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path: root/drivers/platform/x86/compal-laptop.c
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Diffstat (limited to 'drivers/platform/x86/compal-laptop.c')
-rw-r--r--drivers/platform/x86/compal-laptop.c52
1 files changed, 23 insertions, 29 deletions
diff --git a/drivers/platform/x86/compal-laptop.c b/drivers/platform/x86/compal-laptop.c
index 9deb0350b8e6..7297df2ebf50 100644
--- a/drivers/platform/x86/compal-laptop.c
+++ b/drivers/platform/x86/compal-laptop.c
@@ -173,8 +173,7 @@
/* ======= */
struct compal_data{
/* Fan control */
- struct device *hwmon_dev;
- int pwm_enable; /* 0:full on, 1:set by pwm1, 2:control by moterboard */
+ int pwm_enable; /* 0:full on, 1:set by pwm1, 2:control by motherboard */
unsigned char curr_pwm;
/* Power supply */
@@ -402,15 +401,6 @@ SIMPLE_MASKED_STORE_SHOW(wake_up_wlan, WAKE_UP_ADDR, WAKE_UP_WLAN)
SIMPLE_MASKED_STORE_SHOW(wake_up_key, WAKE_UP_ADDR, WAKE_UP_KEY)
SIMPLE_MASKED_STORE_SHOW(wake_up_mouse, WAKE_UP_ADDR, WAKE_UP_MOUSE)
-
-/* General hwmon interface */
-static ssize_t hwmon_name_show(struct device *dev,
- struct device_attribute *attr, char *buf)
-{
- return sprintf(buf, "%s\n", DRIVER_NAME);
-}
-
-
/* Fan control interface */
static ssize_t pwm_enable_show(struct device *dev,
struct device_attribute *attr, char *buf)
@@ -665,7 +655,6 @@ static DEVICE_ATTR(wake_up_key,
static DEVICE_ATTR(wake_up_mouse,
0644, wake_up_mouse_show, wake_up_mouse_store);
-static DEVICE_ATTR(name, S_IRUGO, hwmon_name_show, NULL);
static DEVICE_ATTR(fan1_input, S_IRUGO, fan_show, NULL);
static DEVICE_ATTR(temp1_input, S_IRUGO, temp_cpu, NULL);
static DEVICE_ATTR(temp2_input, S_IRUGO, temp_cpu_local, NULL);
@@ -683,16 +672,20 @@ static DEVICE_ATTR(pwm1, S_IRUGO | S_IWUSR, pwm_show, pwm_store);
static DEVICE_ATTR(pwm1_enable,
S_IRUGO | S_IWUSR, pwm_enable_show, pwm_enable_store);
-static struct attribute *compal_attributes[] = {
+static struct attribute *compal_platform_attrs[] = {
&dev_attr_wake_up_pme.attr,
&dev_attr_wake_up_modem.attr,
&dev_attr_wake_up_lan.attr,
&dev_attr_wake_up_wlan.attr,
&dev_attr_wake_up_key.attr,
&dev_attr_wake_up_mouse.attr,
- /* Maybe put the sensor-stuff in a separate hwmon-driver? That way,
- * the hwmon sysfs won't be cluttered with the above files. */
- &dev_attr_name.attr,
+ NULL
+};
+static struct attribute_group compal_platform_attr_group = {
+ .attrs = compal_platform_attrs
+};
+
+static struct attribute *compal_hwmon_attrs[] = {
&dev_attr_pwm1_enable.attr,
&dev_attr_pwm1.attr,
&dev_attr_fan1_input.attr,
@@ -710,10 +703,7 @@ static struct attribute *compal_attributes[] = {
&dev_attr_temp6_label.attr,
NULL
};
-
-static struct attribute_group compal_attribute_group = {
- .attrs = compal_attributes
-};
+ATTRIBUTE_GROUPS(compal_hwmon);
static int compal_probe(struct platform_device *);
static int compal_remove(struct platform_device *);
@@ -1021,6 +1011,7 @@ static int compal_probe(struct platform_device *pdev)
{
int err;
struct compal_data *data;
+ struct device *hwmon_dev;
if (!extra_features)
return 0;
@@ -1032,16 +1023,16 @@ static int compal_probe(struct platform_device *pdev)
initialize_fan_control_data(data);
- err = sysfs_create_group(&pdev->dev.kobj, &compal_attribute_group);
+ err = sysfs_create_group(&pdev->dev.kobj, &compal_platform_attr_group);
if (err)
return err;
- data->hwmon_dev = hwmon_device_register(&pdev->dev);
- if (IS_ERR(data->hwmon_dev)) {
- err = PTR_ERR(data->hwmon_dev);
- sysfs_remove_group(&pdev->dev.kobj,
- &compal_attribute_group);
- return err;
+ hwmon_dev = hwmon_device_register_with_groups(&pdev->dev,
+ DRIVER_NAME, data,
+ compal_hwmon_groups);
+ if (IS_ERR(hwmon_dev)) {
+ err = PTR_ERR(hwmon_dev);
+ goto remove;
}
/* Power supply */
@@ -1051,6 +1042,10 @@ static int compal_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, data);
return 0;
+
+remove:
+ sysfs_remove_group(&pdev->dev.kobj, &compal_platform_attr_group);
+ return err;
}
static void __exit compal_cleanup(void)
@@ -1077,10 +1072,9 @@ static int compal_remove(struct platform_device *pdev)
pwm_disable_control();
data = platform_get_drvdata(pdev);
- hwmon_device_unregister(data->hwmon_dev);
power_supply_unregister(&data->psy);
- sysfs_remove_group(&pdev->dev.kobj, &compal_attribute_group);
+ sysfs_remove_group(&pdev->dev.kobj, &compal_platform_attr_group);
return 0;
}