diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig
index e2ce4a9..7d1627b 100644
--- a/drivers/acpi/Kconfig
+++ b/drivers/acpi/Kconfig
@@ -124,7 +124,7 @@ config ACPI_BUTTON
 
 config ACPI_VIDEO
 	tristate "Video"
-	depends on X86 && BACKLIGHT_CLASS_DEVICE
+	depends on X86 && BACKLIGHT_CLASS_DEVICE && VIDEO_OUTPUT_CONTROL
 	help
 	  This driver implement the ACPI Extensions For Display Adapters
 	  for integrated graphics devices on motherboard, as specified in
diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c
index 00d25b3..3456603 100644
--- a/drivers/acpi/video.c
+++ b/drivers/acpi/video.c
@@ -33,6 +33,7 @@ #include <linux/proc_fs.h>
 #include <linux/seq_file.h>
 
 #include <linux/backlight.h>
+#include <linux/video_output.h>
 #include <asm/uaccess.h>
 
 #include <acpi/acpi_bus.h>
@@ -169,6 +170,7 @@ struct acpi_video_device {
 	struct acpi_device *dev;
 	struct acpi_video_device_brightness *brightness;
 	struct backlight_device *backlight;
+	struct output_device *output_dev;
 };
 
 /* bus */
@@ -297,6 +299,28 @@ static struct backlight_ops acpi_backlig
 	.update_status  = acpi_video_set_brightness,
 };
 
+/*video output device sysfs support*/
+static int acpi_video_output_get(struct output_device *od)
+{
+	unsigned long state;
+	struct acpi_video_device *vd =
+		(struct acpi_video_device *)class_get_devdata(&od->class_dev);
+	acpi_video_device_get_state(vd,&state);
+	return (int)state;
+}
+
+static int acpi_video_output_set(struct output_device *od)
+{
+	unsigned long state = od->request_state;
+	struct acpi_video_device *vd=
+		(struct acpi_video_device *)class_get_devdata(&od->class_dev);
+	return acpi_video_device_set_state(vd,state);
+}
+
+static struct output_properties acpi_output_properties = {
+	.set_state = acpi_video_output_set,
+	.get_status = acpi_video_output_get,
+};
 /* --------------------------------------------------------------------------
                                Video Management
    -------------------------------------------------------------------------- */
@@ -626,6 +650,19 @@ static void acpi_video_device_find_cap(s
 
 		kfree(name);
 	}
+	if (device->cap._DCS && device->cap._DSS){
+		unsigned long tmp;
+		static int count = 0;
+		char *name;
+		name = kzalloc(MAX_NAME_LEN, GFP_KERNEL);
+		if (!name)
+			return;
+		sprintf(name, "acpi_video%d", count++);
+		device->output_dev = video_output_register(name,
+				&(data->dev->dev),
+				device, &acpi_output_properties);
+		kfree(name);
+	}
 	return;
 }
 
@@ -1669,6 +1706,7 @@ static int acpi_video_bus_put_one_device
 					    ACPI_DEVICE_NOTIFY,
 					    acpi_video_device_notify);
 	backlight_device_unregister(device->backlight);
+	video_output_unregister(device->output_dev);
 	return 0;
 }
 
diff --git a/drivers/video/Kconfig b/drivers/video/Kconfig
index 7f5a598..bd76a6c 100644
--- a/drivers/video/Kconfig
+++ b/drivers/video/Kconfig
@@ -6,6 +6,13 @@ menu "Graphics support"
 
 source "drivers/video/backlight/Kconfig"
 
+config VIDEO_OUTPUT_CONTROL
+        tristate "Lowlevel video output switch controls"
+	default m
+	help
+	  This framework adds support for low-level control of the video 
+          output switch.
+
 config FB
 	tristate "Support for frame buffer devices"
 	---help---
diff --git a/drivers/video/Makefile b/drivers/video/Makefile
index 760305c..f5ab032 100644
--- a/drivers/video/Makefile
+++ b/drivers/video/Makefile
@@ -108,3 +108,6 @@ obj-$(CONFIG_FB_OF)               += off
 
 # the test framebuffer is last
 obj-$(CONFIG_FB_VIRTUAL)          += vfb.o
+
+#video output switch sysfs driver
+obj-$(CONFIG_VIDEO_OUTPUT_CONTROL) += output.o
diff --git a/include/acpi/processor.h b/include/acpi/processor.h