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-rw-r--r--arch/sh/Kconfig18
-rw-r--r--arch/sh/boards/board-ap325rxa.c1
-rw-r--r--arch/sh/boards/board-urquell.c30
-rw-r--r--arch/sh/configs/sh7785lcr_defconfig57
-rw-r--r--arch/sh/drivers/pci/ops-sh7785lcr.c5
-rw-r--r--arch/sh/drivers/pci/pci-sh7780.h2
-rw-r--r--arch/sh/drivers/pci/pci.c3
-rw-r--r--arch/sh/include/asm/dma-mapping.h36
-rw-r--r--arch/sh/include/asm/ptrace.h2
-rw-r--r--arch/sh/include/asm/scatterlist.h11
-rw-r--r--arch/sh/include/asm/topology.h7
-rw-r--r--arch/sh/include/asm/unistd_32.h4
-rw-r--r--arch/sh/include/asm/unistd_64.h4
-rw-r--r--arch/sh/kernel/cpu/sh4a/setup-sh7722.c1
-rw-r--r--arch/sh/kernel/cpu/sh4a/setup-sh7723.c1
-rw-r--r--arch/sh/kernel/cpu/sh4a/setup-sh7786.c14
-rw-r--r--arch/sh/kernel/cpu/sh5/entry.S5
-rw-r--r--arch/sh/kernel/head_32.S3
-rw-r--r--arch/sh/kernel/head_64.S5
-rw-r--r--arch/sh/kernel/sys_sh.c9
-rw-r--r--arch/sh/kernel/syscalls_32.S2
-rw-r--r--arch/sh/kernel/syscalls_64.S2
-rw-r--r--arch/sh/kernel/time_32.c2
-rw-r--r--arch/sh/kernel/timers/timer-tmu.c2
-rw-r--r--arch/sh/kernel/vmlinux_32.lds.S2
-rw-r--r--arch/sh/kernel/vmlinux_64.lds.S2
-rw-r--r--arch/sh/mm/consistent.c31
27 files changed, 200 insertions, 61 deletions
diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig
index 5e4babecf93..e7390dd0283 100644
--- a/arch/sh/Kconfig
+++ b/arch/sh/Kconfig
@@ -14,6 +14,7 @@ config SUPERH
select HAVE_GENERIC_DMA_COHERENT
select HAVE_IOREMAP_PROT if MMU
select HAVE_ARCH_TRACEHOOK
+ select HAVE_DMA_API_DEBUG
help
The SuperH is a RISC processor targeted for use in embedded systems
and consumer electronics; it was also used in the Sega Dreamcast
@@ -21,7 +22,7 @@ config SUPERH
<http://www.linux-sh.org/>.
config SUPERH32
- def_bool !SUPERH64
+ def_bool ARCH = "sh"
select HAVE_KPROBES
select HAVE_KRETPROBES
select HAVE_FUNCTION_TRACER
@@ -31,7 +32,7 @@ config SUPERH32
select ARCH_HIBERNATION_POSSIBLE if MMU
config SUPERH64
- def_bool y if CPU_SH5
+ def_bool ARCH = "sh64"
config ARCH_DEFCONFIG
string
@@ -187,6 +188,8 @@ config ARCH_SHMOBILE
bool
select ARCH_SUSPEND_POSSIBLE
+if SUPERH32
+
choice
prompt "Processor sub-type selection"
@@ -408,6 +411,15 @@ config CPU_SUBTYPE_SH7366
select SYS_SUPPORTS_NUMA
select SYS_SUPPORTS_CMT
+endchoice
+
+endif
+
+if SUPERH64
+
+choice
+ prompt "Processor sub-type selection"
+
# SH-5 Processor Support
config CPU_SUBTYPE_SH5_101
@@ -420,6 +432,8 @@ config CPU_SUBTYPE_SH5_103
endchoice
+endif
+
source "arch/sh/mm/Kconfig"
source "arch/sh/Kconfig.cpu"
diff --git a/arch/sh/boards/board-ap325rxa.c b/arch/sh/boards/board-ap325rxa.c
index 912458f666e..39e46919df1 100644
--- a/arch/sh/boards/board-ap325rxa.c
+++ b/arch/sh/boards/board-ap325rxa.c
@@ -349,6 +349,7 @@ static int ov7725_power(struct device *dev, int mode)
static struct ov772x_camera_info ov7725_info = {
.buswidth = SOCAM_DATAWIDTH_8,
.flags = OV772X_FLAG_VFLIP | OV772X_FLAG_HFLIP,
+ .edgectrl = OV772X_AUTO_EDGECTRL(0xf, 0),
.link = {
.power = ov7725_power,
},
diff --git a/arch/sh/boards/board-urquell.c b/arch/sh/boards/board-urquell.c
index 8367d1d789c..beb88c4da2c 100644
--- a/arch/sh/boards/board-urquell.c
+++ b/arch/sh/boards/board-urquell.c
@@ -2,6 +2,8 @@
* Renesas Technology Corp. SH7786 Urquell Support.
