From patchwork Fri Jul 7 19:39:34 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Baryshkov X-Patchwork-Id: 700117 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 614A7C001DD for ; Fri, 7 Jul 2023 19:42:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233090AbjGGTmf (ORCPT ); Fri, 7 Jul 2023 15:42:35 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60926 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233055AbjGGTlR (ORCPT ); Fri, 7 Jul 2023 15:41:17 -0400 Received: from mail-lf1-x12e.google.com (mail-lf1-x12e.google.com [IPv6:2a00:1450:4864:20::12e]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 215792D56 for ; Fri, 7 Jul 2023 12:39:47 -0700 (PDT) Received: by mail-lf1-x12e.google.com with SMTP id 2adb3069b0e04-4fb761efa7aso3564849e87.0 for ; Fri, 07 Jul 2023 12:39:47 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1688758785; x=1691350785; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=Ln26l+vUCSi4edYTgivRAGgTHzh3pendnmUbrCgVtyc=; b=TSmNh5jSebPGeymulBDAEcubNE5cn9xQeWeeImrgx/Zzp1QzZacwkj+LIkcUCmXcoX UnfhUgHRj5FUcwnyNF05DlhwqEKeolRqmQdfSgfGfz/CsBfzg8iHlx8+cfmiX84bGTjz 3Hmujaw7GS1NUQGRzsJxPAbDEHVupaEyenZnkUX7dkToVty+L2Jlqr+emV1Gms+VqrWP c80FOzhD48gg7JtasLqCb0zxeqc7rwvkP4hWaixVNQf4lfnkDd6ec6+yIhlIXV7Zds+4 RzLRBcl7CSrIr1LvcDUs6tcHFqvBDzaWm+2AaAiZum0QOOrf2vV31kaEbe9oTZbCwkw8 cTtQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1688758785; x=1691350785; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=Ln26l+vUCSi4edYTgivRAGgTHzh3pendnmUbrCgVtyc=; b=CEwTkZw10OPJpd6VISQRHTV49j6p3cAVhZ55uEwQMK/pP8GrxclNZf0u71PNkUGJam vVl+t9mxxtKnOYQBM9eeDgF02cP4rYWUZ34ObvyUaS+7cJlb+UJlizejLQuujfTN534r yamoLt9aHj6xajC0LIcZ94Pxi6WQuCZ9BIXKod+Drq1CQzGndkXBE+sNOUqkEfgJuQ9w Znn//RD5gLjSBhnFGW4aM4R5YFruQXwXwGbqdpKFB9WcCb0V20bXyjRTAHCvXAf4LSze SPXiNjtxFiBeIYsVy5BL7ROvcvdz6ZBvr7b+56+8fv8Cvl4g/mLbEJ8DfcUSOXYgViLy oGVA== X-Gm-Message-State: ABy/qLbhesDFxwBwsryAtXDjve94ON6CmdLeugNlt1YpTpEVDw46kaEY qo+vSS2vds1wr6ncSIA6AtEpdQ== X-Google-Smtp-Source: APBJJlF9I+uOMWU3r1bX/Qzz+m3+Ve61FTi0gpIC8FEbD7mHoduGOmKBdvKypzuq/c3Kd4tzp4L0pw== X-Received: by 2002:a05:6512:33ce:b0:4f8:5600:9e5e with SMTP id d14-20020a05651233ce00b004f856009e5emr5377782lfg.47.1688758785404; Fri, 07 Jul 2023 12:39:45 -0700 (PDT) Received: from umbar.unikie.fi ([192.130.178.91]) by smtp.gmail.com with ESMTPSA id q16-20020a19a410000000b004fba759bf44sm778995lfc.277.2023.07.07.12.39.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 07 Jul 2023 12:39:45 -0700 (PDT) From: Dmitry Baryshkov To: Rob Clark , Sean Paul , Abhinav Kumar , Marijn Suijten Cc: Stephen Boyd , David Airlie , Daniel Vetter , Bjorn Andersson , linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org Subject: [PATCH v3 03/11] drm/msm/dpu: core_perf: bail earlier if there are no ICC paths Date: Fri, 7 Jul 2023 22:39:34 +0300 Message-Id: <20230707193942.3806526-4-dmitry.baryshkov@linaro.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230707193942.3806526-1-dmitry.baryshkov@linaro.org> References: <20230707193942.3806526-1-dmitry.baryshkov@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Skip bandwidth aggregation and return early if there are no interconnect paths defined for the DPU device. Signed-off-by: Dmitry Baryshkov --- drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.c index 333dcfe57800..05d340aa18c5 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.c @@ -237,11 +237,11 @@ static int _dpu_core_perf_crtc_update_bus(struct dpu_kms *kms, int i, ret = 0; u64 avg_bw; - dpu_core_perf_aggregate(crtc->dev, dpu_crtc_get_client_type(crtc), &perf); - if (!kms->num_paths) return 0; + dpu_core_perf_aggregate(crtc->dev, dpu_crtc_get_client_type(crtc), &perf); + avg_bw = perf.bw_ctl; do_div(avg_bw, (kms->num_paths * 1000)); /*Bps_to_icc*/