From 06e526f49b7a8280c62710265b699254a7cf3344 Mon Sep 17 00:00:00 2001
From: Yu Ning <yu.ning@intel.com>
Date: Mon, 4 Jun 2018 14:08:21 -0700
Subject: [PATCH] staging: goldfish: Enable ACPI-based enumeration for goldfish
 audio

Add an ACPI id to make goldfish audio to support ACPI enumeration.

Signed-off-by: Yu Ning <yu.ning@intel.com>
Signed-off-by: Roman Kiryanov <rkir@google.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 drivers/staging/goldfish/goldfish_audio.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/drivers/staging/goldfish/goldfish_audio.c b/drivers/staging/goldfish/goldfish_audio.c
index 3a4715cd362b..14e962ddfc3d 100644
--- a/drivers/staging/goldfish/goldfish_audio.c
+++ b/drivers/staging/goldfish/goldfish_audio.c
@@ -28,6 +28,7 @@
 #include <linux/uaccess.h>
 #include <linux/slab.h>
 #include <linux/goldfish.h>
+#include <linux/acpi.h>
 
 MODULE_AUTHOR("Google, Inc.");
 MODULE_DESCRIPTION("Android QEMU Audio Driver");
@@ -365,12 +366,21 @@ static const struct of_device_id goldfish_audio_of_match[] = {
 };
 MODULE_DEVICE_TABLE(of, goldfish_audio_of_match);
 
+#ifdef CONFIG_ACPI
+static const struct acpi_device_id goldfish_audio_acpi_match[] = {
+	{ "GFSH0005", 0 },
+	{ },
+};
+MODULE_DEVICE_TABLE(acpi, goldfish_audio_acpi_match);
+#endif
+
 static struct platform_driver goldfish_audio_driver = {
 	.probe		= goldfish_audio_probe,
 	.remove		= goldfish_audio_remove,
 	.driver = {
 		.name = "goldfish_audio",
 		.of_match_table = goldfish_audio_of_match,
+		.acpi_match_table = ACPI_PTR(goldfish_audio_acpi_match),
 	}
 };