---
 drivers/acpi/video.c |    9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

Index: linux-2.6/drivers/acpi/video.c
===================================================================
--- linux-2.6.orig/drivers/acpi/video.c
+++ linux-2.6/drivers/acpi/video.c
@@ -535,7 +535,7 @@ acpi_video_device_lcd_set_level(struct a
 			return 0;
 		}
 
-	ACPI_ERROR((AE_INFO, "Current brightness invalid"));
+	ACPI_ERROR((AE_INFO, "Current brightness invalid, %d", level));
 	return -EINVAL;
 }
 
@@ -610,6 +610,7 @@ acpi_video_device_lcd_get_level_current(
 		status = acpi_evaluate_integer(device->dev->handle, buf,
 						NULL, level);
 		if (ACPI_SUCCESS(status)) {
+			printk("Rui: _BQC %d\n", *level);
 			if (device->brightness->flags._BQC_use_index) {
 				if (device->brightness->flags._BCL_reversed)
 					*level = device->brightness->count
@@ -619,6 +620,7 @@ acpi_video_device_lcd_get_level_current(
 			}
 			*level += bqc_offset_aml_bug_workaround;
 			device->brightness->curr = *level;
+			printk("Rui: new _BQC %d\n", *level);
 			return 0;
 		} else {
 			/* Fixme:
@@ -789,9 +791,9 @@ acpi_video_init_brightness(struct acpi_v
 	struct acpi_video_device_brightness *br = NULL;
 	int result = -EINVAL;
 
+	printk("Rui: init_brightness\n");
 	if (!ACPI_SUCCESS(acpi_video_device_lcd_query_levels(device, &obj))) {
-		ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Could not query available "
-						"LCD brightness level\n"));
+		printk("Rui: Could not query available brightness level\n"));
 		goto out;
 	}
 
@@ -819,6 +821,7 @@ acpi_video_init_brightness(struct acpi_v
 			continue;
 		}
 		br->levels[count] = (u32) o->integer.value;
+		printk("Rui: level[%d] = %d\n", count, br->levels[count]);
 
 		if (br->levels[count] > max_level)
 			max_level = br->levels[count];