diff options
Diffstat (limited to 'include')
358 files changed, 7030 insertions, 3054 deletions
diff --git a/include/acpi/achware.h b/include/acpi/achware.h index 9df275cf7bc..4053df94345 100644 --- a/include/acpi/achware.h +++ b/include/acpi/achware.h @@ -71,9 +71,9 @@ u32 acpi_hw_get_mode(void); struct acpi_bit_register_info *acpi_hw_get_bit_register_info(u32 register_id); acpi_status -acpi_hw_register_read(u8 use_lock, u32 register_id, u32 * return_value); +acpi_hw_register_read(u32 register_id, u32 * return_value); -acpi_status acpi_hw_register_write(u8 use_lock, u32 register_id, u32 value); +acpi_status acpi_hw_register_write(u32 register_id, u32 value); acpi_status acpi_hw_low_level_read(u32 width, diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h index 86aea44ce6d..7b74b60a68a 100644 --- a/include/acpi/acpi_bus.h +++ b/include/acpi/acpi_bus.h @@ -264,7 +264,6 @@ struct acpi_device_wakeup_flags { struct acpi_device_wakeup_state { u8 enabled:1; - u8 active:1; }; struct acpi_device_wakeup { @@ -333,6 +332,7 @@ int acpi_bus_get_power(acpi_handle handle, int *state); int acpi_bus_set_power(acpi_handle handle, int state); #ifdef CONFIG_ACPI_PROC_EVENT int acpi_bus_generate_proc_event(struct acpi_device *device, u8 type, int data); +int acpi_bus_generate_proc_event4(const char *class, const char *bid, u8 type, int data); int acpi_bus_receive_event(struct acpi_bus_event *event); #else static inline int acpi_bus_generate_proc_event(struct acpi_device *device, u8 type, int data) diff --git a/include/acpi/acpixf.h b/include/acpi/acpixf.h index 3d7ab9e0c9f..9512f0456ad 100644 --- a/include/acpi/acpixf.h +++ b/include/acpi/acpixf.h @@ -314,6 +314,8 @@ acpi_resource_to_address64(struct acpi_resource *resource, */ acpi_status acpi_get_register(u32 register_id, u32 * return_value); +acpi_status acpi_get_register_unlocked(u32 register_id, u32 *return_value); + acpi_status acpi_set_register(u32 register_id, u32 value); acpi_status diff --git a/include/acpi/actbl1.h b/include/acpi/actbl1.h index 4e5d3ca53a8..a1b1b2ee3e5 100644 --- a/include/acpi/actbl1.h +++ b/include/acpi/actbl1.h @@ -257,7 +257,8 @@ struct acpi_table_dbgp { struct acpi_table_dmar { struct acpi_table_header header; /* Common ACPI table header */ u8 width; /* Host Address Width */ - u8 reserved[11]; + u8 flags; + u8 reserved[10]; }; /* DMAR subtable header */ @@ -265,8 +266,6 @@ struct acpi_table_dmar { struct acpi_dmar_header { u16 type; u16 length; - u8 flags; - u8 reserved[3]; }; /* Values for subtable type in struct acpi_dmar_header */ @@ -274,13 +273,15 @@ struct acpi_dmar_header { enum acpi_dmar_type { ACPI_DMAR_TYPE_HARDWARE_UNIT = 0, ACPI_DMAR_TYPE_RESERVED_MEMORY = 1, - ACPI_DMAR_TYPE_RESERVED = 2 /* 2 and greater are reserved */ + ACPI_DMAR_TYPE_ATSR = 2, + ACPI_DMAR_TYPE_RESERVED = 3 /* 3 and greater are reserved */ }; struct acpi_dmar_device_scope { u8 entry_type; u8 length; - u8 segment; + u16 reserved; + u8 enumeration_id; u8 bus; }; @@ -290,7 +291,14 @@ enum acpi_dmar_scope_type { ACPI_DMAR_SCOPE_TYPE_NOT_USED = 0, ACPI_DMAR_SCOPE_TYPE_ENDPOINT = 1, ACPI_DMAR_SCOPE_TYPE_BRIDGE = 2, - ACPI_DMAR_SCOPE_TYPE_RESERVED = 3 /* 3 and greater are reserved */ + ACPI_DMAR_SCOPE_TYPE_IOAPIC = 3, + ACPI_DMAR_SCOPE_TYPE_HPET = 4, + ACPI_DMAR_SCOPE_TYPE_RESERVED = 5 /* 5 and greater are reserved */ +}; + +struct acpi_dmar_pci_path { + u8 dev; + u8 fn; }; /* @@ -301,6 +309,9 @@ enum acpi_dmar_scope_type { struct acpi_dmar_hardware_unit { struct acpi_dmar_header header; + u8 flags; + u8 reserved; + u16 segment; u64 address; /* Register Base Address */ }; @@ -312,7 +323,9 @@ struct acpi_dmar_hardware_unit { struct acpi_dmar_reserved_memory { struct acpi_dmar_header header; - u64 address; /* 4_k aligned base address */ + u16 reserved; + u16 segment; + u64 base_address; /* 4_k aligned base address */ u64 end_address; /* 4_k aligned limit address */ }; diff --git a/include/acpi/processor.h b/include/acpi/processor.h index 99934a999e6..26d79f6db8a 100644 --- a/include/acpi/processor.h +++ b/include/acpi/processor.h @@ -3,6 +3,7 @@ #include <linux/kernel.h> #include <linux/cpu.h> +#include <linux/cpuidle.h> #include <asm/acpi.h> @@ -75,7 +76,9 @@ struct acpi_processor_cx { }; struct acpi_processor_power { + struct cpuidle_device dev; struct acpi_processor_cx *state; + struct acpi_processor_cx *bm_state; unsigned long bm_check_timestamp; u32 default_state; u32 bm_activity; @@ -199,6 +202,7 @@ struct acpi_processor_flags { u8 bm_check:1; u8 has_cst:1; u8 power_setup_done:1; + u8 bm_rld_set:1; }; struct acpi_processor { @@ -322,6 +326,7 @@ int acpi_processor_power_exit(struct acpi_processor *pr, struct acpi_device *device); int acpi_processor_suspend(struct acpi_device * device, pm_message_t state); int acpi_processor_resume(struct acpi_device * device); +extern struct cpuidle_driver acpi_idle_driver; /* in processor_thermal.c */ int acpi_processor_get_limit_info(struct acpi_processor *pr); diff --git a/include/asm-alpha/bitops.h b/include/asm-alpha/bitops.h index 9e71201000d..9e19a704d48 100644 --- a/include/asm-alpha/bitops.h +++ b/include/asm-alpha/bitops.h @@ -1,7 +1,12 @@ #ifndef _ALPHA_BITOPS_H #define _ALPHA_BITOPS_H +#ifndef _LINUX_BITOPS_H +#error only <linux/bitops.h> can be included directly +#endif + #include <asm/compiler.h> +#include <asm/barrier.h> /* * Copyright 1994, Linus Torvalds. @@ -69,6 +74,13 @@ clear_bit(unsigned long nr, volatile void * addr) :"Ir" (1UL << (nr & 31)), "m" (*m)); } +static inline void +clear_bit_unlock(unsigned long nr, volatile void * addr) +{ + smp_mb(); + clear_bit(nr, addr); +} + /* * WARNING: non atomic version. */ @@ -81,6 +93,13 @@ __clear_bit(unsigned long nr, volatile void * addr) } static inline void +__clear_bit_unlock(unsigned long nr, volatile void * addr) +{ + smp_mb(); + __clear_bit(nr, addr); +} + +static inline void change_bit(unsigned long nr, volatile void * addr) { unsigned long temp; @@ -117,6 +136,36 @@ test_and_set_bit(unsigned long nr, volatile void *addr) int *m = ((int *) addr) + (nr >> 5); __asm__ __volatile__( +#ifdef CONFIG_SMP + " mb\n" +#endif + "1: ldl_l %0,%4\n" + " and %0,%3,%2\n" + " bne %2,2f\n" + " xor %0,%3,%0\n" + " stl_c %0,%1\n" + " beq %0,3f\n" + "2:\n" +#ifdef CONFIG_SMP + " mb\n" +#endif + ".subsection 2\n" + "3: br 1b\n" + ".previous" + :"=&r" (temp), "=m" (*m), "=&r" (oldbit) + :"Ir" (1UL << (nr & 31)), "m" (*m) : "memory"); + + return oldbit != 0; +} + +static inline int +test_and_set_bit_lock(unsigned long nr, volatile void *addr) +{ + unsigned long oldbit; + unsigned long temp; + int *m = ((int *) addr) + (nr >> 5); + + __asm__ __volatile__( "1: ldl_l %0,%4\n" " and %0,%3,%2\n" " bne %2,2f\n" @@ -158,6 +207,9 @@ test_and_clear_bit(unsigned long nr, volatile void * addr) int *m = ((int *) addr) + (nr >> 5); __asm__ __volatile__( +#ifdef CONFIG_SMP + " mb\n" +#endif "1: ldl_l %0,%4\n" " and %0,%3,%2\n" " beq %2,2f\n" @@ -199,6 +251,9 @@ test_and_change_bit(unsigned long nr, volatile void * addr) int *m = ((int *) addr) + (nr >> 5); __asm__ __volatile__( +#ifdef CONFIG_SMP + " mb\n" +#endif "1: ldl_l %0,%4\n" " and %0,%3,%2\n" " xor %0,%3,%0\n" diff --git a/include/asm-alpha/ide.h b/include/asm-alpha/ide.h index 2a5cc0b367a..b7bf68d0407 100644 --- a/include/asm-alpha/ide.h +++ b/include/asm-alpha/ide.h @@ -40,7 +40,6 @@ static inline unsigned long ide_default_io_base(int index) } } -#define IDE_ARCH_OBSOLETE_INIT #define ide_default_io_ctl(base) ((base) + 0x206) /* obsolete */ #ifdef CONFIG_PCI diff --git a/include/asm-alpha/scatterlist.h b/include/asm-alpha/scatterlist.h index 917365405e8..440747ca634 100644 --- a/include/asm-alpha/scatterlist.h +++ b/include/asm-alpha/scatterlist.h @@ -5,7 +5,10 @@ #include <asm/types.h> struct scatterlist { - struct page *page; +#ifdef CONFIG_DEBUG_SG + unsigned long sg_magic; +#endif + unsigned long page_link; unsigned int offset; unsigned int length; diff --git a/include/asm-alpha/tlbflush.h b/include/asm-alpha/tlbflush.h index 1ca3ed3bd6d..eefab3fb51a 100644 --- a/include/asm-alpha/tlbflush.h +++ b/include/asm-alpha/tlbflush.h @@ -92,17 +92,6 @@ flush_tlb_other(struct mm_struct *mm) if (*mmc) *mmc = 0; } -/* Flush a specified range of user mapping page tables from TLB. - Although Alpha uses VPTE caches, this can be a nop, as Alpha does - not have finegrained tlb flushing, so it will flush VPTE stuff - during next flush_tlb_range. */ - -static inline void -flush_tlb_pgtables(struct mm_struct *mm, unsigned long start, - unsigned long end) -{ -} - #ifndef CONFIG_SMP /* Flush everything (kernel mapping may also have changed due to vmalloc/vfree). */ diff --git a/include/asm-arm/arch-aaec2000/aaec2000.h b/include/asm-arm/arch-aaec2000/aaec2000.h index 002227924b9..a6d1ee0980f 100644 --- a/include/asm-arm/arch-aaec2000/aaec2000.h +++ b/include/asm-arm/arch-aaec2000/aaec2000.h @@ -140,11 +140,11 @@ #define TIMER3_CLEAR __REG(0x80000e0c) /* Timer 3 Clear Register */ /* Timer Control register bits */ -#define TIMER_CTRL_ENABLE (1 << 7) /* Enable (Start° Timer */ +#define TIMER_CTRL_ENABLE (1 << 7) /* Enable (Start Timer) */ #define TIMER_CTRL_PERIODIC (1 << 6) /* Periodic Running Mode */ #define TIMER_CTRL_FREE_RUNNING (0 << 6) /* Normal Running Mode */ #define TIMER_CTRL_CLKSEL_508K (1 << 3) /* 508KHz Clock select (Timer 1, 2) */ -#define TIMER_CTRL_CLKSEL_2K (0 << 3) /* 2KHz Clock Select (Timer 1, 2)*/ +#define TIMER_CTRL_CLKSEL_2K (0 << 3) /* 2KHz Clock Select (Timer 1, 2) */ /* Power and State Control */ #define POWER_BASE __REG(0x80000400) diff --git a/include/asm-arm/arch-ixp4xx/io.h b/include/asm-arm/arch-ixp4xx/io.h index c72f9d79417..eeeea90cd5a 100644 --- a/include/asm-arm/arch-ixp4xx/io.h +++ b/include/asm-arm/arch-ixp4xx/io.h @@ -17,9 +17,6 @@ #define IO_SPACE_LIMIT 0xffff0000 -#define BIT(x) ((1)<<(x)) - - extern int (*ixp4xx_pci_read)(u32 addr, u32 cmd, u32* data); extern int ixp4xx_pci_write(u32 addr, u32 cmd, u32 data); diff --git a/include/asm-arm/arch-pxa/pm.h b/include/asm-arm/arch-pxa/pm.h index 6903db7fae1..9d9f4b54b2c 100644 --- a/include/asm-arm/arch-pxa/pm.h +++ b/include/asm-arm/arch-pxa/pm.h @@ -7,6 +7,8 @@ * */ +#include <linux/suspend.h> + struct pxa_cpu_pm_fns { int save_size; void (*save)(unsigned long *); diff --git a/include/asm-arm/bitops.h b/include/asm-arm/bitops.h index b41831b6432..47a6b086eee 100644 --- a/include/asm-arm/bitops.h +++ b/include/asm-arm/bitops.h @@ -19,6 +19,10 @@ #ifdef __KERNEL__ +#ifndef _LINUX_BITOPS_H +#error only <linux/bitops.h> can be included directly +#endif + #include <linux/compiler.h> #include <asm/system.h> @@ -286,6 +290,7 @@ static inline int constant_fls(int x) #include <asm-generic/bitops/sched.h> #include <asm-generic/bitops/hweight.h> +#include <asm-generic/bitops/lock.h> /* * Ext2 is defined to use little-endian byte ordering. diff --git a/include/asm-arm/dma-mapping.h b/include/asm-arm/dma-mapping.h index 678134bf247..e99406a7bec 100644 --- a/include/asm-arm/dma-mapping.h +++ b/include/asm-arm/dma-mapping.h @@ -5,7 +5,7 @@ #include <linux/mm.h> /* need struct page */ -#include <asm/scatterlist.h> +#include <linux/scatterlist.h> /* * DMA-consistent mapping functions. These allocate/free a region of @@ -274,8 +274,8 @@ dma_map_sg(struct device *dev, struct scatterlist *sg, int nents, for (i = 0; i < nents; i++, sg++) { char *virt; - sg->dma_address = page_to_dma(dev, sg->page) + sg->offset; - virt = page_address(sg->page) + sg->offset; + sg->dma_address = page_to_dma(dev, sg_page(sg)) + sg->offset; + virt = sg_virt(sg); if (!arch_is_coherent()) dma_cache_maint(virt, sg->length, dir); @@ -371,7 +371,7 @@ dma_sync_sg_for_cpu(struct device *dev, struct scatterlist *sg, int nents, int i; for (i = 0; i < nents; i++, sg++) { - char *virt = page_address(sg->page) + sg->offset; + char *virt = sg_virt(sg); if (!arch_is_coherent()) dma_cache_maint(virt, sg->length, dir); } @@ -384,7 +384,7 @@ dma_sync_sg_for_device(struct device *dev, struct scatterlist *sg, int nents, int i; for (i = 0; i < nents; i++, sg++) { - char *virt = page_address(sg->page) + sg->offset; + char *virt = sg_virt(sg); if (!arch_is_coherent()) dma_cache_maint(virt, sg->length, dir); } @@ -401,7 +401,7 @@ extern void dma_sync_sg_for_device(struct device*, struct scatterlist*, int, enu * * On the SA-1111, a bug limits DMA to only certain regions of RAM. * On the IXP425, the PCI inbound window is 64MB (256MB total RAM) - * On some ADI engineering sytems, PCI inbound window is 32MB (12MB total RAM) + * On some ADI engineering systems, PCI inbound window is 32MB (12MB total RAM) * * The following are helper functions used by the dmabounce subystem * diff --git a/include/asm-arm/ide.h b/include/asm-arm/ide.h index 4f68c8a5a19..f348fcf3150 100644 --- a/include/asm-arm/ide.h +++ b/include/asm-arm/ide.h @@ -18,7 +18,6 @@ #endif #if !defined(CONFIG_ARCH_L7200) -# define IDE_ARCH_OBSOLETE_INIT # ifdef CONFIG_ARCH_CLPS7500 # define ide_default_io_ctl(base) ((base) + 0x206) /* obsolete */ # else diff --git a/include/asm-arm/scatterlist.h b/include/asm-arm/scatterlist.h index de2f65eb42e..ca0a37d0340 100644 --- a/include/asm-arm/scatterlist.h +++ b/include/asm-arm/scatterlist.h @@ -5,7 +5,10 @@ #include <asm/types.h> struct scatterlist { - struct page *page; /* buffer page */ +#ifdef CONFIG_DEBUG_SG + unsigned long sg_magic; +#endif + unsigned long page_link; unsigned int offset; /* buffer offset */ dma_addr_t dma_address; /* dma address */ unsigned int length; /* length */ diff --git a/include/asm-arm/tlbflush.h b/include/asm-arm/tlbflush.h index 71be4fded7e..8c6bc1bb9d1 100644 --- a/include/asm-arm/tlbflush.h +++ b/include/asm-arm/tlbflush.h @@ -463,11 +463,6 @@ extern void flush_tlb_kernel_range(unsigned long start, unsigned long end); */ extern void update_mmu_cache(struct vm_area_struct *vma, unsigned long addr, pte_t pte); -/* - * ARM processors do not cache TLB tables in RAM. - */ -#define flush_tlb_pgtables(mm,start,end) do { } while (0) - #endif #endif /* CONFIG_MMU */ diff --git a/include/asm-avr32/arch-at32ap/board.h b/include/asm-avr32/arch-at32ap/board.h index 7dbd603c38c..d6993a6b647 100644 --- a/include/asm-avr32/arch-at32ap/board.h +++ b/include/asm-avr32/arch-at32ap/board.h @@ -44,6 +44,13 @@ struct usba_platform_data { struct platform_device * at32_add_device_usba(unsigned int id, struct usba_platform_data *data); +struct ide_platform_data { + u8 cs; +}; +struct platform_device * +at32_add_device_ide(unsigned int id, unsigned int extint, + struct ide_platform_data *data); + /* depending on what's hooked up, not all SSC pins will be used */ #define ATMEL_SSC_TK 0x01 #define ATMEL_SSC_TF 0x02 @@ -58,4 +65,20 @@ at32_add_device_usba(unsigned int id, struct usba_platform_data *data); struct platform_device * at32_add_device_ssc(unsigned int id, unsigned int flags); +struct platform_device *at32_add_device_twi(unsigned int id); +struct platform_device *at32_add_device_mci(unsigned int id); +struct platform_device *at32_add_device_ac97c(unsigned int id); +struct platform_device *at32_add_device_abdac(unsigned int id); + +struct cf_platform_data { + int detect_pin; + int reset_pin; + int vcc_pin; + int ready_pin; + u8 cs; +}; +struct platform_device * +at32_add_device_cf(unsigned int id, unsigned int extint, + struct cf_platform_data *data); + #endif /* __ASM_ARCH_BOARD_H */ diff --git a/include/asm-avr32/bitops.h b/include/asm-avr32/bitops.h index 5299f8c8e11..1a50b69b1a1 100644 --- a/include/asm-avr32/bitops.h +++ b/include/asm-avr32/bitops.h @@ -8,6 +8,10 @@ #ifndef __ASM_AVR32_BITOPS_H #define __ASM_AVR32_BITOPS_H +#ifndef _LINUX_BITOPS_H +#error only <linux/bitops.h> can be included directly +#endif + #include <asm/byteorder.h> #include <asm/system.h> @@ -288,6 +292,7 @@ static inline int ffs(unsigned long word) #include <asm-generic/bitops/fls64.h> #include <asm-generic/bitops/sched.h> #include <asm-generic/bitops/hweight.h> +#include <asm-generic/bitops/lock.h> #include <asm-generic/bitops/ext2-non-atomic.h> #include <asm-generic/bitops/ext2-atomic.h> diff --git a/include/asm-avr32/dma-mapping.h b/include/asm-avr32/dma-mapping.h index 81e342636ac..a7131630c05 100644 --- a/include/asm-avr32/dma-mapping.h +++ b/include/asm-avr32/dma-mapping.h @@ -217,8 +217,8 @@ dma_map_sg(struct device *dev, struct scatterlist *sg, int nents, for (i = 0; i < nents; i++) { char *virt; - sg[i].dma_address = page_to_bus(sg[i].page) + sg[i].offset; - virt = page_address(sg[i].page) + sg[i].offset; + sg[i].dma_address = page_to_bus(sg_page(&sg[i])) + sg[i].offset; + virt = sg_virt(&sg[i]); dma_cache_sync(dev, virt, sg[i].length, direction); } @@ -327,8 +327,7 @@ dma_sync_sg_for_device(struct device *dev, struct scatterlist *sg, int i; for (i = 0; i < nents; i++) { - dma_cache_sync(dev, page_address(sg[i].page) + sg[i].offset, - sg[i].length, direction); + dma_cache_sync(dev, sg_virt(&sg[i]), sg[i].length, direction); } } diff --git a/include/asm-avr32/scatterlist.h b/include/asm-avr32/scatterlist.h index c6d5ce3b3a2..377320e3bd1 100644 --- a/include/asm-avr32/scatterlist.h +++ b/include/asm-avr32/scatterlist.h @@ -4,7 +4,10 @@ #include <asm/types.h> struct scatterlist { - struct page *page; +#ifdef CONFIG_DEBUG_SG + unsigned long sg_magic; +#endif + unsigned long page_link; unsigned int offset; dma_addr_t dma_address; unsigned int length; diff --git a/include/asm-avr32/tlbflush.h b/include/asm-avr32/tlbflush.h index 730e268f81f..5bc7c88a577 100644 --- a/include/asm-avr32/tlbflush.h +++ b/include/asm-avr32/tlbflush.h @@ -19,7 +19,6 @@ * - flush_tlb_page(vma, vmaddr) flushes one page * - flush_tlb_range(vma, start, end) flushes a range of pages * - flush_tlb_kernel_range(start, end) flushes a range of kernel pages - * - flush_tlb_pgtables(mm, start, end) flushes a range of page tables */ extern void flush_tlb(void); extern void flush_tlb_all(void); @@ -29,12 +28,6 @@ extern void flush_tlb_range(struct vm_area_struct *vma, unsigned long start, extern void flush_tlb_page(struct vm_area_struct *vma, unsigned long page); extern void __flush_tlb_page(unsigned long asid, unsigned long page); -static inline void flush_tlb_pgtables(struct mm_struct *mm, - unsigned long start, unsigned long end) -{ - /* Nothing to do */ -} - extern void flush_tlb_kernel_range(unsigned long start, unsigned long end); #endif /* __ASM_AVR32_TLBFLUSH_H */ diff --git a/include/asm-blackfin/bf5xx_timers.h b/include/asm-blackfin/bf5xx_timers.h deleted file mode 100644 index 86c770321b6..00000000000 --- a/include/asm-blackfin/bf5xx_timers.h +++ /dev/null @@ -1,209 +0,0 @@ -/* - * include/asm/bf5xx_timers.h - * - * This file contains the major Data structures and constants - * used for General Purpose Timer Implementation in BF5xx - * - * Copyright (C) 2005 John DeHority - * Copyright (C) 2006 Hella Aglaia GmbH (awe@aglaia-gmbh.de) - * - */ - -#ifndef _BLACKFIN_TIMERS_H_ -#define _BLACKFIN_TIMERS_H_ - -#undef MAX_BLACKFIN_GPTIMERS -/* - * BF537: 8 timers: - */ -#if defined(CONFIG_BF537) -# define MAX_BLACKFIN_GPTIMERS 8 -# define TIMER0_GROUP_REG TIMER_ENABLE -#endif -/* - * BF561: 12 timers: - */ -#if defined(CONFIG_BF561) -# define MAX_BLACKFIN_GPTIMERS 12 -# define TIMER0_GROUP_REG TMRS8_ENABLE -# define TIMER8_GROUP_REG TMRS4_ENABLE -#endif -/* - * All others: 3 timers: - */ -#if !defined(MAX_BLACKFIN_GPTIMERS) -# define MAX_BLACKFIN_GPTIMERS 3 -# define TIMER0_GROUP_REG TIMER_ENABLE -#endif - -#define BLACKFIN_GPTIMER_IDMASK ((1UL << MAX_BLACKFIN_GPTIMERS) - 1) -#define BFIN_TIMER_OCTET(x) ((x) >> 3) - -/* used in masks for timer_enable() and timer_disable() */ -#define TIMER0bit 0x0001 /* 0001b */ -#define TIMER1bit 0x0002 /* 0010b */ -#define TIMER2bit 0x0004 /* 0100b */ - -#if (MAX_BLACKFIN_GPTIMERS > 3) -# define TIMER3bit 0x0008 -# define TIMER4bit 0x0010 -# define TIMER5bit 0x0020 -# define TIMER6bit 0x0040 -# define TIMER7bit 0x0080 -#endif - -#if (MAX_BLACKFIN_GPTIMERS > 8) -# define TIMER8bit 0x0100 -# define TIMER9bit 0x0200 -# define TIMER10bit 0x0400 -# define TIMER11bit 0x0800 -#endif - -#define TIMER0_id 0 -#define TIMER1_id 1 -#define TIMER2_id 2 - -#if (MAX_BLACKFIN_GPTIMERS > 3) -# define TIMER3_id 3 -# define TIMER4_id 4 -# define TIMER5_id 5 -# define TIMER6_id 6 -# define TIMER7_id 7 -#endif - -#if (MAX_BLACKFIN_GPTIMERS > 8) -# define TIMER8_id 8 -# define TIMER9_id 9 -# define TIMER10_id 10 -# define TIMER11_id 11 -#endif - -/* associated timers for ppi framesync: */ - -#if defined(CONFIG_BF561) -# define FS0_1_TIMER_ID TIMER8_id -# define FS0_2_TIMER_ID TIMER9_id -# define FS1_1_TIMER_ID TIMER10_id -# define FS1_2_TIMER_ID TIMER11_id -# define FS0_1_TIMER_BIT TIMER8bit -# define FS0_2_TIMER_BIT TIMER9bit -# define FS1_1_TIMER_BIT TIMER10bit -# define FS1_2_TIMER_BIT TIMER11bit -# undef FS1_TIMER_ID -# undef FS2_TIMER_ID -# undef FS1_TIMER_BIT -# undef FS2_TIMER_BIT -#else -# define FS1_TIMER_ID TIMER0_id -# define FS2_TIMER_ID TIMER1_id -# define FS1_TIMER_BIT TIMER0bit -# define FS2_TIMER_BIT TIMER1bit -#endif - -/* -** Timer Configuration Register Bits -*/ -#define TIMER_ERR 0xC000 -#define TIMER_ERR_OVFL 0x4000 -#define TIMER_ERR_PROG_PER 0x8000 -#define TIMER_ERR_PROG_PW 0xC000 -#define TIMER_EMU_RUN 0x0200 -#define TIMER_TOGGLE_HI 0x0100 -#define TIMER_CLK_SEL 0x0080 -#define TIMER_OUT_DIS 0x0040 -#define TIMER_TIN_SEL 0x0020 -#define TIMER_IRQ_ENA 0x0010 -#define TIMER_PERIOD_CNT 0x0008 -#define TIMER_PULSE_HI 0x0004 -#define TIMER_MODE 0x0003 -#define TIMER_MODE_PWM 0x0001 -#define TIMER_MODE_WDTH 0x0002 -#define TIMER_MODE_EXT_CLK 0x0003 - -/* -** Timer Status Register Bits -*/ -#define TIMER_STATUS_TIMIL0 0x0001 -#define TIMER_STATUS_TIMIL1 0x0002 -#define TIMER_STATUS_TIMIL2 0x0004 -#if (MAX_BLACKFIN_GPTIMERS > 3) -# define TIMER_STATUS_TIMIL3 0x00000008 -# define TIMER_STATUS_TIMIL4 0x00010000 -# define TIMER_STATUS_TIMIL5 0x00020000 -# define TIMER_STATUS_TIMIL6 0x00040000 -# define TIMER_STATUS_TIMIL7 0x00080000 -# if (MAX_BLACKFIN_GPTIMERS > 8) -# define TIMER_STATUS_TIMIL8 0x0001 -# define TIMER_STATUS_TIMIL9 0x0002 -# define TIMER_STATUS_TIMIL10 0x0004 -# define TIMER_STATUS_TIMIL11 0x0008 -# endif -# define TIMER_STATUS_INTR 0x000F000F -#else -# define TIMER_STATUS_INTR 0x0007 /* any timer interrupt */ -#endif - -#define TIMER_STATUS_TOVF0 0x0010 /* timer 0 overflow error */ -#define TIMER_STATUS_TOVF1 0x0020 -#define TIMER_STATUS_TOVF2 0x0040 -#if (MAX_BLACKFIN_GPTIMERS > 3) -# define TIMER_STATUS_TOVF3 0x00000080 -# define TIMER_STATUS_TOVF4 0x00100000 -# define TIMER_STATUS_TOVF5 0x00200000 -# define TIMER_STATUS_TOVF6 0x00400000 -# define TIMER_STATUS_TOVF7 0x00800000 -# if (MAX_BLACKFIN_GPTIMERS > 8) -# define TIMER_STATUS_TOVF8 0x0010 -# define TIMER_STATUS_TOVF9 0x0020 -# define TIMER_STATUS_TOVF10 0x0040 -# define TIMER_STATUS_TOVF11 0x0080 -# endif -# define TIMER_STATUS_OFLOW 0x00F000F0 -#else -# define TIMER_STATUS_OFLOW 0x0070 /* any timer overflow */ -#endif - -/* -** Timer Slave Enable Status : write 1 to clear -*/ -#define TIMER_STATUS_TRUN0 0x1000 -#define TIMER_STATUS_TRUN1 0x2000 -#define TIMER_STATUS_TRUN2 0x4000 -#if (MAX_BLACKFIN_GPTIMERS > 3) -# define TIMER_STATUS_TRUN3 0x00008000 -# define TIMER_STATUS_TRUN4 0x10000000 -# define TIMER_STATUS_TRUN5 0x20000000 -# define TIMER_STATUS_TRUN6 0x40000000 -# define TIMER_STATUS_TRUN7 0x80000000 -# define TIMER_STATUS_TRUN 0xF000F000 -# if (MAX_BLACKFIN_GPTIMERS > 8) -# define TIMER_STATUS_TRUN8 0x1000 -# define TIMER_STATUS_TRUN9 0x2000 -# define TIMER_STATUS_TRUN10 0x4000 -# define TIMER_STATUS_TRUN11 0x8000 -# endif -#else -# define TIMER_STATUS_TRUN 0x7000 -#endif - -/******************************************************************************* -* GP_TIMER API's -*******************************************************************************/ - -void set_gptimer_pwidth (int timer_id, int width); -int get_gptimer_pwidth (int timer_id); -void set_gptimer_period (int timer_id, int period); -int get_gptimer_period (int timer_id); -int get_gptimer_count (int timer_id); -short get_gptimer_intr (int timer_id); -void set_gptimer_config (int timer_id, short config); -short get_gptimer_config (int timer_id); -void set_gptimer_pulse_hi (int timer_id); -void clear_gptimer_pulse_hi(int timer_id); -void enable_gptimers (short mask); -void disable_gptimers (short mask); -short get_enabled_timers (void); -int get_gptimer_status (int octet); -void set_gptimer_status (int octet, int value); - -#endif diff --git a/include/asm-blackfin/bfin-global.h b/include/asm-blackfin/bfin-global.h index a970781a0f9..14cb8d35924 100644 --- a/include/asm-blackfin/bfin-global.h +++ b/include/asm-blackfin/bfin-global.h @@ -47,6 +47,8 @@ extern unsigned long get_cclk(void); extern unsigned long get_sclk(void); +extern unsigned long sclk_to_usecs(unsigned long sclk); +extern unsigned long usecs_to_sclk(unsigned long usecs); extern void dump_thread(struct pt_regs *regs, struct user *dump); extern void dump_bfin_regs(struct pt_regs *fp, void *retaddr); @@ -105,7 +107,7 @@ extern void led_disp_num(int); extern void led_toggle_num(int); extern void init_leds(void); -extern char *bfin_board_name __attribute__ ((weak)); +extern const char bfin_board_name[]; extern unsigned long wall_jiffies; extern unsigned long ipdt_table[]; extern unsigned long dpdt_table[]; diff --git a/include/asm-blackfin/bitops.h b/include/asm-blackfin/bitops.h index 27c2d0e48e1..b39a175c79c 100644 --- a/include/asm-blackfin/bitops.h +++ b/include/asm-blackfin/bitops.h @@ -11,6 +11,10 @@ #ifdef __KERNEL__ +#ifndef _LINUX_BITOPS_H +#error only <linux/bitops.h> can be included directly +#endif + #include <asm-generic/bitops/ffs.h> #include <asm-generic/bitops/__ffs.h> #include <asm-generic/bitops/sched.h> @@ -199,6 +203,7 @@ static __inline__ int __test_bit(int nr, const void *addr) #include <asm-generic/bitops/find.h> #include <asm-generic/bitops/hweight.h> +#include <asm-generic/bitops/lock.h> #include <asm-generic/bitops/ext2-atomic.h> #include <asm-generic/bitops/ext2-non-atomic.h> diff --git a/include/asm-blackfin/dma.h b/include/asm-blackfin/dma.h index b42a531e7a1..b469505af36 100644 --- a/include/asm-blackfin/dma.h +++ b/include/asm-blackfin/dma.h @@ -109,9 +109,7 @@ struct dma_register { unsigned long curr_desc_ptr; /* DMA Current Descriptor Pointer register */ - unsigned short curr_addr_ptr_lo; /* DMA Current Address Pointer - register */ - unsigned short curr_addr_ptr_hi; /* DMA Current Address Pointer + unsigned long curr_addr_ptr; /* DMA Current Address Pointer register */ unsigned short irq_status; /* DMA irq status register */ unsigned short dummy6; @@ -166,6 +164,9 @@ void set_dma_curr_addr(unsigned int channel, unsigned long addr); unsigned short get_dma_curr_irqstat(unsigned int channel); unsigned short get_dma_curr_xcount(unsigned int channel); unsigned short get_dma_curr_ycount(unsigned int channel); +unsigned long get_dma_next_desc_ptr(unsigned int channel); +unsigned long get_dma_curr_desc_ptr(unsigned int channel); +unsigned long get_dma_curr_addr(unsigned int channel); /* set large DMA mode descriptor */ void set_dma_sg(unsigned int channel, struct dmasg *sg, int nr_sg); diff --git a/include/asm-blackfin/gpio.h b/include/asm-blackfin/gpio.h index dd203cd9379..33ce98ef7e0 100644 --- a/include/asm-blackfin/gpio.h +++ b/include/asm-blackfin/gpio.h @@ -29,6 +29,7 @@ /* * Number BF537/6/4 BF561 BF533/2/1 +* BF527/5/2 * * GPIO_0 PF0 PF0 PF0 * GPIO_1 PF1 PF1 PF1 @@ -164,7 +165,7 @@ #endif -#ifdef BF537_FAMILY +#if defined(BF527_FAMILY) || defined(BF537_FAMILY) #define MAX_BLACKFIN_GPIOS 48 #define GPIO_PF0 0 diff --git a/include/asm-blackfin/gptimers.h b/include/asm-blackfin/gptimers.h new file mode 100644 index 00000000000..c97ab03e43a --- /dev/null +++ b/include/asm-blackfin/gptimers.h @@ -0,0 +1,210 @@ +/* + * include/asm/bf5xx_timers.h + * + * This file contains the major Data structures and constants + * used for General Purpose Timer Implementation in BF5xx + * + * Copyright (C) 2005 John DeHority + * Copyright (C) 2006 Hella Aglaia GmbH (awe@aglaia-gmbh.de) + * + */ + +#ifndef _BLACKFIN_TIMERS_H_ +#define _BLACKFIN_TIMERS_H_ + +#include <linux/types.h> +#include <asm/blackfin.h> + +/* + * BF537/BF527: 8 timers: + */ +#if defined(BF527_FAMILY) || defined(BF537_FAMILY) +# define MAX_BLACKFIN_GPTIMERS 8 +# define TIMER0_GROUP_REG TIMER_ENABLE +#endif +/* + * BF561: 12 timers: + */ +#if defined(CONFIG_BF561) +# define MAX_BLACKFIN_GPTIMERS 12 +# define TIMER0_GROUP_REG TMRS8_ENABLE +# define TIMER8_GROUP_REG TMRS4_ENABLE +#endif +/* + * All others: 3 timers: + */ +#if !defined(MAX_BLACKFIN_GPTIMERS) +# define MAX_BLACKFIN_GPTIMERS 3 +# define TIMER0_GROUP_REG TIMER_ENABLE +#endif + +#define BLACKFIN_GPTIMER_IDMASK ((1UL << MAX_BLACKFIN_GPTIMERS) - 1) +#define BFIN_TIMER_OCTET(x) ((x) >> 3) + +/* used in masks for timer_enable() and timer_disable() */ +#define TIMER0bit 0x0001 /* 0001b */ +#define TIMER1bit 0x0002 /* 0010b */ +#define TIMER2bit 0x0004 /* 0100b */ + +#if (MAX_BLACKFIN_GPTIMERS > 3) +# define TIMER3bit 0x0008 +# define TIMER4bit 0x0010 +# define TIMER5bit 0x0020 +# define TIMER6bit 0x0040 +# define TIMER7bit 0x0080 +#endif + +#if (MAX_BLACKFIN_GPTIMERS > 8) +# define TIMER8bit 0x0100 +# define TIMER9bit 0x0200 +# define TIMER10bit 0x0400 +# define TIMER11bit 0x0800 +#endif + +#define TIMER0_id 0 +#define TIMER1_id 1 +#define TIMER2_id 2 + +#if (MAX_BLACKFIN_GPTIMERS > 3) +# define TIMER3_id 3 +# define TIMER4_id 4 +# define TIMER5_id 5 +# define TIMER6_id 6 +# define TIMER7_id 7 +#endif + +#if (MAX_BLACKFIN_GPTIMERS > 8) +# define TIMER8_id 8 +# define TIMER9_id 9 +# define TIMER10_id 10 +# define TIMER11_id 11 +#endif + +/* associated timers for ppi framesync: */ + +#if defined(CONFIG_BF561) +# define FS0_1_TIMER_ID TIMER8_id +# define FS0_2_TIMER_ID TIMER9_id +# define FS1_1_TIMER_ID TIMER10_id +# define FS1_2_TIMER_ID TIMER11_id +# define FS0_1_TIMER_BIT TIMER8bit +# define FS0_2_TIMER_BIT TIMER9bit +# define FS1_1_TIMER_BIT TIMER10bit +# define FS1_2_TIMER_BIT TIMER11bit +# undef FS1_TIMER_ID +# undef FS2_TIMER_ID +# undef FS1_TIMER_BIT +# undef FS2_TIMER_BIT +#else +# define FS1_TIMER_ID TIMER0_id +# define FS2_TIMER_ID TIMER1_id +# define FS1_TIMER_BIT TIMER0bit +# define FS2_TIMER_BIT TIMER1bit +#endif + +/* + * Timer Configuration Register Bits + */ +#define TIMER_ERR 0xC000 +#define TIMER_ERR_OVFL 0x4000 +#define TIMER_ERR_PROG_PER 0x8000 +#define TIMER_ERR_PROG_PW 0xC000 +#define TIMER_EMU_RUN 0x0200 +#define TIMER_TOGGLE_HI 0x0100 +#define TIMER_CLK_SEL 0x0080 +#define TIMER_OUT_DIS 0x0040 +#define TIMER_TIN_SEL 0x0020 +#define TIMER_IRQ_ENA 0x0010 +#define TIMER_PERIOD_CNT 0x0008 +#define TIMER_PULSE_HI 0x0004 +#define TIMER_MODE 0x0003 +#define TIMER_MODE_PWM 0x0001 +#define TIMER_MODE_WDTH 0x0002 +#define TIMER_MODE_EXT_CLK 0x0003 + +/* + * Timer Status Register Bits + */ +#define TIMER_STATUS_TIMIL0 0x0001 +#define TIMER_STATUS_TIMIL1 0x0002 +#define TIMER_STATUS_TIMIL2 0x0004 +#if (MAX_BLACKFIN_GPTIMERS > 3) +# define TIMER_STATUS_TIMIL3 0x00000008 +# define TIMER_STATUS_TIMIL4 0x00010000 +# define TIMER_STATUS_TIMIL5 0x00020000 +# define TIMER_STATUS_TIMIL6 0x00040000 +# define TIMER_STATUS_TIMIL7 0x00080000 +# if (MAX_BLACKFIN_GPTIMERS > 8) +# define TIMER_STATUS_TIMIL8 0x0001 +# define TIMER_STATUS_TIMIL9 0x0002 +# define TIMER_STATUS_TIMIL10 0x0004 +# define TIMER_STATUS_TIMIL11 0x0008 +# endif +# define TIMER_STATUS_INTR 0x000F000F +#else +# define TIMER_STATUS_INTR 0x0007 /* any timer interrupt */ +#endif + +#define TIMER_STATUS_TOVF0 0x0010 /* timer 0 overflow error */ +#define TIMER_STATUS_TOVF1 0x0020 +#define TIMER_STATUS_TOVF2 0x0040 +#if (MAX_BLACKFIN_GPTIMERS > 3) +# define TIMER_STATUS_TOVF3 0x00000080 +# define TIMER_STATUS_TOVF4 0x00100000 +# define TIMER_STATUS_TOVF5 0x00200000 +# define TIMER_STATUS_TOVF6 0x00400000 +# define TIMER_STATUS_TOVF7 0x00800000 +# if (MAX_BLACKFIN_GPTIMERS > 8) +# define TIMER_STATUS_TOVF8 0x0010 +# define TIMER_STATUS_TOVF9 0x0020 +# define TIMER_STATUS_TOVF10 0x0040 +# define TIMER_STATUS_TOVF11 0x0080 +# endif +# define TIMER_STATUS_OFLOW 0x00F000F0 +#else +# define TIMER_STATUS_OFLOW 0x0070 /* any timer overflow */ +#endif + +/* + * Timer Slave Enable Status : write 1 to clear + */ +#define TIMER_STATUS_TRUN0 0x1000 +#define TIMER_STATUS_TRUN1 0x2000 +#define TIMER_STATUS_TRUN2 0x4000 +#if (MAX_BLACKFIN_GPTIMERS > 3) +# define TIMER_STATUS_TRUN3 0x00008000 +# define TIMER_STATUS_TRUN4 0x10000000 +# define TIMER_STATUS_TRUN5 0x20000000 +# define TIMER_STATUS_TRUN6 0x40000000 +# define TIMER_STATUS_TRUN7 0x80000000 +# define TIMER_STATUS_TRUN 0xF000F000 +# if (MAX_BLACKFIN_GPTIMERS > 8) +# define TIMER_STATUS_TRUN8 0x1000 +# define TIMER_STATUS_TRUN9 0x2000 +# define TIMER_STATUS_TRUN10 0x4000 +# define TIMER_STATUS_TRUN11 0x8000 +# endif +#else +# define TIMER_STATUS_TRUN 0x7000 +#endif + +/* The actual gptimer API */ + +void set_gptimer_pwidth (int timer_id, uint32_t width); +uint32_t get_gptimer_pwidth (int timer_id); +void set_gptimer_period (int timer_id, uint32_t period); +uint32_t get_gptimer_period (int timer_id); +uint32_t get_gptimer_count (int timer_id); +uint16_t get_gptimer_intr (int timer_id); +void clear_gptimer_intr (int timer_id); +void set_gptimer_config (int timer_id, uint16_t config); +uint16_t get_gptimer_config (int timer_id); +void set_gptimer_pulse_hi (int timer_id); +void clear_gptimer_pulse_hi(int timer_id); +void enable_gptimers (uint16_t mask); +void disable_gptimers (uint16_t mask); +uint16_t get_enabled_gptimers (void); +uint32_t get_gptimer_status (int group); +void set_gptimer_status (int group, uint32_t value); + +#endif diff --git a/include/asm-blackfin/ide.h b/include/asm-blackfin/ide.h index 41b2db46a16..121e272581d 100644 --- a/include/asm-blackfin/ide.h +++ b/include/asm-blackfin/ide.h @@ -20,7 +20,6 @@ #define MAX_HWIFS 1 /* Legacy ... BLK_DEV_IDECS */ -#define IDE_ARCH_OBSOLETE_INIT #define ide_default_io_ctl(base) ((base) + 0x206) /* obsolete */ diff --git a/include/asm-blackfin/mach-bf527/anomaly.h b/include/asm-blackfin/mach-bf527/anomaly.h index 991db986cd4..a89120445be 100644 --- a/include/asm-blackfin/mach-bf527/anomaly.h +++ b/include/asm-blackfin/mach-bf527/anomaly.h @@ -38,4 +38,12 @@ /* Anomalies that don't exist on this proc */ #define ANOMALY_05000323 (0) +#define ANOMALY_05000244 (0) +#define ANOMALY_05000198 (0) +#define ANOMALY_05000125 (0) +#define ANOMALY_05000158 (0) +#define ANOMALY_05000273 (0) +#define ANOMALY_05000263 (0) +#define ANOMALY_05000311 (0) +#define ANOMALY_05000230 (0) #endif diff --git a/include/asm-blackfin/mach-bf527/bf527.h b/include/asm-blackfin/mach-bf527/bf527.h new file mode 100644 index 00000000000..056eb4b9cd2 --- /dev/null +++ b/include/asm-blackfin/mach-bf527/bf527.h @@ -0,0 +1,127 @@ +/* + * File: include/asm-blackfin/mach-bf527/bf527.h + * Based on: include/asm-blackfin/mach-bf537/bf537.h + * Author: Michael Hennerich (michael.hennerich@analog.com) + * + * Created: + * Description: SYSTEM MMR REGISTER AND MEMORY MAP FOR ADSP-BF527 + * + * Modified: + * Copyright 2004-2007 Analog Devices Inc. + * + * Bugs: Enter bugs at http://blackfin.uclinux.org/ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see the file COPYING, or write + * to the Free Software Foundation, Inc., + * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef __MACH_BF527_H__ +#define __MACH_BF527_H__ + +#define SUPPORTED_REVID 2 + +#define OFFSET_(x) ((x) & 0x0000FFFF) + +/*some misc defines*/ +#define IMASK_IVG15 0x8000 +#define IMASK_IVG14 0x4000 +#define IMASK_IVG13 0x2000 +#define IMASK_IVG12 0x1000 + +#define IMASK_IVG11 0x0800 +#define IMASK_IVG10 0x0400 +#define IMASK_IVG9 0x0200 +#define IMASK_IVG8 0x0100 + +#define IMASK_IVG7 0x0080 +#define IMASK_IVGTMR 0x0040 +#define IMASK_IVGHW 0x0020 + +/***************************/ + +#define BFIN_DSUBBANKS 4 +#define BFIN_DWAYS 2 +#define BFIN_DLINES 64 +#define BFIN_ISUBBANKS 4 +#define BFIN_IWAYS 4 +#define BFIN_ILINES 32 + +#define WAY0_L 0x1 +#define WAY1_L 0x2 +#define WAY01_L 0x3 +#define WAY2_L 0x4 +#define WAY02_L 0x5 +#define WAY12_L 0x6 +#define WAY012_L 0x7 + +#define WAY3_L 0x8 +#define WAY03_L 0x9 +#define WAY13_L 0xA +#define WAY013_L 0xB + +#define WAY32_L 0xC +#define WAY320_L 0xD +#define WAY321_L 0xE +#define WAYALL_L 0xF + +#define DMC_ENABLE (2<<2) /*yes, 2, not 1 */ + +/********************************* EBIU Settings ************************************/ +#define AMBCTL0VAL ((CONFIG_BANK_1 << 16) | CONFIG_BANK_0) +#define AMBCTL1VAL ((CONFIG_BANK_3 << 16) | CONFIG_BANK_2) + +#ifdef CONFIG_C_AMBEN_ALL +#define V_AMBEN AMBEN_ALL +#endif +#ifdef CONFIG_C_AMBEN +#define V_AMBEN 0x0 +#endif +#ifdef CONFIG_C_AMBEN_B0 +#define V_AMBEN AMBEN_B0 +#endif +#ifdef CONFIG_C_AMBEN_B0_B1 +#define V_AMBEN AMBEN_B0_B1 +#endif +#ifdef CONFIG_C_AMBEN_B0_B1_B2 +#define V_AMBEN AMBEN_B0_B1_B2 +#endif +#ifdef CONFIG_C_AMCKEN +#define V_AMCKEN AMCKEN +#else +#define V_AMCKEN 0x0 +#endif +#ifdef CONFIG_C_CDPRIO +#define V_CDPRIO 0x100 +#else +#define V_CDPRIO 0x0 +#endif + +#define AMGCTLVAL (V_AMBEN | V_AMCKEN | V_CDPRIO) + +#ifdef CONFIG_BF527 +#define CPU "BF527" +#endif +#ifdef CONFIG_BF525 +#define CPU "BF525" +#endif +#ifdef CONFIG_BF522 +#define CPU "BF522" +#endif +#ifndef CPU +#define CPU "UNKNOWN" +#define CPUID 0x0 +#endif + +#endif /* __MACH_BF527_H__ */ diff --git a/include/asm-blackfin/mach-bf527/bfin_serial_5xx.h b/include/asm-blackfin/mach-bf527/bfin_serial_5xx.h new file mode 100644 index 00000000000..0b867e6a76c --- /dev/null +++ b/include/asm-blackfin/mach-bf527/bfin_serial_5xx.h @@ -0,0 +1,152 @@ +#include <linux/serial.h> +#include <asm/dma.h> +#include <asm/portmux.h> + +#define NR_PORTS 2 + +#define OFFSET_THR 0x00 /* Transmit Holding register */ +#define OFFSET_RBR 0x00 /* Receive Buffer register */ +#define OFFSET_DLL 0x00 /* Divisor Latch (Low-Byte) */ +#define OFFSET_IER 0x04 /* Interrupt Enable Register */ +#define OFFSET_DLH 0x04 /* Divisor Latch (High-Byte) */ +#define OFFSET_IIR 0x08 /* Interrupt Identification Register */ +#define OFFSET_LCR 0x0C /* Line Control Register */ +#define OFFSET_MCR 0x10 /* Modem Control Register */ +#define OFFSET_LSR 0x14 /* Line Status Register */ +#define OFFSET_MSR 0x18 /* Modem Status Register */ +#define OFFSET_SCR 0x1C /* SCR Scratch Register */ +#define OFFSET_GCTL 0x24 /* Global Control Register */ + +#define UART_GET_CHAR(uart) bfin_read16(((uart)->port.membase + OFFSET_RBR)) +#define UART_GET_DLL(uart) bfin_read16(((uart)->port.membase + OFFSET_DLL)) +#define UART_GET_IER(uart) bfin_read16(((uart)->port.membase + OFFSET_IER)) +#define UART_GET_DLH(uart) bfin_read16(((uart)->port.membase + OFFSET_DLH)) +#define UART_GET_IIR(uart) bfin_read16(((uart)->port.membase + OFFSET_IIR)) +#define UART_GET_LCR(uart) bfin_read16(((uart)->port.membase + OFFSET_LCR)) +#define UART_GET_LSR(uart) bfin_read16(((uart)->port.membase + OFFSET_LSR)) +#define UART_GET_GCTL(uart) bfin_read16(((uart)->port.membase + OFFSET_GCTL)) + +#define UART_PUT_CHAR(uart, v) bfin_write16(((uart)->port.membase + OFFSET_THR), v) +#define UART_PUT_DLL(uart, v) bfin_write16(((uart)->port.membase + OFFSET_DLL), v) +#define UART_PUT_IER(uart, v) bfin_write16(((uart)->port.membase + OFFSET_IER), v) +#define UART_PUT_DLH(uart, v) bfin_write16(((uart)->port.membase + OFFSET_DLH), v) +#define UART_PUT_LCR(uart, v) bfin_write16(((uart)->port.membase + OFFSET_LCR), v) +#define UART_PUT_GCTL(uart, v) bfin_write16(((uart)->port.membase + OFFSET_GCTL), v) + +#if defined(CONFIG_BFIN_UART0_CTSRTS) || defined(CONFIG_BFIN_UART1_CTSRTS) +# define CONFIG_SERIAL_BFIN_CTSRTS + +# ifndef CONFIG_UART0_CTS_PIN +# define CONFIG_UART0_CTS_PIN -1 +# endif + +# ifndef CONFIG_UART0_RTS_PIN +# define CONFIG_UART0_RTS_PIN -1 +# endif + +# ifndef CONFIG_UART1_CTS_PIN +# define CONFIG_UART1_CTS_PIN -1 +# endif + +# ifndef CONFIG_UART1_RTS_PIN +# define CONFIG_UART1_RTS_PIN -1 +# endif +#endif +/* + * The pin configuration is different from schematic + */ +struct bfin_serial_port { + struct uart_port port; + unsigned int old_status; +#ifdef CONFIG_SERIAL_BFIN_DMA + int tx_done; + int tx_count; + struct circ_buf rx_dma_buf; + struct timer_list rx_dma_timer; + int rx_dma_nrows; + unsigned int tx_dma_channel; + unsigned int rx_dma_channel; + struct work_struct tx_dma_workqueue; +#else + struct work_struct cts_workqueue; +#endif +#ifdef CONFIG_SERIAL_BFIN_CTSRTS + int cts_pin; + int rts_pin; +#endif +}; + +struct bfin_serial_port bfin_serial_ports[NR_PORTS]; +struct bfin_serial_res { + unsigned long uart_base_addr; + int uart_irq; +#ifdef CONFIG_SERIAL_BFIN_DMA + unsigned int uart_tx_dma_channel; + unsigned int uart_rx_dma_channel; +#endif +#ifdef CONFIG_SERIAL_BFIN_CTSRTS + int uart_cts_pin; + int uart_rts_pin; +#endif +}; + +struct bfin_serial_res bfin_serial_resource[] = { +#ifdef CONFIG_SERIAL_BFIN_UART0 + { + 0xFFC00400, + IRQ_UART0_RX, +#ifdef CONFIG_SERIAL_BFIN_DMA + CH_UART0_TX, + CH_UART0_RX, +#endif +#ifdef CONFIG_BFIN_UART0_CTSRTS + CONFIG_UART0_CTS_PIN, + CONFIG_UART0_RTS_PIN, +#endif + }, +#endif +#ifdef CONFIG_SERIAL_BFIN_UART1 + { + 0xFFC02000, + IRQ_UART1_RX, +#ifdef CONFIG_SERIAL_BFIN_DMA + CH_UART1_TX, + CH_UART1_RX, +#endif +#ifdef CONFIG_BFIN_UART1_CTSRTS + CONFIG_UART1_CTS_PIN, + CONFIG_UART1_RTS_PIN, +#endif + }, +#endif +}; + +int nr_ports = ARRAY_SIZE(bfin_serial_resource); + +#define DRIVER_NAME "bfin-uart" + +static void bfin_serial_hw_init(struct bfin_serial_port *uart) +{ + +#ifdef CONFIG_SERIAL_BFIN_UART0 + peripheral_request(P_UART0_TX, DRIVER_NAME); + peripheral_request(P_UART0_RX, DRIVER_NAME); +#endif + +#ifdef CONFIG_SERIAL_BFIN_UART1 + peripheral_request(P_UART1_TX, DRIVER_NAME); + peripheral_request(P_UART1_RX, DRIVER_NAME); +#endif + +#ifdef CONFIG_SERIAL_BFIN_CTSRTS + if (uart->cts_pin >= 0) { + gpio_request(uart->cts_pin, DRIVER_NAME); + gpio_direction_input(uart->cts_pin); + } + + if (uart->rts_pin >= 0) { + gpio_request(uart->rts_pin, DRIVER_NAME); + gpio_direction_output(uart->rts_pin); + } +#endif +} diff --git a/include/asm-blackfin/mach-bf527/blackfin.h b/include/asm-blackfin/mach-bf527/blackfin.h new file mode 100644 index 00000000000..1bd07e30781 --- /dev/null +++ b/include/asm-blackfin/mach-bf527/blackfin.h @@ -0,0 +1,78 @@ +/* + * File: include/asm-blackfin/mach-bf527/blackfin.h + * Based on: + * Author: + * + * Created: + * Description: + * + * Rev: + * + * Modified: + * + * + * Bugs: Enter bugs at http://blackfin.uclinux.org/ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2, or (at your option) + * any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; see the file COPYING. + * If not, write to the Free Software Foundation, + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#ifndef _MACH_BLACKFIN_H_ +#define _MACH_BLACKFIN_H_ + +#define BF527_FAMILY + +#include "bf527.h" +#include "mem_map.h" +#include "defBF522.h" +#include "anomaly.h" + +#if defined(CONFIG_BF527) +#include "defBF527.h" +#endif + +#if defined(CONFIG_BF525) +#include "defBF525.h" +#endif + +#if !defined(__ASSEMBLY__) +#include "cdefBF522.h" + +#if defined(CONFIG_BF527) +#include "cdefBF527.h" +#endif + +#if defined(CONFIG_BF525) +#include "cdefBF525.h" +#endif +#endif + +/* UART_IIR Register */ +#define STATUS(x) ((x << 1) & 0x06) +#define STATUS_P1 0x02 +#define STATUS_P0 0x01 + +/* DPMC*/ +#define bfin_read_STOPCK_OFF() bfin_read_STOPCK() +#define bfin_write_STOPCK_OFF(val) bfin_write_STOPCK(val) +#define STOPCK_OFF STOPCK + +/* PLL_DIV Masks */ +#define CCLK_DIV1 CSEL_DIV1 /* CCLK = VCO / 1 */ +#define CCLK_DIV2 CSEL_DIV2 /* CCLK = VCO / 2 */ +#define CCLK_DIV4 CSEL_DIV4 /* CCLK = VCO / 4 */ +#define CCLK_DIV8 CSEL_DIV8 /* CCLK = VCO / 8 */ + +#endif diff --git a/include/asm-blackfin/mach-bf527/cdefBF52x_base.h b/include/asm-blackfin/mach-bf527/cdefBF52x_base.h index 5f801a0ef79..3f4de5d9d4c 100644 --- a/include/asm-blackfin/mach-bf527/cdefBF52x_base.h +++ b/include/asm-blackfin/mach-bf527/cdefBF52x_base.h @@ -45,8 +45,8 @@ #define bfin_write_PLL_STAT(val) bfin_write16(PLL_STAT, val) #define bfin_read_PLL_LOCKCNT() bfin_read16(PLL_LOCKCNT) #define bfin_write_PLL_LOCKCNT(val) bfin_write16(PLL_LOCKCNT, val) -#define bfin_read_CHIPID() bfin_read16(CHIPID) -#define bfin_write_CHIPID(val) bfin_write16(CHIPID, val) +#define bfin_read_CHIPID() bfin_read32(CHIPID) +#define bfin_write_CHIPID(val) bfin_write32(CHIPID, val) /* System Interrupt Controller (0xFFC00100 - 0xFFC001FF) */ @@ -59,9 +59,8 @@ #define bfin_write_SIC_RVECT(val) bfin_write32(SIC_RVECT, val) #define bfin_read_SIC_IMASK0() bfin_read32(SIC_IMASK0) #define bfin_write_SIC_IMASK0(val) bfin_write32(SIC_IMASK0, val) -/* legacy register name (below) provided for backwards code compatibility */ -#define bfin_read_SIC_IMASK() bfin_read32(SIC_IMASK) -#define bfin_write_SIC_IMASK(val) bfin_write32(SIC_IMASK, val) +#define bfin_read_SIC_IMASK(x) bfin_read32(SIC_IMASK0 + (x << 6)) +#define bfin_write_SIC_IMASK(x, val) bfin_write32((SIC_IMASK0 + (x << 6)), val) #define bfin_read_SIC_IAR0() bfin_read32(SIC_IAR0) #define bfin_write_SIC_IAR0(val) bfin_write32(SIC_IAR0, val) @@ -74,15 +73,13 @@ #define bfin_read_SIC_ISR0() bfin_read32(SIC_ISR0) #define bfin_write_SIC_ISR0(val) bfin_write32(SIC_ISR0, val) -/* legacy register name (below) provided for backwards code compatibility */ -#define bfin_read_SIC_ISR() bfin_read32(SIC_ISR) -#define bfin_write_SIC_ISR(val) bfin_write32(SIC_ISR, val) +#define bfin_read_SIC_ISR(x) bfin_read32(SIC_ISR0 + (x << 6)) +#define bfin_write_SIC_ISR(x, val) bfin_write32((SIC_ISR0 + (x << 6)), val) #define bfin_read_SIC_IWR0() bfin_read32(SIC_IWR0) #define bfin_write_SIC_IWR0(val) bfin_write32(SIC_IWR0, val) -/* legacy register name (below) provided for backwards code compatibility */ -#define bfin_read_SIC_IWR() bfin_read32(SIC_IWR) -#define bfin_write_SIC_IWR(val) bfin_write32(SIC_IWR, val) +#define bfin_read_SIC_IWR(x) bfin_read32(SIC_IWR0 + (x << 6)) +#define bfin_write_SIC_IWR(x, val) bfin_write32((SIC_IWR0 + (x << 6)), val) /* SIC Additions to ADSP-BF52x (0xFFC0014C - 0xFFC00162) */ diff --git a/include/asm-blackfin/mach-bf527/defBF527.h b/include/asm-blackfin/mach-bf527/defBF527.h index 2be3293f9e2..82134f578f3 100644 --- a/include/asm-blackfin/mach-bf527/defBF527.h +++ b/include/asm-blackfin/mach-bf527/defBF527.h @@ -32,12 +32,12 @@ #define _DEF_BF527_H /* Include all Core registers and bit definitions */ -#include <def_LPBlackfin.h> +#include <asm/mach-common/def_LPBlackfin.h> /* SYSTEM & MMR ADDRESS DEFINITIONS FOR ADSP-BF527 */ /* Include defBF52x_base.h for the set of #defines that are common to all ADSP-BF52x processors */ -#include <defBF52x_base.h> +#include "defBF52x_base.h" /* The following are the #defines needed by ADSP-BF527 that are not in the common header */ /* 10/100 Ethernet Controller (0xFFC03000 - 0xFFC031FF) */ diff --git a/include/asm-blackfin/mach-bf527/defBF52x_base.h b/include/asm-blackfin/mach-bf527/defBF52x_base.h index b1ff67db01f..d6c24c54699 100644 --- a/include/asm-blackfin/mach-bf527/defBF52x_base.h +++ b/include/asm-blackfin/mach-bf527/defBF52x_base.h @@ -52,13 +52,13 @@ #define SYSCR 0xFFC00104 /* System Configuration Register */ #define SIC_RVECT 0xFFC00108 /* Interrupt Reset Vector Address Register */ -#define SIC_IMASK 0xFFC0010C /* Interrupt Mask Register */ +#define SIC_IMASK0 0xFFC0010C /* Interrupt Mask Register */ #define SIC_IAR0 0xFFC00110 /* Interrupt Assignment Register 0 */ #define SIC_IAR1 0xFFC00114 /* Interrupt Assignment Register 1 */ #define SIC_IAR2 0xFFC00118 /* Interrupt Assignment Register 2 */ #define SIC_IAR3 0xFFC0011C /* Interrupt Assignment Register 3 */ -#define SIC_ISR 0xFFC00120 /* Interrupt Status Register */ -#define SIC_IWR 0xFFC00124 /* Interrupt Wakeup Register */ +#define SIC_ISR0 0xFFC00120 /* Interrupt Status Register */ +#define SIC_IWR0 0xFFC00124 /* Interrupt Wakeup Register */ /* SIC Additions to ADSP-BF52x (0xFFC0014C - 0xFFC00162) */ #define SIC_IMASK1 0xFFC0014C /* Interrupt Mask register of SIC2 */ @@ -691,6 +691,8 @@ /* ************* SYSTEM INTERRUPT CONTROLLER MASKS *************************************/ /* Peripheral Masks For SIC_ISR, SIC_IWR, SIC_IMASK */ + +#if 0 #define IRQ_PLL_WAKEUP 0x00000001 /* PLL Wakeup Interrupt */ #define IRQ_ERROR1 0x00000002 /* Error Interrupt (DMA, DMARx Block, DMARx Overflow) */ @@ -732,6 +734,7 @@ #define IRQ_DMA15 0x40000000 /* DMA Channels 15 (MDMA0 Destination) TX Interrupt */ #define IRQ_WDOG 0x80000000 /* Software Watchdog Timer Interrupt */ #define IRQ_PFB_PORTG 0x10000000 /* PF Port G (PF31:16) Interrupt B */ +#endif /* SIC_IAR0 Macros */ #define P0_IVG(x) (((x)&0xF)-7) /* Peripheral #0 assigned IVG #x */ diff --git a/include/asm-blackfin/mach-bf527/dma.h b/include/asm-blackfin/mach-bf527/dma.h new file mode 100644 index 00000000000..a41627ae913 --- /dev/null +++ b/include/asm-blackfin/mach-bf527/dma.h @@ -0,0 +1,60 @@ +/* + * file: include/asm-blackfin/mach-bf527/dma.h + * based on: include/asm-blackfin/mach-bf537/dma.h + * author: Michael Hennerich (michael.hennerich@analog.com) + * + * created: + * description: + * system DMA map + * rev: + * + * modified: + * + * + * bugs: enter bugs at http://blackfin.uclinux.org/ + * + * this program is free software; you can redistribute it and/or modify + * it under the terms of the gnu general public license as published by + * the free software foundation; either version 2, or (at your option) + * any later version. + * + * this program is distributed in the hope that it will be useful, + * but without any warranty; without even the implied warranty of + * merchantability or fitness for a particular purpose. see the + * gnu general public license for more details. + * + * you should have received a copy of the gnu general public license + * along with this program; see the file copying. + * if not, write to the free software foundation, + * 59 temple place - suite 330, boston, ma 02111-1307, usa. + */ + +#ifndef _MACH_DMA_H_ +#define _MACH_DMA_H_ + +#define MAX_BLACKFIN_DMA_CHANNEL 16 + +#define CH_PPI 0 /* PPI receive/transmit or NFC */ +#define CH_NFC 0 /* PPI receive/transmit or NFC */ +#define CH_EMAC_RX 1 /* Ethernet MAC receive or HOSTDP */ +#define CH_EMAC_HOSTDP 1 /* Ethernet MAC receive or HOSTDP */ +#define CH_EMAC_TX 2 /* Ethernet MAC transmit or NFC */ +#define CH_SPORT0_RX 3 /* SPORT0 receive */ +#define CH_SPORT0_TX 4 /* SPORT0 transmit */ +#define CH_SPORT1_RX 5 /* SPORT1 receive */ +#define CH_SPORT1_TX 6 /* SPORT1 transmit */ +#define CH_SPI 7 /* SPI transmit/receive */ +#define CH_UART0_RX 8 /* UART0 receive */ +#define CH_UART0_TX 9 /* UART0 transmit */ +#define CH_UART1_RX 10 /* UART1 receive */ +#define CH_UART1_TX 11 /* UART1 transmit */ + +#define CH_MEM_STREAM0_DEST 12 /* TX */ +#define CH_MEM_STREAM0_SRC 13 /* RX */ +#define CH_MEM_STREAM1_DEST 14 /* TX */ +#define CH_MEM_STREAM1_SRC 15 /* RX */ + +extern int channel2irq(unsigned int channel); +extern struct dma_register *base_addr[]; + +#endif diff --git a/include/asm-blackfin/mach-bf527/irq.h b/include/asm-blackfin/mach-bf527/irq.h new file mode 100644 index 00000000000..304f5bcfebe --- /dev/null +++ b/include/asm-blackfin/mach-bf527/irq.h @@ -0,0 +1,263 @@ +/* + * file: include/asm-blackfin/mach-bf527/irq.h + * based on: include/asm-blackfin/mach-bf537/irq.h + * author: Michael Hennerich (michael.hennerich@analog.com) + * + * created: + * description: + * system mmr register map + * rev: + * + * modified: + * + * + * bugs: enter bugs at http://blackfin.uclinux.org/ + * + * this program is free software; you can redistribute it and/or modify + * it under the terms of the gnu general public license as published by + * the free software foundation; either version 2, or (at your option) + * any later version. + * + * this program is distributed in the hope that it will be useful, + * but without any warranty; without even the implied warranty of + * merchantability or fitness for a particular purpose. see the + * gnu general public license for more details. + * + * you should have received a copy of the gnu general public license + * along with this program; see the file copying. + * if not, write to the free software foundation, + * 59 temple place - suite 330, boston, ma 02111-1307, usa. + */ + +#ifndef _BF527_IRQ_H_ +#define _BF527_IRQ_H_ + +/* + * Interrupt source definitions + Event Source Core Event Name + Core Emulation ** + Events (highest priority) EMU 0 + Reset RST 1 + NMI NMI 2 + Exception EVX 3 + Reserved -- 4 + Hardware Error IVHW 5 + Core Timer IVTMR 6 * + + ..... + + Software Interrupt 1 IVG14 31 + Software Interrupt 2 -- + (lowest priority) IVG15 32 * +*/ + +#define NR_PERI_INTS (2 * 32) + +/* The ABSTRACT IRQ definitions */ +/** the first seven of the following are fixed, the rest you change if you need to **/ +#define IRQ_EMU 0 /* Emulation */ +#define IRQ_RST 1 /* reset */ +#define IRQ_NMI 2 /* Non Maskable */ +#define IRQ_EVX 3 /* Exception */ +#define IRQ_UNUSED 4 /* - unused interrupt */ +#define IRQ_HWERR 5 /* Hardware Error */ +#define IRQ_CORETMR 6 /* Core timer */ + +#define BFIN_IRQ(x) ((x) + 7) + +#define IRQ_PLL_WAKEUP BFIN_IRQ(0) /* PLL Wakeup Interrupt */ +#define IRQ_DMA0_ERROR BFIN_IRQ(1) /* DMA Error 0 (generic) */ +#define IRQ_DMAR0_BLK BFIN_IRQ(2) /* DMAR0 Block Interrupt */ +#define IRQ_DMAR1_BLK BFIN_IRQ(3) /* DMAR1 Block Interrupt */ +#define IRQ_DMAR0_OVR BFIN_IRQ(4) /* DMAR0 Overflow Error */ +#define IRQ_DMAR1_OVR BFIN_IRQ(5) /* DMAR1 Overflow Error */ +#define IRQ_PPI_ERROR BFIN_IRQ(6) /* PPI Error */ +#define IRQ_MAC_ERROR BFIN_IRQ(7) /* MAC Status */ +#define IRQ_SPORT0_ERROR BFIN_IRQ(8) /* SPORT0 Status */ +#define IRQ_SPORT1_ERROR BFIN_IRQ(9) /* SPORT1 Status */ +#define IRQ_UART0_ERROR BFIN_IRQ(12) /* UART0 Status */ +#define IRQ_UART1_ERROR BFIN_IRQ(13) /* UART1 Status */ +#define IRQ_RTC BFIN_IRQ(14) /* RTC */ +#define IRQ_PPI BFIN_IRQ(15) /* DMA Channel 0 (PPI/NAND) */ +#define IRQ_SPORT0_RX BFIN_IRQ(16) /* DMA 3 Channel (SPORT0 RX) */ +#define IRQ_SPORT0_TX BFIN_IRQ(17) /* DMA 4 Channel (SPORT0 TX) */ +#define IRQ_SPORT1_RX BFIN_IRQ(18) /* DMA 5 Channel (SPORT1 RX) */ +#define IRQ_SPORT1_TX BFIN_IRQ(19) /* DMA 6 Channel (SPORT1 TX) */ +#define IRQ_TWI BFIN_IRQ(20) /* TWI */ +#define IRQ_SPI BFIN_IRQ(21) /* DMA 7 Channel (SPI) */ +#define IRQ_UART0_RX BFIN_IRQ(22) /* DMA8 Channel (UART0 RX) */ +#define IRQ_UART0_TX BFIN_IRQ(23) /* DMA9 Channel (UART0 TX) */ +#define IRQ_UART1_RX BFIN_IRQ(24) /* DMA10 Channel (UART1 RX) */ +#define IRQ_UART1_TX BFIN_IRQ(25) /* DMA11 Channel (UART1 TX) */ +#define IRQ_OPTSEC BFIN_IRQ(26) /* OTPSEC Interrupt */ +#define IRQ_CNT BFIN_IRQ(27) /* GP Counter */ +#define IRQ_MAC_RX BFIN_IRQ(28) /* DMA1 Channel (MAC RX/HDMA) */ +#define IRQ_PORTH_INTA BFIN_IRQ(29) /* Port H Interrupt A */ +#define IRQ_MAC_TX BFIN_IRQ(30) /* DMA2 Channel (MAC TX/NAND) */ +#define IRQ_NFC BFIN_IRQ(30) /* DMA2 Channel (MAC TX/NAND) */ +#define IRQ_PORTH_INTB BFIN_IRQ(31) /* Port H Interrupt B */ +#define IRQ_TMR0 BFIN_IRQ(32) /* Timer 0 */ +#define IRQ_TMR1 BFIN_IRQ(33) /* Timer 1 */ +#define IRQ_TMR2 BFIN_IRQ(34) /* Timer 2 */ +#define IRQ_TMR3 BFIN_IRQ(35) /* Timer 3 */ +#define IRQ_TMR4 BFIN_IRQ(36) /* Timer 4 */ +#define IRQ_TMR5 BFIN_IRQ(37) /* Timer 5 */ +#define IRQ_TMR6 BFIN_IRQ(38) /* Timer 6 */ +#define IRQ_TMR7 BFIN_IRQ(39) /* Timer 7 */ +#define IRQ_PORTG_INTA BFIN_IRQ(40) /* Port G Interrupt A */ +#define IRQ_PORTG_INTB BFIN_IRQ(41) /* Port G Interrupt B */ +#define IRQ_MEM_DMA0 BFIN_IRQ(42) /* MDMA Stream 0 */ +#define IRQ_MEM_DMA1 BFIN_IRQ(43) /* MDMA Stream 1 */ +#define IRQ_WATCH BFIN_IRQ(44) /* Software Watchdog Timer */ +#define IRQ_PORTF_INTA BFIN_IRQ(45) /* Port F Interrupt A */ +#define IRQ_PORTF_INTB BFIN_IRQ(46) /* Port F Interrupt B */ +#define IRQ_SPI_ERROR BFIN_IRQ(47) /* SPI Status */ +#define IRQ_NFC_ERROR BFIN_IRQ(48) /* NAND Error */ +#define IRQ_HDMA_ERROR BFIN_IRQ(49) /* HDMA Error */ +#define IRQ_HDMA BFIN_IRQ(50) /* HDMA (TFI) */ +#define IRQ_USB_EINT BFIN_IRQ(51) /* USB_EINT Interrupt */ +#define IRQ_USB_INT0 BFIN_IRQ(52) /* USB_INT0 Interrupt */ +#define IRQ_USB_INT1 BFIN_IRQ(53) /* USB_INT1 Interrupt */ +#define IRQ_USB_INT2 BFIN_IRQ(54) /* USB_INT2 Interrupt */ +#define IRQ_USB_DMA BFIN_IRQ(55) /* USB_DMAINT Interrupt */ + +#define SYS_IRQS BFIN_IRQ(63) /* 70 */ + +#define IRQ_PF0 71 +#define IRQ_PF1 72 +#define IRQ_PF2 73 +#define IRQ_PF3 74 +#define IRQ_PF4 75 +#define IRQ_PF5 76 +#define IRQ_PF6 77 +#define IRQ_PF7 78 +#define IRQ_PF8 79 +#define IRQ_PF9 80 +#define IRQ_PF10 81 +#define IRQ_PF11 82 +#define IRQ_PF12 83 +#define IRQ_PF13 84 +#define IRQ_PF14 85 +#define IRQ_PF15 86 + +#define IRQ_PG0 87 +#define IRQ_PG1 88 +#define IRQ_PG2 89 +#define IRQ_PG3 90 +#define IRQ_PG4 91 +#define IRQ_PG5 92 +#define IRQ_PG6 93 +#define IRQ_PG7 94 +#define IRQ_PG8 95 +#define IRQ_PG9 96 +#define IRQ_PG10 97 +#define IRQ_PG11 98 +#define IRQ_PG12 99 +#define IRQ_PG13 100 +#define IRQ_PG14 101 +#define IRQ_PG15 102 + +#define IRQ_PH0 103 +#define IRQ_PH1 104 +#define IRQ_PH2 105 +#define IRQ_PH3 106 +#define IRQ_PH4 107 +#define IRQ_PH5 108 +#define IRQ_PH6 109 +#define IRQ_PH7 110 +#define IRQ_PH8 111 +#define IRQ_PH9 112 +#define IRQ_PH10 113 +#define IRQ_PH11 114 +#define IRQ_PH12 115 +#define IRQ_PH13 116 +#define IRQ_PH14 117 +#define IRQ_PH15 118 + +#define GPIO_IRQ_BASE IRQ_PF0 + +#ifdef CONFIG_IRQCHIP_DEMUX_GPIO +#define NR_IRQS (IRQ_PH15+1) +#else +#define NR_IRQS (SYS_IRQS+1) +#endif + +#define IVG7 7 +#define IVG8 8 +#define IVG9 9 +#define IVG10 10 +#define IVG11 11 +#define IVG12 12 +#define IVG13 13 +#define IVG14 14 +#define IVG15 15 + +/* IAR0 BIT FIELDS */ +#define IRQ_PLL_WAKEUP_POS 0 +#define IRQ_DMA0_ERROR_POS 4 +#define IRQ_DMAR0_BLK_POS 8 +#define IRQ_DMAR1_BLK_POS 12 +#define IRQ_DMAR0_OVR_POS 16 +#define IRQ_DMAR1_OVR_POS 20 +#define IRQ_PPI_ERROR_POS 24 +#define IRQ_MAC_ERROR_POS 28 + +/* IAR1 BIT FIELDS */ +#define IRQ_SPORT0_ERROR_POS 0 +#define IRQ_SPORT1_ERROR_POS 4 +#define IRQ_UART0_ERROR_POS 16 +#define IRQ_UART1_ERROR_POS 20 +#define IRQ_RTC_POS 24 +#define IRQ_PPI_POS 28 + +/* IAR2 BIT FIELDS */ +#define IRQ_SPORT0_RX_POS 0 +#define IRQ_SPORT0_TX_POS 4 +#define IRQ_SPORT1_RX_POS 8 +#define IRQ_SPORT1_TX_POS 12 +#define IRQ_TWI_POS 16 +#define IRQ_SPI_POS 20 +#define IRQ_UART0_RX_POS 24 +#define IRQ_UART0_TX_POS 28 + +/* IAR3 BIT FIELDS */ +#define IRQ_UART1_RX_POS 0 +#define IRQ_UART1_TX_POS 4 +#define IRQ_OPTSEC_POS 8 +#define IRQ_CNT_POS 12 +#define IRQ_MAC_RX_POS 16 +#define IRQ_PORTH_INTA_POS 20 +#define IRQ_MAC_TX_POS 24 +#define IRQ_PORTH_INTB_POS 28 + +/* IAR4 BIT FIELDS */ +#define IRQ_TMR0_POS 0 +#define IRQ_TMR1_POS 4 +#define IRQ_TMR2_POS 8 +#define IRQ_TMR3_POS 12 +#define IRQ_TMR4_POS 16 +#define IRQ_TMR5_POS 20 +#define IRQ_TMR6_POS 24 +#define IRQ_TMR7_POS 28 + +/* IAR5 BIT FIELDS */ +#define IRQ_PORTG_INTA_POS 0 +#define IRQ_PORTG_INTB_POS 4 +#define IRQ_MEM_DMA0_POS 8 +#define IRQ_MEM_DMA1_POS 12 +#define IRQ_WATCH_POS 16 +#define IRQ_PORTF_INTA_POS 20 +#define IRQ_PORTF_INTB_POS 24 +#define IRQ_SPI_ERROR_POS 28 + +/* IAR6 BIT FIELDS */ +#define IRQ_NFC_ERROR_POS 0 +#define IRQ_HDMA_ERROR_POS 4 +#define IRQ_HDMA_POS 8 +#define IRQ_USB_EINT_POS 12 +#define IRQ_USB_INT0_POS 16 +#define IRQ_USB_INT1_POS 20 +#define IRQ_USB_INT2_POS 24 +#define IRQ_USB_DMA_POS 28 + +#endif /* _BF527_IRQ_H_ */ diff --git a/include/asm-blackfin/mach-bf527/mem_init.h b/include/asm-blackfin/mach-bf527/mem_init.h new file mode 100644 index 00000000000..008ca66719e --- /dev/null +++ b/include/asm-blackfin/mach-bf527/mem_init.h @@ -0,0 +1,337 @@ +/* + * File: include/asm-blackfin/mach-bf527/mem_init.h + * Based on: + * Author: + * + * Created: + * Description: + * + * Rev: + * + * Modified: + * Copyright 2004-2007 Analog Devices Inc. + * + * Bugs: Enter bugs at http://blackfin.uclinux.org/ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2, or (at your option) + * any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; see the file COPYING. + * If not, write to the Free Software Foundation, + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#if (CONFIG_MEM_MT48LC16M16A2TG_75 || CONFIG_MEM_MT48LC64M4A2FB_7E || CONFIG_MEM_MT48LC16M8A2TG_75 || CONFIG_MEM_GENERIC_BOARD || CONFIG_MEM_MT48LC32M8A2_75 || CONFIG_MEM_MT48LC32M16A2TG_75) +#if (CONFIG_SCLK_HZ > 119402985) +#define SDRAM_tRP TRP_2 +#define SDRAM_tRP_num 2 +#define SDRAM_tRAS TRAS_7 +#define SDRAM_tRAS_num 7 +#define SDRAM_tRCD TRCD_2 +#define SDRAM_tWR TWR_2 +#endif +#if (CONFIG_SCLK_HZ > 104477612) && (CONFIG_SCLK_HZ <= 119402985) +#define SDRAM_tRP TRP_2 +#define SDRAM_tRP_num 2 +#define SDRAM_tRAS TRAS_6 +#define SDRAM_tRAS_num 6 +#define SDRAM_tRCD TRCD_2 +#define SDRAM_tWR TWR_2 +#endif +#if (CONFIG_SCLK_HZ > 89552239) && (CONFIG_SCLK_HZ <= 104477612) +#define SDRAM_tRP TRP_2 +#define SDRAM_tRP_num 2 +#define SDRAM_tRAS TRAS_5 +#define SDRAM_tRAS_num 5 +#define SDRAM_tRCD TRCD_2 +#define SDRAM_tWR TWR_2 +#endif +#if (CONFIG_SCLK_HZ > 74626866) && (CONFIG_SCLK_HZ <= 89552239) +#define SDRAM_tRP TRP_2 +#define SDRAM_tRP_num 2 +#define SDRAM_tRAS TRAS_4 +#define SDRAM_tRAS_num 4 +#define SDRAM_tRCD TRCD_2 +#define SDRAM_tWR TWR_2 +#endif +#if (CONFIG_SCLK_HZ > 66666667) && (CONFIG_SCLK_HZ <= 74626866) +#define SDRAM_tRP TRP_2 +#define SDRAM_tRP_num 2 +#define SDRAM_tRAS TRAS_3 +#define SDRAM_tRAS_num 3 +#define SDRAM_tRCD TRCD_2 +#define SDRAM_tWR TWR_2 +#endif +#if (CONFIG_SCLK_HZ > 59701493) && (CONFIG_SCLK_HZ <= 66666667) +#define SDRAM_tRP TRP_1 +#define SDRAM_tRP_num 1 +#define SDRAM_tRAS TRAS_4 +#define SDRAM_tRAS_num 3 +#define SDRAM_tRCD TRCD_1 +#define SDRAM_tWR TWR_2 +#endif +#if (CONFIG_SCLK_HZ > 44776119) && (CONFIG_SCLK_HZ <= 59701493) +#define SDRAM_tRP TRP_1 +#define SDRAM_tRP_num 1 +#define SDRAM_tRAS TRAS_3 +#define SDRAM_tRAS_num 3 +#define SDRAM_tRCD TRCD_1 +#define SDRAM_tWR TWR_2 +#endif +#if (CONFIG_SCLK_HZ > 29850746) && (CONFIG_SCLK_HZ <= 44776119) +#define SDRAM_tRP TRP_1 +#define SDRAM_tRP_num 1 +#define SDRAM_tRAS TRAS_2 +#define SDRAM_tRAS_num 2 +#define SDRAM_tRCD TRCD_1 +#define SDRAM_tWR TWR_2 +#endif +#if (CONFIG_SCLK_HZ <= 29850746) +#define SDRAM_tRP TRP_1 +#define SDRAM_tRP_num 1 +#define SDRAM_tRAS TRAS_1 +#define SDRAM_tRAS_num 1 +#define SDRAM_tRCD TRCD_1 +#define SDRAM_tWR TWR_2 +#endif +#endif + +#if (CONFIG_MEM_MT48LC16M16A2TG_75) + /*SDRAM INFORMATION: */ +#define SDRAM_Tref 64 /* Refresh period in milliseconds */ +#define SDRAM_NRA 8192 /* Number of row addresses in SDRAM */ +#define SDRAM_CL CL_3 +#endif + +#if (CONFIG_MEM_MT48LC16M8A2TG_75) + /*SDRAM INFORMATION: */ +#define SDRAM_Tref 64 /* Refresh period in milliseconds */ +#define SDRAM_NRA 4096 /* Number of row addresses in SDRAM */ +#define SDRAM_CL CL_3 +#endif + +#if (CONFIG_MEM_MT48LC32M8A2_75) + /*SDRAM INFORMATION: */ +#define SDRAM_Tref 64 /* Refresh period in milliseconds */ +#define SDRAM_NRA 8192 /* Number of row addresses in SDRAM */ +#define SDRAM_CL CL_3 +#endif + +#if (CONFIG_MEM_MT48LC64M4A2FB_7E) + /*SDRAM INFORMATION: */ +#define SDRAM_Tref 64 /* Refresh period in milliseconds */ +#define SDRAM_NRA 8192 /* Number of row addresses in SDRAM */ +#define SDRAM_CL CL_3 +#endif + +#if (CONFIG_MEM_GENERIC_BOARD) + /*SDRAM INFORMATION: Modify this for your board */ +#define SDRAM_Tref 64 /* Refresh period in milliseconds */ +#define SDRAM_NRA 8192 /* Number of row addresses in SDRAM */ +#define SDRAM_CL CL_3 +#endif + +#if (CONFIG_MEM_MT48LC32M16A2TG_75) + /*SDRAM INFORMATION: */ +#define SDRAM_Tref 64 /* Refresh period in milliseconds */ +#define SDRAM_NRA 8192 /* Number of row addresses in SDRAM */ +#define SDRAM_CL CL_3 +#endif + +#if (CONFIG_MEM_SIZE == 128) +#define SDRAM_SIZE EBSZ_128 +#endif +#if (CONFIG_MEM_SIZE == 64) +#define SDRAM_SIZE EBSZ_64 +#endif +#if (CONFIG_MEM_SIZE == 32) +#define SDRAM_SIZE EBSZ_32 +#endif +#if (CONFIG_MEM_SIZE == 16) +#define SDRAM_SIZE EBSZ_16 +#endif +#if (CONFIG_MEM_ADD_WIDTH == 11) +#define SDRAM_WIDTH EBCAW_11 +#endif +#if (CONFIG_MEM_ADD_WIDTH == 10) +#define SDRAM_WIDTH EBCAW_10 +#endif +#if (CONFIG_MEM_ADD_WIDTH == 9) +#define SDRAM_WIDTH EBCAW_9 +#endif +#if (CONFIG_MEM_ADD_WIDTH == 8) +#define SDRAM_WIDTH EBCAW_8 +#endif + +#define mem_SDBCTL (SDRAM_WIDTH | SDRAM_SIZE | EBE) + +/* Equation from section 17 (p17-46) of BF533 HRM */ +#define mem_SDRRC (((CONFIG_SCLK_HZ / 1000) * SDRAM_Tref) / SDRAM_NRA) - (SDRAM_tRAS_num + SDRAM_tRP_num) + +/* Enable SCLK Out */ +#define mem_SDGCTL (SCTLE | SDRAM_CL | SDRAM_tRAS | SDRAM_tRP | SDRAM_tRCD | SDRAM_tWR | PSS) + +#if defined CONFIG_CLKIN_HALF +#define CLKIN_HALF 1 +#else +#define CLKIN_HALF 0 +#endif + +#if defined CONFIG_PLL_BYPASS +#define PLL_BYPASS 1 +#else +#define PLL_BYPASS 0 +#endif + +/***************************************Currently Not Being Used *********************************/ +#define flash_EBIU_AMBCTL_WAT ((CONFIG_FLASH_SPEED_BWAT * 4) / (4000000000 / CONFIG_SCLK_HZ)) + 1 +#define flash_EBIU_AMBCTL_RAT ((CONFIG_FLASH_SPEED_BRAT * 4) / (4000000000 / CONFIG_SCLK_HZ)) + 1 +#define flash_EBIU_AMBCTL_HT ((CONFIG_FLASH_SPEED_BHT * 4) / (4000000000 / CONFIG_SCLK_HZ)) +#define flash_EBIU_AMBCTL_ST ((CONFIG_FLASH_SPEED_BST * 4) / (4000000000 / CONFIG_SCLK_HZ)) + 1 +#define flash_EBIU_AMBCTL_TT ((CONFIG_FLASH_SPEED_BTT * 4) / (4000000000 / CONFIG_SCLK_HZ)) + 1 + +#if (flash_EBIU_AMBCTL_TT > 3) +#define flash_EBIU_AMBCTL0_TT B0TT_4 +#endif +#if (flash_EBIU_AMBCTL_TT == 3) +#define flash_EBIU_AMBCTL0_TT B0TT_3 +#endif +#if (flash_EBIU_AMBCTL_TT == 2) +#define flash_EBIU_AMBCTL0_TT B0TT_2 +#endif +#if (flash_EBIU_AMBCTL_TT < 2) +#define flash_EBIU_AMBCTL0_TT B0TT_1 +#endif + +#if (flash_EBIU_AMBCTL_ST > 3) +#define flash_EBIU_AMBCTL0_ST B0ST_4 +#endif +#if (flash_EBIU_AMBCTL_ST == 3) +#define flash_EBIU_AMBCTL0_ST B0ST_3 +#endif +#if (flash_EBIU_AMBCTL_ST == 2) +#define flash_EBIU_AMBCTL0_ST B0ST_2 +#endif +#if (flash_EBIU_AMBCTL_ST < 2) +#define flash_EBIU_AMBCTL0_ST B0ST_1 +#endif + +#if (flash_EBIU_AMBCTL_HT > 2) +#define flash_EBIU_AMBCTL0_HT B0HT_3 +#endif +#if (flash_EBIU_AMBCTL_HT == 2) +#define flash_EBIU_AMBCTL0_HT B0HT_2 +#endif +#if (flash_EBIU_AMBCTL_HT == 1) +#define flash_EBIU_AMBCTL0_HT B0HT_1 +#endif +#if (flash_EBIU_AMBCTL_HT == 0 && CONFIG_FLASH_SPEED_BHT == 0) +#define flash_EBIU_AMBCTL0_HT B0HT_0 +#endif +#if (flash_EBIU_AMBCTL_HT == 0 && CONFIG_FLASH_SPEED_BHT != 0) +#define flash_EBIU_AMBCTL0_HT B0HT_1 +#endif + +#if (flash_EBIU_AMBCTL_WAT > 14) +#define flash_EBIU_AMBCTL0_WAT B0WAT_15 +#endif +#if (flash_EBIU_AMBCTL_WAT == 14) +#define flash_EBIU_AMBCTL0_WAT B0WAT_14 +#endif +#if (flash_EBIU_AMBCTL_WAT == 13) +#define flash_EBIU_AMBCTL0_WAT B0WAT_13 +#endif +#if (flash_EBIU_AMBCTL_WAT == 12) +#define flash_EBIU_AMBCTL0_WAT B0WAT_12 +#endif +#if (flash_EBIU_AMBCTL_WAT == 11) +#define flash_EBIU_AMBCTL0_WAT B0WAT_11 +#endif +#if (flash_EBIU_AMBCTL_WAT == 10) +#define flash_EBIU_AMBCTL0_WAT B0WAT_10 +#endif +#if (flash_EBIU_AMBCTL_WAT == 9) +#define flash_EBIU_AMBCTL0_WAT B0WAT_9 +#endif +#if (flash_EBIU_AMBCTL_WAT == 8) +#define flash_EBIU_AMBCTL0_WAT B0WAT_8 +#endif +#if (flash_EBIU_AMBCTL_WAT == 7) +#define flash_EBIU_AMBCTL0_WAT B0WAT_7 +#endif +#if (flash_EBIU_AMBCTL_WAT == 6) +#define flash_EBIU_AMBCTL0_WAT B0WAT_6 +#endif +#if (flash_EBIU_AMBCTL_WAT == 5) +#define flash_EBIU_AMBCTL0_WAT B0WAT_5 +#endif +#if (flash_EBIU_AMBCTL_WAT == 4) +#define flash_EBIU_AMBCTL0_WAT B0WAT_4 +#endif +#if (flash_EBIU_AMBCTL_WAT == 3) +#define flash_EBIU_AMBCTL0_WAT B0WAT_3 +#endif +#if (flash_EBIU_AMBCTL_WAT == 2) +#define flash_EBIU_AMBCTL0_WAT B0WAT_2 +#endif +#if (flash_EBIU_AMBCTL_WAT == 1) +#define flash_EBIU_AMBCTL0_WAT B0WAT_1 +#endif + +#if (flash_EBIU_AMBCTL_RAT > 14) +#define flash_EBIU_AMBCTL0_RAT B0RAT_15 +#endif +#if (flash_EBIU_AMBCTL_RAT == 14) +#define flash_EBIU_AMBCTL0_RAT B0RAT_14 +#endif +#if (flash_EBIU_AMBCTL_RAT == 13) +#define flash_EBIU_AMBCTL0_RAT B0RAT_13 +#endif +#if (flash_EBIU_AMBCTL_RAT == 12) +#define flash_EBIU_AMBCTL0_RAT B0RAT_12 +#endif +#if (flash_EBIU_AMBCTL_RAT == 11) +#define flash_EBIU_AMBCTL0_RAT B0RAT_11 +#endif +#if (flash_EBIU_AMBCTL_RAT == 10) +#define flash_EBIU_AMBCTL0_RAT B0RAT_10 +#endif +#if (flash_EBIU_AMBCTL_RAT == 9) +#define flash_EBIU_AMBCTL0_RAT B0RAT_9 +#endif +#if (flash_EBIU_AMBCTL_RAT == 8) +#define flash_EBIU_AMBCTL0_RAT B0RAT_8 +#endif +#if (flash_EBIU_AMBCTL_RAT == 7) +#define flash_EBIU_AMBCTL0_RAT B0RAT_7 +#endif +#if (flash_EBIU_AMBCTL_RAT == 6) +#define flash_EBIU_AMBCTL0_RAT B0RAT_6 +#endif +#if (flash_EBIU_AMBCTL_RAT == 5) +#define flash_EBIU_AMBCTL0_RAT B0RAT_5 +#endif +#if (flash_EBIU_AMBCTL_RAT == 4) +#define flash_EBIU_AMBCTL0_RAT B0RAT_4 +#endif +#if (flash_EBIU_AMBCTL_RAT == 3) +#define flash_EBIU_AMBCTL0_RAT B0RAT_3 +#endif +#if (flash_EBIU_AMBCTL_RAT == 2) +#define flash_EBIU_AMBCTL0_RAT B0RAT_2 +#endif +#if (flash_EBIU_AMBCTL_RAT == 1) +#define flash_EBIU_AMBCTL0_RAT B0RAT_1 +#endif + +#define flash_EBIU_AMBCTL0 \ + (flash_EBIU_AMBCTL0_WAT | flash_EBIU_AMBCTL0_RAT | flash_EBIU_AMBCTL0_HT | \ + flash_EBIU_AMBCTL0_ST | flash_EBIU_AMBCTL0_TT | CONFIG_FLASH_SPEED_RDYEN) diff --git a/include/asm-blackfin/mach-bf527/mem_map.h b/include/asm-blackfin/mach-bf527/mem_map.h new file mode 100644 index 00000000000..c5aa20102b2 --- /dev/null +++ b/include/asm-blackfin/mach-bf527/mem_map.h @@ -0,0 +1,98 @@ +/* + * file: include/asm-blackfin/mach-bf527/mem_map.h + * based on: include/asm-blackfin/mach-bf537/mem_map.h + * author: Michael Hennerich (michael.hennerich@analog.com) + * + * created: + * description: + * Memory MAP Common header file for blackfin BF527/5/2 of processors. + * rev: + * + * modified: + * + * bugs: enter bugs at http://blackfin.uclinux.org/ + * + * this program is free software; you can redistribute it and/or modify + * it under the terms of the gnu general public license as published by + * the free software foundation; either version 2, or (at your option) + * any later version. + * + * this program is distributed in the hope that it will be useful, + * but without any warranty; without even the implied warranty of + * merchantability or fitness for a particular purpose. see the + * gnu general public license for more details. + * + * you should have received a copy of the gnu general public license + * along with this program; see the file copying. + * if not, write to the free software foundation, + * 59 temple place - suite 330, boston, ma 02111-1307, usa. + */ + +#ifndef _MEM_MAP_527_H_ +#define _MEM_MAP_527_H_ + +#define COREMMR_BASE 0xFFE00000 /* Core MMRs */ +#define SYSMMR_BASE 0xFFC00000 /* System MMRs */ + +/* Async Memory Banks */ +#define ASYNC_BANK3_BASE 0x20300000 /* Async Bank 3 */ +#define ASYNC_BANK3_SIZE 0x00100000 /* 1M */ +#define ASYNC_BANK2_BASE 0x20200000 /* Async Bank 2 */ +#define ASYNC_BANK2_SIZE 0x00100000 /* 1M */ +#define ASYNC_BANK1_BASE 0x20100000 /* Async Bank 1 */ +#define ASYNC_BANK1_SIZE 0x00100000 /* 1M */ +#define ASYNC_BANK0_BASE 0x20000000 /* Async Bank 0 */ +#define ASYNC_BANK0_SIZE 0x00100000 /* 1M */ + +/* Boot ROM Memory */ + +#define BOOT_ROM_START 0xEF000000 + +/* Level 1 Memory */ + +/* Memory Map for ADSP-BF527 ADSP-BF525 ADSP-BF522 processors */ + +#ifdef CONFIG_BFIN_ICACHE +#define BFIN_ICACHESIZE (16*1024) +#else +#define BFIN_ICACHESIZE (0*1024) +#endif + +#define L1_CODE_START 0xFFA00000 +#define L1_DATA_A_START 0xFF800000 +#define L1_DATA_B_START 0xFF900000 + +#define L1_CODE_LENGTH 0xC000 + +#ifdef CONFIG_BFIN_DCACHE + +#ifdef CONFIG_BFIN_DCACHE_BANKA +#define DMEM_CNTR (ACACHE_BSRAM | ENDCPLB | PORT_PREF0) +#define L1_DATA_A_LENGTH (0x8000 - 0x4000) +#define L1_DATA_B_LENGTH 0x8000 +#define BFIN_DCACHESIZE (16*1024) +#define BFIN_DSUPBANKS 1 +#else +#define DMEM_CNTR (ACACHE_BCACHE | ENDCPLB | PORT_PREF0) +#define L1_DATA_A_LENGTH (0x8000 - 0x4000) +#define L1_DATA_B_LENGTH (0x8000 - 0x4000) +#define BFIN_DCACHESIZE (32*1024) +#define BFIN_DSUPBANKS 2 +#endif + +#else +#define DMEM_CNTR (ASRAM_BSRAM | ENDCPLB | PORT_PREF0) +#define L1_DATA_A_LENGTH 0x8000 +#define L1_DATA_B_LENGTH 0x8000 +#define BFIN_DCACHESIZE (0*1024) +#define BFIN_DSUPBANKS 0 +#endif /*CONFIG_BFIN_DCACHE */ + +/* Scratch Pad Memory */ + +#if defined(CONFIG_BF527) || defined(CONFIG_BF536) || defined(CONFIG_BF534) +#define L1_SCRATCH_START 0xFFB00000 +#define L1_SCRATCH_LENGTH 0x1000 +#endif + +#endif /* _MEM_MAP_527_H_ */ diff --git a/include/asm-blackfin/mach-bf527/portmux.h b/include/asm-blackfin/mach-bf527/portmux.h new file mode 100644 index 00000000000..dcf001adc63 --- /dev/null +++ b/include/asm-blackfin/mach-bf527/portmux.h @@ -0,0 +1,205 @@ +#ifndef _MACH_PORTMUX_H_ +#define _MACH_PORTMUX_H_ + +#define P_PPI0_D0 (P_DEFINED | P_IDENT(GPIO_PF0) | P_FUNCT(0)) +#define P_PPI0_D1 (P_DEFINED | P_IDENT(GPIO_PF1) | P_FUNCT(0)) +#define P_PPI0_D2 (P_DEFINED | P_IDENT(GPIO_PF2) | P_FUNCT(0)) +#define P_PPI0_D3 (P_DEFINED | P_IDENT(GPIO_PF3) | P_FUNCT(0)) +#define P_PPI0_D4 (P_DEFINED | P_IDENT(GPIO_PF4) | P_FUNCT(0)) +#define P_PPI0_D5 (P_DEFINED | P_IDENT(GPIO_PF5) | P_FUNCT(0)) +#define P_PPI0_D6 (P_DEFINED | P_IDENT(GPIO_PF6) | P_FUNCT(0)) +#define P_PPI0_D7 (P_DEFINED | P_IDENT(GPIO_PF7) | P_FUNCT(0)) +#define P_PPI0_D8 (P_DEFINED | P_IDENT(GPIO_PF8) | P_FUNCT(0)) +#define P_PPI0_D9 (P_DEFINED | P_IDENT(GPIO_PF9) | P_FUNCT(0)) +#define P_PPI0_D10 (P_DEFINED | P_IDENT(GPIO_PF10) | P_FUNCT(0)) +#define P_PPI0_D11 (P_DEFINED | P_IDENT(GPIO_PF11) | P_FUNCT(0)) +#define P_PPI0_D12 (P_DEFINED | P_IDENT(GPIO_PF12) | P_FUNCT(0)) +#define P_PPI0_D13 (P_DEFINED | P_IDENT(GPIO_PF13) | P_FUNCT(0)) +#define P_PPI0_D14 (P_DEFINED | P_IDENT(GPIO_PF14) | P_FUNCT(0)) +#define P_PPI0_D15 (P_DEFINED | P_IDENT(GPIO_PF15) | P_FUNCT(0)) + +#if defined(CONFIG_BF527_SPORT0_PORTF) +#define P_SPORT0_DRPRI (P_DEFINED | P_IDENT(GPIO_PF0) | P_FUNCT(1)) +#define P_SPORT0_RFS (P_DEFINED | P_IDENT(GPIO_PF1) | P_FUNCT(1)) +#define P_SPORT0_RSCLK (P_DEFINED | P_IDENT(GPIO_PF2) | P_FUNCT(1)) +#define P_SPORT0_DTPRI (P_DEFINED | P_IDENT(GPIO_PF3) | P_FUNCT(1)) +#define P_SPORT0_TFS (P_DEFINED | P_IDENT(GPIO_PF4) | P_FUNCT(1)) +#define P_SPORT0_TSCLK (P_DEFINED | P_IDENT(GPIO_PF5) | P_FUNCT(1)) +#define P_SPORT0_DTSEC (P_DEFINED | P_IDENT(GPIO_PF6) | P_FUNCT(1)) +#define P_SPORT0_DRSEC (P_DEFINED | P_IDENT(GPIO_PF7) | P_FUNCT(1)) +#elif defined(CONFIG_BF527_SPORT0_PORTG) +#define P_SPORT0_DTPRI (P_DEFINED | P_IDENT(GPIO_PG6) | P_FUNCT(0)) +#define P_SPORT0_DRSEC (P_DEFINED | P_IDENT(GPIO_PG3) | P_FUNCT(1)) +#define P_SPORT0_DTSEC (P_DEFINED | P_IDENT(GPIO_PG4) | P_FUNCT(1)) +#define P_SPORT0_DRPRI (P_DEFINED | P_IDENT(GPIO_PG7) | P_FUNCT(1)) +#define P_SPORT0_RFS (P_DEFINED | P_IDENT(GPIO_PG8) | P_FUNCT(1)) +#define P_SPORT0_RSCLK (P_DEFINED | P_IDENT(GPIO_PG9) | P_FUNCT(1)) +#if defined(CONFIG_BF527_SPORT0_TSCLK_PG10) +#define P_SPORT0_TSCLK (P_DEFINED | P_IDENT(GPIO_PG10) | P_FUNCT(1)) +#elif defined(CONFIG_BF527_SPORT0_TSCLK_PG14) +#define P_SPORT0_TSCLK (P_DEFINED | P_IDENT(GPIO_PG14) | P_FUNCT(0)) +#endif +#define P_SPORT0_TFS (P_DEFINED | P_IDENT(GPIO_PG15) | P_FUNCT(0)) +#endif + +#define P_SPORT1_DRPRI (P_DEFINED | P_IDENT(GPIO_PF8) | P_FUNCT(1)) +#define P_SPORT1_RSCLK (P_DEFINED | P_IDENT(GPIO_PF9) | P_FUNCT(1)) +#define P_SPORT1_RFS (P_DEFINED | P_IDENT(GPIO_PF10) | P_FUNCT(1)) +#define P_SPORT1_TFS (P_DEFINED | P_IDENT(GPIO_PF11) | P_FUNCT(1)) +#define P_SPORT1_DTPRI (P_DEFINED | P_IDENT(GPIO_PF12) | P_FUNCT(1)) +#define P_SPORT1_TSCLK (P_DEFINED | P_IDENT(GPIO_PF13) | P_FUNCT(1)) +#define P_SPORT1_DTSEC (P_DEFINED | P_IDENT(GPIO_PF14) | P_FUNCT(1)) +#define P_SPORT1_DRSEC (P_DEFINED | P_IDENT(GPIO_PF15) | P_FUNCT(1)) + +#define P_SPI0_SSEL6 (P_DEFINED | P_IDENT(GPIO_PF9) | P_FUNCT(2)) +#define P_SPI0_SSEL7 (P_DEFINED | P_IDENT(GPIO_PF10) | P_FUNCT(2)) + +#define P_SPI0_SSEL2 (P_DEFINED | P_IDENT(GPIO_PF12) | P_FUNCT(2)) +#define P_SPI0_SSEL3 (P_DEFINED | P_IDENT(GPIO_PF13) | P_FUNCT(2)) + +#if defined(CONFIG_BF527_UART1_PORTF) +#define P_UART1_TX (P_DEFINED | P_IDENT(GPIO_PF14) | P_FUNCT(2)) +#define P_UART1_RX (P_DEFINED | P_IDENT(GPIO_PF15) | P_FUNCT(2)) +#elif defined(CONFIG_BF527_UART1_PORTG) +#define P_UART1_TX (P_DEFINED | P_IDENT(GPIO_PG12) | P_FUNCT(1)) +#define P_UART1_RX (P_DEFINED | P_IDENT(GPIO_PG13) | P_FUNCT(1)) +#endif + +#define P_HWAIT (P_DONTCARE) + +#define P_SPI0_SS (P_DEFINED | P_IDENT(GPIO_PG1) | P_FUNCT(0)) +#define P_SPI0_SSEL1 (P_DEFINED | P_IDENT(GPIO_PG1) | P_FUNCT(2)) +#define P_SPI0_SCK (P_DEFINED | P_IDENT(GPIO_PG2) | P_FUNCT(2)) +#define P_SPI0_MISO (P_DEFINED | P_IDENT(GPIO_PG3) | P_FUNCT(2)) +#define P_SPI0_MOSI (P_DEFINED | P_IDENT(GPIO_PG4) | P_FUNCT(2)) +#define P_TMR1 (P_DEFINED | P_IDENT(GPIO_PG5) | P_FUNCT(0)) +#define P_PPI0_FS2 (P_DEFINED | P_IDENT(GPIO_PG5) | P_FUNCT(0)) +#define P_TMR3 (P_DEFINED | P_IDENT(GPIO_PG7) | P_FUNCT(0)) +#define P_TMR4 (P_DEFINED | P_IDENT(GPIO_PG8) | P_FUNCT(0)) +#define P_TMR5 (P_DEFINED | P_IDENT(GPIO_PG9) | P_FUNCT(0)) +#define P_TMR6 (P_DEFINED | P_IDENT(GPIO_PG10) | P_FUNCT(0)) +/* #define P_TMR7 (P_DEFINED | P_IDENT(GPIO_PG11) | P_FUNCT(0)) */ +#define P_DMAR1 (P_DEFINED | P_IDENT(GPIO_PG12) | P_FUNCT(0)) +#define P_DMAR0 (P_DEFINED | P_IDENT(GPIO_PG13) | P_FUNCT(0)) +#define P_TMR2 (P_DEFINED | P_IDENT(GPIO_PG6) | P_FUNCT(1)) +#define P_TMR7 (P_DEFINED | P_IDENT(GPIO_PG11) | P_FUNCT(1)) +#define P_MDC (P_DEFINED | P_IDENT(GPIO_PG14) | P_FUNCT(1)) +#define P_RMII0_MDINT (P_DEFINED | P_IDENT(GPIO_PG15) | P_FUNCT(1)) +#define P_MII0_PHYINT (P_DEFINED | P_IDENT(GPIO_PG15) | P_FUNCT(1)) + +#define P_PPI0_FS3 (P_DEFINED | P_IDENT(GPIO_PG6) | P_FUNCT(2)) +#define P_UART0_TX (P_DEFINED | P_IDENT(GPIO_PG7) | P_FUNCT(2)) +#define P_UART0_RX (P_DEFINED | P_IDENT(GPIO_PG8) | P_FUNCT(2)) + +#define P_HOST_WR (P_DEFINED | P_IDENT(GPIO_PG11) | P_FUNCT(2)) +#define P_HOST_ACK (P_DEFINED | P_IDENT(GPIO_PG12) | P_FUNCT(2)) +#define P_HOST_ADDR (P_DEFINED | P_IDENT(GPIO_PG13) | P_FUNCT(2)) +#define P_HOST_RD (P_DEFINED | P_IDENT(GPIO_PG14) | P_FUNCT(2)) +#define P_HOST_CE (P_DEFINED | P_IDENT(GPIO_PG15) | P_FUNCT(2)) + +#if defined(CONFIG_BF527_NAND_D_PORTF) +#define P_NAND_D0 (P_DEFINED | P_IDENT(GPIO_PF0) | P_FUNCT(2)) +#define P_NAND_D1 (P_DEFINED | P_IDENT(GPIO_PF1) | P_FUNCT(2)) +#define P_NAND_D2 (P_DEFINED | P_IDENT(GPIO_PF2) | P_FUNCT(2)) +#define P_NAND_D3 (P_DEFINED | P_IDENT(GPIO_PF3) | P_FUNCT(2)) +#define P_NAND_D4 (P_DEFINED | P_IDENT(GPIO_PF4) | P_FUNCT(2)) +#define P_NAND_D5 (P_DEFINED | P_IDENT(GPIO_PF5) | P_FUNCT(2)) +#define P_NAND_D6 (P_DEFINED | P_IDENT(GPIO_PF6) | P_FUNCT(2)) +#define P_NAND_D7 (P_DEFINED | P_IDENT(GPIO_PF7) | P_FUNCT(2)) +#elif defined(CONFIG_BF527_NAND_D_PORTH) +#define P_NAND_D0 (P_DEFINED | P_IDENT(GPIO_PH0) | P_FUNCT(0)) +#define P_NAND_D1 (P_DEFINED | P_IDENT(GPIO_PH1) | P_FUNCT(0)) +#define P_NAND_D2 (P_DEFINED | P_IDENT(GPIO_PH2) | P_FUNCT(0)) +#define P_NAND_D3 (P_DEFINED | P_IDENT(GPIO_PH3) | P_FUNCT(0)) +#define P_NAND_D4 (P_DEFINED | P_IDENT(GPIO_PH4) | P_FUNCT(0)) +#define P_NAND_D5 (P_DEFINED | P_IDENT(GPIO_PH5) | P_FUNCT(0)) +#define P_NAND_D6 (P_DEFINED | P_IDENT(GPIO_PH6) | P_FUNCT(0)) +#define P_NAND_D7 (P_DEFINED | P_IDENT(GPIO_PH7) | P_FUNCT(0)) +#endif + +#define P_SPI0_SSEL4 (P_DEFINED | P_IDENT(GPIO_PH8) | P_FUNCT(0)) +#define P_SPI0_SSEL5 (P_DEFINED | P_IDENT(GPIO_PH9) | P_FUNCT(0)) +#define P_NAND_CE (P_DEFINED | P_IDENT(GPIO_PH10) | P_FUNCT(0)) +#define P_NAND_WE (P_DEFINED | P_IDENT(GPIO_PH11) | P_FUNCT(0)) +#define P_NAND_RE (P_DEFINED | P_IDENT(GPIO_PH12) | P_FUNCT(0)) +#define P_NAND_RB (P_DEFINED | P_IDENT(GPIO_PH13) | P_FUNCT(0)) +#define P_NAND_CLE (P_DEFINED | P_IDENT(GPIO_PH14) | P_FUNCT(0)) +#define P_NAND_ALE (P_DEFINED | P_IDENT(GPIO_PH15) | P_FUNCT(0)) + +#define P_HOST_D0 (P_DEFINED | P_IDENT(GPIO_PH0) | P_FUNCT(2)) +#define P_HOST_D1 (P_DEFINED | P_IDENT(GPIO_PH1) | P_FUNCT(2)) +#define P_HOST_D2 (P_DEFINED | P_IDENT(GPIO_PH2) | P_FUNCT(2)) +#define P_HOST_D3 (P_DEFINED | P_IDENT(GPIO_PH3) | P_FUNCT(2)) +#define P_HOST_D4 (P_DEFINED | P_IDENT(GPIO_PH4) | P_FUNCT(2)) +#define P_HOST_D5 (P_DEFINED | P_IDENT(GPIO_PH5) | P_FUNCT(2)) +#define P_HOST_D6 (P_DEFINED | P_IDENT(GPIO_PH6) | P_FUNCT(2)) +#define P_HOST_D7 (P_DEFINED | P_IDENT(GPIO_PH7) | P_FUNCT(2)) +#define P_HOST_D8 (P_DEFINED | P_IDENT(GPIO_PH8) | P_FUNCT(2)) +#define P_HOST_D9 (P_DEFINED | P_IDENT(GPIO_PH9) | P_FUNCT(2)) +#define P_HOST_D10 (P_DEFINED | P_IDENT(GPIO_PH10) | P_FUNCT(2)) +#define P_HOST_D11 (P_DEFINED | P_IDENT(GPIO_PH11) | P_FUNCT(2)) +#define P_HOST_D12 (P_DEFINED | P_IDENT(GPIO_PH12) | P_FUNCT(2)) +#define P_HOST_D13 (P_DEFINED | P_IDENT(GPIO_PH13) | P_FUNCT(2)) +#define P_HOST_D14 (P_DEFINED | P_IDENT(GPIO_PH14) | P_FUNCT(2)) +#define P_HOST_D15 (P_DEFINED | P_IDENT(GPIO_PH15) | P_FUNCT(2)) + +#define P_MII0_ETxD0 (P_DEFINED | P_IDENT(GPIO_PH5) | P_FUNCT(1)) +#define P_MII0_ETxD1 (P_DEFINED | P_IDENT(GPIO_PH7) | P_FUNCT(1)) +#define P_MII0_ETxD2 (P_DEFINED | P_IDENT(GPIO_PH9) | P_FUNCT(1)) +#define P_MII0_ETxD3 (P_DEFINED | P_IDENT(GPIO_PH11) | P_FUNCT(1)) +#define P_MII0_ETxEN (P_DEFINED | P_IDENT(GPIO_PH3) | P_FUNCT(1)) +#define P_MII0_TxCLK (P_DEFINED | P_IDENT(GPIO_PH4) | P_FUNCT(1)) +#define P_MII0_COL (P_DEFINED | P_IDENT(GPIO_PH15) | P_FUNCT(1)) +#define P_MII0_ERxD0 (P_DEFINED | P_IDENT(GPIO_PH6) | P_FUNCT(1)) +#define P_MII0_ERxD1 (P_DEFINED | P_IDENT(GPIO_PH8) | P_FUNCT(1)) +#define P_MII0_ERxD2 (P_DEFINED | P_IDENT(GPIO_PH10) | P_FUNCT(1)) +#define P_MII0_ERxD3 (P_DEFINED | P_IDENT(GPIO_PH12) | P_FUNCT(1)) +#define P_MII0_ERxDV (P_DEFINED | P_IDENT(GPIO_PH14) | P_FUNCT(1)) +#define P_MII0_ERxCLK (P_DEFINED | P_IDENT(GPIO_PH13) | P_FUNCT(1)) +#define P_MII0_ERxER (P_DEFINED | P_IDENT(GPIO_PH1) | P_FUNCT(1)) +#define P_MII0_CRS (P_DEFINED | P_IDENT(GPIO_PH0) | P_FUNCT(1)) +#define P_RMII0_REF_CLK (P_DEFINED | P_IDENT(GPIO_PH4) | P_FUNCT(1)) +#define P_RMII0_CRS_DV (P_DEFINED | P_IDENT(GPIO_PH0) | P_FUNCT(1)) +#define P_MDIO (P_DEFINED | P_IDENT(GPIO_PH2) | P_FUNCT(1)) + +#define P_TWI0_SCL (P_DONTCARE) +#define P_TWI0_SDA (P_DONTCARE) +#define P_PPI0_FS1 (P_DONTCARE) +#define P_TMR0 (P_DONTCARE) +#define P_TMRCLK (P_DONTCARE) +#define P_PPI0_CLK (P_DONTCARE) + +#define P_MII0 {\ + P_MII0_ETxD0, \ + P_MII0_ETxD1, \ + P_MII0_ETxD2, \ + P_MII0_ETxD3, \ + P_MII0_ETxEN, \ + P_MII0_TxCLK, \ + P_MII0_PHYINT, \ + P_MII0_COL, \ + P_MII0_ERxD0, \ + P_MII0_ERxD1, \ + P_MII0_ERxD2, \ + P_MII0_ERxD3, \ + P_MII0_ERxDV, \ + P_MII0_ERxCLK, \ + P_MII0_ERxER, \ + P_MII0_CRS, \ + P_MDC, \ + P_MDIO, 0} + +#define P_RMII0 {\ + P_MII0_ETxD0, \ + P_MII0_ETxD1, \ + P_MII0_ETxEN, \ + P_MII0_ERxD0, \ + P_MII0_ERxD1, \ + P_MII0_ERxER, \ + P_RMII0_REF_CLK, \ + P_RMII0_MDINT, \ + P_RMII0_CRS_DV, \ + P_MDC, \ + P_MDIO, 0} + +#endif /* _MACH_PORTMUX_H_ */ diff --git a/include/asm-blackfin/mach-bf548/defBF549.h b/include/asm-blackfin/mach-bf548/defBF549.h index 50b3fe55ef0..4e46d657e50 100644 --- a/include/asm-blackfin/mach-bf548/defBF549.h +++ b/include/asm-blackfin/mach-bf548/defBF549.h @@ -1178,7 +1178,7 @@ /* Bit masks for HOST_STATUS */ -#define READY 0x1 /* DMA Ready */ +#define DMA_READY 0x1 /* DMA Ready */ #define FIFOFULL 0x2 /* FIFO Full */ #define FIFOEMPTY 0x4 /* FIFO Empty */ #define DMA_COMPLETE 0x8 /* DMA Complete */ diff --git a/include/asm-blackfin/mach-bf548/defBF54x_base.h b/include/asm-blackfin/mach-bf548/defBF54x_base.h index e2632db74ba..1d365c844ff 100644 --- a/include/asm-blackfin/mach-bf548/defBF54x_base.h +++ b/include/asm-blackfin/mach-bf548/defBF54x_base.h @@ -47,6 +47,10 @@ /* Debug/MP/Emulation Registers (0xFFC00014 - 0xFFC00014) */ #define CHIPID 0xffc00014 +/* CHIPID Masks */ +#define CHIPID_VERSION 0xF0000000 +#define CHIPID_FAMILY 0x0FFFF000 +#define CHIPID_MANUFACTURE 0x00000FFE /* System Reset and Interrupt Controller (0xFFC00100 - 0xFFC00104) */ @@ -3299,7 +3303,7 @@ #define MFD 0xf000 /* Multi channel Frame Delay */ #define FSDR 0x80 /* Frame Sync to Data Relationship */ -#define MCMEM 0x10 /* Multi channel Frame Mode Enable */ +#define MCMEN 0x10 /* Multi channel Frame Mode Enable */ #define MCDRXPE 0x8 /* Multi channel DMA Receive Packing */ #define MCDTXPE 0x4 /* Multi channel DMA Transmit Packing */ #define MCCRM 0x3 /* 2X Clock Recovery Mode */ diff --git a/include/asm-blackfin/mach-bf548/dma.h b/include/asm-blackfin/mach-bf548/dma.h index 14cb10cc24a..4d97d3aa97c 100644 --- a/include/asm-blackfin/mach-bf548/dma.h +++ b/include/asm-blackfin/mach-bf548/dma.h @@ -70,5 +70,5 @@ #define MAX_BLACKFIN_DMA_CHANNEL 32 extern int channel2irq(unsigned int channel); -extern struct dma_register *base_addr[]; +extern struct dma_register *base_addr[MAX_BLACKFIN_DMA_CHANNEL]; #endif diff --git a/include/asm-blackfin/processor.h b/include/asm-blackfin/processor.h index 6bb3e0d4705..c571e958558 100644 --- a/include/asm-blackfin/processor.h +++ b/include/asm-blackfin/processor.h @@ -104,13 +104,13 @@ unsigned long get_wchan(struct task_struct *p); #define cpu_relax() barrier() /* Get the Silicon Revision of the chip */ -static inline __attribute_pure__ uint32_t bfin_revid(void) +static inline uint32_t __pure bfin_revid(void) { /* stored in the upper 4 bits */ return bfin_read_CHIPID() >> 28; } -static inline __attribute_pure__ uint32_t bfin_compiled_revid(void) +static inline uint32_t __pure bfin_compiled_revid(void) { #if defined(CONFIG_BF_REV_0_0) return 0; diff --git a/include/asm-blackfin/scatterlist.h b/include/asm-blackfin/scatterlist.h index 60e07b92044..04f448711cd 100644 --- a/include/asm-blackfin/scatterlist.h +++ b/include/asm-blackfin/scatterlist.h @@ -4,7 +4,10 @@ #include <linux/mm.h> struct scatterlist { - struct page *page; +#ifdef CONFIG_DEBUG_SG + unsigned long sg_magic; +#endif + unsigned long page_link; unsigned int offset; dma_addr_t dma_address; unsigned int length; @@ -17,7 +20,6 @@ struct scatterlist { * returns, or alternatively stop on the first sg_dma_len(sg) which * is 0. */ -#define sg_address(sg) (page_address((sg)->page) + (sg)->offset) #define sg_dma_address(sg) ((sg)->dma_address) #define sg_dma_len(sg) ((sg)->length) diff --git a/include/asm-blackfin/system.h b/include/asm-blackfin/system.h index 2b3d47d0bbb..4a927379ee1 100644 --- a/include/asm-blackfin/system.h +++ b/include/asm-blackfin/system.h @@ -128,9 +128,7 @@ extern unsigned long irq_flags; #define mb() asm volatile ("" : : :"memory") #define rmb() asm volatile ("" : : :"memory") #define wmb() asm volatile ("" : : :"memory") -#define set_rmb(var, value) do { (void) xchg(&var, value); } while (0) -#define set_mb(var, value) set_rmb(var, value) -#define set_wmb(var, value) do { var = value; wmb(); } while (0) +#define set_mb(var, value) do { (void) xchg(&var, value); } while (0) #define read_barrier_depends() do { } while(0) diff --git a/include/asm-blackfin/tlbflush.h b/include/asm-blackfin/tlbflush.h index 10a07ba1e01..277b400924b 100644 --- a/include/asm-blackfin/tlbflush.h +++ b/include/asm-blackfin/tlbflush.h @@ -53,10 +53,4 @@ static inline void flush_tlb_kernel_page(unsigned long addr) BUG(); } -static inline void flush_tlb_pgtables(struct mm_struct *mm, - unsigned long start, unsigned long end) -{ - BUG(); -} - #endif diff --git a/include/asm-cris/arch-v32/ide.h b/include/asm-cris/arch-v32/ide.h index 6590f657500..11296170d05 100644 --- a/include/asm-cris/arch-v32/ide.h +++ b/include/asm-cris/arch-v32/ide.h @@ -54,7 +54,7 @@ static inline unsigned long ide_default_io_base(int index) #define SUPPORT_VLB_SYNC 0 #define IDE_ARCH_ACK_INTR -#define ide_ack_intr(hwif) (hwif)->hw.ack_intr(hwif) +#define ide_ack_intr(hwif) ((hwif)->ack_intr(hwif)) #endif /* __KERNEL__ */ diff --git a/include/asm-cris/bitops.h b/include/asm-cris/bitops.h index a569065113d..e2f49c27ed2 100644 --- a/include/asm-cris/bitops.h +++ b/include/asm-cris/bitops.h @@ -14,6 +14,10 @@ /* Currently this is unsuitable for consumption outside the kernel. */ #ifdef __KERNEL__ +#ifndef _LINUX_BITOPS_H +#error only <linux/bitops.h> can be included directly +#endif + #include <asm/arch/bitops.h> #include <asm/system.h> #include <asm/atomic.h> @@ -154,6 +158,7 @@ static inline int test_and_change_bit(int nr, volatile unsigned long *addr) #include <asm-generic/bitops/fls64.h> #include <asm-generic/bitops/hweight.h> #include <asm-generic/bitops/find.h> +#include <asm-generic/bitops/lock.h> #include <asm-generic/bitops/ext2-non-atomic.h> diff --git a/include/asm-cris/posix_types.h b/include/asm-cris/posix_types.h index 7b9ed22ab5d..92000d0c3f9 100644 --- a/include/asm-cris/posix_types.h +++ b/include/asm-cris/posix_types.h @@ -52,7 +52,7 @@ typedef struct { } __kernel_fsid_t; #ifdef __KERNEL__ -#include <asm/bitops.h> +#include <linux/bitops.h> #undef __FD_SET #define __FD_SET(fd,fdsetp) set_bit(fd, (void *)(fdsetp)) diff --git a/include/asm-cris/scatterlist.h b/include/asm-cris/scatterlist.h index 4bdc44c4ac3..faff53ad1f9 100644 --- a/include/asm-cris/scatterlist.h +++ b/include/asm-cris/scatterlist.h @@ -2,11 +2,14 @@ #define __ASM_CRIS_SCATTERLIST_H struct scatterlist { +#ifdef CONFIG_DEBUG_SG + unsigned long sg_magic; +#endif char * address; /* Location data is to be transferred to */ unsigned int length; /* The following is i386 highmem junk - not used by us */ - struct page * page; /* Location for highmem page, if any */ + unsigned long page_link; unsigned int offset;/* for highmem, page offset */ }; diff --git a/include/asm-cris/tlbflush.h b/include/asm-cris/tlbflush.h index 0569612477e..20697e7ef4f 100644 --- a/include/asm-cris/tlbflush.h +++ b/include/asm-cris/tlbflush.h @@ -38,13 +38,6 @@ static inline void flush_tlb_range(struct vm_area_struct * vma, unsigned long st flush_tlb_mm(vma->vm_mm); } -static inline void flush_tlb_pgtables(struct mm_struct *mm, - unsigned long start, unsigned long end) -{ - /* CRIS does not keep any page table caches in TLB */ -} - - static inline void flush_tlb(void) { flush_tlb_mm(current->mm); diff --git a/include/asm-frv/bitops.h b/include/asm-frv/bitops.h index f8560edf59f..e29de7131b7 100644 --- a/include/asm-frv/bitops.h +++ b/include/asm-frv/bitops.h @@ -21,6 +21,10 @@ #ifdef __KERNEL__ +#ifndef _LINUX_BITOPS_H +#error only <linux/bitops.h> can be included directly +#endif + #include <asm-generic/bitops/ffz.h> /* @@ -302,6 +306,7 @@ int __ilog2_u64(u64 n) #include <asm-generic/bitops/sched.h> #include <asm-generic/bitops/hweight.h> +#include <asm-generic/bitops/lock.h> #include <asm-generic/bitops/ext2-non-atomic.h> diff --git a/include/asm-frv/scatterlist.h b/include/asm-frv/scatterlist.h index 8e827fa853f..99ba76edc42 100644 --- a/include/asm-frv/scatterlist.h +++ b/include/asm-frv/scatterlist.h @@ -4,25 +4,28 @@ #include <asm/types.h> /* - * Drivers must set either ->address or (preferred) ->page and ->offset + * Drivers must set either ->address or (preferred) page and ->offset * to indicate where data must be transferred to/from. * - * Using ->page is recommended since it handles highmem data as well as + * Using page is recommended since it handles highmem data as well as * low mem. ->address is restricted to data which has a virtual mapping, and - * it will go away in the future. Updating to ->page can be automated very + * it will go away in the future. Updating to page can be automated very * easily -- something like * * sg->address = some_ptr; * * can be rewritten as * - * sg->page = virt_to_page(some_ptr); + * sg_set_page(virt_to_page(some_ptr)); * sg->offset = (unsigned long) some_ptr & ~PAGE_MASK; * * and that's it. There's no excuse for not highmem enabling YOUR driver. /jens */ struct scatterlist { - struct page *page; /* Location for highmem page, if any */ +#ifdef CONFIG_DEBUG_SG + unsigned long sg_magic; +#endif + unsigned long page_link; unsigned int offset; /* for highmem, page offset */ dma_addr_t dma_address; diff --git a/include/asm-frv/tlbflush.h b/include/asm-frv/tlbflush.h index 8370f97e41e..7ac5eafc5d9 100644 --- a/include/asm-frv/tlbflush.h +++ b/include/asm-frv/tlbflush.h @@ -57,7 +57,6 @@ do { \ #define __flush_tlb_global() flush_tlb_all() #define flush_tlb() flush_tlb_all() #define flush_tlb_kernel_range(start, end) flush_tlb_all() -#define flush_tlb_pgtables(mm,start,end) do { } while(0) #else @@ -66,7 +65,6 @@ do { \ #define flush_tlb_mm(mm) BUG() #define flush_tlb_page(vma,addr) BUG() #define flush_tlb_range(mm,start,end) BUG() -#define flush_tlb_pgtables(mm,start,end) BUG() #define flush_tlb_kernel_range(start, end) BUG() #endif diff --git a/include/asm-generic/bitops.h b/include/asm-generic/bitops.h index 1f9d99193df..15e6f253dda 100644 --- a/include/asm-generic/bitops.h +++ b/include/asm-generic/bitops.h @@ -19,9 +19,14 @@ #ifdef __KERNEL__ +#ifndef _LINUX_BITOPS_H +#error only <linux/bitops.h> can be included directly +#endif + #include <asm-generic/bitops/sched.h> #include <asm-generic/bitops/ffs.h> #include <asm-generic/bitops/hweight.h> +#include <asm-generic/bitops/lock.h> #include <asm-generic/bitops/ext2-non-atomic.h> #include <asm-generic/bitops/ext2-atomic.h> diff --git a/include/asm-generic/bitops/atomic.h b/include/asm-generic/bitops/atomic.h index cd8a9641bd6..4657f3e410f 100644 --- a/include/asm-generic/bitops/atomic.h +++ b/include/asm-generic/bitops/atomic.h @@ -3,9 +3,6 @@ #include <asm/types.h> -#define BITOP_MASK(nr) (1UL << ((nr) % BITS_PER_LONG)) -#define BITOP_WORD(nr) ((nr) / BITS_PER_LONG) - #ifdef CONFIG_SMP #include <asm/spinlock.h> #include <asm/cache.h> /* we use L1_CACHE_BYTES */ @@ -66,8 +63,8 @@ extern raw_spinlock_t __atomic_hash[ATOMIC_HASH_SIZE] __lock_aligned; */ static inline void set_bit(int nr, volatile unsigned long *addr) { - unsigned long mask = BITOP_MASK(nr); - unsigned long *p = ((unsigned long *)addr) + BITOP_WORD(nr); + unsigned long mask = BIT_MASK(nr); + unsigned long *p = ((unsigned long *)addr) + BIT_WORD(nr); unsigned long flags; _atomic_spin_lock_irqsave(p, flags); @@ -87,8 +84,8 @@ static inline void set_bit(int nr, volatile unsigned long *addr) */ static inline void clear_bit(int nr, volatile unsigned long *addr) { - unsigned long mask = BITOP_MASK(nr); - unsigned long *p = ((unsigned long *)addr) + BITOP_WORD(nr); + unsigned long mask = BIT_MASK(nr); + unsigned long *p = ((unsigned long *)addr) + BIT_WORD(nr); unsigned long flags; _atomic_spin_lock_irqsave(p, flags); @@ -108,8 +105,8 @@ static inline void clear_bit(int nr, volatile unsigned long *addr) */ static inline void change_bit(int nr, volatile unsigned long *addr) { - unsigned long mask = BITOP_MASK(nr); - unsigned long *p = ((unsigned long *)addr) + BITOP_WORD(nr); + unsigned long mask = BIT_MASK(nr); + unsigned long *p = ((unsigned long *)addr) + BIT_WORD(nr); unsigned long flags; _atomic_spin_lock_irqsave(p, flags); @@ -128,8 +125,8 @@ static inline void change_bit(int nr, volatile unsigned long *addr) */ static inline int test_and_set_bit(int nr, volatile unsigned long *addr) { - unsigned long mask = BITOP_MASK(nr); - unsigned long *p = ((unsigned long *)addr) + BITOP_WORD(nr); + unsigned long mask = BIT_MASK(nr); + unsigned long *p = ((unsigned long *)addr) + BIT_WORD(nr); unsigned long old; unsigned long flags; @@ -152,8 +149,8 @@ static inline int test_and_set_bit(int nr, volatile unsigned long *addr) */ static inline int test_and_clear_bit(int nr, volatile unsigned long *addr) { - unsigned long mask = BITOP_MASK(nr); - unsigned long *p = ((unsigned long *)addr) + BITOP_WORD(nr); + unsigned long mask = BIT_MASK(nr); + unsigned long *p = ((unsigned long *)addr) + BIT_WORD(nr); unsigned long old; unsigned long flags; @@ -175,8 +172,8 @@ static inline int test_and_clear_bit(int nr, volatile unsigned long *addr) */ static inline int test_and_change_bit(int nr, volatile unsigned long *addr) { - unsigned long mask = BITOP_MASK(nr); - unsigned long *p = ((unsigned long *)addr) + BITOP_WORD(nr); + unsigned long mask = BIT_MASK(nr); + unsigned long *p = ((unsigned long *)addr) + BIT_WORD(nr); unsigned long old; unsigned long flags; diff --git a/include/asm-generic/bitops/lock.h b/include/asm-generic/bitops/lock.h new file mode 100644 index 00000000000..308a9e22c80 --- /dev/null +++ b/include/asm-generic/bitops/lock.h @@ -0,0 +1,45 @@ +#ifndef _ASM_GENERIC_BITOPS_LOCK_H_ +#define _ASM_GENERIC_BITOPS_LOCK_H_ + +/** + * test_and_set_bit_lock - Set a bit and return its old value, for lock + * @nr: Bit to set + * @addr: Address to count from + * + * This operation is atomic and provides acquire barrier semantics. + * It can be used to implement bit locks. + */ +#define test_and_set_bit_lock(nr, addr) test_and_set_bit(nr, addr) + +/** + * clear_bit_unlock - Clear a bit in memory, for unlock + * @nr: the bit to set + * @addr: the address to start counting from + * + * This operation is atomic and provides release barrier semantics. + */ +#define clear_bit_unlock(nr, addr) \ +do { \ + smp_mb__before_clear_bit(); \ + clear_bit(nr, addr); \ +} while (0) + +/** + * __clear_bit_unlock - Clear a bit in memory, for unlock + * @nr: the bit to set + * @addr: the address to start counting from + * + * This operation is like clear_bit_unlock, however it is not atomic. + * It does provide release barrier semantics so it can be used to unlock + * a bit lock, however it would only be used if no other CPU can modify + * any bits in the memory until the lock is released (a good example is + * if the bit lock itself protects access to the other bits in the word). + */ +#define __clear_bit_unlock(nr, addr) \ +do { \ + smp_mb(); \ + __clear_bit(nr, addr); \ +} while (0) + +#endif /* _ASM_GENERIC_BITOPS_LOCK_H_ */ + diff --git a/include/asm-generic/bitops/non-atomic.h b/include/asm-generic/bitops/non-atomic.h index 46a825cf2ae..697cc2b7e0f 100644 --- a/include/asm-generic/bitops/non-atomic.h +++ b/include/asm-generic/bitops/non-atomic.h @@ -3,9 +3,6 @@ #include <asm/types.h> -#define BITOP_MASK(nr) (1UL << ((nr) % BITS_PER_LONG)) -#define BITOP_WORD(nr) ((nr) / BITS_PER_LONG) - /** * __set_bit - Set a bit in memory * @nr: the bit to set @@ -17,16 +14,16 @@ */ static inline void __set_bit(int nr, volatile unsigned long *addr) { - unsigned long mask = BITOP_MASK(nr); - unsigned long *p = ((unsigned long *)addr) + BITOP_WORD(nr); + unsigned long mask = BIT_MASK(nr); + unsigned long *p = ((unsigned long *)addr) + BIT_WORD(nr); *p |= mask; } static inline void __clear_bit(int nr, volatile unsigned long *addr) { - unsigned long mask = BITOP_MASK(nr); - unsigned long *p = ((unsigned long *)addr) + BITOP_WORD(nr); + unsigned long mask = BIT_MASK(nr); + unsigned long *p = ((unsigned long *)addr) + BIT_WORD(nr); *p &= ~mask; } @@ -42,8 +39,8 @@ static inline void __clear_bit(int nr, volatile unsigned long *addr) */ static inline void __change_bit(int nr, volatile unsigned long *addr) { - unsigned long mask = BITOP_MASK(nr); - unsigned long *p = ((unsigned long *)addr) + BITOP_WORD(nr); + unsigned long mask = BIT_MASK(nr); + unsigned long *p = ((unsigned long *)addr) + BIT_WORD(nr); *p ^= mask; } @@ -59,8 +56,8 @@ static inline void __change_bit(int nr, volatile unsigned long *addr) */ static inline int __test_and_set_bit(int nr, volatile unsigned long *addr) { - unsigned long mask = BITOP_MASK(nr); - unsigned long *p = ((unsigned long *)addr) + BITOP_WORD(nr); + unsigned long mask = BIT_MASK(nr); + unsigned long *p = ((unsigned long *)addr) + BIT_WORD(nr); unsigned long old = *p; *p = old | mask; @@ -78,8 +75,8 @@ static inline int __test_and_set_bit(int nr, volatile unsigned long *addr) */ static inline int __test_and_clear_bit(int nr, volatile unsigned long *addr) { - unsigned long mask = BITOP_MASK(nr); - unsigned long *p = ((unsigned long *)addr) + BITOP_WORD(nr); + unsigned long mask = BIT_MASK(nr); + unsigned long *p = ((unsigned long *)addr) + BIT_WORD(nr); unsigned long old = *p; *p = old & ~mask; @@ -90,8 +87,8 @@ static inline int __test_and_clear_bit(int nr, volatile unsigned long *addr) static inline int __test_and_change_bit(int nr, volatile unsigned long *addr) { - unsigned long mask = BITOP_MASK(nr); - unsigned long *p = ((unsigned long *)addr) + BITOP_WORD(nr); + unsigned long mask = BIT_MASK(nr); + unsigned long *p = ((unsigned long *)addr) + BIT_WORD(nr); unsigned long old = *p; *p = old ^ mask; @@ -105,7 +102,7 @@ static inline int __test_and_change_bit(int nr, */ static inline int test_bit(int nr, const volatile unsigned long *addr) { - return 1UL & (addr[BITOP_WORD(nr)] >> (nr & (BITS_PER_LONG-1))); + return 1UL & (addr[BIT_WORD(nr)] >> (nr & (BITS_PER_LONG-1))); } #endif /* _ASM_GENERIC_BITOPS_NON_ATOMIC_H_ */ diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h index 5615440027e..9f584cc5c5f 100644 --- a/include/asm-generic/vmlinux.lds.h +++ b/include/asm-generic/vmlinux.lds.h @@ -12,7 +12,11 @@ /* .data section */ #define DATA_DATA \ *(.data) \ - *(.data.init.refok) + *(.data.init.refok) \ + . = ALIGN(8); \ + VMLINUX_SYMBOL(__start___markers) = .; \ + *(__markers) \ + VMLINUX_SYMBOL(__stop___markers) = .; #define RO_DATA(align) \ . = ALIGN((align)); \ @@ -20,6 +24,7 @@ VMLINUX_SYMBOL(__start_rodata) = .; \ *(.rodata) *(.rodata.*) \ *(__vermagic) /* Kernel version magic */ \ + *(__markers_strings) /* Markers: strings */ \ } \ \ .rodata1 : AT(ADDR(.rodata1) - LOAD_OFFSET) { \ diff --git a/include/asm-h8300/bitops.h b/include/asm-h8300/bitops.h index d76299c98b8..cb18e3b0aa9 100644 --- a/include/asm-h8300/bitops.h +++ b/include/asm-h8300/bitops.h @@ -10,6 +10,11 @@ #include <asm/system.h> #ifdef __KERNEL__ + +#ifndef _LINUX_BITOPS_H +#error only <linux/bitops.h> can be included directly +#endif + /* * Function prototypes to keep gcc -Wall happy */ @@ -194,6 +199,7 @@ static __inline__ unsigned long __ffs(unsigned long word) #include <asm-generic/bitops/find.h> #include <asm-generic/bitops/sched.h> #include <asm-generic/bitops/hweight.h> +#include <asm-generic/bitops/lock.h> #include <asm-generic/bitops/ext2-non-atomic.h> #include <asm-generic/bitops/ext2-atomic.h> #include <asm-generic/bitops/minix.h> diff --git a/include/asm-h8300/scatterlist.h b/include/asm-h8300/scatterlist.h index 985fdf54eac..d3ecdd87ac9 100644 --- a/include/asm-h8300/scatterlist.h +++ b/include/asm-h8300/scatterlist.h @@ -4,7 +4,10 @@ #include <asm/types.h> struct scatterlist { - struct page *page; +#ifdef CONFIG_DEBUG_SG + unsigned long sg_magic; +#endif + unsigned long page_link; unsigned int offset; dma_addr_t dma_address; unsigned int length; diff --git a/include/asm-h8300/system.h b/include/asm-h8300/system.h index 7807018f850..2c1e83f7b41 100644 --- a/include/asm-h8300/system.h +++ b/include/asm-h8300/system.h @@ -82,8 +82,7 @@ asmlinkage void resume(void); #define mb() asm volatile ("" : : :"memory") #define rmb() asm volatile ("" : : :"memory") #define wmb() asm volatile ("" : : :"memory") -#define set_rmb(var, value) do { xchg(&var, value); } while (0) -#define set_mb(var, value) set_rmb(var, value) +#define set_mb(var, value) do { xchg(&var, value); } while (0) #ifdef CONFIG_SMP #define smp_mb() mb() diff --git a/include/asm-h8300/tlbflush.h b/include/asm-h8300/tlbflush.h index 9a2c5c9fd70..41c148a9208 100644 --- a/include/asm-h8300/tlbflush.h +++ b/include/asm-h8300/tlbflush.h @@ -52,10 +52,4 @@ static inline void flush_tlb_kernel_page(unsigned long addr) BUG(); } -static inline void flush_tlb_pgtables(struct mm_struct *mm, - unsigned long start, unsigned long end) -{ - BUG(); -} - #endif /* _H8300_TLBFLUSH_H */ diff --git a/include/asm-ia64/bitops.h b/include/asm-ia64/bitops.h index 6cc517e212a..a977affaebe 100644 --- a/include/asm-ia64/bitops.h +++ b/include/asm-ia64/bitops.h @@ -9,6 +9,10 @@ * O(1) scheduler patch */ +#ifndef _LINUX_BITOPS_H +#error only <linux/bitops.h> can be included directly +#endif + #include <linux/compiler.h> #include <linux/types.h> #include <asm/intrinsics.h> @@ -94,6 +98,38 @@ clear_bit (int nr, volatile void *addr) } /** + * clear_bit_unlock - Clears a bit in memory with release + * @nr: Bit to clear + * @addr: Address to start counting from + * + * clear_bit_unlock() is atomic and may not be reordered. It does + * contain a memory barrier suitable for unlock type operations. + */ +static __inline__ void +clear_bit_unlock (int nr, volatile void *addr) +{ + __u32 mask, old, new; + volatile __u32 *m; + CMPXCHG_BUGCHECK_DECL + + m = (volatile __u32 *) addr + (nr >> 5); + mask = ~(1 << (nr & 31)); + do { + CMPXCHG_BUGCHECK(m); + old = *m; + new = old & mask; + } while (cmpxchg_rel(m, old, new) != old); +} + +/** + * __clear_bit_unlock - Non-atomically clear a bit with release + * + * This is like clear_bit_unlock, but the implementation may use a non-atomic + * store (this one uses an atomic, however). + */ +#define __clear_bit_unlock clear_bit_unlock + +/** * __clear_bit - Clears a bit in memory (non-atomic version) */ static __inline__ void @@ -170,6 +206,15 @@ test_and_set_bit (int nr, volatile void *addr) } /** + * test_and_set_bit_lock - Set a bit and return its old value for lock + * @nr: Bit to set + * @addr: Address to count from + * + * This is the same as test_and_set_bit on ia64 + */ +#define test_and_set_bit_lock test_and_set_bit + +/** * __test_and_set_bit - Set a bit and return its old value * @nr: Bit to set * @addr: Address to count from diff --git a/include/asm-ia64/cacheflush.h b/include/asm-ia64/cacheflush.h index 4906916d715..afcfbda76e2 100644 --- a/include/asm-ia64/cacheflush.h +++ b/include/asm-ia64/cacheflush.h @@ -7,8 +7,8 @@ */ #include <linux/page-flags.h> +#include <linux/bitops.h> -#include <asm/bitops.h> #include <asm/page.h> /* diff --git a/include/asm-ia64/ide.h b/include/asm-ia64/ide.h index e928675de35..1ccf2380932 100644 --- a/include/asm-ia64/ide.h +++ b/include/asm-ia64/ide.h @@ -46,7 +46,6 @@ static inline unsigned long ide_default_io_base(int index) } } -#define IDE_ARCH_OBSOLETE_INIT #define ide_default_io_ctl(base) ((base) + 0x206) /* obsolete */ #ifdef CONFIG_PCI diff --git a/include/asm-ia64/meminit.h b/include/asm-ia64/meminit.h index 3a62878e84f..f93308f54b6 100644 --- a/include/asm-ia64/meminit.h +++ b/include/asm-ia64/meminit.h @@ -35,7 +35,7 @@ extern void find_memory (void); extern void reserve_memory (void); extern void find_initrd (void); extern int filter_rsvd_memory (unsigned long start, unsigned long end, void *arg); -extern void efi_memmap_init(unsigned long *, unsigned long *); +extern unsigned long efi_memmap_init(unsigned long *s, unsigned long *e); extern int find_max_min_low_pfn (unsigned long , unsigned long, void *); extern unsigned long vmcore_find_descriptor_size(unsigned long address); diff --git a/include/asm-ia64/pgtable.h b/include/asm-ia64/pgtable.h index 0971ec90807..e6204f14f61 100644 --- a/include/asm-ia64/pgtable.h +++ b/include/asm-ia64/pgtable.h @@ -150,7 +150,7 @@ # ifndef __ASSEMBLY__ #include <linux/sched.h> /* for mm_struct */ -#include <asm/bitops.h> +#include <linux/bitops.h> #include <asm/cacheflush.h> #include <asm/mmu_context.h> #include <asm/processor.h> diff --git a/include/asm-ia64/scatterlist.h b/include/asm-ia64/scatterlist.h index 7d5234d5031..d6f57874041 100644 --- a/include/asm-ia64/scatterlist.h +++ b/include/asm-ia64/scatterlist.h @@ -9,7 +9,10 @@ #include <asm/types.h> struct scatterlist { - struct page *page; +#ifdef CONFIG_DEBUG_SG + unsigned long sg_magic; +#endif + unsigned long page_link; unsigned int offset; unsigned int length; /* buffer length */ diff --git a/include/asm-ia64/smp.h b/include/asm-ia64/smp.h index 1703c9d885b..471cc2ee9ac 100644 --- a/include/asm-ia64/smp.h +++ b/include/asm-ia64/smp.h @@ -14,8 +14,8 @@ #include <linux/threads.h> #include <linux/kernel.h> #include <linux/cpumask.h> +#include <linux/bitops.h> -#include <asm/bitops.h> #include <asm/io.h> #include <asm/param.h> #include <asm/processor.h> diff --git a/include/asm-ia64/spinlock.h b/include/asm-ia64/spinlock.h index ff857e31738..0229fb95fb3 100644 --- a/include/asm-ia64/spinlock.h +++ b/include/asm-ia64/spinlock.h @@ -11,9 +11,9 @@ #include <linux/compiler.h> #include <linux/kernel.h> +#include <linux/bitops.h> #include <asm/atomic.h> -#include <asm/bitops.h> #include <asm/intrinsics.h> #include <asm/system.h> diff --git a/include/asm-ia64/tlbflush.h b/include/asm-ia64/tlbflush.h index e37f9fbf33a..80bcb0a38e8 100644 --- a/include/asm-ia64/tlbflush.h +++ b/include/asm-ia64/tlbflush.h @@ -84,19 +84,6 @@ flush_tlb_page (struct vm_area_struct *vma, unsigned long addr) } /* - * Flush the TLB entries mapping the virtually mapped linear page - * table corresponding to address range [START-END). - */ -static inline void -flush_tlb_pgtables (struct mm_struct *mm, unsigned long start, unsigned long end) -{ - /* - * Deprecated. The virtual page table is now flushed via the normal gather/flush - * interface (see tlb.h). - */ -} - -/* * Flush the local TLB. Invoked from another cpu using an IPI. */ #ifdef CONFIG_SMP diff --git a/include/asm-m32r/bitops.h b/include/asm-m32r/bitops.h index 66ab672162c..6dc9b81bf9f 100644 --- a/include/asm-m32r/bitops.h +++ b/include/asm-m32r/bitops.h @@ -11,6 +11,10 @@ * Copyright (C) 2004 Hirokazu Takata <takata at linux-m32r.org> */ +#ifndef _LINUX_BITOPS_H +#error only <linux/bitops.h> can be included directly +#endif + #include <linux/compiler.h> #include <asm/assembler.h> #include <asm/system.h> @@ -255,6 +259,7 @@ static __inline__ int test_and_change_bit(int nr, volatile void * addr) #include <asm-generic/bitops/find.h> #include <asm-generic/bitops/ffs.h> #include <asm-generic/bitops/hweight.h> +#include <asm-generic/bitops/lock.h> #endif /* __KERNEL__ */ diff --git a/include/asm-m32r/ide.h b/include/asm-m32r/ide.h index 4672a49e876..5d2044e529a 100644 --- a/include/asm-m32r/ide.h +++ b/include/asm-m32r/ide.h @@ -65,7 +65,6 @@ static __inline__ unsigned long ide_default_io_base(int index) } } -#define IDE_ARCH_OBSOLETE_INIT #define ide_default_io_ctl(base) ((base) + 0x206) /* obsolete */ #ifdef CONFIG_BLK_DEV_IDEPCI diff --git a/include/asm-m32r/pgtable.h b/include/asm-m32r/pgtable.h index 92d7266783f..86505387be0 100644 --- a/include/asm-m32r/pgtable.h +++ b/include/asm-m32r/pgtable.h @@ -21,9 +21,9 @@ #ifndef __ASSEMBLY__ #include <linux/threads.h> +#include <linux/bitops.h> #include <asm/processor.h> #include <asm/addrspace.h> -#include <asm/bitops.h> #include <asm/page.h> struct mm_struct; diff --git a/include/asm-m32r/scatterlist.h b/include/asm-m32r/scatterlist.h index 352415ff5eb..1ed372c73d0 100644 --- a/include/asm-m32r/scatterlist.h +++ b/include/asm-m32r/scatterlist.h @@ -4,9 +4,12 @@ #include <asm/types.h> struct scatterlist { +#ifdef CONFIG_DEBUG_SG + unsigned long sg_magic; +#endif char * address; /* Location data is to be transferred to, NULL for * highmem page */ - struct page * page; /* Location for highmem page, if any */ + unsigned long page_link; unsigned int offset;/* for highmem, page offset */ dma_addr_t dma_address; diff --git a/include/asm-m32r/tlbflush.h b/include/asm-m32r/tlbflush.h index 3d37ac002bc..0ef95307784 100644 --- a/include/asm-m32r/tlbflush.h +++ b/include/asm-m32r/tlbflush.h @@ -12,7 +12,6 @@ * - flush_tlb_page(vma, vmaddr) flushes one page * - flush_tlb_range(vma, start, end) flushes a range of pages * - flush_tlb_kernel_range(start, end) flushes a range of kernel pages - * - flush_tlb_pgtables(mm, start, end) flushes a range of page tables */ extern void local_flush_tlb_all(void); @@ -93,8 +92,6 @@ static __inline__ void __flush_tlb_all(void) ); } -#define flush_tlb_pgtables(mm, start, end) do { } while (0) - extern void update_mmu_cache(struct vm_area_struct *, unsigned long, pte_t); #endif /* _ASM_M32R_TLBFLUSH_H */ diff --git a/include/asm-m68k/bitops.h b/include/asm-m68k/bitops.h index 1a61fdb56aa..2976b5d68e9 100644 --- a/include/asm-m68k/bitops.h +++ b/include/asm-m68k/bitops.h @@ -8,6 +8,10 @@ * for more details. */ +#ifndef _LINUX_BITOPS_H +#error only <linux/bitops.h> can be included directly +#endif + #include <linux/compiler.h> /* @@ -314,6 +318,7 @@ static inline int fls(int x) #include <asm-generic/bitops/fls64.h> #include <asm-generic/bitops/sched.h> #include <asm-generic/bitops/hweight.h> +#include <asm-generic/bitops/lock.h> /* Bitmap functions for the minix filesystem */ diff --git a/include/asm-m68k/ide.h b/include/asm-m68k/ide.h index f9ffb2cbbae..909c6dfd385 100644 --- a/include/asm-m68k/ide.h +++ b/include/asm-m68k/ide.h @@ -137,7 +137,7 @@ ide_get_lock(irq_handler_t handler, void *data) #endif /* CONFIG_BLK_DEV_FALCON_IDE */ #define IDE_ARCH_ACK_INTR -#define ide_ack_intr(hwif) ((hwif)->hw.ack_intr ? (hwif)->hw.ack_intr(hwif) : 1) +#define ide_ack_intr(hwif) ((hwif)->ack_intr ? (hwif)->ack_intr(hwif) : 1) #endif /* __KERNEL__ */ #endif /* _M68K_IDE_H */ diff --git a/include/asm-m68k/scatterlist.h b/include/asm-m68k/scatterlist.h index 24887a2d9c7..d3a7a0edfec 100644 --- a/include/asm-m68k/scatterlist.h +++ b/include/asm-m68k/scatterlist.h @@ -4,7 +4,10 @@ #include <linux/types.h> struct scatterlist { - struct page *page; +#ifdef CONFIG_DEBUG_SG + unsigned long sg_magic; +#endif + unsigned long page_link; unsigned int offset; unsigned int length; diff --git a/include/asm-m68k/tlbflush.h b/include/asm-m68k/tlbflush.h index 31678831ee4..17707ec315e 100644 --- a/include/asm-m68k/tlbflush.h +++ b/include/asm-m68k/tlbflush.h @@ -92,11 +92,6 @@ static inline void flush_tlb_kernel_range(unsigned long start, unsigned long end flush_tlb_all(); } -static inline void flush_tlb_pgtables(struct mm_struct *mm, - unsigned long start, unsigned long end) -{ -} - #else @@ -219,11 +214,6 @@ static inline void flush_tlb_kernel_page (unsigned long addr) sun3_put_segmap (addr & ~(SUN3_PMEG_SIZE - 1), SUN3_INVALID_PMEG); } -static inline void flush_tlb_pgtables(struct mm_struct *mm, - unsigned long start, unsigned long end) -{ -} - #endif #endif /* _M68K_TLBFLUSH_H */ diff --git a/include/asm-m68knommu/bitops.h b/include/asm-m68knommu/bitops.h index 7d6075d9b5c..f8dfb7ba2e2 100644 --- a/include/asm-m68knommu/bitops.h +++ b/include/asm-m68knommu/bitops.h @@ -10,6 +10,10 @@ #ifdef __KERNEL__ +#ifndef _LINUX_BITOPS_H +#error only <linux/bitops.h> can be included directly +#endif + #include <asm-generic/bitops/ffs.h> #include <asm-generic/bitops/__ffs.h> #include <asm-generic/bitops/sched.h> @@ -160,6 +164,7 @@ static __inline__ int __test_bit(int nr, const volatile unsigned long * addr) #include <asm-generic/bitops/find.h> #include <asm-generic/bitops/hweight.h> +#include <asm-generic/bitops/lock.h> static __inline__ int ext2_set_bit(int nr, volatile void * addr) { diff --git a/include/asm-m68knommu/module.h b/include/asm-m68knommu/module.h index 57e95cc01ad..2e45ab50b23 100644 --- a/include/asm-m68knommu/module.h +++ b/include/asm-m68knommu/module.h @@ -1 +1,11 @@ -#include <asm-m68k/module.h> +#ifndef ASM_M68KNOMMU_MODULE_H +#define ASM_M68KNOMMU_MODULE_H + +struct mod_arch_specific { +}; + +#define Elf_Shdr Elf32_Shdr +#define Elf_Sym Elf32_Sym +#define Elf_Ehdr Elf32_Ehdr + +#endif /* ASM_M68KNOMMU_MODULE_H */ diff --git a/include/asm-m68knommu/scatterlist.h b/include/asm-m68knommu/scatterlist.h index 4da79d3d3f3..afc4788b0d2 100644 --- a/include/asm-m68knommu/scatterlist.h +++ b/include/asm-m68knommu/scatterlist.h @@ -5,13 +5,15 @@ #include <asm/types.h> struct scatterlist { - struct page *page; +#ifdef CONFIG_DEBUG_SG + unsigned long sg_magic; +#endif + unsigned long page_link; unsigned int offset; dma_addr_t dma_address; unsigned int length; }; -#define sg_address(sg) (page_address((sg)->page) + (sg)->offset) #define sg_dma_address(sg) ((sg)->dma_address) #define sg_dma_len(sg) ((sg)->length) diff --git a/include/asm-m68knommu/system.h b/include/asm-m68knommu/system.h index 1bd1142685e..15b4c7d45c9 100644 --- a/include/asm-m68knommu/system.h +++ b/include/asm-m68knommu/system.h @@ -104,8 +104,7 @@ asmlinkage void resume(void); #define mb() asm volatile ("" : : :"memory") #define rmb() asm volatile ("" : : :"memory") #define wmb() asm volatile ("" : : :"memory") -#define set_rmb(var, value) do { xchg(&var, value); } while (0) -#define set_mb(var, value) set_rmb(var, value) +#define set_mb(var, value) do { xchg(&var, value); } while (0) #ifdef CONFIG_SMP #define smp_mb() mb() diff --git a/include/asm-m68knommu/tlbflush.h b/include/asm-m68knommu/tlbflush.h index de858db28b0..a470cfb803e 100644 --- a/include/asm-m68knommu/tlbflush.h +++ b/include/asm-m68knommu/tlbflush.h @@ -52,10 +52,4 @@ static inline void flush_tlb_kernel_page(unsigned long addr) BUG(); } -static inline void flush_tlb_pgtables(struct mm_struct *mm, - unsigned long start, unsigned long end) -{ - BUG(); -} - #endif /* _M68KNOMMU_TLBFLUSH_H */ diff --git a/include/asm-m68knommu/uaccess.h b/include/asm-m68knommu/uaccess.h index 9ed9169a884..68bbe9b312f 100644 --- a/include/asm-m68knommu/uaccess.h +++ b/include/asm-m68knommu/uaccess.h @@ -170,10 +170,12 @@ static inline long strnlen_user(const char *src, long n) */ static inline unsigned long -clear_user(void *to, unsigned long n) +__clear_user(void *to, unsigned long n) { memset(to, 0, n); return 0; } +#define clear_user(to,n) __clear_user(to,n) + #endif /* _M68KNOMMU_UACCESS_H */ diff --git a/include/asm-mips/bitops.h b/include/asm-mips/bitops.h index 899357a72ac..ec75ce4cdb8 100644 --- a/include/asm-mips/bitops.h +++ b/include/asm-mips/bitops.h @@ -9,6 +9,10 @@ #ifndef _ASM_BITOPS_H #define _ASM_BITOPS_H +#ifndef _LINUX_BITOPS_H +#error only <linux/bitops.h> can be included directly +#endif + #include <linux/compiler.h> #include <linux/irqflags.h> #include <linux/types.h> @@ -172,6 +176,20 @@ static inline void clear_bit(unsigned long nr, volatile unsigned long *addr) } /* + * clear_bit_unlock - Clears a bit in memory + * @nr: Bit to clear + * @addr: Address to start counting from + * + * clear_bit() is atomic and implies release semantics before the memory + * operation. It can be used for an unlock. + */ +static inline void clear_bit_unlock(unsigned long nr, volatile unsigned long *addr) +{ + smp_mb__before_clear_bit(); + clear_bit(nr, addr); +} + +/* * change_bit - Toggle a bit in memory * @nr: Bit to change * @addr: Address to start counting from @@ -240,6 +258,8 @@ static inline int test_and_set_bit(unsigned long nr, unsigned short bit = nr & SZLONG_MASK; unsigned long res; + smp_llsc_mb(); + if (cpu_has_llsc && R10000_LLSC_WAR) { unsigned long *m = ((unsigned long *) addr) + (nr >> SZLONG_LOG); unsigned long temp; @@ -295,6 +315,73 @@ static inline int test_and_set_bit(unsigned long nr, } /* + * test_and_set_bit_lock - Set a bit and return its old value + * @nr: Bit to set + * @addr: Address to count from + * + * This operation is atomic and implies acquire ordering semantics + * after the memory operation. + */ +static inline int test_and_set_bit_lock(unsigned long nr, + volatile unsigned long *addr) +{ + unsigned short bit = nr & SZLONG_MASK; + unsigned long res; + + if (cpu_has_llsc && R10000_LLSC_WAR) { + unsigned long *m = ((unsigned long *) addr) + (nr >> SZLONG_LOG); + unsigned long temp; + + __asm__ __volatile__( + " .set mips3 \n" + "1: " __LL "%0, %1 # test_and_set_bit \n" + " or %2, %0, %3 \n" + " " __SC "%2, %1 \n" + " beqzl %2, 1b \n" + " and %2, %0, %3 \n" + " .set mips0 \n" + : "=&r" (temp), "=m" (*m), "=&r" (res) + : "r" (1UL << bit), "m" (*m) + : "memory"); + } else if (cpu_has_llsc) { + unsigned long *m = ((unsigned long *) addr) + (nr >> SZLONG_LOG); + unsigned long temp; + + __asm__ __volatile__( + " .set push \n" + " .set noreorder \n" + " .set mips3 \n" + "1: " __LL "%0, %1 # test_and_set_bit \n" + " or %2, %0, %3 \n" + " " __SC "%2, %1 \n" + " beqz %2, 2f \n" + " and %2, %0, %3 \n" + " .subsection 2 \n" + "2: b 1b \n" + " nop \n" + " .previous \n" + " .set pop \n" + : "=&r" (temp), "=m" (*m), "=&r" (res) + : "r" (1UL << bit), "m" (*m) + : "memory"); + } else { + volatile unsigned long *a = addr; + unsigned long mask; + unsigned long flags; + + a += nr >> SZLONG_LOG; + mask = 1UL << bit; + raw_local_irq_save(flags); + res = (mask & *a); + *a |= mask; + raw_local_irq_restore(flags); + } + + smp_llsc_mb(); + + return res != 0; +} +/* * test_and_clear_bit - Clear a bit and return its old value * @nr: Bit to clear * @addr: Address to count from @@ -308,6 +395,8 @@ static inline int test_and_clear_bit(unsigned long nr, unsigned short bit = nr & SZLONG_MASK; unsigned long res; + smp_llsc_mb(); + if (cpu_has_llsc && R10000_LLSC_WAR) { unsigned long *m = ((unsigned long *) addr) + (nr >> SZLONG_LOG); unsigned long temp; @@ -396,6 +485,8 @@ static inline int test_and_change_bit(unsigned long nr, unsigned short bit = nr & SZLONG_MASK; unsigned long res; + smp_llsc_mb(); + if (cpu_has_llsc && R10000_LLSC_WAR) { unsigned long *m = ((unsigned long *) addr) + (nr >> SZLONG_LOG); unsigned long temp; @@ -453,6 +544,21 @@ static inline int test_and_change_bit(unsigned long nr, #include <asm-generic/bitops/non-atomic.h> /* + * __clear_bit_unlock - Clears a bit in memory + * @nr: Bit to clear + * @addr: Address to start counting from + * + * __clear_bit() is non-atomic and implies release semantics before the memory + * operation. It can be used for an unlock if no other CPUs can concurrently + * modify other bits in the word. + */ +static inline void __clear_bit_unlock(unsigned long nr, volatile unsigned long *addr) +{ + smp_mb(); + __clear_bit(nr, addr); +} + +/* * Return the bit position (0..63) of the most significant 1 bit in a word * Returns -1 if no 1 bit exists */ diff --git a/include/asm-mips/fpu.h b/include/asm-mips/fpu.h index 483685b1592..e59d4c03966 100644 --- a/include/asm-mips/fpu.h +++ b/include/asm-mips/fpu.h @@ -12,12 +12,12 @@ #include <linux/sched.h> #include <linux/thread_info.h> +#include <linux/bitops.h> #include <asm/mipsregs.h> #include <asm/cpu.h> #include <asm/cpu-features.h> #include <asm/hazards.h> -#include <asm/bitops.h> #include <asm/processor.h> #include <asm/current.h> diff --git a/include/asm-mips/gt64120.h b/include/asm-mips/gt64120.h index 4bf8e28f885..e64b41093c4 100644 --- a/include/asm-mips/gt64120.h +++ b/include/asm-mips/gt64120.h @@ -21,6 +21,8 @@ #ifndef _ASM_GT64120_H #define _ASM_GT64120_H +#include <linux/clocksource.h> + #include <asm/addrspace.h> #include <asm/byteorder.h> @@ -572,4 +574,7 @@ #define GT_READ(ofs) le32_to_cpu(__GT_READ(ofs)) #define GT_WRITE(ofs, data) __GT_WRITE(ofs, cpu_to_le32(data)) +extern void gt641xx_set_base_clock(unsigned int clock); +extern int gt641xx_timer0_state(void); + #endif /* _ASM_GT64120_H */ diff --git a/include/asm-mips/i8253.h b/include/asm-mips/i8253.h index 8f689d7df6b..affb32ce4af 100644 --- a/include/asm-mips/i8253.h +++ b/include/asm-mips/i8253.h @@ -2,8 +2,8 @@ * Machine specific IO port address definition for generic. * Written by Osamu Tomita <tomita@cinet.co.jp> */ -#ifndef _MACH_IO_PORTS_H -#define _MACH_IO_PORTS_H +#ifndef __ASM_I8253_H +#define __ASM_I8253_H /* i8253A PIT registers */ #define PIT_MODE 0x43 @@ -27,4 +27,4 @@ extern void setup_pit_timer(void); -#endif /* !_MACH_IO_PORTS_H */ +#endif /* __ASM_I8253_H */ diff --git a/include/asm-mips/ip32/crime.h b/include/asm-mips/ip32/crime.h index a13702fafa8..7c36b0e5b1c 100644 --- a/include/asm-mips/ip32/crime.h +++ b/include/asm-mips/ip32/crime.h @@ -17,9 +17,6 @@ */ #define CRIME_BASE 0x14000000 /* physical */ -#undef BIT -#define BIT(x) (1UL << (x)) - struct sgi_crime { volatile unsigned long id; #define CRIME_ID_MASK 0xff diff --git a/include/asm-mips/ip32/mace.h b/include/asm-mips/ip32/mace.h index 990082c81f3..d08d7c67213 100644 --- a/include/asm-mips/ip32/mace.h +++ b/include/asm-mips/ip32/mace.h @@ -17,9 +17,6 @@ */ #define MACE_BASE 0x1f000000 /* physical */ -#undef BIT -#define BIT(x) (1UL << (x)) - /* * PCI interface */ diff --git a/include/asm-mips/mach-generic/ide.h b/include/asm-mips/mach-generic/ide.h index a77128362a7..4ec2b930dfb 100644 --- a/include/asm-mips/mach-generic/ide.h +++ b/include/asm-mips/mach-generic/ide.h @@ -98,7 +98,6 @@ static __inline__ unsigned long ide_default_io_base(int index) } } -#define IDE_ARCH_OBSOLETE_INIT #define ide_default_io_ctl(base) ((base) + 0x206) /* obsolete */ #ifdef CONFIG_BLK_DEV_IDEPCI diff --git a/include/asm-mips/mach-ip27/kernel-entry-init.h b/include/asm-mips/mach-ip27/kernel-entry-init.h index c1a10314b31..624d66c7f29 100644 --- a/include/asm-mips/mach-ip27/kernel-entry-init.h +++ b/include/asm-mips/mach-ip27/kernel-entry-init.h @@ -46,7 +46,14 @@ lh t1, KV_RO_NASID_OFFSET(t0) lh t2, KV_RW_NASID_OFFSET(t0) MAPPED_KERNEL_SETUP_TLB - ARC64_TWIDDLE_PC + + /* + * We might not get launched at the address the kernel is linked to, + * so we jump there. + */ + PTR_LA t0, 0f + jr t0 +0: .endm #endif /* __ASM_MACH_IP27_KERNEL_ENTRY_H */ diff --git a/include/asm-mips/pci/bridge.h b/include/asm-mips/pci/bridge.h index b84feebf2ce..5f4b9d4e411 100644 --- a/include/asm-mips/pci/bridge.h +++ b/include/asm-mips/pci/bridge.h @@ -538,7 +538,7 @@ typedef struct bridge_err_cmdword_s { BRIDGE_ISR_PMU_ESIZE_FAULT) /* - * List of Errors which are fatal and kill the sytem + * List of Errors which are fatal and kill the system */ #define BRIDGE_ISR_ERROR_FATAL \ ((BRIDGE_ISR_XTALK_ERROR & ~BRIDGE_ISR_XREAD_REQ_TIMEOUT)|\ diff --git a/include/asm-mips/scatterlist.h b/include/asm-mips/scatterlist.h index 7af104c95b2..83d69fe17c9 100644 --- a/include/asm-mips/scatterlist.h +++ b/include/asm-mips/scatterlist.h @@ -4,7 +4,10 @@ #include <asm/types.h> struct scatterlist { - struct page * page; +#ifdef CONFIG_DEBUG_SG + unsigned long sg_magic; +#endif + unsigned long page_link; unsigned int offset; dma_addr_t dma_address; unsigned int length; diff --git a/include/asm-mips/sibyte/sb1250.h b/include/asm-mips/sibyte/sb1250.h index 494aa65dcfb..0dad844a3b5 100644 --- a/include/asm-mips/sibyte/sb1250.h +++ b/include/asm-mips/sibyte/sb1250.h @@ -45,13 +45,11 @@ extern unsigned int soc_type; extern unsigned int periph_rev; extern unsigned int zbbus_mhz; -extern void sb1250_hpt_setup(void); extern void sb1250_time_init(void); extern void sb1250_mask_irq(int cpu, int irq); extern void sb1250_unmask_irq(int cpu, int irq); extern void sb1250_smp_finish(void); -extern void bcm1480_hpt_setup(void); extern void bcm1480_time_init(void); extern void bcm1480_mask_irq(int cpu, int irq); extern void bcm1480_unmask_irq(int cpu, int irq); diff --git a/include/asm-mips/sni.h b/include/asm-mips/sni.h index 4d43dbb7f8b..af081457f84 100644 --- a/include/asm-mips/sni.h +++ b/include/asm-mips/sni.h @@ -141,8 +141,6 @@ extern unsigned int sni_brd_type; #define A20R_PT_TIM0_ACK 0xbc050000 #define A20R_PT_TIM1_ACK 0xbc060000 -#define SNI_MIPS_IRQ_CPU_TIMER (MIPS_CPU_IRQ_BASE+7) - #define SNI_A20R_IRQ_BASE MIPS_CPU_IRQ_BASE #define SNI_A20R_IRQ_TIMER (SNI_A20R_IRQ_BASE+5) diff --git a/include/asm-mips/time.h b/include/asm-mips/time.h index 35555bd5c52..bc47af313bc 100644 --- a/include/asm-mips/time.h +++ b/include/asm-mips/time.h @@ -21,6 +21,7 @@ #include <linux/ptrace.h> #include <linux/rtc.h> #include <linux/spinlock.h> +#include <linux/clockchips.h> #include <linux/clocksource.h> extern spinlock_t rtc_lock; @@ -40,7 +41,6 @@ extern int rtc_mips_set_mmss(unsigned long); * mips_timer_ack may be NULL if the interrupt is self-recoverable. */ extern int (*mips_timer_state)(void); -extern void (*mips_timer_ack)(void); /* * High precision timer clocksource. @@ -76,6 +76,16 @@ extern int (*perf_irq)(void); /* * Initialize the calling CPU's compare interrupt as clockevent device */ +#ifdef CONFIG_CEVT_R4K extern void mips_clockevent_init(void); +#else +static inline void mips_clockevent_init(void) +{ +} +#endif + +extern void clocksource_set_clock(struct clocksource *cs, unsigned int clock); +extern void clockevent_set_clock(struct clock_event_device *cd, + unsigned int clock); #endif /* _ASM_TIME_H */ diff --git a/include/asm-mips/tlbflush.h b/include/asm-mips/tlbflush.h index 730e841fb08..86b21de12e9 100644 --- a/include/asm-mips/tlbflush.h +++ b/include/asm-mips/tlbflush.h @@ -11,7 +11,6 @@ * - flush_tlb_page(vma, vmaddr) flushes one page * - flush_tlb_range(vma, start, end) flushes a range of pages * - flush_tlb_kernel_range(start, end) flushes a range of kernel pages - * - flush_tlb_pgtables(mm, start, end) flushes a range of page tables */ extern void local_flush_tlb_all(void); extern void local_flush_tlb_mm(struct mm_struct *mm); @@ -45,10 +44,4 @@ extern void flush_tlb_one(unsigned long vaddr); #endif /* CONFIG_SMP */ -static inline void flush_tlb_pgtables(struct mm_struct *mm, - unsigned long start, unsigned long end) -{ - /* Nothing to do on MIPS. */ -} - #endif /* __ASM_TLBFLUSH_H */ diff --git a/include/asm-parisc/Kbuild b/include/asm-parisc/Kbuild index c68e1680da0..f88b252e419 100644 --- a/include/asm-parisc/Kbuild +++ b/include/asm-parisc/Kbuild @@ -1 +1,3 @@ include include/asm-generic/Kbuild.asm + +unifdef-y += pdc.h diff --git a/include/asm-parisc/bitops.h b/include/asm-parisc/bitops.h index 015cb0d379b..f8eebcbad01 100644 --- a/include/asm-parisc/bitops.h +++ b/include/asm-parisc/bitops.h @@ -1,6 +1,10 @@ #ifndef _PARISC_BITOPS_H #define _PARISC_BITOPS_H +#ifndef _LINUX_BITOPS_H +#error only <linux/bitops.h> can be included directly +#endif + #include <linux/compiler.h> #include <asm/types.h> /* for BITS_PER_LONG/SHIFT_PER_LONG */ #include <asm/byteorder.h> @@ -208,6 +212,7 @@ static __inline__ int fls(int x) #include <asm-generic/bitops/fls64.h> #include <asm-generic/bitops/hweight.h> +#include <asm-generic/bitops/lock.h> #include <asm-generic/bitops/sched.h> #endif /* __KERNEL__ */ diff --git a/include/asm-parisc/ide.h b/include/asm-parisc/ide.h index b27bf7aeb25..be8760fbc8e 100644 --- a/include/asm-parisc/ide.h +++ b/include/asm-parisc/ide.h @@ -17,7 +17,6 @@ #define MAX_HWIFS 2 #endif -#define IDE_ARCH_OBSOLETE_INIT #define ide_default_io_ctl(base) ((base) + 0x206) /* obsolete */ #define ide_request_irq(irq,hand,flg,dev,id) request_irq((irq),(hand),(flg),(dev),(id)) diff --git a/include/asm-parisc/io.h b/include/asm-parisc/io.h index 95f00e11c7b..55ddb184210 100644 --- a/include/asm-parisc/io.h +++ b/include/asm-parisc/io.h @@ -138,7 +138,7 @@ extern void __iomem * __ioremap(unsigned long offset, unsigned long size, unsign /* Most machines react poorly to I/O-space being cacheable... Instead let's * define ioremap() in terms of ioremap_nocache(). */ -extern inline void __iomem * ioremap(unsigned long offset, unsigned long size) +static inline void __iomem * ioremap(unsigned long offset, unsigned long size) { return __ioremap(offset, size, _PAGE_NO_CACHE); } diff --git a/include/asm-parisc/page.h b/include/asm-parisc/page.h index f6bba4c1366..b59a1504fc7 100644 --- a/include/asm-parisc/page.h +++ b/include/asm-parisc/page.h @@ -3,6 +3,8 @@ #ifdef __KERNEL__ +#include <linux/const.h> + #if defined(CONFIG_PARISC_PAGE_SIZE_4KB) # define PAGE_SHIFT 12 #elif defined(CONFIG_PARISC_PAGE_SIZE_16KB) @@ -12,7 +14,7 @@ #else # error "unknown default kernel page size" #endif -#define PAGE_SIZE (1UL << PAGE_SHIFT) +#define PAGE_SIZE (_AC(1,UL) << PAGE_SHIFT) #define PAGE_MASK (~(PAGE_SIZE-1)) diff --git a/include/asm-parisc/pci.h b/include/asm-parisc/pci.h index 61fbd57a832..4ba868f44a5 100644 --- a/include/asm-parisc/pci.h +++ b/include/asm-parisc/pci.h @@ -207,7 +207,7 @@ extern struct pci_bios_ops *pci_bios; extern void pcibios_register_hba(struct pci_hba_data *); extern void pcibios_set_master(struct pci_dev *); #else -extern inline void pcibios_register_hba(struct pci_hba_data *x) +static inline void pcibios_register_hba(struct pci_hba_data *x) { } #endif diff --git a/include/asm-parisc/pdc.h b/include/asm-parisc/pdc.h index 876fd8116d4..5e0c3ca5450 100644 --- a/include/asm-parisc/pdc.h +++ b/include/asm-parisc/pdc.h @@ -1,7 +1,6 @@ #ifndef _PARISC_PDC_H #define _PARISC_PDC_H - /* * PDC return values ... * All PDC calls return a subset of these errors. @@ -20,7 +19,6 @@ #define PDC_BUS_POW_WARN -12 /* Call could not complete in allowed power budget */ #define PDC_NOT_NARROW -17 /* Narrow mode not supported */ - /* * PDC entry points... */ @@ -50,6 +48,12 @@ #define PDC_MODEL_DISPEC 5 /* disable specific option */ #define PDC_MODEL_CPU_ID 6 /* returns cpu-id (only newer machines!) */ #define PDC_MODEL_CAPABILITIES 7 /* returns OS32/OS64-flags */ +/* Values for PDC_MODEL_CAPABILITIES non-equivalent virtual aliasing support */ +#define PDC_MODEL_IOPDIR_FDC (1 << 2) +#define PDC_MODEL_NVA_MASK (3 << 4) +#define PDC_MODEL_NVA_SUPPORTED (0 << 4) +#define PDC_MODEL_NVA_SLOW (1 << 4) +#define PDC_MODEL_NVA_UNSUPPORTED (3 << 4) #define PDC_MODEL_GET_BOOT__OP 8 /* returns boot test options */ #define PDC_MODEL_SET_BOOT__OP 9 /* set boot test options */ @@ -91,7 +95,7 @@ #define PDC_TOD 9 /* time-of-day clock (TOD) */ #define PDC_TOD_READ 0 /* read TOD */ #define PDC_TOD_WRITE 1 /* write TOD */ -#define PDC_TOD_ITIMER 2 /* calibrate Interval Timer (CR16) */ + #define PDC_STABLE 10 /* stable storage (sprockets) */ #define PDC_STABLE_READ 0 @@ -143,15 +147,6 @@ #define PDC_MEM_RET_PDT_FULL -11 #define PDC_MEM_RET_INVALID_PHYSICAL_LOCATION ~0ULL -#ifndef __ASSEMBLY__ -typedef struct { - unsigned long long baseAddr; - unsigned int pages; - unsigned int reserved; -} MemAddrTable_t; -#endif - - #define PDC_PSW 21 /* Get/Set default System Mask */ #define PDC_PSW_MASK 0 /* Return mask */ #define PDC_PSW_GET_DEFAULTS 1 /* Return defaults */ @@ -274,6 +269,43 @@ typedef struct { #define PDC_LINK_PCI_ENTRY_POINTS 0 /* list (Arg1) = 0 */ #define PDC_LINK_USB_ENTRY_POINTS 1 /* list (Arg1) = 1 */ +/* cl_class + * page 3-33 of IO-Firmware ARS + * IODC ENTRY_INIT(Search first) RET[1] + */ +#define CL_NULL 0 /* invalid */ +#define CL_RANDOM 1 /* random access (as disk) */ +#define CL_SEQU 2 /* sequential access (as tape) */ +#define CL_DUPLEX 7 /* full-duplex point-to-point (RS-232, Net) */ +#define CL_KEYBD 8 /* half-duplex console (HIL Keyboard) */ +#define CL_DISPL 9 /* half-duplex console (display) */ +#define CL_FC 10 /* FiberChannel access media */ + +/* IODC ENTRY_INIT() */ +#define ENTRY_INIT_SRCH_FRST 2 +#define ENTRY_INIT_SRCH_NEXT 3 +#define ENTRY_INIT_MOD_DEV 4 +#define ENTRY_INIT_DEV 5 +#define ENTRY_INIT_MOD 6 +#define ENTRY_INIT_MSG 9 + +/* IODC ENTRY_IO() */ +#define ENTRY_IO_BOOTIN 0 +#define ENTRY_IO_BOOTOUT 1 +#define ENTRY_IO_CIN 2 +#define ENTRY_IO_COUT 3 +#define ENTRY_IO_CLOSE 4 +#define ENTRY_IO_GETMSG 9 +#define ENTRY_IO_BBLOCK_IN 16 +#define ENTRY_IO_BBLOCK_OUT 17 + +/* IODC ENTRY_SPA() */ + +/* IODC ENTRY_CONFIG() */ + +/* IODC ENTRY_TEST() */ + +/* IODC ENTRY_TLB() */ /* constants for OS (NVM...) */ #define OS_ID_NONE 0 /* Undefined OS ID */ @@ -295,7 +327,13 @@ typedef struct { #define OSTAT_RUN 6 #define OSTAT_ON 7 -#ifndef __ASSEMBLY__ +/* Page Zero constant offsets used by the HPMC handler */ +#define BOOT_CONSOLE_HPA_OFFSET 0x3c0 +#define BOOT_CONSOLE_SPA_OFFSET 0x3c4 +#define BOOT_CONSOLE_PATH_OFFSET 0x3a8 + +#if !defined(__ASSEMBLY__) +#ifdef __KERNEL__ #include <linux/types.h> @@ -331,14 +369,6 @@ struct pdc_model { /* for PDC_MODEL */ unsigned long curr_key; }; -/* Values for PDC_MODEL_CAPABILITIES non-equivalent virtual aliasing support */ - -#define PDC_MODEL_IOPDIR_FDC (1 << 2) /* see sba_iommu.c */ -#define PDC_MODEL_NVA_MASK (3 << 4) -#define PDC_MODEL_NVA_SUPPORTED (0 << 4) -#define PDC_MODEL_NVA_SLOW (1 << 4) -#define PDC_MODEL_NVA_UNSUPPORTED (3 << 4) - struct pdc_cache_cf { /* for PDC_CACHE (I/D-caches) */ unsigned long #ifdef CONFIG_64BIT @@ -558,15 +588,97 @@ struct pdc_hpmc_pim_20 { /* PDC_PIM */ __u64 fr[32]; }; -#endif /* __ASSEMBLY__ */ +void pdc_console_init(void); /* in pdc_console.c */ +void pdc_console_restart(void); + +void setup_pdc(void); /* in inventory.c */ + +/* wrapper-functions from pdc.c */ + +int pdc_add_valid(unsigned long address); +int pdc_chassis_info(struct pdc_chassis_info *chassis_info, void *led_info, unsigned long len); +int pdc_chassis_disp(unsigned long disp); +int pdc_chassis_warn(unsigned long *warn); +int pdc_coproc_cfg(struct pdc_coproc_cfg *pdc_coproc_info); +int pdc_iodc_read(unsigned long *actcnt, unsigned long hpa, unsigned int index, + void *iodc_data, unsigned int iodc_data_size); +int pdc_system_map_find_mods(struct pdc_system_map_mod_info *pdc_mod_info, + struct pdc_module_path *mod_path, long mod_index); +int pdc_system_map_find_addrs(struct pdc_system_map_addr_info *pdc_addr_info, + long mod_index, long addr_index); +int pdc_model_info(struct pdc_model *model); +int pdc_model_sysmodel(char *name); +int pdc_model_cpuid(unsigned long *cpu_id); +int pdc_model_versions(unsigned long *versions, int id); +int pdc_model_capabilities(unsigned long *capabilities); +int pdc_cache_info(struct pdc_cache_info *cache); +int pdc_spaceid_bits(unsigned long *space_bits); +#ifndef CONFIG_PA20 +int pdc_btlb_info(struct pdc_btlb_info *btlb); +int pdc_mem_map_hpa(struct pdc_memory_map *r_addr, struct pdc_module_path *mod_path); +#endif /* !CONFIG_PA20 */ +int pdc_lan_station_id(char *lan_addr, unsigned long net_hpa); + +int pdc_stable_read(unsigned long staddr, void *memaddr, unsigned long count); +int pdc_stable_write(unsigned long staddr, void *memaddr, unsigned long count); +int pdc_stable_get_size(unsigned long *size); +int pdc_stable_verify_contents(void); +int pdc_stable_initialize(void); + +int pdc_pci_irt_size(unsigned long *num_entries, unsigned long hpa); +int pdc_pci_irt(unsigned long num_entries, unsigned long hpa, void *tbl); + +int pdc_get_initiator(struct hardware_path *, struct pdc_initiator *); +int pdc_tod_read(struct pdc_tod *tod); +int pdc_tod_set(unsigned long sec, unsigned long usec); + +#ifdef CONFIG_64BIT +int pdc_mem_mem_table(struct pdc_memory_table_raddr *r_addr, + struct pdc_memory_table *tbl, unsigned long entries); +#endif + +void set_firmware_width(void); +int pdc_do_firm_test_reset(unsigned long ftc_bitmap); +int pdc_do_reset(void); +int pdc_soft_power_info(unsigned long *power_reg); +int pdc_soft_power_button(int sw_control); +void pdc_io_reset(void); +void pdc_io_reset_devices(void); +int pdc_iodc_getc(void); +void pdc_iodc_putc(unsigned char c); +void pdc_iodc_outc(unsigned char c); +void pdc_printf(const char *fmt, ...); + +void pdc_emergency_unlock(void); +int pdc_sti_call(unsigned long func, unsigned long flags, + unsigned long inptr, unsigned long outputr, + unsigned long glob_cfg); + +static inline char * os_id_to_string(u16 os_id) { + switch(os_id) { + case OS_ID_NONE: return "No OS"; + case OS_ID_HPUX: return "HP-UX"; + case OS_ID_MPEXL: return "MPE-iX"; + case OS_ID_OSF: return "OSF"; + case OS_ID_HPRT: return "HP-RT"; + case OS_ID_NOVEL: return "Novell Netware"; + case OS_ID_LINUX: return "Linux"; + default: return "Unknown"; + } +} + +#endif /* __KERNEL__ */ + +#define PAGE0 ((struct zeropage *)__PAGE_OFFSET) + +/* DEFINITION OF THE ZERO-PAGE (PAG0) */ +/* based on work by Jason Eckhardt (jason@equator.com) */ -/* flags of the device_path (see below) */ +/* flags of the device_path */ #define PF_AUTOBOOT 0x80 #define PF_AUTOSEARCH 0x40 #define PF_TIMER 0x0F -#ifndef __ASSEMBLY__ - struct device_path { /* page 1-69 */ unsigned char flags; /* flags see above! */ unsigned char bc[6]; /* bus converter routing info */ @@ -586,63 +698,6 @@ struct pz_device { unsigned short cl_class;/* see below */ } __attribute__((aligned(8))) ; -#endif /* __ASSEMBLY__ */ - -/* cl_class - * page 3-33 of IO-Firmware ARS - * IODC ENTRY_INIT(Search first) RET[1] - */ -#define CL_NULL 0 /* invalid */ -#define CL_RANDOM 1 /* random access (as disk) */ -#define CL_SEQU 2 /* sequential access (as tape) */ -#define CL_DUPLEX 7 /* full-duplex point-to-point (RS-232, Net) */ -#define CL_KEYBD 8 /* half-duplex console (HIL Keyboard) */ -#define CL_DISPL 9 /* half-duplex console (display) */ -#define CL_FC 10 /* FiberChannel access media */ - -#if 0 -/* FIXME: DEVCLASS_* duplicates CL_* (above). Delete DEVCLASS_*? */ -#define DEVCLASS_RANDOM 1 -#define DEVCLASS_SEQU 2 -#define DEVCLASS_DUPLEX 7 -#define DEVCLASS_KEYBD 8 -#define DEVCLASS_DISP 9 -#endif - -/* IODC ENTRY_INIT() */ -#define ENTRY_INIT_SRCH_FRST 2 -#define ENTRY_INIT_SRCH_NEXT 3 -#define ENTRY_INIT_MOD_DEV 4 -#define ENTRY_INIT_DEV 5 -#define ENTRY_INIT_MOD 6 -#define ENTRY_INIT_MSG 9 - -/* IODC ENTRY_IO() */ -#define ENTRY_IO_BOOTIN 0 -#define ENTRY_IO_BOOTOUT 1 -#define ENTRY_IO_CIN 2 -#define ENTRY_IO_COUT 3 -#define ENTRY_IO_CLOSE 4 -#define ENTRY_IO_GETMSG 9 -#define ENTRY_IO_BBLOCK_IN 16 -#define ENTRY_IO_BBLOCK_OUT 17 - -/* IODC ENTRY_SPA() */ - -/* IODC ENTRY_CONFIG() */ - -/* IODC ENTRY_TEST() */ - -/* IODC ENTRY_TLB() */ - - -/* DEFINITION OF THE ZERO-PAGE (PAG0) */ -/* based on work by Jason Eckhardt (jason@equator.com) */ - -#ifndef __ASSEMBLY__ - -#define PAGE0 ((struct zeropage *)__PAGE_OFFSET) - struct zeropage { /* [0x000] initialize vectors (VEC) */ unsigned int vec_special; /* must be zero */ @@ -699,93 +754,6 @@ struct zeropage { __u32 pad608[126]; }; -#endif /* __ASSEMBLY__ */ - -/* Page Zero constant offsets used by the HPMC handler */ - -#define BOOT_CONSOLE_HPA_OFFSET 0x3c0 -#define BOOT_CONSOLE_SPA_OFFSET 0x3c4 -#define BOOT_CONSOLE_PATH_OFFSET 0x3a8 - -#ifndef __ASSEMBLY__ -void pdc_console_init(void); /* in pdc_console.c */ -void pdc_console_restart(void); - -void setup_pdc(void); /* in inventory.c */ - -/* wrapper-functions from pdc.c */ - -int pdc_add_valid(unsigned long address); -int pdc_chassis_info(struct pdc_chassis_info *chassis_info, void *led_info, unsigned long len); -int pdc_chassis_disp(unsigned long disp); -int pdc_chassis_warn(unsigned long *warn); -int pdc_coproc_cfg(struct pdc_coproc_cfg *pdc_coproc_info); -int pdc_iodc_read(unsigned long *actcnt, unsigned long hpa, unsigned int index, - void *iodc_data, unsigned int iodc_data_size); -int pdc_system_map_find_mods(struct pdc_system_map_mod_info *pdc_mod_info, - struct pdc_module_path *mod_path, long mod_index); -int pdc_system_map_find_addrs(struct pdc_system_map_addr_info *pdc_addr_info, - long mod_index, long addr_index); -int pdc_model_info(struct pdc_model *model); -int pdc_model_sysmodel(char *name); -int pdc_model_cpuid(unsigned long *cpu_id); -int pdc_model_versions(unsigned long *versions, int id); -int pdc_model_capabilities(unsigned long *capabilities); -int pdc_cache_info(struct pdc_cache_info *cache); -int pdc_spaceid_bits(unsigned long *space_bits); -#ifndef CONFIG_PA20 -int pdc_btlb_info(struct pdc_btlb_info *btlb); -int pdc_mem_map_hpa(struct pdc_memory_map *r_addr, struct pdc_module_path *mod_path); -#endif /* !CONFIG_PA20 */ -int pdc_lan_station_id(char *lan_addr, unsigned long net_hpa); - -int pdc_stable_read(unsigned long staddr, void *memaddr, unsigned long count); -int pdc_stable_write(unsigned long staddr, void *memaddr, unsigned long count); -int pdc_stable_get_size(unsigned long *size); -int pdc_stable_verify_contents(void); -int pdc_stable_initialize(void); - -int pdc_pci_irt_size(unsigned long *num_entries, unsigned long hpa); -int pdc_pci_irt(unsigned long num_entries, unsigned long hpa, void *tbl); - -int pdc_get_initiator(struct hardware_path *, struct pdc_initiator *); -int pdc_tod_read(struct pdc_tod *tod); -int pdc_tod_set(unsigned long sec, unsigned long usec); - -#ifdef CONFIG_64BIT -int pdc_mem_mem_table(struct pdc_memory_table_raddr *r_addr, - struct pdc_memory_table *tbl, unsigned long entries); -#endif - -void set_firmware_width(void); -int pdc_do_firm_test_reset(unsigned long ftc_bitmap); -int pdc_do_reset(void); -int pdc_soft_power_info(unsigned long *power_reg); -int pdc_soft_power_button(int sw_control); -void pdc_io_reset(void); -void pdc_io_reset_devices(void); -int pdc_iodc_getc(void); -void pdc_iodc_putc(unsigned char c); -void pdc_iodc_outc(unsigned char c); -void pdc_printf(const char *fmt, ...); - -void pdc_emergency_unlock(void); -int pdc_sti_call(unsigned long func, unsigned long flags, - unsigned long inptr, unsigned long outputr, - unsigned long glob_cfg); - -static inline char * os_id_to_string(u16 os_id) { - switch(os_id) { - case OS_ID_NONE: return "No OS"; - case OS_ID_HPUX: return "HP-UX"; - case OS_ID_MPEXL: return "MPE-iX"; - case OS_ID_OSF: return "OSF"; - case OS_ID_HPRT: return "HP-RT"; - case OS_ID_NOVEL: return "Novell Netware"; - case OS_ID_LINUX: return "Linux"; - default: return "Unknown"; - } -} -#endif /* __ASSEMBLY__ */ +#endif /* !defined(__ASSEMBLY__) */ #endif /* _PARISC_PDC_H */ diff --git a/include/asm-parisc/pgtable.h b/include/asm-parisc/pgtable.h index e88cacd6372..cd0fa4f7332 100644 --- a/include/asm-parisc/pgtable.h +++ b/include/asm-parisc/pgtable.h @@ -11,9 +11,9 @@ */ #include <linux/mm.h> /* for vm_area_struct */ +#include <linux/bitops.h> #include <asm/processor.h> #include <asm/cache.h> -#include <asm/bitops.h> /* * kern_addr_valid(ADDR) tests if ADDR is pointing to valid kernel @@ -49,14 +49,6 @@ #define pgd_ERROR(e) \ printk("%s:%d: bad pgd %08lx.