On Fri, Jun 21, 2019 at 01:52:16PM -0700, Souza, Jose wrote:
> On Thu, 2019-06-20 at 19:01 -0700, Matt Roper wrote:
> > EHL has four DDI's (DDI-A and DDI-D share combo PHY A).
> >
> > Cc: José Roberto de Souza <jose.souza@xxxxxxxxx>
> > Signed-off-by: Matt Roper <matthew.d.roper@xxxxxxxxx>
> > ---
> > drivers/gpu/drm/i915/display/intel_display.c | 1 +
> > 1 file changed, 1 insertion(+)
> >
> > diff --git a/drivers/gpu/drm/i915/display/intel_display.c
> > b/drivers/gpu/drm/i915/display/intel_display.c
> > index e72ace42327c..74cd180360f4 100644
> > --- a/drivers/gpu/drm/i915/display/intel_display.c
> > +++ b/drivers/gpu/drm/i915/display/intel_display.c
> > @@ -15128,6 +15128,7 @@ static void intel_setup_outputs(struct
> > drm_i915_private *dev_priv)
> > intel_ddi_init(dev_priv, PORT_A);
> > intel_ddi_init(dev_priv, PORT_B);
> > intel_ddi_init(dev_priv, PORT_C);
> > + intel_ddi_init(dev_priv, PORT_D);
>
> Here we should only initialize only the one that is going to be used A
> or D at this point we already have that information and the mux set.
Doesn't intel_ddi_init() already take care of this for us? I.e.,
init_hdmi and init_dp will both be false for whichever DDI isn't in use
so the function should just bail out with a DRM_DEBUG_KMS() message and
not really do anything if I'm understanding correctly.
Matt
>
> > icl_dsi_init(dev_priv);
> > } else if (INTEL_GEN(dev_priv) >= 11) {
> > intel_ddi_init(dev_priv, PORT_A);
--
Matt Roper
Graphics Software Engineer
IoTG Platform Enabling & Development
Intel Corporation
(916) 356-2795
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