Re: [Intel-gfx] [PATCH] drm/i915/execlists: Wait for ELSP submission on restart

2018-05-25 Thread Chris Wilson
Quoting Chris Wilson (2018-05-22 11:19:37) > After a reset, we will ensure that there is at least one request > submitted to HW to ensure that a context is loaded for powersaving. > Let's wait for this submission via a tasklet to complete before we drop > our forcewake, ensuring the system is

[Intel-gfx] [PATCH] drm/i915/execlists: Wait for ELSP submission on restart

2018-05-22 Thread Chris Wilson
After a reset, we will ensure that there is at least one request submitted to HW to ensure that a context is loaded for powersaving. Let's wait for this submission via a tasklet to complete before we drop our forcewake, ensuring the system is ready for rc6 before we let it possible sleep.