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sparc: Use asm-generic/dma-mapping-common.h

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Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Tested-by: Robert Reif <reif@earthlink.net>
Acked-by: David S. Miller <davem@davemloft.net>
Cc: tony.luck@intel.com
Cc: fenghua.yu@intel.com
LKML-Reference: <1249872797-1314-5-git-send-email-fujita.tomonori@lab.ntt.co.jp>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
FUJITA Tomonori
2009-08-10 11:53:13 +09:00
committed by Ingo Molnar
parent bc0a14f154
commit 02f7a18935
5 changed files with 20 additions and 100 deletions
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109
arch/sparc/include/asm/dma-mapping.h
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@@ -3,6 +3,7 @@
#include <linux/scatterlist.h>
#include <linux/mm.h>
#include <linux/dma-debug.h>
#define DMA_ERROR_CODE (~(dma_addr_t)0x0)
@@ -13,113 +14,31 @@ extern int dma_set_mask(struct device *dev, u64 dma_mask);
#define dma_free_noncoherent(d, s, v, h) dma_free_coherent(d, s, v, h)
#define dma_is_consistent(d, h) (1)
extern const struct dma_map_ops *dma_ops;
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>
static inline void *dma_alloc_coherent(struct device *dev, size_t size,
dma_addr_t *dma_handle, gfp_t flag)
{
return dma_ops->alloc_coherent(dev, size, dma_handle, flag);
struct dma_map_ops *ops = get_dma_ops(dev);
return ops->alloc_coherent(dev, size, dma_handle, flag);
}
static inline void dma_free_coherent(struct device *dev, size_t size,
void *cpu_addr, dma_addr_t dma_handle)
{
dma_ops->free_coherent(dev, size, cpu_addr, dma_handle);
}
struct dma_map_ops *ops = get_dma_ops(dev);
static inline dma_addr_t dma_map_single(struct device *dev, void *cpu_addr,
size_t size,
enum dma_data_direction direction)
{
return dma_ops->map_page(dev, virt_to_page(cpu_addr),
(unsigned long)cpu_addr & ~PAGE_MASK, size,
direction, NULL);
ops->free_coherent(dev, size, cpu_addr, dma_handle);
}
static inline void dma_unmap_single(struct device *dev, dma_addr_t dma_addr,
size_t size,
enum dma_data_direction direction)
{
dma_ops->unmap_page(dev, dma_addr, size, direction, NULL);
}
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)
{
return dma_ops->map_page(dev, page, offset, size, direction, NULL);
}
static inline void dma_unmap_page(struct device *dev, dma_addr_t dma_address,
size_t size,
enum dma_data_direction direction)
{
dma_ops->unmap_page(dev, dma_address, size, direction, NULL);
}
static inline int dma_map_sg(struct device *dev, struct scatterlist *sg,
int nents, enum dma_data_direction direction)
{
return dma_ops->map_sg(dev, sg, nents, direction, NULL);
}
static inline void dma_unmap_sg(struct device *dev, struct scatterlist *sg,
int nents, enum dma_data_direction direction)
{
dma_ops->unmap_sg(dev, sg, nents, direction, NULL);
}
static inline void dma_sync_single_for_cpu(struct device *dev,
dma_addr_t dma_handle, size_t size,
enum dma_data_direction direction)
{
dma_ops->sync_single_for_cpu(dev, dma_handle, size, direction);
}
static inline void dma_sync_single_for_device(struct device *dev,
dma_addr_t dma_handle,
size_t size,
enum dma_data_direction direction)
{
if (dma_ops->sync_single_for_device)
dma_ops->sync_single_for_device(dev, dma_handle, size,
direction);
}
static inline void dma_sync_sg_for_cpu(struct device *dev,
struct scatterlist *sg, int nelems,
enum dma_data_direction direction)
{
dma_ops->sync_sg_for_cpu(dev, sg, nelems, direction);
}
static inline void dma_sync_sg_for_device(struct device *dev,
struct scatterlist *sg, int nelems,
enum dma_data_direction direction)
{
if (dma_ops->sync_sg_for_device)
dma_ops->sync_sg_for_device(dev, sg, nelems, direction);
}
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 dir)
{
dma_sync_single_for_cpu(dev, dma_handle+offset, size, dir);
}
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 dir)
{
dma_sync_single_for_device(dev, dma_handle+offset, size, dir);
}
static inline int dma_mapping_error(struct device *dev, dma_addr_t dma_addr)
{
return (dma_addr == DMA_ERROR_CODE);