*
* Copyright (C) 2008 Kuninori Morimoto <morimoto.kuninori@renesas.com>
+ *
+ * Based on board-sh7785lcr.c
* Copyright (C) 2008 Yoshihiro Shimoda
*
* This file is subject to the terms and conditions of the GNU General Public
@@ -21,6 +23,32 @@
#include <asm/heartbeat.h>
#include <asm/sizes.h>
+/*
+ * bit 1234 5678
+ *----------------------------
+ * SW1 0101 0010 -> Pck 33MHz version
+ * (1101 0010) Pck 66MHz version
+ * SW2 0x1x xxxx -> little endian
+ * 29bit mode
+ * SW47 0001 1000 -> CS0 : on-board flash
+ * CS1 : SRAM, registers, LAN, PCMCIA
+ * 38400 bps for SCIF1
+ *
+ * Address
+ * 0x00000000 - 0x04000000 (CS0) Nor Flash
+ * 0x04000000 - 0x04200000 (CS1) SRAM
+ * 0x05000000 - 0x05800000 (CS1) on board register
+ * 0x05800000 - 0x06000000 (CS1) LAN91C111
+ * 0x06000000 - 0x06400000 (CS1) PCMCIA
+ * 0x08000000 - 0x10000000 (CS2-CS3) DDR3
+ * 0x10000000 - 0x14000000 (CS4) PCIe
+ * 0x14000000 - 0x14800000 (CS5) Core0 LRAM/URAM
+ * 0x14800000 - 0x15000000 (CS5) Core1 LRAM/URAM
+ * 0x18000000 - 0x1C000000 (CS6) ATA/NAND-Flash
+ * 0x1C000000 - (CS7) SH7786 Control register
+ */
+
+/* HeartBeat */
static struct resource heartbeat_resources[] = {
[0] = {
.start = BOARDREG(SLEDR),
@@ -43,6 +71,7 @@ static struct platform_device heartbeat_device = {
.resource = heartbeat_resources,
};
+/* LAN91C111 */
static struct smc91x_platdata smc91x_info = {
.flags = SMC91X_USE_16BIT | SMC91X_NOWAIT,
};
@@ -69,6 +98,7 @@ static struct platform_device smc91x_eth_device = {
},
};
+/* Nor Flash */
static struct mtd_partition nor_flash_partitions[] = {
{
.name = "loader",
diff --git a/arch/sh/configs/sh7785lcr_defconfig b/arch/sh/configs/sh7785lcr_defconfig
index 8a42bbef1f5..e4fac2efc05 100644
--- a/arch/sh/configs/sh7785lcr_defconfig
+++ b/arch/sh/configs/sh7785lcr_defconfig
@@ -1,10 +1,11 @@
#
# Automatically generated make config: don't edit
-# Linux kernel version: 2.6.29
-# Thu Apr 2 19:15:58 2009
+# Linux kernel version: 2.6.30-rc2
+# Wed Apr 22 19:17:56 2009
#
CONFIG_SUPERH=y
CONFIG_SUPERH32=y
+# CONFIG_SUPERH64 is not set
CONFIG_ARCH_DEFCONFIG="arch/sh/configs/shx3_defconfig"
CONFIG_RWSEM_GENERIC_SPINLOCK=y
CONFIG_GENERIC_BUG=y
@@ -79,6 +80,7 @@ CONFIG_SYSCTL_SYSCALL=y
CONFIG_KALLSYMS=y
# CONFIG_KALLSYMS_ALL is not set
# CONFIG_KALLSYMS_EXTRA_PASS is not set
+# CONFIG_STRIP_ASM_SYMS is not set
CONFIG_HOTPLUG=y
CONFIG_PRINTK=y
CONFIG_BUG=y
@@ -98,6 +100,7 @@ CONFIG_SLAB=y
# CONFIG_SLUB is not set
# CONFIG_SLOB is not set
CONFIG_PROFILING=y
+# CONFIG_MARKERS is not set
# CONFIG_OPROFILE is not set
CONFIG_HAVE_OPROFILE=y
# CONFIG_KPROBES is not set
@@ -106,6 +109,8 @@ CONFIG_HAVE_KPROBES=y
CONFIG_HAVE_KRETPROBES=y
CONFIG_HAVE_ARCH_TRACEHOOK=y
CONFIG_HAVE_CLK=y
+CONFIG_HAVE_DMA_API_DEBUG=y
+# CONFIG_SLOW_WORK is not set
CONFIG_HAVE_GENERIC_DMA_COHERENT=y
CONFIG_SLABINFO=y
CONFIG_RT_MUTEXES=y
@@ -118,7 +123,6 @@ CONFIG_MODULE_UNLOAD=y
# CONFIG_MODULE_SRCVERSION_ALL is not set
CONFIG_BLOCK=y
# CONFIG_LBD is not set
-# CONFIG_BLK_DEV_IO_TRACE is not set
# CONFIG_BLK_DEV_BSG is not set
# CONFIG_BLK_DEV_INTEGRITY is not set
@@ -166,6 +170,7 @@ CONFIG_CPU_SHX2=y
# CONFIG_CPU_SUBTYPE_SH7760 is not set
# CONFIG_CPU_SUBTYPE_SH4_202 is not set
# CONFIG_CPU_SUBTYPE_SH7723 is not set
+# CONFIG_CPU_SUBTYPE_SH7724 is not set
