1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2010-2014 Intel Corporation
5 #ifndef _ETH_BOND_8023AD_PRIVATE_H_
6 #define _ETH_BOND_8023AD_PRIVATE_H_
10 #include <rte_ether.h>
11 #include <rte_byteorder.h>
12 #include <rte_atomic.h>
15 #include "rte_eth_bond_8023ad.h"
17 #define BOND_MODE_8023AX_UPDATE_TIMEOUT_MS 100
18 /** Maximum number of packets to one slave queued in TX ring. */
19 #define BOND_MODE_8023AX_SLAVE_RX_PKTS 3
20 /** Maximum number of LACP packets from one slave queued in TX ring. */
21 #define BOND_MODE_8023AX_SLAVE_TX_PKTS 1
23 * Timeouts deffinitions (5.4.4 in 802.1AX documentation).
25 #define BOND_8023AD_FAST_PERIODIC_MS 900
26 #define BOND_8023AD_SLOW_PERIODIC_MS 29000
27 #define BOND_8023AD_SHORT_TIMEOUT_MS 3000
28 #define BOND_8023AD_LONG_TIMEOUT_MS 90000
29 #define BOND_8023AD_CHURN_DETECTION_TIMEOUT_MS 60000
30 #define BOND_8023AD_AGGREGATE_WAIT_TIMEOUT_MS 2000
31 #define BOND_8023AD_TX_MACHINE_PERIOD_MS 500
32 #define BOND_8023AD_RX_MARKER_PERIOD_MS 2000
35 * Interval of showing warning message from state machines. All messages will
36 * be held (and gathered together) to prevent flooding.
37 * This is no parto of 802.1AX standard.
39 #define BOND_8023AD_WARNINGS_PERIOD_MS 1000
46 #define SM_FLAGS_BEGIN 0x0001
47 #define SM_FLAGS_LACP_ENABLED 0x0002
48 #define SM_FLAGS_ACTOR_CHURN 0x0004
49 #define SM_FLAGS_PARTNER_CHURN 0x0008
50 #define SM_FLAGS_MOVED 0x0100
51 #define SM_FLAGS_PARTNER_SHORT_TIMEOUT 0x0200
52 #define SM_FLAGS_NTT 0x0400
54 #define BOND_LINK_FULL_DUPLEX_KEY 0x01
55 #define BOND_LINK_SPEED_KEY_10M 0x02
56 #define BOND_LINK_SPEED_KEY_100M 0x04
57 #define BOND_LINK_SPEED_KEY_1000M 0x08
58 #define BOND_LINK_SPEED_KEY_10G 0x10
59 #define BOND_LINK_SPEED_KEY_20G 0x11
60 #define BOND_LINK_SPEED_KEY_40G 0x12
62 #define WRN_RX_MARKER_TO_FAST 0x01
63 #define WRN_UNKNOWN_SLOW_TYPE 0x02
64 #define WRN_UNKNOWN_MARKER_TYPE 0x04
65 #define WRN_NOT_LACP_CAPABLE 0x08
66 #define WRN_RX_QUEUE_FULL 0x10
67 #define WRN_TX_QUEUE_FULL 0x20
69 #define CHECK_FLAGS(_variable, _f) ((_variable) & (_f))
70 #define SET_FLAGS(_variable, _f) ((_variable) |= (_f))
71 #define CLEAR_FLAGS(_variable, _f) ((_variable) &= ~(_f))
73 #define SM_FLAG(_p, _f) (!!CHECK_FLAGS((_p)->sm_flags, SM_FLAGS_ ## _f))
74 #define SM_FLAG_SET(_p, _f) SET_FLAGS((_p)->sm_flags, SM_FLAGS_ ## _f)
75 #define SM_FLAG_CLR(_p, _f) CLEAR_FLAGS((_p)->sm_flags, SM_FLAGS_ ## _f)
77 #define ACTOR_STATE(_p, _f) (!!CHECK_FLAGS((_p)->actor_state, STATE_ ## _f))
78 #define ACTOR_STATE_SET(_p, _f) SET_FLAGS((_p)->actor_state, STATE_ ## _f)
79 #define ACTOR_STATE_CLR(_p, _f) CLEAR_FLAGS((_p)->actor_state, STATE_ ## _f)
81 #define PARTNER_STATE(_p, _f) (!!CHECK_FLAGS((_p)->partner_state, STATE_ ## _f))
82 #define PARTNER_STATE_SET(_p, _f) SET_FLAGS((_p)->partner_state, STATE_ ## _f)
83 #define PARTNER_STATE_CLR(_p, _f) CLEAR_FLAGS((_p)->partner_state, STATE_ ## _f)
85 /** Variables associated with each port (5.4.7 in 802.1AX documentation). */
88 * The operational values of the Actor's state parameters. Bitmask
93 /** The operational Actor's port parameters */
94 struct port_params actor;
97 * The operational value of the Actor's view of the current values of
98 * the Partner's state parameters. The Actor sets this variable either
99 * to the value received from the Partner in an LACPDU, or to the value
100 * of Partner_Admin_Port_State. Bitmask of port states.
