On Wed, Oct 16, 2024 at 04:24:04PM +0300, Imre Deak wrote: > The DP sink's capabilities, like DSC, may depend on the source OUI > written to the sink. On eDP this OUI value could have been reset before > the detection started if the panel power on it got disabled. Make sure > the OUI is re-written at the beginning of detection in this case, before > the sink capabilities are read out. > > Signed-off-by: Imre Deak <[email protected]>
Reviewed-by: Ville Syrjälä <[email protected]> > --- > drivers/gpu/drm/i915/display/intel_dp.c | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/drivers/gpu/drm/i915/display/intel_dp.c > b/drivers/gpu/drm/i915/display/intel_dp.c > index 520cc6f50a126..063fe92d43786 100644 > --- a/drivers/gpu/drm/i915/display/intel_dp.c > +++ b/drivers/gpu/drm/i915/display/intel_dp.c > @@ -5669,6 +5669,8 @@ intel_dp_detect(struct drm_connector *connector, > goto out_unset_edid; > } > > + intel_dp_init_source_oui(intel_dp); > + > ret = intel_dp_tunnel_detect(intel_dp, ctx); > if (ret == -EDEADLK) { > status = ret; > -- > 2.44.2 -- Ville Syrjälä Intel
