diff --git a/drivers/gpu/drm/msm/Kconfig b/drivers/gpu/drm/msm/Kconfig index 3c9dfdb0b328317833e083ca06bc5e3da746d490..f7abacb4b221be03982be32f762bb10397797b01 100644 --- a/drivers/gpu/drm/msm/Kconfig +++ b/drivers/gpu/drm/msm/Kconfig @@ -23,6 +23,7 @@ config DRM_MSM select SHMEM select TMPFS select QCOM_SCM + select DEVFREQ_GOV_SIMPLE_ONDEMAND select WANT_DEV_COREDUMP select SND_SOC_HDMI_CODEC if SND_SOC select SYNC_FILE diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c index 36c8fb699b56be46193c3a04c41868b858df7e70..6f7401f2acdae6b59626daefa1c168e380dcf143 100644 --- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c +++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c @@ -2021,7 +2021,7 @@ struct msm_gpu *a6xx_gpu_init(struct drm_device *dev) * to cause power supply issues: */ if (adreno_is_a618(adreno_gpu) || adreno_is_7c3(adreno_gpu)) - gpu->clamp_to_idle = true; + priv->gpu_clamp_to_idle = true; /* Check if there is a GMU phandle and set it up */ node = of_parse_phandle(pdev->dev.of_node, "qcom,gmu", 0); diff --git a/drivers/gpu/drm/msm/msm_debugfs.c b/drivers/gpu/drm/msm/msm_debugfs.c index 95f4374ae21c2212c3dfa7c19e53627a71d6da37..d6ecff0ab6187cb7832e5c0ca59774d3614be5ac 100644 --- a/drivers/gpu/drm/msm/msm_debugfs.c +++ b/drivers/gpu/drm/msm/msm_debugfs.c @@ -305,6 +305,7 @@ void msm_debugfs_init(struct drm_minor *minor) { struct drm_device *dev = minor->dev; struct msm_drm_private *priv = dev->dev_private; + struct dentry *gpu_devfreq; drm_debugfs_create_files(msm_debugfs_list, ARRAY_SIZE(msm_debugfs_list), @@ -325,6 +326,17 @@ void msm_debugfs_init(struct drm_minor *minor) debugfs_create_file("shrink", S_IRWXU, minor->debugfs_root, dev, &shrink_fops); + gpu_devfreq = debugfs_create_dir("devfreq", minor->debugfs_root); + + debugfs_create_bool("idle_clamp",0600, gpu_devfreq, + &priv->gpu_clamp_to_idle); + + debugfs_create_u32("upthreshold",0600, gpu_devfreq, + &priv->gpu_devfreq_config.upthreshold); + + debugfs_create_u32("downdifferential",0600, gpu_devfreq, + &priv->gpu_devfreq_config.downdifferential); + if (priv->kms && priv->kms->funcs->debugfs_init) priv->kms->funcs->debugfs_init(priv->kms, minor); diff --git a/drivers/gpu/drm/msm/msm_drv.h b/drivers/gpu/drm/msm/msm_drv.h index d4e0ef608950eadebff22df39221d09965cb101f..81deb112ea4466e6f06843c927bbdb4673b7d179 100644 --- a/drivers/gpu/drm/msm/msm_drv.h +++ b/drivers/gpu/drm/msm/msm_drv.h @@ -11,6 +11,7 @@ #include #include #include +#include #include #include #include @@ -233,6 +234,14 @@ struct msm_drm_private { */ unsigned int hangcheck_period; + /** gpu_devfreq_config: Devfreq tuning config for the GPU. */ + struct devfreq_simple_ondemand_data gpu_devfreq_config; + + /** + * gpu_clamp_to_idle: Enable clamping to idle freq when inactive + */ + bool gpu_clamp_to_idle; + /** * disable_err_irq: * diff --git a/drivers/gpu/drm/msm/msm_gpu.h b/drivers/gpu/drm/msm/msm_gpu.h index 651786bc55e5a8a989a882840ac62857f1f41017..9e36f6c9bc29686bd50ecae72a60ae3c58bcbbf3 100644 --- a/drivers/gpu/drm/msm/msm_gpu.h +++ b/drivers/gpu/drm/msm/msm_gpu.h @@ -275,9 +275,6 @@ struct msm_gpu { struct msm_gpu_state *crashstate; - /* Enable clamping to idle freq when inactive: */ - bool clamp_to_idle; - /* True if the hardware supports expanded apriv (a650 and newer) */ bool hw_apriv; diff --git a/drivers/gpu/drm/msm/msm_gpu_devfreq.c b/drivers/gpu/drm/msm/msm_gpu_devfreq.c index 85c443a37e4e82ee53bff95a4c1795ef5c9bfa06..1f4e2dd8e76dd03e4c42ba1dda0156a8f497a877 100644 --- a/drivers/gpu/drm/msm/msm_gpu_devfreq.c +++ b/drivers/gpu/drm/msm/msm_gpu_devfreq.c @@ -183,6 +183,7 @@ static bool has_devfreq(struct msm_gpu *gpu) void msm_devfreq_init(struct msm_gpu *gpu) { struct msm_gpu_devfreq *df = &gpu->devfreq; + struct msm_drm_private *priv = gpu->dev->dev_private; /* We need target support to do devfreq */ if (!gpu->funcs->gpu_busy) @@ -209,7 +210,7 @@ void msm_devfreq_init(struct msm_gpu *gpu) df->devfreq = devm_devfreq_add_device(&gpu->pdev->dev, &msm_devfreq_profile, DEVFREQ_GOV_SIMPLE_ONDEMAND, - NULL); + &priv->gpu_devfreq_config); if (IS_ERR(df->devfreq)) { DRM_DEV_ERROR(&gpu->pdev->dev, "Couldn't initialize GPU devfreq\n"); @@ -358,10 +359,11 @@ static void msm_devfreq_idle_work(struct kthread_work *work) struct msm_gpu_devfreq *df = container_of(work, struct msm_gpu_devfreq, idle_work.work); struct msm_gpu *gpu = container_of(df, struct msm_gpu, devfreq); + struct msm_drm_private *priv = gpu->dev->dev_private; df->idle_time = ktime_get(); - if (gpu->clamp_to_idle) + if (priv->gpu_clamp_to_idle) dev_pm_qos_update_request(&df->idle_freq, 0); }