On Tue, Jan 16, 2018 at 04:53:24PM +0100, Maarten Lankhorst wrote: > intel_power_domains_init_hw() calls set_init_power, but when using > runtime power management this call is skipped. It's skipped during suspend-to-idle. > This prevents hw readout from taking place. > > Signed-off-by: Maarten Lankhorst <maarten.lankhorst@xxxxxxxxxxxxxxx> > Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=104172 > Cc: imre.deak@xxxxxxxxx Fixes: 4900727d35bb ("drm/i915/skl: enable PC9/10 power states during suspend-to-idle") Thanks for following up on this, Reviewed-by: Imre Deak <imre.deak@xxxxxxxxx> > --- > drivers/gpu/drm/i915/i915_drv.c | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c > index 9cace8732dcf..4cecf5c01265 100644 > --- a/drivers/gpu/drm/i915/i915_drv.c > +++ b/drivers/gpu/drm/i915/i915_drv.c > @@ -1836,6 +1836,8 @@ static int i915_drm_resume_early(struct drm_device *dev) > if (IS_GEN9_LP(dev_priv) || > !(dev_priv->suspended_to_idle && dev_priv->csr.dmc_payload)) > intel_power_domains_init_hw(dev_priv, true); > + else > + intel_display_set_init_power(dev_priv, true); > > i915_gem_sanitize(dev_priv); > > -- > 2.15.1 > _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/intel-gfx
