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add dma_get_ops to struct ia64_machine_vector

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This adds dma_get_ops hook to struct ia64_machine_vector. We use
dma_get_ops() in arch/ia64/kernel/dma-mapping.c, which simply returns
the global dma_ops. This is for removing hwsw_dma_ops.

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Acked-by: Tony Luck <tony.luck@intel.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
FUJITA Tomonori
2009-01-05 23:36:16 +09:00
committed by Ingo Molnar
parent cdc28d59a3
commit c190ab0b2a
4 changed files with 39 additions and 18 deletions
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41
arch/ia64/include/asm/dma-mapping.h
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@@ -68,13 +68,15 @@ extern void set_iommu_machvec(void);
static inline void *dma_alloc_coherent(struct device *dev, size_t size,
dma_addr_t *daddr, gfp_t gfp)
{
return dma_ops->alloc_coherent(dev, size, daddr, gfp | GFP_DMA);
struct dma_mapping_ops *ops = platform_dma_get_ops(dev);
return ops->alloc_coherent(dev, size, daddr, gfp | GFP_DMA);
}
static inline void dma_free_coherent(struct device *dev, size_t size,
void *caddr, dma_addr_t daddr)
{
dma_ops->free_coherent(dev, size, caddr, daddr);
struct dma_mapping_ops *ops = platform_dma_get_ops(dev);
ops->free_coherent(dev, size, caddr, daddr);
}
#define dma_alloc_noncoherent(d, s, h, f) dma_alloc_coherent(d, s, h, f)
@@ -85,7 +87,8 @@ static inline dma_addr_t dma_map_single_attrs(struct device *dev,
enum dma_data_direction dir,
struct dma_attrs *attrs)
{
return dma_ops->map_single_attrs(dev, caddr, size, dir, attrs);
struct dma_mapping_ops *ops = platform_dma_get_ops(dev);
return ops->map_single_attrs(dev, caddr, size, dir, attrs);
}
static inline void dma_unmap_single_attrs(struct device *dev, dma_addr_t daddr,
@@ -93,7 +96,8 @@ static inline void dma_unmap_single_attrs(struct device *dev, dma_addr_t daddr,
enum dma_data_direction dir,
struct dma_attrs *attrs)
{
dma_ops->unmap_single_attrs(dev, daddr, size, dir, attrs);
struct dma_mapping_ops *ops = platform_dma_get_ops(dev);
ops->unmap_single_attrs(dev, daddr, size, dir, attrs);
}
#define dma_map_single(d, a, s, r) dma_map_single_attrs(d, a, s, r, NULL)
@@ -103,7 +107,8 @@ static inline int dma_map_sg_attrs(struct device *dev, struct scatterlist *sgl,
int nents, enum dma_data_direction dir,
struct dma_attrs *attrs)
{
return dma_ops->map_sg_attrs(dev, sgl, nents, dir, attrs);
struct dma_mapping_ops *ops = platform_dma_get_ops(dev);
return ops->map_sg_attrs(dev, sgl, nents, dir, attrs);
}
static inline void dma_unmap_sg_attrs(struct device *dev,
@@ -111,7 +116,8 @@ static inline void dma_unmap_sg_attrs(struct device *dev,
enum dma_data_direction dir,
struct dma_attrs *attrs)
{
dma_ops->unmap_sg_attrs(dev, sgl, nents, dir, attrs);
struct dma_mapping_ops *ops = platform_dma_get_ops(dev);
ops->unmap_sg_attrs(dev, sgl, nents, dir, attrs);
}
#define dma_map_sg(d, s, n, r) dma_map_sg_attrs(d, s, n, r, NULL)
@@ -121,14 +127,16 @@ static inline void dma_sync_single_for_cpu(struct device *dev, dma_addr_t daddr,
size_t size,
enum dma_data_direction dir)
{
dma_ops->sync_single_for_cpu(dev, daddr, size, dir);
struct dma_mapping_ops *ops = platform_dma_get_ops(dev);
ops->sync_single_for_cpu(dev, daddr, size, dir);
}
static inline void dma_sync_sg_for_cpu(struct device *dev,
struct scatterlist *sgl,
int nents, enum dma_data_direction dir)
{
dma_ops->sync_sg_for_cpu(dev, sgl, nents, dir);
struct dma_mapping_ops *ops = platform_dma_get_ops(dev);
ops->sync_sg_for_cpu(dev, sgl, nents, dir);
}
static inline void dma_sync_single_for_device(struct device *dev,
@@ -136,7 +144,8 @@ static inline void dma_sync_single_for_device(struct device *dev,
size_t size,
enum dma_data_direction dir)
{
dma_ops->sync_single_for_device(dev, daddr, size, dir);
struct dma_mapping_ops *ops = platform_dma_get_ops(dev);
ops->sync_single_for_device(dev, daddr, size, dir);
}
static inline void dma_sync_sg_for_device(struct device *dev,
@@ -144,12 +153,14 @@ static inline void dma_sync_sg_for_device(struct device *dev,
int nents,
enum dma_data_direction dir)
{
dma_ops->sync_sg_for_device(dev, sgl, nents, dir);
struct dma_mapping_ops *ops = platform_dma_get_ops(dev);
ops->sync_sg_for_device(dev, sgl, nents, dir);
}
static inline int dma_mapping_error(struct device *dev, dma_addr_t daddr)
{
return dma_ops->mapping_error(dev, daddr);
struct dma_mapping_ops *ops = platform_dma_get_ops(dev);
return ops->mapping_error(dev, daddr);
}
#define dma_map_page(dev, pg, off, size, dir) \
@@ -169,7 +180,8 @@ static inline int dma_mapping_error(struct device *dev, dma_addr_t daddr)
static inline int dma_supported(struct device *dev, u64 mask)
{
return dma_ops->dma_supported_op(dev, mask);
struct dma_mapping_ops *ops = platform_dma_get_ops(dev);
return ops->dma_supported_op(dev, mask);
}
static inline int
@@ -196,9 +208,4 @@ dma_cache_sync (struct device *dev, void *vaddr, size_t size,
#define dma_is_consistent(d, h) (1) /* all we do is coherent memory... */
static inline struct dma_mapping_ops *get_dma_ops(struct device *dev)
{
return dma_ops;
}
#endif /* _ASM_IA64_DMA_MAPPING_H */