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[109.252.193.52]) by smtp.gmail.com with ESMTPSA id u14sm1121153lfl.40.2021.03.11.11.21.50 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 11 Mar 2021 11:21:51 -0800 (PST) From: Dmitry Osipenko To: Qiang Yu , Rob Clark , Sean Paul , Rob Herring , Tomeu Vizoso , Steven Price , Alyssa Rosenzweig , Stanimir Varbanov , Andy Gross , Bjorn Andersson , Mauro Carvalho Chehab , Lukasz Luba , Krzysztof Kozlowski , Adrian Hunter , Ulf Hansson , Viresh Kumar , Nishanth Menon , Stephen Boyd , Mark Brown , Greg Kroah-Hartman , Jiri Slaby , Yangtao Li Subject: [PATCH v2 12/14] drm/panfrost: Convert to use resource-managed OPP API Date: Thu, 11 Mar 2021 22:21:03 +0300 Message-Id: <20210311192105.14998-13-digetx@gmail.com> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20210311192105.14998-1-digetx@gmail.com> References: <20210311192105.14998-1-digetx@gmail.com> MIME-Version: 1.0 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: linux-samsung-soc@vger.kernel.org, linux-serial@vger.kernel.org, lima@lists.freedesktop.org, linux-pm@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-spi@vger.kernel.org, linux-tegra@vger.kernel.org, freedreno@lists.freedesktop.org, linux-media@vger.kernel.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" From: Yangtao Li Use resource-managed OPP API to simplify code. Signed-off-by: Yangtao Li Reviewed-by: Steven Price Signed-off-by: Dmitry Osipenko --- drivers/gpu/drm/panfrost/panfrost_devfreq.c | 33 +++++---------------- drivers/gpu/drm/panfrost/panfrost_devfreq.h | 1 - 2 files changed, 8 insertions(+), 26 deletions(-) diff --git a/drivers/gpu/drm/panfrost/panfrost_devfreq.c b/drivers/gpu/drm/panfrost/panfrost_devfreq.c index 56b3f5935703..eeb50c55c472 100644 --- a/drivers/gpu/drm/panfrost/panfrost_devfreq.c +++ b/drivers/gpu/drm/panfrost/panfrost_devfreq.c @@ -93,25 +93,23 @@ int panfrost_devfreq_init(struct panfrost_device *pfdev) struct thermal_cooling_device *cooling; struct panfrost_devfreq *pfdevfreq = &pfdev->pfdevfreq; - opp_table = dev_pm_opp_set_regulators(dev, pfdev->comp->supply_names, - pfdev->comp->num_supplies); + opp_table = devm_pm_opp_set_regulators(dev, pfdev->comp->supply_names, + pfdev->comp->num_supplies); if (IS_ERR(opp_table)) { ret = PTR_ERR(opp_table); /* Continue if the optional regulator is missing */ if (ret != -ENODEV) { DRM_DEV_ERROR(dev, "Couldn't set OPP regulators\n"); - goto err_fini; + return ret; } - } else { - pfdevfreq->regulators_opp_table = opp_table; } - ret = dev_pm_opp_of_add_table(dev); + ret = devm_pm_opp_of_add_table(dev); if (ret) { /* Optional, continue without devfreq */ if (ret == -ENODEV) ret = 0; - goto err_fini; + return ret; } pfdevfreq->opp_of_table_added = true; @@ -122,10 +120,8 @@ int panfrost_devfreq_init(struct panfrost_device *pfdev) cur_freq = clk_get_rate(pfdev->clock); opp = devfreq_recommended_opp(dev, &cur_freq, 0); - if (IS_ERR(opp)) { - ret = PTR_ERR(opp); - goto err_fini; - } + if (IS_ERR(opp)) + return PTR_ERR(opp); panfrost_devfreq_profile.initial_freq = cur_freq; dev_pm_opp_put(opp); @@ -134,8 +130,7 @@ int panfrost_devfreq_init(struct panfrost_device *pfdev) DEVFREQ_GOV_SIMPLE_ONDEMAND, NULL); if (IS_ERR(devfreq)) { DRM_DEV_ERROR(dev, "Couldn't initialize GPU devfreq\n"); - ret = PTR_ERR(devfreq); - goto err_fini; + return PTR_ERR(devfreq); } pfdevfreq->devfreq = devfreq; @@ -146,10 +141,6 @@ int panfrost_devfreq_init(struct panfrost_device *pfdev) pfdevfreq->cooling = cooling; return 0; - -err_fini: - panfrost_devfreq_fini(pfdev); - return ret; } void panfrost_devfreq_fini(struct panfrost_device *pfdev) @@ -160,14 +151,6 @@ void panfrost_devfreq_fini(struct panfrost_device *pfdev) devfreq_cooling_unregister(pfdevfreq->cooling); pfdevfreq->cooling = NULL; } - - if (pfdevfreq->opp_of_table_added) { - dev_pm_opp_of_remove_table(&pfdev->pdev->dev); - pfdevfreq->opp_of_table_added = false; - } - - dev_pm_opp_put_regulators(pfdevfreq->regulators_opp_table); - pfdevfreq->regulators_opp_table = NULL; } void panfrost_devfreq_resume(struct panfrost_device *pfdev) diff --git a/drivers/gpu/drm/panfrost/panfrost_devfreq.h b/drivers/gpu/drm/panfrost/panfrost_devfreq.h index db6ea48e21f9..a51854cc8c06 100644 --- a/drivers/gpu/drm/panfrost/panfrost_devfreq.h +++ b/drivers/gpu/drm/panfrost/panfrost_devfreq.h @@ -15,7 +15,6 @@ struct panfrost_device; struct panfrost_devfreq { struct devfreq *devfreq; - struct opp_table *regulators_opp_table; struct thermal_cooling_device *cooling; bool opp_of_table_added;