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--- old/usr/src/uts/common/sys/aggr_impl.h
+++ new/usr/src/uts/common/sys/aggr_impl.h
1 1 /*
2 2 * CDDL HEADER START
3 3 *
4 4 * The contents of this file are subject to the terms of the
5 5 * Common Development and Distribution License (the "License").
6 6 * You may not use this file except in compliance with the License.
7 7 *
8 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 9 * or http://www.opensolaris.org/os/licensing.
10 10 * See the License for the specific language governing permissions
11 11 * and limitations under the License.
12 12 *
13 13 * When distributing Covered Code, include this CDDL HEADER in each
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14 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 15 * If applicable, add the following below this CDDL HEADER, with the
16 16 * fields enclosed by brackets "[]" replaced with your own identifying
17 17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 18 *
19 19 * CDDL HEADER END
20 20 */
21 21 /*
22 22 * Copyright 2010 Sun Microsystems, Inc. All rights reserved.
23 23 * Use is subject to license terms.
24 + * Copyright 2012 OmniTI Computer Consulting, Inc All rights reserved.
24 25 */
25 26
26 27 #ifndef _SYS_AGGR_IMPL_H
27 28 #define _SYS_AGGR_IMPL_H
28 29
29 30 #include <sys/types.h>
30 31 #include <sys/cred.h>
31 32 #include <sys/mac_ether.h>
32 33 #include <sys/mac_provider.h>
33 34 #include <sys/mac_client.h>
34 35 #include <sys/mac_client_priv.h>
35 36 #include <sys/aggr_lacp.h>
36 37
37 38 #ifdef __cplusplus
38 39 extern "C" {
39 40 #endif
40 41
41 42 #ifdef _KERNEL
42 43
43 44 #define AGGR_MINOR_CTL 1 /* control interface minor */
44 45
45 46 /* flags for aggr_grp_modify() */
46 47 #define AGGR_MODIFY_POLICY 0x01
47 48 #define AGGR_MODIFY_MAC 0x02
48 49 #define AGGR_MODIFY_LACP_MODE 0x04
49 50 #define AGGR_MODIFY_LACP_TIMER 0x08
50 51
51 52 /*
52 53 * Possible value of aggr_rseudo_rx_ring_t.arr_flags. Set when the ring entry
53 54 * in the pseudo RX group is used.
54 55 */
55 56 #define MAC_PSEUDO_RING_INUSE 0x01
56 57
57 58 typedef struct aggr_unicst_addr_s {
58 59 uint8_t aua_addr[ETHERADDRL];
59 60 struct aggr_unicst_addr_s *aua_next;
60 61 } aggr_unicst_addr_t;
61 62
62 63 typedef struct aggr_pseudo_rx_ring_s {
63 64 mac_ring_handle_t arr_rh; /* filled in by aggr_fill_ring() */
64 65 struct aggr_port_s *arr_port;
65 66 mac_ring_handle_t arr_hw_rh;
66 67 uint_t arr_flags;
67 68 uint64_t arr_gen;
68 69 } aggr_pseudo_rx_ring_t;
69 70
70 71 typedef struct aggr_pseudo_rx_group_s {
71 72 struct aggr_grp_s *arg_grp; /* filled in by aggr_fill_group() */
72 73 mac_group_handle_t arg_gh; /* filled in by aggr_fill_group() */
73 74 aggr_unicst_addr_t *arg_macaddr;
74 75 aggr_pseudo_rx_ring_t arg_rings[MAX_RINGS_PER_GROUP];
75 76 uint_t arg_ring_cnt;
76 77 } aggr_pseudo_rx_group_t;
77 78
78 79 typedef struct aggr_pseudo_tx_ring_s {
79 80 mac_ring_handle_t atr_rh; /* filled in by aggr_fill_ring() */
80 81 struct aggr_port_s *atr_port;
81 82 mac_ring_handle_t atr_hw_rh;
82 83 uint_t atr_flags;
83 84 } aggr_pseudo_tx_ring_t;
84 85
85 86 typedef struct aggr_pseudo_tx_group_s {
86 87 mac_group_handle_t atg_gh; /* filled in by aggr_fill_group() */
87 88 uint_t atg_ring_cnt;
88 89 aggr_pseudo_tx_ring_t atg_rings[MAX_RINGS_PER_GROUP];
89 90 } aggr_pseudo_tx_group_t;
90 91
91 92 /*
92 93 * A link aggregation MAC port.
93 94 * Note that lp_next is protected by the lg_lock of the group the
94 95 * port is part of.
