projects / linux-2.6-block.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
mpt3sas: Bump mpt3sas driver version to 09.102.00.00
[linux-2.6-block.git] / drivers / scsi / mpt3sas / mpt3sas_base.h
CommitLineData
f92363d1
SR		 1/*
2 * This is the Fusion MPT base driver providing common API layer interface
3 * for access to MPT (Message Passing Technology) firmware.
4 *
5 * This code is based on drivers/scsi/mpt3sas/mpt3sas_base.h
a4ffce0d 6 * Copyright (C) 2012-2014 LSI Corporation
a03bd153
SR		 7 * Copyright (C) 2013-2014 Avago Technologies
8 * (mailto: MPT-FusionLinux.pdl@avagotech.com)
f92363d1
SR		 9 *
10 * This program is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU General Public License
12 * as published by the Free Software Foundation; either version 2
13 * of the License, or (at your option) any later version.
14 *
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
19 *
20 * NO WARRANTY
21 * THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR
22 * CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT
23 * LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT,
24 * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is
25 * solely responsible for determining the appropriateness of using and
26 * distributing the Program and assumes all risks associated with its
27 * exercise of rights under this Agreement, including but not limited to
28 * the risks and costs of program errors, damage to or loss of data,
29 * programs or equipment, and unavailability or interruption of operations.
30
31 * DISCLAIMER OF LIABILITY
32 * NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY
33 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
34 * DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND
35 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
36 * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
37 * USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED
38 * HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES
39
40 * You should have received a copy of the GNU General Public License
41 * along with this program; if not, write to the Free Software
42 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
43 * USA.
44 */
45
46#ifndef MPT3SAS_BASE_H_INCLUDED
47#define MPT3SAS_BASE_H_INCLUDED
48
49#include "mpi/mpi2_type.h"
50#include "mpi/mpi2.h"
51#include "mpi/mpi2_ioc.h"
52#include "mpi/mpi2_cnfg.h"
53#include "mpi/mpi2_init.h"
54#include "mpi/mpi2_raid.h"
55#include "mpi/mpi2_tool.h"
56#include "mpi/mpi2_sas.h"
57
58#include <scsi/scsi.h>
59#include <scsi/scsi_cmnd.h>
60#include <scsi/scsi_device.h>
61#include <scsi/scsi_host.h>
62#include <scsi/scsi_tcq.h>
63#include <scsi/scsi_transport_sas.h>
64#include <scsi/scsi_dbg.h>
65#include <scsi/scsi_eh.h>
8a7e4c24
SR		 66#include <linux/pci.h>
67#include <linux/poll.h>
f92363d1
SR		 68
69#include "mpt3sas_debug.h"
70#include "mpt3sas_trigger_diag.h"
71
72/* driver versioning info */
73#define MPT3SAS_DRIVER_NAME "mpt3sas"
a03bd153 74#define MPT3SAS_AUTHOR "Avago Technologies <MPT-FusionLinux.pdl@avagotech.com>"
f92363d1 75#define MPT3SAS_DESCRIPTION "LSI MPT Fusion SAS 3.0 Device Driver"
abc01f7d 76#define MPT3SAS_DRIVER_VERSION "09.102.00.00"
c75683ca 77#define MPT3SAS_MAJOR_VERSION 9
abc01f7d 78#define MPT3SAS_MINOR_VERSION 102
e9ce9c86 79#define MPT3SAS_BUILD_VERSION 0
f92363d1
SR		 80#define MPT3SAS_RELEASE_VERSION 00
81
d0c627af
SR		 82#define MPT2SAS_DRIVER_NAME "mpt2sas"
83#define MPT2SAS_DESCRIPTION "LSI MPT Fusion SAS 2.0 Device Driver"
84#define MPT2SAS_DRIVER_VERSION "20.102.00.00"
85#define MPT2SAS_MAJOR_VERSION 20
86#define MPT2SAS_MINOR_VERSION 102
87#define MPT2SAS_BUILD_VERSION 0
88#define MPT2SAS_RELEASE_VERSION 00
89
f92363d1
SR		 90/*
91 * Set MPT3SAS_SG_DEPTH value based on user input.
92 */
8a7e4c24
SR		 93#define MPT_MAX_PHYS_SEGMENTS SCSI_MAX_SG_SEGMENTS
94#define MPT_MIN_PHYS_SEGMENTS 16
95
f92363d1
SR		 96#ifdef CONFIG_SCSI_MPT3SAS_MAX_SGE
97#define MPT3SAS_SG_DEPTH CONFIG_SCSI_MPT3SAS_MAX_SGE
98#else
8a7e4c24 99#define MPT3SAS_SG_DEPTH MPT_MAX_PHYS_SEGMENTS
f92363d1
SR		 100#endif
101
8a7e4c24
SR		 102#ifdef CONFIG_SCSI_MPT2SAS_MAX_SGE
103#define MPT2SAS_SG_DEPTH CONFIG_SCSI_MPT2SAS_MAX_SGE
104#else
105#define MPT2SAS_SG_DEPTH MPT_MAX_PHYS_SEGMENTS
106#endif
f92363d1
SR		 107
108/*
109 * Generic Defines
110 */
111#define MPT3SAS_SATA_QUEUE_DEPTH 32
112#define MPT3SAS_SAS_QUEUE_DEPTH 254
113#define MPT3SAS_RAID_QUEUE_DEPTH 128
114
115#define MPT_NAME_LENGTH 32 /* generic length of strings */
116#define MPT_STRING_LENGTH 64
117
118#define MPT_MAX_CALLBACKS 32
119
120
121#define CAN_SLEEP 1
122#define NO_SLEEP 0
123
124#define INTERNAL_CMDS_COUNT 10 /* reserved cmds */
125
126#define MPI3_HIM_MASK 0xFFFFFFFF /* mask every bit*/
127
128#define MPT3SAS_INVALID_DEVICE_HANDLE 0xFFFF
129
130/*
131 * reset phases
132 */
133#define MPT3_IOC_PRE_RESET 1 /* prior to host reset */
134#define MPT3_IOC_AFTER_RESET 2 /* just after host reset */
135#define MPT3_IOC_DONE_RESET 3 /* links re-initialized */
136
137/*
138 * logging format
139 */
140#define MPT3SAS_FMT "%s: "
141
7786ab6a
SR		 142/*
143 * WarpDrive Specific Log codes
144 */
145
146#define MPT2_WARPDRIVE_LOGENTRY (0x8002)
147#define MPT2_WARPDRIVE_LC_SSDT (0x41)
148#define MPT2_WARPDRIVE_LC_SSDLW (0x43)
149#define MPT2_WARPDRIVE_LC_SSDLF (0x44)
150#define MPT2_WARPDRIVE_LC_BRMF (0x4D)
151
f92363d1
SR		 152/*
153 * per target private data
154 */
155#define MPT_TARGET_FLAGS_RAID_COMPONENT 0x01
156#define MPT_TARGET_FLAGS_VOLUME 0x02
157#define MPT_TARGET_FLAGS_DELETED 0x04
158#define MPT_TARGET_FASTPATH_IO 0x08
159
42081173
SR		 160#define SAS2_PCI_DEVICE_B0_REVISION (0x01)
161#define SAS3_PCI_DEVICE_C0_REVISION (0x02)
162
1117b31a
SR		 163/*
164 * Intel HBA branding
165 */
989e43c7
SR		 166#define MPT2SAS_INTEL_RMS25JB080_BRANDING \
167 "Intel(R) Integrated RAID Module RMS25JB080"
168#define MPT2SAS_INTEL_RMS25JB040_BRANDING \
169 "Intel(R) Integrated RAID Module RMS25JB040"
170#define MPT2SAS_INTEL_RMS25KB080_BRANDING \
171 "Intel(R) Integrated RAID Module RMS25KB080"
172#define MPT2SAS_INTEL_RMS25KB040_BRANDING \
173 "Intel(R) Integrated RAID Module RMS25KB040"
174#define MPT2SAS_INTEL_RMS25LB040_BRANDING \
175 "Intel(R) Integrated RAID Module RMS25LB040"
176#define MPT2SAS_INTEL_RMS25LB080_BRANDING \
177 "Intel(R) Integrated RAID Module RMS25LB080"
178#define MPT2SAS_INTEL_RMS2LL080_BRANDING \
179 "Intel Integrated RAID Module RMS2LL080"
180#define MPT2SAS_INTEL_RMS2LL040_BRANDING \