\n", __FILE__, __LINE__, (unsigned long)pgd_val(e)) - /* Note: If you change ISTACK_SIZE, you need to change the corresponding - * values in vmlinux.lds and vmlinux64.lds (init_istack section). Also, - * the "order" and size need to agree. - */ - -#define ISTACK_SIZE 32768 /* Interrupt Stack Size */ -#define ISTACK_ORDER 3 - /* This is the size of the initially mapped kernel memory */ #ifdef CONFIG_64BIT #define KERNEL_INITIAL_ORDER 24 /* 0 to 1<<24 = 16MB */ @@ -325,27 +317,27 @@ static inline void pgd_clear(pgd_t *pgd) { * setup: the pgd is never bad, and a pmd always exists (as it's folded * into the pgd entry) */ -extern inline int pgd_none(pgd_t pgd) { return 0; } -extern inline int pgd_bad(pgd_t pgd) { return 0; } -extern inline int pgd_present(pgd_t pgd) { return 1; } -extern inline void pgd_clear(pgd_t * pgdp) { } +static inline int pgd_none(pgd_t pgd) { return 0; } +static inline int pgd_bad(pgd_t pgd) { return 0; } +static inline int pgd_present(pgd_t pgd) { return 1; } +static inline void pgd_clear(pgd_t * pgdp) { } #endif /* * The following only work if pte_present() is true. * Undefined behaviour if not.. */ -extern inline int pte_dirty(pte_t pte) { return pte_val(pte) & _PAGE_DIRTY; } -extern inline int pte_young(pte_t pte) { return pte_val(pte) & _PAGE_ACCESSED; } -extern inline int pte_write(pte_t pte) { return pte_val(pte) & _PAGE_WRITE; } -extern inline int pte_file(pte_t pte) { return pte_val(pte) & _PAGE_FILE; } - -extern inline pte_t pte_mkclean(pte_t pte) { pte_val(pte) &= ~_PAGE_DIRTY; return pte; } -extern inline pte_t pte_mkold(pte_t pte) { pte_val(pte) &= ~_PAGE_ACCESSED; return pte; } -extern inline pte_t pte_wrprotect(pte_t pte) { pte_val(pte) &= ~_PAGE_WRITE; return pte; } -extern inline pte_t pte_mkdirty(pte_t pte) { pte_val(pte) |= _PAGE_DIRTY; return pte; } -extern inline pte_t pte_mkyoung(pte_t pte) { pte_val(pte) |= _PAGE_ACCESSED; return pte; } -extern inline pte_t pte_mkwrite(pte_t pte) { pte_val(pte) |= _PAGE_WRITE; return pte; } +static inline int pte_dirty(pte_t pte) { return pte_val(pte) & _PAGE_DIRTY; } +static inline int pte_young(pte_t pte) { return pte_val(pte) & _PAGE_ACCESSED; } +static inline int pte_write(pte_t pte) { return pte_val(pte) & _PAGE_WRITE; } +static inline int pte_file(pte_t pte) { return pte_val(pte) & _PAGE_FILE; } + +static inline pte_t pte_mkclean(pte_t pte) { pte_val(pte) &= ~_PAGE_DIRTY; return pte; } +static inline pte_t pte_mkold(pte_t pte) { pte_val(pte) &= ~_PAGE_ACCESSED; return pte; } +static inline pte_t pte_wrprotect(pte_t pte) { pte_val(pte) &= ~_PAGE_WRITE; return pte; } +static inline pte_t pte_mkdirty(pte_t pte) { pte_val(pte) |= _PAGE_DIRTY; return pte; } +static inline pte_t pte_mkyoung(pte_t pte) { pte_val(pte) |= _PAGE_ACCESSED; return pte; } +static inline pte_t pte_mkwrite(pte_t pte) { pte_val(pte) |= _PAGE_WRITE; return pte; } /* * Conversion functions: convert a page and protection to a page entry, @@ -369,7 +361,7 @@ static inline pte_t pfn_pte(unsigned long pfn, pgprot_t pgprot) return pte; } -extern inline pte_t pte_modify(pte_t pte, pgprot_t newprot) +static inline pte_t pte_modify(pte_t pte, pgprot_t newprot) { pte_val(pte) = (pte_val(pte) & _PAGE_CHG_MASK) | pgprot_val(newprot); return pte; } /* Permanent address of a page. On parisc we don't have highmem. */ diff --git a/include/asm-parisc/prefetch.h b/include/asm-parisc/prefetch.h index 5d021726fa3..c5edc60c059 100644 --- a/include/asm-parisc/prefetch.h +++ b/include/asm-parisc/prefetch.h @@ -19,7 +19,7 @@ #ifdef CONFIG_PREFETCH #define ARCH_HAS_PREFETCH -extern inline void prefetch(const void *addr) +static inline void prefetch(const void *addr) { __asm__("ldw 0(%0), %%r0" : : "r" (addr)); } @@ -27,7 +27,7 @@ extern inline void prefetch(const void *addr) /* LDD is a PA2.0 addition. */ #ifdef CONFIG_PA20 #define ARCH_HAS_PREFETCHW -extern inline void prefetchw(const void *addr) +static inline void prefetchw(const void *addr) { __asm__("ldd 0(%0), %%r0" : : "r" (addr)); } diff --git a/include/asm-parisc/rtc.h b/include/asm-parisc/rtc.h index f4ebff11dcb..099d641a42c 100644 --- a/include/asm-parisc/rtc.h +++ b/include/asm-parisc/rtc.h @@ -50,10 +50,10 @@ static inline unsigned int get_rtc_time(struct rtc_time *wtime) long int days, rem, y; const unsigned short int *ip; - if(pdc_tod_read(&tod_data) < 0) + memset(wtime, 0, sizeof(*wtime)); + if (pdc_tod_read(&tod_data) < 0) return RTC_24H | RTC_BATT_BAD; - // most of the remainder of this function is: // Copyright (C) 1991, 1993, 1997, 1998 Free Software Foundation, Inc. // This was originally a part of the GNU C Library. diff --git a/include/asm-parisc/scatterlist.h b/include/asm-parisc/scatterlist.h index e7211c74844..62269b31ebf 100644 --- a/include/asm-parisc/scatterlist.h +++ b/include/asm-parisc/scatterlist.h @@ -5,7 +5,10 @@ #include <asm/types.h> struct scatterlist { - struct page *page; +#ifdef CONFIG_DEBUG_SG + unsigned long sg_magic; +#endif + unsigned long page_link; unsigned int offset; unsigned int length; @@ -15,7 +18,7 @@ struct scatterlist { __u32 iova_length; /* bytes mapped */ }; -#define sg_virt_addr(sg) ((unsigned long)(page_address(sg->page) + sg->offset)) +#define sg_virt_addr(sg) ((unsigned long)sg_virt(sg)) #define sg_dma_address(sg) ((sg)->iova) #define sg_dma_len(sg) ((sg)->iova_length) diff --git a/include/asm-parisc/semaphore.h b/include/asm-parisc/semaphore.h index b771dcfcfdd..a16271cdc74 100644 --- a/include/asm-parisc/semaphore.h +++ b/include/asm-parisc/semaphore.h @@ -54,7 +54,7 @@ struct semaphore { #define DECLARE_MUTEX(name) __DECLARE_SEMAPHORE_GENERIC(name,1) -extern inline void sema_init (struct semaphore *sem, int val) +static inline void sema_init (struct semaphore *sem, int val) { *sem = (struct semaphore)__SEMAPHORE_INITIALIZER((*sem),val); } @@ -82,7 +82,7 @@ asmlinkage void __up(struct semaphore * sem); * interrupts while we're messing with the semaphore. Sorry. */ -extern __inline__ void down(struct semaphore * sem) +static inline void down(struct semaphore * sem) { might_sleep(); spin_lock_irq(&sem->sentry); @@ -94,7 +94,7 @@ extern __inline__ void down(struct semaphore * sem) spin_unlock_irq(&sem->sentry); } -extern __inline__ int down_interruptible(struct semaphore * sem) +static inline int down_interruptible(struct semaphore * sem) { int ret = 0; might_sleep(); @@ -112,7 +112,7 @@ extern __inline__ int down_interruptible(struct semaphore * sem) * down_trylock returns 0 on success, 1 if we failed to get the lock. * May not sleep, but must preserve irq state */ -extern __inline__ int down_trylock(struct semaphore * sem) +static inline int down_trylock(struct semaphore * sem) { unsigned long flags; int count; @@ -129,7 +129,7 @@ extern __inline__ int down_trylock(struct semaphore * sem) * Note! This is subtle. We jump to wake people up only if * the semaphore was negative (== somebody was waiting on it). */ -extern __inline__ void up(struct semaphore * sem) +static inline void up(struct semaphore * sem) { unsigned long flags; diff --git a/include/asm-parisc/tlbflush.h b/include/asm-parisc/tlbflush.h index 270cf309772..b72ec66db69 100644 --- a/include/asm-parisc/tlbflush.h +++ b/include/asm-parisc/tlbflush.h @@ -57,10 +57,6 @@ static inline void flush_tlb_mm(struct mm_struct *mm) #endif } -extern __inline__ void flush_tlb_pgtables(struct mm_struct *mm, unsigned long start, unsigned long end) -{ -} - static inline void flush_tlb_page(struct vm_area_struct *vma, unsigned long addr) { diff --git a/include/asm-parisc/unistd.h b/include/asm-parisc/unistd.h index f74099bdca3..081b4ae6186 100644 --- a/include/asm-parisc/unistd.h +++ b/include/asm-parisc/unistd.h @@ -797,8 +797,9 @@ #define __NR_signalfd (__NR_Linux + 302) #define __NR_timerfd (__NR_Linux + 303) #define __NR_eventfd (__NR_Linux + 304) +#define __NR_fallocate (__NR_Linux + 305) -#define __NR_Linux_syscalls (__NR_eventfd + 1) +#define __NR_Linux_syscalls (__NR_fallocate + 1) #define __IGNORE_select /* newselect */ diff --git a/include/asm-powerpc/bitops.h b/include/asm-powerpc/bitops.h index 8144a2788db..733b4af7f4f 100644 --- a/include/asm-powerpc/bitops.h +++ b/include/asm-powerpc/bitops.h @@ -38,6 +38,10 @@ #ifdef __KERNEL__ +#ifndef _LINUX_BITOPS_H +#error only <linux/bitops.h> can be included directly +#endif + #include <linux/compiler.h> #include <asm/asm-compat.h> #include <asm/synch.h> @@ -86,6 +90,24 @@ static __inline__ void clear_bit(int nr, volatile unsigned long *addr) : "cc" ); } +static __inline__ void clear_bit_unlock(int nr, volatile unsigned long *addr) +{ + unsigned long old; + unsigned long mask = BITOP_MASK(nr); + unsigned long *p = ((unsigned long *)addr) + BITOP_WORD(nr); + + __asm__ __volatile__( + LWSYNC_ON_SMP +"1:" PPC_LLARX "%0,0,%3 # clear_bit_unlock\n" + "andc %0,%0,%2\n" + PPC405_ERR77(0,%3) + PPC_STLCX "%0,0,%3\n" + "bne- 1b" + : "=&r" (old), "+m" (*p) + : "r" (mask), "r" (p) + : "cc", "memory"); +} + static __inline__ void change_bit(int nr, volatile unsigned long *addr) { unsigned long old; @@ -125,6 +147,27 @@ static __inline__ int test_and_set_bit(unsigned long nr, return (old & mask) != 0; } +static __inline__ int test_and_set_bit_lock(unsigned long nr, + volatile unsigned long *addr) +{ + unsigned long old, t; + unsigned long mask = BITOP_MASK(nr); + unsigned long *p = ((unsigned long *)addr) + BITOP_WORD(nr); + + __asm__ __volatile__( +"1:" PPC_LLARX "%0,0,%3 # test_and_set_bit_lock\n" + "or %1,%0,%2 \n" + PPC405_ERR77(0,%3) + PPC_STLCX "%1,0,%3 \n" + "bne- 1b" + ISYNC_ON_SMP + : "=&r" (old), "=&r" (t) + : "r" (mask), "r" (p) + : "cc", "memory"); + + return (old & mask) != 0; +} + static __inline__ int test_and_clear_bit(unsigned long nr, volatile unsigned long *addr) { @@ -185,6 +228,12 @@ static __inline__ void set_bits(unsigned long mask, unsigned long *addr) #include <asm-generic/bitops/non-atomic.h> +static __inline__ void __clear_bit_unlock(int nr, volatile unsigned long *addr) +{ + __asm__ __volatile__(LWSYNC_ON_SMP "" ::: "memory"); + __clear_bit(nr, addr); +} + /* * Return the zero-based bit position (LE, not IBM bit numbering) of * the most significant 1-bit in a double word. diff --git a/include/asm-powerpc/dma-mapping.h b/include/asm-powerpc/dma-mapping.h index 65be95dd03a..ff52013c0e2 100644 --- a/include/asm-powerpc/dma-mapping.h +++ b/include/asm-powerpc/dma-mapping.h @@ -285,9 +285,9 @@ dma_map_sg(struct device *dev, struct scatterlist *sgl, int nents, BUG_ON(direction == DMA_NONE); for_each_sg(sgl, sg, nents, i) { - BUG_ON(!sg->page); - __dma_sync_page(sg->page, sg->offset, sg->length, direction); - sg->dma_address = page_to_bus(sg->page) + sg->offset; + BUG_ON(!sg_page(sg)); + __dma_sync_page(sg_page(sg), sg->offset, sg->length, direction); + sg->dma_address = page_to_bus(sg_page(sg)) + sg->offset; } return nents; @@ -328,7 +328,7 @@ static inline void dma_sync_sg_for_cpu(struct device *dev, BUG_ON(direction == DMA_NONE); for_each_sg(sgl, sg, nents, i) - __dma_sync_page(sg->page, sg->offset, sg->length, direction); + __dma_sync_page(sg_page(sg), sg->offset, sg->length, direction); } static inline void dma_sync_sg_for_device(struct device *dev, @@ -341,7 +341,7 @@ static inline void dma_sync_sg_for_device(struct device *dev, BUG_ON(direction == DMA_NONE); for_each_sg(sgl, sg, nents, i) - __dma_sync_page(sg->page, sg->offset, sg->length, direction); + __dma_sync_page(sg_page(sg), sg->offset, sg->length, direction); } static inline int dma_mapping_error(dma_addr_t dma_addr) diff --git a/include/asm-powerpc/ide.h b/include/asm-powerpc/ide.h index 1644e44c875..fd7f5a430f0 100644 --- a/include/asm-powerpc/ide.h +++ b/include/asm-powerpc/ide.h @@ -69,12 +69,11 @@ static __inline__ unsigned long ide_default_io_base(int index) #ifdef CONFIG_BLK_DEV_MPC8xx_IDE #define IDE_ARCH_ACK_INTR 1 -#define ide_ack_intr(hwif) (hwif->hw.ack_intr ? hwif->hw.ack_intr(hwif) : 1) +#define ide_ack_intr(hwif) ((hwif)->ack_intr ? (hwif)->ack_intr(hwif) : 1) #endif #endif /* __powerpc64__ */ -#define IDE_ARCH_OBSOLETE_INIT #define ide_default_io_ctl(base) ((base) + 0x206) /* obsolete */ #endif /* __KERNEL__ */ diff --git a/include/asm-powerpc/io.h b/include/asm-powerpc/io.h index bf14ab4ef4c..e44cdfc8493 100644 --- a/include/asm-powerpc/io.h +++ b/include/asm-powerpc/io.h @@ -522,7 +522,7 @@ static inline void name at \ #else /* * Enforce synchronisation of stores vs. spin_unlock - * (this does it explicitely, though our implementation of spin_unlock + * (this does it explicitly, though our implementation of spin_unlock * does it implicitely too) */ static inline void mmiowb(void) diff --git a/include/asm-powerpc/iommu.h b/include/asm-powerpc/iommu.h index 870967e4720..4a82fdccee9 100644 --- a/include/asm-powerpc/iommu.h +++ b/include/asm-powerpc/iommu.h @@ -26,9 +26,9 @@ #include <linux/spinlock.h> #include <linux/device.h> #include <linux/dma-mapping.h> +#include <linux/bitops.h> #include <asm/machdep.h> #include <asm/types.h> -#include <asm/bitops.h> #define IOMMU_PAGE_SHIFT 12 #define IOMMU_PAGE_SIZE (ASM_CONST(1) << IOMMU_PAGE_SHIFT) diff --git a/include/asm-powerpc/mmu_context.h b/include/asm-powerpc/mmu_context.h index f863ac21409..9102b8bf0ea 100644 --- a/include/asm-powerpc/mmu_context.h +++ b/include/asm-powerpc/mmu_context.h @@ -8,7 +8,7 @@ #ifndef CONFIG_PPC64 #include <asm/atomic.h> -#include <asm/bitops.h> +#include <linux/bitops.h> /* * On 32-bit PowerPC 6xx/7xx/7xxx CPUs, we use a set of 16 VSIDs diff --git a/include/asm-powerpc/mpc52xx.h b/include/asm-powerpc/mpc52xx.h index 24751df791a..fcb2ebbfddb 100644 --- a/include/asm-powerpc/mpc52xx.h +++ b/include/asm-powerpc/mpc52xx.h @@ -18,6 +18,13 @@ #include <asm/prom.h> #endif /* __ASSEMBLY__ */ +#include <linux/suspend.h> + +/* Variants of the 5200(B) */ +#define MPC5200_SVR 0x80110010 +#define MPC5200_SVR_MASK 0xfffffff0 +#define MPC5200B_SVR 0x80110020 +#define MPC5200B_SVR_MASK 0xfffffff0 /* ======================================================================== */ /* Structures mapping of some unit register set */ @@ -242,6 +249,7 @@ struct mpc52xx_cdm { #ifndef __ASSEMBLY__ extern void __iomem * mpc52xx_find_and_map(const char *); +extern void __iomem * mpc52xx_find_and_map_path(const char *path); extern unsigned int mpc52xx_find_ipb_freq(struct device_node *node); extern void mpc5200_setup_xlb_arbiter(void); extern void mpc52xx_declare_of_platform_devices(void); @@ -251,6 +259,9 @@ extern unsigned int mpc52xx_get_irq(void); extern int __init mpc52xx_add_bridge(struct device_node *node); +extern void __init mpc52xx_map_wdt(void); +extern void mpc52xx_restart(char *cmd); + #endif /* __ASSEMBLY__ */ #ifdef CONFIG_PM @@ -267,9 +278,9 @@ extern int mpc52xx_set_wakeup_gpio(u8 pin, u8 level); extern int __init lite5200_pm_init(void); /* lite5200 calls mpc5200 suspend functions, so here they are */ -extern int mpc52xx_pm_prepare(suspend_state_t); +extern int mpc52xx_pm_prepare(void); extern int mpc52xx_pm_enter(suspend_state_t); -extern int mpc52xx_pm_finish(suspend_state_t); +extern void mpc52xx_pm_finish(void); extern char saved_sram[0x4000]; /* reuse buffer from mpc52xx suspend */ #endif #endif /* CONFIG_PM */ diff --git a/include/asm-powerpc/paca.h b/include/asm-powerpc/paca.h index fcd7b428ed0..f6dfce025ad 100644 --- a/include/asm-powerpc/paca.h +++ b/include/asm-powerpc/paca.h @@ -114,11 +114,12 @@ struct paca_struct { u64 user_time; /* accumulated usermode TB ticks */ u64 system_time; /* accumulated system TB ticks */ u64 startpurr; /* PURR/TB value snapshot */ + u64 startspurr; /* SPURR value snapshot */ + u64 purrdelta; /* FIXME: document */ + u64 spurrdelta; /* FIXME: document */ }; extern struct paca_struct paca[]; -void setup_boot_paca(void); - #endif /* __KERNEL__ */ #endif /* _ASM_POWERPC_PACA_H */ diff --git a/include/asm-powerpc/scatterlist.h b/include/asm-powerpc/scatterlist.h index b075f619c3b..fcf7d55afe4 100644 --- a/include/asm-powerpc/scatterlist.h +++ b/include/asm-powerpc/scatterlist.h @@ -14,7 +14,10 @@ #include <asm/dma.h> struct scatterlist { - struct page *page; +#ifdef CONFIG_DEBUG_SG + unsigned long sg_magic; +#endif + unsigned long page_link; unsigned int offset; unsigned int length; diff --git a/include/asm-powerpc/tlbflush.h b/include/asm-powerpc/tlbflush.h index a022f806bb2..b6b036ccee3 100644 --- a/include/asm-powerpc/tlbflush.h +++ b/include/asm-powerpc/tlbflush.h @@ -8,7 +8,6 @@ * - flush_tlb_page_nohash(vma, vmaddr) flushes one page if SW loaded TLB * - flush_tlb_range(vma, start, end) flushes a range of pages * - flush_tlb_kernel_range(start, end) flushes a range of kernel pages - * - flush_tlb_pgtables(mm, start, end) flushes a range of page tables * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License @@ -174,15 +173,5 @@ extern void __flush_hash_table_range(struct mm_struct *mm, unsigned long start, */ extern void update_mmu_cache(struct vm_area_struct *, unsigned long, pte_t); -/* - * This is called in munmap when we have freed up some page-table - * pages. We don't need to do anything here, there's nothing special - * about our page-table pages. -- paulus - */ -static inline void flush_tlb_pgtables(struct mm_struct *mm, - unsigned long start, unsigned long end) -{ -} - #endif /*__KERNEL__ */ #endif /* _ASM_POWERPC_TLBFLUSH_H */ diff --git a/include/asm-ppc/mmu_context.h b/include/asm-ppc/mmu_context.h index a6441a063e5..b2e25d8997b 100644 --- a/include/asm-ppc/mmu_context.h +++ b/include/asm-ppc/mmu_context.h @@ -2,8 +2,9 @@ #ifndef __PPC_MMU_CONTEXT_H #define __PPC_MMU_CONTEXT_H +#include <linux/bitops.h> + #include <asm/atomic.h> -#include <asm/bitops.h> #include <asm/mmu.h> #include <asm/cputable.h> #include <asm-generic/mm_hooks.h> diff --git a/include/asm-ppc/system.h b/include/asm-ppc/system.h index cc45780421c..51df94c7384 100644 --- a/include/asm-ppc/system.h +++ b/include/asm-ppc/system.h @@ -33,6 +33,7 @@ #define set_mb(var, value) do { var = value; mb(); } while (0) +#define AT_VECTOR_SIZE_ARCH 6 /* entries in ARCH_DLINFO */ #ifdef CONFIG_SMP #define smp_mb() mb() #define smp_rmb() rmb() diff --git a/include/asm-ppc/time.h b/include/asm-ppc/time.h index f7eadf6ac80..81dbcd43a50 100644 --- a/include/asm-ppc/time.h +++ b/include/asm-ppc/time.h @@ -57,7 +57,7 @@ static __inline__ void set_dec(unsigned int val) /* Accessor functions for the timebase (RTC on 601) registers. */ /* If one day CONFIG_POWER is added just define __USE_RTC as 1 */ #ifdef CONFIG_6xx -extern __inline__ int __attribute_pure__ __USE_RTC(void) { +extern __inline__ int __pure __USE_RTC(void) { return (mfspr(SPRN_PVR)>>16) == 1; } #else diff --git a/include/asm-s390/bitops.h b/include/asm-s390/bitops.h index f79c9b792af..34d9a6357c3 100644 --- a/include/asm-s390/bitops.h +++ b/include/asm-s390/bitops.h @@ -15,6 +15,10 @@ #ifdef __KERNEL__ +#ifndef _LINUX_BITOPS_H +#error only <linux/bitops.h> can be included directly +#endif + #include <linux/compiler.h> /* @@ -746,6 +750,7 @@ static inline int sched_find_first_bit(unsigned long *b) #include <asm-generic/bitops/fls64.h> #include <asm-generic/bitops/hweight.h> +#include <asm-generic/bitops/lock.h> /* * ATTENTION: intel byte ordering convention for ext2 and minix !! diff --git a/include/asm-s390/cpu.h b/include/asm-s390/cpu.h new file mode 100644 index 00000000000..352dde194f3 --- /dev/null +++ b/include/asm-s390/cpu.h @@ -0,0 +1,25 @@ +/* + * include/asm-s390/cpu.h + * + * Copyright IBM Corp. 2007 + * Author(s): Heiko Carstens <heiko.carstens@de.ibm.com> + */ + +#ifndef _ASM_S390_CPU_H_ +#define _ASM_S390_CPU_H_ + +#include <linux/types.h> +#include <linux/percpu.h> +#include <linux/spinlock.h> + +struct s390_idle_data { + spinlock_t lock; + unsigned int in_idle; + unsigned long long idle_count; + unsigned long long idle_enter; + unsigned long long idle_time; +}; + +DECLARE_PER_CPU(struct s390_idle_data, s390_idle); + +#endif /* _ASM_S390_CPU_H_ */ diff --git a/include/asm-s390/mmu_context.h b/include/asm-s390/mmu_context.h index 501cb9b0631..05b842126b9 100644 --- a/include/asm-s390/mmu_context.h +++ b/include/asm-s390/mmu_context.h @@ -21,45 +21,43 @@ #ifndef __s390x__ #define LCTL_OPCODE "lctl" -#define PGTABLE_BITS (_SEGMENT_TABLE|USER_STD_MASK) #else #define LCTL_OPCODE "lctlg" -#define PGTABLE_BITS (_REGION_TABLE|USER_STD_MASK) #endif -static inline void enter_lazy_tlb(struct mm_struct *mm, - struct task_struct *tsk) +static inline void update_mm(struct mm_struct *mm, struct task_struct *tsk) { + pgd_t *pgd = mm->pgd; + unsigned long asce_bits; + + /* Calculate asce bits from the first pgd table entry. */ + asce_bits = _ASCE_TABLE_LENGTH | _ASCE_USER_BITS; +#ifdef CONFIG_64BIT + asce_bits |= _ASCE_TYPE_REGION3; +#endif + S390_lowcore.user_asce = asce_bits | __pa(pgd); + if (switch_amode) { + /* Load primary space page table origin. */ + pgd_t *shadow_pgd = get_shadow_table(pgd) ? : pgd; + S390_lowcore.user_exec_asce = asce_bits | __pa(shadow_pgd); + asm volatile(LCTL_OPCODE" 1,1,%0\n" + : : "m" (S390_lowcore.user_exec_asce) ); + } else + /* Load home space page table origin. */ + asm volatile(LCTL_OPCODE" 13,13,%0" + : : "m" (S390_lowcore.user_asce) ); } static inline void switch_mm(struct mm_struct *prev, struct mm_struct *next, struct task_struct *tsk) { - pgd_t *shadow_pgd = get_shadow_pgd(next->pgd); - - if (prev != next) { - S390_lowcore.user_asce = (__pa(next->pgd) & PAGE_MASK) | - PGTABLE_BITS; - if (shadow_pgd) { - /* Load primary/secondary space page table origin. */ - S390_lowcore.user_exec_asce = - (__pa(shadow_pgd) & PAGE_MASK) | PGTABLE_BITS; - asm volatile(LCTL_OPCODE" 1,1,%0\n" - LCTL_OPCODE" 7,7,%1" - : : "m" (S390_lowcore.user_exec_asce), - "m" (S390_lowcore.user_asce) ); - } else if (switch_amode) { - /* Load primary space page table origin. */ - asm volatile(LCTL_OPCODE" 1,1,%0" - : : "m" (S390_lowcore.user_asce) ); - } else - /* Load home space page table origin. */ - asm volatile(LCTL_OPCODE" 13,13,%0" - : : "m" (S390_lowcore.user_asce) ); - } + if (unlikely(prev == next)) + return; cpu_set(smp_processor_id(), next->cpu_vm_mask); + update_mm(next, tsk); } +#define enter_lazy_tlb(mm,tsk) do { } while (0) #define deactivate_mm(tsk,mm) do { } while (0) static inline void activate_mm(struct mm_struct *prev, diff --git a/include/asm-s390/page.h b/include/asm-s390/page.h index ceec3826a67..584d0ee3c7f 100644 --- a/include/asm-s390/page.h +++ b/include/asm-s390/page.h @@ -82,6 +82,7 @@ typedef struct { unsigned long pte; } pte_t; #ifndef __s390x__ typedef struct { unsigned long pmd; } pmd_t; +typedef struct { unsigned long pud; } pud_t; typedef struct { unsigned long pgd0; unsigned long pgd1; @@ -90,6 +91,7 @@ typedef struct { } pgd_t; #define pmd_val(x) ((x).pmd) +#define pud_val(x) ((x).pud) #define pgd_val(x) ((x).pgd0) #else /* __s390x__ */ @@ -98,10 +100,12 @@ typedef struct { unsigned long pmd0; unsigned long pmd1; } pmd_t; +typedef struct { unsigned long pud; } pud_t; typedef struct { unsigned long pgd; } pgd_t; #define pmd_val(x) ((x).pmd0) #define pmd_val1(x) ((x).pmd1) +#define pud_val(x) ((x).pud) #define pgd_val(x) ((x).pgd) #endif /* __s390x__ */ diff --git a/include/asm-s390/pgalloc.h b/include/asm-s390/pgalloc.h index e45d3c9a4b7..709dd174095 100644 --- a/include/asm-s390/pgalloc.h +++ b/include/asm-s390/pgalloc.h @@ -19,140 +19,115 @@ #define check_pgt_cache() do {} while (0) -/* - * Page allocation orders. - */ -#ifndef __s390x__ -# define PTE_ALLOC_ORDER 0 -# define PMD_ALLOC_ORDER 0 -# define PGD_ALLOC_ORDER 1 -#else /* __s390x__ */ -# define PTE_ALLOC_ORDER 0 -# define PMD_ALLOC_ORDER 2 -# define PGD_ALLOC_ORDER 2 -#endif /* __s390x__ */ +unsigned long *crst_table_alloc(struct mm_struct *, int); +void crst_table_free(unsigned long *); -/* - * Allocate and free page tables. The xxx_kernel() versions are - * used to allocate a kernel page table - this turns on ASN bits - * if any. - */ +unsigned long *page_table_alloc(int); +void page_table_free(unsigned long *); -static inline pgd_t *pgd_alloc(struct mm_struct *mm) +static inline void clear_table(unsigned long *s, unsigned long val, size_t n) { - pgd_t *pgd = (pgd_t *) __get_free_pages(GFP_KERNEL, PGD_ALLOC_ORDER); - int i; - - if (!pgd) - return NULL; - if (s390_noexec) { - pgd_t *shadow_pgd = (pgd_t *) - __get_free_pages(GFP_KERNEL, PGD_ALLOC_ORDER); - struct page *page = virt_to_page(pgd); - - if (!shadow_pgd) { - free_pages((unsigned long) pgd, PGD_ALLOC_ORDER); - return NULL; - } - page->lru.next = (void *) shadow_pgd; - } - for (i = 0; i < PTRS_PER_PGD; i++) -#ifndef __s390x__ - pmd_clear(pmd_offset(pgd + i, i*PGDIR_SIZE)); + *s = val; + n = (n / 256) - 1; + asm volatile( +#ifdef CONFIG_64BIT + " mvc 8(248,%0),0(%0)\n" #else - pgd_clear(pgd + i); + " mvc 4(252,%0),0(%0)\n" #endif - return pgd; + "0: mvc 256(256,%0),0(%0)\n" + " la %0,256(%0)\n" + " brct %1,0b\n" + : "+a" (s), "+d" (n)); } -static inline void pgd_free(pgd_t *pgd) +static inline void crst_table_init(unsigned long *crst, unsigned long entry) { - pgd_t *shadow_pgd = get_shadow_pgd(pgd); - - if (shadow_pgd) - free_pages((unsigned long) shadow_pgd, PGD_ALLOC_ORDER); - free_pages((unsigned long) pgd, PGD_ALLOC_ORDER); + clear_table(crst, entry, sizeof(unsigned long)*2048); + crst = get_shadow_table(crst); + if (crst) + clear_table(crst, entry, sizeof(unsigned long)*2048); } #ifndef __s390x__ -/* - * page middle directory allocation/free routines. - * We use pmd cache only on s390x, so these are dummy routines. This - * code never triggers because the pgd will always be present. - */ -#define pmd_alloc_one(mm,address) ({ BUG(); ((pmd_t *)2); }) -#define pmd_free(x) do { } while (0) -#define __pmd_free_tlb(tlb,x) do { } while (0) -#define pgd_populate(mm, pmd, pte) BUG() -#define pgd_populate_kernel(mm, pmd, pte) BUG() -#else /* __s390x__ */ -static inline pmd_t * pmd_alloc_one(struct mm_struct *mm, unsigned long vmaddr) + +static inline unsigned long pgd_entry_type(struct mm_struct *mm) { - pmd_t *pmd = (pmd_t *) __get_free_pages(GFP_KERNEL, PMD_ALLOC_ORDER); - int i; - - if (!pmd) - return NULL; - if (s390_noexec) { - pmd_t *shadow_pmd = (pmd_t *) - __get_free_pages(GFP_KERNEL, PMD_ALLOC_ORDER); - struct page *page = virt_to_page(pmd); - - if (!shadow_pmd) { - free_pages((unsigned long) pmd, PMD_ALLOC_ORDER); - return NULL; - } - page->lru.next = (void *) shadow_pmd; - } - for (i=0; i < PTRS_PER_PMD; i++) - pmd_clear(pmd + i); - return pmd; + return _SEGMENT_ENTRY_EMPTY; } -static inline void pmd_free (pmd_t *pmd) +#define pud_alloc_one(mm,address) ({ BUG(); ((pud_t *)2); }) +#define pud_free(x) do { } while (0) + +#define pmd_alloc_one(mm,address) ({ BUG(); ((pmd_t *)2); }) +#define pmd_free(x) do { } while (0) + +#define pgd_populate(mm, pgd, pud) BUG() +#define pgd_populate_kernel(mm, pgd, pud) BUG() + +#define pud_populate(mm, pud, pmd) BUG() +#define pud_populate_kernel(mm, pud, pmd) BUG() + +#else /* __s390x__ */ + +static inline unsigned long pgd_entry_type(struct mm_struct *mm) { - pmd_t *shadow_pmd = get_shadow_pmd(pmd); + return _REGION3_ENTRY_EMPTY; +} + +#define pud_alloc_one(mm,address) ({ BUG(); ((pud_t *)2); }) +#define pud_free(x) do { } while (0) - if (shadow_pmd) - free_pages((unsigned long) shadow_pmd, PMD_ALLOC_ORDER); - free_pages((unsigned long) pmd, PMD_ALLOC_ORDER); +static inline pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long vmaddr) +{ + unsigned long *crst = crst_table_alloc(mm, s390_noexec); + if (crst) + crst_table_init(crst, _SEGMENT_ENTRY_EMPTY); + return (pmd_t *) crst; } +#define pmd_free(pmd) crst_table_free((unsigned long *) pmd) -#define __pmd_free_tlb(tlb,pmd) \ - do { \ - tlb_flush_mmu(tlb, 0, 0); \ - pmd_free(pmd); \ - } while (0) +#define pgd_populate(mm, pgd, pud) BUG() +#define pgd_populate_kernel(mm, pgd, pud) BUG() -static inline void -pgd_populate_kernel(struct mm_struct *mm, pgd_t *pgd, pmd_t *pmd) +static inline void pud_populate_kernel(struct mm_struct *mm, + pud_t *pud, pmd_t *pmd) { - pgd_val(*pgd) = _PGD_ENTRY | __pa(pmd); + pud_val(*pud) = _REGION3_ENTRY | __pa(pmd); } -static inline void pgd_populate(struct mm_struct *mm, pgd_t *pgd, pmd_t *pmd) +static inline void pud_populate(struct mm_struct *mm, pud_t *pud, pmd_t *pmd) { - pgd_t *shadow_pgd = get_shadow_pgd(pgd); - pmd_t *shadow_pmd = get_shadow_pmd(pmd); + pud_t *shadow_pud = get_shadow_table(pud); + pmd_t *shadow_pmd = get_shadow_table(pmd); - if (shadow_pgd && shadow_pmd) - pgd_populate_kernel(mm, shadow_pgd, shadow_pmd); - pgd_populate_kernel(mm, pgd, pmd); + if (shadow_pud && shadow_pmd) + pud_populate_kernel(mm, shadow_pud, shadow_pmd); + pud_populate_kernel(mm, pud, pmd); } #endif /* __s390x__ */ +static inline pgd_t *pgd_alloc(struct mm_struct *mm) +{ + unsigned long *crst = crst_table_alloc(mm, s390_noexec); + if (crst) + crst_table_init(crst, pgd_entry_type(mm)); + return (pgd_t *) crst; +} +#define pgd_free(pgd) crst_table_free((unsigned long *) pgd) + static inline void pmd_populate_kernel(struct mm_struct *mm, pmd_t *pmd, pte_t *pte) { #ifndef __s390x__ - pmd_val(pmd[0]) = _PAGE_TABLE + __pa(pte); - pmd_val(pmd[1]) = _PAGE_TABLE + __pa(pte+256); - pmd_val(pmd[2]) = _PAGE_TABLE + __pa(pte+512); - pmd_val(pmd[3]) = _PAGE_TABLE + __pa(pte+768); + pmd_val(pmd[0]) = _SEGMENT_ENTRY + __pa(pte); + pmd_val(pmd[1]) = _SEGMENT_ENTRY + __pa(pte+256); + pmd_val(pmd[2]) = _SEGMENT_ENTRY + __pa(pte+512); + pmd_val(pmd[3]) = _SEGMENT_ENTRY + __pa(pte+768); #else /* __s390x__ */ - pmd_val(*pmd) = _PMD_ENTRY + __pa(pte); - pmd_val1(*pmd) = _PMD_ENTRY + __pa(pte+256); + pmd_val(*pmd) = _SEGMENT_ENTRY + __pa(pte); + pmd_val1(*pmd) = _SEGMENT_ENTRY + __pa(pte+256); #endif /* __s390x__ */ } @@ -160,7 +135,7 @@ static inline void pmd_populate(struct mm_struct *mm, pmd_t *pmd, struct page *page) { pte_t *pte = (pte_t *)page_to_phys(page); - pmd_t *shadow_pmd = get_shadow_pmd(pmd); + pmd_t *shadow_pmd = get_shadow_table(pmd); pte_t *shadow_pte = get_shadow_pte(pte); pmd_populate_kernel(mm, pmd, pte); @@ -171,67 +146,14 @@ pmd_populate(struct mm_struct *mm, pmd_t *pmd, struct page *page) /* * page table entry allocation/free routines. */ -static inline pte_t * -pte_alloc_one_kernel(struct mm_struct *mm, unsigned long vmaddr) -{ - pte_t *pte = (pte_t *) __get_free_page(GFP_KERNEL|__GFP_REPEAT); - int i; - - if (!pte) - return NULL; - if (s390_noexec) { - pte_t *shadow_pte = (pte_t *) - __get_free_page(GFP_KERNEL|__GFP_REPEAT); - struct page *page = virt_to_page(pte); - - if (!shadow_pte) { - free_page((unsigned long) pte); - return NULL; - } - page->lru.next = (void *) shadow_pte; - } - for (i=0; i < PTRS_PER_PTE; i++) { - pte_clear(mm, vmaddr, pte + i); - vmaddr += PAGE_SIZE; - } - return pte; -} - -static inline struct page * -pte_alloc_one(struct mm_struct *mm, unsigned long vmaddr) -{ - pte_t *pte = pte_alloc_one_kernel(mm, vmaddr); - if (pte) - return virt_to_page(pte); - return NULL; -} - -static inline void pte_free_kernel(pte_t *pte) -{ - pte_t *shadow_pte = get_shadow_pte(pte); - - if (shadow_pte) - free_page((unsigned long) shadow_pte); - free_page((unsigned long) pte); -} - -static inline void pte_free(struct page *pte) -{ - struct page *shadow_page = get_shadow_page(pte); - - if (shadow_page) - __free_page(shadow_page); - __free_page(pte); -} - -#define __pte_free_tlb(tlb, pte) \ -({ \ - struct mmu_gather *__tlb = (tlb); \ - struct page *__pte = (pte); \ - struct page *shadow_page = get_shadow_page(__pte); \ - if (shadow_page) \ - tlb_remove_page(__tlb, shadow_page); \ - tlb_remove_page(__tlb, __pte); \ -}) +#define pte_alloc_one_kernel(mm, vmaddr) \ + ((pte_t *) page_table_alloc(s390_noexec)) +#define pte_alloc_one(mm, vmaddr) \ + virt_to_page(page_table_alloc(s390_noexec)) + +#define pte_free_kernel(pte) \ + page_table_free((unsigned long *) pte) +#define pte_free(pte) \ + page_table_free((unsigned long *) page_to_phys((struct page *) pte)) #endif /* _S390_PGALLOC_H */ diff --git a/include/asm-s390/pgtable.h b/include/asm-s390/pgtable.h index 39bb5192dc3..f2cc25b74ad 100644 --- a/include/asm-s390/pgtable.h +++ b/include/asm-s390/pgtable.h @@ -13,8 +13,6 @@ #ifndef _ASM_S390_PGTABLE_H #define _ASM_S390_PGTABLE_H -#include <asm-generic/4level-fixup.h> - /* * The Linux memory management assumes a three-level page table setup. For * s390 31 bit we "fold" the mid level into the top-level page table, so @@ -35,9 +33,6 @@ #include <asm/bug.h> #include <asm/processor.h> -struct vm_area_struct; /* forward declaration (include/linux/mm.h) */ -struct mm_struct; - extern pgd_t swapper_pg_dir[] __attribute__ ((aligned (4096))); extern void paging_init(void); extern void vmem_map_init(void); @@ -63,14 +58,18 @@ extern char empty_zero_page[PAGE_SIZE]; */ #ifndef __s390x__ # define PMD_SHIFT 22 +# define PUD_SHIFT 22 # define PGDIR_SHIFT 22 #else /* __s390x__ */ # define PMD_SHIFT 21 +# define PUD_SHIFT 31 # define PGDIR_SHIFT 31 #endif /* __s390x__ */ #define PMD_SIZE (1UL << PMD_SHIFT) #define PMD_MASK (~(PMD_SIZE-1)) +#define PUD_SIZE (1UL << PUD_SHIFT) +#define PUD_MASK (~(PUD_SIZE-1)) #define PGDIR_SIZE (1UL << PGDIR_SHIFT) #define PGDIR_MASK (~(PGDIR_SIZE-1)) @@ -83,10 +82,12 @@ extern char empty_zero_page[PAGE_SIZE]; #ifndef __s390x__ # define PTRS_PER_PTE 1024 # define PTRS_PER_PMD 1 +# define PTRS_PER_PUD 1 # define PTRS_PER_PGD 512 #else /* __s390x__ */ # define PTRS_PER_PTE 512 # define PTRS_PER_PMD 1024 +# define PTRS_PER_PUD 1 # define PTRS_PER_PGD 2048 #endif /* __s390x__ */ @@ -96,6 +97,8 @@ extern char empty_zero_page[PAGE_SIZE]; printk("%s:%d: bad pte %p.\n", __FILE__, __LINE__, (void *) pte_val(e)) #define pmd_ERROR(e) \ printk("%s:%d: bad pmd %p.\n", __FILE__, __LINE__, (void *) pmd_val(e)) +#define pud_ERROR(e) \ + printk("%s:%d: bad pud %p.\n", __FILE__, __LINE__, (void *) pud_val(e)) #define pgd_ERROR(e) \ printk("%s:%d: bad pgd %p.\n", __FILE__, __LINE__, (void *) pgd_val(e)) @@ -195,7 +198,7 @@ extern unsigned long vmalloc_end; * I Segment-Invalid Bit: Segment is not available for address-translation * TT Type 01 * TF - * TL Table lenght + * TL Table length * * The 64 bit regiontable origin of S390 has following format: * | region table origon | DTTL @@ -221,6 +224,8 @@ extern unsigned long vmalloc_end; /* Hardware bits in the page table entry */ #define _PAGE_RO 0x200 /* HW read-only bit */ #define _PAGE_INVALID 0x400 /* HW invalid bit */ + +/* Software bits in the page table entry */ #define _PAGE_SWT 0x001 /* SW pte type bit t */ #define _PAGE_SWX 0x002 /* SW pte type bit x */ @@ -264,60 +269,75 @@ extern unsigned long vmalloc_end; #ifndef __s390x__ -/* Bits in the segment table entry */ -#define _PAGE_TABLE_LEN 0xf /* only full page-tables */ -#define _PAGE_TABLE_COM 0x10 /* common page-table */ -#define _PAGE_TABLE_INV 0x20 /* invalid page-table */ -#define _SEG_PRESENT 0x001 /* Software (overlap with PTL) */ - -/* Bits int the storage key */ -#define _PAGE_CHANGED 0x02 /* HW changed bit */ -#define _PAGE_REFERENCED 0x04 /* HW referenced bit */ - -#define _USER_SEG_TABLE_LEN 0x7f /* user-segment-table up to 2 GB */ -#define _KERNEL_SEG_TABLE_LEN 0x7f /* kernel-segment-table up to 2 GB */ - -/* - * User and Kernel pagetables are identical - */ -#define _PAGE_TABLE _PAGE_TABLE_LEN -#define _KERNPG_TABLE _PAGE_TABLE_LEN - -/* - * The Kernel segment-tables includes the User segment-table - */ +/* Bits in the segment table address-space-control-element */ +#define _ASCE_SPACE_SWITCH 0x80000000UL /* space switch event */ +#define _ASCE_ORIGIN_MASK 0x7ffff000UL /* segment table origin */ +#define _ASCE_PRIVATE_SPACE 0x100 /* private space control */ +#define _ASCE_ALT_EVENT 0x80 /* storage alteration event control */ +#define _ASCE_TABLE_LENGTH 0x7f /* 128 x 64 entries = 8k */ -#define _SEGMENT_TABLE (_USER_SEG_TABLE_LEN|0x80000000|0x100) -#define _KERNSEG_TABLE _KERNEL_SEG_TABLE_LEN +/* Bits in the segment table entry */ +#define _SEGMENT_ENTRY_ORIGIN 0x7fffffc0UL /* page table origin */ +#define _SEGMENT_ENTRY_INV 0x20 /* invalid segment table entry */ +#define _SEGMENT_ENTRY_COMMON 0x10 /* common segment bit */ +#define _SEGMENT_ENTRY_PTL 0x0f /* page table length */ -#define USER_STD_MASK 0x00000080UL +#define _SEGMENT_ENTRY (_SEGMENT_ENTRY_PTL) +#define _SEGMENT_ENTRY_EMPTY (_SEGMENT_ENTRY_INV) #else /* __s390x__ */ +/* Bits in the segment/region table address-space-control-element */ +#define _ASCE_ORIGIN ~0xfffUL/* segment table origin */ +#define _ASCE_PRIVATE_SPACE 0x100 /* private space control */ +#define _ASCE_ALT_EVENT 0x80 /* storage alteration event control */ +#define _ASCE_SPACE_SWITCH 0x40 /* space switch event */ +#define _ASCE_REAL_SPACE 0x20 /* real space control */ +#define _ASCE_TYPE_MASK 0x0c /* asce table type mask */ +#define _ASCE_TYPE_REGION1 0x0c /* region first table type */ +#define _ASCE_TYPE_REGION2 0x08 /* region second table type */ +#define _ASCE_TYPE_REGION3 0x04 /* region third table type */ +#define _ASCE_TYPE_SEGMENT 0x00 /* segment table type */ +#define _ASCE_TABLE_LENGTH 0x03 /* region table length */ + +/* Bits in the region table entry */ +#define _REGION_ENTRY_ORIGIN ~0xfffUL/* region/segment table origin */ +#define _REGION_ENTRY_INV 0x20 /* invalid region table entry */ +#define _REGION_ENTRY_TYPE_MASK 0x0c /* region/segment table type mask */ +#define _REGION_ENTRY_TYPE_R1 0x0c /* region first table type */ +#define _REGION_ENTRY_TYPE_R2 0x08 /* region second table type */ +#define _REGION_ENTRY_TYPE_R3 0x04 /* region third table type */ +#define _REGION_ENTRY_LENGTH 0x03 /* region third length */ + +#define _REGION1_ENTRY (_REGION_ENTRY_TYPE_R1 | _REGION_ENTRY_LENGTH) +#define _REGION1_ENTRY_EMPTY (_REGION_ENTRY_TYPE_R1 | _REGION_ENTRY_INV) +#define _REGION2_ENTRY (_REGION_ENTRY_TYPE_R2 | _REGION_ENTRY_LENGTH) +#define _REGION2_ENTRY_EMPTY (_REGION_ENTRY_TYPE_R2 | _REGION_ENTRY_INV) +#define _REGION3_ENTRY (_REGION_ENTRY_TYPE_R3 | _REGION_ENTRY_LENGTH) +#define _REGION3_ENTRY_EMPTY (_REGION_ENTRY_TYPE_R3 | _REGION_ENTRY_INV) + /* Bits in the segment table entry */ -#define _PMD_ENTRY_INV 0x20 /* invalid segment table entry */ -#define _PMD_ENTRY 0x00 +#define _SEGMENT_ENTRY_ORIGIN ~0x7ffUL/* segment table origin */ +#define _SEGMENT_ENTRY_RO 0x200 /* page protection bit */ +#define _SEGMENT_ENTRY_INV 0x20 /* invalid segment table entry */ + +#define _SEGMENT_ENTRY (0) +#define _SEGMENT_ENTRY_EMPTY (_SEGMENT_ENTRY_INV) -/* Bits in the region third table entry */ -#define _PGD_ENTRY_INV 0x20 /* invalid region table entry */ -#define _PGD_ENTRY 0x07 +#endif /* __s390x__ */ /* - * User and kernel page directory + * A user page table pointer has the space-switch-event bit, the + * private-space-control bit and the storage-alteration-event-control + * bit set. A kernel page table pointer doesn't need them. */ -#define _REGION_THIRD 0x4 -#define _REGION_THIRD_LEN 0x3 -#define _REGION_TABLE (_REGION_THIRD|_REGION_THIRD_LEN|0x40|0x100) -#define _KERN_REGION_TABLE (_REGION_THIRD|_REGION_THIRD_LEN) - -#define USER_STD_MASK 0x0000000000000080UL +#define _ASCE_USER_BITS (_ASCE_SPACE_SWITCH | _ASCE_PRIVATE_SPACE | \ + _ASCE_ALT_EVENT) -/* Bits in the storage key */ +/* Bits int the storage key */ #define _PAGE_CHANGED 0x02 /* HW changed bit */ #define _PAGE_REFERENCED 0x04 /* HW referenced bit */ -#endif /* __s390x__ */ - /* * Page protection definitions. */ @@ -358,65 +378,38 @@ extern unsigned long vmalloc_end; #define __S111 PAGE_EX_RW #ifndef __s390x__ -# define PMD_SHADOW_SHIFT 1 -# define PGD_SHADOW_SHIFT 1 +# define PxD_SHADOW_SHIFT 1 #else /* __s390x__ */ -# define PMD_SHADOW_SHIFT 2 -# define PGD_SHADOW_SHIFT 2 +# define PxD_SHADOW_SHIFT 2 #endif /* __s390x__ */ static inline struct page *get_shadow_page(struct page *page) { - if (s390_noexec && !list_empty(&page->lru)) - return virt_to_page(page->lru.next); - return NULL; -} - -static inline pte_t *get_shadow_pte(pte_t *ptep) -{ - unsigned long pteptr = (unsigned long) (ptep); - - if (s390_noexec) { - unsigned long offset = pteptr & (PAGE_SIZE - 1); - void *addr = (void *) (pteptr ^ offset); - struct page *page = virt_to_page(addr); - if (!list_empty(&page->lru)) - return (pte_t *) ((unsigned long) page->lru.next | - offset); - } + if (s390_noexec && page->index) + return virt_to_page((void *)(addr_t) page->index); return NULL; } -static inline pmd_t *get_shadow_pmd(pmd_t *pmdp) +static inline void *get_shadow_pte(void *table) { - unsigned long pmdptr = (unsigned long) (pmdp); + unsigned long addr, offset; + struct page *page; - if (s390_noexec) { - unsigned long offset = pmdptr & - ((PAGE_SIZE << PMD_SHADOW_SHIFT) - 1); - void *addr = (void *) (pmdptr ^ offset); - struct page *page = virt_to_page(addr); - if (!list_empty(&page->lru)) - return (pmd_t *) ((unsigned long) page->lru.next | - offset); - } - return NULL; + addr = (unsigned long) table; + offset = addr & (PAGE_SIZE - 1); + page = virt_to_page((void *)(addr ^ offset)); + return (void *)(addr_t)(page->index ? (page->index | offset) : 0UL); } -static inline pgd_t *get_shadow_pgd(pgd_t *pgdp) +static inline void *get_shadow_table(void *table) { - unsigned long pgdptr = (unsigned long) (pgdp); + unsigned long addr, offset; + struct page *page; - if (s390_noexec) { - unsigned long offset = pgdptr & - ((PAGE_SIZE << PGD_SHADOW_SHIFT) - 1); - void *addr = (void *) (pgdptr ^ offset); - struct page *page = virt_to_page(addr); - if (!list_empty(&page->lru)) - return (pgd_t *) ((unsigned long) page->lru.next | - offset); - } - return NULL; + addr = (unsigned long) table; + offset = addr & ((PAGE_SIZE << PxD_SHADOW_SHIFT) - 1); + page = virt_to_page((void *)(addr ^ offset)); + return (void *)(addr_t)(page->index ? (page->index | offset) : 0UL); } /* @@ -424,7 +417,8 @@ static inline pgd_t *get_shadow_pgd(pgd_t *pgdp) * within a page table are directly modified. Thus, the following * hook is made available. */ -static inline void set_pte(pte_t *pteptr, pte_t pteval) +static inline void set_pte_at(struct mm_struct *mm, unsigned long addr, + pte_t *pteptr, pte_t pteval) { pte_t *shadow_pte = get_shadow_pte(pteptr); @@ -437,7 +431,6 @@ static inline void set_pte(pte_t *pteptr, pte_t pteval) pte_val(*shadow_pte) = _PAGE_TYPE_EMPTY; } } -#define set_pte_at(mm,addr,ptep,pteval) set_pte(ptep,pteval) /* * pgd/pmd/pte query functions @@ -448,47 +441,50 @@ static inline int pgd_present(pgd_t pgd) { return 1; } static inline int pgd_none(pgd_t pgd) { return 0; } static inline int pgd_bad(pgd_t pgd) { return 0; } -static inline int pmd_present(pmd_t pmd) { return pmd_val(pmd) & _SEG_PRESENT; } -static inline int pmd_none(pmd_t pmd) { return pmd_val(pmd) & _PAGE_TABLE_INV; } -static inline int pmd_bad(pmd_t pmd) -{ - return (pmd_val(pmd) & (~PAGE_MASK & ~_PAGE_TABLE_INV)) != _PAGE_TABLE; -} +static inline int pud_present(pud_t pud) { return 1; } +static inline int pud_none(pud_t pud) { return 0; } +static inline int pud_bad(pud_t pud) { return 0; } #else /* __s390x__ */ -static inline int pgd_present(pgd_t pgd) +static inline int pgd_present(pgd_t pgd) { return 1; } +static inline int pgd_none(pgd_t pgd) { return 0; } +static inline int pgd_bad(pgd_t pgd) { return 0; } + +static inline int pud_present(pud_t pud) { - return (pgd_val(pgd) & ~PAGE_MASK) == _PGD_ENTRY; + return pud_val(pud) & _REGION_ENTRY_ORIGIN; } -static inline int pgd_none(pgd_t pgd) +static inline int pud_none(pud_t pud) { - return pgd_val(pgd) & _PGD_ENTRY_INV; + return pud_val(pud) & _REGION_ENTRY_INV; } -static inline int pgd_bad(pgd_t pgd) +static inline int pud_bad(pud_t pud) { - return (pgd_val(pgd) & (~PAGE_MASK & ~_PGD_ENTRY_INV)) != _PGD_ENTRY; + unsigned long mask = ~_REGION_ENTRY_ORIGIN & ~_REGION_ENTRY_INV; + return (pud_val(pud) & mask) != _REGION3_ENTRY; } +#endif /* __s390x__ */ + static inline int pmd_present(pmd_t pmd) { - return (pmd_val(pmd) & ~PAGE_MASK) == _PMD_ENTRY; + return pmd_val(pmd) & _SEGMENT_ENTRY_ORIGIN; } static inline int pmd_none(pmd_t pmd) { - return pmd_val(pmd) & _PMD_ENTRY_INV; + return pmd_val(pmd) & _SEGMENT_ENTRY_INV; } static inline int pmd_bad(pmd_t pmd) { - return (pmd_val(pmd) & (~PAGE_MASK & ~_PMD_ENTRY_INV)) != _PMD_ENTRY; + unsigned long mask = ~_SEGMENT_ENTRY_ORIGIN & ~_SEGMENT_ENTRY_INV; + return (pmd_val(pmd) & mask) != _SEGMENT_ENTRY; } -#endif /* __s390x__ */ - static inline int pte_none(pte_t pte) { return (pte_val(pte) & _PAGE_INVALID) && !(pte_val(pte) & _PAGE_SWT); @@ -508,7 +504,8 @@ static inline int pte_file(pte_t pte) return (pte_val(pte) & mask) == _PAGE_TYPE_FILE; } -#define pte_same(a,b) (pte_val(a) == pte_val(b)) +#define __HAVE_ARCH_PTE_SAME +#define pte_same(a,b) (pte_val(a) == pte_val(b)) /* * query functions pte_write/pte_dirty/pte_young only work if @@ -543,58 +540,52 @@ static inline int pte_young(pte_t pte) #ifndef __s390x__ -static inline void pgd_clear(pgd_t * pgdp) { } +#define pgd_clear(pgd) do { } while (0) +#define pud_clear(pud) do { } while (0) static inline void pmd_clear_kernel(pmd_t * pmdp) { - pmd_val(pmdp[0]) = _PAGE_TABLE_INV; - pmd_val(pmdp[1]) = _PAGE_TABLE_INV; - pmd_val(pmdp[2]) = _PAGE_TABLE_INV; - pmd_val(pmdp[3]) = _PAGE_TABLE_INV; -} - -static inline void pmd_clear(pmd_t * pmdp) -{ - pmd_t *shadow_pmd = get_shadow_pmd(pmdp); - - pmd_clear_kernel(pmdp); - if (shadow_pmd) - pmd_clear_kernel(shadow_pmd); + pmd_val(pmdp[0]) = _SEGMENT_ENTRY_EMPTY; + pmd_val(pmdp[1]) = _SEGMENT_ENTRY_EMPTY; + pmd_val(pmdp[2]) = _SEGMENT_ENTRY_EMPTY; + pmd_val(pmdp[3]) = _SEGMENT_ENTRY_EMPTY; } #else /* __s390x__ */ -static inline void pgd_clear_kernel(pgd_t * pgdp) +#define pgd_clear(pgd) do { } while (0) + +static inline void pud_clear_kernel(pud_t *pud) { - pgd_val(*pgdp) = _PGD_ENTRY_INV | _PGD_ENTRY; + pud_val(*pud) = _REGION3_ENTRY_EMPTY; } -static inline void pgd_clear(pgd_t * pgdp) +static inline void pud_clear(pud_t * pud) { - pgd_t *shadow_pgd = get_shadow_pgd(pgdp); + pud_t *shadow = get_shadow_table(pud); - pgd_clear_kernel(pgdp); - if (shadow_pgd) - pgd_clear_kernel(shadow_pgd); + pud_clear_kernel(pud); + if (shadow) + pud_clear_kernel(shadow); } static inline void pmd_clear_kernel(pmd_t * pmdp) { - pmd_val(*pmdp) = _PMD_ENTRY_INV | _PMD_ENTRY; - pmd_val1(*pmdp) = _PMD_ENTRY_INV | _PMD_ENTRY; + pmd_val(*pmdp) = _SEGMENT_ENTRY_EMPTY; + pmd_val1(*pmdp) = _SEGMENT_ENTRY_EMPTY; } +#endif /* __s390x__ */ + static inline void pmd_clear(pmd_t * pmdp) { - pmd_t *shadow_pmd = get_shadow_pmd(pmdp); + pmd_t *shadow_pmd = get_shadow_table(pmdp); pmd_clear_kernel(pmdp); if (shadow_pmd) pmd_clear_kernel(shadow_pmd); } -#endif /* __s390x__ */ - static inline void pte_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep) { pte_t *shadow_pte = get_shadow_pte(ptep); @@ -663,24 +654,19 @@ static inline pte_t pte_mkyoung(pte_t pte) return pte; } -static inline int ptep_test_and_clear_young(struct vm_area_struct *vma, unsigned long addr, pte_t *ptep) +#define __HAVE_ARCH_PTEP_TEST_AND_CLEAR_YOUNG +static inline int ptep_test_and_clear_young(struct vm_area_struct *vma, + unsigned long addr, pte_t *ptep) { return 0; } -static inline int -ptep_clear_flush_young(struct vm_area_struct *vma, - unsigned long address, pte_t *ptep) +#define __HAVE_ARCH_PTEP_CLEAR_YOUNG_FLUSH +static inline int ptep_clear_flush_young(struct vm_area_struct *vma, + unsigned long address, pte_t *ptep) { /* No need to flush TLB; bits are in storage key */ - return ptep_test_and_clear_young(vma, address, ptep); -} - -static inline pte_t ptep_get_and_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep) -{ - pte_t pte = *ptep; - pte_clear(mm, addr, ptep); - return pte; + return 0; } static inline void __ptep_ipte(unsigned long address, pte_t *ptep) @@ -709,6 +695,32 @@ static inline void ptep_invalidate(unsigned long address, pte_t *ptep) __ptep_ipte(address, ptep); } +/* + * This is hard to understand. ptep_get_and_clear and ptep_clear_flush + * both clear the TLB for the unmapped pte. The reason is that + * ptep_get_and_clear is used in common code (e.g. change_pte_range) + * to modify an active pte. The sequence is + * 1) ptep_get_and_clear + * 2) set_pte_at + * 3) flush_tlb_range + * On s390 the tlb needs to get flushed with the modification of the pte + * if the pte is active. The only way how this can be implemented is to + * have ptep_get_and_clear do the tlb flush. In exchange flush_tlb_range + * is a nop. + */ +#define __HAVE_ARCH_PTEP_GET_AND_CLEAR +#define ptep_get_and_clear(__mm, __address, __ptep) \ +({ \ + pte_t __pte = *(__ptep); \ + if (atomic_read(&(__mm)->mm_users) > 1 || \ + (__mm) != current->active_mm) \ + ptep_invalidate(__address, __ptep); \ + else \ + pte_clear((__mm), (__address), (__ptep)); \ + __pte; \ +}) + +#define __HAVE_ARCH_PTEP_CLEAR_FLUSH static inline pte_t ptep_clear_flush(struct vm_area_struct *vma, unsigned long address, pte_t *ptep) { @@ -717,12 +729,40 @@ static inline pte_t ptep_clear_flush(struct vm_area_struct *vma, return pte; } -static inline void ptep_set_wrprotect(struct mm_struct *mm, unsigned long addr, pte_t *ptep) +/* + * The batched pte unmap code uses ptep_get_and_clear_full to clear the + * ptes. Here an optimization is possible. tlb_gather_mmu flushes all + * tlbs of an mm if it can guarantee that the ptes of the mm_struct + * cannot be accessed while the batched unmap is running. In this case + * full==1 and a simple pte_clear is enough. See tlb.h. + */ +#define __HAVE_ARCH_PTEP_GET_AND_CLEAR_FULL +static inline pte_t ptep_get_and_clear_full(struct mm_struct *mm, + unsigned long addr, + pte_t *ptep, int full) { - pte_t old_pte = *ptep; - set_pte_at(mm, addr, ptep, pte_wrprotect(old_pte)); + pte_t pte = *ptep; + + if (full) + pte_clear(mm, addr, ptep); + else + ptep_invalidate(addr, ptep); + return pte; } +#define __HAVE_ARCH_PTEP_SET_WRPROTECT +#define ptep_set_wrprotect(__mm, __addr, __ptep) \ +({ \ + pte_t __pte = *(__ptep); \ + if (pte_write(__pte)) { \ + if (atomic_read(&(__mm)->mm_users) > 1 || \ + (__mm) != current->active_mm) \ + ptep_invalidate(__addr, __ptep); \ + set_pte_at(__mm, __addr, __ptep, pte_wrprotect(__pte)); \ + } \ +}) + +#define __HAVE_ARCH_PTEP_SET_ACCESS_FLAGS #define ptep_set_access_flags(__vma, __addr, __ptep, __entry, __dirty) \ ({ \ int __changed = !pte_same(*(__ptep), __entry); \ @@ -740,11 +780,13 @@ static inline void ptep_set_wrprotect(struct mm_struct *mm, unsigned long addr, * should therefore only be called if it is not mapped in any * address space. */ +#define __HAVE_ARCH_PAGE_TEST_DIRTY static inline int page_test_dirty(struct page *page) { return (page_get_storage_key(page_to_phys(page)) & _PAGE_CHANGED) != 0; } +#define __HAVE_ARCH_PAGE_CLEAR_DIRTY static inline void page_clear_dirty(struct page *page) { page_set_storage_key(page_to_phys(page), PAGE_DEFAULT_KEY); @@ -753,6 +795,7 @@ static inline void page_clear_dirty(struct page *page) /* * Test and clear referenced bit in storage key. */ +#define __HAVE_ARCH_PAGE_TEST_AND_CLEAR_YOUNG static inline int page_test_and_clear_young(struct page *page) { unsigned long physpage = page_to_phys(page); @@ -784,63 +827,48 @@ static inline pte_t mk_pte(struct page *page, pgprot_t pgprot) return mk_pte_phys(physpage, pgprot); } -static inline pte_t pfn_pte(unsigned long pfn, pgprot_t pgprot) -{ - unsigned long physpage = __pa((pfn) << PAGE_SHIFT); - - return mk_pte_phys(physpage, pgprot); -} - -#ifdef __s390x__ - -static inline pmd_t pfn_pmd(unsigned long pfn, pgprot_t pgprot) -{ - unsigned long physpage = __pa((pfn) << PAGE_SHIFT); - - return __pmd(physpage + pgprot_val(pgprot)); -} - -#endif /* __s390x__ */ - -#define pte_pfn(x) (pte_val(x) >> PAGE_SHIFT) -#define pte_page(x) pfn_to_page(pte_pfn(x)) +#define pgd_index(address) (((address) >> PGDIR_SHIFT) & (PTRS_PER_PGD-1)) +#define pud_index(address) (((address) >> PUD_SHIFT) & (PTRS_PER_PUD-1)) +#define pmd_index(address) (((address) >> PMD_SHIFT) & (PTRS_PER_PMD-1)) +#define pte_index(address) (((address) >> PAGE_SHIFT) & (PTRS_PER_PTE-1)) -#define pmd_page_vaddr(pmd) (pmd_val(pmd) & PAGE_MASK) +#define pgd_offset(mm, address) ((mm)->pgd + pgd_index(address)) +#define pgd_offset_k(address) pgd_offset(&init_mm, address) -#define pmd_page(pmd) pfn_to_page(pmd_val(pmd) >> PAGE_SHIFT) +#ifndef __s390x__ -#define pgd_page_vaddr(pgd) (pgd_val(pgd) & PAGE_MASK) +#define pmd_deref(pmd) (pmd_val(pmd) & _SEGMENT_ENTRY_ORIGIN) +#define pud_deref(pmd) ({ BUG(); 0UL; }) +#define pgd_deref(pmd) ({ BUG(); 0UL; }) -#define pgd_page(pgd) pfn_to_page(pgd_val(pgd) >> PAGE_SHIFT) +#define pud_offset(pgd, address) ((pud_t *) pgd) +#define pmd_offset(pud, address) ((pmd_t *) pud + pmd_index(address)) -/* to find an entry in a page-table-directory */ -#define pgd_index(address) (((address) >> PGDIR_SHIFT) & (PTRS_PER_PGD-1)) -#define pgd_offset(mm, address) ((mm)->pgd+pgd_index(address)) +#else /* __s390x__ */ -/* to find an entry in a kernel page-table-directory */ -#define pgd_offset_k(address) pgd_offset(&init_mm, address) +#define pmd_deref(pmd) (pmd_val(pmd) & _SEGMENT_ENTRY_ORIGIN) +#define pud_deref(pud) (pud_val(pud) & _REGION_ENTRY_ORIGIN) +#define pgd_deref(pgd) ({ BUG(); 0UL; }) -#ifndef __s390x__ +#define pud_offset(pgd, address) ((pud_t *) pgd) -/* Find an entry in the second-level page table.. */ -static inline pmd_t * pmd_offset(pgd_t * dir, unsigned long address) +static inline pmd_t *pmd_offset(pud_t *pud, unsigned long address) { - return (pmd_t *) dir; + pmd_t *pmd = (pmd_t *) pud_deref(*pud); + return pmd + pmd_index(address); } -#else /* __s390x__ */ +#endif /* __s390x__ */ -/* Find an entry in the second-level page table.. */ -#define pmd_index(address) (((address) >> PMD_SHIFT) & (PTRS_PER_PMD-1)) -#define pmd_offset(dir,addr) \ - ((pmd_t *) pgd_page_vaddr(*(dir)) + pmd_index(addr)) +#define pfn_pte(pfn,pgprot) mk_pte_phys(__pa((pfn) << PAGE_SHIFT),(pgprot)) +#define pte_pfn(x) (pte_val(x) >> PAGE_SHIFT) +#define pte_page(x) pfn_to_page(pte_pfn(x)) -#endif /* __s390x__ */ +#define pmd_page(pmd) pfn_to_page(pmd_val(pmd) >> PAGE_SHIFT) -/* Find an entry in the third-level page table.. */ -#define pte_index(address) (((address) >> PAGE_SHIFT) & (PTRS_PER_PTE-1)) -#define pte_offset_kernel(pmd, address) \ - ((pte_t *) pmd_page_vaddr(*(pmd)) + pte_index(address)) +/* Find an entry in the lowest level page table.. */ +#define pte_offset(pmd, addr) ((pte_t *) pmd_deref(*(pmd)) + pte_index(addr)) +#define pte_offset_kernel(pmd, address) pte_offset(pmd,address) #define pte_offset_map(pmd, address) pte_offset_kernel(pmd, address) #define pte_offset_map_nested(pmd, address) pte_offset_kernel(pmd, address) #define pte_unmap(pte) do { } while (0) @@ -930,17 +958,6 @@ extern int remove_shared_memory(unsigned long start, unsigned long size); #define __HAVE_ARCH_MEMMAP_INIT extern void memmap_init(unsigned long, int, unsigned long, unsigned long); -#define __HAVE_ARCH_PTEP_SET_ACCESS_FLAGS -#define __HAVE_ARCH_PTEP_TEST_AND_CLEAR_YOUNG -#define __HAVE_ARCH_PTEP_CLEAR_YOUNG_FLUSH -#define __HAVE_ARCH_PTEP_GET_AND_CLEAR -#define __HAVE_ARCH_PTEP_CLEAR_FLUSH -#define __HAVE_ARCH_PTEP_SET_WRPROTECT -#define __HAVE_ARCH_PTE_SAME -#define __HAVE_ARCH_PAGE_TEST_DIRTY -#define __HAVE_ARCH_PAGE_CLEAR_DIRTY -#define __HAVE_ARCH_PAGE_TEST_AND_CLEAR_YOUNG #include <asm-generic/pgtable.h> #endif /* _S390_PAGE_H */ - diff --git a/include/asm-s390/processor.h b/include/asm-s390/processor.h index 3b972d4c6b2..21d40a19355 100644 --- a/include/asm-s390/processor.h +++ b/include/asm-s390/processor.h @@ -93,7 +93,6 @@ struct thread_struct { s390_fp_regs fp_regs; unsigned int acrs[NUM_ACRS]; unsigned long ksp; /* kernel stack pointer */ - unsigned long user_seg; /* HSTD */ mm_segment_t mm_segment; unsigned long prot_addr; /* address of protection-excep. */ unsigned int error_code; /* error-code of last prog-excep. */ @@ -128,22 +127,9 @@ struct stack_frame { #define ARCH_MIN_TASKALIGN 8 -#ifndef __s390x__ -# define __SWAPPER_PG_DIR __pa(&swapper_pg_dir[0]) + _SEGMENT_TABLE -#else /* __s390x__ */ -# define __SWAPPER_PG_DIR __pa(&swapper_pg_dir[0]) + _REGION_TABLE -#endif /* __s390x__ */ - -#define INIT_THREAD {{0,{{0},{0},{0},{0},{0},{0},{0},{0},{0},{0}, \ - {0},{0},{0},{0},{0},{0}}}, \ - {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, \ - sizeof(init_stack) + (unsigned long) &init_stack, \ - __SWAPPER_PG_DIR, \ - {0}, \ - 0,0,0, \ - (per_struct) {{{{0,}}},0,0,0,0,{{0,}}}, \ - 0, 0 \ -} +#define INIT_THREAD { \ + .ksp = sizeof(init_stack) + (unsigned long) &init_stack, \ +} /* * Do necessary setup to start up a new thread. diff --git a/include/asm-s390/scatterlist.h b/include/asm-s390/scatterlist.h index a43b3afc5e2..29ec8e28c8d 100644 --- a/include/asm-s390/scatterlist.h +++ b/include/asm-s390/scatterlist.h @@ -2,7 +2,10 @@ #define _ASMS390_SCATTERLIST_H struct scatterlist { - struct page *page; +#ifdef CONFIG_DEBUG_SG + unsigned long sg_magic; +#endif + unsigned long page_link; unsigned int offset; unsigned int length; }; diff --git a/include/asm-s390/tlb.h b/include/asm-s390/tlb.h index 51bd957b85b..618693cfc10 100644 --- a/include/asm-s390/tlb.h +++ b/include/asm-s390/tlb.h @@ -2,19 +2,130 @@ #define _S390_TLB_H /* - * s390 doesn't need any special per-pte or - * per-vma handling.. + * TLB flushing on s390 is complicated. The following requirement + * from the principles of operation is the most arduous: + * + * "A valid table entry must not be changed while it is attached + * to any CPU and may be used for translation by that CPU except to + * (1) invalidate the entry by using INVALIDATE PAGE TABLE ENTRY, + * or INVALIDATE DAT TABLE ENTRY, (2) alter bits 56-63 of a page + * table entry, or (3) make a change by means of a COMPARE AND SWAP + * AND PURGE instruction that purges the TLB." + * + * The modification of a pte of an active mm struct therefore is + * a two step process: i) invalidate the pte, ii) store the new pte. + * This is true for the page protection bit as well. + * The only possible optimization is to flush at the beginning of + * a tlb_gather_mmu cycle if the mm_struct is currently not in use. + * + * Pages used for the page tables is a different story. FIXME: more */ -#define tlb_start_vma(tlb, vma) do { } while (0) -#define tlb_end_vma(tlb, vma) do { } while (0) -#define __tlb_remove_tlb_entry(tlb, ptep, address) do { } while (0) + +#include <linux/mm.h> +#include <linux/swap.h> +#include <asm/processor.h> +#include <asm/pgalloc.h> +#include <asm/smp.h> +#include <asm/tlbflush.h> + +#ifndef CONFIG_SMP +#define TLB_NR_PTRS 1 +#else +#define TLB_NR_PTRS 508 +#endif + +struct mmu_gather { + struct mm_struct *mm; + unsigned int fullmm; + unsigned int nr_ptes; + unsigned int nr_pmds; + void *array[TLB_NR_PTRS]; +}; + +DECLARE_PER_CPU(struct mmu_gather, mmu_gathers); + +static inline struct mmu_gather *tlb_gather_mmu(struct mm_struct *mm, + unsigned int full_mm_flush) +{ + struct mmu_gather *tlb = &get_cpu_var(mmu_gathers); + + tlb->mm = mm; + tlb->fullmm = full_mm_flush || (num_online_cpus() == 1) || + (atomic_read(&mm->mm_users) <= 1 && mm == current->active_mm); + tlb->nr_ptes = 0; + tlb->nr_pmds = TLB_NR_PTRS; + if (tlb->fullmm) + __tlb_flush_mm(mm); + return tlb; +} + +static inline void tlb_flush_mmu(struct mmu_gather *tlb, + unsigned long start, unsigned long end) +{ + if (!tlb->fullmm && (tlb->nr_ptes > 0 || tlb->nr_pmds < TLB_NR_PTRS)) + __tlb_flush_mm(tlb->mm); + while (tlb->nr_ptes > 0) + pte_free(tlb->array[--tlb->nr_ptes]); + while (tlb->nr_pmds < TLB_NR_PTRS) + pmd_free((pmd_t *) tlb->array[tlb->nr_pmds++]); +} + +static inline void tlb_finish_mmu(struct mmu_gather *tlb, + unsigned long start, unsigned long end) +{ + tlb_flush_mmu(tlb, start, end); + + /* keep the page table cache within bounds */ + check_pgt_cache(); + + put_cpu_var(mmu_gathers); +} /* - * .. because we flush the whole mm when it - * fills up. + * Release the page cache reference for a pte removed by + * tlb_ptep_clear_flush. In both flush modes the tlb fo a page cache page + * has already been freed, so just do free_page_and_swap_cache. */ -#define tlb_flush(tlb) flush_tlb_mm((tlb)->mm) +static inline void tlb_remove_page(struct mmu_gather *tlb, struct page *page) +{ + free_page_and_swap_cache(page); +} -#include <asm-generic/tlb.h> +/* + * pte_free_tlb frees a pte table and clears the CRSTE for the + * page table from the tlb. + */ +static inline void pte_free_tlb(struct mmu_gather *tlb, struct page *page) +{ + if (!tlb->fullmm) { + tlb->array[tlb->nr_ptes++] = page; + if (tlb->nr_ptes >= tlb->nr_pmds) + tlb_flush_mmu(tlb, 0, 0); + } else + pte_free(page); +} +/* + * pmd_free_tlb frees a pmd table and clears the CRSTE for the + * segment table entry from the tlb. + */ +static inline void pmd_free_tlb(struct mmu_gather *tlb, pmd_t *pmd) +{ +#ifdef __s390x__ + if (!tlb->fullmm) { + tlb->array[--tlb->nr_pmds] = (struct page *) pmd; + if (tlb->nr_ptes >= tlb->nr_pmds) + tlb_flush_mmu(tlb, 0, 0); + } else + pmd_free(pmd); #endif +} + +#define pud_free_tlb(tlb, pud) do { } while (0) + +#define tlb_start_vma(tlb, vma) do { } while (0) +#define tlb_end_vma(tlb, vma) do { } while (0) +#define tlb_remove_tlb_entry(tlb, ptep, addr) do { } while (0) +#define tlb_migrate_finish(mm) do { } while (0) + +#endif /* _S390_TLB_H */ diff --git a/include/asm-s390/tlbflush.h b/include/asm-s390/tlbflush.h index 66793f55c8b..a69bd2490d5 100644 --- a/include/asm-s390/tlbflush.h +++ b/include/asm-s390/tlbflush.h @@ -6,69 +6,19 @@ #include <asm/pgalloc.h> /* - * TLB flushing: - * - * - flush_tlb() flushes the current mm struct TLBs - * - flush_tlb_all() flushes all processes TLBs - * - flush_tlb_mm(mm) flushes the specified mm context TLB's - * - flush_tlb_page(vma, vmaddr) flushes one page - * - flush_tlb_range(vma, start, end) flushes a range of pages - * - flush_tlb_kernel_range(start, end) flushes a range of kernel pages - * - flush_tlb_pgtables(mm, start, end) flushes a range of page tables - */ - -/* - * S/390 has three ways of flushing TLBs - * 'ptlb' does a flush of the local processor - * 'csp' flushes the TLBs on all PUs of a SMP - * 'ipte' invalidates a pte in a page table and flushes that out of - * the TLBs of all PUs of a SMP + * Flush all tlb entries on the local cpu. */ - -#define local_flush_tlb() \ -do { asm volatile("ptlb": : :"memory"); } while (0) - -#ifndef CONFIG_SMP - -/* - * We always need to flush, since s390 does not flush tlb - * on each context switch - */ - -static inline void flush_tlb(void) -{ - local_flush_tlb(); -} -static inline void flush_tlb_all(void) -{ - local_flush_tlb(); -} -static inline void flush_tlb_mm(struct mm_struct *mm) +static inline void __tlb_flush_local(void) { - local_flush_tlb(); + asm volatile("ptlb" : : : "memory"); } -static inline void flush_tlb_page(struct vm_area_struct *vma, - unsigned long addr) -{ - local_flush_tlb(); -} -static inline void flush_tlb_range(struct vm_area_struct *vma, - unsigned long start, unsigned long end) -{ - local_flush_tlb(); -} - -#define flush_tlb_kernel_range(start, end) \ - local_flush_tlb(); - -#else - -#include <asm/smp.h> - -extern void smp_ptlb_all(void); -static inline void global_flush_tlb(void) +/* + * Flush all tlb entries on all cpus. + */ +static inline void __tlb_flush_global(void) { + extern void smp_ptlb_all(void); register unsigned long reg2 asm("2"); register unsigned long reg3 asm("3"); register unsigned long reg4 asm("4"); @@ -90,72 +40,75 @@ static inline void global_flush_tlb(void) } /* - * We only have to do global flush of tlb if process run since last - * flush on any other pu than current. - * If we have threads (mm->count > 1) we always do a global flush, - * since the process runs on more than one processor at the same time. + * Flush all tlb entries of a page table on all cpus. */ +static inline void __tlb_flush_idte(pgd_t *pgd) +{ + asm volatile( + " .insn rrf,0xb98e0000,0,%0,%1,0" + : : "a" (2048), "a" (__pa(pgd) & PAGE_MASK) : "cc" ); +} -static inline void __flush_tlb_mm(struct mm_struct * mm) +static inline void __tlb_flush_mm(struct mm_struct * mm) { cpumask_t local_cpumask; if (unlikely(cpus_empty(mm->cpu_vm_mask))) return; + /* + * If the machine has IDTE we prefer to do a per mm flush + * on all cpus instead of doing a local flush if the mm + * only ran on the local cpu. + */ if (MACHINE_HAS_IDTE) { - pgd_t *shadow_pgd = get_shadow_pgd(mm->pgd); + pgd_t *shadow_pgd = get_shadow_table(mm->pgd); - if (shadow_pgd) { - asm volatile( - " .insn rrf,0xb98e0000,0,%0,%1,0" - : : "a" (2048), - "a" (__pa(shadow_pgd) & PAGE_MASK) : "cc" ); - } - asm volatile( - " .insn rrf,0xb98e0000,0,%0,%1,0" - : : "a" (2048), "a" (__pa(mm->pgd)&PAGE_MASK) : "cc"); + if (shadow_pgd) + __tlb_flush_idte(shadow_pgd); + __tlb_flush_idte(mm->pgd); return; } preempt_disable(); + /* + * If the process only ran on the local cpu, do a local flush. + */ local_cpumask = cpumask_of_cpu(smp_processor_id()); if (cpus_equal(mm->cpu_vm_mask, local_cpumask)) - local_flush_tlb(); + __tlb_flush_local(); else - global_flush_tlb(); + __tlb_flush_global(); preempt_enable(); } -static inline void flush_tlb(void) -{ - __flush_tlb_mm(current->mm); -} -static inline void flush_tlb_all(void) -{ - global_flush_tlb(); -} -static inline void flush_tlb_mm(struct mm_struct *mm) -{ - __flush_tlb_mm(mm); -} -static inline void flush_tlb_page(struct vm_area_struct *vma, - unsigned long addr) +static inline void __tlb_flush_mm_cond(struct mm_struct * mm) { - __flush_tlb_mm(vma->vm_mm); + if (atomic_read(&mm->mm_users) <= 1 && mm == current->active_mm) + __tlb_flush_mm(mm); } -static inline void flush_tlb_range(struct vm_area_struct *vma, - unsigned long start, unsigned long end) -{ - __flush_tlb_mm(vma->vm_mm); -} - -#define flush_tlb_kernel_range(start, end) global_flush_tlb() -#endif +/* + * TLB flushing: + * flush_tlb() - flushes the current mm struct TLBs + * flush_tlb_all() - flushes all processes TLBs + * flush_tlb_mm(mm) - flushes the specified mm context TLB's + * flush_tlb_page(vma, vmaddr) - flushes one page + * flush_tlb_range(vma, start, end) - flushes a range of pages + * flush_tlb_kernel_range(start, end) - flushes a range of kernel pages + */ -static inline void flush_tlb_pgtables(struct mm_struct *mm, - unsigned long start, unsigned long end) -{ - /* S/390 does not keep any page table caches in TLB */ -} +/* + * flush_tlb_mm goes together with ptep_set_wrprotect for the + * copy_page_range operation and flush_tlb_range is related to + * ptep_get_and_clear for change_protection. ptep_set_wrprotect and + * ptep_get_and_clear do not flush the TLBs directly if the mm has + * only one user. At the end of the update the flush_tlb_mm and + * flush_tlb_range functions need to do the flush. + */ +#define flush_tlb() do { } while (0) +#define flush_tlb_all() do { } while (0) +#define flush_tlb_mm(mm) __tlb_flush_mm_cond(mm) +#define flush_tlb_page(vma, addr) do { } while (0) +#define flush_tlb_range(vma, start, end) __tlb_flush_mm_cond(mm) +#define flush_tlb_kernel_range(start, end) __tlb_flush_mm(&init_mm) #endif /* _S390_TLBFLUSH_H */ diff --git a/include/asm-sh/bitops.h b/include/asm-sh/bitops.h index 1c16792cee1..df805f20b26 100644 --- a/include/asm-sh/bitops.h +++ b/include/asm-sh/bitops.h @@ -2,6 +2,11 @@ #define __ASM_SH_BITOPS_H #ifdef __KERNEL__ + +#ifndef _LINUX_BITOPS_H +#error only <linux/bitops.h> can be included directly +#endif + #include <asm/system.h> /* For __swab32 */ #include <asm/byteorder.h> @@ -137,6 +142,7 @@ static inline unsigned long __ffs(unsigned long word) #include <asm-generic/bitops/find.h> #include <asm-generic/bitops/ffs.h> #include <asm-generic/bitops/hweight.h> +#include <asm-generic/bitops/lock.h> #include <asm-generic/bitops/sched.h> #include <asm-generic/bitops/ext2-non-atomic.h> #include <asm-generic/bitops/ext2-atomic.h> diff --git a/include/asm-sh/dma-mapping.h b/include/asm-sh/dma-mapping.h index 84fefdaa01a..fcea067f7a9 100644 --- a/include/asm-sh/dma-mapping.h +++ b/include/asm-sh/dma-mapping.h @@ -2,7 +2,7 @@ #define __ASM_SH_DMA_MAPPING_H #include <linux/mm.h> -#include <asm/scatterlist.h> +#include <linux/scatterlist.h> #include <asm/cacheflush.h> #include <asm/io.h> @@ -85,10 +85,9 @@ static inline int dma_map_sg(struct device *dev, struct scatterlist *sg, for (i = 0; i < nents; i++) { #if !defined(CONFIG_PCI) || defined(CONFIG_SH_PCIDMA_NONCOHERENT) - dma_cache_sync(dev, page_address(sg[i].page) + sg[i].offset, - sg[i].length, dir); + dma_cache_sync(dev, sg_virt(&sg[i]), sg[i].length, dir); #endif - sg[i].dma_address = page_to_phys(sg[i].page) + sg[i].offset; + sg[i].dma_address = sg_phys(&sg[i]); } return nents; @@ -138,10 +137,9 @@ static inline void dma_sync_sg(struct device *dev, struct scatterlist *sg, for (i = 0; i < nelems; i++) { #if !defined(CONFIG_PCI) || defined(CONFIG_SH_PCIDMA_NONCOHERENT) - dma_cache_sync(dev, page_address(sg[i].page) + sg[i].offset, - sg[i].length, dir); + dma_cache_sync(dev, sg_virt(&sg[i]), sg[i].length, dir); #endif - sg[i].dma_address = page_to_phys(sg[i].page) + sg[i].offset; + sg[i].dma_address = sg_phys(&sg[i]); } } diff --git a/include/asm-sh/scatterlist.h b/include/asm-sh/scatterlist.h index b9ae53c3836..a7d0d1856a9 100644 --- a/include/asm-sh/scatterlist.h +++ b/include/asm-sh/scatterlist.h @@ -4,7 +4,10 @@ #include <asm/types.h> struct scatterlist { - struct page * page; /* Location for highmem page, if any */ +#ifdef CONFIG_DEBUG_SG + unsigned long sg_magic; +#endif + unsigned long page_link; unsigned int offset;/* for highmem, page offset */ dma_addr_t dma_address; unsigned int length; diff --git a/include/asm-sh/se7751.h b/include/asm-sh/se7751.h index 02ca9347f04..b36792ac5d6 100644 --- a/include/asm-sh/se7751.h +++ b/include/asm-sh/se7751.h @@ -36,7 +36,7 @@ #define PA_LED 0xba000000 /* LED */ #define PA_BCR 0xbb000000 /* FPGA on the MS7751SE01 */ -#define PA_MRSHPC 0xb83fffe0 /* MR-SHPC-01 PCMCIA controler */ +#define PA_MRSHPC 0xb83fffe0 /* MR-SHPC-01 PCMCIA controller */ #define PA_MRSHPC_MW1 0xb8400000 /* MR-SHPC-01 memory window base */ #define PA_MRSHPC_MW2 0xb8500000 /* MR-SHPC-01 attribute window base */ #define PA_MRSHPC_IO 0xb8600000 /* MR-SHPC-01 I/O window base */ diff --git a/include/asm-sh/systemh7751.h b/include/asm-sh/systemh7751.h index b143bb2a2ca..4161122c84e 100644 --- a/include/asm-sh/systemh7751.h +++ b/include/asm-sh/systemh7751.h @@ -36,7 +36,7 @@ #define PA_LED 0xba000000 /* LED */ #define PA_BCR 0xbb000000 /* FPGA on the MS7751SE01 */ -#define PA_MRSHPC 0xb83fffe0 /* MR-SHPC-01 PCMCIA controler */ +#define PA_MRSHPC 0xb83fffe0 /* MR-SHPC-01 PCMCIA controller */ #define PA_MRSHPC_MW1 0xb8400000 /* MR-SHPC-01 memory window base */ #define PA_MRSHPC_MW2 0xb8500000 /* MR-SHPC-01 attribute window base */ #define PA_MRSHPC_IO 0xb8600000 /* MR-SHPC-01 I/O window base */ diff --git a/include/asm-sh/tlbflush.h b/include/asm-sh/tlbflush.h index 455fb8da441..e0ac97221ae 100644 --- a/include/asm-sh/tlbflush.h +++ b/include/asm-sh/tlbflush.h @@ -9,7 +9,6 @@ * - flush_tlb_page(vma, vmaddr) flushes one page * - flush_tlb_range(vma, start, end) flushes a range of pages * - flush_tlb_kernel_range(start, end) flushes a range of kernel pages - * - flush_tlb_pgtables(mm, start, end) flushes a range of page tables */ extern void local_flush_tlb_all(void); extern void local_flush_tlb_mm(struct mm_struct *mm); @@ -47,9 +46,4 @@ extern void flush_tlb_one(unsigned long asid, unsigned long page); #endif /* CONFIG_SMP */ -static inline void flush_tlb_pgtables(struct mm_struct *mm, - unsigned long start, unsigned long end) -{ - /* Nothing to do */ -} #endif /* __ASM_SH_TLBFLUSH_H */ diff --git a/include/asm-sh64/bitops.h b/include/asm-sh64/bitops.h index f3bdcdb5d04..600c59efb4c 100644 --- a/include/asm-sh64/bitops.h +++ b/include/asm-sh64/bitops.h @@ -13,6 +13,11 @@ */ #ifdef __KERNEL__ + +#ifndef _LINUX_BITOPS_H +#error only <linux/bitops.h> can be included directly +#endif + #include <linux/compiler.h> #include <asm/system.h> /* For __swab32 */ @@ -136,6 +141,7 @@ static __inline__ unsigned long ffz(unsigned long word) #include <asm-generic/bitops/__ffs.h> #include <asm-generic/bitops/find.h> #include <asm-generic/bitops/hweight.h> +#include <asm-generic/bitops/lock.h> #include <asm-generic/bitops/sched.h> #include <asm-generic/bitops/ffs.h> #include <asm-generic/bitops/ext2-non-atomic.h> diff --git a/include/asm-sh64/dma-mapping.h b/include/asm-sh64/dma-mapping.h index e661857f98d..1438b763a5e 100644 --- a/include/asm-sh64/dma-mapping.h +++ b/include/asm-sh64/dma-mapping.h @@ -2,7 +2,7 @@ #define __ASM_SH_DMA_MAPPING_H #include <linux/mm.h> -#include <asm/scatterlist.h> +#include <linux/scatterlist.h> #include <asm/io.h> struct pci_dev; @@ -71,10 +71,9 @@ static inline int dma_map_sg(struct device *dev, struct scatterlist *sg, for (i = 0; i < nents; i++) { #if !defined(CONFIG_PCI) || defined(CONFIG_SH_PCIDMA_NONCOHERENT) - dma_cache_sync(dev, page_address(sg[i].page) + sg[i].offset, - sg[i].length, dir); + dma_cache_sync(dev, sg_virt(&sg[i]), sg[i].length, dir); #endif - sg[i].dma_address = page_to_phys(sg[i].page) + sg[i].offset; + sg[i].dma_address = sg_phys(&sg[i]); } return nents; @@ -124,10 +123,9 @@ static inline void dma_sync_sg(struct device *dev, struct scatterlist *sg, for (i = 0; i < nelems; i++) { #if !defined(CONFIG_PCI) || defined(CONFIG_SH_PCIDMA_NONCOHERENT) - dma_cache_sync(dev, page_address(sg[i].page) + sg[i].offset, - sg[i].length, dir); + dma_cache_sync(dev, sg_virt(&sg[i]), sg[i].length, dir); #endif - sg[i].dma_address = page_to_phys(sg[i].page) + sg[i].offset; + sg[i].dma_address = sg_phys(&sg[i]); } } diff --git a/include/asm-sh64/ide.h b/include/asm-sh64/ide.h index c9d84d5f772..b6e31e8b941 100644 --- a/include/asm-sh64/ide.h +++ b/include/asm-sh64/ide.h @@ -19,7 +19,6 @@ /* Without this, the initialisation of PCI IDE cards end up calling * ide_init_hwif_ports, which won't work. */ #ifdef CONFIG_BLK_DEV_IDEPCI -#define IDE_ARCH_OBSOLETE_INIT 1 #define ide_default_io_ctl(base) (0) #endif diff --git a/include/asm-sh64/scatterlist.h b/include/asm-sh64/scatterlist.h index 1c723f2d7a9..5109251970e 100644 --- a/include/asm-sh64/scatterlist.h +++ b/include/asm-sh64/scatterlist.h @@ -14,7 +14,10 @@ #include <asm/types.h> struct scatterlist { - struct page * page; /* Location for highmem page, if any */ +#ifdef CONFIG_DEBUG_SG + unsigned long sg_magic; +#endif + unsigned long page_link; unsigned int offset;/* for highmem, page offset */ dma_addr_t dma_address; unsigned int length; diff --git a/include/asm-sh64/system.h b/include/asm-sh64/system.h index 5ff94644e8c..be2a15ffcc5 100644 --- a/include/asm-sh64/system.h +++ b/include/asm-sh64/system.h @@ -62,8 +62,7 @@ extern void __xchg_called_with_bad_pointer(void); #define smp_read_barrier_depends() do { } while (0) #endif /* CONFIG_SMP */ -#define set_rmb(var, value) do { (void)xchg(&var, value); } while (0) -#define set_mb(var, value) set_rmb(var, value) +#define set_mb(var, value) do { (void)xchg(&var, value); } while (0) /* Interrupt Control */ #ifndef HARD_CLI diff --git a/include/asm-sh64/tlbflush.h b/include/asm-sh64/tlbflush.h index e45beadc29e..16a164a2375 100644 --- a/include/asm-sh64/tlbflush.h +++ b/include/asm-sh64/tlbflush.h @@ -20,10 +20,6 @@ extern void flush_tlb_mm(struct mm_struct *mm); extern void flush_tlb_range(struct vm_area_struct *vma, unsigned long start, unsigned long end); extern void flush_tlb_page(struct vm_area_struct *vma, unsigned long page); -static inline void flush_tlb_pgtables(struct mm_struct *mm, - unsigned long start, unsigned long end) -{ -} extern void flush_tlb_kernel_range(unsigned long start, unsigned long end); diff --git a/include/asm-sparc/bitops.h b/include/asm-sparc/bitops.h index 329e696e775..cb3cefab6e0 100644 --- a/include/asm-sparc/bitops.h +++ b/include/asm-sparc/bitops.h @@ -14,6 +14,10 @@ #ifdef __KERNEL__ +#ifndef _LINUX_BITOPS_H +#error only <linux/bitops.h> can be included directly +#endif + extern unsigned long ___set_bit(unsigned long *addr, unsigned long mask); extern unsigned long ___clear_bit(unsigned long *addr, unsigned long mask); extern unsigned long ___change_bit(unsigned long *addr, unsigned long mask); @@ -96,6 +100,7 @@ static inline void change_bit(unsigned long nr, volatile unsigned long *addr) #include <asm-generic/bitops/fls.h> #include <asm-generic/bitops/fls64.h> #include <asm-generic/bitops/hweight.h> +#include <asm-generic/bitops/lock.h> #include <asm-generic/bitops/find.h> #include <asm-generic/bitops/ext2-non-atomic.h> #include <asm-generic/bitops/ext2-atomic.h> diff --git a/include/asm-sparc/ide.h b/include/asm-sparc/ide.h index a6d735a1310..404022765fc 100644 --- a/include/asm-sparc/ide.h +++ b/include/asm-sparc/ide.h @@ -18,7 +18,6 @@ #undef MAX_HWIFS #define MAX_HWIFS 2 -#define IDE_ARCH_OBSOLETE_INIT #define ide_default_io_ctl(base) ((base) + 0x206) /* obsolete */ #define __ide_insl(data_reg, buffer, wcount) \ diff --git a/include/asm-sparc/ioctls.h b/include/asm-sparc/ioctls.h index bdf77b0dfd8..058c2064f70 100644 --- a/include/asm-sparc/ioctls.h +++ b/include/asm-sparc/ioctls.h @@ -15,6 +15,10 @@ #define TCSETS _IOW('T', 9, struct termios) #define TCSETSW _IOW('T', 10, struct termios) #define TCSETSF _IOW('T', 11, struct termios) +#define TCGETS2 _IOR('T', 12, struct termios2) +#define TCSETS2 _IOW('T', 13, struct termios2) +#define TCSETSW2 _IOW('T', 14, struct termios2) +#define TCSETSF2 _IOW('T', 15, struct termios2) /* Note that all the ioctls that are not available in Linux have a * double underscore on the front to: a) avoid some programs to diff --git a/include/asm-sparc/of_platform.h b/include/asm-sparc/of_platform.h index 64a230064ef..d638737ff13 100644 --- a/include/asm-sparc/of_platform.h +++ b/include/asm-sparc/of_platform.h @@ -18,12 +18,9 @@ extern struct bus_type ebus_bus_type; extern struct bus_type sbus_bus_type; -extern struct bus_type of_platform_bus_type; + #define of_bus_type of_platform_bus_type /* for compatibility */ -extern int of_register_driver(struct of_platform_driver *drv, - struct bus_type *bus); -extern void of_unregister_driver(struct of_platform_driver *drv); extern struct of_device *of_platform_device_create(struct device_node *np, const char *bus_id, struct device *parent, diff --git a/include/asm-sparc/scatterlist.h b/include/asm-sparc/scatterlist.h index 4055af90ad7..e08d3d775b0 100644 --- a/include/asm-sparc/scatterlist.h +++ b/include/asm-sparc/scatterlist.h @@ -5,7 +5,10 @@ #include <linux/types.h> struct scatterlist { - struct page *page; +#ifdef CONFIG_DEBUG_SG + unsigned long sg_magic; +#endif + unsigned long page_link; unsigned int offset; unsigned int length; diff --git a/include/asm-sparc/termbits.h b/include/asm-sparc/termbits.h index 5eb00a105d7..90cf2210118 100644 --- a/include/asm-sparc/termbits.h +++ b/include/asm-sparc/termbits.h @@ -31,6 +31,18 @@ struct termios { #endif }; +struct termios2 { + tcflag_t c_iflag; /* input mode flags */ + tcflag_t c_oflag; /* output mode flags */ + tcflag_t c_cflag; /* control mode flags */ + tcflag_t c_lflag; /* local mode flags */ + cc_t c_line; /* line discipline */ + cc_t c_cc[NCCS]; /* control characters */ + cc_t _x_cc[2]; /* padding to match ktermios */ + speed_t c_ispeed; /* input speed */ + speed_t c_ospeed; /* output speed */ +}; + struct ktermios { tcflag_t c_iflag; /* input mode flags */ tcflag_t c_oflag; /* output mode flags */ @@ -160,6 +172,7 @@ struct ktermios { #define CLOCAL 0x00000800 #define CBAUDEX 0x00001000 /* We'll never see these speeds with the Zilogs, but for completeness... */ +#define BOTHER 0x00001000 #define B57600 0x00001001 #define B115200 0x00001002 #define B230400 0x00001003 @@ -189,6 +202,8 @@ struct ktermios { #define CMSPAR 0x40000000 /* mark or space (stick) parity */ #define CRTSCTS 0x80000000 /* flow control */ +#define IBSHIFT 16 /* Shift from CBAUD to CIBAUD */ + /* c_lflag bits */ #define ISIG 0x00000001 #define ICANON 0x00000002 diff --git a/include/asm-sparc/termios.h b/include/asm-sparc/termios.h index d767f206ab3..4333232abb9 100644 --- a/include/asm-sparc/termios.h +++ b/include/asm-sparc/termios.h @@ -108,13 +108,55 @@ struct winsize { #define user_termios_to_kernel_termios(k, u) \ ({ \ + int err; \ + err = get_user((k)->c_iflag, &(u)->c_iflag); \ + err |= get_user((k)->c_oflag, &(u)->c_oflag); \ + err |= get_user((k)->c_cflag, &(u)->c_cflag); \ + err |= get_user((k)->c_lflag, &(u)->c_lflag); \ + err |= get_user((k)->c_line, &(u)->c_line); \ + err |= copy_from_user((k)->c_cc, (u)->c_cc, NCCS); \ + if ((k)->c_lflag & ICANON) { \ + err |= get_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \ + err |= get_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \ + } else { \ + err |= get_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \ + err |= get_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \ + } \ + err |= get_user((k)->c_ispeed, &(u)->c_ispeed); \ + err |= get_user((k)->c_ospeed, &(u)->c_ospeed); \ + err; \ +}) + +#define kernel_termios_to_user_termios(u, k) \ +({ \ + int err; \ + err = put_user((k)->c_iflag, &(u)->c_iflag); \ + err |= put_user((k)->c_oflag, &(u)->c_oflag); \ + err |= put_user((k)->c_cflag, &(u)->c_cflag); \ + err |= put_user((k)->c_lflag, &(u)->c_lflag); \ + err |= put_user((k)->c_line, &(u)->c_line); \ + err |= copy_to_user((u)->c_cc, (k)->c_cc, NCCS); \ + if (!((k)->c_lflag & ICANON)) { \ + err |= put_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \ + err |= put_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \ + } else { \ + err |= put_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \ + err |= put_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \ + } \ + err |= put_user((k)->c_ispeed, &(u)->c_ispeed); \ + err |= put_user((k)->c_ospeed, &(u)->c_ospeed); \ + err; \ +}) + +#define user_termios_to_kernel_termios_1(k, u) \ +({ \ get_user((k)->c_iflag, &(u)->c_iflag); \ get_user((k)->c_oflag, &(u)->c_oflag); \ get_user((k)->c_cflag, &(u)->c_cflag); \ get_user((k)->c_lflag, &(u)->c_lflag); \ get_user((k)->c_line, &(u)->c_line); \ copy_from_user((k)->c_cc, (u)->c_cc, NCCS); \ - if((k)->c_lflag & ICANON) { \ + if ((k)->c_lflag & ICANON) { \ get_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \ get_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \ } else { \ @@ -124,7 +166,7 @@ struct winsize { 0; \ }) -#define kernel_termios_to_user_termios(u, k) \ +#define kernel_termios_to_user_termios_1(u, k) \ ({ \ put_user((k)->c_iflag, &(u)->c_iflag); \ put_user((k)->c_oflag, &(u)->c_oflag); \ @@ -132,7 +174,7 @@ struct winsize { put_user((k)->c_lflag, &(u)->c_lflag); \ put_user((k)->c_line, &(u)->c_line); \ copy_to_user((u)->c_cc, (k)->c_cc, NCCS); \ - if(!((k)->c_lflag & ICANON)) { \ + if (!((k)->c_lflag & ICANON)) { \ put_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \ put_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \ } else { \ diff --git a/include/asm-sparc/tlbflush.h b/include/asm-sparc/tlbflush.h index a619da5cfaa..b957e29d2ae 100644 --- a/include/asm-sparc/tlbflush.h +++ b/include/asm-sparc/tlbflush.h @@ -13,7 +13,6 @@ * - flush_tlb_page(vma, vmaddr) flushes one page * - flush_tlb_range(vma, start, end) flushes a range of pages * - flush_tlb_kernel_range(start, end) flushes a range of kernel pages - * - flush_tlb_pgtables(mm, start, end) flushes a range of page tables */ #ifdef CONFIG_SMP @@ -42,11 +41,6 @@ BTFIXUPDEF_CALL(void, flush_tlb_mm, struct mm_struct *) BTFIXUPDEF_CALL(void, flush_tlb_range, struct vm_area_struct *, unsigned long, unsigned long) BTFIXUPDEF_CALL(void, flush_tlb_page, struct vm_area_struct *, unsigned long) -// Thanks to Anton Blanchard, our pagetables became uncached in 2.4. Wee! -// extern void flush_tlb_pgtables(struct mm_struct *mm, -// unsigned long start, unsigned long end); -#define flush_tlb_pgtables(mm, start, end) do{ }while(0) - #define flush_tlb_all() BTFIXUP_CALL(flush_tlb_all)() #define flush_tlb_mm(mm) BTFIXUP_CALL(flush_tlb_mm)(mm) #define flush_tlb_range(vma,start,end) BTFIXUP_CALL(flush_tlb_range)(vma,start,end) diff --git a/include/asm-sparc64/backoff.h b/include/asm-sparc64/backoff.h new file mode 100644 index 00000000000..0e32f8b62fd --- /dev/null +++ b/include/asm-sparc64/backoff.h @@ -0,0 +1,28 @@ +#ifndef _SPARC64_BACKOFF_H +#define _SPARC64_BACKOFF_H + +#define BACKOFF_LIMIT (4 * 1024) + +#ifdef CONFIG_SMP + +#define BACKOFF_SETUP(reg) \ + mov 1, reg + +#define BACKOFF_SPIN(reg, tmp, label) \ + mov reg, tmp; \ +88: brnz,pt tmp, 88b; \ + sub tmp, 1, tmp; \ + cmp reg, BACKOFF_LIMIT; \ + bg,pn %xcc, label; \ + nop; \ + ba,pt %xcc, label; \ + sllx reg, 1, reg; + +#else + +#define BACKOFF_SETUP(reg) +#define BACKOFF_SPIN(reg, tmp, label) + +#endif + +#endif /* _SPARC64_BACKOFF_H */ diff --git a/include/asm-sparc64/bitops.h b/include/asm-sparc64/bitops.h index 3d5e1af8472..982ce8992b9 100644 --- a/include/asm-sparc64/bitops.h +++ b/include/asm-sparc64/bitops.h @@ -7,6 +7,10 @@ #ifndef _SPARC64_BITOPS_H #define _SPARC64_BITOPS_H +#ifndef _LINUX_BITOPS_H +#error only <linux/bitops.h> can be included directly +#endif + #include <linux/compiler.h> #include <asm/byteorder.h> @@ -81,6 +85,7 @@ static inline unsigned int hweight8(unsigned int w) #include <asm-generic/bitops/hweight.h> #endif +#include <asm-generic/bitops/lock.h> #endif /* __KERNEL__ */ #include <asm-generic/bitops/find.h> diff --git a/include/asm-sparc64/ide.h b/include/asm-sparc64/ide.h index 55149cf933c..ac7eb210b94 100644 --- a/include/asm-sparc64/ide.h +++ b/include/asm-sparc64/ide.h @@ -24,7 +24,6 @@ # endif #endif -#define IDE_ARCH_OBSOLETE_INIT #define ide_default_io_ctl(base) ((base) + 0x206) /* obsolete */ #define __ide_insl(data_reg, buffer, wcount) \ diff --git a/include/asm-sparc64/ioctls.h b/include/asm-sparc64/ioctls.h index 2223b6d0e5e..083c9a0f37d 100644 --- a/include/asm-sparc64/ioctls.h +++ b/include/asm-sparc64/ioctls.h @@ -16,6 +16,10 @@ #define TCSETS _IOW('T', 9, struct termios) #define TCSETSW _IOW('T', 10, struct termios) #define TCSETSF _IOW('T', 11, struct termios) +#define TCGETS2 _IOR('T', 12, struct termios2) +#define TCSETS2 _IOW('T', 13, struct termios2) +#define TCSETSW2 _IOW('T', 14, struct termios2) +#define TCSETSF2 _IOW('T', 15, struct termios2) /* Note that all the ioctls that are not available in Linux have a * double underscore on the front to: a) avoid some programs to diff --git a/include/asm-sparc64/of_platform.h b/include/asm-sparc64/of_platform.h index f7c1f17c7d5..f15cfa72391 100644 --- a/include/asm-sparc64/of_platform.h +++ b/include/asm-sparc64/of_platform.h @@ -19,12 +19,9 @@ extern struct bus_type isa_bus_type; extern struct bus_type ebus_bus_type; extern struct bus_type sbus_bus_type; -extern struct bus_type of_platform_bus_type; + #define of_bus_type of_platform_bus_type /* for compatibility */ -extern int of_register_driver(struct of_platform_driver *drv, - struct bus_type *bus); -extern void of_unregister_driver(struct of_platform_driver *drv); extern struct of_device *of_platform_device_create(struct device_node *np, const char *bus_id, struct device *parent, diff --git a/include/asm-sparc64/scatterlist.h b/include/asm-sparc64/scatterlist.h index 703c5bbe6c8..6df23f070b1 100644 --- a/include/asm-sparc64/scatterlist.h +++ b/include/asm-sparc64/scatterlist.h @@ -6,7 +6,10 @@ #include <asm/types.h> struct scatterlist { - struct page *page; +#ifdef CONFIG_DEBUG_SG + unsigned long sg_magic; +#endif + unsigned long page_link; unsigned int offset; unsigned int length; diff --git a/include/asm-sparc64/smp.h b/include/asm-sparc64/smp.h index 42c09949526..1c1c5ea5cea 100644 --- a/include/asm-sparc64/smp.h +++ b/include/asm-sparc64/smp.h @@ -26,7 +26,7 @@ * Private routines/data */ -#include <asm/bitops.h> +#include <linux/bitops.h> #include <asm/atomic.h> #include <asm/percpu.h> diff --git a/include/asm-sparc64/termbits.h b/include/asm-sparc64/termbits.h index 705cd44b417..ebe31c152f1 100644 --- a/include/asm-sparc64/termbits.h +++ b/include/asm-sparc64/termbits.h @@ -5,8 +5,6 @@ typedef unsigned char cc_t; typedef unsigned int speed_t; - -/* XXX is this right for sparc64? it was an unsigned long... XXX */ typedef unsigned int tcflag_t; #define NCC 8 @@ -33,6 +31,18 @@ struct termios { #endif }; +struct termios2 { + tcflag_t c_iflag; /* input mode flags */ + tcflag_t c_oflag; /* output mode flags */ + tcflag_t c_cflag; /* control mode flags */ + tcflag_t c_lflag; /* local mode flags */ + cc_t c_line; /* line discipline */ + cc_t c_cc[NCCS]; /* control characters */ + cc_t _x_cc[2]; /* padding to match ktermios */ + speed_t c_ispeed; /* input speed */ + speed_t c_ospeed; /* output speed */ +}; + struct ktermios { tcflag_t c_iflag; /* input mode flags */ tcflag_t c_oflag; /* output mode flags */ @@ -161,6 +171,7 @@ struct ktermios { #define HUPCL 0x00000400 #define CLOCAL 0x00000800 #define CBAUDEX 0x00001000 +#define BOTHER 0x00001000 #define B57600 0x00001001 #define B115200 0x00001002 #define B230400 0x00001003 @@ -190,6 +201,8 @@ struct ktermios { #define CMSPAR 0x40000000 /* mark or space (stick) parity */ #define CRTSCTS 0x80000000 /* flow control */ +#define IBSHIFT 16 /* Shift from CBAUD to CIBAUD */ + /* c_lflag bits */ #define ISIG 0x00000001 #define ICANON 0x00000002 diff --git a/include/asm-sparc64/termios.h b/include/asm-sparc64/termios.h index f05d390993d..ef527211f8a 100644 --- a/include/asm-sparc64/termios.h +++ b/include/asm-sparc64/termios.h @@ -123,6 +123,8 @@ struct winsize { err |= get_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \ err |= get_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \ } \ + err |= get_user((k)->c_ispeed, &(u)->c_ispeed); \ + err |= get_user((k)->c_ospeed, &(u)->c_ospeed); \ err; \ }) @@ -142,6 +144,46 @@ struct winsize { err |= put_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \ err |= put_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \ } \ + err |= put_user((k)->c_ispeed, &(u)->c_ispeed); \ + err |= put_user((k)->c_ospeed, &(u)->c_ospeed); \ + err; \ +}) + +#define user_termios_to_kernel_termios_1(k, u) \ +({ \ + int err; \ + err = get_user((k)->c_iflag, &(u)->c_iflag); \ + err |= get_user((k)->c_oflag, &(u)->c_oflag); \ + err |= get_user((k)->c_cflag, &(u)->c_cflag); \ + err |= get_user((k)->c_lflag, &(u)->c_lflag); \ + err |= get_user((k)->c_line, &(u)->c_line); \ + err |= copy_from_user((k)->c_cc, (u)->c_cc, NCCS); \ + if((k)->c_lflag & ICANON) { \ + err |= get_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \ + err |= get_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \ + } else { \ + err |= get_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \ + err |= get_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \ + } \ + err; \ +}) + +#define kernel_termios_to_user_termios_1(u, k) \ +({ \ + int err; \ + err = put_user((k)->c_iflag, &(u)->c_iflag); \ + err |= put_user((k)->c_oflag, &(u)->c_oflag); \ + err |= put_user((k)->c_cflag, &(u)->c_cflag); \ + err |= put_user((k)->c_lflag, &(u)->c_lflag); \ + err |= put_user((k)->c_line, &(u)->c_line); \ + err |= copy_to_user((u)->c_cc, (k)->c_cc, NCCS); \ + if(!((k)->c_lflag & ICANON)) { \ + err |= put_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \ + err |= put_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \ + } else { \ + err |= put_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \ + err |= put_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \ + } \ err; \ }) diff --git a/include/asm-sparc64/tlbflush.h b/include/asm-sparc64/tlbflush.h index 3487328570e..fbb675dbe0c 100644 --- a/include/asm-sparc64/tlbflush.h +++ b/include/asm-sparc64/tlbflush.h @@ -41,11 +41,4 @@ do { flush_tsb_kernel_range(start,end); \ #endif /* ! CONFIG_SMP */ -static inline void flush_tlb_pgtables(struct mm_struct *mm, unsigned long start, unsigned long end) -{ - /* We don't use virtual page tables for TLB miss processing - * any more. Nowadays we use the TSB. - */ -} - #endif /* _SPARC64_TLBFLUSH_H */ diff --git a/include/asm-um/bitops.h b/include/asm-um/bitops.h index 46d781953d3..e4d38d437b9 100644 --- a/include/asm-um/bitops.h +++ b/include/asm-um/bitops.h @@ -1,6 +1,10 @@ #ifndef __UM_BITOPS_H #define __UM_BITOPS_H +#ifndef _LINUX_BITOPS_H +#error only <linux/bitops.h> can be included directly +#endif + #include "asm/arch/bitops.h" #endif diff --git a/include/asm-um/tlbflush.h b/include/asm-um/tlbflush.h index 9d647c55350..614f2c09117 100644 --- a/include/asm-um/tlbflush.h +++ b/include/asm-um/tlbflush.h @@ -17,7 +17,6 @@ * - flush_tlb_page(vma, vmaddr) flushes one page * - flush_tlb_kernel_vm() flushes the kernel vm area * - flush_tlb_range(vma, start, end) flushes a range of pages - * - flush_tlb_pgtables(mm, start, end) flushes a range of page tables */ extern void flush_tlb_all(void); @@ -29,9 +28,4 @@ extern void flush_tlb_kernel_vm(void); extern void flush_tlb_kernel_range(unsigned long start, unsigned long end); extern void __flush_tlb_one(unsigned long addr); -static inline void flush_tlb_pgtables(struct mm_struct *mm, - unsigned long start, unsigned long end) -{ -} - #endif diff --git a/include/asm-v850/bitops.h b/include/asm-v850/bitops.h index 1fa99baf4e2..f82f5b4a56e 100644 --- a/include/asm-v850/bitops.h +++ b/include/asm-v850/bitops.h @@ -13,6 +13,9 @@ #ifndef __V850_BITOPS_H__ #define __V850_BITOPS_H__ +#ifndef _LINUX_BITOPS_H +#error only <linux/bitops.h> can be included directly +#endif #include <linux/compiler.h> /* unlikely */ #include <asm/byteorder.h> /* swab32 */ @@ -145,6 +148,7 @@ static inline int __test_bit (int nr, const void *addr) #include <asm-generic/bitops/find.h> #include <asm-generic/bitops/sched.h> #include <asm-generic/bitops/hweight.h> +#include <asm-generic/bitops/lock.h> #include <asm-generic/bitops/ext2-non-atomic.h> #define ext2_set_bit_atomic(l,n,a) test_and_set_bit(n,a) diff --git a/include/asm-v850/scatterlist.h b/include/asm-v850/scatterlist.h index 56f402920db..02d27b3fb06 100644 --- a/include/asm-v850/scatterlist.h +++ b/include/asm-v850/scatterlist.h @@ -17,7 +17,10 @@ #include <asm/types.h> struct scatterlist { - struct page *page; +#ifdef CONFIG_DEBUG_SG + unsigned long sg_magic; +#endif + unsigned long page_link; unsigned offset; dma_addr_t dma_address; unsigned length; diff --git a/include/asm-v850/system.h b/include/asm-v850/system.h index 0de2481fd99..a34ddfafd56 100644 --- a/include/asm-v850/system.h +++ b/include/asm-v850/system.h @@ -66,8 +66,7 @@ static inline int irqs_disabled (void) #define rmb() mb () #define wmb() mb () #define read_barrier_depends() ((void)0) -#define set_rmb(var, value) do { xchg (&var, value); } while (0) -#define set_mb(var, value) set_rmb (var, value) +#define set_mb(var, value) do { xchg (&var, value); } while (0) #define smp_mb() mb () #define smp_rmb() rmb () diff --git a/include/asm-v850/tlbflush.h b/include/asm-v850/tlbflush.h index 5f2f85f636e..c44aa64449c 100644 --- a/include/asm-v850/tlbflush.h +++ b/include/asm-v850/tlbflush.h @@ -61,10 +61,4 @@ static inline void flush_tlb_kernel_page(unsigned long addr) BUG (); } -static inline void flush_tlb_pgtables(struct mm_struct *mm, - unsigned long start, unsigned long end) -{ - BUG (); -} - #endif /* __V850_TLBFLUSH_H__ */ diff --git a/include/asm-x86/Kbuild b/include/asm-x86/Kbuild index 559830ece75..5e3539c129b 100644 --- a/include/asm-x86/Kbuild +++ b/include/asm-x86/Kbuild @@ -1,6 +1,7 @@ include include/asm-generic/Kbuild.asm header-y += boot.h +header-y += bootparam.h header-y += debugreg.h header-y += ldt.h header-y += msr-index.h @@ -14,8 +15,10 @@ unifdef-y += a.out_32.h unifdef-y += a.out_64.h unifdef-y += byteorder_32.h unifdef-y += byteorder_64.h +unifdef-y += e820.h unifdef-y += elf_32.h unifdef-y += elf_64.h +unifdef-y += ist.h unifdef-y += mce.h unifdef-y += msgbuf_32.h unifdef-y += msgbuf_64.h diff --git a/include/asm-x86/acpi_32.h b/include/asm-x86/acpi_32.h index 125179adf04..723493e6c85 100644 --- a/include/asm-x86/acpi_32.h +++ b/include/asm-x86/acpi_32.h @@ -81,11 +81,7 @@ int __acpi_release_global_lock(unsigned int *lock); :"=r"(n_hi), "=r"(n_lo) \ :"0"(n_hi), "1"(n_lo)) -#ifdef CONFIG_X86_IO_APIC -extern void check_acpi_pci(void); -#else -static inline void check_acpi_pci(void) { } -#endif +extern void early_quirks(void); #ifdef CONFIG_ACPI extern int acpi_lapic; diff --git a/include/asm-x86/bitops_32.h b/include/asm-x86/bitops_32.h index a20fe9822f6..3268a341cf4 100644 --- a/include/asm-x86/bitops_32.h +++ b/include/asm-x86/bitops_32.h @@ -5,6 +5,10 @@ * Copyright 1992, Linus Torvalds. */ +#ifndef _LINUX_BITOPS_H +#error only <linux/bitops.h> can be included directly +#endif + #include <linux/compiler.h> #include <asm/alternative.h> @@ -402,6 +406,7 @@ static inline int fls(int x) } #include <asm-generic/bitops/hweight.h> +#include <asm-generic/bitops/lock.h> #endif /* __KERNEL__ */ diff --git a/include/asm-x86/bitops_64.h b/include/asm-x86/bitops_64.h index 1d7d9b4bcac..dacaa5f1feb 100644 --- a/include/asm-x86/bitops_64.h +++ b/include/asm-x86/bitops_64.h @@ -5,6 +5,10 @@ * Copyright 1992, Linus Torvalds. */ +#ifndef _LINUX_BITOPS_H +#error only <linux/bitops.h> can be included directly +#endif + #include <asm/alternative.h> #if __GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 1) @@ -408,6 +412,7 @@ static __inline__ int fls(int x) #define ARCH_HAS_FAST_MULTIPLIER 1 #include <asm-generic/bitops/hweight.h> +#include <asm-generic/bitops/lock.h> #endif /* __KERNEL__ */ diff --git a/include/asm-x86/bootparam.h b/include/asm-x86/bootparam.h index ef67b59dbdb..19f3ddf2df4 100644 --- a/include/asm-x86/bootparam.h +++ b/include/asm-x86/bootparam.h @@ -10,80 +10,85 @@ #include <video/edid.h> struct setup_header { - u8 setup_sects; - u16 root_flags; - u32 syssize; - u16 ram_size; + __u8 setup_sects; + __u16 root_flags; + __u32 syssize; + __u16 ram_size; #define RAMDISK_IMAGE_START_MASK 0x07FF #define RAMDISK_PROMPT_FLAG 0x8000 #define RAMDISK_LOAD_FLAG 0x4000 - u16 vid_mode; - u16 root_dev; - u16 boot_flag; - u16 jump; - u32 header; - u16 version; - u32 realmode_swtch; - u16 start_sys; - u16 kernel_version; - u8 type_of_loader; - u8 loadflags; -#define LOADED_HIGH 0x01 -#define CAN_USE_HEAP 0x80 - u16 setup_move_size; - u32 code32_start; - u32 ramdisk_image; - u32 ramdisk_size; - u32 bootsect_kludge; - u16 heap_end_ptr; - u16 _pad1; - u32 cmd_line_ptr; - u32 initrd_addr_max; - u32 kernel_alignment; - u8 relocatable_kernel; + __u16 vid_mode; + __u16 root_dev; + __u16 boot_flag; + __u16 jump; + __u32 header; + __u16 version; + __u32 realmode_swtch; + __u16 start_sys; + __u16 kernel_version; + __u8 type_of_loader; + __u8 loadflags; +#define LOADED_HIGH (1<<0) +#define KEEP_SEGMENTS (1<<6) +#define CAN_USE_HEAP (1<<7) + __u16 setup_move_size; + __u32 code32_start; + __u32 ramdisk_image; + __u32 ramdisk_size; + __u32 bootsect_kludge; + __u16 heap_end_ptr; + __u16 _pad1; + __u32 cmd_line_ptr; + __u32 initrd_addr_max; + __u32 kernel_alignment; + __u8 relocatable_kernel; + __u8 _pad2[3]; + __u32 cmdline_size; + __u32 hardware_subarch; + __u64 hardware_subarch_data; } __attribute__((packed)); struct sys_desc_table { - u16 length; - u8 table[14]; + __u16 length; + __u8 table[14]; }; struct efi_info { - u32 _pad1; - u32 efi_systab; - u32 efi_memdesc_size; - u32 efi_memdesc_version; - u32 efi_memmap; - u32 efi_memmap_size; - u32 _pad2[2]; + __u32 _pad1; + __u32 efi_systab; + __u32 efi_memdesc_size; + __u32 efi_memdesc_version; + __u32 efi_memmap; + __u32 efi_memmap_size; + __u32 _pad2[2]; }; /* The so-called "zeropage" */ struct boot_params { struct screen_info screen_info; /* 0x000 */ struct apm_bios_info apm_bios_info; /* 0x040 */ - u8 _pad2[12]; /* 0x054 */ + __u8 _pad2[12]; /* 0x054 */ struct ist_info ist_info; /* 0x060 */ - u8 _pad3[16]; /* 0x070 */ - u8 hd0_info[16]; /* obsolete! */ /* 0x080 */ - u8 hd1_info[16]; /* obsolete! */ /* 0x090 */ + __u8 _pad3[16]; /* 0x070 */ + __u8 hd0_info[16]; /* obsolete! */ /* 0x080 */ + __u8 hd1_info[16]; /* obsolete! */ /* 0x090 */ struct sys_desc_table sys_desc_table; /* 0x0a0 */ - u8 _pad4[144]; /* 0x0b0 */ + __u8 _pad4[144]; /* 0x0b0 */ struct edid_info edid_info; /* 0x140 */ struct efi_info efi_info; /* 0x1c0 */ - u32 alt_mem_k; /* 0x1e0 */ - u32 scratch; /* Scratch field! */ /* 0x1e4 */ - u8 e820_entries; /* 0x1e8 */ - u8 eddbuf_entries; /* 0x1e9 */ - u8 edd_mbr_sig_buf_entries; /* 0x1ea */ - u8 _pad6[6]; /* 0x1eb */ + __u32 alt_mem_k; /* 0x1e0 */ + __u32 scratch; /* Scratch field! */ /* 0x1e4 */ + __u8 e820_entries; /* 0x1e8 */ + __u8 eddbuf_entries; /* 0x1e9 */ + __u8 edd_mbr_sig_buf_entries; /* 0x1ea */ + __u8 _pad6[6]; /* 0x1eb */ struct setup_header hdr; /* setup header */ /* 0x1f1 */ - u8 _pad7[0x290-0x1f1-sizeof(struct setup_header)]; - u32 edd_mbr_sig_buffer[EDD_MBR_SIG_MAX]; /* 0x290 */ + __u8 _pad7[0x290-0x1f1-sizeof(struct setup_header)]; + __u32 edd_mbr_sig_buffer[EDD_MBR_SIG_MAX]; /* 0x290 */ struct e820entry e820_map[E820MAX]; /* 0x2d0 */ - u8 _pad8[48]; /* 0xcd0 */ + __u8 _pad8[48]; /* 0xcd0 */ struct edd_info eddbuf[EDDMAXNR]; /* 0xd00 */ - u8 _pad9[276]; /* 0xeec */ + __u8 _pad9[276]; /* 0xeec */ } __attribute__((packed)); #endif /* _ASM_BOOTPARAM_H */ diff --git a/include/asm-x86/cacheflush.h b/include/asm-x86/cacheflush.h index b3d43de44c5..9411a2d3f19 100644 --- a/include/asm-x86/cacheflush.h +++ b/include/asm-x86/cacheflush.h @@ -27,6 +27,7 @@ void global_flush_tlb(void); int change_page_attr(struct page *page, int numpages, pgprot_t prot); int change_page_attr_addr(unsigned long addr, int numpages, pgprot_t prot); +void clflush_cache_range(void *addr, int size); #ifdef CONFIG_DEBUG_PAGEALLOC /* internal debugging function */ diff --git a/include/asm-x86/compat.h b/include/asm-x86/compat.h index 53cb96b68a6..66ba7987184 100644 --- a/include/asm-x86/compat.h +++ b/include/asm-x86/compat.h @@ -6,6 +6,7 @@ */ #include <linux/types.h> #include <linux/sched.h> +#include <asm/user32.h> #define COMPAT_USER_HZ 100 @@ -181,6 +182,11 @@ struct compat_shmid64_ds { }; /* + * The type of struct elf_prstatus.pr_reg in compatible core dumps. + */ +typedef struct user_regs_struct32 compat_elf_gregset_t; + +/* * A pointer passed in from user mode. This should not * be used for syscall parameters, just declare them * as pointers because the syscall entry code will have diff --git a/include/asm-x86/desc_64.h b/include/asm-x86/desc_64.h index ac991b5ca0f..7d9c938e69f 100644 --- a/include/asm-x86/desc_64.h +++ b/include/asm-x86/desc_64.h @@ -20,6 +20,16 @@ extern struct desc_struct cpu_gdt_table[GDT_ENTRIES]; #define load_LDT_desc() asm volatile("lldt %w0"::"r" (GDT_ENTRY_LDT*8)) #define clear_LDT() asm volatile("lldt %w0"::"r" (0)) +static inline unsigned long __store_tr(void) +{ + unsigned long tr; + + asm volatile ("str %w0":"=r" (tr)); + return tr; +} + +#define store_tr(tr) (tr) = __store_tr() + /* * This is the ldt that every process will get unless we need * something other than this. @@ -31,6 +41,16 @@ extern struct desc_ptr cpu_gdt_descr[]; /* the cpu gdt accessor */ #define cpu_gdt(_cpu) ((struct desc_struct *)cpu_gdt_descr[_cpu].address) +static inline void load_gdt(const struct desc_ptr *ptr) +{ + asm volatile("lgdt %w0"::"m" (*ptr)); +} + +static inline void store_gdt(struct desc_ptr *ptr) +{ + asm("sgdt %w0":"=m" (*ptr)); +} + static inline void _set_gate(void *adr, unsigned type, unsigned long func, unsigned dpl, unsigned ist) { struct gate_struct s; @@ -71,6 +91,16 @@ static inline void set_system_gate_ist(int nr, void *func, unsigned ist) _set_gate(&idt_table[nr], GATE_INTERRUPT, (unsigned long) func, 3, ist); } +static inline void load_idt(const struct desc_ptr *ptr) +{ + asm volatile("lidt %w0"::"m" (*ptr)); +} + +static inline void store_idt(struct desc_ptr *dtr) +{ + asm("sidt %w0":"=m" (*dtr)); +} + static inline void set_tssldt_descriptor(void *ptr, unsigned long tss, unsigned type, unsigned size) { diff --git a/include/asm-x86/device.h b/include/asm-x86/device.h index d9ee5e52e91..87a715367a1 100644 --- a/include/asm-x86/device.h +++ b/include/asm-x86/device.h @@ -5,6 +5,9 @@ struct dev_archdata { #ifdef CONFIG_ACPI void *acpi_handle; #endif +#ifdef CONFIG_DMAR + void *iommu; /* hook for IOMMU specific extension */ +#endif }; #endif /* _ASM_X86_DEVICE_H */ diff --git a/include/asm-x86/dma-mapping_32.h b/include/asm-x86/dma-mapping_32.h index 6a2d26cb5da..55f01bd9e55 100644 --- a/include/asm-x86/dma-mapping_32.h +++ b/include/asm-x86/dma-mapping_32.h @@ -45,9 +45,9 @@ dma_map_sg(struct device *dev, struct scatterlist *sglist, int nents, WARN_ON(nents == 0 || sglist[0].length == 0); for_each_sg(sglist, sg, nents, i) { - BUG_ON(!sg->page); + BUG_ON(!sg_page(sg)); - sg->dma_address = page_to_phys(sg->page) + sg->offset; + sg->dma_address = sg_phys(sg); } flush_write_buffers(); diff --git a/include/asm-x86/e820.h b/include/asm-x86/e820.h index 5d4d2183e5d..3e214f39fad 100644 --- a/include/asm-x86/e820.h +++ b/include/asm-x86/e820.h @@ -1,5 +1,33 @@ +#ifndef __ASM_E820_H +#define __ASM_E820_H +#define E820MAP 0x2d0 /* our map */ +#define E820MAX 128 /* number of entries in E820MAP */ +#define E820NR 0x1e8 /* # entries in E820MAP */ + +#define E820_RAM 1 +#define E820_RESERVED 2 +#define E820_ACPI 3 +#define E820_NVS 4 + +#ifndef __ASSEMBLY__ +struct e820entry { + __u64 addr; /* start of memory segment */ + __u64 size; /* size of memory segment */ + __u32 type; /* type of memory segment */ +} __attribute__((packed)); + +struct e820map { + __u32 nr_map; + struct e820entry map[E820MAX]; +}; +#endif /* __ASSEMBLY__ */ + +#ifdef __KERNEL__ #ifdef CONFIG_X86_32 # include "e820_32.h" #else # include "e820_64.h" #endif +#endif /* __KERNEL__ */ + +#endif /* __ASM_E820_H */ diff --git a/include/asm-x86/e820_32.h b/include/asm-x86/e820_32.h index cf67dbb1db7..03f60c690c8 100644 --- a/include/asm-x86/e820_32.h +++ b/include/asm-x86/e820_32.h @@ -12,30 +12,10 @@ #ifndef __E820_HEADER #define __E820_HEADER -#define E820MAP 0x2d0 /* our map */ -#define E820MAX 128 /* number of entries in E820MAP */ -#define E820NR 0x1e8 /* # entries in E820MAP */ - -#define E820_RAM 1 -#define E820_RESERVED 2 -#define E820_ACPI 3 -#define E820_NVS 4 - #define HIGH_MEMORY (1024*1024) #ifndef __ASSEMBLY__ -struct e820entry { - u64 addr; /* start of memory segment */ - u64 size; /* size of memory segment */ - u32 type; /* type of memory segment */ -} __attribute__((packed)); - -struct e820map { - u32 nr_map; - struct e820entry map[E820MAX]; -}; - extern struct e820map e820; extern int e820_all_mapped(unsigned long start, unsigned long end, @@ -56,5 +36,4 @@ static inline void e820_mark_nosave_regions(void) #endif #endif/*!__ASSEMBLY__*/ - #endif/*__E820_HEADER*/ diff --git a/include/asm-x86/e820_64.h b/include/asm-x86/e820_64.h index 3486e701bd8..0bd4787a5d5 100644 --- a/include/asm-x86/e820_64.h +++ b/include/asm-x86/e820_64.h @@ -11,27 +11,7 @@ #ifndef __E820_HEADER #define __E820_HEADER -#define E820MAP 0x2d0 /* our map */ -#define E820MAX 128 /* number of entries in E820MAP */ -#define E820NR 0x1e8 /* # entries in E820MAP */ - -#define E820_RAM 1 -#define E820_RESERVED 2 -#define E820_ACPI 3 -#define E820_NVS 4 - #ifndef __ASSEMBLY__ -struct e820entry { - u64 addr; /* start of memory segment */ - u64 size; /* size of memory segment */ - u32 type; /* type of memory segment */ -} __attribute__((packed)); - -struct e820map { - u32 nr_map; - struct e820entry map[E820MAX]; -}; - extern unsigned long find_e820_area(unsigned long start, unsigned long end, unsigned size); extern void add_memory_region(unsigned long start, unsigned long size, diff --git a/include/asm-x86/geode.h b/include/asm-x86/geode.h index d94898831ba..771af336734 100644 --- a/include/asm-x86/geode.h +++ b/include/asm-x86/geode.h @@ -38,6 +38,8 @@ extern int geode_get_dev_base(unsigned int dev); #define MSR_LBAR_ACPI 0x5140000E #define MSR_LBAR_PMS 0x5140000F +#define MSR_DIVIL_SOFT_RESET 0x51400017 + #define MSR_PIC_YSEL_LOW 0x51400020 #define MSR_PIC_YSEL_HIGH 0x51400021 #define MSR_PIC_ZSEL_LOW 0x51400022 diff --git a/include/asm-x86/hpet.h b/include/asm-x86/hpet.h index d4ab6db050b..b1f3c1ea55d 100644 --- a/include/asm-x86/hpet.h +++ b/include/asm-x86/hpet.h @@ -3,12 +3,6 @@ #ifdef CONFIG_HPET_TIMER -/* - * Documentation on HPET can be found at: - * http://www.intel.com/ial/home/sp/pcmmspec.htm - * ftp://download.intel.com/ial/home/sp/mmts098.pdf - */ - #define HPET_MMAP_SIZE 1024 #define HPET_ID 0x000 @@ -64,6 +58,7 @@ /* hpet memory map physical address */ extern unsigned long hpet_address; extern unsigned long force_hpet_address; +extern int hpet_force_user; extern int is_hpet_enabled(void); extern int hpet_enable(void); extern unsigned long hpet_readl(unsigned long a); diff --git a/include/asm-x86/ide.h b/include/asm-x86/ide.h index e7817a3d657..42130adf9c7 100644 --- a/include/asm-x86/ide.h +++ b/include/asm-x86/ide.h @@ -62,7 +62,6 @@ static __inline__ unsigned long ide_default_io_base(int index) } } -#define IDE_ARCH_OBSOLETE_INIT #define ide_default_io_ctl(base) ((base) + 0x206) /* obsolete */ #ifdef CONFIG_BLK_DEV_IDEPCI diff --git a/include/asm-x86/io_apic_64.h b/include/asm-x86/io_apic_64.h index d9f2e54324d..e2c13675ee4 100644 --- a/include/asm-x86/io_apic_64.h +++ b/include/asm-x86/io_apic_64.h @@ -133,4 +133,6 @@ void enable_NMI_through_LVT0 (void * dummy); extern spinlock_t i8259A_lock; +extern int timer_over_8254; + #endif diff --git a/include/asm-x86/ipi.h b/include/asm-x86/ipi.h index a7c75ea408a..6d011bd6067 100644 --- a/include/asm-x86/ipi.h +++ b/include/asm-x86/ipi.h @@ -119,7 +119,7 @@ static inline void send_IPI_mask_sequence(cpumask_t mask, int vector) */ local_irq_save(flags); for_each_cpu_mask(query_cpu, mask) { - __send_IPI_dest_field(x86_cpu_to_apicid[query_cpu], + __send_IPI_dest_field(per_cpu(x86_cpu_to_apicid, query_cpu), vector, APIC_DEST_PHYSICAL); } local_irq_restore(flags); diff --git a/include/asm-x86/irq_32.h b/include/asm-x86/irq_32.h index 36f310632c4..aca9c96e8e6 100644 --- a/include/asm-x86/irq_32.h +++ b/include/asm-x86/irq_32.h @@ -45,4 +45,7 @@ unsigned int do_IRQ(struct pt_regs *regs); void init_IRQ(void); void __init native_init_IRQ(void); +/* Interrupt vector management */ +extern DECLARE_BITMAP(used_vectors, NR_VECTORS); + #endif /* _ASM_IRQ_H */ diff --git a/include/asm-x86/ist.h b/include/asm-x86/ist.h index ef2003ebc6f..6ec6ceed95a 100644 --- a/include/asm-x86/ist.h +++ b/include/asm-x86/ist.h @@ -17,17 +17,17 @@ */ -#ifdef __KERNEL__ - #include <linux/types.h> struct ist_info { - u32 signature; - u32 command; - u32 event; - u32 perf_level; + __u32 signature; + __u32 command; + __u32 event; + __u32 perf_level; }; +#ifdef __KERNEL__ + extern struct ist_info ist_info; #endif /* __KERNEL__ */ diff --git a/include/asm-x86/lguest.h b/include/asm-x86/lguest.h new file mode 100644 index 00000000000..ccd33846081 --- /dev/null +++ b/include/asm-x86/lguest.h @@ -0,0 +1,86 @@ +#ifndef _X86_LGUEST_H +#define _X86_LGUEST_H + +#define GDT_ENTRY_LGUEST_CS 10 +#define GDT_ENTRY_LGUEST_DS 11 +#define LGUEST_CS (GDT_ENTRY_LGUEST_CS * 8) +#define LGUEST_DS (GDT_ENTRY_LGUEST_DS * 8) + +#ifndef __ASSEMBLY__ +#include <asm/desc.h> + +#define GUEST_PL 1 + +/* Every guest maps the core switcher code. */ +#define SHARED_SWITCHER_PAGES \ + DIV_ROUND_UP(end_switcher_text - start_switcher_text, PAGE_SIZE) +/* Pages for switcher itself, then two pages per cpu */ +#define TOTAL_SWITCHER_PAGES (SHARED_SWITCHER_PAGES + 2 * NR_CPUS) + +/* We map at -4M for ease of mapping into the guest (one PTE page). */ +#define SWITCHER_ADDR 0xFFC00000 + +/* Found in switcher.S */ +extern unsigned long default_idt_entries[]; + +struct lguest_regs +{ + /* Manually saved part. */ + unsigned long eax, ebx, ecx, edx; + unsigned long esi, edi, ebp; + unsigned long gs; + unsigned long fs, ds, es; + unsigned long trapnum, errcode; + /* Trap pushed part */ + unsigned long eip; + unsigned long cs; + unsigned long eflags; + unsigned long esp; + unsigned long ss; +}; + +/* This is a guest-specific page (mapped ro) into the guest. */ +struct lguest_ro_state +{ + /* Host information we need to restore when we switch back. */ + u32 host_cr3; + struct Xgt_desc_struct host_idt_desc; + struct Xgt_desc_struct host_gdt_desc; + u32 host_sp; + + /* Fields which are used when guest is running. */ + struct Xgt_desc_struct guest_idt_desc; + struct Xgt_desc_struct guest_gdt_desc; + struct i386_hw_tss guest_tss; + struct desc_struct guest_idt[IDT_ENTRIES]; + struct desc_struct guest_gdt[GDT_ENTRIES]; +}; + +struct lguest_arch +{ + /* The GDT entries copied into lguest_ro_state when running. */ + struct desc_struct gdt[GDT_ENTRIES]; + + /* The IDT entries: some copied into lguest_ro_state when running. */ + struct desc_struct idt[IDT_ENTRIES]; + + /* The address of the last guest-visible pagefault (ie. cr2). */ + unsigned long last_pagefault; +}; + +static inline void lguest_set_ts(void) +{ + u32 cr0; + + cr0 = read_cr0(); + if (!(cr0 & 8)) + write_cr0(cr0|8); +} + +/* Full 4G segment descriptors, suitable for CS and DS. */ +#define FULL_EXEC_SEGMENT ((struct desc_struct){0x0000ffff, 0x00cf9b00}) +#define FULL_SEGMENT ((struct desc_struct){0x0000ffff, 0x00cf9300}) + +#endif /* __ASSEMBLY__ */ + +#endif diff --git a/include/asm-x86/lguest_hcall.h b/include/asm-x86/lguest_hcall.h new file mode 100644 index 00000000000..f948491eb56 --- /dev/null +++ b/include/asm-x86/lguest_hcall.h @@ -0,0 +1,71 @@ +/* Architecture specific portion of the lguest hypercalls */ +#ifndef _X86_LGUEST_HCALL_H +#define _X86_LGUEST_HCALL_H + +#define LHCALL_FLUSH_ASYNC 0 +#define LHCALL_LGUEST_INIT 1 +#define LHCALL_CRASH 2 +#define LHCALL_LOAD_GDT 3 +#define LHCALL_NEW_PGTABLE 4 +#define LHCALL_FLUSH_TLB 5 +#define LHCALL_LOAD_IDT_ENTRY 6 +#define LHCALL_SET_STACK 7 +#define LHCALL_TS 8 +#define LHCALL_SET_CLOCKEVENT 9 +#define LHCALL_HALT 10 +#define LHCALL_SET_PTE 14 +#define LHCALL_SET_PMD 15 +#define LHCALL_LOAD_TLS 16 +#define LHCALL_NOTIFY 17 + +/*G:031 First, how does our Guest contact the Host to ask for privileged + * operations? There are two ways: the direct way is to make a "hypercall", + * to make requests of the Host Itself. + * + * Our hypercall mechanism uses the highest unused trap code (traps 32 and + * above are used by real hardware interrupts). Seventeen hypercalls are + * available: the hypercall number is put in the %eax register, and the + * arguments (when required) are placed in %edx, %ebx and %ecx. If a return + * value makes sense, it's returned in %eax. + * + * Grossly invalid calls result in Sudden Death at the hands of the vengeful + * Host, rather than returning failure. This reflects Winston Churchill's + * definition of a gentleman: "someone who is only rude intentionally". */ +#define LGUEST_TRAP_ENTRY 0x1F + +#ifndef __ASSEMBLY__ +#include <asm/hw_irq.h> + +static inline unsigned long +hcall(unsigned long call, + unsigned long arg1, unsigned long arg2, unsigned long arg3) +{ + /* "int" is the Intel instruction to trigger a trap. */ + asm volatile("int $" __stringify(LGUEST_TRAP_ENTRY) + /* The call is in %eax (aka "a"), and can be replaced */ + : "=a"(call) + /* The other arguments are in %eax, %edx, %ebx & %ecx */ + : "a"(call), "d"(arg1), "b"(arg2), "c"(arg3) + /* "memory" means this might write somewhere in memory. + * This isn't true for all calls, but it's safe to tell + * gcc that it might happen so it doesn't get clever. */ + : "memory"); + return call; +} +/*:*/ + +void async_hcall(unsigned long call, + unsigned long arg1, unsigned long arg2, unsigned long arg3); + +/* Can't use our min() macro here: needs to be a constant */ +#define LGUEST_IRQS (NR_IRQS < 32 ? NR_IRQS: 32) + +#define LHCALL_RING_SIZE 64 +struct hcall_args +{ + /* These map directly onto eax, ebx, ecx, edx in struct lguest_regs */ + unsigned long arg0, arg2, arg3, arg1; +}; + +#endif /* !__ASSEMBLY__ */ +#endif /* _I386_LGUEST_HCALL_H */ diff --git a/include/asm-x86/msr-index.h b/include/asm-x86/msr-index.h index a02eb299134..a4944732be0 100644 --- a/include/asm-x86/msr-index.h +++ b/include/asm-x86/msr-index.h @@ -73,8 +73,32 @@ #define MSR_P6_EVNTSEL0 0x00000186 #define MSR_P6_EVNTSEL1 0x00000187 -/* K7/K8 MSRs. Not complete. See the architecture manual for a more +/* AMD64 MSRs. Not complete. See the architecture manual for a more complete list. */ + +#define MSR_AMD64_IBSFETCHCTL 0xc0011030 +#define MSR_AMD64_IBSFETCHLINAD 0xc0011031 +#define MSR_AMD64_IBSFETCHPHYSAD 0xc0011032 +#define MSR_AMD64_IBSOPCTL 0xc0011033 +#define MSR_AMD64_IBSOPRIP 0xc0011034 +#define MSR_AMD64_IBSOPDATA 0xc0011035 +#define MSR_AMD64_IBSOPDATA2 0xc0011036 +#define MSR_AMD64_IBSOPDATA3 0xc0011037 +#define MSR_AMD64_IBSDCLINAD 0xc0011038 +#define MSR_AMD64_IBSDCPHYSAD 0xc0011039 +#define MSR_AMD64_IBSCTL 0xc001103a + +/* K8 MSRs */ +#define MSR_K8_TOP_MEM1 0xc001001a +#define MSR_K8_TOP_MEM2 0xc001001d +#define MSR_K8_SYSCFG 0xc0010010 +#define MSR_K8_HWCR 0xc0010015 +#define MSR_K8_ENABLE_C1E 0xc0010055 +#define K8_MTRRFIXRANGE_DRAM_ENABLE 0x00040000 /* MtrrFixDramEn bit */ +#define K8_MTRRFIXRANGE_DRAM_MODIFY 0x00080000 /* MtrrFixDramModEn bit */ +#define K8_MTRR_RDMEM_WRMEM_MASK 0x18181818 /* Mask: RdMem|WrMem */ + +/* K7 MSRs */ #define MSR_K7_EVNTSEL0 0xc0010000 #define MSR_K7_PERFCTR0 0xc0010004 #define MSR_K7_EVNTSEL1 0xc0010001 @@ -83,20 +107,10 @@ #define MSR_K7_PERFCTR2 0xc0010006 #define MSR_K7_EVNTSEL3 0xc0010003 #define MSR_K7_PERFCTR3 0xc0010007 -#define MSR_K8_TOP_MEM1 0xc001001a #define MSR_K7_CLK_CTL 0xc001001b -#define MSR_K8_TOP_MEM2 0xc001001d -#define MSR_K8_SYSCFG 0xc0010010 - -#define K8_MTRRFIXRANGE_DRAM_ENABLE 0x00040000 /* MtrrFixDramEn bit */ -#define K8_MTRRFIXRANGE_DRAM_MODIFY 0x00080000 /* MtrrFixDramModEn bit */ -#define K8_MTRR_RDMEM_WRMEM_MASK 0x18181818 /* Mask: RdMem|WrMem */ - #define MSR_K7_HWCR 0xc0010015 -#define MSR_K8_HWCR 0xc0010015 #define MSR_K7_FID_VID_CTL 0xc0010041 #define MSR_K7_FID_VID_STATUS 0xc0010042 -#define MSR_K8_ENABLE_C1E 0xc0010055 /* K6 MSRs */ #define MSR_K6_EFER 0xc0000080 diff --git a/include/asm-x86/pgtable_32.h b/include/asm-x86/pgtable_32.h index acd4b339c49..ed3e70d8d04 100644 --- a/include/asm-x86/pgtable_32.h +++ b/include/asm-x86/pgtable_32.h @@ -17,10 +17,7 @@ #include <linux/threads.h> #include <asm/paravirt.h> -#ifndef _I386_BITOPS_H -#include <asm/bitops.h> -#endif - +#include <linux/bitops.h> #include <linux/slab.h> #include <linux/list.h> #include <linux/spinlock.h> diff --git a/include/asm-x86/pgtable_64.h b/include/asm-x86/pgtable_64.h index a79f5355e3b..9b0ff477b39 100644 --- a/include/asm-x86/pgtable_64.h +++ b/include/asm-x86/pgtable_64.h @@ -9,7 +9,7 @@ * the x86-64 page table tree. */ #include <asm/processor.h> -#include <asm/bitops.h> +#include <linux/bitops.h> #include <linux/threads.h> #include <asm/pda.h> diff --git a/include/asm-x86/processor_32.h b/include/asm-x86/processor_32.h index 83800e7496e..13976b08683 100644 --- a/include/asm-x86/processor_32.h +++ b/include/asm-x86/processor_32.h @@ -79,6 +79,7 @@ struct cpuinfo_x86 { unsigned char booted_cores; /* number of cores as seen by OS */ __u8 phys_proc_id; /* Physical processor id. */ __u8 cpu_core_id; /* Core id */ + __u8 cpu_index; /* index into per_cpu list */ #endif } __attribute__((__aligned__(SMP_CACHE_BYTES))); @@ -103,14 +104,19 @@ extern struct tss_struct doublefault_tss; DECLARE_PER_CPU(struct tss_struct, init_tss); #ifdef CONFIG_SMP -extern struct cpuinfo_x86 cpu_data[]; -#define current_cpu_data cpu_data[smp_processor_id()] +DECLARE_PER_CPU(struct cpuinfo_x86, cpu_info); +#define cpu_data(cpu) per_cpu(cpu_info, cpu) +#define current_cpu_data cpu_data(smp_processor_id()) #else -#define cpu_data (&boot_cpu_data) -#define current_cpu_data boot_cpu_data +#define cpu_data(cpu) boot_cpu_data +#define current_cpu_data boot_cpu_data #endif -extern int cpu_llc_id[NR_CPUS]; +/* + * the following now lives in the per cpu area: + * extern int cpu_llc_id[NR_CPUS]; + */ +DECLARE_PER_CPU(u8, cpu_llc_id); extern char ignore_fpu_irq; void __init cpu_detect(struct cpuinfo_x86 *c); diff --git a/include/asm-x86/processor_64.h b/include/asm-x86/processor_64.h index f422becbddd..e4f19970a82 100644 --- a/include/asm-x86/processor_64.h +++ b/include/asm-x86/processor_64.h @@ -74,6 +74,7 @@ struct cpuinfo_x86 { __u8 booted_cores; /* number of cores as seen by OS */ __u8 phys_proc_id; /* Physical Processor id. */ __u8 cpu_core_id; /* Core id. */ + __u8 cpu_index; /* index into per_cpu list */ #endif } ____cacheline_aligned; @@ -88,11 +89,12 @@ struct cpuinfo_x86 { #define X86_VENDOR_UNKNOWN 0xff #ifdef CONFIG_SMP -extern struct cpuinfo_x86 cpu_data[]; -#define current_cpu_data cpu_data[smp_processor_id()] +DECLARE_PER_CPU(struct cpuinfo_x86, cpu_info); +#define cpu_data(cpu) per_cpu(cpu_info, cpu) +#define current_cpu_data cpu_data(smp_processor_id()) #else -#define cpu_data (&boot_cpu_data) -#define current_cpu_data boot_cpu_data +#define cpu_data(cpu) boot_cpu_data +#define current_cpu_data boot_cpu_data #endif extern char ignore_irq13; @@ -390,12 +392,6 @@ static inline void sync_core(void) asm volatile("cpuid" : "=a" (tmp) : "0" (1) : "ebx","ecx","edx","memory"); } -#define ARCH_HAS_PREFETCH -static inline void prefetch(void *x) -{ - asm volatile("prefetcht0 (%0)" :: "r" (x)); -} - #define ARCH_HAS_PREFETCHW 1 static inline void prefetchw(void *x) { diff --git a/include/asm-x86/proto.h b/include/asm-x86/proto.h index c44a3a93b5a..dabba55f7ed 100644 --- a/include/asm-x86/proto.h +++ b/include/asm-x86/proto.h @@ -83,8 +83,6 @@ extern unsigned tsc_khz; extern int reboot_force; extern int notsc_setup(char *); -extern int timer_over_8254; - extern int gsi_irq_sharing(int gsi); extern int force_mwait; diff --git a/include/asm-x86/ptrace_32.h b/include/asm-x86/ptrace_32.h index 6002597b9e1..78d063dabe0 100644 --- a/include/asm-x86/ptrace_32.h +++ b/include/asm-x86/ptrace_32.h @@ -55,6 +55,8 @@ static inline int v8086_mode(struct pt_regs *regs) } #define instruction_pointer(regs) ((regs)->eip) +#define frame_pointer(regs) ((regs)->ebp) +#define stack_pointer(regs) ((regs)->esp) #define regs_return_value(regs) ((regs)->eax) extern unsigned long profile_pc(struct pt_regs *regs); diff --git a/include/asm-x86/ptrace_64.h b/include/asm-x86/ptrace_64.h index 7f166ccb060..7bfe61e1b70 100644 --- a/include/asm-x86/ptrace_64.h +++ b/include/asm-x86/ptrace_64.h @@ -40,6 +40,8 @@ struct pt_regs { #define user_mode(regs) (!!((regs)->cs & 3)) #define user_mode_vm(regs) user_mode(regs) #define instruction_pointer(regs) ((regs)->rip) +#define frame_pointer(regs) ((regs)->rbp) +#define stack_pointer(regs) ((regs)->rsp) #define regs_return_value(regs) ((regs)->rax) extern unsigned long profile_pc(struct pt_regs *regs); diff --git a/include/asm-x86/scatterlist_32.h b/include/asm-x86/scatterlist_32.h index bd5164aa8f6..0e7d997a34b 100644 --- a/include/asm-x86/scatterlist_32.h +++ b/include/asm-x86/scatterlist_32.h @@ -4,7 +4,10 @@ #include <asm/types.h> struct scatterlist { - struct page *page; +#ifdef CONFIG_DEBUG_SG + unsigned long sg_magic; +#endif + unsigned long page_link; unsigned int offset; dma_addr_t dma_address; unsigned int length; diff --git a/include/asm-x86/scatterlist_64.h b/include/asm-x86/scatterlist_64.h index ef3986ba4b7..1847c72befe 100644 --- a/include/asm-x86/scatterlist_64.h +++ b/include/asm-x86/scatterlist_64.h @@ -4,7 +4,10 @@ #include <asm/types.h> struct scatterlist { - struct page *page; +#ifdef CONFIG_DEBUG_SG + unsigned long sg_magic; +#endif + unsigned long page_link; unsigned int offset; unsigned int length; dma_addr_t dma_address; diff --git a/include/asm-x86/smp_32.h b/include/asm-x86/smp_32.h index ee46038d126..7056d868452 100644 --- a/include/asm-x86/smp_32.h +++ b/include/asm-x86/smp_32.h @@ -11,7 +11,7 @@ #endif #if defined(CONFIG_X86_LOCAL_APIC) && !defined(__ASSEMBLY__) -#include <asm/bitops.h> +#include <linux/bitops.h> #include <asm/mpspec.h> #include <asm/apic.h> #ifdef CONFIG_X86_IO_APIC @@ -39,9 +39,11 @@ extern void lock_ipi_call_lock(void); extern void unlock_ipi_call_lock(void); #define MAX_APICID 256 -extern u8 x86_cpu_to_apicid[]; +extern u8 __initdata x86_cpu_to_apicid_init[]; +extern void *x86_cpu_to_apicid_ptr; +DECLARE_PER_CPU(u8, x86_cpu_to_apicid); -#define cpu_physical_id(cpu) x86_cpu_to_apicid[cpu] +#define cpu_physical_id(cpu) per_cpu(x86_cpu_to_apicid, cpu) extern void set_cpu_sibling_map(int cpu); diff --git a/include/asm-x86/smp_64.h b/include/asm-x86/smp_64.h index d30e9b684fd..6f0e0273b64 100644 --- a/include/asm-x86/smp_64.h +++ b/include/asm-x86/smp_64.h @@ -37,6 +37,8 @@ extern void lock_ipi_call_lock(void); extern void unlock_ipi_call_lock(void); extern int smp_num_siblings; extern void smp_send_reschedule(int cpu); +extern int smp_call_function_mask(cpumask_t mask, void (*func)(void *), + void *info, int wait); /* * cpu_sibling_map and cpu_core_map now live @@ -47,7 +49,7 @@ extern void smp_send_reschedule(int cpu); */ DECLARE_PER_CPU(cpumask_t, cpu_sibling_map); DECLARE_PER_CPU(cpumask_t, cpu_core_map); -extern u8 cpu_llc_id[NR_CPUS]; +DECLARE_PER_CPU(u8, cpu_llc_id); #define SMP_TRAMPOLINE_BASE 0x6000 @@ -84,7 +86,9 @@ static inline int hard_smp_processor_id(void) * Some lowlevel functions might want to know about * the real APIC ID <-> CPU # mapping. */ -extern u8 x86_cpu_to_apicid[NR_CPUS]; /* physical ID */ +extern u8 __initdata x86_cpu_to_apicid_init[]; +extern void *x86_cpu_to_apicid_ptr; +DECLARE_PER_CPU(u8, x86_cpu_to_apicid); /* physical ID */ extern u8 bios_cpu_apicid[]; static inline int cpu_present_to_apicid(int mps_cpu) @@ -115,8 +119,9 @@ static __inline int logical_smp_processor_id(void) } #ifdef CONFIG_SMP -#define cpu_physical_id(cpu) x86_cpu_to_apicid[cpu] +#define cpu_physical_id(cpu) per_cpu(x86_cpu_to_apicid, cpu) #else +extern unsigned int boot_cpu_id; #define cpu_physical_id(cpu) boot_cpu_id #endif /* !CONFIG_SMP */ #endif diff --git a/include/asm-x86/suspend_64.h b/include/asm-x86/suspend_64.h index b897e8cb55f..9440a7a1b99 100644 --- a/include/asm-x86/suspend_64.h +++ b/include/asm-x86/suspend_64.h @@ -53,3 +53,5 @@ extern unsigned long saved_rdi; /* routines for saving/restoring kernel state */ extern int acpi_save_state_mem(void); +extern char core_restore_code; +extern char restore_registers; diff --git a/include/asm-x86/system_32.h b/include/asm-x86/system_32.h index db6283eb5e4..ef8468883ba 100644 --- a/include/asm-x86/system_32.h +++ b/include/asm-x86/system_32.h @@ -315,5 +315,6 @@ extern unsigned long arch_align_stack(unsigned long sp); extern void free_init_pages(char *what, unsigned long begin, unsigned long end); void default_idle(void); +void __show_registers(struct pt_regs *, int all); #endif diff --git a/include/asm-x86/tlbflush_32.h b/include/asm-x86/tlbflush_32.h index a50fa674148..2bd5b95e204 100644 --- a/include/asm-x86/tlbflush_32.h +++ b/include/asm-x86/tlbflush_32.h @@ -78,7 +78,6 @@ * - flush_tlb_page(vma, vmaddr) flushes one page * - flush_tlb_range(vma, start, end) flushes a range of pages * - flush_tlb_kernel_range(start, end) flushes a range of kernel pages - * - flush_tlb_pgtables(mm, start, end) flushes a range of page tables * - flush_tlb_others(cpumask, mm, va) flushes a TLBs on other cpus * * ..but the i386 has somewhat limited tlb flushing capabilities, @@ -166,10 +165,4 @@ static inline void flush_tlb_kernel_range(unsigned long start, flush_tlb_all(); } -static inline void flush_tlb_pgtables(struct mm_struct *mm, - unsigned long start, unsigned long end) -{ - /* i386 does not keep any page table caches in TLB */ -} - #endif /* _I386_TLBFLUSH_H */ diff --git a/include/asm-x86/tlbflush_64.h b/include/asm-x86/tlbflush_64.h index 888eb4abdd0..7731fd23d57 100644 --- a/include/asm-x86/tlbflush_64.h +++ b/include/asm-x86/tlbflush_64.h @@ -31,7 +31,6 @@ static inline void __flush_tlb_all(void) * - flush_tlb_page(vma, vmaddr) flushes one page * - flush_tlb_range(vma, start, end) flushes a range of pages * - flush_tlb_kernel_range(start, end) flushes a range of kernel pages - * - flush_tlb_pgtables(mm, start, end) flushes a range of page tables * * x86-64 can only flush individual pages or full VMs. For a range flush * we always do the full VM. Might be worth trying if for a small @@ -98,12 +97,4 @@ static inline void flush_tlb_kernel_range(unsigned long start, flush_tlb_all(); } -static inline void flush_tlb_pgtables(struct mm_struct *mm, - unsigned long start, unsigned long end) -{ - /* x86_64 does not keep any page table caches in a software TLB. - The CPUs do in their hardware TLBs, but they are handled - by the normal TLB flushing algorithms. */ -} - #endif /* _X8664_TLBFLUSH_H */ diff --git a/include/asm-x86/topology_32.h b/include/asm-x86/topology_32.h index ae1074603c4..9040f5a6127 100644 --- a/include/asm-x86/topology_32.h +++ b/include/asm-x86/topology_32.h @@ -28,8 +28,8 @@ #define _ASM_I386_TOPOLOGY_H #ifdef CONFIG_X86_HT -#define topology_physical_package_id(cpu) (cpu_data[cpu].phys_proc_id) -#define topology_core_id(cpu) (cpu_data[cpu].cpu_core_id) +#define topology_physical_package_id(cpu) (cpu_data(cpu).phys_proc_id) +#define topology_core_id(cpu) (cpu_data(cpu).cpu_core_id) #define topology_core_siblings(cpu) (per_cpu(cpu_core_map, cpu)) #define topology_thread_siblings(cpu) (per_cpu(cpu_sibling_map, cpu)) #endif diff --git a/include/asm-x86/topology_64.h b/include/asm-x86/topology_64.h index 848c17f9222..a718dda037e 100644 --- a/include/asm-x86/topology_64.h +++ b/include/asm-x86/topology_64.h @@ -5,7 +5,7 @@ #ifdef CONFIG_NUMA #include <asm/mpspec.h> -#include <asm/bitops.h> +#include <linux/bitops.h> extern cpumask_t cpu_online_map; @@ -56,8 +56,8 @@ extern int __node_distance(int, int); #endif #ifdef CONFIG_SMP -#define topology_physical_package_id(cpu) (cpu_data[cpu].phys_proc_id) -#define topology_core_id(cpu) (cpu_data[cpu].cpu_core_id) +#define topology_physical_package_id(cpu) (cpu_data(cpu).phys_proc_id) +#define topology_core_id(cpu) (cpu_data(cpu).cpu_core_id) #define topology_core_siblings(cpu) (per_cpu(cpu_core_map, cpu)) #define topology_thread_siblings(cpu) (per_cpu(cpu_sibling_map, cpu)) #define mc_capable() (boot_cpu_data.x86_max_cores > 1) diff --git a/include/asm-xtensa/bitops.h b/include/asm-xtensa/bitops.h index 1c1e0d933ee..23261e8f2e5 100644 --- a/include/asm-xtensa/bitops.h +++ b/include/asm-xtensa/bitops.h @@ -15,6 +15,10 @@ #ifdef __KERNEL__ +#ifndef _LINUX_BITOPS_H +#error only <linux/bitops.h> can be included directly +#endif + #include <asm/processor.h> #include <asm/byteorder.h> #include <asm/system.h> @@ -108,6 +112,7 @@ static inline int fls (unsigned int x) #endif #include <asm-generic/bitops/hweight.h> +#include <asm-generic/bitops/lock.h> #include <asm-generic/bitops/sched.h> #include <asm-generic/bitops/minix.h> diff --git a/include/asm-xtensa/dma-mapping.h b/include/asm-xtensa/dma-mapping.h index 82b03b3a2ee..8bd9d2c02a2 100644 --- a/include/asm-xtensa/dma-mapping.h +++ b/include/asm-xtensa/dma-mapping.h @@ -58,11 +58,10 @@ dma_map_sg(struct device *dev, struct scatterlist *sg, int nents, BUG_ON(direction == DMA_NONE); for (i = 0; i < nents; i++, sg++ ) { - BUG_ON(!sg->page); + BUG_ON(!sg_page(sg)); - sg->dma_address = page_to_phys(sg->page) + sg->offset; - consistent_sync(page_address(sg->page) + sg->offset, - sg->length, direction); + sg->dma_address = sg_phys(sg); + consistent_sync(sg_virt(sg), sg->length, direction); } return nents; @@ -128,8 +127,7 @@ dma_sync_sg_for_cpu(struct device *dev, struct scatterlist *sg, int nelems, { int i; for (i = 0; i < nelems; i++, sg++) - consistent_sync(page_address(sg->page) + sg->offset, - sg->length, dir); + consistent_sync(sg_virt(sg), sg->length, dir); } static inline void @@ -138,8 +136,7 @@ dma_sync_sg_for_device(struct device *dev, struct scatterlist *sg, int nelems, { int i; for (i = 0; i < nelems; i++, sg++) - consistent_sync(page_address(sg->page) + sg->offset, - sg->length, dir); + consistent_sync(sg_virt(sg), sg->length, dir); } static inline int dma_mapping_error(dma_addr_t dma_addr) diff --git a/include/asm-xtensa/scatterlist.h b/include/asm-xtensa/scatterlist.h index ca337a29429..810080bb0a2 100644 --- a/include/asm-xtensa/scatterlist.h +++ b/include/asm-xtensa/scatterlist.h @@ -14,7 +14,10 @@ #include <asm/types.h> struct scatterlist { - struct page *page; +#ifdef CONFIG_DEBUG_SG + unsigned long sg_magic; +#endif + unsigned long page_link; unsigned int offset; dma_addr_t dma_address; unsigned int length; diff --git a/include/asm-xtensa/tlbflush.h b/include/asm-xtensa/tlbflush.h index 7c637b3c352..46d240074f7 100644 --- a/include/asm-xtensa/tlbflush.h +++ b/include/asm-xtensa/tlbflush.h @@ -41,17 +41,6 @@ extern void flush_tlb_range(struct vm_area_struct*,unsigned long,unsigned long); #define flush_tlb_kernel_range(start,end) flush_tlb_all() - -/* This is calld in munmap when we have freed up some page-table pages. - * We don't need to do anything here, there's nothing special about our - * page-table pages. - */ - -static inline void flush_tlb_pgtables(struct mm_struct *mm, - unsigned long start, unsigned long end) -{ -} - /* TLB operations. */ static inline unsigned long itlb_probe(unsigned long addr) diff --git a/include/linux/Kbuild b/include/linux/Kbuild index 7ac8303c847..6a65231bc78 100644 --- a/include/linux/Kbuild +++ b/include/linux/Kbuild @@ -47,6 +47,7 @@ header-y += coda_psdev.h header-y += coff.h header-y += comstats.h header-y += const.h +header-y += cgroupstats.h header-y += cycx_cfm.h header-y += dlm_device.h header-y += dlm_netlink.h @@ -185,6 +186,7 @@ unifdef-y += cyclades.h unifdef-y += dccp.h unifdef-y += dirent.h unifdef-y += dlm.h +unifdef-y += edd.h unifdef-y += elfcore.h unifdef-y += errno.h unifdef-y += errqueue.h @@ -305,6 +307,7 @@ unifdef-y += rtc.h unifdef-y += rtnetlink.h unifdef-y += scc.h unifdef-y += sched.h +unifdef-y += screen_info.h unifdef-y += sdla.h unifdef-y += selinux_netlink.h unifdef-y += sem.h @@ -340,6 +343,9 @@ unifdef-y += user.h unifdef-y += utsname.h unifdef-y += videodev2.h unifdef-y += videodev.h +unifdef-y += virtio_config.h +unifdef-y += virtio_blk.h +unifdef-y += virtio_net.h unifdef-y += wait.h unifdef-y += wanrouter.h unifdef-y += watchdog.h diff --git a/include/linux/acpi.h b/include/linux/acpi.h index bf5e0009de7..8ccedf7a0a5 100644 --- a/include/linux/acpi.h +++ b/include/linux/acpi.h @@ -189,32 +189,6 @@ extern int ec_transaction(u8 command, extern int acpi_blacklisted(void); extern void acpi_bios_year(char *s); -#define ACPI_CSTATE_LIMIT_DEFINED /* for driver builds */ -#ifdef CONFIG_ACPI - -/* - * Set highest legal C-state - * 0: C0 okay, but not C1 - * 1: C1 okay, but not C2 - * 2: C2 okay, but not C3 etc. - */ - -extern unsigned int max_cstate; - -static inline unsigned int acpi_get_cstate_limit(void) -{ - return max_cstate; -} -static inline void acpi_set_cstate_limit(unsigned int new_limit) -{ - max_cstate = new_limit; - return; -} -#else -static inline unsigned int acpi_get_cstate_limit(void) { return 0; } -static inline void acpi_set_cstate_limit(unsigned int new_limit) { return; } -#endif - #ifdef CONFIG_ACPI_NUMA int acpi_get_pxm(acpi_handle handle); int acpi_get_node(acpi_handle *handle); diff --git a/include/linux/aio.h b/include/linux/aio.h index d10e608f232..7ef8de66200 100644 --- a/include/linux/aio.h +++ b/include/linux/aio.h @@ -232,18 +232,6 @@ int FASTCALL(io_submit_one(struct kioctx *ctx, struct iocb __user *user_iocb, __put_ioctx(kioctx); \ } while (0) -#define in_aio() (unlikely(!is_sync_wait(current->io_wait))) - -/* may be used for debugging */ -#define warn_if_async() \ -do { \ - if (in_aio()) { \ - printk(KERN_ERR "%s(%s:%d) called in async context!