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Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel...
[mirror_ubuntu-zesty-kernel.git] / drivers / scsi / qla2xxx / qla_target.h
CommitLineData
2d70c103
NB		 1/*
2 * Copyright (C) 2004 - 2010 Vladislav Bolkhovitin <vst@vlnb.net>
3 * Copyright (C) 2004 - 2005 Leonid Stoljar
4 * Copyright (C) 2006 Nathaniel Clark <nate@misrule.us>
5 * Copyright (C) 2007 - 2010 ID7 Ltd.
6 *
7 * Forward port and refactoring to modern qla2xxx and target/configfs
8 *
9 * Copyright (C) 2010-2011 Nicholas A. Bellinger <nab@kernel.org>
10 *
11 * Additional file for the target driver support.
12 *
13 * This program is free software; you can redistribute it and/or
14 * modify it under the terms of the GNU General Public License
15 * as published by the Free Software Foundation; either version 2
16 * of the License, or (at your option) any later version.
17 *
18 * This program is distributed in the hope that it will be useful,
19 * but WITHOUT ANY WARRANTY; without even the implied warranty of
20 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 * GNU General Public License for more details.
22 */
23/*
24 * This is the global def file that is useful for including from the
25 * target portion.
26 */
27
28#ifndef __QLA_TARGET_H
29#define __QLA_TARGET_H
30
31#include "qla_def.h"
32
33/*
34 * Must be changed on any change in any initiator visible interfaces or
35 * data in the target add-on
36 */
37#define QLA2XXX_TARGET_MAGIC 269
38
39/*
40 * Must be changed on any change in any target visible interfaces or
41 * data in the initiator
42 */
43#define QLA2XXX_INITIATOR_MAGIC 57222
44
45#define QLA2XXX_INI_MODE_STR_EXCLUSIVE "exclusive"
46#define QLA2XXX_INI_MODE_STR_DISABLED "disabled"
47#define QLA2XXX_INI_MODE_STR_ENABLED "enabled"
48
49#define QLA2XXX_INI_MODE_EXCLUSIVE 0
50#define QLA2XXX_INI_MODE_DISABLED 1
51#define QLA2XXX_INI_MODE_ENABLED 2
52
53#define QLA2XXX_COMMAND_COUNT_INIT 250
54#define QLA2XXX_IMMED_NOTIFY_COUNT_INIT 250
55
56/*
57 * Used to mark which completion handles (for RIO Status's) are for CTIO's
58 * vs. regular (non-target) info. This is checked for in
59 * qla2x00_process_response_queue() to see if a handle coming back in a
60 * multi-complete should come to the tgt driver or be handled there by qla2xxx
61 */
62#define CTIO_COMPLETION_HANDLE_MARK BIT_29
8d93f550
CD		 63#if (CTIO_COMPLETION_HANDLE_MARK <= DEFAULT_OUTSTANDING_COMMANDS)
64#error "CTIO_COMPLETION_HANDLE_MARK not larger than "
65 "DEFAULT_OUTSTANDING_COMMANDS"
2d70c103
NB		 66#endif
67#define HANDLE_IS_CTIO_COMP(h) (h & CTIO_COMPLETION_HANDLE_MARK)
68
69/* Used to mark CTIO as intermediate */
70#define CTIO_INTERMEDIATE_HANDLE_MARK BIT_30
71
72#ifndef OF_SS_MODE_0
73/*
74 * ISP target entries - Flags bit definitions.
75 */
76#define OF_SS_MODE_0 0
77#define OF_SS_MODE_1 1
78#define OF_SS_MODE_2 2
79#define OF_SS_MODE_3 3
80
81#define OF_EXPL_CONF BIT_5 /* Explicit Confirmation Requested */
82#define OF_DATA_IN BIT_6 /* Data in to initiator */
83 /* (data from target to initiator) */
84#define OF_DATA_OUT BIT_7 /* Data out from initiator */
85 /* (data from initiator to target) */
86#define OF_NO_DATA (BIT_7 | BIT_6)
87#define OF_INC_RC BIT_8 /* Increment command resource count */
88#define OF_FAST_POST BIT_9 /* Enable mailbox fast posting. */
89#define OF_CONF_REQ BIT_13 /* Confirmation Requested */
90#define OF_TERM_EXCH BIT_14 /* Terminate exchange */
91#define OF_SSTS BIT_15 /* Send SCSI status */
92#endif
93
94#ifndef QLA_TGT_DATASEGS_PER_CMD32
95#define QLA_TGT_DATASEGS_PER_CMD32 3
96#define QLA_TGT_DATASEGS_PER_CONT32 7
97#define QLA_TGT_MAX_SG32(ql) \
98 (((ql) > 0) ? (QLA_TGT_DATASEGS_PER_CMD32 + \
99 QLA_TGT_DATASEGS_PER_CONT32*((ql) - 1)) : 0)
100
101#define QLA_TGT_DATASEGS_PER_CMD64 2
102#define QLA_TGT_DATASEGS_PER_CONT64 5
103#define QLA_TGT_MAX_SG64(ql) \
104 (((ql) > 0) ? (QLA_TGT_DATASEGS_PER_CMD64 + \
105 QLA_TGT_DATASEGS_PER_CONT64*((ql) - 1)) : 0)
106#endif
107
108#ifndef QLA_TGT_DATASEGS_PER_CMD_24XX
109#define QLA_TGT_DATASEGS_PER_CMD_24XX 1
110#define QLA_TGT_DATASEGS_PER_CONT_24XX 5
111#define QLA_TGT_MAX_SG_24XX(ql) \
112 (min(1270, ((ql) > 0) ? (QLA_TGT_DATASEGS_PER_CMD_24XX + \
113 QLA_TGT_DATASEGS_PER_CONT_24XX*((ql) - 1)) : 0))
114#endif
115#endif
116
117#define GET_TARGET_ID(ha, iocb) ((HAS_EXTENDED_IDS(ha)) \
118 ? le16_to_cpu((iocb)->u.isp2x.target.extended) \
119 : (uint16_t)(iocb)->u.isp2x.target.id.standard)
120
121#ifndef IMMED_NOTIFY_TYPE
122#define IMMED_NOTIFY_TYPE 0x0D /* Immediate notify entry. */
123/*
124 * ISP queue - immediate notify entry structure definition.
125 * This is sent by the ISP to the Target driver.
126 * This IOCB would have report of events sent by the
127 * initiator, that needs to be handled by the target
128 * driver immediately.
