This source file includes following definitions.
- fcpcmd_is_corrupted
- adjust_corrupted_atio
- get_datalen_for_atio
- qla_tgt_mode_enabled
- qla_ini_mode_enabled
- qla_dual_mode_enabled
- sid_to_key
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19 #ifndef __QLA_TARGET_H
20 #define __QLA_TARGET_H
21
22 #include "qla_def.h"
23 #include "qla_dsd.h"
24
25
26
27
28
29 #define QLA2XXX_TARGET_MAGIC 269
30
31
32
33
34
35 #define QLA2XXX_INITIATOR_MAGIC 57222
36
37 #define QLA2XXX_INI_MODE_STR_EXCLUSIVE "exclusive"
38 #define QLA2XXX_INI_MODE_STR_DISABLED "disabled"
39 #define QLA2XXX_INI_MODE_STR_ENABLED "enabled"
40 #define QLA2XXX_INI_MODE_STR_DUAL "dual"
41
42 #define QLA2XXX_INI_MODE_EXCLUSIVE 0
43 #define QLA2XXX_INI_MODE_DISABLED 1
44 #define QLA2XXX_INI_MODE_ENABLED 2
45 #define QLA2XXX_INI_MODE_DUAL 3
46
47 #define QLA2XXX_COMMAND_COUNT_INIT 250
48 #define QLA2XXX_IMMED_NOTIFY_COUNT_INIT 250
49
50
51
52
53
54
55
56 #define CTIO_COMPLETION_HANDLE_MARK BIT_29
57 #if (CTIO_COMPLETION_HANDLE_MARK <= DEFAULT_OUTSTANDING_COMMANDS)
58 #error "CTIO_COMPLETION_HANDLE_MARK not larger than "
59 "DEFAULT_OUTSTANDING_COMMANDS"
60 #endif
61 #define HANDLE_IS_CTIO_COMP(h) (h & CTIO_COMPLETION_HANDLE_MARK)
62
63
64 #define CTIO_INTERMEDIATE_HANDLE_MARK BIT_30
65 #define QLA_TGT_NULL_HANDLE 0
66
67 #define QLA_TGT_HANDLE_MASK 0xF0000000
68 #define QLA_QPID_HANDLE_MASK 0x00FF0000
69 #define QLA_CMD_HANDLE_MASK 0x0000FFFF
70 #define QLA_TGT_SKIP_HANDLE (0xFFFFFFFF & ~QLA_TGT_HANDLE_MASK)
71
72 #define QLA_QPID_HANDLE_SHIFT 16
73 #define GET_QID(_h) ((_h & QLA_QPID_HANDLE_MASK) >> QLA_QPID_HANDLE_SHIFT)
74
75
76 #ifndef OF_SS_MODE_0
77
78
79
80 #define OF_SS_MODE_0 0
81 #define OF_SS_MODE_1 1
82 #define OF_SS_MODE_2 2
83 #define OF_SS_MODE_3 3
84
85 #define OF_EXPL_CONF BIT_5
86 #define OF_DATA_IN BIT_6
87
88 #define OF_DATA_OUT BIT_7
89
90 #define OF_NO_DATA (BIT_7 | BIT_6)
91 #define OF_INC_RC BIT_8
92 #define OF_FAST_POST BIT_9
93 #define OF_CONF_REQ BIT_13
94 #define OF_TERM_EXCH BIT_14
95 #define OF_SSTS BIT_15
96 #endif
97
98 #ifndef QLA_TGT_DATASEGS_PER_CMD32
99 #define QLA_TGT_DATASEGS_PER_CMD32 3
100 #define QLA_TGT_DATASEGS_PER_CONT32 7
101 #define QLA_TGT_MAX_SG32(ql) \
102 (((ql) > 0) ? (QLA_TGT_DATASEGS_PER_CMD32 + \
103 QLA_TGT_DATASEGS_PER_CONT32*((ql) - 1)) : 0)
104
105 #define QLA_TGT_DATASEGS_PER_CMD64 2
106 #define QLA_TGT_DATASEGS_PER_CONT64 5
107 #define QLA_TGT_MAX_SG64(ql) \
108 (((ql) > 0) ? (QLA_TGT_DATASEGS_PER_CMD64 + \
109 QLA_TGT_DATASEGS_PER_CONT64*((ql) - 1)) : 0)
110 #endif
111
112 #ifndef QLA_TGT_DATASEGS_PER_CMD_24XX
113 #define QLA_TGT_DATASEGS_PER_CMD_24XX 1
114 #define QLA_TGT_DATASEGS_PER_CONT_24XX 5
115 #define QLA_TGT_MAX_SG_24XX(ql) \
116 (min(1270, ((ql) > 0) ? (QLA_TGT_DATASEGS_PER_CMD_24XX + \
117 QLA_TGT_DATASEGS_PER_CONT_24XX*((ql) - 1)) : 0))
118 #endif
119 #endif
120
121 #define GET_TARGET_ID(ha, iocb) ((HAS_EXTENDED_IDS(ha)) \
122 ? le16_to_cpu((iocb)->u.isp2x.target.extended) \
123 : (uint16_t)(iocb)->u.isp2x.target.id.standard)
124
125 #ifndef NOTIFY_ACK_TYPE
126 #define NOTIFY_ACK_TYPE 0x0E
127
128
129
130
131 struct nack_to_isp {
132 uint8_t entry_type;
133 uint8_t entry_count;
134 uint8_t sys_define;
135 uint8_t entry_status;
136 union {
137 struct {
138 uint32_t sys_define_2;
139 target_id_t target;
140 uint8_t target_id;
141 uint8_t reserved_1;
142 uint16_t flags;
143 uint16_t resp_code;
