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=-2.3 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 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 DA44EC433E0 for ; Thu, 4 Jun 2020 08:28:26 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BD52A205CB for ; Thu, 4 Jun 2020 08:28:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727101AbgFDI20 (ORCPT ); Thu, 4 Jun 2020 04:28:26 -0400 Received: from foss.arm.com ([217.140.110.172]:41436 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726802AbgFDI2Z (ORCPT ); Thu, 4 Jun 2020 04:28:25 -0400 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 581B331B; Thu, 4 Jun 2020 01:28:25 -0700 (PDT) Received: from bogus (unknown [10.37.12.7]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 0A2E43F305; Thu, 4 Jun 2020 01:28:22 -0700 (PDT) Date: Thu, 4 Jun 2020 09:28:14 +0100 From: Sudeep Holla To: Viresh Kumar Cc: Rob Herring , Jassi Brar , Arnd Bergmann , Frank Rowand , Bjorn Andersson , Vincent Guittot , linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [RFC] dt-bindings: mailbox: add doorbell support to ARM MHU Message-ID: <20200604082814.GA8814@bogus> References: <0a50f0cf5593baeb628dc8606c523665e5e2ae6c.1589519600.git.viresh.kumar@linaro.org> <20200528192005.GA494874@bogus> <20200529040758.kneg2j4n3gxh2rfv@vireshk-i7> <20200603180435.GB23722@bogus> <20200603181743.GC23722@bogus> <20200604055903.ycvu6qfnlwgkh52a@vireshk-i7> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200604055903.ycvu6qfnlwgkh52a@vireshk-i7> User-Agent: Mutt/1.9.4 (2018-02-28) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Jun 04, 2020 at 11:29:03AM +0530, Viresh Kumar wrote: > On 03-06-20, 19:17, Sudeep Holla wrote: > > I just realised that we have the timing info in the traces and you will > > observe the sensor readings take something in order of 100us to 500-600us > > or even more based on which sensor is being read. While we have 100us > > timeout for cpufreq opp set. > > Which timeout from opp core are you talking about ? The one we have in SCMI itself to meet the fast_switch requirement. -- Regards, Sudeep