\n", \ - __FUNCTION__, __FILE__, __LINE__); \ - dump_stack(); \ - } \ -} while (0) - #define io_wait_to_kiocb(wait) container_of(wait, struct kiocb, ki_wait) #include <linux/aio_abi.h> diff --git a/include/linux/apm_bios.h b/include/linux/apm_bios.h index 5f921c84827..9754baa1492 100644 --- a/include/linux/apm_bios.h +++ b/include/linux/apm_bios.h @@ -16,29 +16,29 @@ * General Public License for more details. */ -typedef unsigned short apm_event_t; -typedef unsigned short apm_eventinfo_t; +#include <linux/types.h> + +struct apm_bios_info { + __u16 version; + __u16 cseg; + __u32 offset; + __u16 cseg_16; + __u16 dseg; + __u16 flags; + __u16 cseg_len; + __u16 cseg_16_len; + __u16 dseg_len; +}; #ifdef __KERNEL__ -#include <linux/types.h> +typedef unsigned short apm_event_t; +typedef unsigned short apm_eventinfo_t; #define APM_CS (GDT_ENTRY_APMBIOS_BASE * 8) #define APM_CS_16 (APM_CS + 8) #define APM_DS (APM_CS_16 + 8) -struct apm_bios_info { - u16 version; - u16 cseg; - u32 offset; - u16 cseg_16; - u16 dseg; - u16 flags; - u16 cseg_len; - u16 cseg_16_len; - u16 dseg_len; -}; - /* Results of APM Installation Check */ #define APM_16_BIT_SUPPORT 0x0001 #define APM_32_BIT_SUPPORT 0x0002 diff --git a/include/linux/audit.h b/include/linux/audit.h index 9ae740936a6..c6878169283 100644 --- a/include/linux/audit.h +++ b/include/linux/audit.h @@ -63,6 +63,8 @@ #define AUDIT_ADD_RULE 1011 /* Add syscall filtering rule */ #define AUDIT_DEL_RULE 1012 /* Delete syscall filtering rule */ #define AUDIT_LIST_RULES 1013 /* List syscall filtering rules */ +#define AUDIT_TRIM 1014 /* Trim junk from watched tree */ +#define AUDIT_MAKE_EQUIV 1015 /* Append to watched tree */ #define AUDIT_TTY_GET 1016 /* Get TTY auditing status */ #define AUDIT_TTY_SET 1017 /* Set TTY auditing status */ @@ -203,6 +205,7 @@ #define AUDIT_SUCCESS 104 /* exit >= 0; value ignored */ #define AUDIT_WATCH 105 #define AUDIT_PERM 106 +#define AUDIT_DIR 107 #define AUDIT_ARG0 200 #define AUDIT_ARG1 (AUDIT_ARG0+1) @@ -366,8 +369,8 @@ extern void audit_syscall_entry(int arch, extern void audit_syscall_exit(int failed, long return_code); extern void __audit_getname(const char *name); extern void audit_putname(const char *name); -extern void __audit_inode(const char *name, const struct inode *inode); -extern void __audit_inode_child(const char *dname, const struct inode *inode, +extern void __audit_inode(const char *name, const struct dentry *dentry); +extern void __audit_inode_child(const char *dname, const struct dentry *dentry, const struct inode *parent); extern void __audit_ptrace(struct task_struct *t); @@ -381,15 +384,15 @@ static inline void audit_getname(const char *name) if (unlikely(!audit_dummy_context())) __audit_getname(name); } -static inline void audit_inode(const char *name, const struct inode *inode) { +static inline void audit_inode(const char *name, const struct dentry *dentry) { if (unlikely(!audit_dummy_context())) - __audit_inode(name, inode); + __audit_inode(name, dentry); } static inline void audit_inode_child(const char *dname, - const struct inode *inode, + const struct dentry *dentry, const struct inode *parent) { if (unlikely(!audit_dummy_context())) - __audit_inode_child(dname, inode, parent); + __audit_inode_child(dname, dentry, parent); } void audit_core_dumps(long signr); @@ -477,9 +480,9 @@ extern int audit_signals; #define audit_dummy_context() 1 #define audit_getname(n) do { ; } while (0) #define audit_putname(n) do { ; } while (0) -#define __audit_inode(n,i) do { ; } while (0) +#define __audit_inode(n,d) do { ; } while (0) #define __audit_inode_child(d,i,p) do { ; } while (0) -#define audit_inode(n,i) do { ; } while (0) +#define audit_inode(n,d) do { ; } while (0) #define audit_inode_child(d,i,p) do { ; } while (0) #define audit_core_dumps(i) do { ; } while (0) #define auditsc_get_stamp(c,t,s) do { BUG(); } while (0) diff --git a/include/linux/bit_spinlock.h b/include/linux/bit_spinlock.h index 6b20af0bbb7..7113a32a86e 100644 --- a/include/linux/bit_spinlock.h +++ b/include/linux/bit_spinlock.h @@ -18,7 +18,7 @@ static inline void bit_spin_lock(int bitnum, unsigned long *addr) */ preempt_disable(); #if defined(CONFIG_SMP) || defined(CONFIG_DEBUG_SPINLOCK) - while (test_and_set_bit(bitnum, addr)) { + while (unlikely(test_and_set_bit_lock(bitnum, addr))) { while (test_bit(bitnum, addr)) { preempt_enable(); cpu_relax(); @@ -36,7 +36,7 @@ static inline int bit_spin_trylock(int bitnum, unsigned long *addr) { preempt_disable(); #if defined(CONFIG_SMP) || defined(CONFIG_DEBUG_SPINLOCK) - if (test_and_set_bit(bitnum, addr)) { + if (unlikely(test_and_set_bit_lock(bitnum, addr))) { preempt_enable(); return 0; } @@ -50,10 +50,28 @@ static inline int bit_spin_trylock(int bitnum, unsigned long *addr) */ static inline void bit_spin_unlock(int bitnum, unsigned long *addr) { +#ifdef CONFIG_DEBUG_SPINLOCK + BUG_ON(!test_bit(bitnum, addr)); +#endif #if defined(CONFIG_SMP) || defined(CONFIG_DEBUG_SPINLOCK) + clear_bit_unlock(bitnum, addr); +#endif + preempt_enable(); + __release(bitlock); +} + +/* + * bit-based spin_unlock() + * non-atomic version, which can be used eg. if the bit lock itself is + * protecting the rest of the flags in the word. + */ +static inline void __bit_spin_unlock(int bitnum, unsigned long *addr) +{ +#ifdef CONFIG_DEBUG_SPINLOCK BUG_ON(!test_bit(bitnum, addr)); - smp_mb__before_clear_bit(); - clear_bit(bitnum, addr); +#endif +#if defined(CONFIG_SMP) || defined(CONFIG_DEBUG_SPINLOCK) + __clear_bit_unlock(bitnum, addr); #endif preempt_enable(); __release(bitlock); diff --git a/include/linux/bitmap.h b/include/linux/bitmap.h index 64b4641904f..acad1105d94 100644 --- a/include/linux/bitmap.h +++ b/include/linux/bitmap.h @@ -6,6 +6,7 @@ #include <linux/types.h> #include <linux/bitops.h> #include <linux/string.h> +#include <linux/kernel.h> /* * bitmaps provide bit arrays that consume one or more unsigned diff --git a/include/linux/bitops.h b/include/linux/bitops.h index b9fb8ee3308..69c1edb9fe5 100644 --- a/include/linux/bitops.h +++ b/include/linux/bitops.h @@ -2,6 +2,14 @@ #define _LINUX_BITOPS_H #include <asm/types.h> +#ifdef __KERNEL__ +#define BIT(nr) (1UL << (nr)) +#define BIT_MASK(nr) (1UL << ((nr) % BITS_PER_LONG)) +#define BIT_WORD(nr) ((nr) / BITS_PER_LONG) +#define BITS_TO_LONGS(nr) DIV_ROUND_UP(nr, BITS_PER_LONG) +#define BITS_PER_BYTE 8 +#endif + /* * Include this here because some architectures need generic_ffs/fls in * scope diff --git a/include/linux/capability.h b/include/linux/capability.h index 8961e7fb755..bb017edffd5 100644 --- a/include/linux/capability.h +++ b/include/linux/capability.h @@ -56,10 +56,8 @@ typedef struct __user_cap_data_struct { struct vfs_cap_data { __u32 magic_etc; /* Little endian */ - struct { - __u32 permitted; /* Little endian */ - __u32 inheritable; /* Little endian */ - } data[1]; + __u32 permitted; /* Little endian */ + __u32 inheritable; /* Little endian */ }; #ifdef __KERNEL__ @@ -310,10 +308,6 @@ typedef __u32 kernel_cap_t; #define CAP_SETFCAP 31 #ifdef __KERNEL__ -/* - * Bounding set - */ -extern kernel_cap_t cap_bset; /* * Internal kernel functions only diff --git a/include/linux/cdrom.h b/include/linux/cdrom.h index 2b641b176e7..c6d3e22c062 100644 --- a/include/linux/cdrom.h +++ b/include/linux/cdrom.h @@ -2,7 +2,7 @@ * -- <linux/cdrom.h> * General header file for linux CD-ROM drivers * Copyright (C) 1992 David Giller, rafetmad@oxy.edu - * 1994, 1995 Eberhard Moenkeberg, emoenke@gwdg.de + * 1994, 1995 Eberhard Mönkeberg, emoenke@gwdg.de * 1996 David van Leeuwen, david@tm.tno.nl * 1997, 1998 Erik Andersen, andersee@debian.org * 1998-2002 Jens Axboe, axboe@suse.de @@ -76,7 +76,7 @@ (struct cdrom_multisession) */ #define CDROM_GET_MCN 0x5311 /* Obtain the "Universal Product Code" if available (struct cdrom_mcn) */ -#define CDROM_GET_UPC CDROM_GET_MCN /* This one is depricated, +#define CDROM_GET_UPC CDROM_GET_MCN /* This one is deprecated, but here anyway for compatibility */ #define CDROMRESET 0x5312 /* hard-reset the drive */ #define CDROMVOLREAD 0x5313 /* Get the drive's volume setting @@ -506,7 +506,7 @@ struct cdrom_generic_command #define GPMODE_TO_PROTECT_PAGE 0x1d #define GPMODE_CAPABILITIES_PAGE 0x2a #define GPMODE_ALL_PAGES 0x3f -/* Not in Mt. Fuji, but in ATAPI 2.6 -- depricated now in favor +/* Not in Mt. Fuji, but in ATAPI 2.6 -- deprecated now in favor * of MODE_SENSE_POWER_PAGE */ #define GPMODE_CDROM_PAGE 0x0d diff --git a/include/linux/cgroup.h b/include/linux/cgroup.h new file mode 100644 index 00000000000..87479328d46 --- /dev/null +++ b/include/linux/cgroup.h @@ -0,0 +1,327 @@ +#ifndef _LINUX_CGROUP_H +#define _LINUX_CGROUP_H +/* + * cgroup interface + * + * Copyright (C) 2003 BULL SA + * Copyright (C) 2004-2006 Silicon Graphics, Inc. + * + */ + +#include <linux/sched.h> +#include <linux/kref.h> +#include <linux/cpumask.h> +#include <linux/nodemask.h> +#include <linux/rcupdate.h> +#include <linux/cgroupstats.h> + +#ifdef CONFIG_CGROUPS + +struct cgroupfs_root; +struct cgroup_subsys; +struct inode; + +extern int cgroup_init_early(void); +extern int cgroup_init(void); +extern void cgroup_init_smp(void); +extern void cgroup_lock(void); +extern void cgroup_unlock(void); +extern void cgroup_fork(struct task_struct *p); +extern void cgroup_fork_callbacks(struct task_struct *p); +extern void cgroup_post_fork(struct task_struct *p); +extern void cgroup_exit(struct task_struct *p, int run_callbacks); +extern int cgroupstats_build(struct cgroupstats *stats, + struct dentry *dentry); + +extern struct file_operations proc_cgroup_operations; + +/* Define the enumeration of all cgroup subsystems */ +#define SUBSYS(_x) _x ## _subsys_id, +enum cgroup_subsys_id { +#include <linux/cgroup_subsys.h> + CGROUP_SUBSYS_COUNT +}; +#undef SUBSYS + +/* Per-subsystem/per-cgroup state maintained by the system. */ +struct cgroup_subsys_state { + /* The cgroup that this subsystem is attached to. Useful + * for subsystems that want to know about the cgroup + * hierarchy structure */ + struct cgroup *cgroup; + + /* State maintained by the cgroup system to allow + * subsystems to be "busy". Should be accessed via css_get() + * and css_put() */ + + atomic_t refcnt; + + unsigned long flags; +}; + +/* bits in struct cgroup_subsys_state flags field */ +enum { + CSS_ROOT, /* This CSS is the root of the subsystem */ +}; + +/* + * Call css_get() to hold a reference on the cgroup; + * + */ + +static inline void css_get(struct cgroup_subsys_state *css) +{ + /* We don't need to reference count the root state */ + if (!test_bit(CSS_ROOT, &css->flags)) + atomic_inc(&css->refcnt); +} +/* + * css_put() should be called to release a reference taken by + * css_get() + */ + +extern void __css_put(struct cgroup_subsys_state *css); +static inline void css_put(struct cgroup_subsys_state *css) +{ + if (!test_bit(CSS_ROOT, &css->flags)) + __css_put(css); +} + +struct cgroup { + unsigned long flags; /* "unsigned long" so bitops work */ + + /* count users of this cgroup. >0 means busy, but doesn't + * necessarily indicate the number of tasks in the + * cgroup */ + atomic_t count; + + /* + * We link our 'sibling' struct into our parent's 'children'. + * Our children link their 'sibling' into our 'children'. + */ + struct list_head sibling; /* my parent's children */ + struct list_head children; /* my children */ + + struct cgroup *parent; /* my parent */ + struct dentry *dentry; /* cgroup fs entry */ + + /* Private pointers for each registered subsystem */ + struct cgroup_subsys_state *subsys[CGROUP_SUBSYS_COUNT]; + + struct cgroupfs_root *root; + struct cgroup *top_cgroup; + + /* + * List of cg_cgroup_links pointing at css_sets with + * tasks in this cgroup. Protected by css_set_lock + */ + struct list_head css_sets; + + /* + * Linked list running through all cgroups that can + * potentially be reaped by the release agent. Protected by + * release_list_lock + */ + struct list_head release_list; +}; + +/* A css_set is a structure holding pointers to a set of + * cgroup_subsys_state objects. This saves space in the task struct + * object and speeds up fork()/exit(), since a single inc/dec and a + * list_add()/del() can bump the reference count on the entire + * cgroup set for a task. + */ + +struct css_set { + + /* Reference count */ + struct kref ref; + + /* + * List running through all cgroup groups. Protected by + * css_set_lock + */ + struct list_head list; + + /* + * List running through all tasks using this cgroup + * group. Protected by css_set_lock + */ + struct list_head tasks; + + /* + * List of cg_cgroup_link objects on link chains from + * cgroups referenced from this css_set. Protected by + * css_set_lock + */ + struct list_head cg_links; + + /* + * Set of subsystem states, one for each subsystem. This array + * is immutable after creation apart from the init_css_set + * during subsystem registration (at boot time). + */ + struct cgroup_subsys_state *subsys[CGROUP_SUBSYS_COUNT]; + +}; + +/* struct cftype: + * + * The files in the cgroup filesystem mostly have a very simple read/write + * handling, some common function will take care of it. Nevertheless some cases + * (read tasks) are special and therefore I define this structure for every + * kind of file. + * + * + * When reading/writing to a file: + * - the cgroup to use in file->f_dentry->d_parent->d_fsdata + * - the 'cftype' of the file is file->f_dentry->d_fsdata + */ + +#define MAX_CFTYPE_NAME 64 +struct cftype { + /* By convention, the name should begin with the name of the + * subsystem, followed by a period */ + char name[MAX_CFTYPE_NAME]; + int private; + int (*open) (struct inode *inode, struct file *file); + ssize_t (*read) (struct cgroup *cont, struct cftype *cft, + struct file *file, + char __user *buf, size_t nbytes, loff_t *ppos); + /* + * read_uint() is a shortcut for the common case of returning a + * single integer. Use it in place of read() + */ + u64 (*read_uint) (struct cgroup *cont, struct cftype *cft); + ssize_t (*write) (struct cgroup *cont, struct cftype *cft, + struct file *file, + const char __user *buf, size_t nbytes, loff_t *ppos); + + /* + * write_uint() is a shortcut for the common case of accepting + * a single integer (as parsed by simple_strtoull) from + * userspace. Use in place of write(); return 0 or error. + */ + int (*write_uint) (struct cgroup *cont, struct cftype *cft, u64 val); + + int (*release) (struct inode *inode, struct file *file); +}; + +/* Add a new file to the given cgroup directory. Should only be + * called by subsystems from within a populate() method */ +int cgroup_add_file(struct cgroup *cont, struct cgroup_subsys *subsys, + const struct cftype *cft); + +/* Add a set of new files to the given cgroup directory. Should + * only be called by subsystems from within a populate() method */ +int cgroup_add_files(struct cgroup *cont, + struct cgroup_subsys *subsys, + const struct cftype cft[], + int count); + +int cgroup_is_removed(const struct cgroup *cont); + +int cgroup_path(const struct cgroup *cont, char *buf, int buflen); + +int cgroup_task_count(const struct cgroup *cont); + +/* Return true if the cgroup is a descendant of the current cgroup */ +int cgroup_is_descendant(const struct cgroup *cont); + +/* Control Group subsystem type. See Documentation/cgroups.txt for details */ + +struct cgroup_subsys { + struct cgroup_subsys_state *(*create)(struct cgroup_subsys *ss, + struct cgroup *cont); + void (*destroy)(struct cgroup_subsys *ss, struct cgroup *cont); + int (*can_attach)(struct cgroup_subsys *ss, + struct cgroup *cont, struct task_struct *tsk); + void (*attach)(struct cgroup_subsys *ss, struct cgroup *cont, + struct cgroup *old_cont, struct task_struct *tsk); + void (*fork)(struct cgroup_subsys *ss, struct task_struct *task); + void (*exit)(struct cgroup_subsys *ss, struct task_struct *task); + int (*populate)(struct cgroup_subsys *ss, + struct cgroup *cont); + void (*post_clone)(struct cgroup_subsys *ss, struct cgroup *cont); + void (*bind)(struct cgroup_subsys *ss, struct cgroup *root); + int subsys_id; + int active; + int early_init; +#define MAX_CGROUP_TYPE_NAMELEN 32 + const char *name; + + /* Protected by RCU */ + struct cgroupfs_root *root; + + struct list_head sibling; + + void *private; +}; + +#define SUBSYS(_x) extern struct cgroup_subsys _x ## _subsys; +#include <linux/cgroup_subsys.h> +#undef SUBSYS + +static inline struct cgroup_subsys_state *cgroup_subsys_state( + struct cgroup *cont, int subsys_id) +{ + return cont->subsys[subsys_id]; +} + +static inline struct cgroup_subsys_state *task_subsys_state( + struct task_struct *task, int subsys_id) +{ + return rcu_dereference(task->cgroups->subsys[subsys_id]); +} + +static inline struct cgroup* task_cgroup(struct task_struct *task, + int subsys_id) +{ + return task_subsys_state(task, subsys_id)->cgroup; +} + +int cgroup_path(const struct cgroup *cont, char *buf, int buflen); + +int cgroup_clone(struct task_struct *tsk, struct cgroup_subsys *ss); + +/* A cgroup_iter should be treated as an opaque object */ +struct cgroup_iter { + struct list_head *cg_link; + struct list_head *task; +}; + +/* To iterate across the tasks in a cgroup: + * + * 1) call cgroup_iter_start to intialize an iterator + * + * 2) call cgroup_iter_next() to retrieve member tasks until it + * returns NULL or until you want to end the iteration + * + * 3) call cgroup_iter_end() to destroy the iterator. + */ +void cgroup_iter_start(struct cgroup *cont, struct cgroup_iter *it); +struct task_struct *cgroup_iter_next(struct cgroup *cont, + struct cgroup_iter *it); +void cgroup_iter_end(struct cgroup *cont, struct cgroup_iter *it); + +#else /* !CONFIG_CGROUPS */ + +static inline int cgroup_init_early(void) { return 0; } +static inline int cgroup_init(void) { return 0; } +static inline void cgroup_init_smp(void) {} +static inline void cgroup_fork(struct task_struct *p) {} +static inline void cgroup_fork_callbacks(struct task_struct *p) {} +static inline void cgroup_post_fork(struct task_struct *p) {} +static inline void cgroup_exit(struct task_struct *p, int callbacks) {} + +static inline void cgroup_lock(void) {} +static inline void cgroup_unlock(void) {} +static inline int cgroupstats_build(struct cgroupstats *stats, + struct dentry *dentry) +{ + return -EINVAL; +} + +#endif /* !CONFIG_CGROUPS */ + +#endif /* _LINUX_CGROUP_H */ diff --git a/include/linux/cgroup_subsys.h b/include/linux/cgroup_subsys.h new file mode 100644 index 00000000000..0b9bfbde816 --- /dev/null +++ b/include/linux/cgroup_subsys.h @@ -0,0 +1,38 @@ +/* Add subsystem definitions of the form SUBSYS(<name>) in this + * file. Surround each one by a line of comment markers so that + * patches don't collide + */ + +/* */ + +/* */ + +#ifdef CONFIG_CPUSETS +SUBSYS(cpuset) +#endif + +/* */ + +#ifdef CONFIG_CGROUP_CPUACCT +SUBSYS(cpuacct) +#endif + +/* */ + +#ifdef CONFIG_CGROUP_DEBUG +SUBSYS(debug) +#endif + +/* */ + +#ifdef CONFIG_CGROUP_NS +SUBSYS(ns) +#endif + +/* */ + +#ifdef CONFIG_FAIR_CGROUP_SCHED +SUBSYS(cpu_cgroup) +#endif + +/* */ diff --git a/include/linux/cgroupstats.h b/include/linux/cgroupstats.h new file mode 100644 index 00000000000..4f53abf6855 --- /dev/null +++ b/include/linux/cgroupstats.h @@ -0,0 +1,70 @@ +/* cgroupstats.h - exporting per-cgroup statistics + * + * Copyright IBM Corporation, 2007 + * Author Balbir Singh <balbir@linux.vnet.ibm.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of version 2.1 of the GNU Lesser General Public License + * as published by the Free Software Foundation. + * + * This program is distributed in the hope that it would be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. + */ + +#ifndef _LINUX_CGROUPSTATS_H +#define _LINUX_CGROUPSTATS_H + +#include <linux/taskstats.h> + +/* + * Data shared between user space and kernel space on a per cgroup + * basis. This data is shared using taskstats. + * + * Most of these states are derived by looking at the task->state value + * For the nr_io_wait state, a flag in the delay accounting structure + * indicates that the task is waiting on IO + * + * Each member is aligned to a 8 byte boundary. + */ +struct cgroupstats { + __u64 nr_sleeping; /* Number of tasks sleeping */ + __u64 nr_running; /* Number of tasks running */ + __u64 nr_stopped; /* Number of tasks in stopped state */ + __u64 nr_uninterruptible; /* Number of tasks in uninterruptible */ + /* state */ + __u64 nr_io_wait; /* Number of tasks waiting on IO */ +}; + +/* + * Commands sent from userspace + * Not versioned. New commands should only be inserted at the enum's end + * prior to __CGROUPSTATS_CMD_MAX + */ + +enum { + CGROUPSTATS_CMD_UNSPEC = __TASKSTATS_CMD_MAX, /* Reserved */ + CGROUPSTATS_CMD_GET, /* user->kernel request/get-response */ + CGROUPSTATS_CMD_NEW, /* kernel->user event */ + __CGROUPSTATS_CMD_MAX, +}; + +#define CGROUPSTATS_CMD_MAX (__CGROUPSTATS_CMD_MAX - 1) + +enum { + CGROUPSTATS_TYPE_UNSPEC = 0, /* Reserved */ + CGROUPSTATS_TYPE_CGROUP_STATS, /* contains name + stats */ + __CGROUPSTATS_TYPE_MAX, +}; + +#define CGROUPSTATS_TYPE_MAX (__CGROUPSTATS_TYPE_MAX - 1) + +enum { + CGROUPSTATS_CMD_ATTR_UNSPEC = 0, + CGROUPSTATS_CMD_ATTR_FD, + __CGROUPSTATS_CMD_ATTR_MAX, +}; + +#define CGROUPSTATS_CMD_ATTR_MAX (__CGROUPSTATS_CMD_ATTR_MAX - 1) + +#endif /* _LINUX_CGROUPSTATS_H */ diff --git a/include/linux/clocksource.h b/include/linux/clocksource.h index 16ea3374ddd..107787aacb6 100644 --- a/include/linux/clocksource.h +++ b/include/linux/clocksource.h @@ -221,10 +221,15 @@ extern void clocksource_resume(void); #ifdef CONFIG_GENERIC_TIME_VSYSCALL extern void update_vsyscall(struct timespec *ts, struct clocksource *c); +extern void update_vsyscall_tz(void); #else static inline void update_vsyscall(struct timespec *ts, struct clocksource *c) { } + +static inline void update_vsyscall_tz(void) +{ +} #endif #endif /* _LINUX_CLOCKSOURCE_H */ diff --git a/include/linux/compiler-gcc.h b/include/linux/compiler-gcc.h index acd583384bd..fe23792f05c 100644 --- a/include/linux/compiler-gcc.h +++ b/include/linux/compiler-gcc.h @@ -36,10 +36,20 @@ #define __weak __attribute__((weak)) #define __naked __attribute__((naked)) #define __noreturn __attribute__((noreturn)) + +/* + * From the GCC manual: + * + * Many functions have no effects except the return value and their + * return value depends only on the parameters and/or global + * variables. Such a function can be subject to common subexpression + * elimination and loop optimization just as an arithmetic operator + * would be. + * [...] + */ #define __pure __attribute__((pure)) #define __aligned(x) __attribute__((aligned(x))) #define __printf(a,b) __attribute__((format(printf,a,b))) #define noinline __attribute__((noinline)) -#define __attribute_pure__ __attribute__((pure)) #define __attribute_const__ __attribute__((__const__)) #define __maybe_unused __attribute__((unused)) diff --git a/include/linux/compiler.h b/include/linux/compiler.h index 86f9a3a6137..c811c8b979a 100644 --- a/include/linux/compiler.h +++ b/include/linux/compiler.h @@ -132,20 +132,6 @@ extern void __chk_io_ptr(const volatile void __iomem *); # define __maybe_unused /* unimplemented */ #endif -/* - * From the GCC manual: - * - * Many functions have no effects except the return value and their - * return value depends only on the parameters and/or global - * variables. Such a function can be subject to common subexpression - * elimination and loop optimization just as an arithmetic operator - * would be. - * [...] - */ -#ifndef __attribute_pure__ -# define __attribute_pure__ /* unimplemented */ -#endif - #ifndef noinline #define noinline #endif diff --git a/include/linux/console.h b/include/linux/console.h index 0a4542ddb73..a5f88a6a259 100644 --- a/include/linux/console.h +++ b/include/linux/console.h @@ -122,14 +122,11 @@ extern void console_stop(struct console *); extern void console_start(struct console *); extern int is_console_locked(void); -#ifndef CONFIG_DISABLE_CONSOLE_SUSPEND +extern int console_suspend_enabled; + /* Suspend and resume console messages over PM events */ extern void suspend_console(void); extern void resume_console(void); -#else -static inline void suspend_console(void) {} -static inline void resume_console(void) {} -#endif /* CONFIG_DISABLE_CONSOLE_SUSPEND */ int mda_console_init(void); void prom_con_init(void); diff --git a/include/linux/cpu.h b/include/linux/cpu.h index 0ad72c4cf31..b79c5756936 100644 --- a/include/linux/cpu.h +++ b/include/linux/cpu.h @@ -119,8 +119,9 @@ static inline void cpuhotplug_mutex_unlock(struct mutex *cpu_hp_mutex) #define lock_cpu_hotplug() do { } while (0) #define unlock_cpu_hotplug() do { } while (0) #define hotcpu_notifier(fn, pri) do { (void)(fn); } while (0) -#define register_hotcpu_notifier(nb) do { (void)(nb); } while (0) -#define unregister_hotcpu_notifier(nb) do { (void)(nb); } while (0) +/* These aren't inline functions due to a GCC bug. */ +#define register_hotcpu_notifier(nb) ({ (void)(nb); 0; }) +#define unregister_hotcpu_notifier(nb) ({ (void)(nb); }) /* CPUs don't go offline once they're online w/o CONFIG_HOTPLUG_CPU */ static inline int cpu_is_offline(int cpu) { return 0; } diff --git a/include/linux/cpu_acct.h b/include/linux/cpu_acct.h new file mode 100644 index 00000000000..6b5fd8a66c8 --- /dev/null +++ b/include/linux/cpu_acct.h @@ -0,0 +1,14 @@ + +#ifndef _LINUX_CPU_ACCT_H +#define _LINUX_CPU_ACCT_H + +#include <linux/cgroup.h> +#include <asm/cputime.h> + +#ifdef CONFIG_CGROUP_CPUACCT +extern void cpuacct_charge(struct task_struct *, cputime_t cputime); +#else +static void inline cpuacct_charge(struct task_struct *p, cputime_t cputime) {} +#endif + +#endif diff --git a/include/linux/cpuidle.h b/include/linux/cpuidle.h new file mode 100644 index 00000000000..16a51546db4 --- /dev/null +++ b/include/linux/cpuidle.h @@ -0,0 +1,180 @@ +/* + * cpuidle.h - a generic framework for CPU idle power management + * + * (C) 2007 Venkatesh Pallipadi <venkatesh.pallipadi@intel.com> + * Shaohua Li <shaohua.li@intel.com> + * Adam Belay <abelay@novell.com> + * + * This code is licenced under the GPL. + */ + +#ifndef _LINUX_CPUIDLE_H +#define _LINUX_CPUIDLE_H + +#include <linux/percpu.h> +#include <linux/list.h> +#include <linux/module.h> +#include <linux/kobject.h> +#include <linux/completion.h> + +#define CPUIDLE_STATE_MAX 8 +#define CPUIDLE_NAME_LEN 16 + +struct cpuidle_device; + + +/**************************** + * CPUIDLE DEVICE INTERFACE * + ****************************/ + +struct cpuidle_state { + char name[CPUIDLE_NAME_LEN]; + void *driver_data; + + unsigned int flags; + unsigned int exit_latency; /* in US */ + unsigned int power_usage; /* in mW */ + unsigned int target_residency; /* in US */ + + unsigned int usage; + unsigned int time; /* in US */ + + int (*enter) (struct cpuidle_device *dev, + struct cpuidle_state *state); +}; + +/* Idle State Flags */ +#define CPUIDLE_FLAG_TIME_VALID (0x01) /* is residency time measurable? */ +#define CPUIDLE_FLAG_CHECK_BM (0x02) /* BM activity will exit state */ +#define CPUIDLE_FLAG_SHALLOW (0x10) /* low latency, minimal savings */ +#define CPUIDLE_FLAG_BALANCED (0x20) /* medium latency, moderate savings */ +#define CPUIDLE_FLAG_DEEP (0x40) /* high latency, large savings */ + +#define CPUIDLE_DRIVER_FLAGS_MASK (0xFFFF0000) + +/** + * cpuidle_get_statedata - retrieves private driver state data + * @state: the state + */ +static inline void * cpuidle_get_statedata(struct cpuidle_state *state) +{ + return state->driver_data; +} + +/** + * cpuidle_set_statedata - stores private driver state data + * @state: the state + * @data: the private data + */ +static inline void +cpuidle_set_statedata(struct cpuidle_state *state, void *data) +{ + state->driver_data = data; +} + +struct cpuidle_state_kobj { + struct cpuidle_state *state; + struct completion kobj_unregister; + struct kobject kobj; +}; + +struct cpuidle_device { + int enabled:1; + unsigned int cpu; + + int last_residency; + int state_count; + struct cpuidle_state states[CPUIDLE_STATE_MAX]; + struct cpuidle_state_kobj *kobjs[CPUIDLE_STATE_MAX]; + struct cpuidle_state *last_state; + + struct list_head device_list; + struct kobject kobj; + struct completion kobj_unregister; + void *governor_data; +}; + +DECLARE_PER_CPU(struct cpuidle_device *, cpuidle_devices); + +/** + * cpuidle_get_last_residency - retrieves the last state's residency time + * @dev: the target CPU + * + * NOTE: this value is invalid if CPUIDLE_FLAG_TIME_VALID isn't set + */ +static inline int cpuidle_get_last_residency(struct cpuidle_device *dev) +{ + return dev->last_residency; +} + + +/**************************** + * CPUIDLE DRIVER INTERFACE * + ****************************/ + +struct cpuidle_driver { + char name[CPUIDLE_NAME_LEN]; + struct module *owner; +}; + +#ifdef CONFIG_CPU_IDLE + +extern int cpuidle_register_driver(struct cpuidle_driver *drv); +extern void cpuidle_unregister_driver(struct cpuidle_driver *drv); +extern int cpuidle_register_device(struct cpuidle_device *dev); +extern void cpuidle_unregister_device(struct cpuidle_device *dev); + +extern void cpuidle_pause_and_lock(void); +extern void cpuidle_resume_and_unlock(void); +extern int cpuidle_enable_device(struct cpuidle_device *dev); +extern void cpuidle_disable_device(struct cpuidle_device *dev); + +#else + +static inline int cpuidle_register_driver(struct cpuidle_driver *drv) +{return 0;} +static inline void cpuidle_unregister_driver(struct cpuidle_driver *drv) { } +static inline int cpuidle_register_device(struct cpuidle_device *dev) +{return 0;} +static inline void cpuidle_unregister_device(struct cpuidle_device *dev) { } + +static inline void cpuidle_pause_and_lock(void) { } +static inline void cpuidle_resume_and_unlock(void) { } +static inline int cpuidle_enable_device(struct cpuidle_device *dev) +{return 0;} +static inline void cpuidle_disable_device(struct cpuidle_device *dev) { } + +#endif + +/****************************** + * CPUIDLE GOVERNOR INTERFACE * + ******************************/ + +struct cpuidle_governor { + char name[CPUIDLE_NAME_LEN]; + struct list_head governor_list; + unsigned int rating; + + int (*enable) (struct cpuidle_device *dev); + void (*disable) (struct cpuidle_device *dev); + + int (*select) (struct cpuidle_device *dev); + void (*reflect) (struct cpuidle_device *dev); + + struct module *owner; +}; + +#ifdef CONFIG_CPU_IDLE + +extern int cpuidle_register_governor(struct cpuidle_governor *gov); +extern void cpuidle_unregister_governor(struct cpuidle_governor *gov); + +#else + +static inline int cpuidle_register_governor(struct cpuidle_governor *gov) +{return 0;} +static inline void cpuidle_unregister_governor(struct cpuidle_governor *gov) { } + +#endif + +#endif /* _LINUX_CPUIDLE_H */ diff --git a/include/linux/cpuset.h b/include/linux/cpuset.h index ea44d2e768a..ecae585ec3d 100644 --- a/include/linux/cpuset.h +++ b/include/linux/cpuset.h @@ -11,6 +11,7 @@ #include <linux/sched.h> #include <linux/cpumask.h> #include <linux/nodemask.h> +#include <linux/cgroup.h> #ifdef CONFIG_CPUSETS @@ -19,9 +20,8 @@ extern int number_of_cpusets; /* How many cpusets are defined in system? */ extern int cpuset_init_early(void); extern int cpuset_init(void); extern void cpuset_init_smp(void); -extern void cpuset_fork(struct task_struct *p); -extern void cpuset_exit(struct task_struct *p); extern cpumask_t cpuset_cpus_allowed(struct task_struct *p); +extern cpumask_t cpuset_cpus_allowed_locked(struct task_struct *p); extern nodemask_t cpuset_mems_allowed(struct task_struct *p); #define cpuset_current_mems_allowed (current->mems_allowed) void cpuset_init_current_mems_allowed(void); @@ -76,18 +76,22 @@ static inline int cpuset_do_slab_mem_spread(void) extern void cpuset_track_online_nodes(void); +extern int current_cpuset_is_being_rebound(void); + #else /* !CONFIG_CPUSETS */ static inline int cpuset_init_early(void) { return 0; } static inline int cpuset_init(void) { return 0; } static inline void cpuset_init_smp(void) {} -static inline void cpuset_fork(struct task_struct *p) {} -static inline void cpuset_exit(struct task_struct *p) {} static inline cpumask_t cpuset_cpus_allowed(struct task_struct *p) { return cpu_possible_map; } +static inline cpumask_t cpuset_cpus_allowed_locked(struct task_struct *p) +{ + return cpu_possible_map; +} static inline nodemask_t cpuset_mems_allowed(struct task_struct *p) { @@ -148,6 +152,11 @@ static inline int cpuset_do_slab_mem_spread(void) static inline void cpuset_track_online_nodes(void) {} +static inline int current_cpuset_is_being_rebound(void) +{ + return 0; +} + #endif /* !CONFIG_CPUSETS */ #endif /* _LINUX_CPUSET_H */ diff --git a/include/linux/crypto.h b/include/linux/crypto.h index fc32694287e..f3110ebe894 100644 --- a/include/linux/crypto.h +++ b/include/linux/crypto.h @@ -6,7 +6,7 @@ * Copyright (c) 2005 Herbert Xu <herbert@gondor.apana.org.au> * * Portions derived from Cryptoapi, by Alexander Kjeldaas <astor@fast.no> - * and Nettle, by Niels Möller. + * and Nettle, by Niels Möller. * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the Free diff --git a/include/linux/cyclades.h b/include/linux/cyclades.h index 72aa00cc4b2..8f3dcd30828 100644 --- a/include/linux/cyclades.h +++ b/include/linux/cyclades.h @@ -512,11 +512,11 @@ struct cyclades_card { void __iomem *base_addr; void __iomem *ctl_addr; int irq; - int num_chips; /* 0 if card absent, -1 if Z/PCI, else Y */ - int first_line; /* minor number of first channel on card */ - int nports; /* Number of ports in the card */ - int bus_index; /* address shift - 0 for ISA, 1 for PCI */ - int intr_enabled; /* FW Interrupt flag - 0 disabled, 1 enabled */ + unsigned int num_chips; /* 0 if card absent, -1 if Z/PCI, else Y */ + unsigned int first_line; /* minor number of first channel on card */ + unsigned int nports; /* Number of ports in the card */ + int bus_index; /* address shift - 0 for ISA, 1 for PCI */ + int intr_enabled; /* FW Interrupt flag - 0 disabled, 1 enabled */ spinlock_t card_lock; struct cyclades_port *ports; }; @@ -566,10 +566,9 @@ struct cyclades_port { int rtsdtr_inv; int chip_rev; int custom_divisor; - int x_char; /* to be pushed out ASAP */ + u8 x_char; /* to be pushed out ASAP */ int close_delay; unsigned short closing_wait; - unsigned long event; int count; /* # of fd on device */ int breakon; int breakoff; @@ -584,7 +583,6 @@ struct cyclades_port { struct cyclades_monitor mon; struct cyclades_idle_stats idle_stats; struct cyclades_icount icount; - struct work_struct tqueue; wait_queue_head_t open_wait; wait_queue_head_t close_wait; struct completion shutdown_wait; @@ -592,19 +590,6 @@ struct cyclades_port { int throttle; }; -/* - * Events are used to schedule things to happen at timer-interrupt - * time, instead of at cy interrupt time. - */ -#define Cy_EVENT_READ_PROCESS 0 -#define Cy_EVENT_WRITE_WAKEUP 1 -#define Cy_EVENT_HANGUP 2 -#define Cy_EVENT_BREAK 3 -#define Cy_EVENT_OPEN_WAKEUP 4 -#define Cy_EVENT_SHUTDOWN_WAKEUP 5 -#define Cy_EVENT_DELTA_WAKEUP 6 -#define Cy_EVENT_Z_RX_FULL 7 - #define CLOSING_WAIT_DELAY 30*HZ #define CY_CLOSING_WAIT_NONE 65535 #define CY_CLOSING_WAIT_INF 0 diff --git a/include/linux/dcache.h b/include/linux/dcache.h index aab53df4faf..c2c153f97e8 100644 --- a/include/linux/dcache.h +++ b/include/linux/dcache.h @@ -178,6 +178,7 @@ d_iput: no no no yes #define DCACHE_INOTIFY_PARENT_WATCHED 0x0020 /* Parent inode is watched */ extern spinlock_t dcache_lock; +extern seqlock_t rename_lock; /** * d_drop - drop a dentry diff --git a/include/linux/delayacct.h b/include/linux/delayacct.h index 55d1ca5e60f..ab94bc08355 100644 --- a/include/linux/delayacct.h +++ b/include/linux/delayacct.h @@ -26,6 +26,7 @@ * Used to set current->delays->flags */ #define DELAYACCT_PF_SWAPIN 0x00000001 /* I am doing a swapin */ +#define DELAYACCT_PF_BLKIO 0x00000002 /* I am waiting on IO */ #ifdef CONFIG_TASK_DELAY_ACCT @@ -39,6 +40,14 @@ extern void __delayacct_blkio_end(void); extern int __delayacct_add_tsk(struct taskstats *, struct task_struct *); extern __u64 __delayacct_blkio_ticks(struct task_struct *); +static inline int delayacct_is_task_waiting_on_io(struct task_struct *p) +{ + if (p->delays) + return (p->delays->flags & DELAYACCT_PF_BLKIO); + else + return 0; +} + static inline void delayacct_set_flag(int flag) { if (current->delays) @@ -71,6 +80,7 @@ static inline void delayacct_tsk_free(struct task_struct *tsk) static inline void delayacct_blkio_start(void) { + delayacct_set_flag(DELAYACCT_PF_BLKIO); if (current->delays) __delayacct_blkio_start(); } @@ -79,6 +89,7 @@ static inline void delayacct_blkio_end(void) { if (current->delays) __delayacct_blkio_end(); + delayacct_clear_flag(DELAYACCT_PF_BLKIO); } static inline int delayacct_add_tsk(struct taskstats *d, @@ -116,6 +127,8 @@ static inline int delayacct_add_tsk(struct taskstats *d, { return 0; } static inline __u64 delayacct_blkio_ticks(struct task_struct *tsk) { return 0; } +static inline int delayacct_is_task_waiting_on_io(struct task_struct *p) +{ return 0; } #endif /* CONFIG_TASK_DELAY_ACCT */ #endif diff --git a/include/linux/device-mapper.h b/include/linux/device-mapper.h index 499f5373e21..37c66d1254b 100644 --- a/include/linux/device-mapper.h +++ b/include/linux/device-mapper.h @@ -183,11 +183,14 @@ int dm_resume(struct mapped_device *md); */ uint32_t dm_get_event_nr(struct mapped_device *md); int dm_wait_event(struct mapped_device *md, int event_nr); +uint32_t dm_next_uevent_seq(struct mapped_device *md); +void dm_uevent_add(struct mapped_device *md, struct list_head *elist); /* * Info functions. */ const char *dm_device_name(struct mapped_device *md); +int dm_copy_name_and_uuid(struct mapped_device *md, char *name, char *uuid); struct gendisk *dm_disk(struct mapped_device *md); int dm_suspended(struct mapped_device *md); int dm_noflush_suspending(struct dm_target *ti); diff --git a/include/linux/dm-ioctl.h b/include/linux/dm-ioctl.h index b9348610782..523281c5b7f 100644 --- a/include/linux/dm-ioctl.h +++ b/include/linux/dm-ioctl.h @@ -131,6 +131,7 @@ struct dm_ioctl { char name[DM_NAME_LEN]; /* device name */ char uuid[DM_UUID_LEN]; /* unique identifier for * the block device */ + char data[7]; /* padding or data */ }; /* @@ -285,9 +286,9 @@ typedef char ioctl_struct[308]; #define DM_DEV_SET_GEOMETRY _IOWR(DM_IOCTL, DM_DEV_SET_GEOMETRY_CMD, struct dm_ioctl) #define DM_VERSION_MAJOR 4 -#define DM_VERSION_MINOR 11 +#define DM_VERSION_MINOR 12 #define DM_VERSION_PATCHLEVEL 0 -#define DM_VERSION_EXTRA "-ioctl (2006-10-12)" +#define DM_VERSION_EXTRA "-ioctl (2007-10-02)" /* Status bits */ #define DM_READONLY_FLAG (1 << 0) /* In/Out */ diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h index 0ebfafbd338..101a2d4636b 100644 --- a/include/linux/dma-mapping.h +++ b/include/linux/dma-mapping.h @@ -13,16 +13,26 @@ enum dma_data_direction { DMA_NONE = 3, }; -#define DMA_64BIT_MASK 0xffffffffffffffffULL -#define DMA_48BIT_MASK 0x0000ffffffffffffULL -#define DMA_40BIT_MASK 0x000000ffffffffffULL -#define DMA_39BIT_MASK 0x0000007fffffffffULL -#define DMA_32BIT_MASK 0x00000000ffffffffULL -#define DMA_31BIT_MASK 0x000000007fffffffULL -#define DMA_30BIT_MASK 0x000000003fffffffULL -#define DMA_29BIT_MASK 0x000000001fffffffULL -#define DMA_28BIT_MASK 0x000000000fffffffULL -#define DMA_24BIT_MASK 0x0000000000ffffffULL +#define DMA_BIT_MASK(n) (((n) == 64) ? ~0ULL : ((1ULL<<(n))-1)) + +/* + * NOTE: do not use the below macros in new code and do not add new definitions + * here. + * + * Instead, just open-code DMA_BIT_MASK(n) within your driver + */ +#define DMA_64BIT_MASK DMA_BIT_MASK(64) +#define DMA_48BIT_MASK DMA_BIT_MASK(48) +#define DMA_47BIT_MASK DMA_BIT_MASK(47) +#define DMA_40BIT_MASK DMA_BIT_MASK(40) +#define DMA_39BIT_MASK DMA_BIT_MASK(39) +#define DMA_35BIT_MASK DMA_BIT_MASK(35) +#define DMA_32BIT_MASK DMA_BIT_MASK(32) +#define DMA_31BIT_MASK DMA_BIT_MASK(31) +#define DMA_30BIT_MASK DMA_BIT_MASK(30) +#define DMA_29BIT_MASK DMA_BIT_MASK(29) +#define DMA_28BIT_MASK DMA_BIT_MASK(28) +#define DMA_24BIT_MASK DMA_BIT_MASK(24) #define DMA_MASK_NONE 0x0ULL diff --git a/include/linux/dmar.h b/include/linux/dmar.h new file mode 100644 index 00000000000..ffb6439cb5e --- /dev/null +++ b/include/linux/dmar.h @@ -0,0 +1,86 @@ +/* + * Copyright (c) 2006, Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., 59 Temple + * Place - Suite 330, Boston, MA 02111-1307 USA. + * + * Copyright (C) Ashok Raj <ashok.raj@intel.com> + * Copyright (C) Shaohua Li <shaohua.li@intel.com> + */ + +#ifndef __DMAR_H__ +#define __DMAR_H__ + +#include <linux/acpi.h> +#include <linux/types.h> +#include <linux/msi.h> + +#ifdef CONFIG_DMAR +struct intel_iommu; + +extern char *dmar_get_fault_reason(u8 fault_reason); + +/* Can't use the common MSI interrupt functions + * since DMAR is not a pci device + */ +extern void dmar_msi_unmask(unsigned int irq); +extern void dmar_msi_mask(unsigned int irq); +extern void dmar_msi_read(int irq, struct msi_msg *msg); +extern void dmar_msi_write(int irq, struct msi_msg *msg); +extern int dmar_set_interrupt(struct intel_iommu *iommu); +extern int arch_setup_dmar_msi(unsigned int irq); + +/* Intel IOMMU detection and initialization functions */ +extern void detect_intel_iommu(void); +extern int intel_iommu_init(void); + +extern int dmar_table_init(void); +extern int early_dmar_detect(void); + +extern struct list_head dmar_drhd_units; +extern struct list_head dmar_rmrr_units; + +struct dmar_drhd_unit { + struct list_head list; /* list of drhd units */ + u64 reg_base_addr; /* register base address*/ + struct pci_dev **devices; /* target device array */ + int devices_cnt; /* target device count */ + u8 ignored:1; /* ignore drhd */ + u8 include_all:1; + struct intel_iommu *iommu; +}; + +struct dmar_rmrr_unit { + struct list_head list; /* list of rmrr units */ + u64 base_address; /* reserved base address*/ + u64 end_address; /* reserved end address */ + struct pci_dev **devices; /* target devices */ + int devices_cnt; /* target device count */ +}; + +#define for_each_drhd_unit(drhd) \ + list_for_each_entry(drhd, &dmar_drhd_units, list) +#define for_each_rmrr_units(rmrr) \ + list_for_each_entry(rmrr, &dmar_rmrr_units, list) +#else +static inline void detect_intel_iommu(void) +{ + return; +} +static inline int intel_iommu_init(void) +{ + return -ENODEV; +} + +#endif /* !CONFIG_DMAR */ +#endif /* __DMAR_H__ */ diff --git a/include/linux/edd.h b/include/linux/edd.h index 7b647822d6d..5d747c5cd0f 100644 --- a/include/linux/edd.h +++ b/include/linux/edd.h @@ -67,113 +67,113 @@ #define EDD_INFO_USE_INT13_FN50 (1 << 7) struct edd_device_params { - u16 length; - u16 info_flags; - u32 num_default_cylinders; - u32 num_default_heads; - u32 sectors_per_track; - u64 number_of_sectors; - u16 bytes_per_sector; - u32 dpte_ptr; /* 0xFFFFFFFF for our purposes */ - u16 key; /* = 0xBEDD */ - u8 device_path_info_length; /* = 44 */ - u8 reserved2; - u16 reserved3; - u8 host_bus_type[4]; - u8 interface_type[8]; + __u16 length; + __u16 info_flags; + __u32 num_default_cylinders; + __u32 num_default_heads; + __u32 sectors_per_track; + __u64 number_of_sectors; + __u16 bytes_per_sector; + __u32 dpte_ptr; /* 0xFFFFFFFF for our purposes */ + __u16 key; /* = 0xBEDD */ + __u8 device_path_info_length; /* = 44 */ + __u8 reserved2; + __u16 reserved3; + __u8 host_bus_type[4]; + __u8 interface_type[8]; union { struct { - u16 base_address; - u16 reserved1; - u32 reserved2; + __u16 base_address; + __u16 reserved1; + __u32 reserved2; } __attribute__ ((packed)) isa; struct { - u8 bus; - u8 slot; - u8 function; - u8 channel; - u32 reserved; + __u8 bus; + __u8 slot; + __u8 function; + __u8 channel; + __u32 reserved; } __attribute__ ((packed)) pci; /* pcix is same as pci */ struct { - u64 reserved; + __u64 reserved; } __attribute__ ((packed)) ibnd; struct { - u64 reserved; + __u64 reserved; } __attribute__ ((packed)) xprs; struct { - u64 reserved; + __u64 reserved; } __attribute__ ((packed)) htpt; struct { - u64 reserved; + __u64 reserved; } __attribute__ ((packed)) unknown; } interface_path; union { struct { - u8 device; - u8 reserved1; - u16 reserved2; - u32 reserved3; - u64 reserved4; + __u8 device; + __u8 reserved1; + __u16 reserved2; + __u32 reserved3; + __u64 reserved4; } __attribute__ ((packed)) ata; struct { - u8 device; - u8 lun; - u8 reserved1; - u8 reserved2; - u32 reserved3; - u64 reserved4; + __u8 device; + __u8 lun; + __u8 reserved1; + __u8 reserved2; + __u32 reserved3; + __u64 reserved4; } __attribute__ ((packed)) atapi; struct { - u16 id; - u64 lun; - u16 reserved1; - u32 reserved2; + __u16 id; + __u64 lun; + __u16 reserved1; + __u32 reserved2; } __attribute__ ((packed)) scsi; struct { - u64 serial_number; - u64 reserved; + __u64 serial_number; + __u64 reserved; } __attribute__ ((packed)) usb; struct { - u64 eui; - u64 reserved; + __u64 eui; + __u64 reserved; } __attribute__ ((packed)) i1394; struct { - u64 wwid; - u64 lun; + __u64 wwid; + __u64 lun; } __attribute__ ((packed)) fibre; struct { - u64 identity_tag; - u64 reserved; + __u64 identity_tag; + __u64 reserved; } __attribute__ ((packed)) i2o; struct { - u32 array_number; - u32 reserved1; - u64 reserved2; + __u32 array_number; + __u32 reserved1; + __u64 reserved2; } __attribute__ ((packed)) raid; struct { - u8 device; - u8 reserved1; - u16 reserved2; - u32 reserved3; - u64 reserved4; + __u8 device; + __u8 reserved1; + __u16 reserved2; + __u32 reserved3; + __u64 reserved4; } __attribute__ ((packed)) sata; struct { - u64 reserved1; - u64 reserved2; + __u64 reserved1; + __u64 reserved2; } __attribute__ ((packed)) unknown; } device_path; - u8 reserved4; - u8 checksum; + __u8 reserved4; + __u8 checksum; } __attribute__ ((packed)); struct edd_info { - u8 device; - u8 version; - u16 interface_support; - u16 legacy_max_cylinder; - u8 legacy_max_head; - u8 legacy_sectors_per_track; + __u8 device; + __u8 version; + __u16 interface_support; + __u16 legacy_max_cylinder; + __u8 legacy_max_head; + __u8 legacy_sectors_per_track; struct edd_device_params params; } __attribute__ ((packed)); @@ -184,8 +184,9 @@ struct edd { unsigned char edd_info_nr; }; +#ifdef __KERNEL__ extern struct edd edd; - +#endif /* __KERNEL__ */ #endif /*!__ASSEMBLY__ */ #endif /* _LINUX_EDD_H */ diff --git a/include/linux/efi.h b/include/linux/efi.h index 0b9579a4cd4..14813b59580 100644 --- a/include/linux/efi.h +++ b/include/linux/efi.h @@ -298,7 +298,7 @@ extern int efi_mem_attribute_range (unsigned long phys_addr, unsigned long size, u64 attr); extern int __init efi_uart_console_only (void); extern void efi_initialize_iomem_resources(struct resource *code_resource, - struct resource *data_resource); + struct resource *data_resource, struct resource *bss_resource); extern unsigned long efi_get_time(void); extern int efi_set_rtc_mmss(unsigned long nowtime); extern int is_available_memory(efi_memory_desc_t * md); diff --git a/include/linux/efs_fs.h b/include/linux/efs_fs.h index 16cb25cbf7c..dd57fe523e9 100644 --- a/include/linux/efs_fs.h +++ b/include/linux/efs_fs.h @@ -35,6 +35,7 @@ static inline struct efs_sb_info *SUPER_INFO(struct super_block *sb) } struct statfs; +struct fid; extern const struct inode_operations efs_dir_inode_operations; extern const struct file_operations efs_dir_operations; @@ -45,7 +46,10 @@ extern efs_block_t efs_map_block(struct inode *, efs_block_t); extern int efs_get_block(struct inode *, sector_t, struct buffer_head *, int); extern struct dentry *efs_lookup(struct inode *, struct dentry *, struct nameidata *); -extern struct dentry *efs_get_dentry(struct super_block *sb, void *vobjp); +extern struct dentry *efs_fh_to_dentry(struct super_block *sb, struct fid *fid, + int fh_len, int fh_type); +extern struct dentry *efs_fh_to_parent(struct super_block *sb, struct fid *fid, + int fh_len, int fh_type); extern struct dentry *efs_get_parent(struct dentry *); extern int efs_bmap(struct inode *, int); diff --git a/include/linux/exportfs.h b/include/linux/exportfs.h index 8872fe8392d..51d21413881 100644 --- a/include/linux/exportfs.h +++ b/include/linux/exportfs.h @@ -4,9 +4,48 @@ #include <linux/types.h> struct dentry; +struct inode; struct super_block; struct vfsmount; +/* + * The fileid_type identifies how the file within the filesystem is encoded. + * In theory this is freely set and parsed by the filesystem, but we try to + * stick to conventions so we can share some generic code and don't confuse + * sniffers like ethereal/wireshark. + * + * The filesystem must not use the value '0' or '0xff'. + */ +enum fid_type { + /* + * The root, or export point, of the filesystem. + * (Never actually passed down to the filesystem. + */ + FILEID_ROOT = 0, + + /* + * 32bit inode number, 32 bit generation number. + */ + FILEID_INO32_GEN = 1, + + /* + * 32bit inode number, 32 bit generation number, + * 32 bit parent directory inode number. + */ + FILEID_INO32_GEN_PARENT = 2, +}; + +struct fid { + union { + struct { + u32 ino; + u32 gen; + u32 parent_ino; + u32 parent_gen; + } i32; + __u32 raw[6]; + }; +}; /** * struct export_operations - for nfsd to communicate with file systems @@ -15,43 +54,9 @@ struct vfsmount; * @get_name: find the name for a given inode in a given directory * @get_parent: find the parent of a given directory * @get_dentry: find a dentry for the inode given a file handle sub-fragment - * @find_exported_dentry: - * set by the exporting module to a standard helper function. - * - * Description: - * The export_operations structure provides a means for nfsd to communicate - * with a particular exported file system - particularly enabling nfsd and - * the filesystem to co-operate when dealing with file handles. - * - * export_operations contains two basic operation for dealing with file - * handles, decode_fh() and encode_fh(), and allows for some other - * operations to be defined which standard helper routines use to get - * specific information from the filesystem. - * - * nfsd encodes information use to determine which filesystem a filehandle - * applies to in the initial part of the file handle. The remainder, termed - * a file handle fragment, is controlled completely by the filesystem. The - * standard helper routines assume that this fragment will contain one or - * two sub-fragments, one which identifies the file, and one which may be - * used to identify the (a) directory containing the file. * - * In some situations, nfsd needs to get a dentry which is connected into a - * specific part of the file tree. To allow for this, it passes the - * function acceptable() together with a @context which can be used to see - * if the dentry is acceptable. As there can be multiple dentrys for a - * given file, the filesystem should check each one for acceptability before - * looking for the next. As soon as an acceptable one is found, it should - * be returned. - * - * decode_fh: - * @decode_fh is given a &struct super_block (@sb), a file handle fragment - * (@fh, @fh_len) and an acceptability testing function (@acceptable, - * @context). It should return a &struct dentry which refers to the same - * file that the file handle fragment refers to, and which passes the - * acceptability test. If it cannot, it should return a %NULL pointer if - * the file was found but no acceptable &dentries were available, or a - * %ERR_PTR error code indicating why it couldn't be found (e.g. %ENOENT or - * %ENOMEM). + * See Documentation/filesystems/Exporting for details on how to use + * this interface correctly. * * encode_fh: * @encode_fh should store in the file handle fragment @fh (using at most @@ -63,6 +68,21 @@ struct vfsmount; * the filehandle fragment. encode_fh() should return the number of bytes * stored or a negative error code such as %-ENOSPC * + * fh_to_dentry: + * @fh_to_dentry is given a &struct super_block (@sb) and a file handle + * fragment (@fh, @fh_len). It should return a &struct dentry which refers + * to the same file that the file handle fragment refers to. If it cannot, + * it should return a %NULL pointer if the file was found but no acceptable + * &dentries were available, or an %ERR_PTR error code indicating why it + * couldn't be found (e.g. %ENOENT or %ENOMEM). Any suitable dentry can be + * returned including, if necessary, a new dentry created with d_alloc_root. + * The caller can then find any other extant dentries by following the + * d_alias links. + * + * fh_to_parent: + * Same as @fh_to_dentry, except that it returns a pointer to the parent + * dentry if it was encoded into the filehandle fragment by @encode_fh. + * * get_name: * @get_name should find a name for the given @child in the given @parent * directory. The name should be stored in the @name (with the @@ -75,52 +95,37 @@ struct vfsmount; * is also a directory. In the event that it cannot be found, or storage * space cannot be allocated, a %ERR_PTR should be returned. * - * get_dentry: - * Given a &super_block (@sb) and a pointer to a file-system specific inode - * identifier, possibly an inode number, (@inump) get_dentry() should find - * the identified inode and return a dentry for that inode. Any suitable - * dentry can be returned including, if necessary, a new dentry created with - * d_alloc_root. The caller can then find any other extant dentrys by - * following the d_alias links. If a new dentry was created using - * d_alloc_root, DCACHE_NFSD_DISCONNECTED should be set, and the dentry - * should be d_rehash()ed. - * - * If the inode cannot be found, either a %NULL pointer or an %ERR_PTR code - * can be returned. The @inump will be whatever was passed to - * nfsd_find_fh_dentry() in either the @obj or @parent parameters. - * * Locking rules: * get_parent is called with child->d_inode->i_mutex down * get_name is not (which is possibly inconsistent) */ struct export_operations { - struct dentry *(*decode_fh)(struct super_block *sb, __u32 *fh, - int fh_len, int fh_type, - int (*acceptable)(void *context, struct dentry *de), - void *context); int (*encode_fh)(struct dentry *de, __u32 *fh, int *max_len, int connectable); + struct dentry * (*fh_to_dentry)(struct super_block *sb, struct fid *fid, + int fh_len, int fh_type); + struct dentry * (*fh_to_parent)(struct super_block *sb, struct fid *fid, + int fh_len, int fh_type); int (*get_name)(struct dentry *parent, char *name, struct dentry *child); struct dentry * (*get_parent)(struct dentry *child); - struct dentry * (*get_dentry)(struct super_block *sb, void *inump); - - /* This is set by the exporting module to a standard helper */ - struct dentry * (*find_exported_dentry)( - struct super_block *sb, void *obj, void *parent, - int (*acceptable)(void *context, struct dentry *de), - void *context); }; -extern struct dentry *find_exported_dentry(struct super_block *sb, void *obj, - void *parent, int (*acceptable)(void *context, struct dentry *de), - void *context); - -extern int exportfs_encode_fh(struct dentry *dentry, __u32 *fh, int *max_len, - int connectable); -extern struct dentry *exportfs_decode_fh(struct vfsmount *mnt, __u32 *fh, +extern int exportfs_encode_fh(struct dentry *dentry, struct fid *fid, + int *max_len, int connectable); +extern struct dentry *exportfs_decode_fh(struct vfsmount *mnt, struct fid *fid, int fh_len, int fileid_type, int (*acceptable)(void *, struct dentry *), void *context); +/* + * Generic helpers for filesystems. + */ +extern struct dentry *generic_fh_to_dentry(struct super_block *sb, + struct fid *fid, int fh_len, int fh_type, + struct inode *(*get_inode) (struct super_block *sb, u64 ino, u32 gen)); +extern struct dentry *generic_fh_to_parent(struct super_block *sb, + struct fid *fid, int fh_len, int fh_type, + struct inode *(*get_inode) (struct super_block *sb, u64 ino, u32 gen)); + #endif /* LINUX_EXPORTFS_H */ diff --git a/include/linux/ext2_fs.h b/include/linux/ext2_fs.h index c77c3bbfe4b..0f6c86c634f 100644 --- a/include/linux/ext2_fs.h +++ b/include/linux/ext2_fs.h @@ -561,6 +561,7 @@ enum { #define EXT2_DIR_ROUND (EXT2_DIR_PAD - 1) #define EXT2_DIR_REC_LEN(name_len) (((name_len) + 8 + EXT2_DIR_ROUND) & \ ~EXT2_DIR_ROUND) +#define EXT2_MAX_REC_LEN ((1<<16)-1) static inline ext2_fsblk_t ext2_group_first_block_no(struct super_block *sb, unsigned long group_no) diff --git a/include/linux/ext3_fs.h b/include/linux/ext3_fs.h index 589b0b355d8..64134456ed8 100644 --- a/include/linux/ext3_fs.h +++ b/include/linux/ext3_fs.h @@ -72,8 +72,8 @@ * Macro-instructions used to manage several block sizes */ #define EXT3_MIN_BLOCK_SIZE 1024 -#define EXT3_MAX_BLOCK_SIZE 4096 -#define EXT3_MIN_BLOCK_LOG_SIZE 10 +#define EXT3_MAX_BLOCK_SIZE 65536 +#define EXT3_MIN_BLOCK_LOG_SIZE 10 #ifdef __KERNEL__ # define EXT3_BLOCK_SIZE(s) ((s)->s_blocksize) #else diff --git a/include/linux/ext4_fs.h b/include/linux/ext4_fs.h index cdee7aaa57a..97dd409d5f4 100644 --- a/include/linux/ext4_fs.h +++ b/include/linux/ext4_fs.h @@ -36,10 +36,6 @@ /*max window size: 1024(direct blocks) + 3([t,d]indirect blocks) */ #define EXT4_MAX_RESERVE_BLOCKS 1027 #define EXT4_RESERVE_WINDOW_NOT_ALLOCATED 0 -/* - * Always enable hashed directories - */ -#define CONFIG_EXT4_INDEX /* * Debug code @@ -105,37 +101,29 @@ #define EXT4_BLOCK_ALIGN(size, blkbits) ALIGN((size), (1 << (blkbits))) /* - * Macro-instructions used to manage fragments - */ -#define EXT4_MIN_FRAG_SIZE 1024 -#define EXT4_MAX_FRAG_SIZE 4096 -#define EXT4_MIN_FRAG_LOG_SIZE 10 -#ifdef __KERNEL__ -# define EXT4_FRAG_SIZE(s) (EXT4_SB(s)->s_frag_size) -# define EXT4_FRAGS_PER_BLOCK(s) (EXT4_SB(s)->s_frags_per_block) -#else -# define EXT4_FRAG_SIZE(s) (EXT4_MIN_FRAG_SIZE << (s)->s_log_frag_size) -# define EXT4_FRAGS_PER_BLOCK(s) (EXT4_BLOCK_SIZE(s) / EXT4_FRAG_SIZE(s)) -#endif - -/* * Structure of a blocks group descriptor */ struct ext4_group_desc { - __le32 bg_block_bitmap; /* Blocks bitmap block */ - __le32 bg_inode_bitmap; /* Inodes bitmap block */ - __le32 bg_inode_table; /* Inodes table block */ + __le32 bg_block_bitmap_lo; /* Blocks bitmap block */ + __le32 bg_inode_bitmap_lo; /* Inodes bitmap block */ + __le32 bg_inode_table_lo; /* Inodes table block */ __le16 bg_free_blocks_count; /* Free blocks count */ __le16 bg_free_inodes_count; /* Free inodes count */ __le16 bg_used_dirs_count; /* Directories count */ - __u16 bg_flags; - __u32 bg_reserved[3]; + __le16 bg_flags; /* EXT4_BG_flags (INODE_UNINIT, etc) */ + __u32 bg_reserved[2]; /* Likely block/inode bitmap checksum */ + __le16 bg_itable_unused; /* Unused inodes count */ + __le16 bg_checksum; /* crc16(sb_uuid+group+desc) */ __le32 bg_block_bitmap_hi; /* Blocks bitmap block MSB */ __le32 bg_inode_bitmap_hi; /* Inodes bitmap block MSB */ __le32 bg_inode_table_hi; /* Inodes table block MSB */ }; +#define EXT4_BG_INODE_UNINIT 0x0001 /* Inode table/bitmap not in use */ +#define EXT4_BG_BLOCK_UNINIT 0x0002 /* Block bitmap not in use */ +#define EXT4_BG_INODE_ZEROED 0x0004 /* On-disk itable initialized to zero */ + #ifdef __KERNEL__ #include <linux/ext4_fs_i.h> #include <linux/ext4_fs_sb.h> @@ -311,27 +299,24 @@ struct ext4_inode { __le32 i_generation; /* File version (for NFS) */ __le32 i_file_acl; /* File ACL */ __le32 i_dir_acl; /* Directory ACL */ - __le32 i_faddr; /* Fragment address */ + __le32 i_obso_faddr; /* Obsoleted fragment address */ union { struct { - __u8 l_i_frag; /* Fragment number */ - __u8 l_i_fsize; /* Fragment size */ + __le16 l_i_reserved1; /* Obsoleted fragment number/size which are removed in ext4 */ __le16 l_i_file_acl_high; __le16 l_i_uid_high; /* these 2 fields */ __le16 l_i_gid_high; /* were reserved2[0] */ __u32 l_i_reserved2; } linux2; struct { - __u8 h_i_frag; /* Fragment number */ - __u8 h_i_fsize; /* Fragment size */ + __le16 h_i_reserved1; /* Obsoleted fragment number/size which are removed in ext4 */ __u16 h_i_mode_high; __u16 h_i_uid_high; __u16 h_i_gid_high; __u32 h_i_author; } hurd2; struct { - __u8 m_i_frag; /* Fragment number */ - __u8 m_i_fsize; /* Fragment size */ + __le16 h_i_reserved1; /* Obsoleted fragment number/size which are removed in ext4 */ __le16 m_i_file_acl_high; __u32 m_i_reserved2[2]; } masix2; @@ -419,8 +404,6 @@ do { \ #if defined(__KERNEL__) || defined(__linux__) #define i_reserved1 osd1.linux1.l_i_reserved1 -#define i_frag osd2.linux2.l_i_frag -#define i_fsize osd2.linux2.l_i_fsize #define i_file_acl_high osd2.linux2.l_i_file_acl_high #define i_uid_low i_uid #define i_gid_low i_gid @@ -431,8 +414,6 @@ do { \ #elif defined(__GNU__) #define i_translator osd1.hurd1.h_i_translator -#define i_frag osd2.hurd2.h_i_frag; -#define i_fsize osd2.hurd2.h_i_fsize; #define i_uid_high osd2.hurd2.h_i_uid_high #define i_gid_high osd2.hurd2.h_i_gid_high #define i_author osd2.hurd2.h_i_author @@ -440,8 +421,6 @@ do { \ #elif defined(__masix__) #define i_reserved1 osd1.masix1.m_i_reserved1 -#define i_frag osd2.masix2.m_i_frag -#define i_fsize osd2.masix2.m_i_fsize #define i_file_acl_high osd2.masix2.m_i_file_acl_high #define i_reserved2 osd2.masix2.m_i_reserved2 @@ -522,15 +501,15 @@ do { \ */ struct ext4_super_block { /*00*/ __le32 s_inodes_count; /* Inodes count */ - __le32 s_blocks_count; /* Blocks count */ - __le32 s_r_blocks_count; /* Reserved blocks count */ - __le32 s_free_blocks_count; /* Free blocks count */ + __le32 s_blocks_count_lo; /* Blocks count */ + __le32 s_r_blocks_count_lo; /* Reserved blocks count */ + __le32 s_free_blocks_count_lo; /* Free blocks count */ /*10*/ __le32 s_free_inodes_count; /* Free inodes count */ __le32 s_first_data_block; /* First Data Block */ __le32 s_log_block_size; /* Block size */ - __le32 s_log_frag_size; /* Fragment size */ + __le32 s_obso_log_frag_size; /* Obsoleted fragment size */ /*20*/ __le32 s_blocks_per_group; /* # Blocks per group */ - __le32 s_frags_per_group; /* # Fragments per group */ + __le32 s_obso_frags_per_group; /* Obsoleted fragments per group */ __le32 s_inodes_per_group; /* # Inodes per group */ __le32 s_mtime; /* Mount time */ /*30*/ __le32 s_wtime; /* Write time */ @@ -595,13 +574,13 @@ struct ext4_super_block { /*150*/ __le32 s_blocks_count_hi; /* Blocks count */ __le32 s_r_blocks_count_hi; /* Reserved blocks count */ __le32 s_free_blocks_count_hi; /* Free blocks count */ - __u16 s_min_extra_isize; /* All inodes have at least # bytes */ - __u16 s_want_extra_isize; /* New inodes should reserve # bytes */ - __u32 s_flags; /* Miscellaneous flags */ - __u16 s_raid_stride; /* RAID stride */ - __u16 s_mmp_interval; /* # seconds to wait in MMP checking */ - __u64 s_mmp_block; /* Block for multi-mount protection */ - __u32 s_raid_stripe_width; /* blocks on all data disks (N*stride)*/ + __le16 s_min_extra_isize; /* All inodes have at least # bytes */ + __le16 s_want_extra_isize; /* New inodes should reserve # bytes */ + __le32 s_flags; /* Miscellaneous flags */ + __le16 s_raid_stride; /* RAID stride */ + __le16 s_mmp_interval; /* # seconds to wait in MMP checking */ + __le64 s_mmp_block; /* Block for multi-mount protection */ + __le32 s_raid_stripe_width; /* blocks on all data disks (N*stride)*/ __u32 s_reserved[163]; /* Padding to the end of the block */ }; @@ -692,6 +671,7 @@ static inline int ext4_valid_inum(struct super_block *sb, unsigned long ino) #define EXT4_FEATURE_RO_COMPAT_SPARSE_SUPER 0x0001 #define EXT4_FEATURE_RO_COMPAT_LARGE_FILE 0x0002 #define EXT4_FEATURE_RO_COMPAT_BTREE_DIR 0x0004 +#define EXT4_FEATURE_RO_COMPAT_GDT_CSUM 0x0010 #define EXT4_FEATURE_RO_COMPAT_DIR_NLINK 0x0020 #define EXT4_FEATURE_RO_COMPAT_EXTRA_ISIZE 0x0040 @@ -702,15 +682,18 @@ static inline int ext4_valid_inum(struct super_block *sb, unsigned long ino) #define EXT4_FEATURE_INCOMPAT_META_BG 0x0010 #define EXT4_FEATURE_INCOMPAT_EXTENTS 0x0040 /* extents support */ #define EXT4_FEATURE_INCOMPAT_64BIT 0x0080 +#define EXT4_FEATURE_INCOMPAT_FLEX_BG 0x0200 #define EXT4_FEATURE_COMPAT_SUPP EXT2_FEATURE_COMPAT_EXT_ATTR #define EXT4_FEATURE_INCOMPAT_SUPP (EXT4_FEATURE_INCOMPAT_FILETYPE| \ EXT4_FEATURE_INCOMPAT_RECOVER| \ EXT4_FEATURE_INCOMPAT_META_BG| \ EXT4_FEATURE_INCOMPAT_EXTENTS| \ - EXT4_FEATURE_INCOMPAT_64BIT) + EXT4_FEATURE_INCOMPAT_64BIT| \ + EXT4_FEATURE_INCOMPAT_FLEX_BG) #define EXT4_FEATURE_RO_COMPAT_SUPP (EXT4_FEATURE_RO_COMPAT_SPARSE_SUPER| \ EXT4_FEATURE_RO_COMPAT_LARGE_FILE| \ + EXT4_FEATURE_RO_COMPAT_GDT_CSUM| \ EXT4_FEATURE_RO_COMPAT_DIR_NLINK | \ EXT4_FEATURE_RO_COMPAT_EXTRA_ISIZE | \ EXT4_FEATURE_RO_COMPAT_BTREE_DIR) @@ -789,17 +772,11 @@ struct ext4_dir_entry_2 { * (c) Daniel Phillips, 2001 */ -#ifdef CONFIG_EXT4_INDEX - #define is_dx(dir) (EXT4_HAS_COMPAT_FEATURE(dir->i_sb, \ - EXT4_FEATURE_COMPAT_DIR_INDEX) && \ +#define is_dx(dir) (EXT4_HAS_COMPAT_FEATURE(dir->i_sb, \ + EXT4_FEATURE_COMPAT_DIR_INDEX) && \ (EXT4_I(dir)->i_flags & EXT4_INDEX_FL)) #define EXT4_DIR_LINK_MAX(dir) (!is_dx(dir) && (dir)->i_nlink >= EXT4_LINK_MAX) #define EXT4_DIR_LINK_EMPTY(dir) ((dir)->i_nlink == 2 || (dir)->i_nlink == 1) -#else - #define is_dx(dir) 0 -#define EXT4_DIR_LINK_MAX(dir) ((dir)->i_nlink >= EXT4_LINK_MAX) -#define EXT4_DIR_LINK_EMPTY(dir) ((dir)->i_nlink == 2) -#endif /* Legal values for the dx_root hash_version field: */ @@ -1004,39 +981,39 @@ extern void ext4_inode_table_set(struct super_block *sb, static inline ext4_fsblk_t ext4_blocks_count(struct ext4_super_block *es) { return ((ext4_fsblk_t)le32_to_cpu(es->s_blocks_count_hi) << 32) | - le32_to_cpu(es->s_blocks_count); + le32_to_cpu(es->s_blocks_count_lo); } static inline ext4_fsblk_t ext4_r_blocks_count(struct ext4_super_block *es) { return ((ext4_fsblk_t)le32_to_cpu(es->s_r_blocks_count_hi) << 32) | - le32_to_cpu(es->s_r_blocks_count); + le32_to_cpu(es->s_r_blocks_count_lo); } static inline ext4_fsblk_t ext4_free_blocks_count(struct ext4_super_block *es) { return ((ext4_fsblk_t)le32_to_cpu(es->s_free_blocks_count_hi) << 32) | - le32_to_cpu(es->s_free_blocks_count); + le32_to_cpu(es->s_free_blocks_count_lo); } static inline void ext4_blocks_count_set(struct ext4_super_block *es, ext4_fsblk_t blk) { - es->s_blocks_count = cpu_to_le32((u32)blk); + es->s_blocks_count_lo = cpu_to_le32((u32)blk); es->s_blocks_count_hi = cpu_to_le32(blk >> 32); } static inline void ext4_free_blocks_count_set(struct ext4_super_block *es, ext4_fsblk_t blk) { - es->s_free_blocks_count = cpu_to_le32((u32)blk); + es->s_free_blocks_count_lo = cpu_to_le32((u32)blk); es->s_free_blocks_count_hi = cpu_to_le32(blk >> 32); } static inline void ext4_r_blocks_count_set(struct ext4_super_block *es, ext4_fsblk_t blk) { - es->s_r_blocks_count = cpu_to_le32((u32)blk); + es->s_r_blocks_count_lo = cpu_to_le32((u32)blk); es->s_r_blocks_count_hi = cpu_to_le32(blk >> 32); } diff --git a/include/linux/ext4_fs_extents.h b/include/linux/ext4_fs_extents.h index 81406f3655d..d2045a26195 100644 --- a/include/linux/ext4_fs_extents.h +++ b/include/linux/ext4_fs_extents.h @@ -74,7 +74,7 @@ struct ext4_extent { __le32 ee_block; /* first logical block extent covers */ __le16 ee_len; /* number of blocks covered by extent */ __le16 ee_start_hi; /* high 16 bits of physical block */ - __le32 ee_start; /* low 32 bits of physical block */ + __le32 ee_start_lo; /* low 32 bits of physical block */ }; /* @@ -83,7 +83,7 @@ struct ext4_extent { */ struct ext4_extent_idx { __le32 ei_block; /* index covers logical blocks from 'block' */ - __le32 ei_leaf; /* pointer to the physical block of the next * + __le32 ei_leaf_lo; /* pointer to the physical block of the next * * level. leaf or next index could be there */ __le16 ei_leaf_hi; /* high 16 bits of physical block */ __u16 ei_unused; diff --git a/include/linux/ext4_fs_i.h b/include/linux/ext4_fs_i.h index 1a511e9905a..86ddfe2089f 100644 --- a/include/linux/ext4_fs_i.h +++ b/include/linux/ext4_fs_i.h @@ -78,11 +78,6 @@ struct ext4_ext_cache { struct ext4_inode_info { __le32 i_data[15]; /* unconverted */ __u32 i_flags; -#ifdef EXT4_FRAGMENTS - __u32 i_faddr; - __u8 i_frag_no; - __u8 i_frag_size; -#endif ext4_fsblk_t i_file_acl; __u32 i_dir_acl; __u32 i_dtime; diff --git a/include/linux/ext4_fs_sb.h b/include/linux/ext4_fs_sb.h index 0a8e47d47c9..b40e827cd49 100644 --- a/include/linux/ext4_fs_sb.h +++ b/include/linux/ext4_fs_sb.h @@ -28,11 +28,8 @@ * third extended-fs super-block data in memory */ struct ext4_sb_info { - unsigned long s_frag_size; /* Size of a fragment in bytes */ unsigned long s_desc_size; /* Size of a group descriptor in bytes */ - unsigned long s_frags_per_block;/* Number of fragments per block */ unsigned long s_inodes_per_block;/* Number of inodes per block */ - unsigned long s_frags_per_group;/* Number of fragments in a group */ unsigned long s_blocks_per_group;/* Number of blocks in a group */ unsigned long s_inodes_per_group;/* Number of inodes in a group */ unsigned long s_itb_per_group; /* Number of inode table blocks per group */ diff --git a/include/linux/ext4_jbd2.h b/include/linux/ext4_jbd2.h index d716e6392cf..38c71d3c8db 100644 --- a/include/linux/ext4_jbd2.h +++ b/include/linux/ext4_jbd2.h @@ -12,8 +12,8 @@ * Ext4-specific journaling extensions. */ -#ifndef _LINUX_EXT4_JBD_H -#define _LINUX_EXT4_JBD_H +#ifndef _LINUX_EXT4_JBD2_H +#define _LINUX_EXT4_JBD2_H #include <linux/fs.h> #include <linux/jbd2.h> @@ -228,4 +228,4 @@ static inline int ext4_should_writeback_data(struct inode *inode) return 0; } -#endif /* _LINUX_EXT4_JBD_H */ +#endif /* _LINUX_EXT4_JBD2_H */ diff --git a/include/linux/filter.h b/include/linux/filter.h index 91b2e3b9251..ddfa0372a3b 100644 --- a/include/linux/filter.h +++ b/include/linux/filter.h @@ -146,6 +146,7 @@ struct sock; extern unsigned int sk_run_filter(struct sk_buff *skb, struct sock_filter *filter, int flen); extern int sk_attach_filter(struct sock_fprog *fprog, struct sock *sk); +extern int sk_detach_filter(struct sock *sk); extern int sk_chk_filter(struct sock_filter *filter, int flen); #endif /* __KERNEL__ */ diff --git a/include/linux/freezer.h b/include/linux/freezer.h index efded00ad08..08934995c7a 100644 --- a/include/linux/freezer.h +++ b/include/linux/freezer.h @@ -4,6 +4,7 @@ #define FREEZER_H_INCLUDED #include <linux/sched.h> +#include <linux/wait.h> #ifdef CONFIG_PM_SLEEP /* @@ -126,6 +127,36 @@ static inline void set_freezable(void) current->flags &= ~PF_NOFREEZE; } +/* + * Freezer-friendly wrappers around wait_event_interruptible() and + * wait_event_interruptible_timeout(), originally defined in <linux/wait.h> + */ + +#define wait_event_freezable(wq, condition) \ +({ \ + int __retval; \ + do { \ + __retval = wait_event_interruptible(wq, \ + (condition) || freezing(current)); \ + if (__retval && !freezing(current)) \ + break; \ + else if (!