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9a6e464502
When we cleaned up the alternate function GPIO initialization, we left a declaration for configure_fan_gpios() in fan.h. That function doesn't exist anywhere, so there's no point in declaring it. BUG=chrome-os-partner:18343 BRANCH=none TEST=manual Build everything. Nothing fails. Change-Id: I3d1fe1ff62e523aa7c87d57c5e838b01a0c6e899 Signed-off-by: Bill Richardson <wfrichar@chromium.org> Reviewed-on: https://chromium-review.googlesource.com/174334 Reviewed-by: Randall Spangler <rspangler@chromium.org>
30 lines
948 B
C
30 lines
948 B
C
/* Copyright (c) 2013 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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/* Fan control module for Chrome EC */
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#ifndef __CROS_EC_FAN_H
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#define __CROS_EC_FAN_H
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/**
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* Set the amount of active cooling needed. The thermal control task will call
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* this frequently, and the fan control logic will attempt to provide it.
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*
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* @param pct Percentage of cooling effort needed (0 - 100)
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*/
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void pwm_fan_set_percent_needed(int pct);
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/**
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* This function translates the percentage of cooling needed into a target RPM.
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* The default implementation should be sufficient for most needs, but
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* individual boards may provide a custom version if needed (see config.h).
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*
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* @param pct Percentage of cooling effort needed (always in [0,100])
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* Return Target RPM for fan
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*/
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int pwm_fan_percent_to_rpm(int pct);
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#endif /* __CROS_EC_FAN_H */
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