1 /*
2  * Copyright (c) 2005-2010 Brocade Communications Systems, Inc.
3  * All rights reserved
4  * www.brocade.com
5  *
6  * Linux driver for Brocade Fibre Channel Host Bus Adapter.
7  *
8  * This program is free software; you can redistribute it and/or modify it
9  * under the terms of the GNU General Public License (GPL) Version 2 as
10  * published by the Free Software Foundation
11  *
12  * This program is distributed in the hope that it will be useful, but
13  * WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
15  * General Public License for more details.
16  */
17 
18 #ifndef __BFA_DEFS_H__
19 #define __BFA_DEFS_H__
20 
21 #include "bfa_fc.h"
22 #include "bfad_drv.h"
23 
24 #define BFA_MFG_SERIALNUM_SIZE                  11
25 #define STRSZ(_n)                               (((_n) + 4) & ~3)
26 
27 /*
28  * Manufacturing card type
29  */
30 enum {
31 	BFA_MFG_TYPE_CB_MAX  = 825,      /*  Crossbow card type max     */
32 	BFA_MFG_TYPE_FC8P2   = 825,      /*  8G 2port FC card           */
33 	BFA_MFG_TYPE_FC8P1   = 815,      /*  8G 1port FC card           */
34 	BFA_MFG_TYPE_FC4P2   = 425,      /*  4G 2port FC card           */
35 	BFA_MFG_TYPE_FC4P1   = 415,      /*  4G 1port FC card           */
36 	BFA_MFG_TYPE_CNA10P2 = 1020,     /*  10G 2port CNA card */
37 	BFA_MFG_TYPE_CNA10P1 = 1010,     /*  10G 1port CNA card */
38 	BFA_MFG_TYPE_JAYHAWK = 804,      /*  Jayhawk mezz card          */
39 	BFA_MFG_TYPE_WANCHESE = 1007,    /*  Wanchese mezz card */
40 	BFA_MFG_TYPE_ASTRA    = 807,     /*  Astra mezz card            */
41 	BFA_MFG_TYPE_LIGHTNING_P0 = 902, /*  Lightning mezz card - old  */
42 	BFA_MFG_TYPE_LIGHTNING = 1741,   /*  Lightning mezz card        */
43 	BFA_MFG_TYPE_INVALID = 0,        /*  Invalid card type          */
44 };
45 
46 #pragma pack(1)
47 
48 /*
49  * Check if Mezz card
50  */
51 #define bfa_mfg_is_mezz(type) (( \
52 	(type) == BFA_MFG_TYPE_JAYHAWK || \
53 	(type) == BFA_MFG_TYPE_WANCHESE || \
54 	(type) == BFA_MFG_TYPE_ASTRA || \
55 	(type) == BFA_MFG_TYPE_LIGHTNING_P0 || \
56 	(type) == BFA_MFG_TYPE_LIGHTNING))
57 
58 /*
59  * Check if the card having old wwn/mac handling
60  */
61 #define bfa_mfg_is_old_wwn_mac_model(type) (( \
62 	(type) == BFA_MFG_TYPE_FC8P2 || \
63 	(type) == BFA_MFG_TYPE_FC8P1 || \
64 	(type) == BFA_MFG_TYPE_FC4P2 || \
65 	(type) == BFA_MFG_TYPE_FC4P1 || \
66 	(type) == BFA_MFG_TYPE_CNA10P2 || \
67 	(type) == BFA_MFG_TYPE_CNA10P1 || \
68 	(type) == BFA_MFG_TYPE_JAYHAWK || \
69 	(type) == BFA_MFG_TYPE_WANCHESE))
70 
71 #define bfa_mfg_increment_wwn_mac(m, i)                         \
72 do {                                                            \
73 	u32 t = ((u32)(m)[0] << 16) | ((u32)(m)[1] << 8) | \
74 		(u32)(m)[2];  \
75 	t += (i);      \
76 	(m)[0] = (t >> 16) & 0xFF;                              \
77 	(m)[1] = (t >> 8) & 0xFF;                               \
78 	(m)[2] = t & 0xFF;                                      \
79 } while (0)
80 
81 /*
82  * VPD data length
83  */
84 #define BFA_MFG_VPD_LEN                 512
85 
86 /*
87  * VPD vendor tag
88  */
89 enum {
90 	BFA_MFG_VPD_UNKNOWN     = 0,     /*  vendor unknown             */
91 	BFA_MFG_VPD_IBM         = 1,     /*  vendor IBM                 */
92 	BFA_MFG_VPD_HP          = 2,     /*  vendor HP                  */
93 	BFA_MFG_VPD_DELL        = 3,     /*  vendor DELL                */
94 	BFA_MFG_VPD_PCI_IBM     = 0x08,  /*  PCI VPD IBM                */
95 	BFA_MFG_VPD_PCI_HP      = 0x10,  /*  PCI VPD HP         */
96 	BFA_MFG_VPD_PCI_DELL    = 0x20,  /*  PCI VPD DELL               */
97 	BFA_MFG_VPD_PCI_BRCD    = 0xf8,  /*  PCI VPD Brocade            */
98 };
99 
100 /*
101  * All numerical fields are in big-endian format.
