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1422 1423 1424 1425 1426 1427 1428 1429 1430 1431 1432 1433 1434 1435 1436 1437 1438 1439 1440 1441 1442 1443 1444 1445 1446 1447 1448 1449 1450 1451 1452 1453 1454 1455 1456 1457 1458 1459 1460 1461 1462 1463 1464 1465 1466 1467 1468 1469 1470 1471 1472 1473 1474 1475 1476 1477 1478 1479 1480 1481 1482 1483 1484 1485 1486 1487 1488 1489 1490 1491 1492 1493 1494 1495 1496 1497 1498 1499 1500 1501 1502 1503 1504 1505 1506 1507 1508 1509 1510 1511 1512 1513 1514 1515 1516 1517 1518 1519 1520 1521 1522 1523 1524 1525 1526 1527 1528 1529 1530 1531 1532 1533 1534 1535 1536 1537 1538 1539 1540 1541 1542 1543 1544 1545 1546 | /* bnx2x_sp.h: Qlogic Everest network driver. * * Copyright 2011-2013 Broadcom Corporation * Copyright (c) 2014 QLogic Corporation * All rights reserved * * Unless you and Qlogic execute a separate written software license * agreement governing use of this software, this software is licensed to you * under the terms of the GNU General Public License version 2, available * at http://www.gnu.org/licenses/gpl-2.0.html (the "GPL"). * * Notwithstanding the above, under no circumstances may you combine this * software in any way with any other Qlogic software provided under a * license other than the GPL, without Qlogic's express prior written * consent. * * Maintained by: Ariel Elior <ariel.elior@qlogic.com> * Written by: Vladislav Zolotarov * */ #ifndef BNX2X_SP_VERBS #define BNX2X_SP_VERBS struct bnx2x; struct eth_context; /* Bits representing general command's configuration */ enum { RAMROD_TX, RAMROD_RX, /* Wait until all pending commands complete */ RAMROD_COMP_WAIT, /* Don't send a ramrod, only update a registry */ RAMROD_DRV_CLR_ONLY, /* Configure HW according to the current object state */ RAMROD_RESTORE, /* Execute the next command now */ RAMROD_EXEC, /* Don't add a new command and continue execution of postponed * commands. If not set a new command will be added to the * pending commands list. */ RAMROD_CONT, /* If there is another pending ramrod, wait until it finishes and * re-try to submit this one. This flag can be set only in sleepable * context, and should not be set from the context that completes the * ramrods as deadlock will occur. */ RAMROD_RETRY, }; typedef enum { BNX2X_OBJ_TYPE_RX, BNX2X_OBJ_TYPE_TX, BNX2X_OBJ_TYPE_RX_TX, } bnx2x_obj_type; /* Public slow path states */ enum { BNX2X_FILTER_MAC_PENDING, BNX2X_FILTER_VLAN_PENDING, BNX2X_FILTER_VLAN_MAC_PENDING, BNX2X_FILTER_RX_MODE_PENDING, BNX2X_FILTER_RX_MODE_SCHED, BNX2X_FILTER_ISCSI_ETH_START_SCHED, BNX2X_FILTER_ISCSI_ETH_STOP_SCHED, BNX2X_FILTER_FCOE_ETH_START_SCHED, BNX2X_FILTER_FCOE_ETH_STOP_SCHED, BNX2X_FILTER_MCAST_PENDING, BNX2X_FILTER_MCAST_SCHED, BNX2X_FILTER_RSS_CONF_PENDING, BNX2X_AFEX_FCOE_Q_UPDATE_PENDING, BNX2X_AFEX_PENDING_VIFSET_MCP_ACK }; struct bnx2x_raw_obj { u8 func_id; /* Queue params */ u8 cl_id; u32 cid; /* Ramrod data buffer params */ void *rdata; dma_addr_t rdata_mapping; /* Ramrod state params */ int state; /* "ramrod is pending" state bit */ unsigned long *pstate; /* pointer to state buffer */ bnx2x_obj_type obj_type; int (*wait_comp)(struct bnx2x *bp, struct bnx2x_raw_obj *o); bool (*check_pending)(struct bnx2x_raw_obj *o); void (*clear_pending)(struct bnx2x_raw_obj *o); void (*set_pending)(struct bnx2x_raw_obj *o); }; /************************* VLAN-MAC commands related parameters ***************/ struct bnx2x_mac_ramrod_data { u8 mac[ETH_ALEN]; u8 is_inner_mac; }; struct bnx2x_vlan_ramrod_data { u16 vlan; }; struct bnx2x_vlan_mac_ramrod_data { u8 mac[ETH_ALEN]; u8 is_inner_mac; u16 vlan; }; union bnx2x_classification_ramrod_data { struct bnx2x_mac_ramrod_data mac; struct bnx2x_vlan_ramrod_data vlan; struct bnx2x_vlan_mac_ramrod_data vlan_mac; }; /* VLAN_MAC commands */ enum bnx2x_vlan_mac_cmd { BNX2X_VLAN_MAC_ADD, BNX2X_VLAN_MAC_DEL, BNX2X_VLAN_MAC_MOVE, }; struct bnx2x_vlan_mac_data { /* Requested command: BNX2X_VLAN_MAC_XX */ enum bnx2x_vlan_mac_cmd cmd; /* used to contain the data related vlan_mac_flags bits from * ramrod parameters. */ unsigned long vlan_mac_flags; /* Needed for MOVE command */ struct bnx2x_vlan_mac_obj *target_obj; union bnx2x_classification_ramrod_data u; }; /*************************** Exe Queue obj ************************************/ union bnx2x_exe_queue_cmd_data { struct bnx2x_vlan_mac_data vlan_mac; struct { /* TODO */ } mcast; }; struct bnx2x_exeq_elem { struct list_head link; /* Length of this element in the exe_chunk. */ int cmd_len; union bnx2x_exe_queue_cmd_data cmd_data; }; union bnx2x_qable_obj; union bnx2x_exeq_comp_elem { union event_ring_elem *elem; }; struct bnx2x_exe_queue_obj; typedef int (*exe_q_validate)(struct bnx2x *bp, union bnx2x_qable_obj *o, struct bnx2x_exeq_elem *elem); typedef int (*exe_q_remove)(struct bnx2x *bp, union bnx2x_qable_obj *o, struct bnx2x_exeq_elem *elem); /* Return positive if entry was optimized, 0 - if not, negative * in case of an error. */ typedef int (*exe_q_optimize)(struct bnx2x *bp, union bnx2x_qable_obj *o, struct bnx2x_exeq_elem *elem); typedef int (*exe_q_execute)(struct bnx2x *bp, union bnx2x_qable_obj *o, struct list_head *exe_chunk, unsigned long *ramrod_flags); typedef struct bnx2x_exeq_elem * (*exe_q_get)(struct bnx2x_exe_queue_obj *o, struct bnx2x_exeq_elem *elem); struct bnx2x_exe_queue_obj { /* Commands pending for an execution. */ struct list_head exe_queue; /* Commands pending for an completion. */ struct list_head pending_comp; spinlock_t lock; /* Maximum length of commands' list for one execution */ int exe_chunk_len; union bnx2x_qable_obj *owner; /****** Virtual functions ******/ /** * Called before commands execution for commands that are really * going to be executed (after 'optimize'). * * Must run under exe_queue->lock */ exe_q_validate validate; /** * Called before removing pending commands, cleaning allocated * resources (e.g., credits from validate) */ exe_q_remove remove; /** * This will try to cancel the current pending commands list * considering the new command. * * Returns the number of optimized commands or a negative error code * * Must run under exe_queue->lock */ exe_q_optimize optimize; /** * Run the next commands chunk (owner specific). */ exe_q_execute execute; /** * Return the exe_queue element containing the specific command * if any. Otherwise return NULL. */ exe_q_get get; }; /***************** Classification verbs: Set/Del MAC/VLAN/VLAN-MAC ************/ /* * Element in the VLAN_MAC registry list having all currently configured * rules. */ struct bnx2x_vlan_mac_registry_elem { struct list_head link; /* Used to store the cam offset used for the mac/vlan/vlan-mac. * Relevant for 57710 and 57711 only. VLANs and MACs share the * same CAM for these chips. */ int cam_offset; /* Needed for DEL and RESTORE flows */ unsigned long vlan_mac_flags; union bnx2x_classification_ramrod_data u; }; /* Bits representing VLAN_MAC commands specific flags */ enum { BNX2X_UC_LIST_MAC, BNX2X_ETH_MAC, BNX2X_ISCSI_ETH_MAC, BNX2X_NETQ_ETH_MAC, BNX2X_VLAN, BNX2X_DONT_CONSUME_CAM_CREDIT, BNX2X_DONT_CONSUME_CAM_CREDIT_DEST, }; /* When looking for matching filters, some flags are not interesting */ #define BNX2X_VLAN_MAC_CMP_MASK (1 << BNX2X_UC_LIST_MAC | \ 1 << BNX2X_ETH_MAC | \ 1 << BNX2X_ISCSI_ETH_MAC | \ 1 << BNX2X_NETQ_ETH_MAC | \ 1 << BNX2X_VLAN) #define BNX2X_VLAN_MAC_CMP_FLAGS(flags) \ ((flags) & BNX2X_VLAN_MAC_CMP_MASK) struct bnx2x_vlan_mac_ramrod_params { /* Object to run the command from */ struct bnx2x_vlan_mac_obj *vlan_mac_obj; /* General command flags: COMP_WAIT, etc. */ unsigned long ramrod_flags; /* Command specific configuration request */ struct bnx2x_vlan_mac_data user_req; }; struct bnx2x_vlan_mac_obj { struct bnx2x_raw_obj raw; /* Bookkeeping list: will prevent the addition of already existing * entries. */ struct list_head head; /* Implement a simple reader/writer lock on the head list. * all these fields should only be accessed under the exe_queue lock */ u8 head_reader; /* Num. of readers accessing head list */ bool head_exe_request; /* Pending execution request. */ unsigned long saved_ramrod_flags; /* Ramrods of pending execution */ /* TODO: Add it's initialization in the init functions */ struct bnx2x_exe_queue_obj exe_queue; /* MACs credit pool */ struct bnx2x_credit_pool_obj *macs_pool; /* VLANs credit pool */ struct bnx2x_credit_pool_obj *vlans_pool; /* RAMROD command to be used */ int ramrod_cmd; /* copy first n elements onto preallocated buffer * * @param n number of elements to get * @param buf buffer preallocated by caller into which elements * will be copied. Note elements are 4-byte aligned * so buffer size must be able to accommodate the * aligned elements. * * @return number of copied bytes */ int (*get_n_elements)(struct bnx2x *bp, struct bnx2x_vlan_mac_obj *o, int n, u8 *base, u8 stride, u8 size); /** * Checks if ADD-ramrod with the given params may be performed. * * @return zero if the element may be added */ int (*check_add)(struct bnx2x *bp, struct bnx2x_vlan_mac_obj *o, union bnx2x_classification_ramrod_data *data); /** * Checks if DEL-ramrod with the given params may be performed. * * @return true if the element may be deleted */ struct bnx2x_vlan_mac_registry_elem * (*check_del)(struct bnx2x *bp, struct bnx2x_vlan_mac_obj *o, union bnx2x_classification_ramrod_data *data); /** * Checks if DEL-ramrod with the given params may be performed. * * @return true if the element may be deleted */ bool (*check_move)(struct bnx2x *bp, struct bnx2x_vlan_mac_obj *src_o, struct bnx2x_vlan_mac_obj *dst_o, union bnx2x_classification_ramrod_data *data); /** * Update the relevant credit object(s) (consume/return * correspondingly). */ bool (*get_credit)(struct bnx2x_vlan_mac_obj *o); bool (*put_credit)(struct bnx2x_vlan_mac_obj *o); bool (*get_cam_offset)(struct bnx2x_vlan_mac_obj *o, int *offset); bool (*put_cam_offset)(struct bnx2x_vlan_mac_obj *o, int offset); /** * Configures one rule in the ramrod data buffer. */ void (*set_one_rule)(struct bnx2x *bp, struct bnx2x_vlan_mac_obj *o, struct bnx2x_exeq_elem *elem, int rule_idx, int cam_offset); /** * Delete all configured elements having the given * vlan_mac_flags specification. Assumes no pending for * execution commands. Will schedule all all currently * configured MACs/VLANs/VLAN-MACs matching the vlan_mac_flags * specification for deletion and will use the given * ramrod_flags for the last DEL operation. * * @param bp * @param o * @param ramrod_flags RAMROD_XX flags * * @return 0 if the last operation has completed successfully * and there are no more elements left, positive value * if there are pending for completion commands, * negative value in case of failure. */ int (*delete_all)(struct bnx2x *bp, struct bnx2x_vlan_mac_obj *o, unsigned long *vlan_mac_flags, unsigned long *ramrod_flags); /** * Reconfigures the next MAC/VLAN/VLAN-MAC element from the previously * configured elements list. * * @param bp * @param p Command parameters (RAMROD_COMP_WAIT bit in * ramrod_flags is only taken into an account) * @param ppos a pointer to the cookie that should be given back in the * next call to make function handle the next element. If * *ppos is set to NULL it will restart the iterator. * If returned *ppos == NULL this means that the last * element has been handled. * * @return int */ int (*restore)(struct bnx2x *bp, struct bnx2x_vlan_mac_ramrod_params *p, struct bnx2x_vlan_mac_registry_elem **ppos); /** * Should be called on a completion arrival. * * @param bp * @param o * @param cqe Completion element we are handling * @param ramrod_flags if RAMROD_CONT is set the next bulk of * pending commands will be executed. * RAMROD_DRV_CLR_ONLY and RAMROD_RESTORE * may also be set if needed. * * @return 0 if there are neither pending nor waiting for * completion commands. Positive value if there are * pending for execution or for completion commands. * Negative value in case of an error (including an * error in the cqe). */ int (*complete)(struct bnx2x *bp, struct bnx2x_vlan_mac_obj *o, union event_ring_elem *cqe, unsigned long *ramrod_flags); /** * Wait for completion of all commands. Don't schedule new ones, * just wait. It assumes that the completion code will schedule * for new commands. */ int (*wait)(struct bnx2x *bp, struct bnx2x_vlan_mac_obj *o); }; enum { BNX2X_LLH_CAM_ISCSI_ETH_LINE = 0, BNX2X_LLH_CAM_ETH_LINE, BNX2X_LLH_CAM_MAX_PF_LINE = NIG_REG_LLH1_FUNC_MEM_SIZE / 2 }; /** RX_MODE verbs:DROP_ALL/ACCEPT_ALL/ACCEPT_ALL_MULTI/ACCEPT_ALL_VLAN/NORMAL */ /* RX_MODE ramrod special flags: set in rx_mode_flags field in * a bnx2x_rx_mode_ramrod_params. */ enum { BNX2X_RX_MODE_FCOE_ETH, BNX2X_RX_MODE_ISCSI_ETH, }; enum { BNX2X_ACCEPT_UNICAST, BNX2X_ACCEPT_MULTICAST, BNX2X_ACCEPT_ALL_UNICAST, BNX2X_ACCEPT_ALL_MULTICAST, BNX2X_ACCEPT_BROADCAST, BNX2X_ACCEPT_UNMATCHED, BNX2X_ACCEPT_ANY_VLAN }; struct bnx2x_rx_mode_ramrod_params { struct bnx2x_rx_mode_obj *rx_mode_obj; unsigned long *pstate; int state; u8 cl_id; u32 cid; u8 func_id; unsigned long ramrod_flags; unsigned long rx_mode_flags; /* rdata is either a pointer to eth_filter_rules_ramrod_data(e2) or to * a tstorm_eth_mac_filter_config (e1x). */ void *rdata; dma_addr_t rdata_mapping; /* Rx mode settings */ unsigned long rx_accept_flags; /* internal switching settings */ unsigned long tx_accept_flags; }; struct bnx2x_rx_mode_obj { int (*config_rx_mode)(struct bnx2x *bp, struct bnx2x_rx_mode_ramrod_params *p); int (*wait_comp)(struct bnx2x *bp, struct bnx2x_rx_mode_ramrod_params *p); }; /********************** Set multicast group ***********************************/ struct bnx2x_mcast_list_elem { struct list_head link; u8 *mac; }; union bnx2x_mcast_config_data { u8 *mac; u8 bin; /* used in a RESTORE flow */ }; struct bnx2x_mcast_ramrod_params { struct bnx2x_mcast_obj *mcast_obj; /* Relevant options are RAMROD_COMP_WAIT and RAMROD_DRV_CLR_ONLY */ unsigned long ramrod_flags; struct list_head mcast_list; /* list of struct bnx2x_mcast_list_elem */ /** TODO: * - rename it to macs_num. * - Add a new command type for handling pending commands * (remove "zero semantics"). * * Length of mcast_list. If zero and ADD_CONT command - post * pending commands. */ int mcast_list_len; }; enum bnx2x_mcast_cmd { BNX2X_MCAST_CMD_ADD, BNX2X_MCAST_CMD_CONT, BNX2X_MCAST_CMD_DEL, BNX2X_MCAST_CMD_RESTORE, /* Following this, multicast configuration should equal to approx * the set of MACs provided [i.e., remove all else]. * The two sub-commands are used internally to decide whether a given * bin is to be added or removed */ BNX2X_MCAST_CMD_SET, BNX2X_MCAST_CMD_SET_ADD, BNX2X_MCAST_CMD_SET_DEL, }; struct