From e02431d6f5e8f1023ce0cfbaf70ddf4afae924d8 Mon Sep 17 00:00:00 2001 From: Corentin Chary Date: Fri, 1 Jul 2011 11:34:37 +0200 Subject: [PATCH] asus-wmi: check for temp1 presence Signed-off-by: Corentin Chary Signed-off-by: Matthew Garrett --- drivers/platform/x86/asus-wmi.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/drivers/platform/x86/asus-wmi.c b/drivers/platform/x86/asus-wmi.c index d01f767c7b69..e50872632c5a 100644 --- a/drivers/platform/x86/asus-wmi.c +++ b/drivers/platform/x86/asus-wmi.c @@ -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;