diff options
| author | Glauber Costa <gcosta@redhat.com> | 2008-03-25 18:36:29 -0300 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-04-19 19:19:56 +0200 |
| commit | ed435dee9cb470082e4550edbfcbc7e81132e976 (patch) | |
| tree | 6322a0baf9dfedc301340f82788a8569ffe9e97f | |
| parent | 713623326c816b145105769f174ec237815e53f1 (diff) | |
x86: move dma_sync_sg_for_cpu to common header
i386 gets an empty function.
Signed-off-by: Glauber Costa <gcosta@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
| -rw-r--r-- | arch/x86/kernel/pci-base_32.c | 1 | ||||
| -rw-r--r-- | include/asm-x86/dma-mapping.h | 9 | ||||
| -rw-r--r-- | include/asm-x86/dma-mapping_32.h | 6 | ||||
| -rw-r--r-- | include/asm-x86/dma-mapping_64.h | 11 |
4 files changed, 10 insertions, 17 deletions
diff --git a/arch/x86/kernel/pci-base_32.c b/arch/x86/kernel/pci-base_32.c index 4512c307b60..d876600aaeb 100644 --- a/arch/x86/kernel/pci-base_32.c +++ b/arch/x86/kernel/pci-base_32.c @@ -39,6 +39,7 @@ static const struct dma_mapping_ops pci32_dma_ops = { .sync_single_for_device = NULL, .sync_single_range_for_cpu = NULL, .sync_single_range_for_device = NULL, + .sync_sg_for_cpu = NULL, }; const struct dma_mapping_ops *dma_ops = &pci32_dma_ops; diff --git a/include/asm-x86/dma-mapping.h b/include/asm-x86/dma-mapping.h index 260538b6ce2..1a301d7e472 100644 --- a/include/asm-x86/dma-mapping.h +++ b/include/asm-x86/dma-mapping.h @@ -139,4 +139,13 @@ dma_sync_single_range_for_device(struct device *hwdev, dma_addr_t dma_handle, flush_write_buffers(); } +static inline void +dma_sync_sg_for_cpu(struct device *hwdev, struct scatterlist *sg, + int nelems, int direction) +{ + BUG_ON(!valid_dma_direction(direction)); + if (dma_ops->sync_sg_for_cpu) + dma_ops->sync_sg_for_cpu(hwdev, sg, nelems, direction); + flush_write_buffers(); +} #endif diff --git a/include/asm-x86/dma-mapping_32.h b/include/asm-x86/dma-mapping_32.h index 60d5371c7de..e7c82e34af9 100644 --- a/include/asm-x86/dma-mapping_32.h +++ b/include/asm-x86/dma-mapping_32.h @@ -33,12 +33,6 @@ dma_unmap_page(struct device *dev, dma_addr_t dma_address, size_t size, } static inline void -dma_sync_sg_for_cpu(struct device *dev, struct scatterlist *sg, int nelems, - enum dma_data_direction direction) -{ -} - -static inline void dma_sync_sg_for_device(struct device *dev, struct scatterlist *sg, int nelems, enum dma_data_direction direction) { diff --git a/include/asm-x86/dma-mapping_64.h b/include/asm-x86/dma-mapping_64.h index dfa66cc525b..804b154abaf 100644 --- a/include/asm-x86/dma-mapping_64.h +++ b/include/asm-x86/dma-mapping_64.h @@ -27,17 +27,6 @@ extern void dma_free_coherent(struct device *dev, size_t size, void *vaddr, dma_map_single((dev), page_address(page)+(offset), (size), (dir)) #define dma_unmap_page dma_unmap_single - -static inline void -dma_sync_sg_for_cpu(struct device *hwdev, struct scatterlist *sg, - int nelems, int direction) -{ - BUG_ON(!valid_dma_direction(direction)); - if (dma_ops->sync_sg_for_cpu) - dma_ops->sync_sg_for_cpu(hwdev, sg, nelems, direction); - flush_write_buffers(); -} - static inline void dma_sync_sg_for_device(struct device *hwdev, struct scatterlist *sg, int nelems, int direction) |