bnx2x_mcast_obj { struct bnx2x_raw_obj raw; union { struct { #define BNX2X_MCAST_BINS_NUM 256 #define BNX2X_MCAST_VEC_SZ (BNX2X_MCAST_BINS_NUM / 64) u64 vec[BNX2X_MCAST_VEC_SZ]; /** Number of BINs to clear. Should be updated * immediately when a command arrives in order to * properly create DEL commands. */ int num_bins_set; } aprox_match; struct { struct list_head macs; int num_macs_set; } exact_match; } registry; /* Pending commands */ struct list_head pending_cmds_head; /* A state that is set in raw.pstate, when there are pending commands */ int sched_state; /* Maximal number of mcast MACs configured in one command */ int max_cmd_len; /* Total number of currently pending MACs to configure: both * in the pending commands list and in the current command. */ int total_pending_num; u8 engine_id; /** * @param cmd command to execute (BNX2X_MCAST_CMD_X, see above) */ int (*config_mcast)(struct bnx2x *bp, struct bnx2x_mcast_ramrod_params *p, enum bnx2x_mcast_cmd cmd); /** * Fills the ramrod data during the RESTORE flow. * * @param bp * @param o * @param start_idx Registry index to start from * @param rdata_idx Index in the ramrod data to start from * * @return -1 if we handled the whole registry or index of the last * handled registry element. */ int (*hdl_restore)(struct bnx2x *bp, struct bnx2x_mcast_obj *o, int start_bin, int *rdata_idx); int (*enqueue_cmd)(struct bnx2x *bp, struct bnx2x_mcast_obj *o, struct bnx2x_mcast_ramrod_params *p, enum bnx2x_mcast_cmd cmd); void (*set_one_rule)(struct bnx2x *bp, struct bnx2x_mcast_obj *o, int idx, union bnx2x_mcast_config_data *cfg_data, enum bnx2x_mcast_cmd cmd); /** Checks if there are more mcast MACs to be set or a previous * command is still pending. */ bool (*check_pending)(struct bnx2x_mcast_obj *o); /** * Set/Clear/Check SCHEDULED state of the object */ void (*set_sched)(struct bnx2x_mcast_obj *o); void (*clear_sched)(struct bnx2x_mcast_obj *o); bool (*check_sched)(struct bnx2x_mcast_obj *o); /* Wait until all pending commands complete */ int (*wait_comp)(struct bnx2x *bp, struct bnx2x_mcast_obj *o); /** * Handle the internal object counters needed for proper * commands handling. Checks that the provided parameters are * feasible. */ int (*validate)(struct bnx2x *bp, struct bnx2x_mcast_ramrod_params *p, enum bnx2x_mcast_cmd cmd); /** * Restore the values of internal counters in case of a failure. */ void (*revert)(struct bnx2x *bp, struct bnx2x_mcast_ramrod_params *p, int old_num_bins, enum bnx2x_mcast_cmd cmd); int (*get_registry_size)(struct bnx2x_mcast_obj *o); void (*set_registry_size)(struct bnx2x_mcast_obj *o, int n); }; /*************************** Credit handling **********************************/ struct bnx2x_credit_pool_obj { /* Current amount of credit in the pool */ atomic_t credit; /* Maximum allowed credit. put() will check against it. */ int pool_sz; /* Allocate a pool table statically. * * Currently the maximum allowed size is MAX_MAC_CREDIT_E2(272) * * The set bit in the table will mean that the entry is available. */ #define BNX2X_POOL_VEC_SIZE (MAX_MAC_CREDIT_E2 / 64) u64 pool_mirror[BNX2X_POOL_VEC_SIZE]; /* Base pool offset (initialized differently */ int base_pool_offset; /** * Get the next free pool entry. * * @return true if there was a free entry in the pool */ bool (*get_entry)(struct bnx2x_credit_pool_obj *o, int *entry); /** * Return the entry back to the pool. * * @return true if entry is legal and has been successfully * returned to the pool. */ bool (*put_entry)(struct bnx2x_credit_pool_obj *o, int entry); /** * Get the requested amount of credit from the pool. * * @param cnt Amount of requested credit * @return true if the operation is successful */ bool (*get)(struct bnx2x_credit_pool_obj *o, int cnt); /** * Returns the credit to the pool. * * @param cnt Amount of credit to return * @return true if the operation is successful */ bool (*put)(struct bnx2x_credit_pool_obj *o, int cnt); /** * Reads the current amount of credit. */ int (*check)(struct bnx2x_credit_pool_obj *o); }; /*************************** RSS configuration ********************************/ enum { /* RSS_MODE bits are mutually exclusive */ BNX2X_RSS_MODE_DISABLED, BNX2X_RSS_MODE_REGULAR, BNX2X_RSS_SET_SRCH, /* Setup searcher, E1x specific flag */ BNX2X_RSS_IPV4, BNX2X_RSS_IPV4_TCP, BNX2X_RSS_IPV4_UDP, BNX2X_RSS_IPV6, BNX2X_RSS_IPV6_TCP, BNX2X_RSS_IPV6_UDP, BNX2X_RSS_IPV4_VXLAN, BNX2X_RSS_IPV6_VXLAN, BNX2X_RSS_TUNN_INNER_HDRS, }; struct bnx2x_config_rss_params { struct bnx2x_rss_config_obj *rss_obj; /* may have RAMROD_COMP_WAIT set only */ unsigned long ramrod_flags; /* BNX2X_RSS_X bits */ unsigned long rss_flags; /* Number hash bits to take into an account */ u8 rss_result_mask; /* Indirection table */ u8 ind_table[T_ETH_INDIRECTION_TABLE_SIZE]; /* RSS hash values */ u32 rss_key[10]; /* valid only iff BNX2X_RSS_UPDATE_TOE