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 3CA2FC433EF for ; Sat, 9 Oct 2021 12:36:33 +0000 (UTC) Received: by mail.kernel.org (Postfix) id 173376105A; Sat, 9 Oct 2021 12:36:33 +0000 (UTC) Received: by mail.kernel.org (Postfix) with ESMTPSA id F218060FC1; Sat, 9 Oct 2021 12:36:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1633782993; bh=MntcXtnr6pLQc4jWYXMRhxpGAL7NKY62+dkmNR0CwEw=; h=References:In-Reply-To:From:Date:Subject:To:List-Id:Cc:From; b=TD0ipfF6S2RxfA4gCRYzW/ERSSCxT3xyxno2smhU3kaK3sOFQnZCWdoRgSSJEUWPz yS3qKc8jT6F6q9qTVag/x7SS0ZqRl9/46/S1do/eHl+0lYjLMslbEPQyqKugwSelDq JQnai1xqdSpy99i4laI2v8ku/YSNhl93fz5BZZwYohrvdlMqSgtH4nAchSHgKFktxy LwU8MoRvBPReJZtdYONgMDVGxChfEkx6YtIGVAsq5nyHUgA/pD9WFxZ4WUgK7MOsvR D1C4OUHLAB4f34IhpAXNsCwn/dMyCXzMFIaOSIrx/xBqS2u+eAinyVHaPr5Uo4I1WP bsMjMael1DMtg== Received: by mail-io1-f51.google.com with SMTP id y67so1935290iof.10; Sat, 09 Oct 2021 05:36:32 -0700 (PDT) X-Gm-Message-State: AOAM530+lfszip5zyusJksKxYwIJhJ01viKpqFN3Usfy3I/4PZ7a1jOO dzmnSSIvbCISUUcw8QU5aZEkcLn9U1VYpqWime4= X-Google-Smtp-Source: ABdhPJwPNdDBUtanfzLRgdjU1m4kEIcpkbUtH0fqL1KnUmIHH+nmilJfY7piSQR/nosjebVXfwU87MxiHaOE5vAuxeI= X-Received: by 2002:a5d:8f86:: with SMTP id l6mr11399268iol.55.1633782992343; Sat, 09 Oct 2021 05:36:32 -0700 (PDT) MIME-Version: 1.0 References: <20210926104306.xocctztsuspx6oji@pali> <20211009110715.dsq2v6gyf327ltrm@pali> In-Reply-To: <20211009110715.dsq2v6gyf327ltrm@pali> From: Josh Boyer Date: Sat, 9 Oct 2021 08:36:21 -0400 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: mwifiex 1.0 (16.68.10.p159) - PCIEUSB-8997 firmware is buggy To: =?UTF-8?Q?Pali_Roh=C3=A1r?= List-Id: Cc: Josh Boyer , Sharvari Harisangam , Linux Firmware , Linux Wireless , =?UTF-8?Q?G=C3=A9rald_Kerma?= , Rakesh Parmar , Cathy Luo , Zhiyuan Yang , prashanthkrishnan.ranganathan@nxp.com, Ganapathi Bhat , zheng.cao@nxp.com Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Sat, Oct 9, 2021 at 7:07 AM Pali Roh=C3=A1r wrote: > > On Monday 27 September 2021 09:47:23 Josh Boyer wrote: > > On Sun, Sep 26, 2021 at 6:43 AM Pali Roh=C3=A1r wrote= : > > > > > > Hello Josh, Sharvari and other from NXP! > > > > > > On Saturday 25 September 2021 19:23:48 G=C3=A9rald Kerma wrote: > > > > Correcting old marvell address to new nxp... > > > > > > > > Le 25/09/2021 =C3=A0 19:19, G=C3=A9rald Kerma a =C3=A9crit : > > > > > H=C3=A9llo All, > > > > > > > > > > I made some few tests on EspressoBin-Ultra from GlobalScaleTechno= logies, > > > > > 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 =3D KO > > > > > - W16.68.1.p195 =3D KO > > > > > - V16.68.1.p145 =3D OK > > > > > - 16.68.1.p140 =3D OK > > > > > - 16.68.1.p133 =3D OK > > > > > - 16.68.1.p97 =3D OK > > > > > - 16.68.1.p70 =3D 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 teste= d > > > 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 som= e > > > workaround for it (e.g. at driver level)? Could you please look at th= is > > > 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 > > Josh, do you have any contact in NXP? Because I really do no know how to > get some information about this issue and seems that everything related > to these firmware issues makes just big silence. I do not. 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 include= d into > > > > > linux-firmware repository by this pull request: > > > > > https://lore.kernel.org/all/CA+5PVA5yQbjg3vaT7F8120B6ngLn7+sZC0OW= t0KoUiQR9hS4FA@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+CRtEV7tThPxguc= wt3W9i-tEXm4cgH-AmMB-Jrtg@mail.gmail.com/ > > > > > > > > > > > > > > > Olders looks to works better. > > > > > > > > > > In quick tests, they allow more than 1 clients 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, > > > > > G=C3=A9rald Kerma > > > > > gandalf(at)gk2(dot)net > > > >