565 static void put_rx_win(struct vas_window *rxwin)  in put_rx_win()  argument
568 	WARN_ON_ONCE(rxwin->tx_win);  in put_rx_win()
570 	atomic_dec(&rxwin->num_txwins);  in put_rx_win()
584 	struct vas_window *rxwin;  in get_user_rxwin()  local
591 	rxwin = vinst->windows[winid];  in get_user_rxwin()
593 	if (!rxwin || rxwin->tx_win || rxwin->cop != VAS_COP_TYPE_FTW)  in get_user_rxwin()
596 	return rxwin;  in get_user_rxwin()
608 	struct vas_window *rxwin;  in get_vinst_rxwin()  local
613 		rxwin = get_user_rxwin(vinst, pswid);  in get_vinst_rxwin()
615 		rxwin = vinst->rxwin[cop] ?: ERR_PTR(-EINVAL);  in get_vinst_rxwin()
617 	if (!IS_ERR(rxwin))  in get_vinst_rxwin()
618 		atomic_inc(&rxwin->num_txwins);  in get_vinst_rxwin()
622 	return rxwin;  in get_vinst_rxwin()
652 		WARN_ON_ONCE(vinst->rxwin[window->cop]);  in set_vinst_win()
653 		vinst->rxwin[window->cop] = window;  in set_vinst_win()
674 		WARN_ON_ONCE(!vinst->rxwin[window->cop]);  in clear_vinst_win()
675 		vinst->rxwin[window->cop] = NULL;  in clear_vinst_win()
684 static void init_winctx_for_rxwin(struct vas_window *rxwin,  in init_winctx_for_rxwin()  argument
705 	winctx->wcreds_max = rxwin->wcreds_max;  in init_winctx_for_rxwin()
752 	if (rxwin->vinst->virq)  in init_winctx_for_rxwin()
753 		winctx->irq_port = rxwin->vinst->irq_port;  in init_winctx_for_rxwin()
854 	struct vas_window *rxwin;  in vas_rx_win_open()  local
870 	rxwin = vas_window_alloc(vinst);  in vas_rx_win_open()
871 	if (IS_ERR(rxwin)) {  in vas_rx_win_open()
873 		return rxwin;  in vas_rx_win_open()
876 	rxwin->tx_win = false;  in vas_rx_win_open()
877 	rxwin->nx_win = rxattr->nx_win;  in vas_rx_win_open()
878 	rxwin->user_win = rxattr->user_win;  in vas_rx_win_open()
879 	rxwin->cop = cop;  in vas_rx_win_open()
880 	rxwin->wcreds_max = rxattr->wcreds_max;  in vas_rx_win_open()
882 	init_winctx_for_rxwin(rxwin, rxattr, &winctx);  in vas_rx_win_open()
883 	init_winctx_regs(rxwin, &winctx);  in vas_rx_win_open()
885 	set_vinst_win(vinst, rxwin);  in vas_rx_win_open()
887 	return rxwin;  in vas_rx_win_open()
932 	winctx->nx_win = txwin->rxwin->nx_win;  in init_winctx_for_txwin()
949 	winctx->rx_win_id = txwin->rxwin->winid;  in init_winctx_for_txwin()
997 	struct vas_window *rxwin;  in vas_tx_win_open()  local
1020 	rxwin = get_vinst_rxwin(vinst, cop, attr->pswid);  in vas_tx_win_open()
1021 	if (IS_ERR(rxwin)) {  in vas_tx_win_open()
1023 		return rxwin;  in vas_tx_win_open()
1034 	txwin->rxwin = rxwin;  in vas_tx_win_open()
1035 	txwin->nx_win = txwin->rxwin->nx_win;  in vas_tx_win_open()
1122 	put_rx_win(rxwin);  in vas_tx_win_open()
1350 		put_rx_win(window->rxwin);  in vas_win_close()