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Merge tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi
[mirror_ubuntu-kernels.git] / drivers / scsi / megaraid / megaraid_sas.h
1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3 * Linux MegaRAID driver for SAS based RAID controllers
4 *
5 * Copyright (c) 2003-2013 LSI Corporation
6 * Copyright (c) 2013-2016 Avago Technologies
7 * Copyright (c) 2016-2018 Broadcom Inc.
8 *
9 * FILE: megaraid_sas.h
10 *
11 * Authors: Broadcom Inc.
12 * Kashyap Desai <kashyap.desai@broadcom.com>
13 * Sumit Saxena <sumit.saxena@broadcom.com>
14 *
15 * Send feedback to: megaraidlinux.pdl@broadcom.com
16 */
17
18 #ifndef LSI_MEGARAID_SAS_H
19 #define LSI_MEGARAID_SAS_H
20
21 /*
22 * MegaRAID SAS Driver meta data
23 */
24 #define MEGASAS_VERSION "07.710.50.00-rc1"
25 #define MEGASAS_RELDATE "June 28, 2019"
26
27 /*
28 * Device IDs
29 */
30 #define PCI_DEVICE_ID_LSI_SAS1078R 0x0060
31 #define PCI_DEVICE_ID_LSI_SAS1078DE 0x007C
32 #define PCI_DEVICE_ID_LSI_VERDE_ZCR 0x0413
33 #define PCI_DEVICE_ID_LSI_SAS1078GEN2 0x0078
34 #define PCI_DEVICE_ID_LSI_SAS0079GEN2 0x0079
35 #define PCI_DEVICE_ID_LSI_SAS0073SKINNY 0x0073
36 #define PCI_DEVICE_ID_LSI_SAS0071SKINNY 0x0071
37 #define PCI_DEVICE_ID_LSI_FUSION 0x005b
38 #define PCI_DEVICE_ID_LSI_PLASMA 0x002f
39 #define PCI_DEVICE_ID_LSI_INVADER 0x005d
40 #define PCI_DEVICE_ID_LSI_FURY 0x005f
41 #define PCI_DEVICE_ID_LSI_INTRUDER 0x00ce
42 #define PCI_DEVICE_ID_LSI_INTRUDER_24 0x00cf
43 #define PCI_DEVICE_ID_LSI_CUTLASS_52 0x0052
44 #define PCI_DEVICE_ID_LSI_CUTLASS_53 0x0053
45 #define PCI_DEVICE_ID_LSI_VENTURA 0x0014
46 #define PCI_DEVICE_ID_LSI_CRUSADER 0x0015
47 #define PCI_DEVICE_ID_LSI_HARPOON 0x0016
48 #define PCI_DEVICE_ID_LSI_TOMCAT 0x0017
49 #define PCI_DEVICE_ID_LSI_VENTURA_4PORT 0x001B
50 #define PCI_DEVICE_ID_LSI_CRUSADER_4PORT 0x001C
51 #define PCI_DEVICE_ID_LSI_AERO_10E1 0x10e1
52 #define PCI_DEVICE_ID_LSI_AERO_10E2 0x10e2
53 #define PCI_DEVICE_ID_LSI_AERO_10E5 0x10e5
54 #define PCI_DEVICE_ID_LSI_AERO_10E6 0x10e6
55 #define PCI_DEVICE_ID_LSI_AERO_10E0 0x10e0
56 #define PCI_DEVICE_ID_LSI_AERO_10E3 0x10e3
57 #define PCI_DEVICE_ID_LSI_AERO_10E4 0x10e4
58 #define PCI_DEVICE_ID_LSI_AERO_10E7 0x10e7
59
60 /*
61 * Intel HBA SSDIDs
62 */
63 #define MEGARAID_INTEL_RS3DC080_SSDID 0x9360
64 #define MEGARAID_INTEL_RS3DC040_SSDID 0x9362
65 #define MEGARAID_INTEL_RS3SC008_SSDID 0x9380
66 #define MEGARAID_INTEL_RS3MC044_SSDID 0x9381
67 #define MEGARAID_INTEL_RS3WC080_SSDID 0x9341
68 #define MEGARAID_INTEL_RS3WC040_SSDID 0x9343
69 #define MEGARAID_INTEL_RMS3BC160_SSDID 0x352B
70
71 /*
72 * Intruder HBA SSDIDs
73 */
74 #define MEGARAID_INTRUDER_SSDID1 0x9371
75 #define MEGARAID_INTRUDER_SSDID2 0x9390
76 #define MEGARAID_INTRUDER_SSDID3 0x9370
77
78 /*
79 * Intel HBA branding
80 */
81 #define MEGARAID_INTEL_RS3DC080_BRANDING \
82 "Intel(R) RAID Controller RS3DC080"
83 #define MEGARAID_INTEL_RS3DC040_BRANDING \
84 "Intel(R) RAID Controller RS3DC040"
85 #define MEGARAID_INTEL_RS3SC008_BRANDING \
86 "Intel(R) RAID Controller RS3SC008"
87 #define MEGARAID_INTEL_RS3MC044_BRANDING \
88 "Intel(R) RAID Controller RS3MC044"
89 #define MEGARAID_INTEL_RS3WC080_BRANDING \
90 "Intel(R) RAID Controller RS3WC080"
91 #define MEGARAID_INTEL_RS3WC040_BRANDING \
92 "Intel(R) RAID Controller RS3WC040"
93 #define MEGARAID_INTEL_RMS3BC160_BRANDING \
94 "Intel(R) Integrated RAID Module RMS3BC160"
95
96 /*
97 * =====================================
98 * MegaRAID SAS MFI firmware definitions
99 * =====================================
100 */
101
102 /*
103 * MFI stands for MegaRAID SAS FW Interface. This is just a moniker for
104 * protocol between the software and firmware. Commands are issued using
105 * "message frames"
106 */
107
108 /*
109 * FW posts its state in upper 4 bits of outbound_msg_0 register
110 */
111 #define MFI_STATE_MASK 0xF0000000
112 #define MFI_STATE_UNDEFINED 0x00000000
113 #define MFI_STATE_BB_INIT 0x10000000
114 #define MFI_STATE_FW_INIT 0x40000000
115 #define MFI_STATE_WAIT_HANDSHAKE 0x60000000
116 #define MFI_STATE_FW_INIT_2 0x70000000
117 #define MFI_STATE_DEVICE_SCAN 0x80000000
118 #define MFI_STATE_BOOT_MESSAGE_PENDING 0x90000000
119 #define MFI_STATE_FLUSH_CACHE 0xA0000000
120 #define MFI_STATE_READY 0xB0000000
121 #define MFI_STATE_OPERATIONAL 0xC0000000
122 #define MFI_STATE_FAULT 0xF0000000
123 #define MFI_STATE_FORCE_OCR 0x00000080
124 #define MFI_STATE_DMADONE 0x00000008
125 #define MFI_STATE_CRASH_DUMP_DONE 0x00000004
126 #define MFI_RESET_REQUIRED 0x00000001
127 #define MFI_RESET_ADAPTER 0x00000002
128 #define MEGAMFI_FRAME_SIZE 64
129
130 #define MFI_STATE_FAULT_CODE 0x0FFF0000
131 #define MFI_STATE_FAULT_SUBCODE 0x0000FF00
132 /*
133 * During FW init, clear pending cmds & reset state using inbound_msg_0
134 *
135 * ABORT : Abort all pending cmds
136 * READY : Move from OPERATIONAL to READY state; discard queue info
137 * MFIMODE : Discard (possible) low MFA posted in 64-bit mode (??)
138 * CLR_HANDSHAKE: FW is waiting for HANDSHAKE from BIOS or Driver
139 * HOTPLUG : Resume from Hotplug
140 * MFI_STOP_ADP : Send signal to FW to stop processing
141 * MFI_ADP_TRIGGER_SNAP_DUMP: Inform firmware to initiate snap dump
142 */
143 #define WRITE_SEQUENCE_OFFSET (0x0000000FC) /* I20 */
144 #define HOST_DIAGNOSTIC_OFFSET (0x000000F8) /* I20 */
145 #define DIAG_WRITE_ENABLE (0x00000080)
146 #define DIAG_RESET_ADAPTER (0x00000004)
147
148 #define MFI_ADP_RESET 0x00000040
149 #define MFI_INIT_ABORT 0x00000001
150 #define MFI_INIT_READY 0x00000002
151 #define MFI_INIT_MFIMODE 0x00000004
152 #define MFI_INIT_CLEAR_HANDSHAKE 0x00000008
153 #define MFI_INIT_HOTPLUG 0x00000010
154 #define MFI_STOP_ADP 0x00000020
155 #define MFI_RESET_FLAGS MFI_INIT_READY| \
156 MFI_INIT_MFIMODE| \
157 MFI_INIT_ABORT
158 #define MFI_ADP_TRIGGER_SNAP_DUMP 0x00000100
159 #define MPI2_IOCINIT_MSGFLAG_RDPQ_ARRAY_MODE (0x01)
160
161 /*
162 * MFI frame flags
163 */
164 #define MFI_FRAME_POST_IN_REPLY_QUEUE 0x0000
165 #define MFI_FRAME_DONT_POST_IN_REPLY_QUEUE 0x0001
166 #define MFI_FRAME_SGL32 0x0000
167 #define MFI_FRAME_SGL64 0x0002
168 #define MFI_FRAME_SENSE32 0x0000
169 #define MFI_FRAME_SENSE64 0x0004
170 #define MFI_FRAME_DIR_NONE 0x0000
171 #define MFI_FRAME_DIR_WRITE 0x0008
172 #define MFI_FRAME_DIR_READ 0x0010
173 #define MFI_FRAME_DIR_BOTH 0x0018
174 #define MFI_FRAME_IEEE 0x0020
175
176 /* Driver internal */
177 #define DRV_DCMD_POLLED_MODE 0x1
178 #define DRV_DCMD_SKIP_REFIRE 0x2
179
180 /*
181 * Definition for cmd_status
182 */
183 #define MFI_CMD_STATUS_POLL_MODE 0xFF
184
185 /*
186 * MFI command opcodes
187 */
188 enum MFI_CMD_OP {
189 MFI_CMD_INIT = 0x0,
190 MFI_CMD_LD_READ = 0x1,
191 MFI_CMD_LD_WRITE = 0x2,
192 MFI_CMD_LD_SCSI_IO = 0x3,
193 MFI_CMD_PD_SCSI_IO = 0x4,
194 MFI_CMD_DCMD = 0x5,
195 MFI_CMD_ABORT = 0x6,
196 MFI_CMD_SMP = 0x7,
197 MFI_CMD_STP = 0x8,
198 MFI_CMD_NVME = 0x9,
199 MFI_CMD_TOOLBOX = 0xa,
200 MFI_CMD_OP_COUNT,
201 MFI_CMD_INVALID = 0xff
202 };
203
204 #define MR_DCMD_CTRL_GET_INFO 0x01010000
205 #define MR_DCMD_LD_GET_LIST 0x03010000
206 #define MR_DCMD_LD_LIST_QUERY 0x03010100
207
208 #define MR_DCMD_CTRL_CACHE_FLUSH 0x01101000
209 #define MR_FLUSH_CTRL_CACHE 0x01
210 #define MR_FLUSH_DISK_CACHE 0x02
211
212 #define MR_DCMD_CTRL_SHUTDOWN 0x01050000
213 #define MR_DCMD_HIBERNATE_SHUTDOWN 0x01060000
214 #define MR_ENABLE_DRIVE_SPINDOWN 0x01
215
216 #define MR_DCMD_CTRL_EVENT_GET_INFO 0x01040100
217 #define MR_DCMD_CTRL_EVENT_GET 0x01040300
218 #define MR_DCMD_CTRL_EVENT_WAIT 0x01040500
219 #define MR_DCMD_LD_GET_PROPERTIES 0x03030000
220
221 #define MR_DCMD_CLUSTER 0x08000000
222 #define MR_DCMD_CLUSTER_RESET_ALL 0x08010100
223 #define MR_DCMD_CLUSTER_RESET_LD 0x08010200
224 #define MR_DCMD_PD_LIST_QUERY 0x02010100
225
226 #define MR_DCMD_CTRL_SET_CRASH_DUMP_PARAMS 0x01190100
227 #define MR_DRIVER_SET_APP_CRASHDUMP_MODE (0xF0010000 | 0x0600)
228 #define MR_DCMD_PD_GET_INFO 0x02020000
229
230 /*
231 * Global functions
232 */
233 extern u8 MR_ValidateMapInfo(struct megasas_instance *instance, u64 map_id);
234
235
236 /*
237 * MFI command completion codes
238 */
239 enum MFI_STAT {
240 MFI_STAT_OK = 0x00,
241 MFI_STAT_INVALID_CMD = 0x01,
242 MFI_STAT_INVALID_DCMD = 0x02,
243 MFI_STAT_INVALID_PARAMETER = 0x03,
244 MFI_STAT_INVALID_SEQUENCE_NUMBER = 0x04,
245 MFI_STAT_ABORT_NOT_POSSIBLE = 0x05,
246 MFI_STAT_APP_HOST_CODE_NOT_FOUND = 0x06,
247 MFI_STAT_APP_IN_USE = 0x07,
248 MFI_STAT_APP_NOT_INITIALIZED = 0x08,
249 MFI_STAT_ARRAY_INDEX_INVALID = 0x09,
250 MFI_STAT_ARRAY_ROW_NOT_EMPTY = 0x0a,
251 MFI_STAT_CONFIG_RESOURCE_CONFLICT = 0x0b,
252 MFI_STAT_DEVICE_NOT_FOUND = 0x0c,
253 MFI_STAT_DRIVE_TOO_SMALL = 0x0d,
254 MFI_STAT_FLASH_ALLOC_FAIL = 0x0e,
255 MFI_STAT_FLASH_BUSY = 0x0f,
256 MFI_STAT_FLASH_ERROR = 0x10,
257 MFI_STAT_FLASH_IMAGE_BAD = 0x11,
258 MFI_STAT_FLASH_IMAGE_INCOMPLETE = 0x12,
259 MFI_STAT_FLASH_NOT_OPEN = 0x13,
260 MFI_STAT_FLASH_NOT_STARTED = 0x14,
261 MFI_STAT_FLUSH_FAILED = 0x15,
262 MFI_STAT_HOST_CODE_NOT_FOUNT = 0x16,
263 MFI_STAT_LD_CC_IN_PROGRESS = 0x17,
264 MFI_STAT_LD_INIT_IN_PROGRESS = 0x18,
265 MFI_STAT_LD_LBA_OUT_OF_RANGE = 0x19,
266 MFI_STAT_LD_MAX_CONFIGURED = 0x1a,
267 MFI_STAT_LD_NOT_OPTIMAL = 0x1b,
268 MFI_STAT_LD_RBLD_IN_PROGRESS = 0x1c,
269 MFI_STAT_LD_RECON_IN_PROGRESS = 0x1d,
