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Upstream changes to touchbar backlight

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This commit is contained in:
Aditya Garg
2024-08-20 19:18:26 +05:30
committed by GitHub
parent 188c28039b
commit 9cbde6a1c1
1 changed files with 14 additions and 29 deletions
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1005-HID-hid-appletb-bl-add-driver-for-the-backlight-of-A.patch
+14 -29
View File
@@ -14,32 +14,16 @@ This driver is based on previous work done by Ronald Tschalär
<ronald@innovation.ch>.
Signed-off-by: Kerem Karabay <kekrby@gmail.com>
Co-developed-by: Aditya Garg <gargaditya08@live.com>
Signed-off-by: Aditya Garg <gargaditya08@live.com>
---
MAINTAINERS | 6 +
drivers/hid/Kconfig | 10 ++
drivers/hid/Makefile | 1 +
drivers/hid/hid-appletb-bl.c | 206 +++++++++++++++++++++++++++++++++++
drivers/hid/hid-appletb-bl.c | 207 +++++++++++++++++++++++++++++++++++
drivers/hid/hid-quirks.c | 4 +-
5 files changed, 226 insertions(+), 1 deletion(-)
4 files changed, 221 insertions(+), 1 deletion(-)
create mode 100644 drivers/hid/hid-appletb-bl.c
diff --git a/MAINTAINERS b/MAINTAINERS
index 8766f3e5e..ac27f41d4 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -9931,6 +9931,12 @@ F: include/linux/pm.h
F: include/linux/suspend.h
F: kernel/power/
+HID APPLE TOUCH BAR DRIVERS
+M: Kerem Karabay <kekrby@gmail.com>
+L: linux-input@vger.kernel.org
+S: Maintained
+F: drivers/hid/hid-appletb-*
+
HID CORE LAYER
M: Jiri Kosina <jikos@kernel.org>
M: Benjamin Tissoires <bentiss@kernel.org>
diff --git a/drivers/hid/Kconfig b/drivers/hid/Kconfig
index 08446c89e..4988c1fb2 100644
--- a/drivers/hid/Kconfig
@@ -75,10 +59,10 @@ index e40f1ddeb..1d825a474 100644
obj-$(CONFIG_HID_AUREAL) += hid-aureal.o
diff --git a/drivers/hid/hid-appletb-bl.c b/drivers/hid/hid-appletb-bl.c
new file mode 100644
index 000000000..00bbe45df
index 000000000..819157686
--- /dev/null
+++ b/drivers/hid/hid-appletb-bl.c
@@ -0,0 +1,206 @@
@@ -0,0 +1,207 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Apple Touch Bar Backlight Driver
@@ -91,6 +75,7 @@ index 000000000..00bbe45df
+
+#include <linux/hid.h>
+#include <linux/backlight.h>
+#include <linux/device.h>
+
+#include "hid-ids.h"
+
@@ -118,10 +103,10 @@ index 000000000..00bbe45df
+ bool full_on;
+};
+
+const u8 appletb_bl_brightness_map[] = {
+static const u8 appletb_bl_brightness_map[] = {
+ APPLETB_BL_OFF,
+ APPLETB_BL_DIM,
+ APPLETB_BL_ON
+ APPLETB_BL_ON,
+};
+
+static int appletb_bl_set_brightness(struct appletb_bl *bl, u8 brightness)
@@ -165,14 +150,14 @@ index 000000000..00bbe45df
+static int appletb_bl_update_status(struct backlight_device *bdev)
+{
+ struct appletb_bl *bl = bl_get_data(bdev);
+ u16 brightness;
+ u8 brightness;
+
+ if (bdev->props.state & BL_CORE_SUSPENDED)
+ brightness = 0;
+ if (backlight_is_blank(bdev))
+ brightness = APPLETB_BL_OFF;
+ else
+ brightness = backlight_get_brightness(bdev);
+ brightness = appletb_bl_brightness_map[backlight_get_brightness(bdev)];
+
+ return appletb_bl_set_brightness(bl, appletb_bl_brightness_map[brightness]);
+ return appletb_bl_set_brightness(bl, brightness);
+}
+
+static const struct backlight_ops appletb_bl_backlight_ops = {