289 lines
		
	
	
		
			11 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			289 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) 2014-2016 QLogic Corporation
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|  * Copyright (c) 2016-2017 Cavium Inc.
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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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| 
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| #ifndef __BNX2FC_CONSTANTS_H_
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| #define __BNX2FC_CONSTANTS_H_
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| 
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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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| 
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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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| 
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| /* KWQ/KCQ FCoE layer code */
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| #define FCOE_KWQE_LAYER_CODE   (7)
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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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| /* REC timer resolution in ms */
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| #define FCOE_REC_TIMER_RESOLUTION_MS (20)
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| 
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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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| 
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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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| 
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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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| 
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| #define FCOE_NUM_OF_TIMER_TASKS  (8 * 1024)
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| 
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| #define FCOE_NUM_OF_CACHED_TASKS_TIMER (8)
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| 
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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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| 
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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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| 
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| 
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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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| 
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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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| 
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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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| 
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| /* FCoE/FC packet fields  */
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| #define	FCOE_ETH_TYPE					0x8906
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| 
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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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| 
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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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| 
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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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| 
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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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| 
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| /* Everest FCoE connection type */
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| #define B577XX_FCOE_CONNECTION_TYPE		4
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| 
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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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| 
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| #define FC_ABTS_REPLY_MAX_PAYLOAD_LEN	12
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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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| 
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| #endif /* BNX2FC_CONSTANTS_H_ */
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