2014-07-03 16:18:28 +04:00
/* bnx2fc_constants.h: QLogic NetXtreme II Linux FCoE offload driver.
* Handles operations such as session offload / upload etc , and manages
* session resources such as connection id and qp resources .
*
* Copyright ( c ) 2008 - 2013 Broadcom Corporation
* Copyright ( c ) 2014 , QLogic Corporation
*
* This program is free software ; you can redistribute it and / or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation .
*
*/
2011-02-04 23:10:34 +03:00
# ifndef __BNX2FC_CONSTANTS_H_
# define __BNX2FC_CONSTANTS_H_
/**
* This file defines HSI constants for the FCoE flows
*/
2011-06-14 15:33:44 +04:00
/* Current FCoE HSI version number composed of two fields (16 bit) */
/* Implies on a change broken previous HSI */
2012-02-20 13:59:09 +04:00
# define FCOE_HSI_MAJOR_VERSION (2)
2011-06-14 15:33:44 +04:00
/* Implies on a change which does not broken previous HSI */
# define FCOE_HSI_MINOR_VERSION (1)
2011-02-04 23:10:34 +03:00
/* KWQ/KCQ FCoE layer code */
# define FCOE_KWQE_LAYER_CODE (7)
/* KWQ (kernel work queue) request op codes */
# define FCOE_KWQE_OPCODE_INIT1 (0)
# define FCOE_KWQE_OPCODE_INIT2 (1)
# define FCOE_KWQE_OPCODE_INIT3 (2)
# define FCOE_KWQE_OPCODE_OFFLOAD_CONN1 (3)
# define FCOE_KWQE_OPCODE_OFFLOAD_CONN2 (4)
# define FCOE_KWQE_OPCODE_OFFLOAD_CONN3 (5)
# define FCOE_KWQE_OPCODE_OFFLOAD_CONN4 (6)
# define FCOE_KWQE_OPCODE_ENABLE_CONN (7)
# define FCOE_KWQE_OPCODE_DISABLE_CONN (8)
# define FCOE_KWQE_OPCODE_DESTROY_CONN (9)
# define FCOE_KWQE_OPCODE_DESTROY (10)
# define FCOE_KWQE_OPCODE_STAT (11)
/* KCQ (kernel completion queue) response op codes */
# define FCOE_KCQE_OPCODE_INIT_FUNC (0x10)
# define FCOE_KCQE_OPCODE_DESTROY_FUNC (0x11)
# define FCOE_KCQE_OPCODE_STAT_FUNC (0x12)
# define FCOE_KCQE_OPCODE_OFFLOAD_CONN (0x15)
# define FCOE_KCQE_OPCODE_ENABLE_CONN (0x16)
# define FCOE_KCQE_OPCODE_DISABLE_CONN (0x17)
# define FCOE_KCQE_OPCODE_DESTROY_CONN (0x18)
# define FCOE_KCQE_OPCODE_CQ_EVENT_NOTIFICATION (0x20)
# define FCOE_KCQE_OPCODE_FCOE_ERROR (0x21)
/* KCQ (kernel completion queue) completion status */
# define FCOE_KCQE_COMPLETION_STATUS_SUCCESS (0x0)
# define FCOE_KCQE_COMPLETION_STATUS_ERROR (0x1)
# define FCOE_KCQE_COMPLETION_STATUS_INVALID_OPCODE (0x2)
# define FCOE_KCQE_COMPLETION_STATUS_CTX_ALLOC_FAILURE (0x3)
# define FCOE_KCQE_COMPLETION_STATUS_CTX_FREE_FAILURE (0x4)
# define FCOE_KCQE_COMPLETION_STATUS_NIC_ERROR (0x5)
2011-06-14 15:33:44 +04:00
# define FCOE_KCQE_COMPLETION_STATUS_WRONG_HSI_VERSION (0x6)
2012-03-21 19:38:34 +04:00
# define FCOE_KCQE_COMPLETION_STATUS_PARITY_ERROR (0x81)
2011-06-14 15:33:44 +04:00
/* CQE type */
# define FCOE_PENDING_CQE_TYPE 0
# define FCOE_UNSOLIC_CQE_TYPE 1
2011-02-04 23:10:34 +03:00
/* Unsolicited CQE type */
# define FCOE_UNSOLICITED_FRAME_CQE_TYPE 0
# define FCOE_ERROR_DETECTION_CQE_TYPE 1
# define FCOE_WARNING_DETECTION_CQE_TYPE 2
2011-06-14 15:33:44 +04:00
/* E_D_TOV timer resolution in ms */
# define FCOE_E_D_TOV_TIMER_RESOLUTION_MS (20)
/* E_D_TOV timer resolution for SDM (4 micro) */
# define FCOE_E_D_TOV_SDM_TIMER_RESOLUTION \
( FCOE_E_D_TOV_TIMER_RESOLUTION_MS * 1000 / 4 )
/* REC timer resolution in ms */
# define FCOE_REC_TIMER_RESOLUTION_MS (20)
/* REC timer resolution for SDM (4 micro) */
# define FCOE_REC_SDM_TIMER_RESOLUTION (FCOE_REC_TIMER_RESOLUTION_MS * 1000 / 4)
/* E_D_TOV timer default wraparound value (2 sec) in 20 ms resolution */