# CONFIG_CPU_SUBTYPE_SH7763 is not set
# CONFIG_CPU_SUBTYPE_SH7770 is not set
# CONFIG_CPU_SUBTYPE_SH7780 is not set
@@ -175,8 +180,6 @@ CONFIG_CPU_SUBTYPE_SH7785=y
# CONFIG_CPU_SUBTYPE_SH7343 is not set
# CONFIG_CPU_SUBTYPE_SH7722 is not set
# CONFIG_CPU_SUBTYPE_SH7366 is not set
-# CONFIG_CPU_SUBTYPE_SH5_101 is not set
-# CONFIG_CPU_SUBTYPE_SH5_103 is not set
#
# Memory management options
@@ -186,38 +189,31 @@ CONFIG_MMU=y
CONFIG_PAGE_OFFSET=0x80000000
CONFIG_MEMORY_START=0x08000000
CONFIG_MEMORY_SIZE=0x08000000
-# CONFIG_29BIT is not set
-CONFIG_32BIT=y
-CONFIG_PMB_ENABLE=y
-# CONFIG_PMB is not set
-CONFIG_PMB_FIXED=y
+CONFIG_29BIT=y
+# CONFIG_PMB_ENABLE is not set
# CONFIG_X2TLB is not set
CONFIG_VSYSCALL=y
# CONFIG_NUMA is not set
CONFIG_ARCH_FLATMEM_ENABLE=y
CONFIG_ARCH_SPARSEMEM_ENABLE=y
CONFIG_ARCH_SPARSEMEM_DEFAULT=y
-CONFIG_MAX_ACTIVE_REGIONS=2
+CONFIG_MAX_ACTIVE_REGIONS=1
CONFIG_ARCH_POPULATES_NODE_MAP=y
CONFIG_ARCH_SELECT_MEMORY_MODEL=y
-CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
-CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
CONFIG_PAGE_SIZE_4KB=y
# CONFIG_PAGE_SIZE_8KB is not set
# CONFIG_PAGE_SIZE_16KB is not set
# CONFIG_PAGE_SIZE_64KB is not set
CONFIG_ENTRY_OFFSET=0x00001000
CONFIG_SELECT_MEMORY_MODEL=y
-# CONFIG_FLATMEM_MANUAL is not set
+CONFIG_FLATMEM_MANUAL=y
# CONFIG_DISCONTIGMEM_MANUAL is not set
-CONFIG_SPARSEMEM_MANUAL=y
-CONFIG_SPARSEMEM=y
-CONFIG_HAVE_MEMORY_PRESENT=y
+# CONFIG_SPARSEMEM_MANUAL is not set
+CONFIG_FLATMEM=y
+CONFIG_FLAT_NODE_MEM_MAP=y
CONFIG_SPARSEMEM_STATIC=y
-# CONFIG_MEMORY_HOTPLUG is not set
CONFIG_PAGEFLAGS_EXTENDED=y
CONFIG_SPLIT_PTLOCK_CPUS=4
-CONFIG_MIGRATION=y
# CONFIG_PHYS_ADDR_T_64BIT is not set
CONFIG_ZONE_DMA_FLAG=0
CONFIG_NR_QUICK=2
@@ -249,6 +245,7 @@ CONFIG_CPU_HAS_FPU=y
#
# CONFIG_SH_HIGHLANDER is not set
CONFIG_SH_SH7785LCR=y
+CONFIG_SH_SH7785LCR_29BIT_PHYSMAPS=y
#
# Timer and clock configuration
@@ -672,6 +669,7 @@ CONFIG_NETDEV_1000=y
# CONFIG_E1000E is not set
# CONFIG_IP1000 is not set
# CONFIG_IGB is not set
+# CONFIG_IGBVF is not set
# CONFIG_NS83820 is not set
# CONFIG_HAMACHI is not set
# CONFIG_YELLOWFIN is not set
@@ -1009,15 +1007,17 @@ CONFIG_USB_HID=y
#
# Special HID drivers
#
-CONFIG_HID_COMPAT=y
CONFIG_HID_A4TECH=y
CONFIG_HID_APPLE=y
CONFIG_HID_BELKIN=y
CONFIG_HID_CHERRY=y
CONFIG_HID_CHICONY=y
CONFIG_HID_CYPRESS=y
+# CONFIG_DRAGONRISE_FF is not set
CONFIG_HID_EZKEY=y
+# CONFIG_HID_KYE is not set
CONFIG_HID_GYRATION=y
+# CONFIG_HID_KENSINGTON is not set
CONFIG_HID_LOGITECH=y
# CONFIG_LOGITECH_FF is not set
# CONFIG_LOGIRUMBLEPAD2_FF is not set
@@ -1218,6 +1218,7 @@ CONFIG_EXT2_FS=y
# CONFIG_EXT2_FS_XATTR is not set
# CONFIG_EXT2_FS_XIP is not set
CONFIG_EXT3_FS=y
+# CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set
CONFIG_EXT3_FS_XATTR=y
# CONFIG_EXT3_FS_POSIX_ACL is not set
# CONFIG_EXT3_FS_SECURITY is not set
@@ -1240,6 +1241,11 @@ CONFIG_INOTIFY_USER=y
# CONFIG_FUSE_FS is not set
#
+# Caches
+#
+# CONFIG_FSCACHE is not set
+
+#
# CD-ROM/DVD Filesystems
#
# CONFIG_ISO9660_FS is not set
@@ -1289,6 +1295,7 @@ CONFIG_MINIX_FS=y
# CONFIG_ROMFS_FS is not set
# CONFIG_SYSV_FS is not set
# CONFIG_UFS_FS is not set
+# CONFIG_NILFS2_FS is not set
CONFIG_NETWORK_FILESYSTEMS=y
CONFIG_NFS_FS=y
CONFIG_NFS_V3=y
@@ -1377,6 +1384,9 @@ CONFIG_DEBUG_KERNEL=y
