110 lines
3.3 KiB
C
110 lines
3.3 KiB
C
/*
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* Copyright (c) 2013, Cisco Systems, Inc. All rights reserved.
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*
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* This software is available to you under a choice of one of two
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* licenses. You may choose to be licensed under the terms of the GNU
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* General Public License (GPL) Version 2, available from the file
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* COPYING in the main directory of this source tree, or the
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* BSD license below:
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*
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* Redistribution and use in source and binary forms, with or
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* without modification, are permitted provided that the following
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* conditions are met:
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*
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* - Redistributions of source code must retain the above
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* copyright notice, this list of conditions and the following
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* disclaimer.
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*
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* - Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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*/
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#ifndef USNIC_IB_QP_GRP_H_
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#define USNIC_IB_QP_GRP_H_
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#include <linux/debugfs.h>
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#include <rdma/ib_verbs.h>
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#include "usnic_ib.h"
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#include "usnic_abi.h"
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#include "usnic_fwd.h"
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#include "usnic_vnic.h"
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/*
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* The qp group struct represents all the hw resources needed to present a ib_qp
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*/
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struct usnic_ib_qp_grp {
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struct ib_qp ibqp;
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enum ib_qp_state state;
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int grp_id;
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struct usnic_fwd_dev *ufdev;
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struct usnic_ib_ucontext *ctx;
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struct list_head flows_lst;
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struct usnic_vnic_res_chunk **res_chunk_list;
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pid_t owner_pid;
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struct usnic_ib_vf *vf;
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struct list_head link;
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spinlock_t lock;
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struct kobject kobj;
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};
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struct usnic_ib_qp_grp_flow {
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struct usnic_fwd_flow *flow;
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enum usnic_transport_type trans_type;
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union {
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struct {
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uint16_t port_num;
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} usnic_roce;
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struct {
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struct socket *sock;
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} udp;
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};
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struct usnic_ib_qp_grp *qp_grp;
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struct list_head link;
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/* Debug FS */
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struct dentry *dbgfs_dentry;
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char dentry_name[32];
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};
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extern const struct usnic_vnic_res_spec min_transport_spec[USNIC_TRANSPORT_MAX];
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const char *usnic_ib_qp_grp_state_to_string(enum ib_qp_state state);
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int usnic_ib_qp_grp_dump_hdr(char *buf, int buf_sz);
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int usnic_ib_qp_grp_dump_rows(void *obj, char *buf, int buf_sz);
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int usnic_ib_qp_grp_create(struct usnic_ib_qp_grp *qp,
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struct usnic_fwd_dev *ufdev, struct usnic_ib_vf *vf,
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struct usnic_ib_pd *pd,
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struct usnic_vnic_res_spec *res_spec,
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struct usnic_transport_spec *trans_spec);
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void usnic_ib_qp_grp_destroy(struct usnic_ib_qp_grp *qp_grp);
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int usnic_ib_qp_grp_modify(struct usnic_ib_qp_grp *qp_grp,
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enum ib_qp_state new_state,
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void *data);
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struct usnic_vnic_res_chunk
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*usnic_ib_qp_grp_get_chunk(struct usnic_ib_qp_grp *qp_grp,
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enum usnic_vnic_res_type type);
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static inline
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struct usnic_ib_qp_grp *to_uqp_grp(struct ib_qp *ibqp)
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{
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return container_of(ibqp, struct usnic_ib_qp_grp, ibqp);
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}
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#endif /* USNIC_IB_QP_GRP_H_ */
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