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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> | |
7786ab6a | 57 | #include <asm/unaligned.h> |
f92363d1 SR |
58 | |
59 | #include "mpt3sas_base.h" | |
60 | ||
f92363d1 SR |
61 | #define RAID_CHANNEL 1 |
62 | /* forward proto's */ | |
63 | static void _scsih_expander_node_remove(struct MPT3SAS_ADAPTER *ioc, | |
64 | struct _sas_node *sas_expander); | |
65 | static void _firmware_event_work(struct work_struct *work); | |
66 | ||
67 | static void _scsih_remove_device(struct MPT3SAS_ADAPTER *ioc, | |
68 | struct _sas_device *sas_device); | |
69 | static int _scsih_add_device(struct MPT3SAS_ADAPTER *ioc, u16 handle, | |
70 | u8 retry_count, u8 is_pd); | |
71 | ||
72 | static u8 _scsih_check_for_pending_tm(struct MPT3SAS_ADAPTER *ioc, u16 smid); | |
73 | ||
f92363d1 SR |
74 | /* global parameters */ |
75 | LIST_HEAD(mpt3sas_ioc_list); | |
08c4d550 SR |
76 | /* global ioc lock for list operations */ |
77 | DEFINE_SPINLOCK(gioc_lock); | |
f92363d1 | 78 | |
c84b06a4 SR |
79 | MODULE_AUTHOR(MPT3SAS_AUTHOR); |
80 | MODULE_DESCRIPTION(MPT3SAS_DESCRIPTION); | |
81 | MODULE_LICENSE("GPL"); | |
82 | MODULE_VERSION(MPT3SAS_DRIVER_VERSION); | |
83 | MODULE_ALIAS("mpt2sas"); | |
84 | ||
f92363d1 SR |
85 | /* local parameters */ |
86 | static u8 scsi_io_cb_idx = -1; | |
87 | static u8 tm_cb_idx = -1; | |
88 | static u8 ctl_cb_idx = -1; | |
89 | static u8 base_cb_idx = -1; | |
90 | static u8 port_enable_cb_idx = -1; | |
91 | static u8 transport_cb_idx = -1; | |
92 | static u8 scsih_cb_idx = -1; | |
93 | static u8 config_cb_idx = -1; | |
c84b06a4 SR |
94 | static int mpt2_ids; |
95 | static int mpt3_ids; | |
f92363d1 SR |
96 | |
97 | static u8 tm_tr_cb_idx = -1 ; | |
98 | static u8 tm_tr_volume_cb_idx = -1 ; | |
99 | static u8 tm_sas_control_cb_idx = -1; | |
100 | ||
101 | /* command line options */ | |
102 | static u32 logging_level; | |
103 | MODULE_PARM_DESC(logging_level, | |
104 | " bits for enabling additional logging info (default=0)"); | |
105 | ||
106 | ||
107 | static ushort max_sectors = 0xFFFF; | |
108 | module_param(max_sectors, ushort, 0); | |
109 | MODULE_PARM_DESC(max_sectors, "max sectors, range 64 to 32767 default=32767"); | |
110 | ||
111 | ||
112 | static int missing_delay[2] = {-1, -1}; | |
113 | module_param_array(missing_delay, int, NULL, 0); | |
114 | MODULE_PARM_DESC(missing_delay, " device missing delay , io missing delay"); | |
115 | ||
116 | /* scsi-mid layer global parmeter is max_report_luns, which is 511 */ | |
117 | #define MPT3SAS_MAX_LUN (16895) | |
1abf635d HR |
118 | static u64 max_lun = MPT3SAS_MAX_LUN; |
119 | module_param(max_lun, ullong, 0); | |
f92363d1 SR |
120 | MODULE_PARM_DESC(max_lun, " max lun, default=16895 "); |
121 | ||
c84b06a4 SR |
122 | static ushort hbas_to_enumerate; |
123 | module_param(hbas_to_enumerate, ushort, 0); | |
124 | MODULE_PARM_DESC(hbas_to_enumerate, | |
125 | " 0 - enumerates both SAS 2.0 & SAS 3.0 generation HBAs\n \ | |
126 | 1 - enumerates only SAS 2.0 generation HBAs\n \ | |
127 | 2 - enumerates only SAS 3.0 generation HBAs (default=0)"); | |
f92363d1 SR |
128 | |
129 | /* diag_buffer_enable is bitwise | |
130 | * bit 0 set = TRACE | |
131 | * bit 1 set = SNAPSHOT | |
132 | * bit 2 set = EXTENDED | |
133 | * | |
134 | * Either bit can be set, or both | |
135 | */ | |
136 | static int diag_buffer_enable = -1; | |
137 | module_param(diag_buffer_enable, int, 0); | |
138 | MODULE_PARM_DESC(diag_buffer_enable, | |
139 | " post diag buffers (TRACE=1/SNAPSHOT=2/EXTENDED=4/default=0)"); | |
140 | static int disable_discovery = -1; | |
141 | module_param(disable_discovery, int, 0); | |
142 | MODULE_PARM_DESC(disable_discovery, " disable discovery "); | |
143 | ||
144 | ||
145 | /* permit overriding the host protection capabilities mask (EEDP/T10 PI) */ | |
146 | static int prot_mask = -1; | |
147 | module_param(prot_mask, int, 0); | |
148 | MODULE_PARM_DESC(prot_mask, " host protection capabilities mask, def=7 "); | |
149 | ||
150 | ||
151 | /* raid transport support */ | |
7497392a | 152 | struct raid_template *mpt3sas_raid_template; |
c84b06a4 | 153 | struct raid_template *mpt2sas_raid_template; |
f92363d1 SR |
154 | |
155 | ||
156 | /** | |
157 | * struct sense_info - common structure for obtaining sense keys | |
158 | * @skey: sense key | |
159 | * @asc: additional sense code | |
160 | * @ascq: additional sense code qualifier | |
161 | */ | |
162 | struct sense_info { | |
163 | u8 skey; | |
164 | u8 asc; | |
165 | u8 ascq; | |
166 | }; | |
167 | ||
168 | #define MPT3SAS_PROCESS_TRIGGER_DIAG (0xFFFB) | |
0f624c39 | 169 | #define MPT3SAS_TURN_ON_PFA_LED (0xFFFC) |
f92363d1 SR |
170 | #define MPT3SAS_PORT_ENABLE_COMPLETE (0xFFFD) |
171 | #define MPT3SAS_ABRT_TASK_SET (0xFFFE) | |
172 | #define MPT3SAS_REMOVE_UNRESPONDING_DEVICES (0xFFFF) | |
173 | /** | |
174 | * struct fw_event_work - firmware event struct | |
175 | * @list: link list framework | |
176 | * @work: work object (ioc->fault_reset_work_q) | |
177 | * @cancel_pending_work: flag set during reset handling | |
178 | * @ioc: per adapter object | |
179 | * @device_handle: device handle | |
180 | * @VF_ID: virtual function id | |
181 | * @VP_ID: virtual port id | |
182 | * @ignore: flag meaning this event has been marked to ignore | |
183 | * @event: firmware event MPI2_EVENT_XXX defined in mpt2_ioc.h | |
184 | * @event_data: reply event data payload follows | |
185 | * | |
186 | * This object stored on ioc->fw_event_list. | |
187 | */ | |
188 | struct fw_event_work { | |
189 | struct list_head list; | |
190 | struct work_struct work; | |
191 | u8 cancel_pending_work; | |
192 | struct delayed_work delayed_work; | |
193 | ||
194 | struct MPT3SAS_ADAPTER *ioc; | |
195 | u16 device_handle; | |
196 | u8 VF_ID; | |
197 | u8 VP_ID; | |
198 | u8 ignore; | |
199 | u16 event; | |
146b16c8 | 200 | struct kref refcount; |
35b62362 | 201 | char event_data[0] __aligned(4); |
f92363d1 SR |
202 | }; |
203 | ||
146b16c8 SR |
204 | static void fw_event_work_free(struct kref *r) |
205 | { | |
206 | kfree(container_of(r, struct fw_event_work, refcount)); | |
207 | } | |
208 | ||
209 | static void fw_event_work_get(struct fw_event_work *fw_work) | |
210 | { | |
211 | kref_get(&fw_work->refcount); | |
212 | } | |
213 | ||
214 | static void fw_event_work_put(struct fw_event_work *fw_work) | |
215 | { | |
216 | kref_put(&fw_work->refcount, fw_event_work_free); | |
217 | } | |
218 | ||
219 | static struct fw_event_work *alloc_fw_event_work(int len) | |
220 | { | |
221 | struct fw_event_work *fw_event; | |
222 | ||
223 | fw_event = kzalloc(sizeof(*fw_event) + len, GFP_ATOMIC); | |
224 | if (!fw_event) | |
225 | return NULL; | |
226 | ||
227 | kref_init(&fw_event->refcount); | |
228 | return fw_event; | |
229 | } | |
230 | ||
f92363d1 SR |
231 | /** |
232 | * struct _scsi_io_transfer - scsi io transfer | |
233 | * @handle: sas device handle (assigned by firmware) | |
234 | * @is_raid: flag set for hidden raid components | |
235 | * @dir: DMA_TO_DEVICE, DMA_FROM_DEVICE, | |
236 | * @data_length: data transfer length | |
237 | * @data_dma: dma pointer to data | |
238 | * @sense: sense data | |
239 | * @lun: lun number | |
240 | * @cdb_length: cdb length | |
241 | * @cdb: cdb contents | |
242 | * @timeout: timeout for this command | |
243 | * @VF_ID: virtual function id | |
244 | * @VP_ID: virtual port id | |
245 | * @valid_reply: flag set for reply message | |
246 | * @sense_length: sense length | |
247 | * @ioc_status: ioc status | |
248 | * @scsi_state: scsi state | |
249 | * @scsi_status: scsi staus | |
250 | * @log_info: log information | |
251 | * @transfer_length: data length transfer when there is a reply message | |
252 | * | |
253 | * Used for sending internal scsi commands to devices within this module. | |
254 | * Refer to _scsi_send_scsi_io(). | |
255 | */ | |
256 | struct _scsi_io_transfer { | |
257 | u16 handle; | |
258 | u8 is_raid; | |
259 | enum dma_data_direction dir; | |
260 | u32 data_length; | |
261 | dma_addr_t data_dma; | |
262 | u8 sense[SCSI_SENSE_BUFFERSIZE]; | |
263 | u32 lun; | |
264 | u8 cdb_length; | |
265 | u8 cdb[32]; | |
266 | u8 timeout; | |
267 | u8 VF_ID; | |
268 | u8 VP_ID; | |
269 | u8 valid_reply; | |
270 | /* the following bits are only valid when 'valid_reply = 1' */ | |
271 | u32 sense_length; | |
272 | u16 ioc_status; | |
273 | u8 scsi_state; | |
274 | u8 scsi_status; | |
275 | u32 log_info; | |
276 | u32 transfer_length; | |
277 | }; | |
278 | ||
f92363d1 SR |
279 | /** |
280 | * _scsih_set_debug_level - global setting of ioc->logging_level. | |
281 | * | |
282 | * Note: The logging levels are defined in mpt3sas_debug.h. | |
283 | */ | |
284 | static int | |
285 | _scsih_set_debug_level(const char *val, struct kernel_param *kp) | |
286 | { | |
287 | int ret = param_set_int(val, kp); | |
288 | struct MPT3SAS_ADAPTER *ioc; | |
289 | ||
290 | if (ret) | |
291 | return ret; | |
292 | ||
293 | pr_info("setting logging_level(0x%08x)\n", logging_level); | |
08c4d550 | 294 | spin_lock(&gioc_lock); |
f92363d1 SR |
295 | list_for_each_entry(ioc, &mpt3sas_ioc_list, list) |
296 | ioc->logging_level = logging_level; | |
08c4d550 | 297 | spin_unlock(&gioc_lock); |
f92363d1 SR |
298 | return 0; |
299 | } | |
300 | module_param_call(logging_level, _scsih_set_debug_level, param_get_int, | |
301 | &logging_level, 0644); | |
302 | ||
303 | /** | |
304 | * _scsih_srch_boot_sas_address - search based on sas_address | |
305 | * @sas_address: sas address | |
306 | * @boot_device: boot device object from bios page 2 | |
307 | * | |
308 | * Returns 1 when there's a match, 0 means no match. | |
309 | */ | |
310 | static inline int | |
311 | _scsih_srch_boot_sas_address(u64 sas_address, | |
312 | Mpi2BootDeviceSasWwid_t *boot_device) | |
313 | { | |
314 | return (sas_address == le64_to_cpu(boot_device->SASAddress)) ? 1 : 0; | |
315 | } | |
316 | ||
317 | /** | |
318 | * _scsih_srch_boot_device_name - search based on device name | |
319 | * @device_name: device name specified in INDENTIFY fram | |
320 | * @boot_device: boot device object from bios page 2 | |
321 | * | |
322 | * Returns 1 when there's a match, 0 means no match. | |
323 | */ | |
324 | static inline int | |
325 | _scsih_srch_boot_device_name(u64 device_name, | |
326 | Mpi2BootDeviceDeviceName_t *boot_device) | |
327 | { | |
328 | return (device_name == le64_to_cpu(boot_device->DeviceName)) ? 1 : 0; | |
329 | } | |
330 | ||
331 | /** | |
332 | * _scsih_srch_boot_encl_slot - search based on enclosure_logical_id/slot | |
333 | * @enclosure_logical_id: enclosure logical id | |
334 | * @slot_number: slot number | |
335 | * @boot_device: boot device object from bios page 2 | |
336 | * | |
337 | * Returns 1 when there's a match, 0 means no match. | |
338 | */ | |
339 | static inline int | |
340 | _scsih_srch_boot_encl_slot(u64 enclosure_logical_id, u16 slot_number, | |
341 | Mpi2BootDeviceEnclosureSlot_t *boot_device) | |
342 | { | |
343 | return (enclosure_logical_id == le64_to_cpu(boot_device-> | |
344 | EnclosureLogicalID) && slot_number == le16_to_cpu(boot_device-> | |
345 | SlotNumber)) ? 1 : 0; | |
346 | } | |
347 | ||
348 | /** | |
349 | * _scsih_is_boot_device - search for matching boot device. | |
350 | * @sas_address: sas address | |
351 | * @device_name: device name specified in INDENTIFY fram | |
352 | * @enclosure_logical_id: enclosure logical id | |
353 | * @slot_number: slot number | |
354 | * @form: specifies boot device form | |
355 | * @boot_device: boot device object from bios page 2 | |
356 | * | |
357 | * Returns 1 when there's a match, 0 means no match. | |
358 | */ | |
359 | static int | |
360 | _scsih_is_boot_device(u64 sas_address, u64 device_name, | |
361 | u64 enclosure_logical_id, u16 slot, u8 form, | |
362 | Mpi2BiosPage2BootDevice_t *boot_device) | |
363 | { | |
364 | int rc = 0; | |
365 | ||
366 | switch (form) { | |
367 | case MPI2_BIOSPAGE2_FORM_SAS_WWID: | |
368 | if (!sas_address) | |
369 | break; | |
370 | rc = _scsih_srch_boot_sas_address( | |
371 | sas_address, &boot_device->SasWwid); | |
372 | break; | |
373 | case MPI2_BIOSPAGE2_FORM_ENCLOSURE_SLOT: | |
374 | if (!enclosure_logical_id) | |
375 | break; | |
376 | rc = _scsih_srch_boot_encl_slot( | |
377 | enclosure_logical_id, | |
378 | slot, &boot_device->EnclosureSlot); | |
379 | break; | |
380 | case MPI2_BIOSPAGE2_FORM_DEVICE_NAME: | |
381 | if (!device_name) | |
382 | break; | |
383 | rc = _scsih_srch_boot_device_name( | |
384 | device_name, &boot_device->DeviceName); | |
385 | break; | |
386 | case MPI2_BIOSPAGE2_FORM_NO_DEVICE_SPECIFIED: | |
387 | break; | |
388 | } | |
389 | ||
390 | return rc; | |
391 | } | |
392 | ||
393 | /** | |
394 | * _scsih_get_sas_address - set the sas_address for given device handle | |
395 | * @handle: device handle | |
396 | * @sas_address: sas address | |
397 | * | |
398 | * Returns 0 success, non-zero when failure | |
399 | */ | |
400 | static int | |
401 | _scsih_get_sas_address(struct MPT3SAS_ADAPTER *ioc, u16 handle, | |
402 | u64 *sas_address) | |
403 | { | |
404 | Mpi2SasDevicePage0_t sas_device_pg0; | |
405 | Mpi2ConfigReply_t mpi_reply; | |
406 | u32 ioc_status; | |
407 | ||
408 | *sas_address = 0; | |
409 | ||
410 | if (handle <= ioc->sas_hba.num_phys) { | |
411 | *sas_address = ioc->sas_hba.sas_address; | |
412 | return 0; | |
413 | } | |
414 | ||
415 | if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0, | |
416 | MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) { | |
417 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", ioc->name, | |
418 | __FILE__, __LINE__, __func__); | |
419 | return -ENXIO; | |
420 | } | |
421 | ||
422 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK; | |
423 | if (ioc_status == MPI2_IOCSTATUS_SUCCESS) { | |
424 | *sas_address = le64_to_cpu(sas_device_pg0.SASAddress); | |
425 | return 0; | |
426 | } | |
427 | ||
428 | /* we hit this becuase the given parent handle doesn't exist */ | |
429 | if (ioc_status == MPI2_IOCSTATUS_CONFIG_INVALID_PAGE) | |
430 | return -ENXIO; | |
431 | ||
432 | /* else error case */ | |
433 | pr_err(MPT3SAS_FMT | |
434 | "handle(0x%04x), ioc_status(0x%04x), failure at %s:%d/%s()!\n", | |
435 | ioc->name, handle, ioc_status, | |
436 | __FILE__, __LINE__, __func__); | |
437 | return -EIO; | |
438 | } | |
439 | ||
440 | /** | |
441 | * _scsih_determine_boot_device - determine boot device. | |
442 | * @ioc: per adapter object | |
443 | * @device: either sas_device or raid_device object | |
444 | * @is_raid: [flag] 1 = raid object, 0 = sas object | |
445 | * | |
446 | * Determines whether this device should be first reported device to | |
447 | * to scsi-ml or sas transport, this purpose is for persistent boot device. | |
448 | * There are primary, alternate, and current entries in bios page 2. The order | |
449 | * priority is primary, alternate, then current. This routine saves | |
450 | * the corresponding device object and is_raid flag in the ioc object. | |
451 | * The saved data to be used later in _scsih_probe_boot_devices(). | |
452 | */ | |
453 | static void | |
454 | _scsih_determine_boot_device(struct MPT3SAS_ADAPTER *ioc, | |
455 | void *device, u8 is_raid) | |
456 | { | |
457 | struct _sas_device *sas_device; | |