CONFIG_DETECT_SOFTLOCKUP=y
# CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC is not set
CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC_VALUE=0
+CONFIG_DETECT_HUNG_TASK=y
+# CONFIG_BOOTPARAM_HUNG_TASK_PANIC is not set
+CONFIG_BOOTPARAM_HUNG_TASK_PANIC_VALUE=0
CONFIG_SCHED_DEBUG=y
# CONFIG_SCHEDSTATS is not set
# CONFIG_TIMER_STATS is not set
@@ -1413,6 +1423,7 @@ CONFIG_SYSCTL_SYSCALL_CHECK=y
CONFIG_HAVE_FUNCTION_TRACER=y
CONFIG_HAVE_DYNAMIC_FTRACE=y
CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_TRACING_SUPPORT=y
#
# Tracers
@@ -1422,9 +1433,14 @@ CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
# CONFIG_PREEMPT_TRACER is not set
# CONFIG_SCHED_TRACER is not set
# CONFIG_CONTEXT_SWITCH_TRACER is not set
+# CONFIG_EVENT_TRACER is not set
# CONFIG_BOOT_TRACER is not set
# CONFIG_TRACE_BRANCH_PROFILING is not set
# CONFIG_STACK_TRACER is not set
+# CONFIG_KMEMTRACE is not set
+# CONFIG_WORKQUEUE_TRACER is not set
+# CONFIG_BLK_DEV_IO_TRACE is not set
+# CONFIG_DMA_API_DEBUG is not set
# CONFIG_SAMPLES is not set
CONFIG_HAVE_ARCH_KGDB=y
# CONFIG_KGDB is not set
@@ -1542,6 +1558,7 @@ CONFIG_CRYPTO_DES=y
#
# CONFIG_CRYPTO_ANSI_CPRNG is not set
# CONFIG_CRYPTO_HW is not set
+# CONFIG_BINARY_PRINTF is not set
#
# Library routines
diff --git a/arch/sh/drivers/pci/ops-sh7785lcr.c b/arch/sh/drivers/pci/ops-sh7785lcr.c
index e8b7446a7c2..fb0869f0bef 100644
--- a/arch/sh/drivers/pci/ops-sh7785lcr.c
+++ b/arch/sh/drivers/pci/ops-sh7785lcr.c
@@ -48,8 +48,13 @@ EXPORT_SYMBOL(board_pci_channels);
static struct sh4_pci_address_map sh7785_pci_map = {
.window0 = {
+#if defined(CONFIG_32BIT)
+ .base = SH7780_32BIT_DDR_BASE_ADDR,
+ .size = 0x40000000,
+#else
.base = SH7780_CS0_BASE_ADDR,
.size = 0x20000000,
+#endif
},
.flags = SH4_PCIC_NO_RESET,
diff --git a/arch/sh/drivers/pci/pci-sh7780.h b/arch/sh/drivers/pci/pci-sh7780.h
index 97b2c98f05c..93adc7119b7 100644
--- a/arch/sh/drivers/pci/pci-sh7780.h
+++ b/arch/sh/drivers/pci/pci-sh7780.h
@@ -104,6 +104,8 @@
#define SH7780_CS5_BASE_ADDR (SH7780_CS4_BASE_ADDR + SH7780_MEM_REGION_SIZE)
#define SH7780_CS6_BASE_ADDR (SH7780_CS5_BASE_ADDR + SH7780_MEM_REGION_SIZE)
+#define SH7780_32BIT_DDR_BASE_ADDR 0x40000000
+
struct sh4_pci_address_map;
/* arch/sh/drivers/pci/pci-sh7780.c */
diff --git a/arch/sh/drivers/pci/pci.c b/arch/sh/drivers/pci/pci.c
index e36c7b87086..0d6ac7a1db4 100644
--- a/arch/sh/drivers/pci/pci.c
+++ b/arch/sh/drivers/pci/pci.c
@@ -19,6 +19,7 @@
#include <linux/kernel.h>
#include <linux/pci.h>
#include <linux/init.h>
+#include <linux/dma-debug.h>
#include <asm/io.h>
static int __init pcibios_init(void)
@@ -43,6 +44,8 @@ static int __init pcibios_init(void)
pci_fixup_irqs(pci_common_swizzle, pcibios_map_platform_irq);
+ dma_debug_add_bus(&pci_bus_type);
+
return 0;
}
subsys_initcall(pcibios_init);
diff --git a/arch/sh/include/asm/dma-mapping.h b/arch/sh/include/asm/dma-mapping.h
index 627315ecdb5..ea9d4f41c9d 100644
--- a/arch/sh/include/asm/dma-mapping.h
+++ b/arch/sh/include/asm/dma-mapping.h
@@ -3,6 +3,7 @@
#include <linux/mm.h>
#include <linux/scatterlist.h>
+#include <linux/dma-debug.h>
#include <asm/cacheflush.h>
#include <asm/io.h>
#include <asm-generic/dma-coherent.h>
@@ -38,16 +39,26 @@ static inline dma_addr_t dma_map_single(struct device *dev,