129 */
130struct imm_ntfy_from_isp {
131 uint8_t entry_type; /* Entry type. */
132 uint8_t entry_count; /* Entry count. */
133 uint8_t sys_define; /* System defined. */
134 uint8_t entry_status; /* Entry Status. */
135 union {
136 struct {
137 uint32_t sys_define_2; /* System defined. */
138 target_id_t target;
139 uint16_t lun;
140 uint8_t target_id;
141 uint8_t reserved_1;
142 uint16_t status_modifier;
143 uint16_t status;
144 uint16_t task_flags;
145 uint16_t seq_id;
146 uint16_t srr_rx_id;
147 uint32_t srr_rel_offs;
148 uint16_t srr_ui;
149#define SRR_IU_DATA_IN 0x1
150#define SRR_IU_DATA_OUT 0x5
151#define SRR_IU_STATUS 0x7
152 uint16_t srr_ox_id;
153 uint8_t reserved_2[28];
154 } isp2x;
155 struct {
156 uint32_t reserved;
157 uint16_t nport_handle;
158 uint16_t reserved_2;
159 uint16_t flags;
160#define NOTIFY24XX_FLAGS_GLOBAL_TPRLO BIT_1
161#define NOTIFY24XX_FLAGS_PUREX_IOCB BIT_0
162 uint16_t srr_rx_id;
163 uint16_t status;
164 uint8_t status_subcode;
aa230bc5 165 uint8_t fw_handle;
2d70c103
NB		 166 uint32_t exchange_address;
167 uint32_t srr_rel_offs;
168 uint16_t srr_ui;
169 uint16_t srr_ox_id;
a6ca8878
AP		 170 union {
171 struct {
172 uint8_t node_name[8];
173 } plogi; /* PLOGI/ADISC/PDISC */
174 struct {
175 /* PRLI word 3 bit 0-15 */
176 uint16_t wd3_lo;
177 uint8_t resv0[6];
178 } prli;
179 struct {
180 uint8_t port_id[3];
181 uint8_t resv1;
182 uint16_t nport_handle;
183 uint16_t resv2;
184 } req_els;
185 } u;
186 uint8_t port_name[8];
187 uint8_t resv3[3];
2d70c103
NB		 188 uint8_t vp_index;
189 uint32_t reserved_5;
190 uint8_t port_id[3];
191 uint8_t reserved_6;
192 } isp24;
193 } u;
194 uint16_t reserved_7;
195 uint16_t ox_id;
196} __packed;
197#endif
198
199#ifndef NOTIFY_ACK_TYPE
200#define NOTIFY_ACK_TYPE 0x0E /* Notify acknowledge entry. */
201/*
202 * ISP queue - notify acknowledge entry structure definition.
203 * This is sent to the ISP from the target driver.
204 */
205struct nack_to_isp {
206 uint8_t entry_type; /* Entry type. */
207 uint8_t entry_count; /* Entry count. */
208 uint8_t sys_define; /* System defined. */
209 uint8_t entry_status; /* Entry Status. */
210 union {
211 struct {
212 uint32_t sys_define_2; /* System defined. */
213 target_id_t target;
214 uint8_t target_id;
215 uint8_t reserved_1;
216 uint16_t flags;
217 uint16_t resp_code;
218 uint16_t status;
219 uint16_t task_flags;
220 uint16_t seq_id;
221 uint16_t srr_rx_id;
222 uint32_t srr_rel_offs;
223 uint16_t srr_ui;
224 uint16_t srr_flags;
225 uint16_t srr_reject_code;
226 uint8_t srr_reject_vendor_uniq;
227 uint8_t srr_reject_code_expl;
228 uint8_t reserved_2[24];
229 } isp2x;
230 struct {
231 uint32_t handle;
232 uint16_t nport_handle;
233 uint16_t reserved_1;
234 uint16_t flags;
235 uint16_t srr_rx_id;
236 uint16_t status;
237 uint8_t status_subcode;
aa230bc5 238 uint8_t fw_handle;
2d70c103
NB		 239 uint32_t exchange_address;
240 uint32_t srr_rel_offs;
241 uint16_t srr_ui;
242 uint16_t srr_flags;
243 uint8_t reserved_4[19];
244 uint8_t vp_index;
245 uint8_t srr_reject_vendor_uniq;
246 uint8_t srr_reject_code_expl;
247 uint8_t srr_reject_code;
248 uint8_t reserved_5[5];
249 } isp24;
250 } u;
251 uint8_t reserved[2];
252 uint16_t ox_id;
253} __packed;
a6ca8878 254#define NOTIFY_ACK_FLAGS_TERMINATE BIT_3
2d70c103
NB		 255#define NOTIFY_ACK_SRR_FLAGS_ACCEPT 0
256#define NOTIFY_ACK_SRR_FLAGS_REJECT 1
257
258#define NOTIFY_ACK_SRR_REJECT_REASON_UNABLE_TO_PERFORM 0x9
259
260#define NOTIFY_ACK_SRR_FLAGS_REJECT_EXPL_NO_EXPL 0
261#define NOTIFY_ACK_SRR_FLAGS_REJECT_EXPL_UNABLE_TO_SUPPLY_DATA 0x2a
262
263#define NOTIFY_ACK_SUCCESS 0x01
264#endif
265
266#ifndef ACCEPT_TGT_IO_TYPE
267#define ACCEPT_TGT_IO_TYPE 0x16 /* Accept target I/O entry. */
268#endif
269
270#ifndef CONTINUE_TGT_IO_TYPE
271#define CONTINUE_TGT_IO_TYPE 0x17
272/*
273 * ISP queue - Continue Target I/O (CTIO) entry for status mode 0 structure.
274 * This structure is sent to the ISP 2xxx from target driver.
