xref: /openbmc/linux/drivers/scsi/qla2xxx/qla_def.h (revision 4ed91d48259d9ddd378424d008f2e6559f7e78f8)
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 
29 #include <scsi/scsi.h>
30 #include <scsi/scsi_host.h>
31 #include <scsi/scsi_device.h>
32 #include <scsi/scsi_cmnd.h>
33 #include <scsi/scsi_transport_fc.h>
34 #include <scsi/scsi_bsg_fc.h>
35 
36 #include "qla_bsg.h"
37 #include "qla_nx.h"
38 #include "qla_nx2.h"
39 #define QLA2XXX_DRIVER_NAME	"qla2xxx"
40 #define QLA2XXX_APIDEV		"ql2xapidev"
41 #define QLA2XXX_MANUFACTURER	"QLogic Corporation"
42 
43 /*
44  * We have MAILBOX_REGISTER_COUNT sized arrays in a few places,
45  * but that's fine as we don't look at the last 24 ones for
46  * ISP2100 HBAs.
47  */
48 #define MAILBOX_REGISTER_COUNT_2100	8
49 #define MAILBOX_REGISTER_COUNT_2200	24
50 #define MAILBOX_REGISTER_COUNT		32
51 
52 #define QLA2200A_RISC_ROM_VER	4
53 #define FPM_2300		6
54 #define FPM_2310		7
55 
56 #include "qla_settings.h"
57 
58 #define MODE_DUAL (MODE_TARGET | MODE_INITIATOR)
59 
60 /*
61  * Data bit definitions
62  */
63 #define BIT_0	0x1
64 #define BIT_1	0x2
65 #define BIT_2	0x4
66 #define BIT_3	0x8
67 #define BIT_4	0x10
68 #define BIT_5	0x20
69 #define BIT_6	0x40
70 #define BIT_7	0x80
71 #define BIT_8	0x100
72 #define BIT_9	0x200
73 #define BIT_10	0x400
74 #define BIT_11	0x800
75 #define BIT_12	0x1000
76 #define BIT_13	0x2000
77 #define BIT_14	0x4000
78 #define BIT_15	0x8000
79 #define BIT_16	0x10000
80 #define BIT_17	0x20000
81 #define BIT_18	0x40000
82 #define BIT_19	0x80000
83 #define BIT_20	0x100000
84 #define BIT_21	0x200000
85 #define BIT_22	0x400000
86 #define BIT_23	0x800000
87 #define BIT_24	0x1000000
88 #define BIT_25	0x2000000
89 #define BIT_26	0x4000000
90 #define BIT_27	0x8000000
91 #define BIT_28	0x10000000
92 #define BIT_29	0x20000000
93 #define BIT_30	0x40000000
94 #define BIT_31	0x80000000
95 
96 #define LSB(x)	((uint8_t)(x))
97 #define MSB(x)	((uint8_t)((uint16_t)(x) >> 8))
98 
99 #define LSW(x)	((uint16_t)(x))
100 #define MSW(x)	((uint16_t)((uint32_t)(x) >> 16))
101 
102 #define LSD(x)	((uint32_t)((uint64_t)(x)))
103 #define MSD(x)	((uint32_t)((((uint64_t)(x)) >> 16) >> 16))
104 
105 #define MAKE_HANDLE(x, y) ((uint32_t)((((uint32_t)(x)) << 16) | (uint32_t)(y)))
106 
107 /*
108  * I/O register
109 */
110 
111 #define RD_REG_BYTE(addr)		readb(addr)
112 #define RD_REG_WORD(addr)		readw(addr)
113 #define RD_REG_DWORD(addr)		readl(addr)
114 #define RD_REG_BYTE_RELAXED(addr)	readb_relaxed(addr)
115 #define RD_REG_WORD_RELAXED(addr)	readw_relaxed(addr)
116 #define RD_REG_DWORD_RELAXED(addr)	readl_relaxed(addr)
117 #define WRT_REG_BYTE(addr, data)	writeb(data,addr)
118 #define WRT_REG_WORD(addr, data)	writew(data,addr)
119 #define WRT_REG_DWORD(addr, data)	writel(data,addr)
120 
121 /*
122  * ISP83XX specific remote register addresses
123  */
124 #define QLA83XX_LED_PORT0			0x00201320
125 #define QLA83XX_LED_PORT1			0x00201328
126 #define QLA83XX_IDC_DEV_STATE		0x22102384
127 #define QLA83XX_IDC_MAJOR_VERSION	0x22102380
128 #define QLA83XX_IDC_MINOR_VERSION	0x22102398
129 #define QLA83XX_IDC_DRV_PRESENCE	0x22102388
130 #define QLA83XX_IDC_DRIVER_ACK		0x2210238c
131 #define QLA83XX_IDC_CONTROL			0x22102390
132 #define QLA83XX_IDC_AUDIT			0x22102394
133 #define QLA83XX_IDC_LOCK_RECOVERY	0x2210239c
134 #define QLA83XX_DRIVER_LOCKID		0x22102104
135 #define QLA83XX_DRIVER_LOCK			0x8111c028
136 #define QLA83XX_DRIVER_UNLOCK		0x8111c02c
137 #define QLA83XX_FLASH_LOCKID		0x22102100
138 #define QLA83XX_FLASH_LOCK			0x8111c010
139 #define QLA83XX_FLASH_UNLOCK		0x8111c014
140 #define QLA83XX_DEV_PARTINFO1		0x221023e0
141 #define QLA83XX_DEV_PARTINFO2		0x221023e4
142 #define QLA83XX_FW_HEARTBEAT		0x221020b0
143 #define QLA83XX_PEG_HALT_STATUS1	0x221020a8
144 #define QLA83XX_PEG_HALT_STATUS2	0x221020ac
145 
146 /* 83XX: Macros defining 8200 AEN Reason codes */
147 #define IDC_DEVICE_STATE_CHANGE BIT_0
148 #define IDC_PEG_HALT_STATUS_CHANGE BIT_1
149 #define IDC_NIC_FW_REPORTED_FAILURE BIT_2
150 #define IDC_HEARTBEAT_FAILURE BIT_3
151 
152 /* 83XX: Macros defining 8200 AEN Error-levels */
153 #define ERR_LEVEL_NON_FATAL 0x1
154 #define ERR_LEVEL_RECOVERABLE_FATAL 0x2
155 #define ERR_LEVEL_UNRECOVERABLE_FATAL 0x4
156 
157 /* 83XX: Macros for IDC Version */
158 #define QLA83XX_SUPP_IDC_MAJOR_VERSION 0x01
159 #define QLA83XX_SUPP_IDC_MINOR_VERSION 0x0
160 
161 /* 83XX: Macros for scheduling dpc tasks */
162 #define QLA83XX_NIC_CORE_RESET 0x1
163 #define QLA83XX_IDC_STATE_HANDLER 0x2
164 #define QLA83XX_NIC_CORE_UNRECOVERABLE 0x3
165 
166 /* 83XX: Macros for defining IDC-Control bits */
167 #define QLA83XX_IDC_RESET_DISABLED BIT_0
168 #define QLA83XX_IDC_GRACEFUL_RESET BIT_1
169 
170 /* 83XX: Macros for different timeouts */
171 #define QLA83XX_IDC_INITIALIZATION_TIMEOUT 30
172 #define QLA83XX_IDC_RESET_ACK_TIMEOUT 10
173 #define QLA83XX_MAX_LOCK_RECOVERY_WAIT (2 * HZ)
174 
175 /* 83XX: Macros for defining class in DEV-Partition Info register */
176 #define QLA83XX_CLASS_TYPE_NONE		0x0
177 #define QLA83XX_CLASS_TYPE_NIC		0x1
178 #define QLA83XX_CLASS_TYPE_FCOE		0x2
179 #define QLA83XX_CLASS_TYPE_ISCSI	0x3
180 
181 /* 83XX: Macros for IDC Lock-Recovery stages */
182 #define IDC_LOCK_RECOVERY_STAGE1	0x1 /* Stage1: Intent for
183 					     * lock-recovery
184 					     */
185 #define IDC_LOCK_RECOVERY_STAGE2	0x2 /* Stage2: Perform lock-recovery */
186 
187 /* 83XX: Macros for IDC Audit type */
188 #define IDC_AUDIT_TIMESTAMP		0x0 /* IDC-AUDIT: Record timestamp of
189 					     * dev-state change to NEED-RESET
190 					     * or NEED-QUIESCENT
191 					     */
192 #define IDC_AUDIT_COMPLETION		0x1 /* IDC-AUDIT: Record duration of
193 					     * reset-recovery completion is
194 					     * second
195 					     */
196 /* ISP2031: Values for laser on/off */
197 #define PORT_0_2031	0x00201340
198 #define PORT_1_2031	0x00201350
199 #define LASER_ON_2031	0x01800100
200 #define LASER_OFF_2031	0x01800180
201 
202 /*
203  * The ISP2312 v2 chip cannot access the FLASH/GPIO registers via MMIO in an
204  * 133Mhz slot.
205  */
206 #define RD_REG_WORD_PIO(addr)		(inw((unsigned long)addr))
207 #define WRT_REG_WORD_PIO(addr, data)	(outw(data,(unsigned long)addr))
208 
209 /*
210  * Fibre Channel device definitions.
211  */
212 #define WWN_SIZE		8	/* Size of WWPN, WWN & WWNN */
213 #define MAX_FIBRE_DEVICES_2100	512
214 #define MAX_FIBRE_DEVICES_2400	2048
215 #define MAX_FIBRE_DEVICES_LOOP	128
216 #define MAX_FIBRE_DEVICES_MAX	MAX_FIBRE_DEVICES_2400
217 #define LOOPID_MAP_SIZE		(ha->max_fibre_devices)
218 #define MAX_FIBRE_LUNS  	0xFFFF
219 #define	MAX_HOST_COUNT		16
220 
221 /*
222  * Host adapter default definitions.
223  */
224 #define MAX_BUSES		1  /* We only have one bus today */
225 #define MIN_LUNS		8
226 #define MAX_LUNS		MAX_FIBRE_LUNS
227 #define MAX_CMDS_PER_LUN	255
228 
229 /*
230  * Fibre Channel device definitions.
231  */
232 #define SNS_LAST_LOOP_ID_2100	0xfe
233 #define SNS_LAST_LOOP_ID_2300	0x7ff
234 
235 #define LAST_LOCAL_LOOP_ID	0x7d
236 #define SNS_FL_PORT		0x7e
237 #define FABRIC_CONTROLLER	0x7f
238 #define SIMPLE_NAME_SERVER	0x80
239 #define SNS_FIRST_LOOP_ID	0x81
240 #define MANAGEMENT_SERVER	0xfe
241 #define BROADCAST		0xff
242 
243 /*
244  * There is no correspondence between an N-PORT id and an AL_PA.  Therefore the
245  * valid range of an N-PORT id is 0 through 0x7ef.
246  */
247 #define NPH_LAST_HANDLE		0x7ef
248 #define NPH_MGMT_SERVER		0x7fa		/*  FFFFFA */
249 #define NPH_SNS			0x7fc		/*  FFFFFC */
250 #define NPH_FABRIC_CONTROLLER	0x7fd		/*  FFFFFD */
251 #define NPH_F_PORT		0x7fe		/*  FFFFFE */
252 #define NPH_IP_BROADCAST	0x7ff		/*  FFFFFF */
253 
254 #define MAX_CMDSZ	16		/* SCSI maximum CDB size. */
255 #include "qla_fw.h"
256 
257 struct name_list_extended {
258 	struct get_name_list_extended *l;
259 	dma_addr_t		ldma;
260 	struct list_head 	fcports;	/* protect by sess_list */
261 	u32			size;
262 	u8			sent;
263 };
264 /*
265  * Timeout timer counts in seconds
266  */
267 #define PORT_RETRY_TIME			1
268 #define LOOP_DOWN_TIMEOUT		60
269 #define LOOP_DOWN_TIME			255	/* 240 */
270 #define	LOOP_DOWN_RESET			(LOOP_DOWN_TIME - 30)
271 
272 #define DEFAULT_OUTSTANDING_COMMANDS	4096
273 #define MIN_OUTSTANDING_COMMANDS	128
274 
275 /* ISP request and response entry counts (37-65535) */
276 #define REQUEST_ENTRY_CNT_2100		128	/* Number of request entries. */
277 #define REQUEST_ENTRY_CNT_2200		2048	/* Number of request entries. */
278 #define REQUEST_ENTRY_CNT_24XX		2048	/* Number of request entries. */
279 #define REQUEST_ENTRY_CNT_83XX		8192	/* Number of request entries. */
280 #define RESPONSE_ENTRY_CNT_83XX		4096	/* Number of response entries.*/
281 #define RESPONSE_ENTRY_CNT_2100		64	/* Number of response entries.*/
282 #define RESPONSE_ENTRY_CNT_2300		512	/* Number of response entries.*/
283 #define RESPONSE_ENTRY_CNT_MQ		128	/* Number of response entries.*/
284 #define ATIO_ENTRY_CNT_24XX		4096	/* Number of ATIO entries. */
285 #define RESPONSE_ENTRY_CNT_FX00		256     /* Number of response entries.*/
286 #define EXTENDED_EXCH_ENTRY_CNT		32768   /* Entries for offload case */
287 
288 struct req_que;
289 struct qla_tgt_sess;
290 
291 /*
292  * SCSI Request Block
293  */
294 struct srb_cmd {
295 	struct scsi_cmnd *cmd;		/* Linux SCSI command pkt */
296 	uint32_t request_sense_length;
297 	uint32_t fw_sense_length;
298 	uint8_t *request_sense_ptr;
299 	void *ctx;
300 };
301 
302 /*
303  * SRB flag definitions
304  */
305 #define SRB_DMA_VALID			BIT_0	/* Command sent to ISP */
306 #define SRB_FCP_CMND_DMA_VALID		BIT_12	/* DIF: DSD List valid */
307 #define SRB_CRC_CTX_DMA_VALID		BIT_2	/* DIF: context DMA valid */
308 #define SRB_CRC_PROT_DMA_VALID		BIT_4	/* DIF: prot DMA valid */
309 #define SRB_CRC_CTX_DSD_VALID		BIT_5	/* DIF: dsd_list valid */
310 
311 /* To identify if a srb is of T10-CRC type. @sp => srb_t pointer */
312 #define IS_PROT_IO(sp)	(sp->flags & SRB_CRC_CTX_DSD_VALID)
313 
314 struct els_logo_payload {
315 	uint8_t opcode;
316 	uint8_t rsvd[3];
317 	uint8_t s_id[3];
318 	uint8_t rsvd1[1];
319 	uint8_t wwpn[WWN_SIZE];
320 };
321 
322 struct ct_arg {
323 	void		*iocb;
324 	u16		nport_handle;
325 	dma_addr_t	req_dma;
326 	dma_addr_t	rsp_dma;
327 	u32		req_size;
328 	u32		rsp_size;
329 	void		*req;
330 	void		*rsp;
331 };
332 
333 /*
334  * SRB extensions.
335  */
336 struct srb_iocb {
337 	union {
338 		struct {
339 			uint16_t flags;
340 #define SRB_LOGIN_RETRIED	BIT_0
341 #define SRB_LOGIN_COND_PLOGI	BIT_1
342 #define SRB_LOGIN_SKIP_PRLI	BIT_2
343 			uint16_t data[2];
344 			u32 iop[2];
345 		} logio;
346 		struct {
347 #define ELS_DCMD_TIMEOUT 20
348 #define ELS_DCMD_LOGO 0x5
349 			uint32_t flags;
350 			uint32_t els_cmd;
351 			struct completion comp;
352 			struct els_logo_payload *els_logo_pyld;
353 			dma_addr_t els_logo_pyld_dma;
354 		} els_logo;
355 		struct {
356 			/*
357 			 * Values for flags field below are as
358 			 * defined in tsk_mgmt_entry struct
359 			 * for control_flags field in qla_fw.h.
360 			 */
361 			uint64_t lun;
362 			uint32_t flags;
363 			uint32_t data;
364 			struct completion comp;
365 			__le16 comp_status;
366 		} tmf;
367 		struct {
368 #define SRB_FXDISC_REQ_DMA_VALID	BIT_0
369 #define SRB_FXDISC_RESP_DMA_VALID	BIT_1
370 #define SRB_FXDISC_REQ_DWRD_VALID	BIT_2
371 #define SRB_FXDISC_RSP_DWRD_VALID	BIT_3
372 #define FXDISC_TIMEOUT 20
373 			uint8_t flags;
374 			uint32_t req_len;
375 			uint32_t rsp_len;
376 			void *req_addr;
377 			void *rsp_addr;
378 			dma_addr_t req_dma_handle;
379 			dma_addr_t rsp_dma_handle;
380 			__le32 adapter_id;
381 			__le32 adapter_id_hi;
382 			__le16 req_func_type;
383 			__le32 req_data;
384 			__le32 req_data_extra;
385 			__le32 result;
386 			__le32 seq_number;
387 			__le16 fw_flags;
388 			struct completion fxiocb_comp;
389 			__le32 reserved_0;
390 			uint8_t reserved_1;
391 		} fxiocb;
392 		struct {
393 			uint32_t cmd_hndl;
394 			__le16 comp_status;
395 			struct completion comp;
396 		} abt;
397 		struct ct_arg ctarg;
398 		struct {
399 			__le16 in_mb[28]; 	/* fr fw */
400 			__le16 out_mb[28];	/* to fw */
401 			void *out, *in;
402 			dma_addr_t out_dma, in_dma;
403 		} mbx;
404 		struct {
405 			struct imm_ntfy_from_isp *ntfy;
406 		} nack;
407 	} u;
408 
409 	struct timer_list timer;
410 	void (*timeout)(void *);
411 };
412 
413 /* Values for srb_ctx type */
414 #define SRB_LOGIN_CMD	1
415 #define SRB_LOGOUT_CMD	2
416 #define SRB_ELS_CMD_RPT 3
417 #define SRB_ELS_CMD_HST 4
418 #define SRB_CT_CMD	5
419 #define SRB_ADISC_CMD	6
420 #define SRB_TM_CMD	7
421 #define SRB_SCSI_CMD	8
422 #define SRB_BIDI_CMD	9
423 #define SRB_FXIOCB_DCMD	10
424 #define SRB_FXIOCB_BCMD	11
425 #define SRB_ABT_CMD	12
426 #define SRB_ELS_DCMD	13
427 #define SRB_MB_IOCB	14
428 #define SRB_CT_PTHRU_CMD 15
429 #define SRB_NACK_PLOGI	16
430 #define SRB_NACK_PRLI	17
431 #define SRB_NACK_LOGO	18
432 
433 typedef struct srb {
434 	atomic_t ref_count;
435 	struct fc_port *fcport;
436 	struct scsi_qla_host *vha;
437 	uint32_t handle;
438 	uint16_t flags;
439 	uint16_t type;
440 	char *name;
441 	int iocbs;
442 	struct qla_qpair *qpair;
443 	u32 gen1;	/* scratch */
444 	u32 gen2;	/* scratch */
445 	union {
446 		struct srb_iocb iocb_cmd;
447 		struct bsg_job *bsg_job;
448 		struct srb_cmd scmd;
449 	} u;
450 	void (*done)(void *, int);
451 	void (*free)(void *);
452 } srb_t;
453 
454 #define GET_CMD_SP(sp) (sp->u.scmd.cmd)
455 #define SET_CMD_SP(sp, cmd) (sp->u.scmd.cmd = cmd)
456 #define GET_CMD_CTX_SP(sp) (sp->u.scmd.ctx)
457 
458 #define GET_CMD_SENSE_LEN(sp) \
459 	(sp->u.scmd.request_sense_length)
460 #define SET_CMD_SENSE_LEN(sp, len) \
461 	(sp->u.scmd.request_sense_length = len)
462 #define GET_CMD_SENSE_PTR(sp) \
463 	(sp->u.scmd.request_sense_ptr)
464 #define SET_CMD_SENSE_PTR(sp, ptr) \
465 	(sp->u.scmd.request_sense_ptr = ptr)
466 #define GET_FW_SENSE_LEN(sp) \
467 	(sp->u.scmd.fw_sense_length)
468 #define SET_FW_SENSE_LEN(sp, len) \
469 	(sp->u.scmd.fw_sense_length = len)
470 
471 struct msg_echo_lb {
472 	dma_addr_t send_dma;
473 	dma_addr_t rcv_dma;
474 	uint16_t req_sg_cnt;
475 	uint16_t rsp_sg_cnt;
476 	uint16_t options;
477 	uint32_t transfer_size;
478 	uint32_t iteration_count;
479 };
480 
481 /*
482  * ISP I/O Register Set structure definitions.