144 uint16_t status;
145 uint16_t task_flags;
146 uint16_t seq_id;
147 uint16_t srr_rx_id;
148 uint32_t srr_rel_offs;
149 uint16_t srr_ui;
150 uint16_t srr_flags;
151 uint16_t srr_reject_code;
152 uint8_t srr_reject_vendor_uniq;
153 uint8_t srr_reject_code_expl;
154 uint8_t reserved_2[24];
155 } isp2x;
156 struct {
157 uint32_t handle;
158 uint16_t nport_handle;
159 uint16_t reserved_1;
160 uint16_t flags;
161 uint16_t srr_rx_id;
162 uint16_t status;
163 uint8_t status_subcode;
164 uint8_t fw_handle;
165 uint32_t exchange_address;
166 uint32_t srr_rel_offs;
167 uint16_t srr_ui;
168 uint16_t srr_flags;
169 uint8_t reserved_4[19];
170 uint8_t vp_index;
171 uint8_t srr_reject_vendor_uniq;
172 uint8_t srr_reject_code_expl;
173 uint8_t srr_reject_code;
174 uint8_t reserved_5[5];
175 } isp24;
176 } u;
177 uint8_t reserved[2];
178 uint16_t ox_id;
179 } __packed;
180 #define NOTIFY_ACK_FLAGS_TERMINATE BIT_3
181 #define NOTIFY_ACK_SRR_FLAGS_ACCEPT 0
182 #define NOTIFY_ACK_SRR_FLAGS_REJECT 1
183
184 #define NOTIFY_ACK_SRR_REJECT_REASON_UNABLE_TO_PERFORM 0x9
185
186 #define NOTIFY_ACK_SRR_FLAGS_REJECT_EXPL_NO_EXPL 0
187 #define NOTIFY_ACK_SRR_FLAGS_REJECT_EXPL_UNABLE_TO_SUPPLY_DATA 0x2a
188
189 #define NOTIFY_ACK_SUCCESS 0x01
190 #endif
191
192 #ifndef ACCEPT_TGT_IO_TYPE
193 #define ACCEPT_TGT_IO_TYPE 0x16
194 #endif
195
196 #ifndef CONTINUE_TGT_IO_TYPE
197 #define CONTINUE_TGT_IO_TYPE 0x17
198
199
200
201
202 struct ctio_to_2xxx {
203 uint8_t entry_type;
204 uint8_t entry_count;
205 uint8_t sys_define;
206 uint8_t entry_status;
207 uint32_t handle;
208 target_id_t target;
209 uint16_t rx_id;
210 uint16_t flags;
211 uint16_t status;
212 uint16_t timeout;
213 uint16_t dseg_count;
214 uint32_t relative_offset;
215 uint32_t residual;
216 uint16_t reserved_1[3];
217 uint16_t scsi_status;
218 uint32_t transfer_length;
219 struct dsd32 dsd[3];
220 } __packed;
221 #define ATIO_PATH_INVALID 0x07
222 #define ATIO_CANT_PROV_CAP 0x16
223 #define ATIO_CDB_VALID 0x3D
224
225 #define ATIO_EXEC_READ BIT_1
226 #define ATIO_EXEC_WRITE BIT_0
227 #endif
228
229 #ifndef CTIO_A64_TYPE
230 #define CTIO_A64_TYPE 0x1F
231 #define CTIO_SUCCESS 0x01
232 #define CTIO_ABORTED 0x02
233 #define CTIO_INVALID_RX_ID 0x08
234 #define CTIO_TIMEOUT 0x0B
235 #define CTIO_DIF_ERROR 0x0C
236 #define CTIO_LIP_RESET 0x0E
237 #define CTIO_TARGET_RESET 0x17
238 #define CTIO_PORT_UNAVAILABLE 0x28
239 #define CTIO_PORT_LOGGED_OUT 0x29
240 #define CTIO_PORT_CONF_CHANGED 0x2A
241 #define CTIO_SRR_RECEIVED 0x45
242 #endif
243
244 #ifndef CTIO_RET_TYPE
245 #define CTIO_RET_TYPE 0x17
246 #define ATIO_TYPE7 0x06
247
248 struct fcp_hdr {
249 uint8_t r_ctl;
250 be_id_t d_id;
251 uint8_t cs_ctl;
252 be_id_t s_id;
253 uint8_t type;
254 uint8_t f_ctl[3];
255 uint8_t seq_id;
256 uint8_t df_ctl;
257 uint16_t seq_cnt;
258 __be16 ox_id;
259 uint16_t rx_id;
260 uint32_t parameter;
261 } __packed;
262
263 struct fcp_hdr_le {
264 le_id_t d_id;
265 uint8_t r_ctl;
266 le_id_t s_id;
267 uint8_t cs_ctl;
268 uint8_t f_ctl[3];
269 uint8_t type;
270 uint16_t seq_cnt;
271 uint8_t df_ctl;
272 uint8_t seq_id;
273 uint16_t rx_id;
274 uint16_t ox_id;
275 uint32_t parameter;
276 } __packed;
277
278 #define F_CTL_EXCH_CONTEXT_RESP BIT_23
279 #define F_CTL_SEQ_CONTEXT_RESIP BIT_22
280 #define F_CTL_LAST_SEQ BIT_20
281 #define F_CTL_END_SEQ BIT_19
282 #define F_CTL_SEQ_INITIATIVE BIT_16
283
284 #define R_CTL_BASIC_LINK_SERV 0x80