181 "Intel Integrated RAID Module RMS2LL040"
182#define MPT2SAS_INTEL_RS25GB008_BRANDING \
183 "Intel(R) RAID Controller RS25GB008"
184#define MPT2SAS_INTEL_SSD910_BRANDING \
185 "Intel(R) SSD 910 Series"
186
1117b31a
SR		 187#define MPT3SAS_INTEL_RMS3JC080_BRANDING \
188 "Intel(R) Integrated RAID Module RMS3JC080"
189#define MPT3SAS_INTEL_RS3GC008_BRANDING \
190 "Intel(R) RAID Controller RS3GC008"
191#define MPT3SAS_INTEL_RS3FC044_BRANDING \
192 "Intel(R) RAID Controller RS3FC044"
193#define MPT3SAS_INTEL_RS3UC080_BRANDING \
194 "Intel(R) RAID Controller RS3UC080"
f92363d1 195
1117b31a
SR		 196/*
197 * Intel HBA SSDIDs
198 */
989e43c7
SR		 199#define MPT2SAS_INTEL_RMS25JB080_SSDID 0x3516
200#define MPT2SAS_INTEL_RMS25JB040_SSDID 0x3517
201#define MPT2SAS_INTEL_RMS25KB080_SSDID 0x3518
202#define MPT2SAS_INTEL_RMS25KB040_SSDID 0x3519
203#define MPT2SAS_INTEL_RMS25LB040_SSDID 0x351A
204#define MPT2SAS_INTEL_RMS25LB080_SSDID 0x351B
205#define MPT2SAS_INTEL_RMS2LL080_SSDID 0x350E
206#define MPT2SAS_INTEL_RMS2LL040_SSDID 0x350F
207#define MPT2SAS_INTEL_RS25GB008_SSDID 0x3000
208#define MPT2SAS_INTEL_SSD910_SSDID 0x3700
209
210#define MPT3SAS_INTEL_RMS3JC080_SSDID 0x3521
211#define MPT3SAS_INTEL_RS3GC008_SSDID 0x3522
212#define MPT3SAS_INTEL_RS3FC044_SSDID 0x3523
213#define MPT3SAS_INTEL_RS3UC080_SSDID 0x3524
f92363d1 214
fb84dfc4
SR		 215/*
216 * Dell HBA branding
217 */
989e43c7
SR		 218#define MPT2SAS_DELL_BRANDING_SIZE 32
219
220#define MPT2SAS_DELL_6GBPS_SAS_HBA_BRANDING "Dell 6Gbps SAS HBA"
221#define MPT2SAS_DELL_PERC_H200_ADAPTER_BRANDING "Dell PERC H200 Adapter"
222#define MPT2SAS_DELL_PERC_H200_INTEGRATED_BRANDING "Dell PERC H200 Integrated"
223#define MPT2SAS_DELL_PERC_H200_MODULAR_BRANDING "Dell PERC H200 Modular"
224#define MPT2SAS_DELL_PERC_H200_EMBEDDED_BRANDING "Dell PERC H200 Embedded"
225#define MPT2SAS_DELL_PERC_H200_BRANDING "Dell PERC H200"
226#define MPT2SAS_DELL_6GBPS_SAS_BRANDING "Dell 6Gbps SAS"
227
fb84dfc4
SR		 228#define MPT3SAS_DELL_12G_HBA_BRANDING \
229 "Dell 12Gbps HBA"
230
231/*
232 * Dell HBA SSDIDs
233 */
989e43c7
SR		 234#define MPT2SAS_DELL_6GBPS_SAS_HBA_SSDID 0x1F1C
235#define MPT2SAS_DELL_PERC_H200_ADAPTER_SSDID 0x1F1D
236#define MPT2SAS_DELL_PERC_H200_INTEGRATED_SSDID 0x1F1E
237#define MPT2SAS_DELL_PERC_H200_MODULAR_SSDID 0x1F1F
238#define MPT2SAS_DELL_PERC_H200_EMBEDDED_SSDID 0x1F20
239#define MPT2SAS_DELL_PERC_H200_SSDID 0x1F21
240#define MPT2SAS_DELL_6GBPS_SAS_SSDID 0x1F22
241
242#define MPT3SAS_DELL_12G_HBA_SSDID 0x1F46
fb84dfc4 243
38e4141e
SR		 244/*
245 * Cisco HBA branding
246 */
d8eb4a47 247#define MPT3SAS_CISCO_12G_8E_HBA_BRANDING \
989e43c7 248 "Cisco 9300-8E 12G SAS HBA"
d8eb4a47 249#define MPT3SAS_CISCO_12G_8I_HBA_BRANDING \
989e43c7 250 "Cisco 9300-8i 12G SAS HBA"
d8eb4a47 251#define MPT3SAS_CISCO_12G_AVILA_HBA_BRANDING \
989e43c7 252 "Cisco 12G Modular SAS Pass through Controller"
d8eb4a47 253#define MPT3SAS_CISCO_12G_COLUSA_MEZZANINE_HBA_BRANDING \
989e43c7 254 "UCS C3X60 12G SAS Pass through Controller"
38e4141e
SR		 255/*
256 * Cisco HBA SSSDIDs
257 */
d8eb4a47
SR		 258#define MPT3SAS_CISCO_12G_8E_HBA_SSDID 0x14C
259#define MPT3SAS_CISCO_12G_8I_HBA_SSDID 0x154
260#define MPT3SAS_CISCO_12G_AVILA_HBA_SSDID 0x155
261#define MPT3SAS_CISCO_12G_COLUSA_MEZZANINE_HBA_SSDID 0x156
38e4141e 262
f92363d1
SR		 263/*
264 * status bits for ioc->diag_buffer_status
265 */
266#define MPT3_DIAG_BUFFER_IS_REGISTERED (0x01)
267#define MPT3_DIAG_BUFFER_IS_RELEASED (0x02)
268#define MPT3_DIAG_BUFFER_IS_DIAG_RESET (0x04)
269
989e43c7
SR		 270/*
271 * HP HBA branding
272 */
273#define MPT2SAS_HP_3PAR_SSVID 0x1590
274
275#define MPT2SAS_HP_2_4_INTERNAL_BRANDING \
276 "HP H220 Host Bus Adapter"
277#define MPT2SAS_HP_2_4_EXTERNAL_BRANDING \
278 "HP H221 Host Bus Adapter"
279#define MPT2SAS_HP_1_4_INTERNAL_1_4_EXTERNAL_BRANDING \
280 "HP H222 Host Bus Adapter"
281#define MPT2SAS_HP_EMBEDDED_2_4_INTERNAL_BRANDING \
282 "HP H220i Host Bus Adapter"
283#define MPT2SAS_HP_DAUGHTER_2_4_INTERNAL_BRANDING \
284 "HP H210i Host Bus Adapter"
285
286/*
287 * HO HBA SSDIDs
288 */
289#define MPT2SAS_HP_2_4_INTERNAL_SSDID 0x0041
290#define MPT2SAS_HP_2_4_EXTERNAL_SSDID 0x0042
291#define MPT2SAS_HP_1_4_INTERNAL_1_4_EXTERNAL_SSDID 0x0043
292#define MPT2SAS_HP_EMBEDDED_2_4_INTERNAL_SSDID 0x0044
293#define MPT2SAS_HP_DAUGHTER_2_4_INTERNAL_SSDID 0x0046
294
fb77bb53
SR		 295/*
296 * Combined Reply Queue constants,
297 * There are twelve Supplemental Reply Post Host Index Registers
298 * and each register is at offset 0x10 bytes from the previous one.
299 */
300#define MPT3_SUP_REPLY_POST_HOST_INDEX_REG_COUNT 12
301#define MPT3_SUP_REPLY_POST_HOST_INDEX_REG_OFFSET (0x10)
f92363d1
SR		 302
303/* OEM Identifiers */
304#define MFG10_OEM_ID_INVALID (0x00000000)
305#define MFG10_OEM_ID_DELL (0x00000001)
306#define MFG10_OEM_ID_FSC (0x00000002)
307#define MFG10_OEM_ID_SUN (0x00000003)
308#define MFG10_OEM_ID_IBM (0x00000004)
309
310/* GENERIC Flags 0*/
311#define MFG10_GF0_OCE_DISABLED (0x00000001)
312#define MFG10_GF0_R1E_DRIVE_COUNT (0x00000002)
313#define MFG10_GF0_R10_DISPLAY (0x00000004)
314#define MFG10_GF0_SSD_DATA_SCRUB_DISABLE (0x00000008)
315#define MFG10_GF0_SINGLE_DRIVE_R0 (0x00000010)
316
3898f08e
SR		 317#define VIRTUAL_IO_FAILED_RETRY (0x32010081)
318
f92363d1
SR		 319/* OEM Specific Flags will come from OEM specific header files */
320struct Mpi2ManufacturingPage10_t {
321 MPI2_CONFIG_PAGE_HEADER Header; /* 00h */
322 U8 OEMIdentifier; /* 04h */
323 U8 Reserved1; /* 05h */
324 U16 Reserved2; /* 08h */
325 U32 Reserved3; /* 0Ch */
326 U32 GenericFlags0; /* 10h */
327 U32 GenericFlags1; /* 14h */
328 U32 Reserved4; /* 18h */
329 U32 OEMSpecificFlags0; /* 1Ch */
330 U32 OEMSpecificFlags1; /* 20h */
331 U32 Reserved5[18]; /* 24h - 60h*/
332};
333
334
335/* Miscellaneous options */
336struct Mpi2ManufacturingPage11_t {
337 MPI2_CONFIG_PAGE_HEADER Header; /* 00h */
338 __le32 Reserved1; /* 04h */
339 u8 Reserved2; /* 08h */
340 u8 EEDPTagMode; /* 09h */
341 u8 Reserved3; /* 0Ah */
342 u8 Reserved4; /* 0Bh */
343 __le32 Reserved5[23]; /* 0Ch-60h*/
344};
345
346/**
347 * struct MPT3SAS_TARGET - starget private hostdata
348 * @starget: starget object
349 * @sas_address: target sas address
7786ab6a 350 * @raid_device: raid_device pointer to access volume data
f92363d1
SR		 351 * @handle: device handle
352 * @num_luns: number luns
353 * @flags: MPT_TARGET_FLAGS_XXX flags
354 * @deleted: target flaged for deletion
355 * @tm_busy: target is busy with TM request.