102  */
103 struct bfa_mfg_vpd_s {
104 	u8              version;        /*  vpd data version */
105 	u8              vpd_sig[3];     /*  characters 'V', 'P', 'D' */
106 	u8              chksum;         /*  u8 checksum */
107 	u8              vendor;         /*  vendor */
108 	u8      len;            /*  vpd data length excluding header */
109 	u8      rsv;
110 	u8              data[BFA_MFG_VPD_LEN];  /*  vpd data */
111 };
112 
113 #pragma pack()
114 
115 /*
116  * Status return values
117  */
118 enum bfa_status {
119 	BFA_STATUS_OK		= 0,	/*  Success */
120 	BFA_STATUS_FAILED	= 1,	/*  Operation failed */
121 	BFA_STATUS_EINVAL	= 2,	/*  Invalid params Check input
122 					 *  parameters */
123 	BFA_STATUS_ENOMEM	= 3,	/*  Out of resources */
124 	BFA_STATUS_ETIMER	= 5,	/*  Timer expired - Retry, if persists,
125 					 *  contact support */
126 	BFA_STATUS_EPROTOCOL	= 6,	/*  Protocol error */
127 	BFA_STATUS_DEVBUSY	= 13,	/*  Device busy - Retry operation */
128 	BFA_STATUS_UNKNOWN_LWWN = 18,	/*  LPORT PWWN not found */
129 	BFA_STATUS_UNKNOWN_RWWN = 19,	/*  RPORT PWWN not found */
130 	BFA_STATUS_VPORT_EXISTS = 21,	/*  VPORT already exists */
131 	BFA_STATUS_VPORT_MAX	= 22,	/*  Reached max VPORT supported limit */
132 	BFA_STATUS_UNSUPP_SPEED	= 23,	/*  Invalid Speed Check speed setting */
133 	BFA_STATUS_INVLD_DFSZ	= 24,	/*  Invalid Max data field size */
134 	BFA_STATUS_FABRIC_RJT	= 29,	/*  Reject from attached fabric */
135 	BFA_STATUS_VPORT_WWN_BP	= 46,	/*  WWN is same as base port's WWN */
136 	BFA_STATUS_NO_FCPIM_NEXUS = 52,	/* No FCP Nexus exists with the rport */
137 	BFA_STATUS_IOC_FAILURE	= 56,	/* IOC failure - Retry, if persists
138 					 * contact support */
139 	BFA_STATUS_INVALID_WWN	= 57,	/*  Invalid WWN */
140 	BFA_STATUS_DIAG_BUSY	= 71,	/*  diag busy */
141 	BFA_STATUS_ENOFSAVE	= 78,	/*  No saved firmware trace */
142 	BFA_STATUS_IOC_DISABLED = 82,   /* IOC is already disabled */
143 	BFA_STATUS_INVALID_MAC  = 134, /*  Invalid MAC address */
144 	BFA_STATUS_PBC		= 154, /*  Operation not allowed for pre-boot
145 					*  configuration */
146 	BFA_STATUS_TRUNK_ENABLED = 164, /* Trunk is already enabled on
147 					 * this adapter */
148 	BFA_STATUS_TRUNK_DISABLED  = 165, /* Trunking is disabled on
149 					   * the adapter */
150 	BFA_STATUS_IOPROFILE_OFF = 175, /* IO profile OFF */
151 	BFA_STATUS_MAX_VAL		/* Unknown error code */
152 };
153 #define bfa_status_t enum bfa_status
154 
155 enum bfa_eproto_status {
156 	BFA_EPROTO_BAD_ACCEPT = 0,
157 	BFA_EPROTO_UNKNOWN_RSP = 1
158 };
159 #define bfa_eproto_status_t enum bfa_eproto_status
160 
161 enum bfa_boolean {
162 	BFA_FALSE = 0,
163 	BFA_TRUE  = 1
164 };
165 #define bfa_boolean_t enum bfa_boolean
166 
167 #define BFA_STRING_32	32
168 #define BFA_VERSION_LEN 64
169 
170 /*
171  * ---------------------- adapter definitions ------------
172  */
173 
174 /*
175  * BFA adapter level attributes.