285 #define R_CTL_B_ACC 0x4
286 #define R_CTL_B_RJT 0x5
287
288 struct atio7_fcp_cmnd {
289 uint64_t lun;
290 uint8_t cmnd_ref;
291 uint8_t task_attr:3;
292 uint8_t reserved:5;
293 uint8_t task_mgmt_flags;
294 #define FCP_CMND_TASK_MGMT_CLEAR_ACA 6
295 #define FCP_CMND_TASK_MGMT_TARGET_RESET 5
296 #define FCP_CMND_TASK_MGMT_LU_RESET 4
297 #define FCP_CMND_TASK_MGMT_CLEAR_TASK_SET 2
298 #define FCP_CMND_TASK_MGMT_ABORT_TASK_SET 1
299 uint8_t wrdata:1;
300 uint8_t rddata:1;
301 uint8_t add_cdb_len:6;
302 uint8_t cdb[16];
303
304
305
306
307
308 uint8_t add_cdb[4];
309
310 } __packed;
311
312
313
314
315
316 struct atio_from_isp {
317 union {
318 struct {
319 uint16_t entry_hdr;
320 uint8_t sys_define;
321 uint8_t entry_status;
322 uint32_t sys_define_2;
323 target_id_t target;
324 uint16_t rx_id;
325 uint16_t flags;
326 uint16_t status;
327 uint8_t command_ref;
328 uint8_t task_codes;
329 uint8_t task_flags;
330 uint8_t execution_codes;
331 uint8_t cdb[MAX_CMDSZ];
332 uint32_t data_length;
333 uint16_t lun;
334 uint8_t initiator_port_name[WWN_SIZE];
335 uint16_t reserved_32[6];
336 uint16_t ox_id;
337 } isp2x;
338 struct {
339 uint16_t entry_hdr;
340 uint8_t fcp_cmnd_len_low;
341 uint8_t fcp_cmnd_len_high:4;
342 uint8_t attr:4;
343 uint32_t exchange_addr;
344 #define ATIO_EXCHANGE_ADDRESS_UNKNOWN 0xFFFFFFFF
345 struct fcp_hdr fcp_hdr;
346 struct atio7_fcp_cmnd fcp_cmnd;
347 } isp24;
348 struct {
349 uint8_t entry_type;
350 uint8_t entry_count;
351 __le16 attr_n_length;
352 #define FCP_CMD_LENGTH_MASK 0x0fff
353 #define FCP_CMD_LENGTH_MIN 0x38
354 uint8_t data[56];
355 uint32_t signature;
356 #define ATIO_PROCESSED 0xDEADDEAD
357 } raw;
358 } u;
359 } __packed;
360
361 static inline int fcpcmd_is_corrupted(struct atio *atio)
362 {
363 if (atio->entry_type == ATIO_TYPE7 &&
364 ((le16_to_cpu(atio->attr_n_length) & FCP_CMD_LENGTH_MASK) <
365 FCP_CMD_LENGTH_MIN))
366 return 1;
367 else
368 return 0;
369 }
370
371
372 static inline void adjust_corrupted_atio(struct atio_from_isp *atio)
373 {
374 atio->u.raw.attr_n_length = cpu_to_le16(FCP_CMD_LENGTH_MIN);
375 atio->u.isp24.fcp_cmnd.add_cdb_len = 0;
376 }
377
378 static inline int get_datalen_for_atio(struct atio_from_isp *atio)
379 {
380 int len = atio->u.isp24.fcp_cmnd.add_cdb_len;
381
382 return (be32_to_cpu(get_unaligned((uint32_t *)
383 &atio->u.isp24.fcp_cmnd.add_cdb[len * 4])));
384 }
385
386 #define CTIO_TYPE7 0x12
387
388
389
390
391
392
393 struct ctio7_to_24xx {
394 uint8_t entry_type;
395 uint8_t entry_count;
396 uint8_t sys_define;
397 uint8_t entry_status;
398 uint32_t handle;
399 uint16_t nport_handle;
400 #define CTIO7_NHANDLE_UNRECOGNIZED 0xFFFF
401 uint16_t timeout;
402 uint16_t dseg_count;
403 uint8_t vp_index;
404 uint8_t add_flags;
405 le_id_t initiator_id;
406 uint8_t reserved;
407 uint32_t exchange_addr;
408 union {
409 struct {
410 uint16_t reserved1;
411 __le16 flags;
412 uint32_t residual;
413 __le16 ox_id;
414 uint16_t scsi_status;
415 uint32_t relative_offset;
416 uint32_t reserved2;
417 uint32_t transfer_length;
418 uint32_t reserved3;
419 struct dsd64 dsd;
420 } status0;
421 struct {
422 uint16_t sense_length;
423 __le16 flags;
424 uint32_t residual;
425 __le16 ox_id;
426 uint16_t scsi_status;
427 uint16_t response_len;
428 uint16_t reserved;
429 uint8_t sense_data[24];
430 } status1;
431 } u;
432 } __packed;
433
434
435
436
437
438 struct ctio7_from_24xx {