483  */
484 struct device_reg_2xxx {
485 	uint16_t flash_address; 	/* Flash BIOS address */
486 	uint16_t flash_data;		/* Flash BIOS data */
487 	uint16_t unused_1[1];		/* Gap */
488 	uint16_t ctrl_status;		/* Control/Status */
489 #define CSR_FLASH_64K_BANK	BIT_3	/* Flash upper 64K bank select */
490 #define CSR_FLASH_ENABLE	BIT_1	/* Flash BIOS Read/Write enable */
491 #define CSR_ISP_SOFT_RESET	BIT_0	/* ISP soft reset */
492 
493 	uint16_t ictrl;			/* Interrupt control */
494 #define ICR_EN_INT		BIT_15	/* ISP enable interrupts. */
495 #define ICR_EN_RISC		BIT_3	/* ISP enable RISC interrupts. */
496 
497 	uint16_t istatus;		/* Interrupt status */
498 #define ISR_RISC_INT		BIT_3	/* RISC interrupt */
499 
500 	uint16_t semaphore;		/* Semaphore */
501 	uint16_t nvram;			/* NVRAM register. */
502 #define NVR_DESELECT		0
503 #define NVR_BUSY		BIT_15
504 #define NVR_WRT_ENABLE		BIT_14	/* Write enable */
505 #define NVR_PR_ENABLE		BIT_13	/* Protection register enable */
506 #define NVR_DATA_IN		BIT_3
507 #define NVR_DATA_OUT		BIT_2
508 #define NVR_SELECT		BIT_1
509 #define NVR_CLOCK		BIT_0
510 
511 #define NVR_WAIT_CNT		20000
512 
513 	union {
514 		struct {
515 			uint16_t mailbox0;
516 			uint16_t mailbox1;
517 			uint16_t mailbox2;
518 			uint16_t mailbox3;
519 			uint16_t mailbox4;
520 			uint16_t mailbox5;
521 			uint16_t mailbox6;
522 			uint16_t mailbox7;
523 			uint16_t unused_2[59];	/* Gap */
524 		} __attribute__((packed)) isp2100;
525 		struct {
526 						/* Request Queue */
527 			uint16_t req_q_in;	/*  In-Pointer */
528 			uint16_t req_q_out;	/*  Out-Pointer */
529 						/* Response Queue */
530 			uint16_t rsp_q_in;	/*  In-Pointer */
531 			uint16_t rsp_q_out;	/*  Out-Pointer */
532 
533 						/* RISC to Host Status */
534 			uint32_t host_status;
535 #define HSR_RISC_INT		BIT_15	/* RISC interrupt */
536 #define HSR_RISC_PAUSED		BIT_8	/* RISC Paused */
537 
538 					/* Host to Host Semaphore */
539 			uint16_t host_semaphore;
540 			uint16_t unused_3[17];	/* Gap */
541 			uint16_t mailbox0;
542 			uint16_t mailbox1;
543 			uint16_t mailbox2;
544 			uint16_t mailbox3;
545 			uint16_t mailbox4;
546 			uint16_t mailbox5;
547 			uint16_t mailbox6;
548 			uint16_t mailbox7;
549 			uint16_t mailbox8;
550 			uint16_t mailbox9;
551 			uint16_t mailbox10;
552 			uint16_t mailbox11;
553 			uint16_t mailbox12;
554 			uint16_t mailbox13;
555 			uint16_t mailbox14;
556 			uint16_t mailbox15;
557 			uint16_t mailbox16;
558 			uint16_t mailbox17;
559 			uint16_t mailbox18;
560 			uint16_t mailbox19;
561 			uint16_t mailbox20;
562 			uint16_t mailbox21;
563 			uint16_t mailbox22;
564 			uint16_t mailbox23;
565 			uint16_t mailbox24;
566 			uint16_t mailbox25;
567 			uint16_t mailbox26;
568 			uint16_t mailbox27;
569 			uint16_t mailbox28;
570 			uint16_t mailbox29;
571 			uint16_t mailbox30;
572 			uint16_t mailbox31;
573 			uint16_t fb_cmd;
574 			uint16_t unused_4[10];	/* Gap */
575 		} __attribute__((packed)) isp2300;
576 	} u;
577 
578 	uint16_t fpm_diag_config;
579 	uint16_t unused_5[0x4];		/* Gap */
580 	uint16_t risc_hw;
581 	uint16_t unused_5_1;		/* Gap */
582 	uint16_t pcr;			/* Processor Control Register. */
583 	uint16_t unused_6[0x5];		/* Gap */
584 	uint16_t mctr;			/* Memory Configuration and Timing. */
585 	uint16_t unused_7[0x3];		/* Gap */
586 	uint16_t fb_cmd_2100;		/* Unused on 23XX */
587 	uint16_t unused_8[0x3];		/* Gap */
588 	uint16_t hccr;			/* Host command & control register. */
589 #define HCCR_HOST_INT		BIT_7	/* Host interrupt bit */
590 #define HCCR_RISC_PAUSE		BIT_5	/* Pause mode bit */
591 					/* HCCR commands */
592 #define HCCR_RESET_RISC		0x1000	/* Reset RISC */
593 #define HCCR_PAUSE_RISC		0x2000	/* Pause RISC */
594 #define HCCR_RELEASE_RISC	0x3000	/* Release RISC from reset. */
595 #define HCCR_SET_HOST_INT	0x5000	/* Set host interrupt */
596 #define HCCR_CLR_HOST_INT	0x6000	/* Clear HOST interrupt */
597 #define HCCR_CLR_RISC_INT	0x7000	/* Clear RISC interrupt */
598 #define	HCCR_DISABLE_PARITY_PAUSE 0x4001 /* Disable parity error RISC pause. */
599 #define HCCR_ENABLE_PARITY	0xA000	/* Enable PARITY interrupt */
600 
601 	uint16_t unused_9[5];		/* Gap */
602 	uint16_t gpiod;			/* GPIO Data register. */
603 	uint16_t gpioe;			/* GPIO Enable register. */
604 #define GPIO_LED_MASK			0x00C0
605 #define GPIO_LED_GREEN_OFF_AMBER_OFF	0x0000
606 #define GPIO_LED_GREEN_ON_AMBER_OFF	0x0040
607 #define GPIO_LED_GREEN_OFF_AMBER_ON	0x0080
608 #define GPIO_LED_GREEN_ON_AMBER_ON	0x00C0
609 #define GPIO_LED_ALL_OFF		0x0000
610 #define GPIO_LED_RED_ON_OTHER_OFF	0x0001	/* isp2322 */
611 #define GPIO_LED_RGA_ON			0x00C1	/* isp2322: red green amber */
612 
613 	union {
614 		struct {
615 			uint16_t unused_10[8];	/* Gap */
616 			uint16_t mailbox8;
617 			uint16_t mailbox9;
618 			uint16_t mailbox10;
619 			uint16_t mailbox11;
620 			uint16_t mailbox12;
621 			uint16_t mailbox13;
622 			uint16_t mailbox14;
623 			uint16_t mailbox15;
624 			uint16_t mailbox16;
625 			uint16_t mailbox17;
626 			uint16_t mailbox18;
627 			uint16_t mailbox19;
628 			uint16_t mailbox20;
629 			uint16_t mailbox21;
630 			uint16_t mailbox22;
631 			uint16_t mailbox23;	/* Also probe reg. */
632 		} __attribute__((packed)) isp2200;
633 	} u_end;
634 };
635 
636 struct device_reg_25xxmq {
637 	uint32_t req_q_in;
638 	uint32_t req_q_out;
639 	uint32_t rsp_q_in;
640 	uint32_t rsp_q_out;
641 	uint32_t atio_q_in;
642 	uint32_t atio_q_out;
643 };
644 
645 
646 struct device_reg_fx00 {
647 	uint32_t mailbox0;		/* 00 */
648 	uint32_t mailbox1;		/* 04 */
649 	uint32_t mailbox2;		/* 08 */
650 	uint32_t mailbox3;		/* 0C */
651 	uint32_t mailbox4;		/* 10 */
652 	uint32_t mailbox5;		/* 14 */
653 	uint32_t mailbox6;		/* 18 */
654 	uint32_t mailbox7;		/* 1C */
655 	uint32_t mailbox8;		/* 20 */
656 	uint32_t mailbox9;		/* 24 */
657 	uint32_t mailbox10;		/* 28 */
658 	uint32_t mailbox11;
659 	uint32_t mailbox12;
660 	uint32_t mailbox13;
661 	uint32_t mailbox14;
662 	uint32_t mailbox15;
663 	uint32_t mailbox16;
664 	uint32_t mailbox17;
665 	uint32_t mailbox18;
666 	uint32_t mailbox19;
667 	uint32_t mailbox20;
668 	uint32_t mailbox21;
669 	uint32_t mailbox22;
670 	uint32_t mailbox23;
671 	uint32_t mailbox24;
672 	uint32_t mailbox25;
673 	uint32_t mailbox26;
674 	uint32_t mailbox27;
675 	uint32_t mailbox28;
676 	uint32_t mailbox29;
677 	uint32_t mailbox30;
678 	uint32_t mailbox31;
679 	uint32_t aenmailbox0;
680 	uint32_t aenmailbox1;
681 	uint32_t aenmailbox2;
682 	uint32_t aenmailbox3;
683 	uint32_t aenmailbox4;
684 	uint32_t aenmailbox5;
685 	uint32_t aenmailbox6;
686 	uint32_t aenmailbox7;
687 	/* Request Queue. */
688 	uint32_t req_q_in;		/* A0 - Request Queue In-Pointer */
689 	uint32_t req_q_out;		/* A4 - Request Queue Out-Pointer */
690 	/* Response Queue. */
691 	uint32_t rsp_q_in;		/* A8 - Response Queue In-Pointer */
692 	uint32_t rsp_q_out;		/* AC - Response Queue Out-Pointer */
693 	/* Init values shadowed on FW Up Event */
694 	uint32_t initval0;		/* B0 */
695 	uint32_t initval1;		/* B4 */
696 	uint32_t initval2;		/* B8 */
697 	uint32_t initval3;		/* BC */
698 	uint32_t initval4;		/* C0 */
699 	uint32_t initval5;		/* C4 */
700 	uint32_t initval6;		/* C8 */
701 	uint32_t initval7;		/* CC */
702 	uint32_t fwheartbeat;		/* D0 */
703 	uint32_t pseudoaen;		/* D4 */
704 };
705 
706 
707 
708 typedef union {
709 		struct device_reg_2xxx isp;
710 		struct device_reg_24xx isp24;
711 		struct device_reg_25xxmq isp25mq;
712 		struct device_reg_82xx isp82;
713 		struct device_reg_fx00 ispfx00;
714 } __iomem device_reg_t;
715 
716 #define ISP_REQ_Q_IN(ha, reg) \
717 	(IS_QLA2100(ha) || IS_QLA2200(ha) ? \
718 	 &(reg)->u.isp2100.mailbox4 : \
719 	 &(reg)->u.isp2300.req_q_in)
720 #define ISP_REQ_Q_OUT(ha, reg) \
721 	(IS_QLA2100(ha) || IS_QLA2200(ha) ? \
722 	 &(reg)->u.isp2100.mailbox4 : \
723 	 &(reg)->u.isp2300.req_q_out)
724 #define ISP_RSP_Q_IN(ha, reg) \
725 	(IS_QLA2100(ha) || IS_QLA2200(ha) ? \
726 	 &(reg)->u.isp2100.mailbox5 : \
727 	 &(reg)->u.isp2300.rsp_q_in)
728 #define ISP_RSP_Q_OUT(ha, reg) \
729 	(IS_QLA2100(ha) || IS_QLA2200(ha) ? \
730 	 &(reg)->u.isp2100.mailbox5 : \
731 	 &(reg)->u.isp2300.rsp_q_out)
732 
733 #define ISP_ATIO_Q_IN(vha) (vha->hw->tgt.atio_q_in)
734 #define ISP_ATIO_Q_OUT(vha) (vha->hw->tgt.atio_q_out)
735 
736 #define MAILBOX_REG(ha, reg, num) \
737 	(IS_QLA2100(ha) || IS_QLA2200(ha) ? \
738 	 (num < 8 ? \
739 	  &(reg)->u.isp2100.mailbox0 + (num) : \
740 	  &(reg)->u_end.isp2200.mailbox8 + (num) - 8) : \
741 	 &(reg)->u.isp2300.mailbox0 + (num))
742 #define RD_MAILBOX_REG(ha, reg, num) \
743 	RD_REG_WORD(MAILBOX_REG(ha, reg, num))
744 #define WRT_MAILBOX_REG(ha, reg, num, data) \
745 	WRT_REG_WORD(MAILBOX_REG(ha, reg, num), data)
746 
747 #define FB_CMD_REG(ha, reg) \
748 	(IS_QLA2100(ha) || IS_QLA2200(ha) ? \
749 	 &(reg)->fb_cmd_2100 : \
750 	 &(reg)->u.isp2300.fb_cmd)
751 #define RD_FB_CMD_REG(ha, reg) \
752 	RD_REG_WORD(FB_CMD_REG(ha, reg))
753 #define WRT_FB_CMD_REG(ha, reg, data) \
754 	WRT_REG_WORD(FB_CMD_REG(ha, reg), data)
755 
756 typedef struct {
757 	uint32_t	out_mb;		/* outbound from driver */
758 	uint32_t	in_mb;			/* Incoming from RISC */
759 	uint16_t	mb[MAILBOX_REGISTER_COUNT];
760 	long		buf_size;
761 	void		*bufp;
762 	uint32_t	tov;
763 	uint8_t		flags;
764 #define MBX_DMA_IN	BIT_0
765 #define	MBX_DMA_OUT	BIT_1
766 #define IOCTL_CMD	BIT_2
767 } mbx_cmd_t;
768 
769 struct mbx_cmd_32 {
770 	uint32_t	out_mb;		/* outbound from driver */
771 	uint32_t	in_mb;			/* Incoming from RISC */
772 	uint32_t	mb[MAILBOX_REGISTER_COUNT];
773 	long		buf_size;
774 	void		*bufp;
775 	uint32_t	tov;
776 	uint8_t		flags;
777 #define MBX_DMA_IN	BIT_0
778 #define	MBX_DMA_OUT	BIT_1
779 #define IOCTL_CMD	BIT_2
780 };
781 
782 
783 #define	MBX_TOV_SECONDS	30
784 
785 /*
786  *  ISP product identification definitions in mailboxes after reset.
787  */
788 #define PROD_ID_1		0x4953
789 #define PROD_ID_2		0x0000
790 #define PROD_ID_2a		0x5020
791 #define PROD_ID_3		0x2020
792 
793 /*
794  * ISP mailbox Self-Test status codes
795  */
796 #define MBS_FRM_ALIVE		0	/* Firmware Alive. */
797 #define MBS_CHKSUM_ERR		1	/* Checksum Error. */
798 #define MBS_BUSY		4	/* Busy. */
799 
800 /*
801  * ISP mailbox command complete status codes
802  */
803 #define MBS_COMMAND_COMPLETE		0x4000
804 #define MBS_INVALID_COMMAND		0x4001
805 #define MBS_HOST_INTERFACE_ERROR	0x4002
806 #define MBS_TEST_FAILED			0x4003
807 #define MBS_COMMAND_ERROR		0x4005
808 #define MBS_COMMAND_PARAMETER_ERROR	0x4006
809 #define MBS_PORT_ID_USED		0x4007
810 #define MBS_LOOP_ID_USED		0x4008
811 #define MBS_ALL_IDS_IN_USE		0x4009
812 #define MBS_NOT_LOGGED_IN		0x400A
813 #define MBS_LINK_DOWN_ERROR		0x400B
814 #define MBS_DIAG_ECHO_TEST_ERROR	0x400C
815 
816 /*
817  * ISP mailbox asynchronous event status codes
818  */
819 #define MBA_ASYNC_EVENT		0x8000	/* Asynchronous event. */
820 #define MBA_RESET		0x8001	/* Reset Detected. */
821 #define MBA_SYSTEM_ERR		0x8002	/* System Error. */
822 #define MBA_REQ_TRANSFER_ERR	0x8003	/* Request Transfer Error. */
823 #define MBA_RSP_TRANSFER_ERR	0x8004	/* Response Transfer Error. */
824 #define MBA_WAKEUP_THRES	0x8005	/* Request Queue Wake-up. */
825 #define MBA_LIP_OCCURRED	0x8010	/* Loop Initialization Procedure */
826 					/* occurred. */
827 #define MBA_LOOP_UP		0x8011	/* FC Loop UP. */
828 #define MBA_LOOP_DOWN		0x8012	/* FC Loop Down. */
829 #define MBA_LIP_RESET		0x8013	/* LIP reset occurred. */
830 #define MBA_PORT_UPDATE		0x8014	/* Port Database update. */
831 #define MBA_RSCN_UPDATE		0x8015	/* Register State Chg Notification. */
832 #define MBA_LIP_F8		0x8016	/* Received a LIP F8. */
833 #define MBA_LOOP_INIT_ERR	0x8017	/* Loop Initialization Error. */
834 #define MBA_FABRIC_AUTH_REQ	0x801b	/* Fabric Authentication Required. */
835 #define MBA_SCSI_COMPLETION	0x8020	/* SCSI Command Complete. */
836 #define MBA_CTIO_COMPLETION	0x8021	/* CTIO Complete. */
837 #define MBA_IP_COMPLETION	0x8022	/* IP Transmit Command Complete. */
838 #define MBA_IP_RECEIVE		0x8023	/* IP Received. */
839 #define MBA_IP_BROADCAST	0x8024	/* IP Broadcast Received. */
840 #define MBA_IP_LOW_WATER_MARK	0x8025	/* IP Low Water Mark reached. */
841 #define MBA_IP_RCV_BUFFER_EMPTY 0x8026	/* IP receive buffer queue empty. */
842 #define MBA_IP_HDR_DATA_SPLIT	0x8027	/* IP header/data splitting feature */
843 					/* used. */
844 #define MBA_TRACE_NOTIFICATION	0x8028	/* Trace/Diagnostic notification. */
845 #define MBA_POINT_TO_POINT	0x8030	/* Point to point mode. */
846 #define MBA_CMPLT_1_16BIT	0x8031	/* Completion 1 16bit IOSB. */
847 #define MBA_CMPLT_2_16BIT	0x8032	/* Completion 2 16bit IOSB. */
848 #define MBA_CMPLT_3_16BIT	0x8033	/* Completion 3 16bit IOSB. */
849 #define MBA_CMPLT_4_16BIT	0x8034	/* Completion 4 16bit IOSB. */
850 #define MBA_CMPLT_5_16BIT	0x8035	/* Completion 5 16bit IOSB. */
851 #define MBA_CHG_IN_CONNECTION	0x8036	/* Change in connection mode. */
852 #define MBA_RIO_RESPONSE	0x8040	/* RIO response queue update. */
853 #define MBA_ZIO_RESPONSE	0x8040	/* ZIO response queue update. */
854 #define MBA_CMPLT_2_32BIT	0x8042	/* Completion 2 32bit IOSB. */
855 #define MBA_BYPASS_NOTIFICATION	0x8043	/* Auto bypass notification. */
856 #define MBA_DISCARD_RND_FRAME	0x8048	/* discard RND frame due to error. */
857 #define MBA_REJECTED_FCP_CMD	0x8049	/* rejected FCP_CMD. */
858 #define MBA_FW_NOT_STARTED	0x8050	/* Firmware not started */
859 #define MBA_FW_STARTING		0x8051	/* Firmware starting */
860 #define MBA_FW_RESTART_CMPLT	0x8060	/* Firmware restart complete */
861 #define MBA_INIT_REQUIRED	0x8061	/* Initialization required */
862 #define MBA_SHUTDOWN_REQUESTED	0x8062	/* Shutdown Requested */
863 #define MBA_TEMPERATURE_ALERT	0x8070	/* Temperature Alert */
864 #define MBA_DPORT_DIAGNOSTICS	0x8080	/* D-port Diagnostics */
865 #define MBA_FW_INIT_FAILURE	0x8401	/* Firmware initialization failure */
866 #define MBA_MIRROR_LUN_CHANGE	0x8402	/* Mirror LUN State Change
867 					   Notification */
868 #define MBA_FW_POLL_STATE	0x8600  /* Firmware in poll diagnostic state */
869 #define MBA_FW_RESET_FCT	0x8502	/* Firmware reset factory defaults */
870 #define MBA_FW_INIT_INPROGRESS	0x8500	/* Firmware boot in progress */
871 /* 83XX FCoE specific */
872 #define MBA_IDC_AEN		0x8200  /* FCoE: NIC Core state change AEN */
873 
874 /* Interrupt type codes */
875 #define INTR_ROM_MB_SUCCESS		0x1
876 #define INTR_ROM_MB_FAILED		0x2
877 #define INTR_MB_SUCCESS			0x10
878 #define INTR_MB_FAILED			0x11
879 #define INTR_ASYNC_EVENT		0x12
880 #define INTR_RSP_QUE_UPDATE		0x13
881 #define INTR_RSP_QUE_UPDATE_83XX	0x14
882 #define INTR_ATIO_QUE_UPDATE		0x1C
883 #define INTR_ATIO_RSP_QUE_UPDATE	0x1D
884 
885 /* ISP mailbox loopback echo diagnostic error code */
886 #define MBS_LB_RESET	0x17
887 /*
888  * Firmware options 1, 2, 3.
889  */
890 #define FO1_AE_ON_LIPF8			BIT_0
891 #define FO1_AE_ALL_LIP_RESET		BIT_1
892 #define FO1_CTIO_RETRY			BIT_3
893 #define FO1_DISABLE_LIP_F7_SW		BIT_4
894 #define FO1_DISABLE_100MS_LOS_WAIT	BIT_5
895 #define FO1_DISABLE_GPIO6_7		BIT_6	/* LED bits */
896 #define FO1_AE_ON_LOOP_INIT_ERR		BIT_7
897 #define FO1_SET_EMPHASIS_SWING		BIT_8
898 #define FO1_AE_AUTO_BYPASS		BIT_9
899 #define FO1_ENABLE_PURE_IOCB		BIT_10
900 #define FO1_AE_PLOGI_RJT		BIT_11
901 #define FO1_ENABLE_ABORT_SEQUENCE	BIT_12
902 #define FO1_AE_QUEUE_FULL		BIT_13
903 
904 #define FO2_ENABLE_ATIO_TYPE_3		BIT_0
905 #define FO2_REV_LOOPBACK		BIT_1
906 
907 #define FO3_ENABLE_EMERG_IOCB		BIT_0
908 #define FO3_AE_RND_ERROR		BIT_1
909 
910 /* 24XX additional firmware options */
911 #define ADD_FO_COUNT			3
912 #define ADD_FO1_DISABLE_GPIO_LED_CTRL	BIT_6	/* LED bits */
913 #define ADD_FO1_ENABLE_PUREX_IOCB	BIT_10
914 
915 #define ADD_FO2_ENABLE_SEL_CLS2		BIT_5
916 
917 #define ADD_FO3_NO_ABT_ON_LINK_DOWN	BIT_14
918 
919 /*
920  * ISP mailbox commands
921  */
922 #define MBC_LOAD_RAM			1	/* Load RAM. */
923 #define MBC_EXECUTE_FIRMWARE		2	/* Execute firmware. */
924 #define MBC_READ_RAM_WORD		5	/* Read RAM word. */
925 #define MBC_MAILBOX_REGISTER_TEST	6	/* Wrap incoming mailboxes */
926 #define MBC_VERIFY_CHECKSUM		7	/* Verify checksum. */
927 #define MBC_GET_FIRMWARE_VERSION	8	/* Get firmware revision. */
928 #define MBC_LOAD_RISC_RAM		9	/* Load RAM command. */
929 #define MBC_DUMP_RISC_RAM		0xa	/* Dump RAM command. */
930 #define MBC_LOAD_RISC_RAM_EXTENDED	0xb	/* Load RAM extended. */
931 #define MBC_DUMP_RISC_RAM_EXTENDED	0xc	/* Dump RAM extended. */
932 #define MBC_WRITE_RAM_WORD_EXTENDED	0xd	/* Write RAM word extended */
933 #define MBC_READ_RAM_EXTENDED		0xf	/* Read RAM extended. */
934 #define MBC_IOCB_COMMAND		0x12	/* Execute IOCB command. */
935 #define MBC_STOP_FIRMWARE		0x14	/* Stop firmware. */
936 #define MBC_ABORT_COMMAND		0x15	/* Abort IOCB command. */
937 #define MBC_ABORT_DEVICE		0x16	/* Abort device (ID/LUN). */
938 #define MBC_ABORT_TARGET		0x17	/* Abort target (ID). */
939 #define MBC_RESET			0x18	/* Reset. */
940 #define MBC_GET_ADAPTER_LOOP_ID		0x20	/* Get loop id of ISP2200. */
941 #define MBC_GET_RETRY_COUNT		0x22	/* Get f/w retry cnt/delay. */
942 #define MBC_DISABLE_VI			0x24	/* Disable VI operation. */
943 #define MBC_ENABLE_VI			0x25	/* Enable VI operation. */
944 #define MBC_GET_FIRMWARE_OPTION		0x28	/* Get Firmware Options. */
945 #define MBC_GET_MEM_OFFLOAD_CNTRL_STAT	0x34	/* Memory Offload ctrl/Stat*/
946 #define MBC_SET_FIRMWARE_OPTION		0x38	/* Set Firmware Options. */
947 #define MBC_LOOP_PORT_BYPASS		0x40	/* Loop Port Bypass. */
948 #define MBC_LOOP_PORT_ENABLE		0x41	/* Loop Port Enable. */
949 #define MBC_GET_RESOURCE_COUNTS		0x42	/* Get Resource Counts. */
950 #define MBC_NON_PARTICIPATE		0x43	/* Non-Participating Mode. */
951 #define MBC_DIAGNOSTIC_ECHO		0x44	/* Diagnostic echo. */
952 #define MBC_DIAGNOSTIC_LOOP_BACK	0x45	/* Diagnostic loop back. */
953 #define MBC_ONLINE_SELF_TEST		0x46	/* Online self-test. */
954 #define MBC_ENHANCED_GET_PORT_DATABASE	0x47	/* Get port database + login */
955 #define MBC_CONFIGURE_VF		0x4b	/* Configure VFs */
956 #define MBC_RESET_LINK_STATUS		0x52	/* Reset Link Error Status */
957 #define MBC_IOCB_COMMAND_A64		0x54	/* Execute IOCB command (64) */
958 #define MBC_PORT_LOGOUT			0x56	/* Port Logout request */
959 #define MBC_SEND_RNID_ELS		0x57	/* Send RNID ELS request */
960 #define MBC_SET_RNID_PARAMS		0x59	/* Set RNID parameters */
961 #define MBC_GET_RNID_PARAMS		0x5a	/* Get RNID parameters */
962 #define MBC_DATA_RATE			0x5d	/* Data Rate */
963 #define MBC_INITIALIZE_FIRMWARE		0x60	/* Initialize firmware */
964 #define MBC_INITIATE_LIP		0x62	/* Initiate Loop */
965 						/* Initialization Procedure */
966 #define MBC_GET_FC_AL_POSITION_MAP	0x63	/* Get FC_AL Position Map. */
967 #define MBC_GET_PORT_DATABASE		0x64	/* Get Port Database. */
968 #define MBC_CLEAR_ACA			0x65	/* Clear ACA. */
969 #define MBC_TARGET_RESET		0x66	/* Target Reset. */
970 #define MBC_CLEAR_TASK_SET		0x67	/* Clear Task Set. */
971 #define MBC_ABORT_TASK_SET		0x68	/* Abort Task Set. */
972 #define MBC_GET_FIRMWARE_STATE		0x69	/* Get firmware state. */
973 #define MBC_GET_PORT_NAME		0x6a	/* Get port name. */
974 #define MBC_GET_LINK_STATUS		0x6b	/* Get port link status. */
975 #define MBC_LIP_RESET			0x6c	/* LIP reset. */
976 #define MBC_SEND_SNS_COMMAND		0x6e	/* Send Simple Name Server */
977 						/* commandd. */
978 #define MBC_LOGIN_FABRIC_PORT		0x6f	/* Login fabric port. */
979 #define MBC_SEND_CHANGE_REQUEST		0x70	/* Send Change Request. */
980 #define MBC_LOGOUT_FABRIC_PORT		0x71	/* Logout fabric port. */
981 #define MBC_LIP_FULL_LOGIN		0x72	/* Full login LIP. */
982 #define MBC_LOGIN_LOOP_PORT		0x74	/* Login Loop Port. */
983 #define MBC_PORT_NODE_NAME_LIST		0x75	/* Get port/node name list. */
984 #define MBC_INITIALIZE_RECEIVE_QUEUE	0x77	/* Initialize receive queue */
985 #define MBC_UNLOAD_IP			0x79	/* Shutdown IP */
986 #define MBC_GET_ID_LIST			0x7C	/* Get Port ID list. */
987 #define MBC_SEND_LFA_COMMAND		0x7D	/* Send Loop Fabric Address */
988 #define MBC_LUN_RESET			0x7E	/* Send LUN reset */
989 
990 /*
991  * all the Mt. Rainier mailbox command codes that clash with FC/FCoE ones
992  * should be defined with MBC_MR_*
993  */
994 #define MBC_MR_DRV_SHUTDOWN		0x6A
995 
996 /*
997  * ISP24xx mailbox commands
998  */
999 #define MBC_WRITE_SERDES		0x3	/* Write serdes word. */
1000 #define MBC_READ_SERDES			0x4	/* Read serdes word. */
1001 #define MBC_LOAD_DUMP_MPI_RAM		0x5	/* Load/Dump MPI RAM. */
1002 #define MBC_SERDES_PARAMS		0x10	/* Serdes Tx Parameters. */
1003 #define MBC_GET_IOCB_STATUS		0x12	/* Get IOCB status command. */
1004 #define MBC_PORT_PARAMS			0x1A	/* Port iDMA Parameters. */
1005 #define MBC_GET_TIMEOUT_PARAMS		0x22	/* Get FW timeouts. */
1006 #define MBC_TRACE_CONTROL		0x27	/* Trace control command. */
1007 #define MBC_GEN_SYSTEM_ERROR		0x2a	/* Generate System Error. */
1008 #define MBC_WRITE_SFP			0x30	/* Write SFP Data. */
1009 #define MBC_READ_SFP			0x31	/* Read SFP Data. */
1010 #define MBC_SET_TIMEOUT_PARAMS		0x32	/* Set FW timeouts. */
1011 #define MBC_DPORT_DIAGNOSTICS		0x47	/* D-Port Diagnostics */
1012 #define MBC_MID_INITIALIZE_FIRMWARE	0x48	/* MID Initialize firmware. */
1013 #define MBC_MID_GET_VP_DATABASE		0x49	/* MID Get VP Database. */
1014 #define MBC_MID_GET_VP_ENTRY		0x4a	/* MID Get VP Entry. */
1015 #define MBC_HOST_MEMORY_COPY		0x53	/* Host Memory Copy. */
1016 #define MBC_SEND_RNFT_ELS		0x5e	/* Send RNFT ELS request */
1017 #define MBC_GET_LINK_PRIV_STATS		0x6d	/* Get link & private data. */
1018 #define MBC_LINK_INITIALIZATION		0x72	/* Do link initialization. */
1019 #define MBC_SET_VENDOR_ID		0x76	/* Set Vendor ID. */
1020 #define MBC_PORT_RESET			0x120	/* Port Reset */
1021 #define MBC_SET_PORT_CONFIG		0x122	/* Set port configuration */
1022 #define MBC_GET_PORT_CONFIG		0x123	/* Get port configuration */
1023 
1024 /*
1025  * ISP81xx mailbox commands
1026  */
1027 #define MBC_WRITE_MPI_REGISTER		0x01    /* Write MPI Register. */
1028 
1029 /*
1030  * ISP8044 mailbox commands
1031  */
1032 #define MBC_SET_GET_ETH_SERDES_REG	0x150
1033 #define HCS_WRITE_SERDES		0x3
1034 #define HCS_READ_SERDES			0x4
1035 
1036 /* Firmware return data sizes */
1037 #define FCAL_MAP_SIZE	128
1038 
1039 /* Mailbox bit definitions for out_mb and in_mb */
1040 #define	MBX_31		BIT_31
1041 #define	MBX_30		BIT_30
1042 #define	MBX_29		BIT_29
1043 #define	MBX_28		BIT_28
1044 #define	MBX_27		BIT_27
1045 #define	MBX_26		BIT_26
1046 #define	MBX_25		BIT_25
1047 #define	MBX_24		BIT_24
1048 #define	MBX_23		BIT_23
1049 #define	MBX_22		BIT_22
1050 #define	MBX_21		BIT_21
1051 #define	MBX_20		BIT_20
1052 #define	MBX_19		BIT_19
1053 #define	MBX_18		BIT_18
1054 #define	MBX_17		BIT_17
1055 #define	MBX_16		BIT_16
1056 #define	MBX_15		BIT_15
1057 #define	MBX_14		BIT_14
1058 #define	MBX_13		BIT_13
1059 #define	MBX_12		BIT_12
1060 #define	MBX_11		BIT_11
1061 #define	MBX_10		BIT_10
1062 #define	MBX_9		BIT_9
1063 #define	MBX_8		BIT_8
1064 #define	MBX_7		BIT_7
1065 #define	MBX_6		BIT_6
1066 #define	MBX_5		BIT_5
1067 #define	MBX_4		BIT_4
1068 #define	MBX_3		BIT_3
1069 #define	MBX_2		BIT_2
1070 #define	MBX_1		BIT_1
1071 #define	MBX_0		BIT_0
1072 
1073 #define RNID_TYPE_SET_VERSION	0x9
1074 #define RNID_TYPE_ASIC_TEMP	0xC
1075 
1076 /*
1077  * Firmware state codes from get firmware state mailbox command
1078  */
1079 #define FSTATE_CONFIG_WAIT      0
1080 #define FSTATE_WAIT_AL_PA       1
1081 #define FSTATE_WAIT_LOGIN       2
1082 #define FSTATE_READY            3
1083 #define FSTATE_LOSS_OF_SYNC     4
1084 #define FSTATE_ERROR            5
1085 #define FSTATE_REINIT           6
1086 #define FSTATE_NON_PART         7
1087 
1088 #define FSTATE_CONFIG_CORRECT      0
1089 #define FSTATE_P2P_RCV_LIP         1
1090 #define FSTATE_P2P_CHOOSE_LOOP     2
1091 #define FSTATE_P2P_RCV_UNIDEN_LIP  3
1092 #define FSTATE_FATAL_ERROR         4
1093 #define FSTATE_LOOP_BACK_CONN      5
1094 
1095 #define QLA27XX_IMG_STATUS_VER_MAJOR   0x01
1096 #define QLA27XX_IMG_STATUS_VER_MINOR    0x00
1097 #define QLA27XX_IMG_STATUS_SIGN   0xFACEFADE
1098 #define QLA27XX_PRIMARY_IMAGE  1
1099 #define QLA27XX_SECONDARY_IMAGE    2
1100 
1101 /*
1102  * Port Database structure definition
1103  * Little endian except where noted.
