xref: /openbmc/linux/drivers/scsi/qla2xxx/qla_gbl.h (revision 6486a57f) 
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * QLogic Fibre Channel HBA Driver
4  * Copyright (c)  2003-2014 QLogic Corporation
5  */
6 #ifndef __QLA_GBL_H
7 #define	__QLA_GBL_H
8 
9 #include <linux/interrupt.h>
10 
11 /*
12  * Global Function Prototypes in qla_init.c source file.
13  */
14 extern int qla2x00_initialize_adapter(scsi_qla_host_t *);
15 extern int qla24xx_post_prli_work(struct scsi_qla_host *vha, fc_port_t *fcport);
16 
17 extern int qla2100_pci_config(struct scsi_qla_host *);
18 extern int qla2300_pci_config(struct scsi_qla_host *);
19 extern int qla24xx_pci_config(scsi_qla_host_t *);
20 extern int qla25xx_pci_config(scsi_qla_host_t *);
21 extern int qla2x00_reset_chip(struct scsi_qla_host *);
22 extern int qla24xx_reset_chip(struct scsi_qla_host *);
23 extern int qla2x00_chip_diag(struct scsi_qla_host *);
24 extern int qla24xx_chip_diag(struct scsi_qla_host *);
25 extern void qla2x00_config_rings(struct scsi_qla_host *);
26 extern void qla24xx_config_rings(struct scsi_qla_host *);
27 extern int qla2x00_reset_adapter(struct scsi_qla_host *);
28 extern int qla24xx_reset_adapter(struct scsi_qla_host *);
29 extern int qla2x00_nvram_config(struct scsi_qla_host *);
30 extern int qla24xx_nvram_config(struct scsi_qla_host *);
31 extern int qla81xx_nvram_config(struct scsi_qla_host *);
32 extern void qla2x00_update_fw_options(struct scsi_qla_host *);
33 extern void qla24xx_update_fw_options(scsi_qla_host_t *);
34 
35 extern int qla2x00_load_risc(struct scsi_qla_host *, uint32_t *);
36 extern int qla24xx_load_risc(scsi_qla_host_t *, uint32_t *);
37 extern int qla81xx_load_risc(scsi_qla_host_t *, uint32_t *);
38 
39 extern int qla2x00_perform_loop_resync(scsi_qla_host_t *);
40 extern int qla2x00_loop_resync(scsi_qla_host_t *);
41 extern void qla2x00_clear_loop_id(fc_port_t *fcport);
42 
43 extern int qla2x00_fabric_login(scsi_qla_host_t *, fc_port_t *, uint16_t *);
44 extern int qla2x00_local_device_login(scsi_qla_host_t *, fc_port_t *);
45 
46 extern int qla24xx_els_dcmd_iocb(scsi_qla_host_t *, int, port_id_t);
47 extern int qla24xx_els_dcmd2_iocb(scsi_qla_host_t *, int, fc_port_t *, bool);
48 extern void qla2x00_els_dcmd2_free(scsi_qla_host_t *vha,
49 				   struct els_plogi *els_plogi);
50 
51 extern void qla2x00_update_fcports(scsi_qla_host_t *);
52 
53 extern int qla2x00_abort_isp(scsi_qla_host_t *);
54 extern void qla2x00_abort_isp_cleanup(scsi_qla_host_t *);
55 extern void qla2x00_quiesce_io(scsi_qla_host_t *);
56 
57 extern void qla2x00_update_fcport(scsi_qla_host_t *, fc_port_t *);
58 void qla_register_fcport_fn(struct work_struct *);
59 extern void qla2x00_alloc_fw_dump(scsi_qla_host_t *);
60 extern void qla2x00_try_to_stop_firmware(scsi_qla_host_t *);
61 
62 extern int qla2x00_get_thermal_temp(scsi_qla_host_t *, uint16_t *);
63 
64 extern void qla84xx_put_chip(struct scsi_qla_host *);
65 
66 extern int qla2x00_async_login(struct scsi_qla_host *, fc_port_t *,
67     uint16_t *);
68 extern int qla2x00_async_logout(struct scsi_qla_host *, fc_port_t *);
69 extern int qla2x00_async_prlo(struct scsi_qla_host *, fc_port_t *);
70 extern int qla2x00_async_adisc(struct scsi_qla_host *, fc_port_t *,
71     uint16_t *);
72 extern int qla2x00_async_tm_cmd(fc_port_t *, uint32_t, uint32_t, uint32_t);
73 struct qla_work_evt *qla2x00_alloc_work(struct scsi_qla_host *,
74     enum qla_work_type);
75 extern int qla24xx_async_gnl(struct scsi_qla_host *, fc_port_t *);
76 int qla2x00_post_work(struct scsi_qla_host *vha, struct qla_work_evt *e);
77 extern void *qla2x00_alloc_iocbs_ready(struct qla_qpair *, srb_t *);
78 extern int qla24xx_update_fcport_fcp_prio(scsi_qla_host_t *, fc_port_t *);
79 extern int qla24xx_async_abort_cmd(srb_t *, bool);
80 
81 extern void qla2x00_set_fcport_state(fc_port_t *fcport, int state);
82 extern fc_port_t *
83 qla2x00_alloc_fcport(scsi_qla_host_t *, gfp_t );
84 
85 extern int __qla83xx_set_idc_control(scsi_qla_host_t *, uint32_t);
86 extern int __qla83xx_get_idc_control(scsi_qla_host_t *, uint32_t *);
87 extern void qla83xx_idc_audit(scsi_qla_host_t *, int);
88 extern int qla83xx_nic_core_reset(scsi_qla_host_t *);
89 extern void qla83xx_reset_ownership(scsi_qla_host_t *);
90 extern int qla2xxx_mctp_dump(scsi_qla_host_t *);
91 
92 extern int
93 qla2x00_alloc_outstanding_cmds(struct qla_hw_data *, struct req_que *);
94 extern int qla2x00_init_rings(scsi_qla_host_t *);
95 extern struct qla_qpair *qla2xxx_create_qpair(struct scsi_qla_host *,
96 	int, int, bool);
97 extern int qla2xxx_delete_qpair(struct scsi_qla_host *, struct qla_qpair *);
98 void qla2x00_handle_rscn(scsi_qla_host_t *vha, struct event_arg *ea);
99 void qla24xx_handle_plogi_done_event(struct scsi_qla_host *vha,
100 				     struct event_arg *ea);
101 void qla24xx_handle_relogin_event(scsi_qla_host_t *vha,
102 				  struct event_arg *ea);
103 int qla24xx_async_gpdb(struct scsi_qla_host *, fc_port_t *, u8);
104 int qla24xx_async_prli(struct scsi_qla_host *, fc_port_t *);
105 int qla24xx_async_notify_ack(scsi_qla_host_t *, fc_port_t *,
106 	struct imm_ntfy_from_isp *, int);
107 int qla24xx_post_newsess_work(struct scsi_qla_host *, port_id_t *, u8 *, u8*,
108     void *, u8);
109 int qla24xx_fcport_handle_login(struct scsi_qla_host *, fc_port_t *);
110 int qla24xx_detect_sfp(scsi_qla_host_t *);
111 int qla24xx_post_gpdb_work(struct scsi_qla_host *, fc_port_t *, u8);
112 
113 extern void qla28xx_get_aux_images(struct scsi_qla_host *,
114     struct active_regions *);
115 extern void qla27xx_get_active_image(struct scsi_qla_host *,
116     struct active_regions *);
117 
118 void qla2x00_async_prlo_done(struct scsi_qla_host *, fc_port_t *,
119     uint16_t *);
120 extern int qla2x00_post_async_prlo_work(struct scsi_qla_host *, fc_port_t *,
121     uint16_t *);
122 extern int qla2x00_post_async_prlo_done_work(struct scsi_qla_host *,
123     fc_port_t *, uint16_t *);
124 int qla_post_iidma_work(struct scsi_qla_host *vha, fc_port_t *fcport);
125 void qla_do_iidma_work(struct scsi_qla_host *vha, fc_port_t *fcport);
126 int qla2x00_reserve_mgmt_server_loop_id(scsi_qla_host_t *);
127 void qla_rscn_replay(fc_port_t *fcport);
128 void qla24xx_free_purex_item(struct purex_item *item);
129 extern bool qla24xx_risc_firmware_invalid(uint32_t *);
130 void qla_init_iocb_limit(scsi_qla_host_t *);
131 
132 void qla_edif_list_del(fc_port_t *fcport);
133 void qla_edif_sadb_release(struct qla_hw_data *ha);
134 int qla_edif_sadb_build_free_pool(struct qla_hw_data *ha);
135 void qla_edif_sadb_release_free_pool(struct qla_hw_data *ha);
136 void qla_chk_edif_rx_sa_delete_pending(scsi_qla_host_t *vha,
137 		srb_t *sp, struct sts_entry_24xx *sts24);
138 void qlt_chk_edif_rx_sa_delete_pending(scsi_qla_host_t *vha, fc_port_t *fcport,
139 		struct ctio7_from_24xx *ctio);
140 void qla2x00_release_all_sadb(struct scsi_qla_host *vha, struct fc_port *fcport);
141 int qla_edif_process_els(scsi_qla_host_t *vha, struct bsg_job *bsgjob);
142 void qla_edif_sess_down(struct scsi_qla_host *vha, struct fc_port *sess);
143 void qla_edif_clear_appdata(struct scsi_qla_host *vha,
144 			    struct fc_port *fcport);
145 const char *sc_to_str(uint16_t cmd);
146 
147 /*
148  * Global Data in qla_os.c source file.
