linux-kernel - [PATCH] acpi video: force native for some T2 macbooks

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Message-ID: <3DA0EAE3-9EB7-492B-96FC-988503BBDCCC@live.com>
Date: Fri, 5 Jul 2024 13:56:24 +0000
From: Aditya Garg <gargaditya08@...e.com>
To: Hans de Goede <hdegoede@...hat.com>, Lukas Wunner <lukas@...ner.de>,
	"Rafael J . Wysocki" <rafael@...nel.org>, Len Brown <lenb@...nel.org>
CC: "linux-acpi@...r.kernel.org" <linux-acpi@...r.kernel.org>, Linux Kernel
 Mailing List <linux-kernel@...r.kernel.org>, Orlando Chamberlain
	<orlandoch.dev@...il.com>
Subject: [PATCH] acpi video: force native for some T2 macbooks

From: Orlando Chamberlain <orlandoch.dev@...il.com>

The intel backlight is needed for these, previously users had nothing in
/sys/class/backlight.

Signed-off-by: Orlando Chamberlain <orlandoch.dev@...il.com>
Signed-off-by: Aditya Garg <gargaditya08@...e.com>
---
 drivers/acpi/video_detect.c | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/drivers/acpi/video_detect.c b/drivers/acpi/video_detect.c
index 442396f6ed1f..baf7264d7b94 100644
--- a/drivers/acpi/video_detect.c
+++ b/drivers/acpi/video_detect.c
@@ -513,6 +513,14 @@ static const struct dmi_system_id video_detect_dmi_table[] = {
 		DMI_MATCH(DMI_PRODUCT_NAME, "iMac12,2"),
 		},
 	},
+	{
+	 .callback = video_detect_force_native,
+	 /* Apple MacBook Air 9,1 */
+	 .matches = {
+		DMI_MATCH(DMI_SYS_VENDOR, "Apple Inc."),
+		DMI_MATCH(DMI_PRODUCT_NAME, "MacBookAir9,1"),
+		},
+	},
 	{
 	 /* https://bugzilla.redhat.com/show_bug.cgi?id=1217249 */
 	 .callback = video_detect_force_native,
@@ -522,6 +530,14 @@ static const struct dmi_system_id video_detect_dmi_table[] = {
 		DMI_MATCH(DMI_PRODUCT_NAME, "MacBookPro12,1"),
 		},
 	},
+	{
+	 .callback = video_detect_force_native,
+	 /* Apple MacBook Pro 16,2 */
+	 .matches = {
+		DMI_MATCH(DMI_SYS_VENDOR, "Apple Inc."),
+		DMI_MATCH(DMI_PRODUCT_NAME, "MacBookPro16,2"),
+		},
+	},
 	{
 	 .callback = video_detect_force_native,
 	 /* Dell Inspiron N4010 */
-- 
2.42.1