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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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f94b533d09
Add a driver for the Ammasso 1100 gigabit ethernet RNIC. Signed-off-by: Tom Tucker <tom@opengridcomputing.com> Signed-off-by: Steve Wise <swise@opengridcomputing.com> Signed-off-by: Roland Dreier <rolandd@cisco.com>
64 lines
2.5 KiB
C
64 lines
2.5 KiB
C
/*
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* Copyright (c) 2005 Ammasso, Inc. All rights reserved.
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* Copyright (c) 2005 Open Grid Computing, 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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* OpenIB.org 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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#ifndef _C2_VQ_H_
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#define _C2_VQ_H_
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#include <linux/sched.h>
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#include "c2.h"
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#include "c2_wr.h"
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#include "c2_provider.h"
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struct c2_vq_req {
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u64 reply_msg; /* ptr to reply msg */
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wait_queue_head_t wait_object; /* wait object for vq reqs */
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atomic_t reply_ready; /* set when reply is ready */
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atomic_t refcnt; /* used to cancel WRs... */
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int event;
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struct iw_cm_id *cm_id;
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struct c2_qp *qp;
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};
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extern int vq_init(struct c2_dev *c2dev);
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extern void vq_term(struct c2_dev *c2dev);
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extern struct c2_vq_req *vq_req_alloc(struct c2_dev *c2dev);
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extern void vq_req_free(struct c2_dev *c2dev, struct c2_vq_req *req);
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extern void vq_req_get(struct c2_dev *c2dev, struct c2_vq_req *req);
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extern void vq_req_put(struct c2_dev *c2dev, struct c2_vq_req *req);
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extern int vq_send_wr(struct c2_dev *c2dev, union c2wr * wr);
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extern void *vq_repbuf_alloc(struct c2_dev *c2dev);
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extern void vq_repbuf_free(struct c2_dev *c2dev, void *reply);
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extern int vq_wait_for_reply(struct c2_dev *c2dev, struct c2_vq_req *req);
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#endif /* _C2_VQ_H_ */
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