ACPI: add support for configfs

[linux-2.6-block.git] / drivers / acpi / Kconfig

diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig
index b7e2e776397d8384dd6459c0a9e9f94b097c113f..b420e5dd8a56921c6af9aed2575d984d1ba42b45 100644 (file)
--- a/drivers/acpi/Kconfig
+++ b/drivers/acpi/Kconfig
@@ -311,9 +311,12 @@ config ACPI_CUSTOM_DSDT
        bool
        default ACPI_CUSTOM_DSDT_FILE != ""
 
+config ARCH_HAS_ACPI_TABLE_UPGRADE
+       def_bool n
+
 config ACPI_TABLE_UPGRADE
        bool "Allow upgrading ACPI tables via initrd"
-       depends on BLK_DEV_INITRD && X86
+       depends on BLK_DEV_INITRD && ARCH_HAS_ACPI_TABLE_UPGRADE
        default y
        help
          This option provides functionality to upgrade arbitrary ACPI tables
@@ -521,4 +524,12 @@ config XPOWER_PMIC_OPREGION
 
 endif
 
+config ACPI_CONFIGFS
+       tristate "ACPI configfs support"
+       select CONFIGFS_FS
+       help
+         Select this option to enable support for ACPI configuration from
+         userspace. The configurable ACPI groups will be visible under
+         /config/acpi, assuming configfs is mounted under /config.
+
 endif  # ACPI