37 static unsigned int clip_addr_hash(struct clip_tbl *ctbl, const u32 *addr,  in clip_addr_hash()  argument
40 	return v6 ? ipv6_clip_hash(ctbl, addr) :  in clip_addr_hash()
41 			ipv4_clip_hash(ctbl, addr);  in clip_addr_hash()
77 	struct clip_tbl *ctbl = adap->clipt;  in cxgb4_clip_get()  local
83 	if (!ctbl)  in cxgb4_clip_get()
86 	hash = clip_addr_hash(ctbl, addr, v6);  in cxgb4_clip_get()
88 	read_lock_bh(&ctbl->lock);  in cxgb4_clip_get()
89 	list_for_each_entry(cte, &ctbl->hash_list[hash], list) {  in cxgb4_clip_get()
98 			read_unlock_bh(&ctbl->lock);  in cxgb4_clip_get()
103 	read_unlock_bh(&ctbl->lock);  in cxgb4_clip_get()
105 	write_lock_bh(&ctbl->lock);  in cxgb4_clip_get()
106 	if (!list_empty(&ctbl->ce_free_head)) {  in cxgb4_clip_get()
107 		ce = list_first_entry(&ctbl->ce_free_head,  in cxgb4_clip_get()
113 		atomic_dec(&ctbl->nfree);  in cxgb4_clip_get()
114 		list_add_tail(&ce->list, &ctbl->hash_list[hash]);  in cxgb4_clip_get()
121 				write_unlock_bh(&ctbl->lock);  in cxgb4_clip_get()
135 		write_unlock_bh(&ctbl->lock);  in cxgb4_clip_get()
141 	write_unlock_bh(&ctbl->lock);  in cxgb4_clip_get()
150 	struct clip_tbl *ctbl = adap->clipt;  in cxgb4_clip_release()  local
156 	if (!ctbl)  in cxgb4_clip_release()
159 	hash = clip_addr_hash(ctbl, addr, v6);  in cxgb4_clip_release()
161 	read_lock_bh(&ctbl->lock);  in cxgb4_clip_release()
162 	list_for_each_entry(cte, &ctbl->hash_list[hash], list) {  in cxgb4_clip_release()
171 			read_unlock_bh(&ctbl->lock);  in cxgb4_clip_release()
175 	read_unlock_bh(&ctbl->lock);  in cxgb4_clip_release()
179 	write_lock_bh(&ctbl->lock);  in cxgb4_clip_release()
184 		list_add_tail(&ce->list, &ctbl->ce_free_head);  in cxgb4_clip_release()
185 		atomic_inc(&ctbl->nfree);  in cxgb4_clip_release()
190 	write_unlock_bh(&ctbl->lock);  in cxgb4_clip_release()
255 	struct clip_tbl *ctbl = adapter->clipt;  in clip_tbl_show()  local
260 	read_lock_bh(&ctbl->lock);  in clip_tbl_show()
263 	for (i = 0 ; i < ctbl->clipt_size;  ++i) {  in clip_tbl_show()
264 		list_for_each_entry(ce, &ctbl->hash_list[i], list) {  in clip_tbl_show()
271 	seq_printf(seq, "Free clip entries : %d\n", atomic_read(&ctbl->nfree));  in clip_tbl_show()
273 	read_unlock_bh(&ctbl->lock);  in clip_tbl_show()
282 	struct clip_tbl *ctbl;  in t4_init_clip_tbl()  local
292 	ctbl = kvzalloc(sizeof(*ctbl) +  in t4_init_clip_tbl()
294 	if (!ctbl)  in t4_init_clip_tbl()
297 	ctbl->clipt_start = clipt_start;  in t4_init_clip_tbl()
298 	ctbl->clipt_size = clipt_size;  in t4_init_clip_tbl()
299 	INIT_LIST_HEAD(&ctbl->ce_free_head);  in t4_init_clip_tbl()
301 	atomic_set(&ctbl->nfree, clipt_size);  in t4_init_clip_tbl()
302 	rwlock_init(&ctbl->lock);  in t4_init_clip_tbl()
304 	for (i = 0; i < ctbl->clipt_size; ++i)  in t4_init_clip_tbl()
305 		INIT_LIST_HEAD(&ctbl->hash_list[i]);  in t4_init_clip_tbl()
309 		kvfree(ctbl);  in t4_init_clip_tbl()
312 	ctbl->cl_list = (void *)cl_list;  in t4_init_clip_tbl()
316 		list_add_tail(&cl_list[i].list, &ctbl->ce_free_head);  in t4_init_clip_tbl()
319 	return ctbl;  in t4_init_clip_tbl()
324 	struct clip_tbl *ctbl = adap->clipt;  in t4_cleanup_clip_tbl()  local
326 	if (ctbl) {  in t4_cleanup_clip_tbl()
327 		if (ctbl->cl_list)  in t4_cleanup_clip_tbl()
328 			kvfree(ctbl->cl_list);  in t4_cleanup_clip_tbl()
329 		kvfree(ctbl);  in t4_cleanup_clip_tbl()