diff options
Diffstat (limited to 'arch/powerpc/include/asm/dma-direct.h')
-rw-r--r-- | arch/powerpc/include/asm/dma-direct.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/dma-direct.h b/arch/powerpc/include/asm/dma-direct.h new file mode 100644 index 0000000000..128304cbee --- /dev/null +++ b/arch/powerpc/include/asm/dma-direct.h @@ -0,0 +1,14 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef ASM_POWERPC_DMA_DIRECT_H +#define ASM_POWERPC_DMA_DIRECT_H 1 + +static inline dma_addr_t phys_to_dma(struct device *dev, phys_addr_t paddr) +{ + return paddr + dev->archdata.dma_offset; +} + +static inline phys_addr_t dma_to_phys(struct device *dev, dma_addr_t daddr) +{ + return daddr - dev->archdata.dma_offset; +} +#endif /* ASM_POWERPC_DMA_DIRECT_H */ |