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 * Copyright (C) 20013-2014 Avago Technologies
8 *  (mailto: MPT-FusionLinux.pdl@avagotech.com)
9 *
10 * This program is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU General Public License
12 * as published by the Free Software Foundation; either version 2
13 * of the License, or (at your option) any later version.
14 *
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18 * GNU General Public License for more details.
19 *
20 * NO WARRANTY
21 * THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR
22 * CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT
23 * LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT,
24 * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is
25 * solely responsible for determining the appropriateness of using and
26 * distributing the Program and assumes all risks associated with its
27 * exercise of rights under this Agreement, including but not limited to
28 * the risks and costs of program errors, damage to or loss of data,
29 * programs or equipment, and unavailability or interruption of operations.
30
31 * DISCLAIMER OF LIABILITY
32 * NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY
33 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
34 * DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND
35 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
36 * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
37 * USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED
38 * HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES
39
40 * You should have received a copy of the GNU General Public License
41 * along with this program; if not, write to the Free Software
42 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
43 * USA.
44 */
45
46#ifndef MPT2SAS_BASE_H_INCLUDED
47#define MPT2SAS_BASE_H_INCLUDED
48
49#include "mpi/mpi2_type.h"
50#include "mpi/mpi2.h"
51#include "mpi/mpi2_ioc.h"
52#include "mpi/mpi2_cnfg.h"
53#include "mpi/mpi2_init.h"
54#include "mpi/mpi2_raid.h"
55#include "mpi/mpi2_tool.h"
56#include "mpi/mpi2_sas.h"
57
58#include <scsi/scsi.h>
59#include <scsi/scsi_cmnd.h>
60#include <scsi/scsi_device.h>
61#include <scsi/scsi_host.h>
62#include <scsi/scsi_tcq.h>
63#include <scsi/scsi_transport_sas.h>
64#include <scsi/scsi_dbg.h>
65#include <scsi/scsi_eh.h>
66
67#include "mpt2sas_debug.h"
68
69/* driver versioning info */
70#define MPT2SAS_DRIVER_NAME		"mpt2sas"
71#define MPT2SAS_AUTHOR "Avago Technologies <MPT-FusionLinux.pdl@avagotech.com>"
72#define MPT2SAS_DESCRIPTION	"LSI MPT Fusion SAS 2.0 Device Driver"
73#define MPT2SAS_DRIVER_VERSION		"20.100.00.00"
74#define MPT2SAS_MAJOR_VERSION		20
75#define MPT2SAS_MINOR_VERSION		100
76#define MPT2SAS_BUILD_VERSION		00
77#define MPT2SAS_RELEASE_VERSION		00
78
79/*
80 * Set MPT2SAS_SG_DEPTH value based on user input.
81 */
82#ifdef CONFIG_SCSI_MPT2SAS_MAX_SGE
83#if     CONFIG_SCSI_MPT2SAS_MAX_SGE  < 16
84#define MPT2SAS_SG_DEPTH       16
85#elif CONFIG_SCSI_MPT2SAS_MAX_SGE  > 128
86#define MPT2SAS_SG_DEPTH       128
87#else
88#define MPT2SAS_SG_DEPTH       CONFIG_SCSI_MPT2SAS_MAX_SGE
89#endif
90#else
91#define MPT2SAS_SG_DEPTH       128 /* MAX_HW_SEGMENTS */
92#endif
93
94
95/*
96 * Generic Defines
97 */
98#define MPT2SAS_SATA_QUEUE_DEPTH	32
99#define MPT2SAS_SAS_QUEUE_DEPTH		254
100#define MPT2SAS_RAID_QUEUE_DEPTH	128
101
102#define MPT_NAME_LENGTH			32	/* generic length of strings */
103#define MPT_STRING_LENGTH		64
104
105#define MPT_MAX_CALLBACKS		16
106
107
108#define	 CAN_SLEEP			1
109#define  NO_SLEEP			0
110
111#define INTERNAL_CMDS_COUNT		10	/* reserved cmds */
112
113#define MPI2_HIM_MASK			0xFFFFFFFF /* mask every bit*/
114
115#define MPT2SAS_INVALID_DEVICE_HANDLE	0xFFFF
116
117
118/*
119 * reset phases
120 */
121#define MPT2_IOC_PRE_RESET		1 /* prior to host reset */
122#define MPT2_IOC_AFTER_RESET		2 /* just after host reset */
123#define MPT2_IOC_DONE_RESET		3 /* links re-initialized */
124
125/*
126 * logging format
127 */
128#define MPT2SAS_FMT			"%s: "
129#define MPT2SAS_INFO_FMT		KERN_INFO MPT2SAS_FMT
130#define MPT2SAS_NOTE_FMT		KERN_NOTICE MPT2SAS_FMT
131#define MPT2SAS_WARN_FMT		KERN_WARNING MPT2SAS_FMT
132#define MPT2SAS_ERR_FMT			KERN_ERR MPT2SAS_FMT
133
134/*
135 * Dell HBA branding
136 */
137#define MPT2SAS_DELL_BRANDING_SIZE                 32
138
139#define MPT2SAS_DELL_6GBPS_SAS_HBA_BRANDING        "Dell 6Gbps SAS HBA"
140#define MPT2SAS_DELL_PERC_H200_ADAPTER_BRANDING    "Dell PERC H200 Adapter"
141#define MPT2SAS_DELL_PERC_H200_INTEGRATED_BRANDING "Dell PERC H200 Integrated"
142#define MPT2SAS_DELL_PERC_H200_MODULAR_BRANDING    "Dell PERC H200 Modular"
143#define MPT2SAS_DELL_PERC_H200_EMBEDDED_BRANDING   "Dell PERC H200 Embedded"
144#define MPT2SAS_DELL_PERC_H200_BRANDING            "Dell PERC H200"
145#define MPT2SAS_DELL_6GBPS_SAS_BRANDING            "Dell 6Gbps SAS"
146
147/*
148 * Dell HBA SSDIDs
149 */
150#define MPT2SAS_DELL_6GBPS_SAS_HBA_SSDID           0x1F1C
151#define MPT2SAS_DELL_PERC_H200_ADAPTER_SSDID       0x1F1D
152#define MPT2SAS_DELL_PERC_H200_INTEGRATED_SSDID    0x1F1E
153#define MPT2SAS_DELL_PERC_H200_MODULAR_SSDID       0x1F1F
154#define MPT2SAS_DELL_PERC_H200_EMBEDDED_SSDID      0x1F20
155#define MPT2SAS_DELL_PERC_H200_SSDID               0x1F21
156#define MPT2SAS_DELL_6GBPS_SAS_SSDID               0x1F22
157
158/*
159 * Intel HBA branding
160 */
161#define MPT2SAS_INTEL_RMS25JB080_BRANDING    \
162				"Intel(R) Integrated RAID Module RMS25JB080"
163#define MPT2SAS_INTEL_RMS25JB040_BRANDING    \
164				"Intel(R) Integrated RAID Module RMS25JB040"
