diff options
author | Russell King <rmk+kernel@arm.linux.org.uk> | 2009-12-04 14:59:47 +0000 |
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committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2009-12-04 14:59:47 +0000 |
commit | 5cb2faa6ede7ada9cb2bffc832c4ce60f53d6834 (patch) | |
tree | 7b72b66081d042a41dc822575503133364857ce2 /arch/x86/include/asm/dma-mapping.h | |
parent | e0ee98513d1a2e24d2ddbdecf4216bcca29d1158 (diff) | |
parent | 6060e8df517847bf445ebc61de7d4d9c7faae990 (diff) |
Merge branch 'pending-misc' (early part) into devel
Diffstat (limited to 'arch/x86/include/asm/dma-mapping.h')
-rw-r--r-- | arch/x86/include/asm/dma-mapping.h | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/arch/x86/include/asm/dma-mapping.h b/arch/x86/include/asm/dma-mapping.h index 0ee770d23d0..6a25d5d4283 100644 --- a/arch/x86/include/asm/dma-mapping.h +++ b/arch/x86/include/asm/dma-mapping.h @@ -14,6 +14,12 @@ #include <asm/swiotlb.h> #include <asm-generic/dma-coherent.h> +#ifdef CONFIG_ISA +# define ISA_DMA_BIT_MASK DMA_BIT_MASK(24) +#else +# define ISA_DMA_BIT_MASK DMA_BIT_MASK(32) +#endif + extern dma_addr_t bad_dma_address; extern int iommu_merge; extern struct device x86_dma_fallback_dev; @@ -124,10 +130,8 @@ dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, if (dma_alloc_from_coherent(dev, size, dma_handle, &memory)) return memory; - if (!dev) { + if (!dev) dev = &x86_dma_fallback_dev; - gfp |= GFP_DMA; - } if (!is_device_dma_capable(dev)) return NULL; |