270 MFI_STAT_LD_WRONG_RAID_LEVEL = 0x1e,
271 MFI_STAT_MAX_SPARES_EXCEEDED = 0x1f,
272 MFI_STAT_MEMORY_NOT_AVAILABLE = 0x20,
273 MFI_STAT_MFC_HW_ERROR = 0x21,
274 MFI_STAT_NO_HW_PRESENT = 0x22,
275 MFI_STAT_NOT_FOUND = 0x23,
276 MFI_STAT_NOT_IN_ENCL = 0x24,
277 MFI_STAT_PD_CLEAR_IN_PROGRESS = 0x25,
278 MFI_STAT_PD_TYPE_WRONG = 0x26,
279 MFI_STAT_PR_DISABLED = 0x27,
280 MFI_STAT_ROW_INDEX_INVALID = 0x28,
281 MFI_STAT_SAS_CONFIG_INVALID_ACTION = 0x29,
282 MFI_STAT_SAS_CONFIG_INVALID_DATA = 0x2a,
283 MFI_STAT_SAS_CONFIG_INVALID_PAGE = 0x2b,
284 MFI_STAT_SAS_CONFIG_INVALID_TYPE = 0x2c,
285 MFI_STAT_SCSI_DONE_WITH_ERROR = 0x2d,
286 MFI_STAT_SCSI_IO_FAILED = 0x2e,
287 MFI_STAT_SCSI_RESERVATION_CONFLICT = 0x2f,
288 MFI_STAT_SHUTDOWN_FAILED = 0x30,
289 MFI_STAT_TIME_NOT_SET = 0x31,
290 MFI_STAT_WRONG_STATE = 0x32,
291 MFI_STAT_LD_OFFLINE = 0x33,
292 MFI_STAT_PEER_NOTIFICATION_REJECTED = 0x34,
293 MFI_STAT_PEER_NOTIFICATION_FAILED = 0x35,
294 MFI_STAT_RESERVATION_IN_PROGRESS = 0x36,
295 MFI_STAT_I2C_ERRORS_DETECTED = 0x37,
296 MFI_STAT_PCI_ERRORS_DETECTED = 0x38,
297 MFI_STAT_CONFIG_SEQ_MISMATCH = 0x67,
298
299 MFI_STAT_INVALID_STATUS = 0xFF
300 };
301
302 enum mfi_evt_class {
303 MFI_EVT_CLASS_DEBUG = -2,
304 MFI_EVT_CLASS_PROGRESS = -1,
305 MFI_EVT_CLASS_INFO = 0,
306 MFI_EVT_CLASS_WARNING = 1,
307 MFI_EVT_CLASS_CRITICAL = 2,
308 MFI_EVT_CLASS_FATAL = 3,
309 MFI_EVT_CLASS_DEAD = 4
310 };
311
312 /*
313 * Crash dump related defines
314 */
315 #define MAX_CRASH_DUMP_SIZE 512
316 #define CRASH_DMA_BUF_SIZE (1024 * 1024)
317
318 enum MR_FW_CRASH_DUMP_STATE {
319 UNAVAILABLE = 0,
320 AVAILABLE = 1,
321 COPYING = 2,
322 COPIED = 3,
323 COPY_ERROR = 4,
324 };
325
326 enum _MR_CRASH_BUF_STATUS {
327 MR_CRASH_BUF_TURN_OFF = 0,
328 MR_CRASH_BUF_TURN_ON = 1,
329 };
330
331 /*
332 * Number of mailbox bytes in DCMD message frame
333 */
334 #define MFI_MBOX_SIZE 12
335
336 enum MR_EVT_CLASS {
337
338 MR_EVT_CLASS_DEBUG = -2,
339 MR_EVT_CLASS_PROGRESS = -1,
340 MR_EVT_CLASS_INFO = 0,
341 MR_EVT_CLASS_WARNING = 1,
342 MR_EVT_CLASS_CRITICAL = 2,
343 MR_EVT_CLASS_FATAL = 3,
344 MR_EVT_CLASS_DEAD = 4,
345
346 };
347
348 enum MR_EVT_LOCALE {
349
350 MR_EVT_LOCALE_LD = 0x0001,
351 MR_EVT_LOCALE_PD = 0x0002,
352 MR_EVT_LOCALE_ENCL = 0x0004,
353 MR_EVT_LOCALE_BBU = 0x0008,
354 MR_EVT_LOCALE_SAS = 0x0010,
355 MR_EVT_LOCALE_CTRL = 0x0020,
356 MR_EVT_LOCALE_CONFIG = 0x0040,
357 MR_EVT_LOCALE_CLUSTER = 0x0080,
358 MR_EVT_LOCALE_ALL = 0xffff,
359
360 };
361
362 enum MR_EVT_ARGS {
363
364 MR_EVT_ARGS_NONE,
365 MR_EVT_ARGS_CDB_SENSE,
366 MR_EVT_ARGS_LD,
367 MR_EVT_ARGS_LD_COUNT,
368 MR_EVT_ARGS_LD_LBA,
369 MR_EVT_ARGS_LD_OWNER,
370 MR_EVT_ARGS_LD_LBA_PD_LBA,
371 MR_EVT_ARGS_LD_PROG,
372 MR_EVT_ARGS_LD_STATE,
373 MR_EVT_ARGS_LD_STRIP,
374 MR_EVT_ARGS_PD,
375 MR_EVT_ARGS_PD_ERR,
376 MR_EVT_ARGS_PD_LBA,
377 MR_EVT_ARGS_PD_LBA_LD,
378 MR_EVT_ARGS_PD_PROG,
379 MR_EVT_ARGS_PD_STATE,
380 MR_EVT_ARGS_PCI,
381 MR_EVT_ARGS_RATE,
382 MR_EVT_ARGS_STR,
383 MR_EVT_ARGS_TIME,
384 MR_EVT_ARGS_ECC,
385 MR_EVT_ARGS_LD_PROP,
386 MR_EVT_ARGS_PD_SPARE,
387 MR_EVT_ARGS_PD_INDEX,
388 MR_EVT_ARGS_DIAG_PASS,
389 MR_EVT_ARGS_DIAG_FAIL,
390 MR_EVT_ARGS_PD_LBA_LBA,
391 MR_EVT_ARGS_PORT_PHY,
392 MR_EVT_ARGS_PD_MISSING,
393 MR_EVT_ARGS_PD_ADDRESS,
394 MR_EVT_ARGS_BITMAP,
395 MR_EVT_ARGS_CONNECTOR,
396 MR_EVT_ARGS_PD_PD,
397 MR_EVT_ARGS_PD_FRU,
398 MR_EVT_ARGS_PD_PATHINFO,
399 MR_EVT_ARGS_PD_POWER_STATE,
400 MR_EVT_ARGS_GENERIC,
401 };
402
403
404 #define SGE_BUFFER_SIZE 4096
405 #define MEGASAS_CLUSTER_ID_SIZE 16
406 /*
407 * define constants for device list query options
408 */
409 enum MR_PD_QUERY_TYPE {
410 MR_PD_QUERY_TYPE_ALL = 0,
411 MR_PD_QUERY_TYPE_STATE = 1,
412 MR_PD_QUERY_TYPE_POWER_STATE = 2,
413 MR_PD_QUERY_TYPE_MEDIA_TYPE = 3,
414 MR_PD_QUERY_TYPE_SPEED = 4,
415 MR_PD_QUERY_TYPE_EXPOSED_TO_HOST = 5,
416 };
417
418 enum MR_LD_QUERY_TYPE {
419 MR_LD_QUERY_TYPE_ALL = 0,
420 MR_LD_QUERY_TYPE_EXPOSED_TO_HOST = 1,
421 MR_LD_QUERY_TYPE_USED_TGT_IDS = 2,
422 MR_LD_QUERY_TYPE_CLUSTER_ACCESS = 3,
423 MR_LD_QUERY_TYPE_CLUSTER_LOCALE = 4,
424 };
425
426
427 #define MR_EVT_CFG_CLEARED 0x0004
428 #define MR_EVT_LD_STATE_CHANGE 0x0051
429 #define MR_EVT_PD_INSERTED 0x005b
430 #define MR_EVT_PD_REMOVED 0x0070
431 #define MR_EVT_LD_CREATED 0x008a
432 #define MR_EVT_LD_DELETED 0x008b
433 #define MR_EVT_FOREIGN_CFG_IMPORTED 0x00db
434 #define MR_EVT_LD_OFFLINE 0x00fc
435 #define MR_EVT_CTRL_HOST_BUS_SCAN_REQUESTED 0x0152
436 #define MR_EVT_CTRL_PROP_CHANGED 0x012f
437
438 enum MR_PD_STATE {
439 MR_PD_STATE_UNCONFIGURED_GOOD = 0x00,
440 MR_PD_STATE_UNCONFIGURED_BAD = 0x01,
441 MR_PD_STATE_HOT_SPARE = 0x02,
442 MR_PD_STATE_OFFLINE = 0x10,
443 MR_PD_STATE_FAILED = 0x11,
444 MR_PD_STATE_REBUILD = 0x14,
445 MR_PD_STATE_ONLINE = 0x18,
446 MR_PD_STATE_COPYBACK = 0x20,
447 MR_PD_STATE_SYSTEM = 0x40,
448 };
449
450 union MR_PD_REF {
451 struct {
452 u16 deviceId;
453 u16 seqNum;
454 } mrPdRef;
455 u32 ref;
456 };
457
458 /*
459 * define the DDF Type bit structure
460 */
461 union MR_PD_DDF_TYPE {
462 struct {
463 union {
464 struct {
465 #ifndef __BIG_ENDIAN_BITFIELD
466 u16 forcedPDGUID:1;
467 u16 inVD:1;
468 u16 isGlobalSpare:1;
469 u16 isSpare:1;
470 u16 isForeign:1;
471 u16 reserved:7;
472 u16 intf:4;
473 #else
474 u16 intf:4;
475 u16 reserved:7;
476 u16 isForeign:1;
477 u16 isSpare:1;
478 u16 isGlobalSpare:1;
479 u16 inVD:1;
480 u16 forcedPDGUID:1;
481 #endif
482 } pdType;
483 u16 type;
484 };
485 u16 reserved;
486 } ddf;
487 struct {
488 u32 reserved;
489 } nonDisk;
490 u32 type;
491 } __packed;
492
493 /*
494 * defines the progress structure
495 */
496 union MR_PROGRESS {
497 struct {
498 u16 progress;
499 union {
500 u16 elapsedSecs;
501 u16 elapsedSecsForLastPercent;
502 };
503 } mrProgress;
504 u32 w;
505 } __packed;
506
507 /*
508 * defines the physical drive progress structure
509 */
510 struct MR_PD_PROGRESS {
511 struct {
512 #ifndef MFI_BIG_ENDIAN
513 u32 rbld:1;
514 u32 patrol:1;
515 u32 clear:1;
516 u32 copyBack:1;
517 u32 erase:1;
518 u32 locate:1;
519 u32 reserved:26;
520 #else
521 u32 reserved:26;
522 u32 locate:1;
523 u32 erase:1;
524 u32 copyBack:1;
525 u32 clear:1;
526 u32 patrol:1;
527 u32 rbld:1;
528 #endif
529 } active;
530 union MR_PROGRESS rbld;
531 union MR_PROGRESS patrol;
532 union {
533 union MR_PROGRESS clear;
534 union MR_PROGRESS erase;
535 };
536
537 struct {
538 #ifndef MFI_BIG_ENDIAN
539 u32 rbld:1;
540 u32 patrol:1;
541 u32 clear:1;
542 u32 copyBack:1;
543 u32 erase:1;
544 u32 reserved:27;
545 #else
546 u32 reserved:27;
547 u32 erase:1;
548 u32 copyBack:1;
549 u32 clear:1;
550 u32 patrol:1;
551 u32 rbld:1;
552 #endif
553 } pause;
554
555 union MR_PROGRESS reserved[3];
556 } __packed;
557
558 struct MR_PD_INFO {
559 union MR_PD_REF ref;
560 u8 inquiryData[96];
561 u8 vpdPage83[64];
562 u8 notSupported;
563 u8 scsiDevType;
564
565 union {
566 u8 connectedPortBitmap;
567 u8 connectedPortNumbers;
568 };
569
570 u8 deviceSpeed;
571 u32 mediaErrCount;
572 u32 otherErrCount;
573 u32 predFailCount;
574 u32 lastPredFailEventSeqNum;
575
576 u16 fwState;
577 u8 disabledForRemoval;
578 u8 linkSpeed;
579 union MR_PD_DDF_TYPE state;
580
581 struct {
582 u8 count;
583 #ifndef __BIG_ENDIAN_BITFIELD
584 u8 isPathBroken:4;
585 u8 reserved3:3;
586 u8 widePortCapable:1;
587 #else
588 u8 widePortCapable:1;
589 u8 reserved3:3;
590 u8 isPathBroken:4;
591 #endif
592
593 u8 connectorIndex[2];
594 u8 reserved[4];
595 u64 sasAddr[2];
596 u8 reserved2[16];
597 } pathInfo;
598
599 u64 rawSize;
600 u64 nonCoercedSize;
601 u64 coercedSize;
602 u16 enclDeviceId;
603 u8 enclIndex;
604
605 union {
606 u8 slotNumber;
607 u8 enclConnectorIndex;
608 };
609
610 struct MR_PD_PROGRESS progInfo;
611 u8 badBlockTableFull;
612 u8 unusableInCurrentConfig;
613 u8 vpdPage83Ext[64];
614 u8 powerState;
615 u8 enclPosition;
616 u32 allowedOps;
617 u16 copyBackPartnerId;
618 u16 enclPartnerDeviceId;
619 struct {
620 #ifndef __BIG_ENDIAN_BITFIELD
621 u16 fdeCapable:1;
622 u16 fdeEnabled:1;
623 u16 secured:1;
624 u16 locked:1;
625 u16 foreign:1;
626 u16 needsEKM:1;
627 u16 reserved:10;
628 #else
629 u16 reserved:10;
630 u16 needsEKM:1;
631 u16 foreign:1;
632 u16 locked:1;
633 u16 secured:1;
634 u16 fdeEnabled:1;
635 u16 fdeCapable:1;
636 #endif
637 } security;
638 u8 mediaType;
639 u8 notCertified;
640 u8 bridgeVendor[8];
641 u8 bridgeProductIdentification[16];
642 u8 bridgeProductRevisionLevel[4];
643 u8 satBridgeExists;
644
645 u8 interfaceType;
646 u8 temperature;
647 u8 emulatedBlockSize;
648 u16 userDataBlockSize;
649 u16 reserved2;
650
651 struct {
652 #ifndef __BIG_ENDIAN_BITFIELD
653 u32 piType:3;
654 u32 piFormatted:1;
655 u32 piEligible:1;
656 u32 NCQ:1;
657 u32 WCE:1;
658 u32 commissionedSpare:1;
659 u32 emergencySpare:1;
660 u32 ineligibleForSSCD:1;
661 u32 ineligibleForLd:1;
662 u32 useSSEraseType:1;
663 u32 wceUnchanged:1;
664 u32 supportScsiUnmap:1;
665 u32 reserved:18;
666 #else
667 u32 reserved:18;
668 u32 supportScsiUnmap:1;
669 u32 wceUnchanged:1;
670 u32 useSSEraseType:1;
671 u32 ineligibleForLd:1;
672 u32 ineligibleForSSCD:1;
673 u32 emergencySpare:1;
674 u32 commissionedSpare:1;
675 u32 WCE:1;
676 u32 NCQ:1;
677 u32 piEligible:1;
678 u32 piFormatted:1;
679 u32 piType:3;
680 #endif
681 } properties;
682
683 u64 shieldDiagCompletionTime;