275 */
276struct ctio_to_2xxx {
277 uint8_t entry_type; /* Entry type. */
278 uint8_t entry_count; /* Entry count. */
279 uint8_t sys_define; /* System defined. */
280 uint8_t entry_status; /* Entry Status. */
281 uint32_t handle; /* System defined handle */
282 target_id_t target;
283 uint16_t rx_id;
284 uint16_t flags;
285 uint16_t status;
286 uint16_t timeout; /* 0 = 30 seconds, 0xFFFF = disable */
287 uint16_t dseg_count; /* Data segment count. */
288 uint32_t relative_offset;
289 uint32_t residual;
290 uint16_t reserved_1[3];
291 uint16_t scsi_status;
292 uint32_t transfer_length;
293 uint32_t dseg_0_address; /* Data segment 0 address. */
294 uint32_t dseg_0_length; /* Data segment 0 length. */
295 uint32_t dseg_1_address; /* Data segment 1 address. */
296 uint32_t dseg_1_length; /* Data segment 1 length. */
297 uint32_t dseg_2_address; /* Data segment 2 address. */
298 uint32_t dseg_2_length; /* Data segment 2 length. */
299} __packed;
300#define ATIO_PATH_INVALID 0x07
301#define ATIO_CANT_PROV_CAP 0x16
302#define ATIO_CDB_VALID 0x3D
303
304#define ATIO_EXEC_READ BIT_1
305#define ATIO_EXEC_WRITE BIT_0
306#endif
307
308#ifndef CTIO_A64_TYPE
309#define CTIO_A64_TYPE 0x1F
310#define CTIO_SUCCESS 0x01
311#define CTIO_ABORTED 0x02
312#define CTIO_INVALID_RX_ID 0x08
313#define CTIO_TIMEOUT 0x0B
f83adb61 314#define CTIO_DIF_ERROR 0x0C /* DIF error detected */
2d70c103
NB		 315#define CTIO_LIP_RESET 0x0E
316#define CTIO_TARGET_RESET 0x17
317#define CTIO_PORT_UNAVAILABLE 0x28
318#define CTIO_PORT_LOGGED_OUT 0x29
319#define CTIO_PORT_CONF_CHANGED 0x2A
320#define CTIO_SRR_RECEIVED 0x45
321#endif
322
323#ifndef CTIO_RET_TYPE
324#define CTIO_RET_TYPE 0x17 /* CTIO return entry */
325#define ATIO_TYPE7 0x06 /* Accept target I/O entry for 24xx */
326
327struct fcp_hdr {
328 uint8_t r_ctl;
329 uint8_t d_id[3];
330 uint8_t cs_ctl;
331 uint8_t s_id[3];
332 uint8_t type;
333 uint8_t f_ctl[3];
334 uint8_t seq_id;
335 uint8_t df_ctl;
336 uint16_t seq_cnt;
c7ee3bd4 337 __be16 ox_id;
2d70c103
NB		 338 uint16_t rx_id;
339 uint32_t parameter;
340} __packed;
341
342struct fcp_hdr_le {
343 uint8_t d_id[3];
344 uint8_t r_ctl;
345 uint8_t s_id[3];
346 uint8_t cs_ctl;
347 uint8_t f_ctl[3];
348 uint8_t type;
349 uint16_t seq_cnt;
350 uint8_t df_ctl;
351 uint8_t seq_id;
352 uint16_t rx_id;
353 uint16_t ox_id;
354 uint32_t parameter;
355} __packed;
356
357#define F_CTL_EXCH_CONTEXT_RESP BIT_23
358#define F_CTL_SEQ_CONTEXT_RESIP BIT_22
359#define F_CTL_LAST_SEQ BIT_20
360#define F_CTL_END_SEQ BIT_19
361#define F_CTL_SEQ_INITIATIVE BIT_16
362
363#define R_CTL_BASIC_LINK_SERV 0x80
364#define R_CTL_B_ACC 0x4
365#define R_CTL_B_RJT 0x5
366
367struct atio7_fcp_cmnd {
368 uint64_t lun;
369 uint8_t cmnd_ref;
370 uint8_t task_attr:3;
371 uint8_t reserved:5;
372 uint8_t task_mgmt_flags;
373#define FCP_CMND_TASK_MGMT_CLEAR_ACA 6
374#define FCP_CMND_TASK_MGMT_TARGET_RESET 5
375#define FCP_CMND_TASK_MGMT_LU_RESET 4
376#define FCP_CMND_TASK_MGMT_CLEAR_TASK_SET 2
377#define FCP_CMND_TASK_MGMT_ABORT_TASK_SET 1
378 uint8_t wrdata:1;
379 uint8_t rddata:1;
380 uint8_t add_cdb_len:6;
381 uint8_t cdb[16];
382 /*
383 * add_cdb is optional and can absent from struct atio7_fcp_cmnd. Size 4
384 * only to make sizeof(struct atio7_fcp_cmnd) be as expected by
385 * BUILD_BUG_ON in qlt_init().
386 */
387 uint8_t add_cdb[4];
388 /* uint32_t data_length; */
389} __packed;
390
391/*
392 * ISP queue - Accept Target I/O (ATIO) type entry IOCB structure.
393 * This is sent from the ISP to the target driver.
394 */
395struct atio_from_isp {
396 union {
397 struct {
398 uint16_t entry_hdr;
399 uint8_t sys_define; /* System defined. */
400 uint8_t entry_status; /* Entry Status. */
401 uint32_t sys_define_2; /* System defined. */
402 target_id_t target;
403 uint16_t rx_id;
404 uint16_t flags;
405 uint16_t status;
406 uint8_t command_ref;
407 uint8_t task_codes;
408 uint8_t task_flags;
409 uint8_t execution_codes;
410 uint8_t cdb[MAX_CMDSZ];
411 uint32_t data_length;
412 uint16_t lun;
413 uint8_t initiator_port_name[WWN_SIZE]; /* on qla23xx */
414 uint16_t reserved_32[6];
415 uint16_t ox_id;
416 } isp2x;
417 struct {
418 uint16_t entry_hdr;
419 uint8_t fcp_cmnd_len_low;
420 uint8_t fcp_cmnd_len_high:4;
421 uint8_t attr:4;
422 uint32_t exchange_addr;
423#define ATIO_EXCHANGE_ADDRESS_UNKNOWN 0xFFFFFFFF
424 struct fcp_hdr fcp_hdr;
425 struct atio7_fcp_cmnd fcp_cmnd;
426 } isp24;
427 struct {
428 uint8_t entry_type; /* Entry type. */
429 uint8_t entry_count; /* Entry count. */
5f35509d
QT		 430 __le16 attr_n_length;
431#define FCP_CMD_LENGTH_MASK 0x0fff
432#define FCP_CMD_LENGTH_MIN 0x38
433 uint8_t data[56];
2d70c103
NB		 434 uint32_t signature;
435#define ATIO_PROCESSED 0xDEADDEAD /* Signature */
436 } raw;
437 } u;
438} __packed;
439
5f35509d
QT		 440static inline int fcpcmd_is_corrupted(struct atio *atio)
441{
442 if (atio->entry_type == ATIO_TYPE7 &&
443 (le16_to_cpu(atio->attr_n_length & FCP_CMD_LENGTH_MASK) <
444 FCP_CMD_LENGTH_MIN))
445 return 1;
446 else
447 return 0;
448}
449
450/* adjust corrupted atio so we won't trip over the same entry again. */
451static inline void adjust_corrupted_atio(struct atio_from_isp *atio)
452{
453 atio->u.raw.attr_n_length = cpu_to_le16(FCP_CMD_LENGTH_MIN);
454 atio->u.isp24.fcp_cmnd.add_cdb_len = 0;
455}
456
2d70c103
NB		 457#define CTIO_TYPE7 0x12 /* Continue target I/O entry (for 24xx) */
458
459/*
460 * ISP queue - Continue Target I/O (ATIO) type 7 entry (for 24xx) structure.
461 * This structure is sent to the ISP 24xx from the target driver.