1104  */
1105 #define	PORT_DATABASE_SIZE	128	/* bytes */
1106 typedef struct {
1107 	uint8_t options;
1108 	uint8_t control;
1109 	uint8_t master_state;
1110 	uint8_t slave_state;
1111 	uint8_t reserved[2];
1112 	uint8_t hard_address;
1113 	uint8_t reserved_1;
1114 	uint8_t port_id[4];
1115 	uint8_t node_name[WWN_SIZE];
1116 	uint8_t port_name[WWN_SIZE];
1117 	uint16_t execution_throttle;
1118 	uint16_t execution_count;
1119 	uint8_t reset_count;
1120 	uint8_t reserved_2;
1121 	uint16_t resource_allocation;
1122 	uint16_t current_allocation;
1123 	uint16_t queue_head;
1124 	uint16_t queue_tail;
1125 	uint16_t transmit_execution_list_next;
1126 	uint16_t transmit_execution_list_previous;
1127 	uint16_t common_features;
1128 	uint16_t total_concurrent_sequences;
1129 	uint16_t RO_by_information_category;
1130 	uint8_t recipient;
1131 	uint8_t initiator;
1132 	uint16_t receive_data_size;
1133 	uint16_t concurrent_sequences;
1134 	uint16_t open_sequences_per_exchange;
1135 	uint16_t lun_abort_flags;
1136 	uint16_t lun_stop_flags;
1137 	uint16_t stop_queue_head;
1138 	uint16_t stop_queue_tail;
1139 	uint16_t port_retry_timer;
1140 	uint16_t next_sequence_id;
1141 	uint16_t frame_count;
1142 	uint16_t PRLI_payload_length;
1143 	uint8_t prli_svc_param_word_0[2];	/* Big endian */
1144 						/* Bits 15-0 of word 0 */
1145 	uint8_t prli_svc_param_word_3[2];	/* Big endian */
1146 						/* Bits 15-0 of word 3 */
1147 	uint16_t loop_id;
1148 	uint16_t extended_lun_info_list_pointer;
1149 	uint16_t extended_lun_stop_list_pointer;
1150 } port_database_t;
1151 
1152 /*
1153  * Port database slave/master states
1154  */
1155 #define PD_STATE_DISCOVERY			0
1156 #define PD_STATE_WAIT_DISCOVERY_ACK		1
1157 #define PD_STATE_PORT_LOGIN			2
1158 #define PD_STATE_WAIT_PORT_LOGIN_ACK		3
1159 #define PD_STATE_PROCESS_LOGIN			4
1160 #define PD_STATE_WAIT_PROCESS_LOGIN_ACK		5
1161 #define PD_STATE_PORT_LOGGED_IN			6
1162 #define PD_STATE_PORT_UNAVAILABLE		7
1163 #define PD_STATE_PROCESS_LOGOUT			8
1164 #define PD_STATE_WAIT_PROCESS_LOGOUT_ACK	9
1165 #define PD_STATE_PORT_LOGOUT			10
1166 #define PD_STATE_WAIT_PORT_LOGOUT_ACK		11
1167 
1168 
1169 #define QLA_ZIO_MODE_6		(BIT_2 | BIT_1)
1170 #define QLA_ZIO_DISABLED	0
1171 #define QLA_ZIO_DEFAULT_TIMER	2
1172 
1173 /*
1174  * ISP Initialization Control Block.
1175  * Little endian except where noted.
1176  */
1177 #define	ICB_VERSION 1
1178 typedef struct {
1179 	uint8_t  version;
1180 	uint8_t  reserved_1;
1181 
1182 	/*
1183 	 * LSB BIT 0  = Enable Hard Loop Id
1184 	 * LSB BIT 1  = Enable Fairness
1185 	 * LSB BIT 2  = Enable Full-Duplex
1186 	 * LSB BIT 3  = Enable Fast Posting
1187 	 * LSB BIT 4  = Enable Target Mode
1188 	 * LSB BIT 5  = Disable Initiator Mode
1189 	 * LSB BIT 6  = Enable ADISC
1190 	 * LSB BIT 7  = Enable Target Inquiry Data
1191 	 *
1192 	 * MSB BIT 0  = Enable PDBC Notify
1193 	 * MSB BIT 1  = Non Participating LIP
1194 	 * MSB BIT 2  = Descending Loop ID Search
1195 	 * MSB BIT 3  = Acquire Loop ID in LIPA
1196 	 * MSB BIT 4  = Stop PortQ on Full Status
1197 	 * MSB BIT 5  = Full Login after LIP
1198 	 * MSB BIT 6  = Node Name Option
1199 	 * MSB BIT 7  = Ext IFWCB enable bit
1200 	 */
1201 	uint8_t  firmware_options[2];
1202 
1203 	uint16_t frame_payload_size;
1204 	uint16_t max_iocb_allocation;
1205 	uint16_t execution_throttle;
1206 	uint8_t  retry_count;
1207 	uint8_t	 retry_delay;			/* unused */
1208 	uint8_t	 port_name[WWN_SIZE];		/* Big endian. */
1209 	uint16_t hard_address;
1210 	uint8_t	 inquiry_data;
1211 	uint8_t	 login_timeout;
1212 	uint8_t	 node_name[WWN_SIZE];		/* Big endian. */
1213 
1214 	uint16_t request_q_outpointer;
1215 	uint16_t response_q_inpointer;
1216 	uint16_t request_q_length;
1217 	uint16_t response_q_length;
1218 	uint32_t request_q_address[2];
1219 	uint32_t response_q_address[2];
1220 
1221 	uint16_t lun_enables;
1222 	uint8_t  command_resource_count;
1223 	uint8_t  immediate_notify_resource_count;
1224 	uint16_t timeout;
1225 	uint8_t  reserved_2[2];
1226 
1227 	/*
1228 	 * LSB BIT 0 = Timer Operation mode bit 0
1229 	 * LSB BIT 1 = Timer Operation mode bit 1
1230 	 * LSB BIT 2 = Timer Operation mode bit 2
1231 	 * LSB BIT 3 = Timer Operation mode bit 3
1232 	 * LSB BIT 4 = Init Config Mode bit 0
1233 	 * LSB BIT 5 = Init Config Mode bit 1
1234 	 * LSB BIT 6 = Init Config Mode bit 2
1235 	 * LSB BIT 7 = Enable Non part on LIHA failure
1236 	 *
1237 	 * MSB BIT 0 = Enable class 2
1238 	 * MSB BIT 1 = Enable ACK0
1239 	 * MSB BIT 2 =
1240 	 * MSB BIT 3 =
1241 	 * MSB BIT 4 = FC Tape Enable
1242 	 * MSB BIT 5 = Enable FC Confirm
1243 	 * MSB BIT 6 = Enable command queuing in target mode
1244 	 * MSB BIT 7 = No Logo On Link Down
1245 	 */
1246 	uint8_t	 add_firmware_options[2];
1247 
1248 	uint8_t	 response_accumulation_timer;
1249 	uint8_t	 interrupt_delay_timer;
1250 
1251 	/*
1252 	 * LSB BIT 0 = Enable Read xfr_rdy
1253 	 * LSB BIT 1 = Soft ID only
1254 	 * LSB BIT 2 =
1255 	 * LSB BIT 3 =
1256 	 * LSB BIT 4 = FCP RSP Payload [0]
1257 	 * LSB BIT 5 = FCP RSP Payload [1] / Sbus enable - 2200
1258 	 * LSB BIT 6 = Enable Out-of-Order frame handling
1259 	 * LSB BIT 7 = Disable Automatic PLOGI on Local Loop
1260 	 *
1261 	 * MSB BIT 0 = Sbus enable - 2300
1262 	 * MSB BIT 1 =
1263 	 * MSB BIT 2 =
1264 	 * MSB BIT 3 =
1265 	 * MSB BIT 4 = LED mode
1266 	 * MSB BIT 5 = enable 50 ohm termination
1267 	 * MSB BIT 6 = Data Rate (2300 only)
1268 	 * MSB BIT 7 = Data Rate (2300 only)
1269 	 */
1270 	uint8_t	 special_options[2];
1271 
1272 	uint8_t  reserved_3[26];
1273 } init_cb_t;
1274 
1275 /*
1276  * Get Link Status mailbox command return buffer.
1277  */
1278 #define GLSO_SEND_RPS	BIT_0
1279 #define GLSO_USE_DID	BIT_3
1280 
1281 struct link_statistics {
1282 	uint32_t link_fail_cnt;
1283 	uint32_t loss_sync_cnt;
1284 	uint32_t loss_sig_cnt;
1285 	uint32_t prim_seq_err_cnt;
1286 	uint32_t inval_xmit_word_cnt;
1287 	uint32_t inval_crc_cnt;
1288 	uint32_t lip_cnt;
1289 	uint32_t link_up_cnt;
1290 	uint32_t link_down_loop_init_tmo;
1291 	uint32_t link_down_los;
1292 	uint32_t link_down_loss_rcv_clk;
1293 	uint32_t reserved0[5];
1294 	uint32_t port_cfg_chg;
1295 	uint32_t reserved1[11];
1296 	uint32_t rsp_q_full;
1297 	uint32_t atio_q_full;
1298 	uint32_t drop_ae;
1299 	uint32_t els_proto_err;
1300 	uint32_t reserved2;
1301 	uint32_t tx_frames;
1302 	uint32_t rx_frames;
1303 	uint32_t discarded_frames;
1304 	uint32_t dropped_frames;
1305 	uint32_t reserved3;
1306 	uint32_t nos_rcvd;
1307 	uint32_t reserved4[4];
1308 	uint32_t tx_prjt;
1309 	uint32_t rcv_exfail;
1310 	uint32_t rcv_abts;
1311 	uint32_t seq_frm_miss;
1312 	uint32_t corr_err;
1313 	uint32_t mb_rqst;
1314 	uint32_t nport_full;
1315 	uint32_t eofa;
1316 	uint32_t reserved5;
1317 	uint32_t fpm_recv_word_cnt_lo;
1318 	uint32_t fpm_recv_word_cnt_hi;
1319 	uint32_t fpm_disc_word_cnt_lo;
1320 	uint32_t fpm_disc_word_cnt_hi;
1321 	uint32_t fpm_xmit_word_cnt_lo;
1322 	uint32_t fpm_xmit_word_cnt_hi;
1323 	uint32_t reserved6[70];
1324 };
1325 
1326 /*
1327  * NVRAM Command values.
1328  */
1329 #define NV_START_BIT            BIT_2
1330 #define NV_WRITE_OP             (BIT_26+BIT_24)
1331 #define NV_READ_OP              (BIT_26+BIT_25)
1332 #define NV_ERASE_OP             (BIT_26+BIT_25+BIT_24)
1333 #define NV_MASK_OP              (BIT_26+BIT_25+BIT_24)
1334 #define NV_DELAY_COUNT          10
1335 
1336 /*
1337  * QLogic ISP2100, ISP2200 and ISP2300 NVRAM structure definition.
1338  */
1339 typedef struct {
1340 	/*
1341 	 * NVRAM header
1342 	 */
1343 	uint8_t	id[4];
1344 	uint8_t	nvram_version;
1345 	uint8_t	reserved_0;
1346 
1347 	/*
1348 	 * NVRAM RISC parameter block
1349 	 */
1350 	uint8_t	parameter_block_version;
1351 	uint8_t	reserved_1;
1352 
1353 	/*
1354 	 * LSB BIT 0  = Enable Hard Loop Id
1355 	 * LSB BIT 1  = Enable Fairness
1356 	 * LSB BIT 2  = Enable Full-Duplex
1357 	 * LSB BIT 3  = Enable Fast Posting
1358 	 * LSB BIT 4  = Enable Target Mode
1359 	 * LSB BIT 5  = Disable Initiator Mode
1360 	 * LSB BIT 6  = Enable ADISC
1361 	 * LSB BIT 7  = Enable Target Inquiry Data
1362 	 *
1363 	 * MSB BIT 0  = Enable PDBC Notify
1364 	 * MSB BIT 1  = Non Participating LIP
1365 	 * MSB BIT 2  = Descending Loop ID Search
1366 	 * MSB BIT 3  = Acquire Loop ID in LIPA
1367 	 * MSB BIT 4  = Stop PortQ on Full Status
1368 	 * MSB BIT 5  = Full Login after LIP
1369 	 * MSB BIT 6  = Node Name Option
1370 	 * MSB BIT 7  = Ext IFWCB enable bit
1371 	 */
1372 	uint8_t	 firmware_options[2];
1373 
1374 	uint16_t frame_payload_size;
1375 	uint16_t max_iocb_allocation;
1376 	uint16_t execution_throttle;
1377 	uint8_t	 retry_count;
1378 	uint8_t	 retry_delay;			/* unused */
1379 	uint8_t	 port_name[WWN_SIZE];		/* Big endian. */
1380 	uint16_t hard_address;
1381 	uint8_t	 inquiry_data;
1382 	uint8_t	 login_timeout;
1383 	uint8_t	 node_name[WWN_SIZE];		/* Big endian. */
1384 
1385 	/*
1386 	 * LSB BIT 0 = Timer Operation mode bit 0
1387 	 * LSB BIT 1 = Timer Operation mode bit 1
1388 	 * LSB BIT 2 = Timer Operation mode bit 2
1389 	 * LSB BIT 3 = Timer Operation mode bit 3
1390 	 * LSB BIT 4 = Init Config Mode bit 0
1391 	 * LSB BIT 5 = Init Config Mode bit 1
1392 	 * LSB BIT 6 = Init Config Mode bit 2
1393 	 * LSB BIT 7 = Enable Non part on LIHA failure
1394 	 *
1395 	 * MSB BIT 0 = Enable class 2
1396 	 * MSB BIT 1 = Enable ACK0
1397 	 * MSB BIT 2 =
1398 	 * MSB BIT 3 =
1399 	 * MSB BIT 4 = FC Tape Enable
1400 	 * MSB BIT 5 = Enable FC Confirm
1401 	 * MSB BIT 6 = Enable command queuing in target mode
1402 	 * MSB BIT 7 = No Logo On Link Down
1403 	 */
1404 	uint8_t	 add_firmware_options[2];
1405 
1406 	uint8_t	 response_accumulation_timer;
1407 	uint8_t	 interrupt_delay_timer;
1408 
1409 	/*
1410 	 * LSB BIT 0 = Enable Read xfr_rdy
1411 	 * LSB BIT 1 = Soft ID only
1412 	 * LSB BIT 2 =
1413 	 * LSB BIT 3 =
1414 	 * LSB BIT 4 = FCP RSP Payload [0]
1415 	 * LSB BIT 5 = FCP RSP Payload [1] / Sbus enable - 2200
1416 	 * LSB BIT 6 = Enable Out-of-Order frame handling
1417 	 * LSB BIT 7 = Disable Automatic PLOGI on Local Loop
1418 	 *
1419 	 * MSB BIT 0 = Sbus enable - 2300
1420 	 * MSB BIT 1 =
1421 	 * MSB BIT 2 =
1422 	 * MSB BIT 3 =
1423 	 * MSB BIT 4 = LED mode
1424 	 * MSB BIT 5 = enable 50 ohm termination
1425 	 * MSB BIT 6 = Data Rate (2300 only)
1426 	 * MSB BIT 7 = Data Rate (2300 only)
1427 	 */
1428 	uint8_t	 special_options[2];
1429 
1430 	/* Reserved for expanded RISC parameter block */
1431 	uint8_t reserved_2[22];
1432 
1433 	/*
1434 	 * LSB BIT 0 = Tx Sensitivity 1G bit 0
1435 	 * LSB BIT 1 = Tx Sensitivity 1G bit 1
1436 	 * LSB BIT 2 = Tx Sensitivity 1G bit 2
1437 	 * LSB BIT 3 = Tx Sensitivity 1G bit 3
1438 	 * LSB BIT 4 = Rx Sensitivity 1G bit 0
1439 	 * LSB BIT 5 = Rx Sensitivity 1G bit 1
1440 	 * LSB BIT 6 = Rx Sensitivity 1G bit 2
1441 	 * LSB BIT 7 = Rx Sensitivity 1G bit 3
1442 	 *
1443 	 * MSB BIT 0 = Tx Sensitivity 2G bit 0
1444 	 * MSB BIT 1 = Tx Sensitivity 2G bit 1
1445 	 * MSB BIT 2 = Tx Sensitivity 2G bit 2
1446 	 * MSB BIT 3 = Tx Sensitivity 2G bit 3
1447 	 * MSB BIT 4 = Rx Sensitivity 2G bit 0
1448 	 * MSB BIT 5 = Rx Sensitivity 2G bit 1
1449 	 * MSB BIT 6 = Rx Sensitivity 2G bit 2
1450 	 * MSB BIT 7 = Rx Sensitivity 2G bit 3
1451 	 *
1452 	 * LSB BIT 0 = Output Swing 1G bit 0
1453 	 * LSB BIT 1 = Output Swing 1G bit 1
1454 	 * LSB BIT 2 = Output Swing 1G bit 2
1455 	 * LSB BIT 3 = Output Emphasis 1G bit 0
1456 	 * LSB BIT 4 = Output Emphasis 1G bit 1
1457 	 * LSB BIT 5 = Output Swing 2G bit 0
1458 	 * LSB BIT 6 = Output Swing 2G bit 1
1459 	 * LSB BIT 7 = Output Swing 2G bit 2
1460 	 *
1461 	 * MSB BIT 0 = Output Emphasis 2G bit 0
1462 	 * MSB BIT 1 = Output Emphasis 2G bit 1
1463 	 * MSB BIT 2 = Output Enable
1464 	 * MSB BIT 3 =
1465 	 * MSB BIT 4 =
1466 	 * MSB BIT 5 =
1467 	 * MSB BIT 6 =
1468 	 * MSB BIT 7 =
1469 	 */
1470 	uint8_t seriallink_options[4];
1471 
1472 	/*
1473 	 * NVRAM host parameter block
1474 	 *
1475 	 * LSB BIT 0 = Enable spinup delay
1476 	 * LSB BIT 1 = Disable BIOS
1477 	 * LSB BIT 2 = Enable Memory Map BIOS
1478 	 * LSB BIT 3 = Enable Selectable Boot
1479 	 * LSB BIT 4 = Disable RISC code load
1480 	 * LSB BIT 5 = Set cache line size 1
1481 	 * LSB BIT 6 = PCI Parity Disable
1482 	 * LSB BIT 7 = Enable extended logging
1483 	 *
1484 	 * MSB BIT 0 = Enable 64bit addressing
1485 	 * MSB BIT 1 = Enable lip reset
1486 	 * MSB BIT 2 = Enable lip full login
1487 	 * MSB BIT 3 = Enable target reset
1488 	 * MSB BIT 4 = Enable database storage
1489 	 * MSB BIT 5 = Enable cache flush read
1490 	 * MSB BIT 6 = Enable database load
1491 	 * MSB BIT 7 = Enable alternate WWN
1492 	 */
1493 	uint8_t host_p[2];
1494 
1495 	uint8_t boot_node_name[WWN_SIZE];
1496 	uint8_t boot_lun_number;
1497 	uint8_t reset_delay;
1498 	uint8_t port_down_retry_count;
1499 	uint8_t boot_id_number;
1500 	uint16_t max_luns_per_target;
1501 	uint8_t fcode_boot_port_name[WWN_SIZE];
1502 	uint8_t alternate_port_name[WWN_SIZE];
1503 	uint8_t alternate_node_name[WWN_SIZE];
1504 
1505 	/*
1506 	 * BIT 0 = Selective Login
1507 	 * BIT 1 = Alt-Boot Enable
1508 	 * BIT 2 =
1509 	 * BIT 3 = Boot Order List
1510 	 * BIT 4 =
1511 	 * BIT 5 = Selective LUN
1512 	 * BIT 6 =
1513 	 * BIT 7 = unused
1514 	 */
1515 	uint8_t efi_parameters;
1516 
1517 	uint8_t link_down_timeout;
1518 
1519 	uint8_t adapter_id[16];
1520 
1521 	uint8_t alt1_boot_node_name[WWN_SIZE];
1522 	uint16_t alt1_boot_lun_number;
1523 	uint8_t alt2_boot_node_name[WWN_SIZE];
1524 	uint16_t alt2_boot_lun_number;
1525 	uint8_t alt3_boot_node_name[WWN_SIZE];
1526 	uint16_t alt3_boot_lun_number;
1527 	uint8_t alt4_boot_node_name[WWN_SIZE];
1528 	uint16_t alt4_boot_lun_number;
1529 	uint8_t alt5_boot_node_name[WWN_SIZE];
1530 	uint16_t alt5_boot_lun_number;
1531 	uint8_t alt6_boot_node_name[WWN_SIZE];
1532 	uint16_t alt6_boot_lun_number;
1533 	uint8_t alt7_boot_node_name[WWN_SIZE];
1534 	uint16_t alt7_boot_lun_number;
1535 
1536 	uint8_t reserved_3[2];
1537 
1538 	/* Offset 200-215 : Model Number */
1539 	uint8_t model_number[16];
1540 
1541 	/* OEM related items */
1542 	uint8_t oem_specific[16];
1543 
1544 	/*
1545 	 * NVRAM Adapter Features offset 232-239
1546 	 *
1547 	 * LSB BIT 0 = External GBIC
1548 	 * LSB BIT 1 = Risc RAM parity
1549 	 * LSB BIT 2 = Buffer Plus Module
1550 	 * LSB BIT 3 = Multi Chip Adapter
1551 	 * LSB BIT 4 = Internal connector
1552 	 * LSB BIT 5 =
1553 	 * LSB BIT 6 =
1554 	 * LSB BIT 7 =
1555 	 *
1556 	 * MSB BIT 0 =
1557 	 * MSB BIT 1 =
1558 	 * MSB BIT 2 =
1559 	 * MSB BIT 3 =
1560 	 * MSB BIT 4 =
1561 	 * MSB BIT 5 =
1562 	 * MSB BIT 6 =
1563 	 * MSB BIT 7 =
1564 	 */
1565 	uint8_t	adapter_features[2];
1566 
1567 	uint8_t reserved_4[16];
1568 
1569 	/* Subsystem vendor ID for ISP2200 */
1570 	uint16_t subsystem_vendor_id_2200;
1571 
1572 	/* Subsystem device ID for ISP2200 */
1573 	uint16_t subsystem_device_id_2200;
1574 
1575 	uint8_t	 reserved_5;
1576 	uint8_t	 checksum;
1577 } nvram_t;
1578 
1579 /*
1580  * ISP queue - response queue entry definition.
