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| Rev 1631 | Rev 5270 | ||
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| Line 22... | Line 22... | ||
| 22 | * keep a count of how many are currently allocated from each page. |
22 | * keep a count of how many are currently allocated from each page. |
| 23 | */ |
23 | */ |
| Line 24... | Line 24... | ||
| 24 | 24 | ||
| - | 25 | ||
| 25 | 26 | #include |
|
| 26 | #include |
27 | #include |
| 27 | #include |
28 | #include |
| - | 29 | #include |
|
| 28 | #include |
30 | #include |
| Line 29... | Line 31... | ||
| 29 | #include |
31 | #include |
| 30 | #include |
32 | #include |
| Line 140... | Line 142... | ||
| 140 | 142 | ||
| 141 | static struct dma_page *pool_alloc_page(struct dma_pool *pool) |
143 | static struct dma_page *pool_alloc_page(struct dma_pool *pool) |
| 142 | { |
144 | { |
| Line 143... | Line 145... | ||
| 143 | struct dma_page *page; |
145 | struct dma_page *page; |
| 144 | 146 | ||
| 145 | page = malloc(sizeof(*page)); |
147 | page = __builtin_malloc(sizeof(*page)); |
| 146 | if (!page) |
148 | if (!page) |
| Line 147... | Line 149... | ||
| 147 | return NULL; |
149 | return NULL; |
| Line 226... | Line 228... | ||
| 226 | * If such a memory block can't be allocated, %NULL is returned. |
228 | * If such a memory block can't be allocated, %NULL is returned. |
| 227 | */ |
229 | */ |
| 228 | void *dma_pool_alloc(struct dma_pool *pool, gfp_t mem_flags, |
230 | void *dma_pool_alloc(struct dma_pool *pool, gfp_t mem_flags, |
| 229 | dma_addr_t *handle) |
231 | dma_addr_t *handle) |
| 230 | { |
232 | { |
| 231 | u32_t efl; |
233 | u32 efl; |
| 232 | struct dma_page *page; |
234 | struct dma_page *page; |
| 233 | size_t offset; |
235 | size_t offset; |
| 234 | void *retval; |
236 | void *retval; |
| Line 235... | Line 237... | ||
| 235 | 237 | ||
| Line 260... | Line 262... | ||
| 260 | 262 | ||
| 261 | 263 | ||
| 262 | static struct dma_page *pool_find_page(struct dma_pool *pool, dma_addr_t dma) |
264 | static struct dma_page *pool_find_page(struct dma_pool *pool, dma_addr_t dma) |
| 263 | { |
265 | { |
| Line 264... | Line 266... | ||
| 264 | struct dma_page *page; |
266 | struct dma_page *page; |
| Line 265... | Line 267... | ||
| 265 | u32_t efl; |
267 | u32 efl; |
| 266 | 268 | ||
| Line 292... | Line 294... | ||
| 292 | { |
294 | { |
| 293 | struct dma_page *page; |
295 | struct dma_page *page; |
| 294 | unsigned long flags; |
296 | unsigned long flags; |
| 295 | unsigned int offset; |
297 | unsigned int offset; |
| Line 296... | Line 298... | ||
| 296 | 298 | ||
| Line 297... | Line 299... | ||
| 297 | u32_t efl; |
299 | u32 efl; |
| 298 | 300 | ||
| 299 | page = pool_find_page(pool, dma); |
301 | page = pool_find_page(pool, dma); |
| 300 | if (!page) { |
302 | if (!page) { |