xref: /openbmc/linux/drivers/scsi/qla2xxx/qla_def.h (revision e3d786a3)
1 /*
2  * QLogic Fibre Channel HBA Driver
3  * Copyright (c)  2003-2014 QLogic Corporation
4  *
5  * See LICENSE.qla2xxx for copyright and licensing details.
6  */
7 #ifndef __QLA_DEF_H
8 #define __QLA_DEF_H
9 
10 #include <linux/kernel.h>
11 #include <linux/init.h>
12 #include <linux/types.h>
13 #include <linux/module.h>
14 #include <linux/list.h>
15 #include <linux/pci.h>
16 #include <linux/dma-mapping.h>
17 #include <linux/sched.h>
18 #include <linux/slab.h>
19 #include <linux/dmapool.h>
20 #include <linux/mempool.h>
21 #include <linux/spinlock.h>
22 #include <linux/completion.h>
23 #include <linux/interrupt.h>
24 #include <linux/workqueue.h>
25 #include <linux/firmware.h>
26 #include <linux/aer.h>
27 #include <linux/mutex.h>
28 #include <linux/btree.h>
29 
30 #include <scsi/scsi.h>
31 #include <scsi/scsi_host.h>
32 #include <scsi/scsi_device.h>
33 #include <scsi/scsi_cmnd.h>
34 #include <scsi/scsi_transport_fc.h>
35 #include <scsi/scsi_bsg_fc.h>
36 
37 #include "qla_bsg.h"
38 #include "qla_nx.h"
39 #include "qla_nx2.h"
40 #include "qla_nvme.h"
41 #define QLA2XXX_DRIVER_NAME	"qla2xxx"
42 #define QLA2XXX_APIDEV		"ql2xapidev"
43 #define QLA2XXX_MANUFACTURER	"QLogic Corporation"
44 
45 /*
46  * We have MAILBOX_REGISTER_COUNT sized arrays in a few places,
47  * but that's fine as we don't look at the last 24 ones for
48  * ISP2100 HBAs.
49  */
50 #define MAILBOX_REGISTER_COUNT_2100	8
51 #define MAILBOX_REGISTER_COUNT_2200	24
52 #define MAILBOX_REGISTER_COUNT		32
53 
54 #define QLA2200A_RISC_ROM_VER	4
55 #define FPM_2300		6
56 #define FPM_2310		7
57 
58 #include "qla_settings.h"
59 
60 #define MODE_DUAL (MODE_TARGET | MODE_INITIATOR)
61 
62 /*
63  * Data bit definitions
64  */
65 #define BIT_0	0x1
66 #define BIT_1	0x2
67 #define BIT_2	0x4
68 #define BIT_3	0x8
69 #define BIT_4	0x10
70 #define BIT_5	0x20
71 #define BIT_6	0x40
72 #define BIT_7	0x80
73 #define BIT_8	0x100
74 #define BIT_9	0x200
75 #define BIT_10	0x400
76 #define BIT_11	0x800
77 #define BIT_12	0x1000
78 #define BIT_13	0x2000
79 #define BIT_14	0x4000
80 #define BIT_15	0x8000
81 #define BIT_16	0x10000
82 #define BIT_17	0x20000
83 #define BIT_18	0x40000
84 #define BIT_19	0x80000
85 #define BIT_20	0x100000
86 #define BIT_21	0x200000
87 #define BIT_22	0x400000
88 #define BIT_23	0x800000
89 #define BIT_24	0x1000000
90 #define BIT_25	0x2000000
91 #define BIT_26	0x4000000
92 #define BIT_27	0x8000000
93 #define BIT_28	0x10000000
94 #define BIT_29	0x20000000
95 #define BIT_30	0x40000000
96 #define BIT_31	0x80000000
97 
98 #define LSB(x)	((uint8_t)(x))
99 #define MSB(x)	((uint8_t)((uint16_t)(x) >> 8))
100 
101 #define LSW(x)	((uint16_t)(x))
102 #define MSW(x)	((uint16_t)((uint32_t)(x) >> 16))
103 
104 #define LSD(x)	((uint32_t)((uint64_t)(x)))
105 #define MSD(x)	((uint32_t)((((uint64_t)(x)) >> 16) >> 16))
106 
107 #define MAKE_HANDLE(x, y) ((uint32_t)((((uint32_t)(x)) << 16) | (uint32_t)(y)))
108 
109 /*
110  * I/O register
111 */
112 
113 #define RD_REG_BYTE(addr)		readb(addr)
114 #define RD_REG_WORD(addr)		readw(addr)
115 #define RD_REG_DWORD(addr)		readl(addr)
116 #define RD_REG_BYTE_RELAXED(addr)	readb_relaxed(addr)
117 #define RD_REG_WORD_RELAXED(addr)	readw_relaxed(addr)
118 #define RD_REG_DWORD_RELAXED(addr)	readl_relaxed(addr)
119 #define WRT_REG_BYTE(addr, data)	writeb(data,addr)
120 #define WRT_REG_WORD(addr, data)	writew(data,addr)
121 #define WRT_REG_DWORD(addr, data)	writel(data,addr)
122 
123 /*
124  * ISP83XX specific remote register addresses
125  */
126 #define QLA83XX_LED_PORT0			0x00201320
127 #define QLA83XX_LED_PORT1			0x00201328
128 #define QLA83XX_IDC_DEV_STATE		0x22102384
129 #define QLA83XX_IDC_MAJOR_VERSION	0x22102380
130 #define QLA83XX_IDC_MINOR_VERSION	0x22102398
131 #define QLA83XX_IDC_DRV_PRESENCE	0x22102388
132 #define QLA83XX_IDC_DRIVER_ACK		0x2210238c
133 #define QLA83XX_IDC_CONTROL			0x22102390
134 #define QLA83XX_IDC_AUDIT			0x22102394
135 #define QLA83XX_IDC_LOCK_RECOVERY	0x2210239c
136 #define QLA83XX_DRIVER_LOCKID		0x22102104
137 #define QLA83XX_DRIVER_LOCK			0x8111c028
138 #define QLA83XX_DRIVER_UNLOCK		0x8111c02c
139 #define QLA83XX_FLASH_LOCKID		0x22102100
140 #define QLA83XX_FLASH_LOCK			0x8111c010
141 #define QLA83XX_FLASH_UNLOCK		0x8111c014
142 #define QLA83XX_DEV_PARTINFO1		0x221023e0
143 #define QLA83XX_DEV_PARTINFO2		0x221023e4
144 #define QLA83XX_FW_HEARTBEAT		0x221020b0
145 #define QLA83XX_PEG_HALT_STATUS1	0x221020a8
146 #define QLA83XX_PEG_HALT_STATUS2	0x221020ac
147 
148 /* 83XX: Macros defining 8200 AEN Reason codes */
149 #define IDC_DEVICE_STATE_CHANGE BIT_0
150 #define IDC_PEG_HALT_STATUS_CHANGE BIT_1
151 #define IDC_NIC_FW_REPORTED_FAILURE BIT_2
152 #define IDC_HEARTBEAT_FAILURE BIT_3
153 
154 /* 83XX: Macros defining 8200 AEN Error-levels */
155 #define ERR_LEVEL_NON_FATAL 0x1
156 #define ERR_LEVEL_RECOVERABLE_FATAL 0x2
157 #define ERR_LEVEL_UNRECOVERABLE_FATAL 0x4
158 
159 /* 83XX: Macros for IDC Version */
160 #define QLA83XX_SUPP_IDC_MAJOR_VERSION 0x01
161 #define QLA83XX_SUPP_IDC_MINOR_VERSION 0x0
162 
163 /* 83XX: Macros for scheduling dpc tasks */
164 #define QLA83XX_NIC_CORE_RESET 0x1
165 #define QLA83XX_IDC_STATE_HANDLER 0x2
166 #define QLA83XX_NIC_CORE_UNRECOVERABLE 0x3
167 
168 /* 83XX: Macros for defining IDC-Control bits */
169 #define QLA83XX_IDC_RESET_DISABLED BIT_0
170 #define QLA83XX_IDC_GRACEFUL_RESET BIT_1
171 
172 /* 83XX: Macros for different timeouts */
173 #define QLA83XX_IDC_INITIALIZATION_TIMEOUT 30
174 #define QLA83XX_IDC_RESET_ACK_TIMEOUT 10
175 #define QLA83XX_MAX_LOCK_RECOVERY_WAIT (2 * HZ)
176 
177 /* 83XX: Macros for defining class in DEV-Partition Info register */
178 #define QLA83XX_CLASS_TYPE_NONE		0x0
179 #define QLA83XX_CLASS_TYPE_NIC		0x1
180 #define QLA83XX_CLASS_TYPE_FCOE		0x2
181 #define QLA83XX_CLASS_TYPE_ISCSI	0x3
182 
183 /* 83XX: Macros for IDC Lock-Recovery stages */
184 #define IDC_LOCK_RECOVERY_STAGE1	0x1 /* Stage1: Intent for
185 					     * lock-recovery
186 					     */
187 #define IDC_LOCK_RECOVERY_STAGE2	0x2 /* Stage2: Perform lock-recovery */
188 
189 /* 83XX: Macros for IDC Audit type */
190 #define IDC_AUDIT_TIMESTAMP		0x0 /* IDC-AUDIT: Record timestamp of
191 					     * dev-state change to NEED-RESET
192 					     * or NEED-QUIESCENT
193 					     */
194 #define IDC_AUDIT_COMPLETION		0x1 /* IDC-AUDIT: Record duration of
195 					     * reset-recovery completion is
196 					     * second
197 					     */
198 /* ISP2031: Values for laser on/off */
199 #define PORT_0_2031	0x00201340
200 #define PORT_1_2031	0x00201350
201 #define LASER_ON_2031	0x01800100
202 #define LASER_OFF_2031	0x01800180
203 
204 /*
205  * The ISP2312 v2 chip cannot access the FLASH/GPIO registers via MMIO in an
206  * 133Mhz slot.
207  */
208 #define RD_REG_WORD_PIO(addr)		(inw((unsigned long)addr))
209 #define WRT_REG_WORD_PIO(addr, data)	(outw(data,(unsigned long)addr))
210 
211 /*
212  * Fibre Channel device definitions.
213  */
214 #define WWN_SIZE		8	/* Size of WWPN, WWN & WWNN */
215 #define MAX_FIBRE_DEVICES_2100	512
216 #define MAX_FIBRE_DEVICES_2400	2048
217 #define MAX_FIBRE_DEVICES_LOOP	128
218 #define MAX_FIBRE_DEVICES_MAX	MAX_FIBRE_DEVICES_2400
219 #define LOOPID_MAP_SIZE		(ha->max_fibre_devices)
220 #define MAX_FIBRE_LUNS  	0xFFFF
221 #define	MAX_HOST_COUNT		16
222 
223 /*
224  * Host adapter default definitions.
225  */
226 #define MAX_BUSES		1  /* We only have one bus today */
227 #define MIN_LUNS		8
228 #define MAX_LUNS		MAX_FIBRE_LUNS
229 #define MAX_CMDS_PER_LUN	255
230 
231 /*
232  * Fibre Channel device definitions.
233  */
234 #define SNS_LAST_LOOP_ID_2100	0xfe
235 #define SNS_LAST_LOOP_ID_2300	0x7ff
236 
237 #define LAST_LOCAL_LOOP_ID	0x7d
238 #define SNS_FL_PORT		0x7e
239 #define FABRIC_CONTROLLER	0x7f
240 #define SIMPLE_NAME_SERVER	0x80
241 #define SNS_FIRST_LOOP_ID	0x81
242 #define MANAGEMENT_SERVER	0xfe
243 #define BROADCAST		0xff
244 
245 /*
246  * There is no correspondence between an N-PORT id and an AL_PA.  Therefore the
247  * valid range of an N-PORT id is 0 through 0x7ef.
248  */
249 #define NPH_LAST_HANDLE		0x7ee
250 #define NPH_MGMT_SERVER		0x7ef		/*  FFFFEF */
251 #define NPH_SNS			0x7fc		/*  FFFFFC */
252 #define NPH_FABRIC_CONTROLLER	0x7fd		/*  FFFFFD */
253 #define NPH_F_PORT		0x7fe		/*  FFFFFE */
254 #define NPH_IP_BROADCAST	0x7ff		/*  FFFFFF */
255 
256 #define NPH_SNS_LID(ha)	(IS_FWI2_CAPABLE(ha) ? NPH_SNS : SIMPLE_NAME_SERVER)
257 
258 #define MAX_CMDSZ	16		/* SCSI maximum CDB size. */
259 #include "qla_fw.h"
260 
261 struct name_list_extended {
262 	struct get_name_list_extended *l;
263 	dma_addr_t		ldma;
264 	struct list_head	fcports;
265 	u32			size;
266 	u8			sent;
267 };
268 /*
269  * Timeout timer counts in seconds
270  */
271 #define PORT_RETRY_TIME			1
272 #define LOOP_DOWN_TIMEOUT		60
273 #define LOOP_DOWN_TIME			255	/* 240 */
274 #define	LOOP_DOWN_RESET			(LOOP_DOWN_TIME - 30)
275 
276 #define DEFAULT_OUTSTANDING_COMMANDS	4096
277 #define MIN_OUTSTANDING_COMMANDS	128
278 
279 /* ISP request and response entry counts (37-65535) */
280 #define REQUEST_ENTRY_CNT_2100		128	/* Number of request entries. */
281 #define REQUEST_ENTRY_CNT_2200		2048	/* Number of request entries. */
282 #define REQUEST_ENTRY_CNT_24XX		2048	/* Number of request entries. */
283 #define REQUEST_ENTRY_CNT_83XX		8192	/* Number of request entries. */
284 #define RESPONSE_ENTRY_CNT_83XX		4096	/* Number of response entries.*/
285 #define RESPONSE_ENTRY_CNT_2100		64	/* Number of response entries.*/
286 #define RESPONSE_ENTRY_CNT_2300		512	/* Number of response entries.*/
287 #define RESPONSE_ENTRY_CNT_MQ		128	/* Number of response entries.*/
288 #define ATIO_ENTRY_CNT_24XX		4096	/* Number of ATIO entries. */
289 #define RESPONSE_ENTRY_CNT_FX00		256     /* Number of response entries.*/
290 #define FW_DEF_EXCHANGES_CNT 2048
291 #define FW_MAX_EXCHANGES_CNT (32 * 1024)
292 #define REDUCE_EXCHANGES_CNT  (8 * 1024)
293 
294 struct req_que;
295 struct qla_tgt_sess;
296 
297 /*
298  * SCSI Request Block
299  */
300 struct srb_cmd {
301 	struct scsi_cmnd *cmd;		/* Linux SCSI command pkt */
302 	uint32_t request_sense_length;
303 	uint32_t fw_sense_length;
304 	uint8_t *request_sense_ptr;
305 	void *ctx;
306 };
307 
308 /*
309  * SRB flag definitions
310  */
311 #define SRB_DMA_VALID			BIT_0	/* Command sent to ISP */
312 #define SRB_FCP_CMND_DMA_VALID		BIT_12	/* DIF: DSD List valid */
313 #define SRB_CRC_CTX_DMA_VALID		BIT_2	/* DIF: context DMA valid */
314 #define SRB_CRC_PROT_DMA_VALID		BIT_4	/* DIF: prot DMA valid */
315 #define SRB_CRC_CTX_DSD_VALID		BIT_5	/* DIF: dsd_list valid */
316 #define SRB_WAKEUP_ON_COMP		BIT_6
317 
318 /* To identify if a srb is of T10-CRC type. @sp => srb_t pointer */
319 #define IS_PROT_IO(sp)	(sp->flags & SRB_CRC_CTX_DSD_VALID)
320 
321 /*
322  * 24 bit port ID type definition.
323  */
324 typedef union {
325 	uint32_t b24 : 24;
326 
327 	struct {
328 #ifdef __BIG_ENDIAN
329 		uint8_t domain;
330 		uint8_t area;
331 		uint8_t al_pa;
332 #elif defined(__LITTLE_ENDIAN)
333 		uint8_t al_pa;
334 		uint8_t area;
335 		uint8_t domain;
336 #else
337 #error "__BIG_ENDIAN or __LITTLE_ENDIAN must be defined!"
338 #endif
339 		uint8_t rsvd_1;
340 	} b;
341 } port_id_t;
342 #define INVALID_PORT_ID	0xFFFFFF
343 
344 struct els_logo_payload {
345 	uint8_t opcode;
346 	uint8_t rsvd[3];
347 	uint8_t s_id[3];
348 	uint8_t rsvd1[1];
349 	uint8_t wwpn[WWN_SIZE];
350 };
351 
352 struct els_plogi_payload {
353 	uint8_t opcode;
354 	uint8_t rsvd[3];
355 	uint8_t data[112];
356 };
357 
358 struct ct_arg {
359 	void		*iocb;
360 	u16		nport_handle;
361 	dma_addr_t	req_dma;
362 	dma_addr_t	rsp_dma;
363 	u32		req_size;
364 	u32		rsp_size;
365 	u32		req_allocated_size;
366 	u32		rsp_allocated_size;
367 	void		*req;
368 	void		*rsp;
369 	port_id_t	id;
370 };
371 
372 /*
373  * SRB extensions.
374  */
375 struct srb_iocb {
376 	union {
377 		struct {
378 			uint16_t flags;
379 #define SRB_LOGIN_RETRIED	BIT_0
380 #define SRB_LOGIN_COND_PLOGI	BIT_1
381 #define SRB_LOGIN_SKIP_PRLI	BIT_2
382 #define SRB_LOGIN_NVME_PRLI	BIT_3
383 #define SRB_LOGIN_PRLI_ONLY	BIT_4
384 			uint16_t data[2];
385 			u32 iop[2];
386 		} logio;
387 		struct {
388 #define ELS_DCMD_TIMEOUT 20
389 #define ELS_DCMD_LOGO 0x5
390 			uint32_t flags;
391 			uint32_t els_cmd;
392 			struct completion comp;
393 			struct els_logo_payload *els_logo_pyld;
394 			dma_addr_t els_logo_pyld_dma;
395 		} els_logo;
396 		struct {
397 #define ELS_DCMD_PLOGI 0x3
398 			uint32_t flags;
399 			uint32_t els_cmd;
400 			struct completion comp;
401 			struct els_plogi_payload *els_plogi_pyld;
402 			struct els_plogi_payload *els_resp_pyld;
403 			u32 tx_size;
404 			u32 rx_size;
405 			dma_addr_t els_plogi_pyld_dma;
406 			dma_addr_t els_resp_pyld_dma;
407 			uint32_t	fw_status[3];
408 			__le16	comp_status;
409 			__le16	len;
410 		} els_plogi;
411 		struct {
412 			/*
413 			 * Values for flags field below are as
414 			 * defined in tsk_mgmt_entry struct
415 			 * for control_flags field in qla_fw.h.
416 			 */
417 			uint64_t lun;
418 			uint32_t flags;
419 			uint32_t data;
420 			struct completion comp;
421 			__le16 comp_status;
422 		} tmf;
423 		struct {
424 #define SRB_FXDISC_REQ_DMA_VALID	BIT_0
425 #define SRB_FXDISC_RESP_DMA_VALID	BIT_1
426 #define SRB_FXDISC_REQ_DWRD_VALID	BIT_2
427 #define SRB_FXDISC_RSP_DWRD_VALID	BIT_3
428 #define FXDISC_TIMEOUT 20
429 			uint8_t flags;
430 			uint32_t req_len;
431 			uint32_t rsp_len;
432 			void *req_addr;
433 			void *rsp_addr;
434 			dma_addr_t req_dma_handle;
435 			dma_addr_t rsp_dma_handle;
436 			__le32 adapter_id;
437 			__le32 adapter_id_hi;
438 			__le16 req_func_type;
439 			__le32 req_data;
440 			__le32 req_data_extra;
441 			__le32 result;
442 			__le32 seq_number;
443 			__le16 fw_flags;
444 			struct completion fxiocb_comp;
445 			__le32 reserved_0;
446 			uint8_t reserved_1;
447 		} fxiocb;
448 		struct {
449 			uint32_t cmd_hndl;
450 			__le16 comp_status;
451 			__le16 req_que_no;
452 			struct completion comp;
453 		} abt;
454 		struct ct_arg ctarg;
455 #define MAX_IOCB_MB_REG 28
456 #define SIZEOF_IOCB_MB_REG (MAX_IOCB_MB_REG * sizeof(uint16_t))
457 		struct {
458 			__le16 in_mb[MAX_IOCB_MB_REG];	/* from FW */
459 			__le16 out_mb[MAX_IOCB_MB_REG];	/* to FW */
460 			void *out, *in;
461 			dma_addr_t out_dma, in_dma;
462 			struct completion comp;
463 			int rc;
464 		} mbx;
465 		struct {
466 			struct imm_ntfy_from_isp *ntfy;
467 		} nack;
468 		struct {
469 			__le16 comp_status;
470 			uint16_t rsp_pyld_len;
471 			uint8_t	aen_op;
472 			void *desc;
473 
474 			/* These are only used with ls4 requests */
475 			int cmd_len;
476 			int rsp_len;
477 			dma_addr_t cmd_dma;
478 			dma_addr_t rsp_dma;
479 			enum nvmefc_fcp_datadir dir;
480 			uint32_t dl;
481 			uint32_t timeout_sec;
482 			struct	list_head   entry;
483 		} nvme;
484 		struct {
485 			u16 cmd;
486 			u16 vp_index;
487 		} ctrlvp;
488 	} u;
489 
490 	struct timer_list timer;
491 	void (*timeout)(void *);
492 };
493 
494 /* Values for srb_ctx type */
495 #define SRB_LOGIN_CMD	1
496 #define SRB_LOGOUT_CMD	2
497 #define SRB_ELS_CMD_RPT 3
498 #define SRB_ELS_CMD_HST 4
499 #define SRB_CT_CMD	5
500 #define SRB_ADISC_CMD	6
501 #define SRB_TM_CMD	7
502 #define SRB_SCSI_CMD	8
503 #define SRB_BIDI_CMD	9
504 #define SRB_FXIOCB_DCMD	10
505 #define SRB_FXIOCB_BCMD	11
506 #define SRB_ABT_CMD	12
507 #define SRB_ELS_DCMD	13
508 #define SRB_MB_IOCB	14
509 #define SRB_CT_PTHRU_CMD 15
510 #define SRB_NACK_PLOGI	16
511 #define SRB_NACK_PRLI	17
512 #define SRB_NACK_LOGO	18
513 #define SRB_NVME_CMD	19
514 #define SRB_NVME_LS	20
515 #define SRB_PRLI_CMD	21
516 #define SRB_CTRL_VP	22
517 #define SRB_PRLO_CMD	23
518 
519 enum {
520 	TYPE_SRB,
521 	TYPE_TGT_CMD,
522 	TYPE_TGT_TMCMD,		/* task management */
523 };
524 
525 typedef struct srb {
526 	/*
527 	 * Do not move cmd_type field, it needs to
528 	 * line up with qla_tgt_cmd->cmd_type
529 	 */
530 	uint8_t cmd_type;
531 	uint8_t pad[3];
532 	atomic_t ref_count;
533 	wait_queue_head_t nvme_ls_waitq;
534 	struct fc_port *fcport;
535 	struct scsi_qla_host *vha;
536 	uint32_t handle;
537 	uint16_t flags;
538 	uint16_t type;
539 	const char *name;
540 	int iocbs;
541 	struct qla_qpair *qpair;
542 	struct list_head elem;
543 	u32 gen1;	/* scratch */
544 	u32 gen2;	/* scratch */
545 	int rc;
546 	int retry_count;
547 	struct completion comp;
548 	union {
549 		struct srb_iocb iocb_cmd;
550 		struct bsg_job *bsg_job;
551 		struct srb_cmd scmd;
552 	} u;
553 	void (*done)(void *, int);
554 	void (*free)(void *);
555 } srb_t;
556 
557 #define GET_CMD_SP(sp) (sp->u.scmd.cmd)
558 #define SET_CMD_SP(sp, cmd) (sp->u.scmd.cmd = cmd)
559 #define GET_CMD_CTX_SP(sp) (sp->u.scmd.ctx)
560 
561 #define GET_CMD_SENSE_LEN(sp) \
562 	(sp->u.scmd.request_sense_length)
563 #define SET_CMD_SENSE_LEN(sp, len) \
564 	(sp->u.scmd.request_sense_length = len)
565 #define GET_CMD_SENSE_PTR(sp) \
566 	(sp->u.scmd.request_sense_ptr)
567 #define SET_CMD_SENSE_PTR(sp, ptr) \
568 	(sp->u.scmd.request_sense_ptr = ptr)
569 #define GET_FW_SENSE_LEN(sp) \
570 	(sp->u.scmd.fw_sense_length)
571 #define SET_FW_SENSE_LEN(sp, len) \
572 	(sp->u.scmd.fw_sense_length = len)
573 
574 struct msg_echo_lb {
575 	dma_addr_t send_dma;
576 	dma_addr_t rcv_dma;
577 	uint16_t req_sg_cnt;
578 	uint16_t rsp_sg_cnt;
579 	uint16_t options;
580 	uint32_t transfer_size;
581 	uint32_t iteration_count;
582 };
583 
584 /*
585  * ISP I/O Register Set structure definitions.
