1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause OR GPL-2.0 3 * 4 * Copyright (c) 2005 Network Appliance, Inc. All rights reserved. 5 * Copyright (c) 2005 Open Grid Computing, Inc. All rights reserved. 6 * 7 * This software is available to you under a choice of one of two 8 * licenses. You may choose to be licensed under the terms of the GNU 9 * General Public License (GPL) Version 2, available from the file 10 * COPYING in the main directory of this source tree, or the 11 * OpenIB.org BSD license below: 12 * 13 * Redistribution and use in source and binary forms, with or 14 * without modification, are permitted provided that the following 15 * conditions are met: 16 * 17 * - Redistributions of source code must retain the above 18 * copyright notice, this list of conditions and the following 19 * disclaimer. 20 * 21 * - Redistributions in binary form must reproduce the above 22 * copyright notice, this list of conditions and the following 23 * disclaimer in the documentation and/or other materials 24 * provided with the distribution. 25 * 26 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 27 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 28 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 29 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS 30 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN 31 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 32 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 33 * SOFTWARE. 34 */ 35 36 #ifndef IWCM_H 37 #define IWCM_H 38 39 enum iw_cm_state { 40 IW_CM_STATE_IDLE, /* unbound, inactive */ 41 IW_CM_STATE_LISTEN, /* listen waiting for connect */ 42 IW_CM_STATE_CONN_RECV, /* inbound waiting for user accept */ 43 IW_CM_STATE_CONN_SENT, /* outbound waiting for peer accept */ 44 IW_CM_STATE_ESTABLISHED, /* established */ 45 IW_CM_STATE_CLOSING, /* disconnect */ 46 IW_CM_STATE_DESTROYING /* object being deleted */ 47 }; 48 49 struct iwcm_id_private { 50 struct iw_cm_id id; 51 enum iw_cm_state state; 52 unsigned long flags; 53 struct ib_qp *qp; 54 struct completion destroy_comp; 55 wait_queue_head_t connect_wait; 56 struct list_head work_list; 57 spinlock_t lock; 58 atomic_t refcount; 59 struct list_head work_free_list; 60 }; 61 62 #define IWCM_F_DROP_EVENTS 1 63 #define IWCM_F_CONNECT_WAIT 2 64 65 #endif /* IWCM_H */ 66