openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

[SPARC64]: Fill in gaps in non-PCI dma_*() NOP implementation. 

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2007-06-04 23:32:23 -07:00
parent a2f9f6bbb3
commit f04dbac262
1 changed files with 83 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

83
include/asm-sparc64/dma-mapping.h
View File

@ -162,6 +162,22 @@ dma_mapping_error(dma_addr_t dma_addr)
#else
struct device;
struct page;
struct scatterlist;
static inline int
dma_supported(struct device *dev, u64 mask)
{
BUG();
return 0;
}
static inline int
dma_set_mask(struct device *dev, u64 dma_mask)
{
BUG();
return 0;
}
static inline void *dma_alloc_coherent(struct device *dev, size_t size,
dma_addr_t *dma_handle, gfp_t flag)
@ -176,6 +192,52 @@ static inline void dma_free_coherent(struct device *dev, size_t size,
BUG();
}
static inline dma_addr_t
dma_map_single(struct device *dev, void *cpu_addr, size_t size,
enum dma_data_direction direction)
{
BUG();
return 0;
}
static inline void
dma_unmap_single(struct device *dev, dma_addr_t dma_addr, size_t size,
enum dma_data_direction direction)
{
BUG();
}
static inline dma_addr_t
dma_map_page(struct device *dev, struct page *page,
unsigned long offset, size_t size,
enum dma_data_direction direction)
{
BUG();
return 0;
}
static inline void
dma_unmap_page(struct device *dev, dma_addr_t dma_address, size_t size,
enum dma_data_direction direction)
{
BUG();
}
static inline int
dma_map_sg(struct device *dev, struct scatterlist *sg, int nents,
enum dma_data_direction direction)
{
BUG();
return 0;
}
static inline void
dma_unmap_sg(struct device *dev, struct scatterlist *sg, int nhwentries,
enum dma_data_direction direction)
{
BUG();
}
static inline void
dma_sync_single_for_cpu(struct device *dev, dma_addr_t dma_handle, size_t size,
enum dma_data_direction direction)
@ -190,6 +252,27 @@ dma_sync_single_for_device(struct device *dev, dma_addr_t dma_handle, size_t siz
BUG();
}
static inline void
dma_sync_sg_for_cpu(struct device *dev, struct scatterlist *sg, int nelems,
enum dma_data_direction direction)
{
BUG();
}
static inline void
dma_sync_sg_for_device(struct device *dev, struct scatterlist *sg, int nelems,
enum dma_data_direction direction)
{
BUG();
}
static inline int
dma_mapping_error(dma_addr_t dma_addr)
{
BUG();
return 0;
}
#endif /* PCI */