include/peci.h

/* Copyright (c) 2012 The Chromium OS Authors. All rights reserved.
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 */

/* PECI module for Chrome EC */

#ifndef __CROS_EC_PECI_H
#define __CROS_EC_PECI_H

#include "common.h"

/**
 * Get the current CPU temperature.
 *
 * Note that the PECI interface is currently a little flaky; if you get an
 * error, retry a bit later.
 *
 * @return the CPU temperature in degrees K, or -1 if error.
 */
int peci_get_cpu_temp(void);

/**
 * Get the last polled value of the PECI temp sensor.
 *
 * @param idx		Sensor index to read.
 * @param temp_ptr	Destination for temperature in K.
 *
 * @return EC_SUCCESS if successful, non-zero if error.
 */
int peci_temp_sensor_get_val(int idx, int *temp_ptr);

#endif  /* __CROS_EC_PECI_H */