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f92363d1 SR |
1 | /* |
2 | * Scsi Host Layer for MPT (Message Passing Technology) based controllers | |
3 | * | |
4 | * This code is based on drivers/scsi/mpt3sas/mpt3sas_scsih.c | |
a4ffce0d | 5 | * Copyright (C) 2012-2014 LSI Corporation |
a03bd153 SR |
6 | * Copyright (C) 2013-2014 Avago Technologies |
7 | * (mailto: MPT-FusionLinux.pdl@avagotech.com) | |
f92363d1 SR |
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 | ||
f92363d1 SR |
45 | #include <linux/module.h> |
46 | #include <linux/kernel.h> | |
47 | #include <linux/init.h> | |
48 | #include <linux/errno.h> | |
49 | #include <linux/blkdev.h> | |
50 | #include <linux/sched.h> | |
51 | #include <linux/workqueue.h> | |
52 | #include <linux/delay.h> | |
53 | #include <linux/pci.h> | |
54 | #include <linux/interrupt.h> | |
55 | #include <linux/aer.h> | |
56 | #include <linux/raid_class.h> | |
57 | ||
58 | #include "mpt3sas_base.h" | |
59 | ||
f92363d1 SR |
60 | #define RAID_CHANNEL 1 |
61 | /* forward proto's */ | |
62 | static void _scsih_expander_node_remove(struct MPT3SAS_ADAPTER *ioc, | |
63 | struct _sas_node *sas_expander); | |
64 | static void _firmware_event_work(struct work_struct *work); | |
65 | ||
66 | static void _scsih_remove_device(struct MPT3SAS_ADAPTER *ioc, | |
67 | struct _sas_device *sas_device); | |
68 | static int _scsih_add_device(struct MPT3SAS_ADAPTER *ioc, u16 handle, | |
69 | u8 retry_count, u8 is_pd); | |
70 | ||
71 | static u8 _scsih_check_for_pending_tm(struct MPT3SAS_ADAPTER *ioc, u16 smid); | |
72 | ||
f92363d1 SR |
73 | |
74 | /* global parameters */ | |
75 | LIST_HEAD(mpt3sas_ioc_list); | |
d357e84d | 76 | char driver_name[MPT_NAME_LENGTH]; |
f92363d1 SR |
77 | |
78 | /* local parameters */ | |
79 | static u8 scsi_io_cb_idx = -1; | |
80 | static u8 tm_cb_idx = -1; | |
81 | static u8 ctl_cb_idx = -1; | |
82 | static u8 base_cb_idx = -1; | |
83 | static u8 port_enable_cb_idx = -1; | |
84 | static u8 transport_cb_idx = -1; | |
85 | static u8 scsih_cb_idx = -1; | |
86 | static u8 config_cb_idx = -1; | |
87 | static int mpt_ids; | |
88 | ||
89 | static u8 tm_tr_cb_idx = -1 ; | |
90 | static u8 tm_tr_volume_cb_idx = -1 ; | |
91 | static u8 tm_sas_control_cb_idx = -1; | |
92 | ||
93 | /* command line options */ | |
94 | static u32 logging_level; | |
95 | MODULE_PARM_DESC(logging_level, | |
96 | " bits for enabling additional logging info (default=0)"); | |
97 | ||
98 | ||
99 | static ushort max_sectors = 0xFFFF; | |
100 | module_param(max_sectors, ushort, 0); | |
101 | MODULE_PARM_DESC(max_sectors, "max sectors, range 64 to 32767 default=32767"); | |
102 | ||
103 | ||
104 | static int missing_delay[2] = {-1, -1}; | |
105 | module_param_array(missing_delay, int, NULL, 0); | |
106 | MODULE_PARM_DESC(missing_delay, " device missing delay , io missing delay"); | |
107 | ||
108 | /* scsi-mid layer global parmeter is max_report_luns, which is 511 */ | |
109 | #define MPT3SAS_MAX_LUN (16895) | |
1abf635d HR |
110 | static u64 max_lun = MPT3SAS_MAX_LUN; |
111 | module_param(max_lun, ullong, 0); | |
f92363d1 SR |
112 | MODULE_PARM_DESC(max_lun, " max lun, default=16895 "); |
113 | ||
114 | ||
115 | ||
116 | ||
117 | /* diag_buffer_enable is bitwise | |
118 | * bit 0 set = TRACE | |
119 | * bit 1 set = SNAPSHOT | |
120 | * bit 2 set = EXTENDED | |
121 | * | |
122 | * Either bit can be set, or both | |
123 | */ | |
124 | static int diag_buffer_enable = -1; | |
125 | module_param(diag_buffer_enable, int, 0); | |
126 | MODULE_PARM_DESC(diag_buffer_enable, | |
127 | " post diag buffers (TRACE=1/SNAPSHOT=2/EXTENDED=4/default=0)"); | |
128 | static int disable_discovery = -1; | |
129 | module_param(disable_discovery, int, 0); | |
130 | MODULE_PARM_DESC(disable_discovery, " disable discovery "); | |
131 | ||
132 | ||
133 | /* permit overriding the host protection capabilities mask (EEDP/T10 PI) */ | |
134 | static int prot_mask = -1; | |
135 | module_param(prot_mask, int, 0); | |
136 | MODULE_PARM_DESC(prot_mask, " host protection capabilities mask, def=7 "); | |
137 | ||
138 | ||
139 | /* raid transport support */ | |
7497392a | 140 | struct raid_template *mpt3sas_raid_template; |
f92363d1 SR |
141 | |
142 | ||
143 | /** | |
144 | * struct sense_info - common structure for obtaining sense keys | |
145 | * @skey: sense key | |
146 | * @asc: additional sense code | |
147 | * @ascq: additional sense code qualifier | |
148 | */ | |
149 | struct sense_info { | |
150 | u8 skey; | |
151 | u8 asc; | |
152 | u8 ascq; | |
153 | }; | |
154 | ||
155 | #define MPT3SAS_PROCESS_TRIGGER_DIAG (0xFFFB) | |
0f624c39 | 156 | #define MPT3SAS_TURN_ON_PFA_LED (0xFFFC) |
f92363d1 SR |
157 | #define MPT3SAS_PORT_ENABLE_COMPLETE (0xFFFD) |
158 | #define MPT3SAS_ABRT_TASK_SET (0xFFFE) | |
159 | #define MPT3SAS_REMOVE_UNRESPONDING_DEVICES (0xFFFF) | |
160 | /** | |
161 | * struct fw_event_work - firmware event struct | |
162 | * @list: link list framework | |
163 | * @work: work object (ioc->fault_reset_work_q) | |
164 | * @cancel_pending_work: flag set during reset handling | |
165 | * @ioc: per adapter object | |
166 | * @device_handle: device handle | |
167 | * @VF_ID: virtual function id | |
168 | * @VP_ID: virtual port id | |
169 | * @ignore: flag meaning this event has been marked to ignore | |
170 | * @event: firmware event MPI2_EVENT_XXX defined in mpt2_ioc.h | |
171 | * @event_data: reply event data payload follows | |
172 | * | |
173 | * This object stored on ioc->fw_event_list. | |
174 | */ | |
175 | struct fw_event_work { | |
176 | struct list_head list; | |
177 | struct work_struct work; | |
178 | u8 cancel_pending_work; | |
179 | struct delayed_work delayed_work; | |
180 | ||
181 | struct MPT3SAS_ADAPTER *ioc; | |
182 | u16 device_handle; | |
183 | u8 VF_ID; | |
184 | u8 VP_ID; | |
185 | u8 ignore; | |
186 | u16 event; | |
35b62362 | 187 | char event_data[0] __aligned(4); |
f92363d1 SR |
188 | }; |
189 | ||
f92363d1 SR |
190 | /** |
191 | * struct _scsi_io_transfer - scsi io transfer | |
192 | * @handle: sas device handle (assigned by firmware) | |
193 | * @is_raid: flag set for hidden raid components | |
194 | * @dir: DMA_TO_DEVICE, DMA_FROM_DEVICE, | |
195 | * @data_length: data transfer length | |
196 | * @data_dma: dma pointer to data | |
197 | * @sense: sense data | |
198 | * @lun: lun number | |
199 | * @cdb_length: cdb length | |
200 | * @cdb: cdb contents | |
201 | * @timeout: timeout for this command | |
202 | * @VF_ID: virtual function id | |
203 | * @VP_ID: virtual port id | |
204 | * @valid_reply: flag set for reply message | |
205 | * @sense_length: sense length | |
206 | * @ioc_status: ioc status | |
207 | * @scsi_state: scsi state | |
208 | * @scsi_status: scsi staus | |
209 | * @log_info: log information | |
210 | * @transfer_length: data length transfer when there is a reply message | |
211 | * | |
212 | * Used for sending internal scsi commands to devices within this module. | |
213 | * Refer to _scsi_send_scsi_io(). | |
214 | */ | |
215 | struct _scsi_io_transfer { | |
216 | u16 handle; | |
217 | u8 is_raid; | |
218 | enum dma_data_direction dir; | |
219 | u32 data_length; | |
220 | dma_addr_t data_dma; | |
221 | u8 sense[SCSI_SENSE_BUFFERSIZE]; | |
222 | u32 lun; | |
223 | u8 cdb_length; | |
224 | u8 cdb[32]; | |
225 | u8 timeout; | |
226 | u8 VF_ID; | |
227 | u8 VP_ID; | |
228 | u8 valid_reply; | |
229 | /* the following bits are only valid when 'valid_reply = 1' */ | |
230 | u32 sense_length; | |
231 | u16 ioc_status; | |
232 | u8 scsi_state; | |
233 | u8 scsi_status; | |
234 | u32 log_info; | |
235 | u32 transfer_length; | |
236 | }; | |
237 | ||
f92363d1 SR |
238 | /** |
239 | * _scsih_set_debug_level - global setting of ioc->logging_level. | |
240 | * | |
241 | * Note: The logging levels are defined in mpt3sas_debug.h. | |
242 | */ | |
243 | static int | |
244 | _scsih_set_debug_level(const char *val, struct kernel_param *kp) | |
245 | { | |
246 | int ret = param_set_int(val, kp); | |
247 | struct MPT3SAS_ADAPTER *ioc; | |
248 | ||
249 | if (ret) | |
250 | return ret; | |
251 | ||
252 | pr_info("setting logging_level(0x%08x)\n", logging_level); | |
253 | list_for_each_entry(ioc, &mpt3sas_ioc_list, list) | |
254 | ioc->logging_level = logging_level; | |
255 | return 0; | |
256 | } | |
257 | module_param_call(logging_level, _scsih_set_debug_level, param_get_int, | |
258 | &logging_level, 0644); | |
259 | ||
260 | /** | |
261 | * _scsih_srch_boot_sas_address - search based on sas_address | |
262 | * @sas_address: sas address | |
263 | * @boot_device: boot device object from bios page 2 | |
264 | * | |
265 | * Returns 1 when there's a match, 0 means no match. | |
266 | */ | |
267 | static inline int | |
268 | _scsih_srch_boot_sas_address(u64 sas_address, | |
269 | Mpi2BootDeviceSasWwid_t *boot_device) | |
270 | { | |
271 | return (sas_address == le64_to_cpu(boot_device->SASAddress)) ? 1 : 0; | |
272 | } | |
273 | ||
274 | /** | |
275 | * _scsih_srch_boot_device_name - search based on device name | |
276 | * @device_name: device name specified in INDENTIFY fram | |
277 | * @boot_device: boot device object from bios page 2 | |
278 | * | |
279 | * Returns 1 when there's a match, 0 means no match. | |
280 | */ | |
281 | static inline int | |
282 | _scsih_srch_boot_device_name(u64 device_name, | |
283 | Mpi2BootDeviceDeviceName_t *boot_device) | |
284 | { | |
285 | return (device_name == le64_to_cpu(boot_device->DeviceName)) ? 1 : 0; | |
286 | } | |
287 | ||
288 | /** | |
289 | * _scsih_srch_boot_encl_slot - search based on enclosure_logical_id/slot | |
290 | * @enclosure_logical_id: enclosure logical id | |
291 | * @slot_number: slot number | |
292 | * @boot_device: boot device object from bios page 2 | |
293 | * | |
294 | * Returns 1 when there's a match, 0 means no match. | |
295 | */ | |
296 | static inline int | |
297 | _scsih_srch_boot_encl_slot(u64 enclosure_logical_id, u16 slot_number, | |
298 | Mpi2BootDeviceEnclosureSlot_t *boot_device) | |
299 | { | |
300 | return (enclosure_logical_id == le64_to_cpu(boot_device-> | |
301 | EnclosureLogicalID) && slot_number == le16_to_cpu(boot_device-> | |
302 | SlotNumber)) ? 1 : 0; | |
303 | } | |
304 | ||
305 | /** | |
306 | * _scsih_is_boot_device - search for matching boot device. | |
307 | * @sas_address: sas address | |
308 | * @device_name: device name specified in INDENTIFY fram | |
309 | * @enclosure_logical_id: enclosure logical id | |
310 | * @slot_number: slot number | |
311 | * @form: specifies boot device form | |
312 | * @boot_device: boot device object from bios page 2 | |
313 | * | |
314 | * Returns 1 when there's a match, 0 means no match. | |
315 | */ | |
316 | static int | |
317 | _scsih_is_boot_device(u64 sas_address, u64 device_name, | |
318 | u64 enclosure_logical_id, u16 slot, u8 form, | |
319 | Mpi2BiosPage2BootDevice_t *boot_device) | |
320 | { | |
321 | int rc = 0; | |
322 | ||
323 | switch (form) { | |
324 | case MPI2_BIOSPAGE2_FORM_SAS_WWID: | |
325 | if (!sas_address) | |
326 | break; | |
327 | rc = _scsih_srch_boot_sas_address( | |
328 | sas_address, &boot_device->SasWwid); | |
329 | break; | |
330 | case MPI2_BIOSPAGE2_FORM_ENCLOSURE_SLOT: | |
331 | if (!enclosure_logical_id) | |
332 | break; | |
333 | rc = _scsih_srch_boot_encl_slot( | |
334 | enclosure_logical_id, | |
335 | slot, &boot_device->EnclosureSlot); | |
336 | break; | |
337 | case MPI2_BIOSPAGE2_FORM_DEVICE_NAME: | |
338 | if (!device_name) | |
339 | break; | |
340 | rc = _scsih_srch_boot_device_name( | |
341 | device_name, &boot_device->DeviceName); | |
342 | break; | |
343 | case MPI2_BIOSPAGE2_FORM_NO_DEVICE_SPECIFIED: | |
344 | break; | |
345 | } | |
346 | ||
347 | return rc; | |
348 | } | |
349 | ||
350 | /** | |
351 | * _scsih_get_sas_address - set the sas_address for given device handle | |
352 | * @handle: device handle | |
353 | * @sas_address: sas address | |
354 | * | |
355 | * Returns 0 success, non-zero when failure | |
356 | */ | |
357 | static int | |
358 | _scsih_get_sas_address(struct MPT3SAS_ADAPTER *ioc, u16 handle, | |
359 | u64 *sas_address) | |
360 | { | |
361 | Mpi2SasDevicePage0_t sas_device_pg0; | |
362 | Mpi2ConfigReply_t mpi_reply; | |
363 | u32 ioc_status; | |
364 | ||
365 | *sas_address = 0; | |
366 | ||
367 | if (handle <= ioc->sas_hba.num_phys) { | |
368 | *sas_address = ioc->sas_hba.sas_address; | |
369 | return 0; | |
370 | } | |
371 | ||
372 | if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0, | |
373 | MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) { | |
374 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", ioc->name, | |
375 | __FILE__, __LINE__, __func__); | |
376 | return -ENXIO; | |
377 | } | |
378 | ||
379 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK; | |
380 | if (ioc_status == MPI2_IOCSTATUS_SUCCESS) { | |
381 | *sas_address = le64_to_cpu(sas_device_pg0.SASAddress); | |
382 | return 0; | |
383 | } | |
384 | ||
385 | /* we hit this becuase the given parent handle doesn't exist */ | |
386 | if (ioc_status == MPI2_IOCSTATUS_CONFIG_INVALID_PAGE) | |
387 | return -ENXIO; | |
388 | ||
389 | /* else error case */ | |
390 | pr_err(MPT3SAS_FMT | |
391 | "handle(0x%04x), ioc_status(0x%04x), failure at %s:%d/%s()!\n", | |
392 | ioc->name, handle, ioc_status, | |
393 | __FILE__, __LINE__, __func__); | |
394 | return -EIO; | |
395 | } | |
396 | ||
397 | /** | |
398 | * _scsih_determine_boot_device - determine boot device. | |
399 | * @ioc: per adapter object | |
400 | * @device: either sas_device or raid_device object | |
401 | * @is_raid: [flag] 1 = raid object, 0 = sas object | |
402 | * | |
403 | * Determines whether this device should be first reported device to | |
404 | * to scsi-ml or sas transport, this purpose is for persistent boot device. | |
405 | * There are primary, alternate, and current entries in bios page 2. The order | |
406 | * priority is primary, alternate, then current. This routine saves | |
407 | * the corresponding device object and is_raid flag in the ioc object. | |
408 | * The saved data to be used later in _scsih_probe_boot_devices(). | |
409 | */ | |
410 | static void | |
411 | _scsih_determine_boot_device(struct MPT3SAS_ADAPTER *ioc, | |
412 | void *device, u8 is_raid) | |
413 | { | |
414 | struct _sas_device *sas_device; | |
415 | struct _raid_device *raid_device; | |
416 | u64 sas_address; | |
417 | u64 device_name; | |
418 | u64 enclosure_logical_id; | |
419 | u16 slot; | |
420 | ||
421 | /* only process this function when driver loads */ | |
422 | if (!ioc->is_driver_loading) | |
423 | return; | |
424 | ||
425 | /* no Bios, return immediately */ | |
426 | if (!ioc->bios_pg3.BiosVersion) | |
427 | return; | |
428 | ||
429 | if (!is_raid) { | |
430 | sas_device = device; | |
431 | sas_address = sas_device->sas_address; | |
432 | device_name = sas_device->device_name; | |
433 | enclosure_logical_id = sas_device->enclosure_logical_id; | |
434 | slot = sas_device->slot; | |
435 | } else { | |
436 | raid_device = device; | |
437 | sas_address = raid_device->wwid; | |
438 | device_name = 0; | |
439 | enclosure_logical_id = 0; | |
440 | slot = 0; | |
441 | } | |
442 | ||
443 | if (!ioc->req_boot_device.device) { | |
444 | if (_scsih_is_boot_device(sas_address, device_name, | |
445 | enclosure_logical_id, slot, | |
446 | (ioc->bios_pg2.ReqBootDeviceForm & | |
447 | MPI2_BIOSPAGE2_FORM_MASK), | |
448 | &ioc->bios_pg2.RequestedBootDevice)) { | |
449 | dinitprintk(ioc, pr_info(MPT3SAS_FMT | |
450 | "%s: req_boot_device(0x%016llx)\n", | |
451 | ioc->name, __func__, | |
452 | (unsigned long long)sas_address)); | |
453 | ioc->req_boot_device.device = device; | |
454 | ioc->req_boot_device.is_raid = is_raid; | |
455 | } | |
456 | } | |
457 | ||
458 | if (!ioc->req_alt_boot_device.device) { | |
459 | if (_scsih_is_boot_device(sas_address, device_name, | |
460 | enclosure_logical_id, slot, | |
461 | (ioc->bios_pg2.ReqAltBootDeviceForm & | |
462 | MPI2_BIOSPAGE2_FORM_MASK), | |
463 | &ioc->bios_pg2.RequestedAltBootDevice)) { | |
464 | dinitprintk(ioc, pr_info(MPT3SAS_FMT | |
465 | "%s: req_alt_boot_device(0x%016llx)\n", | |
466 | ioc->name, __func__, | |
467 | (unsigned long long)sas_address)); | |
468 | ioc->req_alt_boot_device.device = device; | |
469 | ioc->req_alt_boot_device.is_raid = is_raid; | |
470 | } | |
471 | } | |
472 | ||
473 | if (!ioc->current_boot_device.device) { | |
474 | if (_scsih_is_boot_device(sas_address, device_name, | |
475 | enclosure_logical_id, slot, | |
476 | (ioc->bios_pg2.CurrentBootDeviceForm & | |
477 | MPI2_BIOSPAGE2_FORM_MASK), | |
478 | &ioc->bios_pg2.CurrentBootDevice)) { | |
479 | dinitprintk(ioc, pr_info(MPT3SAS_FMT | |
480 | "%s: current_boot_device(0x%016llx)\n", | |
481 | ioc->name, __func__, | |
482 | (unsigned long long)sas_address)); | |
483 | ioc->current_boot_device.device = device; | |
484 | ioc->current_boot_device.is_raid = is_raid; | |
485 | } | |
486 | } | |
487 | } | |
488 | ||
489 | /** | |
490 | * mpt3sas_scsih_sas_device_find_by_sas_address - sas device search | |
491 | * @ioc: per adapter object | |
492 | * @sas_address: sas address | |
493 | * Context: Calling function should acquire ioc->sas_device_lock | |
494 | * | |
495 | * This searches for sas_device based on sas_address, then return sas_device | |
496 | * object. | |
497 | */ | |
498 | struct _sas_device * | |
499 | mpt3sas_scsih_sas_device_find_by_sas_address(struct MPT3SAS_ADAPTER *ioc, | |
500 | u64 sas_address) | |
501 | { | |
502 | struct _sas_device *sas_device; | |
503 | ||
504 | list_for_each_entry(sas_device, &ioc->sas_device_list, list) | |
505 | if (sas_device->sas_address == sas_address) | |
506 | return sas_device; | |
507 | ||
508 | list_for_each_entry(sas_device, &ioc->sas_device_init_list, list) | |
509 | if (sas_device->sas_address == sas_address) | |
510 | return sas_device; | |
511 | ||
512 | return NULL; | |
513 | } | |
514 | ||
515 | /** | |
516 | * _scsih_sas_device_find_by_handle - sas device search | |
517 | * @ioc: per adapter object | |
518 | * @handle: sas device handle (assigned by firmware) | |
519 | * Context: Calling function should acquire ioc->sas_device_lock | |
520 | * | |
521 | * This searches for sas_device based on sas_address, then return sas_device | |
522 | * object. | |
523 | */ | |
524 | static struct _sas_device * | |
525 | _scsih_sas_device_find_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle) | |
526 | { | |
527 | struct _sas_device *sas_device; | |
528 | ||
529 | list_for_each_entry(sas_device, &ioc->sas_device_list, list) | |
530 | if (sas_device->handle == handle) | |
531 | return sas_device; | |
532 | ||
533 | list_for_each_entry(sas_device, &ioc->sas_device_init_list, list) | |
534 | if (sas_device->handle == handle) | |
535 | return sas_device; | |
536 | ||
537 | return NULL; | |
538 | } | |
539 | ||
540 | /** | |
541 | * _scsih_sas_device_remove - remove sas_device from list. | |
542 | * @ioc: per adapter object | |
543 | * @sas_device: the sas_device object | |
544 | * Context: This function will acquire ioc->sas_device_lock. | |
545 | * | |
546 | * Removing object and freeing associated memory from the ioc->sas_device_list. | |
547 | */ | |
548 | static void | |
549 | _scsih_sas_device_remove(struct MPT3SAS_ADAPTER *ioc, | |
550 | struct _sas_device *sas_device) | |
551 | { | |
552 | unsigned long flags; | |
553 | ||
554 | if (!sas_device) | |
555 | return; | |
e6d45e3e SR |
556 | pr_info(MPT3SAS_FMT |
557 | "removing handle(0x%04x), sas_addr(0x%016llx)\n", | |
558 | ioc->name, sas_device->handle, | |
559 | (unsigned long long) sas_device->sas_address); | |
560 | ||
561 | if (sas_device->enclosure_handle != 0) | |
562 | pr_info(MPT3SAS_FMT | |
563 | "removing enclosure logical id(0x%016llx), slot(%d)\n", | |
564 | ioc->name, (unsigned long long) | |
565 | sas_device->enclosure_logical_id, sas_device->slot); | |
566 | ||
567 | if (sas_device->connector_name[0] != '\0') | |
568 | pr_info(MPT3SAS_FMT | |
569 | "removing enclosure level(0x%04x), connector name( %s)\n", | |
570 | ioc->name, sas_device->enclosure_level, | |
571 | sas_device->connector_name); | |
f92363d1 SR |
572 | |
573 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
574 | list_del(&sas_device->list); | |
575 | kfree(sas_device); | |
576 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
577 | } | |
578 | ||
579 | /** | |
580 | * _scsih_device_remove_by_handle - removing device object by handle | |
581 | * @ioc: per adapter object | |
582 | * @handle: device handle | |
583 | * | |
584 | * Return nothing. | |
585 | */ | |
586 | static void | |
587 | _scsih_device_remove_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle) | |
588 | { | |
589 | struct _sas_device *sas_device; | |
590 | unsigned long flags; | |
591 | ||
592 | if (ioc->shost_recovery) | |
593 | return; | |
594 | ||
595 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
596 | sas_device = _scsih_sas_device_find_by_handle(ioc, handle); | |
597 | if (sas_device) | |
598 | list_del(&sas_device->list); | |
599 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
600 | if (sas_device) | |
601 | _scsih_remove_device(ioc, sas_device); | |
602 | } | |
603 | ||
604 | /** | |
605 | * mpt3sas_device_remove_by_sas_address - removing device object by sas address | |
606 | * @ioc: per adapter object | |
607 | * @sas_address: device sas_address | |
608 | * | |
609 | * Return nothing. | |
610 | */ | |
611 | void | |
612 | mpt3sas_device_remove_by_sas_address(struct MPT3SAS_ADAPTER *ioc, | |
613 | u64 sas_address) | |
614 | { | |
615 | struct _sas_device *sas_device; | |
616 | unsigned long flags; | |
617 | ||
618 | if (ioc->shost_recovery) | |
619 | return; | |
620 | ||
621 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
622 | sas_device = mpt3sas_scsih_sas_device_find_by_sas_address(ioc, | |
623 | sas_address); | |
624 | if (sas_device) | |
625 | list_del(&sas_device->list); | |
626 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
627 | if (sas_device) | |
628 | _scsih_remove_device(ioc, sas_device); | |
629 | } | |
630 | ||
631 | /** | |
632 | * _scsih_sas_device_add - insert sas_device to the list. | |
633 | * @ioc: per adapter object | |
634 | * @sas_device: the sas_device object | |
635 | * Context: This function will acquire ioc->sas_device_lock. | |
636 | * | |
637 | * Adding new object to the ioc->sas_device_list. | |
638 | */ | |
639 | static void | |
640 | _scsih_sas_device_add(struct MPT3SAS_ADAPTER *ioc, | |
641 | struct _sas_device *sas_device) | |
642 | { | |
643 | unsigned long flags; | |
644 | ||
645 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
646 | "%s: handle(0x%04x), sas_addr(0x%016llx)\n", | |
647 | ioc->name, __func__, sas_device->handle, | |
648 | (unsigned long long)sas_device->sas_address)); | |
649 | ||
e6d45e3e SR |
650 | if (sas_device->enclosure_handle != 0) |
651 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
652 | "%s: enclosure logical id(0x%016llx), slot( %d)\n", | |
653 | ioc->name, __func__, (unsigned long long) | |
654 | sas_device->enclosure_logical_id, sas_device->slot)); | |
655 | ||
656 | if (sas_device->connector_name[0] != '\0') | |
657 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
658 | "%s: enclosure level(0x%04x), connector name( %s)\n", | |
659 | ioc->name, __func__, | |
660 | sas_device->enclosure_level, sas_device->connector_name)); | |
661 | ||
f92363d1 SR |
662 | spin_lock_irqsave(&ioc->sas_device_lock, flags); |
663 | list_add_tail(&sas_device->list, &ioc->sas_device_list); | |
664 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
665 | ||
666 | if (!mpt3sas_transport_port_add(ioc, sas_device->handle, | |
667 | sas_device->sas_address_parent)) { | |
668 | _scsih_sas_device_remove(ioc, sas_device); | |
669 | } else if (!sas_device->starget) { | |
670 | /* | |
671 | * When asyn scanning is enabled, its not possible to remove | |
672 | * devices while scanning is turned on due to an oops in | |
673 | * scsi_sysfs_add_sdev()->add_device()->sysfs_addrm_start() | |
674 | */ | |
f5edbe77 | 675 | if (!ioc->is_driver_loading) { |
f92363d1 SR |
676 | mpt3sas_transport_port_remove(ioc, |
677 | sas_device->sas_address, | |
678 | sas_device->sas_address_parent); | |
f5edbe77 SR |
679 | _scsih_sas_device_remove(ioc, sas_device); |
680 | } | |
f92363d1 SR |
681 | } |
682 | } | |
683 | ||
684 | /** | |
685 | * _scsih_sas_device_init_add - insert sas_device to the list. | |
686 | * @ioc: per adapter object | |
687 | * @sas_device: the sas_device object | |
688 | * Context: This function will acquire ioc->sas_device_lock. | |
689 | * | |
690 | * Adding new object at driver load time to the ioc->sas_device_init_list. | |
691 | */ | |
692 | static void | |
693 | _scsih_sas_device_init_add(struct MPT3SAS_ADAPTER *ioc, | |
694 | struct _sas_device *sas_device) | |
695 | { | |
696 | unsigned long flags; | |
697 | ||
698 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
699 | "%s: handle(0x%04x), sas_addr(0x%016llx)\n", ioc->name, | |
700 | __func__, sas_device->handle, | |
701 | (unsigned long long)sas_device->sas_address)); | |
702 | ||
e6d45e3e SR |
703 | if (sas_device->enclosure_handle != 0) |
704 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
705 | "%s: enclosure logical id(0x%016llx), slot( %d)\n", | |
706 | ioc->name, __func__, (unsigned long long) | |
707 | sas_device->enclosure_logical_id, sas_device->slot)); | |
708 | ||
709 | if (sas_device->connector_name[0] != '\0') | |
710 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
711 | "%s: enclosure level(0x%04x), connector name( %s)\n", | |
712 | ioc->name, __func__, sas_device->enclosure_level, | |
713 | sas_device->connector_name)); | |
714 | ||
f92363d1 SR |
715 | spin_lock_irqsave(&ioc->sas_device_lock, flags); |
716 | list_add_tail(&sas_device->list, &ioc->sas_device_init_list); | |
717 | _scsih_determine_boot_device(ioc, sas_device, 0); | |
718 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
719 | } | |
720 | ||
721 | /** | |
722 | * _scsih_raid_device_find_by_id - raid device search | |
723 | * @ioc: per adapter object | |
724 | * @id: sas device target id | |
725 | * @channel: sas device channel | |
726 | * Context: Calling function should acquire ioc->raid_device_lock | |
727 | * | |
728 | * This searches for raid_device based on target id, then return raid_device | |
729 | * object. | |
730 | */ | |
731 | static struct _raid_device * | |
732 | _scsih_raid_device_find_by_id(struct MPT3SAS_ADAPTER *ioc, int id, int channel) | |
733 | { | |
734 | struct _raid_device *raid_device, *r; | |
735 | ||
736 | r = NULL; | |
737 | list_for_each_entry(raid_device, &ioc->raid_device_list, list) { | |
738 | if (raid_device->id == id && raid_device->channel == channel) { | |
739 | r = raid_device; | |
740 | goto out; | |
741 | } | |
742 | } | |
743 | ||
744 | out: | |
745 | return r; | |
746 | } | |
747 | ||
748 | /** | |
749 | * _scsih_raid_device_find_by_handle - raid device search | |
750 | * @ioc: per adapter object | |
751 | * @handle: sas device handle (assigned by firmware) | |
752 | * Context: Calling function should acquire ioc->raid_device_lock | |
753 | * | |
754 | * This searches for raid_device based on handle, then return raid_device | |
755 | * object. | |
756 | */ | |
757 | static struct _raid_device * | |
758 | _scsih_raid_device_find_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle) | |
759 | { | |
760 | struct _raid_device *raid_device, *r; | |
761 | ||
762 | r = NULL; | |
763 | list_for_each_entry(raid_device, &ioc->raid_device_list, list) { | |
764 | if (raid_device->handle != handle) | |
765 | continue; | |
766 | r = raid_device; | |
767 | goto out; | |
768 | } | |
769 | ||
770 | out: | |
771 | return r; | |
772 | } | |
773 | ||
774 | /** | |
775 | * _scsih_raid_device_find_by_wwid - raid device search | |
776 | * @ioc: per adapter object | |
777 | * @handle: sas device handle (assigned by firmware) | |
778 | * Context: Calling function should acquire ioc->raid_device_lock | |
779 | * | |
780 | * This searches for raid_device based on wwid, then return raid_device | |
781 | * object. | |
782 | */ | |
783 | static struct _raid_device * | |
784 | _scsih_raid_device_find_by_wwid(struct MPT3SAS_ADAPTER *ioc, u64 wwid) | |
785 | { | |
786 | struct _raid_device *raid_device, *r; | |
787 | ||
788 | r = NULL; | |
789 | list_for_each_entry(raid_device, &ioc->raid_device_list, list) { | |
790 | if (raid_device->wwid != wwid) | |
791 | continue; | |
792 | r = raid_device; | |
793 | goto out; | |
794 | } | |
795 | ||
796 | out: | |
797 | return r; | |
798 | } | |
799 | ||
800 | /** | |
801 | * _scsih_raid_device_add - add raid_device object | |
802 | * @ioc: per adapter object | |
803 | * @raid_device: raid_device object | |
804 | * | |
805 | * This is added to the raid_device_list link list. | |
806 | */ | |
807 | static void | |
808 | _scsih_raid_device_add(struct MPT3SAS_ADAPTER *ioc, | |
809 | struct _raid_device *raid_device) | |
810 | { | |
811 | unsigned long flags; | |
812 | ||
813 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
814 | "%s: handle(0x%04x), wwid(0x%016llx)\n", ioc->name, __func__, | |
815 | raid_device->handle, (unsigned long long)raid_device->wwid)); | |
816 | ||
817 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
818 | list_add_tail(&raid_device->list, &ioc->raid_device_list); | |
819 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
820 | } | |
821 | ||
822 | /** | |
823 | * _scsih_raid_device_remove - delete raid_device object | |
824 | * @ioc: per adapter object | |
825 | * @raid_device: raid_device object | |
826 | * | |
827 | */ | |
828 | static void | |
829 | _scsih_raid_device_remove(struct MPT3SAS_ADAPTER *ioc, | |
830 | struct _raid_device *raid_device) | |
831 | { | |
832 | unsigned long flags; | |
833 | ||
834 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
835 | list_del(&raid_device->list); | |
836 | kfree(raid_device); | |
837 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
838 | } | |
839 | ||
840 | /** | |
841 | * mpt3sas_scsih_expander_find_by_handle - expander device search | |
842 | * @ioc: per adapter object | |
843 | * @handle: expander handle (assigned by firmware) | |
844 | * Context: Calling function should acquire ioc->sas_device_lock | |
845 | * | |
846 | * This searches for expander device based on handle, then returns the | |
847 | * sas_node object. | |
848 | */ | |
849 | struct _sas_node * | |
850 | mpt3sas_scsih_expander_find_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle) | |
851 | { | |
852 | struct _sas_node *sas_expander, *r; | |
853 | ||
854 | r = NULL; | |
855 | list_for_each_entry(sas_expander, &ioc->sas_expander_list, list) { | |
856 | if (sas_expander->handle != handle) | |
857 | continue; | |
858 | r = sas_expander; | |
859 | goto out; | |
860 | } | |
861 | out: | |
862 | return r; | |
863 | } | |
864 | ||
865 | /** | |
866 | * mpt3sas_scsih_expander_find_by_sas_address - expander device search | |
867 | * @ioc: per adapter object | |
868 | * @sas_address: sas address | |
869 | * Context: Calling function should acquire ioc->sas_node_lock. | |
870 | * | |
871 | * This searches for expander device based on sas_address, then returns the | |
872 | * sas_node object. | |
873 | */ | |
874 | struct _sas_node * | |
875 | mpt3sas_scsih_expander_find_by_sas_address(struct MPT3SAS_ADAPTER *ioc, | |
876 | u64 sas_address) | |
877 | { | |
878 | struct _sas_node *sas_expander, *r; | |
879 | ||
880 | r = NULL; | |
881 | list_for_each_entry(sas_expander, &ioc->sas_expander_list, list) { | |
882 | if (sas_expander->sas_address != sas_address) | |
883 | continue; | |
884 | r = sas_expander; | |
885 | goto out; | |
886 | } | |
887 | out: | |
888 | return r; | |
889 | } | |
890 | ||
891 | /** | |
892 | * _scsih_expander_node_add - insert expander device to the list. | |
893 | * @ioc: per adapter object | |
894 | * @sas_expander: the sas_device object | |
895 | * Context: This function will acquire ioc->sas_node_lock. | |
896 | * | |
897 | * Adding new object to the ioc->sas_expander_list. | |
898 | * | |
899 | * Return nothing. | |
900 | */ | |
901 | static void | |
902 | _scsih_expander_node_add(struct MPT3SAS_ADAPTER *ioc, | |
903 | struct _sas_node *sas_expander) | |
904 | { | |
905 | unsigned long flags; | |
906 | ||
907 | spin_lock_irqsave(&ioc->sas_node_lock, flags); | |
908 | list_add_tail(&sas_expander->list, &ioc->sas_expander_list); | |
909 | spin_unlock_irqrestore(&ioc->sas_node_lock, flags); | |
910 | } | |
911 | ||
912 | /** | |
913 | * _scsih_is_end_device - determines if device is an end device | |
914 | * @device_info: bitfield providing information about the device. | |
915 | * Context: none | |
916 | * | |
917 | * Returns 1 if end device. | |
918 | */ | |
919 | static int | |
920 | _scsih_is_end_device(u32 device_info) | |
921 | { | |
922 | if (device_info & MPI2_SAS_DEVICE_INFO_END_DEVICE && | |
923 | ((device_info & MPI2_SAS_DEVICE_INFO_SSP_TARGET) | | |
924 | (device_info & MPI2_SAS_DEVICE_INFO_STP_TARGET) | | |
925 | (device_info & MPI2_SAS_DEVICE_INFO_SATA_DEVICE))) | |
926 | return 1; | |
927 | else | |
928 | return 0; | |
929 | } | |
930 | ||
931 | /** | |
932 | * _scsih_scsi_lookup_get - returns scmd entry | |
933 | * @ioc: per adapter object | |
934 | * @smid: system request message index | |
935 | * | |
936 | * Returns the smid stored scmd pointer. | |
937 | */ | |
938 | static struct scsi_cmnd * | |
939 | _scsih_scsi_lookup_get(struct MPT3SAS_ADAPTER *ioc, u16 smid) | |
940 | { | |
941 | return ioc->scsi_lookup[smid - 1].scmd; | |
942 | } | |
943 | ||
944 | /** | |
945 | * _scsih_scsi_lookup_get_clear - returns scmd entry | |
946 | * @ioc: per adapter object | |
947 | * @smid: system request message index | |
948 | * | |
949 | * Returns the smid stored scmd pointer. | |
950 | * Then will derefrence the stored scmd pointer. | |
951 | */ | |
952 | static inline struct scsi_cmnd * | |
953 | _scsih_scsi_lookup_get_clear(struct MPT3SAS_ADAPTER *ioc, u16 smid) | |
954 | { | |
955 | unsigned long flags; | |
956 | struct scsi_cmnd *scmd; | |
957 | ||
958 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); | |
959 | scmd = ioc->scsi_lookup[smid - 1].scmd; | |
960 | ioc->scsi_lookup[smid - 1].scmd = NULL; | |
961 | spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); | |
962 | ||
963 | return scmd; | |
964 | } | |
965 | ||
966 | /** | |
967 | * _scsih_scsi_lookup_find_by_scmd - scmd lookup | |
968 | * @ioc: per adapter object | |
969 | * @smid: system request message index | |
970 | * @scmd: pointer to scsi command object | |
971 | * Context: This function will acquire ioc->scsi_lookup_lock. | |
972 | * | |
973 | * This will search for a scmd pointer in the scsi_lookup array, | |
974 | * returning the revelent smid. A returned value of zero means invalid. | |
975 | */ | |
976 | static u16 | |
977 | _scsih_scsi_lookup_find_by_scmd(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd | |
978 | *scmd) | |
979 | { | |
980 | u16 smid; | |
981 | unsigned long flags; | |
982 | int i; | |
983 | ||
984 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); | |
985 | smid = 0; | |
986 | for (i = 0; i < ioc->scsiio_depth; i++) { | |
987 | if (ioc->scsi_lookup[i].scmd == scmd) { | |
988 | smid = ioc->scsi_lookup[i].smid; | |
989 | goto out; | |
990 | } | |
991 | } | |
992 | out: | |
993 | spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); | |
994 | return smid; | |
995 | } | |
996 | ||
997 | /** | |
998 | * _scsih_scsi_lookup_find_by_target - search for matching channel:id | |
999 | * @ioc: per adapter object | |
1000 | * @id: target id | |
1001 | * @channel: channel | |
1002 | * Context: This function will acquire ioc->scsi_lookup_lock. | |
1003 | * | |
1004 | * This will search for a matching channel:id in the scsi_lookup array, | |
1005 | * returning 1 if found. | |
1006 | */ | |
1007 | static u8 | |
1008 | _scsih_scsi_lookup_find_by_target(struct MPT3SAS_ADAPTER *ioc, int id, | |
1009 | int channel) | |
1010 | { | |
1011 | u8 found; | |
1012 | unsigned long flags; | |
1013 | int i; | |
1014 | ||
1015 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); | |
1016 | found = 0; | |
1017 | for (i = 0 ; i < ioc->scsiio_depth; i++) { | |
1018 | if (ioc->scsi_lookup[i].scmd && | |
1019 | (ioc->scsi_lookup[i].scmd->device->id == id && | |
1020 | ioc->scsi_lookup[i].scmd->device->channel == channel)) { | |
1021 | found = 1; | |
1022 | goto out; | |
1023 | } | |
1024 | } | |
1025 | out: | |
1026 | spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); | |
1027 | return found; | |
1028 | } | |
1029 | ||
1030 | /** | |
1031 | * _scsih_scsi_lookup_find_by_lun - search for matching channel:id:lun | |
1032 | * @ioc: per adapter object | |
1033 | * @id: target id | |
1034 | * @lun: lun number | |
1035 | * @channel: channel | |
1036 | * Context: This function will acquire ioc->scsi_lookup_lock. | |
1037 | * | |
1038 | * This will search for a matching channel:id:lun in the scsi_lookup array, | |
1039 | * returning 1 if found. | |
1040 | */ | |
1041 | static u8 | |
1042 | _scsih_scsi_lookup_find_by_lun(struct MPT3SAS_ADAPTER *ioc, int id, | |
1043 | unsigned int lun, int channel) | |
1044 | { | |
1045 | u8 found; | |
1046 | unsigned long flags; | |
1047 | int i; | |
1048 | ||
1049 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); | |
1050 | found = 0; | |
1051 | for (i = 0 ; i < ioc->scsiio_depth; i++) { | |
1052 | if (ioc->scsi_lookup[i].scmd && | |
1053 | (ioc->scsi_lookup[i].scmd->device->id == id && | |
1054 | ioc->scsi_lookup[i].scmd->device->channel == channel && | |
1055 | ioc->scsi_lookup[i].scmd->device->lun == lun)) { | |
1056 | found = 1; | |
1057 | goto out; | |
1058 | } | |
1059 | } | |
1060 | out: | |
1061 | spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); | |
1062 | return found; | |
1063 | } | |
1064 | ||
cf75d5d6 | 1065 | /** |
8a7e4c24 | 1066 | * scsih_change_queue_depth - setting device queue depth |
cf75d5d6 CH |
1067 | * @sdev: scsi device struct |
1068 | * @qdepth: requested queue depth | |
1069 | * | |
1070 | * Returns queue depth. | |
1071 | */ | |
8a7e4c24 SR |
1072 | int |
1073 | scsih_change_queue_depth(struct scsi_device *sdev, int qdepth) | |
f92363d1 SR |
1074 | { |
1075 | struct Scsi_Host *shost = sdev->host; | |
1076 | int max_depth; | |
1077 | struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); | |
1078 | struct MPT3SAS_DEVICE *sas_device_priv_data; | |
1079 | struct MPT3SAS_TARGET *sas_target_priv_data; | |
1080 | struct _sas_device *sas_device; | |
1081 | unsigned long flags; | |
1082 | ||
1083 | max_depth = shost->can_queue; | |
1084 | ||
1085 | /* limit max device queue for SATA to 32 */ | |
1086 | sas_device_priv_data = sdev->hostdata; | |
1087 | if (!sas_device_priv_data) | |
1088 | goto not_sata; | |
1089 | sas_target_priv_data = sas_device_priv_data->sas_target; | |
1090 | if (!sas_target_priv_data) | |
1091 | goto not_sata; | |
1092 | if ((sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME)) | |
1093 | goto not_sata; | |
1094 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
1095 | sas_device = mpt3sas_scsih_sas_device_find_by_sas_address(ioc, | |
1096 | sas_device_priv_data->sas_target->sas_address); | |
1097 | if (sas_device && sas_device->device_info & | |
1098 | MPI2_SAS_DEVICE_INFO_SATA_DEVICE) | |
1099 | max_depth = MPT3SAS_SATA_QUEUE_DEPTH; | |
1100 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
1101 | ||
1102 | not_sata: | |
1103 | ||
1104 | if (!sdev->tagged_supported) | |
1105 | max_depth = 1; | |
1106 | if (qdepth > max_depth) | |
1107 | qdepth = max_depth; | |
cf75d5d6 | 1108 | return scsi_change_queue_depth(sdev, qdepth); |
f92363d1 SR |
1109 | } |
1110 | ||
f92363d1 | 1111 | /** |
8a7e4c24 | 1112 | * scsih_target_alloc - target add routine |
f92363d1 SR |
1113 | * @starget: scsi target struct |
1114 | * | |
1115 | * Returns 0 if ok. Any other return is assumed to be an error and | |
1116 | * the device is ignored. | |
1117 | */ | |
8a7e4c24 SR |
1118 | int |
1119 | scsih_target_alloc(struct scsi_target *starget) | |
f92363d1 SR |
1120 | { |
1121 | struct Scsi_Host *shost = dev_to_shost(&starget->dev); | |
1122 | struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); | |
