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 7822AC433EF for ; Sat, 9 Oct 2021 12:45:15 +0000 (UTC) Received: by mail.kernel.org (Postfix) id 3DA0760F6D; Sat, 9 Oct 2021 12:45:15 +0000 (UTC) Received: by mail.kernel.org (Postfix) with ESMTPSA id CBE0860F70; Sat, 9 Oct 2021 12:45:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1633783515; bh=B/hi74ljqc3YHoZpkc5JJWPP9DfY1Qu0MMNYxzcFtX8=; h=Date:From:To:List-Id:Cc:Subject:References:In-Reply-To:From; b=dSM4QgC7gzmtYWiBsKcygfLE85/R3JUr1UFGGjOJfM0ipoFhBj5bzKJb4VEtRi2lu mbVR4UfhC3xz6zSfKkvy4Wd8+F6ibQzmRdABkXrSktt8nk9WXiwNyf35xTubqa8uOk bEZ2z5vsyd/L3JuRADLyUT1FOYKvFfRM/AD7w2m+B7M86PCQIRPmk/0y0AyChpGMmW mmlsw0gW5YlIvN5BwhpPDlBH0NNDY2cp6xmsZwGgPjEe1QCiuNMJjg2VH7SH5KM1AU yDfFTFZsrLgK23j9lAnE1+TLmpAuR8AfMU2tZ/z5c5BntXuV/syMkxbCwY/gmbHAWe mP2YoccBb6c6g== Received: by pali.im (Postfix) id 0AE36310; Sat, 9 Oct 2021 14:45:11 +0200 (CEST) Date: Sat, 9 Oct 2021 14:45:11 +0200 From: Pali =?utf-8?B?Um9ow6Fy?= To: Sharvari Harisangam , Rakesh Parmar , Cathy Luo , prashanthkrishnan.ranganathan@nxp.com, zheng.cao@nxp.com List-Id: Cc: Linux Firmware , Linux Wireless , =?utf-8?Q?G=C3=A9rald?= Kerma , Ganapathi Bhat Subject: Re: mwifiex 1.0 (16.68.10.p159) - PCIEUSB-8997 firmware is buggy Message-ID: <20211009124511.6apo3nox5jgn6n5o@pali> References: <20210926104306.xocctztsuspx6oji@pali> <20211009110715.dsq2v6gyf327ltrm@pali> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: User-Agent: NeoMutt/20180716 Sharvari, Rakesh, Cathy, Zheng: could you please look at this issue? NXP sent firmware to linux-firmware repository which does not work and it is causing issues to users. On Saturday 09 October 2021 08:36:21 Josh Boyer wrote: > On Sat, Oct 9, 2021 at 7:07 AM Pali Rohár wrote: > > > > On Monday 27 September 2021 09:47:23 Josh Boyer wrote: > > > 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 > > > > 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 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 ! > > > > > > > > > > > > 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 > > > > >