462 */
463
464struct ctio7_to_24xx {
465 uint8_t entry_type; /* Entry type. */
466 uint8_t entry_count; /* Entry count. */
467 uint8_t sys_define; /* System defined. */
468 uint8_t entry_status; /* Entry Status. */
469 uint32_t handle; /* System defined handle */
470 uint16_t nport_handle;
471#define CTIO7_NHANDLE_UNRECOGNIZED 0xFFFF
472 uint16_t timeout;
473 uint16_t dseg_count; /* Data segment count. */
474 uint8_t vp_index;
475 uint8_t add_flags;
476 uint8_t initiator_id[3];
477 uint8_t reserved;
478 uint32_t exchange_addr;
479 union {
480 struct {
481 uint16_t reserved1;
c7ee3bd4 482 __le16 flags;
2d70c103 483 uint32_t residual;
33a5fcee 484 __le16 ox_id;
2d70c103
NB		 485 uint16_t scsi_status;
486 uint32_t relative_offset;
487 uint32_t reserved2;
488 uint32_t transfer_length;
489 uint32_t reserved3;
490 /* Data segment 0 address. */
491 uint32_t dseg_0_address[2];
492 /* Data segment 0 length. */
493 uint32_t dseg_0_length;
494 } status0;
495 struct {
496 uint16_t sense_length;
497 uint16_t flags;
498 uint32_t residual;
33a5fcee 499 __le16 ox_id;
2d70c103
NB		 500 uint16_t scsi_status;
501 uint16_t response_len;
502 uint16_t reserved;
503 uint8_t sense_data[24];
504 } status1;
505 } u;
506} __packed;
507
508/*
509 * ISP queue - CTIO type 7 from ISP 24xx to target driver
510 * returned entry structure.
511 */
512struct ctio7_from_24xx {
513 uint8_t entry_type; /* Entry type. */
514 uint8_t entry_count; /* Entry count. */
515 uint8_t sys_define; /* System defined. */
516 uint8_t entry_status; /* Entry Status. */
517 uint32_t handle; /* System defined handle */
518 uint16_t status;
519 uint16_t timeout;
520 uint16_t dseg_count; /* Data segment count. */
521 uint8_t vp_index;
522 uint8_t reserved1[5];
523 uint32_t exchange_address;
524 uint16_t reserved2;
525 uint16_t flags;
526 uint32_t residual;
527 uint16_t ox_id;
528 uint16_t reserved3;
529 uint32_t relative_offset;
530 uint8_t reserved4[24];
531} __packed;
532
533/* CTIO7 flags values */
534#define CTIO7_FLAGS_SEND_STATUS BIT_15
535#define CTIO7_FLAGS_TERMINATE BIT_14
536#define CTIO7_FLAGS_CONFORM_REQ BIT_13
537#define CTIO7_FLAGS_DONT_RET_CTIO BIT_8
538#define CTIO7_FLAGS_STATUS_MODE_0 0
539#define CTIO7_FLAGS_STATUS_MODE_1 BIT_6
f83adb61 540#define CTIO7_FLAGS_STATUS_MODE_2 BIT_7
2d70c103
NB		 541#define CTIO7_FLAGS_EXPLICIT_CONFORM BIT_5
542#define CTIO7_FLAGS_CONFIRM_SATISF BIT_4
543#define CTIO7_FLAGS_DSD_PTR BIT_2
f83adb61
QT		 544#define CTIO7_FLAGS_DATA_IN BIT_1 /* data to initiator */
545#define CTIO7_FLAGS_DATA_OUT BIT_0 /* data from initiator */
2d70c103
NB		 546
547#define ELS_PLOGI 0x3
548#define ELS_FLOGI 0x4
549#define ELS_LOGO 0x5
550#define ELS_PRLI 0x20
551#define ELS_PRLO 0x21
552#define ELS_TPRLO 0x24
553#define ELS_PDISC 0x50
554#define ELS_ADISC 0x52
555
f83adb61
QT		 556/*
557 *CTIO Type CRC_2 IOCB
558 */
559struct ctio_crc2_to_fw {
560 uint8_t entry_type; /* Entry type. */
561#define CTIO_CRC2 0x7A
562 uint8_t entry_count; /* Entry count. */
563 uint8_t sys_define; /* System defined. */
564 uint8_t entry_status; /* Entry Status. */
565
566 uint32_t handle; /* System handle. */
567 uint16_t nport_handle; /* N_PORT handle. */
c7ee3bd4 568 __le16 timeout; /* Command timeout. */
f83adb61
QT		 569
570 uint16_t dseg_count; /* Data segment count. */
571 uint8_t vp_index;
572 uint8_t add_flags; /* additional flags */
573#define CTIO_CRC2_AF_DIF_DSD_ENA BIT_3
574
575 uint8_t initiator_id[3]; /* initiator ID */
576 uint8_t reserved1;
577 uint32_t exchange_addr; /* rcv exchange address */
578 uint16_t reserved2;
c7ee3bd4 579 __le16 flags; /* refer to CTIO7 flags values */
f83adb61 580 uint32_t residual;
c7ee3bd4 581 __le16 ox_id;
f83adb61 582 uint16_t scsi_status;
c7ee3bd4 583 __le32 relative_offset;
f83adb61 584 uint32_t reserved5;
c7ee3bd4 585 __le32 transfer_length; /* total fc transfer length */
f83adb61 586 uint32_t reserved6;
c7ee3bd4 587 __le32 crc_context_address[2];/* Data segment address. */
f83adb61
QT		 588 uint16_t crc_context_len; /* Data segment length. */
589 uint16_t reserved_1; /* MUST be set to 0. */
590} __packed;
591
592/* CTIO Type CRC_x Status IOCB */
593struct ctio_crc_from_fw {
594 uint8_t entry_type; /* Entry type. */
595 uint8_t entry_count; /* Entry count. */
596 uint8_t sys_define; /* System defined. */
597 uint8_t entry_status; /* Entry Status. */
598
599 uint32_t handle; /* System handle. */
600 uint16_t status;
601 uint16_t timeout; /* Command timeout. */
602 uint16_t dseg_count; /* Data segment count. */
603 uint32_t reserved1;
604 uint16_t state_flags;
605#define CTIO_CRC_SF_DIF_CHOPPED BIT_4
606
607 uint32_t exchange_address; /* rcv exchange address */
608 uint16_t reserved2;
609 uint16_t flags;
610 uint32_t resid_xfer_length;
611 uint16_t ox_id;
612 uint8_t reserved3[12];
613 uint16_t runt_guard; /* reported runt blk guard */
614 uint8_t actual_dif[8];
615 uint8_t expected_dif[8];
616} __packed;
617
2d70c103
NB		 618/*
619 * ISP queue - ABTS received/response entries structure definition for 24xx.
620 */
621#define ABTS_RECV_24XX 0x54 /* ABTS received (for 24xx) */
622#define ABTS_RESP_24XX 0x55 /* ABTS responce (for 24xx) */
623
624/*
625 * ISP queue - ABTS received IOCB entry structure definition for 24xx.
626 * The ABTS BLS received from the wire is sent to the
627 * target driver by the ISP 24xx.
628 * The IOCB is placed on the response queue.
