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qla_def.h

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linux-6.19.14/drivers/scsi/qla2xxx/qla_def.h C
   1/* SPDX-License-Identifier: GPL-2.0-only */
   2/*
   3 * QLogic Fibre Channel HBA Driver
   4 * Copyright (c)  2003-2014 QLogic Corporation
   5 */
   6#ifndef __QLA_DEF_H
   7#define __QLA_DEF_H
   8
   9#include <linux/kernel.h>
  10#include <linux/init.h>
  11#include <linux/types.h>
  12#include <linux/module.h>
  13#include <linux/list.h>
  14#include <linux/pci.h>
  15#include <linux/dma-mapping.h>
  16#include <linux/sched.h>
  17#include <linux/slab.h>
  18#include <linux/dmapool.h>
  19#include <linux/mempool.h>
  20#include <linux/spinlock.h>
  21#include <linux/completion.h>
  22#include <linux/interrupt.h>
  23#include <linux/workqueue.h>
  24#include <linux/firmware.h>
  25#include <linux/mutex.h>
  26#include <linux/btree.h>
  27
  28#include <scsi/scsi.h>
  29#include <scsi/scsi_host.h>
  30#include <scsi/scsi_device.h>
  31#include <scsi/scsi_cmnd.h>
  32#include <scsi/scsi_transport_fc.h>
  33#include <scsi/scsi_bsg_fc.h>
  34
  35#include <uapi/scsi/fc/fc_els.h>
  36
  37#define QLA_DFS_DEFINE_DENTRY(_debugfs_file_name) \
  38	struct dentry *dfs_##_debugfs_file_name
  39#define QLA_DFS_ROOT_DEFINE_DENTRY(_debugfs_file_name) \
  40	struct dentry *qla_dfs_##_debugfs_file_name
  41
  42/* Big endian Fibre Channel S_ID (source ID) or D_ID (destination ID). */
  43typedef struct {
  44	uint8_t domain;
  45	uint8_t area;
  46	uint8_t al_pa;
  47} be_id_t;
  48
  49/* Little endian Fibre Channel S_ID (source ID) or D_ID (destination ID). */
  50typedef struct {
  51	uint8_t al_pa;
  52	uint8_t area;
  53	uint8_t domain;
  54} le_id_t;
  55
  56/*
  57 * 24 bit port ID type definition.
  58 */
  59typedef union {
  60	uint32_t b24 : 24;
  61	struct {
  62#ifdef __BIG_ENDIAN
  63		uint8_t domain;
  64		uint8_t area;
  65		uint8_t al_pa;
  66#elif defined(__LITTLE_ENDIAN)
  67		uint8_t al_pa;
  68		uint8_t area;
  69		uint8_t domain;
  70#else
  71#error "__BIG_ENDIAN or __LITTLE_ENDIAN must be defined!"
  72#endif
  73		uint8_t rsvd_1;
  74	} b;
  75} port_id_t;
  76#define INVALID_PORT_ID	0xFFFFFF
  77
  78#include "qla_bsg.h"
  79#include "qla_dsd.h"
  80#include "qla_nx.h"
  81#include "qla_nx2.h"
  82#include "qla_nvme.h"
  83#define QLA2XXX_DRIVER_NAME	"qla2xxx"
  84#define QLA2XXX_APIDEV		"ql2xapidev"
  85#define QLA2XXX_MANUFACTURER	"Marvell"
  86
  87/*
  88 * We have MAILBOX_REGISTER_COUNT sized arrays in a few places,
  89 * but that's fine as we don't look at the last 24 ones for
  90 * ISP2100 HBAs.
  91 */
  92#define MAILBOX_REGISTER_COUNT_2100	8
  93#define MAILBOX_REGISTER_COUNT_2200	24
  94#define MAILBOX_REGISTER_COUNT		32
  95
  96#define QLA2200A_RISC_ROM_VER	4
  97#define FPM_2300		6
  98#define FPM_2310		7
  99
 100#include "qla_settings.h"
 101
 102#define MODE_DUAL (MODE_TARGET | MODE_INITIATOR)
 103
 104/*
 105 * Data bit definitions
 106 */
 107#define BIT_0	0x1
 108#define BIT_1	0x2
 109#define BIT_2	0x4
 110#define BIT_3	0x8
 111#define BIT_4	0x10
 112#define BIT_5	0x20
 113#define BIT_6	0x40
 114#define BIT_7	0x80
 115#define BIT_8	0x100
 116#define BIT_9	0x200
 117#define BIT_10	0x400
 118#define BIT_11	0x800
 119#define BIT_12	0x1000
 120#define BIT_13	0x2000
 121#define BIT_14	0x4000
 122#define BIT_15	0x8000
 123#define BIT_16	0x10000
 124#define BIT_17	0x20000
 125#define BIT_18	0x40000
 126#define BIT_19	0x80000
 127#define BIT_20	0x100000
 128#define BIT_21	0x200000
 129#define BIT_22	0x400000
 130#define BIT_23	0x800000
 131#define BIT_24	0x1000000
 132#define BIT_25	0x2000000
 133#define BIT_26	0x4000000
 134#define BIT_27	0x8000000
 135#define BIT_28	0x10000000
 136#define BIT_29	0x20000000
 137#define BIT_30	0x40000000
 138#define BIT_31	0x80000000
 139
 140#define LSB(x)	((uint8_t)(x))
 141#define MSB(x)	((uint8_t)((uint16_t)(x) >> 8))
 142
 143#define LSW(x)	((uint16_t)(x))
 144#define MSW(x)	((uint16_t)((uint32_t)(x) >> 16))
 145
 146#define LSD(x)	((uint32_t)((uint64_t)(x)))
 147#define MSD(x)	((uint32_t)((((uint64_t)(x)) >> 16) >> 16))
 148
 149static inline uint32_t make_handle(uint16_t x, uint16_t y)
 150{
 151	return ((uint32_t)x << 16) | y;
 152}
 153
 154/*
 155 * I/O register
 156*/
 157
 158static inline u8 rd_reg_byte(const volatile u8 __iomem *addr)
 159{
 160	return readb(addr);
 161}
 162
 163static inline u16 rd_reg_word(const volatile __le16 __iomem *addr)
 164{
 165	return readw(addr);
 166}
 167
 168static inline u32 rd_reg_dword(const volatile __le32 __iomem *addr)
 169{
 170	return readl(addr);
 171}
 172
 173static inline u8 rd_reg_byte_relaxed(const volatile u8 __iomem *addr)
 174{
 175	return readb_relaxed(addr);
 176}
 177
 178static inline u16 rd_reg_word_relaxed(const volatile __le16 __iomem *addr)
 179{
 180	return readw_relaxed(addr);
 181}
 182
 183static inline u32 rd_reg_dword_relaxed(const volatile __le32 __iomem *addr)
 184{
 185	return readl_relaxed(addr);
 186}
 187
 188static inline void wrt_reg_byte(volatile u8 __iomem *addr, u8 data)
 189{
 190	return writeb(data, addr);
 191}
 192
 193static inline void wrt_reg_word(volatile __le16 __iomem *addr, u16 data)
 194{
 195	return writew(data, addr);
 196}
 197
 198static inline void wrt_reg_dword(volatile __le32 __iomem *addr, u32 data)
 199{
 200	return writel(data, addr);
 201}
 202
 203/*
 204 * ISP83XX specific remote register addresses
 205 */
 206#define QLA83XX_LED_PORT0			0x00201320
 207#define QLA83XX_LED_PORT1			0x00201328
 208#define QLA83XX_IDC_DEV_STATE		0x22102384
 209#define QLA83XX_IDC_MAJOR_VERSION	0x22102380
 210#define QLA83XX_IDC_MINOR_VERSION	0x22102398
 211#define QLA83XX_IDC_DRV_PRESENCE	0x22102388
 212#define QLA83XX_IDC_DRIVER_ACK		0x2210238c
 213#define QLA83XX_IDC_CONTROL			0x22102390
 214#define QLA83XX_IDC_AUDIT			0x22102394
 215#define QLA83XX_IDC_LOCK_RECOVERY	0x2210239c
 216#define QLA83XX_DRIVER_LOCKID		0x22102104
 217#define QLA83XX_DRIVER_LOCK			0x8111c028
 218#define QLA83XX_DRIVER_UNLOCK		0x8111c02c
 219#define QLA83XX_FLASH_LOCKID		0x22102100
 220#define QLA83XX_FLASH_LOCK			0x8111c010
 221#define QLA83XX_FLASH_UNLOCK		0x8111c014
 222#define QLA83XX_DEV_PARTINFO1		0x221023e0
 223#define QLA83XX_DEV_PARTINFO2		0x221023e4
 224#define QLA83XX_FW_HEARTBEAT		0x221020b0
 225#define QLA83XX_PEG_HALT_STATUS1	0x221020a8
 226#define QLA83XX_PEG_HALT_STATUS2	0x221020ac
 227
 228/* 83XX: Macros defining 8200 AEN Reason codes */
 229#define IDC_DEVICE_STATE_CHANGE BIT_0
 230#define IDC_PEG_HALT_STATUS_CHANGE BIT_1
 231#define IDC_NIC_FW_REPORTED_FAILURE BIT_2
 232#define IDC_HEARTBEAT_FAILURE BIT_3
 233
 234/* 83XX: Macros defining 8200 AEN Error-levels */
 235#define ERR_LEVEL_NON_FATAL 0x1
 236#define ERR_LEVEL_RECOVERABLE_FATAL 0x2
 237#define ERR_LEVEL_UNRECOVERABLE_FATAL 0x4
 238
 239/* 83XX: Macros for IDC Version */
 240#define QLA83XX_SUPP_IDC_MAJOR_VERSION 0x01
 241#define QLA83XX_SUPP_IDC_MINOR_VERSION 0x0
 242
 243/* 83XX: Macros for scheduling dpc tasks */
 244#define QLA83XX_NIC_CORE_RESET 0x1
 245#define QLA83XX_IDC_STATE_HANDLER 0x2
 246#define QLA83XX_NIC_CORE_UNRECOVERABLE 0x3
 247
 248/* 83XX: Macros for defining IDC-Control bits */
 249#define QLA83XX_IDC_RESET_DISABLED BIT_0
 250#define QLA83XX_IDC_GRACEFUL_RESET BIT_1
 251
 252/* 83XX: Macros for different timeouts */
 253#define QLA83XX_IDC_INITIALIZATION_TIMEOUT 30
 254#define QLA83XX_IDC_RESET_ACK_TIMEOUT 10
 255#define QLA83XX_MAX_LOCK_RECOVERY_WAIT (2 * HZ)
 256
 257/* 83XX: Macros for defining class in DEV-Partition Info register */
 258#define QLA83XX_CLASS_TYPE_NONE		0x0
 259#define QLA83XX_CLASS_TYPE_NIC		0x1
 260#define QLA83XX_CLASS_TYPE_FCOE		0x2
 261#define QLA83XX_CLASS_TYPE_ISCSI	0x3
 262
 263/* 83XX: Macros for IDC Lock-Recovery stages */
 264#define IDC_LOCK_RECOVERY_STAGE1	0x1 /* Stage1: Intent for
 265					     * lock-recovery
 266					     */
 267#define IDC_LOCK_RECOVERY_STAGE2	0x2 /* Stage2: Perform lock-recovery */
 268
 269/* 83XX: Macros for IDC Audit type */
 270#define IDC_AUDIT_TIMESTAMP		0x0 /* IDC-AUDIT: Record timestamp of
 271					     * dev-state change to NEED-RESET
 272					     * or NEED-QUIESCENT
 273					     */
 274#define IDC_AUDIT_COMPLETION		0x1 /* IDC-AUDIT: Record duration of
 275					     * reset-recovery completion is
 276					     * second
 277					     */
 278/* ISP2031: Values for laser on/off */
 279#define PORT_0_2031	0x00201340
 280#define PORT_1_2031	0x00201350
 281#define LASER_ON_2031	0x01800100
 282#define LASER_OFF_2031	0x01800180
 283
 284/*
 285 * The ISP2312 v2 chip cannot access the FLASH/GPIO registers via MMIO in an
 286 * 133Mhz slot.
 287 */
 288#define RD_REG_WORD_PIO(addr)		(inw((unsigned long)addr))
 289#define WRT_REG_WORD_PIO(addr, data)	(outw(data, (unsigned long)addr))
 290
 291/*
 292 * Fibre Channel device definitions.
 293 */
 294#define WWN_SIZE		8	/* Size of WWPN, WWN & WWNN */
 295#define MAX_FIBRE_DEVICES_2100	512
 296#define MAX_FIBRE_DEVICES_2400	2048
 297#define MAX_FIBRE_DEVICES_LOOP	128
 298#define MAX_FIBRE_DEVICES_MAX	MAX_FIBRE_DEVICES_2400
 299#define LOOPID_MAP_SIZE		(ha->max_fibre_devices)
 300#define MAX_FIBRE_LUNS  	0xFFFF
 301#define	MAX_HOST_COUNT		16
 302
 303/*
 304 * Host adapter default definitions.
 305 */
 306#define MAX_BUSES		1  /* We only have one bus today */
 307#define MIN_LUNS		8
 308#define MAX_LUNS		MAX_FIBRE_LUNS
 309#define MAX_CMDS_PER_LUN	255
 310
 311/*
 312 * Fibre Channel device definitions.
 313 */
 314#define SNS_LAST_LOOP_ID_2100	0xfe
 315#define SNS_LAST_LOOP_ID_2300	0x7ff
 316
 317#define LAST_LOCAL_LOOP_ID	0x7d
 318#define SNS_FL_PORT		0x7e
 319#define FABRIC_CONTROLLER	0x7f
 320#define SIMPLE_NAME_SERVER	0x80
 321#define SNS_FIRST_LOOP_ID	0x81
 322#define MANAGEMENT_SERVER	0xfe
 323#define BROADCAST		0xff
 324
 325/*
 326 * There is no correspondence between an N-PORT id and an AL_PA.  Therefore the
 327 * valid range of an N-PORT id is 0 through 0x7ef.
 328 */
 329#define NPH_LAST_HANDLE		0x7ee
 330#define NPH_MGMT_SERVER		0x7ef		/*  FFFFEF */
 331#define NPH_SNS			0x7fc		/*  FFFFFC */
 332#define NPH_FABRIC_CONTROLLER	0x7fd		/*  FFFFFD */
 333#define NPH_F_PORT		0x7fe		/*  FFFFFE */
 334#define NPH_IP_BROADCAST	0x7ff		/*  FFFFFF */
 335
 336#define NPH_SNS_LID(ha)	(IS_FWI2_CAPABLE(ha) ? NPH_SNS : SIMPLE_NAME_SERVER)
 337
 338#define MAX_CMDSZ	16		/* SCSI maximum CDB size. */
 339#include "qla_fw.h"
 340
 341struct name_list_extended {
 342	struct get_name_list_extended *l;
 343	dma_addr_t		ldma;
 344	struct list_head	fcports;
 345	u32			size;
 346	u8			sent;
 347};
 348
 349struct qla_nvme_fc_rjt {
 350	struct fcnvme_ls_rjt *c;
 351	dma_addr_t  cdma;
 352	u16 size;
 353};
 354
 355struct els_reject {
 356	struct fc_els_ls_rjt *c;
 357	dma_addr_t  cdma;
 358	u16 size;
 359};
 360
 361/*
 362 * Timeout timer counts in seconds
 363 */
 364#define PORT_RETRY_TIME			1
 365#define LOOP_DOWN_TIMEOUT		60
 366#define LOOP_DOWN_TIME			255	/* 240 */
 367#define	LOOP_DOWN_RESET			(LOOP_DOWN_TIME - 30)
 368
 369#define DEFAULT_OUTSTANDING_COMMANDS	4096
 370#define MIN_OUTSTANDING_COMMANDS	128
 371
 372/* ISP request and response entry counts (37-65535) */
 373#define REQUEST_ENTRY_CNT_2100		128	/* Number of request entries. */
 374#define REQUEST_ENTRY_CNT_2200		2048	/* Number of request entries. */
 375#define REQUEST_ENTRY_CNT_24XX		2048	/* Number of request entries. */
 376#define REQUEST_ENTRY_CNT_83XX		8192	/* Number of request entries. */
 377#define RESPONSE_ENTRY_CNT_83XX		4096	/* Number of response entries.*/
 378#define RESPONSE_ENTRY_CNT_2100		64	/* Number of response entries.*/
 379#define RESPONSE_ENTRY_CNT_2300		512	/* Number of response entries.*/
 380#define RESPONSE_ENTRY_CNT_MQ		128	/* Number of response entries.*/
 381#define ATIO_ENTRY_CNT_24XX		4096	/* Number of ATIO entries. */
 382#define RESPONSE_ENTRY_CNT_FX00		256     /* Number of response entries.*/
 383#define FW_DEF_EXCHANGES_CNT 2048
 384#define FW_MAX_EXCHANGES_CNT (32 * 1024)
 385#define REDUCE_EXCHANGES_CNT  (8 * 1024)
 386
 387#define SET_DID_STATUS(stat_var, status) (stat_var = status << 16)
 388
 389struct req_que;
 390struct qla_tgt_sess;
 391
 392struct qla_buf_dsc {
 393	u16 tag;
 394#define TAG_FREED 0xffff
 395	void *buf;
 396	dma_addr_t buf_dma;
 397};
 398
 399/*
 400 * SCSI Request Block
 401 */
 402struct srb_cmd {
 403	struct scsi_cmnd *cmd;		/* Linux SCSI command pkt */
 404	uint32_t request_sense_length;
 405	uint32_t fw_sense_length;
 406	uint8_t *request_sense_ptr;
 407	struct crc_context *crc_ctx;
 408	struct ct6_dsd ct6_ctx;
 409	struct qla_buf_dsc buf_dsc;
 410};
 411
 412/*
 413 * SRB flag definitions
 414 */
 415#define SRB_DMA_VALID			BIT_0	/* Command sent to ISP */
 416#define SRB_GOT_BUF			BIT_1
 417#define SRB_FCP_CMND_DMA_VALID		BIT_12	/* DIF: DSD List valid */
 418#define SRB_CRC_CTX_DMA_VALID		BIT_2	/* DIF: context DMA valid */
 419#define SRB_CRC_PROT_DMA_VALID		BIT_4	/* DIF: prot DMA valid */
 420#define SRB_CRC_CTX_DSD_VALID		BIT_5	/* DIF: dsd_list valid */
 421#define SRB_WAKEUP_ON_COMP		BIT_6
 422#define SRB_DIF_BUNDL_DMA_VALID		BIT_7   /* DIF: DMA list valid */
 423#define SRB_EDIF_CLEANUP_DELETE		BIT_9
 424
 425/* To identify if a srb is of T10-CRC type. @sp => srb_t pointer */
 426#define IS_PROT_IO(sp)	(sp->flags & SRB_CRC_CTX_DSD_VALID)
 427#define ISP_REG16_DISCONNECT 0xFFFF
 428
 429static inline le_id_t be_id_to_le(be_id_t id)
 430{
 431	le_id_t res;
 432
 433	res.domain = id.domain;
 434	res.area   = id.area;
 435	res.al_pa  = id.al_pa;
 436
 437	return res;
 438}
 439
 440static inline be_id_t le_id_to_be(le_id_t id)
 441{
 442	be_id_t res;
 443
 444	res.domain = id.domain;
 445	res.area   = id.area;
 446	res.al_pa  = id.al_pa;
 447
 448	return res;
 449}
 450
 451static inline port_id_t be_to_port_id(be_id_t id)
 452{
 453	port_id_t res;
 454
 455	res.b.domain = id.domain;
 456	res.b.area   = id.area;
 457	res.b.al_pa  = id.al_pa;
 458	res.b.rsvd_1 = 0;
 459
 460	return res;
 461}
 462
 463static inline be_id_t port_id_to_be_id(port_id_t port_id)
 464{
 465	be_id_t res;
 466
 467	res.domain = port_id.b.domain;
 468	res.area   = port_id.b.area;
 469	res.al_pa  = port_id.b.al_pa;
 470
 471	return res;
 472}
 473
 474struct tmf_arg {
 475	struct list_head tmf_elem;
 476	struct qla_qpair *qpair;
 477	struct fc_port *fcport;
 478	struct scsi_qla_host *vha;
 479	u64 lun;
 480	u32 flags;
 481	uint8_t modifier;
 482};
 483
 484struct els_logo_payload {
 485	uint8_t opcode;
 486	uint8_t rsvd[3];
 487	uint8_t s_id[3];
 488	uint8_t rsvd1[1];
 489	uint8_t wwpn[WWN_SIZE];
 490};
 491
 492struct els_plogi_payload {
 493	uint8_t opcode;
 494	uint8_t rsvd[3];
 495	__be32	data[112 / 4];
 496};
 497
 498struct ct_arg {
 499	void		*iocb;
 500	u16		nport_handle;
 501	dma_addr_t	req_dma;
 502	dma_addr_t	rsp_dma;
 503	u32		req_size;
 504	u32		rsp_size;
 505	u32		req_allocated_size;
 506	u32		rsp_allocated_size;
 507	void		*req;
 508	void		*rsp;
 509	port_id_t	id;
 510};
 511
 512struct qla_nvme_lsrjt_pt_arg {
 513	struct fc_port *fcport;
 514	u8 opcode;
 515	u8 vp_idx;
 516	u8 reason;
 517	u8 explanation;
 518	__le16 nport_handle;
 519	u16 control_flags;
 520	__le16 ox_id;
 521	__le32 xchg_address;
 522	u32 tx_byte_count, rx_byte_count;
 523	dma_addr_t tx_addr, rx_addr;
 524};
 525
 526/*
 527 * SRB extensions.
 528 */
 529struct srb_iocb {
 530	union {
 531		struct {
 532			uint16_t flags;
 533#define SRB_LOGIN_RETRIED	BIT_0
 534#define SRB_LOGIN_COND_PLOGI	BIT_1
 535#define SRB_LOGIN_SKIP_PRLI	BIT_2
 536#define SRB_LOGIN_NVME_PRLI	BIT_3
 537#define SRB_LOGIN_PRLI_ONLY	BIT_4
 538#define SRB_LOGIN_FCSP		BIT_5
 539			uint16_t data[2];
 540			u32 iop[2];
 541		} logio;
 542		struct {
 543#define ELS_DCMD_TIMEOUT 20
 544#define ELS_DCMD_LOGO 0x5
 545			uint32_t flags;
 546			uint32_t els_cmd;
 547			struct completion comp;
 548			struct els_logo_payload *els_logo_pyld;
 549			dma_addr_t els_logo_pyld_dma;
 550		} els_logo;
 551		struct els_plogi {
 552#define ELS_DCMD_PLOGI 0x3
 553			uint32_t flags;
 554			uint32_t els_cmd;
 555			struct completion comp;
 556			struct els_plogi_payload *els_plogi_pyld;
 557			struct els_plogi_payload *els_resp_pyld;
 558			u32 tx_size;
 559			u32 rx_size;
 560			dma_addr_t els_plogi_pyld_dma;
 561			dma_addr_t els_resp_pyld_dma;
 562			__le32	fw_status[3];
 563			__le16	comp_status;
 564			__le16	len;
 565		} els_plogi;
 566		struct {
 567			/*
 568			 * Values for flags field below are as
 569			 * defined in tsk_mgmt_entry struct
 570			 * for control_flags field in qla_fw.h.
 571			 */
 572			uint64_t lun;
 573			uint32_t flags;
 574			uint32_t data;
 575			struct completion comp;
 576			__le16 comp_status;
 577
 578			uint8_t modifier;
 579			uint8_t vp_index;
 580			uint16_t loop_id;
 581		} tmf;
 582		struct {
 583#define SRB_FXDISC_REQ_DMA_VALID	BIT_0
 584#define SRB_FXDISC_RESP_DMA_VALID	BIT_1
 585#define SRB_FXDISC_REQ_DWRD_VALID	BIT_2
 586#define SRB_FXDISC_RSP_DWRD_VALID	BIT_3
 587#define FXDISC_TIMEOUT 20
 588			uint8_t flags;
 589			uint32_t req_len;
 590			uint32_t rsp_len;
 591			void *req_addr;
 592			void *rsp_addr;
 593			dma_addr_t req_dma_handle;
 594			dma_addr_t rsp_dma_handle;
 595			__le32 adapter_id;
 596			__le32 adapter_id_hi;
 597			__le16 req_func_type;
 598			__le32 req_data;
 599			__le32 req_data_extra;
 600			__le32 result;
 601			__le32 seq_number;
 602			__le16 fw_flags;
 603			struct completion fxiocb_comp;
 604			__le32 reserved_0;
 605			uint8_t reserved_1;
 606		} fxiocb;
 607		struct {
 608			uint32_t cmd_hndl;
 609			__le16 comp_status;
 610			__le16 req_que_no;
 611			struct completion comp;
 612		} abt;
 613		struct ct_arg ctarg;
 614#define MAX_IOCB_MB_REG 28
 615#define SIZEOF_IOCB_MB_REG (MAX_IOCB_MB_REG * sizeof(uint16_t))
 616		struct {
 617			u16 in_mb[MAX_IOCB_MB_REG];	/* from FW */
 618			u16 out_mb[MAX_IOCB_MB_REG];	/* to FW */
 619			void *out, *in;
 620			dma_addr_t out_dma, in_dma;
 621			struct completion comp;
 622			int rc;
 623		} mbx;
 624		struct {
 625			struct imm_ntfy_from_isp *ntfy;
 626		} nack;
 627		struct {
 628			__le16 comp_status;
 629			__le16 rsp_pyld_len;
 630			uint8_t	aen_op;
 631			void *desc;
 632
 633			/* These are only used with ls4 requests */
 634			__le32 cmd_len;
 635			__le32 rsp_len;
 636			dma_addr_t cmd_dma;
 637			dma_addr_t rsp_dma;
 638			enum nvmefc_fcp_datadir dir;
 639			uint32_t dl;
 640			uint32_t timeout_sec;
 641			__le32 exchange_address;
 642			__le16 nport_handle;
 643			__le16 ox_id;
 644			struct	list_head   entry;
 645		} nvme;
 646		struct {
 647			u16 cmd;
 648			u16 vp_index;
 649		} ctrlvp;
 650		struct {
 651			struct edif_sa_ctl	*sa_ctl;
 652			struct qla_sa_update_frame sa_frame;
 653		} sa_update;
 654	} u;
 655
 656	struct timer_list timer;
 657	void (*timeout)(void *);
 658};
 659
 660/* Values for srb_ctx type */
 661#define SRB_LOGIN_CMD	1
 662#define SRB_LOGOUT_CMD	2
 663#define SRB_ELS_CMD_RPT 3
 664#define SRB_ELS_CMD_HST 4
 665#define SRB_CT_CMD	5
 666#define SRB_ADISC_CMD	6
 667#define SRB_TM_CMD	7
 668#define SRB_SCSI_CMD	8
 669#define SRB_BIDI_CMD	9
 670#define SRB_FXIOCB_DCMD	10
 671#define SRB_FXIOCB_BCMD	11
 672#define SRB_ABT_CMD	12
 673#define SRB_ELS_DCMD	13
 674#define SRB_MB_IOCB	14
 675#define SRB_CT_PTHRU_CMD 15
 676#define SRB_NACK_PLOGI	16
 677#define SRB_NACK_PRLI	17
 678#define SRB_NACK_LOGO	18
 679#define SRB_NVME_CMD	19
 680#define SRB_NVME_LS	20
 681#define SRB_PRLI_CMD	21
 682#define SRB_CTRL_VP	22
 683#define SRB_PRLO_CMD	23
 684#define SRB_SA_UPDATE	25
 685#define SRB_ELS_CMD_HST_NOLOGIN 26
 686#define SRB_SA_REPLACE	27
 687#define SRB_MARKER	28
 688
 689struct qla_els_pt_arg {
 690	u8 els_opcode;
 691	u8 vp_idx;
 692	__le16 nport_handle;
 693	u16 control_flags, ox_id;
 694	__le32 rx_xchg_address;
 695	port_id_t did, sid;
 696	u32 tx_len, tx_byte_count, rx_len, rx_byte_count;
 697	dma_addr_t tx_addr, rx_addr;
 698
 699};
 700
 701enum {
 702	TYPE_SRB,
 703	TYPE_TGT_CMD,
 704	TYPE_TGT_TMCMD,		/* task management */
 705};
 706
 707struct iocb_resource {
 708	u8 res_type;
 709	u8  exch_cnt;
 710	u16 iocb_cnt;
 711};
 712
 713struct bsg_cmd {
 714	struct bsg_job *bsg_job;
 715	union {
 716		struct qla_els_pt_arg els_arg;
 717	} u;
 718};
 719
 720typedef struct srb {
 721	/*
 722	 * Do not move cmd_type field, it needs to
 723	 * line up with qla_tgt_cmd->cmd_type
 724	 */
 725	uint8_t cmd_type;
 726	uint8_t pad[3];
 727	struct iocb_resource iores;
 728	struct kref cmd_kref;	/* need to migrate ref_count over to this */
 729	void *priv;
 730	struct fc_port *fcport;
 731	struct scsi_qla_host *vha;
 732	unsigned int start_timer:1;
 733	unsigned int abort:1;
 734	unsigned int aborted:1;
 735	unsigned int completed:1;
 736	unsigned int unsol_rsp:1;
 737
 738	uint32_t handle;
 739	uint16_t flags;
 740	uint16_t type;
 741	const char *name;
 742	int iocbs;
 743	struct qla_qpair *qpair;
 744	struct srb *cmd_sp;
 745	struct list_head elem;
 746	u32 gen1;	/* scratch */
 747	u32 gen2;	/* scratch */
 748	int rc;
 749	int retry_count;
 750	struct completion *comp;
 751	union {
 752		struct srb_iocb iocb_cmd;
 753		struct bsg_job *bsg_job;
 754		struct srb_cmd scmd;
 755		struct bsg_cmd bsg_cmd;
 756	} u;
 757	struct {
 758		bool remapped;
 759		struct {
 760			dma_addr_t dma;
 761			void *buf;
 762			uint len;
 763		} req;
 764		struct {
 765			dma_addr_t dma;
 766			void *buf;
 767			uint len;
 768		} rsp;
 769	} remap;
 770	/*
 771	 * Report completion status @res and call sp_put(@sp). @res is
 772	 * an NVMe status code, a SCSI result (e.g. DID_OK << 16) or a
 773	 * QLA_* status value.
 774	 */
 775	void (*done)(struct srb *sp, int res);
 776	/* Stop the timer and free @sp. Only used by the FCP code. */
 777	void (*free)(struct srb *sp);
 778	/*
 779	 * Call nvme_private->fd->done() and free @sp. Only used by the NVMe
 780	 * code.
