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- /*
- * Copyright (c) 2005 Voltaire Inc. All rights reserved.
- * Copyright (c) 2002-2005, Network Appliance, Inc. All rights reserved.
- * Copyright (c) 1999-2005, Mellanox Technologies, Inc. All rights reserved.
- * Copyright (c) 2005-2006 Intel Corporation. All rights reserved.
- *
- * This software is available to you under a choice of one of two
- * licenses. You may choose to be licensed under the terms of the GNU
- * General Public License (GPL) Version 2, available from the file
- * COPYING in the main directory of this source tree, or the
- * OpenIB.org BSD license below:
- *
- * Redistribution and use in source and binary forms, with or
- * without modification, are permitted provided that the following
- * conditions are met:
- *
- * - Redistributions of source code must retain the above
- * copyright notice, this list of conditions and the following
- * disclaimer.
- *
- * - Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following
- * disclaimer in the documentation and/or other materials
- * provided with the distribution.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
- * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
- * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
- #ifndef _CMA_PRIV_H
- #define _CMA_PRIV_H
- enum rdma_cm_state {
- RDMA_CM_IDLE,
- RDMA_CM_ADDR_QUERY,
- RDMA_CM_ADDR_RESOLVED,
- RDMA_CM_ROUTE_QUERY,
- RDMA_CM_ROUTE_RESOLVED,
- RDMA_CM_CONNECT,
- RDMA_CM_DISCONNECT,
- RDMA_CM_ADDR_BOUND,
- RDMA_CM_LISTEN,
- RDMA_CM_DEVICE_REMOVAL,
- RDMA_CM_DESTROYING
- };
- struct rdma_id_private {
- struct rdma_cm_id id;
- struct rdma_bind_list *bind_list;
- struct hlist_node node;
- struct list_head list; /* listen_any_list or cma_device.list */
- struct list_head listen_list; /* per device listens */
- struct cma_device *cma_dev;
- struct list_head mc_list;
- int internal_id;
- enum rdma_cm_state state;
- spinlock_t lock;
- struct mutex qp_mutex;
- struct completion comp;
- refcount_t refcount;
- struct mutex handler_mutex;
- int backlog;
- int timeout_ms;
- struct ib_sa_query *query;
- int query_id;
- union {
- struct ib_cm_id *ib;
- struct iw_cm_id *iw;
- } cm_id;
- u32 seq_num;
- u32 qkey;
- u32 qp_num;
- u32 options;
- u8 srq;
- u8 tos;
- u8 tos_set:1;
- u8 timeout_set:1;
- u8 reuseaddr;
- u8 afonly;
- u8 timeout;
- enum ib_gid_type gid_type;
- /*
- * Internal to RDMA/core, don't use in the drivers
- */
- struct rdma_restrack_entry res;
- struct rdma_ucm_ece ece;
- };
- #if IS_ENABLED(CONFIG_INFINIBAND_ADDR_TRANS_CONFIGFS)
- int cma_configfs_init(void);
- void cma_configfs_exit(void);
- #else
- static inline int cma_configfs_init(void)
- {
- return 0;
- }
- static inline void cma_configfs_exit(void)
- {
- }
- #endif
- void cma_dev_get(struct cma_device *dev);
- void cma_dev_put(struct cma_device *dev);
- typedef bool (*cma_device_filter)(struct ib_device *, void *);
- struct cma_device *cma_enum_devices_by_ibdev(cma_device_filter filter,
- void *cookie);
- int cma_get_default_gid_type(struct cma_device *dev, unsigned int port);
- int cma_set_default_gid_type(struct cma_device *dev, unsigned int port,
- enum ib_gid_type default_gid_type);
- int cma_get_default_roce_tos(struct cma_device *dev, unsigned int port);
- int cma_set_default_roce_tos(struct cma_device *dev, unsigned int port,
- u8 default_roce_tos);
- struct ib_device *cma_get_ib_dev(struct cma_device *dev);
- #endif /* _CMA_PRIV_H */
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