1*4882a593Smuzhiyun /* 2*4882a593Smuzhiyun * This file is part of the Chelsio T4 Ethernet driver for Linux. 3*4882a593Smuzhiyun * Copyright (C) 2003-2014 Chelsio Communications. All rights reserved. 4*4882a593Smuzhiyun * 5*4882a593Smuzhiyun * Written by Deepak (deepak.s@chelsio.com) 6*4882a593Smuzhiyun * 7*4882a593Smuzhiyun * This program is distributed in the hope that it will be useful, but WITHOUT 8*4882a593Smuzhiyun * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 9*4882a593Smuzhiyun * FITNESS FOR A PARTICULAR PURPOSE. See the LICENSE file included in this 10*4882a593Smuzhiyun * release for licensing terms and conditions. 11*4882a593Smuzhiyun */ 12*4882a593Smuzhiyun 13*4882a593Smuzhiyun #include <linux/refcount.h> 14*4882a593Smuzhiyun 15*4882a593Smuzhiyun struct clip_entry { 16*4882a593Smuzhiyun spinlock_t lock; /* Hold while modifying clip reference */ 17*4882a593Smuzhiyun refcount_t refcnt; 18*4882a593Smuzhiyun struct list_head list; 19*4882a593Smuzhiyun union { 20*4882a593Smuzhiyun struct sockaddr_in addr; 21*4882a593Smuzhiyun struct sockaddr_in6 addr6; 22*4882a593Smuzhiyun }; 23*4882a593Smuzhiyun }; 24*4882a593Smuzhiyun 25*4882a593Smuzhiyun struct clip_tbl { 26*4882a593Smuzhiyun unsigned int clipt_start; 27*4882a593Smuzhiyun unsigned int clipt_size; 28*4882a593Smuzhiyun rwlock_t lock; 29*4882a593Smuzhiyun atomic_t nfree; 30*4882a593Smuzhiyun struct list_head ce_free_head; 31*4882a593Smuzhiyun void *cl_list; 32*4882a593Smuzhiyun struct list_head hash_list[]; 33*4882a593Smuzhiyun }; 34*4882a593Smuzhiyun 35*4882a593Smuzhiyun enum { 36*4882a593Smuzhiyun CLIPT_MIN_HASH_BUCKETS = 2, 37*4882a593Smuzhiyun }; 38*4882a593Smuzhiyun 39*4882a593Smuzhiyun struct clip_tbl *t4_init_clip_tbl(unsigned int clipt_start, 40*4882a593Smuzhiyun unsigned int clipt_end); 41*4882a593Smuzhiyun int cxgb4_clip_get(const struct net_device *dev, const u32 *lip, u8 v6); 42*4882a593Smuzhiyun void cxgb4_clip_release(const struct net_device *dev, const u32 *lip, u8 v6); 43*4882a593Smuzhiyun int clip_tbl_show(struct seq_file *seq, void *v); 44*4882a593Smuzhiyun int cxgb4_update_root_dev_clip(struct net_device *dev); 45*4882a593Smuzhiyun void t4_cleanup_clip_tbl(struct adapter *adap); 46