Message-ID:
 <PA4PR04MB96389A5DDB41DFF80CBB4738D17D2@PA4PR04MB9638.eurprd04.prod.outlook.com>
Date: Tue, 30 Jan 2024 07:19:40 +0000
From: David Lin <yu-hao.lin@....com>
To: Rafael Beims <rafael@...ms.me>, "linux-wireless@...r.kernel.org"
	<linux-wireless@...r.kernel.org>
CC: "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"briannorris@...omium.org" <briannorris@...omium.org>, "kvalo@...nel.org"
	<kvalo@...nel.org>, "francesco@...cini.it" <francesco@...cini.it>, Pete Hsieh
	<tsung-hsien.hsieh@....com>
Subject: RE: [EXT] Re: [PATCH v8 0/2] wifi: mwifiex: add code to support host
 mlme

> From: Rafael Beims <rafael@...ms.me>
> Sent: Friday, January 19, 2024 1:09 AM
> To: David Lin <yu-hao.lin@....com>; linux-wireless@...r.kernel.org
> Cc: linux-kernel@...r.kernel.org; briannorris@...omium.org;
> kvalo@...nel.org; francesco@...cini.it; Pete Hsieh
> <tsung-hsien.hsieh@....com>
> Subject: [EXT] Re: [PATCH v8 0/2] wifi: mwifiex: add code to support host mlme
> 
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> 
> 
> On 22/12/2023 00:21, David Lin wrote:
> 
> > This series add host based MLME support to the mwifiex driver, this
> > enables WPA3 support in both client and AP mode.
> > To enable WPA3, a firmware with corresponding V2 Key API support is
> > required.
> > The feature is currently only enabled on NXP IW416 (SD8978), and it
> > was internally validated by the NXP QA team. Other NXP Wi-Fi chips
> > supported in current mwifiex are not affected by this change.
> >
> > v8:
> >     - Separate 6/12 from patch v7.
> >       As it's a bug fix not part of host MLME feature.
> >     - Rearrnage MLME feature into 2 patches:
> >       a. Add host based MLME support for STA mode.
> >       b. Add host based MLME support for AP mode.
> >
> > v7:
> >     - Fix regression: Downlink throughput degraded by 70% in AP mode.
> >     - Fix issue: On STAUT, kernel Oops occurs when there is no association
> >       response from AP.
> >     - Fix issue: On STAUT, if AP leaves abruptly and deauth is missing,
> >       STA can't connect to AP anymore.
> >     - Fix regression: STA can't connect to AP when host_mlme is disabled
> >       (impact all chips).
> >     - Address reviewer comments.
> >
> > v6:
> >     - Correct mailing sequence.
> >
> > v5:
> >     - Add host base MLME support to enable WPA3 functionalities for both
> >       STA and AP mode.
> >     - This feature (WPA3) required a firmware with corresponding Key API
> V2
> >       support.
> >     - QA validation and regression have been covered for IW416.
> >     - This feature (WPA3) is currently enabled and verified only for IW416.
> >     - Changelogs since patch V4:
> >       a. Add WPA3 support for AP mode.
> >       b. Bug fix: In WPA3 STA mode, deice gets disconnected from AP
> >          when group rekey occurs.
> >       c. Bug fix: STAUT doesn't send WMM IE in association request when
> >          associate to a WMM-AP.
> >
> > v4:
> >     - Refine code segment per review comment.
> >     - Add API to check firmware encryption key command version when
> >       host_mlme is enabled.
> >
> > v3:
> >     - Cleanup commit message.
> >
> > v2:
> >     - Fix checkpatch error (pwe[1] -> pwe[0]).
> >     - Move module parameter 'host_mlme' to mwifiex_sdio_device
> structure.
> >       Default only enable for IW416.
> >     - Disable advertising NL80211_FEATURE_SAE if host_mlme is not
> enabled.
> >
> > David Lin (2):
> >    wifi: mwifiex: add host mlme for client mode
> >    wifi: mwifiex: add host mlme for AP mode
> >
> >   .../net/wireless/marvell/mwifiex/cfg80211.c   | 394
> +++++++++++++++++-
> >   drivers/net/wireless/marvell/mwifiex/cmdevt.c |  27 ++
> >   drivers/net/wireless/marvell/mwifiex/decl.h   |  22 +
> >   drivers/net/wireless/marvell/mwifiex/fw.h     |  54 +++
> >   drivers/net/wireless/marvell/mwifiex/init.c   |   6 +
> >   drivers/net/wireless/marvell/mwifiex/ioctl.h  |   5 +
> >   drivers/net/wireless/marvell/mwifiex/join.c   |  66 ++-
> >   drivers/net/wireless/marvell/mwifiex/main.c   |  54 +++
> >   drivers/net/wireless/marvell/mwifiex/main.h   |  17 +
> >   drivers/net/wireless/marvell/mwifiex/scan.c   |   6 +
> >   drivers/net/wireless/marvell/mwifiex/sdio.c   |  13 +
> >   drivers/net/wireless/marvell/mwifiex/sdio.h   |   2 +
> >   .../wireless/marvell/mwifiex/sta_cmdresp.c    |   2 +
> >   .../net/wireless/marvell/mwifiex/sta_event.c  |  36 +-
> >   .../net/wireless/marvell/mwifiex/sta_ioctl.c  |   3 +-
> >   drivers/net/wireless/marvell/mwifiex/sta_tx.c |   9 +-
> >   .../net/wireless/marvell/mwifiex/uap_cmd.c    | 171 ++++++++
> >   drivers/net/wireless/marvell/mwifiex/util.c   | 104 +++++
> >   18 files changed, 974 insertions(+), 17 deletions(-)
> >
> >
> > base-commit: 783004b6dbda2cfe9a552a4cc9c1d168a2068f6c
> 
> I applied the two commits of this series on top of v6.7 but unfortunately the AP
> is failing to start with the patches. I get this output from "hostapd -d" (running
> on a Verdin AM62 with IW416):
> 
> nl80211: kernel reports: Match already configured
> nl80211: Register frame command failed (type=176): ret=-114 (Operation
> already in progress)
> nl80211: Register frame match - hexdump(len=0): [NULL]
> 
> If I run the same hostapd on v6.7 without the patches, the AP is started with no
> issues.
> 
> 
> Is there anything else that should be done in order to test this?
> 
> 
> Rafael

I applied patch v8 (mbox from patch work) to Linux stable repository (tag v6.7.2).

Both client and AP mode can work with and without WPA3.

David

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