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>

1 files changed, 12 insertions, 0 deletions

diff --git a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c
index 2c4c261..66938f1 100644
--- 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);
+}