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f4e772708b
This covers modules which need to initialize before task_start(), but don't particularly care in what order they're initialized. Signed-off-by: Randall Spangler <rspangler@chromium.org> BUG=none TEST=if it boots, it works Change-Id: I69829aac8d1c3c14ee04916a794b84bbf03a09eb
36 lines
982 B
C
36 lines
982 B
C
/* Copyright (c) 2012 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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/* Enable/disable the fan. This should be called by whatever function
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* enables the power supply to the fan. */
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int pwm_enable_fan(int enable);
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/* Get the current fan RPM. */
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int pwm_get_fan_rpm(void);
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/* Get the target fan RPM. */
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int pwm_get_fan_target_rpm(void);
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/* Set 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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/* Enable/disable the keyboard backlight. */
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int pwm_enable_keyboard_backlight(int enable);
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/* Get the keyboard backlight percentage (0=off, 100=max). */
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int pwm_get_keyboard_backlight(void);
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/* Set the keyboard backlight percentage (0=off, 100=max). */
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int pwm_set_keyboard_backlight(int percent);
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#endif /* __CROS_EC_PWM_H */
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