On Tue, 2020-03-10 at 20:42 +0200, Ville Syrjälä wrote:
> On Tue, Mar 10, 2020 at 02:28:54PM -0400, Lyude Paul wrote:
> > i915 can enable aux device nodes for DP MST by calling
> > drm_dp_mst_connector_late_register()/drm_dp_mst_connector_early_unregister
> > (),
> > so let's hook that up.
>
> Oh, we didn't have that yet? I thought it got hooked up for everyone
> but I guess not.
>
> > Cc: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> > Cc: Manasi Navare <manasi.d.navare@xxxxxxxxx>
> > Cc: "Lee, Shawn C" <shawn.c.lee@xxxxxxxxx>
> > Signed-off-by: Lyude Paul <lyude@xxxxxxxxxx>
> > ---
> > drivers/gpu/drm/i915/display/intel_dp_mst.c | 22 +++++++++++++++++++--
> > 1 file changed, 20 insertions(+), 2 deletions(-)
> >
> > diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c
> > b/drivers/gpu/drm/i915/display/intel_dp_mst.c
> > index d53978ed3c12..bcff2e06ead6 100644
> > --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c
> > +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c
> > @@ -548,12 +548,30 @@ static int intel_dp_mst_get_ddc_modes(struct
> > drm_connector *connector)
> > return ret;
> > }
> >
> > +static int
> > +intel_dp_mst_connector_late_register(struct drm_connector *connector)
> > +{
> > + struct intel_connector *intel_connector =
> > to_intel_connector(connector);
> > +
> > + return drm_dp_mst_connector_late_register(connector,
> > + intel_connector->port);
> > +}
> > +
> > +static void
> > +intel_dp_mst_connector_early_unregister(struct drm_connector *connector)
> > +{
> > + struct intel_connector *intel_connector =
> > to_intel_connector(connector);
> > +
> > + drm_dp_mst_connector_early_unregister(connector,
> > + intel_connector->port);
> > +}
> > +
> > static const struct drm_connector_funcs intel_dp_mst_connector_funcs = {
> > .fill_modes = drm_helper_probe_single_connector_modes,
> > .atomic_get_property = intel_digital_connector_atomic_get_property,
> > .atomic_set_property = intel_digital_connector_atomic_set_property,
> > - .late_register = intel_connector_register,
>
> Dunno if we want to lose the error injection...
Gotcha, will send out a fixed respin in just a moment
>
> > - .early_unregister = intel_connector_unregister,
> > + .late_register = intel_dp_mst_connector_late_register,
> > + .early_unregister = intel_dp_mst_connector_early_unregister,
> > .destroy = intel_connector_destroy,
> > .atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
> > .atomic_duplicate_state = intel_digital_connector_duplicate_state,
> > --
> > 2.24.1
--
Cheers,
Lyude Paul (she/her)
Associate Software Engineer at Red Hat
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