diff options
Diffstat (limited to 'arch/parisc/include/asm/dma-mapping.h')
| -rw-r--r-- | arch/parisc/include/asm/dma-mapping.h | 22 |
1 files changed, 20 insertions, 2 deletions
diff --git a/arch/parisc/include/asm/dma-mapping.h b/arch/parisc/include/asm/dma-mapping.h index 4ef73b09b16..d0eae5f2bd8 100644 --- a/arch/parisc/include/asm/dma-mapping.h +++ b/arch/parisc/include/asm/dma-mapping.h @@ -5,7 +5,7 @@ #include <asm/cacheflush.h> #include <asm/scatterlist.h> -/* See Documentation/PCI/PCI-DMA-mapping.txt */ +/* See Documentation/DMA-API-HOWTO.txt */ struct hppa_dma_ops { int (*dma_supported)(struct device *dev, u64 mask); void *(*alloc_consistent)(struct device *dev, size_t size, dma_addr_t *iova, gfp_t flag); @@ -46,6 +46,9 @@ extern struct hppa_dma_ops pcx_dma_ops; extern struct hppa_dma_ops *hppa_dma_ops; +#define dma_alloc_attrs(d, s, h, f, a) dma_alloc_coherent(d, s, h, f) +#define dma_free_attrs(d, s, h, f, a) dma_free_coherent(d, s, h, f) + static inline void * dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t flag) @@ -210,7 +213,7 @@ parisc_walk_tree(struct device *dev) return dev->platform_data; } -#define GET_IOC(dev) (HBA_DATA(parisc_walk_tree(dev))->iommu); +#define GET_IOC(dev) (HBA_DATA(parisc_walk_tree(dev))->iommu) #ifdef CONFIG_IOMMU_CCIO @@ -238,4 +241,19 @@ void * sba_get_iommu(struct parisc_device *dev); /* At the moment, we panic on error for IOMMU resource exaustion */ #define dma_mapping_error(dev, x) 0 +/* This API cannot be supported on PA-RISC */ +static inline int dma_mmap_coherent(struct device *dev, + struct vm_area_struct *vma, void *cpu_addr, + dma_addr_t dma_addr, size_t size) +{ + return -EINVAL; +} + +static inline int dma_get_sgtable(struct device *dev, struct sg_table *sgt, + void *cpu_addr, dma_addr_t dma_addr, + size_t size) +{ + return -EINVAL; +} + #endif |