From: Ilkka Koskinen <ilkka@os.amperecomputing.com>
Date: Tue, 8 Mar 2022 18:07:49 -0800
Subject: ACPI: tables: Add AGDI to the list of known table signatures
Patch-mainline: v5.18-rc1
Git-commit: e86801b0ff1c5c6d1f78232f7e3b52c0b0631560
References: jsc#PED-1408

Add AGDI to the list of known ACPI table signatures to allow the
kernel to recognize it when upgrading tables via initrd.

Signed-off-by: Ilkka Koskinen <ilkka@os.amperecomputing.com>
Reviewed-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Acked-by: Lee, Chun-Yi <jlee@suse.com>
---
 drivers/acpi/tables.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/acpi/tables.c
+++ b/drivers/acpi/tables.c
@@ -544,7 +544,7 @@ static const char table_sigs[][ACPI_NAME
 	ACPI_SIG_WDDT, ACPI_SIG_WDRT, ACPI_SIG_DSDT, ACPI_SIG_FADT,
 	ACPI_SIG_PSDT, ACPI_SIG_RSDT, ACPI_SIG_XSDT, ACPI_SIG_SSDT,
 	ACPI_SIG_IORT, ACPI_SIG_NFIT, ACPI_SIG_HMAT, ACPI_SIG_PPTT,
-	ACPI_SIG_NHLT, ACPI_SIG_AEST, ACPI_SIG_CEDT };
+	ACPI_SIG_NHLT, ACPI_SIG_AEST, ACPI_SIG_CEDT, ACPI_SIG_AGDI };
 
 #define ACPI_HEADER_SIZE sizeof(struct acpi_table_header)