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SPARC: adapt for dma_map_ops changes 

Adapt core SPARC 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: David S. Miller <davem@davemloft.net>
This commit is contained in:
Andrzej Pietrasiewicz 2012-03-27 14:56:55 +02:00 committed by Marek Szyprowski
parent bfbf7d6151
commit c416258a6e
4 changed files with 33 additions and 22 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

18
arch/sparc/include/asm/dma-mapping.h
View File

@ -26,24 +26,30 @@ 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 flag)
#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 flag,
struct dma_attrs *attrs)
{
struct dma_map_ops *ops = get_dma_ops(dev);
void *cpu_addr;
cpu_addr = ops->alloc_coherent(dev, size, dma_handle, flag);
cpu_addr = ops->alloc(dev, size, dma_handle, flag, attrs);
debug_dma_alloc_coherent(dev, size, *dma_handle, cpu_addr);
return cpu_addr;
}
static inline void dma_free_coherent(struct device *dev, size_t size,
void *cpu_addr, 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 *cpu_addr, dma_addr_t dma_handle,
struct dma_attrs *attrs)
{
struct dma_map_ops *ops = get_dma_ops(dev);
debug_dma_free_coherent(dev, size, cpu_addr, dma_handle);
ops->free_coherent(dev, size, cpu_addr, dma_handle);
ops->free(dev, size, cpu_addr, dma_handle, attrs);
}
static inline int dma_mapping_error(struct device *dev, dma_addr_t dma_addr)

10
arch/sparc/kernel/iommu.c
View File

@ -280,7 +280,8 @@ static inline void iommu_free_ctx(struct iommu *iommu, int ctx)
}
static void *dma_4u_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)
{
unsigned long flags, order, first_page;
struct iommu *iommu;
@ -330,7 +331,8 @@ static void *dma_4u_alloc_coherent(struct device *dev, size_t size,
}
static void dma_4u_free_coherent(struct device *dev, size_t size,
void *cpu, dma_addr_t dvma)
void *cpu, dma_addr_t dvma,
struct dma_attrs *attrs)
{
struct iommu *iommu;
unsigned long flags, order, npages;
@ -825,8 +827,8 @@ static void dma_4u_sync_sg_for_cpu(struct device *dev,
}
static struct dma_map_ops sun4u_dma_ops = {
.alloc_coherent = dma_4u_alloc_coherent,
.free_coherent = dma_4u_free_coherent,
.alloc = dma_4u_alloc_coherent,
.free = dma_4u_free_coherent,
.map_page = dma_4u_map_page,
.unmap_page = dma_4u_unmap_page,
.map_sg = dma_4u_map_sg,

18
arch/sparc/kernel/ioport.c
View File

@ -261,7 +261,8 @@ EXPORT_SYMBOL(sbus_set_sbus64);
* CPU may access them without any explicit flushing.
*/
static void *sbus_alloc_coherent(struct device *dev, size_t len,
dma_addr_t *dma_addrp, gfp_t gfp)
dma_addr_t *dma_addrp, gfp_t gfp,
struct dma_attrs *attrs)
{
struct platform_device *op = to_platform_device(dev);
unsigned long len_total = PAGE_ALIGN(len);
@ -315,7 +316,7 @@ static void *sbus_alloc_coherent(struct device *dev, size_t len,
}
static void sbus_free_coherent(struct device *dev, size_t n, void *p,
dma_addr_t ba)
dma_addr_t ba, struct dma_attrs *attrs)
{
struct resource *res;
struct page *pgv;
@ -407,8 +408,8 @@ static void sbus_sync_sg_for_device(struct device *dev, struct scatterlist *sg,
}
struct dma_map_ops sbus_dma_ops = {
.alloc_coherent = sbus_alloc_coherent,
.free_coherent = sbus_free_coherent,
.alloc = sbus_alloc_coherent,
.free = sbus_free_coherent,
.map_page = sbus_map_page,
.unmap_page = sbus_unmap_page,
.map_sg = sbus_map_sg,
@ -436,7 +437,8 @@ arch_initcall(sparc_register_ioport);
* hwdev should be valid struct pci_dev pointer for PCI devices.
*/
static void *pci32_alloc_coherent(struct device *dev, size_t len,
dma_addr_t *pba, gfp_t gfp)
dma_addr_t *pba, gfp_t gfp,
struct dma_attrs *attrs)
{
unsigned long len_total = PAGE_ALIGN(len);
void *va;
@ -489,7 +491,7 @@ static void *pci32_alloc_coherent(struct device *dev, size_t len,
* past this call are illegal.
*/
static void pci32_free_coherent(struct device *dev, size_t n, void *p,
dma_addr_t ba)
dma_addr_t ba, struct dma_attrs *attrs)
{
struct resource *res;
@ -645,8 +647,8 @@ static void pci32_sync_sg_for_device(struct device *device, struct scatterlist *
}
struct dma_map_ops pci32_dma_ops = {
.alloc_coherent = pci32_alloc_coherent,
.free_coherent = pci32_free_coherent,
.alloc = pci32_alloc_coherent,
.free = pci32_free_coherent,
.map_page = pci32_map_page,
.unmap_page = pci32_unmap_page,
.map_sg = pci32_map_sg,

9
arch/sparc/kernel/pci_sun4v.c
View File

@ -128,7 +128,8 @@ static inline long iommu_batch_end(void)
}
static void *dma_4v_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)
{
unsigned long flags, order, first_page, npages, n;
struct iommu *iommu;
@ -198,7 +199,7 @@ static void *dma_4v_alloc_coherent(struct device *dev, size_t size,
}
static void dma_4v_free_coherent(struct device *dev, size_t size, void *cpu,
dma_addr_t dvma)
dma_addr_t dvma, struct dma_attrs *attrs)
{
struct pci_pbm_info *pbm;
struct iommu *iommu;
@ -527,8 +528,8 @@ static void dma_4v_unmap_sg(struct device *dev, struct scatterlist *sglist,
}
static struct dma_map_ops sun4v_dma_ops = {
.alloc_coherent = dma_4v_alloc_coherent,
.free_coherent = dma_4v_free_coherent,
.alloc = dma_4v_alloc_coherent,
.free = dma_4v_free_coherent,
.map_page = dma_4v_map_page,
.unmap_page = dma_4v_unmap_page,
.map_sg = dma_4v_map_sg,