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Diffstat (limited to 'src/dpdk_lib18/librte_pmd_bond/rte_eth_bond_8023ad_private.h')
| -rwxr-xr-x | src/dpdk_lib18/librte_pmd_bond/rte_eth_bond_8023ad_private.h | 308 |
1 files changed, 308 insertions, 0 deletions
diff --git a/src/dpdk_lib18/librte_pmd_bond/rte_eth_bond_8023ad_private.h b/src/dpdk_lib18/librte_pmd_bond/rte_eth_bond_8023ad_private.h new file mode 100755 index 00000000..8adee70b --- /dev/null +++ b/src/dpdk_lib18/librte_pmd_bond/rte_eth_bond_8023ad_private.h @@ -0,0 +1,308 @@ +/*- + * BSD LICENSE + * + * Copyright(c) 2010-2014 Intel Corporation. All rights reserved. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Intel Corporation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef RTE_ETH_BOND_8023AD_PRIVATE_H_ +#define RTE_ETH_BOND_8023AD_PRIVATE_H_ + +#include <stdint.h> + +#include <rte_ether.h> +#include <rte_byteorder.h> +#include <rte_atomic.h> + +#include "rte_eth_bond_8023ad.h" + +#define BOND_MODE_8023AX_UPDATE_TIMEOUT_MS 100 +/** Maximum number of packets to one slave queued in TX ring. */ +#define BOND_MODE_8023AX_SLAVE_RX_PKTS 3 +/** Maximum number of LACP packets from one slave queued in TX ring. */ +#define BOND_MODE_8023AX_SLAVE_TX_PKTS 1 +/** + * Timeouts deffinitions (5.4.4 in 802.1AX documentation). + */ +#define BOND_8023AD_FAST_PERIODIC_MS 900 +#define BOND_8023AD_SLOW_PERIODIC_MS 29000 +#define BOND_8023AD_SHORT_TIMEOUT_MS 3000 +#define BOND_8023AD_LONG_TIMEOUT_MS 90000 +#define BOND_8023AD_CHURN_DETECTION_TIMEOUT_MS 60000 +#define BOND_8023AD_AGGREGATE_WAIT_TIMEOUT_MS 2000 +#define BOND_8023AD_TX_MACHINE_PERIOD_MS 500 +#define BOND_8023AD_RX_MARKER_PERIOD_MS 2000 + +/** + * Interval of showing warning message from state machines. All messages will + * be held (and gathered together) to prevent flooding. + * This is no parto of 802.1AX standard. + */ +#define BOND_8023AD_WARNINGS_PERIOD_MS 1000 + + + +/** + * State machine flags + */ +#define SM_FLAGS_BEGIN 0x0001 +#define SM_FLAGS_LACP_ENABLED 0x0002 +#define SM_FLAGS_ACTOR_CHURN 0x0004 +#define SM_FLAGS_PARTNER_CHURN 0x0008 +#define SM_FLAGS_MOVED 0x0100 +#define SM_FLAGS_PARTNER_SHORT_TIMEOUT 0x0200 +#define SM_FLAGS_NTT 0x0400 + +#define BOND_LINK_FULL_DUPLEX_KEY 0x01 +#define BOND_LINK_SPEED_KEY_10M 0x02 +#define BOND_LINK_SPEED_KEY_100M 0x04 +#define BOND_LINK_SPEED_KEY_1000M 0x08 +#define BOND_LINK_SPEED_KEY_10G 0x10 +#define BOND_LINK_SPEED_KEY_20G 0x11 +#define BOND_LINK_SPEED_KEY_40G 0x12 + +#define WRN_RX_MARKER_TO_FAST 0x01 +#define WRN_UNKNOWN_SLOW_TYPE 0x02 +#define WRN_UNKNOWN_MARKER_TYPE 0x04 +#define WRN_NOT_LACP_CAPABLE 0x08 +#define WRN_RX_QUEUE_FULL 0x10 +#define WRN_TX_QUEUE_FULL 0x20 + +#define CHECK_FLAGS(_variable, _f) ((_variable) & (_f)) +#define SET_FLAGS(_variable, _f) ((_variable) |= (_f)) +#define CLEAR_FLAGS(_variable, _f) ((_variable) &= ~(_f)) + +#define SM_FLAG(_p, _f) (!!CHECK_FLAGS((_p)->sm_flags, SM_FLAGS_ ## _f)) +#define SM_FLAG_SET(_p, _f) SET_FLAGS((_p)->sm_flags, SM_FLAGS_ ## _f) +#define SM_FLAG_CLR(_p, _f) CLEAR_FLAGS((_p)->sm_flags, SM_FLAGS_ ## _f) + +#define ACTOR_STATE(_p, _f) (!!CHECK_FLAGS((_p)->actor_state, STATE_ ## _f)) +#define ACTOR_STATE_SET(_p, _f) SET_FLAGS((_p)->actor_state, STATE_ ## _f) +#define ACTOR_STATE_CLR(_p, _f) CLEAR_FLAGS((_p)->actor_state, STATE_ ## _f) + +#define PARTNER_STATE(_p, _f) (!!CHECK_FLAGS((_p)->partner_state, STATE_ ## _f)) +#define PARTNER_STATE_SET(_p, _f) SET_FLAGS((_p)->partner_state, STATE_ ## _f) +#define PARTNER_STATE_CLR(_p, _f) CLEAR_FLAGS((_p)->partner_state, STATE_ ## _f) + +/** Variables associated with each port (5.4.7 in 802.1AX documentation). */ +struct port { + /** + * The operational values of the Actor's state parameters. Bitmask + * of port states. + */ + uint8_t actor_state; + + /** The operational Actor's port parameters */ + struct port_params actor; + + /** + * The operational value of the Actor's view of the current values of + * the Partner's state parameters. The Actor sets this variable either + * to the value received from the Partner in an LACPDU, or to the value + * of Partner_Admin_Port_State. Bitmask of port states. + */ + uint8_t partner_state; + + /** The operational Partner's port parameters */ + struct port_params partner; + + /* Additional