samsung_sm8750/android_kernel_samsung_sm8750
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Blackfin: fix dma-mapping build errors

Browse Source 
The recent deprecation of dma_sync_{sg,single} ironically broke Blackfin
systems.  This is because we don't define dma_sync_sg_for_cpu at all, so
until the DMA asm-generic conversion/cleanup is done after the next
release, simply stub out the dma_sync_sg_for_{cpu,device} functions.

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
This commit is contained in:
FUJITA Tomonori
2009-06-22 21:48:37 -04:00
committed by Mike Frysinger
parent 5ecf3e03cd
commit 42b86e06c7
1 changed files with 13 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

13
arch/blackfin/include/asm/dma-mapping.h
View File

@@ -95,4 +95,17 @@ static inline void dma_sync_single_for_device(struct device *dev,
enum dma_data_direction dir) enum dma_data_direction dir)
{ {
} }
static inline void dma_sync_sg_for_cpu(struct device *dev,
struct scatterlist *sg,
int nents, enum dma_data_direction dir)
{
}
static inline void dma_sync_sg_for_device(struct device *dev,
struct scatterlist *sg,
int nents, enum dma_data_direction dir)
{
}
#endif /* _BLACKFIN_DMA_MAPPING_H */ #endif /* _BLACKFIN_DMA_MAPPING_H */