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source files mainly done by Randall. Signed-off-by: Randall Spangler <rspangler@chromium.org> Change-Id: Iaff83a842b17f3350fb6f2a3f1597ad4c29bd12a
29 lines
746 B
C
29 lines
746 B
C
/* Copyright (c) 2011 The Chromium OS Authors. All rights reserved.
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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/* PWM module for Chrome EC */
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#ifndef __CROS_EC_PWM_H
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#define __CROS_EC_PWM_H
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#include "common.h"
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/* Initializes the module. */
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int pwm_init(void);
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/* Gets the current fan RPM. */
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int pwm_get_fan_rpm(void);
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/* Sets the target fan RPM. Pass -1 to set fan to maximum. */
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int pwm_set_fan_target_rpm(int rpm);
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/* Sets the keyboard backlight percentage (0=off, 100=max). */
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int pwm_set_keyboard_backlight(int percent);
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/* Sets the power LED brightness to the specified percent (0=off, 100=max). */
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int pwm_set_power_led(int percent);
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#endif /* __CROS_EC_PWM_H */
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