/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2021 Broadcom. All Rights Reserved. The term
* “Broadcom” refers to Broadcom Inc. and/or its subsidiaries.
*
*/
/**
* Generic state machine framework declarations.
*/
#ifndef _EFC_SM_H
#define _EFC_SM_H
struct efc_sm_ctx;
/* State Machine events */
enum efc_sm_event {
/* Common Events */
EFC_EVT_ENTER,
EFC_EVT_REENTER,
EFC_EVT_EXIT,
EFC_EVT_SHUTDOWN,
EFC_EVT_ALL_CHILD_NODES_FREE,
EFC_EVT_RESUME,
EFC_EVT_TIMER_EXPIRED,
/* Domain Events */
EFC_EVT_RESPONSE,
EFC_EVT_ERROR,
EFC_EVT_DOMAIN_FOUND,
EFC_EVT_DOMAIN_ALLOC_OK,
EFC_EVT_DOMAIN_ALLOC_FAIL,
EFC_EVT_DOMAIN_REQ_ATTACH,
EFC_EVT_DOMAIN_ATTACH_OK,
EFC_EVT_DOMAIN_ATTACH_FAIL,
EFC_EVT_DOMAIN_LOST,
EFC_EVT_DOMAIN_FREE_OK,
EFC_EVT_DOMAIN_FREE_FAIL,
EFC_EVT_HW_DOMAIN_REQ_ATTACH,
EFC_EVT_HW_DOMAIN_REQ_FREE,
/* Sport Events */
EFC_EVT_NPORT_ALLOC_OK,
EFC_EVT_NPORT_ALLOC_FAIL,
EFC_EVT_NPORT_ATTACH_OK,
EFC_EVT_NPORT_ATTACH_FAIL,
EFC_EVT_NPORT_FREE_OK,
EFC_EVT_NPORT_FREE_FAIL,
EFC_EVT_NPORT_TOPOLOGY_NOTIFY,
EFC_EVT_HW_PORT_ALLOC_OK,
EFC_EVT_HW_PORT_ALLOC_FAIL,
EFC_EVT_HW_PORT_ATTACH_OK,
EFC_EVT_HW_PORT_REQ_ATTACH,
EFC_EVT_HW_PORT_REQ_FREE,
EFC_EVT_HW_PORT_FREE_OK,
/* Login Events */
EFC_EVT_SRRS_ELS_REQ_OK,
EFC_EVT_SRRS_ELS_CMPL_OK,
EFC_EVT_SRRS_ELS_REQ_FAIL,
EFC_EVT_SRRS_ELS_CMPL_FAIL,
EFC_EVT_SRRS_ELS_REQ_RJT,
EFC_EVT_NODE_ATTACH_OK,
EFC_EVT_NODE_ATTACH_FAIL,
EFC_EVT_NODE_FREE_OK,
EFC_EVT_NODE_FREE_FAIL,
EFC_EVT_ELS_FRAME,
EFC_EVT_ELS_REQ_TIMEOUT,
EFC_EVT_ELS_REQ_ABORTED,
/* request an ELS IO be aborted */
EFC_EVT_ABORT_ELS,
/* ELS abort process complete */
EFC_EVT_ELS_ABORT_CMPL,
EFC_EVT_ABTS_RCVD,
/* node is not in the GID_PT payload */
EFC_EVT_NODE_MISSING,
/* node is allocated and in the GID_PT payload */
EFC_EVT_NODE_REFOUND,
/* node shutting down due to PLOGI recvd (implicit logo) */
EFC_EVT_SHUTDOWN_IMPLICIT_LOGO,
/* node shutting down due to LOGO recvd/sent (explicit logo) */
EFC_EVT_SHUTDOWN_EXPLICIT_LOGO,
EFC_EVT_PLOGI_RCVD,
EFC_EVT_FLOGI_RCVD,
EFC_EVT_LOGO_RCVD,
EFC_EVT_PRLI_RCVD,
EFC_EVT_PRLO_RCVD,
EFC_EVT_PDISC_RCVD,
EFC_EVT_FDISC_RCVD,
EFC_EVT_ADISC_RCVD,
EFC_EVT_RSCN_RCVD,
EFC_EVT_SCR_RCVD,
EFC_EVT_ELS_RCVD,
EFC_EVT_FCP_CMD_RCVD,
