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 X-Spam-Level: X-Spam-Status: No, score=-2.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id A4F46C4320E for ; Wed, 1 Sep 2021 15:48:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 875E7610A2 for ; Wed, 1 Sep 2021 15:48:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1343781AbhIAPtU (ORCPT ); Wed, 1 Sep 2021 11:49:20 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47634 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232757AbhIAPtU (ORCPT ); Wed, 1 Sep 2021 11:49:20 -0400 Received: from mail-pf1-x433.google.com (mail-pf1-x433.google.com [IPv6:2607:f8b0:4864:20::433]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6E529C061575; Wed, 1 Sep 2021 08:48:23 -0700 (PDT) Received: by mail-pf1-x433.google.com with SMTP id x19so130470pfu.4; Wed, 01 Sep 2021 08:48:23 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc:content-transfer-encoding; bh=vmclqQ0WSX1nYlOYWUqAexZ2LxQ9qNPAJcM+COYyC7M=; b=XByNdOk3/cONjGR+FAVB++rBl97wKVkKZqE0ONlZpU6LHNjDaXfbw6xYGY6ah004aB z9LmsUhR9wJjBYiq6DVKwYAWeuuULQQu0bRNF92+eJWQrHGlKY/0eEZy5KQHxPKkENWH LZB7XbYPtt4yLzcqkaLT7zt8uxYIgd5w1cMdya53kcPdPY5WjfotUunAZ2S+QnWqwuBZ i+iTtClpz1Fwvzg5w+l4v5dZDqtrey+5U1QQ81ayt2+UFdDWiJQ8h6u6JyWxU3TVqode MsvPBWE4RfMgMFyPrZJqVDFIZhwQyRNC9IDWQMQBX3j9jPa0du9xVny5h75NFMdDKMmb I3XA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc:content-transfer-encoding; bh=vmclqQ0WSX1nYlOYWUqAexZ2LxQ9qNPAJcM+COYyC7M=; b=RI7wLezZ8tUwapNgT6WZQ9oBFdI++oXd3uqx9FRrbjzJnrrDeCNFoD87F1OY1TEsB8 NmfbbkzA5ugFP3HOosGl3BY3AwRp8vnwITgdPPhA2Sw3R88kKc9sVf60eOw4AmpT8WG5 PhBZy2/Ql6bbMms9tYt0l4q5os9Qlzc6maa81uArW/W6ux7kjoDCH8TK3gx2In/1cm7G yFlvKq+n+RVMNksvmT6RGkYxXHWFbehFA8mLx4f1SDu6MMbgIl8f2TRB3/OubSUEY6aq +fhIiKNtszSY4sorMGqUl+WCtYDLMfBJP1XzK4pLbvs7oITsvXQruYUyP21Yxe9KcHde r7Ww== X-Gm-Message-State: AOAM532OMIg+PhmtKxIUmH+oslhCZsUpFrAvNNLxBkn1Od4XmqEg0qwv LkmzSKEcqjEKzZ4ILxKlsSBrrtB1d7tfa8oDGeo= X-Google-Smtp-Source: ABdhPJz9k2s+gvuJecOLz5VorZBzX4Ibo7UwKfkK9GaFwnjmCU6wfZQhw5cIiPNfzbt8gZhO1+KW+sZzYMCaA4/3tZs= X-Received: by 2002:aa7:875a:0:b0:3f1:c4c8:5f0d with SMTP id g26-20020aa7875a000000b003f1c4c85f0dmr155319pfo.40.1630511302856; Wed, 01 Sep 2021 08:48:22 -0700 (PDT) MIME-Version: 1.0 References: <20210830123704.221494-1-verdre@v0yd.nl> <20210830123704.221494-2-verdre@v0yd.nl> <7e38931e-2f1c-066e-088e-b27b56c1245c@v0yd.nl> In-Reply-To: <7e38931e-2f1c-066e-088e-b27b56c1245c@v0yd.nl> From: Andy Shevchenko Date: Wed, 1 Sep 2021 18:47:46 +0300 Message-ID: Subject: Re: [PATCH 1/2] mwifiex: Use non-posted PCI register writes To: =?UTF-8?Q?Jonas_Dre=C3=9Fler?= Cc: Amitkumar Karwar , Ganapathi Bhat , Xinming Hu , Kalle Valo , "David S. Miller" , Jakub Kicinski , Tsuchiya Yuto , "open list:TI WILINK WIRELES..." , netdev , Linux Kernel Mailing List , linux-pci , Maximilian Luz , Andy Shevchenko , Bjorn Helgaas , =?UTF-8?Q?Pali_Roh=C3=A1r?= Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org On Wed, Sep 1, 2021 at 5:02 PM Jonas Dre=C3=9Fler wrote: > On 8/30/21 2:49 PM, Andy Shevchenko wrote: > > On Mon, Aug 30, 2021 at 3:38 PM Jonas Dre=C3=9Fler wr= ote: ... > > Thanks for all this work! > > > > Nevertheless, do we have any commits that may be a good candidate to > > be in the Fixes tag here? > I don't think there's any commit we could point to, given that the bug > is probably somewhere in the firmware code. Here (in the commit message)... > >> + /* Do a read-back, which makes the write non-posted, > ensuring the > >> + * completion before returning. > > > >> + * The firmware of the 88W8897 card is buggy and this avoids > crashes. > > > > Any firmware version reference? Would be nice to have just for the > > sake of record. > > Pretty sure the crash is present in every firmware that has been > released, I've tried most of them. FTR, the current firmware version is > 15.68.19.p21. ...and here it would be nice to state this version, so in the future we will have a right landmark. > >> + */ --=20 With Best Regards, Andy Shevchenko