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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 13660C433EF for ; Wed, 15 Jun 2022 16:31:52 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1346821AbiFOQbv (ORCPT ); Wed, 15 Jun 2022 12:31:51 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34390 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233196AbiFOQbu (ORCPT ); Wed, 15 Jun 2022 12:31:50 -0400 Received: from mail-il1-f174.google.com (mail-il1-f174.google.com [209.85.166.174]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 092403EAA5; Wed, 15 Jun 2022 09:31:50 -0700 (PDT) Received: by mail-il1-f174.google.com with SMTP id h18so9144596ilj.7; Wed, 15 Jun 2022 09:31:50 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=wAnv749H8T5jbgH7qOtJ76bsDPHMzd3UB3aMwPjk12I=; b=q8wrLHhwN5wy9cGGq/sT7DUMJd3ZZgImJ2mAZ/DAKce5IxSeM5SplnespFqTQaBn8K UZryVJa/iJQdtoKJRU3gDHsbSAdquwIgz3bCFqjHigILqxG67y93waz7JenIIxeMJKS+ RJ4O5rdWpEp02cqr+X90qvJ2ixzmqb9aLh5wH5qFJcL6Gw4WA4F0koePWHNQZx6vRyaZ vlpaVntku9lqP2/o5wludVGX8JkFV6QcJvMvQ0nBH0mKJY9HR4y/bc+aQJHKKOmcJT6S wtBPu6xa8DFwOGNr4Z5xzLdUHvvsOKlu1/B9czEMhRZy1mwI8hoSl1AWKyTGoVD1Mtyh MwxA== X-Gm-Message-State: AJIora/y0b/yQAKqbwzyzJbVXBvGzeqqQ6xRJB17pIbE6GZqnI65Xbxi b5Zudx0QAodD8650spDDXw== X-Google-Smtp-Source: AGRyM1vzB7iayUo66rT+mIDKxHVKw6WWE4SKTSL/ca1B+1u0IkIJbRPbu2EvntupG1m67X40ESjgtA== X-Received: by 2002:a05:6e02:b41:b0:2d1:c5a7:19ed with SMTP id f1-20020a056e020b4100b002d1c5a719edmr364805ilu.281.1655310709315; Wed, 15 Jun 2022 09:31:49 -0700 (PDT) Received: from robh.at.kernel.org ([64.188.179.251]) by smtp.gmail.com with ESMTPSA id a10-20020a92d10a000000b002d6d8398e88sm6990521ilb.70.2022.06.15.09.31.47 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 15 Jun 2022 09:31:49 -0700 (PDT) Received: (nullmailer pid 1397129 invoked by uid 1000); Wed, 15 Jun 2022 16:31:46 -0000 Date: Wed, 15 Jun 2022 10:31:46 -0600 From: Rob Herring To: Serge Semin Cc: devicetree@vger.kernel.org, Pavel Parkhomenko , linux-kernel@vger.kernel.org, Serge Semin , Krzysztof Kozlowski , Frank Li , Manivannan Sadhasivam , Lorenzo Pieralisi , Bjorn Helgaas , Rob Herring , Krzysztof =?utf-8?Q?Wilczy=C5=84ski?= , Alexey Malahov , Gustavo Pimentel , Jingoo Han , linux-pci@vger.kernel.org Subject: Re: [PATCH v3 06/17] dt-bindings: PCI: dwc: Add max-functions EP property Message-ID: <20220615163146.GA1397011-robh@kernel.org> References: <20220610085706.15741-1-Sergey.Semin@baikalelectronics.ru> <20220610085706.15741-7-Sergey.Semin@baikalelectronics.ru> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220610085706.15741-7-Sergey.Semin@baikalelectronics.ru> Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org On Fri, 10 Jun 2022 11:56:54 +0300, Serge Semin wrote: > In accordance with [1] the CX_NFUNC IP-core synthesize parameter is > responsible for the number of physical functions to support in the EP > mode. Its upper limit is 32. Let's use it to constrain the number of > PCIe functions the DW PCIe EP DT-nodes can advertise. > > [1] Synopsys DesignWare Cores PCI Express Controller Databook - DWC PCIe > Endpoint, Version 5.40a, March 2019, p. 887. > > Signed-off-by: Serge Semin > > --- > > Changelog v3: > - This is a new patch unpinned from the next one: > https://lore.kernel.org/linux-pci/20220503214638.1895-2-Sergey.Semin@baikalelectronics.ru/ > by the Rob' request. (@Rob) > --- > Documentation/devicetree/bindings/pci/snps,dw-pcie-ep.yaml | 4 ++++ > 1 file changed, 4 insertions(+) > Reviewed-by: Rob Herring