d1cb5e49 356 * @sdev: The sas_device associated with this target
f92363d1
SR		 357 */
358struct MPT3SAS_TARGET {
359 struct scsi_target *starget;
360 u64 sas_address;
7786ab6a 361 struct _raid_device *raid_device;
f92363d1
SR		 362 u16 handle;
363 int num_luns;
364 u32 flags;
365 u8 deleted;
366 u8 tm_busy;
d1cb5e49 367 struct _sas_device *sdev;
f92363d1
SR		 368};
369
370
371/*
372 * per device private data
373 */
374#define MPT_DEVICE_FLAGS_INIT 0x01
375#define MPT_DEVICE_TLR_ON 0x02
376
7786ab6a
SR		 377#define MFG_PAGE10_HIDE_SSDS_MASK (0x00000003)
378#define MFG_PAGE10_HIDE_ALL_DISKS (0x00)
379#define MFG_PAGE10_EXPOSE_ALL_DISKS (0x01)
380#define MFG_PAGE10_HIDE_IF_VOL_PRESENT (0x02)
381
f92363d1
SR		 382/**
383 * struct MPT3SAS_DEVICE - sdev private hostdata
384 * @sas_target: starget private hostdata
385 * @lun: lun number
386 * @flags: MPT_DEVICE_XXX flags
387 * @configured_lun: lun is configured
388 * @block: device is in SDEV_BLOCK state
389 * @tlr_snoop_check: flag used in determining whether to disable TLR
390 * @eedp_enable: eedp support enable bit
391 * @eedp_type: 0(type_1), 1(type_2), 2(type_3)
392 * @eedp_block_length: block size
393 */
394struct MPT3SAS_DEVICE {
395 struct MPT3SAS_TARGET *sas_target;
396 unsigned int lun;
397 u32 flags;
398 u8 configured_lun;
399 u8 block;
400 u8 tlr_snoop_check;
401};
402
403#define MPT3_CMD_NOT_USED 0x8000 /* free */
404#define MPT3_CMD_COMPLETE 0x0001 /* completed */
405#define MPT3_CMD_PENDING 0x0002 /* pending */
406#define MPT3_CMD_REPLY_VALID 0x0004 /* reply is valid */
407#define MPT3_CMD_RESET 0x0008 /* host reset dropped the command */
408
409/**
410 * struct _internal_cmd - internal commands struct
411 * @mutex: mutex
412 * @done: completion
413 * @reply: reply message pointer
414 * @sense: sense data
415 * @status: MPT3_CMD_XXX status
416 * @smid: system message id
417 */
418struct _internal_cmd {
419 struct mutex mutex;
420 struct completion done;
421 void *reply;
422 void *sense;
423 u16 status;
424 u16 smid;
425};
426
427
428
429/**
430 * struct _sas_device - attached device information
431 * @list: sas device list
432 * @starget: starget object
433 * @sas_address: device sas address
434 * @device_name: retrieved from the SAS IDENTIFY frame.
435 * @handle: device handle
436 * @sas_address_parent: sas address of parent expander or sas host
437 * @enclosure_handle: enclosure handle
438 * @enclosure_logical_id: enclosure logical identifier
439 * @volume_handle: volume handle (valid when hidden raid member)
440 * @volume_wwid: volume unique identifier
441 * @device_info: bitfield provides detailed info about the device
442 * @id: target id
443 * @channel: target channel
444 * @slot: number number
445 * @phy: phy identifier provided in sas device page 0
f92363d1 446 * @responding: used in _scsih_sas_device_mark_responding
0f624c39
SR		 447 * @fast_path: fast path feature enable bit
448 * @pfa_led_on: flag for PFA LED status
e4bc7f5c
SR		 449 * @pend_sas_rphy_add: flag to check if device is in sas_rphy_add()
450 * addition routine.
f92363d1
SR		 451 */
452struct _sas_device {
453 struct list_head list;
454 struct scsi_target *starget;
455 u64 sas_address;
456 u64 device_name;
457 u16 handle;
458 u64 sas_address_parent;
459 u16 enclosure_handle;
460 u64 enclosure_logical_id;
461 u16 volume_handle;
462 u64 volume_wwid;
463 u32 device_info;
464 int id;
465 int channel;
466 u16 slot;
467 u8 phy;
468 u8 responding;
469 u8 fast_path;
0f624c39 470 u8 pfa_led_on;
e4bc7f5c 471 u8 pend_sas_rphy_add;
e6d45e3e
SR		 472 u8 enclosure_level;
473 u8 connector_name[4];
d1cb5e49 474 struct kref refcount;
f92363d1
SR		 475};
476
d1cb5e49
SR		 477static inline void sas_device_get(struct _sas_device *s)
478{
479 kref_get(&s->refcount);
480}
481
482static inline void sas_device_free(struct kref *r)
483{
484 kfree(container_of(r, struct _sas_device, refcount));
485}
486
487static inline void sas_device_put(struct _sas_device *s)
488{
489 kref_put(&s->refcount, sas_device_free);
490}
491
f92363d1
SR		 492/**
493 * struct _raid_device - raid volume link list
494 * @list: sas device list
495 * @starget: starget object
496 * @sdev: scsi device struct (volumes are single lun)
497 * @wwid: unique identifier for the volume
498 * @handle: device handle
7786ab6a 499 * @block_size: Block size of the volume
f92363d1
SR		 500 * @id: target id
501 * @channel: target channel
502 * @volume_type: the raid level
503 * @device_info: bitfield provides detailed info about the hidden components
504 * @num_pds: number of hidden raid components
505 * @responding: used in _scsih_raid_device_mark_responding
506 * @percent_complete: resync percent complete
7786ab6a
SR		 507 * @direct_io_enabled: Whether direct io to PDs are allowed or not
508 * @stripe_exponent: X where 2powX is the stripe sz in blocks
509 * @block_exponent: X where 2powX is the block sz in bytes
510 * @max_lba: Maximum number of LBA in the volume
511 * @stripe_sz: Stripe Size of the volume
512 * @device_info: Device info of the volume member disk
513 * @pd_handle: Array of handles of the physical drives for direct I/O in le16
f92363d1
SR		 514 */
515#define MPT_MAX_WARPDRIVE_PDS 8
516struct _raid_device {
517 struct list_head list;
518 struct scsi_target *starget;
519 struct scsi_device *sdev;
520 u64 wwid;
521 u16 handle;
7786ab6a 522 u16 block_sz;
f92363d1
SR		 523 int id;
524 int channel;
525 u8 volume_type;
526 u8 num_pds;
527 u8 responding;
528 u8 percent_complete;
7786ab6a
SR		 529 u8 direct_io_enabled;
530 u8 stripe_exponent;
531 u8 block_exponent;
532 u64 max_lba;
533 u32 stripe_sz;
f92363d1 534 u32 device_info;
7786ab6a 535 u16 pd_handle[MPT_MAX_WARPDRIVE_PDS];
f92363d1
SR		 536};
537
538/**
539 * struct _boot_device - boot device info
540 * @is_raid: flag to indicate whether this is volume
541 * @device: holds pointer for either struct _sas_device or
542 * struct _raid_device
543 */
544struct _boot_device {
545 u8 is_raid;
546 void *device;
547};
548
549/**
550 * struct _sas_port - wide/narrow sas port information
551 * @port_list: list of ports belonging to expander
552 * @num_phys: number of phys belonging to this port
553 * @remote_identify: attached device identification
554 * @rphy: sas transport rphy object
555 * @port: sas transport wide/narrow port object
556 * @phy_list: _sas_phy list objects belonging to this port
557 */
558struct _sas_port {
559 struct list_head port_list;
560 u8 num_phys;
561 struct sas_identify remote_identify;
562 struct sas_rphy *rphy;
