213 	struct vb2_vmalloc_attachment *attach;  in vb2_vmalloc_dmabuf_ops_attach()  local
222 	attach = kzalloc(sizeof(*attach), GFP_KERNEL);  in vb2_vmalloc_dmabuf_ops_attach()
223 	if (!attach)  in vb2_vmalloc_dmabuf_ops_attach()
226 	sgt = &attach->sgt;  in vb2_vmalloc_dmabuf_ops_attach()
229 		kfree(attach);  in vb2_vmalloc_dmabuf_ops_attach()
237 			kfree(attach);  in vb2_vmalloc_dmabuf_ops_attach()
244 	attach->dma_dir = DMA_NONE;  in vb2_vmalloc_dmabuf_ops_attach()
245 	dbuf_attach->priv = attach;  in vb2_vmalloc_dmabuf_ops_attach()
252 	struct vb2_vmalloc_attachment *attach = db_attach->priv;  in vb2_vmalloc_dmabuf_ops_detach()  local
255 	if (!attach)  in vb2_vmalloc_dmabuf_ops_detach()
258 	sgt = &attach->sgt;  in vb2_vmalloc_dmabuf_ops_detach()
261 	if (attach->dma_dir != DMA_NONE)  in vb2_vmalloc_dmabuf_ops_detach()
262 		dma_unmap_sgtable(db_attach->dev, sgt, attach->dma_dir, 0);  in vb2_vmalloc_dmabuf_ops_detach()
264 	kfree(attach);  in vb2_vmalloc_dmabuf_ops_detach()
271 	struct vb2_vmalloc_attachment *attach = db_attach->priv;  in vb2_vmalloc_dmabuf_ops_map()  local
274 	sgt = &attach->sgt;  in vb2_vmalloc_dmabuf_ops_map()
276 	if (attach->dma_dir == dma_dir)  in vb2_vmalloc_dmabuf_ops_map()
280 	if (attach->dma_dir != DMA_NONE) {  in vb2_vmalloc_dmabuf_ops_map()
281 		dma_unmap_sgtable(db_attach->dev, sgt, attach->dma_dir, 0);  in vb2_vmalloc_dmabuf_ops_map()
282 		attach->dma_dir = DMA_NONE;  in vb2_vmalloc_dmabuf_ops_map()
291 	attach->dma_dir = dma_dir;  in vb2_vmalloc_dmabuf_ops_map()
325 	.attach = vb2_vmalloc_dmabuf_ops_attach,