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Fix touchbar backlight unable to initialise on boot

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This commit is contained in:
Aditya Garg
2024-12-31 22:38:35 +05:30
parent 75417473d8
commit 7a48a744e1
1 changed files with 20 additions and 7 deletions
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1018-HID-hid-appletb-kbd-add-support-for-automatic-bright.patch
+20 -7
View File
@@ -1,4 +1,4 @@
From b347b70f1f862b8eaddbe8a6832c2aa99b881650 Mon Sep 17 00:00:00 2001
From fb310a1f5dabf18a559b1368d5cf5ce33b30924e Mon Sep 17 00:00:00 2001
From: Aditya Garg <gargaditya08@live.com>
Date: Sun, 29 Dec 2024 12:36:09 +0530
Subject: [PATCH 4/4] HID: hid-appletb-kbd: add support for automatic
@@ -11,24 +11,27 @@ implements the same functionality.
Signed-off-by: Aditya Garg <gargaditya08@live.com>
---
drivers/hid/Kconfig | 1 +
drivers/hid/hid-appletb-kbd.c | 80 +++++++++++++++++++++++++++++++++--
2 files changed, 77 insertions(+), 4 deletions(-)
drivers/hid/Kconfig | 2 +
drivers/hid/hid-appletb-kbd.c | 83 +++++++++++++++++++++++++++++++++--
2 files changed, 81 insertions(+), 4 deletions(-)
diff --git a/drivers/hid/Kconfig b/drivers/hid/Kconfig
index 5b16bfadc..9b183633f 100644
index 5b16bfadc..4dadf42a2 100644
--- a/drivers/hid/Kconfig
+++ b/drivers/hid/Kconfig
@@ -161,6 +161,7 @@ config HID_APPLETB_BL
@@ -161,8 +161,10 @@ config HID_APPLETB_BL
config HID_APPLETB_KBD
tristate "Apple Touch Bar Keyboard Mode"
depends on USB_HID
+ depends on BACKLIGHT_CLASS_DEVICE
depends on INPUT
select INPUT_SPARSEKMAP
+ select HID_APPLETB_BL
help
Say Y here if you want support for the keyboard mode (escape,
function, media and brightness keys) of Touch Bars on x86 MacBook
diff --git a/drivers/hid/hid-appletb-kbd.c b/drivers/hid/hid-appletb-kbd.c
index de5770500..ecc8c84f4 100644
index de5770500..fa28a691d 100644
--- a/drivers/hid/hid-appletb-kbd.c
+++ b/drivers/hid/hid-appletb-kbd.c
@@ -16,6 +16,8 @@
@@ -185,6 +188,16 @@ index de5770500..ecc8c84f4 100644
hid_hw_close(hdev);
hid_hw_stop(hdev);
@@ -425,6 +497,9 @@ static struct hid_driver appletb_kbd_hid_driver = {
};
module_hid_driver(appletb_kbd_hid_driver);
+/* The backlight driver should be loaded before the keyboard driver is initialised*/
+MODULE_SOFTDEP("pre: hid_appletb_bl");
+
MODULE_AUTHOR("Ronald Tschalär");
MODULE_AUTHOR("Kerem Karabay <kekrby@gmail.com>");
MODULE_DESCRIPTION("MacBookPro Touch Bar Keyboard Mode Driver");
--
2.43.0