95 96 */
96 97 typedef struct aggr_port_s {
97 98 struct aggr_port_s *lp_next;
98 99 struct aggr_grp_s *lp_grp; /* back ptr to group */
99 100 datalink_id_t lp_linkid;
100 101 uint16_t lp_portid;
101 102 uint8_t lp_addr[ETHERADDRL]; /* port MAC address */
102 103 uint32_t lp_refs; /* refcount */
103 104 aggr_port_state_t lp_state;
104 105 uint32_t lp_started : 1,
105 106 lp_tx_enabled : 1,
106 107 lp_collector_enabled : 1,
107 108 lp_promisc_on : 1,
108 109 lp_no_link_update : 1,
109 110 lp_rx_grp_added : 1,
110 111 lp_tx_grp_added : 1,
111 112 lp_closing : 1,
112 113 lp_pad_bits : 24;
113 114 mac_handle_t lp_mh;
114 115 mac_client_handle_t lp_mch;
115 116 const mac_info_t *lp_mip;
116 117 mac_notify_handle_t lp_mnh;
117 118 uint_t lp_tx_idx; /* idx in group's tx array */
118 119 uint64_t lp_ifspeed;
119 120 link_state_t lp_link_state;
120 121 link_duplex_t lp_link_duplex;
121 122 uint64_t lp_stat[MAC_NSTAT];
122 123 uint64_t lp_ether_stat[ETHER_NSTAT];
123 124 aggr_lacp_port_t lp_lacp; /* LACP state */
124 125 lacp_stats_t lp_lacp_stats;
125 126 uint32_t lp_margin;
126 127 mac_promisc_handle_t lp_mphp;
127 128 mac_unicast_handle_t lp_mah;
128 129
129 130 /* List of non-primary addresses that requires promiscous mode set */
130 131 aggr_unicst_addr_t *lp_prom_addr;
131 132 /* handle of the underlying HW RX group */
132 133 mac_group_handle_t lp_hwgh;
133 134 int lp_tx_ring_cnt;
134 135 /* handles of the underlying HW TX rings */
135 136 mac_ring_handle_t *lp_tx_rings;
136 137 /*
137 138 * Handles of the pseudo TX rings. Each of them maps to
138 139 * corresponding hardware TX ring in lp_tx_rings[]. A
139 140 * pseudo TX ring is presented to aggr primary mac
140 141 * client even when underlying NIC has no TX ring.
141 142 */
142 143 mac_ring_handle_t *lp_pseudo_tx_rings;
143 144 void *lp_tx_notify_mh;
144 145 } aggr_port_t;
145 146
146 147 /*
147 148 * A link aggregation group.
148 149 *
149 150 * The following per-group flags are defined:
150 151 *
151 152 * - lg_addr_fixed: set when the MAC address has been explicitely set
152 153 * when the group was created, or by a m_unicst_set() request.
153 154 * If this flag is not set, the MAC address of the group will be
154 155 * set to the first port that is added to the group.
155 156 *
156 157 * - lg_add_set: used only when lg_addr_fixed is not set. Captures whether
157 158 * the MAC address was initialized according to the members of the group.
158 159 * When set, the lg_port field points to the port from which the
159 160 * MAC address was initialized.
160 161 *
161 162 */
162 163 typedef struct aggr_grp_s {
163 164 datalink_id_t lg_linkid;
164 165 uint16_t lg_key; /* key (group port number) */
165 166 uint32_t lg_refs; /* refcount */
166 167 uint16_t lg_nports; /* number of MAC ports */
167 168 uint8_t lg_addr[ETHERADDRL]; /* group MAC address */
168 169 uint16_t
169 170 lg_closing : 1,
170 171 lg_addr_fixed : 1, /* fixed MAC address? */
171 172 lg_started : 1, /* group started? */
172 173 lg_promisc : 1, /* in promiscuous mode? */
173 174 lg_zcopy : 1,
174 175 lg_vlan : 1,
175 176 lg_force : 1,
176 177 lg_lso : 1,
177 178 lg_pad_bits : 8;
178 179 aggr_port_t *lg_ports; /* list of configured ports */
179 180 aggr_port_t *lg_mac_addr_port;
180 181 mac_handle_t lg_mh;
181 182 zoneid_t lg_zoneid;
182 183 uint_t lg_nattached_ports;
183 184 krwlock_t lg_tx_lock;
184 185 uint_t lg_ntx_ports;
185 186 aggr_port_t **lg_tx_ports; /* array of tx ports */
186 187 uint_t lg_tx_ports_size; /* size of lg_tx_ports */
187 188 uint32_t lg_tx_policy; /* outbound policy */
188 189 uint8_t lg_mac_tx_policy;
189 190 uint64_t lg_ifspeed;
190 191 link_state_t lg_link_state;
191 192 link_duplex_t lg_link_duplex;
192 193 uint64_t lg_stat[MAC_NSTAT];
193 194 uint64_t lg_ether_stat[ETHER_NSTAT];
194 195 aggr_lacp_mode_t lg_lacp_mode; /* off, active, or passive */
195 196 Agg_t aggr; /* 802.3ad data */
196 197 uint32_t lg_hcksum_txflags;
197 198 uint_t lg_max_sdu;
198 199 uint32_t lg_margin;
199 200 mac_capab_lso_t lg_cap_lso;
200 201
201 202 /*
202 203 * The following fields are used by the LACP packets processing.
