hermon.h File Reference

Mellanox Hermon Infiniband HCA driver. More...

#include <stdint.h>
#include <gpxe/uaccess.h>
#include <gpxe/ib_packet.h>
#include "mlx_bitops.h"
#include "MT25408_PRM.h"

Go to the source code of this file.

Data Structures
struct	hermonprm_mgm_hash_st
struct	hermonprm_mcg_entry_st
struct	hermonprm_cq_db_record_st
struct	hermonprm_send_db_register_st
struct	hermonprm_event_db_register_st
struct	hermonprm_scalar_parameter_st
struct	hermonprm_event_mask_st
struct	hermonprm_port_state_change_event_st
struct	hermonprm_sense_port_st
	Hermon sense port. More...
struct	hermonprm_write_mtt
struct	hermonprm_ud_send_wqe
struct	hermonprm_mlx_send_wqe
struct	hermonprm_rc_send_wqe
struct	hermonprm_recv_wqe
union	hermonprm_completion_entry
union	hermonprm_event_entry
union	hermonprm_doorbell_register
union	hermonprm_mad
struct	hermon_dev_cap
	Hermon device capabilitiess. More...
struct	hermon_icm_map
	Hermon ICM memory map entry. More...
struct	hermon_mtt
	A Hermon MTT descriptor. More...
union	hermon_send_wqe
	A Hermon send work queue entry. More...
struct	hermon_send_work_queue
	A Hermon send work queue. More...
union	hermon_recv_wqe
	A Hermon receive work queue entry. More...
struct	hermon_recv_work_queue
	A Hermon receive work queue. More...
struct	hermon_queue_pair
	A Hermon queue pair. More...
struct	hermon_completion_queue
	A Hermon completion queue. More...
struct	hermon_event_queue
	A Hermon event queue. More...
struct	hermon
	A Hermon device. More...
Defines
#define	HERMON_MAX_PORTS   2
#define	HERMON_PORT_BASE   1
#define	HERMON_PCI_CONFIG_BAR   PCI_BASE_ADDRESS_0
#define	HERMON_PCI_CONFIG_BAR_SIZE   0x100000
#define	HERMON_PCI_UAR_BAR   PCI_BASE_ADDRESS_2
#define	HERMON_RESET_OFFSET   0x0f0010
#define	HERMON_RESET_MAGIC   0x01000000UL
#define	HERMON_RESET_WAIT_TIME_MS   1000
#define	HERMON_OPCODE_NOP   0x00
#define	HERMON_OPCODE_SEND   0x0a
#define	HERMON_OPCODE_RECV_ERROR   0xfe
#define	HERMON_OPCODE_SEND_ERROR   0xff
#define	HERMON_HCR_QUERY_DEV_CAP   0x0003
#define	HERMON_HCR_QUERY_FW   0x0004
#define	HERMON_HCR_INIT_HCA   0x0007
#define	HERMON_HCR_CLOSE_HCA   0x0008
#define	HERMON_HCR_INIT_PORT   0x0009
#define	HERMON_HCR_CLOSE_PORT   0x000a
#define	HERMON_HCR_SW2HW_MPT   0x000d
#define	HERMON_HCR_WRITE_MTT   0x0011
#define	HERMON_HCR_MAP_EQ   0x0012
#define	HERMON_HCR_SW2HW_EQ   0x0013
#define	HERMON_HCR_HW2SW_EQ   0x0014
#define	HERMON_HCR_QUERY_EQ   0x0015
#define	HERMON_HCR_SW2HW_CQ   0x0016
#define	HERMON_HCR_HW2SW_CQ   0x0017
#define	HERMON_HCR_RST2INIT_QP   0x0019
#define	HERMON_HCR_INIT2RTR_QP   0x001a
#define	HERMON_HCR_RTR2RTS_QP   0x001b
#define	HERMON_HCR_RTS2RTS_QP   0x001c
#define	HERMON_HCR_2RST_QP   0x0021
#define	HERMON_HCR_QUERY_QP   0x0022
#define	HERMON_HCR_CONF_SPECIAL_QP   0x0023
#define	HERMON_HCR_MAD_IFC   0x0024
#define	HERMON_HCR_READ_MCG   0x0025
