diff options
Diffstat (limited to 'arch/mips/include/asm/mach-cavium-octeon/dma-coherence.h')
| -rw-r--r-- | arch/mips/include/asm/mach-cavium-octeon/dma-coherence.h | 41 |
1 files changed, 22 insertions, 19 deletions
diff --git a/arch/mips/include/asm/mach-cavium-octeon/dma-coherence.h b/arch/mips/include/asm/mach-cavium-octeon/dma-coherence.h index f30fce92aab..f9f44865050 100644 --- a/arch/mips/include/asm/mach-cavium-octeon/dma-coherence.h +++ b/arch/mips/include/asm/mach-cavium-octeon/dma-coherence.h @@ -13,41 +13,43 @@ #ifndef __ASM_MACH_CAVIUM_OCTEON_DMA_COHERENCE_H #define __ASM_MACH_CAVIUM_OCTEON_DMA_COHERENCE_H +#include <linux/bug.h> + struct device; -dma_addr_t octeon_map_dma_mem(struct device *, void *, size_t); -void octeon_unmap_dma_mem(struct device *, dma_addr_t); +extern void octeon_pci_dma_init(void); static inline dma_addr_t plat_map_dma_mem(struct device *dev, void *addr, size_t size) { - return octeon_map_dma_mem(dev, addr, size); + BUG(); + return 0; } static inline dma_addr_t plat_map_dma_mem_page(struct device *dev, struct page *page) { - return octeon_map_dma_mem(dev, page_address(page), PAGE_SIZE); + BUG(); + return 0; } -static inline unsigned long plat_dma_addr_to_phys(dma_addr_t dma_addr) +static inline unsigned long plat_dma_addr_to_phys(struct device *dev, + dma_addr_t dma_addr) { - return dma_addr; + BUG(); + return 0; } -static inline void plat_unmap_dma_mem(struct device *dev, dma_addr_t dma_addr) +static inline void plat_unmap_dma_mem(struct device *dev, dma_addr_t dma_addr, + size_t size, enum dma_data_direction direction) { - octeon_unmap_dma_mem(dev, dma_addr); + BUG(); } static inline int plat_dma_supported(struct device *dev, u64 mask) { - return 1; -} - -static inline void plat_extra_sync_for_device(struct device *dev) -{ - mb(); + BUG(); + return 0; } static inline int plat_device_is_coherent(struct device *dev) @@ -55,10 +57,11 @@ static inline int plat_device_is_coherent(struct device *dev) return 1; } -static inline int plat_dma_mapping_error(struct device *dev, - dma_addr_t dma_addr) -{ - return dma_addr == -1; -} +dma_addr_t phys_to_dma(struct device *dev, phys_addr_t paddr); +phys_addr_t dma_to_phys(struct device *dev, dma_addr_t daddr); + +struct dma_map_ops; +extern struct dma_map_ops *octeon_pci_dma_map_ops; +extern char *octeon_swiotlb; #endif /* __ASM_MACH_CAVIUM_OCTEON_DMA_COHERENCE_H */ |