439 uint8_t entry_type;
440 uint8_t entry_count;
441 uint8_t sys_define;
442 uint8_t entry_status;
443 uint32_t handle;
444 uint16_t status;
445 uint16_t timeout;
446 uint16_t dseg_count;
447 uint8_t vp_index;
448 uint8_t reserved1[5];
449 uint32_t exchange_address;
450 uint16_t reserved2;
451 uint16_t flags;
452 uint32_t residual;
453 uint16_t ox_id;
454 uint16_t reserved3;
455 uint32_t relative_offset;
456 uint8_t reserved4[24];
457 } __packed;
458
459
460 #define CTIO7_FLAGS_SEND_STATUS BIT_15
461 #define CTIO7_FLAGS_TERMINATE BIT_14
462 #define CTIO7_FLAGS_CONFORM_REQ BIT_13
463 #define CTIO7_FLAGS_DONT_RET_CTIO BIT_8
464 #define CTIO7_FLAGS_STATUS_MODE_0 0
465 #define CTIO7_FLAGS_STATUS_MODE_1 BIT_6
466 #define CTIO7_FLAGS_STATUS_MODE_2 BIT_7
467 #define CTIO7_FLAGS_EXPLICIT_CONFORM BIT_5
468 #define CTIO7_FLAGS_CONFIRM_SATISF BIT_4
469 #define CTIO7_FLAGS_DSD_PTR BIT_2
470 #define CTIO7_FLAGS_DATA_IN BIT_1
471 #define CTIO7_FLAGS_DATA_OUT BIT_0
472
473 #define ELS_PLOGI 0x3
474 #define ELS_FLOGI 0x4
475 #define ELS_LOGO 0x5
476 #define ELS_PRLI 0x20
477 #define ELS_PRLO 0x21
478 #define ELS_TPRLO 0x24
479 #define ELS_PDISC 0x50
480 #define ELS_ADISC 0x52
481
482
483
484
485 struct ctio_crc2_to_fw {
486 uint8_t entry_type;
487 #define CTIO_CRC2 0x7A
488 uint8_t entry_count;
489 uint8_t sys_define;
490 uint8_t entry_status;
491
492 uint32_t handle;
493 uint16_t nport_handle;
494 __le16 timeout;
495
496 uint16_t dseg_count;
497 uint8_t vp_index;
498 uint8_t add_flags;
499 #define CTIO_CRC2_AF_DIF_DSD_ENA BIT_3
500
501 le_id_t initiator_id;
502 uint8_t reserved1;
503 uint32_t exchange_addr;
504 uint16_t reserved2;
505 __le16 flags;
506 uint32_t residual;
507 __le16 ox_id;
508 uint16_t scsi_status;
509 __le32 relative_offset;
510 uint32_t reserved5;
511 __le32 transfer_length;
512 uint32_t reserved6;
513 __le64 crc_context_address __packed;
514 uint16_t crc_context_len;
515 uint16_t reserved_1;
516 };
517
518
519 struct ctio_crc_from_fw {
520 uint8_t entry_type;
521 uint8_t entry_count;
522 uint8_t sys_define;
523 uint8_t entry_status;
524
525 uint32_t handle;
526 uint16_t status;
527 uint16_t timeout;
528 uint16_t dseg_count;
529 uint32_t reserved1;
530 uint16_t state_flags;
531 #define CTIO_CRC_SF_DIF_CHOPPED BIT_4
532
533 uint32_t exchange_address;
534 uint16_t reserved2;
535 uint16_t flags;
536 uint32_t resid_xfer_length;
537 uint16_t ox_id;
538 uint8_t reserved3[12];
539 uint16_t runt_guard;
540 uint8_t actual_dif[8];
541 uint8_t expected_dif[8];
542 } __packed;
543
544
545
546
547 #define ABTS_RECV_24XX 0x54
548 #define ABTS_RESP_24XX 0x55
549
550
551
552
553
554
555
556 struct abts_recv_from_24xx {
557 uint8_t entry_type;
558 uint8_t entry_count;
559 uint8_t sys_define;
560 uint8_t entry_status;
561 uint8_t reserved_1[6];
562 uint16_t nport_handle;
563 uint8_t reserved_2[2];
564 uint8_t vp_index;
565 uint8_t reserved_3:4;
566 uint8_t sof_type:4;
567 uint32_t exchange_address;
568 struct fcp_hdr_le fcp_hdr_le;
569 uint8_t reserved_4[16];
570 uint32_t exchange_addr_to_abort;
571 } __packed;
572
573 #define ABTS_PARAM_ABORT_SEQ BIT_0
574
575 struct ba_acc_le {
576 uint16_t reserved;
577 uint8_t seq_id_last;
578 uint8_t seq_id_valid;
579 #define SEQ_ID_VALID 0x80
580 #define SEQ_ID_INVALID 0x00
581 uint16_t rx_id;
582 uint16_t ox_id;
583 uint16_t high_seq_cnt;
584 uint16_t low_seq_cnt;
585 } __packed;
586
587 struct ba_rjt_le {