629 */
630struct abts_recv_from_24xx {
631 uint8_t entry_type; /* Entry type. */
632 uint8_t entry_count; /* Entry count. */
633 uint8_t sys_define; /* System defined. */
634 uint8_t entry_status; /* Entry Status. */
635 uint8_t reserved_1[6];
636 uint16_t nport_handle;
637 uint8_t reserved_2[2];
638 uint8_t vp_index;
639 uint8_t reserved_3:4;
640 uint8_t sof_type:4;
641 uint32_t exchange_address;
642 struct fcp_hdr_le fcp_hdr_le;
643 uint8_t reserved_4[16];
644 uint32_t exchange_addr_to_abort;
645} __packed;
646
647#define ABTS_PARAM_ABORT_SEQ BIT_0
648
649struct ba_acc_le {
650 uint16_t reserved;
651 uint8_t seq_id_last;
652 uint8_t seq_id_valid;
653#define SEQ_ID_VALID 0x80
654#define SEQ_ID_INVALID 0x00
655 uint16_t rx_id;
656 uint16_t ox_id;
657 uint16_t high_seq_cnt;
658 uint16_t low_seq_cnt;
659} __packed;
660
661struct ba_rjt_le {
662 uint8_t vendor_uniq;
663 uint8_t reason_expl;
664 uint8_t reason_code;
665#define BA_RJT_REASON_CODE_INVALID_COMMAND 0x1
666#define BA_RJT_REASON_CODE_UNABLE_TO_PERFORM 0x9
667 uint8_t reserved;
668} __packed;
669
670/*
671 * ISP queue - ABTS Response IOCB entry structure definition for 24xx.
672 * The ABTS response to the ABTS received is sent by the
673 * target driver to the ISP 24xx.
674 * The IOCB is placed on the request queue.
675 */
676struct abts_resp_to_24xx {
677 uint8_t entry_type; /* Entry type. */
678 uint8_t entry_count; /* Entry count. */
679 uint8_t sys_define; /* System defined. */
680 uint8_t entry_status; /* Entry Status. */
681 uint32_t handle;
682 uint16_t reserved_1;
683 uint16_t nport_handle;
684 uint16_t control_flags;
685#define ABTS_CONTR_FLG_TERM_EXCHG BIT_0
686 uint8_t vp_index;
687 uint8_t reserved_3:4;
688 uint8_t sof_type:4;
689 uint32_t exchange_address;
690 struct fcp_hdr_le fcp_hdr_le;
691 union {
692 struct ba_acc_le ba_acct;
693 struct ba_rjt_le ba_rjt;
694 } __packed payload;
695 uint32_t reserved_4;
696 uint32_t exchange_addr_to_abort;
697} __packed;
698
699/*
700 * ISP queue - ABTS Response IOCB from ISP24xx Firmware entry structure.
701 * The ABTS response with completion status to the ABTS response
702 * (sent by the target driver to the ISP 24xx) is sent by the
703 * ISP24xx firmware to the target driver.
704 * The IOCB is placed on the response queue.
705 */
706struct abts_resp_from_24xx_fw {
707 uint8_t entry_type; /* Entry type. */
708 uint8_t entry_count; /* Entry count. */
709 uint8_t sys_define; /* System defined. */
710 uint8_t entry_status; /* Entry Status. */
711 uint32_t handle;
712 uint16_t compl_status;
713#define ABTS_RESP_COMPL_SUCCESS 0
714#define ABTS_RESP_COMPL_SUBCODE_ERROR 0x31
715 uint16_t nport_handle;
716 uint16_t reserved_1;
717 uint8_t reserved_2;
718 uint8_t reserved_3:4;
719 uint8_t sof_type:4;
720 uint32_t exchange_address;
721 struct fcp_hdr_le fcp_hdr_le;
722 uint8_t reserved_4[8];
723 uint32_t error_subcode1;
724#define ABTS_RESP_SUBCODE_ERR_ABORTED_EXCH_NOT_TERM 0x1E
725 uint32_t error_subcode2;
726 uint32_t exchange_addr_to_abort;
727} __packed;
728
729/********************************************************************\
730 * Type Definitions used by initiator & target halves
731\********************************************************************/
732
733struct qla_tgt_mgmt_cmd;
734struct qla_tgt_sess;
735
736/*
737 * This structure provides a template of function calls that the
738 * target driver (from within qla_target.c) can issue to the
739 * target module (tcm_qla2xxx).
740 */
741struct qla_tgt_func_tmpl {
742
743 int (*handle_cmd)(struct scsi_qla_host *, struct qla_tgt_cmd *,
744 unsigned char *, uint32_t, int, int, int);
43381ce8 745 void (*handle_data)(struct qla_tgt_cmd *);
f83adb61 746 void (*handle_dif_err)(struct qla_tgt_cmd *);
2d70c103
NB		 747 int (*handle_tmr)(struct qla_tgt_mgmt_cmd *, uint32_t, uint8_t,
748 uint32_t);
749 void (*free_cmd)(struct qla_tgt_cmd *);
750 void (*free_mcmd)(struct qla_tgt_mgmt_cmd *);
751 void (*free_session)(struct qla_tgt_sess *);
752
753 int (*check_initiator_node_acl)(struct scsi_qla_host *, unsigned char *,
1b655b19 754 struct qla_tgt_sess *);
c8292d1d 755 void (*update_sess)(struct qla_tgt_sess *, port_id_t, uint16_t, bool);
2d70c103
NB		 756 struct qla_tgt_sess *(*find_sess_by_loop_id)(struct scsi_qla_host *,
757 const uint16_t);
758 struct qla_tgt_sess *(*find_sess_by_s_id)(struct scsi_qla_host *,
759 const uint8_t *);
760 void (*clear_nacl_from_fcport_map)(struct qla_tgt_sess *);
2d70c103
NB		 761 void (*shutdown_sess)(struct qla_tgt_sess *);
762};
763
764int qla2x00_wait_for_hba_online(struct scsi_qla_host *);
765
766#include <target/target_core_base.h>
767
768#define QLA_TGT_TIMEOUT 10 /* in seconds */
769
770#define QLA_TGT_MAX_HW_PENDING_TIME 60 /* in seconds */
771
772/* Immediate notify status constants */
773#define IMM_NTFY_LIP_RESET 0x000E
774#define IMM_NTFY_LIP_LINK_REINIT 0x000F
775#define IMM_NTFY_IOCB_OVERFLOW 0x0016
776#define IMM_NTFY_ABORT_TASK 0x0020
777#define IMM_NTFY_PORT_LOGOUT 0x0029
778#define IMM_NTFY_PORT_CONFIG 0x002A
779#define IMM_NTFY_GLBL_TPRLO 0x002D
780#define IMM_NTFY_GLBL_LOGO 0x002E
781#define IMM_NTFY_RESOURCE 0x0034
782#define IMM_NTFY_MSG_RX 0x0036
783#define IMM_NTFY_SRR 0x0045
784#define IMM_NTFY_ELS 0x0046
785
786/* Immediate notify task flags */
787#define IMM_NTFY_TASK_MGMT_SHIFT 8
788
789#define QLA_TGT_CLEAR_ACA 0x40
790#define QLA_TGT_TARGET_RESET 0x20
791#define QLA_TGT_LUN_RESET 0x10
792#define QLA_TGT_CLEAR_TS 0x04
793#define QLA_TGT_ABORT_TS 0x02
