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drm/xe/tlb: print seqno_recv on fence TLB timeout

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To help debugging, sample the current seqno_recv and dump it out if we
encounter a TLB timeout for the fences path.

Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Cc: Matthew Brost <matthew.brost@intel.com>
Cc: José Roberto de Souza <jose.souza@intel.com>
Reviewed-by: Matthew Brost <matthew.brost@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
This commit is contained in:
Matthew Auld 2023-07-10 10:40:47 +01:00 committed by Rodrigo Vivi
parent 2ca01fe31b
commit 4aa5e3594f
1 changed files with 2 additions and 2 deletions

4
drivers/gpu/drm/xe/xe_gt_tlb_invalidation.c

@ -35,8 +35,8 @@ static void xe_gt_tlb_fence_timeout(struct work_struct *work)
break;
trace_xe_gt_tlb_invalidation_fence_timeout(fence);
drm_err(&gt_to_xe(gt)->drm, "gt%d: TLB invalidation fence timeout, seqno=%d",
gt->info.id, fence->seqno);
drm_err(&gt_to_xe(gt)->drm, "gt%d: TLB invalidation fence timeout, seqno=%d recv=%d",
gt->info.id, fence->seqno, gt->tlb_invalidation.seqno_recv);
list_del(&fence->link);
fence->base.error = -ETIME;