Re: wifi: 88W8801: Newest firmware for sd8801_uapsta.bin bug

[Lukasz Majewski <lukma@denx.de>]

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Hi Pali,

> On Saturday 08 May 2021 13:29:11 Pali Rohár wrote:
> > + Sharvari and Ganapathi
> > 
> > To let you know about this mwifiex firmware issue. Could you look
> > at it?
> > 
> > On Friday 07 May 2021 15:17:02 Lukasz Majewski wrote:  
> > > Dear community,
> > > 
> > > I would like to report that the version: 14.68.36.p204 of
> > > sd8801_uapsta.bin binary (newest, SHA1:
> > > ecdfcf8e2ca15f5682ab94fd30ba29fb869b24a7) has the issue with
> > > getting channel info (HostCmd_CMD_STA_CONFIGURE command
> > > execution).
> > > 
> > > As a result the module seems to be stuck and no transmission is
> > > performed.
> > > 
> > > The issue is not present in 14.68.36.p146 verson of the firmware.
> > >  
> 
> And FYI, NXP has newer version 14.76.36.p139 of this sd8801_uapsta.bin
> firmware in their mwifiex-firmware github repository:
> 
> https://github.com/NXP/mwifiex-firmware/commit/c38b125a920a695d360b62e8b1f7fb1c4e1afd46
> 
> I hope that Sharvari or Ganapathi brings some light in this issue...

Thanks for sharing this issue with NXP developers.

> 
> Lukasz, meanwhile could you try to check if this new firmware version
> has this issue fixed?
> 

It looks like the issue is still there (even new errors pops up when
compared to the original one):

root@mx6ul:~# dmesg|grep sdio
[   29.025231] mwifiex_sdio mmc0:0001:1: info: FW download over, size 262660 bytes
[   29.310488] mwifiex_sdio mmc0:0001:1: WLAN FW is active
[   29.390778] mwifiex_sdio mmc0:0001:1: CMD_RESP: cmd 0x242 error, result=0x2
[   29.398245] mwifiex_sdio mmc0:0001:1: mwifiex_process_cmdresp: cmd 0x242 
					 failed during       initialization
[   29.707952] mwifiex_sdio mmc0:0001:1: info: MWIFIEX VERSION: mwifiex 1.0 (14.76.36.p139) 
[   29.717360] mwifiex_sdio mmc0:0001:1: driver_version = mwifiex 1.0 (14.76.36.p139) 

root@mx6ul:~# ./tst_sdio.sh 
+ wpa_supplicant -B -i mlan0 -c /etc/wpa_supplicant.conf
Successfully initialized wpa_supplicant
+ sleep 3
[  251.425350] mwifiex_sdio mmc0:0001:1: CMD_RESP: cmd 0x107 error, result=0x2
+ udhcpc -i mlan0
udhcpc: started, v1.31.1
udhcpc: sending discover
[  256.476210] mwifiex_sdio mmc0:0001:1: CMD_RESP: cmd 0x107 error, result=0x2
udhcpc: sending discover
udhcpc: sending discover
[  261.497057] mwifiex_sdio mmc0:0001:1: CMD_RESP: cmd 0x107 error, result=0x2
[  261.507859] ieee80211 phy0: sched_scan start : n_ssids=1 n_match_sets=1 
[  261.515872] ieee80211 phy0: n_channels=13 interval=10 ie_len=0


Please pay attention to the new "cmd 0x107 error, result=0x2" issue with
this new FW version.

> > > For reproduction one needs to execute:
> > > #! /bin/sh
> > > set -x
> > > wpa_supplicant -B -i mlan0 -c /etc/wpa_supplicant.conf
> > > sleep 3
> > > dhclient mlan0
> > > 
> > > exit 0
> > > 
> > > 
> > > 
> > > I'm using the Azurewave AW-NM191NF module (with 88W8801 SoC).
> > > 
> > > Best regards,
> > > 
> > > Lukasz Majewski
> > > 
> > > --
> > > 
> > > DENX Software Engineering GmbH,      Managing Director: Wolfgang
> > > Denk HRB 165235 Munich, Office: Kirchenstr.5, D-82194
> > > Groebenzell, Germany Phone: (+49)-8142-66989-59 Fax:
> > > (+49)-8142-66989-80 Email: lukma@denx.de  



Best regards,

Lukasz Majewski

--

DENX Software Engineering GmbH,      Managing Director: Wolfgang Denk
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: (+49)-8142-66989-59 Fax: (+49)-8142-66989-80 Email: lukma@denx.de

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