On ti, 2016-08-09 at 15:52 +0300, Ville Syrjälä wrote:
> On Tue, Aug 09, 2016 at 02:34:10PM +0300, Imre Deak wrote:
> > Similarly to the previous patch, initialize the PPS from the DP
> > encoder's resume hook. Note that as opposed to LVDS we can't do this
> > during encoder enabling, since we need the PPS for DP detection as well.
> > 
> > Signed-off-by: Imre Deak <[email protected]>
> > ---
> >  drivers/gpu/drm/i915/intel_dp.c | 3 +++
> >  1 file changed, 3 insertions(+)
> > 
> > diff --git a/drivers/gpu/drm/i915/intel_dp.c 
> > b/drivers/gpu/drm/i915/intel_dp.c
> > index 4796ad7..76f5b72 100644
> > --- a/drivers/gpu/drm/i915/intel_dp.c
> > +++ b/drivers/gpu/drm/i915/intel_dp.c
> > @@ -4665,6 +4665,9 @@ void intel_dp_encoder_reset(struct drm_encoder 
> > *encoder)
> >      */
> >     if (IS_VALLEYVIEW(encoder->dev) || IS_CHERRYVIEW(encoder->dev))
> >             vlv_initial_power_sequencer_setup(intel_dp);
> > +   else
> > +           intel_dp_init_panel_power_sequencer_registers(encoder->dev,
> > +                                                         intel_dp);
> 
> This is almosts the same code as we have in intel_edp_init_connector(),
> excep not calling intel_dp_init_panel_power_sequencer() for !VLV/CHV.
> 
> intel_dp_init_panel_power_sequencer() should be safe to call multiple
> times since it checks if things were already initialized, and we already
> call it here for VLV/CHV. So I think we should just be able share the
> code for init and resume?

Ok, can factor these out to a new helper. Btw, would it make sense to
call intel_dp_init_panel_power_sequencer_registers()
from intel_dp_init_panel_power() directly, they are not called
separately any more.

> 
> >  
> >     intel_edp_panel_vdd_sanitize(intel_dp);
> >  
> > -- 
> > 2.5.0
> > 
> > _______________________________________________
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> > [email protected]
> > https://lists.freedesktop.org/mailman/listinfo/intel-gfx
> 
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