# define FCOE_E_D_TOV_DEFAULT_WRAPAROUND_VAL \
( 2000 / FCOE_E_D_TOV_TIMER_RESOLUTION_MS )
/* REC_TOV timer default wraparound value (3 sec) in 20 ms resolution */
# define FCOE_REC_TOV_DEFAULT_WRAPAROUND_VAL \
( 3000 / FCOE_REC_TIMER_RESOLUTION_MS )
# define FCOE_NUM_OF_TIMER_TASKS (8 * 1024)
# define FCOE_NUM_OF_CACHED_TASKS_TIMER (8)
2011-02-04 23:10:34 +03:00
/* Task context constants */
2011-06-14 15:33:44 +04:00
/******** Remove FCP_CMD write tce sleep ***********************/
/* In case timer services are required then shall be updated by Xstorm after
* start processing the task . In case no timer facilities are required then the
* driver would initialize the state to this value
*
# define FCOE_TASK_TX_STATE_NORMAL 0
* After driver has initialize the task in case timer services required *
# define FCOE_TASK_TX_STATE_INIT 1
* * * * * * * * Remove FCP_CMD write tce sleep * * * * * * * * * * * * * * * * * * * * * * */
2011-02-04 23:10:34 +03:00
/* After driver has initialize the task in case timer services required */
# define FCOE_TASK_TX_STATE_INIT 0
/* In case timer services are required then shall be updated by Xstorm after
* start processing the task . In case no timer facilities are required then the
2011-06-14 15:33:44 +04:00
* driver would initialize the state to this value
*/
2011-02-04 23:10:34 +03:00
# define FCOE_TASK_TX_STATE_NORMAL 1
/* Task is under abort procedure. Updated in order to stop processing of
2011-06-14 15:33:44 +04:00
* pending WQEs on this task
*/
2011-02-04 23:10:34 +03:00
# define FCOE_TASK_TX_STATE_ABORT 2
/* For E_D_T_TOV timer expiration in Xstorm (Class 2 only) */
# define FCOE_TASK_TX_STATE_ERROR 3
/* For REC_TOV timer expiration indication received from Xstorm */
# define FCOE_TASK_TX_STATE_WARNING 4
/* For completed unsolicited task */
# define FCOE_TASK_TX_STATE_UNSOLICITED_COMPLETED 5
/* For exchange cleanup request task */
# define FCOE_TASK_TX_STATE_EXCHANGE_CLEANUP 6
/* For sequence cleanup request task */
# define FCOE_TASK_TX_STATE_SEQUENCE_CLEANUP 7
/* For completion the ABTS task. */
2011-06-14 15:33:44 +04:00
# define FCOE_TASK_TX_STATE_ABTS_TX 8
2011-02-04 23:10:34 +03:00
# define FCOE_TASK_RX_STATE_NORMAL 0
# define FCOE_TASK_RX_STATE_COMPLETED 1
/* Obsolete: Intermediate completion (middle path with local completion) */
# define FCOE_TASK_RX_STATE_INTER_COMP 2
/* For REC_TOV timer expiration indication received from Xstorm */
# define FCOE_TASK_RX_STATE_WARNING 3
/* For E_D_T_TOV timer expiration in Ustorm */
# define FCOE_TASK_RX_STATE_ERROR 4
2011-06-14 15:33:44 +04:00
/* FW only: First visit at rx-path, part of the abts round trip */
# define FCOE_TASK_RX_STATE_ABTS_IN_PROCESS 5
/* FW only: Second visit at rx-path, after ABTS frame transmitted */
# define FCOE_TASK_RX_STATE_ABTS_TRANSMITTED 6
2011-02-04 23:10:34 +03:00
/* Special completion indication in case of task was aborted. */
# define FCOE_TASK_RX_STATE_ABTS_COMPLETED 7
2011-06-14 15:33:44 +04:00
/* FW only: First visit at rx-path, part of the cleanup round trip */
# define FCOE_TASK_RX_STATE_EXCHANGE_CLEANUP_IN_PROCESS 8
/* FW only: Special completion indication in case of task was cleaned. */
# define FCOE_TASK_RX_STATE_EXCHANGE_CLEANUP_COMPLETED 9
/* Not in used: Special completion indication (in task requested the exchange
* cleanup ) in case cleaned task is in non - valid .
