netdev - Re: help for driver porting - missing member preset_chandef in struct wireless

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Date:   Mon, 22 Aug 2022 17:02:21 +0200
From:   Johannes Berg <johannes@...solutions.net>
To:     Frank Wunderlich <frank-w@...lic-files.de>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>
Cc:     linux-wireless@...r.kernel.org, linux-kernel@...r.kernel.org,
        netdev@...r.kernel.org
Subject: Re: help for driver porting - missing member preset_chandef in
 struct wireless_dev

On Mon, 2022-08-22 at 16:04 +0200, Frank Wunderlich wrote:
> hi,
> 
> i'm working on porting an old/huge wireless driver (mt6625l) [2] to linux 6.0 [1]
> 
> i hang on missing member preset_chandef in struct wireless_dev
> 
> 	struct wireless_dev *wdev = dev->ieee80211_ptr;
> 	struct cfg80211_chan_def *chandef = &wdev->preset_chandef;
> 
> it looks like this member is moved from the wdev into some mesh structure...my driver does not support mesh. any chance to fix this?
> 

Yes. Make sure the driver doesn't access it, it should get stuff through
other APIs.

johannes