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 6E764C3F2D2 for ; Thu, 5 Mar 2020 16:06:22 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 41BC62073B for ; Thu, 5 Mar 2020 16:06:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726049AbgCEQGV (ORCPT ); Thu, 5 Mar 2020 11:06:21 -0500 Received: from foss.arm.com ([217.140.110.172]:50682 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726007AbgCEQGV (ORCPT ); Thu, 5 Mar 2020 11:06:21 -0500 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 177C930E; Thu, 5 Mar 2020 08:06:21 -0800 (PST) Received: from bogus (e103737-lin.cambridge.arm.com [10.1.197.49]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id B31CF3F534; Thu, 5 Mar 2020 08:06:19 -0800 (PST) Date: Thu, 5 Mar 2020 16:06:14 +0000 From: Sudeep Holla To: Peng Fan Cc: "robh+dt@kernel.org" , "viresh.kumar@linaro.org" , "f.fainelli@gmail.com" , dl-linux-imx , "linux-arm-kernel@lists.infradead.org" , "linux-kernel@vger.kernel.org" , "devicetree@vger.kernel.org" , Sudeep Holla Subject: Re: [PATCH V4 2/2] firmware: arm_scmi: add smc/hvc transport Message-ID: <20200305160613.GA53631@bogus> References: <1583201219-15839-1-git-send-email-peng.fan@nxp.com> <1583201219-15839-3-git-send-email-peng.fan@nxp.com> <20200304103954.GA25004@bogus> <20200304170319.GB44525@bogus> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.9.4 (2018-02-28) Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org On Thu, Mar 05, 2020 at 11:25:35AM +0000, Peng Fan wrote: [...] > > > > Yes, this may fix the issue. However I would like to know if we need to support > > multiple channels/shared memory simultaneously. It is fair requirement and > > may need some work which should be fine. > > Do you have any suggestions? Currently I have not worked out an good > solution. > TBH, I haven't given it a much thought. I would like to know if people are happy with just one SMC channel for SCMI or do they need more ? If they need it, we can try to solve it. Otherwise, what you have will suffice IMO. -- Regards, Sudeep