1123 | struct MPT3SAS_TARGET *sas_target_priv_data; | |
1124 | struct _sas_device *sas_device; | |
1125 | struct _raid_device *raid_device; | |
1126 | unsigned long flags; | |
1127 | struct sas_rphy *rphy; | |
1128 | ||
62c4da44 JL |
1129 | sas_target_priv_data = kzalloc(sizeof(*sas_target_priv_data), |
1130 | GFP_KERNEL); | |
f92363d1 SR |
1131 | if (!sas_target_priv_data) |
1132 | return -ENOMEM; | |
1133 | ||
1134 | starget->hostdata = sas_target_priv_data; | |
1135 | sas_target_priv_data->starget = starget; | |
1136 | sas_target_priv_data->handle = MPT3SAS_INVALID_DEVICE_HANDLE; | |
1137 | ||
1138 | /* RAID volumes */ | |
1139 | if (starget->channel == RAID_CHANNEL) { | |
1140 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
1141 | raid_device = _scsih_raid_device_find_by_id(ioc, starget->id, | |
1142 | starget->channel); | |
1143 | if (raid_device) { | |
1144 | sas_target_priv_data->handle = raid_device->handle; | |
1145 | sas_target_priv_data->sas_address = raid_device->wwid; | |
1146 | sas_target_priv_data->flags |= MPT_TARGET_FLAGS_VOLUME; | |
1147 | raid_device->starget = starget; | |
1148 | } | |
1149 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
1150 | return 0; | |
1151 | } | |
1152 | ||
1153 | /* sas/sata devices */ | |
1154 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
1155 | rphy = dev_to_rphy(starget->dev.parent); | |
1156 | sas_device = mpt3sas_scsih_sas_device_find_by_sas_address(ioc, | |
1157 | rphy->identify.sas_address); | |
1158 | ||
1159 | if (sas_device) { | |
1160 | sas_target_priv_data->handle = sas_device->handle; | |
1161 | sas_target_priv_data->sas_address = sas_device->sas_address; | |
1162 | sas_device->starget = starget; | |
1163 | sas_device->id = starget->id; | |
1164 | sas_device->channel = starget->channel; | |
1165 | if (test_bit(sas_device->handle, ioc->pd_handles)) | |
1166 | sas_target_priv_data->flags |= | |
1167 | MPT_TARGET_FLAGS_RAID_COMPONENT; | |
45506049 | 1168 | #ifndef SCSI_MPT2SAS |
f92363d1 SR |
1169 | if (sas_device->fast_path) |
1170 | sas_target_priv_data->flags |= MPT_TARGET_FASTPATH_IO; | |
45506049 | 1171 | #endif |
f92363d1 SR |
1172 | } |
1173 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
1174 | ||
1175 | return 0; | |
1176 | } | |
1177 | ||
1178 | /** | |
8a7e4c24 | 1179 | * scsih_target_destroy - target destroy routine |
f92363d1 SR |
1180 | * @starget: scsi target struct |
1181 | * | |
1182 | * Returns nothing. | |
1183 | */ | |
8a7e4c24 SR |
1184 | void |
1185 | scsih_target_destroy(struct scsi_target *starget) | |
f92363d1 SR |
1186 | { |
1187 | struct Scsi_Host *shost = dev_to_shost(&starget->dev); | |
1188 | struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); | |
1189 | struct MPT3SAS_TARGET *sas_target_priv_data; | |
1190 | struct _sas_device *sas_device; | |
1191 | struct _raid_device *raid_device; | |
1192 | unsigned long flags; | |
1193 | struct sas_rphy *rphy; | |
1194 | ||
1195 | sas_target_priv_data = starget->hostdata; | |
1196 | if (!sas_target_priv_data) | |
1197 | return; | |
1198 | ||
1199 | if (starget->channel == RAID_CHANNEL) { | |
1200 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
1201 | raid_device = _scsih_raid_device_find_by_id(ioc, starget->id, | |
1202 | starget->channel); | |
1203 | if (raid_device) { | |
1204 | raid_device->starget = NULL; | |
1205 | raid_device->sdev = NULL; | |
1206 | } | |
1207 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
1208 | goto out; | |
1209 | } | |
1210 | ||
1211 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
1212 | rphy = dev_to_rphy(starget->dev.parent); | |
1213 | sas_device = mpt3sas_scsih_sas_device_find_by_sas_address(ioc, | |
1214 | rphy->identify.sas_address); | |
1215 | if (sas_device && (sas_device->starget == starget) && | |
1216 | (sas_device->id == starget->id) && | |
1217 | (sas_device->channel == starget->channel)) | |
1218 | sas_device->starget = NULL; | |
1219 | ||
1220 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
1221 | ||
1222 | out: | |
1223 | kfree(sas_target_priv_data); | |
1224 | starget->hostdata = NULL; | |
1225 | } | |
1226 | ||
1227 | /** | |
8a7e4c24 | 1228 | * scsih_slave_alloc - device add routine |
f92363d1 SR |
1229 | * @sdev: scsi device struct |
1230 | * | |
1231 | * Returns 0 if ok. Any other return is assumed to be an error and | |
1232 | * the device is ignored. | |
1233 | */ | |
8a7e4c24 SR |
1234 | int |
1235 | scsih_slave_alloc(struct scsi_device *sdev) | |
f92363d1 SR |
1236 | { |
1237 | struct Scsi_Host *shost; | |
1238 | struct MPT3SAS_ADAPTER *ioc; | |
1239 | struct MPT3SAS_TARGET *sas_target_priv_data; | |
1240 | struct MPT3SAS_DEVICE *sas_device_priv_data; | |
1241 | struct scsi_target *starget; | |
1242 | struct _raid_device *raid_device; | |
b65cfedf | 1243 | struct _sas_device *sas_device; |
f92363d1 SR |
1244 | unsigned long flags; |
1245 | ||
62c4da44 JL |
1246 | sas_device_priv_data = kzalloc(sizeof(*sas_device_priv_data), |
1247 | GFP_KERNEL); | |
f92363d1 SR |
1248 | if (!sas_device_priv_data) |
1249 | return -ENOMEM; | |
1250 | ||
1251 | sas_device_priv_data->lun = sdev->lun; | |
1252 | sas_device_priv_data->flags = MPT_DEVICE_FLAGS_INIT; | |
1253 | ||
1254 | starget = scsi_target(sdev); | |
1255 | sas_target_priv_data = starget->hostdata; | |
1256 | sas_target_priv_data->num_luns++; | |
1257 | sas_device_priv_data->sas_target = sas_target_priv_data; | |
1258 | sdev->hostdata = sas_device_priv_data; | |
1259 | if ((sas_target_priv_data->flags & MPT_TARGET_FLAGS_RAID_COMPONENT)) | |
1260 | sdev->no_uld_attach = 1; | |
1261 | ||
1262 | shost = dev_to_shost(&starget->dev); | |
1263 | ioc = shost_priv(shost); | |
1264 | if (starget->channel == RAID_CHANNEL) { | |
1265 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
1266 | raid_device = _scsih_raid_device_find_by_id(ioc, | |
1267 | starget->id, starget->channel); | |
1268 | if (raid_device) | |
1269 | raid_device->sdev = sdev; /* raid is single lun */ | |
1270 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
1271 | } | |
1272 | ||
b65cfedf SR |
1273 | if (!(sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME)) { |
1274 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
1275 | sas_device = mpt3sas_scsih_sas_device_find_by_sas_address(ioc, | |
1276 | sas_target_priv_data->sas_address); | |
1277 | if (sas_device && (sas_device->starget == NULL)) { | |
1278 | sdev_printk(KERN_INFO, sdev, | |
1279 | "%s : sas_device->starget set to starget @ %d\n", | |
1280 | __func__, __LINE__); | |
1281 | sas_device->starget = starget; | |
1282 | } | |
1283 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
1284 | } | |
1285 | ||
f92363d1 SR |
1286 | return 0; |
1287 | } | |
1288 | ||
1289 | /** | |
8a7e4c24 | 1290 | * scsih_slave_destroy - device destroy routine |
f92363d1 SR |
1291 | * @sdev: scsi device struct |
1292 | * | |
1293 | * Returns nothing. | |
1294 | */ | |
8a7e4c24 SR |
1295 | void |
1296 | scsih_slave_destroy(struct scsi_device *sdev) | |
f92363d1 SR |
1297 | { |
1298 | struct MPT3SAS_TARGET *sas_target_priv_data; | |
1299 | struct scsi_target *starget; | |
1300 | struct Scsi_Host *shost; | |
1301 | struct MPT3SAS_ADAPTER *ioc; | |
1302 | struct _sas_device *sas_device; | |
1303 | unsigned long flags; | |
1304 | ||
1305 | if (!sdev->hostdata) | |
1306 | return; | |
1307 | ||
1308 | starget = scsi_target(sdev); | |
1309 | sas_target_priv_data = starget->hostdata; | |
1310 | sas_target_priv_data->num_luns--; | |
1311 | ||
1312 | shost = dev_to_shost(&starget->dev); | |
1313 | ioc = shost_priv(shost); | |
1314 | ||
1315 | if (!(sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME)) { | |
1316 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
1317 | sas_device = mpt3sas_scsih_sas_device_find_by_sas_address(ioc, | |
1318 | sas_target_priv_data->sas_address); | |
1319 | if (sas_device && !sas_target_priv_data->num_luns) | |
1320 | sas_device->starget = NULL; | |
1321 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
1322 | } | |
1323 | ||
1324 | kfree(sdev->hostdata); | |
1325 | sdev->hostdata = NULL; | |
1326 | } | |
1327 | ||
1328 | /** | |
1329 | * _scsih_display_sata_capabilities - sata capabilities | |
1330 | * @ioc: per adapter object | |
1331 | * @handle: device handle | |
1332 | * @sdev: scsi device struct | |
1333 | */ | |
1334 | static void | |
1335 | _scsih_display_sata_capabilities(struct MPT3SAS_ADAPTER *ioc, | |
1336 | u16 handle, struct scsi_device *sdev) | |
1337 | { | |
1338 | Mpi2ConfigReply_t mpi_reply; | |
1339 | Mpi2SasDevicePage0_t sas_device_pg0; | |
1340 | u32 ioc_status; | |
1341 | u16 flags; | |
1342 | u32 device_info; | |
1343 | ||
1344 | if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0, | |
1345 | MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) { | |
1346 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
1347 | ioc->name, __FILE__, __LINE__, __func__); | |
1348 | return; | |
1349 | } | |
1350 | ||
1351 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
1352 | MPI2_IOCSTATUS_MASK; | |
1353 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { | |
1354 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
1355 | ioc->name, __FILE__, __LINE__, __func__); | |
1356 | return; | |
1357 | } | |
1358 | ||
1359 | flags = le16_to_cpu(sas_device_pg0.Flags); | |
1360 | device_info = le32_to_cpu(sas_device_pg0.DeviceInfo); | |
1361 | ||
1362 | sdev_printk(KERN_INFO, sdev, | |
1363 | "atapi(%s), ncq(%s), asyn_notify(%s), smart(%s), fua(%s), " | |
1364 | "sw_preserve(%s)\n", | |
1365 | (device_info & MPI2_SAS_DEVICE_INFO_ATAPI_DEVICE) ? "y" : "n", | |
1366 | (flags & MPI2_SAS_DEVICE0_FLAGS_SATA_NCQ_SUPPORTED) ? "y" : "n", | |
1367 | (flags & MPI2_SAS_DEVICE0_FLAGS_SATA_ASYNCHRONOUS_NOTIFY) ? "y" : | |
1368 | "n", | |
1369 | (flags & MPI2_SAS_DEVICE0_FLAGS_SATA_SMART_SUPPORTED) ? "y" : "n", | |
1370 | (flags & MPI2_SAS_DEVICE0_FLAGS_SATA_FUA_SUPPORTED) ? "y" : "n", | |
1371 | (flags & MPI2_SAS_DEVICE0_FLAGS_SATA_SW_PRESERVE) ? "y" : "n"); | |
1372 | } | |
1373 | ||
1374 | /* | |
1375 | * raid transport support - | |
1376 | * Enabled for SLES11 and newer, in older kernels the driver will panic when | |
1377 | * unloading the driver followed by a load - I beleive that the subroutine | |
1378 | * raid_class_release() is not cleaning up properly. | |
1379 | */ | |
1380 | ||
1381 | /** | |
8a7e4c24 | 1382 | * scsih_is_raid - return boolean indicating device is raid volume |
f92363d1 SR |
1383 | * @dev the device struct object |
1384 | */ | |
8a7e4c24 SR |
1385 | int |
1386 | scsih_is_raid(struct device *dev) | |
f92363d1 SR |
1387 | { |
1388 | struct scsi_device *sdev = to_scsi_device(dev); | |
1389 | ||
1390 | return (sdev->channel == RAID_CHANNEL) ? 1 : 0; | |
1391 | } | |
1392 | ||
1393 | /** | |
8a7e4c24 | 1394 | * scsih_get_resync - get raid volume resync percent complete |
f92363d1 SR |
1395 | * @dev the device struct object |
1396 | */ | |
8a7e4c24 SR |
1397 | void |
1398 | scsih_get_resync(struct device *dev) | |
f92363d1 SR |
1399 | { |
1400 | struct scsi_device *sdev = to_scsi_device(dev); | |
1401 | struct MPT3SAS_ADAPTER *ioc = shost_priv(sdev->host); | |
1402 | static struct _raid_device *raid_device; | |
1403 | unsigned long flags; | |
1404 | Mpi2RaidVolPage0_t vol_pg0; | |
1405 | Mpi2ConfigReply_t mpi_reply; | |
1406 | u32 volume_status_flags; | |
1407 | u8 percent_complete; | |
1408 | u16 handle; | |
1409 | ||
1410 | percent_complete = 0; | |
1411 | handle = 0; | |
1412 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
1413 | raid_device = _scsih_raid_device_find_by_id(ioc, sdev->id, | |
1414 | sdev->channel); | |
1415 | if (raid_device) { | |
1416 | handle = raid_device->handle; | |
1417 | percent_complete = raid_device->percent_complete; | |
1418 | } | |
1419 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
1420 | ||
1421 | if (!handle) | |
1422 | goto out; | |
1423 | ||
1424 | if (mpt3sas_config_get_raid_volume_pg0(ioc, &mpi_reply, &vol_pg0, | |
1425 | MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, handle, | |
1426 | sizeof(Mpi2RaidVolPage0_t))) { | |
1427 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
1428 | ioc->name, __FILE__, __LINE__, __func__); | |
1429 | percent_complete = 0; | |
1430 | goto out; | |
1431 | } | |
1432 | ||
1433 | volume_status_flags = le32_to_cpu(vol_pg0.VolumeStatusFlags); | |
1434 | if (!(volume_status_flags & | |
1435 | MPI2_RAIDVOL0_STATUS_FLAG_RESYNC_IN_PROGRESS)) | |
1436 | percent_complete = 0; | |
1437 | ||
1438 | out: | |
1439 | raid_set_resync(mpt3sas_raid_template, dev, percent_complete); | |
1440 | } | |
1441 | ||
1442 | /** | |
8a7e4c24 | 1443 | * scsih_get_state - get raid volume level |
f92363d1 SR |
1444 | * @dev the device struct object |
1445 | */ | |
8a7e4c24 SR |
1446 | void |
1447 | scsih_get_state(struct device *dev) | |
f92363d1 SR |
1448 | { |
1449 | struct scsi_device *sdev = to_scsi_device(dev); | |
1450 | struct MPT3SAS_ADAPTER *ioc = shost_priv(sdev->host); | |
1451 | static struct _raid_device *raid_device; | |
1452 | unsigned long flags; | |
1453 | Mpi2RaidVolPage0_t vol_pg0; | |
1454 | Mpi2ConfigReply_t mpi_reply; | |
1455 | u32 volstate; | |
1456 | enum raid_state state = RAID_STATE_UNKNOWN; | |
1457 | u16 handle = 0; | |
1458 | ||
1459 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
1460 | raid_device = _scsih_raid_device_find_by_id(ioc, sdev->id, | |
1461 | sdev->channel); | |
1462 | if (raid_device) | |
1463 | handle = raid_device->handle; | |
1464 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
1465 | ||
1466 | if (!raid_device) | |
1467 | goto out; | |
1468 | ||
1469 | if (mpt3sas_config_get_raid_volume_pg0(ioc, &mpi_reply, &vol_pg0, | |
1470 | MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, handle, | |
1471 | sizeof(Mpi2RaidVolPage0_t))) { | |
1472 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
1473 | ioc->name, __FILE__, __LINE__, __func__); | |
1474 | goto out; | |
1475 | } | |
1476 | ||
1477 | volstate = le32_to_cpu(vol_pg0.VolumeStatusFlags); | |
1478 | if (volstate & MPI2_RAIDVOL0_STATUS_FLAG_RESYNC_IN_PROGRESS) { | |
1479 | state = RAID_STATE_RESYNCING; | |
1480 | goto out; | |
1481 | } | |
1482 | ||
1483 | switch (vol_pg0.VolumeState) { | |
1484 | case MPI2_RAID_VOL_STATE_OPTIMAL: | |
1485 | case MPI2_RAID_VOL_STATE_ONLINE: | |
1486 | state = RAID_STATE_ACTIVE; | |
1487 | break; | |
1488 | case MPI2_RAID_VOL_STATE_DEGRADED: | |
1489 | state = RAID_STATE_DEGRADED; | |
1490 | break; | |
1491 | case MPI2_RAID_VOL_STATE_FAILED: | |
1492 | case MPI2_RAID_VOL_STATE_MISSING: | |
1493 | state = RAID_STATE_OFFLINE; | |
1494 | break; | |
1495 | } | |
1496 | out: | |
1497 | raid_set_state(mpt3sas_raid_template, dev, state); | |
1498 | } | |
1499 | ||
1500 | /** | |
1501 | * _scsih_set_level - set raid level | |
1502 | * @sdev: scsi device struct | |
1503 | * @volume_type: volume type | |
1504 | */ | |
1505 | static void | |
1506 | _scsih_set_level(struct scsi_device *sdev, u8 volume_type) | |
1507 | { | |
1508 | enum raid_level level = RAID_LEVEL_UNKNOWN; | |
1509 | ||
1510 | switch (volume_type) { | |
1511 | case MPI2_RAID_VOL_TYPE_RAID0: | |
1512 | level = RAID_LEVEL_0; | |
1513 | break; | |
1514 | case MPI2_RAID_VOL_TYPE_RAID10: | |
1515 | level = RAID_LEVEL_10; | |
1516 | break; | |
1517 | case MPI2_RAID_VOL_TYPE_RAID1E: | |
1518 | level = RAID_LEVEL_1E; | |
1519 | break; | |
1520 | case MPI2_RAID_VOL_TYPE_RAID1: | |
1521 | level = RAID_LEVEL_1; | |
1522 | break; | |
1523 | } | |
1524 | ||
1525 | raid_set_level(mpt3sas_raid_template, &sdev->sdev_gendev, level); | |
1526 | } | |
1527 | ||
1528 | ||
1529 | /** | |
1530 | * _scsih_get_volume_capabilities - volume capabilities | |
1531 | * @ioc: per adapter object | |
1532 | * @sas_device: the raid_device object | |
1533 | * | |
1534 | * Returns 0 for success, else 1 | |
1535 | */ | |
1536 | static int | |
1537 | _scsih_get_volume_capabilities(struct MPT3SAS_ADAPTER *ioc, | |
1538 | struct _raid_device *raid_device) | |
1539 | { | |
1540 | Mpi2RaidVolPage0_t *vol_pg0; | |
1541 | Mpi2RaidPhysDiskPage0_t pd_pg0; | |
1542 | Mpi2SasDevicePage0_t sas_device_pg0; | |
1543 | Mpi2ConfigReply_t mpi_reply; | |
1544 | u16 sz; | |
1545 | u8 num_pds; | |
1546 | ||
1547 | if ((mpt3sas_config_get_number_pds(ioc, raid_device->handle, | |
1548 | &num_pds)) || !num_pds) { | |
1549 | dfailprintk(ioc, pr_warn(MPT3SAS_FMT | |
1550 | "failure at %s:%d/%s()!\n", ioc->name, __FILE__, __LINE__, | |
1551 | __func__)); | |
1552 | return 1; | |
1553 | } | |
1554 | ||
1555 | raid_device->num_pds = num_pds; | |
1556 | sz = offsetof(Mpi2RaidVolPage0_t, PhysDisk) + (num_pds * | |
1557 | sizeof(Mpi2RaidVol0PhysDisk_t)); | |
1558 | vol_pg0 = kzalloc(sz, GFP_KERNEL); | |
1559 | if (!vol_pg0) { | |
1560 | dfailprintk(ioc, pr_warn(MPT3SAS_FMT | |
1561 | "failure at %s:%d/%s()!\n", ioc->name, __FILE__, __LINE__, | |
1562 | __func__)); | |
1563 | return 1; | |
1564 | } | |
1565 | ||
1566 | if ((mpt3sas_config_get_raid_volume_pg0(ioc, &mpi_reply, vol_pg0, | |
1567 | MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, raid_device->handle, sz))) { | |
1568 | dfailprintk(ioc, pr_warn(MPT3SAS_FMT | |
1569 | "failure at %s:%d/%s()!\n", ioc->name, __FILE__, __LINE__, | |
1570 | __func__)); | |
1571 | kfree(vol_pg0); | |
1572 | return 1; | |
1573 | } | |
1574 | ||
1575 | raid_device->volume_type = vol_pg0->VolumeType; | |
1576 | ||
1577 | /* figure out what the underlying devices are by | |
1578 | * obtaining the device_info bits for the 1st device | |
1579 | */ | |
1580 | if (!(mpt3sas_config_get_phys_disk_pg0(ioc, &mpi_reply, | |
1581 | &pd_pg0, MPI2_PHYSDISK_PGAD_FORM_PHYSDISKNUM, | |
1582 | vol_pg0->PhysDisk[0].PhysDiskNum))) { | |
1583 | if (!(mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, | |
1584 | &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, | |
1585 | le16_to_cpu(pd_pg0.DevHandle)))) { | |
1586 | raid_device->device_info = | |
1587 | le32_to_cpu(sas_device_pg0.DeviceInfo); | |
1588 | } | |
1589 | } | |
1590 | ||
1591 | kfree(vol_pg0); | |
1592 | return 0; | |
1593 | } | |
1594 | ||
1595 | ||
1596 | ||
1597 | /** | |
1598 | * _scsih_enable_tlr - setting TLR flags | |
1599 | * @ioc: per adapter object | |
1600 | * @sdev: scsi device struct | |
1601 | * | |
1602 | * Enabling Transaction Layer Retries for tape devices when | |
1603 | * vpd page 0x90 is present | |
1604 | * | |
1605 | */ | |
1606 | static void | |
1607 | _scsih_enable_tlr(struct MPT3SAS_ADAPTER *ioc, struct scsi_device *sdev) | |
1608 | { | |
1609 | ||
1610 | /* only for TAPE */ | |
1611 | if (sdev->type != TYPE_TAPE) | |
1612 | return; | |
1613 | ||
1614 | if (!(ioc->facts.IOCCapabilities & MPI2_IOCFACTS_CAPABILITY_TLR)) | |
1615 | return; | |
1616 | ||
1617 | sas_enable_tlr(sdev); | |
1618 | sdev_printk(KERN_INFO, sdev, "TLR %s\n", | |
1619 | sas_is_tlr_enabled(sdev) ? "Enabled" : "Disabled"); | |
1620 | return; | |
1621 | ||
1622 | } | |
1623 | ||
1624 | /** | |
8a7e4c24 | 1625 | * scsih_slave_configure - device configure routine. |
f92363d1 SR |
1626 | * @sdev: scsi device struct |
1627 | * | |
1628 | * Returns 0 if ok. Any other return is assumed to be an error and | |
1629 | * the device is ignored. | |
1630 | */ | |
8a7e4c24 SR |
1631 | int |
1632 | scsih_slave_configure(struct scsi_device *sdev) | |
f92363d1 SR |
1633 | { |
1634 | struct Scsi_Host *shost = sdev->host; | |
1635 | struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); | |
1636 | struct MPT3SAS_DEVICE *sas_device_priv_data; | |
1637 | struct MPT3SAS_TARGET *sas_target_priv_data; | |
1638 | struct _sas_device *sas_device; | |
1639 | struct _raid_device *raid_device; | |
1640 | unsigned long flags; | |
1641 | int qdepth; | |
1642 | u8 ssp_target = 0; | |
1643 | char *ds = ""; | |
1644 | char *r_level = ""; | |
1645 | u16 handle, volume_handle = 0; | |
1646 | u64 volume_wwid = 0; | |
1647 | ||
1648 | qdepth = 1; | |
1649 | sas_device_priv_data = sdev->hostdata; | |
1650 | sas_device_priv_data->configured_lun = 1; | |
1651 | sas_device_priv_data->flags &= ~MPT_DEVICE_FLAGS_INIT; | |
1652 | sas_target_priv_data = sas_device_priv_data->sas_target; | |
1653 | handle = sas_target_priv_data->handle; | |
1654 | ||
1655 | /* raid volume handling */ | |
1656 | if (sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME) { | |
1657 | ||
1658 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
1659 | raid_device = _scsih_raid_device_find_by_handle(ioc, handle); | |
1660 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
1661 | if (!raid_device) { | |
1662 | dfailprintk(ioc, pr_warn(MPT3SAS_FMT | |
1663 | "failure at %s:%d/%s()!\n", ioc->name, __FILE__, | |
1664 | __LINE__, __func__)); | |
1665 | return 1; | |
1666 | } | |
1667 | ||
1668 | if (_scsih_get_volume_capabilities(ioc, raid_device)) { | |
1669 | dfailprintk(ioc, pr_warn(MPT3SAS_FMT | |
1670 | "failure at %s:%d/%s()!\n", ioc->name, __FILE__, | |
1671 | __LINE__, __func__)); | |
1672 | return 1; | |
1673 | } | |
1674 | ||
1675 | ||
1676 | /* RAID Queue Depth Support | |
1677 | * IS volume = underlying qdepth of drive type, either | |
1678 | * MPT3SAS_SAS_QUEUE_DEPTH or MPT3SAS_SATA_QUEUE_DEPTH | |
1679 | * IM/IME/R10 = 128 (MPT3SAS_RAID_QUEUE_DEPTH) | |
1680 | */ | |
1681 | if (raid_device->device_info & | |
1682 | MPI2_SAS_DEVICE_INFO_SSP_TARGET) { | |
1683 | qdepth = MPT3SAS_SAS_QUEUE_DEPTH; | |
1684 | ds = "SSP"; | |
1685 | } else { | |
1686 | qdepth = MPT3SAS_SATA_QUEUE_DEPTH; | |
1687 | if (raid_device->device_info & | |
1688 | MPI2_SAS_DEVICE_INFO_SATA_DEVICE) | |
1689 | ds = "SATA"; | |
1690 | else | |
1691 | ds = "STP"; | |
1692 | } | |
1693 | ||
1694 | switch (raid_device->volume_type) { | |
1695 | case MPI2_RAID_VOL_TYPE_RAID0: | |
1696 | r_level = "RAID0"; | |
1697 | break; | |
1698 | case MPI2_RAID_VOL_TYPE_RAID1E: | |
1699 | qdepth = MPT3SAS_RAID_QUEUE_DEPTH; | |
1700 | if (ioc->manu_pg10.OEMIdentifier && | |
1701 | (le32_to_cpu(ioc->manu_pg10.GenericFlags0) & | |
1702 | MFG10_GF0_R10_DISPLAY) && | |
1703 | !(raid_device->num_pds % 2)) | |
1704 | r_level = "RAID10"; | |
1705 | else | |
1706 | r_level = "RAID1E"; | |
1707 | break; | |
1708 | case MPI2_RAID_VOL_TYPE_RAID1: | |
1709 | qdepth = MPT3SAS_RAID_QUEUE_DEPTH; | |
1710 | r_level = "RAID1"; | |
1711 | break; | |
1712 | case MPI2_RAID_VOL_TYPE_RAID10: | |
1713 | qdepth = MPT3SAS_RAID_QUEUE_DEPTH; | |
1714 | r_level = "RAID10"; | |
1715 | break; | |
1716 | case MPI2_RAID_VOL_TYPE_UNKNOWN: | |
1717 | default: | |
1718 | qdepth = MPT3SAS_RAID_QUEUE_DEPTH; | |
1719 | r_level = "RAIDX"; | |
1720 | break; | |
1721 | } | |
1722 | ||
1723 | sdev_printk(KERN_INFO, sdev, | |
1724 | "%s: handle(0x%04x), wwid(0x%016llx), pd_count(%d), type(%s)\n", | |
1725 | r_level, raid_device->handle, | |
1726 | (unsigned long long)raid_device->wwid, | |
1727 | raid_device->num_pds, ds); | |
1728 | ||
1729 | ||
8a7e4c24 | 1730 | scsih_change_queue_depth(sdev, qdepth); |
f92363d1 SR |
1731 | |
1732 | /* raid transport support */ | |
1733 | _scsih_set_level(sdev, raid_device->volume_type); | |
1734 | return 0; | |
1735 | } | |
1736 | ||
1737 | /* non-raid handling */ | |
1738 | if (sas_target_priv_data->flags & MPT_TARGET_FLAGS_RAID_COMPONENT) { | |
1739 | if (mpt3sas_config_get_volume_handle(ioc, handle, | |
1740 | &volume_handle)) { | |
1741 | dfailprintk(ioc, pr_warn(MPT3SAS_FMT | |
1742 | "failure at %s:%d/%s()!\n", ioc->name, | |
1743 | __FILE__, __LINE__, __func__)); | |
1744 | return 1; | |
1745 | } | |
1746 | if (volume_handle && mpt3sas_config_get_volume_wwid(ioc, | |
1747 | volume_handle, &volume_wwid)) { | |
1748 | dfailprintk(ioc, pr_warn(MPT3SAS_FMT | |
1749 | "failure at %s:%d/%s()!\n", ioc->name, | |
1750 | __FILE__, __LINE__, __func__)); | |
1751 | return 1; | |
1752 | } | |
1753 | } | |
1754 | ||
1755 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
1756 | sas_device = mpt3sas_scsih_sas_device_find_by_sas_address(ioc, | |
1757 | sas_device_priv_data->sas_target->sas_address); | |
1758 | if (!sas_device) { | |
1759 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
1760 | dfailprintk(ioc, pr_warn(MPT3SAS_FMT | |
1761 | "failure at %s:%d/%s()!\n", ioc->name, __FILE__, __LINE__, | |
1762 | __func__)); | |
1763 | return 1; | |
1764 | } | |
1765 | ||
1766 | sas_device->volume_handle = volume_handle; | |
1767 | sas_device->volume_wwid = volume_wwid; | |
1768 | if (sas_device->device_info & MPI2_SAS_DEVICE_INFO_SSP_TARGET) { | |
1769 | qdepth = MPT3SAS_SAS_QUEUE_DEPTH; | |
1770 | ssp_target = 1; | |
1771 | ds = "SSP"; | |
1772 | } else { | |
1773 | qdepth = MPT3SAS_SATA_QUEUE_DEPTH; | |
1774 | if (sas_device->device_info & MPI2_SAS_DEVICE_INFO_STP_TARGET) | |
1775 | ds = "STP"; | |
1776 | else if (sas_device->device_info & | |
1777 | MPI2_SAS_DEVICE_INFO_SATA_DEVICE) | |
1778 | ds = "SATA"; | |
1779 | } | |
1780 | ||
1781 | sdev_printk(KERN_INFO, sdev, "%s: handle(0x%04x), " \ | |
1782 | "sas_addr(0x%016llx), phy(%d), device_name(0x%016llx)\n", | |
1783 | ds, handle, (unsigned long long)sas_device->sas_address, | |
1784 | sas_device->phy, (unsigned long long)sas_device->device_name); | |
e6d45e3e SR |
1785 | if (sas_device->enclosure_handle != 0) |
1786 | sdev_printk(KERN_INFO, sdev, | |
1787 | "%s: enclosure_logical_id(0x%016llx), slot(%d)\n", | |
1788 | ds, (unsigned long long) | |
1789 | sas_device->enclosure_logical_id, sas_device->slot); | |
1790 | if (sas_device->connector_name[0] != '\0') | |
1791 | sdev_printk(KERN_INFO, sdev, | |
1792 | "%s: enclosure level(0x%04x), connector name( %s)\n", | |
1793 | ds, sas_device->enclosure_level, | |
1794 | sas_device->connector_name); | |
f92363d1 SR |
1795 | |
1796 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
1797 | ||
1798 | if (!ssp_target) | |
1799 | _scsih_display_sata_capabilities(ioc, handle, sdev); | |
1800 | ||
1801 | ||
8a7e4c24 | 1802 | scsih_change_queue_depth(sdev, qdepth); |
f92363d1 SR |
1803 | |
1804 | if (ssp_target) { | |
1805 | sas_read_port_mode_page(sdev); | |
1806 | _scsih_enable_tlr(ioc, sdev); | |
1807 | } | |
1808 | ||
1809 | return 0; | |
1810 | } | |
1811 | ||
1812 | /** | |
8a7e4c24 | 1813 | * scsih_bios_param - fetch head, sector, cylinder info for a disk |
f92363d1 SR |
1814 | * @sdev: scsi device struct |
1815 | * @bdev: pointer to block device context | |
1816 | * @capacity: device size (in 512 byte sectors) | |
1817 | * @params: three element array to place output: | |
1818 | * params[0] number of heads (max 255) | |
1819 | * params[1] number of sectors (max 63) | |
1820 | * params[2] number of cylinders | |
1821 | * | |
1822 | * Return nothing. | |
1823 | */ | |
8a7e4c24 SR |
1824 | int |
1825 | scsih_bios_param(struct scsi_device *sdev, struct block_device *bdev, | |
f92363d1 SR |
1826 | sector_t capacity, int params[]) |
1827 | { | |
1828 | int heads; | |
1829 | int sectors; | |
1830 | sector_t cylinders; | |
1831 | ulong dummy; | |
1832 | ||
1833 | heads = 64; | |
1834 | sectors = 32; | |
1835 | ||
1836 | dummy = heads * sectors; | |
1837 | cylinders = capacity; | |
1838 | sector_div(cylinders, dummy); | |
1839 | ||
1840 | /* | |
1841 | * Handle extended translation size for logical drives | |
1842 | * > 1Gb | |
1843 | */ | |
1844 | if ((ulong)capacity >= 0x200000) { | |
1845 | heads = 255; | |
1846 | sectors = 63; | |
1847 | dummy = heads * sectors; | |
1848 | cylinders = capacity; | |
1849 | sector_div(cylinders, dummy); | |
1850 | } | |
1851 | ||
1852 | /* return result */ | |
1853 | params[0] = heads; | |
1854 | params[1] = sectors; | |
1855 | params[2] = cylinders; | |
1856 | ||
1857 | return 0; | |
1858 | } | |
1859 | ||
1860 | /** | |
1861 | * _scsih_response_code - translation of device response code | |
1862 | * @ioc: per adapter object | |
1863 | * @response_code: response code returned by the device | |
1864 | * | |
1865 | * Return nothing. | |
1866 | */ | |
1867 | static void | |
1868 | _scsih_response_code(struct MPT3SAS_ADAPTER *ioc, u8 response_code) | |
1869 | { | |
1870 | char *desc; | |
1871 | ||
1872 | switch (response_code) { | |
1873 | case MPI2_SCSITASKMGMT_RSP_TM_COMPLETE: | |
1874 | desc = "task management request completed"; | |
1875 | break; | |
1876 | case MPI2_SCSITASKMGMT_RSP_INVALID_FRAME: | |
1877 | desc = "invalid frame"; | |
1878 | break; | |
1879 | case MPI2_SCSITASKMGMT_RSP_TM_NOT_SUPPORTED: | |
1880 | desc = "task management request not supported"; | |
1881 | break; | |
1882 | case MPI2_SCSITASKMGMT_RSP_TM_FAILED: | |
1883 | desc = "task management request failed"; | |
1884 | break; | |
1885 | case MPI2_SCSITASKMGMT_RSP_TM_SUCCEEDED: | |
1886 | desc = "task management request succeeded"; | |
1887 | break; | |
1888 | case MPI2_SCSITASKMGMT_RSP_TM_INVALID_LUN: | |
1889 | desc = "invalid lun"; | |
1890 | break; | |
1891 | case 0xA: | |
1892 | desc = "overlapped tag attempted"; | |
1893 | break; | |
1894 | case MPI2_SCSITASKMGMT_RSP_IO_QUEUED_ON_IOC: | |
1895 | desc = "task queued, however not sent to target"; | |
1896 | break; | |
1897 | default: | |
1898 | desc = "unknown"; | |
1899 | break; | |
1900 | } | |
1901 | pr_warn(MPT3SAS_FMT "response_code(0x%01x): %s\n", | |
1902 | ioc->name, response_code, desc); | |
1903 | } | |
1904 | ||
1905 | /** | |
1906 | * _scsih_tm_done - tm completion routine | |
1907 | * @ioc: per adapter object | |
1908 | * @smid: system request message index | |
1909 | * @msix_index: MSIX table index supplied by the OS | |
1910 | * @reply: reply message frame(lower 32bit addr) | |
1911 | * Context: none. | |
1912 | * | |
1913 | * The callback handler when using scsih_issue_tm. | |
1914 | * | |
1915 | * Return 1 meaning mf should be freed from _base_interrupt | |
1916 | * 0 means the mf is freed from this function. | |
1917 | */ | |
1918 | static u8 | |
1919 | _scsih_tm_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply) | |
1920 | { | |
1921 | MPI2DefaultReply_t *mpi_reply; | |
1922 | ||
1923 | if (ioc->tm_cmds.status == MPT3_CMD_NOT_USED) | |
1924 | return 1; | |
1925 | if (ioc->tm_cmds.smid != smid) | |
1926 | return 1; | |
1927 | mpt3sas_base_flush_reply_queues(ioc); | |
1928 | ioc->tm_cmds.status |= MPT3_CMD_COMPLETE; | |
1929 | mpi_reply = mpt3sas_base_get_reply_virt_addr(ioc, reply); | |
1930 | if (mpi_reply) { | |
1931 | memcpy(ioc->tm_cmds.reply, mpi_reply, mpi_reply->MsgLength*4); | |
1932 | ioc->tm_cmds.status |= MPT3_CMD_REPLY_VALID; | |
1933 | } | |
1934 | ioc->tm_cmds.status &= ~MPT3_CMD_PENDING; | |
1935 | complete(&ioc->tm_cmds.done); | |
1936 | return 1; | |
1937 | } | |
1938 | ||
1939 | /** | |
1940 | * mpt3sas_scsih_set_tm_flag - set per target tm_busy | |
1941 | * @ioc: per adapter object | |
1942 | * @handle: device handle | |
1943 | * | |
1944 | * During taskmangement request, we need to freeze the device queue. | |
1945 | */ | |
1946 | void | |
1947 | mpt3sas_scsih_set_tm_flag(struct MPT3SAS_ADAPTER *ioc, u16 handle) | |
1948 | { | |
1949 | struct MPT3SAS_DEVICE *sas_device_priv_data; | |
1950 | struct scsi_device *sdev; | |
1951 | u8 skip = 0; | |
1952 | ||
1953 | shost_for_each_device(sdev, ioc->shost) { | |
1954 | if (skip) | |
1955 | continue; | |
1956 | sas_device_priv_data = sdev->hostdata; | |
1957 | if (!sas_device_priv_data) | |
1958 | continue; | |
1959 | if (sas_device_priv_data->sas_target->handle == handle) { | |
1960 | sas_device_priv_data->sas_target->tm_busy = 1; | |
1961 | skip = 1; | |
1962 | ioc->ignore_loginfos = 1; | |
1963 | } | |
1964 | } | |
1965 | } | |
1966 | ||
1967 | /** | |
1968 | * mpt3sas_scsih_clear_tm_flag - clear per target tm_busy | |
1969 | * @ioc: per adapter object | |
1970 | * @handle: device handle | |
1971 | * | |
1972 | * During taskmangement request, we need to freeze the device queue. | |
1973 | */ | |
1974 | void | |
1975 | mpt3sas_scsih_clear_tm_flag(struct MPT3SAS_ADAPTER *ioc, u16 handle) | |
1976 | { | |
1977 | struct MPT3SAS_DEVICE *sas_device_priv_data; | |
1978 | struct scsi_device *sdev; | |
1979 | u8 skip = 0; | |
1980 | ||
1981 | shost_for_each_device(sdev, ioc->shost) { | |
1982 | if (skip) | |
1983 | continue; | |
1984 | sas_device_priv_data = sdev->hostdata; | |
1985 | if (!sas_device_priv_data) | |
1986 | continue; | |
1987 | if (sas_device_priv_data->sas_target->handle == handle) { | |
1988 | sas_device_priv_data->sas_target->tm_busy = 0; | |
1989 | skip = 1; | |
1990 | ioc->ignore_loginfos = 0; | |
1991 | } | |
1992 | } | |
1993 | } | |
1994 | ||
1995 | /** | |
1996 | * mpt3sas_scsih_issue_tm - main routine for sending tm requests | |
1997 | * @ioc: per adapter struct | |
1998 | * @device_handle: device handle | |
1999 | * @channel: the channel assigned by the OS | |
2000 | * @id: the id assigned by the OS | |
2001 | * @lun: lun number | |
2002 | * @type: MPI2_SCSITASKMGMT_TASKTYPE__XXX (defined in mpi2_init.h) | |
2003 | * @smid_task: smid assigned to the task | |
2004 | * @timeout: timeout in seconds | |
f92363d1 SR |
2005 | * @m_type: TM_MUTEX_ON or TM_MUTEX_OFF |
2006 | * Context: user | |
2007 | * | |
2008 | * A generic API for sending task management requests to firmware. | |
2009 | * | |
2010 | * The callback index is set inside `ioc->tm_cb_idx`. | |
2011 | * | |
2012 | * Return SUCCESS or FAILED. | |
2013 | */ | |
2014 | int | |
2015 | mpt3sas_scsih_issue_tm(struct MPT3SAS_ADAPTER *ioc, u16 handle, uint channel, | |
2016 | uint id, uint lun, u8 type, u16 smid_task, ulong timeout, | |
c62e46de | 2017 | enum mutex_type m_type) |
f92363d1 SR |
2018 | { |
2019 | Mpi2SCSITaskManagementRequest_t *mpi_request; | |
2020 | Mpi2SCSITaskManagementReply_t *mpi_reply; | |
2021 | u16 smid = 0; | |
2022 | u32 ioc_state; | |
2023 | unsigned long timeleft; | |
2024 | struct scsiio_tracker *scsi_lookup = NULL; | |
2025 | int rc; | |
2026 | ||
2027 | if (m_type == TM_MUTEX_ON) | |
2028 | mutex_lock(&ioc->tm_cmds.mutex); | |
2029 | if (ioc->tm_cmds.status != MPT3_CMD_NOT_USED) { | |
2030 | pr_info(MPT3SAS_FMT "%s: tm_cmd busy!!!\n", | |
2031 | __func__, ioc->name); | |
2032 | rc = FAILED; | |
2033 | goto err_out; | |
2034 | } | |
2035 | ||
2036 | if (ioc->shost_recovery || ioc->remove_host || | |
2037 | ioc->pci_error_recovery) { | |
2038 | pr_info(MPT3SAS_FMT "%s: host reset in progress!\n", | |
2039 | __func__, ioc->name); | |
2040 | rc = FAILED; | |
2041 | goto err_out; | |
2042 | } | |
2043 | ||
2044 | ioc_state = mpt3sas_base_get_iocstate(ioc, 0); | |
2045 | if (ioc_state & MPI2_DOORBELL_USED) { | |
2046 | dhsprintk(ioc, pr_info(MPT3SAS_FMT | |
2047 | "unexpected doorbell active!\n", ioc->name)); | |
2048 | rc = mpt3sas_base_hard_reset_handler(ioc, CAN_SLEEP, | |
2049 | FORCE_BIG_HAMMER); | |
2050 | rc = (!rc) ? SUCCESS : FAILED; | |
2051 | goto err_out; | |
2052 | } | |
2053 | ||
2054 | if ((ioc_state & MPI2_IOC_STATE_MASK) == MPI2_IOC_STATE_FAULT) { | |
2055 | mpt3sas_base_fault_info(ioc, ioc_state & | |
2056 | MPI2_DOORBELL_DATA_MASK); | |
2057 | rc = mpt3sas_base_hard_reset_handler(ioc, CAN_SLEEP, | |
2058 | FORCE_BIG_HAMMER); | |
2059 | rc = (!rc) ? SUCCESS : FAILED; | |
2060 | goto err_out; | |
2061 | } | |
2062 | ||
2063 | smid = mpt3sas_base_get_smid_hpr(ioc, ioc->tm_cb_idx); | |
2064 | if (!smid) { | |
2065 | pr_err(MPT3SAS_FMT "%s: failed obtaining a smid\n", | |
2066 | ioc->name, __func__); | |
2067 | rc = FAILED; | |
2068 | goto err_out; | |
2069 | } | |
2070 | ||
2071 | if (type == MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK) | |
2072 | scsi_lookup = &ioc->scsi_lookup[smid_task - 1]; | |
2073 | ||
2074 | dtmprintk(ioc, pr_info(MPT3SAS_FMT | |
2075 | "sending tm: handle(0x%04x), task_type(0x%02x), smid(%d)\n", | |
2076 | ioc->name, handle, type, smid_task)); | |
2077 | ioc->tm_cmds.status = MPT3_CMD_PENDING; | |
2078 | mpi_request = mpt3sas_base_get_msg_frame(ioc, smid); | |
2079 | ioc->tm_cmds.smid = smid; | |
2080 | memset(mpi_request, 0, sizeof(Mpi2SCSITaskManagementRequest_t)); | |
2081 | memset(ioc->tm_cmds.reply, 0, sizeof(Mpi2SCSITaskManagementReply_t)); | |
2082 | mpi_request->Function = MPI2_FUNCTION_SCSI_TASK_MGMT; | |
2083 | mpi_request->DevHandle = cpu_to_le16(handle); | |
2084 | mpi_request->TaskType = type; | |
2085 | mpi_request->TaskMID = cpu_to_le16(smid_task); | |
2086 | int_to_scsilun(lun, (struct scsi_lun *)mpi_request->LUN); | |
2087 | mpt3sas_scsih_set_tm_flag(ioc, handle); | |
2088 | init_completion(&ioc->tm_cmds.done); | |
2089 | mpt3sas_base_put_smid_hi_priority(ioc, smid); | |
2090 | timeleft = wait_for_completion_timeout(&ioc->tm_cmds.done, timeout*HZ); | |
2091 | if (!(ioc->tm_cmds.status & MPT3_CMD_COMPLETE)) { | |
2092 | pr_err(MPT3SAS_FMT "%s: timeout\n", | |
2093 | ioc->name, __func__); | |
2094 | _debug_dump_mf(mpi_request, | |
2095 | sizeof(Mpi2SCSITaskManagementRequest_t)/4); | |
2096 | if (!(ioc->tm_cmds.status & MPT3_CMD_RESET)) { | |
2097 | rc = mpt3sas_base_hard_reset_handler(ioc, CAN_SLEEP, | |
2098 | FORCE_BIG_HAMMER); | |
2099 | rc = (!rc) ? SUCCESS : FAILED; | |
2100 | ioc->tm_cmds.status = MPT3_CMD_NOT_USED; | |
2101 | mpt3sas_scsih_clear_tm_flag(ioc, handle); | |
2102 | goto err_out; | |
2103 | } | |
2104 | } | |
2105 | ||
2106 | if (ioc->tm_cmds.status & MPT3_CMD_REPLY_VALID) { | |
2107 | mpt3sas_trigger_master(ioc, MASTER_TRIGGER_TASK_MANAGMENT); | |
2108 | mpi_reply = ioc->tm_cmds.reply; | |
2109 | dtmprintk(ioc, pr_info(MPT3SAS_FMT "complete tm: " \ | |
2110 | "ioc_status(0x%04x), loginfo(0x%08x), term_count(0x%08x)\n", | |
2111 | ioc->name, le16_to_cpu(mpi_reply->IOCStatus), | |
2112 | le32_to_cpu(mpi_reply->IOCLogInfo), | |
2113 | le32_to_cpu(mpi_reply->TerminationCount))); | |
2114 | if (ioc->logging_level & MPT_DEBUG_TM) { | |
2115 | _scsih_response_code(ioc, mpi_reply->ResponseCode); | |
2116 | if (mpi_reply->IOCStatus) | |
2117 | _debug_dump_mf(mpi_request, | |
2118 | sizeof(Mpi2SCSITaskManagementRequest_t)/4); | |
2119 | } | |
2120 | } | |
2121 | ||
2122 | switch (type) { | |
2123 | case MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK: | |
2124 | rc = SUCCESS; | |
2125 | if (scsi_lookup->scmd == NULL) | |
2126 | break; | |
2127 | rc = FAILED; | |
2128 | break; | |
2129 | ||
2130 | case MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET: | |
2131 | if (_scsih_scsi_lookup_find_by_target(ioc, id, channel)) | |
2132 | rc = FAILED; | |
2133 | else | |
2134 | rc = SUCCESS; | |
2135 | break; | |
2136 | case MPI2_SCSITASKMGMT_TASKTYPE_ABRT_TASK_SET: | |
2137 | case MPI2_SCSITASKMGMT_TASKTYPE_LOGICAL_UNIT_RESET: | |
2138 | if (_scsih_scsi_lookup_find_by_lun(ioc, id, lun, channel)) | |
2139 | rc = FAILED; | |
2140 | else | |
2141 | rc = SUCCESS; | |
2142 | break; | |
2143 | case MPI2_SCSITASKMGMT_TASKTYPE_QUERY_TASK: | |
2144 | rc = SUCCESS; | |
2145 | break; | |
2146 | default: | |
2147 | rc = FAILED; | |
2148 | break; | |
2149 | } | |
2150 | ||
2151 | mpt3sas_scsih_clear_tm_flag(ioc, handle); | |
2152 | ioc->tm_cmds.status = MPT3_CMD_NOT_USED; | |
2153 | if (m_type == TM_MUTEX_ON) | |
2154 | mutex_unlock(&ioc->tm_cmds.mutex); | |
2155 | ||
2156 | return rc; | |
2157 | ||
2158 | err_out: | |
2159 | if (m_type == TM_MUTEX_ON) | |
2160 | mutex_unlock(&ioc->tm_cmds.mutex); | |
2161 | return rc; | |
2162 | } | |
2163 | ||
2164 | /** | |
2165 | * _scsih_tm_display_info - displays info about the device | |
2166 | * @ioc: per adapter struct | |
2167 | * @scmd: pointer to scsi command object | |
2168 | * | |
2169 | * Called by task management callback handlers. | |
2170 | */ | |
2171 | static void | |
2172 | _scsih_tm_display_info(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd) | |
2173 | { | |
2174 | struct scsi_target *starget = scmd->device->sdev_target; | |
2175 | struct MPT3SAS_TARGET *priv_target = starget->hostdata; | |
2176 | struct _sas_device *sas_device = NULL; | |
2177 | unsigned long flags; | |
2178 | char *device_str = NULL; | |
2179 | ||
2180 | if (!priv_target) | |
2181 | return; | |
2182 | device_str = "volume"; | |
2183 | ||
2184 | scsi_print_command(scmd); | |
2185 | if (priv_target->flags & MPT_TARGET_FLAGS_VOLUME) { | |
2186 | starget_printk(KERN_INFO, starget, | |
2187 | "%s handle(0x%04x), %s wwid(0x%016llx)\n", | |
2188 | device_str, priv_target->handle, | |
2189 | device_str, (unsigned long long)priv_target->sas_address); | |
2190 | } else { | |
2191 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
