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635374e7 EM |
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) 2007-2008 LSI Corporation | |
7 | * (mailto:DL-MPTFusionLinux@lsi.com) | |
8 | * | |
9 | * This program is free software; you can redistribute it and/or | |
10 | * modify it under the terms of the GNU General Public License | |
11 | * as published by the Free Software Foundation; either version 2 | |
12 | * of the License, or (at your option) any later version. | |
13 | * | |
14 | * This program is distributed in the hope that it will be useful, | |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | * GNU General Public License for more details. | |
18 | * | |
19 | * NO WARRANTY | |
20 | * THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR | |
21 | * CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT | |
22 | * LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT, | |
23 | * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is | |
24 | * solely responsible for determining the appropriateness of using and | |
25 | * distributing the Program and assumes all risks associated with its | |
26 | * exercise of rights under this Agreement, including but not limited to | |
27 | * the risks and costs of program errors, damage to or loss of data, | |
28 | * programs or equipment, and unavailability or interruption of operations. | |
29 | ||
30 | * DISCLAIMER OF LIABILITY | |
31 | * NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY | |
32 | * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
33 | * DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND | |
34 | * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR | |
35 | * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE | |
36 | * USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED | |
37 | * HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES | |
38 | ||
39 | * You should have received a copy of the GNU General Public License | |
40 | * along with this program; if not, write to the Free Software | |
41 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, | |
42 | * USA. | |
43 | */ | |
44 | ||
45 | #ifndef MPT2SAS_BASE_H_INCLUDED | |
46 | #define MPT2SAS_BASE_H_INCLUDED | |
47 | ||
48 | #include "mpi/mpi2_type.h" | |
49 | #include "mpi/mpi2.h" | |
50 | #include "mpi/mpi2_ioc.h" | |
51 | #include "mpi/mpi2_cnfg.h" | |
52 | #include "mpi/mpi2_init.h" | |
53 | #include "mpi/mpi2_raid.h" | |
54 | #include "mpi/mpi2_tool.h" | |
55 | #include "mpi/mpi2_sas.h" | |
56 | ||
57 | #include <scsi/scsi.h> | |
58 | #include <scsi/scsi_cmnd.h> | |
59 | #include <scsi/scsi_device.h> | |
60 | #include <scsi/scsi_host.h> | |
61 | #include <scsi/scsi_tcq.h> | |
62 | #include <scsi/scsi_transport_sas.h> | |
63 | #include <scsi/scsi_dbg.h> | |
3c621b3e | 64 | #include <scsi/scsi_eh.h> |
635374e7 EM |
65 | |
66 | #include "mpt2sas_debug.h" | |
67 | ||
68 | /* driver versioning info */ | |
69 | #define MPT2SAS_DRIVER_NAME "mpt2sas" | |
70 | #define MPT2SAS_AUTHOR "LSI Corporation <DL-MPTFusionLinux@lsi.com>" | |
71 | #define MPT2SAS_DESCRIPTION "LSI MPT Fusion SAS 2.0 Device Driver" | |
f9b14c91 | 72 | #define MPT2SAS_DRIVER_VERSION "01.100.04.00" |
2b69a8a2 | 73 | #define MPT2SAS_MAJOR_VERSION 01 |
635374e7 | 74 | #define MPT2SAS_MINOR_VERSION 100 |
f9b14c91 | 75 | #define MPT2SAS_BUILD_VERSION 04 |
3b8b5c9b | 76 | #define MPT2SAS_RELEASE_VERSION 00 |
635374e7 EM |
77 | |
78 | /* | |
79 | * Set MPT2SAS_SG_DEPTH value based on user input. | |
80 | */ | |
81 | #ifdef CONFIG_SCSI_MPT2SAS_MAX_SGE | |
82 | #if CONFIG_SCSI_MPT2SAS_MAX_SGE < 16 | |
83 | #define MPT2SAS_SG_DEPTH 16 | |
84 | #elif CONFIG_SCSI_MPT2SAS_MAX_SGE > 128 | |
85 | #define MPT2SAS_SG_DEPTH 128 | |
86 | #else | |
87 | #define MPT2SAS_SG_DEPTH CONFIG_SCSI_MPT2SAS_MAX_SGE | |
88 | #endif | |
89 | #else | |
90 | #define MPT2SAS_SG_DEPTH 128 /* MAX_HW_SEGMENTS */ | |
91 | #endif | |
92 | ||
93 | ||
94 | /* | |
95 | * Generic Defines | |
96 | */ | |
97 | #define MPT2SAS_SATA_QUEUE_DEPTH 32 | |
98 | #define MPT2SAS_SAS_QUEUE_DEPTH 254 | |
99 | #define MPT2SAS_RAID_QUEUE_DEPTH 128 | |
100 | ||
101 | #define MPT_NAME_LENGTH 32 /* generic length of strings */ | |
102 | #define MPT_STRING_LENGTH 64 | |
103 | ||
104 | #define MPT_MAX_CALLBACKS 16 | |
105 | ||
106 | #define CAN_SLEEP 1 | |
107 | #define NO_SLEEP 0 | |