165#define MPT2SAS_INTEL_RMS25KB080_BRANDING    \
166				"Intel(R) Integrated RAID Module RMS25KB080"
167#define MPT2SAS_INTEL_RMS25KB040_BRANDING    \
168				"Intel(R) Integrated RAID Module RMS25KB040"
169#define MPT2SAS_INTEL_RMS25LB040_BRANDING	\
170				"Intel(R) Integrated RAID Module RMS25LB040"
171#define MPT2SAS_INTEL_RMS25LB080_BRANDING	\
172				"Intel(R) Integrated RAID Module RMS25LB080"
173#define MPT2SAS_INTEL_RMS2LL080_BRANDING	\
174				"Intel Integrated RAID Module RMS2LL080"
175#define MPT2SAS_INTEL_RMS2LL040_BRANDING	\
176				"Intel Integrated RAID Module RMS2LL040"
177#define MPT2SAS_INTEL_RS25GB008_BRANDING       \
178				"Intel(R) RAID Controller RS25GB008"
179#define MPT2SAS_INTEL_SSD910_BRANDING          \
180				"Intel(R) SSD 910 Series"
181/*
182 * Intel HBA SSDIDs
183 */
184#define MPT2SAS_INTEL_RMS25JB080_SSDID         0x3516
185#define MPT2SAS_INTEL_RMS25JB040_SSDID         0x3517
186#define MPT2SAS_INTEL_RMS25KB080_SSDID         0x3518
187#define MPT2SAS_INTEL_RMS25KB040_SSDID         0x3519
188#define MPT2SAS_INTEL_RMS25LB040_SSDID         0x351A
189#define MPT2SAS_INTEL_RMS25LB080_SSDID         0x351B
190#define MPT2SAS_INTEL_RMS2LL080_SSDID          0x350E
191#define MPT2SAS_INTEL_RMS2LL040_SSDID          0x350F
192#define MPT2SAS_INTEL_RS25GB008_SSDID          0x3000
193#define MPT2SAS_INTEL_SSD910_SSDID             0x3700
194
195/*
196 * HP HBA branding
197 */
198#define MPT2SAS_HP_3PAR_SSVID                0x1590
199#define MPT2SAS_HP_2_4_INTERNAL_BRANDING        "HP H220 Host Bus Adapter"
200#define MPT2SAS_HP_2_4_EXTERNAL_BRANDING        "HP H221 Host Bus Adapter"
201#define MPT2SAS_HP_1_4_INTERNAL_1_4_EXTERNAL_BRANDING "HP H222 Host Bus Adapter"
202#define MPT2SAS_HP_EMBEDDED_2_4_INTERNAL_BRANDING    "HP H220i Host Bus Adapter"
203#define MPT2SAS_HP_DAUGHTER_2_4_INTERNAL_BRANDING    "HP H210i Host Bus Adapter"
204
205/*
206 * HO HBA SSDIDs
207 */
208#define MPT2SAS_HP_2_4_INTERNAL_SSDID            0x0041
209#define MPT2SAS_HP_2_4_EXTERNAL_SSDID            0x0042
210#define MPT2SAS_HP_1_4_INTERNAL_1_4_EXTERNAL_SSDID    0x0043
211#define MPT2SAS_HP_EMBEDDED_2_4_INTERNAL_SSDID        0x0044
212#define MPT2SAS_HP_DAUGHTER_2_4_INTERNAL_SSDID        0x0046
213
214/*
215 *  WarpDrive Specific Log codes
216 */
217
218#define MPT2_WARPDRIVE_LOGENTRY		(0x8002)
219#define MPT2_WARPDRIVE_LC_SSDT		(0x41)
220#define MPT2_WARPDRIVE_LC_SSDLW		(0x43)
221#define MPT2_WARPDRIVE_LC_SSDLF		(0x44)
222#define MPT2_WARPDRIVE_LC_BRMF		(0x4D)
223
224/*
225 * per target private data
226 */
227#define MPT_TARGET_FLAGS_RAID_COMPONENT	0x01
228#define MPT_TARGET_FLAGS_VOLUME		0x02
229#define MPT_TARGET_FLAGS_DELETED	0x04
230
231/**
232 * struct MPT2SAS_TARGET - starget private hostdata
233 * @starget: starget object
234 * @sas_address: target sas address
235 * @raid_device: raid_device pointer to access volume data
236 * @handle: device handle
237 * @num_luns: number luns
238 * @flags: MPT_TARGET_FLAGS_XXX flags
239 * @deleted: target flaged for deletion
240 * @tm_busy: target is busy with TM request.
241 */
242struct MPT2SAS_TARGET {
243	struct scsi_target *starget;
244	u64	sas_address;
245	struct _raid_device *raid_device;
246	u16	handle;
247	int	num_luns;
248	u32	flags;
249	u8	deleted;
250	u8	tm_busy;
251};
252
253
254/*
255 * per device private data
256 */
257#define MPT_DEVICE_FLAGS_INIT		0x01
258#define MPT_DEVICE_TLR_ON		0x02
259
260/**
261 * struct MPT2SAS_DEVICE - sdev private hostdata
262 * @sas_target: starget private hostdata
263 * @lun: lun number
264 * @flags: MPT_DEVICE_XXX flags
265 * @configured_lun: lun is configured
266 * @block: device is in SDEV_BLOCK state
267 * @tlr_snoop_check: flag used in determining whether to disable TLR
268 */
269
270/* OEM Identifiers */
271#define MFG10_OEM_ID_INVALID                   (0x00000000)
272#define MFG10_OEM_ID_DELL                      (0x00000001)
273#define MFG10_OEM_ID_FSC                       (0x00000002)
274#define MFG10_OEM_ID_SUN                       (0x00000003)
275#define MFG10_OEM_ID_IBM                       (0x00000004)
276
277/* GENERIC Flags 0*/
278#define MFG10_GF0_OCE_DISABLED                 (0x00000001)
279#define MFG10_GF0_R1E_DRIVE_COUNT              (0x00000002)
280#define MFG10_GF0_R10_DISPLAY                  (0x00000004)
281#define MFG10_GF0_SSD_DATA_SCRUB_DISABLE       (0x00000008)
282#define MFG10_GF0_SINGLE_DRIVE_R0              (0x00000010)
283
284/* OEM Specific Flags will come from OEM specific header files */
285typedef struct _MPI2_CONFIG_PAGE_MAN_10 {
286    MPI2_CONFIG_PAGE_HEADER Header;                                 /* 00h */
287    U8                      OEMIdentifier;                          /* 04h */
288    U8                      Reserved1;                              /* 05h */
289    U16                     Reserved2;                              /* 08h */
290    U32                     Reserved3;                              /* 0Ch */
291    U32                     GenericFlags0;                          /* 10h */
292    U32                     GenericFlags1;                          /* 14h */
293    U32                     Reserved4;                              /* 18h */
294    U32                     OEMSpecificFlags0;                      /* 1Ch */
295    U32                     OEMSpecificFlags1;                      /* 20h */
296    U32                     Reserved5[18];                          /* 24h-60h*/
297} MPI2_CONFIG_PAGE_MAN_10,
298  MPI2_POINTER PTR_MPI2_CONFIG_PAGE_MAN_10,
