64 lines
2.5 KiB
C
64 lines
2.5 KiB
C
/*
|
|
* Copyright (c) 2005 Ammasso, Inc. All rights reserved.
|
|
* Copyright (c) 2005 Open Grid Computing, Inc. 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 _C2_VQ_H_
|
|
#define _C2_VQ_H_
|
|
#include <linux/sched.h>
|
|
#include "c2.h"
|
|
#include "c2_wr.h"
|
|
#include "c2_provider.h"
|
|
|
|
struct c2_vq_req {
|
|
u64 reply_msg; /* ptr to reply msg */
|
|
wait_queue_head_t wait_object; /* wait object for vq reqs */
|
|
atomic_t reply_ready; /* set when reply is ready */
|
|
atomic_t refcnt; /* used to cancel WRs... */
|
|
int event;
|
|
struct iw_cm_id *cm_id;
|
|
struct c2_qp *qp;
|
|
};
|
|
|
|
extern int vq_init(struct c2_dev *c2dev);
|
|
extern void vq_term(struct c2_dev *c2dev);
|
|
|
|
extern struct c2_vq_req *vq_req_alloc(struct c2_dev *c2dev);
|
|
extern void vq_req_free(struct c2_dev *c2dev, struct c2_vq_req *req);
|
|
extern void vq_req_get(struct c2_dev *c2dev, struct c2_vq_req *req);
|
|
extern void vq_req_put(struct c2_dev *c2dev, struct c2_vq_req *req);
|
|
extern int vq_send_wr(struct c2_dev *c2dev, union c2wr * wr);
|
|
|
|
extern void *vq_repbuf_alloc(struct c2_dev *c2dev);
|
|
extern void vq_repbuf_free(struct c2_dev *c2dev, void *reply);
|
|
|
|
extern int vq_wait_for_reply(struct c2_dev *c2dev, struct c2_vq_req *req);
|
|
#endif /* _C2_VQ_H_ */
|