mirror of
https://github.com/torvalds/linux.git
synced 2024-11-08 05:01:48 +00:00
4ce9a91f34
Adapt core Alpha architecture code for dma_map_ops changes: replace alloc/free_coherent with generic alloc/free methods. Signed-off-by: Andrzej Pietrasiewicz <andrzej.p@samsung.com> Acked-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com> Reviewed-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Matt Turner <mattst88@gmail.com>
54 lines
1.4 KiB
C
54 lines
1.4 KiB
C
#ifndef _ALPHA_DMA_MAPPING_H
|
|
#define _ALPHA_DMA_MAPPING_H
|
|
|
|
#include <linux/dma-attrs.h>
|
|
|
|
extern struct dma_map_ops *dma_ops;
|
|
|
|
static inline struct dma_map_ops *get_dma_ops(struct device *dev)
|
|
{
|
|
return dma_ops;
|
|
}
|
|
|
|
#include <asm-generic/dma-mapping-common.h>
|
|
|
|
#define dma_alloc_coherent(d,s,h,f) dma_alloc_attrs(d,s,h,f,NULL)
|
|
|
|
static inline void *dma_alloc_attrs(struct device *dev, size_t size,
|
|
dma_addr_t *dma_handle, gfp_t gfp,
|
|
struct dma_attrs *attrs)
|
|
{
|
|
return get_dma_ops(dev)->alloc(dev, size, dma_handle, gfp, attrs);
|
|
}
|
|
|
|
#define dma_free_coherent(d,s,c,h) dma_free_attrs(d,s,c,h,NULL)
|
|
|
|
static inline void dma_free_attrs(struct device *dev, size_t size,
|
|
void *vaddr, dma_addr_t dma_handle,
|
|
struct dma_attrs *attrs)
|
|
{
|
|
get_dma_ops(dev)->free(dev, size, vaddr, dma_handle, attrs);
|
|
}
|
|
|
|
static inline int dma_mapping_error(struct device *dev, dma_addr_t dma_addr)
|
|
{
|
|
return get_dma_ops(dev)->mapping_error(dev, dma_addr);
|
|
}
|
|
|
|
static inline int dma_supported(struct device *dev, u64 mask)
|
|
{
|
|
return get_dma_ops(dev)->dma_supported(dev, mask);
|
|
}
|
|
|
|
static inline int dma_set_mask(struct device *dev, u64 mask)
|
|
{
|
|
return get_dma_ops(dev)->set_dma_mask(dev, mask);
|
|
}
|
|
|
|
#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_cache_sync(dev, va, size, dir) ((void)0)
|
|
|
|
#endif /* _ALPHA_DMA_MAPPING_H */
|