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1/* bnx2fc_constants.h: QLogic Linux FCoE offload driver.2 * Handles operations such as session offload/upload etc, and manages3 * session resources such as connection id and qp resources.4 *5 * Copyright (c) 2008-2013 Broadcom Corporation6 * Copyright (c) 2014-2016 QLogic Corporation7 * Copyright (c) 2016-2017 Cavium Inc.8 *9 * This program is free software; you can redistribute it and/or modify10 * it under the terms of the GNU General Public License as published by11 * the Free Software Foundation.12 *13 */14 15#ifndef __BNX2FC_CONSTANTS_H_16#define __BNX2FC_CONSTANTS_H_17 18/**19 * This file defines HSI constants for the FCoE flows20 */21 22/* Current FCoE HSI version number composed of two fields (16 bit) */23/* Implies on a change broken previous HSI */24#define FCOE_HSI_MAJOR_VERSION (2)25/* Implies on a change which does not broken previous HSI */26#define FCOE_HSI_MINOR_VERSION (1)27 28/* KWQ/KCQ FCoE layer code */29#define FCOE_KWQE_LAYER_CODE (7)30 31/* KWQ (kernel work queue) request op codes */32#define FCOE_KWQE_OPCODE_INIT1 (0)33#define FCOE_KWQE_OPCODE_INIT2 (1)34#define FCOE_KWQE_OPCODE_INIT3 (2)35#define FCOE_KWQE_OPCODE_OFFLOAD_CONN1 (3)36#define FCOE_KWQE_OPCODE_OFFLOAD_CONN2 (4)37#define FCOE_KWQE_OPCODE_OFFLOAD_CONN3 (5)38#define FCOE_KWQE_OPCODE_OFFLOAD_CONN4 (6)39#define FCOE_KWQE_OPCODE_ENABLE_CONN (7)40#define FCOE_KWQE_OPCODE_DISABLE_CONN (8)41#define FCOE_KWQE_OPCODE_DESTROY_CONN (9)42#define FCOE_KWQE_OPCODE_DESTROY (10)43#define FCOE_KWQE_OPCODE_STAT (11)44 45/* KCQ (kernel completion queue) response op codes */46#define FCOE_KCQE_OPCODE_INIT_FUNC (0x10)47#define FCOE_KCQE_OPCODE_DESTROY_FUNC (0x11)48#define FCOE_KCQE_OPCODE_STAT_FUNC (0x12)49#define FCOE_KCQE_OPCODE_OFFLOAD_CONN (0x15)50#define FCOE_KCQE_OPCODE_ENABLE_CONN (0x16)51#define FCOE_KCQE_OPCODE_DISABLE_CONN (0x17)52#define FCOE_KCQE_OPCODE_DESTROY_CONN (0x18)53#define FCOE_KCQE_OPCODE_CQ_EVENT_NOTIFICATION (0x20)54#define FCOE_KCQE_OPCODE_FCOE_ERROR (0x21)55 56/* KCQ (kernel completion queue) completion status */57#define FCOE_KCQE_COMPLETION_STATUS_SUCCESS (0x0)58#define FCOE_KCQE_COMPLETION_STATUS_ERROR (0x1)59#define FCOE_KCQE_COMPLETION_STATUS_INVALID_OPCODE (0x2)60#define FCOE_KCQE_COMPLETION_STATUS_CTX_ALLOC_FAILURE (0x3)61#define FCOE_KCQE_COMPLETION_STATUS_CTX_FREE_FAILURE (0x4)62#define FCOE_KCQE_COMPLETION_STATUS_NIC_ERROR (0x5)63#define FCOE_KCQE_COMPLETION_STATUS_WRONG_HSI_VERSION (0x6)64#define FCOE_KCQE_COMPLETION_STATUS_PARITY_ERROR (0x81)65 66/* CQE type */67#define FCOE_PENDING_CQE_TYPE 068#define FCOE_UNSOLIC_CQE_TYPE 169 70/* Unsolicited CQE type */71#define FCOE_UNSOLICITED_FRAME_CQE_TYPE 072#define FCOE_ERROR_DETECTION_CQE_TYPE 173#define FCOE_WARNING_DETECTION_CQE_TYPE 274 75/* E_D_TOV timer resolution in ms */76#define FCOE_E_D_TOV_TIMER_RESOLUTION_MS (20)77 78/* E_D_TOV timer resolution for SDM (4 micro) */79#define FCOE_E_D_TOV_SDM_TIMER_RESOLUTION \80 (FCOE_E_D_TOV_TIMER_RESOLUTION_MS * 1000 / 4)81 82/* REC timer resolution in ms */83#define FCOE_REC_TIMER_RESOLUTION_MS (20)84 85/* REC timer resolution for SDM (4 micro) */86#define FCOE_REC_SDM_TIMER_RESOLUTION (FCOE_REC_TIMER_RESOLUTION_MS * 1000 / 4)87 88/* E_D_TOV timer default wraparound value (2 sec) in 20 ms resolution */89#define FCOE_E_D_TOV_DEFAULT_WRAPAROUND_VAL \90 (2000 / FCOE_E_D_TOV_TIMER_RESOLUTION_MS)91 92/* REC_TOV timer default wraparound value (3 sec) in 20 ms resolution */93#define FCOE_REC_TOV_DEFAULT_WRAPAROUND_VAL \94 (3000 / FCOE_REC_TIMER_RESOLUTION_MS)95 96#define FCOE_NUM_OF_TIMER_TASKS (8 * 1024)97 98#define FCOE_NUM_OF_CACHED_TASKS_TIMER (8)99 100/* Task context constants */101/******** Remove FCP_CMD write tce sleep ***********************/102/* In case timer services are required then shall be updated by Xstorm after103 * start processing the task. In case no timer facilities are required then the104 * driver would initialize the state to this value105 *106#define FCOE_TASK_TX_STATE_NORMAL 0107 * After driver has initialize the task in case timer services required *108#define FCOE_TASK_TX_STATE_INIT 1109******** Remove FCP_CMD write tce sleep ***********************/110/* After driver has initialize the task in case timer services required */111#define FCOE_TASK_TX_STATE_INIT 0112/* In case timer services are required then shall be updated by Xstorm after113 * start processing the task. In case no timer facilities are required then the114 * driver would initialize the state to this value115 */116#define FCOE_TASK_TX_STATE_NORMAL 1117/* Task is under abort procedure. Updated in order to stop processing of118 * pending WQEs on this task119 */120#define FCOE_TASK_TX_STATE_ABORT 2121/* For E_D_T_TOV timer expiration in Xstorm (Class 2 only) */122#define FCOE_TASK_TX_STATE_ERROR 3123/* For REC_TOV timer expiration indication received from Xstorm */124#define FCOE_TASK_TX_STATE_WARNING 4125/* For completed unsolicited task */126#define FCOE_TASK_TX_STATE_UNSOLICITED_COMPLETED 5127/* For exchange cleanup request task */128#define FCOE_TASK_TX_STATE_EXCHANGE_CLEANUP 6129/* For sequence cleanup request task */130#define FCOE_TASK_TX_STATE_SEQUENCE_CLEANUP 7131/* For completion the ABTS task. */132#define FCOE_TASK_TX_STATE_ABTS_TX 8133 134#define FCOE_TASK_RX_STATE_NORMAL 0135#define FCOE_TASK_RX_STATE_COMPLETED 1136/* Obsolete: Intermediate completion (middle path with local completion) */137#define FCOE_TASK_RX_STATE_INTER_COMP 2138/* For REC_TOV timer expiration indication received from Xstorm */139#define FCOE_TASK_RX_STATE_WARNING 3140/* For E_D_T_TOV timer expiration in Ustorm */141#define FCOE_TASK_RX_STATE_ERROR 4142/* FW only: First visit at rx-path, part of the abts round trip */143#define FCOE_TASK_RX_STATE_ABTS_IN_PROCESS 5144/* FW only: Second visit at rx-path, after