linux-kernel - RE: [EXT] Re: [PATCH] wifi: mwifiex: fix firmware crash for AP DFS mode

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Message-ID:
 <PA4PR04MB96385C38F3BB46684ABB6FE2D1972@PA4PR04MB9638.eurprd04.prod.outlook.com>
Date: Fri, 30 Aug 2024 08:25:39 +0000
From: David Lin <yu-hao.lin@....com>
To: Francesco Dolcini <francesco@...cini.it>
CC: "linux-wireless@...r.kernel.org" <linux-wireless@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"briannorris@...omium.org" <briannorris@...omium.org>, "kvalo@...nel.org"
	<kvalo@...nel.org>, Pete Hsieh <tsung-hsien.hsieh@....com>, Sascha Hauer
	<s.hauer@...gutronix.de>
Subject: RE: [EXT] Re: [PATCH] wifi: mwifiex: fix firmware crash for AP DFS
 mode

> From: Francesco Dolcini <francesco@...cini.it>
> Sent: Friday, August 30, 2024 4:11 PM
> To: David Lin <yu-hao.lin@....com>
> Cc: linux-wireless@...r.kernel.org; linux-kernel@...r.kernel.org;
> briannorris@...omium.org; kvalo@...nel.org; francesco@...cini.it; Pete
> Hsieh <tsung-hsien.hsieh@....com>
> Subject: [EXT] Re: [PATCH] wifi: mwifiex: fix firmware crash for AP DFS mode 
> 
> On Fri, Aug 30, 2024 at 04:07:19PM +0800, David Lin wrote:
> > Firmware crashes when AP works on a DFS channel and radar detection
> occurs.
> > This patch fixes the issue, also add "fake_radar_detect" entry to
> > mimic radar detection for testing purpose.
> 
> Is this issue generic or specific to some firmware version or Wi-Fi device?
> 
> Francesco
> 

This is generic issue. Mwifiex is too old to have the correct code to handle DFS.

David