Commit 40558daf authored Aug 27, 2007 by Mauro Carvalho Chehab

V4L/DVB (6259): Fix vivi poll() method



Due to the replace of videobuf_read_one to videobuf_read_stream, poll()
method implementation is wrong. This fixes poll() implementation, making
read of /dev/video? to work again.

With this method, an USB driver can use video-buf, without needing to
request memory from the DMA-safe area.

Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

parent ba366a23

drivers/media/video/vivi.c

+2 −3

Original line number	Diff line number	Diff line
		@@ -1122,9 +1122,8 @@ vivi_poll(struct file file, struct poll_table_struct wait)
		} else {
		dprintk(1,"poll: read() interface\n");
		/* read() capture */
		buf = (struct vivi_buffer*)fh->vb_vidq.read_buf;
		if (NULL == buf)
		return POLLERR;
		return videobuf_poll_stream(file, &fh-> vb_vidq,
		wait);
		}
		poll_wait(file, &buf->vb.done, wait);
		if (buf->vb.state == STATE_DONE \|\|