From: Radhakrishna Sripada <radhakrishna.sripada@xxxxxxxxx>
Discrete cards use the Port numbers TC1-4 for the offsets. The regular
flow for type-c subsystem port initialization can be skipped. This check
is present in DG2. Extend this to future discrete products.
Signed-off-by: Radhakrishna Sripada <radhakrishna.sripada@xxxxxxxxx>
Signed-off-by: Balasubramani Vivekanandan <balasubramani.vivekanandan@xxxxxxxxx>
Reviewed-by: Matt Roper <matthew.d.roper@xxxxxxxxx>
---
drivers/gpu/drm/i915/display/intel_display.c | 7 +++----
1 file changed, 3 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
index a92b67adee9c..67697d9a559c 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -1894,11 +1894,10 @@ bool intel_phy_is_combo(struct drm_i915_private *dev_priv, enum phy phy)
bool intel_phy_is_tc(struct drm_i915_private *dev_priv, enum phy phy)
{
/*
- * DG2's "TC1", although TC-capable output, doesn't share the same flow
- * as other platforms on the display engine side and rather rely on the
- * SNPS PHY, that is programmed separately
+ * Discrete GPU phy's are not attached to FIA's to support TC
+ * subsystem Legacy or non-legacy, and only support native DP/HDMI
*/
- if (IS_DG2(dev_priv))
+ if (IS_DGFX(dev_priv))
return false;
if (DISPLAY_VER(dev_priv) >= 13)
--
2.25.1