684 u8 shieldCounter;
685
686 u8 linkSpeedOther;
687 u8 reserved4[2];
688
689 struct {
690 #ifndef __BIG_ENDIAN_BITFIELD
691 u32 bbmErrCountSupported:1;
692 u32 bbmErrCount:31;
693 #else
694 u32 bbmErrCount:31;
695 u32 bbmErrCountSupported:1;
696 #endif
697 } bbmErr;
698
699 u8 reserved1[512-428];
700 } __packed;
701
702 /*
703 * Definition of structure used to expose attributes of VD or JBOD
704 * (this structure is to be filled by firmware when MR_DCMD_DRV_GET_TARGET_PROP
705 * is fired by driver)
706 */
707 struct MR_TARGET_PROPERTIES {
708 u32 max_io_size_kb;
709 u32 device_qdepth;
710 u32 sector_size;
711 u8 reset_tmo;
712 u8 reserved[499];
713 } __packed;
714
715 /*
716 * defines the physical drive address structure
717 */
718 struct MR_PD_ADDRESS {
719 __le16 deviceId;
720 u16 enclDeviceId;
721
722 union {
723 struct {
724 u8 enclIndex;
725 u8 slotNumber;
726 } mrPdAddress;
727 struct {
728 u8 enclPosition;
729 u8 enclConnectorIndex;
730 } mrEnclAddress;
731 };
732 u8 scsiDevType;
733 union {
734 u8 connectedPortBitmap;
735 u8 connectedPortNumbers;
736 };
737 u64 sasAddr[2];
738 } __packed;
739
740 /*
741 * defines the physical drive list structure
742 */
743 struct MR_PD_LIST {
744 __le32 size;
745 __le32 count;
746 struct MR_PD_ADDRESS addr[1];
747 } __packed;
748
749 struct megasas_pd_list {
750 u16 tid;
751 u8 driveType;
752 u8 driveState;
753 } __packed;
754
755 /*
756 * defines the logical drive reference structure
757 */
758 union MR_LD_REF {
759 struct {
760 u8 targetId;
761 u8 reserved;
762 __le16 seqNum;
763 };
764 __le32 ref;
765 } __packed;
766
767 /*
768 * defines the logical drive list structure
769 */
770 struct MR_LD_LIST {
771 __le32 ldCount;
772 __le32 reserved;
773 struct {
774 union MR_LD_REF ref;
775 u8 state;
776 u8 reserved[3];
777 __le64 size;
778 } ldList[MAX_LOGICAL_DRIVES_EXT];
779 } __packed;
780
781 struct MR_LD_TARGETID_LIST {
782 __le32 size;
783 __le32 count;
784 u8 pad[3];
785 u8 targetId[MAX_LOGICAL_DRIVES_EXT];
786 };
787
788 struct MR_HOST_DEVICE_LIST_ENTRY {
789 struct {
790 union {
791 struct {
792 #if defined(__BIG_ENDIAN_BITFIELD)
793 u8 reserved:7;
794 u8 is_sys_pd:1;
795 #else
796 u8 is_sys_pd:1;
797 u8 reserved:7;
798 #endif
799 } bits;
800 u8 byte;
801 } u;
802 } flags;
803 u8 scsi_type;
804 __le16 target_id;
805 u8 reserved[4];
806 __le64 sas_addr[2];
807 } __packed;
808
809 struct MR_HOST_DEVICE_LIST {
810 __le32 size;
811 __le32 count;
812 __le32 reserved[2];
813 struct MR_HOST_DEVICE_LIST_ENTRY host_device_list[1];
814 } __packed;
815
816 #define HOST_DEVICE_LIST_SZ (sizeof(struct MR_HOST_DEVICE_LIST) + \
817 (sizeof(struct MR_HOST_DEVICE_LIST_ENTRY) * \
818 (MEGASAS_MAX_PD + MAX_LOGICAL_DRIVES_EXT - 1)))
819
820
821 /*
822 * SAS controller properties
823 */
824 struct megasas_ctrl_prop {
825
826 u16 seq_num;
827 u16 pred_fail_poll_interval;
828 u16 intr_throttle_count;
829 u16 intr_throttle_timeouts;
830 u8 rebuild_rate;
831 u8 patrol_read_rate;
832 u8 bgi_rate;
833 u8 cc_rate;
834 u8 recon_rate;
835 u8 cache_flush_interval;
836 u8 spinup_drv_count;
837 u8 spinup_delay;
838 u8 cluster_enable;
839 u8 coercion_mode;
840 u8 alarm_enable;
841 u8 disable_auto_rebuild;
842 u8 disable_battery_warn;
843 u8 ecc_bucket_size;
844 u16 ecc_bucket_leak_rate;
845 u8 restore_hotspare_on_insertion;
846 u8 expose_encl_devices;
847 u8 maintainPdFailHistory;
848 u8 disallowHostRequestReordering;
849 u8 abortCCOnError;
850 u8 loadBalanceMode;
851 u8 disableAutoDetectBackplane;
852
853 u8 snapVDSpace;
854
855 /*
856 * Add properties that can be controlled by
857 * a bit in the following structure.
858 */
859 struct {
860 #if defined(__BIG_ENDIAN_BITFIELD)
861 u32 reserved:18;
862 u32 enableJBOD:1;
863 u32 disableSpinDownHS:1;
864 u32 allowBootWithPinnedCache:1;
865 u32 disableOnlineCtrlReset:1;
866 u32 enableSecretKeyControl:1;
867 u32 autoEnhancedImport:1;
868 u32 enableSpinDownUnconfigured:1;
869 u32 SSDPatrolReadEnabled:1;
870 u32 SSDSMARTerEnabled:1;
871 u32 disableNCQ:1;
872 u32 useFdeOnly:1;
873 u32 prCorrectUnconfiguredAreas:1;
874 u32 SMARTerEnabled:1;
875 u32 copyBackDisabled:1;
876 #else
877 u32 copyBackDisabled:1;
878 u32 SMARTerEnabled:1;
879 u32 prCorrectUnconfiguredAreas:1;
880 u32 useFdeOnly:1;
881 u32 disableNCQ:1;
882 u32 SSDSMARTerEnabled:1;
883 u32 SSDPatrolReadEnabled:1;
884 u32 enableSpinDownUnconfigured:1;
885 u32 autoEnhancedImport:1;
886 u32 enableSecretKeyControl:1;
887 u32 disableOnlineCtrlReset:1;
888 u32 allowBootWithPinnedCache:1;
889 u32 disableSpinDownHS:1;
890 u32 enableJBOD:1;
891 u32 reserved:18;
892 #endif
893 } OnOffProperties;
894
895 union {
896 u8 autoSnapVDSpace;
897 u8 viewSpace;
898 struct {
899 #if defined(__BIG_ENDIAN_BITFIELD)
900 u16 reserved3:9;
901 u16 enable_fw_dev_list:1;
902 u16 reserved2:1;
903 u16 enable_snap_dump:1;
904 u16 reserved1:4;
905 #else
906 u16 reserved1:4;
907 u16 enable_snap_dump:1;
908 u16 reserved2:1;
909 u16 enable_fw_dev_list:1;
910 u16 reserved3:9;
911 #endif
912 } on_off_properties2;
913 };
914 __le16 spinDownTime;
915 u8 reserved[24];
916 } __packed;
917
918 /*
919 * SAS controller information
920 */
921 struct megasas_ctrl_info {
922
923 /*
924 * PCI device information
925 */
926 struct {
927
928 __le16 vendor_id;
929 __le16 device_id;
930 __le16 sub_vendor_id;
931 __le16 sub_device_id;
932 u8 reserved[24];
933
934 } __attribute__ ((packed)) pci;
935
936 /*
937 * Host interface information
938 */
939 struct {
940
941 u8 PCIX:1;
942 u8 PCIE:1;
943 u8 iSCSI:1;
944 u8 SAS_3G:1;
945 u8 SRIOV:1;
946 u8 reserved_0:3;
947 u8 reserved_1[6];
948 u8 port_count;
949 u64 port_addr[8];
950
951 } __attribute__ ((packed)) host_interface;
952
953 /*
954 * Device (backend) interface information
955 */
956 struct {
957
958 u8 SPI:1;
959 u8 SAS_3G:1;
960 u8 SATA_1_5G:1;
961 u8 SATA_3G:1;
962 u8 reserved_0:4;
963 u8 reserved_1[6];
964 u8 port_count;
965 u64 port_addr[8];
966
967 } __attribute__ ((packed)) device_interface;
968
969 /*
970 * List of components residing in flash. All str are null terminated
971 */
972 __le32 image_check_word;
973 __le32 image_component_count;
974
975 struct {
976
977 char name[8];
978 char version[32];
979 char build_date[16];
980 char built_time[16];
981
982 } __attribute__ ((packed)) image_component[8];
983
984 /*
985 * List of flash components that have been flashed on the card, but
986 * are not in use, pending reset of the adapter. This list will be
987 * empty if a flash operation has not occurred. All stings are null
988 * terminated
989 */
990 __le32 pending_image_component_count;
991
992 struct {
993
994 char name[8];
995 char version[32];
996 char build_date[16];
997 char build_time[16];
998
999 } __attribute__ ((packed)) pending_image_component[8];
1000
1001 u8 max_arms;
1002 u8 max_spans;
1003 u8 max_arrays;
1004 u8 max_lds;
1005
1006 char product_name[80];
1007 char serial_no[32];
1008
1009 /*
1010 * Other physical/controller/operation information. Indicates the
1011 * presence of the hardware
1012 */
1013 struct {
1014
1015 u32 bbu:1;
1016 u32 alarm:1;
1017 u32 nvram:1;
1018 u32 uart:1;
1019 u32 reserved:28;
1020
1021 } __attribute__ ((packed)) hw_present;
1022
1023 __le32 current_fw_time;
1024
1025 /*
1026 * Maximum data transfer sizes
1027 */
1028 __le16 max_concurrent_cmds;
1029 __le16 max_sge_count;
1030 __le32 max_request_size;
1031
1032 /*
1033 * Logical and physical device counts
1034 */
1035 __le16 ld_present_count;
1036 __le16 ld_degraded_count;
1037 __le16 ld_offline_count;
1038
1039 __le16 pd_present_count;
1040 __le16 pd_disk_present_count;
1041 __le16 pd_disk_pred_failure_count;
1042 __le16 pd_disk_failed_count;
1043
1044 /*
1045 * Memory size information
1046 */
1047 __le16 nvram_size;
1048 __le16 memory_size;
1049 __le16 flash_size;
1050
1051 /*
1052 * Error counters
1053 */
1054 __le16 mem_correctable_error_count;
1055 __le16 mem_uncorrectable_error_count;
1056
1057 /*
1058 * Cluster information
1059 */
1060 u8 cluster_permitted;
1061 u8 cluster_active;
1062
1063 /*
1064 * Additional max data transfer sizes
1065 */
1066 __le16 max_strips_per_io;
1067
1068 /*
1069 * Controller capabilities structures
1070 */
1071 struct {
1072
1073 u32 raid_level_0:1;
1074 u32 raid_level_1:1;
1075 u32 raid_level_5:1;
1076 u32 raid_level_1E:1;
1077 u32 raid_level_6:1;
1078 u32 reserved:27;
1079
1080 } __attribute__ ((packed)) raid_levels;
1081
1082 struct {
1083
1084 u32 rbld_rate:1;
1085 u32 cc_rate:1;
1086 u32 bgi_rate:1;
1087 u32 recon_rate:1;
1088 u32 patrol_rate:1;
1089 u32 alarm_control:1;
1090 u32 cluster_supported:1;
1091 u32 bbu:1;
1092 u32 spanning_allowed:1;
1093 u32 dedicated_hotspares:1;
1094 u32 revertible_hotspares:1;
1095 u32 foreign_config_import:1;
1096 u32 self_diagnostic:1;
1097 u32 mixed_redundancy_arr:1;
1098 u32 global_hot_spares:1;
1099 u32 reserved:17;
1100
1101 } __attribute__ ((packed)) adapter_operations;
1102
1103 struct {
1104
1105 u32 read_policy:1;
1106 u32 write_policy:1;
1107 u32 io_policy:1;
1108 u32 access_policy:1;
1109 u32 disk_cache_policy:1;
1110 u32 reserved:27;
1111
1112 } __attribute__ ((packed)) ld_operations;
1113
1114 struct {
1115
1116 u8 min;
1117 u8 max;
1118 u8 reserved[2];
1119
1120 } __attribute__ ((packed)) stripe_sz_ops;
1121
1122 struct {
1123
1124 u32 force_online:1;
1125 u32 force_offline:1;
