diff options
Diffstat (limited to 'include/asm-powerpc/dma-mapping.h')
| -rw-r--r-- | include/asm-powerpc/dma-mapping.h | 26 |
1 files changed, 19 insertions, 7 deletions
diff --git a/include/asm-powerpc/dma-mapping.h b/include/asm-powerpc/dma-mapping.h index f6bd804d9090..d05891608f74 100644 --- a/include/asm-powerpc/dma-mapping.h +++ b/include/asm-powerpc/dma-mapping.h @@ -95,7 +95,7 @@ static inline int dma_set_mask(struct device *dev, u64 dma_mask) return -EIO; if (dma_ops->set_dma_mask != NULL) return dma_ops->set_dma_mask(dev, dma_mask); - if (!dev->dma_mask || !dma_supported(dev, *dev->dma_mask)) + if (!dev->dma_mask || !dma_supported(dev, dma_mask)) return -EIO; *dev->dma_mask = dma_mask; return 0; @@ -249,8 +249,12 @@ dma_map_single(struct device *dev, void *ptr, size_t size, return virt_to_bus(ptr); } -/* We do nothing. */ -#define dma_unmap_single(dev, addr, size, dir) ((void)0) +static inline void dma_unmap_single(struct device *dev, dma_addr_t dma_addr, + size_t size, + enum dma_data_direction direction) +{ + /* We do nothing. */ +} static inline dma_addr_t dma_map_page(struct device *dev, struct page *page, @@ -264,8 +268,12 @@ dma_map_page(struct device *dev, struct page *page, return page_to_bus(page) + offset; } -/* We do nothing. */ -#define dma_unmap_page(dev, handle, size, dir) ((void)0) +static inline void dma_unmap_page(struct device *dev, dma_addr_t dma_address, + size_t size, + enum dma_data_direction direction) +{ + /* We do nothing. */ +} static inline int dma_map_sg(struct device *dev, struct scatterlist *sg, int nents, @@ -284,8 +292,12 @@ dma_map_sg(struct device *dev, struct scatterlist *sg, int nents, return nents; } -/* We don't do anything here. */ -#define dma_unmap_sg(dev, sg, nents, dir) ((void)0) +static inline void dma_unmap_sg(struct device *dev, struct scatterlist *sg, + int nhwentries, + enum dma_data_direction direction) +{ + /* We don't do anything here. */ +} #endif /* CONFIG_PPC64 */ |