xref: /OK3568_Linux_fs/kernel/arch/powerpc/include/asm/dma-direct.h (revision 4882a59341e53eb6f0b4789bf948001014eff981) 
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun #ifndef ASM_POWERPC_DMA_DIRECT_H
3*4882a593Smuzhiyun #define ASM_POWERPC_DMA_DIRECT_H 1
4*4882a593Smuzhiyun 
phys_to_dma(struct device * dev,phys_addr_t paddr)5*4882a593Smuzhiyun static inline dma_addr_t phys_to_dma(struct device *dev, phys_addr_t paddr)
6*4882a593Smuzhiyun {
7*4882a593Smuzhiyun 	return paddr + dev->archdata.dma_offset;
8*4882a593Smuzhiyun }
9*4882a593Smuzhiyun 
dma_to_phys(struct device * dev,dma_addr_t daddr)10*4882a593Smuzhiyun static inline phys_addr_t dma_to_phys(struct device *dev, dma_addr_t daddr)
11*4882a593Smuzhiyun {
12*4882a593Smuzhiyun 	return daddr - dev->archdata.dma_offset;
13*4882a593Smuzhiyun }
14*4882a593Smuzhiyun #endif /* ASM_POWERPC_DMA_DIRECT_H */
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