108 | ||
109 | #define INTERNAL_CMDS_COUNT 10 /* reserved cmds */ | |
110 | ||
111 | #define MPI2_HIM_MASK 0xFFFFFFFF /* mask every bit*/ | |
112 | ||
113 | #define MPT2SAS_INVALID_DEVICE_HANDLE 0xFFFF | |
114 | ||
115 | ||
116 | /* | |
117 | * reset phases | |
118 | */ | |
119 | #define MPT2_IOC_PRE_RESET 1 /* prior to host reset */ | |
120 | #define MPT2_IOC_AFTER_RESET 2 /* just after host reset */ | |
121 | #define MPT2_IOC_DONE_RESET 3 /* links re-initialized */ | |
122 | ||
123 | /* | |
124 | * logging format | |
125 | */ | |
126 | #define MPT2SAS_FMT "%s: " | |
127 | #define MPT2SAS_DEBUG_FMT KERN_DEBUG MPT2SAS_FMT | |
128 | #define MPT2SAS_INFO_FMT KERN_INFO MPT2SAS_FMT | |
129 | #define MPT2SAS_NOTE_FMT KERN_NOTICE MPT2SAS_FMT | |
130 | #define MPT2SAS_WARN_FMT KERN_WARNING MPT2SAS_FMT | |
131 | #define MPT2SAS_ERR_FMT KERN_ERR MPT2SAS_FMT | |
132 | ||
f0f9cc1f EM |
133 | /* |
134 | * Dell HBA branding | |
135 | */ | |
136 | #define MPT2SAS_DELL_BRANDING_SIZE 32 | |
137 | ||
138 | #define MPT2SAS_DELL_6GBPS_SAS_HBA_BRANDING "Dell 6Gbps SAS HBA" | |
139 | #define MPT2SAS_DELL_PERC_H200_ADAPTER_BRANDING "Dell PERC H200 Adapter" | |
140 | #define MPT2SAS_DELL_PERC_H200_INTEGRATED_BRANDING "Dell PERC H200 Integrated" | |
141 | #define MPT2SAS_DELL_PERC_H200_MODULAR_BRANDING "Dell PERC H200 Modular" | |
142 | #define MPT2SAS_DELL_PERC_H200_EMBEDDED_BRANDING "Dell PERC H200 Embedded" | |
143 | #define MPT2SAS_DELL_PERC_H200_BRANDING "Dell PERC H200" | |
144 | #define MPT2SAS_DELL_6GBPS_SAS_BRANDING "Dell 6Gbps SAS" | |
145 | ||
146 | /* | |
147 | * Dell HBA SSDIDs | |
148 | */ | |
149 | #define MPT2SAS_DELL_6GBPS_SAS_HBA_SSDID 0x1F1C | |
150 | #define MPT2SAS_DELL_PERC_H200_ADAPTER_SSDID 0x1F1D | |
151 | #define MPT2SAS_DELL_PERC_H200_INTEGRATED_SSDID 0x1F1E | |
152 | #define MPT2SAS_DELL_PERC_H200_MODULAR_SSDID 0x1F1F | |
153 | #define MPT2SAS_DELL_PERC_H200_EMBEDDED_SSDID 0x1F20 | |
154 | #define MPT2SAS_DELL_PERC_H200_SSDID 0x1F21 | |
155 | #define MPT2SAS_DELL_6GBPS_SAS_SSDID 0x1F22 | |
156 | ||
635374e7 EM |
157 | /* |
158 | * per target private data | |
159 | */ | |
160 | #define MPT_TARGET_FLAGS_RAID_COMPONENT 0x01 | |
161 | #define MPT_TARGET_FLAGS_VOLUME 0x02 | |
162 | #define MPT_TARGET_FLAGS_DELETED 0x04 | |
163 | ||
164 | /** | |
165 | * struct MPT2SAS_TARGET - starget private hostdata | |
166 | * @starget: starget object | |
167 | * @sas_address: target sas address | |
168 | * @handle: device handle | |
169 | * @num_luns: number luns | |
170 | * @flags: MPT_TARGET_FLAGS_XXX flags | |
171 | * @deleted: target flaged for deletion | |
172 | * @tm_busy: target is busy with TM request. | |
173 | */ | |
174 | struct MPT2SAS_TARGET { | |
175 | struct scsi_target *starget; | |
176 | u64 sas_address; | |
177 | u16 handle; | |
178 | int num_luns; | |
179 | u32 flags; | |
180 | u8 deleted; | |
181 | u8 tm_busy; | |
182 | }; | |
183 | ||
184 | /* | |
185 | * per device private data | |
186 | */ | |
187 | #define MPT_DEVICE_FLAGS_INIT 0x01 | |
188 | #define MPT_DEVICE_TLR_ON 0x02 | |
189 | ||
190 | /** | |
191 | * struct MPT2SAS_DEVICE - sdev private hostdata | |
192 | * @sas_target: starget private hostdata | |
193 | * @lun: lun number | |
194 | * @flags: MPT_DEVICE_XXX flags | |
195 | * @configured_lun: lun is configured | |
196 | * @block: device is in SDEV_BLOCK state | |
197 | * @tlr_snoop_check: flag used in determining whether to disable TLR | |
198 | */ | |
199 | struct MPT2SAS_DEVICE { | |
200 | struct MPT2SAS_TARGET *sas_target; | |
201 | unsigned int lun; | |
202 | u32 flags; | |
203 | u8 configured_lun; | |
204 | u8 block; | |
205 | u8 tlr_snoop_check; | |
206 | }; | |
207 | ||
208 | #define MPT2_CMD_NOT_USED 0x8000 /* free */ | |
209 | #define MPT2_CMD_COMPLETE 0x0001 /* completed */ | |
210 | #define MPT2_CMD_PENDING 0x0002 /* pending */ | |
211 | #define MPT2_CMD_REPLY_VALID 0x0004 /* reply is valid */ | |
212 | #define MPT2_CMD_RESET 0x0008 /* host reset dropped the command */ | |
213 | ||
214 | /** | |
215 | * struct _internal_cmd - internal commands struct | |
216 | * @mutex: mutex | |
217 | * @done: completion | |
218 | * @reply: reply message pointer | |
219 | * @status: MPT2_CMD_XXX status | |
220 | * @smid: system message id | |
221 | */ | |
222 | struct _internal_cmd { | |
223 | struct mutex mutex; | |
224 | struct completion done; | |