149  */
150 extern char qla2x00_version_str[];
151 
152 extern struct kmem_cache *srb_cachep;
153 extern struct kmem_cache *qla_tgt_plogi_cachep;
154 
155 extern int ql2xlogintimeout;
156 extern int qlport_down_retry;
157 extern int ql2xplogiabsentdevice;
158 extern int ql2xloginretrycount;
159 extern int ql2xfdmienable;
160 extern int ql2xrdpenable;
161 extern int ql2xsmartsan;
162 extern int ql2xallocfwdump;
163 extern int ql2xextended_error_logging;
164 extern int ql2xextended_error_logging_ktrace;
165 extern int ql2xiidmaenable;
166 extern int ql2xmqsupport;
167 extern int ql2xfwloadbin;
168 extern int ql2xetsenable;
169 extern int ql2xshiftctondsd;
170 extern int ql2xdbwr;
171 extern int ql2xasynctmfenable;
172 extern int ql2xgffidenable;
173 extern int ql2xenabledif;
174 extern int ql2xenablehba_err_chk;
175 extern int ql2xdontresethba;
176 extern uint64_t ql2xmaxlun;
177 extern int ql2xmdcapmask;
178 extern int ql2xmdenable;
179 extern int ql2xexlogins;
180 extern int ql2xexchoffld;
181 extern int ql2xiniexchg;
182 extern int ql2xfwholdabts;
183 extern int ql2xmvasynctoatio;
184 extern int ql2xuctrlirq;
185 extern int ql2xnvmeenable;
186 extern int ql2xautodetectsfp;
187 extern int ql2xenablemsix;
188 extern int qla2xuseresexchforels;
189 extern int ql2xdifbundlinginternalbuffers;
190 extern int ql2xfulldump_on_mpifail;
191 extern int ql2xsecenable;
192 extern int ql2xenforce_iocb_limit;
193 extern int ql2xabts_wait_nvme;
194 extern u32 ql2xnvme_queues;
195 
196 extern int qla2x00_loop_reset(scsi_qla_host_t *);
197 extern void qla2x00_abort_all_cmds(scsi_qla_host_t *, int);
198 extern int qla2x00_post_aen_work(struct scsi_qla_host *, enum
199     fc_host_event_code, u32);
200 extern int qla2x00_post_idc_ack_work(struct scsi_qla_host *, uint16_t *);
201 extern int qla2x00_post_async_login_work(struct scsi_qla_host *, fc_port_t *,
202     uint16_t *);
203 extern int qla2x00_post_async_logout_work(struct scsi_qla_host *, fc_port_t *,
204     uint16_t *);
205 extern int qla2x00_post_async_adisc_work(struct scsi_qla_host *, fc_port_t *,
206     uint16_t *);
207 extern int qla2x00_post_async_adisc_done_work(struct scsi_qla_host *,
208     fc_port_t *, uint16_t *);
209 extern int qla2x00_set_exlogins_buffer(struct scsi_qla_host *);
210 extern void qla2x00_free_exlogin_buffer(struct qla_hw_data *);
211 extern int qla2x00_set_exchoffld_buffer(struct scsi_qla_host *);
212 extern void qla2x00_free_exchoffld_buffer(struct qla_hw_data *);
213 
214 extern int qla81xx_restart_mpi_firmware(scsi_qla_host_t *);
215 
216 extern struct scsi_qla_host *qla2x00_create_host(struct scsi_host_template *,
217 	struct qla_hw_data *);
218 extern void qla2x00_free_host(struct scsi_qla_host *);
219 extern void qla2x00_relogin(struct scsi_qla_host *);
220 extern void qla2x00_do_work(struct scsi_qla_host *);
221 extern void qla2x00_free_fcports(struct scsi_qla_host *);
222 extern void qla2x00_free_fcport(fc_port_t *);
223 
224 extern void qla83xx_schedule_work(scsi_qla_host_t *, int);
225 extern void qla83xx_service_idc_aen(struct work_struct *);
226 extern void qla83xx_nic_core_unrecoverable_work(struct work_struct *);
227 extern void qla83xx_idc_state_handler_work(struct work_struct *);
228 extern void qla83xx_nic_core_reset_work(struct work_struct *);
229 
230 extern void qla83xx_idc_lock(scsi_qla_host_t *, uint16_t);
231 extern void qla83xx_idc_unlock(scsi_qla_host_t *, uint16_t);
232 extern int qla83xx_idc_state_handler(scsi_qla_host_t *);
233 extern int qla83xx_set_drv_presence(scsi_qla_host_t *vha);
234 extern int __qla83xx_set_drv_presence(scsi_qla_host_t *vha);
235 extern int qla83xx_clear_drv_presence(scsi_qla_host_t *vha);
236 extern int __qla83xx_clear_drv_presence(scsi_qla_host_t *vha);
237 
238 extern int qla2x00_post_uevent_work(struct scsi_qla_host *, u32);
239 extern void qla2x00_disable_board_on_pci_error(struct work_struct *);
240 extern void qla_eeh_work(struct work_struct *);
241 extern void qla2x00_sp_compl(srb_t *sp, int);
242 extern void qla2xxx_qpair_sp_free_dma(srb_t *sp);
243 extern void qla2xxx_qpair_sp_compl(srb_t *sp, int);
244 extern void qla24xx_sched_upd_fcport(fc_port_t *);
245 void qla2x00_handle_login_done_event(struct scsi_qla_host *, fc_port_t *,
246 	uint16_t *);
247 int qla24xx_post_gnl_work(struct scsi_qla_host *, fc_port_t *);
248 int qla24xx_post_relogin_work(struct scsi_qla_host *vha);
249 void qla2x00_wait_for_sess_deletion(scsi_qla_host_t *);
250 void qla24xx_process_purex_rdp(struct scsi_qla_host *vha,
251 			       struct purex_item *pkt);
252 void qla_pci_set_eeh_busy(struct scsi_qla_host *);
253 void qla_schedule_eeh_work(struct scsi_qla_host *);
254 struct edif_sa_ctl *qla_edif_find_sa_ctl_by_index(fc_port_t *fcport,
255 						  int index, int dir);
256 
257 /*
258  * Global Functions in qla_mid.c source file.