1581  */
1582 typedef struct {
1583 	uint8_t		entry_type;		/* Entry type. */
1584 	uint8_t		entry_count;		/* Entry count. */
1585 	uint8_t		sys_define;		/* System defined. */
1586 	uint8_t		entry_status;		/* Entry Status. */
1587 	uint32_t	handle;			/* System defined handle */
1588 	uint8_t		data[52];
1589 	uint32_t	signature;
1590 #define RESPONSE_PROCESSED	0xDEADDEAD	/* Signature */
1591 } response_t;
1592 
1593 /*
1594  * ISP queue - ATIO queue entry definition.
1595  */
1596 struct atio {
1597 	uint8_t		entry_type;		/* Entry type. */
1598 	uint8_t		entry_count;		/* Entry count. */
1599 	__le16		attr_n_length;
1600 	uint8_t		data[56];
1601 	uint32_t	signature;
1602 #define ATIO_PROCESSED 0xDEADDEAD		/* Signature */
1603 };
1604 
1605 typedef union {
1606 	uint16_t extended;
1607 	struct {
1608 		uint8_t reserved;
1609 		uint8_t standard;
1610 	} id;
1611 } target_id_t;
1612 
1613 #define SET_TARGET_ID(ha, to, from)			\
1614 do {							\
1615 	if (HAS_EXTENDED_IDS(ha))			\
1616 		to.extended = cpu_to_le16(from);	\
1617 	else						\
1618 		to.id.standard = (uint8_t)from;		\
1619 } while (0)
1620 
1621 /*
1622  * ISP queue - command entry structure definition.
1623  */
1624 #define COMMAND_TYPE	0x11		/* Command entry */
1625 typedef struct {
1626 	uint8_t entry_type;		/* Entry type. */
1627 	uint8_t entry_count;		/* Entry count. */
1628 	uint8_t sys_define;		/* System defined. */
1629 	uint8_t entry_status;		/* Entry Status. */
1630 	uint32_t handle;		/* System handle. */
1631 	target_id_t target;		/* SCSI ID */
1632 	uint16_t lun;			/* SCSI LUN */
1633 	uint16_t control_flags;		/* Control flags. */
1634 #define CF_WRITE	BIT_6
1635 #define CF_READ		BIT_5
1636 #define CF_SIMPLE_TAG	BIT_3
1637 #define CF_ORDERED_TAG	BIT_2
1638 #define CF_HEAD_TAG	BIT_1
1639 	uint16_t reserved_1;
1640 	uint16_t timeout;		/* Command timeout. */
1641 	uint16_t dseg_count;		/* Data segment count. */
1642 	uint8_t scsi_cdb[MAX_CMDSZ]; 	/* SCSI command words. */
1643 	uint32_t byte_count;		/* Total byte count. */
1644 	uint32_t dseg_0_address;	/* Data segment 0 address. */
1645 	uint32_t dseg_0_length;		/* Data segment 0 length. */
1646 	uint32_t dseg_1_address;	/* Data segment 1 address. */
1647 	uint32_t dseg_1_length;		/* Data segment 1 length. */
1648 	uint32_t dseg_2_address;	/* Data segment 2 address. */
1649 	uint32_t dseg_2_length;		/* Data segment 2 length. */
1650 } cmd_entry_t;
1651 
1652 /*
1653  * ISP queue - 64-Bit addressing, command entry structure definition.
1654  */
1655 #define COMMAND_A64_TYPE	0x19	/* Command A64 entry */
1656 typedef struct {
1657 	uint8_t entry_type;		/* Entry type. */
1658 	uint8_t entry_count;		/* Entry count. */
1659 	uint8_t sys_define;		/* System defined. */
1660 	uint8_t entry_status;		/* Entry Status. */
1661 	uint32_t handle;		/* System handle. */
1662 	target_id_t target;		/* SCSI ID */
1663 	uint16_t lun;			/* SCSI LUN */
1664 	uint16_t control_flags;		/* Control flags. */
1665 	uint16_t reserved_1;
1666 	uint16_t timeout;		/* Command timeout. */
1667 	uint16_t dseg_count;		/* Data segment count. */
1668 	uint8_t scsi_cdb[MAX_CMDSZ];	/* SCSI command words. */
1669 	uint32_t byte_count;		/* Total byte count. */
1670 	uint32_t dseg_0_address[2];	/* Data segment 0 address. */
1671 	uint32_t dseg_0_length;		/* Data segment 0 length. */
1672 	uint32_t dseg_1_address[2];	/* Data segment 1 address. */
1673 	uint32_t dseg_1_length;		/* Data segment 1 length. */
1674 } cmd_a64_entry_t, request_t;
1675 
1676 /*
1677  * ISP queue - continuation entry structure definition.
1678  */
1679 #define CONTINUE_TYPE		0x02	/* Continuation entry. */
1680 typedef struct {
1681 	uint8_t entry_type;		/* Entry type. */
1682 	uint8_t entry_count;		/* Entry count. */
1683 	uint8_t sys_define;		/* System defined. */
1684 	uint8_t entry_status;		/* Entry Status. */
1685 	uint32_t reserved;
1686 	uint32_t dseg_0_address;	/* Data segment 0 address. */
1687 	uint32_t dseg_0_length;		/* Data segment 0 length. */
1688 	uint32_t dseg_1_address;	/* Data segment 1 address. */
1689 	uint32_t dseg_1_length;		/* Data segment 1 length. */
1690 	uint32_t dseg_2_address;	/* Data segment 2 address. */
1691 	uint32_t dseg_2_length;		/* Data segment 2 length. */
1692 	uint32_t dseg_3_address;	/* Data segment 3 address. */
1693 	uint32_t dseg_3_length;		/* Data segment 3 length. */
1694 	uint32_t dseg_4_address;	/* Data segment 4 address. */
1695 	uint32_t dseg_4_length;		/* Data segment 4 length. */
1696 	uint32_t dseg_5_address;	/* Data segment 5 address. */
1697 	uint32_t dseg_5_length;		/* Data segment 5 length. */
1698 	uint32_t dseg_6_address;	/* Data segment 6 address. */
1699 	uint32_t dseg_6_length;		/* Data segment 6 length. */
1700 } cont_entry_t;
1701 
1702 /*
1703  * ISP queue - 64-Bit addressing, continuation entry structure definition.
1704  */
1705 #define CONTINUE_A64_TYPE	0x0A	/* Continuation A64 entry. */
1706 typedef struct {
1707 	uint8_t entry_type;		/* Entry type. */
1708 	uint8_t entry_count;		/* Entry count. */
1709 	uint8_t sys_define;		/* System defined. */
1710 	uint8_t entry_status;		/* Entry Status. */
1711 	uint32_t dseg_0_address[2];	/* Data segment 0 address. */
1712 	uint32_t dseg_0_length;		/* Data segment 0 length. */
1713 	uint32_t dseg_1_address[2];	/* Data segment 1 address. */
1714 	uint32_t dseg_1_length;		/* Data segment 1 length. */
1715 	uint32_t dseg_2_address	[2];	/* Data segment 2 address. */
1716 	uint32_t dseg_2_length;		/* Data segment 2 length. */
1717 	uint32_t dseg_3_address[2];	/* Data segment 3 address. */
1718 	uint32_t dseg_3_length;		/* Data segment 3 length. */
1719 	uint32_t dseg_4_address[2];	/* Data segment 4 address. */
1720 	uint32_t dseg_4_length;		/* Data segment 4 length. */
1721 } cont_a64_entry_t;
1722 
1723 #define PO_MODE_DIF_INSERT	0
1724 #define PO_MODE_DIF_REMOVE	1
1725 #define PO_MODE_DIF_PASS	2
1726 #define PO_MODE_DIF_REPLACE	3
1727 #define PO_MODE_DIF_TCP_CKSUM	6
1728 #define PO_ENABLE_INCR_GUARD_SEED	BIT_3
1729 #define PO_DISABLE_GUARD_CHECK	BIT_4
1730 #define PO_DISABLE_INCR_REF_TAG	BIT_5
1731 #define PO_DIS_HEADER_MODE	BIT_7
1732 #define PO_ENABLE_DIF_BUNDLING	BIT_8
1733 #define PO_DIS_FRAME_MODE	BIT_9
1734 #define PO_DIS_VALD_APP_ESC	BIT_10 /* Dis validation for escape tag/ffffh */
1735 #define PO_DIS_VALD_APP_REF_ESC BIT_11
1736 
1737 #define PO_DIS_APP_TAG_REPL	BIT_12 /* disable REG Tag replacement */
1738 #define PO_DIS_REF_TAG_REPL	BIT_13
1739 #define PO_DIS_APP_TAG_VALD	BIT_14 /* disable REF Tag validation */
1740 #define PO_DIS_REF_TAG_VALD	BIT_15
1741 
1742 /*
1743  * ISP queue - 64-Bit addressing, continuation crc entry structure definition.
1744  */
1745 struct crc_context {
1746 	uint32_t handle;		/* System handle. */
1747 	__le32 ref_tag;
1748 	__le16 app_tag;
1749 	uint8_t ref_tag_mask[4];	/* Validation/Replacement Mask*/
1750 	uint8_t app_tag_mask[2];	/* Validation/Replacement Mask*/
1751 	__le16 guard_seed;		/* Initial Guard Seed */
1752 	__le16 prot_opts;		/* Requested Data Protection Mode */
1753 	__le16 blk_size;		/* Data size in bytes */
1754 	uint16_t runt_blk_guard;	/* Guard value for runt block (tape
1755 					 * only) */
1756 	__le32 byte_count;		/* Total byte count/ total data
1757 					 * transfer count */
1758 	union {
1759 		struct {
1760 			uint32_t	reserved_1;
1761 			uint16_t	reserved_2;
1762 			uint16_t	reserved_3;
1763 			uint32_t	reserved_4;
1764 			uint32_t	data_address[2];
1765 			uint32_t	data_length;
1766 			uint32_t	reserved_5[2];
1767 			uint32_t	reserved_6;
1768 		} nobundling;
1769 		struct {
1770 			__le32	dif_byte_count;	/* Total DIF byte
1771 							 * count */
1772 			uint16_t	reserved_1;
1773 			__le16	dseg_count;	/* Data segment count */
1774 			uint32_t	reserved_2;
1775 			uint32_t	data_address[2];
1776 			uint32_t	data_length;
1777 			uint32_t	dif_address[2];
1778 			uint32_t	dif_length;	/* Data segment 0
1779 							 * length */
1780 		} bundling;
1781 	} u;
1782 
1783 	struct fcp_cmnd	fcp_cmnd;
1784 	dma_addr_t	crc_ctx_dma;
1785 	/* List of DMA context transfers */
1786 	struct list_head dsd_list;
1787 
1788 	/* This structure should not exceed 512 bytes */
1789 };
1790 
1791 #define CRC_CONTEXT_LEN_FW	(offsetof(struct crc_context, fcp_cmnd.lun))
1792 #define CRC_CONTEXT_FCPCMND_OFF	(offsetof(struct crc_context, fcp_cmnd.lun))
1793 
1794 /*
1795  * ISP queue - status entry structure definition.
1796  */
1797 #define	STATUS_TYPE	0x03		/* Status entry. */
1798 typedef struct {
1799 	uint8_t entry_type;		/* Entry type. */
1800 	uint8_t entry_count;		/* Entry count. */
1801 	uint8_t sys_define;		/* System defined. */
1802 	uint8_t entry_status;		/* Entry Status. */
1803 	uint32_t handle;		/* System handle. */
1804 	uint16_t scsi_status;		/* SCSI status. */
1805 	uint16_t comp_status;		/* Completion status. */
1806 	uint16_t state_flags;		/* State flags. */
1807 	uint16_t status_flags;		/* Status flags. */
1808 	uint16_t rsp_info_len;		/* Response Info Length. */
1809 	uint16_t req_sense_length;	/* Request sense data length. */
1810 	uint32_t residual_length;	/* Residual transfer length. */
1811 	uint8_t rsp_info[8];		/* FCP response information. */
1812 	uint8_t req_sense_data[32];	/* Request sense data. */
1813 } sts_entry_t;
1814 
1815 /*
1816  * Status entry entry status
1817  */
1818 #define RF_RQ_DMA_ERROR	BIT_6		/* Request Queue DMA error. */
1819 #define RF_INV_E_ORDER	BIT_5		/* Invalid entry order. */
1820 #define RF_INV_E_COUNT	BIT_4		/* Invalid entry count. */
1821 #define RF_INV_E_PARAM	BIT_3		/* Invalid entry parameter. */
1822 #define RF_INV_E_TYPE	BIT_2		/* Invalid entry type. */
1823 #define RF_BUSY		BIT_1		/* Busy */
1824 #define RF_MASK		(RF_RQ_DMA_ERROR | RF_INV_E_ORDER | RF_INV_E_COUNT | \
1825 			 RF_INV_E_PARAM | RF_INV_E_TYPE | RF_BUSY)
1826 #define RF_MASK_24XX	(RF_INV_E_ORDER | RF_INV_E_COUNT | RF_INV_E_PARAM | \
1827 			 RF_INV_E_TYPE)
1828 
1829 /*
1830  * Status entry SCSI status bit definitions.
1831  */
1832 #define SS_MASK				0xfff	/* Reserved bits BIT_12-BIT_15*/
1833 #define SS_RESIDUAL_UNDER		BIT_11
1834 #define SS_RESIDUAL_OVER		BIT_10
1835 #define SS_SENSE_LEN_VALID		BIT_9
1836 #define SS_RESPONSE_INFO_LEN_VALID	BIT_8
1837 #define SS_SCSI_STATUS_BYTE	0xff
1838 
1839 #define SS_RESERVE_CONFLICT		(BIT_4 | BIT_3)
1840 #define SS_BUSY_CONDITION		BIT_3
1841 #define SS_CONDITION_MET		BIT_2
1842 #define SS_CHECK_CONDITION		BIT_1
1843 
1844 /*
1845  * Status entry completion status
1846  */
1847 #define CS_COMPLETE		0x0	/* No errors */
1848 #define CS_INCOMPLETE		0x1	/* Incomplete transfer of cmd. */
1849 #define CS_DMA			0x2	/* A DMA direction error. */
1850 #define CS_TRANSPORT		0x3	/* Transport error. */
1851 #define CS_RESET		0x4	/* SCSI bus reset occurred */
1852 #define CS_ABORTED		0x5	/* System aborted command. */
1853 #define CS_TIMEOUT		0x6	/* Timeout error. */
1854 #define CS_DATA_OVERRUN		0x7	/* Data overrun. */
1855 #define CS_DIF_ERROR		0xC	/* DIF error detected  */
1856 
1857 #define CS_DATA_UNDERRUN	0x15	/* Data Underrun. */
1858 #define CS_QUEUE_FULL		0x1C	/* Queue Full. */
1859 #define CS_PORT_UNAVAILABLE	0x28	/* Port unavailable */
1860 					/* (selection timeout) */
1861 #define CS_PORT_LOGGED_OUT	0x29	/* Port Logged Out */
1862 #define CS_PORT_CONFIG_CHG	0x2A	/* Port Configuration Changed */
1863 #define CS_PORT_BUSY		0x2B	/* Port Busy */
1864 #define CS_COMPLETE_CHKCOND	0x30	/* Error? */
1865 #define CS_IOCB_ERROR		0x31	/* Generic error for IOCB request
1866 					   failure */
1867 #define CS_BAD_PAYLOAD		0x80	/* Driver defined */
1868 #define CS_UNKNOWN		0x81	/* Driver defined */
1869 #define CS_RETRY		0x82	/* Driver defined */
1870 #define CS_LOOP_DOWN_ABORT	0x83	/* Driver defined */
1871 
1872 #define CS_BIDIR_RD_OVERRUN			0x700
1873 #define CS_BIDIR_RD_WR_OVERRUN			0x707
1874 #define CS_BIDIR_RD_OVERRUN_WR_UNDERRUN		0x715
1875 #define CS_BIDIR_RD_UNDERRUN			0x1500
1876 #define CS_BIDIR_RD_UNDERRUN_WR_OVERRUN		0x1507
1877 #define CS_BIDIR_RD_WR_UNDERRUN			0x1515
1878 #define CS_BIDIR_DMA				0x200
1879 /*
1880  * Status entry status flags
1881  */
1882 #define SF_ABTS_TERMINATED	BIT_10
1883 #define SF_LOGOUT_SENT		BIT_13
1884 
1885 /*
1886  * ISP queue - status continuation entry structure definition.
1887  */
1888 #define	STATUS_CONT_TYPE	0x10	/* Status continuation entry. */
1889 typedef struct {
1890 	uint8_t entry_type;		/* Entry type. */
1891 	uint8_t entry_count;		/* Entry count. */
1892 	uint8_t sys_define;		/* System defined. */
1893 	uint8_t entry_status;		/* Entry Status. */
1894 	uint8_t data[60];		/* data */
1895 } sts_cont_entry_t;
1896 
1897 /*
1898  * ISP queue -	RIO Type 1 status entry (32 bit I/O entry handles)
1899  *		structure definition.
1900  */
1901 #define	STATUS_TYPE_21 0x21		/* Status entry. */
1902 typedef struct {
1903 	uint8_t entry_type;		/* Entry type. */
1904 	uint8_t entry_count;		/* Entry count. */
1905 	uint8_t handle_count;		/* Handle count. */
1906 	uint8_t entry_status;		/* Entry Status. */
1907 	uint32_t handle[15];		/* System handles. */
1908 } sts21_entry_t;
1909 
1910 /*
1911  * ISP queue -	RIO Type 2 status entry (16 bit I/O entry handles)
1912  *		structure definition.
1913  */
1914 #define	STATUS_TYPE_22	0x22		/* Status entry. */
1915 typedef struct {
1916 	uint8_t entry_type;		/* Entry type. */
1917 	uint8_t entry_count;		/* Entry count. */
1918 	uint8_t handle_count;		/* Handle count. */
1919 	uint8_t entry_status;		/* Entry Status. */
1920 	uint16_t handle[30];		/* System handles. */
1921 } sts22_entry_t;
1922 
1923 /*
1924  * ISP queue - marker entry structure definition.
1925  */
1926 #define MARKER_TYPE	0x04		/* Marker entry. */
1927 typedef struct {
1928 	uint8_t entry_type;		/* Entry type. */
1929 	uint8_t entry_count;		/* Entry count. */
1930 	uint8_t handle_count;		/* Handle count. */
1931 	uint8_t entry_status;		/* Entry Status. */
1932 	uint32_t sys_define_2;		/* System defined. */
1933 	target_id_t target;		/* SCSI ID */
1934 	uint8_t modifier;		/* Modifier (7-0). */
1935 #define MK_SYNC_ID_LUN	0		/* Synchronize ID/LUN */
1936 #define MK_SYNC_ID	1		/* Synchronize ID */
1937 #define MK_SYNC_ALL	2		/* Synchronize all ID/LUN */
1938 #define MK_SYNC_LIP	3		/* Synchronize all ID/LUN, */
1939 					/* clear port changed, */
1940 					/* use sequence number. */
1941 	uint8_t reserved_1;
1942 	uint16_t sequence_number;	/* Sequence number of event */
1943 	uint16_t lun;			/* SCSI LUN */
1944 	uint8_t reserved_2[48];
1945 } mrk_entry_t;
1946 
1947 /*
1948  * ISP queue - Management Server entry structure definition.
1949  */
1950 #define MS_IOCB_TYPE		0x29	/* Management Server IOCB entry */
1951 typedef struct {
1952 	uint8_t entry_type;		/* Entry type. */
1953 	uint8_t entry_count;		/* Entry count. */
1954 	uint8_t handle_count;		/* Handle count. */
1955 	uint8_t entry_status;		/* Entry Status. */
1956 	uint32_t handle1;		/* System handle. */
1957 	target_id_t loop_id;
1958 	uint16_t status;
1959 	uint16_t control_flags;		/* Control flags. */
1960 	uint16_t reserved2;
1961 	uint16_t timeout;
1962 	uint16_t cmd_dsd_count;
1963 	uint16_t total_dsd_count;
1964 	uint8_t type;
1965 	uint8_t r_ctl;
1966 	uint16_t rx_id;
1967 	uint16_t reserved3;
1968 	uint32_t handle2;
1969 	uint32_t rsp_bytecount;
1970 	uint32_t req_bytecount;
1971 	uint32_t dseg_req_address[2];	/* Data segment 0 address. */
1972 	uint32_t dseg_req_length;	/* Data segment 0 length. */
1973 	uint32_t dseg_rsp_address[2];	/* Data segment 1 address. */
1974 	uint32_t dseg_rsp_length;	/* Data segment 1 length. */
1975 } ms_iocb_entry_t;
1976 
1977 
1978 /*
1979  * ISP queue - Mailbox Command entry structure definition.