1126 u32 force_rebuild:1;
1127 u32 reserved:29;
1128
1129 } __attribute__ ((packed)) pd_operations;
1130
1131 struct {
1132
1133 u32 ctrl_supports_sas:1;
1134 u32 ctrl_supports_sata:1;
1135 u32 allow_mix_in_encl:1;
1136 u32 allow_mix_in_ld:1;
1137 u32 allow_sata_in_cluster:1;
1138 u32 reserved:27;
1139
1140 } __attribute__ ((packed)) pd_mix_support;
1141
1142 /*
1143 * Define ECC single-bit-error bucket information
1144 */
1145 u8 ecc_bucket_count;
1146 u8 reserved_2[11];
1147
1148 /*
1149 * Include the controller properties (changeable items)
1150 */
1151 struct megasas_ctrl_prop properties;
1152
1153 /*
1154 * Define FW pkg version (set in envt v'bles on OEM basis)
1155 */
1156 char package_version[0x60];
1157
1158
1159 /*
1160 * If adapterOperations.supportMoreThan8Phys is set,
1161 * and deviceInterface.portCount is greater than 8,
1162 * SAS Addrs for first 8 ports shall be populated in
1163 * deviceInterface.portAddr, and the rest shall be
1164 * populated in deviceInterfacePortAddr2.
1165 */
1166 __le64 deviceInterfacePortAddr2[8]; /*6a0h */
1167 u8 reserved3[128]; /*6e0h */
1168
1169 struct { /*760h */
1170 u16 minPdRaidLevel_0:4;
1171 u16 maxPdRaidLevel_0:12;
1172
1173 u16 minPdRaidLevel_1:4;
1174 u16 maxPdRaidLevel_1:12;
1175
1176 u16 minPdRaidLevel_5:4;
1177 u16 maxPdRaidLevel_5:12;
1178
1179 u16 minPdRaidLevel_1E:4;
1180 u16 maxPdRaidLevel_1E:12;
1181
1182 u16 minPdRaidLevel_6:4;
1183 u16 maxPdRaidLevel_6:12;
1184
1185 u16 minPdRaidLevel_10:4;
1186 u16 maxPdRaidLevel_10:12;
1187
1188 u16 minPdRaidLevel_50:4;
1189 u16 maxPdRaidLevel_50:12;
1190
1191 u16 minPdRaidLevel_60:4;
1192 u16 maxPdRaidLevel_60:12;
1193
1194 u16 minPdRaidLevel_1E_RLQ0:4;
1195 u16 maxPdRaidLevel_1E_RLQ0:12;
1196
1197 u16 minPdRaidLevel_1E0_RLQ0:4;
1198 u16 maxPdRaidLevel_1E0_RLQ0:12;
1199
1200 u16 reserved[6];
1201 } pdsForRaidLevels;
1202
1203 __le16 maxPds; /*780h */
1204 __le16 maxDedHSPs; /*782h */
1205 __le16 maxGlobalHSP; /*784h */
1206 __le16 ddfSize; /*786h */
1207 u8 maxLdsPerArray; /*788h */
1208 u8 partitionsInDDF; /*789h */
1209 u8 lockKeyBinding; /*78ah */
1210 u8 maxPITsPerLd; /*78bh */
1211 u8 maxViewsPerLd; /*78ch */
1212 u8 maxTargetId; /*78dh */
1213 __le16 maxBvlVdSize; /*78eh */
1214
1215 __le16 maxConfigurableSSCSize; /*790h */
1216 __le16 currentSSCsize; /*792h */
1217
1218 char expanderFwVersion[12]; /*794h */
1219
1220 __le16 PFKTrialTimeRemaining; /*7A0h */
1221
1222 __le16 cacheMemorySize; /*7A2h */
1223
1224 struct { /*7A4h */
1225 #if defined(__BIG_ENDIAN_BITFIELD)
1226 u32 reserved:5;
1227 u32 activePassive:2;
1228 u32 supportConfigAutoBalance:1;
1229 u32 mpio:1;
1230 u32 supportDataLDonSSCArray:1;
1231 u32 supportPointInTimeProgress:1;
1232 u32 supportUnevenSpans:1;
1233 u32 dedicatedHotSparesLimited:1;
1234 u32 headlessMode:1;
1235 u32 supportEmulatedDrives:1;
1236 u32 supportResetNow:1;
1237 u32 realTimeScheduler:1;
1238 u32 supportSSDPatrolRead:1;
1239 u32 supportPerfTuning:1;
1240 u32 disableOnlinePFKChange:1;
1241 u32 supportJBOD:1;
1242 u32 supportBootTimePFKChange:1;
1243 u32 supportSetLinkSpeed:1;
1244 u32 supportEmergencySpares:1;
1245 u32 supportSuspendResumeBGops:1;
1246 u32 blockSSDWriteCacheChange:1;
1247 u32 supportShieldState:1;
1248 u32 supportLdBBMInfo:1;
1249 u32 supportLdPIType3:1;
1250 u32 supportLdPIType2:1;
1251 u32 supportLdPIType1:1;
1252 u32 supportPIcontroller:1;
1253 #else
1254 u32 supportPIcontroller:1;
1255 u32 supportLdPIType1:1;
1256 u32 supportLdPIType2:1;
1257 u32 supportLdPIType3:1;
1258 u32 supportLdBBMInfo:1;
1259 u32 supportShieldState:1;
1260 u32 blockSSDWriteCacheChange:1;
1261 u32 supportSuspendResumeBGops:1;
1262 u32 supportEmergencySpares:1;
1263 u32 supportSetLinkSpeed:1;
1264 u32 supportBootTimePFKChange:1;
1265 u32 supportJBOD:1;
1266 u32 disableOnlinePFKChange:1;
1267 u32 supportPerfTuning:1;
1268 u32 supportSSDPatrolRead:1;
1269 u32 realTimeScheduler:1;
1270
1271 u32 supportResetNow:1;
1272 u32 supportEmulatedDrives:1;
1273 u32 headlessMode:1;
1274 u32 dedicatedHotSparesLimited:1;
1275
1276
1277 u32 supportUnevenSpans:1;
1278 u32 supportPointInTimeProgress:1;
1279 u32 supportDataLDonSSCArray:1;
1280 u32 mpio:1;
1281 u32 supportConfigAutoBalance:1;
1282 u32 activePassive:2;
1283 u32 reserved:5;
1284 #endif
1285 } adapterOperations2;
1286
1287 u8 driverVersion[32]; /*7A8h */
1288 u8 maxDAPdCountSpinup60; /*7C8h */
1289 u8 temperatureROC; /*7C9h */
1290 u8 temperatureCtrl; /*7CAh */
1291 u8 reserved4; /*7CBh */
1292 __le16 maxConfigurablePds; /*7CCh */
1293
1294
1295 u8 reserved5[2]; /*0x7CDh */
1296
1297 /*
1298 * HA cluster information
1299 */
1300 struct {
1301 #if defined(__BIG_ENDIAN_BITFIELD)
1302 u32 reserved:25;
1303 u32 passive:1;
1304 u32 premiumFeatureMismatch:1;
1305 u32 ctrlPropIncompatible:1;
1306 u32 fwVersionMismatch:1;
1307 u32 hwIncompatible:1;
1308 u32 peerIsIncompatible:1;
1309 u32 peerIsPresent:1;
1310 #else
1311 u32 peerIsPresent:1;
1312 u32 peerIsIncompatible:1;
1313 u32 hwIncompatible:1;
1314 u32 fwVersionMismatch:1;
1315 u32 ctrlPropIncompatible:1;
1316 u32 premiumFeatureMismatch:1;
1317 u32 passive:1;
1318 u32 reserved:25;
1319 #endif
1320 } cluster;
1321
1322 char clusterId[MEGASAS_CLUSTER_ID_SIZE]; /*0x7D4 */
1323 struct {
1324 u8 maxVFsSupported; /*0x7E4*/
1325 u8 numVFsEnabled; /*0x7E5*/
1326 u8 requestorId; /*0x7E6 0:PF, 1:VF1, 2:VF2*/
1327 u8 reserved; /*0x7E7*/
1328 } iov;
1329
1330 struct {
1331 #if defined(__BIG_ENDIAN_BITFIELD)
1332 u32 reserved:7;
1333 u32 useSeqNumJbodFP:1;
1334 u32 supportExtendedSSCSize:1;
1335 u32 supportDiskCacheSettingForSysPDs:1;
1336 u32 supportCPLDUpdate:1;
1337 u32 supportTTYLogCompression:1;
1338 u32 discardCacheDuringLDDelete:1;
1339 u32 supportSecurityonJBOD:1;
1340 u32 supportCacheBypassModes:1;
1341 u32 supportDisableSESMonitoring:1;
1342 u32 supportForceFlash:1;
1343 u32 supportNVDRAM:1;
1344 u32 supportDrvActivityLEDSetting:1;
1345 u32 supportAllowedOpsforDrvRemoval:1;
1346 u32 supportHOQRebuild:1;
1347 u32 supportForceTo512e:1;
1348 u32 supportNVCacheErase:1;
1349 u32 supportDebugQueue:1;
1350 u32 supportSwZone:1;
1351 u32 supportCrashDump:1;
1352 u32 supportMaxExtLDs:1;
1353 u32 supportT10RebuildAssist:1;
1354 u32 supportDisableImmediateIO:1;
1355 u32 supportThermalPollInterval:1;
1356 u32 supportPersonalityChange:2;
1357 #else
1358 u32 supportPersonalityChange:2;
1359 u32 supportThermalPollInterval:1;
1360 u32 supportDisableImmediateIO:1;
1361 u32 supportT10RebuildAssist:1;
1362 u32 supportMaxExtLDs:1;
1363 u32 supportCrashDump:1;
1364 u32 supportSwZone:1;
1365 u32 supportDebugQueue:1;
1366 u32 supportNVCacheErase:1;
1367 u32 supportForceTo512e:1;
1368 u32 supportHOQRebuild:1;
1369 u32 supportAllowedOpsforDrvRemoval:1;
1370 u32 supportDrvActivityLEDSetting:1;
1371 u32 supportNVDRAM:1;
1372 u32 supportForceFlash:1;
1373 u32 supportDisableSESMonitoring:1;
1374 u32 supportCacheBypassModes:1;
1375 u32 supportSecurityonJBOD:1;
1376 u32 discardCacheDuringLDDelete:1;
1377 u32 supportTTYLogCompression:1;
1378 u32 supportCPLDUpdate:1;
1379 u32 supportDiskCacheSettingForSysPDs:1;
1380 u32 supportExtendedSSCSize:1;
1381 u32 useSeqNumJbodFP:1;
1382 u32 reserved:7;
1383 #endif
1384 } adapterOperations3;
1385
1386 struct {
1387 #if defined(__BIG_ENDIAN_BITFIELD)
1388 u8 reserved:7;
1389 /* Indicates whether the CPLD image is part of
1390 * the package and stored in flash
1391 */
1392 u8 cpld_in_flash:1;
1393 #else
1394 u8 cpld_in_flash:1;
1395 u8 reserved:7;
1396 #endif
1397 u8 reserved1[3];
1398 /* Null terminated string. Has the version
1399 * information if cpld_in_flash = FALSE
1400 */
1401 u8 userCodeDefinition[12];
1402 } cpld; /* Valid only if upgradableCPLD is TRUE */
1403
1404 struct {
1405 #if defined(__BIG_ENDIAN_BITFIELD)
1406 u16 reserved:2;
1407 u16 support_nvme_passthru:1;
1408 u16 support_pl_debug_info:1;
1409 u16 support_flash_comp_info:1;
1410 u16 support_host_info:1;
1411 u16 support_dual_fw_update:1;
1412 u16 support_ssc_rev3:1;
1413 u16 fw_swaps_bbu_vpd_info:1;
1414 u16 support_pd_map_target_id:1;
1415 u16 support_ses_ctrl_in_multipathcfg:1;
1416 u16 image_upload_supported:1;
1417 u16 support_encrypted_mfc:1;
1418 u16 supported_enc_algo:1;
1419 u16 support_ibutton_less:1;
1420 u16 ctrl_info_ext_supported:1;
1421 #else
1422
1423 u16 ctrl_info_ext_supported:1;
1424 u16 support_ibutton_less:1;
1425 u16 supported_enc_algo:1;
1426 u16 support_encrypted_mfc:1;
1427 u16 image_upload_supported:1;
1428 /* FW supports LUN based association and target port based */
1429 u16 support_ses_ctrl_in_multipathcfg:1;
1430 /* association for the SES device connected in multipath mode */
1431 /* FW defines Jbod target Id within MR_PD_CFG_SEQ */
1432 u16 support_pd_map_target_id:1;
1433 /* FW swaps relevant fields in MR_BBU_VPD_INFO_FIXED to
1434 * provide the data in little endian order
1435 */
1436 u16 fw_swaps_bbu_vpd_info:1;
1437 u16 support_ssc_rev3:1;
1438 /* FW supports CacheCade 3.0, only one SSCD creation allowed */
1439 u16 support_dual_fw_update:1;
1440 /* FW supports dual firmware update feature */
1441 u16 support_host_info:1;
1442 /* FW supports MR_DCMD_CTRL_HOST_INFO_SET/GET */
1443 u16 support_flash_comp_info:1;
1444 /* FW supports MR_DCMD_CTRL_FLASH_COMP_INFO_GET */
1445 u16 support_pl_debug_info:1;
1446 /* FW supports retrieval of PL debug information through apps */