 781	 */
 782	void (*put_fn)(struct kref *kref);
 783
 784	/*
 785	 * Report completion for asynchronous commands.
 786	 */
 787	void (*async_done)(struct srb *sp, int res);
 788} srb_t;
 789
 790#define GET_CMD_SP(sp) (sp->u.scmd.cmd)
 791
 792#define GET_CMD_SENSE_LEN(sp) \
 793	(sp->u.scmd.request_sense_length)
 794#define SET_CMD_SENSE_LEN(sp, len) \
 795	(sp->u.scmd.request_sense_length = len)
 796#define GET_CMD_SENSE_PTR(sp) \
 797	(sp->u.scmd.request_sense_ptr)
 798#define SET_CMD_SENSE_PTR(sp, ptr) \
 799	(sp->u.scmd.request_sense_ptr = ptr)
 800#define GET_FW_SENSE_LEN(sp) \
 801	(sp->u.scmd.fw_sense_length)
 802#define SET_FW_SENSE_LEN(sp, len) \
 803	(sp->u.scmd.fw_sense_length = len)
 804
 805struct msg_echo_lb {
 806	dma_addr_t send_dma;
 807	dma_addr_t rcv_dma;
 808	uint16_t req_sg_cnt;
 809	uint16_t rsp_sg_cnt;
 810	uint16_t options;
 811	uint32_t transfer_size;
 812	uint32_t iteration_count;
 813};
 814
 815/*
 816 * ISP I/O Register Set structure definitions.
 817 */
 818struct device_reg_2xxx {
 819	__le16	flash_address; 	/* Flash BIOS address */
 820	__le16	flash_data;		/* Flash BIOS data */
 821	__le16	unused_1[1];		/* Gap */
 822	__le16	ctrl_status;		/* Control/Status */
 823#define CSR_FLASH_64K_BANK	BIT_3	/* Flash upper 64K bank select */
 824#define CSR_FLASH_ENABLE	BIT_1	/* Flash BIOS Read/Write enable */
 825#define CSR_ISP_SOFT_RESET	BIT_0	/* ISP soft reset */
 826
 827	__le16	ictrl;			/* Interrupt control */
 828#define ICR_EN_INT		BIT_15	/* ISP enable interrupts. */
 829#define ICR_EN_RISC		BIT_3	/* ISP enable RISC interrupts. */
 830
 831	__le16	istatus;		/* Interrupt status */
 832#define ISR_RISC_INT		BIT_3	/* RISC interrupt */
 833
 834	__le16	semaphore;		/* Semaphore */
 835	__le16	nvram;			/* NVRAM register. */
 836#define NVR_DESELECT		0
 837#define NVR_BUSY		BIT_15
 838#define NVR_WRT_ENABLE		BIT_14	/* Write enable */
 839#define NVR_PR_ENABLE		BIT_13	/* Protection register enable */
 840#define NVR_DATA_IN		BIT_3
 841#define NVR_DATA_OUT		BIT_2
 842#define NVR_SELECT		BIT_1
 843#define NVR_CLOCK		BIT_0
 844
 845#define NVR_WAIT_CNT		20000
 846
 847	union {
 848		struct {
 849			__le16	mailbox0;
 850			__le16	mailbox1;
 851			__le16	mailbox2;
 852			__le16	mailbox3;
 853			__le16	mailbox4;
 854			__le16	mailbox5;
 855			__le16	mailbox6;
 856			__le16	mailbox7;
 857			__le16	unused_2[59];	/* Gap */
 858		} __attribute__((packed)) isp2100;
 859		struct {
 860						/* Request Queue */
 861			__le16	req_q_in;	/*  In-Pointer */
 862			__le16	req_q_out;	/*  Out-Pointer */
 863						/* Response Queue */
 864			__le16	rsp_q_in;	/*  In-Pointer */
 865			__le16	rsp_q_out;	/*  Out-Pointer */
 866
 867						/* RISC to Host Status */
 868			__le32	host_status;
 869#define HSR_RISC_INT		BIT_15	/* RISC interrupt */
 870#define HSR_RISC_PAUSED		BIT_8	/* RISC Paused */
 871
 872					/* Host to Host Semaphore */
 873			__le16	host_semaphore;
 874			__le16	unused_3[17];	/* Gap */
 875			__le16	mailbox0;
 876			__le16	mailbox1;
 877			__le16	mailbox2;
 878			__le16	mailbox3;
 879			__le16	mailbox4;
 880			__le16	mailbox5;
 881			__le16	mailbox6;
 882			__le16	mailbox7;
 883			__le16	mailbox8;
 884			__le16	mailbox9;
 885			__le16	mailbox10;
 886			__le16	mailbox11;
 887			__le16	mailbox12;
 888			__le16	mailbox13;
 889			__le16	mailbox14;
 890			__le16	mailbox15;
 891			__le16	mailbox16;
 892			__le16	mailbox17;
 893			__le16	mailbox18;
 894			__le16	mailbox19;
 895			__le16	mailbox20;
 896			__le16	mailbox21;
 897			__le16	mailbox22;
 898			__le16	mailbox23;
 899			__le16	mailbox24;
 900			__le16	mailbox25;
 901			__le16	mailbox26;
 902			__le16	mailbox27;
 903			__le16	mailbox28;
 904			__le16	mailbox29;
 905			__le16	mailbox30;
 906			__le16	mailbox31;
 907			__le16	fb_cmd;
 908			__le16	unused_4[10];	/* Gap */
 909		} __attribute__((packed)) isp2300;
 910	} u;
 911
 912	__le16	fpm_diag_config;
 913	__le16	unused_5[0x4];		/* Gap */
 914	__le16	risc_hw;
 915	__le16	unused_5_1;		/* Gap */
 916	__le16	pcr;			/* Processor Control Register. */
 917	__le16	unused_6[0x5];		/* Gap */
 918	__le16	mctr;			/* Memory Configuration and Timing. */
 919	__le16	unused_7[0x3];		/* Gap */
 920	__le16	fb_cmd_2100;		/* Unused on 23XX */
 921	__le16	unused_8[0x3];		/* Gap */
 922	__le16	hccr;			/* Host command & control register. */
 923#define HCCR_HOST_INT		BIT_7	/* Host interrupt bit */
 924#define HCCR_RISC_PAUSE		BIT_5	/* Pause mode bit */
 925					/* HCCR commands */
 926#define HCCR_RESET_RISC		0x1000	/* Reset RISC */
 927#define HCCR_PAUSE_RISC		0x2000	/* Pause RISC */
 928#define HCCR_RELEASE_RISC	0x3000	/* Release RISC from reset. */
 929#define HCCR_SET_HOST_INT	0x5000	/* Set host interrupt */
 930#define HCCR_CLR_HOST_INT	0x6000	/* Clear HOST interrupt */
 931#define HCCR_CLR_RISC_INT	0x7000	/* Clear RISC interrupt */
 932#define	HCCR_DISABLE_PARITY_PAUSE 0x4001 /* Disable parity error RISC pause. */
 933#define HCCR_ENABLE_PARITY	0xA000	/* Enable PARITY interrupt */
 934
 935	__le16	unused_9[5];		/* Gap */
 936	__le16	gpiod;			/* GPIO Data register. */
 937	__le16	gpioe;			/* GPIO Enable register. */
 938#define GPIO_LED_MASK			0x00C0
 939#define GPIO_LED_GREEN_OFF_AMBER_OFF	0x0000
 940#define GPIO_LED_GREEN_ON_AMBER_OFF	0x0040
 941#define GPIO_LED_GREEN_OFF_AMBER_ON	0x0080
 942#define GPIO_LED_GREEN_ON_AMBER_ON	0x00C0
 943#define GPIO_LED_ALL_OFF		0x0000
 944#define GPIO_LED_RED_ON_OTHER_OFF	0x0001	/* isp2322 */
 945#define GPIO_LED_RGA_ON			0x00C1	/* isp2322: red green amber */
 946
 947	union {
 948		struct {
 949			__le16	unused_10[8];	/* Gap */
 950			__le16	mailbox8;
 951			__le16	mailbox9;
 952			__le16	mailbox10;
 953			__le16	mailbox11;
 954			__le16	mailbox12;
 955			__le16	mailbox13;
 956			__le16	mailbox14;
 957			__le16	mailbox15;
 958			__le16	mailbox16;
 959			__le16	mailbox17;
 960			__le16	mailbox18;
 961			__le16	mailbox19;
 962			__le16	mailbox20;
 963			__le16	mailbox21;
 964			__le16	mailbox22;
 965			__le16	mailbox23;	/* Also probe reg. */
 966		} __attribute__((packed)) isp2200;
 967	} u_end;
 968};
 969
 970struct device_reg_25xxmq {
 971	__le32	req_q_in;
 972	__le32	req_q_out;
 973	__le32	rsp_q_in;
 974	__le32	rsp_q_out;
 975	__le32	atio_q_in;
 976	__le32	atio_q_out;
 977};
 978
 979
 980struct device_reg_fx00 {
 981	__le32	mailbox0;		/* 00 */
 982	__le32	mailbox1;		/* 04 */
 983	__le32	mailbox2;		/* 08 */
 984	__le32	mailbox3;		/* 0C */
 985	__le32	mailbox4;		/* 10 */
 986	__le32	mailbox5;		/* 14 */
 987	__le32	mailbox6;		/* 18 */
 988	__le32	mailbox7;		/* 1C */
 989	__le32	mailbox8;		/* 20 */
 990	__le32	mailbox9;		/* 24 */
 991	__le32	mailbox10;		/* 28 */
 992	__le32	mailbox11;
 993	__le32	mailbox12;
 994	__le32	mailbox13;
 995	__le32	mailbox14;
 996	__le32	mailbox15;
 997	__le32	mailbox16;
 998	__le32	mailbox17;
 999	__le32	mailbox18;
1000	__le32	mailbox19;
1001	__le32	mailbox20;
1002	__le32	mailbox21;
1003	__le32	mailbox22;
1004	__le32	mailbox23;
1005	__le32	mailbox24;
1006	__le32	mailbox25;
1007	__le32	mailbox26;
1008	__le32	mailbox27;
1009	__le32	mailbox28;
1010	__le32	mailbox29;
1011	__le32	mailbox30;
1012	__le32	mailbox31;
1013	__le32	aenmailbox0;
1014	__le32	aenmailbox1;
1015	__le32	aenmailbox2;
1016	__le32	aenmailbox3;
1017	__le32	aenmailbox4;
1018	__le32	aenmailbox5;
1019	__le32	aenmailbox6;
1020	__le32	aenmailbox7;
1021	/* Request Queue. */
1022	__le32	req_q_in;		/* A0 - Request Queue In-Pointer */
1023	__le32	req_q_out;		/* A4 - Request Queue Out-Pointer */
1024	/* Response Queue. */
1025	__le32	rsp_q_in;		/* A8 - Response Queue In-Pointer */
1026	__le32	rsp_q_out;		/* AC - Response Queue Out-Pointer */
1027	/* Init values shadowed on FW Up Event */
1028	__le32	initval0;		/* B0 */
1029	__le32	initval1;		/* B4 */
1030	__le32	initval2;		/* B8 */
1031	__le32	initval3;		/* BC */
1032	__le32	initval4;		/* C0 */
1033	__le32	initval5;		/* C4 */
1034	__le32	initval6;		/* C8 */
1035	__le32	initval7;		/* CC */
1036	__le32	fwheartbeat;		/* D0 */
1037	__le32	pseudoaen;		/* D4 */
1038};
1039
1040
1041
1042typedef union {
1043		struct device_reg_2xxx isp;
1044		struct device_reg_24xx isp24;
1045		struct device_reg_25xxmq isp25mq;
1046		struct device_reg_82xx isp82;
1047		struct device_reg_fx00 ispfx00;
1048} __iomem device_reg_t;
1049
1050#define ISP_REQ_Q_IN(ha, reg) \
1051	(IS_QLA2100(ha) || IS_QLA2200(ha) ? \
1052	 &(reg)->u.isp2100.mailbox4 : \
1053	 &(reg)->u.isp2300.req_q_in)
1054#define ISP_REQ_Q_OUT(ha, reg) \
1055	(IS_QLA2100(ha) || IS_QLA2200(ha) ? \
1056	 &(reg)->u.isp2100.mailbox4 : \
1057	 &(reg)->u.isp2300.req_q_out)
1058#define ISP_RSP_Q_IN(ha, reg) \
1059	(IS_QLA2100(ha) || IS_QLA2200(ha) ? \
1060	 &(reg)->u.isp2100.mailbox5 : \
1061	 &(reg)->u.isp2300.rsp_q_in)
1062#define ISP_RSP_Q_OUT(ha, reg) \
1063	(IS_QLA2100(ha) || IS_QLA2200(ha) ? \
1064	 &(reg)->u.isp2100.mailbox5 : \
1065	 &(reg)->u.isp2300.rsp_q_out)
1066
1067#define ISP_ATIO_Q_IN(vha) (vha->hw->tgt.atio_q_in)
1068#define ISP_ATIO_Q_OUT(vha) (vha->hw->tgt.atio_q_out)
1069
1070#define MAILBOX_REG(ha, reg, num) \
1071	(IS_QLA2100(ha) || IS_QLA2200(ha) ? \
1072	 (num < 8 ? \
1073	  &(reg)->u.isp2100.mailbox0 + (num) : \
1074	  &(reg)->u_end.isp2200.mailbox8 + (num) - 8) : \
1075	 &(reg)->u.isp2300.mailbox0 + (num))
1076#define RD_MAILBOX_REG(ha, reg, num) \
1077	rd_reg_word(MAILBOX_REG(ha, reg, num))
1078#define WRT_MAILBOX_REG(ha, reg, num, data) \
1079	wrt_reg_word(MAILBOX_REG(ha, reg, num), data)
1080
1081#define FB_CMD_REG(ha, reg) \
1082	(IS_QLA2100(ha) || IS_QLA2200(ha) ? \
1083	 &(reg)->fb_cmd_2100 : \
1084	 &(reg)->u.isp2300.fb_cmd)
1085#define RD_FB_CMD_REG(ha, reg) \
1086	rd_reg_word(FB_CMD_REG(ha, reg))
1087#define WRT_FB_CMD_REG(ha, reg, data) \
1088	wrt_reg_word(FB_CMD_REG(ha, reg), data)
1089
1090typedef struct {
1091	uint32_t	out_mb;		/* outbound from driver */
1092	uint32_t	in_mb;			/* Incoming from RISC */
1093	uint16_t	mb[MAILBOX_REGISTER_COUNT];
1094	long		buf_size;
1095	void		*bufp;
1096	uint32_t	tov;
1097	uint8_t		flags;
1098#define MBX_DMA_IN	BIT_0
1099#define	MBX_DMA_OUT	BIT_1
1100#define IOCTL_CMD	BIT_2
1101} mbx_cmd_t;
1102
1103struct mbx_cmd_32 {
1104	uint32_t	out_mb;		/* outbound from driver */
1105	uint32_t	in_mb;			/* Incoming from RISC */
1106	uint32_t	mb[MAILBOX_REGISTER_COUNT];
1107	long		buf_size;
1108	void		*bufp;
1109	uint32_t	tov;
1110	uint8_t		flags;
1111#define MBX_DMA_IN	BIT_0
1112#define	MBX_DMA_OUT	BIT_1
1113#define IOCTL_CMD	BIT_2
1114};
1115
1116
1117#define	MBX_TOV_SECONDS	30
1118
1119/*
1120 *  ISP product identification definitions in mailboxes after reset.
1121 */
1122#define PROD_ID_1		0x4953
1123#define PROD_ID_2		0x0000
1124#define PROD_ID_2a		0x5020
1125#define PROD_ID_3		0x2020
1126
1127/*
1128 * ISP mailbox Self-Test status codes
1129 */
1130#define MBS_FRM_ALIVE		0	/* Firmware Alive. */
1131#define MBS_CHKSUM_ERR		1	/* Checksum Error. */
1132#define MBS_BUSY		4	/* Busy. */
1133
1134/*
1135 * ISP mailbox command complete status codes
1136 */
1137#define MBS_COMMAND_COMPLETE		0x4000
1138#define MBS_INVALID_COMMAND		0x4001
1139#define MBS_HOST_INTERFACE_ERROR	0x4002
1140#define MBS_TEST_FAILED			0x4003
1141#define MBS_COMMAND_ERROR		0x4005
1142#define MBS_COMMAND_PARAMETER_ERROR	0x4006
1143#define MBS_PORT_ID_USED		0x4007
1144#define MBS_LOOP_ID_USED		0x4008
1145#define MBS_ALL_IDS_IN_USE		0x4009
1146#define MBS_NOT_LOGGED_IN		0x400A
1147#define MBS_LINK_DOWN_ERROR		0x400B
1148#define MBS_DIAG_ECHO_TEST_ERROR	0x400C
1149
1150static inline bool qla2xxx_is_valid_mbs(unsigned int mbs)
1151{
1152	return MBS_COMMAND_COMPLETE <= mbs && mbs <= MBS_DIAG_ECHO_TEST_ERROR;
1153}
1154
1155/*
1156 * ISP mailbox asynchronous event status codes
1157 */
1158#define MBA_ASYNC_EVENT		0x8000	/* Asynchronous event. */
1159#define MBA_RESET		0x8001	/* Reset Detected. */
1160#define MBA_SYSTEM_ERR		0x8002	/* System Error. */
1161#define MBA_REQ_TRANSFER_ERR	0x8003	/* Request Transfer Error. */
1162#define MBA_RSP_TRANSFER_ERR	0x8004	/* Response Transfer Error. */
1163#define MBA_WAKEUP_THRES	0x8005	/* Request Queue Wake-up. */
1164#define MBA_LIP_OCCURRED	0x8010	/* Loop Initialization Procedure */
1165					/* occurred. */
1166#define MBA_LOOP_UP		0x8011	/* FC Loop UP. */
1167#define MBA_LOOP_DOWN		0x8012	/* FC Loop Down. */
1168#define MBA_LIP_RESET		0x8013	/* LIP reset occurred. */
1169#define MBA_PORT_UPDATE		0x8014	/* Port Database update. */
1170#define MBA_RSCN_UPDATE		0x8015	/* Register State Chg Notification. */
1171#define MBA_LIP_F8		0x8016	/* Received a LIP F8. */
1172#define MBA_LOOP_INIT_ERR	0x8017	/* Loop Initialization Error. */
1173#define MBA_FABRIC_AUTH_REQ	0x801b	/* Fabric Authentication Required. */
1174#define MBA_CONGN_NOTI_RECV	0x801e	/* Congestion Notification Received */
1175#define MBA_SCSI_COMPLETION	0x8020	/* SCSI Command Complete. */
1176#define MBA_CTIO_COMPLETION	0x8021	/* CTIO Complete. */
1177#define MBA_IP_COMPLETION	0x8022	/* IP Transmit Command Complete. */
1178#define MBA_IP_RECEIVE		0x8023	/* IP Received. */
1179#define MBA_IP_BROADCAST	0x8024	/* IP Broadcast Received. */
1180#define MBA_IP_LOW_WATER_MARK	0x8025	/* IP Low Water Mark reached. */
1181#define MBA_IP_RCV_BUFFER_EMPTY 0x8026	/* IP receive buffer queue empty. */
1182#define MBA_IP_HDR_DATA_SPLIT	0x8027	/* IP header/data splitting feature */
1183					/* used. */
1184#define MBA_TRACE_NOTIFICATION	0x8028	/* Trace/Diagnostic notification. */
1185#define MBA_POINT_TO_POINT	0x8030	/* Point to point mode. */
1186#define MBA_CMPLT_1_16BIT	0x8031	/* Completion 1 16bit IOSB. */
1187#define MBA_CMPLT_2_16BIT	0x8032	/* Completion 2 16bit IOSB. */
1188#define MBA_CMPLT_3_16BIT	0x8033	/* Completion 3 16bit IOSB. */
1189#define MBA_CMPLT_4_16BIT	0x8034	/* Completion 4 16bit IOSB. */
1190#define MBA_CMPLT_5_16BIT	0x8035	/* Completion 5 16bit IOSB. */
1191#define MBA_CHG_IN_CONNECTION	0x8036	/* Change in connection mode. */
1192#define MBA_RIO_RESPONSE	0x8040	/* RIO response queue update. */
1193#define MBA_ZIO_RESPONSE	0x8040	/* ZIO response queue update. */
1194#define MBA_CMPLT_2_32BIT	0x8042	/* Completion 2 32bit IOSB. */
1195#define MBA_BYPASS_NOTIFICATION	0x8043	/* Auto bypass notification. */
1196#define MBA_DISCARD_RND_FRAME	0x8048	/* discard RND frame due to error. */
1197#define MBA_REJECTED_FCP_CMD	0x8049	/* rejected FCP_CMD. */
1198#define MBA_FW_NOT_STARTED	0x8050	/* Firmware not started */
1199#define MBA_FW_STARTING		0x8051	/* Firmware starting */
1200#define MBA_FW_RESTART_CMPLT	0x8060	/* Firmware restart complete */
1201#define MBA_INIT_REQUIRED	0x8061	/* Initialization required */
1202#define MBA_SHUTDOWN_REQUESTED	0x8062	/* Shutdown Requested */
1203#define MBA_TEMPERATURE_ALERT	0x8070	/* Temperature Alert */
1204#define MBA_DPORT_DIAGNOSTICS	0x8080	/* D-port Diagnostics */
1205#define MBA_TRANS_INSERT	0x8130	/* Transceiver Insertion */
1206#define MBA_TRANS_REMOVE	0x8131	/* Transceiver Removal */
1207#define MBA_FW_INIT_FAILURE	0x8401	/* Firmware initialization failure */
1208#define MBA_MIRROR_LUN_CHANGE	0x8402	/* Mirror LUN State Change
1209					   Notification */
1210#define MBA_FW_POLL_STATE	0x8600  /* Firmware in poll diagnostic state */
1211#define MBA_FW_RESET_FCT	0x8502	/* Firmware reset factory defaults */
1212#define MBA_FW_INIT_INPROGRESS	0x8500	/* Firmware boot in progress */
1213/* 83XX FCoE specific */
1214#define MBA_IDC_AEN		0x8200  /* FCoE: NIC Core state change AEN */
1215
1216/* Interrupt type codes */
1217#define INTR_ROM_MB_SUCCESS		0x1
1218#define INTR_ROM_MB_FAILED		0x2
1219#define INTR_MB_SUCCESS			0x10
1220#define INTR_MB_FAILED			0x11
1221#define INTR_ASYNC_EVENT		0x12
1222#define INTR_RSP_QUE_UPDATE		0x13
1223#define INTR_RSP_QUE_UPDATE_83XX	0x14
1224#define INTR_ATIO_QUE_UPDATE		0x1C
1225#define INTR_ATIO_RSP_QUE_UPDATE	0x1D
1226#define INTR_ATIO_QUE_UPDATE_27XX	0x1E
1227
1228/* ISP mailbox loopback echo diagnostic error code */
1229#define MBS_LB_RESET	0x17
1230
1231/* AEN mailbox Port Diagnostics test */
1232#define AEN_START_DIAG_TEST		0x0	/* start the diagnostics */
1233#define AEN_DONE_DIAG_TEST_WITH_NOERR	0x1	/* Done with no errors */
1234#define AEN_DONE_DIAG_TEST_WITH_ERR	0x2	/* Done with error.*/
1235
1236/*
1237 * Firmware options 1, 2, 3.
