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=-10.4 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_SANE_1 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 B0E33C4320A for ; Thu, 29 Jul 2021 18:57:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 950CF600D4 for ; Thu, 29 Jul 2021 18:57:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231835AbhG2S5v (ORCPT ); Thu, 29 Jul 2021 14:57:51 -0400 Received: from m43-7.mailgun.net ([69.72.43.7]:12885 "EHLO m43-7.mailgun.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231599AbhG2S5p (ORCPT ); Thu, 29 Jul 2021 14:57:45 -0400 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1627585062; h=Content-Transfer-Encoding: Content-Type: In-Reply-To: MIME-Version: Date: Message-ID: From: References: Cc: To: Subject: Sender; bh=5PUhTJkxxglb4jVPAuoIGe5hJA8DvLgM1EKOS/rX92s=; b=GzF3b+6eafRECMP7bRIcHus146XvWVc55b9nSUNDcc2VjLzVcFdQCIQ66tJdlcCt23aCdyDZ OCzBEaI/mVKe+7LC+KnGrlcA22eLCD9ZlhVOGkE5ai/aGPkwFc8aMOVk85cf70VNHe25hZuT 0dfZv4q4pnD1EKX5aPHXjJVd/7I= X-Mailgun-Sending-Ip: 69.72.43.7 X-Mailgun-Sid: WyI0MWYwYSIsICJsaW51eC1rZXJuZWxAdmdlci5rZXJuZWwub3JnIiwgImJlOWU0YSJd Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by smtp-out-n06.prod.us-west-2.postgun.com with SMTP id 6102fa1be81205dd0aab757e (version=TLS1.2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256); Thu, 29 Jul 2021 18:57:31 GMT Sender: akhilpo=codeaurora.org@mg.codeaurora.org Received: by smtp.codeaurora.org (Postfix, from userid 1001) id D185AC433D3; Thu, 29 Jul 2021 18:57:31 +0000 (UTC) Received: from [192.168.1.105] (unknown [59.89.229.56]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: akhilpo) by smtp.codeaurora.org (Postfix) with ESMTPSA id 990BEC43460; Thu, 29 Jul 2021 18:57:26 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 990BEC43460 Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=fail smtp.mailfrom=akhilpo@codeaurora.org Subject: Re: [PATCH v2] arm64: dts: qcom: sc7280: Add gpu support To: Stephen Boyd , Bjorn Andersson , OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS , Rob Herring , dri-devel@lists.freedesktop.org, freedreno , linux-arm-msm@vger.kernel.org Cc: Jonathan Marek , linux-kernel@vger.kernel.org, Douglas Anderson , Jordan Crouse , Andy Gross , Matthias Kaehlcke References: <1627147740-11590-1-git-send-email-akhilpo@codeaurora.org> From: Akhil P Oommen Message-ID: <308d8f1e-9f23-9d78-42cc-a42ce3463027@codeaurora.org> Date: Fri, 30 Jul 2021 00:27:23 +0530 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:78.0) Gecko/20100101 Thunderbird/78.11.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 7/29/2021 10:46 PM, Stephen Boyd wrote: > Quoting Akhil P Oommen (2021-07-28 00:17:45) >> On 7/27/2021 5:46 AM, Stephen Boyd wrote: >>> Quoting Akhil P Oommen (2021-07-24 10:29:00) >>>> Add the necessary dt nodes for gpu support in sc7280. >>>> >>>> Signed-off-by: Akhil P Oommen >>>> --- >>>> This patch has dependency on the GPUCC bindings patch here: >>>> https://patchwork.kernel.org/project/linux-arm-msm/patch/1619519590-3019-4-git-send-email-tdas@codeaurora.org/ >>> >>> To avoid the dependency the plain numbers can be used. >> >> But, won't that reduce readability and make things prone to error? > > The numbers are not supposed to change so maybe it reduces readability > but I don't see how it is prone to error. I cross check GPU's clock list whenever there is a system level issue like NoC errors. So it is convenient to have the clock names here, at least for me. But, I will budge if it is not easy to manage the dependency. > >> If >> the other patch doesn't get picked up soon, we should try this option. >> We like to get this patch merged in v5.15. > > The clk binding is already picked up but Bjorn would need to merge it > into the qcom tree to use it. I don't know what the plan is there. > Bjorn, could you please advise here? -Akhil.