458 | struct _raid_device *raid_device; | |
459 | u64 sas_address; | |
460 | u64 device_name; | |
461 | u64 enclosure_logical_id; | |
462 | u16 slot; | |
463 | ||
464 | /* only process this function when driver loads */ | |
465 | if (!ioc->is_driver_loading) | |
466 | return; | |
467 | ||
468 | /* no Bios, return immediately */ | |
469 | if (!ioc->bios_pg3.BiosVersion) | |
470 | return; | |
471 | ||
472 | if (!is_raid) { | |
473 | sas_device = device; | |
474 | sas_address = sas_device->sas_address; | |
475 | device_name = sas_device->device_name; | |
476 | enclosure_logical_id = sas_device->enclosure_logical_id; | |
477 | slot = sas_device->slot; | |
478 | } else { | |
479 | raid_device = device; | |
480 | sas_address = raid_device->wwid; | |
481 | device_name = 0; | |
482 | enclosure_logical_id = 0; | |
483 | slot = 0; | |
484 | } | |
485 | ||
486 | if (!ioc->req_boot_device.device) { | |
487 | if (_scsih_is_boot_device(sas_address, device_name, | |
488 | enclosure_logical_id, slot, | |
489 | (ioc->bios_pg2.ReqBootDeviceForm & | |
490 | MPI2_BIOSPAGE2_FORM_MASK), | |
491 | &ioc->bios_pg2.RequestedBootDevice)) { | |
492 | dinitprintk(ioc, pr_info(MPT3SAS_FMT | |
493 | "%s: req_boot_device(0x%016llx)\n", | |
494 | ioc->name, __func__, | |
495 | (unsigned long long)sas_address)); | |
496 | ioc->req_boot_device.device = device; | |
497 | ioc->req_boot_device.is_raid = is_raid; | |
498 | } | |
499 | } | |
500 | ||
501 | if (!ioc->req_alt_boot_device.device) { | |
502 | if (_scsih_is_boot_device(sas_address, device_name, | |
503 | enclosure_logical_id, slot, | |
504 | (ioc->bios_pg2.ReqAltBootDeviceForm & | |
505 | MPI2_BIOSPAGE2_FORM_MASK), | |
506 | &ioc->bios_pg2.RequestedAltBootDevice)) { | |
507 | dinitprintk(ioc, pr_info(MPT3SAS_FMT | |
508 | "%s: req_alt_boot_device(0x%016llx)\n", | |
509 | ioc->name, __func__, | |
510 | (unsigned long long)sas_address)); | |
511 | ioc->req_alt_boot_device.device = device; | |
512 | ioc->req_alt_boot_device.is_raid = is_raid; | |
513 | } | |
514 | } | |
515 | ||
516 | if (!ioc->current_boot_device.device) { | |
517 | if (_scsih_is_boot_device(sas_address, device_name, | |
518 | enclosure_logical_id, slot, | |
519 | (ioc->bios_pg2.CurrentBootDeviceForm & | |
520 | MPI2_BIOSPAGE2_FORM_MASK), | |
521 | &ioc->bios_pg2.CurrentBootDevice)) { | |
522 | dinitprintk(ioc, pr_info(MPT3SAS_FMT | |
523 | "%s: current_boot_device(0x%016llx)\n", | |
524 | ioc->name, __func__, | |
525 | (unsigned long long)sas_address)); | |
526 | ioc->current_boot_device.device = device; | |
527 | ioc->current_boot_device.is_raid = is_raid; | |
528 | } | |
529 | } | |
530 | } | |
531 | ||
d1cb5e49 SR |
532 | static struct _sas_device * |
533 | __mpt3sas_get_sdev_from_target(struct MPT3SAS_ADAPTER *ioc, | |
534 | struct MPT3SAS_TARGET *tgt_priv) | |
535 | { | |
536 | struct _sas_device *ret; | |
537 | ||
538 | assert_spin_locked(&ioc->sas_device_lock); | |
539 | ||
540 | ret = tgt_priv->sdev; | |
541 | if (ret) | |
542 | sas_device_get(ret); | |
543 | ||
544 | return ret; | |
545 | } | |
546 | ||
547 | static struct _sas_device * | |
548 | mpt3sas_get_sdev_from_target(struct MPT3SAS_ADAPTER *ioc, | |
549 | struct MPT3SAS_TARGET *tgt_priv) | |
550 | { | |
551 | struct _sas_device *ret; | |
552 | unsigned long flags; | |
553 | ||
554 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
555 | ret = __mpt3sas_get_sdev_from_target(ioc, tgt_priv); | |
556 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
557 | ||
558 | return ret; | |
559 | } | |
560 | ||
561 | ||
562 | struct _sas_device * | |
563 | __mpt3sas_get_sdev_by_addr(struct MPT3SAS_ADAPTER *ioc, | |
564 | u64 sas_address) | |
565 | { | |
566 | struct _sas_device *sas_device; | |
567 | ||
568 | assert_spin_locked(&ioc->sas_device_lock); | |
569 | ||
570 | list_for_each_entry(sas_device, &ioc->sas_device_list, list) | |
571 | if (sas_device->sas_address == sas_address) | |
572 | goto found_device; | |
573 | ||
574 | list_for_each_entry(sas_device, &ioc->sas_device_init_list, list) | |
575 | if (sas_device->sas_address == sas_address) | |
576 | goto found_device; | |
577 | ||
578 | return NULL; | |
579 | ||
580 | found_device: | |
581 | sas_device_get(sas_device); | |
582 | return sas_device; | |
583 | } | |
584 | ||
f92363d1 | 585 | /** |
d1cb5e49 | 586 | * mpt3sas_get_sdev_by_addr - sas device search |
f92363d1 SR |
587 | * @ioc: per adapter object |
588 | * @sas_address: sas address | |
589 | * Context: Calling function should acquire ioc->sas_device_lock | |
590 | * | |
591 | * This searches for sas_device based on sas_address, then return sas_device | |
592 | * object. | |
593 | */ | |
594 | struct _sas_device * | |
d1cb5e49 | 595 | mpt3sas_get_sdev_by_addr(struct MPT3SAS_ADAPTER *ioc, |
f92363d1 SR |
596 | u64 sas_address) |
597 | { | |
598 | struct _sas_device *sas_device; | |
d1cb5e49 SR |
599 | unsigned long flags; |
600 | ||
601 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
602 | sas_device = __mpt3sas_get_sdev_by_addr(ioc, | |
603 | sas_address); | |
604 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
605 | ||
606 | return sas_device; | |
607 | } | |
608 | ||
609 | static struct _sas_device * | |
610 | __mpt3sas_get_sdev_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle) | |
611 | { | |
612 | struct _sas_device *sas_device; | |
613 | ||
614 | assert_spin_locked(&ioc->sas_device_lock); | |
f92363d1 SR |
615 | |
616 | list_for_each_entry(sas_device, &ioc->sas_device_list, list) | |
d1cb5e49 SR |
617 | if (sas_device->handle == handle) |
618 | goto found_device; | |
f92363d1 SR |
619 | |
620 | list_for_each_entry(sas_device, &ioc->sas_device_init_list, list) | |
d1cb5e49 SR |
621 | if (sas_device->handle == handle) |
622 | goto found_device; | |
f92363d1 SR |
623 | |
624 | return NULL; | |
d1cb5e49 SR |
625 | |
626 | found_device: | |
627 | sas_device_get(sas_device); | |
628 | return sas_device; | |
f92363d1 SR |
629 | } |
630 | ||
631 | /** | |
d1cb5e49 | 632 | * mpt3sas_get_sdev_by_handle - sas device search |
f92363d1 SR |
633 | * @ioc: per adapter object |
634 | * @handle: sas device handle (assigned by firmware) | |
635 | * Context: Calling function should acquire ioc->sas_device_lock | |
636 | * | |
637 | * This searches for sas_device based on sas_address, then return sas_device | |
638 | * object. | |
639 | */ | |
640 | static struct _sas_device * | |
d1cb5e49 | 641 | mpt3sas_get_sdev_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle) |
f92363d1 SR |
642 | { |
643 | struct _sas_device *sas_device; | |
d1cb5e49 | 644 | unsigned long flags; |
f92363d1 | 645 | |
d1cb5e49 SR |
646 | spin_lock_irqsave(&ioc->sas_device_lock, flags); |
647 | sas_device = __mpt3sas_get_sdev_by_handle(ioc, handle); | |
648 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
f92363d1 | 649 | |
d1cb5e49 | 650 | return sas_device; |
f92363d1 SR |
651 | } |
652 | ||
653 | /** | |
654 | * _scsih_sas_device_remove - remove sas_device from list. | |
655 | * @ioc: per adapter object | |
656 | * @sas_device: the sas_device object | |
657 | * Context: This function will acquire ioc->sas_device_lock. | |
658 | * | |
d1cb5e49 | 659 | * If sas_device is on the list, remove it and decrement its reference count. |
f92363d1 SR |
660 | */ |
661 | static void | |
662 | _scsih_sas_device_remove(struct MPT3SAS_ADAPTER *ioc, | |
663 | struct _sas_device *sas_device) | |
664 | { | |
665 | unsigned long flags; | |
666 | ||
667 | if (!sas_device) | |
668 | return; | |
e6d45e3e SR |
669 | pr_info(MPT3SAS_FMT |
670 | "removing handle(0x%04x), sas_addr(0x%016llx)\n", | |
671 | ioc->name, sas_device->handle, | |
672 | (unsigned long long) sas_device->sas_address); | |
673 | ||
674 | if (sas_device->enclosure_handle != 0) | |
675 | pr_info(MPT3SAS_FMT | |
676 | "removing enclosure logical id(0x%016llx), slot(%d)\n", | |
677 | ioc->name, (unsigned long long) | |
678 | sas_device->enclosure_logical_id, sas_device->slot); | |
679 | ||
680 | if (sas_device->connector_name[0] != '\0') | |
681 | pr_info(MPT3SAS_FMT | |
682 | "removing enclosure level(0x%04x), connector name( %s)\n", | |
683 | ioc->name, sas_device->enclosure_level, | |
684 | sas_device->connector_name); | |
f92363d1 | 685 | |
d1cb5e49 SR |
686 | /* |
687 | * The lock serializes access to the list, but we still need to verify | |
688 | * that nobody removed the entry while we were waiting on the lock. | |
689 | */ | |
f92363d1 | 690 | spin_lock_irqsave(&ioc->sas_device_lock, flags); |
d1cb5e49 SR |
691 | if (!list_empty(&sas_device->list)) { |
692 | list_del_init(&sas_device->list); | |
693 | sas_device_put(sas_device); | |
694 | } | |
f92363d1 SR |
695 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
696 | } | |
697 | ||
698 | /** | |
699 | * _scsih_device_remove_by_handle - removing device object by handle | |
700 | * @ioc: per adapter object | |
701 | * @handle: device handle | |
702 | * | |
703 | * Return nothing. | |
704 | */ | |
705 | static void | |
706 | _scsih_device_remove_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle) | |
707 | { | |
708 | struct _sas_device *sas_device; | |
709 | unsigned long flags; | |
710 | ||
711 | if (ioc->shost_recovery) | |
712 | return; | |
713 | ||
714 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
d1cb5e49 SR |
715 | sas_device = __mpt3sas_get_sdev_by_handle(ioc, handle); |
716 | if (sas_device) { | |
717 | list_del_init(&sas_device->list); | |
718 | sas_device_put(sas_device); | |
719 | } | |
f92363d1 | 720 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
d1cb5e49 | 721 | if (sas_device) { |
f92363d1 | 722 | _scsih_remove_device(ioc, sas_device); |
d1cb5e49 SR |
723 | sas_device_put(sas_device); |
724 | } | |
f92363d1 SR |
725 | } |
726 | ||
727 | /** | |
728 | * mpt3sas_device_remove_by_sas_address - removing device object by sas address | |
729 | * @ioc: per adapter object | |
730 | * @sas_address: device sas_address | |
731 | * | |
732 | * Return nothing. | |
733 | */ | |
734 | void | |
735 | mpt3sas_device_remove_by_sas_address(struct MPT3SAS_ADAPTER *ioc, | |
736 | u64 sas_address) | |
737 | { | |
738 | struct _sas_device *sas_device; | |
739 | unsigned long flags; | |
740 | ||
741 | if (ioc->shost_recovery) | |
742 | return; | |
743 | ||
744 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
d1cb5e49 SR |
745 | sas_device = __mpt3sas_get_sdev_by_addr(ioc, sas_address); |
746 | if (sas_device) { | |
747 | list_del_init(&sas_device->list); | |
748 | sas_device_put(sas_device); | |
749 | } | |
f92363d1 | 750 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
d1cb5e49 | 751 | if (sas_device) { |
f92363d1 | 752 | _scsih_remove_device(ioc, sas_device); |
d1cb5e49 SR |
753 | sas_device_put(sas_device); |
754 | } | |
f92363d1 SR |
755 | } |
756 | ||
757 | /** | |
758 | * _scsih_sas_device_add - insert sas_device to the list. | |
759 | * @ioc: per adapter object | |
760 | * @sas_device: the sas_device object | |
761 | * Context: This function will acquire ioc->sas_device_lock. | |
762 | * | |
763 | * Adding new object to the ioc->sas_device_list. | |
764 | */ | |
765 | static void | |
766 | _scsih_sas_device_add(struct MPT3SAS_ADAPTER *ioc, | |
767 | struct _sas_device *sas_device) | |
768 | { | |
769 | unsigned long flags; | |
770 | ||
771 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
772 | "%s: handle(0x%04x), sas_addr(0x%016llx)\n", | |
773 | ioc->name, __func__, sas_device->handle, | |
774 | (unsigned long long)sas_device->sas_address)); | |
775 | ||
e6d45e3e SR |
776 | if (sas_device->enclosure_handle != 0) |
777 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
778 | "%s: enclosure logical id(0x%016llx), slot( %d)\n", | |
779 | ioc->name, __func__, (unsigned long long) | |
780 | sas_device->enclosure_logical_id, sas_device->slot)); | |
781 | ||
782 | if (sas_device->connector_name[0] != '\0') | |
783 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
784 | "%s: enclosure level(0x%04x), connector name( %s)\n", | |
785 | ioc->name, __func__, | |
786 | sas_device->enclosure_level, sas_device->connector_name)); | |
787 | ||
f92363d1 | 788 | spin_lock_irqsave(&ioc->sas_device_lock, flags); |
d1cb5e49 | 789 | sas_device_get(sas_device); |
f92363d1 SR |
790 | list_add_tail(&sas_device->list, &ioc->sas_device_list); |
791 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
792 | ||
793 | if (!mpt3sas_transport_port_add(ioc, sas_device->handle, | |
794 | sas_device->sas_address_parent)) { | |
795 | _scsih_sas_device_remove(ioc, sas_device); | |
796 | } else if (!sas_device->starget) { | |
797 | /* | |
798 | * When asyn scanning is enabled, its not possible to remove | |
799 | * devices while scanning is turned on due to an oops in | |
800 | * scsi_sysfs_add_sdev()->add_device()->sysfs_addrm_start() | |
801 | */ | |
f5edbe77 | 802 | if (!ioc->is_driver_loading) { |
f92363d1 SR |
803 | mpt3sas_transport_port_remove(ioc, |
804 | sas_device->sas_address, | |
805 | sas_device->sas_address_parent); | |
f5edbe77 SR |
806 | _scsih_sas_device_remove(ioc, sas_device); |
807 | } | |
f92363d1 SR |
808 | } |
809 | } | |
810 | ||
811 | /** | |
812 | * _scsih_sas_device_init_add - insert sas_device to the list. | |
813 | * @ioc: per adapter object | |
814 | * @sas_device: the sas_device object | |
815 | * Context: This function will acquire ioc->sas_device_lock. | |
816 | * | |
817 | * Adding new object at driver load time to the ioc->sas_device_init_list. | |
818 | */ | |
819 | static void | |
820 | _scsih_sas_device_init_add(struct MPT3SAS_ADAPTER *ioc, | |
821 | struct _sas_device *sas_device) | |
822 | { | |
823 | unsigned long flags; | |
824 | ||
825 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
826 | "%s: handle(0x%04x), sas_addr(0x%016llx)\n", ioc->name, | |
827 | __func__, sas_device->handle, | |
828 | (unsigned long long)sas_device->sas_address)); | |
829 | ||
e6d45e3e SR |
830 | if (sas_device->enclosure_handle != 0) |
831 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
832 | "%s: enclosure logical id(0x%016llx), slot( %d)\n", | |
833 | ioc->name, __func__, (unsigned long long) | |
834 | sas_device->enclosure_logical_id, sas_device->slot)); | |
835 | ||
836 | if (sas_device->connector_name[0] != '\0') | |
837 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
838 | "%s: enclosure level(0x%04x), connector name( %s)\n", | |
839 | ioc->name, __func__, sas_device->enclosure_level, | |
840 | sas_device->connector_name)); | |
841 | ||
f92363d1 | 842 | spin_lock_irqsave(&ioc->sas_device_lock, flags); |
d1cb5e49 | 843 | sas_device_get(sas_device); |
f92363d1 SR |
844 | list_add_tail(&sas_device->list, &ioc->sas_device_init_list); |
845 | _scsih_determine_boot_device(ioc, sas_device, 0); | |
846 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
847 | } | |
848 | ||
849 | /** | |
850 | * _scsih_raid_device_find_by_id - raid device search | |
851 | * @ioc: per adapter object | |
852 | * @id: sas device target id | |
853 | * @channel: sas device channel | |
854 | * Context: Calling function should acquire ioc->raid_device_lock | |
855 | * | |
856 | * This searches for raid_device based on target id, then return raid_device | |
857 | * object. | |
858 | */ | |
859 | static struct _raid_device * | |
860 | _scsih_raid_device_find_by_id(struct MPT3SAS_ADAPTER *ioc, int id, int channel) | |
