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Message-ID:
<PN3PR01MB9597EF3E56A1EE2191490E92B8AD2@PN3PR01MB9597.INDPRD01.PROD.OUTLOOK.COM>
Date: Mon, 31 Mar 2025 13:06:47 +0530
From: Aditya Garg <gargaditya08@...e.com>
To: jikos@...nel.org, jkosina@...e.com, bentiss@...nel.org,
benjamin.tissoires@...hat.com
Cc: linux-kernel@...r.kernel.org, linux-input@...r.kernel.org
Subject: [PATCH] HID: magicmouse: Apple Magic Mouse 2 USB-C support
From: Aditya Garg <gargaditya08@...e.com>
This patch adds support for USB-C model of Apple Magic Mouse 2.
Except for the hardware ID, it should resemble the existing configuration
for the older Magic Mouse 2.
Signed-off-by: Aditya Garg <gargaditya08@...e.com>
---
drivers/hid/hid-ids.h | 1 +
drivers/hid/hid-magicmouse.c | 74 ++++++++++++++++++++++++------------
2 files changed, 51 insertions(+), 24 deletions(-)
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index 288a2b864..2d3f96af6 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -92,6 +92,7 @@
#define USB_DEVICE_ID_APPLE_MIGHTYMOUSE 0x0304
#define USB_DEVICE_ID_APPLE_MAGICMOUSE 0x030d
#define USB_DEVICE_ID_APPLE_MAGICMOUSE2 0x0269
+#define USB_DEVICE_ID_APPLE_MAGICMOUSE2_USBC 0x0323
#define USB_DEVICE_ID_APPLE_MAGICTRACKPAD 0x030e
#define USB_DEVICE_ID_APPLE_MAGICTRACKPAD2 0x0265
#define USB_DEVICE_ID_APPLE_MAGICTRACKPAD2_USBC 0x0324
diff --git a/drivers/hid/hid-magicmouse.c b/drivers/hid/hid-magicmouse.c
index a76f17158..423d50702 100644
--- a/drivers/hid/hid-magicmouse.c
+++ b/drivers/hid/hid-magicmouse.c
@@ -218,7 +218,8 @@ static void magicmouse_emit_touch(struct
magicmouse_sc *msc, int raw_id, u8 *tda
int pressure = 0;
if (input->id.product == USB_DEVICE_ID_APPLE_MAGICMOUSE ||
- input->id.product == USB_DEVICE_ID_APPLE_MAGICMOUSE2) {
+ input->id.product == USB_DEVICE_ID_APPLE_MAGICMOUSE2 ||
+ input->id.product == USB_DEVICE_ID_APPLE_MAGICMOUSE2_USBC) {
id = (tdata[6] << 2 | tdata[5] >> 6) & 0xf;
x = (tdata[1] << 28 | tdata[0] << 20) >> 20;
y = -((tdata[2] << 24 | tdata[1] << 16) >> 20);
@@ -370,7 +371,8 @@ static void magicmouse_emit_touch(struct
magicmouse_sc *msc, int raw_id, u8 *tda
if (report_undeciphered) {
if (input->id.product == USB_DEVICE_ID_APPLE_MAGICMOUSE ||
- input->id.product == USB_DEVICE_ID_APPLE_MAGICMOUSE2)
+ input->id.product == USB_DEVICE_ID_APPLE_MAGICMOUSE2 ||
+ input->id.product == USB_DEVICE_ID_APPLE_MAGICMOUSE2_USBC)
input_event(input, EV_MSC, MSC_RAW, tdata[7]);
else if (input->id.product !=
USB_DEVICE_ID_APPLE_MAGICTRACKPAD2 &&
@@ -497,7 +499,8 @@ static int magicmouse_raw_event(struct hid_device *hdev,
}
if (input->id.product == USB_DEVICE_ID_APPLE_MAGICMOUSE ||
- input->id.product == USB_DEVICE_ID_APPLE_MAGICMOUSE2) {
+ input->id.product == USB_DEVICE_ID_APPLE_MAGICMOUSE2 ||
+ input->id.product == USB_DEVICE_ID_APPLE_MAGICMOUSE2_USBC) {
magicmouse_emit_buttons(msc, clicks & 3);
input_report_rel(input, REL_X, x);
input_report_rel(input, REL_Y, y);
@@ -519,7 +522,8 @@ static int magicmouse_event(struct hid_device *hdev,
struct hid_field *field,
struct hid_usage *usage, __s32 value)
{
struct magicmouse_sc *msc = hid_get_drvdata(hdev);
- if (msc->input->id.product == USB_DEVICE_ID_APPLE_MAGICMOUSE2 &&
+ if ((msc->input->id.product == USB_DEVICE_ID_APPLE_MAGICMOUSE2 ||
+ msc->input->id.product == USB_DEVICE_ID_APPLE_MAGICMOUSE2_USBC) &&
field->report->id == MOUSE2_REPORT_ID) {
/*
* magic_mouse_raw_event has done all the work. Skip hidinput.
