From patchwork Sat Jun 6 04:25:49 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sharat Masetty X-Patchwork-Id: 11590963 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 29BB260D for ; Sat, 6 Jun 2020 04:26:43 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 082EC206DC for ; Sat, 6 Jun 2020 04:26:43 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mg.codeaurora.org header.i=@mg.codeaurora.org header.b="pNqGhFab" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 082EC206DC Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 3DBFE6E986; Sat, 6 Jun 2020 04:26:42 +0000 (UTC) X-Original-To: dri-devel@freedesktop.org Delivered-To: dri-devel@freedesktop.org Received: from m43-7.mailgun.net (m43-7.mailgun.net [69.72.43.7]) by gabe.freedesktop.org (Postfix) with ESMTPS id 550036E98F for ; Sat, 6 Jun 2020 04:26:39 +0000 (UTC) DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1591417601; h=References: In-Reply-To: Message-Id: Date: Subject: Cc: To: From: Sender; bh=tn5gi1Otn1ylD+14wqnz4lpLN6ZONUWrIblJIc0Ocik=; b=pNqGhFabvJj/NqWwGuB9Gp3oukfRb+FokXkl9fjHcS1WDCIskNDMTy4S0OWByUfS9PbmFcBF BOXDVYrZXxWOnw51ydwKCQuGUS+amgW2xSMM8e8QRHpBcsV+TyCiI4GMLXIlr7KLgSvlTykY lzN9L0cCZOUS3GHVHup/p40y4Lc= X-Mailgun-Sending-Ip: 69.72.43.7 X-Mailgun-Sid: WyIxOTRiMSIsICJkcmktZGV2ZWxAZnJlZWRlc2t0b3Aub3JnIiwgImJlOWU0YSJd Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by smtp-out-n15.prod.us-east-1.postgun.com with SMTP id 5edb1af07982a49a2ffc0ded (version=TLS1.2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256); Sat, 06 Jun 2020 04:26:24 GMT Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 78019C433A0; Sat, 6 Jun 2020 04:26:23 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-caf-mail-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.0 required=2.0 tests=ALL_TRUSTED,SPF_NONE autolearn=ham autolearn_force=no version=3.4.0 Received: from hyd-lnxbld559.qualcomm.com (blr-c-bdr-fw-01_GlobalNAT_AllZones-Outside.qualcomm.com [103.229.19.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: smasetty) by smtp.codeaurora.org (Postfix) with ESMTPSA id DDB9BC4339C; Sat, 6 Jun 2020 04:26:18 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org DDB9BC4339C 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=none smtp.mailfrom=smasetty@codeaurora.org From: Sharat Masetty To: freedreno@lists.freedesktop.org, devicetree@vger.kernel.org Subject: [PATCH v3 4/6] arm64: dts: qcom: SDM845: Enable GPU DDR bw scaling Date: Sat, 6 Jun 2020 09:55:49 +0530 Message-Id: <1591417551-38051-5-git-send-email-smasetty@codeaurora.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1591417551-38051-1-git-send-email-smasetty@codeaurora.org> References: <1591417551-38051-1-git-send-email-smasetty@codeaurora.org> X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: saravanak@google.com, linux-arm-msm@vger.kernel.org, Sharat Masetty , linux-kernel@vger.kernel.org, mka@chromium.org, sibis@codeaurora.org, viresh.kumar@linaro.org, dri-devel@freedesktop.org MIME-Version: 1.0 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" This patch adds the interconnects property for the gpu node and the opp-peak-kBps property to the opps of the gpu opp table. This should help enable DDR bandwidth scaling dynamically and proportionally to the GPU frequency. Signed-off-by: Sharat Masetty --- arch/arm64/boot/dts/qcom/sdm845.dtsi | 9 +++++++++ 1 file changed, 9 insertions(+) -- 2.7.4 diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi index 11fc3f24..6ea6f54 100644 --- a/arch/arm64/boot/dts/qcom/sdm845.dtsi +++ b/arch/arm64/boot/dts/qcom/sdm845.dtsi @@ -3240,6 +3240,8 @@ qcom,gmu = <&gmu>; + interconnects = <&mem_noc MASTER_GFX3D &mem_noc SLAVE_EBI1>; + zap_shader: zap-shader { memory-region = <&gpu_mem>; }; @@ -3250,36 +3252,43 @@ opp-710000000 { opp-hz = /bits/ 64 <710000000>; opp-level = ; + opp-peak-kBps = <7216000>; }; opp-675000000 { opp-hz = /bits/ 64 <675000000>; opp-level = ; + opp-peak-kBps = <7216000>; }; opp-596000000 { opp-hz = /bits/ 64 <596000000>; opp-level = ; + opp-peak-kBps = <6220000>; }; opp-520000000 { opp-hz = /bits/ 64 <520000000>; opp-level = ; + opp-peak-kBps = <6220000>; }; opp-414000000 { opp-hz = /bits/ 64 <414000000>; opp-level = ; + opp-peak-kBps = <4068000>; }; opp-342000000 { opp-hz = /bits/ 64 <342000000>; opp-level = ; + opp-peak-kBps = <2724000>; }; opp-257000000 { opp-hz = /bits/ 64 <257000000>; opp-level = ; + opp-peak-kBps = <1648000>; }; }; };