588 uint8_t vendor_uniq;
589 uint8_t reason_expl;
590 uint8_t reason_code;
591 #define BA_RJT_REASON_CODE_INVALID_COMMAND 0x1
592 #define BA_RJT_REASON_CODE_UNABLE_TO_PERFORM 0x9
593 uint8_t reserved;
594 } __packed;
595
596
597
598
599
600
601
602 struct abts_resp_to_24xx {
603 uint8_t entry_type;
604 uint8_t entry_count;
605 uint8_t sys_define;
606 uint8_t entry_status;
607 uint32_t handle;
608 uint16_t reserved_1;
609 uint16_t nport_handle;
610 uint16_t control_flags;
611 #define ABTS_CONTR_FLG_TERM_EXCHG BIT_0
612 uint8_t vp_index;
613 uint8_t reserved_3:4;
614 uint8_t sof_type:4;
615 uint32_t exchange_address;
616 struct fcp_hdr_le fcp_hdr_le;
617 union {
618 struct ba_acc_le ba_acct;
619 struct ba_rjt_le ba_rjt;
620 } __packed payload;
621 uint32_t reserved_4;
622 uint32_t exchange_addr_to_abort;
623 } __packed;
624
625
626
627
628
629
630
631
632 struct abts_resp_from_24xx_fw {
633 uint8_t entry_type;
634 uint8_t entry_count;
635 uint8_t sys_define;
636 uint8_t entry_status;
637 uint32_t handle;
638 uint16_t compl_status;
639 #define ABTS_RESP_COMPL_SUCCESS 0
640 #define ABTS_RESP_COMPL_SUBCODE_ERROR 0x31
641 uint16_t nport_handle;
642 uint16_t reserved_1;
643 uint8_t reserved_2;
644 uint8_t reserved_3:4;
645 uint8_t sof_type:4;
646 uint32_t exchange_address;
647 struct fcp_hdr_le fcp_hdr_le;
648 uint8_t reserved_4[8];
649 uint32_t error_subcode1;
650 #define ABTS_RESP_SUBCODE_ERR_ABORTED_EXCH_NOT_TERM 0x1E
651 uint32_t error_subcode2;
652 uint32_t exchange_addr_to_abort;
653 } __packed;
654
655
656
657
658
659 struct qla_tgt_mgmt_cmd;
660 struct fc_port;
661 struct qla_tgt_cmd;
662
663
664
665
666
667
668 struct qla_tgt_func_tmpl {
669 struct qla_tgt_cmd *(*find_cmd_by_tag)(struct fc_port *, uint64_t);
670 int (*handle_cmd)(struct scsi_qla_host *, struct qla_tgt_cmd *,
671 unsigned char *, uint32_t, int, int, int);
672 void (*handle_data)(struct qla_tgt_cmd *);
673 int (*handle_tmr)(struct qla_tgt_mgmt_cmd *, u64, uint16_t,
674 uint32_t);
675 void (*free_cmd)(struct qla_tgt_cmd *);
676 void (*free_mcmd)(struct qla_tgt_mgmt_cmd *);
677 void (*free_session)(struct fc_port *);
678
679 int (*check_initiator_node_acl)(struct scsi_qla_host *, unsigned char *,
680 struct fc_port *);
681 void (*update_sess)(struct fc_port *, port_id_t, uint16_t, bool);
682 struct fc_port *(*find_sess_by_loop_id)(struct scsi_qla_host *,
683 const uint16_t);
684 struct fc_port *(*find_sess_by_s_id)(struct scsi_qla_host *,
685 const be_id_t);
686 void (*clear_nacl_from_fcport_map)(struct fc_port *);
687 void (*put_sess)(struct fc_port *);
688 void (*shutdown_sess)(struct fc_port *);
689 int (*get_dif_tags)(struct qla_tgt_cmd *cmd, uint16_t *pfw_prot_opts);
690 int (*chk_dif_tags)(uint32_t tag);
691 void (*add_target)(struct scsi_qla_host *);
692 void (*remove_target)(struct scsi_qla_host *);
693 };
694
695 int qla2x00_wait_for_hba_online(struct scsi_qla_host *);
696
697 #include <target/target_core_base.h>
698
699 #define QLA_TGT_TIMEOUT 10
700
701 #define QLA_TGT_MAX_HW_PENDING_TIME 60
702
703
704 #define IMM_NTFY_LIP_RESET 0x000E
705 #define IMM_NTFY_LIP_LINK_REINIT 0x000F
706 #define IMM_NTFY_IOCB_OVERFLOW 0x0016
707 #define IMM_NTFY_ABORT_TASK 0x0020
708 #define IMM_NTFY_PORT_LOGOUT 0x0029
709 #define IMM_NTFY_PORT_CONFIG 0x002A
710 #define IMM_NTFY_GLBL_TPRLO 0x002D
711 #define IMM_NTFY_GLBL_LOGO 0x002E
712 #define IMM_NTFY_RESOURCE 0x0034
713 #define IMM_NTFY_MSG_RX 0x0036