#define	HERMON_HCR_WRITE_MCG   0x0026
#define	HERMON_HCR_MGID_HASH   0x0027
#define	HERMON_HCR_SENSE_PORT   0x004d
#define	HERMON_HCR_RUN_FW   0x0ff6
#define	HERMON_HCR_DISABLE_LAM   0x0ff7
#define	HERMON_HCR_ENABLE_LAM   0x0ff8
#define	HERMON_HCR_UNMAP_ICM   0x0ff9
#define	HERMON_HCR_MAP_ICM   0x0ffa
#define	HERMON_HCR_UNMAP_ICM_AUX   0x0ffb
#define	HERMON_HCR_MAP_ICM_AUX   0x0ffc
#define	HERMON_HCR_SET_ICM_SIZE   0x0ffd
#define	HERMON_HCR_UNMAP_FA   0x0ffe
#define	HERMON_HCR_MAP_FA   0x0fff
#define	HERMON_ST_RC   0x00
#define	HERMON_ST_UD   0x03
#define	HERMON_ST_MLX   0x07
#define	HERMON_MTU_2048   0x04
#define	HERMON_INVALID_LKEY   0x00000100UL
#define	HERMON_PAGE_SIZE   4096
#define	HERMON_DB_POST_SND_OFFSET   0x14
#define	HERMON_DB_EQ_OFFSET(_eqn)   ( 0x800 + HERMON_PAGE_SIZE * ( (_eqn) / 4 ) + 0x08 * ( (_eqn) % 4 ) )
#define	HERMON_QP_OPT_PARAM_PM_STATE   0x00000400UL
#define	HERMON_QP_OPT_PARAM_QKEY   0x00000020UL
#define	HERMON_QP_OPT_PARAM_ALT_PATH   0x00000001UL
#define	HERMON_MAP_EQ   ( 0UL << 31 )
#define	HERMON_UNMAP_EQ   ( 1UL << 31 )
#define	HERMON_EV_PORT_STATE_CHANGE   0x09
#define	HERMON_SCHED_QP0   0x3f
#define	HERMON_SCHED_DEFAULT   0x83
#define	HERMON_PM_STATE_ARMED   0x00
#define	HERMON_PM_STATE_REARM   0x01
#define	HERMON_PM_STATE_MIGRATED   0x03
#define	HERMON_RETRY_MAX   0x07
#define	HERMON_PORT_TYPE_IB   1
#define	HERMON_MAX_GATHER   2
#define	HERMON_MAX_SCATTER   1
#define	HERMON_CMPT_MAX_ENTRIES   ( 1 << 24 )
	Number of cMPT entries of each type.
#define	HERMON_UAR_NON_EQ_PAGE   128
	UAR page for doorbell accesses.
#define	HERMON_MAX_MTTS   64
	Maximum number of allocatable MTT entries.
#define	HERMON_SEND_WQE_ALIGN   128
	Alignment of Hermon send work queue entries.
#define	HERMON_RECV_WQE_ALIGN   16
	Alignment of Hermon receive work queue entries.
#define	HERMON_NUM_SPECIAL_QPS   8
	Number of special queue pairs.
#define	HERMON_RSVD_SPECIAL_QPS   ( ( HERMON_NUM_SPECIAL_QPS << 1 ) - 1 )
	Number of queue pairs reserved for the "special QP" block.
#define	HERMON_MAX_QPS   8
	Maximum number of allocatable queue pairs.
#define	HERMON_QPN_RANDOM_MASK   0xfff000
	Queue pair number randomisation mask.
#define	HERMON_MAX_CQS   8
	Maximum number of allocatable completion queues.
#define	HERMON_MAX_EQS   8
	Maximum number of allocatable event queues.
#define	HERMON_NUM_EQES   4
	Number of event queue entries.
#define	HERMON_BITMASK_SIZE(max_entries)
	Size of a hermon resource bitmask.
#define	HERMON_GLOBAL_PD   0x123456
	Global protection domain.
#define	HERMON_MKEY_PREFIX   0x77000000UL
	Memory key prefix.
#define	HERMON_HCR_BASE   0x80680
#define	HERMON_HCR_REG(x)   ( HERMON_HCR_BASE + 4 * (x) )
#define	HERMON_HCR_MAX_WAIT_MS   2000
#define	HERMON_MBOX_ALIGN   4096
#define	HERMON_MBOX_SIZE   512
#define	HERMON_HCR_IN_MBOX   0x00001000UL
#define	HERMON_HCR_OUT_MBOX   0x00002000UL
