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author | Yoshinori Sato <ysato@users.sourceforge.jp> | 2015-05-11 02:20:06 +0900 |
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committer | Yoshinori Sato <ysato@users.sourceforge.jp> | 2015-06-23 13:35:49 +0900 |
commit | d2a5f4999f6c211adf30d9788349e13988d6f2a7 (patch) | |
tree | 95f6ef1d8b1d4e3e078e462cc3ae73a4b519bc53 /arch/h8300/include/asm/dma-mapping.h | |
parent | a2ed0c57a546f5d99f795e97cd0b2769882031bc (diff) |
h8300: Assembly headers
Signed-off-by: Yoshinori Sato <ysato@users.sourceforge.jp>
Diffstat (limited to 'arch/h8300/include/asm/dma-mapping.h')
-rw-r--r-- | arch/h8300/include/asm/dma-mapping.h | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/arch/h8300/include/asm/dma-mapping.h b/arch/h8300/include/asm/dma-mapping.h new file mode 100644 index 000000000000..6e67a90902f2 --- /dev/null +++ b/arch/h8300/include/asm/dma-mapping.h @@ -0,0 +1,57 @@ +#ifndef _H8300_DMA_MAPPING_H +#define _H8300_DMA_MAPPING_H + +#include <asm-generic/dma-coherent.h> + +extern struct dma_map_ops h8300_dma_map_ops; + +static inline struct dma_map_ops *get_dma_ops(struct device *dev) +{ + return &h8300_dma_map_ops; +} + +#include <asm-generic/dma-mapping-common.h> + +static inline int dma_supported(struct device *dev, u64 mask) +{ + return 0; +} + +static inline int dma_set_mask(struct device *dev, u64 mask) +{ + return 0; +} + +#define dma_alloc_noncoherent(d, s, h, f) dma_alloc_coherent(d, s, h, f) +#define dma_free_noncoherent(d, s, v, h) dma_free_coherent(d, s, v, h) + +#define dma_alloc_coherent(d, s, h, f) dma_alloc_attrs(d, s, h, f, NULL) + +static inline void *dma_alloc_attrs(struct device *dev, size_t size, + dma_addr_t *dma_handle, gfp_t flag, + struct dma_attrs *attrs) +{ + struct dma_map_ops *ops = get_dma_ops(dev); + void *memory; + + memory = ops->alloc(dev, size, dma_handle, flag, attrs); + return memory; +} + +#define dma_free_coherent(d, s, c, h) dma_free_attrs(d, s, c, h, NULL) + +static inline void dma_free_attrs(struct device *dev, size_t size, + void *cpu_addr, dma_addr_t dma_handle, + struct dma_attrs *attrs) +{ + struct dma_map_ops *ops = get_dma_ops(dev); + + ops->free(dev, size, cpu_addr, dma_handle, attrs); +} + +static inline int dma_mapping_error(struct device *dev, dma_addr_t dma_addr) +{ + return 0; +} + +#endif |