Line data Source code
1 : /*
2 : * include/linux/dmapool.h
3 : *
4 : * Allocation pools for DMAable (coherent) memory.
5 : *
6 : * This file is licensed under the terms of the GNU General Public
7 : * License version 2. This program is licensed "as is" without any
8 : * warranty of any kind, whether express or implied.
9 : */
10 :
11 : #ifndef LINUX_DMAPOOL_H
12 : #define LINUX_DMAPOOL_H
13 :
14 : #include <asm/io.h>
15 : #include <asm/scatterlist.h>
16 :
17 1 : struct dma_pool *dma_pool_create(const char *name, struct device *dev,
18 : size_t size, size_t align, size_t allocation);
19 :
20 : void dma_pool_destroy(struct dma_pool *pool);
21 :
22 : void *dma_pool_alloc(struct dma_pool *pool, gfp_t mem_flags,
23 : dma_addr_t *handle);
24 :
25 : void dma_pool_free(struct dma_pool *pool, void *vaddr, dma_addr_t addr);
26 :
27 : /*
28 : * Managed DMA pool
29 : */
30 : struct dma_pool *dmam_pool_create(const char *name, struct device *dev,
31 : size_t size, size_t align, size_t allocation);
32 : void dmam_pool_destroy(struct dma_pool *pool);
33 :
34 : #endif
35 :
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