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Make the debug memory functions compile for the core model.

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Jon Smirl 2004-09-30 23:47:45 +00:00
parent a36a6a291d
commit e17abf5d5d
6 changed files with 134 additions and 117 deletions
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4
linux-core/Makefile.kernel
View File

@ -11,10 +11,10 @@ drm-objs := drm_auth.o drm_bufs.o drm_context.o drm_dma.o drm_drawable.o \
drm_drv.o drm_fops.o drm_init.o drm_ioctl.o drm_irq.o \
drm_lock.o drm_memory.o drm_proc.o drm_stub.o drm_vm.o \
drm_sysfs.o drm_pci.o drm_agpsupport.o drm_scatter.o \
drm_sysfs.o
drm_sysfs.o drm_memory_debug.o
tdfx-objs := tdfx_drv.o
r128-objs := r128_drv.o r128_cce.o r128_state.o r128_irq.o
mga-objs := mga_drv.o mga_dma.o mga_state.o mga_warp.o mga_irq.o
mga-objs := mga_drv.o mga_dma.o mga_state.o mga_warp.o mga_irq.o
i810-objs := i810_drv.o i810_dma.o
i830-objs := i830_drv.o i830_dma.o i830_irq.o
i915-objs := i915_drv.o i915_dma.o i915_irq.o i915_mem.o

2
linux-core/drmP.h
View File

@ -176,7 +176,7 @@
*/
#define DRM_MEM_ERROR(area, fmt, arg...) \
printk(KERN_ERR "[" DRM_NAME ":%s:%s] *ERROR* " fmt , __FUNCTION__, \
drm_mem_stats)[area].name , ##arg)
drm_mem_stats[area].name , ##arg)
#define DRM_INFO(fmt, arg...) printk(KERN_INFO "[" DRM_NAME "] " fmt , ##arg)
/**

4
linux-core/drm_memory.c
View File

@ -37,9 +37,7 @@
#include <linux/highmem.h>
#include "drmP.h"
#ifdef DEBUG_MEMORY
#include "drm_memory_debug.h"
#else
#ifndef DEBUG_MEMORY
/** No-op. */
void drm_mem_init(void)

10
linux-core/drm_memory.h
View File

@ -160,9 +160,9 @@ static inline unsigned long drm_follow_page(void *vaddr)
{
return 0;
}
#endif
#ifndef DEBUG_MEMORY
static inline void *drm_ioremap(unsigned long offset, unsigned long size,
drm_device_t * dev)
{
@ -218,3 +218,11 @@ static inline void drm_ioremapfree(void *pt, unsigned long size,
#endif
iounmap(pt);
}
#else
extern void *drm_ioremap(unsigned long offset, unsigned long size,
drm_device_t * dev);
extern void *drm_ioremap_nocache(unsigned long offset,
unsigned long size, drm_device_t * dev);
extern void drm_ioremapfree(void *pt, unsigned long size,
drm_device_t * dev);
#endif