586  */
587 struct device_reg_2xxx {
588 	uint16_t flash_address; 	/* Flash BIOS address */
589 	uint16_t flash_data;		/* Flash BIOS data */
590 	uint16_t unused_1[1];		/* Gap */
591 	uint16_t ctrl_status;		/* Control/Status */
592 #define CSR_FLASH_64K_BANK	BIT_3	/* Flash upper 64K bank select */
593 #define CSR_FLASH_ENABLE	BIT_1	/* Flash BIOS Read/Write enable */
594 #define CSR_ISP_SOFT_RESET	BIT_0	/* ISP soft reset */
595 
596 	uint16_t ictrl;			/* Interrupt control */
597 #define ICR_EN_INT		BIT_15	/* ISP enable interrupts. */
598 #define ICR_EN_RISC		BIT_3	/* ISP enable RISC interrupts. */
599 
600 	uint16_t istatus;		/* Interrupt status */
601 #define ISR_RISC_INT		BIT_3	/* RISC interrupt */
602 
603 	uint16_t semaphore;		/* Semaphore */
604 	uint16_t nvram;			/* NVRAM register. */
605 #define NVR_DESELECT		0
606 #define NVR_BUSY		BIT_15
607 #define NVR_WRT_ENABLE		BIT_14	/* Write enable */
608 #define NVR_PR_ENABLE		BIT_13	/* Protection register enable */
609 #define NVR_DATA_IN		BIT_3
610 #define NVR_DATA_OUT		BIT_2
611 #define NVR_SELECT		BIT_1
612 #define NVR_CLOCK		BIT_0
613 
614 #define NVR_WAIT_CNT		20000
615 
616 	union {
617 		struct {
618 			uint16_t mailbox0;
619 			uint16_t mailbox1;
620 			uint16_t mailbox2;
621 			uint16_t mailbox3;
622 			uint16_t mailbox4;
623 			uint16_t mailbox5;
624 			uint16_t mailbox6;
625 			uint16_t mailbox7;
626 			uint16_t unused_2[59];	/* Gap */
627 		} __attribute__((packed)) isp2100;
628 		struct {
629 						/* Request Queue */
630 			uint16_t req_q_in;	/*  In-Pointer */
631 			uint16_t req_q_out;	/*  Out-Pointer */
632 						/* Response Queue */
633 			uint16_t rsp_q_in;	/*  In-Pointer */
634 			uint16_t rsp_q_out;	/*  Out-Pointer */
635 
636 						/* RISC to Host Status */
637 			uint32_t host_status;
638 #define HSR_RISC_INT		BIT_15	/* RISC interrupt */
639 #define HSR_RISC_PAUSED		BIT_8	/* RISC Paused */
640 
641 					/* Host to Host Semaphore */
642 			uint16_t host_semaphore;
643 			uint16_t unused_3[17];	/* Gap */
644 			uint16_t mailbox0;
645 			uint16_t mailbox1;
646 			uint16_t mailbox2;
647 			uint16_t mailbox3;
648 			uint16_t mailbox4;
649 			uint16_t mailbox5;
650 			uint16_t mailbox6;
651 			uint16_t mailbox7;
652 			uint16_t mailbox8;
653 			uint16_t mailbox9;
654 			uint16_t mailbox10;
655 			uint16_t mailbox11;
656 			uint16_t mailbox12;
657 			uint16_t mailbox13;
658 			uint16_t mailbox14;
659 			uint16_t mailbox15;
660 			uint16_t mailbox16;
661 			uint16_t mailbox17;
662 			uint16_t mailbox18;
663 			uint16_t mailbox19;
664 			uint16_t mailbox20;
665 			uint16_t mailbox21;
666 			uint16_t mailbox22;
667 			uint16_t mailbox23;
668 			uint16_t mailbox24;
669 			uint16_t mailbox25;
670 			uint16_t mailbox26;
671 			uint16_t mailbox27;
672 			uint16_t mailbox28;
673 			uint16_t mailbox29;
674 			uint16_t mailbox30;
675 			uint16_t mailbox31;
676 			uint16_t fb_cmd;
677 			uint16_t unused_4[10];	/* Gap */
678 		} __attribute__((packed)) isp2300;
679 	} u;
680 
681 	uint16_t fpm_diag_config;
682 	uint16_t unused_5[0x4];		/* Gap */
683 	uint16_t risc_hw;
684 	uint16_t unused_5_1;		/* Gap */
685 	uint16_t pcr;			/* Processor Control Register. */
686 	uint16_t unused_6[0x5];		/* Gap */
687 	uint16_t mctr;			/* Memory Configuration and Timing. */
688 	uint16_t unused_7[0x3];		/* Gap */
689 	uint16_t fb_cmd_2100;		/* Unused on 23XX */
690 	uint16_t unused_8[0x3];		/* Gap */
691 	uint16_t hccr;			/* Host command & control register. */
692 #define HCCR_HOST_INT		BIT_7	/* Host interrupt bit */
693 #define HCCR_RISC_PAUSE		BIT_5	/* Pause mode bit */
694 					/* HCCR commands */
695 #define HCCR_RESET_RISC		0x1000	/* Reset RISC */
696 #define HCCR_PAUSE_RISC		0x2000	/* Pause RISC */
697 #define HCCR_RELEASE_RISC	0x3000	/* Release RISC from reset. */
698 #define HCCR_SET_HOST_INT	0x5000	/* Set host interrupt */
699 #define HCCR_CLR_HOST_INT	0x6000	/* Clear HOST interrupt */
700 #define HCCR_CLR_RISC_INT	0x7000	/* Clear RISC interrupt */
701 #define	HCCR_DISABLE_PARITY_PAUSE 0x4001 /* Disable parity error RISC pause. */
702 #define HCCR_ENABLE_PARITY	0xA000	/* Enable PARITY interrupt */
703 
704 	uint16_t unused_9[5];		/* Gap */
705 	uint16_t gpiod;			/* GPIO Data register. */
706 	uint16_t gpioe;			/* GPIO Enable register. */
707 #define GPIO_LED_MASK			0x00C0
708 #define GPIO_LED_GREEN_OFF_AMBER_OFF	0x0000
709 #define GPIO_LED_GREEN_ON_AMBER_OFF	0x0040
710 #define GPIO_LED_GREEN_OFF_AMBER_ON	0x0080
711 #define GPIO_LED_GREEN_ON_AMBER_ON	0x00C0
712 #define GPIO_LED_ALL_OFF		0x0000
713 #define GPIO_LED_RED_ON_OTHER_OFF	0x0001	/* isp2322 */
714 #define GPIO_LED_RGA_ON			0x00C1	/* isp2322: red green amber */
715 
716 	union {
717 		struct {
718 			uint16_t unused_10[8];	/* Gap */
719 			uint16_t mailbox8;
720 			uint16_t mailbox9;
721 			uint16_t mailbox10;
722 			uint16_t mailbox11;
723 			uint16_t mailbox12;
724 			uint16_t mailbox13;
725 			uint16_t mailbox14;
726 			uint16_t mailbox15;
727 			uint16_t mailbox16;
728 			uint16_t mailbox17;
729 			uint16_t mailbox18;
730 			uint16_t mailbox19;
731 			uint16_t mailbox20;
732 			uint16_t mailbox21;
733 			uint16_t mailbox22;
734 			uint16_t mailbox23;	/* Also probe reg. */
735 		} __attribute__((packed)) isp2200;
736 	} u_end;
737 };
738 
739 struct device_reg_25xxmq {
740 	uint32_t req_q_in;
741 	uint32_t req_q_out;
742 	uint32_t rsp_q_in;
743 	uint32_t rsp_q_out;
744 	uint32_t atio_q_in;
745 	uint32_t atio_q_out;
746 };
747 
748 
749 struct device_reg_fx00 {
750 	uint32_t mailbox0;		/* 00 */
751 	uint32_t mailbox1;		/* 04 */
752 	uint32_t mailbox2;		/* 08 */
753 	uint32_t mailbox3;		/* 0C */
754 	uint32_t mailbox4;		/* 10 */
755 	uint32_t mailbox5;		/* 14 */
756 	uint32_t mailbox6;		/* 18 */
757 	uint32_t mailbox7;		/* 1C */
758 	uint32_t mailbox8;		/* 20 */
759 	uint32_t mailbox9;		/* 24 */
760 	uint32_t mailbox10;		/* 28 */
761 	uint32_t mailbox11;
762 	uint32_t mailbox12;
763 	uint32_t mailbox13;
764 	uint32_t mailbox14;
765 	uint32_t mailbox15;
766 	uint32_t mailbox16;
767 	uint32_t mailbox17;
768 	uint32_t mailbox18;
769 	uint32_t mailbox19;
770 	uint32_t mailbox20;
771 	uint32_t mailbox21;
772 	uint32_t mailbox22;
773 	uint32_t mailbox23;
774 	uint32_t mailbox24;
775 	uint32_t mailbox25;
776 	uint32_t mailbox26;
777 	uint32_t mailbox27;
778 	uint32_t mailbox28;
779 	uint32_t mailbox29;
780 	uint32_t mailbox30;
781 	uint32_t mailbox31;
782 	uint32_t aenmailbox0;
783 	uint32_t aenmailbox1;
784 	uint32_t aenmailbox2;
785 	uint32_t aenmailbox3;
786 	uint32_t aenmailbox4;
787 	uint32_t aenmailbox5;
788 	uint32_t aenmailbox6;
789 	uint32_t aenmailbox7;
790 	/* Request Queue. */
791 	uint32_t req_q_in;		/* A0 - Request Queue In-Pointer */
792 	uint32_t req_q_out;		/* A4 - Request Queue Out-Pointer */
793 	/* Response Queue. */
794 	uint32_t rsp_q_in;		/* A8 - Response Queue In-Pointer */
795 	uint32_t rsp_q_out;		/* AC - Response Queue Out-Pointer */
796 	/* Init values shadowed on FW Up Event */
797 	uint32_t initval0;		/* B0 */
798 	uint32_t initval1;		/* B4 */
799 	uint32_t initval2;		/* B8 */
800 	uint32_t initval3;		/* BC */
801 	uint32_t initval4;		/* C0 */
802 	uint32_t initval5;		/* C4 */
803 	uint32_t initval6;		/* C8 */
804 	uint32_t initval7;		/* CC */
805 	uint32_t fwheartbeat;		/* D0 */
806 	uint32_t pseudoaen;		/* D4 */
807 };
808 
809 
810 
811 typedef union {
812 		struct device_reg_2xxx isp;
813 		struct device_reg_24xx isp24;
814 		struct device_reg_25xxmq isp25mq;
815 		struct device_reg_82xx isp82;
816 		struct device_reg_fx00 ispfx00;
817 } __iomem device_reg_t;
818 
819 #define ISP_REQ_Q_IN(ha, reg) \
820 	(IS_QLA2100(ha) || IS_QLA2200(ha) ? \
821 	 &(reg)->u.isp2100.mailbox4 : \
822 	 &(reg)->u.isp2300.req_q_in)
823 #define ISP_REQ_Q_OUT(ha, reg) \
824 	(IS_QLA2100(ha) || IS_QLA2200(ha) ? \
825 	 &(reg)->u.isp2100.mailbox4 : \
826 	 &(reg)->u.isp2300.req_q_out)
827 #define ISP_RSP_Q_IN(ha, reg) \
828 	(IS_QLA2100(ha) || IS_QLA2200(ha) ? \
829 	 &(reg)->u.isp2100.mailbox5 : \
830 	 &(reg)->u.isp2300.rsp_q_in)
831 #define ISP_RSP_Q_OUT(ha, reg) \
832 	(IS_QLA2100(ha) || IS_QLA2200(ha) ? \
833 	 &(reg)->u.isp2100.mailbox5 : \
834 	 &(reg)->u.isp2300.rsp_q_out)
835 
836 #define ISP_ATIO_Q_IN(vha) (vha->hw->tgt.atio_q_in)
837 #define ISP_ATIO_Q_OUT(vha) (vha->hw->tgt.atio_q_out)
838 
839 #define MAILBOX_REG(ha, reg, num) \
840 	(IS_QLA2100(ha) || IS_QLA2200(ha) ? \
841 	 (num < 8 ? \
842 	  &(reg)->u.isp2100.mailbox0 + (num) : \
843 	  &(reg)->u_end.isp2200.mailbox8 + (num) - 8) : \
844 	 &(reg)->u.isp2300.mailbox0 + (num))
845 #define RD_MAILBOX_REG(ha, reg, num) \
846 	RD_REG_WORD(MAILBOX_REG(ha, reg, num))
847 #define WRT_MAILBOX_REG(ha, reg, num, data) \
848 	WRT_REG_WORD(MAILBOX_REG(ha, reg, num), data)
849 
850 #define FB_CMD_REG(ha, reg) \
851 	(IS_QLA2100(ha) || IS_QLA2200(ha) ? \
852 	 &(reg)->fb_cmd_2100 : \
853 	 &(reg)->u.isp2300.fb_cmd)
854 #define RD_FB_CMD_REG(ha, reg) \
855 	RD_REG_WORD(FB_CMD_REG(ha, reg))
856 #define WRT_FB_CMD_REG(ha, reg, data) \
857 	WRT_REG_WORD(FB_CMD_REG(ha, reg), data)
858 
859 typedef struct {
860 	uint32_t	out_mb;		/* outbound from driver */
861 	uint32_t	in_mb;			/* Incoming from RISC */
862 	uint16_t	mb[MAILBOX_REGISTER_COUNT];
863 	long		buf_size;
864 	void		*bufp;
865 	uint32_t	tov;
866 	uint8_t		flags;
867 #define MBX_DMA_IN	BIT_0
868 #define	MBX_DMA_OUT	BIT_1
869 #define IOCTL_CMD	BIT_2
870 } mbx_cmd_t;
871 
872 struct mbx_cmd_32 {
873 	uint32_t	out_mb;		/* outbound from driver */
874 	uint32_t	in_mb;			/* Incoming from RISC */
875 	uint32_t	mb[MAILBOX_REGISTER_COUNT];
876 	long		buf_size;
877 	void		*bufp;
878 	uint32_t	tov;
879 	uint8_t		flags;
880 #define MBX_DMA_IN	BIT_0
881 #define	MBX_DMA_OUT	BIT_1
882 #define IOCTL_CMD	BIT_2
883 };
884 
885 
886 #define	MBX_TOV_SECONDS	30
887 
888 /*
889  *  ISP product identification definitions in mailboxes after reset.
890  */
891 #define PROD_ID_1		0x4953
892 #define PROD_ID_2		0x0000
893 #define PROD_ID_2a		0x5020
894 #define PROD_ID_3		0x2020
895 
896 /*
897  * ISP mailbox Self-Test status codes
898  */
899 #define MBS_FRM_ALIVE		0	/* Firmware Alive. */
900 #define MBS_CHKSUM_ERR		1	/* Checksum Error. */
901 #define MBS_BUSY		4	/* Busy. */
902 
903 /*
904  * ISP mailbox command complete status codes
905  */
906 #define MBS_COMMAND_COMPLETE		0x4000
907 #define MBS_INVALID_COMMAND		0x4001
908 #define MBS_HOST_INTERFACE_ERROR	0x4002
909 #define MBS_TEST_FAILED			0x4003
910 #define MBS_COMMAND_ERROR		0x4005
911 #define MBS_COMMAND_PARAMETER_ERROR	0x4006
912 #define MBS_PORT_ID_USED		0x4007
913 #define MBS_LOOP_ID_USED		0x4008
914 #define MBS_ALL_IDS_IN_USE		0x4009
915 #define MBS_NOT_LOGGED_IN		0x400A
916 #define MBS_LINK_DOWN_ERROR		0x400B
917 #define MBS_DIAG_ECHO_TEST_ERROR	0x400C
918 
919 /*
920  * ISP mailbox asynchronous event status codes
921  */
922 #define MBA_ASYNC_EVENT		0x8000	/* Asynchronous event. */
923 #define MBA_RESET		0x8001	/* Reset Detected. */
924 #define MBA_SYSTEM_ERR		0x8002	/* System Error. */
925 #define MBA_REQ_TRANSFER_ERR	0x8003	/* Request Transfer Error. */
926 #define MBA_RSP_TRANSFER_ERR	0x8004	/* Response Transfer Error. */
927 #define MBA_WAKEUP_THRES	0x8005	/* Request Queue Wake-up. */
928 #define MBA_LIP_OCCURRED	0x8010	/* Loop Initialization Procedure */
929 					/* occurred. */
930 #define MBA_LOOP_UP		0x8011	/* FC Loop UP. */
931 #define MBA_LOOP_DOWN		0x8012	/* FC Loop Down. */
932 #define MBA_LIP_RESET		0x8013	/* LIP reset occurred. */
933 #define MBA_PORT_UPDATE		0x8014	/* Port Database update. */
934 #define MBA_RSCN_UPDATE		0x8015	/* Register State Chg Notification. */
935 #define MBA_LIP_F8		0x8016	/* Received a LIP F8. */
936 #define MBA_LOOP_INIT_ERR	0x8017	/* Loop Initialization Error. */
937 #define MBA_FABRIC_AUTH_REQ	0x801b	/* Fabric Authentication Required. */
938 #define MBA_SCSI_COMPLETION	0x8020	/* SCSI Command Complete. */
939 #define MBA_CTIO_COMPLETION	0x8021	/* CTIO Complete. */
940 #define MBA_IP_COMPLETION	0x8022	/* IP Transmit Command Complete. */
941 #define MBA_IP_RECEIVE		0x8023	/* IP Received. */
942 #define MBA_IP_BROADCAST	0x8024	/* IP Broadcast Received. */
943 #define MBA_IP_LOW_WATER_MARK	0x8025	/* IP Low Water Mark reached. */
944 #define MBA_IP_RCV_BUFFER_EMPTY 0x8026	/* IP receive buffer queue empty. */
945 #define MBA_IP_HDR_DATA_SPLIT	0x8027	/* IP header/data splitting feature */
946 					/* used. */
947 #define MBA_TRACE_NOTIFICATION	0x8028	/* Trace/Diagnostic notification. */
948 #define MBA_POINT_TO_POINT	0x8030	/* Point to point mode. */
949 #define MBA_CMPLT_1_16BIT	0x8031	/* Completion 1 16bit IOSB. */
950 #define MBA_CMPLT_2_16BIT	0x8032	/* Completion 2 16bit IOSB. */
951 #define MBA_CMPLT_3_16BIT	0x8033	/* Completion 3 16bit IOSB. */
952 #define MBA_CMPLT_4_16BIT	0x8034	/* Completion 4 16bit IOSB. */
953 #define MBA_CMPLT_5_16BIT	0x8035	/* Completion 5 16bit IOSB. */
954 #define MBA_CHG_IN_CONNECTION	0x8036	/* Change in connection mode. */
955 #define MBA_RIO_RESPONSE	0x8040	/* RIO response queue update. */
956 #define MBA_ZIO_RESPONSE	0x8040	/* ZIO response queue update. */
957 #define MBA_CMPLT_2_32BIT	0x8042	/* Completion 2 32bit IOSB. */
958 #define MBA_BYPASS_NOTIFICATION	0x8043	/* Auto bypass notification. */
959 #define MBA_DISCARD_RND_FRAME	0x8048	/* discard RND frame due to error. */
960 #define MBA_REJECTED_FCP_CMD	0x8049	/* rejected FCP_CMD. */
961 #define MBA_FW_NOT_STARTED	0x8050	/* Firmware not started */
962 #define MBA_FW_STARTING		0x8051	/* Firmware starting */
963 #define MBA_FW_RESTART_CMPLT	0x8060	/* Firmware restart complete */
964 #define MBA_INIT_REQUIRED	0x8061	/* Initialization required */
965 #define MBA_SHUTDOWN_REQUESTED	0x8062	/* Shutdown Requested */
966 #define MBA_TEMPERATURE_ALERT	0x8070	/* Temperature Alert */
967 #define MBA_DPORT_DIAGNOSTICS	0x8080	/* D-port Diagnostics */
968 #define MBA_TRANS_INSERT	0x8130	/* Transceiver Insertion */
969 #define MBA_FW_INIT_FAILURE	0x8401	/* Firmware initialization failure */
970 #define MBA_MIRROR_LUN_CHANGE	0x8402	/* Mirror LUN State Change
971 					   Notification */
972 #define MBA_FW_POLL_STATE	0x8600  /* Firmware in poll diagnostic state */
973 #define MBA_FW_RESET_FCT	0x8502	/* Firmware reset factory defaults */
974 #define MBA_FW_INIT_INPROGRESS	0x8500	/* Firmware boot in progress */
975 /* 83XX FCoE specific */
976 #define MBA_IDC_AEN		0x8200  /* FCoE: NIC Core state change AEN */
977 
978 /* Interrupt type codes */
979 #define INTR_ROM_MB_SUCCESS		0x1
980 #define INTR_ROM_MB_FAILED		0x2
981 #define INTR_MB_SUCCESS			0x10
982 #define INTR_MB_FAILED			0x11
983 #define INTR_ASYNC_EVENT		0x12
984 #define INTR_RSP_QUE_UPDATE		0x13
985 #define INTR_RSP_QUE_UPDATE_83XX	0x14
986 #define INTR_ATIO_QUE_UPDATE		0x1C
987 #define INTR_ATIO_RSP_QUE_UPDATE	0x1D
988 #define INTR_ATIO_QUE_UPDATE_27XX	0x1E
989 
990 /* ISP mailbox loopback echo diagnostic error code */
991 #define MBS_LB_RESET	0x17
992 /*
993  * Firmware options 1, 2, 3.
994  */
995 #define FO1_AE_ON_LIPF8			BIT_0
996 #define FO1_AE_ALL_LIP_RESET		BIT_1
997 #define FO1_CTIO_RETRY			BIT_3
998 #define FO1_DISABLE_LIP_F7_SW		BIT_4
999 #define FO1_DISABLE_100MS_LOS_WAIT	BIT_5
1000 #define FO1_DISABLE_GPIO6_7		BIT_6	/* LED bits */
1001 #define FO1_AE_ON_LOOP_INIT_ERR		BIT_7
1002 #define FO1_SET_EMPHASIS_SWING		BIT_8
1003 #define FO1_AE_AUTO_BYPASS		BIT_9
1004 #define FO1_ENABLE_PURE_IOCB		BIT_10
1005 #define FO1_AE_PLOGI_RJT		BIT_11
1006 #define FO1_ENABLE_ABORT_SEQUENCE	BIT_12
1007 #define FO1_AE_QUEUE_FULL		BIT_13
1008 
1009 #define FO2_ENABLE_ATIO_TYPE_3		BIT_0
1010 #define FO2_REV_LOOPBACK		BIT_1
1011 
1012 #define FO3_ENABLE_EMERG_IOCB		BIT_0
1013 #define FO3_AE_RND_ERROR		BIT_1
1014 
1015 /* 24XX additional firmware options */
1016 #define ADD_FO_COUNT			3
1017 #define ADD_FO1_DISABLE_GPIO_LED_CTRL	BIT_6	/* LED bits */
1018 #define ADD_FO1_ENABLE_PUREX_IOCB	BIT_10
1019 
1020 #define ADD_FO2_ENABLE_SEL_CLS2		BIT_5
1021 
1022 #define ADD_FO3_NO_ABT_ON_LINK_DOWN	BIT_14
1023 
1024 /*
1025  * ISP mailbox commands
1026  */
1027 #define MBC_LOAD_RAM			1	/* Load RAM. */
1028 #define MBC_EXECUTE_FIRMWARE		2	/* Execute firmware. */
1029 #define MBC_READ_RAM_WORD		5	/* Read RAM word. */
1030 #define MBC_MAILBOX_REGISTER_TEST	6	/* Wrap incoming mailboxes */
1031 #define MBC_VERIFY_CHECKSUM		7	/* Verify checksum. */
1032 #define MBC_GET_FIRMWARE_VERSION	8	/* Get firmware revision. */
1033 #define MBC_LOAD_RISC_RAM		9	/* Load RAM command. */
1034 #define MBC_DUMP_RISC_RAM		0xa	/* Dump RAM command. */
1035 #define MBC_LOAD_RISC_RAM_EXTENDED	0xb	/* Load RAM extended. */
1036 #define MBC_DUMP_RISC_RAM_EXTENDED	0xc	/* Dump RAM extended. */
1037 #define MBC_WRITE_RAM_WORD_EXTENDED	0xd	/* Write RAM word extended */
1038 #define MBC_READ_RAM_EXTENDED		0xf	/* Read RAM extended. */
1039 #define MBC_IOCB_COMMAND		0x12	/* Execute IOCB command. */
1040 #define MBC_STOP_FIRMWARE		0x14	/* Stop firmware. */
1041 #define MBC_ABORT_COMMAND		0x15	/* Abort IOCB command. */
1042 #define MBC_ABORT_DEVICE		0x16	/* Abort device (ID/LUN). */
1043 #define MBC_ABORT_TARGET		0x17	/* Abort target (ID). */
1044 #define MBC_RESET			0x18	/* Reset. */
1045 #define MBC_GET_ADAPTER_LOOP_ID		0x20	/* Get loop id of ISP2200. */
1046 #define MBC_GET_SET_ZIO_THRESHOLD	0x21	/* Get/SET ZIO THRESHOLD. */
1047 #define MBC_GET_RETRY_COUNT		0x22	/* Get f/w retry cnt/delay. */
1048 #define MBC_DISABLE_VI			0x24	/* Disable VI operation. */
1049 #define MBC_ENABLE_VI			0x25	/* Enable VI operation. */
1050 #define MBC_GET_FIRMWARE_OPTION		0x28	/* Get Firmware Options. */
1051 #define MBC_GET_MEM_OFFLOAD_CNTRL_STAT	0x34	/* Memory Offload ctrl/Stat*/
1052 #define MBC_SET_FIRMWARE_OPTION		0x38	/* Set Firmware Options. */
1053 #define MBC_LOOP_PORT_BYPASS		0x40	/* Loop Port Bypass. */
1054 #define MBC_LOOP_PORT_ENABLE		0x41	/* Loop Port Enable. */
1055 #define MBC_GET_RESOURCE_COUNTS		0x42	/* Get Resource Counts. */
1056 #define MBC_NON_PARTICIPATE		0x43	/* Non-Participating Mode. */
1057 #define MBC_DIAGNOSTIC_ECHO		0x44	/* Diagnostic echo. */
1058 #define MBC_DIAGNOSTIC_LOOP_BACK	0x45	/* Diagnostic loop back. */
1059 #define MBC_ONLINE_SELF_TEST		0x46	/* Online self-test. */
1060 #define MBC_ENHANCED_GET_PORT_DATABASE	0x47	/* Get port database + login */
1061 #define MBC_CONFIGURE_VF		0x4b	/* Configure VFs */
1062 #define MBC_RESET_LINK_STATUS		0x52	/* Reset Link Error Status */
1063 #define MBC_IOCB_COMMAND_A64		0x54	/* Execute IOCB command (64) */
1064 #define MBC_PORT_LOGOUT			0x56	/* Port Logout request */
1065 #define MBC_SEND_RNID_ELS		0x57	/* Send RNID ELS request */
1066 #define MBC_SET_RNID_PARAMS		0x59	/* Set RNID parameters */
1067 #define MBC_GET_RNID_PARAMS		0x5a	/* Get RNID parameters */
1068 #define MBC_DATA_RATE			0x5d	/* Data Rate */
1069 #define MBC_INITIALIZE_FIRMWARE		0x60	/* Initialize firmware */
1070 #define MBC_INITIATE_LIP		0x62	/* Initiate Loop */
1071 						/* Initialization Procedure */
1072 #define MBC_GET_FC_AL_POSITION_MAP	0x63	/* Get FC_AL Position Map. */
1073 #define MBC_GET_PORT_DATABASE		0x64	/* Get Port Database. */
1074 #define MBC_CLEAR_ACA			0x65	/* Clear ACA. */
1075 #define MBC_TARGET_RESET		0x66	/* Target Reset. */
1076 #define MBC_CLEAR_TASK_SET		0x67	/* Clear Task Set. */
1077 #define MBC_ABORT_TASK_SET		0x68	/* Abort Task Set. */
1078 #define MBC_GET_FIRMWARE_STATE		0x69	/* Get firmware state. */
1079 #define MBC_GET_PORT_NAME		0x6a	/* Get port name. */
1080 #define MBC_GET_LINK_STATUS		0x6b	/* Get port link status. */
1081 #define MBC_LIP_RESET			0x6c	/* LIP reset. */
1082 #define MBC_SEND_SNS_COMMAND		0x6e	/* Send Simple Name Server */
1083 						/* commandd. */
1084 #define MBC_LOGIN_FABRIC_PORT		0x6f	/* Login fabric port. */
1085 #define MBC_SEND_CHANGE_REQUEST		0x70	/* Send Change Request. */
1086 #define MBC_LOGOUT_FABRIC_PORT		0x71	/* Logout fabric port. */
1087 #define MBC_LIP_FULL_LOGIN		0x72	/* Full login LIP. */
1088 #define MBC_LOGIN_LOOP_PORT		0x74	/* Login Loop Port. */
1089 #define MBC_PORT_NODE_NAME_LIST		0x75	/* Get port/node name list. */
1090 #define MBC_INITIALIZE_RECEIVE_QUEUE	0x77	/* Initialize receive queue */
1091 #define MBC_UNLOAD_IP			0x79	/* Shutdown IP */
1092 #define MBC_GET_ID_LIST			0x7C	/* Get Port ID list. */
1093 #define MBC_SEND_LFA_COMMAND		0x7D	/* Send Loop Fabric Address */
1094 #define MBC_LUN_RESET			0x7E	/* Send LUN reset */
1095 
1096 /*
1097  * all the Mt. Rainier mailbox command codes that clash with FC/FCoE ones
1098  * should be defined with MBC_MR_*
1099  */
1100 #define MBC_MR_DRV_SHUTDOWN		0x6A
1101 
1102 /*
1103  * ISP24xx mailbox commands
1104  */
1105 #define MBC_WRITE_SERDES		0x3	/* Write serdes word. */
1106 #define MBC_READ_SERDES			0x4	/* Read serdes word. */
1107 #define MBC_LOAD_DUMP_MPI_RAM		0x5	/* Load/Dump MPI RAM. */
1108 #define MBC_SERDES_PARAMS		0x10	/* Serdes Tx Parameters. */
1109 #define MBC_GET_IOCB_STATUS		0x12	/* Get IOCB status command. */
1110 #define MBC_PORT_PARAMS			0x1A	/* Port iDMA Parameters. */
1111 #define MBC_GET_TIMEOUT_PARAMS		0x22	/* Get FW timeouts. */
1112 #define MBC_TRACE_CONTROL		0x27	/* Trace control command. */
1113 #define MBC_GEN_SYSTEM_ERROR		0x2a	/* Generate System Error. */
1114 #define MBC_WRITE_SFP			0x30	/* Write SFP Data. */
1115 #define MBC_READ_SFP			0x31	/* Read SFP Data. */
1116 #define MBC_SET_TIMEOUT_PARAMS		0x32	/* Set FW timeouts. */
1117 #define MBC_DPORT_DIAGNOSTICS		0x47	/* D-Port Diagnostics */
1118 #define MBC_MID_INITIALIZE_FIRMWARE	0x48	/* MID Initialize firmware. */
1119 #define MBC_MID_GET_VP_DATABASE		0x49	/* MID Get VP Database. */
1120 #define MBC_MID_GET_VP_ENTRY		0x4a	/* MID Get VP Entry. */
1121 #define MBC_HOST_MEMORY_COPY		0x53	/* Host Memory Copy. */
1122 #define MBC_SEND_RNFT_ELS		0x5e	/* Send RNFT ELS request */
1123 #define MBC_GET_LINK_PRIV_STATS		0x6d	/* Get link & private data. */
1124 #define MBC_LINK_INITIALIZATION		0x72	/* Do link initialization. */
1125 #define MBC_SET_VENDOR_ID		0x76	/* Set Vendor ID. */
1126 #define MBC_PORT_RESET			0x120	/* Port Reset */
1127 #define MBC_SET_PORT_CONFIG		0x122	/* Set port configuration */
1128 #define MBC_GET_PORT_CONFIG		0x123	/* Get port configuration */
1129 
1130 /*
1131  * ISP81xx mailbox commands
1132  */
1133 #define MBC_WRITE_MPI_REGISTER		0x01    /* Write MPI Register. */
1134 
1135 /*
1136  * ISP8044 mailbox commands
1137  */
1138 #define MBC_SET_GET_ETH_SERDES_REG	0x150
1139 #define HCS_WRITE_SERDES		0x3
1140 #define HCS_READ_SERDES			0x4
1141 
1142 /* Firmware return data sizes */
1143 #define FCAL_MAP_SIZE	128
1144 
1145 /* Mailbox bit definitions for out_mb and in_mb */
1146 #define	MBX_31		BIT_31
1147 #define	MBX_30		BIT_30
1148 #define	MBX_29		BIT_29
1149 #define	MBX_28		BIT_28
1150 #define	MBX_27		BIT_27
1151 #define	MBX_26		BIT_26
1152 #define	MBX_25		BIT_25
1153 #define	MBX_24		BIT_24
1154 #define	MBX_23		BIT_23
1155 #define	MBX_22		BIT_22
1156 #define	MBX_21		BIT_21
1157 #define	MBX_20		BIT_20
1158 #define	MBX_19		BIT_19
1159 #define	MBX_18		BIT_18
1160 #define	MBX_17		BIT_17
1161 #define	MBX_16		BIT_16
1162 #define	MBX_15		BIT_15
1163 #define	MBX_14		BIT_14
1164 #define	MBX_13		BIT_13
1165 #define	MBX_12		BIT_12
1166 #define	MBX_11		BIT_11
1167 #define	MBX_10		BIT_10
1168 #define	MBX_9		BIT_9
1169 #define	MBX_8		BIT_8
1170 #define	MBX_7		BIT_7
1171 #define	MBX_6		BIT_6
1172 #define	MBX_5		BIT_5
1173 #define	MBX_4		BIT_4
1174 #define	MBX_3		BIT_3
1175 #define	MBX_2		BIT_2
1176 #define	MBX_1		BIT_1
1177 #define	MBX_0		BIT_0
1178 
1179 #define RNID_TYPE_PORT_LOGIN	0x7
1180 #define RNID_TYPE_SET_VERSION	0x9
1181 #define RNID_TYPE_ASIC_TEMP	0xC
1182 
1183 /*
1184  * Firmware state codes from get firmware state mailbox command
1185  */
1186 #define FSTATE_CONFIG_WAIT      0
1187 #define FSTATE_WAIT_AL_PA       1
1188 #define FSTATE_WAIT_LOGIN       2
1189 #define FSTATE_READY            3
1190 #define FSTATE_LOSS_OF_SYNC     4
1191 #define FSTATE_ERROR            5
1192 #define FSTATE_REINIT           6
1193 #define FSTATE_NON_PART         7
1194 
1195 #define FSTATE_CONFIG_CORRECT      0
1196 #define FSTATE_P2P_RCV_LIP         1
1197 #define FSTATE_P2P_CHOOSE_LOOP     2
1198 #define FSTATE_P2P_RCV_UNIDEN_LIP  3
1199 #define FSTATE_FATAL_ERROR         4
1200 #define FSTATE_LOOP_BACK_CONN      5
1201 
1202 #define QLA27XX_IMG_STATUS_VER_MAJOR   0x01
1203 #define QLA27XX_IMG_STATUS_VER_MINOR    0x00
1204 #define QLA27XX_IMG_STATUS_SIGN   0xFACEFADE
1205 #define QLA27XX_PRIMARY_IMAGE  1
1206 #define QLA27XX_SECONDARY_IMAGE    2
1207 
1208 /*
1209  * Port Database structure definition
1210  * Little endian except where noted.
