181 	addr0 = vb2_dma_contig_plane_dma_addr(&isc->cur_frm->vb.vb2_buf, 0);  in isc_start_dma()
373 	isc->cur_frm = list_first_entry(&isc->dma_queue,  in isc_start_streaming()
375 	list_del(&isc->cur_frm->list);  in isc_start_streaming()
416 	if (isc->cur_frm && !wait_for_completion_timeout(&isc->comp, 5 * HZ))  in isc_stop_streaming()
434 	if (unlikely(isc->cur_frm)) {  in isc_stop_streaming()
435 		vb2_buffer_done(&isc->cur_frm->vb.vb2_buf,  in isc_stop_streaming()
437 		isc->cur_frm = NULL;  in isc_stop_streaming()
453 	if (!isc->cur_frm && list_empty(&isc->dma_queue) &&  in isc_buffer_queue()
455 		isc->cur_frm = buf;  in isc_buffer_queue()
1238 		if (isc->cur_frm) {  in isc_interrupt()
1239 			struct vb2_v4l2_buffer *vbuf = &isc->cur_frm->vb;  in isc_interrupt()
1245 			isc->cur_frm = NULL;  in isc_interrupt()
1249 			isc->cur_frm = list_first_entry(&isc->dma_queue,  in isc_interrupt()
1251 			list_del(&isc->cur_frm->list);  in isc_interrupt()