documentation: convert the Documentation directory to UTF-8
[sfrench/cifs-2.6.git] / include / asm-generic / dma-mapping-broken.h
1 #ifndef _ASM_GENERIC_DMA_MAPPING_H
2 #define _ASM_GENERIC_DMA_MAPPING_H
3
4 /* This is used for archs that do not support DMA */
5
6 static inline void *
7 dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle,
8                    gfp_t flag)
9 {
10         BUG();
11         return NULL;
12 }
13
14 static inline void
15 dma_free_coherent(struct device *dev, size_t size, void *cpu_addr,
16                     dma_addr_t dma_handle)
17 {
18         BUG();
19 }
20
21 #define dma_alloc_noncoherent(d, s, h, f) dma_alloc_coherent(d, s, h, f)
22 #define dma_free_noncoherent(d, s, v, h) dma_free_coherent(d, s, v, h)
23
24 #endif /* _ASM_GENERIC_DMA_MAPPING_H */