1980  */
1981 #define MBX_IOCB_TYPE	0x39
1982 struct mbx_entry {
1983 	uint8_t entry_type;
1984 	uint8_t entry_count;
1985 	uint8_t sys_define1;
1986 	/* Use sys_define1 for source type */
1987 #define SOURCE_SCSI	0x00
1988 #define SOURCE_IP	0x01
1989 #define SOURCE_VI	0x02
1990 #define SOURCE_SCTP	0x03
1991 #define SOURCE_MP	0x04
1992 #define SOURCE_MPIOCTL	0x05
1993 #define SOURCE_ASYNC_IOCB 0x07
1994 
1995 	uint8_t entry_status;
1996 
1997 	uint32_t handle;
1998 	target_id_t loop_id;
1999 
2000 	uint16_t status;
2001 	uint16_t state_flags;
2002 	uint16_t status_flags;
2003 
2004 	uint32_t sys_define2[2];
2005 
2006 	uint16_t mb0;
2007 	uint16_t mb1;
2008 	uint16_t mb2;
2009 	uint16_t mb3;
2010 	uint16_t mb6;
2011 	uint16_t mb7;
2012 	uint16_t mb9;
2013 	uint16_t mb10;
2014 	uint32_t reserved_2[2];
2015 	uint8_t node_name[WWN_SIZE];
2016 	uint8_t port_name[WWN_SIZE];
2017 };
2018 
2019 #ifndef IMMED_NOTIFY_TYPE
2020 #define IMMED_NOTIFY_TYPE 0x0D		/* Immediate notify entry. */
2021 /*
2022  * ISP queue -	immediate notify entry structure definition.
2023  *		This is sent by the ISP to the Target driver.
2024  *		This IOCB would have report of events sent by the
2025  *		initiator, that needs to be handled by the target
2026  *		driver immediately.
2027  */
2028 struct imm_ntfy_from_isp {
2029 	uint8_t	 entry_type;		    /* Entry type. */
2030 	uint8_t	 entry_count;		    /* Entry count. */
2031 	uint8_t	 sys_define;		    /* System defined. */
2032 	uint8_t	 entry_status;		    /* Entry Status. */
2033 	union {
2034 		struct {
2035 			uint32_t sys_define_2; /* System defined. */
2036 			target_id_t target;
2037 			uint16_t lun;
2038 			uint8_t  target_id;
2039 			uint8_t  reserved_1;
2040 			uint16_t status_modifier;
2041 			uint16_t status;
2042 			uint16_t task_flags;
2043 			uint16_t seq_id;
2044 			uint16_t srr_rx_id;
2045 			uint32_t srr_rel_offs;
2046 			uint16_t srr_ui;
2047 #define SRR_IU_DATA_IN	0x1
2048 #define SRR_IU_DATA_OUT	0x5
2049 #define SRR_IU_STATUS	0x7
2050 			uint16_t srr_ox_id;
2051 			uint8_t reserved_2[28];
2052 		} isp2x;
2053 		struct {
2054 			uint32_t reserved;
2055 			uint16_t nport_handle;
2056 			uint16_t reserved_2;
2057 			uint16_t flags;
2058 #define NOTIFY24XX_FLAGS_GLOBAL_TPRLO   BIT_1
2059 #define NOTIFY24XX_FLAGS_PUREX_IOCB     BIT_0
2060 			uint16_t srr_rx_id;
2061 			uint16_t status;
2062 			uint8_t  status_subcode;
2063 			uint8_t  fw_handle;
2064 			uint32_t exchange_address;
2065 			uint32_t srr_rel_offs;
2066 			uint16_t srr_ui;
2067 			uint16_t srr_ox_id;
2068 			union {
2069 				struct {
2070 					uint8_t node_name[8];
2071 				} plogi; /* PLOGI/ADISC/PDISC */
2072 				struct {
2073 					/* PRLI word 3 bit 0-15 */
2074 					uint16_t wd3_lo;
2075 					uint8_t resv0[6];
2076 				} prli;
2077 				struct {
2078 					uint8_t port_id[3];
2079 					uint8_t resv1;
2080 					uint16_t nport_handle;
2081 					uint16_t resv2;
2082 				} req_els;
2083 			} u;
2084 			uint8_t port_name[8];
2085 			uint8_t resv3[3];
2086 			uint8_t  vp_index;
2087 			uint32_t reserved_5;
2088 			uint8_t  port_id[3];
2089 			uint8_t  reserved_6;
2090 		} isp24;
2091 	} u;
2092 	uint16_t reserved_7;
2093 	uint16_t ox_id;
2094 } __packed;
2095 #endif
2096 
2097 /*
2098  * ISP request and response queue entry sizes
2099  */
2100 #define RESPONSE_ENTRY_SIZE	(sizeof(response_t))
2101 #define REQUEST_ENTRY_SIZE	(sizeof(request_t))
2102 
2103 
2104 /*
2105  * 24 bit port ID type definition.
2106  */
2107 typedef union {
2108 	uint32_t b24 : 24;
2109 
2110 	struct {
2111 #ifdef __BIG_ENDIAN
2112 		uint8_t domain;
2113 		uint8_t area;
2114 		uint8_t al_pa;
2115 #elif defined(__LITTLE_ENDIAN)
2116 		uint8_t al_pa;
2117 		uint8_t area;
2118 		uint8_t domain;
2119 #else
2120 #error "__BIG_ENDIAN or __LITTLE_ENDIAN must be defined!"
2121 #endif
2122 		uint8_t rsvd_1;
2123 	} b;
2124 } port_id_t;
2125 #define INVALID_PORT_ID	0xFFFFFF
2126 
2127 /*
2128  * Switch info gathering structure.
2129  */
2130 typedef struct {
2131 	port_id_t d_id;
2132 	uint8_t node_name[WWN_SIZE];
2133 	uint8_t port_name[WWN_SIZE];
2134 	uint8_t fabric_port_name[WWN_SIZE];
2135 	uint16_t fp_speed;
2136 	uint8_t fc4_type;
2137 } sw_info_t;
2138 
2139 /* FCP-4 types */
2140 #define FC4_TYPE_FCP_SCSI	0x08
2141 #define FC4_TYPE_OTHER		0x0
2142 #define FC4_TYPE_UNKNOWN	0xff
2143 
2144 /* mailbox command 4G & above */
2145 struct mbx_24xx_entry {
2146 	uint8_t		entry_type;
2147 	uint8_t		entry_count;
2148 	uint8_t		sys_define1;
2149 	uint8_t		entry_status;
2150 	uint32_t	handle;
2151 	uint16_t	mb[28];
2152 };
2153 
2154 #define IOCB_SIZE 64
2155 
2156 /*
2157  * Fibre channel port type.
2158  */
2159 typedef enum {
2160 	FCT_UNKNOWN,
2161 	FCT_RSCN,
2162 	FCT_SWITCH,
2163 	FCT_BROADCAST,
2164 	FCT_INITIATOR,
2165 	FCT_TARGET
2166 } fc_port_type_t;
2167 
2168 enum qla_sess_deletion {
2169 	QLA_SESS_DELETION_NONE		= 0,
2170 	QLA_SESS_DELETION_IN_PROGRESS,
2171 	QLA_SESS_DELETED,
2172 };
2173 
2174 enum qlt_plogi_link_t {
2175 	QLT_PLOGI_LINK_SAME_WWN,
2176 	QLT_PLOGI_LINK_CONFLICT,
2177 	QLT_PLOGI_LINK_MAX
2178 };
2179 
2180 struct qlt_plogi_ack_t {
2181 	struct list_head	list;
2182 	struct imm_ntfy_from_isp iocb;
2183 	port_id_t	id;
2184 	int		ref_count;
2185 	void		*fcport;
2186 };
2187 
2188 struct ct_sns_desc {
2189 	struct ct_sns_pkt	*ct_sns;
2190 	dma_addr_t		ct_sns_dma;
2191 };
2192 
2193 enum discovery_state {
2194 	DSC_DELETED,
2195 	DSC_GID_PN,
2196 	DSC_GNL,
2197 	DSC_LOGIN_PEND,
2198 	DSC_LOGIN_FAILED,
2199 	DSC_GPDB,
2200 	DSC_GPSC,
2201 	DSC_UPD_FCPORT,
2202 	DSC_LOGIN_COMPLETE,
2203 	DSC_DELETE_PEND,
2204 };
2205 
2206 enum login_state {	/* FW control Target side */
2207 	DSC_LS_LLIOCB_SENT = 2,
2208 	DSC_LS_PLOGI_PEND,
2209 	DSC_LS_PLOGI_COMP,
2210 	DSC_LS_PRLI_PEND,
2211 	DSC_LS_PRLI_COMP,
2212 	DSC_LS_PORT_UNAVAIL,
2213 	DSC_LS_PRLO_PEND = 9,
2214 	DSC_LS_LOGO_PEND,
2215 };
2216 
2217 enum fcport_mgt_event {
2218 	FCME_RELOGIN = 1,
2219 	FCME_RSCN,
2220 	FCME_GIDPN_DONE,
2221 	FCME_PLOGI_DONE,	/* Initiator side sent LLIOCB */
2222 	FCME_GNL_DONE,
2223 	FCME_GPSC_DONE,
2224 	FCME_GPDB_DONE,
2225 	FCME_GPNID_DONE,
2226 	FCME_DELETE_DONE,
2227 };
2228 
2229 enum rscn_addr_format {
2230 	RSCN_PORT_ADDR,
2231 	RSCN_AREA_ADDR,
2232 	RSCN_DOM_ADDR,
2233 	RSCN_FAB_ADDR,
2234 };
2235 
2236 /*
2237  * Fibre channel port structure.
2238  */
2239 typedef struct fc_port {
2240 	struct list_head list;
2241 	struct scsi_qla_host *vha;
2242 
2243 	uint8_t node_name[WWN_SIZE];
2244 	uint8_t port_name[WWN_SIZE];
2245 	port_id_t d_id;
2246 	uint16_t loop_id;
2247 	uint16_t old_loop_id;
2248 
2249 	unsigned int conf_compl_supported:1;
2250 	unsigned int deleted:2;
2251 	unsigned int local:1;
2252 	unsigned int logout_on_delete:1;
2253 	unsigned int logo_ack_needed:1;
2254 	unsigned int keep_nport_handle:1;
2255 	unsigned int send_els_logo:1;
2256 	unsigned int login_pause:1;
2257 	unsigned int login_succ:1;
2258 
2259 	struct fc_port *conflict;
2260 	unsigned char logout_completed;
2261 	int generation;
2262 
2263 	struct se_session *se_sess;
2264 	struct kref sess_kref;
2265 	struct qla_tgt *tgt;
2266 	unsigned long expires;
2267 	struct list_head del_list_entry;
2268 	struct work_struct free_work;
2269 
2270 	struct qlt_plogi_ack_t *plogi_link[QLT_PLOGI_LINK_MAX];
2271 
2272 	uint16_t tgt_id;
2273 	uint16_t old_tgt_id;
2274 
2275 	uint8_t fcp_prio;
2276 
2277 	uint8_t fabric_port_name[WWN_SIZE];
2278 	uint16_t fp_speed;
2279 
2280 	fc_port_type_t port_type;
2281 
2282 	atomic_t state;
2283 	uint32_t flags;
2284 
2285 	int login_retry;
2286 
2287 	struct fc_rport *rport, *drport;
2288 	u32 supported_classes;
2289 
2290 	uint8_t fc4_type;
2291 	uint8_t scan_state;
2292 
2293 	unsigned long last_queue_full;
2294 	unsigned long last_ramp_up;
2295 
2296 	uint16_t port_id;
2297 
2298 	unsigned long retry_delay_timestamp;
2299 	struct qla_tgt_sess *tgt_session;
2300 	struct ct_sns_desc ct_desc;
2301 	enum discovery_state disc_state;
2302 	enum login_state fw_login_state;
2303 	u32 login_gen, last_login_gen;
2304 	u32 rscn_gen, last_rscn_gen;
2305 	u32 chip_reset;
2306 	struct list_head gnl_entry;
2307 	struct work_struct del_work;
2308 	u8 iocb[IOCB_SIZE];
2309 } fc_port_t;
2310 
2311 #define QLA_FCPORT_SCAN		1
2312 #define QLA_FCPORT_FOUND	2
2313 
2314 struct event_arg {
2315 	enum fcport_mgt_event	event;
2316 	fc_port_t		*fcport;
2317 	srb_t			*sp;
2318 	port_id_t		id;
2319 	u16			data[2], rc;
2320 	u8			port_name[WWN_SIZE];
2321 	u32			iop[2];
2322 };
2323 
2324 #include "qla_mr.h"
2325 
2326 /*
2327  * Fibre channel port/lun states.
2328  */
2329 #define FCS_UNCONFIGURED	1
2330 #define FCS_DEVICE_DEAD		2
2331 #define FCS_DEVICE_LOST		3
2332 #define FCS_ONLINE		4
2333 
2334 static const char * const port_state_str[] = {
2335 	"Unknown",
2336 	"UNCONFIGURED",
2337 	"DEAD",
2338 	"LOST",
2339 	"ONLINE"
2340 };
2341 
2342 /*
2343  * FC port flags.
2344  */
2345 #define FCF_FABRIC_DEVICE	BIT_0
2346 #define FCF_LOGIN_NEEDED	BIT_1
2347 #define FCF_FCP2_DEVICE		BIT_2
2348 #define FCF_ASYNC_SENT		BIT_3
2349 #define FCF_CONF_COMP_SUPPORTED BIT_4
2350 
2351 /* No loop ID flag. */
2352 #define FC_NO_LOOP_ID		0x1000
2353 
2354 /*
2355  * FC-CT interface
2356  *
2357  * NOTE: All structures are big-endian in form.
2358  */
2359 
2360 #define CT_REJECT_RESPONSE	0x8001
2361 #define CT_ACCEPT_RESPONSE	0x8002
2362 #define CT_REASON_INVALID_COMMAND_CODE		0x01
2363 #define CT_REASON_CANNOT_PERFORM		0x09
2364 #define CT_REASON_COMMAND_UNSUPPORTED		0x0b
2365 #define CT_EXPL_ALREADY_REGISTERED		0x10
2366 #define CT_EXPL_HBA_ATTR_NOT_REGISTERED		0x11
2367 #define CT_EXPL_MULTIPLE_HBA_ATTR		0x12
2368 #define CT_EXPL_INVALID_HBA_BLOCK_LENGTH	0x13
2369 #define CT_EXPL_MISSING_REQ_HBA_ATTR		0x14
2370 #define CT_EXPL_PORT_NOT_REGISTERED_		0x15
2371 #define CT_EXPL_MISSING_HBA_ID_PORT_LIST	0x16
2372 #define CT_EXPL_HBA_NOT_REGISTERED		0x17
2373 #define CT_EXPL_PORT_ATTR_NOT_REGISTERED	0x20
2374 #define CT_EXPL_PORT_NOT_REGISTERED		0x21
2375 #define CT_EXPL_MULTIPLE_PORT_ATTR		0x22
2376 #define CT_EXPL_INVALID_PORT_BLOCK_LENGTH	0x23
2377 
2378 #define NS_N_PORT_TYPE	0x01
2379 #define NS_NL_PORT_TYPE	0x02
2380 #define NS_NX_PORT_TYPE	0x7F
2381 
2382 #define	GA_NXT_CMD	0x100
2383 #define	GA_NXT_REQ_SIZE	(16 + 4)
2384 #define	GA_NXT_RSP_SIZE	(16 + 620)
2385 
2386 #define	GID_PT_CMD	0x1A1
2387 #define	GID_PT_REQ_SIZE	(16 + 4)
2388 
2389 #define	GPN_ID_CMD	0x112
2390 #define	GPN_ID_REQ_SIZE	(16 + 4)
2391 #define	GPN_ID_RSP_SIZE	(16 + 8)
2392 
2393 #define	GNN_ID_CMD	0x113
2394 #define	GNN_ID_REQ_SIZE	(16 + 4)
2395 #define	GNN_ID_RSP_SIZE	(16 + 8)
2396 
2397 #define	GFT_ID_CMD	0x117
2398 #define	GFT_ID_REQ_SIZE	(16 + 4)
2399 #define	GFT_ID_RSP_SIZE	(16 + 32)
2400 
2401 #define GID_PN_CMD 0x121
2402 #define GID_PN_REQ_SIZE (16 + 8)
2403 #define GID_PN_RSP_SIZE (16 + 4)
2404 
2405 #define	RFT_ID_CMD	0x217
2406 #define	RFT_ID_REQ_SIZE	(16 + 4 + 32)
2407 #define	RFT_ID_RSP_SIZE	16
2408 
2409 #define	RFF_ID_CMD	0x21F
2410 #define	RFF_ID_REQ_SIZE	(16 + 4 + 2 + 1 + 1)
2411 #define	RFF_ID_RSP_SIZE	16
2412 
2413 #define	RNN_ID_CMD	0x213
2414 #define	RNN_ID_REQ_SIZE	(16 + 4 + 8)
2415 #define	RNN_ID_RSP_SIZE	16
2416 
2417 #define	RSNN_NN_CMD	 0x239
2418 #define	RSNN_NN_REQ_SIZE (16 + 8 + 1 + 255)
2419 #define	RSNN_NN_RSP_SIZE 16
2420 
2421 #define	GFPN_ID_CMD	0x11C
2422 #define	GFPN_ID_REQ_SIZE (16 + 4)
2423 #define	GFPN_ID_RSP_SIZE (16 + 8)
2424 
2425 #define	GPSC_CMD	0x127
2426 #define	GPSC_REQ_SIZE	(16 + 8)
2427 #define	GPSC_RSP_SIZE	(16 + 2 + 2)
2428 
2429 #define GFF_ID_CMD	0x011F
2430 #define GFF_ID_REQ_SIZE	(16 + 4)
2431 #define GFF_ID_RSP_SIZE (16 + 128)
2432 
2433 /*
2434  * HBA attribute types.
2435  */
2436 #define FDMI_HBA_ATTR_COUNT			9
2437 #define FDMIV2_HBA_ATTR_COUNT			17
2438 #define FDMI_HBA_NODE_NAME			0x1
2439 #define FDMI_HBA_MANUFACTURER			0x2
2440 #define FDMI_HBA_SERIAL_NUMBER			0x3
2441 #define FDMI_HBA_MODEL				0x4
2442 #define FDMI_HBA_MODEL_DESCRIPTION		0x5
2443 #define FDMI_HBA_HARDWARE_VERSION		0x6
2444 #define FDMI_HBA_DRIVER_VERSION			0x7
2445 #define FDMI_HBA_OPTION_ROM_VERSION		0x8
2446 #define FDMI_HBA_FIRMWARE_VERSION		0x9
2447 #define FDMI_HBA_OS_NAME_AND_VERSION		0xa
2448 #define FDMI_HBA_MAXIMUM_CT_PAYLOAD_LENGTH	0xb
2449 #define FDMI_HBA_NODE_SYMBOLIC_NAME		0xc
2450 #define FDMI_HBA_VENDOR_ID			0xd
2451 #define FDMI_HBA_NUM_PORTS			0xe
2452 #define FDMI_HBA_FABRIC_NAME			0xf
2453 #define FDMI_HBA_BOOT_BIOS_NAME			0x10
2454 #define FDMI_HBA_TYPE_VENDOR_IDENTIFIER		0xe0
2455 
2456 struct ct_fdmi_hba_attr {
2457 	uint16_t type;
2458 	uint16_t len;
2459 	union {
2460 		uint8_t node_name[WWN_SIZE];
2461 		uint8_t manufacturer[64];
2462 		uint8_t serial_num[32];
2463 		uint8_t model[16+1];
2464 		uint8_t model_desc[80];
2465 		uint8_t hw_version[32];
2466 		uint8_t driver_version[32];
2467 		uint8_t orom_version[16];
2468 		uint8_t fw_version[32];
2469 		uint8_t os_version[128];
2470 		uint32_t max_ct_len;
2471 	} a;
2472 };
2473 
2474 struct ct_fdmi_hba_attributes {
2475 	uint32_t count;
2476 	struct ct_fdmi_hba_attr entry[FDMI_HBA_ATTR_COUNT];
2477 };
2478 
2479 struct ct_fdmiv2_hba_attr {
2480 	uint16_t type;
2481 	uint16_t len;
2482 	union {
2483 		uint8_t node_name[WWN_SIZE];
2484 		uint8_t manufacturer[64];
2485 		uint8_t serial_num[32];
2486 		uint8_t model[16+1];
2487 		uint8_t model_desc[80];
2488 		uint8_t hw_version[16];
2489 		uint8_t driver_version[32];
2490 		uint8_t orom_version[16];
2491 		uint8_t fw_version[32];
2492 		uint8_t os_version[128];
2493 		uint32_t max_ct_len;
2494 		uint8_t sym_name[256];
2495 		uint32_t vendor_id;
2496 		uint32_t num_ports;
2497 		uint8_t fabric_name[WWN_SIZE];
2498 		uint8_t bios_name[32];
2499 		uint8_t vendor_identifier[8];
2500 	} a;
2501 };
2502 
2503 struct ct_fdmiv2_hba_attributes {
2504 	uint32_t count;
2505 	struct ct_fdmiv2_hba_attr entry[FDMIV2_HBA_ATTR_COUNT];
2506 };
2507 
2508 /*
2509  * Port attribute types.
2510  */
2511 #define FDMI_PORT_ATTR_COUNT		6
2512 #define FDMIV2_PORT_ATTR_COUNT		16
2513 #define FDMI_PORT_FC4_TYPES		0x1
2514 #define FDMI_PORT_SUPPORT_SPEED		0x2
2515 #define FDMI_PORT_CURRENT_SPEED		0x3
2516 #define FDMI_PORT_MAX_FRAME_SIZE	0x4
2517 #define FDMI_PORT_OS_DEVICE_NAME	0x5
2518 #define FDMI_PORT_HOST_NAME		0x6
2519 #define FDMI_PORT_NODE_NAME		0x7
2520 #define FDMI_PORT_NAME			0x8
2521 #define FDMI_PORT_SYM_NAME		0x9
2522 #define FDMI_PORT_TYPE			0xa
2523 #define FDMI_PORT_SUPP_COS		0xb
2524 #define FDMI_PORT_FABRIC_NAME		0xc
2525 #define FDMI_PORT_FC4_TYPE		0xd
2526 #define FDMI_PORT_STATE			0x101
2527 #define FDMI_PORT_COUNT			0x102
2528 #define FDMI_PORT_ID			0x103
2529 
2530 #define FDMI_PORT_SPEED_1GB		0x1
2531 #define FDMI_PORT_SPEED_2GB		0x2
2532 #define FDMI_PORT_SPEED_10GB		0x4
2533 #define FDMI_PORT_SPEED_4GB		0x8
2534 #define FDMI_PORT_SPEED_8GB		0x10
2535 #define FDMI_PORT_SPEED_16GB		0x20
2536 #define FDMI_PORT_SPEED_32GB		0x40
2537 #define FDMI_PORT_SPEED_UNKNOWN		0x8000
2538 
2539 #define FC_CLASS_2	0x04
2540 #define FC_CLASS_3	0x08
2541 #define FC_CLASS_2_3	0x0C
2542 
2543 struct ct_fdmiv2_port_attr {
2544 	uint16_t type;
2545 	uint16_t len;
2546 	union {
2547 		uint8_t fc4_types[32];
2548 		uint32_t sup_speed;
2549 		uint32_t cur_speed;
2550 		uint32_t max_frame_size;
2551 		uint8_t os_dev_name[32];
2552 		uint8_t host_name[256];
2553 		uint8_t node_name[WWN_SIZE];
2554 		uint8_t port_name[WWN_SIZE];
2555 		uint8_t port_sym_name[128];
2556 		uint32_t port_type;
2557 		uint32_t port_supported_cos;
2558 		uint8_t fabric_name[WWN_SIZE];
2559 		uint8_t port_fc4_type[32];
2560 		uint32_t port_state;
2561 		uint32_t num_ports;
2562 		uint32_t port_id;
2563 	} a;
2564 };
2565 
2566 /*
2567  * Port Attribute Block.