*/
# define FCOE_TASK_RX_STATE_ABORT_CLEANUP_COMPLETED 10
2011-02-04 23:10:34 +03:00
/* Special completion indication (in task requested the sequence cleanup) in
2011-06-14 15:33:44 +04:00
* case cleaned task was already returned to normal .
*/
# define FCOE_TASK_RX_STATE_IGNORED_SEQUENCE_CLEANUP 11
2011-02-04 23:10:34 +03:00
# define FCOE_TASK_TYPE_WRITE 0
# define FCOE_TASK_TYPE_READ 1
# define FCOE_TASK_TYPE_MIDPATH 2
# define FCOE_TASK_TYPE_UNSOLICITED 3
# define FCOE_TASK_TYPE_ABTS 4
# define FCOE_TASK_TYPE_EXCHANGE_CLEANUP 5
# define FCOE_TASK_TYPE_SEQUENCE_CLEANUP 6
# define FCOE_TASK_DEV_TYPE_DISK 0
# define FCOE_TASK_DEV_TYPE_TAPE 1
# define FCOE_TASK_CLASS_TYPE_3 0
# define FCOE_TASK_CLASS_TYPE_2 1
2011-06-14 15:33:44 +04:00
/* FCoE/FC packet fields */
# define FCOE_ETH_TYPE 0x8906
/* FCoE maximum elements in hash table */
# define FCOE_MAX_ELEMENTS_IN_HASH_TABLE_ROW 8
/* FCoE half of the elements in hash table */
# define FCOE_HALF_ELEMENTS_IN_HASH_TABLE_ROW \
( FCOE_MAX_ELEMENTS_IN_HASH_TABLE_ROW / 2 )
/* FcoE number of cached T2 entries */
# define T_FCOE_NUMBER_OF_CACHED_T2_ENTRIES (4)
/* FCoE maximum elements in hash table */
# define FCOE_HASH_TBL_CHUNK_SIZE 16384
2011-02-04 23:10:34 +03:00
/* Everest FCoE connection type */
# define B577XX_FCOE_CONNECTION_TYPE 4
2011-06-14 15:33:44 +04:00
/* FCoE number of rows (in log). This number derives
* from the maximum connections supported which is 2048.
* TBA : Need a different constant for E2
*/
# define FCOE_MAX_NUM_SESSIONS_LOG 11
# define FC_ABTS_REPLY_MAX_PAYLOAD_LEN 12
/* Error codes for Error Reporting in slow path flows */
# define FCOE_SLOW_PATH_ERROR_CODE_TOO_MANY_FUNCS 0
# define FCOE_SLOW_PATH_ERROR_CODE_NO_LICENSE 1
/* Error codes for Error Reporting in fast path flows
* XFER error codes
*/
2011-02-04 23:10:34 +03:00
# define FCOE_ERROR_CODE_XFER_OOO_RO 0
# define FCOE_ERROR_CODE_XFER_RO_NOT_ALIGNED 1
# define FCOE_ERROR_CODE_XFER_NULL_BURST_LEN 2
# define FCOE_ERROR_CODE_XFER_RO_GREATER_THAN_DATA2TRNS 3
# define FCOE_ERROR_CODE_XFER_INVALID_PAYLOAD_SIZE 4
# define FCOE_ERROR_CODE_XFER_TASK_TYPE_NOT_WRITE 5
# define FCOE_ERROR_CODE_XFER_PEND_XFER_SET 6
# define FCOE_ERROR_CODE_XFER_OPENED_SEQ 7
# define FCOE_ERROR_CODE_XFER_FCTL 8
/* FCP RSP error codes */
# define FCOE_ERROR_CODE_FCP_RSP_BIDI_FLAGS_SET 9
# define FCOE_ERROR_CODE_FCP_RSP_UNDERFLOW 10
# define FCOE_ERROR_CODE_FCP_RSP_OVERFLOW 11
# define FCOE_ERROR_CODE_FCP_RSP_INVALID_LENGTH_FIELD 12
# define FCOE_ERROR_CODE_FCP_RSP_INVALID_SNS_FIELD 13
# define FCOE_ERROR_CODE_FCP_RSP_INVALID_PAYLOAD_SIZE 14
# define FCOE_ERROR_CODE_FCP_RSP_PEND_XFER_SET 15
# define FCOE_ERROR_CODE_FCP_RSP_OPENED_SEQ 16
# define FCOE_ERROR_CODE_FCP_RSP_FCTL 17
# define FCOE_ERROR_CODE_FCP_RSP_LAST_SEQ_RESET 18
# define FCOE_ERROR_CODE_FCP_RSP_CONF_REQ_NOT_SUPPORTED_YET 19
/* FCP DATA error codes */
