diff options
Diffstat (limited to 'arch/mips/cavium-octeon')
| -rw-r--r-- | arch/mips/cavium-octeon/Kconfig | 1 | ||||
| -rw-r--r-- | arch/mips/cavium-octeon/dma-octeon.c | 29 |
2 files changed, 4 insertions, 26 deletions
diff --git a/arch/mips/cavium-octeon/Kconfig b/arch/mips/cavium-octeon/Kconfig index 204a1670fd9b..b5eee1a57d6c 100644 --- a/arch/mips/cavium-octeon/Kconfig +++ b/arch/mips/cavium-octeon/Kconfig @@ -75,6 +75,7 @@ config NEED_SG_DMA_LENGTH config SWIOTLB def_bool y + select DMA_DIRECT_OPS select IOMMU_HELPER select NEED_SG_DMA_LENGTH diff --git a/arch/mips/cavium-octeon/dma-octeon.c b/arch/mips/cavium-octeon/dma-octeon.c index c64bd87f0b6e..c7bb8a407041 100644 --- a/arch/mips/cavium-octeon/dma-octeon.c +++ b/arch/mips/cavium-octeon/dma-octeon.c @@ -159,36 +159,13 @@ static void octeon_dma_sync_sg_for_device(struct device *dev, static void *octeon_dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t gfp, unsigned long attrs) { - void *ret; - - /* ignore region specifiers */ - gfp &= ~(__GFP_DMA | __GFP_DMA32 | __GFP_HIGHMEM); - - if (IS_ENABLED(CONFIG_ZONE_DMA) && dev == NULL) - gfp |= __GFP_DMA; - else if (IS_ENABLED(CONFIG_ZONE_DMA) && - dev->coherent_dma_mask <= DMA_BIT_MASK(24)) - gfp |= __GFP_DMA; - else if (IS_ENABLED(CONFIG_ZONE_DMA32) && - dev->coherent_dma_mask <= DMA_BIT_MASK(32)) - gfp |= __GFP_DMA32; - - /* Don't invoke OOM killer */ - gfp |= __GFP_NORETRY; - - ret = swiotlb_alloc_coherent(dev, size, dma_handle, gfp); + void *ret = swiotlb_alloc(dev, size, dma_handle, gfp, attrs); mb(); return ret; } -static void octeon_dma_free_coherent(struct device *dev, size_t size, - void *vaddr, dma_addr_t dma_handle, unsigned long attrs) -{ - swiotlb_free_coherent(dev, size, vaddr, dma_handle); -} - static dma_addr_t octeon_unity_phys_to_dma(struct device *dev, phys_addr_t paddr) { return paddr; @@ -228,7 +205,7 @@ EXPORT_SYMBOL(dma_to_phys); static struct octeon_dma_map_ops octeon_linear_dma_map_ops = { .dma_map_ops = { .alloc = octeon_dma_alloc_coherent, - .free = octeon_dma_free_coherent, + .free = swiotlb_free, .map_page = octeon_dma_map_page, .unmap_page = swiotlb_unmap_page, .map_sg = octeon_dma_map_sg, @@ -314,7 +291,7 @@ void __init plat_swiotlb_setup(void) static struct octeon_dma_map_ops _octeon_pci_dma_map_ops = { .dma_map_ops = { .alloc = octeon_dma_alloc_coherent, - .free = octeon_dma_free_coherent, + .free = swiotlb_free, .map_page = octeon_dma_map_page, .unmap_page = swiotlb_unmap_page, .map_sg = octeon_dma_map_sg, |