299  Mpi2ManufacturingPage10_t, MPI2_POINTER pMpi2ManufacturingPage10_t;
300
301#define MFG_PAGE10_HIDE_SSDS_MASK	(0x00000003)
302#define MFG_PAGE10_HIDE_ALL_DISKS	(0x00)
303#define MFG_PAGE10_EXPOSE_ALL_DISKS	(0x01)
304#define MFG_PAGE10_HIDE_IF_VOL_PRESENT	(0x02)
305
306
307struct MPT2SAS_DEVICE {
308	struct MPT2SAS_TARGET *sas_target;
309	unsigned int	lun;
310	u32	flags;
311	u8	configured_lun;
312	u8	block;
313	u8	tlr_snoop_check;
314};
315
316#define MPT2_CMD_NOT_USED	0x8000	/* free */
317#define MPT2_CMD_COMPLETE	0x0001	/* completed */
318#define MPT2_CMD_PENDING	0x0002	/* pending */
319#define MPT2_CMD_REPLY_VALID	0x0004	/* reply is valid */
320#define MPT2_CMD_RESET		0x0008	/* host reset dropped the command */
321
322/**
323 * struct _internal_cmd - internal commands struct
324 * @mutex: mutex
325 * @done: completion
326 * @reply: reply message pointer
327 * @sense: sense data
328 * @status: MPT2_CMD_XXX status
329 * @smid: system message id
330 */
331struct _internal_cmd {
332	struct mutex mutex;
333	struct completion done;
334	void 	*reply;
335	void	*sense;
336	u16	status;
337	u16	smid;
338};
339
340
341/**
342 * struct _sas_device - attached device information
343 * @list: sas device list
344 * @starget: starget object
345 * @sas_address: device sas address
346 * @device_name: retrieved from the SAS IDENTIFY frame.
347 * @handle: device handle
348 * @sas_address_parent: sas address of parent expander or sas host
349 * @enclosure_handle: enclosure handle
350 * @enclosure_logical_id: enclosure logical identifier
351 * @volume_handle: volume handle (valid when hidden raid member)
352 * @volume_wwid: volume unique identifier
353 * @device_info: bitfield provides detailed info about the device
354 * @id: target id
355 * @channel: target channel
356 * @slot: number number
357 * @phy: phy identifier provided in sas device page 0
358 * @responding: used in _scsih_sas_device_mark_responding
359 * @pfa_led_on: flag for PFA LED status
360 */
361struct _sas_device {
362	struct list_head list;
363	struct scsi_target *starget;
364	u64	sas_address;
365	u64	device_name;
366	u16	handle;
367	u64	sas_address_parent;
368	u16	enclosure_handle;
369	u64	enclosure_logical_id;
370	u16	volume_handle;
371	u64	volume_wwid;
372	u32	device_info;
373	int	id;
374	int	channel;
375	u16	slot;
376	u8	phy;
377	u8	responding;
378	u8	pfa_led_on;
379};
380
381/**
382 * struct _raid_device - raid volume link list
383 * @list: sas device list
384 * @starget: starget object
385 * @sdev: scsi device struct (volumes are single lun)
386 * @wwid: unique identifier for the volume
387 * @handle: device handle
388 * @block_size: Block size of the volume
389 * @id: target id
390 * @channel: target channel
391 * @volume_type: the raid level
392 * @device_info: bitfield provides detailed info about the hidden components
393 * @num_pds: number of hidden raid components
394 * @responding: used in _scsih_raid_device_mark_responding
395 * @percent_complete: resync percent complete
396 * @direct_io_enabled: Whether direct io to PDs are allowed or not
397 * @stripe_exponent: X where 2powX is the stripe sz in blocks
398 * @block_exponent: X where 2powX is the block sz in bytes
399 * @max_lba: Maximum number of LBA in the volume
400 * @stripe_sz: Stripe Size of the volume
401 * @device_info: Device info of the volume member disk
402 * @pd_handle: Array of handles of the physical drives for direct I/O in le16
403 */
404#define MPT_MAX_WARPDRIVE_PDS		8
405struct _raid_device {
406	struct list_head list;
407	struct scsi_target *starget;
408	struct scsi_device *sdev;
409	u64	wwid;
410	u16	handle;
411	u16	block_sz;
412	int	id;
413	int	channel;
414	u8	volume_type;
415	u8	num_pds;
416	u8	responding;
417	u8	percent_complete;
418	u8	direct_io_enabled;
419	u8	stripe_exponent;
420	u8	block_exponent;
421	u64	max_lba;
422	u32	stripe_sz;
423	u32	device_info;
424	u16	pd_handle[MPT_MAX_WARPDRIVE_PDS];
425};
426
427/**
428 * struct _boot_device - boot device info
429 * @is_raid: flag to indicate whether this is volume
430 * @device: holds pointer for either struct _sas_device or
431 *     struct _raid_device
432 */
433struct _boot_device {
434	u8 is_raid;
435	void *device;
436};
437
438/**
439 * struct _sas_port - wide/narrow sas port information
440 * @port_list: list of ports belonging to expander
441 * @num_phys: number of phys belonging to this port
442 * @remote_identify: attached device identification
443 * @rphy: sas transport rphy object
444 * @port: sas transport wide/narrow port object
445 * @phy_list: _sas_phy list objects belonging to this port
446 */
447struct _sas_port {
448	struct list_head port_list;
449	u8	num_phys;
450	struct sas_identify remote_identify;
451	struct sas_rphy *rphy;
452	struct sas_port *port;
453	struct list_head phy_list;
454};
455
456/**
457 * struct _sas_phy - phy information
458 * @port_siblings: list of phys belonging to a port
459 * @identify: phy identification
460 * @remote_identify: attached device identification
461 * @phy: sas transport phy object
462 * @phy_id: unique phy id
463 * @handle: device handle for this phy
464 * @attached_handle: device handle for attached device
465 * @phy_belongs_to_port: port has been created for this phy
466 */
467struct _sas_phy {
468	struct list_head port_siblings;
469	struct sas_identify identify;
470	struct sas_identify remote_identify;
471	struct sas_phy *phy;
472	u8	phy_id;
473	u16	handle;
474	u16	attached_handle;
475	u8	phy_belongs_to_port;
476};
477
478/**
479 * struct _sas_node - sas_host/expander information
480 * @list: list of expanders
481 * @parent_dev: parent device class