1211  */
1212 #define	PORT_DATABASE_SIZE	128	/* bytes */
1213 typedef struct {
1214 	uint8_t options;
1215 	uint8_t control;
1216 	uint8_t master_state;
1217 	uint8_t slave_state;
1218 	uint8_t reserved[2];
1219 	uint8_t hard_address;
1220 	uint8_t reserved_1;
1221 	uint8_t port_id[4];
1222 	uint8_t node_name[WWN_SIZE];
1223 	uint8_t port_name[WWN_SIZE];
1224 	uint16_t execution_throttle;
1225 	uint16_t execution_count;
1226 	uint8_t reset_count;
1227 	uint8_t reserved_2;
1228 	uint16_t resource_allocation;
1229 	uint16_t current_allocation;
1230 	uint16_t queue_head;
1231 	uint16_t queue_tail;
1232 	uint16_t transmit_execution_list_next;
1233 	uint16_t transmit_execution_list_previous;
1234 	uint16_t common_features;
1235 	uint16_t total_concurrent_sequences;
1236 	uint16_t RO_by_information_category;
1237 	uint8_t recipient;
1238 	uint8_t initiator;
1239 	uint16_t receive_data_size;
1240 	uint16_t concurrent_sequences;
1241 	uint16_t open_sequences_per_exchange;
1242 	uint16_t lun_abort_flags;
1243 	uint16_t lun_stop_flags;
1244 	uint16_t stop_queue_head;
1245 	uint16_t stop_queue_tail;
1246 	uint16_t port_retry_timer;
1247 	uint16_t next_sequence_id;
1248 	uint16_t frame_count;
1249 	uint16_t PRLI_payload_length;
1250 	uint8_t prli_svc_param_word_0[2];	/* Big endian */
1251 						/* Bits 15-0 of word 0 */
1252 	uint8_t prli_svc_param_word_3[2];	/* Big endian */
1253 						/* Bits 15-0 of word 3 */
1254 	uint16_t loop_id;
1255 	uint16_t extended_lun_info_list_pointer;
1256 	uint16_t extended_lun_stop_list_pointer;
1257 } port_database_t;
1258 
1259 /*
1260  * Port database slave/master states
1261  */
1262 #define PD_STATE_DISCOVERY			0
1263 #define PD_STATE_WAIT_DISCOVERY_ACK		1
1264 #define PD_STATE_PORT_LOGIN			2
1265 #define PD_STATE_WAIT_PORT_LOGIN_ACK		3
1266 #define PD_STATE_PROCESS_LOGIN			4
1267 #define PD_STATE_WAIT_PROCESS_LOGIN_ACK		5
1268 #define PD_STATE_PORT_LOGGED_IN			6
1269 #define PD_STATE_PORT_UNAVAILABLE		7
1270 #define PD_STATE_PROCESS_LOGOUT			8
1271 #define PD_STATE_WAIT_PROCESS_LOGOUT_ACK	9
1272 #define PD_STATE_PORT_LOGOUT			10
1273 #define PD_STATE_WAIT_PORT_LOGOUT_ACK		11
1274 
1275 
1276 #define QLA_ZIO_MODE_6		(BIT_2 | BIT_1)
1277 #define QLA_ZIO_DISABLED	0
1278 #define QLA_ZIO_DEFAULT_TIMER	2
1279 
1280 /*
1281  * ISP Initialization Control Block.
1282  * Little endian except where noted.
1283  */
1284 #define	ICB_VERSION 1
1285 typedef struct {
1286 	uint8_t  version;
1287 	uint8_t  reserved_1;
1288 
1289 	/*
1290 	 * LSB BIT 0  = Enable Hard Loop Id
1291 	 * LSB BIT 1  = Enable Fairness
1292 	 * LSB BIT 2  = Enable Full-Duplex
1293 	 * LSB BIT 3  = Enable Fast Posting
1294 	 * LSB BIT 4  = Enable Target Mode
1295 	 * LSB BIT 5  = Disable Initiator Mode
1296 	 * LSB BIT 6  = Enable ADISC
1297 	 * LSB BIT 7  = Enable Target Inquiry Data
1298 	 *
1299 	 * MSB BIT 0  = Enable PDBC Notify
1300 	 * MSB BIT 1  = Non Participating LIP
1301 	 * MSB BIT 2  = Descending Loop ID Search
1302 	 * MSB BIT 3  = Acquire Loop ID in LIPA
1303 	 * MSB BIT 4  = Stop PortQ on Full Status
1304 	 * MSB BIT 5  = Full Login after LIP
1305 	 * MSB BIT 6  = Node Name Option
1306 	 * MSB BIT 7  = Ext IFWCB enable bit
1307 	 */
1308 	uint8_t  firmware_options[2];
1309 
1310 	uint16_t frame_payload_size;
1311 	uint16_t max_iocb_allocation;
1312 	uint16_t execution_throttle;
1313 	uint8_t  retry_count;
1314 	uint8_t	 retry_delay;			/* unused */
1315 	uint8_t	 port_name[WWN_SIZE];		/* Big endian. */
1316 	uint16_t hard_address;
1317 	uint8_t	 inquiry_data;
1318 	uint8_t	 login_timeout;
1319 	uint8_t	 node_name[WWN_SIZE];		/* Big endian. */
1320 
1321 	uint16_t request_q_outpointer;
1322 	uint16_t response_q_inpointer;
1323 	uint16_t request_q_length;
1324 	uint16_t response_q_length;
1325 	uint32_t request_q_address[2];
1326 	uint32_t response_q_address[2];
1327 
1328 	uint16_t lun_enables;
1329 	uint8_t  command_resource_count;
1330 	uint8_t  immediate_notify_resource_count;
1331 	uint16_t timeout;
1332 	uint8_t  reserved_2[2];
1333 
1334 	/*
1335 	 * LSB BIT 0 = Timer Operation mode bit 0
1336 	 * LSB BIT 1 = Timer Operation mode bit 1
1337 	 * LSB BIT 2 = Timer Operation mode bit 2
1338 	 * LSB BIT 3 = Timer Operation mode bit 3
1339 	 * LSB BIT 4 = Init Config Mode bit 0
1340 	 * LSB BIT 5 = Init Config Mode bit 1
1341 	 * LSB BIT 6 = Init Config Mode bit 2
1342 	 * LSB BIT 7 = Enable Non part on LIHA failure
1343 	 *
1344 	 * MSB BIT 0 = Enable class 2
1345 	 * MSB BIT 1 = Enable ACK0
1346 	 * MSB BIT 2 =
1347 	 * MSB BIT 3 =
1348 	 * MSB BIT 4 = FC Tape Enable
1349 	 * MSB BIT 5 = Enable FC Confirm
1350 	 * MSB BIT 6 = Enable command queuing in target mode
1351 	 * MSB BIT 7 = No Logo On Link Down
1352 	 */
1353 	uint8_t	 add_firmware_options[2];
1354 
1355 	uint8_t	 response_accumulation_timer;
1356 	uint8_t	 interrupt_delay_timer;
1357 
1358 	/*
1359 	 * LSB BIT 0 = Enable Read xfr_rdy
1360 	 * LSB BIT 1 = Soft ID only
1361 	 * LSB BIT 2 =
1362 	 * LSB BIT 3 =
1363 	 * LSB BIT 4 = FCP RSP Payload [0]
1364 	 * LSB BIT 5 = FCP RSP Payload [1] / Sbus enable - 2200
1365 	 * LSB BIT 6 = Enable Out-of-Order frame handling
1366 	 * LSB BIT 7 = Disable Automatic PLOGI on Local Loop
1367 	 *
1368 	 * MSB BIT 0 = Sbus enable - 2300
1369 	 * MSB BIT 1 =
1370 	 * MSB BIT 2 =
1371 	 * MSB BIT 3 =
1372 	 * MSB BIT 4 = LED mode
1373 	 * MSB BIT 5 = enable 50 ohm termination
1374 	 * MSB BIT 6 = Data Rate (2300 only)
1375 	 * MSB BIT 7 = Data Rate (2300 only)
1376 	 */
1377 	uint8_t	 special_options[2];
1378 
1379 	uint8_t  reserved_3[26];
1380 } init_cb_t;
1381 
1382 /*
1383  * Get Link Status mailbox command return buffer.
1384  */
1385 #define GLSO_SEND_RPS	BIT_0
1386 #define GLSO_USE_DID	BIT_3
1387 
1388 struct link_statistics {
1389 	uint32_t link_fail_cnt;
1390 	uint32_t loss_sync_cnt;
1391 	uint32_t loss_sig_cnt;
1392 	uint32_t prim_seq_err_cnt;
1393 	uint32_t inval_xmit_word_cnt;
1394 	uint32_t inval_crc_cnt;
1395 	uint32_t lip_cnt;
1396 	uint32_t link_up_cnt;
1397 	uint32_t link_down_loop_init_tmo;
1398 	uint32_t link_down_los;
1399 	uint32_t link_down_loss_rcv_clk;
1400 	uint32_t reserved0[5];
1401 	uint32_t port_cfg_chg;
1402 	uint32_t reserved1[11];
1403 	uint32_t rsp_q_full;
1404 	uint32_t atio_q_full;
1405 	uint32_t drop_ae;
1406 	uint32_t els_proto_err;
1407 	uint32_t reserved2;
1408 	uint32_t tx_frames;
1409 	uint32_t rx_frames;
1410 	uint32_t discarded_frames;
1411 	uint32_t dropped_frames;
1412 	uint32_t reserved3;
1413 	uint32_t nos_rcvd;
1414 	uint32_t reserved4[4];
1415 	uint32_t tx_prjt;
1416 	uint32_t rcv_exfail;
1417 	uint32_t rcv_abts;
1418 	uint32_t seq_frm_miss;
1419 	uint32_t corr_err;
1420 	uint32_t mb_rqst;
1421 	uint32_t nport_full;
1422 	uint32_t eofa;
1423 	uint32_t reserved5;
1424 	uint32_t fpm_recv_word_cnt_lo;
1425 	uint32_t fpm_recv_word_cnt_hi;
1426 	uint32_t fpm_disc_word_cnt_lo;
1427 	uint32_t fpm_disc_word_cnt_hi;
1428 	uint32_t fpm_xmit_word_cnt_lo;
1429 	uint32_t fpm_xmit_word_cnt_hi;
1430 	uint32_t reserved6[70];
1431 };
1432 
1433 /*
1434  * NVRAM Command values.
1435  */
1436 #define NV_START_BIT            BIT_2
1437 #define NV_WRITE_OP             (BIT_26+BIT_24)
1438 #define NV_READ_OP              (BIT_26+BIT_25)
1439 #define NV_ERASE_OP             (BIT_26+BIT_25+BIT_24)
1440 #define NV_MASK_OP              (BIT_26+BIT_25+BIT_24)
1441 #define NV_DELAY_COUNT          10
1442 
1443 /*
1444  * QLogic ISP2100, ISP2200 and ISP2300 NVRAM structure definition.
1445  */
1446 typedef struct {
1447 	/*
1448 	 * NVRAM header
1449 	 */
1450 	uint8_t	id[4];
1451 	uint8_t	nvram_version;
1452 	uint8_t	reserved_0;
1453 
1454 	/*
1455 	 * NVRAM RISC parameter block
1456 	 */
1457 	uint8_t	parameter_block_version;
1458 	uint8_t	reserved_1;
1459 
1460 	/*
1461 	 * LSB BIT 0  = Enable Hard Loop Id
1462 	 * LSB BIT 1  = Enable Fairness
1463 	 * LSB BIT 2  = Enable Full-Duplex
1464 	 * LSB BIT 3  = Enable Fast Posting
1465 	 * LSB BIT 4  = Enable Target Mode
1466 	 * LSB BIT 5  = Disable Initiator Mode
1467 	 * LSB BIT 6  = Enable ADISC
1468 	 * LSB BIT 7  = Enable Target Inquiry Data
1469 	 *
1470 	 * MSB BIT 0  = Enable PDBC Notify
1471 	 * MSB BIT 1  = Non Participating LIP
1472 	 * MSB BIT 2  = Descending Loop ID Search
1473 	 * MSB BIT 3  = Acquire Loop ID in LIPA
1474 	 * MSB BIT 4  = Stop PortQ on Full Status
1475 	 * MSB BIT 5  = Full Login after LIP
1476 	 * MSB BIT 6  = Node Name Option
1477 	 * MSB BIT 7  = Ext IFWCB enable bit
1478 	 */
1479 	uint8_t	 firmware_options[2];
1480 
1481 	uint16_t frame_payload_size;
1482 	uint16_t max_iocb_allocation;
1483 	uint16_t execution_throttle;
1484 	uint8_t	 retry_count;
1485 	uint8_t	 retry_delay;			/* unused */
1486 	uint8_t	 port_name[WWN_SIZE];		/* Big endian. */
1487 	uint16_t hard_address;
1488 	uint8_t	 inquiry_data;
1489 	uint8_t	 login_timeout;
1490 	uint8_t	 node_name[WWN_SIZE];		/* Big endian. */
1491 
1492 	/*
1493 	 * LSB BIT 0 = Timer Operation mode bit 0
1494 	 * LSB BIT 1 = Timer Operation mode bit 1
1495 	 * LSB BIT 2 = Timer Operation mode bit 2
1496 	 * LSB BIT 3 = Timer Operation mode bit 3
1497 	 * LSB BIT 4 = Init Config Mode bit 0
1498 	 * LSB BIT 5 = Init Config Mode bit 1
1499 	 * LSB BIT 6 = Init Config Mode bit 2
1500 	 * LSB BIT 7 = Enable Non part on LIHA failure
1501 	 *
1502 	 * MSB BIT 0 = Enable class 2
1503 	 * MSB BIT 1 = Enable ACK0
1504 	 * MSB BIT 2 =
1505 	 * MSB BIT 3 =
1506 	 * MSB BIT 4 = FC Tape Enable
1507 	 * MSB BIT 5 = Enable FC Confirm
1508 	 * MSB BIT 6 = Enable command queuing in target mode
1509 	 * MSB BIT 7 = No Logo On Link Down
1510 	 */
1511 	uint8_t	 add_firmware_options[2];
1512 
1513 	uint8_t	 response_accumulation_timer;
1514 	uint8_t	 interrupt_delay_timer;
1515 
1516 	/*
1517 	 * LSB BIT 0 = Enable Read xfr_rdy
1518 	 * LSB BIT 1 = Soft ID only
1519 	 * LSB BIT 2 =
1520 	 * LSB BIT 3 =
1521 	 * LSB BIT 4 = FCP RSP Payload [0]
1522 	 * LSB BIT 5 = FCP RSP Payload [1] / Sbus enable - 2200
1523 	 * LSB BIT 6 = Enable Out-of-Order frame handling
1524 	 * LSB BIT 7 = Disable Automatic PLOGI on Local Loop
1525 	 *
1526 	 * MSB BIT 0 = Sbus enable - 2300
1527 	 * MSB BIT 1 =
1528 	 * MSB BIT 2 =
1529 	 * MSB BIT 3 =
1530 	 * MSB BIT 4 = LED mode
1531 	 * MSB BIT 5 = enable 50 ohm termination
1532 	 * MSB BIT 6 = Data Rate (2300 only)
1533 	 * MSB BIT 7 = Data Rate (2300 only)
1534 	 */
1535 	uint8_t	 special_options[2];
1536 
1537 	/* Reserved for expanded RISC parameter block */
1538 	uint8_t reserved_2[22];
1539 
1540 	/*
1541 	 * LSB BIT 0 = Tx Sensitivity 1G bit 0
1542 	 * LSB BIT 1 = Tx Sensitivity 1G bit 1
1543 	 * LSB BIT 2 = Tx Sensitivity 1G bit 2
1544 	 * LSB BIT 3 = Tx Sensitivity 1G bit 3
1545 	 * LSB BIT 4 = Rx Sensitivity 1G bit 0
1546 	 * LSB BIT 5 = Rx Sensitivity 1G bit 1
1547 	 * LSB BIT 6 = Rx Sensitivity 1G bit 2
1548 	 * LSB BIT 7 = Rx Sensitivity 1G bit 3
1549 	 *
1550 	 * MSB BIT 0 = Tx Sensitivity 2G bit 0
1551 	 * MSB BIT 1 = Tx Sensitivity 2G bit 1
1552 	 * MSB BIT 2 = Tx Sensitivity 2G bit 2
1553 	 * MSB BIT 3 = Tx Sensitivity 2G bit 3
1554 	 * MSB BIT 4 = Rx Sensitivity 2G bit 0
1555 	 * MSB BIT 5 = Rx Sensitivity 2G bit 1
1556 	 * MSB BIT 6 = Rx Sensitivity 2G bit 2
1557 	 * MSB BIT 7 = Rx Sensitivity 2G bit 3
1558 	 *
1559 	 * LSB BIT 0 = Output Swing 1G bit 0
1560 	 * LSB BIT 1 = Output Swing 1G bit 1
1561 	 * LSB BIT 2 = Output Swing 1G bit 2
1562 	 * LSB BIT 3 = Output Emphasis 1G bit 0
1563 	 * LSB BIT 4 = Output Emphasis 1G bit 1
1564 	 * LSB BIT 5 = Output Swing 2G bit 0
1565 	 * LSB BIT 6 = Output Swing 2G bit 1
1566 	 * LSB BIT 7 = Output Swing 2G bit 2
1567 	 *
1568 	 * MSB BIT 0 = Output Emphasis 2G bit 0
1569 	 * MSB BIT 1 = Output Emphasis 2G bit 1
1570 	 * MSB BIT 2 = Output Enable
1571 	 * MSB BIT 3 =
1572 	 * MSB BIT 4 =
1573 	 * MSB BIT 5 =
1574 	 * MSB BIT 6 =
1575 	 * MSB BIT 7 =
1576 	 */
1577 	uint8_t seriallink_options[4];
1578 
1579 	/*
1580 	 * NVRAM host parameter block
1581 	 *
1582 	 * LSB BIT 0 = Enable spinup delay
1583 	 * LSB BIT 1 = Disable BIOS
1584 	 * LSB BIT 2 = Enable Memory Map BIOS
1585 	 * LSB BIT 3 = Enable Selectable Boot
1586 	 * LSB BIT 4 = Disable RISC code load
1587 	 * LSB BIT 5 = Set cache line size 1
1588 	 * LSB BIT 6 = PCI Parity Disable
1589 	 * LSB BIT 7 = Enable extended logging
1590 	 *
1591 	 * MSB BIT 0 = Enable 64bit addressing
1592 	 * MSB BIT 1 = Enable lip reset
1593 	 * MSB BIT 2 = Enable lip full login
1594 	 * MSB BIT 3 = Enable target reset
1595 	 * MSB BIT 4 = Enable database storage
1596 	 * MSB BIT 5 = Enable cache flush read
1597 	 * MSB BIT 6 = Enable database load
1598 	 * MSB BIT 7 = Enable alternate WWN
1599 	 */
1600 	uint8_t host_p[2];
1601 
1602 	uint8_t boot_node_name[WWN_SIZE];
1603 	uint8_t boot_lun_number;
1604 	uint8_t reset_delay;
1605 	uint8_t port_down_retry_count;
1606 	uint8_t boot_id_number;
1607 	uint16_t max_luns_per_target;
1608 	uint8_t fcode_boot_port_name[WWN_SIZE];
1609 	uint8_t alternate_port_name[WWN_SIZE];
1610 	uint8_t alternate_node_name[WWN_SIZE];
1611 
1612 	/*
1613 	 * BIT 0 = Selective Login
1614 	 * BIT 1 = Alt-Boot Enable
1615 	 * BIT 2 =
1616 	 * BIT 3 = Boot Order List
1617 	 * BIT 4 =
1618 	 * BIT 5 = Selective LUN
1619 	 * BIT 6 =
1620 	 * BIT 7 = unused
1621 	 */
1622 	uint8_t efi_parameters;
1623 
1624 	uint8_t link_down_timeout;
1625 
1626 	uint8_t adapter_id[16];
1627 
1628 	uint8_t alt1_boot_node_name[WWN_SIZE];
1629 	uint16_t alt1_boot_lun_number;
1630 	uint8_t alt2_boot_node_name[WWN_SIZE];
1631 	uint16_t alt2_boot_lun_number;
1632 	uint8_t alt3_boot_node_name[WWN_SIZE];
1633 	uint16_t alt3_boot_lun_number;
1634 	uint8_t alt4_boot_node_name[WWN_SIZE];
1635 	uint16_t alt4_boot_lun_number;
1636 	uint8_t alt5_boot_node_name[WWN_SIZE];
1637 	uint16_t alt5_boot_lun_number;
1638 	uint8_t alt6_boot_node_name[WWN_SIZE];
1639 	uint16_t alt6_boot_lun_number;
1640 	uint8_t alt7_boot_node_name[WWN_SIZE];
1641 	uint16_t alt7_boot_lun_number;
1642 
1643 	uint8_t reserved_3[2];
1644 
1645 	/* Offset 200-215 : Model Number */
1646 	uint8_t model_number[16];
1647 
1648 	/* OEM related items */
1649 	uint8_t oem_specific[16];
1650 
1651 	/*
1652 	 * NVRAM Adapter Features offset 232-239
1653 	 *
1654 	 * LSB BIT 0 = External GBIC
1655 	 * LSB BIT 1 = Risc RAM parity
1656 	 * LSB BIT 2 = Buffer Plus Module
1657 	 * LSB BIT 3 = Multi Chip Adapter
1658 	 * LSB BIT 4 = Internal connector
1659 	 * LSB BIT 5 =
1660 	 * LSB BIT 6 =
1661 	 * LSB BIT 7 =
1662 	 *
1663 	 * MSB BIT 0 =
1664 	 * MSB BIT 1 =
1665 	 * MSB BIT 2 =
1666 	 * MSB BIT 3 =
1667 	 * MSB BIT 4 =
1668 	 * MSB BIT 5 =
1669 	 * MSB BIT 6 =
1670 	 * MSB BIT 7 =
1671 	 */
1672 	uint8_t	adapter_features[2];
1673 
1674 	uint8_t reserved_4[16];
1675 
1676 	/* Subsystem vendor ID for ISP2200 */
1677 	uint16_t subsystem_vendor_id_2200;
1678 
1679 	/* Subsystem device ID for ISP2200 */
1680 	uint16_t subsystem_device_id_2200;
1681 
1682 	uint8_t	 reserved_5;
1683 	uint8_t	 checksum;
1684 } nvram_t;
1685 
1686 /*
1687  * ISP queue - response queue entry definition.
