Re: [PATCH] Bluetooth: Add support for Realtek 8761BU Bluetooth receivers of ID 2550:8761

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Marcel,

> Hi Bruce,
>
>> Add support for Realtek 8761BU Bluetooth receivers of ID 2550:8761 by
>> adding the appropriate ID to btusb.c to cause firmware to load.
>> e.g.: EDUP EP-B2536, MPOW BH519A, MPOW BH456A

The portion of /sys/kernel/debug/usb/devices pertaining to this device is:

T:  Bus=02 Lev=01 Prnt=01 Port=09 Cnt=02 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: Bruce Link <bruce@xxxxxxx>
>> ---
>> N.B. I am able to successfully test this patch on my own system, but
>> cannot meet the requirement of 4 other systems due to lack of
>> availability. I hope this is acceptable given the small scope of the
>> patch.

Also, it appears I may have duplicated the effort of Jack Murray at
msg96364

drivers/bluetooth/btusb.c | 3 +++
1 file changed, 3 insertions(+)
>>
>> diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
>> index c30d131da784..16254681e162 100644
>> --- a/drivers/bluetooth/btusb.c
>> +++ b/drivers/bluetooth/btusb.c
>> @@ -482,6 +482,9 @@ static const struct usb_device_id blacklist_table[] = {
>>         /* Additional Realtek 8761BU Bluetooth devices */
>>         { USB_DEVICE(0x0b05, 0x190e), .driver_info = BTUSB_REALTEK |
>> BTUSB_WIDEBAND_SPEECH },
>> +       { USB_DEVICE(0x2550, 0x8761), .driver_info = BTUSB_REALTEK |
>> + BTUSB_WIDEBAND_SPEECH },
>> +
>>
>>         /* Additional Realtek 8821AE Bluetooth devices */
>>         { USB_DEVICE(0x0b05, 0x17dc), .driver_info = BTUSB_REALTEK },
>
> please provide a patch that is garbled and include usb/devices info.
>
> Regards
>
> Marcel
>
Apologies for the omissions. This is my first rodeo.

Bruce




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