1238 */
1239#define FO1_AE_ON_LIPF8			BIT_0
1240#define FO1_AE_ALL_LIP_RESET		BIT_1
1241#define FO1_CTIO_RETRY			BIT_3
1242#define FO1_DISABLE_LIP_F7_SW		BIT_4
1243#define FO1_DISABLE_100MS_LOS_WAIT	BIT_5
1244#define FO1_DISABLE_GPIO6_7		BIT_6	/* LED bits */
1245#define FO1_AE_ON_LOOP_INIT_ERR		BIT_7
1246#define FO1_SET_EMPHASIS_SWING		BIT_8
1247#define FO1_AE_AUTO_BYPASS		BIT_9
1248#define FO1_ENABLE_PURE_IOCB		BIT_10
1249#define FO1_AE_PLOGI_RJT		BIT_11
1250#define FO1_ENABLE_ABORT_SEQUENCE	BIT_12
1251#define FO1_AE_QUEUE_FULL		BIT_13
1252
1253#define FO2_ENABLE_ATIO_TYPE_3		BIT_0
1254#define FO2_REV_LOOPBACK		BIT_1
1255
1256#define FO3_ENABLE_EMERG_IOCB		BIT_0
1257#define FO3_AE_RND_ERROR		BIT_1
1258
1259/* 24XX additional firmware options */
1260#define ADD_FO_COUNT			3
1261#define ADD_FO1_DISABLE_GPIO_LED_CTRL	BIT_6	/* LED bits */
1262#define ADD_FO1_ENABLE_PUREX_IOCB	BIT_10
1263
1264#define ADD_FO2_ENABLE_SEL_CLS2		BIT_5
1265
1266#define ADD_FO3_NO_ABT_ON_LINK_DOWN	BIT_14
1267
1268/*
1269 * ISP mailbox commands
1270 */
1271#define MBC_LOAD_RAM			1	/* Load RAM. */
1272#define MBC_EXECUTE_FIRMWARE		2	/* Execute firmware. */
1273#define MBC_READ_RAM_WORD		5	/* Read RAM word. */
1274#define MBC_MAILBOX_REGISTER_TEST	6	/* Wrap incoming mailboxes */
1275#define MBC_VERIFY_CHECKSUM		7	/* Verify checksum. */
1276#define MBC_GET_FIRMWARE_VERSION	8	/* Get firmware revision. */
1277#define MBC_LOAD_RISC_RAM		9	/* Load RAM command. */
1278#define MBC_DUMP_RISC_RAM		0xa	/* Dump RAM command. */
1279#define MBC_SECURE_FLASH_UPDATE		0xa	/* Secure Flash Update(28xx) */
1280#define MBC_LOAD_RISC_RAM_EXTENDED	0xb	/* Load RAM extended. */
1281#define MBC_DUMP_RISC_RAM_EXTENDED	0xc	/* Dump RAM extended. */
1282#define MBC_WRITE_RAM_WORD_EXTENDED	0xd	/* Write RAM word extended */
1283#define MBC_READ_RAM_EXTENDED		0xf	/* Read RAM extended. */
1284#define MBC_IOCB_COMMAND		0x12	/* Execute IOCB command. */
1285#define MBC_STOP_FIRMWARE		0x14	/* Stop firmware. */
1286#define MBC_ABORT_COMMAND		0x15	/* Abort IOCB command. */
1287#define MBC_ABORT_DEVICE		0x16	/* Abort device (ID/LUN). */
1288#define MBC_ABORT_TARGET		0x17	/* Abort target (ID). */
1289#define MBC_RESET			0x18	/* Reset. */
1290#define MBC_GET_ADAPTER_LOOP_ID		0x20	/* Get loop id of ISP2200. */
1291#define MBC_GET_SET_ZIO_THRESHOLD	0x21	/* Get/SET ZIO THRESHOLD. */
1292#define MBC_GET_RETRY_COUNT		0x22	/* Get f/w retry cnt/delay. */
1293#define MBC_DISABLE_VI			0x24	/* Disable VI operation. */
1294#define MBC_ENABLE_VI			0x25	/* Enable VI operation. */
1295#define MBC_GET_FIRMWARE_OPTION		0x28	/* Get Firmware Options. */
1296#define MBC_GET_MEM_OFFLOAD_CNTRL_STAT	0x34	/* Memory Offload ctrl/Stat*/
1297#define MBC_SET_FIRMWARE_OPTION		0x38	/* Set Firmware Options. */
1298#define MBC_SET_GET_FC_LED_CONFIG	0x3b	/* Set/Get FC LED config */
1299#define MBC_LOOP_PORT_BYPASS		0x40	/* Loop Port Bypass. */
1300#define MBC_LOOP_PORT_ENABLE		0x41	/* Loop Port Enable. */
1301#define MBC_GET_RESOURCE_COUNTS		0x42	/* Get Resource Counts. */
1302#define MBC_NON_PARTICIPATE		0x43	/* Non-Participating Mode. */
1303#define MBC_DIAGNOSTIC_ECHO		0x44	/* Diagnostic echo. */
1304#define MBC_DIAGNOSTIC_LOOP_BACK	0x45	/* Diagnostic loop back. */
1305#define MBC_ONLINE_SELF_TEST		0x46	/* Online self-test. */
1306#define MBC_ENHANCED_GET_PORT_DATABASE	0x47	/* Get port database + login */
1307#define MBC_CONFIGURE_VF		0x4b	/* Configure VFs */
1308#define MBC_RESET_LINK_STATUS		0x52	/* Reset Link Error Status */
1309#define MBC_IOCB_COMMAND_A64		0x54	/* Execute IOCB command (64) */
1310#define MBC_PORT_LOGOUT			0x56	/* Port Logout request */
1311#define MBC_SEND_RNID_ELS		0x57	/* Send RNID ELS request */
1312#define MBC_SET_RNID_PARAMS		0x59	/* Set RNID parameters */
1313#define MBC_GET_RNID_PARAMS		0x5a	/* Get RNID parameters */
1314#define MBC_DATA_RATE			0x5d	/* Data Rate */
1315#define MBC_INITIALIZE_FIRMWARE		0x60	/* Initialize firmware */
1316#define MBC_INITIATE_LIP		0x62	/* Initiate Loop */
1317						/* Initialization Procedure */
1318#define MBC_GET_FC_AL_POSITION_MAP	0x63	/* Get FC_AL Position Map. */
1319#define MBC_GET_PORT_DATABASE		0x64	/* Get Port Database. */
1320#define MBC_CLEAR_ACA			0x65	/* Clear ACA. */
1321#define MBC_TARGET_RESET		0x66	/* Target Reset. */
1322#define MBC_CLEAR_TASK_SET		0x67	/* Clear Task Set. */
1323#define MBC_ABORT_TASK_SET		0x68	/* Abort Task Set. */
1324#define MBC_GET_FIRMWARE_STATE		0x69	/* Get firmware state. */
1325#define MBC_GET_PORT_NAME		0x6a	/* Get port name. */
1326#define MBC_GET_LINK_STATUS		0x6b	/* Get port link status. */
1327#define MBC_LIP_RESET			0x6c	/* LIP reset. */
1328#define MBC_SEND_SNS_COMMAND		0x6e	/* Send Simple Name Server */
1329						/* commandd. */
1330#define MBC_LOGIN_FABRIC_PORT		0x6f	/* Login fabric port. */
1331#define MBC_SEND_CHANGE_REQUEST		0x70	/* Send Change Request. */
1332#define MBC_LOGOUT_FABRIC_PORT		0x71	/* Logout fabric port. */
1333#define MBC_LIP_FULL_LOGIN		0x72	/* Full login LIP. */
1334#define MBC_LOGIN_LOOP_PORT		0x74	/* Login Loop Port. */
1335#define MBC_PORT_NODE_NAME_LIST		0x75	/* Get port/node name list. */
1336#define MBC_INITIALIZE_RECEIVE_QUEUE	0x77	/* Initialize receive queue */
1337#define MBC_UNLOAD_IP			0x79	/* Shutdown IP */
1338#define MBC_GET_ID_LIST			0x7C	/* Get Port ID list. */
1339#define MBC_SEND_LFA_COMMAND		0x7D	/* Send Loop Fabric Address */
1340#define MBC_LUN_RESET			0x7E	/* Send LUN reset */
1341
1342/*
1343 * all the Mt. Rainier mailbox command codes that clash with FC/FCoE ones
1344 * should be defined with MBC_MR_*
1345 */
1346#define MBC_MR_DRV_SHUTDOWN		0x6A
1347
1348/*
1349 * ISP24xx mailbox commands
1350 */
1351#define MBC_WRITE_SERDES		0x3	/* Write serdes word. */
1352#define MBC_READ_SERDES			0x4	/* Read serdes word. */
1353#define MBC_LOAD_DUMP_MPI_RAM		0x5	/* Load/Dump MPI RAM. */
1354#define MBC_SERDES_PARAMS		0x10	/* Serdes Tx Parameters. */
1355#define MBC_GET_IOCB_STATUS		0x12	/* Get IOCB status command. */
1356#define MBC_PORT_PARAMS			0x1A	/* Port iDMA Parameters. */
1357#define MBC_GET_TIMEOUT_PARAMS		0x22	/* Get FW timeouts. */
1358#define MBC_TRACE_CONTROL		0x27	/* Trace control command. */
1359#define MBC_GEN_SYSTEM_ERROR		0x2a	/* Generate System Error. */
1360#define MBC_WRITE_SFP			0x30	/* Write SFP Data. */
1361#define MBC_READ_SFP			0x31	/* Read SFP Data. */
1362#define MBC_SET_TIMEOUT_PARAMS		0x32	/* Set FW timeouts. */
1363#define MBC_DPORT_DIAGNOSTICS		0x47	/* D-Port Diagnostics */
1364#define MBC_MID_INITIALIZE_FIRMWARE	0x48	/* MID Initialize firmware. */
1365#define MBC_MID_GET_VP_DATABASE		0x49	/* MID Get VP Database. */
1366#define MBC_MID_GET_VP_ENTRY		0x4a	/* MID Get VP Entry. */
1367#define MBC_HOST_MEMORY_COPY		0x53	/* Host Memory Copy. */
1368#define MBC_SEND_RNFT_ELS		0x5e	/* Send RNFT ELS request */
1369#define MBC_GET_LINK_PRIV_STATS		0x6d	/* Get link & private data. */
1370#define MBC_LINK_INITIALIZATION		0x72	/* Do link initialization. */
1371#define MBC_SET_VENDOR_ID		0x76	/* Set Vendor ID. */
1372#define MBC_PORT_RESET			0x120	/* Port Reset */
1373#define MBC_SET_PORT_CONFIG		0x122	/* Set port configuration */
1374#define MBC_GET_PORT_CONFIG		0x123	/* Get port configuration */
1375
1376/*
1377 * ISP81xx mailbox commands
1378 */
1379#define MBC_WRITE_MPI_REGISTER		0x01    /* Write MPI Register. */
1380
1381/*
1382 * ISP8044 mailbox commands
1383 */
1384#define MBC_SET_GET_ETH_SERDES_REG	0x150
1385#define HCS_WRITE_SERDES		0x3
1386#define HCS_READ_SERDES			0x4
1387
1388/* Firmware return data sizes */
1389#define FCAL_MAP_SIZE	128
1390
1391/* Mailbox bit definitions for out_mb and in_mb */
1392#define	MBX_31		BIT_31
1393#define	MBX_30		BIT_30
1394#define	MBX_29		BIT_29
1395#define	MBX_28		BIT_28
1396#define	MBX_27		BIT_27
1397#define	MBX_26		BIT_26
1398#define	MBX_25		BIT_25
1399#define	MBX_24		BIT_24
1400#define	MBX_23		BIT_23
1401#define	MBX_22		BIT_22
1402#define	MBX_21		BIT_21
1403#define	MBX_20		BIT_20
1404#define	MBX_19		BIT_19
1405#define	MBX_18		BIT_18
1406#define	MBX_17		BIT_17
1407#define	MBX_16		BIT_16
1408#define	MBX_15		BIT_15
1409#define	MBX_14		BIT_14
1410#define	MBX_13		BIT_13
1411#define	MBX_12		BIT_12
1412#define	MBX_11		BIT_11
1413#define	MBX_10		BIT_10
1414#define	MBX_9		BIT_9
1415#define	MBX_8		BIT_8
1416#define	MBX_7		BIT_7
1417#define	MBX_6		BIT_6
1418#define	MBX_5		BIT_5
1419#define	MBX_4		BIT_4
1420#define	MBX_3		BIT_3
1421#define	MBX_2		BIT_2
1422#define	MBX_1		BIT_1
1423#define	MBX_0		BIT_0
1424
1425#define RNID_TYPE_ELS_CMD	0x5
1426#define RNID_TYPE_PORT_LOGIN	0x7
1427#define RNID_BUFFER_CREDITS	0x8
1428#define RNID_TYPE_SET_VERSION	0x9
1429#define RNID_TYPE_ASIC_TEMP	0xC
1430
1431#define ELS_CMD_MAP_SIZE	32
1432
1433/*
1434 * Firmware state codes from get firmware state mailbox command
1435 */
1436#define FSTATE_CONFIG_WAIT      0
1437#define FSTATE_WAIT_AL_PA       1
1438#define FSTATE_WAIT_LOGIN       2
1439#define FSTATE_READY            3
1440#define FSTATE_LOSS_OF_SYNC     4
1441#define FSTATE_ERROR            5
1442#define FSTATE_REINIT           6
1443#define FSTATE_NON_PART         7
1444
1445#define FSTATE_CONFIG_CORRECT      0
1446#define FSTATE_P2P_RCV_LIP         1
1447#define FSTATE_P2P_CHOOSE_LOOP     2
1448#define FSTATE_P2P_RCV_UNIDEN_LIP  3
1449#define FSTATE_FATAL_ERROR         4
1450#define FSTATE_LOOP_BACK_CONN      5
1451
1452#define QLA27XX_IMG_STATUS_VER_MAJOR   0x01
1453#define QLA27XX_IMG_STATUS_VER_MINOR    0x00
1454#define QLA27XX_IMG_STATUS_SIGN   0xFACEFADE
1455#define QLA28XX_IMG_STATUS_SIGN    0xFACEFADF
1456#define QLA28XX_IMG_STATUS_SIGN		0xFACEFADF
1457#define QLA28XX_AUX_IMG_STATUS_SIGN	0xFACEFAED
1458#define QLA27XX_DEFAULT_IMAGE		0
1459#define QLA27XX_PRIMARY_IMAGE  1
1460#define QLA27XX_SECONDARY_IMAGE    2
1461
1462/*
1463 * Port Database structure definition
1464 * Little endian except where noted.
1465 */
1466#define	PORT_DATABASE_SIZE	128	/* bytes */
1467typedef struct {
1468	uint8_t options;
1469	uint8_t control;
1470	uint8_t master_state;
1471	uint8_t slave_state;
1472	uint8_t reserved[2];
1473	uint8_t hard_address;
1474	uint8_t reserved_1;
1475	uint8_t port_id[4];
1476	uint8_t node_name[WWN_SIZE];
1477	uint8_t port_name[WWN_SIZE];
1478	__le16	execution_throttle;
1479	uint16_t execution_count;
1480	uint8_t reset_count;
1481	uint8_t reserved_2;
1482	uint16_t resource_allocation;
1483	uint16_t current_allocation;
1484	uint16_t queue_head;
1485	uint16_t queue_tail;
1486	uint16_t transmit_execution_list_next;
1487	uint16_t transmit_execution_list_previous;
1488	uint16_t common_features;
1489	uint16_t total_concurrent_sequences;
1490	uint16_t RO_by_information_category;
1491	uint8_t recipient;
1492	uint8_t initiator;
1493	uint16_t receive_data_size;
1494	uint16_t concurrent_sequences;
1495	uint16_t open_sequences_per_exchange;
1496	uint16_t lun_abort_flags;
1497	uint16_t lun_stop_flags;
1498	uint16_t stop_queue_head;
1499	uint16_t stop_queue_tail;
1500	uint16_t port_retry_timer;
1501	uint16_t next_sequence_id;
1502	uint16_t frame_count;
1503	uint16_t PRLI_payload_length;
1504	uint8_t prli_svc_param_word_0[2];	/* Big endian */
1505						/* Bits 15-0 of word 0 */
1506	uint8_t prli_svc_param_word_3[2];	/* Big endian */
1507						/* Bits 15-0 of word 3 */
1508	uint16_t loop_id;
1509	uint16_t extended_lun_info_list_pointer;
1510	uint16_t extended_lun_stop_list_pointer;
1511} port_database_t;
1512
1513/*
1514 * Port database slave/master states
1515 */
1516#define PD_STATE_DISCOVERY			0
1517#define PD_STATE_WAIT_DISCOVERY_ACK		1
1518#define PD_STATE_PORT_LOGIN			2
1519#define PD_STATE_WAIT_PORT_LOGIN_ACK		3
1520#define PD_STATE_PROCESS_LOGIN			4
1521#define PD_STATE_WAIT_PROCESS_LOGIN_ACK		5
1522#define PD_STATE_PORT_LOGGED_IN			6
1523#define PD_STATE_PORT_UNAVAILABLE		7
1524#define PD_STATE_PROCESS_LOGOUT			8
1525#define PD_STATE_WAIT_PROCESS_LOGOUT_ACK	9
1526#define PD_STATE_PORT_LOGOUT			10
1527#define PD_STATE_WAIT_PORT_LOGOUT_ACK		11
1528
1529
1530#define QLA_ZIO_MODE_6		(BIT_2 | BIT_1)
1531#define QLA_ZIO_DISABLED	0
1532#define QLA_ZIO_DEFAULT_TIMER	2
1533
1534/*
1535 * ISP Initialization Control Block.
1536 * Little endian except where noted.
1537 */
1538#define	ICB_VERSION 1
1539typedef struct {
1540	uint8_t  version;
1541	uint8_t  reserved_1;
1542
1543	/*
1544	 * LSB BIT 0  = Enable Hard Loop Id
1545	 * LSB BIT 1  = Enable Fairness
1546	 * LSB BIT 2  = Enable Full-Duplex
1547	 * LSB BIT 3  = Enable Fast Posting
1548	 * LSB BIT 4  = Enable Target Mode
1549	 * LSB BIT 5  = Disable Initiator Mode
1550	 * LSB BIT 6  = Enable ADISC
1551	 * LSB BIT 7  = Enable Target Inquiry Data
1552	 *
1553	 * MSB BIT 0  = Enable PDBC Notify
1554	 * MSB BIT 1  = Non Participating LIP
1555	 * MSB BIT 2  = Descending Loop ID Search
1556	 * MSB BIT 3  = Acquire Loop ID in LIPA
1557	 * MSB BIT 4  = Stop PortQ on Full Status
1558	 * MSB BIT 5  = Full Login after LIP
1559	 * MSB BIT 6  = Node Name Option
1560	 * MSB BIT 7  = Ext IFWCB enable bit
1561	 */
1562	uint8_t  firmware_options[2];
1563
1564	__le16	frame_payload_size;
1565	__le16	max_iocb_allocation;
1566	__le16	execution_throttle;
1567	uint8_t  retry_count;
1568	uint8_t	 retry_delay;			/* unused */
1569	uint8_t	 port_name[WWN_SIZE];		/* Big endian. */
1570	uint16_t hard_address;
1571	uint8_t	 inquiry_data;
1572	uint8_t	 login_timeout;
1573	uint8_t	 node_name[WWN_SIZE];		/* Big endian. */
1574
1575	__le16	request_q_outpointer;
1576	__le16	response_q_inpointer;
1577	__le16	request_q_length;
1578	__le16	response_q_length;
1579	__le64  request_q_address __packed;
1580	__le64  response_q_address __packed;
1581
1582	__le16	lun_enables;
1583	uint8_t  command_resource_count;
1584	uint8_t  immediate_notify_resource_count;
1585	__le16	timeout;
1586	uint8_t  reserved_2[2];
1587
1588	/*
1589	 * LSB BIT 0 = Timer Operation mode bit 0
1590	 * LSB BIT 1 = Timer Operation mode bit 1
1591	 * LSB BIT 2 = Timer Operation mode bit 2
1592	 * LSB BIT 3 = Timer Operation mode bit 3
1593	 * LSB BIT 4 = Init Config Mode bit 0
1594	 * LSB BIT 5 = Init Config Mode bit 1
1595	 * LSB BIT 6 = Init Config Mode bit 2
1596	 * LSB BIT 7 = Enable Non part on LIHA failure
1597	 *
1598	 * MSB BIT 0 = Enable class 2
1599	 * MSB BIT 1 = Enable ACK0
1600	 * MSB BIT 2 =
1601	 * MSB BIT 3 =
1602	 * MSB BIT 4 = FC Tape Enable
1603	 * MSB BIT 5 = Enable FC Confirm
1604	 * MSB BIT 6 = Enable command queuing in target mode
1605	 * MSB BIT 7 = No Logo On Link Down
1606	 */
1607	uint8_t	 add_firmware_options[2];
1608
1609	uint8_t	 response_accumulation_timer;
1610	uint8_t	 interrupt_delay_timer;
1611
1612	/*
1613	 * LSB BIT 0 = Enable Read xfr_rdy
1614	 * LSB BIT 1 = Soft ID only
1615	 * LSB BIT 2 =
1616	 * LSB BIT 3 =
1617	 * LSB BIT 4 = FCP RSP Payload [0]
1618	 * LSB BIT 5 = FCP RSP Payload [1] / Sbus enable - 2200
1619	 * LSB BIT 6 = Enable Out-of-Order frame handling
1620	 * LSB BIT 7 = Disable Automatic PLOGI on Local Loop
1621	 *
1622	 * MSB BIT 0 = Sbus enable - 2300
1623	 * MSB BIT 1 =
1624	 * MSB BIT 2 =
1625	 * MSB BIT 3 =
1626	 * MSB BIT 4 = LED mode
1627	 * MSB BIT 5 = enable 50 ohm termination
1628	 * MSB BIT 6 = Data Rate (2300 only)
1629	 * MSB BIT 7 = Data Rate (2300 only)
1630	 */
1631	uint8_t	 special_options[2];
1632
1633	uint8_t  reserved_3[26];
1634} init_cb_t;
1635
1636/* Special Features Control Block */
1637struct init_sf_cb {
1638	uint8_t	format;
1639	uint8_t	reserved0;
1640	/*
1641	 * BIT 15-14 = Reserved
1642	 * BIT_13 = SAN Congestion Management (1 - Enabled, 0 - Disabled)
1643	 * BIT_12 = Remote Write Optimization (1 - Enabled, 0 - Disabled)
1644	 * BIT 11-0 = Reserved
1645	 */
1646	__le16	flags;
1647	uint8_t	reserved1[32];
1648	uint16_t discard_OHRB_timeout_value;
1649	uint16_t remote_write_opt_queue_num;
1650	uint8_t	reserved2[40];
1651	uint8_t scm_related_parameter[16];
1652	uint8_t reserved3[32];
1653};
1654
1655/*
1656 * Get Link Status mailbox command return buffer.
1657 */
1658#define GLSO_SEND_RPS	BIT_0
1659#define GLSO_USE_DID	BIT_3
1660
1661struct link_statistics {
1662	__le32 link_fail_cnt;
1663	__le32 loss_sync_cnt;
1664	__le32 loss_sig_cnt;
1665	__le32 prim_seq_err_cnt;
1666	__le32 inval_xmit_word_cnt;
1667	__le32 inval_crc_cnt;
1668	__le32 lip_cnt;
1669	__le32 link_up_cnt;
1670	__le32 link_down_loop_init_tmo;
1671	__le32 link_down_los;
1672	__le32 link_down_loss_rcv_clk;
1673	uint32_t reserved0[5];
1674	__le32 port_cfg_chg;
1675	uint32_t reserved1[11];
1676	__le32 rsp_q_full;
1677	__le32 atio_q_full;
1678	__le32 drop_ae;
1679	__le32 els_proto_err;
1680	__le32 reserved2;
1681	__le32 tx_frames;
1682	__le32 rx_frames;
1683	__le32 discarded_frames;
1684	__le32 dropped_frames;
1685	uint32_t reserved3;
1686	__le32 nos_rcvd;
1687	uint32_t reserved4[4];
1688	__le32 tx_prjt;
1689	__le32 rcv_exfail;
1690	__le32 rcv_abts;
1691	__le32 seq_frm_miss;
1692	__le32 corr_err;
1693	__le32 mb_rqst;
1694	__le32 nport_full;
1695	__le32 eofa;
1696	uint32_t reserved5;
1697	__le64 fpm_recv_word_cnt;
1698	__le64 fpm_disc_word_cnt;
1699	__le64 fpm_xmit_word_cnt;
1700	uint32_t reserved6[70];
1701};
1702
1703/*
1704 * NVRAM Command values.
1705 */
1706#define NV_START_BIT            BIT_2
1707#define NV_WRITE_OP             (BIT_26+BIT_24)
1708#define NV_READ_OP              (BIT_26+BIT_25)
1709#define NV_ERASE_OP             (BIT_26+BIT_25+BIT_24)
1710#define NV_MASK_OP              (BIT_26+BIT_25+BIT_24)
1711#define NV_DELAY_COUNT          10
1712
1713/*
1714 * QLogic ISP2100, ISP2200 and ISP2300 NVRAM structure definition.
1715 */
1716typedef struct {
1717	/*
1718	 * NVRAM header
1719	 */
1720	uint8_t	id[4];
1721	uint8_t	nvram_version;
1722	uint8_t	reserved_0;
1723
1724	/*
1725	 * NVRAM RISC parameter block
1726	 */
1727	uint8_t	parameter_block_version;
1728	uint8_t	reserved_1;
1729
1730	/*
1731	 * LSB BIT 0  = Enable Hard Loop Id
1732	 * LSB BIT 1  = Enable Fairness
1733	 * LSB BIT 2  = Enable Full-Duplex
1734	 * LSB BIT 3  = Enable Fast Posting
1735	 * LSB BIT 4  = Enable Target Mode
1736	 * LSB BIT 5  = Disable Initiator Mode
1737	 * LSB BIT 6  = Enable ADISC
1738	 * LSB BIT 7  = Enable Target Inquiry Data
1739	 *
1740	 * MSB BIT 0  = Enable PDBC Notify
1741	 * MSB BIT 1  = Non Participating LIP
1742	 * MSB BIT 2  = Descending Loop ID Search
1743	 * MSB BIT 3  = Acquire Loop ID in LIPA
1744	 * MSB BIT 4  = Stop PortQ on Full Status
1745	 * MSB BIT 5  = Full Login after LIP
1746	 * MSB BIT 6  = Node Name Option
1747	 * MSB BIT 7  = Ext IFWCB enable bit
1748	 */
1749	uint8_t	 firmware_options[2];
1750
1751	__le16	frame_payload_size;
1752	__le16	max_iocb_allocation;
1753	__le16	execution_throttle;
1754	uint8_t	 retry_count;
1755	uint8_t	 retry_delay;			/* unused */
1756	uint8_t	 port_name[WWN_SIZE];		/* Big endian. */
1757	uint16_t hard_address;
1758	uint8_t	 inquiry_data;
1759	uint8_t	 login_timeout;
1760	uint8_t	 node_name[WWN_SIZE];		/* Big endian. */
1761
1762	/*
1763	 * LSB BIT 0 = Timer Operation mode bit 0
1764	 * LSB BIT 1 = Timer Operation mode bit 1
1765	 * LSB BIT 2 = Timer Operation mode bit 2
1766	 * LSB BIT 3 = Timer Operation mode bit 3
1767	 * LSB BIT 4 = Init Config Mode bit 0
1768	 * LSB BIT 5 = Init Config Mode bit 1
1769	 * LSB BIT 6 = Init Config Mode bit 2
1770	 * LSB BIT 7 = Enable Non part on LIHA failure
1771	 *
1772	 * MSB BIT 0 = Enable class 2
1773	 * MSB BIT 1 = Enable ACK0
1774	 * MSB BIT 2 =
1775	 * MSB BIT 3 =
1776	 * MSB BIT 4 = FC Tape Enable
1777	 * MSB BIT 5 = Enable FC Confirm
1778	 * MSB BIT 6 = Enable command queuing in target mode
1779	 * MSB BIT 7 = No Logo On Link Down
1780	 */
1781	uint8_t	 add_firmware_options[2];
1782
1783	uint8_t	 response_accumulation_timer;
1784	uint8_t	 interrupt_delay_timer;
1785
1786	/*
1787	 * LSB BIT 0 = Enable Read xfr_rdy
1788	 * LSB BIT 1 = Soft ID only
1789	 * LSB BIT 2 =
1790	 * LSB BIT 3 =
1791	 * LSB BIT 4 = FCP RSP Payload [0]
1792	 * LSB BIT 5 = FCP RSP Payload [1] / Sbus enable - 2200
1793	 * LSB BIT 6 = Enable Out-of-Order frame handling
1794	 * LSB BIT 7 = Disable Automatic PLOGI on Local Loop
1795	 *
1796	 * MSB BIT 0 = Sbus enable - 2300
1797	 * MSB BIT 1 =
1798	 * MSB BIT 2 =
1799	 * MSB BIT 3 =
1800	 * MSB BIT 4 = LED mode
1801	 * MSB BIT 5 = enable 50 ohm termination
1802	 * MSB BIT 6 = Data Rate (2300 only)
1803	 * MSB BIT 7 = Data Rate (2300 only)
1804	 */
1805	uint8_t	 special_options[2];
1806
1807	/* Reserved for expanded RISC parameter block */
1808	uint8_t reserved_2[22];
1809
1810	/*
1811	 * LSB BIT 0 = Tx Sensitivity 1G bit 0
1812	 * LSB BIT 1 = Tx Sensitivity 1G bit 1
1813	 * LSB BIT 2 = Tx Sensitivity 1G bit 2
1814	 * LSB BIT 3 = Tx Sensitivity 1G bit 3
1815	 * LSB BIT 4 = Rx Sensitivity 1G bit 0
1816	 * LSB BIT 5 = Rx Sensitivity 1G bit 1
1817	 * LSB BIT 6 = Rx Sensitivity 1G bit 2
1818	 * LSB BIT 7 = Rx Sensitivity 1G bit 3
1819	 *
1820	 * MSB BIT 0 = Tx Sensitivity 2G bit 0
1821	 * MSB BIT 1 = Tx Sensitivity 2G bit 1
1822	 * MSB BIT 2 = Tx Sensitivity 2G bit 2
1823	 * MSB BIT 3 = Tx Sensitivity 2G bit 3
1824	 * MSB BIT 4 = Rx Sensitivity 2G bit 0
1825	 * MSB BIT 5 = Rx Sensitivity 2G bit 1
1826	 * MSB BIT 6 = Rx Sensitivity 2G bit 2
1827	 * MSB BIT 7 = Rx Sensitivity 2G bit 3
1828	 *
1829	 * LSB BIT 0 = Output Swing 1G bit 0
1830	 * LSB BIT 1 = Output Swing 1G bit 1
1831	 * LSB BIT 2 = Output Swing 1G bit 2
1832	 * LSB BIT 3 = Output Emphasis 1G bit 0
1833	 * LSB BIT 4 = Output Emphasis 1G bit 1
1834	 * LSB BIT 5 = Output Swing 2G bit 0
1835	 * LSB BIT 6 = Output Swing 2G bit 1
1836	 * LSB BIT 7 = Output Swing 2G bit 2
1837	 *
1838	 * MSB BIT 0 = Output Emphasis 2G bit 0
1839	 * MSB BIT 1 = Output Emphasis 2G bit 1
1840	 * MSB BIT 2 = Output Enable
1841	 * MSB BIT 3 =
1842	 * MSB BIT 4 =
1843	 * MSB BIT 5 =
1844	 * MSB BIT 6 =
1845	 * MSB BIT 7 =
1846	 */
1847	uint8_t seriallink_options[4];
1848
1849	/*
1850	 * NVRAM host parameter block
1851	 *
1852	 * LSB BIT 0 = Enable spinup delay
1853	 * LSB BIT 1 = Disable BIOS
1854	 * LSB BIT 2 = Enable Memory Map BIOS
1855	 * LSB BIT 3 = Enable Selectable Boot
1856	 * LSB BIT 4 = Disable RISC code load
1857	 * LSB BIT 5 = Set cache line size 1
1858	 * LSB BIT 6 = PCI Parity Disable
1859	 * LSB BIT 7 = Enable extended logging
1860	 *
1861	 * MSB BIT 0 = Enable 64bit addressing
1862	 * MSB BIT 1 = Enable lip reset
1863	 * MSB BIT 2 = Enable lip full login
1864	 * MSB BIT 3 = Enable target reset
1865	 * MSB BIT 4 = Enable database storage
1866	 * MSB BIT 5 = Enable cache flush read
1867	 * MSB BIT 6 = Enable database load
1868	 * MSB BIT 7 = Enable alternate WWN
1869	 */
1870	uint8_t host_p[2];
1871
1872	uint8_t boot_node_name[WWN_SIZE];
1873	uint8_t boot_lun_number;
1874	uint8_t reset_delay;
1875	uint8_t port_down_retry_count;
1876	uint8_t boot_id_number;
1877	__le16	max_luns_per_target;
1878	uint8_t fcode_boot_port_name[WWN_SIZE];
1879	uint8_t alternate_port_name[WWN_SIZE];
1880	uint8_t alternate_node_name[WWN_SIZE];
1881
1882	/*
1883	 * BIT 0 = Selective Login
1884	 * BIT 1 = Alt-Boot Enable
1885	 * BIT 2 =
1886	 * BIT 3 = Boot Order List
1887	 * BIT 4 =
1888	 * BIT 5 = Selective LUN
1889	 * BIT 6 =
1890	 * BIT 7 = unused
1891	 */
1892	uint8_t efi_parameters;
1893
1894	uint8_t link_down_timeout;
1895
1896	uint8_t adapter_id[16];
1897
1898	uint8_t alt1_boot_node_name[WWN_SIZE];
1899	uint16_t alt1_boot_lun_number;
1900	uint8_t alt2_boot_node_name[WWN_SIZE];
1901	uint16_t alt2_boot_lun_number;
1902	uint8_t alt3_boot_node_name[WWN_SIZE];
1903	uint16_t alt3_boot_lun_number;
1904	uint8_t alt4_boot_node_name[WWN_SIZE];
1905	uint16_t alt4_boot_lun_number;
1906	uint8_t alt5_boot_node_name[WWN_SIZE];
1907	uint16_t alt5_boot_lun_number;
1908	uint8_t alt6_boot_node_name[WWN_SIZE];
1909	uint16_t alt6_boot_lun_number;
1910	uint8_t alt7_boot_node_name[WWN_SIZE];
1911	uint16_t alt7_boot_lun_number;
1912
1913	uint8_t reserved_3[2];
1914
1915	/* Offset 200-215 : Model Number */
1916	uint8_t model_number[16];
1917
1918	/* OEM related items */
1919	uint8_t oem_specific[16];
1920
1921	/*
1922	 * NVRAM Adapter Features offset 232-239
1923	 *
1924	 * LSB BIT 0 = External GBIC
1925	 * LSB BIT 1 = Risc RAM parity
1926	 * LSB BIT 2 = Buffer Plus Module
1927	 * LSB BIT 3 = Multi Chip Adapter
1928	 * LSB BIT 4 = Internal connector
1929	 * LSB BIT 5 =
1930	 * LSB BIT 6 =
1931	 * LSB BIT 7 =
1932	 *
1933	 * MSB BIT 0 =
1934	 * MSB BIT 1 =
1935	 * MSB BIT 2 =
1936	 * MSB BIT 3 =
1937	 * MSB BIT 4 =
1938	 * MSB BIT 5 =
1939	 * MSB BIT 6 =
1940	 * MSB BIT 7 =
1941	 */
1942	uint8_t	adapter_features[2];
1943
1944	uint8_t reserved_4[16];
1945
1946	/* Subsystem vendor ID for ISP2200 */
1947	uint16_t subsystem_vendor_id_2200;
1948
1949	/* Subsystem device ID for ISP2200 */
1950	uint16_t subsystem_device_id_2200;
1951
1952	uint8_t	 reserved_5;
1953	uint8_t	 checksum;
1954} nvram_t;
1955
1956/*
1957 * ISP queue - response queue entry definition.
1958 */
1959typedef struct {
1960	uint8_t		entry_type;		/* Entry type. */
1961	uint8_t		entry_count;		/* Entry count. */
1962	uint8_t		sys_define;		/* System defined. */
1963	uint8_t		entry_status;		/* Entry Status. */
1964	uint32_t	handle;			/* System defined handle */
1965	uint8_t		data[52];
1966	uint32_t	signature;
1967#define RESPONSE_PROCESSED	0xDEADDEAD	/* Signature */
1968} response_t;
1969
1970/*
1971 * ISP queue - ATIO queue entry definition.
1972 */
1973struct atio {
1974	uint8_t		entry_type;		/* Entry type. */
1975	uint8_t		entry_count;		/* Entry count. */
1976	__le16		attr_n_length;
1977	uint8_t		data[56];
1978	uint32_t	signature;
1979#define ATIO_PROCESSED 0xDEADDEAD		/* Signature */
1980};
1981
1982typedef union {
1983	__le16	extended;
1984	struct {
1985		uint8_t reserved;
1986		uint8_t standard;
1987	} id;
1988} target_id_t;
1989
1990#define SET_TARGET_ID(ha, to, from)			\
1991do {							\
1992	if (HAS_EXTENDED_IDS(ha))			\
1993		to.extended = cpu_to_le16(from);	\
1994	else						\
1995		to.id.standard = (uint8_t)from;		\
1996} while (0)
1997
1998/*
1999 * ISP queue - command entry structure definition.
