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hwmon: (f75375s) pwmX_mode sysfs files writable for f75375 variant 

Fix value check in set_pwm_mode(). Instead of checking for chip variant there,
make pwmX_mode sysfs nodes only writable on f75375 variant.

Signed-off-by: Riku Voipio <riku.voipio@movial.fi>
Acked-by: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Mark M. Hoffman <mhoffman@lightlink.com>
This commit is contained in:
Riku Voipio 2007-10-26 14:14:23 +03:00 committed by Mark M. Hoffman
parent 9aa6933892
commit 76e83bef15
1 changed files with 16 additions and 3 deletions
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19
drivers/hwmon/f75375s.c
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@ -343,7 +343,7 @@ static ssize_t set_pwm_mode(struct device *dev, struct device_attribute *attr,
int val = simple_strtoul(buf, NULL, 10); int val = simple_strtoul(buf, NULL, 10);
u8 conf = 0; u8 conf = 0;
if (!(val == 0 || val == 1) || data->kind == f75373) if (!(val == 0 || val == 1))
return -EINVAL; return -EINVAL;
mutex_lock(&data->update_lock); mutex_lock(&data->update_lock);
@ -549,13 +549,13 @@ static SENSOR_DEVICE_ATTR(pwm1, S_IRUGO|S_IWUSR,
show_pwm, set_pwm, 0); show_pwm, set_pwm, 0);
static SENSOR_DEVICE_ATTR(pwm1_enable, S_IRUGO|S_IWUSR, static SENSOR_DEVICE_ATTR(pwm1_enable, S_IRUGO|S_IWUSR,
show_pwm_enable, set_pwm_enable, 0); show_pwm_enable, set_pwm_enable, 0);
static SENSOR_DEVICE_ATTR(pwm1_mode, S_IRUGO|S_IWUSR, static SENSOR_DEVICE_ATTR(pwm1_mode, S_IRUGO,
show_pwm_mode, set_pwm_mode, 0); show_pwm_mode, set_pwm_mode, 0);
static SENSOR_DEVICE_ATTR(pwm2, S_IRUGO | S_IWUSR, static SENSOR_DEVICE_ATTR(pwm2, S_IRUGO | S_IWUSR,
show_pwm, set_pwm, 1); show_pwm, set_pwm, 1);
static SENSOR_DEVICE_ATTR(pwm2_enable, S_IRUGO|S_IWUSR, static SENSOR_DEVICE_ATTR(pwm2_enable, S_IRUGO|S_IWUSR,
show_pwm_enable, set_pwm_enable, 1); show_pwm_enable, set_pwm_enable, 1);
static SENSOR_DEVICE_ATTR(pwm2_mode, S_IRUGO|S_IWUSR, static SENSOR_DEVICE_ATTR(pwm2_mode, S_IRUGO,
show_pwm_mode, set_pwm_mode, 1); show_pwm_mode, set_pwm_mode, 1);
static struct attribute *f75375_attributes[] = { static struct attribute *f75375_attributes[] = {
@ -656,6 +656,19 @@ static int f75375_probe(struct i2c_client *client)
if ((err = sysfs_create_group(&client->dev.kobj, &f75375_group))) if ((err = sysfs_create_group(&client->dev.kobj, &f75375_group)))
goto exit_free; goto exit_free;
if (data->kind == f75375) {
err = sysfs_chmod_file(&client->dev.kobj,
&sensor_dev_attr_pwm1_mode.dev_attr.attr,
S_IRUGO | S_IWUSR);
if (err)
goto exit_remove;
err = sysfs_chmod_file(&client->dev.kobj,
&sensor_dev_attr_pwm2_mode.dev_attr.attr,
S_IRUGO | S_IWUSR);
if (err)
goto exit_remove;
}
data->hwmon_dev = hwmon_device_register(&client->dev); data->hwmon_dev = hwmon_device_register(&client->dev);
if (IS_ERR(data->hwmon_dev)) { if (IS_ERR(data->hwmon_dev)) {
err = PTR_ERR(data->hwmon_dev); err = PTR_ERR(data->hwmon_dev);