is set */ u16 toe_rss_bitmap; }; struct bnx2x_rss_config_obj { struct bnx2x_raw_obj raw; /* RSS engine to use */ u8 engine_id; /* Last configured indirection table */ u8 ind_table[T_ETH_INDIRECTION_TABLE_SIZE]; /* flags for enabling 4-tupple hash on UDP */ u8 udp_rss_v4; u8 udp_rss_v6; int (*config_rss)(struct bnx2x *bp, struct bnx2x_config_rss_params *p); }; /*********************** Queue state update ***********************************/ /* UPDATE command options */ enum { BNX2X_Q_UPDATE_IN_VLAN_REM, BNX2X_Q_UPDATE_IN_VLAN_REM_CHNG, BNX2X_Q_UPDATE_OUT_VLAN_REM, BNX2X_Q_UPDATE_OUT_VLAN_REM_CHNG, BNX2X_Q_UPDATE_ANTI_SPOOF, BNX2X_Q_UPDATE_ANTI_SPOOF_CHNG, BNX2X_Q_UPDATE_ACTIVATE, BNX2X_Q_UPDATE_ACTIVATE_CHNG, BNX2X_Q_UPDATE_DEF_VLAN_EN, BNX2X_Q_UPDATE_DEF_VLAN_EN_CHNG, BNX2X_Q_UPDATE_SILENT_VLAN_REM_CHNG, BNX2X_Q_UPDATE_SILENT_VLAN_REM, BNX2X_Q_UPDATE_TX_SWITCHING_CHNG, BNX2X_Q_UPDATE_TX_SWITCHING, BNX2X_Q_UPDATE_PTP_PKTS_CHNG, BNX2X_Q_UPDATE_PTP_PKTS, }; /* Allowed Queue states */ enum bnx2x_q_state { BNX2X_Q_STATE_RESET, BNX2X_Q_STATE_INITIALIZED, BNX2X_Q_STATE_ACTIVE, BNX2X_Q_STATE_MULTI_COS, BNX2X_Q_STATE_MCOS_TERMINATED, BNX2X_Q_STATE_INACTIVE, BNX2X_Q_STATE_STOPPED, BNX2X_Q_STATE_TERMINATED, BNX2X_Q_STATE_FLRED, BNX2X_Q_STATE_MAX, }; /* Allowed Queue states */ enum bnx2x_q_logical_state { BNX2X_Q_LOGICAL_STATE_ACTIVE, BNX2X_Q_LOGICAL_STATE_STOPPED, }; /* Allowed commands */ enum bnx2x_queue_cmd { BNX2X_Q_CMD_INIT, BNX2X_Q_CMD_SETUP, BNX2X_Q_CMD_SETUP_TX_ONLY, BNX2X_Q_CMD_DEACTIVATE, BNX2X_Q_CMD_ACTIVATE, BNX2X_Q_CMD_UPDATE, BNX2X_Q_CMD_UPDATE_TPA, BNX2X_Q_CMD_HALT, BNX2X_Q_CMD_CFC_DEL, BNX2X_Q_CMD_TERMINATE, BNX2X_Q_CMD_EMPTY, BNX2X_Q_CMD_MAX, }; /* queue SETUP + INIT flags */ enum { BNX2X_Q_FLG_TPA, BNX2X_Q_FLG_TPA_IPV6, BNX2X_Q_FLG_TPA_GRO, BNX2X_Q_FLG_STATS, BNX2X_Q_FLG_ZERO_STATS, BNX2X_Q_FLG_ACTIVE, BNX2X_Q_FLG_OV, BNX2X_Q_FLG_VLAN, BNX2X_Q_FLG_COS, BNX2X_Q_FLG_HC, BNX2X_Q_FLG_HC_EN, BNX2X_Q_FLG_DHC, BNX2X_Q_FLG_FCOE, BNX2X_Q_FLG_LEADING_RSS, BNX2X_Q_FLG_MCAST, BNX2X_Q_FLG_DEF_VLAN, BNX2X_Q_FLG_TX_SWITCH, BNX2X_Q_FLG_TX_SEC, BNX2X_Q_FLG_ANTI_SPOOF, BNX2X_Q_FLG_SILENT_VLAN_REM, BNX2X_Q_FLG_FORCE_DEFAULT_PRI, BNX2X_Q_FLG_REFUSE_OUTBAND_VLAN, BNX2X_Q_FLG_PCSUM_ON_PKT, BNX2X_Q_FLG_TUN_INC_INNER_IP_ID }; /* Queue type options: queue type may be a combination of below. */ enum bnx2x_q_type { /** TODO: Consider moving both these flags into the init() * ramrod params. */ BNX2X_Q_TYPE_HAS_RX, BNX2X_Q_TYPE_HAS_TX, }; #define BNX2X_PRIMARY_CID_INDEX 0 #define BNX2X_MULTI_TX_COS_E1X 3 /* QM only */ #define BNX2X_MULTI_TX_COS_E2_E3A0 2 #define BNX2X_MULTI_TX_COS_E3B0 3 #define BNX2X_MULTI_TX_COS 3 /* Maximum possible */ #define MAC_PAD (ALIGN(ETH_ALEN, sizeof(u32)) - ETH_ALEN) /* DMAE channel to be used by FW for timesync workaroun. A driver that sends * timesync-related ramrods must not use this DMAE command ID. */ #define FW_DMAE_CMD_ID 6 struct bnx2x_queue_init_params { struct { unsigned long flags; u16 hc_rate; u8 fw_sb_id; u8 sb_cq_index; } tx; struct { unsigned long flags; u16 hc_rate; u8 fw_sb_id; u8 sb_cq_index; } rx; /* CID context in the host memory */ struct eth_context *cxts[BNX2X_MULTI_TX_COS]; /* maximum number of cos supported by hardware */ u8 max_cos; }; struct bnx2x_queue_terminate_params { /* index within the tx_only cids of this queue object */ u8 cid_index; }; struct bnx2x_queue_cfc_del_params { /* index within the tx_only cids of this queue object */ u8 cid_index; }; struct bnx2x_queue_update_params { unsigned long update_flags; /* BNX2X_Q_UPDATE_XX bits */ u16 def_vlan; u16 silent_removal_value; u16 silent_removal_mask; /* index within the tx_only cids of this queue object */ u8 cid_index; }; struct bnx2x_queue_update_tpa_params { dma_addr_t sge_map; u8 update_ipv4; u8 update_ipv6; u8 max_tpa_queues; u8 max_sges_pkt; u8 complete_on_both_clients; u8 dont_verify_thr; u8 tpa_mode; u8 _pad; u16 sge_buff_sz; u16 max_agg_sz; u16 sge_pause_thr_low; u16 sge_pause_thr_high; }; struct rxq_pause_params { u16 bd_th_lo; u16 bd_th_hi; u16 rcq_th_lo; u16 rcq_th_hi; u16 sge_th_lo; /* valid iff BNX2X_Q_FLG_TPA */ u16 sge_th_hi; /* valid iff BNX2X_Q_FLG_TPA */ u16 pri_map; }; /* general */ struct bnx2x_general_setup_params { /* valid iff BNX2X_Q_FLG_STATS */ u8 stat_id; u8 spcl_id; u16 mtu; u8 cos; u8 fp_hsi; }; struct bnx2x_rxq_setup_params { /* dma */ dma_addr_t dscr_map; dma_addr_t sge_map; dma_addr_t rcq_map; dma_addr_t rcq_np_map; u16 drop_flags; u16 buf_sz; u8 fw_sb_id; u8 cl_qzone_id; /* valid iff BNX2X_Q_FLG_TPA */ u16 tpa_agg_sz; u16 sge_buf_sz; u8 max_sges_pkt; u8 max_tpa_queues; u8 rss_engine_id; /* valid iff BNX2X_Q_FLG_MCAST */ u8 mcast_engine_id; u8 cache_line_log; u8 sb_cq_index; /* valid iff BXN2X_Q_FLG_SILENT_VLAN_REM */ u16 silent_removal_value; u16 silent_removal_mask; }; struct bnx2x_txq_setup_params { /* dma */ dma_addr_t dscr_map; u8 fw_sb_id; u8 