From: Callahan Kovacs callahankovacs@gmail.com
[ Upstream commit 87a2f10395c82c2b4687bb8611a6c5663a12f9e7 ]
Adds driver support for the USB-C model of Apple's Magic Trackpad 2.
The 2024 USB-C model is compatible with the existing Magic Trackpad 2 driver but has a different hardware ID.
Link: https://bugzilla.kernel.org/show_bug.cgi?id=219470 Signed-off-by: Callahan Kovacs callahankovacs@gmail.com Signed-off-by: Jiri Kosina jkosina@suse.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/hid/hid-ids.h | 1 + drivers/hid/hid-magicmouse.c | 56 ++++++++++++++++++++++++++---------- 2 files changed, 42 insertions(+), 15 deletions(-)
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h index 1a05e22685895..f16940f3d93d4 100644 --- a/drivers/hid/hid-ids.h +++ b/drivers/hid/hid-ids.h @@ -94,6 +94,7 @@ #define USB_DEVICE_ID_APPLE_MAGICMOUSE2 0x0269 #define USB_DEVICE_ID_APPLE_MAGICTRACKPAD 0x030e #define USB_DEVICE_ID_APPLE_MAGICTRACKPAD2 0x0265 +#define USB_DEVICE_ID_APPLE_MAGICTRACKPAD2_USBC 0x0324 #define USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI 0x020e #define USB_DEVICE_ID_APPLE_FOUNTAIN_ISO 0x020f #define USB_DEVICE_ID_APPLE_GEYSER_ANSI 0x0214 diff --git a/drivers/hid/hid-magicmouse.c b/drivers/hid/hid-magicmouse.c index c9c968d4b36a3..9bb8daf7f7860 100644 --- a/drivers/hid/hid-magicmouse.c +++ b/drivers/hid/hid-magicmouse.c @@ -224,7 +224,9 @@ static void magicmouse_emit_touch(struct magicmouse_sc *msc, int raw_id, u8 *tda touch_minor = tdata[4]; state = tdata[7] & TOUCH_STATE_MASK; down = state != TOUCH_STATE_NONE; - } else if (input->id.product == USB_DEVICE_ID_APPLE_MAGICTRACKPAD2) { + } else if (input->id.product == USB_DEVICE_ID_APPLE_MAGICTRACKPAD2 || + input->id.product == + USB_DEVICE_ID_APPLE_MAGICTRACKPAD2_USBC) { id = tdata[8] & 0xf; x = (tdata[1] << 27 | tdata[0] << 19) >> 19; y = -((tdata[3] << 30 | tdata[2] << 22 | tdata[1] << 14) >> 19); @@ -256,8 +258,9 @@ static void magicmouse_emit_touch(struct magicmouse_sc *msc, int raw_id, u8 *tda /* If requested, emulate a scroll wheel by detecting small * vertical touch motions. */ - if (emulate_scroll_wheel && (input->id.product != - USB_DEVICE_ID_APPLE_MAGICTRACKPAD2)) { + if (emulate_scroll_wheel && + input->id.product != USB_DEVICE_ID_APPLE_MAGICTRACKPAD2 && + input->id.product != USB_DEVICE_ID_APPLE_MAGICTRACKPAD2_USBC) { unsigned long now = jiffies; int step_x = msc->touches[id].scroll_x - x; int step_y = msc->touches[id].scroll_y - y; @@ -356,7 +359,9 @@ static void magicmouse_emit_touch(struct magicmouse_sc *msc, int raw_id, u8 *tda input_report_abs(input, ABS_MT_POSITION_X, x); input_report_abs(input, ABS_MT_POSITION_Y, y);
- if (input->id.product == USB_DEVICE_ID_APPLE_MAGICTRACKPAD2) + if (input->id.product == USB_DEVICE_ID_APPLE_MAGICTRACKPAD2 || + input->id.product == + USB_DEVICE_ID_APPLE_MAGICTRACKPAD2_USBC) input_report_abs(input, ABS_MT_PRESSURE, pressure);
