From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx> Currently we only explicitly power up the combo PHY lanes for DP. The spec says we should do it for HDMI as well. Cc: stable@xxxxxxxxxxxxxxx Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx> --- 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 _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/intel-gfx