sb_cq_index; u8 cos; /* valid iff BNX2X_Q_FLG_COS */ u16 traffic_type; /* equals to the leading rss client id, used for TX classification*/ u8 tss_leading_cl_id; /* valid iff BNX2X_Q_FLG_DEF_VLAN */ u16 default_vlan; }; struct bnx2x_queue_setup_params { struct bnx2x_general_setup_params gen_params; struct bnx2x_txq_setup_params txq_params; struct bnx2x_rxq_setup_params rxq_params; struct rxq_pause_params pause_params; unsigned long flags; }; struct bnx2x_queue_setup_tx_only_params { struct bnx2x_general_setup_params gen_params; struct bnx2x_txq_setup_params txq_params; unsigned long flags; /* index within the tx_only cids of this queue object */ u8 cid_index; }; struct bnx2x_queue_state_params { struct bnx2x_queue_sp_obj *q_obj; /* Current command */ enum bnx2x_queue_cmd cmd; /* may have RAMROD_COMP_WAIT set only */ unsigned long ramrod_flags; /* Params according to the current command */ union { struct bnx2x_queue_update_params update; struct bnx2x_queue_update_tpa_params update_tpa; struct bnx2x_queue_setup_params setup; struct bnx2x_queue_init_params init; struct bnx2x_queue_setup_tx_only_params tx_only; struct bnx2x_queue_terminate_params terminate; struct bnx2x_queue_cfc_del_params cfc_del; } params; }; struct bnx2x_viflist_params { u8 echo_res; u8 func_bit_map_res; }; struct bnx2x_queue_sp_obj { u32 cids[BNX2X_MULTI_TX_COS]; u8 cl_id; u8 func_id; /* number of traffic classes supported by queue. * The primary connection of the queue supports the first traffic * class. Any further traffic class is supported by a tx-only * connection. * * Therefore max_cos is also a number of valid entries in the cids * array. */ u8 max_cos; u8 num_tx_only, next_tx_only; enum bnx2x_q_state state, next_state; /* bits from enum bnx2x_q_type */ unsigned long type; /* BNX2X_Q_CMD_XX bits. This object implements "one * pending" paradigm but for debug and tracing purposes it's * more convenient to have different bits for different * commands. */ unsigned long pending; /* Buffer to use as a ramrod data and its mapping */ void *rdata; dma_addr_t rdata_mapping; /** * Performs one state change according to the given parameters. * * @return 0 in case of success and negative value otherwise. */ int (*send_cmd)(struct bnx2x *bp, struct bnx2x_queue_state_params *params); /** * Sets the pending bit according to the requested transition. */ int (*set_pending)(struct bnx2x_queue_sp_obj *o, struct bnx2x_queue_state_params *params); /** * Checks that the requested state transition is legal. */ int (*check_transition)(struct bnx2x *bp, struct bnx2x_queue_sp_obj *o, struct bnx2x_queue_state_params *params); /** * Completes the pending command. */ int (*complete_cmd)(struct bnx2x *bp, struct bnx2x_queue_sp_obj *o, enum bnx2x_queue_cmd); int (*wait_comp)(struct bnx2x *bp, struct bnx2x_queue_sp_obj *o, enum bnx2x_queue_cmd cmd); }; /********************** Function state update *********************************/ /* UPDATE command options */ enum { BNX2X_F_UPDATE_TX_SWITCH_SUSPEND_CHNG, BNX2X_F_UPDATE_TX_SWITCH_SUSPEND, BNX2X_F_UPDATE_SD_VLAN_TAG_CHNG, BNX2X_F_UPDATE_SD_VLAN_ETH_TYPE_CHNG, BNX2X_F_UPDATE_VLAN_FORCE_PRIO_CHNG, BNX2X_F_UPDATE_VLAN_FORCE_PRIO_FLAG, BNX2X_F_UPDATE_TUNNEL_CFG_CHNG, BNX2X_F_UPDATE_TUNNEL_INNER_CLSS_L2GRE, BNX2X_F_UPDATE_TUNNEL_INNER_CLSS_VXLAN, BNX2X_F_UPDATE_TUNNEL_INNER_CLSS_L2GENEVE, BNX2X_F_UPDATE_TUNNEL_INNER_RSS, }; /* Allowed Function states */ enum bnx2x_func_state { BNX2X_F_STATE_RESET, BNX2X_F_STATE_INITIALIZED, BNX2X_F_STATE_STARTED, BNX2X_F_STATE_TX_STOPPED, BNX2X_F_STATE_MAX, }; /* Allowed Function commands */ enum bnx2x_func_cmd { BNX2X_F_CMD_HW_INIT, BNX2X_F_CMD_START, BNX2X_F_CMD_STOP, BNX2X_F_CMD_HW_RESET, BNX2X_F_CMD_AFEX_UPDATE, BNX2X_F_CMD_AFEX_VIFLISTS, BNX2X_F_CMD_TX_STOP, BNX2X_F_CMD_TX_START, BNX2X_F_CMD_SWITCH_UPDATE, BNX2X_F_CMD_SET_TIMESYNC, BNX2X_F_CMD_MAX, }; struct bnx2x_func_hw_init_params { /* A load phase returned by MCP. * * May be: * FW_MSG_CODE_DRV_LOAD_COMMON_CHIP * FW_MSG_CODE_DRV_LOAD_COMMON * FW_MSG_CODE_DRV_LOAD_PORT * FW_MSG_CODE_DRV_LOAD_FUNCTION */ u32 load_phase; }; struct bnx2x_func_hw_reset_params { /* A load phase returned by MCP. * * May be: * FW_MSG_CODE_DRV_LOAD_COMMON_CHIP * FW_MSG_CODE_DRV_LOAD_COMMON * FW_MSG_CODE_DRV_LOAD_PORT * FW_MSG_CODE_DRV_LOAD_FUNCTION */ u32 reset_phase; }; struct bnx2x_func_start_params { /* Multi Function mode: * - Single Function * - Switch Dependent * - Switch Independent */ u16 mf_mode; /* Switch Dependent mode outer VLAN tag */ u16 sd_vlan_tag; /* Function cos mode */ u8 network_cos_mode; /* UDP dest port for VXLAN */ u16 vxlan_dst_port; /* UDP dest port for Geneve */ u16 geneve_dst_port; /* Enable inner Rx classifications for L2GRE packets */ u8 inner_clss_l2gre; /* Enable inner Rx classifications for L2-Geneve packets */ u8 inner_clss_l2geneve; /* Enable inner Rx classification for vxlan packets */ u8 