2000 */
2001#define COMMAND_TYPE	0x11		/* Command entry */
2002typedef struct {
2003	uint8_t entry_type;		/* Entry type. */
2004	uint8_t entry_count;		/* Entry count. */
2005	uint8_t sys_define;		/* System defined. */
2006	uint8_t entry_status;		/* Entry Status. */
2007	uint32_t handle;		/* System handle. */
2008	target_id_t target;		/* SCSI ID */
2009	__le16	lun;			/* SCSI LUN */
2010	__le16	control_flags;		/* Control flags. */
2011#define CF_WRITE	BIT_6
2012#define CF_READ		BIT_5
2013#define CF_SIMPLE_TAG	BIT_3
2014#define CF_ORDERED_TAG	BIT_2
2015#define CF_HEAD_TAG	BIT_1
2016	uint16_t reserved_1;
2017	__le16	timeout;		/* Command timeout. */
2018	__le16	dseg_count;		/* Data segment count. */
2019	uint8_t scsi_cdb[MAX_CMDSZ]; 	/* SCSI command words. */
2020	__le32	byte_count;		/* Total byte count. */
2021	union {
2022		struct dsd32 dsd32[3];
2023		struct dsd64 dsd64[2];
2024	};
2025} cmd_entry_t;
2026
2027/*
2028 * ISP queue - 64-Bit addressing, command entry structure definition.
2029 */
2030#define COMMAND_A64_TYPE	0x19	/* Command A64 entry */
2031typedef struct {
2032	uint8_t entry_type;		/* Entry type. */
2033	uint8_t entry_count;		/* Entry count. */
2034	uint8_t sys_define;		/* System defined. */
2035	uint8_t entry_status;		/* Entry Status. */
2036	uint32_t handle;		/* System handle. */
2037	target_id_t target;		/* SCSI ID */
2038	__le16	lun;			/* SCSI LUN */
2039	__le16	control_flags;		/* Control flags. */
2040	uint16_t reserved_1;
2041	__le16	timeout;		/* Command timeout. */
2042	__le16	dseg_count;		/* Data segment count. */
2043	uint8_t scsi_cdb[MAX_CMDSZ];	/* SCSI command words. */
2044	uint32_t byte_count;		/* Total byte count. */
2045	struct dsd64 dsd[2];
2046} cmd_a64_entry_t, request_t;
2047
2048/*
2049 * ISP queue - continuation entry structure definition.
2050 */
2051#define CONTINUE_TYPE		0x02	/* Continuation entry. */
2052typedef struct {
2053	uint8_t entry_type;		/* Entry type. */
2054	uint8_t entry_count;		/* Entry count. */
2055	uint8_t sys_define;		/* System defined. */
2056	uint8_t entry_status;		/* Entry Status. */
2057	uint32_t reserved;
2058	struct dsd32 dsd[7];
2059} cont_entry_t;
2060
2061/*
2062 * ISP queue - 64-Bit addressing, continuation entry structure definition.
2063 */
2064#define CONTINUE_A64_TYPE	0x0A	/* Continuation A64 entry. */
2065typedef struct {
2066	uint8_t entry_type;		/* Entry type. */
2067	uint8_t entry_count;		/* Entry count. */
2068	uint8_t sys_define;		/* System defined. */
2069	uint8_t entry_status;		/* Entry Status. */
2070	struct dsd64 dsd[5];
2071} cont_a64_entry_t;
2072
2073#define PO_MODE_DIF_INSERT	0
2074#define PO_MODE_DIF_REMOVE	1
2075#define PO_MODE_DIF_PASS	2
2076#define PO_MODE_DIF_REPLACE	3
2077#define PO_MODE_DIF_TCP_CKSUM	6
2078#define PO_ENABLE_INCR_GUARD_SEED	BIT_3
2079#define PO_DISABLE_GUARD_CHECK	BIT_4
2080#define PO_DISABLE_INCR_REF_TAG	BIT_5
2081#define PO_DIS_HEADER_MODE	BIT_7
2082#define PO_ENABLE_DIF_BUNDLING	BIT_8
2083#define PO_DIS_FRAME_MODE	BIT_9
2084#define PO_DIS_VALD_APP_ESC	BIT_10 /* Dis validation for escape tag/ffffh */
2085#define PO_DIS_VALD_APP_REF_ESC BIT_11
2086
2087#define PO_DIS_APP_TAG_REPL	BIT_12 /* disable REG Tag replacement */
2088#define PO_DIS_REF_TAG_REPL	BIT_13
2089#define PO_DIS_APP_TAG_VALD	BIT_14 /* disable REF Tag validation */
2090#define PO_DIS_REF_TAG_VALD	BIT_15
2091
2092/*
2093 * ISP queue - 64-Bit addressing, continuation crc entry structure definition.
2094 */
2095struct crc_context {
2096	uint32_t handle;		/* System handle. */
2097	__le32 ref_tag;
2098	__le16 app_tag;
2099	uint8_t ref_tag_mask[4];	/* Validation/Replacement Mask*/
2100	uint8_t app_tag_mask[2];	/* Validation/Replacement Mask*/
2101	__le16 guard_seed;		/* Initial Guard Seed */
2102	__le16 prot_opts;		/* Requested Data Protection Mode */
2103	__le16 blk_size;		/* Data size in bytes */
2104	__le16	runt_blk_guard;	/* Guard value for runt block (tape
2105					 * only) */
2106	__le32 byte_count;		/* Total byte count/ total data
2107					 * transfer count */
2108	union {
2109		struct {
2110			uint32_t	reserved_1;
2111			uint16_t	reserved_2;
2112			uint16_t	reserved_3;
2113			uint32_t	reserved_4;
2114			struct dsd64	data_dsd[1];
2115			uint32_t	reserved_5[2];
2116			uint32_t	reserved_6;
2117		} nobundling;
2118		struct {
2119			__le32	dif_byte_count;	/* Total DIF byte
2120							 * count */
2121			uint16_t	reserved_1;
2122			__le16	dseg_count;	/* Data segment count */
2123			uint32_t	reserved_2;
2124			struct dsd64	data_dsd[1];
2125			struct dsd64	dif_dsd;
2126		} bundling;
2127	} u;
2128
2129	struct fcp_cmnd	fcp_cmnd;
2130	dma_addr_t	crc_ctx_dma;
2131	/* List of DMA context transfers */
2132	struct list_head dsd_list;
2133
2134	/* List of DIF Bundling context DMA address */
2135	struct list_head ldif_dsd_list;
2136	u8 no_ldif_dsd;
2137
2138	struct list_head ldif_dma_hndl_list;
2139	u32 dif_bundl_len;
2140	u8 no_dif_bundl;
2141	/* This structure should not exceed 512 bytes */
2142};
2143
2144#define CRC_CONTEXT_LEN_FW	(offsetof(struct crc_context, fcp_cmnd.lun))
2145#define CRC_CONTEXT_FCPCMND_OFF	(offsetof(struct crc_context, fcp_cmnd.lun))
2146
2147/*
2148 * ISP queue - status entry structure definition.
2149 */
2150#define	STATUS_TYPE	0x03		/* Status entry. */
2151typedef struct {
2152	uint8_t entry_type;		/* Entry type. */
2153	uint8_t entry_count;		/* Entry count. */
2154	uint8_t sys_define;		/* System defined. */
2155	uint8_t entry_status;		/* Entry Status. */
2156	uint32_t handle;		/* System handle. */
2157	__le16	scsi_status;		/* SCSI status. */
2158	__le16	comp_status;		/* Completion status. */
2159	__le16	state_flags;		/* State flags. */
2160	__le16	status_flags;		/* Status flags. */
2161	__le16	rsp_info_len;		/* Response Info Length. */
2162	__le16	req_sense_length;	/* Request sense data length. */
2163	__le32	residual_length;	/* Residual transfer length. */
2164	uint8_t rsp_info[8];		/* FCP response information. */
2165	uint8_t req_sense_data[32];	/* Request sense data. */
2166} sts_entry_t;
2167
2168/*
2169 * Status entry entry status
2170 */
2171#define RF_RQ_DMA_ERROR	BIT_6		/* Request Queue DMA error. */
2172#define RF_INV_E_ORDER	BIT_5		/* Invalid entry order. */
2173#define RF_INV_E_COUNT	BIT_4		/* Invalid entry count. */
2174#define RF_INV_E_PARAM	BIT_3		/* Invalid entry parameter. */
2175#define RF_INV_E_TYPE	BIT_2		/* Invalid entry type. */
2176#define RF_BUSY		BIT_1		/* Busy */
2177#define RF_MASK		(RF_RQ_DMA_ERROR | RF_INV_E_ORDER | RF_INV_E_COUNT | \
2178			 RF_INV_E_PARAM | RF_INV_E_TYPE | RF_BUSY)
2179#define RF_MASK_24XX	(RF_INV_E_ORDER | RF_INV_E_COUNT | RF_INV_E_PARAM | \
2180			 RF_INV_E_TYPE)
2181
2182/*
2183 * Status entry SCSI status bit definitions.
2184 */
2185#define SS_MASK				0xfff	/* Reserved bits BIT_12-BIT_15*/
2186#define SS_RESIDUAL_UNDER		BIT_11
2187#define SS_RESIDUAL_OVER		BIT_10
2188#define SS_SENSE_LEN_VALID		BIT_9
2189#define SS_RESPONSE_INFO_LEN_VALID	BIT_8
2190#define SS_SCSI_STATUS_BYTE	0xff
2191
2192#define SS_RESERVE_CONFLICT		(BIT_4 | BIT_3)
2193#define SS_BUSY_CONDITION		BIT_3
2194#define SS_CONDITION_MET		BIT_2
2195#define SS_CHECK_CONDITION		BIT_1
2196
2197/*
2198 * Status entry completion status
2199 */
2200#define CS_COMPLETE		0x0	/* No errors */
2201#define CS_INCOMPLETE		0x1	/* Incomplete transfer of cmd. */
2202#define CS_DMA			0x2	/* A DMA direction error. */
2203#define CS_TRANSPORT		0x3	/* Transport error. */
2204#define CS_RESET		0x4	/* SCSI bus reset occurred */
2205#define CS_ABORTED		0x5	/* System aborted command. */
2206#define CS_TIMEOUT		0x6	/* Timeout error. */
2207#define CS_DATA_OVERRUN		0x7	/* Data overrun. */
2208#define CS_DIF_ERROR		0xC	/* DIF error detected  */
2209
2210#define CS_DATA_UNDERRUN	0x15	/* Data Underrun. */
2211#define CS_QUEUE_FULL		0x1C	/* Queue Full. */
2212#define CS_PORT_UNAVAILABLE	0x28	/* Port unavailable */
2213					/* (selection timeout) */
2214#define CS_PORT_LOGGED_OUT	0x29	/* Port Logged Out */
2215#define CS_PORT_CONFIG_CHG	0x2A	/* Port Configuration Changed */
2216#define CS_PORT_BUSY		0x2B	/* Port Busy */
2217#define CS_COMPLETE_CHKCOND	0x30	/* Error? */
2218#define CS_IOCB_ERROR		0x31	/* Generic error for IOCB request
2219					   failure */
2220#define CS_REJECT_RECEIVED	0x4E	/* Reject received */
2221#define CS_EDIF_AUTH_ERROR	0x63	/* decrypt error */
2222#define CS_EDIF_PAD_LEN_ERROR	0x65	/* pad > frame size, not 4byte align */
2223#define CS_EDIF_INV_REQ		0x66	/* invalid request */
2224#define CS_EDIF_SPI_ERROR	0x67	/* rx frame unable to locate sa */
2225#define CS_EDIF_HDR_ERROR	0x69	/* data frame != expected len */
2226#define CS_BAD_PAYLOAD		0x80	/* Driver defined */
2227#define CS_UNKNOWN		0x81	/* Driver defined */
2228#define CS_RETRY		0x82	/* Driver defined */
2229#define CS_LOOP_DOWN_ABORT	0x83	/* Driver defined */
2230
2231#define CS_BIDIR_RD_OVERRUN			0x700
2232#define CS_BIDIR_RD_WR_OVERRUN			0x707
2233#define CS_BIDIR_RD_OVERRUN_WR_UNDERRUN		0x715
2234#define CS_BIDIR_RD_UNDERRUN			0x1500
2235#define CS_BIDIR_RD_UNDERRUN_WR_OVERRUN		0x1507
2236#define CS_BIDIR_RD_WR_UNDERRUN			0x1515
2237#define CS_BIDIR_DMA				0x200
2238/*
2239 * Status entry status flags
2240 */
2241#define SF_ABTS_TERMINATED	BIT_10
2242#define SF_LOGOUT_SENT		BIT_13
2243
2244/*
2245 * ISP queue - status continuation entry structure definition.
2246 */
2247#define	STATUS_CONT_TYPE	0x10	/* Status continuation entry. */
2248typedef struct {
2249	uint8_t entry_type;		/* Entry type. */
2250	uint8_t entry_count;		/* Entry count. */
2251	uint8_t sys_define;		/* System defined. */
2252	uint8_t entry_status;		/* Entry Status. */
2253	uint8_t data[60];		/* data */
2254} sts_cont_entry_t;
2255
2256/*
2257 * ISP queue -	RIO Type 1 status entry (32 bit I/O entry handles)
2258 *		structure definition.
2259 */
2260#define	STATUS_TYPE_21 0x21		/* Status entry. */
2261typedef struct {
2262	uint8_t entry_type;		/* Entry type. */
2263	uint8_t entry_count;		/* Entry count. */
2264	uint8_t handle_count;		/* Handle count. */
2265	uint8_t entry_status;		/* Entry Status. */
2266	uint32_t handle[15];		/* System handles. */
2267} sts21_entry_t;
2268
2269/*
2270 * ISP queue -	RIO Type 2 status entry (16 bit I/O entry handles)
2271 *		structure definition.
2272 */
2273#define	STATUS_TYPE_22	0x22		/* Status entry. */
2274typedef struct {
2275	uint8_t entry_type;		/* Entry type. */
2276	uint8_t entry_count;		/* Entry count. */
2277	uint8_t handle_count;		/* Handle count. */
2278	uint8_t entry_status;		/* Entry Status. */
2279	uint16_t handle[30];		/* System handles. */
2280} sts22_entry_t;
2281
2282/*
2283 * ISP queue - marker entry structure definition.
2284 */
2285#define MARKER_TYPE	0x04		/* Marker entry. */
2286typedef struct {
2287	uint8_t entry_type;		/* Entry type. */
2288	uint8_t entry_count;		/* Entry count. */
2289	uint8_t handle_count;		/* Handle count. */
2290	uint8_t entry_status;		/* Entry Status. */
2291	uint32_t sys_define_2;		/* System defined. */
2292	target_id_t target;		/* SCSI ID */
2293	uint8_t modifier;		/* Modifier (7-0). */
2294#define MK_SYNC_ID_LUN	0		/* Synchronize ID/LUN */
2295#define MK_SYNC_ID	1		/* Synchronize ID */
2296#define MK_SYNC_ALL	2		/* Synchronize all ID/LUN */
2297#define MK_SYNC_LIP	3		/* Synchronize all ID/LUN, */
2298					/* clear port changed, */
2299					/* use sequence number. */
2300	uint8_t reserved_1;
2301	__le16	sequence_number;	/* Sequence number of event */
2302	__le16	lun;			/* SCSI LUN */
2303	uint8_t reserved_2[48];
2304} mrk_entry_t;
2305
2306/*
2307 * ISP queue - Management Server entry structure definition.
2308 */
2309#define MS_IOCB_TYPE		0x29	/* Management Server IOCB entry */
2310typedef struct {
2311	uint8_t entry_type;		/* Entry type. */
2312	uint8_t entry_count;		/* Entry count. */
2313	uint8_t handle_count;		/* Handle count. */
2314	uint8_t entry_status;		/* Entry Status. */
2315	uint32_t handle1;		/* System handle. */
2316	target_id_t loop_id;
2317	__le16	status;
2318	__le16	control_flags;		/* Control flags. */
2319	uint16_t reserved2;
2320	__le16	timeout;
2321	__le16	cmd_dsd_count;
2322	__le16	total_dsd_count;
2323	uint8_t type;
2324	uint8_t r_ctl;
2325	__le16	rx_id;
2326	uint16_t reserved3;
2327	uint32_t handle2;
2328	__le32	rsp_bytecount;
2329	__le32	req_bytecount;
2330	struct dsd64 req_dsd;
2331	struct dsd64 rsp_dsd;
2332} ms_iocb_entry_t;
2333
2334#define SCM_EDC_ACC_RECEIVED		BIT_6
2335#define SCM_RDF_ACC_RECEIVED		BIT_7
2336
2337/*
2338 * ISP queue - Mailbox Command entry structure definition.
2339 */
2340#define MBX_IOCB_TYPE	0x39
2341struct mbx_entry {
2342	uint8_t entry_type;
2343	uint8_t entry_count;
2344	uint8_t sys_define1;
2345	/* Use sys_define1 for source type */
2346#define SOURCE_SCSI	0x00
2347#define SOURCE_IP	0x01
2348#define SOURCE_VI	0x02
2349#define SOURCE_SCTP	0x03
2350#define SOURCE_MP	0x04
2351#define SOURCE_MPIOCTL	0x05
2352#define SOURCE_ASYNC_IOCB 0x07
2353
2354	uint8_t entry_status;
2355
2356	uint32_t handle;
2357	target_id_t loop_id;
2358
2359	__le16	status;
2360	__le16	state_flags;
2361	__le16	status_flags;
2362
2363	uint32_t sys_define2[2];
2364
2365	__le16	mb0;
2366	__le16	mb1;
2367	__le16	mb2;
2368	__le16	mb3;
2369	__le16	mb6;
2370	__le16	mb7;
2371	__le16	mb9;
2372	__le16	mb10;
2373	uint32_t reserved_2[2];
2374	uint8_t node_name[WWN_SIZE];
2375	uint8_t port_name[WWN_SIZE];
2376};
2377
2378#ifndef IMMED_NOTIFY_TYPE
2379#define IMMED_NOTIFY_TYPE 0x0D		/* Immediate notify entry. */
2380/*
2381 * ISP queue -	immediate notify entry structure definition.
2382 *		This is sent by the ISP to the Target driver.
2383 *		This IOCB would have report of events sent by the
2384 *		initiator, that needs to be handled by the target
2385 *		driver immediately.
2386 */
2387struct imm_ntfy_from_isp {
2388	uint8_t	 entry_type;		    /* Entry type. */
2389	uint8_t	 entry_count;		    /* Entry count. */
2390	uint8_t	 sys_define;		    /* System defined. */
2391	uint8_t	 entry_status;		    /* Entry Status. */
2392	union {
2393		struct {
2394			__le32	sys_define_2; /* System defined. */
2395			target_id_t target;
2396			__le16	lun;
2397			uint8_t  target_id;
2398			uint8_t  reserved_1;
2399			__le16	status_modifier;
2400			__le16	status;
2401			__le16	task_flags;
2402			__le16	seq_id;
2403			__le16	srr_rx_id;
2404			__le32	srr_rel_offs;
2405			__le16	srr_ui;
2406#define SRR_IU_DATA_IN	0x1
2407#define SRR_IU_DATA_OUT	0x5
2408#define SRR_IU_STATUS	0x7
2409			__le16	srr_ox_id;
2410			uint8_t reserved_2[28];
2411		} isp2x;
2412		struct {
2413			uint32_t reserved;
2414			__le16	nport_handle;
2415			uint16_t reserved_2;
2416			__le16	flags;
2417#define NOTIFY24XX_FLAGS_FCSP		BIT_5
2418#define NOTIFY24XX_FLAGS_GLOBAL_TPRLO   BIT_1
2419#define NOTIFY24XX_FLAGS_PUREX_IOCB     BIT_0
2420			__le16	srr_rx_id;
2421			__le16	status;
2422			uint8_t  status_subcode;
2423			uint8_t  fw_handle;
2424			__le32	exchange_address;
2425			__le32	srr_rel_offs;
2426			__le16	srr_ui;
2427			__le16	srr_ox_id;
2428			union {
2429				struct {
2430					uint8_t node_name[8];
2431				} plogi; /* PLOGI/ADISC/PDISC */
2432				struct {
2433					/* PRLI word 3 bit 0-15 */
2434					__le16	wd3_lo;
2435					uint8_t resv0[6];
2436				} prli;
2437				struct {
2438					uint8_t port_id[3];
2439					uint8_t resv1;
2440					__le16	nport_handle;
2441					uint16_t resv2;
2442				} req_els;
2443			} u;
2444			uint8_t port_name[8];
2445			uint8_t resv3[3];
2446			uint8_t  vp_index;
2447			uint32_t reserved_5;
2448			uint8_t  port_id[3];
2449			uint8_t  reserved_6;
2450		} isp24;
2451	} u;
2452	uint16_t reserved_7;
2453	__le16	ox_id;
2454} __packed;
2455#endif
2456
2457/*
2458 * ISP request and response queue entry sizes
2459 */
2460#define RESPONSE_ENTRY_SIZE	(sizeof(response_t))
2461#define REQUEST_ENTRY_SIZE	(sizeof(request_t))
2462
2463
2464
2465/*
2466 * Switch info gathering structure.
2467 */
2468typedef struct {
2469	port_id_t d_id;
2470	uint8_t node_name[WWN_SIZE];
2471	uint8_t port_name[WWN_SIZE];
2472	uint8_t fabric_port_name[WWN_SIZE];
2473	uint16_t fp_speed;
2474	uint8_t fc4_type;
2475	uint8_t fc4_features;
2476} sw_info_t;
2477
2478/* FCP-4 types */
2479#define FC4_TYPE_FCP_SCSI	0x08
2480#define FC4_TYPE_NVME		0x28
2481#define FC4_TYPE_OTHER		0x0
2482#define FC4_TYPE_UNKNOWN	0xff
2483
2484/* mailbox command 4G & above */
2485struct mbx_24xx_entry {
2486	uint8_t		entry_type;
2487	uint8_t		entry_count;
2488	uint8_t		sys_define1;
2489	uint8_t		entry_status;
2490	uint32_t	handle;
2491	uint16_t	mb[28];
2492};
2493
2494#define IOCB_SIZE 64
2495
2496/*
2497 * Fibre channel port type.
2498 */
2499typedef enum {
2500	FCT_UNKNOWN,
2501	FCT_BROADCAST = 0x01,
2502	FCT_INITIATOR = 0x02,
2503	FCT_TARGET    = 0x04,
2504	FCT_NVME_INITIATOR = 0x10,
2505	FCT_NVME_TARGET = 0x20,
2506	FCT_NVME_DISCOVERY = 0x40,
2507	FCT_NVME = 0xf0,
2508} fc_port_type_t;
2509
2510enum qla_sess_deletion {
2511	QLA_SESS_DELETION_NONE		= 0,
2512	QLA_SESS_DELETION_IN_PROGRESS,
2513	QLA_SESS_DELETED,
2514};
2515
2516enum qlt_plogi_link_t {
2517	QLT_PLOGI_LINK_SAME_WWN,
2518	QLT_PLOGI_LINK_CONFLICT,
2519	QLT_PLOGI_LINK_MAX
2520};
2521
2522struct qlt_plogi_ack_t {
2523	struct list_head	list;
2524	struct imm_ntfy_from_isp iocb;
2525	port_id_t	id;
2526	int		ref_count;
2527	void		*fcport;
2528};
2529
2530struct ct_sns_desc {
2531	struct ct_sns_pkt	*ct_sns;
2532	dma_addr_t		ct_sns_dma;
2533};
2534
2535enum discovery_state {
2536	DSC_DELETED,
2537	DSC_GNL,
2538	DSC_LOGIN_PEND,
2539	DSC_LOGIN_FAILED,
2540	DSC_GPDB,
2541	DSC_UPD_FCPORT,
2542	DSC_LOGIN_COMPLETE,
2543	DSC_ADISC,
2544	DSC_DELETE_PEND,
2545	DSC_LOGIN_AUTH_PEND,
2546};
2547
2548enum login_state {	/* FW control Target side */
2549	DSC_LS_LLIOCB_SENT = 2,
2550	DSC_LS_PLOGI_PEND,
2551	DSC_LS_PLOGI_COMP,
2552	DSC_LS_PRLI_PEND,
2553	DSC_LS_PRLI_COMP,
2554	DSC_LS_PORT_UNAVAIL,
2555	DSC_LS_PRLO_PEND = 9,
2556	DSC_LS_LOGO_PEND,
2557};
2558
2559enum rscn_addr_format {
2560	RSCN_PORT_ADDR,
2561	RSCN_AREA_ADDR,
2562	RSCN_DOM_ADDR,
2563	RSCN_FAB_ADDR,
2564};
2565
2566/*
2567 * Fibre channel port structure.
2568 */
2569typedef struct fc_port {
2570	struct list_head list;
2571	struct scsi_qla_host *vha;
2572	struct list_head unsol_ctx_head;
2573
2574	unsigned int conf_compl_supported:1;
2575	unsigned int deleted:2;
2576	unsigned int free_pending:1;
2577	unsigned int local:1;
2578	unsigned int logout_on_delete:1;
2579	unsigned int logo_ack_needed:1;
2580	unsigned int keep_nport_handle:1;
2581	unsigned int send_els_logo:1;
2582	unsigned int login_pause:1;
2583	unsigned int login_succ:1;
2584	unsigned int query:1;
2585	unsigned int id_changed:1;
2586	unsigned int scan_needed:1;
2587	unsigned int n2n_flag:1;
2588	unsigned int explicit_logout:1;
2589	unsigned int prli_pend_timer:1;
2590	unsigned int do_prli_nvme:1;
2591
2592	uint8_t nvme_flag;
2593	uint8_t node_name[WWN_SIZE];
2594	uint8_t port_name[WWN_SIZE];
2595	port_id_t d_id;
2596	uint16_t loop_id;
2597	uint16_t old_loop_id;
2598
2599	struct completion nvme_del_done;
2600	uint32_t nvme_prli_service_param;
2601#define NVME_PRLI_SP_PI_CTRL	BIT_9
2602#define NVME_PRLI_SP_SLER	BIT_8
2603#define NVME_PRLI_SP_CONF       BIT_7
2604#define NVME_PRLI_SP_INITIATOR  BIT_5
2605#define NVME_PRLI_SP_TARGET     BIT_4
2606#define NVME_PRLI_SP_DISCOVERY  BIT_3
2607#define NVME_PRLI_SP_FIRST_BURST	BIT_0
2608
2609	uint32_t nvme_first_burst_size;
2610#define NVME_FLAG_REGISTERED 4
2611#define NVME_FLAG_DELETING 2
2612#define NVME_FLAG_RESETTING 1
2613
2614	struct fc_port *conflict;
2615	unsigned char logout_completed;
2616	int generation;
2617
2618	struct se_session *se_sess;
2619	struct list_head sess_cmd_list;
2620	spinlock_t sess_cmd_lock;
2621	struct kref sess_kref;
2622	struct qla_tgt *tgt;
2623	unsigned long expires;
2624	struct work_struct free_work;
2625	struct work_struct reg_work;
2626	uint64_t jiffies_at_registration;
2627	unsigned long prli_expired;
2628	struct qlt_plogi_ack_t *plogi_link[QLT_PLOGI_LINK_MAX];
2629
2630	uint16_t tgt_id;
2631	uint16_t old_tgt_id;
2632	uint16_t sec_since_registration;
2633
2634	uint8_t fcp_prio;
2635
2636	uint8_t fabric_port_name[WWN_SIZE];
2637	uint16_t fp_speed;
2638
2639	fc_port_type_t port_type;
2640
2641	atomic_t state;
2642	uint32_t flags;
2643
2644	int login_retry;
2645
2646	struct fc_rport *rport;
2647	u32 supported_classes;
2648
2649	uint8_t fc4_type;
2650	uint8_t fc4_features;
2651	uint8_t scan_state;
2652
2653	unsigned long last_queue_full;
2654	unsigned long last_ramp_up;
2655
2656	uint16_t port_id;
2657
2658	struct nvme_fc_remote_port *nvme_remote_port;
2659
2660	unsigned long retry_delay_timestamp;
2661	struct qla_tgt_sess *tgt_session;
2662	struct ct_sns_desc ct_desc;
2663	enum discovery_state disc_state;
2664	atomic_t shadow_disc_state;
2665	enum discovery_state next_disc_state;
2666	enum login_state fw_login_state;
2667	unsigned long dm_login_expire;
2668	unsigned long plogi_nack_done_deadline;
2669
2670	u32 login_gen, last_login_gen;
2671	u32 rscn_gen, last_rscn_gen;
2672	u32 chip_reset;
2673	struct list_head gnl_entry;
2674	struct work_struct del_work;
2675	u8 iocb[IOCB_SIZE];
2676	u8 current_login_state;
2677	u8 last_login_state;
2678	u16 n2n_link_reset_cnt;
2679	u16 n2n_chip_reset;
2680
2681	struct dentry *dfs_rport_dir;
2682
2683	u64 tgt_short_link_down_cnt;
2684	u64 tgt_link_down_time;
2685	u64 dev_loss_tmo;
2686	/*
2687	 * EDIF parameters for encryption.
2688	 */
2689	struct {
2690		uint32_t	enable:1;	/* device is edif enabled/req'd */
2691		uint32_t	app_stop:2;
2692		uint32_t	aes_gmac:1;
2693		uint32_t	app_sess_online:1;
2694		uint32_t	tx_sa_set:1;
2695		uint32_t	rx_sa_set:1;
2696		uint32_t	tx_sa_pending:1;
2697		uint32_t	rx_sa_pending:1;
2698		uint32_t	tx_rekey_cnt;
2699		uint32_t	rx_rekey_cnt;
2700		uint64_t	tx_bytes;
2701		uint64_t	rx_bytes;
2702		uint8_t		sess_down_acked;
2703		uint8_t		auth_state;
2704		uint16_t	authok:1;
2705		uint16_t	rekey_cnt;
2706		struct list_head edif_indx_list;
2707		spinlock_t  indx_list_lock;
2708
2709		struct list_head tx_sa_list;
2710		struct list_head rx_sa_list;
2711		spinlock_t	sa_list_lock;
2712	} edif;
2713} fc_port_t;
2714
2715enum {
2716	FC4_PRIORITY_NVME = 1,
2717	FC4_PRIORITY_FCP  = 2,
2718};
2719
2720#define QLA_FCPORT_SCAN		1
2721#define QLA_FCPORT_FOUND	2
2722
2723struct event_arg {
2724	fc_port_t		*fcport;
2725	srb_t			*sp;
2726	port_id_t		id;
2727	u16			data[2], rc;
2728	u8			port_name[WWN_SIZE];
2729	u32			iop[2];
2730};
2731
2732#include "qla_mr.h"
2733
2734/*
2735 * Fibre channel port/lun states.
