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Subject[PATCH] ACPI: Kconfig: Provide help text for the ACPI_PRMT option
Date
From: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

Add missing help text for CONFIG_ACPI_PRMT.

Fixes: cefc7ca46235 ("ACPI: PRM: implement OperationRegion handler for the PlatformRtMechanism subtype")
Reported-by: Borislav Petkov <bp@alien8.de>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
---
drivers/acpi/Kconfig | 10 ++++++++++
1 file changed, 10 insertions(+)

Index: linux-pm/drivers/acpi/Kconfig
===================================================================
--- linux-pm.orig/drivers/acpi/Kconfig
+++ linux-pm/drivers/acpi/Kconfig
@@ -548,3 +548,13 @@ config ACPI_PRMT
bool "Platform Runtime Mechanism Support"
depends on EFI && X86_64
default y
+ help
+ Platform Runtime Mechanism (PRM) is a firmware interface exposing a
+ set of binary executables that can be called from the AML interpreter
+ or directly from device drivers.
+
+ Say Y to enable the AML interpreter to execute the PRM code.
+
+ While this feature is optional in principle, leaving it out may
+ substantially increase computational overhead related to the
+ initialization of some server systems.


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