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Tue, 15 Jul 2025 12:53:22 +0300 Organization: Intel Finland Oy - BIC 0357606-4 - c/o Alberga Business Park, 6 krs, Bertel Jungin Aukio 5, 02600 Espoo From: Sakari Ailus To: Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Douglas Anderson , Lucas Stach , Russell King , Christian Gmeiner , Inki Dae , Seung-Woo Kim , Kyungmin Park , Krzysztof Kozlowski , Alim Akhtar , Jani Nikula , Joonas Lahtinen , Rodrigo Vivi , Tvrtko Ursulin , Laurentiu Palcu , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , Qiang Yu , Jessica Zhang , Boris Brezillon , Steven Price , Liviu Dudau , Thierry Reding , Mikko Perttunen , Jonathan Hunter , Jyri Sarha , Tomi Valkeinen , Dave Stevenson , =?UTF-8?q?Ma=C3=ADra=20Canal?= , Raspberry Pi Kernel Maintenance , Dmitry Baryshkov , Damon Ding , Ayushi Makhija , Luca Ceresoli , =?UTF-8?q?Uwe=20Kleine-K=C3=B6nig?= , Chen-Yu Tsai Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, etnaviv@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, intel-gfx@lists.freedesktop.org, imx@lists.linux.dev, lima@lists.freedesktop.org, linux-tegra@vger.kernel.org Subject: [PATCH v2 1/1] drivers: drm: Remove redundant pm_runtime_mark_last_busy() calls Date: Tue, 15 Jul 2025 12:53:22 +0300 Message-Id: <20250715095322.1883056-1-sakari.ailus@linux.intel.com> X-Mailer: git-send-email 2.39.5 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit pm_runtime_put_autosuspend(), pm_runtime_put_sync_autosuspend(), pm_runtime_autosuspend() and pm_request_autosuspend() now include a call to pm_runtime_mark_last_busy(). Remove the now-reduntant explicit call to pm_runtime_mark_last_busy(). Signed-off-by: Sakari Ailus Acked-by: Jani Nikula Reviewed-by: Laurent Pinchart Acked-by: Thierry Reding Reviewed-by: Steven Price # for panthor Reviewed-by: Maíra Canal # for vc4 Reviewed-by: Luca Ceresoli --- since v1 (<20250704075413.3218307-1-sakari.ailus@linux.intel.com>): - Remove redundant label fail in etnaviv_gpu_init(). - Remove redundant braces in vc4_v3d_pm_put(). .../gpu/drm/bridge/analogix/analogix_dp_core.c | 2 -- drivers/gpu/drm/bridge/analogix/anx7625.c | 2 -- drivers/gpu/drm/bridge/parade-ps8640.c | 2 -- drivers/gpu/drm/bridge/ti-sn65dsi86.c | 1 - drivers/gpu/drm/etnaviv/etnaviv_gpu.c | 17 ++++++----------- drivers/gpu/drm/exynos/exynos_drm_fimc.c | 2 -- drivers/gpu/drm/exynos/exynos_drm_g2d.c | 2 -- drivers/gpu/drm/exynos/exynos_drm_gsc.c | 2 -- drivers/gpu/drm/exynos/exynos_drm_rotator.c | 1 - drivers/gpu/drm/exynos/exynos_drm_scaler.c | 1 - drivers/gpu/drm/i915/intel_runtime_pm.c | 2 -- drivers/gpu/drm/imx/dcss/dcss-crtc.c | 1 - drivers/gpu/drm/lima/lima_sched.c | 1 - drivers/gpu/drm/panel/panel-edp.c | 3 --- .../gpu/drm/panel/panel-samsung-atna33xc20.c | 2 -- drivers/gpu/drm/panel/panel-simple.c | 2 -- drivers/gpu/drm/panthor/panthor_sched.c | 2 -- drivers/gpu/drm/tegra/submit.c | 1 - drivers/gpu/drm/tidss/tidss_drv.c | 2 -- drivers/gpu/drm/vc4/vc4_v3d.c | 4 +--- 20 files changed, 7 insertions(+), 45 deletions(-) diff --git a/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c index a1bc3e96dd35..2f815e2e02ca 100644 --- a/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c +++ b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c @@ -1452,7 +1452,6 @@ static ssize_t analogix_dpaux_transfer(struct