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adapter.h
(39.49 KB)
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common
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crypto
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cudbg
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cxgbei
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firmware
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if_cc.c
(1.74 KB)
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if_ccv.c
(1.75 KB)
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if_cxl.c
(1.75 KB)
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if_cxlv.c
(1.76 KB)
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iw_cxgbe
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offload.h
(6.61 KB)
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osdep.h
(4.59 KB)
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t4_clip.c
(9.9 KB)
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t4_clip.h
(1.96 KB)
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t4_filter.c
(50.96 KB)
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t4_if.m
(2.41 KB)
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t4_ioctl.h
(13.45 KB)
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t4_iov.c
(11.03 KB)
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t4_l2t.c
(12.04 KB)
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t4_l2t.h
(4.45 KB)
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t4_main.c
(307.85 KB)
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t4_mp_ring.c
(15.08 KB)
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t4_mp_ring.h
(2.64 KB)
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t4_netmap.c
(41.64 KB)
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t4_sched.c
(23.16 KB)
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t4_sge.c
(169.53 KB)
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t4_smt.c
(8.67 KB)
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t4_smt.h
(2.96 KB)
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t4_tracer.c
(12.29 KB)
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t4_vf.c
(25.87 KB)
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tom
Editing: t4_smt.h
/*- * SPDX-License-Identifier: BSD-2-Clause-FreeBSD * * Copyright (c) 2018 Chelsio Communications, Inc. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. 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. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * $FreeBSD$ * */ #ifndef __T4_SMT_H #define __T4_SMT_H /* identifies sync vs async SMT_WRITE_REQs */ #define S_SYNC_WR 12 #define V_SYNC_WR(x) ((x) << S_SYNC_WR) #define F_SYNC_WR V_SYNC_WR(1) enum { SMT_SIZE = 256 }; /* # of SMT entries */ enum { SMT_STATE_SWITCHING, /* entry is being used by a switching filter */ SMT_STATE_UNUSED, /* entry not in use */ SMT_STATE_ERROR /* entry is in error state */ }; struct smt_entry { uint16_t state; /* entry state */ uint16_t idx; /* entry index */ uint32_t iqid; /* iqid for reply to write_sme */ struct sge_wrq *wrq; /* queue to use for write_sme */ uint16_t pfvf; /* pfvf number */ volatile int refcnt; /* entry reference count */ uint8_t smac[ETHER_ADDR_LEN]; /* source MAC address */ struct mtx lock; }; struct smt_data { struct rwlock lock; u_int smt_size; struct smt_entry smtab[]; }; int t4_init_smt(struct adapter *, int); int t4_free_smt(struct smt_data *); struct smt_entry *t4_find_or_alloc_sme(struct smt_data *, uint8_t *); struct smt_entry *t4_smt_alloc_switching(struct smt_data *, uint8_t *); int t4_smt_set_switching(struct adapter *, struct smt_entry *, uint16_t, uint8_t *); int t4_write_sme(struct smt_entry *); int do_smt_write_rpl(struct sge_iq *, const struct rss_header *, struct mbuf *); static inline void t4_smt_release(struct smt_entry *e) { MPASS(e != NULL); if (atomic_fetchadd_int(&e->refcnt, -1) == 1) { mtx_lock(&e->lock); e->state = SMT_STATE_UNUSED; mtx_unlock(&e->lock); } } int sysctl_smt(SYSCTL_HANDLER_ARGS); #endif /* __T4_SMT_H */
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