(condition)) \ + __retval = -ERESTARTSYS; \ + } while (try_to_freeze()); \ + __retval; \ +}) + + +#define wait_event_freezable_timeout(wq, condition, timeout) \ +({ \ + long __retval = timeout; \ + do { \ + __retval = wait_event_interruptible_timeout(wq, \ + (condition) || freezing(current), \ + __retval); \ + } while (try_to_freeze()); \ + __retval; \ +}) #else /* !CONFIG_PM_SLEEP */ static inline int frozen(struct task_struct *p) { return 0; } static inline int freezing(struct task_struct *p) { return 0; } @@ -143,6 +174,13 @@ static inline void freezer_do_not_count(void) {} static inline void freezer_count(void) {} static inline int freezer_should_skip(struct task_struct *p) { return 0; } static inline void set_freezable(void) {} + +#define wait_event_freezable(wq, condition) \ + wait_event_interruptible(wq, condition) + +#define wait_event_freezable_timeout(wq, condition, timeout) \ + wait_event_interruptible_timeout(wq, condition, timeout) + #endif /* !CONFIG_PM_SLEEP */ #endif /* FREEZER_H_INCLUDED */ diff --git a/include/linux/fs.h b/include/linux/fs.h index e3fc5dbb224..b3ec4a496d6 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -123,6 +123,7 @@ extern int dir_notify_enable; #define MS_SLAVE (1<<19) /* change to slave */ #define MS_SHARED (1<<20) /* change to shared */ #define MS_RELATIME (1<<21) /* Update atime relative to mtime/ctime. */ +#define MS_KERNMOUNT (1<<22) /* this is a kern_mount call */ #define MS_ACTIVE (1<<30) #define MS_NOUSER (1<<31) @@ -330,6 +331,7 @@ typedef void (dio_iodone_t)(struct kiocb *iocb, loff_t offset, #define ATTR_KILL_SGID 4096 #define ATTR_FILE 8192 #define ATTR_KILL_PRIV 16384 +#define ATTR_OPEN 32768 /* Truncating from open(O_TRUNC) */ /* * This is the Inode Attributes structure, used for notify_change(). It @@ -985,7 +987,7 @@ struct super_block { const struct super_operations *s_op; struct dquot_operations *dq_op; struct quotactl_ops *s_qcop; - struct export_operations *s_export_op; + const struct export_operations *s_export_op; unsigned long s_flags; unsigned long s_magic; struct dentry *s_root; @@ -1458,7 +1460,8 @@ void unnamed_dev_init(void); extern int register_filesystem(struct file_system_type *); extern int unregister_filesystem(struct file_system_type *); -extern struct vfsmount *kern_mount(struct file_system_type *); +extern struct vfsmount *kern_mount_data(struct file_system_type *, void *data); +#define kern_mount(type) kern_mount_data(type, NULL) extern int may_umount_tree(struct vfsmount *); extern int may_umount(struct vfsmount *); extern void umount_tree(struct vfsmount *, int, struct list_head *); @@ -1467,6 +1470,8 @@ extern long do_mount(char *, char *, char *, unsigned long, void *); extern struct vfsmount *copy_tree(struct vfsmount *, struct dentry *, int); extern void mnt_set_mountpoint(struct vfsmount *, struct dentry *, struct vfsmount *); +extern struct vfsmount *collect_mounts(struct vfsmount *, struct dentry *); +extern void drop_collected_mounts(struct vfsmount *); extern int vfs_statfs(struct dentry *, struct kstatfs *); @@ -1533,7 +1538,7 @@ static inline int break_lease(struct inode *inode, unsigned int mode) extern int do_truncate(struct dentry *, loff_t start, unsigned int time_attrs, struct file *filp); -extern long do_sys_open(int fdf, const char __user *filename, int flags, +extern long do_sys_open(int dfd, const char __user *filename, int flags, int mode); extern struct file *filp_open(const char *, int, int); extern struct file * dentry_open(struct dentry *, struct vfsmount *, int); @@ -1921,6 +1926,8 @@ extern int vfs_fstat(unsigned int, struct kstat *); extern int vfs_ioctl(struct file *, unsigned int, unsigned int, unsigned long); +extern void get_filesystem(struct file_system_type *fs); +extern void put_filesystem(struct file_system_type *fs); extern struct file_system_type *get_fs_type(const char *name); extern struct super_block *get_super(struct block_device *); extern struct super_block *user_get_super(dev_t); diff --git a/include/linux/fsnotify.h b/include/linux/fsnotify.h index dfc4e4f68da..2bd31fa623b 100644 --- a/include/linux/fsnotify.h +++ b/include/linux/fsnotify.h @@ -41,8 +41,9 @@ static inline void fsnotify_d_move(struct dentry *entry) */ static inline void fsnotify_move(struct inode *old_dir, struct inode *new_dir, const char *old_name, const char *new_name, - int isdir, struct inode *target, struct inode *source) + int isdir, struct inode *target, struct dentry *moved) { + struct inode *source = moved->d_inode; u32 cookie = inotify_get_cookie(); if (old_dir == new_dir) @@ -67,7 +68,7 @@ static inline void fsnotify_move(struct inode *old_dir, struct inode *new_dir, if (source) { inotify_inode_queue_event(source, IN_MOVE_SELF, 0, NULL, NULL); } - audit_inode_child(new_name, source, new_dir); + audit_inode_child(new_name, moved, new_dir); } /* @@ -98,7 +99,7 @@ static inline void fsnotify_create(struct inode *inode, struct dentry *dentry) inode_dir_notify(inode, DN_CREATE); inotify_inode_queue_event(inode, IN_CREATE, 0, dentry->d_name.name, dentry->d_inode); - audit_inode_child(dentry->d_name.name, dentry->d_inode, inode); + audit_inode_child(dentry->d_name.name, dentry, inode); } /* @@ -109,7 +110,7 @@ static inline void fsnotify_mkdir(struct inode *inode, struct dentry *dentry) inode_dir_notify(inode, DN_CREATE); inotify_inode_queue_event(inode, IN_CREATE | IN_ISDIR, 0, dentry->d_name.name, dentry->d_inode); - audit_inode_child(dentry->d_name.name, dentry->d_inode, inode); + audit_inode_child(dentry->d_name.name, dentry, inode); } /* diff --git a/include/linux/fuse.h b/include/linux/fuse.h index 9fbe9d258e2..d0c437028c8 100644 --- a/include/linux/fuse.h +++ b/include/linux/fuse.h @@ -6,7 +6,17 @@ See the file COPYING. */ -/* This file defines the kernel interface of FUSE */ +/* + * This file defines the kernel interface of FUSE + * + * Protocol changelog: + * + * 7.9: + * - new fuse_getattr_in input argument of GETATTR + * - add lk_flags in fuse_lk_in + * - add lock_owner field to fuse_setattr_in, fuse_read_in and fuse_write_in + * - add blksize field to fuse_attr + */ #include <asm/types.h> #include <linux/major.h> @@ -15,7 +25,7 @@ #define FUSE_KERNEL_VERSION 7 /** Minor version number of this interface */ -#define FUSE_KERNEL_MINOR_VERSION 8 +#define FUSE_KERNEL_MINOR_VERSION 9 /** The node ID of the root inode */ #define FUSE_ROOT_ID 1 @@ -44,6 +54,8 @@ struct fuse_attr { __u32 uid; __u32 gid; __u32 rdev; + __u32 blksize; + __u32 padding; }; struct fuse_kstatfs { @@ -76,6 +88,9 @@ struct fuse_file_lock { #define FATTR_ATIME (1 << 4) #define FATTR_MTIME (1 << 5) #define FATTR_FH (1 << 6) +#define FATTR_ATIME_NOW (1 << 7) +#define FATTR_MTIME_NOW (1 << 8) +#define FATTR_LOCKOWNER (1 << 9) /** * Flags returned by the OPEN request @@ -91,12 +106,38 @@ struct fuse_file_lock { */ #define FUSE_ASYNC_READ (1 << 0) #define FUSE_POSIX_LOCKS (1 << 1) +#define FUSE_FILE_OPS (1 << 2) +#define FUSE_ATOMIC_O_TRUNC (1 << 3) /** * Release flags */ #define FUSE_RELEASE_FLUSH (1 << 0) +/** + * Getattr flags + */ +#define FUSE_GETATTR_FH (1 << 0) + +/** + * Lock flags + */ +#define FUSE_LK_FLOCK (1 << 0) + +/** + * WRITE flags + * + * FUSE_WRITE_CACHE: delayed write from page cache, file handle is guessed + * FUSE_WRITE_LOCKOWNER: lock_owner field is valid + */ +#define FUSE_WRITE_CACHE (1 << 0) +#define FUSE_WRITE_LOCKOWNER (1 << 1) + +/** + * Read flags + */ +#define FUSE_READ_LOCKOWNER (1 << 1) + enum fuse_opcode { FUSE_LOOKUP = 1, FUSE_FORGET = 2, /* no reply */ @@ -139,6 +180,8 @@ enum fuse_opcode { /* The read buffer is required to be at least 8k, but may be much larger */ #define FUSE_MIN_READ_BUFFER 8192 +#define FUSE_COMPAT_ENTRY_OUT_SIZE 120 + struct fuse_entry_out { __u64 nodeid; /* Inode ID */ __u64 generation; /* Inode generation: nodeid:gen must @@ -154,6 +197,14 @@ struct fuse_forget_in { __u64 nlookup; }; +struct fuse_getattr_in { + __u32 getattr_flags; + __u32 dummy; + __u64 fh; +}; + +#define FUSE_COMPAT_ATTR_OUT_SIZE 96 + struct fuse_attr_out { __u64 attr_valid; /* Cache timeout for the attributes */ __u32 attr_valid_nsec; @@ -184,7 +235,7 @@ struct fuse_setattr_in { __u32 padding; __u64 fh; __u64 size; - __u64 unused1; + __u64 lock_owner; __u64 atime; __u64 mtime; __u64 unused2; @@ -227,14 +278,18 @@ struct fuse_read_in { __u64 fh; __u64 offset; __u32 size; - __u32 padding; + __u32 read_flags; + __u64 lock_owner; }; +#define FUSE_COMPAT_WRITE_IN_SIZE 24 + struct fuse_write_in { __u64 fh; __u64 offset; __u32 size; __u32 write_flags; + __u64 lock_owner; }; struct fuse_write_out { @@ -273,6 +328,8 @@ struct fuse_lk_in { __u64 fh; __u64 owner; struct fuse_file_lock lk; + __u32 lk_flags; + __u32 padding; }; struct fuse_lk_out { diff --git a/include/linux/hid.h b/include/linux/hid.h index edb8024d744..6e35b92b1d2 100644 --- a/include/linux/hid.h +++ b/include/linux/hid.h @@ -469,8 +469,8 @@ struct hid_device { /* device report descriptor */ /* handler for raw output data, used by hidraw */ int (*hid_output_raw_report) (struct hid_device *, __u8 *, size_t); #ifdef CONFIG_USB_HIDINPUT_POWERBOOK - unsigned long pb_pressed_fn[NBITS(KEY_MAX)]; - unsigned long pb_pressed_numlock[NBITS(KEY_MAX)]; + unsigned long pb_pressed_fn[BITS_TO_LONGS(KEY_CNT)]; + unsigned long pb_pressed_numlock[BITS_TO_LONGS(KEY_CNT)]; #endif }; diff --git a/include/linux/hrtimer.h b/include/linux/hrtimer.h index 540799bc85f..7a9398e1970 100644 --- a/include/linux/hrtimer.h +++ b/include/linux/hrtimer.h @@ -300,7 +300,7 @@ hrtimer_forward(struct hrtimer *timer, ktime_t now, ktime_t interval); /* Precise sleep: */ extern long hrtimer_nanosleep(struct timespec *rqtp, - struct timespec __user *rmtp, + struct timespec *rmtp, const enum hrtimer_mode mode, const clockid_t clockid); extern long hrtimer_nanosleep_restart(struct restart_block *restart_block); diff --git a/include/linux/i8042.h b/include/linux/i8042.h new file mode 100644 index 00000000000..7907a72403e --- /dev/null +++ b/include/linux/i8042.h @@ -0,0 +1,35 @@ +#ifndef _LINUX_I8042_H +#define _LINUX_I8042_H + +/* + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published by + * the Free Software Foundation. + */ + + +/* + * Standard commands. + */ + +#define I8042_CMD_CTL_RCTR 0x0120 +#define I8042_CMD_CTL_WCTR 0x1060 +#define I8042_CMD_CTL_TEST 0x01aa + +#define I8042_CMD_KBD_DISABLE 0x00ad +#define I8042_CMD_KBD_ENABLE 0x00ae +#define I8042_CMD_KBD_TEST 0x01ab +#define I8042_CMD_KBD_LOOP 0x11d2 + +#define I8042_CMD_AUX_DISABLE 0x00a7 +#define I8042_CMD_AUX_ENABLE 0x00a8 +#define I8042_CMD_AUX_TEST 0x01a9 +#define I8042_CMD_AUX_SEND 0x10d4 +#define I8042_CMD_AUX_LOOP 0x11d3 + +#define I8042_CMD_MUX_PFX 0x0090 +#define I8042_CMD_MUX_SEND 0x1090 + +int i8042_command(unsigned char *param, int command); + +#endif diff --git a/include/linux/ide.h b/include/linux/ide.h index e39ee2fa260..4ed4777bba6 100644 --- a/include/linux/ide.h +++ b/include/linux/ide.h @@ -192,22 +192,20 @@ typedef unsigned char byte; /* used everywhere */ struct hwif_s; typedef int (ide_ack_intr_t)(struct hwif_s *); -#ifndef NO_DMA -#define NO_DMA 255 -#endif - /* * hwif_chipset_t is used to keep track of the specific hardware * chipset used by each IDE interface, if known. */ -typedef enum { ide_unknown, ide_generic, ide_pci, +enum { ide_unknown, ide_generic, ide_pci, ide_cmd640, ide_dtc2278, ide_ali14xx, ide_qd65xx, ide_umc8672, ide_ht6560b, ide_rz1000, ide_trm290, ide_cmd646, ide_cy82c693, ide_4drives, ide_pmac, ide_etrax100, ide_acorn, ide_au1xxx, ide_forced -} hwif_chipset_t; +}; + +typedef u8 hwif_chipset_t; /* * Structure to hold all information about the location of this port @@ -215,22 +213,16 @@ typedef enum { ide_unknown, ide_generic, ide_pci, typedef struct hw_regs_s { unsigned long io_ports[IDE_NR_PORTS]; /* task file registers */ int irq; /* our irq number */ - int dma; /* our dma entry */ ide_ack_intr_t *ack_intr; /* acknowledge interrupt */ hwif_chipset_t chipset; struct device *dev; } hw_regs_t; -/* - * Register new hardware with ide - */ -int ide_register_hw(hw_regs_t *, int, struct hwif_s **); -int ide_register_hw_with_fixup(hw_regs_t *, int, struct hwif_s **, - void (*)(struct hwif_s *)); +struct hwif_s * ide_find_port(unsigned long); + +int ide_register_hw(hw_regs_t *, void (*)(struct hwif_s *), int, + struct hwif_s **); -/* - * Set up hw_regs_t structure before calling ide_register_hw (optional) - */ void ide_setup_ports( hw_regs_t *hw, unsigned long base, int *offsets, @@ -268,11 +260,7 @@ static inline void ide_std_init_ports(hw_regs_t *hw, # define ide_init_default_irq(base) (0) #endif -/* - * ide_init_hwif_ports() is OBSOLETE and will be removed in 2.7 series. - * New ports shouldn't define IDE_ARCH_OBSOLETE_INIT in <asm/ide.h>. - */ -#ifdef IDE_ARCH_OBSOLETE_INIT +#ifdef CONFIG_IDE_ARCH_OBSOLETE_INIT static inline void ide_init_hwif_ports(hw_regs_t *hw, unsigned long io_addr, unsigned long ctl_addr, @@ -302,7 +290,7 @@ static inline void ide_init_hwif_ports(hw_regs_t *hw, if (io_addr || ctl_addr) printk(KERN_WARNING "%s: must not be called\n", __FUNCTION__); } -#endif /* IDE_ARCH_OBSOLETE_INIT */ +#endif /* CONFIG_IDE_ARCH_OBSOLETE_INIT */ /* Currently only m68k, apus and m8xx need it */ #ifndef IDE_ARCH_ACK_INTR @@ -363,7 +351,6 @@ typedef union { * ATA DATA Register Special. * ATA NSECTOR Count Register(). * ATAPI Byte Count Register. - * Channel index ordering pairs. */ typedef union { unsigned all :16; @@ -378,7 +365,7 @@ typedef union { #error "Please fix <asm/byteorder.h>" #endif } b; -} ata_nsector_t, ata_data_t, atapi_bcount_t, ata_index_t; +} ata_nsector_t, ata_data_t, atapi_bcount_t; /* * ATA-IDE Select Register, aka Device-Head @@ -657,7 +644,7 @@ typedef struct ide_drive_s { ((1<<ide_pci)|(1<<ide_cmd646)|(1<<ide_ali14xx)) #define IDE_CHIPSET_IS_PCI(c) ((IDE_CHIPSET_PCI_MASK >> (c)) & 1) -struct ide_pci_device_s; +struct ide_port_info; typedef struct hwif_s { struct hwif_s *next; /* for linked-list in ide_hwgroup_t */ @@ -672,7 +659,6 @@ typedef struct hwif_s { unsigned long sata_scr[SATA_NR_PORTS]; unsigned long sata_misc[SATA_NR_PORTS]; - hw_regs_t hw; /* Hardware info */ ide_drive_t drives[MAX_DRIVES]; /* drive info */ u8 major; /* our major number */ @@ -681,11 +667,10 @@ typedef struct hwif_s { u8 straight8; /* Alan's straight 8 check */ u8 bus_state; /* power state of the IDE bus */ - u16 host_flags; + u32 host_flags; u8 pio_mask; - u8 atapi_dma; /* host supports atapi_dma */ u8 ultra_mask; u8 mwdma_mask; u8 swdma_mask; @@ -695,7 +680,9 @@ typedef struct hwif_s { hwif_chipset_t chipset; /* sub-module for tuning.. */ struct pci_dev *pci_dev; /* for pci chipsets */ - struct ide_pci_device_s *cds; /* chipset device struct */ + const struct ide_port_info *cds; /* chipset device struct */ + + ide_ack_intr_t *ack_intr; void (*rw_disk)(ide_drive_t *, struct request *); @@ -726,6 +713,8 @@ typedef struct hwif_s { u8 (*mdma_filter)(ide_drive_t *); u8 (*udma_filter)(ide_drive_t *); + void (*fixup)(struct hwif_s *); + void (*ata_input_data)(ide_drive_t *, void *, u32); void (*ata_output_data)(ide_drive_t *, void *, u32); @@ -797,12 +786,9 @@ typedef struct hwif_s { unsigned serialized : 1; /* serialized all channel operation */ unsigned sharing_irq: 1; /* 1 = sharing irq with another hwif */ unsigned reset : 1; /* reset after probe */ - unsigned no_lba48 : 1; /* 1 = cannot do LBA48 */ - unsigned no_lba48_dma : 1; /* 1 = cannot do LBA48 DMA */ unsigned auto_poll : 1; /* supports nop auto-poll */ unsigned sg_mapped : 1; /* sg_table and sg_nents are ready */ unsigned no_io_32bit : 1; /* 1 = can not do 32-bit IO ops */ - unsigned err_stops_fifo : 1; /* 1=data FIFO is cleared by an error */ unsigned mmio : 1; /* host uses MMIO */ struct device gendev; @@ -845,8 +831,6 @@ typedef struct hwgroup_s { /* for pci chipsets */ struct pci_dev *pci_dev; - /* chipset device struct */ - struct ide_pci_device_s *cds; /* current request */ struct request *rq; @@ -1034,36 +1018,16 @@ extern int ide_end_request (ide_drive_t *drive, int uptodate, int nrsecs); int ide_end_dequeued_request(ide_drive_t *drive, struct request *rq, int uptodate, int nr_sectors); -/* - * This is used on exit from the driver to designate the next irq handler - * and also to start the safety timer. - */ extern void ide_set_handler (ide_drive_t *drive, ide_handler_t *handler, unsigned int timeout, ide_expiry_t *expiry); -/* - * This is used on exit from the driver to designate the next irq handler - * and start the safety time safely and atomically from the IRQ handler - * with respect to the command issue (which it also does) - */ extern void ide_execute_command(ide_drive_t *, task_ioreg_t cmd, ide_handler_t *, unsigned int, ide_expiry_t *); ide_startstop_t __ide_error(ide_drive_t *, struct request *, u8, u8); -/* - * ide_error() takes action based on the error returned by the controller. - * The caller should return immediately after invoking this. - * - * (drive, msg, status) - */ ide_startstop_t ide_error (ide_drive_t *drive, const char *msg, byte stat); ide_startstop_t __ide_abort(ide_drive_t *, struct request *); -/* - * Abort a running command on the controller triggering the abort - * from a host side, non error situation - * (drive, msg) - */ extern ide_startstop_t ide_abort(ide_drive_t *, const char *); extern void ide_fix_driveid(struct hd_driveid *); @@ -1079,15 +1043,8 @@ extern void ide_fixstring(u8 *, const int, const int); int ide_wait_stat(ide_startstop_t *, ide_drive_t *, u8, u8, unsigned long); -/* - * Start a reset operation for an IDE interface. - * The caller should return immediately after invoking this. - */ extern ide_startstop_t ide_do_reset (ide_drive_t *); -/* - * This function is intended to be used prior to invoking ide_do_drive_cmd(). - */ extern void ide_init_drive_cmd (struct request *rq); /* @@ -1102,13 +1059,6 @@ typedef enum { extern int ide_do_drive_cmd(ide_drive_t *, struct request *, ide_action_t); -/* - * Clean up after success/failure of an explicit drive cmd. - * stat/err are used only when (HWGROUP(drive)->rq->cmd == IDE_DRIVE_CMD). - * stat/err are used only when (HWGROUP(drive)->rq->cmd == IDE_DRIVE_TASK_MASK). - * - * (ide_drive_t *drive, u8 stat, u8 err) - */ extern void ide_end_drive_cmd(ide_drive_t *, u8, u8); /* @@ -1181,10 +1131,6 @@ extern int taskfile_lib_get_identify(ide_drive_t *drive, u8 *); extern int ide_wait_not_busy(ide_hwif_t *hwif, unsigned long timeout); -/* - * ide_stall_queue() can be used by a drive to give excess bandwidth back - * to the hwgroup by sleeping for timeout jiffies. - */ extern void ide_stall_queue(ide_drive_t *drive, unsigned long timeout); extern int ide_spin_wait_hwgroup(ide_drive_t *); @@ -1204,26 +1150,13 @@ extern int __ide_pci_register_driver(struct pci_driver *driver, struct module *o #define ide_pci_register_driver(d) pci_register_driver(d) #endif -void ide_pci_setup_ports(struct pci_dev *, struct ide_pci_device_s *, int, ata_index_t *); -extern void ide_setup_pci_noise (struct pci_dev *dev, struct ide_pci_device_s *d); +void ide_pci_setup_ports(struct pci_dev *, const struct ide_port_info *, int, u8 *); +void ide_setup_pci_noise(struct pci_dev *, const struct ide_port_info *); extern void default_hwif_iops(ide_hwif_t *); extern void default_hwif_mmiops(ide_hwif_t *); extern void default_hwif_transport(ide_hwif_t *); -#define ON_BOARD 1 -#define NEVER_BOARD 0 - -#ifdef CONFIG_BLK_DEV_OFFBOARD -# define OFF_BOARD ON_BOARD -#else /* CONFIG_BLK_DEV_OFFBOARD */ -# define OFF_BOARD NEVER_BOARD -#endif /* CONFIG_BLK_DEV_OFFBOARD */ - -#define NODMA 0 -#define NOAUTODMA 1 -#define AUTODMA 2 - typedef struct ide_pci_enablebit_s { u8 reg; /* byte pci reg holding the enable-bit */ u8 mask; /* mask to isolate the enable-bit */ @@ -1258,29 +1191,61 @@ enum { IDE_HFLAG_TRUST_BIOS_FOR_DMA = (1 << 10), /* host uses VDMA */ IDE_HFLAG_VDMA = (1 << 11), + /* ATAPI DMA is unsupported */ + IDE_HFLAG_NO_ATAPI_DMA = (1 << 12), + /* set if host is a "bootable" controller */ + IDE_HFLAG_BOOTABLE = (1 << 13), + /* host doesn't support DMA */ + IDE_HFLAG_NO_DMA = (1 << 14), + /* check if host is PCI IDE device before allowing DMA */ + IDE_HFLAG_NO_AUTODMA = (1 << 15), + /* host is CS5510/CS5520 */ + IDE_HFLAG_CS5520 = (1 << 16), + /* no LBA48 */ + IDE_HFLAG_NO_LBA48 = (1 << 17), + /* no LBA48 DMA */ + IDE_HFLAG_NO_LBA48_DMA = (1 << 18), + /* data FIFO is cleared by an error */ + IDE_HFLAG_ERROR_STOPS_FIFO = (1 << 19), + /* serialize ports */ + IDE_HFLAG_SERIALIZE = (1 << 20), + /* use legacy IRQs */ + IDE_HFLAG_LEGACY_IRQS = (1 << 21), + /* force use of legacy IRQs */ + IDE_HFLAG_FORCE_LEGACY_IRQS = (1 << 22), + /* limit LBA48 requests to 256 sectors */ + IDE_HFLAG_RQSIZE_256 = (1 << 23), + /* use 32-bit I/O ops */ + IDE_HFLAG_IO_32BIT = (1 << 24), + /* unmask IRQs */ + IDE_HFLAG_UNMASK_IRQS = (1 << 25), }; -typedef struct ide_pci_device_s { +#ifdef CONFIG_BLK_DEV_OFFBOARD +# define IDE_HFLAG_OFF_BOARD IDE_HFLAG_BOOTABLE +#else +# define IDE_HFLAG_OFF_BOARD 0 +#endif + +struct ide_port_info { char *name; - int (*init_setup)(struct pci_dev *, struct ide_pci_device_s *); - void (*init_setup_dma)(struct pci_dev *, struct ide_pci_device_s *, ide_hwif_t *); unsigned int (*init_chipset)(struct pci_dev *, const char *); void (*init_iops)(ide_hwif_t *); void (*init_hwif)(ide_hwif_t *); void (*init_dma)(ide_hwif_t *, unsigned long); void (*fixup)(ide_hwif_t *); - u8 autodma; ide_pci_enablebit_t enablebits[2]; - u8 bootable; + hwif_chipset_t chipset; unsigned int extra; - struct ide_pci_device_s *next; - u16 host_flags; + u32 host_flags; u8 pio_mask; + u8 swdma_mask; + u8 mwdma_mask; u8 udma_mask; -} ide_pci_device_t; +}; -extern int ide_setup_pci_device(struct pci_dev *, ide_pci_device_t *); -extern int ide_setup_pci_devices(struct pci_dev *, struct pci_dev *, ide_pci_device_t *); +int ide_setup_pci_device(struct pci_dev *, const struct ide_port_info *); +int ide_setup_pci_devices(struct pci_dev *, struct pci_dev *, const struct ide_port_info *); void ide_map_sg(ide_drive_t *, struct request *); void ide_init_sg_cmd(ide_drive_t *, struct request *); @@ -1363,8 +1328,7 @@ void ide_unregister_region(struct gendisk *); void ide_undecoded_slave(ide_hwif_t *); -int probe_hwif_init_with_fixup(ide_hwif_t *, void (*)(ide_hwif_t *)); -extern int probe_hwif_init(ide_hwif_t *); +int ide_device_add(u8 idx[4]); static inline void *ide_get_hwifdata (ide_hwif_t * hwif) { @@ -1454,4 +1418,11 @@ static inline int hwif_to_node(ide_hwif_t *hwif) return dev ? pcibus_to_node(dev->bus) : -1; } +static inline ide_drive_t *ide_get_paired_drive(ide_drive_t *drive) +{ + ide_hwif_t *hwif = HWIF(drive); + + return &hwif->drives[(drive->dn ^ 1) & 1]; +} + #endif /* _IDE_H */ diff --git a/include/linux/init_task.h b/include/linux/init_task.h index d4b2f1c76e1..cae35b6b9ae 100644 --- a/include/linux/init_task.h +++ b/include/linux/init_task.h @@ -67,9 +67,6 @@ .posix_timers = LIST_HEAD_INIT(sig.posix_timers), \ .cpu_timers = INIT_CPU_TIMERS(sig.cpu_timers), \ .rlim = INIT_RLIMITS, \ - .pgrp = 0, \ - .tty_old_pgrp = NULL, \ - { .__session = 0}, \ } extern struct nsproxy init_nsproxy; @@ -94,15 +91,18 @@ extern struct group_info init_groups; #define INIT_STRUCT_PID { \ .count = ATOMIC_INIT(1), \ - .nr = 0, \ - /* Don't put this struct pid in pid_hash */ \ - .pid_chain = { .next = NULL, .pprev = NULL }, \ .tasks = { \ { .first = &init_task.pids[PIDTYPE_PID].node }, \ { .first = &init_task.pids[PIDTYPE_PGID].node }, \ { .first = &init_task.pids[PIDTYPE_SID].node }, \ }, \ .rcu = RCU_HEAD_INIT, \ + .level = 0, \ + .numbers = { { \ + .nr = 0, \ + .ns = &init_pid_ns, \ + .pid_chain = { .next = NULL, .pprev = NULL }, \ + }, } \ } #define INIT_PID_LINK(type) \ diff --git a/include/linux/inotify.h b/include/linux/inotify.h index d4f48c6402e..742b917e7d1 100644 --- a/include/linux/inotify.h +++ b/include/linux/inotify.h @@ -120,6 +120,8 @@ extern __s32 inotify_find_update_watch(struct inotify_handle *, struct inode *, u32); extern __s32 inotify_add_watch(struct inotify_handle *, struct inotify_watch *, struct inode *, __u32); +extern __s32 inotify_clone_watch(struct inotify_watch *, struct inotify_watch *); +extern void inotify_evict_watch(struct inotify_watch *); extern int inotify_rm_watch(struct inotify_handle *, struct inotify_watch *); extern int inotify_rm_wd(struct inotify_handle *, __u32); extern void inotify_remove_watch_locked(struct inotify_handle *, diff --git a/include/linux/input.h b/include/linux/input.h index f30da6fc08e..62268929856 100644 --- a/include/linux/input.h +++ b/include/linux/input.h @@ -98,6 +98,7 @@ struct input_absinfo { #define EV_PWR 0x16 #define EV_FF_STATUS 0x17 #define EV_MAX 0x1f +#define EV_CNT (EV_MAX+1) /* * Synchronization events. @@ -567,6 +568,7 @@ struct input_absinfo { /* We avoid low common keys in module aliases so they don't get huge. */ #define KEY_MIN_INTERESTING KEY_MUTE #define KEY_MAX 0x1ff +#define KEY_CNT (KEY_MAX+1) /* * Relative axes @@ -583,6 +585,7 @@ struct input_absinfo { #define REL_WHEEL 0x08 #define REL_MISC 0x09 #define REL_MAX 0x0f +#define REL_CNT (REL_MAX+1) /* * Absolute axes @@ -615,6 +618,7 @@ struct input_absinfo { #define ABS_VOLUME 0x20 #define ABS_MISC 0x28 #define ABS_MAX 0x3f +#define ABS_CNT (ABS_MAX+1) /* * Switch events @@ -625,6 +629,7 @@ struct input_absinfo { #define SW_HEADPHONE_INSERT 0x02 /* set = inserted */ #define SW_RADIO 0x03 /* set = radio enabled */ #define SW_MAX 0x0f +#define SW_CNT (SW_MAX+1) /* * Misc events @@ -636,6 +641,7 @@ struct input_absinfo { #define MSC_RAW 0x03 #define MSC_SCAN 0x04 #define MSC_MAX 0x07 +#define MSC_CNT (MSC_MAX+1) /* * LEDs @@ -653,6 +659,7 @@ struct input_absinfo { #define LED_MAIL 0x09 #define LED_CHARGING 0x0a #define LED_MAX 0x0f +#define LED_CNT (LED_MAX+1) /* * Autorepeat values @@ -670,6 +677,7 @@ struct input_absinfo { #define SND_BELL 0x01 #define SND_TONE 0x02 #define SND_MAX 0x07 +#define SND_CNT (SND_MAX+1) /* * IDs. @@ -920,6 +928,7 @@ struct ff_effect { #define FF_AUTOCENTER 0x61 #define FF_MAX 0x7f +#define FF_CNT (FF_MAX+1) #ifdef __KERNEL__ @@ -932,10 +941,6 @@ struct ff_effect { #include <linux/timer.h> #include <linux/mod_devicetable.h> -#define NBITS(x) (((x)/BITS_PER_LONG)+1) -#define BIT(x) (1UL<<((x)%BITS_PER_LONG)) -#define LONG(x) ((x)/BITS_PER_LONG) - /** * struct input_dev - represents an input device * @name: name of the device @@ -1005,28 +1010,30 @@ struct ff_effect { * @going_away: marks devices that are in a middle of unregistering and * causes input_open_device*() fail with -ENODEV. * @dev: driver model's view of this device + * @cdev: union for struct device pointer * @h_list: list of input handles associated with the device. When * accessing the list dev->mutex must be held * @node: used to place the device onto input_dev_list */ struct input_dev { - + /* private: */ void *private; /* do not use */ + /* public: */ const char *name; const char *phys; const char *uniq; struct input_id id; - unsigned long evbit[NBITS(EV_MAX)]; - unsigned long keybit[NBITS(KEY_MAX)]; - unsigned long relbit[NBITS(REL_MAX)]; - unsigned long absbit[NBITS(ABS_MAX)]; - unsigned long mscbit[NBITS(MSC_MAX)]; - unsigned long ledbit[NBITS(LED_MAX)]; - unsigned long sndbit[NBITS(SND_MAX)]; - unsigned long ffbit[NBITS(FF_MAX)]; - unsigned long swbit[NBITS(SW_MAX)]; + unsigned long evbit[BITS_TO_LONGS(EV_CNT)]; + unsigned long keybit[BITS_TO_LONGS(KEY_CNT)]; + unsigned long relbit[BITS_TO_LONGS(REL_CNT)]; + unsigned long absbit[BITS_TO_LONGS(ABS_CNT)]; + unsigned long mscbit[BITS_TO_LONGS(MSC_CNT)]; + unsigned long ledbit[BITS_TO_LONGS(LED_CNT)]; + unsigned long sndbit[BITS_TO_LONGS(SND_CNT)]; + unsigned long ffbit[BITS_TO_LONGS(FF_CNT)]; + unsigned long swbit[BITS_TO_LONGS(SW_CNT)]; unsigned int keycodemax; unsigned int keycodesize; @@ -1044,10 +1051,10 @@ struct input_dev { int abs[ABS_MAX + 1]; int rep[REP_MAX + 1]; - unsigned long key[NBITS(KEY_MAX)]; - unsigned long led[NBITS(LED_MAX)]; - unsigned long snd[NBITS(SND_MAX)]; - unsigned long sw[NBITS(SW_MAX)]; + unsigned long key[BITS_TO_LONGS(KEY_CNT)]; + unsigned long led[BITS_TO_LONGS(LED_CNT)]; + unsigned long snd[BITS_TO_LONGS(SND_CNT)]; + unsigned long sw[BITS_TO_LONGS(SW_CNT)]; int absmax[ABS_MAX + 1]; int absmin[ABS_MAX + 1]; @@ -1291,7 +1298,7 @@ static inline void input_set_abs_params(struct input_dev *dev, int axis, int min dev->absfuzz[axis] = fuzz; dev->absflat[axis] = flat; - dev->absbit[LONG(axis)] |= BIT(axis); + dev->absbit[BIT_WORD(axis)] |= BIT_MASK(axis); } extern struct class input_class; @@ -1332,7 +1339,7 @@ struct ff_device { void *private; - unsigned long ffbit[NBITS(FF_MAX)]; + unsigned long ffbit[BITS_TO_LONGS(FF_CNT)]; struct mutex mutex; diff --git a/include/linux/ipc.h b/include/linux/ipc.h index ee111834091..408696ea518 100644 --- a/include/linux/ipc.h +++ b/include/linux/ipc.h @@ -89,6 +89,7 @@ struct kern_ipc_perm { spinlock_t lock; int deleted; + int id; key_t key; uid_t uid; gid_t gid; @@ -110,6 +111,8 @@ struct ipc_namespace { int msg_ctlmax; int msg_ctlmnb; int msg_ctlmni; + atomic_t msg_bytes; + atomic_t msg_hdrs; size_t shm_ctlmax; size_t shm_ctlall; diff --git a/include/linux/ipmi.h b/include/linux/ipmi.h index 7a9db390c56..c5bd28b69ae 100644 --- a/include/linux/ipmi.h +++ b/include/linux/ipmi.h @@ -365,6 +365,16 @@ int ipmi_request_supply_msgs(ipmi_user_t user, int priority); /* + * Poll the IPMI interface for the user. This causes the IPMI code to + * do an immediate check for information from the driver and handle + * anything that is immediately pending. This will not block in any + * way. This is useful if you need to implement polling from the user + * for things like modifying the watchdog timeout when a panic occurs + * or disabling the watchdog timer on a reboot. + */ +void ipmi_poll_interface(ipmi_user_t user); + +/* * When commands come in to the SMS, the user can register to receive * them. Only one user can be listening on a specific netfn/cmd/chan tuple * at a time, you will get an EBUSY error if the command is already diff --git a/include/linux/ipmi_smi.h b/include/linux/ipmi_smi.h index c0633108d05..56ae438ae51 100644 --- a/include/linux/ipmi_smi.h +++ b/include/linux/ipmi_smi.h @@ -118,7 +118,7 @@ struct ipmi_smi_handlers /* Enable/disable firmware maintenance mode. Note that this is *not* the modes defined, this is simply an on/off setting. The message handler does the mode handling. Note - that this is called from interupt context, so it cannot + that this is called from interrupt context, so it cannot block. */ void (*set_maintenance_mode)(void *send_info, int enable); @@ -148,26 +148,46 @@ struct ipmi_device_id { /* Take a pointer to a raw data buffer and a length and extract device id information from it. The first byte of data must point to the - byte from the get device id response after the completion code. - The caller is responsible for making sure the length is at least - 11 and the command completed without error. */ -static inline void ipmi_demangle_device_id(unsigned char *data, - unsigned int data_len, - struct ipmi_device_id *id) + netfn << 2, the data should be of the format: + netfn << 2, cmd, completion code, data + as normally comes from a device interface. */ +static inline int ipmi_demangle_device_id(const unsigned char *data, + unsigned int data_len, + struct ipmi_device_id *id) { + if (data_len < 9) + return -EINVAL; + if (data[0] != IPMI_NETFN_APP_RESPONSE << 2 || + data[1] != IPMI_GET_DEVICE_ID_CMD) + /* Strange, didn't get the response we expected. */ + return -EINVAL; + if (data[2] != 0) + /* That's odd, it shouldn't be able to fail. */ + return -EINVAL; + + data += 3; + data_len -= 3; id->device_id = data[0]; id->device_revision = data[1]; id->firmware_revision_1 = data[2]; id->firmware_revision_2 = data[3]; id->ipmi_version = data[4]; id->additional_device_support = data[5]; - id->manufacturer_id = data[6] | (data[7] << 8) | (data[8] << 16); - id->product_id = data[9] | (data[10] << 8); + if (data_len >= 6) { + id->manufacturer_id = (data[6] | (data[7] << 8) | + (data[8] << 16)); + id->product_id = data[9] | (data[10] << 8); + } else { + id->manufacturer_id = 0; + id->product_id = 0; + } if (data_len >= 15) { memcpy(id->aux_firmware_revision, data+11, 4); id->aux_firmware_revision_set = 1; } else id->aux_firmware_revision_set = 0; + + return 0; } /* Add a low-level interface to the IPMI driver. Note that if the diff --git a/include/linux/jbd.h b/include/linux/jbd.h index 72f52237292..16e7ed855a1 100644 --- a/include/linux/jbd.h +++ b/include/linux/jbd.h @@ -58,7 +58,7 @@ * CONFIG_JBD_DEBUG is on. */ #define JBD_EXPENSIVE_CHECKING -extern int journal_enable_debug; +extern u8 journal_enable_debug; #define jbd_debug(n, f, a...) \ do { \ @@ -72,14 +72,15 @@ extern int journal_enable_debug; #define jbd_debug(f, a...) /**/ #endif -extern void * __jbd_kmalloc (const char *where, size_t size, gfp_t flags, int retry); -extern void * jbd_slab_alloc(size_t size, gfp_t flags); -extern void jbd_slab_free(void *ptr, size_t size); +static inline void *jbd_alloc(size_t size, gfp_t flags) +{ + return (void *)__get_free_pages(flags, get_order(size)); +} -#define jbd_kmalloc(size, flags) \ - __jbd_kmalloc(__FUNCTION__, (size), (flags), journal_oom_retry) -#define jbd_rep_kmalloc(size, flags) \ - __jbd_kmalloc(__FUNCTION__, (size), (flags), 1) +static inline void jbd_free(void *ptr, size_t size) +{ + free_pages((unsigned long)ptr, get_order(size)); +}; #define JFS_MIN_JOURNAL_BLOCKS 1024 @@ -247,17 +248,7 @@ typedef struct journal_superblock_s #include <linux/fs.h> #include <linux/sched.h> -#define JBD_ASSERTIONS -#ifdef JBD_ASSERTIONS -#define J_ASSERT(assert) \ -do { \ - if (!(assert)) { \ - printk (KERN_EMERG \ - "Assertion failure in %s() at %s:%d: \"%s\"\n", \ - __FUNCTION__, __FILE__, __LINE__, # assert); \ - BUG(); \ - } \ -} while (0) +#define J_ASSERT(assert) BUG_ON(!(assert)) #if defined(CONFIG_BUFFER_DEBUG) void buffer_assertion_failure(struct buffer_head *bh); @@ -273,10 +264,6 @@ void buffer_assertion_failure(struct buffer_head *bh); #define J_ASSERT_JH(jh, expr) J_ASSERT(expr) #endif -#else -#define J_ASSERT(assert) do { } while (0) -#endif /* JBD_ASSERTIONS */ - #if defined(JBD_PARANOID_IOFAIL) #define J_EXPECT(expr, why...) J_ASSERT(expr) #define J_EXPECT_BH(bh, expr, why...) J_ASSERT_BH(bh, expr) diff --git a/include/linux/jbd2.h b/include/linux/jbd2.h index 260d6d76c5f..06ef1145705 100644 --- a/include/linux/jbd2.h +++ b/include/linux/jbd2.h @@ -13,8 +13,8 @@ * filesystem journaling support. */ -#ifndef _LINUX_JBD_H -#define _LINUX_JBD_H +#ifndef _LINUX_JBD2_H +#define _LINUX_JBD2_H /* Allow this file to be included directly into e2fsprogs */ #ifndef __KERNEL__ @@ -37,26 +37,26 @@ #define journal_oom_retry 1 /* - * Define JBD_PARANIOD_IOFAIL to cause a kernel BUG() if ext3 finds + * Define JBD2_PARANIOD_IOFAIL to cause a kernel BUG() if ext4 finds * certain classes of error which can occur due to failed IOs. Under - * normal use we want ext3 to continue after such errors, because + * normal use we want ext4 to continue after such errors, because * hardware _can_ fail, but for debugging purposes when running tests on * known-good hardware we may want to trap these errors. */ -#undef JBD_PARANOID_IOFAIL +#undef JBD2_PARANOID_IOFAIL /* * The default maximum commit age, in seconds. */ -#define JBD_DEFAULT_MAX_COMMIT_AGE 5 +#define JBD2_DEFAULT_MAX_COMMIT_AGE 5 #ifdef CONFIG_JBD2_DEBUG /* - * Define JBD_EXPENSIVE_CHECKING to enable more expensive internal + * Define JBD2_EXPENSIVE_CHECKING to enable more expensive internal * consistency checks. By default we don't do this unless * CONFIG_JBD2_DEBUG is on. */ -#define JBD_EXPENSIVE_CHECKING +#define JBD2_EXPENSIVE_CHECKING extern u8 jbd2_journal_enable_debug; #define jbd_debug(n, f, a...) \ @@ -71,14 +71,15 @@ extern u8 jbd2_journal_enable_debug; #define jbd_debug(f, a...) /**/ #endif -extern void * __jbd2_kmalloc (const char *where, size_t size, gfp_t flags, int retry); -extern void * jbd2_slab_alloc(size_t size, gfp_t flags); -extern void jbd2_slab_free(void *ptr, size_t size); +static inline void *jbd2_alloc(size_t size, gfp_t flags) +{ + return (void *)__get_free_pages(flags, get_order(size)); +} -#define jbd_kmalloc(size, flags) \ - __jbd2_kmalloc(__FUNCTION__, (size), (flags), journal_oom_retry) -#define jbd_rep_kmalloc(size, flags) \ - __jbd2_kmalloc(__FUNCTION__, (size), (flags), 1) +static inline void jbd2_free(void *ptr, size_t size) +{ + free_pages((unsigned long)ptr, get_order(size)); +}; #define JBD2_MIN_JOURNAL_BLOCKS 1024 @@ -162,8 +163,8 @@ typedef struct journal_block_tag_s __be32 t_blocknr_high; /* most-significant high 32bits. */ } journal_block_tag_t; -#define JBD_TAG_SIZE32 (offsetof(journal_block_tag_t, t_blocknr_high)) -#define JBD_TAG_SIZE64 (sizeof(journal_block_tag_t)) +#define JBD2_TAG_SIZE32 (offsetof(journal_block_tag_t, t_blocknr_high)) +#define JBD2_TAG_SIZE64 (sizeof(journal_block_tag_t)) /* * The revoke descriptor: used on disk to describe a series of blocks to @@ -255,8 +256,8 @@ typedef struct journal_superblock_s #include <linux/fs.h> #include <linux/sched.h> -#define JBD_ASSERTIONS -#ifdef JBD_ASSERTIONS +#define JBD2_ASSERTIONS +#ifdef JBD2_ASSERTIONS #define J_ASSERT(assert) \ do { \ if (!(assert)) { \ @@ -283,9 +284,9 @@ void buffer_assertion_failure(struct buffer_head *bh); #else #define J_ASSERT(assert) do { } while (0) -#endif /* JBD_ASSERTIONS */ +#endif /* JBD2_ASSERTIONS */ -#if defined(JBD_PARANOID_IOFAIL) +#if defined(JBD2_PARANOID_IOFAIL) #define J_EXPECT(expr, why...) J_ASSERT(expr) #define J_EXPECT_BH(bh, expr, why...) J_ASSERT_BH(bh, expr) #define J_EXPECT_JH(jh, expr, why...) J_ASSERT_JH(jh, expr) @@ -959,12 +960,12 @@ void jbd2_journal_put_journal_head(struct journal_head *jh); */ extern struct kmem_cache *jbd2_handle_cache; -static inline handle_t *jbd_alloc_handle(gfp_t gfp_flags) +static inline handle_t *jbd2_alloc_handle(gfp_t gfp_flags) { return kmem_cache_alloc(jbd2_handle_cache, gfp_flags); } -static inline void jbd_free_handle(handle_t *handle) +static inline void jbd2_free_handle(handle_t *handle) { kmem_cache_free(jbd2_handle_cache, handle); } @@ -1103,4 +1104,4 @@ extern int jbd_blocks_per_page(struct inode *inode); #endif /* __KERNEL__ */ -#endif /* _LINUX_JBD_H */ +#endif /* _LINUX_JBD2_H */ diff --git a/include/linux/kernel_stat.h b/include/linux/kernel_stat.h index 12bf44f083f..e8ffce898bf 100644 --- a/include/linux/kernel_stat.h +++ b/include/linux/kernel_stat.h @@ -53,7 +53,9 @@ static inline int kstat_irqs(int irq) } extern void account_user_time(struct task_struct *, cputime_t); +extern void account_user_time_scaled(struct task_struct *, cputime_t); extern void account_system_time(struct task_struct *, int, cputime_t); +extern void account_system_time_scaled(struct task_struct *, cputime_t); extern void account_steal_time(struct task_struct *, cputime_t); #endif /* _LINUX_KERNEL_STAT_H */ diff --git a/include/linux/kexec.h b/include/linux/kexec.h index ad4b82ce84a..2d9c448d8c5 100644 --- a/include/linux/kexec.h +++ b/include/linux/kexec.h @@ -187,6 +187,8 @@ extern u32 vmcoreinfo_note[VMCOREINFO_NOTE_SIZE/4]; extern size_t vmcoreinfo_size; extern size_t vmcoreinfo_max_size; +int __init parse_crashkernel(char *cmdline, unsigned long long system_ram, + unsigned long long *crash_size, unsigned long long *crash_base); #else /* !CONFIG_KEXEC */ struct pt_regs; diff --git a/include/linux/keyboard.h b/include/linux/keyboard.h index 33b5c2e325b..65c2d70853e 100644 --- a/include/linux/keyboard.h +++ b/include/linux/keyboard.h @@ -23,10 +23,21 @@ #define MAX_NR_OF_USER_KEYMAPS 256 /* should be at least 7 */ #ifdef __KERNEL__ +struct notifier_block; extern const int NR_TYPES; extern const int max_vals[]; extern unsigned short *key_maps[MAX_NR_KEYMAPS]; extern unsigned short plain_map[NR_KEYS]; + +struct keyboard_notifier_param { + struct vc_data *vc; /* VC on which the keyboard press was done */ + int down; /* Pressure of the key? */ + int shift; /* Current shift mask */ + unsigned int value; /* keycode, unicode value or keysym */ +}; + +extern int register_keyboard_notifier(struct notifier_block *nb); +extern int unregister_keyboard_notifier(struct notifier_block *nb); #endif #define MAX_NR_FUNC 256 /* max nr of strings assigned to keys */ diff --git a/include/linux/lguest.h b/include/linux/lguest.h index 157ad64aa7c..8beb2913462 100644 --- a/include/linux/lguest.h +++ b/include/linux/lguest.h @@ -1,76 +1,16 @@ /* Things the lguest guest needs to know. Note: like all lguest interfaces, * this is subject to wild and random change between versions. */ -#ifndef _ASM_LGUEST_H -#define _ASM_LGUEST_H +#ifndef _LINUX_LGUEST_H +#define _LINUX_LGUEST_H #ifndef __ASSEMBLY__ +#include <linux/time.h> #include <asm/irq.h> - -#define LHCALL_FLUSH_ASYNC 0 -#define LHCALL_LGUEST_INIT 1 -#define LHCALL_CRASH 2 -#define LHCALL_LOAD_GDT 3 -#define LHCALL_NEW_PGTABLE 4 -#define LHCALL_FLUSH_TLB 5 -#define LHCALL_LOAD_IDT_ENTRY 6 -#define LHCALL_SET_STACK 7 -#define LHCALL_TS 8 -#define LHCALL_SET_CLOCKEVENT 9 -#define LHCALL_HALT 10 -#define LHCALL_BIND_DMA 12 -#define LHCALL_SEND_DMA 13 -#define LHCALL_SET_PTE 14 -#define LHCALL_SET_PMD 15 -#define LHCALL_LOAD_TLS 16 +#include <asm/lguest_hcall.h> #define LG_CLOCK_MIN_DELTA 100UL #define LG_CLOCK_MAX_DELTA ULONG_MAX -/*G:031 First, how does our Guest contact the Host to ask for privileged - * operations? There are two ways: the direct way is to make a "hypercall", - * to make requests of the Host Itself. - * - * Our hypercall mechanism uses the highest unused trap code (traps 32 and - * above are used by real hardware interrupts). Seventeen hypercalls are - * available: the hypercall number is put in the %eax register, and the - * arguments (when required) are placed in %edx, %ebx and %ecx. If a return - * value makes sense, it's returned in %eax. - * - * Grossly invalid calls result in Sudden Death at the hands of the vengeful - * Host, rather than returning failure. This reflects Winston Churchill's - * definition of a gentleman: "someone who is only rude intentionally". */ -#define LGUEST_TRAP_ENTRY 0x1F - -static inline unsigned long -hcall(unsigned long call, - unsigned long arg1, unsigned long arg2, unsigned long arg3) -{ - /* "int" is the Intel instruction to trigger a trap. */ - asm volatile("int $" __stringify(LGUEST_TRAP_ENTRY) - /* The call is in %eax (aka "a"), and can be replaced */ - : "=a"(call) - /* The other arguments are in %eax, %edx, %ebx & %ecx */ - : "a"(call), "d"(arg1), "b"(arg2), "c"(arg3) - /* "memory" means this might write somewhere in memory. - * This isn't true for all calls, but it's safe to tell - * gcc that it might happen so it doesn't get clever. */ - : "memory"); - return call; -} -/*:*/ - -void async_hcall(unsigned long call, - unsigned long arg1, unsigned long arg2, unsigned long arg3); - -/* Can't use our min() macro here: needs to be a constant */ -#define LGUEST_IRQS (NR_IRQS < 32 ? NR_IRQS: 32) - -#define LHCALL_RING_SIZE 64 -struct hcall_ring -{ - u32 eax, edx, ebx, ecx; -}; - /*G:032 The second method of communicating with the Host is to via "struct * lguest_data". The Guest's very first hypercall is to tell the Host where * this is, and then the Guest and Host both publish information in it. :*/ @@ -97,20 +37,24 @@ struct lguest_data /* 0xFF == done (set by Host), 0 == pending (set by Guest). */ u8 hcall_status[LHCALL_RING_SIZE]; /* The actual registers for the hypercalls. */ - struct hcall_ring hcalls[LHCALL_RING_SIZE]; + struct hcall_args hcalls[LHCALL_RING_SIZE]; /* Fields initialized by the Host at boot: */ /* Memory not to try to access */ unsigned long reserve_mem; - /* ID of this Guest (used by network driver to set ethernet address) */ - u16 guestid; /* KHz for the TSC clock. */ u32 tsc_khz; + /* Page where the top-level pagetable is */ + unsigned long pgdir; /* Fields initialized by the Guest at boot: */ /* Instruction range to suppress interrupts even if enabled */ unsigned long noirq_start, noirq_end; + /* Address above which page tables are all identical. */ + unsigned long kernel_address; + /* The vector to try to use for system calls (0x40 or 0x80). */ + unsigned int syscall_vec; }; extern struct lguest_data lguest_data; #endif /* __ASSEMBLY__ */ -#endif /* _ASM_LGUEST_H */ +#endif /* _LINUX_LGUEST_H */ diff --git a/include/linux/lguest_bus.h b/include/linux/lguest_bus.h deleted file mode 100644 index d27853ddc64..00000000000 --- a/include/linux/lguest_bus.h +++ /dev/null @@ -1,51 +0,0 @@ -#ifndef _ASM_LGUEST_DEVICE_H -#define _ASM_LGUEST_DEVICE_H -/* Everything you need to know about lguest devices. */ -#include <linux/device.h> -#include <linux/lguest.h> -#include <linux/lguest_launcher.h> - -struct lguest_device { - /* Unique busid, and index into lguest_page->devices[] */ - unsigned int index; - - struct device dev; - - /* Driver can hang data off here. */ - void *private; -}; - -/*D:380 Since interrupt numbers are arbitrary, we use a convention: each device - * can use the interrupt number corresponding to its index. The +1 is because - * interrupt 0 is not usable (it's actually the timer interrupt). */ -static inline int lgdev_irq(const struct lguest_device *dev) -{ - return dev->index + 1; -} -/*:*/ - -/* dma args must not be vmalloced! */ -void lguest_send_dma(unsigned long key, struct lguest_dma *dma); -int lguest_bind_dma(unsigned long key, struct lguest_dma *dmas, - unsigned int num, u8 irq); -void lguest_unbind_dma(unsigned long key, struct lguest_dma *dmas); - -/* Map the virtual device space */ -void *lguest_map(unsigned long phys_addr, unsigned long pages); -void lguest_unmap(void *); - -struct lguest_driver { - const char *name; - struct module *owner; - u16 device_type; - int (*probe)(struct lguest_device *dev); - void (*remove)(struct lguest_device *dev); - - struct device_driver drv; -}; - -extern int register_lguest_driver(struct lguest_driver *drv); -extern void unregister_lguest_driver(struct lguest_driver *drv); - -extern struct lguest_device_desc *lguest_devices; /* Just past max_pfn */ -#endif /* _ASM_LGUEST_DEVICE_H */ diff --git a/include/linux/lguest_launcher.h b/include/linux/lguest_launcher.h index 64167057944..61e1e3e6b1c 100644 --- a/include/linux/lguest_launcher.h +++ b/include/linux/lguest_launcher.h @@ -1,6 +1,7 @@ #ifndef _ASM_LGUEST_USER #define _ASM_LGUEST_USER /* Everything the "lguest" userspace program needs to know. */ +#include <linux/types.h> /* They can register up to 32 arrays of lguest_dma. */ #define LGUEST_MAX_DMA 32 /* At most we can dma 16 lguest_dma in one op. */ @@ -9,66 +10,6 @@ /* How many devices? Assume each one wants up to two dma arrays per device. */ #define LGUEST_MAX_DEVICES (LGUEST_MAX_DMA/2) -/*D:200 - * Lguest I/O - * - * The lguest I/O mechanism is the only way Guests can talk to devices. There - * are two hypercalls involved: SEND_DMA for output and BIND_DMA for input. In - * each case, "struct lguest_dma" describes the buffer: this contains 16 - * addr/len pairs, and if there are fewer buffer elements the len array is - * terminated with a 0. - * - * I/O is organized by keys: BIND_DMA attaches buffers to a particular key, and - * SEND_DMA transfers to buffers bound to particular key. By convention, keys - * correspond to a physical address within the device's page. This means that - * devices will never accidentally end up with the same keys, and allows the - * Host use The Futex Trick (as we'll see later in our journey). - * - * SEND_DMA simply indicates a key to send to, and the physical address of the - * "struct lguest_dma" to send. The Host will write the number of bytes - * transferred into the "struct lguest_dma"'s used_len member. - * - * BIND_DMA indicates a key to bind to, a pointer to an array of "struct - * lguest_dma"s ready for receiving, the size of that array, and an interrupt - * to trigger when data is received. The Host will only allow transfers into - * buffers with a used_len of zero: it then sets used_len to the number of - * bytes transferred and triggers the interrupt for the Guest to process the - * new input. */ -struct lguest_dma -{ - /* 0 if free to be used, filled by the Host. */ - u32 used_len; - unsigned long addr[LGUEST_MAX_DMA_SECTIONS]; - u16 len[LGUEST_MAX_DMA_SECTIONS]; -}; -/*:*/ - -/*D:460 This is the layout of a block device memory page. The Launcher sets up - * the num_sectors initially to tell the Guest the size of the disk. The Guest - * puts the type, sector and length of the request in the first three fields, - * then DMAs to the Host. The Host processes the request, sets up the result, - * then DMAs back to the Guest. */ -struct lguest_block_page -{ - /* 0 is a read, 1 is a write. */ - int type; - u32 sector; /* Offset in device = sector * 512. */ - u32 bytes; /* Length expected to be read/written in bytes */ - /* 0 = pending, 1 = done, 2 = done, error */ - int result; - u32 num_sectors; /* Disk length = num_sectors * 512 */ -}; - -/*D:520 The network device is basically a memory page where all the Guests on - * the network publish their MAC (ethernet) addresses: it's an array of "struct - * lguest_net": */ -struct lguest_net -{ - /* Simply the mac address (with multicast bit meaning promisc). */ - unsigned char mac[6]; -}; -/*:*/ - /* Where the Host expects the Guest to SEND_DMA console output to. */ #define LGUEST_CONSOLE_DMA_KEY 0 @@ -81,38 +22,29 @@ struct lguest_net * complex burden for the Host and suboptimal for the Guest, so we have our own * "lguest" bus and simple drivers. * - * Devices are described by an array of LGUEST_MAX_DEVICES of these structs, - * placed by the Launcher just above the top of physical memory: + * Devices are described by a simplified ID, a status byte, and some "config" + * bytes which describe this device's configuration. This is placed by the + * Launcher just above the top of physical memory: */ struct lguest_device_desc { - /* The device type: console, network, disk etc. */ - u16 type; -#define LGUEST_DEVICE_T_CONSOLE 1 -#define LGUEST_DEVICE_T_NET 2 -#define LGUEST_DEVICE_T_BLOCK 3 - - /* The specific features of this device: these depends on device type - * except for LGUEST_DEVICE_F_RANDOMNESS. */ - u16 features; -#define LGUEST_NET_F_NOCSUM 0x4000 /* Don't bother checksumming */ -#define LGUEST_DEVICE_F_RANDOMNESS 0x8000 /* IRQ is fairly random */ - - /* This is how the Guest reports status of the device: the Host can set - * LGUEST_DEVICE_S_REMOVED to indicate removal, but the rest are only - * ever manipulated by the Guest, and only ever set. */ - u16 status; -/* 256 and above are device specific. */ -#define LGUEST_DEVICE_S_ACKNOWLEDGE 1 /* We have seen device. */ -#define LGUEST_DEVICE_S_DRIVER 2 /* We have found a driver */ -#define LGUEST_DEVICE_S_DRIVER_OK 4 /* Driver says OK! */ -#define LGUEST_DEVICE_S_REMOVED 8 /* Device has gone away. */ -#define LGUEST_DEVICE_S_REMOVED_ACK 16 /* Driver has been told. */ -#define LGUEST_DEVICE_S_FAILED 128 /* Something actually failed */ + /* The device type: console, network, disk etc. Type 0 terminates. */ + __u8 type; + /* The number of bytes of the config array. */ + __u8 config_len; + /* A status byte, written by the Guest. */ + __u8 status; + __u8 config[0]; +}; - /* Each device exists somewhere in Guest physical memory, over some - * number of pages. */ - u16 num_pages; - u32 pfn; +/*D:135 This is how we expect the device configuration field for a virtqueue + * (type VIRTIO_CONFIG_F_VIRTQUEUE) to be laid out: */ +struct lguest_vqconfig { + /* The number of entries in the virtio_ring */ + __u16 num; + /* The interrupt we get when something happens. */ + __u16 irq; + /* The page number of the virtio ring for this device. */ + __u32 pfn; }; /*:*/ @@ -120,7 +52,7 @@ struct lguest_device_desc { enum lguest_req { LHREQ_INITIALIZE, /* + pfnlimit, pgdir, start, pageoffset */ - LHREQ_GETDMA, /* + addr (returns &lguest_dma, irq in ->used_len) */ + LHREQ_GETDMA, /* No longer used */ LHREQ_IRQ, /* + irq */ LHREQ_BREAK, /* + on/off flag (on blocks until someone does off) */ }; diff --git a/include/linux/libata.h b/include/linux/libata.h index 377e6d4d9be..bc3b6fc7b98 100644 --- a/include/linux/libata.h +++ b/include/linux/libata.h @@ -1037,18 +1037,6 @@ extern void ata_port_pbar_desc(struct ata_port *ap, int bar, ssize_t offset, /* * qc helpers */ -static inline int -ata_sg_is_last(struct scatterlist *sg, struct ata_queued_cmd *qc) -{ - if (sg == &qc->pad_sgent) - return 1; - if (qc->pad_len) - return 0; - if (qc->n_iter == qc->n_elem) - return 1; - return 0; -} - static inline struct scatterlist * ata_qc_first_sg(struct ata_queued_cmd *qc) { diff --git a/include/linux/linkage.h b/include/linux/linkage.h index 6c9873f8828..ff203dd0291 100644 --- a/include/linux/linkage.h +++ b/include/linux/linkage.h @@ -34,6 +34,12 @@ name: #endif +#ifndef WEAK +#define WEAK(name) \ + .weak name; \ + name: +#endif + #define KPROBE_ENTRY(name) \ .pushsection .kprobes.text, "ax"; \ ENTRY(name) diff --git a/include/linux/list.h b/include/linux/list.h index b0cf0135fe3..75ce2cb4ff6 100644 --- a/include/linux/list.h +++ b/include/linux/list.h @@ -478,8 +478,7 @@ static inline void list_splice_init_rcu(struct list_head *list, pos = n, n = pos->next) /** - * list_for_each_prev_safe - iterate over a list backwards safe against removal - of list entry + * list_for_each_prev_safe - iterate over a list backwards safe against removal of list entry * @pos: the &struct list_head to use as a loop cursor. * @n: another &struct list_head to use as temporary storage * @head: the head for your list. diff --git a/include/linux/lockdep.h b/include/linux/lockdep.h index f6279f68a82..4c4d236ded1 100644 --- a/include/linux/lockdep.h +++ b/include/linux/lockdep.h @@ -276,6 +276,14 @@ extern void lockdep_init_map(struct lockdep_map *lock, const char *name, (lock)->dep_map.key, sub) /* + * To initialize a lockdep_map statically use this macro. + * Note that _name must not be NULL. + */ +#define STATIC_LOCKDEP_MAP_INIT(_name, _key) \ + { .name = (_name), .key = (void *)(_key), } + + +/* * Acquire a lock. * * Values for "read": diff --git a/include/linux/magic.h b/include/linux/magic.h index 722d4755060..1fa0c2ce4de 100644 --- a/include/linux/magic.h +++ b/include/linux/magic.h @@ -37,6 +37,7 @@ #define SMB_SUPER_MAGIC 0x517B #define USBDEVICE_SUPER_MAGIC 0x9fa2 +#define CGROUP_SUPER_MAGIC 0x27e0eb #define FUTEXFS_SUPER_MAGIC 0xBAD1DEA #define INOTIFYFS_SUPER_MAGIC 0x2BAD1DEA diff --git a/include/linux/marker.h b/include/linux/marker.h new file mode 100644 index 00000000000..5f36cf946bc --- /dev/null +++ b/include/linux/marker.h @@ -0,0 +1,129 @@ +#ifndef _LINUX_MARKER_H +#define _LINUX_MARKER_H + +/* + * Code markup for dynamic and static tracing. + * + * See Documentation/marker.txt. + * + * (C) Copyright 2006 Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca> + * + * This file is released under the GPLv2. + * See the file COPYING for more details. + */ + +#include <linux/types.h> + +struct module; +struct marker; + +/** + * marker_probe_func - Type of a marker probe function + * @mdata: pointer of type struct marker + * @private_data: caller site private data + * @fmt: format string + * @...: variable argument list + * + * Type of marker probe functions. They receive the mdata and need to parse the + * format string to recover the variable argument list. + */ +typedef void marker_probe_func(const struct marker *mdata, + void *private_data, const char *fmt, ...); + +struct marker { + const char *name; /* Marker name */ + const char *format; /* Marker format string, describing the + * variable argument list. + */ + char state; /* Marker state. */ + marker_probe_func *call;/* Probe handler function pointer */ + void *private; /* Private probe data */ +} __attribute__((aligned(8))); + +#ifdef CONFIG_MARKERS + +/* + * Note : the empty asm volatile with read constraint is used here instead of a + * "used" attribute to fix a gcc 4.1.x bug. + * Make sure the alignment of the structure in the __markers section will + * not add unwanted padding between the beginning of the section and the + * structure. Force alignment to the same alignment as the section start. + */ +#define __trace_mark(name, call_data, format, args...) \ + do { \ + static const char __mstrtab_name_##name[] \ + __attribute__((section("__markers_strings"))) \ + = #name; \ + static const char __mstrtab_format_##name[] \ + __attribute__((section("__markers_strings"))) \ + = format; \ + static struct marker __mark_##name \ + __attribute__((section("__markers"), aligned(8))) = \ + { __mstrtab_name_##name, __mstrtab_format_##name, \ + 0, __mark_empty_function, NULL }; \ + __mark_check_format(format, ## args); \ + if (unlikely(__mark_##name.state)) { \ + preempt_disable(); \ + (*__mark_##name.call) \ + (&__mark_##name, call_data, \ + format, ## args); \ + preempt_enable(); \ + } \ + } while (0) + +extern void marker_update_probe_range(struct marker *begin, + struct marker *end, struct module *probe_module, int *refcount); +#else /* !CONFIG_MARKERS */ +#define __trace_mark(name, call_data, format, args...) \ + __mark_check_format(format, ## args) +static inline void marker_update_probe_range(struct marker *begin, + struct marker *end, struct module *probe_module, int *refcount) +{ } +#endif /* CONFIG_MARKERS */ + +/** + * trace_mark - Marker + * @name: marker name, not quoted. + * @format: format string + * @args...: variable argument list + * + * Places a marker. + */ +#define trace_mark(name, format, args...) \ + __trace_mark(name, NULL, format, ## args) + +#define MARK_MAX_FORMAT_LEN 1024 + +/** + * MARK_NOARGS - Format string for a marker with no argument. + */ +#define MARK_NOARGS " " + +/* To be used for string format validity checking with gcc */ +static inline void __printf(1, 2) __mark_check_format(const char *fmt, ...) +{ +} + +extern marker_probe_func __mark_empty_function; + +/* + * Connect a probe to a marker. + * private data pointer must be a valid allocated memory address, or NULL. + */ +extern int marker_probe_register(const char *name, const char *format, + marker_probe_func *probe, void *private); + +/* + * Returns the private data given to marker_probe_register. + */ +extern void *marker_probe_unregister(const char *name); +/* + * Unregister a marker by providing the registered private data. + */ +extern void *marker_probe_unregister_private_data(void *private); + +extern int marker_arm(const char *name); +extern int marker_disarm(const char *name); +extern void *marker_get_private_data(const char *name); + +#endif diff --git a/include/linux/memory.h b/include/linux/memory.h index 654ef554487..33f0ff0cf63 100644 --- a/include/linux/memory.h +++ b/include/linux/memory.h @@ -41,18 +41,15 @@ struct memory_block { #define MEM_ONLINE (1<<0) /* exposed to userspace */ #define MEM_GOING_OFFLINE (1<<1) /* exposed to userspace */ #define MEM_OFFLINE (1<<2) /* exposed to userspace */ +#define MEM_GOING_ONLINE (1<<3) +#define MEM_CANCEL_ONLINE (1<<4) +#define MEM_CANCEL_OFFLINE (1<<5) -/* - * All of these states are currently kernel-internal for notifying - * kernel components and architectures. - * - * For MEM_MAPPING_INVALID, all notifier chains with priority >0 - * are called before pfn_to_page() becomes invalid. The priority=0 - * entry is reserved for the function that actually makes - * pfn_to_page() stop working. Any notifiers that want to be called - * after that should have priority <0. - */ -#define MEM_MAPPING_INVALID (1<<3) +struct memory_notify { + unsigned long start_pfn; + unsigned long nr_pages; + int status_change_nid; +}; struct notifier_block; struct mem_section; @@ -69,21 +66,31 @@ static inline int register_memory_notifier(struct notifier_block *nb) static inline void unregister_memory_notifier(struct notifier_block *nb) { } +static inline int memory_notify(unsigned long val, void *v) +{ + return 0; +} #else +extern int register_memory_notifier(struct notifier_block *nb); +extern void unregister_memory_notifier(struct notifier_block *nb); extern int register_new_memory(struct mem_section *); extern int unregister_memory_section(struct mem_section *); extern int memory_dev_init(void); extern int remove_memory_block(unsigned long, struct mem_section *, int); - +extern int memory_notify(unsigned long val, void *v); #define CONFIG_MEM_BLOCK_SIZE (PAGES_PER_SECTION<<PAGE_SHIFT) #endif /* CONFIG_MEMORY_HOTPLUG_SPARSE */ +#ifdef CONFIG_MEMORY_HOTPLUG #define hotplug_memory_notifier(fn, pri) { \ static struct notifier_block fn##_mem_nb = \ { .notifier_call = fn, .priority = pri }; \ register_memory_notifier(&fn##_mem_nb); \ } +#else +#define hotplug_memory_notifier(fn, pri) do { } while (0) +#endif #endif /* _LINUX_MEMORY_H_ */ diff --git a/include/linux/mempolicy.h b/include/linux/mempolicy.h index 38c04d61ee0..59c4865bc85 100644 --- a/include/linux/mempolicy.h +++ b/include/linux/mempolicy.h @@ -148,14 +148,6 @@ extern void mpol_rebind_task(struct task_struct *tsk, const nodemask_t *new); extern void mpol_rebind_mm(struct mm_struct *mm, nodemask_t *new); extern