2192 | sas_device = mpt3sas_scsih_sas_device_find_by_sas_address(ioc, | |
2193 | priv_target->sas_address); | |
2194 | if (sas_device) { | |
2195 | if (priv_target->flags & | |
2196 | MPT_TARGET_FLAGS_RAID_COMPONENT) { | |
2197 | starget_printk(KERN_INFO, starget, | |
2198 | "volume handle(0x%04x), " | |
2199 | "volume wwid(0x%016llx)\n", | |
2200 | sas_device->volume_handle, | |
2201 | (unsigned long long)sas_device->volume_wwid); | |
2202 | } | |
2203 | starget_printk(KERN_INFO, starget, | |
2204 | "handle(0x%04x), sas_address(0x%016llx), phy(%d)\n", | |
2205 | sas_device->handle, | |
2206 | (unsigned long long)sas_device->sas_address, | |
2207 | sas_device->phy); | |
e6d45e3e SR |
2208 | if (sas_device->enclosure_handle != 0) |
2209 | starget_printk(KERN_INFO, starget, | |
2210 | "enclosure_logical_id(0x%016llx), slot(%d)\n", | |
2211 | (unsigned long long) | |
2212 | sas_device->enclosure_logical_id, | |
2213 | sas_device->slot); | |
2214 | if (sas_device->connector_name) | |
2215 | starget_printk(KERN_INFO, starget, | |
2216 | "enclosure level(0x%04x),connector name(%s)\n", | |
2217 | sas_device->enclosure_level, | |
2218 | sas_device->connector_name); | |
f92363d1 SR |
2219 | } |
2220 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
2221 | } | |
2222 | } | |
2223 | ||
2224 | /** | |
8a7e4c24 | 2225 | * scsih_abort - eh threads main abort routine |
f92363d1 SR |
2226 | * @scmd: pointer to scsi command object |
2227 | * | |
2228 | * Returns SUCCESS if command aborted else FAILED | |
2229 | */ | |
8a7e4c24 SR |
2230 | int |
2231 | scsih_abort(struct scsi_cmnd *scmd) | |
f92363d1 SR |
2232 | { |
2233 | struct MPT3SAS_ADAPTER *ioc = shost_priv(scmd->device->host); | |
2234 | struct MPT3SAS_DEVICE *sas_device_priv_data; | |
2235 | u16 smid; | |
2236 | u16 handle; | |
2237 | int r; | |
2238 | ||
2239 | sdev_printk(KERN_INFO, scmd->device, | |
2240 | "attempting task abort! scmd(%p)\n", scmd); | |
2241 | _scsih_tm_display_info(ioc, scmd); | |
2242 | ||
2243 | sas_device_priv_data = scmd->device->hostdata; | |
2244 | if (!sas_device_priv_data || !sas_device_priv_data->sas_target) { | |
2245 | sdev_printk(KERN_INFO, scmd->device, | |
2246 | "device been deleted! scmd(%p)\n", scmd); | |
2247 | scmd->result = DID_NO_CONNECT << 16; | |
2248 | scmd->scsi_done(scmd); | |
2249 | r = SUCCESS; | |
2250 | goto out; | |
2251 | } | |
2252 | ||
2253 | /* search for the command */ | |
2254 | smid = _scsih_scsi_lookup_find_by_scmd(ioc, scmd); | |
2255 | if (!smid) { | |
2256 | scmd->result = DID_RESET << 16; | |
2257 | r = SUCCESS; | |
2258 | goto out; | |
2259 | } | |
2260 | ||
2261 | /* for hidden raid components and volumes this is not supported */ | |
2262 | if (sas_device_priv_data->sas_target->flags & | |
2263 | MPT_TARGET_FLAGS_RAID_COMPONENT || | |
2264 | sas_device_priv_data->sas_target->flags & MPT_TARGET_FLAGS_VOLUME) { | |
2265 | scmd->result = DID_RESET << 16; | |
2266 | r = FAILED; | |
2267 | goto out; | |
2268 | } | |
2269 | ||
2270 | mpt3sas_halt_firmware(ioc); | |
2271 | ||
2272 | handle = sas_device_priv_data->sas_target->handle; | |
2273 | r = mpt3sas_scsih_issue_tm(ioc, handle, scmd->device->channel, | |
2274 | scmd->device->id, scmd->device->lun, | |
c62e46de | 2275 | MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK, smid, 30, TM_MUTEX_ON); |
f92363d1 SR |
2276 | |
2277 | out: | |
2278 | sdev_printk(KERN_INFO, scmd->device, "task abort: %s scmd(%p)\n", | |
2279 | ((r == SUCCESS) ? "SUCCESS" : "FAILED"), scmd); | |
2280 | return r; | |
2281 | } | |
2282 | ||
2283 | /** | |
8a7e4c24 | 2284 | * scsih_dev_reset - eh threads main device reset routine |
f92363d1 SR |
2285 | * @scmd: pointer to scsi command object |
2286 | * | |
2287 | * Returns SUCCESS if command aborted else FAILED | |
2288 | */ | |
8a7e4c24 SR |
2289 | int |
2290 | scsih_dev_reset(struct scsi_cmnd *scmd) | |
f92363d1 SR |
2291 | { |
2292 | struct MPT3SAS_ADAPTER *ioc = shost_priv(scmd->device->host); | |
2293 | struct MPT3SAS_DEVICE *sas_device_priv_data; | |
2294 | struct _sas_device *sas_device; | |
2295 | unsigned long flags; | |
2296 | u16 handle; | |
2297 | int r; | |
2298 | ||
2299 | sdev_printk(KERN_INFO, scmd->device, | |
2300 | "attempting device reset! scmd(%p)\n", scmd); | |
2301 | _scsih_tm_display_info(ioc, scmd); | |
2302 | ||
2303 | sas_device_priv_data = scmd->device->hostdata; | |
2304 | if (!sas_device_priv_data || !sas_device_priv_data->sas_target) { | |
2305 | sdev_printk(KERN_INFO, scmd->device, | |
2306 | "device been deleted! scmd(%p)\n", scmd); | |
2307 | scmd->result = DID_NO_CONNECT << 16; | |
2308 | scmd->scsi_done(scmd); | |
2309 | r = SUCCESS; | |
2310 | goto out; | |
2311 | } | |
2312 | ||
2313 | /* for hidden raid components obtain the volume_handle */ | |
2314 | handle = 0; | |
2315 | if (sas_device_priv_data->sas_target->flags & | |
2316 | MPT_TARGET_FLAGS_RAID_COMPONENT) { | |
2317 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
2318 | sas_device = _scsih_sas_device_find_by_handle(ioc, | |
2319 | sas_device_priv_data->sas_target->handle); | |
2320 | if (sas_device) | |
2321 | handle = sas_device->volume_handle; | |
2322 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
2323 | } else | |
2324 | handle = sas_device_priv_data->sas_target->handle; | |
2325 | ||
2326 | if (!handle) { | |
2327 | scmd->result = DID_RESET << 16; | |
2328 | r = FAILED; | |
2329 | goto out; | |
2330 | } | |
2331 | ||
2332 | r = mpt3sas_scsih_issue_tm(ioc, handle, scmd->device->channel, | |
2333 | scmd->device->id, scmd->device->lun, | |
c62e46de | 2334 | MPI2_SCSITASKMGMT_TASKTYPE_LOGICAL_UNIT_RESET, 0, 30, TM_MUTEX_ON); |
f92363d1 SR |
2335 | |
2336 | out: | |
2337 | sdev_printk(KERN_INFO, scmd->device, "device reset: %s scmd(%p)\n", | |
2338 | ((r == SUCCESS) ? "SUCCESS" : "FAILED"), scmd); | |
2339 | return r; | |
2340 | } | |
2341 | ||
2342 | /** | |
8a7e4c24 | 2343 | * scsih_target_reset - eh threads main target reset routine |
f92363d1 SR |
2344 | * @scmd: pointer to scsi command object |
2345 | * | |
2346 | * Returns SUCCESS if command aborted else FAILED | |
2347 | */ | |
8a7e4c24 SR |
2348 | int |
2349 | scsih_target_reset(struct scsi_cmnd *scmd) | |
f92363d1 SR |
2350 | { |
2351 | struct MPT3SAS_ADAPTER *ioc = shost_priv(scmd->device->host); | |
2352 | struct MPT3SAS_DEVICE *sas_device_priv_data; | |
2353 | struct _sas_device *sas_device; | |
2354 | unsigned long flags; | |
2355 | u16 handle; | |
2356 | int r; | |
2357 | struct scsi_target *starget = scmd->device->sdev_target; | |
2358 | ||
2359 | starget_printk(KERN_INFO, starget, "attempting target reset! scmd(%p)\n", | |
2360 | scmd); | |
2361 | _scsih_tm_display_info(ioc, scmd); | |
2362 | ||
2363 | sas_device_priv_data = scmd->device->hostdata; | |
2364 | if (!sas_device_priv_data || !sas_device_priv_data->sas_target) { | |
2365 | starget_printk(KERN_INFO, starget, "target been deleted! scmd(%p)\n", | |
2366 | scmd); | |
2367 | scmd->result = DID_NO_CONNECT << 16; | |
2368 | scmd->scsi_done(scmd); | |
2369 | r = SUCCESS; | |
2370 | goto out; | |
2371 | } | |
2372 | ||
2373 | /* for hidden raid components obtain the volume_handle */ | |
2374 | handle = 0; | |
2375 | if (sas_device_priv_data->sas_target->flags & | |
2376 | MPT_TARGET_FLAGS_RAID_COMPONENT) { | |
2377 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
2378 | sas_device = _scsih_sas_device_find_by_handle(ioc, | |
2379 | sas_device_priv_data->sas_target->handle); | |
2380 | if (sas_device) | |
2381 | handle = sas_device->volume_handle; | |
2382 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
2383 | } else | |
2384 | handle = sas_device_priv_data->sas_target->handle; | |
2385 | ||
2386 | if (!handle) { | |
2387 | scmd->result = DID_RESET << 16; | |
2388 | r = FAILED; | |
2389 | goto out; | |
2390 | } | |
2391 | ||
2392 | r = mpt3sas_scsih_issue_tm(ioc, handle, scmd->device->channel, | |
2393 | scmd->device->id, 0, MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET, 0, | |
c62e46de | 2394 | 30, TM_MUTEX_ON); |
f92363d1 SR |
2395 | |
2396 | out: | |
2397 | starget_printk(KERN_INFO, starget, "target reset: %s scmd(%p)\n", | |
2398 | ((r == SUCCESS) ? "SUCCESS" : "FAILED"), scmd); | |
2399 | return r; | |
2400 | } | |
2401 | ||
2402 | ||
2403 | /** | |
8a7e4c24 | 2404 | * scsih_host_reset - eh threads main host reset routine |
f92363d1 SR |
2405 | * @scmd: pointer to scsi command object |
2406 | * | |
2407 | * Returns SUCCESS if command aborted else FAILED | |
2408 | */ | |
8a7e4c24 SR |
2409 | int |
2410 | scsih_host_reset(struct scsi_cmnd *scmd) | |
f92363d1 SR |
2411 | { |
2412 | struct MPT3SAS_ADAPTER *ioc = shost_priv(scmd->device->host); | |
2413 | int r, retval; | |
2414 | ||
2415 | pr_info(MPT3SAS_FMT "attempting host reset! scmd(%p)\n", | |
2416 | ioc->name, scmd); | |
2417 | scsi_print_command(scmd); | |
2418 | ||
ddb588be SR |
2419 | if (ioc->is_driver_loading) { |
2420 | pr_info(MPT3SAS_FMT "Blocking the host reset\n", | |
2421 | ioc->name); | |
2422 | r = FAILED; | |
2423 | goto out; | |
2424 | } | |
2425 | ||
f92363d1 SR |
2426 | retval = mpt3sas_base_hard_reset_handler(ioc, CAN_SLEEP, |
2427 | FORCE_BIG_HAMMER); | |
2428 | r = (retval < 0) ? FAILED : SUCCESS; | |
ddb588be | 2429 | out: |
f92363d1 SR |
2430 | pr_info(MPT3SAS_FMT "host reset: %s scmd(%p)\n", |
2431 | ioc->name, ((r == SUCCESS) ? "SUCCESS" : "FAILED"), scmd); | |
2432 | ||
2433 | return r; | |
2434 | } | |
2435 | ||
2436 | /** | |
2437 | * _scsih_fw_event_add - insert and queue up fw_event | |
2438 | * @ioc: per adapter object | |
2439 | * @fw_event: object describing the event | |
2440 | * Context: This function will acquire ioc->fw_event_lock. | |
2441 | * | |
2442 | * This adds the firmware event object into link list, then queues it up to | |
2443 | * be processed from user context. | |
2444 | * | |
2445 | * Return nothing. | |
2446 | */ | |
2447 | static void | |
2448 | _scsih_fw_event_add(struct MPT3SAS_ADAPTER *ioc, struct fw_event_work *fw_event) | |
2449 | { | |
2450 | unsigned long flags; | |
2451 | ||
2452 | if (ioc->firmware_event_thread == NULL) | |
2453 | return; | |
2454 | ||
2455 | spin_lock_irqsave(&ioc->fw_event_lock, flags); | |
2456 | INIT_LIST_HEAD(&fw_event->list); | |
2457 | list_add_tail(&fw_event->list, &ioc->fw_event_list); | |
2458 | INIT_WORK(&fw_event->work, _firmware_event_work); | |
2459 | queue_work(ioc->firmware_event_thread, &fw_event->work); | |
2460 | spin_unlock_irqrestore(&ioc->fw_event_lock, flags); | |
2461 | } | |
2462 | ||
2463 | /** | |
2464 | * _scsih_fw_event_free - delete fw_event | |
2465 | * @ioc: per adapter object | |
2466 | * @fw_event: object describing the event | |
2467 | * Context: This function will acquire ioc->fw_event_lock. | |
2468 | * | |
2469 | * This removes firmware event object from link list, frees associated memory. | |
2470 | * | |
2471 | * Return nothing. | |
2472 | */ | |
2473 | static void | |
2474 | _scsih_fw_event_free(struct MPT3SAS_ADAPTER *ioc, struct fw_event_work | |
2475 | *fw_event) | |
2476 | { | |
2477 | unsigned long flags; | |
2478 | ||
2479 | spin_lock_irqsave(&ioc->fw_event_lock, flags); | |
2480 | list_del(&fw_event->list); | |
f92363d1 SR |
2481 | kfree(fw_event); |
2482 | spin_unlock_irqrestore(&ioc->fw_event_lock, flags); | |
2483 | } | |
2484 | ||
2485 | ||
2486 | /** | |
2487 | * mpt3sas_send_trigger_data_event - send event for processing trigger data | |
2488 | * @ioc: per adapter object | |
2489 | * @event_data: trigger event data | |
2490 | * | |
2491 | * Return nothing. | |
2492 | */ | |
2493 | void | |
2494 | mpt3sas_send_trigger_data_event(struct MPT3SAS_ADAPTER *ioc, | |
2495 | struct SL_WH_TRIGGERS_EVENT_DATA_T *event_data) | |
2496 | { | |
2497 | struct fw_event_work *fw_event; | |
2498 | ||
2499 | if (ioc->is_driver_loading) | |
2500 | return; | |
35b62362 JL |
2501 | fw_event = kzalloc(sizeof(*fw_event) + sizeof(*event_data), |
2502 | GFP_ATOMIC); | |
f92363d1 SR |
2503 | if (!fw_event) |
2504 | return; | |
f92363d1 SR |
2505 | fw_event->event = MPT3SAS_PROCESS_TRIGGER_DIAG; |
2506 | fw_event->ioc = ioc; | |
2507 | memcpy(fw_event->event_data, event_data, sizeof(*event_data)); | |
2508 | _scsih_fw_event_add(ioc, fw_event); | |
2509 | } | |
2510 | ||
2511 | /** | |
2512 | * _scsih_error_recovery_delete_devices - remove devices not responding | |
2513 | * @ioc: per adapter object | |
2514 | * | |
2515 | * Return nothing. | |
2516 | */ | |
2517 | static void | |
2518 | _scsih_error_recovery_delete_devices(struct MPT3SAS_ADAPTER *ioc) | |
2519 | { | |
2520 | struct fw_event_work *fw_event; | |
2521 | ||
2522 | if (ioc->is_driver_loading) | |
2523 | return; | |
2524 | fw_event = kzalloc(sizeof(struct fw_event_work), GFP_ATOMIC); | |
2525 | if (!fw_event) | |
2526 | return; | |
2527 | fw_event->event = MPT3SAS_REMOVE_UNRESPONDING_DEVICES; | |
2528 | fw_event->ioc = ioc; | |
2529 | _scsih_fw_event_add(ioc, fw_event); | |
2530 | } | |
2531 | ||
2532 | /** | |
2533 | * mpt3sas_port_enable_complete - port enable completed (fake event) | |
2534 | * @ioc: per adapter object | |
2535 | * | |
2536 | * Return nothing. | |
2537 | */ | |
2538 | void | |
2539 | mpt3sas_port_enable_complete(struct MPT3SAS_ADAPTER *ioc) | |
2540 | { | |
2541 | struct fw_event_work *fw_event; | |
2542 | ||
2543 | fw_event = kzalloc(sizeof(struct fw_event_work), GFP_ATOMIC); | |
2544 | if (!fw_event) | |
2545 | return; | |
2546 | fw_event->event = MPT3SAS_PORT_ENABLE_COMPLETE; | |
2547 | fw_event->ioc = ioc; | |
2548 | _scsih_fw_event_add(ioc, fw_event); | |
2549 | } | |
2550 | ||
2551 | /** | |
2552 | * _scsih_fw_event_cleanup_queue - cleanup event queue | |
2553 | * @ioc: per adapter object | |
2554 | * | |
2555 | * Walk the firmware event queue, either killing timers, or waiting | |
2556 | * for outstanding events to complete | |
2557 | * | |
2558 | * Return nothing. | |
2559 | */ | |
2560 | static void | |
2561 | _scsih_fw_event_cleanup_queue(struct MPT3SAS_ADAPTER *ioc) | |
2562 | { | |
2563 | struct fw_event_work *fw_event, *next; | |
2564 | ||
2565 | if (list_empty(&ioc->fw_event_list) || | |
2566 | !ioc->firmware_event_thread || in_interrupt()) | |
2567 | return; | |
2568 | ||
2569 | list_for_each_entry_safe(fw_event, next, &ioc->fw_event_list, list) { | |
4dc06fd8 | 2570 | if (cancel_delayed_work_sync(&fw_event->delayed_work)) { |
f92363d1 SR |
2571 | _scsih_fw_event_free(ioc, fw_event); |
2572 | continue; | |
2573 | } | |
f92363d1 SR |
2574 | } |
2575 | } | |
2576 | ||
df838f92 SR |
2577 | /** |
2578 | * _scsih_internal_device_block - block the sdev device | |
2579 | * @sdev: per device object | |
2580 | * @sas_device_priv_data : per device driver private data | |
2581 | * | |
2582 | * make sure device is blocked without error, if not | |
2583 | * print an error | |
2584 | */ | |
2585 | static void | |
2586 | _scsih_internal_device_block(struct scsi_device *sdev, | |
2587 | struct MPT3SAS_DEVICE *sas_device_priv_data) | |
2588 | { | |
2589 | int r = 0; | |
2590 | ||
2591 | sdev_printk(KERN_INFO, sdev, "device_block, handle(0x%04x)\n", | |
2592 | sas_device_priv_data->sas_target->handle); | |
2593 | sas_device_priv_data->block = 1; | |
2594 | ||
2595 | r = scsi_internal_device_block(sdev); | |
2596 | if (r == -EINVAL) | |
2597 | sdev_printk(KERN_WARNING, sdev, | |
2598 | "device_block failed with return(%d) for handle(0x%04x)\n", | |
2599 | sas_device_priv_data->sas_target->handle, r); | |
2600 | } | |
2601 | ||
2602 | /** | |
2603 | * _scsih_internal_device_unblock - unblock the sdev device | |
2604 | * @sdev: per device object | |
2605 | * @sas_device_priv_data : per device driver private data | |
2606 | * make sure device is unblocked without error, if not retry | |
2607 | * by blocking and then unblocking | |
2608 | */ | |
2609 | ||
2610 | static void | |
2611 | _scsih_internal_device_unblock(struct scsi_device *sdev, | |
2612 | struct MPT3SAS_DEVICE *sas_device_priv_data) | |
2613 | { | |
2614 | int r = 0; | |
2615 | ||
2616 | sdev_printk(KERN_WARNING, sdev, "device_unblock and setting to running, " | |
2617 | "handle(0x%04x)\n", sas_device_priv_data->sas_target->handle); | |
2618 | sas_device_priv_data->block = 0; | |
2619 | r = scsi_internal_device_unblock(sdev, SDEV_RUNNING); | |
2620 | if (r == -EINVAL) { | |
2621 | /* The device has been set to SDEV_RUNNING by SD layer during | |
2622 | * device addition but the request queue is still stopped by | |
2623 | * our earlier block call. We need to perform a block again | |
2624 | * to get the device to SDEV_BLOCK and then to SDEV_RUNNING */ | |
2625 | ||
2626 | sdev_printk(KERN_WARNING, sdev, | |
2627 | "device_unblock failed with return(%d) for handle(0x%04x) " | |
2628 | "performing a block followed by an unblock\n", | |
2629 | sas_device_priv_data->sas_target->handle, r); | |
2630 | sas_device_priv_data->block = 1; | |
2631 | r = scsi_internal_device_block(sdev); | |
2632 | if (r) | |
2633 | sdev_printk(KERN_WARNING, sdev, "retried device_block " | |
2634 | "failed with return(%d) for handle(0x%04x)\n", | |
2635 | sas_device_priv_data->sas_target->handle, r); | |
2636 | ||
2637 | sas_device_priv_data->block = 0; | |
2638 | r = scsi_internal_device_unblock(sdev, SDEV_RUNNING); | |
2639 | if (r) | |
2640 | sdev_printk(KERN_WARNING, sdev, "retried device_unblock" | |
2641 | " failed with return(%d) for handle(0x%04x)\n", | |
2642 | sas_device_priv_data->sas_target->handle, r); | |
2643 | } | |
2644 | } | |
2645 | ||
f92363d1 SR |
2646 | /** |
2647 | * _scsih_ublock_io_all_device - unblock every device | |
2648 | * @ioc: per adapter object | |
2649 | * | |
2650 | * change the device state from block to running | |
2651 | */ | |
2652 | static void | |
2653 | _scsih_ublock_io_all_device(struct MPT3SAS_ADAPTER *ioc) | |
2654 | { | |
2655 | struct MPT3SAS_DEVICE *sas_device_priv_data; | |
2656 | struct scsi_device *sdev; | |
2657 | ||
2658 | shost_for_each_device(sdev, ioc->shost) { | |
2659 | sas_device_priv_data = sdev->hostdata; | |
2660 | if (!sas_device_priv_data) | |
2661 | continue; | |
2662 | if (!sas_device_priv_data->block) | |
2663 | continue; | |
2664 | ||
f92363d1 SR |
2665 | dewtprintk(ioc, sdev_printk(KERN_INFO, sdev, |
2666 | "device_running, handle(0x%04x)\n", | |
2667 | sas_device_priv_data->sas_target->handle)); | |
df838f92 | 2668 | _scsih_internal_device_unblock(sdev, sas_device_priv_data); |
f92363d1 SR |
2669 | } |
2670 | } | |
2671 | ||
2672 | ||
2673 | /** | |
2674 | * _scsih_ublock_io_device - prepare device to be deleted | |
2675 | * @ioc: per adapter object | |
2676 | * @sas_addr: sas address | |
2677 | * | |
2678 | * unblock then put device in offline state | |
2679 | */ | |
2680 | static void | |
2681 | _scsih_ublock_io_device(struct MPT3SAS_ADAPTER *ioc, u64 sas_address) | |
2682 | { | |
2683 | struct MPT3SAS_DEVICE *sas_device_priv_data; | |
2684 | struct scsi_device *sdev; | |
2685 | ||
2686 | shost_for_each_device(sdev, ioc->shost) { | |
2687 | sas_device_priv_data = sdev->hostdata; | |
2688 | if (!sas_device_priv_data) | |
2689 | continue; | |
2690 | if (sas_device_priv_data->sas_target->sas_address | |
2691 | != sas_address) | |
2692 | continue; | |
df838f92 SR |
2693 | if (sas_device_priv_data->block) |
2694 | _scsih_internal_device_unblock(sdev, | |
2695 | sas_device_priv_data); | |
f92363d1 SR |
2696 | } |
2697 | } | |
2698 | ||
2699 | /** | |
2700 | * _scsih_block_io_all_device - set the device state to SDEV_BLOCK | |
2701 | * @ioc: per adapter object | |
2702 | * @handle: device handle | |
2703 | * | |
2704 | * During device pull we need to appropiately set the sdev state. | |
2705 | */ | |
2706 | static void | |
2707 | _scsih_block_io_all_device(struct MPT3SAS_ADAPTER *ioc) | |
2708 | { | |
2709 | struct MPT3SAS_DEVICE *sas_device_priv_data; | |
2710 | struct scsi_device *sdev; | |
2711 | ||
2712 | shost_for_each_device(sdev, ioc->shost) { | |
2713 | sas_device_priv_data = sdev->hostdata; | |
2714 | if (!sas_device_priv_data) | |
2715 | continue; | |
2716 | if (sas_device_priv_data->block) | |
2717 | continue; | |
df838f92 | 2718 | _scsih_internal_device_block(sdev, sas_device_priv_data); |
f92363d1 SR |
2719 | } |
2720 | } | |
2721 | ||
2722 | /** | |
2723 | * _scsih_block_io_device - set the device state to SDEV_BLOCK | |
2724 | * @ioc: per adapter object | |
2725 | * @handle: device handle | |
2726 | * | |
2727 | * During device pull we need to appropiately set the sdev state. | |
2728 | */ | |
2729 | static void | |
2730 | _scsih_block_io_device(struct MPT3SAS_ADAPTER *ioc, u16 handle) | |
2731 | { | |
2732 | struct MPT3SAS_DEVICE *sas_device_priv_data; | |
2733 | struct scsi_device *sdev; | |
e4bc7f5c SR |
2734 | struct _sas_device *sas_device; |
2735 | ||
2736 | sas_device = _scsih_sas_device_find_by_handle(ioc, handle); | |
2737 | if (!sas_device) | |
2738 | return; | |
f92363d1 SR |
2739 | |
2740 | shost_for_each_device(sdev, ioc->shost) { | |
2741 | sas_device_priv_data = sdev->hostdata; | |
2742 | if (!sas_device_priv_data) | |
2743 | continue; | |
2744 | if (sas_device_priv_data->sas_target->handle != handle) | |
2745 | continue; | |
2746 | if (sas_device_priv_data->block) | |
2747 | continue; | |
e4bc7f5c SR |
2748 | if (sas_device->pend_sas_rphy_add) |
2749 | continue; | |
df838f92 | 2750 | _scsih_internal_device_block(sdev, sas_device_priv_data); |
f92363d1 SR |
2751 | } |
2752 | } | |
2753 | ||
2754 | /** | |
2755 | * _scsih_block_io_to_children_attached_to_ex | |
2756 | * @ioc: per adapter object | |
2757 | * @sas_expander: the sas_device object | |
2758 | * | |
2759 | * This routine set sdev state to SDEV_BLOCK for all devices | |
2760 | * attached to this expander. This function called when expander is | |
2761 | * pulled. | |
2762 | */ | |
2763 | static void | |
2764 | _scsih_block_io_to_children_attached_to_ex(struct MPT3SAS_ADAPTER *ioc, | |
2765 | struct _sas_node *sas_expander) | |
2766 | { | |
2767 | struct _sas_port *mpt3sas_port; | |
2768 | struct _sas_device *sas_device; | |
2769 | struct _sas_node *expander_sibling; | |
2770 | unsigned long flags; | |
2771 | ||
2772 | if (!sas_expander) | |
2773 | return; | |
2774 | ||
2775 | list_for_each_entry(mpt3sas_port, | |
2776 | &sas_expander->sas_port_list, port_list) { | |
2777 | if (mpt3sas_port->remote_identify.device_type == | |
2778 | SAS_END_DEVICE) { | |
2779 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
2780 | sas_device = | |
2781 | mpt3sas_scsih_sas_device_find_by_sas_address(ioc, | |
2782 | mpt3sas_port->remote_identify.sas_address); | |
2783 | if (sas_device) | |
2784 | set_bit(sas_device->handle, | |
2785 | ioc->blocking_handles); | |
2786 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
2787 | } | |
2788 | } | |
2789 | ||
2790 | list_for_each_entry(mpt3sas_port, | |
2791 | &sas_expander->sas_port_list, port_list) { | |
2792 | ||
2793 | if (mpt3sas_port->remote_identify.device_type == | |
2794 | SAS_EDGE_EXPANDER_DEVICE || | |
2795 | mpt3sas_port->remote_identify.device_type == | |
2796 | SAS_FANOUT_EXPANDER_DEVICE) { | |
2797 | expander_sibling = | |
2798 | mpt3sas_scsih_expander_find_by_sas_address( | |
2799 | ioc, mpt3sas_port->remote_identify.sas_address); | |
2800 | _scsih_block_io_to_children_attached_to_ex(ioc, | |
2801 | expander_sibling); | |
2802 | } | |
2803 | } | |
2804 | } | |
2805 | ||
2806 | /** | |
2807 | * _scsih_block_io_to_children_attached_directly | |
2808 | * @ioc: per adapter object | |
2809 | * @event_data: topology change event data | |
2810 | * | |
2811 | * This routine set sdev state to SDEV_BLOCK for all devices | |
2812 | * direct attached during device pull. | |
2813 | */ | |
2814 | static void | |
2815 | _scsih_block_io_to_children_attached_directly(struct MPT3SAS_ADAPTER *ioc, | |
2816 | Mpi2EventDataSasTopologyChangeList_t *event_data) | |
2817 | { | |
2818 | int i; | |
2819 | u16 handle; | |
2820 | u16 reason_code; | |
f92363d1 SR |
2821 | |
2822 | for (i = 0; i < event_data->NumEntries; i++) { | |
2823 | handle = le16_to_cpu(event_data->PHY[i].AttachedDevHandle); | |
2824 | if (!handle) | |
2825 | continue; | |
f92363d1 SR |
2826 | reason_code = event_data->PHY[i].PhyStatus & |
2827 | MPI2_EVENT_SAS_TOPO_RC_MASK; | |
2828 | if (reason_code == MPI2_EVENT_SAS_TOPO_RC_DELAY_NOT_RESPONDING) | |
2829 | _scsih_block_io_device(ioc, handle); | |
2830 | } | |
2831 | } | |
2832 | ||
2833 | /** | |
2834 | * _scsih_tm_tr_send - send task management request | |
2835 | * @ioc: per adapter object | |
2836 | * @handle: device handle | |
2837 | * Context: interrupt time. | |
2838 | * | |
2839 | * This code is to initiate the device removal handshake protocol | |
2840 | * with controller firmware. This function will issue target reset | |
2841 | * using high priority request queue. It will send a sas iounit | |
2842 | * control request (MPI2_SAS_OP_REMOVE_DEVICE) from this completion. | |
2843 | * | |
2844 | * This is designed to send muliple task management request at the same | |
2845 | * time to the fifo. If the fifo is full, we will append the request, | |
2846 | * and process it in a future completion. | |
2847 | */ | |
2848 | static void | |
2849 | _scsih_tm_tr_send(struct MPT3SAS_ADAPTER *ioc, u16 handle) | |
2850 | { | |
2851 | Mpi2SCSITaskManagementRequest_t *mpi_request; | |
2852 | u16 smid; | |
2853 | struct _sas_device *sas_device; | |
2854 | struct MPT3SAS_TARGET *sas_target_priv_data = NULL; | |
2855 | u64 sas_address = 0; | |
2856 | unsigned long flags; | |
2857 | struct _tr_list *delayed_tr; | |
2858 | u32 ioc_state; | |
2859 | ||
2860 | if (ioc->remove_host) { | |
2861 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
2862 | "%s: host has been removed: handle(0x%04x)\n", | |
2863 | __func__, ioc->name, handle)); | |
2864 | return; | |
2865 | } else if (ioc->pci_error_recovery) { | |
2866 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
2867 | "%s: host in pci error recovery: handle(0x%04x)\n", | |
2868 | __func__, ioc->name, | |
2869 | handle)); | |
2870 | return; | |
2871 | } | |
2872 | ioc_state = mpt3sas_base_get_iocstate(ioc, 1); | |
2873 | if (ioc_state != MPI2_IOC_STATE_OPERATIONAL) { | |
2874 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
2875 | "%s: host is not operational: handle(0x%04x)\n", | |
2876 | __func__, ioc->name, | |
2877 | handle)); | |
2878 | return; | |
2879 | } | |
2880 | ||
2881 | /* if PD, then return */ | |
2882 | if (test_bit(handle, ioc->pd_handles)) | |
2883 | return; | |
2884 | ||
2885 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
2886 | sas_device = _scsih_sas_device_find_by_handle(ioc, handle); | |
2887 | if (sas_device && sas_device->starget && | |
2888 | sas_device->starget->hostdata) { | |
2889 | sas_target_priv_data = sas_device->starget->hostdata; | |
2890 | sas_target_priv_data->deleted = 1; | |
2891 | sas_address = sas_device->sas_address; | |
2892 | } | |
2893 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
2894 | ||
2895 | if (sas_target_priv_data) { | |
2896 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
2897 | "setting delete flag: handle(0x%04x), sas_addr(0x%016llx)\n", | |
2898 | ioc->name, handle, | |
2899 | (unsigned long long)sas_address)); | |
e6d45e3e SR |
2900 | if (sas_device->enclosure_handle != 0) |
2901 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
2902 | "setting delete flag:enclosure logical id(0x%016llx)," | |
2903 | " slot(%d)\n", ioc->name, (unsigned long long) | |
2904 | sas_device->enclosure_logical_id, | |
2905 | sas_device->slot)); | |
2906 | if (sas_device->connector_name) | |
2907 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
2908 | "setting delete flag: enclosure level(0x%04x)," | |
2909 | " connector name( %s)\n", ioc->name, | |
2910 | sas_device->enclosure_level, | |
2911 | sas_device->connector_name)); | |
f92363d1 SR |
2912 | _scsih_ublock_io_device(ioc, sas_address); |
2913 | sas_target_priv_data->handle = MPT3SAS_INVALID_DEVICE_HANDLE; | |
2914 | } | |
2915 | ||
2916 | smid = mpt3sas_base_get_smid_hpr(ioc, ioc->tm_tr_cb_idx); | |
2917 | if (!smid) { | |
2918 | delayed_tr = kzalloc(sizeof(*delayed_tr), GFP_ATOMIC); | |
2919 | if (!delayed_tr) | |
2920 | return; | |
2921 | INIT_LIST_HEAD(&delayed_tr->list); | |
2922 | delayed_tr->handle = handle; | |
2923 | list_add_tail(&delayed_tr->list, &ioc->delayed_tr_list); | |
2924 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
2925 | "DELAYED:tr:handle(0x%04x), (open)\n", | |
2926 | ioc->name, handle)); | |
2927 | return; | |
2928 | } | |
2929 | ||
2930 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
2931 | "tr_send:handle(0x%04x), (open), smid(%d), cb(%d)\n", | |
2932 | ioc->name, handle, smid, | |
2933 | ioc->tm_tr_cb_idx)); | |
2934 | mpi_request = mpt3sas_base_get_msg_frame(ioc, smid); | |
2935 | memset(mpi_request, 0, sizeof(Mpi2SCSITaskManagementRequest_t)); | |
2936 | mpi_request->Function = MPI2_FUNCTION_SCSI_TASK_MGMT; | |
2937 | mpi_request->DevHandle = cpu_to_le16(handle); | |
2938 | mpi_request->TaskType = MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET; | |
2939 | mpt3sas_base_put_smid_hi_priority(ioc, smid); | |
2940 | mpt3sas_trigger_master(ioc, MASTER_TRIGGER_DEVICE_REMOVAL); | |
2941 | } | |
2942 | ||
2943 | /** | |
2944 | * _scsih_tm_tr_complete - | |
2945 | * @ioc: per adapter object | |
2946 | * @smid: system request message index | |
2947 | * @msix_index: MSIX table index supplied by the OS | |
2948 | * @reply: reply message frame(lower 32bit addr) | |
2949 | * Context: interrupt time. | |
2950 | * | |
2951 | * This is the target reset completion routine. | |
2952 | * This code is part of the code to initiate the device removal | |
2953 | * handshake protocol with controller firmware. | |
2954 | * It will send a sas iounit control request (MPI2_SAS_OP_REMOVE_DEVICE) | |
2955 | * | |
2956 | * Return 1 meaning mf should be freed from _base_interrupt | |
2957 | * 0 means the mf is freed from this function. | |
2958 | */ | |
2959 | static u8 | |
2960 | _scsih_tm_tr_complete(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, | |
2961 | u32 reply) | |
2962 | { | |
2963 | u16 handle; | |
2964 | Mpi2SCSITaskManagementRequest_t *mpi_request_tm; | |
2965 | Mpi2SCSITaskManagementReply_t *mpi_reply = | |
2966 | mpt3sas_base_get_reply_virt_addr(ioc, reply); | |
2967 | Mpi2SasIoUnitControlRequest_t *mpi_request; | |
2968 | u16 smid_sas_ctrl; | |
2969 | u32 ioc_state; | |
2970 | ||
2971 | if (ioc->remove_host) { | |
2972 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
2973 | "%s: host has been removed\n", __func__, ioc->name)); | |
2974 | return 1; | |
2975 | } else if (ioc->pci_error_recovery) { | |
2976 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
2977 | "%s: host in pci error recovery\n", __func__, | |
2978 | ioc->name)); | |
2979 | return 1; | |
2980 | } | |
2981 | ioc_state = mpt3sas_base_get_iocstate(ioc, 1); | |
2982 | if (ioc_state != MPI2_IOC_STATE_OPERATIONAL) { | |
2983 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
2984 | "%s: host is not operational\n", __func__, ioc->name)); | |
2985 | return 1; | |
2986 | } | |
2987 | if (unlikely(!mpi_reply)) { | |
2988 | pr_err(MPT3SAS_FMT "mpi_reply not valid at %s:%d/%s()!\n", | |
2989 | ioc->name, __FILE__, __LINE__, __func__); | |
2990 | return 1; | |
2991 | } | |
2992 | mpi_request_tm = mpt3sas_base_get_msg_frame(ioc, smid); | |
2993 | handle = le16_to_cpu(mpi_request_tm->DevHandle); | |
2994 | if (handle != le16_to_cpu(mpi_reply->DevHandle)) { | |
2995 | dewtprintk(ioc, pr_err(MPT3SAS_FMT | |
2996 | "spurious interrupt: handle(0x%04x:0x%04x), smid(%d)!!!\n", | |
2997 | ioc->name, handle, | |
2998 | le16_to_cpu(mpi_reply->DevHandle), smid)); | |
2999 | return 0; | |
3000 | } | |
3001 | ||
3002 | mpt3sas_trigger_master(ioc, MASTER_TRIGGER_TASK_MANAGMENT); | |
3003 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
3004 | "tr_complete:handle(0x%04x), (open) smid(%d), ioc_status(0x%04x), " | |
3005 | "loginfo(0x%08x), completed(%d)\n", ioc->name, | |
3006 | handle, smid, le16_to_cpu(mpi_reply->IOCStatus), | |
3007 | le32_to_cpu(mpi_reply->IOCLogInfo), | |
3008 | le32_to_cpu(mpi_reply->TerminationCount))); | |
3009 | ||
3010 | smid_sas_ctrl = mpt3sas_base_get_smid(ioc, ioc->tm_sas_control_cb_idx); | |
3011 | if (!smid_sas_ctrl) { | |
3012 | pr_err(MPT3SAS_FMT "%s: failed obtaining a smid\n", | |
3013 | ioc->name, __func__); | |
3014 | return 1; | |
3015 | } | |
3016 | ||
3017 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
3018 | "sc_send:handle(0x%04x), (open), smid(%d), cb(%d)\n", | |
3019 | ioc->name, handle, smid_sas_ctrl, | |
3020 | ioc->tm_sas_control_cb_idx)); | |
3021 | mpi_request = mpt3sas_base_get_msg_frame(ioc, smid_sas_ctrl); | |
3022 | memset(mpi_request, 0, sizeof(Mpi2SasIoUnitControlRequest_t)); | |
3023 | mpi_request->Function = MPI2_FUNCTION_SAS_IO_UNIT_CONTROL; | |
3024 | mpi_request->Operation = MPI2_SAS_OP_REMOVE_DEVICE; | |
3025 | mpi_request->DevHandle = mpi_request_tm->DevHandle; | |
3026 | mpt3sas_base_put_smid_default(ioc, smid_sas_ctrl); | |
3027 | ||
3028 | return _scsih_check_for_pending_tm(ioc, smid); | |
3029 | } | |
3030 | ||
3031 | ||
3032 | /** | |
3033 | * _scsih_sas_control_complete - completion routine | |
3034 | * @ioc: per adapter object | |
3035 | * @smid: system request message index | |
3036 | * @msix_index: MSIX table index supplied by the OS | |
3037 | * @reply: reply message frame(lower 32bit addr) | |
3038 | * Context: interrupt time. | |
3039 | * | |
3040 | * This is the sas iounit control completion routine. | |
3041 | * This code is part of the code to initiate the device removal | |
3042 | * handshake protocol with controller firmware. | |
3043 | * | |
3044 | * Return 1 meaning mf should be freed from _base_interrupt | |
3045 | * 0 means the mf is freed from this function. | |
3046 | */ | |
3047 | static u8 | |
3048 | _scsih_sas_control_complete(struct MPT3SAS_ADAPTER *ioc, u16 smid, | |
3049 | u8 msix_index, u32 reply) | |
3050 | { | |
3051 | Mpi2SasIoUnitControlReply_t *mpi_reply = | |
3052 | mpt3sas_base_get_reply_virt_addr(ioc, reply); | |
3053 | ||
3054 | if (likely(mpi_reply)) { | |
3055 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
3056 | "sc_complete:handle(0x%04x), (open) " | |
3057 | "smid(%d), ioc_status(0x%04x), loginfo(0x%08x)\n", | |
3058 | ioc->name, le16_to_cpu(mpi_reply->DevHandle), smid, | |
3059 | le16_to_cpu(mpi_reply->IOCStatus), | |
3060 | le32_to_cpu(mpi_reply->IOCLogInfo))); | |
3061 | } else { | |
3062 | pr_err(MPT3SAS_FMT "mpi_reply not valid at %s:%d/%s()!\n", | |
3063 | ioc->name, __FILE__, __LINE__, __func__); | |
3064 | } | |
3065 | return 1; | |
3066 | } | |
3067 | ||
3068 | /** | |
3069 | * _scsih_tm_tr_volume_send - send target reset request for volumes | |
3070 | * @ioc: per adapter object | |
3071 | * @handle: device handle | |
3072 | * Context: interrupt time. | |
3073 | * | |
3074 | * This is designed to send muliple task management request at the same | |
3075 | * time to the fifo. If the fifo is full, we will append the request, | |
3076 | * and process it in a future completion. | |
3077 | */ | |
3078 | static void | |
3079 | _scsih_tm_tr_volume_send(struct MPT3SAS_ADAPTER *ioc, u16 handle) | |
3080 | { | |
3081 | Mpi2SCSITaskManagementRequest_t *mpi_request; | |
3082 | u16 smid; | |
3083 | struct _tr_list *delayed_tr; | |
3084 | ||
3085 | if (ioc->shost_recovery || ioc->remove_host || | |
3086 | ioc->pci_error_recovery) { | |
3087 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
3088 | "%s: host reset in progress!\n", | |
3089 | __func__, ioc->name)); | |
3090 | return; | |
3091 | } | |
3092 | ||
3093 | smid = mpt3sas_base_get_smid_hpr(ioc, ioc->tm_tr_volume_cb_idx); | |
3094 | if (!smid) { | |
3095 | delayed_tr = kzalloc(sizeof(*delayed_tr), GFP_ATOMIC); | |
3096 | if (!delayed_tr) | |
3097 | return; | |
3098 | INIT_LIST_HEAD(&delayed_tr->list); | |
3099 | delayed_tr->handle = handle; | |
3100 | list_add_tail(&delayed_tr->list, &ioc->delayed_tr_volume_list); | |
3101 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
3102 | "DELAYED:tr:handle(0x%04x), (open)\n", | |
3103 | ioc->name, handle)); | |
3104 | return; | |
3105 | } | |
3106 | ||
3107 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
3108 | "tr_send:handle(0x%04x), (open), smid(%d), cb(%d)\n", | |
3109 | ioc->name, handle, smid, | |
3110 | ioc->tm_tr_volume_cb_idx)); | |
3111 | mpi_request = mpt3sas_base_get_msg_frame(ioc, smid); | |
3112 | memset(mpi_request, 0, sizeof(Mpi2SCSITaskManagementRequest_t)); | |
3113 | mpi_request->Function = MPI2_FUNCTION_SCSI_TASK_MGMT; | |
3114 | mpi_request->DevHandle = cpu_to_le16(handle); | |
3115 | mpi_request->TaskType = MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET; | |
3116 | mpt3sas_base_put_smid_hi_priority(ioc, smid); | |
3117 | } | |
3118 | ||
3119 | /** | |
3120 | * _scsih_tm_volume_tr_complete - target reset completion | |
3121 | * @ioc: per adapter object | |
3122 | * @smid: system request message index | |
3123 | * @msix_index: MSIX table index supplied by the OS | |
3124 | * @reply: reply message frame(lower 32bit addr) | |
3125 | * Context: interrupt time. | |
3126 | * | |
3127 | * Return 1 meaning mf should be freed from _base_interrupt | |
3128 | * 0 means the mf is freed from this function. | |
3129 | */ | |
3130 | static u8 | |
3131 | _scsih_tm_volume_tr_complete(struct MPT3SAS_ADAPTER *ioc, u16 smid, | |
3132 | u8 msix_index, u32 reply) | |
3133 | { | |
3134 | u16 handle; | |
3135 | Mpi2SCSITaskManagementRequest_t *mpi_request_tm; | |
3136 | Mpi2SCSITaskManagementReply_t *mpi_reply = | |
3137 | mpt3sas_base_get_reply_virt_addr(ioc, reply); | |
3138 | ||
3139 | if (ioc->shost_recovery || ioc->remove_host || | |
3140 | ioc->pci_error_recovery) { | |
3141 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
3142 | "%s: host reset in progress!\n", | |
3143 | __func__, ioc->name)); | |
3144 | return 1; | |
3145 | } | |
3146 | if (unlikely(!mpi_reply)) { | |
3147 | pr_err(MPT3SAS_FMT "mpi_reply not valid at %s:%d/%s()!\n", | |
3148 | ioc->name, __FILE__, __LINE__, __func__); | |
3149 | return 1; | |
3150 | } | |
3151 | ||
3152 | mpi_request_tm = mpt3sas_base_get_msg_frame(ioc, smid); | |
3153 | handle = le16_to_cpu(mpi_request_tm->DevHandle); | |
3154 | if (handle != le16_to_cpu(mpi_reply->DevHandle)) { | |
3155 | dewtprintk(ioc, pr_err(MPT3SAS_FMT | |
3156 | "spurious interrupt: handle(0x%04x:0x%04x), smid(%d)!!!\n", | |
3157 | ioc->name, handle, | |
3158 | le16_to_cpu(mpi_reply->DevHandle), smid)); | |
3159 | return 0; | |
3160 | } | |
3161 | ||
3162 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
3163 | "tr_complete:handle(0x%04x), (open) smid(%d), ioc_status(0x%04x), " | |
3164 | "loginfo(0x%08x), completed(%d)\n", ioc->name, | |
3165 | handle, smid, le16_to_cpu(mpi_reply->IOCStatus), | |
3166 | le32_to_cpu(mpi_reply->IOCLogInfo), | |
3167 | le32_to_cpu(mpi_reply->TerminationCount))); | |
3168 | ||
3169 | return _scsih_check_for_pending_tm(ioc, smid); | |
3170 | } | |
3171 | ||
3172 | ||
3173 | /** | |
3174 | * _scsih_check_for_pending_tm - check for pending task management | |
3175 | * @ioc: per adapter object | |
3176 | * @smid: system request message index | |
3177 | * | |
3178 | * This will check delayed target reset list, and feed the | |
3179 | * next reqeust. | |
3180 | * | |
3181 | * Return 1 meaning mf should be freed from _base_interrupt | |
3182 | * 0 means the mf is freed from this function. | |
3183 | */ | |
3184 | static u8 | |
3185 | _scsih_check_for_pending_tm(struct MPT3SAS_ADAPTER *ioc, u16 smid) | |
3186 | { | |
3187 | struct _tr_list *delayed_tr; | |
3188 | ||
3189 | if (!list_empty(&ioc->delayed_tr_volume_list)) { | |
3190 | delayed_tr = list_entry(ioc->delayed_tr_volume_list.next, | |
3191 | struct _tr_list, list); | |
3192 | mpt3sas_base_free_smid(ioc, smid); | |
3193 | _scsih_tm_tr_volume_send(ioc, delayed_tr->handle); | |
3194 | list_del(&delayed_tr->list); | |
3195 | kfree(delayed_tr); | |
3196 | return 0; | |
3197 | } | |
3198 | ||
3199 | if (!list_empty(&ioc->delayed_tr_list)) { | |
3200 | delayed_tr = list_entry(ioc->delayed_tr_list.next, | |
3201 | struct _tr_list, list); | |
3202 | mpt3sas_base_free_smid(ioc, smid); | |
3203 | _scsih_tm_tr_send(ioc, delayed_tr->handle); | |
3204 | list_del(&delayed_tr->list); | |
3205 | kfree(delayed_tr); | |
