asus-wmi: add thermal sensor (6118b8ad) · Commits · e / devices / android_kernel_sony_msm8994

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
		};