summaryrefslogtreecommitdiffstats
path: root/drivers/net/cxgb4/l2t.h
diff options
context:
space:
mode:
authorJeff Kirsher <jeffrey.t.kirsher@intel.com>2011-04-07 15:57:17 +0200
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>2011-08-11 04:54:52 +0200
commitf7917c009c28c941ba151ee66f04dc7f6a2e1e0b (patch)
tree91cd66b3b846b1113654de2ac31f085d0d7989ba /drivers/net/cxgb4/l2t.h
parentbroadcom: Move the Broadcom drivers (diff)
downloadlinux-f7917c009c28c941ba151ee66f04dc7f6a2e1e0b.tar.xz
linux-f7917c009c28c941ba151ee66f04dc7f6a2e1e0b.zip
chelsio: Move the Chelsio drivers
Moves the drivers for the Chelsio chipsets into drivers/net/ethernet/chelsio/ and the necessary Kconfig and Makefile changes. CC: Divy Le Ray <divy@chelsio.com> CC: Dimitris Michailidis <dm@chelsio.com> CC: Casey Leedom <leedom@chelsio.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/cxgb4/l2t.h')
-rw-r--r--drivers/net/cxgb4/l2t.h107
1 files changed, 0 insertions, 107 deletions
diff --git a/drivers/net/cxgb4/l2t.h b/drivers/net/cxgb4/l2t.h
deleted file mode 100644
index 02b31d0c6410..000000000000
--- a/drivers/net/cxgb4/l2t.h
+++ /dev/null
@@ -1,107 +0,0 @@
-/*
- * This file is part of the Chelsio T4 Ethernet driver for Linux.
- *
- * Copyright (c) 2003-2010 Chelsio Communications, 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 __CXGB4_L2T_H
-#define __CXGB4_L2T_H
-
-#include <linux/spinlock.h>
-#include <linux/if_ether.h>
-#include <linux/atomic.h>
-
-struct adapter;
-struct l2t_data;
-struct neighbour;
-struct net_device;
-struct file_operations;
-struct cpl_l2t_write_rpl;
-
-/*
- * Each L2T entry plays multiple roles. First of all, it keeps state for the
- * corresponding entry of the HW L2 table and maintains a queue of offload
- * packets awaiting address resolution. Second, it is a node of a hash table
- * chain, where the nodes of the chain are linked together through their next
- * pointer. Finally, each node is a bucket of a hash table, pointing to the
- * first element in its chain through its first pointer.
- */
-struct l2t_entry {
- u16 state; /* entry state */
- u16 idx; /* entry index */
- u32 addr[4]; /* next hop IP or IPv6 address */
- int ifindex; /* neighbor's net_device's ifindex */
- struct neighbour *neigh; /* associated neighbour */
- struct l2t_entry *first; /* start of hash chain */
- struct l2t_entry *next; /* next l2t_entry on chain */
- struct sk_buff *arpq_head; /* queue of packets awaiting resolution */
- struct sk_buff *arpq_tail;
- spinlock_t lock;
- atomic_t refcnt; /* entry reference count */
- u16 hash; /* hash bucket the entry is on */
- u16 vlan; /* VLAN TCI (id: bits 0-11, prio: 13-15 */
- u8 v6; /* whether entry is for IPv6 */
- u8 lport; /* associated offload logical interface */
- u8 dmac[ETH_ALEN]; /* neighbour's MAC address */
-};
-
-typedef void (*arp_err_handler_t)(void *handle, struct sk_buff *skb);
-
-/*
- * Callback stored in an skb to handle address resolution failure.
- */
-struct l2t_skb_cb {
- void *handle;
- arp_err_handler_t arp_err_handler;
-};
-
-#define L2T_SKB_CB(skb) ((struct l2t_skb_cb *)(skb)->cb)
-
-static inline void t4_set_arp_err_handler(struct sk_buff *skb, void *handle,
- arp_err_handler_t handler)
-{
- L2T_SKB_CB(skb)->handle = handle;
- L2T_SKB_CB(skb)->arp_err_handler = handler;
-}
-
-void cxgb4_l2t_release(struct l2t_entry *e);
-int cxgb4_l2t_send(struct net_device *dev, struct sk_buff *skb,
- struct l2t_entry *e);
-struct l2t_entry *cxgb4_l2t_get(struct l2t_data *d, struct neighbour *neigh,
- const struct net_device *physdev,
- unsigned int priority);
-
-void t4_l2t_update(struct adapter *adap, struct neighbour *neigh);
-struct l2t_data *t4_init_l2t(void);
-void do_l2t_write_rpl(struct adapter *p, const struct cpl_l2t_write_rpl *rpl);
-
-extern const struct file_operations t4_l2t_fops;
-#endif /* __CXGB4_L2T_H */