Commit 6118b8ad authored by Corentin Chary's avatar Corentin Chary Committed by Matthew Garrett
Browse files

asus-wmi: add thermal sensor 



Signed-off-by: default avatarCorentin Chary <corentin.chary@gmail.com>
Signed-off-by: default avatarMatthew Garrett <mjg@redhat.com>
parent 79ec1172

drivers/platform/x86/asus-wmi.c

+21 −0
Original line number Diff line number Diff line
@@ -44,6 +44,7 @@ 
#include <linux/debugfs.h>

#include <linux/seq_file.h>

#include <linux/platform_device.h>

#include <linux/thermal.h>

#include <acpi/acpi_bus.h>

#include <acpi/acpi_drivers.h>
@@ -930,7 +931,26 @@ static ssize_t asus_hwmon_pwm1(struct device *dev, 
	return sprintf(buf, "%d\n", value);

}



static ssize_t asus_hwmon_temp1(struct device *dev,

				struct device_attribute *attr,

				char *buf)

{

	struct asus_wmi *asus = dev_get_drvdata(dev);

	u32 value;

	int err;



	err = asus_wmi_get_devstate(asus, ASUS_WMI_DEVID_THERMAL_CTRL, &value);



	if (err < 0)

		return err;



	value = KELVIN_TO_CELSIUS((value & 0xFFFF)) * 1000;



	return sprintf(buf, "%d\n", value);

}



static SENSOR_DEVICE_ATTR(pwm1, S_IRUGO, asus_hwmon_pwm1, NULL, 0);

static SENSOR_DEVICE_ATTR(temp1_input, S_IRUGO, asus_hwmon_temp1, NULL, 0);



static ssize_t

show_name(struct device *dev, struct device_attribute *attr, char *buf)
@@ -941,6 +961,7 @@ static SENSOR_DEVICE_ATTR(name, S_IRUGO, show_name, NULL, 0); 


static struct attribute *hwmon_attributes[] = {

	&sensor_dev_attr_pwm1.dev_attr.attr,

	&sensor_dev_attr_temp1_input.dev_attr.attr,

	&sensor_dev_attr_name.dev_attr.attr,

	NULL

};