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drm/i915: Reset engine->last_submitted_seqno

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When we change the current seqno, we also need to remember to reset the
last_submitted_seqno for the engine.

Testcase: igt/gem_exec_whisper
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1460010558-10705-7-git-send-email-chris@chris-wilson.co.uk
This commit is contained in:
Chris Wilson 2016-04-07 07:29:16 +01:00
parent a058d93482
commit 01347126f4
1 changed files with 1 additions and 0 deletions
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drivers/gpu/drm/i915/intel_ringbuffer.c
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@ -2578,6 +2578,7 @@ void intel_ring_init_seqno(struct intel_engine_cs *engine, u32 seqno)
sizeof(engine->semaphore.sync_seqno));
engine->set_seqno(engine, seqno);
engine->last_submitted_seqno = seqno;
engine->hangcheck.seqno = seqno;
}