11
linux-core/drm_memory_debug.c
View File

@ -34,6 +34,8 @@
#include <linux/config.h>
#include "drmP.h"
#ifdef DEBUG_MEMORY
typedef struct drm_mem_stats {
const char *name;
int succeed_count;
@ -167,6 +169,7 @@ void *drm_alloc(size_t size, int area)
spin_unlock(&drm_mem_lock);
return pt;
}
EXPORT_SYMBOL(drm_alloc);
void *drm_calloc(size_t nmemb, size_t size, int area)
{
@ -178,6 +181,7 @@ void *drm_calloc(size_t nmemb, size_t size, int area)
return addr;
}
EXPORT_SYMBOL(drm_calloc);
void *drm_realloc(void *oldpt, size_t oldsize, size_t size, int area)
{
@ -191,6 +195,7 @@ void *drm_realloc(void *oldpt, size_t oldsize, size_t size, int area)
}
return pt;
}
EXPORT_SYMBOL(drm_realloc);
void drm_free(void *pt, size_t size, int area)
{
@ -211,6 +216,7 @@ void drm_free(void *pt, size_t size, int area)
free_count, alloc_count);
}
}
EXPORT_SYMBOL(drm_free);
unsigned long drm_alloc_pages(int order, int area)
{
@ -306,6 +312,7 @@ void *drm_ioremap(unsigned long offset, unsigned long size, drm_device_t * dev)
spin_unlock(&drm_mem_lock);
return pt;
}
EXPORT_SYMBOL(drm_ioremap);
void *drm_ioremap_nocache(unsigned long offset, unsigned long size,
drm_device_t * dev)
@ -330,6 +337,7 @@ void *drm_ioremap_nocache(unsigned long offset, unsigned long size,
spin_unlock(&drm_mem_lock);
return pt;
}
EXPORT_SYMBOL(drm_ioremap_nocache);
void drm_ioremapfree(void *pt, unsigned long size, drm_device_t * dev)
{
@ -353,6 +361,7 @@ void drm_ioremapfree(void *pt, unsigned long size, drm_device_t * dev)
free_count, alloc_count);
}
}
EXPORT_SYMBOL(drm_ioremapfree);
#if __OS_HAS_AGP
@ -459,4 +468,6 @@ int drm_unbind_agp(DRM_AGP_MEM * handle)
}
return retcode;
}
#endif
#endif

