From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 32F333161AD; Thu, 16 Jul 2026 14:03:57 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784210638; cv=none; b=Bj5YpqKzdJhmS9HeCMaNpDxn9nxJJl7+uONQUvRfNr72QoIOqdKSfKCEK2UCZFDBGBDGJAkkGw7uIb8rzw7SrlQNTCnN3sTaLBK0FV5vs6LkAnnxGoL7pS0yUuK7MBZLm1Ux8G+UcZQa2zyISgDgDF9s5TXIebY9inJwnaYI4OA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784210638; c=relaxed/simple; bh=HwwxUcqGQUAmxlvlZ3lonPgI6qiS81GS6SRQp+ju0ZA=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Ll7k857il95y8rRnWj7BxU67HvkCzeSzDpAqEQGrLiG4F44XjS9aoU2lK2BP9hfpFjBSuk7UNWGFuXY865dC6CUaYaf3H35b7D62YZ8mPB3dHZQ3axQUqHlnCLQ5oeFIWmva0ZkFRjpkBSDEL2yCchBmCmSrfXS1urigGrEsAWA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=qt1y0UsE; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="qt1y0UsE" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9841B1F000E9; Thu, 16 Jul 2026 14:03:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1784210637; bh=X9nfLqaqcHlnK+BrL0eibJDlIpXtXQzYMtdOXFAtTiI=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=qt1y0UsE3dtbbwVU4J1qk0sEjlen7ei0R4oxMTcz7eCBPYvR6AUIEw5Bgcjk6HfoR 6PLM2u517tIv067itPOcKiscgHnG2go9tLqI+X0jJ6dpZbURvjke2P+m45YA+6GGmq Q0F/hkeHIAsClskO8ce582izbaP1VeWrtV/ZYDx8= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Zenm Chen , Luiz Augusto von Dentz Subject: [PATCH 6.18 122/480] Bluetooth: btusb: Add USB ID 2c4e:0128 for Mercusys MA60XNB Date: Thu, 16 Jul 2026 15:27:49 +0200 Message-ID: <20260716133047.345204555@linuxfoundation.org> X-Mailer: git-send-email 2.55.0 In-Reply-To: <20260716133044.672218725@linuxfoundation.org> References: <20260716133044.672218725@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.18-stable review patch. If anyone has any objections, please let me know. ------------------ From: Zenm Chen commit 88b4d528eda4ac71c2952b3458f2abbc80a91cd2 upstream. Add USB ID 2c4e:0128 for Mercusys MA60XNB, an RTL8851BU-based Wi-Fi + Bluetooth adapter. The information in /sys/kernel/debug/usb/devices about the Bluetooth device is listed as the below: T: Bus=03 Lev=01 Prnt=01 Port=04 Cnt=01 Dev#= 3 Spd=480 MxCh= 0 D: Ver= 2.00 Cls=ef(misc ) Sub=02 Prot=01 MxPS=64 #Cfgs= 1 P: Vendor=2c4e ProdID=0128 Rev= 0.00 S: Manufacturer=Realtek S: Product=802.11ax WLAN Adapter S: SerialNumber=00e04c000001 C:* #Ifs= 3 Cfg#= 1 Atr=e0 MxPwr=500mA A: FirstIf#= 0 IfCount= 2 Cls=e0(wlcon) Sub=01 Prot=01 I:* If#= 0 Alt= 0 #EPs= 3 Cls=e0(wlcon) Sub=01 Prot=01 Driver=btusb E: Ad=81(I) Atr=03(Int.) MxPS= 16 Ivl=1ms E: Ad=02(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=82(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms I:* If#= 1 Alt= 0 #EPs= 2 Cls=e0(wlcon) Sub=01 Prot=01 Driver=btusb E: Ad=03(O) Atr=01(Isoc) MxPS= 0 Ivl=1ms E: Ad=83(I) Atr=01(Isoc) MxPS= 0 Ivl=1ms I: If#= 1 Alt= 1 #EPs= 2 Cls=e0(wlcon) Sub=01 Prot=01 Driver=btusb E: Ad=03(O) Atr=01(Isoc) MxPS= 9 Ivl=1ms E: Ad=83(I) Atr=01(Isoc) MxPS= 9 Ivl=1ms I: If#= 1 Alt= 2 #EPs= 2 Cls=e0(wlcon) Sub=01 Prot=01 Driver=btusb E: Ad=03(O) Atr=01(Isoc) MxPS= 17 Ivl=1ms E: Ad=83(I) Atr=01(Isoc) MxPS= 17 Ivl=1ms I: If#= 1 Alt= 3 #EPs= 2 Cls=e0(wlcon) Sub=01 Prot=01 Driver=btusb E: Ad=03(O) Atr=01(Isoc) MxPS= 25 Ivl=1ms E: Ad=83(I) Atr=01(Isoc) MxPS= 25 Ivl=1ms I: If#= 1 Alt= 4 #EPs= 2 Cls=e0(wlcon) Sub=01 Prot=01 Driver=btusb E: Ad=03(O) Atr=01(Isoc) MxPS= 33 Ivl=1ms E: Ad=83(I) Atr=01(Isoc) MxPS= 33 Ivl=1ms I: If#= 1 Alt= 5 #EPs= 2 Cls=e0(wlcon) Sub=01 Prot=01 Driver=btusb E: Ad=03(O) Atr=01(Isoc) MxPS= 49 Ivl=1ms E: Ad=83(I) Atr=01(Isoc) MxPS= 49 Ivl=1ms I: If#= 1 Alt= 6 #EPs= 2 Cls=e0(wlcon) Sub=01 Prot=01 Driver=btusb E: Ad=03(O) Atr=01(Isoc) MxPS= 63 Ivl=1ms E: Ad=83(I) Atr=01(Isoc) MxPS= 63 Ivl=1ms I:* If#= 2 Alt= 0 #EPs= 8 Cls=ff(vend.) Sub=ff Prot=ff Driver=rtw89_8851bu E: Ad=84(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=05(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=06(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=07(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=09(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=0a(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=0b(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms E: Ad=0c(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms Cc: stable@vger.kernel.org # 6.6.x Signed-off-by: Zenm Chen Signed-off-by: Luiz Augusto von Dentz Signed-off-by: Greg Kroah-Hartman --- drivers/bluetooth/btusb.c | 2 ++ 1 file changed, 2 insertions(+) --- a/drivers/bluetooth/btusb.c +++ b/drivers/bluetooth/btusb.c @@ -531,6 +531,8 @@ static const struct usb_device_id quirks BTUSB_WIDEBAND_SPEECH }, { USB_DEVICE(0x7392, 0xe611), .driver_info = BTUSB_REALTEK | BTUSB_WIDEBAND_SPEECH }, + { USB_DEVICE(0x2c4e, 0x0128), .driver_info = BTUSB_REALTEK | + BTUSB_WIDEBAND_SPEECH }, /* Realtek 8852AE Bluetooth devices */ { USB_DEVICE(0x0bda, 0x2852), .driver_info = BTUSB_REALTEK |