From nobody Sun May 10 17:53:29 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3E043C433FE for ; Wed, 27 Apr 2022 12:57:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235090AbiD0NBG (ORCPT ); Wed, 27 Apr 2022 09:01:06 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51168 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234956AbiD0NBF (ORCPT ); Wed, 27 Apr 2022 09:01:05 -0400 Received: from iodev.co.uk (iodev.co.uk [46.30.189.100]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id CD3D74C793; Wed, 27 Apr 2022 05:57:53 -0700 (PDT) Received: from localhost (103.red-83-50-140.dynamicip.rima-tde.net [83.50.140.103]) by iodev.co.uk (Postfix) with ESMTPSA id 18BABA3F44; Wed, 27 Apr 2022 14:57:51 +0200 (CEST) From: Ismael Luceno To: linux-bluetooth@vger.kernel.org Cc: Marcel Holtmann , Johan Hedberg , Luiz Augusto von Dentz , linux-kernel@vger.kernel.org, Ismael Luceno Subject: [PATCH v2] Bluetooth: btusb: Add 0x0bda:0x8771 Realtek 8761BUV devices Date: Wed, 27 Apr 2022 14:59:48 +0200 Message-Id: <20220427125947.10429-1-ismael@iodev.co.uk> X-Mailer: git-send-email 2.36.0 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Identifies as just "Realtek Semiconductor Corp. Bluetooth Radio"; it's used in many adapters, e.g.: - UGREEN CM390 - C-TECH BTD-01 - Orico BTA-508 - KS-is KS-457 Device description at /sys/kernel/debug/usb/devices: T: Bus=3D03 Lev=3D01 Prnt=3D01 Port=3D05 Cnt=3D02 Dev#=3D 3 Spd=3D12 Mx= Ch=3D 0 D: Ver=3D 1.10 Cls=3De0(wlcon) Sub=3D01 Prot=3D01 MxPS=3D64 #Cfgs=3D 1 P: Vendor=3D0bda ProdID=3D8771 Rev=3D 2.00 S: Manufacturer=3DRealtek S: Product=3DBluetooth Radio S: SerialNumber=3D00E04C239987 C:* #Ifs=3D 2 Cfg#=3D 1 Atr=3De0 MxPwr=3D500mA 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=3D1ms E: Ad=3D02(O) Atr=3D02(Bulk) MxPS=3D 64 Ivl=3D0ms E: Ad=3D82(I) Atr=3D02(Bulk) MxPS=3D 64 Ivl=3D0ms I:* If#=3D 1 Alt=3D 0 #EPs=3D 2 Cls=3De0(wlcon) Sub=3D01 Prot=3D01 Driver= =3Dbtusb E: Ad=3D03(O) Atr=3D01(Isoc) MxPS=3D 0 Ivl=3D1ms E: Ad=3D83(I) 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 E: Ad=3D03(O) Atr=3D01(Isoc) MxPS=3D 9 Ivl=3D1ms E: Ad=3D83(I) Atr=3D01(Isoc) MxPS=3D 9 Ivl=3D1ms I: If#=3D 1 Alt=3D 2 #EPs=3D 2 Cls=3De0(wlcon) Sub=3D01 Prot=3D01 Driver= =3Dbtusb E: Ad=3D03(O) Atr=3D01(Isoc) MxPS=3D 17 Ivl=3D1ms E: Ad=3D83(I) Atr=3D01(Isoc) MxPS=3D 17 Ivl=3D1ms I: If#=3D 1 Alt=3D 3 #EPs=3D 2 Cls=3De0(wlcon) Sub=3D01 Prot=3D01 Driver= =3Dbtusb E: Ad=3D03(O) Atr=3D01(Isoc) MxPS=3D 25 Ivl=3D1ms E: Ad=3D83(I) Atr=3D01(Isoc) MxPS=3D 25 Ivl=3D1ms I: If#=3D 1 Alt=3D 4 #EPs=3D 2 Cls=3De0(wlcon) Sub=3D01 Prot=3D01 Driver= =3Dbtusb E: Ad=3D03(O) Atr=3D01(Isoc) MxPS=3D 33 Ivl=3D1ms E: Ad=3D83(I) Atr=3D01(Isoc) MxPS=3D 33 Ivl=3D1ms I: If#=3D 1 Alt=3D 5 #EPs=3D 2 Cls=3De0(wlcon) Sub=3D01 Prot=3D01 Driver= =3Dbtusb E: Ad=3D03(O) Atr=3D01(Isoc) MxPS=3D 49 Ivl=3D1ms E: Ad=3D83(I) Atr=3D01(Isoc) MxPS=3D 49 Ivl=3D1ms Signed-off-by: Ismael Luceno --- Notes: Changes since v1: - Added /sys/kernel/debug/usb/devices entry to commit message. drivers/bluetooth/btusb.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c index 42234d5f602d..da917096cba8 100644 --- a/drivers/bluetooth/btusb.c +++ b/drivers/bluetooth/btusb.c @@ -490,6 +490,10 @@ MODULE_DEVICE_TABLE(usb, btusb_table); { USB_DEVICE(0x2550, 0x8761), .driver_info =3D BTUSB_REALTEK | BTUSB_WIDEBAND_SPEECH }, =20 + /* Additional Realtek 8761BUV Bluetooth devices */ + { USB_DEVICE(0x0bda, 0x8771), .driver_info =3D BTUSB_REALTEK | + BTUSB_WIDEBAND_SPEECH }, + /* Additional Realtek 8821AE Bluetooth devices */ { USB_DEVICE(0x0b05, 0x17dc), .driver_info =3D BTUSB_REALTEK }, { USB_DEVICE(0x13d3, 0x3414), .driver_info =3D BTUSB_REALTEK }, --=20 2.36.0