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25 Oct 2023 21:12:11 -0700 From: Matthew Brost To: dri-devel@lists.freedesktop.org, intel-xe@lists.freedesktop.org Subject: [PATCH v7 6/6] drm/sched: Add a helper to queue TDR immediately Date: Wed, 25 Oct 2023 21:12:36 -0700 Message-Id: <20231026041236.1273694-7-matthew.brost@intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20231026041236.1273694-1-matthew.brost@intel.com> References: <20231026041236.1273694-1-matthew.brost@intel.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: robdclark@chromium.org, thomas.hellstrom@linux.intel.com, Matthew Brost , lina@asahilina.net, sarah.walker@imgtec.com, ketil.johnsen@arm.com, Liviu.Dudau@arm.com, mcanal@igalia.com, luben.tuikov@amd.com, dakr@redhat.com, donald.robson@imgtec.com, boris.brezillon@collabora.com, christian.koenig@amd.com, faith.ekstrand@collabora.com Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Add a helper whereby a driver can invoke TDR immediately. v2: - Drop timeout args, rename function, use mod delayed work (Luben) v3: - s/XE/Xe (Luben) - present tense in commit message (Luben) - Adjust comment for drm_sched_tdr_queue_imm (Luben) v4: - Adjust commit message (Luben) Cc: Luben Tuikov Signed-off-by: Matthew Brost Reviewed-by: Luben Tuikov --- drivers/gpu/drm/scheduler/sched_main.c | 18 +++++++++++++++++- include/drm/gpu_scheduler.h | 1 + 2 files changed, 18 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/scheduler/sched_main.c b/drivers/gpu/drm/scheduler/sched_main.c index ae66cabc3162..246213963928 100644 --- a/drivers/gpu/drm/scheduler/sched_main.c +++ b/drivers/gpu/drm/scheduler/sched_main.c @@ -389,7 +389,7 @@ static void drm_sched_start_timeout(struct drm_gpu_scheduler *sched) if (sched->timeout != MAX_SCHEDULE_TIMEOUT && !list_empty(&sched->pending_list)) - queue_delayed_work(sched->timeout_wq, &sched->work_tdr, sched->timeout); + mod_delayed_work(sched->timeout_wq, &sched->work_tdr, sched->timeout); } static void drm_sched_start_timeout_unlocked(struct drm_gpu_scheduler *sched) @@ -399,6 +399,22 @@ static void drm_sched_start_timeout_unlocked(struct drm_gpu_scheduler *sched) spin_unlock(&sched->job_list_lock); } +/** + * drm_sched_tdr_queue_imm: - immediately start job timeout handler + * + * @sched: scheduler for which the timeout handling should be started. + * + * Start timeout handling immediately for the named scheduler. + */ +void drm_sched_tdr_queue_imm(struct drm_gpu_scheduler *sched) +{ + spin_lock(&sched->job_list_lock); + sched->timeout = 0; + drm_sched_start_timeout(sched); + spin_unlock(&sched->job_list_lock); +} +EXPORT_SYMBOL(drm_sched_tdr_queue_imm); + /** * drm_sched_fault - immediately start timeout handler * diff --git a/include/drm/gpu_scheduler.h b/include/drm/gpu_scheduler.h index 37749f561866..e5a6166eb152 100644 --- a/include/drm/gpu_scheduler.h +++ b/include/drm/gpu_scheduler.h @@ -557,6 +557,7 @@ void drm_sched_entity_modify_sched(struct drm_sched_entity *entity, struct drm_gpu_scheduler **sched_list, unsigned int num_sched_list); +void drm_sched_tdr_queue_imm(struct drm_gpu_scheduler *sched); void drm_sched_job_cleanup(struct drm_sched_job *job); void drm_sched_wakeup_if_can_queue(struct drm_gpu_scheduler *sched); bool drm_sched_wqueue_ready(struct drm_gpu_scheduler *sched);