diff options
| author | Russell King <rmk+kernel@arm.linux.org.uk> | 2009-11-26 16:19:58 +0000 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2010-02-15 15:22:20 +0000 |
| commit | a9c9147eb9b1dba0ce567a41897c7773b4d1b0bc (patch) | |
| tree | 178938c909f4717c2e599d6f3de954d7ee8a7f21 /arch/arm/include/asm/cacheflush.h | |
| parent | 93f1d629e22b08642eb713ad96ac2cb9ade0641c (diff) | |
ARM: dma-mapping: provide per-cpu type map/unmap functions
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Tested-By: Santosh Shilimkar <santosh.shilimkar@ti.com>
Diffstat (limited to 'arch/arm/include/asm/cacheflush.h')
| -rw-r--r-- | arch/arm/include/asm/cacheflush.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/arm/include/asm/cacheflush.h b/arch/arm/include/asm/cacheflush.h index 730aefcfbee..4c733236e34 100644 --- a/arch/arm/include/asm/cacheflush.h +++ b/arch/arm/include/asm/cacheflush.h @@ -213,6 +213,9 @@ struct cpu_cache_fns { void (*coherent_user_range)(unsigned long, unsigned long); void (*flush_kern_dcache_area)(void *, size_t); + void (*dma_map_area)(const void *, size_t, int); + void (*dma_unmap_area)(const void *, size_t, int); + void (*dma_inv_range)(const void *, const void *); void (*dma_clean_range)(const void *, const void *); void (*dma_flush_range)(const void *, const void *); @@ -244,6 +247,8 @@ extern struct cpu_cache_fns cpu_cache; * is visible to DMA, or data written by DMA to system memory is * visible to the CPU. */ +#define dmac_map_area cpu_cache.dma_map_area +#define dmac_unmap_area cpu_cache.dma_unmap_area #define dmac_inv_range cpu_cache.dma_inv_range #define dmac_clean_range cpu_cache.dma_clean_range #define dmac_flush_range cpu_cache.dma_flush_range @@ -270,10 +275,14 @@ extern void __cpuc_flush_dcache_area(void *, size_t); * is visible to DMA, or data written by DMA to system memory is * visible to the CPU. */ +#define dmac_map_area __glue(_CACHE,_dma_map_area) +#define dmac_unmap_area __glue(_CACHE,_dma_unmap_area) #define dmac_inv_range __glue(_CACHE,_dma_inv_range) #define dmac_clean_range __glue(_CACHE,_dma_clean_range) #define dmac_flush_range __glue(_CACHE,_dma_flush_range) +extern void dmac_map_area(const void *, size_t, int); +extern void dmac_unmap_area(const void *, size_t, int); extern void dmac_inv_range(const void *, const void *); extern void dmac_clean_range(const void *, const void *); extern void dmac_flush_range(const void *, const void *); |