66 строки
2.1 KiB
C
66 строки
2.1 KiB
C
/*
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* This file is part of the Chelsio T6 Ethernet driver for Linux.
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*
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* Copyright (c) 2017-2018 Chelsio Communications, 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 __CXGB4_SRQ_H
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#define __CXGB4_SRQ_H
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struct adapter;
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struct cpl_srq_table_rpl;
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#define SRQ_WAIT_TO (HZ * 5)
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struct srq_entry {
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u8 valid;
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u8 idx;
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u8 qlen;
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u16 pdid;
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u16 cur_msn;
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u16 max_msn;
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u32 qbase;
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};
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struct srq_data {
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unsigned int srq_size;
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struct srq_entry *entryp;
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struct completion comp;
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struct mutex lock; /* generic mutex for srq data */
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};
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struct srq_data *t4_init_srq(int srq_size);
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int cxgb4_get_srq_entry(struct net_device *dev,
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int srq_idx, struct srq_entry *entryp);
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void do_srq_table_rpl(struct adapter *adap,
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const struct cpl_srq_table_rpl *rpl);
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#endif /* __CXGB4_SRQ_H */
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