media: staging: atomisp: Remove unused members of camera_sensor_platform_data

Remove unused members along with dead code.

Mostly done with help of coccinelle.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>

drivers/staging/media/atomisp/i2c/atomisp-gc0310.c

@@ -1156,13 +1156,6 @@ static int gc0310_s_config(struct v4l2_subdev *sd,
 		(struct camera_sensor_platform_data *)platform_data;
 
 	mutex_lock(&dev->input_lock);
-	if (dev->platform_data->platform_init) {
-		ret = dev->platform_data->platform_init(client);
-		if (ret) {
-			dev_err(&client->dev, "platform init err\n");
-			goto platform_init_failed;
-		}
-	}
 	/* power off the module, then power on it in future
 	 * as first power on by board may not fulfill the
 	 * power on sequqence needed by the module
@@ -1207,9 +1200,6 @@ static int gc0310_s_config(struct v4l2_subdev *sd,
 	power_down(sd);
 	dev_err(&client->dev, "sensor power-gating failed\n");
 fail_power_off:
-	if (dev->platform_data->platform_deinit)
-		dev->platform_data->platform_deinit();
-platform_init_failed:
 	mutex_unlock(&dev->input_lock);
 	return ret;
 }
@@ -1353,9 +1343,6 @@ static int gc0310_remove(struct i2c_client *client)
 	struct gc0310_device *dev = to_gc0310_sensor(sd);
 	dev_dbg(&client->dev, "gc0310_remove...\n");
 
-	if (dev->platform_data->platform_deinit)
-		dev->platform_data->platform_deinit();
-
 	dev->platform_data->csi_cfg(sd, 0);
 
 	v4l2_device_unregister_subdev(sd);

drivers/staging/media/atomisp/i2c/atomisp-gc2235.c

@@ -897,13 +897,6 @@ static int gc2235_s_config(struct v4l2_subdev *sd,
 		(struct camera_sensor_platform_data *)platform_data;
 
 	mutex_lock(&dev->input_lock);
-	if (dev->platform_data->platform_init) {
-		ret = dev->platform_data->platform_init(client);
-		if (ret) {
-			dev_err(&client->dev, "platform init err\n");
-			goto platform_init_failed;
-		}
-	}
 	/* power off the module, then power on it in future
 	 * as first power on by board may not fulfill the
 	 * power on sequqence needed by the module
@@ -947,9 +940,6 @@ static int gc2235_s_config(struct v4l2_subdev *sd,
 	power_down(sd);
 	dev_err(&client->dev, "sensor power-gating failed\n");
 fail_power_off:
-	if (dev->platform_data->platform_deinit)
-		dev->platform_data->platform_deinit();
-platform_init_failed:
 	mutex_unlock(&dev->input_lock);
 	return ret;
 }
@@ -1092,9 +1082,6 @@ static int gc2235_remove(struct i2c_client *client)
 	struct gc2235_device *dev = to_gc2235_sensor(sd);
 	dev_dbg(&client->dev, "gc2235_remove...\n");
 
-	if (dev->platform_data->platform_deinit)
-		dev->platform_data->platform_deinit();
-
 	dev->platform_data->csi_cfg(sd, 0);
 
 	v4l2_device_unregister_subdev(sd);

drivers/staging/media/atomisp/i2c/atomisp-mt9m114.c

@@ -1575,13 +1575,6 @@ mt9m114_s_config(struct v4l2_subdev *sd, int irq, void *platform_data)
 	dev->platform_data =
 	    (struct camera_sensor_platform_data *)platform_data;
 
-	if (dev->platform_data->platform_init) {
-		ret = dev->platform_data->platform_init(client);
-		if (ret) {
-			v4l2_err(client, "mt9m114 platform init err\n");
-			return ret;
-		}
-	}
 	ret = power_up(sd);
 	if (ret) {
 		v4l2_err(client, "mt9m114 power-up err");
@@ -1835,8 +1828,6 @@ static int mt9m114_remove(struct i2c_client *client)
 
 	dev = container_of(sd, struct mt9m114_device, sd);
 	dev->platform_data->csi_cfg(sd, 0);
-	if (dev->platform_data->platform_deinit)
-		dev->platform_data->platform_deinit();
 	v4l2_device_unregister_subdev(sd);
 	media_entity_cleanup(&dev->sd.entity);
 	v4l2_ctrl_handler_free(&dev->ctrl_handler);

drivers/staging/media/atomisp/i2c/atomisp-ov2722.c

@@ -1035,13 +1035,6 @@ static int ov2722_s_config(struct v4l2_subdev *sd,
 		(struct camera_sensor_platform_data *)platform_data;
 
 	mutex_lock(&dev->input_lock);
-	if (dev->platform_data->platform_init) {
-		ret = dev->platform_data->platform_init(client);
-		if (ret) {
-			dev_err(&client->dev, "platform init err\n");
-			goto platform_init_failed;
-		}
-	}
 
 	/* power off the module, then power on it in future
 	 * as first power on by board may not fulfill the
@@ -1086,9 +1079,6 @@ static int ov2722_s_config(struct v4l2_subdev *sd,
 	power_down(sd);
 	dev_err(&client->dev, "sensor power-gating failed\n");
 fail_power_off:
-	if (dev->platform_data->platform_deinit)
-		dev->platform_data->platform_deinit();
-platform_init_failed:
 	mutex_unlock(&dev->input_lock);
 	return ret;
 }
@@ -1232,9 +1222,6 @@ static int ov2722_remove(struct i2c_client *client)
 	struct ov2722_device *dev = to_ov2722_sensor(sd);
 	dev_dbg(&client->dev, "ov2722_remove...\n");
 