1447 u16 support_nvme_passthru:1;
1448 /* FW supports NVMe passthru commands */
1449 u16 reserved:2;
1450 #endif
1451 } adapter_operations4;
1452 u8 pad[0x800 - 0x7FE]; /* 0x7FE pad to 2K for expansion */
1453
1454 u32 size;
1455 u32 pad1;
1456
1457 u8 reserved6[64];
1458
1459 struct {
1460 #if defined(__BIG_ENDIAN_BITFIELD)
1461 u32 reserved:19;
1462 u32 support_pci_lane_margining: 1;
1463 u32 support_psoc_update:1;
1464 u32 support_force_personality_change:1;
1465 u32 support_fde_type_mix:1;
1466 u32 support_snap_dump:1;
1467 u32 support_nvme_tm:1;
1468 u32 support_oce_only:1;
1469 u32 support_ext_mfg_vpd:1;
1470 u32 support_pcie:1;
1471 u32 support_cvhealth_info:1;
1472 u32 support_profile_change:2;
1473 u32 mr_config_ext2_supported:1;
1474 #else
1475 u32 mr_config_ext2_supported:1;
1476 u32 support_profile_change:2;
1477 u32 support_cvhealth_info:1;
1478 u32 support_pcie:1;
1479 u32 support_ext_mfg_vpd:1;
1480 u32 support_oce_only:1;
1481 u32 support_nvme_tm:1;
1482 u32 support_snap_dump:1;
1483 u32 support_fde_type_mix:1;
1484 u32 support_force_personality_change:1;
1485 u32 support_psoc_update:1;
1486 u32 support_pci_lane_margining: 1;
1487 u32 reserved:19;
1488 #endif
1489 } adapter_operations5;
1490
1491 u32 rsvdForAdptOp[63];
1492
1493 u8 reserved7[3];
1494
1495 u8 TaskAbortTO; /* Timeout value in seconds used by Abort Task TM */
1496 u8 MaxResetTO; /* Max Supported Reset timeout in seconds. */
1497 u8 reserved8[3];
1498 } __packed;
1499
1500 /*
1501 * ===============================
1502 * MegaRAID SAS driver definitions
1503 * ===============================
1504 */
1505 #define MEGASAS_MAX_PD_CHANNELS 2
1506 #define MEGASAS_MAX_LD_CHANNELS 2
1507 #define MEGASAS_MAX_CHANNELS (MEGASAS_MAX_PD_CHANNELS + \
1508 MEGASAS_MAX_LD_CHANNELS)
1509 #define MEGASAS_MAX_DEV_PER_CHANNEL 128
1510 #define MEGASAS_DEFAULT_INIT_ID -1
1511 #define MEGASAS_MAX_LUN 8
1512 #define MEGASAS_DEFAULT_CMD_PER_LUN 256
1513 #define MEGASAS_MAX_PD (MEGASAS_MAX_PD_CHANNELS * \
1514 MEGASAS_MAX_DEV_PER_CHANNEL)
1515 #define MEGASAS_MAX_LD_IDS (MEGASAS_MAX_LD_CHANNELS * \
1516 MEGASAS_MAX_DEV_PER_CHANNEL)
1517
1518 #define MEGASAS_MAX_SECTORS (2*1024)
1519 #define MEGASAS_MAX_SECTORS_IEEE (2*128)
1520 #define MEGASAS_DBG_LVL 1
1521
1522 #define MEGASAS_FW_BUSY 1
1523
1524 /* Driver's internal Logging levels*/
1525 #define OCR_DEBUG (1 << 0)
1526 #define TM_DEBUG (1 << 1)
1527 #define LD_PD_DEBUG (1 << 2)
1528
1529 #define SCAN_PD_CHANNEL 0x1
1530 #define SCAN_VD_CHANNEL 0x2
1531
1532 #define MEGASAS_KDUMP_QUEUE_DEPTH 100
1533 #define MR_LARGE_IO_MIN_SIZE (32 * 1024)
1534 #define MR_R1_LDIO_PIGGYBACK_DEFAULT 4
1535
1536 enum MR_SCSI_CMD_TYPE {
1537 READ_WRITE_LDIO = 0,
1538 NON_READ_WRITE_LDIO = 1,
1539 READ_WRITE_SYSPDIO = 2,
1540 NON_READ_WRITE_SYSPDIO = 3,
1541 };
1542
1543 enum DCMD_TIMEOUT_ACTION {
1544 INITIATE_OCR = 0,
1545 KILL_ADAPTER = 1,
1546 IGNORE_TIMEOUT = 2,
1547 };
1548
1549 enum FW_BOOT_CONTEXT {
1550 PROBE_CONTEXT = 0,
1551 OCR_CONTEXT = 1,
1552 };
1553
1554 /* Frame Type */
1555 #define IO_FRAME 0
1556 #define PTHRU_FRAME 1
1557
1558 /*
1559 * When SCSI mid-layer calls driver's reset routine, driver waits for
1560 * MEGASAS_RESET_WAIT_TIME seconds for all outstanding IO to complete. Note
1561 * that the driver cannot _actually_ abort or reset pending commands. While
1562 * it is waiting for the commands to complete, it prints a diagnostic message
1563 * every MEGASAS_RESET_NOTICE_INTERVAL seconds
1564 */
1565 #define MEGASAS_RESET_WAIT_TIME 180
1566 #define MEGASAS_INTERNAL_CMD_WAIT_TIME 180
1567 #define MEGASAS_RESET_NOTICE_INTERVAL 5
1568 #define MEGASAS_IOCTL_CMD 0
1569 #define MEGASAS_DEFAULT_CMD_TIMEOUT 90
1570 #define MEGASAS_THROTTLE_QUEUE_DEPTH 16
1571 #define MEGASAS_DEFAULT_TM_TIMEOUT 50
1572 /*
1573 * FW reports the maximum of number of commands that it can accept (maximum
1574 * commands that can be outstanding) at any time. The driver must report a
1575 * lower number to the mid layer because it can issue a few internal commands
1576 * itself (E.g, AEN, abort cmd, IOCTLs etc). The number of commands it needs
1577 * is shown below
1578 */
1579 #define MEGASAS_INT_CMDS 32
1580 #define MEGASAS_SKINNY_INT_CMDS 5
1581 #define MEGASAS_FUSION_INTERNAL_CMDS 8
1582 #define MEGASAS_FUSION_IOCTL_CMDS 3
1583 #define MEGASAS_MFI_IOCTL_CMDS 27
1584
1585 #define MEGASAS_MAX_MSIX_QUEUES 128
1586 /*
1587 * FW can accept both 32 and 64 bit SGLs. We want to allocate 32/64 bit
1588 * SGLs based on the size of dma_addr_t
1589 */
1590 #define IS_DMA64 (sizeof(dma_addr_t) == 8)
1591
1592 #define MFI_XSCALE_OMR0_CHANGE_INTERRUPT 0x00000001
1593
1594 #define MFI_INTR_FLAG_REPLY_MESSAGE 0x00000001
1595 #define MFI_INTR_FLAG_FIRMWARE_STATE_CHANGE 0x00000002
1596 #define MFI_G2_OUTBOUND_DOORBELL_CHANGE_INTERRUPT 0x00000004
1597
1598 #define MFI_OB_INTR_STATUS_MASK 0x00000002
1599 #define MFI_POLL_TIMEOUT_SECS 60
1600 #define MFI_IO_TIMEOUT_SECS 180
1601 #define MEGASAS_SRIOV_HEARTBEAT_INTERVAL_VF (5 * HZ)
1602 #define MEGASAS_OCR_SETTLE_TIME_VF (1000 * 30)
1603 #define MEGASAS_SRIOV_MAX_RESET_TRIES_VF 1
1604 #define MEGASAS_ROUTINE_WAIT_TIME_VF 300
1605 #define MFI_REPLY_1078_MESSAGE_INTERRUPT 0x80000000
1606 #define MFI_REPLY_GEN2_MESSAGE_INTERRUPT 0x00000001
1607 #define MFI_GEN2_ENABLE_INTERRUPT_MASK (0x00000001 | 0x00000004)
1608 #define MFI_REPLY_SKINNY_MESSAGE_INTERRUPT 0x40000000
1609 #define MFI_SKINNY_ENABLE_INTERRUPT_MASK (0x00000001)
1610
1611 #define MFI_1068_PCSR_OFFSET 0x84
1612 #define MFI_1068_FW_HANDSHAKE_OFFSET 0x64
1613 #define MFI_1068_FW_READY 0xDDDD0000
1614
1615 #define MR_MAX_REPLY_QUEUES_OFFSET 0X0000001F
1616 #define MR_MAX_REPLY_QUEUES_EXT_OFFSET 0X003FC000
1617 #define MR_MAX_REPLY_QUEUES_EXT_OFFSET_SHIFT 14
1618 #define MR_MAX_MSIX_REG_ARRAY 16
1619 #define MR_RDPQ_MODE_OFFSET 0X00800000
1620
1621 #define MR_MAX_RAID_MAP_SIZE_OFFSET_SHIFT 16
1622 #define MR_MAX_RAID_MAP_SIZE_MASK 0x1FF
1623 #define MR_MIN_MAP_SIZE 0x10000
1624 /* 64k */
1625
1626 #define MR_CAN_HANDLE_SYNC_CACHE_OFFSET 0X01000000
1627
1628 #define MR_ATOMIC_DESCRIPTOR_SUPPORT_OFFSET (1 << 24)
1629
1630 #define MR_CAN_HANDLE_64_BIT_DMA_OFFSET (1 << 25)
1631 #define MR_INTR_COALESCING_SUPPORT_OFFSET (1 << 26)
1632
1633 #define MEGASAS_WATCHDOG_THREAD_INTERVAL 1000
1634 #define MEGASAS_WAIT_FOR_NEXT_DMA_MSECS 20
1635 #define MEGASAS_WATCHDOG_WAIT_COUNT 50
1636
1637 enum MR_ADAPTER_TYPE {
1638 MFI_SERIES = 1,
1639 THUNDERBOLT_SERIES = 2,
1640 INVADER_SERIES = 3,
1641 VENTURA_SERIES = 4,
1642 AERO_SERIES = 5,
1643 };
1644
1645 /*
1646 * register set for both 1068 and 1078 controllers
1647 * structure extended for 1078 registers
1648 */
1649
1650 struct megasas_register_set {
1651 u32 doorbell; /*0000h*/
1652 u32 fusion_seq_offset; /*0004h*/
1653 u32 fusion_host_diag; /*0008h*/
1654 u32 reserved_01; /*000Ch*/
1655
1656 u32 inbound_msg_0; /*0010h*/
1657 u32 inbound_msg_1; /*0014h*/
1658 u32 outbound_msg_0; /*0018h*/
1659 u32 outbound_msg_1; /*001Ch*/
1660
1661 u32 inbound_doorbell; /*0020h*/
1662 u32 inbound_intr_status; /*0024h*/
1663 u32 inbound_intr_mask; /*0028h*/
1664
1665 u32 outbound_doorbell; /*002Ch*/
1666 u32 outbound_intr_status; /*0030h*/
1667 u32 outbound_intr_mask; /*0034h*/
1668
1669 u32 reserved_1[2]; /*0038h*/
1670
1671 u32 inbound_queue_port; /*0040h*/
1672 u32 outbound_queue_port; /*0044h*/
1673
1674 u32 reserved_2[9]; /*0048h*/
1675 u32 reply_post_host_index; /*006Ch*/
1676 u32 reserved_2_2[12]; /*0070h*/
1677
1678 u32 outbound_doorbell_clear; /*00A0h*/
1679
1680 u32 reserved_3[3]; /*00A4h*/
1681
1682 u32 outbound_scratch_pad_0; /*00B0h*/
1683 u32 outbound_scratch_pad_1; /*00B4h*/
1684 u32 outbound_scratch_pad_2; /*00B8h*/
1685 u32 outbound_scratch_pad_3; /*00BCh*/
1686
1687 u32 inbound_low_queue_port ; /*00C0h*/
1688
1689 u32 inbound_high_queue_port ; /*00C4h*/
1690
1691 u32 inbound_single_queue_port; /*00C8h*/
1692 u32 res_6[11]; /*CCh*/
1693 u32 host_diag;
1694 u32 seq_offset;
1695 u32 index_registers[807]; /*00CCh*/
1696 } __attribute__ ((packed));
1697
1698 struct megasas_sge32 {
1699
1700 __le32 phys_addr;
1701 __le32 length;
1702
1703 } __attribute__ ((packed));
1704
1705 struct megasas_sge64 {
1706
1707 __le64 phys_addr;
1708 __le32 length;
1709
1710 } __attribute__ ((packed));
1711
1712 struct megasas_sge_skinny {
1713 __le64 phys_addr;
1714 __le32 length;
1715 __le32 flag;
1716 } __packed;
1717
1718 union megasas_sgl {
1719
1720 struct megasas_sge32 sge32[1];
1721 struct megasas_sge64 sge64[1];
1722 struct megasas_sge_skinny sge_skinny[1];
1723
1724 } __attribute__ ((packed));
1725
1726 struct megasas_header {
1727
1728 u8 cmd; /*00h */
1729 u8 sense_len; /*01h */
1730 u8 cmd_status; /*02h */
1731 u8 scsi_status; /*03h */
1732
1733 u8 target_id; /*04h */
1734 u8 lun; /*05h */
1735 u8 cdb_len; /*06h */
1736 u8 sge_count; /*07h */
1737
1738 __le32 context; /*08h */
1739 __le32 pad_0; /*0Ch */
1740
1741 __le16 flags; /*10h */
1742 __le16 timeout; /*12h */
1743 __le32 data_xferlen; /*14h */
1744
1745 } __attribute__ ((packed));
1746
1747 union megasas_sgl_frame {
1748
1749 struct megasas_sge32 sge32[8];
1750 struct megasas_sge64 sge64[5];
1751
1752 } __attribute__ ((packed));
1753
1754 typedef union _MFI_CAPABILITIES {
1755 struct {
1756 #if defined(__BIG_ENDIAN_BITFIELD)
