Do what the comment says and don't enable coarse power gating is rc6 is disabled. With this the check then becomes identical with the guc side check for forcewake sampling with same workaround. Cc: Dave Gordon <david.s.gordon@xxxxxxxxx> Signed-off-by: Mika Kuoppala <mika.kuoppala@xxxxxxxxx> --- drivers/gpu/drm/i915/intel_pm.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index e1de96099924..4939a021990f 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -4713,7 +4713,8 @@ static void gen9_enable_rc6(struct drm_device *dev) * 3b: Enable Coarse Power Gating only when RC6 is enabled. * WaRsDisableCoarsePowerGating:skl,bxt - Render/Media PG need to be disabled with RC6. */ - if (NEEDS_WaRsDisableCoarsePowerGating(dev)) + if (!intel_enable_rc6(dev) || + NEEDS_WaRsDisableCoarsePowerGating(dev)) I915_WRITE(GEN9_PG_ENABLE, 0); else I915_WRITE(GEN9_PG_ENABLE, (rc6_mask & GEN6_RC_CTL_RC6_ENABLE) ? -- 2.5.0 _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/intel-gfx
