1 /******************************************************************* 2 * This file is part of the Emulex Linux Device Driver for * 3 * Fibre Channel Host Bus Adapters. * 4 * Copyright (C) 2004-2006 Emulex. All rights reserved. * 5 * EMULEX and SLI are trademarks of Emulex. * 6 * www.emulex.com * 7 * * 8 * This program is free software; you can redistribute it and/or * 9 * modify it under the terms of version 2 of the GNU General * 10 * Public License as published by the Free Software Foundation. * 11 * This program is distributed in the hope that it will be useful. * 12 * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND * 13 * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, * 14 * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE * 15 * DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD * 16 * TO BE LEGALLY INVALID. See the GNU General Public License for * 17 * more details, a copy of which can be found in the file COPYING * 18 * included with this package. * 19 *******************************************************************/ 20 21 struct fc_rport; 22 void lpfc_dump_mem(struct lpfc_hba *, LPFC_MBOXQ_t *, uint16_t); 23 void lpfc_read_nv(struct lpfc_hba *, LPFC_MBOXQ_t *); 24 int lpfc_read_la(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb, 25 struct lpfc_dmabuf *mp); 26 void lpfc_clear_la(struct lpfc_hba *, LPFC_MBOXQ_t *); 27 void lpfc_config_link(struct lpfc_hba *, LPFC_MBOXQ_t *); 28 int lpfc_read_sparam(struct lpfc_hba *, LPFC_MBOXQ_t *); 29 void lpfc_read_config(struct lpfc_hba *, LPFC_MBOXQ_t *); 30 void lpfc_read_lnk_stat(struct lpfc_hba *, LPFC_MBOXQ_t *); 31 int lpfc_reg_login(struct lpfc_hba *, uint32_t, uint8_t *, LPFC_MBOXQ_t *, 32 uint32_t); 33 void lpfc_unreg_login(struct lpfc_hba *, uint32_t, LPFC_MBOXQ_t *); 34 void lpfc_unreg_did(struct lpfc_hba *, uint32_t, LPFC_MBOXQ_t *); 35 void lpfc_init_link(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t, uint32_t); 36 37 38 int lpfc_linkdown(struct lpfc_hba *); 39 void lpfc_mbx_cmpl_read_la(struct lpfc_hba *, LPFC_MBOXQ_t *); 40 41 void lpfc_mbx_cmpl_clear_la(struct lpfc_hba *, LPFC_MBOXQ_t *); 42 void lpfc_mbx_cmpl_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *); 43 void lpfc_mbx_cmpl_fabric_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *); 44 void lpfc_mbx_cmpl_ns_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *); 45 void lpfc_mbx_cmpl_fdmi_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *); 46 void lpfc_dequeue_node(struct lpfc_hba *, struct lpfc_nodelist *); 47 void lpfc_nlp_set_state(struct lpfc_hba *, struct lpfc_nodelist *, int); 48 void lpfc_drop_node(struct lpfc_hba *, struct lpfc_nodelist *); 49 void lpfc_set_disctmo(struct lpfc_hba *); 50 int lpfc_can_disctmo(struct lpfc_hba *); 51 int lpfc_unreg_rpi(struct lpfc_hba *, struct lpfc_nodelist *); 52 int lpfc_check_sli_ndlp(struct lpfc_hba *, struct lpfc_sli_ring *, 53 struct lpfc_iocbq *, struct lpfc_nodelist *); 54 int lpfc_nlp_remove(struct lpfc_hba *, struct lpfc_nodelist *); 55 void lpfc_nlp_init(struct lpfc_hba *, struct lpfc_nodelist *, uint32_t); 56 struct lpfc_nodelist *lpfc_setup_disc_node(struct lpfc_hba *, uint32_t); 57 void lpfc_disc_list_loopmap(struct lpfc_hba *); 58 void lpfc_disc_start(struct lpfc_hba *); 59 void lpfc_disc_flush_list(struct lpfc_hba *); 60 void lpfc_disc_timeout(unsigned long); 61 62 struct lpfc_nodelist *__lpfc_findnode_rpi(struct lpfc_hba * phba, uint16_t rpi); 63 struct lpfc_nodelist *lpfc_findnode_rpi(struct lpfc_hba * phba, uint16_t rpi); 64 65 int lpfc_workq_post_event(struct lpfc_hba *, void *, void *, uint32_t); 66 int lpfc_do_work(void *); 67 int lpfc_disc_state_machine(struct lpfc_hba *, struct lpfc_nodelist *, void *, 68 uint32_t); 69 70 int lpfc_check_sparm(struct lpfc_hba *, struct lpfc_nodelist *, 71 struct serv_parm *, uint32_t); 72 int lpfc_els_abort(struct lpfc_hba *, struct lpfc_nodelist * ndlp); 73 int lpfc_els_abort_flogi(struct lpfc_hba *); 74 int lpfc_initial_flogi(struct lpfc_hba *); 75 int lpfc_issue_els_plogi(struct lpfc_hba *, uint32_t, uint8_t); 76 int lpfc_issue_els_prli(struct lpfc_hba *, struct lpfc_nodelist *, uint8_t); 77 int lpfc_issue_els_adisc(struct lpfc_hba *, struct lpfc_nodelist *, uint8_t); 78 int lpfc_issue_els_logo(struct lpfc_hba *, struct lpfc_nodelist *, uint8_t); 79 int lpfc_issue_els_scr(struct lpfc_hba *, uint32_t, uint8_t); 80 int lpfc_els_free_iocb(struct lpfc_hba *, struct lpfc_iocbq *); 81 int lpfc_els_rsp_acc(struct lpfc_hba *, uint32_t, struct lpfc_iocbq *, 82 struct lpfc_nodelist *, LPFC_MBOXQ_t *, uint8_t); 83 int lpfc_els_rsp_reject(struct lpfc_hba *, uint32_t, struct lpfc_iocbq *, 84 struct lpfc_nodelist *); 85 int lpfc_els_rsp_adisc_acc(struct lpfc_hba *, struct lpfc_iocbq *, 86 struct lpfc_nodelist *); 87 int lpfc_els_rsp_prli_acc(struct lpfc_hba *, struct lpfc_iocbq *, 88 struct lpfc_nodelist *); 89 void lpfc_cancel_retry_delay_tmo(struct lpfc_hba *, struct lpfc_nodelist *); 90 void lpfc_els_retry_delay(unsigned long); 91 void lpfc_els_retry_delay_handler(struct lpfc_nodelist *); 92 void lpfc_els_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *, 93 struct lpfc_iocbq *); 94 int lpfc_els_handle_rscn(struct lpfc_hba *); 95 int lpfc_els_flush_rscn(struct lpfc_hba *); 96 int lpfc_rscn_payload_check(struct lpfc_hba *, uint32_t); 97 void lpfc_els_flush_cmd(struct lpfc_hba *); 98 int lpfc_els_disc_adisc(struct lpfc_hba *); 99 int lpfc_els_disc_plogi(struct lpfc_hba *); 100 void lpfc_els_timeout(unsigned long); 101 void lpfc_els_timeout_handler(struct lpfc_hba *); 102 103 void lpfc_ct_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *, 104 struct lpfc_iocbq *); 105 int lpfc_ns_cmd(struct lpfc_hba *, struct lpfc_nodelist *, int); 106 int lpfc_fdmi_cmd(struct lpfc_hba *, struct lpfc_nodelist *, int); 107 void lpfc_fdmi_tmo(unsigned long); 108 void lpfc_fdmi_tmo_handler(struct lpfc_hba *); 109 110 int lpfc_config_port_prep(struct lpfc_hba *); 111 int lpfc_config_port_post(struct lpfc_hba *); 112 int lpfc_hba_down_prep(struct lpfc_hba *); 113 int lpfc_hba_down_post(struct lpfc_hba *); 114 void lpfc_hba_init(struct lpfc_hba *, uint32_t *); 115 int lpfc_post_buffer(struct lpfc_hba *, struct lpfc_sli_ring *, int, int); 116 void lpfc_decode_firmware_rev(struct lpfc_hba *, char *, int); 117 int lpfc_online(struct lpfc_hba *); 118 void lpfc_block_mgmt_io(struct lpfc_hba *); 119 void lpfc_unblock_mgmt_io(struct lpfc_hba *); 120 void lpfc_offline_prep(struct lpfc_hba *); 121 void lpfc_offline(struct lpfc_hba *); 122 123 int lpfc_sli_setup(struct lpfc_hba *); 124 int lpfc_sli_queue_setup(struct lpfc_hba *); 125 126 void lpfc_handle_eratt(struct lpfc_hba *); 127 void lpfc_handle_latt(struct lpfc_hba *); 128 irqreturn_t lpfc_intr_handler(int, void *); 129 130 void lpfc_read_rev(struct lpfc_hba *, LPFC_MBOXQ_t *); 131 void lpfc_config_ring(struct lpfc_hba *, int, LPFC_MBOXQ_t *); 132 void lpfc_config_port(struct lpfc_hba *, LPFC_MBOXQ_t *); 133 void lpfc_kill_board(struct lpfc_hba *, LPFC_MBOXQ_t *); 134 void lpfc_mbox_put(struct lpfc_hba *, LPFC_MBOXQ_t *); 135 LPFC_MBOXQ_t *lpfc_mbox_get(struct lpfc_hba *); 136 int lpfc_mbox_tmo_val(struct lpfc_hba *, int); 137 138 int