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-rw-r--r--drivers/char/drm/drmP.h2
-rw-r--r--drivers/char/drm/drm_memory.c59
-rw-r--r--drivers/char/drm/drm_memory_debug.h70
3 files changed, 0 insertions, 131 deletions
diff --git a/drivers/char/drm/drmP.h b/drivers/char/drm/drmP.h
index dbe952f899c0..edc72a6348a7 100644
--- a/drivers/char/drm/drmP.h
+++ b/drivers/char/drm/drmP.h
@@ -813,8 +813,6 @@ extern void drm_mem_init(void);
813extern int drm_mem_info(char *buf, char **start, off_t offset, 813extern int drm_mem_info(char *buf, char **start, off_t offset,
814 int request, int *eof, void *data); 814 int request, int *eof, void *data);
815extern void *drm_realloc(void *oldpt, size_t oldsize, size_t size, int area); 815extern void *drm_realloc(void *oldpt, size_t oldsize, size_t size, int area);
816extern unsigned long drm_alloc_pages(int order, int area);
817extern void drm_free_pages(unsigned long address, int order, int area);
818extern void *drm_ioremap(unsigned long offset, unsigned long size, 816extern void *drm_ioremap(unsigned long offset, unsigned long size,
819 drm_device_t * dev); 817 drm_device_t * dev);
820extern void *drm_ioremap_nocache(unsigned long offset, unsigned long size, 818extern void *drm_ioremap_nocache(unsigned long offset, unsigned long size,
diff --git a/drivers/char/drm/drm_memory.c b/drivers/char/drm/drm_memory.c
index 8074771e348f..dddf8de66143 100644
--- a/drivers/char/drm/drm_memory.c
+++ b/drivers/char/drm/drm_memory.c
@@ -79,65 +79,6 @@ void *drm_realloc(void *oldpt, size_t oldsize, size_t size, int area)
79 return pt; 79 return pt;
80} 80}
81 81
82/**
83 * Allocate pages.
84 *
85 * \param order size order.
86 * \param area memory area. (Not used.)
87 * \return page address on success, or zero on failure.
88 *
89 * Allocate and reserve free pages.
90 */
91unsigned long drm_alloc_pages(int order, int area)
92{
93 unsigned long address;
94 unsigned long bytes = PAGE_SIZE << order;
95 unsigned long addr;
96 unsigned int sz;
97
98 address = __get_free_pages(GFP_KERNEL|__GFP_COMP, order);
99 if (!address)
100 return 0;
101
102 /* Zero */
103 memset((void *)address, 0, bytes);
104
105 /* Reserve */
106 for (addr = address, sz = bytes;
107 sz > 0; addr += PAGE_SIZE, sz -= PAGE_SIZE) {
108 SetPageReserved(virt_to_page(addr));
109 }
110
111 return address;
112}
113
114/**
115 * Free pages.
116 *
117 * \param address address of the pages to free.
118 * \param order size order.
119 * \param area memory area. (Not used.)
120 *
121 * Unreserve and free pages allocated by alloc_pages().
122 */
123void drm_free_pages(unsigned long address, int order, int area)
124{
125 unsigned long bytes = PAGE_SIZE << order;
126 unsigned long addr;
127 unsigned int sz;
128
129 if (!address)
130 return;
131
132 /* Unreserve */
133 for (addr = address, sz = bytes;
134 sz > 0; addr += PAGE_SIZE, sz -= PAGE_SIZE) {
135 ClearPageReserved(virt_to_page(addr));
136 }
137
138 free_pages(address, order);
139}
140
141#if __OS_HAS_AGP 82#if __OS_HAS_AGP
142/** Wrapper around agp_allocate_memory() */ 83/** Wrapper around agp_allocate_memory() */
143DRM_AGP_MEM *drm_alloc_agp(drm_device_t * dev, int pages, u32 type) 84DRM_AGP_MEM *drm_alloc_agp(drm_device_t * dev, int pages, u32 type)
diff --git a/drivers/char/drm/drm_memory_debug.h b/drivers/char/drm/drm_memory_debug.h
index e84605fc54af..7868341817da 100644
--- a/drivers/char/drm/drm_memory_debug.h
+++ b/drivers/char/drm/drm_memory_debug.h
@@ -206,76 +206,6 @@ void drm_free (void *pt, size_t size, int area) {
206 } 206 }
207} 207}
208 208
209unsigned long drm_alloc_pages (int order, int area) {
210 unsigned long address;
211 unsigned long bytes = PAGE_SIZE << order;
212 unsigned long addr;
213 unsigned int sz;
214
215 spin_lock(&drm_mem_lock);
216 if ((drm_ram_used >> PAGE_SHIFT)
217 > (DRM_RAM_PERCENT * drm_ram_available) / 100) {
218 spin_unlock(&drm_mem_lock);
219 return 0;
220 }
221 spin_unlock(&drm_mem_lock);
222
223 address = __get_free_pages(GFP_KERNEL|__GFP_COMP, order);
224 if (!address) {
225 spin_lock(&drm_mem_lock);
226 ++drm_mem_stats[area].fail_count;
227 spin_unlock(&drm_mem_lock);
228 return 0;
229 }
230 spin_lock(&drm_mem_lock);
231 ++drm_mem_stats[area].succeed_count;
232 drm_mem_stats[area].bytes_allocated += bytes;
233 drm_ram_used += bytes;
234 spin_unlock(&drm_mem_lock);
235
236 /* Zero outside the lock */
237 memset((void *)address, 0, bytes);
238
239 /* Reserve */
240 for (addr = address, sz = bytes;
241 sz > 0; addr += PAGE_SIZE, sz -= PAGE_SIZE) {
242 SetPageReserved(virt_to_page(addr));
243 }
244
245 return address;
246}
247
248void drm_free_pages (unsigned long address, int order, int area) {
249 unsigned long bytes = PAGE_SIZE << order;
250 int alloc_count;
251 int free_count;
252 unsigned long addr;
253 unsigned int sz;
254
255 if (!address) {
256 DRM_MEM_ERROR(area, "Attempt to free address 0\n");
257 } else {
258 /* Unreserve */
259 for (addr = address, sz = bytes;
260 sz > 0; addr += PAGE_SIZE, sz -= PAGE_SIZE) {
261 ClearPageReserved(virt_to_page(addr));
262 }
263 free_pages(address, order);
264 }
265
266 spin_lock(&drm_mem_lock);
267 free_count = ++drm_mem_stats[area].free_count;
268 alloc_count = drm_mem_stats[area].succeed_count;
269 drm_mem_stats[area].bytes_freed += bytes;
270 drm_ram_used -= bytes;
271 spin_unlock(&drm_mem_lock);
272 if (free_count > alloc_count) {
273 DRM_MEM_ERROR(area,
274 "Excess frees: %d frees, %d allocs\n",
275 free_count, alloc_count);
276 }
277}
278
279void *drm_ioremap (unsigned long offset, unsigned long size, 209void *drm_ioremap (unsigned long offset, unsigned long size,
280 drm_device_t * dev) { 210 drm_device_t * dev) {
281 void *pt; 211 void *pt;