linux-kernel - Re: [PATCH] [PATCH] Bluetooth: btusb: Add support Mediatek MT7920

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Message-ID: <5c0ce057-992b-4200-bb74-b84826974860@leemhuis.info>
Date: Mon, 15 Apr 2024 14:30:51 +0200
From: "Linux regression tracking (Thorsten Leemhuis)"
 <regressions@...mhuis.info>
To: Deren Wu (武德仁) <Deren.Wu@...iatek.com>,
 "regressions@...ts.linux.dev" <regressions@...ts.linux.dev>,
 Peter Tsao (曹珆彰) <Peter.Tsao@...iatek.com>,
 "mike@...eburn.co.uk" <mike@...eburn.co.uk>
Cc: "marcel@...tmann.org" <marcel@...tmann.org>,
 "linux-mediatek@...ts.infradead.org" <linux-mediatek@...ts.infradead.org>,
 "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
 Chris Lu (陸稚泓) <Chris.Lu@...iatek.com>,
 "linux-bluetooth@...r.kernel.org" <linux-bluetooth@...r.kernel.org>,
 "johan.hedberg@...il.com" <johan.hedberg@...il.com>,
 Steve Lee (李視誠) <steve.lee@...iatek.com>,
 Sean Wang <Sean.Wang@...iatek.com>, Aaron Hou (侯俊仰)
 <Aaron.Hou@...iatek.com>, "luiz.dentz@...il.com" <luiz.dentz@...il.com>
Subject: Re: [PATCH] [PATCH] Bluetooth: btusb: Add support Mediatek MT7920

On 05.04.24 11:15, Deren Wu (武德仁) wrote:
> 
> Thanks for the note. We are looking for solution for this issue. Peter
> would post the new patch. :)

Anyone still working on this, as that afaics did not happen -- or was
there progress and I just missed it?

Ciao, Thorsten (wearing his 'the Linux kernel's regression tracker' hat)
--
Everything you wanna know about Linux kernel regression tracking:
https://linux-regtracking.leemhuis.info/about/#tldr
If I did something stupid, please tell me, as explained on that page.

#regzbot poke

> On Fri, 2024-04-05 at 10:34 +0200, Linux regression tracking (Thorsten
> Leemhuis) wrote:
>> [CCing the regression list, as it should be in the loop for
>> regressions:
>>
> https://urldefense.com/v3/__https://docs.kernel.org/admin-guide/reporting-regressions.html__;!!CTRNKA9wMg0ARbw!n9OQDQtfMiQdddzNLvMEOMLnnEHhw12KRY5W5YPscQJTiNQtuIVuJufNc2UYpy-rUlRtMUwZsL5NDERIf1CoGox8J2I$
>>  ]
>>
>> On 01.04.24 17:20, Mike Lothian wrote:
>>> On Mon, 1 Apr 2024 at 15:44, Mike Lothian <mike@...eburn.co.uk>
>>> wrote:
>>>>
>>>> I think this patch is causing issues with older firmware
>>>>
>>>> Bus 003 Device 002: ID 13d3:3563 IMC Networks Wireless_Device
>>>>
>>>> [    0.315064] Bluetooth: Core ver 2.22
>>>> [    0.315064] NET: Registered PF_BLUETOOTH protocol family
>>>> [    0.315064] Bluetooth: HCI device and connection manager
>>>> initialized
>>>> [    0.315064] Bluetooth: HCI socket layer initialized
>>>> [    0.315064] Bluetooth: L2CAP socket layer initialized
>>>> [    0.315064] Bluetooth: SCO socket layer initialized
>>>> [    4.670811] Bluetooth: RFCOMM TTY layer initialized
>>>> [    4.671029] Bluetooth: RFCOMM socket layer initialized
>>>> [    4.671790] Bluetooth: RFCOMM ver 1.11
>>>> [    4.673416] Bluetooth: BNEP (Ethernet Emulation) ver 1.3
>>>> [    4.673659] Bluetooth: BNEP filters: protocol multicast
>>>> [    4.673895] Bluetooth: BNEP socket layer initialized
>>>> [    4.674125] Bluetooth: HIDP (Human Interface Emulation) ver
>>>> 1.2
>>>> [    4.674360] Bluetooth: HIDP socket layer initialized
>>>> [    5.016365] bluetooth hci0: Direct firmware load for
>>>> mediatek/BT_RAM_CODE_MT7961_1a_2_hdr.bin failed with error -2
>>>> [    5.017163] Bluetooth: hci0: Failed to load firmware file (-2)
>>>> [    5.017557] Bluetooth: hci0: Failed to set up firmware (-2)
>>>> [    5.018129] Bluetooth: hci0: HCI Enhanced Setup Synchronous
>>>> Connection command is advertised, but not supported.
>>>>
>>>> The correct name should be
>>>> mediatek/BT_RAM_CODE_MT7961_1_2_hdr.bin
>>>>
>>>> Reverting this patch fixes things
>>>
>>> If it helps, the device ID is 0x7961 and the fw_flavour is 24 or
>>> 0x18 in hex
>>
>> Thanks for the report!
>>
>> Peter, did you look into this?
>>
>> Anyway: To be sure the issue doesn't fall through the cracks
>> unnoticed,
>> I'm adding it to regzbot, the Linux kernel regression tracking bot:
>>
>> #regzbot report:
>>
> https://lore.kernel.org/all/20240401144424.1714-1-mike@fireburn.co.uk/
>> #regzbot introduced: 1cb63d80fff6c4
>> #regzbot title: net: Bluetooth: firmware loading problems with older
>> firmware
>> #regzbot ignore-activity
>>
>> Ciao, Thorsten (wearing his 'the Linux kernel's regression tracker'
>> hat)
>> --
>> Everything you wanna know about Linux kernel regression tracking:
>>
> https://urldefense.com/v3/__https://linux-regtracking.leemhuis.info/about/*tldr__;Iw!!CTRNKA9wMg0ARbw!n9OQDQtfMiQdddzNLvMEOMLnnEHhw12KRY5W5YPscQJTiNQtuIVuJufNc2UYpy-rUlRtMUwZsL5NDERIf1CoQcaol0s$
>>  
>> That page also explains what to do if mails like this annoy you.