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-rw-r--r--arch/arm/mach-ixp4xx/Kconfig5
-rw-r--r--arch/arm/mach-ixp4xx/fsg-setup.c9
-rw-r--r--arch/arm/mach-ixp4xx/include/mach/dma.h21
-rw-r--r--arch/arm/mach-ixp4xx/include/mach/gpio.h3
-rw-r--r--arch/arm/mach-ixp4xx/include/mach/io.h4
-rw-r--r--arch/arm/mach-ixp4xx/include/mach/memory.h13
-rw-r--r--arch/arm/mach-ixp4xx/include/mach/qmgr.h35
-rw-r--r--arch/arm/mach-ixp4xx/ixp4xx_qmgr.c44
-rw-r--r--arch/arm/mach-ixp4xx/nas100d-setup.c5
-rw-r--r--arch/arm/mach-ixp4xx/nslu2-setup.c5
10 files changed, 79 insertions, 65 deletions
diff --git a/arch/arm/mach-ixp4xx/Kconfig b/arch/arm/mach-ixp4xx/Kconfig
index db8b5fe06c0..2c5a02b8520 100644
--- a/arch/arm/mach-ixp4xx/Kconfig
+++ b/arch/arm/mach-ixp4xx/Kconfig
@@ -167,11 +167,6 @@ config MACH_GTWX5715
comment "IXP4xx Options"
-config DMABOUNCE
- bool
- default y
- depends on PCI
-
config IXP4XX_INDIRECT_PCI
bool "Use indirect PCI memory access"
depends on PCI
diff --git a/arch/arm/mach-ixp4xx/fsg-setup.c b/arch/arm/mach-ixp4xx/fsg-setup.c
index e7c6386782e..5add22fc989 100644
--- a/arch/arm/mach-ixp4xx/fsg-setup.c
+++ b/arch/arm/mach-ixp4xx/fsg-setup.c
@@ -177,7 +177,6 @@ static irqreturn_t fsg_reset_handler(int irq, void *dev_id)
static void __init fsg_init(void)
{
- DECLARE_MAC_BUF(mac_buf);
uint8_t __iomem *f;
ixp4xx_sys_init();
@@ -256,10 +255,10 @@ static void __init fsg_init(void)
#endif
iounmap(f);
}
- printk(KERN_INFO "FSG: Using MAC address %s for port 0\n",
- print_mac(mac_buf, fsg_plat_eth[0].hwaddr));
- printk(KERN_INFO "FSG: Using MAC address %s for port 1\n",
- print_mac(mac_buf, fsg_plat_eth[1].hwaddr));
+ printk(KERN_INFO "FSG: Using MAC address %pM for port 0\n",
+ fsg_plat_eth[0].hwaddr);
+ printk(KERN_INFO "FSG: Using MAC address %pM for port 1\n",
+ fsg_plat_eth[1].hwaddr);
}
diff --git a/arch/arm/mach-ixp4xx/include/mach/dma.h b/arch/arm/mach-ixp4xx/include/mach/dma.h
deleted file mode 100644
index 00c5070c020..00000000000
--- a/arch/arm/mach-ixp4xx/include/mach/dma.h
+++ /dev/null
@@ -1,21 +0,0 @@
-/*
- * arch/arm/mach-ixp4xx/include/mach/dma.h
- *
- * Copyright (C) 2001-2004 MontaVista Software, Inc.
- *
- * 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.