2736 */
2737enum {
2738	FCS_UNKNOWN,
2739	FCS_UNCONFIGURED,
2740	FCS_DEVICE_DEAD,
2741	FCS_DEVICE_LOST,
2742	FCS_ONLINE,
2743};
2744
2745extern const char *const port_state_str[5];
2746
2747static const char *const port_dstate_str[] = {
2748	[DSC_DELETED]		= "DELETED",
2749	[DSC_GNL]		= "GNL",
2750	[DSC_LOGIN_PEND]	= "LOGIN_PEND",
2751	[DSC_LOGIN_FAILED]	= "LOGIN_FAILED",
2752	[DSC_GPDB]		= "GPDB",
2753	[DSC_UPD_FCPORT]	= "UPD_FCPORT",
2754	[DSC_LOGIN_COMPLETE]	= "LOGIN_COMPLETE",
2755	[DSC_ADISC]		= "ADISC",
2756	[DSC_DELETE_PEND]	= "DELETE_PEND",
2757	[DSC_LOGIN_AUTH_PEND]	= "LOGIN_AUTH_PEND",
2758};
2759
2760/*
2761 * FC port flags.
2762 */
2763#define FCF_FABRIC_DEVICE	BIT_0
2764#define FCF_LOGIN_NEEDED	BIT_1
2765#define FCF_FCP2_DEVICE		BIT_2
2766#define FCF_ASYNC_SENT		BIT_3
2767#define FCF_CONF_COMP_SUPPORTED BIT_4
2768#define FCF_ASYNC_ACTIVE	BIT_5
2769#define FCF_FCSP_DEVICE		BIT_6
2770#define FCF_EDIF_DELETE		BIT_7
2771
2772/* No loop ID flag. */
2773#define FC_NO_LOOP_ID		0x1000
2774
2775/*
2776 * FC-CT interface
2777 *
2778 * NOTE: All structures are big-endian in form.
2779 */
2780
2781#define CT_REJECT_RESPONSE	0x8001
2782#define CT_ACCEPT_RESPONSE	0x8002
2783#define CT_REASON_INVALID_COMMAND_CODE		0x01
2784#define CT_REASON_CANNOT_PERFORM		0x09
2785#define CT_REASON_COMMAND_UNSUPPORTED		0x0b
2786#define CT_EXPL_ALREADY_REGISTERED		0x10
2787#define CT_EXPL_HBA_ATTR_NOT_REGISTERED		0x11
2788#define CT_EXPL_MULTIPLE_HBA_ATTR		0x12
2789#define CT_EXPL_INVALID_HBA_BLOCK_LENGTH	0x13
2790#define CT_EXPL_MISSING_REQ_HBA_ATTR		0x14
2791#define CT_EXPL_PORT_NOT_REGISTERED_		0x15
2792#define CT_EXPL_MISSING_HBA_ID_PORT_LIST	0x16
2793#define CT_EXPL_HBA_NOT_REGISTERED		0x17
2794#define CT_EXPL_PORT_ATTR_NOT_REGISTERED	0x20
2795#define CT_EXPL_PORT_NOT_REGISTERED		0x21
2796#define CT_EXPL_MULTIPLE_PORT_ATTR		0x22
2797#define CT_EXPL_INVALID_PORT_BLOCK_LENGTH	0x23
2798
2799#define NS_N_PORT_TYPE	0x01
2800#define NS_NL_PORT_TYPE	0x02
2801#define NS_NX_PORT_TYPE	0x7F
2802
2803#define	GA_NXT_CMD	0x100
2804#define	GA_NXT_REQ_SIZE	(16 + 4)
2805#define	GA_NXT_RSP_SIZE	(16 + 620)
2806
2807#define	GPN_FT_CMD	0x172
2808#define	GPN_FT_REQ_SIZE	(16 + 4)
2809#define	GNN_FT_CMD	0x173
2810#define	GNN_FT_REQ_SIZE	(16 + 4)
2811
2812#define	GID_PT_CMD	0x1A1
2813#define	GID_PT_REQ_SIZE	(16 + 4)
2814
2815#define	GPN_ID_CMD	0x112
2816#define	GPN_ID_REQ_SIZE	(16 + 4)
2817#define	GPN_ID_RSP_SIZE	(16 + 8)
2818
2819#define	GNN_ID_CMD	0x113
2820#define	GNN_ID_REQ_SIZE	(16 + 4)
2821#define	GNN_ID_RSP_SIZE	(16 + 8)
2822
2823#define	GFT_ID_CMD	0x117
2824#define	GFT_ID_REQ_SIZE	(16 + 4)
2825#define	GFT_ID_RSP_SIZE	(16 + 32)
2826
2827#define GID_PN_CMD 0x121
2828#define GID_PN_REQ_SIZE (16 + 8)
2829#define GID_PN_RSP_SIZE (16 + 4)
2830
2831#define	RFT_ID_CMD	0x217
2832#define	RFT_ID_REQ_SIZE	(16 + 4 + 32)
2833#define	RFT_ID_RSP_SIZE	16
2834
2835#define	RFF_ID_CMD	0x21F
2836#define	RFF_ID_REQ_SIZE	(16 + 4 + 2 + 1 + 1)
2837#define	RFF_ID_RSP_SIZE	16
2838
2839#define	RNN_ID_CMD	0x213
2840#define	RNN_ID_REQ_SIZE	(16 + 4 + 8)
2841#define	RNN_ID_RSP_SIZE	16
2842
2843#define	RSNN_NN_CMD	 0x239
2844#define	RSNN_NN_REQ_SIZE (16 + 8 + 1 + 255)
2845#define	RSNN_NN_RSP_SIZE 16
2846
2847#define	GFPN_ID_CMD	0x11C
2848#define	GFPN_ID_REQ_SIZE (16 + 4)
2849#define	GFPN_ID_RSP_SIZE (16 + 8)
2850
2851#define	GPSC_CMD	0x127
2852#define	GPSC_REQ_SIZE	(16 + 8)
2853#define	GPSC_RSP_SIZE	(16 + 2 + 2)
2854
2855#define GFF_ID_CMD	0x011F
2856#define GFF_ID_REQ_SIZE	(16 + 4)
2857#define GFF_ID_RSP_SIZE (16 + 128)
2858
2859/*
2860 * FDMI HBA attribute types.
2861 */
2862#define FDMI1_HBA_ATTR_COUNT			10
2863#define FDMI2_HBA_ATTR_COUNT			17
2864
2865#define FDMI_HBA_NODE_NAME			0x1
2866#define FDMI_HBA_MANUFACTURER			0x2
2867#define FDMI_HBA_SERIAL_NUMBER			0x3
2868#define FDMI_HBA_MODEL				0x4
2869#define FDMI_HBA_MODEL_DESCRIPTION		0x5
2870#define FDMI_HBA_HARDWARE_VERSION		0x6
2871#define FDMI_HBA_DRIVER_VERSION			0x7
2872#define FDMI_HBA_OPTION_ROM_VERSION		0x8
2873#define FDMI_HBA_FIRMWARE_VERSION		0x9
2874#define FDMI_HBA_OS_NAME_AND_VERSION		0xa
2875#define FDMI_HBA_MAXIMUM_CT_PAYLOAD_LENGTH	0xb
2876
2877#define FDMI_HBA_NODE_SYMBOLIC_NAME		0xc
2878#define FDMI_HBA_VENDOR_SPECIFIC_INFO		0xd
2879#define FDMI_HBA_NUM_PORTS			0xe
2880#define FDMI_HBA_FABRIC_NAME			0xf
2881#define FDMI_HBA_BOOT_BIOS_NAME			0x10
2882#define FDMI_HBA_VENDOR_IDENTIFIER		0xe0
2883
2884struct ct_fdmi_hba_attr {
2885	__be16	type;
2886	__be16	len;
2887	union {
2888		uint8_t node_name[WWN_SIZE];
2889		uint8_t manufacturer[64];
2890		uint8_t serial_num[32];
2891		uint8_t model[16+1];
2892		uint8_t model_desc[80];
2893		uint8_t hw_version[32];
2894		uint8_t driver_version[32];
2895		uint8_t orom_version[16];
2896		uint8_t fw_version[32];
2897		uint8_t os_version[128];
2898		__be32	 max_ct_len;
2899
2900		uint8_t sym_name[256];
2901		__be32	 vendor_specific_info;
2902		__be32	 num_ports;
2903		uint8_t fabric_name[WWN_SIZE];
2904		uint8_t bios_name[32];
2905		uint8_t vendor_identifier[8];
2906	} a;
2907};
2908
2909struct ct_fdmi1_hba_attributes {
2910	__be32	count;
2911	struct ct_fdmi_hba_attr entry[FDMI1_HBA_ATTR_COUNT];
2912};
2913
2914struct ct_fdmi2_hba_attributes {
2915	__be32	count;
2916	struct ct_fdmi_hba_attr entry[FDMI2_HBA_ATTR_COUNT];
2917};
2918
2919/*
2920 * FDMI Port attribute types.
2921 */
2922#define FDMI1_PORT_ATTR_COUNT		6
2923#define FDMI2_PORT_ATTR_COUNT		16
2924#define FDMI2_SMARTSAN_PORT_ATTR_COUNT	23
2925
2926#define FDMI_PORT_FC4_TYPES		0x1
2927#define FDMI_PORT_SUPPORT_SPEED		0x2
2928#define FDMI_PORT_CURRENT_SPEED		0x3
2929#define FDMI_PORT_MAX_FRAME_SIZE	0x4
2930#define FDMI_PORT_OS_DEVICE_NAME	0x5
2931#define FDMI_PORT_HOST_NAME		0x6
2932
2933#define FDMI_PORT_NODE_NAME		0x7
2934#define FDMI_PORT_NAME			0x8
2935#define FDMI_PORT_SYM_NAME		0x9
2936#define FDMI_PORT_TYPE			0xa
2937#define FDMI_PORT_SUPP_COS		0xb
2938#define FDMI_PORT_FABRIC_NAME		0xc
2939#define FDMI_PORT_FC4_TYPE		0xd
2940#define FDMI_PORT_STATE			0x101
2941#define FDMI_PORT_COUNT			0x102
2942#define FDMI_PORT_IDENTIFIER		0x103
2943
2944#define FDMI_SMARTSAN_SERVICE		0xF100
2945#define FDMI_SMARTSAN_GUID		0xF101
2946#define FDMI_SMARTSAN_VERSION		0xF102
2947#define FDMI_SMARTSAN_PROD_NAME		0xF103
2948#define FDMI_SMARTSAN_PORT_INFO		0xF104
2949#define FDMI_SMARTSAN_QOS_SUPPORT	0xF105
2950#define FDMI_SMARTSAN_SECURITY_SUPPORT	0xF106
2951
2952#define FDMI_PORT_SPEED_1GB		0x1
2953#define FDMI_PORT_SPEED_2GB		0x2
2954#define FDMI_PORT_SPEED_10GB		0x4
2955#define FDMI_PORT_SPEED_4GB		0x8
2956#define FDMI_PORT_SPEED_8GB		0x10
2957#define FDMI_PORT_SPEED_16GB		0x20
2958#define FDMI_PORT_SPEED_32GB		0x40
2959#define FDMI_PORT_SPEED_20GB		0x80
2960#define FDMI_PORT_SPEED_40GB		0x100
2961#define FDMI_PORT_SPEED_128GB		0x200
2962#define FDMI_PORT_SPEED_64GB		0x400
2963#define FDMI_PORT_SPEED_256GB		0x800
2964#define FDMI_PORT_SPEED_UNKNOWN		0x8000
2965
2966#define FC_CLASS_2	0x04
2967#define FC_CLASS_3	0x08
2968#define FC_CLASS_2_3	0x0C
2969
2970struct ct_fdmi_port_attr {
2971	__be16	type;
2972	__be16	len;
2973	union {
2974		uint8_t fc4_types[32];
2975		__be32	sup_speed;
2976		__be32	cur_speed;
2977		__be32	max_frame_size;
2978		uint8_t os_dev_name[32];
2979		uint8_t host_name[256];
2980
2981		uint8_t node_name[WWN_SIZE];
2982		uint8_t port_name[WWN_SIZE];
2983		uint8_t port_sym_name[128];
2984		__be32	port_type;
2985		__be32	port_supported_cos;
2986		uint8_t fabric_name[WWN_SIZE];
2987		uint8_t port_fc4_type[32];
2988		__be32	 port_state;
2989		__be32	 num_ports;
2990		__be32	 port_id;
2991
2992		uint8_t smartsan_service[24];
2993		uint8_t smartsan_guid[16];
2994		uint8_t smartsan_version[24];
2995		uint8_t smartsan_prod_name[16];
2996		__be32	 smartsan_port_info;
2997		__be32	 smartsan_qos_support;
2998		__be32	 smartsan_security_support;
2999	} a;
3000};
3001
3002struct ct_fdmi1_port_attributes {
3003	__be32	 count;
3004	struct ct_fdmi_port_attr entry[FDMI1_PORT_ATTR_COUNT];
3005};
3006
3007struct ct_fdmi2_port_attributes {
3008	__be32	count;
3009	struct ct_fdmi_port_attr entry[FDMI2_PORT_ATTR_COUNT];
3010};
3011
3012#define FDMI_ATTR_TYPELEN(obj) \
3013	(sizeof((obj)->type) + sizeof((obj)->len))
3014
3015#define FDMI_ATTR_ALIGNMENT(len) \
3016	(4 - ((len) & 3))
3017
3018/* FDMI register call options */
3019#define CALLOPT_FDMI1		0
3020#define CALLOPT_FDMI2		1
3021#define CALLOPT_FDMI2_SMARTSAN	2
3022
3023/* FDMI definitions. */
3024#define GRHL_CMD	0x100
3025#define GHAT_CMD	0x101
3026#define GRPL_CMD	0x102
3027#define GPAT_CMD	0x110
3028
3029#define RHBA_CMD	0x200
3030#define RHBA_RSP_SIZE	16
3031
3032#define RHAT_CMD	0x201
3033
3034#define RPRT_CMD	0x210
3035#define RPRT_RSP_SIZE	24
3036
3037#define RPA_CMD		0x211
3038#define RPA_RSP_SIZE	16
3039#define SMARTSAN_RPA_RSP_SIZE	24
3040
3041#define DHBA_CMD	0x300
3042#define DHBA_REQ_SIZE	(16 + 8)
3043#define DHBA_RSP_SIZE	16
3044
3045#define DHAT_CMD	0x301
3046#define DPRT_CMD	0x310
3047#define DPA_CMD		0x311
3048
3049/* CT command header -- request/response common fields */
3050struct ct_cmd_hdr {
3051	uint8_t revision;
3052	uint8_t in_id[3];
3053	uint8_t gs_type;
3054	uint8_t gs_subtype;
3055	uint8_t options;
3056	uint8_t reserved;
3057};
3058
3059/* CT command request */
3060struct ct_sns_req {
3061	struct ct_cmd_hdr header;
3062	__be16	command;
3063	__be16	max_rsp_size;
3064	uint8_t fragment_id;
3065	uint8_t reserved[3];
3066
3067	union {
3068		/* GA_NXT, GPN_ID, GNN_ID, GFT_ID, GFPN_ID */
3069		struct {
3070			uint8_t reserved;
3071			be_id_t port_id;
3072		} port_id;
3073
3074		struct {
3075			uint8_t reserved;
3076			uint8_t domain;
3077			uint8_t area;
3078			uint8_t port_type;
3079		} gpn_ft;
3080
3081		struct {
3082			uint8_t port_type;
3083			uint8_t domain;
3084			uint8_t area;
3085			uint8_t reserved;
3086		} gid_pt;
3087
3088		struct {
3089			uint8_t reserved;
3090			be_id_t port_id;
3091			uint8_t fc4_types[32];
3092		} rft_id;
3093
3094		struct {
3095			uint8_t reserved;
3096			be_id_t port_id;
3097			uint16_t reserved2;
3098			uint8_t fc4_feature;
3099			uint8_t fc4_type;
3100		} rff_id;
3101
3102		struct {
3103			uint8_t reserved;
3104			be_id_t port_id;
3105			uint8_t node_name[8];
3106		} rnn_id;
3107
3108		struct {
3109			uint8_t node_name[8];
3110			uint8_t name_len;
3111			uint8_t sym_node_name[255];
3112		} rsnn_nn;
3113
3114		struct {
3115			uint8_t hba_identifier[8];
3116		} ghat;
3117
3118		struct {
3119			uint8_t hba_identifier[8];
3120			__be32	entry_count;
3121			uint8_t port_name[8];
3122			struct ct_fdmi2_hba_attributes attrs;
3123		} rhba;
3124
3125		struct {
3126			uint8_t hba_identifier[8];
3127			struct ct_fdmi1_hba_attributes attrs;
3128		} rhat;
3129
3130		struct {
3131			uint8_t port_name[8];
3132			struct ct_fdmi2_port_attributes attrs;
3133		} rpa;
3134
3135		struct {
3136			uint8_t hba_identifier[8];
3137			uint8_t port_name[8];
3138			struct ct_fdmi2_port_attributes attrs;
3139		} rprt;
3140
3141		struct {
3142			uint8_t port_name[8];
3143		} dhba;
3144
3145		struct {
3146			uint8_t port_name[8];
3147		} dhat;
3148
3149		struct {
3150			uint8_t port_name[8];
3151		} dprt;
3152
3153		struct {
3154			uint8_t port_name[8];
3155		} dpa;
3156
3157		struct {
3158			uint8_t port_name[8];
3159		} gpsc;
3160
3161		struct {
3162			uint8_t reserved;
3163			uint8_t port_id[3];
3164		} gff_id;
3165
3166		struct {
3167			uint8_t port_name[8];
3168		} gid_pn;
3169	} req;
3170};
3171
3172/* CT command response header */
3173struct ct_rsp_hdr {
3174	struct ct_cmd_hdr header;
3175	__be16	response;
3176	uint16_t residual;
3177	uint8_t fragment_id;
3178	uint8_t reason_code;
3179	uint8_t explanation_code;
3180	uint8_t vendor_unique;
3181};
3182
3183struct ct_sns_gid_pt_data {
3184	uint8_t control_byte;
3185	be_id_t port_id;
3186};
3187
3188/* It's the same for both GPN_FT and GNN_FT */
3189struct ct_sns_gpnft_rsp {
3190	struct {
3191		struct ct_cmd_hdr header;
3192		uint16_t response;
3193		uint16_t residual;
3194		uint8_t fragment_id;
3195		uint8_t reason_code;
3196		uint8_t explanation_code;
3197		uint8_t vendor_unique;
3198	};
3199	/* Assume the largest number of targets for the union */
3200	DECLARE_FLEX_ARRAY(struct ct_sns_gpn_ft_data {
3201		u8 control_byte;
3202		u8 port_id[3];
3203		u32 reserved;
3204		u8 port_name[8];
3205	}, entries);
3206};
3207
3208/* CT command response */
3209struct ct_sns_rsp {
3210	struct ct_rsp_hdr header;
3211
3212	union {
3213		struct {
3214			uint8_t port_type;
3215			be_id_t port_id;
3216			uint8_t port_name[8];
3217			uint8_t sym_port_name_len;
3218			uint8_t sym_port_name[255];
3219			uint8_t node_name[8];
3220			uint8_t sym_node_name_len;
3221			uint8_t sym_node_name[255];
3222			uint8_t init_proc_assoc[8];
3223			uint8_t node_ip_addr[16];
3224			uint8_t class_of_service[4];
3225			uint8_t fc4_types[32];
3226			uint8_t ip_address[16];
3227			uint8_t fabric_port_name[8];
3228			uint8_t reserved;
3229			uint8_t hard_address[3];
3230		} ga_nxt;
3231
3232		struct {
3233			/* Assume the largest number of targets for the union */
3234			struct ct_sns_gid_pt_data
3235			    entries[MAX_FIBRE_DEVICES_MAX];
3236		} gid_pt;
3237
3238		struct {
3239			uint8_t port_name[8];
3240		} gpn_id;
3241
3242		struct {
3243			uint8_t node_name[8];
3244		} gnn_id;
3245
3246		struct {
3247			uint8_t fc4_types[32];
3248		} gft_id;
3249
3250		struct {
3251			uint32_t entry_count;
3252			uint8_t port_name[8];
3253			struct ct_fdmi1_hba_attributes attrs;
3254		} ghat;
3255
3256		struct {
3257			uint8_t port_name[8];
3258		} gfpn_id;
3259
3260		struct {
3261			__be16	speeds;
3262			__be16	speed;
3263		} gpsc;
3264
3265#define GFF_FCP_SCSI_OFFSET	7
3266#define GFF_NVME_OFFSET		23 /* type = 28h */
3267		struct {
3268			uint8_t fc4_features[128];
3269#define FC4_FF_TARGET    BIT_0
3270#define FC4_FF_INITIATOR BIT_1
3271		} gff_id;
3272		struct {
3273			uint8_t reserved;
3274			uint8_t port_id[3];
3275		} gid_pn;
3276	} rsp;
3277};
3278
3279struct ct_sns_pkt {
3280	union {
3281		struct ct_sns_req req;
3282		struct ct_sns_rsp rsp;
3283	} p;
3284};
3285
3286struct ct_sns_gpnft_pkt {
3287	union {
3288		struct ct_sns_req req;
3289		struct ct_sns_gpnft_rsp rsp;
3290	} p;
3291};
3292
3293enum scan_flags_t {
3294	SF_SCANNING = BIT_0,
3295	SF_QUEUED = BIT_1,
3296};
3297
3298enum fc4type_t {
3299	FS_FC4TYPE_FCP	= BIT_0,
3300	FS_FC4TYPE_NVME	= BIT_1,
3301	FS_FCP_IS_N2N = BIT_7,
3302};
3303
3304struct fab_scan_rp {
3305	port_id_t id;
3306	enum fc4type_t fc4type;
3307	u8 port_name[8];
3308	u8 node_name[8];
3309};
3310
3311enum scan_step {
3312	FAB_SCAN_START,
3313	FAB_SCAN_GPNFT_FCP,
3314	FAB_SCAN_GNNFT_FCP,
3315	FAB_SCAN_GPNFT_NVME,
3316	FAB_SCAN_GNNFT_NVME,
3317};
3318
3319struct fab_scan {
3320	struct fab_scan_rp *l;
3321	u32 size;
3322	u32 rscn_gen_start;
3323	u32 rscn_gen_end;
3324	enum scan_step step;
3325	u16 scan_retry;
3326#define MAX_SCAN_RETRIES 5
3327	enum scan_flags_t scan_flags;
3328	struct delayed_work scan_work;
3329};
3330
3331/*
3332 * SNS command structures -- for 2200 compatibility.
3333 */
3334#define	RFT_ID_SNS_SCMD_LEN	22
3335#define	RFT_ID_SNS_CMD_SIZE	60
3336#define	RFT_ID_SNS_DATA_SIZE	16
3337
3338#define	RNN_ID_SNS_SCMD_LEN	10
3339#define	RNN_ID_SNS_CMD_SIZE	36
3340#define	RNN_ID_SNS_DATA_SIZE	16
3341
3342#define	GA_NXT_SNS_SCMD_LEN	6
3343#define	GA_NXT_SNS_CMD_SIZE	28
3344#define	GA_NXT_SNS_DATA_SIZE	(620 + 16)
3345
3346#define	GID_PT_SNS_SCMD_LEN	6
3347#define	GID_PT_SNS_CMD_SIZE	28
3348/*
3349 * Assume MAX_FIBRE_DEVICES_2100 as these defines are only used with older
3350 * adapters.
