From: Yong Zhao <yong.zhao@amd.com>
Date: Tue, 2 Jan 2018 13:10:50 -0500
Subject: drm/amdkfd: don't always call execute_queues_cpsch()
Git-commit: 40a526dc1edbe08000f49aeb6c7b01406d58a073
Patch-mainline: v4.16-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166

When destroying an inactive queue, we don't need to call
execute_queues_cpsch.

Signed-off-by: Yong Zhao <yong.zhao@amd.com>
Reviewed-by: Oak Zeng <oak.zeng@amd.com>
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
 drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c |   10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

--- a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
@@ -1013,13 +1013,13 @@ static int destroy_queue_cpsch(struct de
 
 	list_del(&q->list);
 	qpd->queue_count--;
-	if (q->properties.is_active)
+	if (q->properties.is_active) {
 		dqm->queue_count--;
-
-	retval = execute_queues_cpsch(dqm,
+		retval = execute_queues_cpsch(dqm,
 				KFD_UNMAP_QUEUES_FILTER_DYNAMIC_QUEUES, 0);
-	if (retval == -ETIME)
-		qpd->reset_wavefronts = true;
+		if (retval == -ETIME)
+			qpd->reset_wavefronts = true;
+	}
 
 	mqd->uninit_mqd(mqd, q->mqd, q->mqd_mem_obj);