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Some minor fixes.

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- Set system power profile only when AC-line status has canged.
 - Get initial AC-line status after whole system is up.

Reviewed by:	msmith
This commit is contained in:
Mitsuru IWASAKI 2001-07-25 16:08:58 +00:00
parent dd99c79cc1
commit 5394e6a026
1 changed files with 11 additions and 4 deletions
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15
sys/dev/acpica/acpi_acad.c
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@ -66,21 +66,25 @@ struct acpi_acad_softc {
static void
acpi_acad_get_status(void *context)
{
int newstatus;
device_t dev = context;
struct acpi_acad_softc *sc = device_get_softc(dev);
ACPI_HANDLE h = acpi_get_handle(dev);
if (acpi_EvaluateInteger(h, "_PSR", &sc->status) != AE_OK) {
if (acpi_EvaluateInteger(h, "_PSR", &newstatus) != AE_OK) {
sc->status = -1;
return;
}
if (sc->status != newstatus) {
sc->status = newstatus;
/* set system power profile based on AC adapter status */
powerprofile_set_state(sc->status ? POWERPROFILE_PERFORMANCE : POWERPROFILE_ECONOMY);
}
if (bootverbose) {
device_printf(dev,"%s\n",(sc->status) ? "On Line" : "Off Line");
}
/* set system power profile based on AC adapter status */
powerprofile_set_state(sc->status ? POWERPROFILE_PERFORMANCE : POWERPROFILE_ECONOMY);
}
static void
@ -153,6 +157,9 @@ acpi_acad_attach(device_t dev)
&sc->status, 0, acpi_acad_sysctl, "I", "");
}
/* Get initial status after whole system is up. */
AcpiOsQueueForExecution(OSD_PRIORITY_LO, acpi_acad_get_status, dev);
return(0);
}