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=-3.6 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 41540C388F7 for ; Thu, 22 Oct 2020 13:42:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BD34220BED for ; Thu, 22 Oct 2020 13:42:53 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="SX8oMJpC" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2503632AbgJVNmx (ORCPT ); Thu, 22 Oct 2020 09:42:53 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54370 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2444568AbgJVNmx (ORCPT ); Thu, 22 Oct 2020 09:42:53 -0400 Received: from mail-pg1-x541.google.com (mail-pg1-x541.google.com [IPv6:2607:f8b0:4864:20::541]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E655CC0613CE for ; Thu, 22 Oct 2020 06:42:52 -0700 (PDT) Received: by mail-pg1-x541.google.com with SMTP id t14so971238pgg.1 for ; Thu, 22 Oct 2020 06:42:52 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=kxwesvm7CvQAxawGi5468guP8tm7KIPJfw/4s/j0Bsk=; b=SX8oMJpC5qG0LtCMCHeJr52q5pYquJWCj84Eaa2SGn/H0K6n5F5j66AGyEhh6fbY76 Sx4blFtO6WXRbbUAVSGSYuW0IA78//PIZXNAM6+65tpQr260RB/Shy3XkdNUA3OAO09h oeEgo9KJFV/bKafxminOQHgT2e6hva9rjG/VOS9Oiow7j/LmvSgX6wmCOEV/hYjvt8LN nUVDZSF2i1oJOl2rk2zjUGh+TgKlVE1oI/DNuoCKEQf5vRt4Lq2fvGVAmtVxP5X6vhxu GdLN8am5wwvPsLSv8Q+VX1HjXPg18/f5WFWyWPnPFQy3u3SD1rlK/2FVtCGfLqU6IufQ 5JsQ== 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; bh=kxwesvm7CvQAxawGi5468guP8tm7KIPJfw/4s/j0Bsk=; b=cSAvZzPMue4WRO8CU9IWpQudyeB0op9LIujo62+M5PXEWwLSMBVAp/YhfPqnQR8NuC UcihL9znpm1eMXbHMk2RaMsGhaCSXw8Cs8tRx4iU6h9AOKg/9+yE023c2J5du7dypABy AcUyGjuUGm5I7IVHmk5n8hJP8uZUJT8A6Vs2fFm25SoRPTJo2vk2Jz93+61hOJPsq2Uv 3H/U5NOY67YG9v5d8XixkUsOlljLlZsEFUFDq2iH/jVqnG0E0CA2GnPQAU6ARNaxdYpJ q+tW/iadLU0hzS8o7nwWYghc0yv8/Wuo2SwVQXM3SqT4sUM5BE+HJ9p4JPgjulDLsJ4g jajA== X-Gm-Message-State: AOAM5322jKcOFQn6ERY+Hkd1rlsFwt3U6OReDw04kZSKkTVwSfUIFXcF N9S+PbzAYIrzpXbxSWUax16gIcGf73ts1dnFIgU= X-Google-Smtp-Source: ABdhPJxBdG0GBrLxP8DCQkSebCavm+/dBNJpdB0Dlx1J/b3sgtC+jppQqYQhM0qeG5cpNhgdKDyAGgusZnRZFKnA/Gk= X-Received: by 2002:a65:47c2:: with SMTP id f2mr2249904pgs.4.1603374172514; Thu, 22 Oct 2020 06:42:52 -0700 (PDT) MIME-Version: 1.0 References: <913dccca-500d-1938-b199-6eb67cfb60cc@gmail.com> <87a6wig461.fsf@kernel.org> <874kmpf583.fsf@kernel.org> <976cea12-e54e-fbca-6c53-e6ef5c554094@synopsys.com> <645b6ddc-d4f5-3f5b-b85f-b3d27fc365f5@synopsys.com> <2b6586e6-528c-86e8-9d92-0061bc44866d@gmail.com> <2cc783ac-6b71-190b-49fc-9e2bceeacd4b@gmail.com> <920590dc-5430-7f8b-b2e1-1a4c37f4dfbe@synopsys.com> In-Reply-To: <920590dc-5430-7f8b-b2e1-1a4c37f4dfbe@synopsys.com> From: Andy Shevchenko Date: Thu, 22 Oct 2020 16:43:41 +0300 Message-ID: Subject: Re: BUG with linux 5.9.0 with dwc3 in gadget mode To: Thinh Nguyen Cc: Ferry Toth , "linux-usb@vger.kernel.org" , "felipe.balbi-VuQAYsv1563Yd54FQh9/CA-XMD5yJDbdMReXY1tMh2IBg-XMD5yJDbdMReXY1tMh2IBg@public.gmane.org" , Heikki Krogerus , Andy Shevchenko Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org On Thu, Oct 22, 2020 at 4:21 PM Thinh Nguyen wrote: > Ferry Toth wrote: > > Op 21-10-2020 om 21:50 schreef Thinh Nguyen: > >> Ferry Toth wrote: ... > >> Oops, looks like I can't make it synchronous this way. Can you try > >> Jack's change to the u_audio.c instead? > > > > Oops indeed goes away with Jack's change, but usb connection goes > > up/down continuously, meaning: my host sees usb network and audio > > device appearing / disappearing. > > Ok, thanks for verifying that it went away. > > > mass_storage device does not appear all. > > There are some fixes to dwc3 in kernel mainline. Is it possible to test > this against linux-next? I think the best is to wait for v5.10-rc1 and retest. -- With Best Regards, Andy Shevchenko