linux-kernel - [PATCH v16 6/9] platform/x86: asus-armoury: add screen auto-brightness toggle

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Message-ID: <20251030130320.1287122-7-denis.benato@linux.dev>
Date: Thu, 30 Oct 2025 14:03:17 +0100
From: Denis Benato <denis.benato@...ux.dev>
To: linux-kernel@...r.kernel.org
Cc: platform-driver-x86@...r.kernel.org,
	"Hans de Goede" <hdegoede@...hat.com>,
	Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>,
	"Limonciello, Mario" <mario.limonciello@....com>,
	"Luke D . Jones" <luke@...nes.dev>,
	"Alok Tiwari" <alok.a.tiwari@...cle.com>,
	"Derek John Clark" <derekjohn.clark@...il.com>,
	"Mateusz Schyboll" <dragonn@...pl>,
	"Denis Benato" <benato.denis96@...il.com>,
	porfet828@...il.com,
	Denis Benato <denis.benato@...ux.dev>
Subject: [PATCH v16 6/9] platform/x86: asus-armoury: add screen auto-brightness toggle

From: "Luke D. Jones" <luke@...nes.dev>

Add screen_auto_brightness toggle supported on some laptops.

Signed-off-by: Denis Benato <denis.benato@...ux.dev>
Signed-off-by: Luke D. Jones <luke@...nes.dev>
Reviewed-by: Mario Limonciello <mario.limonciello@....com>
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
---
 drivers/platform/x86/asus-armoury.c        | 4 ++++
 include/linux/platform_data/x86/asus-wmi.h | 1 +
 2 files changed, 5 insertions(+)

diff --git a/drivers/platform/x86/asus-armoury.c b/drivers/platform/x86/asus-armoury.c
index 1b34c929a0b4..63579034756a 100644
--- a/drivers/platform/x86/asus-armoury.c
+++ b/drivers/platform/x86/asus-armoury.c
@@ -968,6 +968,9 @@ ASUS_ATTR_GROUP_BOOL_RW(panel_od, "panel_overdrive", ASUS_WMI_DEVID_PANEL_OD,
 			"Set the panel refresh overdrive");
 ASUS_ATTR_GROUP_BOOL_RW(panel_hd_mode, "panel_hd_mode", ASUS_WMI_DEVID_PANEL_HD,
 			"Set the panel HD mode to UHD<0> or FHD<1>");
+ASUS_ATTR_GROUP_BOOL_RW(screen_auto_brightness, "screen_auto_brightness",
+			ASUS_WMI_DEVID_SCREEN_AUTO_BRIGHTNESS,
+			"Set the panel brightness to Off<0> or On<1>");
 ASUS_ATTR_GROUP_BOOL_RO(egpu_connected, "egpu_connected", ASUS_WMI_DEVID_EGPU_CONNECTED,
 			"Show the eGPU connection status");
 
@@ -985,6 +988,7 @@ static const struct asus_attr_group armoury_attr_groups[] = {
 	{ &mcu_powersave_attr_group, ASUS_WMI_DEVID_MCU_POWERSAVE },
 	{ &panel_od_attr_group, ASUS_WMI_DEVID_PANEL_OD },
 	{ &panel_hd_mode_attr_group, ASUS_WMI_DEVID_PANEL_HD },
+	{ &screen_auto_brightness_attr_group, ASUS_WMI_DEVID_SCREEN_AUTO_BRIGHTNESS },
 };
 
 static int asus_fw_attr_add(void)
diff --git a/include/linux/platform_data/x86/asus-wmi.h b/include/linux/platform_data/x86/asus-wmi.h
index 9a79dae97adf..260796fee301 100644
--- a/include/linux/platform_data/x86/asus-wmi.h
+++ b/include/linux/platform_data/x86/asus-wmi.h
@@ -83,6 +83,7 @@
 #define ASUS_WMI_DEVID_LID_FLIP_ROG	0x00060077
 #define ASUS_WMI_DEVID_MINI_LED_MODE	0x0005001E
 #define ASUS_WMI_DEVID_MINI_LED_MODE2	0x0005002E
+#define ASUS_WMI_DEVID_SCREEN_AUTO_BRIGHTNESS	0x0005002A
 
 /* Storage */
 #define ASUS_WMI_DEVID_CARDREADER	0x00080013
-- 
2.51.2