linux-kernel - [PATCH 18/19] ACPICA: iASL/NHLT table: "Specific Data" field support

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Message-ID: <2099074.Icojqenx9y@kreacher>
Date:   Wed, 22 Dec 2021 17:37:56 +0100
From:   "Rafael J. Wysocki" <rjw@...ysocki.net>
To:     Linux ACPI <linux-acpi@...r.kernel.org>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        Bob Moore <robert.moore@...el.com>
Subject: [PATCH 18/19] ACPICA: iASL/NHLT table: "Specific Data" field support

From: Bob Moore <robert.moore@...el.com>

ACPICA commit 26f8c721fb01e4a26eec8c85dffcbe950d5e61a9

Add support for optional "Specific Data" field for the optional
Linux-specific structure that appears at the end of an Endpoint
Descriptor.

Link: https://github.com/acpica/acpica/commit/26f8c721
Signed-off-by: Bob Moore <robert.moore@...el.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@...el.com>
---
 include/acpi/actbl2.h | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/include/acpi/actbl2.h b/include/acpi/actbl2.h
index 5aba84a0d5dd..52d3a2270b78 100644
--- a/include/acpi/actbl2.h
+++ b/include/acpi/actbl2.h
@@ -1703,7 +1703,10 @@ struct acpi_nhlt_linux_specific_data {
 	u8 device_id[16];
 	u8 device_instance_id;
 	u8 device_port_id;
-	u8 filler[18];
+};
+
+struct acpi_nhlt_linux_specific_data_b {
+	u8 specific_data[18];
 };
 
 struct acpi_nhlt_table_terminator {
-- 
2.26.2