/* SPDX-License-Identifier: GPL-2.0 */ #ifndef ASM_POWERPC_DMA_DIRECT_H #define ASM_POWERPC_DMA_DIRECT_H 1 static inline bool dma_capable(struct device *dev, dma_addr_t addr, size_t size) { #ifdef CONFIG_SWIOTLB struct dev_archdata *sd = &dev->archdata; if (sd->max_direct_dma_addr && addr + size > sd->max_direct_dma_addr) return false; #endif if (!dev->dma_mask) return false; return addr + size - 1 <= *dev->dma_mask; } static inline dma_addr_t __phys_to_dma(struct device *dev, phys_addr_t paddr) { return paddr + get_dma_offset(dev); } static inline phys_addr_t __dma_to_phys(struct device *dev, dma_addr_t daddr) { return daddr - get_dma_offset(dev); } #endif /* ASM_POWERPC_DMA_DIRECT_H */