563 struct sas_port *port;
564 struct list_head phy_list;
565};
566
567/**
568 * struct _sas_phy - phy information
569 * @port_siblings: list of phys belonging to a port
570 * @identify: phy identification
571 * @remote_identify: attached device identification
572 * @phy: sas transport phy object
573 * @phy_id: unique phy id
574 * @handle: device handle for this phy
575 * @attached_handle: device handle for attached device
576 * @phy_belongs_to_port: port has been created for this phy
577 */
578struct _sas_phy {
579 struct list_head port_siblings;
580 struct sas_identify identify;
581 struct sas_identify remote_identify;
582 struct sas_phy *phy;
583 u8 phy_id;
584 u16 handle;
585 u16 attached_handle;
586 u8 phy_belongs_to_port;
587};
588
589/**
590 * struct _sas_node - sas_host/expander information
591 * @list: list of expanders
592 * @parent_dev: parent device class
593 * @num_phys: number phys belonging to this sas_host/expander
594 * @sas_address: sas address of this sas_host/expander
595 * @handle: handle for this sas_host/expander
596 * @sas_address_parent: sas address of parent expander or sas host
597 * @enclosure_handle: handle for this a member of an enclosure
598 * @device_info: bitwise defining capabilities of this sas_host/expander
599 * @responding: used in _scsih_expander_device_mark_responding
600 * @phy: a list of phys that make up this sas_host/expander
601 * @sas_port_list: list of ports attached to this sas_host/expander
602 */
603struct _sas_node {
604 struct list_head list;
605 struct device *parent_dev;
606 u8 num_phys;
607 u64 sas_address;
608 u16 handle;
609 u64 sas_address_parent;
610 u16 enclosure_handle;
611 u64 enclosure_logical_id;
612 u8 responding;
613 struct _sas_phy *phy;
614 struct list_head sas_port_list;
615};
616
617/**
618 * enum reset_type - reset state
619 * @FORCE_BIG_HAMMER: issue diagnostic reset
620 * @SOFT_RESET: issue message_unit_reset, if fails to to big hammer
621 */
622enum reset_type {
623 FORCE_BIG_HAMMER,
624 SOFT_RESET,
625};
626
627/**
628 * struct chain_tracker - firmware chain tracker
629 * @chain_buffer: chain buffer
630 * @chain_buffer_dma: physical address
631 * @tracker_list: list of free request (ioc->free_chain_list)
632 */
633struct chain_tracker {
634 void *chain_buffer;
635 dma_addr_t chain_buffer_dma;
636 struct list_head tracker_list;
637};
638
639/**
640 * struct scsiio_tracker - scsi mf request tracker
641 * @smid: system message id
642 * @scmd: scsi request pointer
643 * @cb_idx: callback index
7786ab6a 644 * @direct_io: To indicate whether I/O is direct (WARPDRIVE)
f92363d1
SR		 645 * @tracker_list: list of free request (ioc->free_list)
646 */
647struct scsiio_tracker {
648 u16 smid;
649 struct scsi_cmnd *scmd;
650 u8 cb_idx;
7786ab6a 651 u8 direct_io;
f92363d1
SR		 652 struct list_head chain_list;
653 struct list_head tracker_list;
654};
655
656/**
657 * struct request_tracker - firmware request tracker
658 * @smid: system message id
659 * @cb_idx: callback index
660 * @tracker_list: list of free request (ioc->free_list)
661 */
662struct request_tracker {
663 u16 smid;
664 u8 cb_idx;
665 struct list_head tracker_list;
666};
667
668/**
669 * struct _tr_list - target reset list
670 * @handle: device handle
671 * @state: state machine
672 */
673struct _tr_list {
674 struct list_head list;
675 u16 handle;
676 u16 state;
677};
678
679
680/**
681 * struct adapter_reply_queue - the reply queue struct
682 * @ioc: per adapter object
683 * @msix_index: msix index into vector table
684 * @vector: irq vector
685 * @reply_post_host_index: head index in the pool where FW completes IO
686 * @reply_post_free: reply post base virt address
687 * @name: the name registered to request_irq()
688 * @busy: isr is actively processing replies on another cpu
689 * @list: this list
690*/
691struct adapter_reply_queue {
692 struct MPT3SAS_ADAPTER *ioc;
693 u8 msix_index;
694 unsigned int vector;
695 u32 reply_post_host_index;
696 Mpi2ReplyDescriptorsUnion_t *reply_post_free;
697 char name[MPT_NAME_LENGTH];
698 atomic_t busy;
14b3114d 699 cpumask_var_t affinity_hint;
f92363d1
SR		 700 struct list_head list;
701};
702
703typedef void (*MPT_ADD_SGE)(void *paddr, u32 flags_length, dma_addr_t dma_addr);
704
705/* SAS3.0 support */
706typedef int (*MPT_BUILD_SG_SCMD)(struct MPT3SAS_ADAPTER *ioc,
707 struct scsi_cmnd *scmd, u16 smid);
708typedef void (*MPT_BUILD_SG)(struct MPT3SAS_ADAPTER *ioc, void *psge,
709 dma_addr_t data_out_dma, size_t data_out_sz,
710 dma_addr_t data_in_dma, size_t data_in_sz);
711typedef void (*MPT_BUILD_ZERO_LEN_SGE)(struct MPT3SAS_ADAPTER *ioc,
712 void *paddr);
713
714
715
716/* IOC Facts and Port Facts converted from little endian to cpu */
717union mpi3_version_union {
718 MPI2_VERSION_STRUCT Struct;
719 u32 Word;
720};
721
722struct mpt3sas_facts {
723 u16 MsgVersion;
724 u16 HeaderVersion;
725 u8 IOCNumber;
726 u8 VP_ID;
727 u8 VF_ID;
728 u16 IOCExceptions;
729 u16 IOCStatus;
730 u32 IOCLogInfo;
731 u8 MaxChainDepth;
732 u8 WhoInit;
733 u8 NumberOfPorts;
734 u8 MaxMSIxVectors;
735 u16 RequestCredit;
736 u16 ProductID;
737 u32 IOCCapabilities;
738 union mpi3_version_union FWVersion;
739 u16 IOCRequestFrameSize;
740 u16 Reserved3;
741 u16 MaxInitiators;
742 u16 MaxTargets;
743 u16 MaxSasExpanders;
744 u16 MaxEnclosures;
745 u16 ProtocolFlags;
746 u16 HighPriorityCredit;
747 u16 MaxReplyDescriptorPostQueueDepth;
748 u8 ReplyFrameSize;
749 u8 MaxVolumes;
750 u16 MaxDevHandle;
751 u16 MaxPersistentEntries;
752 u16 MinDevHandle;
753};
754
755struct mpt3sas_port_facts {
756 u8 PortNumber;
757 u8 VP_ID;
758 u8 VF_ID;
759 u8 PortType;
760 u16 MaxPostedCmdBuffers;
761};
762
9b05c91a
SR		 763struct reply_post_struct {
764 Mpi2ReplyDescriptorsUnion_t *reply_post_free;
765 dma_addr_t reply_post_free_dma;
766};
767
f92363d1
SR		 768/**
769 * enum mutex_type - task management mutex type
770 * @TM_MUTEX_OFF: mutex is not required becuase calling function is acquiring it
771 * @TM_MUTEX_ON: mutex is required
772 */
773enum mutex_type {
774 TM_MUTEX_OFF = 0,
775 TM_MUTEX_ON = 1,
776};
777
778typedef void (*MPT3SAS_FLUSH_RUNNING_CMDS)(struct MPT3SAS_ADAPTER *ioc);
779/**
780 * struct MPT3SAS_ADAPTER - per adapter struct
781 * @list: ioc_list
782 * @shost: shost object
783 * @id: unique adapter id
784 * @cpu_count: number online cpus
785 * @name: generic ioc string
786 * @tmp_string: tmp string used for logging
787 * @pdev: pci pdev object
788 * @pio_chip: physical io register space
789 * @chip: memory mapped register space