1688  */
1689 typedef struct {
1690 	uint8_t		entry_type;		/* Entry type. */
1691 	uint8_t		entry_count;		/* Entry count. */
1692 	uint8_t		sys_define;		/* System defined. */
1693 	uint8_t		entry_status;		/* Entry Status. */
1694 	uint32_t	handle;			/* System defined handle */
1695 	uint8_t		data[52];
1696 	uint32_t	signature;
1697 #define RESPONSE_PROCESSED	0xDEADDEAD	/* Signature */
1698 } response_t;
1699 
1700 /*
1701  * ISP queue - ATIO queue entry definition.
1702  */
1703 struct atio {
1704 	uint8_t		entry_type;		/* Entry type. */
1705 	uint8_t		entry_count;		/* Entry count. */
1706 	__le16		attr_n_length;
1707 	uint8_t		data[56];
1708 	uint32_t	signature;
1709 #define ATIO_PROCESSED 0xDEADDEAD		/* Signature */
1710 };
1711 
1712 typedef union {
1713 	uint16_t extended;
1714 	struct {
1715 		uint8_t reserved;
1716 		uint8_t standard;
1717 	} id;
1718 } target_id_t;
1719 
1720 #define SET_TARGET_ID(ha, to, from)			\
1721 do {							\
1722 	if (HAS_EXTENDED_IDS(ha))			\
1723 		to.extended = cpu_to_le16(from);	\
1724 	else						\
1725 		to.id.standard = (uint8_t)from;		\
1726 } while (0)
1727 
1728 /*
1729  * ISP queue - command entry structure definition.
1730  */
1731 #define COMMAND_TYPE	0x11		/* Command entry */
1732 typedef struct {
1733 	uint8_t entry_type;		/* Entry type. */
1734 	uint8_t entry_count;		/* Entry count. */
1735 	uint8_t sys_define;		/* System defined. */
1736 	uint8_t entry_status;		/* Entry Status. */
1737 	uint32_t handle;		/* System handle. */
1738 	target_id_t target;		/* SCSI ID */
1739 	uint16_t lun;			/* SCSI LUN */
1740 	uint16_t control_flags;		/* Control flags. */
1741 #define CF_WRITE	BIT_6
1742 #define CF_READ		BIT_5
1743 #define CF_SIMPLE_TAG	BIT_3
1744 #define CF_ORDERED_TAG	BIT_2
1745 #define CF_HEAD_TAG	BIT_1
1746 	uint16_t reserved_1;
1747 	uint16_t timeout;		/* Command timeout. */
1748 	uint16_t dseg_count;		/* Data segment count. */
1749 	uint8_t scsi_cdb[MAX_CMDSZ]; 	/* SCSI command words. */
1750 	uint32_t byte_count;		/* Total byte count. */
1751 	uint32_t dseg_0_address;	/* Data segment 0 address. */
1752 	uint32_t dseg_0_length;		/* Data segment 0 length. */
1753 	uint32_t dseg_1_address;	/* Data segment 1 address. */
1754 	uint32_t dseg_1_length;		/* Data segment 1 length. */
1755 	uint32_t dseg_2_address;	/* Data segment 2 address. */
1756 	uint32_t dseg_2_length;		/* Data segment 2 length. */
1757 } cmd_entry_t;
1758 
1759 /*
1760  * ISP queue - 64-Bit addressing, command entry structure definition.
1761  */
1762 #define COMMAND_A64_TYPE	0x19	/* Command A64 entry */
1763 typedef struct {
1764 	uint8_t entry_type;		/* Entry type. */
1765 	uint8_t entry_count;		/* Entry count. */
1766 	uint8_t sys_define;		/* System defined. */
1767 	uint8_t entry_status;		/* Entry Status. */
1768 	uint32_t handle;		/* System handle. */
1769 	target_id_t target;		/* SCSI ID */
1770 	uint16_t lun;			/* SCSI LUN */
1771 	uint16_t control_flags;		/* Control flags. */
1772 	uint16_t reserved_1;
1773 	uint16_t timeout;		/* Command timeout. */
1774 	uint16_t dseg_count;		/* Data segment count. */
1775 	uint8_t scsi_cdb[MAX_CMDSZ];	/* SCSI command words. */
1776 	uint32_t byte_count;		/* Total byte count. */
1777 	uint32_t dseg_0_address[2];	/* Data segment 0 address. */
1778 	uint32_t dseg_0_length;		/* Data segment 0 length. */
1779 	uint32_t dseg_1_address[2];	/* Data segment 1 address. */
1780 	uint32_t dseg_1_length;		/* Data segment 1 length. */
1781 } cmd_a64_entry_t, request_t;
1782 
1783 /*
1784  * ISP queue - continuation entry structure definition.
1785  */
1786 #define CONTINUE_TYPE		0x02	/* Continuation entry. */
1787 typedef struct {
1788 	uint8_t entry_type;		/* Entry type. */
1789 	uint8_t entry_count;		/* Entry count. */
1790 	uint8_t sys_define;		/* System defined. */
1791 	uint8_t entry_status;		/* Entry Status. */
1792 	uint32_t reserved;
1793 	uint32_t dseg_0_address;	/* Data segment 0 address. */
1794 	uint32_t dseg_0_length;		/* Data segment 0 length. */
1795 	uint32_t dseg_1_address;	/* Data segment 1 address. */
1796 	uint32_t dseg_1_length;		/* Data segment 1 length. */
1797 	uint32_t dseg_2_address;	/* Data segment 2 address. */
1798 	uint32_t dseg_2_length;		/* Data segment 2 length. */
1799 	uint32_t dseg_3_address;	/* Data segment 3 address. */
1800 	uint32_t dseg_3_length;		/* Data segment 3 length. */
1801 	uint32_t dseg_4_address;	/* Data segment 4 address. */
1802 	uint32_t dseg_4_length;		/* Data segment 4 length. */
1803 	uint32_t dseg_5_address;	/* Data segment 5 address. */
1804 	uint32_t dseg_5_length;		/* Data segment 5 length. */
1805 	uint32_t dseg_6_address;	/* Data segment 6 address. */
1806 	uint32_t dseg_6_length;		/* Data segment 6 length. */
1807 } cont_entry_t;
1808 
1809 /*
1810  * ISP queue - 64-Bit addressing, continuation entry structure definition.
1811  */
1812 #define CONTINUE_A64_TYPE	0x0A	/* Continuation A64 entry. */
1813 typedef struct {
1814 	uint8_t entry_type;		/* Entry type. */
1815 	uint8_t entry_count;		/* Entry count. */
1816 	uint8_t sys_define;		/* System defined. */
1817 	uint8_t entry_status;		/* Entry Status. */
1818 	uint32_t dseg_0_address[2];	/* Data segment 0 address. */
1819 	uint32_t dseg_0_length;		/* Data segment 0 length. */
1820 	uint32_t dseg_1_address[2];	/* Data segment 1 address. */
1821 	uint32_t dseg_1_length;		/* Data segment 1 length. */
1822 	uint32_t dseg_2_address	[2];	/* Data segment 2 address. */
1823 	uint32_t dseg_2_length;		/* Data segment 2 length. */
1824 	uint32_t dseg_3_address[2];	/* Data segment 3 address. */
1825 	uint32_t dseg_3_length;		/* Data segment 3 length. */
1826 	uint32_t dseg_4_address[2];	/* Data segment 4 address. */
1827 	uint32_t dseg_4_length;		/* Data segment 4 length. */
1828 } cont_a64_entry_t;
1829 
1830 #define PO_MODE_DIF_INSERT	0
1831 #define PO_MODE_DIF_REMOVE	1
1832 #define PO_MODE_DIF_PASS	2
1833 #define PO_MODE_DIF_REPLACE	3
1834 #define PO_MODE_DIF_TCP_CKSUM	6
1835 #define PO_ENABLE_INCR_GUARD_SEED	BIT_3
1836 #define PO_DISABLE_GUARD_CHECK	BIT_4
1837 #define PO_DISABLE_INCR_REF_TAG	BIT_5
1838 #define PO_DIS_HEADER_MODE	BIT_7
1839 #define PO_ENABLE_DIF_BUNDLING	BIT_8
1840 #define PO_DIS_FRAME_MODE	BIT_9
1841 #define PO_DIS_VALD_APP_ESC	BIT_10 /* Dis validation for escape tag/ffffh */
1842 #define PO_DIS_VALD_APP_REF_ESC BIT_11
1843 
1844 #define PO_DIS_APP_TAG_REPL	BIT_12 /* disable REG Tag replacement */
1845 #define PO_DIS_REF_TAG_REPL	BIT_13
1846 #define PO_DIS_APP_TAG_VALD	BIT_14 /* disable REF Tag validation */
1847 #define PO_DIS_REF_TAG_VALD	BIT_15
1848 
1849 /*
1850  * ISP queue - 64-Bit addressing, continuation crc entry structure definition.
1851  */
1852 struct crc_context {
1853 	uint32_t handle;		/* System handle. */
1854 	__le32 ref_tag;
1855 	__le16 app_tag;
1856 	uint8_t ref_tag_mask[4];	/* Validation/Replacement Mask*/
1857 	uint8_t app_tag_mask[2];	/* Validation/Replacement Mask*/
1858 	__le16 guard_seed;		/* Initial Guard Seed */
1859 	__le16 prot_opts;		/* Requested Data Protection Mode */
1860 	__le16 blk_size;		/* Data size in bytes */
1861 	uint16_t runt_blk_guard;	/* Guard value for runt block (tape
1862 					 * only) */
1863 	__le32 byte_count;		/* Total byte count/ total data
1864 					 * transfer count */
1865 	union {
1866 		struct {
1867 			uint32_t	reserved_1;
1868 			uint16_t	reserved_2;
1869 			uint16_t	reserved_3;
1870 			uint32_t	reserved_4;
1871 			uint32_t	data_address[2];
1872 			uint32_t	data_length;
1873 			uint32_t	reserved_5[2];
1874 			uint32_t	reserved_6;
1875 		} nobundling;
1876 		struct {
1877 			__le32	dif_byte_count;	/* Total DIF byte
1878 							 * count */
1879 			uint16_t	reserved_1;
1880 			__le16	dseg_count;	/* Data segment count */
1881 			uint32_t	reserved_2;
1882 			uint32_t	data_address[2];
1883 			uint32_t	data_length;
1884 			uint32_t	dif_address[2];
1885 			uint32_t	dif_length;	/* Data segment 0
1886 							 * length */
1887 		} bundling;
1888 	} u;
1889 
1890 	struct fcp_cmnd	fcp_cmnd;
1891 	dma_addr_t	crc_ctx_dma;
1892 	/* List of DMA context transfers */
1893 	struct list_head dsd_list;
1894 
1895 	/* This structure should not exceed 512 bytes */
1896 };
1897 
1898 #define CRC_CONTEXT_LEN_FW	(offsetof(struct crc_context, fcp_cmnd.lun))
1899 #define CRC_CONTEXT_FCPCMND_OFF	(offsetof(struct crc_context, fcp_cmnd.lun))
1900 
1901 /*
1902  * ISP queue - status entry structure definition.
1903  */
1904 #define	STATUS_TYPE	0x03		/* Status entry. */
1905 typedef struct {
1906 	uint8_t entry_type;		/* Entry type. */
1907 	uint8_t entry_count;		/* Entry count. */
1908 	uint8_t sys_define;		/* System defined. */
1909 	uint8_t entry_status;		/* Entry Status. */
1910 	uint32_t handle;		/* System handle. */
1911 	uint16_t scsi_status;		/* SCSI status. */
1912 	uint16_t comp_status;		/* Completion status. */
1913 	uint16_t state_flags;		/* State flags. */
1914 	uint16_t status_flags;		/* Status flags. */
1915 	uint16_t rsp_info_len;		/* Response Info Length. */
1916 	uint16_t req_sense_length;	/* Request sense data length. */
1917 	uint32_t residual_length;	/* Residual transfer length. */
1918 	uint8_t rsp_info[8];		/* FCP response information. */
1919 	uint8_t req_sense_data[32];	/* Request sense data. */
1920 } sts_entry_t;
1921 
1922 /*
1923  * Status entry entry status
1924  */
1925 #define RF_RQ_DMA_ERROR	BIT_6		/* Request Queue DMA error. */
1926 #define RF_INV_E_ORDER	BIT_5		/* Invalid entry order. */
1927 #define RF_INV_E_COUNT	BIT_4		/* Invalid entry count. */
1928 #define RF_INV_E_PARAM	BIT_3		/* Invalid entry parameter. */
1929 #define RF_INV_E_TYPE	BIT_2		/* Invalid entry type. */
1930 #define RF_BUSY		BIT_1		/* Busy */
1931 #define RF_MASK		(RF_RQ_DMA_ERROR | RF_INV_E_ORDER | RF_INV_E_COUNT | \
1932 			 RF_INV_E_PARAM | RF_INV_E_TYPE | RF_BUSY)
1933 #define RF_MASK_24XX	(RF_INV_E_ORDER | RF_INV_E_COUNT | RF_INV_E_PARAM | \
1934 			 RF_INV_E_TYPE)
1935 
1936 /*
1937  * Status entry SCSI status bit definitions.
1938  */
1939 #define SS_MASK				0xfff	/* Reserved bits BIT_12-BIT_15*/
1940 #define SS_RESIDUAL_UNDER		BIT_11
1941 #define SS_RESIDUAL_OVER		BIT_10
1942 #define SS_SENSE_LEN_VALID		BIT_9
1943 #define SS_RESPONSE_INFO_LEN_VALID	BIT_8
1944 #define SS_SCSI_STATUS_BYTE	0xff
1945 
1946 #define SS_RESERVE_CONFLICT		(BIT_4 | BIT_3)
1947 #define SS_BUSY_CONDITION		BIT_3
1948 #define SS_CONDITION_MET		BIT_2
1949 #define SS_CHECK_CONDITION		BIT_1
1950 
1951 /*
1952  * Status entry completion status
1953  */
1954 #define CS_COMPLETE		0x0	/* No errors */
1955 #define CS_INCOMPLETE		0x1	/* Incomplete transfer of cmd. */
1956 #define CS_DMA			0x2	/* A DMA direction error. */
1957 #define CS_TRANSPORT		0x3	/* Transport error. */
1958 #define CS_RESET		0x4	/* SCSI bus reset occurred */
1959 #define CS_ABORTED		0x5	/* System aborted command. */
1960 #define CS_TIMEOUT		0x6	/* Timeout error. */
1961 #define CS_DATA_OVERRUN		0x7	/* Data overrun. */
1962 #define CS_DIF_ERROR		0xC	/* DIF error detected  */
1963 
1964 #define CS_DATA_UNDERRUN	0x15	/* Data Underrun. */
1965 #define CS_QUEUE_FULL		0x1C	/* Queue Full. */
1966 #define CS_PORT_UNAVAILABLE	0x28	/* Port unavailable */
1967 					/* (selection timeout) */
1968 #define CS_PORT_LOGGED_OUT	0x29	/* Port Logged Out */
1969 #define CS_PORT_CONFIG_CHG	0x2A	/* Port Configuration Changed */
1970 #define CS_PORT_BUSY		0x2B	/* Port Busy */
1971 #define CS_COMPLETE_CHKCOND	0x30	/* Error? */
1972 #define CS_IOCB_ERROR		0x31	/* Generic error for IOCB request
1973 					   failure */
1974 #define CS_BAD_PAYLOAD		0x80	/* Driver defined */
1975 #define CS_UNKNOWN		0x81	/* Driver defined */
1976 #define CS_RETRY		0x82	/* Driver defined */
1977 #define CS_LOOP_DOWN_ABORT	0x83	/* Driver defined */
1978 
1979 #define CS_BIDIR_RD_OVERRUN			0x700
1980 #define CS_BIDIR_RD_WR_OVERRUN			0x707
1981 #define CS_BIDIR_RD_OVERRUN_WR_UNDERRUN		0x715
1982 #define CS_BIDIR_RD_UNDERRUN			0x1500
1983 #define CS_BIDIR_RD_UNDERRUN_WR_OVERRUN		0x1507
1984 #define CS_BIDIR_RD_WR_UNDERRUN			0x1515
1985 #define CS_BIDIR_DMA				0x200
1986 /*
1987  * Status entry status flags
1988  */
1989 #define SF_ABTS_TERMINATED	BIT_10
1990 #define SF_LOGOUT_SENT		BIT_13
1991 
1992 /*
1993  * ISP queue - status continuation entry structure definition.
1994  */
1995 #define	STATUS_CONT_TYPE	0x10	/* Status continuation entry. */
1996 typedef struct {
1997 	uint8_t entry_type;		/* Entry type. */
1998 	uint8_t entry_count;		/* Entry count. */
1999 	uint8_t sys_define;		/* System defined. */
2000 	uint8_t entry_status;		/* Entry Status. */
2001 	uint8_t data[60];		/* data */
2002 } sts_cont_entry_t;
2003 
2004 /*
2005  * ISP queue -	RIO Type 1 status entry (32 bit I/O entry handles)
2006  *		structure definition.
2007  */
2008 #define	STATUS_TYPE_21 0x21		/* Status entry. */
2009 typedef struct {
2010 	uint8_t entry_type;		/* Entry type. */
2011 	uint8_t entry_count;		/* Entry count. */
2012 	uint8_t handle_count;		/* Handle count. */
2013 	uint8_t entry_status;		/* Entry Status. */
2014 	uint32_t handle[15];		/* System handles. */
2015 } sts21_entry_t;
2016 
2017 /*
2018  * ISP queue -	RIO Type 2 status entry (16 bit I/O entry handles)
2019  *		structure definition.
2020  */
2021 #define	STATUS_TYPE_22	0x22		/* Status entry. */
2022 typedef struct {
2023 	uint8_t entry_type;		/* Entry type. */
2024 	uint8_t entry_count;		/* Entry count. */
2025 	uint8_t handle_count;		/* Handle count. */
2026 	uint8_t entry_status;		/* Entry Status. */
2027 	uint16_t handle[30];		/* System handles. */
2028 } sts22_entry_t;
2029 
2030 /*
2031  * ISP queue - marker entry structure definition.
2032  */
2033 #define MARKER_TYPE	0x04		/* Marker entry. */
2034 typedef struct {
2035 	uint8_t entry_type;		/* Entry type. */
2036 	uint8_t entry_count;		/* Entry count. */
2037 	uint8_t handle_count;		/* Handle count. */
2038 	uint8_t entry_status;		/* Entry Status. */
2039 	uint32_t sys_define_2;		/* System defined. */
2040 	target_id_t target;		/* SCSI ID */
2041 	uint8_t modifier;		/* Modifier (7-0). */
2042 #define MK_SYNC_ID_LUN	0		/* Synchronize ID/LUN */
2043 #define MK_SYNC_ID	1		/* Synchronize ID */
2044 #define MK_SYNC_ALL	2		/* Synchronize all ID/LUN */
2045 #define MK_SYNC_LIP	3		/* Synchronize all ID/LUN, */
2046 					/* clear port changed, */
2047 					/* use sequence number. */
2048 	uint8_t reserved_1;
2049 	uint16_t sequence_number;	/* Sequence number of event */
2050 	uint16_t lun;			/* SCSI LUN */
2051 	uint8_t reserved_2[48];
2052 } mrk_entry_t;
2053 
2054 /*
2055  * ISP queue - Management Server entry structure definition.
2056  */
2057 #define MS_IOCB_TYPE		0x29	/* Management Server IOCB entry */
2058 typedef struct {
2059 	uint8_t entry_type;		/* Entry type. */
2060 	uint8_t entry_count;		/* Entry count. */
2061 	uint8_t handle_count;		/* Handle count. */
2062 	uint8_t entry_status;		/* Entry Status. */
2063 	uint32_t handle1;		/* System handle. */
2064 	target_id_t loop_id;
2065 	uint16_t status;
2066 	uint16_t control_flags;		/* Control flags. */
2067 	uint16_t reserved2;
2068 	uint16_t timeout;
2069 	uint16_t cmd_dsd_count;
2070 	uint16_t total_dsd_count;
2071 	uint8_t type;
2072 	uint8_t r_ctl;
2073 	uint16_t rx_id;
2074 	uint16_t reserved3;
2075 	uint32_t handle2;
2076 	uint32_t rsp_bytecount;
2077 	uint32_t req_bytecount;
2078 	uint32_t dseg_req_address[2];	/* Data segment 0 address. */
2079 	uint32_t dseg_req_length;	/* Data segment 0 length. */
2080 	uint32_t dseg_rsp_address[2];	/* Data segment 1 address. */
2081 	uint32_t dseg_rsp_length;	/* Data segment 1 length. */
2082 } ms_iocb_entry_t;
2083 
2084 
2085 /*
2086  * ISP queue - Mailbox Command entry structure definition.
2087  */
2088 #define MBX_IOCB_TYPE	0x39
2089 struct mbx_entry {
2090 	uint8_t entry_type;
2091 	uint8_t entry_count;
2092 	uint8_t sys_define1;
2093 	/* Use sys_define1 for source type */
2094 #define SOURCE_SCSI	0x00
2095 #define SOURCE_IP	0x01
2096 #define SOURCE_VI	0x02
2097 #define SOURCE_SCTP	0x03
2098 #define SOURCE_MP	0x04
2099 #define SOURCE_MPIOCTL	0x05
2100 #define SOURCE_ASYNC_IOCB 0x07
2101 
2102 	uint8_t entry_status;
2103 
2104 	uint32_t handle;
2105 	target_id_t loop_id;
2106 
2107 	uint16_t status;
2108 	uint16_t state_flags;
2109 	uint16_t status_flags;
2110 
2111 	uint32_t sys_define2[2];
2112 
2113 	uint16_t mb0;
2114 	uint16_t mb1;
2115 	uint16_t mb2;
2116 	uint16_t mb3;
2117 	uint16_t mb6;
2118 	uint16_t mb7;
2119 	uint16_t mb9;
2120 	uint16_t mb10;
2121 	uint32_t reserved_2[2];
2122 	uint8_t node_name[WWN_SIZE];
2123 	uint8_t port_name[WWN_SIZE];
2124 };
2125 
2126 #ifndef IMMED_NOTIFY_TYPE
2127 #define IMMED_NOTIFY_TYPE 0x0D		/* Immediate notify entry. */
2128 /*
2129  * ISP queue -	immediate notify entry structure definition.
2130  *		This is sent by the ISP to the Target driver.
2131  *		This IOCB would have report of events sent by the
2132  *		initiator, that needs to be handled by the target
2133  *		driver immediately.
2134  */
2135 struct imm_ntfy_from_isp {
2136 	uint8_t	 entry_type;		    /* Entry type. */
2137 	uint8_t	 entry_count;		    /* Entry count. */
2138 	uint8_t	 sys_define;		    /* System defined. */
2139 	uint8_t	 entry_status;		    /* Entry Status. */
2140 	union {
2141 		struct {
2142 			uint32_t sys_define_2; /* System defined. */
2143 			target_id_t target;
2144 			uint16_t lun;
2145 			uint8_t  target_id;
2146 			uint8_t  reserved_1;
2147 			uint16_t status_modifier;
2148 			uint16_t status;
2149 			uint16_t task_flags;
2150 			uint16_t seq_id;
2151 			uint16_t srr_rx_id;
2152 			uint32_t srr_rel_offs;
2153 			uint16_t srr_ui;
2154 #define SRR_IU_DATA_IN	0x1
2155 #define SRR_IU_DATA_OUT	0x5
2156 #define SRR_IU_STATUS	0x7
2157 			uint16_t srr_ox_id;
2158 			uint8_t reserved_2[28];
2159 		} isp2x;
2160 		struct {
2161 			uint32_t reserved;
2162 			uint16_t nport_handle;
2163 			uint16_t reserved_2;
2164 			uint16_t flags;
2165 #define NOTIFY24XX_FLAGS_GLOBAL_TPRLO   BIT_1
2166 #define NOTIFY24XX_FLAGS_PUREX_IOCB     BIT_0
2167 			uint16_t srr_rx_id;
2168 			uint16_t status;
2169 			uint8_t  status_subcode;
2170 			uint8_t  fw_handle;
2171 			uint32_t exchange_address;
2172 			uint32_t srr_rel_offs;
2173 			uint16_t srr_ui;
2174 			uint16_t srr_ox_id;
2175 			union {
2176 				struct {
2177 					uint8_t node_name[8];
2178 				} plogi; /* PLOGI/ADISC/PDISC */
2179 				struct {
2180 					/* PRLI word 3 bit 0-15 */
2181 					uint16_t wd3_lo;
2182 					uint8_t resv0[6];
2183 				} prli;
2184 				struct {
2185 					uint8_t port_id[3];
2186 					uint8_t resv1;
2187 					uint16_t nport_handle;
2188 					uint16_t resv2;
2189 				} req_els;
2190 			} u;
2191 			uint8_t port_name[8];
2192 			uint8_t resv3[3];
2193 			uint8_t  vp_index;
2194 			uint32_t reserved_5;
2195 			uint8_t  port_id[3];
2196 			uint8_t  reserved_6;
2197 		} isp24;
2198 	} u;
2199 	uint16_t reserved_7;
2200 	uint16_t ox_id;
2201 } __packed;
2202 #endif
2203 
2204 /*
2205  * ISP request and response queue entry sizes
2206  */
2207 #define RESPONSE_ENTRY_SIZE	(sizeof(response_t))
2208 #define REQUEST_ENTRY_SIZE	(sizeof(request_t))
2209 
2210 
2211 
2212 /*
2213  * Switch info gathering structure.