ABTS frame transmitted */145#define FCOE_TASK_RX_STATE_ABTS_TRANSMITTED 6146/* Special completion indication in case of task was aborted. */147#define FCOE_TASK_RX_STATE_ABTS_COMPLETED 7148/* FW only: First visit at rx-path, part of the cleanup round trip */149#define FCOE_TASK_RX_STATE_EXCHANGE_CLEANUP_IN_PROCESS 8150/* FW only: Special completion indication in case of task was cleaned. */151#define FCOE_TASK_RX_STATE_EXCHANGE_CLEANUP_COMPLETED 9152/* Not in used: Special completion indication (in task requested the exchange153 * cleanup) in case cleaned task is in non-valid.154 */155#define FCOE_TASK_RX_STATE_ABORT_CLEANUP_COMPLETED 10156/* Special completion indication (in task requested the sequence cleanup) in157 * case cleaned task was already returned to normal.158 */159#define FCOE_TASK_RX_STATE_IGNORED_SEQUENCE_CLEANUP 11160 161 162#define FCOE_TASK_TYPE_WRITE 0163#define FCOE_TASK_TYPE_READ 1164#define FCOE_TASK_TYPE_MIDPATH 2165#define FCOE_TASK_TYPE_UNSOLICITED 3166#define FCOE_TASK_TYPE_ABTS 4167#define FCOE_TASK_TYPE_EXCHANGE_CLEANUP 5168#define FCOE_TASK_TYPE_SEQUENCE_CLEANUP 6169 170#define FCOE_TASK_DEV_TYPE_DISK 0171#define FCOE_TASK_DEV_TYPE_TAPE 1172 173#define FCOE_TASK_CLASS_TYPE_3 0174#define FCOE_TASK_CLASS_TYPE_2 1175 176/* FCoE/FC packet fields */177#define FCOE_ETH_TYPE 0x8906178 179/* FCoE maximum elements in hash table */180#define FCOE_MAX_ELEMENTS_IN_HASH_TABLE_ROW 8181 182/* FCoE half of the elements in hash table */183#define FCOE_HALF_ELEMENTS_IN_HASH_TABLE_ROW \184 (FCOE_MAX_ELEMENTS_IN_HASH_TABLE_ROW / 2)185 186/* FcoE number of cached T2 entries */187#define T_FCOE_NUMBER_OF_CACHED_T2_ENTRIES (4)188 189/* FCoE maximum elements in hash table */190#define FCOE_HASH_TBL_CHUNK_SIZE 16384191 192/* Everest FCoE connection type */193#define B577XX_FCOE_CONNECTION_TYPE 4194 195/* FCoE number of rows (in log). This number derives196 * from the maximum connections supported which is 2048.197 * TBA: Need a different constant for E2198 */199#define FCOE_MAX_NUM_SESSIONS_LOG 11200 201#define FC_ABTS_REPLY_MAX_PAYLOAD_LEN 12202 203/* Error codes for Error Reporting in slow path flows */204#define FCOE_SLOW_PATH_ERROR_CODE_TOO_MANY_FUNCS 0205#define FCOE_SLOW_PATH_ERROR_CODE_NO_LICENSE 1206 207/* Error codes for Error Reporting in fast path flows208 * XFER error codes209 */210#define FCOE_ERROR_CODE_XFER_OOO_RO 0211#define FCOE_ERROR_CODE_XFER_RO_NOT_ALIGNED 1212#define FCOE_ERROR_CODE_XFER_NULL_BURST_LEN 2213#define FCOE_ERROR_CODE_XFER_RO_GREATER_THAN_DATA2TRNS 3214#define FCOE_ERROR_CODE_XFER_INVALID_PAYLOAD_SIZE 4215#define FCOE_ERROR_CODE_XFER_TASK_TYPE_NOT_WRITE 5216#define FCOE_ERROR_CODE_XFER_PEND_XFER_SET 6217#define FCOE_ERROR_CODE_XFER_OPENED_SEQ 7218#define FCOE_ERROR_CODE_XFER_FCTL 8219 220/* FCP RSP error codes */221#define FCOE_ERROR_CODE_FCP_RSP_BIDI_FLAGS_SET 9222#define FCOE_ERROR_CODE_FCP_RSP_UNDERFLOW 10223#define