790 * @chip_phys: physical addrss prior to mapping
791 * @logging_level: see mpt3sas_debug.h
792 * @fwfault_debug: debuging FW timeouts
793 * @ir_firmware: IR firmware present
794 * @bars: bitmask of BAR's that must be configured
795 * @mask_interrupts: ignore interrupt
9b05c91a 796 * @dma_mask: used to set the consistent dma mask
f92363d1
SR		 797 * @fault_reset_work_q_name: fw fault work queue
798 * @fault_reset_work_q: ""
799 * @fault_reset_work: ""
800 * @firmware_event_name: fw event work queue
801 * @firmware_event_thread: ""
802 * @fw_event_lock:
803 * @fw_event_list: list of fw events
804 * @aen_event_read_flag: event log was read
805 * @broadcast_aen_busy: broadcast aen waiting to be serviced
806 * @shost_recovery: host reset in progress
807 * @ioc_reset_in_progress_lock:
808 * @ioc_link_reset_in_progress: phy/hard reset in progress
809 * @ignore_loginfos: ignore loginfos during task management
810 * @remove_host: flag for when driver unloads, to avoid sending dev resets
811 * @pci_error_recovery: flag to prevent ioc access until slot reset completes
812 * @wait_for_discovery_to_complete: flag set at driver load time when
813 * waiting on reporting devices
814 * @is_driver_loading: flag set at driver load time
815 * @port_enable_failed: flag set when port enable has failed
816 * @start_scan: flag set from scan_start callback, cleared from _mpt3sas_fw_work
817 * @start_scan_failed: means port enable failed, return's the ioc_status
818 * @msix_enable: flag indicating msix is enabled
819 * @msix_vector_count: number msix vectors
820 * @cpu_msix_table: table for mapping cpus to msix index
821 * @cpu_msix_table_sz: table size
822 * @schedule_dead_ioc_flush_running_cmds: callback to flush pending commands
823 * @scsi_io_cb_idx: shost generated commands
824 * @tm_cb_idx: task management commands
825 * @scsih_cb_idx: scsih internal commands
826 * @transport_cb_idx: transport internal commands
827 * @ctl_cb_idx: clt internal commands
828 * @base_cb_idx: base internal commands
829 * @config_cb_idx: base internal commands
830 * @tm_tr_cb_idx : device removal target reset handshake
831 * @tm_tr_volume_cb_idx : volume removal target reset
832 * @base_cmds:
833 * @transport_cmds:
834 * @scsih_cmds:
835 * @tm_cmds:
836 * @ctl_cmds:
837 * @config_cmds:
838 * @base_add_sg_single: handler for either 32/64 bit sgl's
839 * @event_type: bits indicating which events to log
840 * @event_context: unique id for each logged event
841 * @event_log: event log pointer
842 * @event_masks: events that are masked
843 * @facts: static facts data
844 * @pfacts: static port facts data
845 * @manu_pg0: static manufacturing page 0
846 * @manu_pg10: static manufacturing page 10
847 * @manu_pg11: static manufacturing page 11
848 * @bios_pg2: static bios page 2
849 * @bios_pg3: static bios page 3
850 * @ioc_pg8: static ioc page 8
851 * @iounit_pg0: static iounit page 0
852 * @iounit_pg1: static iounit page 1
2d8ce8c9 853 * @iounit_pg8: static iounit page 8
f92363d1
SR		 854 * @sas_hba: sas host object
855 * @sas_expander_list: expander object list
856 * @sas_node_lock:
857 * @sas_device_list: sas device object list
858 * @sas_device_init_list: sas device object list (used only at init time)
859 * @sas_device_lock:
860 * @io_missing_delay: time for IO completed by fw when PDR enabled
861 * @device_missing_delay: time for device missing by fw when PDR enabled
862 * @sas_id : used for setting volume target IDs
863 * @blocking_handles: bitmask used to identify which devices need blocking
864 * @pd_handles : bitmask for PD handles
865 * @pd_handles_sz : size of pd_handle bitmask
866 * @config_page_sz: config page size
867 * @config_page: reserve memory for config page payload
868 * @config_page_dma:
869 * @hba_queue_depth: hba request queue depth
870 * @sge_size: sg element size for either 32/64 bit
871 * @scsiio_depth: SCSI_IO queue depth
872 * @request_sz: per request frame size
873 * @request: pool of request frames
874 * @request_dma:
875 * @request_dma_sz:
876 * @scsi_lookup: firmware request tracker list
877 * @scsi_lookup_lock:
878 * @free_list: free list of request
879 * @pending_io_count:
880 * @reset_wq:
881 * @chain: pool of chains
882 * @chain_dma:
883 * @max_sges_in_main_message: number sg elements in main message
884 * @max_sges_in_chain_message: number sg elements per chain
885 * @chains_needed_per_io: max chains per io
886 * @chain_depth: total chains allocated
887 * @hi_priority_smid:
888 * @hi_priority:
889 * @hi_priority_dma:
890 * @hi_priority_depth:
891 * @hpr_lookup:
892 * @hpr_free_list:
893 * @internal_smid:
894 * @internal:
895 * @internal_dma:
896 * @internal_depth:
897 * @internal_lookup:
898 * @internal_free_list:
899 * @sense: pool of sense
900 * @sense_dma:
901 * @sense_dma_pool:
902 * @reply_depth: hba reply queue depth:
903 * @reply_sz: per reply frame size:
904 * @reply: pool of replys:
905 * @reply_dma:
906 * @reply_dma_pool:
907 * @reply_free_queue_depth: reply free depth
908 * @reply_free: pool for reply free queue (32 bit addr)
909 * @reply_free_dma:
910 * @reply_free_dma_pool:
911 * @reply_free_host_index: tail index in pool to insert free replys
912 * @reply_post_queue_depth: reply post queue depth
9b05c91a
SR		 913 * @reply_post_struct: struct for reply_post_free physical & virt address
914 * @rdpq_array_capable: FW supports multiple reply queue addresses in ioc_init
915 * @rdpq_array_enable: rdpq_array support is enabled in the driver
916 * @rdpq_array_enable_assigned: this ensures that rdpq_array_enable flag
917 * is assigned only ones
f92363d1
SR		 918 * @reply_queue_count: number of reply queue's
919 * @reply_queue_list: link list contaning the reply queue info
fb77bb53
SR		 920 * @msix96_vector: 96 MSI-X vector support
921 * @replyPostRegisterIndex: index of next position in Reply Desc Post Queue
f92363d1
SR		 922 * @delayed_tr_list: target reset link list
923 * @delayed_tr_volume_list: volume target reset link list
08c4d550
SR		 924 * @temp_sensors_count: flag to carry the number of temperature sensors
925 * @pci_access_mutex: Mutex to synchronize ioctl,sysfs show path and
926 * pci resource handling. PCI resource freeing will lead to free
927 * vital hardware/memory resource, which might be in use by cli/sysfs
928 * path functions resulting in Null pointer reference followed by kernel
929 * crash. To avoid the above race condition we use mutex syncrhonization
930 * which ensures the syncrhonization between cli/sysfs_show path.
