From: Leo Li <sunpeng.li@xxxxxxx>
Implement late_register and early_unregister hooks for MST connectors.
Call drm helpers for MST connector registration, which registers the
AUX devices.
Cc: Alex Deucher <alexander.deucher@xxxxxxx>
Cc: Harry Wentland <harry.wentland@xxxxxxx>
Signed-off-by: Leo Li <sunpeng.li@xxxxxxx>
---
drivers/gpu/drm/radeon/radeon_dp_mst.c | 22 ++++++++++++++++++++++
1 file changed, 22 insertions(+)
diff --git a/drivers/gpu/drm/radeon/radeon_dp_mst.c b/drivers/gpu/drm/radeon/radeon_dp_mst.c
index 2994f07fbad9..2d53699734fb 100644
--- a/drivers/gpu/drm/radeon/radeon_dp_mst.c
+++ b/drivers/gpu/drm/radeon/radeon_dp_mst.c
@@ -260,11 +260,33 @@ radeon_dp_mst_connector_destroy(struct drm_connector *connector)
kfree(radeon_connector);
}
+static int
+radeon_dp_mst_connector_late_register(struct drm_connector *connector)
+{
+ struct radeon_connector *radeon_connector =
+ to_radeon_connector(connector);
+ struct drm_dp_mst_port *port = radeon_connector->port;
+
+ return drm_dp_mst_connector_late_register(connector, port);
+}
+
+static void
+radeon_dp_mst_connector_early_unregister(struct drm_connector *connector)
+{
+ struct radeon_connector *radeon_connector =
+ to_radeon_connector(connector);
+ struct drm_dp_mst_port *port = radeon_connector->port;
+
+ drm_dp_mst_connector_early_unregister(connector, port);
+}
+
static const struct drm_connector_funcs radeon_dp_mst_connector_funcs = {
.dpms = drm_helper_connector_dpms,
.detect = radeon_dp_mst_detect,
.fill_modes = drm_helper_probe_single_connector_modes,
.destroy = radeon_dp_mst_connector_destroy,
+ .late_register = radeon_dp_mst_connector_late_register,
+ .early_unregister = radeon_dp_mst_connector_early_unregister,
};
static struct drm_connector *radeon_dp_add_mst_connector(struct drm_dp_mst_topology_mgr *mgr,
--
2.22.0
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