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=-7.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SIGNED_OFF_BY, 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 3B536C4363A for ; Mon, 26 Oct 2020 17:52:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D347F22284 for ; Mon, 26 Oct 2020 17:52:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1603734721; bh=80BQL1whzvkrrvfpvr5c9iWfuQJ7SPY/qpkWqr72d4E=; h=References:In-Reply-To:From:Date:Subject:To:Cc:List-ID:From; b=s5BdKiqKpG3aRpRVhoGQaDxKWareF1RYpXi0OgHJnUcD6a532kY5DpJfSPSG9P6kw YO52tO2IgItRmw9V6T/cc0lqPmJ0h1JxwUhzNEWNjBGv1fB4xncBzps6rgif6brUtO bTgCBvySuoOrD5fy9uJ3BcDGpBL9TwbMUT4UNQ/8= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1788535AbgJZRwB (ORCPT ); Mon, 26 Oct 2020 13:52:01 -0400 Received: from mail.kernel.org ([198.145.29.99]:44414 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1788534AbgJZRwA (ORCPT ); Mon, 26 Oct 2020 13:52:00 -0400 Received: from mail-oi1-f181.google.com (mail-oi1-f181.google.com [209.85.167.181]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 6D949222D9; Mon, 26 Oct 2020 17:52:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1603734720; bh=80BQL1whzvkrrvfpvr5c9iWfuQJ7SPY/qpkWqr72d4E=; h=References:In-Reply-To:From:Date:Subject:To:Cc:From; b=NLbQM6Mqz1PSs9AvSN1k+nXpoClbj2cBtcL8SesBzun21n05XcN/gUueWCxORCqR/ mxHDdOoHMb7TzMXwCV33QguMXq3Rmr/8tCc+lj6wgH7iwf6mOeYefn69nrpRreb2YV 1BJ7zEr2s6i0X8297EqKfMOFfJs8ZMVgO8GnNjmc= Received: by mail-oi1-f181.google.com with SMTP id s21so11369537oij.0; Mon, 26 Oct 2020 10:52:00 -0700 (PDT) X-Gm-Message-State: AOAM530vEI40TQcIYkDQWNoyLIAzSl32U9jgvJoYMg+kZakJhyhJG1RK IU+DTfFk8T7iscJSWHnJENrmUY9Qqto6JgXUKA== X-Google-Smtp-Source: ABdhPJy3fa3VH1AFrLlXSkjQsjnSvt0DnUWFwTQdMydKgPfnfDV6BNWJdHkbBCnI7J9vvLbvd0wA8gscR6ss9EfFgDk= X-Received: by 2002:a54:4588:: with SMTP id z8mr15075825oib.147.1603734719848; Mon, 26 Oct 2020 10:51:59 -0700 (PDT) MIME-Version: 1.0 References: <20201023195655.11242-1-vidyas@nvidia.com> <20201023195655.11242-2-vidyas@nvidia.com> In-Reply-To: <20201023195655.11242-2-vidyas@nvidia.com> From: Rob Herring Date: Mon, 26 Oct 2020 12:51:48 -0500 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [PATCH 1/3] PCI: of: Warn if non-prefetchable memory aperture size is > 32-bit To: Vidya Sagar Cc: Jingoo Han , Gustavo Pimentel , Lorenzo Pieralisi , Bjorn Helgaas , Andrew Murray , Thierry Reding , Jon Hunter , PCI , "linux-kernel@vger.kernel.org" , kthota@nvidia.com, Manikanta Maddireddy , sagar.tv@gmail.com Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org On Fri, Oct 23, 2020 at 2:57 PM Vidya Sagar wrote: > > As per PCIe spec r5.0, sec 7.5.1.3.8 only 32-bit BAR registers are defined > for non-prefetchable memory and hence a warning should be reported when > the size of them go beyond 32-bits. > > Signed-off-by: Vidya Sagar > --- > drivers/pci/of.c | 5 +++++ > 1 file changed, 5 insertions(+) Reviewed-by: Rob Herring