diff options
Diffstat (limited to 'arch/mips/include/asm/dma-mapping.h')
| -rw-r--r-- | arch/mips/include/asm/dma-mapping.h | 40 |
1 files changed, 8 insertions, 32 deletions
diff --git a/arch/mips/include/asm/dma-mapping.h b/arch/mips/include/asm/dma-mapping.h index aba71385f9d1..0fee561ac796 100644 --- a/arch/mips/include/asm/dma-mapping.h +++ b/arch/mips/include/asm/dma-mapping.h @@ -1,41 +1,17 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_DMA_MAPPING_H #define _ASM_DMA_MAPPING_H -#include <linux/scatterlist.h> -#include <asm/dma-coherence.h> -#include <asm/cache.h> +#include <linux/swiotlb.h> -#ifndef CONFIG_SGI_IP27 /* Kludge to fix 2.6.39 build for IP27 */ -#include <dma-coherence.h> -#endif - -extern const struct dma_map_ops *mips_dma_map_ops; - -static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus) -{ - return mips_dma_map_ops; -} - -static inline bool dma_capable(struct device *dev, dma_addr_t addr, size_t size) -{ - if (!dev->dma_mask) - return false; - - return addr + size <= *dev->dma_mask; -} - -static inline void dma_mark_clean(void *addr, size_t size) {} - -extern void dma_cache_sync(struct device *dev, void *vaddr, size_t size, - enum dma_data_direction direction); +extern const struct dma_map_ops jazz_dma_ops; -#define arch_setup_dma_ops arch_setup_dma_ops -static inline void arch_setup_dma_ops(struct device *dev, u64 dma_base, - u64 size, const struct iommu_ops *iommu, - bool coherent) +static inline const struct dma_map_ops *get_arch_dma_ops(void) { -#ifdef CONFIG_DMA_PERDEV_COHERENT - dev->archdata.dma_coherent = coherent; +#if defined(CONFIG_MACH_JAZZ) + return &jazz_dma_ops; +#else + return NULL; #endif } |