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drm/dp_mst: Don't cache EDIDs for physical ports
Caching EDIDs for physical ports prevents updating the EDID if a port
gets reconnected via a Connection Status Notification message, fix this.
Fixes: db1a079569
("drm/dp_mst: Handle SST-only branch device case")
Cc: Wayne Lin <Wayne.Lin@amd.com>
Cc: Lyude Paul <lyude@redhat.com>
Signed-off-by: Imre Deak <imre.deak@intel.com>
Reviewed-by: Lyude Paul <lyude@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210201120145.350258-2-imre.deak@intel.com
This commit is contained in:
parent
b91907a624
commit
468091531c
1 changed files with 2 additions and 1 deletions
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@ -2302,7 +2302,8 @@ drm_dp_mst_port_add_connector(struct drm_dp_mst_branch *mstb,
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}
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if (port->pdt != DP_PEER_DEVICE_NONE &&
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drm_dp_mst_is_end_device(port->pdt, port->mcs)) {
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drm_dp_mst_is_end_device(port->pdt, port->mcs) &&
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port->port_num >= DP_MST_LOGICAL_PORT_0) {
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port->cached_edid = drm_get_edid(port->connector,
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&port->aux.ddc);
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drm_connector_set_tile_property(port->connector);
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