diff options
Diffstat (limited to 'arch/mips/include/asm/mach-cavium-octeon')
-rw-r--r-- | arch/mips/include/asm/mach-cavium-octeon/cpu-feature-overrides.h | 8 | ||||
-rw-r--r-- | arch/mips/include/asm/mach-cavium-octeon/dma-coherence.h | 24 |
2 files changed, 22 insertions, 10 deletions
diff --git a/arch/mips/include/asm/mach-cavium-octeon/cpu-feature-overrides.h b/arch/mips/include/asm/mach-cavium-octeon/cpu-feature-overrides.h index b952fc7215e2..0d5a42b5f47a 100644 --- a/arch/mips/include/asm/mach-cavium-octeon/cpu-feature-overrides.h +++ b/arch/mips/include/asm/mach-cavium-octeon/cpu-feature-overrides.h @@ -59,7 +59,7 @@ #define cpu_has_veic 0 #define cpu_hwrena_impl_bits 0xc0000000 -#define kernel_uses_smartmips_rixi (cpu_data[0].cputype == CPU_CAVIUM_OCTEON_PLUS) +#define kernel_uses_smartmips_rixi (cpu_data[0].cputype != CPU_CAVIUM_OCTEON) #define ARCH_HAS_IRQ_PER_CPU 1 #define ARCH_HAS_SPINLOCK_PREFETCH 1 @@ -81,4 +81,10 @@ static inline int octeon_has_saa(void) return id >= 0x000d0300; } +/* + * The last 256MB are reserved for device to device mappings and the + * BAR1 hole. + */ +#define MAX_DMA32_PFN (((1ULL << 32) - (1ULL << 28)) >> PAGE_SHIFT) + #endif 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 17d579471ec4..be8fb4240cec 100644 --- a/arch/mips/include/asm/mach-cavium-octeon/dma-coherence.h +++ b/arch/mips/include/asm/mach-cavium-octeon/dma-coherence.h @@ -15,41 +15,40 @@ 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(); } 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(); } static inline unsigned long plat_dma_addr_to_phys(struct device *dev, dma_addr_t dma_addr) { - return dma_addr; + BUG(); } 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; + BUG(); } static inline void plat_extra_sync_for_device(struct device *dev) { - mb(); + BUG(); } static inline int plat_device_is_coherent(struct device *dev) @@ -60,7 +59,14 @@ static inline int plat_device_is_coherent(struct device *dev) static inline int plat_dma_mapping_error(struct device *dev, dma_addr_t dma_addr) { - return dma_addr == -1; + BUG(); } +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 */ |