#define ASUS_WMI_FNLOCK_BIOS_DISABLED BIT(0)
+#define ASUS_GPU_FAN_DESC "gpu_fan"
#define ASUS_FAN_DESC "cpu_fan"
#define ASUS_FAN_MFUN 0x13
#define ASUS_FAN_SFUN_READ 0x06
}
/* GPU fan on modern ROG laptops */
+static ssize_t fan2_input_show(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct asus_wmi *asus = dev_get_drvdata(dev);
+ int value;
+ int ret;
+
+ ret = asus_wmi_get_devstate(asus, ASUS_WMI_DEVID_GPU_FAN_CTRL, &value);
+ if (ret < 0)
+ return ret;
+
+ value &= 0xffff;
+
+ return sysfs_emit(buf, "%d\n", value * 100);
+}
+
+static ssize_t fan2_label_show(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ return sysfs_emit(buf, "%s\n", ASUS_GPU_FAN_DESC);
+}
+
static ssize_t pwm2_enable_show(struct device *dev,
struct device_attribute *attr,
char *buf)
/* Fan1 */
static DEVICE_ATTR_RW(pwm1);
static DEVICE_ATTR_RW(pwm1_enable);
-static DEVICE_ATTR_RW(pwm2_enable);
static DEVICE_ATTR_RO(fan1_input);
static DEVICE_ATTR_RO(fan1_label);
+/* Fan2 - GPU fan */
+static DEVICE_ATTR_RW(pwm2_enable);
+static DEVICE_ATTR_RO(fan2_input);
+static DEVICE_ATTR_RO(fan2_label);
/* Temperature */
static DEVICE_ATTR(temp1_input, S_IRUGO, asus_hwmon_temp1, NULL);
&dev_attr_pwm2_enable.attr,
&dev_attr_fan1_input.attr,
&dev_attr_fan1_label.attr,
+ &dev_attr_fan2_input.attr,
+ &dev_attr_fan2_label.attr,
&dev_attr_temp1_input.attr,
NULL
|| attr == &dev_attr_pwm1_enable.attr) {
if (asus->fan_type == FAN_TYPE_NONE)
return 0;
- } else if (attr == &dev_attr_pwm2_enable.attr) {
+ } else if (attr == &dev_attr_fan2_input.attr
+ || attr == &dev_attr_fan2_label.attr
+ || attr == &dev_attr_pwm2_enable.attr) {
if (asus->gpu_fan_type == FAN_TYPE_NONE)
return 0;
} else if (attr == &dev_attr_temp1_input.attr) {