mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-25 11:37:56 +00:00
02dabf5bf0
"economy" and "performance".
65 lines
2.0 KiB
C
65 lines
2.0 KiB
C
/*-
|
|
* Copyright (c) 2001 Michael Smith
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*
|
|
* $FreeBSD$
|
|
*/
|
|
|
|
#include "opt_acpi.h" /* XXX trim includes */
|
|
#include <sys/param.h>
|
|
#include <sys/mutex.h>
|
|
#include <sys/bus.h>
|
|
|
|
#include "acpi.h"
|
|
|
|
#include <dev/acpica/acpivar.h>
|
|
|
|
static int powerprofile_state = POWERPROFILE_PERFORMANCE;
|
|
|
|
int
|
|
powerprofile_get_state(void)
|
|
{
|
|
return(powerprofile_state);
|
|
}
|
|
|
|
void
|
|
powerprofile_set_state(int state)
|
|
{
|
|
int changed;
|
|
|
|
ACPI_LOCK;
|
|
if (state != powerprofile_state) {
|
|
powerprofile_state = state;
|
|
changed = 1;
|
|
printf("system power profile changed to '%s'\n",
|
|
(state == POWERPROFILE_PERFORMANCE) ? "performance" : "economy");
|
|
} else {
|
|
changed = 0;
|
|
}
|
|
ACPI_UNLOCK;
|
|
if (changed)
|
|
EVENTHANDLER_INVOKE(powerprofile_change);
|
|
}
|
|
|