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drm/i915/dg2: Setup display outputs

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DG2 has outputs on DDI A-D attached to what the bspec diagram shows as
"Combo PHY A-D."  Note that despite being labelled "combo" the PHYs on
these outputs are Synopsys PHYs rather than traditional Intel combo PHY
technology.

Cc: Anusha Srivatsa <anusha.srivatsa@intel.com>
Signed-off-by: Matt Roper <matthew.d.roper@intel.com>
Reviewed-by: José Roberto de Souza <jose.souza@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210721223043.834562-15-matthew.d.roper@intel.com
This commit is contained in:
Matt Roper 2021-07-21 15:30:39 -07:00
parent 48f8f016d4
commit 263862652f
1 changed files with 6 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

7
drivers/gpu/drm/i915/display/intel_display.c
View file

@ -11330,7 +11330,12 @@ static void intel_setup_outputs(struct drm_i915_private *dev_priv)
if (!HAS_DISPLAY(dev_priv))
return;
if (IS_ALDERLAKE_P(dev_priv)) {
if (IS_DG2(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_XELPD);
} else if (IS_ALDERLAKE_P(dev_priv)) {
intel_ddi_init(dev_priv, PORT_A);
intel_ddi_init(dev_priv, PORT_B);
intel_ddi_init(dev_priv, PORT_TC1);