176  */
177 enum {
178 	BFA_ADAPTER_SERIAL_NUM_LEN = STRSZ(BFA_MFG_SERIALNUM_SIZE),
179 					/*
180 					 *!< adapter serial num length
181 					 */
182 	BFA_ADAPTER_MODEL_NAME_LEN  = 16,  /*  model name length */
183 	BFA_ADAPTER_MODEL_DESCR_LEN = 128, /*  model description length */
184 	BFA_ADAPTER_MFG_NAME_LEN    = 8,   /*  manufacturer name length */
185 	BFA_ADAPTER_SYM_NAME_LEN    = 64,  /*  adapter symbolic name length */
186 	BFA_ADAPTER_OS_TYPE_LEN	    = 64,  /*  adapter os type length */
187 };
188 
189 struct bfa_adapter_attr_s {
190 	char		manufacturer[BFA_ADAPTER_MFG_NAME_LEN];
191 	char		serial_num[BFA_ADAPTER_SERIAL_NUM_LEN];
192 	u32	card_type;
193 	char		model[BFA_ADAPTER_MODEL_NAME_LEN];
194 	char		model_descr[BFA_ADAPTER_MODEL_DESCR_LEN];
195 	wwn_t		pwwn;
196 	char		node_symname[FC_SYMNAME_MAX];
197 	char		hw_ver[BFA_VERSION_LEN];
198 	char		fw_ver[BFA_VERSION_LEN];
199 	char		optrom_ver[BFA_VERSION_LEN];
200 	char		os_type[BFA_ADAPTER_OS_TYPE_LEN];
201 	struct bfa_mfg_vpd_s	vpd;
202 	struct mac_s	mac;
203 
204 	u8		nports;
205 	u8		max_speed;
206 	u8		prototype;
207 	char	        asic_rev;
208 
209 	u8		pcie_gen;
210 	u8		pcie_lanes_orig;
211 	u8		pcie_lanes;
212 	u8	        cna_capable;
213 
214 	u8		is_mezz;
215 	u8		trunk_capable;
216 };
217 
218 /*
219  * ---------------------- IOC definitions ------------
220  */
221 
222 enum {
223 	BFA_IOC_DRIVER_LEN	= 16,
224 	BFA_IOC_CHIP_REV_LEN	= 8,
225 };
226 
227 /*
228  * Driver and firmware versions.
229  */
230 struct bfa_ioc_driver_attr_s {
231 	char		driver[BFA_IOC_DRIVER_LEN];	/*  driver name */
232 	char		driver_ver[BFA_VERSION_LEN];	/*  driver version */
233 	char		fw_ver[BFA_VERSION_LEN];	/*  firmware version */
234 	char		bios_ver[BFA_VERSION_LEN];	/*  bios version */
235 	char		efi_ver[BFA_VERSION_LEN];	/*  EFI version */
236 	char		ob_ver[BFA_VERSION_LEN];	/*  openboot version */
237 };
238 
239 /*
240  * IOC PCI device attributes
241  */
242 struct bfa_ioc_pci_attr_s {
243 	u16	vendor_id;	/*  PCI vendor ID */
244 	u16	device_id;	/*  PCI device ID */
245 	u16	ssid;		/*  subsystem ID */
246 	u16	ssvid;		/*  subsystem vendor ID */
247 	u32	pcifn;		/*  PCI device function */
248 	u32	rsvd;		/* padding */
249 	char		chip_rev[BFA_IOC_CHIP_REV_LEN];	 /*  chip revision */
250 };
251 
252 /*
253  * IOC states
254  */
255 enum bfa_ioc_state {
256 	BFA_IOC_UNINIT		= 1,	/*  IOC is in uninit state */
