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drm/xe/lrc: give start_seqno a better default

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If looking at the initial engine dump we should expect this to match
XE_FENCE_INITIAL_SEQNO - 1.

Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Cc: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Cc: Matthew Brost <matthew.brost@intel.com>
Reviewed-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
This commit is contained in:
Matthew Auld 2023-04-06 17:26:25 +01:00 committed by Rodrigo Vivi
parent 1a9d163c42
commit 7500477ded
1 changed files with 3 additions and 0 deletions
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3
drivers/gpu/drm/xe/xe_lrc.c
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@ -700,6 +700,9 @@ int xe_lrc_init(struct xe_lrc *lrc, struct xe_hw_engine *hwe,
map = __xe_lrc_seqno_map(lrc);
xe_map_write32(lrc_to_xe(lrc), &map, lrc->fence_ctx.next_seqno - 1);
map = __xe_lrc_start_seqno_map(lrc);
xe_map_write32(lrc_to_xe(lrc), &map, lrc->fence_ctx.next_seqno - 1);
return 0;
err_lrc_finish: