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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/mpt2sas/mpt2_base.h
6 * Copyright (C) 2007-2010 LSI Corporation
7 * (mailto:DL-MPTFusionLinux@lsi.com)
8 *
9 * This program is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License
11 * as published by the Free Software Foundation; either version 2
12 * of the License, or (at your option) any later version.
13 *
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
18 *
19 * NO WARRANTY
20 * THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR
21 * CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT
22 * LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT,
23 * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is
24 * solely responsible for determining the appropriateness of using and
25 * distributing the Program and assumes all risks associated with its
26 * exercise of rights under this Agreement, including but not limited to
27 * the risks and costs of program errors, damage to or loss of data,
28 * programs or equipment, and unavailability or interruption of operations.
29
30 * DISCLAIMER OF LIABILITY
31 * NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY
32 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
33 * DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND
34 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
35 * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
36 * USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED
37 * HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES
38
39 * You should have received a copy of the GNU General Public License
40 * along with this program; if not, write to the Free Software
41 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
42 * USA.
43 */
44
45#ifndef MPT2SAS_BASE_H_INCLUDED
46#define MPT2SAS_BASE_H_INCLUDED
47
48#include "mpi/mpi2_type.h"
49#include "mpi/mpi2.h"
50#include "mpi/mpi2_ioc.h"
51#include "mpi/mpi2_cnfg.h"
52#include "mpi/mpi2_init.h"
53#include "mpi/mpi2_raid.h"
54#include "mpi/mpi2_tool.h"
55#include "mpi/mpi2_sas.h"
56
57#include <scsi/scsi.h>
58#include <scsi/scsi_cmnd.h>
59#include <scsi/scsi_device.h>
60#include <scsi/scsi_host.h>
61#include <scsi/scsi_tcq.h>
62#include <scsi/scsi_transport_sas.h>
63#include <scsi/scsi_dbg.h>
64#include <scsi/scsi_eh.h>
65
66#include "mpt2sas_debug.h"
67
68/* driver versioning info */
69#define MPT2SAS_DRIVER_NAME "mpt2sas"
70#define MPT2SAS_AUTHOR "LSI Corporation <DL-MPTFusionLinux@lsi.com>"
71#define MPT2SAS_DESCRIPTION "LSI MPT Fusion SAS 2.0 Device Driver"
72#define MPT2SAS_DRIVER_VERSION "09.100.00.00"
73#define MPT2SAS_MAJOR_VERSION 09
74#define MPT2SAS_MINOR_VERSION 100
75#define MPT2SAS_BUILD_VERSION 00
76#define MPT2SAS_RELEASE_VERSION 00
77
78/*
79 * Set MPT2SAS_SG_DEPTH value based on user input.
80 */
81#ifdef CONFIG_SCSI_MPT2SAS_MAX_SGE
82#if CONFIG_SCSI_MPT2SAS_MAX_SGE < 16
83#define MPT2SAS_SG_DEPTH 16
84#elif CONFIG_SCSI_MPT2SAS_MAX_SGE > 128
85#define MPT2SAS_SG_DEPTH 128
86#else
87#define MPT2SAS_SG_DEPTH CONFIG_SCSI_MPT2SAS_MAX_SGE
88#endif
89#else
90#define MPT2SAS_SG_DEPTH 128 /* MAX_HW_SEGMENTS */
91#endif
92
93
94/*
95 * Generic Defines
96 */
97#define MPT2SAS_SATA_QUEUE_DEPTH 32
98#define MPT2SAS_SAS_QUEUE_DEPTH 254
99#define MPT2SAS_RAID_QUEUE_DEPTH 128
100
101#define MPT_NAME_LENGTH 32 /* generic length of strings */
102#define MPT_STRING_LENGTH 64
103
104#define MPT_MAX_CALLBACKS 16
105
106
107#define CAN_SLEEP 1
108#define NO_SLEEP 0
109
110#define INTERNAL_CMDS_COUNT 10 /* reserved cmds */
111
112#define MPI2_HIM_MASK 0xFFFFFFFF /* mask every bit*/
113
114#define MPT2SAS_INVALID_DEVICE_HANDLE 0xFFFF
115
116
117/*
118 * reset phases
119 */
120#define MPT2_IOC_PRE_RESET 1 /* prior to host reset */
121#define MPT2_IOC_AFTER_RESET 2 /* just after host reset */
122#define MPT2_IOC_DONE_RESET 3 /* links re-initialized */
123
124/*
125 * logging format
126 */
127#define MPT2SAS_FMT "%s: "
128#define MPT2SAS_INFO_FMT KERN_INFO MPT2SAS_FMT
129#define MPT2SAS_NOTE_FMT KERN_NOTICE MPT2SAS_FMT
130#define MPT2SAS_WARN_FMT KERN_WARNING MPT2SAS_FMT
131#define MPT2SAS_ERR_FMT KERN_ERR MPT2SAS_FMT
132
133/*
134 * Dell HBA branding
135 */
136#define MPT2SAS_DELL_BRANDING_SIZE 32
137
138#define MPT2SAS_DELL_6GBPS_SAS_HBA_BRANDING "Dell 6Gbps SAS HBA"
139#define MPT2SAS_DELL_PERC_H200_ADAPTER_BRANDING "Dell PERC H200 Adapter"
140#define MPT2SAS_DELL_PERC_H200_INTEGRATED_BRANDING "Dell PERC H200 Integrated"
141#define MPT2SAS_DELL_PERC_H200_MODULAR_BRANDING "Dell PERC H200 Modular"
142#define MPT2SAS_DELL_PERC_H200_EMBEDDED_BRANDING "Dell PERC H200 Embedded"
143#define MPT2SAS_DELL_PERC_H200_BRANDING "Dell PERC H200"
144#define MPT2SAS_DELL_6GBPS_SAS_BRANDING "Dell 6Gbps SAS"
145
146/*
147 * Dell HBA SSDIDs
148 */
149#define MPT2SAS_DELL_6GBPS_SAS_HBA_SSDID 0x1F1C
150#define MPT2SAS_DELL_PERC_H200_ADAPTER_SSDID 0x1F1D
151#define MPT2SAS_DELL_PERC_H200_INTEGRATED_SSDID 0x1F1E
152#define MPT2SAS_DELL_PERC_H200_MODULAR_SSDID 0x1F1F
153#define MPT2SAS_DELL_PERC_H200_EMBEDDED_SSDID 0x1F20
154#define MPT2SAS_DELL_PERC_H200_SSDID 0x1F21
155#define MPT2SAS_DELL_6GBPS_SAS_SSDID 0x1F22
156
157/*
158 * Intel HBA branding
159 */
160#define MPT2SAS_INTEL_RMS2LL080_BRANDING \
161 "Intel Integrated RAID Module RMS2LL080"
162#define MPT2SAS_INTEL_RMS2LL040_BRANDING \
163 "Intel Integrated RAID Module RMS2LL040"
164#define MPT2SAS_INTEL_RS25GB008_BRANDING \
165 "Intel(R) RAID Controller RS25GB008"
166
167/*
168 * Intel HBA SSDIDs
169 */
170#define MPT2SAS_INTEL_RMS2LL080_SSDID 0x350E
171#define MPT2SAS_INTEL_RMS2LL040_SSDID 0x350F
172#define MPT2SAS_INTEL_RS25GB008_SSDID 0x3000
173
174
175/*
176 * HP HBA branding
177 */
178#define MPT2SAS_HP_3PAR_SSVID 0x1590
179#define MPT2SAS_HP_2_4_INTERNAL_BRANDING "HP H220 Host Bus Adapter"
180#define MPT2SAS_HP_2_4_EXTERNAL_BRANDING "HP H221 Host Bus Adapter"
181#define MPT2SAS_HP_1_4_INTERNAL_1_4_EXTERNAL_BRANDING "HP H222 Host Bus Adapter"
182#define MPT2SAS_HP_EMBEDDED_2_4_INTERNAL_BRANDING "HP H220i Host Bus Adapter"
183#define MPT2SAS_HP_DAUGHTER_2_4_INTERNAL_BRANDING "HP H210i Host Bus Adapter"
184
185/*
186 * HO HBA SSDIDs
187 */
188#define MPT2SAS_HP_2_4_INTERNAL_SSDID 0x0041
189#define MPT2SAS_HP_2_4_EXTERNAL_SSDID 0x0042
190#define MPT2SAS_HP_1_4_INTERNAL_1_4_EXTERNAL_SSDID 0x0043
191#define MPT2SAS_HP_EMBEDDED_2_4_INTERNAL_SSDID 0x0044
192#define MPT2SAS_HP_DAUGHTER_2_4_INTERNAL_SSDID 0x0046
193
194/*
195 * WarpDrive Specific Log codes
196 */
197
198#define MPT2_WARPDRIVE_LOGENTRY (0x8002)
199#define MPT2_WARPDRIVE_LC_SSDT (0x41)
200#define MPT2_WARPDRIVE_LC_SSDLW (0x43)
201#define MPT2_WARPDRIVE_LC_SSDLF (0x44)
202#define MPT2_WARPDRIVE_LC_BRMF (0x4D)
203
204/*
205 * per target private data
206 */
207#define MPT_TARGET_FLAGS_RAID_COMPONENT 0x01
208#define MPT_TARGET_FLAGS_VOLUME 0x02
209#define MPT_TARGET_FLAGS_DELETED 0x04
210
211/**
212 * struct MPT2SAS_TARGET - starget private hostdata
213 * @starget: starget object
214 * @sas_address: target sas address
215 * @raid_device: raid_device pointer to access volume data
216 * @handle: device handle
217 * @num_luns: number luns
218 * @flags: MPT_TARGET_FLAGS_XXX flags
219 * @deleted: target flaged for deletion
220 * @tm_busy: target is busy with TM request.
221 */
222struct MPT2SAS_TARGET {
223 struct scsi_target *starget;
224 u64 sas_address;
225 struct _raid_device *raid_device;
226 u16 handle;
227 int num_luns;
228 u32 flags;
229 u8 deleted;
230 u8 tm_busy;
231};
232
233
234/*
235 * per device private data
236 */
237#define MPT_DEVICE_FLAGS_INIT 0x01
238#define MPT_DEVICE_TLR_ON 0x02
239
240/**
241 * struct MPT2SAS_DEVICE - sdev private hostdata
242 * @sas_target: starget private hostdata
243 * @lun: lun number
244 * @flags: MPT_DEVICE_XXX flags
245 * @configured_lun: lun is configured
246 * @block: device is in SDEV_BLOCK state
247 * @tlr_snoop_check: flag used in determining whether to disable TLR
248 */
249
250/* OEM Identifiers */
251#define MFG10_OEM_ID_INVALID (0x00000000)
252#define MFG10_OEM_ID_DELL (0x00000001)
253#define MFG10_OEM_ID_FSC (0x00000002)
254#define MFG10_OEM_ID_SUN (0x00000003)
255#define MFG10_OEM_ID_IBM (0x00000004)
256
257/* GENERIC Flags 0*/
258#define MFG10_GF0_OCE_DISABLED (0x00000001)
259#define MFG10_GF0_R1E_DRIVE_COUNT (0x00000002)
260#define MFG10_GF0_R10_DISPLAY (0x00000004)
261#define MFG10_GF0_SSD_DATA_SCRUB_DISABLE (0x00000008)
262#define MFG10_GF0_SINGLE_DRIVE_R0 (0x00000010)
263
264/* OEM Specific Flags will come from OEM specific header files */
265typedef struct _MPI2_CONFIG_PAGE_MAN_10 {
266 MPI2_CONFIG_PAGE_HEADER Header; /* 00h */
267 U8 OEMIdentifier; /* 04h */
268 U8 Reserved1; /* 05h */
269 U16 Reserved2; /* 08h */
270 U32 Reserved3; /* 0Ch */
271 U32 GenericFlags0; /* 10h */
272 U32 GenericFlags1; /* 14h */
273 U32 Reserved4; /* 18h */
274 U32 OEMSpecificFlags0; /* 1Ch */
275 U32 OEMSpecificFlags1; /* 20h */
276 U32 Reserved5[18]; /* 24h-60h*/
277} MPI2_CONFIG_PAGE_MAN_10,
278 MPI2_POINTER PTR_MPI2_CONFIG_PAGE_MAN_10,
279 Mpi2ManufacturingPage10_t, MPI2_POINTER pMpi2ManufacturingPage10_t;
280
281#define MFG_PAGE10_HIDE_SSDS_MASK (0x00000003)
282#define MFG_PAGE10_HIDE_ALL_DISKS (0x00)
283#define MFG_PAGE10_EXPOSE_ALL_DISKS (0x01)
284#define MFG_PAGE10_HIDE_IF_VOL_PRESENT (0x02)
285
286
287struct MPT2SAS_DEVICE {
288 struct MPT2SAS_TARGET *sas_target;
289 unsigned int lun;
290 u32 flags;
291 u8 configured_lun;
292 u8 block;
293 u8 tlr_snoop_check;
294};
295
296#define MPT2_CMD_NOT_USED 0x8000 /* free */
297#define MPT2_CMD_COMPLETE 0x0001 /* completed */
298#define MPT2_CMD_PENDING 0x0002 /* pending */
299#define MPT2_CMD_REPLY_VALID 0x0004 /* reply is valid */
300#define MPT2_CMD_RESET 0x0008 /* host reset dropped the command */
301
302/**
303 * struct _internal_cmd - internal commands struct
304 * @mutex: mutex
305 * @done: completion
306 * @reply: reply message pointer
307 * @sense: sense data
308 * @status: MPT2_CMD_XXX status
309 * @smid: system message id
310 */
311struct _internal_cmd {
312 struct mutex mutex;
313 struct completion done;
314 void *reply;
315 void *sense;
316 u16 status;
317 u16 smid;
318};
319
320
321/**
322 * struct _sas_device - attached device information
323 * @list: sas device list
324 * @starget: starget object
325 * @sas_address: device sas address
326 * @device_name: retrieved from the SAS IDENTIFY frame.
327 * @handle: device handle
328 * @sas_address_parent: sas address of parent expander or sas host
329 * @enclosure_handle: enclosure handle
330 * @enclosure_logical_id: enclosure logical identifier
331 * @volume_handle: volume handle (valid when hidden raid member)
332 * @volume_wwid: volume unique identifier
333 * @device_info: bitfield provides detailed info about the device
334 * @id: target id
335 * @channel: target channel
336 * @slot: number number
337 * @phy: phy identifier provided in sas device page 0
338 * @responding: used in _scsih_sas_device_mark_responding
339 */
340struct _sas_device {
341 struct list_head list;
342 struct scsi_target *starget;
343 u64 sas_address;
344 u64 device_name;
345 u16 handle;
346 u64 sas_address_parent;
347 u16 enclosure_handle;
348 u64 enclosure_logical_id;
349 u16 volume_handle;
350 u64 volume_wwid;
351 u32 device_info;
352 int id;
353 int channel;
354 u16 slot;
355 u8 phy;
356 u8 responding;
357};
358
359/**
360 * struct _raid_device - raid volume link list
361 * @list: sas device list
362 * @starget: starget object
363 * @sdev: scsi device struct (volumes are single lun)
364 * @wwid: unique identifier for the volume
365 * @handle: device handle
366 * @block_size: Block size of the volume
367 * @id: target id
368 * @channel: target channel
369 * @volume_type: the raid level
370 * @device_info: bitfield provides detailed info about the hidden components
371 * @num_pds: number of hidden raid components
372 * @responding: used in _scsih_raid_device_mark_responding
373 * @percent_complete: resync percent complete
374 * @direct_io_enabled: Whether direct io to PDs are allowed or not
375 * @stripe_exponent: X where 2powX is the stripe sz in blocks
376 * @max_lba: Maximum number of LBA in the volume
377 * @stripe_sz: Stripe Size of the volume
378 * @device_info: Device info of the volume member disk
379 * @pd_handle: Array of handles of the physical drives for direct I/O in le16
380 */
381#define MPT_MAX_WARPDRIVE_PDS 8
382struct _raid_device {
383 struct list_head list;
384 struct scsi_target *starget;
385 struct scsi_device *sdev;
386 u64 wwid;
387 u16 handle;
388 u16 block_sz;
389 int id;
390 int channel;
391 u8 volume_type;
392 u8 num_pds;
393 u8 responding;
394 u8 percent_complete;
395 u8 direct_io_enabled;
396 u8 stripe_exponent;
397 u64 max_lba;
398 u32 stripe_sz;
399 u32 device_info;
400 u16 pd_handle[MPT_MAX_WARPDRIVE_PDS];
401};
402
403/**
404 * struct _boot_device - boot device info
405 * @is_raid: flag to indicate whether this is volume
406 * @device: holds pointer for either struct _sas_device or
407 * struct _raid_device
408 */
409struct _boot_device {
410 u8 is_raid;
411 void *device;
412};
413
414/**
415 * struct _sas_port - wide/narrow sas port information
416 * @port_list: list of ports belonging to expander
417 * @num_phys: number of phys belonging to this port
418 * @remote_identify: attached device identification
419 * @rphy: sas transport rphy object
420 * @port: sas transport wide/narrow port object
421 * @phy_list: _sas_phy list objects belonging to this port
422 */
423struct _sas_port {
424 struct list_head port_list;
425 u8 num_phys;
426 struct sas_identify remote_identify;
427 struct sas_rphy *rphy;
428 struct sas_port *port;
429 struct list_head phy_list;
430};
431
432/**
433 * struct _sas_phy - phy information
434 * @port_siblings: list of phys belonging to a port
435 * @identify: phy identification
436 * @remote_identify: attached device identification
437 * @phy: sas transport phy object
438 * @phy_id: unique phy id
439 * @handle: device handle for this phy
440 * @attached_handle: device handle for attached device
441 * @phy_belongs_to_port: port has been created for this phy
442 */
443struct _sas_phy {
444 struct list_head port_siblings;
445 struct sas_identify identify;
446 struct sas_identify remote_identify;
447 struct sas_phy *phy;
448 u8 phy_id;
449 u16 handle;
450 u16 attached_handle;
451 u8 phy_belongs_to_port;
452};
453
454/**
455 * struct _sas_node - sas_host/expander information
456 * @list: list of expanders
457 * @parent_dev: parent device class
458 * @num_phys: number phys belonging to this sas_host/expander
459 * @sas_address: sas address of this sas_host/expander
460 * @handle: handle for this sas_host/expander
461 * @sas_address_parent: sas address of parent expander or sas host
462 * @enclosure_handle: handle for this a member of an enclosure
463 * @device_info: bitwise defining capabilities of this sas_host/expander
464 * @responding: used in _scsih_expander_device_mark_responding
465 * @phy: a list of phys that make up this sas_host/expander
466 * @sas_port_list: list of ports attached to this sas_host/expander
467 */
468struct _sas_node {
469 struct list_head list;
470 struct device *parent_dev;
471 u8 num_phys;
472 u64 sas_address;
473 u16 handle;
474 u64 sas_address_parent;
475 u16 enclosure_handle;
476 u64 enclosure_logical_id;
477 u8 responding;
478 struct _sas_phy *phy;
479 struct list_head sas_port_list;
480};
481
482/**
483 * enum reset_type - reset state
484 * @FORCE_BIG_HAMMER: issue diagnostic reset
485 * @SOFT_RESET: issue message_unit_reset, if fails to to big hammer
486 */
487enum reset_type {
488 FORCE_BIG_HAMMER,
489 SOFT_RESET,
490};
491
492/**
493 * struct chain_tracker - firmware chain tracker
494 * @chain_buffer: chain buffer
495 * @chain_buffer_dma: physical address
496 * @tracker_list: list of free request (ioc->free_chain_list)
497 */
498struct chain_tracker {
499 void *chain_buffer;
500 dma_addr_t chain_buffer_dma;
501 struct list_head tracker_list;
502};
503
504/**
505 * struct scsiio_tracker - scsi mf request tracker
506 * @smid: system message id
507 * @scmd: scsi request pointer
508 * @cb_idx: callback index
509 * @direct_io: To indicate whether I/O is direct (WARPDRIVE)
510 * @chain_list: list of chains associated to this IO
511 * @tracker_list: list of free request (ioc->free_list)
512 */
513struct scsiio_tracker {
514 u16 smid;
515 struct scsi_cmnd *scmd;
516 u8 cb_idx;
517 u8 direct_io;
518 struct list_head chain_list;
519 struct list_head tracker_list;
520};
521
522/**
523 * struct request_tracker - firmware request tracker
524 * @smid: system message id
525 * @cb_idx: callback index
526 * @tracker_list: list of free request (ioc->free_list)
527 */
528struct request_tracker {
529 u16 smid;
530 u8 cb_idx;
531 struct list_head tracker_list;
532};
533
534/**
535 * struct _tr_list - target reset list
536 * @handle: device handle
537 * @state: state machine
538 */
539struct _tr_list {
540 struct list_head list;
541 u16 handle;
542 u16 state;
543};
544
545typedef void (*MPT_ADD_SGE)(void *paddr, u32 flags_length, dma_addr_t dma_addr);
546
547/* IOC Facts and Port Facts converted from little endian to cpu */
548union mpi2_version_union {
549 MPI2_VERSION_STRUCT Struct;
550 u32 Word;
551};
552
553struct mpt2sas_facts {
554 u16 MsgVersion;
555 u16 HeaderVersion;
556 u8 IOCNumber;
557 u8 VP_ID;
558 u8 VF_ID;
559 u16 IOCExceptions;
560 u16 IOCStatus;
561 u32 IOCLogInfo;
562 u8 MaxChainDepth;
563 u8 WhoInit;
564 u8 NumberOfPorts;
565 u8 MaxMSIxVectors;
566 u16 RequestCredit;
567 u16 ProductID;
568 u32 IOCCapabilities;
569 union mpi2_version_union FWVersion;
570 u16 IOCRequestFrameSize;
571 u16 Reserved3;
572 u16 MaxInitiators;
573 u16 MaxTargets;
574 u16 MaxSasExpanders;
575 u16 MaxEnclosures;
576 u16 ProtocolFlags;
577 u16 HighPriorityCredit;
578 u16 MaxReplyDescriptorPostQueueDepth;
579 u8 ReplyFrameSize;
580 u8 MaxVolumes;
581 u16 MaxDevHandle;
582 u16 MaxPersistentEntries;
583 u16 MinDevHandle;
584};
585
586struct mpt2sas_port_facts {
587 u8 PortNumber;
588 u8 VP_ID;
589 u8 VF_ID;
590 u8 PortType;
591 u16 MaxPostedCmdBuffers;
592};
593
594/**
595 * enum mutex_type - task management mutex type
596 * @TM_MUTEX_OFF: mutex is not required becuase calling function is acquiring it
597 * @TM_MUTEX_ON: mutex is required
598 */
599enum mutex_type {
600 TM_MUTEX_OFF = 0,
601 TM_MUTEX_ON = 1,
602};
603
604/**
605 * struct MPT2SAS_ADAPTER - per adapter struct
606 * @list: ioc_list
607 * @shost: shost object
608 * @id: unique adapter id
609 * @pci_irq: irq number
610 * @name: generic ioc string
611 * @tmp_string: tmp string used for logging
612 * @pdev: pci pdev object
613 * @chip: memory mapped register space
614 * @chip_phys: physical addrss prior to mapping
615 * @logging_level: see mpt2sas_debug.h
616 * @fwfault_debug: debuging FW timeouts
617 * @ir_firmware: IR firmware present
618 * @bars: bitmask of BAR's that must be configured
619 * @mask_interrupts: ignore interrupt
620 * @fault_reset_work_q_name: fw fault work queue
621 * @fault_reset_work_q: ""
622 * @fault_reset_work: ""
623 * @firmware_event_name: fw event work queue
624 * @firmware_event_thread: ""
625 * @fw_events_off: flag to turn off fw event handling
626 * @fw_event_lock:
627 * @fw_event_list: list of fw events
628 * @aen_event_read_flag: event log was read
629 * @broadcast_aen_busy: broadcast aen waiting to be serviced
630 * @shost_recovery: host reset in progress
631 * @ioc_reset_in_progress_lock:
632 * @ioc_link_reset_in_progress: phy/hard reset in progress
633 * @ignore_loginfos: ignore loginfos during task management
634 * @remove_host: flag for when driver unloads, to avoid sending dev resets
635 * @pci_error_recovery: flag to prevent ioc access until slot reset completes
636 * @wait_for_port_enable_to_complete:
637 * @msix_enable: flag indicating msix is enabled
638 * @msix_vector_count: number msix vectors
639 * @msix_table: virt address to the msix table
640 * @msix_table_backup: backup msix table
641 * @scsi_io_cb_idx: shost generated commands
642 * @tm_cb_idx: task management commands
643 * @scsih_cb_idx: scsih internal commands
644 * @transport_cb_idx: transport internal commands
645 * @ctl_cb_idx: clt internal commands
646 * @base_cb_idx: base internal commands
647 * @config_cb_idx: base internal commands
648 * @tm_tr_cb_idx : device removal target reset handshake
649 * @tm_tr_volume_cb_idx : volume removal target reset
650 * @base_cmds:
651 * @transport_cmds:
652 * @scsih_cmds:
653 * @tm_cmds:
654 * @ctl_cmds:
655 * @config_cmds:
656 * @base_add_sg_single: handler for either 32/64 bit sgl's
657 * @event_type: bits indicating which events to log
658 * @event_context: unique id for each logged event
659 * @event_log: event log pointer
660 * @event_masks: events that are masked
661 * @facts: static facts data
662 * @pfacts: static port facts data
663 * @manu_pg0: static manufacturing page 0
664 * @manu_pg10: static manufacturing page 10
665 * @bios_pg2: static bios page 2
666 * @bios_pg3: static bios page 3
667 * @ioc_pg8: static ioc page 8
668 * @iounit_pg0: static iounit page 0
669 * @iounit_pg1: static iounit page 1
670 * @sas_hba: sas host object
671 * @sas_expander_list: expander object list
672 * @sas_node_lock:
673 * @sas_device_list: sas device object list
674 * @sas_device_init_list: sas device object list (used only at init time)
675 * @sas_device_lock:
676 * @io_missing_delay: time for IO completed by fw when PDR enabled
677 * @device_missing_delay: time for device missing by fw when PDR enabled
678 * @sas_id : used for setting volume target IDs
679 * @pd_handles : bitmask for PD handles
680 * @pd_handles_sz : size of pd_handle bitmask
681 * @config_page_sz: config page size
682 * @config_page: reserve memory for config page payload
683 * @config_page_dma:
684 * @hba_queue_depth: hba request queue depth
685 * @sge_size: sg element size for either 32/64 bit
686 * @scsiio_depth: SCSI_IO queue depth
687 * @request_sz: per request frame size
688 * @request: pool of request frames
689 * @request_dma:
690 * @request_dma_sz:
691 * @scsi_lookup: firmware request tracker list
692 * @scsi_lookup_lock:
693 * @free_list: free list of request
694 * @chain: pool of chains
695 * @pending_io_count:
696 * @reset_wq:
697 * @chain_dma:
698 * @max_sges_in_main_message: number sg elements in main message
699 * @max_sges_in_chain_message: number sg elements per chain
700 * @chains_needed_per_io: max chains per io
701 * @chain_offset_value_for_main_message: location 1st sg in main
702 * @chain_depth: total chains allocated
703 * @hi_priority_smid:
704 * @hi_priority:
705 * @hi_priority_dma:
706 * @hi_priority_depth:
707 * @hpr_lookup:
708 * @hpr_free_list:
709 * @internal_smid:
710 * @internal:
711 * @internal_dma:
712 * @internal_depth:
713 * @internal_lookup:
714 * @internal_free_list:
715 * @sense: pool of sense
716 * @sense_dma:
717 * @sense_dma_pool:
718 * @reply_depth: hba reply queue depth:
719 * @reply_sz: per reply frame size:
720 * @reply: pool of replys:
721 * @reply_dma:
722 * @reply_dma_pool:
723 * @reply_free_queue_depth: reply free depth
724 * @reply_free: pool for reply free queue (32 bit addr)
725 * @reply_free_dma:
726 * @reply_free_dma_pool:
727 * @reply_free_host_index: tail index in pool to insert free replys
728 * @reply_post_queue_depth: reply post queue depth
729 * @reply_post_free: pool for reply post (64bit descriptor)
730 * @reply_post_free_dma:
731 * @reply_post_free_dma_pool:
732 * @reply_post_host_index: head index in the pool where FW completes IO
733 * @delayed_tr_list: target reset link list
734 * @delayed_tr_volume_list: volume target reset link list
735 */
736struct MPT2SAS_ADAPTER {
737 struct list_head list;
738 struct Scsi_Host *shost;
739 u8 id;
740 u32 pci_irq;
741 char name[MPT_NAME_LENGTH];
742 char tmp_string[MPT_STRING_LENGTH];
743 struct pci_dev *pdev;
744 Mpi2SystemInterfaceRegs_t __iomem *chip;
745 resource_size_t chip_phys;
746 int logging_level;
747 int fwfault_debug;
748 u8 ir_firmware;
749 int bars;
750 u8 mask_interrupts;
751
752 /* fw fault handler */
753 char fault_reset_work_q_name[20];
754 struct workqueue_struct *fault_reset_work_q;
755 struct delayed_work fault_reset_work;
756
757 /* fw event handler */
758 char firmware_event_name[20];
759 struct workqueue_struct *firmware_event_thread;
760 spinlock_t fw_event_lock;
761 struct list_head fw_event_list;
762
763 /* misc flags */
764 int aen_event_read_flag;
765 u8 broadcast_aen_busy;
766 u16 broadcast_aen_pending;
767 u8 shost_recovery;
768
769 struct mutex reset_in_progress_mutex;
770 struct completion shost_recovery_done;
771 spinlock_t ioc_reset_in_progress_lock;
772 u8 ioc_link_reset_in_progress;
773 int ioc_reset_in_progress_status;
774
775 u8 ignore_loginfos;
776 u8 remove_host;
777 u8 pci_error_recovery;
778 u8 wait_for_port_enable_to_complete;
779
780 u8 msix_enable;
781 u16 msix_vector_count;
782 u32 *msix_table;
783 u32 *msix_table_backup;
784 u32 ioc_reset_count;
785
786 /* internal commands, callback index */
787 u8 scsi_io_cb_idx;
788 u8 tm_cb_idx;
789 u8 transport_cb_idx;
790 u8 scsih_cb_idx;
791 u8 ctl_cb_idx;
792 u8 base_cb_idx;
793 u8 config_cb_idx;
794 u8 tm_tr_cb_idx;
795 u8 tm_tr_volume_cb_idx;
796 u8 tm_sas_control_cb_idx;
797 struct _internal_cmd base_cmds;
798 struct _internal_cmd transport_cmds;
799 struct _internal_cmd scsih_cmds;
800 struct _internal_cmd tm_cmds;
801 struct _internal_cmd ctl_cmds;
802 struct _internal_cmd config_cmds;
803
804 MPT_ADD_SGE base_add_sg_single;
805
806 /* event log */
807 u32 event_type[MPI2_EVENT_NOTIFY_EVENTMASK_WORDS];
808 u32 event_context;
809 void *event_log;
810 u32 event_masks[MPI2_EVENT_NOTIFY_EVENTMASK_WORDS];
811
812 /* static config pages */
813 struct mpt2sas_facts facts;
814 struct mpt2sas_port_facts *pfacts;
815 Mpi2ManufacturingPage0_t manu_pg0;
816 Mpi2BiosPage2_t bios_pg2;
817 Mpi2BiosPage3_t bios_pg3;
818 Mpi2IOCPage8_t ioc_pg8;
819 Mpi2IOUnitPage0_t iounit_pg0;
820 Mpi2IOUnitPage1_t iounit_pg1;
821
822 struct _boot_device req_boot_device;
823 struct _boot_device req_alt_boot_device;
824 struct _boot_device current_boot_device;
825
826 /* sas hba, expander, and device list */
827 struct _sas_node sas_hba;
828 struct list_head sas_expander_list;
829 spinlock_t sas_node_lock;
830 struct list_head sas_device_list;
831 struct list_head sas_device_init_list;
832 spinlock_t sas_device_lock;
833 struct list_head raid_device_list;
834 spinlock_t raid_device_lock;
835 u8 io_missing_delay;
836 u16 device_missing_delay;
837 int sas_id;
838
839 void *pd_handles;
840 u16 pd_handles_sz;
841
842 /* config page */
843 u16 config_page_sz;
844 void *config_page;
845 dma_addr_t config_page_dma;
846
847 /* scsiio request */
848 u16 hba_queue_depth;
849 u16 sge_size;
850 u16 scsiio_depth;
851 u16 request_sz;
852 u8 *request;
853 dma_addr_t request_dma;
854 u32 request_dma_sz;
855 struct scsiio_tracker *scsi_lookup;
856 ulong scsi_lookup_pages;
857 spinlock_t scsi_lookup_lock;
858 struct list_head free_list;
859 int pending_io_count;
860 wait_queue_head_t reset_wq;
861
862 /* chain */
863 struct chain_tracker *chain_lookup;
864 struct list_head free_chain_list;
865 struct dma_pool *chain_dma_pool;
866 ulong chain_pages;
867 u16 max_sges_in_main_message;
868 u16 max_sges_in_chain_message;
869 u16 chains_needed_per_io;
870 u16 chain_offset_value_for_main_message;
871 u32 chain_depth;
872
873 /* hi-priority queue */
874 u16 hi_priority_smid;
875 u8 *hi_priority;
876 dma_addr_t hi_priority_dma;
877 u16 hi_priority_depth;
878 struct request_tracker *hpr_lookup;
879 struct list_head hpr_free_list;
880
881 /* internal queue */
882 u16 internal_smid;
883 u8 *internal;
884 dma_addr_t internal_dma;
885 u16 internal_depth;
886 struct request_tracker *internal_lookup;
887 struct list_head internal_free_list;
888
889 /* sense */
890 u8 *sense;
891 dma_addr_t sense_dma;
892 struct dma_pool *sense_dma_pool;
893
894 /* reply */
895 u16 reply_sz;
896 u8 *reply;
897 dma_addr_t reply_dma;
898 u32 reply_dma_max_address;
899 u32 reply_dma_min_address;
900 struct dma_pool *reply_dma_pool;
901
902 /* reply free queue */
903 u16 reply_free_queue_depth;
904 __le32 *reply_free;
905 dma_addr_t reply_free_dma;
906 struct dma_pool *reply_free_dma_pool;
907 u32 reply_free_host_index;
908
909 /* reply post queue */
910 u16 reply_post_queue_depth;
911 Mpi2ReplyDescriptorsUnion_t *reply_post_free;
912 dma_addr_t reply_post_free_dma;
913 struct dma_pool *reply_post_free_dma_pool;
914 u32 reply_post_host_index;
915
916 struct list_head delayed_tr_list;
917 struct list_head delayed_tr_volume_list;
918
919 /* diag buffer support */
920 u8 *diag_buffer[MPI2_DIAG_BUF_TYPE_COUNT];
921 u32 diag_buffer_sz[MPI2_DIAG_BUF_TYPE_COUNT];
922 dma_addr_t diag_buffer_dma[MPI2_DIAG_BUF_TYPE_COUNT];
923 u8 diag_buffer_status[MPI2_DIAG_BUF_TYPE_COUNT];
924 u32 unique_id[MPI2_DIAG_BUF_TYPE_COUNT];
925 Mpi2ManufacturingPage10_t manu_pg10;
926 u32 product_specific[MPI2_DIAG_BUF_TYPE_COUNT][23];
927 u32 diagnostic_flags[MPI2_DIAG_BUF_TYPE_COUNT];
928 u32 ring_buffer_offset;
929 u32 ring_buffer_sz;
930 u8 is_warpdrive;
931 u8 hide_ir_msg;
932 u8 mfg_pg10_hide_flag;
933 u8 hide_drives;
934
935};
936
937typedef u8 (*MPT_CALLBACK)(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
938 u32 reply);
939
940
941/* base shared API */
942extern struct list_head mpt2sas_ioc_list;
943void mpt2sas_base_start_watchdog(struct MPT2SAS_ADAPTER *ioc);
944void mpt2sas_base_stop_watchdog(struct MPT2SAS_ADAPTER *ioc);
945
946int mpt2sas_base_attach(struct MPT2SAS_ADAPTER *ioc);
947void mpt2sas_base_detach(struct MPT2SAS_ADAPTER *ioc);
948int mpt2sas_base_map_resources(struct MPT2SAS_ADAPTER *ioc);
949void mpt2sas_base_free_resources(struct MPT2SAS_ADAPTER *ioc);
950int mpt2sas_base_hard_reset_handler(struct MPT2SAS_ADAPTER *ioc, int sleep_flag,
951 enum reset_type type);
952
953void *mpt2sas_base_get_msg_frame(struct MPT2SAS_ADAPTER *ioc, u16 smid);
954void *mpt2sas_base_get_sense_buffer(struct MPT2SAS_ADAPTER *ioc, u16 smid);
955void mpt2sas_base_build_zero_len_sge(struct MPT2SAS_ADAPTER *ioc, void *paddr);
956__le32 mpt2sas_base_get_sense_buffer_dma(struct MPT2SAS_ADAPTER *ioc,
957 u16 smid);
958
959/* hi-priority queue */
960u16 mpt2sas_base_get_smid_hpr(struct MPT2SAS_ADAPTER *ioc, u8 cb_idx);
961u16 mpt2sas_base_get_smid_scsiio(struct MPT2SAS_ADAPTER *ioc, u8 cb_idx,
962 struct scsi_cmnd *scmd);
963
964u16 mpt2sas_base_get_smid(struct MPT2SAS_ADAPTER *ioc, u8 cb_idx);
965void mpt2sas_base_free_smid(struct MPT2SAS_ADAPTER *ioc, u16 smid);
966void mpt2sas_base_put_smid_scsi_io(struct MPT2SAS_ADAPTER *ioc, u16 smid,
967 u16 handle);
968void mpt2sas_base_put_smid_hi_priority(struct MPT2SAS_ADAPTER *ioc, u16 smid);
969void mpt2sas_base_put_smid_target_assist(struct MPT2SAS_ADAPTER *ioc, u16 smid,
970 u16 io_index);
971void mpt2sas_base_put_smid_default(struct MPT2SAS_ADAPTER *ioc, u16 smid);
972void mpt2sas_base_initialize_callback_handler(void);
973u8 mpt2sas_base_register_callback_handler(MPT_CALLBACK cb_func);
974void mpt2sas_base_release_callback_handler(u8 cb_idx);
975
976u8 mpt2sas_base_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
977 u32 reply);
978void *mpt2sas_base_get_reply_virt_addr(struct MPT2SAS_ADAPTER *ioc, u32 phys_addr);
979
980u32 mpt2sas_base_get_iocstate(struct MPT2SAS_ADAPTER *ioc, int cooked);
981
982void mpt2sas_base_fault_info(struct MPT2SAS_ADAPTER *ioc , u16 fault_code);
983int mpt2sas_base_sas_iounit_control(struct MPT2SAS_ADAPTER *ioc,
984 Mpi2SasIoUnitControlReply_t *mpi_reply, Mpi2SasIoUnitControlRequest_t
985 *mpi_request);
986int mpt2sas_base_scsi_enclosure_processor(struct MPT2SAS_ADAPTER *ioc,
987 Mpi2SepReply_t *mpi_reply, Mpi2SepRequest_t *mpi_request);
988void mpt2sas_base_validate_event_type(struct MPT2SAS_ADAPTER *ioc, u32 *event_type);
989
990void mpt2sas_halt_firmware(struct MPT2SAS_ADAPTER *ioc);
991
992/* scsih shared API */
993u8 mpt2sas_scsih_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index,
994 u32 reply);
995int mpt2sas_scsih_issue_tm(struct MPT2SAS_ADAPTER *ioc, u16 handle,
996 uint channel, uint id, uint lun, u8 type, u16 smid_task,
997 ulong timeout, unsigned long serial_number, enum mutex_type m_type);
998void mpt2sas_scsih_set_tm_flag(struct MPT2SAS_ADAPTER *ioc, u16 handle);
999void mpt2sas_scsih_clear_tm_flag(struct MPT2SAS_ADAPTER *ioc, u16 handle);
1000void mpt2sas_expander_remove(struct MPT2SAS_ADAPTER *ioc, u64 sas_address);
1001void mpt2sas_device_remove(struct MPT2SAS_ADAPTER *ioc, u64 sas_address);
1002struct _sas_node *mpt2sas_scsih_expander_find_by_handle(struct MPT2SAS_ADAPTER *ioc,
1003 u16 handle);
1004struct _sas_node *mpt2sas_scsih_expander_find_by_sas_address(struct MPT2SAS_ADAPTER
1005 *ioc, u64 sas_address);
1006struct _sas_device *mpt2sas_scsih_sas_device_find_by_sas_address(
1007 struct MPT2SAS_ADAPTER *ioc, u64 sas_address);
1008
1009void mpt2sas_scsih_reset_handler(struct MPT2SAS_ADAPTER *ioc, int reset_phase);
1010
1011/* config shared API */
1012u8 mpt2sas_config_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
1013 u32 reply);
1014int mpt2sas_config_get_number_hba_phys(struct MPT2SAS_ADAPTER *ioc, u8 *num_phys);
1015int mpt2sas_config_get_manufacturing_pg0(struct MPT2SAS_ADAPTER *ioc,
1016 Mpi2ConfigReply_t *mpi_reply, Mpi2ManufacturingPage0_t *config_page);
1017int mpt2sas_config_get_manufacturing_pg10(struct MPT2SAS_ADAPTER *ioc,
1018 Mpi2ConfigReply_t *mpi_reply, Mpi2ManufacturingPage10_t *config_page);
1019int mpt2sas_config_get_bios_pg2(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1020 *mpi_reply, Mpi2BiosPage2_t *config_page);
1021int mpt2sas_config_get_bios_pg3(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1022 *mpi_reply, Mpi2BiosPage3_t *config_page);
1023int mpt2sas_config_get_iounit_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1024 *mpi_reply, Mpi2IOUnitPage0_t *config_page);