if (report_undeciphered) { @@ -364,7 +369,9 @@ static void magicmouse_emit_touch(struct magicmouse_sc *msc, int raw_id, u8 *tda input->id.product == USB_DEVICE_ID_APPLE_MAGICMOUSE2) input_event(input, EV_MSC, MSC_RAW, tdata[7]); else if (input->id.product != - USB_DEVICE_ID_APPLE_MAGICTRACKPAD2) + USB_DEVICE_ID_APPLE_MAGICTRACKPAD2 && + input->id.product != + USB_DEVICE_ID_APPLE_MAGICTRACKPAD2_USBC) input_event(input, EV_MSC, MSC_RAW, tdata[8]); } } @@ -490,7 +497,9 @@ static int magicmouse_raw_event(struct hid_device *hdev, magicmouse_emit_buttons(msc, clicks & 3); input_report_rel(input, REL_X, x); input_report_rel(input, REL_Y, y); - } else if (input->id.product == USB_DEVICE_ID_APPLE_MAGICTRACKPAD2) { + } else if (input->id.product == USB_DEVICE_ID_APPLE_MAGICTRACKPAD2 || + input->id.product == + USB_DEVICE_ID_APPLE_MAGICTRACKPAD2_USBC) { input_mt_sync_frame(input); input_report_key(input, BTN_MOUSE, clicks & 1); } else { /* USB_DEVICE_ID_APPLE_MAGICTRACKPAD */ @@ -542,7 +551,9 @@ static int magicmouse_setup_input(struct input_dev *input, struct hid_device *hd __set_bit(REL_WHEEL_HI_RES, input->relbit); __set_bit(REL_HWHEEL_HI_RES, input->relbit); } - } else if (input->id.product == USB_DEVICE_ID_APPLE_MAGICTRACKPAD2) { + } else if (input->id.product == USB_DEVICE_ID_APPLE_MAGICTRACKPAD2 || + input->id.product == + USB_DEVICE_ID_APPLE_MAGICTRACKPAD2_USBC) { /* If the trackpad has been connected to a Mac, the name is * automatically personalized, e.g., "José Expósito's Trackpad". * When connected through Bluetooth, the personalized name is @@ -618,7 +629,9 @@ static int magicmouse_setup_input(struct input_dev *input, struct hid_device *hd MOUSE_RES_X); input_abs_set_res(input, ABS_MT_POSITION_Y, MOUSE_RES_Y); - } else if (input->id.product == USB_DEVICE_ID_APPLE_MAGICTRACKPAD2) { + } else if (input->id.product == USB_DEVICE_ID_APPLE_MAGICTRACKPAD2 || + input->id.product == + USB_DEVICE_ID_APPLE_MAGICTRACKPAD2_USBC) { input_set_abs_params(input, ABS_MT_PRESSURE, 0, 253, 0, 0); input_set_abs_params(input, ABS_PRESSURE, 0, 253, 0, 0); input_set_abs_params(input, ABS_MT_ORIENTATION, -3, 4, 0, 0); @@ -657,7 +670,8 @@ static int magicmouse_setup_input(struct input_dev *input, struct hid_device *hd input_set_events_per_packet(input, 60);
if (report_undeciphered && - input->id.product != USB_DEVICE_ID_APPLE_MAGICTRACKPAD2) { + input->id.product != USB_DEVICE_ID_APPLE_MAGICTRACKPAD2 && + input->id.product != USB_DEVICE_ID_APPLE_MAGICTRACKPAD2_USBC) { __set_bit(EV_MSC, input->evbit); __set_bit(MSC_RAW, input->mscbit); } @@ -682,7 +696,9 @@ static int magicmouse_input_mapping(struct hid_device *hdev,
/* Magic Trackpad does not give relative data after switching to MT */ if ((hi->input->id.product == USB_DEVICE_ID_APPLE_MAGICTRACKPAD || - hi->input->id.product == USB_DEVICE_ID_APPLE_MAGICTRACKPAD2) && + hi->input->id.product == USB_DEVICE_ID_APPLE_MAGICTRACKPAD2 || + hi->input->id.product == + USB_DEVICE_ID_APPLE_MAGICTRACKPAD2_USBC) && field->flags & HID_MAIN_ITEM_RELATIVE) return -1;
