1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */ 2*4882a593Smuzhiyun #ifndef _ASM_DMA_MAPPING_H 3*4882a593Smuzhiyun #define _ASM_DMA_MAPPING_H 4*4882a593Smuzhiyun 5*4882a593Smuzhiyun #include <linux/swiotlb.h> 6*4882a593Smuzhiyun 7*4882a593Smuzhiyun extern const struct dma_map_ops jazz_dma_ops; 8*4882a593Smuzhiyun get_arch_dma_ops(struct bus_type * bus)9*4882a593Smuzhiyunstatic inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus) 10*4882a593Smuzhiyun { 11*4882a593Smuzhiyun #if defined(CONFIG_MACH_JAZZ) 12*4882a593Smuzhiyun return &jazz_dma_ops; 13*4882a593Smuzhiyun #else 14*4882a593Smuzhiyun return NULL; 15*4882a593Smuzhiyun #endif 16*4882a593Smuzhiyun } 17*4882a593Smuzhiyun 18*4882a593Smuzhiyun #endif /* _ASM_DMA_MAPPING_H */ 19