void *ptr, size_t size,
enum dma_data_direction dir)
{
+ dma_addr_t addr = virt_to_phys(ptr);
+
#if defined(CONFIG_PCI) && !defined(CONFIG_SH_PCIDMA_NONCOHERENT)
if (dev->bus == &pci_bus_type)
- return virt_to_phys(ptr);
+ return addr;
#endif
dma_cache_sync(dev, ptr, size, dir);
- return virt_to_phys(ptr);
+ debug_dma_map_page(dev, virt_to_page(ptr),
+ (unsigned long)ptr & ~PAGE_MASK, size,
+ dir, addr, true);
+
+ return addr;
}
-#define dma_unmap_single(dev, addr, size, dir) do { } while (0)
+static inline void dma_unmap_single(struct device *dev, dma_addr_t addr,
+ size_t size, enum dma_data_direction dir)
+{
+ debug_dma_unmap_page(dev, addr, size, dir, true);
+}
static inline int dma_map_sg(struct device *dev, struct scatterlist *sg,
int nents, enum dma_data_direction dir)
@@ -59,12 +70,19 @@ static inline int dma_map_sg(struct device *dev, struct scatterlist *sg,
dma_cache_sync(dev, sg_virt(&sg[i]), sg[i].length, dir);
#endif
sg[i].dma_address = sg_phys(&sg[i]);
+ sg[i].dma_length = sg[i].length;
}
+ debug_dma_map_sg(dev, sg, nents, i, dir);
+
return nents;
}
-#define dma_unmap_sg(dev, sg, nents, dir) do { } while (0)
+static inline void dma_unmap_sg(struct device *dev, struct scatterlist *sg,
+ int nents, enum dma_data_direction dir)
+{
+ debug_dma_unmap_sg(dev, sg, nents, dir);
+}
static inline dma_addr_t dma_map_page(struct device *dev, struct page *page,
unsigned long offset, size_t size,
@@ -111,6 +129,7 @@ static inline void dma_sync_sg(struct device *dev, struct scatterlist *sg,
dma_cache_sync(dev, sg_virt(&sg[i]), sg[i].length, dir);
#endif
sg[i].dma_address = sg_phys(&sg[i]);
+ sg[i].dma_length = sg[i].length;
}
}
@@ -119,6 +138,7 @@ static inline void dma_sync_single_for_cpu(struct device *dev,
enum dma_data_direction dir)
{
dma_sync_single(dev, dma_handle, size, dir);
+ debug_dma_sync_single_for_cpu(dev, dma_handle, size, dir);
}
static inline void dma_sync_single_for_device(struct device *dev,
@@ -127,6 +147,7 @@ static inline void dma_sync_single_for_device(struct device *dev,
enum dma_data_direction dir)
{
dma_sync_single(dev, dma_handle, size, dir);
+ debug_dma_sync_single_for_device(dev, dma_handle, size, dir);
}
static inline void dma_sync_single_range_for_cpu(struct device *dev,
@@ -136,6 +157,8 @@ static inline void dma_sync_single_range_for_cpu(struct device *dev,
enum dma_data_direction direction)
{
dma_sync_single_for_cpu(dev, dma_handle+offset, size, direction);
+ debug_dma_sync_single_range_for_cpu(dev, dma_handle,
+ offset, size, direction);
}
static inline void dma_sync_single_range_for_device(struct device *dev,
@@ -145,6 +168,8 @@ static inline void dma_sync_single_range_for_device(struct device *dev,
enum dma_data_direction direction)
{
dma_sync_single_for_device(dev, dma_handle+offset, size, direction);
+ debug_dma_sync_single_range_for_device(dev, dma_handle,
+ offset, size, direction);
}
@@ -153,6 +178,7 @@ static inline void dma_sync_sg_for_cpu(struct device *dev,
enum dma_data_direction dir)
{
dma_sync_sg(dev, sg, nelems, dir);
+ debug_dma_sync_sg_for_cpu(dev, sg, nelems, dir);
}
static inline void dma_sync_sg_for_device(struct device *dev,
@@ -160,9 +186,9 @@ static inline void dma_sync_sg_for_device(struct device *dev,
enum dma_data_direction dir)
{