225 | void *reply; | |
226 | u16 status; | |
227 | u16 smid; | |
228 | }; | |
229 | ||
230 | /* | |
231 | * SAS Topology Structures | |
232 | */ | |
233 | ||
234 | /** | |
235 | * struct _sas_device - attached device information | |
236 | * @list: sas device list | |
237 | * @starget: starget object | |
238 | * @sas_address: device sas address | |
239 | * @device_name: retrieved from the SAS IDENTIFY frame. | |
240 | * @handle: device handle | |
241 | * @parent_handle: handle to parent device | |
242 | * @enclosure_handle: enclosure handle | |
243 | * @enclosure_logical_id: enclosure logical identifier | |
244 | * @volume_handle: volume handle (valid when hidden raid member) | |
245 | * @volume_wwid: volume unique identifier | |
246 | * @device_info: bitfield provides detailed info about the device | |
247 | * @id: target id | |
248 | * @channel: target channel | |
249 | * @slot: number number | |
250 | * @hidden_raid_component: set to 1 when this is a raid member | |
251 | * @responding: used in _scsih_sas_device_mark_responding | |
252 | */ | |
253 | struct _sas_device { | |
254 | struct list_head list; | |
255 | struct scsi_target *starget; | |
256 | u64 sas_address; | |
257 | u64 device_name; | |
258 | u16 handle; | |
259 | u16 parent_handle; | |
260 | u16 enclosure_handle; | |
261 | u64 enclosure_logical_id; | |
262 | u16 volume_handle; | |
263 | u64 volume_wwid; | |
264 | u32 device_info; | |
265 | int id; | |
266 | int channel; | |
267 | u16 slot; | |
268 | u8 hidden_raid_component; | |
269 | u8 responding; | |
270 | }; | |
271 | ||
272 | /** | |
273 | * struct _raid_device - raid volume link list | |
274 | * @list: sas device list | |
275 | * @starget: starget object | |
276 | * @sdev: scsi device struct (volumes are single lun) | |
277 | * @wwid: unique identifier for the volume | |
278 | * @handle: device handle | |
279 | * @id: target id | |
280 | * @channel: target channel | |
281 | * @volume_type: the raid level | |
282 | * @device_info: bitfield provides detailed info about the hidden components | |
283 | * @num_pds: number of hidden raid components | |
284 | * @responding: used in _scsih_raid_device_mark_responding | |
285 | */ | |
286 | struct _raid_device { | |
287 | struct list_head list; | |
288 | struct scsi_target *starget; | |
289 | struct scsi_device *sdev; | |
290 | u64 wwid; | |
291 | u16 handle; | |
292 | int id; | |
293 | int channel; | |
294 | u8 volume_type; | |
295 | u32 device_info; | |
296 | u8 num_pds; | |
297 | u8 responding; | |
298 | }; | |
299 | ||
300 | /** | |
301 | * struct _boot_device - boot device info | |
302 | * @is_raid: flag to indicate whether this is volume | |
303 | * @device: holds pointer for either struct _sas_device or | |
304 | * struct _raid_device | |
305 | */ | |
306 | struct _boot_device { | |
307 | u8 is_raid; | |
308 | void *device; | |
309 | }; | |
310 | ||
311 | /** | |
312 | * struct _sas_port - wide/narrow sas port information | |
313 | * @port_list: list of ports belonging to expander | |
314 | * @handle: device handle for this port | |
315 | * @sas_address: sas address of this port | |
316 | * @num_phys: number of phys belonging to this port | |
317 | * @remote_identify: attached device identification | |
318 | * @rphy: sas transport rphy object | |
319 | * @port: sas transport wide/narrow port object | |
320 | * @phy_list: _sas_phy list objects belonging to this port | |
321 | */ | |
322 | struct _sas_port { | |
323 | struct list_head port_list; | |
324 | u16 handle; | |
325 | u64 sas_address; | |
326 | u8 num_phys; | |
327 | struct sas_identify remote_identify; | |
328 | struct sas_rphy *rphy; | |
329 | struct sas_port *port; | |
330 | struct list_head phy_list; | |
331 | }; | |
332 | ||
333 | /** | |
334 | * struct _sas_phy - phy information | |
335 | * @port_siblings: list of phys belonging to a port | |
336 | * @identify: phy identification | |
337 | * @remote_identify: attached device identification | |
338 | * @phy: sas transport phy object | |
339 | * @phy_id: unique phy id | |
340 | * @handle: device handle for this phy | |
341 | * @attached_handle: device handle for attached device | |
342 | */ | |
343 | struct _sas_phy { | |
344 | struct list_head port_siblings; | |
345 | struct sas_identify identify; | |
346 | struct sas_identify remote_identify; | |
347 | struct sas_phy *phy; | |