drm_dp_aux *aux, ret = analogix_dp_transfer(dp, msg); out: - pm_runtime_mark_last_busy(dp->dev); pm_runtime_put_autosuspend(dp->dev); return ret; @@ -1472,7 +1471,6 @@ static int analogix_dpaux_wait_hpd_asserted(struct drm_dp_aux *aux, unsigned lon ret = readx_poll_timeout(analogix_dp_get_plug_in_status, dp, val, !val, wait_us / 100, wait_us); - pm_runtime_mark_last_busy(dp->dev); pm_runtime_put_autosuspend(dp->dev); return ret; diff --git a/drivers/gpu/drm/bridge/analogix/anx7625.c b/drivers/gpu/drm/bridge/analogix/anx7625.c index 0ac4a82c5a6e..9577409a2eb2 100644 --- a/drivers/gpu/drm/bridge/analogix/anx7625.c +++ b/drivers/gpu/drm/bridge/analogix/anx7625.c @@ -1520,7 +1520,6 @@ static int anx7625_wait_hpd_asserted(struct drm_dp_aux *aux, pm_runtime_get_sync(dev); ret = _anx7625_hpd_polling(ctx, wait_us); - pm_runtime_mark_last_busy(dev); pm_runtime_put_autosuspend(dev); return ret; @@ -1770,7 +1769,6 @@ static ssize_t anx7625_aux_transfer(struct drm_dp_aux *aux, if (!ret) ret = anx7625_aux_trans(ctx, msg->request, msg->address, msg->size, msg->buffer); - pm_runtime_mark_last_busy(dev); pm_runtime_put_autosuspend(dev); mutex_unlock(&ctx->aux_lock); diff --git a/drivers/gpu/drm/bridge/parade-ps8640.c b/drivers/gpu/drm/bridge/parade-ps8640.c index 825777a5758f..4f46ce2c908e 100644 --- a/drivers/gpu/drm/bridge/parade-ps8640.c +++ b/drivers/gpu/drm/bridge/parade-ps8640.c @@ -198,7 +198,6 @@ static int ps8640_wait_hpd_asserted(struct drm_dp_aux *aux, unsigned long wait_u */ pm_runtime_get_sync(dev); ret = _ps8640_wait_hpd_asserted(ps_bridge, wait_us); - pm_runtime_mark_last_busy(dev); pm_runtime_put_autosuspend(dev); return ret; @@ -353,7 +352,6 @@ static ssize_t ps8640_aux_transfer(struct drm_dp_aux *aux, goto exit; } ret = ps8640_aux_transfer_msg(aux, msg); - pm_runtime_mark_last_busy(dev); pm_runtime_put_autosuspend(dev); exit: diff --git a/drivers/gpu/drm/bridge/ti-sn65dsi86.c b/drivers/gpu/drm/bridge/ti-sn65dsi86.c index db5cc4030238..fc100d4a6276 100644 --- a/drivers/gpu/drm/bridge/ti-sn65dsi86.c +++ b/drivers/gpu/drm/bridge/ti-sn65dsi86.c @@ -587,7 +587,6 @@ static ssize_t ti_sn_aux_transfer(struct drm_dp_aux *aux, exit: mutex_unlock(&pdata->comms_mutex); - pm_runtime_mark_last_busy(pdata->dev); pm_runtime_put_autosuspend(pdata->dev); if (ret) diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c index cf0d9049bcf1..ede6288e94d6 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c @@ -826,7 +826,7 @@ int etnaviv_gpu_init(struct etnaviv_gpu *gpu) ret = etnaviv_gpu_reset_deassert(gpu); if (ret) { dev_err(gpu->dev, "GPU reset deassert failed\n"); - goto fail; + goto pm_put; } etnaviv_hw_identify(gpu); @@ -834,7 +834,7 @@ int etnaviv_gpu_init(struct etnaviv_gpu *gpu) if (gpu->identity.model == 0) { dev_err(gpu->dev, "Unknown GPU model\n"); ret = -ENXIO; - goto fail; + goto pm_put; } if (gpu->identity.nn_core_count > 0) @@ -846,7 +846,7 @@ int etnaviv_gpu_init(struct etnaviv_gpu *gpu) gpu->identity.features & chipFeatures_FE20) { dev_info(gpu->dev, "Ignoring GPU with VG and FE2.0\n"); ret = -ENXIO; - goto fail; + goto pm_put; } /* @@ -862,18 +862,18 @@ int etnaviv_gpu_init(struct etnaviv_gpu *gpu) ret = etnaviv_hw_reset(gpu); if (ret) { dev_err(gpu->dev, "GPU reset failed\n"); - goto fail; + goto pm_put; } ret = etnaviv_iommu_global_init(gpu); if (ret) - goto