3351 */
3352#define	GID_PT_SNS_DATA_SIZE	(MAX_FIBRE_DEVICES_2100 * 4 + 16)
3353
3354#define	GPN_ID_SNS_SCMD_LEN	6
3355#define	GPN_ID_SNS_CMD_SIZE	28
3356#define	GPN_ID_SNS_DATA_SIZE	(8 + 16)
3357
3358#define	GNN_ID_SNS_SCMD_LEN	6
3359#define	GNN_ID_SNS_CMD_SIZE	28
3360#define	GNN_ID_SNS_DATA_SIZE	(8 + 16)
3361
3362struct sns_cmd_pkt {
3363	union {
3364		struct {
3365			__le16	buffer_length;
3366			__le16	reserved_1;
3367			__le64	buffer_address __packed;
3368			__le16	subcommand_length;
3369			__le16	reserved_2;
3370			__le16	subcommand;
3371			__le16	size;
3372			uint32_t reserved_3;
3373			uint8_t param[36];
3374		} cmd;
3375
3376		uint8_t rft_data[RFT_ID_SNS_DATA_SIZE];
3377		uint8_t rnn_data[RNN_ID_SNS_DATA_SIZE];
3378		uint8_t gan_data[GA_NXT_SNS_DATA_SIZE];
3379		uint8_t gid_data[GID_PT_SNS_DATA_SIZE];
3380		uint8_t gpn_data[GPN_ID_SNS_DATA_SIZE];
3381		uint8_t gnn_data[GNN_ID_SNS_DATA_SIZE];
3382	} p;
3383};
3384
3385struct fw_blob {
3386	char *name;
3387	uint32_t segs[4];
3388	const struct firmware *fw;
3389};
3390
3391/* Return data from MBC_GET_ID_LIST call. */
3392struct gid_list_info {
3393	uint8_t	al_pa;
3394	uint8_t	area;
3395	uint8_t	domain;
3396	uint8_t	loop_id_2100;	/* ISP2100/ISP2200 -- 4 bytes. */
3397	__le16	loop_id;	/* ISP23XX         -- 6 bytes. */
3398	uint16_t reserved_1;	/* ISP24XX         -- 8 bytes. */
3399};
3400
3401/* NPIV */
3402typedef struct vport_info {
3403	uint8_t		port_name[WWN_SIZE];
3404	uint8_t		node_name[WWN_SIZE];
3405	int		vp_id;
3406	uint16_t	loop_id;
3407	unsigned long	host_no;
3408	uint8_t		port_id[3];
3409	int		loop_state;
3410} vport_info_t;
3411
3412typedef struct vport_params {
3413	uint8_t 	port_name[WWN_SIZE];
3414	uint8_t 	node_name[WWN_SIZE];
3415	uint32_t 	options;
3416#define	VP_OPTS_RETRY_ENABLE	BIT_0
3417#define	VP_OPTS_VP_DISABLE	BIT_1
3418} vport_params_t;
3419
3420/* NPIV - return codes of VP create and modify */
3421#define VP_RET_CODE_OK			0
3422#define VP_RET_CODE_FATAL		1
3423#define VP_RET_CODE_WRONG_ID		2
3424#define VP_RET_CODE_WWPN		3
3425#define VP_RET_CODE_RESOURCES		4
3426#define VP_RET_CODE_NO_MEM		5
3427#define VP_RET_CODE_NOT_FOUND		6
3428
3429struct qla_hw_data;
3430struct rsp_que;
3431/*
3432 * ISP operations
3433 */
3434struct isp_operations {
3435
3436	int (*pci_config) (struct scsi_qla_host *);
3437	int (*reset_chip)(struct scsi_qla_host *);
3438	int (*chip_diag) (struct scsi_qla_host *);
3439	void (*config_rings) (struct scsi_qla_host *);
3440	int (*reset_adapter)(struct scsi_qla_host *);
3441	int (*nvram_config) (struct scsi_qla_host *);
3442	void (*update_fw_options) (struct scsi_qla_host *);
3443	int (*load_risc) (struct scsi_qla_host *, uint32_t *);
3444
3445	char * (*pci_info_str)(struct scsi_qla_host *, char *, size_t);
3446	char * (*fw_version_str)(struct scsi_qla_host *, char *, size_t);
3447
3448	irq_handler_t intr_handler;
3449	void (*enable_intrs) (struct qla_hw_data *);
3450	void (*disable_intrs) (struct qla_hw_data *);
3451
3452	int (*abort_command) (srb_t *);
3453	int (*target_reset) (struct fc_port *, uint64_t, int);
3454	int (*lun_reset) (struct fc_port *, uint64_t, int);
3455	int (*fabric_login) (struct scsi_qla_host *, uint16_t, uint8_t,
3456		uint8_t, uint8_t, uint16_t *, uint8_t);
3457	int (*fabric_logout) (struct scsi_qla_host *, uint16_t, uint8_t,
3458	    uint8_t, uint8_t);
3459
3460	uint16_t (*calc_req_entries) (uint16_t);
3461	void (*build_iocbs) (srb_t *, cmd_entry_t *, uint16_t);
3462	void *(*prep_ms_iocb) (struct scsi_qla_host *, struct ct_arg *);
3463	void *(*prep_ms_fdmi_iocb) (struct scsi_qla_host *, uint32_t,
3464	    uint32_t);
3465
3466	uint8_t *(*read_nvram)(struct scsi_qla_host *, void *,
3467		uint32_t, uint32_t);
3468	int (*write_nvram)(struct scsi_qla_host *, void *, uint32_t,
3469		uint32_t);
3470
3471	void (*fw_dump)(struct scsi_qla_host *vha);
3472	void (*mpi_fw_dump)(struct scsi_qla_host *, int);
3473
3474	/* Context: task, might sleep */
3475	int (*beacon_on) (struct scsi_qla_host *);
3476	int (*beacon_off) (struct scsi_qla_host *);
3477
3478	void (*beacon_blink) (struct scsi_qla_host *);
3479
3480	void *(*read_optrom)(struct scsi_qla_host *, void *,
3481		uint32_t, uint32_t);
3482	int (*write_optrom)(struct scsi_qla_host *, void *, uint32_t,
3483		uint32_t);
3484
3485	int (*get_flash_version) (struct scsi_qla_host *, void *);
3486	int (*start_scsi) (srb_t *);
3487	int (*start_scsi_mq) (srb_t *);
3488
3489	/* Context: task, might sleep */
3490	int (*abort_isp) (struct scsi_qla_host *);
3491
3492	int (*iospace_config)(struct qla_hw_data *);
3493	int (*initialize_adapter)(struct scsi_qla_host *);
3494};
3495
3496/* MSI-X Support *************************************************************/
3497
3498#define QLA_MSIX_CHIP_REV_24XX	3
3499#define QLA_MSIX_FW_MODE(m)	(((m) & (BIT_7|BIT_8|BIT_9)) >> 7)
3500#define QLA_MSIX_FW_MODE_1(m)	(QLA_MSIX_FW_MODE(m) == 1)
3501
3502#define QLA_BASE_VECTORS	2 /* default + RSP */
3503#define QLA_MSIX_RSP_Q			0x01
3504#define QLA_ATIO_VECTOR		0x02
3505#define QLA_MSIX_QPAIR_MULTIQ_RSP_Q	0x03
3506
3507#define QLA_MIDX_DEFAULT	0
3508#define QLA_MIDX_RSP_Q		1
3509#define QLA_PCI_MSIX_CONTROL	0xa2
3510#define QLA_83XX_PCI_MSIX_CONTROL	0x92
3511
3512struct scsi_qla_host;
3513
3514
3515#define QLA83XX_RSPQ_MSIX_ENTRY_NUMBER 1 /* refer to qla83xx_msix_entries */
3516
3517struct qla_msix_entry {
3518	int have_irq;
3519	int in_use;
3520	uint32_t vector;
3521	uint32_t vector_base0;
3522	uint16_t entry;
3523	char name[30];
3524	void *handle;
3525	int cpuid;
3526};
3527
3528#define	WATCH_INTERVAL		1       /* number of seconds */
3529
3530/* Work events.  */
3531enum qla_work_type {
3532	QLA_EVT_AEN,
3533	QLA_EVT_IDC_ACK,
3534	QLA_EVT_ASYNC_LOGIN,
3535	QLA_EVT_ASYNC_LOGOUT,
3536	QLA_EVT_ASYNC_ADISC,
3537	QLA_EVT_UEVENT,
3538	QLA_EVT_AENFX,
3539	QLA_EVT_UNMAP,
3540	QLA_EVT_NEW_SESS,
3541	QLA_EVT_GPDB,
3542	QLA_EVT_PRLI,
3543	QLA_EVT_GPSC,
3544	QLA_EVT_GNL,
3545	QLA_EVT_NACK,
3546	QLA_EVT_RELOGIN,
3547	QLA_EVT_ASYNC_PRLO,
3548	QLA_EVT_ASYNC_PRLO_DONE,
3549	QLA_EVT_SCAN_CMD,
3550	QLA_EVT_SCAN_FINISH,
3551	QLA_EVT_GFPNID,
3552	QLA_EVT_SP_RETRY,
3553	QLA_EVT_IIDMA,
3554	QLA_EVT_ELS_PLOGI,
3555	QLA_EVT_SA_REPLACE,
3556};
3557
3558
3559struct qla_work_evt {
3560	struct list_head	list;
3561	enum qla_work_type	type;
3562	u32			flags;
3563#define QLA_EVT_FLAG_FREE	0x1
3564
3565	union {
3566		struct {
3567			enum fc_host_event_code code;
3568			u32 data;
3569		} aen;
3570		struct {
3571#define QLA_IDC_ACK_REGS	7
3572			uint16_t mb[QLA_IDC_ACK_REGS];
3573		} idc_ack;
3574		struct {
3575			struct fc_port *fcport;
3576#define QLA_LOGIO_LOGIN_RETRIED	BIT_0
3577			u16 data[2];
3578		} logio;
3579		struct {
3580			u32 code;
3581#define QLA_UEVENT_CODE_FW_DUMP	0
3582		} uevent;
3583		struct {
3584			uint32_t        evtcode;
3585			uint32_t        mbx[8];
3586			uint32_t        count;
3587		} aenfx;
3588		struct {
3589			srb_t *sp;
3590		} iosb;
3591		struct {
3592			port_id_t id;
3593			u8 port_name[8];
3594			u8 node_name[8];
3595			void *pla;
3596			u8 fc4_type;
3597		} new_sess;
3598		struct { /*Get PDB, Get Speed, update fcport, gnl */
3599			fc_port_t *fcport;
3600			u8 opt;
3601		} fcport;
3602		struct {
3603			fc_port_t *fcport;
3604			u8 iocb[IOCB_SIZE];
3605			int type;
3606		} nack;
3607		struct {
3608			u8 fc4_type;
3609			srb_t *sp;
3610		} gpnft;
3611		struct {
3612			struct edif_sa_ctl	*sa_ctl;
3613			fc_port_t *fcport;
3614			uint16_t nport_handle;
3615		} sa_update;
3616	 } u;
3617};
3618
3619struct qla_chip_state_84xx {
3620	struct list_head list;
3621	struct kref kref;
3622
3623	void *bus;
3624	spinlock_t access_lock;
3625	struct mutex fw_update_mutex;
3626	uint32_t fw_update;
3627	uint32_t op_fw_version;
3628	uint32_t op_fw_size;
3629	uint32_t op_fw_seq_size;
3630	uint32_t diag_fw_version;
3631	uint32_t gold_fw_version;
3632};
3633
3634struct qla_dif_statistics {
3635	uint64_t dif_input_bytes;
3636	uint64_t dif_output_bytes;
3637	uint64_t dif_input_requests;
3638	uint64_t dif_output_requests;
3639	uint32_t dif_guard_err;
3640	uint32_t dif_ref_tag_err;
3641	uint32_t dif_app_tag_err;
3642};
3643
3644struct qla_statistics {
3645	uint32_t total_isp_aborts;
3646	uint64_t input_bytes;
3647	uint64_t output_bytes;
3648	uint64_t input_requests;
3649	uint64_t output_requests;
3650	uint32_t control_requests;
3651
3652	uint64_t jiffies_at_last_reset;
3653	uint32_t stat_max_pend_cmds;
3654	uint32_t stat_max_qfull_cmds_alloc;
3655	uint32_t stat_max_qfull_cmds_dropped;
3656
3657	struct qla_dif_statistics qla_dif_stats;
3658};
3659
3660struct bidi_statistics {
3661	unsigned long long io_count;
3662	unsigned long long transfer_bytes;
3663};
3664
3665struct qla_tc_param {
3666	struct scsi_qla_host *vha;
3667	uint32_t blk_sz;
3668	uint32_t bufflen;
3669	struct scatterlist *sg;
3670	struct scatterlist *prot_sg;
3671	struct crc_context *ctx;
3672	uint8_t *ctx_dsd_alloced;
3673};
3674
3675/* Multi queue support */
3676#define MBC_INITIALIZE_MULTIQ 0x1f
3677#define QLA_QUE_PAGE 0X1000
3678#define QLA_MQ_SIZE 32
3679#define QLA_MAX_QUEUES 256
3680#define ISP_QUE_REG(ha, id) \
3681	((ha->mqenable || IS_QLA83XX(ha) || \
3682	  IS_QLA27XX(ha) || IS_QLA28XX(ha)) ? \
3683	 ((void __iomem *)ha->mqiobase + (QLA_QUE_PAGE * id)) :\
3684	 ((void __iomem *)ha->iobase))
3685#define QLA_REQ_QUE_ID(tag) \
3686	((tag < QLA_MAX_QUEUES && tag > 0) ? tag : 0)
3687#define QLA_DEFAULT_QUE_QOS 5
3688#define QLA_PRECONFIG_VPORTS 32
3689#define QLA_MAX_VPORTS_QLA24XX	128
3690#define QLA_MAX_VPORTS_QLA25XX	256
3691
3692struct qla_tgt_counters {
3693	uint64_t qla_core_sbt_cmd;
3694	uint64_t core_qla_que_buf;
3695	uint64_t qla_core_ret_ctio;
3696	uint64_t core_qla_snd_status;
3697	uint64_t qla_core_ret_sta_ctio;
3698	uint64_t core_qla_free_cmd;
3699	uint64_t num_q_full_sent;
3700	uint64_t num_alloc_iocb_failed;
3701	uint64_t num_term_xchg_sent;
3702};
3703
3704struct qla_counters {
3705	uint64_t input_bytes;
3706	uint64_t input_requests;
3707	uint64_t output_bytes;
3708	uint64_t output_requests;
3709
3710};
3711
3712struct qla_qpair;
3713
3714/* Response queue data structure */
3715struct rsp_que {
3716	dma_addr_t  dma;
3717	response_t *ring;
3718	response_t *ring_ptr;
3719	__le32	__iomem *rsp_q_in;	/* FWI2-capable only. */
3720	__le32	__iomem *rsp_q_out;
3721	uint16_t  ring_index;
3722	uint16_t  out_ptr;
3723	uint16_t  *in_ptr;		/* queue shadow in index */
3724	uint16_t  length;
3725	uint16_t  options;
3726	uint16_t  rid;
3727	uint16_t  id;
3728	uint16_t  vp_idx;
3729	struct qla_hw_data *hw;
3730	struct qla_msix_entry *msix;
3731	struct req_que *req;
3732	srb_t *status_srb; /* status continuation entry */
3733	struct qla_qpair *qpair;
3734
3735	dma_addr_t  dma_fx00;
3736	response_t *ring_fx00;
3737	uint16_t  length_fx00;
3738	uint8_t rsp_pkt[REQUEST_ENTRY_SIZE];
3739};
3740
3741/* Request queue data structure */
3742struct req_que {
3743	dma_addr_t  dma;
3744	request_t *ring;
3745	request_t *ring_ptr;
3746	__le32	__iomem *req_q_in;	/* FWI2-capable only. */
3747	__le32	__iomem *req_q_out;
3748	uint16_t  ring_index;
3749	uint16_t  in_ptr;
3750	uint16_t  *out_ptr;		/* queue shadow out index */
3751	uint16_t  cnt;
3752	uint16_t  length;
3753	uint16_t  options;
3754	uint16_t  rid;
3755	uint16_t  id;
3756	uint16_t  qos;
3757	uint16_t  vp_idx;
3758	struct rsp_que *rsp;
3759	srb_t **outstanding_cmds;
3760	uint32_t current_outstanding_cmd;
3761	uint16_t num_outstanding_cmds;
3762	int max_q_depth;
3763
3764	dma_addr_t  dma_fx00;
3765	request_t *ring_fx00;
3766	uint16_t  length_fx00;
3767	uint8_t req_pkt[REQUEST_ENTRY_SIZE];
3768};
3769
3770struct qla_fw_resources {
3771	u16 iocbs_total;
3772	u16 iocbs_limit;
3773	u16 iocbs_qp_limit;
3774	u16 iocbs_used;
3775	u16 exch_total;
3776	u16 exch_limit;
3777	u16 exch_used;
3778	u16 pad;
3779};
3780
3781struct qla_fw_res {
3782	u16      iocb_total;
3783	u16      iocb_limit;
3784	atomic_t iocb_used;
3785
3786	u16      exch_total;
3787	u16      exch_limit;
3788	atomic_t exch_used;
3789};
3790
3791#define QLA_IOCB_PCT_LIMIT 95
3792
3793struct  qla_buf_pool {
3794	u16 num_bufs;
3795	u16 num_active;
3796	u16 max_used;
3797	u16 num_alloc;
3798	u16 prev_max;
3799	u16 pad;
3800	uint32_t take_snapshot:1;
3801	unsigned long *buf_map;
3802	void **buf_array;
3803	dma_addr_t *dma_array;
3804};
3805
3806/*Queue pair data structure */
3807struct qla_qpair {
3808	spinlock_t qp_lock;
3809	atomic_t ref_count;
3810	uint32_t lun_cnt;
3811	/*
3812	 * For qpair 0, qp_lock_ptr will point at hardware_lock due to
3813	 * legacy code. For other Qpair(s), it will point at qp_lock.
3814	 */
3815	spinlock_t *qp_lock_ptr;
3816	struct scsi_qla_host *vha;
3817	u32 chip_reset;
3818
3819	/* distill these fields down to 'online=0/1'
3820	 * ha->flags.eeh_busy
3821	 * ha->flags.pci_channel_io_perm_failure
3822	 * base_vha->loop_state
3823	 */
3824	uint32_t online:1;
3825	/* move vha->flags.difdix_supported here */
3826	uint32_t difdix_supported:1;
3827	uint32_t delete_in_progress:1;
3828	uint32_t fw_started:1;
3829	uint32_t enable_class_2:1;
3830	uint32_t enable_explicit_conf:1;
3831	uint32_t use_shadow_reg:1;
3832	uint32_t rcv_intr:1;
3833
3834	uint16_t id;			/* qp number used with FW */
3835	uint16_t vp_idx;		/* vport ID */
3836
3837	uint16_t dsd_inuse;
3838	uint16_t dsd_avail;
3839	struct list_head dsd_list;
3840#define NUM_DSD_CHAIN 4096
3841
3842	mempool_t *srb_mempool;
3843
3844	struct pci_dev  *pdev;
3845	void (*reqq_start_iocbs)(struct qla_qpair *);
3846
3847	/* to do: New driver: move queues to here instead of pointers */
3848	struct req_que *req;
3849	struct rsp_que *rsp;
3850	struct atio_que *atio;
3851	struct qla_msix_entry *msix; /* point to &ha->msix_entries[x] */
3852	struct qla_hw_data *hw;
3853	struct work_struct q_work;
3854	struct qla_counters counters;
3855
3856	struct list_head qp_list_elem; /* vha->qp_list */
3857	struct list_head hints_list;
3858
3859	uint16_t retry_term_cnt;
3860	__le32	retry_term_exchg_addr;
3861	uint64_t retry_term_jiff;
3862	struct qla_tgt_counters tgt_counters;
3863	uint16_t cpuid;
3864	bool cpu_mapped;
3865	struct qla_fw_resources fwres ____cacheline_aligned;
3866	struct  qla_buf_pool buf_pool;
3867	u32	cmd_cnt;
3868	u32	cmd_completion_cnt;
3869	u32	prev_completion_cnt;
3870};
3871
3872/* Place holder for FW buffer parameters */
3873struct qlfc_fw {
3874	void *fw_buf;
3875	dma_addr_t fw_dma;
3876	uint32_t len;
3877};
3878
3879struct rdp_req_payload {
3880	uint32_t	els_request;
3881	uint32_t	desc_list_len;
3882
3883	/* NPIV descriptor */
3884	struct {
3885		uint32_t desc_tag;
3886		uint32_t desc_len;
3887		uint8_t  reserved;
3888		uint8_t  nport_id[3];
3889	} npiv_desc;
3890};
3891
3892struct rdp_rsp_payload {
3893	struct {
3894		__be32	cmd;
3895		__be32	len;
3896	} hdr;
3897
3898	/* LS Request Info descriptor */
3899	struct {
3900		__be32	desc_tag;
3901		__be32	desc_len;
3902		__be32	req_payload_word_0;
3903	} ls_req_info_desc;
3904
3905	/* LS Request Info descriptor */
3906	struct {
3907		__be32	desc_tag;
3908		__be32	desc_len;
3909		__be32	req_payload_word_0;
3910	} ls_req_info_desc2;
3911
3912	/* SFP diagnostic param descriptor */
3913	struct {
3914		__be32	desc_tag;
3915		__be32	desc_len;
3916		__be16	temperature;
3917		__be16	vcc;
3918		__be16	tx_bias;
3919		__be16	tx_power;
3920		__be16	rx_power;
3921		__be16	sfp_flags;
3922	} sfp_diag_desc;
3923
3924	/* Port Speed Descriptor */
3925	struct {
3926		__be32	desc_tag;
3927		__be32	desc_len;
3928		__be16	speed_capab;
3929		__be16	operating_speed;
3930	} port_speed_desc;
3931
3932	/* Link Error Status Descriptor */
3933	struct {
3934		__be32	desc_tag;
3935		__be32	desc_len;
3936		__be32	link_fail_cnt;
3937		__be32	loss_sync_cnt;
3938		__be32	loss_sig_cnt;
3939		__be32	prim_seq_err_cnt;
3940		__be32	inval_xmit_word_cnt;
3941		__be32	inval_crc_cnt;
3942		uint8_t  pn_port_phy_type;
3943		uint8_t  reserved[3];
3944	} ls_err_desc;
3945
3946	/* Port name description with diag param */
3947	struct {
3948		__be32	desc_tag;
3949		__be32	desc_len;
3950		uint8_t WWNN[WWN_SIZE];
3951		uint8_t WWPN[WWN_SIZE];
3952	} port_name_diag_desc;
3953
3954	/* Port Name desc for Direct attached Fx_Port or Nx_Port */
3955	struct {
3956		__be32	desc_tag;
3957		__be32	desc_len;
3958		uint8_t WWNN[WWN_SIZE];
3959		uint8_t WWPN[WWN_SIZE];
3960	} port_name_direct_desc;
3961
3962	/* Buffer Credit descriptor */
3963	struct {
3964		__be32	desc_tag;
3965		__be32	desc_len;
3966		__be32	fcport_b2b;
3967		__be32	attached_fcport_b2b;
3968		__be32	fcport_rtt;
3969	} buffer_credit_desc;
3970
3971	/* Optical Element Data Descriptor */
3972	struct {
3973		__be32	desc_tag;
3974		__be32	desc_len;
3975		__be16	high_alarm;
3976		__be16	low_alarm;
3977		__be16	high_warn;
3978		__be16	low_warn;
3979		__be32	element_flags;
3980	} optical_elmt_desc[5];
3981
3982	/* Optical Product Data Descriptor */
3983	struct {
3984		__be32	desc_tag;
3985		__be32	desc_len;
3986		uint8_t  vendor_name[16];
3987		uint8_t  part_number[16];
3988		uint8_t  serial_number[16];
3989		uint8_t  revision[4];
3990		uint8_t  date[8];
3991	} optical_prod_desc;
3992};
3993
3994#define RDP_DESC_LEN(obj) \
3995	(sizeof(obj) - sizeof((obj).desc_tag) - sizeof((obj).desc_len))
3996
3997#define RDP_PORT_SPEED_1GB		BIT_15
3998#define RDP_PORT_SPEED_2GB		BIT_14
3999#define RDP_PORT_SPEED_4GB		BIT_13
4000#define RDP_PORT_SPEED_10GB		BIT_12
4001#define RDP_PORT_SPEED_8GB		BIT_11
4002#define RDP_PORT_SPEED_16GB		BIT_10
4003#define RDP_PORT_SPEED_32GB		BIT_9
4004#define RDP_PORT_SPEED_64GB             BIT_8
4005#define RDP_PORT_SPEED_UNKNOWN		BIT_0
4006
4007struct scsi_qlt_host {
4008	void *target_lport_ptr;
4009	struct mutex tgt_mutex;
4010	struct mutex tgt_host_action_mutex;
4011	struct qla_tgt *qla_tgt;
4012};
4013
4014struct qlt_hw_data {
4015	/* Protected by hw lock */
4016	uint32_t node_name_set:1;
4017
4018	dma_addr_t atio_dma;	/* Physical address. */
4019	struct atio *atio_ring;	/* Base virtual address */
4020	struct atio *atio_ring_ptr;	/* Current address. */
4021	uint16_t atio_ring_index; /* Current index. */
4022	uint16_t atio_q_length;
4023	__le32 __iomem *atio_q_in;
4024	__le32 __iomem *atio_q_out;
4025
4026	const struct qla_tgt_func_tmpl *tgt_ops;
4027
4028	int saved_set;
4029	__le16	saved_exchange_count;
4030	__le32	saved_firmware_options_1;
4031	__le32	saved_firmware_options_2;
4032	__le32	saved_firmware_options_3;
4033	uint8_t saved_firmware_options[2];
4034	uint8_t saved_add_firmware_options[2];
4035
4036	uint8_t tgt_node_name[WWN_SIZE];
4037
4038	struct dentry *dfs_tgt_sess;
4039	struct dentry *dfs_tgt_port_database;
4040	struct dentry *dfs_naqp;
4041
4042	struct list_head q_full_list;
4043	uint32_t num_pend_cmds;
4044	uint32_t num_qfull_cmds_alloc;
4045	uint32_t num_qfull_cmds_dropped;
4046	spinlock_t q_full_lock;
4047	uint32_t leak_exchg_thresh_hold;
4048	spinlock_t sess_lock;
4049	int num_act_qpairs;
4050#define DEFAULT_NAQP 2
4051	spinlock_t atio_lock ____cacheline_aligned;
4052};
4053
4054#define MAX_QFULL_CMDS_ALLOC	8192
4055#define Q_FULL_THRESH_HOLD_PERCENT 90
4056#define Q_FULL_THRESH_HOLD(ha) \
4057	((ha->cur_fw_xcb_count/100) * Q_FULL_THRESH_HOLD_PERCENT)
4058
4059#define LEAK_EXCHG_THRESH_HOLD_PERCENT 75	/* 75 percent */
4060
4061struct qla_hw_data_stat {
4062	u32 num_fw_dump;
4063	u32 num_mpi_reset;
4064};
4065
4066/* refer to pcie_do_recovery reference */
4067typedef enum {
4068	QLA_PCI_RESUME,
4069	QLA_PCI_ERR_DETECTED,
4070	QLA_PCI_MMIO_ENABLED,
4071	QLA_PCI_SLOT_RESET,
4072} pci_error_state_t;
4073/*
4074 * Qlogic host adapter specific data structure.
4075*/
4076struct qla_hw_data {
4077	struct pci_dev  *pdev;
4078	/* SRB cache. */
4079#define SRB_MIN_REQ     128
4080	mempool_t       *srb_mempool;
4081	u8 port_name[WWN_SIZE];
4082
4083	volatile struct {
4084		uint32_t	mbox_int		:1;
4085		uint32_t	mbox_busy		:1;
4086		uint32_t	disable_risc_code_load	:1;
4087		uint32_t	enable_64bit_addressing	:1;
4088		uint32_t	enable_lip_reset	:1;
4089		uint32_t	enable_target_reset	:1;
4090		uint32_t	enable_lip_full_login	:1;
4091		uint32_t	enable_led_scheme	:1;
4092
4093		uint32_t	msi_enabled		:1;
4094		uint32_t	msix_enabled		:1;
4095		uint32_t	disable_serdes		:1;
4096		uint32_t	gpsc_supported		:1;
4097		uint32_t	npiv_supported		:1;
4098		uint32_t	pci_channel_io_perm_failure	:1;
4099		uint32_t	fce_enabled		:1;
4100		uint32_t	user_enabled_fce	:1;
4101		uint32_t	fce_dump_buf_alloced	:1;
4102		uint32_t	fac_supported		:1;
4103
4104		uint32_t	chip_reset_done		:1;
4105		uint32_t	running_gold_fw		:1;
4106		uint32_t	eeh_busy		:1;
4107		uint32_t	disable_msix_handshake	:1;
4108		uint32_t	fcp_prio_enabled	:1;
4109		uint32_t	isp82xx_fw_hung:1;
4110		uint32_t	nic_core_hung:1;
4111
4112		uint32_t	quiesce_owner:1;
4113		uint32_t	nic_core_reset_hdlr_active:1;
4114		uint32_t	nic_core_reset_owner:1;
4115		uint32_t	isp82xx_no_md_cap:1;
4116		uint32_t	host_shutting_down:1;
4117		uint32_t	idc_compl_status:1;
4118		uint32_t        mr_reset_hdlr_active:1;
4119		uint32_t        mr_intr_valid:1;
4120
4121		uint32_t        dport_enabled:1;
4122		uint32_t	fawwpn_enabled:1;
4123		uint32_t	exlogins_enabled:1;
4124		uint32_t	exchoffld_enabled:1;
4125
4126		uint32_t	lip_ae:1;
4127		uint32_t	n2n_ae:1;
4128		uint32_t	fw_started:1;
4129		uint32_t	fw_init_done:1;
4130
4131		uint32_t	lr_detected:1;
4132
4133		uint32_t	rida_fmt2:1;
4134		uint32_t	purge_mbox:1;
4135		uint32_t        n2n_bigger:1;
4136		uint32_t	secure_adapter:1;
4137		uint32_t	secure_fw:1;
4138				/* Supported by Adapter */
4139		uint32_t	scm_supported_a:1;
4140				/* Supported by Firmware */
4141		uint32_t	scm_supported_f:1;
4142				/* Enabled in Driver */
4143		uint32_t	scm_enabled:1;
4144		uint32_t	edif_hw:1;
4145		uint32_t	edif_enabled:1;
4146		uint32_t	n2n_fw_acc_sec:1;
4147		uint32_t	plogi_template_valid:1;
4148		uint32_t	port_isolated:1;
4149		uint32_t	eeh_flush:2;
4150#define EEH_FLUSH_RDY  1
4151#define EEH_FLUSH_DONE 2
4152	} flags;
4153
4154	uint16_t max_exchg;
4155	uint16_t lr_distance;	/* 32G & above */
4156#define LR_DISTANCE_5K  1
4157#define LR_DISTANCE_10K 0
4158
4159	/* This spinlock is used to protect "io transactions", you must
4160	* acquire it before doing any IO to the card, eg with RD_REG*() and
4161	* WRT_REG*() for the duration of your entire commandtransaction.
4162	*
4163	* This spinlock is of lower priority than the io request lock.