- *
- */
-#ifndef __ASM_ARCH_DMA_H
-#define __ASM_ARCH_DMA_H
-
-#include <linux/device.h>
-#include <asm/page.h>
-#include <asm/sizes.h>
-#include <mach/hardware.h>
-
-#define MAX_DMA_ADDRESS (PAGE_OFFSET + SZ_64M)
-
-#endif /* _ASM_ARCH_DMA_H */
diff --git a/arch/arm/mach-ixp4xx/include/mach/gpio.h b/arch/arm/mach-ixp4xx/include/mach/gpio.h
index 9fbde177920..cd5aec26c07 100644
--- a/arch/arm/mach-ixp4xx/include/mach/gpio.h
+++ b/arch/arm/mach-ixp4xx/include/mach/gpio.h
@@ -25,6 +25,7 @@
#ifndef __ASM_ARCH_IXP4XX_GPIO_H
#define __ASM_ARCH_IXP4XX_GPIO_H
+#include <linux/kernel.h>
#include <mach/hardware.h>
static inline int gpio_request(unsigned gpio, const char *label)
@@ -34,6 +35,8 @@ static inline int gpio_request(unsigned gpio, const char *label)
static inline void gpio_free(unsigned gpio)
{
+ might_sleep();
+
return;
}
diff --git a/arch/arm/mach-ixp4xx/include/mach/io.h b/arch/arm/mach-ixp4xx/include/mach/io.h
index 319948e31be..ce63048d45e 100644
--- a/arch/arm/mach-ixp4xx/include/mach/io.h
+++ b/arch/arm/mach-ixp4xx/include/mach/io.h
@@ -49,8 +49,6 @@ extern int ixp4xx_pci_write(u32 addr, u32 cmd, u32 data);
#else
-#include <linux/mm.h>
-
/*
* In the case of using indirect PCI, we simply return the actual PCI
* address and our read/write implementation use that to drive the
@@ -241,7 +239,7 @@ __ixp4xx_readsl(const volatile void __iomem *bus_addr, u32 *vaddr, u32 count)
#ifndef CONFIG_PCI
-#define __io(v) v
+#define __io(v) __typesafe_io(v)
#else
diff --git a/arch/arm/mach-ixp4xx/include/mach/memory.h b/arch/arm/mach-ixp4xx/include/mach/memory.h
index c4d2830ac98..98f5e5e2098 100644
--- a/arch/arm/mach-ixp4xx/include/mach/memory.h
+++ b/arch/arm/mach-ixp4xx/include/mach/memory.h
@@ -22,19 +22,8 @@ void ixp4xx_adjust_zones(int node, unsigned long *size, unsigned long *holes);
ixp4xx_adjust_zones(node, size, holes)
#define ISA_DMA_THRESHOLD (SZ_64M - 1)
+#define MAX_DMA_ADDRESS (PAGE_OFFSET + SZ_64M)
#endif
-/*
- * Virtual view <-> DMA view memory address translations
- * virt_to_bus: Used to translate the virtual address to an
- * address suitable to be passed to set_dma_addr
- * bus_to_virt: Used to convert an address for DMA operations
- * to an address that the kernel can use.
- *
- * These are dummies for now.
- */
-#define __virt_to_bus(x) __virt_to_phys(x)
-#define __bus_to_virt(x) __phys_to_virt(x)
-
#endif
diff --git a/arch/arm/mach-ixp4xx/include/mach/qmgr.h b/arch/arm/mach-ixp4xx/include/mach/qmgr.h
index 1e52b95cede..0cbe6ceb67c 100644
--- a/arch/arm/mach-ixp4xx/include/mach/qmgr.h
+++ b/arch/arm/mach-ixp4xx/include/mach/qmgr.h
@@ -12,6 +12,8 @@
#include <linux/io.h>
#include <linux/kernel.h>
+#define DEBUG_QMGR 0
+
#define HALF_QUEUES 32
#define QUEUES 64 /* only 32 lower queues currently supported */
#define MAX_QUEUE_LENGTH 4 /* in dwords */
@@ -61,22 +63,51 @@ void qmgr_enable_irq(unsigned int queue);
void qmgr_disable_irq(unsigned int queue);
/* request_ and release_queue() must be called from non-IRQ context */
+
+#if DEBUG_QMGR
