42 	struct dma_buf_attachment	*db_attach;  member
80 	if (!buf->vaddr && buf->db_attach)  in vb2_dc_vaddr()
81 		buf->vaddr = dma_buf_vmap(buf->db_attach->dmabuf);  in vb2_dc_vaddr()
254 	struct dma_buf_attachment *db_attach)  in vb2_dc_dmabuf_ops_detach()  argument
256 	struct vb2_dc_attachment *attach = db_attach->priv;  in vb2_dc_dmabuf_ops_detach()
272 		dma_unmap_sgtable(db_attach->dev, sgt, attach->dma_dir,  in vb2_dc_dmabuf_ops_detach()
276 	db_attach->priv = NULL;  in vb2_dc_dmabuf_ops_detach()
280 	struct dma_buf_attachment *db_attach, enum dma_data_direction dma_dir)  in vb2_dc_dmabuf_ops_map()  argument
282 	struct vb2_dc_attachment *attach = db_attach->priv;  in vb2_dc_dmabuf_ops_map()
284 	struct mutex *lock = &db_attach->dmabuf->lock;  in vb2_dc_dmabuf_ops_map()
298 		dma_unmap_sgtable(db_attach->dev, sgt, attach->dma_dir,  in vb2_dc_dmabuf_ops_map()
307 	if (dma_map_sgtable(db_attach->dev, sgt, dma_dir,  in vb2_dc_dmabuf_ops_map()
321 static void vb2_dc_dmabuf_ops_unmap(struct dma_buf_attachment *db_attach,  in vb2_dc_dmabuf_ops_unmap()  argument
585 	if (WARN_ON(!buf->db_attach)) {  in vb2_dc_map_dmabuf()
596 	sgt = dma_buf_map_attachment(buf->db_attach, buf->dma_dir);  in vb2_dc_map_dmabuf()
607 		dma_buf_unmap_attachment(buf->db_attach, sgt, buf->dma_dir);  in vb2_dc_map_dmabuf()
623 	if (WARN_ON(!buf->db_attach)) {  in vb2_dc_unmap_dmabuf()
634 		dma_buf_vunmap(buf->db_attach->dmabuf, buf->vaddr);  in vb2_dc_unmap_dmabuf()
637 	dma_buf_unmap_attachment(buf->db_attach, sgt, buf->dma_dir);  in vb2_dc_unmap_dmabuf()
652 	dma_buf_detach(buf->db_attach->dmabuf, buf->db_attach);  in vb2_dc_detach_dmabuf()
683 	buf->db_attach = dba;  in vb2_dc_attach_dmabuf()