299 lines
14 KiB
C
299 lines
14 KiB
C
/*******************************************************************
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* This file is part of the Emulex Linux Device Driver for *
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* Fibre Channel Host Bus Adapters. *
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* Copyright (C) 2004-2007 Emulex. All rights reserved. *
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* EMULEX and SLI are trademarks of Emulex. *
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* www.emulex.com *
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* *
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* This program is free software; you can redistribute it and/or *
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* modify it under the terms of version 2 of the GNU General *
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* Public License as published by the Free Software Foundation. *
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* This program is distributed in the hope that it will be useful. *
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* ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND *
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* WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, *
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* FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE *
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* DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD *
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* TO BE LEGALLY INVALID. See the GNU General Public License for *
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* more details, a copy of which can be found in the file COPYING *
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* included with this package. *
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*******************************************************************/
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typedef int (*node_filter)(struct lpfc_nodelist *ndlp, void *param);
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struct fc_rport;
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void lpfc_dump_mem(struct lpfc_hba *, LPFC_MBOXQ_t *, uint16_t);
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void lpfc_read_nv(struct lpfc_hba *, LPFC_MBOXQ_t *);
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void lpfc_heart_beat(struct lpfc_hba *, LPFC_MBOXQ_t *);
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int lpfc_read_la(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb,
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struct lpfc_dmabuf *mp);
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void lpfc_clear_la(struct lpfc_hba *, LPFC_MBOXQ_t *);
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void lpfc_issue_clear_la(struct lpfc_hba *phba, struct lpfc_vport *vport);
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void lpfc_config_link(struct lpfc_hba *, LPFC_MBOXQ_t *);
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int lpfc_read_sparam(struct lpfc_hba *, LPFC_MBOXQ_t *, int);
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void lpfc_read_config(struct lpfc_hba *, LPFC_MBOXQ_t *);
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void lpfc_read_lnk_stat(struct lpfc_hba *, LPFC_MBOXQ_t *);
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int lpfc_reg_login(struct lpfc_hba *, uint16_t, uint32_t, uint8_t *,
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LPFC_MBOXQ_t *, uint32_t);
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void lpfc_unreg_login(struct lpfc_hba *, uint16_t, uint32_t, LPFC_MBOXQ_t *);
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void lpfc_unreg_did(struct lpfc_hba *, uint16_t, uint32_t, LPFC_MBOXQ_t *);
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void lpfc_reg_vpi(struct lpfc_hba *, uint16_t, uint32_t, LPFC_MBOXQ_t *);
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void lpfc_unreg_vpi(struct lpfc_hba *, uint16_t, LPFC_MBOXQ_t *);
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void lpfc_init_link(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t, uint32_t);
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struct lpfc_vport *lpfc_find_vport_by_did(struct lpfc_hba *, uint32_t);
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void lpfc_cleanup_rpis(struct lpfc_vport *vport, int remove);
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int lpfc_linkdown(struct lpfc_hba *);
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void lpfc_mbx_cmpl_read_la(struct lpfc_hba *, LPFC_MBOXQ_t *);
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void lpfc_mbx_cmpl_clear_la(struct lpfc_hba *, LPFC_MBOXQ_t *);
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void lpfc_mbx_cmpl_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
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void lpfc_mbx_cmpl_dflt_rpi(struct lpfc_hba *, LPFC_MBOXQ_t *);
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void lpfc_mbx_cmpl_fabric_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
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void lpfc_mbx_cmpl_ns_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
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void lpfc_mbx_cmpl_fdmi_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
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void lpfc_dequeue_node(struct lpfc_vport *, struct lpfc_nodelist *);
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void lpfc_nlp_set_state(struct lpfc_vport *, struct lpfc_nodelist *, int);