port parameters not listed in documentation */ + /** State machine flags */ + uint16_t sm_flags; + enum rte_bond_8023ad_selection selected; + + uint64_t current_while_timer; + uint64_t periodic_timer; + uint64_t wait_while_timer; + uint64_t tx_machine_timer; + uint64_t tx_marker_timer; + /* Agregator parameters */ + /** Used aggregator port ID */ + uint16_t aggregator_port_id; + + /** Memory pool used to allocate rings */ + struct rte_mempool *mbuf_pool; + + /** Ring of LACP packets from RX burst function */ + struct rte_ring *rx_ring; + + /** Ring of slow protocol packets (LACP and MARKERS) to TX burst function */ + struct rte_ring *tx_ring; + + /** Timer which is also used as mutex. If is 0 (not running) RX marker + * packet might be responded. Otherwise shall be dropped. It is zeroed in + * mode 4 callback function after expire. */ + volatile uint64_t rx_marker_timer; + + uint64_t warning_timer; + volatile uint16_t warnings_to_show; +}; + +struct mode8023ad_private { + uint64_t fast_periodic_timeout; + uint64_t slow_periodic_timeout; + uint64_t short_timeout; + uint64_t long_timeout; + uint64_t aggregate_wait_timeout; + uint64_t tx_period_timeout; + uint64_t rx_marker_timeout; + uint64_t update_timeout_us; +}; + +/** + * @internal + * The pool of *port* structures. The size of the pool + * is configured at compile-time in the <rte_eth_bond_8023ad.c> file. + */ +extern struct port mode_8023ad_ports[]; + +/* Forward declaration */ +struct bond_dev_private; + +/** + * @internal + * + * Get configuration of bonded interface. + * + * + * @param dev Bonded interface + * @param conf returned configuration + */ +void +bond_mode_8023ad_conf_get(struct rte_eth_dev *dev, + struct rte_eth_bond_8023ad_conf *conf); + +/** + * @internal + * + * Set mode 4 configuration of bonded interface. + * + * @pre Bonded interface must be stopped. + * + * @param dev Bonded interface + * @param conf new configuration. If NULL set default configuration. + */ +void +bond_mode_8023ad_setup(struct rte_eth_dev *dev, + struct rte_eth_bond_8023ad_conf *conf); + +/** + * @internal + * + * Enables 802.1AX mode and all active slaves on bonded interface. + * + * @param dev Bonded interface + * @return + * 0 on success, negative value otherwise. + */ +int +bond_mode_8023ad_enable(struct rte_eth_dev *dev); + +/** + * @internal + * + * Disables 802.1AX mode of the bonded interface and slaves. + * + * @param dev Bonded interface + * @return + * 0 on success, negative value otherwise. + */ +int bond_mode_8023ad_disable(struct rte_eth_dev *dev); + +/** + * @internal + * + * Starts 802.3AX state machines management logic. + * @param dev Bonded interface + * @return + * 0 if machines was started, 1 if machines was already running, + * negative value otherwise. + */ +int +bond_mode_8023ad_start(struct rte_eth_dev *dev); + +/** + * @internal + * + * Stops 802.3AX state machines management logic. + * @param dev Bonded interface + * @return + * 0 if this call stopped state machines, -ENOENT if alarm was not set. + */ +void +bond_mode_8023ad_stop(struct rte_eth_dev *dev); + +/** + * @internal + * + * Passes given slow packet to state machines management logic. + * @param internals Bonded device private data. + * @param slave_id Slave port id. + * @param slot_pkt Slow packet. + */ +void +bond_mode_8023ad_handle_slow_pkt(struct bond_dev_private *internals, + uint8_t slave_id, struct rte_mbuf *pkt); + +/** + * @internal + * + * Appends given slave used slave + * + * @param dev Bonded interface. + * @param port_id Slave port ID to be added + * + * @return + * 0 on success, negative value otherwise. + */ +void +bond_mode_8023ad_activate_slave(struct rte_eth_dev *dev, uint8_t port_id); + +/** + * @internal + * + * Denitializes and removes given slave from 802.1AX mode. + * + * @param dev Bonded interface. + * @param slave_num Position of slave in active_slaves array + * + * @return + * 0 on success, negative value otherwise. + */ +int +bond_mode_8023ad_deactivate_slave(struct rte_eth_dev *dev, uint8_t slave_pos); + +/** + * Updates state when MAC was changed on bonded device or one of its slaves. + * @param bond_dev Bonded device + */ +void +bond_mode_8023ad_mac_address_update(struct rte_eth_dev *bond_dev); + +#endif /* RTE_ETH_BOND_8023AD_H_ */ |