diff options
Diffstat (limited to 'arch/mips/include/asm/dma-mapping.h')
| -rw-r--r-- | arch/mips/include/asm/dma-mapping.h | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/arch/mips/include/asm/dma-mapping.h b/arch/mips/include/asm/dma-mapping.h index 006b43e38a9..06412aa9e3f 100644 --- a/arch/mips/include/asm/dma-mapping.h +++ b/arch/mips/include/asm/dma-mapping.h @@ -2,10 +2,11 @@ #define _ASM_DMA_MAPPING_H #include <asm/scatterlist.h> +#include <asm/dma-coherence.h> #include <asm/cache.h> #include <asm-generic/dma-coherent.h> -#ifndef CONFIG_SGI_IP27 /* Kludge to fix 2.6.39 build for IP27 */ +#ifndef CONFIG_SGI_IP27 /* Kludge to fix 2.6.39 build for IP27 */ #include <dma-coherence.h> #endif @@ -48,9 +49,14 @@ static inline int dma_mapping_error(struct device *dev, u64 mask) static inline int dma_set_mask(struct device *dev, u64 mask) { + struct dma_map_ops *ops = get_dma_ops(dev); + if(!dev->dma_mask || !dma_supported(dev, mask)) return -EIO; + if (ops->set_dma_mask) + return ops->set_dma_mask(dev, mask); + *dev->dma_mask = mask; return 0; |