evie/android_kernel_oneplus_msm8998
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[POWERPC] Replace a few #defines with empty inline functions

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...so that GCC doesn't complain about unused variables in the
callers of these.

Signed-off-by: Segher Boessenkool <segher@kernel.crashing.org>
Signed-off-by: Paul Mackerras <paulus@samba.org>
This commit is contained in:
Segher Boessenkool 2007-08-02 01:41:15 +10:00 • committed by Paul Mackerras
parent c05129bd81
commit f774216d46
1 changed files with 18 additions and 6 deletions
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18
include/asm-powerpc/dma-mapping.h
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@ -249,8 +249,12 @@ dma_map_single(struct device *dev, void *ptr, size_t size,
return virt_to_bus(ptr); return virt_to_bus(ptr);
} }
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. */ /* We do nothing. */
#define dma_unmap_single(dev, addr, size, dir) ((void)0) }
static inline dma_addr_t static inline dma_addr_t
dma_map_page(struct device *dev, struct page *page, 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; return page_to_bus(page) + offset;
} }
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. */ /* We do nothing. */
#define dma_unmap_page(dev, handle, size, dir) ((void)0) }
static inline int static inline int
dma_map_sg(struct device *dev, struct scatterlist *sg, int nents, 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; return nents;
} }
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. */ /* We don't do anything here. */
#define dma_unmap_sg(dev, sg, nents, dir) ((void)0) }
#endif /* CONFIG_PPC64 */ #endif /* CONFIG_PPC64 */