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-rw-r--r--arch/arm64/Kconfig1
-rw-r--r--arch/ia64/Kconfig1
-rw-r--r--arch/x86/Kconfig1
-rw-r--r--drivers/acpi/Kconfig8
4 files changed, 8 insertions, 3 deletions
diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
index e2823362c324..27fd50e86dfe 100644
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig
@@ -1262,6 +1262,7 @@ config EFI
bool "UEFI runtime support"
depends on OF && !CPU_BIG_ENDIAN
depends on KERNEL_MODE_NEON
+ select ARCH_SUPPORTS_ACPI
select LIBFDT
select UCS2_STRING
select EFI_PARAMS_FROM_FDT
diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig
index ff861420b8f5..02eb68d5d1c0 100644
--- a/arch/ia64/Kconfig
+++ b/arch/ia64/Kconfig
@@ -16,6 +16,7 @@ config IA64
select ARCH_MIGHT_HAVE_PC_SERIO
select PCI if (!IA64_HP_SIM)
select ACPI if (!IA64_HP_SIM)
+ select ARCH_SUPPORTS_ACPI if (!IA64_HP_SIM)
select ACPI_SYSTEM_POWER_STATES_SUPPORT if ACPI
select ARCH_MIGHT_HAVE_ACPI_PDC if ACPI
select HAVE_UNSTABLE_SCHED_CLOCK
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index f1dbb4ee19d7..ee99f5296570 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -75,6 +75,7 @@ config X86
select ARCH_MIGHT_HAVE_ACPI_PDC if ACPI
select ARCH_MIGHT_HAVE_PC_PARPORT
select ARCH_MIGHT_HAVE_PC_SERIO
+ select ARCH_SUPPORTS_ACPI
select ARCH_SUPPORTS_ATOMIC_RMW
select ARCH_SUPPORTS_NUMA_BALANCING if X86_64
select ARCH_USE_BUILTIN_BSWAP
diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig
index 15ab1daaa808..4a46344bf0e3 100644
--- a/drivers/acpi/Kconfig
+++ b/drivers/acpi/Kconfig
@@ -5,11 +5,10 @@
menuconfig ACPI
bool "ACPI (Advanced Configuration and Power Interface) Support"
- depends on !IA64_HP_SIM
- depends on IA64 || X86 || (ARM64 && EFI)
+ depends on ARCH_SUPPORTS_ACPI
depends on PCI
select PNP
- default y if (IA64 || X86)
+ default y if X86
help
Advanced Configuration and Power Interface (ACPI) support for
Linux requires an ACPI-compliant platform (hardware/firmware),
@@ -41,6 +40,9 @@ menuconfig ACPI
<http://www.acpi.info>
<http://www.uefi.org/acpi/specs>
+config ARCH_SUPPORTS_ACPI
+ bool
+
if ACPI
config ACPI_LEGACY_TABLES_LOOKUP