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Message-ID: <b30e2fd3-55a4-b4fa-e72d-54dc6b22af82@jonathanweth.de>
Date:   Tue, 2 Aug 2022 18:13:09 +0200
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To:     larry.finger@lwfinger.net
Cc:     gustavo@padovan.org, hildawu@realtek.com, johan.hedberg@gmail.com,
        linux-bluetooth@vger.kernel.org, marcel@holtmann.org,
        stable@vger.kernel.org
References: <20210927204302.10871-1-Larry.Finger@lwfinger.net>
Subject: Re: [PATCH] bluetooth: Add another Bluetooth part for Realtek 8852AE
Content-Language: de-DE
From:   Jonathan Weth <dev@jonathanweth.de>
In-Reply-To: <20210927204302.10871-1-Larry.Finger@lwfinger.net>
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Hi everyone,

>> This Realtek device has both wifi and BT components. The latter reports
>> a USB ID of 0bda:4852, which is not in the table.
>> 
>> The portion of /sys/kernel/debug/usb/devices pertaining to this device is
>> 
>> T:  Bus=06 Lev=01 Prnt=01 Port=03 Cnt=02 Dev#=  3 Spd=12   MxCh= 0
>> D:  Ver= 1.00 Cls=e0(wlcon) Sub=01 Prot=01 MxPS=64 #Cfgs=  1
>> P:  Vendor=0bda ProdID=4852 Rev= 0.00
>> S:  Manufacturer=Realtek
>> S:  Product=Bluetooth Radio
>> S:  SerialNumber=00e04c000001
>> 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: Larry Finger <Larry.Finger@lwfinger.net>
>> Cc: Stable <stable@vger.kernel.org>
>> ---
>> drivers/bluetooth/btusb.c | 2 ++
>> 1 file changed, 2 insertions(+)
> 
> patch does not apply cleanly to bluetooth-next tree.

Is there any progress according to this fix? I would like to help as 
this prevents my bluetooth interface from working but I actually don't 
know how.

Regards

Jonathan

-- 
Jonathan Weth
mail@jonathanweth.de