# define FCOE_ERROR_CODE_DATA_OOO_RO 20
# define FCOE_ERROR_CODE_DATA_EXCEEDS_DEFINED_MAX_FRAME_SIZE 21
# define FCOE_ERROR_CODE_DATA_EXCEEDS_DATA2TRNS 22
# define FCOE_ERROR_CODE_DATA_SOFI3_SEQ_ACTIVE_SET 23
# define FCOE_ERROR_CODE_DATA_SOFN_SEQ_ACTIVE_RESET 24
# define FCOE_ERROR_CODE_DATA_EOFN_END_SEQ_SET 25
2011-06-14 15:33:44 +04:00
# define FCOE_ERROR_CODE_DATA_EOFT_END_SEQ_RESET 26
# define FCOE_ERROR_CODE_DATA_TASK_TYPE_NOT_READ 27
2011-02-04 23:10:34 +03:00
# define FCOE_ERROR_CODE_DATA_FCTL 28
/* Middle path error codes */
2011-06-14 15:33:44 +04:00
# define FCOE_ERROR_CODE_MIDPATH_INVALID_TYPE 29
2011-02-04 23:10:34 +03:00
# define FCOE_ERROR_CODE_MIDPATH_SOFI3_SEQ_ACTIVE_SET 30
# define FCOE_ERROR_CODE_MIDPATH_SOFN_SEQ_ACTIVE_RESET 31
# define FCOE_ERROR_CODE_MIDPATH_EOFN_END_SEQ_SET 32
# define FCOE_ERROR_CODE_MIDPATH_EOFT_END_SEQ_RESET 33
2011-06-14 15:33:44 +04:00
# define FCOE_ERROR_CODE_MIDPATH_REPLY_FCTL 34
2011-02-04 23:10:34 +03:00
# define FCOE_ERROR_CODE_MIDPATH_INVALID_REPLY 35
# define FCOE_ERROR_CODE_MIDPATH_ELS_REPLY_RCTL 36
/* ABTS error codes */
# define FCOE_ERROR_CODE_ABTS_REPLY_F_CTL 37
# define FCOE_ERROR_CODE_ABTS_REPLY_DDF_RCTL_FIELD 38
# define FCOE_ERROR_CODE_ABTS_REPLY_INVALID_BLS_RCTL 39
2011-06-14 15:33:44 +04:00
# define FCOE_ERROR_CODE_ABTS_REPLY_INVALID_RCTL 40
2011-02-04 23:10:34 +03:00
# define FCOE_ERROR_CODE_ABTS_REPLY_RCTL_GENERAL_MISMATCH 41
/* Common error codes */
# define FCOE_ERROR_CODE_COMMON_MIDDLE_FRAME_WITH_PAD 42
# define FCOE_ERROR_CODE_COMMON_SEQ_INIT_IN_TCE 43
# define FCOE_ERROR_CODE_COMMON_FC_HDR_RX_ID_MISMATCH 44
# define FCOE_ERROR_CODE_COMMON_INCORRECT_SEQ_CNT 45
# define FCOE_ERROR_CODE_COMMON_DATA_FC_HDR_FCP_TYPE_MISMATCH 46
# define FCOE_ERROR_CODE_COMMON_DATA_NO_MORE_SGES 47
# define FCOE_ERROR_CODE_COMMON_OPTIONAL_FC_HDR 48
# define FCOE_ERROR_CODE_COMMON_READ_TCE_OX_ID_TOO_BIG 49
2011-06-14 15:33:44 +04:00
# define FCOE_ERROR_CODE_COMMON_DATA_WAS_NOT_TRANSMITTED 50
2011-02-04 23:10:34 +03:00
/* Unsolicited Rx error codes */
# define FCOE_ERROR_CODE_UNSOLICITED_TYPE_NOT_ELS 51
# define FCOE_ERROR_CODE_UNSOLICITED_TYPE_NOT_BLS 52
# define FCOE_ERROR_CODE_UNSOLICITED_FCTL_ELS 53
# define FCOE_ERROR_CODE_UNSOLICITED_FCTL_BLS 54
# define FCOE_ERROR_CODE_UNSOLICITED_R_CTL 55
# define FCOE_ERROR_CODE_RW_TASK_DDF_RCTL_INFO_FIELD 56
# define FCOE_ERROR_CODE_RW_TASK_INVALID_RCTL 57
# define FCOE_ERROR_CODE_RW_TASK_RCTL_GENERAL_MISMATCH 58
/* Timer error codes */
# define FCOE_ERROR_CODE_E_D_TOV_TIMER_EXPIRATION 60
# define FCOE_ERROR_CODE_REC_TOV_TIMER_EXPIRATION 61
# endif /* BNX2FC_CONSTANTS_H_ */
