drm/i915: Reset engine->last_submitted_seqno
authorChris Wilson <chris@chris-wilson.co.uk>
Thu, 7 Apr 2016 06:29:16 +0000 (07:29 +0100)
committerChris Wilson <chris@chris-wilson.co.uk>
Fri, 8 Apr 2016 10:44:22 +0000 (11:44 +0100)
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
drivers/gpu/drm/i915/intel_ringbuffer.c

index 0e64900740114b8827f7397020d26ec9cc6bcf15..6b4952031e30ce8a6d3fe35bfbf45fd8f42ae5ad 100644 (file)
@@ -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;
 }