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-rw-r--r--linux-core/drmP.h22
-rw-r--r--linux-core/drm_bufs.c8
-rw-r--r--linux-core/drm_memory.c23
-rw-r--r--linux-core/drm_memory.h76
-rw-r--r--linux-core/drm_memory_debug.c73
-rw-r--r--linux-core/drm_memory_debug.h68
-rw-r--r--linux-core/drm_vm.c2
7 files changed, 32 insertions, 240 deletions
diff --git a/linux-core/drmP.h b/linux-core/drmP.h
index ecb03181..af8a544d 100644
--- a/linux-core/drmP.h
+++ b/linux-core/drmP.h
@@ -1457,26 +1457,8 @@ extern int drm_fence_buffer_objects(drm_file_t * priv,
drm_fence_object_t *fence,
drm_fence_object_t **used_fence);
-
-/* Inline replacements for DRM_IOREMAP macros */
-static __inline__ void drm_core_ioremap(struct drm_map *map,
- struct drm_device *dev)
-{
- map->handle = drm_ioremap(map->offset, map->size, dev);
-}
-
-static __inline__ void drm_core_ioremap_nocache(struct drm_map *map,
- struct drm_device *dev)
-{
- map->handle = drm_ioremap_nocache(map->offset, map->size, dev);
-}
-
-static __inline__ void drm_core_ioremapfree(struct drm_map *map,
- struct drm_device *dev)
-{
- if (map->handle && map->size)
- drm_ioremapfree(map->handle, map->size, dev);
-}
+extern void drm_core_ioremap(struct drm_map *map, struct drm_device *dev);
+extern void drm_core_ioremapfree(struct drm_map *map, struct drm_device *dev);
static __inline__ struct drm_map *drm_core_findmap(struct drm_device *dev,
unsigned int token)
diff --git a/linux-core/drm_bufs.c b/linux-core/drm_bufs.c
index 1ff191ad..8793ba0e 100644
--- a/linux-core/drm_bufs.c
+++ b/linux-core/drm_bufs.c
@@ -179,7 +179,7 @@ static int drm_addmap_core(drm_device_t * dev, unsigned int offset,
}
}
if (map->type == _DRM_REGISTERS)
- map->handle = drm_ioremap(map->offset, map->size, dev);
+ map->handle = ioremap(map->offset, map->size);
break;
case _DRM_SHM:
list = drm_find_matching_map(dev, map);
@@ -279,6 +279,8 @@ static int drm_addmap_core(drm_device_t * dev, unsigned int offset,
list = drm_alloc(sizeof(*list), DRM_MEM_MAPS);
if (!list) {
+ if (map->type == _DRM_REGISTERS)
+ iounmap(map->handle);
drm_free(map, sizeof(*map), DRM_MEM_MAPS);
return -EINVAL;
}
@@ -295,6 +297,8 @@ static int drm_addmap_core(drm_device_t * dev, unsigned int offset,
ret = drm_map_handle(dev, &list->hash, user_token, 0);
if (ret) {
+ if (map->type == _DRM_REGISTERS)
+ iounmap(map->handle);
drm_free(map, sizeof(*map), DRM_MEM_MAPS);
drm_free(list, sizeof(*list), DRM_MEM_MAPS);
mutex_unlock(&dev->struct_mutex);
@@ -402,7 +406,7 @@ int drm_rmmap_locked(drm_device_t *dev, drm_local_map_t *map)
switch (map->type) {
case _DRM_REGISTERS:
- drm_ioremapfree(map->handle, map->size, dev);
+ iounmap(map->handle);
/* FALLTHROUGH */
case _DRM_FRAME_BUFFER:
if (drm_core_has_MTRR(dev) && map->mtrr >= 0) {