FCOE_ERROR_CODE_FCP_RSP_OVERFLOW 11224#define FCOE_ERROR_CODE_FCP_RSP_INVALID_LENGTH_FIELD 12225#define FCOE_ERROR_CODE_FCP_RSP_INVALID_SNS_FIELD 13226#define FCOE_ERROR_CODE_FCP_RSP_INVALID_PAYLOAD_SIZE 14227#define FCOE_ERROR_CODE_FCP_RSP_PEND_XFER_SET 15228#define FCOE_ERROR_CODE_FCP_RSP_OPENED_SEQ 16229#define FCOE_ERROR_CODE_FCP_RSP_FCTL 17230#define FCOE_ERROR_CODE_FCP_RSP_LAST_SEQ_RESET 18231#define FCOE_ERROR_CODE_FCP_RSP_CONF_REQ_NOT_SUPPORTED_YET 19232 233/* FCP DATA error codes */234#define FCOE_ERROR_CODE_DATA_OOO_RO 20235#define FCOE_ERROR_CODE_DATA_EXCEEDS_DEFINED_MAX_FRAME_SIZE 21236#define FCOE_ERROR_CODE_DATA_EXCEEDS_DATA2TRNS 22237#define FCOE_ERROR_CODE_DATA_SOFI3_SEQ_ACTIVE_SET 23238#define FCOE_ERROR_CODE_DATA_SOFN_SEQ_ACTIVE_RESET 24239#define FCOE_ERROR_CODE_DATA_EOFN_END_SEQ_SET 25240#define FCOE_ERROR_CODE_DATA_EOFT_END_SEQ_RESET 26241#define FCOE_ERROR_CODE_DATA_TASK_TYPE_NOT_READ 27242#define FCOE_ERROR_CODE_DATA_FCTL 28243 244/* Middle path error codes */245#define FCOE_ERROR_CODE_MIDPATH_INVALID_TYPE 29246#define FCOE_ERROR_CODE_MIDPATH_SOFI3_SEQ_ACTIVE_SET 30247#define FCOE_ERROR_CODE_MIDPATH_SOFN_SEQ_ACTIVE_RESET 31248#define FCOE_ERROR_CODE_MIDPATH_EOFN_END_SEQ_SET 32249#define FCOE_ERROR_CODE_MIDPATH_EOFT_END_SEQ_RESET 33250#define FCOE_ERROR_CODE_MIDPATH_REPLY_FCTL 34251#define FCOE_ERROR_CODE_MIDPATH_INVALID_REPLY 35252#define FCOE_ERROR_CODE_MIDPATH_ELS_REPLY_RCTL 36253 254/* ABTS error codes */255#define FCOE_ERROR_CODE_ABTS_REPLY_F_CTL 37256#define FCOE_ERROR_CODE_ABTS_REPLY_DDF_RCTL_FIELD 38257#define FCOE_ERROR_CODE_ABTS_REPLY_INVALID_BLS_RCTL 39258#define FCOE_ERROR_CODE_ABTS_REPLY_INVALID_RCTL 40259#define FCOE_ERROR_CODE_ABTS_REPLY_RCTL_GENERAL_MISMATCH 41260 261/* Common error codes */262#define FCOE_ERROR_CODE_COMMON_MIDDLE_FRAME_WITH_PAD 42263#define FCOE_ERROR_CODE_COMMON_SEQ_INIT_IN_TCE 43264#define FCOE_ERROR_CODE_COMMON_FC_HDR_RX_ID_MISMATCH 44265#define FCOE_ERROR_CODE_COMMON_INCORRECT_SEQ_CNT 45266#define FCOE_ERROR_CODE_COMMON_DATA_FC_HDR_FCP_TYPE_MISMATCH 46267#define FCOE_ERROR_CODE_COMMON_DATA_NO_MORE_SGES 47268#define FCOE_ERROR_CODE_COMMON_OPTIONAL_FC_HDR 48269#define FCOE_ERROR_CODE_COMMON_READ_TCE_OX_ID_TOO_BIG 49270#define FCOE_ERROR_CODE_COMMON_DATA_WAS_NOT_TRANSMITTED 50271 272/* Unsolicited Rx error codes */273#define FCOE_ERROR_CODE_UNSOLICITED_TYPE_NOT_ELS 51274#define FCOE_ERROR_CODE_UNSOLICITED_TYPE_NOT_BLS 52275#define FCOE_ERROR_CODE_UNSOLICITED_FCTL_ELS 53276#define FCOE_ERROR_CODE_UNSOLICITED_FCTL_BLS 54277#define FCOE_ERROR_CODE_UNSOLICITED_R_CTL 55278 279#define FCOE_ERROR_CODE_RW_TASK_DDF_RCTL_INFO_FIELD 56280#define FCOE_ERROR_CODE_RW_TASK_INVALID_RCTL 57281#define FCOE_ERROR_CODE_RW_TASK_RCTL_GENERAL_MISMATCH 58282 283/* Timer error codes */284#define FCOE_ERROR_CODE_E_D_TOV_TIMER_EXPIRATION 60285#define FCOE_ERROR_CODE_REC_TOV_TIMER_EXPIRATION 61286 287 288#endif /* BNX2FC_CONSTANTS_H_ */289