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
Cc: Ville Syrjälä <ville.syrj...@linux.intel.com>
Cc: Manasi Navare <manasi.d.nav...@intel.com>
Cc: "Lee, Shawn C" <shawn.c....@intel.com>
Signed-off-by: Lyude Paul <ly...@redhat.com>
---
drivers/gpu/drm/i915/display/intel_dp_mst.c | 28 +++++++++++++++++++--
1 file changed, 26 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..9311c10f5b1b 100644
--- a/drivers/gpu/drm/i915/display/intel_dp_mst.c
+++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c
@@ -548,12 +548,36 @@ 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;
+
+ return intel_connector_register(connector);
+}
+
+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
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