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Date: Wed, 15 May 2024 05:20:17 +0000
To: "marcel@holtmann.org" <marcel@holtmann.org>, "luiz.dentz@gmail.com" <luiz.dentz@gmail.com>
From: "SoloSaravanan@proton.me" <SoloSaravanan@proton.me>
Cc: "linux-bluetooth@vger.kernel.org" <linux-bluetooth@vger.kernel.org>, "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: [PATCH] Bluetooth: btusb: Add device 13d3:3606 as MT7921 device
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Add VendorID 13d3 & ProdID 3606 for MediaTek MT7921 USB Bluetooth chip.

The information in /sys/kernel/debug/usb/devices about the Bluetooth
device is listed as the below.

T:  Bus=3D03 Lev=3D01 Prnt=3D01 Port=3D09 Cnt=3D03 Dev#=3D  4 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=3D13d3 ProdID=3D3606 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=
=3D(none)
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=
=3D(none)
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: SoloSaravanan <SoloSaravanan@proton.me>
---
 drivers/bluetooth/btusb.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index effa54629..65e4b7fc6 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -615,6 +615,9 @@ static const struct usb_device_id quirks_table[] =3D {
 =09{ USB_DEVICE(0x0e8d, 0x0608), .driver_info =3D BTUSB_MEDIATEK |
 =09=09=09=09=09=09     BTUSB_WIDEBAND_SPEECH |
 =09=09=09=09=09=09     BTUSB_VALID_LE_STATES },
+=09{ USB_DEVICE(0x13d3, 0x3606), .driver_info =3D BTUSB_MEDIATEK |
+=09=09=09=09=09=09     BTUSB_WIDEBAND_SPEECH |
+=09=09=09=09=09=09     BTUSB_VALID_LE_STATES },
=20
 =09/* MediaTek MT7922A Bluetooth devices */
 =09{ USB_DEVICE(0x0489, 0xe0d8), .driver_info =3D BTUSB_MEDIATEK |
--=20
2.45.0