From: Holger Macht This is an updated version of the patch earlier sent which selects the right Kconfig option BACKLIGHT_DEVICE. Signed-off-by: Andrew Morton --- drivers/acpi/Kconfig | 2 +- 1 files changed, 1 insertion(+), 1 deletion(-) diff -puN drivers/acpi/Kconfig~add-support-for-the-generic-backlight-device-to-the-ibm-acpi-driver-fix drivers/acpi/Kconfig --- a/drivers/acpi/Kconfig~add-support-for-the-generic-backlight-device-to-the-ibm-acpi-driver-fix +++ a/drivers/acpi/Kconfig @@ -207,7 +207,7 @@ config ACPI_ASUS config ACPI_IBM tristate "IBM ThinkPad Laptop Extras" depends on X86 - select BACKLIGHT + select BACKLIGHT_DEVICE ---help--- This is a Linux ACPI driver for the IBM ThinkPad laptops. It adds support for Fn-Fx key combinations, Bluetooth control, video _