Message ID | 20200310195122.1590925-1-lyude@redhat.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | [v3] drm/i915/mst: Hookup DRM DP MST late_register/early_unregister callbacks | expand |
On Tue, Mar 10, 2020 at 03:51:21PM -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. > > Changes since v1: > * Call intel_connector_register/unregister() from > intel_dp_mst_connector_late_register/unregister() so we don't lose > error injection - Ville Syrjälä > Changes since v2: > * Don't forget to clean up if intel_connector_register() fails - Ville > > Cc: Ville Syrjälä <ville.syrjala@linux.intel.com> > Cc: Manasi Navare <manasi.d.navare@intel.com> > Cc: "Lee, Shawn C" <shawn.c.lee@intel.com> > Signed-off-by: Lyude Paul <lyude@redhat.com> Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com> > --- > drivers/gpu/drm/i915/display/intel_dp_mst.c | 33 +++++++++++++++++++-- > 1 file changed, 31 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..e08caca658c6 100644 > --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c > +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c > @@ -548,12 +548,41 @@ 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); > + int ret; > + > + ret = drm_dp_mst_connector_late_register(connector, > + intel_connector->port); > + if (ret < 0) > + return ret; > + > + ret = intel_connector_register(connector); > + if (ret < 0) > + drm_dp_mst_connector_early_unregister(connector, > + intel_connector->port); > + > + return ret; > +} > + > +static void > +intel_dp_mst_connector_early_unregister(struct drm_connector *connector) > +{ > + struct intel_connector *intel_connector = to_intel_connector(connector); > + > + intel_connector_unregister(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, > - .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
diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c index d53978ed3c12..e08caca658c6 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c @@ -548,12 +548,41 @@ 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); + int ret; + + ret = drm_dp_mst_connector_late_register(connector, + intel_connector->port); + if (ret < 0) + return ret; + + ret = intel_connector_register(connector); + if (ret < 0) + drm_dp_mst_connector_early_unregister(connector, + intel_connector->port); + + return ret; +} + +static void +intel_dp_mst_connector_early_unregister(struct drm_connector *connector) +{ + struct intel_connector *intel_connector = to_intel_connector(connector); + + intel_connector_unregister(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, - .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,
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. Changes since v1: * Call intel_connector_register/unregister() from intel_dp_mst_connector_late_register/unregister() so we don't lose error injection - Ville Syrjälä Changes since v2: * Don't forget to clean up if intel_connector_register() fails - Ville Cc: Ville Syrjälä <ville.syrjala@linux.intel.com> Cc: Manasi Navare <manasi.d.navare@intel.com> Cc: "Lee, Shawn C" <shawn.c.lee@intel.com> Signed-off-by: Lyude Paul <lyude@redhat.com> --- drivers/gpu/drm/i915/display/intel_dp_mst.c | 33 +++++++++++++++++++-- 1 file changed, 31 insertions(+), 2 deletions(-)