dma_sync_sg(dev, sg, nelems, dir);
+ debug_dma_sync_sg_for_device(dev, sg, nelems, dir);
}
-
static inline int dma_get_cache_alignment(void)
{
/*
diff --git a/arch/sh/include/asm/ptrace.h b/arch/sh/include/asm/ptrace.h
index d3f6caa936b..68e20ff9aa9 100644
--- a/arch/sh/include/asm/ptrace.h
+++ b/arch/sh/include/asm/ptrace.h
@@ -9,7 +9,7 @@
struct pt_regs {
unsigned long long pc;
unsigned long long sr;
- unsigned long long syscall_nr;
+ long long syscall_nr;
unsigned long long regs[63];
unsigned long long tregs[8];
unsigned long long pad[2];
diff --git a/arch/sh/include/asm/scatterlist.h b/arch/sh/include/asm/scatterlist.h
index 2084d037369..c693d268a41 100644
--- a/arch/sh/include/asm/scatterlist.h
+++ b/arch/sh/include/asm/scatterlist.h
@@ -5,12 +5,13 @@
struct scatterlist {
#ifdef CONFIG_DEBUG_SG
- unsigned long sg_magic;
+ unsigned long sg_magic;
#endif
- unsigned long page_link;
- unsigned int offset;/* for highmem, page offset */
- dma_addr_t dma_address;
- unsigned int length;
+ unsigned long page_link;
+ unsigned int offset; /* for highmem, page offset */
+ unsigned int length;
+ dma_addr_t dma_address;
+ unsigned int dma_length;
};
#define ISA_DMA_THRESHOLD PHYS_ADDR_MASK
diff --git a/arch/sh/include/asm/topology.h b/arch/sh/include/asm/topology.h
index a3f23954589..8489a0905a8 100644
--- a/arch/sh/include/asm/topology.h
+++ b/arch/sh/include/asm/topology.h
@@ -37,8 +37,11 @@
#define pcibus_to_node(bus) ((void)(bus), -1)
#define pcibus_to_cpumask(bus) (pcibus_to_node(bus) == -1 ? \
CPU_MASK_ALL : \
- node_to_cpumask(pcibus_to_node(bus)) \
- )
+ node_to_cpumask(pcibus_to_node(bus)))
+#define cpumask_of_pcibus(bus) (pcibus_to_node(bus) == -1 ? \
+ CPU_MASK_ALL_PTR : \
+ cpumask_of_node(pcibus_to_node(bus)))
+
#endif
#include <asm-generic/topology.h>
diff --git a/arch/sh/include/asm/unistd_32.h b/arch/sh/include/asm/unistd_32.h
index d52c000cf92..2efb819e2db 100644
--- a/arch/sh/include/asm/unistd_32.h
+++ b/arch/sh/include/asm/unistd_32.h
@@ -341,8 +341,10 @@
#define __NR_dup3 330
#define __NR_pipe2 331
#define __NR_inotify_init1 332
+#define __NR_preadv 333
+#define __NR_pwritev 334
-#define NR_syscalls 333
+#define NR_syscalls 335
#ifdef __KERNEL__
diff --git a/arch/sh/include/asm/unistd_64.h b/arch/sh/include/asm/unistd_64.h
index 7c54e91753c..6eb9d2934c0 100644
--- a/arch/sh/include/asm/unistd_64.h
+++ b/arch/sh/include/asm/unistd_64.h
@@ -381,10 +381,12 @@
#define __NR_dup3 358
#define __NR_pipe2 359
#define __NR_inotify_init1 360
+#define __NR_preadv 361
+#define __NR_pwritev 362
#ifdef __KERNEL__
-#define NR_syscalls 361
+#define NR_syscalls 363
#define __ARCH_WANT_IPC_PARSE_VERSION
#define __ARCH_WANT_OLD_READDIR
diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7722.c b/arch/sh/kernel/cpu/sh4a/setup-sh7722.c
index 0e5d204bc79..406747f07dc 100644
--- a/arch/sh/kernel/cpu/sh4a/setup-sh7722.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7722.c
@@ -256,7 +256,6 @@ static int __init sh7722_devices_setup(void)
{
clk_always_enable("uram0"); /* URAM */
clk_always_enable("xymem0"); /* XYMEM */
- clk_always_enable("rtc0"); /* RTC */
clk_always_enable("veu0"); /* VEU */
clk_always_enable("vpu0"); /* VPU */
clk_always_enable("jpu0"); /* JPU */
diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7723.c b/arch/sh/kernel/cpu/sh4a/setup-sh7723.c