102 uint8_t partner_state;
104 /** The operational Partner's port parameters */
105 struct port_params partner;
107 /* Additional port parameters not listed in documentation */
108 /** State machine flags */
110 enum rte_bond_8023ad_selection selected;
112 /** Indicates if either allmulti or promisc has been enforced on the
113 * slave so that we can receive lacp packets
115 #define BOND_8023AD_FORCED_ALLMULTI (1 << 0)
116 #define BOND_8023AD_FORCED_PROMISC (1 << 1)
117 uint8_t forced_rx_flags;
119 uint64_t current_while_timer;
120 uint64_t periodic_timer;
121 uint64_t wait_while_timer;
122 uint64_t tx_machine_timer;
123 uint64_t tx_marker_timer;
124 /* Agregator parameters */
125 /** Used aggregator port ID */
126 uint16_t aggregator_port_id;
128 /** Memory pool used to allocate rings */
129 struct rte_mempool *mbuf_pool;
131 /** Ring of LACP packets from RX burst function */
132 struct rte_ring *rx_ring;
134 /** Ring of slow protocol packets (LACP and MARKERS) to TX burst function */
135 struct rte_ring *tx_ring;
137 /** Timer which is also used as mutex. If is 0 (not running) RX marker
138 * packet might be responded. Otherwise shall be dropped. It is zeroed in
139 * mode 4 callback function after expire. */
140 volatile uint64_t rx_marker_timer;
142 uint64_t warning_timer;
143 volatile uint16_t warnings_to_show;
145 /** Memory pool used to allocate slow queues */
146 struct rte_mempool *slow_pool;
149 struct mode8023ad_private {
150 uint64_t fast_periodic_timeout;
151 uint64_t slow_periodic_timeout;
152 uint64_t short_timeout;
153 uint64_t long_timeout;
154 uint64_t aggregate_wait_timeout;
155 uint64_t tx_period_timeout;
156 uint64_t rx_marker_timeout;
157 uint64_t update_timeout_us;
158 rte_eth_bond_8023ad_ext_slowrx_fn slowrx_cb;
160 struct rte_ether_addr mac_addr;
162 struct rte_eth_link slave_link;
163 /***< slave link properties */
166 * Configuration of dedicated hardware queues for control plane
172 struct rte_flow *flow[RTE_MAX_ETHPORTS];
177 enum rte_bond_8023ad_agg_selection agg_selection;
182 * The pool of *port* structures. The size of the pool
183 * is configured at compile-time in the <rte_eth_bond_8023ad.c> file.
185 extern struct port bond_mode_8023ad_ports[];
187 /* Forward declaration */
188 struct bond_dev_private;
194 * Set mode 4 configuration of bonded interface.
196 * @pre Bonded interface must be stopped.
198 * @param dev Bonded interface
199 * @param conf new configuration. If NULL set default configuration.
202 bond_mode_8023ad_setup(struct rte_eth_dev *dev,
203 struct rte_eth_bond_8023ad_conf *conf);
208 * Enables 802.1AX mode and all active slaves on bonded interface.
210 * @param dev Bonded interface
212 * 0 on success, negative value otherwise.
215 bond_mode_8023ad_enable(struct rte_eth_dev *dev);
220 * Disables 802.1AX mode of the bonded interface and slaves.
222 * @param dev Bonded interface
224 * 0 on success, negative value otherwise.
226 int bond_mode_8023ad_disable(struct rte_eth_dev *dev);
231 * Starts 802.3AX state machines management logic.
232 * @param dev Bonded interface
234 * 0 if machines was started, 1 if machines was already running,
235 * negative value otherwise.
238 bond_mode_8023ad_start(struct rte_eth_dev *dev);
243 * Stops 802.3AX state machines management logic.
244 * @param dev Bonded interface
246 * 0 if this call stopped state machines, -ENOENT if alarm was not set.
249 bond_mode_8023ad_stop(struct rte_eth_dev *dev);
254 * Passes given slow packet to state machines management logic.
255 * @param internals Bonded device private data.
256 * @param slave_id Slave port id.
257 * @param slot_pkt Slow packet.
260 bond_mode_8023ad_handle_slow_pkt(struct bond_dev_private *internals,
261 uint16_t slave_id, struct rte_mbuf *pkt);
266 * Appends given slave used slave
268 * @param dev Bonded interface.
269 * @param port_id Slave port ID to be added
272 * 0 on success, negative value otherwise.
275 bond_mode_8023ad_activate_slave(struct rte_eth_dev *dev, uint16_t port_id);
280 * Denitializes and removes given slave from 802.1AX mode.
282 * @param dev Bonded interface.
283 * @param slave_num Position of slave in active_slaves array
286 * 0 on success, negative value otherwise.
289 bond_mode_8023ad_deactivate_slave(struct rte_eth_dev *dev, uint16_t slave_pos);
292 * Updates state when MAC was changed on bonded device or one of its slaves.
293 * @param bond_dev Bonded device
296 bond_mode_8023ad_mac_address_update(struct rte_eth_dev *bond_dev);
299 bond_ethdev_8023ad_flow_verify(struct rte_eth_dev *bond_dev,
300 uint16_t slave_port);
303 bond_ethdev_8023ad_flow_set(struct rte_eth_dev *bond_dev, uint16_t slave_port);
306 bond_8023ad_slow_pkt_hw_filter_supported(uint16_t port_id);
308 #endif /* _ETH_BOND_8023AD_H_ */