714 #define IMM_NTFY_SRR 0x0045
715 #define IMM_NTFY_ELS 0x0046
716
717
718 #define IMM_NTFY_TASK_MGMT_SHIFT 8
719
720 #define QLA_TGT_CLEAR_ACA 0x40
721 #define QLA_TGT_TARGET_RESET 0x20
722 #define QLA_TGT_LUN_RESET 0x10
723 #define QLA_TGT_CLEAR_TS 0x04
724 #define QLA_TGT_ABORT_TS 0x02
725 #define QLA_TGT_ABORT_ALL_SESS 0xFFFF
726 #define QLA_TGT_ABORT_ALL 0xFFFE
727 #define QLA_TGT_NEXUS_LOSS_SESS 0xFFFD
728 #define QLA_TGT_NEXUS_LOSS 0xFFFC
729 #define QLA_TGT_ABTS 0xFFFB
730 #define QLA_TGT_2G_ABORT_TASK 0xFFFA
731
732
733 #define NOTIFY_ACK_RES_COUNT BIT_8
734 #define NOTIFY_ACK_CLEAR_LIP_RESET BIT_5
735 #define NOTIFY_ACK_TM_RESP_CODE_VALID BIT_4
736
737
738 #define QLA_TGT_STATE_NEW 0
739 #define QLA_TGT_STATE_NEED_DATA 1
740 #define QLA_TGT_STATE_DATA_IN 2
741 #define QLA_TGT_STATE_PROCESSED 3
742
743
744 #define ATIO_SIMPLE_QUEUE 0
745 #define ATIO_HEAD_OF_QUEUE 1
746 #define ATIO_ORDERED_QUEUE 2
747 #define ATIO_ACA_QUEUE 4
748 #define ATIO_UNTAGGED 5
749
750
751 #define FC_TM_SUCCESS 0
752 #define FC_TM_BAD_FCP_DATA 1
753 #define FC_TM_BAD_CMD 2
754 #define FC_TM_FCP_DATA_MISMATCH 3
755 #define FC_TM_REJECT 4
756 #define FC_TM_FAILED 5
757
758 #define QLA_TGT_SENSE_VALID(sense) ((sense != NULL) && \
759 (((const uint8_t *)(sense))[0] & 0x70) == 0x70)
760
761 struct qla_port_24xx_data {
762 uint8_t port_name[WWN_SIZE];
763 uint16_t loop_id;
764 uint16_t reserved;
765 };
766
767 struct qla_qpair_hint {
768 struct list_head hint_elem;
769 struct qla_qpair *qpair;
770 u16 cpuid;
771 uint8_t cmd_cnt;
772 };
773
774 struct qla_tgt {
775 struct scsi_qla_host *vha;
776 struct qla_hw_data *ha;
777 struct btree_head64 lun_qpair_map;
778 struct qla_qpair_hint *qphints;
779
780
781
782
783
784 int atio_irq_cmd_count;
785
786 int sg_tablesize;
787
788
789 unsigned int link_reinit_iocb_pending:1;
790
791
792
793
794
795 int tgt_stop;
796 int tgt_stopped;
797
798
799 int sess_count;
800
801
802 struct list_head del_sess_list;
803
804 spinlock_t sess_work_lock;
805 struct list_head sess_works_list;
806 struct work_struct sess_work;
807
808 struct imm_ntfy_from_isp link_reinit_iocb;
809 wait_queue_head_t waitQ;
810 int notify_ack_expected;
811 int abts_resp_expected;
812 int modify_lun_expected;
813 atomic_t tgt_global_resets_count;
814 struct list_head tgt_list_entry;
815 };
816
817 struct qla_tgt_sess_op {
818 struct scsi_qla_host *vha;
819 uint32_t chip_reset;
820 struct atio_from_isp atio;
821 struct work_struct work;
822 struct list_head cmd_list;
823 bool aborted;
824 struct rsp_que *rsp;
825 };
826
827 enum trace_flags {
828 TRC_NEW_CMD = BIT_0,
829 TRC_DO_WORK = BIT_1,
830 TRC_DO_WORK_ERR = BIT_2,
831 TRC_XFR_RDY = BIT_3,
832 TRC_XMIT_DATA = BIT_4,
833 TRC_XMIT_STATUS = BIT_5,
834 TRC_SRR_RSP = BIT_6,
835 TRC_SRR_XRDY = BIT_7,
836 TRC_SRR_TERM = BIT_8,
837 TRC_SRR_CTIO = BIT_9,
838 TRC_FLUSH = BIT_10,
839 TRC_CTIO_ERR = BIT_11,
840 TRC_CTIO_DONE = BIT_12,
841 TRC_CTIO_ABORTED = BIT_13,
842 TRC_CTIO_STRANGE = BIT_14,
843 TRC_CMD_DONE = BIT_15,
844 TRC_CMD_CHK_STOP = BIT_16,
845 TRC_CMD_FREE = BIT_17,
846 TRC_DATA_IN = BIT_18,
847 TRC_ABORT = BIT_19,
848 TRC_DIF_ERR = BIT_20,
849 };
850
851 struct qla_tgt_cmd {
852
853
854
855 uint8_t cmd_type;
856 uint8_t pad[7];
857 struct se_cmd se_cmd;
858 struct fc_port *sess;
859 struct qla_qpair *qpair;
860 uint32_t reset_count;
861 int state;
862 struct work_struct work;
863