3206 | return 0; | |
3207 | } | |
3208 | ||
3209 | return 1; | |
3210 | } | |
3211 | ||
3212 | /** | |
3213 | * _scsih_check_topo_delete_events - sanity check on topo events | |
3214 | * @ioc: per adapter object | |
3215 | * @event_data: the event data payload | |
3216 | * | |
3217 | * This routine added to better handle cable breaker. | |
3218 | * | |
3219 | * This handles the case where driver receives multiple expander | |
3220 | * add and delete events in a single shot. When there is a delete event | |
3221 | * the routine will void any pending add events waiting in the event queue. | |
3222 | * | |
3223 | * Return nothing. | |
3224 | */ | |
3225 | static void | |
3226 | _scsih_check_topo_delete_events(struct MPT3SAS_ADAPTER *ioc, | |
3227 | Mpi2EventDataSasTopologyChangeList_t *event_data) | |
3228 | { | |
3229 | struct fw_event_work *fw_event; | |
3230 | Mpi2EventDataSasTopologyChangeList_t *local_event_data; | |
3231 | u16 expander_handle; | |
3232 | struct _sas_node *sas_expander; | |
3233 | unsigned long flags; | |
3234 | int i, reason_code; | |
3235 | u16 handle; | |
3236 | ||
3237 | for (i = 0 ; i < event_data->NumEntries; i++) { | |
3238 | handle = le16_to_cpu(event_data->PHY[i].AttachedDevHandle); | |
3239 | if (!handle) | |
3240 | continue; | |
3241 | reason_code = event_data->PHY[i].PhyStatus & | |
3242 | MPI2_EVENT_SAS_TOPO_RC_MASK; | |
3243 | if (reason_code == MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING) | |
3244 | _scsih_tm_tr_send(ioc, handle); | |
3245 | } | |
3246 | ||
3247 | expander_handle = le16_to_cpu(event_data->ExpanderDevHandle); | |
3248 | if (expander_handle < ioc->sas_hba.num_phys) { | |
3249 | _scsih_block_io_to_children_attached_directly(ioc, event_data); | |
3250 | return; | |
3251 | } | |
3252 | if (event_data->ExpStatus == | |
3253 | MPI2_EVENT_SAS_TOPO_ES_DELAY_NOT_RESPONDING) { | |
3254 | /* put expander attached devices into blocking state */ | |
3255 | spin_lock_irqsave(&ioc->sas_node_lock, flags); | |
3256 | sas_expander = mpt3sas_scsih_expander_find_by_handle(ioc, | |
3257 | expander_handle); | |
3258 | _scsih_block_io_to_children_attached_to_ex(ioc, sas_expander); | |
3259 | spin_unlock_irqrestore(&ioc->sas_node_lock, flags); | |
3260 | do { | |
3261 | handle = find_first_bit(ioc->blocking_handles, | |
3262 | ioc->facts.MaxDevHandle); | |
3263 | if (handle < ioc->facts.MaxDevHandle) | |
3264 | _scsih_block_io_device(ioc, handle); | |
3265 | } while (test_and_clear_bit(handle, ioc->blocking_handles)); | |
3266 | } else if (event_data->ExpStatus == MPI2_EVENT_SAS_TOPO_ES_RESPONDING) | |
3267 | _scsih_block_io_to_children_attached_directly(ioc, event_data); | |
3268 | ||
3269 | if (event_data->ExpStatus != MPI2_EVENT_SAS_TOPO_ES_NOT_RESPONDING) | |
3270 | return; | |
3271 | ||
3272 | /* mark ignore flag for pending events */ | |
3273 | spin_lock_irqsave(&ioc->fw_event_lock, flags); | |
3274 | list_for_each_entry(fw_event, &ioc->fw_event_list, list) { | |
3275 | if (fw_event->event != MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST || | |
3276 | fw_event->ignore) | |
3277 | continue; | |
35b62362 JL |
3278 | local_event_data = (Mpi2EventDataSasTopologyChangeList_t *) |
3279 | fw_event->event_data; | |
f92363d1 SR |
3280 | if (local_event_data->ExpStatus == |
3281 | MPI2_EVENT_SAS_TOPO_ES_ADDED || | |
3282 | local_event_data->ExpStatus == | |
3283 | MPI2_EVENT_SAS_TOPO_ES_RESPONDING) { | |
3284 | if (le16_to_cpu(local_event_data->ExpanderDevHandle) == | |
3285 | expander_handle) { | |
3286 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
3287 | "setting ignoring flag\n", ioc->name)); | |
3288 | fw_event->ignore = 1; | |
3289 | } | |
3290 | } | |
3291 | } | |
3292 | spin_unlock_irqrestore(&ioc->fw_event_lock, flags); | |
3293 | } | |
3294 | ||
3295 | /** | |
3296 | * _scsih_set_volume_delete_flag - setting volume delete flag | |
3297 | * @ioc: per adapter object | |
3298 | * @handle: device handle | |
3299 | * | |
3300 | * This returns nothing. | |
3301 | */ | |
3302 | static void | |
3303 | _scsih_set_volume_delete_flag(struct MPT3SAS_ADAPTER *ioc, u16 handle) | |
3304 | { | |
3305 | struct _raid_device *raid_device; | |
3306 | struct MPT3SAS_TARGET *sas_target_priv_data; | |
3307 | unsigned long flags; | |
3308 | ||
3309 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
3310 | raid_device = _scsih_raid_device_find_by_handle(ioc, handle); | |
3311 | if (raid_device && raid_device->starget && | |
3312 | raid_device->starget->hostdata) { | |
3313 | sas_target_priv_data = | |
3314 | raid_device->starget->hostdata; | |
3315 | sas_target_priv_data->deleted = 1; | |
3316 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
3317 | "setting delete flag: handle(0x%04x), " | |
3318 | "wwid(0x%016llx)\n", ioc->name, handle, | |
3319 | (unsigned long long) raid_device->wwid)); | |
3320 | } | |
3321 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
3322 | } | |
3323 | ||
3324 | /** | |
3325 | * _scsih_set_volume_handle_for_tr - set handle for target reset to volume | |
3326 | * @handle: input handle | |
3327 | * @a: handle for volume a | |
3328 | * @b: handle for volume b | |
3329 | * | |
3330 | * IR firmware only supports two raid volumes. The purpose of this | |
3331 | * routine is to set the volume handle in either a or b. When the given | |
3332 | * input handle is non-zero, or when a and b have not been set before. | |
3333 | */ | |
3334 | static void | |
3335 | _scsih_set_volume_handle_for_tr(u16 handle, u16 *a, u16 *b) | |
3336 | { | |
3337 | if (!handle || handle == *a || handle == *b) | |
3338 | return; | |
3339 | if (!*a) | |
3340 | *a = handle; | |
3341 | else if (!*b) | |
3342 | *b = handle; | |
3343 | } | |
3344 | ||
3345 | /** | |
3346 | * _scsih_check_ir_config_unhide_events - check for UNHIDE events | |
3347 | * @ioc: per adapter object | |
3348 | * @event_data: the event data payload | |
3349 | * Context: interrupt time. | |
3350 | * | |
3351 | * This routine will send target reset to volume, followed by target | |
3352 | * resets to the PDs. This is called when a PD has been removed, or | |
3353 | * volume has been deleted or removed. When the target reset is sent | |
3354 | * to volume, the PD target resets need to be queued to start upon | |
3355 | * completion of the volume target reset. | |
3356 | * | |
3357 | * Return nothing. | |
3358 | */ | |
3359 | static void | |
3360 | _scsih_check_ir_config_unhide_events(struct MPT3SAS_ADAPTER *ioc, | |
3361 | Mpi2EventDataIrConfigChangeList_t *event_data) | |
3362 | { | |
3363 | Mpi2EventIrConfigElement_t *element; | |
3364 | int i; | |
3365 | u16 handle, volume_handle, a, b; | |
3366 | struct _tr_list *delayed_tr; | |
3367 | ||
3368 | a = 0; | |
3369 | b = 0; | |
3370 | ||
3371 | /* Volume Resets for Deleted or Removed */ | |
3372 | element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0]; | |
3373 | for (i = 0; i < event_data->NumElements; i++, element++) { | |
3374 | if (le32_to_cpu(event_data->Flags) & | |
3375 | MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG) | |
3376 | continue; | |
3377 | if (element->ReasonCode == | |
3378 | MPI2_EVENT_IR_CHANGE_RC_VOLUME_DELETED || | |
3379 | element->ReasonCode == | |
3380 | MPI2_EVENT_IR_CHANGE_RC_REMOVED) { | |
3381 | volume_handle = le16_to_cpu(element->VolDevHandle); | |
3382 | _scsih_set_volume_delete_flag(ioc, volume_handle); | |
3383 | _scsih_set_volume_handle_for_tr(volume_handle, &a, &b); | |
3384 | } | |
3385 | } | |
3386 | ||
3387 | /* Volume Resets for UNHIDE events */ | |
3388 | element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0]; | |
3389 | for (i = 0; i < event_data->NumElements; i++, element++) { | |
3390 | if (le32_to_cpu(event_data->Flags) & | |
3391 | MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG) | |
3392 | continue; | |
3393 | if (element->ReasonCode == MPI2_EVENT_IR_CHANGE_RC_UNHIDE) { | |
3394 | volume_handle = le16_to_cpu(element->VolDevHandle); | |
3395 | _scsih_set_volume_handle_for_tr(volume_handle, &a, &b); | |
3396 | } | |
3397 | } | |
3398 | ||
3399 | if (a) | |
3400 | _scsih_tm_tr_volume_send(ioc, a); | |
3401 | if (b) | |
3402 | _scsih_tm_tr_volume_send(ioc, b); | |
3403 | ||
3404 | /* PD target resets */ | |
3405 | element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0]; | |
3406 | for (i = 0; i < event_data->NumElements; i++, element++) { | |
3407 | if (element->ReasonCode != MPI2_EVENT_IR_CHANGE_RC_UNHIDE) | |
3408 | continue; | |
3409 | handle = le16_to_cpu(element->PhysDiskDevHandle); | |
3410 | volume_handle = le16_to_cpu(element->VolDevHandle); | |
3411 | clear_bit(handle, ioc->pd_handles); | |
3412 | if (!volume_handle) | |
3413 | _scsih_tm_tr_send(ioc, handle); | |
3414 | else if (volume_handle == a || volume_handle == b) { | |
3415 | delayed_tr = kzalloc(sizeof(*delayed_tr), GFP_ATOMIC); | |
3416 | BUG_ON(!delayed_tr); | |
3417 | INIT_LIST_HEAD(&delayed_tr->list); | |
3418 | delayed_tr->handle = handle; | |
3419 | list_add_tail(&delayed_tr->list, &ioc->delayed_tr_list); | |
3420 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
3421 | "DELAYED:tr:handle(0x%04x), (open)\n", ioc->name, | |
3422 | handle)); | |
3423 | } else | |
3424 | _scsih_tm_tr_send(ioc, handle); | |
3425 | } | |
3426 | } | |
3427 | ||
3428 | ||
3429 | /** | |
3430 | * _scsih_check_volume_delete_events - set delete flag for volumes | |
3431 | * @ioc: per adapter object | |
3432 | * @event_data: the event data payload | |
3433 | * Context: interrupt time. | |
3434 | * | |
3435 | * This will handle the case when the cable connected to entire volume is | |
3436 | * pulled. We will take care of setting the deleted flag so normal IO will | |
3437 | * not be sent. | |
3438 | * | |
3439 | * Return nothing. | |
3440 | */ | |
3441 | static void | |
3442 | _scsih_check_volume_delete_events(struct MPT3SAS_ADAPTER *ioc, | |
3443 | Mpi2EventDataIrVolume_t *event_data) | |
3444 | { | |
3445 | u32 state; | |
3446 | ||
3447 | if (event_data->ReasonCode != MPI2_EVENT_IR_VOLUME_RC_STATE_CHANGED) | |
3448 | return; | |
3449 | state = le32_to_cpu(event_data->NewValue); | |
3450 | if (state == MPI2_RAID_VOL_STATE_MISSING || state == | |
3451 | MPI2_RAID_VOL_STATE_FAILED) | |
3452 | _scsih_set_volume_delete_flag(ioc, | |
3453 | le16_to_cpu(event_data->VolDevHandle)); | |
3454 | } | |
3455 | ||
2d8ce8c9 SR |
3456 | /** |
3457 | * _scsih_temp_threshold_events - display temperature threshold exceeded events | |
3458 | * @ioc: per adapter object | |
3459 | * @event_data: the temp threshold event data | |
3460 | * Context: interrupt time. | |
3461 | * | |
3462 | * Return nothing. | |
3463 | */ | |
3464 | static void | |
3465 | _scsih_temp_threshold_events(struct MPT3SAS_ADAPTER *ioc, | |
3466 | Mpi2EventDataTemperature_t *event_data) | |
3467 | { | |
3468 | if (ioc->temp_sensors_count >= event_data->SensorNum) { | |
3469 | pr_err(MPT3SAS_FMT "Temperature Threshold flags %s%s%s%s" | |
3470 | " exceeded for Sensor: %d !!!\n", ioc->name, | |
3471 | ((le16_to_cpu(event_data->Status) & 0x1) == 1) ? "0 " : " ", | |
3472 | ((le16_to_cpu(event_data->Status) & 0x2) == 2) ? "1 " : " ", | |
3473 | ((le16_to_cpu(event_data->Status) & 0x4) == 4) ? "2 " : " ", | |
3474 | ((le16_to_cpu(event_data->Status) & 0x8) == 8) ? "3 " : " ", | |
3475 | event_data->SensorNum); | |
3476 | pr_err(MPT3SAS_FMT "Current Temp In Celsius: %d\n", | |
3477 | ioc->name, event_data->CurrentTemperature); | |
3478 | } | |
3479 | } | |
3480 | ||
f92363d1 SR |
3481 | /** |
3482 | * _scsih_flush_running_cmds - completing outstanding commands. | |
3483 | * @ioc: per adapter object | |
3484 | * | |
3485 | * The flushing out of all pending scmd commands following host reset, | |
3486 | * where all IO is dropped to the floor. | |
3487 | * | |
3488 | * Return nothing. | |
3489 | */ | |
3490 | static void | |
3491 | _scsih_flush_running_cmds(struct MPT3SAS_ADAPTER *ioc) | |
3492 | { | |
3493 | struct scsi_cmnd *scmd; | |
3494 | u16 smid; | |
3495 | u16 count = 0; | |
3496 | ||
3497 | for (smid = 1; smid <= ioc->scsiio_depth; smid++) { | |
3498 | scmd = _scsih_scsi_lookup_get_clear(ioc, smid); | |
3499 | if (!scmd) | |
3500 | continue; | |
3501 | count++; | |
3502 | mpt3sas_base_free_smid(ioc, smid); | |
3503 | scsi_dma_unmap(scmd); | |
3504 | if (ioc->pci_error_recovery) | |
3505 | scmd->result = DID_NO_CONNECT << 16; | |
3506 | else | |
3507 | scmd->result = DID_RESET << 16; | |
3508 | scmd->scsi_done(scmd); | |
3509 | } | |
3510 | dtmprintk(ioc, pr_info(MPT3SAS_FMT "completing %d cmds\n", | |
3511 | ioc->name, count)); | |
3512 | } | |
3513 | ||
3514 | /** | |
3515 | * _scsih_setup_eedp - setup MPI request for EEDP transfer | |
3516 | * @ioc: per adapter object | |
3517 | * @scmd: pointer to scsi command object | |
3518 | * @mpi_request: pointer to the SCSI_IO reqest message frame | |
3519 | * | |
3520 | * Supporting protection 1 and 3. | |
3521 | * | |
3522 | * Returns nothing | |
3523 | */ | |
3524 | static void | |
3525 | _scsih_setup_eedp(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd, | |
3526 | Mpi2SCSIIORequest_t *mpi_request) | |
3527 | { | |
3528 | u16 eedp_flags; | |
3529 | unsigned char prot_op = scsi_get_prot_op(scmd); | |
3530 | unsigned char prot_type = scsi_get_prot_type(scmd); | |
3531 | Mpi25SCSIIORequest_t *mpi_request_3v = | |
3532 | (Mpi25SCSIIORequest_t *)mpi_request; | |
3533 | ||
3534 | if (prot_type == SCSI_PROT_DIF_TYPE0 || prot_op == SCSI_PROT_NORMAL) | |
3535 | return; | |
3536 | ||
3537 | if (prot_op == SCSI_PROT_READ_STRIP) | |
3538 | eedp_flags = MPI2_SCSIIO_EEDPFLAGS_CHECK_REMOVE_OP; | |
3539 | else if (prot_op == SCSI_PROT_WRITE_INSERT) | |
3540 | eedp_flags = MPI2_SCSIIO_EEDPFLAGS_INSERT_OP; | |
3541 | else | |
3542 | return; | |
3543 | ||
3544 | switch (prot_type) { | |
3545 | case SCSI_PROT_DIF_TYPE1: | |
3546 | case SCSI_PROT_DIF_TYPE2: | |
3547 | ||
3548 | /* | |
3549 | * enable ref/guard checking | |
3550 | * auto increment ref tag | |
3551 | */ | |
3552 | eedp_flags |= MPI2_SCSIIO_EEDPFLAGS_INC_PRI_REFTAG | | |
3553 | MPI2_SCSIIO_EEDPFLAGS_CHECK_REFTAG | | |
3554 | MPI2_SCSIIO_EEDPFLAGS_CHECK_GUARD; | |
3555 | mpi_request->CDB.EEDP32.PrimaryReferenceTag = | |
3556 | cpu_to_be32(scsi_get_lba(scmd)); | |
3557 | break; | |
3558 | ||
3559 | case SCSI_PROT_DIF_TYPE3: | |
3560 | ||
3561 | /* | |
3562 | * enable guard checking | |
3563 | */ | |
3564 | eedp_flags |= MPI2_SCSIIO_EEDPFLAGS_CHECK_GUARD; | |
3565 | ||
3566 | break; | |
3567 | } | |
3568 | ||
3569 | mpi_request_3v->EEDPBlockSize = | |
3570 | cpu_to_le16(scmd->device->sector_size); | |
3571 | mpi_request->EEDPFlags = cpu_to_le16(eedp_flags); | |
3572 | } | |
3573 | ||
3574 | /** | |
3575 | * _scsih_eedp_error_handling - return sense code for EEDP errors | |
3576 | * @scmd: pointer to scsi command object | |
3577 | * @ioc_status: ioc status | |
3578 | * | |
3579 | * Returns nothing | |
3580 | */ | |
3581 | static void | |
3582 | _scsih_eedp_error_handling(struct scsi_cmnd *scmd, u16 ioc_status) | |
3583 | { | |
3584 | u8 ascq; | |
3585 | ||
3586 | switch (ioc_status) { | |
3587 | case MPI2_IOCSTATUS_EEDP_GUARD_ERROR: | |
3588 | ascq = 0x01; | |
3589 | break; | |
3590 | case MPI2_IOCSTATUS_EEDP_APP_TAG_ERROR: | |
3591 | ascq = 0x02; | |
3592 | break; | |
3593 | case MPI2_IOCSTATUS_EEDP_REF_TAG_ERROR: | |
3594 | ascq = 0x03; | |
3595 | break; | |
3596 | default: | |
3597 | ascq = 0x00; | |
3598 | break; | |
3599 | } | |
3600 | scsi_build_sense_buffer(0, scmd->sense_buffer, ILLEGAL_REQUEST, 0x10, | |
3601 | ascq); | |
3602 | scmd->result = DRIVER_SENSE << 24 | (DID_ABORT << 16) | | |
3603 | SAM_STAT_CHECK_CONDITION; | |
3604 | } | |
3605 | ||
3606 | ||
3607 | /** | |
8a7e4c24 | 3608 | * scsih_qcmd - main scsi request entry point |
f92363d1 SR |
3609 | * @scmd: pointer to scsi command object |
3610 | * @done: function pointer to be invoked on completion | |
3611 | * | |
3612 | * The callback index is set inside `ioc->scsi_io_cb_idx`. | |
3613 | * | |
3614 | * Returns 0 on success. If there's a failure, return either: | |
3615 | * SCSI_MLQUEUE_DEVICE_BUSY if the device queue is full, or | |
3616 | * SCSI_MLQUEUE_HOST_BUSY if the entire host queue is full | |
3617 | */ | |
8a7e4c24 SR |
3618 | int |
3619 | scsih_qcmd(struct Scsi_Host *shost, struct scsi_cmnd *scmd) | |
f92363d1 | 3620 | { |
d8bfbd8d | 3621 | struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); |
f92363d1 SR |
3622 | struct MPT3SAS_DEVICE *sas_device_priv_data; |
3623 | struct MPT3SAS_TARGET *sas_target_priv_data; | |
3624 | Mpi2SCSIIORequest_t *mpi_request; | |
3625 | u32 mpi_control; | |
3626 | u16 smid; | |
3627 | u16 handle; | |
3628 | ||
f92363d1 SR |
3629 | if (ioc->logging_level & MPT_DEBUG_SCSI) |
3630 | scsi_print_command(scmd); | |
f92363d1 | 3631 | |
f92363d1 SR |
3632 | sas_device_priv_data = scmd->device->hostdata; |
3633 | if (!sas_device_priv_data || !sas_device_priv_data->sas_target) { | |
3634 | scmd->result = DID_NO_CONNECT << 16; | |
3635 | scmd->scsi_done(scmd); | |
3636 | return 0; | |
3637 | } | |
3638 | ||
3639 | if (ioc->pci_error_recovery || ioc->remove_host) { | |
3640 | scmd->result = DID_NO_CONNECT << 16; | |
3641 | scmd->scsi_done(scmd); | |
3642 | return 0; | |
3643 | } | |
3644 | ||
3645 | sas_target_priv_data = sas_device_priv_data->sas_target; | |
3646 | ||
3647 | /* invalid device handle */ | |
3648 | handle = sas_target_priv_data->handle; | |
3649 | if (handle == MPT3SAS_INVALID_DEVICE_HANDLE) { | |
3650 | scmd->result = DID_NO_CONNECT << 16; | |
3651 | scmd->scsi_done(scmd); | |
3652 | return 0; | |
3653 | } | |
3654 | ||
3655 | ||
3656 | /* host recovery or link resets sent via IOCTLs */ | |
3657 | if (ioc->shost_recovery || ioc->ioc_link_reset_in_progress) | |
3658 | return SCSI_MLQUEUE_HOST_BUSY; | |
3659 | ||
3660 | /* device has been deleted */ | |
3661 | else if (sas_target_priv_data->deleted) { | |
3662 | scmd->result = DID_NO_CONNECT << 16; | |
3663 | scmd->scsi_done(scmd); | |
3664 | return 0; | |
3665 | /* device busy with task managment */ | |
3666 | } else if (sas_target_priv_data->tm_busy || | |
3667 | sas_device_priv_data->block) | |
3668 | return SCSI_MLQUEUE_DEVICE_BUSY; | |
3669 | ||
3670 | if (scmd->sc_data_direction == DMA_FROM_DEVICE) | |
3671 | mpi_control = MPI2_SCSIIO_CONTROL_READ; | |
3672 | else if (scmd->sc_data_direction == DMA_TO_DEVICE) | |
3673 | mpi_control = MPI2_SCSIIO_CONTROL_WRITE; | |
3674 | else | |
3675 | mpi_control = MPI2_SCSIIO_CONTROL_NODATATRANSFER; | |
3676 | ||
3677 | /* set tags */ | |
609aa22f | 3678 | mpi_control |= MPI2_SCSIIO_CONTROL_SIMPLEQ; |
f92363d1 SR |
3679 | |
3680 | if ((sas_device_priv_data->flags & MPT_DEVICE_TLR_ON) && | |
3681 | scmd->cmd_len != 32) | |
3682 | mpi_control |= MPI2_SCSIIO_CONTROL_TLR_ON; | |
3683 | ||
3684 | smid = mpt3sas_base_get_smid_scsiio(ioc, ioc->scsi_io_cb_idx, scmd); | |
3685 | if (!smid) { | |
3686 | pr_err(MPT3SAS_FMT "%s: failed obtaining a smid\n", | |
3687 | ioc->name, __func__); | |
3688 | goto out; | |
3689 | } | |
3690 | mpi_request = mpt3sas_base_get_msg_frame(ioc, smid); | |
3691 | memset(mpi_request, 0, sizeof(Mpi2SCSIIORequest_t)); | |
3692 | _scsih_setup_eedp(ioc, scmd, mpi_request); | |
3693 | ||
3694 | if (scmd->cmd_len == 32) | |
3695 | mpi_control |= 4 << MPI2_SCSIIO_CONTROL_ADDCDBLEN_SHIFT; | |
3696 | mpi_request->Function = MPI2_FUNCTION_SCSI_IO_REQUEST; | |
3697 | if (sas_device_priv_data->sas_target->flags & | |
3698 | MPT_TARGET_FLAGS_RAID_COMPONENT) | |
3699 | mpi_request->Function = MPI2_FUNCTION_RAID_SCSI_IO_PASSTHROUGH; | |
3700 | else | |
3701 | mpi_request->Function = MPI2_FUNCTION_SCSI_IO_REQUEST; | |
3702 | mpi_request->DevHandle = cpu_to_le16(handle); | |
3703 | mpi_request->DataLength = cpu_to_le32(scsi_bufflen(scmd)); | |
3704 | mpi_request->Control = cpu_to_le32(mpi_control); | |
3705 | mpi_request->IoFlags = cpu_to_le16(scmd->cmd_len); | |
3706 | mpi_request->MsgFlags = MPI2_SCSIIO_MSGFLAGS_SYSTEM_SENSE_ADDR; | |
3707 | mpi_request->SenseBufferLength = SCSI_SENSE_BUFFERSIZE; | |
3708 | mpi_request->SenseBufferLowAddress = | |
3709 | mpt3sas_base_get_sense_buffer_dma(ioc, smid); | |
3710 | mpi_request->SGLOffset0 = offsetof(Mpi2SCSIIORequest_t, SGL) / 4; | |
3711 | int_to_scsilun(sas_device_priv_data->lun, (struct scsi_lun *) | |
3712 | mpi_request->LUN); | |
3713 | memcpy(mpi_request->CDB.CDB32, scmd->cmnd, scmd->cmd_len); | |
3714 | ||
3715 | if (mpi_request->DataLength) { | |
3716 | if (ioc->build_sg_scmd(ioc, scmd, smid)) { | |
3717 | mpt3sas_base_free_smid(ioc, smid); | |
3718 | goto out; | |
3719 | } | |
3720 | } else | |
3721 | ioc->build_zero_len_sge(ioc, &mpi_request->SGL); | |
3722 | ||
3723 | if (likely(mpi_request->Function == MPI2_FUNCTION_SCSI_IO_REQUEST)) { | |
45506049 | 3724 | #ifndef SCSI_MPT2SAS |
f92363d1 SR |
3725 | if (sas_target_priv_data->flags & MPT_TARGET_FASTPATH_IO) { |
3726 | mpi_request->IoFlags = cpu_to_le16(scmd->cmd_len | | |
3727 | MPI25_SCSIIO_IOFLAGS_FAST_PATH); | |
3728 | mpt3sas_base_put_smid_fast_path(ioc, smid, handle); | |
3729 | } else | |
45506049 | 3730 | #endif |
f92363d1 SR |
3731 | mpt3sas_base_put_smid_scsi_io(ioc, smid, handle); |
3732 | } else | |
3733 | mpt3sas_base_put_smid_default(ioc, smid); | |
3734 | return 0; | |
3735 | ||
3736 | out: | |
3737 | return SCSI_MLQUEUE_HOST_BUSY; | |
3738 | } | |
f92363d1 SR |
3739 | |
3740 | /** | |
3741 | * _scsih_normalize_sense - normalize descriptor and fixed format sense data | |
3742 | * @sense_buffer: sense data returned by target | |
3743 | * @data: normalized skey/asc/ascq | |
3744 | * | |
3745 | * Return nothing. | |
3746 | */ | |
3747 | static void | |
3748 | _scsih_normalize_sense(char *sense_buffer, struct sense_info *data) | |
3749 | { | |
3750 | if ((sense_buffer[0] & 0x7F) >= 0x72) { | |
3751 | /* descriptor format */ | |
3752 | data->skey = sense_buffer[1] & 0x0F; | |
3753 | data->asc = sense_buffer[2]; | |
3754 | data->ascq = sense_buffer[3]; | |
3755 | } else { | |
3756 | /* fixed format */ | |
3757 | data->skey = sense_buffer[2] & 0x0F; | |
3758 | data->asc = sense_buffer[12]; | |
3759 | data->ascq = sense_buffer[13]; | |
3760 | } | |
3761 | } | |
3762 | ||
f92363d1 SR |
3763 | /** |
3764 | * _scsih_scsi_ioc_info - translated non-succesfull SCSI_IO request | |
3765 | * @ioc: per adapter object | |
3766 | * @scmd: pointer to scsi command object | |
3767 | * @mpi_reply: reply mf payload returned from firmware | |
3768 | * | |
3769 | * scsi_status - SCSI Status code returned from target device | |
3770 | * scsi_state - state info associated with SCSI_IO determined by ioc | |
3771 | * ioc_status - ioc supplied status info | |
3772 | * | |
3773 | * Return nothing. | |
3774 | */ | |
3775 | static void | |
3776 | _scsih_scsi_ioc_info(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd, | |
3777 | Mpi2SCSIIOReply_t *mpi_reply, u16 smid) | |
3778 | { | |
3779 | u32 response_info; | |
3780 | u8 *response_bytes; | |
3781 | u16 ioc_status = le16_to_cpu(mpi_reply->IOCStatus) & | |
3782 | MPI2_IOCSTATUS_MASK; | |
3783 | u8 scsi_state = mpi_reply->SCSIState; | |
3784 | u8 scsi_status = mpi_reply->SCSIStatus; | |
3785 | char *desc_ioc_state = NULL; | |
3786 | char *desc_scsi_status = NULL; | |
3787 | char *desc_scsi_state = ioc->tmp_string; | |
3788 | u32 log_info = le32_to_cpu(mpi_reply->IOCLogInfo); | |
3789 | struct _sas_device *sas_device = NULL; | |
3790 | unsigned long flags; | |
3791 | struct scsi_target *starget = scmd->device->sdev_target; | |
3792 | struct MPT3SAS_TARGET *priv_target = starget->hostdata; | |
3793 | char *device_str = NULL; | |
3794 | ||
3795 | if (!priv_target) | |
3796 | return; | |
3797 | device_str = "volume"; | |
3798 | ||
3799 | if (log_info == 0x31170000) | |
3800 | return; | |
3801 | ||
3802 | switch (ioc_status) { | |
3803 | case MPI2_IOCSTATUS_SUCCESS: | |
3804 | desc_ioc_state = "success"; | |
3805 | break; | |
3806 | case MPI2_IOCSTATUS_INVALID_FUNCTION: | |
3807 | desc_ioc_state = "invalid function"; | |
3808 | break; | |
3809 | case MPI2_IOCSTATUS_SCSI_RECOVERED_ERROR: | |
3810 | desc_ioc_state = "scsi recovered error"; | |
3811 | break; | |
3812 | case MPI2_IOCSTATUS_SCSI_INVALID_DEVHANDLE: | |
3813 | desc_ioc_state = "scsi invalid dev handle"; | |
3814 | break; | |
3815 | case MPI2_IOCSTATUS_SCSI_DEVICE_NOT_THERE: | |
3816 | desc_ioc_state = "scsi device not there"; | |
3817 | break; | |
3818 | case MPI2_IOCSTATUS_SCSI_DATA_OVERRUN: | |
3819 | desc_ioc_state = "scsi data overrun"; | |
3820 | break; | |
3821 | case MPI2_IOCSTATUS_SCSI_DATA_UNDERRUN: | |
3822 | desc_ioc_state = "scsi data underrun"; | |
3823 | break; | |
3824 | case MPI2_IOCSTATUS_SCSI_IO_DATA_ERROR: | |
3825 | desc_ioc_state = "scsi io data error"; | |
3826 | break; | |
3827 | case MPI2_IOCSTATUS_SCSI_PROTOCOL_ERROR: | |
3828 | desc_ioc_state = "scsi protocol error"; | |
3829 | break; | |
3830 | case MPI2_IOCSTATUS_SCSI_TASK_TERMINATED: | |
3831 | desc_ioc_state = "scsi task terminated"; | |
3832 | break; | |
3833 | case MPI2_IOCSTATUS_SCSI_RESIDUAL_MISMATCH: | |
3834 | desc_ioc_state = "scsi residual mismatch"; | |
3835 | break; | |
3836 | case MPI2_IOCSTATUS_SCSI_TASK_MGMT_FAILED: | |
3837 | desc_ioc_state = "scsi task mgmt failed"; | |
3838 | break; | |
3839 | case MPI2_IOCSTATUS_SCSI_IOC_TERMINATED: | |
3840 | desc_ioc_state = "scsi ioc terminated"; | |
3841 | break; | |
3842 | case MPI2_IOCSTATUS_SCSI_EXT_TERMINATED: | |
3843 | desc_ioc_state = "scsi ext terminated"; | |
3844 | break; | |
3845 | case MPI2_IOCSTATUS_EEDP_GUARD_ERROR: | |
3846 | desc_ioc_state = "eedp guard error"; | |
3847 | break; | |
3848 | case MPI2_IOCSTATUS_EEDP_REF_TAG_ERROR: | |
3849 | desc_ioc_state = "eedp ref tag error"; | |
3850 | break; | |
3851 | case MPI2_IOCSTATUS_EEDP_APP_TAG_ERROR: | |
3852 | desc_ioc_state = "eedp app tag error"; | |
3853 | break; | |
3854 | default: | |
3855 | desc_ioc_state = "unknown"; | |
3856 | break; | |
3857 | } | |
3858 | ||
3859 | switch (scsi_status) { | |
3860 | case MPI2_SCSI_STATUS_GOOD: | |
3861 | desc_scsi_status = "good"; | |
3862 | break; | |
3863 | case MPI2_SCSI_STATUS_CHECK_CONDITION: | |
3864 | desc_scsi_status = "check condition"; | |
3865 | break; | |
3866 | case MPI2_SCSI_STATUS_CONDITION_MET: | |
3867 | desc_scsi_status = "condition met"; | |
3868 | break; | |
3869 | case MPI2_SCSI_STATUS_BUSY: | |
3870 | desc_scsi_status = "busy"; | |
3871 | break; | |
3872 | case MPI2_SCSI_STATUS_INTERMEDIATE: | |
3873 | desc_scsi_status = "intermediate"; | |
3874 | break; | |
3875 | case MPI2_SCSI_STATUS_INTERMEDIATE_CONDMET: | |
3876 | desc_scsi_status = "intermediate condmet"; | |
3877 | break; | |
3878 | case MPI2_SCSI_STATUS_RESERVATION_CONFLICT: | |
3879 | desc_scsi_status = "reservation conflict"; | |
3880 | break; | |
3881 | case MPI2_SCSI_STATUS_COMMAND_TERMINATED: | |
3882 | desc_scsi_status = "command terminated"; | |
3883 | break; | |
3884 | case MPI2_SCSI_STATUS_TASK_SET_FULL: | |
3885 | desc_scsi_status = "task set full"; | |
3886 | break; | |
3887 | case MPI2_SCSI_STATUS_ACA_ACTIVE: | |
3888 | desc_scsi_status = "aca active"; | |
3889 | break; | |
3890 | case MPI2_SCSI_STATUS_TASK_ABORTED: | |
3891 | desc_scsi_status = "task aborted"; | |
3892 | break; | |
3893 | default: | |
3894 | desc_scsi_status = "unknown"; | |
3895 | break; | |
3896 | } | |
3897 | ||
3898 | desc_scsi_state[0] = '\0'; | |
3899 | if (!scsi_state) | |
3900 | desc_scsi_state = " "; | |
3901 | if (scsi_state & MPI2_SCSI_STATE_RESPONSE_INFO_VALID) | |
3902 | strcat(desc_scsi_state, "response info "); | |
3903 | if (scsi_state & MPI2_SCSI_STATE_TERMINATED) | |
3904 | strcat(desc_scsi_state, "state terminated "); | |
3905 | if (scsi_state & MPI2_SCSI_STATE_NO_SCSI_STATUS) | |
3906 | strcat(desc_scsi_state, "no status "); | |
3907 | if (scsi_state & MPI2_SCSI_STATE_AUTOSENSE_FAILED) | |
3908 | strcat(desc_scsi_state, "autosense failed "); | |
3909 | if (scsi_state & MPI2_SCSI_STATE_AUTOSENSE_VALID) | |
3910 | strcat(desc_scsi_state, "autosense valid "); | |
3911 | ||
3912 | scsi_print_command(scmd); | |
3913 | ||
3914 | if (priv_target->flags & MPT_TARGET_FLAGS_VOLUME) { | |
3915 | pr_warn(MPT3SAS_FMT "\t%s wwid(0x%016llx)\n", ioc->name, | |
3916 | device_str, (unsigned long long)priv_target->sas_address); | |
3917 | } else { | |
3918 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
3919 | sas_device = mpt3sas_scsih_sas_device_find_by_sas_address(ioc, | |
3920 | priv_target->sas_address); | |
3921 | if (sas_device) { | |
3922 | pr_warn(MPT3SAS_FMT | |
3923 | "\tsas_address(0x%016llx), phy(%d)\n", | |
3924 | ioc->name, (unsigned long long) | |
3925 | sas_device->sas_address, sas_device->phy); | |
e6d45e3e SR |
3926 | if (sas_device->enclosure_handle != 0) |
3927 | pr_warn(MPT3SAS_FMT | |
3928 | "\tenclosure_logical_id(0x%016llx)," | |
3929 | "slot(%d)\n", ioc->name, | |
3930 | (unsigned long long) | |
3931 | sas_device->enclosure_logical_id, | |
3932 | sas_device->slot); | |
3933 | if (sas_device->connector_name[0]) | |
3934 | pr_warn(MPT3SAS_FMT | |
3935 | "\tenclosure level(0x%04x)," | |
3936 | " connector name( %s)\n", ioc->name, | |
3937 | sas_device->enclosure_level, | |
3938 | sas_device->connector_name); | |
f92363d1 SR |
3939 | } |
3940 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
3941 | } | |
3942 | ||
3943 | pr_warn(MPT3SAS_FMT | |
3944 | "\thandle(0x%04x), ioc_status(%s)(0x%04x), smid(%d)\n", | |
3945 | ioc->name, le16_to_cpu(mpi_reply->DevHandle), | |
3946 | desc_ioc_state, ioc_status, smid); | |
3947 | pr_warn(MPT3SAS_FMT | |
3948 | "\trequest_len(%d), underflow(%d), resid(%d)\n", | |
3949 | ioc->name, scsi_bufflen(scmd), scmd->underflow, | |
3950 | scsi_get_resid(scmd)); | |
3951 | pr_warn(MPT3SAS_FMT | |
3952 | "\ttag(%d), transfer_count(%d), sc->result(0x%08x)\n", | |
3953 | ioc->name, le16_to_cpu(mpi_reply->TaskTag), | |
3954 | le32_to_cpu(mpi_reply->TransferCount), scmd->result); | |
3955 | pr_warn(MPT3SAS_FMT | |
3956 | "\tscsi_status(%s)(0x%02x), scsi_state(%s)(0x%02x)\n", | |
3957 | ioc->name, desc_scsi_status, | |
3958 | scsi_status, desc_scsi_state, scsi_state); | |
3959 | ||
3960 | if (scsi_state & MPI2_SCSI_STATE_AUTOSENSE_VALID) { | |
3961 | struct sense_info data; | |
3962 | _scsih_normalize_sense(scmd->sense_buffer, &data); | |
3963 | pr_warn(MPT3SAS_FMT | |
3964 | "\t[sense_key,asc,ascq]: [0x%02x,0x%02x,0x%02x], count(%d)\n", | |
3965 | ioc->name, data.skey, | |
3966 | data.asc, data.ascq, le32_to_cpu(mpi_reply->SenseCount)); | |
3967 | } | |
3968 | ||
3969 | if (scsi_state & MPI2_SCSI_STATE_RESPONSE_INFO_VALID) { | |
3970 | response_info = le32_to_cpu(mpi_reply->ResponseInfo); | |
3971 | response_bytes = (u8 *)&response_info; | |
3972 | _scsih_response_code(ioc, response_bytes[0]); | |
3973 | } | |
3974 | } | |
f92363d1 SR |
3975 | |
3976 | /** | |
0f624c39 | 3977 | * _scsih_turn_on_pfa_led - illuminate PFA LED |
f92363d1 SR |
3978 | * @ioc: per adapter object |
3979 | * @handle: device handle | |
3980 | * Context: process | |
3981 | * | |
3982 | * Return nothing. | |
3983 | */ | |
3984 | static void | |
0f624c39 | 3985 | _scsih_turn_on_pfa_led(struct MPT3SAS_ADAPTER *ioc, u16 handle) |
f92363d1 SR |
3986 | { |
3987 | Mpi2SepReply_t mpi_reply; | |
3988 | Mpi2SepRequest_t mpi_request; | |
0f624c39 SR |
3989 | struct _sas_device *sas_device; |
3990 | ||
3991 | sas_device = _scsih_sas_device_find_by_handle(ioc, handle); | |
3992 | if (!sas_device) | |
3993 | return; | |
f92363d1 SR |
3994 | |
3995 | memset(&mpi_request, 0, sizeof(Mpi2SepRequest_t)); | |
3996 | mpi_request.Function = MPI2_FUNCTION_SCSI_ENCLOSURE_PROCESSOR; | |
3997 | mpi_request.Action = MPI2_SEP_REQ_ACTION_WRITE_STATUS; | |
3998 | mpi_request.SlotStatus = | |
3999 | cpu_to_le32(MPI2_SEP_REQ_SLOTSTATUS_PREDICTED_FAULT); | |
4000 | mpi_request.DevHandle = cpu_to_le16(handle); | |
4001 | mpi_request.Flags = MPI2_SEP_REQ_FLAGS_DEVHANDLE_ADDRESS; | |
4002 | if ((mpt3sas_base_scsi_enclosure_processor(ioc, &mpi_reply, | |
4003 | &mpi_request)) != 0) { | |
4004 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", ioc->name, | |
4005 | __FILE__, __LINE__, __func__); | |
4006 | return; | |
4007 | } | |
0f624c39 | 4008 | sas_device->pfa_led_on = 1; |
f92363d1 SR |
4009 | |
4010 | if (mpi_reply.IOCStatus || mpi_reply.IOCLogInfo) { | |
4011 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
4012 | "enclosure_processor: ioc_status (0x%04x), loginfo(0x%08x)\n", | |
4013 | ioc->name, le16_to_cpu(mpi_reply.IOCStatus), | |
4014 | le32_to_cpu(mpi_reply.IOCLogInfo))); | |
4015 | return; | |
4016 | } | |
4017 | } | |
0f624c39 SR |
4018 | /** |
4019 | * _scsih_turn_off_pfa_led - turn off Fault LED | |
4020 | * @ioc: per adapter object | |
4021 | * @sas_device: sas device whose PFA LED has to turned off | |
4022 | * Context: process | |
4023 | * | |
4024 | * Return nothing. | |
4025 | */ | |
4026 | static void | |
4027 | _scsih_turn_off_pfa_led(struct MPT3SAS_ADAPTER *ioc, | |
4028 | struct _sas_device *sas_device) | |
4029 | { | |
4030 | Mpi2SepReply_t mpi_reply; | |
4031 | Mpi2SepRequest_t mpi_request; | |
f92363d1 | 4032 | |
0f624c39 SR |
4033 | memset(&mpi_request, 0, sizeof(Mpi2SepRequest_t)); |
4034 | mpi_request.Function = MPI2_FUNCTION_SCSI_ENCLOSURE_PROCESSOR; | |
4035 | mpi_request.Action = MPI2_SEP_REQ_ACTION_WRITE_STATUS; | |
4036 | mpi_request.SlotStatus = 0; | |
4037 | mpi_request.Slot = cpu_to_le16(sas_device->slot); | |
4038 | mpi_request.DevHandle = 0; | |
4039 | mpi_request.EnclosureHandle = cpu_to_le16(sas_device->enclosure_handle); | |
4040 | mpi_request.Flags = MPI2_SEP_REQ_FLAGS_ENCLOSURE_SLOT_ADDRESS; | |
4041 | if ((mpt3sas_base_scsi_enclosure_processor(ioc, &mpi_reply, | |
4042 | &mpi_request)) != 0) { | |
4043 | printk(MPT3SAS_FMT "failure at %s:%d/%s()!\n", ioc->name, | |
4044 | __FILE__, __LINE__, __func__); | |
4045 | return; | |
4046 | } | |
4047 | ||
4048 | if (mpi_reply.IOCStatus || mpi_reply.IOCLogInfo) { | |
4049 | dewtprintk(ioc, printk(MPT3SAS_FMT | |
4050 | "enclosure_processor: ioc_status (0x%04x), loginfo(0x%08x)\n", | |
4051 | ioc->name, le16_to_cpu(mpi_reply.IOCStatus), | |
4052 | le32_to_cpu(mpi_reply.IOCLogInfo))); | |
4053 | return; | |
4054 | } | |
4055 | } | |
f92363d1 | 4056 | /** |
0f624c39 | 4057 | * _scsih_send_event_to_turn_on_pfa_led - fire delayed event |
f92363d1 SR |
4058 | * @ioc: per adapter object |
4059 | * @handle: device handle | |
4060 | * Context: interrupt. | |
4061 | * | |
4062 | * Return nothing. | |
4063 | */ | |
4064 | static void | |
0f624c39 | 4065 | _scsih_send_event_to_turn_on_pfa_led(struct MPT3SAS_ADAPTER *ioc, u16 handle) |
f92363d1 SR |
4066 | { |
4067 | struct fw_event_work *fw_event; | |
4068 | ||
4069 | fw_event = kzalloc(sizeof(struct fw_event_work), GFP_ATOMIC); | |
4070 | if (!fw_event) | |
4071 | return; | |
0f624c39 | 4072 | fw_event->event = MPT3SAS_TURN_ON_PFA_LED; |
f92363d1 SR |
4073 | fw_event->device_handle = handle; |
4074 | fw_event->ioc = ioc; | |
4075 | _scsih_fw_event_add(ioc, fw_event); | |
4076 | } | |
4077 | ||
4078 | /** | |
4079 | * _scsih_smart_predicted_fault - process smart errors | |
4080 | * @ioc: per adapter object | |
4081 | * @handle: device handle | |
4082 | * Context: interrupt. | |
4083 | * | |
4084 | * Return nothing. | |
4085 | */ | |
4086 | static void | |
4087 | _scsih_smart_predicted_fault(struct MPT3SAS_ADAPTER *ioc, u16 handle) | |
4088 | { | |
4089 | struct scsi_target *starget; | |
4090 | struct MPT3SAS_TARGET *sas_target_priv_data; | |
4091 | Mpi2EventNotificationReply_t *event_reply; | |
4092 | Mpi2EventDataSasDeviceStatusChange_t *event_data; | |
4093 | struct _sas_device *sas_device; | |
4094 | ssize_t sz; | |
4095 | unsigned long flags; | |
4096 | ||
4097 | /* only handle non-raid devices */ | |
4098 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
4099 | sas_device = _scsih_sas_device_find_by_handle(ioc, handle); | |
4100 | if (!sas_device) { | |
4101 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
4102 | return; | |
4103 | } | |
4104 | starget = sas_device->starget; | |
4105 | sas_target_priv_data = starget->hostdata; | |
4106 | ||
4107 | if ((sas_target_priv_data->flags & MPT_TARGET_FLAGS_RAID_COMPONENT) || | |
4108 | ((sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME))) { | |
4109 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
4110 | return; | |
4111 | } | |
e6d45e3e SR |
4112 | if (sas_device->enclosure_handle != 0) |
4113 | starget_printk(KERN_INFO, starget, "predicted fault, " | |
4114 | "enclosure logical id(0x%016llx), slot(%d)\n", | |
4115 | (unsigned long long)sas_device->enclosure_logical_id, | |
4116 | sas_device->slot); | |
4117 | if (sas_device->connector_name[0] != '\0') | |
4118 | starget_printk(KERN_WARNING, starget, "predicted fault, " | |
4119 | "enclosure level(0x%04x), connector name( %s)\n", | |
4120 | sas_device->enclosure_level, | |
4121 | sas_device->connector_name); | |
f92363d1 SR |
4122 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
4123 | ||
4124 | if (ioc->pdev->subsystem_vendor == PCI_VENDOR_ID_IBM) | |
0f624c39 | 4125 | _scsih_send_event_to_turn_on_pfa_led(ioc, handle); |
f92363d1 SR |
4126 | |
4127 | /* insert into event log */ | |
4128 | sz = offsetof(Mpi2EventNotificationReply_t, EventData) + | |
4129 | sizeof(Mpi2EventDataSasDeviceStatusChange_t); | |
4130 | event_reply = kzalloc(sz, GFP_KERNEL); | |
4131 | if (!event_reply) { | |
4132 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
4133 | ioc->name, __FILE__, __LINE__, __func__); | |
4134 | return; | |
4135 | } | |
4136 | ||
4137 | event_reply->Function = MPI2_FUNCTION_EVENT_NOTIFICATION; | |
4138 | event_reply->Event = | |
4139 | cpu_to_le16(MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE); | |
4140 | event_reply->MsgLength = sz/4; | |
4141 | event_reply->EventDataLength = | |
4142 | cpu_to_le16(sizeof(Mpi2EventDataSasDeviceStatusChange_t)/4); | |
4143 | event_data = (Mpi2EventDataSasDeviceStatusChange_t *) | |
4144 | event_reply->EventData; | |
4145 | event_data->ReasonCode = MPI2_EVENT_SAS_DEV_STAT_RC_SMART_DATA; | |
4146 | event_data->ASC = 0x5D; | |
4147 | event_data->DevHandle = cpu_to_le16(handle); | |
4148 | event_data->SASAddress = cpu_to_le64(sas_target_priv_data->sas_address); | |
4149 | mpt3sas_ctl_add_to_event_log(ioc, event_reply); | |
4150 | kfree(event_reply); | |
4151 | } | |
4152 | ||
4153 | /** | |
4154 | * _scsih_io_done - scsi request callback | |
4155 | * @ioc: per adapter object | |
4156 | * @smid: system request message index | |
4157 | * @msix_index: MSIX table index supplied by the OS | |
4158 | * @reply: reply message frame(lower 32bit addr) | |
4159 | * | |
4160 | * Callback handler when using _scsih_qcmd. | |
4161 | * | |
4162 | * Return 1 meaning mf should be freed from _base_interrupt | |
4163 | * 0 means the mf is freed from this function. | |
4164 | */ | |
4165 | static u8 | |
4166 | _scsih_io_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply) | |
4167 | { | |
4168 | Mpi2SCSIIORequest_t *mpi_request; | |
4169 | Mpi2SCSIIOReply_t *mpi_reply; | |
4170 | struct scsi_cmnd *scmd; | |
4171 | u16 ioc_status; | |
4172 | u32 xfer_cnt; | |
4173 | u8 scsi_state; | |
4174 | u8 scsi_status; | |
4175 | u32 log_info; | |
4176 | struct MPT3SAS_DEVICE *sas_device_priv_data; | |
4177 | u32 response_code = 0; | |
4178 | ||
4179 | mpi_reply = mpt3sas_base_get_reply_virt_addr(ioc, reply); | |
4180 | scmd = _scsih_scsi_lookup_get_clear(ioc, smid); | |
4181 | if (scmd == NULL) | |
4182 | return 1; | |
4183 | ||
4184 | mpi_request = mpt3sas_base_get_msg_frame(ioc, smid); | |
4185 | ||
4186 | if (mpi_reply == NULL) { | |
4187 | scmd->result = DID_OK << 16; | |
4188 | goto out; | |
4189 | } | |
4190 | ||
4191 | sas_device_priv_data = scmd->device->hostdata; | |
4192 | if (!sas_device_priv_data || !sas_device_priv_data->sas_target || | |
4193 | sas_device_priv_data->sas_target->deleted) { | |
4194 | scmd->result = DID_NO_CONNECT << 16; | |
4195 | goto out; | |
4196 | } | |
4197 | ioc_status = le16_to_cpu(mpi_reply->IOCStatus); | |
4198 | ||
4199 | /* turning off TLR */ | |
4200 | scsi_state = mpi_reply->SCSIState; | |
4201 | if (scsi_state & MPI2_SCSI_STATE_RESPONSE_INFO_VALID) | |
4202 | response_code = | |
4203 | le32_to_cpu(mpi_reply->ResponseInfo) & 0xFF; | |
4204 | if (!sas_device_priv_data->tlr_snoop_check) { | |
