diff options
| author | Hugues Fruchet <hugues.fruchet@st.com> | 2018-07-04 09:04:38 -0400 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab+samsung@kernel.org> | 2018-07-24 14:53:36 -0400 |
| commit | 6949d864776ef295ddc8f840d7d6a2dbe51bd9d1 (patch) | |
| tree | 9ce0d77e27e0238fdfd9f650178393a0e80897e5 /drivers/media/i2c | |
| parent | b5f6ec535f8f7ca3516adc0f34f2c3a5a388ad58 (diff) | |
| download | blackbird-obmc-linux-6949d864776ef295ddc8f840d7d6a2dbe51bd9d1.tar.gz blackbird-obmc-linux-6949d864776ef295ddc8f840d7d6a2dbe51bd9d1.zip | |
media: ov5640: do not change mode if format or frame interval is unchanged
Save load of mode registers array when V4L2 client sets a format or a
frame interval which selects the same mode than the current one.
Signed-off-by: Hugues Fruchet <hugues.fruchet@st.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Diffstat (limited to 'drivers/media/i2c')
| -rw-r--r-- | drivers/media/i2c/ov5640.c | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/drivers/media/i2c/ov5640.c b/drivers/media/i2c/ov5640.c index 1ecbb7a4a2ee..071f4bc240ca 100644 --- a/drivers/media/i2c/ov5640.c +++ b/drivers/media/i2c/ov5640.c @@ -1966,9 +1966,11 @@ static int ov5640_set_fmt(struct v4l2_subdev *sd, goto out; } - sensor->current_mode = new_mode; - sensor->fmt = *mbus_fmt; - sensor->pending_mode_change = true; + if (new_mode != sensor->current_mode) { + sensor->current_mode = new_mode; + sensor->fmt = *mbus_fmt; + sensor->pending_mode_change = true; + } out: mutex_unlock(&sensor->lock); return ret; @@ -2508,8 +2510,10 @@ static int ov5640_s_frame_interval(struct v4l2_subdev *sd, goto out; } - sensor->current_mode = mode; - sensor->pending_mode_change = true; + if (mode != sensor->current_mode) { + sensor->current_mode = mode; + sensor->pending_mode_change = true; + } out: mutex_unlock(&sensor->lock); return ret; |
