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Tue, 31 Mar 2026 13:09:39 -0400 (EDT) X-Mailer: MessagingEngine.com Webmail Interface From: Javier Tia Date: Tue, 31 Mar 2026 11:09:34 -0600 Subject: [PATCH v5 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: <20260331-mt7927-bt-support-v5-4-6f31b4342daa@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/pANAwAKAbXuwwuoZ3cfAcsmYgBpy//KSBzZgcsjrmG5RLREEW9KGZl8f3ot1EOxJ 100uWsvw/qJAbMEAAEKAB0WIQSbE7ILzw7eI0VKk8m17sMLqGd3HwUCacv/ygAKCRC17sMLqGd3 H8YrC/wIAw1iEXpaRXl5lMdwK8SfyMTu/SwbxLz7w6mZ5TZZxZrgG6pn5tqTFCHwCAV16p/Hg5W jAclwBHOZo+etgMddOyY6gSkh0EYRmBHcFae2Wjj0GiI3ykTTJm0g36UDMpl7g6y4aSDdgdFCVD 8oUE554Vzf2ogwP0MJPGuVuwvI5gkdAHSADGsqet33J4Z9Te9yGckTcqaRQS6xtvSiaPnGcvu5G QI0h4hTKCQovKQKjtpWNzMh1vWGqqsA3SdgjQM+tLUy0XwHQQVZJHO80GdgHk3zXkVHWnKDfMEj NE+23sbFNjjSvEgMGcpR6eEFKzrZIrWAL66c3wqyv0VUUG1fJGKdkCmxfcI13IJLdbo6EUO5Pnd G9aZtGlZrzSqfoznAOnHLXaxH8pHrde2D6etFBz0LEUkcgAA+JO1kU1ZSCZG/XXgmWir7SRkm2S Fd2RK+Z7YvWXVqx7GjiIosJvbJ9enC7ZEwNoOzFB4XDnSU3mxy1qu0tZa8e1sqz2lunYo= X-Developer-Key: i=floss@jetm.me; a=openpgp; fpr=9B13B20BCF0EDE23454A93C9B5EEC30BA867771F In-Reply-To: <20260331-mt7927-bt-support-v5-0-6f31b4342daa@jetm.me> References: <20260331-mt7927-bt-support-v5-0-6f31b4342daa@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