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dma-debug: add checks for sync_single_sg_*

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Impact: add debug callbacks for dma_sync_sg_* functions

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
This commit is contained in:
Joerg Roedel
2009-01-09 15:01:12 +01:00
parent 948408ba3e
commit a31fba5d68
2 changed files with 52 additions and 0 deletions
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20
include/linux/dma-debug.h
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@ -68,6 +68,14 @@ extern void debug_dma_sync_single_range_for_device(struct device *dev,
unsigned long offset,
size_t size, int direction);
extern void debug_dma_sync_sg_for_cpu(struct device *dev,
struct scatterlist *sg,
int nelems, int direction);
extern void debug_dma_sync_sg_for_device(struct device *dev,
struct scatterlist *sg,
int nelems, int direction);
#else /* CONFIG_DMA_API_DEBUG */
static inline void dma_debug_init(u32 num_entries)
@ -136,6 +144,18 @@ static inline void debug_dma_sync_single_range_for_device(struct device *dev,
{
}
static inline void debug_dma_sync_sg_for_cpu(struct device *dev,
struct scatterlist *sg,
int nelems, int direction)
{
}
static inline void debug_dma_sync_sg_for_device(struct device *dev,
struct scatterlist *sg,
int nelems, int direction)
{
}
#endif /* CONFIG_DMA_API_DEBUG */
#endif /* __DMA_DEBUG_H */