2214  */
2215 typedef struct {
2216 	port_id_t d_id;
2217 	uint8_t node_name[WWN_SIZE];
2218 	uint8_t port_name[WWN_SIZE];
2219 	uint8_t fabric_port_name[WWN_SIZE];
2220 	uint16_t fp_speed;
2221 	uint8_t fc4_type;
2222 	uint8_t fc4f_nvme;	/* nvme fc4 feature bits */
2223 } sw_info_t;
2224 
2225 /* FCP-4 types */
2226 #define FC4_TYPE_FCP_SCSI	0x08
2227 #define FC4_TYPE_NVME		0x28
2228 #define FC4_TYPE_OTHER		0x0
2229 #define FC4_TYPE_UNKNOWN	0xff
2230 
2231 /* mailbox command 4G & above */
2232 struct mbx_24xx_entry {
2233 	uint8_t		entry_type;
2234 	uint8_t		entry_count;
2235 	uint8_t		sys_define1;
2236 	uint8_t		entry_status;
2237 	uint32_t	handle;
2238 	uint16_t	mb[28];
2239 };
2240 
2241 #define IOCB_SIZE 64
2242 
2243 /*
2244  * Fibre channel port type.
2245  */
2246 typedef enum {
2247 	FCT_UNKNOWN,
2248 	FCT_RSCN,
2249 	FCT_SWITCH,
2250 	FCT_BROADCAST,
2251 	FCT_INITIATOR,
2252 	FCT_TARGET,
2253 	FCT_NVME
2254 } fc_port_type_t;
2255 
2256 enum qla_sess_deletion {
2257 	QLA_SESS_DELETION_NONE		= 0,
2258 	QLA_SESS_DELETION_IN_PROGRESS,
2259 	QLA_SESS_DELETED,
2260 };
2261 
2262 enum qlt_plogi_link_t {
2263 	QLT_PLOGI_LINK_SAME_WWN,
2264 	QLT_PLOGI_LINK_CONFLICT,
2265 	QLT_PLOGI_LINK_MAX
2266 };
2267 
2268 struct qlt_plogi_ack_t {
2269 	struct list_head	list;
2270 	struct imm_ntfy_from_isp iocb;
2271 	port_id_t	id;
2272 	int		ref_count;
2273 	void		*fcport;
2274 };
2275 
2276 struct ct_sns_desc {
2277 	struct ct_sns_pkt	*ct_sns;
2278 	dma_addr_t		ct_sns_dma;
2279 };
2280 
2281 enum discovery_state {
2282 	DSC_DELETED,
2283 	DSC_GNN_ID,
2284 	DSC_GNL,
2285 	DSC_LOGIN_PEND,
2286 	DSC_LOGIN_FAILED,
2287 	DSC_GPDB,
2288 	DSC_UPD_FCPORT,
2289 	DSC_LOGIN_COMPLETE,
2290 	DSC_ADISC,
2291 	DSC_DELETE_PEND,
2292 };
2293 
2294 enum login_state {	/* FW control Target side */
2295 	DSC_LS_LLIOCB_SENT = 2,
2296 	DSC_LS_PLOGI_PEND,
2297 	DSC_LS_PLOGI_COMP,
2298 	DSC_LS_PRLI_PEND,
2299 	DSC_LS_PRLI_COMP,
2300 	DSC_LS_PORT_UNAVAIL,
2301 	DSC_LS_PRLO_PEND = 9,
2302 	DSC_LS_LOGO_PEND,
2303 };
2304 
2305 enum fcport_mgt_event {
2306 	FCME_RELOGIN = 1,
2307 	FCME_RSCN,
2308 	FCME_PLOGI_DONE,	/* Initiator side sent LLIOCB */
2309 	FCME_PRLI_DONE,
2310 	FCME_GNL_DONE,
2311 	FCME_GPSC_DONE,
2312 	FCME_GPDB_DONE,
2313 	FCME_GPNID_DONE,
2314 	FCME_GFFID_DONE,
2315 	FCME_ADISC_DONE,
2316 	FCME_GNNID_DONE,
2317 	FCME_GFPNID_DONE,
2318 	FCME_ELS_PLOGI_DONE,
2319 };
2320 
2321 enum rscn_addr_format {
2322 	RSCN_PORT_ADDR,
2323 	RSCN_AREA_ADDR,
2324 	RSCN_DOM_ADDR,
2325 	RSCN_FAB_ADDR,
2326 };
2327 
2328 /*
2329  * Fibre channel port structure.
2330  */
2331 typedef struct fc_port {
2332 	struct list_head list;
2333 	struct scsi_qla_host *vha;
2334 
2335 	uint8_t node_name[WWN_SIZE];
2336 	uint8_t port_name[WWN_SIZE];
2337 	port_id_t d_id;
2338 	uint16_t loop_id;
2339 	uint16_t old_loop_id;
2340 
2341 	unsigned int conf_compl_supported:1;
2342 	unsigned int deleted:2;
2343 	unsigned int free_pending:1;
2344 	unsigned int local:1;
2345 	unsigned int logout_on_delete:1;
2346 	unsigned int logo_ack_needed:1;
2347 	unsigned int keep_nport_handle:1;
2348 	unsigned int send_els_logo:1;
2349 	unsigned int login_pause:1;
2350 	unsigned int login_succ:1;
2351 	unsigned int query:1;
2352 	unsigned int id_changed:1;
2353 	unsigned int scan_needed:1;
2354 
2355 	struct work_struct nvme_del_work;
2356 	struct completion nvme_del_done;
2357 	uint32_t nvme_prli_service_param;
2358 #define NVME_PRLI_SP_CONF       BIT_7
2359 #define NVME_PRLI_SP_INITIATOR  BIT_5
2360 #define NVME_PRLI_SP_TARGET     BIT_4
2361 #define NVME_PRLI_SP_DISCOVERY  BIT_3
2362 	uint8_t nvme_flag;
2363 #define NVME_FLAG_REGISTERED 4
2364 #define NVME_FLAG_DELETING 2
2365 #define NVME_FLAG_RESETTING 1
2366 
2367 	struct fc_port *conflict;
2368 	unsigned char logout_completed;
2369 	int generation;
2370 
2371 	struct se_session *se_sess;
2372 	struct kref sess_kref;
2373 	struct qla_tgt *tgt;
2374 	unsigned long expires;
2375 	struct list_head del_list_entry;
2376 	struct work_struct free_work;
2377 	struct work_struct reg_work;
2378 	uint64_t jiffies_at_registration;
2379 	struct qlt_plogi_ack_t *plogi_link[QLT_PLOGI_LINK_MAX];
2380 
2381 	uint16_t tgt_id;
2382 	uint16_t old_tgt_id;
2383 	uint16_t sec_since_registration;
2384 
2385 	uint8_t fcp_prio;
2386 
2387 	uint8_t fabric_port_name[WWN_SIZE];
2388 	uint16_t fp_speed;
2389 
2390 	fc_port_type_t port_type;
2391 
2392 	atomic_t state;
2393 	uint32_t flags;
2394 
2395 	int login_retry;
2396 
2397 	struct fc_rport *rport, *drport;
2398 	u32 supported_classes;
2399 
2400 	uint8_t fc4_type;
2401 	uint8_t	fc4f_nvme;
2402 	uint8_t scan_state;
2403 	uint8_t n2n_flag;
2404 
2405 	unsigned long last_queue_full;
2406 	unsigned long last_ramp_up;
2407 
2408 	uint16_t port_id;
2409 
2410 	struct nvme_fc_remote_port *nvme_remote_port;
2411 
2412 	unsigned long retry_delay_timestamp;
2413 	struct qla_tgt_sess *tgt_session;
2414 	struct ct_sns_desc ct_desc;
2415 	enum discovery_state disc_state;
2416 	enum discovery_state next_disc_state;
2417 	enum login_state fw_login_state;
2418 	unsigned long dm_login_expire;
2419 	unsigned long plogi_nack_done_deadline;
2420 
2421 	u32 login_gen, last_login_gen;
2422 	u32 rscn_gen, last_rscn_gen;
2423 	u32 chip_reset;
2424 	struct list_head gnl_entry;
2425 	struct work_struct del_work;
2426 	u8 iocb[IOCB_SIZE];
2427 	u8 current_login_state;
2428 	u8 last_login_state;
2429 	u16 n2n_link_reset_cnt;
2430 	u16 n2n_chip_reset;
2431 } fc_port_t;
2432 
2433 #define QLA_FCPORT_SCAN		1
2434 #define QLA_FCPORT_FOUND	2
2435 
2436 struct event_arg {
2437 	enum fcport_mgt_event	event;
2438 	fc_port_t		*fcport;
2439 	srb_t			*sp;
2440 	port_id_t		id;
2441 	u16			data[2], rc;
2442 	u8			port_name[WWN_SIZE];
2443 	u32			iop[2];
2444 };
2445 
2446 #include "qla_mr.h"
2447 
2448 /*
2449  * Fibre channel port/lun states.
2450  */
2451 #define FCS_UNCONFIGURED	1
2452 #define FCS_DEVICE_DEAD		2
2453 #define FCS_DEVICE_LOST		3
2454 #define FCS_ONLINE		4
2455 
2456 static const char * const port_state_str[] = {
2457 	"Unknown",
2458 	"UNCONFIGURED",
2459 	"DEAD",
2460 	"LOST",
2461 	"ONLINE"
2462 };
2463 
2464 /*
2465  * FC port flags.
2466  */
2467 #define FCF_FABRIC_DEVICE	BIT_0
2468 #define FCF_LOGIN_NEEDED	BIT_1
2469 #define FCF_FCP2_DEVICE		BIT_2
2470 #define FCF_ASYNC_SENT		BIT_3
2471 #define FCF_CONF_COMP_SUPPORTED BIT_4
2472 #define FCF_ASYNC_ACTIVE	BIT_5
2473 
2474 /* No loop ID flag. */
2475 #define FC_NO_LOOP_ID		0x1000
2476 
2477 /*
2478  * FC-CT interface
2479  *
2480  * NOTE: All structures are big-endian in form.
2481  */
2482 
2483 #define CT_REJECT_RESPONSE	0x8001
2484 #define CT_ACCEPT_RESPONSE	0x8002
2485 #define CT_REASON_INVALID_COMMAND_CODE		0x01
2486 #define CT_REASON_CANNOT_PERFORM		0x09
2487 #define CT_REASON_COMMAND_UNSUPPORTED		0x0b
2488 #define CT_EXPL_ALREADY_REGISTERED		0x10
2489 #define CT_EXPL_HBA_ATTR_NOT_REGISTERED		0x11
2490 #define CT_EXPL_MULTIPLE_HBA_ATTR		0x12
2491 #define CT_EXPL_INVALID_HBA_BLOCK_LENGTH	0x13
2492 #define CT_EXPL_MISSING_REQ_HBA_ATTR		0x14
2493 #define CT_EXPL_PORT_NOT_REGISTERED_		0x15
2494 #define CT_EXPL_MISSING_HBA_ID_PORT_LIST	0x16
2495 #define CT_EXPL_HBA_NOT_REGISTERED		0x17
2496 #define CT_EXPL_PORT_ATTR_NOT_REGISTERED	0x20
2497 #define CT_EXPL_PORT_NOT_REGISTERED		0x21
2498 #define CT_EXPL_MULTIPLE_PORT_ATTR		0x22
2499 #define CT_EXPL_INVALID_PORT_BLOCK_LENGTH	0x23
2500 
2501 #define NS_N_PORT_TYPE	0x01
2502 #define NS_NL_PORT_TYPE	0x02
2503 #define NS_NX_PORT_TYPE	0x7F
2504 
2505 #define	GA_NXT_CMD	0x100
2506 #define	GA_NXT_REQ_SIZE	(16 + 4)
2507 #define	GA_NXT_RSP_SIZE	(16 + 620)
2508 
2509 #define	GPN_FT_CMD	0x172
2510 #define	GPN_FT_REQ_SIZE	(16 + 4)
2511 #define	GNN_FT_CMD	0x173
2512 #define	GNN_FT_REQ_SIZE	(16 + 4)
2513 
2514 #define	GID_PT_CMD	0x1A1
2515 #define	GID_PT_REQ_SIZE	(16 + 4)
2516 
2517 #define	GPN_ID_CMD	0x112
2518 #define	GPN_ID_REQ_SIZE	(16 + 4)
2519 #define	GPN_ID_RSP_SIZE	(16 + 8)
2520 
2521 #define	GNN_ID_CMD	0x113
2522 #define	GNN_ID_REQ_SIZE	(16 + 4)
2523 #define	GNN_ID_RSP_SIZE	(16 + 8)
2524 
2525 #define	GFT_ID_CMD	0x117
2526 #define	GFT_ID_REQ_SIZE	(16 + 4)
2527 #define	GFT_ID_RSP_SIZE	(16 + 32)
2528 
2529 #define GID_PN_CMD 0x121
2530 #define GID_PN_REQ_SIZE (16 + 8)
2531 #define GID_PN_RSP_SIZE (16 + 4)
2532 
2533 #define	RFT_ID_CMD	0x217
2534 #define	RFT_ID_REQ_SIZE	(16 + 4 + 32)
2535 #define	RFT_ID_RSP_SIZE	16
2536 
2537 #define	RFF_ID_CMD	0x21F
2538 #define	RFF_ID_REQ_SIZE	(16 + 4 + 2 + 1 + 1)
2539 #define	RFF_ID_RSP_SIZE	16
2540 
2541 #define	RNN_ID_CMD	0x213
2542 #define	RNN_ID_REQ_SIZE	(16 + 4 + 8)
2543 #define	RNN_ID_RSP_SIZE	16
2544 
2545 #define	RSNN_NN_CMD	 0x239
2546 #define	RSNN_NN_REQ_SIZE (16 + 8 + 1 + 255)
2547 #define	RSNN_NN_RSP_SIZE 16
2548 
2549 #define	GFPN_ID_CMD	0x11C
2550 #define	GFPN_ID_REQ_SIZE (16 + 4)
2551 #define	GFPN_ID_RSP_SIZE (16 + 8)
2552 
2553 #define	GPSC_CMD	0x127
2554 #define	GPSC_REQ_SIZE	(16 + 8)
2555 #define	GPSC_RSP_SIZE	(16 + 2 + 2)
2556 
2557 #define GFF_ID_CMD	0x011F
2558 #define GFF_ID_REQ_SIZE	(16 + 4)
2559 #define GFF_ID_RSP_SIZE (16 + 128)
2560 
2561 /*
2562  * HBA attribute types.
2563  */
2564 #define FDMI_HBA_ATTR_COUNT			9
2565 #define FDMIV2_HBA_ATTR_COUNT			17
2566 #define FDMI_HBA_NODE_NAME			0x1
2567 #define FDMI_HBA_MANUFACTURER			0x2
2568 #define FDMI_HBA_SERIAL_NUMBER			0x3
2569 #define FDMI_HBA_MODEL				0x4
2570 #define FDMI_HBA_MODEL_DESCRIPTION		0x5
2571 #define FDMI_HBA_HARDWARE_VERSION		0x6
2572 #define FDMI_HBA_DRIVER_VERSION			0x7
2573 #define FDMI_HBA_OPTION_ROM_VERSION		0x8
2574 #define FDMI_HBA_FIRMWARE_VERSION		0x9
2575 #define FDMI_HBA_OS_NAME_AND_VERSION		0xa
2576 #define FDMI_HBA_MAXIMUM_CT_PAYLOAD_LENGTH	0xb
2577 #define FDMI_HBA_NODE_SYMBOLIC_NAME		0xc
2578 #define FDMI_HBA_VENDOR_ID			0xd
2579 #define FDMI_HBA_NUM_PORTS			0xe
2580 #define FDMI_HBA_FABRIC_NAME			0xf
2581 #define FDMI_HBA_BOOT_BIOS_NAME			0x10
2582 #define FDMI_HBA_TYPE_VENDOR_IDENTIFIER		0xe0
2583 
2584 struct ct_fdmi_hba_attr {
2585 	uint16_t type;
2586 	uint16_t len;
2587 	union {
2588 		uint8_t node_name[WWN_SIZE];
2589 		uint8_t manufacturer[64];
2590 		uint8_t serial_num[32];
2591 		uint8_t model[16+1];
2592 		uint8_t model_desc[80];
2593 		uint8_t hw_version[32];
2594 		uint8_t driver_version[32];
2595 		uint8_t orom_version[16];
2596 		uint8_t fw_version[32];
2597 		uint8_t os_version[128];
2598 		uint32_t max_ct_len;
2599 	} a;
2600 };
2601 
2602 struct ct_fdmi_hba_attributes {
2603 	uint32_t count;
2604 	struct ct_fdmi_hba_attr entry[FDMI_HBA_ATTR_COUNT];
2605 };
2606 
2607 struct ct_fdmiv2_hba_attr {
2608 	uint16_t type;
2609 	uint16_t len;
2610 	union {
2611 		uint8_t node_name[WWN_SIZE];
2612 		uint8_t manufacturer[64];
2613 		uint8_t serial_num[32];
2614 		uint8_t model[16+1];
2615 		uint8_t model_desc[80];
2616 		uint8_t hw_version[16];
2617 		uint8_t driver_version[32];
2618 		uint8_t orom_version[16];
2619 		uint8_t fw_version[32];
2620 		uint8_t os_version[128];
2621 		uint32_t max_ct_len;
2622 		uint8_t sym_name[256];
2623 		uint32_t vendor_id;
2624 		uint32_t num_ports;
2625 		uint8_t fabric_name[WWN_SIZE];
2626 		uint8_t bios_name[32];
2627 		uint8_t vendor_identifier[8];
2628 	} a;
2629 };
2630 
2631 struct ct_fdmiv2_hba_attributes {
2632 	uint32_t count;
2633 	struct ct_fdmiv2_hba_attr entry[FDMIV2_HBA_ATTR_COUNT];
2634 };
2635 
2636 /*
2637  * Port attribute types.
2638  */
2639 #define FDMI_PORT_ATTR_COUNT		6
2640 #define FDMIV2_PORT_ATTR_COUNT		16
2641 #define FDMI_PORT_FC4_TYPES		0x1
2642 #define FDMI_PORT_SUPPORT_SPEED		0x2
2643 #define FDMI_PORT_CURRENT_SPEED		0x3
2644 #define FDMI_PORT_MAX_FRAME_SIZE	0x4
2645 #define FDMI_PORT_OS_DEVICE_NAME	0x5
2646 #define FDMI_PORT_HOST_NAME		0x6
2647 #define FDMI_PORT_NODE_NAME		0x7
2648 #define FDMI_PORT_NAME			0x8
2649 #define FDMI_PORT_SYM_NAME		0x9
2650 #define FDMI_PORT_TYPE			0xa
2651 #define FDMI_PORT_SUPP_COS		0xb
2652 #define FDMI_PORT_FABRIC_NAME		0xc
2653 #define FDMI_PORT_FC4_TYPE		0xd
2654 #define FDMI_PORT_STATE			0x101
2655 #define FDMI_PORT_COUNT			0x102
2656 #define FDMI_PORT_ID			0x103
2657 
2658 #define FDMI_PORT_SPEED_1GB		0x1
2659 #define FDMI_PORT_SPEED_2GB		0x2
2660 #define FDMI_PORT_SPEED_10GB		0x4
2661 #define FDMI_PORT_SPEED_4GB		0x8
2662 #define FDMI_PORT_SPEED_8GB		0x10
2663 #define FDMI_PORT_SPEED_16GB		0x20
2664 #define FDMI_PORT_SPEED_32GB		0x40
2665 #define FDMI_PORT_SPEED_UNKNOWN		0x8000
2666 
2667 #define FC_CLASS_2	0x04
2668 #define FC_CLASS_3	0x08
2669 #define FC_CLASS_2_3	0x0C
2670 
2671 struct ct_fdmiv2_port_attr {
2672 	uint16_t type;
2673 	uint16_t len;
2674 	union {
2675 		uint8_t fc4_types[32];
2676 		uint32_t sup_speed;
2677 		uint32_t cur_speed;
2678 		uint32_t max_frame_size;
2679 		uint8_t os_dev_name[32];
2680 		uint8_t host_name[256];
2681 		uint8_t node_name[WWN_SIZE];
2682 		uint8_t port_name[WWN_SIZE];
2683 		uint8_t port_sym_name[128];
2684 		uint32_t port_type;
2685 		uint32_t port_supported_cos;
2686 		uint8_t fabric_name[WWN_SIZE];
2687 		uint8_t port_fc4_type[32];
2688 		uint32_t port_state;
2689 		uint32_t num_ports;
2690 		uint32_t port_id;
2691 	} a;
2692 };
2693 
2694 /*
2695  * Port Attribute Block.
2696  */
2697 struct ct_fdmiv2_port_attributes {
2698 	uint32_t count;
2699 	struct ct_fdmiv2_port_attr entry[FDMIV2_PORT_ATTR_COUNT];
2700 };
2701 
2702 struct ct_fdmi_port_attr {
2703 	uint16_t type;
2704 	uint16_t len;
2705 	union {
2706 		uint8_t fc4_types[32];
2707 		uint32_t sup_speed;
2708 		uint32_t cur_speed;
2709 		uint32_t max_frame_size;
2710 		uint8_t os_dev_name[32];
2711 		uint8_t host_name[256];
2712 	} a;
2713 };
2714 
2715 struct ct_fdmi_port_attributes {
2716 	uint32_t count;
2717 	struct ct_fdmi_port_attr entry[FDMI_PORT_ATTR_COUNT];
2718 };
2719 
2720 /* FDMI definitions. */
2721 #define GRHL_CMD	0x100
2722 #define GHAT_CMD	0x101
2723 #define GRPL_CMD	0x102
2724 #define GPAT_CMD	0x110
2725 
2726 #define RHBA_CMD	0x200
2727 #define RHBA_RSP_SIZE	16
2728 
2729 #define RHAT_CMD	0x201
2730 #define RPRT_CMD	0x210
2731 
2732 #define RPA_CMD		0x211
2733 #define RPA_RSP_SIZE	16
2734 
2735 #define DHBA_CMD	0x300
2736 #define DHBA_REQ_SIZE	(16 + 8)
2737 #define DHBA_RSP_SIZE	16
2738 
2739 #define DHAT_CMD	0x301
2740 #define DPRT_CMD	0x310
2741 #define DPA_CMD		0x311
2742 
2743 /* CT command header -- request/response common fields */
2744 struct ct_cmd_hdr {
2745 	uint8_t revision;
2746 	uint8_t in_id[3];
2747 	uint8_t gs_type;
2748 	uint8_t gs_subtype;
2749 	uint8_t options;
2750 	uint8_t reserved;
2751 };
2752 
2753 /* CT command request */
2754 struct ct_sns_req {
2755 	struct ct_cmd_hdr header;
2756 	uint16_t command;
2757 	uint16_t max_rsp_size;
2758 	uint8_t fragment_id;
2759 	uint8_t reserved[3];
2760 
2761 	union {
2762 		/* GA_NXT, GPN_ID, GNN_ID, GFT_ID, GFPN_ID */
2763 		struct {
2764 			uint8_t reserved;
2765 			uint8_t port_id[3];
2766 		} port_id;
2767 
2768 		struct {
2769 			uint8_t reserved;
2770 			uint8_t domain;
2771 			uint8_t area;
2772 			uint8_t port_type;
2773 		} gpn_ft;
2774 
2775 		struct {
2776 			uint8_t port_type;
2777 			uint8_t domain;
2778 			uint8_t area;
2779 			uint8_t reserved;
2780 		} gid_pt;
2781 
2782 		struct {
2783 			uint8_t reserved;
2784 			uint8_t port_id[3];
2785 			uint8_t fc4_types[32];
2786 		} rft_id;
2787 
2788 		struct {
2789 			uint8_t reserved;
2790 			uint8_t port_id[3];
2791 			uint16_t reserved2;
2792 			uint8_t fc4_feature;
2793 			uint8_t fc4_type;
2794 		} rff_id;
2795 
2796 		struct {
2797 			uint8_t reserved;
2798 			uint8_t port_id[3];
2799 			uint8_t node_name[8];
2800 		} rnn_id;
2801 
2802 		struct {
2803 			uint8_t node_name[8];
2804 			uint8_t name_len;
2805 			uint8_t sym_node_name[255];
2806 		} rsnn_nn;
2807 
2808 		struct {
2809 			uint8_t hba_identifier[8];
2810 		} ghat;
2811 
2812 		struct {
2813 			uint8_t hba_identifier[8];
2814 			uint32_t entry_count;
2815 			uint8_t port_name[8];
2816 			struct ct_fdmi_hba_attributes attrs;
2817 		} rhba;
2818 
2819 		struct {
2820 			uint8_t hba_identifier[8];
2821 			uint32_t entry_count;
2822 			uint8_t port_name[8];
2823 			struct ct_fdmiv2_hba_attributes attrs;
2824 		} rhba2;
2825 
2826 		struct {
2827 			uint8_t hba_identifier[8];
2828 			struct ct_fdmi_hba_attributes attrs;
2829 		} rhat;
2830 
2831 		struct {
2832 			uint8_t port_name[8];
2833 			struct ct_fdmi_port_attributes attrs;
2834 		} rpa;
2835 
2836 		struct {
2837 			uint8_t port_name[8];
2838 			struct ct_fdmiv2_port_attributes attrs;
2839 		} rpa2;
2840 
2841 		struct {
2842 			uint8_t port_name[8];
2843 		} dhba;
2844 
2845 		struct {
2846 			uint8_t port_name[8];
2847 		} dhat;
2848 
2849 		struct {
2850 			uint8_t port_name[8];
2851 		} dprt;
2852 
2853 		struct {
2854 			uint8_t port_name[8];
2855 		} dpa;
2856 
2857 		struct {
2858 			uint8_t port_name[8];
2859 		} gpsc;
2860 
2861 		struct {
2862 			uint8_t reserved;
2863 			uint8_t port_id[3];
2864 		} gff_id;
2865 
2866 		struct {
2867 			uint8_t port_name[8];
2868 		} gid_pn;
2869 	} req;
2870 };
2871 
2872 /* CT command response header */
2873 struct ct_rsp_hdr {
2874 	struct ct_cmd_hdr header;
2875 	uint16_t response;
2876 	uint16_t residual;
2877 	uint8_t fragment_id;
2878 	uint8_t reason_code;
2879 	uint8_t explanation_code;
2880 	uint8_t vendor_unique;
2881 };
2882 
2883 struct ct_sns_gid_pt_data {
2884 	uint8_t control_byte;
2885 	uint8_t port_id[3];
2886 };
2887 
2888 /* It's the same for both GPN_FT and GNN_FT */
2889 struct ct_sns_gpnft_rsp {
2890 	struct {
2891 		struct ct_cmd_hdr header;
2892 		uint16_t response;
2893 		uint16_t residual;
2894 		uint8_t fragment_id;
2895 		uint8_t reason_code;
2896 		uint8_t explanation_code;
2897 		uint8_t vendor_unique;
2898 	};
2899 	/* Assume the largest number of targets for the union */
2900 	struct ct_sns_gpn_ft_data {
2901 		u8 control_byte;
2902 		u8 port_id[3];
2903 		u32 reserved;
2904 		u8 port_name[8];
2905 	} entries[1];
2906 };
2907 
2908 /* CT command response */
2909 struct ct_sns_rsp {
2910 	struct ct_rsp_hdr header;
2911 
2912 	union {
2913 		struct {
2914 			uint8_t port_type;
2915 			uint8_t port_id[3];
2916 			uint8_t port_name[8];
2917 			uint8_t sym_port_name_len;
2918 			uint8_t sym_port_name[255];
2919 			uint8_t node_name[8];
2920 			uint8_t sym_node_name_len;
2921 			uint8_t sym_node_name[255];
2922 			uint8_t init_proc_assoc[8];
2923 			uint8_t node_ip_addr[16];
2924 			uint8_t class_of_service[4];
2925 			uint8_t fc4_types[32];
2926 			uint8_t ip_address[16];
2927 			uint8_t fabric_port_name[8];
2928 			uint8_t reserved;
2929 			uint8_t hard_address[3];
2930 		} ga_nxt;
2931 
2932 		struct {
2933 			/* Assume the largest number of targets for the union */
2934 			struct ct_sns_gid_pt_data
2935 			    entries[MAX_FIBRE_DEVICES_MAX];
2936 		} gid_pt;
2937 
2938 		struct {
2939 			uint8_t port_name[8];
2940 		} gpn_id;
2941 
2942 		struct {
2943 			uint8_t node_name[8];
2944 		} gnn_id;
2945 
2946 		struct {
2947 			uint8_t fc4_types[32];
2948 		} gft_id;
2949 
2950 		struct {
2951 			uint32_t entry_count;
2952 			uint8_t port_name[8];
2953 			struct ct_fdmi_hba_attributes attrs;
2954 		} ghat;
2955 
2956 		struct {
2957 			uint8_t port_name[8];
2958 		} gfpn_id;
2959 
2960 		struct {
2961 			uint16_t speeds;
2962 			uint16_t speed;
2963 		} gpsc;
2964 
2965 #define GFF_FCP_SCSI_OFFSET	7
2966 #define GFF_NVME_OFFSET		23 /* type = 28h */
2967 		struct {
2968 			uint8_t fc4_features[128];
2969 		} gff_id;
2970 		struct {
2971 			uint8_t reserved;
2972 			uint8_t port_id[3];
2973 		} gid_pn;
2974 	} rsp;
2975 };
2976 
2977 struct ct_sns_pkt {
2978 	union {
2979 		struct ct_sns_req req;
2980 		struct ct_sns_rsp rsp;
2981 	} p;
2982 };
2983 
2984 struct ct_sns_gpnft_pkt {
2985 	union {
2986 		struct ct_sns_req req;
2987 		struct ct_sns_gpnft_rsp rsp;
2988 	} p;
2989 };
2990 
2991 enum scan_flags_t {
2992 	SF_SCANNING = BIT_0,
2993 	SF_QUEUED = BIT_1,
2994 };
2995 
2996 enum fc4type_t {
2997 	FS_FC4TYPE_FCP	= BIT_0,
2998 	FS_FC4TYPE_NVME	= BIT_1,
2999 };
3000 
3001 struct fab_scan_rp {
3002 	port_id_t id;
3003 	enum fc4type_t fc4type;
3004 	u8 port_name[8];
3005 	u8 node_name[8];
3006 };
3007 
3008 struct fab_scan {
3009 	struct fab_scan_rp *l;
3010 	u32 size;
3011 	u16 scan_retry;
3012 #define MAX_SCAN_RETRIES 5
3013 	enum scan_flags_t scan_flags;
3014 	struct delayed_work scan_work;
3015 };
3016 
3017 /*
3018  * SNS command structures -- for 2200 compatibility.
