From: bugzilla-daemon@kernel.org
To: linux-bluetooth@vger.kernel.org
Subject: [Bug 218472] mt7921e bluetooth not working
Date: Sat, 24 Feb 2024 15:51:58 +0000 [thread overview]
Message-ID: <bug-218472-62941-Rag6B9u3L8@https.bugzilla.kernel.org/> (raw)
In-Reply-To: <bug-218472-62941@https.bugzilla.kernel.org/>
https://bugzilla.kernel.org/show_bug.cgi?id=218472
--- Comment #7 from Chris (bugzilla@mail.cam-it.nl) ---
(In reply to jeremy from comment #6)
> You should post results from terminal for
> sudo cat /sys/kernel/debug/usb/devices| awk '/3585/' RS=
>
> The bluetooth devs usually want that info. I am guessing that you will need
> a kernel patch similar to
> https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git/
> commit/drivers/bluetooth/btusb.c?id=f0ad26ee822b197f2421462df9c358a5687fddfd
> but it would be at about line 610 of btusb.c and be
>
> { USB_DEVICE(0x13d3, 0x3585), .driver_info = BTUSB_MEDIATEK |
> BTUSB_WIDEBAND_SPEECH |
> BTUSB_VALID_LE_STATES },
Thanks Jeremy. I compiled btusb.c with that change and it works.
For completeness, here's the requested output of
sudo cat /sys/kernel/debug/usb/devices| awk '/3585/' RS=
T: Bus=03 Lev=01 Prnt=01 Port=06 Cnt=04 Dev#= 5 Spd=480 MxCh= 0
D: Ver= 2.10 Cls=ef(misc ) Sub=02 Prot=01 MxPS=64 #Cfgs= 1
P: Vendor=13d3 ProdID=3585 Rev= 1.00
S: Manufacturer=MediaTek Inc.
S: Product=Wireless_Device
S: SerialNumber=000000000
C:* #Ifs= 3 Cfg#= 1 Atr=e0 MxPwr=100mA
A: FirstIf#= 0 IfCount= 3 Cls=e0(wlcon) Sub=01 Prot=01
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=125us
E: Ad=82(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E: Ad=02(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms
I:* If#= 1 Alt= 0 #EPs= 2 Cls=e0(wlcon) Sub=01 Prot=01 Driver=btusb
E: Ad=83(I) Atr=01(Isoc) MxPS= 0 Ivl=1ms
E: Ad=03(O) 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=83(I) Atr=01(Isoc) MxPS= 9 Ivl=1ms
E: Ad=03(O) 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=83(I) Atr=01(Isoc) MxPS= 17 Ivl=1ms
E: Ad=03(O) 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=83(I) Atr=01(Isoc) MxPS= 25 Ivl=1ms
E: Ad=03(O) 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=83(I) Atr=01(Isoc) MxPS= 33 Ivl=1ms
E: Ad=03(O) 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=83(I) Atr=01(Isoc) MxPS= 49 Ivl=1ms
E: Ad=03(O) Atr=01(Isoc) MxPS= 49 Ivl=1ms
I: If#= 1 Alt= 6 #EPs= 2 Cls=e0(wlcon) Sub=01 Prot=01 Driver=btusb
E: Ad=83(I) Atr=01(Isoc) MxPS= 63 Ivl=1ms
E: Ad=03(O) Atr=01(Isoc) MxPS= 63 Ivl=1ms
I:* If#= 2 Alt= 0 #EPs= 2 Cls=e0(wlcon) Sub=01 Prot=01 Driver=(none)
E: Ad=8a(I) Atr=03(Int.) MxPS= 64 Ivl=125us
E: Ad=0a(O) Atr=03(Int.) MxPS= 64 Ivl=125us
I: If#= 2 Alt= 1 #EPs= 2 Cls=e0(wlcon) Sub=01 Prot=01 Driver=(none)
E: Ad=8a(I) Atr=03(Int.) MxPS= 512 Ivl=125us
E: Ad=0a(O) Atr=03(Int.) MxPS= 512 Ivl=125us
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next prev parent reply other threads:[~2024-02-24 15:51 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-02-08 20:09 [Bug 218472] New: mt7921e bluetooth not working bugzilla-daemon
2024-02-10 13:09 ` [Bug 218472] " bugzilla-daemon
2024-02-10 13:34 ` bugzilla-daemon
2024-02-10 18:31 ` bugzilla-daemon
2024-02-10 19:24 ` bugzilla-daemon
2024-02-14 23:58 ` bugzilla-daemon
2024-02-24 11:52 ` bugzilla-daemon
2024-02-24 15:51 ` bugzilla-daemon [this message]
2024-03-24 10:59 ` bugzilla-daemon
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