#define	HERMON_HCR_OPCODE(_command)   ( (_command) & 0xfff )
#define	HERMON_HCR_IN_LEN(_command)   ( ( (_command) >> 12 ) & 0x7fc )
#define	HERMON_HCR_OUT_LEN(_command)   ( ( (_command) >> 21 ) & 0x7fc )
#define	HERMON_HCR_INOUT_CMD(_opcode, _in_mbox, _in_len,_out_mbox, _out_len)
	Build HCR command from component parts.
#define	HERMON_HCR_IN_CMD(_opcode, _in_mbox, _in_len)   HERMON_HCR_INOUT_CMD ( _opcode, _in_mbox, _in_len, 0, 0 )
#define	HERMON_HCR_OUT_CMD(_opcode, _out_mbox, _out_len)   HERMON_HCR_INOUT_CMD ( _opcode, 0, 0, _out_mbox, _out_len )
#define	HERMON_HCR_VOID_CMD(_opcode)   HERMON_HCR_INOUT_CMD ( _opcode, 0, 0, 0, 0 )
Typedefs
typedef uint32_t	hermon_bitmask_t
	A Hermon resource bitmask.
Enumerations
enum	hermon_icm_map_regions {   HERMON_ICM_QP_CMPT = 0, HERMON_ICM_SRQ_CMPT, HERMON_ICM_CQ_CMPT, HERMON_ICM_EQ_CMPT,   HERMON_ICM_OTHER, HERMON_ICM_NUM_REGIONS }
	Discontiguous regions within Hermon ICM. More...
enum	hermon_queue_pair_state { HERMON_QP_ST_RST = 0, HERMON_QP_ST_INIT, HERMON_QP_ST_RTR, HERMON_QP_ST_RTS }
	Hermon queue pair state. More...
Functions
	FILE_LICENCE (GPL2_OR_LATER)
struct	MLX_DECLARE_STRUCT (hermonprm_completion_queue_context)
struct	MLX_DECLARE_STRUCT (hermonprm_completion_queue_entry)
struct	MLX_DECLARE_STRUCT (hermonprm_completion_with_error)
struct	MLX_DECLARE_STRUCT (hermonprm_cq_db_record)
struct	MLX_DECLARE_STRUCT (hermonprm_eqc)
struct	MLX_DECLARE_STRUCT (hermonprm_event_db_register)
struct	MLX_DECLARE_STRUCT (hermonprm_event_mask)
struct	MLX_DECLARE_STRUCT (hermonprm_event_queue_entry)
struct	MLX_DECLARE_STRUCT (hermonprm_hca_command_register)
struct	MLX_DECLARE_STRUCT (hermonprm_init_hca)
struct	MLX_DECLARE_STRUCT (hermonprm_init_port)
struct	MLX_DECLARE_STRUCT (hermonprm_mad_ifc)
struct	MLX_DECLARE_STRUCT (hermonprm_mcg_entry)
struct	MLX_DECLARE_STRUCT (hermonprm_mgm_hash)
struct	MLX_DECLARE_STRUCT (hermonprm_mpt)
struct	MLX_DECLARE_STRUCT (hermonprm_mtt)
struct	MLX_DECLARE_STRUCT (hermonprm_port_state_change_event)
struct	MLX_DECLARE_STRUCT (hermonprm_qp_db_record)
struct	MLX_DECLARE_STRUCT (hermonprm_qp_ee_state_transitions)
struct	MLX_DECLARE_STRUCT (hermonprm_query_dev_cap)
struct	MLX_DECLARE_STRUCT (hermonprm_query_fw)
struct	MLX_DECLARE_STRUCT (hermonprm_queue_pair_ee_context_entry)
struct	MLX_DECLARE_STRUCT (hermonprm_scalar_parameter)
struct	MLX_DECLARE_STRUCT (hermonprm_sense_port)
struct	MLX_DECLARE_STRUCT (hermonprm_send_db_register)
struct	MLX_DECLARE_STRUCT (hermonprm_ud_address_vector)
struct	MLX_DECLARE_STRUCT (hermonprm_virtual_physical_mapping)
struct	MLX_DECLARE_STRUCT (hermonprm_wqe_segment_ctrl_mlx)
struct	MLX_DECLARE_STRUCT (hermonprm_wqe_segment_ctrl_send)
struct	MLX_DECLARE_STRUCT (hermonprm_wqe_segment_data_ptr)
struct	MLX_DECLARE_STRUCT (hermonprm_wqe_segment_ud)
Variables
struct hermonprm_mgm_hash_st	packed
	A Hermon send work queue entry.

