[patch 20/26] V4L: ivtv: fix udma yuv bug

Greg KH
2007-10-31T15:29:12Z

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2.6.22-stable review patch. If anyone has any objections, please let us
know.

------------------

From: Ian Armstrong <ian@iarmst.demon.co.uk>

Based on cb50f548c0ee9b2aac39743fc4021a7188825a98 in mainline

[PATCH] V4L: ivtv: fix udma yuv bug

Using udma yuv causes the driver to become locked into that mode. This
prevents use of the mpeg decoder & non-udma yuv output.

This patch clears the operating mode when the device is closed.

Signed-off-by: Ian Armstrong <ian@iarmst.demon.co.uk>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

---
drivers/media/video/ivtv/ivtv-fileops.c | 2 ++
1 file changed, 2 insertions(+)

--- a/drivers/media/video/ivtv/ivtv-fileops.c
+++ b/drivers/media/video/ivtv/ivtv-fileops.c
@@ -753,6 +753,8 @@ static void ivtv_stop_decoding(struct iv
}
if (s->type == IVTV_DEC_STREAM_TYPE_YUV && itv->output_mode == OUT_YUV)
itv->output_mode = OUT_NONE;
+ else if (s->type == IVTV_DEC_STREAM_TYPE_YUV && itv->output_mode == OUT_UDMA_YUV)
+ itv->output_mode = OUT_NONE;
else if (s->type == IVTV_DEC_STREAM_TYPE_MPG && itv->output_mode == OUT_MPG)
itv->output_mode = OUT_NONE;

--