diff options
Diffstat (limited to 'arch/mips/mm/dma-default.c')
-rw-r--r-- | arch/mips/mm/dma-default.c | 18 |
1 files changed, 4 insertions, 14 deletions
diff --git a/arch/mips/mm/dma-default.c b/arch/mips/mm/dma-default.c index c01bd20d0208..dcafa43613b6 100644 --- a/arch/mips/mm/dma-default.c +++ b/arch/mips/mm/dma-default.c @@ -93,9 +93,6 @@ static gfp_t massage_gfp_flags(const struct device *dev, gfp_t gfp) { gfp_t dma_flag; - /* ignore region specifiers */ - gfp &= ~(__GFP_DMA | __GFP_DMA32 | __GFP_HIGHMEM); - #ifdef CONFIG_ISA if (dev == NULL) dma_flag = __GFP_DMA; @@ -179,7 +176,7 @@ static int mips_dma_mmap(struct device *dev, struct vm_area_struct *vma, void *cpu_addr, dma_addr_t dma_addr, size_t size, unsigned long attrs) { - unsigned long user_count = (vma->vm_end - vma->vm_start) >> PAGE_SHIFT; + unsigned long user_count = vma_pages(vma); unsigned long count = PAGE_ALIGN(size) >> PAGE_SHIFT; unsigned long addr = (unsigned long)cpu_addr; unsigned long off = vma->vm_pgoff; @@ -373,17 +370,12 @@ static void mips_dma_sync_sg_for_device(struct device *dev, } } -static int mips_dma_mapping_error(struct device *dev, dma_addr_t dma_addr) -{ - return 0; -} - static int mips_dma_supported(struct device *dev, u64 mask) { return plat_dma_supported(dev, mask); } -void dma_cache_sync(struct device *dev, void *vaddr, size_t size, +static void mips_dma_cache_sync(struct device *dev, void *vaddr, size_t size, enum dma_data_direction direction) { BUG_ON(direction == DMA_NONE); @@ -392,8 +384,6 @@ void dma_cache_sync(struct device *dev, void *vaddr, size_t size, __dma_sync_virtual(vaddr, size, direction); } -EXPORT_SYMBOL(dma_cache_sync); - static const struct dma_map_ops mips_default_dma_map_ops = { .alloc = mips_dma_alloc_coherent, .free = mips_dma_free_coherent, @@ -406,8 +396,8 @@ static const struct dma_map_ops mips_default_dma_map_ops = { .sync_single_for_device = mips_dma_sync_single_for_device, .sync_sg_for_cpu = mips_dma_sync_sg_for_cpu, .sync_sg_for_device = mips_dma_sync_sg_for_device, - .mapping_error = mips_dma_mapping_error, - .dma_supported = mips_dma_supported + .dma_supported = mips_dma_supported, + .cache_sync = mips_dma_cache_sync, }; const struct dma_map_ops *mips_dma_map_ops = &mips_default_dma_map_ops; |