---

Detailed Description

Mellanox Hermon Infiniband HCA driver.

Definition in file hermon.h.

---

Define Documentation

#define HERMON_MAX_PORTS   2

Definition at line 24 of file hermon.h.

Referenced by hermon_get_cap().

#define HERMON_PORT_BASE   1

Definition at line 25 of file hermon.h.

Referenced by hermon_alloc_qpn(), and hermon_probe().

#define HERMON_PCI_CONFIG_BAR   PCI_BASE_ADDRESS_0

Definition at line 28 of file hermon.h.

Referenced by hermon_probe().

#define HERMON_PCI_CONFIG_BAR_SIZE   0x100000

Definition at line 29 of file hermon.h.

Referenced by hermon_probe().

#define HERMON_PCI_UAR_BAR   PCI_BASE_ADDRESS_2

Definition at line 30 of file hermon.h.

Referenced by hermon_probe().

#define HERMON_RESET_OFFSET   0x0f0010

Definition at line 33 of file hermon.h.

Referenced by hermon_reset().

#define HERMON_RESET_MAGIC   0x01000000UL

Definition at line 34 of file hermon.h.

Referenced by hermon_reset().

#define HERMON_RESET_WAIT_TIME_MS   1000

Definition at line 35 of file hermon.h.

Referenced by hermon_reset().

#define HERMON_OPCODE_NOP   0x00

Definition at line 38 of file hermon.h.

#define HERMON_OPCODE_SEND   0x0a

Definition at line 39 of file hermon.h.

Referenced by hermon_fill_mlx_send_wqe(), hermon_fill_rc_send_wqe(), and hermon_fill_ud_send_wqe().

#define HERMON_OPCODE_RECV_ERROR   0xfe

Definition at line 40 of file hermon.h.

Referenced by hermon_complete().

#define HERMON_OPCODE_SEND_ERROR   0xff

Definition at line 41 of file hermon.h.

Referenced by hermon_complete().

#define HERMON_HCR_QUERY_DEV_CAP   0x0003

Definition at line 44 of file hermon.h.

Referenced by hermon_cmd_query_dev_cap().

#define HERMON_HCR_QUERY_FW   0x0004

Definition at line 45 of file hermon.h.

Referenced by hermon_cmd_query_fw().

#define HERMON_HCR_INIT_HCA   0x0007

Definition at line 46 of file hermon.h.

Referenced by hermon_cmd_init_hca().

#define HERMON_HCR_CLOSE_HCA   0x0008

Definition at line 47 of file hermon.h.

Referenced by hermon_cmd_close_hca().

#define HERMON_HCR_INIT_PORT   0x0009

Definition at line 48 of file hermon.h.

Referenced by hermon_cmd_init_port().

#define HERMON_HCR_CLOSE_PORT   0x000a

Definition at line 49 of file hermon.h.

Referenced by hermon_cmd_close_port().

#define HERMON_HCR_SW2HW_MPT   0x000d

Definition at line 50 of file hermon.h.

Referenced by hermon_cmd_sw2hw_mpt().

#define HERMON_HCR_WRITE_MTT   0x0011

Definition at line 51 of file hermon.h.

Referenced by hermon_cmd_write_mtt().

#define HERMON_HCR_MAP_EQ   0x0012

Definition at line 52 of file hermon.h.

Referenced by hermon_cmd_map_eq().

#define HERMON_HCR_SW2HW_EQ   0x0013

Definition at line 53 of file hermon.h.

Referenced by hermon_cmd_sw2hw_eq().

#define HERMON_HCR_HW2SW_EQ   0x0014

Definition at line 54 of file hermon.h.

Referenced by hermon_cmd_hw2sw_eq().

#define HERMON_HCR_QUERY_EQ   0x0015

Definition at line 55 of file hermon.h.

Referenced by hermon_cmd_query_eq().

#define HERMON_HCR_SW2HW_CQ   0x0016

Definition at line 56 of file hermon.h.

Referenced by hermon_cmd_sw2hw_cq().

#define HERMON_HCR_HW2SW_CQ   0x0017

Definition at line 57 of file hermon.h.

Referenced by hermon_cmd_hw2sw_cq().

#define HERMON_HCR_RST2INIT_QP   0x0019

Definition at line 58 of file hermon.h.

Referenced by hermon_cmd_rst2init_qp().

#define HERMON_HCR_INIT2RTR_QP   0x001a

Definition at line 59 of file hermon.h.

Referenced by hermon_cmd_init2rtr_qp().

#define HERMON_HCR_RTR2RTS_QP   0x001b

Definition at line 60 of file hermon.h.

Referenced by hermon_cmd_rtr2rts_qp().

#define HERMON_HCR_RTS2RTS_QP   0x001c

Definition at line 61 of file hermon.h.

Referenced by hermon_cmd_rts2rts_qp().

#define HERMON_HCR_2RST_QP   0x0021

Definition at line 62 of file hermon.h.

Referenced by hermon_cmd_2rst_qp().

#define HERMON_HCR_QUERY_QP   0x0022

Definition at line 63 of file hermon.h.

