linux-kernel - Re: [PATCH v2 00/43] wifi: nxpwifi: create nxpwifi to support iw61x

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Message-ID: <ZswyBSyDC8it95Zt@pengutronix.de>
Date: Mon, 26 Aug 2024 09:43:01 +0200
From: Sascha Hauer <s.hauer@...gutronix.de>
To: Francesco Dolcini <francesco@...cini.it>
Cc: David Lin <yu-hao.lin@....com>, linux-wireless@...r.kernel.org,
	linux-kernel@...r.kernel.org, kvalo@...nel.org,
	johannes@...solutions.net, briannorris@...omium.org,
	tsung-hsien.hsieh@....com, kernel@...gutronix.de
Subject: Re: [PATCH v2 00/43] wifi: nxpwifi: create nxpwifi to support iw61x

On Sat, Aug 24, 2024 at 03:48:39PM +0200, Francesco Dolcini wrote:
> On Thu, Aug 22, 2024 at 02:56:25PM +0200, Sascha Hauer wrote:
> > On Fri, Aug 09, 2024 at 05:44:50PM +0800, David Lin wrote:
> > > This series adds support for IW61x which is a new family of 2.4/5 GHz
> > > dual-band 1x1 Wi-Fi 6, Bluetooth/Bluetooth Low Energy 5.2 and 15.4
> > > tri-radio single chip by NXP. These devices support 20/40/80MHz
> > > single spatial stream in both STA and AP mode. Communication to the
> > > IW61x is done via SDIO interface
> > > 
> > > This driver is a derivative of existing Mwifiex [1] and based on similar
> > > full-MAC architecture [2]. It has been tested with i.MX8M Mini evaluation
> > > kits in both AP and STA mode.
> > > 
> > > All code passes sparse and checkpatch
> > > 
> > > Data sheet (require registration):
> > > https://www.nxp.com/products/wireless-connectivity/wi-fi-plus-bluetooth-
> > > plus-802-15-4/2-4-5-ghz-dual-band-1x1-wi-fi-6-802-11ax-plus-bluetooth-5-
> > > 4-plus-802-15-4-tri-radio-solution:IW612
> > > 
> > > Known gaps to be addressed in the following patches,
> > >   - Enable 11ax capabilities. This initial patch support up to 11ac.
> > >   - Support DFS channel. This initial patch doesn't support DFS channel in
> > >     both AP/STA mode.
> > > 
> > > This patch is presented as a request for comment with the intention of being
> > > made into a patch after initial feedbacks are addressed
> > > 
> > > [1] We had considered adding IW61x to mwifiex driver, however due to
> > >     FW architecture, host command interface and supported features are
> > >     significantly different, we have to create the new nxpwifi driver.
> > >     Subsequent NXP chipsets will be added and sustained in this new driver.
> > 
> > I added IW61x support to the mwifiex driver and besides the VDLL
> > handling which must be added I didn't notice any differences. There
> > might be other differences, but I doubt that these can't be integrated
> > into the mwifiex driver.
> 
> Maybe you can share an RFC patch with what you currently have available
> to support IW61x within the current mwifiex driver?

I just did, see:

https://lore.kernel.org/linux-wireless/20240826072648.167004-1-s.hauer@pengutronix.de/

Sascha

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