220
linux-core/drm_memory_debug.h
View File

@ -43,10 +43,10 @@ typedef struct drm_mem_stats {
unsigned long bytes_freed;
} drm_mem_stats_t;
static spinlock_t DRM(mem_lock) = SPIN_LOCK_UNLOCKED;
static unsigned long DRM(ram_available) = 0; /* In pages */
static unsigned long DRM(ram_used) = 0;
static drm_mem_stats_t DRM(mem_stats)[] =
static spinlock_t drm_mem_lock = SPIN_LOCK_UNLOCKED;
static unsigned long drm_ram_available = 0; /* In pages */
static unsigned long drm_ram_used = 0;
static drm_mem_stats_t drm_mem_stats[] =
{
[DRM_MEM_DMA] = {"dmabufs"},
[DRM_MEM_SAREA] = {"sareas"},
@ -73,11 +73,11 @@ static drm_mem_stats_t DRM(mem_stats)[] =
{NULL, 0,} /* Last entry must be null */
};
void DRM(mem_init) (void) {
void drm_mem_init (void) {
drm_mem_stats_t *mem;
struct sysinfo si;
for (mem = DRM(mem_stats); mem->name; ++mem) {
for (mem = drm_mem_stats; mem->name; ++mem) {
mem->succeed_count = 0;
mem->free_count = 0;
mem->fail_count = 0;
@ -86,13 +86,13 @@ void DRM(mem_init) (void) {
}
si_meminfo(&si);
DRM(ram_available) = si.totalram;
DRM(ram_used) = 0;
drm_ram_available = si.totalram;
drm_ram_used = 0;
}
/* drm_mem_info is called whenever a process reads /dev/drm/mem. */
static int DRM(_mem_info) (char *buf, char **start, off_t offset,
static int drm__mem_info (char *buf, char **start, off_t offset,
int request, int *eof, void *data) {
drm_mem_stats_t *pt;
int len = 0;
@ -111,11 +111,11 @@ static int DRM(_mem_info) (char *buf, char **start, off_t offset,
" | allocs bytes\n\n");
DRM_PROC_PRINT("%-9.9s %5d %5d %4d %10lu kB |\n",
"system", 0, 0, 0,
DRM(ram_available) << (PAGE_SHIFT - 10));
drm_ram_available << (PAGE_SHIFT - 10));
DRM_PROC_PRINT("%-9.9s %5d %5d %4d %10lu kB |\n",
"locked", 0, 0, 0, DRM(ram_used) >> 10);
"locked", 0, 0, 0, drm_ram_used >> 10);
DRM_PROC_PRINT("\n");
for (pt = DRM(mem_stats); pt->name; pt++) {
for (pt = drm_mem_stats; pt->name; pt++) {
DRM_PROC_PRINT("%-9.9s %5d %5d %4d %10lu %10lu | %6d %10ld\n",
pt->name,
pt->succeed_count,
@ -134,17 +134,17 @@ static int DRM(_mem_info) (char *buf, char **start, off_t offset,
return len - offset;
}
int DRM(mem_info) (char *buf, char **start, off_t offset,
int drm_mem_info (char *buf, char **start, off_t offset,
int len, int *eof, void *data) {
int ret;
spin_lock(&DRM(mem_lock));
ret = DRM(_mem_info) (buf, start, offset, len, eof, data);
spin_unlock(&DRM(mem_lock));
spin_lock(&drm_mem_lock);
ret = drm__mem_info (buf, start, offset, len, eof, data);
spin_unlock(&drm_mem_lock);
return ret;
}
void *DRM(alloc) (size_t size, int area) {
void *drm_alloc (size_t size, int area) {
void *pt;
if (!size) {
@ -153,41 +153,41 @@ void *DRM(alloc) (size_t size, int area) {
}
if (!(pt = kmalloc(size, GFP_KERNEL))) {
spin_lock(&DRM(mem_lock));
++DRM(mem_stats)[area].fail_count;
spin_unlock(&DRM(mem_lock));
spin_lock(&drm_mem_lock);
++drm_mem_stats[area].fail_count;
spin_unlock(&drm_mem_lock);
return NULL;
}
spin_lock(&DRM(mem_lock));
++DRM(mem_stats)[area].succeed_count;
DRM(mem_stats)[area].bytes_allocated += size;
spin_unlock(&DRM(mem_lock));
spin_lock(&drm_mem_lock);
++drm_mem_stats[area].succeed_count;
drm_mem_stats[area].bytes_allocated += size;
spin_unlock(&drm_mem_lock);
return pt;
}
void *DRM(calloc) (size_t nmemb, size_t size, int area) {
void *drm_calloc (size_t nmemb, size_t size, int area) {
void *addr;