EFC_EVT_GIDPT_DELAY_EXPIRED,
/* SCSI Target Server events */
EFC_EVT_NODE_ACTIVE_IO_LIST_EMPTY,
EFC_EVT_NODE_DEL_INI_COMPLETE,
EFC_EVT_NODE_DEL_TGT_COMPLETE,
EFC_EVT_NODE_SESS_REG_OK,
EFC_EVT_NODE_SESS_REG_FAIL,
/* Must be last */
EFC_EVT_LAST
};
/* State Machine event name lookup array */
#define EFC_SM_EVENT_NAME { \
[EFC_EVT_ENTER] = "EFC_EVT_ENTER" , \
[EFC_EVT_REENTER] = "EFC_EVT_REENTER" , \
[EFC_EVT_EXIT] = "EFC_EVT_EXIT" , \
[EFC_EVT_SHUTDOWN] = "EFC_EVT_SHUTDOWN" , \
[EFC_EVT_ALL_CHILD_NODES_FREE] = "EFC_EVT_ALL_CHILD_NODES_FREE" ,\
[EFC_EVT_RESUME] = "EFC_EVT_RESUME" , \
[EFC_EVT_TIMER_EXPIRED] = "EFC_EVT_TIMER_EXPIRED" , \
[EFC_EVT_RESPONSE] = "EFC_EVT_RESPONSE" , \
[EFC_EVT_ERROR] = "EFC_EVT_ERROR" , \
[EFC_EVT_DOMAIN_FOUND] = "EFC_EVT_DOMAIN_FOUND" , \
[EFC_EVT_DOMAIN_ALLOC_OK] = "EFC_EVT_DOMAIN_ALLOC_OK" , \
[EFC_EVT_DOMAIN_ALLOC_FAIL] = "EFC_EVT_DOMAIN_ALLOC_FAIL" , \
[EFC_EVT_DOMAIN_REQ_ATTACH] = "EFC_EVT_DOMAIN_REQ_ATTACH" , \
[EFC_EVT_DOMAIN_ATTACH_OK] = "EFC_EVT_DOMAIN_ATTACH_OK" , \
[EFC_EVT_DOMAIN_ATTACH_FAIL] = "EFC_EVT_DOMAIN_ATTACH_FAIL" , \
[EFC_EVT_DOMAIN_LOST] = "EFC_EVT_DOMAIN_LOST" , \
[EFC_EVT_DOMAIN_FREE_OK] = "EFC_EVT_DOMAIN_FREE_OK" , \
[EFC_EVT_DOMAIN_FREE_FAIL] = "EFC_EVT_DOMAIN_FREE_FAIL" , \
[EFC_EVT_HW_DOMAIN_REQ_ATTACH] = "EFC_EVT_HW_DOMAIN_REQ_ATTACH" ,\
[EFC_EVT_HW_DOMAIN_REQ_FREE] = "EFC_EVT_HW_DOMAIN_REQ_FREE" , \
[EFC_EVT_NPORT_ALLOC_OK] = "EFC_EVT_NPORT_ALLOC_OK" , \
[EFC_EVT_NPORT_ALLOC_FAIL] = "EFC_EVT_NPORT_ALLOC_FAIL" , \
[EFC_EVT_NPORT_ATTACH_OK] = "EFC_EVT_NPORT_ATTACH_OK" , \
[EFC_EVT_NPORT_ATTACH_FAIL] = "EFC_EVT_NPORT_ATTACH_FAIL" , \
[EFC_EVT_NPORT_FREE_OK] = "EFC_EVT_NPORT_FREE_OK" , \
[EFC_EVT_NPORT_FREE_FAIL] = "EFC_EVT_NPORT_FREE_FAIL" , \
[EFC_EVT_NPORT_TOPOLOGY_NOTIFY] = "EFC_EVT_NPORT_TOPOLOGY_NOTIFY" ,\
[EFC_EVT_HW_PORT_ALLOC_OK] = "EFC_EVT_HW_PORT_ALLOC_OK" , \
[EFC_EVT_HW_PORT_ALLOC_FAIL] = "EFC_EVT_HW_PORT_ALLOC_FAIL" , \
[EFC_EVT_HW_PORT_ATTACH_OK] = "EFC_EVT_HW_PORT_ATTACH_OK" , \
[EFC_EVT_HW_PORT_REQ_ATTACH] = "EFC_EVT_HW_PORT_REQ_ATTACH" , \
[EFC_EVT_HW_PORT_REQ_FREE] = "EFC_EVT_HW_PORT_REQ_FREE" , \
[EFC_EVT_HW_PORT_FREE_OK] = "EFC_EVT_HW_PORT_FREE_OK" , \
[EFC_EVT_SRRS_ELS_REQ_OK] = "EFC_EVT_SRRS_ELS_REQ_OK" , \
