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acpi_thermal: when _ACx is tripped, all _ALi i>= x should be on

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... and not just _ALx as it is now.

MFC after:	20 days
This commit is contained in:
Andriy Gapon 2012-10-14 09:32:38 +00:00
parent 178f3ce611
commit 9548b507cb
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=241538
1 changed files with 11 additions and 6 deletions
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17
sys/dev/acpica/acpi_thermal.c
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@ -121,6 +121,8 @@ struct acpi_tz_softc {
int tz_cooling_saved_freq;
};
#define TZ_ACTIVE_LEVEL(act) ((act) >= 0 ? (act) : TZ_NUMLEVELS)
#define CPUFREQ_MAX_LEVELS 64 /* XXX cpufreq should export this */
static int acpi_tz_probe(device_t dev);
@ -565,18 +567,21 @@ acpi_tz_monitor(void *Context)
}
if (newactive != sc->tz_active) {
/* Turn off the cooling devices that are on, if any are */
if (sc->tz_active != TZ_ACTIVE_NONE)
/* Turn off unneeded cooling devices that are on, if any are */
for (i = TZ_ACTIVE_LEVEL(sc->tz_active);
i < TZ_ACTIVE_LEVEL(newactive); i++) {
acpi_ForeachPackageObject(
(ACPI_OBJECT *)sc->tz_zone.al[sc->tz_active].Pointer,
(ACPI_OBJECT *)sc->tz_zone.al[i].Pointer,
acpi_tz_switch_cooler_off, sc);
}
/* Turn on cooling devices that are required, if any are */
if (newactive != TZ_ACTIVE_NONE) {
for (i = TZ_ACTIVE_LEVEL(sc->tz_active) - 1;
i >= TZ_ACTIVE_LEVEL(newactive); i--) {
acpi_ForeachPackageObject(
(ACPI_OBJECT *)sc->tz_zone.al[newactive].Pointer,
(ACPI_OBJECT *)sc->tz_zone.al[i].Pointer,
acpi_tz_switch_cooler_on, sc);
}
ACPI_VPRINT(sc->tz_dev, acpi_device_get_parent_softc(sc->tz_dev),
"switched from %s to %s: %d.%dC\n",
acpi_tz_aclevel_string(sc->tz_active),