3019  */
3020 #define	RFT_ID_SNS_SCMD_LEN	22
3021 #define	RFT_ID_SNS_CMD_SIZE	60
3022 #define	RFT_ID_SNS_DATA_SIZE	16
3023 
3024 #define	RNN_ID_SNS_SCMD_LEN	10
3025 #define	RNN_ID_SNS_CMD_SIZE	36
3026 #define	RNN_ID_SNS_DATA_SIZE	16
3027 
3028 #define	GA_NXT_SNS_SCMD_LEN	6
3029 #define	GA_NXT_SNS_CMD_SIZE	28
3030 #define	GA_NXT_SNS_DATA_SIZE	(620 + 16)
3031 
3032 #define	GID_PT_SNS_SCMD_LEN	6
3033 #define	GID_PT_SNS_CMD_SIZE	28
3034 /*
3035  * Assume MAX_FIBRE_DEVICES_2100 as these defines are only used with older
3036  * adapters.
3037  */
3038 #define	GID_PT_SNS_DATA_SIZE	(MAX_FIBRE_DEVICES_2100 * 4 + 16)
3039 
3040 #define	GPN_ID_SNS_SCMD_LEN	6
3041 #define	GPN_ID_SNS_CMD_SIZE	28
3042 #define	GPN_ID_SNS_DATA_SIZE	(8 + 16)
3043 
3044 #define	GNN_ID_SNS_SCMD_LEN	6
3045 #define	GNN_ID_SNS_CMD_SIZE	28
3046 #define	GNN_ID_SNS_DATA_SIZE	(8 + 16)
3047 
3048 struct sns_cmd_pkt {
3049 	union {
3050 		struct {
3051 			uint16_t buffer_length;
3052 			uint16_t reserved_1;
3053 			uint32_t buffer_address[2];
3054 			uint16_t subcommand_length;
3055 			uint16_t reserved_2;
3056 			uint16_t subcommand;
3057 			uint16_t size;
3058 			uint32_t reserved_3;
3059 			uint8_t param[36];
3060 		} cmd;
3061 
3062 		uint8_t rft_data[RFT_ID_SNS_DATA_SIZE];
3063 		uint8_t rnn_data[RNN_ID_SNS_DATA_SIZE];
3064 		uint8_t gan_data[GA_NXT_SNS_DATA_SIZE];
3065 		uint8_t gid_data[GID_PT_SNS_DATA_SIZE];
3066 		uint8_t gpn_data[GPN_ID_SNS_DATA_SIZE];
3067 		uint8_t gnn_data[GNN_ID_SNS_DATA_SIZE];
3068 	} p;
3069 };
3070 
3071 struct fw_blob {
3072 	char *name;
3073 	uint32_t segs[4];
3074 	const struct firmware *fw;
3075 };
3076 
3077 /* Return data from MBC_GET_ID_LIST call. */
3078 struct gid_list_info {
3079 	uint8_t	al_pa;
3080 	uint8_t	area;
3081 	uint8_t	domain;
3082 	uint8_t	loop_id_2100;	/* ISP2100/ISP2200 -- 4 bytes. */
3083 	uint16_t loop_id;	/* ISP23XX         -- 6 bytes. */
3084 	uint16_t reserved_1;	/* ISP24XX         -- 8 bytes. */
3085 };
3086 
3087 /* NPIV */
3088 typedef struct vport_info {
3089 	uint8_t		port_name[WWN_SIZE];
3090 	uint8_t		node_name[WWN_SIZE];
3091 	int		vp_id;
3092 	uint16_t	loop_id;
3093 	unsigned long	host_no;
3094 	uint8_t		port_id[3];
3095 	int		loop_state;
3096 } vport_info_t;
3097 
3098 typedef struct vport_params {
3099 	uint8_t 	port_name[WWN_SIZE];
3100 	uint8_t 	node_name[WWN_SIZE];
3101 	uint32_t 	options;
3102 #define	VP_OPTS_RETRY_ENABLE	BIT_0
3103 #define	VP_OPTS_VP_DISABLE	BIT_1
3104 } vport_params_t;
3105 
3106 /* NPIV - return codes of VP create and modify */
3107 #define VP_RET_CODE_OK			0
3108 #define VP_RET_CODE_FATAL		1
3109 #define VP_RET_CODE_WRONG_ID		2
3110 #define VP_RET_CODE_WWPN		3
3111 #define VP_RET_CODE_RESOURCES		4
3112 #define VP_RET_CODE_NO_MEM		5
3113 #define VP_RET_CODE_NOT_FOUND		6
3114 
3115 struct qla_hw_data;
3116 struct rsp_que;
3117 /*
3118  * ISP operations
3119  */
3120 struct isp_operations {
3121 
3122 	int (*pci_config) (struct scsi_qla_host *);
3123 	void (*reset_chip) (struct scsi_qla_host *);
3124 	int (*chip_diag) (struct scsi_qla_host *);
3125 	void (*config_rings) (struct scsi_qla_host *);
3126 	void (*reset_adapter) (struct scsi_qla_host *);
3127 	int (*nvram_config) (struct scsi_qla_host *);
3128 	void (*update_fw_options) (struct scsi_qla_host *);
3129 	int (*load_risc) (struct scsi_qla_host *, uint32_t *);
3130 
3131 	char * (*pci_info_str) (struct scsi_qla_host *, char *);
3132 	char * (*fw_version_str)(struct scsi_qla_host *, char *, size_t);
3133 
3134 	irq_handler_t intr_handler;
3135 	void (*enable_intrs) (struct qla_hw_data *);
3136 	void (*disable_intrs) (struct qla_hw_data *);
3137 
3138 	int (*abort_command) (srb_t *);
3139 	int (*target_reset) (struct fc_port *, uint64_t, int);
3140 	int (*lun_reset) (struct fc_port *, uint64_t, int);
3141 	int (*fabric_login) (struct scsi_qla_host *, uint16_t, uint8_t,
3142 		uint8_t, uint8_t, uint16_t *, uint8_t);
3143 	int (*fabric_logout) (struct scsi_qla_host *, uint16_t, uint8_t,
3144 	    uint8_t, uint8_t);
3145 
3146 	uint16_t (*calc_req_entries) (uint16_t);
3147 	void (*build_iocbs) (srb_t *, cmd_entry_t *, uint16_t);
3148 	void *(*prep_ms_iocb) (struct scsi_qla_host *, struct ct_arg *);
3149 	void *(*prep_ms_fdmi_iocb) (struct scsi_qla_host *, uint32_t,
3150 	    uint32_t);
3151 
3152 	uint8_t *(*read_nvram) (struct scsi_qla_host *, uint8_t *,
3153 		uint32_t, uint32_t);
3154 	int (*write_nvram) (struct scsi_qla_host *, uint8_t *, uint32_t,
3155 		uint32_t);
3156 
3157 	void (*fw_dump) (struct scsi_qla_host *, int);
3158 
3159 	int (*beacon_on) (struct scsi_qla_host *);
3160 	int (*beacon_off) (struct scsi_qla_host *);
3161 	void (*beacon_blink) (struct scsi_qla_host *);
3162 
3163 	uint8_t * (*read_optrom) (struct scsi_qla_host *, uint8_t *,
3164 		uint32_t, uint32_t);
3165 	int (*write_optrom) (struct scsi_qla_host *, uint8_t *, uint32_t,
3166 		uint32_t);
3167 
3168 	int (*get_flash_version) (struct scsi_qla_host *, void *);
3169 	int (*start_scsi) (srb_t *);
3170 	int (*start_scsi_mq) (srb_t *);
3171 	int (*abort_isp) (struct scsi_qla_host *);
3172 	int (*iospace_config)(struct qla_hw_data*);
3173 	int (*initialize_adapter)(struct scsi_qla_host *);
3174 };
3175 
3176 /* MSI-X Support *************************************************************/
3177 
3178 #define QLA_MSIX_CHIP_REV_24XX	3
3179 #define QLA_MSIX_FW_MODE(m)	(((m) & (BIT_7|BIT_8|BIT_9)) >> 7)
3180 #define QLA_MSIX_FW_MODE_1(m)	(QLA_MSIX_FW_MODE(m) == 1)
3181 
3182 #define QLA_BASE_VECTORS	2 /* default + RSP */
3183 #define QLA_MSIX_RSP_Q			0x01
3184 #define QLA_ATIO_VECTOR		0x02
3185 #define QLA_MSIX_QPAIR_MULTIQ_RSP_Q	0x03
3186 
3187 #define QLA_MIDX_DEFAULT	0
3188 #define QLA_MIDX_RSP_Q		1
3189 #define QLA_PCI_MSIX_CONTROL	0xa2
3190 #define QLA_83XX_PCI_MSIX_CONTROL	0x92
3191 
3192 struct scsi_qla_host;
3193 
3194 
3195 #define QLA83XX_RSPQ_MSIX_ENTRY_NUMBER 1 /* refer to qla83xx_msix_entries */
3196 
3197 struct qla_msix_entry {
3198 	int have_irq;
3199 	int in_use;
3200 	uint32_t vector;
3201 	uint16_t entry;
3202 	char name[30];
3203 	void *handle;
3204 	int cpuid;
3205 };
3206 
3207 #define	WATCH_INTERVAL		1       /* number of seconds */
3208 
3209 /* Work events.  */
3210 enum qla_work_type {
3211 	QLA_EVT_AEN,
3212 	QLA_EVT_IDC_ACK,
3213 	QLA_EVT_ASYNC_LOGIN,
3214 	QLA_EVT_ASYNC_LOGOUT,
3215 	QLA_EVT_ASYNC_LOGOUT_DONE,
3216 	QLA_EVT_ASYNC_ADISC,
3217 	QLA_EVT_UEVENT,
3218 	QLA_EVT_AENFX,
3219 	QLA_EVT_GPNID,
3220 	QLA_EVT_UNMAP,
3221 	QLA_EVT_NEW_SESS,
3222 	QLA_EVT_GPDB,
3223 	QLA_EVT_PRLI,
3224 	QLA_EVT_GPSC,
3225 	QLA_EVT_GNL,
3226 	QLA_EVT_NACK,
3227 	QLA_EVT_RELOGIN,
3228 	QLA_EVT_ASYNC_PRLO,
3229 	QLA_EVT_ASYNC_PRLO_DONE,
3230 	QLA_EVT_GPNFT,
3231 	QLA_EVT_GPNFT_DONE,
3232 	QLA_EVT_GNNFT_DONE,
3233 	QLA_EVT_GNNID,
3234 	QLA_EVT_GFPNID,
3235 	QLA_EVT_SP_RETRY,
3236 	QLA_EVT_IIDMA,
3237 	QLA_EVT_ELS_PLOGI,
3238 };
3239 
3240 
3241 struct qla_work_evt {
3242 	struct list_head	list;
3243 	enum qla_work_type	type;
3244 	u32			flags;
3245 #define QLA_EVT_FLAG_FREE	0x1
3246 
3247 	union {
3248 		struct {
3249 			enum fc_host_event_code code;
3250 			u32 data;
3251 		} aen;
3252 		struct {
3253 #define QLA_IDC_ACK_REGS	7
3254 			uint16_t mb[QLA_IDC_ACK_REGS];
3255 		} idc_ack;
3256 		struct {
3257 			struct fc_port *fcport;
3258 #define QLA_LOGIO_LOGIN_RETRIED	BIT_0
3259 			u16 data[2];
3260 		} logio;
3261 		struct {
3262 			u32 code;
3263 #define QLA_UEVENT_CODE_FW_DUMP	0
3264 		} uevent;
3265 		struct {
3266 			uint32_t        evtcode;
3267 			uint32_t        mbx[8];
3268 			uint32_t        count;
3269 		} aenfx;
3270 		struct {
3271 			srb_t *sp;
3272 		} iosb;
3273 		struct {
3274 			port_id_t id;
3275 		} gpnid;
3276 		struct {
3277 			port_id_t id;
3278 			u8 port_name[8];
3279 			u8 node_name[8];
3280 			void *pla;
3281 			u8 fc4_type;
3282 		} new_sess;
3283 		struct { /*Get PDB, Get Speed, update fcport, gnl, gidpn */
3284 			fc_port_t *fcport;
3285 			u8 opt;
3286 		} fcport;
3287 		struct {
3288 			fc_port_t *fcport;
3289 			u8 iocb[IOCB_SIZE];
3290 			int type;
3291 		} nack;
3292 		struct {
3293 			u8 fc4_type;
3294 			srb_t *sp;
3295 		} gpnft;
3296 	 } u;
3297 };
3298 
3299 struct qla_chip_state_84xx {
3300 	struct list_head list;
3301 	struct kref kref;
3302 
3303 	void *bus;
3304 	spinlock_t access_lock;
3305 	struct mutex fw_update_mutex;
3306 	uint32_t fw_update;
3307 	uint32_t op_fw_version;
3308 	uint32_t op_fw_size;
3309 	uint32_t op_fw_seq_size;
3310 	uint32_t diag_fw_version;
3311 	uint32_t gold_fw_version;
3312 };
3313 
3314 struct qla_dif_statistics {
3315 	uint64_t dif_input_bytes;
3316 	uint64_t dif_output_bytes;
3317 	uint64_t dif_input_requests;
3318 	uint64_t dif_output_requests;
3319 	uint32_t dif_guard_err;
3320 	uint32_t dif_ref_tag_err;
3321 	uint32_t dif_app_tag_err;
3322 };
3323 
3324 struct qla_statistics {
3325 	uint32_t total_isp_aborts;
3326 	uint64_t input_bytes;
3327 	uint64_t output_bytes;
3328 	uint64_t input_requests;
3329 	uint64_t output_requests;
3330 	uint32_t control_requests;
3331 
3332 	uint64_t jiffies_at_last_reset;
3333 	uint32_t stat_max_pend_cmds;
3334 	uint32_t stat_max_qfull_cmds_alloc;
3335 	uint32_t stat_max_qfull_cmds_dropped;
3336 
3337 	struct qla_dif_statistics qla_dif_stats;
3338 };
3339 
3340 struct bidi_statistics {
3341 	unsigned long long io_count;
3342 	unsigned long long transfer_bytes;
3343 };
3344 
3345 struct qla_tc_param {
3346 	struct scsi_qla_host *vha;
3347 	uint32_t blk_sz;
3348 	uint32_t bufflen;
3349 	struct scatterlist *sg;
3350 	struct scatterlist *prot_sg;
3351 	struct crc_context *ctx;
3352 	uint8_t *ctx_dsd_alloced;
3353 };
3354 
3355 /* Multi queue support */
3356 #define MBC_INITIALIZE_MULTIQ 0x1f
3357 #define QLA_QUE_PAGE 0X1000
3358 #define QLA_MQ_SIZE 32
3359 #define QLA_MAX_QUEUES 256
3360 #define ISP_QUE_REG(ha, id) \
3361 	((ha->mqenable || IS_QLA83XX(ha) || IS_QLA27XX(ha)) ? \
3362 	 ((void __iomem *)ha->mqiobase + (QLA_QUE_PAGE * id)) :\
3363 	 ((void __iomem *)ha->iobase))
3364 #define QLA_REQ_QUE_ID(tag) \
3365 	((tag < QLA_MAX_QUEUES && tag > 0) ? tag : 0)
3366 #define QLA_DEFAULT_QUE_QOS 5
3367 #define QLA_PRECONFIG_VPORTS 32
3368 #define QLA_MAX_VPORTS_QLA24XX	128
3369 #define QLA_MAX_VPORTS_QLA25XX	256
3370 
3371 struct qla_tgt_counters {
3372 	uint64_t qla_core_sbt_cmd;
3373 	uint64_t core_qla_que_buf;
3374 	uint64_t qla_core_ret_ctio;
3375 	uint64_t core_qla_snd_status;
3376 	uint64_t qla_core_ret_sta_ctio;
3377 	uint64_t core_qla_free_cmd;
3378 	uint64_t num_q_full_sent;
3379 	uint64_t num_alloc_iocb_failed;
3380 	uint64_t num_term_xchg_sent;
3381 };
3382 
3383 struct qla_qpair;
3384 
3385 /* Response queue data structure */
3386 struct rsp_que {
3387 	dma_addr_t  dma;
3388 	response_t *ring;
3389 	response_t *ring_ptr;
3390 	uint32_t __iomem *rsp_q_in;	/* FWI2-capable only. */
3391 	uint32_t __iomem *rsp_q_out;
3392 	uint16_t  ring_index;
3393 	uint16_t  out_ptr;
3394 	uint16_t  *in_ptr;		/* queue shadow in index */
3395 	uint16_t  length;
3396 	uint16_t  options;
3397 	uint16_t  rid;
3398 	uint16_t  id;
3399 	uint16_t  vp_idx;
3400 	struct qla_hw_data *hw;
3401 	struct qla_msix_entry *msix;
3402 	struct req_que *req;
3403 	srb_t *status_srb; /* status continuation entry */
3404 	struct qla_qpair *qpair;
3405 
3406 	dma_addr_t  dma_fx00;
3407 	response_t *ring_fx00;
3408 	uint16_t  length_fx00;
3409 	uint8_t rsp_pkt[REQUEST_ENTRY_SIZE];
3410 };
3411 
3412 /* Request queue data structure */
3413 struct req_que {
3414 	dma_addr_t  dma;
3415 	request_t *ring;
3416 	request_t *ring_ptr;
3417 	uint32_t __iomem *req_q_in;	/* FWI2-capable only. */
3418 	uint32_t __iomem *req_q_out;
3419 	uint16_t  ring_index;
3420 	uint16_t  in_ptr;
3421 	uint16_t  *out_ptr;		/* queue shadow out index */
3422 	uint16_t  cnt;
3423 	uint16_t  length;
3424 	uint16_t  options;
3425 	uint16_t  rid;
3426 	uint16_t  id;
3427 	uint16_t  qos;
3428 	uint16_t  vp_idx;
3429 	struct rsp_que *rsp;
3430 	srb_t **outstanding_cmds;
3431 	uint32_t current_outstanding_cmd;
3432 	uint16_t num_outstanding_cmds;
3433 	int max_q_depth;
3434 
3435 	dma_addr_t  dma_fx00;
3436 	request_t *ring_fx00;
3437 	uint16_t  length_fx00;
3438 	uint8_t req_pkt[REQUEST_ENTRY_SIZE];
3439 };
3440 
3441 /*Queue pair data structure */
3442 struct qla_qpair {
3443 	spinlock_t qp_lock;
3444 	atomic_t ref_count;
3445 	uint32_t lun_cnt;
3446 	/*
3447 	 * For qpair 0, qp_lock_ptr will point at hardware_lock due to
3448 	 * legacy code. For other Qpair(s), it will point at qp_lock.
3449 	 */
3450 	spinlock_t *qp_lock_ptr;
3451 	struct scsi_qla_host *vha;
3452 	u32 chip_reset;
3453 
3454 	/* distill these fields down to 'online=0/1'
3455 	 * ha->flags.eeh_busy
3456 	 * ha->flags.pci_channel_io_perm_failure
3457 	 * base_vha->loop_state
3458 	 */
3459 	uint32_t online:1;
3460 	/* move vha->flags.difdix_supported here */
3461 	uint32_t difdix_supported:1;
3462 	uint32_t delete_in_progress:1;
3463 	uint32_t fw_started:1;
3464 	uint32_t enable_class_2:1;
3465 	uint32_t enable_explicit_conf:1;
3466 	uint32_t use_shadow_reg:1;
3467 
3468 	uint16_t id;			/* qp number used with FW */
3469 	uint16_t vp_idx;		/* vport ID */
3470 	mempool_t *srb_mempool;
3471 
3472 	struct pci_dev  *pdev;
3473 	void (*reqq_start_iocbs)(struct qla_qpair *);
3474 
3475 	/* to do: New driver: move queues to here instead of pointers */
3476 	struct req_que *req;
3477 	struct rsp_que *rsp;
3478 	struct atio_que *atio;
3479 	struct qla_msix_entry *msix; /* point to &ha->msix_entries[x] */
3480 	struct qla_hw_data *hw;
3481 	struct work_struct q_work;
3482 	struct list_head qp_list_elem; /* vha->qp_list */
3483 	struct list_head hints_list;
3484 	uint16_t cpuid;
3485 	uint16_t retry_term_cnt;
3486 	uint32_t retry_term_exchg_addr;
3487 	uint64_t retry_term_jiff;
3488 	struct qla_tgt_counters tgt_counters;
3489 };
3490 
3491 /* Place holder for FW buffer parameters */
3492 struct qlfc_fw {
3493 	void *fw_buf;
3494 	dma_addr_t fw_dma;
3495 	uint32_t len;
3496 };
3497 
3498 struct scsi_qlt_host {
3499 	void *target_lport_ptr;
3500 	struct mutex tgt_mutex;
3501 	struct mutex tgt_host_action_mutex;
3502 	struct qla_tgt *qla_tgt;
3503 };
3504 
3505 struct qlt_hw_data {
3506 	/* Protected by hw lock */
3507 	uint32_t node_name_set:1;
3508 
3509 	dma_addr_t atio_dma;	/* Physical address. */
3510 	struct atio *atio_ring;	/* Base virtual address */
3511 	struct atio *atio_ring_ptr;	/* Current address. */
3512 	uint16_t atio_ring_index; /* Current index. */
3513 	uint16_t atio_q_length;
3514 	uint32_t __iomem *atio_q_in;
3515 	uint32_t __iomem *atio_q_out;
3516 
3517 	struct qla_tgt_func_tmpl *tgt_ops;
3518 	struct qla_tgt_vp_map *tgt_vp_map;
3519 
3520 	int saved_set;
3521 	uint16_t saved_exchange_count;
3522 	uint32_t saved_firmware_options_1;
3523 	uint32_t saved_firmware_options_2;
3524 	uint32_t saved_firmware_options_3;
3525 	uint8_t saved_firmware_options[2];
3526 	uint8_t saved_add_firmware_options[2];
3527 
3528 	uint8_t tgt_node_name[WWN_SIZE];
3529 
3530 	struct dentry *dfs_tgt_sess;
3531 	struct dentry *dfs_tgt_port_database;
3532 	struct dentry *dfs_naqp;
3533 
3534 	struct list_head q_full_list;
3535 	uint32_t num_pend_cmds;
3536 	uint32_t num_qfull_cmds_alloc;
3537 	uint32_t num_qfull_cmds_dropped;
3538 	spinlock_t q_full_lock;
3539 	uint32_t leak_exchg_thresh_hold;
3540 	spinlock_t sess_lock;
3541 	int num_act_qpairs;
3542 #define DEFAULT_NAQP 2
3543 	spinlock_t atio_lock ____cacheline_aligned;
3544 	struct btree_head32 host_map;
3545 };
3546 
3547 #define MAX_QFULL_CMDS_ALLOC	8192
3548 #define Q_FULL_THRESH_HOLD_PERCENT 90
3549 #define Q_FULL_THRESH_HOLD(ha) \
3550 	((ha->cur_fw_xcb_count/100) * Q_FULL_THRESH_HOLD_PERCENT)
3551 
3552 #define LEAK_EXCHG_THRESH_HOLD_PERCENT 75	/* 75 percent */
3553 
3554 /*
3555  * Qlogic host adapter specific data structure.
