From patchwork Fri Jul 1 08:20:00 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Viresh Kumar X-Patchwork-Id: 586556 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 E703ECCA482 for ; Fri, 1 Jul 2022 08:21:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234596AbiGAIVD (ORCPT ); Fri, 1 Jul 2022 04:21:03 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48740 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232650AbiGAIVB (ORCPT ); Fri, 1 Jul 2022 04:21:01 -0400 Received: from mail-pg1-x52d.google.com (mail-pg1-x52d.google.com [IPv6:2607:f8b0:4864:20::52d]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 23C6070E54 for ; Fri, 1 Jul 2022 01:20:59 -0700 (PDT) Received: by mail-pg1-x52d.google.com with SMTP id s206so1779295pgs.3 for ; Fri, 01 Jul 2022 01:20:59 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=xl1HN34mhSotDnvkt8tXbixjNJQAdLGe7tUjPgb4h/M=; b=i7M5+MWQM/Wqyk1fA5iuLZE9bqsbrbc3WDWPOdi3fxmV/AJTwIEE7Si1xPTx5n2Xhn LOSApbAqXS878yYMItr7z4UBSPclNrnv36g5iFVV6jM84cVz4aZ1MCOHvI4E9Lw5JF2u u6SeJygVMbhOGlHlVjNyuv/RcUvYRGwMFWpcpNQJVYbNsAPnd79yR7+c9NJ8IMookw+U MkTEgtPVhXcuZ7cijPlnKYk0euz/zP2qHiPxelFniNIa1bjPNnBOqMx6nTor+cFORIbK HEQ2dTbvlms6brsUkKvwNKNz+C+cX7Ful6WWCTold3g5lPNYADIzEr2fTSm+w6C5shAJ Wrbw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=xl1HN34mhSotDnvkt8tXbixjNJQAdLGe7tUjPgb4h/M=; b=ycuNQKtnGjvCH6uM+TG6wlK8K1wtUI4zaeSIQLYZ829i5+HFuh8QuOTE08ZGLTw3bN zVLUuEDgAvEYbmNpASDmCb1NOdQebs6YhRVhZjz428GQSlk45n7nfWiqjxsO52C+EbPA hEXCJDq8YAXDqkejLU864Uqz1I9FW+9KIWTaVYWrxXT30X+qc61GkwP87RALUH+YQX6H I/TuVbsqlcOcFJl7TRsA3QLrJ88CApcSWONaQuiCtq06gp5qlTDepJN1sSA0HHyOEzvb PmjGt0SKKQ75EM4vcgeeHPntgSnXchogY14HqHt3FPXNTcCm/3FK9iFoVE/bA1T6AeYG mdpg== X-Gm-Message-State: AJIora8xGtAZ5Isno7Qem6e3qH6sXX7nATRh9GThs+BzpLnWVnUX2uUR fNxGNXFSdwMRcqfpVqzbqJaAFw== X-Google-Smtp-Source: AGRyM1uXWoz/xWc2GMqHOJsNXnU5IHLjBXiEnxQDiL/VVRBiBKY0HSQeRbsyqOL4jGI0ag21bGXGrQ== X-Received: by 2002:a05:6a00:c91:b0:525:8c3f:269 with SMTP id a17-20020a056a000c9100b005258c3f0269mr20249956pfv.66.1656663658830; Fri, 01 Jul 2022 01:20:58 -0700 (PDT) Received: from localhost ([122.172.201.58]) by smtp.gmail.com with ESMTPSA id n1-20020a170902dc8100b00163c6ac211fsm14910383pld.111.2022.07.01.01.20.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 01 Jul 2022 01:20:58 -0700 (PDT) From: Viresh Kumar To: Ilia Lin , Andy Gross , Bjorn Andersson , "Rafael J. Wysocki" , Viresh Kumar Cc: linux-pm@vger.kernel.org, Vincent Guittot , Stephen Boyd , Nishanth Menon , linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH V2 05/30] cpufreq: qcom-nvmem: Migrate to dev_pm_opp_set_config() Date: Fri, 1 Jul 2022 13:50:00 +0530 Message-Id: X-Mailer: git-send-email 2.31.1.272.g89b43f80a514 In-Reply-To: References: MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org The OPP core now provides a unified API for setting all configuration types, i.e. dev_pm_opp_set_config(). Lets start using it. Signed-off-by: Viresh Kumar --- drivers/cpufreq/qcom-cpufreq-nvmem.c | 109 +++++++-------------------- 1 file changed, 28 insertions(+), 81 deletions(-) diff --git a/drivers/cpufreq/qcom-cpufreq-nvmem.c b/drivers/cpufreq/qcom-cpufreq-nvmem.c index 6dfa86971a75..863548f59c3e 100644 --- a/drivers/cpufreq/qcom-cpufreq-nvmem.c +++ b/drivers/cpufreq/qcom-cpufreq-nvmem.c @@ -55,9 +55,7 @@ struct qcom_cpufreq_match_data { }; struct qcom_cpufreq_drv { - struct opp_table **names_opp_tables; - struct opp_table **hw_opp_tables; - struct opp_table **genpd_opp_tables; + int *opp_tokens; u32 versions; const struct qcom_cpufreq_match_data *data; }; @@ -315,72 +313,43 @@ static int qcom_cpufreq_probe(struct