348 | u8 phy_id; | |
349 | u16 handle; | |
350 | u16 attached_handle; | |
351 | }; | |
352 | ||
353 | /** | |
354 | * struct _sas_node - sas_host/expander information | |
355 | * @list: list of expanders | |
356 | * @parent_dev: parent device class | |
357 | * @num_phys: number phys belonging to this sas_host/expander | |
358 | * @sas_address: sas address of this sas_host/expander | |
359 | * @handle: handle for this sas_host/expander | |
360 | * @parent_handle: parent handle | |
361 | * @enclosure_handle: handle for this a member of an enclosure | |
362 | * @device_info: bitwise defining capabilities of this sas_host/expander | |
363 | * @responding: used in _scsih_expander_device_mark_responding | |
364 | * @phy: a list of phys that make up this sas_host/expander | |
365 | * @sas_port_list: list of ports attached to this sas_host/expander | |
366 | */ | |
367 | struct _sas_node { | |
368 | struct list_head list; | |
369 | struct device *parent_dev; | |
370 | u8 num_phys; | |
371 | u64 sas_address; | |
372 | u16 handle; | |
373 | u16 parent_handle; | |
374 | u16 enclosure_handle; | |
375 | u64 enclosure_logical_id; | |
376 | u8 responding; | |
377 | struct _sas_phy *phy; | |
378 | struct list_head sas_port_list; | |
379 | }; | |
380 | ||
381 | /** | |
382 | * enum reset_type - reset state | |
383 | * @FORCE_BIG_HAMMER: issue diagnostic reset | |
384 | * @SOFT_RESET: issue message_unit_reset, if fails to to big hammer | |
385 | */ | |
386 | enum reset_type { | |
387 | FORCE_BIG_HAMMER, | |
388 | SOFT_RESET, | |
389 | }; | |
390 | ||
391 | /** | |
392 | * struct request_tracker - firmware request tracker | |
393 | * @smid: system message id | |
394 | * @scmd: scsi request pointer | |
395 | * @cb_idx: callback index | |
396 | * @chain_list: list of chains associated to this IO | |
397 | * @tracker_list: list of free request (ioc->free_list) | |
398 | */ | |
399 | struct request_tracker { | |
400 | u16 smid; | |
401 | struct scsi_cmnd *scmd; | |
402 | u8 cb_idx; | |
403 | struct list_head tracker_list; | |
404 | }; | |
405 | ||
406 | typedef void (*MPT_ADD_SGE)(void *paddr, u32 flags_length, dma_addr_t dma_addr); | |
407 | ||
408 | /** | |
409 | * struct MPT2SAS_ADAPTER - per adapter struct | |
410 | * @list: ioc_list | |
411 | * @shost: shost object | |
412 | * @id: unique adapter id | |
413 | * @pci_irq: irq number | |
414 | * @name: generic ioc string | |
415 | * @tmp_string: tmp string used for logging | |
416 | * @pdev: pci pdev object | |
417 | * @chip: memory mapped register space | |
418 | * @chip_phys: physical addrss prior to mapping | |
419 | * @pio_chip: I/O mapped register space | |
420 | * @logging_level: see mpt2sas_debug.h | |
421 | * @ir_firmware: IR firmware present | |
422 | * @bars: bitmask of BAR's that must be configured | |
423 | * @mask_interrupts: ignore interrupt | |
424 | * @fault_reset_work_q_name: fw fault work queue | |
425 | * @fault_reset_work_q: "" | |
426 | * @fault_reset_work: "" | |
427 | * @firmware_event_name: fw event work queue | |
428 | * @firmware_event_thread: "" | |
429 | * @fw_events_off: flag to turn off fw event handling | |
430 | * @fw_event_lock: | |
431 | * @fw_event_list: list of fw events | |
432 | * @aen_event_read_flag: event log was read | |
433 | * @broadcast_aen_busy: broadcast aen waiting to be serviced | |
434 | * @ioc_reset_in_progress: host reset in progress | |
435 | * @ioc_reset_in_progress_lock: | |
436 | * @ioc_link_reset_in_progress: phy/hard reset in progress | |
437 | * @ignore_loginfos: ignore loginfos during task managment | |
438 | * @remove_host: flag for when driver unloads, to avoid sending dev resets | |
439 | * @wait_for_port_enable_to_complete: | |
440 | * @msix_enable: flag indicating msix is enabled | |
441 | * @msix_vector_count: number msix vectors | |
442 | * @msix_table: virt address to the msix table | |
443 | * @msix_table_backup: backup msix table | |
444 | * @scsi_io_cb_idx: shost generated commands | |
445 | * @tm_cb_idx: task management commands | |
446 | * @transport_cb_idx: transport internal commands | |
447 | * @ctl_cb_idx: clt internal commands | |
448 | * @base_cb_idx: base internal commands | |
449 | * @config_cb_idx: base internal commands | |
450 | * @base_cmds: | |
451 | * @transport_cmds: | |
452 | * @tm_cmds: | |
453 | * @ctl_cmds: | |
454 | * @config_cmds: | |