861 | { | |
862 | struct _raid_device *raid_device, *r; | |
863 | ||
864 | r = NULL; | |
865 | list_for_each_entry(raid_device, &ioc->raid_device_list, list) { | |
866 | if (raid_device->id == id && raid_device->channel == channel) { | |
867 | r = raid_device; | |
868 | goto out; | |
869 | } | |
870 | } | |
871 | ||
872 | out: | |
873 | return r; | |
874 | } | |
875 | ||
876 | /** | |
c84b06a4 | 877 | * mpt3sas_raid_device_find_by_handle - raid device search |
f92363d1 SR |
878 | * @ioc: per adapter object |
879 | * @handle: sas device handle (assigned by firmware) | |
880 | * Context: Calling function should acquire ioc->raid_device_lock | |
881 | * | |
882 | * This searches for raid_device based on handle, then return raid_device | |
883 | * object. | |
884 | */ | |
c84b06a4 SR |
885 | struct _raid_device * |
886 | mpt3sas_raid_device_find_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle) | |
f92363d1 SR |
887 | { |
888 | struct _raid_device *raid_device, *r; | |
889 | ||
890 | r = NULL; | |
891 | list_for_each_entry(raid_device, &ioc->raid_device_list, list) { | |
892 | if (raid_device->handle != handle) | |
893 | continue; | |
894 | r = raid_device; | |
895 | goto out; | |
896 | } | |
897 | ||
898 | out: | |
899 | return r; | |
900 | } | |
901 | ||
902 | /** | |
903 | * _scsih_raid_device_find_by_wwid - raid device search | |
904 | * @ioc: per adapter object | |
905 | * @handle: sas device handle (assigned by firmware) | |
906 | * Context: Calling function should acquire ioc->raid_device_lock | |
907 | * | |
908 | * This searches for raid_device based on wwid, then return raid_device | |
909 | * object. | |
910 | */ | |
911 | static struct _raid_device * | |
912 | _scsih_raid_device_find_by_wwid(struct MPT3SAS_ADAPTER *ioc, u64 wwid) | |
913 | { | |
914 | struct _raid_device *raid_device, *r; | |
915 | ||
916 | r = NULL; | |
917 | list_for_each_entry(raid_device, &ioc->raid_device_list, list) { | |
918 | if (raid_device->wwid != wwid) | |
919 | continue; | |
920 | r = raid_device; | |
921 | goto out; | |
922 | } | |
923 | ||
924 | out: | |
925 | return r; | |
926 | } | |
927 | ||
928 | /** | |
929 | * _scsih_raid_device_add - add raid_device object | |
930 | * @ioc: per adapter object | |
931 | * @raid_device: raid_device object | |
932 | * | |
933 | * This is added to the raid_device_list link list. | |
934 | */ | |
935 | static void | |
936 | _scsih_raid_device_add(struct MPT3SAS_ADAPTER *ioc, | |
937 | struct _raid_device *raid_device) | |
938 | { | |
939 | unsigned long flags; | |
940 | ||
941 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
942 | "%s: handle(0x%04x), wwid(0x%016llx)\n", ioc->name, __func__, | |
943 | raid_device->handle, (unsigned long long)raid_device->wwid)); | |
944 | ||
945 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
946 | list_add_tail(&raid_device->list, &ioc->raid_device_list); | |
947 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
948 | } | |
949 | ||
950 | /** | |
951 | * _scsih_raid_device_remove - delete raid_device object | |
952 | * @ioc: per adapter object | |
953 | * @raid_device: raid_device object | |
954 | * | |
955 | */ | |
956 | static void | |
957 | _scsih_raid_device_remove(struct MPT3SAS_ADAPTER *ioc, | |
958 | struct _raid_device *raid_device) | |
959 | { | |
960 | unsigned long flags; | |
961 | ||
962 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
963 | list_del(&raid_device->list); | |
964 | kfree(raid_device); | |
965 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
966 | } | |
967 | ||
968 | /** | |
969 | * mpt3sas_scsih_expander_find_by_handle - expander device search | |
970 | * @ioc: per adapter object | |
971 | * @handle: expander handle (assigned by firmware) | |
972 | * Context: Calling function should acquire ioc->sas_device_lock | |
973 | * | |
974 | * This searches for expander device based on handle, then returns the | |
975 | * sas_node object. | |
976 | */ | |
977 | struct _sas_node * | |
978 | mpt3sas_scsih_expander_find_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle) | |
979 | { | |
980 | struct _sas_node *sas_expander, *r; | |
981 | ||
982 | r = NULL; | |
983 | list_for_each_entry(sas_expander, &ioc->sas_expander_list, list) { | |
984 | if (sas_expander->handle != handle) | |
985 | continue; | |
986 | r = sas_expander; | |
987 | goto out; | |
988 | } | |
989 | out: | |
990 | return r; | |
991 | } | |
992 | ||
993 | /** | |
994 | * mpt3sas_scsih_expander_find_by_sas_address - expander device search | |
995 | * @ioc: per adapter object | |
996 | * @sas_address: sas address | |
997 | * Context: Calling function should acquire ioc->sas_node_lock. | |
998 | * | |
999 | * This searches for expander device based on sas_address, then returns the | |
1000 | * sas_node object. | |
1001 | */ | |
1002 | struct _sas_node * | |
1003 | mpt3sas_scsih_expander_find_by_sas_address(struct MPT3SAS_ADAPTER *ioc, | |
1004 | u64 sas_address) | |
1005 | { | |
1006 | struct _sas_node *sas_expander, *r; | |
1007 | ||
1008 | r = NULL; | |
1009 | list_for_each_entry(sas_expander, &ioc->sas_expander_list, list) { | |
1010 | if (sas_expander->sas_address != sas_address) | |
1011 | continue; | |
1012 | r = sas_expander; | |
1013 | goto out; | |
1014 | } | |
1015 | out: | |
1016 | return r; | |
1017 | } | |
1018 | ||
1019 | /** | |
1020 | * _scsih_expander_node_add - insert expander device to the list. | |
1021 | * @ioc: per adapter object | |
1022 | * @sas_expander: the sas_device object | |
1023 | * Context: This function will acquire ioc->sas_node_lock. | |
1024 | * | |
1025 | * Adding new object to the ioc->sas_expander_list. | |
1026 | * | |
1027 | * Return nothing. | |
1028 | */ | |
1029 | static void | |
1030 | _scsih_expander_node_add(struct MPT3SAS_ADAPTER *ioc, | |
1031 | struct _sas_node *sas_expander) | |
1032 | { | |
1033 | unsigned long flags; | |
1034 | ||
1035 | spin_lock_irqsave(&ioc->sas_node_lock, flags); | |
1036 | list_add_tail(&sas_expander->list, &ioc->sas_expander_list); | |
1037 | spin_unlock_irqrestore(&ioc->sas_node_lock, flags); | |
1038 | } | |
1039 | ||
1040 | /** | |
1041 | * _scsih_is_end_device - determines if device is an end device | |
1042 | * @device_info: bitfield providing information about the device. | |
1043 | * Context: none | |
1044 | * | |
1045 | * Returns 1 if end device. | |
1046 | */ | |
1047 | static int | |
1048 | _scsih_is_end_device(u32 device_info) | |
1049 | { | |
1050 | if (device_info & MPI2_SAS_DEVICE_INFO_END_DEVICE && | |
1051 | ((device_info & MPI2_SAS_DEVICE_INFO_SSP_TARGET) | | |
1052 | (device_info & MPI2_SAS_DEVICE_INFO_STP_TARGET) | | |
1053 | (device_info & MPI2_SAS_DEVICE_INFO_SATA_DEVICE))) | |
1054 | return 1; | |
1055 | else | |
1056 | return 0; | |
1057 | } | |
1058 | ||
1059 | /** | |
1060 | * _scsih_scsi_lookup_get - returns scmd entry | |
1061 | * @ioc: per adapter object | |
1062 | * @smid: system request message index | |
1063 | * | |
1064 | * Returns the smid stored scmd pointer. | |
1065 | */ | |
1066 | static struct scsi_cmnd * | |
1067 | _scsih_scsi_lookup_get(struct MPT3SAS_ADAPTER *ioc, u16 smid) | |
1068 | { | |
1069 | return ioc->scsi_lookup[smid - 1].scmd; | |
1070 | } | |
1071 | ||
1072 | /** | |
1073 | * _scsih_scsi_lookup_get_clear - returns scmd entry | |
1074 | * @ioc: per adapter object | |
1075 | * @smid: system request message index | |
1076 | * | |
1077 | * Returns the smid stored scmd pointer. | |
1078 | * Then will derefrence the stored scmd pointer. | |
1079 | */ | |
1080 | static inline struct scsi_cmnd * | |
1081 | _scsih_scsi_lookup_get_clear(struct MPT3SAS_ADAPTER *ioc, u16 smid) | |
1082 | { | |
1083 | unsigned long flags; | |
1084 | struct scsi_cmnd *scmd; | |
1085 | ||
1086 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); | |
1087 | scmd = ioc->scsi_lookup[smid - 1].scmd; | |
1088 | ioc->scsi_lookup[smid - 1].scmd = NULL; | |
1089 | spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); | |
1090 | ||
1091 | return scmd; | |
1092 | } | |
1093 | ||
1094 | /** | |
1095 | * _scsih_scsi_lookup_find_by_scmd - scmd lookup | |
1096 | * @ioc: per adapter object | |
1097 | * @smid: system request message index | |
1098 | * @scmd: pointer to scsi command object | |
1099 | * Context: This function will acquire ioc->scsi_lookup_lock. | |
1100 | * | |
1101 | * This will search for a scmd pointer in the scsi_lookup array, | |
1102 | * returning the revelent smid. A returned value of zero means invalid. | |
1103 | */ | |
1104 | static u16 | |
1105 | _scsih_scsi_lookup_find_by_scmd(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd | |
1106 | *scmd) | |
1107 | { | |
1108 | u16 smid; | |
1109 | unsigned long flags; | |
1110 | int i; | |
1111 | ||
1112 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); | |
1113 | smid = 0; | |
1114 | for (i = 0; i < ioc->scsiio_depth; i++) { | |
1115 | if (ioc->scsi_lookup[i].scmd == scmd) { | |
1116 | smid = ioc->scsi_lookup[i].smid; | |
1117 | goto out; | |
1118 | } | |
1119 | } | |
1120 | out: | |
1121 | spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); | |
1122 | return smid; | |
1123 | } | |
1124 | ||
1125 | /** | |
1126 | * _scsih_scsi_lookup_find_by_target - search for matching channel:id | |
1127 | * @ioc: per adapter object | |
1128 | * @id: target id | |
1129 | * @channel: channel | |
1130 | * Context: This function will acquire ioc->scsi_lookup_lock. | |
1131 | * | |
1132 | * This will search for a matching channel:id in the scsi_lookup array, | |
1133 | * returning 1 if found. | |
1134 | */ | |
1135 | static u8 | |
1136 | _scsih_scsi_lookup_find_by_target(struct MPT3SAS_ADAPTER *ioc, int id, | |
1137 | int channel) | |
1138 | { | |
1139 | u8 found; | |
1140 | unsigned long flags; | |
1141 | int i; | |
1142 | ||
1143 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); | |
1144 | found = 0; | |
1145 | for (i = 0 ; i < ioc->scsiio_depth; i++) { | |
1146 | if (ioc->scsi_lookup[i].scmd && | |
1147 | (ioc->scsi_lookup[i].scmd->device->id == id && | |
1148 | ioc->scsi_lookup[i].scmd->device->channel == channel)) { | |
1149 | found = 1; | |
1150 | goto out; | |
1151 | } | |
1152 | } | |
1153 | out: | |
1154 | spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); | |
1155 | return found; | |
1156 | } | |
1157 | ||
1158 | /** | |
1159 | * _scsih_scsi_lookup_find_by_lun - search for matching channel:id:lun | |
1160 | * @ioc: per adapter object | |
1161 | * @id: target id | |
1162 | * @lun: lun number | |
1163 | * @channel: channel | |
1164 | * Context: This function will acquire ioc->scsi_lookup_lock. | |
1165 | * | |
1166 | * This will search for a matching channel:id:lun in the scsi_lookup array, | |
1167 | * returning 1 if found. | |
1168 | */ | |
1169 | static u8 | |
1170 | _scsih_scsi_lookup_find_by_lun(struct MPT3SAS_ADAPTER *ioc, int id, | |
1171 | unsigned int lun, int channel) | |
1172 | { | |
1173 | u8 found; | |
1174 | unsigned long flags; | |
1175 | int i; | |
1176 | ||
1177 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); | |
1178 | found = 0; | |
1179 | for (i = 0 ; i < ioc->scsiio_depth; i++) { | |
1180 | if (ioc->scsi_lookup[i].scmd && | |
1181 | (ioc->scsi_lookup[i].scmd->device->id == id && | |
1182 | ioc->scsi_lookup[i].scmd->device->channel == channel && | |
1183 | ioc->scsi_lookup[i].scmd->device->lun == lun)) { | |
1184 | found = 1; | |
1185 | goto out; | |
1186 | } | |
1187 | } | |
1188 | out: | |
1189 | spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); | |
1190 | return found; | |
1191 | } | |
1192 | ||
cf75d5d6 | 1193 | /** |
8a7e4c24 | 1194 | * scsih_change_queue_depth - setting device queue depth |
cf75d5d6 CH |
1195 | * @sdev: scsi device struct |
1196 | * @qdepth: requested queue depth | |
1197 | * | |
1198 | * Returns queue depth. | |
1199 | */ | |
8a7e4c24 SR |
1200 | int |
1201 | scsih_change_queue_depth(struct scsi_device *sdev, int qdepth) | |
f92363d1 SR |
1202 | { |
1203 | struct Scsi_Host *shost = sdev->host; | |
1204 | int max_depth; | |
1205 | struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); | |
1206 | struct MPT3SAS_DEVICE *sas_device_priv_data; | |
1207 | struct MPT3SAS_TARGET *sas_target_priv_data; | |
1208 | struct _sas_device *sas_device; | |
1209 | unsigned long flags; | |
1210 | ||
1211 | max_depth = shost->can_queue; | |
1212 | ||
1213 | /* limit max device queue for SATA to 32 */ | |
1214 | sas_device_priv_data = sdev->hostdata; | |
1215 | if (!sas_device_priv_data) | |
1216 | goto not_sata; | |
1217 | sas_target_priv_data = sas_device_priv_data->sas_target; | |
1218 | if (!sas_target_priv_data) | |
1219 | goto not_sata; | |
1220 | if ((sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME)) | |
1221 | goto not_sata; | |
d1cb5e49 | 1222 | |
f92363d1 | 1223 | spin_lock_irqsave(&ioc->sas_device_lock, flags); |
d1cb5e49 SR |
1224 | sas_device = __mpt3sas_get_sdev_from_target(ioc, sas_target_priv_data); |
1225 | if (sas_device) { | |
1226 | if (sas_device->device_info & MPI2_SAS_DEVICE_INFO_SATA_DEVICE) | |
1227 | max_depth = MPT3SAS_SATA_QUEUE_DEPTH; | |
1228 | ||
1229 | sas_device_put(sas_device); | |
1230 | } | |
f92363d1 SR |
1231 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
1232 | ||
1233 | not_sata: | |
1234 | ||
1235 | if (!sdev->tagged_supported) | |
1236 | max_depth = 1; | |
1237 | if (qdepth > max_depth) | |
1238 | qdepth = max_depth; | |
cf75d5d6 | 1239 | return scsi_change_queue_depth(sdev, qdepth); |
f92363d1 SR |
1240 | } |
1241 | ||
f92363d1 | 1242 | /** |
8a7e4c24 | 1243 | * scsih_target_alloc - target add routine |
f92363d1 SR |
1244 | * @starget: scsi target struct |
1245 | * | |
1246 | * Returns 0 if ok. Any other return is assumed to be an error and | |
1247 | * the device is ignored. | |
1248 | */ | |
8a7e4c24 SR |
1249 | int |
1250 | scsih_target_alloc(struct scsi_target *starget) | |
f92363d1 SR |
1251 | { |
1252 | struct Scsi_Host *shost = dev_to_shost(&starget->dev); | |
1253 | struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); | |
1254 | struct MPT3SAS_TARGET *sas_target_priv_data; | |
1255 | struct _sas_device *sas_device; | |
1256 | struct _raid_device *raid_device; | |
1257 | unsigned long flags; | |
1258 | struct sas_rphy *rphy; | |
1259 | ||
62c4da44 JL |
1260 | sas_target_priv_data = kzalloc(sizeof(*sas_target_priv_data), |
1261 | GFP_KERNEL); | |
f92363d1 SR |
1262 | if (!sas_target_priv_data) |
1263 | return -ENOMEM; | |
1264 | ||
1265 | starget->hostdata = sas_target_priv_data; | |
1266 | sas_target_priv_data->starget = starget; | |
1267 | sas_target_priv_data->handle = MPT3SAS_INVALID_DEVICE_HANDLE; | |
1268 | ||
1269 | /* RAID volumes */ | |
1270 | if (starget->channel == RAID_CHANNEL) { | |
1271 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
1272 | raid_device = _scsih_raid_device_find_by_id(ioc, starget->id, | |
1273 | starget->channel); | |
1274 | if (raid_device) { | |
1275 | sas_target_priv_data->handle = raid_device->handle; | |
1276 | sas_target_priv_data->sas_address = raid_device->wwid; | |
1277 | sas_target_priv_data->flags |= MPT_TARGET_FLAGS_VOLUME; | |
7786ab6a SR |
1278 | sas_target_priv_data->raid_device = raid_device; |
1279 | if (ioc->is_warpdrive) | |
1280 | raid_device->starget = starget; | |
f92363d1 SR |
1281 | } |
1282 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
1283 | return 0; | |
1284 | } | |
1285 | ||
1286 | /* sas/sata devices */ | |
1287 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
1288 | rphy = dev_to_rphy(starget->dev.parent); | |
d1cb5e49 | 1289 | sas_device = __mpt3sas_get_sdev_by_addr(ioc, |
f92363d1 SR |
1290 | rphy->identify.sas_address); |
1291 | ||
1292 | if (sas_device) { | |
1293 | sas_target_priv_data->handle = sas_device->handle; | |
1294 | sas_target_priv_data->sas_address = sas_device->sas_address; | |
d1cb5e49 | 1295 | sas_target_priv_data->sdev = sas_device; |
f92363d1 SR |
1296 | sas_device->starget = starget; |
1297 | sas_device->id = starget->id; | |
1298 | sas_device->channel = starget->channel; | |
1299 | if (test_bit(sas_device->handle, ioc->pd_handles)) | |
1300 | sas_target_priv_data->flags |= | |
1301 | MPT_TARGET_FLAGS_RAID_COMPONENT; | |
1302 | if (sas_device->fast_path) | |
1303 | sas_target_priv_data->flags |= MPT_TARGET_FASTPATH_IO; | |
1304 | } | |
1305 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
1306 | ||
1307 | return 0; | |
1308 | } | |
1309 | ||
1310 | /** | |
8a7e4c24 | 1311 | * scsih_target_destroy - target destroy routine |
f92363d1 SR |
1312 | * @starget: scsi target struct |
1313 | * | |
1314 | * Returns nothing. | |
1315 | */ | |
8a7e4c24 SR |
1316 | void |
1317 | scsih_target_destroy(struct scsi_target *starget) | |
f92363d1 SR |
1318 | { |
1319 | struct Scsi_Host *shost = dev_to_shost(&starget->dev); | |
1320 | struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); | |
1321 | struct MPT3SAS_TARGET *sas_target_priv_data; | |
1322 | struct _sas_device *sas_device; | |
1323 | struct _raid_device *raid_device; | |
1324 | unsigned long flags; | |
1325 | struct sas_rphy *rphy; | |
1326 | ||
1327 | sas_target_priv_data = starget->hostdata; | |
1328 | if (!sas_target_priv_data) | |
1329 | return; | |
1330 | ||
1331 | if (starget->channel == RAID_CHANNEL) { | |
1332 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
1333 | raid_device = _scsih_raid_device_find_by_id(ioc, starget->id, | |
1334 | starget->channel); | |
1335 | if (raid_device) { | |
1336 | raid_device->starget = NULL; | |
1337 | raid_device->sdev = NULL; | |
1338 | } | |
1339 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
1340 | goto out; | |
1341 | } | |
1342 | ||
1343 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
1344 | rphy = dev_to_rphy(starget->dev.parent); | |
d1cb5e49 | 1345 | sas_device = __mpt3sas_get_sdev_from_target(ioc, sas_target_priv_data); |
f92363d1 SR |
1346 | if (sas_device && (sas_device->starget == starget) && |
1347 | (sas_device->id == starget->id) && | |
1348 | (sas_device->channel == starget->channel)) | |
1349 | sas_device->starget = NULL; | |
1350 | ||
d1cb5e49 SR |
1351 | if (sas_device) { |
1352 | /* | |
1353 | * Corresponding get() is in _scsih_target_alloc() | |
1354 | */ | |
1355 | sas_target_priv_data->sdev = NULL; | |
1356 | sas_device_put(sas_device); | |
1357 | ||
1358 | sas_device_put(sas_device); | |
1359 | } | |
f92363d1 SR |
1360 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
1361 | ||
1362 | out: | |
1363 | kfree(sas_target_priv_data); | |
1364 | starget->hostdata = NULL; | |
1365 | } | |
1366 | ||
1367 | /** | |
8a7e4c24 | 1368 | * scsih_slave_alloc - device add routine |
f92363d1 SR |
1369 | * @sdev: scsi device struct |
1370 | * | |
1371 | * Returns 0 if ok. Any other return is assumed to be an error and | |
1372 | * the device is ignored. | |
1373 | */ | |
8a7e4c24 SR |
1374 | int |
1375 | scsih_slave_alloc(struct scsi_device *sdev) | |
f92363d1 SR |
1376 | { |
1377 | struct Scsi_Host *shost; | |
1378 | struct MPT3SAS_ADAPTER *ioc; | |
1379 | struct MPT3SAS_TARGET *sas_target_priv_data; | |
1380 | struct MPT3SAS_DEVICE *sas_device_priv_data; | |
1381 | struct scsi_target *starget; | |
1382 | struct _raid_device *raid_device; | |
b65cfedf | 1383 | struct _sas_device *sas_device; |
f92363d1 SR |
1384 | unsigned long flags; |
1385 | ||
62c4da44 JL |
1386 | sas_device_priv_data = kzalloc(sizeof(*sas_device_priv_data), |
1387 | GFP_KERNEL); | |
f92363d1 SR |
1388 | if (!sas_device_priv_data) |
1389 | return -ENOMEM; | |
1390 | ||
1391 | sas_device_priv_data->lun = sdev->lun; | |
1392 | sas_device_priv_data->flags = MPT_DEVICE_FLAGS_INIT; | |
1393 | ||
1394 | starget = scsi_target(sdev); | |
1395 | sas_target_priv_data = starget->hostdata; | |
1396 | sas_target_priv_data->num_luns++; | |
1397 | sas_device_priv_data->sas_target = sas_target_priv_data; | |
1398 | sdev->hostdata = sas_device_priv_data; | |
1399 | if ((sas_target_priv_data->flags & MPT_TARGET_FLAGS_RAID_COMPONENT)) | |
1400 | sdev->no_uld_attach = 1; | |
1401 | ||
1402 | shost = dev_to_shost(&starget->dev); | |
1403 | ioc = shost_priv(shost); | |
1404 | if (starget->channel == RAID_CHANNEL) { | |
1405 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
1406 | raid_device = _scsih_raid_device_find_by_id(ioc, | |
1407 | starget->id, starget->channel); | |
1408 | if (raid_device) | |
1409 | raid_device->sdev = sdev; /* raid is single lun */ | |
1410 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
1411 | } | |
1412 | ||
b65cfedf SR |
1413 | if (!(sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME)) { |
1414 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
d1cb5e49 | 1415 | sas_device = __mpt3sas_get_sdev_by_addr(ioc, |
b65cfedf SR |
1416 | sas_target_priv_data->sas_address); |
1417 | if (sas_device && (sas_device->starget == NULL)) { | |
1418 | sdev_printk(KERN_INFO, sdev, | |
1419 | "%s : sas_device->starget set to starget @ %d\n", | |
d1cb5e49 | 1420 | __func__, __LINE__); |
b65cfedf SR |
1421 | sas_device->starget = starget; |
1422 | } | |
d1cb5e49 SR |
1423 | |
1424 | if (sas_device) | |
1425 | sas_device_put(sas_device); | |
1426 | ||
b65cfedf SR |
1427 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
1428 | } | |
1429 | ||
f92363d1 SR |
1430 | return 0; |
1431 | } | |
1432 | ||
1433 | /** | |
8a7e4c24 | 1434 | * scsih_slave_destroy - device destroy routine |
f92363d1 SR |
1435 | * @sdev: scsi device struct |
1436 | * | |
1437 | * Returns nothing. | |
1438 | */ | |
8a7e4c24 SR |
1439 | void |
1440 | scsih_slave_destroy(struct scsi_device *sdev) | |
f92363d1 SR |
1441 | { |
1442 | struct MPT3SAS_TARGET *sas_target_priv_data; | |
1443 | struct scsi_target *starget; | |
1444 | struct Scsi_Host *shost; | |
1445 | struct MPT3SAS_ADAPTER *ioc; | |
1446 | struct _sas_device *sas_device; | |
1447 | unsigned long flags; | |
1448 | ||
1449 | if (!sdev->hostdata) | |
1450 | return; | |
1451 | ||
1452 | starget = scsi_target(sdev); | |
1453 | sas_target_priv_data = starget->hostdata; | |
1454 | sas_target_priv_data->num_luns--; | |
1455 | ||
1456 | shost = dev_to_shost(&starget->dev); | |
1457 | ioc = shost_priv(shost); | |
1458 | ||
1459 | if (!(sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME)) { | |
1460 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
d1cb5e49 SR |
1461 | sas_device = __mpt3sas_get_sdev_from_target(ioc, |
1462 | sas_target_priv_data); | |
f92363d1 SR |
1463 | if (sas_device && !sas_target_priv_data->num_luns) |
1464 | sas_device->starget = NULL; | |
d1cb5e49 SR |
1465 | |
1466 | if (sas_device) | |
1467 | sas_device_put(sas_device); | |
f92363d1 SR |
1468 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
1469 | } | |
1470 | ||
1471 | kfree(sdev->hostdata); | |
1472 | sdev->hostdata = NULL; | |
1473 | } | |
1474 | ||
1475 | /** | |
1476 | * _scsih_display_sata_capabilities - sata capabilities | |
1477 | * @ioc: per adapter object | |
1478 | * @handle: device handle | |
1479 | * @sdev: scsi device struct | |
1480 | */ | |
1481 | static void | |
1482 | _scsih_display_sata_capabilities(struct MPT3SAS_ADAPTER *ioc, | |
1483 | u16 handle, struct scsi_device *sdev) | |
1484 | { | |
1485 | Mpi2ConfigReply_t mpi_reply; | |
1486 | Mpi2SasDevicePage0_t sas_device_pg0; | |
1487 | u32 ioc_status; | |
1488 | u16 flags; | |
1489 | u32 device_info; | |
1490 | ||
1491 | if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0, | |
1492 | MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) { | |
1493 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
1494 | ioc->name, __FILE__, __LINE__, __func__); | |
1495 | return; | |
1496 | } | |
1497 | ||
1498 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
1499 | MPI2_IOCSTATUS_MASK; | |
1500 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { | |
1501 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
1502 | ioc->name, __FILE__, __LINE__, __func__); | |
1503 | return; | |
1504 | } | |
1505 | ||
1506 | flags = le16_to_cpu(sas_device_pg0.Flags); | |
1507 | device_info = le32_to_cpu(sas_device_pg0.DeviceInfo); | |
1508 | ||
1509 | sdev_printk(KERN_INFO, sdev, | |
1510 | "atapi(%s), ncq(%s), asyn_notify(%s), smart(%s), fua(%s), " | |
1511 | "sw_preserve(%s)\n", | |
1512 | (device_info & MPI2_SAS_DEVICE_INFO_ATAPI_DEVICE) ? "y" : "n", | |
1513 | (flags & MPI2_SAS_DEVICE0_FLAGS_SATA_NCQ_SUPPORTED) ? "y" : "n", | |
1514 | (flags & MPI2_SAS_DEVICE0_FLAGS_SATA_ASYNCHRONOUS_NOTIFY) ? "y" : | |
1515 | "n", | |
1516 | (flags & MPI2_SAS_DEVICE0_FLAGS_SATA_SMART_SUPPORTED) ? "y" : "n", | |
1517 | (flags & MPI2_SAS_DEVICE0_FLAGS_SATA_FUA_SUPPORTED) ? "y" : "n", | |
1518 | (flags & MPI2_SAS_DEVICE0_FLAGS_SATA_SW_PRESERVE) ? "y" : "n"); | |
1519 | } | |
1520 | ||
1521 | /* | |
1522 | * raid transport support - | |
1523 | * Enabled for SLES11 and newer, in older kernels the driver will panic when | |
1524 | * unloading the driver followed by a load - I beleive that the subroutine | |
1525 | * raid_class_release() is not cleaning up properly. | |
1526 | */ | |
1527 | ||
1528 | /** | |
8a7e4c24 | 1529 | * scsih_is_raid - return boolean indicating device is raid volume |
f92363d1 SR |
1530 | * @dev the device struct object |
1531 | */ | |
8a7e4c24 SR |
1532 | int |
1533 | scsih_is_raid(struct device *dev) | |
f92363d1 SR |
1534 | { |
1535 | struct scsi_device *sdev = to_scsi_device(dev); | |
7786ab6a | 1536 | struct MPT3SAS_ADAPTER *ioc = shost_priv(sdev->host); |
f92363d1 | 1537 | |
7786ab6a SR |
1538 | if (ioc->is_warpdrive) |
1539 | return 0; | |
f92363d1 SR |
1540 | return (sdev->channel == RAID_CHANNEL) ? 1 : 0; |
1541 | } | |
1542 | ||
1543 | /** | |
8a7e4c24 | 1544 | * scsih_get_resync - get raid volume resync percent complete |
f92363d1 SR |
1545 | * @dev the device struct object |
1546 | */ | |
8a7e4c24 SR |
1547 | void |
1548 | scsih_get_resync(struct device *dev) | |
f92363d1 SR |
1549 | { |
1550 | struct scsi_device *sdev = to_scsi_device(dev); | |
1551 | struct MPT3SAS_ADAPTER *ioc = shost_priv(sdev->host); | |
1552 | static struct _raid_device *raid_device; | |
1553 | unsigned long flags; | |
1554 | Mpi2RaidVolPage0_t vol_pg0; | |
1555 | Mpi2ConfigReply_t mpi_reply; | |
1556 | u32 volume_status_flags; | |
1557 | u8 percent_complete; | |
1558 | u16 handle; | |
1559 | ||
1560 | percent_complete = 0; | |
1561 | handle = 0; | |
7786ab6a SR |
1562 | if (ioc->is_warpdrive) |
1563 | goto out; | |
1564 | ||
f92363d1 SR |
1565 | spin_lock_irqsave(&ioc->raid_device_lock, flags); |
1566 | raid_device = _scsih_raid_device_find_by_id(ioc, sdev->id, | |
1567 | sdev->channel); | |
1568 | if (raid_device) { | |
1569 | handle = raid_device->handle; | |
1570 | percent_complete = raid_device->percent_complete; | |
1571 | } | |
1572 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
1573 | ||
1574 | if (!handle) | |
1575 | goto out; | |
1576 | ||
1577 | if (mpt3sas_config_get_raid_volume_pg0(ioc, &mpi_reply, &vol_pg0, | |
1578 | MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, handle, | |
1579 | sizeof(Mpi2RaidVolPage0_t))) { | |
1580 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
1581 | ioc->name, __FILE__, __LINE__, __func__); | |
1582 | percent_complete = 0; | |
1583 | goto out; | |
1584 | } | |
1585 | ||
1586 | volume_status_flags = le32_to_cpu(vol_pg0.VolumeStatusFlags); | |
1587 | if (!(volume_status_flags & | |
1588 | MPI2_RAIDVOL0_STATUS_FLAG_RESYNC_IN_PROGRESS)) | |
1589 | percent_complete = 0; | |
1590 | ||
1591 | out: | |
b130b0d5 SS |
1592 | |
1593 | switch (ioc->hba_mpi_version_belonged) { | |
1594 | case MPI2_VERSION: | |
c84b06a4 | 1595 | raid_set_resync(mpt2sas_raid_template, dev, percent_complete); |
b130b0d5 SS |
1596 | break; |
1597 | case MPI25_VERSION: | |
1598 | case MPI26_VERSION: | |
c84b06a4 | 1599 | raid_set_resync(mpt3sas_raid_template, dev, percent_complete); |
b130b0d5 SS |
1600 | break; |
1601 | } | |
f92363d1 SR |
1602 | } |
1603 | ||
1604 | /** | |
8a7e4c24 | 1605 | * scsih_get_state - get raid volume level |
f92363d1 SR |
1606 | * @dev the device struct object |
1607 | */ | |
8a7e4c24 SR |
1608 | void |
1609 | scsih_get_state(struct device *dev) | |
f92363d1 SR |
1610 | { |
1611 | struct scsi_device *sdev = to_scsi_device(dev); | |
1612 | struct MPT3SAS_ADAPTER *ioc = shost_priv(sdev->host); | |
1613 | static struct _raid_device *raid_device; | |
1614 | unsigned long flags; | |
1615 | Mpi2RaidVolPage0_t vol_pg0; | |
1616 | Mpi2ConfigReply_t mpi_reply; | |
1617 | u32 volstate; | |
1618 | enum raid_state state = RAID_STATE_UNKNOWN; | |
1619 | u16 handle = 0; | |
1620 | ||
1621 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
1622 | raid_device = _scsih_raid_device_find_by_id(ioc, sdev->id, | |
1623 | sdev->channel); | |
1624 | if (raid_device) | |
1625 | handle = raid_device->handle; | |
1626 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
1627 | ||
1628 | if (!raid_device) | |
1629 | goto out; | |
1630 | ||
1631 | if (mpt3sas_config_get_raid_volume_pg0(ioc, &mpi_reply, &vol_pg0, | |
1632 | MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, handle, | |
1633 | sizeof(Mpi2RaidVolPage0_t))) { | |
1634 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
1635 | ioc->name, __FILE__, __LINE__, __func__); | |
1636 | goto out; | |
1637 | } | |
1638 | ||
1639 | volstate = le32_to_cpu(vol_pg0.VolumeStatusFlags); | |
1640 | if (volstate & MPI2_RAIDVOL0_STATUS_FLAG_RESYNC_IN_PROGRESS) { | |
1641 | state = RAID_STATE_RESYNCING; | |
1642 | goto out; | |
1643 | } | |
1644 | ||
1645 | switch (vol_pg0.VolumeState) { | |
1646 | case MPI2_RAID_VOL_STATE_OPTIMAL: | |
1647 | case MPI2_RAID_VOL_STATE_ONLINE: | |
1648 | state = RAID_STATE_ACTIVE; | |
1649 | break; | |
1650 | case MPI2_RAID_VOL_STATE_DEGRADED: | |
1651 | state = RAID_STATE_DEGRADED; | |
1652 | break; | |
1653 | case MPI2_RAID_VOL_STATE_FAILED: | |
1654 | case MPI2_RAID_VOL_STATE_MISSING: | |
1655 | state = RAID_STATE_OFFLINE; | |
1656 | break; | |
1657 | } | |
1658 | out: | |
b130b0d5 SS |
1659 | switch (ioc->hba_mpi_version_belonged) { |
1660 | case MPI2_VERSION: | |
c84b06a4 | 1661 | raid_set_state(mpt2sas_raid_template, dev, state); |
b130b0d5 SS |
1662 | break; |
1663 | case MPI25_VERSION: | |
1664 | case MPI26_VERSION: | |
c84b06a4 | 1665 | raid_set_state(mpt3sas_raid_template, dev, state); |
b130b0d5 SS |
1666 | break; |
1667 | } | |
f92363d1 SR |
1668 | } |
1669 | ||
1670 | /** | |
1671 | * _scsih_set_level - set raid level | |
1672 | * @sdev: scsi device struct | |
1673 | * @volume_type: volume type | |
1674 | */ | |
1675 | static void | |
c84b06a4 SR |
1676 | _scsih_set_level(struct MPT3SAS_ADAPTER *ioc, |
1677 | struct scsi_device *sdev, u8 volume_type) | |
f92363d1 SR |
1678 | { |
1679 | enum raid_level level = RAID_LEVEL_UNKNOWN; | |
1680 | ||
1681 | switch (volume_type) { | |
1682 | case MPI2_RAID_VOL_TYPE_RAID0: | |
1683 | level = RAID_LEVEL_0; | |
1684 | break; | |
1685 | case MPI2_RAID_VOL_TYPE_RAID10: | |
1686 | level = RAID_LEVEL_10; | |
1687 | break; | |
1688 | case MPI2_RAID_VOL_TYPE_RAID1E: | |
1689 | level = RAID_LEVEL_1E; | |
1690 | break; | |
1691 | case MPI2_RAID_VOL_TYPE_RAID1: | |
1692 | level = RAID_LEVEL_1; | |
1693 | break; | |
1694 | } | |
1695 | ||
b130b0d5 SS |
1696 | switch (ioc->hba_mpi_version_belonged) { |
1697 | case MPI2_VERSION: | |
c84b06a4 | 1698 | raid_set_level(mpt2sas_raid_template, |
b130b0d5 SS |
1699 | &sdev->sdev_gendev, level); |
1700 | break; | |
1701 | case MPI25_VERSION: | |
1702 | case MPI26_VERSION: | |
c84b06a4 | 1703 | raid_set_level(mpt3sas_raid_template, |
b130b0d5 SS |
1704 | &sdev->sdev_gendev, level); |
1705 | break; | |
1706 | } | |
f92363d1 SR |
1707 | } |
1708 | ||
1709 | ||
1710 | /** | |
1711 | * _scsih_get_volume_capabilities - volume capabilities | |
1712 | * @ioc: per adapter object | |
1713 | * @sas_device: the raid_device object | |
1714 | * | |
1715 | * Returns 0 for success, else 1 | |
1716 | */ | |
1717 | static int | |
1718 | _scsih_get_volume_capabilities(struct MPT3SAS_ADAPTER *ioc, | |
1719 | struct _raid_device *raid_device) | |
1720 | { | |
1721 | Mpi2RaidVolPage0_t *vol_pg0; | |
1722 | Mpi2RaidPhysDiskPage0_t pd_pg0; | |
1723 | Mpi2SasDevicePage0_t sas_device_pg0; | |
1724 | Mpi2ConfigReply_t mpi_reply; | |
1725 | u16 sz; | |
1726 | u8 num_pds; | |
1727 | ||
1728 | if ((mpt3sas_config_get_number_pds(ioc, raid_device->handle, | |
1729 | &num_pds)) || !num_pds) { | |
1730 | dfailprintk(ioc, pr_warn(MPT3SAS_FMT | |
1731 | "failure at %s:%d/%s()!\n", ioc->name, __FILE__, __LINE__, | |
1732 | __func__)); | |
1733 | return 1; | |
1734 | } | |
1735 | ||
1736 | raid_device->num_pds = num_pds; | |
1737 | sz = offsetof(Mpi2RaidVolPage0_t, PhysDisk) + (num_pds * | |
1738 | sizeof(Mpi2RaidVol0PhysDisk_t)); | |
1739 | vol_pg0 = kzalloc(sz, GFP_KERNEL); | |
1740 | if (!vol_pg0) { | |
1741 | dfailprintk(ioc, pr_warn(MPT3SAS_FMT | |
1742 | "failure at %s:%d/%s()!\n", ioc->name, __FILE__, __LINE__, | |
1743 | __func__)); | |
1744 | return 1; | |
1745 | } | |
1746 | ||
1747 | if ((mpt3sas_config_get_raid_volume_pg0(ioc, &mpi_reply, vol_pg0, | |
1748 | MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, raid_device->handle, sz))) { | |
1749 | dfailprintk(ioc, pr_warn(MPT3SAS_FMT | |
1750 | "failure at %s:%d/%s()!\n", ioc->name, __FILE__, __LINE__, | |
1751 | __func__)); | |
1752 | kfree(vol_pg0); | |
1753 | return 1; | |
1754 | } | |
1755 | ||
1756 | raid_device->volume_type = vol_pg0->VolumeType; | |
1757 | ||
1758 | /* figure out what the underlying devices are by | |
1759 | * obtaining the device_info bits for the 1st device | |
1760 | */ | |
1761 | if (!(mpt3sas_config_get_phys_disk_pg0(ioc, &mpi_reply, | |
1762 | &pd_pg0, MPI2_PHYSDISK_PGAD_FORM_PHYSDISKNUM, | |
1763 | vol_pg0->PhysDisk[0].PhysDiskNum))) { | |
1764 | if (!(mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, | |
1765 | &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, | |
1766 | le16_to_cpu(pd_pg0.DevHandle)))) { | |
1767 | raid_device->device_info = | |
1768 | le32_to_cpu(sas_device_pg0.DeviceInfo); | |
1769 | } | |
1770 | } | |
1771 | ||
1772 | kfree(vol_pg0); | |
1773 | return 0; | |
1774 | } | |
1775 | ||
f92363d1 SR |
1776 | /** |
1777 | * _scsih_enable_tlr - setting TLR flags | |
1778 | * @ioc: per adapter object | |
1779 | * @sdev: scsi device struct | |
1780 | * | |
1781 | * Enabling Transaction Layer Retries for tape devices when | |
1782 | * vpd page 0x90 is present | |
1783 | * | |
1784 | */ | |
1785 | static void | |
1786 | _scsih_enable_tlr(struct MPT3SAS_ADAPTER *ioc, struct scsi_device *sdev) | |
1787 | { | |
1788 | ||
1789 | /* only for TAPE */ | |
1790 | if (sdev->type != TYPE_TAPE) | |
1791 | return; | |
1792 | ||
1793 | if (!(ioc->facts.IOCCapabilities & MPI2_IOCFACTS_CAPABILITY_TLR)) | |
1794 | return; | |
1795 | ||
1796 | sas_enable_tlr(sdev); | |
1797 | sdev_printk(KERN_INFO, sdev, "TLR %s\n", | |
1798 | sas_is_tlr_enabled(sdev) ? "Enabled" : "Disabled"); | |
1799 | return; | |
1800 | ||
1801 | } | |
1802 | ||
1803 | /** | |
8a7e4c24 | 1804 | * scsih_slave_configure - device configure routine. |
f92363d1 SR |
1805 | * @sdev: scsi device struct |
1806 | * | |
1807 | * Returns 0 if ok. Any other return is assumed to be an error and | |
1808 | * the device is ignored. | |
1809 | */ | |
8a7e4c24 SR |
1810 | int |
1811 | scsih_slave_configure(struct scsi_device *sdev) | |
f92363d1 SR |
1812 | { |
1813 | struct Scsi_Host *shost = sdev->host; | |
1814 | struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); | |
1815 | struct MPT3SAS_DEVICE *sas_device_priv_data; | |
1816 | struct MPT3SAS_TARGET *sas_target_priv_data; | |
1817 | struct _sas_device *sas_device; | |
1818 | struct _raid_device *raid_device; | |
1819 | unsigned long flags; | |
1820 | int qdepth; | |
1821 | u8 ssp_target = 0; | |
1822 | char *ds = ""; | |
1823 | char *r_level = ""; | |
1824 | u16 handle, volume_handle = 0; | |
1825 | u64 volume_wwid = 0; | |
1826 | ||
1827 | qdepth = 1; | |
1828 | sas_device_priv_data = sdev->hostdata; | |
1829 | sas_device_priv_data->configured_lun = 1; | |
1830 | sas_device_priv_data->flags &= ~MPT_DEVICE_FLAGS_INIT; | |
1831 | sas_target_priv_data = sas_device_priv_data->sas_target; | |
1832 | handle = sas_target_priv_data->handle; | |
1833 | ||
1834 | /* raid volume handling */ | |
1835 | if (sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME) { | |
1836 | ||
1837 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
c84b06a4 | 1838 | raid_device = mpt3sas_raid_device_find_by_handle(ioc, handle); |
f92363d1 SR |
1839 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); |
1840 | if (!raid_device) { | |
1841 | dfailprintk(ioc, pr_warn(MPT3SAS_FMT | |
1842 | "failure at %s:%d/%s()!\n", ioc->name, __FILE__, | |
1843 | __LINE__, __func__)); | |
1844 | return 1; | |
1845 | } | |
1846 | ||
1847 | if (_scsih_get_volume_capabilities(ioc, raid_device)) { | |
1848 | dfailprintk(ioc, pr_warn(MPT3SAS_FMT | |
1849 | "failure at %s:%d/%s()!\n", ioc->name, __FILE__, | |
1850 | __LINE__, __func__)); | |
1851 | return 1; | |
1852 | } | |
1853 | ||
7786ab6a SR |
1854 | /* |
1855 | * WARPDRIVE: Initialize the required data for Direct IO | |
1856 | */ | |
c84b06a4 | 1857 | mpt3sas_init_warpdrive_properties(ioc, raid_device); |
f92363d1 SR |
1858 | |
1859 | /* RAID Queue Depth Support | |
1860 | * IS volume = underlying qdepth of drive type, either | |
1861 | * MPT3SAS_SAS_QUEUE_DEPTH or MPT3SAS_SATA_QUEUE_DEPTH | |
1862 | * IM/IME/R10 = 128 (MPT3SAS_RAID_QUEUE_DEPTH) | |
1863 | */ | |
1864 | if (raid_device->device_info & | |
1865 | MPI2_SAS_DEVICE_INFO_SSP_TARGET) { | |
1866 | qdepth = MPT3SAS_SAS_QUEUE_DEPTH; | |
1867 | ds = "SSP"; | |
1868 | } else { | |
1869 | qdepth = MPT3SAS_SATA_QUEUE_DEPTH; | |
1870 | if (raid_device->device_info & | |
1871 | MPI2_SAS_DEVICE_INFO_SATA_DEVICE) | |
1872 | ds = "SATA"; | |
1873 | else | |
1874 | ds = "STP"; | |
1875 | } | |
1876 | ||
1877 | switch (raid_device->volume_type) { | |
1878 | case MPI2_RAID_VOL_TYPE_RAID0: | |
1879 | r_level = "RAID0"; | |
1880 | break; | |
1881 | case MPI2_RAID_VOL_TYPE_RAID1E: | |
1882 | qdepth = MPT3SAS_RAID_QUEUE_DEPTH; | |
1883 | if (ioc->manu_pg10.OEMIdentifier && | |
1884 | (le32_to_cpu(ioc->manu_pg10.GenericFlags0) & | |
1885 | MFG10_GF0_R10_DISPLAY) && | |
1886 | !(raid_device->num_pds % 2)) | |
1887 | r_level = "RAID10"; | |
1888 | else | |
1889 | r_level = "RAID1E"; | |
1890 | break; | |
1891 | case MPI2_RAID_VOL_TYPE_RAID1: | |
1892 | qdepth = MPT3SAS_RAID_QUEUE_DEPTH; | |
1893 | r_level = "RAID1"; | |
1894 | break; | |
1895 | case MPI2_RAID_VOL_TYPE_RAID10: | |
1896 | qdepth = MPT3SAS_RAID_QUEUE_DEPTH; | |
1897 | r_level = "RAID10"; | |
1898 | break; | |
1899 | case MPI2_RAID_VOL_TYPE_UNKNOWN: | |
1900 | default: | |
1901 | qdepth = MPT3SAS_RAID_QUEUE_DEPTH; | |
1902 | r_level = "RAIDX"; | |
1903 | break; | |
1904 | } | |
1905 | ||
7786ab6a SR |
1906 | if (!ioc->hide_ir_msg) |
1907 | sdev_printk(KERN_INFO, sdev, | |
1908 | "%s: handle(0x%04x), wwid(0x%016llx)," | |
1909 | " pd_count(%d), type(%s)\n", | |
1910 | r_level, raid_device->handle, | |
1911 | (unsigned long long)raid_device->wwid, | |
1912 | raid_device->num_pds, ds); | |
f92363d1 | 1913 | |
8a7e4c24 | 1914 | scsih_change_queue_depth(sdev, qdepth); |
f92363d1 | 1915 | |
7786ab6a SR |
1916 | /* raid transport support */ |
1917 | if (!ioc->is_warpdrive) | |
c84b06a4 | 1918 | _scsih_set_level(ioc, sdev, raid_device->volume_type); |
f92363d1 SR |
1919 | return 0; |
1920 | } | |
1921 | ||
1922 | /* non-raid handling */ | |
1923 | if (sas_target_priv_data->flags & MPT_TARGET_FLAGS_RAID_COMPONENT) { | |
1924 | if (mpt3sas_config_get_volume_handle(ioc, handle, | |
1925 | &volume_handle)) { | |
1926 | dfailprintk(ioc, pr_warn(MPT3SAS_FMT | |
1927 | "failure at %s:%d/%s()!\n", ioc->name, | |
1928 | __FILE__, __LINE__, __func__)); | |
1929 | return 1; | |
1930 | } | |
1931 | if (volume_handle && mpt3sas_config_get_volume_wwid(ioc, | |
1932 | volume_handle, &volume_wwid)) { | |
1933 | dfailprintk(ioc, pr_warn(MPT3SAS_FMT | |
1934 | "failure at %s:%d/%s()!\n", ioc->name, | |
1935 | __FILE__, __LINE__, __func__)); | |
1936 | return 1; | |
1937 | } | |
1938 | } | |
1939 | ||
1940 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
d1cb5e49 | 1941 | sas_device = __mpt3sas_get_sdev_by_addr(ioc, |
f92363d1 SR |
1942 | sas_device_priv_data->sas_target->sas_address); |
1943 | if (!sas_device) { | |
1944 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
1945 | dfailprintk(ioc, pr_warn(MPT3SAS_FMT | |
1946 | "failure at %s:%d/%s()!\n", ioc->name, __FILE__, __LINE__, | |
1947 | __func__)); | |
1948 | return 1; | |
1949 | } | |
1950 | ||
1951 | sas_device->volume_handle = volume_handle; | |
1952 | sas_device->volume_wwid = volume_wwid; | |
1953 | if (sas_device->device_info & MPI2_SAS_DEVICE_INFO_SSP_TARGET) { | |
1954 | qdepth = MPT3SAS_SAS_QUEUE_DEPTH; | |
1955 | ssp_target = 1; | |
1956 | ds = "SSP"; | |
1957 | } else { | |
1958 | qdepth = MPT3SAS_SATA_QUEUE_DEPTH; | |
1959 | if (sas_device->device_info & MPI2_SAS_DEVICE_INFO_STP_TARGET) | |
1960 | ds = "STP"; | |
1961 | else if (sas_device->device_info & | |
1962 | MPI2_SAS_DEVICE_INFO_SATA_DEVICE) | |
1963 | ds = "SATA"; | |
1964 | } | |
1965 | ||
1966 | sdev_printk(KERN_INFO, sdev, "%s: handle(0x%04x), " \ | |
1967 | "sas_addr(0x%016llx), phy(%d), device_name(0x%016llx)\n", | |
1968 | ds, handle, (unsigned long long)sas_device->sas_address, | |
1969 | sas_device->phy, (unsigned long long)sas_device->device_name); | |
e6d45e3e SR |
1970 | if (sas_device->enclosure_handle != 0) |
1971 | sdev_printk(KERN_INFO, sdev, | |
1972 | "%s: enclosure_logical_id(0x%016llx), slot(%d)\n", | |
1973 | ds, (unsigned long long) | |
1974 | sas_device->enclosure_logical_id, sas_device->slot); | |
1975 | if (sas_device->connector_name[0] != '\0') | |
1976 | sdev_printk(KERN_INFO, sdev, | |
1977 | "%s: enclosure level(0x%04x), connector name( %s)\n", | |
1978 | ds, sas_device->enclosure_level, | |
1979 | sas_device->connector_name); | |
f92363d1 | 1980 | |
d1cb5e49 | 1981 | sas_device_put(sas_device); |
f92363d1 SR |
1982 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
1983 | ||
1984 | if (!ssp_target) | |
1985 | _scsih_display_sata_capabilities(ioc, handle, sdev); | |
1986 | ||
1987 | ||
8a7e4c24 | 1988 | scsih_change_queue_depth(sdev, qdepth); |
f92363d1 SR |
1989 | |
1990 | if (ssp_target) { | |
1991 | sas_read_port_mode_page(sdev); | |
1992 | _scsih_enable_tlr(ioc, sdev); | |
1993 | } | |
1994 | ||
1995 | return 0; | |
1996 | } | |
1997 | ||
1998 | /** | |
8a7e4c24 | 1999 | * scsih_bios_param - fetch head, sector, cylinder info for a disk |
f92363d1 SR |
2000 | * @sdev: scsi device struct |
2001 | * @bdev: pointer to block device context | |
2002 | * @capacity: device size (in 512 byte sectors) | |
2003 | * @params: three element array to place output: | |
2004 | * params[0] number of heads (max 255) | |
2005 | * params[1] number of sectors (max 63) | |
2006 | * params[2] number of cylinders | |
2007 | * | |
2008 | * Return nothing. | |
2009 | */ | |
8a7e4c24 SR |
2010 | int |
2011 | scsih_bios_param(struct scsi_device *sdev, struct block_device *bdev, | |
f92363d1 SR |
2012 | sector_t capacity, int params[]) |
2013 | { | |
2014 | int heads; | |
2015 | int sectors; | |
2016 | sector_t cylinders; | |
2017 | ulong dummy; | |
2018 | ||
2019 | heads = 64; | |
2020 | sectors = 32; | |
2021 | ||
2022 | dummy = heads * sectors; | |
2023 | cylinders = capacity; | |
2024 | sector_div(cylinders, dummy); | |
2025 | ||
2026 | /* | |
2027 | * Handle extended translation size for logical drives | |
2028 | * > 1Gb | |
2029 | */ | |
2030 | if ((ulong)capacity >= 0x200000) { | |
2031 | heads = 255; | |
2032 | sectors = 63; | |
2033 | dummy = heads * sectors; | |
2034 | cylinders = capacity; | |
2035 | sector_div(cylinders, dummy); | |
2036 | } | |
2037 | ||
2038 | /* return result */ | |
2039 | params[0] = heads; | |
2040 | params[1] = sectors; | |
2041 | params[2] = cylinders; | |
2042 | ||
2043 | return 0; | |
2044 | } | |
2045 | ||
2046 | /** | |
2047 | * _scsih_response_code - translation of device response code | |
2048 | * @ioc: per adapter object | |
2049 | * @response_code: response code returned by the device | |
2050 | * | |
2051 | * Return nothing. | |
2052 | */ | |
2053 | static void | |
2054 | _scsih_response_code(struct MPT3SAS_ADAPTER *ioc, u8 response_code) | |
2055 | { | |
2056 | char *desc; | |
2057 | ||
2058 | switch (response_code) { | |
2059 | case MPI2_SCSITASKMGMT_RSP_TM_COMPLETE: | |
2060 | desc = "task management request completed"; | |
2061 | break; | |
2062 | case MPI2_SCSITASKMGMT_RSP_INVALID_FRAME: | |
2063 | desc = "invalid frame"; | |
2064 | break; | |
2065 | case MPI2_SCSITASKMGMT_RSP_TM_NOT_SUPPORTED: | |
2066 | desc = "task management request not supported"; | |
2067 | break; | |
2068 | case MPI2_SCSITASKMGMT_RSP_TM_FAILED: | |
2069 | desc = "task management request failed"; | |
2070 | break; | |
2071 | case MPI2_SCSITASKMGMT_RSP_TM_SUCCEEDED: | |
2072 | desc = "task management request succeeded"; | |
2073 | break; | |
2074 | case MPI2_SCSITASKMGMT_RSP_TM_INVALID_LUN: | |
2075 | desc = "invalid lun"; | |
2076 | break; | |
2077 | case 0xA: | |
2078 | desc = "overlapped tag attempted"; | |
2079 | break; | |
2080 | case MPI2_SCSITASKMGMT_RSP_IO_QUEUED_ON_IOC: | |
2081 | desc = "task queued, however not sent to target"; | |
2082 | break; | |
2083 | default: | |
2084 | desc = "unknown"; | |
2085 | break; | |
2086 | } | |
2087 | pr_warn(MPT3SAS_FMT "response_code(0x%01x): %s\n", | |
2088 | ioc->name, response_code, desc); | |
2089 | } | |
2090 | ||
2091 | /** | |
2092 | * _scsih_tm_done - tm completion routine | |
2093 | * @ioc: per adapter object | |
2094 | * @smid: system request message index | |
2095 | * @msix_index: MSIX table index supplied by the OS | |
2096 | * @reply: reply message frame(lower 32bit addr) | |
