media: ccs: Give all subdevs a function

This removes a warning at driver probe time telling that one or two
entities have no function set. The function used for both the binner and
scaler is the scaler.
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>

drivers/media/i2c/ccs/ccs-core.c

@@ -2685,7 +2685,7 @@ static void ccs_cleanup(struct ccs_sensor *sensor)
 
 static void ccs_create_subdev(struct ccs_sensor *sensor,
 			      struct ccs_subdev *ssd, const char *name,
-			      unsigned short num_pads)
+			      unsigned short num_pads, u32 function)
 {
 	struct i2c_client *client = v4l2_get_subdevdata(&sensor->src->sd);
 
@@ -2696,6 +2696,7 @@ static void ccs_create_subdev(struct ccs_sensor *sensor,
 		v4l2_subdev_init(&ssd->sd, &ccs_ops);
 
 	ssd->sd.flags |= V4L2_SUBDEV_FL_HAS_DEVNODE;
+	ssd->sd.entity.function = function;
 	ssd->sensor = sensor;
 
 	ssd->npads = num_pads;
@@ -3123,11 +3124,12 @@ static int ccs_probe(struct i2c_client *client)
 	sensor->pll.ext_clk_freq_hz = sensor->hwcfg->ext_clk;
 	sensor->pll.scale_n = CCS_LIM(sensor, SCALER_N_MIN);
 
-	ccs_create_subdev(sensor, sensor->scaler, " scaler", 2);
-	ccs_create_subdev(sensor, sensor->binner, " binner", 2);
-	ccs_create_subdev(sensor, sensor->pixel_array, " pixel_array", 1);
-
-	sensor->pixel_array->sd.entity.function = MEDIA_ENT_F_CAM_SENSOR;
+	ccs_create_subdev(sensor, sensor->scaler, " scaler", 2,
+			  MEDIA_ENT_F_CAM_SENSOR);
+	ccs_create_subdev(sensor, sensor->binner, " binner", 2,
+			  MEDIA_ENT_F_PROC_VIDEO_SCALER);
+	ccs_create_subdev(sensor, sensor->pixel_array, " pixel_array", 1,
+			  MEDIA_ENT_F_PROC_VIDEO_SCALER);
 
 	rval = ccs_init_controls(sensor);
 	if (rval < 0)