455 | * @base_add_sg_single: handler for either 32/64 bit sgl's | |
456 | * @event_type: bits indicating which events to log | |
457 | * @event_context: unique id for each logged event | |
458 | * @event_log: event log pointer | |
459 | * @event_masks: events that are masked | |
460 | * @facts: static facts data | |
461 | * @pfacts: static port facts data | |
462 | * @manu_pg0: static manufacturing page 0 | |
463 | * @bios_pg2: static bios page 2 | |
464 | * @bios_pg3: static bios page 3 | |
465 | * @ioc_pg8: static ioc page 8 | |
466 | * @iounit_pg0: static iounit page 0 | |
467 | * @iounit_pg1: static iounit page 1 | |
468 | * @sas_hba: sas host object | |
469 | * @sas_expander_list: expander object list | |
470 | * @sas_node_lock: | |
471 | * @sas_device_list: sas device object list | |
472 | * @sas_device_init_list: sas device object list (used only at init time) | |
473 | * @sas_device_lock: | |
474 | * @io_missing_delay: time for IO completed by fw when PDR enabled | |
475 | * @device_missing_delay: time for device missing by fw when PDR enabled | |
476 | * @config_page_sz: config page size | |
477 | * @config_page: reserve memory for config page payload | |
478 | * @config_page_dma: | |
479 | * @sge_size: sg element size for either 32/64 bit | |
480 | * @request_depth: hba request queue depth | |
481 | * @request_sz: per request frame size | |
482 | * @request: pool of request frames | |
483 | * @request_dma: | |
484 | * @request_dma_sz: | |
485 | * @scsi_lookup: firmware request tracker list | |
486 | * @scsi_lookup_lock: | |
487 | * @free_list: free list of request | |
488 | * @chain: pool of chains | |
489 | * @pending_io_count: | |
490 | * @reset_wq: | |
491 | * @chain_dma: | |
492 | * @max_sges_in_main_message: number sg elements in main message | |
493 | * @max_sges_in_chain_message: number sg elements per chain | |
494 | * @chains_needed_per_io: max chains per io | |
495 | * @chain_offset_value_for_main_message: location 1st sg in main | |
496 | * @chain_depth: total chains allocated | |
497 | * @sense: pool of sense | |
498 | * @sense_dma: | |
499 | * @sense_dma_pool: | |
500 | * @reply_depth: hba reply queue depth: | |
501 | * @reply_sz: per reply frame size: | |
502 | * @reply: pool of replys: | |
503 | * @reply_dma: | |
504 | * @reply_dma_pool: | |
505 | * @reply_free_queue_depth: reply free depth | |
506 | * @reply_free: pool for reply free queue (32 bit addr) | |
507 | * @reply_free_dma: | |
508 | * @reply_free_dma_pool: | |
509 | * @reply_free_host_index: tail index in pool to insert free replys | |
510 | * @reply_post_queue_depth: reply post queue depth | |
511 | * @reply_post_free: pool for reply post (64bit descriptor) | |
512 | * @reply_post_free_dma: | |
513 | * @reply_post_free_dma_pool: | |
514 | * @reply_post_host_index: head index in the pool where FW completes IO | |
515 | */ | |
516 | struct MPT2SAS_ADAPTER { | |
517 | struct list_head list; | |
518 | struct Scsi_Host *shost; | |
519 | u8 id; | |
520 | u32 pci_irq; | |
521 | char name[MPT_NAME_LENGTH]; | |
522 | char tmp_string[MPT_STRING_LENGTH]; | |
523 | struct pci_dev *pdev; | |
524 | Mpi2SystemInterfaceRegs_t __iomem *chip; | |
525 | unsigned long chip_phys; | |
526 | unsigned long pio_chip; | |
527 | int logging_level; | |
528 | u8 ir_firmware; | |
529 | int bars; | |
530 | u8 mask_interrupts; | |
531 | ||
532 | /* fw fault handler */ | |
533 | char fault_reset_work_q_name[20]; | |
534 | struct workqueue_struct *fault_reset_work_q; | |
535 | struct delayed_work fault_reset_work; | |
536 | ||
537 | /* fw event handler */ | |
538 | char firmware_event_name[20]; | |
539 | struct workqueue_struct *firmware_event_thread; | |
540 | u8 fw_events_off; | |
541 | spinlock_t fw_event_lock; | |
542 | struct list_head fw_event_list; | |
543 | ||
544 | /* misc flags */ | |
545 | int aen_event_read_flag; | |
546 | u8 broadcast_aen_busy; | |
547 | u8 ioc_reset_in_progress; | |
548 | u8 shost_recovery; | |
549 | spinlock_t ioc_reset_in_progress_lock; | |
550 | u8 ioc_link_reset_in_progress; | |
551 | u8 ignore_loginfos; | |
552 | u8 remove_host; | |
553 | u8 wait_for_port_enable_to_complete; | |
554 | ||
555 | u8 msix_enable; | |
556 | u16 msix_vector_count; | |
557 | u32 *msix_table; | |
558 | u32 *msix_table_backup; | |
559 | ||
560 | /* internal commands, callback index */ | |
561 | u8 scsi_io_cb_idx; | |
