From b058e3f39508a3876a4fbf4a92398c817cf82809 Mon Sep 17 00:00:00 2001 From: Rafael Diniz Date: Fri, 24 Oct 2008 23:07:57 -0300 Subject: [PATCH] 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 Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/cx88/cx88-video.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) diff --git a/drivers/media/video/cx88/cx88-video.c b/drivers/media/video/cx88/cx88-video.c index 61265fd04d5..b96ce991d96 100644 --- a/drivers/media/video/cx88/cx88-video.c +++ b/drivers/media/video/cx88/cx88-video.c @@ -1216,8 +1216,12 @@ static int vidioc_streamon(struct file *file, void *priv, enum v4l2_buf_type i) 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 @@ static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i) 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; -- 2.41.1