diff options
Diffstat (limited to 'arch/sparc/include/asm/dma-mapping.h')
| -rw-r--r-- | arch/sparc/include/asm/dma-mapping.h | 16 |
1 files changed, 5 insertions, 11 deletions
diff --git a/arch/sparc/include/asm/dma-mapping.h b/arch/sparc/include/asm/dma-mapping.h index 1180ae254154..60bf1633d554 100644 --- a/arch/sparc/include/asm/dma-mapping.h +++ b/arch/sparc/include/asm/dma-mapping.h @@ -5,11 +5,6 @@ #include <linux/mm.h> #include <linux/dma-debug.h> -#define DMA_ERROR_CODE (~(dma_addr_t)0x0) - -#define HAVE_ARCH_DMA_SUPPORTED 1 -int dma_supported(struct device *dev, u64 mask); - static inline void dma_cache_sync(struct device *dev, void *vaddr, size_t size, enum dma_data_direction dir) { @@ -18,20 +13,19 @@ static inline void dma_cache_sync(struct device *dev, void *vaddr, size_t size, */ } -extern struct dma_map_ops *dma_ops; -extern struct dma_map_ops *leon_dma_ops; -extern struct dma_map_ops pci32_dma_ops; +extern const struct dma_map_ops *dma_ops; +extern const struct dma_map_ops pci32_dma_ops; extern struct bus_type pci_bus_type; -static inline struct dma_map_ops *get_dma_ops(struct device *dev) +static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus) { #ifdef CONFIG_SPARC_LEON if (sparc_cpu_model == sparc_leon) - return leon_dma_ops; + return &pci32_dma_ops; #endif #if defined(CONFIG_SPARC32) && defined(CONFIG_PCI) - if (dev->bus == &pci_bus_type) + if (bus == &pci_bus_type) return &pci32_dma_ops; #endif return dma_ops; |