redonkable/alistair23-linux
redonkable/alistair23-linux
1
0
Fork 0
Code Releases Activity

[SPARC64]: Add missing interfaces to dma-mapping.h

Browse source 
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2006-06-25 02:07:52 -07:00
parent 987c74fcb7
commit 36321426e3
1 changed files with 43 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

43
include/asm-sparc64/dma-mapping.h
View file

@ -162,4 +162,47 @@ static inline void dma_free_coherent(struct device *dev, size_t size,
#endif /* PCI */
/* Now for the API extensions over the pci_ one */
#define dma_alloc_noncoherent(d, s, h, f) dma_alloc_coherent(d, s, h, f)
#define dma_free_noncoherent(d, s, v, h) dma_free_coherent(d, s, v, h)
#define dma_is_consistent(d) (1)
static inline int
dma_get_cache_alignment(void)
{
/* no easy way to get cache size on all processors, so return
* the maximum possible, to be safe */
return (1 << INTERNODE_CACHE_SHIFT);
}
static inline void
dma_sync_single_range_for_cpu(struct device *dev, dma_addr_t dma_handle,
unsigned long offset, size_t size,
enum dma_data_direction direction)
{
/* just sync everything, that's all the pci API can do */
dma_sync_single_for_cpu(dev, dma_handle, offset+size, direction);
}
static inline void
dma_sync_single_range_for_device(struct device *dev, dma_addr_t dma_handle,
unsigned long offset, size_t size,
enum dma_data_direction direction)
{
/* just sync everything, that's all the pci API can do */
dma_sync_single_for_device(dev, dma_handle, offset+size, direction);
}
static inline void
dma_cache_sync(void *vaddr, size_t size,
enum dma_data_direction direction)
{
/* could define this in terms of the dma_cache ... operations,
* but if you get this on a platform, you should convert the platform
* to using the generic device DMA API */
BUG();
}
#endif /* _ASM_SPARC64_DMA_MAPPING_H */