794#define QLA_TGT_ABORT_ALL_SESS 0xFFFF
795#define QLA_TGT_ABORT_ALL 0xFFFE
796#define QLA_TGT_NEXUS_LOSS_SESS 0xFFFD
797#define QLA_TGT_NEXUS_LOSS 0xFFFC
798
799/* Notify Acknowledge flags */
800#define NOTIFY_ACK_RES_COUNT BIT_8
801#define NOTIFY_ACK_CLEAR_LIP_RESET BIT_5
802#define NOTIFY_ACK_TM_RESP_CODE_VALID BIT_4
803
804/* Command's states */
805#define QLA_TGT_STATE_NEW 0 /* New command + target processing */
806#define QLA_TGT_STATE_NEED_DATA 1 /* target needs data to continue */
807#define QLA_TGT_STATE_DATA_IN 2 /* Data arrived + target processing */
808#define QLA_TGT_STATE_PROCESSED 3 /* target done processing */
193b50b9 809
2d70c103
NB		 810
811/* Special handles */
812#define QLA_TGT_NULL_HANDLE 0
813#define QLA_TGT_SKIP_HANDLE (0xFFFFFFFF & ~CTIO_COMPLETION_HANDLE_MARK)
814
815/* ATIO task_codes field */
816#define ATIO_SIMPLE_QUEUE 0
817#define ATIO_HEAD_OF_QUEUE 1
818#define ATIO_ORDERED_QUEUE 2
819#define ATIO_ACA_QUEUE 4
820#define ATIO_UNTAGGED 5
821
822/* TM failed response codes, see FCP (9.4.11 FCP_RSP_INFO) */
823#define FC_TM_SUCCESS 0
824#define FC_TM_BAD_FCP_DATA 1
825#define FC_TM_BAD_CMD 2
826#define FC_TM_FCP_DATA_MISMATCH 3
827#define FC_TM_REJECT 4
828#define FC_TM_FAILED 5
829
2d70c103
NB		 830#if (BITS_PER_LONG > 32) || defined(CONFIG_HIGHMEM64G)
831#define pci_dma_lo32(a) (a & 0xffffffff)
832#define pci_dma_hi32(a) ((((a) >> 16)>>16) & 0xffffffff)
833#else
834#define pci_dma_lo32(a) (a & 0xffffffff)
835#define pci_dma_hi32(a) 0
836#endif
837
838#define QLA_TGT_SENSE_VALID(sense) ((sense != NULL) && \
839 (((const uint8_t *)(sense))[0] & 0x70) == 0x70)
840
841struct qla_port_24xx_data {
842 uint8_t port_name[WWN_SIZE];
843 uint16_t loop_id;
844 uint16_t reserved;
845};
846
847struct qla_tgt {
848 struct scsi_qla_host *vha;
849 struct qla_hw_data *ha;
850
851 /*
852 * To sync between IRQ handlers and qlt_target_release(). Needed,
853 * because req_pkt() can drop/reaquire HW lock inside. Protected by
854 * HW lock.
855 */
856 int irq_cmd_count;
2f424b9b 857 int atio_irq_cmd_count;
2d70c103
NB		 858
859 int datasegs_per_cmd, datasegs_per_cont, sg_tablesize;
860
861 /* Target's flags, serialized by pha->hardware_lock */
862 unsigned int tgt_enable_64bit_addr:1; /* 64-bits PCI addr enabled */
863 unsigned int link_reinit_iocb_pending:1;
864
865 /*
866 * Protected by tgt_mutex AND hardware_lock for writing and tgt_mutex
867 * OR hardware_lock for reading.
868 */
869 int tgt_stop; /* the target mode driver is being stopped */
870 int tgt_stopped; /* the target mode driver has been stopped */
871
872 /* Count of sessions refering qla_tgt. Protected by hardware_lock. */
873 int sess_count;
874
875 /* Protected by hardware_lock. Addition also protected by tgt_mutex. */
876 struct list_head sess_list;
877
878 /* Protected by hardware_lock */
879 struct list_head del_sess_list;
880 struct delayed_work sess_del_work;
881
882 spinlock_t sess_work_lock;
883 struct list_head sess_works_list;
884 struct work_struct sess_work;
885
886 struct imm_ntfy_from_isp link_reinit_iocb;
887 wait_queue_head_t waitQ;
888 int notify_ack_expected;
889 int abts_resp_expected;
890 int modify_lun_expected;
891
892 int ctio_srr_id;
893 int imm_srr_id;
894 spinlock_t srr_lock;
895 struct list_head srr_ctio_list;
896 struct list_head srr_imm_list;
897 struct work_struct srr_work;
898
899 atomic_t tgt_global_resets_count;
900
901 struct list_head tgt_list_entry;
902};
903
51a07f84
NB		 904struct qla_tgt_sess_op {
905 struct scsi_qla_host *vha;
2f424b9b 906 uint32_t chip_reset;
51a07f84
NB		 907 struct atio_from_isp atio;
908 struct work_struct work;
8b2f5ff3
SN		 909 struct list_head cmd_list;
910 bool aborted;
51a07f84
NB		 911};
912
a6ca8878
AP		 913enum qla_sess_deletion {
914 QLA_SESS_DELETION_NONE = 0,
915 QLA_SESS_DELETION_PENDING = 1, /* hopefully we can get rid of
916 * this one */
917 QLA_SESS_DELETION_IN_PROGRESS = 2,
918};
919
b7bd104e
AP		 920typedef enum {
921 QLT_PLOGI_LINK_SAME_WWN,
922 QLT_PLOGI_LINK_CONFLICT,
923 QLT_PLOGI_LINK_MAX
924} qlt_plogi_link_t;
925
926typedef struct {
927 struct list_head list;
928 struct imm_ntfy_from_isp iocb;
929 port_id_t id;
930 int ref_count;
931} qlt_plogi_ack_t;
932
2d70c103
NB		 933/*
934 * Equivilant to IT Nexus (Initiator-Target)
935 */
936struct qla_tgt_sess {
937 uint16_t loop_id;
938 port_id_t s_id;
939
940 unsigned int conf_compl_supported:1;
a6ca8878 941 unsigned int deleted:2;
2d70c103 942 unsigned int local:1;
a6ca8878 943 unsigned int logout_on_delete:1;
a6ca8878 944 unsigned int keep_nport_handle:1;
71cdc079 945 unsigned int send_els_logo:1;
a6ca8878
AP		 946
947 unsigned char logout_completed;
2d70c103 948
df673274
AP		 949 int generation;
950
2d70c103 951 struct se_session *se_sess;
e3dc0e31 952 struct kref sess_kref;
2d70c103
NB		 953 struct scsi_qla_host *vha;
954 struct qla_tgt *tgt;
955
956 struct list_head sess_list_entry;
957 unsigned long expires;
958 struct list_head del_list_entry;
959
960 uint8_t port_name[WWN_SIZE];
961 struct work_struct free_work;
a6ca8878 962
b7bd104e 963 qlt_plogi_ack_t *plogi_link[QLT_PLOGI_LINK_MAX];
2d70c103
NB		 964};
965
a07100e0
QT		 966typedef enum {
967 /*
968 * BIT_0 - Atio Arrival / schedule to work
969 * BIT_1 - qlt_do_work
970 * BIT_2 - qlt_do work failed
971 * BIT_3 - xfer rdy/tcm_qla2xxx_write_pending
972 * BIT_4 - read respond/tcm_qla2xx_queue_data_in
973 * BIT_5 - status respond / tcm_qla2xx_queue_status
974 * BIT_6 - tcm request to abort/Term exchange.
