[go: nahoru, domu]

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) 2007-2014  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		"18.100.00.00"
73#define MPT2SAS_MAJOR_VERSION		18
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_RMS25JB080_BRANDING    \
161				"Intel(R) Integrated RAID Module RMS25JB080"
162#define MPT2SAS_INTEL_RMS25JB040_BRANDING    \
163				"Intel(R) Integrated RAID Module RMS25JB040"
164#define MPT2SAS_INTEL_RMS25KB080_BRANDING    \
165				"Intel(R) Integrated RAID Module RMS25KB080"
166#define MPT2SAS_INTEL_RMS25KB040_BRANDING    \
167				"Intel(R) Integrated RAID Module RMS25KB040"
168#define MPT2SAS_INTEL_RMS25LB040_BRANDING	\
169				"Intel(R) Integrated RAID Module RMS25LB040"
170#define MPT2SAS_INTEL_RMS25LB080_BRANDING	\
171				"Intel(R) Integrated RAID Module RMS25LB080"
172#define MPT2SAS_INTEL_RMS2LL080_BRANDING	\
173				"Intel Integrated RAID Module RMS2LL080"
174#define MPT2SAS_INTEL_RMS2LL040_BRANDING	\
175				"Intel Integrated RAID Module RMS2LL040"
176#define MPT2SAS_INTEL_RS25GB008_BRANDING       \
177				"Intel(R) RAID Controller RS25GB008"
178#define MPT2SAS_INTEL_SSD910_BRANDING          \
179				"Intel(R) SSD 910 Series"
180/*
181 * Intel HBA SSDIDs
182 */
183#define MPT2SAS_INTEL_RMS25JB080_SSDID         0x3516
184#define MPT2SAS_INTEL_RMS25JB040_SSDID         0x3517
185#define MPT2SAS_INTEL_RMS25KB080_SSDID         0x3518
186#define MPT2SAS_INTEL_RMS25KB040_SSDID         0x3519
187#define MPT2SAS_INTEL_RMS25LB040_SSDID         0x351A
188#define MPT2SAS_INTEL_RMS25LB080_SSDID         0x351B
189#define MPT2SAS_INTEL_RMS2LL080_SSDID          0x350E
190#define MPT2SAS_INTEL_RMS2LL040_SSDID          0x350F
191#define MPT2SAS_INTEL_RS25GB008_SSDID          0x3000
192#define MPT2SAS_INTEL_SSD910_SSDID             0x3700
193
194/*
195 * HP HBA branding
196 */
197#define MPT2SAS_HP_3PAR_SSVID                0x1590
198#define MPT2SAS_HP_2_4_INTERNAL_BRANDING        "HP H220 Host Bus Adapter"
199#define MPT2SAS_HP_2_4_EXTERNAL_BRANDING        "HP H221 Host Bus Adapter"
200#define MPT2SAS_HP_1_4_INTERNAL_1_4_EXTERNAL_BRANDING "HP H222 Host Bus Adapter"
201#define MPT2SAS_HP_EMBEDDED_2_4_INTERNAL_BRANDING    "HP H220i Host Bus Adapter"
202#define MPT2SAS_HP_DAUGHTER_2_4_INTERNAL_BRANDING    "HP H210i Host Bus Adapter"
203
204/*
205 * HO HBA SSDIDs
206 */
207#define MPT2SAS_HP_2_4_INTERNAL_SSDID            0x0041
208#define MPT2SAS_HP_2_4_EXTERNAL_SSDID            0x0042
209#define MPT2SAS_HP_1_4_INTERNAL_1_4_EXTERNAL_SSDID    0x0043
210#define MPT2SAS_HP_EMBEDDED_2_4_INTERNAL_SSDID        0x0044
211#define MPT2SAS_HP_DAUGHTER_2_4_INTERNAL_SSDID        0x0046
212
213/*
214 *  WarpDrive Specific Log codes
215 */
216
217#define MPT2_WARPDRIVE_LOGENTRY		(0x8002)
218#define MPT2_WARPDRIVE_LC_SSDT		(0x41)
219#define MPT2_WARPDRIVE_LC_SSDLW		(0x43)
220#define MPT2_WARPDRIVE_LC_SSDLF		(0x44)
221#define MPT2_WARPDRIVE_LC_BRMF		(0x4D)
222
223/*
224 * per target private data
225 */
226#define MPT_TARGET_FLAGS_RAID_COMPONENT	0x01
227#define MPT_TARGET_FLAGS_VOLUME		0x02
228#define MPT_TARGET_FLAGS_DELETED	0x04
229
230/**
231 * struct MPT2SAS_TARGET - starget private hostdata
232 * @starget: starget object
233 * @sas_address: target sas address
234 * @raid_device: raid_device pointer to access volume data
235 * @handle: device handle
236 * @num_luns: number luns
237 * @flags: MPT_TARGET_FLAGS_XXX flags
238 * @deleted: target flaged for deletion
239 * @tm_busy: target is busy with TM request.
240 */
241struct MPT2SAS_TARGET {
242	struct scsi_target *starget;
243	u64	sas_address;
244	struct _raid_device *raid_device;
245	u16	handle;
246	int	num_luns;
247	u32	flags;
248	u8	deleted;
249	u8	tm_busy;
250};
251
252
253/*
254 * per device private data
255 */
256#define MPT_DEVICE_FLAGS_INIT		0x01
257#define MPT_DEVICE_TLR_ON		0x02
258
259/**
260 * struct MPT2SAS_DEVICE - sdev private hostdata
261 * @sas_target: starget private hostdata
262 * @lun: lun number
263 * @flags: MPT_DEVICE_XXX flags
264 * @configured_lun: lun is configured
265 * @block: device is in SDEV_BLOCK state
266 * @tlr_snoop_check: flag used in determining whether to disable TLR
267 */
268
269/* OEM Identifiers */
270#define MFG10_OEM_ID_INVALID                   (0x00000000)
271#define MFG10_OEM_ID_DELL                      (0x00000001)
272#define MFG10_OEM_ID_FSC                       (0x00000002)
273#define MFG10_OEM_ID_SUN                       (0x00000003)
274#define MFG10_OEM_ID_IBM                       (0x00000004)
275
276/* GENERIC Flags 0*/
277#define MFG10_GF0_OCE_DISABLED                 (0x00000001)
278#define MFG10_GF0_R1E_DRIVE_COUNT              (0x00000002)
279#define MFG10_GF0_R10_DISPLAY                  (0x00000004)
280#define MFG10_GF0_SSD_DATA_SCRUB_DISABLE       (0x00000008)
281#define MFG10_GF0_SINGLE_DRIVE_R0              (0x00000010)
282
283/* OEM Specific Flags will come from OEM specific header files */
284typedef struct _MPI2_CONFIG_PAGE_MAN_10 {
285    MPI2_CONFIG_PAGE_HEADER Header;                                 /* 00h */
286    U8                      OEMIdentifier;                          /* 04h */
287    U8                      Reserved1;                              /* 05h */
288    U16                     Reserved2;                              /* 08h */
289    U32                     Reserved3;                              /* 0Ch */
290    U32                     GenericFlags0;                          /* 10h */
291    U32                     GenericFlags1;                          /* 14h */
292    U32                     Reserved4;                              /* 18h */
293    U32                     OEMSpecificFlags0;                      /* 1Ch */
294    U32                     OEMSpecificFlags1;                      /* 20h */
295    U32                     Reserved5[18];                          /* 24h-60h*/
296} MPI2_CONFIG_PAGE_MAN_10,
297  MPI2_POINTER PTR_MPI2_CONFIG_PAGE_MAN_10,
298  Mpi2ManufacturingPage10_t, MPI2_POINTER pMpi2ManufacturingPage10_t;
299
300#define MFG_PAGE10_HIDE_SSDS_MASK	(0x00000003)
301#define MFG_PAGE10_HIDE_ALL_DISKS	(0x00)
302#define MFG_PAGE10_EXPOSE_ALL_DISKS	(0x01)
303#define MFG_PAGE10_HIDE_IF_VOL_PRESENT	(0x02)
304
305
306struct MPT2SAS_DEVICE {
307	struct MPT2SAS_TARGET *sas_target;
308	unsigned int	lun;
309	u32	flags;
310	u8	configured_lun;
311	u8	block;
312	u8	tlr_snoop_check;
313};
314
315#define MPT2_CMD_NOT_USED	0x8000	/* free */
316#define MPT2_CMD_COMPLETE	0x0001	/* completed */
317#define MPT2_CMD_PENDING	0x0002	/* pending */
318#define MPT2_CMD_REPLY_VALID	0x0004	/* reply is valid */
319#define MPT2_CMD_RESET		0x0008	/* host reset dropped the command */
320
321/**
322 * struct _internal_cmd - internal commands struct
323 * @mutex: mutex
324 * @done: completion
325 * @reply: reply message pointer
326 * @sense: sense data
327 * @status: MPT2_CMD_XXX status
328 * @smid: system message id
329 */
330struct _internal_cmd {
331	struct mutex mutex;
332	struct completion done;
333	void 	*reply;
334	void	*sense;
335	u16	status;
336	u16	smid;
337};
338
339
340/**
341 * struct _sas_device - attached device information
342 * @list: sas device list
343 * @starget: starget object
344 * @sas_address: device sas address
345 * @device_name: retrieved from the SAS IDENTIFY frame.
346 * @handle: device handle
347 * @sas_address_parent: sas address of parent expander or sas host
348 * @enclosure_handle: enclosure handle
349 * @enclosure_logical_id: enclosure logical identifier
350 * @volume_handle: volume handle (valid when hidden raid member)
351 * @volume_wwid: volume unique identifier
352 * @device_info: bitfield provides detailed info about the device
353 * @id: target id
354 * @channel: target channel
355 * @slot: number number
356 * @phy: phy identifier provided in sas device page 0
357 * @responding: used in _scsih_sas_device_mark_responding
358 * @pfa_led_on: flag for PFA LED status
359 */
360struct _sas_device {
361	struct list_head list;
362	struct scsi_target *starget;
363	u64	sas_address;
364	u64	device_name;
365	u16	handle;
366	u64	sas_address_parent;
367	u16	enclosure_handle;
368	u64	enclosure_logical_id;
369	u16	volume_handle;
370	u64	volume_wwid;
371	u32	device_info;
372	int	id;
373	int	channel;
374	u16	slot;
375	u8	phy;
376	u8	responding;
377	u8	pfa_led_on;
378};
379
380/**
381 * struct _raid_device - raid volume link list
382 * @list: sas device list
383 * @starget: starget object
384 * @sdev: scsi device struct (volumes are single lun)
385 * @wwid: unique identifier for the volume
386 * @handle: device handle
387 * @block_size: Block size of the volume
388 * @id: target id
389 * @channel: target channel
390 * @volume_type: the raid level
391 * @device_info: bitfield provides detailed info about the hidden components
392 * @num_pds: number of hidden raid components
393 * @responding: used in _scsih_raid_device_mark_responding
394 * @percent_complete: resync percent complete
395 * @direct_io_enabled: Whether direct io to PDs are allowed or not
396 * @stripe_exponent: X where 2powX is the stripe sz in blocks
397 * @block_exponent: X where 2powX is the block sz in bytes
398 * @max_lba: Maximum number of LBA in the volume
399 * @stripe_sz: Stripe Size of the volume
400 * @device_info: Device info of the volume member disk
401 * @pd_handle: Array of handles of the physical drives for direct I/O in le16
402 */
403#define MPT_MAX_WARPDRIVE_PDS		8
404struct _raid_device {
405	struct list_head list;
406	struct scsi_target *starget;
407	struct scsi_device *sdev;
408	u64	wwid;
409	u16	handle;
410	u16	block_sz;
411	int	id;
412	int	channel;
413	u8	volume_type;
414	u8	num_pds;
415	u8	responding;
416	u8	percent_complete;
417	u8	direct_io_enabled;
418	u8	stripe_exponent;
419	u8	block_exponent;
420	u64	max_lba;
421	u32	stripe_sz;
422	u32	device_info;
423	u16	pd_handle[MPT_MAX_WARPDRIVE_PDS];
424};
425
426/**
427 * struct _boot_device - boot device info
428 * @is_raid: flag to indicate whether this is volume
429 * @device: holds pointer for either struct _sas_device or
430 *     struct _raid_device
431 */
432struct _boot_device {
433	u8 is_raid;
434	void *device;
435};
436
437/**
438 * struct _sas_port - wide/narrow sas port information
439 * @port_list: list of ports belonging to expander
440 * @num_phys: number of phys belonging to this port
441 * @remote_identify: attached device identification
442 * @rphy: sas transport rphy object
443 * @port: sas transport wide/narrow port object
444 * @phy_list: _sas_phy list objects belonging to this port
445 */
446struct _sas_port {
447	struct list_head port_list;
448	u8	num_phys;
449	struct sas_identify remote_identify;
450	struct sas_rphy *rphy;
451	struct sas_port *port;
452	struct list_head phy_list;
453};
454
455/**
456 * struct _sas_phy - phy information
457 * @port_siblings: list of phys belonging to a port
458 * @identify: phy identification
459 * @remote_identify: attached device identification
460 * @phy: sas transport phy object
461 * @phy_id: unique phy id
462 * @handle: device handle for this phy
463 * @attached_handle: device handle for attached device
464 * @phy_belongs_to_port: port has been created for this phy
465 */
466struct _sas_phy {
467	struct list_head port_siblings;
468	struct sas_identify identify;
469	struct sas_identify remote_identify;
470	struct sas_phy *phy;
471	u8	phy_id;
472	u16	handle;
473	u16	attached_handle;
474	u8	phy_belongs_to_port;
475};
476
477/**
478 * struct _sas_node - sas_host/expander information
479 * @list: list of expanders
480 * @parent_dev: parent device class
481 * @num_phys: number phys belonging to this sas_host/expander
482 * @sas_address: sas address of this sas_host/expander
483 * @handle: handle for this sas_host/expander
484 * @sas_address_parent: sas address of parent expander or sas host
485 * @enclosure_handle: handle for this a member of an enclosure
486 * @device_info: bitwise defining capabilities of this sas_host/expander
487 * @responding: used in _scsih_expander_device_mark_responding
488 * @phy: a list of phys that make up this sas_host/expander
489 * @sas_port_list: list of ports attached to this sas_host/expander
490 */
491struct _sas_node {
492	struct list_head list;
493	struct device *parent_dev;
494	u8	num_phys;
495	u64	sas_address;
496	u16	handle;
497	u64	sas_address_parent;
498	u16	enclosure_handle;
499	u64	enclosure_logical_id;
500	u8	responding;
501	struct	_sas_phy *phy;
502	struct list_head sas_port_list;
503};
504
505/**
506 * enum reset_type - reset state
507 * @FORCE_BIG_HAMMER: issue diagnostic reset
508 * @SOFT_RESET: issue message_unit_reset, if fails to to big hammer
509 */
510enum reset_type {
511	FORCE_BIG_HAMMER,
512	SOFT_RESET,
513};
514
515/**
516 * struct chain_tracker - firmware chain tracker
517 * @chain_buffer: chain buffer
518 * @chain_buffer_dma: physical address
519 * @tracker_list: list of free request (ioc->free_chain_list)
520 */
521struct chain_tracker {
522	void *chain_buffer;
523	dma_addr_t chain_buffer_dma;
524	struct list_head tracker_list;
525};
526
527/**
528 * struct scsiio_tracker - scsi mf request tracker
529 * @smid: system message id
530 * @scmd: scsi request pointer
531 * @cb_idx: callback index
532 * @direct_io: To indicate whether I/O is direct (WARPDRIVE)
533 * @chain_list: list of chains associated to this IO
534 * @tracker_list: list of free request (ioc->free_list)
535 */
536struct scsiio_tracker {
537	u16	smid;
538	struct scsi_cmnd *scmd;
539	u8	cb_idx;
540	u8	direct_io;
541	struct list_head chain_list;
542	struct list_head tracker_list;
543};
544
545/**
546 * struct request_tracker - firmware request tracker
547 * @smid: system message id
548 * @cb_idx: callback index
549 * @tracker_list: list of free request (ioc->free_list)
550 */
551struct request_tracker {
552	u16	smid;
553	u8	cb_idx;
554	struct list_head tracker_list;
555};
556
557/**
558 * struct _tr_list - target reset list
559 * @handle: device handle
560 * @state: state machine
561 */
562struct _tr_list {
563	struct list_head list;
564	u16	handle;
565	u16	state;
566};
567
568typedef void (*MPT_ADD_SGE)(void *paddr, u32 flags_length, dma_addr_t dma_addr);
569
570/**
571 * struct adapter_reply_queue - the reply queue struct
572 * @ioc: per adapter object
573 * @msix_index: msix index into vector table
574 * @vector: irq vector
575 * @reply_post_host_index: head index in the pool where FW completes IO
576 * @reply_post_free: reply post base virt address
577 * @name: the name registered to request_irq()
578 * @busy: isr is actively processing replies on another cpu
579 * @list: this list
580*/
581struct adapter_reply_queue {
582	struct MPT2SAS_ADAPTER	*ioc;
583	u8			msix_index;
584	unsigned int		vector;
585	u32			reply_post_host_index;
586	Mpi2ReplyDescriptorsUnion_t *reply_post_free;
587	char			name[MPT_NAME_LENGTH];
588	atomic_t		busy;
589	struct list_head	list;
590};
591
592/* IOC Facts and Port Facts converted from little endian to cpu */
593union mpi2_version_union {
594	MPI2_VERSION_STRUCT		Struct;
595	u32				Word;
596};
597
598struct mpt2sas_facts {
599	u16			MsgVersion;
600	u16			HeaderVersion;
601	u8			IOCNumber;
602	u8			VP_ID;
603	u8			VF_ID;
604	u16			IOCExceptions;
605	u16			IOCStatus;
606	u32			IOCLogInfo;
607	u8			MaxChainDepth;
608	u8			WhoInit;
609	u8			NumberOfPorts;
610	u8			MaxMSIxVectors;
611	u16			RequestCredit;
612	u16			ProductID;
613	u32			IOCCapabilities;
614	union mpi2_version_union	FWVersion;
615	u16			IOCRequestFrameSize;
616	u16			Reserved3;
617	u16			MaxInitiators;
618	u16			MaxTargets;
619	u16			MaxSasExpanders;
620	u16			MaxEnclosures;
621	u16			ProtocolFlags;
622	u16			HighPriorityCredit;
623	u16			MaxReplyDescriptorPostQueueDepth;
624	u8			ReplyFrameSize;
625	u8			MaxVolumes;
626	u16			MaxDevHandle;
627	u16			MaxPersistentEntries;
628	u16			MinDevHandle;
629};
630
631struct mpt2sas_port_facts {
632	u8			PortNumber;
633	u8			VP_ID;
634	u8			VF_ID;
635	u8			PortType;
636	u16			MaxPostedCmdBuffers;
637};
638
639struct reply_post_struct {
640	Mpi2ReplyDescriptorsUnion_t	*reply_post_free;
641	dma_addr_t			reply_post_free_dma;
642};
643
644/**
645 * enum mutex_type - task management mutex type
646 * @TM_MUTEX_OFF: mutex is not required becuase calling function is acquiring it
647 * @TM_MUTEX_ON: mutex is required
648 */
649enum mutex_type {
650	TM_MUTEX_OFF = 0,
651	TM_MUTEX_ON = 1,
652};
653
654typedef void (*MPT2SAS_FLUSH_RUNNING_CMDS)(struct MPT2SAS_ADAPTER *ioc);
655/**
656 * struct MPT2SAS_ADAPTER - per adapter struct
657 * @list: ioc_list
658 * @shost: shost object
659 * @id: unique adapter id
660 * @cpu_count: number online cpus
661 * @name: generic ioc string
662 * @tmp_string: tmp string used for logging
663 * @pdev: pci pdev object
664 * @chip: memory mapped register space
665 * @chip_phys: physical addrss prior to mapping
666 * @logging_level: see mpt2sas_debug.h
667 * @fwfault_debug: debuging FW timeouts
668 * @ir_firmware: IR firmware present
669 * @bars: bitmask of BAR's that must be configured
670 * @mask_interrupts: ignore interrupt
671 * @dma_mask: used to set the consistent dma mask
672 * @fault_reset_work_q_name: fw fault work queue
673 * @fault_reset_work_q: ""
674 * @fault_reset_work: ""
675 * @firmware_event_name: fw event work queue
676 * @firmware_event_thread: ""
677 * @fw_events_off: flag to turn off fw event handling
678 * @fw_event_lock:
679 * @fw_event_list: list of fw events
680 * @aen_event_read_flag: event log was read
681 * @broadcast_aen_busy: broadcast aen waiting to be serviced
682 * @shost_recovery: host reset in progress
683 * @ioc_reset_in_progress_lock:
684 * @ioc_link_reset_in_progress: phy/hard reset in progress
685 * @ignore_loginfos: ignore loginfos during task management
686 * @remove_host: flag for when driver unloads, to avoid sending dev resets
687 * @pci_error_recovery: flag to prevent ioc access until slot reset completes
688 * @wait_for_discovery_to_complete: flag set at driver load time when
689 *                                               waiting on reporting devices
690 * @is_driver_loading: flag set at driver load time
691 * @port_enable_failed: flag set when port enable has failed
692 * @start_scan: flag set from scan_start callback, cleared from _mpt2sas_fw_work
693 * @start_scan_failed: means port enable failed, return's the ioc_status
694 * @msix_enable: flag indicating msix is enabled
695 * @msix_vector_count: number msix vectors
696 * @cpu_msix_table: table for mapping cpus to msix index
697 * @cpu_msix_table_sz: table size
698 * @schedule_dead_ioc_flush_running_cmds: callback to flush pending commands
699 * @scsi_io_cb_idx: shost generated commands
700 * @tm_cb_idx: task management commands
701 * @scsih_cb_idx: scsih internal commands
702 * @transport_cb_idx: transport internal commands
703 * @ctl_cb_idx: clt internal commands
704 * @base_cb_idx: base internal commands
705 * @config_cb_idx: base internal commands
706 * @tm_tr_cb_idx : device removal target reset handshake
707 * @tm_tr_volume_cb_idx : volume removal target reset
708 * @base_cmds:
709 * @transport_cmds:
710 * @scsih_cmds:
711 * @tm_cmds:
712 * @ctl_cmds:
713 * @config_cmds:
714 * @base_add_sg_single: handler for either 32/64 bit sgl's
715 * @event_type: bits indicating which events to log
716 * @event_context: unique id for each logged event
717 * @event_log: event log pointer
718 * @event_masks: events that are masked
719 * @facts: static facts data
720 * @pfacts: static port facts data
721 * @manu_pg0: static manufacturing page 0
722 * @manu_pg10: static manufacturing page 10
723 * @bios_pg2: static bios page 2
724 * @bios_pg3: static bios page 3
725 * @ioc_pg8: static ioc page 8
726 * @iounit_pg0: static iounit page 0
727 * @iounit_pg1: static iounit page 1
728 * @sas_hba: sas host object
729 * @sas_expander_list: expander object list
730 * @sas_node_lock:
731 * @sas_device_list: sas device object list
732 * @sas_device_init_list: sas device object list (used only at init time)
733 * @sas_device_lock:
734 * @io_missing_delay: time for IO completed by fw when PDR enabled
735 * @device_missing_delay: time for device missing by fw when PDR enabled
736 * @sas_id : used for setting volume target IDs
737 * @blocking_handles: bitmask used to identify which devices need blocking
738 * @pd_handles : bitmask for PD handles
739 * @pd_handles_sz : size of pd_handle bitmask
740 * @config_page_sz: config page size
741 * @config_page: reserve memory for config page payload
742 * @config_page_dma:
743 * @hba_queue_depth: hba request queue depth
744 * @sge_size: sg element size for either 32/64 bit
745 * @scsiio_depth: SCSI_IO queue depth
746 * @request_sz: per request frame size
747 * @request: pool of request frames
748 * @request_dma:
749 * @request_dma_sz:
750 * @scsi_lookup: firmware request tracker list
751 * @scsi_lookup_lock:
752 * @free_list: free list of request
753 * @chain: pool of chains
754 * @pending_io_count:
755 * @reset_wq:
756 * @chain_dma:
757 * @max_sges_in_main_message: number sg elements in main message
758 * @max_sges_in_chain_message: number sg elements per chain
759 * @chains_needed_per_io: max chains per io
760 * @chain_offset_value_for_main_message: location 1st sg in main
761 * @chain_depth: total chains allocated
762 * @hi_priority_smid:
763 * @hi_priority:
764 * @hi_priority_dma:
765 * @hi_priority_depth:
766 * @hpr_lookup:
767 * @hpr_free_list:
768 * @internal_smid:
769 * @internal:
770 * @internal_dma:
771 * @internal_depth:
772 * @internal_lookup:
773 * @internal_free_list:
774 * @sense: pool of sense
775 * @sense_dma:
776 * @sense_dma_pool:
777 * @reply_depth: hba reply queue depth:
778 * @reply_sz: per reply frame size:
779 * @reply: pool of replys:
780 * @reply_dma:
781 * @reply_dma_pool:
782 * @reply_free_queue_depth: reply free depth
783 * @reply_free: pool for reply free queue (32 bit addr)
784 * @reply_free_dma:
785 * @reply_free_dma_pool:
786 * @reply_free_host_index: tail index in pool to insert free replys
787 * @reply_post_queue_depth: reply post queue depth
788 * @reply_post_struct: struct for reply_post_free physical & virt address
789 * @rdpq_array_capable: FW supports multiple reply queue addresses in ioc_init
790 * @rdpq_array_enable: rdpq_array support is enabled in the driver
791 * @rdpq_array_enable_assigned: this ensures that rdpq_array_enable flag
792 *				is assigned only ones
793 * @reply_queue_count: number of reply queue's
794 * @reply_queue_list: link list contaning the reply queue info
795 * @reply_post_host_index: head index in the pool where FW completes IO
796 * @delayed_tr_list: target reset link list
797 * @delayed_tr_volume_list: volume target reset link list
798 */
799struct MPT2SAS_ADAPTER {
800	struct list_head list;
801	struct Scsi_Host *shost;
802	u8		id;
803	int		cpu_count;
804	char		name[MPT_NAME_LENGTH];
805	char		tmp_string[MPT_STRING_LENGTH];
806	struct pci_dev	*pdev;
807	Mpi2SystemInterfaceRegs_t __iomem *chip;
808	resource_size_t	chip_phys;
809	int		logging_level;
810	int		fwfault_debug;
811	u8		ir_firmware;
812	int		bars;
813	u8		mask_interrupts;
814	int		dma_mask;
815
816	/* fw fault handler */
817	char		fault_reset_work_q_name[20];
818	struct workqueue_struct *fault_reset_work_q;
819	struct delayed_work fault_reset_work;
820
821	/* fw event handler */
822	char		firmware_event_name[20];
823	struct workqueue_struct	*firmware_event_thread;
824	spinlock_t	fw_event_lock;
825	struct list_head fw_event_list;
826
827	 /* misc flags */
828	int		aen_event_read_flag;
829	u8		broadcast_aen_busy;
830	u16		broadcast_aen_pending;
831	u8		shost_recovery;
832
833	struct mutex	reset_in_progress_mutex;
834	spinlock_t 	ioc_reset_in_progress_lock;
835	u8		ioc_link_reset_in_progress;
836	u8		ioc_reset_in_progress_status;
837
838	u8		ignore_loginfos;
839	u8		remove_host;
840	u8		pci_error_recovery;
841	u8		wait_for_discovery_to_complete;
842	struct completion	port_enable_done;
843	u8		is_driver_loading;
844	u8		port_enable_failed;
845
846	u8		start_scan;
847	u16		start_scan_failed;
848
849	u8		msix_enable;
850	u16		msix_vector_count;
851	u8		*cpu_msix_table;
852	resource_size_t	__iomem **reply_post_host_index;
853	u16		cpu_msix_table_sz;
854	u32		ioc_reset_count;
855	MPT2SAS_FLUSH_RUNNING_CMDS schedule_dead_ioc_flush_running_cmds;
856	u32             non_operational_loop;
857
858	/* internal commands, callback index */
859	u8		scsi_io_cb_idx;
860	u8		tm_cb_idx;
861	u8		transport_cb_idx;
862	u8		scsih_cb_idx;
863	u8		ctl_cb_idx;
864	u8		base_cb_idx;
865	u8		port_enable_cb_idx;
866	u8		config_cb_idx;
867	u8		tm_tr_cb_idx;
868	u8		tm_tr_volume_cb_idx;
869	u8		tm_sas_control_cb_idx;
870	struct _internal_cmd base_cmds;
871	struct _internal_cmd port_enable_cmds;
872	struct _internal_cmd transport_cmds;
873	struct _internal_cmd scsih_cmds;
874	struct _internal_cmd tm_cmds;
875	struct _internal_cmd ctl_cmds;
876	struct _internal_cmd config_cmds;
877
878	MPT_ADD_SGE	base_add_sg_single;
879
880	/* event log */
881	u32		event_type[MPI2_EVENT_NOTIFY_EVENTMASK_WORDS];
882	u32		event_context;
883	void		*event_log;
884	u32		event_masks[MPI2_EVENT_NOTIFY_EVENTMASK_WORDS];
885
886	/* static config pages */
887	struct mpt2sas_facts facts;
888	struct mpt2sas_port_facts *pfacts;
889	Mpi2ManufacturingPage0_t manu_pg0;
890	Mpi2BiosPage2_t	bios_pg2;
891	Mpi2BiosPage3_t	bios_pg3;
892	Mpi2IOCPage8_t ioc_pg8;
893	Mpi2IOUnitPage0_t iounit_pg0;
894	Mpi2IOUnitPage1_t iounit_pg1;
895
896	struct _boot_device req_boot_device;
897	struct _boot_device req_alt_boot_device;
898	struct _boot_device current_boot_device;
899
900	/* sas hba, expander, and device list */
901	struct _sas_node sas_hba;
902	struct list_head sas_expander_list;
903	spinlock_t	sas_node_lock;
904	struct list_head sas_device_list;
905	struct list_head sas_device_init_list;
906	spinlock_t	sas_device_lock;
907	struct list_head raid_device_list;
908	spinlock_t	raid_device_lock;
909	u8		io_missing_delay;
910	u16		device_missing_delay;
911	int		sas_id;
912	void		*blocking_handles;
913	void		*pd_handles;
914	u16		pd_handles_sz;
915
916	/* config page */
917	u16		config_page_sz;
918	void 		*config_page;
919	dma_addr_t	config_page_dma;
920
921	/* scsiio request */
922	u16		hba_queue_depth;
923	u16		sge_size;
924	u16 		scsiio_depth;
925	u16		request_sz;
926	u8		*request;
927	dma_addr_t	request_dma;
928	u32		request_dma_sz;
929	struct scsiio_tracker *scsi_lookup;
930	ulong		scsi_lookup_pages;
931	spinlock_t 	scsi_lookup_lock;
932	struct list_head free_list;
933	int		pending_io_count;
934	wait_queue_head_t reset_wq;
935
936	/* chain */
937	struct chain_tracker *chain_lookup;
938	struct list_head free_chain_list;
939	struct dma_pool *chain_dma_pool;
940	ulong		chain_pages;
941	u16 		max_sges_in_main_message;
942	u16		max_sges_in_chain_message;
943	u16		chains_needed_per_io;
944	u16		chain_offset_value_for_main_message;
945	u32		chain_depth;
946
947	/* hi-priority queue */
948	u16		hi_priority_smid;
949	u8		*hi_priority;
950	dma_addr_t	hi_priority_dma;
951	u16		hi_priority_depth;
952	struct request_tracker *hpr_lookup;
953	struct list_head hpr_free_list;
954
955	/* internal queue */
956	u16		internal_smid;
957	u8		*internal;
958	dma_addr_t	internal_dma;
959	u16		internal_depth;
960	struct request_tracker *internal_lookup;
961	struct list_head internal_free_list;
962
963	/* sense */
964	u8		*sense;
965	dma_addr_t	sense_dma;
966	struct dma_pool *sense_dma_pool;
967
968	/* reply */
969	u16		reply_sz;
970	u8		*reply;
971	dma_addr_t	reply_dma;
972	u32		reply_dma_max_address;
973	u32		reply_dma_min_address;
974	struct dma_pool *reply_dma_pool;
975
976	/* reply free queue */
977	u16 		reply_free_queue_depth;
978	__le32		*reply_free;
979	dma_addr_t	reply_free_dma;
980	struct dma_pool *reply_free_dma_pool;
981	u32		reply_free_host_index;
982
983	/* reply post queue */
984	u16 		reply_post_queue_depth;
985	struct reply_post_struct *reply_post;
986	u8		rdpq_array_capable;
987	u8		rdpq_array_enable;
988	u8		rdpq_array_enable_assigned;
989	struct dma_pool *reply_post_free_dma_pool;
990	u8		reply_queue_count;
991	struct list_head reply_queue_list;
992
993	struct list_head delayed_tr_list;
994	struct list_head delayed_tr_volume_list;
995
996	/* diag buffer support */
997	u8		*diag_buffer[MPI2_DIAG_BUF_TYPE_COUNT];
998	u32		diag_buffer_sz[MPI2_DIAG_BUF_TYPE_COUNT];
999	dma_addr_t	diag_buffer_dma[MPI2_DIAG_BUF_TYPE_COUNT];
1000	u8		diag_buffer_status[MPI2_DIAG_BUF_TYPE_COUNT];
1001	u32		unique_id[MPI2_DIAG_BUF_TYPE_COUNT];
1002	Mpi2ManufacturingPage10_t manu_pg10;
1003	u32		product_specific[MPI2_DIAG_BUF_TYPE_COUNT][23];
1004	u32		diagnostic_flags[MPI2_DIAG_BUF_TYPE_COUNT];
1005	u32		ring_buffer_offset;
1006	u32		ring_buffer_sz;
1007	u8		is_warpdrive;
1008	u8		hide_ir_msg;
1009	u8		mfg_pg10_hide_flag;
1010	u8		hide_drives;
1011
1012};
1013
1014typedef u8 (*MPT_CALLBACK)(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
1015    u32 reply);
1016
1017
1018/* base shared API */
1019extern struct list_head mpt2sas_ioc_list;
1020void mpt2sas_base_start_watchdog(struct MPT2SAS_ADAPTER *ioc);
1021void mpt2sas_base_stop_watchdog(struct MPT2SAS_ADAPTER *ioc);
1022
1023int mpt2sas_base_attach(struct MPT2SAS_ADAPTER *ioc);
1024void mpt2sas_base_detach(struct MPT2SAS_ADAPTER *ioc);
1025int mpt2sas_base_map_resources(struct MPT2SAS_ADAPTER *ioc);
1026void mpt2sas_base_free_resources(struct MPT2SAS_ADAPTER *ioc);
1027int mpt2sas_base_hard_reset_handler(struct MPT2SAS_ADAPTER *ioc, int sleep_flag,
1028    enum reset_type type);
1029
1030void *mpt2sas_base_get_msg_frame(struct MPT2SAS_ADAPTER *ioc, u16 smid);
1031void *mpt2sas_base_get_sense_buffer(struct MPT2SAS_ADAPTER *ioc, u16 smid);
1032void mpt2sas_base_build_zero_len_sge(struct MPT2SAS_ADAPTER *ioc, void *paddr);
1033__le32 mpt2sas_base_get_sense_buffer_dma(struct MPT2SAS_ADAPTER *ioc,
1034    u16 smid);
1035void mpt2sas_base_flush_reply_queues(struct MPT2SAS_ADAPTER *ioc);
1036
1037/* hi-priority queue */
1038u16 mpt2sas_base_get_smid_hpr(struct MPT2SAS_ADAPTER *ioc, u8 cb_idx);
1039u16 mpt2sas_base_get_smid_scsiio(struct MPT2SAS_ADAPTER *ioc, u8 cb_idx,
1040    struct scsi_cmnd *scmd);
1041
1042u16 mpt2sas_base_get_smid(struct MPT2SAS_ADAPTER *ioc, u8 cb_idx);
1043void mpt2sas_base_free_smid(struct MPT2SAS_ADAPTER *ioc, u16 smid);
1044void mpt2sas_base_put_smid_scsi_io(struct MPT2SAS_ADAPTER *ioc, u16 smid,
1045    u16 handle);
1046void mpt2sas_base_put_smid_hi_priority(struct MPT2SAS_ADAPTER *ioc, u16 smid);
1047void mpt2sas_base_put_smid_target_assist(struct MPT2SAS_ADAPTER *ioc, u16 smid,
1048    u16 io_index);
1049void mpt2sas_base_put_smid_default(struct MPT2SAS_ADAPTER *ioc, u16 smid);
1050void mpt2sas_base_initialize_callback_handler(void);
1051u8 mpt2sas_base_register_callback_handler(MPT_CALLBACK cb_func);
1052void mpt2sas_base_release_callback_handler(u8 cb_idx);
1053
1054u8 mpt2sas_base_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
1055    u32 reply);
1056u8 mpt2sas_port_enable_done(struct MPT2SAS_ADAPTER *ioc, u16 smid,
1057	u8 msix_index,	u32 reply);
1058void *mpt2sas_base_get_reply_virt_addr(struct MPT2SAS_ADAPTER *ioc, u32 phys_addr);
1059
1060u32 mpt2sas_base_get_iocstate(struct MPT2SAS_ADAPTER *ioc, int cooked);
1061
1062void mpt2sas_base_fault_info(struct MPT2SAS_ADAPTER *ioc , u16 fault_code);
1063int mpt2sas_base_sas_iounit_control(struct MPT2SAS_ADAPTER *ioc,
1064    Mpi2SasIoUnitControlReply_t *mpi_reply, Mpi2SasIoUnitControlRequest_t
1065    *mpi_request);
1066int mpt2sas_base_scsi_enclosure_processor(struct MPT2SAS_ADAPTER *ioc,
1067    Mpi2SepReply_t *mpi_reply, Mpi2SepRequest_t *mpi_request);
1068void mpt2sas_base_validate_event_type(struct MPT2SAS_ADAPTER *ioc, u32 *event_type);
1069
1070void mpt2sas_halt_firmware(struct MPT2SAS_ADAPTER *ioc);
1071
1072void mpt2sas_base_update_missing_delay(struct MPT2SAS_ADAPTER *ioc,
1073	u16 device_missing_delay, u8 io_missing_delay);
1074
1075int mpt2sas_port_enable(struct MPT2SAS_ADAPTER *ioc);
1076
1077/* scsih shared API */
1078void mpt2sas_scsih_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index,
1079    u32 reply);
1080int mpt2sas_scsih_issue_tm(struct MPT2SAS_ADAPTER *ioc, u16 handle,
1081	uint channel, uint id, uint lun, u8 type, u16 smid_task,
1082	ulong timeout, enum mutex_type m_type);
1083void mpt2sas_scsih_set_tm_flag(struct MPT2SAS_ADAPTER *ioc, u16 handle);
1084void mpt2sas_scsih_clear_tm_flag(struct MPT2SAS_ADAPTER *ioc, u16 handle);
1085void mpt2sas_expander_remove(struct MPT2SAS_ADAPTER *ioc, u64 sas_address);
1086void mpt2sas_device_remove_by_sas_address(struct MPT2SAS_ADAPTER *ioc,
1087		u64 sas_address);
1088struct _sas_node *mpt2sas_scsih_expander_find_by_handle(struct MPT2SAS_ADAPTER *ioc,
1089    u16 handle);
1090struct _sas_node *mpt2sas_scsih_expander_find_by_sas_address(struct MPT2SAS_ADAPTER
1091    *ioc, u64 sas_address);
1092struct _sas_device *mpt2sas_scsih_sas_device_find_by_sas_address(
1093    struct MPT2SAS_ADAPTER *ioc, u64 sas_address);
1094
1095void mpt2sas_port_enable_complete(struct MPT2SAS_ADAPTER *ioc);
1096
1097void mpt2sas_scsih_reset_handler(struct MPT2SAS_ADAPTER *ioc, int reset_phase);
1098
1099/* config shared API */
1100u8 mpt2sas_config_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
1101    u32 reply);
1102int mpt2sas_config_get_number_hba_phys(struct MPT2SAS_ADAPTER *ioc, u8 *num_phys);
1103int mpt2sas_config_get_manufacturing_pg0(struct MPT2SAS_ADAPTER *ioc,
1104    Mpi2ConfigReply_t *mpi_reply, Mpi2ManufacturingPage0_t *config_page);
1105int mpt2sas_config_get_manufacturing_pg10(struct MPT2SAS_ADAPTER *ioc,
1106    Mpi2ConfigReply_t *mpi_reply, Mpi2ManufacturingPage10_t *config_page);
1107int mpt2sas_config_get_bios_pg2(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1108    *mpi_reply, Mpi2BiosPage2_t *config_page);
1109int mpt2sas_config_get_bios_pg3(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1110    *mpi_reply, Mpi2BiosPage3_t *config_page);
1111int mpt2sas_config_get_iounit_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1112    *mpi_reply, Mpi2IOUnitPage0_t *config_page);
1113int mpt2sas_config_get_sas_device_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1114    *mpi_reply, Mpi2SasDevicePage0_t *config_page, u32 form, u32 handle);
1115int mpt2sas_config_get_sas_device_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1116    *mpi_reply, Mpi2SasDevicePage1_t *config_page, u32 form, u32 handle);
1117int mpt2sas_config_get_sas_iounit_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1118    *mpi_reply, Mpi2SasIOUnitPage0_t *config_page, u16 sz);
1119int mpt2sas_config_get_iounit_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1120    *mpi_reply, Mpi2IOUnitPage1_t *config_page);
1121int mpt2sas_config_set_iounit_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1122    *mpi_reply, Mpi2IOUnitPage1_t *config_page);
1123int mpt2sas_config_get_iounit_pg3(struct MPT2SAS_ADAPTER *ioc,
1124	Mpi2ConfigReply_t *mpi_reply, Mpi2IOUnitPage3_t *config_page, u16 sz);
1125int mpt2sas_config_get_sas_iounit_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1126    *mpi_reply, Mpi2SasIOUnitPage1_t *config_page, u16 sz);
1127int mpt2sas_config_set_sas_iounit_pg1(struct MPT2SAS_ADAPTER *ioc,
1128    Mpi2ConfigReply_t *mpi_reply, Mpi2SasIOUnitPage1_t *config_page, u16 sz);
1129int mpt2sas_config_get_ioc_pg8(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1130    *mpi_reply, Mpi2IOCPage8_t *config_page);
1131int mpt2sas_config_get_expander_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1132    *mpi_reply, Mpi2ExpanderPage0_t *config_page, u32 form, u32 handle);
1133int mpt2sas_config_get_expander_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1134    *mpi_reply, Mpi2ExpanderPage1_t *config_page, u32 phy_number, u16 handle);
1135int mpt2sas_config_get_enclosure_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1136    *mpi_reply, Mpi2SasEnclosurePage0_t *config_page, u32 form, u32 handle);
1137int mpt2sas_config_get_phy_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1138    *mpi_reply, Mpi2SasPhyPage0_t *config_page, u32 phy_number);
1139int mpt2sas_config_get_phy_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1140    *mpi_reply, Mpi2SasPhyPage1_t *config_page, u32 phy_number);
1141int mpt2sas_config_get_raid_volume_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1142    *mpi_reply, Mpi2RaidVolPage1_t *config_page, u32 form, u32 handle);
1143int mpt2sas_config_get_number_pds(struct MPT2SAS_ADAPTER *ioc, u16 handle, u8 *num_pds);
1144int mpt2sas_config_get_raid_volume_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1145    *mpi_reply, Mpi2RaidVolPage0_t *config_page, u32 form, u32 handle, u16 sz);
1146int mpt2sas_config_get_phys_disk_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1147    *mpi_reply, Mpi2RaidPhysDiskPage0_t *config_page, u32 form,
1148    u32 form_specific);
1149int mpt2sas_config_get_volume_handle(struct MPT2SAS_ADAPTER *ioc, u16 pd_handle,
1150    u16 *volume_handle);
1151int mpt2sas_config_get_volume_wwid(struct MPT2SAS_ADAPTER *ioc, u16 volume_handle,
1152    u64 *wwid);
1153/* ctl shared API */
1154extern struct device_attribute *mpt2sas_host_attrs[];
1155extern struct device_attribute *mpt2sas_dev_attrs[];
1156void mpt2sas_ctl_init(void);
1157void mpt2sas_ctl_exit(void);
1158u8 mpt2sas_ctl_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
1159    u32 reply);
1160void mpt2sas_ctl_reset_handler(struct MPT2SAS_ADAPTER *ioc, int reset_phase);
1161void mpt2sas_ctl_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index,
1162    u32 reply);
1163void mpt2sas_ctl_add_to_event_log(struct MPT2SAS_ADAPTER *ioc,
1164    Mpi2EventNotificationReply_t *mpi_reply);
1165
1166void mpt2sas_enable_diag_buffer(struct MPT2SAS_ADAPTER *ioc,
1167	u8 bits_to_regsiter);
1168
1169/* transport shared API */
1170u8 mpt2sas_transport_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
1171    u32 reply);
1172struct _sas_port *mpt2sas_transport_port_add(struct MPT2SAS_ADAPTER *ioc,
1173     u16 handle, u64 sas_address);
1174void mpt2sas_transport_port_remove(struct MPT2SAS_ADAPTER *ioc, u64 sas_address,
1175     u64 sas_address_parent);
1176int mpt2sas_transport_add_host_phy(struct MPT2SAS_ADAPTER *ioc, struct _sas_phy
1177    *mpt2sas_phy, Mpi2SasPhyPage0_t phy_pg0, struct device *parent_dev);
1178int mpt2sas_transport_add_expander_phy(struct MPT2SAS_ADAPTER *ioc, struct _sas_phy
1179    *mpt2sas_phy, Mpi2ExpanderPage1_t expander_pg1, struct device *parent_dev);
1180void mpt2sas_transport_update_links(struct MPT2SAS_ADAPTER *ioc,
1181     u64 sas_address, u16 handle, u8 phy_number, u8 link_rate);
1182extern struct sas_function_template mpt2sas_transport_functions;
1183extern struct scsi_transport_template *mpt2sas_transport_template;
1184extern int scsi_internal_device_block(struct scsi_device *sdev);
1185extern u8 mpt2sas_stm_zero_smid_handler(struct MPT2SAS_ADAPTER *ioc,
1186    u8 msix_index, u32 reply);
1187extern int scsi_internal_device_unblock(struct scsi_device *sdev,
1188					enum scsi_device_state new_state);
1189
1190#endif /* MPT2SAS_BASE_H_INCLUDED */
1191