diff options
Diffstat (limited to 'include/asm-sh/dma-mapping.h')
| -rw-r--r-- | include/asm-sh/dma-mapping.h | 27 |
1 files changed, 23 insertions, 4 deletions
diff --git a/include/asm-sh/dma-mapping.h b/include/asm-sh/dma-mapping.h index d3bc7818bbb..84fefdaa01a 100644 --- a/include/asm-sh/dma-mapping.h +++ b/include/asm-sh/dma-mapping.h @@ -69,11 +69,11 @@ static inline dma_addr_t dma_map_single(struct device *dev, { #if defined(CONFIG_PCI) && !defined(CONFIG_SH_PCIDMA_NONCOHERENT) if (dev->bus == &pci_bus_type) - return virt_to_bus(ptr); + return virt_to_phys(ptr); #endif dma_cache_sync(dev, ptr, size, dir); - return virt_to_bus(ptr); + return virt_to_phys(ptr); } #define dma_unmap_single(dev, addr, size, dir) do { } while (0) @@ -116,7 +116,7 @@ static inline void dma_sync_single(struct device *dev, dma_addr_t dma_handle, if (dev->bus == &pci_bus_type) return; #endif - dma_cache_sync(dev, bus_to_virt(dma_handle), size, dir); + dma_cache_sync(dev, phys_to_virt(dma_handle), size, dir); } static inline void dma_sync_single_range(struct device *dev, @@ -128,7 +128,7 @@ static inline void dma_sync_single_range(struct device *dev, if (dev->bus == &pci_bus_type) return; #endif - dma_cache_sync(dev, bus_to_virt(dma_handle) + offset, size, dir); + dma_cache_sync(dev, phys_to_virt(dma_handle) + offset, size, dir); } static inline void dma_sync_sg(struct device *dev, struct scatterlist *sg, @@ -160,6 +160,25 @@ static inline void dma_sync_single_for_device(struct device *dev, dma_sync_single(dev, dma_handle, size, dir); } +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 direction) +{ + dma_sync_single_for_cpu(dev, dma_handle+offset, size, direction); +} + +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 direction) +{ + dma_sync_single_for_device(dev, dma_handle+offset, size, direction); +} + + static inline void dma_sync_sg_for_cpu(struct device *dev, struct scatterlist *sg, int nelems, enum dma_data_direction dir) |