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Commit 6949d864 authored by Hugues Fruchet's avatar Hugues Fruchet Committed by Mauro Carvalho Chehab
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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: default avatarHugues Fruchet <hugues.fruchet@st.com>
Signed-off-by: default avatarSakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab+samsung@kernel.org>
parent b5f6ec53

drivers/media/i2c/ov5640.c

+9 −5
Original line number Diff line number Diff line
@@ -1966,9 +1966,11 @@ static int ov5640_set_fmt(struct v4l2_subdev *sd, 
		goto out;

	}



	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;

	}



	if (mode != sensor->current_mode) {

		sensor->current_mode = mode;

		sensor->pending_mode_change = true;

	}

out:

	mutex_unlock(&sensor->lock);

	return ret;