4205 | sas_device_priv_data->tlr_snoop_check++; | |
4206 | if ((sas_device_priv_data->flags & MPT_DEVICE_TLR_ON) && | |
4207 | response_code == MPI2_SCSITASKMGMT_RSP_INVALID_FRAME) | |
4208 | sas_device_priv_data->flags &= | |
4209 | ~MPT_DEVICE_TLR_ON; | |
4210 | } | |
4211 | ||
4212 | xfer_cnt = le32_to_cpu(mpi_reply->TransferCount); | |
4213 | scsi_set_resid(scmd, scsi_bufflen(scmd) - xfer_cnt); | |
4214 | if (ioc_status & MPI2_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE) | |
4215 | log_info = le32_to_cpu(mpi_reply->IOCLogInfo); | |
4216 | else | |
4217 | log_info = 0; | |
4218 | ioc_status &= MPI2_IOCSTATUS_MASK; | |
4219 | scsi_status = mpi_reply->SCSIStatus; | |
4220 | ||
4221 | if (ioc_status == MPI2_IOCSTATUS_SCSI_DATA_UNDERRUN && xfer_cnt == 0 && | |
4222 | (scsi_status == MPI2_SCSI_STATUS_BUSY || | |
4223 | scsi_status == MPI2_SCSI_STATUS_RESERVATION_CONFLICT || | |
4224 | scsi_status == MPI2_SCSI_STATUS_TASK_SET_FULL)) { | |
4225 | ioc_status = MPI2_IOCSTATUS_SUCCESS; | |
4226 | } | |
4227 | ||
4228 | if (scsi_state & MPI2_SCSI_STATE_AUTOSENSE_VALID) { | |
4229 | struct sense_info data; | |
4230 | const void *sense_data = mpt3sas_base_get_sense_buffer(ioc, | |
4231 | smid); | |
4232 | u32 sz = min_t(u32, SCSI_SENSE_BUFFERSIZE, | |
4233 | le32_to_cpu(mpi_reply->SenseCount)); | |
4234 | memcpy(scmd->sense_buffer, sense_data, sz); | |
4235 | _scsih_normalize_sense(scmd->sense_buffer, &data); | |
4236 | /* failure prediction threshold exceeded */ | |
4237 | if (data.asc == 0x5D) | |
4238 | _scsih_smart_predicted_fault(ioc, | |
4239 | le16_to_cpu(mpi_reply->DevHandle)); | |
4240 | mpt3sas_trigger_scsi(ioc, data.skey, data.asc, data.ascq); | |
f92363d1 | 4241 | |
e6d45e3e SR |
4242 | if (!(ioc->logging_level & MPT_DEBUG_REPLY) && |
4243 | ((scmd->sense_buffer[2] == UNIT_ATTENTION) || | |
4244 | (scmd->sense_buffer[2] == MEDIUM_ERROR) || | |
4245 | (scmd->sense_buffer[2] == HARDWARE_ERROR))) | |
4246 | _scsih_scsi_ioc_info(ioc, scmd, mpi_reply, smid); | |
e6d45e3e | 4247 | } |
f92363d1 SR |
4248 | switch (ioc_status) { |
4249 | case MPI2_IOCSTATUS_BUSY: | |
4250 | case MPI2_IOCSTATUS_INSUFFICIENT_RESOURCES: | |
4251 | scmd->result = SAM_STAT_BUSY; | |
4252 | break; | |
4253 | ||
4254 | case MPI2_IOCSTATUS_SCSI_DEVICE_NOT_THERE: | |
4255 | scmd->result = DID_NO_CONNECT << 16; | |
4256 | break; | |
4257 | ||
4258 | case MPI2_IOCSTATUS_SCSI_IOC_TERMINATED: | |
4259 | if (sas_device_priv_data->block) { | |
4260 | scmd->result = DID_TRANSPORT_DISRUPTED << 16; | |
4261 | goto out; | |
4262 | } | |
4263 | if (log_info == 0x31110630) { | |
4264 | if (scmd->retries > 2) { | |
4265 | scmd->result = DID_NO_CONNECT << 16; | |
4266 | scsi_device_set_state(scmd->device, | |
4267 | SDEV_OFFLINE); | |
4268 | } else { | |
4269 | scmd->result = DID_SOFT_ERROR << 16; | |
4270 | scmd->device->expecting_cc_ua = 1; | |
4271 | } | |
4272 | break; | |
3898f08e SR |
4273 | } else if (log_info == VIRTUAL_IO_FAILED_RETRY) { |
4274 | scmd->result = DID_RESET << 16; | |
4275 | break; | |
f92363d1 SR |
4276 | } |
4277 | scmd->result = DID_SOFT_ERROR << 16; | |
4278 | break; | |
4279 | case MPI2_IOCSTATUS_SCSI_TASK_TERMINATED: | |
4280 | case MPI2_IOCSTATUS_SCSI_EXT_TERMINATED: | |
4281 | scmd->result = DID_RESET << 16; | |
4282 | break; | |
4283 | ||
4284 | case MPI2_IOCSTATUS_SCSI_RESIDUAL_MISMATCH: | |
4285 | if ((xfer_cnt == 0) || (scmd->underflow > xfer_cnt)) | |
4286 | scmd->result = DID_SOFT_ERROR << 16; | |
4287 | else | |
4288 | scmd->result = (DID_OK << 16) | scsi_status; | |
4289 | break; | |
4290 | ||
4291 | case MPI2_IOCSTATUS_SCSI_DATA_UNDERRUN: | |
4292 | scmd->result = (DID_OK << 16) | scsi_status; | |
4293 | ||
4294 | if ((scsi_state & MPI2_SCSI_STATE_AUTOSENSE_VALID)) | |
4295 | break; | |
4296 | ||
4297 | if (xfer_cnt < scmd->underflow) { | |
4298 | if (scsi_status == SAM_STAT_BUSY) | |
4299 | scmd->result = SAM_STAT_BUSY; | |
4300 | else | |
4301 | scmd->result = DID_SOFT_ERROR << 16; | |
4302 | } else if (scsi_state & (MPI2_SCSI_STATE_AUTOSENSE_FAILED | | |
4303 | MPI2_SCSI_STATE_NO_SCSI_STATUS)) | |
4304 | scmd->result = DID_SOFT_ERROR << 16; | |
4305 | else if (scsi_state & MPI2_SCSI_STATE_TERMINATED) | |
4306 | scmd->result = DID_RESET << 16; | |
4307 | else if (!xfer_cnt && scmd->cmnd[0] == REPORT_LUNS) { | |
4308 | mpi_reply->SCSIState = MPI2_SCSI_STATE_AUTOSENSE_VALID; | |
4309 | mpi_reply->SCSIStatus = SAM_STAT_CHECK_CONDITION; | |
4310 | scmd->result = (DRIVER_SENSE << 24) | | |
4311 | SAM_STAT_CHECK_CONDITION; | |
4312 | scmd->sense_buffer[0] = 0x70; | |
4313 | scmd->sense_buffer[2] = ILLEGAL_REQUEST; | |
4314 | scmd->sense_buffer[12] = 0x20; | |
4315 | scmd->sense_buffer[13] = 0; | |
4316 | } | |
4317 | break; | |
4318 | ||
4319 | case MPI2_IOCSTATUS_SCSI_DATA_OVERRUN: | |
4320 | scsi_set_resid(scmd, 0); | |
4321 | case MPI2_IOCSTATUS_SCSI_RECOVERED_ERROR: | |
4322 | case MPI2_IOCSTATUS_SUCCESS: | |
4323 | scmd->result = (DID_OK << 16) | scsi_status; | |
4324 | if (response_code == | |
4325 | MPI2_SCSITASKMGMT_RSP_INVALID_FRAME || | |
4326 | (scsi_state & (MPI2_SCSI_STATE_AUTOSENSE_FAILED | | |
4327 | MPI2_SCSI_STATE_NO_SCSI_STATUS))) | |
4328 | scmd->result = DID_SOFT_ERROR << 16; | |
4329 | else if (scsi_state & MPI2_SCSI_STATE_TERMINATED) | |
4330 | scmd->result = DID_RESET << 16; | |
4331 | break; | |
4332 | ||
4333 | case MPI2_IOCSTATUS_EEDP_GUARD_ERROR: | |
4334 | case MPI2_IOCSTATUS_EEDP_REF_TAG_ERROR: | |
4335 | case MPI2_IOCSTATUS_EEDP_APP_TAG_ERROR: | |
4336 | _scsih_eedp_error_handling(scmd, ioc_status); | |
4337 | break; | |
4338 | ||
4339 | case MPI2_IOCSTATUS_SCSI_PROTOCOL_ERROR: | |
4340 | case MPI2_IOCSTATUS_INVALID_FUNCTION: | |
4341 | case MPI2_IOCSTATUS_INVALID_SGL: | |
4342 | case MPI2_IOCSTATUS_INTERNAL_ERROR: | |
4343 | case MPI2_IOCSTATUS_INVALID_FIELD: | |
4344 | case MPI2_IOCSTATUS_INVALID_STATE: | |
4345 | case MPI2_IOCSTATUS_SCSI_IO_DATA_ERROR: | |
4346 | case MPI2_IOCSTATUS_SCSI_TASK_MGMT_FAILED: | |
4347 | default: | |
4348 | scmd->result = DID_SOFT_ERROR << 16; | |
4349 | break; | |
4350 | ||
4351 | } | |
4352 | ||
f92363d1 SR |
4353 | if (scmd->result && (ioc->logging_level & MPT_DEBUG_REPLY)) |
4354 | _scsih_scsi_ioc_info(ioc , scmd, mpi_reply, smid); | |
f92363d1 SR |
4355 | |
4356 | out: | |
4357 | ||
4358 | scsi_dma_unmap(scmd); | |
4359 | ||
4360 | scmd->scsi_done(scmd); | |
4361 | return 1; | |
4362 | } | |
4363 | ||
4364 | /** | |
4365 | * _scsih_sas_host_refresh - refreshing sas host object contents | |
4366 | * @ioc: per adapter object | |
4367 | * Context: user | |
4368 | * | |
4369 | * During port enable, fw will send topology events for every device. Its | |
4370 | * possible that the handles may change from the previous setting, so this | |
4371 | * code keeping handles updating if changed. | |
4372 | * | |
4373 | * Return nothing. | |
4374 | */ | |
4375 | static void | |
4376 | _scsih_sas_host_refresh(struct MPT3SAS_ADAPTER *ioc) | |
4377 | { | |
4378 | u16 sz; | |
4379 | u16 ioc_status; | |
4380 | int i; | |
4381 | Mpi2ConfigReply_t mpi_reply; | |
4382 | Mpi2SasIOUnitPage0_t *sas_iounit_pg0 = NULL; | |
4383 | u16 attached_handle; | |
4384 | u8 link_rate; | |
4385 | ||
4386 | dtmprintk(ioc, pr_info(MPT3SAS_FMT | |
4387 | "updating handles for sas_host(0x%016llx)\n", | |
4388 | ioc->name, (unsigned long long)ioc->sas_hba.sas_address)); | |
4389 | ||
4390 | sz = offsetof(Mpi2SasIOUnitPage0_t, PhyData) + (ioc->sas_hba.num_phys | |
4391 | * sizeof(Mpi2SasIOUnit0PhyData_t)); | |
4392 | sas_iounit_pg0 = kzalloc(sz, GFP_KERNEL); | |
4393 | if (!sas_iounit_pg0) { | |
4394 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
4395 | ioc->name, __FILE__, __LINE__, __func__); | |
4396 | return; | |
4397 | } | |
4398 | ||
4399 | if ((mpt3sas_config_get_sas_iounit_pg0(ioc, &mpi_reply, | |
4400 | sas_iounit_pg0, sz)) != 0) | |
4401 | goto out; | |
4402 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK; | |
4403 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) | |
4404 | goto out; | |
4405 | for (i = 0; i < ioc->sas_hba.num_phys ; i++) { | |
4406 | link_rate = sas_iounit_pg0->PhyData[i].NegotiatedLinkRate >> 4; | |
4407 | if (i == 0) | |
4408 | ioc->sas_hba.handle = le16_to_cpu(sas_iounit_pg0-> | |
4409 | PhyData[0].ControllerDevHandle); | |
4410 | ioc->sas_hba.phy[i].handle = ioc->sas_hba.handle; | |
4411 | attached_handle = le16_to_cpu(sas_iounit_pg0->PhyData[i]. | |
4412 | AttachedDevHandle); | |
4413 | if (attached_handle && link_rate < MPI2_SAS_NEG_LINK_RATE_1_5) | |
4414 | link_rate = MPI2_SAS_NEG_LINK_RATE_1_5; | |
4415 | mpt3sas_transport_update_links(ioc, ioc->sas_hba.sas_address, | |
4416 | attached_handle, i, link_rate); | |
4417 | } | |
4418 | out: | |
4419 | kfree(sas_iounit_pg0); | |
4420 | } | |
4421 | ||
4422 | /** | |
4423 | * _scsih_sas_host_add - create sas host object | |
4424 | * @ioc: per adapter object | |
4425 | * | |
4426 | * Creating host side data object, stored in ioc->sas_hba | |
4427 | * | |
4428 | * Return nothing. | |
4429 | */ | |
4430 | static void | |
4431 | _scsih_sas_host_add(struct MPT3SAS_ADAPTER *ioc) | |
4432 | { | |
4433 | int i; | |
4434 | Mpi2ConfigReply_t mpi_reply; | |
4435 | Mpi2SasIOUnitPage0_t *sas_iounit_pg0 = NULL; | |
4436 | Mpi2SasIOUnitPage1_t *sas_iounit_pg1 = NULL; | |
4437 | Mpi2SasPhyPage0_t phy_pg0; | |
4438 | Mpi2SasDevicePage0_t sas_device_pg0; | |
4439 | Mpi2SasEnclosurePage0_t enclosure_pg0; | |
4440 | u16 ioc_status; | |
4441 | u16 sz; | |
4442 | u8 device_missing_delay; | |
4443 | ||
4444 | mpt3sas_config_get_number_hba_phys(ioc, &ioc->sas_hba.num_phys); | |
4445 | if (!ioc->sas_hba.num_phys) { | |
4446 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
4447 | ioc->name, __FILE__, __LINE__, __func__); | |
4448 | return; | |
4449 | } | |
4450 | ||
4451 | /* sas_iounit page 0 */ | |
4452 | sz = offsetof(Mpi2SasIOUnitPage0_t, PhyData) + (ioc->sas_hba.num_phys * | |
4453 | sizeof(Mpi2SasIOUnit0PhyData_t)); | |
4454 | sas_iounit_pg0 = kzalloc(sz, GFP_KERNEL); | |
4455 | if (!sas_iounit_pg0) { | |
4456 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
4457 | ioc->name, __FILE__, __LINE__, __func__); | |
4458 | return; | |
4459 | } | |
4460 | if ((mpt3sas_config_get_sas_iounit_pg0(ioc, &mpi_reply, | |
4461 | sas_iounit_pg0, sz))) { | |
4462 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
4463 | ioc->name, __FILE__, __LINE__, __func__); | |
4464 | goto out; | |
4465 | } | |
4466 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
4467 | MPI2_IOCSTATUS_MASK; | |
4468 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { | |
4469 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
4470 | ioc->name, __FILE__, __LINE__, __func__); | |
4471 | goto out; | |
4472 | } | |
4473 | ||
4474 | /* sas_iounit page 1 */ | |
4475 | sz = offsetof(Mpi2SasIOUnitPage1_t, PhyData) + (ioc->sas_hba.num_phys * | |
4476 | sizeof(Mpi2SasIOUnit1PhyData_t)); | |
4477 | sas_iounit_pg1 = kzalloc(sz, GFP_KERNEL); | |
4478 | if (!sas_iounit_pg1) { | |
4479 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
4480 | ioc->name, __FILE__, __LINE__, __func__); | |
4481 | goto out; | |
4482 | } | |
4483 | if ((mpt3sas_config_get_sas_iounit_pg1(ioc, &mpi_reply, | |
4484 | sas_iounit_pg1, sz))) { | |
4485 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
4486 | ioc->name, __FILE__, __LINE__, __func__); | |
4487 | goto out; | |
4488 | } | |
4489 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
4490 | MPI2_IOCSTATUS_MASK; | |
4491 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { | |
4492 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
4493 | ioc->name, __FILE__, __LINE__, __func__); | |
4494 | goto out; | |
4495 | } | |
4496 | ||
4497 | ioc->io_missing_delay = | |
4498 | sas_iounit_pg1->IODeviceMissingDelay; | |
4499 | device_missing_delay = | |
4500 | sas_iounit_pg1->ReportDeviceMissingDelay; | |
4501 | if (device_missing_delay & MPI2_SASIOUNIT1_REPORT_MISSING_UNIT_16) | |
4502 | ioc->device_missing_delay = (device_missing_delay & | |
4503 | MPI2_SASIOUNIT1_REPORT_MISSING_TIMEOUT_MASK) * 16; | |
4504 | else | |
4505 | ioc->device_missing_delay = device_missing_delay & | |
4506 | MPI2_SASIOUNIT1_REPORT_MISSING_TIMEOUT_MASK; | |
4507 | ||
4508 | ioc->sas_hba.parent_dev = &ioc->shost->shost_gendev; | |
4509 | ioc->sas_hba.phy = kcalloc(ioc->sas_hba.num_phys, | |
4510 | sizeof(struct _sas_phy), GFP_KERNEL); | |
4511 | if (!ioc->sas_hba.phy) { | |
4512 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
4513 | ioc->name, __FILE__, __LINE__, __func__); | |
4514 | goto out; | |
4515 | } | |
4516 | for (i = 0; i < ioc->sas_hba.num_phys ; i++) { | |
4517 | if ((mpt3sas_config_get_phy_pg0(ioc, &mpi_reply, &phy_pg0, | |
4518 | i))) { | |
4519 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
4520 | ioc->name, __FILE__, __LINE__, __func__); | |
4521 | goto out; | |
4522 | } | |
4523 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
4524 | MPI2_IOCSTATUS_MASK; | |
4525 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { | |
4526 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
4527 | ioc->name, __FILE__, __LINE__, __func__); | |
4528 | goto out; | |
4529 | } | |
4530 | ||
4531 | if (i == 0) | |
4532 | ioc->sas_hba.handle = le16_to_cpu(sas_iounit_pg0-> | |
4533 | PhyData[0].ControllerDevHandle); | |
4534 | ioc->sas_hba.phy[i].handle = ioc->sas_hba.handle; | |
4535 | ioc->sas_hba.phy[i].phy_id = i; | |
4536 | mpt3sas_transport_add_host_phy(ioc, &ioc->sas_hba.phy[i], | |
4537 | phy_pg0, ioc->sas_hba.parent_dev); | |
4538 | } | |
4539 | if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0, | |
4540 | MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, ioc->sas_hba.handle))) { | |
4541 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
4542 | ioc->name, __FILE__, __LINE__, __func__); | |
4543 | goto out; | |
4544 | } | |
4545 | ioc->sas_hba.enclosure_handle = | |
4546 | le16_to_cpu(sas_device_pg0.EnclosureHandle); | |
4547 | ioc->sas_hba.sas_address = le64_to_cpu(sas_device_pg0.SASAddress); | |
4548 | pr_info(MPT3SAS_FMT | |
4549 | "host_add: handle(0x%04x), sas_addr(0x%016llx), phys(%d)\n", | |
4550 | ioc->name, ioc->sas_hba.handle, | |
4551 | (unsigned long long) ioc->sas_hba.sas_address, | |
4552 | ioc->sas_hba.num_phys) ; | |
4553 | ||
4554 | if (ioc->sas_hba.enclosure_handle) { | |
4555 | if (!(mpt3sas_config_get_enclosure_pg0(ioc, &mpi_reply, | |
4556 | &enclosure_pg0, MPI2_SAS_ENCLOS_PGAD_FORM_HANDLE, | |
4557 | ioc->sas_hba.enclosure_handle))) | |
4558 | ioc->sas_hba.enclosure_logical_id = | |
4559 | le64_to_cpu(enclosure_pg0.EnclosureLogicalID); | |
4560 | } | |
4561 | ||
4562 | out: | |
4563 | kfree(sas_iounit_pg1); | |
4564 | kfree(sas_iounit_pg0); | |
4565 | } | |
4566 | ||
4567 | /** | |
4568 | * _scsih_expander_add - creating expander object | |
4569 | * @ioc: per adapter object | |
4570 | * @handle: expander handle | |
4571 | * | |
4572 | * Creating expander object, stored in ioc->sas_expander_list. | |
4573 | * | |
4574 | * Return 0 for success, else error. | |
4575 | */ | |
4576 | static int | |
4577 | _scsih_expander_add(struct MPT3SAS_ADAPTER *ioc, u16 handle) | |
4578 | { | |
4579 | struct _sas_node *sas_expander; | |
4580 | Mpi2ConfigReply_t mpi_reply; | |
4581 | Mpi2ExpanderPage0_t expander_pg0; | |
4582 | Mpi2ExpanderPage1_t expander_pg1; | |
4583 | Mpi2SasEnclosurePage0_t enclosure_pg0; | |
4584 | u32 ioc_status; | |
4585 | u16 parent_handle; | |
4586 | u64 sas_address, sas_address_parent = 0; | |
4587 | int i; | |
4588 | unsigned long flags; | |
4589 | struct _sas_port *mpt3sas_port = NULL; | |
4590 | ||
4591 | int rc = 0; | |
4592 | ||
4593 | if (!handle) | |
4594 | return -1; | |
4595 | ||
4596 | if (ioc->shost_recovery || ioc->pci_error_recovery) | |
4597 | return -1; | |
4598 | ||
4599 | if ((mpt3sas_config_get_expander_pg0(ioc, &mpi_reply, &expander_pg0, | |
4600 | MPI2_SAS_EXPAND_PGAD_FORM_HNDL, handle))) { | |
4601 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
4602 | ioc->name, __FILE__, __LINE__, __func__); | |
4603 | return -1; | |
4604 | } | |
4605 | ||
4606 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
4607 | MPI2_IOCSTATUS_MASK; | |
4608 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { | |
4609 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
4610 | ioc->name, __FILE__, __LINE__, __func__); | |
4611 | return -1; | |
4612 | } | |
4613 | ||
4614 | /* handle out of order topology events */ | |
4615 | parent_handle = le16_to_cpu(expander_pg0.ParentDevHandle); | |
4616 | if (_scsih_get_sas_address(ioc, parent_handle, &sas_address_parent) | |
4617 | != 0) { | |
4618 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
4619 | ioc->name, __FILE__, __LINE__, __func__); | |
4620 | return -1; | |
4621 | } | |
4622 | if (sas_address_parent != ioc->sas_hba.sas_address) { | |
4623 | spin_lock_irqsave(&ioc->sas_node_lock, flags); | |
4624 | sas_expander = mpt3sas_scsih_expander_find_by_sas_address(ioc, | |
4625 | sas_address_parent); | |
4626 | spin_unlock_irqrestore(&ioc->sas_node_lock, flags); | |
4627 | if (!sas_expander) { | |
4628 | rc = _scsih_expander_add(ioc, parent_handle); | |
4629 | if (rc != 0) | |
4630 | return rc; | |
4631 | } | |
4632 | } | |
4633 | ||
4634 | spin_lock_irqsave(&ioc->sas_node_lock, flags); | |
4635 | sas_address = le64_to_cpu(expander_pg0.SASAddress); | |
4636 | sas_expander = mpt3sas_scsih_expander_find_by_sas_address(ioc, | |
4637 | sas_address); | |
4638 | spin_unlock_irqrestore(&ioc->sas_node_lock, flags); | |
4639 | ||
4640 | if (sas_expander) | |
4641 | return 0; | |
4642 | ||
4643 | sas_expander = kzalloc(sizeof(struct _sas_node), | |
4644 | GFP_KERNEL); | |
4645 | if (!sas_expander) { | |
4646 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
4647 | ioc->name, __FILE__, __LINE__, __func__); | |
4648 | return -1; | |
4649 | } | |
4650 | ||
4651 | sas_expander->handle = handle; | |
4652 | sas_expander->num_phys = expander_pg0.NumPhys; | |
4653 | sas_expander->sas_address_parent = sas_address_parent; | |
4654 | sas_expander->sas_address = sas_address; | |
4655 | ||
4656 | pr_info(MPT3SAS_FMT "expander_add: handle(0x%04x)," \ | |
4657 | " parent(0x%04x), sas_addr(0x%016llx), phys(%d)\n", ioc->name, | |
4658 | handle, parent_handle, (unsigned long long) | |
4659 | sas_expander->sas_address, sas_expander->num_phys); | |
4660 | ||
4661 | if (!sas_expander->num_phys) | |
4662 | goto out_fail; | |
4663 | sas_expander->phy = kcalloc(sas_expander->num_phys, | |
4664 | sizeof(struct _sas_phy), GFP_KERNEL); | |
4665 | if (!sas_expander->phy) { | |
4666 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
4667 | ioc->name, __FILE__, __LINE__, __func__); | |
4668 | rc = -1; | |
4669 | goto out_fail; | |
4670 | } | |
4671 | ||
4672 | INIT_LIST_HEAD(&sas_expander->sas_port_list); | |
4673 | mpt3sas_port = mpt3sas_transport_port_add(ioc, handle, | |
4674 | sas_address_parent); | |
4675 | if (!mpt3sas_port) { | |
4676 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
4677 | ioc->name, __FILE__, __LINE__, __func__); | |
4678 | rc = -1; | |
4679 | goto out_fail; | |
4680 | } | |
4681 | sas_expander->parent_dev = &mpt3sas_port->rphy->dev; | |
4682 | ||
4683 | for (i = 0 ; i < sas_expander->num_phys ; i++) { | |
4684 | if ((mpt3sas_config_get_expander_pg1(ioc, &mpi_reply, | |
4685 | &expander_pg1, i, handle))) { | |
4686 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
4687 | ioc->name, __FILE__, __LINE__, __func__); | |
4688 | rc = -1; | |
4689 | goto out_fail; | |
4690 | } | |
4691 | sas_expander->phy[i].handle = handle; | |
4692 | sas_expander->phy[i].phy_id = i; | |
4693 | ||
4694 | if ((mpt3sas_transport_add_expander_phy(ioc, | |
4695 | &sas_expander->phy[i], expander_pg1, | |
4696 | sas_expander->parent_dev))) { | |
4697 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
4698 | ioc->name, __FILE__, __LINE__, __func__); | |
4699 | rc = -1; | |
4700 | goto out_fail; | |
4701 | } | |
4702 | } | |
4703 | ||
4704 | if (sas_expander->enclosure_handle) { | |
4705 | if (!(mpt3sas_config_get_enclosure_pg0(ioc, &mpi_reply, | |
4706 | &enclosure_pg0, MPI2_SAS_ENCLOS_PGAD_FORM_HANDLE, | |
4707 | sas_expander->enclosure_handle))) | |
4708 | sas_expander->enclosure_logical_id = | |
4709 | le64_to_cpu(enclosure_pg0.EnclosureLogicalID); | |
4710 | } | |
4711 | ||
4712 | _scsih_expander_node_add(ioc, sas_expander); | |
4713 | return 0; | |
4714 | ||
4715 | out_fail: | |
4716 | ||
4717 | if (mpt3sas_port) | |
4718 | mpt3sas_transport_port_remove(ioc, sas_expander->sas_address, | |
4719 | sas_address_parent); | |
4720 | kfree(sas_expander); | |
4721 | return rc; | |
4722 | } | |
4723 | ||
4724 | /** | |
4725 | * mpt3sas_expander_remove - removing expander object | |
4726 | * @ioc: per adapter object | |
4727 | * @sas_address: expander sas_address | |
4728 | * | |
4729 | * Return nothing. | |
4730 | */ | |
4731 | void | |
4732 | mpt3sas_expander_remove(struct MPT3SAS_ADAPTER *ioc, u64 sas_address) | |
4733 | { | |
4734 | struct _sas_node *sas_expander; | |
4735 | unsigned long flags; | |
4736 | ||
4737 | if (ioc->shost_recovery) | |
4738 | return; | |
4739 | ||
4740 | spin_lock_irqsave(&ioc->sas_node_lock, flags); | |
4741 | sas_expander = mpt3sas_scsih_expander_find_by_sas_address(ioc, | |
4742 | sas_address); | |
4743 | if (sas_expander) | |
4744 | list_del(&sas_expander->list); | |
4745 | spin_unlock_irqrestore(&ioc->sas_node_lock, flags); | |
4746 | if (sas_expander) | |
4747 | _scsih_expander_node_remove(ioc, sas_expander); | |
4748 | } | |
4749 | ||
4750 | /** | |
4751 | * _scsih_done - internal SCSI_IO callback handler. | |
4752 | * @ioc: per adapter object | |
4753 | * @smid: system request message index | |
4754 | * @msix_index: MSIX table index supplied by the OS | |
4755 | * @reply: reply message frame(lower 32bit addr) | |
4756 | * | |
4757 | * Callback handler when sending internal generated SCSI_IO. | |
4758 | * The callback index passed is `ioc->scsih_cb_idx` | |
4759 | * | |
4760 | * Return 1 meaning mf should be freed from _base_interrupt | |
4761 | * 0 means the mf is freed from this function. | |
4762 | */ | |
4763 | static u8 | |
4764 | _scsih_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply) | |
4765 | { | |
4766 | MPI2DefaultReply_t *mpi_reply; | |
4767 | ||
4768 | mpi_reply = mpt3sas_base_get_reply_virt_addr(ioc, reply); | |
4769 | if (ioc->scsih_cmds.status == MPT3_CMD_NOT_USED) | |
4770 | return 1; | |
4771 | if (ioc->scsih_cmds.smid != smid) | |
4772 | return 1; | |
4773 | ioc->scsih_cmds.status |= MPT3_CMD_COMPLETE; | |
4774 | if (mpi_reply) { | |
4775 | memcpy(ioc->scsih_cmds.reply, mpi_reply, | |
4776 | mpi_reply->MsgLength*4); | |
4777 | ioc->scsih_cmds.status |= MPT3_CMD_REPLY_VALID; | |
4778 | } | |
4779 | ioc->scsih_cmds.status &= ~MPT3_CMD_PENDING; | |
4780 | complete(&ioc->scsih_cmds.done); | |
4781 | return 1; | |
4782 | } | |
4783 | ||
4784 | ||
4785 | ||
4786 | ||
4787 | #define MPT3_MAX_LUNS (255) | |
4788 | ||
4789 | ||
4790 | /** | |
4791 | * _scsih_check_access_status - check access flags | |
4792 | * @ioc: per adapter object | |
4793 | * @sas_address: sas address | |
4794 | * @handle: sas device handle | |
4795 | * @access_flags: errors returned during discovery of the device | |
4796 | * | |
4797 | * Return 0 for success, else failure | |
4798 | */ | |
4799 | static u8 | |
4800 | _scsih_check_access_status(struct MPT3SAS_ADAPTER *ioc, u64 sas_address, | |
4801 | u16 handle, u8 access_status) | |
4802 | { | |
4803 | u8 rc = 1; | |
4804 | char *desc = NULL; | |
4805 | ||
4806 | switch (access_status) { | |
4807 | case MPI2_SAS_DEVICE0_ASTATUS_NO_ERRORS: | |
4808 | case MPI2_SAS_DEVICE0_ASTATUS_SATA_NEEDS_INITIALIZATION: | |
4809 | rc = 0; | |
4810 | break; | |
4811 | case MPI2_SAS_DEVICE0_ASTATUS_SATA_CAPABILITY_FAILED: | |
4812 | desc = "sata capability failed"; | |
4813 | break; | |
4814 | case MPI2_SAS_DEVICE0_ASTATUS_SATA_AFFILIATION_CONFLICT: | |
4815 | desc = "sata affiliation conflict"; | |
4816 | break; | |
4817 | case MPI2_SAS_DEVICE0_ASTATUS_ROUTE_NOT_ADDRESSABLE: | |
4818 | desc = "route not addressable"; | |
4819 | break; | |
4820 | case MPI2_SAS_DEVICE0_ASTATUS_SMP_ERROR_NOT_ADDRESSABLE: | |
4821 | desc = "smp error not addressable"; | |
4822 | break; | |
4823 | case MPI2_SAS_DEVICE0_ASTATUS_DEVICE_BLOCKED: | |
4824 | desc = "device blocked"; | |
4825 | break; | |
4826 | case MPI2_SAS_DEVICE0_ASTATUS_SATA_INIT_FAILED: | |
4827 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_UNKNOWN: | |
4828 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_AFFILIATION_CONFLICT: | |
4829 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_DIAG: | |
4830 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_IDENTIFICATION: | |
4831 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_CHECK_POWER: | |
4832 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_PIO_SN: | |
4833 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_MDMA_SN: | |
4834 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_UDMA_SN: | |
4835 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_ZONING_VIOLATION: | |
4836 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_NOT_ADDRESSABLE: | |
4837 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_MAX: | |
4838 | desc = "sata initialization failed"; | |
4839 | break; | |
4840 | default: | |
4841 | desc = "unknown"; | |
4842 | break; | |
4843 | } | |
4844 | ||
4845 | if (!rc) | |
4846 | return 0; | |
4847 | ||
4848 | pr_err(MPT3SAS_FMT | |
4849 | "discovery errors(%s): sas_address(0x%016llx), handle(0x%04x)\n", | |
4850 | ioc->name, desc, (unsigned long long)sas_address, handle); | |
4851 | return rc; | |
4852 | } | |
4853 | ||
4854 | /** | |
4855 | * _scsih_check_device - checking device responsiveness | |
4856 | * @ioc: per adapter object | |
4857 | * @parent_sas_address: sas address of parent expander or sas host | |
4858 | * @handle: attached device handle | |
4859 | * @phy_numberv: phy number | |
4860 | * @link_rate: new link rate | |
4861 | * | |
4862 | * Returns nothing. | |
4863 | */ | |
4864 | static void | |
4865 | _scsih_check_device(struct MPT3SAS_ADAPTER *ioc, | |
4866 | u64 parent_sas_address, u16 handle, u8 phy_number, u8 link_rate) | |
4867 | { | |
4868 | Mpi2ConfigReply_t mpi_reply; | |
4869 | Mpi2SasDevicePage0_t sas_device_pg0; | |
4870 | struct _sas_device *sas_device; | |
4871 | u32 ioc_status; | |
4872 | unsigned long flags; | |
4873 | u64 sas_address; | |
4874 | struct scsi_target *starget; | |
4875 | struct MPT3SAS_TARGET *sas_target_priv_data; | |
4876 | u32 device_info; | |
4877 | ||
4878 | ||
4879 | if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0, | |
4880 | MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) | |
4881 | return; | |
4882 | ||
4883 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK; | |
4884 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) | |
4885 | return; | |
4886 | ||
4887 | /* wide port handling ~ we need only handle device once for the phy that | |
4888 | * is matched in sas device page zero | |
4889 | */ | |
4890 | if (phy_number != sas_device_pg0.PhyNum) | |
4891 | return; | |
4892 | ||
4893 | /* check if this is end device */ | |
4894 | device_info = le32_to_cpu(sas_device_pg0.DeviceInfo); | |
4895 | if (!(_scsih_is_end_device(device_info))) | |
4896 | return; | |
4897 | ||
4898 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
4899 | sas_address = le64_to_cpu(sas_device_pg0.SASAddress); | |
4900 | sas_device = mpt3sas_scsih_sas_device_find_by_sas_address(ioc, | |
4901 | sas_address); | |
4902 | ||
4903 | if (!sas_device) { | |
4904 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
4905 | return; | |
4906 | } | |
4907 | ||
4908 | if (unlikely(sas_device->handle != handle)) { | |
4909 | starget = sas_device->starget; | |
4910 | sas_target_priv_data = starget->hostdata; | |
4911 | starget_printk(KERN_INFO, starget, | |
4912 | "handle changed from(0x%04x) to (0x%04x)!!!\n", | |
4913 | sas_device->handle, handle); | |
4914 | sas_target_priv_data->handle = handle; | |
4915 | sas_device->handle = handle; | |
e6d45e3e SR |
4916 | if (sas_device_pg0.Flags & |
4917 | MPI2_SAS_DEVICE0_FLAGS_ENCL_LEVEL_VALID) { | |
4918 | sas_device->enclosure_level = | |
4919 | le16_to_cpu(sas_device_pg0.EnclosureLevel); | |
4920 | memcpy(&sas_device->connector_name[0], | |
4921 | &sas_device_pg0.ConnectorName[0], 4); | |
4922 | } else { | |
4923 | sas_device->enclosure_level = 0; | |
4924 | sas_device->connector_name[0] = '\0'; | |
4925 | } | |
f92363d1 SR |
4926 | } |
4927 | ||
4928 | /* check if device is present */ | |
4929 | if (!(le16_to_cpu(sas_device_pg0.Flags) & | |
4930 | MPI2_SAS_DEVICE0_FLAGS_DEVICE_PRESENT)) { | |
4931 | pr_err(MPT3SAS_FMT | |
4932 | "device is not present handle(0x%04x), flags!!!\n", | |
4933 | ioc->name, handle); | |
4934 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
4935 | return; | |
4936 | } | |
4937 | ||
4938 | /* check if there were any issues with discovery */ | |
4939 | if (_scsih_check_access_status(ioc, sas_address, handle, | |
4940 | sas_device_pg0.AccessStatus)) { | |
4941 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
4942 | return; | |
4943 | } | |
4944 | ||
4945 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
4946 | _scsih_ublock_io_device(ioc, sas_address); | |
4947 | ||
4948 | } | |
4949 | ||
4950 | /** | |
4951 | * _scsih_add_device - creating sas device object | |
4952 | * @ioc: per adapter object | |
4953 | * @handle: sas device handle | |
4954 | * @phy_num: phy number end device attached to | |
4955 | * @is_pd: is this hidden raid component | |
4956 | * | |
4957 | * Creating end device object, stored in ioc->sas_device_list. | |
4958 | * | |
4959 | * Returns 0 for success, non-zero for failure. | |
4960 | */ | |
4961 | static int | |
4962 | _scsih_add_device(struct MPT3SAS_ADAPTER *ioc, u16 handle, u8 phy_num, | |
4963 | u8 is_pd) | |
4964 | { | |
4965 | Mpi2ConfigReply_t mpi_reply; | |
4966 | Mpi2SasDevicePage0_t sas_device_pg0; | |
4967 | Mpi2SasEnclosurePage0_t enclosure_pg0; | |
4968 | struct _sas_device *sas_device; | |
4969 | u32 ioc_status; | |
4970 | u64 sas_address; | |
4971 | u32 device_info; | |
4972 | unsigned long flags; | |
4973 | ||
4974 | if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0, | |
4975 | MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) { | |
4976 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
4977 | ioc->name, __FILE__, __LINE__, __func__); | |
4978 | return -1; | |
4979 | } | |
4980 | ||
4981 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
4982 | MPI2_IOCSTATUS_MASK; | |
4983 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { | |
4984 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
4985 | ioc->name, __FILE__, __LINE__, __func__); | |
4986 | return -1; | |
4987 | } | |
4988 | ||
4989 | /* check if this is end device */ | |
4990 | device_info = le32_to_cpu(sas_device_pg0.DeviceInfo); | |
4991 | if (!(_scsih_is_end_device(device_info))) | |
4992 | return -1; | |
4993 | sas_address = le64_to_cpu(sas_device_pg0.SASAddress); | |
4994 | ||
4995 | /* check if device is present */ | |
4996 | if (!(le16_to_cpu(sas_device_pg0.Flags) & | |
4997 | MPI2_SAS_DEVICE0_FLAGS_DEVICE_PRESENT)) { | |
4998 | pr_err(MPT3SAS_FMT "device is not present handle(0x04%x)!!!\n", | |
4999 | ioc->name, handle); | |
5000 | return -1; | |
5001 | } | |
5002 | ||
5003 | /* check if there were any issues with discovery */ | |
5004 | if (_scsih_check_access_status(ioc, sas_address, handle, | |
5005 | sas_device_pg0.AccessStatus)) | |
5006 | return -1; | |
5007 | ||
5008 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
5009 | sas_device = mpt3sas_scsih_sas_device_find_by_sas_address(ioc, | |
5010 | sas_address); | |
5011 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
5012 | ||
5013 | if (sas_device) | |
5014 | return -1; | |
5015 | ||
5016 | sas_device = kzalloc(sizeof(struct _sas_device), | |
5017 | GFP_KERNEL); | |
5018 | if (!sas_device) { | |
5019 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
5020 | ioc->name, __FILE__, __LINE__, __func__); | |
5021 | return 0; | |
5022 | } | |
5023 | ||
5024 | sas_device->handle = handle; | |
5025 | if (_scsih_get_sas_address(ioc, | |
5026 | le16_to_cpu(sas_device_pg0.ParentDevHandle), | |
5027 | &sas_device->sas_address_parent) != 0) | |
5028 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
5029 | ioc->name, __FILE__, __LINE__, __func__); | |
5030 | sas_device->enclosure_handle = | |
5031 | le16_to_cpu(sas_device_pg0.EnclosureHandle); | |
e6d45e3e SR |
5032 | if (sas_device->enclosure_handle != 0) |
5033 | sas_device->slot = | |
5034 | le16_to_cpu(sas_device_pg0.Slot); | |
f92363d1 SR |
5035 | sas_device->device_info = device_info; |
5036 | sas_device->sas_address = sas_address; | |
5037 | sas_device->phy = sas_device_pg0.PhyNum; | |
45506049 | 5038 | #ifndef SCSI_MPT2SAS |
f92363d1 SR |
5039 | sas_device->fast_path = (le16_to_cpu(sas_device_pg0.Flags) & |
5040 | MPI25_SAS_DEVICE0_FLAGS_FAST_PATH_CAPABLE) ? 1 : 0; | |
45506049 | 5041 | #endif |
f92363d1 | 5042 | |
e6d45e3e SR |
5043 | if (sas_device_pg0.Flags & MPI2_SAS_DEVICE0_FLAGS_ENCL_LEVEL_VALID) { |
5044 | sas_device->enclosure_level = | |
5045 | le16_to_cpu(sas_device_pg0.EnclosureLevel); | |
5046 | memcpy(&sas_device->connector_name[0], | |
5047 | &sas_device_pg0.ConnectorName[0], 4); | |
5048 | } else { | |
5049 | sas_device->enclosure_level = 0; | |
5050 | sas_device->connector_name[0] = '\0'; | |
5051 | } | |
f92363d1 SR |
5052 | /* get enclosure_logical_id */ |
5053 | if (sas_device->enclosure_handle && !(mpt3sas_config_get_enclosure_pg0( | |
5054 | ioc, &mpi_reply, &enclosure_pg0, MPI2_SAS_ENCLOS_PGAD_FORM_HANDLE, | |
5055 | sas_device->enclosure_handle))) | |
5056 | sas_device->enclosure_logical_id = | |
5057 | le64_to_cpu(enclosure_pg0.EnclosureLogicalID); | |
5058 | ||
5059 | /* get device name */ | |
5060 | sas_device->device_name = le64_to_cpu(sas_device_pg0.DeviceName); | |
5061 | ||
5062 | if (ioc->wait_for_discovery_to_complete) | |
5063 | _scsih_sas_device_init_add(ioc, sas_device); | |
5064 | else | |
5065 | _scsih_sas_device_add(ioc, sas_device); | |
5066 | ||
5067 | return 0; | |
5068 | } | |
5069 | ||
5070 | /** | |
5071 | * _scsih_remove_device - removing sas device object | |
5072 | * @ioc: per adapter object | |
5073 | * @sas_device_delete: the sas_device object | |
5074 | * | |
5075 | * Return nothing. | |
5076 | */ | |
5077 | static void | |
5078 | _scsih_remove_device(struct MPT3SAS_ADAPTER *ioc, | |
5079 | struct _sas_device *sas_device) | |
5080 | { | |
5081 | struct MPT3SAS_TARGET *sas_target_priv_data; | |
5082 | ||
0f624c39 SR |
5083 | if ((ioc->pdev->subsystem_vendor == PCI_VENDOR_ID_IBM) && |
5084 | (sas_device->pfa_led_on)) { | |
5085 | _scsih_turn_off_pfa_led(ioc, sas_device); | |
5086 | sas_device->pfa_led_on = 0; | |
5087 | } | |
f92363d1 SR |
5088 | dewtprintk(ioc, pr_info(MPT3SAS_FMT |
5089 | "%s: enter: handle(0x%04x), sas_addr(0x%016llx)\n", | |
5090 | ioc->name, __func__, | |
5091 | sas_device->handle, (unsigned long long) | |
5092 | sas_device->sas_address)); | |
e6d45e3e SR |
5093 | if (sas_device->enclosure_handle != 0) |
5094 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
5095 | "%s: enter: enclosure logical id(0x%016llx), slot(%d)\n", | |
5096 | ioc->name, __func__, | |
5097 | (unsigned long long)sas_device->enclosure_logical_id, | |
5098 | sas_device->slot)); | |
5099 | if (sas_device->connector_name[0] != '\0') | |
5100 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
5101 | "%s: enter: enclosure level(0x%04x), connector name( %s)\n", | |
5102 | ioc->name, __func__, | |
5103 | sas_device->enclosure_level, | |
5104 | sas_device->connector_name)); | |
f92363d1 SR |
5105 | |
5106 | if (sas_device->starget && sas_device->starget->hostdata) { | |
5107 | sas_target_priv_data = sas_device->starget->hostdata; | |
5108 | sas_target_priv_data->deleted = 1; | |
5109 | _scsih_ublock_io_device(ioc, sas_device->sas_address); | |
5110 | sas_target_priv_data->handle = | |
5111 | MPT3SAS_INVALID_DEVICE_HANDLE; | |
5112 | } | |
5113 | mpt3sas_transport_port_remove(ioc, | |
5114 | sas_device->sas_address, | |
5115 | sas_device->sas_address_parent); | |
5116 | ||
5117 | pr_info(MPT3SAS_FMT | |
5118 | "removing handle(0x%04x), sas_addr(0x%016llx)\n", | |
5119 | ioc->name, sas_device->handle, | |
5120 | (unsigned long long) sas_device->sas_address); | |
e6d45e3e SR |
5121 | if (sas_device->enclosure_handle != 0) |
5122 | pr_info(MPT3SAS_FMT | |
5123 | "removing : enclosure logical id(0x%016llx), slot(%d)\n", | |
5124 | ioc->name, | |
5125 | (unsigned long long)sas_device->enclosure_logical_id, | |
5126 | sas_device->slot); | |
5127 | if (sas_device->connector_name[0] != '\0') | |
5128 | pr_info(MPT3SAS_FMT | |
5129 | "removing enclosure level(0x%04x), connector name( %s)\n", | |
5130 | ioc->name, sas_device->enclosure_level, | |
5131 | sas_device->connector_name); | |
f92363d1 SR |
5132 | |
5133 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
5134 | "%s: exit: handle(0x%04x), sas_addr(0x%016llx)\n", | |
5135 | ioc->name, __func__, | |
e6d45e3e SR |
5136 | sas_device->handle, (unsigned long long) |
5137 | sas_device->sas_address)); | |
5138 | if (sas_device->enclosure_handle != 0) | |
5139 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
5140 | "%s: exit: enclosure logical id(0x%016llx), slot(%d)\n", | |
5141 | ioc->name, __func__, | |
5142 | (unsigned long long)sas_device->enclosure_logical_id, | |
5143 | sas_device->slot)); | |
5144 | if (sas_device->connector_name[0] != '\0') | |
5145 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
5146 | "%s: exit: enclosure level(0x%04x), connector name(%s)\n", | |
5147 | ioc->name, __func__, sas_device->enclosure_level, | |
5148 | sas_device->connector_name)); | |
f92363d1 SR |
5149 | |
5150 | kfree(sas_device); | |
5151 | } | |
5152 | ||
f92363d1 SR |
5153 | /** |
5154 | * _scsih_sas_topology_change_event_debug - debug for topology event | |
5155 | * @ioc: per adapter object | |
5156 | * @event_data: event data payload | |
5157 | * Context: user. | |
5158 | */ | |
5159 | static void | |
5160 | _scsih_sas_topology_change_event_debug(struct MPT3SAS_ADAPTER *ioc, | |
5161 | Mpi2EventDataSasTopologyChangeList_t *event_data) | |
5162 | { | |
5163 | int i; | |
5164 | u16 handle; | |
5165 | u16 reason_code; | |
5166 | u8 phy_number; | |
5167 | char *status_str = NULL; | |
5168 | u8 link_rate, prev_link_rate; | |
5169 | ||
5170 | switch (event_data->ExpStatus) { | |
5171 | case MPI2_EVENT_SAS_TOPO_ES_ADDED: | |
5172 | status_str = "add"; | |
5173 | break; | |
5174 | case MPI2_EVENT_SAS_TOPO_ES_NOT_RESPONDING: | |
5175 | status_str = "remove"; | |
5176 | break; | |
5177 | case MPI2_EVENT_SAS_TOPO_ES_RESPONDING: | |
5178 | case 0: | |
5179 | status_str = "responding"; | |
5180 | break; | |
5181 | case MPI2_EVENT_SAS_TOPO_ES_DELAY_NOT_RESPONDING: | |
5182 | status_str = "remove delay"; | |
5183 | break; | |
5184 | default: | |
5185 | status_str = "unknown status"; | |
5186 | break; | |
5187 | } | |
5188 | pr_info(MPT3SAS_FMT "sas topology change: (%s)\n", | |
5189 | ioc->name, status_str); | |
5190 | pr_info("\thandle(0x%04x), enclosure_handle(0x%04x) " \ | |
5191 | "start_phy(%02d), count(%d)\n", | |
5192 | le16_to_cpu(event_data->ExpanderDevHandle), | |
5193 | le16_to_cpu(event_data->EnclosureHandle), | |
5194 | event_data->StartPhyNum, event_data->NumEntries); | |
5195 | for (i = 0; i < event_data->NumEntries; i++) { | |
5196 | handle = le16_to_cpu(event_data->PHY[i].AttachedDevHandle); | |
5197 | if (!handle) | |
5198 | continue; | |
5199 | phy_number = event_data->StartPhyNum + i; | |
5200 | reason_code = event_data->PHY[i].PhyStatus & | |
5201 | MPI2_EVENT_SAS_TOPO_RC_MASK; | |
5202 | switch (reason_code) { | |
5203 | case MPI2_EVENT_SAS_TOPO_RC_TARG_ADDED: | |
5204 | status_str = "target add"; | |
5205 | break; | |
5206 | case MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING: | |
5207 | status_str = "target remove"; | |
5208 | break; | |
5209 | case MPI2_EVENT_SAS_TOPO_RC_DELAY_NOT_RESPONDING: | |
5210 | status_str = "delay target remove"; | |
5211 | break; | |
5212 | case MPI2_EVENT_SAS_TOPO_RC_PHY_CHANGED: | |
