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Mon, 30 Mar 2026 16:39:32 -0400 (EDT) X-Mailer: MessagingEngine.com Webmail Interface From: Javier Tia Date: Mon, 30 Mar 2026 14:39:26 -0600 Subject: [PATCH v4 4/8] Bluetooth: btusb: Add MT7927 ID for Lenovo Legion Pro 7 16ARX9 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260330-mt7927-bt-support-v4-4-cecc025e7062@jetm.me> To: Marcel Holtmann , Luiz Augusto von Dentz , Matthias Brugger , AngeloGioacchino Del Regno Cc: linux-bluetooth@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, Llewellyn Curran X-Mailer: b4 0.15.1 X-Developer-Signature: v=1; a=openpgp-sha256; l=2176; i=floss@jetm.me; h=from:subject:message-id; bh=9VC/j/XdBMGnjdaMjoJsd1+eJl2LQOX2dwL92kQTdgA=; b=owEB7QES/pANAwAKAbXuwwuoZ3cfAcsmYgBpyt97CPiNJOAEXVwrEfpjgVNH8JhPhYhdU4FvH tHsYov61gyJAbMEAAEKAB0WIQSbE7ILzw7eI0VKk8m17sMLqGd3HwUCacrfewAKCRC17sMLqGd3 H0p8C/9ggMvJ9k8K8lcoa0z4EPoXJxK8OpqiiwBYQ/5AnqnPWgs0aadwVtiY3C5KkSnrVtHcHpY KrxG43URYqV0ZiKHDiWB4omoYLRiA6cu82LiiYaVe4LXoN3UdtBVgXxtM+7W2Rm7NSDaSEvWDaU 3u0S54cvMtDUg3x3rsmVygrBqGqc5qA0EZLdfJveVUBKgyGcbO3AsyGwr1rdVXOg6V9ft7IPqnP N9usKNQ9qccfcWvSTpSBFNV1icvhIDnz1meQNDx8DbE5hqZtlxrt6jIWaZ3vj//y2c4YZNY4ch3 icrzyQOcKPUi+GZIYeOoTXt+QOIISbScV8SGnO5l0ifm6qRP+RXmfCURFatBuJQDM34IId3XPbL 0xaQkMYBKZ36qcP2Ru3NASLEgEMmcvI/fnCOCFSFaGtFsTzRY0gnG2iS6oMIWJ7yVnnGJWyq8hh NmpzufVq99GWFlP5vI3T/hS7YTQ69gi18LznEgJVc46tuEbkRgn0rFRmdsfAQQlj0Ikc4= X-Developer-Key: i=floss@jetm.me; a=openpgp; fpr=9B13B20BCF0EDE23454A93C9B5EEC30BA867771F In-Reply-To: <20260330-mt7927-bt-support-v4-0-cecc025e7062@jetm.me> References: <20260330-mt7927-bt-support-v4-0-cecc025e7062@jetm.me> Add USB device ID 0489:e0fa (Foxconn/Hon Hai) for the MediaTek MT7927 (Filogic 380) Bluetooth interface found on the Lenovo Legion Pro 7 16ARX9 laptop. The information in /sys/kernel/debug/usb/devices about the Bluetooth device is listed as the below. T: Bus=3D01 Lev=3D01 Prnt=3D01 Port=3D05 Cnt=3D04 Dev#=3D 5 Spd=3D480 Mx= Ch=3D 0 D: Ver=3D 2.10 Cls=3Def(misc ) Sub=3D02 Prot=3D01 MxPS=3D64 #Cfgs=3D 1 P: Vendor=3D0489 ProdID=3De0fa Rev=3D 1.00 S: Manufacturer=3DMediaTek Inc. S: Product=3DWireless_Device S: SerialNumber=3D000000000 C:* #Ifs=3D 3 Cfg#=3D 1 Atr=3De0 MxPwr=3D100mA A: FirstIf#=3D 0 IfCount=3D 3 Cls=3De0(wlcon) Sub=3D01 Prot=3D01 I:* If#=3D 0 Alt=3D 0 #EPs=3D 3 Cls=3De0(wlcon) Sub=3D01 Prot=3D01 Driver= =3Dbtusb E: Ad=3D81(I) Atr=3D03(Int.) MxPS=3D 16 Ivl=3D125us E: Ad=3D82(I) Atr=3D02(Bulk) MxPS=3D 512 Ivl=3D0ms E: Ad=3D02(O) Atr=3D02(Bulk) MxPS=3D 512 Ivl=3D0ms I:* If#=3D 1 Alt=3D 0 #EPs=3D 2 Cls=3De0(wlcon) Sub=3D01 Prot=3D01 Driver= =3Dbtusb E: Ad=3D83(I) Atr=3D01(Isoc) MxPS=3D 0 Ivl=3D1ms E: Ad=3D03(O) Atr=3D01(Isoc) MxPS=3D 0 Ivl=3D1ms I: If#=3D 1 Alt=3D 1 #EPs=3D 2 Cls=3De0(wlcon) Sub=3D01 Prot=3D01 Driver= =3Dbtusb ... I:* If#=3D 2 Alt=3D 0 #EPs=3D 2 Cls=3De0(wlcon) Sub=3D01 Prot=3D01 Driver= =3Dbtusb E: Ad=3D8a(I) Atr=3D03(Int.) MxPS=3D 512 Ivl=3D125us E: Ad=3D0a(O) Atr=3D03(Int.) MxPS=3D 512 Ivl=3D125us Link: https://bugzilla.kernel.org/show_bug.cgi?id=3D221096 Link: https://github.com/openwrt/mt76/issues/927 Signed-off-by: Javier Tia Tested-by: Llewellyn Curran --- drivers/bluetooth/btusb.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c index 58309af0f7a2..2c9ca3d6016b 100644 --- a/drivers/bluetooth/btusb.c +++ b/drivers/bluetooth/btusb.c @@ -753,6 +753,8 @@ static const struct usb_device_id quirks_table[] =3D { BTUSB_WIDEBAND_SPEECH }, { USB_DEVICE(0x0489, 0xe13a), .driver_info =3D BTUSB_MEDIATEK | BTUSB_WIDEBAND_SPEECH }, + { USB_DEVICE(0x0489, 0xe0fa), .driver_info =3D BTUSB_MEDIATEK | + BTUSB_WIDEBAND_SPEECH }, { USB_DEVICE(0x0489, 0xe14e), .driver_info =3D BTUSB_MEDIATEK | BTUSB_WIDEBAND_SPEECH }, { USB_DEVICE(0x0489, 0xe14f), .driver_info =3D BTUSB_MEDIATEK | --=20 2.53.0