C++ (Cpp) lm63_init_client Examples

Example #1

File: lm63.c Project: 03199618/linux

static int lm63_probe(struct i2c_client *client,
		      const struct i2c_device_id *id)
{
	struct lm63_data *data;
	int err;

	data = devm_kzalloc(&client->dev, sizeof(struct lm63_data), GFP_KERNEL);
	if (!data)
		return -ENOMEM;

	i2c_set_clientdata(client, data);
	data->valid = 0;
	mutex_init(&data->update_lock);

	/* Set the device type */
	data->kind = id->driver_data;
	if (data->kind == lm64)
		data->temp2_offset = 16000;

	/* Initialize chip */
	lm63_init_client(client);

	/* Register sysfs hooks */
	err = sysfs_create_group(&client->dev.kobj, &lm63_group);
	if (err)
		return err;
	if (data->config & 0x04) { /* tachometer enabled */
		err = sysfs_create_group(&client->dev.kobj, &lm63_group_fan1);
		if (err)
			goto exit_remove_files;
	}
	if (data->kind == lm96163) {
		err = device_create_file(&client->dev, &dev_attr_temp2_type);
		if (err)
			goto exit_remove_files;

		err = sysfs_create_group(&client->dev.kobj,
					 &lm63_group_extra_lut);
		if (err)
			goto exit_remove_files;
	}

	data->hwmon_dev = hwmon_device_register(&client->dev);
	if (IS_ERR(data->hwmon_dev)) {
		err = PTR_ERR(data->hwmon_dev);
		goto exit_remove_files;
	}

	return 0;

exit_remove_files:
	sysfs_remove_group(&client->dev.kobj, &lm63_group);
	sysfs_remove_group(&client->dev.kobj, &lm63_group_fan1);
	if (data->kind == lm96163) {
		device_remove_file(&client->dev, &dev_attr_temp2_type);
		sysfs_remove_group(&client->dev.kobj, &lm63_group_extra_lut);
	}
	return err;
}

Example #2

File: lm63.c Project: A2109devs/lenovo_a2109a_kernel

static int lm63_probe(struct i2c_client *new_client,
		      const struct i2c_device_id *id)
{
	struct lm63_data *data;
	int err;

	data = kzalloc(sizeof(struct lm63_data), GFP_KERNEL);
	if (!data) {
		err = -ENOMEM;
		goto exit;
	}

	i2c_set_clientdata(new_client, data);
	data->valid = 0;
	mutex_init(&data->update_lock);

	/* Initialize the LM63 chip */
	lm63_init_client(new_client);

	/* Register sysfs hooks */
	if ((err = sysfs_create_group(&new_client->dev.kobj,
				      &lm63_group)))
		goto exit_free;
	if (data->config & 0x04) { /* tachometer enabled */
		if ((err = sysfs_create_group(&new_client->dev.kobj,
					      &lm63_group_fan1)))
			goto exit_remove_files;
	}

	data->hwmon_dev = hwmon_device_register(&new_client->dev);
	if (IS_ERR(data->hwmon_dev)) {
		err = PTR_ERR(data->hwmon_dev);
		goto exit_remove_files;
	}

	return 0;

exit_remove_files:
	sysfs_remove_group(&new_client->dev.kobj, &lm63_group);
	sysfs_remove_group(&new_client->dev.kobj, &lm63_group_fan1);
exit_free:
	kfree(data);
exit:
	return err;
}

Example #3

File: lm63.c Project: AlexShiLucky/linux

static int lm63_probe(struct i2c_client *client,
		      const struct i2c_device_id *id)
{
	struct device *dev = &client->dev;
	struct device *hwmon_dev;
	struct lm63_data *data;
	int groups = 0;

	data = devm_kzalloc(dev, sizeof(struct lm63_data), GFP_KERNEL);
	if (!data)
		return -ENOMEM;

	data->client = client;
	mutex_init(&data->update_lock);

	/* Set the device type */
	if (client->dev.of_node)
		data->kind = (enum chips)of_device_get_match_data(&client->dev);
	else
		data->kind = id->driver_data;
	if (data->kind == lm64)
		data->temp2_offset = 16000;

	/* Initialize chip */
	lm63_init_client(data);

	/* Register sysfs hooks */
	data->groups[groups++] = &lm63_group;
	if (data->config & 0x04)	/* tachometer enabled */
		data->groups[groups++] = &lm63_group_fan1;

	if (data->kind == lm96163) {
		data->groups[groups++] = &lm63_group_temp2_type;
		data->groups[groups++] = &lm63_group_extra_lut;
	}

	hwmon_dev = devm_hwmon_device_register_with_groups(dev, client->name,
							   data, data->groups);
	return PTR_ERR_OR_ZERO(hwmon_dev);
}