V4L/DVB (9368): VBI fix for cx88 cards
The attached patch fix VBI support cx88 card.
I'm running a capture for hours, getting the closed caption from it[1], and
it's working perfect - the output is the same of a bttv card.
Please apply this patch as soon as possible.
[1] - using zvbi-ntsc-cc of zvbi project.
Signed-off-by: Rafael Diniz <diniz@wimobilis.com.br>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/video/cx88/cx88-video.c b/drivers/media/video/cx88/cx88-video.c
index 61265fd..b96ce99 100644
--- a/drivers/media/video/cx88/cx88-video.c
+++ b/drivers/media/video/cx88/cx88-video.c
@@ -1216,8 +1216,12 @@
struct cx8800_fh *fh = priv;
struct cx8800_dev *dev = fh->dev;
- if (unlikely(fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE))
+ /* We should remember that this driver also supports teletext, */
+ /* so we have to test if the v4l2_buf_type is VBI capture data. */
+ if (unlikely((fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) &&
+ (fh->type != V4L2_BUF_TYPE_VBI_CAPTURE)))
return -EINVAL;
+
if (unlikely(i != fh->type))
return -EINVAL;
@@ -1232,8 +1236,10 @@
struct cx8800_dev *dev = fh->dev;
int err, res;
- if (fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+ if ((fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) &&
+ (fh->type != V4L2_BUF_TYPE_VBI_CAPTURE))
return -EINVAL;
+
if (i != fh->type)
return -EINVAL;