1757 u32 reserved:16;
1758 u32 support_fw_exposed_dev_list:1;
1759 u32 support_nvme_passthru:1;
1760 u32 support_64bit_mode:1;
1761 u32 support_pd_map_target_id:1;
1762 u32 support_qd_throttling:1;
1763 u32 support_fp_rlbypass:1;
1764 u32 support_vfid_in_ioframe:1;
1765 u32 support_ext_io_size:1;
1766 u32 support_ext_queue_depth:1;
1767 u32 security_protocol_cmds_fw:1;
1768 u32 support_core_affinity:1;
1769 u32 support_ndrive_r1_lb:1;
1770 u32 support_max_255lds:1;
1771 u32 support_fastpath_wb:1;
1772 u32 support_additional_msix:1;
1773 u32 support_fp_remote_lun:1;
1774 #else
1775 u32 support_fp_remote_lun:1;
1776 u32 support_additional_msix:1;
1777 u32 support_fastpath_wb:1;
1778 u32 support_max_255lds:1;
1779 u32 support_ndrive_r1_lb:1;
1780 u32 support_core_affinity:1;
1781 u32 security_protocol_cmds_fw:1;
1782 u32 support_ext_queue_depth:1;
1783 u32 support_ext_io_size:1;
1784 u32 support_vfid_in_ioframe:1;
1785 u32 support_fp_rlbypass:1;
1786 u32 support_qd_throttling:1;
1787 u32 support_pd_map_target_id:1;
1788 u32 support_64bit_mode:1;
1789 u32 support_nvme_passthru:1;
1790 u32 support_fw_exposed_dev_list:1;
1791 u32 reserved:16;
1792 #endif
1793 } mfi_capabilities;
1794 __le32 reg;
1795 } MFI_CAPABILITIES;
1796
1797 struct megasas_init_frame {
1798
1799 u8 cmd; /*00h */
1800 u8 reserved_0; /*01h */
1801 u8 cmd_status; /*02h */
1802
1803 u8 reserved_1; /*03h */
1804 MFI_CAPABILITIES driver_operations; /*04h*/
1805
1806 __le32 context; /*08h */
1807 __le32 pad_0; /*0Ch */
1808
1809 __le16 flags; /*10h */
1810 __le16 replyqueue_mask; /*12h */
1811 __le32 data_xfer_len; /*14h */
1812
1813 __le32 queue_info_new_phys_addr_lo; /*18h */
1814 __le32 queue_info_new_phys_addr_hi; /*1Ch */
1815 __le32 queue_info_old_phys_addr_lo; /*20h */
1816 __le32 queue_info_old_phys_addr_hi; /*24h */
1817 __le32 reserved_4[2]; /*28h */
1818 __le32 system_info_lo; /*30h */
1819 __le32 system_info_hi; /*34h */
1820 __le32 reserved_5[2]; /*38h */
1821
1822 } __attribute__ ((packed));
1823
1824 struct megasas_init_queue_info {
1825
1826 __le32 init_flags; /*00h */
1827 __le32 reply_queue_entries; /*04h */
1828
1829 __le32 reply_queue_start_phys_addr_lo; /*08h */
1830 __le32 reply_queue_start_phys_addr_hi; /*0Ch */
1831 __le32 producer_index_phys_addr_lo; /*10h */
1832 __le32 producer_index_phys_addr_hi; /*14h */
1833 __le32 consumer_index_phys_addr_lo; /*18h */
1834 __le32 consumer_index_phys_addr_hi; /*1Ch */
1835
1836 } __attribute__ ((packed));
1837
1838 struct megasas_io_frame {
1839
1840 u8 cmd; /*00h */
1841 u8 sense_len; /*01h */
1842 u8 cmd_status; /*02h */
1843 u8 scsi_status; /*03h */
1844
1845 u8 target_id; /*04h */
1846 u8 access_byte; /*05h */
1847 u8 reserved_0; /*06h */
1848 u8 sge_count; /*07h */
1849
1850 __le32 context; /*08h */
1851 __le32 pad_0; /*0Ch */
1852
1853 __le16 flags; /*10h */
1854 __le16 timeout; /*12h */
1855 __le32 lba_count; /*14h */
1856
1857 __le32 sense_buf_phys_addr_lo; /*18h */
1858 __le32 sense_buf_phys_addr_hi; /*1Ch */
1859
1860 __le32 start_lba_lo; /*20h */
1861 __le32 start_lba_hi; /*24h */
1862
1863 union megasas_sgl sgl; /*28h */
1864
1865 } __attribute__ ((packed));
1866
1867 struct megasas_pthru_frame {
1868
1869 u8 cmd; /*00h */
1870 u8 sense_len; /*01h */
1871 u8 cmd_status; /*02h */
1872 u8 scsi_status; /*03h */
1873
1874 u8 target_id; /*04h */
1875 u8 lun; /*05h */
1876 u8 cdb_len; /*06h */
1877 u8 sge_count; /*07h */
1878
1879 __le32 context; /*08h */
1880 __le32 pad_0; /*0Ch */
1881
1882 __le16 flags; /*10h */
1883 __le16 timeout; /*12h */
1884 __le32 data_xfer_len; /*14h */
1885
1886 __le32 sense_buf_phys_addr_lo; /*18h */
1887 __le32 sense_buf_phys_addr_hi; /*1Ch */
1888
1889 u8 cdb[16]; /*20h */
1890 union megasas_sgl sgl; /*30h */
1891
1892 } __attribute__ ((packed));
1893
1894 struct megasas_dcmd_frame {
1895
1896 u8 cmd; /*00h */
1897 u8 reserved_0; /*01h */
1898 u8 cmd_status; /*02h */
1899 u8 reserved_1[4]; /*03h */
1900 u8 sge_count; /*07h */
1901
1902 __le32 context; /*08h */
1903 __le32 pad_0; /*0Ch */
1904
1905 __le16 flags; /*10h */
1906 __le16 timeout; /*12h */
1907
1908 __le32 data_xfer_len; /*14h */
1909 __le32 opcode; /*18h */
1910
1911 union { /*1Ch */
1912 u8 b[12];
1913 __le16 s[6];
1914 __le32 w[3];
1915 } mbox;
1916
1917 union megasas_sgl sgl; /*28h */
1918
1919 } __attribute__ ((packed));
1920
1921 struct megasas_abort_frame {
1922
1923 u8 cmd; /*00h */
1924 u8 reserved_0; /*01h */
1925 u8 cmd_status; /*02h */
1926
1927 u8 reserved_1; /*03h */
1928 __le32 reserved_2; /*04h */
1929
1930 __le32 context; /*08h */
1931 __le32 pad_0; /*0Ch */
1932
1933 __le16 flags; /*10h */
1934 __le16 reserved_3; /*12h */
1935 __le32 reserved_4; /*14h */
1936
1937 __le32 abort_context; /*18h */
1938 __le32 pad_1; /*1Ch */
1939
1940 __le32 abort_mfi_phys_addr_lo; /*20h */
1941 __le32 abort_mfi_phys_addr_hi; /*24h */
1942
1943 __le32 reserved_5[6]; /*28h */
1944
1945 } __attribute__ ((packed));
1946
1947 struct megasas_smp_frame {
1948
1949 u8 cmd; /*00h */
1950 u8 reserved_1; /*01h */
1951 u8 cmd_status; /*02h */
1952 u8 connection_status; /*03h */
1953
1954 u8 reserved_2[3]; /*04h */
1955 u8 sge_count; /*07h */
1956
1957 __le32 context; /*08h */
1958 __le32 pad_0; /*0Ch */
1959
1960 __le16 flags; /*10h */
1961 __le16 timeout; /*12h */
1962
1963 __le32 data_xfer_len; /*14h */
1964 __le64 sas_addr; /*18h */
1965
1966 union {
1967 struct megasas_sge32 sge32[2]; /* [0]: resp [1]: req */
1968 struct megasas_sge64 sge64[2]; /* [0]: resp [1]: req */
1969 } sgl;
1970
1971 } __attribute__ ((packed));
1972
1973 struct megasas_stp_frame {
1974
1975 u8 cmd; /*00h */
1976 u8 reserved_1; /*01h */
1977 u8 cmd_status; /*02h */
1978 u8 reserved_2; /*03h */
1979
1980 u8 target_id; /*04h */
1981 u8 reserved_3[2]; /*05h */
1982 u8 sge_count; /*07h */
1983
1984 __le32 context; /*08h */
1985 __le32 pad_0; /*0Ch */
1986
1987 __le16 flags; /*10h */
1988 __le16 timeout; /*12h */
1989
1990 __le32 data_xfer_len; /*14h */
1991
1992 __le16 fis[10]; /*18h */
1993 __le32 stp_flags;
1994
1995 union {
1996 struct megasas_sge32 sge32[2]; /* [0]: resp [1]: data */
1997 struct megasas_sge64 sge64[2]; /* [0]: resp [1]: data */
1998 } sgl;
1999
2000 } __attribute__ ((packed));
2001
2002 union megasas_frame {
2003
2004 struct megasas_header hdr;
2005 struct megasas_init_frame init;
2006 struct megasas_io_frame io;
2007 struct megasas_pthru_frame pthru;
2008 struct megasas_dcmd_frame dcmd;
2009 struct megasas_abort_frame abort;
2010 struct megasas_smp_frame smp;
2011 struct megasas_stp_frame stp;
2012
2013 u8 raw_bytes[64];
2014 };
2015
2016 /**
2017 * struct MR_PRIV_DEVICE - sdev private hostdata
2018 * @is_tm_capable: firmware managed tm_capable flag
2019 * @tm_busy: TM request is in progress
2020 */
2021 struct MR_PRIV_DEVICE {
2022 bool is_tm_capable;
2023 bool tm_busy;
2024 atomic_t r1_ldio_hint;
2025 u8 interface_type;
2026 u8 task_abort_tmo;
2027 u8 target_reset_tmo;
2028 };
2029 struct megasas_cmd;
2030
2031 union megasas_evt_class_locale {
2032
2033 struct {
2034 #ifndef __BIG_ENDIAN_BITFIELD
2035 u16 locale;
2036 u8 reserved;
2037 s8 class;
2038 #else
2039 s8 class;
2040 u8 reserved;
2041 u16 locale;
2042 #endif
2043 } __attribute__ ((packed)) members;
2044
2045 u32 word;
2046
2047 } __attribute__ ((packed));
2048
2049 struct megasas_evt_log_info {
2050 __le32 newest_seq_num;
2051 __le32 oldest_seq_num;
2052 __le32 clear_seq_num;
2053 __le32 shutdown_seq_num;
2054 __le32 boot_seq_num;
2055
2056 } __attribute__ ((packed));
2057
2058 struct megasas_progress {
2059
2060 __le16 progress;
2061 __le16 elapsed_seconds;
2062
2063 } __attribute__ ((packed));
2064
2065 struct megasas_evtarg_ld {
2066
2067 u16 target_id;
2068 u8 ld_index;
2069 u8 reserved;
2070
2071 } __attribute__ ((packed));
2072
2073 struct megasas_evtarg_pd {
2074 u16 device_id;
2075 u8 encl_index;
2076 u8 slot_number;
2077
2078 } __attribute__ ((packed));
2079
2080 struct megasas_evt_detail {
2081
2082 __le32 seq_num;
2083 __le32 time_stamp;
2084 __le32 code;
2085 union megasas_evt_class_locale cl;
2086 u8 arg_type;
2087 u8 reserved1[15];
2088
2089 union {
2090 struct {
2091 struct megasas_evtarg_pd pd;
2092 u8 cdb_length;
2093 u8 sense_length;
2094 u8 reserved[2];
2095 u8 cdb[16];
2096 u8 sense[64];
2097 } __attribute__ ((packed)) cdbSense;
2098
2099 struct megasas_evtarg_ld ld;
2100
2101 struct {
2102 struct megasas_evtarg_ld ld;
2103 __le64 count;
2104 } __attribute__ ((packed)) ld_count;
2105
2106 struct {
2107 __le64 lba;
2108 struct megasas_evtarg_ld ld;
2109 } __attribute__ ((packed)) ld_lba;
2110
2111 struct {
2112 struct megasas_evtarg_ld ld;
2113 __le32 prevOwner;
2114 __le32 newOwner;
2115 } __attribute__ ((packed)) ld_owner;
2116
2117 struct {
2118 u64 ld_lba;
2119 u64 pd_lba;
2120 struct megasas_evtarg_ld ld;
2121 struct megasas_evtarg_pd pd;
2122 } __attribute__ ((packed)) ld_lba_pd_lba;
2123
2124 struct {
2125 struct megasas_evtarg_ld ld;
2126 struct megasas_progress prog;
2127 } __attribute__ ((packed)) ld_prog;
2128
2129 struct {
2130 struct megasas_evtarg_ld ld;
2131 u32 prev_state;
2132 u32 new_state;
2133 } __attribute__ ((packed)) ld_state;
2134
2135 struct {
2136 u64 strip;
2137 struct megasas_evtarg_ld ld;
2138 } __attribute__ ((packed)) ld_strip;
2139
2140 struct megasas_evtarg_pd pd;
2141
