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=-5.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED,USER_AGENT_MUTT autolearn=ham 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 E4583C43613 for ; Thu, 20 Jun 2019 11:18:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B44E12082C for ; Thu, 20 Jun 2019 11:18:59 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="WNtQcJkv" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726404AbfFTLS7 (ORCPT ); Thu, 20 Jun 2019 07:18:59 -0400 Received: from mail-wr1-f66.google.com ([209.85.221.66]:36700 "EHLO mail-wr1-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726300AbfFTLS7 (ORCPT ); Thu, 20 Jun 2019 07:18:59 -0400 Received: by mail-wr1-f66.google.com with SMTP id n4so1410243wrs.3; Thu, 20 Jun 2019 04:18:57 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=2lpe6E9tXVVeESpscH/giYrYfLGFJPAT5WRHM8Dv1/k=; b=WNtQcJkvY3TNGGyEYHnKQ430tdbmPJEvXiVdRIKWHMu48K8QxVfgy4nmBqY3cQBswM P6A9qC9kas4Ev931ZjUOJsoJxT0MTgRMHiEjU/TZXDkhjoOcRiuMO1yAp+uPXz2u+53X oMLRo/6bzWlNmyrAedNIsxbghClZT7or3Z2RCziIGWmbzJ685LpTza/DJXkmY/lQ6l6f /AO7Wm9WVypwTg1F2APPhbHgSQNoo/xAipp5syJknxrYvw9PIwwJMkh1KPCUaEFSnVUv bCpaQt39gVhFkGcsBapo3k8KR3GINRo9MGhGCcN53jsWCl1WJgJkMQBj+5cZGTd09vdE ZR1A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=2lpe6E9tXVVeESpscH/giYrYfLGFJPAT5WRHM8Dv1/k=; b=ErdWOzYmStWoN8LIjc8EDQxxqisqn6dfH+vURxUXHq/yIo33cBYnTzxpeISTefvDnD /MRKeIqrvs4YmspHBL4CqiQsvKhUVZPc5jGQ3aU/0aJLNx3b/+2559UXVxt5F0pvOdym tiOXI9d3ceEpe9+TIOSu0xhHvpkKA/d89lI30x0Rq72sxILFtRyVkYW1pF4BHf23uFsQ sOQ3vXpoK/VqVXSjK1ArtGDC3Fxs+bHpBah7Zj4pRXsouPslglaxdJd1u8bf1GUBszwM Vt7QypGACA9VV3LJAUChusNcWvUxdnAH6OE/YAKIOTbIBuDe0BbKnLtZaIwYmVY2d59/ zIdg== X-Gm-Message-State: APjAAAUkA4YtNRZV+oDFugDrqW0NOeCFrUE/HWV/UPgA092ciLj1eGqW yfhtJaHFLlLJiZfXblAN05Q= X-Google-Smtp-Source: APXvYqyIlXFiqsbFHBRrw4Ml6BY/Jl7jegBaLVnl65bT1IDxMkWnAXc1oxNCxAP/JfctHhFFtBvFYg== X-Received: by 2002:adf:de02:: with SMTP id b2mr14622267wrm.349.1561029536490; Thu, 20 Jun 2019 04:18:56 -0700 (PDT) Received: from localhost (p2E5BEF36.dip0.t-ipconnect.de. [46.91.239.54]) by smtp.gmail.com with ESMTPSA id u18sm14342934wrr.11.2019.06.20.04.18.55 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Thu, 20 Jun 2019 04:18:55 -0700 (PDT) Date: Thu, 20 Jun 2019 13:18:54 +0200 From: Thierry Reding To: Vidya Sagar Cc: bhelgaas@google.com, lorenzo.pieralisi@arm.com, treding@nvidia.com, jonathanh@nvidia.com, linux-tegra@vger.kernel.org, linux-pci@vger.kernel.org, kthota@nvidia.com, mmaddireddy@nvidia.com, sagar.tv@gmail.com Subject: Re: [PATCH] PCI: tegra: Enable Relaxed Ordering only for Tegra20 & Tegra30 Message-ID: <20190620111854.GA15501@ulmo> References: <20190618073810.30270-1-vidyas@nvidia.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="huq684BweRXVnRxX" Content-Disposition: inline In-Reply-To: <20190618073810.30270-1-vidyas@nvidia.com> User-Agent: Mutt/1.11.4 (2019-03-13) Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org --huq684BweRXVnRxX Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, Jun 18, 2019 at 01:08:10PM +0530, Vidya Sagar wrote: > Currently Relaxed Ordering bit in the configuration space is enabled for > all devices whereas it should be enabled only for root ports for Tegra20 > and Tegra30 chips to avoid deadlock in hardware. >=20 > Signed-off-by: Vidya Sagar > --- > drivers/pci/controller/pci-tegra.c | 7 +++++-- > 1 file changed, 5 insertions(+), 2 deletions(-) Acked-by: Thierry Reding --huq684BweRXVnRxX Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCAAdFiEEiOrDCAFJzPfAjcif3SOs138+s6EFAl0La54ACgkQ3SOs138+ s6F/Tw//d+ZSmk6kGHKUYfh/VTlkJagRwc7isKAQNizExQyGKbGILHaij9+0s88Z UczRCiIOsNAVEuwyVbOr9n69KgJ/VMe06O0SIMUAF4xl5IR2EO6t9J1BW7YRjr1O ai//BOxbzwAfcukY7NXDOHPvY0HdEH4OZebafA21iYPrrdlsCjDQwEXmDdNjCFiB hjAcjmxTUEqmPJyORnzr6rtnO+vvTEdugHD7dEpQIqfbULoGwFHnqT6P9lKicT/w hN6VWJaMJazAskUdQT/49SX2565IgYFYEPyTWU0inE2wLzzmvSCi5w3VhJI6XArz OZBHTIQ50SYFHpLGvXhUleK3SLnhiJ7t/8rbxVVA6V0m2nM5lMzpqwcGPqUa8DX0 gClCErzJA2Jd+2Yy1r0uJ1L0BKGcQoVJWlYiFoUst0UftvwZ+rPKF8r5JHZsk+L4 f7RMlmM/xzAzPpVo0MaRh+cR5efM16fNFiKc7zv6LQNLwAyufrAmRF0QG5RbkujI wZmAay/vw1uwUk4x0laijmShiU0H/9gtDojHsM9H/qCL3POWVYLugq9OMnK1e1vE Me5ltYssDA2DELFJTv1FSZMI5kOo0xQyuWfSxMGBf3vfz8ONy1mjXbMpqe6oS0vJ aSZkjw9U0f9bj1Zc0UO2cm2YZcMNxinLF+x3fukWThwwGAhTYCw= =5Y91 -----END PGP SIGNATURE----- --huq684BweRXVnRxX--