975 * pre_xmit_response->qlt_send_term_exchange
976 * BIT_7 - SRR received (qlt_handle_srr->qlt_xmit_response)
977 * BIT_8 - SRR received (qlt_handle_srr->qlt_rdy_to_xfer)
978 * BIT_9 - SRR received (qla_handle_srr->qlt_send_term_exchange)
979 * BIT_10 - Data in - hanlde_data->tcm_qla2xxx_handle_data
980
981 * BIT_12 - good completion - qlt_ctio_do_completion -->free_cmd
982 * BIT_13 - Bad completion -
983 * qlt_ctio_do_completion --> qlt_term_ctio_exchange
984 * BIT_14 - Back end data received/sent.
985 * BIT_15 - SRR prepare ctio
986 * BIT_16 - complete free
987 * BIT_17 - flush - qlt_abort_cmd_on_host_reset
988 * BIT_18 - completion w/abort status
989 * BIT_19 - completion w/unknown status
990 * BIT_20 - tcm_qla2xxx_free_cmd
991 */
992 CMD_FLAG_DATA_WORK = BIT_11,
993 CMD_FLAG_DATA_WORK_FREE = BIT_21,
994} cmd_flags_t;
995
2d70c103 996struct qla_tgt_cmd {
f83adb61 997 struct se_cmd se_cmd;
2d70c103
NB		 998 struct qla_tgt_sess *sess;
999 int state;
2d70c103
NB		 1000 struct work_struct free_work;
1001 struct work_struct work;
1002 /* Sense buffer that will be mapped into outgoing status */
1003 unsigned char sense_buffer[TRANSPORT_SENSE_BUFFER];
1004
a07100e0 1005 spinlock_t cmd_lock;
2d70c103
NB		 1006 /* to save extra sess dereferences */
1007 unsigned int conf_compl_supported:1;
1008 unsigned int sg_mapped:1;
1009 unsigned int free_sg:1;
2d70c103 1010 unsigned int write_data_transferred:1;
f83adb61 1011 unsigned int ctx_dsd_alloced:1;
33e79977
QT		 1012 unsigned int q_full:1;
1013 unsigned int term_exchg:1;
d564a372 1014 unsigned int cmd_sent_to_fw:1;
e07f8f65 1015 unsigned int cmd_in_wq:1;
193b50b9 1016 unsigned int aborted:1;
2d70c103
NB		 1017
1018 struct scatterlist *sg; /* cmd data buffer SG vector */
1019 int sg_cnt; /* SG segments count */
1020 int bufflen; /* cmd buffer length */
1021 int offset;
2d70c103
NB		 1022 uint32_t unpacked_lun;
1023 enum dma_data_direction dma_data_direction;
b6a029e1 1024 uint32_t reset_count;
2d70c103
NB		 1025
1026 uint16_t loop_id; /* to save extra sess dereferences */
1027 struct qla_tgt *tgt; /* to save extra sess dereferences */
1028 struct scsi_qla_host *vha;
33e79977 1029 struct list_head cmd_list;
2d70c103
NB		 1030
1031 struct atio_from_isp atio;
f83adb61
QT		 1032 /* t10dif */
1033 struct scatterlist *prot_sg;
1034 uint32_t prot_sg_cnt;
1035 uint32_t blk_sz;
1036 struct crc_context *ctx;
1037
e07f8f65
SK		 1038 uint64_t jiffies_at_alloc;
1039 uint64_t jiffies_at_free;
a07100e0
QT		 1040
1041 cmd_flags_t cmd_flags;
2d70c103
NB		 1042};
1043
1044struct qla_tgt_sess_work_param {
1045 struct list_head sess_works_list_entry;
1046
1047#define QLA_TGT_SESS_WORK_ABORT 1
1048#define QLA_TGT_SESS_WORK_TM 2
1049 int type;
1050
1051 union {
1052 struct abts_recv_from_24xx abts;
1053 struct imm_ntfy_from_isp tm_iocb;
1054 struct atio_from_isp tm_iocb2;
1055 };
1056};
1057
1058struct qla_tgt_mgmt_cmd {
1059 uint8_t tmr_func;
1060 uint8_t fc_tm_rsp;
1061 struct qla_tgt_sess *sess;
1062 struct se_cmd se_cmd;
1063 struct work_struct free_work;
1064 unsigned int flags;
b6a029e1 1065 uint32_t reset_count;
2d70c103
NB		 1066#define QLA24XX_MGMT_SEND_NACK 1
1067 union {
1068 struct atio_from_isp atio;
1069 struct imm_ntfy_from_isp imm_ntfy;
1070 struct abts_recv_from_24xx abts;
1071 } __packed orig_iocb;
1072};
1073
1074struct qla_tgt_prm {
1075 struct qla_tgt_cmd *cmd;
1076 struct qla_tgt *tgt;
1077 void *pkt;
1078 struct scatterlist *sg; /* cmd data buffer SG vector */
db3a99b9 1079 unsigned char *sense_buffer;
2d70c103
NB		 1080 int seg_cnt;
1081 int req_cnt;
1082 uint16_t rq_result;
1083 uint16_t scsi_status;
2d70c103
NB		 1084 int sense_buffer_len;
1085 int residual;
1086 int add_status_pkt;
f83adb61
QT		 1087 /* dif */
1088 struct scatterlist *prot_sg;
1089 uint16_t prot_seg_cnt;
1090 uint16_t tot_dsds;
2d70c103
NB		 1091};
1092
1093struct qla_tgt_srr_imm {
1094 struct list_head srr_list_entry;
1095 int srr_id;
1096 struct imm_ntfy_from_isp imm_ntfy;
1097};
1098
1099struct qla_tgt_srr_ctio {
1100 struct list_head srr_list_entry;
1101 int srr_id;
1102 struct qla_tgt_cmd *cmd;
1103};
1104
a6ca8878
AP		 1105/* Check for Switch reserved address */
1106#define IS_SW_RESV_ADDR(_s_id) \
1107 ((_s_id.b.domain == 0xff) && (_s_id.b.area == 0xfc))
1108
2d70c103
NB		 1109#define QLA_TGT_XMIT_DATA 1
1110#define QLA_TGT_XMIT_STATUS 2
1111#define QLA_TGT_XMIT_ALL (QLA_TGT_XMIT_STATUS|QLA_TGT_XMIT_DATA)
1112
2d70c103
NB		 1113
1114extern struct qla_tgt_data qla_target;
2d70c103
NB		 1115
1116/*
1117 * Function prototypes for qla_target.c logic used by qla2xxx LLD code.