2097 | * Context: none. | |
2098 | * | |
2099 | * The callback handler when using scsih_issue_tm. | |
2100 | * | |
2101 | * Return 1 meaning mf should be freed from _base_interrupt | |
2102 | * 0 means the mf is freed from this function. | |
2103 | */ | |
2104 | static u8 | |
2105 | _scsih_tm_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply) | |
2106 | { | |
2107 | MPI2DefaultReply_t *mpi_reply; | |
2108 | ||
2109 | if (ioc->tm_cmds.status == MPT3_CMD_NOT_USED) | |
2110 | return 1; | |
2111 | if (ioc->tm_cmds.smid != smid) | |
2112 | return 1; | |
2113 | mpt3sas_base_flush_reply_queues(ioc); | |
2114 | ioc->tm_cmds.status |= MPT3_CMD_COMPLETE; | |
2115 | mpi_reply = mpt3sas_base_get_reply_virt_addr(ioc, reply); | |
2116 | if (mpi_reply) { | |
2117 | memcpy(ioc->tm_cmds.reply, mpi_reply, mpi_reply->MsgLength*4); | |
2118 | ioc->tm_cmds.status |= MPT3_CMD_REPLY_VALID; | |
2119 | } | |
2120 | ioc->tm_cmds.status &= ~MPT3_CMD_PENDING; | |
2121 | complete(&ioc->tm_cmds.done); | |
2122 | return 1; | |
2123 | } | |
2124 | ||
2125 | /** | |
2126 | * mpt3sas_scsih_set_tm_flag - set per target tm_busy | |
2127 | * @ioc: per adapter object | |
2128 | * @handle: device handle | |
2129 | * | |
2130 | * During taskmangement request, we need to freeze the device queue. | |
2131 | */ | |
2132 | void | |
2133 | mpt3sas_scsih_set_tm_flag(struct MPT3SAS_ADAPTER *ioc, u16 handle) | |
2134 | { | |
2135 | struct MPT3SAS_DEVICE *sas_device_priv_data; | |
2136 | struct scsi_device *sdev; | |
2137 | u8 skip = 0; | |
2138 | ||
2139 | shost_for_each_device(sdev, ioc->shost) { | |
2140 | if (skip) | |
2141 | continue; | |
2142 | sas_device_priv_data = sdev->hostdata; | |
2143 | if (!sas_device_priv_data) | |
2144 | continue; | |
2145 | if (sas_device_priv_data->sas_target->handle == handle) { | |
2146 | sas_device_priv_data->sas_target->tm_busy = 1; | |
2147 | skip = 1; | |
2148 | ioc->ignore_loginfos = 1; | |
2149 | } | |
2150 | } | |
2151 | } | |
2152 | ||
2153 | /** | |
2154 | * mpt3sas_scsih_clear_tm_flag - clear per target tm_busy | |
2155 | * @ioc: per adapter object | |
2156 | * @handle: device handle | |
2157 | * | |
2158 | * During taskmangement request, we need to freeze the device queue. | |
2159 | */ | |
2160 | void | |
2161 | mpt3sas_scsih_clear_tm_flag(struct MPT3SAS_ADAPTER *ioc, u16 handle) | |
2162 | { | |
2163 | struct MPT3SAS_DEVICE *sas_device_priv_data; | |
2164 | struct scsi_device *sdev; | |
2165 | u8 skip = 0; | |
2166 | ||
2167 | shost_for_each_device(sdev, ioc->shost) { | |
2168 | if (skip) | |
2169 | continue; | |
2170 | sas_device_priv_data = sdev->hostdata; | |
2171 | if (!sas_device_priv_data) | |
2172 | continue; | |
2173 | if (sas_device_priv_data->sas_target->handle == handle) { | |
2174 | sas_device_priv_data->sas_target->tm_busy = 0; | |
2175 | skip = 1; | |
2176 | ioc->ignore_loginfos = 0; | |
2177 | } | |
2178 | } | |
2179 | } | |
2180 | ||
2181 | /** | |
2182 | * mpt3sas_scsih_issue_tm - main routine for sending tm requests | |
2183 | * @ioc: per adapter struct | |
2184 | * @device_handle: device handle | |
2185 | * @channel: the channel assigned by the OS | |
2186 | * @id: the id assigned by the OS | |
2187 | * @lun: lun number | |
2188 | * @type: MPI2_SCSITASKMGMT_TASKTYPE__XXX (defined in mpi2_init.h) | |
2189 | * @smid_task: smid assigned to the task | |
2190 | * @timeout: timeout in seconds | |
f92363d1 SR |
2191 | * @m_type: TM_MUTEX_ON or TM_MUTEX_OFF |
2192 | * Context: user | |
2193 | * | |
2194 | * A generic API for sending task management requests to firmware. | |
2195 | * | |
2196 | * The callback index is set inside `ioc->tm_cb_idx`. | |
2197 | * | |
2198 | * Return SUCCESS or FAILED. | |
2199 | */ | |
2200 | int | |
2201 | mpt3sas_scsih_issue_tm(struct MPT3SAS_ADAPTER *ioc, u16 handle, uint channel, | |
2202 | uint id, uint lun, u8 type, u16 smid_task, ulong timeout, | |
c62e46de | 2203 | enum mutex_type m_type) |
f92363d1 SR |
2204 | { |
2205 | Mpi2SCSITaskManagementRequest_t *mpi_request; | |
2206 | Mpi2SCSITaskManagementReply_t *mpi_reply; | |
2207 | u16 smid = 0; | |
2208 | u32 ioc_state; | |
2209 | unsigned long timeleft; | |
2210 | struct scsiio_tracker *scsi_lookup = NULL; | |
2211 | int rc; | |
2212 | ||
2213 | if (m_type == TM_MUTEX_ON) | |
2214 | mutex_lock(&ioc->tm_cmds.mutex); | |
2215 | if (ioc->tm_cmds.status != MPT3_CMD_NOT_USED) { | |
2216 | pr_info(MPT3SAS_FMT "%s: tm_cmd busy!!!\n", | |
2217 | __func__, ioc->name); | |
2218 | rc = FAILED; | |
2219 | goto err_out; | |
2220 | } | |
2221 | ||
2222 | if (ioc->shost_recovery || ioc->remove_host || | |
2223 | ioc->pci_error_recovery) { | |
2224 | pr_info(MPT3SAS_FMT "%s: host reset in progress!\n", | |
2225 | __func__, ioc->name); | |
2226 | rc = FAILED; | |
2227 | goto err_out; | |
2228 | } | |
2229 | ||
2230 | ioc_state = mpt3sas_base_get_iocstate(ioc, 0); | |
2231 | if (ioc_state & MPI2_DOORBELL_USED) { | |
2232 | dhsprintk(ioc, pr_info(MPT3SAS_FMT | |
2233 | "unexpected doorbell active!\n", ioc->name)); | |
2234 | rc = mpt3sas_base_hard_reset_handler(ioc, CAN_SLEEP, | |
2235 | FORCE_BIG_HAMMER); | |
2236 | rc = (!rc) ? SUCCESS : FAILED; | |
2237 | goto err_out; | |
2238 | } | |
2239 | ||
2240 | if ((ioc_state & MPI2_IOC_STATE_MASK) == MPI2_IOC_STATE_FAULT) { | |
2241 | mpt3sas_base_fault_info(ioc, ioc_state & | |
2242 | MPI2_DOORBELL_DATA_MASK); | |
2243 | rc = mpt3sas_base_hard_reset_handler(ioc, CAN_SLEEP, | |
2244 | FORCE_BIG_HAMMER); | |
2245 | rc = (!rc) ? SUCCESS : FAILED; | |
2246 | goto err_out; | |
2247 | } | |
2248 | ||
2249 | smid = mpt3sas_base_get_smid_hpr(ioc, ioc->tm_cb_idx); | |
2250 | if (!smid) { | |
2251 | pr_err(MPT3SAS_FMT "%s: failed obtaining a smid\n", | |
2252 | ioc->name, __func__); | |
2253 | rc = FAILED; | |
2254 | goto err_out; | |
2255 | } | |
2256 | ||
2257 | if (type == MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK) | |
2258 | scsi_lookup = &ioc->scsi_lookup[smid_task - 1]; | |
2259 | ||
2260 | dtmprintk(ioc, pr_info(MPT3SAS_FMT | |
2261 | "sending tm: handle(0x%04x), task_type(0x%02x), smid(%d)\n", | |
2262 | ioc->name, handle, type, smid_task)); | |
2263 | ioc->tm_cmds.status = MPT3_CMD_PENDING; | |
2264 | mpi_request = mpt3sas_base_get_msg_frame(ioc, smid); | |
2265 | ioc->tm_cmds.smid = smid; | |
2266 | memset(mpi_request, 0, sizeof(Mpi2SCSITaskManagementRequest_t)); | |
2267 | memset(ioc->tm_cmds.reply, 0, sizeof(Mpi2SCSITaskManagementReply_t)); | |
2268 | mpi_request->Function = MPI2_FUNCTION_SCSI_TASK_MGMT; | |
2269 | mpi_request->DevHandle = cpu_to_le16(handle); | |
2270 | mpi_request->TaskType = type; | |
2271 | mpi_request->TaskMID = cpu_to_le16(smid_task); | |
2272 | int_to_scsilun(lun, (struct scsi_lun *)mpi_request->LUN); | |
2273 | mpt3sas_scsih_set_tm_flag(ioc, handle); | |
2274 | init_completion(&ioc->tm_cmds.done); | |
2275 | mpt3sas_base_put_smid_hi_priority(ioc, smid); | |
2276 | timeleft = wait_for_completion_timeout(&ioc->tm_cmds.done, timeout*HZ); | |
2277 | if (!(ioc->tm_cmds.status & MPT3_CMD_COMPLETE)) { | |
2278 | pr_err(MPT3SAS_FMT "%s: timeout\n", | |
2279 | ioc->name, __func__); | |
2280 | _debug_dump_mf(mpi_request, | |
2281 | sizeof(Mpi2SCSITaskManagementRequest_t)/4); | |
2282 | if (!(ioc->tm_cmds.status & MPT3_CMD_RESET)) { | |
2283 | rc = mpt3sas_base_hard_reset_handler(ioc, CAN_SLEEP, | |
2284 | FORCE_BIG_HAMMER); | |
2285 | rc = (!rc) ? SUCCESS : FAILED; | |
2286 | ioc->tm_cmds.status = MPT3_CMD_NOT_USED; | |
2287 | mpt3sas_scsih_clear_tm_flag(ioc, handle); | |
2288 | goto err_out; | |
2289 | } | |
2290 | } | |
2291 | ||
2292 | if (ioc->tm_cmds.status & MPT3_CMD_REPLY_VALID) { | |
2293 | mpt3sas_trigger_master(ioc, MASTER_TRIGGER_TASK_MANAGMENT); | |
2294 | mpi_reply = ioc->tm_cmds.reply; | |
2295 | dtmprintk(ioc, pr_info(MPT3SAS_FMT "complete tm: " \ | |
2296 | "ioc_status(0x%04x), loginfo(0x%08x), term_count(0x%08x)\n", | |
2297 | ioc->name, le16_to_cpu(mpi_reply->IOCStatus), | |
2298 | le32_to_cpu(mpi_reply->IOCLogInfo), | |
2299 | le32_to_cpu(mpi_reply->TerminationCount))); | |
2300 | if (ioc->logging_level & MPT_DEBUG_TM) { | |
2301 | _scsih_response_code(ioc, mpi_reply->ResponseCode); | |
2302 | if (mpi_reply->IOCStatus) | |
2303 | _debug_dump_mf(mpi_request, | |
2304 | sizeof(Mpi2SCSITaskManagementRequest_t)/4); | |
2305 | } | |
2306 | } | |
2307 | ||
2308 | switch (type) { | |
2309 | case MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK: | |
2310 | rc = SUCCESS; | |
2311 | if (scsi_lookup->scmd == NULL) | |
2312 | break; | |
2313 | rc = FAILED; | |
2314 | break; | |
2315 | ||
2316 | case MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET: | |
2317 | if (_scsih_scsi_lookup_find_by_target(ioc, id, channel)) | |
2318 | rc = FAILED; | |
2319 | else | |
2320 | rc = SUCCESS; | |
2321 | break; | |
2322 | case MPI2_SCSITASKMGMT_TASKTYPE_ABRT_TASK_SET: | |
2323 | case MPI2_SCSITASKMGMT_TASKTYPE_LOGICAL_UNIT_RESET: | |
2324 | if (_scsih_scsi_lookup_find_by_lun(ioc, id, lun, channel)) | |
2325 | rc = FAILED; | |
2326 | else | |
2327 | rc = SUCCESS; | |
2328 | break; | |
2329 | case MPI2_SCSITASKMGMT_TASKTYPE_QUERY_TASK: | |
2330 | rc = SUCCESS; | |
2331 | break; | |
2332 | default: | |
2333 | rc = FAILED; | |
2334 | break; | |
2335 | } | |
2336 | ||
2337 | mpt3sas_scsih_clear_tm_flag(ioc, handle); | |
2338 | ioc->tm_cmds.status = MPT3_CMD_NOT_USED; | |
2339 | if (m_type == TM_MUTEX_ON) | |
2340 | mutex_unlock(&ioc->tm_cmds.mutex); | |
2341 | ||
2342 | return rc; | |
2343 | ||
2344 | err_out: | |
2345 | if (m_type == TM_MUTEX_ON) | |
2346 | mutex_unlock(&ioc->tm_cmds.mutex); | |
2347 | return rc; | |
2348 | } | |
2349 | ||
2350 | /** | |
2351 | * _scsih_tm_display_info - displays info about the device | |
2352 | * @ioc: per adapter struct | |
2353 | * @scmd: pointer to scsi command object | |
2354 | * | |
2355 | * Called by task management callback handlers. | |
2356 | */ | |
2357 | static void | |
2358 | _scsih_tm_display_info(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd) | |
2359 | { | |
2360 | struct scsi_target *starget = scmd->device->sdev_target; | |
2361 | struct MPT3SAS_TARGET *priv_target = starget->hostdata; | |
2362 | struct _sas_device *sas_device = NULL; | |
2363 | unsigned long flags; | |
2364 | char *device_str = NULL; | |
2365 | ||
2366 | if (!priv_target) | |
2367 | return; | |
7786ab6a SR |
2368 | if (ioc->hide_ir_msg) |
2369 | device_str = "WarpDrive"; | |
2370 | else | |
2371 | device_str = "volume"; | |
f92363d1 SR |
2372 | |
2373 | scsi_print_command(scmd); | |
2374 | if (priv_target->flags & MPT_TARGET_FLAGS_VOLUME) { | |
2375 | starget_printk(KERN_INFO, starget, | |
2376 | "%s handle(0x%04x), %s wwid(0x%016llx)\n", | |
2377 | device_str, priv_target->handle, | |
2378 | device_str, (unsigned long long)priv_target->sas_address); | |
2379 | } else { | |
2380 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
d1cb5e49 | 2381 | sas_device = __mpt3sas_get_sdev_from_target(ioc, priv_target); |
f92363d1 SR |
2382 | if (sas_device) { |
2383 | if (priv_target->flags & | |
2384 | MPT_TARGET_FLAGS_RAID_COMPONENT) { | |
2385 | starget_printk(KERN_INFO, starget, | |
2386 | "volume handle(0x%04x), " | |
2387 | "volume wwid(0x%016llx)\n", | |
2388 | sas_device->volume_handle, | |
2389 | (unsigned long long)sas_device->volume_wwid); | |
2390 | } | |
2391 | starget_printk(KERN_INFO, starget, | |
2392 | "handle(0x%04x), sas_address(0x%016llx), phy(%d)\n", | |
2393 | sas_device->handle, | |
2394 | (unsigned long long)sas_device->sas_address, | |
2395 | sas_device->phy); | |
e6d45e3e SR |
2396 | if (sas_device->enclosure_handle != 0) |
2397 | starget_printk(KERN_INFO, starget, | |
2398 | "enclosure_logical_id(0x%016llx), slot(%d)\n", | |
2399 | (unsigned long long) | |
2400 | sas_device->enclosure_logical_id, | |
2401 | sas_device->slot); | |
869817f9 | 2402 | if (sas_device->connector_name[0] != '\0') |
e6d45e3e SR |
2403 | starget_printk(KERN_INFO, starget, |
2404 | "enclosure level(0x%04x),connector name(%s)\n", | |
2405 | sas_device->enclosure_level, | |
2406 | sas_device->connector_name); | |
d1cb5e49 SR |
2407 | |
2408 | sas_device_put(sas_device); | |
f92363d1 SR |
2409 | } |
2410 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
2411 | } | |
2412 | } | |
2413 | ||
2414 | /** | |
8a7e4c24 | 2415 | * scsih_abort - eh threads main abort routine |
f92363d1 SR |
2416 | * @scmd: pointer to scsi command object |
2417 | * | |
2418 | * Returns SUCCESS if command aborted else FAILED | |
2419 | */ | |
8a7e4c24 SR |
2420 | int |
2421 | scsih_abort(struct scsi_cmnd *scmd) | |
f92363d1 SR |
2422 | { |
2423 | struct MPT3SAS_ADAPTER *ioc = shost_priv(scmd->device->host); | |
2424 | struct MPT3SAS_DEVICE *sas_device_priv_data; | |
2425 | u16 smid; | |
2426 | u16 handle; | |
2427 | int r; | |
2428 | ||
2429 | sdev_printk(KERN_INFO, scmd->device, | |
2430 | "attempting task abort! scmd(%p)\n", scmd); | |
2431 | _scsih_tm_display_info(ioc, scmd); | |
2432 | ||
2433 | sas_device_priv_data = scmd->device->hostdata; | |
2434 | if (!sas_device_priv_data || !sas_device_priv_data->sas_target) { | |
2435 | sdev_printk(KERN_INFO, scmd->device, | |
2436 | "device been deleted! scmd(%p)\n", scmd); | |
2437 | scmd->result = DID_NO_CONNECT << 16; | |
2438 | scmd->scsi_done(scmd); | |
2439 | r = SUCCESS; | |
2440 | goto out; | |
2441 | } | |
2442 | ||
2443 | /* search for the command */ | |
2444 | smid = _scsih_scsi_lookup_find_by_scmd(ioc, scmd); | |
2445 | if (!smid) { | |
2446 | scmd->result = DID_RESET << 16; | |
2447 | r = SUCCESS; | |
2448 | goto out; | |
2449 | } | |
2450 | ||
2451 | /* for hidden raid components and volumes this is not supported */ | |
2452 | if (sas_device_priv_data->sas_target->flags & | |
2453 | MPT_TARGET_FLAGS_RAID_COMPONENT || | |
2454 | sas_device_priv_data->sas_target->flags & MPT_TARGET_FLAGS_VOLUME) { | |
2455 | scmd->result = DID_RESET << 16; | |
2456 | r = FAILED; | |
2457 | goto out; | |
2458 | } | |
2459 | ||
2460 | mpt3sas_halt_firmware(ioc); | |
2461 | ||
2462 | handle = sas_device_priv_data->sas_target->handle; | |
2463 | r = mpt3sas_scsih_issue_tm(ioc, handle, scmd->device->channel, | |
2464 | scmd->device->id, scmd->device->lun, | |
c62e46de | 2465 | MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK, smid, 30, TM_MUTEX_ON); |
f92363d1 SR |
2466 | |
2467 | out: | |
2468 | sdev_printk(KERN_INFO, scmd->device, "task abort: %s scmd(%p)\n", | |
2469 | ((r == SUCCESS) ? "SUCCESS" : "FAILED"), scmd); | |
2470 | return r; | |
2471 | } | |
2472 | ||
2473 | /** | |
8a7e4c24 | 2474 | * scsih_dev_reset - eh threads main device reset routine |
f92363d1 SR |
2475 | * @scmd: pointer to scsi command object |
2476 | * | |
2477 | * Returns SUCCESS if command aborted else FAILED | |
2478 | */ | |
8a7e4c24 SR |
2479 | int |
2480 | scsih_dev_reset(struct scsi_cmnd *scmd) | |
f92363d1 SR |
2481 | { |
2482 | struct MPT3SAS_ADAPTER *ioc = shost_priv(scmd->device->host); | |
2483 | struct MPT3SAS_DEVICE *sas_device_priv_data; | |
d1cb5e49 | 2484 | struct _sas_device *sas_device = NULL; |
f92363d1 SR |
2485 | u16 handle; |
2486 | int r; | |
2487 | ||
d1cb5e49 SR |
2488 | struct scsi_target *starget = scmd->device->sdev_target; |
2489 | struct MPT3SAS_TARGET *target_priv_data = starget->hostdata; | |
2490 | ||
f92363d1 SR |
2491 | sdev_printk(KERN_INFO, scmd->device, |
2492 | "attempting device reset! scmd(%p)\n", scmd); | |
2493 | _scsih_tm_display_info(ioc, scmd); | |
2494 | ||
2495 | sas_device_priv_data = scmd->device->hostdata; | |
2496 | if (!sas_device_priv_data || !sas_device_priv_data->sas_target) { | |
2497 | sdev_printk(KERN_INFO, scmd->device, | |
2498 | "device been deleted! scmd(%p)\n", scmd); | |
2499 | scmd->result = DID_NO_CONNECT << 16; | |
2500 | scmd->scsi_done(scmd); | |
2501 | r = SUCCESS; | |
2502 | goto out; | |
2503 | } | |
2504 | ||
2505 | /* for hidden raid components obtain the volume_handle */ | |
2506 | handle = 0; | |
2507 | if (sas_device_priv_data->sas_target->flags & | |
2508 | MPT_TARGET_FLAGS_RAID_COMPONENT) { | |
d1cb5e49 SR |
2509 | sas_device = mpt3sas_get_sdev_from_target(ioc, |
2510 | target_priv_data); | |
f92363d1 SR |
2511 | if (sas_device) |
2512 | handle = sas_device->volume_handle; | |
f92363d1 SR |
2513 | } else |
2514 | handle = sas_device_priv_data->sas_target->handle; | |
2515 | ||
2516 | if (!handle) { | |
2517 | scmd->result = DID_RESET << 16; | |
2518 | r = FAILED; | |
2519 | goto out; | |
2520 | } | |
2521 | ||
2522 | r = mpt3sas_scsih_issue_tm(ioc, handle, scmd->device->channel, | |
2523 | scmd->device->id, scmd->device->lun, | |
c62e46de | 2524 | MPI2_SCSITASKMGMT_TASKTYPE_LOGICAL_UNIT_RESET, 0, 30, TM_MUTEX_ON); |
f92363d1 SR |
2525 | |
2526 | out: | |
2527 | sdev_printk(KERN_INFO, scmd->device, "device reset: %s scmd(%p)\n", | |
2528 | ((r == SUCCESS) ? "SUCCESS" : "FAILED"), scmd); | |
d1cb5e49 SR |
2529 | |
2530 | if (sas_device) | |
2531 | sas_device_put(sas_device); | |
2532 | ||
f92363d1 SR |
2533 | return r; |
2534 | } | |
2535 | ||
2536 | /** | |
8a7e4c24 | 2537 | * scsih_target_reset - eh threads main target reset routine |
f92363d1 SR |
2538 | * @scmd: pointer to scsi command object |
2539 | * | |
2540 | * Returns SUCCESS if command aborted else FAILED | |
2541 | */ | |
8a7e4c24 SR |
2542 | int |
2543 | scsih_target_reset(struct scsi_cmnd *scmd) | |
f92363d1 SR |
2544 | { |
2545 | struct MPT3SAS_ADAPTER *ioc = shost_priv(scmd->device->host); | |
2546 | struct MPT3SAS_DEVICE *sas_device_priv_data; | |
d1cb5e49 | 2547 | struct _sas_device *sas_device = NULL; |
f92363d1 SR |
2548 | u16 handle; |
2549 | int r; | |
2550 | struct scsi_target *starget = scmd->device->sdev_target; | |
d1cb5e49 | 2551 | struct MPT3SAS_TARGET *target_priv_data = starget->hostdata; |
f92363d1 SR |
2552 | |
2553 | starget_printk(KERN_INFO, starget, "attempting target reset! scmd(%p)\n", | |
2554 | scmd); | |
2555 | _scsih_tm_display_info(ioc, scmd); | |
2556 | ||
2557 | sas_device_priv_data = scmd->device->hostdata; | |
2558 | if (!sas_device_priv_data || !sas_device_priv_data->sas_target) { | |
2559 | starget_printk(KERN_INFO, starget, "target been deleted! scmd(%p)\n", | |
2560 | scmd); | |
2561 | scmd->result = DID_NO_CONNECT << 16; | |
2562 | scmd->scsi_done(scmd); | |
2563 | r = SUCCESS; | |
2564 | goto out; | |
2565 | } | |
2566 | ||
2567 | /* for hidden raid components obtain the volume_handle */ | |
2568 | handle = 0; | |
2569 | if (sas_device_priv_data->sas_target->flags & | |
2570 | MPT_TARGET_FLAGS_RAID_COMPONENT) { | |
d1cb5e49 SR |
2571 | sas_device = mpt3sas_get_sdev_from_target(ioc, |
2572 | target_priv_data); | |
f92363d1 SR |
2573 | if (sas_device) |
2574 | handle = sas_device->volume_handle; | |
f92363d1 SR |
2575 | } else |
2576 | handle = sas_device_priv_data->sas_target->handle; | |
2577 | ||
2578 | if (!handle) { | |
2579 | scmd->result = DID_RESET << 16; | |
2580 | r = FAILED; | |
2581 | goto out; | |
2582 | } | |
2583 | ||
2584 | r = mpt3sas_scsih_issue_tm(ioc, handle, scmd->device->channel, | |
2585 | scmd->device->id, 0, MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET, 0, | |
c62e46de | 2586 | 30, TM_MUTEX_ON); |
f92363d1 SR |
2587 | |
2588 | out: | |
2589 | starget_printk(KERN_INFO, starget, "target reset: %s scmd(%p)\n", | |
2590 | ((r == SUCCESS) ? "SUCCESS" : "FAILED"), scmd); | |
d1cb5e49 SR |
2591 | |
2592 | if (sas_device) | |
2593 | sas_device_put(sas_device); | |
2594 | ||
f92363d1 SR |
2595 | return r; |
2596 | } | |
2597 | ||
2598 | ||
2599 | /** | |
8a7e4c24 | 2600 | * scsih_host_reset - eh threads main host reset routine |
f92363d1 SR |
2601 | * @scmd: pointer to scsi command object |
2602 | * | |
2603 | * Returns SUCCESS if command aborted else FAILED | |
2604 | */ | |
8a7e4c24 SR |
2605 | int |
2606 | scsih_host_reset(struct scsi_cmnd *scmd) | |
f92363d1 SR |
2607 | { |
2608 | struct MPT3SAS_ADAPTER *ioc = shost_priv(scmd->device->host); | |
2609 | int r, retval; | |
2610 | ||
2611 | pr_info(MPT3SAS_FMT "attempting host reset! scmd(%p)\n", | |
2612 | ioc->name, scmd); | |
2613 | scsi_print_command(scmd); | |
2614 | ||
ddb588be SR |
2615 | if (ioc->is_driver_loading) { |
2616 | pr_info(MPT3SAS_FMT "Blocking the host reset\n", | |
2617 | ioc->name); | |
2618 | r = FAILED; | |
2619 | goto out; | |
2620 | } | |
2621 | ||
f92363d1 SR |
2622 | retval = mpt3sas_base_hard_reset_handler(ioc, CAN_SLEEP, |
2623 | FORCE_BIG_HAMMER); | |
2624 | r = (retval < 0) ? FAILED : SUCCESS; | |
ddb588be | 2625 | out: |
f92363d1 SR |
2626 | pr_info(MPT3SAS_FMT "host reset: %s scmd(%p)\n", |
2627 | ioc->name, ((r == SUCCESS) ? "SUCCESS" : "FAILED"), scmd); | |
2628 | ||
2629 | return r; | |
2630 | } | |
2631 | ||
2632 | /** | |
2633 | * _scsih_fw_event_add - insert and queue up fw_event | |
2634 | * @ioc: per adapter object | |
2635 | * @fw_event: object describing the event | |
2636 | * Context: This function will acquire ioc->fw_event_lock. | |
2637 | * | |
2638 | * This adds the firmware event object into link list, then queues it up to | |
2639 | * be processed from user context. | |
2640 | * | |
2641 | * Return nothing. | |
2642 | */ | |
2643 | static void | |
2644 | _scsih_fw_event_add(struct MPT3SAS_ADAPTER *ioc, struct fw_event_work *fw_event) | |
2645 | { | |
2646 | unsigned long flags; | |
2647 | ||
2648 | if (ioc->firmware_event_thread == NULL) | |
2649 | return; | |
2650 | ||
2651 | spin_lock_irqsave(&ioc->fw_event_lock, flags); | |
146b16c8 | 2652 | fw_event_work_get(fw_event); |
f92363d1 SR |
2653 | INIT_LIST_HEAD(&fw_event->list); |
2654 | list_add_tail(&fw_event->list, &ioc->fw_event_list); | |
2655 | INIT_WORK(&fw_event->work, _firmware_event_work); | |
146b16c8 | 2656 | fw_event_work_get(fw_event); |
f92363d1 SR |
2657 | queue_work(ioc->firmware_event_thread, &fw_event->work); |
2658 | spin_unlock_irqrestore(&ioc->fw_event_lock, flags); | |
2659 | } | |
2660 | ||
2661 | /** | |
146b16c8 | 2662 | * _scsih_fw_event_del_from_list - delete fw_event from the list |
f92363d1 SR |
2663 | * @ioc: per adapter object |
2664 | * @fw_event: object describing the event | |
2665 | * Context: This function will acquire ioc->fw_event_lock. | |
2666 | * | |
146b16c8 | 2667 | * If the fw_event is on the fw_event_list, remove it and do a put. |
f92363d1 SR |
2668 | * |
2669 | * Return nothing. | |
2670 | */ | |
2671 | static void | |
146b16c8 | 2672 | _scsih_fw_event_del_from_list(struct MPT3SAS_ADAPTER *ioc, struct fw_event_work |
f92363d1 SR |
2673 | *fw_event) |
2674 | { | |
2675 | unsigned long flags; | |
2676 | ||
2677 | spin_lock_irqsave(&ioc->fw_event_lock, flags); | |
146b16c8 SR |
2678 | if (!list_empty(&fw_event->list)) { |
2679 | list_del_init(&fw_event->list); | |
2680 | fw_event_work_put(fw_event); | |
2681 | } | |
f92363d1 SR |
2682 | spin_unlock_irqrestore(&ioc->fw_event_lock, flags); |
2683 | } | |
2684 | ||
2685 | ||
2686 | /** | |
2687 | * mpt3sas_send_trigger_data_event - send event for processing trigger data | |
2688 | * @ioc: per adapter object | |
2689 | * @event_data: trigger event data | |
2690 | * | |
2691 | * Return nothing. | |
2692 | */ | |
2693 | void | |
2694 | mpt3sas_send_trigger_data_event(struct MPT3SAS_ADAPTER *ioc, | |
2695 | struct SL_WH_TRIGGERS_EVENT_DATA_T *event_data) | |
2696 | { | |
2697 | struct fw_event_work *fw_event; | |
146b16c8 | 2698 | u16 sz; |
f92363d1 SR |
2699 | |
2700 | if (ioc->is_driver_loading) | |
2701 | return; | |
146b16c8 SR |
2702 | sz = sizeof(*event_data); |
2703 | fw_event = alloc_fw_event_work(sz); | |
f92363d1 SR |
2704 | if (!fw_event) |
2705 | return; | |
f92363d1 SR |
2706 | fw_event->event = MPT3SAS_PROCESS_TRIGGER_DIAG; |
2707 | fw_event->ioc = ioc; | |
2708 | memcpy(fw_event->event_data, event_data, sizeof(*event_data)); | |
2709 | _scsih_fw_event_add(ioc, fw_event); | |
146b16c8 | 2710 | fw_event_work_put(fw_event); |
f92363d1 SR |
2711 | } |
2712 | ||
2713 | /** | |
2714 | * _scsih_error_recovery_delete_devices - remove devices not responding | |
2715 | * @ioc: per adapter object | |
2716 | * | |
2717 | * Return nothing. | |
2718 | */ | |
2719 | static void | |
2720 | _scsih_error_recovery_delete_devices(struct MPT3SAS_ADAPTER *ioc) | |
2721 | { | |
2722 | struct fw_event_work *fw_event; | |
2723 | ||
2724 | if (ioc->is_driver_loading) | |
2725 | return; | |
146b16c8 | 2726 | fw_event = alloc_fw_event_work(0); |
f92363d1 SR |
2727 | if (!fw_event) |
2728 | return; | |
2729 | fw_event->event = MPT3SAS_REMOVE_UNRESPONDING_DEVICES; | |
2730 | fw_event->ioc = ioc; | |
2731 | _scsih_fw_event_add(ioc, fw_event); | |
146b16c8 | 2732 | fw_event_work_put(fw_event); |
f92363d1 SR |
2733 | } |
2734 | ||
2735 | /** | |
2736 | * mpt3sas_port_enable_complete - port enable completed (fake event) | |
2737 | * @ioc: per adapter object | |
2738 | * | |
2739 | * Return nothing. | |
2740 | */ | |
2741 | void | |
2742 | mpt3sas_port_enable_complete(struct MPT3SAS_ADAPTER *ioc) | |
2743 | { | |
2744 | struct fw_event_work *fw_event; | |
2745 | ||
146b16c8 | 2746 | fw_event = alloc_fw_event_work(0); |
f92363d1 SR |
2747 | if (!fw_event) |
2748 | return; | |
2749 | fw_event->event = MPT3SAS_PORT_ENABLE_COMPLETE; | |
2750 | fw_event->ioc = ioc; | |
2751 | _scsih_fw_event_add(ioc, fw_event); | |
146b16c8 SR |
2752 | fw_event_work_put(fw_event); |
2753 | } | |
2754 | ||
2755 | static struct fw_event_work *dequeue_next_fw_event(struct MPT3SAS_ADAPTER *ioc) | |
2756 | { | |
2757 | unsigned long flags; | |
2758 | struct fw_event_work *fw_event = NULL; | |
2759 | ||
2760 | spin_lock_irqsave(&ioc->fw_event_lock, flags); | |
2761 | if (!list_empty(&ioc->fw_event_list)) { | |
2762 | fw_event = list_first_entry(&ioc->fw_event_list, | |
2763 | struct fw_event_work, list); | |
2764 | list_del_init(&fw_event->list); | |
2765 | } | |
2766 | spin_unlock_irqrestore(&ioc->fw_event_lock, flags); | |
2767 | ||
2768 | return fw_event; | |
f92363d1 SR |
2769 | } |
2770 | ||
2771 | /** | |
2772 | * _scsih_fw_event_cleanup_queue - cleanup event queue | |
2773 | * @ioc: per adapter object | |
2774 | * | |
2775 | * Walk the firmware event queue, either killing timers, or waiting | |
2776 | * for outstanding events to complete | |
2777 | * | |
2778 | * Return nothing. | |
2779 | */ | |
2780 | static void | |
2781 | _scsih_fw_event_cleanup_queue(struct MPT3SAS_ADAPTER *ioc) | |
2782 | { | |
146b16c8 | 2783 | struct fw_event_work *fw_event; |
f92363d1 SR |
2784 | |
2785 | if (list_empty(&ioc->fw_event_list) || | |
2786 | !ioc->firmware_event_thread || in_interrupt()) | |
2787 | return; | |
2788 | ||
146b16c8 SR |
2789 | while ((fw_event = dequeue_next_fw_event(ioc))) { |
2790 | /* | |
2791 | * Wait on the fw_event to complete. If this returns 1, then | |
2792 | * the event was never executed, and we need a put for the | |
2793 | * reference the delayed_work had on the fw_event. | |
2794 | * | |
2795 | * If it did execute, we wait for it to finish, and the put will | |
2796 | * happen from _firmware_event_work() | |
2797 | */ | |
2798 | if (cancel_delayed_work_sync(&fw_event->delayed_work)) | |
2799 | fw_event_work_put(fw_event); | |
2800 | ||
2801 | fw_event_work_put(fw_event); | |
f92363d1 SR |
2802 | } |
2803 | } | |
2804 | ||
df838f92 SR |
2805 | /** |
2806 | * _scsih_internal_device_block - block the sdev device | |
2807 | * @sdev: per device object | |
2808 | * @sas_device_priv_data : per device driver private data | |
2809 | * | |
2810 | * make sure device is blocked without error, if not | |
2811 | * print an error | |
2812 | */ | |
2813 | static void | |
2814 | _scsih_internal_device_block(struct scsi_device *sdev, | |
2815 | struct MPT3SAS_DEVICE *sas_device_priv_data) | |
2816 | { | |
2817 | int r = 0; | |
2818 | ||
2819 | sdev_printk(KERN_INFO, sdev, "device_block, handle(0x%04x)\n", | |
2820 | sas_device_priv_data->sas_target->handle); | |
2821 | sas_device_priv_data->block = 1; | |
2822 | ||
2823 | r = scsi_internal_device_block(sdev); | |
2824 | if (r == -EINVAL) | |
2825 | sdev_printk(KERN_WARNING, sdev, | |
2826 | "device_block failed with return(%d) for handle(0x%04x)\n", | |
2827 | sas_device_priv_data->sas_target->handle, r); | |
2828 | } | |
2829 | ||
2830 | /** | |
2831 | * _scsih_internal_device_unblock - unblock the sdev device | |
2832 | * @sdev: per device object | |
2833 | * @sas_device_priv_data : per device driver private data | |
2834 | * make sure device is unblocked without error, if not retry | |
2835 | * by blocking and then unblocking | |
2836 | */ | |
2837 | ||
2838 | static void | |
2839 | _scsih_internal_device_unblock(struct scsi_device *sdev, | |
2840 | struct MPT3SAS_DEVICE *sas_device_priv_data) | |
2841 | { | |
2842 | int r = 0; | |
2843 | ||
2844 | sdev_printk(KERN_WARNING, sdev, "device_unblock and setting to running, " | |
2845 | "handle(0x%04x)\n", sas_device_priv_data->sas_target->handle); | |
2846 | sas_device_priv_data->block = 0; | |
2847 | r = scsi_internal_device_unblock(sdev, SDEV_RUNNING); | |
2848 | if (r == -EINVAL) { | |
2849 | /* The device has been set to SDEV_RUNNING by SD layer during | |
2850 | * device addition but the request queue is still stopped by | |
2851 | * our earlier block call. We need to perform a block again | |
2852 | * to get the device to SDEV_BLOCK and then to SDEV_RUNNING */ | |
2853 | ||
2854 | sdev_printk(KERN_WARNING, sdev, | |
2855 | "device_unblock failed with return(%d) for handle(0x%04x) " | |
2856 | "performing a block followed by an unblock\n", | |
2857 | sas_device_priv_data->sas_target->handle, r); | |
2858 | sas_device_priv_data->block = 1; | |
2859 | r = scsi_internal_device_block(sdev); | |
2860 | if (r) | |
2861 | sdev_printk(KERN_WARNING, sdev, "retried device_block " | |
2862 | "failed with return(%d) for handle(0x%04x)\n", | |
2863 | sas_device_priv_data->sas_target->handle, r); | |
2864 | ||
2865 | sas_device_priv_data->block = 0; | |
2866 | r = scsi_internal_device_unblock(sdev, SDEV_RUNNING); | |
2867 | if (r) | |
2868 | sdev_printk(KERN_WARNING, sdev, "retried device_unblock" | |
2869 | " failed with return(%d) for handle(0x%04x)\n", | |
2870 | sas_device_priv_data->sas_target->handle, r); | |
2871 | } | |
2872 | } | |
2873 | ||
f92363d1 SR |
2874 | /** |
2875 | * _scsih_ublock_io_all_device - unblock every device | |
2876 | * @ioc: per adapter object | |
2877 | * | |
2878 | * change the device state from block to running | |
2879 | */ | |
2880 | static void | |
2881 | _scsih_ublock_io_all_device(struct MPT3SAS_ADAPTER *ioc) | |
2882 | { | |
2883 | struct MPT3SAS_DEVICE *sas_device_priv_data; | |
2884 | struct scsi_device *sdev; | |
2885 | ||
2886 | shost_for_each_device(sdev, ioc->shost) { | |
