diff options
Diffstat (limited to 'drivers/net/cxgb3/cxgb3_defs.h')
-rw-r--r-- | drivers/net/cxgb3/cxgb3_defs.h | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/drivers/net/cxgb3/cxgb3_defs.h b/drivers/net/cxgb3/cxgb3_defs.h new file mode 100644 index 00000000000..16e004990c5 --- /dev/null +++ b/drivers/net/cxgb3/cxgb3_defs.h @@ -0,0 +1,99 @@ +/* + * Copyright (c) 2006-2007 Chelsio, Inc. All rights reserved. + * Copyright (c) 2006-2007 Open Grid Computing, 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 |