2142 struct {
2143 struct megasas_evtarg_pd pd;
2144 u32 err;
2145 } __attribute__ ((packed)) pd_err;
2146
2147 struct {
2148 u64 lba;
2149 struct megasas_evtarg_pd pd;
2150 } __attribute__ ((packed)) pd_lba;
2151
2152 struct {
2153 u64 lba;
2154 struct megasas_evtarg_pd pd;
2155 struct megasas_evtarg_ld ld;
2156 } __attribute__ ((packed)) pd_lba_ld;
2157
2158 struct {
2159 struct megasas_evtarg_pd pd;
2160 struct megasas_progress prog;
2161 } __attribute__ ((packed)) pd_prog;
2162
2163 struct {
2164 struct megasas_evtarg_pd pd;
2165 u32 prevState;
2166 u32 newState;
2167 } __attribute__ ((packed)) pd_state;
2168
2169 struct {
2170 u16 vendorId;
2171 __le16 deviceId;
2172 u16 subVendorId;
2173 u16 subDeviceId;
2174 } __attribute__ ((packed)) pci;
2175
2176 u32 rate;
2177 char str[96];
2178
2179 struct {
2180 u32 rtc;
2181 u32 elapsedSeconds;
2182 } __attribute__ ((packed)) time;
2183
2184 struct {
2185 u32 ecar;
2186 u32 elog;
2187 char str[64];
2188 } __attribute__ ((packed)) ecc;
2189
2190 u8 b[96];
2191 __le16 s[48];
2192 __le32 w[24];
2193 __le64 d[12];
2194 } args;
2195
2196 char description[128];
2197
2198 } __attribute__ ((packed));
2199
2200 struct megasas_aen_event {
2201 struct delayed_work hotplug_work;
2202 struct megasas_instance *instance;
2203 };
2204
2205 struct megasas_irq_context {
2206 struct megasas_instance *instance;
2207 u32 MSIxIndex;
2208 u32 os_irq;
2209 struct irq_poll irqpoll;
2210 bool irq_poll_scheduled;
2211 bool irq_line_enable;
2212 };
2213
2214 struct MR_DRV_SYSTEM_INFO {
2215 u8 infoVersion;
2216 u8 systemIdLength;
2217 u16 reserved0;
2218 u8 systemId[64];
2219 u8 reserved[1980];
2220 };
2221
2222 enum MR_PD_TYPE {
2223 UNKNOWN_DRIVE = 0,
2224 PARALLEL_SCSI = 1,
2225 SAS_PD = 2,
2226 SATA_PD = 3,
2227 FC_PD = 4,
2228 NVME_PD = 5,
2229 };
2230
2231 /* JBOD Queue depth definitions */
2232 #define MEGASAS_SATA_QD 32
2233 #define MEGASAS_SAS_QD 64
2234 #define MEGASAS_DEFAULT_PD_QD 64
2235 #define MEGASAS_NVME_QD 32
2236
2237 #define MR_DEFAULT_NVME_PAGE_SIZE 4096
2238 #define MR_DEFAULT_NVME_PAGE_SHIFT 12
2239 #define MR_DEFAULT_NVME_MDTS_KB 128
2240 #define MR_NVME_PAGE_SIZE_MASK 0x000000FF
2241
2242 /*Aero performance parameters*/
2243 #define MR_HIGH_IOPS_QUEUE_COUNT 8
2244 #define MR_DEVICE_HIGH_IOPS_DEPTH 8
2245 #define MR_HIGH_IOPS_BATCH_COUNT 16
2246
2247 enum MR_PERF_MODE {
2248 MR_BALANCED_PERF_MODE = 0,
2249 MR_IOPS_PERF_MODE = 1,
2250 MR_LATENCY_PERF_MODE = 2,
2251 };
2252
2253 #define MEGASAS_PERF_MODE_2STR(mode) \
2254 ((mode) == MR_BALANCED_PERF_MODE ? "Balanced" : \
2255 (mode) == MR_IOPS_PERF_MODE ? "IOPS" : \
2256 (mode) == MR_LATENCY_PERF_MODE ? "Latency" : \
2257 "Unknown")
2258
2259 struct megasas_instance {
2260
2261 unsigned int *reply_map;
2262 __le32 *producer;
2263 dma_addr_t producer_h;
2264 __le32 *consumer;
2265 dma_addr_t consumer_h;
2266 struct MR_DRV_SYSTEM_INFO *system_info_buf;
2267 dma_addr_t system_info_h;
2268 struct MR_LD_VF_AFFILIATION *vf_affiliation;
2269 dma_addr_t vf_affiliation_h;
2270 struct MR_LD_VF_AFFILIATION_111 *vf_affiliation_111;
2271 dma_addr_t vf_affiliation_111_h;
2272 struct MR_CTRL_HB_HOST_MEM *hb_host_mem;
2273 dma_addr_t hb_host_mem_h;
2274 struct MR_PD_INFO *pd_info;
2275 dma_addr_t pd_info_h;
2276 struct MR_TARGET_PROPERTIES *tgt_prop;
2277 dma_addr_t tgt_prop_h;
2278
2279 __le32 *reply_queue;
2280 dma_addr_t reply_queue_h;
2281
2282 u32 *crash_dump_buf;
2283 dma_addr_t crash_dump_h;
2284
2285 struct MR_PD_LIST *pd_list_buf;
2286 dma_addr_t pd_list_buf_h;
2287
2288 struct megasas_ctrl_info *ctrl_info_buf;
2289 dma_addr_t ctrl_info_buf_h;
2290
2291 struct MR_LD_LIST *ld_list_buf;
2292 dma_addr_t ld_list_buf_h;
2293
2294 struct MR_LD_TARGETID_LIST *ld_targetid_list_buf;
2295 dma_addr_t ld_targetid_list_buf_h;
2296
2297 struct MR_HOST_DEVICE_LIST *host_device_list_buf;
2298 dma_addr_t host_device_list_buf_h;
2299
2300 struct MR_SNAPDUMP_PROPERTIES *snapdump_prop;
2301 dma_addr_t snapdump_prop_h;
2302
2303 void *crash_buf[MAX_CRASH_DUMP_SIZE];
2304 unsigned int fw_crash_buffer_size;
2305 unsigned int fw_crash_state;
2306 unsigned int fw_crash_buffer_offset;
2307 u32 drv_buf_index;
2308 u32 drv_buf_alloc;
2309 u32 crash_dump_fw_support;
2310 u32 crash_dump_drv_support;
2311 u32 crash_dump_app_support;
2312 u32 secure_jbod_support;
2313 u32 support_morethan256jbod; /* FW support for more than 256 PD/JBOD */
2314 bool use_seqnum_jbod_fp; /* Added for PD sequence */
2315 bool smp_affinity_enable;
2316 spinlock_t crashdump_lock;
2317
2318 struct megasas_register_set __iomem *reg_set;
2319 u32 __iomem *reply_post_host_index_addr[MR_MAX_MSIX_REG_ARRAY];
2320 struct megasas_pd_list pd_list[MEGASAS_MAX_PD];
2321 struct megasas_pd_list local_pd_list[MEGASAS_MAX_PD];
2322 u8 ld_ids[MEGASAS_MAX_LD_IDS];
2323 s8 init_id;
2324
2325 u16 max_num_sge;
2326 u16 max_fw_cmds;
2327 u16 max_mpt_cmds;
2328 u16 max_mfi_cmds;
2329 u16 max_scsi_cmds;
2330 u16 ldio_threshold;
2331 u16 cur_can_queue;
2332 u32 max_sectors_per_req;
2333 bool msix_load_balance;
2334 struct megasas_aen_event *ev;
2335
2336 struct megasas_cmd **cmd_list;
2337 struct list_head cmd_pool;
2338 /* used to sync fire the cmd to fw */
2339 spinlock_t mfi_pool_lock;
2340 /* used to sync fire the cmd to fw */
2341 spinlock_t hba_lock;
2342 /* used to synch producer, consumer ptrs in dpc */
2343 spinlock_t stream_lock;
2344 spinlock_t completion_lock;
2345 struct dma_pool *frame_dma_pool;
2346 struct dma_pool *sense_dma_pool;
2347
2348 struct megasas_evt_detail *evt_detail;
2349 dma_addr_t evt_detail_h;
2350 struct megasas_cmd *aen_cmd;
2351 struct semaphore ioctl_sem;
2352
2353 struct Scsi_Host *host;
2354
2355 wait_queue_head_t int_cmd_wait_q;
2356 wait_queue_head_t abort_cmd_wait_q;
2357
2358 struct pci_dev *pdev;
2359 u32 unique_id;
2360 u32 fw_support_ieee;
2361 u32 threshold_reply_count;
2362
2363 atomic_t fw_outstanding;
2364 atomic_t ldio_outstanding;
2365 atomic_t fw_reset_no_pci_access;
2366 atomic64_t total_io_count;
2367 atomic64_t high_iops_outstanding;
2368
2369 struct megasas_instance_template *instancet;
2370 struct tasklet_struct isr_tasklet;
2371 struct work_struct work_init;
2372 struct delayed_work fw_fault_work;
2373 struct workqueue_struct *fw_fault_work_q;
2374 char fault_handler_work_q_name[48];
2375
2376 u8 flag;
2377 u8 unload;
2378 u8 flag_ieee;
2379 u8 issuepend_done;
2380 u8 disableOnlineCtrlReset;
2381 u8 UnevenSpanSupport;
2382
2383 u8 supportmax256vd;
2384 u8 pd_list_not_supported;
2385 u16 fw_supported_vd_count;
2386 u16 fw_supported_pd_count;
2387
2388 u16 drv_supported_vd_count;
2389 u16 drv_supported_pd_count;
2390
2391 atomic_t adprecovery;
2392 unsigned long last_time;
2393 u32 mfiStatus;
2394 u32 last_seq_num;
2395
2396 struct list_head internal_reset_pending_q;
2397
2398 /* Ptr to hba specific information */
2399 void *ctrl_context;
2400 unsigned int msix_vectors;
2401 struct megasas_irq_context irq_context[MEGASAS_MAX_MSIX_QUEUES];
2402 u64 map_id;
2403 u64 pd_seq_map_id;
2404 struct megasas_cmd *map_update_cmd;
2405 struct megasas_cmd *jbod_seq_cmd;
2406 unsigned long bar;
2407 long reset_flags;
2408 struct mutex reset_mutex;
2409 struct timer_list sriov_heartbeat_timer;
2410 char skip_heartbeat_timer_del;
2411 u8 requestorId;
2412 char PlasmaFW111;
2413 char clusterId[MEGASAS_CLUSTER_ID_SIZE];
2414 u8 peerIsPresent;
2415 u8 passive;
2416 u16 throttlequeuedepth;
2417 u8 mask_interrupts;
2418 u16 max_chain_frame_sz;
2419 u8 is_imr;
2420 u8 is_rdpq;
2421 bool dev_handle;
2422 bool fw_sync_cache_support;
2423 u32 mfi_frame_size;
2424 bool msix_combined;
2425 u16 max_raid_mapsize;
2426 /* preffered count to send as LDIO irrspective of FP capable.*/
2427 u8 r1_ldio_hint_default;
2428 u32 nvme_page_size;
2429 u8 adapter_type;
2430 bool consistent_mask_64bit;
2431 bool support_nvme_passthru;
2432 u8 task_abort_tmo;
2433 u8 max_reset_tmo;
2434 u8 snapdump_wait_time;
2435 #ifdef CONFIG_DEBUG_FS
2436 struct dentry *debugfs_root;
2437 struct dentry *raidmap_dump;
2438 #endif
2439 u8 enable_fw_dev_list;
2440 bool atomic_desc_support;
2441 bool support_seqnum_jbod_fp;
2442 bool support_pci_lane_margining;
2443 u8 low_latency_index_start;
2444 int perf_mode;
2445 };
2446
2447 struct MR_LD_VF_MAP {
2448 u32 size;
2449 union MR_LD_REF ref;
2450 u8 ldVfCount;
2451 u8 reserved[6];
2452 u8 policy[1];
2453 };
2454
2455 struct MR_LD_VF_AFFILIATION {
2456 u32 size;
2457 u8 ldCount;
2458 u8 vfCount;
2459 u8 thisVf;
2460 u8 reserved[9];
2461 struct MR_LD_VF_MAP map[1];
2462 };
2463
2464 /* Plasma 1.11 FW backward compatibility structures */
2465 #define IOV_111_OFFSET 0x7CE
2466 #define MAX_VIRTUAL_FUNCTIONS 8
2467 #define MR_LD_ACCESS_HIDDEN 15
2468
2469 struct IOV_111 {
2470 u8 maxVFsSupported;
2471 u8 numVFsEnabled;
2472 u8 requestorId;
2473 u8 reserved[5];
2474 };
2475
2476 struct MR_LD_VF_MAP_111 {
2477 u8 targetId;
2478 u8 reserved[3];
2479 u8 policy[MAX_VIRTUAL_FUNCTIONS];
2480 };
2481
2482 struct MR_LD_VF_AFFILIATION_111 {
2483 u8 vdCount;
2484 u8 vfCount;
2485 u8 thisVf;
2486 u8 reserved[5];
2487 struct MR_LD_VF_MAP_111 map[MAX_LOGICAL_DRIVES];
2488 };
2489
2490 struct MR_CTRL_HB_HOST_MEM {
2491 struct {
2492 u32 fwCounter; /* Firmware heart beat counter */
2493 struct {
2494 u32 debugmode:1; /* 1=Firmware is in debug mode.
2495 Heart beat will not be updated. */
2496 u32 reserved:31;
2497 } debug;
2498 u32 reserved_fw[6];
2499 u32 driverCounter; /* Driver heart beat counter. 0x20 */
2500 u32 reserved_driver[7];
2501 } HB;
2502 u8 pad[0x400-0x40];
2503 };
2504
2505 enum {
2506 MEGASAS_HBA_OPERATIONAL = 0,
2507 MEGASAS_ADPRESET_SM_INFAULT = 1,
2508 MEGASAS_ADPRESET_SM_FW_RESET_SUCCESS = 2,
2509 MEGASAS_ADPRESET_SM_OPERATIONAL = 3,
2510 MEGASAS_HW_CRITICAL_ERROR = 4,
2511 MEGASAS_ADPRESET_SM_POLLING = 5,
2512 MEGASAS_ADPRESET_INPROG_SIGN = 0xDEADDEAD,
2513 };
2514
2515 struct megasas_instance_template {
2516 void (*fire_cmd)(struct megasas_instance *, dma_addr_t, \
2517 u32, struct megasas_register_set __iomem *);
2518
2519 void (*enable_intr)(struct megasas_instance *);
2520 void (*disable_intr)(struct megasas_instance *);
2521
2522 int (*clear_intr)(struct megasas_instance *);
2523
2524 u32 (*read_fw_status_reg)(struct megasas_instance *);
2525 int (*adp_reset)(struct megasas_instance *, \
2526 struct megasas_register_set __iomem *);
2527 int (*check_reset)(struct megasas_instance *, \
2528 struct megasas_register_set __iomem *);
2529 irqreturn_t (*service_isr)(int irq, void *devp);
2530 void (*tasklet)(unsigned long);
2531 u32 (*init_adapter)(struct megasas_instance *);
2532 u32 (*build_and_issue_cmd) (struct megasas_instance *,
2533 struct scsi_cmnd *);
2534 void (*issue_dcmd)(struct megasas_instance *instance,
2535 struct megasas_cmd *cmd);
2536 };
2537
2538 #define MEGASAS_IS_LOGICAL(sdev) \
2539 ((sdev->channel < MEGASAS_MAX_PD_CHANNELS) ? 0 : 1)
2540
2541 #define MEGASAS_DEV_INDEX(scp) \
2542 (((scp->device->channel % 2) * MEGASAS_MAX_DEV_PER_CHANNEL) + \
2543 scp->device->id)
2544
2545 #define MEGASAS_PD_INDEX(scp) \
2546 ((scp->device->channel * MEGASAS_MAX_DEV_PER_CHANNEL) + \
2547 scp->device->id)
2548
2549 struct megasas_cmd {
2550
2551 union megasas_frame *frame;
2552 dma_addr_t frame_phys_addr;
2553 u8 *sense;
2554 dma_addr_t sense_phys_addr;
2555
2556 u32 index;
2557 u8 sync_cmd;
2558 u8 cmd_status_drv;
2559 u8 abort_aen;
2560 u8 retry_for_fw_reset;
2561
2562
2563 struct list_head list;
2564 struct scsi_cmnd *scmd;
2565 u8 flags;
2566
2567 struct megasas_instance *instance;
2568 union {
2569 struct {
2570 u16 smid;
2571 u16 resvd;
2572 } context;
2573 u32 frame_count;
2574 };
2575 };
2576
2577 #define MAX_MGMT_ADAPTERS 1024
2578 #define MAX_IOCTL_SGE 16
2579
2580 struct megasas_iocpacket {
2581
2582 u16 host_no;
2583 u16 __pad1;
2584 u32 sgl_off;
2585 u32 sge_count;
2586 u32 sense_off;
2587 u32 sense_len;
2588 union {
2589 u8 raw[128];
2590 struct megasas_header hdr;
2591 } frame;
2592
2593 struct iovec sgl[MAX_IOCTL_SGE];
2594
2595 } __attribute__ ((packed));
2596
2597 struct megasas_aen {
2598 u16 host_no;
2599 u16 __pad1;
2600 u32 seq_num;
2601 u32 class_locale_word;
2602 } __attribute__ ((packed));
2603
2604 #ifdef CONFIG_COMPAT
2605 struct compat_megasas_iocpacket {
2606 u16 host_no;
2607 u16 __pad1;
2608 u32 sgl_off;
2609 u32 sge_count;
2610 u32 sense_off;
2611 u32 sense_len;
2612 union {
2613 u8 raw[128];
2614 struct megasas_header hdr;
2615 } frame;
2616 struct compat_iovec sgl[MAX_IOCTL_SGE];
2617 } __attribute__ ((packed));
2618
2619 #define MEGASAS_IOC_FIRMWARE32 _IOWR('M', 1, struct compat_megasas_iocpacket)
2620 #endif
2621
2622 #define MEGASAS_IOC_FIRMWARE _IOWR('M', 1, struct megasas_iocpacket)
2623 #define MEGASAS_IOC_GET_AEN _IOW('M', 3, struct megasas_aen)
2624
2625 struct megasas_mgmt_info {
2626
2627 u16 count;
2628 struct megasas_instance *instance[MAX_MGMT_ADAPTERS];
2629 int max_index;
2630 };
2631
2632 enum MEGASAS_OCR_CAUSE {
2633 FW_FAULT_OCR = 0,
2634 SCSIIO_TIMEOUT_OCR = 1,
2635 MFI_IO_TIMEOUT_OCR = 2,
2636 };
2637
2638 enum DCMD_RETURN_STATUS {
2639 DCMD_SUCCESS = 0,
2640 DCMD_TIMEOUT = 1,
2641 DCMD_FAILED = 2,
2642 DCMD_NOT_FIRED = 3,
2643 };
2644
2645 u8
2646 MR_BuildRaidContext(struct megasas_instance *instance,
2647 struct IO_REQUEST_INFO *io_info,
2648 struct RAID_CONTEXT *pRAID_Context,
2649 struct MR_DRV_RAID_MAP_ALL *map, u8 **raidLUN);
2650 u16 MR_TargetIdToLdGet(u32 ldTgtId, struct MR_DRV_RAID_MAP_ALL *map);
2651 struct MR_LD_RAID *MR_LdRaidGet(u32 ld, struct MR_DRV_RAID_MAP_ALL *map);
2652 u16 MR_ArPdGet(u32 ar, u32 arm, struct MR_DRV_RAID_MAP_ALL *map);
2653 u16 MR_LdSpanArrayGet(u32 ld, u32 span, struct MR_DRV_RAID_MAP_ALL *map);
2654 __le16 MR_PdDevHandleGet(u32 pd, struct MR_DRV_RAID_MAP_ALL *map);
2655 u16 MR_GetLDTgtId(u32 ld, struct MR_DRV_RAID_MAP_ALL *map);
2656
2657 __le16 get_updated_dev_handle(struct megasas_instance *instance,
2658 struct LD_LOAD_BALANCE_INFO *lbInfo,
2659 struct IO_REQUEST_INFO *in_info,
2660 struct MR_DRV_RAID_MAP_ALL *drv_map);
2661 void mr_update_load_balance_params(struct MR_DRV_RAID_MAP_ALL *map,
2662 struct LD_LOAD_BALANCE_INFO *lbInfo);
2663 int megasas_get_ctrl_info(struct megasas_instance *instance);
2664 /* PD sequence */
2665 int
2666 megasas_sync_pd_seq_num(struct megasas_instance *instance, bool pend);
2667 void megasas_set_dynamic_target_properties(struct scsi_device *sdev,
2668 bool is_target_prop);
2669 int megasas_get_target_prop(struct megasas_instance *instance,
2670 struct scsi_device *sdev);
2671 void megasas_get_snapdump_properties(struct megasas_instance *instance);
2672
2673 int megasas_set_crash_dump_params(struct megasas_instance *instance,
2674 u8 crash_buf_state);
2675 void megasas_free_host_crash_buffer(struct megasas_instance *instance);
2676
2677 void megasas_return_cmd_fusion(struct megasas_instance *instance,
2678 struct megasas_cmd_fusion *cmd);
2679 int megasas_issue_blocked_cmd(struct megasas_instance *instance,
2680 struct megasas_cmd *cmd, int timeout);
2681 void __megasas_return_cmd(struct megasas_instance *instance,
2682 struct megasas_cmd *cmd);
2683
2684 void megasas_return_mfi_mpt_pthr(struct megasas_instance *instance,
2685 struct megasas_cmd *cmd_mfi, struct megasas_cmd_fusion *cmd_fusion);
2686 int megasas_cmd_type(struct scsi_cmnd *cmd);
2687 void megasas_setup_jbod_map(struct megasas_instance *instance);
2688
2689 void megasas_update_sdev_properties(struct scsi_device *sdev);
2690 int megasas_reset_fusion(struct Scsi_Host *shost, int reason);
2691 int megasas_task_abort_fusion(struct scsi_cmnd *scmd);
2692 int megasas_reset_target_fusion(struct scsi_cmnd *scmd);
2693 u32 mega_mod64(u64 dividend, u32 divisor);
2694 int megasas_alloc_fusion_context(struct megasas_instance *instance);
2695 void megasas_free_fusion_context(struct megasas_instance *instance);
2696 int megasas_fusion_start_watchdog(struct megasas_instance *instance);
2697 void megasas_fusion_stop_watchdog(struct megasas_instance *instance);
2698
2699 void megasas_set_dma_settings(struct megasas_instance *instance,
2700 struct megasas_dcmd_frame *dcmd,
2701 dma_addr_t dma_addr, u32 dma_len);
2702 int megasas_adp_reset_wait_for_ready(struct megasas_instance *instance,
2703 bool do_adp_reset,
2704 int ocr_context);
2705 int megasas_irqpoll(struct irq_poll *irqpoll, int budget);
2706 void megasas_dump_fusion_io(struct scsi_cmnd *scmd);
2707 #endif /*LSI_MEGARAID_SAS_H */
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