203 204 * Specifically, as the LACP packets processing is not performance
204 205 * critical, all LACP packets will be handled by a dedicated thread
205 206 * instead of in the mac_rx() call. This is to avoid the dead lock
206 207 * with mac_unicast_remove(), which holding the mac perimeter of the
207 208 * aggr, and wait for the mr_refcnt of the RX ring to drop to zero.
208 209 */
209 210 kmutex_t lg_lacp_lock;
210 211 kcondvar_t lg_lacp_cv;
211 212 mblk_t *lg_lacp_head;
212 213 mblk_t *lg_lacp_tail;
213 214 kthread_t *lg_lacp_rx_thread;
214 215 boolean_t lg_lacp_done;
215 216
216 217 aggr_pseudo_rx_group_t lg_rx_group;
217 218 aggr_pseudo_tx_group_t lg_tx_group;
218 219
219 220 kmutex_t lg_tx_flowctl_lock;
220 221 kcondvar_t lg_tx_flowctl_cv;
221 222 uint_t lg_tx_blocked_cnt;
222 223 mac_ring_handle_t *lg_tx_blocked_rings;
223 224 kthread_t *lg_tx_notify_thread;
224 225 boolean_t lg_tx_notify_done;
225 226
226 227 /*
227 228 * The following fields are used by aggr to wait for all the
228 229 * aggr_port_notify_cb() and aggr_port_timer_thread() to finish
229 230 * before it calls mac_unregister() when the aggr is deleted.
230 231 */
231 232 kmutex_t lg_port_lock;
232 233 kcondvar_t lg_port_cv;
233 234 int lg_port_ref;
234 235 } aggr_grp_t;
235 236
236 237 #define AGGR_GRP_REFHOLD(grp) { \
237 238 atomic_add_32(&(grp)->lg_refs, 1); \
238 239 ASSERT((grp)->lg_refs != 0); \
239 240 }
240 241
241 242 #define AGGR_GRP_REFRELE(grp) { \
242 243 ASSERT((grp)->lg_refs != 0); \
243 244 membar_exit(); \
244 245 if (atomic_add_32_nv(&(grp)->lg_refs, -1) == 0) \
245 246 aggr_grp_free(grp); \
246 247 }
247 248
248 249 #define AGGR_PORT_REFHOLD(port) { \
249 250 atomic_add_32(&(port)->lp_refs, 1); \
250 251 ASSERT((port)->lp_refs != 0); \
251 252 }
252 253
253 254 #define AGGR_PORT_REFRELE(port) { \
254 255 ASSERT((port)->lp_refs != 0); \
255 256 membar_exit(); \
256 257 if (atomic_add_32_nv(&(port)->lp_refs, -1) == 0) \
257 258 aggr_port_free(port); \
258 259 }
259 260
260 261 extern dev_info_t *aggr_dip;
261 262 extern int aggr_ioc_init(void);
262 263 extern void aggr_ioc_fini(void);
263 264
264 265 typedef int (*aggr_grp_info_new_grp_fn_t)(void *, datalink_id_t, uint32_t,
265 266 uchar_t *, boolean_t, boolean_t, uint32_t, uint32_t, aggr_lacp_mode_t,
266 267 aggr_lacp_timer_t);
267 268 typedef int (*aggr_grp_info_new_port_fn_t)(void *, datalink_id_t, uchar_t *,
268 269 aggr_port_state_t, aggr_lacp_state_t *);
269 270
270 271 extern void aggr_grp_init(void);
271 272 extern void aggr_grp_fini(void);
272 273 extern int aggr_grp_create(datalink_id_t, uint32_t, uint_t, laioc_port_t *,
273 274 uint32_t, boolean_t, boolean_t, uchar_t *, aggr_lacp_mode_t,
274 275 aggr_lacp_timer_t, cred_t *);
275 276 extern int aggr_grp_delete(datalink_id_t, cred_t *);
276 277 extern void aggr_grp_free(aggr_grp_t *);
277 278
278 279 extern int aggr_grp_info(datalink_id_t, void *, aggr_grp_info_new_grp_fn_t,
279 280 aggr_grp_info_new_port_fn_t, cred_t *);
280 281 extern void aggr_grp_notify(aggr_grp_t *, uint32_t);
281 282 extern boolean_t aggr_grp_attach_port(aggr_grp_t *, aggr_port_t *);
282 283 extern boolean_t aggr_grp_detach_port(aggr_grp_t *, aggr_port_t *);
283 284 extern void aggr_grp_port_mac_changed(aggr_grp_t *, aggr_port_t *,
284 285 boolean_t *, boolean_t *);
285 286 extern int aggr_grp_add_ports(datalink_id_t, uint_t, boolean_t,