1118 */
1119extern int qlt_add_target(struct qla_hw_data *, struct scsi_qla_host *);
1120extern int qlt_remove_target(struct qla_hw_data *, struct scsi_qla_host *);
49a47f2c
NB		 1121extern int qlt_lport_register(void *, u64, u64, u64,
1122 int (*callback)(struct scsi_qla_host *, void *, u64, u64));
2d70c103 1123extern void qlt_lport_deregister(struct scsi_qla_host *);
e3dc0e31 1124void qlt_put_sess(struct qla_tgt_sess *sess);
2d70c103 1125extern void qlt_fc_port_added(struct scsi_qla_host *, fc_port_t *);
df673274 1126extern void qlt_fc_port_deleted(struct scsi_qla_host *, fc_port_t *, int);
2d70c103
NB		 1127extern int __init qlt_init(void);
1128extern void qlt_exit(void);
1129extern void qlt_update_vp_map(struct scsi_qla_host *, int);
1130
1131/*
1132 * This macro is used during early initializations when host->active_mode
1133 * is not set. Right now, ha value is ignored.
1134 */
1135#define QLA_TGT_MODE_ENABLED() (ql2x_ini_mode != QLA2XXX_INI_MODE_ENABLED)
aa230bc5 1136extern int ql2x_ini_mode;
2d70c103
NB		 1137
1138static inline bool qla_tgt_mode_enabled(struct scsi_qla_host *ha)
1139{
1140 return ha->host->active_mode & MODE_TARGET;
1141}
1142
1143static inline bool qla_ini_mode_enabled(struct scsi_qla_host *ha)
1144{
1145 return ha->host->active_mode & MODE_INITIATOR;
1146}
1147
1148static inline void qla_reverse_ini_mode(struct scsi_qla_host *ha)
1149{
1150 if (ha->host->active_mode & MODE_INITIATOR)
1151 ha->host->active_mode &= ~MODE_INITIATOR;
1152 else
1153 ha->host->active_mode |= MODE_INITIATOR;
1154}
1155
8b2f5ff3
SN		 1156static inline uint32_t sid_to_key(const uint8_t *s_id)
1157{
1158 uint32_t key;
1159
1160 key = (((unsigned long)s_id[0] << 16) |
1161 ((unsigned long)s_id[1] << 8) |
1162 (unsigned long)s_id[2]);
1163 return key;
1164}
1165
71cdc079
AP		 1166static inline void sid_to_portid(const uint8_t *s_id, port_id_t *p)
1167{
1168 memset(p, 0, sizeof(*p));
1169 p->b.domain = s_id[0];
1170 p->b.area = s_id[1];
1171 p->b.al_pa = s_id[2];
1172}
1173
2d70c103
NB		 1174/*
1175 * Exported symbols from qla_target.c LLD logic used by qla2xxx code..
1176 */
2d70c103
NB		 1177extern void qlt_response_pkt_all_vps(struct scsi_qla_host *, response_t *);
1178extern int qlt_rdy_to_xfer(struct qla_tgt_cmd *);
1179extern int qlt_xmit_response(struct qla_tgt_cmd *, int, uint8_t);
a07100e0 1180extern int qlt_abort_cmd(struct qla_tgt_cmd *);
2d70c103
NB		 1181extern void qlt_xmit_tm_rsp(struct qla_tgt_mgmt_cmd *);
1182extern void qlt_free_mcmd(struct qla_tgt_mgmt_cmd *);
1183extern void qlt_free_cmd(struct qla_tgt_cmd *cmd);
2d70c103
NB		 1184extern void qlt_async_event(uint16_t, struct scsi_qla_host *, uint16_t *);
1185extern void qlt_enable_vha(struct scsi_qla_host *);
1186extern void qlt_vport_create(struct scsi_qla_host *, struct qla_hw_data *);
1187extern void qlt_rff_id(struct scsi_qla_host *, struct ct_sns_req *);
1188extern void qlt_init_atio_q_entries(struct scsi_qla_host *);
2f424b9b 1189extern void qlt_24xx_process_atio_queue(struct scsi_qla_host *, uint8_t);
aa230bc5 1190extern void qlt_24xx_config_rings(struct scsi_qla_host *);
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NB		 1191extern void qlt_24xx_config_nvram_stage1(struct scsi_qla_host *,
1192 struct nvram_24xx *);
1193extern void qlt_24xx_config_nvram_stage2(struct scsi_qla_host *,
1194 struct init_cb_24xx *);
aa230bc5
AE		 1195extern void qlt_81xx_config_nvram_stage2(struct scsi_qla_host *,
1196 struct init_cb_81xx *);
1197extern void qlt_81xx_config_nvram_stage1(struct scsi_qla_host *,
1198 struct nvram_81xx *);
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NB		 1199extern int qlt_24xx_process_response_error(struct scsi_qla_host *,
1200 struct sts_entry_24xx *);
1201extern void qlt_modify_vp_config(struct scsi_qla_host *,
1202 struct vp_config_entry_24xx *);
1203extern void qlt_probe_one_stage1(struct scsi_qla_host *, struct qla_hw_data *);
1204extern int qlt_mem_alloc(struct qla_hw_data *);
1205extern void qlt_mem_free(struct qla_hw_data *);
3c231bda 1206extern int qlt_stop_phase1(struct qla_tgt *);
2d70c103 1207extern void qlt_stop_phase2(struct qla_tgt *);
aa230bc5
AE		 1208extern irqreturn_t qla83xx_msix_atio_q(int, void *);
1209extern void qlt_83xx_iospace_config(struct qla_hw_data *);
33e79977 1210extern int qlt_free_qfull_cmds(struct scsi_qla_host *);
a6ca8878 1211extern void qlt_logo_completion_handler(fc_port_t *, int);
df673274 1212extern void qlt_do_generation_tick(struct scsi_qla_host *, int *);
2d70c103
NB		 1213
1214#endif /* __QLA_TARGET_H */
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