2568  */
2569 struct ct_fdmiv2_port_attributes {
2570 	uint32_t count;
2571 	struct ct_fdmiv2_port_attr entry[FDMIV2_PORT_ATTR_COUNT];
2572 };
2573 
2574 struct ct_fdmi_port_attr {
2575 	uint16_t type;
2576 	uint16_t len;
2577 	union {
2578 		uint8_t fc4_types[32];
2579 		uint32_t sup_speed;
2580 		uint32_t cur_speed;
2581 		uint32_t max_frame_size;
2582 		uint8_t os_dev_name[32];
2583 		uint8_t host_name[256];
2584 	} a;
2585 };
2586 
2587 struct ct_fdmi_port_attributes {
2588 	uint32_t count;
2589 	struct ct_fdmi_port_attr entry[FDMI_PORT_ATTR_COUNT];
2590 };
2591 
2592 /* FDMI definitions. */
2593 #define GRHL_CMD	0x100
2594 #define GHAT_CMD	0x101
2595 #define GRPL_CMD	0x102
2596 #define GPAT_CMD	0x110
2597 
2598 #define RHBA_CMD	0x200
2599 #define RHBA_RSP_SIZE	16
2600 
2601 #define RHAT_CMD	0x201
2602 #define RPRT_CMD	0x210
2603 
2604 #define RPA_CMD		0x211
2605 #define RPA_RSP_SIZE	16
2606 
2607 #define DHBA_CMD	0x300
2608 #define DHBA_REQ_SIZE	(16 + 8)
2609 #define DHBA_RSP_SIZE	16
2610 
2611 #define DHAT_CMD	0x301
2612 #define DPRT_CMD	0x310
2613 #define DPA_CMD		0x311
2614 
2615 /* CT command header -- request/response common fields */
2616 struct ct_cmd_hdr {
2617 	uint8_t revision;
2618 	uint8_t in_id[3];
2619 	uint8_t gs_type;
2620 	uint8_t gs_subtype;
2621 	uint8_t options;
2622 	uint8_t reserved;
2623 };
2624 
2625 /* CT command request */
2626 struct ct_sns_req {
2627 	struct ct_cmd_hdr header;
2628 	uint16_t command;
2629 	uint16_t max_rsp_size;
2630 	uint8_t fragment_id;
2631 	uint8_t reserved[3];
2632 
2633 	union {
2634 		/* GA_NXT, GPN_ID, GNN_ID, GFT_ID, GFPN_ID */
2635 		struct {
2636 			uint8_t reserved;
2637 			uint8_t port_id[3];
2638 		} port_id;
2639 
2640 		struct {
2641 			uint8_t port_type;
2642 			uint8_t domain;
2643 			uint8_t area;
2644 			uint8_t reserved;
2645 		} gid_pt;
2646 
2647 		struct {
2648 			uint8_t reserved;
2649 			uint8_t port_id[3];
2650 			uint8_t fc4_types[32];
2651 		} rft_id;
2652 
2653 		struct {
2654 			uint8_t reserved;
2655 			uint8_t port_id[3];
2656 			uint16_t reserved2;
2657 			uint8_t fc4_feature;
2658 			uint8_t fc4_type;
2659 		} rff_id;
2660 
2661 		struct {
2662 			uint8_t reserved;
2663 			uint8_t port_id[3];
2664 			uint8_t node_name[8];
2665 		} rnn_id;
2666 
2667 		struct {
2668 			uint8_t node_name[8];
2669 			uint8_t name_len;
2670 			uint8_t sym_node_name[255];
2671 		} rsnn_nn;
2672 
2673 		struct {
2674 			uint8_t hba_identifier[8];
2675 		} ghat;
2676 
2677 		struct {
2678 			uint8_t hba_identifier[8];
2679 			uint32_t entry_count;
2680 			uint8_t port_name[8];
2681 			struct ct_fdmi_hba_attributes attrs;
2682 		} rhba;
2683 
2684 		struct {
2685 			uint8_t hba_identifier[8];
2686 			uint32_t entry_count;
2687 			uint8_t port_name[8];
2688 			struct ct_fdmiv2_hba_attributes attrs;
2689 		} rhba2;
2690 
2691 		struct {
2692 			uint8_t hba_identifier[8];
2693 			struct ct_fdmi_hba_attributes attrs;
2694 		} rhat;
2695 
2696 		struct {
2697 			uint8_t port_name[8];
2698 			struct ct_fdmi_port_attributes attrs;
2699 		} rpa;
2700 
2701 		struct {
2702 			uint8_t port_name[8];
2703 			struct ct_fdmiv2_port_attributes attrs;
2704 		} rpa2;
2705 
2706 		struct {
2707 			uint8_t port_name[8];
2708 		} dhba;
2709 
2710 		struct {
2711 			uint8_t port_name[8];
2712 		} dhat;
2713 
2714 		struct {
2715 			uint8_t port_name[8];
2716 		} dprt;
2717 
2718 		struct {
2719 			uint8_t port_name[8];
2720 		} dpa;
2721 
2722 		struct {
2723 			uint8_t port_name[8];
2724 		} gpsc;
2725 
2726 		struct {
2727 			uint8_t reserved;
2728 			uint8_t port_name[3];
2729 		} gff_id;
2730 
2731 		struct {
2732 			uint8_t port_name[8];
2733 		} gid_pn;
2734 	} req;
2735 };
2736 
2737 /* CT command response header */
2738 struct ct_rsp_hdr {
2739 	struct ct_cmd_hdr header;
2740 	uint16_t response;
2741 	uint16_t residual;
2742 	uint8_t fragment_id;
2743 	uint8_t reason_code;
2744 	uint8_t explanation_code;
2745 	uint8_t vendor_unique;
2746 };
2747 
2748 struct ct_sns_gid_pt_data {
2749 	uint8_t control_byte;
2750 	uint8_t port_id[3];
2751 };
2752 
2753 struct ct_sns_rsp {
2754 	struct ct_rsp_hdr header;
2755 
2756 	union {
2757 		struct {
2758 			uint8_t port_type;
2759 			uint8_t port_id[3];
2760 			uint8_t port_name[8];
2761 			uint8_t sym_port_name_len;
2762 			uint8_t sym_port_name[255];
2763 			uint8_t node_name[8];
2764 			uint8_t sym_node_name_len;
2765 			uint8_t sym_node_name[255];
2766 			uint8_t init_proc_assoc[8];
2767 			uint8_t node_ip_addr[16];
2768 			uint8_t class_of_service[4];
2769 			uint8_t fc4_types[32];
2770 			uint8_t ip_address[16];
2771 			uint8_t fabric_port_name[8];
2772 			uint8_t reserved;
2773 			uint8_t hard_address[3];
2774 		} ga_nxt;
2775 
2776 		struct {
2777 			/* Assume the largest number of targets for the union */
2778 			struct ct_sns_gid_pt_data
2779 			    entries[MAX_FIBRE_DEVICES_MAX];
2780 		} gid_pt;
2781 
2782 		struct {
2783 			uint8_t port_name[8];
2784 		} gpn_id;
2785 
2786 		struct {
2787 			uint8_t node_name[8];
2788 		} gnn_id;
2789 
2790 		struct {
2791 			uint8_t fc4_types[32];
2792 		} gft_id;
2793 
2794 		struct {
2795 			uint32_t entry_count;
2796 			uint8_t port_name[8];
2797 			struct ct_fdmi_hba_attributes attrs;
2798 		} ghat;
2799 
2800 		struct {
2801 			uint8_t port_name[8];
2802 		} gfpn_id;
2803 
2804 		struct {
2805 			uint16_t speeds;
2806 			uint16_t speed;
2807 		} gpsc;
2808 
2809 #define GFF_FCP_SCSI_OFFSET	7
2810 		struct {
2811 			uint8_t fc4_features[128];
2812 		} gff_id;
2813 		struct {
2814 			uint8_t reserved;
2815 			uint8_t port_id[3];
2816 		} gid_pn;
2817 	} rsp;
2818 };
2819 
2820 struct ct_sns_pkt {
2821 	union {
2822 		struct ct_sns_req req;
2823 		struct ct_sns_rsp rsp;
2824 	} p;
2825 };
2826 
2827 /*
2828  * SNS command structures -- for 2200 compatibility.
2829  */
2830 #define	RFT_ID_SNS_SCMD_LEN	22
2831 #define	RFT_ID_SNS_CMD_SIZE	60
2832 #define	RFT_ID_SNS_DATA_SIZE	16
2833 
2834 #define	RNN_ID_SNS_SCMD_LEN	10
2835 #define	RNN_ID_SNS_CMD_SIZE	36
2836 #define	RNN_ID_SNS_DATA_SIZE	16
2837 
2838 #define	GA_NXT_SNS_SCMD_LEN	6
2839 #define	GA_NXT_SNS_CMD_SIZE	28
2840 #define	GA_NXT_SNS_DATA_SIZE	(620 + 16)
2841 
2842 #define	GID_PT_SNS_SCMD_LEN	6
2843 #define	GID_PT_SNS_CMD_SIZE	28
2844 /*
2845  * Assume MAX_FIBRE_DEVICES_2100 as these defines are only used with older
2846  * adapters.
2847  */
2848 #define	GID_PT_SNS_DATA_SIZE	(MAX_FIBRE_DEVICES_2100 * 4 + 16)
2849 
2850 #define	GPN_ID_SNS_SCMD_LEN	6
2851 #define	GPN_ID_SNS_CMD_SIZE	28
2852 #define	GPN_ID_SNS_DATA_SIZE	(8 + 16)
2853 
2854 #define	GNN_ID_SNS_SCMD_LEN	6
2855 #define	GNN_ID_SNS_CMD_SIZE	28
2856 #define	GNN_ID_SNS_DATA_SIZE	(8 + 16)
2857 
2858 struct sns_cmd_pkt {
2859 	union {
2860 		struct {
2861 			uint16_t buffer_length;
2862 			uint16_t reserved_1;
2863 			uint32_t buffer_address[2];
2864 			uint16_t subcommand_length;
2865 			uint16_t reserved_2;
2866 			uint16_t subcommand;
2867 			uint16_t size;
2868 			uint32_t reserved_3;
2869 			uint8_t param[36];
2870 		} cmd;
2871 
2872 		uint8_t rft_data[RFT_ID_SNS_DATA_SIZE];
2873 		uint8_t rnn_data[RNN_ID_SNS_DATA_SIZE];
2874 		uint8_t gan_data[GA_NXT_SNS_DATA_SIZE];
2875 		uint8_t gid_data[GID_PT_SNS_DATA_SIZE];
2876 		uint8_t gpn_data[GPN_ID_SNS_DATA_SIZE];
2877 		uint8_t gnn_data[GNN_ID_SNS_DATA_SIZE];
2878 	} p;
2879 };
2880 
2881 struct fw_blob {
2882 	char *name;
2883 	uint32_t segs[4];
2884 	const struct firmware *fw;
2885 };
2886 
2887 /* Return data from MBC_GET_ID_LIST call. */
2888 struct gid_list_info {
2889 	uint8_t	al_pa;
2890 	uint8_t	area;
2891 	uint8_t	domain;
2892 	uint8_t	loop_id_2100;	/* ISP2100/ISP2200 -- 4 bytes. */
2893 	uint16_t loop_id;	/* ISP23XX         -- 6 bytes. */
2894 	uint16_t reserved_1;	/* ISP24XX         -- 8 bytes. */
2895 };
2896 
2897 /* NPIV */
2898 typedef struct vport_info {
2899 	uint8_t		port_name[WWN_SIZE];
2900 	uint8_t		node_name[WWN_SIZE];
2901 	int		vp_id;
2902 	uint16_t	loop_id;
2903 	unsigned long	host_no;
2904 	uint8_t		port_id[3];
2905 	int		loop_state;
2906 } vport_info_t;
2907 
2908 typedef struct vport_params {
2909 	uint8_t 	port_name[WWN_SIZE];
2910 	uint8_t 	node_name[WWN_SIZE];
2911 	uint32_t 	options;
2912 #define	VP_OPTS_RETRY_ENABLE	BIT_0
2913 #define	VP_OPTS_VP_DISABLE	BIT_1
2914 } vport_params_t;
2915 
2916 /* NPIV - return codes of VP create and modify */
2917 #define VP_RET_CODE_OK			0
2918 #define VP_RET_CODE_FATAL		1
2919 #define VP_RET_CODE_WRONG_ID		2
2920 #define VP_RET_CODE_WWPN		3
2921 #define VP_RET_CODE_RESOURCES		4
2922 #define VP_RET_CODE_NO_MEM		5
2923 #define VP_RET_CODE_NOT_FOUND		6
2924 
2925 struct qla_hw_data;
2926 struct rsp_que;
2927 /*
2928  * ISP operations
2929  */
2930 struct isp_operations {
2931 
2932 	int (*pci_config) (struct scsi_qla_host *);
2933 	void (*reset_chip) (struct scsi_qla_host *);
2934 	int (*chip_diag) (struct scsi_qla_host *);
2935 	void (*config_rings) (struct scsi_qla_host *);
2936 	void (*reset_adapter) (struct scsi_qla_host *);
2937 	int (*nvram_config) (struct scsi_qla_host *);
2938 	void (*update_fw_options) (struct scsi_qla_host *);
2939 	int (*load_risc) (struct scsi_qla_host *, uint32_t *);
2940 
2941 	char * (*pci_info_str) (struct scsi_qla_host *, char *);
2942 	char * (*fw_version_str)(struct scsi_qla_host *, char *, size_t);
2943 
2944 	irq_handler_t intr_handler;
2945 	void (*enable_intrs) (struct qla_hw_data *);
2946 	void (*disable_intrs) (struct qla_hw_data *);
2947 
2948 	int (*abort_command) (srb_t *);
2949 	int (*target_reset) (struct fc_port *, uint64_t, int);
2950 	int (*lun_reset) (struct fc_port *, uint64_t, int);
2951 	int (*fabric_login) (struct scsi_qla_host *, uint16_t, uint8_t,
2952 		uint8_t, uint8_t, uint16_t *, uint8_t);
2953 	int (*fabric_logout) (struct scsi_qla_host *, uint16_t, uint8_t,
2954 	    uint8_t, uint8_t);
2955 
2956 	uint16_t (*calc_req_entries) (uint16_t);
2957 	void (*build_iocbs) (srb_t *, cmd_entry_t *, uint16_t);
2958 	void *(*prep_ms_iocb) (struct scsi_qla_host *, struct ct_arg *);
2959 	void *(*prep_ms_fdmi_iocb) (struct scsi_qla_host *, uint32_t,
2960 	    uint32_t);
2961 
2962 	uint8_t *(*read_nvram) (struct scsi_qla_host *, uint8_t *,
2963 		uint32_t, uint32_t);
2964 	int (*write_nvram) (struct scsi_qla_host *, uint8_t *, uint32_t,
2965 		uint32_t);
2966 
2967 	void (*fw_dump) (struct scsi_qla_host *, int);
2968 
2969 	int (*beacon_on) (struct scsi_qla_host *);
2970 	int (*beacon_off) (struct scsi_qla_host *);
2971 	void (*beacon_blink) (struct scsi_qla_host *);
2972 
2973 	uint8_t * (*read_optrom) (struct scsi_qla_host *, uint8_t *,
2974 		uint32_t, uint32_t);
2975 	int (*write_optrom) (struct scsi_qla_host *, uint8_t *, uint32_t,
2976 		uint32_t);
2977 
2978 	int (*get_flash_version) (struct scsi_qla_host *, void *);
2979 	int (*start_scsi) (srb_t *);
2980 	int (*start_scsi_mq) (srb_t *);
2981 	int (*abort_isp) (struct scsi_qla_host *);
2982 	int (*iospace_config)(struct qla_hw_data*);
2983 	int (*initialize_adapter)(struct scsi_qla_host *);
2984 };
2985 
2986 /* MSI-X Support *************************************************************/
2987 
2988 #define QLA_MSIX_CHIP_REV_24XX	3
2989 #define QLA_MSIX_FW_MODE(m)	(((m) & (BIT_7|BIT_8|BIT_9)) >> 7)
2990 #define QLA_MSIX_FW_MODE_1(m)	(QLA_MSIX_FW_MODE(m) == 1)
2991 
2992 #define QLA_BASE_VECTORS	2 /* default + RSP */
2993 #define QLA_MSIX_RSP_Q			0x01
2994 #define QLA_ATIO_VECTOR		0x02
2995 #define QLA_MSIX_QPAIR_MULTIQ_RSP_Q	0x03
2996 
2997 #define QLA_MIDX_DEFAULT	0
2998 #define QLA_MIDX_RSP_Q		1
2999 #define QLA_PCI_MSIX_CONTROL	0xa2
3000 #define QLA_83XX_PCI_MSIX_CONTROL	0x92
3001 
3002 struct scsi_qla_host;
3003 
3004 
3005 #define QLA83XX_RSPQ_MSIX_ENTRY_NUMBER 1 /* refer to qla83xx_msix_entries */
3006 
3007 struct qla_msix_entry {
3008 	int have_irq;
3009 	int in_use;
3010 	uint32_t vector;
3011 	uint16_t entry;
3012 	char name[30];
3013 	void *handle;
3014 	int cpuid;
3015 };
3016 
3017 #define	WATCH_INTERVAL		1       /* number of seconds */
3018 
3019 /* Work events.  */
3020 enum qla_work_type {
3021 	QLA_EVT_AEN,
3022 	QLA_EVT_IDC_ACK,
3023 	QLA_EVT_ASYNC_LOGIN,
3024 	QLA_EVT_ASYNC_LOGOUT,
3025 	QLA_EVT_ASYNC_LOGOUT_DONE,
3026 	QLA_EVT_ASYNC_ADISC,
3027 	QLA_EVT_ASYNC_ADISC_DONE,
3028 	QLA_EVT_UEVENT,
3029 	QLA_EVT_AENFX,
3030 	QLA_EVT_GIDPN,
3031 	QLA_EVT_GPNID,
3032 	QLA_EVT_GPNID_DONE,
3033 	QLA_EVT_NEW_SESS,
3034 	QLA_EVT_GPDB,
3035 	QLA_EVT_GPSC,
3036 	QLA_EVT_UPD_FCPORT,
3037 	QLA_EVT_GNL,
3038 	QLA_EVT_NACK,
3039 };
3040 
3041 
3042 struct qla_work_evt {
3043 	struct list_head	list;
3044 	enum qla_work_type	type;
3045 	u32			flags;
3046 #define QLA_EVT_FLAG_FREE	0x1
3047 
3048 	union {
3049 		struct {
3050 			enum fc_host_event_code code;
3051 			u32 data;
3052 		} aen;
3053 		struct {
3054 #define QLA_IDC_ACK_REGS	7
3055 			uint16_t mb[QLA_IDC_ACK_REGS];
3056 		} idc_ack;
3057 		struct {
3058 			struct fc_port *fcport;
3059 #define QLA_LOGIO_LOGIN_RETRIED	BIT_0
3060 			u16 data[2];
3061 		} logio;
3062 		struct {
3063 			u32 code;
3064 #define QLA_UEVENT_CODE_FW_DUMP	0
3065 		} uevent;
3066 		struct {
3067 			uint32_t        evtcode;
3068 			uint32_t        mbx[8];
3069 			uint32_t        count;
3070 		} aenfx;
3071 		struct {
3072 			srb_t *sp;
3073 		} iosb;
3074 		struct {
3075 			port_id_t id;
3076 		} gpnid;
3077 		struct {
3078 			port_id_t id;
3079 			u8 port_name[8];
3080 			void *pla;
3081 		} new_sess;
3082 		struct { /*Get PDB, Get Speed, update fcport, gnl, gidpn */
3083 			fc_port_t *fcport;
3084 			u8 opt;
3085 		} fcport;
3086 		struct {
3087 			fc_port_t *fcport;
3088 			u8 iocb[IOCB_SIZE];
3089 			int type;
3090 		} nack;
3091 	 } u;
3092 };
3093 
3094 struct qla_chip_state_84xx {
3095 	struct list_head list;
3096 	struct kref kref;
3097 
3098 	void *bus;
3099 	spinlock_t access_lock;
3100 	struct mutex fw_update_mutex;
3101 	uint32_t fw_update;
3102 	uint32_t op_fw_version;
3103 	uint32_t op_fw_size;
3104 	uint32_t op_fw_seq_size;
3105 	uint32_t diag_fw_version;
3106 	uint32_t gold_fw_version;
3107 };
3108 
3109 struct qla_statistics {
3110 	uint32_t total_isp_aborts;
3111 	uint64_t input_bytes;
3112 	uint64_t output_bytes;
3113 	uint64_t input_requests;
3114 	uint64_t output_requests;
3115 	uint32_t control_requests;
3116 
3117 	uint64_t jiffies_at_last_reset;
3118 	uint32_t stat_max_pend_cmds;
3119 	uint32_t stat_max_qfull_cmds_alloc;
3120 	uint32_t stat_max_qfull_cmds_dropped;
3121 };
3122 
3123 struct bidi_statistics {
3124 	unsigned long long io_count;
3125 	unsigned long long transfer_bytes;
3126 };
3127 
3128 /* Multi queue support */
3129 #define MBC_INITIALIZE_MULTIQ 0x1f
3130 #define QLA_QUE_PAGE 0X1000
3131 #define QLA_MQ_SIZE 32
3132 #define QLA_MAX_QUEUES 256
3133 #define ISP_QUE_REG(ha, id) \
3134 	((ha->mqenable || IS_QLA83XX(ha) || IS_QLA27XX(ha)) ? \
3135 	 ((void __iomem *)ha->mqiobase + (QLA_QUE_PAGE * id)) :\
3136 	 ((void __iomem *)ha->iobase))
3137 #define QLA_REQ_QUE_ID(tag) \
3138 	((tag < QLA_MAX_QUEUES && tag > 0) ? tag : 0)
3139 #define QLA_DEFAULT_QUE_QOS 5
3140 #define QLA_PRECONFIG_VPORTS 32
3141 #define QLA_MAX_VPORTS_QLA24XX	128
3142 #define QLA_MAX_VPORTS_QLA25XX	256
3143 /* Response queue data structure */
3144 struct rsp_que {
3145 	dma_addr_t  dma;
3146 	response_t *ring;
3147 	response_t *ring_ptr;
3148 	uint32_t __iomem *rsp_q_in;	/* FWI2-capable only. */
3149 	uint32_t __iomem *rsp_q_out;
3150 	uint16_t  ring_index;
3151 	uint16_t  out_ptr;
3152 	uint16_t  *in_ptr;		/* queue shadow in index */
3153 	uint16_t  length;
3154 	uint16_t  options;
3155 	uint16_t  rid;
3156 	uint16_t  id;
3157 	uint16_t  vp_idx;
3158 	struct qla_hw_data *hw;
3159 	struct qla_msix_entry *msix;
3160 	struct req_que *req;
3161 	srb_t *status_srb; /* status continuation entry */
3162 
3163 	dma_addr_t  dma_fx00;
3164 	response_t *ring_fx00;
3165 	uint16_t  length_fx00;
3166 	uint8_t rsp_pkt[REQUEST_ENTRY_SIZE];
3167 };
3168 
3169 /* Request queue data structure */
3170 struct req_que {
3171 	dma_addr_t  dma;
3172 	request_t *ring;
3173 	request_t *ring_ptr;
3174 	uint32_t __iomem *req_q_in;	/* FWI2-capable only. */
3175 	uint32_t __iomem *req_q_out;
3176 	uint16_t  ring_index;
3177 	uint16_t  in_ptr;
3178 	uint16_t  *out_ptr;		/* queue shadow out index */
3179 	uint16_t  cnt;
3180 	uint16_t  length;
3181 	uint16_t  options;
3182 	uint16_t  rid;
3183 	uint16_t  id;
3184 	uint16_t  qos;
3185 	uint16_t  vp_idx;
3186 	struct rsp_que *rsp;
3187 	srb_t **outstanding_cmds;
3188 	uint32_t current_outstanding_cmd;
3189 	uint16_t num_outstanding_cmds;
3190 	int max_q_depth;
3191 
3192 	dma_addr_t  dma_fx00;
3193 	request_t *ring_fx00;
3194 	uint16_t  length_fx00;
3195 	uint8_t req_pkt[REQUEST_ENTRY_SIZE];
3196 };
3197 
3198 /*Queue pair data structure */
3199 struct qla_qpair {
3200 	spinlock_t qp_lock;
3201 	atomic_t ref_count;
3202 	/* distill these fields down to 'online=0/1'
3203 	 * ha->flags.eeh_busy
3204 	 * ha->flags.pci_channel_io_perm_failure
3205 	 * base_vha->loop_state
3206 	 */
3207 	uint32_t online:1;
3208 	/* move vha->flags.difdix_supported here */
3209 	uint32_t difdix_supported:1;
3210 	uint32_t delete_in_progress:1;
3211 
3212 	uint16_t id;			/* qp number used with FW */
3213 	uint16_t num_active_cmd;	/* cmds down at firmware */
3214 	cpumask_t cpu_mask; /* CPU mask for cpu affinity operation */
3215 	uint16_t vp_idx;		/* vport ID */
3216 
3217 	mempool_t *srb_mempool;
3218 
3219 	/* to do: New driver: move queues to here instead of pointers */
3220 	struct req_que *req;
3221 	struct rsp_que *rsp;
3222 	struct atio_que *atio;
3223 	struct qla_msix_entry *msix; /* point to &ha->msix_entries[x] */
3224 	struct qla_hw_data *hw;
3225 	struct work_struct q_work;
3226 	struct list_head qp_list_elem; /* vha->qp_list */
3227 	struct scsi_qla_host *vha;
3228 };
3229 
3230 /* Place holder for FW buffer parameters */
3231 struct qlfc_fw {
3232 	void *fw_buf;
3233 	dma_addr_t fw_dma;
3234 	uint32_t len;
3235 };
3236 
3237 struct scsi_qlt_host {
3238 	void *target_lport_ptr;
3239 	struct mutex tgt_mutex;
3240 	struct mutex tgt_host_action_mutex;
3241 	struct qla_tgt *qla_tgt;
3242 };
3243 
3244 struct qlt_hw_data {
3245 	/* Protected by hw lock */
3246 	uint32_t enable_class_2:1;
3247 	uint32_t enable_explicit_conf:1;
3248 	uint32_t node_name_set:1;
3249 
3250 	dma_addr_t atio_dma;	/* Physical address. */
3251 	struct atio *atio_ring;	/* Base virtual address */
3252 	struct atio *atio_ring_ptr;	/* Current address. */
3253 	uint16_t atio_ring_index; /* Current index. */
3254 	uint16_t atio_q_length;
3255 	uint32_t __iomem *atio_q_in;
3256 	uint32_t __iomem *atio_q_out;
3257 
3258 	struct qla_tgt_func_tmpl *tgt_ops;
3259 	struct qla_tgt_cmd *cmds[DEFAULT_OUTSTANDING_COMMANDS];
3260 	uint16_t current_handle;
3261 
3262 	struct qla_tgt_vp_map *tgt_vp_map;
3263 
3264 	int saved_set;
3265 	uint16_t saved_exchange_count;
3266 	uint32_t saved_firmware_options_1;
3267 	uint32_t saved_firmware_options_2;
3268 	uint32_t saved_firmware_options_3;
3269 	uint8_t saved_firmware_options[2];
3270 	uint8_t saved_add_firmware_options[2];
3271 
3272 	uint8_t tgt_node_name[WWN_SIZE];
3273 
3274 	struct dentry *dfs_tgt_sess;
3275 	struct list_head q_full_list;
3276 	uint32_t num_pend_cmds;
3277 	uint32_t num_qfull_cmds_alloc;
3278 	uint32_t num_qfull_cmds_dropped;
3279 	spinlock_t q_full_lock;
3280 	uint32_t leak_exchg_thresh_hold;
3281 	spinlock_t sess_lock;
3282 	int rspq_vector_cpuid;
3283 	spinlock_t atio_lock ____cacheline_aligned;
3284 };
3285 
3286 #define MAX_QFULL_CMDS_ALLOC	8192
3287 #define Q_FULL_THRESH_HOLD_PERCENT 90
3288 #define Q_FULL_THRESH_HOLD(ha) \
3289 	((ha->cur_fw_xcb_count/100) * Q_FULL_THRESH_HOLD_PERCENT)
3290 
3291 #define LEAK_EXCHG_THRESH_HOLD_PERCENT 75	/* 75 percent */
3292 
3293 /*
3294  * Qlogic host adapter specific data structure.