[EFC_EVT_SRRS_ELS_CMPL_OK] = "EFC_EVT_SRRS_ELS_CMPL_OK" , \
[EFC_EVT_SRRS_ELS_REQ_FAIL] = "EFC_EVT_SRRS_ELS_REQ_FAIL" , \
[EFC_EVT_SRRS_ELS_CMPL_FAIL] = "EFC_EVT_SRRS_ELS_CMPL_FAIL" , \
[EFC_EVT_SRRS_ELS_REQ_RJT] = "EFC_EVT_SRRS_ELS_REQ_RJT" , \
[EFC_EVT_NODE_ATTACH_OK] = "EFC_EVT_NODE_ATTACH_OK" , \
[EFC_EVT_NODE_ATTACH_FAIL] = "EFC_EVT_NODE_ATTACH_FAIL" , \
[EFC_EVT_NODE_FREE_OK] = "EFC_EVT_NODE_FREE_OK" , \
[EFC_EVT_NODE_FREE_FAIL] = "EFC_EVT_NODE_FREE_FAIL" , \
[EFC_EVT_ELS_FRAME] = "EFC_EVT_ELS_FRAME" , \
[EFC_EVT_ELS_REQ_TIMEOUT] = "EFC_EVT_ELS_REQ_TIMEOUT" , \
[EFC_EVT_ELS_REQ_ABORTED] = "EFC_EVT_ELS_REQ_ABORTED" , \
[EFC_EVT_ABORT_ELS] = "EFC_EVT_ABORT_ELS" , \
[EFC_EVT_ELS_ABORT_CMPL] = "EFC_EVT_ELS_ABORT_CMPL" , \
[EFC_EVT_ABTS_RCVD] = "EFC_EVT_ABTS_RCVD" , \
[EFC_EVT_NODE_MISSING] = "EFC_EVT_NODE_MISSING" , \
[EFC_EVT_NODE_REFOUND] = "EFC_EVT_NODE_REFOUND" , \
[EFC_EVT_SHUTDOWN_IMPLICIT_LOGO] = "EFC_EVT_SHUTDOWN_IMPLICIT_LOGO" ,\
[EFC_EVT_SHUTDOWN_EXPLICIT_LOGO] = "EFC_EVT_SHUTDOWN_EXPLICIT_LOGO" ,\
[EFC_EVT_PLOGI_RCVD] = "EFC_EVT_PLOGI_RCVD" , \
[EFC_EVT_FLOGI_RCVD] = "EFC_EVT_FLOGI_RCVD" , \
[EFC_EVT_LOGO_RCVD] = "EFC_EVT_LOGO_RCVD" , \
[EFC_EVT_PRLI_RCVD] = "EFC_EVT_PRLI_RCVD" , \
[EFC_EVT_PRLO_RCVD] = "EFC_EVT_PRLO_RCVD" , \
[EFC_EVT_PDISC_RCVD] = "EFC_EVT_PDISC_RCVD" , \
[EFC_EVT_FDISC_RCVD] = "EFC_EVT_FDISC_RCVD" , \
[EFC_EVT_ADISC_RCVD] = "EFC_EVT_ADISC_RCVD" , \
[EFC_EVT_RSCN_RCVD] = "EFC_EVT_RSCN_RCVD" , \
[EFC_EVT_SCR_RCVD] = "EFC_EVT_SCR_RCVD" , \
[EFC_EVT_ELS_RCVD] = "EFC_EVT_ELS_RCVD" , \
[EFC_EVT_FCP_CMD_RCVD] = "EFC_EVT_FCP_CMD_RCVD" , \
[EFC_EVT_NODE_DEL_INI_COMPLETE] = "EFC_EVT_NODE_DEL_INI_COMPLETE" ,\
[EFC_EVT_NODE_DEL_TGT_COMPLETE] = "EFC_EVT_NODE_DEL_TGT_COMPLETE" ,\
[EFC_EVT_LAST] = "EFC_EVT_LAST" , \
}
int
efc_sm_post_event(struct efc_sm_ctx *ctx,
enum efc_sm_event evt, void *data);
void
efc_sm_transition(struct efc_sm_ctx *ctx,
void (*state)(struct efc_sm_ctx *ctx,
enum efc_sm_event evt, void *arg),
void *data);
void efc_sm_disable(struct efc_sm_ctx *ctx);
const char *efc_sm_event_name(enum efc_sm_event evt);
#endif /* ! _EFC_SM_H */
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