index 5338dacbcfb..a800466b938 100644
--- a/arch/sh/kernel/cpu/sh4a/setup-sh7723.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7723.c
@@ -267,7 +267,6 @@ static struct platform_device *sh7723_devices[] __initdata = {
static int __init sh7723_devices_setup(void)
{
clk_always_enable("meram0"); /* MERAM */
- clk_always_enable("rtc0"); /* RTC */
clk_always_enable("veu1"); /* VEU2H1 */
clk_always_enable("veu0"); /* VEU2H0 */
clk_always_enable("vpu0"); /* VPU */
diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7786.c b/arch/sh/kernel/cpu/sh4a/setup-sh7786.c
index 5a47e1cf442..90e8cfff55f 100644
--- a/arch/sh/kernel/cpu/sh4a/setup-sh7786.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7786.c
@@ -143,14 +143,14 @@ static void __init sh7786_usb_setup(void)
* Set the PHY and PLL enable bit
*/
__raw_writel(PHY_ENB | PLL_ENB, USBPCTL1);
- while (i-- &&
- ((__raw_readl(USBST) & ACT_PLL_STATUS) != ACT_PLL_STATUS))
+ while (i--) {
+ if (ACT_PLL_STATUS == (__raw_readl(USBST) & ACT_PLL_STATUS)) {
+ /* Set the PHY RST bit */
+ __raw_writel(PHY_ENB | PLL_ENB | PHY_RST, USBPCTL1);
+ printk(KERN_INFO "sh7786 usb setup done\n");
+ break;
+ }
cpu_relax();
-
- if (i) {
- /* Set the PHY RST bit */
- __raw_writel(PHY_ENB | PLL_ENB | PHY_RST, USBPCTL1);
- printk(KERN_INFO "sh7786 usb setup done\n");
}
}
diff --git a/arch/sh/kernel/cpu/sh5/entry.S b/arch/sh/kernel/cpu/sh5/entry.S
index e640c63d581..7e49cb812f8 100644
--- a/arch/sh/kernel/cpu/sh5/entry.S
+++ b/arch/sh/kernel/cpu/sh5/entry.S
@@ -10,6 +10,7 @@
* for more details.
*/
#include <linux/errno.h>
+#include <linux/init.h>
#include <linux/sys.h>
#include <cpu/registers.h>
#include <asm/processor.h>
@@ -2058,10 +2059,10 @@ asm_uaccess_end:
/*
- * --- .text.init Section
+ * --- .init.text Section
*/
- .section .text.init, "ax"
+ __INIT
/*
* void trap_init (void)
diff --git a/arch/sh/kernel/head_32.S b/arch/sh/kernel/head_32.S
index 788605ff708..a78be74b8d3 100644
--- a/arch/sh/kernel/head_32.S
+++ b/arch/sh/kernel/head_32.S
@@ -10,6 +10,7 @@
*
* Head.S contains the SH exception handlers and startup code.
*/
+#include <linux/init.h>
#include <linux/linkage.h>
#include <asm/thread_info.h>
@@ -40,7 +41,7 @@ ENTRY(empty_zero_page)
1:
.skip PAGE_SIZE - empty_zero_page - 1b
- .section .text.head, "ax"
+ __HEAD
/*
* Condition at the entry of _stext:
diff --git a/arch/sh/kernel/head_64.S b/arch/sh/kernel/head_64.S
index 7ccfb995a39..3ea765844c7 100644
--- a/arch/sh/kernel/head_64.S
+++ b/arch/sh/kernel/head_64.S
@@ -8,6 +8,9 @@
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*/
+
+#include <linux/init.h>
+
#include <asm/page.h>
#include <asm/cache.h>
#include <asm/tlb.h>
@@ -110,7 +113,7 @@ empty_bad_pte_table:
fpu_in_use: .quad 0
- .section .text.head, "ax"
+ __HEAD
.balign L1_CACHE_BYTES
/*
* Condition at the entry of __stext:
diff --git a/arch/sh/kernel/sys_sh.c b/arch/sh/kernel/sys_sh.c
index 58dfc02c7af..e3a7e36639e 100644
--- a/arch/sh/kernel/sys_sh.c
+++ b/arch/sh/kernel/sys_sh.c
@@ -63,6 +63,15 @@ asmlinkage long sys_mmap2(unsigned long addr, unsigned long len,
unsigned long prot, unsigned long flags,
unsigned long fd, unsigned long pgoff)
{
+ /*
+ * The shift for mmap2 is constant, regardless of PAGE_SIZE
+ * setting.