259  */
260 extern void qla_update_vp_map(struct scsi_qla_host *, int);
261 extern struct scsi_host_template qla2xxx_driver_template;
262 extern struct scsi_transport_template *qla2xxx_transport_vport_template;
263 extern void qla2x00_timer(struct timer_list *);
264 extern void qla2x00_start_timer(scsi_qla_host_t *, unsigned long);
265 extern void qla24xx_deallocate_vp_id(scsi_qla_host_t *);
266 extern int qla24xx_disable_vp (scsi_qla_host_t *);
267 extern int qla24xx_enable_vp (scsi_qla_host_t *);
268 extern int qla24xx_control_vp(scsi_qla_host_t *, int );
269 extern int qla24xx_modify_vp_config(scsi_qla_host_t *);
270 extern int qla2x00_send_change_request(scsi_qla_host_t *, uint16_t, uint16_t);
271 extern void qla2x00_vp_stop_timer(scsi_qla_host_t *);
272 extern int qla24xx_configure_vhba (scsi_qla_host_t *);
273 extern void qla24xx_report_id_acquisition(scsi_qla_host_t *,
274     struct vp_rpt_id_entry_24xx *);
275 extern void qla2x00_do_dpc_all_vps(scsi_qla_host_t *);
276 extern int qla24xx_vport_create_req_sanity_check(struct fc_vport *);
277 extern scsi_qla_host_t *qla24xx_create_vhost(struct fc_vport *);
278 
279 extern void qla2x00_sp_free_dma(srb_t *sp);
280 
281 extern void qla2x00_mark_device_lost(scsi_qla_host_t *, fc_port_t *, int);
282 extern void qla2x00_mark_all_devices_lost(scsi_qla_host_t *);
283 extern int qla24xx_async_abort_cmd(srb_t *, bool);
284 
285 extern struct fw_blob *qla2x00_request_firmware(scsi_qla_host_t *);
286 
287 extern int qla2x00_wait_for_hba_online(scsi_qla_host_t *);
288 extern int qla2x00_wait_for_chip_reset(scsi_qla_host_t *);
289 extern int qla2x00_wait_for_fcoe_ctx_reset(scsi_qla_host_t *);
290 
291 extern void qla2xxx_wake_dpc(struct scsi_qla_host *);
292 extern void qla2x00_alert_all_vps(struct rsp_que *, uint16_t *);
293 extern void qla2x00_async_event(scsi_qla_host_t *, struct rsp_que *,
294 	uint16_t *);
295 extern int  qla2x00_vp_abort_isp(scsi_qla_host_t *);
296 void qla_adjust_buf(struct scsi_qla_host *);
297 
298 /*
299  * Global Function Prototypes in qla_iocb.c source file.
300  */
301 void qla_els_pt_iocb(struct scsi_qla_host *vha,
302 	struct els_entry_24xx *pkt, struct qla_els_pt_arg *a);
303 cont_a64_entry_t *qla2x00_prep_cont_type1_iocb(scsi_qla_host_t *vha,
304 		struct req_que *que);
305 extern uint16_t qla2x00_calc_iocbs_32(uint16_t);
306 extern uint16_t qla2x00_calc_iocbs_64(uint16_t);
307 extern void qla2x00_build_scsi_iocbs_32(srb_t *, cmd_entry_t *, uint16_t);
308 extern void qla2x00_build_scsi_iocbs_64(srb_t *, cmd_entry_t *, uint16_t);
309 extern void qla24xx_build_scsi_iocbs(srb_t *, struct cmd_type_7 *,
310 	uint16_t, struct req_que *);
311 extern uint32_t qla2xxx_get_next_handle(struct req_que *req);
312 extern int qla2x00_start_scsi(srb_t *sp);
313 extern int qla24xx_start_scsi(srb_t *sp);
314 int qla2x00_marker(struct scsi_qla_host *, struct qla_qpair *,
315     uint16_t, uint64_t, uint8_t);
316 extern int qla2x00_start_sp(srb_t *);
317 extern int qla24xx_dif_start_scsi(srb_t *);
318 extern int qla2x00_start_bidir(srb_t *, struct scsi_qla_host *, uint32_t);
319 extern int qla2xxx_dif_start_scsi_mq(srb_t *);
320 extern void qla2x00_init_async_sp(srb_t *sp, unsigned long tmo,
321 				  void (*done)(struct srb *, int));
322 extern unsigned long qla2x00_get_async_timeout(struct scsi_qla_host *);
323 
324 extern void *qla2x00_alloc_iocbs(struct scsi_qla_host *, srb_t *);
325 extern void *__qla2x00_alloc_iocbs(struct qla_qpair *, srb_t *);
326 extern int qla2x00_issue_marker(scsi_qla_host_t *, int);
327 extern int qla24xx_walk_and_build_sglist_no_difb(struct qla_hw_data *, srb_t *,
328 	struct dsd64 *, uint16_t, struct qla_tc_param *);
329 extern int qla24xx_walk_and_build_sglist(struct qla_hw_data *, srb_t *,
330 	struct dsd64 *, uint16_t, struct qla_tc_param *);
331 extern int qla24xx_walk_and_build_prot_sglist(struct qla_hw_data *, srb_t *,
332 	struct dsd64 *, uint16_t, struct qla_tgt_cmd *);
333 extern int qla24xx_get_one_block_sg(uint32_t, struct qla2_sgx *, uint32_t *);
334 extern int qla24xx_configure_prot_mode(srb_t *, uint16_t *);
335 extern int qla24xx_issue_sa_replace_iocb(scsi_qla_host_t *vha,
336 	struct qla_work_evt *e);
337 void qla2x00_sp_release(struct kref *kref);
338 void qla2x00_els_dcmd2_iocb_timeout(void *data);
339 
340 /*
341  * Global Function Prototypes in qla_mbx.c source file.
