From: Ville Syrjälä <ville.syrj...@linux.intel.com>
Currently we only explicitly power up the combo PHY lanes
for DP. The spec says we should do it for HDMI as well.
Cc: sta...@vger.kernel.org
Signed-off-by: Ville Syrjälä <ville.syrj...@linux.intel.com>
---
drivers/gpu/drm/i915/display/intel_ddi.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c
b/drivers/gpu/drm/i915/display/intel_ddi.c
index 88cc6e2fbe91..8fbeb8c24efb 100644
--- a/drivers/gpu/drm/i915/display/intel_ddi.c
+++ b/drivers/gpu/drm/i915/display/intel_ddi.c
@@ -4337,6 +4337,8 @@ static void intel_enable_ddi_hdmi(struct
intel_atomic_state *state,
intel_de_write(dev_priv, reg, val);
}
+ intel_ddi_power_up_lanes(encoder, crtc_state);
+
/* In HDMI/DVI mode, the port width, and swing/emphasis values
* are ignored so nothing special needs to be done besides
* enabling the port.
--
2.26.2
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