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Code Issues Releases Activity

Remove unnecessary WAK_STS bit waiting code for S1 sleep.

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It was duplicated with AcpiEnterSleepState() since acpica-unix-20010816.
This commit is contained in:
Mitsuru IWASAKI 2001-11-05 14:51:58 +00:00
parent 16676bcded
commit 09e97d2f24
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=86083
1 changed files with 0 additions and 14 deletions
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sys/dev/acpica/acpi.c
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@ -1279,7 +1279,6 @@ ACPI_STATUS
acpi_SetSleepState(struct acpi_softc *sc, int state)
{
ACPI_STATUS status = AE_OK;
UINT16 Count;
UINT8 TypeA;
UINT8 TypeB;
@ -1337,19 +1336,6 @@ acpi_SetSleepState(struct acpi_softc *sc, int state)
device_printf(sc->acpi_dev, "AcpiEnterSleepState failed - %s\n", AcpiFormatException(status));
break;
}
/* wait for the WAK_STS bit */
Count = 0;
while (!(AcpiHwRegisterBitAccess(ACPI_READ, ACPI_MTX_LOCK, WAK_STS))) {
AcpiOsSleep(0, 1);
/*
* Some BIOSes don't set WAK_STS at all,
* give up waiting for wakeup if we time out.
*/
if (Count > 1000) {
break; /* giving up */
}
Count++;
}
}
AcpiLeaveSleepState((UINT8)state);
DEVICE_RESUME(root_bus);