We have TGP PCH support for Tigerlake and Rocketlake. Similarly
now TGP PCH can be used with Cometlake CPU.
Cc: Matt Roper <matthew.d.ro...@intel.com>
Signed-off-by: Tejas Upadhyay <tejaskumarx.surendrakumar.upadh...@intel.com>
---
drivers/gpu/drm/i915/display/intel_ddi.c | 3 ++-
drivers/gpu/drm/i915/display/intel_display.c | 6 ++++++
drivers/gpu/drm/i915/display/intel_hdmi.c | 3 ++-
3 files changed, 10 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c
b/drivers/gpu/drm/i915/display/intel_ddi.c
index 6863236df1d0..10e677978ded 100644
--- a/drivers/gpu/drm/i915/display/intel_ddi.c
+++ b/drivers/gpu/drm/i915/display/intel_ddi.c
@@ -5451,7 +5451,8 @@ void intel_ddi_init(struct drm_i915_private *dev_priv,
enum port port)
if (IS_DG1(dev_priv))
encoder->hpd_pin = dg1_hpd_pin(dev_priv, port);
- else if (IS_ROCKETLAKE(dev_priv))
+ else if (IS_ROCKETLAKE(dev_priv) || (IS_COMETLAKE(dev_priv) &&
+ HAS_PCH_TGP(dev_priv)))
encoder->hpd_pin = rkl_hpd_pin(dev_priv, port);
else if (INTEL_GEN(dev_priv) >= 12)
encoder->hpd_pin = tgl_hpd_pin(dev_priv, port);
diff --git a/drivers/gpu/drm/i915/display/intel_display.c
b/drivers/gpu/drm/i915/display/intel_display.c
index 78452de5e12f..711e8e21e756 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -17644,6 +17644,12 @@ static void intel_setup_outputs(struct
drm_i915_private *dev_priv)
intel_ddi_init(dev_priv, PORT_F);
icl_dsi_init(dev_priv);
+ } else if (IS_COMETLAKE(dev_priv) && HAS_PCH_TGP(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);
+ intel_ddi_init(dev_priv, PORT_E);
} else if (IS_GEN9_LP(dev_priv)) {
/*
* FIXME: Broxton doesn't support port detection via the
diff --git a/drivers/gpu/drm/i915/display/intel_hdmi.c
b/drivers/gpu/drm/i915/display/intel_hdmi.c
index e10fdb369daa..881646ce47c5 100644
--- a/drivers/gpu/drm/i915/display/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/display/intel_hdmi.c
@@ -3174,7 +3174,8 @@ static u8 intel_hdmi_ddc_pin(struct intel_encoder
*encoder)
if (INTEL_PCH_TYPE(dev_priv) >= PCH_DG1)
ddc_pin = dg1_port_to_ddc_pin(dev_priv, port);
- else if (IS_ROCKETLAKE(dev_priv))
+ else if (IS_ROCKETLAKE(dev_priv) || (IS_COMETLAKE(dev_priv) &&
+ HAS_PCH_TGP(dev_priv)))
ddc_pin = rkl_port_to_ddc_pin(dev_priv, port);
else if (HAS_PCH_MCC(dev_priv))
ddc_pin = mcc_port_to_ddc_pin(dev_priv, port);
--
2.28.0
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