1025int mpt2sas_config_get_sas_device_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1026 *mpi_reply, Mpi2SasDevicePage0_t *config_page, u32 form, u32 handle);
1027int mpt2sas_config_get_sas_device_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1028 *mpi_reply, Mpi2SasDevicePage1_t *config_page, u32 form, u32 handle);
1029int mpt2sas_config_get_sas_iounit_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1030 *mpi_reply, Mpi2SasIOUnitPage0_t *config_page, u16 sz);
1031int mpt2sas_config_get_iounit_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1032 *mpi_reply, Mpi2IOUnitPage1_t *config_page);
1033int mpt2sas_config_set_iounit_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1034 *mpi_reply, Mpi2IOUnitPage1_t *config_page);
1035int mpt2sas_config_get_sas_iounit_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1036 *mpi_reply, Mpi2SasIOUnitPage1_t *config_page, u16 sz);
1037int mpt2sas_config_set_sas_iounit_pg1(struct MPT2SAS_ADAPTER *ioc,
1038 Mpi2ConfigReply_t *mpi_reply, Mpi2SasIOUnitPage1_t *config_page, u16 sz);
1039int mpt2sas_config_get_ioc_pg8(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1040 *mpi_reply, Mpi2IOCPage8_t *config_page);
1041int mpt2sas_config_get_expander_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1042 *mpi_reply, Mpi2ExpanderPage0_t *config_page, u32 form, u32 handle);
1043int mpt2sas_config_get_expander_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1044 *mpi_reply, Mpi2ExpanderPage1_t *config_page, u32 phy_number, u16 handle);
1045int mpt2sas_config_get_enclosure_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1046 *mpi_reply, Mpi2SasEnclosurePage0_t *config_page, u32 form, u32 handle);
1047int mpt2sas_config_get_phy_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1048 *mpi_reply, Mpi2SasPhyPage0_t *config_page, u32 phy_number);
1049int mpt2sas_config_get_phy_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1050 *mpi_reply, Mpi2SasPhyPage1_t *config_page, u32 phy_number);
1051int mpt2sas_config_get_raid_volume_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1052 *mpi_reply, Mpi2RaidVolPage1_t *config_page, u32 form, u32 handle);
1053int mpt2sas_config_get_number_pds(struct MPT2SAS_ADAPTER *ioc, u16 handle, u8 *num_pds);
1054int mpt2sas_config_get_raid_volume_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1055 *mpi_reply, Mpi2RaidVolPage0_t *config_page, u32 form, u32 handle, u16 sz);
1056int mpt2sas_config_get_phys_disk_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1057 *mpi_reply, Mpi2RaidPhysDiskPage0_t *config_page, u32 form,
1058 u32 form_specific);
1059int mpt2sas_config_get_volume_handle(struct MPT2SAS_ADAPTER *ioc, u16 pd_handle,
1060 u16 *volume_handle);
1061int mpt2sas_config_get_volume_wwid(struct MPT2SAS_ADAPTER *ioc, u16 volume_handle,
1062 u64 *wwid);
1063/* ctl shared API */
1064extern struct device_attribute *mpt2sas_host_attrs[];
1065extern struct device_attribute *mpt2sas_dev_attrs[];
1066void mpt2sas_ctl_init(void);
1067void mpt2sas_ctl_exit(void);
1068u8 mpt2sas_ctl_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
1069 u32 reply);
1070void mpt2sas_ctl_reset_handler(struct MPT2SAS_ADAPTER *ioc, int reset_phase);
1071u8 mpt2sas_ctl_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index,
1072 u32 reply);
1073void mpt2sas_ctl_add_to_event_log(struct MPT2SAS_ADAPTER *ioc,
1074 Mpi2EventNotificationReply_t *mpi_reply);
1075
1076void mpt2sas_enable_diag_buffer(struct MPT2SAS_ADAPTER *ioc,
1077 u8 bits_to_regsiter);
1078
1079/* transport shared API */
1080u8 mpt2sas_transport_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
1081 u32 reply);
1082struct _sas_port *mpt2sas_transport_port_add(struct MPT2SAS_ADAPTER *ioc,
1083 u16 handle, u64 sas_address);
1084void mpt2sas_transport_port_remove(struct MPT2SAS_ADAPTER *ioc, u64 sas_address,
1085 u64 sas_address_parent);
1086int mpt2sas_transport_add_host_phy(struct MPT2SAS_ADAPTER *ioc, struct _sas_phy
1087 *mpt2sas_phy, Mpi2SasPhyPage0_t phy_pg0, struct device *parent_dev);
1088int mpt2sas_transport_add_expander_phy(struct MPT2SAS_ADAPTER *ioc, struct _sas_phy
1089 *mpt2sas_phy, Mpi2ExpanderPage1_t expander_pg1, struct device *parent_dev);
1090void mpt2sas_transport_update_links(struct MPT2SAS_ADAPTER *ioc,
1091 u64 sas_address, u16 handle, u8 phy_number, u8 link_rate);
1092extern struct sas_function_template mpt2sas_transport_functions;
1093extern struct scsi_transport_template *mpt2sas_transport_template;
1094extern int scsi_internal_device_block(struct scsi_device *sdev);
1095extern u8 mpt2sas_stm_zero_smid_handler(struct MPT2SAS_ADAPTER *ioc,
1096 u8 msix_index, u32 reply);
1097extern int scsi_internal_device_unblock(struct scsi_device *sdev);
1098
1099#endif /* MPT2SAS_BASE_H_INCLUDED */