From nobody Sat Sep 26 16:21:39 2026 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 94DB154CF5B; Mon, 31 Aug 2026 13:46:38 +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=1788184001; cv=none; b=V6hSQmzsaT8GgBCGpX1CgpHs0L0c66Qo1qw/new2QkCkum0RLOB1TEhnY+mSBCZaBvOkJBRBy4owtVBLof7k+XQomC2xLvLFqEycg/WGx2ZWERTAgwycduKkCXV/K7urBpEBr5d6vIWiS3YM6NMijuaaWC8uj9uQhaONUl9xGuw= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788184001; c=relaxed/simple; bh=pxckBbMAwnrziBb9YEEKL2ash6C2sAm7kF8uSqcUa24=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=aCwLZl9A2ZgVgJte83yFVvlp14NpfCNYAAQCqASDSVFAH0lN+zQ5piJyUVyBvcj6Rv5dWivXGndRK8Ugm6twmkxT+178kptLM6jlwMoNLATOBLQ4iIPVMwVMsWcMZfGrQlABV0w06sdNW2P/njdGLKKxv0ca3VBH22pohIG5pzw= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=ZLVk24q0; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="ZLVk24q0" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 12A2A1F0155A; Mon, 31 Aug 2026 13:46:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1788183998; bh=e0pX5ziS2hiD4/DaS76z4oauIogFLF+1YP36epXdZfI=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=ZLVk24q0qj5IaGz5fEnbqSDc5sFH5hIhp66u0gQ3Zswd0VanQiZDViNwOaexLO93p A8vbageLPspRDyS48FXdggygXS5uLOFbTHePxSHiTHTV4j6jHRJpL3/C/3a5UEocaR EI6d897epLZCvaTPeeej3voSPOeydjtRUAOUf8woehWkpsqhq+9uvL5qq3D5ssofpz mpPXvdG13LnAqqr93XaK3SGW89bnjxsbPSOTZ/E0pp4aPZfdcjEjsK9yzqGmCYZHu6 jYcB/7K84/EZ1LBl50FWSm4m9cPq8fQkZDwJ6AK9O95xWNdpOlihfI3Z4l0U9Z7Ju3 7owT8xG04+HBg== From: Sasha Levin To: patches@lists.linux.dev, stable@vger.kernel.org Cc: Chris Lu , Paul Menzel , Luiz Augusto von Dentz , Sasha Levin , marcel@holtmann.org, luiz.dentz@gmail.com, linux-bluetooth@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH AUTOSEL 6.18-6.12] Bluetooth: btusb: MT7922: Add VID/PID 0e8d/223c Date: Mon, 31 Aug 2026 09:27:37 -0400 Message-ID: <20260831133314.4125787-429-sashal@kernel.org> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260831133314.4125787-1-sashal@kernel.org> References: <20260831133314.4125787-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore X-stable-base: Linux 6.18.48 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable From: Chris Lu [ Upstream commit fd5dc066b43eb8ae63f713aef704385c686b16e3 ] Add VID 0e8d & PID 223c for MediaTek MT7922 USB Bluetooth chip. The information in /sys/kernel/debug/usb/devices about the Bluetooth device is listed as the below. T: Bus=3D07 Lev=3D01 Prnt=3D01 Port=3D00 Cnt=3D01 Dev#=3D 2 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=3D0e8d ProdID=3D223c 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 E: Ad=3D83(I) Atr=3D01(Isoc) MxPS=3D 9 Ivl=3D1ms E: Ad=3D03(O) 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=3D83(I) Atr=3D01(Isoc) MxPS=3D 17 Ivl=3D1ms E: Ad=3D03(O) 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=3D83(I) Atr=3D01(Isoc) MxPS=3D 25 Ivl=3D1ms E: Ad=3D03(O) 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=3D83(I) Atr=3D01(Isoc) MxPS=3D 33 Ivl=3D1ms E: Ad=3D03(O) 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=3D83(I) Atr=3D01(Isoc) MxPS=3D 49 Ivl=3D1ms E: Ad=3D03(O) Atr=3D01(Isoc) MxPS=3D 49 Ivl=3D1ms I: If#=3D 1 Alt=3D 6 #EPs=3D 2 Cls=3De0(wlcon) Sub=3D01 Prot=3D01 Driver= =3Dbtusb E: Ad=3D83(I) Atr=3D01(Isoc) MxPS=3D 63 Ivl=3D1ms E: Ad=3D03(O) Atr=3D01(Isoc) MxPS=3D 63 Ivl=3D1ms 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 64 Ivl=3D125us E: Ad=3D0a(O) Atr=3D03(Int.) MxPS=3D 64 Ivl=3D125us I:* If#=3D 2 Alt=3D 1 #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 Signed-off-by: Chris Lu Reviewed-by: Paul Menzel Signed-off-by: Luiz Augusto von Dentz Signed-off-by: Sasha Levin --- LLM Generated explanations, may be completely bogus: The background git searches finished and match the earlier analysis: - **`0e8d/223c` is not in this 6.18.44 tree** =E2=80=94 subject and message searches returned no matches; `git merge-base --is-ancestor fd5dc066` also shows it isn=E2=80=99t merged here yet. - **The patch applies cleanly** at the existing MT7922 quirk block (after `0x04ca:0x38e4`). **Verdict unchanged: YES** for backport to this tree =E2=80=94 a standard 2= -line USB ID addition for MT7922 hardware the driver already supports, same pattern as `c5f173e20fdd7` (0489/e170) already present in 6.18.y. drivers/bluetooth/btusb.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c index cb8f14b9cae80..430e50388864c 100644 --- a/drivers/bluetooth/btusb.c +++ b/drivers/bluetooth/btusb.c @@ -707,6 +707,8 @@ static const struct usb_device_id quirks_table[] =3D { BTUSB_WIDEBAND_SPEECH }, { USB_DEVICE(0x04ca, 0x38e4), .driver_info =3D BTUSB_MEDIATEK | BTUSB_WIDEBAND_SPEECH }, + { USB_DEVICE(0x0e8d, 0x223c), .driver_info =3D BTUSB_MEDIATEK | + BTUSB_WIDEBAND_SPEECH }, { USB_DEVICE(0x13d3, 0x3568), .driver_info =3D BTUSB_MEDIATEK | BTUSB_WIDEBAND_SPEECH }, { USB_DEVICE(0x13d3, 0x3584), .driver_info =3D BTUSB_MEDIATEK | --=20 2.53.0