addr = DRM(alloc) (nmemb * size, area);
addr = drm_alloc (nmemb * size, area);
if (addr != NULL)
memset((void *)addr, 0, size * nmemb);
return addr;
}
void *DRM(realloc) (void *oldpt, size_t oldsize, size_t size, int area) {
void *drm_realloc (void *oldpt, size_t oldsize, size_t size, int area) {
void *pt;
if (!(pt = DRM(alloc) (size, area)))
if (!(pt = drm_alloc (size, area)))
return NULL;
if (oldpt && oldsize) {
memcpy(pt, oldpt, oldsize);
DRM(free) (oldpt, oldsize, area);
drm_free (oldpt, oldsize, area);
}
return pt;
}
void DRM(free) (void *pt, size_t size, int area) {
void drm_free (void *pt, size_t size, int area) {
int alloc_count;
int free_count;
@ -195,43 +195,43 @@ void DRM(free) (void *pt, size_t size, int area) {
DRM_MEM_ERROR(area, "Attempt to free NULL pointer\n");
else
kfree(pt);
spin_lock(&DRM(mem_lock));
DRM(mem_stats)[area].bytes_freed += size;
free_count = ++DRM(mem_stats)[area].free_count;
alloc_count = DRM(mem_stats)[area].succeed_count;
spin_unlock(&DRM(mem_lock));
spin_lock(&drm_mem_lock);
drm_mem_stats[area].bytes_freed += size;
free_count = ++drm_mem_stats[area].free_count;
alloc_count = drm_mem_stats[area].succeed_count;
spin_unlock(&drm_mem_lock);
if (free_count > alloc_count) {
DRM_MEM_ERROR(area, "Excess frees: %d frees, %d allocs\n",
free_count, alloc_count);
}
}
unsigned long DRM(alloc_pages) (int order, int area) {
unsigned long drm_alloc_pages (int order, int area) {
unsigned long address;
unsigned long bytes = PAGE_SIZE << order;
unsigned long addr;
unsigned int sz;
spin_lock(&DRM(mem_lock));
if ((DRM(ram_used) >> PAGE_SHIFT)
> (DRM_RAM_PERCENT * DRM(ram_available)) / 100) {
spin_unlock(&DRM(mem_lock));
spin_lock(&drm_mem_lock);
if ((drm_ram_used >> PAGE_SHIFT)
> (DRM_RAM_PERCENT * drm_ram_available) / 100) {
spin_unlock(&drm_mem_lock);
return 0;
}
spin_unlock(&DRM(mem_lock));
spin_unlock(&drm_mem_lock);
address = __get_free_pages(GFP_KERNEL, order);
if (!address) {
spin_lock(&DRM(mem_lock));
++DRM(mem_stats)[area].fail_count;
spin_unlock(&DRM(mem_lock));
spin_lock(&drm_mem_lock);
++drm_mem_stats[area].fail_count;
spin_unlock(&drm_mem_lock);
return 0;
}
spin_lock(&DRM(mem_lock));
++DRM(mem_stats)[area].succeed_count;
DRM(mem_stats)[area].bytes_allocated += bytes;
DRM(ram_used) += bytes;
spin_unlock(&DRM(mem_lock));
spin_lock(&drm_mem_lock);
++drm_mem_stats[area].succeed_count;
drm_mem_stats[area].bytes_allocated += bytes;
drm_ram_used += bytes;
spin_unlock(&drm_mem_lock);
/* Zero outside the lock */
memset((void *)address, 0, bytes);
@ -245,7 +245,7 @@ unsigned long DRM(alloc_pages) (int order, int area) {
return address;
}
void DRM(free_pages) (unsigned long address, int order, int area) {
void drm_free_pages (unsigned long address, int order, int area) {
unsigned long bytes = PAGE_SIZE << order;
int alloc_count;
int free_count;
@ -263,12 +263,12 @@ void DRM(free_pages) (unsigned long address, int order, int area) {
free_pages(address, order);
}
spin_lock(&DRM(mem_lock));
free_count = ++DRM(mem_stats)[area].free_count;
alloc_count = DRM(mem_stats)[area].succeed_count;
DRM(mem_stats)[area].bytes_freed += bytes;
DRM(ram_used) -= bytes;
spin_unlock(&DRM(mem_lock));
spin_lock(&drm_mem_lock);
free_count = ++drm_mem_stats[area].free_count;
alloc_count = drm_mem_stats[area].succeed_count;
drm_mem_stats[area].bytes_freed += bytes;
drm_ram_used -= bytes;
