Recent update in documentation defeatured eDP HBR3 for EHL and JSL.
BSpec: 32247
Cc: Matt Roper <[email protected]>
Cc: Vidya Srinivas <[email protected]>
Signed-off-by: José Roberto de Souza <[email protected]>
---
drivers/gpu/drm/i915/display/intel_dp.c | 11 ++++++++++-
1 file changed, 10 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/display/intel_dp.c
b/drivers/gpu/drm/i915/display/intel_dp.c
index 54a4b81ea3ff..96d2c76772d6 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -277,13 +277,20 @@ static int icl_max_source_rate(struct intel_dp *intel_dp)
enum phy phy = intel_port_to_phy(dev_priv, dig_port->base.port);
if (intel_phy_is_combo(dev_priv, phy) &&
- !IS_ELKHARTLAKE(dev_priv) &&
!intel_dp_is_edp(intel_dp))
return 540000;
return 810000;
}
+static int ehl_max_source_rate(struct intel_dp *intel_dp)
+{
+ if (intel_dp_is_edp(intel_dp))
+ return 540000;
+
+ return 810000;
+}
+
static void
intel_dp_set_source_rates(struct intel_dp *intel_dp)
{
@@ -318,6 +325,8 @@ intel_dp_set_source_rates(struct intel_dp *intel_dp)
size = ARRAY_SIZE(cnl_rates);
if (IS_GEN(dev_priv, 10))
max_rate = cnl_max_source_rate(intel_dp);
+ else if (IS_ELKHARTLAKE(dev_priv))
+ max_rate = ehl_max_source_rate(intel_dp);
else
max_rate = icl_max_source_rate(intel_dp);
} else if (IS_GEN9_LP(dev_priv)) {
--
2.28.0
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