482 * @num_phys: number phys belonging to this sas_host/expander
483 * @sas_address: sas address of this sas_host/expander
484 * @handle: handle for this sas_host/expander
485 * @sas_address_parent: sas address of parent expander or sas host
486 * @enclosure_handle: handle for this a member of an enclosure
487 * @device_info: bitwise defining capabilities of this sas_host/expander
488 * @responding: used in _scsih_expander_device_mark_responding
489 * @phy: a list of phys that make up this sas_host/expander
490 * @sas_port_list: list of ports attached to this sas_host/expander
491 */
492struct _sas_node {
493	struct list_head list;
494	struct device *parent_dev;
495	u8	num_phys;
496	u64	sas_address;
497	u16	handle;
498	u64	sas_address_parent;
499	u16	enclosure_handle;
500	u64	enclosure_logical_id;
501	u8	responding;
502	struct	_sas_phy *phy;
503	struct list_head sas_port_list;
504};
505
506/**
507 * enum reset_type - reset state
508 * @FORCE_BIG_HAMMER: issue diagnostic reset
509 * @SOFT_RESET: issue message_unit_reset, if fails to to big hammer
510 */
511enum reset_type {
512	FORCE_BIG_HAMMER,
513	SOFT_RESET,
514};
515
516/**
517 * struct chain_tracker - firmware chain tracker
518 * @chain_buffer: chain buffer
519 * @chain_buffer_dma: physical address
520 * @tracker_list: list of free request (ioc->free_chain_list)
521 */
522struct chain_tracker {
523	void *chain_buffer;
524	dma_addr_t chain_buffer_dma;
525	struct list_head tracker_list;
526};
527
528/**
529 * struct scsiio_tracker - scsi mf request tracker
530 * @smid: system message id
531 * @scmd: scsi request pointer
532 * @cb_idx: callback index
533 * @direct_io: To indicate whether I/O is direct (WARPDRIVE)
534 * @chain_list: list of chains associated to this IO
535 * @tracker_list: list of free request (ioc->free_list)
536 */
537struct scsiio_tracker {
538	u16	smid;
539	struct scsi_cmnd *scmd;
540	u8	cb_idx;
541	u8	direct_io;
542	struct list_head chain_list;
543	struct list_head tracker_list;
544};
545
546/**
547 * struct request_tracker - firmware request tracker
548 * @smid: system message id
549 * @cb_idx: callback index
550 * @tracker_list: list of free request (ioc->free_list)
551 */
552struct request_tracker {
553	u16	smid;
554	u8	cb_idx;
555	struct list_head tracker_list;
556};
557
558/**
559 * struct _tr_list - target reset list
560 * @handle: device handle
561 * @state: state machine
562 */
563struct _tr_list {
564	struct list_head list;
565	u16	handle;
566	u16	state;
567};
568
569typedef void (*MPT_ADD_SGE)(void *paddr, u32 flags_length, dma_addr_t dma_addr);
570
571/**
572 * struct adapter_reply_queue - the reply queue struct
573 * @ioc: per adapter object
574 * @msix_index: msix index into vector table
575 * @vector: irq vector
576 * @reply_post_host_index: head index in the pool where FW completes IO
577 * @reply_post_free: reply post base virt address
578 * @name: the name registered to request_irq()
579 * @busy: isr is actively processing replies on another cpu
580 * @list: this list
581*/
582struct adapter_reply_queue {
583	struct MPT2SAS_ADAPTER	*ioc;
584	u8			msix_index;
585	unsigned int		vector;
586	u32			reply_post_host_index;
587	Mpi2ReplyDescriptorsUnion_t *reply_post_free;
588	char			name[MPT_NAME_LENGTH];
589	atomic_t		busy;
590	cpumask_var_t		affinity_hint;
591	struct list_head	list;
592};
593
594/* IOC Facts and Port Facts converted from little endian to cpu */
595union mpi2_version_union {
596	MPI2_VERSION_STRUCT		Struct;
597	u32				Word;
598};
599
600struct mpt2sas_facts {
601	u16			MsgVersion;
602	u16			HeaderVersion;
603	u8			IOCNumber;
604	u8			VP_ID;
605	u8			VF_ID;
606	u16			IOCExceptions;
607	u16			IOCStatus;
608	u32			IOCLogInfo;
609	u8			MaxChainDepth;
610	u8			WhoInit;
611	u8			NumberOfPorts;
612	u8			MaxMSIxVectors;
613	u16			RequestCredit;
614	u16			ProductID;
615	u32			IOCCapabilities;
616	union mpi2_version_union	FWVersion;
617	u16			IOCRequestFrameSize;
618	u16			Reserved3;
619	u16			MaxInitiators;
620	u16			MaxTargets;
621	u16			MaxSasExpanders;
622	u16			MaxEnclosures;
623	u16			ProtocolFlags;
624	u16			HighPriorityCredit;
625	u16			MaxReplyDescriptorPostQueueDepth;
626	u8			ReplyFrameSize;
627	u8			MaxVolumes;
628	u16			MaxDevHandle;
629	u16			MaxPersistentEntries;
630	u16			MinDevHandle;
631};
632
633struct mpt2sas_port_facts {
634	u8			PortNumber;
635	u8			VP_ID;
636	u8			VF_ID;
637	u8			PortType;
638	u16			MaxPostedCmdBuffers;
639};
640
641struct reply_post_struct {
642	Mpi2ReplyDescriptorsUnion_t	*reply_post_free;
643	dma_addr_t			reply_post_free_dma;
644};
645
646/**
647 * enum mutex_type - task management mutex type
648 * @TM_MUTEX_OFF: mutex is not required becuase calling function is acquiring it
649 * @TM_MUTEX_ON: mutex is required
650 */
651enum mutex_type {
652	TM_MUTEX_OFF = 0,
653	TM_MUTEX_ON = 1,
654};
655
656typedef void (*MPT2SAS_FLUSH_RUNNING_CMDS)(struct MPT2SAS_ADAPTER *ioc);
657/**
658 * struct MPT2SAS_ADAPTER - per adapter struct
659 * @list: ioc_list
660 * @shost: shost object
661 * @id: unique adapter id
662 * @cpu_count: number online cpus
663 * @name: generic ioc string
664 * @tmp_string: tmp string used for logging
665 * @pdev: pci pdev object
666 * @chip: memory mapped register space
667 * @chip_phys: physical addrss prior to mapping
668 * @logging_level: see mpt2sas_debug.h
669 * @fwfault_debug: debuging FW timeouts
670 * @ir_firmware: IR firmware present
671 * @bars: bitmask of BAR's that must be configured
672 * @mask_interrupts: ignore interrupt
673 * @dma_mask: used to set the consistent dma mask
