Staging: add Samsung Laptop driver

This is a drive for the Samsung N128 laptop to control the wireless LED
and backlight.

Many thanks to Joey Lee for his help in testing and finding all of my
bugs in the development of this driver, it has been invaluable.

Cc: Joey Lee <jlee@novell.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/staging/Kconfig

@@ -131,6 +131,8 @@ source "drivers/staging/wlags49_h25/Kconfig"
 
 source "drivers/staging/batman-adv/Kconfig"
 
+source "drivers/staging/samsung-laptop/Kconfig"
+
 source "drivers/staging/strip/Kconfig"
 
 source "drivers/staging/arlan/Kconfig"

drivers/staging/Makefile

@@ -47,6 +47,7 @@ obj-$(CONFIG_RAMZSWAP)		+= ramzswap/
 obj-$(CONFIG_WLAGS49_H2)	+= wlags49_h2/
 obj-$(CONFIG_WLAGS49_H25)	+= wlags49_h25/
 obj-$(CONFIG_BATMAN_ADV)	+= batman-adv/
+obj-$(CONFIG_SAMSUNG_LAPTOP)	+= samsung-laptop/
 obj-$(CONFIG_STRIP)		+= strip/
 obj-$(CONFIG_ARLAN)		+= arlan/
 obj-$(CONFIG_WAVELAN)		+= wavelan/

drivers/staging/samsung-laptop/Kconfig

+config SAMSUNG_LAPTOP
+	tristate "Samsung Laptop driver"
+	default n
+	depends on RFKILL && BACKLIGHT_CLASS_DEVICE && X86
+	help
+	  This module implements a driver for the N128 Samsung Laptop
+	  providing control over the Wireless LED and the LCD backlight
+
+	  To compile this driver as a module, choose
+	  M here: the module will be called samsung-laptop.

drivers/staging/samsung-laptop/Makefile

+obj-$(CONFIG_SAMSUNG_LAPTOP)	+= samsung-laptop.o