From patchwork Wed Jul 12 22:11:35 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Baryshkov X-Patchwork-Id: 702866 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 2BBBEC001B0 for ; Wed, 12 Jul 2023 22:11:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232383AbjGLWLy (ORCPT ); Wed, 12 Jul 2023 18:11:54 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60358 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232412AbjGLWLx (ORCPT ); Wed, 12 Jul 2023 18:11:53 -0400 Received: from mail-lf1-x134.google.com (mail-lf1-x134.google.com [IPv6:2a00:1450:4864:20::134]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DD9DDC0 for ; Wed, 12 Jul 2023 15:11:47 -0700 (PDT) Received: by mail-lf1-x134.google.com with SMTP id 2adb3069b0e04-4fbf1f6c771so93873e87.1 for ; Wed, 12 Jul 2023 15:11:47 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1689199906; x=1689804706; 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=/xXiotgg0GEwf2bGvLMM/To/LRv6KFOudFNtkJYumEM=; b=nuLUm72slarHs/aLS7aizeWSnl4qA5KytxViS0f01nx41XHLtuPziuVbXIUIdYatLZ m6szK/Qm/qR6mbcvuCEHgvy9uGZOYqM9PNWHiu4tXueC8YO7Q+o4A3JH7DhnxtywQooG 8CT74g6UJLGKE2q3JW4kN5ekbjhfc6vp3/paRx/gtUpUwIo80kxMIddswAezE6/volCH 9iIs9X4eFk4gW9Cd/enp/iZgV0AkHPUd6018UXkyf/qgxlT3/mBgN5xk95q7e5RphFz5 yZkqsI3g7gvtcrp2VFL2CchSN2DriOdbOVMWFpon5XpShLtMC1xoZnxpMOc2748m6bBP iTqg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1689199906; x=1689804706; 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=/xXiotgg0GEwf2bGvLMM/To/LRv6KFOudFNtkJYumEM=; b=QNt71C6plc0UOQIpqPdV6TgREmgTY9bRgqLf8UQmi07WVaWuYhQ/ASeScCK2Y0t698 r7zlJVdhp2r02P64EAy8kbH5Vlu8YKWeaUk28nKZ2pQiDXOLf5d1tDenYtlMK6d8rRjt 281cuHr1aht1SAn15pP0di+XHmph/yiiM8ybH8gM8gBQFPofOcTRWFfyHZhqWubq+jCZ iBLssWczQfsdA/OYdgdHJWW9l0pj1+osI+ONqtwml54KsywrpJ7vSWmhyLklkMepJk93 IuiZwwvJf9QjFXK8vrLkwk3Z8M0EKkL1rP7fmf6RZBT9I50knosPzY+i2TSLLJwzB+cY Beag== X-Gm-Message-State: ABy/qLZBJ0p4agGEm6z4n40bU4BjgJ7a98YoQwFm/y4OtiMDqsQqWlkZ +93UcX6Z3f5lFqkGNELLGxkJt5v5IOZJ2EdImXU= X-Google-Smtp-Source: APBJJlH9z4m+l3rXPw6OAbrnWXrV255A64S8yAtmrCqRstmlR28v442StbZ9//nPsMETCmaw6ngikA== X-Received: by 2002:a05:6512:39c3:b0:4fb:896d:bd70 with SMTP id k3-20020a05651239c300b004fb896dbd70mr19543018lfu.46.1689199905994; Wed, 12 Jul 2023 15:11:45 -0700 (PDT) Received: from umbar.unikie.fi ([192.130.178.91]) by smtp.gmail.com with ESMTPSA id q16-20020ac25290000000b004f62fdf61fdsm856193lfm.204.2023.07.12.15.11.45 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 12 Jul 2023 15:11:45 -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, Konrad Dybcio Subject: [PATCH v4 07/11] drm/msm/dpu: use dpu_perf_cfg in DPU core_perf code Date: Thu, 13 Jul 2023 01:11:35 +0300 Message-Id: <20230712221139.313729-8-dmitry.baryshkov@linaro.