@@ -718,7 +734,8 @@ static int magicmouse_enable_multitouch(struct hid_device *hdev) int ret; int feature_size;
- if (hdev->product == USB_DEVICE_ID_APPLE_MAGICTRACKPAD2) { + if (hdev->product == USB_DEVICE_ID_APPLE_MAGICTRACKPAD2 || + hdev->product == USB_DEVICE_ID_APPLE_MAGICTRACKPAD2_USBC) { if (hdev->vendor == BT_VENDOR_ID_APPLE) { feature_size = sizeof(feature_mt_trackpad2_bt); feature = feature_mt_trackpad2_bt; @@ -763,7 +780,8 @@ static int magicmouse_fetch_battery(struct hid_device *hdev)
if (!hdev->battery || hdev->vendor != USB_VENDOR_ID_APPLE || (hdev->product != USB_DEVICE_ID_APPLE_MAGICMOUSE2 && - hdev->product != USB_DEVICE_ID_APPLE_MAGICTRACKPAD2)) + hdev->product != USB_DEVICE_ID_APPLE_MAGICTRACKPAD2 && + hdev->product != USB_DEVICE_ID_APPLE_MAGICTRACKPAD2_USBC)) return -1;
report_enum = &hdev->report_enum[hdev->battery_report_type]; @@ -832,7 +850,9 @@ static int magicmouse_probe(struct hid_device *hdev,
if (id->vendor == USB_VENDOR_ID_APPLE && (id->product == USB_DEVICE_ID_APPLE_MAGICMOUSE2 || - (id->product == USB_DEVICE_ID_APPLE_MAGICTRACKPAD2 && hdev->type != HID_TYPE_USBMOUSE))) + ((id->product == USB_DEVICE_ID_APPLE_MAGICTRACKPAD2 || + id->product == USB_DEVICE_ID_APPLE_MAGICTRACKPAD2_USBC) && + hdev->type != HID_TYPE_USBMOUSE))) return 0;
if (!msc->input) { @@ -847,7 +867,8 @@ static int magicmouse_probe(struct hid_device *hdev, else if (id->product == USB_DEVICE_ID_APPLE_MAGICMOUSE2) report = hid_register_report(hdev, HID_INPUT_REPORT, MOUSE2_REPORT_ID, 0); - else if (id->product == USB_DEVICE_ID_APPLE_MAGICTRACKPAD2) { + else if (id->product == USB_DEVICE_ID_APPLE_MAGICTRACKPAD2 || + id->product == USB_DEVICE_ID_APPLE_MAGICTRACKPAD2_USBC) { if (id->vendor == BT_VENDOR_ID_APPLE) report = hid_register_report(hdev, HID_INPUT_REPORT, TRACKPAD2_BT_REPORT_ID, 0); @@ -917,7 +938,8 @@ static __u8 *magicmouse_report_fixup(struct hid_device *hdev, __u8 *rdesc, */ if (hdev->vendor == USB_VENDOR_ID_APPLE && (hdev->product == USB_DEVICE_ID_APPLE_MAGICMOUSE2 || - hdev->product == USB_DEVICE_ID_APPLE_MAGICTRACKPAD2) && + hdev->product == USB_DEVICE_ID_APPLE_MAGICTRACKPAD2 || + hdev->product == USB_DEVICE_ID_APPLE_MAGICTRACKPAD2_USBC) && *rsize == 83 && rdesc[46] == 0x84 && rdesc[58] == 0x85) { hid_info(hdev, "fixing up magicmouse battery report descriptor\n"); @@ -948,6 +970,10 @@ static const struct hid_device_id magic_mice[] = { USB_DEVICE_ID_APPLE_MAGICTRACKPAD2), .driver_data = 0 }, { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGICTRACKPAD2), .driver_data = 0 }, + { HID_BLUETOOTH_DEVICE(BT_VENDOR_ID_APPLE, + USB_DEVICE_ID_APPLE_MAGICTRACKPAD2_USBC), .driver_data = 0 }, + { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, + USB_DEVICE_ID_APPLE_MAGICTRACKPAD2_USBC), .driver_data = 0 }, { } }; MODULE_DEVICE_TABLE(hid, magic_mice);