diff --git a/linux-core/drm_memory.c b/linux-core/drm_memory.c
index 10f43f41..62f54b67 100644
--- a/linux-core/drm_memory.c
+++ b/linux-core/drm_memory.c
@@ -244,3 +244,26 @@ int drm_unbind_agp(DRM_AGP_MEM * handle)
}
#endif /* agp */
#endif /* debug_memory */
+
+void drm_core_ioremap(struct drm_map *map, struct drm_device *dev)
+{
+ if (drm_core_has_AGP(dev) &&
+ dev->agp && dev->agp->cant_use_aperture && map->type == _DRM_AGP)
+ map->handle = agp_remap(map->offset, map->size, dev);
+ else
+ map->handle = ioremap(map->offset, map->size);
+}
+EXPORT_SYMBOL_GPL(drm_core_ioremap);
+
+void drm_core_ioremapfree(struct drm_map *map, struct drm_device *dev)
+{
+ if (!map->handle || !map->size)
+ return;
+
+ if (drm_core_has_AGP(dev) &&
+ dev->agp && dev->agp->cant_use_aperture && map->type == _DRM_AGP)
+ vunmap(map->handle);
+ else
+ iounmap(map->handle);
+}
+EXPORT_SYMBOL_GPL(drm_core_ioremapfree);
diff --git a/linux-core/drm_memory.h b/linux-core/drm_memory.h
index c299e25a..32b89e5f 100644
--- a/linux-core/drm_memory.h
+++ b/linux-core/drm_memory.h
@@ -122,19 +122,6 @@ static inline void *agp_remap(unsigned long offset, unsigned long size,
return addr;
}
-static inline unsigned long drm_follow_page(void *vaddr)
-{
- pgd_t *pgd = pgd_offset_k((unsigned long) vaddr);
-#if LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,10)
- pmd_t *pmd = pmd_offset(pgd, (unsigned long)vaddr);
-#else
- pud_t *pud = pud_offset(pgd, (unsigned long) vaddr);
- pmd_t *pmd = pmd_offset(pud, (unsigned long) vaddr);
-#endif
- pte_t *ptep = pte_offset_kernel(pmd, (unsigned long) vaddr);
- return pte_pfn(*ptep) << PAGE_SHIFT;
-}
-
#else /* __OS_HAS_AGP */
static inline drm_map_t *drm_lookup_map(unsigned long offset,
@@ -149,67 +136,4 @@ static inline void *agp_remap(unsigned long offset, unsigned long size,
return NULL;
}
-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)
-{
- if (drm_core_has_AGP(dev) && dev->agp && dev->agp->cant_use_aperture) {
- drm_map_t *map = drm_lookup_map(offset, size, dev);
-
- if (map && map->type == _DRM_AGP)
- return agp_remap(offset, size, dev);
- }
-
- return ioremap(offset, size);
-}
-
-static inline void *drm_ioremap_nocache(unsigned long offset,
- unsigned long size, drm_device_t * dev)
-{
- if (drm_core_has_AGP(dev) && dev->agp && dev->agp->cant_use_aperture) {
- drm_map_t *map = drm_lookup_map(offset, size, dev);
-
- if (map && map->type == _DRM_AGP)
- return agp_remap(offset, size, dev);
- }
-
- return ioremap_nocache(offset, size);
-}
-
-static inline void drm_ioremapfree(void *pt, unsigned long size,
- drm_device_t * dev)
-{
- /*
- * This is a bit ugly. It would be much cleaner if the DRM API would use separate
- * routines for handling mappings in the AGP space. Hopefully this can be done in
- * a future revision of the interface...
