Re: [Intel-gfx] [PATCH] drm/i915: enable WaDisableDopClkGating for gen9

2017-08-15 Thread Ville Syrjälä
On Thu, Aug 03, 2017 at 10:31:11AM -0700, Rodrigo Vivi wrote: > On Thu, Aug 3, 2017 at 4:13 AM, David Weinehall > wrote: > > On Wed, Aug 02, 2017 at 12:24:33PM -0700, Rodrigo Vivi wrote: > >> On Wed, Aug 2, 2017 at 10:34 AM, Praveen Paneri > >> wrote: > >> > This WA is required when decoupled fre

Re: [Intel-gfx] [PATCH] drm/i915: enable WaDisableDopClkGating for gen9

2017-08-03 Thread Rodrigo Vivi
On Thu, Aug 3, 2017 at 4:13 AM, David Weinehall wrote: > On Wed, Aug 02, 2017 at 12:24:33PM -0700, Rodrigo Vivi wrote: >> On Wed, Aug 2, 2017 at 10:34 AM, Praveen Paneri >> wrote: >> > This WA is required when decoupled frequencies for slice and unslice >> > are enabled. This disables DOP clock g

Re: [Intel-gfx] [PATCH] drm/i915: enable WaDisableDopClkGating for gen9

2017-08-03 Thread David Weinehall
On Wed, Aug 02, 2017 at 12:24:33PM -0700, Rodrigo Vivi wrote: > On Wed, Aug 2, 2017 at 10:34 AM, Praveen Paneri > wrote: > > This WA is required when decoupled frequencies for slice and unslice > > are enabled. This disables DOP clock gating for gen9. > > > > v2: enable the WA for all gen9 platfor

Re: [Intel-gfx] [PATCH] drm/i915: enable WaDisableDopClkGating for gen9

2017-08-02 Thread Rodrigo Vivi
On Wed, Aug 2, 2017 at 10:34 AM, Praveen Paneri wrote: > This WA is required when decoupled frequencies for slice and unslice > are enabled. This disables DOP clock gating for gen9. > > v2: enable the WA for all gen9 platforms (not just for SKL GT4 where > the hang issue is originally reported

[Intel-gfx] [PATCH] drm/i915: enable WaDisableDopClkGating for gen9

2017-08-02 Thread Praveen Paneri
This WA is required when decoupled frequencies for slice and unslice are enabled. This disables DOP clock gating for gen9. v2: enable the WA for all gen9 platforms (not just for SKL GT4 where the hang issue is originally reported) to avoid rare hangs (David) Cc: David Weinehall Reviewed-by: