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mpt3sas: Refcount fw_events and fix unsafe list usage
[mirror_ubuntu-bionic-kernel.git] / drivers / scsi / mpt3sas / mpt3sas_base.h
CommitLineData
f92363d1
SR		 1/*
2 * This is the Fusion MPT base driver providing common API layer interface
3 * for access to MPT (Message Passing Technology) firmware.
4 *
5 * This code is based on drivers/scsi/mpt3sas/mpt3sas_base.h
a4ffce0d 6 * Copyright (C) 2012-2014 LSI Corporation
a03bd153
SR		 7 * Copyright (C) 2013-2014 Avago Technologies
8 * (mailto: MPT-FusionLinux.pdl@avagotech.com)
f92363d1
SR		 9 *
10 * This program is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU General Public License
12 * as published by the Free Software Foundation; either version 2
13 * of the License, or (at your option) any later version.
14 *
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
19 *
20 * NO WARRANTY
21 * THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR
22 * CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT
23 * LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT,
24 * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is
25 * solely responsible for determining the appropriateness of using and
26 * distributing the Program and assumes all risks associated with its
27 * exercise of rights under this Agreement, including but not limited to
28 * the risks and costs of program errors, damage to or loss of data,
29 * programs or equipment, and unavailability or interruption of operations.
30
31 * DISCLAIMER OF LIABILITY
32 * NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY
33 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
34 * DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND
35 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
36 * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
37 * USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED
38 * HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES
39
40 * You should have received a copy of the GNU General Public License
41 * along with this program; if not, write to the Free Software
42 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
43 * USA.
44 */
45
46#ifndef MPT3SAS_BASE_H_INCLUDED
47#define MPT3SAS_BASE_H_INCLUDED
48
49#include "mpi/mpi2_type.h"
50#include "mpi/mpi2.h"
51#include "mpi/mpi2_ioc.h"
52#include "mpi/mpi2_cnfg.h"
53#include "mpi/mpi2_init.h"
54#include "mpi/mpi2_raid.h"
55#include "mpi/mpi2_tool.h"
56#include "mpi/mpi2_sas.h"
57
58#include <scsi/scsi.h>
59#include <scsi/scsi_cmnd.h>
60#include <scsi/scsi_device.h>
61#include <scsi/scsi_host.h>
62#include <scsi/scsi_tcq.h>
63#include <scsi/scsi_transport_sas.h>
64#include <scsi/scsi_dbg.h>
65#include <scsi/scsi_eh.h>
8a7e4c24
SR		 66#include <linux/pci.h>
67#include <linux/poll.h>
f92363d1
SR		 68
69#include "mpt3sas_debug.h"
70#include "mpt3sas_trigger_diag.h"
71
72/* driver versioning info */
73#define MPT3SAS_DRIVER_NAME "mpt3sas"
8a7e4c24 74#define MPT2SAS_DRIVER_NAME "mpt2sas"
a03bd153 75#define MPT3SAS_AUTHOR "Avago Technologies <MPT-FusionLinux.pdl@avagotech.com>"
f92363d1 76#define MPT3SAS_DESCRIPTION "LSI MPT Fusion SAS 3.0 Device Driver"
8a7e4c24 77#define MPT2SAS_DESCRIPTION "LSI MPT Fusion SAS 2.0 Device Driver"
c75683ca 78#define MPT3SAS_DRIVER_VERSION "09.100.00.00"
8a7e4c24 79#define MPT2SAS_DRIVER_VERSION "20.101.00.00"
c75683ca 80#define MPT3SAS_MAJOR_VERSION 9
f92363d1 81#define MPT3SAS_MINOR_VERSION 100
e9ce9c86 82#define MPT3SAS_BUILD_VERSION 0
f92363d1
SR		 83#define MPT3SAS_RELEASE_VERSION 00
84
85/*
86 * Set MPT3SAS_SG_DEPTH value based on user input.
87 */
8a7e4c24
SR		 88#define MPT_MAX_PHYS_SEGMENTS SCSI_MAX_SG_SEGMENTS
89#define MPT_MIN_PHYS_SEGMENTS 16
90
f92363d1
SR		 91#ifdef CONFIG_SCSI_MPT3SAS_MAX_SGE
92#define MPT3SAS_SG_DEPTH CONFIG_SCSI_MPT3SAS_MAX_SGE
93#else
8a7e4c24 94#define MPT3SAS_SG_DEPTH MPT_MAX_PHYS_SEGMENTS
f92363d1
SR		 95#endif
96
8a7e4c24
SR		 97#ifdef CONFIG_SCSI_MPT2SAS_MAX_SGE
98#define MPT2SAS_SG_DEPTH CONFIG_SCSI_MPT2SAS_MAX_SGE
99#else
100#define MPT2SAS_SG_DEPTH MPT_MAX_PHYS_SEGMENTS
101#endif
f92363d1
SR		 102
103/*
104 * Generic Defines
105 */
106#define MPT3SAS_SATA_QUEUE_DEPTH 32
107#define MPT3SAS_SAS_QUEUE_DEPTH 254
108#define MPT3SAS_RAID_QUEUE_DEPTH 128
109
110#define MPT_NAME_LENGTH 32 /* generic length of strings */
111#define MPT_STRING_LENGTH 64
112
113#define MPT_MAX_CALLBACKS 32
114
115
116#define CAN_SLEEP 1
117#define NO_SLEEP 0
118
119#define INTERNAL_CMDS_COUNT 10 /* reserved cmds */
120
121#define MPI3_HIM_MASK 0xFFFFFFFF /* mask every bit*/
122
123#define MPT3SAS_INVALID_DEVICE_HANDLE 0xFFFF
124
125/*
126 * reset phases
127 */
128#define MPT3_IOC_PRE_RESET 1 /* prior to host reset */
129#define MPT3_IOC_AFTER_RESET 2 /* just after host reset */
130#define MPT3_IOC_DONE_RESET 3 /* links re-initialized */
131
132/*
133 * logging format
134 */
135#define MPT3SAS_FMT "%s: "
136
7786ab6a
SR		 137/*
138 * WarpDrive Specific Log codes
139 */
140
141#define MPT2_WARPDRIVE_LOGENTRY (0x8002)
142#define MPT2_WARPDRIVE_LC_SSDT (0x41)
143#define MPT2_WARPDRIVE_LC_SSDLW (0x43)
144#define MPT2_WARPDRIVE_LC_SSDLF (0x44)
145#define MPT2_WARPDRIVE_LC_BRMF (0x4D)
146
f92363d1
SR		 147/*
148 * per target private data
149 */
150#define MPT_TARGET_FLAGS_RAID_COMPONENT 0x01
151#define MPT_TARGET_FLAGS_VOLUME 0x02
152#define MPT_TARGET_FLAGS_DELETED 0x04
153#define MPT_TARGET_FASTPATH_IO 0x08
154
42081173
SR		 155#define SAS2_PCI_DEVICE_B0_REVISION (0x01)
156#define SAS3_PCI_DEVICE_C0_REVISION (0x02)
157
1117b31a
SR		 158/*
159 * Intel HBA branding
160 */
161#define MPT3SAS_INTEL_RMS3JC080_BRANDING \
162 "Intel(R) Integrated RAID Module RMS3JC080"
163#define MPT3SAS_INTEL_RS3GC008_BRANDING \
164 "Intel(R) RAID Controller RS3GC008"
165#define MPT3SAS_INTEL_RS3FC044_BRANDING \
166 "Intel(R) RAID Controller RS3FC044"
167#define MPT3SAS_INTEL_RS3UC080_BRANDING \
168 "Intel(R) RAID Controller RS3UC080"
f92363d1 169
1117b31a
SR		 170/*
171 * Intel HBA SSDIDs
172 */
173#define MPT3SAS_INTEL_RMS3JC080_SSDID 0x3521
174#define MPT3SAS_INTEL_RS3GC008_SSDID 0x3522
175#define MPT3SAS_INTEL_RS3FC044_SSDID 0x3523
176#define MPT3SAS_INTEL_RS3UC080_SSDID 0x3524
f92363d1 177
fb84dfc4
SR		 178/*
179 * Dell HBA branding
180 */
181#define MPT3SAS_DELL_12G_HBA_BRANDING \
182 "Dell 12Gbps HBA"
183
184/*
185 * Dell HBA SSDIDs
186 */
187#define MPT3SAS_DELL_12G_HBA_SSDID 0x1F46
188
38e4141e
SR		 189/*
190 * Cisco HBA branding
191 */
d8eb4a47
SR		 192#define MPT3SAS_CISCO_12G_8E_HBA_BRANDING \
193 "Cisco 9300-8E 12G SAS HBA"
194#define MPT3SAS_CISCO_12G_8I_HBA_BRANDING \
195 "Cisco 9300-8i 12G SAS HBA"
196#define MPT3SAS_CISCO_12G_AVILA_HBA_BRANDING \
197 "Cisco 12G Modular SAS Pass through Controller"
198#define MPT3SAS_CISCO_12G_COLUSA_MEZZANINE_HBA_BRANDING \
199 "UCS C3X60 12G SAS Pass through Controller"
38e4141e
SR		 200/*
201 * Cisco HBA SSSDIDs
202 */
d8eb4a47
SR		 203#define MPT3SAS_CISCO_12G_8E_HBA_SSDID 0x14C
204#define MPT3SAS_CISCO_12G_8I_HBA_SSDID 0x154
205#define MPT3SAS_CISCO_12G_AVILA_HBA_SSDID 0x155
206#define MPT3SAS_CISCO_12G_COLUSA_MEZZANINE_HBA_SSDID 0x156
38e4141e 207
f92363d1
SR		 208/*
209 * status bits for ioc->diag_buffer_status
210 */
211#define MPT3_DIAG_BUFFER_IS_REGISTERED (0x01)
212#define MPT3_DIAG_BUFFER_IS_RELEASED (0x02)
213#define MPT3_DIAG_BUFFER_IS_DIAG_RESET (0x04)
214
fb77bb53
SR		 215/*
216 * Combined Reply Queue constants,
217 * There are twelve Supplemental Reply Post Host Index Registers
218 * and each register is at offset 0x10 bytes from the previous one.
219 */
220#define MPT3_SUP_REPLY_POST_HOST_INDEX_REG_COUNT 12
221#define MPT3_SUP_REPLY_POST_HOST_INDEX_REG_OFFSET (0x10)
f92363d1
SR		 222
223/* OEM Identifiers */
224#define MFG10_OEM_ID_INVALID (0x00000000)
225#define MFG10_OEM_ID_DELL (0x00000001)
226#define MFG10_OEM_ID_FSC (0x00000002)
227#define MFG10_OEM_ID_SUN (0x00000003)
228#define MFG10_OEM_ID_IBM (0x00000004)
229
230/* GENERIC Flags 0*/
231#define MFG10_GF0_OCE_DISABLED (0x00000001)
232#define MFG10_GF0_R1E_DRIVE_COUNT (0x00000002)
233#define MFG10_GF0_R10_DISPLAY (0x00000004)
234#define MFG10_GF0_SSD_DATA_SCRUB_DISABLE (0x00000008)
235#define MFG10_GF0_SINGLE_DRIVE_R0 (0x00000010)
236
3898f08e
SR		 237#define VIRTUAL_IO_FAILED_RETRY (0x32010081)
238
f92363d1
SR		 239/* OEM Specific Flags will come from OEM specific header files */
240struct Mpi2ManufacturingPage10_t {
241 MPI2_CONFIG_PAGE_HEADER Header; /* 00h */
242 U8 OEMIdentifier; /* 04h */
243 U8 Reserved1; /* 05h */
244 U16 Reserved2; /* 08h */
245 U32 Reserved3; /* 0Ch */
246 U32 GenericFlags0; /* 10h */
247 U32 GenericFlags1; /* 14h */
248 U32 Reserved4; /* 18h */
249 U32 OEMSpecificFlags0; /* 1Ch */
250 U32 OEMSpecificFlags1; /* 20h */
251 U32 Reserved5[18]; /* 24h - 60h*/
252};
253
254
255/* Miscellaneous options */
256struct Mpi2ManufacturingPage11_t {
257 MPI2_CONFIG_PAGE_HEADER Header; /* 00h */
258 __le32 Reserved1; /* 04h */
259 u8 Reserved2; /* 08h */
260 u8 EEDPTagMode; /* 09h */
261 u8 Reserved3; /* 0Ah */
262 u8 Reserved4; /* 0Bh */
263 __le32 Reserved5[23]; /* 0Ch-60h*/
264};
265
266/**
267 * struct MPT3SAS_TARGET - starget private hostdata
268 * @starget: starget object
269 * @sas_address: target sas address
7786ab6a 270 * @raid_device: raid_device pointer to access volume data
f92363d1
SR		 271 * @handle: device handle
272 * @num_luns: number luns
273 * @flags: MPT_TARGET_FLAGS_XXX flags
274 * @deleted: target flaged for deletion
275 * @tm_busy: target is busy with TM request.
d1cb5e49 276 * @sdev: The sas_device associated with this target
f92363d1
SR		 277 */
278struct MPT3SAS_TARGET {
279 struct scsi_target *starget;
280 u64 sas_address;
7786ab6a 281 struct _raid_device *raid_device;
f92363d1
SR		 282 u16 handle;
283 int num_luns;
284 u32 flags;
285 u8 deleted;
286 u8 tm_busy;
d1cb5e49 287 struct _sas_device *sdev;
f92363d1
SR		 288};
289
290
291/*
292 * per device private data
293 */
294#define MPT_DEVICE_FLAGS_INIT 0x01
295#define MPT_DEVICE_TLR_ON 0x02
296
7786ab6a
SR		 297#define MFG_PAGE10_HIDE_SSDS_MASK (0x00000003)
298#define MFG_PAGE10_HIDE_ALL_DISKS (0x00)
299#define MFG_PAGE10_EXPOSE_ALL_DISKS (0x01)
300#define MFG_PAGE10_HIDE_IF_VOL_PRESENT (0x02)
301
f92363d1
SR		 302/**
303 * struct MPT3SAS_DEVICE - sdev private hostdata
304 * @sas_target: starget private hostdata
305 * @lun: lun number
306 * @flags: MPT_DEVICE_XXX flags
307 * @configured_lun: lun is configured
308 * @block: device is in SDEV_BLOCK state
309 * @tlr_snoop_check: flag used in determining whether to disable TLR
310 * @eedp_enable: eedp support enable bit
311 * @eedp_type: 0(type_1), 1(type_2), 2(type_3)
312 * @eedp_block_length: block size
313 */
314struct MPT3SAS_DEVICE {
315 struct MPT3SAS_TARGET *sas_target;
316 unsigned int lun;
317 u32 flags;
318 u8 configured_lun;
319 u8 block;
320 u8 tlr_snoop_check;
321};
322
323#define MPT3_CMD_NOT_USED 0x8000 /* free */
324#define MPT3_CMD_COMPLETE 0x0001 /* completed */
325#define MPT3_CMD_PENDING 0x0002 /* pending */
326#define MPT3_CMD_REPLY_VALID 0x0004 /* reply is valid */
327#define MPT3_CMD_RESET 0x0008 /* host reset dropped the command */
328
329/**
330 * struct _internal_cmd - internal commands struct
331 * @mutex: mutex
332 * @done: completion
333 * @reply: reply message pointer
334 * @sense: sense data
335 * @status: MPT3_CMD_XXX status
336 * @smid: system message id
337 */
338struct _internal_cmd {
339 struct mutex mutex;
340 struct completion done;
341 void *reply;
342 void *sense;
343 u16 status;
344 u16 smid;
345};
346
347
348
349/**
350 * struct _sas_device - attached device information
351 * @list: sas device list
352 * @starget: starget object
353 * @sas_address: device sas address
354 * @device_name: retrieved from the SAS IDENTIFY frame.
355 * @handle: device handle
356 * @sas_address_parent: sas address of parent expander or sas host
357 * @enclosure_handle: enclosure handle
358 * @enclosure_logical_id: enclosure logical identifier
359 * @volume_handle: volume handle (valid when hidden raid member)
360 * @volume_wwid: volume unique identifier
361 * @device_info: bitfield provides detailed info about the device
362 * @id: target id
363 * @channel: target channel
364 * @slot: number number
365 * @phy: phy identifier provided in sas device page 0
f92363d1 366 * @responding: used in _scsih_sas_device_mark_responding
0f624c39
SR		 367 * @fast_path: fast path feature enable bit
368 * @pfa_led_on: flag for PFA LED status
e4bc7f5c
SR		 369 * @pend_sas_rphy_add: flag to check if device is in sas_rphy_add()
370 * addition routine.
f92363d1
SR		 371 */
372struct _sas_device {
373 struct list_head list;
374 struct scsi_target *starget;
375 u64 sas_address;
376 u64 device_name;
377 u16 handle;
378 u64 sas_address_parent;
379 u16 enclosure_handle;
380 u64 enclosure_logical_id;
381 u16 volume_handle;
382 u64 volume_wwid;
383 u32 device_info;
384 int id;
385 int channel;
386 u16 slot;
387 u8 phy;
388 u8 responding;
389 u8 fast_path;
0f624c39 390 u8 pfa_led_on;
e4bc7f5c 391 u8 pend_sas_rphy_add;
e6d45e3e
SR		 392 u8 enclosure_level;
393 u8 connector_name[4];
d1cb5e49 394 struct kref refcount;
f92363d1
SR		 395};
396
d1cb5e49
SR		 397static inline void sas_device_get(struct _sas_device *s)
398{
399 kref_get(&s->refcount);
400}
401
402static inline void sas_device_free(struct kref *r)
403{
404 kfree(container_of(r, struct _sas_device, refcount));
405}
406
407static inline void sas_device_put(struct _sas_device *s)
408{
409 kref_put(&s->refcount, sas_device_free);
410}
411
f92363d1
SR		 412/**
413 * struct _raid_device - raid volume link list
414 * @list: sas device list
415 * @starget: starget object
416 * @sdev: scsi device struct (volumes are single lun)
417 * @wwid: unique identifier for the volume
418 * @handle: device handle
7786ab6a 419 * @block_size: Block size of the volume
f92363d1
SR		 420 * @id: target id
421 * @channel: target channel
422 * @volume_type: the raid level
423 * @device_info: bitfield provides detailed info about the hidden components
424 * @num_pds: number of hidden raid components
425 * @responding: used in _scsih_raid_device_mark_responding
426 * @percent_complete: resync percent complete
7786ab6a
SR		 427 * @direct_io_enabled: Whether direct io to PDs are allowed or not
428 * @stripe_exponent: X where 2powX is the stripe sz in blocks
429 * @block_exponent: X where 2powX is the block sz in bytes
430 * @max_lba: Maximum number of LBA in the volume
431 * @stripe_sz: Stripe Size of the volume
432 * @device_info: Device info of the volume member disk
433 * @pd_handle: Array of handles of the physical drives for direct I/O in le16
f92363d1
SR		 434 */
435#define MPT_MAX_WARPDRIVE_PDS 8
436struct _raid_device {
437 struct list_head list;
438 struct scsi_target *starget;
439 struct scsi_device *sdev;
440 u64 wwid;
441 u16 handle;
7786ab6a 442 u16 block_sz;
f92363d1
SR		 443 int id;
444 int channel;
445 u8 volume_type;
446 u8 num_pds;
447 u8 responding;
448 u8 percent_complete;
7786ab6a
SR		 449 u8 direct_io_enabled;
450 u8 stripe_exponent;
451 u8 block_exponent;
452 u64 max_lba;
453 u32 stripe_sz;
f92363d1 454 u32 device_info;
7786ab6a 455 u16 pd_handle[MPT_MAX_WARPDRIVE_PDS];
f92363d1
SR		 456};
457
458/**
459 * struct _boot_device - boot device info
460 * @is_raid: flag to indicate whether this is volume
461 * @device: holds pointer for either struct _sas_device or
462 * struct _raid_device
463 */
464struct _boot_device {
465 u8 is_raid;
466 void *device;
467};
468
469/**
470 * struct _sas_port - wide/narrow sas port information
471 * @port_list: list of ports belonging to expander
472 * @num_phys: number of phys belonging to this port
473 * @remote_identify: attached device identification
474 * @rphy: sas transport rphy object
475 * @port: sas transport wide/narrow port object
476 * @phy_list: _sas_phy list objects belonging to this port
477 */
478struct _sas_port {
479 struct list_head port_list;
480 u8 num_phys;
481 struct sas_identify remote_identify;
482 struct sas_rphy *rphy;
483 struct sas_port *port;
484 struct list_head phy_list;
485};
486
487/**
488 * struct _sas_phy - phy information
489 * @port_siblings: list of phys belonging to a port
490 * @identify: phy identification
491 * @remote_identify: attached device identification
492 * @phy: sas transport phy object
493 * @phy_id: unique phy id
494 * @handle: device handle for this phy
495 * @attached_handle: device handle for attached device
496 * @phy_belongs_to_port: port has been created for this phy
497 */
498struct _sas_phy {
499 struct list_head port_siblings;
500 struct sas_identify identify;
501 struct sas_identify remote_identify;
502 struct sas_phy *phy;
503 u8 phy_id;
504 u16 handle;
505 u16 attached_handle;
506 u8 phy_belongs_to_port;
507};
508
509/**
510 * struct _sas_node - sas_host/expander information
511 * @list: list of expanders
512 * @parent_dev: parent device class
513 * @num_phys: number phys belonging to this sas_host/expander
514 * @sas_address: sas address of this sas_host/expander
515 * @handle: handle for this sas_host/expander
516 * @sas_address_parent: sas address of parent expander or sas host
517 * @enclosure_handle: handle for this a member of an enclosure
518 * @device_info: bitwise defining capabilities of this sas_host/expander
519 * @responding: used in _scsih_expander_device_mark_responding
520 * @phy: a list of phys that make up this sas_host/expander
521 * @sas_port_list: list of ports attached to this sas_host/expander
522 */
523struct _sas_node {
524 struct list_head list;
525 struct device *parent_dev;
526 u8 num_phys;
527 u64 sas_address;
528 u16 handle;
529 u64 sas_address_parent;
530 u16 enclosure_handle;
531 u64 enclosure_logical_id;
532 u8 responding;
533 struct _sas_phy *phy;
534 struct list_head sas_port_list;
535};
536
537/**
538 * enum reset_type - reset state
539 * @FORCE_BIG_HAMMER: issue diagnostic reset
540 * @SOFT_RESET: issue message_unit_reset, if fails to to big hammer
541 */
542enum reset_type {
543 FORCE_BIG_HAMMER,
544 SOFT_RESET,
545};
546
547/**
548 * struct chain_tracker - firmware chain tracker
549 * @chain_buffer: chain buffer
550 * @chain_buffer_dma: physical address
551 * @tracker_list: list of free request (ioc->free_chain_list)
552 */
553struct chain_tracker {
554 void *chain_buffer;
555 dma_addr_t chain_buffer_dma;
556 struct list_head tracker_list;
557};
558
559/**
560 * struct scsiio_tracker - scsi mf request tracker
561 * @smid: system message id
562 * @scmd: scsi request pointer
563 * @cb_idx: callback index
7786ab6a 564 * @direct_io: To indicate whether I/O is direct (WARPDRIVE)
f92363d1
SR		 565 * @tracker_list: list of free request (ioc->free_list)
566 */
567struct scsiio_tracker {
568 u16 smid;
569 struct scsi_cmnd *scmd;
570 u8 cb_idx;
7786ab6a 571 u8 direct_io;
f92363d1
SR		 572 struct list_head chain_list;
573 struct list_head tracker_list;
574};
575
576/**
577 * struct request_tracker - firmware request tracker
578 * @smid: system message id
579 * @cb_idx: callback index
580 * @tracker_list: list of free request (ioc->free_list)
581 */
582struct request_tracker {
583 u16 smid;
584 u8 cb_idx;
585 struct list_head tracker_list;
586};
587
588/**
589 * struct _tr_list - target reset list
590 * @handle: device handle
591 * @state: state machine
592 */
593struct _tr_list {
594 struct list_head list;
595 u16 handle;
596 u16 state;
597};
598
599
600/**
601 * struct adapter_reply_queue - the reply queue struct
602 * @ioc: per adapter object
603 * @msix_index: msix index into vector table
604 * @vector: irq vector
605 * @reply_post_host_index: head index in the pool where FW completes IO
606 * @reply_post_free: reply post base virt address
607 * @name: the name registered to request_irq()
608 * @busy: isr is actively processing replies on another cpu
609 * @list: this list
610*/
611struct adapter_reply_queue {
612 struct MPT3SAS_ADAPTER *ioc;
613 u8 msix_index;
614 unsigned int vector;
615 u32 reply_post_host_index;
616 Mpi2ReplyDescriptorsUnion_t *reply_post_free;
617 char name[MPT_NAME_LENGTH];
618 atomic_t busy;
14b3114d 619 cpumask_var_t affinity_hint;
f92363d1
SR		 620 struct list_head list;
621};
622
623typedef void (*MPT_ADD_SGE)(void *paddr, u32 flags_length, dma_addr_t dma_addr);
624
625/* SAS3.0 support */
626typedef int (*MPT_BUILD_SG_SCMD)(struct MPT3SAS_ADAPTER *ioc,
627 struct scsi_cmnd *scmd, u16 smid);
628typedef void (*MPT_BUILD_SG)(struct MPT3SAS_ADAPTER *ioc, void *psge,
629 dma_addr_t data_out_dma, size_t data_out_sz,
630 dma_addr_t data_in_dma, size_t data_in_sz);
631typedef void (*MPT_BUILD_ZERO_LEN_SGE)(struct MPT3SAS_ADAPTER *ioc,
632 void *paddr);
633
634
635
636/* IOC Facts and Port Facts converted from little endian to cpu */
637union mpi3_version_union {
638 MPI2_VERSION_STRUCT Struct;
639 u32 Word;
640};
641
642struct mpt3sas_facts {
643 u16 MsgVersion;
644 u16 HeaderVersion;
645 u8 IOCNumber;
646 u8 VP_ID;
647 u8 VF_ID;
648 u16 IOCExceptions;
649 u16 IOCStatus;
650 u32 IOCLogInfo;
651 u8 MaxChainDepth;
652 u8 WhoInit;
653 u8 NumberOfPorts;
654 u8 MaxMSIxVectors;
655 u16 RequestCredit;
656 u16 ProductID;
657 u32 IOCCapabilities;
658 union mpi3_version_union FWVersion;
659 u16 IOCRequestFrameSize;
660 u16 Reserved3;
661 u16 MaxInitiators;
662 u16 MaxTargets;
663 u16 MaxSasExpanders;
664 u16 MaxEnclosures;
665 u16 ProtocolFlags;
666 u16 HighPriorityCredit;
667 u16 MaxReplyDescriptorPostQueueDepth;
668 u8 ReplyFrameSize;
669 u8 MaxVolumes;
670 u16 MaxDevHandle;
671 u16 MaxPersistentEntries;
672 u16 MinDevHandle;
673};
674
675struct mpt3sas_port_facts {
676 u8 PortNumber;
677 u8 VP_ID;
678 u8 VF_ID;
679 u8 PortType;
680 u16 MaxPostedCmdBuffers;
681};
682
9b05c91a
SR		 683struct reply_post_struct {
684 Mpi2ReplyDescriptorsUnion_t *reply_post_free;
685 dma_addr_t reply_post_free_dma;
686};
687
f92363d1
SR		 688/**
689 * enum mutex_type - task management mutex type
690 * @TM_MUTEX_OFF: mutex is not required becuase calling function is acquiring it
691 * @TM_MUTEX_ON: mutex is required
692 */
693enum mutex_type {
694 TM_MUTEX_OFF = 0,
695 TM_MUTEX_ON = 1,
696};
697
698typedef void (*MPT3SAS_FLUSH_RUNNING_CMDS)(struct MPT3SAS_ADAPTER *ioc);
699/**
700 * struct MPT3SAS_ADAPTER - per adapter struct
701 * @list: ioc_list
702 * @shost: shost object
703 * @id: unique adapter id
704 * @cpu_count: number online cpus
705 * @name: generic ioc string
706 * @tmp_string: tmp string used for logging
707 * @pdev: pci pdev object
708 * @pio_chip: physical io register space
709 * @chip: memory mapped register space
710 * @chip_phys: physical addrss prior to mapping
711 * @logging_level: see mpt3sas_debug.h
712 * @fwfault_debug: debuging FW timeouts
713 * @ir_firmware: IR firmware present
714 * @bars: bitmask of BAR's that must be configured
715 * @mask_interrupts: ignore interrupt
9b05c91a 716 * @dma_mask: used to set the consistent dma mask
f92363d1
SR		 717 * @fault_reset_work_q_name: fw fault work queue
718 * @fault_reset_work_q: ""
719 * @fault_reset_work: ""
720 * @firmware_event_name: fw event work queue
721 * @firmware_event_thread: ""
722 * @fw_event_lock:
723 * @fw_event_list: list of fw events
724 * @aen_event_read_flag: event log was read
725 * @broadcast_aen_busy: broadcast aen waiting to be serviced
726 * @shost_recovery: host reset in progress
727 * @ioc_reset_in_progress_lock:
728 * @ioc_link_reset_in_progress: phy/hard reset in progress
729 * @ignore_loginfos: ignore loginfos during task management
730 * @remove_host: flag for when driver unloads, to avoid sending dev resets
731 * @pci_error_recovery: flag to prevent ioc access until slot reset completes
732 * @wait_for_discovery_to_complete: flag set at driver load time when
733 * waiting on reporting devices
734 * @is_driver_loading: flag set at driver load time
735 * @port_enable_failed: flag set when port enable has failed
736 * @start_scan: flag set from scan_start callback, cleared from _mpt3sas_fw_work
737 * @start_scan_failed: means port enable failed, return's the ioc_status
738 * @msix_enable: flag indicating msix is enabled
739 * @msix_vector_count: number msix vectors
740 * @cpu_msix_table: table for mapping cpus to msix index
741 * @cpu_msix_table_sz: table size
742 * @schedule_dead_ioc_flush_running_cmds: callback to flush pending commands
743 * @scsi_io_cb_idx: shost generated commands
744 * @tm_cb_idx: task management commands
745 * @scsih_cb_idx: scsih internal commands
746 * @transport_cb_idx: transport internal commands
747 * @ctl_cb_idx: clt internal commands
748 * @base_cb_idx: base internal commands
749 * @config_cb_idx: base internal commands
750 * @tm_tr_cb_idx : device removal target reset handshake
751 * @tm_tr_volume_cb_idx : volume removal target reset
752 * @base_cmds:
753 * @transport_cmds:
754 * @scsih_cmds:
755 * @tm_cmds:
756 * @ctl_cmds:
757 * @config_cmds:
758 * @base_add_sg_single: handler for either 32/64 bit sgl's
759 * @event_type: bits indicating which events to log
760 * @event_context: unique id for each logged event
761 * @event_log: event log pointer
762 * @event_masks: events that are masked
763 * @facts: static facts data
764 * @pfacts: static port facts data
765 * @manu_pg0: static manufacturing page 0
766 * @manu_pg10: static manufacturing page 10
767 * @manu_pg11: static manufacturing page 11
768 * @bios_pg2: static bios page 2
769 * @bios_pg3: static bios page 3
770 * @ioc_pg8: static ioc page 8
771 * @iounit_pg0: static iounit page 0
772 * @iounit_pg1: static iounit page 1
2d8ce8c9 773 * @iounit_pg8: static iounit page 8
f92363d1
SR		 774 * @sas_hba: sas host object
775 * @sas_expander_list: expander object list
776 * @sas_node_lock:
777 * @sas_device_list: sas device object list
778 * @sas_device_init_list: sas device object list (used only at init time)
779 * @sas_device_lock:
780 * @io_missing_delay: time for IO completed by fw when PDR enabled
781 * @device_missing_delay: time for device missing by fw when PDR enabled
782 * @sas_id : used for setting volume target IDs
783 * @blocking_handles: bitmask used to identify which devices need blocking
784 * @pd_handles : bitmask for PD handles
785 * @pd_handles_sz : size of pd_handle bitmask
786 * @config_page_sz: config page size
787 * @config_page: reserve memory for config page payload
788 * @config_page_dma:
789 * @hba_queue_depth: hba request queue depth
790 * @sge_size: sg element size for either 32/64 bit
791 * @scsiio_depth: SCSI_IO queue depth
792 * @request_sz: per request frame size
793 * @request: pool of request frames
794 * @request_dma:
795 * @request_dma_sz:
796 * @scsi_lookup: firmware request tracker list
797 * @scsi_lookup_lock:
798 * @free_list: free list of request
799 * @pending_io_count:
800 * @reset_wq:
801 * @chain: pool of chains
802 * @chain_dma:
803 * @max_sges_in_main_message: number sg elements in main message
804 * @max_sges_in_chain_message: number sg elements per chain
805 * @chains_needed_per_io: max chains per io
806 * @chain_depth: total chains allocated
807 * @hi_priority_smid:
808 * @hi_priority:
809 * @hi_priority_dma:
810 * @hi_priority_depth:
811 * @hpr_lookup:
812 * @hpr_free_list:
813 * @internal_smid:
814 * @internal:
815 * @internal_dma:
816 * @internal_depth:
817 * @internal_lookup:
818 * @internal_free_list:
819 * @sense: pool of sense
820 * @sense_dma:
821 * @sense_dma_pool:
822 * @reply_depth: hba reply queue depth:
823 * @reply_sz: per reply frame size:
824 * @reply: pool of replys:
825 * @reply_dma:
826 * @reply_dma_pool:
827 * @reply_free_queue_depth: reply free depth
828 * @reply_free: pool for reply free queue (32 bit addr)
829 * @reply_free_dma:
830 * @reply_free_dma_pool:
831 * @reply_free_host_index: tail index in pool to insert free replys
832 * @reply_post_queue_depth: reply post queue depth
9b05c91a
SR		 833 * @reply_post_struct: struct for reply_post_free physical & virt address
834 * @rdpq_array_capable: FW supports multiple reply queue addresses in ioc_init
835 * @rdpq_array_enable: rdpq_array support is enabled in the driver
836 * @rdpq_array_enable_assigned: this ensures that rdpq_array_enable flag
837 * is assigned only ones
f92363d1
SR		 838 * @reply_queue_count: number of reply queue's
839 * @reply_queue_list: link list contaning the reply queue info
fb77bb53
SR		 840 * @msix96_vector: 96 MSI-X vector support
841 * @replyPostRegisterIndex: index of next position in Reply Desc Post Queue
f92363d1
SR		 842 * @delayed_tr_list: target reset link list
843 * @delayed_tr_volume_list: volume target reset link list
2d8ce8c9 844 * @@temp_sensors_count: flag to carry the number of temperature sensors
f92363d1
SR		 845 */
846struct MPT3SAS_ADAPTER {
847 struct list_head list;
848 struct Scsi_Host *shost;
849 u8 id;
850 int cpu_count;
851 char name[MPT_NAME_LENGTH];
852 char tmp_string[MPT_STRING_LENGTH];
853 struct pci_dev *pdev;
854 Mpi2SystemInterfaceRegs_t __iomem *chip;
855 resource_size_t chip_phys;
856 int logging_level;
857 int fwfault_debug;
858 u8 ir_firmware;
859 int bars;
860 u8 mask_interrupts;
9b05c91a 861 int dma_mask;
f92363d1
SR		 862
863 /* fw fault handler */
864 char fault_reset_work_q_name[20];
865 struct workqueue_struct *fault_reset_work_q;
866 struct delayed_work fault_reset_work;
867
868 /* fw event handler */
869 char firmware_event_name[20];
870 struct workqueue_struct *firmware_event_thread;
871 spinlock_t fw_event_lock;
872 struct list_head fw_event_list;
873
874 /* misc flags */
875 int aen_event_read_flag;
876 u8 broadcast_aen_busy;
877 u16 broadcast_aen_pending;
878 u8 shost_recovery;
879
880 struct mutex reset_in_progress_mutex;
881 spinlock_t ioc_reset_in_progress_lock;
882 u8 ioc_link_reset_in_progress;
883 u8 ioc_reset_in_progress_status;
884
885 u8 ignore_loginfos;
886 u8 remove_host;
887 u8 pci_error_recovery;
888 u8 wait_for_discovery_to_complete;
889 u8 is_driver_loading;
890 u8 port_enable_failed;
891 u8 start_scan;
892 u16 start_scan_failed;
893
894 u8 msix_enable;
895 u16 msix_vector_count;
896 u8 *cpu_msix_table;
897 u16 cpu_msix_table_sz;
7786ab6a 898 resource_size_t __iomem **reply_post_host_index;
f92363d1
SR		 899 u32 ioc_reset_count;
900 MPT3SAS_FLUSH_RUNNING_CMDS schedule_dead_ioc_flush_running_cmds;
16e179bd 901 u32 non_operational_loop;
f92363d1
SR		 902
903 /* internal commands, callback index */
904 u8 scsi_io_cb_idx;
905 u8 tm_cb_idx;
906 u8 transport_cb_idx;
907 u8 scsih_cb_idx;
908 u8 ctl_cb_idx;
909 u8 base_cb_idx;
910 u8 port_enable_cb_idx;
911 u8 config_cb_idx;
912 u8 tm_tr_cb_idx;
913 u8 tm_tr_volume_cb_idx;
914 u8 tm_sas_control_cb_idx;
915 struct _internal_cmd base_cmds;
916 struct _internal_cmd port_enable_cmds;
917 struct _internal_cmd transport_cmds;
918 struct _internal_cmd scsih_cmds;
919 struct _internal_cmd tm_cmds;
920 struct _internal_cmd ctl_cmds;
921 struct _internal_cmd config_cmds;
922
923 MPT_ADD_SGE base_add_sg_single;
924
925 /* function ptr for either IEEE or MPI sg elements */
926 MPT_BUILD_SG_SCMD build_sg_scmd;
927 MPT_BUILD_SG build_sg;
928 MPT_BUILD_ZERO_LEN_SGE build_zero_len_sge;
f92363d1 929 u16 sge_size_ieee;
d357e84d 930 u16 hba_mpi_version_belonged;
f92363d1
SR		 931
932 /* function ptr for MPI sg elements only */
933 MPT_BUILD_SG build_sg_mpi;
934 MPT_BUILD_ZERO_LEN_SGE build_zero_len_sge_mpi;
935
936 /* event log */
937 u32 event_type[MPI2_EVENT_NOTIFY_EVENTMASK_WORDS];
938 u32 event_context;
939 void *event_log;
940 u32 event_masks[MPI2_EVENT_NOTIFY_EVENTMASK_WORDS];
941
942 /* static config pages */
943 struct mpt3sas_facts facts;
944 struct mpt3sas_port_facts *pfacts;
945 Mpi2ManufacturingPage0_t manu_pg0;
946 struct Mpi2ManufacturingPage10_t manu_pg10;
947 struct Mpi2ManufacturingPage11_t manu_pg11;
948 Mpi2BiosPage2_t bios_pg2;
949 Mpi2BiosPage3_t bios_pg3;
950 Mpi2IOCPage8_t ioc_pg8;
951 Mpi2IOUnitPage0_t iounit_pg0;
952 Mpi2IOUnitPage1_t iounit_pg1;
2d8ce8c9 953 Mpi2IOUnitPage8_t iounit_pg8;
f92363d1
SR		 954
955 struct _boot_device req_boot_device;
956 struct _boot_device req_alt_boot_device;
957 struct _boot_device current_boot_device;
958
959 /* sas hba, expander, and device list */
960 struct _sas_node sas_hba;
961 struct list_head sas_expander_list;
962 spinlock_t sas_node_lock;
963 struct list_head sas_device_list;
964 struct list_head sas_device_init_list;
965 spinlock_t sas_device_lock;
966 struct list_head raid_device_list;
967 spinlock_t raid_device_lock;
968 u8 io_missing_delay;
969 u16 device_missing_delay;
970 int sas_id;
971
972 void *blocking_handles;
973 void *pd_handles;
974 u16 pd_handles_sz;
975
976 /* config page */
977 u16 config_page_sz;
978 void *config_page;
979 dma_addr_t config_page_dma;
980
981 /* scsiio request */
982 u16 hba_queue_depth;
983 u16 sge_size;
984 u16 scsiio_depth;
985 u16 request_sz;
986 u8 *request;
987 dma_addr_t request_dma;
988 u32 request_dma_sz;
989 struct scsiio_tracker *scsi_lookup;
990 ulong scsi_lookup_pages;
991 spinlock_t scsi_lookup_lock;
992 struct list_head free_list;
993 int pending_io_count;
994 wait_queue_head_t reset_wq;
995
996 /* chain */
997 struct chain_tracker *chain_lookup;
998 struct list_head free_chain_list;
999 struct dma_pool *chain_dma_pool;
1000 ulong chain_pages;
1001 u16 max_sges_in_main_message;
1002 u16 max_sges_in_chain_message;
1003 u16 chains_needed_per_io;
1004 u32 chain_depth;
1005
1006 /* hi-priority queue */
1007 u16 hi_priority_smid;
1008 u8 *hi_priority;
1009 dma_addr_t hi_priority_dma;
1010 u16 hi_priority_depth;
1011 struct request_tracker *hpr_lookup;
1012 struct list_head hpr_free_list;
1013
1014 /* internal queue */
1015 u16 internal_smid;
1016 u8 *internal;
1017 dma_addr_t internal_dma;
1018 u16 internal_depth;
1019 struct request_tracker *internal_lookup;
1020 struct list_head internal_free_list;
1021
1022 /* sense */
1023 u8 *sense;
1024 dma_addr_t sense_dma;
1025 struct dma_pool *sense_dma_pool;
1026
1027 /* reply */
1028 u16 reply_sz;
1029 u8 *reply;
1030 dma_addr_t reply_dma;
1031 u32 reply_dma_max_address;
1032 u32 reply_dma_min_address;
1033 struct dma_pool *reply_dma_pool;
1034
1035 /* reply free queue */
1036 u16 reply_free_queue_depth;
1037 __le32 *reply_free;
1038 dma_addr_t reply_free_dma;
1039 struct dma_pool *reply_free_dma_pool;
1040 u32 reply_free_host_index;
1041
1042 /* reply post queue */
1043 u16 reply_post_queue_depth;
9b05c91a
SR		 1044 struct reply_post_struct *reply_post;
1045 u8 rdpq_array_capable;
1046 u8 rdpq_array_enable;
1047 u8 rdpq_array_enable_assigned;
f92363d1
SR		 1048 struct dma_pool *reply_post_free_dma_pool;
1049 u8 reply_queue_count;
1050 struct list_head reply_queue_list;
1051
fb77bb53
SR		 1052 u8 msix96_vector;
1053 /* reply post register index */
1054 resource_size_t **replyPostRegisterIndex;
1055
f92363d1
SR		 1056 struct list_head delayed_tr_list;
1057 struct list_head delayed_tr_volume_list;
2d8ce8c9 1058 u8 temp_sensors_count;
f92363d1
SR		 1059
1060 /* diag buffer support */
1061 u8 *diag_buffer[MPI2_DIAG_BUF_TYPE_COUNT];
1062 u32 diag_buffer_sz[MPI2_DIAG_BUF_TYPE_COUNT];
1063 dma_addr_t diag_buffer_dma[MPI2_DIAG_BUF_TYPE_COUNT];
1064 u8 diag_buffer_status[MPI2_DIAG_BUF_TYPE_COUNT];
1065 u32 unique_id[MPI2_DIAG_BUF_TYPE_COUNT];
1066 u32 product_specific[MPI2_DIAG_BUF_TYPE_COUNT][23];
1067 u32 diagnostic_flags[MPI2_DIAG_BUF_TYPE_COUNT];
1068 u32 ring_buffer_offset;
1069 u32 ring_buffer_sz;
7786ab6a
SR		 1070 u8 is_warpdrive;
1071 u8 hide_ir_msg;
1072 u8 mfg_pg10_hide_flag;
1073 u8 hide_drives;
f92363d1
SR		 1074 spinlock_t diag_trigger_lock;
1075 u8 diag_trigger_active;
1076 struct SL_WH_MASTER_TRIGGER_T diag_trigger_master;
1077 struct SL_WH_EVENT_TRIGGERS_T diag_trigger_event;
1078 struct SL_WH_SCSI_TRIGGERS_T diag_trigger_scsi;
1079 struct SL_WH_MPI_TRIGGERS_T diag_trigger_mpi;
1080};
1081
1082typedef u8 (*MPT_CALLBACK)(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
1083 u32 reply);
1084
1085
1086/* base shared API */
1087extern struct list_head mpt3sas_ioc_list;
d357e84d
SR		 1088extern char driver_name[MPT_NAME_LENGTH];
1089
f92363d1
SR		 1090void mpt3sas_base_start_watchdog(struct MPT3SAS_ADAPTER *ioc);
1091void mpt3sas_base_stop_watchdog(struct MPT3SAS_ADAPTER *ioc);
1092
1093int mpt3sas_base_attach(struct MPT3SAS_ADAPTER *ioc);
1094void mpt3sas_base_detach(struct MPT3SAS_ADAPTER *ioc);
1095int mpt3sas_base_map_resources(struct MPT3SAS_ADAPTER *ioc);
1096void mpt3sas_base_free_resources(struct MPT3SAS_ADAPTER *ioc);
1097int mpt3sas_base_hard_reset_handler(struct MPT3SAS_ADAPTER *ioc, int sleep_flag,
1098 enum reset_type type);
1099
1100void *mpt3sas_base_get_msg_frame(struct MPT3SAS_ADAPTER *ioc, u16 smid);
1101void *mpt3sas_base_get_sense_buffer(struct MPT3SAS_ADAPTER *ioc, u16 smid);
1102__le32 mpt3sas_base_get_sense_buffer_dma(struct MPT3SAS_ADAPTER *ioc,
1103 u16 smid);
1104void mpt3sas_base_flush_reply_queues(struct MPT3SAS_ADAPTER *ioc);
1105
1106/* hi-priority queue */
1107u16 mpt3sas_base_get_smid_hpr(struct MPT3SAS_ADAPTER *ioc, u8 cb_idx);
1108u16 mpt3sas_base_get_smid_scsiio(struct MPT3SAS_ADAPTER *ioc, u8 cb_idx,
1109 struct scsi_cmnd *scmd);
1110
1111u16 mpt3sas_base_get_smid(struct MPT3SAS_ADAPTER *ioc, u8 cb_idx);
1112void mpt3sas_base_free_smid(struct MPT3SAS_ADAPTER *ioc, u16 smid);
1113void mpt3sas_base_put_smid_scsi_io(struct MPT3SAS_ADAPTER *ioc, u16 smid,
1114 u16 handle);
1115void mpt3sas_base_put_smid_fast_path(struct MPT3SAS_ADAPTER *ioc, u16 smid,
1116 u16 handle);
1117void mpt3sas_base_put_smid_hi_priority(struct MPT3SAS_ADAPTER *ioc, u16 smid);
1118void mpt3sas_base_put_smid_default(struct MPT3SAS_ADAPTER *ioc, u16 smid);
1119void mpt3sas_base_initialize_callback_handler(void);
1120u8 mpt3sas_base_register_callback_handler(MPT_CALLBACK cb_func);
1121void mpt3sas_base_release_callback_handler(u8 cb_idx);
1122
1123u8 mpt3sas_base_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
1124 u32 reply);
1125u8 mpt3sas_port_enable_done(struct MPT3SAS_ADAPTER *ioc, u16 smid,
1126 u8 msix_index, u32 reply);
1127void *mpt3sas_base_get_reply_virt_addr(struct MPT3SAS_ADAPTER *ioc,
1128 u32 phys_addr);
1129
1130u32 mpt3sas_base_get_iocstate(struct MPT3SAS_ADAPTER *ioc, int cooked);
1131
1132void mpt3sas_base_fault_info(struct MPT3SAS_ADAPTER *ioc , u16 fault_code);
1133int mpt3sas_base_sas_iounit_control(struct MPT3SAS_ADAPTER *ioc,
1134 Mpi2SasIoUnitControlReply_t *mpi_reply,
1135 Mpi2SasIoUnitControlRequest_t *mpi_request);
1136int mpt3sas_base_scsi_enclosure_processor(struct MPT3SAS_ADAPTER *ioc,
1137 Mpi2SepReply_t *mpi_reply, Mpi2SepRequest_t *mpi_request);
1138
1139void mpt3sas_base_validate_event_type(struct MPT3SAS_ADAPTER *ioc,
1140 u32 *event_type);
1141
1142void mpt3sas_halt_firmware(struct MPT3SAS_ADAPTER *ioc);
1143
1144void mpt3sas_base_update_missing_delay(struct MPT3SAS_ADAPTER *ioc,
1145 u16 device_missing_delay, u8 io_missing_delay);
1146
1147int mpt3sas_port_enable(struct MPT3SAS_ADAPTER *ioc);
1148
1149
1150/* scsih shared API */
7497392a 1151extern struct raid_template *mpt3sas_raid_template;
f92363d1
SR		 1152u8 mpt3sas_scsih_event_callback(struct MPT3SAS_ADAPTER *ioc, u8 msix_index,
1153 u32 reply);
1154void mpt3sas_scsih_reset_handler(struct MPT3SAS_ADAPTER *ioc, int reset_phase);
1155
1156int mpt3sas_scsih_issue_tm(struct MPT3SAS_ADAPTER *ioc, u16 handle,
1157 uint channel, uint id, uint lun, u8 type, u16 smid_task,
c62e46de 1158 ulong timeout, enum mutex_type m_type);
f92363d1
SR		 1159void mpt3sas_scsih_set_tm_flag(struct MPT3SAS_ADAPTER *ioc, u16 handle);
1160void mpt3sas_scsih_clear_tm_flag(struct MPT3SAS_ADAPTER *ioc, u16 handle);
1161void mpt3sas_expander_remove(struct MPT3SAS_ADAPTER *ioc, u64 sas_address);
1162void mpt3sas_device_remove_by_sas_address(struct MPT3SAS_ADAPTER *ioc,
1163 u64 sas_address);
1164
1165struct _sas_node *mpt3sas_scsih_expander_find_by_handle(
1166 struct MPT3SAS_ADAPTER *ioc, u16 handle);
1167struct _sas_node *mpt3sas_scsih_expander_find_by_sas_address(
1168 struct MPT3SAS_ADAPTER *ioc, u64 sas_address);
d1cb5e49
SR		 1169struct _sas_device *mpt3sas_get_sdev_by_addr(
1170 struct MPT3SAS_ADAPTER *ioc, u64 sas_address);
1171struct _sas_device *__mpt3sas_get_sdev_by_addr(
1172 struct MPT3SAS_ADAPTER *ioc, u64 sas_address);
f92363d1
SR		 1173
1174void mpt3sas_port_enable_complete(struct MPT3SAS_ADAPTER *ioc);
1175
8a7e4c24
SR		 1176void scsih_exit(void);
1177int scsih_init(void);
7497392a 1178int scsih_probe(struct pci_dev *pdev, struct Scsi_Host *shost);
8a7e4c24
SR		 1179void scsih_remove(struct pci_dev *pdev);
1180void scsih_shutdown(struct pci_dev *pdev);
1181pci_ers_result_t scsih_pci_error_detected(struct pci_dev *pdev,
1182 pci_channel_state_t state);
1183pci_ers_result_t scsih_pci_mmio_enabled(struct pci_dev *pdev);
1184pci_ers_result_t scsih_pci_slot_reset(struct pci_dev *pdev);
1185void scsih_pci_resume(struct pci_dev *pdev);
1186int scsih_suspend(struct pci_dev *pdev, pm_message_t state);
1187int scsih_resume(struct pci_dev *pdev);
1188
1189int scsih_qcmd(struct Scsi_Host *shost, struct scsi_cmnd *scmd);
1190int scsih_target_alloc(struct scsi_target *starget);
1191int scsih_slave_alloc(struct scsi_device *sdev);
1192int scsih_slave_configure(struct scsi_device *sdev);
1193void scsih_target_destroy(struct scsi_target *starget);
1194void scsih_slave_destroy(struct scsi_device *sdev);
1195int scsih_scan_finished(struct Scsi_Host *shost, unsigned long time);
1196void scsih_scan_start(struct Scsi_Host *shost);
1197int scsih_change_queue_depth(struct scsi_device *sdev, int qdepth);
1198int scsih_abort(struct scsi_cmnd *scmd);
1199int scsih_dev_reset(struct scsi_cmnd *scmd);
1200int scsih_target_reset(struct scsi_cmnd *scmd);
1201int scsih_host_reset(struct scsi_cmnd *scmd);
1202int scsih_bios_param(struct scsi_device *sdev, struct block_device *bdev,
1203 sector_t capacity, int params[]);
1204
1205int scsih_is_raid(struct device *dev);
1206void scsih_get_resync(struct device *dev);
1207void scsih_get_state(struct device *dev);
1208
f92363d1
SR		 1209/* config shared API */
1210u8 mpt3sas_config_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
1211 u32 reply);
1212int mpt3sas_config_get_number_hba_phys(struct MPT3SAS_ADAPTER *ioc,
1213 u8 *num_phys);
1214int mpt3sas_config_get_manufacturing_pg0(struct MPT3SAS_ADAPTER *ioc,
1215 Mpi2ConfigReply_t *mpi_reply, Mpi2ManufacturingPage0_t *config_page);
1216int mpt3sas_config_get_manufacturing_pg7(struct MPT3SAS_ADAPTER *ioc,
1217 Mpi2ConfigReply_t *mpi_reply, Mpi2ManufacturingPage7_t *config_page,
1218 u16 sz);
1219int mpt3sas_config_get_manufacturing_pg10(struct MPT3SAS_ADAPTER *ioc,
1220 Mpi2ConfigReply_t *mpi_reply,
1221 struct Mpi2ManufacturingPage10_t *config_page);
1222
1223int mpt3sas_config_get_manufacturing_pg11(struct MPT3SAS_ADAPTER *ioc,
1224 Mpi2ConfigReply_t *mpi_reply,
1225 struct Mpi2ManufacturingPage11_t *config_page);
1226int mpt3sas_config_set_manufacturing_pg11(struct MPT3SAS_ADAPTER *ioc,
1227 Mpi2ConfigReply_t *mpi_reply,
1228 struct Mpi2ManufacturingPage11_t *config_page);
1229
1230int mpt3sas_config_get_bios_pg2(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1231 *mpi_reply, Mpi2BiosPage2_t *config_page);
1232int mpt3sas_config_get_bios_pg3(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1233 *mpi_reply, Mpi2BiosPage3_t *config_page);
1234int mpt3sas_config_get_iounit_pg0(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1235 *mpi_reply, Mpi2IOUnitPage0_t *config_page);
1236int mpt3sas_config_get_sas_device_pg0(struct MPT3SAS_ADAPTER *ioc,
1237 Mpi2ConfigReply_t *mpi_reply, Mpi2SasDevicePage0_t *config_page,
1238 u32 form, u32 handle);
1239int mpt3sas_config_get_sas_device_pg1(struct MPT3SAS_ADAPTER *ioc,
1240 Mpi2ConfigReply_t *mpi_reply, Mpi2SasDevicePage1_t *config_page,
1241 u32 form, u32 handle);
1242int mpt3sas_config_get_sas_iounit_pg0(struct MPT3SAS_ADAPTER *ioc,
1243 Mpi2ConfigReply_t *mpi_reply, Mpi2SasIOUnitPage0_t *config_page,
1244 u16 sz);
1245int mpt3sas_config_get_iounit_pg1(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1246 *mpi_reply, Mpi2IOUnitPage1_t *config_page);
42263095
SR		 1247#ifdef SCSI_MPT2SAS
1248int mpt3sas_config_get_iounit_pg3(struct MPT3SAS_ADAPTER *ioc,
1249 Mpi2ConfigReply_t *mpi_reply, Mpi2IOUnitPage3_t *config_page, u16 sz);
1250#endif
f92363d1
SR		 1251int mpt3sas_config_set_iounit_pg1(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1252 *mpi_reply, Mpi2IOUnitPage1_t *config_page);
2d8ce8c9
SR		 1253int mpt3sas_config_get_iounit_pg8(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1254 *mpi_reply, Mpi2IOUnitPage8_t *config_page);
f92363d1
SR		 1255int mpt3sas_config_get_sas_iounit_pg1(struct MPT3SAS_ADAPTER *ioc,
1256 Mpi2ConfigReply_t *mpi_reply, Mpi2SasIOUnitPage1_t *config_page,
1257 u16 sz);
1258int mpt3sas_config_set_sas_iounit_pg1(struct MPT3SAS_ADAPTER *ioc,
1259 Mpi2ConfigReply_t *mpi_reply, Mpi2SasIOUnitPage1_t *config_page,
1260 u16 sz);
1261int mpt3sas_config_get_ioc_pg8(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1262 *mpi_reply, Mpi2IOCPage8_t *config_page);
1263int mpt3sas_config_get_expander_pg0(struct MPT3SAS_ADAPTER *ioc,
1264 Mpi2ConfigReply_t *mpi_reply, Mpi2ExpanderPage0_t *config_page,
1265 u32 form, u32 handle);
1266int mpt3sas_config_get_expander_pg1(struct MPT3SAS_ADAPTER *ioc,
1267 Mpi2ConfigReply_t *mpi_reply, Mpi2ExpanderPage1_t *config_page,
1268 u32 phy_number, u16 handle);
1269int mpt3sas_config_get_enclosure_pg0(struct MPT3SAS_ADAPTER *ioc,
1270 Mpi2ConfigReply_t *mpi_reply, Mpi2SasEnclosurePage0_t *config_page,
1271 u32 form, u32 handle);
1272int mpt3sas_config_get_phy_pg0(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1273 *mpi_reply, Mpi2SasPhyPage0_t *config_page, u32 phy_number);
1274int mpt3sas_config_get_phy_pg1(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1275 *mpi_reply, Mpi2SasPhyPage1_t *config_page, u32 phy_number);
1276int mpt3sas_config_get_raid_volume_pg1(struct MPT3SAS_ADAPTER *ioc,
1277 Mpi2ConfigReply_t *mpi_reply, Mpi2RaidVolPage1_t *config_page, u32 form,
1278 u32 handle);
1279int mpt3sas_config_get_number_pds(struct MPT3SAS_ADAPTER *ioc, u16 handle,
1280 u8 *num_pds);
1281int mpt3sas_config_get_raid_volume_pg0(struct MPT3SAS_ADAPTER *ioc,
1282 Mpi2ConfigReply_t *mpi_reply, Mpi2RaidVolPage0_t *config_page, u32 form,
1283 u32 handle, u16 sz);
1284int mpt3sas_config_get_phys_disk_pg0(struct MPT3SAS_ADAPTER *ioc,
1285 Mpi2ConfigReply_t *mpi_reply, Mpi2RaidPhysDiskPage0_t *config_page,
1286 u32 form, u32 form_specific);
1287int mpt3sas_config_get_volume_handle(struct MPT3SAS_ADAPTER *ioc, u16 pd_handle,
1288 u16 *volume_handle);
1289int mpt3sas_config_get_volume_wwid(struct MPT3SAS_ADAPTER *ioc,
1290 u16 volume_handle, u64 *wwid);
1291
1292/* ctl shared API */
1293extern struct device_attribute *mpt3sas_host_attrs[];
1294extern struct device_attribute *mpt3sas_dev_attrs[];
8a7e4c24
SR		 1295long ctl_ioctl(struct file *file, unsigned int cmd, unsigned long arg);
1296unsigned int ctl_poll(struct file *filep, poll_table *wait);
1297int ctl_fasync(int fd, struct file *filep, int mode);
1298long ctl_ioctl_compat(struct file *file, unsigned cmd, unsigned long arg);
1299void ctl_init(void);
1300void ctl_exit(void);
f92363d1
SR		 1301u8 mpt3sas_ctl_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
1302 u32 reply);
1303void mpt3sas_ctl_reset_handler(struct MPT3SAS_ADAPTER *ioc, int reset_phase);
1304u8 mpt3sas_ctl_event_callback(struct MPT3SAS_ADAPTER *ioc,
1305 u8 msix_index, u32 reply);
1306void mpt3sas_ctl_add_to_event_log(struct MPT3SAS_ADAPTER *ioc,
1307 Mpi2EventNotificationReply_t *mpi_reply);
1308
1309void mpt3sas_enable_diag_buffer(struct MPT3SAS_ADAPTER *ioc,
1310 u8 bits_to_regsiter);
1311int mpt3sas_send_diag_release(struct MPT3SAS_ADAPTER *ioc, u8 buffer_type,
1312 u8 *issue_reset);
1313
1314/* transport shared API */
7497392a 1315extern struct scsi_transport_template *mpt3sas_transport_template;
f92363d1
SR		 1316u8 mpt3sas_transport_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
1317 u32 reply);
1318struct _sas_port *mpt3sas_transport_port_add(struct MPT3SAS_ADAPTER *ioc,
1319 u16 handle, u64 sas_address);
1320void mpt3sas_transport_port_remove(struct MPT3SAS_ADAPTER *ioc, u64 sas_address,
1321 u64 sas_address_parent);
1322int mpt3sas_transport_add_host_phy(struct MPT3SAS_ADAPTER *ioc, struct _sas_phy
1323 *mpt3sas_phy, Mpi2SasPhyPage0_t phy_pg0, struct device *parent_dev);
1324int mpt3sas_transport_add_expander_phy(struct MPT3SAS_ADAPTER *ioc,
1325 struct _sas_phy *mpt3sas_phy, Mpi2ExpanderPage1_t expander_pg1,
1326 struct device *parent_dev);
1327void mpt3sas_transport_update_links(struct MPT3SAS_ADAPTER *ioc,
1328 u64 sas_address, u16 handle, u8 phy_number, u8 link_rate);
1329extern struct sas_function_template mpt3sas_transport_functions;
1330extern struct scsi_transport_template *mpt3sas_transport_template;
1331extern int scsi_internal_device_block(struct scsi_device *sdev);
1332extern int scsi_internal_device_unblock(struct scsi_device *sdev,
1333 enum scsi_device_state new_state);
1334/* trigger data externs */
1335void mpt3sas_send_trigger_data_event(struct MPT3SAS_ADAPTER *ioc,
1336 struct SL_WH_TRIGGERS_EVENT_DATA_T *event_data);
1337void mpt3sas_process_trigger_data(struct MPT3SAS_ADAPTER *ioc,
1338 struct SL_WH_TRIGGERS_EVENT_DATA_T *event_data);
1339void mpt3sas_trigger_master(struct MPT3SAS_ADAPTER *ioc,
1340 u32 tigger_bitmask);
1341void mpt3sas_trigger_event(struct MPT3SAS_ADAPTER *ioc, u16 event,
1342 u16 log_entry_qualifier);
1343void mpt3sas_trigger_scsi(struct MPT3SAS_ADAPTER *ioc, u8 sense_key,
1344 u8 asc, u8 ascq);
1345void mpt3sas_trigger_mpi(struct MPT3SAS_ADAPTER *ioc, u16 ioc_status,
1346 u32 loginfo);
1347#endif /* MPT3SAS_BASE_H_INCLUDED */
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