From: Thadeu Lima de Souza Cascardo Date: Wed, 8 Oct 2025 12:40:33 +0000 (-0300) Subject: HID: multitouch: fix name of Stylus input devices X-Git-Tag: v6.18-rc2~8^2~3 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=aa4daea418ee4215dca5c8636090660c545cb233;p=thirdparty%2Fkernel%2Fstable.git HID: multitouch: fix name of Stylus input devices HID_DG_PEN devices should have a suffix of "Stylus", as pointed out by commit c0ee1d571626 ("HID: hid-input: Add suffix also for HID_DG_PEN"). However, on multitouch devices, these suffixes may be overridden. Before that commit, HID_DG_PEN devices would get the "Stylus" suffix, but after that, multitouch would override them to have an "UNKNOWN" suffix. Just add HID_DG_PEN to the list of non-overriden suffixes in multitouch. Before this fix: [ 0.470981] input: ELAN9008:00 04F3:2E14 UNKNOWN as /devices/pci0000:00/0000:00:15.1/i2c_designware.1/i2c-16/i2c-ELAN9008:00/0018:04F3:2E14.0001/input/input8 ELAN9008:00 04F3:2E14 UNKNOWN After this fix: [ 0.474332] input: ELAN9008:00 04F3:2E14 Stylus as /devices/pci0000:00/0000:00:15.1/i2c_designware.1/i2c-16/i2c-ELAN9008:00/0018:04F3:2E14.0001/input/input8 ELAN9008:00 04F3:2E14 Stylus Fixes: c0ee1d571626 ("HID: hid-input: Add suffix also for HID_DG_PEN") Signed-off-by: Thadeu Lima de Souza Cascardo Reviewed-by: Mika Westerberg Signed-off-by: Jiri Kosina --- diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c index 2879e65cf303..513b8673ad8d 100644 --- a/drivers/hid/hid-multitouch.c +++ b/drivers/hid/hid-multitouch.c @@ -1742,6 +1742,7 @@ static int mt_input_configured(struct hid_device *hdev, struct hid_input *hi) case HID_CP_CONSUMER_CONTROL: case HID_GD_WIRELESS_RADIO_CTLS: case HID_GD_SYSTEM_MULTIAXIS: + case HID_DG_PEN: /* already handled by hid core */ break; case HID_DG_TOUCHSCREEN: