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=-14.4 required=3.0 tests=DKIMWL_WL_MED,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_IN_DEF_DKIM_WL autolearn=unavailable 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 102ADC433E1 for ; Tue, 19 May 2020 19:57:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id DD7D420823 for ; Tue, 19 May 2020 19:57:47 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="N+43DCJQ" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726388AbgEST5r (ORCPT ); Tue, 19 May 2020 15:57:47 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51790 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726348AbgEST5r (ORCPT ); Tue, 19 May 2020 15:57:47 -0400 Received: from mail-oo1-xc44.google.com (mail-oo1-xc44.google.com [IPv6:2607:f8b0:4864:20::c44]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D0997C08C5C0 for ; Tue, 19 May 2020 12:57:46 -0700 (PDT) Received: by mail-oo1-xc44.google.com with SMTP id p67so223965ooa.11 for ; Tue, 19 May 2020 12:57:46 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=8iNeQP5ee6psuw10GRS3UP54RfEa+IGu/iBWGhrLxKw=; b=N+43DCJQN8eRl4QR709SgnvQJDPivxRNw908Qr+hkSugZJHzk/eCoGdncp5dkhCKM2 iSFGue4ic/IGMTuIaptNEzw8jROo2A6izzos64C+mUufZLyjPQDW1mIEHj71ky5+QwyA oAfI+5edsFHUxJfdmN9shXYeKyYNPMwdvmFfnu4g3TwVm2URiBp6DQetqEffDHPmACQu G8NlrDXE0/gWk7R+nYgf4bpC+Hzb2MtCWaQdCAJzZ11mxtqRFTZg9ZNs2v950dYR7NoC 8D1Rfg/+C23GfTOnQAaz7cD08zjRs68dmKrkfJ4sa9YzLiV5gvghZNNVLHATF4s/oB/o RszQ== 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=8iNeQP5ee6psuw10GRS3UP54RfEa+IGu/iBWGhrLxKw=; b=qVsu08+jtiNz/GIUe1xRXft3QSQJACiKgp7OBNdqamZHQIazwFMku48Wu0AskzzA6p CwFbPfUN+X8v6JwW9ttxxEPTrIVDa6f9UCgkd5gRtqGHb07pRkElfeRU5VoCETDXp5v/ eUefod6qecJeGRmNtM9GpL9WHQtTo0xTmVLY/5suEMZaEktjD+HOKE1hZ2A15vHjUmAi vghe2Tk17PF6M4p60JT983ACEMhnciSjzm3MKlN0UK064RpMD6+YBCEYhDvp1L+GN0tB 3fvnlkgn6TToIX34pX3/GRK0fss4ECGSiKir1luCxRiOeEv6whwYfJq9qTEs3uxcnqjo DaNQ== X-Gm-Message-State: AOAM530zycsw7JUKnIJ2F2Be+YquC96PvUoO6iwI/xLf6aiyqySqn3Yp SXlXpMNqhev4v8WMm3XYR0NWeWX3T5T/kjuULNaehA== X-Google-Smtp-Source: ABdhPJzjHSQQr1SlJ5IQ6LUFgUIMFmZsvjjUAG5WFib50tVK5ijRaPJrWzmIkn2S4Imd7hxzqW7QZ0STrMI3Ehc5DLQ= X-Received: by 2002:a4a:615d:: with SMTP id u29mr668618ooe.15.1589918265798; Tue, 19 May 2020 12:57:45 -0700 (PDT) MIME-Version: 1.0 References: <20200512125327.1868-1-georgi.djakov@linaro.org> <20200512125327.1868-10-georgi.djakov@linaro.org> <20200519185836.GA469006@bogus> In-Reply-To: <20200519185836.GA469006@bogus> From: Saravana Kannan Date: Tue, 19 May 2020 12:57:09 -0700 Message-ID: Subject: Re: [PATCH v8 09/10] dt-bindings: interconnect: Add interconnect-tags bindings To: Rob Herring Cc: Georgi Djakov , Viresh Kumar , Nishanth Menon , Stephen Boyd , "Rafael J. Wysocki" , Sibi Sankar , Matthias Kaehlcke , Rajendra Nayak , Bjorn Andersson , Vincent Guittot , Jordan Crouse , Evan Green , Linux PM , "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" , LKML Content-Type: text/plain; charset="UTF-8" Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org On Tue, May 19, 2020 at 11:58 AM Rob Herring wrote: > > On Tue, May 12, 2020 at 03:53:26PM +0300, Georgi Djakov wrote: > > From: Sibi Sankar > > > > Add interconnect-tags bindings to enable passing of optional > > tag information to the interconnect framework. > > > > Signed-off-by: Sibi Sankar > > Signed-off-by: Georgi Djakov > > --- > > v8: > > * New patch, picked from here: > > https://lore.kernel.org/r/20200504202243.5476-10-sibis@codeaurora.org > > > > .../devicetree/bindings/interconnect/interconnect.txt | 5 +++++ > > 1 file changed, 5 insertions(+) > > > > diff --git a/Documentation/devicetree/bindings/interconnect/interconnect.txt b/Documentation/devicetree/bindings/interconnect/interconnect.txt > > index 6f5d23a605b7..c1a226a934e5 100644 > > --- a/Documentation/devicetree/bindings/interconnect/interconnect.txt > > +++ b/Documentation/devicetree/bindings/interconnect/interconnect.txt > > @@ -55,6 +55,11 @@ interconnect-names : List of interconnect path name strings sorted in the same > > * dma-mem: Path from the device to the main memory of > > the system > > > > +interconnect-tags : List of interconnect path tags sorted in the same order as the > > + interconnects property. Consumers can append a specific tag to > > + the path and pass this information to the interconnect framework > > + to do aggregation based on the attached tag. > > Why isn't this information in the 'interconnect' arg cells? > > We have 'interconnect-names' because strings don't mix with cells. An > expanding list of 'interconnect-.*' is not a good pattern IMO. Also, is there an example for interconnect-tags that I missed? Is it a list of strings, numbers, etc? -Saravana