netdev - Re: [PATCH v2] wifi: rtl8xxxu: fix authentication timeout due to incorrect RCR value

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Message-ID: <ZFzfAH+a4ivS3gXo@corigine.com>
Date: Thu, 11 May 2023 14:26:40 +0200
From: Simon Horman <simon.horman@...igine.com>
To: Larry Finger <Larry.Finger@...inger.net>
Cc: Yun Lu <luyun_611@....com>, Jes.Sorensen@...il.com, kvalo@...nel.org,
	davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org,
	pabeni@...hat.com, linux-wireless@...r.kernel.org,
	netdev@...r.kernel.org
Subject: Re: [PATCH v2] wifi: rtl8xxxu: fix authentication timeout due to
 incorrect RCR value

On Wed, May 10, 2023 at 11:34:19PM -0500, Larry Finger wrote:
> On 5/10/23 22:18, Yun Lu wrote:
> > From: Yun Lu <luyun@...inos.cn>
> > 
> > When using rtl8192cu with rtl8xxxu driver to connect wifi, there is a
> > probability of failure, which shows "authentication with ... timed out".
> > Through debugging, it was found that the RCR register has been inexplicably
> > modified to an incorrect value, resulting in the nic not being able to
> > receive authenticated frames.
> > 
> > To fix this problem, add regrcr in rtl8xxxu_priv struct, and store
> > the RCR value every time the register is writen, and use it the next

nit: s/writen/written/

> > time the register need to be modified.
> > 
> > Signed-off-by: Yun Lu <luyun@...inos.cn>

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