spin_unlock(&drm_mem_lock);
if (free_count > alloc_count) {
DRM_MEM_ERROR(area,
"Excess frees: %d frees, %d allocs\n",
@ -276,7 +276,7 @@ void DRM(free_pages) (unsigned long address, int order, int area) {
}
}
void *DRM(ioremap) (unsigned long offset, unsigned long size,
void *drm_ioremap (unsigned long offset, unsigned long size,
drm_device_t * dev) {
void *pt;
@ -287,19 +287,19 @@ void *DRM(ioremap) (unsigned long offset, unsigned long size,
}
if (!(pt = drm_ioremap(offset, size, dev))) {
spin_lock(&DRM(mem_lock));
++DRM(mem_stats)[DRM_MEM_MAPPINGS].fail_count;
spin_unlock(&DRM(mem_lock));
spin_lock(&drm_mem_lock);
++drm_mem_stats[DRM_MEM_MAPPINGS].fail_count;
spin_unlock(&drm_mem_lock);
return NULL;
}
spin_lock(&DRM(mem_lock));
++DRM(mem_stats)[DRM_MEM_MAPPINGS].succeed_count;
DRM(mem_stats)[DRM_MEM_MAPPINGS].bytes_allocated += size;
spin_unlock(&DRM(mem_lock));
spin_lock(&drm_mem_lock);
++drm_mem_stats[DRM_MEM_MAPPINGS].succeed_count;
drm_mem_stats[DRM_MEM_MAPPINGS].bytes_allocated += size;
spin_unlock(&drm_mem_lock);
return pt;
}
void *DRM(ioremap_nocache) (unsigned long offset, unsigned long size,
void *drm_ioremap_nocache (unsigned long offset, unsigned long size,
drm_device_t * dev) {
void *pt;
@ -310,19 +310,19 @@ void *DRM(ioremap_nocache) (unsigned long offset, unsigned long size,
}
if (!(pt = drm_ioremap_nocache(offset, size, dev))) {
spin_lock(&DRM(mem_lock));
++DRM(mem_stats)[DRM_MEM_MAPPINGS].fail_count;
spin_unlock(&DRM(mem_lock));
spin_lock(&drm_mem_lock);
++drm_mem_stats[DRM_MEM_MAPPINGS].fail_count;
spin_unlock(&drm_mem_lock);
return NULL;
}
spin_lock(&DRM(mem_lock));
++DRM(mem_stats)[DRM_MEM_MAPPINGS].succeed_count;
DRM(mem_stats)[DRM_MEM_MAPPINGS].bytes_allocated += size;
spin_unlock(&DRM(mem_lock));
spin_lock(&drm_mem_lock);
++drm_mem_stats[DRM_MEM_MAPPINGS].succeed_count;
drm_mem_stats[DRM_MEM_MAPPINGS].bytes_allocated += size;
spin_unlock(&drm_mem_lock);
return pt;
}
void DRM(ioremapfree) (void *pt, unsigned long size, drm_device_t * dev) {
void drm_ioremapfree (void *pt, unsigned long size, drm_device_t * dev) {
int alloc_count;
int free_count;
@ -332,11 +332,11 @@ void DRM(ioremapfree) (void *pt, unsigned long size, drm_device_t * dev) {
else
drm_ioremapfree(pt, size, dev);
spin_lock(&DRM(mem_lock));
DRM(mem_stats)[DRM_MEM_MAPPINGS].bytes_freed += size;
free_count = ++DRM(mem_stats)[DRM_MEM_MAPPINGS].free_count;
alloc_count = DRM(mem_stats)[DRM_MEM_MAPPINGS].succeed_count;
spin_unlock(&DRM(mem_lock));
spin_lock(&drm_mem_lock);
drm_mem_stats[DRM_MEM_MAPPINGS].bytes_freed += size;
free_count = ++drm_mem_stats[DRM_MEM_MAPPINGS].free_count;
alloc_count = drm_mem_stats[DRM_MEM_MAPPINGS].succeed_count;
spin_unlock(&drm_mem_lock);
if (free_count > alloc_count) {
DRM_MEM_ERROR(DRM_MEM_MAPPINGS,
"Excess frees: %d frees, %d allocs\n",
@ -346,7 +346,7 @@ void DRM(ioremapfree) (void *pt, unsigned long size, drm_device_t * dev) {
#if __OS_HAS_AGP
DRM_AGP_MEM *DRM(alloc_agp) (int pages, u32 type) {
DRM_AGP_MEM *drm_alloc_agp (int pages, u32 type) {
DRM_AGP_MEM *handle;
if (!pages) {
@ -354,21 +354,21 @@ DRM_AGP_MEM *DRM(alloc_agp) (int pages, u32 type) {
return NULL;
}
if ((handle = DRM(agp_allocate_memory) (pages, type))) {
spin_lock(&DRM(mem_lock));
++DRM(mem_stats)[DRM_MEM_TOTALAGP].succeed_count;
DRM(mem_stats)[DRM_MEM_TOTALAGP].bytes_allocated