4164	*/
4165
4166	spinlock_t	hardware_lock ____cacheline_aligned;
4167	int		bars;
4168	int		mem_only;
4169	device_reg_t *iobase;           /* Base I/O address */
4170	resource_size_t pio_address;
4171
4172#define MIN_IOBASE_LEN          0x100
4173	dma_addr_t		bar0_hdl;
4174
4175	void __iomem *cregbase;
4176	dma_addr_t		bar2_hdl;
4177#define BAR0_LEN_FX00			(1024 * 1024)
4178#define BAR2_LEN_FX00			(128 * 1024)
4179
4180	uint32_t		rqstq_intr_code;
4181	uint32_t		mbx_intr_code;
4182	uint32_t		req_que_len;
4183	uint32_t		rsp_que_len;
4184	uint32_t		req_que_off;
4185	uint32_t		rsp_que_off;
4186	unsigned long		eeh_jif;
4187
4188	/* Multi queue data structs */
4189	device_reg_t *mqiobase;
4190	device_reg_t *msixbase;
4191	uint16_t        msix_count;
4192	uint8_t         mqenable;
4193	struct req_que **req_q_map;
4194	struct rsp_que **rsp_q_map;
4195	struct qla_qpair **queue_pair_map;
4196	struct qla_qpair **qp_cpu_map;
4197	unsigned long req_qid_map[(QLA_MAX_QUEUES / 8) / sizeof(unsigned long)];
4198	unsigned long rsp_qid_map[(QLA_MAX_QUEUES / 8) / sizeof(unsigned long)];
4199	unsigned long qpair_qid_map[(QLA_MAX_QUEUES / 8)
4200		/ sizeof(unsigned long)];
4201	uint8_t 	max_req_queues;
4202	uint8_t 	max_rsp_queues;
4203	uint8_t		max_qpairs;
4204	uint8_t		num_qpairs;
4205	struct qla_qpair *base_qpair;
4206	struct qla_npiv_entry *npiv_info;
4207	uint16_t	nvram_npiv_size;
4208
4209	uint16_t        switch_cap;
4210#define FLOGI_SEQ_DEL           BIT_8
4211#define FLOGI_MID_SUPPORT       BIT_10
4212#define FLOGI_VSAN_SUPPORT      BIT_12
4213#define FLOGI_SP_SUPPORT        BIT_13
4214
4215	uint8_t		port_no;		/* Physical port of adapter */
4216	uint8_t		exch_starvation;
4217
4218	/* Timeout timers. */
4219	uint8_t 	loop_down_abort_time;    /* port down timer */
4220	atomic_t	loop_down_timer;         /* loop down timer */
4221	uint8_t		link_down_timeout;       /* link down timeout */
4222	uint16_t	max_loop_id;
4223	uint16_t	max_fibre_devices;	/* Maximum number of targets */
4224
4225	uint16_t	fb_rev;
4226	uint16_t	min_external_loopid;    /* First external loop Id */
4227
4228#define PORT_SPEED_UNKNOWN 0xFFFF
4229#define PORT_SPEED_1GB  0x00
4230#define PORT_SPEED_2GB  0x01
4231#define PORT_SPEED_AUTO 0x02
4232#define PORT_SPEED_4GB  0x03
4233#define PORT_SPEED_8GB  0x04
4234#define PORT_SPEED_16GB 0x05
4235#define PORT_SPEED_32GB 0x06
4236#define PORT_SPEED_64GB 0x07
4237#define PORT_SPEED_10GB	0x13
4238	uint16_t	link_data_rate;         /* F/W operating speed */
4239	uint16_t	set_data_rate;		/* Set by user */
4240
4241	uint8_t		current_topology;
4242	uint8_t		prev_topology;
4243#define ISP_CFG_NL	1
4244#define ISP_CFG_N	2
4245#define ISP_CFG_FL	4
4246#define ISP_CFG_F	8
4247
4248	uint8_t		operating_mode;         /* F/W operating mode */
4249#define LOOP      0
4250#define P2P       1
4251#define LOOP_P2P  2
4252#define P2P_LOOP  3
4253	uint8_t		interrupts_on;
4254	uint32_t	isp_abort_cnt;
4255#define PCI_DEVICE_ID_QLOGIC_ISP2532    0x2532
4256#define PCI_DEVICE_ID_QLOGIC_ISP8432    0x8432
4257#define PCI_DEVICE_ID_QLOGIC_ISP8001	0x8001
4258#define PCI_DEVICE_ID_QLOGIC_ISP8031	0x8031
4259#define PCI_DEVICE_ID_QLOGIC_ISP2031	0x2031
4260#define PCI_DEVICE_ID_QLOGIC_ISP2071	0x2071
4261#define PCI_DEVICE_ID_QLOGIC_ISP2271	0x2271
4262#define PCI_DEVICE_ID_QLOGIC_ISP2261	0x2261
4263#define PCI_DEVICE_ID_QLOGIC_ISP2061	0x2061
4264#define PCI_DEVICE_ID_QLOGIC_ISP2081	0x2081
4265#define PCI_DEVICE_ID_QLOGIC_ISP2089	0x2089
4266#define PCI_DEVICE_ID_QLOGIC_ISP2281	0x2281
4267#define PCI_DEVICE_ID_QLOGIC_ISP2289	0x2289
4268
4269	uint32_t	isp_type;
4270#define DT_ISP2100                      BIT_0
4271#define DT_ISP2200                      BIT_1
4272#define DT_ISP2300                      BIT_2
4273#define DT_ISP2312                      BIT_3
4274#define DT_ISP2322                      BIT_4
4275#define DT_ISP6312                      BIT_5
4276#define DT_ISP6322                      BIT_6
4277#define DT_ISP2422                      BIT_7
4278#define DT_ISP2432                      BIT_8
4279#define DT_ISP5422                      BIT_9
4280#define DT_ISP5432                      BIT_10
4281#define DT_ISP2532                      BIT_11
4282#define DT_ISP8432                      BIT_12
4283#define DT_ISP8001			BIT_13
4284#define DT_ISP8021			BIT_14
4285#define DT_ISP2031			BIT_15
4286#define DT_ISP8031			BIT_16
4287#define DT_ISPFX00			BIT_17
4288#define DT_ISP8044			BIT_18
4289#define DT_ISP2071			BIT_19
4290#define DT_ISP2271			BIT_20
4291#define DT_ISP2261			BIT_21
4292#define DT_ISP2061			BIT_22
4293#define DT_ISP2081			BIT_23
4294#define DT_ISP2089			BIT_24
4295#define DT_ISP2281			BIT_25
4296#define DT_ISP2289			BIT_26
4297#define DT_ISP_LAST			(DT_ISP2289 << 1)
4298
4299	uint32_t	device_type;
4300#define DT_T10_PI                       BIT_25
4301#define DT_IIDMA                        BIT_26
4302#define DT_FWI2                         BIT_27
4303#define DT_ZIO_SUPPORTED                BIT_28
4304#define DT_OEM_001                      BIT_29
4305#define DT_ISP2200A                     BIT_30
4306#define DT_EXTENDED_IDS                 BIT_31
4307
4308#define DT_MASK(ha)     ((ha)->isp_type & (DT_ISP_LAST - 1))
4309#define IS_QLA2100(ha)  (DT_MASK(ha) & DT_ISP2100)
4310#define IS_QLA2200(ha)  (DT_MASK(ha) & DT_ISP2200)
4311#define IS_QLA2300(ha)  (DT_MASK(ha) & DT_ISP2300)
4312#define IS_QLA2312(ha)  (DT_MASK(ha) & DT_ISP2312)
4313#define IS_QLA2322(ha)  (DT_MASK(ha) & DT_ISP2322)
4314#define IS_QLA6312(ha)  (DT_MASK(ha) & DT_ISP6312)
4315#define IS_QLA6322(ha)  (DT_MASK(ha) & DT_ISP6322)
4316#define IS_QLA2422(ha)  (DT_MASK(ha) & DT_ISP2422)
4317#define IS_QLA2432(ha)  (DT_MASK(ha) & DT_ISP2432)
4318#define IS_QLA5422(ha)  (DT_MASK(ha) & DT_ISP5422)
4319#define IS_QLA5432(ha)  (DT_MASK(ha) & DT_ISP5432)
4320#define IS_QLA2532(ha)  (DT_MASK(ha) & DT_ISP2532)
4321#define IS_QLA8432(ha)  (DT_MASK(ha) & DT_ISP8432)
4322#define IS_QLA8001(ha)	(DT_MASK(ha) & DT_ISP8001)
4323#define IS_QLA81XX(ha)	(IS_QLA8001(ha))
4324#define IS_QLA82XX(ha)	(DT_MASK(ha) & DT_ISP8021)
4325#define IS_QLA8044(ha)  (DT_MASK(ha) & DT_ISP8044)
4326#define IS_QLA2031(ha)	(DT_MASK(ha) & DT_ISP2031)
4327#define IS_QLA8031(ha)	(DT_MASK(ha) & DT_ISP8031)
4328#define IS_QLAFX00(ha)	(DT_MASK(ha) & DT_ISPFX00)
4329#define IS_QLA2071(ha)	(DT_MASK(ha) & DT_ISP2071)
4330#define IS_QLA2271(ha)	(DT_MASK(ha) & DT_ISP2271)
4331#define IS_QLA2261(ha)	(DT_MASK(ha) & DT_ISP2261)
4332#define IS_QLA2081(ha)	(DT_MASK(ha) & DT_ISP2081)
4333#define IS_QLA2281(ha)	(DT_MASK(ha) & DT_ISP2281)
4334
4335#define IS_QLA23XX(ha)  (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA2322(ha) || \
4336			IS_QLA6312(ha) || IS_QLA6322(ha))
4337#define IS_QLA24XX(ha)  (IS_QLA2422(ha) || IS_QLA2432(ha))
4338#define IS_QLA54XX(ha)  (IS_QLA5422(ha) || IS_QLA5432(ha))
4339#define IS_QLA25XX(ha)  (IS_QLA2532(ha))
4340#define IS_QLA83XX(ha)	(IS_QLA2031(ha) || IS_QLA8031(ha))
4341#define IS_QLA84XX(ha)  (IS_QLA8432(ha))
4342#define IS_QLA27XX(ha)  (IS_QLA2071(ha) || IS_QLA2271(ha) || IS_QLA2261(ha))
4343#define IS_QLA28XX(ha)	(IS_QLA2081(ha) || IS_QLA2281(ha))
4344#define IS_QLA24XX_TYPE(ha)     (IS_QLA24XX(ha) || IS_QLA54XX(ha) || \
4345				IS_QLA84XX(ha))
4346#define IS_CNA_CAPABLE(ha)	(IS_QLA81XX(ha) || IS_QLA82XX(ha) || \
4347				IS_QLA8031(ha) || IS_QLA8044(ha))
4348#define IS_P3P_TYPE(ha)		(IS_QLA82XX(ha) || IS_QLA8044(ha))
4349#define IS_QLA2XXX_MIDTYPE(ha)	(IS_QLA24XX(ha) || IS_QLA84XX(ha) || \
4350				IS_QLA25XX(ha) || IS_QLA81XX(ha) || \
4351				IS_QLA82XX(ha) || IS_QLA83XX(ha) || \
4352				IS_QLA8044(ha) || IS_QLA27XX(ha) || \
4353				IS_QLA28XX(ha))
4354#define IS_MSIX_NACK_CAPABLE(ha) (IS_QLA81XX(ha) || IS_QLA83XX(ha) || \
4355				IS_QLA27XX(ha) || IS_QLA28XX(ha))
4356#define IS_NOPOLLING_TYPE(ha)	(IS_QLA81XX(ha) && (ha)->flags.msix_enabled)
4357#define IS_FAC_REQUIRED(ha)	(IS_QLA81XX(ha) || IS_QLA83XX(ha) || \
4358				IS_QLA27XX(ha) || IS_QLA28XX(ha))
4359#define IS_NOCACHE_VPD_TYPE(ha)	(IS_QLA81XX(ha) || IS_QLA83XX(ha) || \
4360				IS_QLA27XX(ha) || IS_QLA28XX(ha))
4361#define IS_ALOGIO_CAPABLE(ha)	(IS_QLA23XX(ha) || IS_FWI2_CAPABLE(ha))
4362
4363#define IS_T10_PI_CAPABLE(ha)   ((ha)->device_type & DT_T10_PI)
4364#define IS_IIDMA_CAPABLE(ha)    ((ha)->device_type & DT_IIDMA)
4365#define IS_FWI2_CAPABLE(ha)     ((ha)->device_type & DT_FWI2)
4366#define IS_ZIO_SUPPORTED(ha)    ((ha)->device_type & DT_ZIO_SUPPORTED)
4367#define IS_OEM_001(ha)          ((ha)->device_type & DT_OEM_001)
4368#define HAS_EXTENDED_IDS(ha)    ((ha)->device_type & DT_EXTENDED_IDS)
4369#define IS_CT6_SUPPORTED(ha)	((ha)->device_type & DT_CT6_SUPPORTED)
4370#define IS_MQUE_CAPABLE(ha)	(IS_QLA83XX(ha) || IS_QLA27XX(ha) || \
4371				 IS_QLA28XX(ha))
4372#define IS_BIDI_CAPABLE(ha) \
4373    (IS_QLA25XX(ha) || IS_QLA2031(ha) || IS_QLA27XX(ha) || IS_QLA28XX(ha))
4374/* Bit 21 of fw_attributes decides the MCTP capabilities */
4375#define IS_MCTP_CAPABLE(ha)	(IS_QLA2031(ha) && \
4376				((ha)->fw_attributes_ext[0] & BIT_0))
4377#define QLA_ABTS_FW_ENABLED(_ha)       ((_ha)->fw_attributes_ext[0] & BIT_14)
4378#define QLA_SRB_NVME_LS(_sp) ((_sp)->type == SRB_NVME_LS)
4379#define QLA_SRB_NVME_CMD(_sp) ((_sp)->type == SRB_NVME_CMD)
4380#define QLA_NVME_IOS(_sp) (QLA_SRB_NVME_CMD(_sp) || QLA_SRB_NVME_LS(_sp))
4381#define QLA_LS_ABTS_WAIT_ENABLED(_sp) \
4382	(QLA_SRB_NVME_LS(_sp) && QLA_ABTS_FW_ENABLED(_sp->fcport->vha->hw))
4383#define QLA_CMD_ABTS_WAIT_ENABLED(_sp) \
4384	(QLA_SRB_NVME_CMD(_sp) && QLA_ABTS_FW_ENABLED(_sp->fcport->vha->hw))
4385#define QLA_ABTS_WAIT_ENABLED(_sp) \
4386	(QLA_NVME_IOS(_sp) && QLA_ABTS_FW_ENABLED(_sp->fcport->vha->hw))
4387
4388#define IS_PI_UNINIT_CAPABLE(ha)	(IS_QLA83XX(ha) || IS_QLA27XX(ha) || \
4389					 IS_QLA28XX(ha))
4390#define IS_PI_IPGUARD_CAPABLE(ha)	(IS_QLA83XX(ha) || IS_QLA27XX(ha) || \
4391					 IS_QLA28XX(ha))
4392#define IS_PI_DIFB_DIX0_CAPABLE(ha)	(0)
4393#define IS_PI_SPLIT_DET_CAPABLE_HBA(ha)	(IS_QLA83XX(ha) || IS_QLA27XX(ha) || \
4394					IS_QLA28XX(ha))
4395#define IS_PI_SPLIT_DET_CAPABLE(ha)	(IS_PI_SPLIT_DET_CAPABLE_HBA(ha) && \
4396    (((ha)->fw_attributes_h << 16 | (ha)->fw_attributes) & BIT_22))
4397#define IS_ATIO_MSIX_CAPABLE(ha) (IS_QLA83XX(ha) || IS_QLA27XX(ha) || \
4398				IS_QLA28XX(ha))
4399#define IS_TGT_MODE_CAPABLE(ha)	(ha->tgt.atio_q_length)
4400#define IS_SHADOW_REG_CAPABLE(ha)  (IS_QLA27XX(ha) || IS_QLA28XX(ha))
4401#define IS_DPORT_CAPABLE(ha)  (IS_QLA83XX(ha) || IS_QLA27XX(ha) || \
4402				IS_QLA28XX(ha))
4403#define IS_FAWWN_CAPABLE(ha)	(IS_QLA83XX(ha) || IS_QLA27XX(ha) || \
4404				IS_QLA28XX(ha))
4405#define IS_EXCHG_OFFLD_CAPABLE(ha) \
4406	(IS_QLA81XX(ha) || IS_QLA83XX(ha) || IS_QLA27XX(ha) || IS_QLA28XX(ha))
4407#define IS_EXLOGIN_OFFLD_CAPABLE(ha) \
4408	(IS_QLA25XX(ha) || IS_QLA81XX(ha) || IS_QLA83XX(ha) || \
4409	 IS_QLA27XX(ha) || IS_QLA28XX(ha))
4410#define USE_ASYNC_SCAN(ha) (IS_QLA25XX(ha) || IS_QLA81XX(ha) ||\
4411	IS_QLA83XX(ha) || IS_QLA27XX(ha) || IS_QLA28XX(ha))
4412
4413#define IS_ZIO_THRESHOLD_CAPABLE(ha) \
4414	((IS_QLA83XX(ha) || IS_QLA27XX(ha) || IS_QLA28XX(ha)) &&\
4415	 (ha->zio_mode == QLA_ZIO_MODE_6))
4416
4417	/* HBA serial number */
4418	uint8_t		serial0;
4419	uint8_t		serial1;
4420	uint8_t		serial2;
4421
4422	/* NVRAM configuration data */
4423#define MAX_NVRAM_SIZE  4096
4424#define VPD_OFFSET      (MAX_NVRAM_SIZE / 2)
4425	uint16_t	nvram_size;
4426	uint16_t	nvram_base;
4427	void		*nvram;
4428	uint16_t	vpd_size;
4429	uint16_t	vpd_base;
4430	void		*vpd;
4431
4432	uint16_t	loop_reset_delay;
4433	uint8_t		retry_count;
4434	uint8_t		login_timeout;
4435	uint16_t	r_a_tov;
4436	int		port_down_retry_count;
4437	uint8_t		mbx_count;
4438	uint8_t		aen_mbx_count;
4439	atomic_t	num_pend_mbx_stage1;
4440	atomic_t	num_pend_mbx_stage2;
4441	uint16_t	frame_payload_size;
4442
4443	uint32_t	login_retry_count;
4444	/* SNS command interfaces. */
4445	ms_iocb_entry_t		*ms_iocb;
4446	dma_addr_t		ms_iocb_dma;
4447	struct ct_sns_pkt	*ct_sns;
4448	dma_addr_t		ct_sns_dma;
4449	/* SNS command interfaces for 2200. */
4450	struct sns_cmd_pkt	*sns_cmd;
4451	dma_addr_t		sns_cmd_dma;
4452
4453#define SFP_DEV_SIZE    512
4454#define SFP_BLOCK_SIZE  64
4455#define SFP_RTDI_LEN	SFP_BLOCK_SIZE
4456
4457	void		*sfp_data;
4458	dma_addr_t	sfp_data_dma;
4459
4460	struct qla_flt_header *flt;
4461	dma_addr_t	flt_dma;
4462
4463#define XGMAC_DATA_SIZE	4096
4464	void		*xgmac_data;
4465	dma_addr_t	xgmac_data_dma;
4466
4467#define DCBX_TLV_DATA_SIZE 4096
4468	void		*dcbx_tlv;
4469	dma_addr_t	dcbx_tlv_dma;
4470
4471	struct task_struct	*dpc_thread;
4472	uint8_t dpc_active;                  /* DPC routine is active */
4473
4474	dma_addr_t	gid_list_dma;
4475	struct gid_list_info *gid_list;
4476	int		gid_list_info_size;
4477
4478	/* Small DMA pool allocations -- maximum 256 bytes in length. */
4479#define DMA_POOL_SIZE   256
4480	struct dma_pool *s_dma_pool;
4481
4482	dma_addr_t	init_cb_dma;
4483	init_cb_t	*init_cb;
4484	int		init_cb_size;
4485	dma_addr_t	ex_init_cb_dma;
4486	struct ex_init_cb_81xx *ex_init_cb;
4487	dma_addr_t	sf_init_cb_dma;
4488	struct init_sf_cb *sf_init_cb;
4489
4490	void		*scm_fpin_els_buff;
4491	uint64_t	scm_fpin_els_buff_size;
4492	bool		scm_fpin_valid;
4493	bool		scm_fpin_payload_size;
4494
4495	void		*async_pd;
4496	dma_addr_t	async_pd_dma;
4497
4498#define ENABLE_EXTENDED_LOGIN	BIT_7
4499
4500	/* Extended Logins  */
4501	void		*exlogin_buf;
4502	dma_addr_t	exlogin_buf_dma;
4503	uint32_t	exlogin_size;
4504
4505#define ENABLE_EXCHANGE_OFFLD	BIT_2
4506
4507	/* Exchange Offload */
4508	void		*exchoffld_buf;
4509	dma_addr_t	exchoffld_buf_dma;
4510	int		exchoffld_size;
4511	int 		exchoffld_count;
4512
4513	/* n2n */
4514	struct fc_els_flogi plogi_els_payld;
4515
4516	void            *swl;
4517
4518	/* These are used by mailbox operations. */
4519	uint16_t mailbox_out[MAILBOX_REGISTER_COUNT];
4520	uint32_t mailbox_out32[MAILBOX_REGISTER_COUNT];
4521	uint32_t aenmb[AEN_MAILBOX_REGISTER_COUNT_FX00];
4522
4523	mbx_cmd_t	*mcp;
4524	struct mbx_cmd_32	*mcp32;
4525
4526	unsigned long	mbx_cmd_flags;
4527#define MBX_INTERRUPT		1
4528#define MBX_INTR_WAIT		2
4529#define MBX_UPDATE_FLASH_ACTIVE	3
4530
4531	struct mutex vport_lock;        /* Virtual port synchronization */
4532	spinlock_t vport_slock; /* order is hardware_lock, then vport_slock */
4533	struct mutex mq_lock;        /* multi-queue synchronization */
4534	struct completion mbx_cmd_comp; /* Serialize mbx access */
4535	struct completion mbx_intr_comp;  /* Used for completion notification */
4536	struct completion dcbx_comp;	/* For set port config notification */
4537	struct completion lb_portup_comp; /* Used to wait for link up during
4538					   * loopback */
4539#define DCBX_COMP_TIMEOUT	20
4540#define LB_PORTUP_COMP_TIMEOUT	10
4541
4542	int notify_dcbx_comp;
4543	int notify_lb_portup_comp;
4544	struct mutex selflogin_lock;
4545
4546	/* Basic firmware related information. */
4547	uint16_t	fw_major_version;
4548	uint16_t	fw_minor_version;
4549	uint16_t	fw_subminor_version;
4550	uint16_t	fw_attributes;
4551	uint16_t	fw_attributes_h;
4552#define FW_ATTR_H_NVME_FBURST 	BIT_1
4553#define FW_ATTR_H_NVME		BIT_10
4554#define FW_ATTR_H_NVME_UPDATED  BIT_14
4555
4556	/* About firmware SCM support */
4557#define FW_ATTR_EXT0_SCM_SUPPORTED	BIT_12
4558	/* Brocade fabric attached */
4559#define FW_ATTR_EXT0_SCM_BROCADE	0x00001000
4560	/* Cisco fabric attached */
4561#define FW_ATTR_EXT0_SCM_CISCO		0x00002000
4562#define FW_ATTR_EXT0_NVME2	BIT_13
4563#define FW_ATTR_EXT0_EDIF	BIT_5
4564	uint16_t	fw_attributes_ext[2];
4565	uint32_t	fw_memory_size;
4566	uint32_t	fw_transfer_size;
4567	uint32_t	fw_srisc_address;
4568#define RISC_START_ADDRESS_2100 0x1000
4569#define RISC_START_ADDRESS_2300 0x800
4570#define RISC_START_ADDRESS_2400 0x100000
4571
4572	uint16_t	orig_fw_tgt_xcb_count;
4573	uint16_t	cur_fw_tgt_xcb_count;
4574	uint16_t	orig_fw_xcb_count;
4575	uint16_t	cur_fw_xcb_count;
4576	uint16_t	orig_fw_iocb_count;
4577	uint16_t	cur_fw_iocb_count;
4578	uint16_t	fw_max_fcf_count;
4579
4580	uint32_t	fw_shared_ram_start;
4581	uint32_t	fw_shared_ram_end;
4582	uint32_t	fw_ddr_ram_start;
4583	uint32_t	fw_ddr_ram_end;
4584
4585	uint16_t	fw_options[16];         /* slots: 1,2,3,10,11 */
4586	uint8_t		fw_seriallink_options[4];
4587	__le16		fw_seriallink_options24[4];
4588
4589	uint8_t		serdes_version[3];
4590	uint8_t		mpi_version[3];
4591	uint32_t	mpi_capabilities;
4592	uint8_t		phy_version[3];
4593	uint8_t		pep_version[3];
4594
4595	/* Firmware dump template */
4596	struct fwdt {
4597		void *template;
4598		ulong length;
4599		ulong dump_size;
4600	} fwdt[2];
4601	struct qla2xxx_fw_dump *fw_dump;
4602	uint32_t	fw_dump_len;
4603	u32		fw_dump_alloc_len;
4604	bool		fw_dumped;
4605	unsigned long	fw_dump_cap_flags;
4606#define RISC_PAUSE_CMPL		0
4607#define DMA_SHUTDOWN_CMPL	1
4608#define ISP_RESET_CMPL		2
4609#define RISC_RDY_AFT_RESET	3
4610#define RISC_SRAM_DUMP_CMPL	4
4611#define RISC_EXT_MEM_DUMP_CMPL	5
4612#define ISP_MBX_RDY		6
4613#define ISP_SOFT_RESET_CMPL	7
4614	int		fw_dump_reading;
4615	void		*mpi_fw_dump;
4616	u32		mpi_fw_dump_len;
4617	unsigned int	mpi_fw_dump_reading:1;
4618	unsigned int	mpi_fw_dumped:1;
4619	int		prev_minidump_failed;
4620	dma_addr_t	eft_dma;
4621	void		*eft;
4622/* Current size of mctp dump is 0x086064 bytes */
4623#define MCTP_DUMP_SIZE  0x086064
4624	dma_addr_t	mctp_dump_dma;
4625	void		*mctp_dump;
4626	int		mctp_dumped;
4627	int		mctp_dump_reading;
4628	uint32_t	chain_offset;
4629	struct dentry *dfs_dir;
4630	struct dentry *dfs_fce;
4631	struct dentry *dfs_tgt_counters;
4632	struct dentry *dfs_fw_resource_cnt;
4633
4634	dma_addr_t	fce_dma;
4635	void		*fce;
4636	uint32_t	fce_bufs;
4637	uint16_t	fce_mb[8];
4638	uint64_t	fce_wr, fce_rd;
4639	struct mutex	fce_mutex;
4640
4641	uint32_t	pci_attr;
4642	uint16_t	chip_revision;
4643
4644	uint16_t	product_id[4];
4645
4646	uint8_t		model_number[16+1];
4647	char		model_desc[80];
4648	uint8_t		adapter_id[16+1];
4649
4650	/* Option ROM information. */
4651	char		*optrom_buffer;
4652	uint32_t	optrom_size;
4653	int		optrom_state;
4654#define QLA_SWAITING	0
4655#define QLA_SREADING	1
4656#define QLA_SWRITING	2
4657	uint32_t	optrom_region_start;
4658	uint32_t	optrom_region_size;
4659	struct mutex	optrom_mutex;
4660
4661/* PCI expansion ROM image information. */
4662#define ROM_CODE_TYPE_BIOS	0
4663#define ROM_CODE_TYPE_FCODE	1
4664#define ROM_CODE_TYPE_EFI	3
4665	uint8_t 	bios_revision[2];
4666	uint8_t 	efi_revision[2];
4667	uint8_t 	fcode_revision[16];
4668	uint32_t	fw_revision[4];
4669
4670	uint32_t	gold_fw_version[4];
4671
4672	/* Offsets for flash/nvram access (set to ~0 if not used). */
4673	uint32_t	flash_conf_off;
4674	uint32_t	flash_data_off;
4675	uint32_t	nvram_conf_off;
4676	uint32_t	nvram_data_off;
4677
4678	uint32_t	fdt_wrt_disable;
4679	uint32_t	fdt_wrt_enable;
4680	uint32_t	fdt_erase_cmd;
4681	uint32_t	fdt_block_size;
4682	uint32_t	fdt_unprotect_sec_cmd;
4683	uint32_t	fdt_protect_sec_cmd;
4684	uint32_t	fdt_wrt_sts_reg_cmd;
4685
4686	struct {
4687		uint32_t	flt_region_flt;
4688		uint32_t	flt_region_fdt;
4689		uint32_t	flt_region_boot;
4690		uint32_t	flt_region_boot_sec;
4691		uint32_t	flt_region_fw;
4692		uint32_t	flt_region_fw_sec;
4693		uint32_t	flt_region_vpd_nvram;
4694		uint32_t	flt_region_vpd_nvram_sec;
4695		uint32_t	flt_region_vpd;
4696		uint32_t	flt_region_vpd_sec;
4697		uint32_t	flt_region_nvram;
4698		uint32_t	flt_region_nvram_sec;
4699		uint32_t	flt_region_npiv_conf;
4700		uint32_t	flt_region_gold_fw;
4701		uint32_t	flt_region_fcp_prio;
4702		uint32_t	flt_region_bootload;
4703		uint32_t	flt_region_img_status_pri;
4704		uint32_t	flt_region_img_status_sec;
4705		uint32_t	flt_region_aux_img_status_pri;
4706		uint32_t	flt_region_aux_img_status_sec;
4707	};
4708	uint8_t         active_image;
4709	uint8_t active_tmf;
4710#define MAX_ACTIVE_TMF 8
4711
4712	/* Needed for BEACON */
4713	uint16_t        beacon_blink_led;
4714	uint8_t         beacon_color_state;
4715#define QLA_LED_GRN_ON		0x01
4716#define QLA_LED_YLW_ON		0x02
4717#define QLA_LED_ABR_ON		0x04
4718#define QLA_LED_ALL_ON		0x07	/* yellow, green, amber. */
4719					/* ISP2322: red, green, amber. */
4720	uint16_t        zio_mode;
4721	uint16_t        zio_timer;
4722
4723	struct qla_msix_entry *msix_entries;
4724
4725	struct list_head tmf_pending;
4726	struct list_head tmf_active;
4727	struct list_head        vp_list;        /* list of VP */
4728	unsigned long   vp_idx_map[(MAX_MULTI_ID_FABRIC / 8) /
4729			sizeof(unsigned long)];
4730	uint16_t        num_vhosts;     /* number of vports created */
4731	uint16_t        num_vsans;      /* number of vsan created */
4732	uint16_t        max_npiv_vports;        /* 63 or 125 per topoloty */
4733	int             cur_vport_count;
4734
4735	struct qla_chip_state_84xx *cs84xx;
4736	struct isp_operations *isp_ops;
4737	struct workqueue_struct *wq;
4738	struct work_struct heartbeat_work;
4739	struct qlfc_fw fw_buf;
4740	unsigned long last_heartbeat_run_jiffies;
4741
4742	/* FCP_CMND priority support */
4743	struct qla_fcp_prio_cfg *fcp_prio_cfg;
4744
4745	struct dma_pool *dl_dma_pool;
4746#define DSD_LIST_DMA_POOL_SIZE  512
4747
4748	struct dma_pool *fcp_cmnd_dma_pool;
4749	mempool_t       *ctx_mempool;
4750#define FCP_CMND_DMA_POOL_SIZE 512
4751
4752	void __iomem	*nx_pcibase;		/* Base I/O address */
4753	void __iomem	*nxdb_rd_ptr;		/* Doorbell read pointer */
4754	void __iomem	*nxdb_wr_ptr;		/* Door bell write pointer */
4755
4756	uint32_t	crb_win;
4757	uint32_t	curr_window;
4758	uint32_t	ddr_mn_window;
4759	unsigned long	mn_win_crb;
4760	unsigned long	ms_win_crb;
4761	int		qdr_sn_window;
4762	uint32_t	fcoe_dev_init_timeout;
4763	uint32_t	fcoe_reset_timeout;
4764	rwlock_t	hw_lock;
4765	uint16_t	portnum;		/* port number */
4766	int		link_width;
4767	struct fw_blob	*hablob;
4768	struct qla82xx_legacy_intr_set nx_legacy_intr;
4769
4770	uint8_t fw_type;
4771	uint32_t file_prd_off;	/* File firmware product offset */
4772
4773	uint32_t	md_template_size;
4774	void		*md_tmplt_hdr;
4775	dma_addr_t      md_tmplt_hdr_dma;
4776	void            *md_dump;
4777	uint32_t	md_dump_size;
4778
4779	void		*loop_id_map;
4780
4781	/* QLA83XX IDC specific fields */
4782	uint32_t	idc_audit_ts;
4783	uint32_t	idc_extend_tmo;
4784
4785	/* DPC low-priority workqueue */
4786	struct workqueue_struct *dpc_lp_wq;
4787	struct work_struct idc_aen;
4788	/* DPC high-priority workqueue */
4789	struct workqueue_struct *dpc_hp_wq;
4790	struct work_struct nic_core_reset;
4791	struct work_struct idc_state_handler;
4792	struct work_struct nic_core_unrecoverable;
4793	struct work_struct board_disable;
4794
4795	struct mr_data_fx00 mr;
4796	uint32_t chip_reset;
4797
4798	struct qlt_hw_data tgt;
4799	int	allow_cna_fw_dump;
4800	uint32_t fw_ability_mask;
4801	uint16_t min_supported_speed;
4802	uint16_t max_supported_speed;
4803
4804	/* DMA pool for the DIF bundling buffers */
4805	struct dma_pool *dif_bundl_pool;
4806	#define DIF_BUNDLING_DMA_POOL_SIZE  1024
4807	struct {
4808		struct {
4809			struct list_head head;
4810			uint count;
4811		} good;
4812		struct {
4813			struct list_head head;
4814			uint count;
4815		} unusable;
4816	} pool;
4817
4818	unsigned long long dif_bundle_crossed_pages;
4819	unsigned long long dif_bundle_reads;
4820	unsigned long long dif_bundle_writes;
4821	unsigned long long dif_bundle_kallocs;
4822	unsigned long long dif_bundle_dma_allocs;
4823
4824	atomic_t        nvme_active_aen_cnt;
4825	uint16_t        nvme_last_rptd_aen;             /* Last recorded aen count */
4826
4827	uint8_t fc4_type_priority;
4828
4829	atomic_t zio_threshold;
4830	uint16_t last_zio_threshold;
4831
4832#define DEFAULT_ZIO_THRESHOLD 5
4833
4834	struct qla_hw_data_stat stat;
4835	pci_error_state_t pci_error_state;
4836	struct dma_pool *purex_dma_pool;
4837	struct btree_head32 host_map;
4838
4839#define EDIF_NUM_SA_INDEX	512
4840#define EDIF_TX_SA_INDEX_BASE	EDIF_NUM_SA_INDEX
4841	void *edif_rx_sa_id_map;
4842	void *edif_tx_sa_id_map;
4843	spinlock_t sadb_fp_lock;
4844
4845	struct list_head sadb_tx_index_list;
4846	struct list_head sadb_rx_index_list;
4847	spinlock_t sadb_lock;	/* protects list */
4848	struct els_reject elsrej;
4849	u8 edif_post_stop_cnt_down;
4850	struct qla_vp_map *vp_map;
4851	struct qla_nvme_fc_rjt lsrjt;
4852	struct qla_fw_res fwres ____cacheline_aligned;
4853};
4854
4855#define RX_ELS_SIZE (roundup(sizeof(struct enode) + ELS_MAX_PAYLOAD, SMP_CACHE_BYTES))
4856
4857struct active_regions {
4858	uint8_t global;
4859	struct {
4860		uint8_t board_config;
4861		uint8_t vpd_nvram;
4862		uint8_t npiv_config_0_1;
4863		uint8_t npiv_config_2_3;
4864		uint8_t nvme_params;
4865	} aux;
4866};
4867
4868#define FW_ABILITY_MAX_SPEED_MASK	0xFUL
4869#define FW_ABILITY_MAX_SPEED_16G	0x0
4870#define FW_ABILITY_MAX_SPEED_32G	0x1
4871#define FW_ABILITY_MAX_SPEED(ha)	\
4872	(ha->fw_ability_mask & FW_ABILITY_MAX_SPEED_MASK)
4873
4874#define QLA_GET_DATA_RATE	0
4875#define QLA_SET_DATA_RATE_NOLR	1
4876#define QLA_SET_DATA_RATE_LR	2 /* Set speed and initiate LR */
4877
4878#define QLA_DEFAULT_PAYLOAD_SIZE	64
4879/*
4880 * This item might be allocated with a size > sizeof(struct purex_item).