Referenced by hermon_cmd_query_qp().

#define HERMON_HCR_CONF_SPECIAL_QP   0x0023

Definition at line 64 of file hermon.h.

Referenced by hermon_cmd_conf_special_qp().

#define HERMON_HCR_MAD_IFC   0x0024

Definition at line 65 of file hermon.h.

Referenced by hermon_cmd_mad_ifc().

#define HERMON_HCR_READ_MCG   0x0025

Definition at line 66 of file hermon.h.

Referenced by hermon_cmd_read_mcg().

#define HERMON_HCR_WRITE_MCG   0x0026

Definition at line 67 of file hermon.h.

Referenced by hermon_cmd_write_mcg().

#define HERMON_HCR_MGID_HASH   0x0027

Definition at line 68 of file hermon.h.

Referenced by hermon_cmd_mgid_hash().

#define HERMON_HCR_SENSE_PORT   0x004d

Definition at line 69 of file hermon.h.

Referenced by hermon_cmd_sense_port().

#define HERMON_HCR_RUN_FW   0x0ff6

Definition at line 70 of file hermon.h.

Referenced by hermon_cmd_run_fw().

#define HERMON_HCR_DISABLE_LAM   0x0ff7

Definition at line 71 of file hermon.h.

#define HERMON_HCR_ENABLE_LAM   0x0ff8

Definition at line 72 of file hermon.h.

#define HERMON_HCR_UNMAP_ICM   0x0ff9

Definition at line 73 of file hermon.h.

Referenced by hermon_cmd_unmap_icm().

#define HERMON_HCR_MAP_ICM   0x0ffa

Definition at line 74 of file hermon.h.

Referenced by hermon_cmd_map_icm().

#define HERMON_HCR_UNMAP_ICM_AUX   0x0ffb

Definition at line 75 of file hermon.h.

Referenced by hermon_cmd_unmap_icm_aux().

#define HERMON_HCR_MAP_ICM_AUX   0x0ffc

Definition at line 76 of file hermon.h.

Referenced by hermon_cmd_map_icm_aux().

#define HERMON_HCR_SET_ICM_SIZE   0x0ffd

Definition at line 77 of file hermon.h.

Referenced by hermon_cmd_set_icm_size().

#define HERMON_HCR_UNMAP_FA   0x0ffe

Definition at line 78 of file hermon.h.

Referenced by hermon_cmd_unmap_fa().

#define HERMON_HCR_MAP_FA   0x0fff

Definition at line 79 of file hermon.h.

Referenced by hermon_cmd_map_fa().

#define HERMON_ST_RC   0x00

Definition at line 82 of file hermon.h.

#define HERMON_ST_UD   0x03

Definition at line 83 of file hermon.h.

#define HERMON_ST_MLX   0x07

Definition at line 84 of file hermon.h.

#define HERMON_MTU_2048   0x04

Definition at line 87 of file hermon.h.

Referenced by hermon_modify_qp(), and hermon_open().

#define HERMON_INVALID_LKEY   0x00000100UL

Definition at line 89 of file hermon.h.

#define HERMON_PAGE_SIZE   4096

Definition at line 91 of file hermon.h.

Referenced by hermon_alloc_mtt(), hermon_create_qp(), hermon_free_icm(), hermon_map_vpm(), hermon_probe(), hermon_start_firmware(), icm_align(), and icm_usage().

#define HERMON_DB_POST_SND_OFFSET   0x14

Definition at line 93 of file hermon.h.

Referenced by hermon_create_qp().

#define HERMON_DB_EQ_OFFSET

(

_eqn

)

( 0x800 + HERMON_PAGE_SIZE * ( (_eqn) / 4 ) + 0x08 * ( (_eqn) % 4 ) )

Definition at line 94 of file hermon.h.

Referenced by hermon_create_eq().

#define HERMON_QP_OPT_PARAM_PM_STATE   0x00000400UL

Definition at line 97 of file hermon.h.

#define HERMON_QP_OPT_PARAM_QKEY   0x00000020UL

Definition at line 98 of file hermon.h.

Referenced by hermon_modify_qp().

#define HERMON_QP_OPT_PARAM_ALT_PATH   0x00000001UL

Definition at line 99 of file hermon.h.

#define HERMON_MAP_EQ   ( 0UL << 31 )

Definition at line 101 of file hermon.h.

Referenced by hermon_create_eq().

#define HERMON_UNMAP_EQ   ( 1UL << 31 )

Definition at line 102 of file hermon.h.

Referenced by hermon_destroy_eq().