342  */
343 extern int
344 qla2x00_load_ram(scsi_qla_host_t *, dma_addr_t, uint32_t, uint32_t);
345 
346 extern int
347 qla2x00_dump_ram(scsi_qla_host_t *, dma_addr_t, uint32_t, uint32_t);
348 
349 extern int
350 qla2x00_execute_fw(scsi_qla_host_t *, uint32_t);
351 
352 extern int
353 qla2x00_get_fw_version(scsi_qla_host_t *);
354 
355 extern int
356 qla2x00_get_fw_options(scsi_qla_host_t *, uint16_t *);
357 
358 extern int
359 qla2x00_set_fw_options(scsi_qla_host_t *, uint16_t *);
360 
361 extern int
362 qla2x00_mbx_reg_test(scsi_qla_host_t *);
363 
364 extern int
365 qla2x00_verify_checksum(scsi_qla_host_t *, uint32_t);
366 
367 extern int
368 qla2x00_issue_iocb(scsi_qla_host_t *, void *, dma_addr_t, size_t);
369 
370 extern int
371 qla2x00_abort_command(srb_t *);
372 
373 extern int
374 qla2x00_abort_target(struct fc_port *, uint64_t, int);
375 
376 extern int
377 qla2x00_lun_reset(struct fc_port *, uint64_t, int);
378 
379 extern int
380 qla2x00_get_adapter_id(scsi_qla_host_t *, uint16_t *, uint8_t *, uint8_t *,
381     uint8_t *, uint16_t *, uint16_t *);
382 
383 extern int
384 qla2x00_get_retry_cnt(scsi_qla_host_t *, uint8_t *, uint8_t *, uint16_t *);
385 
386 extern int
387 qla2x00_init_firmware(scsi_qla_host_t *, uint16_t);
388 
389 extern int
390 qla2x00_get_port_database(scsi_qla_host_t *, fc_port_t *, uint8_t);
391 
392 extern int
393 qla24xx_get_port_database(scsi_qla_host_t *, u16, struct port_database_24xx *);
394 
395 extern int
396 qla2x00_get_firmware_state(scsi_qla_host_t *, uint16_t *);
397 
398 extern int
399 qla2x00_get_port_name(scsi_qla_host_t *, uint16_t, uint8_t *, uint8_t);
400 
401 extern int
402 qla24xx_link_initialize(scsi_qla_host_t *);
403 
404 extern int
405 qla2x00_lip_reset(scsi_qla_host_t *);
406 
407 extern int
408 qla2x00_send_sns(scsi_qla_host_t *, dma_addr_t, uint16_t, size_t);
409 
410 extern int
411 qla2x00_login_fabric(scsi_qla_host_t *, uint16_t, uint8_t, uint8_t, uint8_t,
412     uint16_t *, uint8_t);
413 extern int
414 qla24xx_login_fabric(scsi_qla_host_t *, uint16_t, uint8_t, uint8_t, uint8_t,
415     uint16_t *, uint8_t);
416 
417 extern int
418 qla2x00_login_local_device(scsi_qla_host_t *, fc_port_t *, uint16_t *,
419     uint8_t);
420 
421 extern int
422 qla2x00_fabric_logout(scsi_qla_host_t *, uint16_t, uint8_t, uint8_t, uint8_t);
423 
424 extern int
425 qla24xx_fabric_logout(scsi_qla_host_t *, uint16_t, uint8_t, uint8_t, uint8_t);
426 
427 extern int
428 qla2x00_full_login_lip(scsi_qla_host_t *ha);
429 
430 extern int
431 qla2x00_get_id_list(scsi_qla_host_t *, void *, dma_addr_t, uint16_t *);
432 
433 extern int
434 qla2x00_get_resource_cnts(scsi_qla_host_t *);
435 
436 extern int
437 qla2x00_get_fcal_position_map(scsi_qla_host_t *ha, char *pos_map,
438 		u8 *num_entries);
439 
440 extern int
441 qla2x00_get_link_status(scsi_qla_host_t *, uint16_t, struct link_statistics *,
442     dma_addr_t);
443 
444 extern int
445 qla24xx_get_isp_stats(scsi_qla_host_t *, struct link_statistics *,
446     dma_addr_t, uint16_t);
447 
448 extern int qla24xx_abort_command(srb_t *);
449 extern int qla24xx_async_abort_command(srb_t *);
450 extern int
451 qla24xx_abort_target(struct fc_port *, uint64_t, int);
452 extern int
453 qla24xx_lun_reset(struct fc_port *, uint64_t, int);
454 extern int
455 qla2x00_eh_wait_for_pending_commands(scsi_qla_host_t *, unsigned int,
456 	uint64_t, enum nexus_wait_type);
457 extern int
458 qla2x00_system_error(scsi_qla_host_t *);
459 
460 extern int
461 qla2x00_write_serdes_word(scsi_qla_host_t *, uint16_t, uint16_t);
462 extern int
463 qla2x00_read_serdes_word(scsi_qla_host_t *, uint16_t, uint16_t *);
464 
465 extern int
466 qla8044_write_serdes_word(scsi_qla_host_t *, uint32_t, uint32_t);
467 extern int
468 qla8044_read_serdes_word(scsi_qla_host_t *, uint32_t, uint32_t *);
469 
470 extern int
471 qla2x00_set_serdes_params(scsi_qla_host_t *, uint16_t, uint16_t, uint16_t);
472 
473 extern int
474 qla2x00_stop_firmware(scsi_qla_host_t *);
475 
476 extern int
477 qla2x00_enable_eft_trace(scsi_qla_host_t *, dma_addr_t, uint16_t);
478 extern int
479 qla2x00_disable_eft_trace(scsi_qla_host_t *);
480 
481 extern int
482 qla2x00_enable_fce_trace(scsi_qla_host_t *, dma_addr_t, uint16_t , uint16_t *,
483     uint32_t *);
484 
485 extern int
486 qla2x00_disable_fce_trace(scsi_qla_host_t *, uint64_t *, uint64_t *);
487 
488 extern int
489 qla82xx_set_driver_version(scsi_qla_host_t *, char *);
490 
491 extern int
492 qla25xx_set_driver_version(scsi_qla_host_t *, char *);
493 
494 extern int
495 qla25xx_set_els_cmds_supported(scsi_qla_host_t *);
496 
497 extern int
498 qla24xx_get_buffer_credits(scsi_qla_host_t *, struct buffer_credit_24xx *,
499 	dma_addr_t);
500 
501 extern int
502 qla2x00_read_sfp(scsi_qla_host_t *, dma_addr_t, uint8_t *,
503 	uint16_t, uint16_t, uint16_t, uint16_t);
504 
505 extern int
506 qla2x00_write_sfp(scsi_qla_host_t *, dma_addr_t, uint8_t *,
507 	uint16_t, uint16_t, uint16_t, uint16_t);
508 
509 extern int
510 qla2x00_set_idma_speed(scsi_qla_host_t *, uint16_t, uint16_t, uint16_t *);
511 
512 extern int qla84xx_verify_chip(struct scsi_qla_host *, uint16_t *);
513 
514 extern int qla81xx_idc_ack(scsi_qla_host_t *, uint16_t *);
515 
516 extern int
517 qla81xx_fac_get_sector_size(scsi_qla_host_t *, uint32_t *);
518 
519 extern int
520 qla81xx_fac_do_write_enable(scsi_qla_host_t *, int);
521 
522 extern int
523 qla81xx_fac_erase_sector(scsi_qla_host_t *, uint32_t, uint32_t);
524 
525 extern int qla81xx_fac_semaphore_access(scsi_qla_host_t *, int);
526 
527 extern int
528 qla2x00_get_xgmac_stats(scsi_qla_host_t *, dma_addr_t, uint16_t, uint16_t *);
529 
530 extern int
531 qla2x00_get_dcbx_params(scsi_qla_host_t *, dma_addr_t, uint16_t);
532 
533 extern int
534 qla2x00_read_ram_word(scsi_qla_host_t *, uint32_t, uint32_t *);
535 
536 extern int
537 qla2x00_write_ram_word(scsi_qla_host_t *, uint32_t, uint32_t);
538 
539 extern int
540 qla81xx_write_mpi_register(scsi_qla_host_t *, uint16_t *);
541 extern int qla2x00_get_data_rate(scsi_qla_host_t *);
542 extern int qla24xx_set_fcp_prio(scsi_qla_host_t *, uint16_t, uint16_t,
543 	uint16_t *);
544 extern int
545 qla81xx_get_port_config(scsi_qla_host_t *, uint16_t *);
546 
547 extern int
548 qla81xx_set_port_config(scsi_qla_host_t *, uint16_t *);
549 
550 extern int
551 qla2x00_port_logout(scsi_qla_host_t *, struct fc_port *);
552 
553 extern int
554 qla2x00_dump_mctp_data(scsi_qla_host_t *, dma_addr_t, uint32_t, uint32_t);
555 
556 extern int
557 qla26xx_dport_diagnostics(scsi_qla_host_t *, void *, uint, uint);
558 
559 extern int
560 qla26xx_dport_diagnostics_v2(scsi_qla_host_t *,
561 			     struct qla_dport_diag_v2 *,  mbx_cmd_t *);
562 
563 int qla24xx_send_mb_cmd(struct scsi_qla_host *, mbx_cmd_t *);
564 int qla24xx_gpdb_wait(struct scsi_qla_host *, fc_port_t *, u8);
565 int qla24xx_gidlist_wait(struct scsi_qla_host *, void *, dma_addr_t,
566     uint16_t *);
567 int __qla24xx_parse_gpdb(struct scsi_qla_host *, fc_port_t *,
568 	struct port_database_24xx *);
569 int qla24xx_get_port_login_templ(scsi_qla_host_t *, dma_addr_t,
570 				 void *, uint16_t);
571 
572 extern int qla27xx_get_zio_threshold(scsi_qla_host_t *, uint16_t *);
573 extern int qla27xx_set_zio_threshold(scsi_qla_host_t *, uint16_t);
574 int qla24xx_res_count_wait(struct scsi_qla_host *, uint16_t *, int);
575 
576 extern int qla28xx_secure_flash_update(scsi_qla_host_t *, uint16_t, uint16_t,
577     uint32_t, dma_addr_t, uint32_t);
578 
579 extern int qla2xxx_read_remote_register(scsi_qla_host_t *, uint32_t,
580     uint32_t *);
581 extern int qla2xxx_write_remote_register(scsi_qla_host_t *, uint32_t,
582     uint32_t);
583 void qla_no_op_mb(struct scsi_qla_host *vha);
584 
585 /*
586  * Global Function Prototypes in qla_isr.c source file.
