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de909d8740
Signed-off-by: Giridhar Malavali <giridhar.malavali@qlogic.com> Signed-off-by: Chad Dupuis <chad.dupuis@qlogic.com> Reviewed-by: Hannes Reinecke <hare@suse.de> Reviewed-by: Tomas Henzl <thenzl@redhat.com> Signed-off-by: James Bottomley <JBottomley@Odin.com>
288 lines
11 KiB
C
288 lines
11 KiB
C
/* bnx2fc_constants.h: QLogic Linux FCoE offload driver.
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* Handles operations such as session offload/upload etc, and manages
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* session resources such as connection id and qp resources.
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*
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* Copyright (c) 2008-2013 Broadcom Corporation
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* Copyright (c) 2014-2015 QLogic Corporation
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation.
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*
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*/
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#ifndef __BNX2FC_CONSTANTS_H_
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#define __BNX2FC_CONSTANTS_H_
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/**
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* This file defines HSI constants for the FCoE flows
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*/
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/* Current FCoE HSI version number composed of two fields (16 bit) */
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/* Implies on a change broken previous HSI */
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#define FCOE_HSI_MAJOR_VERSION (2)
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/* Implies on a change which does not broken previous HSI */
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#define FCOE_HSI_MINOR_VERSION (1)
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/* KWQ/KCQ FCoE layer code */
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#define FCOE_KWQE_LAYER_CODE (7)
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/* KWQ (kernel work queue) request op codes */
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#define FCOE_KWQE_OPCODE_INIT1 (0)
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#define FCOE_KWQE_OPCODE_INIT2 (1)
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#define FCOE_KWQE_OPCODE_INIT3 (2)
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#define FCOE_KWQE_OPCODE_OFFLOAD_CONN1 (3)
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#define FCOE_KWQE_OPCODE_OFFLOAD_CONN2 (4)
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#define FCOE_KWQE_OPCODE_OFFLOAD_CONN3 (5)
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#define FCOE_KWQE_OPCODE_OFFLOAD_CONN4 (6)
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#define FCOE_KWQE_OPCODE_ENABLE_CONN (7)
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#define FCOE_KWQE_OPCODE_DISABLE_CONN (8)
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#define FCOE_KWQE_OPCODE_DESTROY_CONN (9)
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#define FCOE_KWQE_OPCODE_DESTROY (10)
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#define FCOE_KWQE_OPCODE_STAT (11)
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/* KCQ (kernel completion queue) response op codes */
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#define FCOE_KCQE_OPCODE_INIT_FUNC (0x10)
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#define FCOE_KCQE_OPCODE_DESTROY_FUNC (0x11)
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#define FCOE_KCQE_OPCODE_STAT_FUNC (0x12)
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#define FCOE_KCQE_OPCODE_OFFLOAD_CONN (0x15)
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#define FCOE_KCQE_OPCODE_ENABLE_CONN (0x16)
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#define FCOE_KCQE_OPCODE_DISABLE_CONN (0x17)
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#define FCOE_KCQE_OPCODE_DESTROY_CONN (0x18)
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#define FCOE_KCQE_OPCODE_CQ_EVENT_NOTIFICATION (0x20)
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#define FCOE_KCQE_OPCODE_FCOE_ERROR (0x21)
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/* KCQ (kernel completion queue) completion status */
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#define FCOE_KCQE_COMPLETION_STATUS_SUCCESS (0x0)
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#define FCOE_KCQE_COMPLETION_STATUS_ERROR (0x1)
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#define FCOE_KCQE_COMPLETION_STATUS_INVALID_OPCODE (0x2)
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#define FCOE_KCQE_COMPLETION_STATUS_CTX_ALLOC_FAILURE (0x3)
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#define FCOE_KCQE_COMPLETION_STATUS_CTX_FREE_FAILURE (0x4)
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#define FCOE_KCQE_COMPLETION_STATUS_NIC_ERROR (0x5)
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#define FCOE_KCQE_COMPLETION_STATUS_WRONG_HSI_VERSION (0x6)
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#define FCOE_KCQE_COMPLETION_STATUS_PARITY_ERROR (0x81)
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/* CQE type */
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#define FCOE_PENDING_CQE_TYPE 0
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#define FCOE_UNSOLIC_CQE_TYPE 1
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/* Unsolicited CQE type */
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#define FCOE_UNSOLICITED_FRAME_CQE_TYPE 0
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#define FCOE_ERROR_DETECTION_CQE_TYPE 1
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#define FCOE_WARNING_DETECTION_CQE_TYPE 2
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/* E_D_TOV timer resolution in ms */
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#define FCOE_E_D_TOV_TIMER_RESOLUTION_MS (20)
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/* E_D_TOV timer resolution for SDM (4 micro) */
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#define FCOE_E_D_TOV_SDM_TIMER_RESOLUTION \
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(FCOE_E_D_TOV_TIMER_RESOLUTION_MS * 1000 / 4)
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/* REC timer resolution in ms */
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#define FCOE_REC_TIMER_RESOLUTION_MS (20)
