378 	struct vb2_dma_sg_attachment *attach;  in vb2_dma_sg_dmabuf_ops_attach()  local
385 	attach = kzalloc(sizeof(*attach), GFP_KERNEL);  in vb2_dma_sg_dmabuf_ops_attach()
386 	if (!attach)  in vb2_dma_sg_dmabuf_ops_attach()
389 	sgt = &attach->sgt;  in vb2_dma_sg_dmabuf_ops_attach()
395 		kfree(attach);  in vb2_dma_sg_dmabuf_ops_attach()
407 	attach->dma_dir = DMA_NONE;  in vb2_dma_sg_dmabuf_ops_attach()
408 	dbuf_attach->priv = attach;  in vb2_dma_sg_dmabuf_ops_attach()
416 	struct vb2_dma_sg_attachment *attach = db_attach->priv;  in vb2_dma_sg_dmabuf_ops_detach()  local
419 	if (!attach)  in vb2_dma_sg_dmabuf_ops_detach()
422 	sgt = &attach->sgt;  in vb2_dma_sg_dmabuf_ops_detach()
425 	if (attach->dma_dir != DMA_NONE)  in vb2_dma_sg_dmabuf_ops_detach()
427 			attach->dma_dir);  in vb2_dma_sg_dmabuf_ops_detach()
429 	kfree(attach);  in vb2_dma_sg_dmabuf_ops_detach()
436 	struct vb2_dma_sg_attachment *attach = db_attach->priv;  in vb2_dma_sg_dmabuf_ops_map()  local
443 	sgt = &attach->sgt;  in vb2_dma_sg_dmabuf_ops_map()
445 	if (attach->dma_dir == dma_dir) {  in vb2_dma_sg_dmabuf_ops_map()
451 	if (attach->dma_dir != DMA_NONE) {  in vb2_dma_sg_dmabuf_ops_map()
453 			attach->dma_dir);  in vb2_dma_sg_dmabuf_ops_map()
454 		attach->dma_dir = DMA_NONE;  in vb2_dma_sg_dmabuf_ops_map()
466 	attach->dma_dir = dma_dir;  in vb2_dma_sg_dmabuf_ops_map()
506 	.attach = vb2_dma_sg_dmabuf_ops_attach,