+extern char qmgr_queue_descs[QUEUES][32];
+
int qmgr_request_queue(unsigned int queue, unsigned int len /* dwords */,
unsigned int nearly_empty_watermark,
- unsigned int nearly_full_watermark);
+ unsigned int nearly_full_watermark,
+ const char *desc_format, const char* name);
+#else
+int __qmgr_request_queue(unsigned int queue, unsigned int len /* dwords */,
+ unsigned int nearly_empty_watermark,
+ unsigned int nearly_full_watermark);
+#define qmgr_request_queue(queue, len, nearly_empty_watermark, \
+ nearly_full_watermark, desc_format, name) \
+ __qmgr_request_queue(queue, len, nearly_empty_watermark, \
+ nearly_full_watermark)
+#endif
+
void qmgr_release_queue(unsigned int queue);
static inline void qmgr_put_entry(unsigned int queue, u32 val)
{
extern struct qmgr_regs __iomem *qmgr_regs;
+#if DEBUG_QMGR
+ BUG_ON(!qmgr_queue_descs[queue]); /* not yet requested */
+
+ printk(KERN_DEBUG "Queue %s(%i) put %X\n",
+ qmgr_queue_descs[queue], queue, val);
+#endif
__raw_writel(val, &qmgr_regs->acc[queue][0]);
}
static inline u32 qmgr_get_entry(unsigned int queue)
{
+ u32 val;
extern struct qmgr_regs __iomem *qmgr_regs;
- return __raw_readl(&qmgr_regs->acc[queue][0]);
+ val = __raw_readl(&qmgr_regs->acc[queue][0]);
+#if DEBUG_QMGR
+ BUG_ON(!qmgr_queue_descs[queue]); /* not yet requested */
+
+ printk(KERN_DEBUG "Queue %s(%i) get %X\n",
+ qmgr_queue_descs[queue], queue, val);
+#endif
+ return val;
}
static inline int qmgr_get_stat1(unsigned int queue)
diff --git a/arch/arm/mach-ixp4xx/ixp4xx_qmgr.c b/arch/arm/mach-ixp4xx/ixp4xx_qmgr.c
index c6cb069a5a8..bfddc73d0a2 100644
--- a/arch/arm/mach-ixp4xx/ixp4xx_qmgr.c
+++ b/arch/arm/mach-ixp4xx/ixp4xx_qmgr.c
@@ -14,8 +14,6 @@
#include <linux/module.h>
#include <mach/qmgr.h>
-#define DEBUG 0
-
struct qmgr_regs __iomem *qmgr_regs;
static struct resource *mem_res;
static spinlock_t qmgr_lock;
@@ -23,6 +21,10 @@ static u32 used_sram_bitmap[4]; /* 128 16-dword pages */
static void (*irq_handlers[HALF_QUEUES])(void *pdev);
static void *irq_pdevs[HALF_QUEUES];
+#if DEBUG_QMGR
+char qmgr_queue_descs[QUEUES][32];
+#endif
+
void qmgr_set_irq(unsigned int queue, int src,
void (*handler)(void *pdev), void *pdev)
{
@@ -70,6 +72,7 @@ void qmgr_disable_irq(unsigned int queue)
spin_lock_irqsave(&qmgr_lock, flags);
__raw_writel(__raw_readl(&qmgr_regs->irqen[0]) & ~(1 << queue),
&qmgr_regs->irqen[0]);
+ __raw_writel(1 << queue, &qmgr_regs->irqstat[0]); /* clear */
spin_unlock_irqrestore(&qmgr_lock, flags);
}
@@ -81,9 +84,16 @@ static inline void shift_mask(u32 *mask)
mask[0] <<= 1;
}
+#if DEBUG_QMGR
int qmgr_request_queue(unsigned int queue, unsigned int len /* dwords */,
unsigned int nearly_empty_watermark,
- unsigned int nearly_full_watermark)
+ unsigned int nearly_full_watermark,
+ const char *desc_format, const char* name)
+#else
+int __qmgr_request_queue(unsigned int queue, unsigned int len /* dwords */,
+ unsigned int nearly_empty_watermark,
+ unsigned int nearly_full_watermark)
+#endif
{
u32 cfg, addr = 0, mask[4]; /* in 16-dwords */
