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Alpha: adapt for dma_map_ops changes

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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>
This commit is contained in:
Andrzej Pietrasiewicz 2011-12-22 13:58:21 +01:00 committed by Marek Szyprowski
parent c416258a6e
commit 4ce9a91f34
3 changed files with 24 additions and 14 deletions
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18
arch/alpha/include/asm/dma-mapping.h
View File

@ -12,16 +12,22 @@ static inline struct dma_map_ops *get_dma_ops(struct device *dev)
#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 gfp)
#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_coherent(dev, size, dma_handle, gfp);
return get_dma_ops(dev)->alloc(dev, size, dma_handle, gfp, attrs);
}
static inline void dma_free_coherent(struct device *dev, size_t size,
void *vaddr, dma_addr_t dma_handle)
#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_coherent(dev, size, vaddr, dma_handle);
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)

10
arch/alpha/kernel/pci-noop.c
View File

@ -108,7 +108,8 @@ sys_pciconfig_write(unsigned long bus, unsigned long dfn,
}
static void *alpha_noop_alloc_coherent(struct device *dev, size_t size,
dma_addr_t *dma_handle, gfp_t gfp)
dma_addr_t *dma_handle, gfp_t gfp,
struct dma_attrs *attrs)
{
void *ret;
@ -123,7 +124,8 @@ static void *alpha_noop_alloc_coherent(struct device *dev, size_t size,
}
static void alpha_noop_free_coherent(struct device *dev, size_t size,
void *cpu_addr, dma_addr_t dma_addr)
void *cpu_addr, dma_addr_t dma_addr,
struct dma_attrs *attrs)
{
free_pages((unsigned long)cpu_addr, get_order(size));
}
@ -174,8 +176,8 @@ static int alpha_noop_set_mask(struct device *dev, u64 mask)
}
struct dma_map_ops alpha_noop_ops = {
.alloc_coherent = alpha_noop_alloc_coherent,
.free_coherent = alpha_noop_free_coherent,
.alloc = alpha_noop_alloc_coherent,
.free = alpha_noop_free_coherent,
.map_page = alpha_noop_map_page,
.map_sg = alpha_noop_map_sg,
.mapping_error = alpha_noop_mapping_error,

10
arch/alpha/kernel/pci_iommu.c
View File

@ -434,7 +434,8 @@ static void alpha_pci_unmap_page(struct device *dev, dma_addr_t dma_addr,
else DMA_ADDRP is undefined. */
static void *alpha_pci_alloc_coherent(struct device *dev, size_t size,
dma_addr_t *dma_addrp, gfp_t gfp)
dma_addr_t *dma_addrp, gfp_t gfp,
struct dma_attrs *attrs)
{
struct pci_dev *pdev = alpha_gendev_to_pci(dev);
void *cpu_addr;
@ -478,7 +479,8 @@ try_again:
DMA_ADDR past this call are illegal. */
static void alpha_pci_free_coherent(struct device *dev, size_t size,
void *cpu_addr, dma_addr_t dma_addr)
void *cpu_addr, dma_addr_t dma_addr,
struct dma_attrs *attrs)
{
struct pci_dev *pdev = alpha_gendev_to_pci(dev);
pci_unmap_single(pdev, dma_addr, size, PCI_DMA_BIDIRECTIONAL);
@ -952,8 +954,8 @@ static int alpha_pci_set_mask(struct device *dev, u64 mask)
}
struct dma_map_ops alpha_pci_ops = {
.alloc_coherent = alpha_pci_alloc_coherent,
.free_coherent = alpha_pci_free_coherent,
.alloc = alpha_pci_alloc_coherent,
.free = alpha_pci_free_coherent,
.map_page = alpha_pci_map_page,
.unmap_page = alpha_pci_unmap_page,
.map_sg = alpha_pci_map_sg,