For controlling runtime pm of the GT and engines, we would like to have
a callback to do extra work the first time we wake up and the last time
we drop the wakeref. This first/last access needs serialisation and so
we encompass a mutex with the regular intel_wakeref_t tracker.
Signed-off-by: Chris
On 08/04/2019 10:17, Chris Wilson wrote:
For controlling runtime pm of the GT and engines, we would like to have
a callback to do extra work the first time we wake up and the last time
we drop the wakeref. This first/last access needs serialisation and so
we encompass a mutex with the regular in
Quoting Tvrtko Ursulin (2019-04-10 10:49:35)
>
> On 08/04/2019 10:17, Chris Wilson wrote:
> > For controlling runtime pm of the GT and engines, we would like to have
> > a callback to do extra work the first time we wake up and the last time
> > we drop the wakeref. This first/last access needs se
On 10/04/2019 11:01, Chris Wilson wrote:
Quoting Tvrtko Ursulin (2019-04-10 10:49:35)
On 08/04/2019 10:17, Chris Wilson wrote:
For controlling runtime pm of the GT and engines, we would like to have
a callback to do extra work the first time we wake up and the last time
we drop the wakeref. T