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Add a couple of minor changes.

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- set sc->acpi_s4bios to 1 by default for hibernation until
   OS-initiated S4 transition is implemented.
 - change the behavior of acpi_sleep_state_sysctl() if new value is
   the same as old one, do nothing instead of EINVAL.
This commit is contained in:
Mitsuru IWASAKI 2001-11-30 16:06:00 +00:00
parent 24373ce6ed
commit 931a10c9d2
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=87134
1 changed files with 5 additions and 2 deletions
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7
sys/dev/acpica/acpi.c
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@ -414,6 +414,7 @@ acpi_attach(device_t dev)
SYSCTL_ADD_INT(&sc->acpi_sysctl_ctx, SYSCTL_CHILDREN(sc->acpi_sysctl_tree),
OID_AUTO, "verbose", CTLFLAG_RD | CTLFLAG_RW,
&sc->acpi_verbose, 0, "verbose mode");
sc->acpi_s4bios = 1;
if (bootverbose)
sc->acpi_verbose = 1;
@ -1758,8 +1759,10 @@ acpi_sleep_state_sysctl(SYSCTL_HANDLER_ARGS)
sizeof(sleep_state)) == 0)
break;
}
if ((new_state != old_state) && (new_state <= ACPI_S_STATES_MAX+1)) {
*(u_int *)oidp->oid_arg1 = new_state;
if (new_state <= ACPI_S_STATES_MAX+1) {
if (new_state != old_state) {
*(u_int *)oidp->oid_arg1 = new_state;
}
} else {
error = EINVAL;
}