864 unsigned char sense_buffer[TRANSPORT_SENSE_BUFFER];
865
866 spinlock_t cmd_lock;
867
868 unsigned int conf_compl_supported:1;
869 unsigned int sg_mapped:1;
870 unsigned int free_sg:1;
871 unsigned int write_data_transferred:1;
872 unsigned int q_full:1;
873 unsigned int term_exchg:1;
874 unsigned int cmd_sent_to_fw:1;
875 unsigned int cmd_in_wq:1;
876
877
878
879
880
881
882
883 unsigned int aborted;
884
885 struct scatterlist *sg;
886 int sg_cnt;
887 int bufflen;
888 int offset;
889 u64 unpacked_lun;
890 enum dma_data_direction dma_data_direction;
891
892 uint16_t ctio_flags;
893 uint16_t vp_idx;
894 uint16_t loop_id;
895 struct qla_tgt *tgt;
896 struct scsi_qla_host *vha;
897 struct list_head cmd_list;
898
899 struct atio_from_isp atio;
900
901 uint8_t ctx_dsd_alloced;
902
903
904 #define DIF_ERR_NONE 0
905 #define DIF_ERR_GRD 1
906 #define DIF_ERR_REF 2
907 #define DIF_ERR_APP 3
908 int8_t dif_err_code;
909 struct scatterlist *prot_sg;
910 uint32_t prot_sg_cnt;
911 uint32_t blk_sz, num_blks;
912 uint8_t scsi_status, sense_key, asc, ascq;
913
914 struct crc_context *ctx;
915 const uint8_t *cdb;
916 uint64_t lba;
917 uint16_t a_guard, e_guard, a_app_tag, e_app_tag;
918 uint32_t a_ref_tag, e_ref_tag;
919 #define DIF_BUNDL_DMA_VALID 1
920 uint16_t prot_flags;
921
922 uint64_t jiffies_at_alloc;
923 uint64_t jiffies_at_free;
924
925 enum trace_flags trc_flags;
926 };
927
928 struct qla_tgt_sess_work_param {
929 struct list_head sess_works_list_entry;
930
931 #define QLA_TGT_SESS_WORK_ABORT 1
932 #define QLA_TGT_SESS_WORK_TM 2
933 int type;
934
935 union {
936 struct abts_recv_from_24xx abts;
937 struct imm_ntfy_from_isp tm_iocb;
938 struct atio_from_isp tm_iocb2;
939 };
940 };
941
942 struct qla_tgt_mgmt_cmd {
943 uint8_t cmd_type;
944 uint8_t pad[3];
945 uint16_t tmr_func;
946 uint8_t fc_tm_rsp;
947 uint8_t abort_io_attr;
948 struct fc_port *sess;
949 struct qla_qpair *qpair;
950 struct scsi_qla_host *vha;
951 struct se_cmd se_cmd;
952 struct work_struct free_work;
953 unsigned int flags;
954 #define QLA24XX_MGMT_SEND_NACK BIT_0
955 #define QLA24XX_MGMT_ABORT_IO_ATTR_VALID BIT_1
956 uint32_t reset_count;
957 struct work_struct work;
958 uint64_t unpacked_lun;
959 union {
960 struct atio_from_isp atio;
961 struct imm_ntfy_from_isp imm_ntfy;
962 struct abts_recv_from_24xx abts;
963 } __packed orig_iocb;
964 };
965
966 struct qla_tgt_prm {
967 struct qla_tgt_cmd *cmd;
968 struct qla_tgt *tgt;
969 void *pkt;
970 struct scatterlist *sg;
971 unsigned char *sense_buffer;
972 int seg_cnt;
973 int req_cnt;
974 uint16_t rq_result;
975 int sense_buffer_len;
976 int residual;
977 int add_status_pkt;
978
979 struct scatterlist *prot_sg;
980 uint16_t prot_seg_cnt;
981 uint16_t tot_dsds;
982 };
983
984
985 #define IS_SW_RESV_ADDR(_s_id) \
986 ((_s_id.b.domain == 0xff) && ((_s_id.b.area & 0xf0) == 0xf0))
987
988 #define QLA_TGT_XMIT_DATA 1
989 #define QLA_TGT_XMIT_STATUS 2
990 #define QLA_TGT_XMIT_ALL (QLA_TGT_XMIT_STATUS|QLA_TGT_XMIT_DATA)
991
992
993 extern struct qla_tgt_data qla_target;
994
995
996
997
998 extern int qlt_add_target(struct qla_hw_data *, struct scsi_qla_host *);
999 extern int qlt_remove_target(struct qla_hw_data *, struct scsi_qla_host *);
1000 extern int qlt_lport_register(void *, u64, u64, u64,
1001 int (*callback)(struct scsi_qla_host *, void *, u64, u64));
1002 extern void qlt_lport_deregister(struct scsi_qla_host *);