5213 | status_str = "link rate change"; | |
5214 | break; | |
5215 | case MPI2_EVENT_SAS_TOPO_RC_NO_CHANGE: | |
5216 | status_str = "target responding"; | |
5217 | break; | |
5218 | default: | |
5219 | status_str = "unknown"; | |
5220 | break; | |
5221 | } | |
5222 | link_rate = event_data->PHY[i].LinkRate >> 4; | |
5223 | prev_link_rate = event_data->PHY[i].LinkRate & 0xF; | |
5224 | pr_info("\tphy(%02d), attached_handle(0x%04x): %s:" \ | |
5225 | " link rate: new(0x%02x), old(0x%02x)\n", phy_number, | |
5226 | handle, status_str, link_rate, prev_link_rate); | |
5227 | ||
5228 | } | |
5229 | } | |
f92363d1 SR |
5230 | |
5231 | /** | |
5232 | * _scsih_sas_topology_change_event - handle topology changes | |
5233 | * @ioc: per adapter object | |
5234 | * @fw_event: The fw_event_work object | |
5235 | * Context: user. | |
5236 | * | |
5237 | */ | |
5238 | static int | |
5239 | _scsih_sas_topology_change_event(struct MPT3SAS_ADAPTER *ioc, | |
5240 | struct fw_event_work *fw_event) | |
5241 | { | |
5242 | int i; | |
5243 | u16 parent_handle, handle; | |
5244 | u16 reason_code; | |
5245 | u8 phy_number, max_phys; | |
5246 | struct _sas_node *sas_expander; | |
5247 | u64 sas_address; | |
5248 | unsigned long flags; | |
5249 | u8 link_rate, prev_link_rate; | |
35b62362 JL |
5250 | Mpi2EventDataSasTopologyChangeList_t *event_data = |
5251 | (Mpi2EventDataSasTopologyChangeList_t *) | |
5252 | fw_event->event_data; | |
f92363d1 | 5253 | |
f92363d1 SR |
5254 | if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) |
5255 | _scsih_sas_topology_change_event_debug(ioc, event_data); | |
f92363d1 SR |
5256 | |
5257 | if (ioc->shost_recovery || ioc->remove_host || ioc->pci_error_recovery) | |
5258 | return 0; | |
5259 | ||
5260 | if (!ioc->sas_hba.num_phys) | |
5261 | _scsih_sas_host_add(ioc); | |
5262 | else | |
5263 | _scsih_sas_host_refresh(ioc); | |
5264 | ||
5265 | if (fw_event->ignore) { | |
5266 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
5267 | "ignoring expander event\n", ioc->name)); | |
5268 | return 0; | |
5269 | } | |
5270 | ||
5271 | parent_handle = le16_to_cpu(event_data->ExpanderDevHandle); | |
5272 | ||
5273 | /* handle expander add */ | |
5274 | if (event_data->ExpStatus == MPI2_EVENT_SAS_TOPO_ES_ADDED) | |
5275 | if (_scsih_expander_add(ioc, parent_handle) != 0) | |
5276 | return 0; | |
5277 | ||
5278 | spin_lock_irqsave(&ioc->sas_node_lock, flags); | |
5279 | sas_expander = mpt3sas_scsih_expander_find_by_handle(ioc, | |
5280 | parent_handle); | |
5281 | if (sas_expander) { | |
5282 | sas_address = sas_expander->sas_address; | |
5283 | max_phys = sas_expander->num_phys; | |
5284 | } else if (parent_handle < ioc->sas_hba.num_phys) { | |
5285 | sas_address = ioc->sas_hba.sas_address; | |
5286 | max_phys = ioc->sas_hba.num_phys; | |
5287 | } else { | |
5288 | spin_unlock_irqrestore(&ioc->sas_node_lock, flags); | |
5289 | return 0; | |
5290 | } | |
5291 | spin_unlock_irqrestore(&ioc->sas_node_lock, flags); | |
5292 | ||
5293 | /* handle siblings events */ | |
5294 | for (i = 0; i < event_data->NumEntries; i++) { | |
5295 | if (fw_event->ignore) { | |
5296 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
5297 | "ignoring expander event\n", ioc->name)); | |
5298 | return 0; | |
5299 | } | |
5300 | if (ioc->remove_host || ioc->pci_error_recovery) | |
5301 | return 0; | |
5302 | phy_number = event_data->StartPhyNum + i; | |
5303 | if (phy_number >= max_phys) | |
5304 | continue; | |
5305 | reason_code = event_data->PHY[i].PhyStatus & | |
5306 | MPI2_EVENT_SAS_TOPO_RC_MASK; | |
5307 | if ((event_data->PHY[i].PhyStatus & | |
5308 | MPI2_EVENT_SAS_TOPO_PHYSTATUS_VACANT) && (reason_code != | |
5309 | MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING)) | |
5310 | continue; | |
5311 | handle = le16_to_cpu(event_data->PHY[i].AttachedDevHandle); | |
5312 | if (!handle) | |
5313 | continue; | |
5314 | link_rate = event_data->PHY[i].LinkRate >> 4; | |
5315 | prev_link_rate = event_data->PHY[i].LinkRate & 0xF; | |
5316 | switch (reason_code) { | |
5317 | case MPI2_EVENT_SAS_TOPO_RC_PHY_CHANGED: | |
5318 | ||
5319 | if (ioc->shost_recovery) | |
5320 | break; | |
5321 | ||
5322 | if (link_rate == prev_link_rate) | |
5323 | break; | |
5324 | ||
5325 | mpt3sas_transport_update_links(ioc, sas_address, | |
5326 | handle, phy_number, link_rate); | |
5327 | ||
5328 | if (link_rate < MPI2_SAS_NEG_LINK_RATE_1_5) | |
5329 | break; | |
5330 | ||
5331 | _scsih_check_device(ioc, sas_address, handle, | |
5332 | phy_number, link_rate); | |
5333 | ||
5334 | ||
5335 | case MPI2_EVENT_SAS_TOPO_RC_TARG_ADDED: | |
5336 | ||
5337 | if (ioc->shost_recovery) | |
5338 | break; | |
5339 | ||
5340 | mpt3sas_transport_update_links(ioc, sas_address, | |
5341 | handle, phy_number, link_rate); | |
5342 | ||
5343 | _scsih_add_device(ioc, handle, phy_number, 0); | |
5344 | ||
5345 | break; | |
5346 | case MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING: | |
5347 | ||
5348 | _scsih_device_remove_by_handle(ioc, handle); | |
5349 | break; | |
5350 | } | |
5351 | } | |
5352 | ||
5353 | /* handle expander removal */ | |
5354 | if (event_data->ExpStatus == MPI2_EVENT_SAS_TOPO_ES_NOT_RESPONDING && | |
5355 | sas_expander) | |
5356 | mpt3sas_expander_remove(ioc, sas_address); | |
5357 | ||
5358 | return 0; | |
5359 | } | |
5360 | ||
f92363d1 SR |
5361 | /** |
5362 | * _scsih_sas_device_status_change_event_debug - debug for device event | |
5363 | * @event_data: event data payload | |
5364 | * Context: user. | |
5365 | * | |
5366 | * Return nothing. | |
5367 | */ | |
5368 | static void | |
5369 | _scsih_sas_device_status_change_event_debug(struct MPT3SAS_ADAPTER *ioc, | |
5370 | Mpi2EventDataSasDeviceStatusChange_t *event_data) | |
5371 | { | |
5372 | char *reason_str = NULL; | |
5373 | ||
5374 | switch (event_data->ReasonCode) { | |
5375 | case MPI2_EVENT_SAS_DEV_STAT_RC_SMART_DATA: | |
5376 | reason_str = "smart data"; | |
5377 | break; | |
5378 | case MPI2_EVENT_SAS_DEV_STAT_RC_UNSUPPORTED: | |
5379 | reason_str = "unsupported device discovered"; | |
5380 | break; | |
5381 | case MPI2_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET: | |
5382 | reason_str = "internal device reset"; | |
5383 | break; | |
5384 | case MPI2_EVENT_SAS_DEV_STAT_RC_TASK_ABORT_INTERNAL: | |
5385 | reason_str = "internal task abort"; | |
5386 | break; | |
5387 | case MPI2_EVENT_SAS_DEV_STAT_RC_ABORT_TASK_SET_INTERNAL: | |
5388 | reason_str = "internal task abort set"; | |
5389 | break; | |
5390 | case MPI2_EVENT_SAS_DEV_STAT_RC_CLEAR_TASK_SET_INTERNAL: | |
5391 | reason_str = "internal clear task set"; | |
5392 | break; | |
5393 | case MPI2_EVENT_SAS_DEV_STAT_RC_QUERY_TASK_INTERNAL: | |
5394 | reason_str = "internal query task"; | |
5395 | break; | |
5396 | case MPI2_EVENT_SAS_DEV_STAT_RC_SATA_INIT_FAILURE: | |
5397 | reason_str = "sata init failure"; | |
5398 | break; | |
5399 | case MPI2_EVENT_SAS_DEV_STAT_RC_CMP_INTERNAL_DEV_RESET: | |
5400 | reason_str = "internal device reset complete"; | |
5401 | break; | |
5402 | case MPI2_EVENT_SAS_DEV_STAT_RC_CMP_TASK_ABORT_INTERNAL: | |
5403 | reason_str = "internal task abort complete"; | |
5404 | break; | |
5405 | case MPI2_EVENT_SAS_DEV_STAT_RC_ASYNC_NOTIFICATION: | |
5406 | reason_str = "internal async notification"; | |
5407 | break; | |
5408 | case MPI2_EVENT_SAS_DEV_STAT_RC_EXPANDER_REDUCED_FUNCTIONALITY: | |
5409 | reason_str = "expander reduced functionality"; | |
5410 | break; | |
5411 | case MPI2_EVENT_SAS_DEV_STAT_RC_CMP_EXPANDER_REDUCED_FUNCTIONALITY: | |
5412 | reason_str = "expander reduced functionality complete"; | |
5413 | break; | |
5414 | default: | |
5415 | reason_str = "unknown reason"; | |
5416 | break; | |
5417 | } | |
5418 | pr_info(MPT3SAS_FMT "device status change: (%s)\n" | |
5419 | "\thandle(0x%04x), sas address(0x%016llx), tag(%d)", | |
5420 | ioc->name, reason_str, le16_to_cpu(event_data->DevHandle), | |
5421 | (unsigned long long)le64_to_cpu(event_data->SASAddress), | |
5422 | le16_to_cpu(event_data->TaskTag)); | |
5423 | if (event_data->ReasonCode == MPI2_EVENT_SAS_DEV_STAT_RC_SMART_DATA) | |
5424 | pr_info(MPT3SAS_FMT ", ASC(0x%x), ASCQ(0x%x)\n", ioc->name, | |
5425 | event_data->ASC, event_data->ASCQ); | |
5426 | pr_info("\n"); | |
5427 | } | |
f92363d1 SR |
5428 | |
5429 | /** | |
5430 | * _scsih_sas_device_status_change_event - handle device status change | |
5431 | * @ioc: per adapter object | |
5432 | * @fw_event: The fw_event_work object | |
5433 | * Context: user. | |
5434 | * | |
5435 | * Return nothing. | |
5436 | */ | |
5437 | static void | |
5438 | _scsih_sas_device_status_change_event(struct MPT3SAS_ADAPTER *ioc, | |
5439 | struct fw_event_work *fw_event) | |
5440 | { | |
5441 | struct MPT3SAS_TARGET *target_priv_data; | |
5442 | struct _sas_device *sas_device; | |
5443 | u64 sas_address; | |
5444 | unsigned long flags; | |
5445 | Mpi2EventDataSasDeviceStatusChange_t *event_data = | |
35b62362 JL |
5446 | (Mpi2EventDataSasDeviceStatusChange_t *) |
5447 | fw_event->event_data; | |
f92363d1 | 5448 | |
f92363d1 SR |
5449 | if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) |
5450 | _scsih_sas_device_status_change_event_debug(ioc, | |
5451 | event_data); | |
f92363d1 SR |
5452 | |
5453 | /* In MPI Revision K (0xC), the internal device reset complete was | |
5454 | * implemented, so avoid setting tm_busy flag for older firmware. | |
5455 | */ | |
5456 | if ((ioc->facts.HeaderVersion >> 8) < 0xC) | |
5457 | return; | |
5458 | ||
5459 | if (event_data->ReasonCode != | |
5460 | MPI2_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET && | |
5461 | event_data->ReasonCode != | |
5462 | MPI2_EVENT_SAS_DEV_STAT_RC_CMP_INTERNAL_DEV_RESET) | |
5463 | return; | |
5464 | ||
5465 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
5466 | sas_address = le64_to_cpu(event_data->SASAddress); | |
5467 | sas_device = mpt3sas_scsih_sas_device_find_by_sas_address(ioc, | |
5468 | sas_address); | |
5469 | ||
5470 | if (!sas_device || !sas_device->starget) { | |
5471 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
5472 | return; | |
5473 | } | |
5474 | ||
5475 | target_priv_data = sas_device->starget->hostdata; | |
5476 | if (!target_priv_data) { | |
5477 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
5478 | return; | |
5479 | } | |
5480 | ||
5481 | if (event_data->ReasonCode == | |
5482 | MPI2_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET) | |
5483 | target_priv_data->tm_busy = 1; | |
5484 | else | |
5485 | target_priv_data->tm_busy = 0; | |
5486 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
5487 | } | |
5488 | ||
f92363d1 SR |
5489 | /** |
5490 | * _scsih_sas_enclosure_dev_status_change_event_debug - debug for enclosure | |
5491 | * event | |
5492 | * @ioc: per adapter object | |
5493 | * @event_data: event data payload | |
5494 | * Context: user. | |
5495 | * | |
5496 | * Return nothing. | |
5497 | */ | |
5498 | static void | |
5499 | _scsih_sas_enclosure_dev_status_change_event_debug(struct MPT3SAS_ADAPTER *ioc, | |
5500 | Mpi2EventDataSasEnclDevStatusChange_t *event_data) | |
5501 | { | |
5502 | char *reason_str = NULL; | |
5503 | ||
5504 | switch (event_data->ReasonCode) { | |
5505 | case MPI2_EVENT_SAS_ENCL_RC_ADDED: | |
5506 | reason_str = "enclosure add"; | |
5507 | break; | |
5508 | case MPI2_EVENT_SAS_ENCL_RC_NOT_RESPONDING: | |
5509 | reason_str = "enclosure remove"; | |
5510 | break; | |
5511 | default: | |
5512 | reason_str = "unknown reason"; | |
5513 | break; | |
5514 | } | |
5515 | ||
5516 | pr_info(MPT3SAS_FMT "enclosure status change: (%s)\n" | |
5517 | "\thandle(0x%04x), enclosure logical id(0x%016llx)" | |
5518 | " number slots(%d)\n", ioc->name, reason_str, | |
5519 | le16_to_cpu(event_data->EnclosureHandle), | |
5520 | (unsigned long long)le64_to_cpu(event_data->EnclosureLogicalID), | |
5521 | le16_to_cpu(event_data->StartSlot)); | |
5522 | } | |
f92363d1 SR |
5523 | |
5524 | /** | |
5525 | * _scsih_sas_enclosure_dev_status_change_event - handle enclosure events | |
5526 | * @ioc: per adapter object | |
5527 | * @fw_event: The fw_event_work object | |
5528 | * Context: user. | |
5529 | * | |
5530 | * Return nothing. | |
5531 | */ | |
5532 | static void | |
5533 | _scsih_sas_enclosure_dev_status_change_event(struct MPT3SAS_ADAPTER *ioc, | |
5534 | struct fw_event_work *fw_event) | |
5535 | { | |
f92363d1 SR |
5536 | if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) |
5537 | _scsih_sas_enclosure_dev_status_change_event_debug(ioc, | |
35b62362 | 5538 | (Mpi2EventDataSasEnclDevStatusChange_t *) |
f92363d1 | 5539 | fw_event->event_data); |
f92363d1 SR |
5540 | } |
5541 | ||
5542 | /** | |
5543 | * _scsih_sas_broadcast_primitive_event - handle broadcast events | |
5544 | * @ioc: per adapter object | |
5545 | * @fw_event: The fw_event_work object | |
5546 | * Context: user. | |
5547 | * | |
5548 | * Return nothing. | |
5549 | */ | |
5550 | static void | |
5551 | _scsih_sas_broadcast_primitive_event(struct MPT3SAS_ADAPTER *ioc, | |
5552 | struct fw_event_work *fw_event) | |
5553 | { | |
5554 | struct scsi_cmnd *scmd; | |
5555 | struct scsi_device *sdev; | |
5556 | u16 smid, handle; | |
5557 | u32 lun; | |
5558 | struct MPT3SAS_DEVICE *sas_device_priv_data; | |
5559 | u32 termination_count; | |
5560 | u32 query_count; | |
5561 | Mpi2SCSITaskManagementReply_t *mpi_reply; | |
35b62362 JL |
5562 | Mpi2EventDataSasBroadcastPrimitive_t *event_data = |
5563 | (Mpi2EventDataSasBroadcastPrimitive_t *) | |
5564 | fw_event->event_data; | |
f92363d1 SR |
5565 | u16 ioc_status; |
5566 | unsigned long flags; | |
5567 | int r; | |
5568 | u8 max_retries = 0; | |
5569 | u8 task_abort_retries; | |
5570 | ||
5571 | mutex_lock(&ioc->tm_cmds.mutex); | |
5572 | pr_info(MPT3SAS_FMT | |
5573 | "%s: enter: phy number(%d), width(%d)\n", | |
5574 | ioc->name, __func__, event_data->PhyNum, | |
5575 | event_data->PortWidth); | |
5576 | ||
5577 | _scsih_block_io_all_device(ioc); | |
5578 | ||
5579 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); | |
5580 | mpi_reply = ioc->tm_cmds.reply; | |
5581 | broadcast_aen_retry: | |
5582 | ||
5583 | /* sanity checks for retrying this loop */ | |
5584 | if (max_retries++ == 5) { | |
5585 | dewtprintk(ioc, pr_info(MPT3SAS_FMT "%s: giving up\n", | |
5586 | ioc->name, __func__)); | |
5587 | goto out; | |
5588 | } else if (max_retries > 1) | |
5589 | dewtprintk(ioc, pr_info(MPT3SAS_FMT "%s: %d retry\n", | |
5590 | ioc->name, __func__, max_retries - 1)); | |
5591 | ||
5592 | termination_count = 0; | |
5593 | query_count = 0; | |
5594 | for (smid = 1; smid <= ioc->scsiio_depth; smid++) { | |
5595 | if (ioc->shost_recovery) | |
5596 | goto out; | |
5597 | scmd = _scsih_scsi_lookup_get(ioc, smid); | |
5598 | if (!scmd) | |
5599 | continue; | |
5600 | sdev = scmd->device; | |
5601 | sas_device_priv_data = sdev->hostdata; | |
5602 | if (!sas_device_priv_data || !sas_device_priv_data->sas_target) | |
5603 | continue; | |
5604 | /* skip hidden raid components */ | |
5605 | if (sas_device_priv_data->sas_target->flags & | |
5606 | MPT_TARGET_FLAGS_RAID_COMPONENT) | |
5607 | continue; | |
5608 | /* skip volumes */ | |
5609 | if (sas_device_priv_data->sas_target->flags & | |
5610 | MPT_TARGET_FLAGS_VOLUME) | |
5611 | continue; | |
5612 | ||
5613 | handle = sas_device_priv_data->sas_target->handle; | |
5614 | lun = sas_device_priv_data->lun; | |
5615 | query_count++; | |
5616 | ||
5617 | if (ioc->shost_recovery) | |
5618 | goto out; | |
5619 | ||
5620 | spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); | |
5621 | r = mpt3sas_scsih_issue_tm(ioc, handle, 0, 0, lun, | |
c62e46de | 5622 | MPI2_SCSITASKMGMT_TASKTYPE_QUERY_TASK, smid, 30, |
f92363d1 SR |
5623 | TM_MUTEX_OFF); |
5624 | if (r == FAILED) { | |
5625 | sdev_printk(KERN_WARNING, sdev, | |
5626 | "mpt3sas_scsih_issue_tm: FAILED when sending " | |
5627 | "QUERY_TASK: scmd(%p)\n", scmd); | |
5628 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); | |
5629 | goto broadcast_aen_retry; | |
5630 | } | |
5631 | ioc_status = le16_to_cpu(mpi_reply->IOCStatus) | |
5632 | & MPI2_IOCSTATUS_MASK; | |
5633 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { | |
5634 | sdev_printk(KERN_WARNING, sdev, | |
5635 | "query task: FAILED with IOCSTATUS(0x%04x), scmd(%p)\n", | |
5636 | ioc_status, scmd); | |
5637 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); | |
5638 | goto broadcast_aen_retry; | |
5639 | } | |
5640 | ||
5641 | /* see if IO is still owned by IOC and target */ | |
5642 | if (mpi_reply->ResponseCode == | |
5643 | MPI2_SCSITASKMGMT_RSP_TM_SUCCEEDED || | |
5644 | mpi_reply->ResponseCode == | |
5645 | MPI2_SCSITASKMGMT_RSP_IO_QUEUED_ON_IOC) { | |
5646 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); | |
5647 | continue; | |
5648 | } | |
5649 | task_abort_retries = 0; | |
5650 | tm_retry: | |
5651 | if (task_abort_retries++ == 60) { | |
5652 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
5653 | "%s: ABORT_TASK: giving up\n", ioc->name, | |
5654 | __func__)); | |
5655 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); | |
5656 | goto broadcast_aen_retry; | |
5657 | } | |
5658 | ||
5659 | if (ioc->shost_recovery) | |
5660 | goto out_no_lock; | |
5661 | ||
5662 | r = mpt3sas_scsih_issue_tm(ioc, handle, sdev->channel, sdev->id, | |
5663 | sdev->lun, MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK, smid, 30, | |
c62e46de | 5664 | TM_MUTEX_OFF); |
f92363d1 SR |
5665 | if (r == FAILED) { |
5666 | sdev_printk(KERN_WARNING, sdev, | |
5667 | "mpt3sas_scsih_issue_tm: ABORT_TASK: FAILED : " | |
5668 | "scmd(%p)\n", scmd); | |
5669 | goto tm_retry; | |
5670 | } | |
5671 | ||
5672 | if (task_abort_retries > 1) | |
5673 | sdev_printk(KERN_WARNING, sdev, | |
5674 | "mpt3sas_scsih_issue_tm: ABORT_TASK: RETRIES (%d):" | |
5675 | " scmd(%p)\n", | |
5676 | task_abort_retries - 1, scmd); | |
5677 | ||
5678 | termination_count += le32_to_cpu(mpi_reply->TerminationCount); | |
5679 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); | |
5680 | } | |
5681 | ||
5682 | if (ioc->broadcast_aen_pending) { | |
5683 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
5684 | "%s: loop back due to pending AEN\n", | |
5685 | ioc->name, __func__)); | |
5686 | ioc->broadcast_aen_pending = 0; | |
5687 | goto broadcast_aen_retry; | |
5688 | } | |
5689 | ||
5690 | out: | |
5691 | spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); | |
5692 | out_no_lock: | |
5693 | ||
5694 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
5695 | "%s - exit, query_count = %d termination_count = %d\n", | |
5696 | ioc->name, __func__, query_count, termination_count)); | |
5697 | ||
5698 | ioc->broadcast_aen_busy = 0; | |
5699 | if (!ioc->shost_recovery) | |
5700 | _scsih_ublock_io_all_device(ioc); | |
5701 | mutex_unlock(&ioc->tm_cmds.mutex); | |
5702 | } | |
5703 | ||
5704 | /** | |
5705 | * _scsih_sas_discovery_event - handle discovery events | |
5706 | * @ioc: per adapter object | |
5707 | * @fw_event: The fw_event_work object | |
5708 | * Context: user. | |
5709 | * | |
5710 | * Return nothing. | |
5711 | */ | |
5712 | static void | |
5713 | _scsih_sas_discovery_event(struct MPT3SAS_ADAPTER *ioc, | |
5714 | struct fw_event_work *fw_event) | |
5715 | { | |
35b62362 JL |
5716 | Mpi2EventDataSasDiscovery_t *event_data = |
5717 | (Mpi2EventDataSasDiscovery_t *) fw_event->event_data; | |
f92363d1 | 5718 | |
f92363d1 SR |
5719 | if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) { |
5720 | pr_info(MPT3SAS_FMT "discovery event: (%s)", ioc->name, | |
5721 | (event_data->ReasonCode == MPI2_EVENT_SAS_DISC_RC_STARTED) ? | |
5722 | "start" : "stop"); | |
af009411 SR |
5723 | if (event_data->DiscoveryStatus) |
5724 | pr_info("discovery_status(0x%08x)", | |
5725 | le32_to_cpu(event_data->DiscoveryStatus)); | |
5726 | pr_info("\n"); | |
f92363d1 | 5727 | } |
f92363d1 SR |
5728 | |
5729 | if (event_data->ReasonCode == MPI2_EVENT_SAS_DISC_RC_STARTED && | |
5730 | !ioc->sas_hba.num_phys) { | |
5731 | if (disable_discovery > 0 && ioc->shost_recovery) { | |
5732 | /* Wait for the reset to complete */ | |
5733 | while (ioc->shost_recovery) | |
5734 | ssleep(1); | |
5735 | } | |
5736 | _scsih_sas_host_add(ioc); | |
5737 | } | |
5738 | } | |
5739 | ||
45506049 | 5740 | #ifndef SCSI_MPT2SAS |
f92363d1 SR |
5741 | /** |
5742 | * _scsih_ir_fastpath - turn on fastpath for IR physdisk | |
5743 | * @ioc: per adapter object | |
5744 | * @handle: device handle for physical disk | |
5745 | * @phys_disk_num: physical disk number | |
5746 | * | |
5747 | * Return 0 for success, else failure. | |
5748 | */ | |
5749 | static int | |
5750 | _scsih_ir_fastpath(struct MPT3SAS_ADAPTER *ioc, u16 handle, u8 phys_disk_num) | |
5751 | { | |
5752 | Mpi2RaidActionRequest_t *mpi_request; | |
5753 | Mpi2RaidActionReply_t *mpi_reply; | |
5754 | u16 smid; | |
5755 | u8 issue_reset = 0; | |
5756 | int rc = 0; | |
5757 | u16 ioc_status; | |
5758 | u32 log_info; | |
5759 | ||
f92363d1 SR |
5760 | mutex_lock(&ioc->scsih_cmds.mutex); |
5761 | ||
5762 | if (ioc->scsih_cmds.status != MPT3_CMD_NOT_USED) { | |
5763 | pr_err(MPT3SAS_FMT "%s: scsih_cmd in use\n", | |
5764 | ioc->name, __func__); | |
5765 | rc = -EAGAIN; | |
5766 | goto out; | |
5767 | } | |
5768 | ioc->scsih_cmds.status = MPT3_CMD_PENDING; | |
5769 | ||
5770 | smid = mpt3sas_base_get_smid(ioc, ioc->scsih_cb_idx); | |
5771 | if (!smid) { | |
5772 | pr_err(MPT3SAS_FMT "%s: failed obtaining a smid\n", | |
5773 | ioc->name, __func__); | |
5774 | ioc->scsih_cmds.status = MPT3_CMD_NOT_USED; | |
5775 | rc = -EAGAIN; | |
5776 | goto out; | |
5777 | } | |
5778 | ||
5779 | mpi_request = mpt3sas_base_get_msg_frame(ioc, smid); | |
5780 | ioc->scsih_cmds.smid = smid; | |
5781 | memset(mpi_request, 0, sizeof(Mpi2RaidActionRequest_t)); | |
5782 | ||
5783 | mpi_request->Function = MPI2_FUNCTION_RAID_ACTION; | |
5784 | mpi_request->Action = MPI2_RAID_ACTION_PHYSDISK_HIDDEN; | |
5785 | mpi_request->PhysDiskNum = phys_disk_num; | |
5786 | ||
5787 | dewtprintk(ioc, pr_info(MPT3SAS_FMT "IR RAID_ACTION: turning fast "\ | |
5788 | "path on for handle(0x%04x), phys_disk_num (0x%02x)\n", ioc->name, | |
5789 | handle, phys_disk_num)); | |
5790 | ||
5791 | init_completion(&ioc->scsih_cmds.done); | |
5792 | mpt3sas_base_put_smid_default(ioc, smid); | |
5793 | wait_for_completion_timeout(&ioc->scsih_cmds.done, 10*HZ); | |
5794 | ||
5795 | if (!(ioc->scsih_cmds.status & MPT3_CMD_COMPLETE)) { | |
5796 | pr_err(MPT3SAS_FMT "%s: timeout\n", | |
5797 | ioc->name, __func__); | |
5798 | if (!(ioc->scsih_cmds.status & MPT3_CMD_RESET)) | |
5799 | issue_reset = 1; | |
5800 | rc = -EFAULT; | |
5801 | goto out; | |
5802 | } | |
5803 | ||
5804 | if (ioc->scsih_cmds.status & MPT3_CMD_REPLY_VALID) { | |
5805 | ||
5806 | mpi_reply = ioc->scsih_cmds.reply; | |
5807 | ioc_status = le16_to_cpu(mpi_reply->IOCStatus); | |
5808 | if (ioc_status & MPI2_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE) | |
5809 | log_info = le32_to_cpu(mpi_reply->IOCLogInfo); | |
5810 | else | |
5811 | log_info = 0; | |
5812 | ioc_status &= MPI2_IOCSTATUS_MASK; | |
5813 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { | |
5814 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
5815 | "IR RAID_ACTION: failed: ioc_status(0x%04x), " | |
5816 | "loginfo(0x%08x)!!!\n", ioc->name, ioc_status, | |
5817 | log_info)); | |
5818 | rc = -EFAULT; | |
5819 | } else | |
5820 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
5821 | "IR RAID_ACTION: completed successfully\n", | |
5822 | ioc->name)); | |
5823 | } | |
5824 | ||
5825 | out: | |
5826 | ioc->scsih_cmds.status = MPT3_CMD_NOT_USED; | |
5827 | mutex_unlock(&ioc->scsih_cmds.mutex); | |
5828 | ||
5829 | if (issue_reset) | |
5830 | mpt3sas_base_hard_reset_handler(ioc, CAN_SLEEP, | |
5831 | FORCE_BIG_HAMMER); | |
5832 | return rc; | |
5833 | } | |
45506049 SR |
5834 | /* End of not defined SCSI_MPT2SAS */ |
5835 | #endif | |
f92363d1 SR |
5836 | |
5837 | /** | |
5838 | * _scsih_reprobe_lun - reprobing lun | |
5839 | * @sdev: scsi device struct | |
5840 | * @no_uld_attach: sdev->no_uld_attach flag setting | |
5841 | * | |
5842 | **/ | |
5843 | static void | |
5844 | _scsih_reprobe_lun(struct scsi_device *sdev, void *no_uld_attach) | |
5845 | { | |
5846 | int rc; | |
5847 | sdev->no_uld_attach = no_uld_attach ? 1 : 0; | |
5848 | sdev_printk(KERN_INFO, sdev, "%s raid component\n", | |
5849 | sdev->no_uld_attach ? "hidding" : "exposing"); | |
5850 | rc = scsi_device_reprobe(sdev); | |
5851 | } | |
5852 | ||
5853 | /** | |
5854 | * _scsih_sas_volume_add - add new volume | |
5855 | * @ioc: per adapter object | |
5856 | * @element: IR config element data | |
5857 | * Context: user. | |
5858 | * | |
5859 | * Return nothing. | |
5860 | */ | |
5861 | static void | |
5862 | _scsih_sas_volume_add(struct MPT3SAS_ADAPTER *ioc, | |
5863 | Mpi2EventIrConfigElement_t *element) | |
5864 | { | |
5865 | struct _raid_device *raid_device; | |
5866 | unsigned long flags; | |
5867 | u64 wwid; | |
5868 | u16 handle = le16_to_cpu(element->VolDevHandle); | |
5869 | int rc; | |
5870 | ||
5871 | mpt3sas_config_get_volume_wwid(ioc, handle, &wwid); | |
5872 | if (!wwid) { | |
5873 | pr_err(MPT3SAS_FMT | |
5874 | "failure at %s:%d/%s()!\n", ioc->name, | |
5875 | __FILE__, __LINE__, __func__); | |
5876 | return; | |
5877 | } | |
5878 | ||
5879 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
5880 | raid_device = _scsih_raid_device_find_by_wwid(ioc, wwid); | |
5881 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
5882 | ||
5883 | if (raid_device) | |
5884 | return; | |
5885 | ||
5886 | raid_device = kzalloc(sizeof(struct _raid_device), GFP_KERNEL); | |
5887 | if (!raid_device) { | |
5888 | pr_err(MPT3SAS_FMT | |
5889 | "failure at %s:%d/%s()!\n", ioc->name, | |
5890 | __FILE__, __LINE__, __func__); | |
5891 | return; | |
5892 | } | |
5893 | ||
5894 | raid_device->id = ioc->sas_id++; | |
5895 | raid_device->channel = RAID_CHANNEL; | |
5896 | raid_device->handle = handle; | |
5897 | raid_device->wwid = wwid; | |
5898 | _scsih_raid_device_add(ioc, raid_device); | |
5899 | if (!ioc->wait_for_discovery_to_complete) { | |
5900 | rc = scsi_add_device(ioc->shost, RAID_CHANNEL, | |
5901 | raid_device->id, 0); | |
5902 | if (rc) | |
5903 | _scsih_raid_device_remove(ioc, raid_device); | |
5904 | } else { | |
5905 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
5906 | _scsih_determine_boot_device(ioc, raid_device, 1); | |
5907 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
5908 | } | |
5909 | } | |
5910 | ||
5911 | /** | |
5912 | * _scsih_sas_volume_delete - delete volume | |
5913 | * @ioc: per adapter object | |
5914 | * @handle: volume device handle | |
5915 | * Context: user. | |
5916 | * | |
5917 | * Return nothing. | |
5918 | */ | |
5919 | static void | |
5920 | _scsih_sas_volume_delete(struct MPT3SAS_ADAPTER *ioc, u16 handle) | |
5921 | { | |
5922 | struct _raid_device *raid_device; | |
5923 | unsigned long flags; | |
5924 | struct MPT3SAS_TARGET *sas_target_priv_data; | |
5925 | struct scsi_target *starget = NULL; | |
5926 | ||
5927 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
5928 | raid_device = _scsih_raid_device_find_by_handle(ioc, handle); | |
5929 | if (raid_device) { | |
5930 | if (raid_device->starget) { | |
5931 | starget = raid_device->starget; | |
5932 | sas_target_priv_data = starget->hostdata; | |
5933 | sas_target_priv_data->deleted = 1; | |
5934 | } | |
5935 | pr_info(MPT3SAS_FMT "removing handle(0x%04x), wwid(0x%016llx)\n", | |
5936 | ioc->name, raid_device->handle, | |
5937 | (unsigned long long) raid_device->wwid); | |
5938 | list_del(&raid_device->list); | |
5939 | kfree(raid_device); | |
5940 | } | |
5941 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
5942 | if (starget) | |
5943 | scsi_remove_target(&starget->dev); | |
5944 | } | |
5945 | ||
5946 | /** | |
5947 | * _scsih_sas_pd_expose - expose pd component to /dev/sdX | |
5948 | * @ioc: per adapter object | |
5949 | * @element: IR config element data | |
5950 | * Context: user. | |
5951 | * | |
5952 | * Return nothing. | |
5953 | */ | |
5954 | static void | |
5955 | _scsih_sas_pd_expose(struct MPT3SAS_ADAPTER *ioc, | |
5956 | Mpi2EventIrConfigElement_t *element) | |
5957 | { | |
5958 | struct _sas_device *sas_device; | |
5959 | struct scsi_target *starget = NULL; | |
5960 | struct MPT3SAS_TARGET *sas_target_priv_data; | |
5961 | unsigned long flags; | |
5962 | u16 handle = le16_to_cpu(element->PhysDiskDevHandle); | |
5963 | ||
5964 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
5965 | sas_device = _scsih_sas_device_find_by_handle(ioc, handle); | |
5966 | if (sas_device) { | |
5967 | sas_device->volume_handle = 0; | |
5968 | sas_device->volume_wwid = 0; | |
5969 | clear_bit(handle, ioc->pd_handles); | |
5970 | if (sas_device->starget && sas_device->starget->hostdata) { | |
5971 | starget = sas_device->starget; | |
5972 | sas_target_priv_data = starget->hostdata; | |
5973 | sas_target_priv_data->flags &= | |
5974 | ~MPT_TARGET_FLAGS_RAID_COMPONENT; | |
5975 | } | |
5976 | } | |
5977 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
5978 | if (!sas_device) | |
5979 | return; | |
5980 | ||
5981 | /* exposing raid component */ | |
5982 | if (starget) | |
5983 | starget_for_each_device(starget, NULL, _scsih_reprobe_lun); | |
5984 | } | |
5985 | ||
5986 | /** | |
5987 | * _scsih_sas_pd_hide - hide pd component from /dev/sdX | |
5988 | * @ioc: per adapter object | |
5989 | * @element: IR config element data | |
5990 | * Context: user. | |
5991 | * | |
5992 | * Return nothing. | |
5993 | */ | |
5994 | static void | |
5995 | _scsih_sas_pd_hide(struct MPT3SAS_ADAPTER *ioc, | |
5996 | Mpi2EventIrConfigElement_t *element) | |
5997 | { | |
5998 | struct _sas_device *sas_device; | |
5999 | struct scsi_target *starget = NULL; | |
6000 | struct MPT3SAS_TARGET *sas_target_priv_data; | |
6001 | unsigned long flags; | |
6002 | u16 handle = le16_to_cpu(element->PhysDiskDevHandle); | |
6003 | u16 volume_handle = 0; | |
6004 | u64 volume_wwid = 0; | |
6005 | ||
6006 | mpt3sas_config_get_volume_handle(ioc, handle, &volume_handle); | |
6007 | if (volume_handle) | |
6008 | mpt3sas_config_get_volume_wwid(ioc, volume_handle, | |
6009 | &volume_wwid); | |
6010 | ||
6011 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
6012 | sas_device = _scsih_sas_device_find_by_handle(ioc, handle); | |
6013 | if (sas_device) { | |
6014 | set_bit(handle, ioc->pd_handles); | |
6015 | if (sas_device->starget && sas_device->starget->hostdata) { | |
6016 | starget = sas_device->starget; | |
6017 | sas_target_priv_data = starget->hostdata; | |
6018 | sas_target_priv_data->flags |= | |
6019 | MPT_TARGET_FLAGS_RAID_COMPONENT; | |
6020 | sas_device->volume_handle = volume_handle; | |
6021 | sas_device->volume_wwid = volume_wwid; | |
6022 | } | |
6023 | } | |
6024 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
6025 | if (!sas_device) | |
6026 | return; | |
6027 | ||
45506049 | 6028 | #ifndef SCSI_MPT2SAS |
f92363d1 SR |
6029 | /* hiding raid component */ |
6030 | _scsih_ir_fastpath(ioc, handle, element->PhysDiskNum); | |
45506049 | 6031 | #endif |
f92363d1 SR |
6032 | if (starget) |
6033 | starget_for_each_device(starget, (void *)1, _scsih_reprobe_lun); | |
6034 | } | |
6035 | ||
6036 | /** | |
6037 | * _scsih_sas_pd_delete - delete pd component | |
6038 | * @ioc: per adapter object | |
6039 | * @element: IR config element data | |
6040 | * Context: user. | |
6041 | * | |
6042 | * Return nothing. | |
6043 | */ | |
6044 | static void | |
6045 | _scsih_sas_pd_delete(struct MPT3SAS_ADAPTER *ioc, | |
6046 | Mpi2EventIrConfigElement_t *element) | |
6047 | { | |
6048 | u16 handle = le16_to_cpu(element->PhysDiskDevHandle); | |
6049 | ||
6050 | _scsih_device_remove_by_handle(ioc, handle); | |
6051 | } | |
6052 | ||
6053 | /** | |
6054 | * _scsih_sas_pd_add - remove pd component | |
6055 | * @ioc: per adapter object | |
6056 | * @element: IR config element data | |
6057 | * Context: user. | |
6058 | * | |
6059 | * Return nothing. | |
6060 | */ | |
6061 | static void | |
6062 | _scsih_sas_pd_add(struct MPT3SAS_ADAPTER *ioc, | |
6063 | Mpi2EventIrConfigElement_t *element) | |
6064 | { | |
6065 | struct _sas_device *sas_device; | |
6066 | unsigned long flags; | |
6067 | u16 handle = le16_to_cpu(element->PhysDiskDevHandle); | |
6068 | Mpi2ConfigReply_t mpi_reply; | |
6069 | Mpi2SasDevicePage0_t sas_device_pg0; | |
6070 | u32 ioc_status; | |
6071 | u64 sas_address; | |
6072 | u16 parent_handle; | |
6073 | ||
6074 | set_bit(handle, ioc->pd_handles); | |
6075 | ||
6076 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
6077 | sas_device = _scsih_sas_device_find_by_handle(ioc, handle); | |
6078 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
6079 | if (sas_device) { | |
45506049 | 6080 | #ifndef SCSI_MPT2SAS |
f92363d1 | 6081 | _scsih_ir_fastpath(ioc, handle, element->PhysDiskNum); |
45506049 | 6082 | #endif |
f92363d1 SR |
6083 | return; |
6084 | } | |
6085 | ||
6086 | if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0, | |
6087 | MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) { | |
6088 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
6089 | ioc->name, __FILE__, __LINE__, __func__); | |
6090 | return; | |
6091 | } | |
6092 | ||
6093 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
6094 | MPI2_IOCSTATUS_MASK; | |
6095 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { | |
6096 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
6097 | ioc->name, __FILE__, __LINE__, __func__); | |
6098 | return; | |
6099 | } | |
6100 | ||
6101 | parent_handle = le16_to_cpu(sas_device_pg0.ParentDevHandle); | |
6102 | if (!_scsih_get_sas_address(ioc, parent_handle, &sas_address)) | |
6103 | mpt3sas_transport_update_links(ioc, sas_address, handle, | |
6104 | sas_device_pg0.PhyNum, MPI2_SAS_NEG_LINK_RATE_1_5); | |
6105 | ||
45506049 | 6106 | #ifndef SCSI_MPT2SAS |
f92363d1 | 6107 | _scsih_ir_fastpath(ioc, handle, element->PhysDiskNum); |
45506049 | 6108 | #endif |
f92363d1 SR |
6109 | _scsih_add_device(ioc, handle, 0, 1); |
6110 | } | |
6111 | ||
f92363d1 SR |
6112 | /** |
6113 | * _scsih_sas_ir_config_change_event_debug - debug for IR Config Change events | |
6114 | * @ioc: per adapter object | |
6115 | * @event_data: event data payload | |
6116 | * Context: user. | |
6117 | * | |
6118 | * Return nothing. | |
6119 | */ | |
6120 | static void | |
6121 | _scsih_sas_ir_config_change_event_debug(struct MPT3SAS_ADAPTER *ioc, | |
6122 | Mpi2EventDataIrConfigChangeList_t *event_data) | |
6123 | { | |
6124 | Mpi2EventIrConfigElement_t *element; | |
6125 | u8 element_type; | |
6126 | int i; | |
6127 | char *reason_str = NULL, *element_str = NULL; | |
6128 | ||
6129 | element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0]; | |
6130 | ||
6131 | pr_info(MPT3SAS_FMT "raid config change: (%s), elements(%d)\n", | |
6132 | ioc->name, (le32_to_cpu(event_data->Flags) & | |
6133 | MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG) ? | |
6134 | "foreign" : "native", event_data->NumElements); | |
6135 | for (i = 0; i < event_data->NumElements; i++, element++) { | |
6136 | switch (element->ReasonCode) { | |
6137 | case MPI2_EVENT_IR_CHANGE_RC_ADDED: | |
6138 | reason_str = "add"; | |
6139 | break; | |
6140 | case MPI2_EVENT_IR_CHANGE_RC_REMOVED: | |
6141 | reason_str = "remove"; | |
6142 | break; | |
6143 | case MPI2_EVENT_IR_CHANGE_RC_NO_CHANGE: | |
6144 | reason_str = "no change"; | |
6145 | break; | |
6146 | case MPI2_EVENT_IR_CHANGE_RC_HIDE: | |
6147 | reason_str = "hide"; | |
6148 | break; | |
6149 | case MPI2_EVENT_IR_CHANGE_RC_UNHIDE: | |
6150 | reason_str = "unhide"; | |
6151 | break; | |
6152 | case MPI2_EVENT_IR_CHANGE_RC_VOLUME_CREATED: | |
6153 | reason_str = "volume_created"; | |
6154 | break; | |
6155 | case MPI2_EVENT_IR_CHANGE_RC_VOLUME_DELETED: | |
6156 | reason_str = "volume_deleted"; | |
6157 | break; | |
6158 | case MPI2_EVENT_IR_CHANGE_RC_PD_CREATED: | |
6159 | reason_str = "pd_created"; | |
6160 | break; | |
6161 | case MPI2_EVENT_IR_CHANGE_RC_PD_DELETED: | |
6162 | reason_str = "pd_deleted"; | |
6163 | break; | |
6164 | default: | |
6165 | reason_str = "unknown reason"; | |
6166 | break; | |
6167 | } | |
6168 | element_type = le16_to_cpu(element->ElementFlags) & | |
6169 | MPI2_EVENT_IR_CHANGE_EFLAGS_ELEMENT_TYPE_MASK; | |
6170 | switch (element_type) { | |
6171 | case MPI2_EVENT_IR_CHANGE_EFLAGS_VOLUME_ELEMENT: | |
6172 | element_str = "volume"; | |
6173 | break; | |
6174 | case MPI2_EVENT_IR_CHANGE_EFLAGS_VOLPHYSDISK_ELEMENT: | |
6175 | element_str = "phys disk"; | |
6176 | break; | |
6177 | case MPI2_EVENT_IR_CHANGE_EFLAGS_HOTSPARE_ELEMENT: | |
6178 | element_str = "hot spare"; | |
6179 | break; | |
6180 | default: | |
6181 | element_str = "unknown element"; | |
6182 | break; | |
6183 | } | |
6184 | pr_info("\t(%s:%s), vol handle(0x%04x), " \ | |
6185 | "pd handle(0x%04x), pd num(0x%02x)\n", element_str, | |
6186 | reason_str, le16_to_cpu(element->VolDevHandle), | |
6187 | le16_to_cpu(element->PhysDiskDevHandle), | |
6188 | element->PhysDiskNum); | |
6189 | } | |
6190 | } | |
f92363d1 SR |
6191 | |
6192 | /** | |
6193 | * _scsih_sas_ir_config_change_event - handle ir configuration change events | |
6194 | * @ioc: per adapter object | |
6195 | * @fw_event: The fw_event_work object | |
6196 | * Context: user. | |
6197 | * | |
6198 | * Return nothing. | |
6199 | */ | |
6200 | static void | |
6201 | _scsih_sas_ir_config_change_event(struct MPT3SAS_ADAPTER *ioc, | |
6202 | struct fw_event_work *fw_event) | |
6203 | { | |
6204 | Mpi2EventIrConfigElement_t *element; | |
6205 | int i; | |
6206 | u8 foreign_config; | |
35b62362 JL |
6207 | Mpi2EventDataIrConfigChangeList_t *event_data = |
6208 | (Mpi2EventDataIrConfigChangeList_t *) | |
6209 | fw_event->event_data; | |
f92363d1 | 6210 | |
f92363d1 SR |
6211 | if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) |
6212 | _scsih_sas_ir_config_change_event_debug(ioc, event_data); | |
6213 | ||
f92363d1 SR |
6214 | foreign_config = (le32_to_cpu(event_data->Flags) & |
6215 | MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG) ? 1 : 0; | |
6216 | ||
6217 | element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0]; | |
6218 | if (ioc->shost_recovery) { | |
45506049 | 6219 | #ifndef SCSI_MPT2SAS |
f92363d1 SR |
6220 | for (i = 0; i < event_data->NumElements; i++, element++) { |
6221 | if (element->ReasonCode == MPI2_EVENT_IR_CHANGE_RC_HIDE) | |
6222 | _scsih_ir_fastpath(ioc, | |
6223 | le16_to_cpu(element->PhysDiskDevHandle), | |
6224 | element->PhysDiskNum); | |
6225 | } | |
45506049 | 6226 | #endif |
f92363d1 SR |
6227 | return; |
6228 | } | |
6229 | for (i = 0; i < event_data->NumElements; i++, element++) { | |
6230 | ||
6231 | switch (element->ReasonCode) { | |
6232 | case MPI2_EVENT_IR_CHANGE_RC_VOLUME_CREATED: | |
6233 | case MPI2_EVENT_IR_CHANGE_RC_ADDED: | |
6234 | if (!foreign_config) | |
6235 | _scsih_sas_volume_add(ioc, element); | |
6236 | break; | |
6237 | case MPI2_EVENT_IR_CHANGE_RC_VOLUME_DELETED: | |
6238 | case MPI2_EVENT_IR_CHANGE_RC_REMOVED: | |
6239 | if (!foreign_config) | |
6240 | _scsih_sas_volume_delete(ioc, | |
6241 | le16_to_cpu(element->VolDevHandle)); | |
6242 | break; | |
6243 | case MPI2_EVENT_IR_CHANGE_RC_PD_CREATED: | |
6244 | _scsih_sas_pd_hide(ioc, element); | |
6245 | break; | |
6246 | case MPI2_EVENT_IR_CHANGE_RC_PD_DELETED: | |
6247 | _scsih_sas_pd_expose(ioc, element); | |
6248 | break; | |
6249 | case MPI2_EVENT_IR_CHANGE_RC_HIDE: | |
6250 | _scsih_sas_pd_add(ioc, element); | |
6251 | break; | |
6252 | case MPI2_EVENT_IR_CHANGE_RC_UNHIDE: | |
6253 | _scsih_sas_pd_delete(ioc, element); | |
6254 | break; | |
6255 | } | |
6256 | } | |
6257 | } | |
6258 | ||
6259 | /** | |
6260 | * _scsih_sas_ir_volume_event - IR volume event | |
6261 | * @ioc: per adapter object | |
6262 | * @fw_event: The fw_event_work object | |
6263 | * Context: user. | |
6264 | * | |
6265 | * Return nothing. | |
6266 | */ | |
6267 | static void | |
6268 | _scsih_sas_ir_volume_event(struct MPT3SAS_ADAPTER *ioc, | |
6269 | struct fw_event_work *fw_event) | |
6270 | { | |
6271 | u64 wwid; | |
6272 | unsigned long flags; | |
6273 | struct _raid_device *raid_device; | |
