Pull platform-drivers into test branch

drivers/acpi/asus_acpi.c

drivers/acpi/ibm_acpi.c

drivers/acpi/toshiba_acpi.c

drivers/acpi/video.c

drivers/misc/msi-laptop.c

drivers/usb/misc/appledisplay.c

drivers/video/aty/aty128fb.c

drivers/video/aty/atyfb_base.c

drivers/video/aty/radeon_backlight.c

drivers/video/backlight/backlight.c

drivers/video/nvidia/nv_backlight.c

drivers/video/riva/fbdev.c

include/linux/backlight.h