1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * DMA BUF Mapping Helpers 4 * 5 */ 6 #ifndef __DMA_BUF_MAPPING_H__ 7 #define __DMA_BUF_MAPPING_H__ 8 #include <linux/dma-buf.h> 9 10 struct sg_table *dma_buf_phys_vec_to_sgt(struct dma_buf_attachment *attach, 11 struct p2pdma_provider *provider, 12 struct dma_buf_phys_vec *phys_vec, 13 size_t nr_ranges, size_t size, 14 enum dma_data_direction dir); 15 void dma_buf_free_sgt(struct dma_buf_attachment *attach, struct sg_table *sgt, 16 enum dma_data_direction dir); 17 #endif 18