mpt2sas_base.h revision 6e88020025ccb6a6a0a54098acf1e187d2c9368c
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		"10.100.00.00"
73#define MPT2SAS_MAJOR_VERSION		10
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/**
548 * struct adapter_reply_queue - the reply queue struct
549 * @ioc: per adapter object
550 * @msix_index: msix index into vector table
551 * @vector: irq vector
552 * @reply_post_host_index: head index in the pool where FW completes IO
553 * @reply_post_free: reply post base virt address
554 * @name: the name registered to request_irq()
555 * @busy: isr is actively processing replies on another cpu
556 * @list: this list
557*/
558struct adapter_reply_queue {
559	struct MPT2SAS_ADAPTER	*ioc;
560	u8			msix_index;
561	unsigned int		vector;
562	u32			reply_post_host_index;
563	Mpi2ReplyDescriptorsUnion_t *reply_post_free;
564	char			name[MPT_NAME_LENGTH];
565	atomic_t		busy;
566	struct list_head	list;
567};
568
569/* IOC Facts and Port Facts converted from little endian to cpu */
570union mpi2_version_union {
571	MPI2_VERSION_STRUCT		Struct;
572	u32				Word;
573};
574
575struct mpt2sas_facts {
576	u16			MsgVersion;
577	u16			HeaderVersion;
578	u8			IOCNumber;
579	u8			VP_ID;
580	u8			VF_ID;
581	u16			IOCExceptions;
582	u16			IOCStatus;
583	u32			IOCLogInfo;
584	u8			MaxChainDepth;
585	u8			WhoInit;
586	u8			NumberOfPorts;
587	u8			MaxMSIxVectors;
588	u16			RequestCredit;
589	u16			ProductID;
590	u32			IOCCapabilities;
591	union mpi2_version_union	FWVersion;
592	u16			IOCRequestFrameSize;
593	u16			Reserved3;
594	u16			MaxInitiators;
595	u16			MaxTargets;
596	u16			MaxSasExpanders;
597	u16			MaxEnclosures;
598	u16			ProtocolFlags;
599	u16			HighPriorityCredit;
600	u16			MaxReplyDescriptorPostQueueDepth;
601	u8			ReplyFrameSize;
602	u8			MaxVolumes;
603	u16			MaxDevHandle;
604	u16			MaxPersistentEntries;
605	u16			MinDevHandle;
606};
607
608struct mpt2sas_port_facts {
609	u8			PortNumber;
610	u8			VP_ID;
611	u8			VF_ID;
612	u8			PortType;
613	u16			MaxPostedCmdBuffers;
614};
615
616/**
617 * enum mutex_type - task management mutex type
618 * @TM_MUTEX_OFF: mutex is not required becuase calling function is acquiring it
619 * @TM_MUTEX_ON: mutex is required
620 */
621enum mutex_type {
622	TM_MUTEX_OFF = 0,
623	TM_MUTEX_ON = 1,
624};
625
626/**
627 * struct MPT2SAS_ADAPTER - per adapter struct
628 * @list: ioc_list
629 * @shost: shost object
630 * @id: unique adapter id
631 * @cpu_count: number online cpus
632 * @name: generic ioc string
633 * @tmp_string: tmp string used for logging
634 * @pdev: pci pdev object
635 * @chip: memory mapped register space
636 * @chip_phys: physical addrss prior to mapping
637 * @logging_level: see mpt2sas_debug.h
638 * @fwfault_debug: debuging FW timeouts
639 * @ir_firmware: IR firmware present
640 * @bars: bitmask of BAR's that must be configured
641 * @mask_interrupts: ignore interrupt
642 * @fault_reset_work_q_name: fw fault work queue
643 * @fault_reset_work_q: ""
644 * @fault_reset_work: ""
645 * @firmware_event_name: fw event work queue
646 * @firmware_event_thread: ""
647 * @fw_events_off: flag to turn off fw event handling
648 * @fw_event_lock:
649 * @fw_event_list: list of fw events
650 * @aen_event_read_flag: event log was read
651 * @broadcast_aen_busy: broadcast aen waiting to be serviced
652 * @shost_recovery: host reset in progress
653 * @ioc_reset_in_progress_lock:
654 * @ioc_link_reset_in_progress: phy/hard reset in progress
655 * @ignore_loginfos: ignore loginfos during task management
656 * @remove_host: flag for when driver unloads, to avoid sending dev resets
657 * @pci_error_recovery: flag to prevent ioc access until slot reset completes
658 * @wait_for_discovery_to_complete: flag set at driver load time when
659 *                                               waiting on reporting devices
660 * @is_driver_loading: flag set at driver load time
661 * @port_enable_failed: flag set when port enable has failed
662 * @start_scan: flag set from scan_start callback, cleared from _mpt2sas_fw_work
663 * @start_scan_failed: means port enable failed, return's the ioc_status
664 * @msix_enable: flag indicating msix is enabled
665 * @msix_vector_count: number msix vectors
666 * @cpu_msix_table: table for mapping cpus to msix index
667 * @cpu_msix_table_sz: table size
668 * @scsi_io_cb_idx: shost generated commands
669 * @tm_cb_idx: task management commands
670 * @scsih_cb_idx: scsih internal commands
671 * @transport_cb_idx: transport internal commands
672 * @ctl_cb_idx: clt internal commands
673 * @base_cb_idx: base internal commands
674 * @config_cb_idx: base internal commands
675 * @tm_tr_cb_idx : device removal target reset handshake
676 * @tm_tr_volume_cb_idx : volume removal target reset
677 * @base_cmds:
678 * @transport_cmds:
679 * @scsih_cmds:
680 * @tm_cmds:
681 * @ctl_cmds:
682 * @config_cmds:
683 * @base_add_sg_single: handler for either 32/64 bit sgl's
684 * @event_type: bits indicating which events to log
685 * @event_context: unique id for each logged event
686 * @event_log: event log pointer
687 * @event_masks: events that are masked
688 * @facts: static facts data
689 * @pfacts: static port facts data
690 * @manu_pg0: static manufacturing page 0
691 * @manu_pg10: static manufacturing page 10
692 * @bios_pg2: static bios page 2
693 * @bios_pg3: static bios page 3
694 * @ioc_pg8: static ioc page 8
695 * @iounit_pg0: static iounit page 0
696 * @iounit_pg1: static iounit page 1
697 * @sas_hba: sas host object
698 * @sas_expander_list: expander object list
699 * @sas_node_lock:
700 * @sas_device_list: sas device object list
701 * @sas_device_init_list: sas device object list (used only at init time)
702 * @sas_device_lock:
703 * @io_missing_delay: time for IO completed by fw when PDR enabled
704 * @device_missing_delay: time for device missing by fw when PDR enabled
705 * @sas_id : used for setting volume target IDs
706 * @pd_handles : bitmask for PD handles
707 * @pd_handles_sz : size of pd_handle bitmask
708 * @config_page_sz: config page size
709 * @config_page: reserve memory for config page payload
710 * @config_page_dma:
711 * @hba_queue_depth: hba request queue depth
712 * @sge_size: sg element size for either 32/64 bit
713 * @scsiio_depth: SCSI_IO queue depth
714 * @request_sz: per request frame size
715 * @request: pool of request frames
716 * @request_dma:
717 * @request_dma_sz:
718 * @scsi_lookup: firmware request tracker list
719 * @scsi_lookup_lock:
720 * @free_list: free list of request
721 * @chain: pool of chains
722 * @pending_io_count:
723 * @reset_wq:
724 * @chain_dma:
725 * @max_sges_in_main_message: number sg elements in main message
726 * @max_sges_in_chain_message: number sg elements per chain
727 * @chains_needed_per_io: max chains per io
728 * @chain_offset_value_for_main_message: location 1st sg in main
729 * @chain_depth: total chains allocated
730 * @hi_priority_smid:
731 * @hi_priority:
732 * @hi_priority_dma:
733 * @hi_priority_depth:
734 * @hpr_lookup:
735 * @hpr_free_list:
736 * @internal_smid:
737 * @internal:
738 * @internal_dma:
739 * @internal_depth:
740 * @internal_lookup:
741 * @internal_free_list:
742 * @sense: pool of sense
743 * @sense_dma:
744 * @sense_dma_pool:
745 * @reply_depth: hba reply queue depth:
746 * @reply_sz: per reply frame size:
747 * @reply: pool of replys:
748 * @reply_dma:
749 * @reply_dma_pool:
750 * @reply_free_queue_depth: reply free depth
751 * @reply_free: pool for reply free queue (32 bit addr)
752 * @reply_free_dma:
753 * @reply_free_dma_pool:
754 * @reply_free_host_index: tail index in pool to insert free replys
755 * @reply_post_queue_depth: reply post queue depth
756 * @reply_post_free: pool for reply post (64bit descriptor)
757 * @reply_post_free_dma:
758 * @reply_queue_count: number of reply queue's
759 * @reply_queue_list: link list contaning the reply queue info
760 * @reply_post_host_index: head index in the pool where FW completes IO
761 * @delayed_tr_list: target reset link list
762 * @delayed_tr_volume_list: volume target reset link list
763 */
764struct MPT2SAS_ADAPTER {
765	struct list_head list;
766	struct Scsi_Host *shost;
767	u8		id;
768	int		cpu_count;
769	char		name[MPT_NAME_LENGTH];
770	char		tmp_string[MPT_STRING_LENGTH];
771	struct pci_dev	*pdev;
772	Mpi2SystemInterfaceRegs_t __iomem *chip;
773	resource_size_t	chip_phys;
774	int		logging_level;
775	int		fwfault_debug;
776	u8		ir_firmware;
777	int		bars;
778	u8		mask_interrupts;
779
780	/* fw fault handler */
781	char		fault_reset_work_q_name[20];
782	struct workqueue_struct *fault_reset_work_q;
783	struct delayed_work fault_reset_work;
784
785	/* fw event handler */
786	char		firmware_event_name[20];
787	struct workqueue_struct	*firmware_event_thread;
788	spinlock_t	fw_event_lock;
789	struct list_head fw_event_list;
790
791	 /* misc flags */
792	int		aen_event_read_flag;
793	u8		broadcast_aen_busy;
794	u16		broadcast_aen_pending;
795	u8		shost_recovery;
796
797	struct mutex	reset_in_progress_mutex;
798	spinlock_t 	ioc_reset_in_progress_lock;
799	u8		ioc_link_reset_in_progress;
800	u8		ioc_reset_in_progress_status;
801
802	u8		ignore_loginfos;
803	u8		remove_host;
804	u8		pci_error_recovery;
805	u8		wait_for_discovery_to_complete;
806	struct completion	port_enable_done;
807	u8		is_driver_loading;
808	u8		port_enable_failed;
809
810	u8		start_scan;
811	u16		start_scan_failed;
812
813	u8		msix_enable;
814	u16		msix_vector_count;
815	u8		*cpu_msix_table;
816	resource_size_t	**reply_post_host_index;
817	u16		cpu_msix_table_sz;
818	u32		ioc_reset_count;
819
820	/* internal commands, callback index */
821	u8		scsi_io_cb_idx;
822	u8		tm_cb_idx;
823	u8		transport_cb_idx;
824	u8		scsih_cb_idx;
825	u8		ctl_cb_idx;
826	u8		base_cb_idx;
827	u8		port_enable_cb_idx;
828	u8		config_cb_idx;
829	u8		tm_tr_cb_idx;
830	u8		tm_tr_volume_cb_idx;
831	u8		tm_sas_control_cb_idx;
832	struct _internal_cmd base_cmds;
833	struct _internal_cmd port_enable_cmds;
834	struct _internal_cmd transport_cmds;
835	struct _internal_cmd scsih_cmds;
836	struct _internal_cmd tm_cmds;
837	struct _internal_cmd ctl_cmds;
838	struct _internal_cmd config_cmds;
839
840	MPT_ADD_SGE	base_add_sg_single;
841
842	/* event log */
843	u32		event_type[MPI2_EVENT_NOTIFY_EVENTMASK_WORDS];
844	u32		event_context;
845	void		*event_log;
846	u32		event_masks[MPI2_EVENT_NOTIFY_EVENTMASK_WORDS];
847
848	/* static config pages */
849	struct mpt2sas_facts facts;
850	struct mpt2sas_port_facts *pfacts;
851	Mpi2ManufacturingPage0_t manu_pg0;
852	Mpi2BiosPage2_t	bios_pg2;
853	Mpi2BiosPage3_t	bios_pg3;
854	Mpi2IOCPage8_t ioc_pg8;
855	Mpi2IOUnitPage0_t iounit_pg0;
856	Mpi2IOUnitPage1_t iounit_pg1;
857
858	struct _boot_device req_boot_device;
859	struct _boot_device req_alt_boot_device;
860	struct _boot_device current_boot_device;
861
862	/* sas hba, expander, and device list */
863	struct _sas_node sas_hba;
864	struct list_head sas_expander_list;
865	spinlock_t	sas_node_lock;
866	struct list_head sas_device_list;
867	struct list_head sas_device_init_list;
868	spinlock_t	sas_device_lock;
869	struct list_head raid_device_list;
870	spinlock_t	raid_device_lock;
871	u8		io_missing_delay;
872	u16		device_missing_delay;
873	int		sas_id;
874
875	void		*pd_handles;
876	u16		pd_handles_sz;
877
878	/* config page */
879	u16		config_page_sz;
880	void 		*config_page;
881	dma_addr_t	config_page_dma;
882
883	/* scsiio request */
884	u16		hba_queue_depth;
885	u16		sge_size;
886	u16 		scsiio_depth;
887	u16		request_sz;
888	u8		*request;
889	dma_addr_t	request_dma;
890	u32		request_dma_sz;
891	struct scsiio_tracker *scsi_lookup;
892	ulong		scsi_lookup_pages;
893	spinlock_t 	scsi_lookup_lock;
894	struct list_head free_list;
895	int		pending_io_count;
896	wait_queue_head_t reset_wq;
897
898	/* chain */
899	struct chain_tracker *chain_lookup;
900	struct list_head free_chain_list;
901	struct dma_pool *chain_dma_pool;
902	ulong		chain_pages;
903	u16 		max_sges_in_main_message;
904	u16		max_sges_in_chain_message;
905	u16		chains_needed_per_io;
906	u16		chain_offset_value_for_main_message;
907	u32		chain_depth;
908
909	/* hi-priority queue */
910	u16		hi_priority_smid;
911	u8		*hi_priority;
912	dma_addr_t	hi_priority_dma;
913	u16		hi_priority_depth;
914	struct request_tracker *hpr_lookup;
915	struct list_head hpr_free_list;
916
917	/* internal queue */
918	u16		internal_smid;
919	u8		*internal;
920	dma_addr_t	internal_dma;
921	u16		internal_depth;
922	struct request_tracker *internal_lookup;
923	struct list_head internal_free_list;
924
925	/* sense */
926	u8		*sense;
927	dma_addr_t	sense_dma;
928	struct dma_pool *sense_dma_pool;
929
930	/* reply */
931	u16		reply_sz;
932	u8		*reply;
933	dma_addr_t	reply_dma;
934	u32		reply_dma_max_address;
935	u32		reply_dma_min_address;
936	struct dma_pool *reply_dma_pool;
937
938	/* reply free queue */
939	u16 		reply_free_queue_depth;
940	__le32		*reply_free;
941	dma_addr_t	reply_free_dma;
942	struct dma_pool *reply_free_dma_pool;
943	u32		reply_free_host_index;
944
945	/* reply post queue */
946	u16 		reply_post_queue_depth;
947	Mpi2ReplyDescriptorsUnion_t *reply_post_free;
948	dma_addr_t	reply_post_free_dma;
949	struct dma_pool *reply_post_free_dma_pool;
950	u8		reply_queue_count;
951	struct list_head reply_queue_list;
952
953	struct list_head delayed_tr_list;
954	struct list_head delayed_tr_volume_list;
955
956	/* diag buffer support */
957	u8		*diag_buffer[MPI2_DIAG_BUF_TYPE_COUNT];
958	u32		diag_buffer_sz[MPI2_DIAG_BUF_TYPE_COUNT];
959	dma_addr_t	diag_buffer_dma[MPI2_DIAG_BUF_TYPE_COUNT];
960	u8		diag_buffer_status[MPI2_DIAG_BUF_TYPE_COUNT];
961	u32		unique_id[MPI2_DIAG_BUF_TYPE_COUNT];
962	Mpi2ManufacturingPage10_t manu_pg10;
963	u32		product_specific[MPI2_DIAG_BUF_TYPE_COUNT][23];
964	u32		diagnostic_flags[MPI2_DIAG_BUF_TYPE_COUNT];
965	u32		ring_buffer_offset;
966	u32		ring_buffer_sz;
967	u8		is_warpdrive;
968	u8		hide_ir_msg;
969	u8		mfg_pg10_hide_flag;
970	u8		hide_drives;
971
972};
973
974typedef u8 (*MPT_CALLBACK)(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
975    u32 reply);
976
977
978/* base shared API */
979extern struct list_head mpt2sas_ioc_list;
980void mpt2sas_base_start_watchdog(struct MPT2SAS_ADAPTER *ioc);
981void mpt2sas_base_stop_watchdog(struct MPT2SAS_ADAPTER *ioc);
982
983int mpt2sas_base_attach(struct MPT2SAS_ADAPTER *ioc);
984void mpt2sas_base_detach(struct MPT2SAS_ADAPTER *ioc);
985int mpt2sas_base_map_resources(struct MPT2SAS_ADAPTER *ioc);
986void mpt2sas_base_free_resources(struct MPT2SAS_ADAPTER *ioc);
987int mpt2sas_base_hard_reset_handler(struct MPT2SAS_ADAPTER *ioc, int sleep_flag,
988    enum reset_type type);
989
990void *mpt2sas_base_get_msg_frame(struct MPT2SAS_ADAPTER *ioc, u16 smid);
991void *mpt2sas_base_get_sense_buffer(struct MPT2SAS_ADAPTER *ioc, u16 smid);
992void mpt2sas_base_build_zero_len_sge(struct MPT2SAS_ADAPTER *ioc, void *paddr);
993__le32 mpt2sas_base_get_sense_buffer_dma(struct MPT2SAS_ADAPTER *ioc,
994    u16 smid);
995void mpt2sas_base_flush_reply_queues(struct MPT2SAS_ADAPTER *ioc);
996
997/* hi-priority queue */
998u16 mpt2sas_base_get_smid_hpr(struct MPT2SAS_ADAPTER *ioc, u8 cb_idx);
999u16 mpt2sas_base_get_smid_scsiio(struct MPT2SAS_ADAPTER *ioc, u8 cb_idx,
1000    struct scsi_cmnd *scmd);
1001
1002u16 mpt2sas_base_get_smid(struct MPT2SAS_ADAPTER *ioc, u8 cb_idx);
1003void mpt2sas_base_free_smid(struct MPT2SAS_ADAPTER *ioc, u16 smid);
1004void mpt2sas_base_put_smid_scsi_io(struct MPT2SAS_ADAPTER *ioc, u16 smid,
1005    u16 handle);
1006void mpt2sas_base_put_smid_hi_priority(struct MPT2SAS_ADAPTER *ioc, u16 smid);
1007void mpt2sas_base_put_smid_target_assist(struct MPT2SAS_ADAPTER *ioc, u16 smid,
1008    u16 io_index);
1009void mpt2sas_base_put_smid_default(struct MPT2SAS_ADAPTER *ioc, u16 smid);
1010void mpt2sas_base_initialize_callback_handler(void);
1011u8 mpt2sas_base_register_callback_handler(MPT_CALLBACK cb_func);
1012void mpt2sas_base_release_callback_handler(u8 cb_idx);
1013
1014u8 mpt2sas_base_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
1015    u32 reply);
1016u8 mpt2sas_port_enable_done(struct MPT2SAS_ADAPTER *ioc, u16 smid,
1017	u8 msix_index,	u32 reply);
1018void *mpt2sas_base_get_reply_virt_addr(struct MPT2SAS_ADAPTER *ioc, u32 phys_addr);
1019
1020u32 mpt2sas_base_get_iocstate(struct MPT2SAS_ADAPTER *ioc, int cooked);
1021
1022void mpt2sas_base_fault_info(struct MPT2SAS_ADAPTER *ioc , u16 fault_code);
1023int mpt2sas_base_sas_iounit_control(struct MPT2SAS_ADAPTER *ioc,
1024    Mpi2SasIoUnitControlReply_t *mpi_reply, Mpi2SasIoUnitControlRequest_t
1025    *mpi_request);
1026int mpt2sas_base_scsi_enclosure_processor(struct MPT2SAS_ADAPTER *ioc,
1027    Mpi2SepReply_t *mpi_reply, Mpi2SepRequest_t *mpi_request);
1028void mpt2sas_base_validate_event_type(struct MPT2SAS_ADAPTER *ioc, u32 *event_type);
1029
1030void mpt2sas_halt_firmware(struct MPT2SAS_ADAPTER *ioc);
1031
1032int mpt2sas_port_enable(struct MPT2SAS_ADAPTER *ioc);
1033
1034/* scsih shared API */
1035u8 mpt2sas_scsih_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index,
1036    u32 reply);
1037int mpt2sas_scsih_issue_tm(struct MPT2SAS_ADAPTER *ioc, u16 handle,
1038	uint channel, uint id, uint lun, u8 type, u16 smid_task,
1039	ulong timeout, unsigned long serial_number, enum mutex_type m_type);
1040void mpt2sas_scsih_set_tm_flag(struct MPT2SAS_ADAPTER *ioc, u16 handle);
1041void mpt2sas_scsih_clear_tm_flag(struct MPT2SAS_ADAPTER *ioc, u16 handle);
1042void mpt2sas_expander_remove(struct MPT2SAS_ADAPTER *ioc, u64 sas_address);
1043void mpt2sas_device_remove(struct MPT2SAS_ADAPTER *ioc, u64 sas_address);
1044struct _sas_node *mpt2sas_scsih_expander_find_by_handle(struct MPT2SAS_ADAPTER *ioc,
1045    u16 handle);
1046struct _sas_node *mpt2sas_scsih_expander_find_by_sas_address(struct MPT2SAS_ADAPTER
1047    *ioc, u64 sas_address);
1048struct _sas_device *mpt2sas_scsih_sas_device_find_by_sas_address(
1049    struct MPT2SAS_ADAPTER *ioc, u64 sas_address);
1050
1051void mpt2sas_port_enable_complete(struct MPT2SAS_ADAPTER *ioc);
1052
1053void mpt2sas_scsih_reset_handler(struct MPT2SAS_ADAPTER *ioc, int reset_phase);
1054
1055/* config shared API */
1056u8 mpt2sas_config_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
1057    u32 reply);
1058int mpt2sas_config_get_number_hba_phys(struct MPT2SAS_ADAPTER *ioc, u8 *num_phys);
1059int mpt2sas_config_get_manufacturing_pg0(struct MPT2SAS_ADAPTER *ioc,
1060    Mpi2ConfigReply_t *mpi_reply, Mpi2ManufacturingPage0_t *config_page);
1061int mpt2sas_config_get_manufacturing_pg10(struct MPT2SAS_ADAPTER *ioc,
1062    Mpi2ConfigReply_t *mpi_reply, Mpi2ManufacturingPage10_t *config_page);
1063int mpt2sas_config_get_bios_pg2(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1064    *mpi_reply, Mpi2BiosPage2_t *config_page);
1065int mpt2sas_config_get_bios_pg3(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1066    *mpi_reply, Mpi2BiosPage3_t *config_page);
1067int mpt2sas_config_get_iounit_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1068    *mpi_reply, Mpi2IOUnitPage0_t *config_page);
1069int mpt2sas_config_get_sas_device_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1070    *mpi_reply, Mpi2SasDevicePage0_t *config_page, u32 form, u32 handle);
1071int mpt2sas_config_get_sas_device_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1072    *mpi_reply, Mpi2SasDevicePage1_t *config_page, u32 form, u32 handle);
1073int mpt2sas_config_get_sas_iounit_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1074    *mpi_reply, Mpi2SasIOUnitPage0_t *config_page, u16 sz);
1075int mpt2sas_config_get_iounit_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1076    *mpi_reply, Mpi2IOUnitPage1_t *config_page);
1077int mpt2sas_config_set_iounit_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1078    *mpi_reply, Mpi2IOUnitPage1_t *config_page);
1079int mpt2sas_config_get_sas_iounit_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1080    *mpi_reply, Mpi2SasIOUnitPage1_t *config_page, u16 sz);
1081int mpt2sas_config_set_sas_iounit_pg1(struct MPT2SAS_ADAPTER *ioc,
1082    Mpi2ConfigReply_t *mpi_reply, Mpi2SasIOUnitPage1_t *config_page, u16 sz);
1083int mpt2sas_config_get_ioc_pg8(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1084    *mpi_reply, Mpi2IOCPage8_t *config_page);
1085int mpt2sas_config_get_expander_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1086    *mpi_reply, Mpi2ExpanderPage0_t *config_page, u32 form, u32 handle);
1087int mpt2sas_config_get_expander_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1088    *mpi_reply, Mpi2ExpanderPage1_t *config_page, u32 phy_number, u16 handle);
1089int mpt2sas_config_get_enclosure_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1090    *mpi_reply, Mpi2SasEnclosurePage0_t *config_page, u32 form, u32 handle);
1091int mpt2sas_config_get_phy_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1092    *mpi_reply, Mpi2SasPhyPage0_t *config_page, u32 phy_number);
1093int mpt2sas_config_get_phy_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1094    *mpi_reply, Mpi2SasPhyPage1_t *config_page, u32 phy_number);
1095int mpt2sas_config_get_raid_volume_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1096    *mpi_reply, Mpi2RaidVolPage1_t *config_page, u32 form, u32 handle);
1097int mpt2sas_config_get_number_pds(struct MPT2SAS_ADAPTER *ioc, u16 handle, u8 *num_pds);
1098int mpt2sas_config_get_raid_volume_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1099    *mpi_reply, Mpi2RaidVolPage0_t *config_page, u32 form, u32 handle, u16 sz);
1100int mpt2sas_config_get_phys_disk_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1101    *mpi_reply, Mpi2RaidPhysDiskPage0_t *config_page, u32 form,
1102    u32 form_specific);
1103int mpt2sas_config_get_volume_handle(struct MPT2SAS_ADAPTER *ioc, u16 pd_handle,
1104    u16 *volume_handle);
1105int mpt2sas_config_get_volume_wwid(struct MPT2SAS_ADAPTER *ioc, u16 volume_handle,
1106    u64 *wwid);
1107/* ctl shared API */
1108extern struct device_attribute *mpt2sas_host_attrs[];
1109extern struct device_attribute *mpt2sas_dev_attrs[];
1110void mpt2sas_ctl_init(void);
1111void mpt2sas_ctl_exit(void);
1112u8 mpt2sas_ctl_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
1113    u32 reply);
1114void mpt2sas_ctl_reset_handler(struct MPT2SAS_ADAPTER *ioc, int reset_phase);
1115u8 mpt2sas_ctl_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index,
1116    u32 reply);
1117void mpt2sas_ctl_add_to_event_log(struct MPT2SAS_ADAPTER *ioc,
1118    Mpi2EventNotificationReply_t *mpi_reply);
1119
1120void mpt2sas_enable_diag_buffer(struct MPT2SAS_ADAPTER *ioc,
1121	u8 bits_to_regsiter);
1122
1123/* transport shared API */
1124u8 mpt2sas_transport_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
1125    u32 reply);
1126struct _sas_port *mpt2sas_transport_port_add(struct MPT2SAS_ADAPTER *ioc,
1127     u16 handle, u64 sas_address);
1128void mpt2sas_transport_port_remove(struct MPT2SAS_ADAPTER *ioc, u64 sas_address,
1129     u64 sas_address_parent);
1130int mpt2sas_transport_add_host_phy(struct MPT2SAS_ADAPTER *ioc, struct _sas_phy
1131    *mpt2sas_phy, Mpi2SasPhyPage0_t phy_pg0, struct device *parent_dev);
1132int mpt2sas_transport_add_expander_phy(struct MPT2SAS_ADAPTER *ioc, struct _sas_phy
1133    *mpt2sas_phy, Mpi2ExpanderPage1_t expander_pg1, struct device *parent_dev);
1134void mpt2sas_transport_update_links(struct MPT2SAS_ADAPTER *ioc,
1135     u64 sas_address, u16 handle, u8 phy_number, u8 link_rate);
1136extern struct sas_function_template mpt2sas_transport_functions;
1137extern struct scsi_transport_template *mpt2sas_transport_template;
1138extern int scsi_internal_device_block(struct scsi_device *sdev);
1139extern u8 mpt2sas_stm_zero_smid_handler(struct MPT2SAS_ADAPTER *ioc,
1140    u8 msix_index, u32 reply);
1141extern int scsi_internal_device_unblock(struct scsi_device *sdev);
1142
1143#endif /* MPT2SAS_BASE_H_INCLUDED */
1144