sony_acpi: Add backlight support to the sony_acpi

[powerpc.git] / drivers / acpi / Kconfig

diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig
index 0f9d4be..364e6fe 100644 (file)
--- a/drivers/acpi/Kconfig
+++ b/drivers/acpi/Kconfig
@@ -11,7 +11,7 @@ config ACPI
        bool "ACPI Support"
        depends on IA64 || X86
        depends on PCI
-       select PM
+       depends on PM
        default y
        ---help---
          Advanced Configuration and Power Interface (ACPI) support for 
@@ -97,6 +97,7 @@ config ACPI_BATTERY
 
 config ACPI_BUTTON
        tristate "Button"
+       depends on INPUT
        default y
        help
          This driver handles events on the power, sleep and lid buttons.
@@ -172,6 +173,7 @@ config ACPI_NUMA
 config ACPI_ASUS
         tristate "ASUS/Medion Laptop Extras"
        depends on X86
+       select BACKLIGHT_CLASS_DEVICE
         ---help---
           This driver provides support for extra features of ACPI-compatible
           ASUS laptops. As some of Medion laptops are made by ASUS, it may also
@@ -200,6 +202,7 @@ 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
@@ -225,6 +228,7 @@ config ACPI_IBM_DOCK
 config ACPI_TOSHIBA
        tristate "Toshiba Laptop Extras"
        depends on X86
+       select BACKLIGHT_CLASS_DEVICE
        ---help---
          This driver adds support for access to certain system settings
          on "legacy free" Toshiba laptops.  These laptops can be recognized by
@@ -248,6 +252,21 @@ config ACPI_TOSHIBA
          If you have a legacy free Toshiba laptop (such as the Libretto L1
          series), say Y.
 
+config ACPI_SONY
+       tristate "Sony Laptop Extras"
+       depends on X86 && ACPI
+       select BACKLIGHT_CLASS_DEVICE
+       default m
+         ---help---
+         This mini-driver drives the ACPI SNC device present in the
+         ACPI BIOS of the Sony Vaio laptops.
+
+         It gives access to some extra laptop functionalities. In
+         its current form, the only thing this driver does is letting
+         the user set or query the screen brightness.
+
+         Read <file:Documentation/acpi/sony_acpi.txt> for more information.
+
 config ACPI_CUSTOM_DSDT
        bool "Include Custom DSDT"
        depends on !STANDALONE