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/* REC timer resolution for SDM (4 micro) */
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#define FCOE_REC_SDM_TIMER_RESOLUTION (FCOE_REC_TIMER_RESOLUTION_MS * 1000 / 4)
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/* E_D_TOV timer default wraparound value (2 sec) in 20 ms resolution */
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#define FCOE_E_D_TOV_DEFAULT_WRAPAROUND_VAL \
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(2000 / FCOE_E_D_TOV_TIMER_RESOLUTION_MS)
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/* REC_TOV timer default wraparound value (3 sec) in 20 ms resolution */
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#define FCOE_REC_TOV_DEFAULT_WRAPAROUND_VAL \
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(3000 / FCOE_REC_TIMER_RESOLUTION_MS)
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#define FCOE_NUM_OF_TIMER_TASKS (8 * 1024)
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#define FCOE_NUM_OF_CACHED_TASKS_TIMER (8)
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/* Task context constants */
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/******** Remove FCP_CMD write tce sleep ***********************/
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/* In case timer services are required then shall be updated by Xstorm after
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* start processing the task. In case no timer facilities are required then the
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* driver would initialize the state to this value
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*
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#define FCOE_TASK_TX_STATE_NORMAL 0
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* After driver has initialize the task in case timer services required *
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#define FCOE_TASK_TX_STATE_INIT 1
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******** Remove FCP_CMD write tce sleep ***********************/
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/* After driver has initialize the task in case timer services required */
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#define FCOE_TASK_TX_STATE_INIT 0
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/* In case timer services are required then shall be updated by Xstorm after
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* start processing the task. In case no timer facilities are required then the
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* driver would initialize the state to this value
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*/
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#define FCOE_TASK_TX_STATE_NORMAL 1
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/* Task is under abort procedure. Updated in order to stop processing of
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* pending WQEs on this task
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*/
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#define FCOE_TASK_TX_STATE_ABORT 2
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/* For E_D_T_TOV timer expiration in Xstorm (Class 2 only) */
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#define FCOE_TASK_TX_STATE_ERROR 3
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/* For REC_TOV timer expiration indication received from Xstorm */
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#define FCOE_TASK_TX_STATE_WARNING 4
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/* For completed unsolicited task */
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#define FCOE_TASK_TX_STATE_UNSOLICITED_COMPLETED 5
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/* For exchange cleanup request task */
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#define FCOE_TASK_TX_STATE_EXCHANGE_CLEANUP 6
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/* For sequence cleanup request task */
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#define FCOE_TASK_TX_STATE_SEQUENCE_CLEANUP 7
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/* For completion the ABTS task. */
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#define FCOE_TASK_TX_STATE_ABTS_TX 8
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#define FCOE_TASK_RX_STATE_NORMAL 0
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#define FCOE_TASK_RX_STATE_COMPLETED 1
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/* Obsolete: Intermediate completion (middle path with local completion) */
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#define FCOE_TASK_RX_STATE_INTER_COMP 2
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/* For REC_TOV timer expiration indication received from Xstorm */
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#define FCOE_TASK_RX_STATE_WARNING 3
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/* For E_D_T_TOV timer expiration in Ustorm */
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#define FCOE_TASK_RX_STATE_ERROR 4
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/* FW only: First visit at rx-path, part of the abts round trip */
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#define FCOE_TASK_RX_STATE_ABTS_IN_PROCESS 5
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/* FW only: Second visit at rx-path, after ABTS frame transmitted */
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#define FCOE_TASK_RX_STATE_ABTS_TRANSMITTED 6
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/* Special completion indication in case of task was aborted. */
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#define FCOE_TASK_RX_STATE_ABTS_COMPLETED 7
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/* FW only: First visit at rx-path, part of the cleanup round trip */
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#define FCOE_TASK_RX_STATE_EXCHANGE_CLEANUP_IN_PROCESS 8
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/* FW only: Special completion indication in case of task was cleaned. */
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#define FCOE_TASK_RX_STATE_EXCHANGE_CLEANUP_COMPLETED 9
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/* Not in used: Special completion indication (in task requested the exchange
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* cleanup) in case cleaned task is in non-valid.