void mpol_fix_fork_child_flag(struct task_struct *p); -#define set_cpuset_being_rebound(x) (cpuset_being_rebound = (x)) - -#ifdef CONFIG_CPUSETS -#define current_cpuset_is_being_rebound() \ - (cpuset_being_rebound == current->cpuset) -#else -#define current_cpuset_is_being_rebound() 0 -#endif extern struct mempolicy default_policy; extern struct zonelist *huge_zonelist(struct vm_area_struct *vma, @@ -173,8 +165,6 @@ static inline void check_highest_zone(enum zone_type k) int do_migrate_pages(struct mm_struct *mm, const nodemask_t *from_nodes, const nodemask_t *to_nodes, int flags); -extern void *cpuset_being_rebound; /* Trigger mpol_copy vma rebind */ - #else struct mempolicy {}; @@ -248,8 +238,6 @@ static inline void mpol_fix_fork_child_flag(struct task_struct *p) { } -#define set_cpuset_being_rebound(x) do {} while (0) - static inline struct zonelist *huge_zonelist(struct vm_area_struct *vma, unsigned long addr, gfp_t gfp_flags, struct mempolicy **mpol) { diff --git a/include/linux/mlx4/doorbell.h b/include/linux/mlx4/doorbell.h index 3f2da442d7c..f31bba270aa 100644 --- a/include/linux/mlx4/doorbell.h +++ b/include/linux/mlx4/doorbell.h @@ -52,11 +52,6 @@ #define MLX4_INIT_DOORBELL_LOCK(ptr) do { } while (0) #define MLX4_GET_DOORBELL_LOCK(ptr) (NULL) -static inline void mlx4_write64_raw(__be64 val, void __iomem *dest) -{ - __raw_writeq((__force u64) val, dest); -} - static inline void mlx4_write64(__be32 val[2], void __iomem *dest, spinlock_t *doorbell_lock) { @@ -75,12 +70,6 @@ static inline void mlx4_write64(__be32 val[2], void __iomem *dest, #define MLX4_INIT_DOORBELL_LOCK(ptr) spin_lock_init(ptr) #define MLX4_GET_DOORBELL_LOCK(ptr) (ptr) -static inline void mlx4_write64_raw(__be64 val, void __iomem *dest) -{ - __raw_writel(((__force u32 *) &val)[0], dest); - __raw_writel(((__force u32 *) &val)[1], dest + 4); -} - static inline void mlx4_write64(__be32 val[2], void __iomem *dest, spinlock_t *doorbell_lock) { diff --git a/include/linux/mod_devicetable.h b/include/linux/mod_devicetable.h index 522b0dd836c..e9fddb42f26 100644 --- a/include/linux/mod_devicetable.h +++ b/include/linux/mod_devicetable.h @@ -361,4 +361,10 @@ struct ssb_device_id { #define SSB_ANY_ID 0xFFFF #define SSB_ANY_REV 0xFF +struct virtio_device_id { + __u32 device; + __u32 vendor; +}; +#define VIRTIO_DEV_ANY_ID 0xffffffff + #endif /* LINUX_MOD_DEVICETABLE_H */ diff --git a/include/linux/module.h b/include/linux/module.h index 642f325e491..2cbc0b87e32 100644 --- a/include/linux/module.h +++ b/include/linux/module.h @@ -15,6 +15,7 @@ #include <linux/stringify.h> #include <linux/kobject.h> #include <linux/moduleparam.h> +#include <linux/marker.h> #include <asm/local.h> #include <asm/module.h> @@ -354,6 +355,10 @@ struct module /* The command line arguments (may be mangled). People like keeping pointers to this stuff */ char *args; +#ifdef CONFIG_MARKERS + struct marker *markers; + unsigned int num_markers; +#endif }; #ifndef MODULE_ARCH_INIT #define MODULE_ARCH_INIT {} @@ -457,6 +462,8 @@ int unregister_module_notifier(struct notifier_block * nb); extern void print_modules(void); +extern void module_update_markers(struct module *probe_module, int *refcount); + #else /* !CONFIG_MODULES... */ #define EXPORT_SYMBOL(sym) #define EXPORT_SYMBOL_GPL(sym) @@ -556,6 +563,11 @@ static inline void print_modules(void) { } +static inline void module_update_markers(struct module *probe_module, + int *refcount) +{ +} + #endif /* CONFIG_MODULES */ struct device_driver; diff --git a/include/linux/msg.h b/include/linux/msg.h index f1b60740d64..10a3d5a1abf 100644 --- a/include/linux/msg.h +++ b/include/linux/msg.h @@ -77,7 +77,6 @@ struct msg_msg { /* one msq_queue structure for each present queue on the system */ struct msg_queue { struct kern_ipc_perm q_perm; - int q_id; time_t q_stime; /* last msgsnd time */ time_t q_rtime; /* last msgrcv time */ time_t q_ctime; /* last change time */ diff --git a/include/linux/net.h b/include/linux/net.h index c136abce7ef..dd79cdb8c4c 100644 --- a/include/linux/net.h +++ b/include/linux/net.h @@ -313,6 +313,10 @@ static const struct proto_ops name##_ops = { \ #define MODULE_ALIAS_NET_PF_PROTO(pf, proto) \ MODULE_ALIAS("net-pf-" __stringify(pf) "-proto-" __stringify(proto)) +#define MODULE_ALIAS_NET_PF_PROTO_TYPE(pf, proto, type) \ + MODULE_ALIAS("net-pf-" __stringify(pf) "-proto-" __stringify(proto) \ + "-type-" __stringify(type)) + #ifdef CONFIG_SYSCTL #include <linux/sysctl.h> extern ctl_table net_table[]; diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index 39dd83b183a..4a3f54e358e 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -407,6 +407,24 @@ static inline void napi_enable(struct napi_struct *n) clear_bit(NAPI_STATE_SCHED, &n->state); } +#ifdef CONFIG_SMP +/** + * napi_synchronize - wait until NAPI is not running + * @n: napi context + * + * Wait until NAPI is done being scheduled on this context. + * Waits till any outstanding processing completes but + * does not disable future activations. + */ +static inline void napi_synchronize(const struct napi_struct *n) +{ + while (test_bit(NAPI_STATE_SCHED, &n->state)) + msleep(1); +} +#else +# define napi_synchronize(n) barrier() +#endif + /* * The DEVICE structure. * Actually, this whole structure is a big mistake. It mixes I/O @@ -827,7 +845,7 @@ static inline int dev_parse_header(const struct sk_buff *skb, { const struct net_device *dev = skb->dev; - if (!dev->header_ops->parse) + if (!dev->header_ops || !dev->header_ops->parse) return 0; return dev->header_ops->parse(skb, haddr); } @@ -978,7 +996,7 @@ static inline void netif_stop_subqueue(struct net_device *dev, u16 queue_index) * * Check individual transmit queue of a device with multiple transmit queues. */ -static inline int netif_subqueue_stopped(const struct net_device *dev, +static inline int __netif_subqueue_stopped(const struct net_device *dev, u16 queue_index) { #ifdef CONFIG_NETDEVICES_MULTIQUEUE @@ -989,6 +1007,11 @@ static inline int netif_subqueue_stopped(const struct net_device *dev, #endif } +static inline int netif_subqueue_stopped(const struct net_device *dev, + struct sk_buff *skb) +{ + return __netif_subqueue_stopped(dev, skb_get_queue_mapping(skb)); +} /** * netif_wake_subqueue - allow sending packets on subqueue diff --git a/include/linux/netfilter/xt_sctp.h b/include/linux/netfilter/xt_sctp.h index b157897e779..dd5a4fd4cfd 100644 --- a/include/linux/netfilter/xt_sctp.h +++ b/include/linux/netfilter/xt_sctp.h @@ -7,9 +7,6 @@ #define XT_SCTP_VALID_FLAGS 0x07 -#define ELEMCOUNT(x) (sizeof(x)/sizeof(x[0])) - - struct xt_sctp_flag_info { u_int8_t chunktype; u_int8_t flag; @@ -59,21 +56,21 @@ struct xt_sctp_info { #define SCTP_CHUNKMAP_RESET(chunkmap) \ do { \ int i; \ - for (i = 0; i < ELEMCOUNT(chunkmap); i++) \ + for (i = 0; i < ARRAY_SIZE(chunkmap); i++) \ chunkmap[i] = 0; \ } while (0) #define SCTP_CHUNKMAP_SET_ALL(chunkmap) \ do { \ int i; \ - for (i = 0; i < ELEMCOUNT(chunkmap); i++) \ + for (i = 0; i < ARRAY_SIZE(chunkmap); i++) \ chunkmap[i] = ~0; \ } while (0) #define SCTP_CHUNKMAP_COPY(destmap, srcmap) \ do { \ int i; \ - for (i = 0; i < ELEMCOUNT(chunkmap); i++) \ + for (i = 0; i < ARRAY_SIZE(srcmap); i++) \ destmap[i] = srcmap[i]; \ } while (0) @@ -81,7 +78,7 @@ struct xt_sctp_info { ({ \ int i; \ int flag = 1; \ - for (i = 0; i < ELEMCOUNT(chunkmap); i++) { \ + for (i = 0; i < ARRAY_SIZE(chunkmap); i++) { \ if (chunkmap[i]) { \ flag = 0; \ break; \ @@ -94,7 +91,7 @@ struct xt_sctp_info { ({ \ int i; \ int flag = 1; \ - for (i = 0; i < ELEMCOUNT(chunkmap); i++) { \ + for (i = 0; i < ARRAY_SIZE(chunkmap); i++) { \ if (chunkmap[i] != ~0) { \ flag = 0; \ break; \ diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h index c5164c257f7..e82a6ebc725 100644 --- a/include/linux/nfs_fs.h +++ b/include/linux/nfs_fs.h @@ -160,6 +160,12 @@ struct nfs_inode { /* Open contexts for shared mmap writes */ struct list_head open_files; + /* Number of in-flight sillydelete RPC calls */ + atomic_t silly_count; + /* List of deferred sillydelete requests */ + struct hlist_head silly_list; + wait_queue_head_t waitqueue; + #ifdef CONFIG_NFS_V4 struct nfs4_cached_acl *nfs4_acl; /* NFSv4 state */ @@ -394,6 +400,8 @@ extern void nfs_release_automount_timer(void); */ extern int nfs_async_unlink(struct inode *dir, struct dentry *dentry); extern void nfs_complete_unlink(struct dentry *dentry, struct inode *); +extern void nfs_block_sillyrename(struct dentry *dentry); +extern void nfs_unblock_sillyrename(struct dentry *dentry); /* * linux/fs/nfs/write.c diff --git a/include/linux/notifier.h b/include/linux/notifier.h index fad7ff17e46..0c40cc0b4a3 100644 --- a/include/linux/notifier.h +++ b/include/linux/notifier.h @@ -231,5 +231,22 @@ static inline int notifier_to_errno(int ret) #define PM_SUSPEND_PREPARE 0x0003 /* Going to suspend the system */ #define PM_POST_SUSPEND 0x0004 /* Suspend finished */ +/* Console keyboard events. + * Note: KBD_KEYCODE is always sent before KBD_UNBOUND_KEYCODE, KBD_UNICODE and + * KBD_KEYSYM. */ +#define KBD_KEYCODE 0x0001 /* Keyboard keycode, called before any other */ +#define KBD_UNBOUND_KEYCODE 0x0002 /* Keyboard keycode which is not bound to any other */ +#define KBD_UNICODE 0x0003 /* Keyboard unicode */ +#define KBD_KEYSYM 0x0004 /* Keyboard keysym */ +#define KBD_POST_KEYSYM 0x0005 /* Called after keyboard keysym interpretation */ + +extern struct blocking_notifier_head reboot_notifier_list; + +/* Virtual Terminal events. */ +#define VT_ALLOCATE 0x0001 /* Console got allocated */ +#define VT_DEALLOCATE 0x0002 /* Console will be deallocated */ +#define VT_WRITE 0x0003 /* A char got output */ +#define VT_UPDATE 0x0004 /* A bigger update occurred */ + #endif /* __KERNEL__ */ #endif /* _LINUX_NOTIFIER_H */ diff --git a/include/linux/nsproxy.h b/include/linux/nsproxy.h index 033a648709b..0e66b57631f 100644 --- a/include/linux/nsproxy.h +++ b/include/linux/nsproxy.h @@ -32,8 +32,39 @@ struct nsproxy { }; extern struct nsproxy init_nsproxy; +/* + * the namespaces access rules are: + * + * 1. only current task is allowed to change tsk->nsproxy pointer or + * any pointer on the nsproxy itself + * + * 2. when accessing (i.e. reading) current task's namespaces - no + * precautions should be taken - just dereference the pointers + * + * 3. the access to other task namespaces is performed like this + * rcu_read_lock(); + * nsproxy = task_nsproxy(tsk); + * if (nsproxy != NULL) { + * / * + * * work with the namespaces here + * * e.g. get the reference on one of them + * * / + * } / * + * * NULL task_nsproxy() means that this task is + * * almost dead (zombie) + * * / + * rcu_read_unlock(); + * + */ + +static inline struct nsproxy *task_nsproxy(struct task_struct *tsk) +{ + return rcu_dereference(tsk->nsproxy); +} + int copy_namespaces(unsigned long flags, struct task_struct *tsk); -void get_task_namespaces(struct task_struct *tsk); +void exit_task_namespaces(struct task_struct *tsk); +void switch_task_namespaces(struct task_struct *tsk, struct nsproxy *new); void free_nsproxy(struct nsproxy *ns); int unshare_nsproxy_namespaces(unsigned long, struct nsproxy **, struct fs_struct *); @@ -45,14 +76,15 @@ static inline void put_nsproxy(struct nsproxy *ns) } } -static inline void exit_task_namespaces(struct task_struct *p) +static inline void get_nsproxy(struct nsproxy *ns) { - struct nsproxy *ns = p->nsproxy; - if (ns) { - task_lock(p); - p->nsproxy = NULL; - task_unlock(p); - put_nsproxy(ns); - } + atomic_inc(&ns->count); } + +#ifdef CONFIG_CGROUP_NS +int ns_cgroup_clone(struct task_struct *tsk); +#else +static inline int ns_cgroup_clone(struct task_struct *tsk) { return 0; } +#endif + #endif diff --git a/include/linux/of.h b/include/linux/of.h index 6df80e98591..5c39b9270ff 100644 --- a/include/linux/of.h +++ b/include/linux/of.h @@ -16,8 +16,8 @@ * 2 of the License, or (at your option) any later version. */ #include <linux/types.h> +#include <linux/bitops.h> -#include <asm/bitops.h> #include <asm/prom.h> /* flag descriptions */ diff --git a/include/linux/of_platform.h b/include/linux/of_platform.h index 448f70b30a0..a8efcfeea73 100644 --- a/include/linux/of_platform.h +++ b/include/linux/of_platform.h @@ -48,6 +48,10 @@ struct of_platform_driver #define to_of_platform_driver(drv) \ container_of(drv,struct of_platform_driver, driver) +extern int of_register_driver(struct of_platform_driver *drv, + struct bus_type *bus); +extern void of_unregister_driver(struct of_platform_driver *drv); + #include <asm/of_platform.h> extern struct of_device *of_find_device_by_node(struct device_node *np); diff --git a/include/linux/parport.h b/include/linux/parport.h index 9cdd6943e01..ec3f7659832 100644 --- a/include/linux/parport.h +++ b/include/linux/parport.h @@ -510,7 +510,6 @@ extern struct pardevice *parport_open (int devnum, const char *name, int flags, void *handle); extern void parport_close (struct pardevice *dev); extern ssize_t parport_device_id (int devnum, char *buffer, size_t len); -extern int parport_device_num (int parport, int mux, int daisy); extern void parport_daisy_deselect_all (struct parport *port); extern int parport_daisy_select (struct parport *port, int daisy, int mode); diff --git a/include/linux/pci.h b/include/linux/pci.h index 768b93359f9..5d2281f661f 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -141,6 +141,7 @@ struct pci_dev { unsigned int class; /* 3 bytes: (base,sub,prog-if) */ u8 revision; /* PCI revision, low byte of class word */ u8 hdr_type; /* PCI header type (`multi' flag masked out) */ + u8 pcie_type; /* PCI-E device/port type */ u8 rom_base_reg; /* which config register controls the ROM */ u8 pin; /* which interrupt pin this device uses */ @@ -183,6 +184,7 @@ struct pci_dev { unsigned int msi_enabled:1; unsigned int msix_enabled:1; unsigned int is_managed:1; + unsigned int is_pcie:1; atomic_t enable_cnt; /* pci_enable_device has been called */ u32 saved_config_space[16]; /* config space saved at suspend time */ diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h index df948b44eda..4e10a074ca5 100644 --- a/include/linux/pci_ids.h +++ b/include/linux/pci_ids.h @@ -1943,6 +1943,7 @@ #define PCI_DEVICE_ID_TIGON3_5720 0x1658 #define PCI_DEVICE_ID_TIGON3_5721 0x1659 #define PCI_DEVICE_ID_TIGON3_5722 0x165a +#define PCI_DEVICE_ID_TIGON3_5723 0x165b #define PCI_DEVICE_ID_TIGON3_5705M 0x165d #define PCI_DEVICE_ID_TIGON3_5705M_2 0x165e #define PCI_DEVICE_ID_TIGON3_5714 0x1668 diff --git a/include/linux/phantom.h b/include/linux/phantom.h index d3ebbfae690..96f4048a6cc 100644 --- a/include/linux/phantom.h +++ b/include/linux/phantom.h @@ -30,7 +30,11 @@ struct phm_regs { #define PHN_SET_REG _IOW (PH_IOC_MAGIC, 1, struct phm_reg *) #define PHN_GET_REGS _IOWR(PH_IOC_MAGIC, 2, struct phm_regs *) #define PHN_SET_REGS _IOW (PH_IOC_MAGIC, 3, struct phm_regs *) -#define PH_IOC_MAXNR 3 +/* this ioctl tells the driver, that the caller is not OpenHaptics and might + * use improved registers update (no more phantom switchoffs when using + * libphantom) */ +#define PHN_NOT_OH _IO (PH_IOC_MAGIC, 4) +#define PH_IOC_MAXNR 4 #define PHN_CONTROL 0x6 /* control byte in iaddr space */ #define PHN_CTL_AMP 0x1 /* switch after torques change */ diff --git a/include/linux/pid.h b/include/linux/pid.h index 1e0e4e3423a..e29a900a849 100644 --- a/include/linux/pid.h +++ b/include/linux/pid.h @@ -40,15 +40,28 @@ enum pid_type * processes. */ -struct pid -{ - atomic_t count; + +/* + * struct upid is used to get the id of the struct pid, as it is + * seen in particular namespace. Later the struct pid is found with + * find_pid_ns() using the int nr and struct pid_namespace *ns. + */ + +struct upid { /* Try to keep pid_chain in the same cacheline as nr for find_pid */ int nr; + struct pid_namespace *ns; struct hlist_node pid_chain; +}; + +struct pid +{ + atomic_t count; /* lists of tasks that use this pid */ struct hlist_head tasks[PIDTYPE_MAX]; struct rcu_head rcu; + int level; + struct upid numbers[1]; }; extern struct pid init_struct_pid; @@ -83,26 +96,60 @@ extern void FASTCALL(detach_pid(struct task_struct *task, enum pid_type)); extern void FASTCALL(transfer_pid(struct task_struct *old, struct task_struct *new, enum pid_type)); +struct pid_namespace; +extern struct pid_namespace init_pid_ns; + /* * look up a PID in the hash table. Must be called with the tasklist_lock * or rcu_read_lock() held. + * + * find_pid_ns() finds the pid in the namespace specified + * find_pid() find the pid by its global id, i.e. in the init namespace + * find_vpid() finr the pid by its virtual id, i.e. in the current namespace + * + * see also find_task_by_pid() set in include/linux/sched.h */ -extern struct pid *FASTCALL(find_pid(int nr)); +extern struct pid *FASTCALL(find_pid_ns(int nr, struct pid_namespace *ns)); +extern struct pid *find_vpid(int nr); +extern struct pid *find_pid(int nr); /* * Lookup a PID in the hash table, and return with it's count elevated. */ extern struct pid *find_get_pid(int nr); -extern struct pid *find_ge_pid(int nr); +extern struct pid *find_ge_pid(int nr, struct pid_namespace *); -extern struct pid *alloc_pid(void); +extern struct pid *alloc_pid(struct pid_namespace *ns); extern void FASTCALL(free_pid(struct pid *pid)); +extern void zap_pid_ns_processes(struct pid_namespace *pid_ns); + +/* + * the helpers to get the pid's id seen from different namespaces + * + * pid_nr() : global id, i.e. the id seen from the init namespace; + * pid_vnr() : virtual id, i.e. the id seen from the namespace this pid + * belongs to. this only makes sence when called in the + * context of the task that belongs to the same namespace; + * pid_nr_ns() : id seen from the ns specified. + * + * see also task_xid_nr() etc in include/linux/sched.h + */ static inline pid_t pid_nr(struct pid *pid) { pid_t nr = 0; if (pid) - nr = pid->nr; + nr = pid->numbers[0].nr; + return nr; +} + +pid_t pid_nr_ns(struct pid *pid, struct pid_namespace *ns); + +static inline pid_t pid_vnr(struct pid *pid) +{ + pid_t nr = 0; + if (pid) + nr = pid->numbers[pid->level].nr; return nr; } diff --git a/include/linux/pid_namespace.h b/include/linux/pid_namespace.h index b9a17e08ff0..0135c76c76c 100644 --- a/include/linux/pid_namespace.h +++ b/include/linux/pid_namespace.h @@ -4,7 +4,6 @@ #include <linux/sched.h> #include <linux/mm.h> #include <linux/threads.h> -#include <linux/pid.h> #include <linux/nsproxy.h> #include <linux/kref.h> @@ -20,13 +19,21 @@ struct pid_namespace { struct pidmap pidmap[PIDMAP_ENTRIES]; int last_pid; struct task_struct *child_reaper; + struct kmem_cache *pid_cachep; + int level; + struct pid_namespace *parent; +#ifdef CONFIG_PROC_FS + struct vfsmount *proc_mnt; +#endif }; extern struct pid_namespace init_pid_ns; -static inline void get_pid_ns(struct pid_namespace *ns) +static inline struct pid_namespace *get_pid_ns(struct pid_namespace *ns) { - kref_get(&ns->kref); + if (ns != &init_pid_ns) + kref_get(&ns->kref); + return ns; } extern struct pid_namespace *copy_pid_ns(unsigned long flags, struct pid_namespace *ns); @@ -34,12 +41,19 @@ extern void free_pid_ns(struct kref *kref); static inline void put_pid_ns(struct pid_namespace *ns) { - kref_put(&ns->kref, free_pid_ns); + if (ns != &init_pid_ns) + kref_put(&ns->kref, free_pid_ns); } -static inline struct task_struct *child_reaper(struct task_struct *tsk) +static inline struct pid_namespace *task_active_pid_ns(struct task_struct *tsk) { - return init_pid_ns.child_reaper; + return tsk->nsproxy->pid_ns; +} + +static inline struct task_struct *task_child_reaper(struct task_struct *tsk) +{ + BUG_ON(tsk != current); + return tsk->nsproxy->pid_ns->child_reaper; } #endif /* _LINUX_PID_NS_H */ diff --git a/include/linux/pm.h b/include/linux/pm.h index 48b71badfb4..09a309b7b5d 100644 --- a/include/linux/pm.h +++ b/include/linux/pm.h @@ -104,104 +104,6 @@ extern void (*pm_idle)(void); extern void (*pm_power_off)(void); extern void (*pm_power_off_prepare)(void); -typedef int __bitwise suspend_state_t; - -#define PM_SUSPEND_ON ((__force suspend_state_t) 0) -#define PM_SUSPEND_STANDBY ((__force suspend_state_t) 1) -#define PM_SUSPEND_MEM ((__force suspend_state_t) 3) -#define PM_SUSPEND_MAX ((__force suspend_state_t) 4) - -/** - * struct pm_ops - Callbacks for managing platform dependent system sleep - * states. - * - * @valid: Callback to determine if given system sleep state is supported by - * the platform. - * Valid (ie. supported) states are advertised in /sys/power/state. Note - * that it still may be impossible to enter given system sleep state if the - * conditions aren't right. - * There is the %pm_valid_only_mem function available that can be assigned - * to this if the platform only supports mem sleep. - * - * @set_target: Tell the platform which system sleep state is going to be - * entered. - * @set_target() is executed right prior to suspending devices. The - * information conveyed to the platform code by @set_target() should be - * disregarded by the platform as soon as @finish() is executed and if - * @prepare() fails. If @set_target() fails (ie. returns nonzero), - * @prepare(), @enter() and @finish() will not be called by the PM core. - * This callback is optional. However, if it is implemented, the argument - * passed to @prepare(), @enter() and @finish() is meaningless and should - * be ignored. - * - * @prepare: Prepare the platform for entering the system sleep state indicated - * by @set_target() or represented by the argument if @set_target() is not - * implemented. - * @prepare() is called right after devices have been suspended (ie. the - * appropriate .suspend() method has been executed for each device) and - * before the nonboot CPUs are disabled (it is executed with IRQs enabled). - * This callback is optional. It returns 0 on success or a negative - * error code otherwise, in which case the system cannot enter the desired - * sleep state (@enter() and @finish() will not be called in that case). - * - * @enter: Enter the system sleep state indicated by @set_target() or - * represented by the argument if @set_target() is not implemented. - * This callback is mandatory. It returns 0 on success or a negative - * error code otherwise, in which case the system cannot enter the desired - * sleep state. - * - * @finish: Called when the system has just left a sleep state, right after - * the nonboot CPUs have been enabled and before devices are resumed (it is - * executed with IRQs enabled). If @set_target() is not implemented, the - * argument represents the sleep state being left. - * This callback is optional, but should be implemented by the platforms - * that implement @prepare(). If implemented, it is always called after - * @enter() (even if @enter() fails). - */ -struct pm_ops { - int (*valid)(suspend_state_t state); - int (*set_target)(suspend_state_t state); - int (*prepare)(suspend_state_t state); - int (*enter)(suspend_state_t state); - int (*finish)(suspend_state_t state); -}; - -#ifdef CONFIG_SUSPEND -extern struct pm_ops *pm_ops; - -/** - * pm_set_ops - set platform dependent power management ops - * @pm_ops: The new power management operations to set. - */ -extern void pm_set_ops(struct pm_ops *pm_ops); -extern int pm_valid_only_mem(suspend_state_t state); - -/** - * arch_suspend_disable_irqs - disable IRQs for suspend - * - * Disables IRQs (in the default case). This is a weak symbol in the common - * code and thus allows architectures to override it if more needs to be - * done. Not called for suspend to disk. - */ -extern void arch_suspend_disable_irqs(void); - -/** - * arch_suspend_enable_irqs - enable IRQs after suspend - * - * Enables IRQs (in the default case). This is a weak symbol in the common - * code and thus allows architectures to override it if more needs to be - * done. Not called for suspend to disk. - */ -extern void arch_suspend_enable_irqs(void); - -extern int pm_suspend(suspend_state_t state); -#else /* !CONFIG_SUSPEND */ -#define suspend_valid_only_mem NULL - -static inline void pm_set_ops(struct pm_ops *pm_ops) {} -static inline int pm_suspend(suspend_state_t state) { return -ENOSYS; } -#endif /* !CONFIG_SUSPEND */ - /* * Device power management */ diff --git a/include/linux/poison.h b/include/linux/poison.h index d93c300a344..a9c31be7052 100644 --- a/include/linux/poison.h +++ b/include/linux/poison.h @@ -36,7 +36,8 @@ */ /********** fs/jbd/journal.c **********/ -#define JBD_POISON_FREE 0x5b +#define JBD_POISON_FREE 0x5b +#define JBD2_POISON_FREE 0x5c /********** drivers/base/dmapool.c **********/ #define POOL_POISON_FREED 0xa7 /* !inuse */ diff --git a/include/linux/prefetch.h b/include/linux/prefetch.h index 1adfe668d03..af7c36a5a52 100644 --- a/include/linux/prefetch.h +++ b/include/linux/prefetch.h @@ -34,17 +34,12 @@ */ -/* - * These cannot be do{}while(0) macros. See the mental gymnastics in - * the loop macro. - */ - #ifndef ARCH_HAS_PREFETCH -static inline void prefetch(const void *x) {;} +#define prefetch(x) __builtin_prefetch(x) #endif #ifndef ARCH_HAS_PREFETCHW -static inline void prefetchw(const void *x) {;} +#define prefetchw(x) __builtin_prefetch(x,1) #endif #ifndef ARCH_HAS_SPINLOCK_PREFETCH diff --git a/include/linux/prio_heap.h b/include/linux/prio_heap.h new file mode 100644 index 00000000000..08094350f26 --- /dev/null +++ b/include/linux/prio_heap.h @@ -0,0 +1,58 @@ +#ifndef _LINUX_PRIO_HEAP_H +#define _LINUX_PRIO_HEAP_H + +/* + * Simple insertion-only static-sized priority heap containing + * pointers, based on CLR, chapter 7 + */ + +#include <linux/gfp.h> + +/** + * struct ptr_heap - simple static-sized priority heap + * @ptrs - pointer to data area + * @max - max number of elements that can be stored in @ptrs + * @size - current number of valid elements in @ptrs (in the range 0..@size-1 + * @gt: comparison operator, which should implement "greater than" + */ +struct ptr_heap { + void **ptrs; + int max; + int size; + int (*gt)(void *, void *); +}; + +/** + * heap_init - initialize an empty heap with a given memory size + * @heap: the heap structure to be initialized + * @size: amount of memory to use in bytes + * @gfp_mask: mask to pass to kmalloc() + * @gt: comparison operator, which should implement "greater than" + */ +extern int heap_init(struct ptr_heap *heap, size_t size, gfp_t gfp_mask, + int (*gt)(void *, void *)); + +/** + * heap_free - release a heap's storage + * @heap: the heap structure whose data should be released + */ +void heap_free(struct ptr_heap *heap); + +/** + * heap_insert - insert a value into the heap and return any overflowed value + * @heap: the heap to be operated on + * @p: the pointer to be inserted + * + * Attempts to insert the given value into the priority heap. If the + * heap is full prior to the insertion, then the resulting heap will + * consist of the smallest @max elements of the original heap and the + * new element; the greatest element will be removed from the heap and + * returned. Note that the returned element will be the new element + * (i.e. no change to the heap) if the new element is greater than all + * elements currently in the heap. + */ +extern void *heap_insert(struct ptr_heap *heap, void *p); + + + +#endif /* _LINUX_PRIO_HEAP_H */ diff --git a/include/linux/proc_fs.h b/include/linux/proc_fs.h index 20741f668f7..1ff46167206 100644 --- a/include/linux/proc_fs.h +++ b/include/linux/proc_fs.h @@ -125,7 +125,8 @@ extern struct proc_dir_entry *create_proc_entry(const char *name, mode_t mode, extern void remove_proc_entry(const char *name, struct proc_dir_entry *parent); extern struct vfsmount *proc_mnt; -extern int proc_fill_super(struct super_block *,void *,int); +struct pid_namespace; +extern int proc_fill_super(struct super_block *); extern struct inode *proc_get_inode(struct super_block *, unsigned int, struct proc_dir_entry *); /* @@ -142,6 +143,9 @@ extern const struct file_operations proc_kcore_operations; extern const struct file_operations proc_kmsg_operations; extern const struct file_operations ppc_htab_operations; +extern int pid_ns_prepare_proc(struct pid_namespace *ns); +extern void pid_ns_release_proc(struct pid_namespace *ns); + /* * proc_tty.c */ @@ -207,7 +211,9 @@ extern void proc_net_remove(struct net *net, const char *name); #define proc_net_create(net, name, mode, info) ({ (void)(mode), NULL; }) static inline void proc_net_remove(struct net *net, const char *name) {} -static inline void proc_flush_task(struct task_struct *task) { } +static inline void proc_flush_task(struct task_struct *task) +{ +} static inline struct proc_dir_entry *create_proc_entry(const char *name, mode_t mode, struct proc_dir_entry *parent) { return NULL; } @@ -232,6 +238,15 @@ static inline void proc_tty_unregister_driver(struct tty_driver *driver) {}; extern struct proc_dir_entry proc_root; +static inline int pid_ns_prepare_proc(struct pid_namespace *ns) +{ + return 0; +} + +static inline void pid_ns_release_proc(struct pid_namespace *ns) +{ +} + #endif /* CONFIG_PROC_FS */ #if !defined(CONFIG_PROC_KCORE) diff --git a/include/linux/reiserfs_fs.h b/include/linux/reiserfs_fs.h index 8dcf237d338..422eab4958a 100644 --- a/include/linux/reiserfs_fs.h +++ b/include/linux/reiserfs_fs.h @@ -28,6 +28,8 @@ #include <linux/reiserfs_fs_sb.h> #endif +struct fid; + /* * include/linux/reiser_fs.h * @@ -85,7 +87,7 @@ void reiserfs_warning(struct super_block *s, const char *fmt, ...); if( !( cond ) ) \ reiserfs_panic( NULL, "reiserfs[%i]: assertion " scond " failed at " \ __FILE__ ":%i:%s: " format "\n", \ - in_interrupt() ? -1 : current -> pid, __LINE__ , __FUNCTION__ , ##args ) + in_interrupt() ? -1 : task_pid_nr(current), __LINE__ , __FUNCTION__ , ##args ) #define RASSERT(cond, format, args...) __RASSERT(cond, #cond, format, ##args) @@ -283,6 +285,18 @@ static inline struct reiserfs_sb_info *REISERFS_SB(const struct super_block *sb) return sb->s_fs_info; } +/* Don't trust REISERFS_SB(sb)->s_bmap_nr, it's a u16 + * which overflows on large file systems. */ +static inline u32 reiserfs_bmap_count(struct super_block *sb) +{ + return (SB_BLOCK_COUNT(sb) - 1) / (sb->s_blocksize * 8) + 1; +} + +static inline int bmap_would_wrap(unsigned bmap_nr) +{ + return bmap_nr > ((1LL << 16) - 1); +} + /** this says about version of key of all items (but stat data) the object consists of */ #define get_inode_item_key_version( inode ) \ @@ -1734,8 +1748,8 @@ int journal_end_sync(struct reiserfs_transaction_handle *, struct super_block *, int journal_mark_freed(struct reiserfs_transaction_handle *, struct super_block *, b_blocknr_t blocknr); int journal_transaction_should_end(struct reiserfs_transaction_handle *, int); -int reiserfs_in_journal(struct super_block *p_s_sb, int bmap_nr, int bit_nr, - int searchall, b_blocknr_t * next); +int reiserfs_in_journal(struct super_block *p_s_sb, unsigned int bmap_nr, + int bit_nr, int searchall, b_blocknr_t *next); int journal_begin(struct reiserfs_transaction_handle *, struct super_block *p_s_sb, unsigned long); int journal_join_abort(struct reiserfs_transaction_handle *, @@ -1743,7 +1757,7 @@ int journal_join_abort(struct reiserfs_transaction_handle *, void reiserfs_journal_abort(struct super_block *sb, int errno); void reiserfs_abort(struct super_block *sb, int errno, const char *fmt, ...); int reiserfs_allocate_list_bitmaps(struct super_block *s, - struct reiserfs_list_bitmap *, int); + struct reiserfs_list_bitmap *, unsigned int); void add_save_link(struct reiserfs_transaction_handle *th, struct inode *inode, int truncate); @@ -1865,12 +1879,10 @@ void reiserfs_delete_inode(struct inode *inode); int reiserfs_write_inode(struct inode *inode, int); int reiserfs_get_block(struct inode *inode, sector_t block, struct buffer_head *bh_result, int create); -struct dentry *reiserfs_get_dentry(struct super_block *, void *); -struct dentry *reiserfs_decode_fh(struct super_block *sb, __u32 * data, - int len, int fhtype, - int (*acceptable) (void *contect, - struct dentry * de), - void *context); +struct dentry *reiserfs_fh_to_dentry(struct super_block *sb, struct fid *fid, + int fh_len, int fh_type); +struct dentry *reiserfs_fh_to_parent(struct super_block *sb, struct fid *fid, + int fh_len, int fh_type); int reiserfs_encode_fh(struct dentry *dentry, __u32 * data, int *lenp, int connectable); @@ -2041,7 +2053,7 @@ struct buffer_head *get_FEB(struct tree_balance *); * arguments, such as node, search path, transaction_handle, etc. */ struct __reiserfs_blocknr_hint { struct inode *inode; /* inode passed to allocator, if we allocate unf. nodes */ - long block; /* file offset, in blocks */ + sector_t block; /* file offset, in blocks */ struct in_core_key key; struct treepath *path; /* search path, used by allocator to deternine search_start by * various ways */ @@ -2099,7 +2111,8 @@ static inline int reiserfs_new_form_blocknrs(struct tree_balance *tb, static inline int reiserfs_new_unf_blocknrs(struct reiserfs_transaction_handle *th, struct inode *inode, b_blocknr_t * new_blocknrs, - struct treepath *path, long block) + struct treepath *path, + sector_t block) { reiserfs_blocknr_hint_t hint = { .th = th, @@ -2116,7 +2129,8 @@ static inline int reiserfs_new_unf_blocknrs(struct reiserfs_transaction_handle static inline int reiserfs_new_unf_blocknrs2(struct reiserfs_transaction_handle *th, struct inode *inode, b_blocknr_t * new_blocknrs, - struct treepath *path, long block) + struct treepath *path, + sector_t block) { reiserfs_blocknr_hint_t hint = { .th = th, diff --git a/include/linux/reiserfs_fs_sb.h b/include/linux/reiserfs_fs_sb.h index ff9e9234f8b..10fa0c83201 100644 --- a/include/linux/reiserfs_fs_sb.h +++ b/include/linux/reiserfs_fs_sb.h @@ -265,9 +265,7 @@ enum journal_state_bits { typedef __u32(*hashf_t) (const signed char *, int); struct reiserfs_bitmap_info { - // FIXME: Won't work with block sizes > 8K - __u16 first_zero_hint; - __u16 free_count; + __u32 free_count; }; struct proc_dir_entry; diff --git a/include/linux/scatterlist.h b/include/linux/scatterlist.h index 2dc7464cce5..df7ddcee7c4 100644 --- a/include/linux/scatterlist.h +++ b/include/linux/scatterlist.h @@ -4,47 +4,100 @@ #include <asm/scatterlist.h> #include <linux/mm.h> #include <linux/string.h> +#include <asm/io.h> +/* + * Notes on SG table design. + * + * Architectures must provide an unsigned long page_link field in the + * scatterlist struct. We use that to place the page pointer AND encode + * information about the sg table as well. The two lower bits are reserved + * for this information. + * + * If bit 0 is set, then the page_link contains a pointer to the next sg + * table list. Otherwise the next entry is at sg + 1. + * + * If bit 1 is set, then this sg entry is the last element in a list. + * + * See sg_next(). + * + */ + +#define SG_MAGIC 0x87654321 + +/** + * sg_set_page - Set sg entry to point at given page + * @sg: SG entry + * @page: The page + * + * Description: + * Use this function to set an sg entry pointing at a page, never assign + * the page directly. We encode sg table information in the lower bits + * of the page pointer. See sg_page() for looking up the page belonging + * to an sg entry. + * + **/ +static inline void sg_set_page(struct scatterlist *sg, struct page *page) +{ + unsigned long page_link = sg->page_link & 0x3; + + /* + * In order for the low bit stealing approach to work, pages + * must be aligned at a 32-bit boundary as a minimum. + */ + BUG_ON((unsigned long) page & 0x03); +#ifdef CONFIG_DEBUG_SG + BUG_ON(sg->sg_magic != SG_MAGIC); +#endif + sg->page_link = page_link | (unsigned long) page; +} + +#define sg_page(sg) ((struct page *) ((sg)->page_link & ~0x3)) + +/** + * sg_set_buf - Set sg entry to point at given data + * @sg: SG entry + * @buf: Data + * @buflen: Data length + * + **/ static inline void sg_set_buf(struct scatterlist *sg, const void *buf, unsigned int buflen) { - sg->page = virt_to_page(buf); + sg_set_page(sg, virt_to_page(buf)); sg->offset = offset_in_page(buf); sg->length = buflen; } -static inline void sg_init_one(struct scatterlist *sg, const void *buf, - unsigned int buflen) -{ - memset(sg, 0, sizeof(*sg)); - sg_set_buf(sg, buf, buflen); -} - /* * We overload the LSB of the page pointer to indicate whether it's * a valid sg entry, or whether it points to the start of a new scatterlist. * Those low bits are there for everyone! (thanks mason :-) */ -#define sg_is_chain(sg) ((unsigned long) (sg)->page & 0x01) +#define sg_is_chain(sg) ((sg)->page_link & 0x01) +#define sg_is_last(sg) ((sg)->page_link & 0x02) #define sg_chain_ptr(sg) \ - ((struct scatterlist *) ((unsigned long) (sg)->page & ~0x01)) + ((struct scatterlist *) ((sg)->page_link & ~0x03)) /** * sg_next - return the next scatterlist entry in a list * @sg: The current sg entry * - * Usually the next entry will be @sg@ + 1, but if this sg element is part - * of a chained scatterlist, it could jump to the start of a new - * scatterlist array. - * - * Note that the caller must ensure that there are further entries after - * the current entry, this function will NOT return NULL for an end-of-list. + * Description: + * Usually the next entry will be @sg@ + 1, but if this sg element is part + * of a chained scatterlist, it could jump to the start of a new + * scatterlist array. * - */ + **/ static inline struct scatterlist *sg_next(struct scatterlist *sg) { - sg++; +#ifdef CONFIG_DEBUG_SG + BUG_ON(sg->sg_magic != SG_MAGIC); +#endif + if (sg_is_last(sg)) + return NULL; + sg++; if (unlikely(sg_is_chain(sg))) sg = sg_chain_ptr(sg); @@ -62,14 +115,15 @@ static inline struct scatterlist *sg_next(struct scatterlist *sg) * @sgl: First entry in the scatterlist * @nents: Number of entries in the scatterlist * - * Should only be used casually, it (currently) scan the entire list - * to get the last entry. + * Description: + * Should only be used casually, it (currently) scan the entire list + * to get the last entry. * - * Note that the @sgl@ pointer passed in need not be the first one, - * the important bit is that @nents@ denotes the number of entries that - * exist from @sgl@. + * Note that the @sgl@ pointer passed in need not be the first one, + * the important bit is that @nents@ denotes the number of entries that + * exist from @sgl@. * - */ + **/ static inline struct scatterlist *sg_last(struct scatterlist *sgl, unsigned int nents) { @@ -83,6 +137,10 @@ static inline struct scatterlist *sg_last(struct scatterlist *sgl, ret = sg; #endif +#ifdef CONFIG_DEBUG_SG + BUG_ON(sgl[0].sg_magic != SG_MAGIC); + BUG_ON(!sg_is_last(ret)); +#endif return ret; } @@ -92,16 +150,111 @@ static inline struct scatterlist *sg_last(struct scatterlist *sgl, * @prv_nents: Number of entries in prv * @sgl: Second scatterlist * - * Links @prv@ and @sgl@ together, to form a longer scatterlist. + * Description: + * Links @prv@ and @sgl@ together, to form a longer scatterlist. * - */ + **/ static inline void sg_chain(struct scatterlist *prv, unsigned int prv_nents, struct scatterlist *sgl) { #ifndef ARCH_HAS_SG_CHAIN BUG(); #endif - prv[prv_nents - 1].page = (struct page *) ((unsigned long) sgl | 0x01); + prv[prv_nents - 1].page_link = (unsigned long) sgl | 0x01; +} + +/** + * sg_mark_end - Mark the end of the scatterlist + * @sgl: Scatterlist + * @nents: Number of entries in sgl + * + * Description: + * Marks the last entry as the termination point for sg_next() + * + **/ +static inline void sg_mark_end(struct scatterlist *sgl, unsigned int nents) +{ + sgl[nents - 1].page_link = 0x02; +} + +static inline void __sg_mark_end(struct scatterlist *sg) +{ + sg->page_link |= 0x02; +} + +/** + * sg_init_one - Initialize a single entry sg list + * @sg: SG entry + * @buf: Virtual address for IO + * @buflen: IO length + * + * Notes: + * This should not be used on a single entry that is part of a larger + * table. Use sg_init_table() for that. + * + **/ +static inline void sg_init_one(struct scatterlist *sg, const void *buf, + unsigned int buflen) +{ + memset(sg, 0, sizeof(*sg)); +#ifdef CONFIG_DEBUG_SG + sg->sg_magic = SG_MAGIC; +#endif + sg_mark_end(sg, 1); + sg_set_buf(sg, buf, buflen); +} + +/** + * sg_init_table - Initialize SG table + * @sgl: The SG table + * @nents: Number of entries in table + * + * Notes: + * If this is part of a chained sg table, sg_mark_end() should be + * used only on the last table part. + * + **/ +static inline void sg_init_table(struct scatterlist *sgl, unsigned int nents) +{ + memset(sgl, 0, sizeof(*sgl) * nents); + sg_mark_end(sgl, nents); +#ifdef CONFIG_DEBUG_SG + { + int i; + for (i = 0; i < nents; i++) + sgl[i].sg_magic = SG_MAGIC; + } +#endif +} + +/** + * sg_phys - Return physical address of an sg entry + * @sg: SG entry + * + * Description: + * This calls page_to_phys() on the page in this sg entry, and adds the + * sg offset. The caller must know that it is legal to call page_to_phys() + * on the sg page. + * + **/ +static inline unsigned long sg_phys(struct scatterlist *sg) +{ + return page_to_phys(sg_page(sg)) + sg->offset; +} + +/** + * sg_virt - Return virtual address of an sg entry + * @sg: SG entry + * + * Description: + * This calls page_address() on the page in this sg entry, and adds the + * sg offset. The caller must know that the sg page has a valid virtual + * mapping. + * + **/ +static inline void *sg_virt(struct scatterlist *sg) +{ + return page_address(sg_page(sg)) + sg->offset; } #endif /* _LINUX_SCATTERLIST_H */ diff --git a/include/linux/sched.h b/include/linux/sched.h index c204ab0d4df..13df99fb276 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -25,6 +25,7 @@ #define CLONE_NEWUTS 0x04000000 /* New utsname group? */ #define CLONE_NEWIPC 0x08000000 /* New ipcs */ #define CLONE_NEWUSER 0x10000000 /* New user namespace */ +#define CLONE_NEWPID 0x20000000 /* New pid namespace */ #define CLONE_NEWNET 0x40000000 /* New network namespace */ /* @@ -428,7 +429,17 @@ struct signal_struct { cputime_t it_prof_incr, it_virt_incr; /* job control IDs */ - pid_t pgrp; + + /* + * pgrp and session fields are deprecated. + * use the task_session_Xnr and task_pgrp_Xnr routines below + */ + + union { + pid_t pgrp __deprecated; + pid_t __pgrp; + }; + struct pid *tty_old_pgrp; union { @@ -569,7 +580,7 @@ struct sched_info { last_queued; /* when we were last queued to run */ #ifdef CONFIG_SCHEDSTATS /* BKL stats */ - unsigned long bkl_count; + unsigned int bkl_count; #endif }; #endif /* defined(CONFIG_SCHEDSTATS) || defined(CONFIG_TASK_DELAY_ACCT) */ @@ -705,37 +716,39 @@ struct sched_domain { #ifdef CONFIG_SCHEDSTATS /* load_balance() stats */ - unsigned long lb_count[CPU_MAX_IDLE_TYPES]; - unsigned long lb_failed[CPU_MAX_IDLE_TYPES]; - unsigned long lb_balanced[CPU_MAX_IDLE_TYPES]; - unsigned long lb_imbalance[CPU_MAX_IDLE_TYPES]; - unsigned long lb_gained[CPU_MAX_IDLE_TYPES]; - unsigned long lb_hot_gained[CPU_MAX_IDLE_TYPES]; - unsigned long lb_nobusyg[CPU_MAX_IDLE_TYPES]; - unsigned long lb_nobusyq[CPU_MAX_IDLE_TYPES]; + unsigned int lb_count[CPU_MAX_IDLE_TYPES]; + unsigned int lb_failed[CPU_MAX_IDLE_TYPES]; + unsigned int lb_balanced[CPU_MAX_IDLE_TYPES]; + unsigned int lb_imbalance[CPU_MAX_IDLE_TYPES]; + unsigned int lb_gained[CPU_MAX_IDLE_TYPES]; + unsigned int lb_hot_gained[CPU_MAX_IDLE_TYPES]; + unsigned int lb_nobusyg[CPU_MAX_IDLE_TYPES]; + unsigned int lb_nobusyq[CPU_MAX_IDLE_TYPES]; /* Active load balancing */ - unsigned long alb_count; - unsigned long alb_failed; - unsigned long alb_pushed; + unsigned int alb_count; + unsigned int alb_failed; + unsigned int alb_pushed; /* SD_BALANCE_EXEC stats */ - unsigned long sbe_count; - unsigned long sbe_balanced; - unsigned long sbe_pushed; + unsigned int sbe_count; + unsigned int sbe_balanced; + unsigned int sbe_pushed; /* SD_BALANCE_FORK stats */ - unsigned long sbf_count; - unsigned long sbf_balanced; - unsigned long sbf_pushed; + unsigned int sbf_count; + unsigned int sbf_balanced; + unsigned int sbf_pushed; /* try_to_wake_up() stats */ - unsigned long ttwu_wake_remote; - unsigned long ttwu_move_affine; - unsigned long ttwu_move_balance; + unsigned int ttwu_wake_remote; + unsigned int ttwu_move_affine; + unsigned int ttwu_move_balance; #endif }; +extern void partition_sched_domains(int ndoms_new, cpumask_t *doms_new); + #endif /* CONFIG_SMP */ /* @@ -756,8 +769,6 @@ static inline int above_background_load(void) } struct io_context; /* See blkdev.h */ -struct cpuset; - #define NGROUPS_SMALL 32 #define NGROUPS_PER_BLOCK ((int)(PAGE_SIZE / sizeof(gid_t))) struct group_info { @@ -991,7 +1002,7 @@ struct task_struct { int __user *clear_child_tid; /* CLONE_CHILD_CLEARTID */ unsigned int rt_priority; - cputime_t utime, stime; + cputime_t utime, stime, utimescaled, stimescaled; cputime_t gtime; unsigned long nvcsw, nivcsw; /* context switch counts */ struct timespec start_time; /* monotonic time */ @@ -1110,13 +1121,6 @@ struct task_struct { unsigned long ptrace_message; siginfo_t *last_siginfo; /* For ptrace use. */ -/* - * current io wait handle: wait queue entry to use for io waits - * If this thread is processing aio, this points at the waitqueue - * inside the currently handled kiocb. It may be NULL (i.e. default - * to a stack based synchronous wait) if its doing sync IO. - */ - wait_queue_t *io_wait; #ifdef CONFIG_TASK_XACCT /* i/o counters(bytes read/written, #syscalls */ u64 rchar, wchar, syscr, syscw; @@ -1132,11 +1136,16 @@ struct task_struct { short il_next; #endif #ifdef CONFIG_CPUSETS - struct cpuset *cpuset; nodemask_t mems_allowed; int cpuset_mems_generation; int cpuset_mem_spread_rotor; #endif +#ifdef CONFIG_CGROUPS + /* Control Group info protected by css_set_lock */ + struct css_set *cgroups; + /* cg_list protected by css_set_lock and tsk->alloc_lock */ + struct list_head cg_list; +#endif #ifdef CONFIG_FUTEX struct robust_list_head __user *robust_list; #ifdef CONFIG_COMPAT @@ -1192,24 +1201,14 @@ static inline int rt_task(struct task_struct *p) return rt_prio(p->prio); } -static inline pid_t process_group(struct task_struct *tsk) -{ - return tsk->signal->pgrp; -} - -static inline pid_t signal_session(struct signal_struct *sig) +static inline void set_task_session(struct task_struct *tsk, pid_t session) { - return sig->__session; + tsk->signal->__session = session; } -static inline pid_t process_session(struct task_struct *tsk) +static inline void set_task_pgrp(struct task_struct *tsk, pid_t pgrp) { - return signal_session(tsk->signal); -} - -static inline void set_signal_session(struct signal_struct *sig, pid_t session) -{ - sig->__session = session; + tsk->signal->__pgrp = pgrp; } static inline struct pid *task_pid(struct task_struct *task) @@ -1232,6 +1231,88 @@ static inline struct pid *task_session(struct task_struct *task) return task->group_leader->pids[PIDTYPE_SID].pid; } +struct pid_namespace; + +/* + * the helpers to get the task's different pids as they are seen + * from various namespaces + * + * task_xid_nr() : global id, i.e. the id seen from the init namespace; + * task_xid_vnr() : virtual id, i.e. the id seen from the namespace the task + * belongs to. this only makes sence when called in the + * context of the task that belongs to the same namespace; + * task_xid_nr_ns() : id seen from the ns specified; + * + * set_task_vxid() : assigns a virtual id to a task; + * + * task_ppid_nr_ns() : the parent's id as seen from the namespace specified. + * the result depends on the namespace and whether the + * task in question is the namespace's init. e.g. for the + * namespace's init this will return 0 when called from + * the namespace of this init, or appropriate id otherwise. + * + * + * see also pid_nr() etc in include/linux/pid.h + */ + +static inline pid_t task_pid_nr(struct task_struct *tsk) +{ + return tsk->pid; +} + +pid_t task_pid_nr_ns(struct task_struct *tsk, struct pid_namespace *ns); + +static inline pid_t task_pid_vnr(struct task_struct *tsk) +{ + return pid_vnr(task_pid(tsk)); +} + + +static inline pid_t task_tgid_nr(struct task_struct *tsk) +{ + return tsk->tgid; +} + +pid_t task_tgid_nr_ns(struct task_struct *tsk, struct pid_namespace *ns); + +static inline pid_t task_tgid_vnr(struct task_struct *tsk) +{ + return pid_vnr(task_tgid(tsk)); +} + + +static inline pid_t task_pgrp_nr(struct task_struct *tsk) +{ + return tsk->signal->__pgrp; +} + +pid_t task_pgrp_nr_ns(struct task_struct *tsk, struct pid_namespace *ns); + +static inline pid_t task_pgrp_vnr(struct task_struct *tsk) +{ + return pid_vnr(task_pgrp(tsk)); +} + + +static inline pid_t task_session_nr(struct task_struct *tsk) +{ + return tsk->signal->__session; +} + +pid_t task_session_nr_ns(struct task_struct *tsk, struct pid_namespace *ns); + +static inline pid_t task_session_vnr(struct task_struct *tsk) +{ + return pid_vnr(task_session(tsk)); +} + + +static inline pid_t task_ppid_nr_ns(struct task_struct *tsk, + struct pid_namespace *ns) +{ + return pid_nr_ns(task_pid(rcu_dereference(tsk->real_parent)), ns); +} + /** * pid_alive - check that a task structure is not stale * @p: Task structure to be checked. @@ -1246,16 +1327,22 @@ static inline int pid_alive(struct task_struct *p) } /** - * is_init - check if a task structure is init + * is_global_init - check if a task structure is init * @tsk: Task structure to be checked. * * Check if a task structure is the first user space task the kernel created. */ -static inline int is_init(struct task_struct *tsk) +static inline int is_global_init(struct task_struct *tsk) { return tsk->pid == 1; } +/* + * is_container_init: + * check whether in the task is init in its own pid namespace. + */ +extern int is_container_init(struct task_struct *tsk); + extern struct pid *cad_pid; extern void free_task(struct task_struct *tsk); @@ -1427,8 +1514,32 @@ extern struct task_struct init_task; extern struct mm_struct init_mm; -#define find_task_by_pid(nr) find_task_by_pid_type(PIDTYPE_PID, nr) -extern struct task_struct *find_task_by_pid_type(int type, int pid); +extern struct pid_namespace init_pid_ns; + +/* + * find a task by one of its numerical ids + * + * find_task_by_pid_type_ns(): + * it is the most generic call - it finds a task by all id, + * type and namespace specified + * find_task_by_pid_ns(): + * finds a task by its pid in the specified namespace + * find_task_by_vpid(): + * finds a task by its virtual pid + * find_task_by_pid(): + * finds a task by its global pid + * + * see also find_pid() etc in include/linux/pid.h + */ + +extern struct task_struct *find_task_by_pid_type_ns(int type, int pid, + struct pid_namespace *ns); + +extern struct task_struct *find_task_by_pid(pid_t nr); +extern struct task_struct *find_task_by_vpid(pid_t nr); +extern struct task_struct *find_task_by_pid_ns(pid_t nr, + struct pid_namespace *ns); + extern void __set_special_pids(pid_t session, pid_t pgrp); /* per-UID process charging. */ @@ -1615,6 +1726,12 @@ static inline int has_group_leader_pid(struct task_struct *p) return p->pid == p->tgid; } +static inline +int same_thread_group(struct task_struct *p1, struct task_struct *p2) +{ + return p1->tgid == p2->tgid; +} + static inline struct task_struct *next_thread(const struct task_struct *p) { return list_entry(rcu_dereference(p->thread_group.next), @@ -1632,7 +1749,8 @@ static inline int thread_group_empty(struct task_struct *p) /* * Protects ->fs, ->files, ->mm, ->group_info, ->comm, keyring * subscriptions and synchronises with wait4(). Also used in procfs. Also - * pins the final release of task.io_context. Also protects ->cpuset. + * pins the final release of task.io_context. Also protects ->cpuset and + * ->cgroup.subsys[]. * * Nests both inside and outside of read_lock(&tasklist_lock). * It must not be nested with write_lock_irq(&tasklist_lock), diff --git a/include/linux/screen_info.h b/include/linux/screen_info.h index ba81ffe9958..827b85bbf38 100644 --- a/include/linux/screen_info.h +++ b/include/linux/screen_info.h @@ -8,45 +8,43 @@ */ struct screen_info { - u8 orig_x; /* 0x00 */ - u8 orig_y; /* 0x01 */ - u16 ext_mem_k; /* 0x02 */ - u16 orig_video_page; /* 0x04 */ - u8 orig_video_mode; /* 0x06 */ - u8 orig_video_cols; /* 0x07 */ - u16 unused2; /* 0x08 */ - u16 orig_video_ega_bx; /* 0x0a */ - u16 unused3; /* 0x0c */ - u8 orig_video_lines; /* 0x0e */ - u8 orig_video_isVGA; /* 0x0f */ - u16 orig_video_points; /* 0x10 */ + __u8 orig_x; /* 0x00 */ + __u8 orig_y; /* 0x01 */ + __u16 ext_mem_k; /* 0x02 */ + __u16 orig_video_page; /* 0x04 */ + __u8 orig_video_mode; /* 0x06 */ + __u8 orig_video_cols; /* 0x07 */ + __u16 unused2; /* 0x08 */ + __u16 orig_video_ega_bx;/* 0x0a */ + __u16 unused3; /* 0x0c */ + __u8 orig_video_lines; /* 0x0e */ + __u8 orig_video_isVGA; /* 0x0f */ + __u16 orig_video_points;/* 0x10 */ /* VESA graphic mode -- linear frame buffer */ - u16 lfb_width; /* 0x12 */ - u16 lfb_height; /* 0x14 */ - u16 lfb_depth; /* 0x16 */ - u32 lfb_base; /* 0x18 */ - u32 lfb_size; /* 0x1c */ - u16 cl_magic, cl_offset; /* 0x20 */ - u16 lfb_linelength; /* 0x24 */ - u8 red_size; /* 0x26 */ - u8 red_pos; /* 0x27 */ - u8 green_size; /* 0x28 */ - u8 green_pos; /* 0x29 */ - u8 blue_size; /* 0x2a */ - u8 blue_pos; /* 0x2b */ - u8 rsvd_size; /* 0x2c */ - u8 rsvd_pos; /* 0x2d */ - u16 vesapm_seg; /* 0x2e */ - u16 vesapm_off; /* 0x30 */ - u16 pages; /* 0x32 */ - u16 vesa_attributes; /* 0x34 */ - u32 capabilities; /* 0x36 */ - u8 _reserved[6]; /* 0x3a */ + __u16 lfb_width; /* 0x12 */ + __u16 lfb_height; /* 0x14 */ + __u16 lfb_depth; /* 0x16 */ + __u32 lfb_base; /* 0x18 */ + __u32 lfb_size; /* 0x1c */ + __u16 cl_magic, cl_offset; /* 0x20 */ + __u16 lfb_linelength; /* 0x24 */ + __u8 red_size; /* 0x26 */ + __u8 red_pos; /* 0x27 */ + __u8 green_size; /* 0x28 */ + __u8 green_pos; /* 0x29 */ + __u8 blue_size; /* 0x2a */ + __u8 blue_pos; /* 0x2b */ + __u8 rsvd_size; /* 0x2c */ + __u8 rsvd_pos; /* 0x2d */ + __u16 vesapm_seg; /* 0x2e */ + __u16 vesapm_off; /* 0x30 */ + __u16 pages; /* 0x32 */ + __u16 vesa_attributes; /* 0x34 */ + __u32 capabilities; /* 0x36 */ + __u8 _reserved[6]; /* 0x3a */ } __attribute__((packed)); -extern struct screen_info screen_info; - #define VIDEO_TYPE_MDA 0x10 /* Monochrome Text Display */ #define VIDEO_TYPE_CGA 0x11 /* CGA Display */ #define VIDEO_TYPE_EGAM 0x20 /* EGA/VGA in Monochrome Mode */ @@ -65,4 +63,17 @@ extern struct screen_info screen_info; #define VIDEO_TYPE_PMAC 0x60 /* PowerMacintosh frame buffer. */ +#ifdef __KERNEL__ +extern struct screen_info screen_info; + +#define ORIG_X (screen_info.orig_x) +#define ORIG_Y (screen_info.orig_y) +#define ORIG_VIDEO_MODE (screen_info.orig_video_mode) +#define ORIG_VIDEO_COLS (screen_info.orig_video_cols) +#define ORIG_VIDEO_EGA_BX (screen_info.orig_video_ega_bx) +#define ORIG_VIDEO_LINES (screen_info.orig_video_lines) +#define ORIG_VIDEO_ISVGA (screen_info.orig_video_isVGA) +#define ORIG_VIDEO_POINTS (screen_info.orig_video_points) +#endif /* __KERNEL__ */ + #endif /* _SCREEN_INFO_H */ diff --git a/include/linux/security.h b/include/linux/security.h index 9b0b63c50f4..ac050830a87 100644 --- a/include/linux/security.h +++ b/include/linux/security.h @@ -34,6 +34,13 @@ #include <linux/xfrm.h> #include <net/flow.h> +/* + * Bounding set + */ +extern kernel_cap_t cap_bset; + +extern unsigned securebits; + struct ctl_table; /* @@ -825,9 +832,11 @@ struct request_sock; * incoming sk_buff @skb has been associated with a particular socket, @sk. * @sk contains the sock (not socket) associated with the incoming sk_buff. * @skb contains the incoming network data. - * @socket_getpeersec: + * @socket_getpeersec_stream: * This hook allows the security module to provide peer socket security - * state to userspace via getsockopt SO_GETPEERSEC. + * state for unix or connected tcp sockets to userspace via getsockopt + * SO_GETPEERSEC. For tcp sockets this can be meaningful if the + * socket is associated with an ipsec SA. * @sock is the local socket. * @optval userspace memory where the security state is to be copied. * @optlen userspace int where the module should copy the actual length @@ -836,6 +845,17 @@ struct request_sock; * by the caller. * Return 0 if all is well, otherwise, typical getsockopt return * values. + * @socket_getpeersec_dgram: + * This hook allows the security module to provide peer socket security + * state for udp sockets on a per-packet basis to userspace via + * getsockopt SO_GETPEERSEC. The application must first have indicated + * the IP_PASSSEC option via getsockopt. It can then retrieve the + * security state returned by this hook for a packet via the SCM_SECURITY + * ancillary message type. + * @skb is the skbuff for the packet being queried + * @secdata is a pointer to a buffer in which to copy the security data + * @seclen is the maximum length for @secdata + * Return 0 on success, error on failure. * @sk_alloc_security: * Allocate and attach a security structure to the sk->sk_security field, * which is used to copy security attributes between local stream sockets. diff --git a/include/linux/sem.h b/include/linux/sem.h index 9aaffb0b1d8..c8eaad9e4b7 100644 --- a/include/linux/sem.h +++ b/include/linux/sem.h @@ -90,7 +90,6 @@ struct sem { /* One sem_array data structure for each set of semaphores in the system. */ struct sem_array { struct kern_ipc_perm sem_perm; /* permissions .. see ipc.h */ - int sem_id; time_t sem_otime; /* last semop time */ time_t sem_ctime; /* last change time */ struct sem *sem_base; /* ptr to first semaphore in array */ diff --git a/include/linux/shm.h b/include/linux/shm.h index bea65d9c93e..eeaed921a1d 100644 --- a/include/linux/shm.h +++ b/include/linux/shm.h @@ -79,7 +79,6 @@ struct shmid_kernel /* private to the kernel */ { struct kern_ipc_perm shm_perm; struct file * shm_file; - int id; unsigned long shm_nattch; unsigned long shm_segsz; time_t shm_atim; diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index f93f22b3d2f..fd4e12f2427 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -41,8 +41,7 @@ #define SKB_DATA_ALIGN(X) (((X) + (SMP_CACHE_BYTES - 1)) & \ ~(SMP_CACHE_BYTES - 1)) #define SKB_WITH_OVERHEAD(X) \ - (((X) - sizeof(struct skb_shared_info)) & \ - ~(SMP_CACHE_BYTES - 1)) + ((X) - SKB_DATA_ALIGN(sizeof(struct skb_shared_info))) #define SKB_MAX_ORDER(X, ORDER) \ SKB_WITH_OVERHEAD((PAGE_SIZE << (ORDER)) - (X)) #define SKB_MAX_HEAD(X) (SKB_MAX_ORDER((X), 0)) @@ -301,8 +300,9 @@ struct sk_buff { #endif int iif; +#ifdef CONFIG_NETDEVICES_MULTIQUEUE __u16 queue_mapping; - +#endif #ifdef CONFIG_NET_SCHED __u16 tc_index; /* traffic control index */ #ifdef CONFIG_NET_CLS_ACT @@ -1770,6 +1770,15 @@ static inline void skb_set_queue_mapping(struct sk_buff *skb, u16 queue_mapping) #endif } +static inline u16 skb_get_queue_mapping(struct sk_buff *skb) +{ +#ifdef CONFIG_NETDEVICES_MULTIQUEUE + return skb->queue_mapping; +#else + return 0; +#endif +} + static inline void skb_copy_queue_mapping(struct sk_buff *to, const struct sk_buff *from) { #ifdef CONFIG_NETDEVICES_MULTIQUEUE diff --git a/include/linux/socket.h b/include/linux/socket.h index f852e1afd65..c22ef1c1afb 100644 --- a/include/linux/socket.h +++ b/include/linux/socket.h @@ -291,6 +291,7 @@ struct ucred { #define SOL_TIPC 271 #define SOL_RXRPC 272 #define SOL_PPPOL2TP 273 +#define SOL_BLUETOOTH 274 /* IPX options */ #define IPX_TYPE 1 diff --git a/include/linux/suspend.h b/include/linux/suspend.h index 388cace9751..4360e081695 100644 --- a/include/linux/suspend.h +++ b/include/linux/suspend.h @@ -1,5 +1,5 @@ -#ifndef _LINUX_SWSUSP_H -#define _LINUX_SWSUSP_H +#ifndef _LINUX_SUSPEND_H +#define _LINUX_SUSPEND_H #if defined(CONFIG_X86) || defined(CONFIG_FRV) || defined(CONFIG_PPC32) || defined(CONFIG_PPC64) #include <asm/suspend.h> @@ -9,6 +9,108 @@ #include <linux/init.h> #include <linux/pm.h> #include <linux/mm.h> +#include <asm/errno.h> + +#if defined(CONFIG_PM_SLEEP) && defined(CONFIG_VT) && defined(CONFIG_VT_CONSOLE) +extern int pm_prepare_console(void); +extern void pm_restore_console(void); +#else +static inline int pm_prepare_console(void) { return 0; } +static inline void pm_restore_console(void) {} +#endif + +typedef int __bitwise suspend_state_t; + +#define PM_SUSPEND_ON ((__force suspend_state_t) 0) +#define PM_SUSPEND_STANDBY ((__force suspend_state_t) 1) +#define PM_SUSPEND_MEM ((__force suspend_state_t) 3) +#define PM_SUSPEND_MAX ((__force suspend_state_t) 4) + +/** + * struct platform_suspend_ops - Callbacks for managing platform dependent + * system sleep states. + * + * @valid: Callback to determine if given system sleep state is supported by + * the platform. + * Valid (ie. supported) states are advertised in /sys/power/state. Note + * that it still may be impossible to enter given system sleep state if the + * conditions aren't right. + * There is the %suspend_valid_only_mem function available that can be + * assigned to this if the platform only supports mem sleep. + * + * @set_target: Tell the platform which system sleep state is going to be + * entered. + * @set_target() is executed right prior to suspending devices. The + * information conveyed to the platform code by @set_target() should be + * disregarded by the platform as soon as @finish() is executed and if + * @prepare() fails. If @set_target() fails (ie. returns nonzero), + * @prepare(), @enter() and @finish() will not be called by the PM core. + * This callback is optional. However, if it is implemented, the argument + * passed to @enter() is meaningless and should be ignored. + * + * @prepare: Prepare the platform for entering the system sleep state indicated + * by @set_target(). + * @prepare() is called right after devices have been suspended (ie. the + * appropriate .suspend() method has been executed for each device) and + * before the nonboot CPUs are disabled (it is executed with IRQs enabled). + * This callback is optional. It returns 0 on success or a negative + * error code otherwise, in which case the system cannot enter the desired + * sleep state (@enter() and @finish() will not be called in that case). + * + * @enter: Enter the system sleep state indicated by @set_target() or + * represented by the argument if @set_target() is not implemented. + * This callback is mandatory. It returns 0 on success or a negative + * error code otherwise, in which case the system cannot enter the desired + * sleep state. + * + * @finish: Called when the system has just left a sleep state, right after + * the nonboot CPUs have been enabled and before devices are resumed (it is + * executed with IRQs enabled). + * This callback is optional, but should be implemented by the platforms + * that implement @prepare(). If implemented, it is always called after + * @enter() (even if @enter() fails). + */ +struct platform_suspend_ops { + int (*valid)(suspend_state_t state); + int (*set_target)(suspend_state_t state); + int (*prepare)(void); + int (*enter)(suspend_state_t state); + void (*finish)(void); +}; + +#ifdef CONFIG_SUSPEND +/** + * suspend_set_ops - set platform dependent suspend operations + * @ops: The new suspend operations to set. + */ +extern void suspend_set_ops(struct platform_suspend_ops *ops); +extern int suspend_valid_only_mem(suspend_state_t state); + +/** + * arch_suspend_disable_irqs - disable IRQs for suspend + * + * Disables IRQs (in the default case). This is a weak symbol in the common + * code and thus allows architectures to override it if more needs to be + * done. Not called for suspend to disk. + */ +extern void arch_suspend_disable_irqs(void); + +/** + * arch_suspend_enable_irqs - enable IRQs after suspend + * + * Enables IRQs (in the default case). This is a weak symbol in the common + * code and thus allows architectures to override it if more needs to be + * done. Not called for suspend to disk. + */ +extern void arch_suspend_enable_irqs(void); + +extern int pm_suspend(suspend_state_t state); +#else /* !CONFIG_SUSPEND */ +#define suspend_valid_only_mem NULL + +static inline void suspend_set_ops(struct platform_suspend_ops *ops) {} +static inline int pm_suspend(suspend_state_t state) { return -ENOSYS; } +#endif /* !CONFIG_SUSPEND */ /* struct pbe is used for creating lists of pages that should be restored * atomically during the resume from disk, because the page frames they have @@ -24,32 +126,57 @@ struct pbe { extern void drain_local_pages(void); extern void mark_free_pages(struct zone *zone); -#if defined(CONFIG_PM_SLEEP) && defined(CONFIG_VT) && defined(CONFIG_VT_CONSOLE) -extern int pm_prepare_console(void); -extern void pm_restore_console(void); -#else -static inline int pm_prepare_console(void) { return 0; } -static inline void pm_restore_console(void) {} -#endif - /** - * struct hibernation_ops - hibernation platform support + * struct platform_hibernation_ops - hibernation platform support * * The methods in this structure allow a platform to override the default * mechanism of shutting down the machine during a hibernation transition. * * All three methods must be assigned. * - * @prepare: prepare system for hibernation - * @enter: shut down system after state has been saved to disk - * @finish: finish/clean up after state has been reloaded - * @pre_restore: prepare system for the restoration from a hibernation image - * @restore_cleanup: clean up after a failing image restoration + * @start: Tell the platform driver that we're starting hibernation. + * Called right after shrinking memory and before freezing devices. + * + * @pre_snapshot: Prepare the platform for creating the hibernation image. + * Called right after devices have been frozen and before the nonboot + * CPUs are disabled (runs with IRQs on). + * + * @finish: Restore the previous state of the platform after the hibernation + * image has been created *or* put the platform into the normal operation + * mode after the hibernation (the same method is executed in both cases). + * Called right after the nonboot CPUs have been enabled and before + * thawing devices (runs with IRQs on). + * + * @prepare: Prepare the platform for entering the low power state. + * Called right after the hibernation image has been saved and before + * devices are prepared for entering the low power state. + * + * @enter: Put the system into the low power state after the hibernation image + * has been saved to disk. + * Called after the nonboot CPUs have been disabled and all of the low + * level devices have been shut down (runs with IRQs off). + * + * @leave: Perform the first stage of the cleanup after the system sleep state + * indicated by @set_target() has been left. + * Called right after the control has been passed from the boot kernel to + * the image kernel, before the nonboot CPUs are enabled and before devices + * are resumed. Executed with interrupts disabled. + * + * @pre_restore: Prepare system for the restoration from a hibernation image. + * Called right after devices have been frozen and before the nonboot + * CPUs are disabled (runs with IRQs on). + * + * @restore_cleanup: Clean up after a failing image restoration. + * Called right after the nonboot CPUs have been enabled and before + * thawing devices (runs with IRQs on). */ -struct hibernation_ops { +struct platform_hibernation_ops { + int (*start)(void); + int (*pre_snapshot)(void); + void (*finish)(void); int (*prepare)(void); int (*enter)(void); - void (*finish)(void); + void (*leave)(void); int (*pre_restore)(void); void (*restore_cleanup)(void); }; @@ -70,14 +197,14 @@ extern void swsusp_set_page_free(struct page *); extern void swsusp_unset_page_free(struct page *); extern unsigned long get_safe_page(gfp_t gfp_mask); -extern void hibernation_set_ops(struct hibernation_ops *ops); +extern void hibernation_set_ops(struct platform_hibernation_ops *ops); extern int hibernate(void); #else /* CONFIG_HIBERNATION */ static inline int swsusp_page_is_forbidden(struct page *p) { return 0; } static inline void swsusp_set_page_free(struct page *p) {} static inline void swsusp_unset_page_free(struct page *p) {} -static inline void hibernation_set_ops(struct hibernation_ops *ops) {} +static inline void hibernation_set_ops(struct platform_hibernation_ops *ops) {} static inline int hibernate(void) { return -ENOSYS; } #endif /* CONFIG_HIBERNATION */ @@ -130,4 +257,4 @@ static inline void register_nosave_region_late(unsigned long b, unsigned long e) } #endif -#endif /* _LINUX_SWSUSP_H */ +#endif /* _LINUX_SUSPEND_H */ diff --git a/include/linux/sysctl.h b/include/linux/sysctl.h index 483050c924c..e99171f01b4 100644 --- a/include/linux/sysctl.h +++ b/include/linux/sysctl.h @@ -238,6 +238,7 @@ enum NET_LLC=18, NET_NETFILTER=19, NET_DCCP=20, + NET_IRDA=412, }; /* /proc/sys/kernel/random */ @@ -795,6 +796,25 @@ enum { NET_BRIDGE_NF_FILTER_PPPOE_TAGGED = 5, }; +/* proc/sys/net/irda */ +enum { + NET_IRDA_DISCOVERY=1, + NET_IRDA_DEVNAME=2, + NET_IRDA_DEBUG=3, + NET_IRDA_FAST_POLL=4, + NET_IRDA_DISCOVERY_SLOTS=5, + NET_IRDA_DISCOVERY_TIMEOUT=6, + NET_IRDA_SLOT_TIMEOUT=7, + NET_IRDA_MAX_BAUD_RATE=8, + NET_IRDA_MIN_TX_TURN_TIME=9, + NET_IRDA_MAX_TX_DATA_SIZE=10, + NET_IRDA_MAX_TX_WINDOW=11, + NET_IRDA_MAX_NOREPLY_TIME=12, + NET_IRDA_WARN_NOREPLY_TIME=13, + NET_IRDA_LAP_KEEPALIVE_TIME=14, +}; + + /* CTL_FS names: */ enum { @@ -937,41 +957,42 @@ extern int sysctl_perm(struct ctl_table *table, int op); typedef struct ctl_table ctl_table; -typedef int ctl_handler (ctl_table *table, int __user *name, int nlen, +typedef int ctl_handler (struct ctl_table *table, int __user *name, int nlen, void __user *oldval, size_t __user *oldlenp, void __user *newval, size_t newlen); -typedef int proc_handler (ctl_table *ctl, int write, struct file * filp, +typedef int proc_handler (struct ctl_table *ctl, int write, struct file * filp, void __user *buffer, size_t *lenp, loff_t *ppos); -extern int proc_dostring(ctl_table *, int, struct file *, +extern int proc_dostring(struct ctl_table *, int, struct file *, void __user *, size_t *, loff_t *); -extern int proc_dointvec(ctl_table *, int, struct file *, +extern int proc_dointvec(struct ctl_table *, int, struct file *, void __user *, size_t *, loff_t *); -extern int proc_dointvec_bset(ctl_table *, int, struct file *, +extern int proc_dointvec_bset(struct ctl_table *, int, struct file *, void __user *, size_t *, loff_t *); -extern int proc_dointvec_minmax(ctl_table *, int, struct file *, +extern int proc_dointvec_minmax(struct ctl_table *, int, struct file *, void __user *, size_t *, loff_t *); -extern int proc_dointvec_jiffies(ctl_table *, int, struct file *, +extern int proc_dointvec_jiffies(struct ctl_table *, int, struct file *, void __user *, size_t *, loff_t *); -extern int proc_dointvec_userhz_jiffies(ctl_table *, int, struct file *, +extern int proc_dointvec_userhz_jiffies(struct ctl_table *, int, struct file *, void __user *, size_t *, loff_t *); -extern int proc_dointvec_ms_jiffies(ctl_table *, int, struct file *, +extern int proc_dointvec_ms_jiffies(struct ctl_table *, int, struct file *, void __user *, size_t *, loff_t *); -extern int proc_doulongvec_minmax(ctl_table *, int, struct file *, +extern int proc_doulongvec_minmax(struct ctl_table *, int, struct file *, void __user *, size_t *, loff_t *); -extern int proc_doulongvec_ms_jiffies_minmax(ctl_table *table, int, +extern int proc_doulongvec_ms_jiffies_minmax(struct ctl_table *table, int, struct file *, void __user *, size_t *, loff_t *); extern int do_sysctl (int __user *name, int nlen, void __user *oldval, size_t __user *oldlenp, void __user *newval, size_t newlen); -extern int do_sysctl_strategy (ctl_table *table, +extern int do_sysctl_strategy (struct ctl_table *table, int __user *name, int nlen, void __user *oldval, size_t __user *oldlenp, void __user *newval, size_t newlen); +extern ctl_handler sysctl_data; extern ctl_handler sysctl_string; extern ctl_handler sysctl_intvec; extern ctl_handler sysctl_jiffies; @@ -980,7 +1001,7 @@ extern ctl_handler sysctl_ms_jiffies; /* * Register a set of sysctl names by calling register_sysctl_table - * with an initialised array of ctl_table's. An entry with zero + * with an initialised array of struct ctl_table's. An entry with zero * ctl_name and NULL procname terminates the table. table->de will be * set up by the registration and need not be initialised in advance. * @@ -1026,8 +1047,8 @@ struct ctl_table void *data; int maxlen; mode_t mode; - ctl_table *child; - ctl_table *parent; /* Automatically set */ + struct ctl_table *child; + struct ctl_table *parent; /* Automatically set */ proc_handler *proc_handler; /* Callback for text formatting */ ctl_handler *strategy; /* Callback function for all r/w */ void *extra1; @@ -1035,18 +1056,19 @@ struct ctl_table }; /* struct ctl_table_header is used to maintain dynamic lists of - ctl_table trees. */ + struct ctl_table trees. */ struct ctl_table_header { - ctl_table *ctl_table; + struct ctl_table *ctl_table; struct list_head ctl_entry; int used; struct completion *unregistering; }; -struct ctl_table_header * register_sysctl_table(ctl_table * table); +struct ctl_table_header *register_sysctl_table(struct ctl_table * table); void unregister_sysctl_table(struct ctl_table_header * table); +int sysctl_check_table(struct ctl_table *table); #else /* __KERNEL__ */ diff --git a/include/linux/taskstats.h b/include/linux/taskstats.h index dce1ed20497..5d69c0744ff 100644 --- a/include/linux/taskstats.h +++ b/include/linux/taskstats.h @@ -31,7 +31,7 @@ */ -#define TASKSTATS_VERSION 5 +#define TASKSTATS_VERSION 6 #define TS_COMM_LEN 32 /* should be >= TASK_COMM_LEN * in linux/sched.h */ @@ -152,6 +152,11 @@ struct taskstats { __u64 nvcsw; /* voluntary_ctxt_switches */ __u64 nivcsw; /* nonvoluntary_ctxt_switches */ + + /* time accounting for SMT machines */ + __u64 ac_utimescaled; /* utime scaled on frequency etc */ + __u64 ac_stimescaled; /* stime scaled on frequency etc */ + __u64 cpu_scaled_run_real_total; /* scaled cpu_run_real_total */ }; diff --git a/include/linux/tick.h b/include/linux/tick.h index 9a7252e089b..f4a1395e05f 100644 --- a/include/linux/tick.h +++ b/include/linux/tick.h @@ -40,6 +40,7 @@ enum tick_nohz_mode { * @idle_sleeps: Number of idle calls, where the sched tick was stopped * @idle_entrytime: Time when the idle call was entered * @idle_sleeptime: Sum of the time slept in idle with sched tick stopped + * @sleep_length: Duration of the current idle sleep */ struct tick_sched { struct hrtimer sched_timer; @@ -52,6 +53,7 @@ struct tick_sched { unsigned long idle_sleeps; ktime_t idle_entrytime; ktime_t idle_sleeptime; + ktime_t sleep_length; unsigned long last_jiffies; unsigned long next_jiffies; ktime_t idle_expires; @@ -100,10 +102,17 @@ static inline int tick_check_oneshot_change(int allow_nohz) { return 0; } extern void tick_nohz_stop_sched_tick(void); extern void tick_nohz_restart_sched_tick(void); extern void tick_nohz_update_jiffies(void); +extern ktime_t tick_nohz_get_sleep_length(void); # else static inline void tick_nohz_stop_sched_tick(void) { } static inline void tick_nohz_restart_sched_tick(void) { } static inline void tick_nohz_update_jiffies(void) { } +static inline ktime_t tick_nohz_get_sleep_length(void) +{ + ktime_t len = { .tv64 = NSEC_PER_SEC/HZ }; + + return len; +} # endif /* !NO_HZ */ #endif diff --git a/include/linux/types.h b/include/linux/types.h index 0351bf2fac8..4f0dad21c91 100644 --- a/include/linux/types.h +++ b/include/linux/types.h @@ -3,12 +3,9 @@ #ifdef __KERNEL__ -#define BITS_TO_LONGS(bits) \ - (((bits)+BITS_PER_LONG-1)/BITS_PER_LONG) #define DECLARE_BITMAP(name,bits) \ unsigned long name[BITS_TO_LONGS(bits)] -#define BITS_PER_BYTE 8 #endif #include <linux/posix_types.h> diff --git a/include/linux/uinput.h b/include/linux/uinput.h index a6c1e8eed22..15ddd4483b0 100644 --- a/include/linux/uinput.h +++ b/include/linux/uinput.h @@ -162,10 +162,6 @@ struct uinput_ff_erase { #define UI_FF_UPLOAD 1 #define UI_FF_ERASE 2 -#ifndef NBITS -#define NBITS(x) ((((x)-1)/(sizeof(long)*8))+1) -#endif /* NBITS */ - #define UINPUT_MAX_NAME_SIZE 80 struct uinput_user_dev { char name[UINPUT_MAX_NAME_SIZE]; diff --git a/include/linux/videodev.h b/include/linux/videodev.h index 8dba97a291f..52e3d5fd5be 100644 --- a/include/linux/videodev.h +++ b/include/linux/videodev.h @@ -294,48 +294,6 @@ struct video_code #define VID_PLAY_RESET 13 #define VID_PLAY_END_MARK 14 - - -#define VID_HARDWARE_BT848 1 -#define VID_HARDWARE_QCAM_BW 2 -#define VID_HARDWARE_PMS 3 -#define VID_HARDWARE_QCAM_C 4 -#define VID_HARDWARE_PSEUDO 5 -#define VID_HARDWARE_SAA5249 6 -#define VID_HARDWARE_AZTECH 7 -#define VID_HARDWARE_SF16MI 8 -#define VID_HARDWARE_RTRACK 9 -#define VID_HARDWARE_ZOLTRIX 10 -#define VID_HARDWARE_SAA7146 11 -#define VID_HARDWARE_VIDEUM 12 /* Reserved for Winnov videum */ -#define VID_HARDWARE_RTRACK2 13 -#define VID_HARDWARE_PERMEDIA2 14 /* Reserved for Permedia2 */ -#define VID_HARDWARE_RIVA128 15 /* Reserved for RIVA 128 */ -#define VID_HARDWARE_PLANB 16 /* PowerMac motherboard video-in */ -#define VID_HARDWARE_BROADWAY 17 /* Broadway project */ -#define VID_HARDWARE_GEMTEK 18 -#define VID_HARDWARE_TYPHOON 19 -#define VID_HARDWARE_VINO 20 /* SGI Indy Vino */ -#define VID_HARDWARE_CADET 21 /* Cadet radio */ -#define VID_HARDWARE_TRUST 22 /* Trust FM Radio */ -#define VID_HARDWARE_TERRATEC 23 /* TerraTec ActiveRadio */ -#define VID_HARDWARE_CPIA 24 -#define VID_HARDWARE_ZR36120 25 /* Zoran ZR36120/ZR36125 */ -#define VID_HARDWARE_ZR36067 26 /* Zoran ZR36067/36060 */ -#define VID_HARDWARE_OV511 27 -#define VID_HARDWARE_ZR356700 28 /* Zoran 36700 series */ -#define VID_HARDWARE_W9966 29 -#define VID_HARDWARE_SE401 30 /* SE401 USB webcams */ -#define VID_HARDWARE_PWC 31 /* Philips webcams */ -#define VID_HARDWARE_MEYE 32 /* Sony Vaio MotionEye cameras */ -#define VID_HARDWARE_CPIA2 33 -#define VID_HARDWARE_VICAM 34 -#define VID_HARDWARE_SF16FMR2 35 -#define VID_HARDWARE_W9968CF 36 -#define VID_HARDWARE_SAA7114H 37 -#define VID_HARDWARE_SN9C102 38 -#define VID_HARDWARE_ARV 39 - #endif /* CONFIG_VIDEO_V4L1_COMPAT */ #endif /* __LINUX_VIDEODEV_H */ diff --git a/include/linux/videodev2.h b/include/linux/videodev2.h index 1f503e94eff..439474f24e3 100644 --- a/include/linux/videodev2.h +++ b/include/linux/videodev2.h @@ -441,94 +441,6 @@ struct v4l2_timecode #define V4L2_TC_USERBITS_8BITCHARS 0x0008 /* The above is based on SMPTE timecodes */ -#ifdef __KERNEL__ -/* - * M P E G C O M P R E S S I O N P A R A M E T E R S - * - * ### WARNING: This experimental MPEG compression API is obsolete. - * ### It is replaced by the MPEG controls API. - * ### This old API will disappear in the near future! - * - */ -enum v4l2_bitrate_mode { - V4L2_BITRATE_NONE = 0, /* not specified */ - V4L2_BITRATE_CBR, /* constant bitrate */ - V4L2_BITRATE_VBR, /* variable bitrate */ -}; -struct v4l2_bitrate { - /* rates are specified in kbit/sec */ - enum v4l2_bitrate_mode mode; - __u32 min; - __u32 target; /* use this one for CBR */ - __u32 max; -}; - -enum v4l2_mpeg_streamtype { - V4L2_MPEG_SS_1, /* MPEG-1 system stream */ - V4L2_MPEG_PS_2, /* MPEG-2 program stream */ - V4L2_MPEG_TS_2, /* MPEG-2 transport stream */ - V4L2_MPEG_PS_DVD, /* MPEG-2 program stream with DVD header fixups */ -}; -enum v4l2_mpeg_audiotype { - V4L2_MPEG_AU_2_I, /* MPEG-2 layer 1 */ - V4L2_MPEG_AU_2_II, /* MPEG-2 layer 2 */ - V4L2_MPEG_AU_2_III, /* MPEG-2 layer 3 */ - V4L2_MPEG_AC3, /* AC3 */ - V4L2_MPEG_LPCM, /* LPCM */ -}; -enum v4l2_mpeg_videotype { - V4L2_MPEG_VI_1, /* MPEG-1 */ - V4L2_MPEG_VI_2, /* MPEG-2 */ -}; -enum v4l2_mpeg_aspectratio { - V4L2_MPEG_ASPECT_SQUARE = 1, /* square pixel */ - V4L2_MPEG_ASPECT_4_3 = 2, /* 4 : 3 */ - V4L2_MPEG_ASPECT_16_9 = 3, /* 16 : 9 */ - V4L2_MPEG_ASPECT_1_221 = 4, /* 1 : 2,21 */ -}; - -struct v4l2_mpeg_compression { - /* general */ - enum v4l2_mpeg_streamtype st_type; - struct v4l2_bitrate st_bitrate; - - /* transport streams */ - __u16 ts_pid_pmt; - __u16 ts_pid_audio; - __u16 ts_pid_video; - __u16 ts_pid_pcr; - - /* program stream */ - __u16 ps_size; - __u16 reserved_1; /* align */ - - /* audio */ - enum v4l2_mpeg_audiotype au_type; - struct v4l2_bitrate au_bitrate; - __u32 au_sample_rate; - __u8 au_pesid; - __u8 reserved_2[3]; /* align */ - - /* video */ - enum v4l2_mpeg_videotype vi_type; - enum v4l2_mpeg_aspectratio vi_aspect_ratio; - struct v4l2_bitrate vi_bitrate; - __u32 vi_frame_rate; - __u16 vi_frames_per_gop; - __u16 vi_bframes_count; - __u8 vi_pesid; - __u8 reserved_3[3]; /* align */ - - /* misc flags */ - __u32 closed_gops:1; - __u32 pulldown:1; - __u32 reserved_4:30; /* align */ - - /* I don't expect the above being perfect yet ;) */ - __u32 reserved_5[8]; -}; -#endif - struct v4l2_jpegcompression { int quality; @@ -1420,10 +1332,6 @@ struct v4l2_chip_ident { #define VIDIOC_ENUM_FMT _IOWR ('V', 2, struct v4l2_fmtdesc) #define VIDIOC_G_FMT _IOWR ('V', 4, struct v4l2_format) #define VIDIOC_S_FMT _IOWR ('V', 5, struct v4l2_format) -#ifdef __KERNEL__ -#define VIDIOC_G_MPEGCOMP _IOR ('V', 6, struct v4l2_mpeg_compression) -#define VIDIOC_S_MPEGCOMP _IOW ('V', 7, struct v4l2_mpeg_compression) -#endif #define VIDIOC_REQBUFS _IOWR ('V', 8, struct v4l2_requestbuffers) #define VIDIOC_QUERYBUF _IOWR ('V', 9, struct v4l2_buffer) #define VIDIOC_G_FBUF _IOR ('V', 10, struct v4l2_framebuffer) diff --git a/include/linux/virtio.h b/include/linux/virtio.h new file mode 100644 index 00000000000..14e1379876d --- /dev/null +++ b/include/linux/virtio.h @@ -0,0 +1,110 @@ +#ifndef _LINUX_VIRTIO_H +#define _LINUX_VIRTIO_H +/* Everything a virtio driver needs to work with any particular virtio + * implementation. */ +#include <linux/types.h> +#include <linux/scatterlist.h> +#include <linux/spinlock.h> +#include <linux/device.h> +#include <linux/mod_devicetable.h> + +/** + * virtqueue - a queue to register buffers for sending or receiving. + * @callback: the function to call when buffers are consumed (can be NULL). + * If this returns false, callbacks are suppressed until vq_ops->restart + * is called. + * @vdev: the virtio device this queue was created for. + * @vq_ops: the operations for this virtqueue (see below). + * @priv: a pointer for the virtqueue implementation to use. + */ +struct virtqueue +{ + bool (*callback)(struct virtqueue *vq); + struct virtio_device *vdev; + struct virtqueue_ops *vq_ops; + void *priv; +}; + +/** + * virtqueue_ops - operations for virtqueue abstraction layer + * @add_buf: expose buffer to other end + * vq: the struct virtqueue we're talking about. + * sg: the description of the buffer(s). + * out_num: the number of sg readable by other side + * in_num: the number of sg which are writable (after readable ones) + * data: the token identifying the buffer. + * Returns 0 or an error. + * @kick: update after add_buf + * vq: the struct virtqueue + * After one or more add_buf calls, invoke this to kick the other side. + * @get_buf: get the next used buffer + * vq: the struct virtqueue we're talking about. + * len: the length written into the buffer + * Returns NULL or the "data" token handed to add_buf. + * @restart: restart callbacks after callback returned false. + * vq: the struct virtqueue we're talking about. + * This returns "false" (and doesn't re-enable) if there are pending + * buffers in the queue, to avoid a race. + * @shutdown: "unadd" all buffers. + * vq: the struct virtqueue we're talking about. + * Remove everything from the queue. + * + * Locking rules are straightforward: the driver is responsible for + * locking. No two operations may be invoked simultaneously. + * + * All operations can be called in any context. + */ +struct virtqueue_ops { + int (*add_buf)(struct virtqueue *vq, + struct scatterlist sg[], + unsigned int out_num, + unsigned int in_num, + void *data); + + void (*kick)(struct virtqueue *vq); + + void *(*get_buf)(struct virtqueue *vq, unsigned int *len); + + bool (*restart)(struct virtqueue *vq); + + void (*shutdown)(struct virtqueue *vq); +}; + +/** + * virtio_device - representation of a device using virtio + * @index: unique position on the virtio bus + * @dev: underlying device. + * @id: the device type identification (used to match it with a driver). + * @config: the configuration ops for this device. + * @priv: private pointer for the driver's use. + */ +struct virtio_device +{ + int index; + struct device dev; + struct virtio_device_id id; + struct virtio_config_ops *config; + void *priv; +}; + +int register_virtio_device(struct virtio_device *dev); +void unregister_virtio_device(struct virtio_device *dev); + +/** + * virtio_driver - operations for a virtio I/O driver + * @driver: underlying device driver (populate name and owner). + * @id_table: the ids serviced by this driver. + * @probe: the function to call when a device is found. Returns a token for + * remove, or PTR_ERR(). + * @remove: the function when a device is removed. + */ +struct virtio_driver { + struct device_driver driver; + const struct virtio_device_id *id_table; + int (*probe)(struct virtio_device *dev); + void (*remove)(struct virtio_device *dev); +}; + +int register_virtio_driver(struct virtio_driver *drv); +void unregister_virtio_driver(struct virtio_driver *drv); +#endif /* _LINUX_VIRTIO_H */ diff --git a/include/linux/virtio_9p.h b/include/linux/virtio_9p.h new file mode 100644 index 00000000000..8eff0b53910 --- /dev/null +++ b/include/linux/virtio_9p.h @@ -0,0 +1,10 @@ +#ifndef _LINUX_VIRTIO_9P_H +#define _LINUX_VIRTIO_9P_H +#include <linux/virtio_config.h> + +/* The ID for virtio console */ +#define VIRTIO_ID_9P 9 +/* Maximum number of virtio channels per partition (1 for now) */ +#define MAX_9P_CHAN 1 + +#endif /* _LINUX_VIRTIO_9P_H */ diff --git a/include/linux/virtio_blk.h b/include/linux/virtio_blk.h new file mode 100644 index 00000000000..7bd2bce0cfd --- /dev/null +++ b/include/linux/virtio_blk.h @@ -0,0 +1,51 @@ +#ifndef _LINUX_VIRTIO_BLK_H +#define _LINUX_VIRTIO_BLK_H +#include <linux/virtio_config.h> + +/* The ID for virtio_block */ +#define VIRTIO_ID_BLOCK 2 + +/* Feature bits */ +#define VIRTIO_CONFIG_BLK_F 0x40 +#define VIRTIO_BLK_F_BARRIER 1 /* Does host support barriers? */ + +/* The capacity (in 512-byte sectors). */ +#define VIRTIO_CONFIG_BLK_F_CAPACITY 0x41 +/* The maximum segment size. */ +#define VIRTIO_CONFIG_BLK_F_SIZE_MAX 0x42 +/* The maximum number of segments. */ +#define VIRTIO_CONFIG_BLK_F_SEG_MAX 0x43 + +/* These two define direction. */ +#define VIRTIO_BLK_T_IN 0 +#define VIRTIO_BLK_T_OUT 1 + +/* This bit says it's a scsi command, not an actual read or write. */ +#define VIRTIO_BLK_T_SCSI_CMD 2 + +/* Barrier before this op. */ +#define VIRTIO_BLK_T_BARRIER 0x80000000 + +/* This is the first element of the read scatter-gather list. */ +struct virtio_blk_outhdr +{ + /* VIRTIO_BLK_T* */ + __u32 type; + /* io priority. */ + __u32 ioprio; + /* Sector (ie. 512 byte offset) */ + __u64 sector; + /* Where to put reply. */ + __u64 id; +}; + +#define VIRTIO_BLK_S_OK 0 +#define VIRTIO_BLK_S_IOERR 1 +#define VIRTIO_BLK_S_UNSUPP 2 + +/* This is the first element of the write scatter-gather list */ +struct virtio_blk_inhdr +{ + unsigned char status; +}; +#endif /* _LINUX_VIRTIO_BLK_H */ diff --git a/include/linux/virtio_config.h b/include/linux/virtio_config.h new file mode 100644 index 00000000000..bcc01888df7 --- /dev/null +++ b/include/linux/virtio_config.h @@ -0,0 +1,111 @@ +#ifndef _LINUX_VIRTIO_CONFIG_H +#define _LINUX_VIRTIO_CONFIG_H +/* Virtio devices use a standardized configuration space to define their + * features and pass configuration information, but each implementation can + * store and access that space differently. */ +#include <linux/types.h> + +/* Status byte for guest to report progress, and synchronize config. */ +/* We have seen device and processed generic fields (VIRTIO_CONFIG_F_VIRTIO) */ +#define VIRTIO_CONFIG_S_ACKNOWLEDGE 1 +/* We have found a driver for the device. */ +#define VIRTIO_CONFIG_S_DRIVER 2 +/* Driver has used its parts of the config, and is happy */ +#define VIRTIO_CONFIG_S_DRIVER_OK 4 +/* We've given up on this device. */ +#define VIRTIO_CONFIG_S_FAILED 0x80 + +/* Feature byte (actually 7 bits availabe): */ +/* Requirements/features of the virtio implementation. */ +#define VIRTIO_CONFIG_F_VIRTIO 1 +/* Requirements/features of the virtqueue (may have more than one). */ +#define VIRTIO_CONFIG_F_VIRTQUEUE 2 + +#ifdef __KERNEL__ +struct virtio_device; + +/** + * virtio_config_ops - operations for configuring a virtio device + * @find: search for the next configuration field of the given type. + * vdev: the virtio_device + * type: the feature type + * len: the (returned) length of the field if found. + * Returns a token if found, or NULL. Never returnes the same field twice + * (ie. it's used up). + * @get: read the value of a configuration field after find(). + * vdev: the virtio_device + * token: the token returned from find(). + * buf: the buffer to write the field value into. + * len: the length of the buffer (given by find()). + * Note that contents are conventionally little-endian. + * @set: write the value of a configuration field after find(). + * vdev: the virtio_device + * token: the token returned from find(). + * buf: the buffer to read the field value from. + * len: the length of the buffer (given by find()). + * Note that contents are conventionally little-endian. + * @get_status: read the status byte + * vdev: the virtio_device + * Returns the status byte + * @set_status: write the status byte + * vdev: the virtio_device + * status: the new status byte + * @find_vq: find the first VIRTIO_CONFIG_F_VIRTQUEUE and create a virtqueue. + * vdev: the virtio_device + * callback: the virqtueue callback + * Returns the new virtqueue or ERR_PTR(). + * @del_vq: free a virtqueue found by find_vq(). + */ +struct virtio_config_ops +{ + void *(*find)(struct virtio_device *vdev, u8 type, unsigned *len); + void (*get)(struct virtio_device *vdev, void *token, + void *buf, unsigned len); + void (*set)(struct virtio_device *vdev, void *token, + const void *buf, unsigned len); + u8 (*get_status)(struct virtio_device *vdev); + void (*set_status)(struct virtio_device *vdev, u8 status); + struct virtqueue *(*find_vq)(struct virtio_device *vdev, + bool (*callback)(struct virtqueue *)); + void (*del_vq)(struct virtqueue *vq); +}; + +/** + * virtio_config_val - get a single virtio config and mark it used. + * @config: the virtio config space + * @type: the type to search for. + * @val: a pointer to the value to fill in. + * + * Once used, the config type is marked with VIRTIO_CONFIG_F_USED so it can't + * be found again. This version does endian conversion. */ +#define virtio_config_val(vdev, type, v) ({ \ + int _err = __virtio_config_val((vdev),(type),(v),sizeof(*(v))); \ + \ + BUILD_BUG_ON(sizeof(*(v)) != 1 && sizeof(*(v)) != 2 \ + && sizeof(*(v)) != 4 && sizeof(*(v)) != 8); \ + if (!_err) { \ + switch (sizeof(*(v))) { \ + case 2: le16_to_cpus((__u16 *) v); break; \ + case 4: le32_to_cpus((__u32 *) v); break; \ + case 8: le64_to_cpus((__u64 *) v); break; \ + } \ + } \ + _err; \ +}) + +int __virtio_config_val(struct virtio_device *dev, + u8 type, void *val, size_t size); + +/** + * virtio_use_bit - helper to use a feature bit in a bitfield value. + * @dev: the virtio device + * @token: the token as returned from vdev->config->find(). + * @len: the length of the field. + * @bitnum: the bit to test. + * + * If handed a NULL token, it returns false, otherwise returns bit status. + * If it's one, it sets the mirroring acknowledgement bit. */ +int virtio_use_bit(struct virtio_device *vdev, + void *token, unsigned int len, unsigned int bitnum); +#endif /* __KERNEL__ */ +#endif /* _LINUX_VIRTIO_CONFIG_H */ diff --git a/include/linux/virtio_console.h b/include/linux/virtio_console.h new file mode 100644 index 00000000000..ed2d4ead7eb --- /dev/null +++ b/include/linux/virtio_console.h @@ -0,0 +1,12 @@ +#ifndef _LINUX_VIRTIO_CONSOLE_H +#define _LINUX_VIRTIO_CONSOLE_H +#include <linux/virtio_config.h> + +/* The ID for virtio console */ +#define VIRTIO_ID_CONSOLE 3 + +#ifdef __KERNEL__ +int __init virtio_cons_early_init(int (*put_chars)(u32, const char *, int)); +#endif /* __KERNEL__ */ + +#endif /* _LINUX_VIRTIO_CONSOLE_H */ diff --git a/include/linux/virtio_net.h b/include/linux/virtio_net.h new file mode 100644 index 00000000000..ae469ae55d3 --- /dev/null +++ b/include/linux/virtio_net.h @@ -0,0 +1,36 @@ +#ifndef _LINUX_VIRTIO_NET_H +#define _LINUX_VIRTIO_NET_H +#include <linux/virtio_config.h> + +/* The ID for virtio_net */ +#define VIRTIO_ID_NET 1 + +/* The bitmap of config for virtio net */ +#define VIRTIO_CONFIG_NET_F 0x40 +#define VIRTIO_NET_F_NO_CSUM 0 +#define VIRTIO_NET_F_TSO4 1 +#define VIRTIO_NET_F_UFO 2 +#define VIRTIO_NET_F_TSO4_ECN 3 +#define VIRTIO_NET_F_TSO6 4 + +/* The config defining mac address. */ +#define VIRTIO_CONFIG_NET_MAC_F 0x41 + +/* This is the first element of the scatter-gather list. If you don't + * specify GSO or CSUM features, you can simply ignore the header. */ +struct virtio_net_hdr +{ +#define VIRTIO_NET_HDR_F_NEEDS_CSUM 1 // Use csum_start, csum_offset + __u8 flags; +#define VIRTIO_NET_HDR_GSO_NONE 0 // Not a GSO frame +#define VIRTIO_NET_HDR_GSO_TCPV4 1 // GSO frame, IPv4 TCP (TSO) +/* FIXME: Do we need this? If they said they can handle ECN, do they care? */ +#define VIRTIO_NET_HDR_GSO_TCPV4_ECN 2 // GSO frame, IPv4 TCP w/ ECN +#define VIRTIO_NET_HDR_GSO_UDP 3 // GSO frame, IPv4 UDP (UFO) +#define VIRTIO_NET_HDR_GSO_TCPV6 4 // GSO frame, IPv6 TCP + __u8 gso_type; + __u16 gso_size; + __u16 csum_start; + __u16 csum_offset; +}; +#endif /* _LINUX_VIRTIO_NET_H */ diff --git a/include/linux/virtio_ring.h b/include/linux/virtio_ring.h new file mode 100644 index 00000000000..ac69e7bb5a1 --- /dev/null +++ b/include/linux/virtio_ring.h @@ -0,0 +1,119 @@ +#ifndef _LINUX_VIRTIO_RING_H +#define _LINUX_VIRTIO_RING_H +/* An interface for efficient virtio implementation, currently for use by KVM + * and lguest, but hopefully others soon. Do NOT change this since it will + * break existing servers and clients. + * + * This header is BSD licensed so anyone can use the definitions to implement + * compatible drivers/servers. + * + * Copyright Rusty Russell IBM Corporation 2007. */ +#include <linux/types.h> + +/* This marks a buffer as continuing via the next field. */ +#define VRING_DESC_F_NEXT 1 +/* This marks a buffer as write-only (otherwise read-only). */ +#define VRING_DESC_F_WRITE 2 + +/* This means don't notify other side when buffer added. */ +#define VRING_USED_F_NO_NOTIFY 1 +/* This means don't interrupt guest when buffer consumed. */ +#define VRING_AVAIL_F_NO_INTERRUPT 1 + +/* Virtio ring descriptors: 16 bytes. These can chain together via "next". */ +struct vring_desc +{ + /* Address (guest-physical). */ + __u64 addr; + /* Length. */ + __u32 len; + /* The flags as indicated above. */ + __u16 flags; + /* We chain unused descriptors via this, too */ + __u16 next; +}; + +struct vring_avail +{ + __u16 flags; + __u16 idx; + __u16 ring[]; +}; + +/* u32 is used here for ids for padding reasons. */ +struct vring_used_elem +{ + /* Index of start of used descriptor chain. */ + __u32 id; + /* Total length of the descriptor chain which was used (written to) */ + __u32 len; +}; + +struct vring_used +{ + __u16 flags; + __u16 idx; + struct vring_used_elem ring[]; +}; + +struct vring { + unsigned int num; + + struct vring_desc *desc; + + struct vring_avail *avail; + + struct vring_used *used; +}; + +/* The standard layout for the ring is a continuous chunk of memory which looks + * like this. The used fields will be aligned to a "num+1" boundary. + * + * struct vring + * { + * // The actual descriptors (16 bytes each) + * struct vring_desc desc[num]; + * + * // A ring of available descriptor heads with free-running index. + * __u16 avail_flags; + * __u16 avail_idx; + * __u16 available[num]; + * + * // Padding so a correctly-chosen num value will cache-align used_idx. + * char pad[sizeof(struct vring_desc) - sizeof(avail_flags)]; + * + * // A ring of used descriptor heads with free-running index. + * __u16 used_flags; + * __u16 used_idx; + * struct vring_used_elem used[num]; + * }; + */ +static inline void vring_init(struct vring *vr, unsigned int num, void *p) +{ + vr->num = num; + vr->desc = p; + vr->avail = p + num*sizeof(struct vring); + vr->used = p + (num+1)*(sizeof(struct vring) + sizeof(__u16)); +} + +static inline unsigned vring_size(unsigned int num) +{ + return (num + 1) * (sizeof(struct vring_desc) + sizeof(__u16)) + + sizeof(__u32) + num * sizeof(struct vring_used_elem); +} + +#ifdef __KERNEL__ +#include <linux/irqreturn.h> +struct virtio_device; +struct virtqueue; + +struct virtqueue *vring_new_virtqueue(unsigned int num, + struct virtio_device *vdev, + void *pages, + void (*notify)(struct virtqueue *vq), + bool (*callback)(struct virtqueue *vq)); +void vring_del_virtqueue(struct virtqueue *vq); + +irqreturn_t vring_interrupt(int irq, void *_vq); +#endif /* __KERNEL__ */ +#endif /* _LINUX_VIRTIO_RING_H */ diff --git a/include/linux/vt.h b/include/linux/vt.h index ba806e8711b..02c1c028877 100644 --- a/include/linux/vt.h +++ b/include/linux/vt.h @@ -1,6 +1,18 @@ #ifndef _LINUX_VT_H #define _LINUX_VT_H +#ifdef __KERNEL__ +struct notifier_block; + +struct vt_notifier_param { + struct vc_data *vc; /* VC on which the update happened */ + unsigned int c; /* Printed char */ +}; + +extern int register_vt_notifier(struct notifier_block *nb); +extern int unregister_vt_notifier(struct notifier_block *nb); +#endif + /* * These constants are also useful for user-level apps (e.g., VC * resizing). diff --git a/include/linux/workqueue.h b/include/linux/workqueue.h index ce6badc98f6..7daafdc2514 100644 --- a/include/linux/workqueue.h +++ b/include/linux/workqueue.h @@ -8,6 +8,7 @@ #include <linux/timer.h> #include <linux/linkage.h> #include <linux/bitops.h> +#include <linux/lockdep.h> #include <asm/atomic.h> struct workqueue_struct; @@ -28,6 +29,9 @@ struct work_struct { #define WORK_STRUCT_WQ_DATA_MASK (~WORK_STRUCT_FLAG_MASK) struct list_head entry; work_func_t func; +#ifdef CONFIG_LOCKDEP + struct lockdep_map lockdep_map; +#endif }; #define WORK_DATA_INIT() ATOMIC_LONG_INIT(0) @@ -41,10 +45,23 @@ struct execute_work { struct work_struct work; }; +#ifdef CONFIG_LOCKDEP +/* + * NB: because we have to copy the lockdep_map, setting _key + * here is required, otherwise it could get initialised to the + * copy of the lockdep_map! + */ +#define __WORK_INIT_LOCKDEP_MAP(n, k) \ + .lockdep_map = STATIC_LOCKDEP_MAP_INIT(n, k), +#else +#define __WORK_INIT_LOCKDEP_MAP(n, k) +#endif + #define __WORK_INITIALIZER(n, f) { \ .data = WORK_DATA_INIT(), \ .entry = { &(n).entry, &(n).entry }, \ .func = (f), \ + __WORK_INIT_LOCKDEP_MAP(#n, &(n)) \ } #define __DELAYED_WORK_INITIALIZER(n, f) { \ @@ -76,12 +93,24 @@ struct execute_work { * assignment of the work data initializer allows the compiler * to generate better code. */ +#ifdef CONFIG_LOCKDEP +#define INIT_WORK(_work, _func) \ + do { \ + static struct lock_class_key __key; \ + \ + (_work)->data = (atomic_long_t) WORK_DATA_INIT(); \ + lockdep_init_map(&(_work)->lockdep_map, #_work, &__key, 0);\ + INIT_LIST_HEAD(&(_work)->entry); \ + PREPARE_WORK((_work), (_func)); \ + } while (0) +#else #define INIT_WORK(_work, _func) \ do { \ (_work)->data = (atomic_long_t) WORK_DATA_INIT(); \ INIT_LIST_HEAD(&(_work)->entry); \ PREPARE_WORK((_work), (_func)); \ } while (0) +#endif #define INIT_DELAYED_WORK(_work, _func) \ do { \ @@ -118,9 +147,23 @@ struct execute_work { clear_bit(WORK_STRUCT_PENDING, work_data_bits(work)) -extern struct workqueue_struct *__create_workqueue(const char *name, - int singlethread, - int freezeable); +extern struct workqueue_struct * +__create_workqueue_key(const char *name, int singlethread, + int freezeable, struct lock_class_key *key); + +#ifdef CONFIG_LOCKDEP +#define __create_workqueue(name, singlethread, freezeable) \ +({ \ + static struct lock_class_key __key; \ + \ + __create_workqueue_key((name), (singlethread), \ + (freezeable), &__key); \ +}) +#else +#define __create_workqueue(name, singlethread, freezeable) \ + __create_workqueue_key((name), (singlethread), (freezeable), NULL) +#endif + #define create_workqueue(name) __create_workqueue((name), 0, 0) #define create_freezeable_workqueue(name) __create_workqueue((name), 1, 1) #define create_singlethread_workqueue(name) __create_workqueue((name), 1, 0) diff --git a/include/media/saa7146.h b/include/media/saa7146.h index cd3ff2c29d5..88b2b5a619a 100644 --- a/include/media/saa7146.h +++ b/include/media/saa7146.h @@ -12,6 +12,7 @@ #include <asm/io.h> /* for accessing devices */ #include <linux/stringify.h> #include <linux/mutex.h> +#include <linux/scatterlist.h> #include <linux/vmalloc.h> /* for vmalloc() */ #include <linux/mm.h> /* for vmalloc_to_page() */ diff --git a/include/media/v4l2-dev.h b/include/media/v4l2-dev.h index e75d5e6c4ce..c544c6f9089 100644 --- a/include/media/v4l2-dev.h +++ b/include/media/v4l2-dev.h @@ -94,7 +94,6 @@ struct video_device char name[32]; int type; /* v4l1 */ int type2; /* v4l2 */ - int hardware; int minor; int debug; /* Activates debug level*/ @@ -272,10 +271,6 @@ struct video_device int (*vidioc_s_crop) (struct file *file, void *fh, struct v4l2_crop *a); /* Compression ioctls */ - int (*vidioc_g_mpegcomp) (struct file *file, void *fh, - struct v4l2_mpeg_compression *a); - int (*vidioc_s_mpegcomp) (struct file *file, void *fh, - struct v4l2_mpeg_compression *a); int (*vidioc_g_jpegcomp) (struct file *file, void *fh, struct v4l2_jpegcompression *a); int (*vidioc_s_jpegcomp) (struct file *file, void *fh, diff --git a/include/net/9p/9p.h b/include/net/9p/9p.h index 686425a97b0..625346c47ee 100644 --- a/include/net/9p/9p.h +++ b/include/net/9p/9p.h @@ -44,7 +44,7 @@ extern unsigned int p9_debug_level; do { \ if ((p9_debug_level & level) == level) \ printk(KERN_NOTICE "-- %s (%d): " \ - format , __FUNCTION__, current->pid , ## arg); \ + format , __FUNCTION__, task_pid_nr(current) , ## arg); \ } while (0) #define PRINT_FCALL_ERROR(s, fcall) P9_DPRINTK(P9_DEBUG_ERROR, \ @@ -59,7 +59,7 @@ do { \ #define P9_EPRINTK(level, format, arg...) \ do { \ printk(level "9p: %s (%d): " \ - format , __FUNCTION__, current->pid , ## arg); \ + format , __FUNCTION__, task_pid_nr(current), ## arg); \ } while (0) diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h index ebfb96b4110..a8a9eb6af96 100644 --- a/include/net/bluetooth/hci.h +++ b/include/net/bluetooth/hci.h @@ -200,119 +200,18 @@ enum { #define HCI_LM_SECURE 0x0020 /* ----- HCI Commands ---- */ -/* OGF & OCF values */ - -/* Informational Parameters */ -#define OGF_INFO_PARAM 0x04 - -#define OCF_READ_LOCAL_VERSION 0x0001 -struct hci_rp_read_loc_version { - __u8 status; - __u8 hci_ver; - __le16 hci_rev; - __u8 lmp_ver; - __le16 manufacturer; - __le16 lmp_subver; -} __attribute__ ((packed)); - -#define OCF_READ_LOCAL_FEATURES 0x0003 -struct hci_rp_read_local_features { - __u8 status; - __u8 features[8]; -} __attribute__ ((packed)); - -#define OCF_READ_BUFFER_SIZE 0x0005 -struct hci_rp_read_buffer_size { - __u8 status; - __le16 acl_mtu; - __u8 sco_mtu; - __le16 acl_max_pkt; - __le16 sco_max_pkt; -} __attribute__ ((packed)); - -#define OCF_READ_BD_ADDR 0x0009 -struct hci_rp_read_bd_addr { - __u8 status; - bdaddr_t bdaddr; -} __attribute__ ((packed)); - -/* Host Controller and Baseband */ -#define OGF_HOST_CTL 0x03 -#define OCF_RESET 0x0003 -#define OCF_READ_AUTH_ENABLE 0x001F -#define OCF_WRITE_AUTH_ENABLE 0x0020 - #define AUTH_DISABLED 0x00 - #define AUTH_ENABLED 0x01 - -#define OCF_READ_ENCRYPT_MODE 0x0021 -#define OCF_WRITE_ENCRYPT_MODE 0x0022 - #define ENCRYPT_DISABLED 0x00 - #define ENCRYPT_P2P 0x01 - #define ENCRYPT_BOTH 0x02 - -#define OCF_WRITE_CA_TIMEOUT 0x0016 -#define OCF_WRITE_PG_TIMEOUT 0x0018 - -#define OCF_WRITE_SCAN_ENABLE 0x001A - #define SCAN_DISABLED 0x00 - #define SCAN_INQUIRY 0x01 - #define SCAN_PAGE 0x02 - -#define OCF_SET_EVENT_FLT 0x0005 -struct hci_cp_set_event_flt { - __u8 flt_type; - __u8 cond_type; - __u8 condition[0]; -} __attribute__ ((packed)); - -/* Filter types */ -#define HCI_FLT_CLEAR_ALL 0x00 -#define HCI_FLT_INQ_RESULT 0x01 -#define HCI_FLT_CONN_SETUP 0x02 - -/* CONN_SETUP Condition types */ -#define HCI_CONN_SETUP_ALLOW_ALL 0x00 -#define HCI_CONN_SETUP_ALLOW_CLASS 0x01 -#define HCI_CONN_SETUP_ALLOW_BDADDR 0x02 - -/* CONN_SETUP Conditions */ -#define HCI_CONN_SETUP_AUTO_OFF 0x01 -#define HCI_CONN_SETUP_AUTO_ON 0x02 - -#define OCF_READ_CLASS_OF_DEV 0x0023 -struct hci_rp_read_dev_class { - __u8 status; - __u8 dev_class[3]; -} __attribute__ ((packed)); - -#define OCF_WRITE_CLASS_OF_DEV 0x0024 -struct hci_cp_write_dev_class { - __u8 dev_class[3]; -} __attribute__ ((packed)); - -#define OCF_READ_VOICE_SETTING 0x0025 -struct hci_rp_read_voice_setting { - __u8 status; - __le16 voice_setting; +#define HCI_OP_INQUIRY 0x0401 +struct hci_cp_inquiry { + __u8 lap[3]; + __u8 length; + __u8 num_rsp; } __attribute__ ((packed)); -#define OCF_WRITE_VOICE_SETTING 0x0026 -struct hci_cp_write_voice_setting { - __le16 voice_setting; -} __attribute__ ((packed)); +#define HCI_OP_INQUIRY_CANCEL 0x0402 -#define OCF_HOST_BUFFER_SIZE 0x0033 -struct hci_cp_host_buffer_size { - __le16 acl_mtu; - __u8 sco_mtu; - __le16 acl_max_pkt; - __le16 sco_max_pkt; -} __attribute__ ((packed)); - -/* Link Control */ -#define OGF_LINK_CTL 0x01 +#define HCI_OP_EXIT_PERIODIC_INQ 0x0404 -#define OCF_CREATE_CONN 0x0005 +#define HCI_OP_CREATE_CONN 0x0405 struct hci_cp_create_conn { bdaddr_t bdaddr; __le16 pkt_type; @@ -322,105 +221,138 @@ struct hci_cp_create_conn { __u8 role_switch; } __attribute__ ((packed)); -#define OCF_CREATE_CONN_CANCEL 0x0008 -struct hci_cp_create_conn_cancel { - bdaddr_t bdaddr; -} __attribute__ ((packed)); - -#define OCF_ACCEPT_CONN_REQ 0x0009 -struct hci_cp_accept_conn_req { - bdaddr_t bdaddr; - __u8 role; -} __attribute__ ((packed)); - -#define OCF_REJECT_CONN_REQ 0x000a -struct hci_cp_reject_conn_req { - bdaddr_t bdaddr; - __u8 reason; -} __attribute__ ((packed)); - -#define OCF_DISCONNECT 0x0006 +#define HCI_OP_DISCONNECT 0x0406 struct hci_cp_disconnect { __le16 handle; __u8 reason; } __attribute__ ((packed)); -#define OCF_ADD_SCO 0x0007 +#define HCI_OP_ADD_SCO 0x0407 struct hci_cp_add_sco { __le16 handle; __le16 pkt_type; } __attribute__ ((packed)); -#define OCF_INQUIRY 0x0001 -struct hci_cp_inquiry { - __u8 lap[3]; - __u8 length; - __u8 num_rsp; +#define HCI_OP_CREATE_CONN_CANCEL 0x0408 +struct hci_cp_create_conn_cancel { + bdaddr_t bdaddr; } __attribute__ ((packed)); -#define OCF_INQUIRY_CANCEL 0x0002 +#define HCI_OP_ACCEPT_CONN_REQ 0x0409 +struct hci_cp_accept_conn_req { + bdaddr_t bdaddr; + __u8 role; +} __attribute__ ((packed)); -#define OCF_EXIT_PERIODIC_INQ 0x0004 +#define HCI_OP_REJECT_CONN_REQ 0x040a +struct hci_cp_reject_conn_req { + bdaddr_t bdaddr; + __u8 reason; +} __attribute__ ((packed)); -#define OCF_LINK_KEY_REPLY 0x000B +#define HCI_OP_LINK_KEY_REPLY 0x040b struct hci_cp_link_key_reply { bdaddr_t bdaddr; __u8 link_key[16]; } __attribute__ ((packed)); -#define OCF_LINK_KEY_NEG_REPLY 0x000C +#define HCI_OP_LINK_KEY_NEG_REPLY 0x040c struct hci_cp_link_key_neg_reply { bdaddr_t bdaddr; } __attribute__ ((packed)); -#define OCF_PIN_CODE_REPLY 0x000D +#define HCI_OP_PIN_CODE_REPLY 0x040d struct hci_cp_pin_code_reply { bdaddr_t bdaddr; __u8 pin_len; __u8 pin_code[16]; } __attribute__ ((packed)); -#define OCF_PIN_CODE_NEG_REPLY 0x000E +#define HCI_OP_PIN_CODE_NEG_REPLY 0x040e struct hci_cp_pin_code_neg_reply { bdaddr_t bdaddr; } __attribute__ ((packed)); -#define OCF_CHANGE_CONN_PTYPE 0x000F +#define HCI_OP_CHANGE_CONN_PTYPE 0x040f struct hci_cp_change_conn_ptype { __le16 handle; __le16 pkt_type; } __attribute__ ((packed)); -#define OCF_AUTH_REQUESTED 0x0011 +#define HCI_OP_AUTH_REQUESTED 0x0411 struct hci_cp_auth_requested { __le16 handle; } __attribute__ ((packed)); -#define OCF_SET_CONN_ENCRYPT 0x0013 +#define HCI_OP_SET_CONN_ENCRYPT 0x0413 struct hci_cp_set_conn_encrypt { __le16 handle; __u8 encrypt; } __attribute__ ((packed)); -#define OCF_CHANGE_CONN_LINK_KEY 0x0015 +#define HCI_OP_CHANGE_CONN_LINK_KEY 0x0415 struct hci_cp_change_conn_link_key { __le16 handle; } __attribute__ ((packed)); -#define OCF_READ_REMOTE_FEATURES 0x001B +#define HCI_OP_REMOTE_NAME_REQ 0x0419 +struct hci_cp_remote_name_req { + bdaddr_t bdaddr; + __u8 pscan_rep_mode; + __u8 pscan_mode; + __le16 clock_offset; +} __attribute__ ((packed)); + +#define HCI_OP_REMOTE_NAME_REQ_CANCEL 0x041a +struct hci_cp_remote_name_req_cancel { + bdaddr_t bdaddr; +} __attribute__ ((packed)); + +#define HCI_OP_READ_REMOTE_FEATURES 0x041b struct hci_cp_read_remote_features { __le16 handle; } __attribute__ ((packed)); -#define OCF_READ_REMOTE_VERSION 0x001D +#define HCI_OP_READ_REMOTE_EXT_FEATURES 0x041c +struct hci_cp_read_remote_ext_features { + __le16 handle; + __u8 page; +} __attribute__ ((packed)); + +#define HCI_OP_READ_REMOTE_VERSION 0x041d struct hci_cp_read_remote_version { __le16 handle; } __attribute__ ((packed)); -/* Link Policy */ -#define OGF_LINK_POLICY 0x02 +#define HCI_OP_SETUP_SYNC_CONN 0x0428 +struct hci_cp_setup_sync_conn { + __le16 handle; + __le32 tx_bandwidth; + __le32 rx_bandwidth; + __le16 max_latency; + __le16 voice_setting; + __u8 retrans_effort; + __le16 pkt_type; +} __attribute__ ((packed)); -#define OCF_SNIFF_MODE 0x0003 +#define HCI_OP_ACCEPT_SYNC_CONN_REQ 0x0429 +struct hci_cp_accept_sync_conn_req { + bdaddr_t bdaddr; + __le32 tx_bandwidth; + __le32 rx_bandwidth; + __le16 max_latency; + __le16 content_format; + __u8 retrans_effort; + __le16 pkt_type; +} __attribute__ ((packed)); + +#define HCI_OP_REJECT_SYNC_CONN_REQ 0x042a +struct hci_cp_reject_sync_conn_req { + bdaddr_t bdaddr; + __u8 reason; +} __attribute__ ((packed)); + +#define HCI_OP_SNIFF_MODE 0x0803 struct hci_cp_sniff_mode { __le16 handle; __le16 max_interval; @@ -429,12 +361,12 @@ struct hci_cp_sniff_mode { __le16 timeout; } __attribute__ ((packed)); -#define OCF_EXIT_SNIFF_MODE 0x0004 +#define HCI_OP_EXIT_SNIFF_MODE 0x0804 struct hci_cp_exit_sniff_mode { __le16 handle; } __attribute__ ((packed)); -#define OCF_ROLE_DISCOVERY 0x0009 +#define HCI_OP_ROLE_DISCOVERY 0x0809 struct hci_cp_role_discovery { __le16 handle; } __attribute__ ((packed)); @@ -444,7 +376,13 @@ struct hci_rp_role_discovery { __u8 role; } __attribute__ ((packed)); -#define OCF_READ_LINK_POLICY 0x000C +#define HCI_OP_SWITCH_ROLE 0x080b +struct hci_cp_switch_role { + bdaddr_t bdaddr; + __u8 role; +} __attribute__ ((packed)); + +#define HCI_OP_READ_LINK_POLICY 0x080c struct hci_cp_read_link_policy { __le16 handle; } __attribute__ ((packed)); @@ -454,13 +392,7 @@ struct hci_rp_read_link_policy { __le16 policy; } __attribute__ ((packed)); -#define OCF_SWITCH_ROLE 0x000B -struct hci_cp_switch_role { - bdaddr_t bdaddr; - __u8 role; -} __attribute__ ((packed)); - -#define OCF_WRITE_LINK_POLICY 0x000D +#define HCI_OP_WRITE_LINK_POLICY 0x080d struct hci_cp_write_link_policy { __le16 handle; __le16 policy; @@ -470,7 +402,7 @@ struct hci_rp_write_link_policy { __le16 handle; } __attribute__ ((packed)); -#define OCF_SNIFF_SUBRATE 0x0011 +#define HCI_OP_SNIFF_SUBRATE 0x0811 struct hci_cp_sniff_subrate { __le16 handle; __le16 max_latency; @@ -478,59 +410,156 @@ struct hci_cp_sniff_subrate { __le16 min_local_timeout; } __attribute__ ((packed)); -/* Status params */ -#define OGF_STATUS_PARAM 0x05 +#define HCI_OP_SET_EVENT_MASK 0x0c01 +struct hci_cp_set_event_mask { + __u8 mask[8]; +} __attribute__ ((packed)); -/* Testing commands */ -#define OGF_TESTING_CMD 0x3E +#define HCI_OP_RESET 0x0c03 -/* Vendor specific commands */ -#define OGF_VENDOR_CMD 0x3F +#define HCI_OP_SET_EVENT_FLT 0x0c05 +struct hci_cp_set_event_flt { + __u8 flt_type; + __u8 cond_type; + __u8 condition[0]; +} __attribute__ ((packed)); -/* ---- HCI Events ---- */ -#define HCI_EV_INQUIRY_COMPLETE 0x01 +/* Filter types */ +#define HCI_FLT_CLEAR_ALL 0x00 +#define HCI_FLT_INQ_RESULT 0x01 +#define HCI_FLT_CONN_SETUP 0x02 -#define HCI_EV_INQUIRY_RESULT 0x02 -struct inquiry_info { - bdaddr_t bdaddr; - __u8 pscan_rep_mode; - __u8 pscan_period_mode; - __u8 pscan_mode; +/* CONN_SETUP Condition types */ +#define HCI_CONN_SETUP_ALLOW_ALL 0x00 +#define HCI_CONN_SETUP_ALLOW_CLASS 0x01 +#define HCI_CONN_SETUP_ALLOW_BDADDR 0x02 + +/* CONN_SETUP Conditions */ +#define HCI_CONN_SETUP_AUTO_OFF 0x01 +#define HCI_CONN_SETUP_AUTO_ON 0x02 + +#define HCI_OP_WRITE_LOCAL_NAME 0x0c13 +struct hci_cp_write_local_name { + __u8 name[248]; +} __attribute__ ((packed)); + +#define HCI_OP_READ_LOCAL_NAME 0x0c14 +struct hci_rp_read_local_name { + __u8 status; + __u8 name[248]; +} __attribute__ ((packed)); + +#define HCI_OP_WRITE_CA_TIMEOUT 0x0c16 + +#define HCI_OP_WRITE_PG_TIMEOUT 0x0c18 + +#define HCI_OP_WRITE_SCAN_ENABLE 0x0c1a + #define SCAN_DISABLED 0x00 + #define SCAN_INQUIRY 0x01 + #define SCAN_PAGE 0x02 + +#define HCI_OP_READ_AUTH_ENABLE 0x0c1f + +#define HCI_OP_WRITE_AUTH_ENABLE 0x0c20 + #define AUTH_DISABLED 0x00 + #define AUTH_ENABLED 0x01 + +#define HCI_OP_READ_ENCRYPT_MODE 0x0c21 + +#define HCI_OP_WRITE_ENCRYPT_MODE 0x0c22 + #define ENCRYPT_DISABLED 0x00 + #define ENCRYPT_P2P 0x01 + #define ENCRYPT_BOTH 0x02 + +#define HCI_OP_READ_CLASS_OF_DEV 0x0c23 +struct hci_rp_read_class_of_dev { + __u8 status; __u8 dev_class[3]; - __le16 clock_offset; } __attribute__ ((packed)); -#define HCI_EV_INQUIRY_RESULT_WITH_RSSI 0x22 -struct inquiry_info_with_rssi { - bdaddr_t bdaddr; - __u8 pscan_rep_mode; - __u8 pscan_period_mode; +#define HCI_OP_WRITE_CLASS_OF_DEV 0x0c24 +struct hci_cp_write_class_of_dev { __u8 dev_class[3]; - __le16 clock_offset; - __s8 rssi; } __attribute__ ((packed)); -struct inquiry_info_with_rssi_and_pscan_mode { + +#define HCI_OP_READ_VOICE_SETTING 0x0c25 +struct hci_rp_read_voice_setting { + __u8 status; + __le16 voice_setting; +} __attribute__ ((packed)); + +#define HCI_OP_WRITE_VOICE_SETTING 0x0c26 +struct hci_cp_write_voice_setting { + __le16 voice_setting; +} __attribute__ ((packed)); + +#define HCI_OP_HOST_BUFFER_SIZE 0x0c33 +struct hci_cp_host_buffer_size { + __le16 acl_mtu; + __u8 sco_mtu; + __le16 acl_max_pkt; + __le16 sco_max_pkt; +} __attribute__ ((packed)); + +#define HCI_OP_READ_LOCAL_VERSION 0x1001 +struct hci_rp_read_local_version { + __u8 status; + __u8 hci_ver; + __le16 hci_rev; + __u8 lmp_ver; + __le16 manufacturer; + __le16 lmp_subver; +} __attribute__ ((packed)); + +#define HCI_OP_READ_LOCAL_COMMANDS 0x1002 +struct hci_rp_read_local_commands { + __u8 status; + __u8 commands[64]; +} __attribute__ ((packed)); + +#define HCI_OP_READ_LOCAL_FEATURES 0x1003 +struct hci_rp_read_local_features { + __u8 status; + __u8 features[8]; +} __attribute__ ((packed)); + +#define HCI_OP_READ_LOCAL_EXT_FEATURES 0x1004 +struct hci_rp_read_local_ext_features { + __u8 status; + __u8 page; + __u8 max_page; + __u8 features[8]; +} __attribute__ ((packed)); + +#define HCI_OP_READ_BUFFER_SIZE 0x1005 +struct hci_rp_read_buffer_size { + __u8 status; + __le16 acl_mtu; + __u8 sco_mtu; + __le16 acl_max_pkt; + __le16 sco_max_pkt; +} __attribute__ ((packed)); + +#define HCI_OP_READ_BD_ADDR 0x1009 +struct hci_rp_read_bd_addr { + __u8 status; bdaddr_t bdaddr; - __u8 pscan_rep_mode; - __u8 pscan_period_mode; - __u8 pscan_mode; - __u8 dev_class[3]; - __le16 clock_offset; - __s8 rssi; } __attribute__ ((packed)); -#define HCI_EV_EXTENDED_INQUIRY_RESULT 0x2F -struct extended_inquiry_info { +/* ---- HCI Events ---- */ +#define HCI_EV_INQUIRY_COMPLETE 0x01 + +#define HCI_EV_INQUIRY_RESULT 0x02 +struct inquiry_info { bdaddr_t bdaddr; __u8 pscan_rep_mode; __u8 pscan_period_mode; + __u8 pscan_mode; __u8 dev_class[3]; __le16 clock_offset; - __s8 rssi; - __u8 data[240]; } __attribute__ ((packed)); -#define HCI_EV_CONN_COMPLETE 0x03 +#define HCI_EV_CONN_COMPLETE 0x03 struct hci_ev_conn_complete { __u8 status; __le16 handle; @@ -539,40 +568,63 @@ struct hci_ev_conn_complete { __u8 encr_mode; } __attribute__ ((packed)); -#define HCI_EV_CONN_REQUEST 0x04 +#define HCI_EV_CONN_REQUEST 0x04 struct hci_ev_conn_request { bdaddr_t bdaddr; __u8 dev_class[3]; __u8 link_type; } __attribute__ ((packed)); -#define HCI_EV_DISCONN_COMPLETE 0x05 +#define HCI_EV_DISCONN_COMPLETE 0x05 struct hci_ev_disconn_complete { __u8 status; __le16 handle; __u8 reason; } __attribute__ ((packed)); -#define HCI_EV_AUTH_COMPLETE 0x06 +#define HCI_EV_AUTH_COMPLETE 0x06 struct hci_ev_auth_complete { __u8 status; __le16 handle; } __attribute__ ((packed)); -#define HCI_EV_ENCRYPT_CHANGE 0x08 +#define HCI_EV_REMOTE_NAME 0x07 +struct hci_ev_remote_name { + __u8 status; + bdaddr_t bdaddr; + __u8 name[248]; +} __attribute__ ((packed)); + +#define HCI_EV_ENCRYPT_CHANGE 0x08 struct hci_ev_encrypt_change { __u8 status; __le16 handle; __u8 encrypt; } __attribute__ ((packed)); -#define HCI_EV_CHANGE_CONN_LINK_KEY_COMPLETE 0x09 -struct hci_ev_change_conn_link_key_complete { +#define HCI_EV_CHANGE_LINK_KEY_COMPLETE 0x09 +struct hci_ev_change_link_key_complete { + __u8 status; + __le16 handle; +} __attribute__ ((packed)); + +#define HCI_EV_REMOTE_FEATURES 0x0b +struct hci_ev_remote_features { + __u8 status; + __le16 handle; + __u8 features[8]; +} __attribute__ ((packed)); + +#define HCI_EV_REMOTE_VERSION 0x0c +struct hci_ev_remote_version { __u8 status; __le16 handle; + __u8 lmp_ver; + __le16 manufacturer; + __le16 lmp_subver; } __attribute__ ((packed)); -#define HCI_EV_QOS_SETUP_COMPLETE 0x0D +#define HCI_EV_QOS_SETUP_COMPLETE 0x0d struct hci_qos { __u8 service_type; __u32 token_rate; @@ -586,33 +638,33 @@ struct hci_ev_qos_setup_complete { struct hci_qos qos; } __attribute__ ((packed)); -#define HCI_EV_CMD_COMPLETE 0x0E +#define HCI_EV_CMD_COMPLETE 0x0e struct hci_ev_cmd_complete { __u8 ncmd; __le16 opcode; } __attribute__ ((packed)); -#define HCI_EV_CMD_STATUS 0x0F +#define HCI_EV_CMD_STATUS 0x0f struct hci_ev_cmd_status { __u8 status; __u8 ncmd; __le16 opcode; } __attribute__ ((packed)); -#define HCI_EV_NUM_COMP_PKTS 0x13 -struct hci_ev_num_comp_pkts { - __u8 num_hndl; - /* variable length part */ -} __attribute__ ((packed)); - -#define HCI_EV_ROLE_CHANGE 0x12 +#define HCI_EV_ROLE_CHANGE 0x12 struct hci_ev_role_change { __u8 status; bdaddr_t bdaddr; __u8 role; } __attribute__ ((packed)); -#define HCI_EV_MODE_CHANGE 0x14 +#define HCI_EV_NUM_COMP_PKTS 0x13 +struct hci_ev_num_comp_pkts { + __u8 num_hndl; + /* variable length part */ +} __attribute__ ((packed)); + +#define HCI_EV_MODE_CHANGE 0x14 struct hci_ev_mode_change { __u8 status; __le16 handle; @@ -620,53 +672,88 @@ struct hci_ev_mode_change { __le16 interval; } __attribute__ ((packed)); -#define HCI_EV_PIN_CODE_REQ 0x16 +#define HCI_EV_PIN_CODE_REQ 0x16 struct hci_ev_pin_code_req { bdaddr_t bdaddr; } __attribute__ ((packed)); -#define HCI_EV_LINK_KEY_REQ 0x17 +#define HCI_EV_LINK_KEY_REQ 0x17 struct hci_ev_link_key_req { bdaddr_t bdaddr; } __attribute__ ((packed)); -#define HCI_EV_LINK_KEY_NOTIFY 0x18 +#define HCI_EV_LINK_KEY_NOTIFY 0x18 struct hci_ev_link_key_notify { bdaddr_t bdaddr; - __u8 link_key[16]; - __u8 key_type; + __u8 link_key[16]; + __u8 key_type; } __attribute__ ((packed)); -#define HCI_EV_REMOTE_FEATURES 0x0B -struct hci_ev_remote_features { +#define HCI_EV_CLOCK_OFFSET 0x1c +struct hci_ev_clock_offset { __u8 status; __le16 handle; - __u8 features[8]; + __le16 clock_offset; } __attribute__ ((packed)); -#define HCI_EV_REMOTE_VERSION 0x0C -struct hci_ev_remote_version { +#define HCI_EV_PSCAN_REP_MODE 0x20 +struct hci_ev_pscan_rep_mode { + bdaddr_t bdaddr; + __u8 pscan_rep_mode; +} __attribute__ ((packed)); + +#define HCI_EV_INQUIRY_RESULT_WITH_RSSI 0x22 +struct inquiry_info_with_rssi { + bdaddr_t bdaddr; + __u8 pscan_rep_mode; + __u8 pscan_period_mode; + __u8 dev_class[3]; + __le16 clock_offset; + __s8 rssi; +} __attribute__ ((packed)); +struct inquiry_info_with_rssi_and_pscan_mode { + bdaddr_t bdaddr; + __u8 pscan_rep_mode; + __u8 pscan_period_mode; + __u8 pscan_mode; + __u8 dev_class[3]; + __le16 clock_offset; + __s8 rssi; +} __attribute__ ((packed)); + +#define HCI_EV_REMOTE_EXT_FEATURES 0x23 +struct hci_ev_remote_ext_features { __u8 status; __le16 handle; - __u8 lmp_ver; - __le16 manufacturer; - __le16 lmp_subver; + __u8 page; + __u8 max_page; + __u8 features[8]; } __attribute__ ((packed)); -#define HCI_EV_CLOCK_OFFSET 0x01C -struct hci_ev_clock_offset { +#define HCI_EV_SYNC_CONN_COMPLETE 0x2c +struct hci_ev_sync_conn_complete { __u8 status; __le16 handle; - __le16 clock_offset; + bdaddr_t bdaddr; + __u8 link_type; + __u8 tx_interval; + __u8 retrans_window; + __le16 rx_pkt_len; + __le16 tx_pkt_len; + __u8 air_mode; } __attribute__ ((packed)); -#define HCI_EV_PSCAN_REP_MODE 0x20 -struct hci_ev_pscan_rep_mode { - bdaddr_t bdaddr; - __u8 pscan_rep_mode; +#define HCI_EV_SYNC_CONN_CHANGED 0x2d +struct hci_ev_sync_conn_changed { + __u8 status; + __le16 handle; + __u8 tx_interval; + __u8 retrans_window; + __le16 rx_pkt_len; + __le16 tx_pkt_len; } __attribute__ ((packed)); -#define HCI_EV_SNIFF_SUBRATE 0x2E +#define HCI_EV_SNIFF_SUBRATE 0x2e struct hci_ev_sniff_subrate { __u8 status; __le16 handle; @@ -676,14 +763,25 @@ struct hci_ev_sniff_subrate { __le16 max_local_timeout; } __attribute__ ((packed)); +#define HCI_EV_EXTENDED_INQUIRY_RESULT 0x2f +struct extended_inquiry_info { + bdaddr_t bdaddr; + __u8 pscan_rep_mode; + __u8 pscan_period_mode; + __u8 dev_class[3]; + __le16 clock_offset; + __s8 rssi; + __u8 data[240]; +} __attribute__ ((packed)); + /* Internal events generated by Bluetooth stack */ -#define HCI_EV_STACK_INTERNAL 0xFD +#define HCI_EV_STACK_INTERNAL 0xfd struct hci_ev_stack_internal { __u16 type; __u8 data[0]; } __attribute__ ((packed)); -#define HCI_EV_SI_DEVICE 0x01 +#define HCI_EV_SI_DEVICE 0x01 struct hci_ev_si_device { __u16 event; __u16 dev_id; @@ -704,40 +802,40 @@ struct hci_ev_si_security { #define HCI_SCO_HDR_SIZE 3 struct hci_command_hdr { - __le16 opcode; /* OCF & OGF */ + __le16 opcode; /* OCF & OGF */ __u8 plen; } __attribute__ ((packed)); struct hci_event_hdr { - __u8 evt; - __u8 plen; + __u8 evt; + __u8 plen; } __attribute__ ((packed)); struct hci_acl_hdr { - __le16 handle; /* Handle & Flags(PB, BC) */ - __le16 dlen; + __le16 handle; /* Handle & Flags(PB, BC) */ + __le16 dlen; } __attribute__ ((packed)); struct hci_sco_hdr { - __le16 handle; - __u8 dlen; + __le16 handle; + __u8 dlen; } __attribute__ ((packed)); #ifdef __KERNEL__ #include <linux/skbuff.h> static inline struct hci_event_hdr *hci_event_hdr(const struct sk_buff *skb) { - return (struct hci_event_hdr *)skb->data; + return (struct hci_event_hdr *) skb->data; } static inline struct hci_acl_hdr *hci_acl_hdr(const struct sk_buff *skb) { - return (struct hci_acl_hdr *)skb->data; + return (struct hci_acl_hdr *) skb->data; } static inline struct hci_sco_hdr *hci_sco_hdr(const struct sk_buff *skb) { - return (struct hci_sco_hdr *)skb->data; + return (struct hci_sco_hdr *) skb->data; } #endif @@ -771,13 +869,13 @@ struct sockaddr_hci { struct hci_filter { unsigned long type_mask; unsigned long event_mask[2]; - __le16 opcode; + __le16 opcode; }; struct hci_ufilter { - __u32 type_mask; - __u32 event_mask[2]; - __le16 opcode; + __u32 type_mask; + __u32 event_mask[2]; + __le16 opcode; }; #define HCI_FLT_TYPE_BITS 31 @@ -825,15 +923,15 @@ struct hci_dev_info { struct hci_conn_info { __u16 handle; bdaddr_t bdaddr; - __u8 type; - __u8 out; - __u16 state; - __u32 link_mode; + __u8 type; + __u8 out; + __u16 state; + __u32 link_mode; }; struct hci_dev_req { - __u16 dev_id; - __u32 dev_opt; + __u16 dev_id; + __u32 dev_opt; }; struct hci_dev_list_req { diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h index 8f67c8a7169..ea13baa3851 100644 --- a/include/net/bluetooth/hci_core.h +++ b/include/net/bluetooth/hci_core.h @@ -71,7 +71,10 @@ struct hci_dev { __u16 id; __u8 type; bdaddr_t bdaddr; + __u8 dev_name[248]; + __u8 dev_class[3]; __u8 features[8]; + __u8 commands[64]; __u8 hci_ver; __u16 hci_rev; __u16 manufacturer; @@ -310,10 +313,12 @@ static inline struct hci_conn *hci_conn_hash_lookup_state(struct hci_dev *hdev, void hci_acl_connect(struct hci_conn *conn); void hci_acl_disconn(struct hci_conn *conn, __u8 reason); void hci_add_sco(struct hci_conn *conn, __u16 handle); +void hci_setup_sync(struct hci_conn *conn, __u16 handle); struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst); -int hci_conn_del(struct hci_conn *conn); -void hci_conn_hash_flush(struct hci_dev *hdev); +int hci_conn_del(struct hci_conn *conn); +void hci_conn_hash_flush(struct hci_dev *hdev); +void hci_conn_check_pending(struct hci_dev *hdev); struct hci_conn *hci_connect(struct hci_dev *hdev, int type, bdaddr_t *src); int hci_conn_auth(struct hci_conn *conn); @@ -617,11 +622,11 @@ int hci_unregister_cb(struct hci_cb *hcb); int hci_register_notifier(struct notifier_block *nb); int hci_unregister_notifier(struct notifier_block *nb); -int hci_send_cmd(struct hci_dev *hdev, __u16 ogf, __u16 ocf, __u32 plen, void *param); +int hci_send_cmd(struct hci_dev *hdev, __u16 opcode, __u32 plen, void *param); int hci_send_acl(struct hci_conn *conn, struct sk_buff *skb, __u16 flags); int hci_send_sco(struct hci_conn *conn, struct sk_buff *skb); -void *hci_sent_cmd_data(struct hci_dev *hdev, __u16 ogf, __u16 ocf); +void *hci_sent_cmd_data(struct hci_dev *hdev, __u16 opcode); void hci_si_event(struct hci_dev *hdev, int type, int dlen, void *data); diff --git a/include/net/bluetooth/l2cap.h b/include/net/bluetooth/l2cap.h index 70e70f5d3dd..73e115bc12d 100644 --- a/include/net/bluetooth/l2cap.h +++ b/include/net/bluetooth/l2cap.h @@ -29,7 +29,8 @@ #define L2CAP_DEFAULT_MTU 672 #define L2CAP_DEFAULT_FLUSH_TO 0xFFFF -#define L2CAP_CONN_TIMEOUT (HZ * 40) +#define L2CAP_CONN_TIMEOUT (40000) /* 40 seconds */ +#define L2CAP_INFO_TIMEOUT (4000) /* 4 seconds */ /* L2CAP socket address */ struct sockaddr_l2 { @@ -148,6 +149,19 @@ struct l2cap_conf_opt { #define L2CAP_CONF_MAX_SIZE 22 +struct l2cap_conf_rfc { + __u8 mode; + __u8 txwin_size; + __u8 max_transmit; + __le16 retrans_timeout; + __le16 monitor_timeout; + __le16 max_pdu_size; +} __attribute__ ((packed)); + +#define L2CAP_MODE_BASIC 0x00 +#define L2CAP_MODE_RETRANS 0x01 +#define L2CAP_MODE_FLOWCTL 0x02 + struct l2cap_disconn_req { __le16 dcid; __le16 scid; @@ -160,7 +174,6 @@ struct l2cap_disconn_rsp { struct l2cap_info_req { __le16 type; - __u8 data[0]; } __attribute__ ((packed)); struct l2cap_info_rsp { @@ -192,6 +205,13 @@ struct l2cap_conn { unsigned int mtu; + __u32 feat_mask; + + __u8 info_state; + __u8 info_ident; + + struct timer_list info_timer; + spinlock_t lock; struct sk_buff *rx_skb; @@ -202,6 +222,9 @@ struct l2cap_conn { struct l2cap_chan_list chan_list; }; +#define L2CAP_INFO_CL_MTU_REQ_SENT 0x01 +#define L2CAP_INFO_FEAT_MASK_REQ_SENT 0x02 + /* ----- L2CAP channel and socket info ----- */ #define l2cap_pi(sk) ((struct l2cap_pinfo *) sk) @@ -221,7 +244,6 @@ struct l2cap_pinfo { __u8 conf_len; __u8 conf_state; __u8 conf_retry; - __u16 conf_mtu; __u8 ident; @@ -232,10 +254,11 @@ struct l2cap_pinfo { struct sock *prev_c; }; -#define L2CAP_CONF_REQ_SENT 0x01 -#define L2CAP_CONF_INPUT_DONE 0x02 -#define L2CAP_CONF_OUTPUT_DONE 0x04 -#define L2CAP_CONF_MAX_RETRIES 2 +#define L2CAP_CONF_REQ_SENT 0x01 +#define L2CAP_CONF_INPUT_DONE 0x02 +#define L2CAP_CONF_OUTPUT_DONE 0x04 + +#define L2CAP_CONF_MAX_RETRIES 2 void l2cap_load(void); diff --git a/include/net/inet_frag.h b/include/net/inet_frag.h index 911c2cd0294..954def40897 100644 --- a/include/net/inet_frag.h +++ b/include/net/inet_frag.h @@ -39,8 +39,13 @@ struct inet_frags { struct inet_frags_ctl *ctl; unsigned int (*hashfn)(struct inet_frag_queue *); + void (*constructor)(struct inet_frag_queue *q, + void *arg); void (*destructor)(struct inet_frag_queue *); void (*skb_free)(struct sk_buff *); + int (*match)(struct inet_frag_queue *q, + void *arg); + void (*frag_expire)(unsigned long data); }; void inet_frags_init(struct inet_frags *); @@ -50,6 +55,8 @@ void inet_frag_kill(struct inet_frag_queue *q, struct inet_frags *f); void inet_frag_destroy(struct inet_frag_queue *q, struct inet_frags *f, int *work); int inet_frag_evictor(struct inet_frags *f); +struct inet_frag_queue *inet_frag_find(struct inet_frags *f, void *key, + unsigned int hash); static inline void inet_frag_put(struct inet_frag_queue *q, struct inet_frags *f) { diff --git a/include/net/ipv6.h b/include/net/ipv6.h index cc796cbc1b2..ae328b680ff 100644 --- a/include/net/ipv6.h +++ b/include/net/ipv6.h @@ -377,6 +377,17 @@ static inline int ipv6_prefix_equal(const struct in6_addr *a1, prefixlen); } +struct inet_frag_queue; + +struct ip6_create_arg { + __be32 id; + struct in6_addr *src; + struct in6_addr *dst; +}; + +void ip6_frag_init(struct inet_frag_queue *q, void *a); +int ip6_frag_match(struct inet_frag_queue *q, void *a); + static inline int ipv6_addr_any(const struct in6_addr *a) { return ((a->s6_addr32[0] | a->s6_addr32[1] | diff --git a/include/net/irda/irttp.h b/include/net/irda/irttp.h index cf80c1af585..32c385dd9e0 100644 --- a/include/net/irda/irttp.h +++ b/include/net/irda/irttp.h @@ -56,7 +56,7 @@ /* Receive queue sizes */ /* Minimum of credit that the peer should hold. - * If the peer has less credits than 9 frames, we will explicitely send + * If the peer has less credits than 9 frames, we will explicitly send * him some credits (through irttp_give_credit() and a specific frame). * Note that when we give credits it's likely that it won't be sent in * this LAP window, but in the next one. So, we make sure that the peer @@ -66,7 +66,7 @@ /* This is the default maximum number of credits held by the peer, so the * default maximum number of frames he can send us before needing flow * control answer from us (this may be negociated differently at TSAP setup). - * We want to minimise the number of times we have to explicitely send some + * We want to minimise the number of times we have to explicitly send some * credit to the peer, hoping we can piggyback it on the return data. In * particular, it doesn't make sense for us to send credit more than once * per LAP window. diff --git a/include/net/scm.h b/include/net/scm.h index 423cb1d5ac2..06df126103c 100644 --- a/include/net/scm.h +++ b/include/net/scm.h @@ -4,6 +4,8 @@ #include <linux/limits.h> #include <linux/net.h> #include <linux/security.h> +#include <linux/pid.h> +#include <linux/nsproxy.h> /* Well, we should have at least one descriptor open * to accept passed FDs 8) @@ -54,7 +56,7 @@ static __inline__ int scm_send(struct socket *sock, struct msghdr *msg, struct task_struct *p = current; scm->creds.uid = p->uid; scm->creds.gid = p->gid; - scm->creds.pid = p->tgid; + scm->creds.pid = task_tgid_vnr(p); scm->fp = NULL; scm->seq = 0; unix_get_peersec_dgram(sock, scm); diff --git a/include/net/sock.h b/include/net/sock.h index 453c79d0915..43fc3fa50d6 100644 --- a/include/net/sock.h +++ b/include/net/sock.h @@ -905,16 +905,6 @@ static inline int sk_filter(struct sock *sk, struct sk_buff *skb) } /** - * sk_filter_rcu_free: Free a socket filter - * @rcu: rcu_head that contains the sk_filter to free - */ -static inline void sk_filter_rcu_free(struct rcu_head *rcu) -{ - struct sk_filter *fp = container_of(rcu, struct sk_filter, rcu); - kfree(fp); -} - -/** * sk_filter_release: Release a socket filter * @sk: socket * @fp: filter to remove @@ -922,14 +912,18 @@ static inline void sk_filter_rcu_free(struct rcu_head *rcu) * Remove a filter from a socket and release its resources. */ -static inline void sk_filter_release(struct sock *sk, struct sk_filter *fp) +static inline void sk_filter_release(struct sk_filter *fp) +{ + if (atomic_dec_and_test(&fp->refcnt)) + kfree(fp); +} + +static inline void sk_filter_uncharge(struct sock *sk, struct sk_filter *fp) { unsigned int size = sk_filter_len(fp); atomic_sub(size, &sk->sk_omem_alloc); - - if (atomic_dec_and_test(&fp->refcnt)) - call_rcu_bh(&fp->rcu, sk_filter_rcu_free); + sk_filter_release(fp); } static inline void sk_filter_charge(struct sock *sk, struct sk_filter *fp) diff --git a/include/net/xfrm.h b/include/net/xfrm.h index 0e844845f3f..688f6f5d328 100644 --- a/include/net/xfrm.h +++ b/include/net/xfrm.h @@ -186,7 +186,8 @@ struct xfrm_state /* Reference to data common to all the instances of this * transformer. */ struct xfrm_type *type; - struct xfrm_mode *mode; + struct xfrm_mode *inner_mode; + struct xfrm_mode *outer_mode; /* Security context */ struct xfrm_sec_ctx *security; @@ -228,8 +229,6 @@ struct xfrm_type; struct xfrm_dst; struct xfrm_policy_afinfo { unsigned short family; - struct xfrm_type *type_map[IPPROTO_MAX]; - struct xfrm_mode *mode_map[XFRM_MODE_MAX]; struct dst_ops *dst_ops; void (*garbage_collect)(void); int (*dst_lookup)(struct xfrm_dst **dst, struct flowi *fl); @@ -255,7 +254,10 @@ extern void km_state_expired(struct xfrm_state *x, int hard, u32 pid); extern int __xfrm_state_delete(struct xfrm_state *x); struct xfrm_state_afinfo { - unsigned short family; + unsigned int family; + struct module *owner; + struct xfrm_type *type_map[IPPROTO_MAX]; + struct xfrm_mode *mode_map[XFRM_MODE_MAX]; int (*init_flags)(struct xfrm_state *x); void (*init_tempsel)(struct xfrm_state *x, struct flowi *fl, struct xfrm_tmpl *tmpl, @@ -267,8 +269,6 @@ struct xfrm_state_afinfo { extern int xfrm_state_register_afinfo(struct xfrm_state_afinfo *afinfo); extern int xfrm_state_unregister_afinfo(struct xfrm_state_afinfo *afinfo); -extern struct xfrm_state_afinfo *xfrm_state_get_afinfo(unsigned short family); -extern void xfrm_state_put_afinfo(struct xfrm_state_afinfo *afinfo); extern void xfrm_state_delete_tunnel(struct xfrm_state *x); @@ -295,8 +295,6 @@ struct xfrm_type extern int xfrm_register_type(struct xfrm_type *type, unsigned short family); extern int xfrm_unregister_type(struct xfrm_type *type, unsigned short family); -extern struct xfrm_type *xfrm_get_type(u8 proto, unsigned short family); -extern void xfrm_put_type(struct xfrm_type *type); struct xfrm_mode { int (*input)(struct xfrm_state *x, struct sk_buff *skb); @@ -314,14 +312,19 @@ struct xfrm_mode { */ int (*output)(struct xfrm_state *x,struct sk_buff *skb); + struct xfrm_state_afinfo *afinfo; struct module *owner; unsigned int encap; + int flags; +}; + +/* Flags for xfrm_mode. */ +enum { + XFRM_MODE_FLAG_TUNNEL = 1, }; extern int xfrm_register_mode(struct xfrm_mode *mode, int family); extern int xfrm_unregister_mode(struct xfrm_mode *mode, int family); -extern struct xfrm_mode *xfrm_get_mode(unsigned int encap, int family); -extern void xfrm_put_mode(struct xfrm_mode *mode); struct xfrm_tmpl { @@ -1046,11 +1049,19 @@ extern void xfrm_replay_notify(struct xfrm_state *x, int event); extern int xfrm_state_mtu(struct xfrm_state *x, int mtu); extern int xfrm_init_state(struct xfrm_state *x); extern int xfrm_output(struct sk_buff *skb); +extern int xfrm4_rcv_encap(struct sk_buff *skb, int nexthdr, __be32 spi, + int encap_type); extern int xfrm4_rcv(struct sk_buff *skb); + +static inline int xfrm4_rcv_spi(struct sk_buff *skb, int nexthdr, __be32 spi) +{ + return xfrm4_rcv_encap(skb, nexthdr, spi, 0); +} + extern int xfrm4_output(struct sk_buff *skb); extern int xfrm4_tunnel_register(struct xfrm_tunnel *handler, unsigned short family); extern int xfrm4_tunnel_deregister(struct xfrm_tunnel *handler, unsigned short family); -extern int xfrm6_rcv_spi(struct sk_buff *skb, __be32 spi); +extern int xfrm6_rcv_spi(struct sk_buff *skb, int nexthdr, __be32 spi); extern int xfrm6_rcv(struct sk_buff *skb); extern int xfrm6_input_addr(struct sk_buff *skb, xfrm_address_t *daddr, xfrm_address_t *saddr, u8 proto); diff --git a/include/sound/version.h b/include/sound/version.h index 8d4a8dd8923..a2be8ad8894 100644 --- a/include/sound/version.h +++ b/include/sound/version.h @@ -1,3 +1,3 @@ /* include/version.h. Generated by alsa/ksync script. */ #define CONFIG_SND_VERSION "1.0.15" -#define CONFIG_SND_DATE " (Tue Oct 16 14:57:44 2007 UTC)" +#define CONFIG_SND_DATE " (Tue Oct 23 06:09:18 2007 UTC)" diff --git a/include/video/Kbuild b/include/video/Kbuild index 53a6c7310e6..0e406f730c2 100644 --- a/include/video/Kbuild +++ b/include/video/Kbuild @@ -1 +1,2 @@ unifdef-y += sisfb.h uvesafb.h +unifdef-y += edid.h diff --git a/include/video/edid.h b/include/video/edid.h index f6a42d6c2e2..928c342b33d 100644 --- a/include/video/edid.h +++ b/include/video/edid.h @@ -1,17 +1,16 @@ #ifndef __linux_video_edid_h__ #define __linux_video_edid_h__ -#ifdef __KERNEL__ - +#if !defined(__KERNEL__) || defined(CONFIG_X86) -#ifdef CONFIG_X86 struct edid_info { unsigned char dummy[128]; }; +#ifdef __KERNEL__ extern struct edid_info edid_info; -#endif /* CONFIG_X86 */ - #endif /* __KERNEL__ */ +#endif + #endif /* __linux_video_edid_h__ */ diff --git a/include/video/sstfb.h b/include/video/sstfb.h index baa163f770a..b52f0738124 100644 --- a/include/video/sstfb.h +++ b/include/video/sstfb.h @@ -68,7 +68,6 @@ # define print_var(X,Y...) #endif -#define BIT(x) (1ul<<(x)) #define POW2(x) (1ul<<(x)) /* diff --git a/include/video/tdfx.h b/include/video/tdfx.h index 05b63c2a5ab..7431d9681e5 100644 --- a/include/video/tdfx.h +++ b/include/video/tdfx.h @@ -79,8 +79,6 @@ /* register bitfields (not all, only as needed) */ -#define BIT(x) (1UL << (x)) - /* COMMAND_2D reg. values */ #define TDFX_ROP_COPY 0xcc /* src */ #define TDFX_ROP_INVERT 0x55 /* NOT dst */ |