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void lpfc_drop_node(struct lpfc_vport *, struct lpfc_nodelist *);
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void lpfc_set_disctmo(struct lpfc_vport *);
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int lpfc_can_disctmo(struct lpfc_vport *);
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int lpfc_unreg_rpi(struct lpfc_vport *, struct lpfc_nodelist *);
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void lpfc_unreg_all_rpis(struct lpfc_vport *);
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void lpfc_unreg_default_rpis(struct lpfc_vport *);
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void lpfc_issue_reg_vpi(struct lpfc_hba *, struct lpfc_vport *);
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int lpfc_check_sli_ndlp(struct lpfc_hba *, struct lpfc_sli_ring *,
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struct lpfc_iocbq *, struct lpfc_nodelist *);
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void lpfc_nlp_init(struct lpfc_vport *, struct lpfc_nodelist *, uint32_t);
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struct lpfc_nodelist *lpfc_nlp_get(struct lpfc_nodelist *);
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int lpfc_nlp_put(struct lpfc_nodelist *);
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struct lpfc_nodelist *lpfc_setup_disc_node(struct lpfc_vport *, uint32_t);
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void lpfc_disc_list_loopmap(struct lpfc_vport *);
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void lpfc_disc_start(struct lpfc_vport *);
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void lpfc_disc_flush_list(struct lpfc_vport *);
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void lpfc_cleanup_discovery_resources(struct lpfc_vport *);
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void lpfc_disc_timeout(unsigned long);
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struct lpfc_nodelist *__lpfc_findnode_rpi(struct lpfc_vport *, uint16_t);
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struct lpfc_nodelist *lpfc_findnode_rpi(struct lpfc_vport *, uint16_t);
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void lpfc_worker_wake_up(struct lpfc_hba *);
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int lpfc_workq_post_event(struct lpfc_hba *, void *, void *, uint32_t);
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int lpfc_do_work(void *);
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int lpfc_disc_state_machine(struct lpfc_vport *, struct lpfc_nodelist *, void *,
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uint32_t);
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void lpfc_register_new_vport(struct lpfc_hba *, struct lpfc_vport *,
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struct lpfc_nodelist *);
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void lpfc_do_scr_ns_plogi(struct lpfc_hba *, struct lpfc_vport *);
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int lpfc_check_sparm(struct lpfc_vport *, struct lpfc_nodelist *,
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struct serv_parm *, uint32_t);
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int lpfc_els_abort(struct lpfc_hba *, struct lpfc_nodelist *);
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int lpfc_els_chk_latt(struct lpfc_vport *);
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int lpfc_els_abort_flogi(struct lpfc_hba *);
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int lpfc_initial_flogi(struct lpfc_vport *);
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int lpfc_initial_fdisc(struct lpfc_vport *);
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int lpfc_issue_els_fdisc(struct lpfc_vport *, struct lpfc_nodelist *, uint8_t);
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int lpfc_issue_els_plogi(struct lpfc_vport *, uint32_t, uint8_t);
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int lpfc_issue_els_prli(struct lpfc_vport *, struct lpfc_nodelist *, uint8_t);
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int lpfc_issue_els_adisc(struct lpfc_vport *, struct lpfc_nodelist *, uint8_t);
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int lpfc_issue_els_logo(struct lpfc_vport *, struct lpfc_nodelist *, uint8_t);
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int lpfc_issue_els_npiv_logo(struct lpfc_vport *, struct lpfc_nodelist *);
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int lpfc_issue_els_scr(struct lpfc_vport *, uint32_t, uint8_t);
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int lpfc_els_free_iocb(struct lpfc_hba *, struct lpfc_iocbq *);
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int lpfc_ct_free_iocb(struct lpfc_hba *, struct lpfc_iocbq *);
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int lpfc_els_rsp_acc(struct lpfc_vport *, uint32_t, struct lpfc_iocbq *,
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struct lpfc_nodelist *, LPFC_MBOXQ_t *);
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int lpfc_els_rsp_reject(struct lpfc_vport *, uint32_t, struct lpfc_iocbq *,
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struct lpfc_nodelist *, LPFC_MBOXQ_t *);
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int lpfc_els_rsp_adisc_acc(struct lpfc_vport *, struct lpfc_iocbq *,
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struct lpfc_nodelist *);
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int lpfc_els_rsp_prli_acc(struct lpfc_vport *, struct lpfc_iocbq *,
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struct lpfc_nodelist *);
