From patchwork Thu Mar 3 09:40:00 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vinod Polimera X-Patchwork-Id: 12767268 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 5D71CC433EF for ; Thu, 3 Mar 2022 09:40:31 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id E918010EC3D; Thu, 3 Mar 2022 09:40:23 +0000 (UTC) Received: from alexa-out.qualcomm.com (alexa-out.qualcomm.com [129.46.98.28]) by gabe.freedesktop.org (Postfix) with ESMTPS id 0FFD810EBC3; Thu, 3 Mar 2022 09:40:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; i=@quicinc.com; q=dns/txt; s=qcdkim; t=1646300422; x=1677836422; h=from:to:cc:subject:date:message-id:in-reply-to: references; bh=knGo+0I6kiExJnkYlOIMEDQ7SnglzfM6cRK2vpYjK+4=; b=L9xuu0rLZM7cW1fZP9hiYAbsfGMXSef9GKE+lngRuKnBWUX49vegDNGw MFB4Wn9Ejsi0vmIPlkBaxRI0PAi1Gn4FaGtGihlcGL/j83Ubgu4YuizVC Hv8YZx0qh2MQ1Ka1A4gQqcO9hlsbzoMyJKuMgBQe19sq5S8Tqgx2RdKlN w=; Received: from ironmsg09-lv.qualcomm.com ([10.47.202.153]) by alexa-out.qualcomm.com with ESMTP; 03 Mar 2022 01:40:22 -0800 X-QCInternal: smtphost Received: from ironmsg01-blr.qualcomm.com ([10.86.208.130]) by ironmsg09-lv.qualcomm.com with ESMTP/TLS/AES256-SHA; 03 Mar 2022 01:40:21 -0800 X-QCInternal: smtphost Received: from vpolimer-linux.qualcomm.com ([10.204.67.235]) by ironmsg01-blr.qualcomm.com with ESMTP; 03 Mar 2022 15:10:08 +0530 Received: by vpolimer-linux.qualcomm.com (Postfix, from userid 463814) id C4B943565; Thu, 3 Mar 2022 15:10:07 +0530 (IST) From: Vinod Polimera To: dri-devel@lists.freedesktop.org, linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org, devicetree@vger.kernel.org Subject: [PATCH v4 3/4] arm64/dts/qcom/sdm845: remove assigned-clock-rate property for mdp clk Date: Thu, 3 Mar 2022 15:10:00 +0530 Message-Id: <1646300401-9063-4-git-send-email-quic_vpolimer@quicinc.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1646300401-9063-1-git-send-email-quic_vpolimer@quicinc.com> References: <1646300401-9063-1-git-send-email-quic_vpolimer@quicinc.com> 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: quic_kalyant@quicinc.com, dianders@chromium.org, linux-kernel@vger.kernel.org, swboyd@chromium.org, Vinod Polimera Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Kernel clock driver assumes that initial rate is the max rate for that clock and was not allowing it to scale beyond the assigned clock value. Drop the assigned clock rate property and vote on the mdp clock as per calculated value during the usecase. Fixes: 08c2a076d1("arm64: dts: qcom: sdm845: Add dpu to sdm845 dts file") Signed-off-by: Vinod Polimera Reviewed-by: Stephen Boyd --- arch/arm64/boot/dts/qcom/sdm845.dtsi | 9 ++------- 1 file changed, 2 insertions(+), 7 deletions(-) diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi index 0d6286d..80dc486 100644 --- a/arch/arm64/boot/dts/qcom/sdm845.dtsi +++ b/arch/arm64/boot/dts/qcom/sdm845.dtsi @@ -4181,9 +4181,6 @@ <&dispcc DISP_CC_MDSS_MDP_CLK>; clock-names = "iface", "core"; - assigned-clocks = <&dispcc DISP_CC_MDSS_MDP_CLK>; - assigned-clock-rates = <300000000>; - interrupts = ; interrupt-controller; #interrupt-cells = <1>; @@ -4214,10 +4211,8 @@ <&dispcc DISP_CC_MDSS_VSYNC_CLK>; clock-names = "gcc-bus", "iface", "bus", "core", "vsync"; - assigned-clocks = <&dispcc DISP_CC_MDSS_MDP_CLK>, - <&dispcc DISP_CC_MDSS_VSYNC_CLK>; - assigned-clock-rates = <300000000>, - <19200000>; + assigned-clocks = <&dispcc DISP_CC_MDSS_VSYNC_CLK>; + assigned-clock-rates = <19200000>; operating-points-v2 = <&mdp_opp_table>; power-domains = <&rpmhpd SDM845_CX>;