[PATCH 3/3] drm/xe: Use ordered WQ for TLB invalidation fences

[Matthew Brost <matthew.brost@intel.com>]

TLB invalidation fences need to be ordered within an exec queue and if
an unordered WQ is used TLB invalidation fences could be reordered. Use
an ordered WQ to fix this.

Signed-off-by: Matthew Brost <matthew.brost@intel.com>
---
 drivers/gpu/drm/xe/xe_pt.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/xe/xe_pt.c b/drivers/gpu/drm/xe/xe_pt.c
index 580fe869b414..8f2ba4472ad0 100644
--- a/drivers/gpu/drm/xe/xe_pt.c
+++ b/drivers/gpu/drm/xe/xe_pt.c
@@ -1105,7 +1105,7 @@ static void invalidation_fence_cb(struct dma_fence *fence,
 
 	trace_xe_gt_tlb_invalidation_fence_cb(&ifence->base);
 	if (!ifence->fence->error) {
-		queue_work(system_wq, &ifence->work);
+		queue_work(ifence->gt->ordered_wq, &ifence->work);
 	} else {
 		ifence->base.base.error = ifence->fence->error;
 		dma_fence_signal(&ifence->base.base);
-- 
2.34.1