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void lpfc_cancel_retry_delay_tmo(struct lpfc_vport *, struct lpfc_nodelist *);
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void lpfc_els_retry_delay(unsigned long);
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void lpfc_els_retry_delay_handler(struct lpfc_nodelist *);
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void lpfc_dev_loss_tmo_handler(struct lpfc_nodelist *);
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void lpfc_els_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *,
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struct lpfc_iocbq *);
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int lpfc_els_handle_rscn(struct lpfc_vport *);
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void lpfc_els_flush_rscn(struct lpfc_vport *);
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int lpfc_rscn_payload_check(struct lpfc_vport *, uint32_t);
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void lpfc_els_flush_all_cmd(struct lpfc_hba *);
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void lpfc_els_flush_cmd(struct lpfc_vport *);
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int lpfc_els_disc_adisc(struct lpfc_vport *);
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int lpfc_els_disc_plogi(struct lpfc_vport *);
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void lpfc_els_timeout(unsigned long);
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void lpfc_els_timeout_handler(struct lpfc_vport *);
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void lpfc_hb_timeout(unsigned long);
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void lpfc_hb_timeout_handler(struct lpfc_hba *);
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void lpfc_ct_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *,
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struct lpfc_iocbq *);
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int lpfc_ns_cmd(struct lpfc_vport *, int, uint8_t, uint32_t);
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int lpfc_fdmi_cmd(struct lpfc_vport *, struct lpfc_nodelist *, int);
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void lpfc_fdmi_tmo(unsigned long);
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void lpfc_fdmi_timeout_handler(struct lpfc_vport *vport);
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int lpfc_config_port_prep(struct lpfc_hba *);
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int lpfc_config_port_post(struct lpfc_hba *);
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int lpfc_hba_down_prep(struct lpfc_hba *);
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int lpfc_hba_down_post(struct lpfc_hba *);
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void lpfc_hba_init(struct lpfc_hba *, uint32_t *);
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int lpfc_post_buffer(struct lpfc_hba *, struct lpfc_sli_ring *, int, int);
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void lpfc_decode_firmware_rev(struct lpfc_hba *, char *, int);
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int lpfc_online(struct lpfc_hba *);
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void lpfc_block_mgmt_io(struct lpfc_hba *);
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void lpfc_unblock_mgmt_io(struct lpfc_hba *);
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void lpfc_offline_prep(struct lpfc_hba *);
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void lpfc_offline(struct lpfc_hba *);
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int lpfc_sli_setup(struct lpfc_hba *);
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int lpfc_sli_queue_setup(struct lpfc_hba *);
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void lpfc_handle_eratt(struct lpfc_hba *);
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void lpfc_handle_latt(struct lpfc_hba *);
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irqreturn_t lpfc_intr_handler(int, void *);
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void lpfc_read_rev(struct lpfc_hba *, LPFC_MBOXQ_t *);
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void lpfc_config_ring(struct lpfc_hba *, int, LPFC_MBOXQ_t *);
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void lpfc_config_port(struct lpfc_hba *, LPFC_MBOXQ_t *);
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void lpfc_kill_board(struct lpfc_hba *, LPFC_MBOXQ_t *);
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void lpfc_mbox_put(struct lpfc_hba *, LPFC_MBOXQ_t *);
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LPFC_MBOXQ_t *lpfc_mbox_get(struct lpfc_hba *);
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void lpfc_mbox_cmpl_put(struct lpfc_hba *, LPFC_MBOXQ_t *);
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int lpfc_mbox_tmo_val(struct lpfc_hba *, int);
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void lpfc_config_hbq(struct lpfc_hba *, uint32_t, struct lpfc_hbq_init *,
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uint32_t , LPFC_MBOXQ_t *);
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struct lpfc_hbq_entry * lpfc_sli_next_hbq_slot(struct lpfc_hba *, uint32_t);
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struct hbq_dmabuf *lpfc_els_hbq_alloc(struct lpfc_hba *);
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void lpfc_els_hbq_free(struct lpfc_hba *, struct hbq_dmabuf *);
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int lpfc_mem_alloc(struct lpfc_hba *);
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void lpfc_mem_free(struct lpfc_hba *);
