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-rw-r--r--drivers/acpi/Kconfig1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig
index 0f9d4be..bc58a3b 100644
--- a/drivers/acpi/Kconfig
+++ b/drivers/acpi/Kconfig
@@ -200,6 +200,7 @@ config ACPI_ASUS
config ACPI_IBM
tristate "IBM ThinkPad Laptop Extras"
depends on X86
+ select BACKLIGHT_CLASS_DEVICE
---help---
This is a Linux ACPI driver for the IBM ThinkPad laptops. It adds
support for Fn-Fx key combinations, Bluetooth control, video
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