3556 */
3557 struct qla_hw_data {
3558 	struct pci_dev  *pdev;
3559 	/* SRB cache. */
3560 #define SRB_MIN_REQ     128
3561 	mempool_t       *srb_mempool;
3562 
3563 	volatile struct {
3564 		uint32_t	mbox_int		:1;
3565 		uint32_t	mbox_busy		:1;
3566 		uint32_t	disable_risc_code_load	:1;
3567 		uint32_t	enable_64bit_addressing	:1;
3568 		uint32_t	enable_lip_reset	:1;
3569 		uint32_t	enable_target_reset	:1;
3570 		uint32_t	enable_lip_full_login	:1;
3571 		uint32_t	enable_led_scheme	:1;
3572 
3573 		uint32_t	msi_enabled		:1;
3574 		uint32_t	msix_enabled		:1;
3575 		uint32_t	disable_serdes		:1;
3576 		uint32_t	gpsc_supported		:1;
3577 		uint32_t	npiv_supported		:1;
3578 		uint32_t	pci_channel_io_perm_failure	:1;
3579 		uint32_t	fce_enabled		:1;
3580 		uint32_t	fac_supported		:1;
3581 
3582 		uint32_t	chip_reset_done		:1;
3583 		uint32_t	running_gold_fw		:1;
3584 		uint32_t	eeh_busy		:1;
3585 		uint32_t	disable_msix_handshake	:1;
3586 		uint32_t	fcp_prio_enabled	:1;
3587 		uint32_t	isp82xx_fw_hung:1;
3588 		uint32_t	nic_core_hung:1;
3589 
3590 		uint32_t	quiesce_owner:1;
3591 		uint32_t	nic_core_reset_hdlr_active:1;
3592 		uint32_t	nic_core_reset_owner:1;
3593 		uint32_t	isp82xx_no_md_cap:1;
3594 		uint32_t	host_shutting_down:1;
3595 		uint32_t	idc_compl_status:1;
3596 		uint32_t        mr_reset_hdlr_active:1;
3597 		uint32_t        mr_intr_valid:1;
3598 
3599 		uint32_t        dport_enabled:1;
3600 		uint32_t	fawwpn_enabled:1;
3601 		uint32_t	exlogins_enabled:1;
3602 		uint32_t	exchoffld_enabled:1;
3603 
3604 		uint32_t	lip_ae:1;
3605 		uint32_t	n2n_ae:1;
3606 		uint32_t	fw_started:1;
3607 		uint32_t	fw_init_done:1;
3608 
3609 		uint32_t	detected_lr_sfp:1;
3610 		uint32_t	using_lr_setting:1;
3611 		uint32_t	rida_fmt2:1;
3612 		uint32_t	purge_mbox:1;
3613 		uint32_t        n2n_bigger:1;
3614 	} flags;
3615 
3616 	uint16_t max_exchg;
3617 	uint16_t long_range_distance;	/* 32G & above */
3618 #define LR_DISTANCE_5K  1
3619 #define LR_DISTANCE_10K 0
3620 
3621 	/* This spinlock is used to protect "io transactions", you must
3622 	* acquire it before doing any IO to the card, eg with RD_REG*() and
3623 	* WRT_REG*() for the duration of your entire commandtransaction.
3624 	*
3625 	* This spinlock is of lower priority than the io request lock.
3626 	*/
3627 
3628 	spinlock_t	hardware_lock ____cacheline_aligned;
3629 	int		bars;
3630 	int		mem_only;
3631 	device_reg_t *iobase;           /* Base I/O address */
3632 	resource_size_t pio_address;
3633 
3634 #define MIN_IOBASE_LEN          0x100
3635 	dma_addr_t		bar0_hdl;
3636 
3637 	void __iomem *cregbase;
3638 	dma_addr_t		bar2_hdl;
3639 #define BAR0_LEN_FX00			(1024 * 1024)
3640 #define BAR2_LEN_FX00			(128 * 1024)
3641 
3642 	uint32_t		rqstq_intr_code;
3643 	uint32_t		mbx_intr_code;
3644 	uint32_t		req_que_len;
3645 	uint32_t		rsp_que_len;
3646 	uint32_t		req_que_off;
3647 	uint32_t		rsp_que_off;
3648 
3649 	/* Multi queue data structs */
3650 	device_reg_t *mqiobase;
3651 	device_reg_t *msixbase;
3652 	uint16_t        msix_count;
3653 	uint8_t         mqenable;
3654 	struct req_que **req_q_map;
3655 	struct rsp_que **rsp_q_map;
3656 	struct qla_qpair **queue_pair_map;
3657 	unsigned long req_qid_map[(QLA_MAX_QUEUES / 8) / sizeof(unsigned long)];
3658 	unsigned long rsp_qid_map[(QLA_MAX_QUEUES / 8) / sizeof(unsigned long)];
3659 	unsigned long qpair_qid_map[(QLA_MAX_QUEUES / 8)
3660 		/ sizeof(unsigned long)];
3661 	uint8_t 	max_req_queues;
3662 	uint8_t 	max_rsp_queues;
3663 	uint8_t		max_qpairs;
3664 	uint8_t		num_qpairs;
3665 	struct qla_qpair *base_qpair;
3666 	struct qla_npiv_entry *npiv_info;
3667 	uint16_t	nvram_npiv_size;
3668 
3669 	uint16_t        switch_cap;
3670 #define FLOGI_SEQ_DEL           BIT_8
3671 #define FLOGI_MID_SUPPORT       BIT_10
3672 #define FLOGI_VSAN_SUPPORT      BIT_12
3673 #define FLOGI_SP_SUPPORT        BIT_13
3674 
3675 	uint8_t		port_no;		/* Physical port of adapter */
3676 	uint8_t		exch_starvation;
3677 
3678 	/* Timeout timers. */
3679 	uint8_t 	loop_down_abort_time;    /* port down timer */
3680 	atomic_t	loop_down_timer;         /* loop down timer */
3681 	uint8_t		link_down_timeout;       /* link down timeout */
3682 	uint16_t	max_loop_id;
3683 	uint16_t	max_fibre_devices;	/* Maximum number of targets */
3684 
3685 	uint16_t	fb_rev;
3686 	uint16_t	min_external_loopid;    /* First external loop Id */
3687 
3688 #define PORT_SPEED_UNKNOWN 0xFFFF
3689 #define PORT_SPEED_1GB  0x00
3690 #define PORT_SPEED_2GB  0x01
3691 #define PORT_SPEED_4GB  0x03
3692 #define PORT_SPEED_8GB  0x04
3693 #define PORT_SPEED_16GB 0x05
3694 #define PORT_SPEED_32GB 0x06
3695 #define PORT_SPEED_10GB	0x13
3696 	uint16_t	link_data_rate;         /* F/W operating speed */
3697 
3698 	uint8_t		current_topology;
3699 	uint8_t		prev_topology;
3700 #define ISP_CFG_NL	1
3701 #define ISP_CFG_N	2
3702 #define ISP_CFG_FL	4
3703 #define ISP_CFG_F	8
3704 
3705 	uint8_t		operating_mode;         /* F/W operating mode */
3706 #define LOOP      0
3707 #define P2P       1
3708 #define LOOP_P2P  2
3709 #define P2P_LOOP  3
3710 	uint8_t		interrupts_on;
3711 	uint32_t	isp_abort_cnt;
3712 #define PCI_DEVICE_ID_QLOGIC_ISP2532    0x2532
3713 #define PCI_DEVICE_ID_QLOGIC_ISP8432    0x8432
3714 #define PCI_DEVICE_ID_QLOGIC_ISP8001	0x8001
3715 #define PCI_DEVICE_ID_QLOGIC_ISP8031	0x8031
3716 #define PCI_DEVICE_ID_QLOGIC_ISP2031	0x2031
3717 #define PCI_DEVICE_ID_QLOGIC_ISP2071	0x2071
3718 #define PCI_DEVICE_ID_QLOGIC_ISP2271	0x2271
3719 #define PCI_DEVICE_ID_QLOGIC_ISP2261	0x2261
3720 
3721 	uint32_t	isp_type;
3722 #define DT_ISP2100                      BIT_0
3723 #define DT_ISP2200                      BIT_1
3724 #define DT_ISP2300                      BIT_2
3725 #define DT_ISP2312                      BIT_3
3726 #define DT_ISP2322                      BIT_4
3727 #define DT_ISP6312                      BIT_5
3728 #define DT_ISP6322                      BIT_6
3729 #define DT_ISP2422                      BIT_7
3730 #define DT_ISP2432                      BIT_8
3731 #define DT_ISP5422                      BIT_9
3732 #define DT_ISP5432                      BIT_10
3733 #define DT_ISP2532                      BIT_11
3734 #define DT_ISP8432                      BIT_12
3735 #define DT_ISP8001			BIT_13
3736 #define DT_ISP8021			BIT_14
3737 #define DT_ISP2031			BIT_15
3738 #define DT_ISP8031			BIT_16
3739 #define DT_ISPFX00			BIT_17
3740 #define DT_ISP8044			BIT_18
3741 #define DT_ISP2071			BIT_19
3742 #define DT_ISP2271			BIT_20
3743 #define DT_ISP2261			BIT_21
3744 #define DT_ISP_LAST			(DT_ISP2261 << 1)
3745 
3746 	uint32_t	device_type;
3747 #define DT_T10_PI                       BIT_25
3748 #define DT_IIDMA                        BIT_26
3749 #define DT_FWI2                         BIT_27
3750 #define DT_ZIO_SUPPORTED                BIT_28
3751 #define DT_OEM_001                      BIT_29
3752 #define DT_ISP2200A                     BIT_30
3753 #define DT_EXTENDED_IDS                 BIT_31
3754 
3755 #define DT_MASK(ha)     ((ha)->isp_type & (DT_ISP_LAST - 1))
3756 #define IS_QLA2100(ha)  (DT_MASK(ha) & DT_ISP2100)
3757 #define IS_QLA2200(ha)  (DT_MASK(ha) & DT_ISP2200)
3758 #define IS_QLA2300(ha)  (DT_MASK(ha) & DT_ISP2300)
3759 #define IS_QLA2312(ha)  (DT_MASK(ha) & DT_ISP2312)
3760 #define IS_QLA2322(ha)  (DT_MASK(ha) & DT_ISP2322)
3761 #define IS_QLA6312(ha)  (DT_MASK(ha) & DT_ISP6312)
3762 #define IS_QLA6322(ha)  (DT_MASK(ha) & DT_ISP6322)
3763 #define IS_QLA2422(ha)  (DT_MASK(ha) & DT_ISP2422)
3764 #define IS_QLA2432(ha)  (DT_MASK(ha) & DT_ISP2432)
3765 #define IS_QLA5422(ha)  (DT_MASK(ha) & DT_ISP5422)
3766 #define IS_QLA5432(ha)  (DT_MASK(ha) & DT_ISP5432)
3767 #define IS_QLA2532(ha)  (DT_MASK(ha) & DT_ISP2532)
3768 #define IS_QLA8432(ha)  (DT_MASK(ha) & DT_ISP8432)
3769 #define IS_QLA8001(ha)	(DT_MASK(ha) & DT_ISP8001)
3770 #define IS_QLA81XX(ha)	(IS_QLA8001(ha))
3771 #define IS_QLA82XX(ha)	(DT_MASK(ha) & DT_ISP8021)
3772 #define IS_QLA8044(ha)  (DT_MASK(ha) & DT_ISP8044)
3773 #define IS_QLA2031(ha)	(DT_MASK(ha) & DT_ISP2031)
3774 #define IS_QLA8031(ha)	(DT_MASK(ha) & DT_ISP8031)
3775 #define IS_QLAFX00(ha)	(DT_MASK(ha) & DT_ISPFX00)
3776 #define IS_QLA2071(ha)	(DT_MASK(ha) & DT_ISP2071)
3777 #define IS_QLA2271(ha)	(DT_MASK(ha) & DT_ISP2271)
3778 #define IS_QLA2261(ha)	(DT_MASK(ha) & DT_ISP2261)
3779 
3780 #define IS_QLA23XX(ha)  (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA2322(ha) || \
3781 			IS_QLA6312(ha) || IS_QLA6322(ha))
3782 #define IS_QLA24XX(ha)  (IS_QLA2422(ha) || IS_QLA2432(ha))
3783 #define IS_QLA54XX(ha)  (IS_QLA5422(ha) || IS_QLA5432(ha))
3784 #define IS_QLA25XX(ha)  (IS_QLA2532(ha))
3785 #define IS_QLA83XX(ha)	(IS_QLA2031(ha) || IS_QLA8031(ha))
3786 #define IS_QLA84XX(ha)  (IS_QLA8432(ha))
3787 #define IS_QLA27XX(ha)  (IS_QLA2071(ha) || IS_QLA2271(ha) || IS_QLA2261(ha))
3788 #define IS_QLA24XX_TYPE(ha)     (IS_QLA24XX(ha) || IS_QLA54XX(ha) || \
3789 				IS_QLA84XX(ha))
3790 #define IS_CNA_CAPABLE(ha)	(IS_QLA81XX(ha) || IS_QLA82XX(ha) || \
3791 				IS_QLA8031(ha) || IS_QLA8044(ha))
3792 #define IS_P3P_TYPE(ha)		(IS_QLA82XX(ha) || IS_QLA8044(ha))
3793 #define IS_QLA2XXX_MIDTYPE(ha)	(IS_QLA24XX(ha) || IS_QLA84XX(ha) || \
3794 				IS_QLA25XX(ha) || IS_QLA81XX(ha) || \
3795 				IS_QLA82XX(ha) || IS_QLA83XX(ha) || \
3796 				IS_QLA8044(ha) || IS_QLA27XX(ha))
3797 #define IS_MSIX_NACK_CAPABLE(ha) (IS_QLA81XX(ha) || IS_QLA83XX(ha) || \
3798 				IS_QLA27XX(ha))
3799 #define IS_NOPOLLING_TYPE(ha)	(IS_QLA81XX(ha) && (ha)->flags.msix_enabled)
3800 #define IS_FAC_REQUIRED(ha)	(IS_QLA81XX(ha) || IS_QLA83XX(ha) || \
3801 				IS_QLA27XX(ha))
3802 #define IS_NOCACHE_VPD_TYPE(ha)	(IS_QLA81XX(ha) || IS_QLA83XX(ha) || \
3803 				IS_QLA27XX(ha))
3804 #define IS_ALOGIO_CAPABLE(ha)	(IS_QLA23XX(ha) || IS_FWI2_CAPABLE(ha))
3805 
3806 #define IS_T10_PI_CAPABLE(ha)   ((ha)->device_type & DT_T10_PI)
3807 #define IS_IIDMA_CAPABLE(ha)    ((ha)->device_type & DT_IIDMA)
3808 #define IS_FWI2_CAPABLE(ha)     ((ha)->device_type & DT_FWI2)
3809 #define IS_ZIO_SUPPORTED(ha)    ((ha)->device_type & DT_ZIO_SUPPORTED)
3810 #define IS_OEM_001(ha)          ((ha)->device_type & DT_OEM_001)
3811 #define HAS_EXTENDED_IDS(ha)    ((ha)->device_type & DT_EXTENDED_IDS)
3812 #define IS_CT6_SUPPORTED(ha)	((ha)->device_type & DT_CT6_SUPPORTED)
3813 #define IS_MQUE_CAPABLE(ha)	((ha)->mqenable || IS_QLA83XX(ha) || \
3814 				IS_QLA27XX(ha))
3815 #define IS_BIDI_CAPABLE(ha)	((IS_QLA25XX(ha) || IS_QLA2031(ha)))
3816 /* Bit 21 of fw_attributes decides the MCTP capabilities */
3817 #define IS_MCTP_CAPABLE(ha)	(IS_QLA2031(ha) && \
3818 				((ha)->fw_attributes_ext[0] & BIT_0))
3819 #define IS_PI_UNINIT_CAPABLE(ha)	(IS_QLA83XX(ha) || IS_QLA27XX(ha))
3820 #define IS_PI_IPGUARD_CAPABLE(ha)	(IS_QLA83XX(ha) || IS_QLA27XX(ha))
3821 #define IS_PI_DIFB_DIX0_CAPABLE(ha)	(0)
3822 #define IS_PI_SPLIT_DET_CAPABLE_HBA(ha)	(IS_QLA83XX(ha) || IS_QLA27XX(ha))
3823 #define IS_PI_SPLIT_DET_CAPABLE(ha)	(IS_PI_SPLIT_DET_CAPABLE_HBA(ha) && \
3824     (((ha)->fw_attributes_h << 16 | (ha)->fw_attributes) & BIT_22))
3825 #define IS_ATIO_MSIX_CAPABLE(ha) (IS_QLA83XX(ha) || IS_QLA27XX(ha))
3826 #define IS_TGT_MODE_CAPABLE(ha)	(ha->tgt.atio_q_length)
3827 #define IS_SHADOW_REG_CAPABLE(ha)  (IS_QLA27XX(ha))
3828 #define IS_DPORT_CAPABLE(ha)  (IS_QLA83XX(ha) || IS_QLA27XX(ha))
3829 #define IS_FAWWN_CAPABLE(ha)	(IS_QLA83XX(ha) || IS_QLA27XX(ha))
3830 #define IS_EXCHG_OFFLD_CAPABLE(ha) \
3831 	(IS_QLA81XX(ha) || IS_QLA83XX(ha) || IS_QLA27XX(ha))
3832 #define IS_EXLOGIN_OFFLD_CAPABLE(ha) \
3833 	(IS_QLA25XX(ha) || IS_QLA81XX(ha) || IS_QLA83XX(ha) || IS_QLA27XX(ha))
3834 #define USE_ASYNC_SCAN(ha) (IS_QLA25XX(ha) || IS_QLA81XX(ha) ||\
3835 	IS_QLA83XX(ha) || IS_QLA27XX(ha))
3836 
3837 	/* HBA serial number */
3838 	uint8_t		serial0;
3839 	uint8_t		serial1;
3840 	uint8_t		serial2;
3841 
3842 	/* NVRAM configuration data */
3843 #define MAX_NVRAM_SIZE  4096
3844 #define VPD_OFFSET      MAX_NVRAM_SIZE / 2
3845 	uint16_t	nvram_size;
3846 	uint16_t	nvram_base;
3847 	void		*nvram;
3848 	uint16_t	vpd_size;
3849 	uint16_t	vpd_base;
3850 	void		*vpd;
3851 
3852 	uint16_t	loop_reset_delay;
3853 	uint8_t		retry_count;
3854 	uint8_t		login_timeout;
3855 	uint16_t	r_a_tov;
3856 	int		port_down_retry_count;
3857 	uint8_t		mbx_count;
3858 	uint8_t		aen_mbx_count;
3859 	atomic_t	num_pend_mbx_stage1;
3860 	atomic_t	num_pend_mbx_stage2;
3861 	atomic_t	num_pend_mbx_stage3;
3862 	uint16_t	frame_payload_size;
3863 
3864 	uint32_t	login_retry_count;
3865 	/* SNS command interfaces. */
3866 	ms_iocb_entry_t		*ms_iocb;
3867 	dma_addr_t		ms_iocb_dma;
3868 	struct ct_sns_pkt	*ct_sns;
3869 	dma_addr_t		ct_sns_dma;
3870 	/* SNS command interfaces for 2200. */
3871 	struct sns_cmd_pkt	*sns_cmd;
3872 	dma_addr_t		sns_cmd_dma;
3873 
3874 #define SFP_DEV_SIZE    512
3875 #define SFP_BLOCK_SIZE  64
3876 	void		*sfp_data;
3877 	dma_addr_t	sfp_data_dma;
3878 
3879 #define XGMAC_DATA_SIZE	4096
3880 	void		*xgmac_data;
3881 	dma_addr_t	xgmac_data_dma;
3882 
3883 #define DCBX_TLV_DATA_SIZE 4096
3884 	void		*dcbx_tlv;
3885 	dma_addr_t	dcbx_tlv_dma;
3886 
3887 	struct task_struct	*dpc_thread;
3888 	uint8_t dpc_active;                  /* DPC routine is active */
3889 
3890 	dma_addr_t	gid_list_dma;
3891 	struct gid_list_info *gid_list;
3892 	int		gid_list_info_size;
3893 
3894 	/* Small DMA pool allocations -- maximum 256 bytes in length. */
3895 #define DMA_POOL_SIZE   256
3896 	struct dma_pool *s_dma_pool;
3897 
3898 	dma_addr_t	init_cb_dma;
3899 	init_cb_t	*init_cb;
3900 	int		init_cb_size;
3901 	dma_addr_t	ex_init_cb_dma;
3902 	struct ex_init_cb_81xx *ex_init_cb;
3903 
3904 	void		*async_pd;
3905 	dma_addr_t	async_pd_dma;
3906 
3907 #define ENABLE_EXTENDED_LOGIN	BIT_7
3908 
3909 	/* Extended Logins  */
3910 	void		*exlogin_buf;
3911 	dma_addr_t	exlogin_buf_dma;
3912 	int		exlogin_size;
3913 
3914 #define ENABLE_EXCHANGE_OFFLD	BIT_2
3915 
3916 	/* Exchange Offload */
3917 	void		*exchoffld_buf;
3918 	dma_addr_t	exchoffld_buf_dma;
3919 	int		exchoffld_size;
3920 	int 		exchoffld_count;
3921 
3922 	/* n2n */
3923 	struct els_plogi_payload plogi_els_payld;
3924 
3925 	void            *swl;
3926 
3927 	/* These are used by mailbox operations. */
3928 	uint16_t mailbox_out[MAILBOX_REGISTER_COUNT];
3929 	uint32_t mailbox_out32[MAILBOX_REGISTER_COUNT];
3930 	uint32_t aenmb[AEN_MAILBOX_REGISTER_COUNT_FX00];
3931 
3932 	mbx_cmd_t	*mcp;
3933 	struct mbx_cmd_32	*mcp32;
3934 
3935 	unsigned long	mbx_cmd_flags;
3936 #define MBX_INTERRUPT		1
3937 #define MBX_INTR_WAIT		2
3938 #define MBX_UPDATE_FLASH_ACTIVE	3
3939 
3940 	struct mutex vport_lock;        /* Virtual port synchronization */
3941 	spinlock_t vport_slock; /* order is hardware_lock, then vport_slock */
3942 	struct mutex mq_lock;        /* multi-queue synchronization */
3943 	struct completion mbx_cmd_comp; /* Serialize mbx access */
3944 	struct completion mbx_intr_comp;  /* Used for completion notification */
3945 	struct completion dcbx_comp;	/* For set port config notification */
3946 	struct completion lb_portup_comp; /* Used to wait for link up during
3947 					   * loopback */
3948 #define DCBX_COMP_TIMEOUT	20
3949 #define LB_PORTUP_COMP_TIMEOUT	10
3950 
3951 	int notify_dcbx_comp;
3952 	int notify_lb_portup_comp;
3953 	struct mutex selflogin_lock;
3954 
3955 	/* Basic firmware related information. */
3956 	uint16_t	fw_major_version;
3957 	uint16_t	fw_minor_version;
3958 	uint16_t	fw_subminor_version;
3959 	uint16_t	fw_attributes;
3960 	uint16_t	fw_attributes_h;
3961 	uint16_t	fw_attributes_ext[2];
3962 	uint32_t	fw_memory_size;
3963 	uint32_t	fw_transfer_size;
3964 	uint32_t	fw_srisc_address;
3965 #define RISC_START_ADDRESS_2100 0x1000
3966 #define RISC_START_ADDRESS_2300 0x800
3967 #define RISC_START_ADDRESS_2400 0x100000
3968 
3969 	uint16_t	orig_fw_tgt_xcb_count;
3970 	uint16_t	cur_fw_tgt_xcb_count;
3971 	uint16_t	orig_fw_xcb_count;
3972 	uint16_t	cur_fw_xcb_count;
3973 	uint16_t	orig_fw_iocb_count;
3974 	uint16_t	cur_fw_iocb_count;
3975 	uint16_t	fw_max_fcf_count;
3976 
3977 	uint32_t	fw_shared_ram_start;
3978 	uint32_t	fw_shared_ram_end;
3979 	uint32_t	fw_ddr_ram_start;
3980 	uint32_t	fw_ddr_ram_end;
3981 
3982 	uint16_t	fw_options[16];         /* slots: 1,2,3,10,11 */
3983 	uint8_t		fw_seriallink_options[4];
3984 	uint16_t	fw_seriallink_options24[4];
3985 
3986 	uint8_t		mpi_version[3];
3987 	uint32_t	mpi_capabilities;
3988 	uint8_t		phy_version[3];
3989 	uint8_t		pep_version[3];
3990 
3991 	/* Firmware dump template */
3992 	void		*fw_dump_template;
3993 	uint32_t	fw_dump_template_len;
3994 	/* Firmware dump information. */
3995 	struct qla2xxx_fw_dump *fw_dump;
3996 	uint32_t	fw_dump_len;
3997 	int		fw_dumped;
3998 	unsigned long	fw_dump_cap_flags;
3999 #define RISC_PAUSE_CMPL		0
4000 #define DMA_SHUTDOWN_CMPL	1
4001 #define ISP_RESET_CMPL		2
4002 #define RISC_RDY_AFT_RESET	3
4003 #define RISC_SRAM_DUMP_CMPL	4
4004 #define RISC_EXT_MEM_DUMP_CMPL	5
4005 #define ISP_MBX_RDY		6
4006 #define ISP_SOFT_RESET_CMPL	7
4007 	int		fw_dump_reading;
4008 	int		prev_minidump_failed;
4009 	dma_addr_t	eft_dma;
4010 	void		*eft;
4011 /* Current size of mctp dump is 0x086064 bytes */
4012 #define MCTP_DUMP_SIZE  0x086064
4013 	dma_addr_t	mctp_dump_dma;
4014 	void		*mctp_dump;
4015 	int		mctp_dumped;
4016 	int		mctp_dump_reading;
4017 	uint32_t	chain_offset;
4018 	struct dentry *dfs_dir;
4019 	struct dentry *dfs_fce;
4020 	struct dentry *dfs_tgt_counters;
4021 	struct dentry *dfs_fw_resource_cnt;
4022 
4023 	dma_addr_t	fce_dma;
4024 	void		*fce;
4025 	uint32_t	fce_bufs;
4026 	uint16_t	fce_mb[8];
4027 	uint64_t	fce_wr, fce_rd;
4028 	struct mutex	fce_mutex;
4029 
4030 	uint32_t	pci_attr;
4031 	uint16_t	chip_revision;
4032 
4033 	uint16_t	product_id[4];
4034 
4035 	uint8_t		model_number[16+1];
4036 #define BINZERO		"\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"
4037 	char		model_desc[80];
4038 	uint8_t		adapter_id[16+1];
4039 
4040 	/* Option ROM information. */
4041 	char		*optrom_buffer;
4042 	uint32_t	optrom_size;
4043 	int		optrom_state;
4044 #define QLA_SWAITING	0
4045 #define QLA_SREADING	1
4046 #define QLA_SWRITING	2
4047 	uint32_t	optrom_region_start;
4048 	uint32_t	optrom_region_size;
4049 	struct mutex	optrom_mutex;
4050 
4051 /* PCI expansion ROM image information. */
4052 #define ROM_CODE_TYPE_BIOS	0
4053 #define ROM_CODE_TYPE_FCODE	1
4054 #define ROM_CODE_TYPE_EFI	3
4055 	uint8_t 	bios_revision[2];
4056 	uint8_t 	efi_revision[2];
4057 	uint8_t 	fcode_revision[16];
4058 	uint32_t	fw_revision[4];
4059 
4060 	uint32_t	gold_fw_version[4];
4061 
4062 	/* Offsets for flash/nvram access (set to ~0 if not used). */
4063 	uint32_t	flash_conf_off;
4064 	uint32_t	flash_data_off;
4065 	uint32_t	nvram_conf_off;
4066 	uint32_t	nvram_data_off;
4067 
4068 	uint32_t	fdt_wrt_disable;
4069 	uint32_t	fdt_wrt_enable;
4070 	uint32_t	fdt_erase_cmd;
4071 	uint32_t	fdt_block_size;
4072 	uint32_t	fdt_unprotect_sec_cmd;
4073 	uint32_t	fdt_protect_sec_cmd;
4074 	uint32_t	fdt_wrt_sts_reg_cmd;
4075 
4076 	uint32_t        flt_region_flt;
4077 	uint32_t        flt_region_fdt;
4078 	uint32_t        flt_region_boot;
4079 	uint32_t        flt_region_boot_sec;
4080 	uint32_t        flt_region_fw;
4081 	uint32_t        flt_region_fw_sec;
4082 	uint32_t        flt_region_vpd_nvram;