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void lpfc_stop_vport_timers(struct lpfc_vport *);
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void lpfc_poll_timeout(unsigned long ptr);
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void lpfc_poll_start_timer(struct lpfc_hba * phba);
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void lpfc_sli_poll_fcp_ring(struct lpfc_hba * hba);
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struct lpfc_iocbq * lpfc_sli_get_iocbq(struct lpfc_hba *);
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void lpfc_sli_release_iocbq(struct lpfc_hba * phba, struct lpfc_iocbq * iocb);
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void __lpfc_sli_release_iocbq(struct lpfc_hba * phba, struct lpfc_iocbq * iocb);
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uint16_t lpfc_sli_next_iotag(struct lpfc_hba * phba, struct lpfc_iocbq * iocb);
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void lpfc_reset_barrier(struct lpfc_hba * phba);
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int lpfc_sli_brdready(struct lpfc_hba *, uint32_t);
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int lpfc_sli_brdkill(struct lpfc_hba *);
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int lpfc_sli_brdreset(struct lpfc_hba *);
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int lpfc_sli_brdrestart(struct lpfc_hba *);
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int lpfc_sli_hba_setup(struct lpfc_hba *);
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int lpfc_sli_host_down(struct lpfc_vport *);
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int lpfc_sli_hba_down(struct lpfc_hba *);
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int lpfc_sli_issue_mbox(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t);
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int lpfc_sli_handle_mb_event(struct lpfc_hba *);
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int lpfc_sli_flush_mbox_queue(struct lpfc_hba *);
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int lpfc_sli_handle_slow_ring_event(struct lpfc_hba *,
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struct lpfc_sli_ring *, uint32_t);
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void lpfc_sli_def_mbox_cmpl(struct lpfc_hba *, LPFC_MBOXQ_t *);
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int lpfc_sli_issue_iocb(struct lpfc_hba *, struct lpfc_sli_ring *,
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struct lpfc_iocbq *, uint32_t);
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void lpfc_sli_pcimem_bcopy(void *, void *, uint32_t);
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void lpfc_sli_abort_iocb_ring(struct lpfc_hba *, struct lpfc_sli_ring *);
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int lpfc_sli_ringpostbuf_put(struct lpfc_hba *, struct lpfc_sli_ring *,
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struct lpfc_dmabuf *);
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struct lpfc_dmabuf *lpfc_sli_ringpostbuf_get(struct lpfc_hba *,
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struct lpfc_sli_ring *,
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dma_addr_t);
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int lpfc_sli_hbq_count(void);
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int lpfc_sli_hbqbuf_init_hbqs(struct lpfc_hba *, uint32_t);
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int lpfc_sli_hbqbuf_add_hbqs(struct lpfc_hba *, uint32_t);
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void lpfc_sli_hbqbuf_free_all(struct lpfc_hba *);
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struct hbq_dmabuf *lpfc_sli_hbqbuf_find(struct lpfc_hba *, uint32_t);
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int lpfc_sli_hbq_size(void);
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int lpfc_sli_issue_abort_iotag(struct lpfc_hba *, struct lpfc_sli_ring *,
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struct lpfc_iocbq *);
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int lpfc_sli_sum_iocb(struct lpfc_vport *, uint16_t, uint64_t, lpfc_ctx_cmd);
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int lpfc_sli_abort_iocb(struct lpfc_vport *, struct lpfc_sli_ring *, uint16_t,
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uint64_t, lpfc_ctx_cmd);
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void lpfc_mbox_timeout(unsigned long);
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void lpfc_mbox_timeout_handler(struct lpfc_hba *);
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struct lpfc_nodelist *__lpfc_find_node(struct lpfc_vport *, node_filter,
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void *);
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struct lpfc_nodelist *lpfc_find_node(struct lpfc_vport *, node_filter, void *);
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struct lpfc_nodelist *lpfc_findnode_did(struct lpfc_vport *, uint32_t);
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struct lpfc_nodelist *lpfc_findnode_wwpn(struct lpfc_vport *,
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struct lpfc_name *);
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int lpfc_sli_issue_mbox_wait(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmboxq,
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uint32_t timeout);
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int lpfc_sli_issue_iocb_wait(struct lpfc_hba * phba,
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struct lpfc_sli_ring * pring,
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struct lpfc_iocbq * piocb,