#define HERMON_EV_PORT_STATE_CHANGE   0x09

Definition at line 104 of file hermon.h.

Referenced by hermon_poll_eq().

#define HERMON_SCHED_QP0   0x3f

Definition at line 106 of file hermon.h.

Referenced by hermon_sched_queue().

#define HERMON_SCHED_DEFAULT   0x83

Definition at line 107 of file hermon.h.

Referenced by hermon_sched_queue().

#define HERMON_PM_STATE_ARMED   0x00

Definition at line 109 of file hermon.h.

#define HERMON_PM_STATE_REARM   0x01

Definition at line 110 of file hermon.h.

#define HERMON_PM_STATE_MIGRATED   0x03

Definition at line 111 of file hermon.h.

Referenced by hermon_create_qp().

#define HERMON_RETRY_MAX   0x07

Definition at line 113 of file hermon.h.

Referenced by hermon_modify_qp().

#define HERMON_PORT_TYPE_IB   1

Definition at line 179 of file hermon.h.

Referenced by hermon_open(), and hermon_sense_port_type().

#define HERMON_MAX_GATHER   2

Definition at line 229 of file hermon.h.

#define HERMON_MAX_SCATTER   1

Definition at line 248 of file hermon.h.

#define HERMON_CMPT_MAX_ENTRIES   ( 1 << 24 )

Number of cMPT entries of each type.

Definition at line 321 of file hermon.h.

Referenced by hermon_alloc_icm().

#define HERMON_UAR_NON_EQ_PAGE   128

UAR page for doorbell accesses.

Pages 0-127 are reserved for event queue doorbells only, so we use page 128.

Definition at line 346 of file hermon.h.

Referenced by hermon_create_cq(), hermon_create_qp(), and hermon_probe().

#define HERMON_MAX_MTTS   64

Maximum number of allocatable MTT entries.

This is a policy decision, not a device limit.

Definition at line 352 of file hermon.h.

Referenced by hermon_alloc_icm(), and hermon_alloc_mtt().

#define HERMON_SEND_WQE_ALIGN   128

Alignment of Hermon send work queue entries.

Definition at line 367 of file hermon.h.

#define HERMON_RECV_WQE_ALIGN   16

Alignment of Hermon receive work queue entries.

Definition at line 396 of file hermon.h.

#define HERMON_NUM_SPECIAL_QPS   8

Number of special queue pairs.

Definition at line 415 of file hermon.h.

Referenced by hermon_configure_special_qps().

#define HERMON_RSVD_SPECIAL_QPS   ( ( HERMON_NUM_SPECIAL_QPS << 1 ) - 1 )

Number of queue pairs reserved for the "special QP" block.

The special QPs must be within a contiguous block aligned on its own size.

Definition at line 422 of file hermon.h.

Referenced by hermon_alloc_icm().

#define HERMON_MAX_QPS   8

Maximum number of allocatable queue pairs.

This is a policy decision, not a device limit.

Definition at line 428 of file hermon.h.

Referenced by hermon_alloc_icm(), and hermon_alloc_qpn().

#define HERMON_QPN_RANDOM_MASK   0xfff000

Queue pair number randomisation mask.

Definition at line 431 of file hermon.h.

Referenced by hermon_alloc_qpn(), and hermon_free_qpn().

#define HERMON_MAX_CQS   8

Maximum number of allocatable completion queues.

This is a policy decision, not a device limit.

Definition at line 461 of file hermon.h.

Referenced by hermon_alloc_icm(), and hermon_create_cq().

#define HERMON_MAX_EQS   8

Maximum number of allocatable event queues.

This is a policy decision, not a device limit.

Definition at line 479 of file hermon.h.

Referenced by hermon_alloc_icm().

#define HERMON_NUM_EQES   4

Number of event queue entries.

This is a policy decision.

Definition at line 501 of file hermon.h.

Referenced by hermon_create_eq(), and hermon_poll_eq().

#define HERMON_BITMASK_SIZE

(

max_entries

)

Value:

( ( (max_entries) + ( 8 * sizeof ( hermon_bitmask_t ) ) - 1 ) /      \
          ( 8 * sizeof ( hermon_bitmask_t ) ) )

Size of a hermon resource bitmask.

Definition at line 507 of file hermon.h.

#define HERMON_GLOBAL_PD   0x123456

Global protection domain.

Definition at line 559 of file hermon.h.

Referenced by hermon_create_qp(), hermon_fill_ud_send_wqe(), and hermon_setup_mpt().

#define HERMON_MKEY_PREFIX   0x77000000UL

Memory key prefix.

Definition at line 562 of file hermon.h.

