226 	struct irdma_ws_node *ws_tree_root, *vsi_node, *tc_node;  in irdma_remove_leaf()  local
235 	ws_tree_root = vsi->dev->ws_tree_root;  in irdma_remove_leaf()
236 	if (!ws_tree_root)  in irdma_remove_leaf()
239 	vsi_node = ws_find_node(ws_tree_root, vsi->vsi_idx,  in irdma_remove_leaf()
260 		if (list_empty(&ws_tree_root->child_list_head)) {  in irdma_remove_leaf()
261 			irdma_ws_cqp_cmd(vsi, ws_tree_root,  in irdma_remove_leaf()
263 			irdma_free_node(vsi, ws_tree_root);  in irdma_remove_leaf()
264 			vsi->dev->ws_tree_root = NULL;  in irdma_remove_leaf()
277 	struct irdma_ws_node *ws_tree_root;  in irdma_ws_add()  local
293 	ws_tree_root = vsi->dev->ws_tree_root;  in irdma_ws_add()
294 	if (!ws_tree_root) {  in irdma_ws_add()
295 		ws_tree_root = irdma_alloc_node(vsi, user_pri,  in irdma_ws_add()
297 		if (!ws_tree_root) {  in irdma_ws_add()
301 		irdma_debug(vsi->dev, IRDMA_DEBUG_WS, "Creating root node = %d\n", ws_tree_root->index);  in irdma_ws_add()
303 		ret = irdma_ws_cqp_cmd(vsi, ws_tree_root, IRDMA_OP_WS_ADD_NODE);  in irdma_ws_add()
305 			irdma_free_node(vsi, ws_tree_root);  in irdma_ws_add()
309 		vsi->dev->ws_tree_root = ws_tree_root;  in irdma_ws_add()
313 	vsi_node = ws_find_node(ws_tree_root, vsi->vsi_idx,  in irdma_ws_add()
321 					    ws_tree_root);  in irdma_ws_add()
333 		list_add(&vsi_node->siblings, &ws_tree_root->child_list_head);  in irdma_ws_add()
404 	if (list_empty(&ws_tree_root->child_list_head)) {  in irdma_ws_add()
405 		irdma_ws_cqp_cmd(vsi, ws_tree_root, IRDMA_OP_WS_DELETE_NODE);  in irdma_ws_add()
406 		vsi->dev->ws_tree_root = NULL;  in irdma_ws_add()
407 		irdma_free_node(vsi, ws_tree_root);  in irdma_ws_add()