diff options
Diffstat (limited to 'arch/m68k/include/asm/dma-mapping.h')
| -rw-r--r-- | arch/m68k/include/asm/dma-mapping.h | 29 |
1 files changed, 25 insertions, 4 deletions
diff --git a/arch/m68k/include/asm/dma-mapping.h b/arch/m68k/include/asm/dma-mapping.h index 17f7a45948e..05aa53594d4 100644 --- a/arch/m68k/include/asm/dma-mapping.h +++ b/arch/m68k/include/asm/dma-mapping.h @@ -5,7 +5,6 @@ struct scatterlist; -#ifndef CONFIG_MMU_SUN3 static inline int dma_supported(struct device *dev, u64 mask) { return 1; @@ -21,6 +20,22 @@ extern void *dma_alloc_coherent(struct device *, size_t, extern void dma_free_coherent(struct device *, size_t, void *, dma_addr_t); +static inline void *dma_alloc_attrs(struct device *dev, size_t size, + dma_addr_t *dma_handle, gfp_t flag, + struct dma_attrs *attrs) +{ + /* attrs is not supported and ignored */ + return dma_alloc_coherent(dev, size, dma_handle, flag); +} + +static inline void dma_free_attrs(struct device *dev, size_t size, + void *cpu_addr, dma_addr_t dma_handle, + struct dma_attrs *attrs) +{ + /* attrs is not supported and ignored */ + dma_free_coherent(dev, size, cpu_addr, dma_handle); +} + static inline void *dma_alloc_noncoherent(struct device *dev, size_t size, dma_addr_t *handle, gfp_t flag) { @@ -95,8 +110,14 @@ static inline int dma_mapping_error(struct device *dev, dma_addr_t handle) return 0; } -#else -#include <asm-generic/dma-mapping-broken.h> -#endif +/* drivers/base/dma-mapping.c */ +extern int dma_common_mmap(struct device *dev, struct vm_area_struct *vma, + void *cpu_addr, dma_addr_t dma_addr, size_t size); +extern int dma_common_get_sgtable(struct device *dev, struct sg_table *sgt, + void *cpu_addr, dma_addr_t dma_addr, + size_t size); + +#define dma_mmap_coherent(d, v, c, h, s) dma_common_mmap(d, v, c, h, s) +#define dma_get_sgtable(d, t, v, h, s) dma_common_get_sgtable(d, t, v, h, s) #endif /* _M68K_DMA_MAPPING_H */ |