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Commit 0cf46997 authored by Guenter Roeck's avatar Guenter Roeck
Browse files

hwmon: (w83627hf) Convert to use devm_ functions 



Convert to use devm_ functions to reduce code size and simplify the code.

Signed-off-by: default avatarGuenter Roeck <linux@roeck-us.net>
Acked-by: default avatarJean Delvare <khali@linux-fr.org>
parent 84269edc

drivers/hwmon/w83627hf.c

+16 −30
Original line number Diff line number Diff line
@@ -1359,19 +1359,17 @@ static int __devinit w83627hf_probe(struct platform_device *pdev) 
	};



	res = platform_get_resource(pdev, IORESOURCE_IO, 0);

	if (!request_region(res->start, WINB_REGION_SIZE, DRVNAME)) {

	if (!devm_request_region(dev, res->start, WINB_REGION_SIZE, DRVNAME)) {

		dev_err(dev, "Failed to request region 0x%lx-0x%lx\n",

			(unsigned long)res->start,

			(unsigned long)(res->start + WINB_REGION_SIZE - 1));

		err = -EBUSY;

		goto ERROR0;

		return -EBUSY;

	}



	data = kzalloc(sizeof(struct w83627hf_data), GFP_KERNEL);

	if (!data) {

		err = -ENOMEM;

		goto ERROR1;

	}

	data = devm_kzalloc(dev, sizeof(struct w83627hf_data), GFP_KERNEL);

	if (!data)

		return -ENOMEM;



	data->addr = res->start;

	data->type = sio_data->type;

	data->name = names[sio_data->type];
@@ -1391,7 +1389,7 @@ static int __devinit w83627hf_probe(struct platform_device *pdev) 
	/* Register common device attributes */

	err = sysfs_create_group(&dev->kobj, &w83627hf_group);

	if (err)

		goto ERROR3;

		return err;



	/* Register chip-specific device attributes */

	if (data->type == w83627hf || data->type == w83697hf)
@@ -1419,7 +1417,7 @@ static int __devinit w83627hf_probe(struct platform_device *pdev) 
				&sensor_dev_attr_pwm1_freq.dev_attr))

		 || (err = device_create_file(dev,

				&sensor_dev_attr_pwm2_freq.dev_attr)))

			goto ERROR4;

			goto error;



	if (data->type != w83697hf)

		if ((err = device_create_file(dev,
@@ -1454,7 +1452,7 @@ static int __devinit w83627hf_probe(struct platform_device *pdev) 
				&sensor_dev_attr_temp3_beep.dev_attr))

		 || (err = device_create_file(dev,

				&sensor_dev_attr_temp3_type.dev_attr)))

			goto ERROR4;

			goto error;



	if (data->type != w83697hf && data->vid != 0xff) {

		/* Convert VID to voltage based on VRM */
@@ -1462,14 +1460,14 @@ static int __devinit w83627hf_probe(struct platform_device *pdev) 


		if ((err = device_create_file(dev, &dev_attr_cpu0_vid))

		 || (err = device_create_file(dev, &dev_attr_vrm)))

			goto ERROR4;

			goto error;

	}



	if (data->type == w83627thf || data->type == w83637hf

	    || data->type == w83687thf) {

		err = device_create_file(dev, &sensor_dev_attr_pwm3.dev_attr);

		if (err)

			goto ERROR4;

			goto error;

	}



	if (data->type == w83637hf || data->type == w83687thf)
@@ -1479,57 +1477,45 @@ static int __devinit w83627hf_probe(struct platform_device *pdev) 
				&sensor_dev_attr_pwm2_freq.dev_attr))

		 || (err = device_create_file(dev,

				&sensor_dev_attr_pwm3_freq.dev_attr)))

			goto ERROR4;

			goto error;



	if (data->type != w83627hf)

		if ((err = device_create_file(dev,

				&sensor_dev_attr_pwm1_enable.dev_attr))

		 || (err = device_create_file(dev,

				&sensor_dev_attr_pwm2_enable.dev_attr)))

			goto ERROR4;

			goto error;



	if (data->type == w83627thf || data->type == w83637hf

	    || data->type == w83687thf) {

		err = device_create_file(dev,

					 &sensor_dev_attr_pwm3_enable.dev_attr);

		if (err)

			goto ERROR4;

			goto error;

	}



	data->hwmon_dev = hwmon_device_register(dev);

	if (IS_ERR(data->hwmon_dev)) {

		err = PTR_ERR(data->hwmon_dev);

		goto ERROR4;

		goto error;

	}



	return 0;



      ERROR4:

 error:

	sysfs_remove_group(&dev->kobj, &w83627hf_group);

	sysfs_remove_group(&dev->kobj, &w83627hf_group_opt);

      ERROR3:

	platform_set_drvdata(pdev, NULL);

	kfree(data);

      ERROR1:

	release_region(res->start, WINB_REGION_SIZE);

      ERROR0:

	return err;

}



static int __devexit w83627hf_remove(struct platform_device *pdev)

{

	struct w83627hf_data *data = platform_get_drvdata(pdev);

	struct resource *res;



	hwmon_device_unregister(data->hwmon_dev);



	sysfs_remove_group(&pdev->dev.kobj, &w83627hf_group);

	sysfs_remove_group(&pdev->dev.kobj, &w83627hf_group_opt);

	platform_set_drvdata(pdev, NULL);

	kfree(data);



	res = platform_get_resource(pdev, IORESOURCE_IO, 0);

	release_region(res->start, WINB_REGION_SIZE);



	return 0;

}