3295 */
3296 struct qla_hw_data {
3297 	struct pci_dev  *pdev;
3298 	/* SRB cache. */
3299 #define SRB_MIN_REQ     128
3300 	mempool_t       *srb_mempool;
3301 
3302 	volatile struct {
3303 		uint32_t	mbox_int		:1;
3304 		uint32_t	mbox_busy		:1;
3305 		uint32_t	disable_risc_code_load	:1;
3306 		uint32_t	enable_64bit_addressing	:1;
3307 		uint32_t	enable_lip_reset	:1;
3308 		uint32_t	enable_target_reset	:1;
3309 		uint32_t	enable_lip_full_login	:1;
3310 		uint32_t	enable_led_scheme	:1;
3311 
3312 		uint32_t	msi_enabled		:1;
3313 		uint32_t	msix_enabled		:1;
3314 		uint32_t	disable_serdes		:1;
3315 		uint32_t	gpsc_supported		:1;
3316 		uint32_t	npiv_supported		:1;
3317 		uint32_t	pci_channel_io_perm_failure	:1;
3318 		uint32_t	fce_enabled		:1;
3319 		uint32_t	fac_supported		:1;
3320 
3321 		uint32_t	chip_reset_done		:1;
3322 		uint32_t	running_gold_fw		:1;
3323 		uint32_t	eeh_busy		:1;
3324 		uint32_t	disable_msix_handshake	:1;
3325 		uint32_t	fcp_prio_enabled	:1;
3326 		uint32_t	isp82xx_fw_hung:1;
3327 		uint32_t	nic_core_hung:1;
3328 
3329 		uint32_t	quiesce_owner:1;
3330 		uint32_t	nic_core_reset_hdlr_active:1;
3331 		uint32_t	nic_core_reset_owner:1;
3332 		uint32_t	isp82xx_no_md_cap:1;
3333 		uint32_t	host_shutting_down:1;
3334 		uint32_t	idc_compl_status:1;
3335 		uint32_t        mr_reset_hdlr_active:1;
3336 		uint32_t        mr_intr_valid:1;
3337 
3338 		uint32_t        dport_enabled:1;
3339 		uint32_t	fawwpn_enabled:1;
3340 		uint32_t	exlogins_enabled:1;
3341 		uint32_t	exchoffld_enabled:1;
3342 		/* 35 bits */
3343 	} flags;
3344 
3345 	/* This spinlock is used to protect "io transactions", you must
3346 	* acquire it before doing any IO to the card, eg with RD_REG*() and
3347 	* WRT_REG*() for the duration of your entire commandtransaction.
3348 	*
3349 	* This spinlock is of lower priority than the io request lock.
3350 	*/
3351 
3352 	spinlock_t	hardware_lock ____cacheline_aligned;
3353 	int		bars;
3354 	int		mem_only;
3355 	device_reg_t *iobase;           /* Base I/O address */
3356 	resource_size_t pio_address;
3357 
3358 #define MIN_IOBASE_LEN          0x100
3359 	dma_addr_t		bar0_hdl;
3360 
3361 	void __iomem *cregbase;
3362 	dma_addr_t		bar2_hdl;
3363 #define BAR0_LEN_FX00			(1024 * 1024)
3364 #define BAR2_LEN_FX00			(128 * 1024)
3365 
3366 	uint32_t		rqstq_intr_code;
3367 	uint32_t		mbx_intr_code;
3368 	uint32_t		req_que_len;
3369 	uint32_t		rsp_que_len;
3370 	uint32_t		req_que_off;
3371 	uint32_t		rsp_que_off;
3372 
3373 	/* Multi queue data structs */
3374 	device_reg_t *mqiobase;
3375 	device_reg_t *msixbase;
3376 	uint16_t        msix_count;
3377 	uint8_t         mqenable;
3378 	struct req_que **req_q_map;
3379 	struct rsp_que **rsp_q_map;
3380 	struct qla_qpair **queue_pair_map;
3381 	unsigned long req_qid_map[(QLA_MAX_QUEUES / 8) / sizeof(unsigned long)];
3382 	unsigned long rsp_qid_map[(QLA_MAX_QUEUES / 8) / sizeof(unsigned long)];
3383 	unsigned long qpair_qid_map[(QLA_MAX_QUEUES / 8)
3384 		/ sizeof(unsigned long)];
3385 	uint8_t 	max_req_queues;
3386 	uint8_t 	max_rsp_queues;
3387 	uint8_t		max_qpairs;
3388 	struct qla_qpair *base_qpair;
3389 	struct qla_npiv_entry *npiv_info;
3390 	uint16_t	nvram_npiv_size;
3391 
3392 	uint16_t        switch_cap;
3393 #define FLOGI_SEQ_DEL           BIT_8
3394 #define FLOGI_MID_SUPPORT       BIT_10
3395 #define FLOGI_VSAN_SUPPORT      BIT_12
3396 #define FLOGI_SP_SUPPORT        BIT_13
3397 
3398 	uint8_t		port_no;		/* Physical port of adapter */
3399 	uint8_t		exch_starvation;
3400 
3401 	/* Timeout timers. */
3402 	uint8_t 	loop_down_abort_time;    /* port down timer */
3403 	atomic_t	loop_down_timer;         /* loop down timer */
3404 	uint8_t		link_down_timeout;       /* link down timeout */
3405 	uint16_t	max_loop_id;
3406 	uint16_t	max_fibre_devices;	/* Maximum number of targets */
3407 
3408 	uint16_t	fb_rev;
3409 	uint16_t	min_external_loopid;    /* First external loop Id */
3410 
3411 #define PORT_SPEED_UNKNOWN 0xFFFF
3412 #define PORT_SPEED_1GB  0x00
3413 #define PORT_SPEED_2GB  0x01
3414 #define PORT_SPEED_4GB  0x03
3415 #define PORT_SPEED_8GB  0x04
3416 #define PORT_SPEED_16GB 0x05
3417 #define PORT_SPEED_32GB 0x06
3418 #define PORT_SPEED_10GB	0x13
3419 	uint16_t	link_data_rate;         /* F/W operating speed */
3420 
3421 	uint8_t		current_topology;
3422 	uint8_t		prev_topology;
3423 #define ISP_CFG_NL	1
3424 #define ISP_CFG_N	2
3425 #define ISP_CFG_FL	4
3426 #define ISP_CFG_F	8
3427 
3428 	uint8_t		operating_mode;         /* F/W operating mode */
3429 #define LOOP      0
3430 #define P2P       1
3431 #define LOOP_P2P  2
3432 #define P2P_LOOP  3
3433 	uint8_t		interrupts_on;
3434 	uint32_t	isp_abort_cnt;
3435 
3436 #define PCI_DEVICE_ID_QLOGIC_ISP2532    0x2532
3437 #define PCI_DEVICE_ID_QLOGIC_ISP8432    0x8432
3438 #define PCI_DEVICE_ID_QLOGIC_ISP8001	0x8001
3439 #define PCI_DEVICE_ID_QLOGIC_ISP8031	0x8031
3440 #define PCI_DEVICE_ID_QLOGIC_ISP2031	0x2031
3441 #define PCI_DEVICE_ID_QLOGIC_ISP2071	0x2071
3442 #define PCI_DEVICE_ID_QLOGIC_ISP2271	0x2271
3443 #define PCI_DEVICE_ID_QLOGIC_ISP2261	0x2261
3444 
3445 	uint32_t	isp_type;
3446 #define DT_ISP2100                      BIT_0
3447 #define DT_ISP2200                      BIT_1
3448 #define DT_ISP2300                      BIT_2
3449 #define DT_ISP2312                      BIT_3
3450 #define DT_ISP2322                      BIT_4
3451 #define DT_ISP6312                      BIT_5
3452 #define DT_ISP6322                      BIT_6
3453 #define DT_ISP2422                      BIT_7
3454 #define DT_ISP2432                      BIT_8
3455 #define DT_ISP5422                      BIT_9
3456 #define DT_ISP5432                      BIT_10
3457 #define DT_ISP2532                      BIT_11
3458 #define DT_ISP8432                      BIT_12
3459 #define DT_ISP8001			BIT_13
3460 #define DT_ISP8021			BIT_14
3461 #define DT_ISP2031			BIT_15
3462 #define DT_ISP8031			BIT_16
3463 #define DT_ISPFX00			BIT_17
3464 #define DT_ISP8044			BIT_18
3465 #define DT_ISP2071			BIT_19
3466 #define DT_ISP2271			BIT_20
3467 #define DT_ISP2261			BIT_21
3468 #define DT_ISP_LAST			(DT_ISP2261 << 1)
3469 
3470 	uint32_t	device_type;
3471 #define DT_T10_PI                       BIT_25
3472 #define DT_IIDMA                        BIT_26
3473 #define DT_FWI2                         BIT_27
3474 #define DT_ZIO_SUPPORTED                BIT_28
3475 #define DT_OEM_001                      BIT_29
3476 #define DT_ISP2200A                     BIT_30
3477 #define DT_EXTENDED_IDS                 BIT_31
3478 
3479 #define DT_MASK(ha)     ((ha)->isp_type & (DT_ISP_LAST - 1))
3480 #define IS_QLA2100(ha)  (DT_MASK(ha) & DT_ISP2100)
3481 #define IS_QLA2200(ha)  (DT_MASK(ha) & DT_ISP2200)
3482 #define IS_QLA2300(ha)  (DT_MASK(ha) & DT_ISP2300)
3483 #define IS_QLA2312(ha)  (DT_MASK(ha) & DT_ISP2312)
3484 #define IS_QLA2322(ha)  (DT_MASK(ha) & DT_ISP2322)
3485 #define IS_QLA6312(ha)  (DT_MASK(ha) & DT_ISP6312)
3486 #define IS_QLA6322(ha)  (DT_MASK(ha) & DT_ISP6322)
3487 #define IS_QLA2422(ha)  (DT_MASK(ha) & DT_ISP2422)
3488 #define IS_QLA2432(ha)  (DT_MASK(ha) & DT_ISP2432)
3489 #define IS_QLA5422(ha)  (DT_MASK(ha) & DT_ISP5422)
3490 #define IS_QLA5432(ha)  (DT_MASK(ha) & DT_ISP5432)
3491 #define IS_QLA2532(ha)  (DT_MASK(ha) & DT_ISP2532)
3492 #define IS_QLA8432(ha)  (DT_MASK(ha) & DT_ISP8432)
3493 #define IS_QLA8001(ha)	(DT_MASK(ha) & DT_ISP8001)
3494 #define IS_QLA81XX(ha)	(IS_QLA8001(ha))
3495 #define IS_QLA82XX(ha)	(DT_MASK(ha) & DT_ISP8021)
3496 #define IS_QLA8044(ha)  (DT_MASK(ha) & DT_ISP8044)
3497 #define IS_QLA2031(ha)	(DT_MASK(ha) & DT_ISP2031)
3498 #define IS_QLA8031(ha)	(DT_MASK(ha) & DT_ISP8031)
3499 #define IS_QLAFX00(ha)	(DT_MASK(ha) & DT_ISPFX00)
3500 #define IS_QLA2071(ha)	(DT_MASK(ha) & DT_ISP2071)
3501 #define IS_QLA2271(ha)	(DT_MASK(ha) & DT_ISP2271)
3502 #define IS_QLA2261(ha)	(DT_MASK(ha) & DT_ISP2261)
3503 
3504 #define IS_QLA23XX(ha)  (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA2322(ha) || \
3505 			IS_QLA6312(ha) || IS_QLA6322(ha))
3506 #define IS_QLA24XX(ha)  (IS_QLA2422(ha) || IS_QLA2432(ha))
3507 #define IS_QLA54XX(ha)  (IS_QLA5422(ha) || IS_QLA5432(ha))
3508 #define IS_QLA25XX(ha)  (IS_QLA2532(ha))
3509 #define IS_QLA83XX(ha)	(IS_QLA2031(ha) || IS_QLA8031(ha))
3510 #define IS_QLA84XX(ha)  (IS_QLA8432(ha))
3511 #define IS_QLA27XX(ha)  (IS_QLA2071(ha) || IS_QLA2271(ha) || IS_QLA2261(ha))
3512 #define IS_QLA24XX_TYPE(ha)     (IS_QLA24XX(ha) || IS_QLA54XX(ha) || \
3513 				IS_QLA84XX(ha))
3514 #define IS_CNA_CAPABLE(ha)	(IS_QLA81XX(ha) || IS_QLA82XX(ha) || \
3515 				IS_QLA8031(ha) || IS_QLA8044(ha))
3516 #define IS_P3P_TYPE(ha)		(IS_QLA82XX(ha) || IS_QLA8044(ha))
3517 #define IS_QLA2XXX_MIDTYPE(ha)	(IS_QLA24XX(ha) || IS_QLA84XX(ha) || \
3518 				IS_QLA25XX(ha) || IS_QLA81XX(ha) || \
3519 				IS_QLA82XX(ha) || IS_QLA83XX(ha) || \
3520 				IS_QLA8044(ha) || IS_QLA27XX(ha))
3521 #define IS_MSIX_NACK_CAPABLE(ha) (IS_QLA81XX(ha) || IS_QLA83XX(ha) || \
3522 				IS_QLA27XX(ha))
3523 #define IS_NOPOLLING_TYPE(ha)	(IS_QLA81XX(ha) && (ha)->flags.msix_enabled)
3524 #define IS_FAC_REQUIRED(ha)	(IS_QLA81XX(ha) || IS_QLA83XX(ha) || \
3525 				IS_QLA27XX(ha))
3526 #define IS_NOCACHE_VPD_TYPE(ha)	(IS_QLA81XX(ha) || IS_QLA83XX(ha) || \
3527 				IS_QLA27XX(ha))
3528 #define IS_ALOGIO_CAPABLE(ha)	(IS_QLA23XX(ha) || IS_FWI2_CAPABLE(ha))
3529 
3530 #define IS_T10_PI_CAPABLE(ha)   ((ha)->device_type & DT_T10_PI)
3531 #define IS_IIDMA_CAPABLE(ha)    ((ha)->device_type & DT_IIDMA)
3532 #define IS_FWI2_CAPABLE(ha)     ((ha)->device_type & DT_FWI2)
3533 #define IS_ZIO_SUPPORTED(ha)    ((ha)->device_type & DT_ZIO_SUPPORTED)
3534 #define IS_OEM_001(ha)          ((ha)->device_type & DT_OEM_001)
3535 #define HAS_EXTENDED_IDS(ha)    ((ha)->device_type & DT_EXTENDED_IDS)
3536 #define IS_CT6_SUPPORTED(ha)	((ha)->device_type & DT_CT6_SUPPORTED)
3537 #define IS_MQUE_CAPABLE(ha)	((ha)->mqenable || IS_QLA83XX(ha) || \
3538 				IS_QLA27XX(ha))
3539 #define IS_BIDI_CAPABLE(ha)	((IS_QLA25XX(ha) || IS_QLA2031(ha)))
3540 /* Bit 21 of fw_attributes decides the MCTP capabilities */
3541 #define IS_MCTP_CAPABLE(ha)	(IS_QLA2031(ha) && \
3542 				((ha)->fw_attributes_ext[0] & BIT_0))
3543 #define IS_PI_UNINIT_CAPABLE(ha)	(IS_QLA83XX(ha) || IS_QLA27XX(ha))
3544 #define IS_PI_IPGUARD_CAPABLE(ha)	(IS_QLA83XX(ha) || IS_QLA27XX(ha))
3545 #define IS_PI_DIFB_DIX0_CAPABLE(ha)	(0)
3546 #define IS_PI_SPLIT_DET_CAPABLE_HBA(ha)	(IS_QLA83XX(ha) || IS_QLA27XX(ha))
3547 #define IS_PI_SPLIT_DET_CAPABLE(ha)	(IS_PI_SPLIT_DET_CAPABLE_HBA(ha) && \
3548     (((ha)->fw_attributes_h << 16 | (ha)->fw_attributes) & BIT_22))
3549 #define IS_ATIO_MSIX_CAPABLE(ha) (IS_QLA83XX(ha) || IS_QLA27XX(ha))
3550 #define IS_TGT_MODE_CAPABLE(ha)	(ha->tgt.atio_q_length)
3551 #define IS_SHADOW_REG_CAPABLE(ha)  (IS_QLA27XX(ha))
3552 #define IS_DPORT_CAPABLE(ha)  (IS_QLA83XX(ha) || IS_QLA27XX(ha))
3553 #define IS_FAWWN_CAPABLE(ha)	(IS_QLA83XX(ha) || IS_QLA27XX(ha))
3554 
3555 	/* HBA serial number */
3556 	uint8_t		serial0;
3557 	uint8_t		serial1;
3558 	uint8_t		serial2;
3559 
3560 	/* NVRAM configuration data */
3561 #define MAX_NVRAM_SIZE  4096
3562 #define VPD_OFFSET      MAX_NVRAM_SIZE / 2
3563 	uint16_t	nvram_size;
3564 	uint16_t	nvram_base;
3565 	void		*nvram;
3566 	uint16_t	vpd_size;
3567 	uint16_t	vpd_base;
3568 	void		*vpd;
3569 
3570 	uint16_t	loop_reset_delay;
3571 	uint8_t		retry_count;
3572 	uint8_t		login_timeout;
3573 	uint16_t	r_a_tov;
3574 	int		port_down_retry_count;
3575 	uint8_t		mbx_count;
3576 	uint8_t		aen_mbx_count;
3577 
3578 	uint32_t	login_retry_count;
3579 	/* SNS command interfaces. */
3580 	ms_iocb_entry_t		*ms_iocb;
3581 	dma_addr_t		ms_iocb_dma;
3582 	struct ct_sns_pkt	*ct_sns;
3583 	dma_addr_t		ct_sns_dma;
3584 	/* SNS command interfaces for 2200. */
3585 	struct sns_cmd_pkt	*sns_cmd;
3586 	dma_addr_t		sns_cmd_dma;
3587 
3588 #define SFP_DEV_SIZE    256
3589 #define SFP_BLOCK_SIZE  64
3590 	void		*sfp_data;
3591 	dma_addr_t	sfp_data_dma;
3592 
3593 #define XGMAC_DATA_SIZE	4096
3594 	void		*xgmac_data;
3595 	dma_addr_t	xgmac_data_dma;
3596 
3597 #define DCBX_TLV_DATA_SIZE 4096
3598 	void		*dcbx_tlv;
3599 	dma_addr_t	dcbx_tlv_dma;
3600 
3601 	struct task_struct	*dpc_thread;
3602 	uint8_t dpc_active;                  /* DPC routine is active */
3603 
3604 	dma_addr_t	gid_list_dma;
3605 	struct gid_list_info *gid_list;
3606 	int		gid_list_info_size;
3607 
3608 	/* Small DMA pool allocations -- maximum 256 bytes in length. */
3609 #define DMA_POOL_SIZE   256
3610 	struct dma_pool *s_dma_pool;
3611 
3612 	dma_addr_t	init_cb_dma;
3613 	init_cb_t	*init_cb;
3614 	int		init_cb_size;
3615 	dma_addr_t	ex_init_cb_dma;
3616 	struct ex_init_cb_81xx *ex_init_cb;
3617 
3618 	void		*async_pd;
3619 	dma_addr_t	async_pd_dma;
3620 
3621 #define ENABLE_EXTENDED_LOGIN	BIT_7
3622 
3623 	/* Extended Logins  */
3624 	void		*exlogin_buf;
3625 	dma_addr_t	exlogin_buf_dma;
3626 	int		exlogin_size;
3627 
3628 #define ENABLE_EXCHANGE_OFFLD	BIT_2
3629 
3630 	/* Exchange Offload */
3631 	void		*exchoffld_buf;
3632 	dma_addr_t	exchoffld_buf_dma;
3633 	int		exchoffld_size;
3634 	int 		exchoffld_count;
3635 
3636 	void		*swl;
3637 
3638 	/* These are used by mailbox operations. */
3639 	uint16_t mailbox_out[MAILBOX_REGISTER_COUNT];
3640 	uint32_t mailbox_out32[MAILBOX_REGISTER_COUNT];
3641 	uint32_t aenmb[AEN_MAILBOX_REGISTER_COUNT_FX00];
3642 
3643 	mbx_cmd_t	*mcp;
3644 	struct mbx_cmd_32	*mcp32;
3645 
3646 	unsigned long	mbx_cmd_flags;
3647 #define MBX_INTERRUPT		1
3648 #define MBX_INTR_WAIT		2
3649 #define MBX_UPDATE_FLASH_ACTIVE	3
3650 
3651 	struct mutex vport_lock;        /* Virtual port synchronization */
3652 	spinlock_t vport_slock; /* order is hardware_lock, then vport_slock */
3653 	struct mutex mq_lock;        /* multi-queue synchronization */
3654 	struct completion mbx_cmd_comp; /* Serialize mbx access */
3655 	struct completion mbx_intr_comp;  /* Used for completion notification */
3656 	struct completion dcbx_comp;	/* For set port config notification */
3657 	struct completion lb_portup_comp; /* Used to wait for link up during
3658 					   * loopback */
3659 #define DCBX_COMP_TIMEOUT	20
3660 #define LB_PORTUP_COMP_TIMEOUT	10
3661 
3662 	int notify_dcbx_comp;
3663 	int notify_lb_portup_comp;
3664 	struct mutex selflogin_lock;
3665 
3666 	/* Basic firmware related information. */
3667 	uint16_t	fw_major_version;
3668 	uint16_t	fw_minor_version;
3669 	uint16_t	fw_subminor_version;
3670 	uint16_t	fw_attributes;
3671 	uint16_t	fw_attributes_h;
3672 	uint16_t	fw_attributes_ext[2];
3673 	uint32_t	fw_memory_size;
3674 	uint32_t	fw_transfer_size;
3675 	uint32_t	fw_srisc_address;
3676 #define RISC_START_ADDRESS_2100 0x1000
3677 #define RISC_START_ADDRESS_2300 0x800
3678 #define RISC_START_ADDRESS_2400 0x100000
3679 
3680 	uint16_t	orig_fw_tgt_xcb_count;
3681 	uint16_t	cur_fw_tgt_xcb_count;
3682 	uint16_t	orig_fw_xcb_count;
3683 	uint16_t	cur_fw_xcb_count;
3684 	uint16_t	orig_fw_iocb_count;
3685 	uint16_t	cur_fw_iocb_count;
3686 	uint16_t	fw_max_fcf_count;
3687 
3688 	uint32_t	fw_shared_ram_start;
3689 	uint32_t	fw_shared_ram_end;
3690 	uint32_t	fw_ddr_ram_start;
3691 	uint32_t	fw_ddr_ram_end;
3692 
3693 	uint16_t	fw_options[16];         /* slots: 1,2,3,10,11 */
3694 	uint8_t		fw_seriallink_options[4];
3695 	uint16_t	fw_seriallink_options24[4];
3696 
3697 	uint8_t		mpi_version[3];
3698 	uint32_t	mpi_capabilities;
3699 	uint8_t		phy_version[3];
3700 	uint8_t		pep_version[3];
3701 
3702 	/* Firmware dump template */
3703 	void		*fw_dump_template;
3704 	uint32_t	fw_dump_template_len;
3705 	/* Firmware dump information. */
3706 	struct qla2xxx_fw_dump *fw_dump;
3707 	uint32_t	fw_dump_len;
3708 	int		fw_dumped;
3709 	unsigned long	fw_dump_cap_flags;
3710 #define RISC_PAUSE_CMPL		0
3711 #define DMA_SHUTDOWN_CMPL	1
3712 #define ISP_RESET_CMPL		2
3713 #define RISC_RDY_AFT_RESET	3
3714 #define RISC_SRAM_DUMP_CMPL	4
3715 #define RISC_EXT_MEM_DUMP_CMPL	5
3716 #define ISP_MBX_RDY		6
3717 #define ISP_SOFT_RESET_CMPL	7
3718 	int		fw_dump_reading;
