1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
|
/*
* Copyright (c) 2006-2007 Chelsio, 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 _CHELSIO_DEFS_H
#define _CHELSIO_DEFS_H
#include <linux/skbuff.h>
#include <net/tcp.h>
#include "t3cdev.h"
#include "cxgb3_offload.h"
#define VALIDATE_TID 1
void *cxgb_alloc_mem(unsigned long size);
void cxgb_free_mem(void *addr);
void cxgb_neigh_update(struct neighbour *neigh);
void cxgb_redirect(struct dst_entry *old, struct dst_entry *new);
/*
* Map an ATID or STID to their entries in the corresponding TID tables.
*/
static inline union active_open_entry *atid2entry(const struct tid_info *t,
unsigned int atid)
{
return &t->atid_tab[atid - t->atid_base];
}
static inline union listen_entry *stid2entry(const struct tid_info *t,
unsigned int stid)
{
return &t->stid_tab[stid - t->stid_base];
}
/*
* Find the connection corresponding to a TID.
*/
static inline struct t3c_tid_entry *lookup_tid(const struct tid_info *t,
unsigned int tid)
{
return tid < t->ntids ? &(t->tid_tab[tid]) : NULL;
}
/*
* Find the connection corresponding to a server TID.
*/
static inline struct t3c_tid_entry *lookup_stid(const struct tid_info *t,
unsigned int tid)
{
if (tid < t->stid_base || tid >= t->stid_base + t->nstids)
return NULL;
return &(stid2entry(t, tid)->t3c_tid);
}
/*
* Find the connection corresponding to an active-open TID.
*/
static inline struct t3c_tid_entry *lookup_atid(const struct tid_info *t,
unsigned int tid)
{
if (tid < t->atid_base || tid >= t->atid_base + t->natids)
return NULL;
return &(atid2entry(t, tid)->t3c_tid);
}
int process_rx(struct t3cdev *dev, struct sk_buff **skbs, int n);
int attach_t3cdev(struct t3cdev *dev);
void detach_t3cdev(struct t3cdev *dev);
#endif
|
