blob: 022e34fcbd1bf6b56cb5f0dbb250a28885797f80 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
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
17struct dma_pool *dma_pool_create(const char *name, struct device *dev,
18 size_t size, size_t align, size_t allocation);
19
20void dma_pool_destroy(struct dma_pool *pool);
21
Al Virodd0fc662005-10-07 07:46:04 +010022void *dma_pool_alloc(struct dma_pool *pool, gfp_t mem_flags,
Victor Fusco3a11ec52005-09-10 00:26:49 -070023 dma_addr_t *handle);
Linus Torvalds1da177e2005-04-16 15:20:36 -070024
25void dma_pool_free(struct dma_pool *pool, void *vaddr, dma_addr_t addr);
26
Tejun Heo9ac78492007-01-20 16:00:26 +090027/*
28 * Managed DMA pool
29 */
30struct dma_pool *dmam_pool_create(const char *name, struct device *dev,
31 size_t size, size_t align, size_t allocation);
32void dmam_pool_destroy(struct dma_pool *pool);
33
Linus Torvalds1da177e2005-04-16 15:20:36 -070034#endif
35