f92363d1
SR		 931 */
932struct MPT3SAS_ADAPTER {
933 struct list_head list;
934 struct Scsi_Host *shost;
935 u8 id;
936 int cpu_count;
937 char name[MPT_NAME_LENGTH];
c84b06a4 938 char driver_name[MPT_NAME_LENGTH];
f92363d1
SR		 939 char tmp_string[MPT_STRING_LENGTH];
940 struct pci_dev *pdev;
941 Mpi2SystemInterfaceRegs_t __iomem *chip;
942 resource_size_t chip_phys;
943 int logging_level;
944 int fwfault_debug;
945 u8 ir_firmware;
946 int bars;
947 u8 mask_interrupts;
9b05c91a 948 int dma_mask;
f92363d1
SR		 949
950 /* fw fault handler */
951 char fault_reset_work_q_name[20];
952 struct workqueue_struct *fault_reset_work_q;
953 struct delayed_work fault_reset_work;
954
955 /* fw event handler */
956 char firmware_event_name[20];
957 struct workqueue_struct *firmware_event_thread;
958 spinlock_t fw_event_lock;
959 struct list_head fw_event_list;
960
961 /* misc flags */
962 int aen_event_read_flag;
963 u8 broadcast_aen_busy;
964 u16 broadcast_aen_pending;
965 u8 shost_recovery;
966
967 struct mutex reset_in_progress_mutex;
968 spinlock_t ioc_reset_in_progress_lock;
969 u8 ioc_link_reset_in_progress;
970 u8 ioc_reset_in_progress_status;
971
972 u8 ignore_loginfos;
973 u8 remove_host;
974 u8 pci_error_recovery;
975 u8 wait_for_discovery_to_complete;
976 u8 is_driver_loading;
977 u8 port_enable_failed;
978 u8 start_scan;
979 u16 start_scan_failed;
980
981 u8 msix_enable;
982 u16 msix_vector_count;
983 u8 *cpu_msix_table;
984 u16 cpu_msix_table_sz;
7786ab6a 985 resource_size_t __iomem **reply_post_host_index;
f92363d1
SR		 986 u32 ioc_reset_count;
987 MPT3SAS_FLUSH_RUNNING_CMDS schedule_dead_ioc_flush_running_cmds;
16e179bd 988 u32 non_operational_loop;
f92363d1
SR		 989
990 /* internal commands, callback index */
991 u8 scsi_io_cb_idx;
992 u8 tm_cb_idx;
993 u8 transport_cb_idx;
994 u8 scsih_cb_idx;
995 u8 ctl_cb_idx;
996 u8 base_cb_idx;
997 u8 port_enable_cb_idx;
998 u8 config_cb_idx;
999 u8 tm_tr_cb_idx;
1000 u8 tm_tr_volume_cb_idx;
1001 u8 tm_sas_control_cb_idx;
1002 struct _internal_cmd base_cmds;
1003 struct _internal_cmd port_enable_cmds;
1004 struct _internal_cmd transport_cmds;
1005 struct _internal_cmd scsih_cmds;
1006 struct _internal_cmd tm_cmds;
1007 struct _internal_cmd ctl_cmds;
1008 struct _internal_cmd config_cmds;
1009
1010 MPT_ADD_SGE base_add_sg_single;
1011
1012 /* function ptr for either IEEE or MPI sg elements */
1013 MPT_BUILD_SG_SCMD build_sg_scmd;
1014 MPT_BUILD_SG build_sg;
1015 MPT_BUILD_ZERO_LEN_SGE build_zero_len_sge;
f92363d1 1016 u16 sge_size_ieee;
d357e84d 1017 u16 hba_mpi_version_belonged;
f92363d1
SR		 1018
1019 /* function ptr for MPI sg elements only */
1020 MPT_BUILD_SG build_sg_mpi;
1021 MPT_BUILD_ZERO_LEN_SGE build_zero_len_sge_mpi;
1022
1023 /* event log */
1024 u32 event_type[MPI2_EVENT_NOTIFY_EVENTMASK_WORDS];
1025 u32 event_context;
1026 void *event_log;
1027 u32 event_masks[MPI2_EVENT_NOTIFY_EVENTMASK_WORDS];
1028
1029 /* static config pages */
1030 struct mpt3sas_facts facts;
1031 struct mpt3sas_port_facts *pfacts;
1032 Mpi2ManufacturingPage0_t manu_pg0;
1033 struct Mpi2ManufacturingPage10_t manu_pg10;
1034 struct Mpi2ManufacturingPage11_t manu_pg11;
1035 Mpi2BiosPage2_t bios_pg2;
1036 Mpi2BiosPage3_t bios_pg3;
1037 Mpi2IOCPage8_t ioc_pg8;
1038 Mpi2IOUnitPage0_t iounit_pg0;
1039 Mpi2IOUnitPage1_t iounit_pg1;
2d8ce8c9 1040 Mpi2IOUnitPage8_t iounit_pg8;
f92363d1
SR		 1041
1042 struct _boot_device req_boot_device;
1043 struct _boot_device req_alt_boot_device;
1044 struct _boot_device current_boot_device;
1045
1046 /* sas hba, expander, and device list */
1047 struct _sas_node sas_hba;
1048 struct list_head sas_expander_list;
1049 spinlock_t sas_node_lock;
1050 struct list_head sas_device_list;
1051 struct list_head sas_device_init_list;
1052 spinlock_t sas_device_lock;
1053 struct list_head raid_device_list;
1054 spinlock_t raid_device_lock;
1055 u8 io_missing_delay;
1056 u16 device_missing_delay;
1057 int sas_id;
1058
1059 void *blocking_handles;
1060 void *pd_handles;
1061 u16 pd_handles_sz;
1062
1063 /* config page */
1064 u16 config_page_sz;
1065 void *config_page;
1066 dma_addr_t config_page_dma;
1067
1068 /* scsiio request */
1069 u16 hba_queue_depth;
1070 u16 sge_size;
1071 u16 scsiio_depth;
1072 u16 request_sz;
1073 u8 *request;
1074 dma_addr_t request_dma;
1075 u32 request_dma_sz;
1076 struct scsiio_tracker *scsi_lookup;
1077 ulong scsi_lookup_pages;
1078 spinlock_t scsi_lookup_lock;
1079 struct list_head free_list;
1080 int pending_io_count;
1081 wait_queue_head_t reset_wq;
1082
1083 /* chain */
1084 struct chain_tracker *chain_lookup;
1085 struct list_head free_chain_list;
1086 struct dma_pool *chain_dma_pool;
1087 ulong chain_pages;
1088 u16 max_sges_in_main_message;
1089 u16 max_sges_in_chain_message;
1090 u16 chains_needed_per_io;
1091 u32 chain_depth;
1092
1093 /* hi-priority queue */
1094 u16 hi_priority_smid;
1095 u8 *hi_priority;
1096 dma_addr_t hi_priority_dma;
1097 u16 hi_priority_depth;
1098 struct request_tracker *hpr_lookup;
1099 struct list_head hpr_free_list;
1100
1101 /* internal queue */
1102 u16 internal_smid;
1103 u8 *internal;
1104 dma_addr_t internal_dma;
1105 u16 internal_depth;
1106 struct request_tracker *internal_lookup;
1107 struct list_head internal_free_list;
1108
1109 /* sense */
1110 u8 *sense;
1111 dma_addr_t sense_dma;
1112 struct dma_pool *sense_dma_pool;
1113
1114 /* reply */
1115 u16 reply_sz;
1116 u8 *reply;
1117 dma_addr_t reply_dma;
1118 u32 reply_dma_max_address;
1119 u32 reply_dma_min_address;
1120 struct dma_pool *reply_dma_pool;
1121
1122 /* reply free queue */
1123 u16 reply_free_queue_depth;
1124 __le32 *reply_free;
1125 dma_addr_t reply_free_dma;
1126 struct dma_pool *reply_free_dma_pool;
1127 u32 reply_free_host_index;
1128
1129 /* reply post queue */
1130 u16 reply_post_queue_depth;
9b05c91a
SR		 1131 struct reply_post_struct *reply_post;
1132 u8 rdpq_array_capable;
1133 u8 rdpq_array_enable;
1134 u8 rdpq_array_enable_assigned;
f92363d1
SR		 1135 struct dma_pool *reply_post_free_dma_pool;
1136 u8 reply_queue_count;
1137 struct list_head reply_queue_list;
1138
fb77bb53
SR		 1139 u8 msix96_vector;
1140 /* reply post register index */
1141 resource_size_t **replyPostRegisterIndex;
1142
f92363d1
SR		 1143 struct list_head delayed_tr_list;
1144 struct list_head delayed_tr_volume_list;
2d8ce8c9 1145 u8 temp_sensors_count;
08c4d550 1146 struct mutex pci_access_mutex;
f92363d1
SR		 1147
1148 /* diag buffer support */
1149 u8 *diag_buffer[MPI2_DIAG_BUF_TYPE_COUNT];
1150 u32 diag_buffer_sz[MPI2_DIAG_BUF_TYPE_COUNT];
1151 dma_addr_t diag_buffer_dma[MPI2_DIAG_BUF_TYPE_COUNT];
1152 u8 diag_buffer_status[MPI2_DIAG_BUF_TYPE_COUNT];
1153 u32 unique_id[MPI2_DIAG_BUF_TYPE_COUNT];
1154 u32 product_specific[MPI2_DIAG_BUF_TYPE_COUNT][23];
1155 u32 diagnostic_flags[MPI2_DIAG_BUF_TYPE_COUNT];
1156 u32 ring_buffer_offset;
1157 u32 ring_buffer_sz;
7786ab6a
SR		 1158 u8 is_warpdrive;
1159 u8 hide_ir_msg;
1160 u8 mfg_pg10_hide_flag;
1161 u8 hide_drives;
f92363d1
SR		 1162 spinlock_t diag_trigger_lock;
1163 u8 diag_trigger_active;
1164 struct SL_WH_MASTER_TRIGGER_T diag_trigger_master;
1165 struct SL_WH_EVENT_TRIGGERS_T diag_trigger_event;
1166 struct SL_WH_SCSI_TRIGGERS_T diag_trigger_scsi;
1167 struct SL_WH_MPI_TRIGGERS_T diag_trigger_mpi;
1168};
1169
1170typedef u8 (*MPT_CALLBACK)(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
1171 u32 reply);
1172
1173
1174/* base shared API */
1175extern struct list_head mpt3sas_ioc_list;
d357e84d 1176extern char driver_name[MPT_NAME_LENGTH];
08c4d550
SR		 1177/* spinlock on list operations over IOCs
1178 * Case: when multiple warpdrive cards(IOCs) are in use
1179 * Each IOC will added to the ioc list structure on initialization.
1180 * Watchdog threads run at regular intervals to check IOC for any
1181 * fault conditions which will trigger the dead_ioc thread to
1182 * deallocate pci resource, resulting deleting the IOC netry from list,
1183 * this deletion need to protected by spinlock to enusre that
1184 * ioc removal is syncrhonized, if not synchronized it might lead to
1185 * list_del corruption as the ioc list is traversed in cli path.
