153 static int dt3155_buf_prepare(struct vb2_buffer *vb)  in dt3155_buf_prepare()  argument
155 	struct dt3155_priv *pd = vb2_get_drv_priv(vb->vb2_queue);  in dt3155_buf_prepare()
157 	vb2_set_plane_payload(vb, 0, pd->width * pd->height);  in dt3155_buf_prepare()
164 	struct vb2_buffer *vb = &pd->curr_buf->vb2_buf;  in dt3155_start_streaming()  local
168 	dma_addr = vb2_dma_contig_plane_dma_addr(vb, 0);  in dt3155_start_streaming()
192 	struct vb2_buffer *vb;  in dt3155_stop_streaming()  local
217 		vb = list_first_entry(&pd->dmaq, typeof(*vb), done_entry);  in dt3155_stop_streaming()
218 		list_del(&vb->done_entry);  in dt3155_stop_streaming()
219 		vb2_buffer_done(vb, VB2_BUF_STATE_ERROR);  in dt3155_stop_streaming()
224 static void dt3155_buf_queue(struct vb2_buffer *vb)  in dt3155_buf_queue()  argument
226 	struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb);  in dt3155_buf_queue()
227 	struct dt3155_priv *pd = vb2_get_drv_priv(vb->vb2_queue);  in dt3155_buf_queue()
232 		list_add_tail(&vb->done_entry, &pd->dmaq);  in dt3155_buf_queue()