257 	BFA_IOC_RESET		= 2,	/*  IOC is in reset state */
258 	BFA_IOC_SEMWAIT		= 3,	/*  Waiting for IOC h/w semaphore */
259 	BFA_IOC_HWINIT		= 4,	/*  IOC h/w is being initialized */
260 	BFA_IOC_GETATTR		= 5,	/*  IOC is being configured */
261 	BFA_IOC_OPERATIONAL	= 6,	/*  IOC is operational */
262 	BFA_IOC_INITFAIL	= 7,	/*  IOC hardware failure */
263 	BFA_IOC_FAIL		= 8,	/*  IOC heart-beat failure */
264 	BFA_IOC_DISABLING	= 9,	/*  IOC is being disabled */
265 	BFA_IOC_DISABLED	= 10,	/*  IOC is disabled */
266 	BFA_IOC_FWMISMATCH	= 11,	/*  IOC f/w different from drivers */
267 	BFA_IOC_ENABLING	= 12,	/*  IOC is being enabled */
268 };
269 
270 /*
271  * IOC firmware stats
272  */
273 struct bfa_fw_ioc_stats_s {
274 	u32	enable_reqs;
275 	u32	disable_reqs;
276 	u32	get_attr_reqs;
277 	u32	dbg_sync;
278 	u32	dbg_dump;
279 	u32	unknown_reqs;
280 };
281 
282 /*
283  * IOC driver stats
284  */
285 struct bfa_ioc_drv_stats_s {
286 	u32	ioc_isrs;
287 	u32	ioc_enables;
288 	u32	ioc_disables;
289 	u32	ioc_hbfails;
290 	u32	ioc_boots;
291 	u32	stats_tmos;
292 	u32	hb_count;
293 	u32	disable_reqs;
294 	u32	enable_reqs;
295 	u32	disable_replies;
296 	u32	enable_replies;
297 };
298 
299 /*
300  * IOC statistics
301  */
302 struct bfa_ioc_stats_s {
303 	struct bfa_ioc_drv_stats_s	drv_stats; /*  driver IOC stats */
304 	struct bfa_fw_ioc_stats_s	fw_stats;  /*  firmware IOC stats */
305 };
306 
307 enum bfa_ioc_type_e {
308 	BFA_IOC_TYPE_FC		= 1,
309 	BFA_IOC_TYPE_FCoE	= 2,
310 	BFA_IOC_TYPE_LL		= 3,
311 };
312 
313 /*
314  * IOC attributes returned in queries
315  */
316 struct bfa_ioc_attr_s {
317 	enum bfa_ioc_type_e		ioc_type;
318 	enum bfa_ioc_state		state;		/*  IOC state      */
319 	struct bfa_adapter_attr_s	adapter_attr;	/*  HBA attributes */
320 	struct bfa_ioc_driver_attr_s	driver_attr;	/*  driver attr    */
321 	struct bfa_ioc_pci_attr_s	pci_attr;
322 	u8				port_id;	/*  port number    */
323 	u8				rsvd[7];	/*  64bit align    */
324 };
325 
326 /*
327  * ---------------------- mfg definitions ------------
328  */
329 
330 /*
331  * Checksum size
332  */
333 #define BFA_MFG_CHKSUM_SIZE			16
334 
335 #define BFA_MFG_PARTNUM_SIZE			14
336 #define BFA_MFG_SUPPLIER_ID_SIZE		10
337 #define BFA_MFG_SUPPLIER_PARTNUM_SIZE		20
338 #define BFA_MFG_SUPPLIER_SERIALNUM_SIZE		20
339 #define BFA_MFG_SUPPLIER_REVISION_SIZE		4
340 
341 #pragma pack(1)
342 
343 /*
344  * All numerical fields are in big-endian format.
