summaryrefslogtreecommitdiffstats
path: root/drivers/acpi/thermal.c
diff options
context:
space:
mode:
authorIngo Molnar <mingo@elte.hu>2009-01-21 10:39:51 +0100
committerIngo Molnar <mingo@elte.hu>2009-01-21 10:39:51 +0100
commit198030782cedf25391e67e7c88b04f87a5eb6563 (patch)
tree5b7368c6bf052bcb4bb273497a57900720d36f51 /drivers/acpi/thermal.c
parentx86: uv cleanup, build fix (diff)
parentx86: optimise x86's do_page_fault (C entry point for the page fault path) (diff)
downloadlinux-198030782cedf25391e67e7c88b04f87a5eb6563.tar.xz
linux-198030782cedf25391e67e7c88b04f87a5eb6563.zip
Merge branch 'x86/mm' into core/percpu
Conflicts: arch/x86/mm/fault.c
Diffstat (limited to 'drivers/acpi/thermal.c')
-rw-r--r--drivers/acpi/thermal.c16
1 files changed, 12 insertions, 4 deletions
diff --git a/drivers/acpi/thermal.c b/drivers/acpi/thermal.c
index 073ff09218a9..99e6f1f8ea45 100644
--- a/drivers/acpi/thermal.c
+++ b/drivers/acpi/thermal.c
@@ -416,7 +416,8 @@ static int acpi_thermal_trips_update(struct acpi_thermal *tz, int flag)
}
/* Passive (optional) */
- if (flag & ACPI_TRIPS_PASSIVE) {
+ if (((flag & ACPI_TRIPS_PASSIVE) && tz->trips.passive.flags.valid) ||
+ (flag == ACPI_TRIPS_INIT)) {
valid = tz->trips.passive.flags.valid;
if (psv == -1) {
status = AE_SUPPORT;
@@ -462,8 +463,11 @@ static int acpi_thermal_trips_update(struct acpi_thermal *tz, int flag)
memset(&devices, 0, sizeof(struct acpi_handle_list));
status = acpi_evaluate_reference(tz->device->handle, "_PSL",
NULL, &devices);
- if (ACPI_FAILURE(status))
+ if (ACPI_FAILURE(status)) {
+ printk(KERN_WARNING PREFIX
+ "Invalid passive threshold\n");
tz->trips.passive.flags.valid = 0;
+ }
else
tz->trips.passive.flags.valid = 1;
@@ -487,7 +491,8 @@ static int acpi_thermal_trips_update(struct acpi_thermal *tz, int flag)
if (act == -1)
break; /* disable all active trip points */
- if (flag & ACPI_TRIPS_ACTIVE) {
+ if ((flag == ACPI_TRIPS_INIT) || ((flag & ACPI_TRIPS_ACTIVE) &&
+ tz->trips.active[i].flags.valid)) {
status = acpi_evaluate_integer(tz->device->handle,
name, NULL, &tmp);
if (ACPI_FAILURE(status)) {
@@ -521,8 +526,11 @@ static int acpi_thermal_trips_update(struct acpi_thermal *tz, int flag)
memset(&devices, 0, sizeof(struct acpi_handle_list));
status = acpi_evaluate_reference(tz->device->handle,
name, NULL, &devices);
- if (ACPI_FAILURE(status))
+ if (ACPI_FAILURE(status)) {
+ printk(KERN_WARNING PREFIX
+ "Invalid active%d threshold\n", i);
tz->trips.active[i].flags.valid = 0;
+ }
else
tz->trips.active[i].flags.valid = 1;