lpfc_mem_alloc(struct lpfc_hba *); 139 void lpfc_mem_free(struct lpfc_hba *); 140 141 void lpfc_poll_timeout(unsigned long ptr); 142 void lpfc_poll_start_timer(struct lpfc_hba * phba); 143 void lpfc_sli_poll_fcp_ring(struct lpfc_hba * hba); 144 struct lpfc_iocbq * lpfc_sli_get_iocbq(struct lpfc_hba *); 145 void lpfc_sli_release_iocbq(struct lpfc_hba * phba, struct lpfc_iocbq * iocb); 146 uint16_t lpfc_sli_next_iotag(struct lpfc_hba * phba, struct lpfc_iocbq * iocb); 147 148 void lpfc_reset_barrier(struct lpfc_hba * phba); 149 int lpfc_sli_brdready(struct lpfc_hba *, uint32_t); 150 int lpfc_sli_brdkill(struct lpfc_hba *); 151 int lpfc_sli_brdreset(struct lpfc_hba *); 152 int lpfc_sli_brdrestart(struct lpfc_hba *); 153 int lpfc_sli_hba_setup(struct lpfc_hba *); 154 int lpfc_sli_hba_down(struct lpfc_hba *); 155 int lpfc_sli_issue_mbox(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t); 156 int lpfc_sli_handle_mb_event(struct lpfc_hba *); 157 int lpfc_sli_flush_mbox_queue(struct lpfc_hba *); 158 int lpfc_sli_handle_slow_ring_event(struct lpfc_hba *, 159 struct lpfc_sli_ring *, uint32_t); 160 void lpfc_sli_def_mbox_cmpl(struct lpfc_hba *, LPFC_MBOXQ_t *); 161 int lpfc_sli_issue_iocb(struct lpfc_hba *, struct lpfc_sli_ring *, 162 struct lpfc_iocbq *, uint32_t); 163 void lpfc_sli_pcimem_bcopy(void *, void *, uint32_t); 164 int lpfc_sli_abort_iocb_ring(struct lpfc_hba *, struct lpfc_sli_ring *); 165 int lpfc_sli_ringpostbuf_put(struct lpfc_hba *, struct lpfc_sli_ring *, 166 struct lpfc_dmabuf *); 167 struct lpfc_dmabuf *lpfc_sli_ringpostbuf_get(struct lpfc_hba *, 168 struct lpfc_sli_ring *, 169 dma_addr_t); 170 int lpfc_sli_issue_abort_iotag(struct lpfc_hba *, struct lpfc_sli_ring *, 171 struct lpfc_iocbq *); 172 int lpfc_sli_sum_iocb(struct lpfc_hba *, struct lpfc_sli_ring *, uint16_t, 173 uint64_t, lpfc_ctx_cmd); 174 int lpfc_sli_abort_iocb(struct lpfc_hba *, struct lpfc_sli_ring *, uint16_t, 175 uint64_t, uint32_t, lpfc_ctx_cmd); 176 177 void lpfc_mbox_timeout(unsigned long); 178 void lpfc_mbox_timeout_handler(struct lpfc_hba *); 179 180 struct lpfc_nodelist *lpfc_findnode_did(struct lpfc_hba *, uint32_t, uint32_t); 181 struct lpfc_nodelist *lpfc_findnode_wwpn(struct lpfc_hba *, uint32_t, 182 struct lpfc_name *); 183 184 int lpfc_sli_issue_mbox_wait(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmboxq, 185 uint32_t timeout); 186 187 int lpfc_sli_issue_iocb_wait(struct lpfc_hba * phba, 188 struct lpfc_sli_ring * pring, 189 struct lpfc_iocbq * piocb, 190 struct lpfc_iocbq * prspiocbq, 191 uint32_t timeout); 192 void lpfc_sli_abort_fcp_cmpl(struct lpfc_hba * phba, 193 struct lpfc_iocbq * cmdiocb, 194 struct lpfc_iocbq * rspiocb); 195 196 void *lpfc_mbuf_alloc(struct lpfc_hba *, int, dma_addr_t *); 197 void lpfc_mbuf_free(struct lpfc_hba *, void *, dma_addr_t); 198 199 /* Function prototypes. */ 200 const char* lpfc_info(struct Scsi_Host *); 201 void lpfc_get_cfgparam(struct lpfc_hba *); 202 int lpfc_alloc_sysfs_attr(struct lpfc_hba *); 203 void lpfc_free_sysfs_attr(struct lpfc_hba *); 204 extern struct class_device_attribute *lpfc_host_attrs[]; 205 extern struct scsi_host_template lpfc_template; 206 extern struct fc_function_template lpfc_transport_functions; 207 208 void lpfc_get_hba_sym_node_name(struct lpfc_hba * phba, uint8_t * symbp); 209 void lpfc_terminate_rport_io(struct fc_rport *); 210 void lpfc_dev_loss_tmo_callbk(struct fc_rport *rport); 211 212 #define ScsiResult(host_code, scsi_code) (((host_code) << 16) | scsi_code) 213 #define HBA_EVENT_RSCN 5 214 #define HBA_EVENT_LINK_UP 2 215 #define HBA_EVENT_LINK_DOWN 3 216