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-rw-r--r--drivers/acpi/Kconfig13
1 files changed, 12 insertions, 1 deletions
diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig
index dd76b36c431f..5f6c76b79313 100644
--- 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