if ((handle = drm_agp_allocate_memory (pages, type))) {
spin_lock(&drm_mem_lock);
++drm_mem_stats[DRM_MEM_TOTALAGP].succeed_count;
drm_mem_stats[DRM_MEM_TOTALAGP].bytes_allocated
+= pages << PAGE_SHIFT;
spin_unlock(&DRM(mem_lock));
spin_unlock(&drm_mem_lock);
return handle;
}
spin_lock(&DRM(mem_lock));
++DRM(mem_stats)[DRM_MEM_TOTALAGP].fail_count;
spin_unlock(&DRM(mem_lock));
spin_lock(&drm_mem_lock);
++drm_mem_stats[DRM_MEM_TOTALAGP].fail_count;
spin_unlock(&drm_mem_lock);
return NULL;
}
int DRM(free_agp) (DRM_AGP_MEM * handle, int pages) {
int drm_free_agp (DRM_AGP_MEM * handle, int pages) {
int alloc_count;
int free_count;
int retval = -EINVAL;
@ -379,13 +379,13 @@ int DRM(free_agp) (DRM_AGP_MEM * handle, int pages) {
return retval;
}
if (DRM(agp_free_memory) (handle)) {
spin_lock(&DRM(mem_lock));
free_count = ++DRM(mem_stats)[DRM_MEM_TOTALAGP].free_count;
alloc_count = DRM(mem_stats)[DRM_MEM_TOTALAGP].succeed_count;
DRM(mem_stats)[DRM_MEM_TOTALAGP].bytes_freed
if (drm_agp_free_memory (handle)) {
spin_lock(&drm_mem_lock);
free_count = ++drm_mem_stats[DRM_MEM_TOTALAGP].free_count;
alloc_count = drm_mem_stats[DRM_MEM_TOTALAGP].succeed_count;
drm_mem_stats[DRM_MEM_TOTALAGP].bytes_freed
+= pages << PAGE_SHIFT;
spin_unlock(&DRM(mem_lock));
spin_unlock(&drm_mem_lock);
if (free_count > alloc_count) {
DRM_MEM_ERROR(DRM_MEM_TOTALAGP,
"Excess frees: %d frees, %d allocs\n",
@ -396,7 +396,7 @@ int DRM(free_agp) (DRM_AGP_MEM * handle, int pages) {
return retval;
}
int DRM(bind_agp) (DRM_AGP_MEM * handle, unsigned int start) {
int drm_bind_agp (DRM_AGP_MEM * handle, unsigned int start) {
int retcode = -EINVAL;
if (!handle) {
@ -405,21 +405,21 @@ int DRM(bind_agp) (DRM_AGP_MEM * handle, unsigned int start) {
return retcode;
}
if (!(retcode = DRM(agp_bind_memory) (handle, start))) {
spin_lock(&DRM(mem_lock));
++DRM(mem_stats)[DRM_MEM_BOUNDAGP].succeed_count;
DRM(mem_stats)[DRM_MEM_BOUNDAGP].bytes_allocated
if (!(retcode = drm_agp_bind_memory (handle, start))) {
spin_lock(&drm_mem_lock);
++drm_mem_stats[DRM_MEM_BOUNDAGP].succeed_count;
drm_mem_stats[DRM_MEM_BOUNDAGP].bytes_allocated
+= handle->page_count << PAGE_SHIFT;
spin_unlock(&DRM(mem_lock));
spin_unlock(&drm_mem_lock);
return retcode;
}
spin_lock(&DRM(mem_lock));
++DRM(mem_stats)[DRM_MEM_BOUNDAGP].fail_count;
spin_unlock(&DRM(mem_lock));
spin_lock(&drm_mem_lock);
++drm_mem_stats[DRM_MEM_BOUNDAGP].fail_count;
spin_unlock(&drm_mem_lock);
return retcode;
}
int DRM(unbind_agp) (DRM_AGP_MEM * handle) {
int drm_unbind_agp (DRM_AGP_MEM * handle) {
int alloc_count;
int free_count;
int retcode = -EINVAL;
@ -430,14 +430,14 @@ int DRM(unbind_agp) (DRM_AGP_MEM * handle) {
return retcode;
}
if ((retcode = DRM(agp_unbind_memory) (handle)))
if ((retcode = drm_agp_unbind_memory (handle)))
return retcode;
spin_lock(&DRM(mem_lock));
free_count = ++DRM(mem_stats)[DRM_MEM_BOUNDAGP].free_count;
alloc_count = DRM(mem_stats)[DRM_MEM_BOUNDAGP].succeed_count;
DRM(mem_stats)[DRM_MEM_BOUNDAGP].bytes_freed
spin_lock(&drm_mem_lock);
free_count = ++drm_mem_stats[DRM_MEM_BOUNDAGP].free_count;
alloc_count = drm_mem_stats[DRM_MEM_BOUNDAGP].succeed_count;
drm_mem_stats[DRM_MEM_BOUNDAGP].bytes_freed
+= handle->page_count << PAGE_SHIFT;
spin_unlock(&DRM(mem_lock));
spin_unlock(&drm_mem_lock);
if (free_count > alloc_count) {
DRM_MEM_ERROR(DRM_MEM_BOUNDAGP,
"Excess frees: %d frees, %d allocs\n",