Referenced by hermon_setup_mpt().

#define HERMON_HCR_BASE   0x80680

Definition at line 569 of file hermon.h.

Referenced by hermon_cmd().

#define HERMON_HCR_REG

(

x

)

( HERMON_HCR_BASE + 4 * (x) )

Definition at line 570 of file hermon.h.

Referenced by hermon_cmd(), and hermon_cmd_wait().

#define HERMON_HCR_MAX_WAIT_MS   2000

Definition at line 571 of file hermon.h.

Referenced by hermon_cmd_wait().

#define HERMON_MBOX_ALIGN   4096

Definition at line 572 of file hermon.h.

Referenced by hermon_probe().

#define HERMON_MBOX_SIZE   512

Definition at line 573 of file hermon.h.

Referenced by hermon_cmd(), hermon_probe(), and hermon_remove().

#define HERMON_HCR_IN_MBOX   0x00001000UL

Definition at line 586 of file hermon.h.

Referenced by hermon_cmd().

#define HERMON_HCR_OUT_MBOX   0x00002000UL

Definition at line 587 of file hermon.h.

Referenced by hermon_cmd().

#define HERMON_HCR_OPCODE

(

_command

)

( (_command) & 0xfff )

Definition at line 588 of file hermon.h.

Referenced by hermon_cmd().

#define HERMON_HCR_IN_LEN

(

_command

)

( ( (_command) >> 12 ) & 0x7fc )

Definition at line 589 of file hermon.h.

Referenced by hermon_cmd().

#define HERMON_HCR_OUT_LEN

(

_command

)

( ( (_command) >> 21 ) & 0x7fc )

Definition at line 590 of file hermon.h.

Referenced by hermon_cmd().

#define HERMON_HCR_INOUT_CMD	(	_opcode,
		_in_mbox,
		_in_len,
		_out_mbox,
		_out_len		)

Value:

( (_opcode) |                                                        \
          ( (_in_mbox) ? HERMON_HCR_IN_MBOX : 0 ) |                          \
          ( ( (_in_len) / 4 ) << 14 ) |                                      \
          ( (_out_mbox) ? HERMON_HCR_OUT_MBOX : 0 ) |                        \
          ( ( (_out_len) / 4 ) << 23 ) )

Build HCR command from component parts.

Definition at line 594 of file hermon.h.

Referenced by hermon_cmd_mad_ifc(), hermon_cmd_mgid_hash(), and hermon_cmd_set_icm_size().

#define HERMON_HCR_IN_CMD	(	_opcode,
		_in_mbox,
		_in_len		)	HERMON_HCR_INOUT_CMD ( _opcode, _in_mbox, _in_len, 0, 0 )

Definition at line 601 of file hermon.h.

Referenced by hermon_cmd_init2rtr_qp(), hermon_cmd_init_hca(), hermon_cmd_init_port(), hermon_cmd_map_eq(), hermon_cmd_map_fa(), hermon_cmd_map_icm(), hermon_cmd_map_icm_aux(), hermon_cmd_rst2init_qp(), hermon_cmd_rtr2rts_qp(), hermon_cmd_rts2rts_qp(), hermon_cmd_sw2hw_cq(), hermon_cmd_sw2hw_eq(), hermon_cmd_sw2hw_mpt(), hermon_cmd_unmap_icm(), hermon_cmd_write_mcg(), and hermon_cmd_write_mtt().

#define HERMON_HCR_OUT_CMD	(	_opcode,
		_out_mbox,
		_out_len		)	HERMON_HCR_INOUT_CMD ( _opcode, 0, 0, _out_mbox, _out_len )

Definition at line 604 of file hermon.h.

Referenced by hermon_cmd_hw2sw_cq(), hermon_cmd_hw2sw_eq(), hermon_cmd_query_dev_cap(), hermon_cmd_query_eq(), hermon_cmd_query_fw(), hermon_cmd_query_qp(), hermon_cmd_read_mcg(), and hermon_cmd_sense_port().

#define HERMON_HCR_VOID_CMD

(

_opcode

)

HERMON_HCR_INOUT_CMD ( _opcode, 0, 0, 0, 0 )

Definition at line 607 of file hermon.h.

Referenced by hermon_cmd_2rst_qp(), hermon_cmd_close_hca(), hermon_cmd_close_port(), hermon_cmd_conf_special_qp(), hermon_cmd_run_fw(), hermon_cmd_unmap_fa(), and hermon_cmd_unmap_icm_aux().

---

Typedef Documentation

typedef uint32_t hermon_bitmask_t

A Hermon resource bitmask.

