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asus-wmi: add thermal sensor 

Signed-off-by: Corentin Chary <corentin.chary@gmail.com>
Signed-off-by: Matthew Garrett <mjg@redhat.com>
wifi-calibration
Corentin Chary 2011-07-01 11:34:36 +02:00 committed by Matthew Garrett
parent 79ec1172c2
commit 6118b8adb5
1 changed files with 21 additions and 0 deletions
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21
drivers/platform/x86/asus-wmi.c
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@ -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
};