On Fri, Apr 20, 2018 at 01:33:54PM -0700, Oscar Mateo wrote: > Disable GWL clock gating to prevent two different issues that > might cause hangs. > > Please notice that one of the issues is pre-production only. > > v2: Rebased on top of the WA refactoring > > Cc: Mika Kuoppala <mika.kuoppala@xxxxxxxxxxxxxxx> > Signed-off-by: Oscar Mateo <oscar.mateo@xxxxxxxxx> > --- > drivers/gpu/drm/i915/intel_workarounds.c | 6 ++++++ > 1 file changed, 6 insertions(+) > > diff --git a/drivers/gpu/drm/i915/intel_workarounds.c b/drivers/gpu/drm/i915/intel_workarounds.c > index 50d5507..2c792d7 100644 > --- a/drivers/gpu/drm/i915/intel_workarounds.c > +++ b/drivers/gpu/drm/i915/intel_workarounds.c > @@ -751,6 +751,12 @@ static void icl_gt_workarounds_apply(struct drm_i915_private *dev_priv) > I915_WRITE(SLICE_UNIT_LEVEL_CLKGATE, > (I915_READ(SLICE_UNIT_LEVEL_CLKGATE) | > MSCUNIT_CLKGATE_DIS)); > + > + /* Wa_1406680159:icl */ > + /* Wa_2201832410:icl (pre-prod, only until C0) */ what about adding the REVID checks? but, well, why one is pre-prod and other is forever? > + I915_WRITE(SUBSLICE_UNIT_LEVEL_CLKGATE, > + (I915_READ(SUBSLICE_UNIT_LEVEL_CLKGATE) | > + GWUNIT_CLKGATE_DIS)); > } > > void intel_gt_workarounds_apply(struct drm_i915_private *dev_priv) > -- > 1.9.1 > > _______________________________________________ > Intel-gfx mailing list > Intel-gfx@xxxxxxxxxxxxxxxxxxxxx > https://lists.freedesktop.org/mailman/listinfo/intel-gfx _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/intel-gfx
