diff options
| author | Hans Verkuil <hverkuil@xs4all.nl> | 2020-07-03 11:20:32 +0200 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab+huawei@kernel.org> | 2020-09-01 14:13:27 +0200 |
| commit | 49b20d981d723fae5a93843c617af2b2c23611ec (patch) | |
| tree | c6678f97fb65a1a32404ceadb9e83ae094f66875 /drivers/media/i2c/imx274.c | |
| parent | 52438c4463ac904d14bf3496765e67750766f3a6 (diff) | |
| download | linux-49b20d981d723fae5a93843c617af2b2c23611ec.tar.gz | |
media: imx274: fix frame interval handling
1) the numerator and/or denominator might be 0, in that case
fall back to the default frame interval. This is per the spec
and this caused a v4l2-compliance failure.
2) the updated frame interval wasn't returned in the s_frame_interval
subdev op.
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Reviewed-by: Luca Ceresoli <luca@lucaceresoli.net>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Diffstat (limited to 'drivers/media/i2c/imx274.c')
| -rw-r--r-- | drivers/media/i2c/imx274.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/media/i2c/imx274.c b/drivers/media/i2c/imx274.c index 6011cec5e351..e6aa9f32b6a8 100644 --- a/drivers/media/i2c/imx274.c +++ b/drivers/media/i2c/imx274.c @@ -1235,6 +1235,8 @@ static int imx274_s_frame_interval(struct v4l2_subdev *sd, ret = imx274_set_frame_interval(imx274, fi->interval); if (!ret) { + fi->interval = imx274->frame_interval; + /* * exposure time range is decided by frame interval * need to update it after frame interval changes @@ -1730,9 +1732,9 @@ static int imx274_set_frame_interval(struct stimx274 *priv, __func__, frame_interval.numerator, frame_interval.denominator); - if (frame_interval.numerator == 0) { - err = -EINVAL; - goto fail; + if (frame_interval.numerator == 0 || frame_interval.denominator == 0) { + frame_interval.denominator = IMX274_DEF_FRAME_RATE; + frame_interval.numerator = 1; } req_frame_rate = (u32)(frame_interval.denominator |