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| author | Mark Nelson <markn@au1.ibm.com> | 2008-07-04 23:05:42 +0400 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2008-07-09 10:30:43 +0400 |
| commit | 3affedc4e1ce837033b6c5e9289d2ce2f5a62d31 (patch) | |
| tree | 83296af2c727e5b5f64b88b629dcf37f8e60e3f0 /arch/powerpc/kernel/iommu.c | |
| parent | c8692362db3db3a6f644e05a477161d967430aac (diff) | |
| download | linux-3affedc4e1ce837033b6c5e9289d2ce2f5a62d31.tar.xz | |
powerpc/dma: implement new dma_*map*_attrs() interfaces
Update powerpc to use the new dma_*map*_attrs() interfaces. In doing so
update struct dma_mapping_ops to accept a struct dma_attrs and propagate
these changes through to all users of the code (generic IOMMU and the
64bit DMA code, and the iseries and ps3 platform code).
The old dma_*map_*() interfaces are reimplemented as calls to the
corresponding new interfaces.
Signed-off-by: Mark Nelson <markn@au1.ibm.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Geoff Levand <geoffrey.levand@am.sony.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/kernel/iommu.c')
| -rw-r--r-- | arch/powerpc/kernel/iommu.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/arch/powerpc/kernel/iommu.c b/arch/powerpc/kernel/iommu.c index ccf00fe9cee6..8c68ee9e5d1c 100644 --- a/arch/powerpc/kernel/iommu.c +++ b/arch/powerpc/kernel/iommu.c @@ -269,7 +269,8 @@ static void iommu_free(struct iommu_table *tbl, dma_addr_t dma_addr, int iommu_map_sg(struct device *dev, struct iommu_table *tbl, struct scatterlist *sglist, int nelems, - unsigned long mask, enum dma_data_direction direction) + unsigned long mask, enum dma_data_direction direction, + struct dma_attrs *attrs) { dma_addr_t dma_next = 0, dma_addr; unsigned long flags; @@ -411,7 +412,8 @@ int iommu_map_sg(struct device *dev, struct iommu_table *tbl, void iommu_unmap_sg(struct iommu_table *tbl, struct scatterlist *sglist, - int nelems, enum dma_data_direction direction) + int nelems, enum dma_data_direction direction, + struct dma_attrs *attrs) { struct scatterlist *sg; unsigned long flags; @@ -553,7 +555,7 @@ void iommu_free_table(struct iommu_table *tbl, const char *node_name) */ dma_addr_t iommu_map_single(struct device *dev, struct iommu_table *tbl, void *vaddr, size_t size, unsigned long mask, - enum dma_data_direction direction) + enum dma_data_direction direction, struct dma_attrs *attrs) { dma_addr_t dma_handle = DMA_ERROR_CODE; unsigned long uaddr; @@ -586,7 +588,8 @@ dma_addr_t iommu_map_single(struct device *dev, struct iommu_table *tbl, } void iommu_unmap_single(struct iommu_table *tbl, dma_addr_t dma_handle, - size_t size, enum dma_data_direction direction) + size_t size, enum dma_data_direction direction, + struct dma_attrs *attrs) { unsigned int npages; |