drm/amdgpu: add amd_sched_commit

This function is to update last_emitted_v_seq and wake up the waiters.

It should be called by driver in the run_job backend function

Signed-off-by: Jammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_sched.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_sched.c
index 8c01c51aac4127362942b1c7426a9f74601094c4..83138a6c54b5cf4f20f0c9de31810a401debf48e 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_sched.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_sched.c
@@ -62,9 +62,8 @@ static void amdgpu_sched_run_job(struct amd_gpu_scheduler *sched,
                if (r)
                        goto err;
        }
-       atomic64_set(&c_entity->last_emitted_v_seq,
-                    sched_job->ibs[sched_job->num_ibs - 1].sequence);
-       wake_up_all(&c_entity->wait_emit);
+
+       amd_sched_emit(c_entity, sched_job->ibs[sched_job->num_ibs - 1].sequence);
 
        mutex_unlock(&sched_job->job_lock);
        return;

diff --git a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c
index 2c4c261ff928a5df15ce7290626529723e58e0cd..66938f1597bbc787e49cf61f02f6954855725340 100644 (file)
--- a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c
+++ b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c
@@ -495,3 +495,15 @@ int amd_sched_destroy(struct amd_gpu_scheduler *sched)
        return  0;
 }
 
+/**
+ * Update emitted sequence and wake up the waiters, called by run_job
+ * in driver side
+ *
+ * @entity The context entity
+ * @seq The sequence number for the latest emitted job
+*/
+void amd_sched_emit(struct amd_context_entity *c_entity, uint64_t seq)
+{
+       atomic64_set(&c_entity->last_emitted_v_seq, seq);
+       wake_up_all(&c_entity->wait_emit);
+}

diff --git a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h
index 37dd6370bd9817446472358356c5624d848dcfdb..af2afdf2309ce1e0b8853262828f066778081a09 100644 (file)
--- a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h
+++ b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h
@@ -151,4 +151,6 @@ int amd_context_entity_init(struct amd_gpu_scheduler *sched,
                            uint32_t context_id,
                            uint32_t jobs);
 
+void amd_sched_emit(struct amd_context_entity *c_entity, uint64_t seq);
+
 #endif