674 * @fault_reset_work_q_name: fw fault work queue
675 * @fault_reset_work_q: ""
676 * @fault_reset_work: ""
677 * @firmware_event_name: fw event work queue
678 * @firmware_event_thread: ""
679 * @fw_events_off: flag to turn off fw event handling
680 * @fw_event_lock:
681 * @fw_event_list: list of fw events
682 * @aen_event_read_flag: event log was read
683 * @broadcast_aen_busy: broadcast aen waiting to be serviced
684 * @shost_recovery: host reset in progress
685 * @ioc_reset_in_progress_lock:
686 * @ioc_link_reset_in_progress: phy/hard reset in progress
687 * @ignore_loginfos: ignore loginfos during task management
688 * @remove_host: flag for when driver unloads, to avoid sending dev resets
689 * @pci_error_recovery: flag to prevent ioc access until slot reset completes
690 * @wait_for_discovery_to_complete: flag set at driver load time when
691 *                                               waiting on reporting devices
692 * @is_driver_loading: flag set at driver load time
693 * @port_enable_failed: flag set when port enable has failed
694 * @start_scan: flag set from scan_start callback, cleared from _mpt2sas_fw_work
695 * @start_scan_failed: means port enable failed, return's the ioc_status
696 * @msix_enable: flag indicating msix is enabled
697 * @msix_vector_count: number msix vectors
698 * @cpu_msix_table: table for mapping cpus to msix index
699 * @cpu_msix_table_sz: table size
700 * @schedule_dead_ioc_flush_running_cmds: callback to flush pending commands
701 * @scsi_io_cb_idx: shost generated commands
702 * @tm_cb_idx: task management commands
703 * @scsih_cb_idx: scsih internal commands
704 * @transport_cb_idx: transport internal commands
705 * @ctl_cb_idx: clt internal commands
706 * @base_cb_idx: base internal commands
707 * @config_cb_idx: base internal commands
708 * @tm_tr_cb_idx : device removal target reset handshake
709 * @tm_tr_volume_cb_idx : volume removal target reset
710 * @base_cmds:
711 * @transport_cmds:
712 * @scsih_cmds:
713 * @tm_cmds:
714 * @ctl_cmds:
715 * @config_cmds:
716 * @base_add_sg_single: handler for either 32/64 bit sgl's
717 * @event_type: bits indicating which events to log
718 * @event_context: unique id for each logged event
719 * @event_log: event log pointer
720 * @event_masks: events that are masked
721 * @facts: static facts data
722 * @pfacts: static port facts data
723 * @manu_pg0: static manufacturing page 0
724 * @manu_pg10: static manufacturing page 10
725 * @bios_pg2: static bios page 2
726 * @bios_pg3: static bios page 3
727 * @ioc_pg8: static ioc page 8
728 * @iounit_pg0: static iounit page 0
729 * @iounit_pg1: static iounit page 1
730 * @iounit_pg8: static iounit page 8
731 * @sas_hba: sas host object
732 * @sas_expander_list: expander object list
733 * @sas_node_lock:
734 * @sas_device_list: sas device object list
735 * @sas_device_init_list: sas device object list (used only at init time)
736 * @sas_device_lock:
737 * @io_missing_delay: time for IO completed by fw when PDR enabled
738 * @device_missing_delay: time for device missing by fw when PDR enabled
739 * @sas_id : used for setting volume target IDs
740 * @blocking_handles: bitmask used to identify which devices need blocking
741 * @pd_handles : bitmask for PD handles
742 * @pd_handles_sz : size of pd_handle bitmask
743 * @config_page_sz: config page size
744 * @config_page: reserve memory for config page payload
745 * @config_page_dma:
746 * @hba_queue_depth: hba request queue depth
747 * @sge_size: sg element size for either 32/64 bit
748 * @scsiio_depth: SCSI_IO queue depth
749 * @request_sz: per request frame size
750 * @request: pool of request frames
751 * @request_dma:
752 * @request_dma_sz:
753 * @scsi_lookup: firmware request tracker list
754 * @scsi_lookup_lock:
755 * @free_list: free list of request
756 * @chain: pool of chains
757 * @pending_io_count:
758 * @reset_wq:
759 * @chain_dma:
760 * @max_sges_in_main_message: number sg elements in main message
761 * @max_sges_in_chain_message: number sg elements per chain
762 * @chains_needed_per_io: max chains per io
763 * @chain_offset_value_for_main_message: location 1st sg in main
764 * @chain_depth: total chains allocated
765 * @hi_priority_smid:
766 * @hi_priority:
767 * @hi_priority_dma:
768 * @hi_priority_depth:
769 * @hpr_lookup:
770 * @hpr_free_list:
771 * @internal_smid:
772 * @internal:
773 * @internal_dma:
774 * @internal_depth:
775 * @internal_lookup:
776 * @internal_free_list:
777 * @sense: pool of sense
778 * @sense_dma:
779 * @sense_dma_pool:
780 * @reply_depth: hba reply queue depth:
781 * @reply_sz: per reply frame size:
782 * @reply: pool of replys:
783 * @reply_dma:
784 * @reply_dma_pool:
785 * @reply_free_queue_depth: reply free depth
786 * @reply_free: pool for reply free queue (32 bit addr)
787 * @reply_free_dma:
788 * @reply_free_dma_pool:
789 * @reply_free_host_index: tail index in pool to insert free replys
790 * @reply_post_queue_depth: reply post queue depth
791 * @reply_post_struct: struct for reply_post_free physical & virt address
792 * @rdpq_array_capable: FW supports multiple reply queue addresses in ioc_init
793 * @rdpq_array_enable: rdpq_array support is enabled in the driver
794 * @rdpq_array_enable_assigned: this ensures that rdpq_array_enable flag
795 *				is assigned only ones
796 * @reply_queue_count: number of reply queue's
797 * @reply_queue_list: link list contaning the reply queue info
798 * @reply_post_host_index: head index in the pool where FW completes IO
799 * @delayed_tr_list: target reset link list
800 * @delayed_tr_volume_list: volume target reset link list
