[PATCH] Bluetooth: btusb: Add support for Edup BT5.1 Class1 Adapter (RTL8761B)

From: Joern Koerner
Date: Tue Feb 01 2022 - 07:48:34 EST


$ cat /sys/kernel/debug/usb/devices. T: Bus=02 Lev=02
Prnt=02 Port=00 Cnt=01 Dev#= 7 Spd=12 MxCh= 0 D: Ver= 1.10 Cls=e0(wlcon)
Sub=01 Prot=01 MxPS=64 #Cfgs= 1 P: Vendor=2550 ProdID=8761 Rev= 2.00 S:
Manufacturer=Realtek S: Product=Bluetooth Radio S:
SerialNumber=00E04C239987 C:* #Ifs= 2 Cfg#= 1 Atr=e0 MxPwr=500mA 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= 64 Ivl=0ms E:
Ad=82(I) Atr=02(Bulk) MxPS= 64 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

Signed-off-by: Joern Koerner <joern.koerner@xxxxxxx>
---
drivers/bluetooth/btusb.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index ea72afb7abea..ba467663b79a 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -477,6 +477,8 @@ static const struct usb_device_id blacklist_table[] = {
/* Additional Realtek 8761B Bluetooth devices */
{ USB_DEVICE(0x2357, 0x0604), .driver_info = BTUSB_REALTEK |
BTUSB_WIDEBAND_SPEECH },
+ { USB_DEVICE(0x2550, 0x8761), .driver_info = BTUSB_REALTEK |
+ BTUSB_WIDEBAND_SPEECH },

/* Additional Realtek 8761BU Bluetooth devices */
{ USB_DEVICE(0x0b05, 0x190e), .driver_info = BTUSB_REALTEK |
--
2.35.1