[PATCH v8 6/8] platform/x86: asus-armoury: add screen auto-brightness toggle

From: Luke Jones
Date: Wed Mar 19 2025 - 03:00:57 EST


Add screen_auto_brightness toggle supported on some laptops.

Signed-off-by: Luke D. Jones <luke@xxxxxxxxxx>
---
drivers/platform/x86/asus-armoury.c | 3 +++
include/linux/platform_data/x86/asus-wmi.h | 1 +
2 files changed, 4 insertions(+)

diff --git a/drivers/platform/x86/asus-armoury.c b/drivers/platform/x86/asus-armoury.c
index b36e19b9d2bf..802c304e2ebc 100644
--- a/drivers/platform/x86/asus-armoury.c
+++ b/drivers/platform/x86/asus-armoury.c
@@ -752,6 +752,9 @@ ATTR_GROUP_BOOL_RW(panel_od, "panel_overdrive", ASUS_WMI_DEVID_PANEL_OD,
"Set the panel refresh overdrive");
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>");
+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>");
ATTR_GROUP_BOOL_RO(egpu_connected, "egpu_connected", ASUS_WMI_DEVID_EGPU_CONNECTED,
"Show the eGPU connection status");

diff --git a/include/linux/platform_data/x86/asus-wmi.h b/include/linux/platform_data/x86/asus-wmi.h
index e735f35b423c..92fea0710ada 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
--
2.49.0