powerpc/32: Allow __ioremap on RAM addresses for kdump kernel
[linux-2.6/mini2440.git] / include / linux / dmapool.h
blob022e34fcbd1bf6b56cb5f0dbb250a28885797f80
1 /*
2 * include/linux/dmapool.h
4 * Allocation pools for DMAable (coherent) memory.
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 */
11 #ifndef LINUX_DMAPOOL_H
12 #define LINUX_DMAPOOL_H
14 #include <asm/io.h>
15 #include <asm/scatterlist.h>
17 struct dma_pool *dma_pool_create(const char *name, struct device *dev,
18 size_t size, size_t align, size_t allocation);
20 void dma_pool_destroy(struct dma_pool *pool);
22 void *dma_pool_alloc(struct dma_pool *pool, gfp_t mem_flags,
23 dma_addr_t *handle);
25 void dma_pool_free(struct dma_pool *pool, void *vaddr, dma_addr_t addr);
28 * Managed DMA pool
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);
34 #endif