- */
- if (drm_core_has_AGP(dev) && dev->agp && dev->agp->cant_use_aperture
- && ((unsigned long)pt >= VMALLOC_START
- && (unsigned long)pt < VMALLOC_END)) {
- unsigned long offset;
- drm_map_t *map;
-
- offset = drm_follow_page(pt) | ((unsigned long)pt & ~PAGE_MASK);
- map = drm_lookup_map(offset, size, dev);
- if (map && map->type == _DRM_AGP) {
- vunmap(pt);
- return;
- }
- }
- 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
diff --git a/linux-core/drm_memory_debug.c b/linux-core/drm_memory_debug.c
index aa1b2922..c124f8f8 100644
--- a/linux-core/drm_memory_debug.c
+++ b/linux-core/drm_memory_debug.c
@@ -289,79 +289,6 @@ void drm_free_pages(unsigned long address, int order, int area)
}
}
-void *drm_ioremap(unsigned long offset, unsigned long size, drm_device_t * dev)
-{
- void *pt;
-
- if (!size) {
- DRM_MEM_ERROR(DRM_MEM_MAPPINGS,
- "Mapping 0 bytes at 0x%08lx\n", offset);
- return NULL;
- }
-
- 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);
- 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);
- return pt;
-}
-EXPORT_SYMBOL(drm_ioremap);
-
-void *drm_ioremap_nocache(unsigned long offset, unsigned long size,
- drm_device_t * dev)
-{
- void *pt;
-
- if (!size) {
- DRM_MEM_ERROR(DRM_MEM_MAPPINGS,
- "Mapping 0 bytes at 0x%08lx\n", offset);
- return NULL;
- }
-
- 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);
- 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);
- return pt;
-}
-EXPORT_SYMBOL(drm_ioremap_nocache);
-
-void drm_ioremapfree(void *pt, unsigned long size, drm_device_t * dev)
-{
- int alloc_count;
- int free_count;
-
- if (!pt)
- DRM_MEM_ERROR(DRM_MEM_MAPPINGS,
- "Attempt to free NULL pointer\n");
- 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);
- if (free_count > alloc_count) {
- DRM_MEM_ERROR(DRM_MEM_MAPPINGS,
- "Excess frees: %d frees, %d allocs\n",
- free_count, alloc_count);
- }
-}
-EXPORT_SYMBOL(drm_ioremapfree);
-
#if __OS_HAS_AGP
DRM_AGP_MEM *drm_alloc_agp(drm_device_t *dev, int pages, u32 type)
diff --git a/linux-core/drm_memory_debug.h b/linux-core/drm_memory_debug.h
index 1e0a63b7..9d0dedfb 100644
--- a/linux-core/drm_memory_debug.h
+++ b/linux-core/drm_memory_debug.h
@@ -275,74 +275,6 @@ void drm_free_pages (unsigned long address, int order, int area) {
}
}
-void *drm_ioremap (unsigned long offset, unsigned long size,
- drm_device_t * dev) {
- void *pt;
-
- if (!size) {
- DRM_MEM_ERROR(DRM_MEM_MAPPINGS,
- "Mapping 0 bytes at 0x%08lx\n", offset);
- return NULL;
- }
-
- 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);
- 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);
- return pt;
-}
-
-void *drm_ioremap_nocache (unsigned long offset, unsigned long size,
- drm_device_t * dev) {
- void *pt;
-
- if (!size) {
- DRM_MEM_ERROR(DRM_MEM_MAPPINGS,
- "Mapping 0 bytes at 0x%08lx\n", offset);
- return NULL;
- }
-
- 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);
- 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);
- return pt;
-}
-
-void drm_ioremapfree (void *pt, unsigned long size, drm_device_t * dev) {
- int alloc_count;
- int free_count;
-
- if (!pt)
- DRM_MEM_ERROR(DRM_MEM_MAPPINGS,
- "Attempt to free NULL pointer\n");
- 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);
- if (free_count > alloc_count) {
- DRM_MEM_ERROR(DRM_MEM_MAPPINGS,
- "Excess frees: %d frees, %d allocs\n",
- free_count, alloc_count);
- }
-}
-
#if __OS_HAS_AGP
DRM_AGP_MEM *drm_alloc_agp (drm_device_t *dev, int pages, u32 type) {
diff --git a/linux-core/drm_vm.c b/linux-core/drm_vm.c
index 24130162..827a7bdb 100644
--- a/linux-core/drm_vm.c
+++ b/linux-core/drm_vm.c
@@ -349,7 +349,7 @@ static void drm_vm_shm_close(struct vm_area_struct *vma)
map->size);
DRM_DEBUG("mtrr_del = %d\n", retcode);
}
- drm_ioremapfree(map->handle, map->size, dev);
+ iounmap(map->handle);
break;
case _DRM_SHM:
vfree(map->handle);
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-26 06:18:02 +0000