801 * @@temp_sensors_count: flag to carry the number of temperature sensors
802 */
803struct MPT2SAS_ADAPTER {
804	struct list_head list;
805	struct Scsi_Host *shost;
806	u8		id;
807	int		cpu_count;
808	char		name[MPT_NAME_LENGTH];
809	char		tmp_string[MPT_STRING_LENGTH];
810	struct pci_dev	*pdev;
811	Mpi2SystemInterfaceRegs_t __iomem *chip;
812	resource_size_t	chip_phys;
813	int		logging_level;
814	int		fwfault_debug;
815	u8		ir_firmware;
816	int		bars;
817	u8		mask_interrupts;
818	int		dma_mask;
819
820	/* fw fault handler */
821	char		fault_reset_work_q_name[20];
822	struct workqueue_struct *fault_reset_work_q;
823	struct delayed_work fault_reset_work;
824
825	/* fw event handler */
826	char		firmware_event_name[20];
827	struct workqueue_struct	*firmware_event_thread;
828	spinlock_t	fw_event_lock;
829	struct list_head fw_event_list;
830
831	 /* misc flags */
832	int		aen_event_read_flag;
833	u8		broadcast_aen_busy;
834	u16		broadcast_aen_pending;
835	u8		shost_recovery;
836
837	struct mutex	reset_in_progress_mutex;
838	spinlock_t 	ioc_reset_in_progress_lock;
839	u8		ioc_link_reset_in_progress;
840	u8		ioc_reset_in_progress_status;
841
842	u8		ignore_loginfos;
843	u8		remove_host;
844	u8		pci_error_recovery;
845	u8		wait_for_discovery_to_complete;
846	struct completion	port_enable_done;
847	u8		is_driver_loading;
848	u8		port_enable_failed;
849
850	u8		start_scan;
851	u16		start_scan_failed;
852
853	u8		msix_enable;
854	u16		msix_vector_count;
855	u8		*cpu_msix_table;
856	resource_size_t	__iomem **reply_post_host_index;
857	u16		cpu_msix_table_sz;
858	u32		ioc_reset_count;
859	MPT2SAS_FLUSH_RUNNING_CMDS schedule_dead_ioc_flush_running_cmds;
860	u32             non_operational_loop;
861
862	/* internal commands, callback index */
863	u8		scsi_io_cb_idx;
864	u8		tm_cb_idx;
865	u8		transport_cb_idx;
866	u8		scsih_cb_idx;
867	u8		ctl_cb_idx;
868	u8		base_cb_idx;
869	u8		port_enable_cb_idx;
870	u8		config_cb_idx;
871	u8		tm_tr_cb_idx;
872	u8		tm_tr_volume_cb_idx;
873	u8		tm_sas_control_cb_idx;
874	struct _internal_cmd base_cmds;
875	struct _internal_cmd port_enable_cmds;
876	struct _internal_cmd transport_cmds;
877	struct _internal_cmd scsih_cmds;
878	struct _internal_cmd tm_cmds;
879	struct _internal_cmd ctl_cmds;
880	struct _internal_cmd config_cmds;
881
882	MPT_ADD_SGE	base_add_sg_single;
883
884	/* event log */
885	u32		event_type[MPI2_EVENT_NOTIFY_EVENTMASK_WORDS];
886	u32		event_context;
887	void		*event_log;
888	u32		event_masks[MPI2_EVENT_NOTIFY_EVENTMASK_WORDS];
889
890	/* static config pages */
891	struct mpt2sas_facts facts;
892	struct mpt2sas_port_facts *pfacts;
893	Mpi2ManufacturingPage0_t manu_pg0;
894	Mpi2BiosPage2_t	bios_pg2;
895	Mpi2BiosPage3_t	bios_pg3;
896	Mpi2IOCPage8_t ioc_pg8;
897	Mpi2IOUnitPage0_t iounit_pg0;
898	Mpi2IOUnitPage1_t iounit_pg1;
899	Mpi2IOUnitPage8_t iounit_pg8;
900
901	struct _boot_device req_boot_device;
902	struct _boot_device req_alt_boot_device;
903	struct _boot_device current_boot_device;
904
905	/* sas hba, expander, and device list */
906	struct _sas_node sas_hba;
907	struct list_head sas_expander_list;
908	spinlock_t	sas_node_lock;
909	struct list_head sas_device_list;
910	struct list_head sas_device_init_list;
911	spinlock_t	sas_device_lock;
912	struct list_head raid_device_list;
913	spinlock_t	raid_device_lock;
914	u8		io_missing_delay;
915	u16		device_missing_delay;
916	int		sas_id;
917	void		*blocking_handles;
918	void		*pd_handles;
919	u16		pd_handles_sz;
920
921	/* config page */
922	u16		config_page_sz;
923	void 		*config_page;
924	dma_addr_t	config_page_dma;
925
926	/* scsiio request */
927	u16		hba_queue_depth;
928	u16		sge_size;
929	u16 		scsiio_depth;
930	u16		request_sz;
931	u8		*request;
932	dma_addr_t	request_dma;
933	u32		request_dma_sz;
934	struct scsiio_tracker *scsi_lookup;
935	ulong		scsi_lookup_pages;
936	spinlock_t 	scsi_lookup_lock;
937	struct list_head free_list;
938	int		pending_io_count;
939	wait_queue_head_t reset_wq;
940
941	/* chain */
942	struct chain_tracker *chain_lookup;
943	struct list_head free_chain_list;
944	struct dma_pool *chain_dma_pool;
945	ulong		chain_pages;
946	u16 		max_sges_in_main_message;
947	u16		max_sges_in_chain_message;
948	u16		chains_needed_per_io;
949	u16		chain_offset_value_for_main_message;
950	u32		chain_depth;
951
952	/* hi-priority queue */
953	u16		hi_priority_smid;
954	u8		*hi_priority;
955	dma_addr_t	hi_priority_dma;
956	u16		hi_priority_depth;
957	struct request_tracker *hpr_lookup;
958	struct list_head hpr_free_list;
959
960	/* internal queue */
961	u16		internal_smid;
962	u8		*internal;
963	dma_addr_t	internal_dma;
964	u16		internal_depth;
965	struct request_tracker *internal_lookup;
966	struct list_head internal_free_list;
967
968	/* sense */
969	u8		*sense;
970	dma_addr_t	sense_dma;
971	struct dma_pool *sense_dma_pool;
972
973	/* reply */
974	u16		reply_sz;
975	u8		*reply;
976	dma_addr_t	reply_dma;
977	u32		reply_dma_max_address;
978	u32		reply_dma_min_address;
979	struct dma_pool *reply_dma_pool;
980
981	/* reply free queue */
982	u16 		reply_free_queue_depth;
983	__le32		*reply_free;
984	dma_addr_t	reply_free_dma;
985	struct dma_pool *reply_free_dma_pool;
986	u32		reply_free_host_index;
987
988	/* reply post queue */
989	u16 		reply_post_queue_depth;
990	struct reply_post_struct *reply_post;
991	u8		rdpq_array_capable;
992	u8		rdpq_array_enable;
993	u8		rdpq_array_enable_assigned;
994	struct dma_pool *reply_post_free_dma_pool;
995	u8		reply_queue_count;
996	struct list_head reply_queue_list;
997
998	struct list_head delayed_tr_list;
