diff --git a/drivers/media/i2c/imx219.c b/drivers/media/i2c/imx219.c index 909e1d418f33bc500782b3e7b1fb2ba6b42454b6..9e78e81793c4a69957beba662269e8fa1f31eb65 100644 --- a/drivers/media/i2c/imx219.c +++ b/drivers/media/i2c/imx219.c @@ -1056,8 +1056,16 @@ static int imx219_start_streaming(struct imx219 *imx219) return ret; /* set stream on register */ - return imx219_write_reg(imx219, IMX219_REG_MODE_SELECT, - IMX219_REG_VALUE_08BIT, IMX219_MODE_STREAMING); + ret = imx219_write_reg(imx219, IMX219_REG_MODE_SELECT, + IMX219_REG_VALUE_08BIT, IMX219_MODE_STREAMING); + if (ret) + return ret; + + /* vflip and hflip cannot change during streaming */ + __v4l2_ctrl_grab(imx219->vflip, true); + __v4l2_ctrl_grab(imx219->hflip, true); + + return 0; } static void imx219_stop_streaming(struct imx219 *imx219) @@ -1070,6 +1078,9 @@ static void imx219_stop_streaming(struct imx219 *imx219) IMX219_REG_VALUE_08BIT, IMX219_MODE_STANDBY); if (ret) dev_err(&client->dev, "%s failed to set stream\n", __func__); + + __v4l2_ctrl_grab(imx219->vflip, false); + __v4l2_ctrl_grab(imx219->hflip, false); } static int imx219_set_stream(struct v4l2_subdev *sd, int enable) @@ -1105,10 +1116,6 @@ static int imx219_set_stream(struct v4l2_subdev *sd, int enable) imx219->streaming = enable; - /* vflip and hflip cannot change during streaming */ - __v4l2_ctrl_grab(imx219->vflip, enable); - __v4l2_ctrl_grab(imx219->hflip, enable); - mutex_unlock(&imx219->mutex); return ret;