4083 	uint32_t        flt_region_vpd;
4084 	uint32_t        flt_region_vpd_sec;
4085 	uint32_t        flt_region_nvram;
4086 	uint32_t        flt_region_npiv_conf;
4087 	uint32_t	flt_region_gold_fw;
4088 	uint32_t	flt_region_fcp_prio;
4089 	uint32_t	flt_region_bootload;
4090 	uint32_t	flt_region_img_status_pri;
4091 	uint32_t	flt_region_img_status_sec;
4092 	uint8_t         active_image;
4093 
4094 	/* Needed for BEACON */
4095 	uint16_t        beacon_blink_led;
4096 	uint8_t         beacon_color_state;
4097 #define QLA_LED_GRN_ON		0x01
4098 #define QLA_LED_YLW_ON		0x02
4099 #define QLA_LED_ABR_ON		0x04
4100 #define QLA_LED_ALL_ON		0x07	/* yellow, green, amber. */
4101 					/* ISP2322: red, green, amber. */
4102 	uint16_t        zio_mode;
4103 	uint16_t        zio_timer;
4104 
4105 	struct qla_msix_entry *msix_entries;
4106 
4107 	struct list_head        vp_list;        /* list of VP */
4108 	unsigned long   vp_idx_map[(MAX_MULTI_ID_FABRIC / 8) /
4109 			sizeof(unsigned long)];
4110 	uint16_t        num_vhosts;     /* number of vports created */
4111 	uint16_t        num_vsans;      /* number of vsan created */
4112 	uint16_t        max_npiv_vports;        /* 63 or 125 per topoloty */
4113 	int             cur_vport_count;
4114 
4115 	struct qla_chip_state_84xx *cs84xx;
4116 	struct isp_operations *isp_ops;
4117 	struct workqueue_struct *wq;
4118 	struct qlfc_fw fw_buf;
4119 
4120 	/* FCP_CMND priority support */
4121 	struct qla_fcp_prio_cfg *fcp_prio_cfg;
4122 
4123 	struct dma_pool *dl_dma_pool;
4124 #define DSD_LIST_DMA_POOL_SIZE  512
4125 
4126 	struct dma_pool *fcp_cmnd_dma_pool;
4127 	mempool_t       *ctx_mempool;
4128 #define FCP_CMND_DMA_POOL_SIZE 512
4129 
4130 	void __iomem	*nx_pcibase;		/* Base I/O address */
4131 	void __iomem	*nxdb_rd_ptr;		/* Doorbell read pointer */
4132 	void __iomem	*nxdb_wr_ptr;		/* Door bell write pointer */
4133 
4134 	uint32_t	crb_win;
4135 	uint32_t	curr_window;
4136 	uint32_t	ddr_mn_window;
4137 	unsigned long	mn_win_crb;
4138 	unsigned long	ms_win_crb;
4139 	int		qdr_sn_window;
4140 	uint32_t	fcoe_dev_init_timeout;
4141 	uint32_t	fcoe_reset_timeout;
4142 	rwlock_t	hw_lock;
4143 	uint16_t	portnum;		/* port number */
4144 	int		link_width;
4145 	struct fw_blob	*hablob;
4146 	struct qla82xx_legacy_intr_set nx_legacy_intr;
4147 
4148 	uint16_t	gbl_dsd_inuse;
4149 	uint16_t	gbl_dsd_avail;
4150 	struct list_head gbl_dsd_list;
4151 #define NUM_DSD_CHAIN 4096
4152 
4153 	uint8_t fw_type;
4154 	__le32 file_prd_off;	/* File firmware product offset */
4155 
4156 	uint32_t	md_template_size;
4157 	void		*md_tmplt_hdr;
4158 	dma_addr_t      md_tmplt_hdr_dma;
4159 	void            *md_dump;
4160 	uint32_t	md_dump_size;
4161 
4162 	void		*loop_id_map;
4163 
4164 	/* QLA83XX IDC specific fields */
4165 	uint32_t	idc_audit_ts;
4166 	uint32_t	idc_extend_tmo;
4167 
4168 	/* DPC low-priority workqueue */
4169 	struct workqueue_struct *dpc_lp_wq;
4170 	struct work_struct idc_aen;
4171 	/* DPC high-priority workqueue */
4172 	struct workqueue_struct *dpc_hp_wq;
4173 	struct work_struct nic_core_reset;
4174 	struct work_struct idc_state_handler;
4175 	struct work_struct nic_core_unrecoverable;
4176 	struct work_struct board_disable;
4177 
4178 	struct mr_data_fx00 mr;
4179 	uint32_t chip_reset;
4180 
4181 	struct qlt_hw_data tgt;
4182 	int	allow_cna_fw_dump;
4183 	uint32_t fw_ability_mask;
4184 	uint16_t min_link_speed;
4185 	uint16_t max_speed_sup;
4186 
4187 	atomic_t        nvme_active_aen_cnt;
4188 	uint16_t        nvme_last_rptd_aen;             /* Last recorded aen count */
4189 
4190 	atomic_t zio_threshold;
4191 	uint16_t last_zio_threshold;
4192 #define DEFAULT_ZIO_THRESHOLD 64
4193 };
4194 
4195 #define FW_ABILITY_MAX_SPEED_MASK	0xFUL
4196 #define FW_ABILITY_MAX_SPEED_16G	0x0
4197 #define FW_ABILITY_MAX_SPEED_32G	0x1
4198 #define FW_ABILITY_MAX_SPEED(ha)	\
4199 	(ha->fw_ability_mask & FW_ABILITY_MAX_SPEED_MASK)
4200 
4201 /*
4202  * Qlogic scsi host structure
4203  */
4204 typedef struct scsi_qla_host {
4205 	struct list_head list;
4206 	struct list_head vp_fcports;	/* list of fcports */
4207 	struct list_head work_list;
4208 	spinlock_t work_lock;
4209 	struct work_struct iocb_work;
4210 
4211 	/* Commonly used flags and state information. */
4212 	struct Scsi_Host *host;
4213 	unsigned long	host_no;
4214 	uint8_t		host_str[16];
4215 
4216 	volatile struct {
4217 		uint32_t	init_done		:1;
4218 		uint32_t	online			:1;
4219 		uint32_t	reset_active		:1;
4220 
4221 		uint32_t	management_server_logged_in :1;
4222 		uint32_t	process_response_queue	:1;
4223 		uint32_t	difdix_supported:1;
4224 		uint32_t	delete_progress:1;
4225 
4226 		uint32_t	fw_tgt_reported:1;
4227 		uint32_t	bbcr_enable:1;
4228 		uint32_t	qpairs_available:1;
4229 		uint32_t	qpairs_req_created:1;
4230 		uint32_t	qpairs_rsp_created:1;
4231 		uint32_t	nvme_enabled:1;
4232 	} flags;
4233 
4234 	atomic_t	loop_state;
4235 #define LOOP_TIMEOUT	1
4236 #define LOOP_DOWN	2
4237 #define LOOP_UP		3
4238 #define LOOP_UPDATE	4
4239 #define LOOP_READY	5
4240 #define LOOP_DEAD	6
4241 
4242 	unsigned long   relogin_jif;
4243 	unsigned long   dpc_flags;
4244 #define RESET_MARKER_NEEDED	0	/* Send marker to ISP. */
4245 #define RESET_ACTIVE		1
4246 #define ISP_ABORT_NEEDED	2	/* Initiate ISP abort. */
4247 #define ABORT_ISP_ACTIVE	3	/* ISP abort in progress. */
4248 #define LOOP_RESYNC_NEEDED	4	/* Device Resync needed. */
4249 #define LOOP_RESYNC_ACTIVE	5
4250 #define LOCAL_LOOP_UPDATE	6	/* Perform a local loop update. */
4251 #define RSCN_UPDATE		7	/* Perform an RSCN update. */
4252 #define RELOGIN_NEEDED		8
4253 #define REGISTER_FC4_NEEDED	9	/* SNS FC4 registration required. */
4254 #define ISP_ABORT_RETRY		10	/* ISP aborted. */
4255 #define BEACON_BLINK_NEEDED	11
4256 #define REGISTER_FDMI_NEEDED	12
4257 #define FCPORT_UPDATE_NEEDED	13
4258 #define VP_DPC_NEEDED		14	/* wake up for VP dpc handling */
4259 #define UNLOADING		15
4260 #define NPIV_CONFIG_NEEDED	16
4261 #define ISP_UNRECOVERABLE	17
4262 #define FCOE_CTX_RESET_NEEDED	18	/* Initiate FCoE context reset */
4263 #define MPI_RESET_NEEDED	19	/* Initiate MPI FW reset */
4264 #define ISP_QUIESCE_NEEDED	20	/* Driver need some quiescence */
4265 #define N2N_LINK_RESET		21
4266 #define PORT_UPDATE_NEEDED	22
4267 #define FX00_RESET_RECOVERY	23
4268 #define FX00_TARGET_SCAN	24
4269 #define FX00_CRITEMP_RECOVERY	25
4270 #define FX00_HOST_INFO_RESEND	26
4271 #define QPAIR_ONLINE_CHECK_NEEDED	27
4272 #define SET_NVME_ZIO_THRESHOLD_NEEDED	28
4273 #define DETECT_SFP_CHANGE	29
4274 #define N2N_LOGIN_NEEDED	30
4275 #define IOCB_WORK_ACTIVE	31
4276 #define SET_ZIO_THRESHOLD_NEEDED 32
4277 
4278 	unsigned long	pci_flags;
4279 #define PFLG_DISCONNECTED	0	/* PCI device removed */
4280 #define PFLG_DRIVER_REMOVING	1	/* PCI driver .remove */
4281 #define PFLG_DRIVER_PROBING	2	/* PCI driver .probe */
4282 
4283 	uint32_t	device_flags;
4284 #define SWITCH_FOUND		BIT_0
4285 #define DFLG_NO_CABLE		BIT_1
4286 #define DFLG_DEV_FAILED		BIT_5
4287 
4288 	/* ISP configuration data. */
4289 	uint16_t	loop_id;		/* Host adapter loop id */
4290 	uint16_t        self_login_loop_id;     /* host adapter loop id
4291 						 * get it on self login
4292 						 */
4293 	fc_port_t       bidir_fcport;		/* fcport used for bidir cmnds
4294 						 * no need of allocating it for
4295 						 * each command
4296 						 */
4297 
4298 	port_id_t	d_id;			/* Host adapter port id */
4299 	uint8_t		marker_needed;
4300 	uint16_t	mgmt_svr_loop_id;
4301 
4302 
4303 
4304 	/* Timeout timers. */
4305 	uint8_t         loop_down_abort_time;    /* port down timer */
4306 	atomic_t        loop_down_timer;         /* loop down timer */
4307 	uint8_t         link_down_timeout;       /* link down timeout */
4308 
4309 	uint32_t        timer_active;
4310 	struct timer_list        timer;
4311 
4312 	uint8_t		node_name[WWN_SIZE];
4313 	uint8_t		port_name[WWN_SIZE];
4314 	uint8_t		fabric_node_name[WWN_SIZE];
4315 
4316 	struct		nvme_fc_local_port *nvme_local_port;
4317 	struct completion nvme_del_done;
4318 	struct list_head nvme_rport_list;
4319 
4320 	uint16_t	fcoe_vlan_id;
4321 	uint16_t	fcoe_fcf_idx;
4322 	uint8_t		fcoe_vn_port_mac[6];
4323 
4324 	/* list of commands waiting on workqueue */
4325 	struct list_head	qla_cmd_list;
4326 	struct list_head	qla_sess_op_cmd_list;
4327 	struct list_head	unknown_atio_list;
4328 	spinlock_t		cmd_list_lock;
4329 	struct delayed_work	unknown_atio_work;
4330 
4331 	/* Counter to detect races between ELS and RSCN events */
4332 	atomic_t		generation_tick;
4333 	/* Time when global fcport update has been scheduled */
4334 	int			total_fcport_update_gen;
4335 	/* List of pending LOGOs, protected by tgt_mutex */
4336 	struct list_head	logo_list;
4337 	/* List of pending PLOGI acks, protected by hw lock */
4338 	struct list_head	plogi_ack_list;
4339 
4340 	struct list_head	qp_list;
4341 
4342 	uint32_t	vp_abort_cnt;
4343 
4344 	struct fc_vport	*fc_vport;	/* holds fc_vport * for each vport */
4345 	uint16_t        vp_idx;		/* vport ID */
4346 	struct qla_qpair *qpair;	/* base qpair */
4347 
4348 	unsigned long		vp_flags;
4349 #define VP_IDX_ACQUIRED		0	/* bit no 0 */
4350 #define VP_CREATE_NEEDED	1
4351 #define VP_BIND_NEEDED		2
4352 #define VP_DELETE_NEEDED	3
4353 #define VP_SCR_NEEDED		4	/* State Change Request registration */
4354 #define VP_CONFIG_OK		5	/* Flag to cfg VP, if FW is ready */
4355 	atomic_t 		vp_state;
4356 #define VP_OFFLINE		0
4357 #define VP_ACTIVE		1
4358 #define VP_FAILED		2
4359 // #define VP_DISABLE		3
4360 	uint16_t 	vp_err_state;
4361 	uint16_t	vp_prev_err_state;
4362 #define VP_ERR_UNKWN		0
4363 #define VP_ERR_PORTDWN		1
4364 #define VP_ERR_FAB_UNSUPPORTED	2
4365 #define VP_ERR_FAB_NORESOURCES	3
4366 #define VP_ERR_FAB_LOGOUT	4
4367 #define VP_ERR_ADAP_NORESOURCES	5
4368 	struct qla_hw_data *hw;
4369 	struct scsi_qlt_host vha_tgt;
4370 	struct req_que *req;
4371 	int		fw_heartbeat_counter;
4372 	int		seconds_since_last_heartbeat;
4373 	struct fc_host_statistics fc_host_stat;
4374 	struct qla_statistics qla_stats;
4375 	struct bidi_statistics bidi_stats;
4376 	atomic_t	vref_count;
4377 	struct qla8044_reset_template reset_tmplt;
4378 	uint16_t	bbcr;
4379 
4380 	uint16_t u_ql2xexchoffld;
4381 	uint16_t u_ql2xiniexchg;
4382 	uint16_t qlini_mode;
4383 	uint16_t ql2xexchoffld;
4384 	uint16_t ql2xiniexchg;
4385 
4386 	struct name_list_extended gnl;
4387 	/* Count of active session/fcport */
4388 	int fcport_count;
4389 	wait_queue_head_t fcport_waitQ;
4390 	wait_queue_head_t vref_waitq;
4391 	uint8_t min_link_speed_feat;
4392 	uint8_t n2n_node_name[WWN_SIZE];
4393 	uint8_t n2n_port_name[WWN_SIZE];
4394 	uint16_t	n2n_id;
4395 	struct list_head gpnid_list;
4396 	struct fab_scan scan;
4397 } scsi_qla_host_t;
4398 
4399 struct qla27xx_image_status {
4400 	uint8_t image_status_mask;
4401 	uint16_t generation_number;
4402 	uint8_t reserved[3];
4403 	uint8_t ver_minor;
4404 	uint8_t ver_major;
4405 	uint32_t checksum;
4406 	uint32_t signature;
4407 } __packed;
4408 
4409 #define SET_VP_IDX	1
4410 #define SET_AL_PA	2
4411 #define RESET_VP_IDX	3
4412 #define RESET_AL_PA	4
4413 struct qla_tgt_vp_map {
4414 	uint8_t	idx;
4415 	scsi_qla_host_t *vha;
4416 };
4417 
4418 struct qla2_sgx {
4419 	dma_addr_t		dma_addr;	/* OUT */
4420 	uint32_t		dma_len;	/* OUT */
4421 
4422 	uint32_t		tot_bytes;	/* IN */
4423 	struct scatterlist	*cur_sg;	/* IN */
4424 
4425 	/* for book keeping, bzero on initial invocation */
4426 	uint32_t		bytes_consumed;
4427 	uint32_t		num_bytes;
4428 	uint32_t		tot_partial;
4429 
4430 	/* for debugging */
4431 	uint32_t		num_sg;
4432 	srb_t			*sp;
4433 };
4434 
4435 #define QLA_FW_STARTED(_ha) {			\
4436 	int i;					\
4437 	_ha->flags.fw_started = 1;		\
4438 	_ha->base_qpair->fw_started = 1;	\
4439 	for (i = 0; i < _ha->max_qpairs; i++) {	\
4440 	if (_ha->queue_pair_map[i])	\
4441 	_ha->queue_pair_map[i]->fw_started = 1;	\
4442 	}					\
4443 }
4444 
4445 #define QLA_FW_STOPPED(_ha) {			\
4446 	int i;					\
4447 	_ha->flags.fw_started = 0;		\
4448 	_ha->base_qpair->fw_started = 0;	\
4449 	for (i = 0; i < _ha->max_qpairs; i++) {	\
4450 	if (_ha->queue_pair_map[i])	\
4451 	_ha->queue_pair_map[i]->fw_started = 0;	\
4452 	}					\
4453 }
4454 
4455 /*
4456  * Macros to help code, maintain, etc.
4457  */
4458 #define LOOP_TRANSITION(ha) \
4459 	(test_bit(ISP_ABORT_NEEDED, &ha->dpc_flags) || \
4460 	 test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags) || \
4461 	 atomic_read(&ha->loop_state) == LOOP_DOWN)
4462 
4463 #define STATE_TRANSITION(ha) \
4464 		(test_bit(ISP_ABORT_NEEDED, &ha->dpc_flags) || \
4465 			 test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags))
4466 
4467 #define QLA_VHA_MARK_BUSY(__vha, __bail) do {		\
4468 	atomic_inc(&__vha->vref_count);			\
4469 	mb();						\
4470 	if (__vha->flags.delete_progress) {		\
4471 		atomic_dec(&__vha->vref_count);		\
4472 		wake_up(&__vha->vref_waitq);		\
4473 		__bail = 1;				\
4474 	} else {					\
4475 		__bail = 0;				\
4476 	}						\
4477 } while (0)
4478 
4479 #define QLA_VHA_MARK_NOT_BUSY(__vha) do {		\
4480 	atomic_dec(&__vha->vref_count);			\
4481 	wake_up(&__vha->vref_waitq);			\
4482 } while (0)						\
4483 
4484 #define QLA_QPAIR_MARK_BUSY(__qpair, __bail) do {	\
4485 	atomic_inc(&__qpair->ref_count);		\
4486 	mb();						\
4487 	if (__qpair->delete_in_progress) {		\
4488 		atomic_dec(&__qpair->ref_count);	\
4489 		__bail = 1;				\
4490 	} else {					\
4491 	       __bail = 0;				\
4492 	}						\
4493 } while (0)
4494 
4495 #define QLA_QPAIR_MARK_NOT_BUSY(__qpair)		\
4496 	atomic_dec(&__qpair->ref_count);		\
4497 
4498 
4499 #define QLA_ENA_CONF(_ha) {\
4500     int i;\
4501     _ha->base_qpair->enable_explicit_conf = 1;	\
4502     for (i = 0; i < _ha->max_qpairs; i++) {	\
4503 	if (_ha->queue_pair_map[i])		\
4504 	    _ha->queue_pair_map[i]->enable_explicit_conf = 1; \
4505     }						\
4506 }
4507 
4508 #define QLA_DIS_CONF(_ha) {\
4509     int i;\
4510     _ha->base_qpair->enable_explicit_conf = 0;	\
4511     for (i = 0; i < _ha->max_qpairs; i++) {	\
4512 	if (_ha->queue_pair_map[i])		\
4513 	    _ha->queue_pair_map[i]->enable_explicit_conf = 0; \
4514     }						\
4515 }
4516 
4517 /*
4518  * qla2x00 local function return status codes
4519  */
4520 #define MBS_MASK		0x3fff
4521 
4522 #define QLA_SUCCESS		(MBS_COMMAND_COMPLETE & MBS_MASK)
4523 #define QLA_INVALID_COMMAND	(MBS_INVALID_COMMAND & MBS_MASK)
4524 #define QLA_INTERFACE_ERROR	(MBS_HOST_INTERFACE_ERROR & MBS_MASK)
4525 #define QLA_TEST_FAILED		(MBS_TEST_FAILED & MBS_MASK)
4526 #define QLA_COMMAND_ERROR	(MBS_COMMAND_ERROR & MBS_MASK)
4527 #define QLA_PARAMETER_ERROR	(MBS_COMMAND_PARAMETER_ERROR & MBS_MASK)
4528 #define QLA_PORT_ID_USED	(MBS_PORT_ID_USED & MBS_MASK)
4529 #define QLA_LOOP_ID_USED	(MBS_LOOP_ID_USED & MBS_MASK)
4530 #define QLA_ALL_IDS_IN_USE	(MBS_ALL_IDS_IN_USE & MBS_MASK)
4531 #define QLA_NOT_LOGGED_IN	(MBS_NOT_LOGGED_IN & MBS_MASK)
4532 
4533 #define QLA_FUNCTION_TIMEOUT		0x100
4534 #define QLA_FUNCTION_PARAMETER_ERROR	0x101
4535 #define QLA_FUNCTION_FAILED		0x102
4536 #define QLA_MEMORY_ALLOC_FAILED		0x103
4537 #define QLA_LOCK_TIMEOUT		0x104
4538 #define QLA_ABORTED			0x105
4539 #define QLA_SUSPENDED			0x106
4540 #define QLA_BUSY			0x107
4541 #define QLA_ALREADY_REGISTERED		0x109
4542 
4543 #define NVRAM_DELAY()		udelay(10)
4544 
4545 /*
4546  * Flash support definitions
4547  */
4548 #define OPTROM_SIZE_2300	0x20000
4549 #define OPTROM_SIZE_2322	0x100000
4550 #define OPTROM_SIZE_24XX	0x100000
4551 #define OPTROM_SIZE_25XX	0x200000
4552 #define OPTROM_SIZE_81XX	0x400000
4553 #define OPTROM_SIZE_82XX	0x800000
4554 #define OPTROM_SIZE_83XX	0x1000000
4555 
4556 #define OPTROM_BURST_SIZE	0x1000
4557 #define OPTROM_BURST_DWORDS	(OPTROM_BURST_SIZE / 4)
4558 
4559 #define	QLA_DSDS_PER_IOCB	37
4560 
4561 #define CMD_SP(Cmnd)		((Cmnd)->SCp.ptr)
4562 
4563 #define QLA_SG_ALL	1024
4564 
4565 enum nexus_wait_type {
4566 	WAIT_HOST = 0,
4567 	WAIT_TARGET,
4568 	WAIT_LUN,
4569 };
4570 
4571 /* Refer to SNIA SFF 8247 */
4572 struct sff_8247_a0 {
4573 	u8 txid;	/* transceiver id */
4574 	u8 ext_txid;
4575 	u8 connector;
4576 	/* compliance code */
4577 	u8 eth_infi_cc3;	/* ethernet, inifiband */
4578 	u8 sonet_cc4[2];
4579 	u8 eth_cc6;
4580 	/* link length */
4581 #define FC_LL_VL BIT_7	/* very long */
4582 #define FC_LL_S  BIT_6	/* Short */
4583 #define FC_LL_I  BIT_5	/* Intermidiate*/
4584 #define FC_LL_L  BIT_4	/* Long */
4585 #define FC_LL_M  BIT_3	/* Medium */
4586 #define FC_LL_SA BIT_2	/* ShortWave laser */
4587 #define FC_LL_LC BIT_1	/* LongWave laser */
4588 #define FC_LL_EL BIT_0	/* Electrical inter enclosure */
4589 	u8 fc_ll_cc7;
4590 	/* FC technology */
4591 #define FC_TEC_EL BIT_7	/* Electrical inter enclosure */
4592 #define FC_TEC_SN BIT_6	/* short wave w/o OFC */
4593 #define FC_TEC_SL BIT_5	/* short wave with OFC */
4594 #define FC_TEC_LL BIT_4	/* Longwave Laser */
4595 #define FC_TEC_ACT BIT_3	/* Active cable */
4596 #define FC_TEC_PAS BIT_2	/* Passive cable */
4597 	u8 fc_tec_cc8;
4598 	/* Transmission Media */
4599 #define FC_MED_TW BIT_7	/* Twin Ax */
4600 #define FC_MED_TP BIT_6	/* Twited Pair */
4601 #define FC_MED_MI BIT_5	/* Min Coax */
4602 #define FC_MED_TV BIT_4	/* Video Coax */
4603 #define FC_MED_M6 BIT_3	/* Multimode, 62.5um */
4604 #define FC_MED_M5 BIT_2	/* Multimode, 50um */
4605 #define FC_MED_SM BIT_0	/* Single Mode */
4606 	u8 fc_med_cc9;
4607 	/* speed FC_SP_12: 12*100M = 1200 MB/s */
4608 #define FC_SP_12 BIT_7
4609 #define FC_SP_8  BIT_6
4610 #define FC_SP_16 BIT_5
4611 #define FC_SP_4  BIT_4
4612 #define FC_SP_32 BIT_3
4613 #define FC_SP_2  BIT_2
4614 #define FC_SP_1  BIT_0
4615 	u8 fc_sp_cc10;
4616 	u8 encode;
4617 	u8 bitrate;
4618 	u8 rate_id;
4619 	u8 length_km;		/* offset 14/eh */
4620 	u8 length_100m;
4621 	u8 length_50um_10m;
4622 	u8 length_62um_10m;
4623 	u8 length_om4_10m;
4624 	u8 length_om3_10m;
4625 #define SFF_VEN_NAME_LEN 16
4626 	u8 vendor_name[SFF_VEN_NAME_LEN];	/* offset 20/14h */
4627 	u8 tx_compat;
4628 	u8 vendor_oui[3];
4629 #define SFF_PART_NAME_LEN 16
4630 	u8 vendor_pn[SFF_PART_NAME_LEN];	/* part number */
4631 	u8 vendor_rev[4];
4632 	u8 wavelength[2];
4633 	u8 resv;
4634 	u8 cc_base;
4635 	u8 options[2];	/* offset 64 */
4636 	u8 br_max;
4637 	u8 br_min;
4638 	u8 vendor_sn[16];
4639 	u8 date_code[8];
4640 	u8 diag;
4641 	u8 enh_options;
4642 	u8 sff_revision;
4643 	u8 cc_ext;
4644 	u8 vendor_specific[32];
4645 	u8 resv2[128];
4646 };
4647 
4648 #define AUTO_DETECT_SFP_SUPPORT(_vha)\
4649 	(ql2xautodetectsfp && !_vha->vp_idx &&		\
4650 	(IS_QLA25XX(_vha->hw) || IS_QLA81XX(_vha->hw) ||\
4651 	IS_QLA83XX(_vha->hw) || IS_QLA27XX(_vha->hw)))
4652 
4653 #define USER_CTRL_IRQ(_ha) (ql2xuctrlirq && QLA_TGT_MODE_ENABLED() && \
4654 	(IS_QLA27XX(_ha) || IS_QLA83XX(_ha)))
4655 
4656 #define SAVE_TOPO(_ha) { \
4657 	if (_ha->current_topology)				\
4658 		_ha->prev_topology = _ha->current_topology;     \
4659 }
4660 
4661 #define N2N_TOPO(ha) \
4662 	((ha->prev_topology == ISP_CFG_N && !ha->current_topology) || \
4663 	 ha->current_topology == ISP_CFG_N || \
4664 	 !ha->current_topology)
4665 
4666 #include "qla_target.h"
4667 #include "qla_gbl.h"
4668 #include "qla_dbg.h"
4669 #include "qla_inline.h"
4670 #endif
4671