3719 	int		prev_minidump_failed;
3720 	dma_addr_t	eft_dma;
3721 	void		*eft;
3722 /* Current size of mctp dump is 0x086064 bytes */
3723 #define MCTP_DUMP_SIZE  0x086064
3724 	dma_addr_t	mctp_dump_dma;
3725 	void		*mctp_dump;
3726 	int		mctp_dumped;
3727 	int		mctp_dump_reading;
3728 	uint32_t	chain_offset;
3729 	struct dentry *dfs_dir;
3730 	struct dentry *dfs_fce;
3731 	struct dentry *dfs_tgt_counters;
3732 	struct dentry *dfs_fw_resource_cnt;
3733 
3734 	dma_addr_t	fce_dma;
3735 	void		*fce;
3736 	uint32_t	fce_bufs;
3737 	uint16_t	fce_mb[8];
3738 	uint64_t	fce_wr, fce_rd;
3739 	struct mutex	fce_mutex;
3740 
3741 	uint32_t	pci_attr;
3742 	uint16_t	chip_revision;
3743 
3744 	uint16_t	product_id[4];
3745 
3746 	uint8_t		model_number[16+1];
3747 #define BINZERO		"\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"
3748 	char		model_desc[80];
3749 	uint8_t		adapter_id[16+1];
3750 
3751 	/* Option ROM information. */
3752 	char		*optrom_buffer;
3753 	uint32_t	optrom_size;
3754 	int		optrom_state;
3755 #define QLA_SWAITING	0
3756 #define QLA_SREADING	1
3757 #define QLA_SWRITING	2
3758 	uint32_t	optrom_region_start;
3759 	uint32_t	optrom_region_size;
3760 	struct mutex	optrom_mutex;
3761 
3762 /* PCI expansion ROM image information. */
3763 #define ROM_CODE_TYPE_BIOS	0
3764 #define ROM_CODE_TYPE_FCODE	1
3765 #define ROM_CODE_TYPE_EFI	3
3766 	uint8_t 	bios_revision[2];
3767 	uint8_t 	efi_revision[2];
3768 	uint8_t 	fcode_revision[16];
3769 	uint32_t	fw_revision[4];
3770 
3771 	uint32_t	gold_fw_version[4];
3772 
3773 	/* Offsets for flash/nvram access (set to ~0 if not used). */
3774 	uint32_t	flash_conf_off;
3775 	uint32_t	flash_data_off;
3776 	uint32_t	nvram_conf_off;
3777 	uint32_t	nvram_data_off;
3778 
3779 	uint32_t	fdt_wrt_disable;
3780 	uint32_t	fdt_wrt_enable;
3781 	uint32_t	fdt_erase_cmd;
3782 	uint32_t	fdt_block_size;
3783 	uint32_t	fdt_unprotect_sec_cmd;
3784 	uint32_t	fdt_protect_sec_cmd;
3785 	uint32_t	fdt_wrt_sts_reg_cmd;
3786 
3787 	uint32_t        flt_region_flt;
3788 	uint32_t        flt_region_fdt;
3789 	uint32_t        flt_region_boot;
3790 	uint32_t        flt_region_boot_sec;
3791 	uint32_t        flt_region_fw;
3792 	uint32_t        flt_region_fw_sec;
3793 	uint32_t        flt_region_vpd_nvram;
3794 	uint32_t        flt_region_vpd;
3795 	uint32_t        flt_region_vpd_sec;
3796 	uint32_t        flt_region_nvram;
3797 	uint32_t        flt_region_npiv_conf;
3798 	uint32_t	flt_region_gold_fw;
3799 	uint32_t	flt_region_fcp_prio;
3800 	uint32_t	flt_region_bootload;
3801 	uint32_t	flt_region_img_status_pri;
3802 	uint32_t	flt_region_img_status_sec;
3803 	uint8_t         active_image;
3804 
3805 	/* Needed for BEACON */
3806 	uint16_t        beacon_blink_led;
3807 	uint8_t         beacon_color_state;
3808 #define QLA_LED_GRN_ON		0x01
3809 #define QLA_LED_YLW_ON		0x02
3810 #define QLA_LED_ABR_ON		0x04
3811 #define QLA_LED_ALL_ON		0x07	/* yellow, green, amber. */
3812 					/* ISP2322: red, green, amber. */
3813 	uint16_t        zio_mode;
3814 	uint16_t        zio_timer;
3815 
3816 	struct qla_msix_entry *msix_entries;
3817 
3818 	struct list_head        vp_list;        /* list of VP */
3819 	unsigned long   vp_idx_map[(MAX_MULTI_ID_FABRIC / 8) /
3820 			sizeof(unsigned long)];
3821 	uint16_t        num_vhosts;     /* number of vports created */
3822 	uint16_t        num_vsans;      /* number of vsan created */
3823 	uint16_t        max_npiv_vports;        /* 63 or 125 per topoloty */
3824 	int             cur_vport_count;
3825 
3826 	struct qla_chip_state_84xx *cs84xx;
3827 	struct isp_operations *isp_ops;
3828 	struct workqueue_struct *wq;
3829 	struct qlfc_fw fw_buf;
3830 
3831 	/* FCP_CMND priority support */
3832 	struct qla_fcp_prio_cfg *fcp_prio_cfg;
3833 
3834 	struct dma_pool *dl_dma_pool;
3835 #define DSD_LIST_DMA_POOL_SIZE  512
3836 
3837 	struct dma_pool *fcp_cmnd_dma_pool;
3838 	mempool_t       *ctx_mempool;
3839 #define FCP_CMND_DMA_POOL_SIZE 512
3840 
3841 	void __iomem	*nx_pcibase;		/* Base I/O address */
3842 	void __iomem	*nxdb_rd_ptr;		/* Doorbell read pointer */
3843 	void __iomem	*nxdb_wr_ptr;		/* Door bell write pointer */
3844 
3845 	uint32_t	crb_win;
3846 	uint32_t	curr_window;
3847 	uint32_t	ddr_mn_window;
3848 	unsigned long	mn_win_crb;
3849 	unsigned long	ms_win_crb;
3850 	int		qdr_sn_window;
3851 	uint32_t	fcoe_dev_init_timeout;
3852 	uint32_t	fcoe_reset_timeout;
3853 	rwlock_t	hw_lock;
3854 	uint16_t	portnum;		/* port number */
3855 	int		link_width;
3856 	struct fw_blob	*hablob;
3857 	struct qla82xx_legacy_intr_set nx_legacy_intr;
3858 
3859 	uint16_t	gbl_dsd_inuse;
3860 	uint16_t	gbl_dsd_avail;
3861 	struct list_head gbl_dsd_list;
3862 #define NUM_DSD_CHAIN 4096
3863 
3864 	uint8_t fw_type;
3865 	__le32 file_prd_off;	/* File firmware product offset */
3866 
3867 	uint32_t	md_template_size;
3868 	void		*md_tmplt_hdr;
3869 	dma_addr_t      md_tmplt_hdr_dma;
3870 	void            *md_dump;
3871 	uint32_t	md_dump_size;
3872 
3873 	void		*loop_id_map;
3874 
3875 	/* QLA83XX IDC specific fields */
3876 	uint32_t	idc_audit_ts;
3877 	uint32_t	idc_extend_tmo;
3878 
3879 	/* DPC low-priority workqueue */
3880 	struct workqueue_struct *dpc_lp_wq;
3881 	struct work_struct idc_aen;
3882 	/* DPC high-priority workqueue */
3883 	struct workqueue_struct *dpc_hp_wq;
3884 	struct work_struct nic_core_reset;
3885 	struct work_struct idc_state_handler;
3886 	struct work_struct nic_core_unrecoverable;
3887 	struct work_struct board_disable;
3888 
3889 	struct mr_data_fx00 mr;
3890 	uint32_t chip_reset;
3891 
3892 	struct qlt_hw_data tgt;
3893 	int	allow_cna_fw_dump;
3894 };
3895 
3896 struct qla_tgt_counters {
3897 	uint64_t qla_core_sbt_cmd;
3898 	uint64_t core_qla_que_buf;
3899 	uint64_t qla_core_ret_ctio;
3900 	uint64_t core_qla_snd_status;
3901 	uint64_t qla_core_ret_sta_ctio;
3902 	uint64_t core_qla_free_cmd;
3903 	uint64_t num_q_full_sent;
3904 	uint64_t num_alloc_iocb_failed;
3905 	uint64_t num_term_xchg_sent;
3906 };
3907 
3908 /*
3909  * Qlogic scsi host structure
3910  */
3911 typedef struct scsi_qla_host {
3912 	struct list_head list;
3913 	struct list_head vp_fcports;	/* list of fcports */
3914 	struct list_head work_list;
3915 	spinlock_t work_lock;
3916 
3917 	/* Commonly used flags and state information. */
3918 	struct Scsi_Host *host;
3919 	unsigned long	host_no;
3920 	uint8_t		host_str[16];
3921 
3922 	volatile struct {
3923 		uint32_t	init_done		:1;
3924 		uint32_t	online			:1;
3925 		uint32_t	reset_active		:1;
3926 
3927 		uint32_t	management_server_logged_in :1;
3928 		uint32_t	process_response_queue	:1;
3929 		uint32_t	difdix_supported:1;
3930 		uint32_t	delete_progress:1;
3931 
3932 		uint32_t	fw_tgt_reported:1;
3933 		uint32_t	bbcr_enable:1;
3934 		uint32_t	qpairs_available:1;
3935 	} flags;
3936 
3937 	atomic_t	loop_state;
3938 #define LOOP_TIMEOUT	1
3939 #define LOOP_DOWN	2
3940 #define LOOP_UP		3
3941 #define LOOP_UPDATE	4
3942 #define LOOP_READY	5
3943 #define LOOP_DEAD	6
3944 
3945 	unsigned long   dpc_flags;
3946 #define RESET_MARKER_NEEDED	0	/* Send marker to ISP. */
3947 #define RESET_ACTIVE		1
3948 #define ISP_ABORT_NEEDED	2	/* Initiate ISP abort. */
3949 #define ABORT_ISP_ACTIVE	3	/* ISP abort in progress. */
3950 #define LOOP_RESYNC_NEEDED	4	/* Device Resync needed. */
3951 #define LOOP_RESYNC_ACTIVE	5
3952 #define LOCAL_LOOP_UPDATE	6	/* Perform a local loop update. */
3953 #define RSCN_UPDATE		7	/* Perform an RSCN update. */
3954 #define RELOGIN_NEEDED		8
3955 #define REGISTER_FC4_NEEDED	9	/* SNS FC4 registration required. */
3956 #define ISP_ABORT_RETRY		10	/* ISP aborted. */
3957 #define BEACON_BLINK_NEEDED	11
3958 #define REGISTER_FDMI_NEEDED	12
3959 #define FCPORT_UPDATE_NEEDED	13
3960 #define VP_DPC_NEEDED		14	/* wake up for VP dpc handling */
3961 #define UNLOADING		15
3962 #define NPIV_CONFIG_NEEDED	16
3963 #define ISP_UNRECOVERABLE	17
3964 #define FCOE_CTX_RESET_NEEDED	18	/* Initiate FCoE context reset */
3965 #define MPI_RESET_NEEDED	19	/* Initiate MPI FW reset */
3966 #define ISP_QUIESCE_NEEDED	20	/* Driver need some quiescence */
3967 #define FREE_BIT 21
3968 #define PORT_UPDATE_NEEDED	22
3969 #define FX00_RESET_RECOVERY	23
3970 #define FX00_TARGET_SCAN	24
3971 #define FX00_CRITEMP_RECOVERY	25
3972 #define FX00_HOST_INFO_RESEND	26
3973 #define QPAIR_ONLINE_CHECK_NEEDED	27
3974 
3975 	unsigned long	pci_flags;
3976 #define PFLG_DISCONNECTED	0	/* PCI device removed */
3977 #define PFLG_DRIVER_REMOVING	1	/* PCI driver .remove */
3978 #define PFLG_DRIVER_PROBING	2	/* PCI driver .probe */
3979 #define PCI_ERR			30
3980 
3981 	uint32_t	device_flags;
3982 #define SWITCH_FOUND		BIT_0
3983 #define DFLG_NO_CABLE		BIT_1
3984 #define DFLG_DEV_FAILED		BIT_5
3985 
3986 	/* ISP configuration data. */
3987 	uint16_t	loop_id;		/* Host adapter loop id */
3988 	uint16_t        self_login_loop_id;     /* host adapter loop id
3989 						 * get it on self login
3990 						 */
3991 	fc_port_t       bidir_fcport;		/* fcport used for bidir cmnds
3992 						 * no need of allocating it for
3993 						 * each command
3994 						 */
3995 
3996 	port_id_t	d_id;			/* Host adapter port id */
3997 	uint8_t		marker_needed;
3998 	uint16_t	mgmt_svr_loop_id;
3999 
4000 
4001 
4002 	/* Timeout timers. */
4003 	uint8_t         loop_down_abort_time;    /* port down timer */
4004 	atomic_t        loop_down_timer;         /* loop down timer */
4005 	uint8_t         link_down_timeout;       /* link down timeout */
4006 
4007 	uint32_t        timer_active;
4008 	struct timer_list        timer;
4009 
4010 	uint8_t		node_name[WWN_SIZE];
4011 	uint8_t		port_name[WWN_SIZE];
4012 	uint8_t		fabric_node_name[WWN_SIZE];
4013 
4014 	uint16_t	fcoe_vlan_id;
4015 	uint16_t	fcoe_fcf_idx;
4016 	uint8_t		fcoe_vn_port_mac[6];
4017 
4018 	/* list of commands waiting on workqueue */
4019 	struct list_head	qla_cmd_list;
4020 	struct list_head	qla_sess_op_cmd_list;
4021 	struct list_head	unknown_atio_list;
4022 	spinlock_t		cmd_list_lock;
4023 	struct delayed_work	unknown_atio_work;
4024 
4025 	/* Counter to detect races between ELS and RSCN events */
4026 	atomic_t		generation_tick;
4027 	/* Time when global fcport update has been scheduled */
4028 	int			total_fcport_update_gen;
4029 	/* List of pending LOGOs, protected by tgt_mutex */
4030 	struct list_head	logo_list;
4031 	/* List of pending PLOGI acks, protected by hw lock */
4032 	struct list_head	plogi_ack_list;
4033 
4034 	struct list_head	qp_list;
4035 
4036 	uint32_t	vp_abort_cnt;
4037 
4038 	struct fc_vport	*fc_vport;	/* holds fc_vport * for each vport */
4039 	uint16_t        vp_idx;		/* vport ID */
4040 	struct qla_qpair *qpair;	/* base qpair */
4041 
4042 	unsigned long		vp_flags;
4043 #define VP_IDX_ACQUIRED		0	/* bit no 0 */
4044 #define VP_CREATE_NEEDED	1
4045 #define VP_BIND_NEEDED		2
4046 #define VP_DELETE_NEEDED	3
4047 #define VP_SCR_NEEDED		4	/* State Change Request registration */
4048 #define VP_CONFIG_OK		5	/* Flag to cfg VP, if FW is ready */
4049 	atomic_t 		vp_state;
4050 #define VP_OFFLINE		0
4051 #define VP_ACTIVE		1
4052 #define VP_FAILED		2
4053 // #define VP_DISABLE		3
4054 	uint16_t 	vp_err_state;
4055 	uint16_t	vp_prev_err_state;
4056 #define VP_ERR_UNKWN		0
4057 #define VP_ERR_PORTDWN		1
4058 #define VP_ERR_FAB_UNSUPPORTED	2
4059 #define VP_ERR_FAB_NORESOURCES	3
4060 #define VP_ERR_FAB_LOGOUT	4
4061 #define VP_ERR_ADAP_NORESOURCES	5
4062 	struct qla_hw_data *hw;
4063 	struct scsi_qlt_host vha_tgt;
4064 	struct req_que *req;
4065 	int		fw_heartbeat_counter;
4066 	int		seconds_since_last_heartbeat;
4067 	struct fc_host_statistics fc_host_stat;
4068 	struct qla_statistics qla_stats;
4069 	struct bidi_statistics bidi_stats;
4070 
4071 	atomic_t	vref_count;
4072 	struct qla8044_reset_template reset_tmplt;
4073 	struct qla_tgt_counters tgt_counters;
4074 	uint16_t	bbcr;
4075 	struct name_list_extended gnl;
4076 	/* Count of active session/fcport */
4077 	int fcport_count;
4078 	wait_queue_head_t fcport_waitQ;
4079 } scsi_qla_host_t;
4080 
4081 struct qla27xx_image_status {
4082 	uint8_t image_status_mask;
4083 	uint16_t generation_number;
4084 	uint8_t reserved[3];
4085 	uint8_t ver_minor;
4086 	uint8_t ver_major;
4087 	uint32_t checksum;
4088 	uint32_t signature;
4089 } __packed;
4090 
4091 #define SET_VP_IDX	1
4092 #define SET_AL_PA	2
4093 #define RESET_VP_IDX	3
4094 #define RESET_AL_PA	4
4095 struct qla_tgt_vp_map {
4096 	uint8_t	idx;
4097 	scsi_qla_host_t *vha;
4098 };
4099 
4100 struct qla2_sgx {
4101 	dma_addr_t		dma_addr;	/* OUT */
4102 	uint32_t		dma_len;	/* OUT */
4103 
4104 	uint32_t		tot_bytes;	/* IN */
4105 	struct scatterlist	*cur_sg;	/* IN */
4106 
4107 	/* for book keeping, bzero on initial invocation */
4108 	uint32_t		bytes_consumed;
4109 	uint32_t		num_bytes;
4110 	uint32_t		tot_partial;
4111 
4112 	/* for debugging */
4113 	uint32_t		num_sg;
4114 	srb_t			*sp;
4115 };
4116 
4117 /*
4118  * Macros to help code, maintain, etc.
4119  */
4120 #define LOOP_TRANSITION(ha) \
4121 	(test_bit(ISP_ABORT_NEEDED, &ha->dpc_flags) || \
4122 	 test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags) || \
4123 	 atomic_read(&ha->loop_state) == LOOP_DOWN)
4124 
4125 #define STATE_TRANSITION(ha) \
4126 		(test_bit(ISP_ABORT_NEEDED, &ha->dpc_flags) || \
4127 			 test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags))
4128 
4129 #define QLA_VHA_MARK_BUSY(__vha, __bail) do {		\
4130 	atomic_inc(&__vha->vref_count);			\
4131 	mb();						\
4132 	if (__vha->flags.delete_progress) {		\
4133 		atomic_dec(&__vha->vref_count);		\
4134 		__bail = 1;				\
4135 	} else {					\
4136 		__bail = 0;				\
4137 	}						\
4138 } while (0)
4139 
4140 #define QLA_VHA_MARK_NOT_BUSY(__vha)			\
4141 	atomic_dec(&__vha->vref_count);			\
4142 
4143 #define QLA_QPAIR_MARK_BUSY(__qpair, __bail) do {	\
4144 	atomic_inc(&__qpair->ref_count);		\
4145 	mb();						\
4146 	if (__qpair->delete_in_progress) {		\
4147 		atomic_dec(&__qpair->ref_count);	\
4148 		__bail = 1;				\
4149 	} else {					\
4150 	       __bail = 0;				\
4151 	}						\
4152 } while (0)
4153 
4154 #define QLA_QPAIR_MARK_NOT_BUSY(__qpair)		\
4155 	atomic_dec(&__qpair->ref_count);		\
4156 
4157 /*
4158  * qla2x00 local function return status codes
4159  */
4160 #define MBS_MASK		0x3fff
4161 
4162 #define QLA_SUCCESS		(MBS_COMMAND_COMPLETE & MBS_MASK)
4163 #define QLA_INVALID_COMMAND	(MBS_INVALID_COMMAND & MBS_MASK)
4164 #define QLA_INTERFACE_ERROR	(MBS_HOST_INTERFACE_ERROR & MBS_MASK)
4165 #define QLA_TEST_FAILED		(MBS_TEST_FAILED & MBS_MASK)
4166 #define QLA_COMMAND_ERROR	(MBS_COMMAND_ERROR & MBS_MASK)
4167 #define QLA_PARAMETER_ERROR	(MBS_COMMAND_PARAMETER_ERROR & MBS_MASK)
4168 #define QLA_PORT_ID_USED	(MBS_PORT_ID_USED & MBS_MASK)
4169 #define QLA_LOOP_ID_USED	(MBS_LOOP_ID_USED & MBS_MASK)
4170 #define QLA_ALL_IDS_IN_USE	(MBS_ALL_IDS_IN_USE & MBS_MASK)
4171 #define QLA_NOT_LOGGED_IN	(MBS_NOT_LOGGED_IN & MBS_MASK)
4172 
4173 #define QLA_FUNCTION_TIMEOUT		0x100
4174 #define QLA_FUNCTION_PARAMETER_ERROR	0x101
4175 #define QLA_FUNCTION_FAILED		0x102
4176 #define QLA_MEMORY_ALLOC_FAILED		0x103
4177 #define QLA_LOCK_TIMEOUT		0x104
4178 #define QLA_ABORTED			0x105
4179 #define QLA_SUSPENDED			0x106
4180 #define QLA_BUSY			0x107
4181 #define QLA_ALREADY_REGISTERED		0x109
4182 
4183 #define NVRAM_DELAY()		udelay(10)
4184 
4185 /*
4186  * Flash support definitions
4187  */
4188 #define OPTROM_SIZE_2300	0x20000
4189 #define OPTROM_SIZE_2322	0x100000
4190 #define OPTROM_SIZE_24XX	0x100000
4191 #define OPTROM_SIZE_25XX	0x200000
4192 #define OPTROM_SIZE_81XX	0x400000
4193 #define OPTROM_SIZE_82XX	0x800000
4194 #define OPTROM_SIZE_83XX	0x1000000
4195 
4196 #define OPTROM_BURST_SIZE	0x1000
4197 #define OPTROM_BURST_DWORDS	(OPTROM_BURST_SIZE / 4)
4198 
4199 #define	QLA_DSDS_PER_IOCB	37
4200 
4201 #define CMD_SP(Cmnd)		((Cmnd)->SCp.ptr)
4202 
4203 #define QLA_SG_ALL	1024
4204 
4205 enum nexus_wait_type {
4206 	WAIT_HOST = 0,
4207 	WAIT_TARGET,
4208 	WAIT_LUN,
4209 };
4210 
4211 #include "qla_gbl.h"
4212 #include "qla_dbg.h"
4213 #include "qla_inline.h"
4214 #endif
4215