5 files changed, 19 insertions, 7 deletions

diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c
index 04e90443eff7..391f331674c7 100644
--- a/drivers/acpi/ec.c
+++ b/drivers/acpi/ec.c
@@ -1065,6 +1065,7 @@ static int acpi_ec_resume(struct acpi_device *device)
         struct acpi_ec *ec = acpi_driver_data(device);
         /* Enable use of GPE back */
         clear_bit(EC_FLAGS_NO_GPE, &ec->flags);
+        set_bit(EC_FLAGS_GPE_MODE, &ec->flags);
         acpi_enable_gpe(NULL, ec->gpe);
         return 0;
 }
diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c
index d59f08ecaf16..d916bea729f1 100644
--- a/drivers/acpi/osl.c
+++ b/drivers/acpi/osl.c
@@ -353,8 +353,10 @@ static irqreturn_t acpi_irq(int irq, void *dev_id)
         if (handled) {
                 acpi_irq_handled++;
                 return IRQ_HANDLED;
-        } else
+        } else {
+                acpi_irq_not_handled++;
                 return IRQ_NONE;
+        }
 }
 
 acpi_status
diff --git a/drivers/acpi/system.c b/drivers/acpi/system.c
index da51f05ef8d8..0944daec064f 100644
--- a/drivers/acpi/system.c
+++ b/drivers/acpi/system.c
@@ -38,6 +38,7 @@ ACPI_MODULE_NAME("system");
 #define ACPI_SYSTEM_DEVICE_NAME         "System"
 
 u32 acpi_irq_handled;
+u32 acpi_irq_not_handled;
 
 /*
  * Make ACPICA version work as module param
@@ -214,8 +215,9 @@ err:
 
 #define COUNT_GPE 0
 #define COUNT_SCI 1     /* acpi_irq_handled */
-#define COUNT_ERROR 2   /* other */
-#define NUM_COUNTERS_EXTRA 3
+#define COUNT_SCI_NOT 2 /* acpi_irq_not_handled */
+#define COUNT_ERROR 3   /* other */
+#define NUM_COUNTERS_EXTRA 4
 
 struct event_counter {
         u32 count;
@@ -317,6 +319,8 @@ static ssize_t counter_show(struct kobject *kobj,
 
         all_counters[num_gpes + ACPI_NUM_FIXED_EVENTS + COUNT_SCI].count =
                 acpi_irq_handled;
+        all_counters[num_gpes + ACPI_NUM_FIXED_EVENTS + COUNT_SCI_NOT].count =
+                acpi_irq_not_handled;
         all_counters[num_gpes + ACPI_NUM_FIXED_EVENTS + COUNT_GPE].count =
                 acpi_gpe_count;
 
@@ -363,6 +367,7 @@ static ssize_t counter_set(struct kobject *kobj,
                         all_counters[i].count = 0;
                 acpi_gpe_count = 0;
                 acpi_irq_handled = 0;
+                acpi_irq_not_handled = 0;
                 goto end;
         }
 
@@ -456,6 +461,8 @@ void acpi_irq_stats_init(void)
                         sprintf(buffer, "gpe_all");
                 else if (i == num_gpes + ACPI_NUM_FIXED_EVENTS + COUNT_SCI)
                         sprintf(buffer, "sci");
+                else if (i == num_gpes + ACPI_NUM_FIXED_EVENTS + COUNT_SCI_NOT)
+                        sprintf(buffer, "sci_not");
                 else if (i == num_gpes + ACPI_NUM_FIXED_EVENTS + COUNT_ERROR)
                         sprintf(buffer, "error");
                 else
diff --git a/drivers/acpi/thermal.c b/drivers/acpi/thermal.c
index 9cd15e8c8932..564ea1424288 100644
--- a/drivers/acpi/thermal.c
+++ b/drivers/acpi/thermal.c
@@ -909,7 +909,7 @@ static int acpi_thermal_register_thermal_zone(struct acpi_thermal *tz)
                         thermal_zone_device_register("acpitz", trips, tz,
                                                      &acpi_thermal_zone_ops,
                                                      0, 0, 0,
-                                                     tz->polling_frequency);
+                                                     tz->polling_frequency*100);
         if (IS_ERR(tz->thermal_zone))
                 return -ENODEV;
 
diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c
index cd4fb7543a90..21968ae6ed91 100644
--- a/drivers/acpi/video.c
+++ b/drivers/acpi/video.c
@@ -770,10 +770,12 @@ acpi_video_init_brightness(struct acpi_video_device *device)
          * In this case, the first two elements in _BCL packages
          * are also supported brightness levels that OS should take care of.
          */
-        for (i = 2; i < count; i++)
-                if (br->levels[i] == br->levels[0] ||
-                    br->levels[i] == br->levels[1])
+        for (i = 2; i < count; i++) {
+                if (br->levels[i] == br->levels[0])
                         level_ac_battery++;
+                if (br->levels[i] == br->levels[1])
+                        level_ac_battery++;
+        }
 
         if (level_ac_battery < 2) {
                 level_ac_battery = 2 - level_ac_battery;