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| author | Philipp Zabel <p.zabel@pengutronix.de> | 2018-06-28 18:20:48 +0200 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab+samsung@kernel.org> | 2018-09-17 19:33:08 +0200 |
| commit | ee9a6ff6a6979c2c374b434ff1c800780b193af4 (patch) | |
| tree | ddf24c42c421e17f7a181eff66ab1b92b035ede2 /drivers/media/i2c/tvp5150.c | |
| parent | media: tvp5150: add g_std callback (diff) | |
| download | linux-ee9a6ff6a6979c2c374b434ff1c800780b193af4.tar.xz linux-ee9a6ff6a6979c2c374b434ff1c800780b193af4.zip | |
media: tvp5150: add querystd
Add the querystd video_op and make it return V4L2_STD_UNKNOWN while the
TVP5150 is not locked to a signal.
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Marco Felsch <m.felsch@pengutronix.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Diffstat (limited to 'drivers/media/i2c/tvp5150.c')
| -rw-r--r-- | drivers/media/i2c/tvp5150.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/media/i2c/tvp5150.c b/drivers/media/i2c/tvp5150.c index 28385a1f6b1b..cbb19001c9e4 100644 --- a/drivers/media/i2c/tvp5150.c +++ b/drivers/media/i2c/tvp5150.c @@ -810,6 +810,15 @@ static v4l2_std_id tvp5150_read_std(struct v4l2_subdev *sd) } } +static int tvp5150_querystd(struct v4l2_subdev *sd, v4l2_std_id *std_id) +{ + struct tvp5150 *decoder = to_tvp5150(sd); + + *std_id = decoder->lock ? tvp5150_read_std(sd) : V4L2_STD_UNKNOWN; + + return 0; +} + static const struct v4l2_event tvp5150_ev_fmt = { .type = V4L2_EVENT_SOURCE_CHANGE, .u.src_change.changes = V4L2_EVENT_SRC_CH_RESOLUTION, @@ -1385,6 +1394,7 @@ static const struct v4l2_subdev_tuner_ops tvp5150_tuner_ops = { static const struct v4l2_subdev_video_ops tvp5150_video_ops = { .s_std = tvp5150_s_std, .g_std = tvp5150_g_std, + .querystd = tvp5150_querystd, .s_stream = tvp5150_s_stream, .s_routing = tvp5150_s_routing, .g_mbus_config = tvp5150_g_mbus_config, |