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*/
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#define FCOE_TASK_RX_STATE_ABORT_CLEANUP_COMPLETED 10
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/* Special completion indication (in task requested the sequence cleanup) in
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* case cleaned task was already returned to normal.
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*/
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#define FCOE_TASK_RX_STATE_IGNORED_SEQUENCE_CLEANUP 11
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#define FCOE_TASK_TYPE_WRITE 0
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#define FCOE_TASK_TYPE_READ 1
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#define FCOE_TASK_TYPE_MIDPATH 2
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#define FCOE_TASK_TYPE_UNSOLICITED 3
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#define FCOE_TASK_TYPE_ABTS 4
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#define FCOE_TASK_TYPE_EXCHANGE_CLEANUP 5
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#define FCOE_TASK_TYPE_SEQUENCE_CLEANUP 6
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#define FCOE_TASK_DEV_TYPE_DISK 0
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#define FCOE_TASK_DEV_TYPE_TAPE 1
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#define FCOE_TASK_CLASS_TYPE_3 0
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#define FCOE_TASK_CLASS_TYPE_2 1
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/* FCoE/FC packet fields */
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#define FCOE_ETH_TYPE 0x8906
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/* FCoE maximum elements in hash table */
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#define FCOE_MAX_ELEMENTS_IN_HASH_TABLE_ROW 8
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/* FCoE half of the elements in hash table */
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#define FCOE_HALF_ELEMENTS_IN_HASH_TABLE_ROW \
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(FCOE_MAX_ELEMENTS_IN_HASH_TABLE_ROW / 2)
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/* FcoE number of cached T2 entries */
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#define T_FCOE_NUMBER_OF_CACHED_T2_ENTRIES (4)
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/* FCoE maximum elements in hash table */
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#define FCOE_HASH_TBL_CHUNK_SIZE 16384
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/* Everest FCoE connection type */
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#define B577XX_FCOE_CONNECTION_TYPE 4
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/* FCoE number of rows (in log). This number derives
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* from the maximum connections supported which is 2048.
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* TBA: Need a different constant for E2
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*/
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#define FCOE_MAX_NUM_SESSIONS_LOG 11
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#define FC_ABTS_REPLY_MAX_PAYLOAD_LEN 12
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/* Error codes for Error Reporting in slow path flows */
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#define FCOE_SLOW_PATH_ERROR_CODE_TOO_MANY_FUNCS 0
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#define FCOE_SLOW_PATH_ERROR_CODE_NO_LICENSE 1
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/* Error codes for Error Reporting in fast path flows
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* XFER error codes
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*/
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#define FCOE_ERROR_CODE_XFER_OOO_RO 0
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#define FCOE_ERROR_CODE_XFER_RO_NOT_ALIGNED 1
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#define FCOE_ERROR_CODE_XFER_NULL_BURST_LEN 2
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#define FCOE_ERROR_CODE_XFER_RO_GREATER_THAN_DATA2TRNS 3
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#define FCOE_ERROR_CODE_XFER_INVALID_PAYLOAD_SIZE 4
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#define FCOE_ERROR_CODE_XFER_TASK_TYPE_NOT_WRITE 5
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#define FCOE_ERROR_CODE_XFER_PEND_XFER_SET 6
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#define FCOE_ERROR_CODE_XFER_OPENED_SEQ 7
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#define FCOE_ERROR_CODE_XFER_FCTL 8
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/* FCP RSP error codes */
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#define FCOE_ERROR_CODE_FCP_RSP_BIDI_FLAGS_SET 9
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#define FCOE_ERROR_CODE_FCP_RSP_UNDERFLOW 10
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#define FCOE_ERROR_CODE_FCP_RSP_OVERFLOW 11
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#define FCOE_ERROR_CODE_FCP_RSP_INVALID_LENGTH_FIELD 12
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#define FCOE_ERROR_CODE_FCP_RSP_INVALID_SNS_FIELD 13
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#define FCOE_ERROR_CODE_FCP_RSP_INVALID_PAYLOAD_SIZE 14
