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authorMauro Carvalho Chehab <mchehab+samsung@kernel.org>2018-09-13 22:46:29 -0400
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-11-13 11:17:03 -0800
commit72a364cb4991dd08c079d68582ca5e9d90f6c32a (patch)
tree1eb17812e27ab15dfef148dd058744839402a6f6
parentf294e26192de30656c4ea9516dddba9078c0e68e (diff)
media: em28xx: make v4l2-compliance happier by starting sequence on zero
commit afeaade90db4c5dab93f326d9582be1d5954a198 upstream. The v4l2-compliance tool complains if a video doesn't start with a zero sequence number. While this shouldn't cause any real problem for apps, let's make it happier, in order to better check the v4l2-compliance differences before and after patchsets. This is actually an old issue. It is there since at least its videobuf2 conversion, e. g. changeset 3829fadc461 ("[media] em28xx: convert to videobuf2"), if VB1 wouldn't suffer from the same issue. Cc: stable@vger.kernel.org Fixes: d3829fadc461 ("[media] em28xx: convert to videobuf2") Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--drivers/media/usb/em28xx/em28xx-video.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/media/usb/em28xx/em28xx-video.c b/drivers/media/usb/em28xx/em28xx-video.c
index 5b9441889398..1ed7ba3dfdbe 100644
--- a/drivers/media/usb/em28xx/em28xx-video.c
+++ b/drivers/media/usb/em28xx/em28xx-video.c
@@ -1290,6 +1290,8 @@ static void em28xx_ctrl_notify(struct v4l2_ctrl *ctrl, void *priv)
{
struct em28xx *dev = priv;
+ dev->v4l2->field_count = 0;
+
/*
* In the case of non-AC97 volume controls, we still need
* to do some setups at em28xx, in order to mute/unmute