From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 73119C433EF for ; Tue, 28 Sep 2021 11:26:17 +0000 (UTC) Received: by mail.kernel.org (Postfix) id 54FD361159; Tue, 28 Sep 2021 11:26:17 +0000 (UTC) Received: from 3.mo5.mail-out.ovh.net (3.mo5.mail-out.ovh.net [46.105.40.108]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 1790361131 for ; Tue, 28 Sep 2021 11:26:15 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 1790361131 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=gk2.net Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=gk2.net Received: from player699.ha.ovh.net (unknown [10.108.16.177]) by mo5.mail-out.ovh.net (Postfix) with ESMTP id 164412D3C34 for ; Tue, 28 Sep 2021 13:26:14 +0200 (CEST) Received: from gk2.net (unknown [37.170.183.88]) (Authenticated sender: gerald@gk2.net) by player699.ha.ovh.net (Postfix) with ESMTPSA id D3C7B229A1034; Tue, 28 Sep 2021 11:26:01 +0000 (UTC) Authentication-Results:garm.ovh; auth=pass (GARM-100R003cb590aa0-8fc2-4133-940b-2c69e53847b7, 8B447295A3246458203B232FECD739CE5D91E33E) smtp.auth=gerald@gk2.net X-OVh-ClientIp:37.170.183.88 Subject: Re: mwifiex 1.0 (16.68.10.p159) - PCIEUSB-8997 firmware is buggy List-Id: To: Linux Wireless , Linux Firmware Cc: Sharvari Harisangam , Rakesh Parmar , Cathy Luo , Zhiyuan Yang , prashanthkrishnan.ranganathan@nxp.com, Ganapathi Bhat , zheng.cao@nxp.com, =?UTF-8?Q?Pali_Roh=c3=a1r?= , Josh Boyer References: <20210926104306.xocctztsuspx6oji@pali> From: =?UTF-8?Q?G=c3=a9rald_Kerma?= Message-ID: <1a47cb59-24e2-3393-b028-ad820d7dad9a@gk2.net> Date: Tue, 28 Sep 2021 13:26:00 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.13.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Content-Language: fr X-Ovh-Tracer-Id: 18146410277556312895 X-VR-SPAMSTATE: OK X-VR-SPAMSCORE: -100 X-VR-SPAMCAUSE: gggruggvucftvghtrhhoucdtuddrgedvtddrudektddgfeejucetufdoteggodetrfdotffvucfrrhhofhhilhgvmecuqfggjfdpvefjgfevmfevgfenuceurghilhhouhhtmecuhedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmnecujfgurhepuffvfhfhkffffgggjggtgfesthekredttdefjeenucfhrhhomhepiforrhgrlhgupgfmvghrmhgruceoghgrnhgurghlfhesghhkvddrnhgvtheqnecuggftrfgrthhtvghrnhepteeffeevieeltdehtdfhlefftdehkeeuvdekjefhheeujefhgfeileelheegtdfhnecuffhomhgrihhnpehgihhthhhusgdrtghomhdpkhgvrhhnvghlrdhorhhgnecukfhppedtrddtrddtrddtpdefjedrudejtddrudekfedrkeeknecuvehluhhsthgvrhfuihiivgeptdenucfrrghrrghmpehmohguvgepshhmthhpqdhouhhtpdhhvghlohepphhlrgihvghrieelledrhhgrrdhovhhhrdhnvghtpdhinhgvtheptddrtddrtddrtddpmhgrihhlfhhrohhmpehgrghnuggrlhhfsehgkhdvrdhnvghtpdhrtghpthhtoheplhhinhhugidqfhhirhhmfigrrhgvsehkvghrnhgvlhdrohhrgh Héllo all, A quick reply, just to correct a mistype sentence about the issue ! Le 27/09/2021 à 15:47, Josh Boyer a écrit : > On Sun, Sep 26, 2021 at 6:43 AM Pali Rohár wrote: >> Hello Josh, Sharvari and other from NXP! >> >> On Saturday 25 September 2021 19:23:48 Gérald Kerma wrote: >>> Correcting old marvell address to new nxp... >>> >>> Le 25/09/2021 à 19:19, Gérald Kerma a écrit : >>>> Héllo All, >>>> >>>> I made some few tests on EspressoBin-Ultra from GlobalScaleTechnologies, >>>> because of problem with the WiFi. >>>> >>>> I have done some quick tests on all the firmware of PCIEUSB-8997 using >>>> the pcieuart8997_combo_v4.bin on OpenWrt 21.02.x >>>> >>>> Here is a summary of the tests : >>>> - W16.68.10.p159 = KO >>>> - W16.68.1.p195 = KO >>>> - V16.68.1.p145 = OK >>>> - 16.68.1.p140 = OK >>>> - 16.68.1.p133 = OK >>>> - 16.68.1.p97 = OK >>>> - 16.68.1.p70 = KO >> From this user test result can be seen that last two versions of >> pcieusb8997_combo_v4.bin firmware file for 8997 wifi+bt card with >> official mainline linux kernel driver mwifiex were not properly tested >> internally in NXP and are causing serious issues which make 8997 card >> basically unusable. >> >> Sharvari and other NXP developers: Do you have some internal testing of >> this pcieusb8997_combo_v4.bin firmware for PCIe+USB variant of 8997 >> wifi chips? Or are you aware of this issue and do you have in NXP some >> workaround for it (e.g. at driver level)? Could you please look at this >> serious issue and try to debug firmware and release a new version, as >> this is obvious fatal error in firmware itself? >> >> Josh, how you in linux-firmware repository handle such, I must say, >> "fatal issues"? Wait for vendor fixes or revert problematic commits? Or >> something else? > We can revert if we need to, but I think it's not quite that simple. > >> Because when users starts upgrading linux-firmware packages in their >> downstream distributions then basically wifi cards on this 8997 chips >> with official mwifiex driver stops working. > The first broken version was committed in Feb of 2019. That's > approaching 3 years ago. Given that this is binary firmware, I have > no idea what else may or may not be included in the updates in the > meantime. > > josh > >>>> REF (and all details of tests) : >>>> https://github.com/NXP/mwifiex-firmware/issues/1 >>>> >>>> >>>> Broken firmware : >>>> >>>> Version |W16.68.1.p195| of |pcieusb8997_combo_v4.bin| was included into >>>> linux-firmware repository by this pull request: >>>> https://lore.kernel.org/all/CA+5PVA5yQbjg3vaT7F8120B6ngLn7+sZC0OWt0KoUiQR9hS4FA@mail.gmail.com/ >>>> >>>> >>>> And latest version |W16.68.10.p159| of |pcieusb8997_combo_v4.bin| by >>>> this pull request: >>>> https://lore.kernel.org/linux-firmware/CA+5PVA5on7+CRtEV7tThPxgucwt3W9i-tEXm4cgH-AmMB-Jrtg@mail.gmail.com/ >>>> >>>> >>>> Olders looks to works better. >>>> >>>> In quick tests, they allow more than 1 clients at a time ! In quick tests, they do *NOT* allow more than only 1 client at a time ! >>>> I am still testing the V16.68.1.p145 and report the results after some >>>> longer use... >>>> >>>> Hopes it will help... >>>> Regards, >>>> Gérald Kerma >>>> gandalf(at)gk2(dot)net Gérald