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#define FCOE_ERROR_CODE_FCP_RSP_PEND_XFER_SET 15
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#define FCOE_ERROR_CODE_FCP_RSP_OPENED_SEQ 16
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#define FCOE_ERROR_CODE_FCP_RSP_FCTL 17
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#define FCOE_ERROR_CODE_FCP_RSP_LAST_SEQ_RESET 18
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#define FCOE_ERROR_CODE_FCP_RSP_CONF_REQ_NOT_SUPPORTED_YET 19
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/* FCP DATA error codes */
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#define FCOE_ERROR_CODE_DATA_OOO_RO 20
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#define FCOE_ERROR_CODE_DATA_EXCEEDS_DEFINED_MAX_FRAME_SIZE 21
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#define FCOE_ERROR_CODE_DATA_EXCEEDS_DATA2TRNS 22
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#define FCOE_ERROR_CODE_DATA_SOFI3_SEQ_ACTIVE_SET 23
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#define FCOE_ERROR_CODE_DATA_SOFN_SEQ_ACTIVE_RESET 24
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#define FCOE_ERROR_CODE_DATA_EOFN_END_SEQ_SET 25
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#define FCOE_ERROR_CODE_DATA_EOFT_END_SEQ_RESET 26
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#define FCOE_ERROR_CODE_DATA_TASK_TYPE_NOT_READ 27
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#define FCOE_ERROR_CODE_DATA_FCTL 28
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/* Middle path error codes */
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#define FCOE_ERROR_CODE_MIDPATH_INVALID_TYPE 29
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#define FCOE_ERROR_CODE_MIDPATH_SOFI3_SEQ_ACTIVE_SET 30
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#define FCOE_ERROR_CODE_MIDPATH_SOFN_SEQ_ACTIVE_RESET 31
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#define FCOE_ERROR_CODE_MIDPATH_EOFN_END_SEQ_SET 32
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#define FCOE_ERROR_CODE_MIDPATH_EOFT_END_SEQ_RESET 33
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#define FCOE_ERROR_CODE_MIDPATH_REPLY_FCTL 34
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#define FCOE_ERROR_CODE_MIDPATH_INVALID_REPLY 35
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#define FCOE_ERROR_CODE_MIDPATH_ELS_REPLY_RCTL 36
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/* ABTS error codes */
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#define FCOE_ERROR_CODE_ABTS_REPLY_F_CTL 37
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#define FCOE_ERROR_CODE_ABTS_REPLY_DDF_RCTL_FIELD 38
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#define FCOE_ERROR_CODE_ABTS_REPLY_INVALID_BLS_RCTL 39
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#define FCOE_ERROR_CODE_ABTS_REPLY_INVALID_RCTL 40
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#define FCOE_ERROR_CODE_ABTS_REPLY_RCTL_GENERAL_MISMATCH 41
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/* Common error codes */
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#define FCOE_ERROR_CODE_COMMON_MIDDLE_FRAME_WITH_PAD 42
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#define FCOE_ERROR_CODE_COMMON_SEQ_INIT_IN_TCE 43
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#define FCOE_ERROR_CODE_COMMON_FC_HDR_RX_ID_MISMATCH 44
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#define FCOE_ERROR_CODE_COMMON_INCORRECT_SEQ_CNT 45
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#define FCOE_ERROR_CODE_COMMON_DATA_FC_HDR_FCP_TYPE_MISMATCH 46
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#define FCOE_ERROR_CODE_COMMON_DATA_NO_MORE_SGES 47
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#define FCOE_ERROR_CODE_COMMON_OPTIONAL_FC_HDR 48
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#define FCOE_ERROR_CODE_COMMON_READ_TCE_OX_ID_TOO_BIG 49
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#define FCOE_ERROR_CODE_COMMON_DATA_WAS_NOT_TRANSMITTED 50
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/* Unsolicited Rx error codes */
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#define FCOE_ERROR_CODE_UNSOLICITED_TYPE_NOT_ELS 51
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#define FCOE_ERROR_CODE_UNSOLICITED_TYPE_NOT_BLS 52
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#define FCOE_ERROR_CODE_UNSOLICITED_FCTL_ELS 53
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#define FCOE_ERROR_CODE_UNSOLICITED_FCTL_BLS 54
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#define FCOE_ERROR_CODE_UNSOLICITED_R_CTL 55
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#define FCOE_ERROR_CODE_RW_TASK_DDF_RCTL_INFO_FIELD 56
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#define FCOE_ERROR_CODE_RW_TASK_INVALID_RCTL 57
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#define FCOE_ERROR_CODE_RW_TASK_RCTL_GENERAL_MISMATCH 58
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/* Timer error codes */
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#define FCOE_ERROR_CODE_E_D_TOV_TIMER_EXPIRATION 60
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#define FCOE_ERROR_CODE_REC_TOV_TIMER_EXPIRATION 61
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#endif /* BNX2FC_CONSTANTS_H_ */
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