999	struct list_head delayed_tr_volume_list;
1000	u8		temp_sensors_count;
1001
1002	/* diag buffer support */
1003	u8		*diag_buffer[MPI2_DIAG_BUF_TYPE_COUNT];
1004	u32		diag_buffer_sz[MPI2_DIAG_BUF_TYPE_COUNT];
1005	dma_addr_t	diag_buffer_dma[MPI2_DIAG_BUF_TYPE_COUNT];
1006	u8		diag_buffer_status[MPI2_DIAG_BUF_TYPE_COUNT];
1007	u32		unique_id[MPI2_DIAG_BUF_TYPE_COUNT];
1008	Mpi2ManufacturingPage10_t manu_pg10;
1009	u32		product_specific[MPI2_DIAG_BUF_TYPE_COUNT][23];
1010	u32		diagnostic_flags[MPI2_DIAG_BUF_TYPE_COUNT];
1011	u32		ring_buffer_offset;
1012	u32		ring_buffer_sz;
1013	u8		is_warpdrive;
1014	u8		hide_ir_msg;
1015	u8		mfg_pg10_hide_flag;
1016	u8		hide_drives;
1017
1018};
1019
1020typedef u8 (*MPT_CALLBACK)(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
1021    u32 reply);
1022
1023
1024/* base shared API */
1025extern struct list_head mpt2sas_ioc_list;
1026void mpt2sas_base_start_watchdog(struct MPT2SAS_ADAPTER *ioc);
1027void mpt2sas_base_stop_watchdog(struct MPT2SAS_ADAPTER *ioc);
1028
1029int mpt2sas_base_attach(struct MPT2SAS_ADAPTER *ioc);
1030void mpt2sas_base_detach(struct MPT2SAS_ADAPTER *ioc);
1031int mpt2sas_base_map_resources(struct MPT2SAS_ADAPTER *ioc);
1032void mpt2sas_base_free_resources(struct MPT2SAS_ADAPTER *ioc);
1033int mpt2sas_base_hard_reset_handler(struct MPT2SAS_ADAPTER *ioc, int sleep_flag,
1034    enum reset_type type);
1035
1036void *mpt2sas_base_get_msg_frame(struct MPT2SAS_ADAPTER *ioc, u16 smid);
1037void *mpt2sas_base_get_sense_buffer(struct MPT2SAS_ADAPTER *ioc, u16 smid);
1038void mpt2sas_base_build_zero_len_sge(struct MPT2SAS_ADAPTER *ioc, void *paddr);
1039__le32 mpt2sas_base_get_sense_buffer_dma(struct MPT2SAS_ADAPTER *ioc,
1040    u16 smid);
1041void mpt2sas_base_flush_reply_queues(struct MPT2SAS_ADAPTER *ioc);
1042
1043/* hi-priority queue */
1044u16 mpt2sas_base_get_smid_hpr(struct MPT2SAS_ADAPTER *ioc, u8 cb_idx);
1045u16 mpt2sas_base_get_smid_scsiio(struct MPT2SAS_ADAPTER *ioc, u8 cb_idx,
1046    struct scsi_cmnd *scmd);
1047
1048u16 mpt2sas_base_get_smid(struct MPT2SAS_ADAPTER *ioc, u8 cb_idx);
1049void mpt2sas_base_free_smid(struct MPT2SAS_ADAPTER *ioc, u16 smid);
1050void mpt2sas_base_put_smid_scsi_io(struct MPT2SAS_ADAPTER *ioc, u16 smid,
1051    u16 handle);
1052void mpt2sas_base_put_smid_hi_priority(struct MPT2SAS_ADAPTER *ioc, u16 smid);
1053void mpt2sas_base_put_smid_target_assist(struct MPT2SAS_ADAPTER *ioc, u16 smid,
1054    u16 io_index);
1055void mpt2sas_base_put_smid_default(struct MPT2SAS_ADAPTER *ioc, u16 smid);
1056void mpt2sas_base_initialize_callback_handler(void);
1057u8 mpt2sas_base_register_callback_handler(MPT_CALLBACK cb_func);
1058void mpt2sas_base_release_callback_handler(u8 cb_idx);
1059
1060u8 mpt2sas_base_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
1061    u32 reply);
1062u8 mpt2sas_port_enable_done(struct MPT2SAS_ADAPTER *ioc, u16 smid,
1063	u8 msix_index,	u32 reply);
1064void *mpt2sas_base_get_reply_virt_addr(struct MPT2SAS_ADAPTER *ioc, u32 phys_addr);
1065
1066u32 mpt2sas_base_get_iocstate(struct MPT2SAS_ADAPTER *ioc, int cooked);
1067
1068void mpt2sas_base_fault_info(struct MPT2SAS_ADAPTER *ioc , u16 fault_code);
1069int mpt2sas_base_sas_iounit_control(struct MPT2SAS_ADAPTER *ioc,
1070    Mpi2SasIoUnitControlReply_t *mpi_reply, Mpi2SasIoUnitControlRequest_t
1071    *mpi_request);
1072int mpt2sas_base_scsi_enclosure_processor(struct MPT2SAS_ADAPTER *ioc,
1073    Mpi2SepReply_t *mpi_reply, Mpi2SepRequest_t *mpi_request);
1074void mpt2sas_base_validate_event_type(struct MPT2SAS_ADAPTER *ioc, u32 *event_type);
1075
1076void mpt2sas_halt_firmware(struct MPT2SAS_ADAPTER *ioc);
1077
1078void mpt2sas_base_update_missing_delay(struct MPT2SAS_ADAPTER *ioc,
1079	u16 device_missing_delay, u8 io_missing_delay);
1080
1081int mpt2sas_port_enable(struct MPT2SAS_ADAPTER *ioc);
1082
1083/* scsih shared API */
1084void mpt2sas_scsih_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index,
1085    u32 reply);
1086int mpt2sas_scsih_issue_tm(struct MPT2SAS_ADAPTER *ioc, u16 handle,
1087	uint channel, uint id, uint lun, u8 type, u16 smid_task,
1088	ulong timeout, enum mutex_type m_type);
1089void mpt2sas_scsih_set_tm_flag(struct MPT2SAS_ADAPTER *ioc, u16 handle);
1090void mpt2sas_scsih_clear_tm_flag(struct MPT2SAS_ADAPTER *ioc, u16 handle);
1091void mpt2sas_expander_remove(struct MPT2SAS_ADAPTER *ioc, u64 sas_address);
1092void mpt2sas_device_remove_by_sas_address(struct MPT2SAS_ADAPTER *ioc,
1093		u64 sas_address);
1094struct _sas_node *mpt2sas_scsih_expander_find_by_handle(struct MPT2SAS_ADAPTER *ioc,
1095    u16 handle);
1096struct _sas_node *mpt2sas_scsih_expander_find_by_sas_address(struct MPT2SAS_ADAPTER
1097    *ioc, u64 sas_address);
1098struct _sas_device *mpt2sas_scsih_sas_device_find_by_sas_address(
1099    struct MPT2SAS_ADAPTER *ioc, u64 sas_address);
1100
1101void mpt2sas_port_enable_complete(struct MPT2SAS_ADAPTER *ioc);
1102
1103void mpt2sas_scsih_reset_handler(struct MPT2SAS_ADAPTER *ioc, int reset_phase);
1104
1105/* config shared API */
1106u8 mpt2sas_config_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
1107    u32 reply);
1108int mpt2sas_config_get_number_hba_phys(struct MPT2SAS_ADAPTER *ioc, u8 *num_phys);
1109int mpt2sas_config_get_manufacturing_pg0(struct MPT2SAS_ADAPTER *ioc,
1110    Mpi2ConfigReply_t *mpi_reply, Mpi2ManufacturingPage0_t *config_page);
1111int mpt2sas_config_get_manufacturing_pg10(struct MPT2SAS_ADAPTER *ioc,
1112    Mpi2ConfigReply_t *mpi_reply, Mpi2ManufacturingPage10_t *config_page);
