drm/xe: Only check last fence on user binds

We only set the last fence on user binds, so no need to check last fence
kernel issued binds. Will avoid blowing up last fence lockdep asserts.

Cc: Francois Dugast <francois.dugast@intel.com>
Signed-off-by: Matthew Brost <matthew.brost@intel.com>
Reviewed-by: Jonathan Cavitt <jonathan.cavitt@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240805200233.3050325-1-matthew.brost@intel.com

diff --git a/drivers/gpu/drm/xe/xe_pt.c b/drivers/gpu/drm/xe/xe_pt.c
index 97a6a0b..579ed31 100644 (file)
--- a/drivers/gpu/drm/xe/xe_pt.c
+++ b/drivers/gpu/drm/xe/xe_pt.c
@@ -1149,10 +1149,12 @@ static int xe_pt_vm_dependencies(struct xe_sched_job *job,
                        return err;
        }
 
-       if (job)
-               err = xe_sched_job_last_fence_add_dep(job, vm);
-       else
-               err = xe_exec_queue_last_fence_test_dep(pt_update_ops->q, vm);
+       if (!(pt_update_ops->q->flags & EXEC_QUEUE_FLAG_KERNEL)) {
+               if (job)
+                       err = xe_sched_job_last_fence_add_dep(job, vm);
+               else
+                       err = xe_exec_queue_last_fence_test_dep(pt_update_ops->q, vm);
+       }
 
        for (i = 0; job && !err && i < vops->num_syncs; i++)
                err = xe_sync_entry_add_deps(&vops->syncs[i], job);