diff options
Diffstat (limited to 'arch/tile/include/asm/dma-mapping.h')
| -rw-r--r-- | arch/tile/include/asm/dma-mapping.h | 32 |
1 files changed, 1 insertions, 31 deletions
diff --git a/arch/tile/include/asm/dma-mapping.h b/arch/tile/include/asm/dma-mapping.h index 96ac6cce4a32..01ceb4a895b0 100644 --- a/arch/tile/include/asm/dma-mapping.h +++ b/arch/tile/include/asm/dma-mapping.h @@ -73,37 +73,7 @@ static inline bool dma_capable(struct device *dev, dma_addr_t addr, size_t size) } #define HAVE_ARCH_DMA_SET_MASK 1 - -#include <asm-generic/dma-mapping-common.h> - -static inline int -dma_set_mask(struct device *dev, u64 mask) -{ - struct dma_map_ops *dma_ops = get_dma_ops(dev); - - /* - * For PCI devices with 64-bit DMA addressing capability, promote - * the dma_ops to hybrid, with the consistent memory DMA space limited - * to 32-bit. For 32-bit capable devices, limit the streaming DMA - * address range to max_direct_dma_addr. - */ - if (dma_ops == gx_pci_dma_map_ops || - dma_ops == gx_hybrid_pci_dma_map_ops || - dma_ops == gx_legacy_pci_dma_map_ops) { - if (mask == DMA_BIT_MASK(64) && - dma_ops == gx_legacy_pci_dma_map_ops) - set_dma_ops(dev, gx_hybrid_pci_dma_map_ops); - else if (mask > dev->archdata.max_direct_dma_addr) - mask = dev->archdata.max_direct_dma_addr; - } - - if (!dev->dma_mask || !dma_supported(dev, mask)) - return -EIO; - - *dev->dma_mask = mask; - - return 0; -} +int dma_set_mask(struct device *dev, u64 mask); /* * dma_alloc_noncoherent() is #defined to return coherent memory, |