int err;
@@ -151,12 +161,13 @@ int qmgr_request_queue(unsigned int queue, unsigned int len /* dwords */,
used_sram_bitmap[2] |= mask[2];
used_sram_bitmap[3] |= mask[3];
__raw_writel(cfg | (addr << 14), &qmgr_regs->sram[queue]);
- spin_unlock_irq(&qmgr_lock);
-
-#if DEBUG
- printk(KERN_DEBUG "qmgr: requested queue %i, addr = 0x%02X\n",
- queue, addr);
+#if DEBUG_QMGR
+ snprintf(qmgr_queue_descs[queue], sizeof(qmgr_queue_descs[0]),
+ desc_format, name);
+ printk(KERN_DEBUG "qmgr: requested queue %s(%i) addr = 0x%02X\n",
+ qmgr_queue_descs[queue], queue, addr);
#endif
+ spin_unlock_irq(&qmgr_lock);
return 0;
err:
@@ -189,6 +200,11 @@ void qmgr_release_queue(unsigned int queue)
while (addr--)
shift_mask(mask);
+#if DEBUG_QMGR
+ printk(KERN_DEBUG "qmgr: releasing queue %s(%i)\n",
+ qmgr_queue_descs[queue], queue);
+ qmgr_queue_descs[queue][0] = '\x0';
+#endif
__raw_writel(0, &qmgr_regs->sram[queue]);
used_sram_bitmap[0] &= ~mask[0];
@@ -199,9 +215,10 @@ void qmgr_release_queue(unsigned int queue)
spin_unlock_irq(&qmgr_lock);
module_put(THIS_MODULE);
-#if DEBUG
- printk(KERN_DEBUG "qmgr: released queue %i\n", queue);
-#endif
+
+ while ((addr = qmgr_get_entry(queue)))
+ printk(KERN_ERR "qmgr: released queue %i not empty: 0x%08X\n",
+ queue, addr);
}
static int qmgr_init(void)
@@ -272,5 +289,10 @@ EXPORT_SYMBOL(qmgr_regs);
EXPORT_SYMBOL(qmgr_set_irq);
EXPORT_SYMBOL(qmgr_enable_irq);
EXPORT_SYMBOL(qmgr_disable_irq);
+#if DEBUG_QMGR
+EXPORT_SYMBOL(qmgr_queue_descs);
EXPORT_SYMBOL(qmgr_request_queue);
+#else
+EXPORT_SYMBOL(__qmgr_request_queue);
+#endif
EXPORT_SYMBOL(qmgr_release_queue);
diff --git a/arch/arm/mach-ixp4xx/nas100d-setup.c b/arch/arm/mach-ixp4xx/nas100d-setup.c
index 0acd95ecf27..921c947b5b6 100644
--- a/arch/arm/mach-ixp4xx/nas100d-setup.c
+++ b/arch/arm/mach-ixp4xx/nas100d-setup.c
@@ -231,7 +231,6 @@ static irqreturn_t nas100d_reset_handler(int irq, void *dev_id)
static void __init nas100d_init(void)
{
- DECLARE_MAC_BUF(mac_buf);
uint8_t __iomem *f;
int i;
@@ -294,8 +293,8 @@ static void __init nas100d_init(void)
#endif
iounmap(f);
}
- printk(KERN_INFO "NAS100D: Using MAC address %s for port 0\n",
- print_mac(mac_buf, nas100d_plat_eth[0].hwaddr));
+ printk(KERN_INFO "NAS100D: Using MAC address %pM for port 0\n",
+ nas100d_plat_eth[0].hwaddr);
}
diff --git a/arch/arm/mach-ixp4xx/nslu2-setup.c b/arch/arm/mach-ixp4xx/nslu2-setup.c
index bc9d920ae54..ff6a08d02cc 100644
--- a/arch/arm/mach-ixp4xx/nslu2-setup.c
+++ b/arch/arm/mach-ixp4xx/nslu2-setup.c
@@ -220,7 +220,6 @@ static struct sys_timer nslu2_timer = {
static void __init nslu2_init(void)
{
- DECLARE_MAC_BUF(mac_buf);
uint8_t __iomem *f;
int i;
@@ -275,8 +274,8 @@ static void __init nslu2_init(void)
#endif
iounmap(f);
}
- printk(KERN_INFO "NSLU2: Using MAC address %s for port 0\n",
- print_mac(mac_buf, nslu2_plat_eth[0].hwaddr));
+ printk(KERN_INFO "NSLU2: Using MAC address %pM for port 0\n",
+ nslu2_plat_eth[0].hwaddr);
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-30 05:49:54 +0000