286 287 laioc_port_t *);
287 288 extern int aggr_grp_rem_ports(datalink_id_t, uint_t, laioc_port_t *);
288 289 extern boolean_t aggr_grp_update_ports_mac(aggr_grp_t *);
289 290 extern int aggr_grp_modify(datalink_id_t, uint8_t, uint32_t, boolean_t,
290 291 const uchar_t *, aggr_lacp_mode_t, aggr_lacp_timer_t);
291 292 extern void aggr_grp_multicst_port(aggr_port_t *, boolean_t);
292 293 extern uint_t aggr_grp_count(void);
293 294
294 295 extern void aggr_port_init(void);
295 296 extern void aggr_port_fini(void);
296 297 extern int aggr_port_create(aggr_grp_t *, const datalink_id_t, boolean_t,
297 298 aggr_port_t **);
298 299 extern void aggr_port_delete(aggr_port_t *);
299 300 extern void aggr_port_free(aggr_port_t *);
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300 301 extern int aggr_port_start(aggr_port_t *);
301 302 extern void aggr_port_stop(aggr_port_t *);
302 303 extern int aggr_port_promisc(aggr_port_t *, boolean_t);
303 304 extern int aggr_port_unicst(aggr_port_t *);
304 305 extern int aggr_port_multicst(void *, boolean_t, const uint8_t *);
305 306 extern uint64_t aggr_port_stat(aggr_port_t *, uint_t);
306 307 extern boolean_t aggr_port_notify_link(aggr_grp_t *, aggr_port_t *);
307 308 extern void aggr_port_init_callbacks(aggr_port_t *);
308 309
309 310 extern void aggr_recv_cb(void *, mac_resource_handle_t, mblk_t *, boolean_t);
311 +extern void aggr_recv_promisc_cb(void *, mac_resource_handle_t, mblk_t *,
312 + boolean_t);
310 313
311 314 extern void aggr_tx_ring_update(void *, uintptr_t);
312 315 extern void aggr_tx_notify_thread(void *);
313 316 extern void aggr_send_port_enable(aggr_port_t *);
314 317 extern void aggr_send_port_disable(aggr_port_t *);
315 318 extern void aggr_send_update_policy(aggr_grp_t *, uint32_t);
316 319
317 320 extern void aggr_lacp_init(void);
318 321 extern void aggr_lacp_fini(void);
319 322 extern void aggr_lacp_init_port(aggr_port_t *);
320 323 extern void aggr_lacp_init_grp(aggr_grp_t *);
321 324 extern void aggr_lacp_set_mode(aggr_grp_t *, aggr_lacp_mode_t,
322 325 aggr_lacp_timer_t);
323 326 extern void aggr_lacp_update_mode(aggr_grp_t *, aggr_lacp_mode_t);
324 327 extern void aggr_lacp_update_timer(aggr_grp_t *, aggr_lacp_timer_t);
325 328 extern void aggr_lacp_rx_enqueue(aggr_port_t *, mblk_t *);
326 329 extern void aggr_lacp_port_attached(aggr_port_t *);
327 330 extern void aggr_lacp_port_detached(aggr_port_t *);
328 331 extern void aggr_port_lacp_set_mode(aggr_grp_t *, aggr_port_t *);
329 332
330 333 extern void aggr_lacp_rx_thread(void *);
331 334 extern void aggr_recv_lacp(aggr_port_t *, mac_resource_handle_t, mblk_t *);
332 335
333 336 extern void aggr_grp_port_hold(aggr_port_t *);
334 337 extern void aggr_grp_port_rele(aggr_port_t *);
335 338 extern void aggr_grp_port_wait(aggr_grp_t *);
336 339
337 340 extern int aggr_port_addmac(aggr_port_t *, const uint8_t *);
338 341 extern void aggr_port_remmac(aggr_port_t *, const uint8_t *);
339 342
340 343 extern mblk_t *aggr_ring_tx(void *, mblk_t *);
341 344 extern mblk_t *aggr_find_tx_ring(void *, mblk_t *,
342 345 uintptr_t, mac_ring_handle_t *);
343 346
344 347 #endif /* _KERNEL */
345 348
346 349 #ifdef __cplusplus
347 350 }
348 351 #endif
349 352
350 353 #endif /* _SYS_AGGR_IMPL_H */
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