linux-kernel - Re: [REGRESSION] MT7915E doesn't work any more with v6.9

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Message-ID: <874jam9z5x.fsf@kernel.org>
Date: Sat, 25 May 2024 09:35:38 +0300
From: Kalle Valo <kvalo@...nel.org>
To: Johannes Berg <johannes@...solutions.net>
Cc: Oleksandr Natalenko <oleksandr@...alenko.name>,
  linux-kernel@...r.kernel.org,  linux-wireless@...r.kernel.org,  "Linux
 regression tracking (Thorsten Leemhuis)" <regressions@...mhuis.info>,
  linux-mediatek@...ts.infradead.org,
  linux-arm-kernel@...ts.infradead.org,  Felix Fietkau <nbd@....name>,
  Lorenzo Bianconi <lorenzo@...nel.org>,  Ryder Lee
 <ryder.lee@...iatek.com>,  Shayne Chen <shayne.chen@...iatek.com>,  Sean
 Wang <sean.wang@...iatek.com>,  Matthias Brugger <matthias.bgg@...il.com>,
  AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>,
  Peter Chiu <chui-hao.chiu@...iatek.com>,  StanleyYP Wang
 <StanleyYP.Wang@...iatek.com>,  Linux regressions mailing list
 <regressions@...ts.linux.dev>
Subject: Re: [REGRESSION] MT7915E doesn't work any more with v6.9

Kalle Valo <kvalo@...nel.org> writes:

> Johannes Berg <johannes@...solutions.net> writes:
>
>> On Wed, 2024-05-15 at 00:51 +0200, Oleksandr Natalenko wrote:
>>> Also /cc Johannes because of this commit:
>>> 
>>> 6092077ad09ce wifi: mac80211: introduce 'channel request'
>>> 
>>> On středa 15. května 2024 0:43:40, SELČ Oleksandr Natalenko wrote:
>>> > Hello Felix, Lorenzo et al.
>>> > 
>>> > With v6.9 kernel the following card:
>>> > 
>>> > 01:00.0 Unclassified device [0002]: MEDIATEK Corp. MT7915E
>>> > 802.11ax PCI Express Wireless Network Adapter [14c3:7915]
>>> > 
>>> > doesn't work any more. Upon mt7915e module insertion the following splat happens:
>>> > 
>>
>> 6.9 didn't get commit 2f7cf3b61d85 ("wifi: mt76: mt7915: add missing
>> chanctx ops")? Huh?
>
> Yeah, commit 2f7cf3b61d85 should have been taken to wireless tree but it
> fell through the cracks. I didn't realise that it's an important bugfix
> and the commit message didn't give any indication of that either.
>
> But commit 2f7cf3b61d85 is now in Linus' tree so it would be good if
> someone could submit it to stable releases.

Johannes pointed out to me that the commit is already in stable:

https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=linux-6.9.y&id=ddb02739a2be54ed922bce3cb57d5f901590ee70

So all should be good now.

-- 
https://patchwork.kernel.org/project/linux-wireless/list/

https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches