Signed-off-by: Nayan Deshmukh <nayan26deshmukh@xxxxxxxxx>
---
drivers/gpu/drm/scheduler/gpu_scheduler.c | 3 +++
include/drm/gpu_scheduler.h | 2 ++
2 files changed, 5 insertions(+)
diff --git a/drivers/gpu/drm/scheduler/gpu_scheduler.c b/drivers/gpu/drm/scheduler/gpu_scheduler.c
index a3eacc35cf98..375f6f7f6a93 100644
--- a/drivers/gpu/drm/scheduler/gpu_scheduler.c
+++ b/drivers/gpu/drm/scheduler/gpu_scheduler.c
@@ -549,6 +549,7 @@ void drm_sched_entity_push_job(struct drm_sched_job *sched_job,
trace_drm_sched_job(sched_job, entity);
+ atomic_inc(&entity->rq->sched->num_jobs);
first = spsc_queue_push(&entity->job_queue, &sched_job->queue_node);
/* first job wakes up scheduler */
@@ -836,6 +837,7 @@ static void drm_sched_process_job(struct dma_fence *f, struct dma_fence_cb *cb)
dma_fence_get(&s_fence->finished);
atomic_dec(&sched->hw_rq_count);
+ atomic_dec(&sched->num_jobs);
drm_sched_fence_finished(s_fence);
trace_drm_sched_process_job(s_fence);
@@ -953,6 +955,7 @@ int drm_sched_init(struct drm_gpu_scheduler *sched,
INIT_LIST_HEAD(&sched->ring_mirror_list);
spin_lock_init(&sched->job_list_lock);
atomic_set(&sched->hw_rq_count, 0);
+ atomic_set(&sched->num_jobs, 0);
atomic64_set(&sched->job_id_count, 0);
/* Each scheduler will run on a seperate kernel thread */
diff --git a/include/drm/gpu_scheduler.h b/include/drm/gpu_scheduler.h
index a60896222a3e..89881ce974a5 100644
--- a/include/drm/gpu_scheduler.h
+++ b/include/drm/gpu_scheduler.h
@@ -260,6 +260,7 @@ struct drm_sched_backend_ops {
* @job_list_lock: lock to protect the ring_mirror_list.
* @hang_limit: once the hangs by a job crosses this limit then it is marked
* guilty and it will be considered for scheduling further.
+ * @num_jobs: the number of jobs in queue in the scheduler
*
* One scheduler is implemented for each hardware ring.
*/
@@ -277,6 +278,7 @@ struct drm_gpu_scheduler {
struct list_head ring_mirror_list;
spinlock_t job_list_lock;
int hang_limit;
+ atomic_t num_jobs;
};
int drm_sched_init(struct drm_gpu_scheduler *sched,
--
2.14.3
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