From: Bob Moore <robert.moore@intel.com>
Date: Mon, 11 Apr 2022 21:00:45 +0200
Subject: ACPICA: iASL/MADT: Add OEM-defined subtable
Patch-mainline: v5.19-rc1
Git-commit: da6a9bbedc79c49ba94a6ca746580a9b43931641
References: jsc#PED-1408
ACPICA commit 4450b89b596a2b54b0cdfe2357b49a63445c2e03
Adds support for the "reserved for OEM use" subtable (types 0x80 to 0xFF).
Link: https://github.com/acpica/acpica/commit/4450b89b
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Acked-by: Lee, Chun-Yi <jlee@suse.com>
---
include/acpi/actbl2.h | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)
--- a/include/acpi/actbl2.h
+++ b/include/acpi/actbl2.h
@@ -842,7 +842,8 @@ enum acpi_madt_type {
ACPI_MADT_TYPE_GENERIC_REDISTRIBUTOR = 14,
ACPI_MADT_TYPE_GENERIC_TRANSLATOR = 15,
ACPI_MADT_TYPE_MULTIPROC_WAKEUP = 16,
- ACPI_MADT_TYPE_RESERVED = 17 /* 17 and greater are reserved */
+ ACPI_MADT_TYPE_RESERVED = 17, /* 17 to 0x7F are reserved */
+ ACPI_MADT_TYPE_OEM_RESERVED = 0x80 /* 0x80 to 0xFF are reserved for OEM use */
};
/*
@@ -1072,6 +1073,12 @@ struct acpi_madt_multiproc_wakeup_mailbo
#define ACPI_MP_WAKE_COMMAND_WAKEUP 1
+/* 17: OEM data */
+
+struct acpi_madt_oem_data {
+ u8 oem_data[0];
+};
+
/*
* Common flags fields for MADT subtables
*/