linux-kernel - [PATCH] ACPI: Add AEST in ACPI Table Definitions

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Date:   Tue, 26 Oct 2021 16:52:57 +0900
From:   Shuuichirou Ishii <ishii.shuuichir@...itsu.com>
To:     rjw@...ysocki.net, lenb@...nel.org, linux-acpi@...r.kernel.org,
        linux-kernel@...r.kernel.org, robert.moore@...el.com,
        erik.kaneda@...el.com, rafael.j.wysocki@...el.com, devel@...ica.org
Cc:     ishii.shuuichir@...itsu.com
Subject: [PATCH] ACPI: Add AEST in ACPI Table Definitions

When We added AEST using the Upgrading ACPI tables via initrd function,
the kernel could not recognize the AEST, so We added AEST the ACPI table
definition.

Signed-off-by: Shuuichirou Ishii <ishii.shuuichir@...itsu.com>
---
 drivers/acpi/tables.c | 2 +-
 include/acpi/actbl2.h | 1 +
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/acpi/tables.c b/drivers/acpi/tables.c
index f9383736fa0f..ab0fb4c33e07 100644
--- a/drivers/acpi/tables.c
+++ b/drivers/acpi/tables.c
@@ -499,7 +499,7 @@ static const char table_sigs[][ACPI_NAMESEG_SIZE] __initconst = {
 	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_NHLT, ACPI_SIG_AEST };
 
 #define ACPI_HEADER_SIZE sizeof(struct acpi_table_header)
 
diff --git a/include/acpi/actbl2.h b/include/acpi/actbl2.h
index a47b32a5cbde..b586e40d4b86 100644
--- a/include/acpi/actbl2.h
+++ b/include/acpi/actbl2.h
@@ -48,6 +48,7 @@
 #define ACPI_SIG_SDEV           "SDEV"	/* Secure Devices table */
 #define ACPI_SIG_NHLT           "NHLT"	/* Non-HDAudio Link Table */
 #define ACPI_SIG_SVKL           "SVKL"	/* Storage Volume Key Location Table */
+#define ACPI_SIG_AEST           "AEST" /* Arm Error Source Table */
 
 /*
  * All tables must be byte-packed to match the ACPI specification, since
-- 
2.27.0