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[82.252.141.80]) by smtp.gmail.com with ESMTPSA id m11sm18942665wrz.40.2021.03.08.05.33.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 08 Mar 2021 05:33:05 -0800 (PST) From: Daniel Lezcano To: cwchoi00@gmail.com Cc: lukasz.luba@arm.com, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, steven.price@arm.com, Rob Clark , Sean Paul , David Airlie , Daniel Vetter , linux-arm-msm@vger.kernel.org (open list:DRM DRIVER FOR MSM ADRENO GPU), dri-devel@lists.freedesktop.org (open list:DRM DRIVER FOR MSM ADRENO GPU), freedreno@lists.freedesktop.org (open list:DRM DRIVER FOR MSM ADRENO GPU) Subject: [PATCH v6 2/4] PM / devfreq: msm: Use devfreq cooling device registration Date: Mon, 8 Mar 2021 14:30:38 +0100 Message-Id: <20210308133041.10516-2-daniel.lezcano@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210308133041.10516-1-daniel.lezcano@linaro.org> References: <20210308133041.10516-1-daniel.lezcano@linaro.org> Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org The devfreq core code is able to register the devfreq device as a cooling device if the 'is_cooling_device' flag is set in the profile. Use this flag and remove the cooling device registering code. Tested on dragonboard 845c Signed-off-by: Daniel Lezcano --- drivers/gpu/drm/msm/msm_gpu.c | 12 +----------- drivers/gpu/drm/msm/msm_gpu.h | 2 -- 2 files changed, 1 insertion(+), 13 deletions(-) diff --git a/drivers/gpu/drm/msm/msm_gpu.c b/drivers/gpu/drm/msm/msm_gpu.c index ab7c167b0623..eade94271a60 100644 --- a/drivers/gpu/drm/msm/msm_gpu.c +++ b/drivers/gpu/drm/msm/msm_gpu.c @@ -14,7 +14,6 @@ #include #include #include -#include #include #include @@ -82,6 +81,7 @@ static struct devfreq_dev_profile msm_devfreq_profile = { .target = msm_devfreq_target, .get_dev_status = msm_devfreq_get_dev_status, .get_cur_freq = msm_devfreq_get_cur_freq, + .is_cooling_device = true, }; static void msm_devfreq_init(struct msm_gpu *gpu) @@ -112,14 +112,6 @@ static void msm_devfreq_init(struct msm_gpu *gpu) } devfreq_suspend_device(gpu->devfreq.devfreq); - - gpu->cooling = of_devfreq_cooling_register(gpu->pdev->dev.of_node, - gpu->devfreq.devfreq); - if (IS_ERR(gpu->cooling)) { - DRM_DEV_ERROR(&gpu->pdev->dev, - "Couldn't register GPU cooling device\n"); - gpu->cooling = NULL; - } } static int enable_pwrrail(struct msm_gpu *gpu) @@ -1056,6 +1048,4 @@ void msm_gpu_cleanup(struct msm_gpu *gpu) if (gpu->worker) { kthread_destroy_worker(gpu->worker); } - - devfreq_cooling_unregister(gpu->cooling); } diff --git a/drivers/gpu/drm/msm/msm_gpu.h b/drivers/gpu/drm/msm/msm_gpu.h index d7cd02cd2109..93419368bac8 100644 --- a/drivers/gpu/drm/msm/msm_gpu.h +++ b/drivers/gpu/drm/msm/msm_gpu.h @@ -155,8 +155,6 @@ struct msm_gpu { struct msm_gpu_state *crashstate; /* True if the hardware supports expanded apriv (a650 and newer) */ bool hw_apriv; - - struct thermal_cooling_device *cooling; }; static inline struct msm_gpu *dev_to_gpu(struct device *dev)