fail; + goto pm_put; /* Create buffer: */ ret = etnaviv_cmdbuf_init(priv->cmdbuf_suballoc, &gpu->buffer, SZ_4K); if (ret) { dev_err(gpu->dev, "could not create command buffer\n"); - goto fail; + goto pm_put; } /* @@ -916,13 +916,10 @@ int etnaviv_gpu_init(struct etnaviv_gpu *gpu) etnaviv_gpu_hw_init(gpu); mutex_unlock(&gpu->lock); - pm_runtime_mark_last_busy(gpu->dev); pm_runtime_put_autosuspend(gpu->dev); return 0; -fail: - pm_runtime_mark_last_busy(gpu->dev); pm_put: pm_runtime_put_autosuspend(gpu->dev); @@ -1109,7 +1106,6 @@ int etnaviv_gpu_debugfs(struct etnaviv_gpu *gpu, struct seq_file *m) ret = 0; - pm_runtime_mark_last_busy(gpu->dev); pm_put: pm_runtime_put_autosuspend(gpu->dev); @@ -1509,7 +1505,6 @@ void etnaviv_gpu_recover_hang(struct etnaviv_gem_submit *submit) etnaviv_gpu_hw_init(gpu); mutex_unlock(&gpu->lock); - pm_runtime_mark_last_busy(gpu->dev); pm_put: pm_runtime_put_autosuspend(gpu->dev); } diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimc.c b/drivers/gpu/drm/exynos/exynos_drm_fimc.c index 09e33a26caaf..13ce35443206 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_fimc.c +++ b/drivers/gpu/drm/exynos/exynos_drm_fimc.c @@ -967,7 +967,6 @@ static irqreturn_t fimc_irq_handler(int irq, void *dev_id) struct exynos_drm_ipp_task *task = ctx->task; ctx->task = NULL; - pm_runtime_mark_last_busy(ctx->dev); pm_runtime_put_autosuspend(ctx->dev); exynos_drm_ipp_task_done(task, 0); } @@ -1119,7 +1118,6 @@ static void fimc_abort(struct exynos_drm_ipp *ipp, struct exynos_drm_ipp_task *task = ctx->task; ctx->task = NULL; - pm_runtime_mark_last_busy(ctx->dev); pm_runtime_put_autosuspend(ctx->dev); exynos_drm_ipp_task_done(task, -EIO); } diff --git a/drivers/gpu/drm/exynos/exynos_drm_g2d.c b/drivers/gpu/drm/exynos/exynos_drm_g2d.c index d32f2474cbaa..58a830ffdcd7 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_g2d.c +++ b/drivers/gpu/drm/exynos/exynos_drm_g2d.c @@ -881,7 +881,6 @@ static void g2d_runqueue_worker(struct work_struct *work) g2d->runqueue_node = NULL; if (runqueue_node) { - pm_runtime_mark_last_busy(g2d->dev); pm_runtime_put_autosuspend(g2d->dev); complete(&runqueue_node->complete); @@ -1009,7 +1008,6 @@ static void g2d_wait_finish(struct g2d_data *g2d, struct drm_file *file) * the IRQ which triggers the PM runtime put(). * So do this manually here. */ - pm_runtime_mark_last_busy(dev); pm_runtime_put_autosuspend(dev); complete(&runqueue_node->complete); diff --git a/drivers/gpu/drm/exynos/exynos_drm_gsc.c b/drivers/gpu/drm/exynos/exynos_drm_gsc.c index e6d516e1976d..3b02126b7174 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_gsc.c +++ b/drivers/gpu/drm/exynos/exynos_drm_gsc.c @@ -1053,7 +1053,6 @@ static irqreturn_t gsc_irq_handler(int irq, void *dev_id) struct exynos_drm_ipp_task *task = ctx->task; ctx->task = NULL; - pm_runtime_mark_last_busy(ctx->dev); pm_runtime_put_autosuspend(ctx->dev); exynos_drm_ipp_task_done(task, err); } @@ -1156,7 +1155,6 @@ static void gsc_abort(struct exynos_drm_ipp *ipp, struct exynos_drm_ipp_task *task = ctx->task; ctx->task = NULL; - pm_runtime_mark_last_busy(ctx->dev); pm_runtime_put_autosuspend(ctx->dev); exynos_drm_ipp_task_done(task, -EIO); } diff --git a/drivers/gpu/drm/exynos/exynos_drm_rotator.c b/drivers/gpu/drm/exynos/exynos_drm_rotator.c index 7b0f4a98a70a..06a064f5d8b4 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_rotator.c +++ b/drivers/gpu/drm/exynos/exynos_drm_rotator.c @@ -107,7 +107,6 @@ static irqreturn_t rotator_irq_handler(int irq, void *arg) struct exynos_drm_ipp_task *task = rot->task; rot->task = NULL; - pm_runtime_mark_last_busy(rot->dev); pm_runtime_put_autosuspend(rot->dev); exynos_drm_ipp_task_done(task, irq_status == ROT_IRQ_STATUS_COMPLETE ? 