1186 */
1187extern spinlock_t gioc_lock;
d357e84d 1188
f92363d1
SR		 1189void mpt3sas_base_start_watchdog(struct MPT3SAS_ADAPTER *ioc);
1190void mpt3sas_base_stop_watchdog(struct MPT3SAS_ADAPTER *ioc);
1191
1192int mpt3sas_base_attach(struct MPT3SAS_ADAPTER *ioc);
1193void mpt3sas_base_detach(struct MPT3SAS_ADAPTER *ioc);
1194int mpt3sas_base_map_resources(struct MPT3SAS_ADAPTER *ioc);
1195void mpt3sas_base_free_resources(struct MPT3SAS_ADAPTER *ioc);
1196int mpt3sas_base_hard_reset_handler(struct MPT3SAS_ADAPTER *ioc, int sleep_flag,
1197 enum reset_type type);
1198
1199void *mpt3sas_base_get_msg_frame(struct MPT3SAS_ADAPTER *ioc, u16 smid);
1200void *mpt3sas_base_get_sense_buffer(struct MPT3SAS_ADAPTER *ioc, u16 smid);
1201__le32 mpt3sas_base_get_sense_buffer_dma(struct MPT3SAS_ADAPTER *ioc,
1202 u16 smid);
1203void mpt3sas_base_flush_reply_queues(struct MPT3SAS_ADAPTER *ioc);
1204
1205/* hi-priority queue */
1206u16 mpt3sas_base_get_smid_hpr(struct MPT3SAS_ADAPTER *ioc, u8 cb_idx);
1207u16 mpt3sas_base_get_smid_scsiio(struct MPT3SAS_ADAPTER *ioc, u8 cb_idx,
1208 struct scsi_cmnd *scmd);
1209
1210u16 mpt3sas_base_get_smid(struct MPT3SAS_ADAPTER *ioc, u8 cb_idx);
1211void mpt3sas_base_free_smid(struct MPT3SAS_ADAPTER *ioc, u16 smid);
1212void mpt3sas_base_put_smid_scsi_io(struct MPT3SAS_ADAPTER *ioc, u16 smid,
1213 u16 handle);
1214void mpt3sas_base_put_smid_fast_path(struct MPT3SAS_ADAPTER *ioc, u16 smid,
1215 u16 handle);
1216void mpt3sas_base_put_smid_hi_priority(struct MPT3SAS_ADAPTER *ioc, u16 smid);
1217void mpt3sas_base_put_smid_default(struct MPT3SAS_ADAPTER *ioc, u16 smid);
1218void mpt3sas_base_initialize_callback_handler(void);
1219u8 mpt3sas_base_register_callback_handler(MPT_CALLBACK cb_func);
1220void mpt3sas_base_release_callback_handler(u8 cb_idx);
1221
1222u8 mpt3sas_base_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
1223 u32 reply);
1224u8 mpt3sas_port_enable_done(struct MPT3SAS_ADAPTER *ioc, u16 smid,
1225 u8 msix_index, u32 reply);
1226void *mpt3sas_base_get_reply_virt_addr(struct MPT3SAS_ADAPTER *ioc,
1227 u32 phys_addr);
1228
1229u32 mpt3sas_base_get_iocstate(struct MPT3SAS_ADAPTER *ioc, int cooked);
1230
1231void mpt3sas_base_fault_info(struct MPT3SAS_ADAPTER *ioc , u16 fault_code);
1232int mpt3sas_base_sas_iounit_control(struct MPT3SAS_ADAPTER *ioc,
1233 Mpi2SasIoUnitControlReply_t *mpi_reply,
1234 Mpi2SasIoUnitControlRequest_t *mpi_request);
1235int mpt3sas_base_scsi_enclosure_processor(struct MPT3SAS_ADAPTER *ioc,
1236 Mpi2SepReply_t *mpi_reply, Mpi2SepRequest_t *mpi_request);
1237
1238void mpt3sas_base_validate_event_type(struct MPT3SAS_ADAPTER *ioc,
1239 u32 *event_type);
1240
1241void mpt3sas_halt_firmware(struct MPT3SAS_ADAPTER *ioc);
1242
1243void mpt3sas_base_update_missing_delay(struct MPT3SAS_ADAPTER *ioc,
1244 u16 device_missing_delay, u8 io_missing_delay);
1245
1246int mpt3sas_port_enable(struct MPT3SAS_ADAPTER *ioc);
1247
1248
1249/* scsih shared API */
1250u8 mpt3sas_scsih_event_callback(struct MPT3SAS_ADAPTER *ioc, u8 msix_index,
1251 u32 reply);
1252void mpt3sas_scsih_reset_handler(struct MPT3SAS_ADAPTER *ioc, int reset_phase);
1253
1254int mpt3sas_scsih_issue_tm(struct MPT3SAS_ADAPTER *ioc, u16 handle,
1255 uint channel, uint id, uint lun, u8 type, u16 smid_task,
c62e46de 1256 ulong timeout, enum mutex_type m_type);
f92363d1
SR		 1257void mpt3sas_scsih_set_tm_flag(struct MPT3SAS_ADAPTER *ioc, u16 handle);
1258void mpt3sas_scsih_clear_tm_flag(struct MPT3SAS_ADAPTER *ioc, u16 handle);
1259void mpt3sas_expander_remove(struct MPT3SAS_ADAPTER *ioc, u64 sas_address);
1260void mpt3sas_device_remove_by_sas_address(struct MPT3SAS_ADAPTER *ioc,
1261 u64 sas_address);
1262
1263struct _sas_node *mpt3sas_scsih_expander_find_by_handle(
1264 struct MPT3SAS_ADAPTER *ioc, u16 handle);
1265struct _sas_node *mpt3sas_scsih_expander_find_by_sas_address(
1266 struct MPT3SAS_ADAPTER *ioc, u64 sas_address);
d1cb5e49
SR		 1267struct _sas_device *mpt3sas_get_sdev_by_addr(
1268 struct MPT3SAS_ADAPTER *ioc, u64 sas_address);
1269struct _sas_device *__mpt3sas_get_sdev_by_addr(
1270 struct MPT3SAS_ADAPTER *ioc, u64 sas_address);
f92363d1
SR		 1271
1272void mpt3sas_port_enable_complete(struct MPT3SAS_ADAPTER *ioc);
c84b06a4
SR		 1273struct _raid_device *
1274mpt3sas_raid_device_find_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle);
8a7e4c24 1275
f92363d1
SR		 1276/* config shared API */
1277u8 mpt3sas_config_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
1278 u32 reply);
1279int mpt3sas_config_get_number_hba_phys(struct MPT3SAS_ADAPTER *ioc,
1280 u8 *num_phys);
1281int mpt3sas_config_get_manufacturing_pg0(struct MPT3SAS_ADAPTER *ioc,
1282 Mpi2ConfigReply_t *mpi_reply, Mpi2ManufacturingPage0_t *config_page);
1283int mpt3sas_config_get_manufacturing_pg7(struct MPT3SAS_ADAPTER *ioc,
1284 Mpi2ConfigReply_t *mpi_reply, Mpi2ManufacturingPage7_t *config_page,
1285 u16 sz);
1286int mpt3sas_config_get_manufacturing_pg10(struct MPT3SAS_ADAPTER *ioc,
1287 Mpi2ConfigReply_t *mpi_reply,
1288 struct Mpi2ManufacturingPage10_t *config_page);
1289
1290int mpt3sas_config_get_manufacturing_pg11(struct MPT3SAS_ADAPTER *ioc,
1291 Mpi2ConfigReply_t *mpi_reply,
1292 struct Mpi2ManufacturingPage11_t *config_page);
1293int mpt3sas_config_set_manufacturing_pg11(struct MPT3SAS_ADAPTER *ioc,
1294 Mpi2ConfigReply_t *mpi_reply,
1295 struct Mpi2ManufacturingPage11_t *config_page);
1296
1297int mpt3sas_config_get_bios_pg2(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1298 *mpi_reply, Mpi2BiosPage2_t *config_page);
1299int mpt3sas_config_get_bios_pg3(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1300 *mpi_reply, Mpi2BiosPage3_t *config_page);
1301int mpt3sas_config_get_iounit_pg0(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1302 *mpi_reply, Mpi2IOUnitPage0_t *config_page);
1303int mpt3sas_config_get_sas_device_pg0(struct MPT3SAS_ADAPTER *ioc,
1304 Mpi2ConfigReply_t *mpi_reply, Mpi2SasDevicePage0_t *config_page,
1305 u32 form, u32 handle);
1306int mpt3sas_config_get_sas_device_pg1(struct MPT3SAS_ADAPTER *ioc,
1307 Mpi2ConfigReply_t *mpi_reply, Mpi2SasDevicePage1_t *config_page,
1308 u32 form, u32 handle);
1309int mpt3sas_config_get_sas_iounit_pg0(struct MPT3SAS_ADAPTER *ioc,