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230712221139.313729-1-dmitry.baryshkov@linaro.org> References: <20230712221139.313729-1-dmitry.baryshkov@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Simplify dpu_core_perf code by using only dpu_perf_cfg instead of using full-featured catalog data. Acked-by: Konrad Dybcio Signed-off-by: Dmitry Baryshkov Reviewed-by: Abhinav Kumar --- drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.c | 73 ++++++++----------- drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.h | 8 +- drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c | 2 +- 3 files changed, 35 insertions(+), 48 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 3b3c2659297d..27a0312bd140 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.c @@ -33,11 +33,11 @@ enum dpu_perf_mode { /** * _dpu_core_perf_calc_bw() - to calculate BW per crtc - * @kms: pointer to the dpu_kms + * @perf_cfg: performance configuration * @crtc: pointer to a crtc * Return: returns aggregated BW for all planes in crtc. */ -static u64 _dpu_core_perf_calc_bw(struct dpu_kms *kms, +static u64 _dpu_core_perf_calc_bw(const struct dpu_perf_cfg *perf_cfg, struct drm_crtc *crtc) { struct drm_plane *plane; @@ -53,7 +53,7 @@ static u64 _dpu_core_perf_calc_bw(struct dpu_kms *kms, crtc_plane_bw += pstate->plane_fetch_bw; } - bw_factor = kms->catalog->perf->bw_inefficiency_factor; + bw_factor = perf_cfg->bw_inefficiency_factor; if (bw_factor) { crtc_plane_bw *= bw_factor; do_div(crtc_plane_bw, 100); @@ -64,12 +64,12 @@ static u64 _dpu_core_perf_calc_bw(struct dpu_kms *kms, /** * _dpu_core_perf_calc_clk() - to calculate clock per crtc - * @kms: pointer to the dpu_kms + * @perf_cfg: performance configuration * @crtc: pointer to a crtc * @state: pointer to a crtc state * Return: returns max clk for all planes in crtc. */ -static u64 _dpu_core_perf_calc_clk(struct dpu_kms *kms, +static u64 _dpu_core_perf_calc_clk(const struct dpu_perf_cfg *perf_cfg, struct drm_crtc *crtc, struct drm_crtc_state *state) { struct drm_plane *plane; @@ -90,7 +90,7 @@ static u64 _dpu_core_perf_calc_clk(struct dpu_kms *kms, crtc_clk = max(pstate->plane_clk, crtc_clk); } - clk_factor = kms->catalog->perf->clk_inefficiency_factor; + clk_factor = perf_cfg->clk_inefficiency_factor; if (clk_factor) { crtc_clk *= clk_factor; do_div(crtc_clk, 100); @@ -106,30 +106,32 @@ static struct dpu_kms *_dpu_crtc_get_kms(struct drm_crtc *crtc) return to_dpu_kms(priv->kms); } -static void _dpu_core_perf_calc_crtc(struct dpu_kms *kms, - struct drm_crtc *crtc, - struct drm_crtc_state *state, - struct dpu_core_perf_params *perf) +static void _dpu_core_perf_calc_crtc(const struct dpu_core_perf *core_perf, + struct drm_crtc *crtc, + struct drm_crtc_state *state, + struct dpu_core_perf_params *perf) { - if (!kms || !kms->catalog || !crtc || !state || !perf) { + const struct dpu_perf_cfg *perf_cfg = core_perf->perf_cfg; + + if (!perf_cfg || !crtc || !state || !perf) { DPU_ERROR("invalid parameters\n"); return; } memset(perf, 0, sizeof(struct dpu_core_perf_params)); - if (kms->perf.perf_tune.mode == DPU_PERF_MODE_MINIMUM) { + if (core_perf->perf_tune.mode == DPU_PERF_MODE_MINIMUM) { perf->bw_ctl = 0; perf->max_per_pipe_ib = 0; perf->core_clk_rate = 0; - } else if (kms->perf.perf_tune.mode == DPU_PERF_MODE_FIXED) { - perf->bw_ctl = kms->perf.fix_core_ab_vote; - perf->max_per_pipe_ib = kms->perf.fix_core_ib_vote; - perf->core_clk_rate = kms->perf.fix_core_clk_rate; + } else if (core_perf->perf_tune.mode == DPU_PERF_MODE_FIXED) { + perf->bw_ctl = core_perf->fix_core_ab_vote; + perf->max_per_pipe_ib = core_perf->fix_core_ib_vote; + perf->core_clk_rate = core_perf->fix_core_clk_rate; } else { - perf->bw_ctl = _dpu_core_perf_calc_bw(kms, crtc); - perf->max_per_pipe_ib = kms->catalog->perf->min_dram_ib; - perf->core_clk_rate = _dpu_core_perf_calc_clk(kms, crtc, state); + perf->bw_ctl = _dpu_core_perf_calc_bw(perf_cfg, crtc); + perf->max_per_pipe_ib = perf_cfg->min_dram_ib; + perf->core_clk_rate = _dpu_core_perf_calc_clk(perf_cfg, crtc, state); } DRM_DEBUG_ATOMIC( @@ -154,10 +156,6 @@ int dpu_core_perf_crtc_check(struct drm_crtc *crtc, } kms = _dpu_crtc_get_kms(crtc); - if (!kms->catalog) { - DPU_ERROR("invalid parameters\n"); - return 0; - } /* we only need bandwidth check on real-time clients (interfaces) */ if (dpu_crtc_get_client_type(crtc) == NRT_CLIENT) @@ -166,7 +164,7 @@ int dpu_core_perf_crtc_check(struct drm_crtc *crtc, dpu_cstate = to_dpu_crtc_state(state); /* obtain new values */ - _dpu_core_perf_calc_crtc(kms, crtc, state, &dpu_cstate->new_perf); + _dpu_core_perf_calc_crtc(&kms->perf, crtc, state, &dpu_cstate->new_perf); bw_sum_of_intfs = dpu_cstate->new_perf.bw_ctl; curr_client_type = dpu_crtc_get_client_type(crtc); @@ -189,7 +187,7 @@ int dpu_core_perf_crtc_check(struct drm_crtc *crtc, bw = DIV_ROUND_UP_ULL(bw_sum_of_intfs, 1000); DRM_DEBUG_ATOMIC("calculated bandwidth=%uk\n", bw); - threshold = kms->catalog->perf->max_bw_high; + threshold = kms->perf.perf_cfg->max_bw_high; DRM_DEBUG_ATOMIC("final threshold bw limit = %d\n", threshold); @@ -270,11 +268,6 @@ void dpu_core_perf_crtc_release_bw(struct drm_crtc *crtc) } kms = _dpu_crtc_get_kms(crtc); - if (!kms->catalog) { - DPU_ERROR("invalid kms\n"); - return; - } - dpu_crtc = to_dpu_crtc(crtc); if (atomic_dec_return(&kms->bandwidth_ref) > 0) @@ -331,10 +324,6 @@ int dpu_core_perf_crtc_update(struct drm_crtc *crtc, } kms = _dpu_crtc_get_kms(crtc); - if (!kms->catalog) { - DPU_ERROR("invalid kms\n"); - return -EINVAL; - } dpu_crtc = to_dpu_crtc(crtc); dpu_cstate = to_dpu_crtc_state(crtc->state); @@ -466,7 +455,6 @@ static const struct file_operations dpu_core_perf_mode_fops = { int dpu_core_perf_debugfs_init(struct dpu_kms *dpu_kms, struct dentry *parent) { struct dpu_core_perf *perf = &dpu_kms->perf; - const struct dpu_mdss_cfg *catalog = perf->catalog; struct dentry *entry; entry = debugfs_create_dir("core_perf", parent); @@ -478,15 +466,15 @@ int dpu_core_perf_debugfs_init(struct dpu_kms *dpu_kms, struct dentry *parent) debugfs_create_u32("enable_bw_release", 0600, entry, (u32 *)&perf->enable_bw_release); debugfs_create_u32("threshold_low", 0600, entry, - (u32 *)&catalog->perf->max_bw_low); + (u32 *)&perf->perf_cfg->max_bw_low); debugfs_create_u32("threshold_high", 0600, entry, - (u32 *)&catalog->perf->max_bw_high); + (u32 *)&perf->perf_cfg->max_bw_high); debugfs_create_u32("min_core_ib", 0600, entry, - (u32 *)&catalog->perf->min_core_ib); + (u32 *)&perf->perf_cfg->min_core_ib); debugfs_create_u32("min_llcc_ib", 0600, entry, - (u32 *)&catalog->perf->min_llcc_ib); + (u32 *)&perf->perf_cfg->min_llcc_ib); debugfs_create_u32("min_dram_ib", 0600, entry, - (u32 *)&catalog->perf->min_dram_ib); + (u32 *)&perf->perf_cfg->min_dram_ib); debugfs_create_file("perf_mode", 0600, entry, (u32 *)perf, &dpu_core_perf_mode_fops); debugfs_create_u64("fix_core_clk_rate", 0600, entry, @@ -509,17 +497,16 @@ void dpu_core_perf_destroy(struct dpu_core_perf *perf) perf->max_core_clk_rate = 0; perf->core_clk = NULL; - perf->catalog = NULL; perf->dev = NULL; } int dpu_core_perf_init(struct dpu_core_perf *perf, struct drm_device *dev, - const struct dpu_mdss_cfg *catalog, + const struct dpu_perf_cfg *perf_cfg, struct clk *core_clk) { perf->dev = dev; - perf->catalog = catalog; + perf->perf_cfg = perf_cfg; perf->core_clk = core_clk; perf->max_core_clk_rate = clk_get_rate(core_clk); diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.h index c0097b67f9dd..f4b84e67138c 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.h +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.h @@ -38,7 +38,7 @@ struct dpu_core_perf_tune { * struct dpu_core_perf - definition of core performance context * @dev: Pointer to drm device * @debugfs_root: top level debug folder - * @catalog: Pointer to catalog configuration + * @perf_cfg: Platform-specific performance configuration * @core_clk: Pointer to the core clock * @core_clk_rate: current core clock rate * @max_core_clk_rate: maximum allowable core clock rate @@ -51,7 +51,7 @@ struct dpu_core_perf_tune { struct dpu_core_perf { struct drm_device *dev; struct dentry *debugfs_root; - const struct dpu_mdss_cfg *catalog; + const struct dpu_perf_cfg *perf_cfg; struct clk *core_clk; u64 core_clk_rate; u64 max_core_clk_rate; @@ -96,12 +96,12 @@ void dpu_core_perf_destroy(struct dpu_core_perf *perf); * dpu_core_perf_init - initialize the given core performance context * @perf: Pointer to core performance context * @dev: Pointer to drm device - * @catalog: Pointer to catalog + * @perf_cfg: Pointer to platform performance configuration * @core_clk: pointer to core clock */ int dpu_core_perf_init(struct dpu_core_perf *perf, struct drm_device *dev, - const struct dpu_mdss_cfg *catalog, + const struct dpu_perf_cfg *perf_cfg, struct clk *core_clk); struct dpu_kms; diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c index c1d06e19b237..074c032cd24e 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c @@ -1156,7 +1156,7 @@ static int dpu_kms_hw_init(struct msm_kms *kms) dpu_kms->hw_vbif[vbif->id] = hw; } - rc = dpu_core_perf_init(&dpu_kms->perf, dev, dpu_kms->catalog, + rc = dpu_core_perf_init(&dpu_kms->perf, dev, dpu_kms->catalog->perf, msm_clk_bulk_get_clock(dpu_kms->clocks, dpu_kms->num_clocks, "core")); if (rc) { DPU_ERROR("failed to init perf %d\n", rc);