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=-3.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 45686C433DB for ; Sun, 7 Feb 2021 09:59:30 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 014A264E0F for ; Sun, 7 Feb 2021 09:59:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229537AbhBGJ66 (ORCPT ); Sun, 7 Feb 2021 04:58:58 -0500 Received: from sleepmap.de ([85.10.206.218]:44530 "EHLO mail.sleepmap.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229445AbhBGJ65 (ORCPT ); Sun, 7 Feb 2021 04:58:57 -0500 Date: Sun, 7 Feb 2021 10:58:13 +0100 From: David Runge To: Sebastian Andrzej Siewior Cc: "Ahmed S. Darwish" , linux-rt-users@vger.kernel.org, linux1394-devel@lists.sourceforge.net, Stefan Richter Subject: Re: firewire-ohci fails to initialize Texas Instruments XIO2213A/B/XIO2221 based controller on realtime kernels [5.4.91-rt50, 5.10.8-rt24] Message-ID: References: <20210201083441.ocucdvdrv37goz2s@linutronix.de> <20210205112638.xuduvuefy3auycht@linutronix.de> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="6cICrVYnMwOEFd8g" Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-rt-users@vger.kernel.org --6cICrVYnMwOEFd8g Content-Type: text/plain; protected-headers=v1; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Date: Sun, 7 Feb 2021 10:58:13 +0100 From: David Runge To: Sebastian Andrzej Siewior Cc: "Ahmed S. Darwish" , linux-rt-users@vger.kernel.org, linux1394-devel@lists.sourceforge.net, Stefan Richter Subject: Re: firewire-ohci fails to initialize Texas Instruments XIO2213A/B/XIO2221 based controller on realtime kernels [5.4.91-rt50, 5.10.8-rt24] On 2021-02-06 00:22:12 (+0100), David Runge wrote: > On 2021-02-05 12:26:38 (+0100), Sebastian Andrzej Siewior wrote: > > On 2021-02-01 09:34:41 [+0100], To David Runge wrote: > > > + firewire maintainer > > >=20 > > > On 2021-01-30 12:46:04 [+0100], David Runge wrote: > > > > On 2021-01-29 18:04:14 (+0100), Sebastian Andrzej Siewior wrote: > > > > > I don't see anything wrong. There is small difference in timing a= nd > > > > > then the RT version does not do a thing while !RT keeps reseting= =E2=80=A6 > > > > > Could you try non-RT with the > > > > > threadirqs > > > > >=20 > > > > > option? > > > >=20 > > > > Yes, (sorry for not including that earlier D:) that fails the same = way > > > > as the realtime kernel: > > > > https://pkgbuild.com/~dvzrv/bugs/2021/01/linux-5.4.91-kernel_thread= irqs.log > > >=20 > > > Could be specific to the chip or the ohci driver. Either way, the pro= blem > > > are the threaded interrupts. > >=20 > > David, could you please try a v5.10 kernel with threadirqs? I've been > > just told that it works there on a ppc64 box. >=20 > I have now tried with our vanilla 5.10.13 kernel, as I have issues > getting 5.10.12-rt26 to boot at all on my machine (will try to > investigate that tomorrow). With 5.10.12-rt26 the controller still does not initialize at all though (/dev/fw0 does not appear): https://pkgbuild.com/~dvzrv/bugs/2021/01/linux-5.10.12-rt26-kernel.log Best, David --=20 https://sleepmap.de --6cICrVYnMwOEFd8g Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCAAdFiEEkb2IFf4AQPp/9daHVMKPT/WhqUkFAmAfubUACgkQVMKPT/Wh qUmVyQ/7B7Nk1LCykpTd4rrzSTmYYdSrNhQJWzs3PCJZd2PWN25OnDypsk422RJm Hhi1iP7+Op+a2ZZqzJu5Zu+DJ3doHP1fzxGMzLre2nQotk9xitsLrr8QtCoyNAZa ztdeQXlUNC5fe2C/86cXctkpgR9qjYYefbd2Y4AlYdpNDNf97xE78Tg5yJ1XTmKC eH3ofkz4JAJfojhsWFQ5Z6wA5nOqcgVl29PmKvGmjS323lcllT5I8ajiGUtUc4/g JwBcCNoxIYdpTxzKyPD8/JaOjTDkxpUzKmfVPCtXx78OlEkrEsRhLMm7xfX9JTG4 hjjDNCO3HQXO6JDAQJ8Zd3bU94R4n8/h7LF6Uje2nk6F/5qZ/8Bv1OFX0dJUJ9TV qAjFiv2+bQPRdkwkEezlAxhmR2J1Qz0hwWADiIYVLl6m45PkRL97RnCJx2t3WaE1 Z5lMcg8oNPOkcr/L2cMvqk3wd5DblpzeObspiSF/19mOtmMYO3BnPQKTKAL9vDqw olIPmCj46oViPSaQ7ttWw4Luc4R6BrLtw24LUrNgZZrNpUAd7xTI1QsCwNtFak6h pXqd4hchepps9mgOxq4fatYLQNgbidY1XuF7WJ5AjqVkt93/Thvo6GU5xEVB3xG6 tfpP6KeD8zb5VanosxBr1FzWDzlFo7M1+566lADFK4MTmnuzC9I= =dhh2 -----END PGP SIGNATURE----- --6cICrVYnMwOEFd8g--