587  */
588 extern irqreturn_t qla2100_intr_handler(int, void *);
589 extern irqreturn_t qla2300_intr_handler(int, void *);
590 extern irqreturn_t qla24xx_intr_handler(int, void *);
591 extern void qla2x00_process_response_queue(struct rsp_que *);
592 extern void
593 qla24xx_process_response_queue(struct scsi_qla_host *, struct rsp_que *);
594 extern int qla2x00_request_irqs(struct qla_hw_data *, struct rsp_que *);
595 extern void qla2x00_free_irqs(scsi_qla_host_t *);
596 
597 extern int qla2x00_get_data_rate(scsi_qla_host_t *);
598 extern const char *qla2x00_get_link_speed_str(struct qla_hw_data *, uint16_t);
599 extern srb_t *
600 qla2x00_get_sp_from_handle(scsi_qla_host_t *, const char *, struct req_que *,
601 	void *);
602 extern void
603 qla2x00_process_completed_request(struct scsi_qla_host *, struct req_que *,
604 	uint32_t);
605 extern irqreturn_t
606 qla2xxx_msix_rsp_q(int irq, void *dev_id);
607 extern irqreturn_t
608 qla2xxx_msix_rsp_q_hs(int irq, void *dev_id);
609 fc_port_t *qla2x00_find_fcport_by_loopid(scsi_qla_host_t *, uint16_t);
610 fc_port_t *qla2x00_find_fcport_by_wwpn(scsi_qla_host_t *, u8 *, u8);
611 fc_port_t *qla2x00_find_fcport_by_nportid(scsi_qla_host_t *, port_id_t *, u8);
612 void __qla_consume_iocb(struct scsi_qla_host *vha, void **pkt, struct rsp_que **rsp);
613 
614 /*
615  * Global Function Prototypes in qla_sup.c source file.
616  */
617 extern int qla24xx_read_flash_data(scsi_qla_host_t *, uint32_t *,
618     uint32_t, uint32_t);
619 extern uint8_t *qla2x00_read_nvram_data(scsi_qla_host_t *, void *, uint32_t,
620     uint32_t);
621 extern uint8_t *qla24xx_read_nvram_data(scsi_qla_host_t *, void *, uint32_t,
622     uint32_t);
623 extern int qla2x00_write_nvram_data(scsi_qla_host_t *, void *, uint32_t,
624     uint32_t);
625 extern int qla24xx_write_nvram_data(scsi_qla_host_t *, void *, uint32_t,
626     uint32_t);
627 extern uint8_t *qla25xx_read_nvram_data(scsi_qla_host_t *, void *, uint32_t,
628     uint32_t);
629 extern int qla25xx_write_nvram_data(scsi_qla_host_t *, void *, uint32_t,
630     uint32_t);
631 
632 extern int qla2x00_is_a_vp_did(scsi_qla_host_t *, uint32_t);
633 bool qla2x00_check_reg32_for_disconnect(scsi_qla_host_t *, uint32_t);
634 bool qla2x00_check_reg16_for_disconnect(scsi_qla_host_t *, uint16_t);
635 
636 extern int qla2x00_beacon_on(struct scsi_qla_host *);
637 extern int qla2x00_beacon_off(struct scsi_qla_host *);
638 extern void qla2x00_beacon_blink(struct scsi_qla_host *);
639 extern int qla24xx_beacon_on(struct scsi_qla_host *);
640 extern int qla24xx_beacon_off(struct scsi_qla_host *);
641 extern void qla24xx_beacon_blink(struct scsi_qla_host *);
642 extern void qla83xx_beacon_blink(struct scsi_qla_host *);
643 extern int qla82xx_beacon_on(struct scsi_qla_host *);
644 extern int qla82xx_beacon_off(struct scsi_qla_host *);
645 extern int qla83xx_wr_reg(scsi_qla_host_t *, uint32_t, uint32_t);
646 extern int qla83xx_rd_reg(scsi_qla_host_t *, uint32_t, uint32_t *);
647 extern int qla83xx_restart_nic_firmware(scsi_qla_host_t *);
648 extern int qla83xx_access_control(scsi_qla_host_t *, uint16_t, uint32_t,
649 				  uint32_t, uint16_t *);
650 
651 extern void *qla2x00_read_optrom_data(struct scsi_qla_host *, void *,
652 					 uint32_t, uint32_t);
653 extern int qla2x00_write_optrom_data(struct scsi_qla_host *, void *,
654 				     uint32_t, uint32_t);
655 extern void *qla24xx_read_optrom_data(struct scsi_qla_host *, void *,
656 					 uint32_t, uint32_t);
657 extern int qla24xx_write_optrom_data(struct scsi_qla_host *, void *,
658 				     uint32_t, uint32_t);
659 extern void *qla25xx_read_optrom_data(struct scsi_qla_host *, void *,
660 					 uint32_t, uint32_t);
661 extern void *qla8044_read_optrom_data(struct scsi_qla_host *,
662 					 void *, uint32_t, uint32_t);
663 extern void qla8044_watchdog(struct scsi_qla_host *vha);
664 
665 extern int qla2x00_get_flash_version(scsi_qla_host_t *, void *);
666 extern int qla24xx_get_flash_version(scsi_qla_host_t *, void *);
667 extern int qla82xx_get_flash_version(scsi_qla_host_t *, void *);
668 
669 extern int qla2xxx_get_flash_info(scsi_qla_host_t *);
670 extern int qla2xxx_get_vpd_field(scsi_qla_host_t *, char *, char *, size_t);
671 
672 extern void qla2xxx_flash_npiv_conf(scsi_qla_host_t *);
673 extern int qla24xx_read_fcp_prio_cfg(scsi_qla_host_t *);
674 extern int qla2x00_mailbox_passthru(struct bsg_job *bsg_job);
675 int __qla_copy_purex_to_buffer(struct scsi_qla_host *vha, void **pkt,
676 	struct rsp_que **rsp, u8 *buf, u32 buf_len);
677 
678 int qla_mailbox_passthru(scsi_qla_host_t *vha, uint16_t *mbx_in,
679 			 uint16_t *mbx_out);
680 
681 /*
682  * Global Function Prototypes in qla_dbg.c source file.
683  */
684 void qla2xxx_dump_fw(scsi_qla_host_t *vha);
685 void qla2100_fw_dump(scsi_qla_host_t *vha);
686 void qla2300_fw_dump(scsi_qla_host_t *vha);
687 void qla24xx_fw_dump(scsi_qla_host_t *vha);
688 void qla25xx_fw_dump(scsi_qla_host_t *vha);
689 void qla81xx_fw_dump(scsi_qla_host_t *vha);
690 void qla82xx_fw_dump(scsi_qla_host_t *vha);
691 void qla8044_fw_dump(scsi_qla_host_t *vha);
692 
693 void qla27xx_fwdump(scsi_qla_host_t *vha);
694 extern void qla27xx_mpi_fwdump(scsi_qla_host_t *, int);
695 extern ulong qla27xx_fwdt_calculate_dump_size(struct scsi_qla_host *, void *);
696 extern int qla27xx_fwdt_template_valid(void *);
697 extern ulong qla27xx_fwdt_template_size(void *);
698 
699 extern void qla2xxx_dump_post_process(scsi_qla_host_t *, int);
700 extern void ql_dump_regs(uint, scsi_qla_host_t *, uint);
701 extern void ql_dump_buffer(uint, scsi_qla_host_t *, uint, const void *, uint);
702 /*
703  * Global Function Prototypes in qla_gs.c source file.