platform_device *pdev) } of_node_put(np); - drv->names_opp_tables = kcalloc(num_possible_cpus(), - sizeof(*drv->names_opp_tables), + drv->opp_tokens = kcalloc(num_possible_cpus(), sizeof(*drv->opp_tokens), GFP_KERNEL); - if (!drv->names_opp_tables) { + if (!drv->opp_tokens) { ret = -ENOMEM; goto free_drv; } - drv->hw_opp_tables = kcalloc(num_possible_cpus(), - sizeof(*drv->hw_opp_tables), - GFP_KERNEL); - if (!drv->hw_opp_tables) { - ret = -ENOMEM; - goto free_opp_names; - } - - drv->genpd_opp_tables = kcalloc(num_possible_cpus(), - sizeof(*drv->genpd_opp_tables), - GFP_KERNEL); - if (!drv->genpd_opp_tables) { - ret = -ENOMEM; - goto free_opp; - } for_each_possible_cpu(cpu) { + struct dev_pm_opp_config config = { + .supported_hw = NULL, + }; + cpu_dev = get_cpu_device(cpu); if (NULL == cpu_dev) { ret = -ENODEV; - goto free_genpd_opp; + goto free_opp; } if (drv->data->get_version) { + config.supported_hw = &drv->versions; + config.supported_hw_count = 1; - if (pvs_name) { - drv->names_opp_tables[cpu] = dev_pm_opp_set_prop_name( - cpu_dev, - pvs_name); - if (IS_ERR(drv->names_opp_tables[cpu])) { - ret = PTR_ERR(drv->names_opp_tables[cpu]); - dev_err(cpu_dev, "Failed to add OPP name %s\n", - pvs_name); - goto free_opp; - } - } - - drv->hw_opp_tables[cpu] = dev_pm_opp_set_supported_hw( - cpu_dev, &drv->versions, 1); - if (IS_ERR(drv->hw_opp_tables[cpu])) { - ret = PTR_ERR(drv->hw_opp_tables[cpu]); - dev_err(cpu_dev, - "Failed to set supported hardware\n"); - goto free_genpd_opp; - } + if (pvs_name) + config.prop_name = pvs_name; } if (drv->data->genpd_names) { - drv->genpd_opp_tables[cpu] = - dev_pm_opp_attach_genpd(cpu_dev, - drv->data->genpd_names, - NULL); - if (IS_ERR(drv->genpd_opp_tables[cpu])) { - ret = PTR_ERR(drv->genpd_opp_tables[cpu]); - if (ret != -EPROBE_DEFER) - dev_err(cpu_dev, - "Could not attach to pm_domain: %d\n", - ret); - goto free_genpd_opp; + config.genpd_names = drv->data->genpd_names; + config.virt_devs = NULL; + } + + if (config.supported_hw || config.genpd_names) { + drv->opp_tokens[cpu] = dev_pm_opp_set_config(cpu_dev, &config); + if (drv->opp_tokens[cpu] < 0) { + ret = drv->opp_tokens[cpu]; + dev_err(cpu_dev, "Failed to set OPP config\n"); + goto free_opp; } } } @@ -395,27 +364,10 @@ static int qcom_cpufreq_probe(struct platform_device *pdev) ret = PTR_ERR(cpufreq_dt_pdev); dev_err(cpu_dev, "Failed to register platform device\n"); -free_genpd_opp: - for_each_possible_cpu(cpu) { - if (IS_ERR(drv->genpd_opp_tables[cpu])) - break; - dev_pm_opp_detach_genpd(drv->genpd_opp_tables[cpu]); - } - kfree(drv->genpd_opp_tables); free_opp: - for_each_possible_cpu(cpu) { - if (IS_ERR(drv->names_opp_tables[cpu])) - break; - dev_pm_opp_put_prop_name(drv->names_opp_tables[cpu]); - } - for_each_possible_cpu(cpu) { - if (IS_ERR(drv->hw_opp_tables[cpu])) - break; - dev_pm_opp_put_supported_hw(drv->hw_opp_tables[cpu]); - } - kfree(drv->hw_opp_tables); -free_opp_names: - kfree(drv->names_opp_tables); + for_each_possible_cpu(cpu) + dev_pm_opp_clear_config(drv->opp_tokens[cpu]); + kfree(drv->opp_tokens); free_drv: kfree(drv); @@ -429,15 +381,10 @@ static int qcom_cpufreq_remove(struct platform_device *pdev) platform_device_unregister(cpufreq_dt_pdev); - for_each_possible_cpu(cpu) { - dev_pm_opp_put_supported_hw(drv->names_opp_tables[cpu]); - dev_pm_opp_put_supported_hw(drv->hw_opp_tables[cpu]); - dev_pm_opp_detach_genpd(drv->genpd_opp_tables[cpu]); - } + for_each_possible_cpu(cpu) + dev_pm_opp_clear_config(drv->opp_tokens[cpu]); - kfree(drv->names_opp_tables); - kfree(drv->hw_opp_tables); - kfree(drv->genpd_opp_tables); + kfree(drv->opp_tokens); kfree(drv); return 0;