6274 | u16 handle; | |
6275 | u32 state; | |
6276 | int rc; | |
35b62362 JL |
6277 | Mpi2EventDataIrVolume_t *event_data = |
6278 | (Mpi2EventDataIrVolume_t *) fw_event->event_data; | |
f92363d1 SR |
6279 | |
6280 | if (ioc->shost_recovery) | |
6281 | return; | |
6282 | ||
6283 | if (event_data->ReasonCode != MPI2_EVENT_IR_VOLUME_RC_STATE_CHANGED) | |
6284 | return; | |
6285 | ||
6286 | handle = le16_to_cpu(event_data->VolDevHandle); | |
6287 | state = le32_to_cpu(event_data->NewValue); | |
6288 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
6289 | "%s: handle(0x%04x), old(0x%08x), new(0x%08x)\n", | |
6290 | ioc->name, __func__, handle, | |
6291 | le32_to_cpu(event_data->PreviousValue), state)); | |
6292 | switch (state) { | |
6293 | case MPI2_RAID_VOL_STATE_MISSING: | |
6294 | case MPI2_RAID_VOL_STATE_FAILED: | |
6295 | _scsih_sas_volume_delete(ioc, handle); | |
6296 | break; | |
6297 | ||
6298 | case MPI2_RAID_VOL_STATE_ONLINE: | |
6299 | case MPI2_RAID_VOL_STATE_DEGRADED: | |
6300 | case MPI2_RAID_VOL_STATE_OPTIMAL: | |
6301 | ||
6302 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
6303 | raid_device = _scsih_raid_device_find_by_handle(ioc, handle); | |
6304 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
6305 | ||
6306 | if (raid_device) | |
6307 | break; | |
6308 | ||
6309 | mpt3sas_config_get_volume_wwid(ioc, handle, &wwid); | |
6310 | if (!wwid) { | |
6311 | pr_err(MPT3SAS_FMT | |
6312 | "failure at %s:%d/%s()!\n", ioc->name, | |
6313 | __FILE__, __LINE__, __func__); | |
6314 | break; | |
6315 | } | |
6316 | ||
6317 | raid_device = kzalloc(sizeof(struct _raid_device), GFP_KERNEL); | |
6318 | if (!raid_device) { | |
6319 | pr_err(MPT3SAS_FMT | |
6320 | "failure at %s:%d/%s()!\n", ioc->name, | |
6321 | __FILE__, __LINE__, __func__); | |
6322 | break; | |
6323 | } | |
6324 | ||
6325 | raid_device->id = ioc->sas_id++; | |
6326 | raid_device->channel = RAID_CHANNEL; | |
6327 | raid_device->handle = handle; | |
6328 | raid_device->wwid = wwid; | |
6329 | _scsih_raid_device_add(ioc, raid_device); | |
6330 | rc = scsi_add_device(ioc->shost, RAID_CHANNEL, | |
6331 | raid_device->id, 0); | |
6332 | if (rc) | |
6333 | _scsih_raid_device_remove(ioc, raid_device); | |
6334 | break; | |
6335 | ||
6336 | case MPI2_RAID_VOL_STATE_INITIALIZING: | |
6337 | default: | |
6338 | break; | |
6339 | } | |
6340 | } | |
6341 | ||
6342 | /** | |
6343 | * _scsih_sas_ir_physical_disk_event - PD event | |
6344 | * @ioc: per adapter object | |
6345 | * @fw_event: The fw_event_work object | |
6346 | * Context: user. | |
6347 | * | |
6348 | * Return nothing. | |
6349 | */ | |
6350 | static void | |
6351 | _scsih_sas_ir_physical_disk_event(struct MPT3SAS_ADAPTER *ioc, | |
6352 | struct fw_event_work *fw_event) | |
6353 | { | |
6354 | u16 handle, parent_handle; | |
6355 | u32 state; | |
6356 | struct _sas_device *sas_device; | |
6357 | unsigned long flags; | |
6358 | Mpi2ConfigReply_t mpi_reply; | |
6359 | Mpi2SasDevicePage0_t sas_device_pg0; | |
6360 | u32 ioc_status; | |
35b62362 JL |
6361 | Mpi2EventDataIrPhysicalDisk_t *event_data = |
6362 | (Mpi2EventDataIrPhysicalDisk_t *) fw_event->event_data; | |
f92363d1 SR |
6363 | u64 sas_address; |
6364 | ||
6365 | if (ioc->shost_recovery) | |
6366 | return; | |
6367 | ||
6368 | if (event_data->ReasonCode != MPI2_EVENT_IR_PHYSDISK_RC_STATE_CHANGED) | |
6369 | return; | |
6370 | ||
6371 | handle = le16_to_cpu(event_data->PhysDiskDevHandle); | |
6372 | state = le32_to_cpu(event_data->NewValue); | |
6373 | ||
6374 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
6375 | "%s: handle(0x%04x), old(0x%08x), new(0x%08x)\n", | |
6376 | ioc->name, __func__, handle, | |
6377 | le32_to_cpu(event_data->PreviousValue), state)); | |
6378 | switch (state) { | |
6379 | case MPI2_RAID_PD_STATE_ONLINE: | |
6380 | case MPI2_RAID_PD_STATE_DEGRADED: | |
6381 | case MPI2_RAID_PD_STATE_REBUILDING: | |
6382 | case MPI2_RAID_PD_STATE_OPTIMAL: | |
6383 | case MPI2_RAID_PD_STATE_HOT_SPARE: | |
6384 | ||
6385 | set_bit(handle, ioc->pd_handles); | |
6386 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
6387 | sas_device = _scsih_sas_device_find_by_handle(ioc, handle); | |
6388 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
6389 | ||
6390 | if (sas_device) | |
6391 | return; | |
6392 | ||
6393 | if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, | |
6394 | &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, | |
6395 | handle))) { | |
6396 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
6397 | ioc->name, __FILE__, __LINE__, __func__); | |
6398 | return; | |
6399 | } | |
6400 | ||
6401 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
6402 | MPI2_IOCSTATUS_MASK; | |
6403 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { | |
6404 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
6405 | ioc->name, __FILE__, __LINE__, __func__); | |
6406 | return; | |
6407 | } | |
6408 | ||
6409 | parent_handle = le16_to_cpu(sas_device_pg0.ParentDevHandle); | |
6410 | if (!_scsih_get_sas_address(ioc, parent_handle, &sas_address)) | |
6411 | mpt3sas_transport_update_links(ioc, sas_address, handle, | |
6412 | sas_device_pg0.PhyNum, MPI2_SAS_NEG_LINK_RATE_1_5); | |
6413 | ||
6414 | _scsih_add_device(ioc, handle, 0, 1); | |
6415 | ||
6416 | break; | |
6417 | ||
6418 | case MPI2_RAID_PD_STATE_OFFLINE: | |
6419 | case MPI2_RAID_PD_STATE_NOT_CONFIGURED: | |
6420 | case MPI2_RAID_PD_STATE_NOT_COMPATIBLE: | |
6421 | default: | |
6422 | break; | |
6423 | } | |
6424 | } | |
6425 | ||
f92363d1 SR |
6426 | /** |
6427 | * _scsih_sas_ir_operation_status_event_debug - debug for IR op event | |
6428 | * @ioc: per adapter object | |
6429 | * @event_data: event data payload | |
6430 | * Context: user. | |
6431 | * | |
6432 | * Return nothing. | |
6433 | */ | |
6434 | static void | |
6435 | _scsih_sas_ir_operation_status_event_debug(struct MPT3SAS_ADAPTER *ioc, | |
6436 | Mpi2EventDataIrOperationStatus_t *event_data) | |
6437 | { | |
6438 | char *reason_str = NULL; | |
6439 | ||
6440 | switch (event_data->RAIDOperation) { | |
6441 | case MPI2_EVENT_IR_RAIDOP_RESYNC: | |
6442 | reason_str = "resync"; | |
6443 | break; | |
6444 | case MPI2_EVENT_IR_RAIDOP_ONLINE_CAP_EXPANSION: | |
6445 | reason_str = "online capacity expansion"; | |
6446 | break; | |
6447 | case MPI2_EVENT_IR_RAIDOP_CONSISTENCY_CHECK: | |
6448 | reason_str = "consistency check"; | |
6449 | break; | |
6450 | case MPI2_EVENT_IR_RAIDOP_BACKGROUND_INIT: | |
6451 | reason_str = "background init"; | |
6452 | break; | |
6453 | case MPI2_EVENT_IR_RAIDOP_MAKE_DATA_CONSISTENT: | |
6454 | reason_str = "make data consistent"; | |
6455 | break; | |
6456 | } | |
6457 | ||
6458 | if (!reason_str) | |
6459 | return; | |
6460 | ||
6461 | pr_info(MPT3SAS_FMT "raid operational status: (%s)" \ | |
6462 | "\thandle(0x%04x), percent complete(%d)\n", | |
6463 | ioc->name, reason_str, | |
6464 | le16_to_cpu(event_data->VolDevHandle), | |
6465 | event_data->PercentComplete); | |
6466 | } | |
f92363d1 SR |
6467 | |
6468 | /** | |
6469 | * _scsih_sas_ir_operation_status_event - handle RAID operation events | |
6470 | * @ioc: per adapter object | |
6471 | * @fw_event: The fw_event_work object | |
6472 | * Context: user. | |
6473 | * | |
6474 | * Return nothing. | |
6475 | */ | |
6476 | static void | |
6477 | _scsih_sas_ir_operation_status_event(struct MPT3SAS_ADAPTER *ioc, | |
6478 | struct fw_event_work *fw_event) | |
6479 | { | |
35b62362 JL |
6480 | Mpi2EventDataIrOperationStatus_t *event_data = |
6481 | (Mpi2EventDataIrOperationStatus_t *) | |
6482 | fw_event->event_data; | |
f92363d1 SR |
6483 | static struct _raid_device *raid_device; |
6484 | unsigned long flags; | |
6485 | u16 handle; | |
6486 | ||
f92363d1 SR |
6487 | if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) |
6488 | _scsih_sas_ir_operation_status_event_debug(ioc, | |
6489 | event_data); | |
f92363d1 SR |
6490 | |
6491 | /* code added for raid transport support */ | |
6492 | if (event_data->RAIDOperation == MPI2_EVENT_IR_RAIDOP_RESYNC) { | |
6493 | ||
6494 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
6495 | handle = le16_to_cpu(event_data->VolDevHandle); | |
6496 | raid_device = _scsih_raid_device_find_by_handle(ioc, handle); | |
6497 | if (raid_device) | |
6498 | raid_device->percent_complete = | |
6499 | event_data->PercentComplete; | |
6500 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
6501 | } | |
6502 | } | |
6503 | ||
6504 | /** | |
6505 | * _scsih_prep_device_scan - initialize parameters prior to device scan | |
6506 | * @ioc: per adapter object | |
6507 | * | |
6508 | * Set the deleted flag prior to device scan. If the device is found during | |
6509 | * the scan, then we clear the deleted flag. | |
6510 | */ | |
6511 | static void | |
6512 | _scsih_prep_device_scan(struct MPT3SAS_ADAPTER *ioc) | |
6513 | { | |
6514 | struct MPT3SAS_DEVICE *sas_device_priv_data; | |
6515 | struct scsi_device *sdev; | |
6516 | ||
6517 | shost_for_each_device(sdev, ioc->shost) { | |
6518 | sas_device_priv_data = sdev->hostdata; | |
6519 | if (sas_device_priv_data && sas_device_priv_data->sas_target) | |
6520 | sas_device_priv_data->sas_target->deleted = 1; | |
6521 | } | |
6522 | } | |
6523 | ||
6524 | /** | |
6525 | * _scsih_mark_responding_sas_device - mark a sas_devices as responding | |
6526 | * @ioc: per adapter object | |
e6d45e3e | 6527 | * @sas_device_pg0: SAS Device page 0 |
f92363d1 SR |
6528 | * |
6529 | * After host reset, find out whether devices are still responding. | |
6530 | * Used in _scsih_remove_unresponsive_sas_devices. | |
6531 | * | |
6532 | * Return nothing. | |
6533 | */ | |
6534 | static void | |
e6d45e3e SR |
6535 | _scsih_mark_responding_sas_device(struct MPT3SAS_ADAPTER *ioc, |
6536 | Mpi2SasDevicePage0_t *sas_device_pg0) | |
f92363d1 SR |
6537 | { |
6538 | struct MPT3SAS_TARGET *sas_target_priv_data = NULL; | |
6539 | struct scsi_target *starget; | |
6540 | struct _sas_device *sas_device; | |
6541 | unsigned long flags; | |
6542 | ||
6543 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
6544 | list_for_each_entry(sas_device, &ioc->sas_device_list, list) { | |
e6d45e3e SR |
6545 | if ((sas_device->sas_address == sas_device_pg0->SASAddress) && |
6546 | (sas_device->slot == sas_device_pg0->Slot)) { | |
f92363d1 SR |
6547 | sas_device->responding = 1; |
6548 | starget = sas_device->starget; | |
6549 | if (starget && starget->hostdata) { | |
6550 | sas_target_priv_data = starget->hostdata; | |
6551 | sas_target_priv_data->tm_busy = 0; | |
6552 | sas_target_priv_data->deleted = 0; | |
6553 | } else | |
6554 | sas_target_priv_data = NULL; | |
e6d45e3e | 6555 | if (starget) { |
f92363d1 | 6556 | starget_printk(KERN_INFO, starget, |
e6d45e3e SR |
6557 | "handle(0x%04x), sas_addr(0x%016llx)\n", |
6558 | sas_device_pg0->DevHandle, | |
f92363d1 | 6559 | (unsigned long long) |
e6d45e3e SR |
6560 | sas_device->sas_address); |
6561 | ||
6562 | if (sas_device->enclosure_handle != 0) | |
6563 | starget_printk(KERN_INFO, starget, | |
6564 | "enclosure logical id(0x%016llx)," | |
6565 | " slot(%d)\n", | |
6566 | (unsigned long long) | |
6567 | sas_device->enclosure_logical_id, | |
6568 | sas_device->slot); | |
6569 | } | |
6570 | if (sas_device_pg0->Flags & | |
6571 | MPI2_SAS_DEVICE0_FLAGS_ENCL_LEVEL_VALID) { | |
6572 | sas_device->enclosure_level = | |
6573 | le16_to_cpu(sas_device_pg0->EnclosureLevel); | |
6574 | memcpy(&sas_device->connector_name[0], | |
6575 | &sas_device_pg0->ConnectorName[0], 4); | |
6576 | } else { | |
6577 | sas_device->enclosure_level = 0; | |
6578 | sas_device->connector_name[0] = '\0'; | |
6579 | } | |
6580 | ||
6581 | if (sas_device->handle == sas_device_pg0->DevHandle) | |
f92363d1 SR |
6582 | goto out; |
6583 | pr_info("\thandle changed from(0x%04x)!!!\n", | |
6584 | sas_device->handle); | |
e6d45e3e | 6585 | sas_device->handle = sas_device_pg0->DevHandle; |
f92363d1 | 6586 | if (sas_target_priv_data) |
e6d45e3e SR |
6587 | sas_target_priv_data->handle = |
6588 | sas_device_pg0->DevHandle; | |
f92363d1 SR |
6589 | goto out; |
6590 | } | |
6591 | } | |
6592 | out: | |
6593 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
6594 | } | |
6595 | ||
6596 | /** | |
6597 | * _scsih_search_responding_sas_devices - | |
6598 | * @ioc: per adapter object | |
6599 | * | |
6600 | * After host reset, find out whether devices are still responding. | |
6601 | * If not remove. | |
6602 | * | |
6603 | * Return nothing. | |
6604 | */ | |
6605 | static void | |
6606 | _scsih_search_responding_sas_devices(struct MPT3SAS_ADAPTER *ioc) | |
6607 | { | |
6608 | Mpi2SasDevicePage0_t sas_device_pg0; | |
6609 | Mpi2ConfigReply_t mpi_reply; | |
6610 | u16 ioc_status; | |
6611 | u16 handle; | |
6612 | u32 device_info; | |
6613 | ||
6614 | pr_info(MPT3SAS_FMT "search for end-devices: start\n", ioc->name); | |
6615 | ||
6616 | if (list_empty(&ioc->sas_device_list)) | |
6617 | goto out; | |
6618 | ||
6619 | handle = 0xFFFF; | |
6620 | while (!(mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, | |
6621 | &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_GET_NEXT_HANDLE, | |
6622 | handle))) { | |
6623 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
6624 | MPI2_IOCSTATUS_MASK; | |
14be49ac | 6625 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) |
f92363d1 | 6626 | break; |
e6d45e3e SR |
6627 | handle = sas_device_pg0.DevHandle = |
6628 | le16_to_cpu(sas_device_pg0.DevHandle); | |
f92363d1 SR |
6629 | device_info = le32_to_cpu(sas_device_pg0.DeviceInfo); |
6630 | if (!(_scsih_is_end_device(device_info))) | |
6631 | continue; | |
e6d45e3e SR |
6632 | sas_device_pg0.SASAddress = |
6633 | le64_to_cpu(sas_device_pg0.SASAddress); | |
6634 | sas_device_pg0.Slot = le16_to_cpu(sas_device_pg0.Slot); | |
6635 | _scsih_mark_responding_sas_device(ioc, &sas_device_pg0); | |
f92363d1 SR |
6636 | } |
6637 | ||
6638 | out: | |
6639 | pr_info(MPT3SAS_FMT "search for end-devices: complete\n", | |
6640 | ioc->name); | |
6641 | } | |
6642 | ||
6643 | /** | |
6644 | * _scsih_mark_responding_raid_device - mark a raid_device as responding | |
6645 | * @ioc: per adapter object | |
6646 | * @wwid: world wide identifier for raid volume | |
6647 | * @handle: device handle | |
6648 | * | |
6649 | * After host reset, find out whether devices are still responding. | |
6650 | * Used in _scsih_remove_unresponsive_raid_devices. | |
6651 | * | |
6652 | * Return nothing. | |
6653 | */ | |
6654 | static void | |
6655 | _scsih_mark_responding_raid_device(struct MPT3SAS_ADAPTER *ioc, u64 wwid, | |
6656 | u16 handle) | |
6657 | { | |
6658 | struct MPT3SAS_TARGET *sas_target_priv_data; | |
6659 | struct scsi_target *starget; | |
6660 | struct _raid_device *raid_device; | |
6661 | unsigned long flags; | |
6662 | ||
6663 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
6664 | list_for_each_entry(raid_device, &ioc->raid_device_list, list) { | |
6665 | if (raid_device->wwid == wwid && raid_device->starget) { | |
6666 | starget = raid_device->starget; | |
6667 | if (starget && starget->hostdata) { | |
6668 | sas_target_priv_data = starget->hostdata; | |
6669 | sas_target_priv_data->deleted = 0; | |
6670 | } else | |
6671 | sas_target_priv_data = NULL; | |
6672 | raid_device->responding = 1; | |
6673 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
6674 | starget_printk(KERN_INFO, raid_device->starget, | |
6675 | "handle(0x%04x), wwid(0x%016llx)\n", handle, | |
6676 | (unsigned long long)raid_device->wwid); | |
6677 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
6678 | if (raid_device->handle == handle) { | |
6679 | spin_unlock_irqrestore(&ioc->raid_device_lock, | |
6680 | flags); | |
6681 | return; | |
6682 | } | |
6683 | pr_info("\thandle changed from(0x%04x)!!!\n", | |
6684 | raid_device->handle); | |
6685 | raid_device->handle = handle; | |
6686 | if (sas_target_priv_data) | |
6687 | sas_target_priv_data->handle = handle; | |
6688 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
6689 | return; | |
6690 | } | |
6691 | } | |
6692 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
6693 | } | |
6694 | ||
6695 | /** | |
6696 | * _scsih_search_responding_raid_devices - | |
6697 | * @ioc: per adapter object | |
6698 | * | |
6699 | * After host reset, find out whether devices are still responding. | |
6700 | * If not remove. | |
6701 | * | |
6702 | * Return nothing. | |
6703 | */ | |
6704 | static void | |
6705 | _scsih_search_responding_raid_devices(struct MPT3SAS_ADAPTER *ioc) | |
6706 | { | |
6707 | Mpi2RaidVolPage1_t volume_pg1; | |
6708 | Mpi2RaidVolPage0_t volume_pg0; | |
6709 | Mpi2RaidPhysDiskPage0_t pd_pg0; | |
6710 | Mpi2ConfigReply_t mpi_reply; | |
6711 | u16 ioc_status; | |
6712 | u16 handle; | |
6713 | u8 phys_disk_num; | |
6714 | ||
6715 | if (!ioc->ir_firmware) | |
6716 | return; | |
6717 | ||
6718 | pr_info(MPT3SAS_FMT "search for raid volumes: start\n", | |
6719 | ioc->name); | |
6720 | ||
6721 | if (list_empty(&ioc->raid_device_list)) | |
6722 | goto out; | |
6723 | ||
6724 | handle = 0xFFFF; | |
6725 | while (!(mpt3sas_config_get_raid_volume_pg1(ioc, &mpi_reply, | |
6726 | &volume_pg1, MPI2_RAID_VOLUME_PGAD_FORM_GET_NEXT_HANDLE, handle))) { | |
6727 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
6728 | MPI2_IOCSTATUS_MASK; | |
14be49ac | 6729 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) |
f92363d1 SR |
6730 | break; |
6731 | handle = le16_to_cpu(volume_pg1.DevHandle); | |
6732 | ||
6733 | if (mpt3sas_config_get_raid_volume_pg0(ioc, &mpi_reply, | |
6734 | &volume_pg0, MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, handle, | |
6735 | sizeof(Mpi2RaidVolPage0_t))) | |
6736 | continue; | |
6737 | ||
6738 | if (volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_OPTIMAL || | |
6739 | volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_ONLINE || | |
6740 | volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_DEGRADED) | |
6741 | _scsih_mark_responding_raid_device(ioc, | |
6742 | le64_to_cpu(volume_pg1.WWID), handle); | |
6743 | } | |
6744 | ||
6745 | /* refresh the pd_handles */ | |
6746 | phys_disk_num = 0xFF; | |
6747 | memset(ioc->pd_handles, 0, ioc->pd_handles_sz); | |
6748 | while (!(mpt3sas_config_get_phys_disk_pg0(ioc, &mpi_reply, | |
6749 | &pd_pg0, MPI2_PHYSDISK_PGAD_FORM_GET_NEXT_PHYSDISKNUM, | |
6750 | phys_disk_num))) { | |
6751 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
6752 | MPI2_IOCSTATUS_MASK; | |
14be49ac | 6753 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) |
f92363d1 SR |
6754 | break; |
6755 | phys_disk_num = pd_pg0.PhysDiskNum; | |
6756 | handle = le16_to_cpu(pd_pg0.DevHandle); | |
6757 | set_bit(handle, ioc->pd_handles); | |
6758 | } | |
6759 | out: | |
6760 | pr_info(MPT3SAS_FMT "search for responding raid volumes: complete\n", | |
6761 | ioc->name); | |
6762 | } | |
6763 | ||
6764 | /** | |
6765 | * _scsih_mark_responding_expander - mark a expander as responding | |
6766 | * @ioc: per adapter object | |
6767 | * @sas_address: sas address | |
6768 | * @handle: | |
6769 | * | |
6770 | * After host reset, find out whether devices are still responding. | |
6771 | * Used in _scsih_remove_unresponsive_expanders. | |
6772 | * | |
6773 | * Return nothing. | |
6774 | */ | |
6775 | static void | |
6776 | _scsih_mark_responding_expander(struct MPT3SAS_ADAPTER *ioc, u64 sas_address, | |
6777 | u16 handle) | |
6778 | { | |
6779 | struct _sas_node *sas_expander; | |
6780 | unsigned long flags; | |
6781 | int i; | |
6782 | ||
6783 | spin_lock_irqsave(&ioc->sas_node_lock, flags); | |
6784 | list_for_each_entry(sas_expander, &ioc->sas_expander_list, list) { | |
6785 | if (sas_expander->sas_address != sas_address) | |
6786 | continue; | |
6787 | sas_expander->responding = 1; | |
6788 | if (sas_expander->handle == handle) | |
6789 | goto out; | |
6790 | pr_info("\texpander(0x%016llx): handle changed" \ | |
6791 | " from(0x%04x) to (0x%04x)!!!\n", | |
6792 | (unsigned long long)sas_expander->sas_address, | |
6793 | sas_expander->handle, handle); | |
6794 | sas_expander->handle = handle; | |
6795 | for (i = 0 ; i < sas_expander->num_phys ; i++) | |
6796 | sas_expander->phy[i].handle = handle; | |
6797 | goto out; | |
6798 | } | |
6799 | out: | |
6800 | spin_unlock_irqrestore(&ioc->sas_node_lock, flags); | |
6801 | } | |
6802 | ||
6803 | /** | |
6804 | * _scsih_search_responding_expanders - | |
6805 | * @ioc: per adapter object | |
6806 | * | |
6807 | * After host reset, find out whether devices are still responding. | |
6808 | * If not remove. | |
6809 | * | |
6810 | * Return nothing. | |
6811 | */ | |
6812 | static void | |
6813 | _scsih_search_responding_expanders(struct MPT3SAS_ADAPTER *ioc) | |
6814 | { | |
6815 | Mpi2ExpanderPage0_t expander_pg0; | |
6816 | Mpi2ConfigReply_t mpi_reply; | |
6817 | u16 ioc_status; | |
6818 | u64 sas_address; | |
6819 | u16 handle; | |
6820 | ||
6821 | pr_info(MPT3SAS_FMT "search for expanders: start\n", ioc->name); | |
6822 | ||
6823 | if (list_empty(&ioc->sas_expander_list)) | |
6824 | goto out; | |
6825 | ||
6826 | handle = 0xFFFF; | |
6827 | while (!(mpt3sas_config_get_expander_pg0(ioc, &mpi_reply, &expander_pg0, | |
6828 | MPI2_SAS_EXPAND_PGAD_FORM_GET_NEXT_HNDL, handle))) { | |
6829 | ||
6830 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
6831 | MPI2_IOCSTATUS_MASK; | |
14be49ac | 6832 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) |
f92363d1 SR |
6833 | break; |
6834 | ||
6835 | handle = le16_to_cpu(expander_pg0.DevHandle); | |
6836 | sas_address = le64_to_cpu(expander_pg0.SASAddress); | |
6837 | pr_info("\texpander present: handle(0x%04x), sas_addr(0x%016llx)\n", | |
6838 | handle, | |
6839 | (unsigned long long)sas_address); | |
6840 | _scsih_mark_responding_expander(ioc, sas_address, handle); | |
6841 | } | |
6842 | ||
6843 | out: | |
6844 | pr_info(MPT3SAS_FMT "search for expanders: complete\n", ioc->name); | |
6845 | } | |
6846 | ||
6847 | /** | |
6848 | * _scsih_remove_unresponding_sas_devices - removing unresponding devices | |
6849 | * @ioc: per adapter object | |
6850 | * | |
6851 | * Return nothing. | |
6852 | */ | |
6853 | static void | |
6854 | _scsih_remove_unresponding_sas_devices(struct MPT3SAS_ADAPTER *ioc) | |
6855 | { | |
6856 | struct _sas_device *sas_device, *sas_device_next; | |
6857 | struct _sas_node *sas_expander, *sas_expander_next; | |
6858 | struct _raid_device *raid_device, *raid_device_next; | |
6859 | struct list_head tmp_list; | |
6860 | unsigned long flags; | |
6861 | ||
6862 | pr_info(MPT3SAS_FMT "removing unresponding devices: start\n", | |
6863 | ioc->name); | |
6864 | ||
6865 | /* removing unresponding end devices */ | |
6866 | pr_info(MPT3SAS_FMT "removing unresponding devices: end-devices\n", | |
6867 | ioc->name); | |
6868 | list_for_each_entry_safe(sas_device, sas_device_next, | |
6869 | &ioc->sas_device_list, list) { | |
6870 | if (!sas_device->responding) | |
6871 | mpt3sas_device_remove_by_sas_address(ioc, | |
6872 | sas_device->sas_address); | |
6873 | else | |
6874 | sas_device->responding = 0; | |
6875 | } | |
6876 | ||
6877 | /* removing unresponding volumes */ | |
6878 | if (ioc->ir_firmware) { | |
6879 | pr_info(MPT3SAS_FMT "removing unresponding devices: volumes\n", | |
6880 | ioc->name); | |
6881 | list_for_each_entry_safe(raid_device, raid_device_next, | |
6882 | &ioc->raid_device_list, list) { | |
6883 | if (!raid_device->responding) | |
6884 | _scsih_sas_volume_delete(ioc, | |
6885 | raid_device->handle); | |
6886 | else | |
6887 | raid_device->responding = 0; | |
6888 | } | |
6889 | } | |
6890 | ||
6891 | /* removing unresponding expanders */ | |
6892 | pr_info(MPT3SAS_FMT "removing unresponding devices: expanders\n", | |
6893 | ioc->name); | |
6894 | spin_lock_irqsave(&ioc->sas_node_lock, flags); | |
6895 | INIT_LIST_HEAD(&tmp_list); | |
6896 | list_for_each_entry_safe(sas_expander, sas_expander_next, | |
6897 | &ioc->sas_expander_list, list) { | |
6898 | if (!sas_expander->responding) | |
6899 | list_move_tail(&sas_expander->list, &tmp_list); | |
6900 | else | |
6901 | sas_expander->responding = 0; | |
6902 | } | |
6903 | spin_unlock_irqrestore(&ioc->sas_node_lock, flags); | |
6904 | list_for_each_entry_safe(sas_expander, sas_expander_next, &tmp_list, | |
6905 | list) { | |
6906 | list_del(&sas_expander->list); | |
6907 | _scsih_expander_node_remove(ioc, sas_expander); | |
6908 | } | |
6909 | ||
6910 | pr_info(MPT3SAS_FMT "removing unresponding devices: complete\n", | |
6911 | ioc->name); | |
6912 | ||
6913 | /* unblock devices */ | |
6914 | _scsih_ublock_io_all_device(ioc); | |
6915 | } | |
6916 | ||
6917 | static void | |
6918 | _scsih_refresh_expander_links(struct MPT3SAS_ADAPTER *ioc, | |
6919 | struct _sas_node *sas_expander, u16 handle) | |
6920 | { | |
6921 | Mpi2ExpanderPage1_t expander_pg1; | |
6922 | Mpi2ConfigReply_t mpi_reply; | |
6923 | int i; | |
6924 | ||
6925 | for (i = 0 ; i < sas_expander->num_phys ; i++) { | |
6926 | if ((mpt3sas_config_get_expander_pg1(ioc, &mpi_reply, | |
6927 | &expander_pg1, i, handle))) { | |
6928 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
6929 | ioc->name, __FILE__, __LINE__, __func__); | |
6930 | return; | |
6931 | } | |
6932 | ||
6933 | mpt3sas_transport_update_links(ioc, sas_expander->sas_address, | |
6934 | le16_to_cpu(expander_pg1.AttachedDevHandle), i, | |
6935 | expander_pg1.NegotiatedLinkRate >> 4); | |
6936 | } | |
6937 | } | |
6938 | ||
6939 | /** | |
6940 | * _scsih_scan_for_devices_after_reset - scan for devices after host reset | |
6941 | * @ioc: per adapter object | |
6942 | * | |
6943 | * Return nothing. | |
6944 | */ | |
6945 | static void | |
6946 | _scsih_scan_for_devices_after_reset(struct MPT3SAS_ADAPTER *ioc) | |
6947 | { | |
6948 | Mpi2ExpanderPage0_t expander_pg0; | |
6949 | Mpi2SasDevicePage0_t sas_device_pg0; | |
6950 | Mpi2RaidVolPage1_t volume_pg1; | |
6951 | Mpi2RaidVolPage0_t volume_pg0; | |
6952 | Mpi2RaidPhysDiskPage0_t pd_pg0; | |
6953 | Mpi2EventIrConfigElement_t element; | |
6954 | Mpi2ConfigReply_t mpi_reply; | |
6955 | u8 phys_disk_num; | |
6956 | u16 ioc_status; | |
6957 | u16 handle, parent_handle; | |
6958 | u64 sas_address; | |
6959 | struct _sas_device *sas_device; | |
6960 | struct _sas_node *expander_device; | |
6961 | static struct _raid_device *raid_device; | |
6962 | u8 retry_count; | |
6963 | unsigned long flags; | |
6964 | ||
6965 | pr_info(MPT3SAS_FMT "scan devices: start\n", ioc->name); | |
6966 | ||
6967 | _scsih_sas_host_refresh(ioc); | |
6968 | ||
6969 | pr_info(MPT3SAS_FMT "\tscan devices: expanders start\n", ioc->name); | |
6970 | ||
6971 | /* expanders */ | |
6972 | handle = 0xFFFF; | |
6973 | while (!(mpt3sas_config_get_expander_pg0(ioc, &mpi_reply, &expander_pg0, | |
6974 | MPI2_SAS_EXPAND_PGAD_FORM_GET_NEXT_HNDL, handle))) { | |
6975 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
6976 | MPI2_IOCSTATUS_MASK; | |
f92363d1 SR |
6977 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { |
6978 | pr_info(MPT3SAS_FMT "\tbreak from expander scan: " \ | |
6979 | "ioc_status(0x%04x), loginfo(0x%08x)\n", | |
6980 | ioc->name, ioc_status, | |
6981 | le32_to_cpu(mpi_reply.IOCLogInfo)); | |
6982 | break; | |
6983 | } | |
6984 | handle = le16_to_cpu(expander_pg0.DevHandle); | |
6985 | spin_lock_irqsave(&ioc->sas_node_lock, flags); | |
6986 | expander_device = mpt3sas_scsih_expander_find_by_sas_address( | |
6987 | ioc, le64_to_cpu(expander_pg0.SASAddress)); | |
6988 | spin_unlock_irqrestore(&ioc->sas_node_lock, flags); | |
6989 | if (expander_device) | |
6990 | _scsih_refresh_expander_links(ioc, expander_device, | |
6991 | handle); | |
6992 | else { | |
6993 | pr_info(MPT3SAS_FMT "\tBEFORE adding expander: " \ | |
6994 | "handle (0x%04x), sas_addr(0x%016llx)\n", ioc->name, | |
6995 | handle, (unsigned long long) | |
6996 | le64_to_cpu(expander_pg0.SASAddress)); | |
6997 | _scsih_expander_add(ioc, handle); | |
6998 | pr_info(MPT3SAS_FMT "\tAFTER adding expander: " \ | |
6999 | "handle (0x%04x), sas_addr(0x%016llx)\n", ioc->name, | |
7000 | handle, (unsigned long long) | |
7001 | le64_to_cpu(expander_pg0.SASAddress)); | |
7002 | } | |
7003 | } | |
7004 | ||
7005 | pr_info(MPT3SAS_FMT "\tscan devices: expanders complete\n", | |
7006 | ioc->name); | |
7007 | ||
7008 | if (!ioc->ir_firmware) | |
7009 | goto skip_to_sas; | |
7010 | ||
7011 | pr_info(MPT3SAS_FMT "\tscan devices: phys disk start\n", ioc->name); | |
7012 | ||
7013 | /* phys disk */ | |
7014 | phys_disk_num = 0xFF; | |
7015 | while (!(mpt3sas_config_get_phys_disk_pg0(ioc, &mpi_reply, | |
7016 | &pd_pg0, MPI2_PHYSDISK_PGAD_FORM_GET_NEXT_PHYSDISKNUM, | |
7017 | phys_disk_num))) { | |
7018 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
7019 | MPI2_IOCSTATUS_MASK; | |
f92363d1 SR |
7020 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { |
7021 | pr_info(MPT3SAS_FMT "\tbreak from phys disk scan: "\ | |
7022 | "ioc_status(0x%04x), loginfo(0x%08x)\n", | |
7023 | ioc->name, ioc_status, | |
7024 | le32_to_cpu(mpi_reply.IOCLogInfo)); | |
7025 | break; | |
7026 | } | |
7027 | phys_disk_num = pd_pg0.PhysDiskNum; | |
7028 | handle = le16_to_cpu(pd_pg0.DevHandle); | |
7029 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
7030 | sas_device = _scsih_sas_device_find_by_handle(ioc, handle); | |
7031 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
7032 | if (sas_device) | |
7033 | continue; | |
7034 | if (mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, | |
7035 | &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, | |
7036 | handle) != 0) | |
7037 | continue; | |
7038 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
7039 | MPI2_IOCSTATUS_MASK; | |
7040 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { | |
7041 | pr_info(MPT3SAS_FMT "\tbreak from phys disk scan " \ | |
7042 | "ioc_status(0x%04x), loginfo(0x%08x)\n", | |
7043 | ioc->name, ioc_status, | |
7044 | le32_to_cpu(mpi_reply.IOCLogInfo)); | |
7045 | break; | |
7046 | } | |
7047 | parent_handle = le16_to_cpu(sas_device_pg0.ParentDevHandle); | |
7048 | if (!_scsih_get_sas_address(ioc, parent_handle, | |
7049 | &sas_address)) { | |
7050 | pr_info(MPT3SAS_FMT "\tBEFORE adding phys disk: " \ | |
7051 | " handle (0x%04x), sas_addr(0x%016llx)\n", | |
7052 | ioc->name, handle, (unsigned long long) | |
7053 | le64_to_cpu(sas_device_pg0.SASAddress)); | |
7054 | mpt3sas_transport_update_links(ioc, sas_address, | |
7055 | handle, sas_device_pg0.PhyNum, | |
7056 | MPI2_SAS_NEG_LINK_RATE_1_5); | |
7057 | set_bit(handle, ioc->pd_handles); | |
7058 | retry_count = 0; | |
7059 | /* This will retry adding the end device. | |
7060 | * _scsih_add_device() will decide on retries and | |
7061 | * return "1" when it should be retried | |
7062 | */ | |
7063 | while (_scsih_add_device(ioc, handle, retry_count++, | |
7064 | 1)) { | |
7065 | ssleep(1); | |
7066 | } | |
7067 | pr_info(MPT3SAS_FMT "\tAFTER adding phys disk: " \ | |
7068 | " handle (0x%04x), sas_addr(0x%016llx)\n", | |
7069 | ioc->name, handle, (unsigned long long) | |
7070 | le64_to_cpu(sas_device_pg0.SASAddress)); | |
7071 | } | |
7072 | } | |
7073 | ||
7074 | pr_info(MPT3SAS_FMT "\tscan devices: phys disk complete\n", | |
7075 | ioc->name); | |
7076 | ||
7077 | pr_info(MPT3SAS_FMT "\tscan devices: volumes start\n", ioc->name); | |
7078 | ||
7079 | /* volumes */ | |
7080 | handle = 0xFFFF; | |
7081 | while (!(mpt3sas_config_get_raid_volume_pg1(ioc, &mpi_reply, | |
7082 | &volume_pg1, MPI2_RAID_VOLUME_PGAD_FORM_GET_NEXT_HANDLE, handle))) { | |
7083 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
7084 | MPI2_IOCSTATUS_MASK; | |
f92363d1 SR |
7085 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { |
7086 | pr_info(MPT3SAS_FMT "\tbreak from volume scan: " \ | |
7087 | "ioc_status(0x%04x), loginfo(0x%08x)\n", | |
7088 | ioc->name, ioc_status, | |
7089 | le32_to_cpu(mpi_reply.IOCLogInfo)); | |
7090 | break; | |
7091 | } | |
7092 | handle = le16_to_cpu(volume_pg1.DevHandle); | |
7093 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
7094 | raid_device = _scsih_raid_device_find_by_wwid(ioc, | |
7095 | le64_to_cpu(volume_pg1.WWID)); | |
7096 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
7097 | if (raid_device) | |
7098 | continue; | |
7099 | if (mpt3sas_config_get_raid_volume_pg0(ioc, &mpi_reply, | |
7100 | &volume_pg0, MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, handle, | |
7101 | sizeof(Mpi2RaidVolPage0_t))) | |
7102 | continue; | |
7103 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
7104 | MPI2_IOCSTATUS_MASK; | |
7105 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { | |
7106 | pr_info(MPT3SAS_FMT "\tbreak from volume scan: " \ | |
7107 | "ioc_status(0x%04x), loginfo(0x%08x)\n", | |
7108 | ioc->name, ioc_status, | |
7109 | le32_to_cpu(mpi_reply.IOCLogInfo)); | |
7110 | break; | |
7111 | } | |
7112 | if (volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_OPTIMAL || | |
7113 | volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_ONLINE || | |
7114 | volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_DEGRADED) { | |
7115 | memset(&element, 0, sizeof(Mpi2EventIrConfigElement_t)); | |
7116 | element.ReasonCode = MPI2_EVENT_IR_CHANGE_RC_ADDED; | |
7117 | element.VolDevHandle = volume_pg1.DevHandle; | |
7118 | pr_info(MPT3SAS_FMT | |
7119 | "\tBEFORE adding volume: handle (0x%04x)\n", | |
7120 | ioc->name, volume_pg1.DevHandle); | |
7121 | _scsih_sas_volume_add(ioc, &element); | |
7122 | pr_info(MPT3SAS_FMT | |
7123 | "\tAFTER adding volume: handle (0x%04x)\n", | |
7124 | ioc->name, volume_pg1.DevHandle); | |
7125 | } | |
7126 | } | |
7127 | ||
7128 | pr_info(MPT3SAS_FMT "\tscan devices: volumes complete\n", | |
7129 | ioc->name); | |
7130 | ||
7131 | skip_to_sas: | |
7132 | ||
7133 | pr_info(MPT3SAS_FMT "\tscan devices: end devices start\n", | |
7134 | ioc->name); | |
7135 | ||
7136 | /* sas devices */ | |
7137 | handle = 0xFFFF; | |
7138 | while (!(mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, | |
7139 | &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_GET_NEXT_HANDLE, | |
7140 | handle))) { | |
7141 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
7142 | MPI2_IOCSTATUS_MASK; | |
f92363d1 SR |
7143 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { |
7144 | pr_info(MPT3SAS_FMT "\tbreak from end device scan:"\ | |
7145 | " ioc_status(0x%04x), loginfo(0x%08x)\n", | |
7146 | ioc->name, ioc_status, | |
7147 | le32_to_cpu(mpi_reply.IOCLogInfo)); | |
7148 | break; | |
7149 | } | |
7150 | handle = le16_to_cpu(sas_device_pg0.DevHandle); | |
7151 | if (!(_scsih_is_end_device( | |
7152 | le32_to_cpu(sas_device_pg0.DeviceInfo)))) | |
7153 | continue; | |
7154 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
7155 | sas_device = mpt3sas_scsih_sas_device_find_by_sas_address(ioc, | |
7156 | le64_to_cpu(sas_device_pg0.SASAddress)); | |
7157 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
7158 | if (sas_device) | |
7159 | continue; | |
7160 | parent_handle = le16_to_cpu(sas_device_pg0.ParentDevHandle); | |
7161 | if (!_scsih_get_sas_address(ioc, parent_handle, &sas_address)) { | |
7162 | pr_info(MPT3SAS_FMT "\tBEFORE adding end device: " \ | |
7163 | "handle (0x%04x), sas_addr(0x%016llx)\n", ioc->name, | |
7164 | handle, (unsigned long long) | |
7165 | le64_to_cpu(sas_device_pg0.SASAddress)); | |
7166 | mpt3sas_transport_update_links(ioc, sas_address, handle, | |
7167 | sas_device_pg0.PhyNum, MPI2_SAS_NEG_LINK_RATE_1_5); | |
7168 | retry_count = 0; | |
7169 | /* This will retry adding the end device. | |
7170 | * _scsih_add_device() will decide on retries and | |
7171 | * return "1" when it should be retried | |
7172 | */ | |
7173 | while (_scsih_add_device(ioc, handle, retry_count++, | |
7174 | 0)) { | |
7175 | ssleep(1); | |
7176 | } | |
7177 | pr_info(MPT3SAS_FMT "\tAFTER adding end device: " \ | |
7178 | "handle (0x%04x), sas_addr(0x%016llx)\n", ioc->name, | |
7179 | handle, (unsigned long long) | |
7180 | le64_to_cpu(sas_device_pg0.SASAddress)); | |
7181 | } | |
7182 | } | |
7183 | pr_info(MPT3SAS_FMT "\tscan devices: end devices complete\n", | |
7184 | ioc->name); | |
7185 | ||
7186 | pr_info(MPT3SAS_FMT "scan devices: complete\n", ioc->name); | |
7187 | } | |
7188 | /** | |
7189 | * mpt3sas_scsih_reset_handler - reset callback handler (for scsih) | |
7190 | * @ioc: per adapter object | |
7191 | * @reset_phase: phase | |
7192 | * | |
7193 | * The handler for doing any required cleanup or initialization. | |
7194 | * | |
7195 | * The reset phase can be MPT3_IOC_PRE_RESET, MPT3_IOC_AFTER_RESET, | |
7196 | * MPT3_IOC_DONE_RESET | |
7197 | * | |
7198 | * Return nothing. | |
7199 | */ | |
7200 | void | |
7201 | mpt3sas_scsih_reset_handler(struct MPT3SAS_ADAPTER *ioc, int reset_phase) | |
7202 | { | |
7203 | switch (reset_phase) { | |
7204 | case MPT3_IOC_PRE_RESET: | |
7205 | dtmprintk(ioc, pr_info(MPT3SAS_FMT | |
7206 | "%s: MPT3_IOC_PRE_RESET\n", ioc->name, __func__)); | |
7207 | break; | |
7208 | case MPT3_IOC_AFTER_RESET: | |
7209 | dtmprintk(ioc, pr_info(MPT3SAS_FMT | |
7210 | "%s: MPT3_IOC_AFTER_RESET\n", ioc->name, __func__)); | |
7211 | if (ioc->scsih_cmds.status & MPT3_CMD_PENDING) { | |
7212 | ioc->scsih_cmds.status |= MPT3_CMD_RESET; | |
7213 | mpt3sas_base_free_smid(ioc, ioc->scsih_cmds.smid); | |
7214 | complete(&ioc->scsih_cmds.done); | |
7215 | } | |
7216 | if (ioc->tm_cmds.status & MPT3_CMD_PENDING) { | |
7217 | ioc->tm_cmds.status |= MPT3_CMD_RESET; | |
7218 | mpt3sas_base_free_smid(ioc, ioc->tm_cmds.smid); | |
7219 | complete(&ioc->tm_cmds.done); | |
7220 | } | |
7221 | ||
7222 | _scsih_fw_event_cleanup_queue(ioc); | |
7223 | _scsih_flush_running_cmds(ioc); | |
7224 | break; | |
7225 | case MPT3_IOC_DONE_RESET: | |
7226 | dtmprintk(ioc, pr_info(MPT3SAS_FMT | |
7227 | "%s: MPT3_IOC_DONE_RESET\n", ioc->name, __func__)); | |
7228 | if ((!ioc->is_driver_loading) && !(disable_discovery > 0 && | |
7229 | !ioc->sas_hba.num_phys)) { | |
7230 | _scsih_prep_device_scan(ioc); | |
7231 | _scsih_search_responding_sas_devices(ioc); | |
7232 | _scsih_search_responding_raid_devices(ioc); | |
7233 | _scsih_search_responding_expanders(ioc); | |
7234 | _scsih_error_recovery_delete_devices(ioc); | |
7235 | } | |
7236 | break; | |
7237 | } | |
7238 | } | |
7239 | ||
7240 | /** | |
7241 | * _mpt3sas_fw_work - delayed task for processing firmware events | |
7242 | * @ioc: per adapter object | |
7243 | * @fw_event: The fw_event_work object | |
7244 | * Context: user. | |
7245 | * | |
7246 | * Return nothing. | |
7247 | */ | |
7248 | static void | |
7249 | _mpt3sas_fw_work(struct MPT3SAS_ADAPTER *ioc, struct fw_event_work *fw_event) | |
7250 | { | |
7251 | /* the queue is being flushed so ignore this event */ | |
4dc06fd8 | 7252 | if (ioc->remove_host || |
f92363d1 SR |
7253 | ioc->pci_error_recovery) { |
7254 | _scsih_fw_event_free(ioc, fw_event); | |
7255 | return; | |
7256 | } | |
7257 | ||
7258 | switch (fw_event->event) { | |
7259 | case MPT3SAS_PROCESS_TRIGGER_DIAG: | |
35b62362 JL |
7260 | mpt3sas_process_trigger_data(ioc, |
7261 | (struct SL_WH_TRIGGERS_EVENT_DATA_T *) | |
7262 | fw_event->event_data); | |
f92363d1 SR |
7263 | break; |
7264 | case MPT3SAS_REMOVE_UNRESPONDING_DEVICES: | |
7265 | while (scsi_host_in_recovery(ioc->shost) || ioc->shost_recovery) | |
7266 | ssleep(1); | |
7267 | _scsih_remove_unresponding_sas_devices(ioc); | |
7268 | _scsih_scan_for_devices_after_reset(ioc); | |
7269 | break; | |
7270 | case MPT3SAS_PORT_ENABLE_COMPLETE: | |
7271 | ioc->start_scan = 0; | |
7272 | if (missing_delay[0] != -1 && missing_delay[1] != -1) | |
7273 | mpt3sas_base_update_missing_delay(ioc, missing_delay[0], | |
7274 | missing_delay[1]); | |
7275 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
7276 | "port enable: complete from worker thread\n", | |
7277 | ioc->name)); | |
7278 | break; | |
0f624c39 SR |
7279 | case MPT3SAS_TURN_ON_PFA_LED: |
7280 | _scsih_turn_on_pfa_led(ioc, fw_event->device_handle); | |
f92363d1 SR |
7281 | break; |
7282 | case MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST: | |
7283 | _scsih_sas_topology_change_event(ioc, fw_event); | |
7284 | break; | |
7285 | case MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE: | |
7286 | _scsih_sas_device_status_change_event(ioc, fw_event); | |
7287 | break; | |
