media: i2c: imx219: Declare that the driver can create events

The flag V4L2_SUBDEV_FL_HAS_EVENTS is required if the subdev can
generate events. It can create events from the ctrl handler, therefore
this is required.
Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
Signed-off-by: Dafna Hirschfeld <dafna.hirschfeld@collabora.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>

drivers/media/i2c/imx219.c

@@ -1494,7 +1494,8 @@ static int imx219_probe(struct i2c_client *client)
 
 	/* Initialize subdev */
 	imx219->sd.internal_ops = &imx219_internal_ops;
-	imx219->sd.flags |= V4L2_SUBDEV_FL_HAS_DEVNODE;
+	imx219->sd.flags |= V4L2_SUBDEV_FL_HAS_DEVNODE |
+			    V4L2_SUBDEV_FL_HAS_EVENTS;
 	imx219->sd.entity.function = MEDIA_ENT_F_CAM_SENSOR;
 
 	/* Initialize source pad */