1003 extern void qlt_unreg_sess(struct fc_port *);
1004 extern void qlt_fc_port_added(struct scsi_qla_host *, fc_port_t *);
1005 extern void qlt_fc_port_deleted(struct scsi_qla_host *, fc_port_t *, int);
1006 extern int __init qlt_init(void);
1007 extern void qlt_exit(void);
1008 extern void qlt_update_vp_map(struct scsi_qla_host *, int);
1009 extern void qlt_free_session_done(struct work_struct *);
1010
1011
1012
1013
1014 #define QLA_TGT_MODE_ENABLED() (ql2x_ini_mode != QLA2XXX_INI_MODE_ENABLED)
1015
1016 extern int ql2x_ini_mode;
1017
1018 static inline bool qla_tgt_mode_enabled(struct scsi_qla_host *ha)
1019 {
1020 return ha->host->active_mode == MODE_TARGET;
1021 }
1022
1023 static inline bool qla_ini_mode_enabled(struct scsi_qla_host *ha)
1024 {
1025 return ha->host->active_mode == MODE_INITIATOR;
1026 }
1027
1028 static inline bool qla_dual_mode_enabled(struct scsi_qla_host *ha)
1029 {
1030 return (ha->host->active_mode == MODE_DUAL);
1031 }
1032
1033 static inline uint32_t sid_to_key(const be_id_t s_id)
1034 {
1035 return s_id.domain << 16 |
1036 s_id.area << 8 |
1037 s_id.al_pa;
1038 }
1039
1040
1041
1042
1043 extern void qlt_response_pkt_all_vps(struct scsi_qla_host *, struct rsp_que *,
1044 response_t *);
1045 extern int qlt_rdy_to_xfer(struct qla_tgt_cmd *);
1046 extern int qlt_xmit_response(struct qla_tgt_cmd *, int, uint8_t);
1047 extern int qlt_abort_cmd(struct qla_tgt_cmd *);
1048 extern void qlt_xmit_tm_rsp(struct qla_tgt_mgmt_cmd *);
1049 extern void qlt_free_mcmd(struct qla_tgt_mgmt_cmd *);
1050 extern void qlt_free_cmd(struct qla_tgt_cmd *cmd);
1051 extern void qlt_async_event(uint16_t, struct scsi_qla_host *, uint16_t *);
1052 extern void qlt_enable_vha(struct scsi_qla_host *);
1053 extern void qlt_vport_create(struct scsi_qla_host *, struct qla_hw_data *);
1054 extern u8 qlt_rff_id(struct scsi_qla_host *);
1055 extern void qlt_init_atio_q_entries(struct scsi_qla_host *);
1056 extern void qlt_24xx_process_atio_queue(struct scsi_qla_host *, uint8_t);
1057 extern void qlt_24xx_config_rings(struct scsi_qla_host *);
1058 extern void qlt_24xx_config_nvram_stage1(struct scsi_qla_host *,
1059 struct nvram_24xx *);
1060 extern void qlt_24xx_config_nvram_stage2(struct scsi_qla_host *,
1061 struct init_cb_24xx *);
1062 extern void qlt_81xx_config_nvram_stage2(struct scsi_qla_host *,
1063 struct init_cb_81xx *);
1064 extern void qlt_81xx_config_nvram_stage1(struct scsi_qla_host *,
1065 struct nvram_81xx *);
1066 extern int qlt_24xx_process_response_error(struct scsi_qla_host *,
1067 struct sts_entry_24xx *);
1068 extern void qlt_modify_vp_config(struct scsi_qla_host *,
1069 struct vp_config_entry_24xx *);
1070 extern void qlt_probe_one_stage1(struct scsi_qla_host *, struct qla_hw_data *);
1071 extern int qlt_mem_alloc(struct qla_hw_data *);
1072 extern void qlt_mem_free(struct qla_hw_data *);
1073 extern int qlt_stop_phase1(struct qla_tgt *);
1074 extern void qlt_stop_phase2(struct qla_tgt *);
1075 extern irqreturn_t qla83xx_msix_atio_q(int, void *);
1076 extern void qlt_83xx_iospace_config(struct qla_hw_data *);
1077 extern int qlt_free_qfull_cmds(struct qla_qpair *);
1078 extern void qlt_logo_completion_handler(fc_port_t *, int);
1079 extern void qlt_do_generation_tick(struct scsi_qla_host *, int *);
1080
1081 void qlt_send_resp_ctio(struct qla_qpair *, struct qla_tgt_cmd *, uint8_t,
1082 uint8_t, uint8_t, uint8_t);
1083
1084 #endif