704  */
705 extern void *qla2x00_prep_ms_iocb(scsi_qla_host_t *, struct ct_arg *);
706 extern void *qla24xx_prep_ms_iocb(scsi_qla_host_t *, struct ct_arg *);
707 extern int qla2x00_ga_nxt(scsi_qla_host_t *, fc_port_t *);
708 extern int qla2x00_gid_pt(scsi_qla_host_t *, sw_info_t *);
709 extern int qla2x00_gpn_id(scsi_qla_host_t *, sw_info_t *);
710 extern int qla2x00_gnn_id(scsi_qla_host_t *, sw_info_t *);
711 extern void qla2x00_gff_id(scsi_qla_host_t *, sw_info_t *);
712 extern int qla2x00_rft_id(scsi_qla_host_t *);
713 extern int qla2x00_rff_id(scsi_qla_host_t *, u8);
714 extern int qla2x00_rnn_id(scsi_qla_host_t *);
715 extern int qla2x00_rsnn_nn(scsi_qla_host_t *);
716 extern void *qla2x00_prep_ms_fdmi_iocb(scsi_qla_host_t *, uint32_t, uint32_t);
717 extern void *qla24xx_prep_ms_fdmi_iocb(scsi_qla_host_t *, uint32_t, uint32_t);
718 extern int qla2x00_fdmi_register(scsi_qla_host_t *);
719 extern int qla2x00_gfpn_id(scsi_qla_host_t *, sw_info_t *);
720 extern int qla2x00_gpsc(scsi_qla_host_t *, sw_info_t *);
721 extern size_t qla2x00_get_sym_node_name(scsi_qla_host_t *, uint8_t *, size_t);
722 extern int qla2x00_chk_ms_status(scsi_qla_host_t *, ms_iocb_entry_t *,
723 	struct ct_sns_rsp *, const char *);
724 extern void qla2x00_async_iocb_timeout(void *data);
725 
726 int qla24xx_post_gpsc_work(struct scsi_qla_host *, fc_port_t *);
727 int qla24xx_async_gpsc(scsi_qla_host_t *, fc_port_t *);
728 void qla24xx_handle_gpsc_event(scsi_qla_host_t *, struct event_arg *);
729 int qla2x00_mgmt_svr_login(scsi_qla_host_t *);
730 void qla24xx_handle_gffid_event(scsi_qla_host_t *vha, struct event_arg *ea);
731 int qla24xx_async_gffid(scsi_qla_host_t *vha, fc_port_t *fcport, bool);
732 int qla24xx_async_gpnft(scsi_qla_host_t *, u8, srb_t *);
733 void qla24xx_async_gpnft_done(scsi_qla_host_t *, srb_t *);
734 void qla24xx_async_gnnft_done(scsi_qla_host_t *, srb_t *);
735 int qla24xx_post_gfpnid_work(struct scsi_qla_host *, fc_port_t *);
736 int qla24xx_async_gfpnid(scsi_qla_host_t *, fc_port_t *);
737 void qla24xx_handle_gfpnid_event(scsi_qla_host_t *, struct event_arg *);
738 void qla24xx_sp_unmap(scsi_qla_host_t *, srb_t *);
739 void qla_scan_work_fn(struct work_struct *);
740 uint qla25xx_fdmi_port_speed_capability(struct qla_hw_data *);
741 uint qla25xx_fdmi_port_speed_currently(struct qla_hw_data *);
742 
743 /*
744  * Global Function Prototypes in qla_attr.c source file.
745  */
746 struct device_attribute;
747 extern const struct attribute_group *qla2x00_host_groups[];
748 struct fc_function_template;
749 extern struct fc_function_template qla2xxx_transport_functions;
750 extern struct fc_function_template qla2xxx_transport_vport_functions;
751 extern void qla2x00_alloc_sysfs_attr(scsi_qla_host_t *);
752 extern void qla2x00_free_sysfs_attr(scsi_qla_host_t *, bool);
753 extern void qla2x00_init_host_attr(scsi_qla_host_t *);
754 extern void qla2x00_alloc_sysfs_attr(scsi_qla_host_t *);
755 extern int qla2x00_loopback_test(scsi_qla_host_t *, struct msg_echo_lb *, uint16_t *);
756 extern int qla2x00_echo_test(scsi_qla_host_t *,
757 	struct msg_echo_lb *, uint16_t *);
758 extern int qla24xx_update_all_fcp_prio(scsi_qla_host_t *);
759 extern int qla24xx_fcp_prio_cfg_valid(scsi_qla_host_t *,
760 	struct qla_fcp_prio_cfg *, uint8_t);
761 /*
762  * Global Function Prototypes in qla_dfs.c source file.
763  */
764 extern int qla2x00_dfs_setup(scsi_qla_host_t *);
765 extern int qla2x00_dfs_remove(scsi_qla_host_t *);
766 
767 /* Globa function prototypes for multi-q */
768 extern int qla25xx_request_irq(struct qla_hw_data *, struct qla_qpair *,
769 	struct qla_msix_entry *, int);
770 extern int qla25xx_init_req_que(struct scsi_qla_host *, struct req_que *);
771 extern int qla25xx_init_rsp_que(struct scsi_qla_host *, struct rsp_que *);
772 extern int qla25xx_create_req_que(struct qla_hw_data *, uint16_t, uint8_t,
773 	uint16_t, int, uint8_t, bool);
774 extern int qla25xx_create_rsp_que(struct qla_hw_data *, uint16_t, uint8_t,
775 	uint16_t, struct qla_qpair *, bool);
776 
777 extern void qla2x00_init_response_q_entries(struct rsp_que *);
778 extern int qla25xx_delete_req_que(struct scsi_qla_host *, struct req_que *);
779 extern int qla25xx_delete_rsp_que(struct scsi_qla_host *, struct rsp_que *);
780 extern int qla25xx_delete_queues(struct scsi_qla_host *);
781 
782 /* qlafx00 related functions */
783 extern int qlafx00_pci_config(struct scsi_qla_host *);
784 extern int qlafx00_initialize_adapter(struct scsi_qla_host *);
785 extern int qlafx00_soft_reset(scsi_qla_host_t *);
786 extern int qlafx00_chip_diag(scsi_qla_host_t *);
787 extern void qlafx00_config_rings(struct scsi_qla_host *);
788 extern char *qlafx00_pci_info_str(struct scsi_qla_host *, char *, size_t);
789 extern char *qlafx00_fw_version_str(struct scsi_qla_host *, char *, size_t);
790 extern irqreturn_t qlafx00_intr_handler(int, void *);
791 extern void qlafx00_enable_intrs(struct qla_hw_data *);
792 extern void qlafx00_disable_intrs(struct qla_hw_data *);
793 extern int qlafx00_abort_target(fc_port_t *, uint64_t, int);
794 extern int qlafx00_lun_reset(fc_port_t *, uint64_t, int);
795 extern int qlafx00_start_scsi(srb_t *);
796 extern int qlafx00_abort_isp(scsi_qla_host_t *);
797 extern int qlafx00_iospace_config(struct qla_hw_data *);
798 extern int qlafx00_init_firmware(scsi_qla_host_t *, uint16_t);
799 extern int qlafx00_driver_shutdown(scsi_qla_host_t *, int);
800 extern int qlafx00_fw_ready(scsi_qla_host_t *);
801 extern int qlafx00_configure_devices(scsi_qla_host_t *);
802 extern int qlafx00_reset_initialize(scsi_qla_host_t *);
803 extern int qlafx00_fx_disc(scsi_qla_host_t *, fc_port_t *, uint16_t);
804 extern void qlafx00_process_aen(struct scsi_qla_host *, struct qla_work_evt *);
