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BPI-CM9-Linux/build/patch/kernel/archive/uefi-x86-6.12/1010-HID-multitouch-specify-that-Apple-Touch-Bar-is-direc.patch

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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Kerem Karabay <[email protected]>
Date: Tue, 27 May 2025 22:13:16 +0530
Subject: HID: multitouch: specify that Apple Touch Bar is direct
Currently the driver determines the device type based on the
application, but this value is not reliable on Apple Touch Bar, where
the application is HID_DG_TOUCHPAD even though this device is direct,
so add a quirk for the same.
Acked-by: Benjamin Tissoires <[email protected]>
Signed-off-by: Kerem Karabay <[email protected]>
Co-developed-by: Aditya Garg <[email protected]>
Signed-off-by: Aditya Garg <[email protected]>
---
drivers/hid/hid-multitouch.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c
index 111111111111..222222222222 100644
--- a/drivers/hid/hid-multitouch.c
+++ b/drivers/hid/hid-multitouch.c
@@ -1341,6 +1341,13 @@ static int mt_touch_input_configured(struct hid_device *hdev,
if (td->serial_maybe)
mt_post_parse_default_settings(td, app);
+ /*
+ * The application for Apple Touch Bars is HID_DG_TOUCHPAD,
+ * but these devices are direct.
+ */
+ if (cls->quirks & MT_QUIRK_APPLE_TOUCHBAR)
+ app->mt_flags |= INPUT_MT_DIRECT;
+
if (cls->is_indirect)
app->mt_flags |= INPUT_MT_POINTER;
--
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