DPDK  16.11.11
rte_eth_bond_8023ad.h
1 /*-
2  * BSD LICENSE
3  *
4  * Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  *
11  * * Redistributions of source code must retain the above copyright
12  * notice, this list of conditions and the following disclaimer.
13  * * Redistributions in binary form must reproduce the above copyright
14  * notice, this list of conditions and the following disclaimer in
15  * the documentation and/or other materials provided with the
16  * distribution.
17  * * Neither the name of Intel Corporation nor the names of its
18  * contributors may be used to endorse or promote products derived
19  * from this software without specific prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
24  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
25  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
26  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
27  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
28  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
29  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
30  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
31  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32  */
33 
34 #ifndef RTE_ETH_BOND_8023AD_H_
35 #define RTE_ETH_BOND_8023AD_H_
36 
37 #include <rte_ether.h>
38 
39 #ifdef __cplusplus
40 extern "C" {
41 #endif
42 
46 #define STATE_LACP_ACTIVE 0x01
47 #define STATE_LACP_SHORT_TIMEOUT 0x02
48 #define STATE_AGGREGATION 0x04
49 #define STATE_SYNCHRONIZATION 0x08
50 #define STATE_COLLECTING 0x10
51 #define STATE_DISTRIBUTING 0x20
52 
53 #define STATE_DEFAULTED 0x40
54 #define STATE_EXPIRED 0x80
55 
56 #define TLV_TYPE_ACTOR_INFORMATION 0x01
57 #define TLV_TYPE_PARTNER_INFORMATION 0x02
58 #define TLV_TYPE_COLLECTOR_INFORMATION 0x03
59 #define TLV_TYPE_TERMINATOR_INFORMATION 0x00
60 
61 #define SLOW_SUBTYPE_LACP 0x01
62 #define SLOW_SUBTYPE_MARKER 0x02
63 
64 #define MARKER_TLV_TYPE_INFO 0x01
65 #define MARKER_TLV_TYPE_RESP 0x02
66 
67 typedef void (*rte_eth_bond_8023ad_ext_slowrx_fn)(uint8_t slave_id,
68  struct rte_mbuf *lacp_pkt);
69 
70 enum rte_bond_8023ad_selection {
71  UNSELECTED,
72  STANDBY,
73  SELECTED
74 };
75 
77 struct slow_protocol {
78  uint8_t subtype;
79  uint8_t reserved_119[119];
80 } __attribute__((__packed__));
81 
84  struct ether_hdr eth_hdr;
85  struct slow_protocol slow_protocol;
86 } __attribute__((__packed__));
87 
88 struct port_params {
89  uint16_t system_priority;
91  struct ether_addr system;
93  uint16_t key;
95  uint16_t port_priority;
97  uint16_t port_number;
99 } __attribute__((__packed__));
100 
101 struct lacpdu_actor_partner_params {
102  uint8_t tlv_type_info;
103  uint8_t info_length;
104  struct port_params port_params;
105  uint8_t state;
106  uint8_t reserved_3[3];
107 } __attribute__((__packed__));
108 
110 struct lacpdu {
111  uint8_t subtype;
112  uint8_t version_number;
113 
114  struct lacpdu_actor_partner_params actor;
115  struct lacpdu_actor_partner_params partner;
116 
117  uint8_t tlv_type_collector_info;
118  uint8_t collector_info_length;
119  uint16_t collector_max_delay;
120  uint8_t reserved_12[12];
121 
122  uint8_t tlv_type_terminator;
123  uint8_t terminator_length;
124  uint8_t reserved_50[50];
125 } __attribute__((__packed__));
126 
129  struct ether_hdr eth_hdr;
130  struct lacpdu lacpdu;
131 } __attribute__((__packed__));
132 
133 struct marker {
134  uint8_t subtype;
135  uint8_t version_number;
136 
137  uint8_t tlv_type_marker;
138  uint8_t info_length;
139  uint16_t requester_port;
140  struct ether_addr requester_system;
141  uint32_t requester_transaction_id;
142  uint8_t reserved_2[2];
143 
144  uint8_t tlv_type_terminator;
145  uint8_t terminator_length;
146  uint8_t reserved_90[90];
147 } __attribute__((__packed__));
148 
149 struct marker_header {
150  struct ether_hdr eth_hdr;
151  struct marker marker;
152 } __attribute__((__packed__));
153 
154 struct rte_eth_bond_8023ad_conf {
155  uint32_t fast_periodic_ms;
156  uint32_t slow_periodic_ms;
157  uint32_t short_timeout_ms;
158  uint32_t long_timeout_ms;
159  uint32_t aggregate_wait_timeout_ms;
160  uint32_t tx_period_ms;
161  uint32_t rx_marker_period_ms;
162  uint32_t update_timeout_ms;
163  rte_eth_bond_8023ad_ext_slowrx_fn slowrx_cb;
164 };
165 
166 struct rte_eth_bond_8023ad_slave_info {
167  enum rte_bond_8023ad_selection selected;
168  uint8_t actor_state;
169  struct port_params actor;
170  uint8_t partner_state;
171  struct port_params partner;
172  uint8_t agg_port_id;
173 };
174 
187 int
188 rte_eth_bond_8023ad_conf_get(uint8_t port_id,
189  struct rte_eth_bond_8023ad_conf *conf);
190 int
191 rte_eth_bond_8023ad_conf_get_v20(uint8_t port_id,
192  struct rte_eth_bond_8023ad_conf *conf);
193 int
194 rte_eth_bond_8023ad_conf_get_v1607(uint8_t port_id,
195  struct rte_eth_bond_8023ad_conf *conf);
196 
208 int
209 rte_eth_bond_8023ad_setup(uint8_t port_id,
210  struct rte_eth_bond_8023ad_conf *conf);
211 int
212 rte_eth_bond_8023ad_setup_v20(uint8_t port_id,
213  struct rte_eth_bond_8023ad_conf *conf);
214 int
215 rte_eth_bond_8023ad_setup_v1607(uint8_t port_id,
216  struct rte_eth_bond_8023ad_conf *conf);
217 
230 int
231 rte_eth_bond_8023ad_slave_info(uint8_t port_id, uint8_t slave_id,
232  struct rte_eth_bond_8023ad_slave_info *conf);
233 
234 #ifdef __cplusplus
235 }
236 #endif
237 
248 int
249 rte_eth_bond_8023ad_ext_collect(uint8_t port_id, uint8_t slave_id, int enabled);
250 
261 int
262 rte_eth_bond_8023ad_ext_collect_get(uint8_t port_id, uint8_t slave_id);
263 
274 int
275 rte_eth_bond_8023ad_ext_distrib(uint8_t port_id, uint8_t slave_id, int enabled);
276 
287 int
288 rte_eth_bond_8023ad_ext_distrib_get(uint8_t port_id, uint8_t slave_id);
289 
301 int
302 rte_eth_bond_8023ad_ext_slowtx(uint8_t port_id, uint8_t slave_id,
303  struct rte_mbuf *lacp_pkt);
304 
305 #endif /* RTE_ETH_BOND_8023AD_H_ */