805 extern int qlafx00_post_aenfx_work(struct scsi_qla_host *,  uint32_t,
806 				   uint32_t *, int);
807 extern uint32_t qlafx00_fw_state_show(struct device *,
808 				      struct device_attribute *, char *);
809 extern void qlafx00_get_host_speed(struct Scsi_Host *);
810 extern void qlafx00_init_response_q_entries(struct rsp_que *);
811 
812 extern void qlafx00_tm_iocb(srb_t *, struct tsk_mgmt_entry_fx00 *);
813 extern void qlafx00_abort_iocb(srb_t *, struct abort_iocb_entry_fx00 *);
814 extern void qlafx00_fxdisc_iocb(srb_t *, struct fxdisc_entry_fx00 *);
815 extern void qlafx00_timer_routine(scsi_qla_host_t *);
816 extern int qlafx00_rescan_isp(scsi_qla_host_t *);
817 
818 /* qla82xx related functions */
819 
820 /* PCI related functions */
821 extern int qla82xx_pci_config(struct scsi_qla_host *);
822 extern int qla82xx_pci_mem_read_2M(struct qla_hw_data *, u64, void *, int);
823 extern int qla82xx_pci_region_offset(struct pci_dev *, int);
824 extern int qla82xx_iospace_config(struct qla_hw_data *);
825 
826 /* Initialization related functions */
827 extern int qla82xx_reset_chip(struct scsi_qla_host *);
828 extern void qla82xx_config_rings(struct scsi_qla_host *);
829 extern void qla82xx_watchdog(scsi_qla_host_t *);
830 extern int qla82xx_start_firmware(scsi_qla_host_t *);
831 
832 /* Firmware and flash related functions */
833 extern int qla82xx_load_risc(scsi_qla_host_t *, uint32_t *);
834 extern void *qla82xx_read_optrom_data(struct scsi_qla_host *, void *,
835 					 uint32_t, uint32_t);
836 extern int qla82xx_write_optrom_data(struct scsi_qla_host *, void *,
837 				     uint32_t, uint32_t);
838 
839 /* Mailbox related functions */
840 extern int qla82xx_abort_isp(scsi_qla_host_t *);
841 extern int qla82xx_restart_isp(scsi_qla_host_t *);
842 
843 /* IOCB related functions */
844 extern int qla82xx_start_scsi(srb_t *);
845 extern void qla2x00_sp_free(srb_t *sp);
846 extern void qla2x00_sp_timeout(struct timer_list *);
847 extern void qla2x00_bsg_job_done(srb_t *sp, int);
848 extern void qla2x00_bsg_sp_free(srb_t *sp);
849 extern void qla2x00_start_iocbs(struct scsi_qla_host *, struct req_que *);
850 
851 /* Interrupt related */
852 extern irqreturn_t qla82xx_intr_handler(int, void *);
853 extern irqreturn_t qla82xx_msi_handler(int, void *);
854 extern irqreturn_t qla82xx_msix_default(int, void *);
855 extern irqreturn_t qla82xx_msix_rsp_q(int, void *);
856 extern void qla82xx_enable_intrs(struct qla_hw_data *);
857 extern void qla82xx_disable_intrs(struct qla_hw_data *);
858 extern void qla82xx_poll(int, void *);
859 extern void qla82xx_init_flags(struct qla_hw_data *);
860 
861 /* ISP 8021 hardware related */
862 extern void qla82xx_set_drv_active(scsi_qla_host_t *);
863 extern int qla82xx_wr_32(struct qla_hw_data *, ulong, u32);
864 extern int qla82xx_rd_32(struct qla_hw_data *, ulong);
865 
866 /* ISP 8021 IDC */
867 extern void qla82xx_clear_drv_active(struct qla_hw_data *);
868 extern uint32_t  qla82xx_wait_for_state_change(scsi_qla_host_t *, uint32_t);
869 extern int qla82xx_idc_lock(struct qla_hw_data *);
870 extern void qla82xx_idc_unlock(struct qla_hw_data *);
871 extern int qla82xx_device_state_handler(scsi_qla_host_t *);
872 extern void qla8xxx_dev_failed_handler(scsi_qla_host_t *);
873 extern void qla82xx_clear_qsnt_ready(scsi_qla_host_t *);
874 
875 extern void qla2x00_set_model_info(scsi_qla_host_t *, uint8_t *, size_t,
876 				   const char *);
877 extern int qla82xx_mbx_intr_enable(scsi_qla_host_t *);
878 extern int qla82xx_mbx_intr_disable(scsi_qla_host_t *);
879 extern void qla82xx_start_iocbs(scsi_qla_host_t *);
880 extern int qla82xx_fcoe_ctx_reset(scsi_qla_host_t *);
881 extern int qla82xx_check_md_needed(scsi_qla_host_t *);
882 extern void qla82xx_chip_reset_cleanup(scsi_qla_host_t *);
883 extern int qla81xx_set_led_config(scsi_qla_host_t *, uint16_t *);
884 extern int qla81xx_get_led_config(scsi_qla_host_t *, uint16_t *);
885 extern int qla82xx_mbx_beacon_ctl(scsi_qla_host_t *, int);
886 extern const char *qdev_state(uint32_t);
887 extern void qla82xx_clear_pending_mbx(scsi_qla_host_t *);
888 extern int qla82xx_read_temperature(scsi_qla_host_t *);
889 extern int qla8044_read_temperature(scsi_qla_host_t *);
890 extern int qla2x00_read_sfp_dev(struct scsi_qla_host *, char *, int);
891 extern int ql26xx_led_config(scsi_qla_host_t *, uint16_t, uint16_t *);
892 
893 /* BSG related functions */
894 extern int qla24xx_bsg_request(struct bsg_job *);
895 extern int qla24xx_bsg_timeout(struct bsg_job *);
896 extern int qla84xx_reset_chip(scsi_qla_host_t *, uint16_t);
897 extern int qla2x00_issue_iocb_timeout(scsi_qla_host_t *, void *,
898 	dma_addr_t, size_t, uint32_t);
899 extern int qla2x00_get_idma_speed(scsi_qla_host_t *, uint16_t,
900 	uint16_t *, uint16_t *);
901 extern int qla24xx_sadb_update(struct bsg_job *bsg_job);
902 extern int qla_post_sa_replace_work(struct scsi_qla_host *vha,
903 	 fc_port_t *fcport, uint16_t nport_handle, struct edif_sa_ctl *sa_ctl);
904 
905 /* 83xx related functions */
906 void qla83xx_fw_dump(scsi_qla_host_t *vha);
907 
908 /* Minidump related functions */
909 extern int qla82xx_md_get_template_size(scsi_qla_host_t *);
910 extern int qla82xx_md_get_template(scsi_qla_host_t *);
911 extern int qla82xx_md_alloc(scsi_qla_host_t *);
912 extern void qla82xx_md_free(scsi_qla_host_t *);
913 extern int qla82xx_md_collect(scsi_qla_host_t *);
914 extern void qla82xx_md_prep(scsi_qla_host_t *);
915 extern void qla82xx_set_reset_owner(scsi_qla_host_t *);
916 extern int qla82xx_validate_template_chksum(scsi_qla_host_t *vha);
917 
918 /* Function declarations for ISP8044 */
919 extern int qla8044_idc_lock(struct qla_hw_data *ha);
920 extern void qla8044_idc_unlock(struct qla_hw_data *ha);