345  */
346 struct bfa_mfg_block_s {
347 	u8		version;	/*  manufacturing block version */
348 	u8		mfg_sig[3];	/*  characters 'M', 'F', 'G' */
349 	u16	mfgsize;	/*  mfg block size */
350 	u16	u16_chksum;	/*  old u16 checksum */
351 	char		brcd_serialnum[STRSZ(BFA_MFG_SERIALNUM_SIZE)];
352 	char		brcd_partnum[STRSZ(BFA_MFG_PARTNUM_SIZE)];
353 	u8		mfg_day;	/*  manufacturing day */
354 	u8		mfg_month;	/*  manufacturing month */
355 	u16	mfg_year;	/*  manufacturing year */
356 	wwn_t		mfg_wwn;	/*  wwn base for this adapter */
357 	u8		num_wwn;	/*  number of wwns assigned */
358 	u8		mfg_speeds;	/*  speeds allowed for this adapter */
359 	u8		rsv[2];
360 	char		supplier_id[STRSZ(BFA_MFG_SUPPLIER_ID_SIZE)];
361 	char		supplier_partnum[STRSZ(BFA_MFG_SUPPLIER_PARTNUM_SIZE)];
362 	char
363 		supplier_serialnum[STRSZ(BFA_MFG_SUPPLIER_SERIALNUM_SIZE)];
364 	char
365 		supplier_revision[STRSZ(BFA_MFG_SUPPLIER_REVISION_SIZE)];
366 	mac_t		mfg_mac;	/*  mac address */
367 	u8		num_mac;	/*  number of mac addresses */
368 	u8		rsv2;
369 	u32	mfg_type;	/*  card type */
370 	u8		rsv3[108];
371 	u8		md5_chksum[BFA_MFG_CHKSUM_SIZE]; /*  md5 checksum */
372 };
373 
374 #pragma pack()
375 
376 /*
377  * ---------------------- pci definitions ------------
378  */
379 
380 /*
381  * PCI device and vendor ID information
382  */
383 enum {
384 	BFA_PCI_VENDOR_ID_BROCADE	= 0x1657,
385 	BFA_PCI_DEVICE_ID_FC_8G2P	= 0x13,
386 	BFA_PCI_DEVICE_ID_FC_8G1P	= 0x17,
387 	BFA_PCI_DEVICE_ID_CT		= 0x14,
388 	BFA_PCI_DEVICE_ID_CT_FC		= 0x21,
389 };
390 
391 #define bfa_asic_id_ct(devid)			\
392 	((devid) == BFA_PCI_DEVICE_ID_CT ||	\
393 	 (devid) == BFA_PCI_DEVICE_ID_CT_FC)
394 
395 /*
396  * PCI sub-system device and vendor ID information
397  */
398 enum {
399 	BFA_PCI_FCOE_SSDEVICE_ID	= 0x14,
400 };
401 
402 /*
403  * Maximum number of device address ranges mapped through different BAR(s)
404  */
405 #define BFA_PCI_ACCESS_RANGES 1
406 
407 /*
408  *	Port speed settings. Each specific speed is a bit field. Use multiple
409  *	bits to specify speeds to be selected for auto-negotiation.
410  */
411 enum bfa_port_speed {
412 	BFA_PORT_SPEED_UNKNOWN = 0,
413 	BFA_PORT_SPEED_1GBPS	= 1,
414 	BFA_PORT_SPEED_2GBPS	= 2,
415 	BFA_PORT_SPEED_4GBPS	= 4,
416 	BFA_PORT_SPEED_8GBPS	= 8,
417 	BFA_PORT_SPEED_10GBPS	= 10,
418 	BFA_PORT_SPEED_16GBPS	= 16,
419 	BFA_PORT_SPEED_AUTO =
420 		(BFA_PORT_SPEED_1GBPS | BFA_PORT_SPEED_2GBPS |
421 		 BFA_PORT_SPEED_4GBPS | BFA_PORT_SPEED_8GBPS),
422 };
423 #define bfa_port_speed_t enum bfa_port_speed
424 
425 enum {
426 	BFA_BOOT_BOOTLUN_MAX = 4,       /*  maximum boot lun per IOC */
427 	BFA_PREBOOT_BOOTLUN_MAX = 8,    /*  maximum preboot lun per IOC */
428 };
429 
430 #define BOOT_CFG_REV1   1
431 #define BOOT_CFG_VLAN   1
432 
433 /*
434  *      Boot options setting. Boot options setting determines from where
435  *      to get the boot lun information
436  */
437 enum bfa_boot_bootopt {
438 	BFA_BOOT_AUTO_DISCOVER  = 0, /*  Boot from blun provided by fabric */
439 	BFA_BOOT_STORED_BLUN = 1, /*  Boot from bluns stored in flash */
440 	BFA_BOOT_FIRST_LUN      = 2, /*  Boot from first discovered blun */
441 	BFA_BOOT_PBC    = 3, /*  Boot from pbc configured blun  */
442 };
443 
444 #pragma pack(1)
445 /*
446  * Boot lun information.
447  */
448 struct bfa_boot_bootlun_s {
449 	wwn_t   pwwn;		/*  port wwn of target */
450 	struct scsi_lun   lun;  /*  64-bit lun */
451 };
452 #pragma pack()
453 
454 /*
455  * BOOT boot configuraton
456  */
457 struct bfa_boot_pbc_s {
458 	u8              enable;         /*  enable/disable SAN boot */
459 	u8              speed;          /*  boot speed settings */
460 	u8              topology;       /*  boot topology setting */
461 	u8              rsvd1;
462 	u32     nbluns;         /*  number of boot luns */
463 	struct bfa_boot_bootlun_s pblun[BFA_PREBOOT_BOOTLUN_MAX];
464 };
465 
466 #endif /* __BFA_DEFS_H__ */
467