7288 | case MPI2_EVENT_SAS_DISCOVERY: | |
7289 | _scsih_sas_discovery_event(ioc, fw_event); | |
7290 | break; | |
7291 | case MPI2_EVENT_SAS_BROADCAST_PRIMITIVE: | |
7292 | _scsih_sas_broadcast_primitive_event(ioc, fw_event); | |
7293 | break; | |
7294 | case MPI2_EVENT_SAS_ENCL_DEVICE_STATUS_CHANGE: | |
7295 | _scsih_sas_enclosure_dev_status_change_event(ioc, | |
7296 | fw_event); | |
7297 | break; | |
7298 | case MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST: | |
7299 | _scsih_sas_ir_config_change_event(ioc, fw_event); | |
7300 | break; | |
7301 | case MPI2_EVENT_IR_VOLUME: | |
7302 | _scsih_sas_ir_volume_event(ioc, fw_event); | |
7303 | break; | |
7304 | case MPI2_EVENT_IR_PHYSICAL_DISK: | |
7305 | _scsih_sas_ir_physical_disk_event(ioc, fw_event); | |
7306 | break; | |
7307 | case MPI2_EVENT_IR_OPERATION_STATUS: | |
7308 | _scsih_sas_ir_operation_status_event(ioc, fw_event); | |
7309 | break; | |
7310 | } | |
7311 | _scsih_fw_event_free(ioc, fw_event); | |
7312 | } | |
7313 | ||
7314 | /** | |
7315 | * _firmware_event_work | |
7316 | * @ioc: per adapter object | |
7317 | * @work: The fw_event_work object | |
7318 | * Context: user. | |
7319 | * | |
7320 | * wrappers for the work thread handling firmware events | |
7321 | * | |
7322 | * Return nothing. | |
7323 | */ | |
7324 | ||
7325 | static void | |
7326 | _firmware_event_work(struct work_struct *work) | |
7327 | { | |
7328 | struct fw_event_work *fw_event = container_of(work, | |
7329 | struct fw_event_work, work); | |
7330 | ||
7331 | _mpt3sas_fw_work(fw_event->ioc, fw_event); | |
7332 | } | |
7333 | ||
7334 | /** | |
7335 | * mpt3sas_scsih_event_callback - firmware event handler (called at ISR time) | |
7336 | * @ioc: per adapter object | |
7337 | * @msix_index: MSIX table index supplied by the OS | |
7338 | * @reply: reply message frame(lower 32bit addr) | |
7339 | * Context: interrupt. | |
7340 | * | |
7341 | * This function merely adds a new work task into ioc->firmware_event_thread. | |
7342 | * The tasks are worked from _firmware_event_work in user context. | |
7343 | * | |
7344 | * Return 1 meaning mf should be freed from _base_interrupt | |
7345 | * 0 means the mf is freed from this function. | |
7346 | */ | |
7347 | u8 | |
7348 | mpt3sas_scsih_event_callback(struct MPT3SAS_ADAPTER *ioc, u8 msix_index, | |
7349 | u32 reply) | |
7350 | { | |
7351 | struct fw_event_work *fw_event; | |
7352 | Mpi2EventNotificationReply_t *mpi_reply; | |
7353 | u16 event; | |
7354 | u16 sz; | |
7355 | ||
7356 | /* events turned off due to host reset or driver unloading */ | |
7357 | if (ioc->remove_host || ioc->pci_error_recovery) | |
7358 | return 1; | |
7359 | ||
7360 | mpi_reply = mpt3sas_base_get_reply_virt_addr(ioc, reply); | |
7361 | ||
7362 | if (unlikely(!mpi_reply)) { | |
7363 | pr_err(MPT3SAS_FMT "mpi_reply not valid at %s:%d/%s()!\n", | |
7364 | ioc->name, __FILE__, __LINE__, __func__); | |
7365 | return 1; | |
7366 | } | |
7367 | ||
7368 | event = le16_to_cpu(mpi_reply->Event); | |
7369 | ||
7370 | if (event != MPI2_EVENT_LOG_ENTRY_ADDED) | |
7371 | mpt3sas_trigger_event(ioc, event, 0); | |
7372 | ||
7373 | switch (event) { | |
7374 | /* handle these */ | |
7375 | case MPI2_EVENT_SAS_BROADCAST_PRIMITIVE: | |
7376 | { | |
7377 | Mpi2EventDataSasBroadcastPrimitive_t *baen_data = | |
7378 | (Mpi2EventDataSasBroadcastPrimitive_t *) | |
7379 | mpi_reply->EventData; | |
7380 | ||
7381 | if (baen_data->Primitive != | |
7382 | MPI2_EVENT_PRIMITIVE_ASYNCHRONOUS_EVENT) | |
7383 | return 1; | |
7384 | ||
7385 | if (ioc->broadcast_aen_busy) { | |
7386 | ioc->broadcast_aen_pending++; | |
7387 | return 1; | |
7388 | } else | |
7389 | ioc->broadcast_aen_busy = 1; | |
7390 | break; | |
7391 | } | |
7392 | ||
7393 | case MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST: | |
7394 | _scsih_check_topo_delete_events(ioc, | |
7395 | (Mpi2EventDataSasTopologyChangeList_t *) | |
7396 | mpi_reply->EventData); | |
7397 | break; | |
7398 | case MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST: | |
7399 | _scsih_check_ir_config_unhide_events(ioc, | |
7400 | (Mpi2EventDataIrConfigChangeList_t *) | |
7401 | mpi_reply->EventData); | |
7402 | break; | |
7403 | case MPI2_EVENT_IR_VOLUME: | |
7404 | _scsih_check_volume_delete_events(ioc, | |
7405 | (Mpi2EventDataIrVolume_t *) | |
7406 | mpi_reply->EventData); | |
7407 | break; | |
7408 | ||
7409 | case MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE: | |
7410 | case MPI2_EVENT_IR_OPERATION_STATUS: | |
7411 | case MPI2_EVENT_SAS_DISCOVERY: | |
7412 | case MPI2_EVENT_SAS_ENCL_DEVICE_STATUS_CHANGE: | |
7413 | case MPI2_EVENT_IR_PHYSICAL_DISK: | |
7414 | break; | |
7415 | ||
2d8ce8c9 SR |
7416 | case MPI2_EVENT_TEMP_THRESHOLD: |
7417 | _scsih_temp_threshold_events(ioc, | |
7418 | (Mpi2EventDataTemperature_t *) | |
7419 | mpi_reply->EventData); | |
7420 | break; | |
7421 | ||
f92363d1 SR |
7422 | default: /* ignore the rest */ |
7423 | return 1; | |
7424 | } | |
7425 | ||
f92363d1 | 7426 | sz = le16_to_cpu(mpi_reply->EventDataLength) * 4; |
35b62362 JL |
7427 | fw_event = kzalloc(sizeof(*fw_event) + sz, GFP_ATOMIC); |
7428 | if (!fw_event) { | |
f92363d1 SR |
7429 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", |
7430 | ioc->name, __FILE__, __LINE__, __func__); | |
f92363d1 SR |
7431 | return 1; |
7432 | } | |
7433 | ||
7434 | memcpy(fw_event->event_data, mpi_reply->EventData, sz); | |
7435 | fw_event->ioc = ioc; | |
7436 | fw_event->VF_ID = mpi_reply->VF_ID; | |
7437 | fw_event->VP_ID = mpi_reply->VP_ID; | |
7438 | fw_event->event = event; | |
7439 | _scsih_fw_event_add(ioc, fw_event); | |
7440 | return 1; | |
7441 | } | |
7442 | ||
f92363d1 SR |
7443 | /** |
7444 | * _scsih_expander_node_remove - removing expander device from list. | |
7445 | * @ioc: per adapter object | |
7446 | * @sas_expander: the sas_device object | |
7447 | * Context: Calling function should acquire ioc->sas_node_lock. | |
7448 | * | |
7449 | * Removing object and freeing associated memory from the | |
7450 | * ioc->sas_expander_list. | |
7451 | * | |
7452 | * Return nothing. | |
7453 | */ | |
7454 | static void | |
7455 | _scsih_expander_node_remove(struct MPT3SAS_ADAPTER *ioc, | |
7456 | struct _sas_node *sas_expander) | |
7457 | { | |
7458 | struct _sas_port *mpt3sas_port, *next; | |
7459 | ||
7460 | /* remove sibling ports attached to this expander */ | |
7461 | list_for_each_entry_safe(mpt3sas_port, next, | |
7462 | &sas_expander->sas_port_list, port_list) { | |
7463 | if (ioc->shost_recovery) | |
7464 | return; | |
7465 | if (mpt3sas_port->remote_identify.device_type == | |
7466 | SAS_END_DEVICE) | |
7467 | mpt3sas_device_remove_by_sas_address(ioc, | |
7468 | mpt3sas_port->remote_identify.sas_address); | |
7469 | else if (mpt3sas_port->remote_identify.device_type == | |
7470 | SAS_EDGE_EXPANDER_DEVICE || | |
7471 | mpt3sas_port->remote_identify.device_type == | |
7472 | SAS_FANOUT_EXPANDER_DEVICE) | |
7473 | mpt3sas_expander_remove(ioc, | |
7474 | mpt3sas_port->remote_identify.sas_address); | |
7475 | } | |
7476 | ||
7477 | mpt3sas_transport_port_remove(ioc, sas_expander->sas_address, | |
7478 | sas_expander->sas_address_parent); | |
7479 | ||
7480 | pr_info(MPT3SAS_FMT | |
7481 | "expander_remove: handle(0x%04x), sas_addr(0x%016llx)\n", | |
7482 | ioc->name, | |
7483 | sas_expander->handle, (unsigned long long) | |
7484 | sas_expander->sas_address); | |
7485 | ||
7486 | kfree(sas_expander->phy); | |
7487 | kfree(sas_expander); | |
7488 | } | |
7489 | ||
7490 | /** | |
7491 | * _scsih_ir_shutdown - IR shutdown notification | |
7492 | * @ioc: per adapter object | |
7493 | * | |
7494 | * Sending RAID Action to alert the Integrated RAID subsystem of the IOC that | |
7495 | * the host system is shutting down. | |
7496 | * | |
7497 | * Return nothing. | |
7498 | */ | |
7499 | static void | |
7500 | _scsih_ir_shutdown(struct MPT3SAS_ADAPTER *ioc) | |
7501 | { | |
7502 | Mpi2RaidActionRequest_t *mpi_request; | |
7503 | Mpi2RaidActionReply_t *mpi_reply; | |
7504 | u16 smid; | |
7505 | ||
7506 | /* is IR firmware build loaded ? */ | |
7507 | if (!ioc->ir_firmware) | |
7508 | return; | |
7509 | ||
7510 | /* are there any volumes ? */ | |
7511 | if (list_empty(&ioc->raid_device_list)) | |
7512 | return; | |
7513 | ||
7514 | mutex_lock(&ioc->scsih_cmds.mutex); | |
7515 | ||
7516 | if (ioc->scsih_cmds.status != MPT3_CMD_NOT_USED) { | |
7517 | pr_err(MPT3SAS_FMT "%s: scsih_cmd in use\n", | |
7518 | ioc->name, __func__); | |
7519 | goto out; | |
7520 | } | |
7521 | ioc->scsih_cmds.status = MPT3_CMD_PENDING; | |
7522 | ||
7523 | smid = mpt3sas_base_get_smid(ioc, ioc->scsih_cb_idx); | |
7524 | if (!smid) { | |
7525 | pr_err(MPT3SAS_FMT "%s: failed obtaining a smid\n", | |
7526 | ioc->name, __func__); | |
7527 | ioc->scsih_cmds.status = MPT3_CMD_NOT_USED; | |
7528 | goto out; | |
7529 | } | |
7530 | ||
7531 | mpi_request = mpt3sas_base_get_msg_frame(ioc, smid); | |
7532 | ioc->scsih_cmds.smid = smid; | |
7533 | memset(mpi_request, 0, sizeof(Mpi2RaidActionRequest_t)); | |
7534 | ||
7535 | mpi_request->Function = MPI2_FUNCTION_RAID_ACTION; | |
7536 | mpi_request->Action = MPI2_RAID_ACTION_SYSTEM_SHUTDOWN_INITIATED; | |
7537 | ||
7538 | pr_info(MPT3SAS_FMT "IR shutdown (sending)\n", ioc->name); | |
7539 | init_completion(&ioc->scsih_cmds.done); | |
7540 | mpt3sas_base_put_smid_default(ioc, smid); | |
7541 | wait_for_completion_timeout(&ioc->scsih_cmds.done, 10*HZ); | |
7542 | ||
7543 | if (!(ioc->scsih_cmds.status & MPT3_CMD_COMPLETE)) { | |
7544 | pr_err(MPT3SAS_FMT "%s: timeout\n", | |
7545 | ioc->name, __func__); | |
7546 | goto out; | |
7547 | } | |
7548 | ||
7549 | if (ioc->scsih_cmds.status & MPT3_CMD_REPLY_VALID) { | |
7550 | mpi_reply = ioc->scsih_cmds.reply; | |
7551 | pr_info(MPT3SAS_FMT | |
7552 | "IR shutdown (complete): ioc_status(0x%04x), loginfo(0x%08x)\n", | |
7553 | ioc->name, le16_to_cpu(mpi_reply->IOCStatus), | |
7554 | le32_to_cpu(mpi_reply->IOCLogInfo)); | |
7555 | } | |
7556 | ||
7557 | out: | |
7558 | ioc->scsih_cmds.status = MPT3_CMD_NOT_USED; | |
7559 | mutex_unlock(&ioc->scsih_cmds.mutex); | |
7560 | } | |
7561 | ||
7562 | /** | |
8a7e4c24 | 7563 | * scsih_remove - detach and remove add host |
f92363d1 SR |
7564 | * @pdev: PCI device struct |
7565 | * | |
7566 | * Routine called when unloading the driver. | |
7567 | * Return nothing. | |
7568 | */ | |
8a7e4c24 | 7569 | void scsih_remove(struct pci_dev *pdev) |
f92363d1 SR |
7570 | { |
7571 | struct Scsi_Host *shost = pci_get_drvdata(pdev); | |
7572 | struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); | |
7573 | struct _sas_port *mpt3sas_port, *next_port; | |
7574 | struct _raid_device *raid_device, *next; | |
7575 | struct MPT3SAS_TARGET *sas_target_priv_data; | |
7576 | struct workqueue_struct *wq; | |
7577 | unsigned long flags; | |
7578 | ||
7579 | ioc->remove_host = 1; | |
7580 | _scsih_fw_event_cleanup_queue(ioc); | |
7581 | ||
7582 | spin_lock_irqsave(&ioc->fw_event_lock, flags); | |
7583 | wq = ioc->firmware_event_thread; | |
7584 | ioc->firmware_event_thread = NULL; | |
7585 | spin_unlock_irqrestore(&ioc->fw_event_lock, flags); | |
7586 | if (wq) | |
7587 | destroy_workqueue(wq); | |
7588 | ||
7589 | /* release all the volumes */ | |
7590 | _scsih_ir_shutdown(ioc); | |
7591 | list_for_each_entry_safe(raid_device, next, &ioc->raid_device_list, | |
7592 | list) { | |
7593 | if (raid_device->starget) { | |
7594 | sas_target_priv_data = | |
7595 | raid_device->starget->hostdata; | |
7596 | sas_target_priv_data->deleted = 1; | |
7597 | scsi_remove_target(&raid_device->starget->dev); | |
7598 | } | |
7599 | pr_info(MPT3SAS_FMT "removing handle(0x%04x), wwid(0x%016llx)\n", | |
7600 | ioc->name, raid_device->handle, | |
7601 | (unsigned long long) raid_device->wwid); | |
7602 | _scsih_raid_device_remove(ioc, raid_device); | |
7603 | } | |
7604 | ||
7605 | /* free ports attached to the sas_host */ | |
7606 | list_for_each_entry_safe(mpt3sas_port, next_port, | |
7607 | &ioc->sas_hba.sas_port_list, port_list) { | |
7608 | if (mpt3sas_port->remote_identify.device_type == | |
7609 | SAS_END_DEVICE) | |
7610 | mpt3sas_device_remove_by_sas_address(ioc, | |
7611 | mpt3sas_port->remote_identify.sas_address); | |
7612 | else if (mpt3sas_port->remote_identify.device_type == | |
7613 | SAS_EDGE_EXPANDER_DEVICE || | |
7614 | mpt3sas_port->remote_identify.device_type == | |
7615 | SAS_FANOUT_EXPANDER_DEVICE) | |
7616 | mpt3sas_expander_remove(ioc, | |
7617 | mpt3sas_port->remote_identify.sas_address); | |
7618 | } | |
7619 | ||
7620 | /* free phys attached to the sas_host */ | |
7621 | if (ioc->sas_hba.num_phys) { | |
7622 | kfree(ioc->sas_hba.phy); | |
7623 | ioc->sas_hba.phy = NULL; | |
7624 | ioc->sas_hba.num_phys = 0; | |
7625 | } | |
7626 | ||
7627 | sas_remove_host(shost); | |
4dc06fd8 | 7628 | scsi_remove_host(shost); |
f92363d1 SR |
7629 | mpt3sas_base_detach(ioc); |
7630 | list_del(&ioc->list); | |
f92363d1 SR |
7631 | scsi_host_put(shost); |
7632 | } | |
7633 | ||
7634 | /** | |
8a7e4c24 | 7635 | * scsih_shutdown - routine call during system shutdown |
f92363d1 SR |
7636 | * @pdev: PCI device struct |
7637 | * | |
7638 | * Return nothing. | |
7639 | */ | |
8a7e4c24 SR |
7640 | void |
7641 | scsih_shutdown(struct pci_dev *pdev) | |
f92363d1 SR |
7642 | { |
7643 | struct Scsi_Host *shost = pci_get_drvdata(pdev); | |
7644 | struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); | |
7645 | struct workqueue_struct *wq; | |
7646 | unsigned long flags; | |
7647 | ||
7648 | ioc->remove_host = 1; | |
7649 | _scsih_fw_event_cleanup_queue(ioc); | |
7650 | ||
7651 | spin_lock_irqsave(&ioc->fw_event_lock, flags); | |
7652 | wq = ioc->firmware_event_thread; | |
7653 | ioc->firmware_event_thread = NULL; | |
7654 | spin_unlock_irqrestore(&ioc->fw_event_lock, flags); | |
7655 | if (wq) | |
7656 | destroy_workqueue(wq); | |
7657 | ||
7658 | _scsih_ir_shutdown(ioc); | |
7659 | mpt3sas_base_detach(ioc); | |
7660 | } | |
7661 | ||
7662 | ||
7663 | /** | |
7664 | * _scsih_probe_boot_devices - reports 1st device | |
7665 | * @ioc: per adapter object | |
7666 | * | |
7667 | * If specified in bios page 2, this routine reports the 1st | |
7668 | * device scsi-ml or sas transport for persistent boot device | |
7669 | * purposes. Please refer to function _scsih_determine_boot_device() | |
7670 | */ | |
7671 | static void | |
7672 | _scsih_probe_boot_devices(struct MPT3SAS_ADAPTER *ioc) | |
7673 | { | |
7674 | u8 is_raid; | |
7675 | void *device; | |
7676 | struct _sas_device *sas_device; | |
7677 | struct _raid_device *raid_device; | |
7678 | u16 handle; | |
7679 | u64 sas_address_parent; | |
7680 | u64 sas_address; | |
7681 | unsigned long flags; | |
7682 | int rc; | |
7683 | ||
7684 | /* no Bios, return immediately */ | |
7685 | if (!ioc->bios_pg3.BiosVersion) | |
7686 | return; | |
7687 | ||
7688 | device = NULL; | |
7689 | is_raid = 0; | |
7690 | if (ioc->req_boot_device.device) { | |
7691 | device = ioc->req_boot_device.device; | |
7692 | is_raid = ioc->req_boot_device.is_raid; | |
7693 | } else if (ioc->req_alt_boot_device.device) { | |
7694 | device = ioc->req_alt_boot_device.device; | |
7695 | is_raid = ioc->req_alt_boot_device.is_raid; | |
7696 | } else if (ioc->current_boot_device.device) { | |
7697 | device = ioc->current_boot_device.device; | |
7698 | is_raid = ioc->current_boot_device.is_raid; | |
7699 | } | |
7700 | ||
7701 | if (!device) | |
7702 | return; | |
7703 | ||
7704 | if (is_raid) { | |
7705 | raid_device = device; | |
7706 | rc = scsi_add_device(ioc->shost, RAID_CHANNEL, | |
7707 | raid_device->id, 0); | |
7708 | if (rc) | |
7709 | _scsih_raid_device_remove(ioc, raid_device); | |
7710 | } else { | |
7711 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
7712 | sas_device = device; | |
7713 | handle = sas_device->handle; | |
7714 | sas_address_parent = sas_device->sas_address_parent; | |
7715 | sas_address = sas_device->sas_address; | |
7716 | list_move_tail(&sas_device->list, &ioc->sas_device_list); | |
7717 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
7718 | ||
7719 | if (!mpt3sas_transport_port_add(ioc, handle, | |
7720 | sas_address_parent)) { | |
7721 | _scsih_sas_device_remove(ioc, sas_device); | |
7722 | } else if (!sas_device->starget) { | |
f5edbe77 SR |
7723 | if (!ioc->is_driver_loading) { |
7724 | mpt3sas_transport_port_remove(ioc, | |
7725 | sas_address, | |
f92363d1 | 7726 | sas_address_parent); |
f5edbe77 SR |
7727 | _scsih_sas_device_remove(ioc, sas_device); |
7728 | } | |
f92363d1 SR |
7729 | } |
7730 | } | |
7731 | } | |
7732 | ||
7733 | /** | |
7734 | * _scsih_probe_raid - reporting raid volumes to scsi-ml | |
7735 | * @ioc: per adapter object | |
7736 | * | |
7737 | * Called during initial loading of the driver. | |
7738 | */ | |
7739 | static void | |
7740 | _scsih_probe_raid(struct MPT3SAS_ADAPTER *ioc) | |
7741 | { | |
7742 | struct _raid_device *raid_device, *raid_next; | |
7743 | int rc; | |
7744 | ||
7745 | list_for_each_entry_safe(raid_device, raid_next, | |
7746 | &ioc->raid_device_list, list) { | |
7747 | if (raid_device->starget) | |
7748 | continue; | |
7749 | rc = scsi_add_device(ioc->shost, RAID_CHANNEL, | |
7750 | raid_device->id, 0); | |
7751 | if (rc) | |
7752 | _scsih_raid_device_remove(ioc, raid_device); | |
7753 | } | |
7754 | } | |
7755 | ||
7756 | /** | |
7757 | * _scsih_probe_sas - reporting sas devices to sas transport | |
7758 | * @ioc: per adapter object | |
7759 | * | |
7760 | * Called during initial loading of the driver. | |
7761 | */ | |
7762 | static void | |
7763 | _scsih_probe_sas(struct MPT3SAS_ADAPTER *ioc) | |
7764 | { | |
7765 | struct _sas_device *sas_device, *next; | |
7766 | unsigned long flags; | |
7767 | ||
7768 | /* SAS Device List */ | |
7769 | list_for_each_entry_safe(sas_device, next, &ioc->sas_device_init_list, | |
7770 | list) { | |
7771 | ||
7772 | if (!mpt3sas_transport_port_add(ioc, sas_device->handle, | |
7773 | sas_device->sas_address_parent)) { | |
7774 | list_del(&sas_device->list); | |
7775 | kfree(sas_device); | |
7776 | continue; | |
7777 | } else if (!sas_device->starget) { | |
7778 | /* | |
7779 | * When asyn scanning is enabled, its not possible to | |
7780 | * remove devices while scanning is turned on due to an | |
7781 | * oops in scsi_sysfs_add_sdev()->add_device()-> | |
7782 | * sysfs_addrm_start() | |
7783 | */ | |
f5edbe77 | 7784 | if (!ioc->is_driver_loading) { |
f92363d1 SR |
7785 | mpt3sas_transport_port_remove(ioc, |
7786 | sas_device->sas_address, | |
7787 | sas_device->sas_address_parent); | |
f5edbe77 SR |
7788 | list_del(&sas_device->list); |
7789 | kfree(sas_device); | |
7790 | continue; | |
7791 | } | |
f92363d1 SR |
7792 | } |
7793 | ||
7794 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
7795 | list_move_tail(&sas_device->list, &ioc->sas_device_list); | |
7796 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
7797 | } | |
7798 | } | |
7799 | ||
7800 | /** | |
7801 | * _scsih_probe_devices - probing for devices | |
7802 | * @ioc: per adapter object | |
7803 | * | |
7804 | * Called during initial loading of the driver. | |
7805 | */ | |
7806 | static void | |
7807 | _scsih_probe_devices(struct MPT3SAS_ADAPTER *ioc) | |
7808 | { | |
7809 | u16 volume_mapping_flags; | |
7810 | ||
7811 | if (!(ioc->facts.ProtocolFlags & MPI2_IOCFACTS_PROTOCOL_SCSI_INITIATOR)) | |
7812 | return; /* return when IOC doesn't support initiator mode */ | |
7813 | ||
7814 | _scsih_probe_boot_devices(ioc); | |
7815 | ||
7816 | if (ioc->ir_firmware) { | |
7817 | volume_mapping_flags = | |
7818 | le16_to_cpu(ioc->ioc_pg8.IRVolumeMappingFlags) & | |
7819 | MPI2_IOCPAGE8_IRFLAGS_MASK_VOLUME_MAPPING_MODE; | |
7820 | if (volume_mapping_flags == | |
7821 | MPI2_IOCPAGE8_IRFLAGS_LOW_VOLUME_MAPPING) { | |
7822 | _scsih_probe_raid(ioc); | |
7823 | _scsih_probe_sas(ioc); | |
7824 | } else { | |
7825 | _scsih_probe_sas(ioc); | |
7826 | _scsih_probe_raid(ioc); | |
7827 | } | |
7828 | } else | |
7829 | _scsih_probe_sas(ioc); | |
7830 | } | |
7831 | ||
7832 | /** | |
8a7e4c24 | 7833 | * scsih_scan_start - scsi lld callback for .scan_start |
f92363d1 SR |
7834 | * @shost: SCSI host pointer |
7835 | * | |
7836 | * The shost has the ability to discover targets on its own instead | |
7837 | * of scanning the entire bus. In our implemention, we will kick off | |
7838 | * firmware discovery. | |
7839 | */ | |
8a7e4c24 SR |
7840 | void |
7841 | scsih_scan_start(struct Scsi_Host *shost) | |
f92363d1 SR |
7842 | { |
7843 | struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); | |
7844 | int rc; | |
7845 | if (diag_buffer_enable != -1 && diag_buffer_enable != 0) | |
7846 | mpt3sas_enable_diag_buffer(ioc, diag_buffer_enable); | |
7847 | ||
7848 | if (disable_discovery > 0) | |
7849 | return; | |
7850 | ||
7851 | ioc->start_scan = 1; | |
7852 | rc = mpt3sas_port_enable(ioc); | |
7853 | ||
7854 | if (rc != 0) | |
7855 | pr_info(MPT3SAS_FMT "port enable: FAILED\n", ioc->name); | |
7856 | } | |
7857 | ||
7858 | /** | |
8a7e4c24 | 7859 | * scsih_scan_finished - scsi lld callback for .scan_finished |
f92363d1 SR |
7860 | * @shost: SCSI host pointer |
7861 | * @time: elapsed time of the scan in jiffies | |
7862 | * | |
7863 | * This function will be called periodicallyn until it returns 1 with the | |
7864 | * scsi_host and the elapsed time of the scan in jiffies. In our implemention, | |
7865 | * we wait for firmware discovery to complete, then return 1. | |
7866 | */ | |
8a7e4c24 SR |
7867 | int |
7868 | scsih_scan_finished(struct Scsi_Host *shost, unsigned long time) | |
f92363d1 SR |
7869 | { |
7870 | struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); | |
7871 | ||
7872 | if (disable_discovery > 0) { | |
7873 | ioc->is_driver_loading = 0; | |
7874 | ioc->wait_for_discovery_to_complete = 0; | |
7875 | return 1; | |
7876 | } | |
7877 | ||
7878 | if (time >= (300 * HZ)) { | |
7879 | ioc->base_cmds.status = MPT3_CMD_NOT_USED; | |
7880 | pr_info(MPT3SAS_FMT | |
7881 | "port enable: FAILED with timeout (timeout=300s)\n", | |
7882 | ioc->name); | |
7883 | ioc->is_driver_loading = 0; | |
7884 | return 1; | |
7885 | } | |
7886 | ||
7887 | if (ioc->start_scan) | |
7888 | return 0; | |
7889 | ||
7890 | if (ioc->start_scan_failed) { | |
7891 | pr_info(MPT3SAS_FMT | |
7892 | "port enable: FAILED with (ioc_status=0x%08x)\n", | |
7893 | ioc->name, ioc->start_scan_failed); | |
7894 | ioc->is_driver_loading = 0; | |
7895 | ioc->wait_for_discovery_to_complete = 0; | |
7896 | ioc->remove_host = 1; | |
7897 | return 1; | |
7898 | } | |
7899 | ||
7900 | pr_info(MPT3SAS_FMT "port enable: SUCCESS\n", ioc->name); | |
7901 | ioc->base_cmds.status = MPT3_CMD_NOT_USED; | |
7902 | ||
7903 | if (ioc->wait_for_discovery_to_complete) { | |
7904 | ioc->wait_for_discovery_to_complete = 0; | |
7905 | _scsih_probe_devices(ioc); | |
7906 | } | |
7907 | mpt3sas_base_start_watchdog(ioc); | |
7908 | ioc->is_driver_loading = 0; | |
7909 | return 1; | |
7910 | } | |
7911 | ||
d357e84d SR |
7912 | void |
7913 | _scsih_determine_hba_mpi_version(struct MPT3SAS_ADAPTER *ioc) { | |
7914 | ||
7915 | switch (ioc->pdev->device) { | |
7916 | case MPI2_MFGPAGE_DEVID_SAS2004: | |
7917 | case MPI2_MFGPAGE_DEVID_SAS2008: | |
7918 | case MPI2_MFGPAGE_DEVID_SAS2108_1: | |
7919 | case MPI2_MFGPAGE_DEVID_SAS2108_2: | |
7920 | case MPI2_MFGPAGE_DEVID_SAS2108_3: | |
7921 | case MPI2_MFGPAGE_DEVID_SAS2116_1: | |
7922 | case MPI2_MFGPAGE_DEVID_SAS2116_2: | |
7923 | case MPI2_MFGPAGE_DEVID_SAS2208_1: | |
7924 | case MPI2_MFGPAGE_DEVID_SAS2208_2: | |
7925 | case MPI2_MFGPAGE_DEVID_SAS2208_3: | |
7926 | case MPI2_MFGPAGE_DEVID_SAS2208_4: | |
7927 | case MPI2_MFGPAGE_DEVID_SAS2208_5: | |
7928 | case MPI2_MFGPAGE_DEVID_SAS2208_6: | |
7929 | case MPI2_MFGPAGE_DEVID_SAS2308_1: | |
7930 | case MPI2_MFGPAGE_DEVID_SAS2308_2: | |
7931 | case MPI2_MFGPAGE_DEVID_SAS2308_3: | |
7932 | ioc->hba_mpi_version_belonged = MPI2_VERSION; | |
7933 | break; | |
7934 | case MPI25_MFGPAGE_DEVID_SAS3004: | |
7935 | case MPI25_MFGPAGE_DEVID_SAS3008: | |
7936 | case MPI25_MFGPAGE_DEVID_SAS3108_1: | |
7937 | case MPI25_MFGPAGE_DEVID_SAS3108_2: | |
7938 | case MPI25_MFGPAGE_DEVID_SAS3108_5: | |
7939 | case MPI25_MFGPAGE_DEVID_SAS3108_6: | |
7940 | ioc->hba_mpi_version_belonged = MPI25_VERSION; | |
42081173 SR |
7941 | |
7942 | /* Check whether the controller revision is C0 or above. | |
7943 | * only C0 and above revision controllers support 96 MSI-X | |
7944 | * vectors. | |
7945 | */ | |
7946 | if (ioc->pdev->revision >= SAS3_PCI_DEVICE_C0_REVISION) | |
7947 | ioc->msix96_vector = 1; | |
d357e84d SR |
7948 | break; |
7949 | } | |
7950 | } | |
7951 | ||
f92363d1 | 7952 | /** |
8a7e4c24 | 7953 | * scsih_probe - attach and add scsi host |
f92363d1 SR |
7954 | * @pdev: PCI device struct |
7955 | * @id: pci device id | |
7956 | * | |
7957 | * Returns 0 success, anything else error. | |
7958 | */ | |
8a7e4c24 | 7959 | int |
7497392a | 7960 | scsih_probe(struct pci_dev *pdev, struct Scsi_Host *shost) |
f92363d1 SR |
7961 | { |
7962 | struct MPT3SAS_ADAPTER *ioc; | |
b65f1d4d | 7963 | int rv; |
f92363d1 | 7964 | |
f92363d1 SR |
7965 | /* init local params */ |
7966 | ioc = shost_priv(shost); | |
7967 | memset(ioc, 0, sizeof(struct MPT3SAS_ADAPTER)); | |
7968 | INIT_LIST_HEAD(&ioc->list); | |
7969 | list_add_tail(&ioc->list, &mpt3sas_ioc_list); | |
7970 | ioc->shost = shost; | |
7971 | ioc->id = mpt_ids++; | |
d357e84d | 7972 | |
f92363d1 SR |
7973 | ioc->pdev = pdev; |
7974 | ioc->scsi_io_cb_idx = scsi_io_cb_idx; | |
7975 | ioc->tm_cb_idx = tm_cb_idx; | |
7976 | ioc->ctl_cb_idx = ctl_cb_idx; | |
7977 | ioc->base_cb_idx = base_cb_idx; | |
7978 | ioc->port_enable_cb_idx = port_enable_cb_idx; | |
7979 | ioc->transport_cb_idx = transport_cb_idx; | |
7980 | ioc->scsih_cb_idx = scsih_cb_idx; | |
7981 | ioc->config_cb_idx = config_cb_idx; | |
7982 | ioc->tm_tr_cb_idx = tm_tr_cb_idx; | |
7983 | ioc->tm_tr_volume_cb_idx = tm_tr_volume_cb_idx; | |
7984 | ioc->tm_sas_control_cb_idx = tm_sas_control_cb_idx; | |
7985 | ioc->logging_level = logging_level; | |
7986 | ioc->schedule_dead_ioc_flush_running_cmds = &_scsih_flush_running_cmds; | |
7987 | /* misc semaphores and spin locks */ | |
7988 | mutex_init(&ioc->reset_in_progress_mutex); | |
7989 | spin_lock_init(&ioc->ioc_reset_in_progress_lock); | |
7990 | spin_lock_init(&ioc->scsi_lookup_lock); | |
7991 | spin_lock_init(&ioc->sas_device_lock); | |
7992 | spin_lock_init(&ioc->sas_node_lock); | |
7993 | spin_lock_init(&ioc->fw_event_lock); | |
7994 | spin_lock_init(&ioc->raid_device_lock); | |
7995 | spin_lock_init(&ioc->diag_trigger_lock); | |
7996 | ||
7997 | INIT_LIST_HEAD(&ioc->sas_device_list); | |
7998 | INIT_LIST_HEAD(&ioc->sas_device_init_list); | |
7999 | INIT_LIST_HEAD(&ioc->sas_expander_list); | |
8000 | INIT_LIST_HEAD(&ioc->fw_event_list); | |
8001 | INIT_LIST_HEAD(&ioc->raid_device_list); | |
8002 | INIT_LIST_HEAD(&ioc->sas_hba.sas_port_list); | |
8003 | INIT_LIST_HEAD(&ioc->delayed_tr_list); | |
8004 | INIT_LIST_HEAD(&ioc->delayed_tr_volume_list); | |
cf9bd21a | 8005 | INIT_LIST_HEAD(&ioc->reply_queue_list); |
f92363d1 | 8006 | |
d357e84d SR |
8007 | _scsih_determine_hba_mpi_version(ioc); |
8008 | sprintf(ioc->name, "%s_cm%d", driver_name, ioc->id); | |
8009 | ||
f92363d1 SR |
8010 | /* init shost parameters */ |
8011 | shost->max_cmd_len = 32; | |
8012 | shost->max_lun = max_lun; | |
8013 | shost->transportt = mpt3sas_transport_template; | |
8014 | shost->unique_id = ioc->id; | |
8015 | ||
8016 | if (max_sectors != 0xFFFF) { | |
8017 | if (max_sectors < 64) { | |
8018 | shost->max_sectors = 64; | |
8019 | pr_warn(MPT3SAS_FMT "Invalid value %d passed " \ | |
8020 | "for max_sectors, range is 64 to 32767. Assigning " | |
8021 | "value of 64.\n", ioc->name, max_sectors); | |
8022 | } else if (max_sectors > 32767) { | |
8023 | shost->max_sectors = 32767; | |
8024 | pr_warn(MPT3SAS_FMT "Invalid value %d passed " \ | |
8025 | "for max_sectors, range is 64 to 32767. Assigning " | |
8026 | "default value of 32767.\n", ioc->name, | |
8027 | max_sectors); | |
8028 | } else { | |
8029 | shost->max_sectors = max_sectors & 0xFFFE; | |
8030 | pr_info(MPT3SAS_FMT | |
8031 | "The max_sectors value is set to %d\n", | |
8032 | ioc->name, shost->max_sectors); | |
8033 | } | |
8034 | } | |
8035 | ||
f92363d1 SR |
8036 | /* register EEDP capabilities with SCSI layer */ |
8037 | if (prot_mask > 0) | |
8038 | scsi_host_set_prot(shost, prot_mask); | |
8039 | else | |
8040 | scsi_host_set_prot(shost, SHOST_DIF_TYPE1_PROTECTION | |
8041 | | SHOST_DIF_TYPE2_PROTECTION | |
8042 | | SHOST_DIF_TYPE3_PROTECTION); | |
8043 | ||
8044 | scsi_host_set_guard(shost, SHOST_DIX_GUARD_CRC); | |
8045 | ||
8046 | /* event thread */ | |
8047 | snprintf(ioc->firmware_event_name, sizeof(ioc->firmware_event_name), | |
8048 | "fw_event%d", ioc->id); | |
bdff785e SR |
8049 | ioc->firmware_event_thread = alloc_ordered_workqueue( |
8050 | ioc->firmware_event_name, WQ_MEM_RECLAIM); | |
f92363d1 SR |
8051 | if (!ioc->firmware_event_thread) { |
8052 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
8053 | ioc->name, __FILE__, __LINE__, __func__); | |
b65f1d4d | 8054 | rv = -ENODEV; |
f92363d1 SR |
8055 | goto out_thread_fail; |
8056 | } | |
8057 | ||
8058 | ioc->is_driver_loading = 1; | |
8059 | if ((mpt3sas_base_attach(ioc))) { | |
8060 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
8061 | ioc->name, __FILE__, __LINE__, __func__); | |
b65f1d4d | 8062 | rv = -ENODEV; |
f92363d1 SR |
8063 | goto out_attach_fail; |
8064 | } | |
b65f1d4d SR |
8065 | rv = scsi_add_host(shost, &pdev->dev); |
8066 | if (rv) { | |
4dc06fd8 RS |
8067 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", |
8068 | ioc->name, __FILE__, __LINE__, __func__); | |
4dc06fd8 RS |
8069 | goto out_add_shost_fail; |
8070 | } | |
8071 | ||
f92363d1 SR |
8072 | scsi_scan_host(shost); |
8073 | return 0; | |
4dc06fd8 RS |
8074 | out_add_shost_fail: |
8075 | mpt3sas_base_detach(ioc); | |
f92363d1 SR |
8076 | out_attach_fail: |
8077 | destroy_workqueue(ioc->firmware_event_thread); | |
8078 | out_thread_fail: | |
8079 | list_del(&ioc->list); | |
f92363d1 | 8080 | scsi_host_put(shost); |
b65f1d4d | 8081 | return rv; |
f92363d1 SR |
8082 | } |
8083 | ||
8084 | #ifdef CONFIG_PM | |
8085 | /** | |
8a7e4c24 | 8086 | * scsih_suspend - power management suspend main entry point |
f92363d1 SR |
8087 | * @pdev: PCI device struct |
8088 | * @state: PM state change to (usually PCI_D3) | |
8089 | * | |
8090 | * Returns 0 success, anything else error. | |
8091 | */ | |
8a7e4c24 SR |
8092 | int |
8093 | scsih_suspend(struct pci_dev *pdev, pm_message_t state) | |
f92363d1 SR |
8094 | { |
8095 | struct Scsi_Host *shost = pci_get_drvdata(pdev); | |
8096 | struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); | |
8097 | pci_power_t device_state; | |
8098 | ||
8099 | mpt3sas_base_stop_watchdog(ioc); | |
8100 | flush_scheduled_work(); | |
8101 | scsi_block_requests(shost); | |
8102 | device_state = pci_choose_state(pdev, state); | |
8103 | pr_info(MPT3SAS_FMT | |
8104 | "pdev=0x%p, slot=%s, entering operating state [D%d]\n", | |
8105 | ioc->name, pdev, pci_name(pdev), device_state); | |
8106 | ||
8107 | pci_save_state(pdev); | |
8108 | mpt3sas_base_free_resources(ioc); | |
8109 | pci_set_power_state(pdev, device_state); | |
8110 | return 0; | |
8111 | } | |
8112 | ||
8113 | /** | |
8a7e4c24 | 8114 | * scsih_resume - power management resume main entry point |
f92363d1 SR |
8115 | * @pdev: PCI device struct |
8116 | * | |
8117 | * Returns 0 success, anything else error. | |
8118 | */ | |
8a7e4c24 SR |
8119 | int |
8120 | scsih_resume(struct pci_dev *pdev) | |
f92363d1 SR |
8121 | { |
8122 | struct Scsi_Host *shost = pci_get_drvdata(pdev); | |
8123 | struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); | |
8124 | pci_power_t device_state = pdev->current_state; | |
8125 | int r; | |
8126 | ||
8127 | pr_info(MPT3SAS_FMT | |
8128 | "pdev=0x%p, slot=%s, previous operating state [D%d]\n", | |
8129 | ioc->name, pdev, pci_name(pdev), device_state); | |
8130 | ||
8131 | pci_set_power_state(pdev, PCI_D0); | |
8132 | pci_enable_wake(pdev, PCI_D0, 0); | |
8133 | pci_restore_state(pdev); | |
8134 | ioc->pdev = pdev; | |
8135 | r = mpt3sas_base_map_resources(ioc); | |
8136 | if (r) | |
8137 | return r; | |
8138 | ||
8139 | mpt3sas_base_hard_reset_handler(ioc, CAN_SLEEP, SOFT_RESET); | |
8140 | scsi_unblock_requests(shost); | |
8141 | mpt3sas_base_start_watchdog(ioc); | |
8142 | return 0; | |
8143 | } | |
8144 | #endif /* CONFIG_PM */ | |
8145 | ||
8146 | /** | |
8a7e4c24 | 8147 | * scsih_pci_error_detected - Called when a PCI error is detected. |
f92363d1 SR |
8148 | * @pdev: PCI device struct |
8149 | * @state: PCI channel state | |
8150 | * | |
8151 | * Description: Called when a PCI error is detected. | |
8152 | * | |
8153 | * Return value: | |
8154 | * PCI_ERS_RESULT_NEED_RESET or PCI_ERS_RESULT_DISCONNECT | |
8155 | */ | |
8a7e4c24 SR |
8156 | pci_ers_result_t |
8157 | scsih_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state) | |
f92363d1 SR |
8158 | { |
8159 | struct Scsi_Host *shost = pci_get_drvdata(pdev); | |
8160 | struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); | |
8161 | ||
8162 | pr_info(MPT3SAS_FMT "PCI error: detected callback, state(%d)!!\n", | |
8163 | ioc->name, state); | |
8164 | ||
8165 | switch (state) { | |
8166 | case pci_channel_io_normal: | |
8167 | return PCI_ERS_RESULT_CAN_RECOVER; | |
8168 | case pci_channel_io_frozen: | |
8169 | /* Fatal error, prepare for slot reset */ | |
8170 | ioc->pci_error_recovery = 1; | |
8171 | scsi_block_requests(ioc->shost); | |
8172 | mpt3sas_base_stop_watchdog(ioc); | |
8173 | mpt3sas_base_free_resources(ioc); | |
8174 | return PCI_ERS_RESULT_NEED_RESET; | |
8175 | case pci_channel_io_perm_failure: | |
8176 | /* Permanent error, prepare for device removal */ | |
8177 | ioc->pci_error_recovery = 1; | |
8178 | mpt3sas_base_stop_watchdog(ioc); | |
8179 | _scsih_flush_running_cmds(ioc); | |
8180 | return PCI_ERS_RESULT_DISCONNECT; | |
8181 | } | |
8182 | return PCI_ERS_RESULT_NEED_RESET; | |
8183 | } | |
8184 | ||
8185 | /** | |
8a7e4c24 | 8186 | * scsih_pci_slot_reset - Called when PCI slot has been reset. |
f92363d1 SR |
8187 | * @pdev: PCI device struct |
8188 | * | |
8189 | * Description: This routine is called by the pci error recovery | |
8190 | * code after the PCI slot has been reset, just before we | |
8191 | * should resume normal operations. | |
8192 | */ | |
8a7e4c24 SR |
8193 | pci_ers_result_t |
8194 | scsih_pci_slot_reset(struct pci_dev *pdev) | |
f92363d1 SR |
8195 | { |
8196 | struct Scsi_Host *shost = pci_get_drvdata(pdev); | |
8197 | struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); | |
8198 | int rc; | |
8199 | ||
8200 | pr_info(MPT3SAS_FMT "PCI error: slot reset callback!!\n", | |
8201 | ioc->name); | |
8202 | ||
8203 | ioc->pci_error_recovery = 0; | |
8204 | ioc->pdev = pdev; | |
8205 | pci_restore_state(pdev); | |
8206 | rc = mpt3sas_base_map_resources(ioc); | |
8207 | if (rc) | |
8208 | return PCI_ERS_RESULT_DISCONNECT; | |
8209 | ||
8210 | rc = mpt3sas_base_hard_reset_handler(ioc, CAN_SLEEP, | |
8211 | FORCE_BIG_HAMMER); | |
8212 | ||
8213 | pr_warn(MPT3SAS_FMT "hard reset: %s\n", ioc->name, | |
8214 | (rc == 0) ? "success" : "failed"); | |
8215 | ||
8216 | if (!rc) | |
8217 | return PCI_ERS_RESULT_RECOVERED; | |
8218 | else | |
8219 | return PCI_ERS_RESULT_DISCONNECT; | |
8220 | } | |
8221 | ||
8222 | /** | |
8a7e4c24 | 8223 | * scsih_pci_resume() - resume normal ops after PCI reset |
f92363d1 SR |
8224 | * @pdev: pointer to PCI device |
8225 | * | |
8226 | * Called when the error recovery driver tells us that its | |
8227 | * OK to resume normal operation. Use completion to allow | |
8228 | * halted scsi ops to resume. | |
8229 | */ | |
8a7e4c24 SR |
8230 | void |
8231 | scsih_pci_resume(struct pci_dev *pdev) | |
f92363d1 SR |
8232 | { |
8233 | struct Scsi_Host *shost = pci_get_drvdata(pdev); | |
8234 | struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); | |
8235 | ||
8236 | pr_info(MPT3SAS_FMT "PCI error: resume callback!!\n", ioc->name); | |
8237 | ||
8238 | pci_cleanup_aer_uncorrect_error_status(pdev); | |
8239 | mpt3sas_base_start_watchdog(ioc); | |
8240 | scsi_unblock_requests(ioc->shost); | |
8241 | } | |
8242 | ||
8243 | /** | |
8a7e4c24 | 8244 | * scsih_pci_mmio_enabled - Enable MMIO and dump debug registers |
f92363d1 SR |
8245 | * @pdev: pointer to PCI device |
8246 | */ | |
8a7e4c24 SR |
8247 | pci_ers_result_t |
8248 | scsih_pci_mmio_enabled(struct pci_dev *pdev) | |
f92363d1 SR |
8249 | { |
8250 | struct Scsi_Host *shost = pci_get_drvdata(pdev); | |
8251 | struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); | |
8252 | ||
8253 | pr_info(MPT3SAS_FMT "PCI error: mmio enabled callback!!\n", | |
8254 | ioc->name); | |
8255 | ||
8256 | /* TODO - dump whatever for debugging purposes */ | |
8257 | ||
8258 | /* Request a slot reset. */ | |
8259 | return PCI_ERS_RESULT_NEED_RESET; | |
8260 | } | |
8261 | ||
f92363d1 | 8262 | /** |
8a7e4c24 | 8263 | * scsih_init - main entry point for this driver. |
f92363d1 SR |
8264 | * |
8265 | * Returns 0 success, anything else error. | |
8266 | */ | |
8a7e4c24 SR |
8267 | int |
8268 | scsih_init(void) | |
f92363d1 | 8269 | { |
f92363d1 SR |
8270 | mpt_ids = 0; |
8271 | ||
f92363d1 SR |
8272 | mpt3sas_base_initialize_callback_handler(); |
8273 | ||
8274 | /* queuecommand callback hander */ | |
8275 | scsi_io_cb_idx = mpt3sas_base_register_callback_handler(_scsih_io_done); | |
8276 | ||
8277 | /* task managment callback handler */ | |
8278 | tm_cb_idx = mpt3sas_base_register_callback_handler(_scsih_tm_done); | |
8279 | ||
8280 | /* base internal commands callback handler */ | |
8281 | base_cb_idx = mpt3sas_base_register_callback_handler(mpt3sas_base_done); | |
8282 | port_enable_cb_idx = mpt3sas_base_register_callback_handler( | |
8283 | mpt3sas_port_enable_done); | |
8284 | ||
8285 | /* transport internal commands callback handler */ | |
8286 | transport_cb_idx = mpt3sas_base_register_callback_handler( | |
8287 | mpt3sas_transport_done); | |
8288 | ||
8289 | /* scsih internal commands callback handler */ | |
8290 | scsih_cb_idx = mpt3sas_base_register_callback_handler(_scsih_done); | |
8291 | ||
8292 | /* configuration page API internal commands callback handler */ | |
8293 | config_cb_idx = mpt3sas_base_register_callback_handler( | |
8294 | mpt3sas_config_done); | |
8295 | ||
8296 | /* ctl module callback handler */ | |
8297 | ctl_cb_idx = mpt3sas_base_register_callback_handler(mpt3sas_ctl_done); | |
8298 | ||
8299 | tm_tr_cb_idx = mpt3sas_base_register_callback_handler( | |
8300 | _scsih_tm_tr_complete); | |
8301 | ||
8302 | tm_tr_volume_cb_idx = mpt3sas_base_register_callback_handler( | |
8303 | _scsih_tm_volume_tr_complete); | |
8304 | ||
8305 | tm_sas_control_cb_idx = mpt3sas_base_register_callback_handler( | |
8306 | _scsih_sas_control_complete); | |
8307 | ||
7497392a | 8308 | return 0; |
f92363d1 SR |
8309 | } |
8310 | ||
8311 | /** | |
7497392a | 8312 | * scsih_exit - exit point for this driver (when it is a module). |
f92363d1 SR |
8313 | * |
8314 | * Returns 0 success, anything else error. | |
8315 | */ | |
8a7e4c24 SR |
8316 | void |
8317 | scsih_exit(void) | |
f92363d1 | 8318 | { |
f92363d1 SR |
8319 | |
8320 | mpt3sas_base_release_callback_handler(scsi_io_cb_idx); | |
8321 | mpt3sas_base_release_callback_handler(tm_cb_idx); | |
8322 | mpt3sas_base_release_callback_handler(base_cb_idx); | |
8323 | mpt3sas_base_release_callback_handler(port_enable_cb_idx); | |
8324 | mpt3sas_base_release_callback_handler(transport_cb_idx); | |
8325 | mpt3sas_base_release_callback_handler(scsih_cb_idx); | |
8326 | mpt3sas_base_release_callback_handler(config_cb_idx); | |
8327 | mpt3sas_base_release_callback_handler(ctl_cb_idx); | |
8328 | ||
8329 | mpt3sas_base_release_callback_handler(tm_tr_cb_idx); | |
8330 | mpt3sas_base_release_callback_handler(tm_tr_volume_cb_idx); | |
8331 | mpt3sas_base_release_callback_handler(tm_sas_control_cb_idx); | |
8332 | ||
8333 | /* raid transport support */ | |
8334 | raid_class_release(mpt3sas_raid_template); | |
8335 | sas_release_transport(mpt3sas_transport_template); | |
8336 | } |