4881 * The "size" variable gives the size of the payload (which
4882 * is variable) starting at "iocb".
4883 */
4884struct purex_item {
4885	void *purls_context;
4886	struct list_head list;
4887	struct scsi_qla_host *vha;
4888	void (*process_item)(struct scsi_qla_host *vha,
4889			     struct purex_item *pkt);
4890	atomic_t in_use;
4891	uint16_t size;
4892	struct {
4893		uint8_t iocb[64];
4894	} iocb;
4895};
4896
4897#include "qla_edif.h"
4898
4899#define SCM_FLAG_RDF_REJECT		0x00
4900#define SCM_FLAG_RDF_COMPLETED		0x01
4901
4902#define QLA_CON_PRIMITIVE_RECEIVED	0x1
4903#define QLA_CONGESTION_ARB_WARNING	0x1
4904#define QLA_CONGESTION_ARB_ALARM	0X2
4905
4906/*
4907 * Qlogic scsi host structure
4908 */
4909typedef struct scsi_qla_host {
4910	struct list_head list;
4911	struct list_head vp_fcports;	/* list of fcports */
4912	struct list_head work_list;
4913	spinlock_t work_lock;
4914	struct work_struct iocb_work;
4915
4916	/* Commonly used flags and state information. */
4917	struct Scsi_Host *host;
4918	unsigned long	host_no;
4919	uint8_t		host_str[16];
4920
4921	volatile struct {
4922		uint32_t	init_done		:1;
4923		uint32_t	online			:1;
4924		uint32_t	reset_active		:1;
4925
4926		uint32_t	management_server_logged_in :1;
4927		uint32_t	process_response_queue	:1;
4928		uint32_t	difdix_supported:1;
4929		uint32_t	delete_progress:1;
4930
4931		uint32_t	fw_tgt_reported:1;
4932		uint32_t	bbcr_enable:1;
4933		uint32_t	qpairs_available:1;
4934		uint32_t	qpairs_req_created:1;
4935		uint32_t	qpairs_rsp_created:1;
4936		uint32_t	nvme_enabled:1;
4937		uint32_t        nvme_first_burst:1;
4938		uint32_t        nvme2_enabled:1;
4939	} flags;
4940
4941	atomic_t	loop_state;
4942#define LOOP_TIMEOUT	1
4943#define LOOP_DOWN	2
4944#define LOOP_UP		3
4945#define LOOP_UPDATE	4
4946#define LOOP_READY	5
4947#define LOOP_DEAD	6
4948
4949	unsigned long   buf_expired;
4950	unsigned long   relogin_jif;
4951	unsigned long   dpc_flags;
4952#define RESET_MARKER_NEEDED	0	/* Send marker to ISP. */
4953#define RESET_ACTIVE		1
4954#define ISP_ABORT_NEEDED	2	/* Initiate ISP abort. */
4955#define ABORT_ISP_ACTIVE	3	/* ISP abort in progress. */
4956#define LOOP_RESYNC_NEEDED	4	/* Device Resync needed. */
4957#define LOOP_RESYNC_ACTIVE	5
4958#define LOCAL_LOOP_UPDATE	6	/* Perform a local loop update. */
4959#define RSCN_UPDATE		7	/* Perform an RSCN update. */
4960#define RELOGIN_NEEDED		8
4961#define REGISTER_FC4_NEEDED	9	/* SNS FC4 registration required. */
4962#define ISP_ABORT_RETRY		10	/* ISP aborted. */
4963#define BEACON_BLINK_NEEDED	11
4964#define REGISTER_FDMI_NEEDED	12
4965#define VP_DPC_NEEDED		14	/* wake up for VP dpc handling */
4966#define UNLOADING		15
4967#define NPIV_CONFIG_NEEDED	16
4968#define ISP_UNRECOVERABLE	17
4969#define FCOE_CTX_RESET_NEEDED	18	/* Initiate FCoE context reset */
4970#define MPI_RESET_NEEDED	19	/* Initiate MPI FW reset */
4971#define ISP_QUIESCE_NEEDED	20	/* Driver need some quiescence */
4972#define N2N_LINK_RESET		21
4973#define PORT_UPDATE_NEEDED	22
4974#define FX00_RESET_RECOVERY	23
4975#define FX00_TARGET_SCAN	24
4976#define FX00_CRITEMP_RECOVERY	25
4977#define FX00_HOST_INFO_RESEND	26
4978#define QPAIR_ONLINE_CHECK_NEEDED	27
4979#define DO_EEH_RECOVERY		28
4980#define DETECT_SFP_CHANGE	29
4981#define N2N_LOGIN_NEEDED	30
4982#define IOCB_WORK_ACTIVE	31
4983#define SET_ZIO_THRESHOLD_NEEDED 32
4984#define ISP_ABORT_TO_ROM	33
4985#define VPORT_DELETE		34
4986
4987#define PROCESS_PUREX_IOCB	63
4988
4989	unsigned long	pci_flags;
4990#define PFLG_DISCONNECTED	0	/* PCI device removed */
4991#define PFLG_DRIVER_REMOVING	1	/* PCI driver .remove */
4992#define PFLG_DRIVER_PROBING	2	/* PCI driver .probe */
4993
4994	uint32_t	device_flags;
4995#define SWITCH_FOUND		BIT_0
4996#define DFLG_NO_CABLE		BIT_1
4997#define DFLG_DEV_FAILED		BIT_5
4998
4999	/* ISP configuration data. */
5000	uint16_t	loop_id;		/* Host adapter loop id */
5001	uint16_t        self_login_loop_id;     /* host adapter loop id
5002						 * get it on self login
5003						 */
5004	fc_port_t       bidir_fcport;		/* fcport used for bidir cmnds
5005						 * no need of allocating it for
5006						 * each command
5007						 */
5008
5009	port_id_t	d_id;			/* Host adapter port id */
5010	uint8_t		marker_needed;
5011	uint16_t	mgmt_svr_loop_id;
5012
5013
5014
5015	/* Timeout timers. */
5016	uint8_t         loop_down_abort_time;    /* port down timer */
5017	atomic_t        loop_down_timer;         /* loop down timer */
5018	uint8_t         link_down_timeout;       /* link down timeout */
5019
5020	uint32_t        timer_active;
5021	struct timer_list        timer;
5022
5023	uint8_t		node_name[WWN_SIZE];
5024	uint8_t		port_name[WWN_SIZE];
5025	uint8_t		fabric_node_name[WWN_SIZE];
5026	uint8_t		fabric_port_name[WWN_SIZE];
5027
5028	struct		nvme_fc_local_port *nvme_local_port;
5029	struct completion nvme_del_done;
5030
5031	uint16_t	fcoe_vlan_id;
5032	uint16_t	fcoe_fcf_idx;
5033	uint8_t		fcoe_vn_port_mac[6];
5034
5035	/* list of commands waiting on workqueue */
5036	struct list_head	qla_cmd_list;
5037	struct list_head	unknown_atio_list;
5038	spinlock_t		cmd_list_lock;
5039	struct delayed_work	unknown_atio_work;
5040
5041	/* Counter to detect races between ELS and RSCN events */
5042	atomic_t		generation_tick;
5043	atomic_t		rscn_gen;
5044	/* Time when global fcport update has been scheduled */
5045	int			total_fcport_update_gen;
5046	/* List of pending LOGOs, protected by tgt_mutex */
5047	struct list_head	logo_list;
5048	/* List of pending PLOGI acks, protected by hw lock */
5049	struct list_head	plogi_ack_list;
5050
5051	struct list_head	qp_list;
5052
5053	uint32_t	vp_abort_cnt;
5054
5055	struct fc_vport	*fc_vport;	/* holds fc_vport * for each vport */
5056	uint16_t        vp_idx;		/* vport ID */
5057	struct qla_qpair *qpair;	/* base qpair */
5058
5059	unsigned long		vp_flags;
5060#define VP_IDX_ACQUIRED		0	/* bit no 0 */
5061#define VP_CREATE_NEEDED	1
5062#define VP_BIND_NEEDED		2
5063#define VP_DELETE_NEEDED	3
5064#define VP_SCR_NEEDED		4	/* State Change Request registration */
5065#define VP_CONFIG_OK		5	/* Flag to cfg VP, if FW is ready */
5066	atomic_t 		vp_state;
5067#define VP_OFFLINE		0
5068#define VP_ACTIVE		1
5069#define VP_FAILED		2
5070// #define VP_DISABLE		3
5071	uint16_t 	vp_err_state;
5072	uint16_t	vp_prev_err_state;
5073#define VP_ERR_UNKWN		0
5074#define VP_ERR_PORTDWN		1
5075#define VP_ERR_FAB_UNSUPPORTED	2
5076#define VP_ERR_FAB_NORESOURCES	3
5077#define VP_ERR_FAB_LOGOUT	4
5078#define VP_ERR_ADAP_NORESOURCES	5
5079	struct qla_hw_data *hw;
5080	struct scsi_qlt_host vha_tgt;
5081	struct req_que *req;
5082	int		fw_heartbeat_counter;
5083	int		seconds_since_last_heartbeat;
5084	struct fc_host_statistics fc_host_stat;
5085	struct qla_statistics qla_stats;
5086	struct bidi_statistics bidi_stats;
5087	atomic_t	vref_count;
5088	struct qla8044_reset_template reset_tmplt;
5089	uint16_t	bbcr;
5090
5091	uint16_t u_ql2xexchoffld;
5092	uint16_t u_ql2xiniexchg;
5093	uint16_t qlini_mode;
5094	uint16_t ql2xexchoffld;
5095	uint16_t ql2xiniexchg;
5096
5097	struct dentry *dfs_rport_root;
5098
5099	struct purex_list {
5100		struct list_head head;
5101		spinlock_t lock;
5102	} purex_list;
5103	struct purex_item default_item;
5104
5105	struct name_list_extended gnl;
5106	/* Count of active session/fcport */
5107	int fcport_count;
5108	wait_queue_head_t fcport_waitQ;
5109	wait_queue_head_t vref_waitq;
5110	uint8_t min_supported_speed;
5111	uint8_t n2n_node_name[WWN_SIZE];
5112	uint8_t n2n_port_name[WWN_SIZE];
5113	uint16_t	n2n_id;
5114	__le16 dport_data[4];
5115	struct fab_scan scan;
5116	uint8_t	scm_fabric_connection_flags;
5117
5118	unsigned int irq_offset;
5119
5120	u64 hw_err_cnt;
5121	u64 interface_err_cnt;
5122	u64 cmd_timeout_cnt;
5123	u64 reset_cmd_err_cnt;
5124	u64 link_down_time;
5125	u64 short_link_down_cnt;
5126	struct edif_dbell e_dbell;
5127	struct pur_core pur_cinfo;
5128
5129#define DPORT_DIAG_IN_PROGRESS                 BIT_0
5130#define DPORT_DIAG_CHIP_RESET_IN_PROGRESS      BIT_1
5131	uint16_t dport_status;
5132} scsi_qla_host_t;
5133
5134struct qla27xx_image_status {
5135	uint8_t image_status_mask;
5136	__le16	generation;
5137	uint8_t ver_major;
5138	uint8_t ver_minor;
5139	uint8_t bitmap;		/* 28xx only */
5140	uint8_t reserved[2];
5141	__le32	checksum;
5142	__le32	signature;
5143} __packed;
5144
5145/* 28xx aux image status bimap values */
5146#define QLA28XX_AUX_IMG_BOARD_CONFIG		BIT_0
5147#define QLA28XX_AUX_IMG_VPD_NVRAM		BIT_1
5148#define QLA28XX_AUX_IMG_NPIV_CONFIG_0_1		BIT_2
5149#define QLA28XX_AUX_IMG_NPIV_CONFIG_2_3		BIT_3
5150#define QLA28XX_AUX_IMG_NVME_PARAMS		BIT_4
5151
5152#define SET_VP_IDX	1
5153#define SET_AL_PA	2
5154#define RESET_VP_IDX	3
5155#define RESET_AL_PA	4
5156struct qla_vp_map {
5157	uint8_t	idx;
5158	scsi_qla_host_t *vha;
5159};
5160
5161struct qla2_sgx {
5162	dma_addr_t		dma_addr;	/* OUT */
5163	uint32_t		dma_len;	/* OUT */
5164
5165	uint32_t		tot_bytes;	/* IN */
5166	struct scatterlist	*cur_sg;	/* IN */
5167
5168	/* for book keeping, bzero on initial invocation */
5169	uint32_t		bytes_consumed;
5170	uint32_t		num_bytes;
5171	uint32_t		tot_partial;
5172
5173	/* for debugging */
5174	uint32_t		num_sg;
5175	srb_t			*sp;
5176};
5177
5178#define QLA_FW_STARTED(_ha) {			\
5179	int i;					\
5180	_ha->flags.fw_started = 1;		\
5181	_ha->base_qpair->fw_started = 1;	\
5182	for (i = 0; i < _ha->max_qpairs; i++) {	\
5183	if (_ha->queue_pair_map[i])	\
5184	_ha->queue_pair_map[i]->fw_started = 1;	\
5185	}					\
5186}
5187
5188#define QLA_FW_STOPPED(_ha) {			\
5189	int i;					\
5190	_ha->flags.fw_started = 0;		\
5191	_ha->base_qpair->fw_started = 0;	\
5192	for (i = 0; i < _ha->max_qpairs; i++) {	\
5193	if (_ha->queue_pair_map[i])	\
5194	_ha->queue_pair_map[i]->fw_started = 0;	\
5195	}					\
5196}
5197
5198
5199#define SFUB_CHECKSUM_SIZE	4
5200
5201struct secure_flash_update_block {
5202	uint32_t	block_info;
5203	uint32_t	signature_lo;
5204	uint32_t	signature_hi;
5205	uint32_t	signature_upper[0x3e];
5206};
5207
5208struct secure_flash_update_block_pk {
5209	uint32_t	block_info;
5210	uint32_t	signature_lo;
5211	uint32_t	signature_hi;
5212	uint32_t	signature_upper[0x3e];
5213	uint32_t	public_key[0x41];
5214};
5215
5216/*
5217 * Macros to help code, maintain, etc.
5218 */
5219#define LOOP_TRANSITION(ha) \
5220	(test_bit(ISP_ABORT_NEEDED, &ha->dpc_flags) || \
5221	 test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags) || \
5222	 atomic_read(&ha->loop_state) == LOOP_DOWN)
5223
5224#define STATE_TRANSITION(ha) \
5225		(test_bit(ISP_ABORT_NEEDED, &ha->dpc_flags) || \
5226			 test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags))
5227
5228static inline bool qla_vha_mark_busy(scsi_qla_host_t *vha)
5229{
5230	atomic_inc(&vha->vref_count);
5231	mb();
5232	if (vha->flags.delete_progress) {
5233		atomic_dec(&vha->vref_count);
5234		wake_up(&vha->vref_waitq);
5235		return true;
5236	}
5237	return false;
5238}
5239
5240#define QLA_VHA_MARK_NOT_BUSY(__vha) do {		\
5241	atomic_dec(&__vha->vref_count);			\
5242	wake_up(&__vha->vref_waitq);			\
5243} while (0)						\
5244
5245#define QLA_QPAIR_MARK_BUSY(__qpair, __bail) do {	\
5246	atomic_inc(&__qpair->ref_count);		\
5247	mb();						\
5248	if (__qpair->delete_in_progress) {		\
5249		atomic_dec(&__qpair->ref_count);	\
5250		__bail = 1;				\
5251	} else {					\
5252	       __bail = 0;				\
5253	}						\
5254} while (0)
5255
5256#define QLA_QPAIR_MARK_NOT_BUSY(__qpair)		\
5257	atomic_dec(&__qpair->ref_count)
5258
5259#define QLA_ENA_CONF(_ha) {\
5260    int i;\
5261    _ha->base_qpair->enable_explicit_conf = 1;	\
5262    for (i = 0; i < _ha->max_qpairs; i++) {	\
5263	if (_ha->queue_pair_map[i])		\
5264	    _ha->queue_pair_map[i]->enable_explicit_conf = 1; \
5265    }						\
5266}
5267
5268#define QLA_DIS_CONF(_ha) {\
5269    int i;\
5270    _ha->base_qpair->enable_explicit_conf = 0;	\
5271    for (i = 0; i < _ha->max_qpairs; i++) {	\
5272	if (_ha->queue_pair_map[i])		\
5273	    _ha->queue_pair_map[i]->enable_explicit_conf = 0; \
5274    }						\
5275}
5276
5277/*
5278 * qla2x00 local function return status codes
5279 */
5280#define MBS_MASK		0x3fff
5281
5282#define QLA_SUCCESS		(MBS_COMMAND_COMPLETE & MBS_MASK)
5283#define QLA_INVALID_COMMAND	(MBS_INVALID_COMMAND & MBS_MASK)
5284#define QLA_INTERFACE_ERROR	(MBS_HOST_INTERFACE_ERROR & MBS_MASK)
5285#define QLA_TEST_FAILED		(MBS_TEST_FAILED & MBS_MASK)
5286#define QLA_COMMAND_ERROR	(MBS_COMMAND_ERROR & MBS_MASK)
5287#define QLA_PARAMETER_ERROR	(MBS_COMMAND_PARAMETER_ERROR & MBS_MASK)
5288#define QLA_PORT_ID_USED	(MBS_PORT_ID_USED & MBS_MASK)
5289#define QLA_LOOP_ID_USED	(MBS_LOOP_ID_USED & MBS_MASK)
5290#define QLA_ALL_IDS_IN_USE	(MBS_ALL_IDS_IN_USE & MBS_MASK)
5291#define QLA_NOT_LOGGED_IN	(MBS_NOT_LOGGED_IN & MBS_MASK)
5292
5293#define QLA_FUNCTION_TIMEOUT		0x100
5294#define QLA_FUNCTION_PARAMETER_ERROR	0x101
5295#define QLA_FUNCTION_FAILED		0x102
5296#define QLA_MEMORY_ALLOC_FAILED		0x103
5297#define QLA_LOCK_TIMEOUT		0x104
5298#define QLA_ABORTED			0x105
5299#define QLA_SUSPENDED			0x106
5300#define QLA_BUSY			0x107
5301#define QLA_ALREADY_REGISTERED		0x109
5302#define QLA_OS_TIMER_EXPIRED		0x10a
5303#define QLA_ERR_NO_QPAIR		0x10b
5304#define QLA_ERR_NOT_FOUND		0x10c
5305#define QLA_ERR_FROM_FW			0x10d
5306
5307#define NVRAM_DELAY()		udelay(10)
5308
5309/*
5310 * Flash support definitions
5311 */
5312#define OPTROM_SIZE_2300	0x20000
5313#define OPTROM_SIZE_2322	0x100000
5314#define OPTROM_SIZE_24XX	0x100000
5315#define OPTROM_SIZE_25XX	0x200000
5316#define OPTROM_SIZE_81XX	0x400000
5317#define OPTROM_SIZE_82XX	0x800000
5318#define OPTROM_SIZE_83XX	0x1000000
5319#define OPTROM_SIZE_28XX	0x2000000
5320
5321#define OPTROM_BURST_SIZE	0x1000
5322#define OPTROM_BURST_DWORDS	(OPTROM_BURST_SIZE / 4)
5323
5324#define	QLA_DSDS_PER_IOCB	37
5325
5326#define QLA_SG_ALL	1024
5327
5328enum nexus_wait_type {
5329	WAIT_HOST = 0,
5330	WAIT_TARGET,
5331	WAIT_LUN,
5332};
5333
5334#define INVALID_EDIF_SA_INDEX	0xffff
5335#define RX_DELETE_NO_EDIF_SA_INDEX	0xfffe
5336
5337#define QLA_SKIP_HANDLE QLA_TGT_SKIP_HANDLE
5338
5339/* edif hash element */
5340struct edif_list_entry {
5341	uint16_t handle;			/* nport_handle */
5342	uint32_t update_sa_index;
5343	uint32_t delete_sa_index;
5344	uint32_t count;				/* counter for filtering sa_index */
5345#define EDIF_ENTRY_FLAGS_CLEANUP	0x01	/* this index is being cleaned up */
5346	uint32_t flags;				/* used by sadb cleanup code */
5347	fc_port_t *fcport;			/* needed by rx delay timer function */
5348	struct timer_list timer;		/* rx delay timer */
5349	struct list_head next;
5350};
5351
5352#define EDIF_TX_INDX_BASE 512
5353#define EDIF_RX_INDX_BASE 0
5354#define EDIF_RX_DELETE_FILTER_COUNT 3	/* delay queuing rx delete until this many */
5355
5356/* entry in the sa_index free pool */
5357
5358struct sa_index_pair {
5359	uint16_t sa_index;
5360	uint32_t spi;
5361};
5362
5363/* edif sa_index data structure */
5364struct edif_sa_index_entry {
5365	struct sa_index_pair sa_pair[2];
5366	fc_port_t *fcport;
5367	uint16_t handle;
5368	struct list_head next;
5369};
5370
5371/* Refer to SNIA SFF 8247 */
5372struct sff_8247_a0 {
5373	u8 txid;	/* transceiver id */
5374	u8 ext_txid;
5375	u8 connector;
5376	/* compliance code */
5377	u8 eth_infi_cc3;	/* ethernet, inifiband */
5378	u8 sonet_cc4[2];
5379	u8 eth_cc6;
5380	/* link length */
5381#define FC_LL_VL BIT_7	/* very long */
5382#define FC_LL_S  BIT_6	/* Short */
5383#define FC_LL_I  BIT_5	/* Intermidiate*/
5384#define FC_LL_L  BIT_4	/* Long */
5385#define FC_LL_M  BIT_3	/* Medium */
5386#define FC_LL_SA BIT_2	/* ShortWave laser */
5387#define FC_LL_LC BIT_1	/* LongWave laser */
5388#define FC_LL_EL BIT_0	/* Electrical inter enclosure */
5389	u8 fc_ll_cc7;
5390	/* FC technology */
5391#define FC_TEC_EL BIT_7	/* Electrical inter enclosure */
5392#define FC_TEC_SN BIT_6	/* short wave w/o OFC */
5393#define FC_TEC_SL BIT_5	/* short wave with OFC */
5394#define FC_TEC_LL BIT_4	/* Longwave Laser */
5395#define FC_TEC_ACT BIT_3	/* Active cable */
5396#define FC_TEC_PAS BIT_2	/* Passive cable */
5397	u8 fc_tec_cc8;
5398	/* Transmission Media */
5399#define FC_MED_TW BIT_7	/* Twin Ax */
5400#define FC_MED_TP BIT_6	/* Twited Pair */
5401#define FC_MED_MI BIT_5	/* Min Coax */
5402#define FC_MED_TV BIT_4	/* Video Coax */
5403#define FC_MED_M6 BIT_3	/* Multimode, 62.5um */
5404#define FC_MED_M5 BIT_2	/* Multimode, 50um */
5405#define FC_MED_SM BIT_0	/* Single Mode */
5406	u8 fc_med_cc9;
5407	/* speed FC_SP_12: 12*100M = 1200 MB/s */
5408#define FC_SP_12 BIT_7
5409#define FC_SP_8  BIT_6
5410#define FC_SP_16 BIT_5
5411#define FC_SP_4  BIT_4
5412#define FC_SP_32 BIT_3
5413#define FC_SP_2  BIT_2
5414#define FC_SP_1  BIT_0
5415	u8 fc_sp_cc10;
5416	u8 encode;
5417	u8 bitrate;
5418	u8 rate_id;
5419	u8 length_km;		/* offset 14/eh */
5420	u8 length_100m;
5421	u8 length_50um_10m;
5422	u8 length_62um_10m;
5423	u8 length_om4_10m;
5424	u8 length_om3_10m;
5425#define SFF_VEN_NAME_LEN 16
5426	u8 vendor_name[SFF_VEN_NAME_LEN];	/* offset 20/14h */
5427	u8 tx_compat;
5428	u8 vendor_oui[3];
5429#define SFF_PART_NAME_LEN 16
5430	u8 vendor_pn[SFF_PART_NAME_LEN];	/* part number */
5431	u8 vendor_rev[4];
5432	u8 wavelength[2];
5433	u8 resv;
5434	u8 cc_base;
5435	u8 options[2];	/* offset 64 */
5436	u8 br_max;
5437	u8 br_min;
5438	u8 vendor_sn[16];
5439	u8 date_code[8];
5440	u8 diag;
5441	u8 enh_options;
5442	u8 sff_revision;
5443	u8 cc_ext;
5444	u8 vendor_specific[32];
5445	u8 resv2[128];
5446};
5447
5448/* BPM -- Buffer Plus Management support. */
5449#define IS_BPM_CAPABLE(ha) \
5450	(IS_QLA25XX(ha) || IS_QLA81XX(ha) || IS_QLA83XX(ha) || \
5451	 IS_QLA27XX(ha) || IS_QLA28XX(ha))
5452#define IS_BPM_RANGE_CAPABLE(ha) \
5453	(IS_QLA83XX(ha) || IS_QLA27XX(ha) || IS_QLA28XX(ha))
5454#define IS_BPM_ENABLED(vha) \
5455	(ql2xautodetectsfp && !vha->vp_idx && IS_BPM_CAPABLE(vha->hw))
5456
5457#define FLASH_SEMAPHORE_REGISTER_ADDR   0x00101016
5458
5459#define USER_CTRL_IRQ(_ha) (ql2xuctrlirq && QLA_TGT_MODE_ENABLED() && \
5460	(IS_QLA27XX(_ha) || IS_QLA28XX(_ha) || IS_QLA83XX(_ha)))
5461
5462#define SAVE_TOPO(_ha) { \
5463	if (_ha->current_topology)				\
5464		_ha->prev_topology = _ha->current_topology;     \
5465}
5466
5467#define N2N_TOPO(ha) \
5468	((ha->prev_topology == ISP_CFG_N && !ha->current_topology) || \
5469	 ha->current_topology == ISP_CFG_N || \
5470	 !ha->current_topology)
5471
5472#define QLA_N2N_WAIT_TIME	5 /* 2 * ra_tov(n2n) + 1 */
5473
5474#define NVME_TYPE(fcport) \
5475	(fcport->fc4_type & FS_FC4TYPE_NVME) \
5476
5477#define FCP_TYPE(fcport) \
5478	(fcport->fc4_type & FS_FC4TYPE_FCP) \
5479
5480#define NVME_ONLY_TARGET(fcport) \
5481	(NVME_TYPE(fcport) && !FCP_TYPE(fcport))  \
5482
5483#define NVME_FCP_TARGET(fcport) \
5484	(FCP_TYPE(fcport) && NVME_TYPE(fcport)) \
5485
5486#define NVME_PRIORITY(ha, fcport) \
5487	(NVME_FCP_TARGET(fcport) && \
5488	 (ha->fc4_type_priority == FC4_PRIORITY_NVME))
5489
5490#define NVME_TARGET(ha, fcport) \
5491	(fcport->do_prli_nvme || \
5492	NVME_ONLY_TARGET(fcport)) \
5493
5494#define PRLI_PHASE(_cls) \
5495	((_cls == DSC_LS_PRLI_PEND) || (_cls == DSC_LS_PRLI_COMP))
5496
5497enum ql_vnd_host_stat_action {
5498	QLA_STOP = 0,
5499	QLA_START,
5500	QLA_CLEAR,
5501};
5502
5503struct ql_vnd_mng_host_stats_param {
5504	u32 stat_type;
5505	enum ql_vnd_host_stat_action action;
5506} __packed;
5507
5508struct ql_vnd_mng_host_stats_resp {
5509	u32 status;
5510} __packed;
5511
5512struct ql_vnd_stats_param {
5513	u32 stat_type;
5514} __packed;
5515
5516struct ql_vnd_tgt_stats_param {
5517	s32 tgt_id;
5518	u32 stat_type;
5519} __packed;
5520
5521enum ql_vnd_host_port_action {
5522	QLA_ENABLE = 0,
5523	QLA_DISABLE,
5524};
5525
5526struct ql_vnd_mng_host_port_param {
5527	enum ql_vnd_host_port_action action;
5528} __packed;
5529
5530struct ql_vnd_mng_host_port_resp {
5531	u32 status;
5532} __packed;
5533
5534struct ql_vnd_stat_entry {
5535	u32 stat_type;	/* Failure type */
5536	u32 tgt_num;	/* Target Num */
5537	u64 cnt;	/* Counter value */
5538} __packed;
5539
5540struct ql_vnd_stats {
5541	u64 entry_count; /* Num of entries */
5542	u64 rservd;
5543	struct ql_vnd_stat_entry entry[]; /* Place holder of entries */
5544} __packed;
5545
5546struct ql_vnd_host_stats_resp {
5547	u32 status;
5548	struct ql_vnd_stats stats;
5549} __packed;
5550
5551struct ql_vnd_tgt_stats_resp {
5552	u32 status;
5553	struct ql_vnd_stats stats;
5554} __packed;
5555
5556#include "qla_target.h"
5557#include "qla_gbl.h"
5558#include "qla_dbg.h"
5559#include "qla_inline.h"
5560
5561#define IS_SESSION_DELETED(_fcport) (_fcport->disc_state == DSC_DELETE_PEND || \
5562				      _fcport->disc_state == DSC_DELETED)
5563
5564#define DBG_FCPORT_PRFMT(_fp, _fmt, _args...) \
5565	"%s: %8phC: " _fmt " (state=%d disc_state=%d scan_state=%d loopid=0x%x deleted=%d flags=0x%x)\n", \
5566	__func__, _fp->port_name, ##_args, atomic_read(&_fp->state), \
5567	_fp->disc_state, _fp->scan_state, _fp->loop_id, _fp->deleted, \
5568	_fp->flags
5569
5570#define TMF_NOT_READY(_fcport) \
5571	(!_fcport || IS_SESSION_DELETED(_fcport) || atomic_read(&_fcport->state) != FCS_ONLINE || \
5572	!_fcport->vha->hw->flags.fw_started)
5573
5574#endif
~/ Read-only file preview.