@@ -540,7 +544,8 @@ static int magicmouse_setup_input(struct input_dev
*input, struct hid_device *hd
__set_bit(EV_KEY, input->evbit);
if (input->id.product == USB_DEVICE_ID_APPLE_MAGICMOUSE ||
- input->id.product == USB_DEVICE_ID_APPLE_MAGICMOUSE2) {
+ input->id.product == USB_DEVICE_ID_APPLE_MAGICMOUSE2 ||
+ input->id.product == USB_DEVICE_ID_APPLE_MAGICMOUSE2_USBC) {
__set_bit(BTN_LEFT, input->keybit);
__set_bit(BTN_RIGHT, input->keybit);
if (emulate_3button)
@@ -625,7 +630,8 @@ static int magicmouse_setup_input(struct input_dev
*input, struct hid_device *hd
* inverse of the reported Y.
*/
if (input->id.product == USB_DEVICE_ID_APPLE_MAGICMOUSE ||
- input->id.product == USB_DEVICE_ID_APPLE_MAGICMOUSE2) {
+ input->id.product == USB_DEVICE_ID_APPLE_MAGICMOUSE2 ||
+ input->id.product == USB_DEVICE_ID_APPLE_MAGICMOUSE2_USBC) {
input_set_abs_params(input, ABS_MT_ORIENTATION, -31, 32, 1, 0);
input_set_abs_params(input, ABS_MT_POSITION_X,
MOUSE_MIN_X, MOUSE_MAX_X, 4, 0);
@@ -741,19 +747,25 @@ static int magicmouse_enable_multitouch(struct
hid_device *hdev)
int ret;
int feature_size;
- if (hdev->product == USB_DEVICE_ID_APPLE_MAGICTRACKPAD2 ||
- hdev->product == USB_DEVICE_ID_APPLE_MAGICTRACKPAD2_USBC) {
- if (hdev->vendor == BT_VENDOR_ID_APPLE) {
+ switch (hdev->product) {
+ case USB_DEVICE_ID_APPLE_MAGICTRACKPAD2:
+ case USB_DEVICE_ID_APPLE_MAGICTRACKPAD2_USBC:
+ switch (hdev->vendor) {
+ case BT_VENDOR_ID_APPLE:
feature_size = sizeof(feature_mt_trackpad2_bt);
feature = feature_mt_trackpad2_bt;
- } else { /* USB_VENDOR_ID_APPLE */
+ break;
+ default: /* USB_VENDOR_ID_APPLE */
feature_size = sizeof(feature_mt_trackpad2_usb);
feature = feature_mt_trackpad2_usb;
}
- } else if (hdev->product == USB_DEVICE_ID_APPLE_MAGICMOUSE2) {
+ break;
+ case USB_DEVICE_ID_APPLE_MAGICMOUSE2:
+ case USB_DEVICE_ID_APPLE_MAGICMOUSE2_USBC:
feature_size = sizeof(feature_mt_mouse2);
feature = feature_mt_mouse2;
- } else {
+ break;
+ default:
feature_size = sizeof(feature_mt);
feature = feature_mt;
}
@@ -787,6 +799,7 @@ 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_MAGICMOUSE2_USBC &&
hdev->product != USB_DEVICE_ID_APPLE_MAGICTRACKPAD2 &&
hdev->product != USB_DEVICE_ID_APPLE_MAGICTRACKPAD2_USBC))
return -1;
@@ -857,6 +870,7 @@ 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_MAGICMOUSE2_USBC ||
((id->product == USB_DEVICE_ID_APPLE_MAGICTRACKPAD2 ||
id->product == USB_DEVICE_ID_APPLE_MAGICTRACKPAD2_USBC) &&
hdev->type != HID_TYPE_USBMOUSE)))
@@ -868,21 +882,27 @@ static int magicmouse_probe(struct hid_device *hdev,
goto err_stop_hw;
}
- if (id->product == USB_DEVICE_ID_APPLE_MAGICMOUSE)
- report = hid_register_report(hdev, HID_INPUT_REPORT,
- MOUSE_REPORT_ID, 0);
- 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 ||
- id->product == USB_DEVICE_ID_APPLE_MAGICTRACKPAD2_USBC) {
- if (id->vendor == BT_VENDOR_ID_APPLE)
+ switch (id->product) {
+ case USB_DEVICE_ID_APPLE_MAGICMOUSE:
+ report = hid_register_report(hdev, HID_INPUT_REPORT, MOUSE_REPORT_ID, 0);
+ break;
+ case USB_DEVICE_ID_APPLE_MAGICMOUSE2:
+ case USB_DEVICE_ID_APPLE_MAGICMOUSE2_USBC:
+ report = hid_register_report(hdev, HID_INPUT_REPORT,
MOUSE2_REPORT_ID, 0);
+ break;
+ case USB_DEVICE_ID_APPLE_MAGICTRACKPAD2:
+ case USB_DEVICE_ID_APPLE_MAGICTRACKPAD2_USBC:
+ switch (id->vendor) {
+ case BT_VENDOR_ID_APPLE:
report = hid_register_report(hdev, HID_INPUT_REPORT,
TRACKPAD2_BT_REPORT_ID, 0);
- else /* USB_VENDOR_ID_APPLE */
+ break;
+ default:
report = hid_register_report(hdev, HID_INPUT_REPORT,
TRACKPAD2_USB_REPORT_ID, 0);
- } else { /* USB_DEVICE_ID_APPLE_MAGICTRACKPAD */
+ }
+ break;
+ default: /* USB_DEVICE_ID_APPLE_MAGICTRACKPAD */
report = hid_register_report(hdev, HID_INPUT_REPORT,
TRACKPAD_REPORT_ID, 0);
report = hid_register_report(hdev, HID_INPUT_REPORT,
@@ -909,7 +929,8 @@ static int magicmouse_probe(struct hid_device *hdev,
hid_err(hdev, "unable to request touch data (%d)\n", ret);
goto err_stop_hw;
}
- if (ret == -EIO && id->product == USB_DEVICE_ID_APPLE_MAGICMOUSE2) {
+ if (ret == -EIO && (id->product == USB_DEVICE_ID_APPLE_MAGICMOUSE2 ||
+ id->product == USB_DEVICE_ID_APPLE_MAGICMOUSE2_USBC)) {
schedule_delayed_work(&msc->work, msecs_to_jiffies(500));
}
@@ -945,6 +966,7 @@ static const __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_MAGICMOUSE2_USBC ||
hdev->product == USB_DEVICE_ID_APPLE_MAGICTRACKPAD2 ||
hdev->product == USB_DEVICE_ID_APPLE_MAGICTRACKPAD2_USBC) &&
*rsize == 83 && rdesc[46] == 0x84 && rdesc[58] == 0x85) {
@@ -971,6 +993,10 @@ static const struct hid_device_id magic_mice[] = {
USB_DEVICE_ID_APPLE_MAGICMOUSE2), .driver_data = 0 },
{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE,
USB_DEVICE_ID_APPLE_MAGICMOUSE2), .driver_data = 0 },
+ { HID_BLUETOOTH_DEVICE(BT_VENDOR_ID_APPLE,
+ USB_DEVICE_ID_APPLE_MAGICMOUSE2_USBC), .driver_data = 0 },
+ { HID_USB_DEVICE(USB_VENDOR_ID_APPLE,
+ USB_DEVICE_ID_APPLE_MAGICMOUSE2_USBC), .driver_data = 0 },
{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE,
USB_DEVICE_ID_APPLE_MAGICTRACKPAD), .driver_data = 0 },
{ HID_BLUETOOTH_DEVICE(BT_VENDOR_ID_APPLE,
--
2.49.0.windows.1
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