diff options
| author | Kerem Karabay <kekrby@gmail.com> | 2025-05-27 22:13:17 +0530 |
|---|---|---|
| committer | Jiri Kosina <jkosina@suse.com> | 2025-06-11 11:25:26 +0200 |
| commit | 2c31ec923c323229566d799267000f8123af4449 (patch) | |
| tree | 45b28fd75f0ca1c469d52ac7063435dcab414a91 | |
| parent | 45ca23c5ee8b2b3074377fecc92fa72aa595f7c9 (diff) | |
HID: multitouch: add device ID for Apple Touch Bar
This patch adds the device ID of Apple Touch Bar found on x86 MacBook Pros
to the hid-multitouch driver.
Note that this is device ID is for T2 Macs. Testing on T1 Macs would be
appreciated.
Signed-off-by: Kerem Karabay <kekrby@gmail.com>
Co-developed-by: Aditya Garg <gargaditya08@live.com>
Signed-off-by: Aditya Garg <gargaditya08@live.com>
Signed-off-by: Jiri Kosina <jkosina@suse.com>
| -rw-r--r-- | drivers/hid/Kconfig | 1 | ||||
| -rw-r--r-- | drivers/hid/hid-multitouch.c | 17 |
2 files changed, 18 insertions, 0 deletions
diff --git a/drivers/hid/Kconfig b/drivers/hid/Kconfig index 43859fc75747..a57901203aeb 100644 --- a/drivers/hid/Kconfig +++ b/drivers/hid/Kconfig @@ -771,6 +771,7 @@ config HID_MULTITOUCH Say Y here if you have one of the following devices: - 3M PCT touch screens - ActionStar dual touch panels + - Apple Touch Bar on x86 MacBook Pros - Atmel panels - Cando dual touch panels - Chunghwa panels diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c index 31b88eb43527..6ab838c36cad 100644 --- a/drivers/hid/hid-multitouch.c +++ b/drivers/hid/hid-multitouch.c @@ -221,6 +221,7 @@ static void mt_post_parse(struct mt_device *td, struct mt_application *app); #define MT_CLS_GOOGLE 0x0111 #define MT_CLS_RAZER_BLADE_STEALTH 0x0112 #define MT_CLS_SMART_TECH 0x0113 +#define MT_CLS_APPLE_TOUCHBAR 0x0114 #define MT_CLS_SIS 0x0457 #define MT_DEFAULT_MAXCONTACT 10 @@ -406,6 +407,12 @@ static const struct mt_class mt_classes[] = { MT_QUIRK_CONTACT_CNT_ACCURATE | MT_QUIRK_SEPARATE_APP_REPORT, }, + { .name = MT_CLS_APPLE_TOUCHBAR, + .quirks = MT_QUIRK_HOVERING | + MT_QUIRK_SLOT_IS_CONTACTID_MINUS_ONE | + MT_QUIRK_APPLE_TOUCHBAR, + .maxcontacts = 11, + }, { .name = MT_CLS_SIS, .quirks = MT_QUIRK_NOT_SEEN_MEANS_UP | MT_QUIRK_ALWAYS_VALID | @@ -1858,6 +1865,11 @@ static int mt_probe(struct hid_device *hdev, const struct hid_device_id *id) if (ret != 0) return ret; + if (mtclass->name == MT_CLS_APPLE_TOUCHBAR && + !hid_find_field(hdev, HID_INPUT_REPORT, + HID_DG_TOUCHPAD, HID_DG_TRANSDUCER_INDEX)) + return -ENODEV; + if (mtclass->quirks & MT_QUIRK_FIX_CONST_CONTACT_ID) mt_fix_const_fields(hdev, HID_DG_CONTACTID); @@ -2349,6 +2361,11 @@ static const struct hid_device_id mt_devices[] = { MT_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_CSR2) }, + /* Apple Touch Bar */ + { .driver_data = MT_CLS_APPLE_TOUCHBAR, + HID_USB_DEVICE(USB_VENDOR_ID_APPLE, + USB_DEVICE_ID_APPLE_TOUCHBAR_DISPLAY) }, + /* Google MT devices */ { .driver_data = MT_CLS_GOOGLE, HID_DEVICE(HID_BUS_ANY, HID_GROUP_ANY, USB_VENDOR_ID_GOOGLE, |