562 | u8 tm_cb_idx; | |
563 | u8 transport_cb_idx; | |
564 | u8 ctl_cb_idx; | |
565 | u8 base_cb_idx; | |
566 | u8 config_cb_idx; | |
567 | struct _internal_cmd base_cmds; | |
568 | struct _internal_cmd transport_cmds; | |
569 | struct _internal_cmd tm_cmds; | |
570 | struct _internal_cmd ctl_cmds; | |
571 | struct _internal_cmd config_cmds; | |
572 | ||
573 | MPT_ADD_SGE base_add_sg_single; | |
574 | ||
575 | /* event log */ | |
576 | u32 event_type[MPI2_EVENT_NOTIFY_EVENTMASK_WORDS]; | |
577 | u32 event_context; | |
578 | void *event_log; | |
579 | u32 event_masks[MPI2_EVENT_NOTIFY_EVENTMASK_WORDS]; | |
580 | ||
581 | /* static config pages */ | |
582 | Mpi2IOCFactsReply_t facts; | |
583 | Mpi2PortFactsReply_t *pfacts; | |
584 | Mpi2ManufacturingPage0_t manu_pg0; | |
585 | Mpi2BiosPage2_t bios_pg2; | |
586 | Mpi2BiosPage3_t bios_pg3; | |
587 | Mpi2IOCPage8_t ioc_pg8; | |
588 | Mpi2IOUnitPage0_t iounit_pg0; | |
589 | Mpi2IOUnitPage1_t iounit_pg1; | |
590 | ||
591 | struct _boot_device req_boot_device; | |
592 | struct _boot_device req_alt_boot_device; | |
593 | struct _boot_device current_boot_device; | |
594 | ||
595 | /* sas hba, expander, and device list */ | |
596 | struct _sas_node sas_hba; | |
597 | struct list_head sas_expander_list; | |
598 | spinlock_t sas_node_lock; | |
599 | struct list_head sas_device_list; | |
600 | struct list_head sas_device_init_list; | |
601 | spinlock_t sas_device_lock; | |
602 | struct list_head raid_device_list; | |
603 | spinlock_t raid_device_lock; | |
604 | u8 io_missing_delay; | |
605 | u16 device_missing_delay; | |
606 | int sas_id; | |
607 | ||
608 | /* config page */ | |
609 | u16 config_page_sz; | |
610 | void *config_page; | |
611 | dma_addr_t config_page_dma; | |
612 | ||
613 | /* request */ | |
614 | u16 sge_size; | |
615 | u16 request_depth; | |
616 | u16 request_sz; | |
617 | u8 *request; | |
618 | dma_addr_t request_dma; | |
619 | u32 request_dma_sz; | |
620 | struct request_tracker *scsi_lookup; | |
621 | spinlock_t scsi_lookup_lock; | |
622 | struct list_head free_list; | |
623 | int pending_io_count; | |
624 | wait_queue_head_t reset_wq; | |
625 | ||
626 | /* chain */ | |
627 | u8 *chain; | |
628 | dma_addr_t chain_dma; | |
629 | u16 max_sges_in_main_message; | |
630 | u16 max_sges_in_chain_message; | |
631 | u16 chains_needed_per_io; | |
632 | u16 chain_offset_value_for_main_message; | |
633 | u16 chain_depth; | |
634 | ||
635 | /* sense */ | |
636 | u8 *sense; | |
637 | dma_addr_t sense_dma; | |
638 | struct dma_pool *sense_dma_pool; | |
639 | ||
640 | /* reply */ | |
641 | u16 reply_sz; | |
642 | u8 *reply; | |
643 | dma_addr_t reply_dma; | |
644 | struct dma_pool *reply_dma_pool; | |
645 | ||
646 | /* reply free queue */ | |
647 | u16 reply_free_queue_depth; | |
648 | u32 *reply_free; | |
649 | dma_addr_t reply_free_dma; | |
650 | struct dma_pool *reply_free_dma_pool; | |
651 | u32 reply_free_host_index; | |
652 | ||
653 | /* reply post queue */ | |
654 | u16 reply_post_queue_depth; | |
655 | Mpi2ReplyDescriptorsUnion_t *reply_post_free; | |
656 | dma_addr_t reply_post_free_dma; | |
657 | struct dma_pool *reply_post_free_dma_pool; | |
658 | u32 reply_post_host_index; | |
659 | ||
660 | /* diag buffer support */ | |
661 | u8 *diag_buffer[MPI2_DIAG_BUF_TYPE_COUNT]; | |
662 | u32 diag_buffer_sz[MPI2_DIAG_BUF_TYPE_COUNT]; | |
663 | dma_addr_t diag_buffer_dma[MPI2_DIAG_BUF_TYPE_COUNT]; | |
664 | u8 diag_buffer_status[MPI2_DIAG_BUF_TYPE_COUNT]; | |
665 | u32 unique_id[MPI2_DIAG_BUF_TYPE_COUNT]; | |
666 | u32 product_specific[MPI2_DIAG_BUF_TYPE_COUNT][23]; | |
667 | u32 diagnostic_flags[MPI2_DIAG_BUF_TYPE_COUNT]; | |
668 | }; | |
669 | ||
670 | typedef void (*MPT_CALLBACK)(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 VF_ID, | |
671 | u32 reply); | |
672 | ||
673 | ||
674 | /* base shared API */ | |
ba33fadf | 675 | extern struct list_head mpt2sas_ioc_list; |
e4750c98 KD |
676 | void mpt2sas_base_start_watchdog(struct MPT2SAS_ADAPTER *ioc); |
677 | void mpt2sas_base_stop_watchdog(struct MPT2SAS_ADAPTER *ioc); | |
635374e7 EM |
678 | |
679 | int mpt2sas_base_attach(struct MPT2SAS_ADAPTER *ioc); | |
680 | void mpt2sas_base_detach(struct MPT2SAS_ADAPTER *ioc); | |
681 | int mpt2sas_base_map_resources(struct MPT2SAS_ADAPTER *ioc); | |
682 | void mpt2sas_base_free_resources(struct MPT2SAS_ADAPTER *ioc); | |
683 | int mpt2sas_base_hard_reset_handler(struct MPT2SAS_ADAPTER *ioc, int sleep_flag, | |
684 | enum reset_type type); | |
685 | ||
686 | void *mpt2sas_base_get_msg_frame(struct MPT2SAS_ADAPTER *ioc, u16 smid); | |
687 | void *mpt2sas_base_get_sense_buffer(struct MPT2SAS_ADAPTER *ioc, u16 smid); | |
688 | void mpt2sas_base_build_zero_len_sge(struct MPT2SAS_ADAPTER *ioc, void *paddr); | |
689 | dma_addr_t mpt2sas_base_get_msg_frame_dma(struct MPT2SAS_ADAPTER *ioc, u16 smid); | |
690 | dma_addr_t mpt2sas_base_get_sense_buffer_dma(struct MPT2SAS_ADAPTER *ioc, u16 smid); | |
691 | ||
692 | u16 mpt2sas_base_get_smid(struct MPT2SAS_ADAPTER *ioc, u8 cb_idx); | |
693 | void mpt2sas_base_free_smid(struct MPT2SAS_ADAPTER *ioc, u16 smid); | |
694 | void mpt2sas_base_put_smid_scsi_io(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 vf_id, | |
695 | u16 handle); | |
696 | void mpt2sas_base_put_smid_hi_priority(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 vf_id); | |
697 | void mpt2sas_base_put_smid_target_assist(struct MPT2SAS_ADAPTER *ioc, u16 smid, | |
698 | u8 vf_id, u16 io_index); | |
699 | void mpt2sas_base_put_smid_default(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 vf_id); | |
700 | void mpt2sas_base_initialize_callback_handler(void); | |
701 | u8 mpt2sas_base_register_callback_handler(MPT_CALLBACK cb_func); | |
702 | void mpt2sas_base_release_callback_handler(u8 cb_idx); | |
703 | ||
704 | void mpt2sas_base_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 VF_ID, u32 reply); | |
705 | void *mpt2sas_base_get_reply_virt_addr(struct MPT2SAS_ADAPTER *ioc, u32 phys_addr); | |
706 | ||
707 | u32 mpt2sas_base_get_iocstate(struct MPT2SAS_ADAPTER *ioc, int cooked); | |
708 | ||
709 | void mpt2sas_base_fault_info(struct MPT2SAS_ADAPTER *ioc , u16 fault_code); | |
710 | int mpt2sas_base_sas_iounit_control(struct MPT2SAS_ADAPTER *ioc, | |
711 | Mpi2SasIoUnitControlReply_t *mpi_reply, Mpi2SasIoUnitControlRequest_t | |
712 | *mpi_request); | |
713 | int mpt2sas_base_scsi_enclosure_processor(struct MPT2SAS_ADAPTER *ioc, | |
714 | Mpi2SepReply_t *mpi_reply, Mpi2SepRequest_t *mpi_request); | |
715 | void mpt2sas_base_validate_event_type(struct MPT2SAS_ADAPTER *ioc, u32 *event_type); | |
716 | ||
717 | /* scsih shared API */ | |
718 | void mpt2sas_scsih_issue_tm(struct MPT2SAS_ADAPTER *ioc, u16 handle, uint lun, | |
719 | u8 type, u16 smid_task, ulong timeout); | |
720 | void mpt2sas_scsih_set_tm_flag(struct MPT2SAS_ADAPTER *ioc, u16 handle); | |
721 | void mpt2sas_scsih_clear_tm_flag(struct MPT2SAS_ADAPTER *ioc, u16 handle); | |
722 | struct _sas_node *mpt2sas_scsih_expander_find_by_handle(struct MPT2SAS_ADAPTER *ioc, | |
723 | u16 handle); | |
724 | struct _sas_node *mpt2sas_scsih_expander_find_by_sas_address(struct MPT2SAS_ADAPTER | |
725 | *ioc, u64 sas_address); | |
726 | struct _sas_device *mpt2sas_scsih_sas_device_find_by_sas_address( | |
727 | struct MPT2SAS_ADAPTER *ioc, u64 sas_address); | |
728 | ||
729 | void mpt2sas_scsih_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID, u32 reply); | |
730 | void mpt2sas_scsih_reset_handler(struct MPT2SAS_ADAPTER *ioc, int reset_phase); | |
731 | ||
732 | /* config shared API */ | |
733 | void mpt2sas_config_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 VF_ID, u32 reply); | |
734 | int mpt2sas_config_get_number_hba_phys(struct MPT2SAS_ADAPTER *ioc, u8 *num_phys); | |
735 | int mpt2sas_config_get_manufacturing_pg0(struct MPT2SAS_ADAPTER *ioc, | |
736 | Mpi2ConfigReply_t *mpi_reply, Mpi2ManufacturingPage0_t *config_page); | |
737 | int mpt2sas_config_get_bios_pg2(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t | |
738 | *mpi_reply, Mpi2BiosPage2_t *config_page); | |
739 | int mpt2sas_config_get_bios_pg3(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t | |
740 | *mpi_reply, Mpi2BiosPage3_t *config_page); | |
741 | int mpt2sas_config_get_iounit_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t | |
742 | *mpi_reply, Mpi2IOUnitPage0_t *config_page); | |
743 | int mpt2sas_config_get_sas_device_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t | |
744 | *mpi_reply, Mpi2SasDevicePage0_t *config_page, u32 form, u32 handle); | |
745 | int mpt2sas_config_get_sas_device_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t | |
746 | *mpi_reply, Mpi2SasDevicePage1_t *config_page, u32 form, u32 handle); | |