inner_clss_vxlan; /* Enable RSS according to inner header */ u8 inner_rss; /* Allows accepting of packets failing MF classification, possibly * only matching a given ethertype */ u8 class_fail; u16 class_fail_ethtype; /* Override priority of output packets */ u8 sd_vlan_force_pri; u8 sd_vlan_force_pri_val; /* Replace vlan's ethertype */ u16 sd_vlan_eth_type; /* Prevent inner vlans from being added by FW */ u8 no_added_tags; /* Inner-to-Outer vlan priority mapping */ u8 c2s_pri[MAX_VLAN_PRIORITIES]; u8 c2s_pri_default; u8 c2s_pri_valid; }; struct bnx2x_func_switch_update_params { unsigned long changes; /* BNX2X_F_UPDATE_XX bits */ u16 vlan; u16 vlan_eth_type; u8 vlan_force_prio; u16 vxlan_dst_port; u16 geneve_dst_port; }; struct bnx2x_func_afex_update_params { u16 vif_id; u16 afex_default_vlan; u8 allowed_priorities; }; struct bnx2x_func_afex_viflists_params { u16 vif_list_index; u8 func_bit_map; u8 afex_vif_list_command; u8 func_to_clear; }; struct bnx2x_func_tx_start_params { struct priority_cos traffic_type_to_priority_cos[MAX_TRAFFIC_TYPES]; u8 dcb_enabled; u8 dcb_version; u8 dont_add_pri_0_en; u8 dcb_outer_pri[MAX_TRAFFIC_TYPES]; }; struct bnx2x_func_set_timesync_params { /* Reset, set or keep the current drift value */ u8 drift_adjust_cmd; /* Dec, inc or keep the current offset */ u8 offset_cmd; /* Drift value direction */ u8 add_sub_drift_adjust_value; /* Drift, period and offset values to be used according to the commands * above. */ u8 drift_adjust_value; u32 drift_adjust_period; u64 offset_delta; }; struct bnx2x_func_state_params { struct bnx2x_func_sp_obj *f_obj; /* Current command */ enum bnx2x_func_cmd cmd; /* may have RAMROD_COMP_WAIT set only */ unsigned long ramrod_flags; /* Params according to the current command */ union { struct bnx2x_func_hw_init_params hw_init; struct bnx2x_func_hw_reset_params hw_reset; struct bnx2x_func_start_params start; struct bnx2x_func_switch_update_params switch_update; struct bnx2x_func_afex_update_params afex_update; struct bnx2x_func_afex_viflists_params afex_viflists; struct bnx2x_func_tx_start_params tx_start; struct bnx2x_func_set_timesync_params set_timesync; } params; }; struct bnx2x_func_sp_drv_ops { /* Init tool + runtime initialization: * - Common Chip * - Common (per Path) * - Port * - Function phases */ int (*init_hw_cmn_chip)(struct bnx2x *bp); int (*init_hw_cmn)(struct bnx2x *bp); int (*init_hw_port)(struct bnx2x *bp); int (*init_hw_func)(struct bnx2x *bp); /* Reset Function HW: Common, Port, Function phases. */ void (*reset_hw_cmn)(struct bnx2x *bp); void (*reset_hw_port)(struct bnx2x *bp); void (*reset_hw_func)(struct bnx2x *bp); /* Init/Free GUNZIP resources */ int (*gunzip_init)(struct bnx2x *bp); void (*gunzip_end)(struct bnx2x *bp); /* Prepare/Release FW resources */ int (*init_fw)(struct bnx2x *bp); void (*release_fw)(struct bnx2x *bp); }; struct bnx2x_func_sp_obj { enum bnx2x_func_state state, next_state; /* BNX2X_FUNC_CMD_XX bits. This object implements "one * pending" paradigm but for debug and tracing purposes it's * more convenient to have different bits for different * commands. */ unsigned long pending; /* Buffer to use as a ramrod data and its mapping */ void *rdata; dma_addr_t rdata_mapping; /* Buffer to use as a afex ramrod data and its mapping. * This can't be same rdata as above because afex ramrod requests * can arrive to the object in parallel to other ramrod requests. */ void *afex_rdata; dma_addr_t afex_rdata_mapping; /* this mutex validates that when pending flag is taken, the next * ramrod to be sent will be the one set the pending bit */ struct mutex one_pending_mutex; /* Driver interface */ struct bnx2x_func_sp_drv_ops *drv; /** * Performs one state change according to the given parameters. * * @return 0 in case of success and negative value otherwise. */ int (*send_cmd)(struct bnx2x *bp, struct bnx2x_func_state_params *params); /** * Checks that the requested state transition is legal. */ int (*check_transition)(struct bnx2x *bp, struct bnx2x_func_sp_obj *o, struct bnx2x_func_state_params *params); /** * Completes the pending command. */ int (*complete_cmd)(struct bnx2x *bp, struct bnx2x_func_sp_obj *o, enum bnx2x_func_cmd cmd); int (*wait_comp)(struct bnx2x *bp, struct bnx2x_func_sp_obj *o, enum bnx2x_func_cmd cmd); }; /********************** Interfaces ********************************************/ /* Queueable objects set */ union bnx2x_qable_obj { struct bnx2x_vlan_mac_obj vlan_mac; }; /************** Function state update *********/ void bnx2x_init_func_obj(struct bnx2x *bp, struct bnx2x_func_sp_obj *obj, void *rdata, dma_addr_t rdata_mapping, void *afex_rdata, dma_addr_t afex_rdata_mapping, struct bnx2x_func_sp_drv_ops *drv_iface); int bnx2x_func_state_change(struct bnx2x *bp, struct bnx2x_func_state_params *params); enum bnx2x_func_state bnx2x_func_get_state(struct bnx2x *bp, struct bnx2x_func_sp_obj *o); /******************* Queue State **************/ void bnx2x_init_queue_obj(struct bnx2x *bp, struct bnx2x_queue_sp_obj *obj, u8 cl_id, u32 *cids, u8 cid_cnt, u8 func_id, void *rdata, dma_addr_t rdata_mapping, unsigned long type); int bnx2x_queue_state_change(struct bnx2x *bp, struct bnx2x_queue_state_params *params); int bnx2x_get_q_logical_state(struct bnx2x *bp, struct bnx2x_queue_sp_obj *obj); /********************* VLAN-MAC ****************/ void bnx2x_init_mac_obj(struct bnx2x *bp, struct bnx2x_vlan_mac_obj *mac_obj, u8 cl_id, u32 cid, u8 func_id, void *rdata, dma_addr_t rdata_mapping, int state, unsigned long *pstate, bnx2x_obj_type type, struct bnx2x_credit_pool_obj *macs_pool); void bnx2x_init_vlan_obj(struct bnx2x *bp, struct bnx2x_vlan_mac_obj *vlan_obj, u8 cl_id, u32 cid, u8 func_id, void *rdata, dma_addr_t rdata_mapping, int state, unsigned long *pstate, bnx2x_obj_type type, struct bnx2x_credit_pool_obj *vlans_pool); void bnx2x_init_vlan_mac_obj(struct bnx2x *bp, struct bnx2x_vlan_mac_obj *vlan_mac_obj, u8 cl_id, u32 cid, u8 func_id, void *rdata, dma_addr_t rdata_mapping, int state, unsigned long *pstate, bnx2x_obj_type type, struct bnx2x_credit_pool_obj *macs_pool, struct bnx2x_credit_pool_obj *vlans_pool); int bnx2x_vlan_mac_h_read_lock(struct bnx2x *bp, struct bnx2x_vlan_mac_obj *o); void bnx2x_vlan_mac_h_read_unlock(struct bnx2x *bp, struct bnx2x_vlan_mac_obj *o); int bnx2x_vlan_mac_h_write_lock(struct bnx2x *bp, struct bnx2x_vlan_mac_obj *o); int bnx2x_config_vlan_mac(struct bnx2x *bp, struct bnx2x_vlan_mac_ramrod_params *p); int bnx2x_vlan_mac_move(struct bnx2x *bp, struct bnx2x_vlan_mac_ramrod_params *p, struct bnx2x_vlan_mac_obj *dest_o); /********************* RX MODE ****************/ void bnx2x_init_rx_mode_obj(struct bnx2x *bp, struct bnx2x_rx_mode_obj *o); /** * bnx2x_config_rx_mode - Send and RX_MODE ramrod according to the provided parameters. * * @p: Command parameters * * Return: 0 - if operation was successful and there is no pending completions, * positive number - if there are pending completions, * negative - if there were errors */ int bnx2x_config_rx_mode(struct bnx2x *bp, struct bnx2x_rx_mode_ramrod_params *p); /****************** MULTICASTS ****************/ void bnx2x_init_mcast_obj(struct bnx2x *bp, struct bnx2x_mcast_obj *mcast_obj, u8 mcast_cl_id, u32 mcast_cid, u8 func_id, u8 engine_id, void *rdata, dma_addr_t rdata_mapping, int state, unsigned long *pstate, bnx2x_obj_type type); /** * bnx2x_config_mcast - Configure multicast MACs list. * * @cmd: command to execute: BNX2X_MCAST_CMD_X * * May configure a new list * provided in p->mcast_list (BNX2X_MCAST_CMD_ADD), clean up * (BNX2X_MCAST_CMD_DEL) or restore (BNX2X_MCAST_CMD_RESTORE) a current * configuration, continue to execute the pending commands * (BNX2X_MCAST_CMD_CONT). * * If previous command is still pending or if number of MACs to * configure is more that maximum number of MACs in one command, * the current command will be enqueued to the tail of the * pending commands list. * * Return: 0 is operation was successful and there are no pending completions, * negative if there were errors, positive if there are pending * completions. */ int bnx2x_config_mcast(struct bnx2x *bp, struct bnx2x_mcast_ramrod_params *p, enum bnx2x_mcast_cmd cmd); /****************** CREDIT POOL ****************/ void bnx2x_init_mac_credit_pool(struct bnx2x *bp, struct bnx2x_credit_pool_obj *p, u8 func_id, u8 func_num); void bnx2x_init_vlan_credit_pool(struct bnx2x *bp, struct bnx2x_credit_pool_obj *p, u8 func_id, u8 func_num); void bnx2x_init_credit_pool(struct bnx2x_credit_pool_obj *p, int base, int credit); /****************** RSS CONFIGURATION ****************/ void bnx2x_init_rss_config_obj(struct bnx2x *bp, struct bnx2x_rss_config_obj *rss_obj, u8 cl_id, u32 cid, u8 func_id, u8 engine_id, void *rdata, dma_addr_t rdata_mapping, int state, unsigned long *pstate, bnx2x_obj_type type); /** * bnx2x_config_rss - Updates RSS configuration according to provided parameters * * Return: 0 in case of success */ int bnx2x_config_rss(struct bnx2x *bp, struct bnx2x_config_rss_params *p); /** * bnx2x_get_rss_ind_table - Return the current ind_table configuration. * * @ind_table: buffer to fill with the current indirection * table content. Should be at least * T_ETH_INDIRECTION_TABLE_SIZE bytes long. */ void bnx2x_get_rss_ind_table(struct bnx2x_rss_config_obj *rss_obj, u8 *ind_table); #define PF_MAC_CREDIT_E2(bp, func_num) \ ((MAX_MAC_CREDIT_E2 - GET_NUM_VFS_PER_PATH(bp) * VF_MAC_CREDIT_CNT) / \ func_num + GET_NUM_VFS_PER_PF(bp) * VF_MAC_CREDIT_CNT) #define BNX2X_VFS_VLAN_CREDIT(bp) \ (GET_NUM_VFS_PER_PATH(bp) * VF_VLAN_CREDIT_CNT) #define PF_VLAN_CREDIT_E2(bp, func_num) \ ((MAX_VLAN_CREDIT_E2 - 1 - BNX2X_VFS_VLAN_CREDIT(bp)) / \ func_num + GET_NUM_VFS_PER_PF(bp) * VF_VLAN_CREDIT_CNT) #endif /* BNX2X_SP_VERBS */ |