Quoting Chris Wilson (2018-04-09 15:49:22)
> Quoting Michal Wajdeczko (2018-04-09 15:08:40)
> > On Mon, 09 Apr 2018 14:42:19 +0200, Chris Wilson
> > wrote:
> >
> > > Our execlists emulation for GuC requires use of the breadcrumb following
> > > every request as a
Quoting Michal Wajdeczko (2018-04-09 15:08:40)
> On Mon, 09 Apr 2018 14:42:19 +0200, Chris Wilson
> wrote:
>
> > Our execlists emulation for GuC requires use of the breadcrumb following
> > every request as a simulcrum for the context-switch interrupt, which we
> >
On Mon, 09 Apr 2018 14:42:19 +0200, Chris Wilson
wrote:
Our execlists emulation for GuC requires use of the breadcrumb following
every request as a simulcrum for the context-switch interrupt, which we
then use to drive the submission tasklet. Therefore, when we
Our execlists emulation for GuC requires use of the breadcrumb following
every request as a simulcrum for the context-switch interrupt, which we
then use to drive the submission tasklet. Therefore, when we unpark the
engine for use with the GuC, we pin the breadcrumb interrupt to keep it
enabled