linux-kernel - Re: [PATCH] Bluetooth: btrtl: Additional Realtek 8822CE Bluetooth devices

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Message-Id: <B7A920BF-D47B-4D8C-911C-0082C8F8969A@holtmann.org>
Date:   Wed, 4 Sep 2019 16:07:26 +0200
From:   Marcel Holtmann <marcel@...tmann.org>
To:     Jian-Hong Pan <jian-hong@...lessm.com>
Cc:     Johan Hedberg <johan.hedberg@...il.com>,
        Matthias Brugger <matthias.bgg@...il.com>,
        linux-bluetooth@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux@...lessm.com
Subject: Re: [PATCH] Bluetooth: btrtl: Additional Realtek 8822CE Bluetooth
 devices

Hi Jian,

> The ASUS X412FA laptop contains a Realtek RTL8822CE device with an
> associated BT chip using a USB ID of 04ca:4005. This ID is added to the
> driver.
> 
> The /sys/kernel/debug/usb/devices portion for this device is:
> 
> T:  Bus=01 Lev=01 Prnt=01 Port=09 Cnt=04 Dev#=  4 Spd=12   MxCh= 0
> D:  Ver= 1.00 Cls=e0(wlcon) Sub=01 Prot=01 MxPS=64 #Cfgs=  1
> P:  Vendor=04ca ProdID=4005 Rev= 0.00
> S:  Manufacturer=Realtek
> S:  Product=Bluetooth Radio
> S:  SerialNumber=00e04c000001
> C:* #Ifs= 2 Cfg#= 1 Atr=a0 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
> 
> Buglink: https://bugzilla.kernel.org/show_bug.cgi?id=204707
> Signed-off-by: Jian-Hong Pan <jian-hong@...lessm.com>
> ---
> drivers/bluetooth/btusb.c | 3 +++
> 1 file changed, 3 insertions(+)

patch has been applied to bluetooth-stable tree.

Regards

Marcel