diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c
index baa4419297209efd6d79aaedb2dae13c2d1a6f92..38bf8b43fd19eba47111b3a068444927839f3b75 100644
--- a/drivers/acpi/video.c
+++ b/drivers/acpi/video.c
@@ -36,6 +36,7 @@
 #include <linux/backlight.h>
 #include <linux/thermal.h>
 #include <linux/video_output.h>
+#include <linux/sort.h>
 #include <asm/uaccess.h>
 
 #include <acpi/acpi_bus.h>
@@ -625,6 +626,16 @@ acpi_video_bus_DOS(struct acpi_video_bus *video, int bios_flag, int lcd_flag)
 	return status;
 }
 
+/*
+ * Simple comparison function used to sort backlight levels.
+ */
+
+static int
+acpi_video_cmp_level(const void *a, const void *b)
+{
+	return *(int *)a - *(int *)b;
+}
+
 /*
  *  Arg:	
  *  	device	: video output device (LCD, CRT, ..)
@@ -676,6 +687,10 @@ acpi_video_init_brightness(struct acpi_video_device *device)
 		count++;
 	}
 
+	/* don't sort the first two brightness levels */
+	sort(&br->levels[2], count - 2, sizeof(br->levels[2]),
+		acpi_video_cmp_level, NULL);
+
 	if (count < 2)
 		goto out_free_levels;