payload_alloc 3462 drivers/gpu/drm/drm_dp_mst_topology.c u8 payload_alloc[3], status; payload_alloc 3469 drivers/gpu/drm/drm_dp_mst_topology.c payload_alloc[0] = id; payload_alloc 3470 drivers/gpu/drm/drm_dp_mst_topology.c payload_alloc[1] = payload->start_slot; payload_alloc 3471 drivers/gpu/drm/drm_dp_mst_topology.c payload_alloc[2] = payload->num_slots; payload_alloc 3473 drivers/gpu/drm/drm_dp_mst_topology.c ret = drm_dp_dpcd_write(mgr->aux, DP_PAYLOAD_ALLOCATE_SET, payload_alloc, 3);