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asus-wmi: check for temp1 presence

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Signed-off-by: Corentin Chary <corentin.chary@gmail.com>
Signed-off-by: Matthew Garrett <mjg@redhat.com>
This commit is contained in:
Corentin Chary 2011-07-01 11:34:37 +02:00 committed by Matthew Garrett
parent 6118b8adb5
commit e02431d6f5
1 changed files with 7 additions and 1 deletions
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8
drivers/platform/x86/asus-wmi.c
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@ -967,7 +967,7 @@ static struct attribute *hwmon_attributes[] = {
};
static mode_t asus_hwmon_sysfs_is_visible(struct kobject *kobj,
struct attribute *attr, int idx)
struct attribute *attr, int idx)
{
struct device *dev = container_of(kobj, struct device, kobj);
struct platform_device *pdev = to_platform_device(dev->parent);
@ -978,6 +978,8 @@ static mode_t asus_hwmon_sysfs_is_visible(struct kobject *kobj,
if (attr == &sensor_dev_attr_pwm1.dev_attr.attr)
dev_id = ASUS_WMI_DEVID_FAN_CTRL;
else if (attr == &sensor_dev_attr_temp1_input.dev_attr.attr)
dev_id = ASUS_WMI_DEVID_THERMAL_CTRL;
if (dev_id != -1) {
int err = asus_wmi_get_devstate(asus, dev_id, &value);
@ -998,6 +1000,10 @@ static mode_t asus_hwmon_sysfs_is_visible(struct kobject *kobj,
if (value == ASUS_WMI_UNSUPPORTED_METHOD || value & 0xFFF80000
|| (!asus->sfun && !(value & ASUS_WMI_DSTS_PRESENCE_BIT)))
ok = false;
} else if (dev_id == ASUS_WMI_DEVID_THERMAL_CTRL) {
/* If value is zero, something is clearly wrong */
if (value == 0)
ok = false;
}
return ok ? attr->mode : 0;