pci/cx23885/cx23885-vbi.c

128 static int buffer_prepare(struct vb2_buffer *vb)
130 	struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb);
131 	struct cx23885_dev *dev = vb->vb2_queue->drv_priv;
133 		struct cx23885_buffer, vb);
134 	struct sg_table *sgt = vb2_dma_sg_plane_desc(vb, 0);
140 	if (vb2_plane_size(vb, 0) < lines * VBI_LINE_LENGTH * 2)
142 	vb2_set_plane_payload(vb, 0, lines * VBI_LINE_LENGTH * 2);
152 static void buffer_finish(struct vb2_buffer *vb)
154 	struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb);
156 		struct cx23885_buffer, vb);
158 	cx23885_free_buffer(vb->vb2_queue->drv_priv, buf);
182 static void buffer_queue(struct vb2_buffer *vb)
184 	struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb);
185 	struct cx23885_dev *dev = vb->vb2_queue->drv_priv;
187 			struct cx23885_buffer, vb);
202 			buf, buf->vb.vb2_buf.index);
213 			buf, buf->vb.vb2_buf.index);
241 		vb2_buffer_done(&buf->vb.vb2_buf, VB2_BUF_STATE_ERROR);