0 : -EINVAL); diff --git a/drivers/gpu/drm/exynos/exynos_drm_scaler.c b/drivers/gpu/drm/exynos/exynos_drm_scaler.c index c8a1b6b0a29c..b59fa9973beb 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_scaler.c +++ b/drivers/gpu/drm/exynos/exynos_drm_scaler.c @@ -438,7 +438,6 @@ static irqreturn_t scaler_irq_handler(int irq, void *arg) struct exynos_drm_ipp_task *task = scaler->task; scaler->task = NULL; - pm_runtime_mark_last_busy(scaler->dev); pm_runtime_put_autosuspend(scaler->dev); exynos_drm_ipp_task_done(task, scaler_task_done(val)); } diff --git a/drivers/gpu/drm/i915/intel_runtime_pm.c b/drivers/gpu/drm/i915/intel_runtime_pm.c index 7ce3e6de0c19..8e95afced2ce 100644 --- a/drivers/gpu/drm/i915/intel_runtime_pm.c +++ b/drivers/gpu/drm/i915/intel_runtime_pm.c @@ -305,7 +305,6 @@ static void __intel_runtime_pm_put(struct intel_runtime_pm *rpm, intel_runtime_pm_release(rpm, wakelock); - pm_runtime_mark_last_busy(kdev); pm_runtime_put_autosuspend(kdev); } @@ -383,7 +382,6 @@ void intel_runtime_pm_enable(struct intel_runtime_pm *rpm) dev_pm_set_driver_flags(kdev, DPM_FLAG_NO_DIRECT_COMPLETE); pm_runtime_set_autosuspend_delay(kdev, 10000); /* 10s */ - pm_runtime_mark_last_busy(kdev); /* * Take a permanent reference to disable the RPM functionality and drop diff --git a/drivers/gpu/drm/imx/dcss/dcss-crtc.c b/drivers/gpu/drm/imx/dcss/dcss-crtc.c index af91e45b5d13..7ad8dfd4367f 100644 --- a/drivers/gpu/drm/imx/dcss/dcss-crtc.c +++ b/drivers/gpu/drm/imx/dcss/dcss-crtc.c @@ -154,7 +154,6 @@ static void dcss_crtc_atomic_disable(struct drm_crtc *crtc, drm_crtc_vblank_off(crtc); - pm_runtime_mark_last_busy(dcss->dev); pm_runtime_put_autosuspend(dcss->dev); } diff --git a/drivers/gpu/drm/lima/lima_sched.c b/drivers/gpu/drm/lima/lima_sched.c index 954f4325b859..267d5b68031d 100644 --- a/drivers/gpu/drm/lima/lima_sched.c +++ b/drivers/gpu/drm/lima/lima_sched.c @@ -197,7 +197,6 @@ static void lima_pm_idle(struct lima_device *ldev) lima_devfreq_record_idle(&ldev->devfreq); /* GPU can do auto runtime suspend */ - pm_runtime_mark_last_busy(ldev->dev); pm_runtime_put_autosuspend(ldev->dev); } diff --git a/drivers/gpu/drm/panel/panel-edp.c b/drivers/gpu/drm/panel/panel-edp.c index 3796c41629cc..2de51e3ccca2 100644 --- a/drivers/gpu/drm/panel/panel-edp.c +++ b/drivers/gpu/drm/panel/panel-edp.c @@ -613,7 +613,6 @@ static int panel_edp_get_modes(struct drm_panel *panel, } } - pm_runtime_mark_last_busy(panel->dev); pm_runtime_put_autosuspend(panel->dev); } @@ -825,7 +824,6 @@ static int generic_edp_panel_probe(struct device *dev, struct panel_edp *panel) } exit: - pm_runtime_mark_last_busy(dev); pm_runtime_put_autosuspend(dev); return 0; @@ -917,7 +915,6 @@ static int panel_edp_probe(struct device *dev, const struct panel_desc *desc, if (!panel->base.backlight && panel->aux) { pm_runtime_get_sync(dev); err = drm_panel_dp_aux_backlight(&panel->base, panel->aux); - pm_runtime_mark_last_busy(dev); pm_runtime_put_autosuspend(dev); /* diff --git a/drivers/gpu/drm/panel/panel-samsung-atna33xc20.c b/drivers/gpu/drm/panel/panel-samsung-atna33xc20.c index 20ec27d2d6c2..34a90ea4ba7b 100644 --- a/drivers/gpu/drm/panel/panel-samsung-atna33xc20.c +++ b/drivers/gpu/drm/panel/panel-samsung-atna33xc20.c @@ -236,7 +236,6 @@ static int atana33xc20_get_modes(struct drm_panel *panel, num = drm_edid_connector_add_modes(connector); - pm_runtime_mark_last_busy(panel->dev); pm_runtime_put_autosuspend(panel->dev); return num; @@ -306,7 +305,6 @@ static int atana33xc20_probe(struct dp_aux_ep_device *aux_ep) pm_runtime_get_sync(dev); ret = drm_panel_dp_aux_backlight(&panel->base, aux_ep->aux); - pm_runtime_mark_last_busy(dev); pm_runtime_put_autosuspend(dev); /* diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c index 3333d4a07504..d6bdee56b32f 100644 --- a/drivers/gpu/drm/panel/panel-simple.c +++ b/drivers/gpu/drm/panel/panel-simple.c @@ -320,7 +320,6 @@ static int panel_simple_unprepare(struct drm_panel *panel) { int ret; - pm_runtime_mark_last_busy(panel->dev); ret = pm_runtime_put_autosuspend(panel->dev); if (ret < 0) return ret; @@ -389,7 +388,6 @@ static int panel_simple_get_modes(struct drm_panel *panel, num += drm_edid_connector_add_modes(connector); - pm_runtime_mark_last_busy(panel->dev); pm_runtime_put_autosuspend(panel->dev); } diff --git a/drivers/gpu/drm/panthor/panthor_sched.c b/drivers/gpu/drm/panthor/panthor_sched.c index a2248f692a03..f635f26a23f4 100644 --- a/drivers/gpu/drm/panthor/panthor_sched.c +++ b/drivers/gpu/drm/panthor/panthor_sched.c @@ -2446,7 +2446,6 @@ static void tick_work(struct work_struct *work) out_unlock: mutex_unlock(&sched->lock); - pm_runtime_mark_last_busy(ptdev->base.dev); pm_runtime_put_autosuspend(ptdev->base.dev); out_dev_exit: @@ -3203,7 +3202,6 @@ queue_run_job(struct drm_sched_job *sched_job) out_unlock: mutex_unlock(&sched->lock); - pm_runtime_mark_last_busy(ptdev->base.dev); pm_runtime_put_autosuspend(ptdev->base.dev); return done_fence; diff --git a/drivers/gpu/drm/tegra/submit.c b/drivers/gpu/drm/tegra/submit.c index 2430fcc97448..5e0e76ebc5be 100644 --- a/drivers/gpu/drm/tegra/submit.c +++ b/drivers/gpu/drm/tegra/submit.c @@ -502,7 +502,6 @@ static void release_job(struct host1x_job *job) kfree(job_data->used_mappings); kfree(job_data); - pm_runtime_mark_last_busy(client->base.dev); pm_runtime_put_autosuspend(client->base.dev); } diff --git a/drivers/gpu/drm/tidss/tidss_drv.c b/drivers/gpu/drm/tidss/tidss_drv.c index a1b12e52aca4..e7e02d6017b4 100644 --- a/drivers/gpu/drm/tidss/tidss_drv.c +++ b/drivers/gpu/drm/tidss/tidss_drv.c @@ -45,8 +45,6 @@ void tidss_runtime_put(struct tidss_device *tidss) dev_dbg(tidss->dev, "%s\n", __func__); - pm_runtime_mark_last_busy(tidss->dev); - r = pm_runtime_put_autosuspend(tidss->dev); WARN_ON(r < 0); } diff --git a/drivers/gpu/drm/vc4/vc4_v3d.c b/drivers/gpu/drm/vc4/vc4_v3d.c index bb09df5000bd..f899cb9ef513 100644 --- a/drivers/gpu/drm/vc4/vc4_v3d.c +++ b/drivers/gpu/drm/vc4/vc4_v3d.c @@ -152,10 +152,8 @@ vc4_v3d_pm_put(struct vc4_dev *vc4) return; mutex_lock(&vc4->power_lock); - if (--vc4->power_refcount == 0) { - pm_runtime_mark_last_busy(&vc4->v3d->pdev->dev); + if (--vc4->power_refcount == 0) pm_runtime_put_autosuspend(&vc4->v3d->pdev->dev); - } mutex_unlock(&vc4->power_lock); } -- 2.39.5