921 extern uint32_t qla8044_rd_reg(struct qla_hw_data *ha, ulong addr);
922 extern void qla8044_wr_reg(struct qla_hw_data *ha, ulong addr, uint32_t val);
923 extern void qla8044_read_reset_template(struct scsi_qla_host *ha);
924 extern void qla8044_set_idc_dontreset(struct scsi_qla_host *ha);
925 extern int qla8044_rd_direct(struct scsi_qla_host *vha, const uint32_t crb_reg);
926 extern void qla8044_wr_direct(struct scsi_qla_host *vha,
927 			      const uint32_t crb_reg, const uint32_t value);
928 extern int qla8044_device_state_handler(struct scsi_qla_host *vha);
929 extern void qla8044_clear_qsnt_ready(struct scsi_qla_host *vha);
930 extern void qla8044_clear_drv_active(struct qla_hw_data *);
931 void qla8044_get_minidump(struct scsi_qla_host *vha);
932 int qla8044_collect_md_data(struct scsi_qla_host *vha);
933 extern int qla8044_md_get_template(scsi_qla_host_t *);
934 extern int qla8044_write_optrom_data(struct scsi_qla_host *, void *,
935 				     uint32_t, uint32_t);
936 extern irqreturn_t qla8044_intr_handler(int, void *);
937 extern void qla82xx_mbx_completion(scsi_qla_host_t *, uint16_t);
938 extern int qla8044_abort_isp(scsi_qla_host_t *);
939 extern int qla8044_check_fw_alive(struct scsi_qla_host *);
940 extern int qla_get_exlogin_status(scsi_qla_host_t *, uint16_t *,
941 	uint16_t *);
942 extern int qla_set_exlogin_mem_cfg(scsi_qla_host_t *vha, dma_addr_t phys_addr);
943 extern int qla_get_exchoffld_status(scsi_qla_host_t *, uint16_t *, uint16_t *);
944 extern int qla_set_exchoffld_mem_cfg(scsi_qla_host_t *);
945 extern void qlt_handle_abts_recv(struct scsi_qla_host *, struct rsp_que *,
946 	response_t *);
947 
948 struct scsi_qla_host *qla_find_host_by_d_id(struct scsi_qla_host *vha, be_id_t d_id);
949 int qla24xx_async_notify_ack(scsi_qla_host_t *, fc_port_t *,
950 	struct imm_ntfy_from_isp *, int);
951 void qla24xx_do_nack_work(struct scsi_qla_host *, struct qla_work_evt *);
952 void qlt_plogi_ack_link(struct scsi_qla_host *, struct qlt_plogi_ack_t *,
953 	struct fc_port *, enum qlt_plogi_link_t);
954 void qlt_plogi_ack_unref(struct scsi_qla_host *, struct qlt_plogi_ack_t *);
955 extern void qlt_schedule_sess_for_deletion(struct fc_port *);
956 extern struct fc_port *qlt_find_sess_invalidate_other(scsi_qla_host_t *,
957 	uint64_t wwn, port_id_t port_id, uint16_t loop_id, struct fc_port **);
958 void qla24xx_delete_sess_fn(struct work_struct *);
959 void qlt_unknown_atio_work_fn(struct work_struct *);
960 void qla_update_host_map(struct scsi_qla_host *, port_id_t);
961 void qla_remove_hostmap(struct qla_hw_data *ha);
962 void qlt_clr_qp_table(struct scsi_qla_host *vha);
963 void qlt_set_mode(struct scsi_qla_host *);
964 int qla2x00_set_data_rate(scsi_qla_host_t *vha, uint16_t mode);
965 extern void qla24xx_process_purex_list(struct purex_list *);
966 extern void qla2x00_dfs_create_rport(scsi_qla_host_t *vha, struct fc_port *fp);
967 extern void qla2x00_dfs_remove_rport(scsi_qla_host_t *vha, struct fc_port *fp);
968 extern void qla_wait_nvme_release_cmd_kref(srb_t *sp);
969 extern void qla_nvme_abort_set_option
970 		(struct abort_entry_24xx *abt, srb_t *sp);
971 extern void qla_nvme_abort_process_comp_status
972 		(struct abort_entry_24xx *abt, srb_t *sp);
973 struct scsi_qla_host *qla_find_host_by_vp_idx(struct scsi_qla_host *vha,
974 	uint16_t vp_idx);
975 
976 /* nvme.c */
977 void qla_nvme_unregister_remote_port(struct fc_port *fcport);
978 
979 /* qla_edif.c */
980 fc_port_t *qla2x00_find_fcport_by_pid(scsi_qla_host_t *vha, port_id_t *id);
981 void qla_edb_eventcreate(scsi_qla_host_t *vha, uint32_t dbtype, uint32_t data, uint32_t data2,
982 		fc_port_t *fcport);
983 void qla_edb_stop(scsi_qla_host_t *vha);
984 int32_t qla_edif_app_mgmt(struct bsg_job *bsg_job);
985 void qla_enode_init(scsi_qla_host_t *vha);
986 void qla_enode_stop(scsi_qla_host_t *vha);
987 void qla_edif_flush_sa_ctl_lists(fc_port_t *fcport);
988 void qla_edb_init(scsi_qla_host_t *vha);
989 void qla_edif_timer(scsi_qla_host_t *vha);
990 int qla28xx_start_scsi_edif(srb_t *sp);
991 void qla24xx_sa_update_iocb(srb_t *sp, struct sa_update_28xx *sa_update_iocb);
992 void qla24xx_sa_replace_iocb(srb_t *sp, struct sa_update_28xx *sa_update_iocb);
993 void qla24xx_auth_els(scsi_qla_host_t *vha, void **pkt, struct rsp_que **rsp);
994 void qla28xx_sa_update_iocb_entry(scsi_qla_host_t *vha, struct req_que *req,
995 		struct sa_update_28xx *pkt);
996 void qla_handle_els_plogi_done(scsi_qla_host_t *vha, struct event_arg *ea);
997 
998 #define QLA2XX_HW_ERROR			BIT_0
999 #define QLA2XX_SHT_LNK_DWN		BIT_1
1000 #define QLA2XX_INT_ERR			BIT_2
1001 #define QLA2XX_CMD_TIMEOUT		BIT_3
1002 #define QLA2XX_RESET_CMD_ERR		BIT_4
1003 #define QLA2XX_TGT_SHT_LNK_DOWN		BIT_17
1004 
1005 #define QLA2XX_MAX_LINK_DOWN_TIME	100
1006 
1007 int qla2xxx_start_stats(struct Scsi_Host *shost, u32 flags);
1008 int qla2xxx_stop_stats(struct Scsi_Host *shost, u32 flags);
1009 int qla2xxx_reset_stats(struct Scsi_Host *shost, u32 flags);
1010 
1011 int qla2xxx_get_ini_stats(struct Scsi_Host *shost, u32 flags, void *data, u64 size);
1012 int qla2xxx_get_tgt_stats(struct Scsi_Host *shost, u32 flags,
1013 			  struct fc_rport *rport, void *data, u64 size);
1014 int qla2xxx_disable_port(struct Scsi_Host *shost);
1015 int qla2xxx_enable_port(struct Scsi_Host *shost);
1016 
1017 uint64_t qla2x00_get_num_tgts(scsi_qla_host_t *vha);
1018 uint64_t qla2x00_count_set_bits(u32 num);
1019 int qla_create_buf_pool(struct scsi_qla_host *, struct qla_qpair *);
1020 void qla_free_buf_pool(struct qla_qpair *);
1021 int qla_get_buf(struct scsi_qla_host *, struct qla_qpair *, struct qla_buf_dsc *);
1022 void qla_put_buf(struct qla_qpair *, struct qla_buf_dsc *);
1023 #endif /* _QLA_GBL_H */
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