Definition at line 504 of file hermon.h.

---

Enumeration Type Documentation

enum hermon_icm_map_regions

Discontiguous regions within Hermon ICM.

Enumerator:

HERMON_ICM_QP_CMPT
HERMON_ICM_SRQ_CMPT
HERMON_ICM_CQ_CMPT
HERMON_ICM_EQ_CMPT
HERMON_ICM_OTHER
HERMON_ICM_NUM_REGIONS

Definition at line 332 of file hermon.h.

                            {
        HERMON_ICM_QP_CMPT = 0,
        HERMON_ICM_SRQ_CMPT,
        HERMON_ICM_CQ_CMPT,
        HERMON_ICM_EQ_CMPT,
        HERMON_ICM_OTHER,
        HERMON_ICM_NUM_REGIONS
};

enum hermon_queue_pair_state

Hermon queue pair state.

Enumerator:

HERMON_QP_ST_RST
HERMON_QP_ST_INIT
HERMON_QP_ST_RTR
HERMON_QP_ST_RTS

Definition at line 434 of file hermon.h.

                             {
        HERMON_QP_ST_RST = 0,
        HERMON_QP_ST_INIT,
        HERMON_QP_ST_RTR,
        HERMON_QP_ST_RTS,
};

---

Function Documentation

FILE_LICENCE

(

GPL2_OR_LATER

)

struct MLX_DECLARE_STRUCT

(

hermonprm_completion_queue_context

)

[read]

struct MLX_DECLARE_STRUCT

(

hermonprm_completion_queue_entry

)

[read]

struct MLX_DECLARE_STRUCT

(

hermonprm_completion_with_error

)

[read]

struct MLX_DECLARE_STRUCT

(

hermonprm_cq_db_record

)

[read]

struct MLX_DECLARE_STRUCT

(

hermonprm_eqc

)

[read]

struct MLX_DECLARE_STRUCT

(

hermonprm_event_db_register

)

[read]

struct MLX_DECLARE_STRUCT

(

hermonprm_event_mask

)

[read]

struct MLX_DECLARE_STRUCT

(

hermonprm_event_queue_entry

)

[read]

struct MLX_DECLARE_STRUCT

(

hermonprm_hca_command_register

)

[read]

struct MLX_DECLARE_STRUCT

(

hermonprm_init_hca

)

[read]

struct MLX_DECLARE_STRUCT

(

hermonprm_init_port

)

[read]

struct MLX_DECLARE_STRUCT

(

hermonprm_mad_ifc

)

[read]

struct MLX_DECLARE_STRUCT

(

hermonprm_mcg_entry

)

[read]

struct MLX_DECLARE_STRUCT

(

hermonprm_mgm_hash

)

[read]

struct MLX_DECLARE_STRUCT

(

hermonprm_mpt

)

[read]

struct MLX_DECLARE_STRUCT

(

hermonprm_mtt

)

[read]

struct MLX_DECLARE_STRUCT

(

hermonprm_port_state_change_event

)

[read]

struct MLX_DECLARE_STRUCT

(

hermonprm_qp_db_record

)

[read]

struct MLX_DECLARE_STRUCT

(

hermonprm_qp_ee_state_transitions

)

[read]

struct MLX_DECLARE_STRUCT

(

hermonprm_query_dev_cap

)

[read]

struct MLX_DECLARE_STRUCT

(

hermonprm_query_fw

)

[read]

struct MLX_DECLARE_STRUCT

(

hermonprm_queue_pair_ee_context_entry

)

[read]

struct MLX_DECLARE_STRUCT

(

hermonprm_scalar_parameter

)

[read]

struct MLX_DECLARE_STRUCT

(

hermonprm_sense_port

)

[read]

struct MLX_DECLARE_STRUCT

(

hermonprm_send_db_register

)

[read]

struct MLX_DECLARE_STRUCT

(

hermonprm_ud_address_vector

)

[read]

struct MLX_DECLARE_STRUCT

(

hermonprm_virtual_physical_mapping

)

[read]

struct MLX_DECLARE_STRUCT

(

hermonprm_wqe_segment_ctrl_mlx

)

[read]

struct MLX_DECLARE_STRUCT

(

hermonprm_wqe_segment_ctrl_send

)

[read]

struct MLX_DECLARE_STRUCT

(

hermonprm_wqe_segment_data_ptr

)

[read]

struct MLX_DECLARE_STRUCT

(

hermonprm_wqe_segment_ud

)

[read]

---

Variable Documentation

union hermon_recv_wqe packed

A Hermon send work queue entry.

A Hermon receive work queue entry.