+ */
+ if (pgoff & ((1 << (PAGE_SHIFT - 12)) - 1))
+ return -EINVAL;
+
+ pgoff >>= PAGE_SHIFT - 12;
+
return do_mmap2(addr, len, prot, flags, fd, pgoff);
}
diff --git a/arch/sh/kernel/syscalls_32.S b/arch/sh/kernel/syscalls_32.S
index e67c1733e1b..05202edd8e2 100644
--- a/arch/sh/kernel/syscalls_32.S
+++ b/arch/sh/kernel/syscalls_32.S
@@ -349,3 +349,5 @@ ENTRY(sys_call_table)
.long sys_dup3 /* 330 */
.long sys_pipe2
.long sys_inotify_init1
+ .long sys_preadv
+ .long sys_writev
diff --git a/arch/sh/kernel/syscalls_64.S b/arch/sh/kernel/syscalls_64.S
index 557cb91f5ca..a083609f928 100644
--- a/arch/sh/kernel/syscalls_64.S
+++ b/arch/sh/kernel/syscalls_64.S
@@ -387,3 +387,5 @@ sys_call_table:
.long sys_dup3
.long sys_pipe2
.long sys_inotify_init1 /* 360 */
+ .long sys_preadv
+ .long sys_pwritev
diff --git a/arch/sh/kernel/time_32.c b/arch/sh/kernel/time_32.c
index c34e1e0f9b0..1700d2465f6 100644
--- a/arch/sh/kernel/time_32.c
+++ b/arch/sh/kernel/time_32.c
@@ -208,7 +208,7 @@ unsigned long long sched_clock(void)
if (!clocksource_sh.rating)
return (unsigned long long)jiffies * (NSEC_PER_SEC / HZ);
- cycles = clocksource_sh.read();
+ cycles = clocksource_sh.read(&clocksource_sh);
return cyc2ns(&clocksource_sh, cycles);
}
#endif
diff --git a/arch/sh/kernel/timers/timer-tmu.c b/arch/sh/kernel/timers/timer-tmu.c
index c5d3396f596..fe8d8930ccb 100644
--- a/arch/sh/kernel/timers/timer-tmu.c
+++ b/arch/sh/kernel/timers/timer-tmu.c
@@ -81,7 +81,7 @@ static int tmu_timer_stop(void)
*/
static int tmus_are_scaled;
-static cycle_t tmu_timer_read(void)
+static cycle_t tmu_timer_read(struct clocksource *cs)
{
return ((cycle_t)(~_tmu_read(TMU1)))<<tmus_are_scaled;
}
diff --git a/arch/sh/kernel/vmlinux_32.lds.S b/arch/sh/kernel/vmlinux_32.lds.S
index d0b2a715cd1..dd9b2ee1312 100644
--- a/arch/sh/kernel/vmlinux_32.lds.S
+++ b/arch/sh/kernel/vmlinux_32.lds.S
@@ -31,7 +31,7 @@ SECTIONS
} = 0
.text : {
- *(.text.head)
+ HEAD_TEXT
TEXT_TEXT
SCHED_TEXT
LOCK_TEXT
diff --git a/arch/sh/kernel/vmlinux_64.lds.S b/arch/sh/kernel/vmlinux_64.lds.S
index 33fa4645140..69664460c68 100644
--- a/arch/sh/kernel/vmlinux_64.lds.S
+++ b/arch/sh/kernel/vmlinux_64.lds.S
@@ -42,7 +42,7 @@ SECTIONS
} = 0
.text : C_PHYS(.text) {
- *(.text.head)
+ HEAD_TEXT
TEXT_TEXT
*(.text64)
*(.text..SHmedia32)
diff --git a/arch/sh/mm/consistent.c b/arch/sh/mm/consistent.c
index edcd5fbf965..e098ec158dd 100644
--- a/arch/sh/mm/consistent.c
+++ b/arch/sh/mm/consistent.c
@@ -10,11 +10,22 @@
* for more details.
*/
#include <linux/mm.h>
+#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/dma-mapping.h>
+#include <linux/dma-debug.h>
+#include <linux/io.h>
#include <asm/cacheflush.h>
#include <asm/addrspace.h>
-#include <asm/io.h>
+
+#define PREALLOC_DMA_DEBUG_ENTRIES 4096
+
+static int __init dma_init(void)
+{
+ dma_debug_init(PREALLOC_DMA_DEBUG_ENTRIES);
+ return 0;
+}
+fs_initcall(dma_init);
void *dma_alloc_coherent(struct device *dev, size_t size,
dma_addr_t *dma_handle, gfp_t gfp)
@@ -45,6 +56,9 @@ void *dma_alloc_coherent(struct device *dev, size_t size,
split_page(pfn_to_page(virt_to_phys(ret) >> PAGE_SHIFT), order);
*dma_handle = virt_to_phys(ret);
+
+ debug_dma_alloc_coherent(dev, size, *dma_handle, ret_nocache);
+
return ret_nocache;
}
EXPORT_SYMBOL(dma_alloc_coherent);
@@ -56,12 +70,15 @@ void dma_free_coherent(struct device *dev, size_t size,
unsigned long pfn = dma_handle >> PAGE_SHIFT;
int k;
- if (!dma_release_from_coherent(dev, order, vaddr)) {
- WARN_ON(irqs_disabled()); /* for portability */
- for (k = 0; k < (1 << order); k++)
- __free_pages(pfn_to_page(pfn + k), 0);
- iounmap(vaddr);
- }
+ WARN_ON(irqs_disabled()); /* for portability */
+
+ if (dma_release_from_coherent(dev, order, vaddr))
+ return;
+
+ debug_dma_free_coherent(dev, size, vaddr, dma_handle);
+ for (k = 0; k < (1 << order); k++)
+ __free_pages(pfn_to_page(pfn + k), 0);
+ iounmap(vaddr);
}
EXPORT_SYMBOL(dma_free_coherent);