cris: add arch/cris/include/asm/serial.h
[linux-2.6/next.git] / drivers / net / cxgb3 / cxgb3_defs.h
blob920d918ed193256c0f218216304779abb092ef3d
1 /*
2 * Copyright (c) 2006-2008 Chelsio, Inc. All rights reserved.
4 * This software is available to you under a choice of one of two
5 * licenses. You may choose to be licensed under the terms of the GNU
6 * General Public License (GPL) Version 2, available from the file
7 * COPYING in the main directory of this source tree, or the
8 * OpenIB.org BSD license below:
10 * Redistribution and use in source and binary forms, with or
11 * without modification, are permitted provided that the following
12 * conditions are met:
14 * - Redistributions of source code must retain the above
15 * copyright notice, this list of conditions and the following
16 * disclaimer.
18 * - Redistributions in binary form must reproduce the above
19 * copyright notice, this list of conditions and the following
20 * disclaimer in the documentation and/or other materials
21 * provided with the distribution.
23 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
24 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
25 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
26 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
27 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
28 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
29 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
30 * SOFTWARE.
32 #ifndef _CHELSIO_DEFS_H
33 #define _CHELSIO_DEFS_H
35 #include <linux/skbuff.h>
36 #include <net/tcp.h>
38 #include "t3cdev.h"
40 #include "cxgb3_offload.h"
42 #define VALIDATE_TID 1
44 void *cxgb_alloc_mem(unsigned long size);
45 void cxgb_free_mem(void *addr);
48 * Map an ATID or STID to their entries in the corresponding TID tables.
50 static inline union active_open_entry *atid2entry(const struct tid_info *t,
51 unsigned int atid)
53 return &t->atid_tab[atid - t->atid_base];
56 static inline union listen_entry *stid2entry(const struct tid_info *t,
57 unsigned int stid)
59 return &t->stid_tab[stid - t->stid_base];
63 * Find the connection corresponding to a TID.
65 static inline struct t3c_tid_entry *lookup_tid(const struct tid_info *t,
66 unsigned int tid)
68 struct t3c_tid_entry *t3c_tid = tid < t->ntids ?
69 &(t->tid_tab[tid]) : NULL;
71 return (t3c_tid && t3c_tid->client) ? t3c_tid : NULL;
75 * Find the connection corresponding to a server TID.
77 static inline struct t3c_tid_entry *lookup_stid(const struct tid_info *t,
78 unsigned int tid)
80 union listen_entry *e;
82 if (tid < t->stid_base || tid >= t->stid_base + t->nstids)
83 return NULL;
85 e = stid2entry(t, tid);
86 if ((void *)e->next >= (void *)t->tid_tab &&
87 (void *)e->next < (void *)&t->atid_tab[t->natids])
88 return NULL;
90 return &e->t3c_tid;
94 * Find the connection corresponding to an active-open TID.
96 static inline struct t3c_tid_entry *lookup_atid(const struct tid_info *t,
97 unsigned int tid)
99 union active_open_entry *e;
101 if (tid < t->atid_base || tid >= t->atid_base + t->natids)
102 return NULL;
104 e = atid2entry(t, tid);
105 if ((void *)e->next >= (void *)t->tid_tab &&
106 (void *)e->next < (void *)&t->atid_tab[t->natids])
107 return NULL;
109 return &e->t3c_tid;
112 int attach_t3cdev(struct t3cdev *dev);
113 void detach_t3cdev(struct t3cdev *dev);
114 #endif