On Wed, Nov 16, 2016 at 12:53:07PM +0000, Tvrtko Ursulin wrote:
> On 16/11/2016 12:20, Chris Wilson wrote:
> >@@ -1538,8 +1541,7 @@ int i915_guc_submission_enable(struct drm_i915_private *dev_priv)
> > list_for_each_entry(request,
> > &engine->timeline->requests, link) {
> > client->wq_rsvd += sizeof(struct guc_wq_item);
> >- if (i915_sw_fence_done(&request->submit))
> >- i915_guc_submit(request);
> >+ __i915_guc_submit(request);
> > }
> > }
> >
> >
>
> Sounds believable.
>
> Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx>
>
> I am just lost at the moment on where the equivalent execlist
> restart is in the code?
In execlists, we track wants on hw using the execlist_port[] and so we
just submit that pair when replaying.
Hmm, which adds a nice little oddity to the GuC, I was kick starting it
by writing to the ELSP... Mwhahaha :)
-Chris
--
Chris Wilson, Intel Open Source Technology Centre
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