65 lines
2.0 KiB
C
65 lines
2.0 KiB
C
/*-
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* Copyright (c) 2001 Michael Smith
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#include "opt_acpi.h" /* XXX trim includes */
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#include <sys/param.h>
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#include <sys/mutex.h>
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#include <sys/bus.h>
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#include "acpi.h"
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#include <dev/acpica/acpivar.h>
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static int powerprofile_state = POWERPROFILE_PERFORMANCE;
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int
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powerprofile_get_state(void)
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{
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return(powerprofile_state);
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}
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void
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powerprofile_set_state(int state)
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{
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int changed;
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ACPI_LOCK;
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if (state != powerprofile_state) {
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powerprofile_state = state;
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changed = 1;
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printf("system power profile changed to '%s'\n",
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(state == POWERPROFILE_PERFORMANCE) ? "performance" : "economy");
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} else {
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changed = 0;
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}
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ACPI_UNLOCK;
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if (changed)
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EVENTHANDLER_INVOKE(powerprofile_change);
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}
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