[Intel-gfx] [PATCH 09/10] drm/i915: Use intel_ddi_get_config() for MST

[Maarten Lankhorst]

Op 19-10-17 om 15:37 schreef Ville Syrjala:
> From: Ville Syrjälä <ville.syrjala at linux.intel.com>
>
> Eliminate the partially duplicated DDI readout code from MST, and
> instead just call intel_ddi_get_config(). As a nice bonus we get
> more cross checking as intel_ddi_get_config() will populate
> output_types based on the actual mode of the DDI port.
>
> Additonally intel_ddi_get_config() must be changed to get the crtc
> from the passed in crtc state rather than from the encoder->crtc link.
> encoder->crtc really shouldn't be used anyway.
>
> Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
I looked and noticed 2 small differences, one is the GEN9_LP part, the other is
min_voltage_level. Is this also a bugfix because of this?

Cheers,
Maarten