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struct lpfc_iocbq * prspiocbq,
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uint32_t timeout);
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void lpfc_sli_abort_fcp_cmpl(struct lpfc_hba * phba,
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struct lpfc_iocbq * cmdiocb,
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struct lpfc_iocbq * rspiocb);
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void lpfc_sli_free_hbq(struct lpfc_hba *, struct hbq_dmabuf *);
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void *lpfc_mbuf_alloc(struct lpfc_hba *, int, dma_addr_t *);
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void __lpfc_mbuf_free(struct lpfc_hba *, void *, dma_addr_t);
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void lpfc_mbuf_free(struct lpfc_hba *, void *, dma_addr_t);
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void lpfc_in_buf_free(struct lpfc_hba *, struct lpfc_dmabuf *);
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/* Function prototypes. */
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const char* lpfc_info(struct Scsi_Host *);
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int lpfc_scan_finished(struct Scsi_Host *, unsigned long);
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void lpfc_get_cfgparam(struct lpfc_hba *);
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void lpfc_get_vport_cfgparam(struct lpfc_vport *);
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int lpfc_alloc_sysfs_attr(struct lpfc_vport *);
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void lpfc_free_sysfs_attr(struct lpfc_vport *);
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extern struct class_device_attribute *lpfc_hba_attrs[];
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extern struct class_device_attribute *lpfc_vport_attrs[];
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extern struct scsi_host_template lpfc_template;
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extern struct scsi_host_template lpfc_vport_template;
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extern struct fc_function_template lpfc_transport_functions;
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extern struct fc_function_template lpfc_vport_transport_functions;
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extern int lpfc_sli_mode;
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int lpfc_vport_symbolic_node_name(struct lpfc_vport *, char *, size_t);
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void lpfc_terminate_rport_io(struct fc_rport *);
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void lpfc_dev_loss_tmo_callbk(struct fc_rport *rport);
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struct lpfc_vport *lpfc_create_port(struct lpfc_hba *, int, struct device *);
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int lpfc_vport_disable(struct fc_vport *fc_vport, bool disable);
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void lpfc_mbx_unreg_vpi(struct lpfc_vport *);
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void destroy_port(struct lpfc_vport *);
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int lpfc_get_instance(void);
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void lpfc_host_attrib_init(struct Scsi_Host *);
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extern void lpfc_debugfs_initialize(struct lpfc_vport *);
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extern void lpfc_debugfs_terminate(struct lpfc_vport *);
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extern void lpfc_debugfs_disc_trc(struct lpfc_vport *, int, char *, uint32_t,
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uint32_t, uint32_t);
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extern void lpfc_debugfs_slow_ring_trc(struct lpfc_hba *, char *, uint32_t,
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uint32_t, uint32_t);
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extern struct lpfc_hbq_init *lpfc_hbq_defs[];
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/* Interface exported by fabric iocb scheduler */
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int lpfc_issue_fabric_iocb(struct lpfc_hba *, struct lpfc_iocbq *);
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void lpfc_fabric_abort_vport(struct lpfc_vport *);
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void lpfc_fabric_abort_nport(struct lpfc_nodelist *);
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void lpfc_fabric_abort_hba(struct lpfc_hba *);
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void lpfc_fabric_abort_flogi(struct lpfc_hba *);
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void lpfc_fabric_block_timeout(unsigned long);
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void lpfc_unblock_fabric_iocbs(struct lpfc_hba *);
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void lpfc_adjust_queue_depth(struct lpfc_hba *);
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void lpfc_ramp_down_queue_handler(struct lpfc_hba *);
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void lpfc_ramp_up_queue_handler(struct lpfc_hba *);
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#define ScsiResult(host_code, scsi_code) (((host_code) << 16) | scsi_code)
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#define HBA_EVENT_RSCN 5
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#define HBA_EVENT_LINK_UP 2
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#define HBA_EVENT_LINK_DOWN 3
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