747 | int mpt2sas_config_get_sas_iounit_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t | |
748 | *mpi_reply, Mpi2SasIOUnitPage0_t *config_page, u16 sz); | |
749 | int mpt2sas_config_get_iounit_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t | |
750 | *mpi_reply, Mpi2IOUnitPage1_t *config_page); | |
751 | int mpt2sas_config_set_iounit_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t | |
752 | *mpi_reply, Mpi2IOUnitPage1_t config_page); | |
753 | int mpt2sas_config_get_sas_iounit_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t | |
754 | *mpi_reply, Mpi2SasIOUnitPage1_t *config_page, u16 sz); | |
755 | int mpt2sas_config_get_ioc_pg8(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t | |
756 | *mpi_reply, Mpi2IOCPage8_t *config_page); | |
757 | int mpt2sas_config_get_expander_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t | |
758 | *mpi_reply, Mpi2ExpanderPage0_t *config_page, u32 form, u32 handle); | |
759 | int mpt2sas_config_get_expander_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t | |
760 | *mpi_reply, Mpi2ExpanderPage1_t *config_page, u32 phy_number, u16 handle); | |
761 | int mpt2sas_config_get_enclosure_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t | |
762 | *mpi_reply, Mpi2SasEnclosurePage0_t *config_page, u32 form, u32 handle); | |
763 | int mpt2sas_config_get_phy_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t | |
764 | *mpi_reply, Mpi2SasPhyPage0_t *config_page, u32 phy_number); | |
765 | int mpt2sas_config_get_phy_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t | |
766 | *mpi_reply, Mpi2SasPhyPage1_t *config_page, u32 phy_number); | |
767 | int mpt2sas_config_get_raid_volume_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t | |
768 | *mpi_reply, Mpi2RaidVolPage1_t *config_page, u32 form, u32 handle); | |
769 | int mpt2sas_config_get_number_pds(struct MPT2SAS_ADAPTER *ioc, u16 handle, u8 *num_pds); | |
770 | int mpt2sas_config_get_raid_volume_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t | |
771 | *mpi_reply, Mpi2RaidVolPage0_t *config_page, u32 form, u32 handle, u16 sz); | |
772 | int mpt2sas_config_get_phys_disk_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t | |
773 | *mpi_reply, Mpi2RaidPhysDiskPage0_t *config_page, u32 form, | |
774 | u32 form_specific); | |
775 | int mpt2sas_config_get_volume_handle(struct MPT2SAS_ADAPTER *ioc, u16 pd_handle, | |
776 | u16 *volume_handle); | |
777 | int mpt2sas_config_get_volume_wwid(struct MPT2SAS_ADAPTER *ioc, u16 volume_handle, | |
778 | u64 *wwid); | |
779 | ||
780 | /* ctl shared API */ | |
781 | extern struct device_attribute *mpt2sas_host_attrs[]; | |
782 | extern struct device_attribute *mpt2sas_dev_attrs[]; | |
783 | void mpt2sas_ctl_init(void); | |
784 | void mpt2sas_ctl_exit(void); | |
785 | void mpt2sas_ctl_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 VF_ID, u32 reply); | |
786 | void mpt2sas_ctl_reset_handler(struct MPT2SAS_ADAPTER *ioc, int reset_phase); | |
787 | void mpt2sas_ctl_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID, u32 reply); | |
788 | void mpt2sas_ctl_add_to_event_log(struct MPT2SAS_ADAPTER *ioc, | |
789 | Mpi2EventNotificationReply_t *mpi_reply); | |
790 | ||
791 | /* transport shared API */ | |
792 | void mpt2sas_transport_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 VF_ID, u32 reply); | |
793 | struct _sas_port *mpt2sas_transport_port_add(struct MPT2SAS_ADAPTER *ioc, | |
794 | u16 handle, u16 parent_handle); | |
795 | void mpt2sas_transport_port_remove(struct MPT2SAS_ADAPTER *ioc, u64 sas_address, | |
796 | u16 parent_handle); | |
797 | int mpt2sas_transport_add_host_phy(struct MPT2SAS_ADAPTER *ioc, struct _sas_phy | |
798 | *mpt2sas_phy, Mpi2SasPhyPage0_t phy_pg0, struct device *parent_dev); | |
799 | int mpt2sas_transport_add_expander_phy(struct MPT2SAS_ADAPTER *ioc, struct _sas_phy | |
800 | *mpt2sas_phy, Mpi2ExpanderPage1_t expander_pg1, struct device *parent_dev); | |
801 | void mpt2sas_transport_update_phy_link_change(struct MPT2SAS_ADAPTER *ioc, u16 handle, | |
802 | u16 attached_handle, u8 phy_number, u8 link_rate); | |
803 | extern struct sas_function_template mpt2sas_transport_functions; | |
804 | extern struct scsi_transport_template *mpt2sas_transport_template; | |
805 | ||
806 | #endif /* MPT2SAS_BASE_H_INCLUDED */ |