1310 Mpi2ConfigReply_t *mpi_reply, Mpi2SasIOUnitPage0_t *config_page,
1311 u16 sz);
1312int mpt3sas_config_get_iounit_pg1(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1313 *mpi_reply, Mpi2IOUnitPage1_t *config_page);
42263095
SR		 1314int mpt3sas_config_get_iounit_pg3(struct MPT3SAS_ADAPTER *ioc,
1315 Mpi2ConfigReply_t *mpi_reply, Mpi2IOUnitPage3_t *config_page, u16 sz);
f92363d1
SR		 1316int mpt3sas_config_set_iounit_pg1(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1317 *mpi_reply, Mpi2IOUnitPage1_t *config_page);
2d8ce8c9
SR		 1318int mpt3sas_config_get_iounit_pg8(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1319 *mpi_reply, Mpi2IOUnitPage8_t *config_page);
f92363d1
SR		 1320int mpt3sas_config_get_sas_iounit_pg1(struct MPT3SAS_ADAPTER *ioc,
1321 Mpi2ConfigReply_t *mpi_reply, Mpi2SasIOUnitPage1_t *config_page,
1322 u16 sz);
1323int mpt3sas_config_set_sas_iounit_pg1(struct MPT3SAS_ADAPTER *ioc,
1324 Mpi2ConfigReply_t *mpi_reply, Mpi2SasIOUnitPage1_t *config_page,
1325 u16 sz);
1326int mpt3sas_config_get_ioc_pg8(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1327 *mpi_reply, Mpi2IOCPage8_t *config_page);
1328int mpt3sas_config_get_expander_pg0(struct MPT3SAS_ADAPTER *ioc,
1329 Mpi2ConfigReply_t *mpi_reply, Mpi2ExpanderPage0_t *config_page,
1330 u32 form, u32 handle);
1331int mpt3sas_config_get_expander_pg1(struct MPT3SAS_ADAPTER *ioc,
1332 Mpi2ConfigReply_t *mpi_reply, Mpi2ExpanderPage1_t *config_page,
1333 u32 phy_number, u16 handle);
1334int mpt3sas_config_get_enclosure_pg0(struct MPT3SAS_ADAPTER *ioc,
1335 Mpi2ConfigReply_t *mpi_reply, Mpi2SasEnclosurePage0_t *config_page,
1336 u32 form, u32 handle);
1337int mpt3sas_config_get_phy_pg0(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1338 *mpi_reply, Mpi2SasPhyPage0_t *config_page, u32 phy_number);
1339int mpt3sas_config_get_phy_pg1(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1340 *mpi_reply, Mpi2SasPhyPage1_t *config_page, u32 phy_number);
1341int mpt3sas_config_get_raid_volume_pg1(struct MPT3SAS_ADAPTER *ioc,
1342 Mpi2ConfigReply_t *mpi_reply, Mpi2RaidVolPage1_t *config_page, u32 form,
1343 u32 handle);
1344int mpt3sas_config_get_number_pds(struct MPT3SAS_ADAPTER *ioc, u16 handle,
1345 u8 *num_pds);
1346int mpt3sas_config_get_raid_volume_pg0(struct MPT3SAS_ADAPTER *ioc,
1347 Mpi2ConfigReply_t *mpi_reply, Mpi2RaidVolPage0_t *config_page, u32 form,
1348 u32 handle, u16 sz);
1349int mpt3sas_config_get_phys_disk_pg0(struct MPT3SAS_ADAPTER *ioc,
1350 Mpi2ConfigReply_t *mpi_reply, Mpi2RaidPhysDiskPage0_t *config_page,
1351 u32 form, u32 form_specific);
1352int mpt3sas_config_get_volume_handle(struct MPT3SAS_ADAPTER *ioc, u16 pd_handle,
1353 u16 *volume_handle);
1354int mpt3sas_config_get_volume_wwid(struct MPT3SAS_ADAPTER *ioc,
1355 u16 volume_handle, u64 *wwid);
1356
1357/* ctl shared API */
1358extern struct device_attribute *mpt3sas_host_attrs[];
1359extern struct device_attribute *mpt3sas_dev_attrs[];
c84b06a4
SR		 1360void mpt3sas_ctl_init(ushort hbas_to_enumerate);
1361void mpt3sas_ctl_exit(ushort hbas_to_enumerate);
f92363d1
SR		 1362u8 mpt3sas_ctl_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
1363 u32 reply);
1364void mpt3sas_ctl_reset_handler(struct MPT3SAS_ADAPTER *ioc, int reset_phase);
1365u8 mpt3sas_ctl_event_callback(struct MPT3SAS_ADAPTER *ioc,
1366 u8 msix_index, u32 reply);
1367void mpt3sas_ctl_add_to_event_log(struct MPT3SAS_ADAPTER *ioc,
1368 Mpi2EventNotificationReply_t *mpi_reply);
1369
1370void mpt3sas_enable_diag_buffer(struct MPT3SAS_ADAPTER *ioc,
1371 u8 bits_to_regsiter);
1372int mpt3sas_send_diag_release(struct MPT3SAS_ADAPTER *ioc, u8 buffer_type,
1373 u8 *issue_reset);
1374
1375/* transport shared API */
7497392a 1376extern struct scsi_transport_template *mpt3sas_transport_template;
f92363d1
SR		 1377u8 mpt3sas_transport_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
1378 u32 reply);
1379struct _sas_port *mpt3sas_transport_port_add(struct MPT3SAS_ADAPTER *ioc,
1380 u16 handle, u64 sas_address);
1381void mpt3sas_transport_port_remove(struct MPT3SAS_ADAPTER *ioc, u64 sas_address,
1382 u64 sas_address_parent);
1383int mpt3sas_transport_add_host_phy(struct MPT3SAS_ADAPTER *ioc, struct _sas_phy
1384 *mpt3sas_phy, Mpi2SasPhyPage0_t phy_pg0, struct device *parent_dev);
1385int mpt3sas_transport_add_expander_phy(struct MPT3SAS_ADAPTER *ioc,
1386 struct _sas_phy *mpt3sas_phy, Mpi2ExpanderPage1_t expander_pg1,
1387 struct device *parent_dev);
1388void mpt3sas_transport_update_links(struct MPT3SAS_ADAPTER *ioc,
1389 u64 sas_address, u16 handle, u8 phy_number, u8 link_rate);
1390extern struct sas_function_template mpt3sas_transport_functions;
1391extern struct scsi_transport_template *mpt3sas_transport_template;
1392extern int scsi_internal_device_block(struct scsi_device *sdev);
1393extern int scsi_internal_device_unblock(struct scsi_device *sdev,
1394 enum scsi_device_state new_state);
1395/* trigger data externs */
1396void mpt3sas_send_trigger_data_event(struct MPT3SAS_ADAPTER *ioc,
1397 struct SL_WH_TRIGGERS_EVENT_DATA_T *event_data);
1398void mpt3sas_process_trigger_data(struct MPT3SAS_ADAPTER *ioc,
1399 struct SL_WH_TRIGGERS_EVENT_DATA_T *event_data);
1400void mpt3sas_trigger_master(struct MPT3SAS_ADAPTER *ioc,
1401 u32 tigger_bitmask);
1402void mpt3sas_trigger_event(struct MPT3SAS_ADAPTER *ioc, u16 event,
1403 u16 log_entry_qualifier);
1404void mpt3sas_trigger_scsi(struct MPT3SAS_ADAPTER *ioc, u8 sense_key,
1405 u8 asc, u8 ascq);
1406void mpt3sas_trigger_mpi(struct MPT3SAS_ADAPTER *ioc, u16 ioc_status,
1407 u32 loginfo);
c84b06a4
SR		 1408
1409/* warpdrive APIs */
1410u8 mpt3sas_get_num_volumes(struct MPT3SAS_ADAPTER *ioc);
1411void mpt3sas_init_warpdrive_properties(struct MPT3SAS_ADAPTER *ioc,
1412 struct _raid_device *raid_device);
1413inline u8
1414mpt3sas_scsi_direct_io_get(struct MPT3SAS_ADAPTER *ioc, u16 smid);
1415inline void
1416mpt3sas_scsi_direct_io_set(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 direct_io);
1417void
1418mpt3sas_setup_direct_io(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd,
1419 struct _raid_device *raid_device, Mpi2SCSIIORequest_t *mpi_request,
1420 u16 smid);
1421
f92363d1 1422#endif /* MPT3SAS_BASE_H_INCLUDED */
Linux 6.x block layer and io_uring tree(s)