On Fri, Dec 04, 2020 at 05:08:32PM -0800, Aditya Swarup wrote:
> Initialize display outputs for ADL-S. ADL-S has 5 display
> outputs -> 1 eDP, 2 HDMI and 2 DP++ outputs.
>
> Cc: Jani Nikula <jani.nikula@xxxxxxxxx>
> Cc: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> Cc: Imre Deak <imre.deak@xxxxxxxxx>
> Cc: Matt Roper <matthew.d.roper@xxxxxxxxx>
> Cc: Lucas De Marchi <lucas.demarchi@xxxxxxxxx>
> Signed-off-by: Aditya Swarup <aditya.swarup@xxxxxxxxx>
> ---
> drivers/gpu/drm/i915/display/intel_display.c | 8 +++++++-
> 1 file changed, 7 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
> index 0ff0eeabab8c..19ed51e6c647 100644
> --- a/drivers/gpu/drm/i915/display/intel_display.c
> +++ b/drivers/gpu/drm/i915/display/intel_display.c
> @@ -17627,7 +17627,13 @@ static void intel_setup_outputs(struct drm_i915_private *dev_priv)
> if (!HAS_DISPLAY(dev_priv))
> return;
>
> - if (IS_DG1(dev_priv) || IS_ROCKETLAKE(dev_priv)) {
> + if (IS_ALDERLAKE_S(dev_priv)) {
> + intel_ddi_init(dev_priv, PORT_A);
> + intel_ddi_init(dev_priv, PORT_D); /* DDI TC1 */
It all comes out the same in the end, but we should just pass PORT_TC1
and such for these outputs since that's the formal name in the bspec
(and matches how we handle RKL/DG1 that also have "TC" DDIs that are
actually combo PHYs).
Matt
> + intel_ddi_init(dev_priv, PORT_E); /* DDI TC2 */
> + intel_ddi_init(dev_priv, PORT_F); /* DDI TC3 */
> + intel_ddi_init(dev_priv, PORT_G); /* DDI TC4 */
> + } else if (IS_DG1(dev_priv) || IS_ROCKETLAKE(dev_priv)) {
> intel_ddi_init(dev_priv, PORT_A);
> intel_ddi_init(dev_priv, PORT_B);
> intel_ddi_init(dev_priv, PORT_TC1);
> --
> 2.27.0
>
--
Matt Roper
Graphics Software Engineer
VTT-OSGC Platform Enablement
Intel Corporation
(916) 356-2795
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