1113int mpt2sas_config_get_bios_pg2(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1114    *mpi_reply, Mpi2BiosPage2_t *config_page);
1115int mpt2sas_config_get_bios_pg3(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1116    *mpi_reply, Mpi2BiosPage3_t *config_page);
1117int mpt2sas_config_get_iounit_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1118    *mpi_reply, Mpi2IOUnitPage0_t *config_page);
1119int mpt2sas_config_get_sas_device_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1120    *mpi_reply, Mpi2SasDevicePage0_t *config_page, u32 form, u32 handle);
1121int mpt2sas_config_get_sas_device_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1122    *mpi_reply, Mpi2SasDevicePage1_t *config_page, u32 form, u32 handle);
1123int mpt2sas_config_get_sas_iounit_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1124    *mpi_reply, Mpi2SasIOUnitPage0_t *config_page, u16 sz);
1125int mpt2sas_config_get_iounit_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1126    *mpi_reply, Mpi2IOUnitPage1_t *config_page);
1127int mpt2sas_config_set_iounit_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1128    *mpi_reply, Mpi2IOUnitPage1_t *config_page);
1129int mpt2sas_config_get_iounit_pg8(struct MPT2SAS_ADAPTER *ioc,
1130	Mpi2ConfigReply_t *mpi_reply, Mpi2IOUnitPage8_t *config_page);
1131int mpt2sas_config_get_iounit_pg3(struct MPT2SAS_ADAPTER *ioc,
1132	Mpi2ConfigReply_t *mpi_reply, Mpi2IOUnitPage3_t *config_page, u16 sz);
1133int mpt2sas_config_get_sas_iounit_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1134    *mpi_reply, Mpi2SasIOUnitPage1_t *config_page, u16 sz);
1135int mpt2sas_config_set_sas_iounit_pg1(struct MPT2SAS_ADAPTER *ioc,
1136    Mpi2ConfigReply_t *mpi_reply, Mpi2SasIOUnitPage1_t *config_page, u16 sz);
1137int mpt2sas_config_get_ioc_pg8(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1138    *mpi_reply, Mpi2IOCPage8_t *config_page);
1139int mpt2sas_config_get_expander_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1140    *mpi_reply, Mpi2ExpanderPage0_t *config_page, u32 form, u32 handle);
1141int mpt2sas_config_get_expander_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1142    *mpi_reply, Mpi2ExpanderPage1_t *config_page, u32 phy_number, u16 handle);
1143int mpt2sas_config_get_enclosure_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1144    *mpi_reply, Mpi2SasEnclosurePage0_t *config_page, u32 form, u32 handle);
1145int mpt2sas_config_get_phy_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1146    *mpi_reply, Mpi2SasPhyPage0_t *config_page, u32 phy_number);
1147int mpt2sas_config_get_phy_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1148    *mpi_reply, Mpi2SasPhyPage1_t *config_page, u32 phy_number);
1149int mpt2sas_config_get_raid_volume_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1150    *mpi_reply, Mpi2RaidVolPage1_t *config_page, u32 form, u32 handle);
1151int mpt2sas_config_get_number_pds(struct MPT2SAS_ADAPTER *ioc, u16 handle, u8 *num_pds);
1152int mpt2sas_config_get_raid_volume_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1153    *mpi_reply, Mpi2RaidVolPage0_t *config_page, u32 form, u32 handle, u16 sz);
1154int mpt2sas_config_get_phys_disk_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1155    *mpi_reply, Mpi2RaidPhysDiskPage0_t *config_page, u32 form,
1156    u32 form_specific);
1157int mpt2sas_config_get_volume_handle(struct MPT2SAS_ADAPTER *ioc, u16 pd_handle,
1158    u16 *volume_handle);
1159int mpt2sas_config_get_volume_wwid(struct MPT2SAS_ADAPTER *ioc, u16 volume_handle,
1160    u64 *wwid);
1161/* ctl shared API */
1162extern struct device_attribute *mpt2sas_host_attrs[];
1163extern struct device_attribute *mpt2sas_dev_attrs[];
1164void mpt2sas_ctl_init(void);
1165void mpt2sas_ctl_exit(void);
1166u8 mpt2sas_ctl_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
1167    u32 reply);
1168void mpt2sas_ctl_reset_handler(struct MPT2SAS_ADAPTER *ioc, int reset_phase);
1169void mpt2sas_ctl_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index,
1170    u32 reply);
1171void mpt2sas_ctl_add_to_event_log(struct MPT2SAS_ADAPTER *ioc,
1172    Mpi2EventNotificationReply_t *mpi_reply);
1173
1174void mpt2sas_enable_diag_buffer(struct MPT2SAS_ADAPTER *ioc,
1175	u8 bits_to_regsiter);
1176
1177/* transport shared API */
1178u8 mpt2sas_transport_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
1179    u32 reply);
1180struct _sas_port *mpt2sas_transport_port_add(struct MPT2SAS_ADAPTER *ioc,
1181     u16 handle, u64 sas_address);
1182void mpt2sas_transport_port_remove(struct MPT2SAS_ADAPTER *ioc, u64 sas_address,
1183     u64 sas_address_parent);
1184int mpt2sas_transport_add_host_phy(struct MPT2SAS_ADAPTER *ioc, struct _sas_phy
1185    *mpt2sas_phy, Mpi2SasPhyPage0_t phy_pg0, struct device *parent_dev);
1186int mpt2sas_transport_add_expander_phy(struct MPT2SAS_ADAPTER *ioc, struct _sas_phy
1187    *mpt2sas_phy, Mpi2ExpanderPage1_t expander_pg1, struct device *parent_dev);
1188void mpt2sas_transport_update_links(struct MPT2SAS_ADAPTER *ioc,
1189     u64 sas_address, u16 handle, u8 phy_number, u8 link_rate);
1190extern struct sas_function_template mpt2sas_transport_functions;
1191extern struct scsi_transport_template *mpt2sas_transport_template;
1192extern int scsi_internal_device_block(struct scsi_device *sdev);
1193extern u8 mpt2sas_stm_zero_smid_handler(struct MPT2SAS_ADAPTER *ioc,
1194    u8 msix_index, u32 reply);
1195extern int scsi_internal_device_unblock(struct scsi_device *sdev,
1196					enum scsi_device_state new_state);
1197
1198#endif /* MPT2SAS_BASE_H_INCLUDED */
1199