-	if (dev->platform_data->platform_deinit)
-		dev->platform_data->platform_deinit();
-
 	dev->platform_data->csi_cfg(sd, 0);
 	v4l2_ctrl_handler_free(&dev->ctrl_handler);
 	v4l2_device_unregister_subdev(sd);

drivers/staging/media/atomisp/i2c/ov8858.c

@@ -1565,15 +1565,6 @@ static int ov8858_s_config(struct v4l2_subdev *sd,
 
 	mutex_lock(&dev->input_lock);
 
-	if (dev->platform_data->platform_init) {
-		ret = dev->platform_data->platform_init(client);
-		if (ret) {
-			mutex_unlock(&dev->input_lock);
-			dev_err(&client->dev, "platform init error %d!\n", ret);
-			return ret;
-		}
-	}
-
 	ret = __ov8858_s_power(sd, 1);
 	if (ret) {
 		dev_err(&client->dev, "power-up error %d!\n", ret);
@@ -1618,8 +1609,6 @@ static int ov8858_s_config(struct v4l2_subdev *sd,
 fail_csi_cfg:
 	__ov8858_s_power(sd, 0);
 fail_update:
-	if (dev->platform_data->platform_deinit)
-		dev->platform_data->platform_deinit();
 	mutex_unlock(&dev->input_lock);
 	dev_err(&client->dev, "sensor power-gating failed\n");
 	return ret;
@@ -1920,8 +1909,6 @@ static int ov8858_remove(struct i2c_client *client)
 {
 	struct v4l2_subdev *sd = i2c_get_clientdata(client);
 	struct ov8858_device *dev = to_ov8858_sensor(sd);
-	if (dev->platform_data->platform_deinit)
-		dev->platform_data->platform_deinit();
 
 	media_entity_cleanup(&dev->sd.entity);
 	v4l2_ctrl_handler_free(&dev->ctrl_handler);

drivers/staging/media/atomisp/include/linux/atomisp_platform.h

@@ -207,11 +207,6 @@ struct camera_vcm_control {
 struct camera_sensor_platform_data {
 	int (*flisclk_ctrl)(struct v4l2_subdev *subdev, int flag);
 	int (*csi_cfg)(struct v4l2_subdev *subdev, int flag);
-	bool (*low_fps)(void);
-	int (*platform_init)(struct i2c_client *);
-	int (*platform_deinit)(void);
-	char *(*msr_file_name)(void);
-	struct atomisp_camera_caps *(*get_camera_caps)(void);
 
 	/*
 	 * New G-Min power and GPIO interface to control individual

drivers/staging/media/atomisp/pci/atomisp2/atomisp_v4l2.c

@@ -750,7 +750,6 @@ static int atomisp_subdev_probe(struct atomisp_device *isp)
 			&subdevs->v4l2_subdev.board_info;
 		struct i2c_adapter *adapter =
 			i2c_get_adapter(subdevs->v4l2_subdev.i2c_adapter_id);
-		struct camera_sensor_platform_data *sensor_pdata;
 		int sensor_num, i;
 
 		if (adapter == NULL) {
@@ -802,13 +801,7 @@ static int atomisp_subdev_probe(struct atomisp_device *isp)
 			 * pixel_format.
 			 */
 			isp->inputs[isp->input_cnt].frame_size.pixel_format = 0;
-			sensor_pdata = (struct camera_sensor_platform_data *)
-					board_info->platform_data;
-			if (sensor_pdata->get_camera_caps)
-				isp->inputs[isp->input_cnt].camera_caps =
-					sensor_pdata->get_camera_caps();
-			else
-				isp->inputs[isp->input_cnt].camera_caps =
+			isp->inputs[isp->input_cnt].camera_caps =
 					atomisp_get_default_camera_caps();
 			sensor_num = isp->inputs[isp->input_cnt]
 				.camera_caps->sensor_num;

drivers/staging/media/atomisp/platform/intel-mid/atomisp_gmin_platform.c

@@ -332,16 +332,6 @@ static const struct {
 
 #define CFG_VAR_NAME_MAX 64
 
-static int gmin_platform_init(struct i2c_client *client)
-{
-	return 0;
-}
-
-static int gmin_platform_deinit(void)
-{
-	return 0;
-}
-
 #define GMIN_PMC_CLK_NAME 14 /* "pmc_plt_clk_[0..5]" */
 static char gmin_pmc_clk_name[GMIN_PMC_CLK_NAME];
 
@@ -628,8 +618,6 @@ static struct camera_sensor_platform_data gmin_plat = {
 	.v2p8_ctrl = gmin_v2p8_ctrl,
 	.v1p2_ctrl = gmin_v1p2_ctrl,
 	.flisclk_ctrl = gmin_flisclk_ctrl,
-	.platform_init = gmin_platform_init,
-	.platform_deinit = gmin_platform_deinit,
 	.csi_cfg = gmin_csi_cfg,
 	.get_vcm_ctrl = gmin_get_vcm_ctrl,
 };