2887 | sas_device_priv_data = sdev->hostdata; | |
2888 | if (!sas_device_priv_data) | |
2889 | continue; | |
2890 | if (!sas_device_priv_data->block) | |
2891 | continue; | |
2892 | ||
f92363d1 SR |
2893 | dewtprintk(ioc, sdev_printk(KERN_INFO, sdev, |
2894 | "device_running, handle(0x%04x)\n", | |
2895 | sas_device_priv_data->sas_target->handle)); | |
df838f92 | 2896 | _scsih_internal_device_unblock(sdev, sas_device_priv_data); |
f92363d1 SR |
2897 | } |
2898 | } | |
2899 | ||
2900 | ||
2901 | /** | |
2902 | * _scsih_ublock_io_device - prepare device to be deleted | |
2903 | * @ioc: per adapter object | |
2904 | * @sas_addr: sas address | |
2905 | * | |
2906 | * unblock then put device in offline state | |
2907 | */ | |
2908 | static void | |
2909 | _scsih_ublock_io_device(struct MPT3SAS_ADAPTER *ioc, u64 sas_address) | |
2910 | { | |
2911 | struct MPT3SAS_DEVICE *sas_device_priv_data; | |
2912 | struct scsi_device *sdev; | |
2913 | ||
2914 | shost_for_each_device(sdev, ioc->shost) { | |
2915 | sas_device_priv_data = sdev->hostdata; | |
2916 | if (!sas_device_priv_data) | |
2917 | continue; | |
2918 | if (sas_device_priv_data->sas_target->sas_address | |
2919 | != sas_address) | |
2920 | continue; | |
df838f92 SR |
2921 | if (sas_device_priv_data->block) |
2922 | _scsih_internal_device_unblock(sdev, | |
2923 | sas_device_priv_data); | |
f92363d1 SR |
2924 | } |
2925 | } | |
2926 | ||
2927 | /** | |
2928 | * _scsih_block_io_all_device - set the device state to SDEV_BLOCK | |
2929 | * @ioc: per adapter object | |
2930 | * @handle: device handle | |
2931 | * | |
2932 | * During device pull we need to appropiately set the sdev state. | |
2933 | */ | |
2934 | static void | |
2935 | _scsih_block_io_all_device(struct MPT3SAS_ADAPTER *ioc) | |
2936 | { | |
2937 | struct MPT3SAS_DEVICE *sas_device_priv_data; | |
2938 | struct scsi_device *sdev; | |
2939 | ||
2940 | shost_for_each_device(sdev, ioc->shost) { | |
2941 | sas_device_priv_data = sdev->hostdata; | |
2942 | if (!sas_device_priv_data) | |
2943 | continue; | |
2944 | if (sas_device_priv_data->block) | |
2945 | continue; | |
df838f92 | 2946 | _scsih_internal_device_block(sdev, sas_device_priv_data); |
f92363d1 SR |
2947 | } |
2948 | } | |
2949 | ||
2950 | /** | |
2951 | * _scsih_block_io_device - set the device state to SDEV_BLOCK | |
2952 | * @ioc: per adapter object | |
2953 | * @handle: device handle | |
2954 | * | |
2955 | * During device pull we need to appropiately set the sdev state. | |
2956 | */ | |
2957 | static void | |
2958 | _scsih_block_io_device(struct MPT3SAS_ADAPTER *ioc, u16 handle) | |
2959 | { | |
2960 | struct MPT3SAS_DEVICE *sas_device_priv_data; | |
2961 | struct scsi_device *sdev; | |
e4bc7f5c SR |
2962 | struct _sas_device *sas_device; |
2963 | ||
d1cb5e49 | 2964 | sas_device = mpt3sas_get_sdev_by_handle(ioc, handle); |
e4bc7f5c SR |
2965 | if (!sas_device) |
2966 | return; | |
f92363d1 SR |
2967 | |
2968 | shost_for_each_device(sdev, ioc->shost) { | |
2969 | sas_device_priv_data = sdev->hostdata; | |
2970 | if (!sas_device_priv_data) | |
2971 | continue; | |
2972 | if (sas_device_priv_data->sas_target->handle != handle) | |
2973 | continue; | |
2974 | if (sas_device_priv_data->block) | |
2975 | continue; | |
e4bc7f5c SR |
2976 | if (sas_device->pend_sas_rphy_add) |
2977 | continue; | |
df838f92 | 2978 | _scsih_internal_device_block(sdev, sas_device_priv_data); |
f92363d1 | 2979 | } |
d1cb5e49 SR |
2980 | |
2981 | sas_device_put(sas_device); | |
f92363d1 SR |
2982 | } |
2983 | ||
2984 | /** | |
2985 | * _scsih_block_io_to_children_attached_to_ex | |
2986 | * @ioc: per adapter object | |
2987 | * @sas_expander: the sas_device object | |
2988 | * | |
2989 | * This routine set sdev state to SDEV_BLOCK for all devices | |
2990 | * attached to this expander. This function called when expander is | |
2991 | * pulled. | |
2992 | */ | |
2993 | static void | |
2994 | _scsih_block_io_to_children_attached_to_ex(struct MPT3SAS_ADAPTER *ioc, | |
2995 | struct _sas_node *sas_expander) | |
2996 | { | |
2997 | struct _sas_port *mpt3sas_port; | |
2998 | struct _sas_device *sas_device; | |
2999 | struct _sas_node *expander_sibling; | |
3000 | unsigned long flags; | |
3001 | ||
3002 | if (!sas_expander) | |
3003 | return; | |
3004 | ||
3005 | list_for_each_entry(mpt3sas_port, | |
3006 | &sas_expander->sas_port_list, port_list) { | |
3007 | if (mpt3sas_port->remote_identify.device_type == | |
3008 | SAS_END_DEVICE) { | |
3009 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
d1cb5e49 SR |
3010 | sas_device = __mpt3sas_get_sdev_by_addr(ioc, |
3011 | mpt3sas_port->remote_identify.sas_address); | |
3012 | if (sas_device) { | |
f92363d1 | 3013 | set_bit(sas_device->handle, |
d1cb5e49 SR |
3014 | ioc->blocking_handles); |
3015 | sas_device_put(sas_device); | |
3016 | } | |
f92363d1 SR |
3017 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
3018 | } | |
3019 | } | |
3020 | ||
3021 | list_for_each_entry(mpt3sas_port, | |
3022 | &sas_expander->sas_port_list, port_list) { | |
3023 | ||
3024 | if (mpt3sas_port->remote_identify.device_type == | |
3025 | SAS_EDGE_EXPANDER_DEVICE || | |
3026 | mpt3sas_port->remote_identify.device_type == | |
3027 | SAS_FANOUT_EXPANDER_DEVICE) { | |
3028 | expander_sibling = | |
3029 | mpt3sas_scsih_expander_find_by_sas_address( | |
3030 | ioc, mpt3sas_port->remote_identify.sas_address); | |
3031 | _scsih_block_io_to_children_attached_to_ex(ioc, | |
3032 | expander_sibling); | |
3033 | } | |
3034 | } | |
3035 | } | |
3036 | ||
3037 | /** | |
3038 | * _scsih_block_io_to_children_attached_directly | |
3039 | * @ioc: per adapter object | |
3040 | * @event_data: topology change event data | |
3041 | * | |
3042 | * This routine set sdev state to SDEV_BLOCK for all devices | |
3043 | * direct attached during device pull. | |
3044 | */ | |
3045 | static void | |
3046 | _scsih_block_io_to_children_attached_directly(struct MPT3SAS_ADAPTER *ioc, | |
3047 | Mpi2EventDataSasTopologyChangeList_t *event_data) | |
3048 | { | |
3049 | int i; | |
3050 | u16 handle; | |
3051 | u16 reason_code; | |
f92363d1 SR |
3052 | |
3053 | for (i = 0; i < event_data->NumEntries; i++) { | |
3054 | handle = le16_to_cpu(event_data->PHY[i].AttachedDevHandle); | |
3055 | if (!handle) | |
3056 | continue; | |
f92363d1 SR |
3057 | reason_code = event_data->PHY[i].PhyStatus & |
3058 | MPI2_EVENT_SAS_TOPO_RC_MASK; | |
3059 | if (reason_code == MPI2_EVENT_SAS_TOPO_RC_DELAY_NOT_RESPONDING) | |
3060 | _scsih_block_io_device(ioc, handle); | |
3061 | } | |
3062 | } | |
3063 | ||
3064 | /** | |
3065 | * _scsih_tm_tr_send - send task management request | |
3066 | * @ioc: per adapter object | |
3067 | * @handle: device handle | |
3068 | * Context: interrupt time. | |
3069 | * | |
3070 | * This code is to initiate the device removal handshake protocol | |
3071 | * with controller firmware. This function will issue target reset | |
3072 | * using high priority request queue. It will send a sas iounit | |
3073 | * control request (MPI2_SAS_OP_REMOVE_DEVICE) from this completion. | |
3074 | * | |
3075 | * This is designed to send muliple task management request at the same | |
3076 | * time to the fifo. If the fifo is full, we will append the request, | |
3077 | * and process it in a future completion. | |
3078 | */ | |
3079 | static void | |
3080 | _scsih_tm_tr_send(struct MPT3SAS_ADAPTER *ioc, u16 handle) | |
3081 | { | |
3082 | Mpi2SCSITaskManagementRequest_t *mpi_request; | |
3083 | u16 smid; | |
d1cb5e49 | 3084 | struct _sas_device *sas_device = NULL; |
f92363d1 SR |
3085 | struct MPT3SAS_TARGET *sas_target_priv_data = NULL; |
3086 | u64 sas_address = 0; | |
3087 | unsigned long flags; | |
3088 | struct _tr_list *delayed_tr; | |
3089 | u32 ioc_state; | |
3090 | ||
3091 | if (ioc->remove_host) { | |
3092 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
3093 | "%s: host has been removed: handle(0x%04x)\n", | |
3094 | __func__, ioc->name, handle)); | |
3095 | return; | |
3096 | } else if (ioc->pci_error_recovery) { | |
3097 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
3098 | "%s: host in pci error recovery: handle(0x%04x)\n", | |
3099 | __func__, ioc->name, | |
3100 | handle)); | |
3101 | return; | |
3102 | } | |
3103 | ioc_state = mpt3sas_base_get_iocstate(ioc, 1); | |
3104 | if (ioc_state != MPI2_IOC_STATE_OPERATIONAL) { | |
3105 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
3106 | "%s: host is not operational: handle(0x%04x)\n", | |
3107 | __func__, ioc->name, | |
3108 | handle)); | |
3109 | return; | |
3110 | } | |
3111 | ||
3112 | /* if PD, then return */ | |
3113 | if (test_bit(handle, ioc->pd_handles)) | |
3114 | return; | |
3115 | ||
3116 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
d1cb5e49 | 3117 | sas_device = __mpt3sas_get_sdev_by_handle(ioc, handle); |
f92363d1 SR |
3118 | if (sas_device && sas_device->starget && |
3119 | sas_device->starget->hostdata) { | |
3120 | sas_target_priv_data = sas_device->starget->hostdata; | |
3121 | sas_target_priv_data->deleted = 1; | |
3122 | sas_address = sas_device->sas_address; | |
3123 | } | |
3124 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
3125 | ||
3126 | if (sas_target_priv_data) { | |
3127 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
3128 | "setting delete flag: handle(0x%04x), sas_addr(0x%016llx)\n", | |
3129 | ioc->name, handle, | |
3130 | (unsigned long long)sas_address)); | |
e6d45e3e SR |
3131 | if (sas_device->enclosure_handle != 0) |
3132 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
3133 | "setting delete flag:enclosure logical id(0x%016llx)," | |
3134 | " slot(%d)\n", ioc->name, (unsigned long long) | |
3135 | sas_device->enclosure_logical_id, | |
3136 | sas_device->slot)); | |
869817f9 | 3137 | if (sas_device->connector_name[0] != '\0') |
e6d45e3e SR |
3138 | dewtprintk(ioc, pr_info(MPT3SAS_FMT |
3139 | "setting delete flag: enclosure level(0x%04x)," | |
3140 | " connector name( %s)\n", ioc->name, | |
3141 | sas_device->enclosure_level, | |
3142 | sas_device->connector_name)); | |
f92363d1 SR |
3143 | _scsih_ublock_io_device(ioc, sas_address); |
3144 | sas_target_priv_data->handle = MPT3SAS_INVALID_DEVICE_HANDLE; | |
3145 | } | |
3146 | ||
3147 | smid = mpt3sas_base_get_smid_hpr(ioc, ioc->tm_tr_cb_idx); | |
3148 | if (!smid) { | |
3149 | delayed_tr = kzalloc(sizeof(*delayed_tr), GFP_ATOMIC); | |
3150 | if (!delayed_tr) | |
d1cb5e49 | 3151 | goto out; |
f92363d1 SR |
3152 | INIT_LIST_HEAD(&delayed_tr->list); |
3153 | delayed_tr->handle = handle; | |
3154 | list_add_tail(&delayed_tr->list, &ioc->delayed_tr_list); | |
3155 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
3156 | "DELAYED:tr:handle(0x%04x), (open)\n", | |
3157 | ioc->name, handle)); | |
d1cb5e49 | 3158 | goto out; |
f92363d1 SR |
3159 | } |
3160 | ||
3161 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
3162 | "tr_send:handle(0x%04x), (open), smid(%d), cb(%d)\n", | |
3163 | ioc->name, handle, smid, | |
3164 | ioc->tm_tr_cb_idx)); | |
3165 | mpi_request = mpt3sas_base_get_msg_frame(ioc, smid); | |
3166 | memset(mpi_request, 0, sizeof(Mpi2SCSITaskManagementRequest_t)); | |
3167 | mpi_request->Function = MPI2_FUNCTION_SCSI_TASK_MGMT; | |
3168 | mpi_request->DevHandle = cpu_to_le16(handle); | |
3169 | mpi_request->TaskType = MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET; | |
3170 | mpt3sas_base_put_smid_hi_priority(ioc, smid); | |
3171 | mpt3sas_trigger_master(ioc, MASTER_TRIGGER_DEVICE_REMOVAL); | |
d1cb5e49 SR |
3172 | |
3173 | out: | |
3174 | if (sas_device) | |
3175 | sas_device_put(sas_device); | |
f92363d1 SR |
3176 | } |
3177 | ||
3178 | /** | |
3179 | * _scsih_tm_tr_complete - | |
3180 | * @ioc: per adapter object | |
3181 | * @smid: system request message index | |
3182 | * @msix_index: MSIX table index supplied by the OS | |
3183 | * @reply: reply message frame(lower 32bit addr) | |
3184 | * Context: interrupt time. | |
3185 | * | |
3186 | * This is the target reset completion routine. | |
3187 | * This code is part of the code to initiate the device removal | |
3188 | * handshake protocol with controller firmware. | |
3189 | * It will send a sas iounit control request (MPI2_SAS_OP_REMOVE_DEVICE) | |
3190 | * | |
3191 | * Return 1 meaning mf should be freed from _base_interrupt | |
3192 | * 0 means the mf is freed from this function. | |
3193 | */ | |
3194 | static u8 | |
3195 | _scsih_tm_tr_complete(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, | |
3196 | u32 reply) | |
3197 | { | |
3198 | u16 handle; | |
3199 | Mpi2SCSITaskManagementRequest_t *mpi_request_tm; | |
3200 | Mpi2SCSITaskManagementReply_t *mpi_reply = | |
3201 | mpt3sas_base_get_reply_virt_addr(ioc, reply); | |
3202 | Mpi2SasIoUnitControlRequest_t *mpi_request; | |
3203 | u16 smid_sas_ctrl; | |
3204 | u32 ioc_state; | |
3205 | ||
3206 | if (ioc->remove_host) { | |
3207 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
3208 | "%s: host has been removed\n", __func__, ioc->name)); | |
3209 | return 1; | |
3210 | } else if (ioc->pci_error_recovery) { | |
3211 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
3212 | "%s: host in pci error recovery\n", __func__, | |
3213 | ioc->name)); | |
3214 | return 1; | |
3215 | } | |
3216 | ioc_state = mpt3sas_base_get_iocstate(ioc, 1); | |
3217 | if (ioc_state != MPI2_IOC_STATE_OPERATIONAL) { | |
3218 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
3219 | "%s: host is not operational\n", __func__, ioc->name)); | |
3220 | return 1; | |
3221 | } | |
3222 | if (unlikely(!mpi_reply)) { | |
3223 | pr_err(MPT3SAS_FMT "mpi_reply not valid at %s:%d/%s()!\n", | |
3224 | ioc->name, __FILE__, __LINE__, __func__); | |
3225 | return 1; | |
3226 | } | |
3227 | mpi_request_tm = mpt3sas_base_get_msg_frame(ioc, smid); | |
3228 | handle = le16_to_cpu(mpi_request_tm->DevHandle); | |
3229 | if (handle != le16_to_cpu(mpi_reply->DevHandle)) { | |
3230 | dewtprintk(ioc, pr_err(MPT3SAS_FMT | |
3231 | "spurious interrupt: handle(0x%04x:0x%04x), smid(%d)!!!\n", | |
3232 | ioc->name, handle, | |
3233 | le16_to_cpu(mpi_reply->DevHandle), smid)); | |
3234 | return 0; | |
3235 | } | |
3236 | ||
3237 | mpt3sas_trigger_master(ioc, MASTER_TRIGGER_TASK_MANAGMENT); | |
3238 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
3239 | "tr_complete:handle(0x%04x), (open) smid(%d), ioc_status(0x%04x), " | |
3240 | "loginfo(0x%08x), completed(%d)\n", ioc->name, | |
3241 | handle, smid, le16_to_cpu(mpi_reply->IOCStatus), | |
3242 | le32_to_cpu(mpi_reply->IOCLogInfo), | |
3243 | le32_to_cpu(mpi_reply->TerminationCount))); | |
3244 | ||
3245 | smid_sas_ctrl = mpt3sas_base_get_smid(ioc, ioc->tm_sas_control_cb_idx); | |
3246 | if (!smid_sas_ctrl) { | |
3247 | pr_err(MPT3SAS_FMT "%s: failed obtaining a smid\n", | |
3248 | ioc->name, __func__); | |
3249 | return 1; | |
3250 | } | |
3251 | ||
3252 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
3253 | "sc_send:handle(0x%04x), (open), smid(%d), cb(%d)\n", | |
3254 | ioc->name, handle, smid_sas_ctrl, | |
3255 | ioc->tm_sas_control_cb_idx)); | |
3256 | mpi_request = mpt3sas_base_get_msg_frame(ioc, smid_sas_ctrl); | |
3257 | memset(mpi_request, 0, sizeof(Mpi2SasIoUnitControlRequest_t)); | |
3258 | mpi_request->Function = MPI2_FUNCTION_SAS_IO_UNIT_CONTROL; | |
3259 | mpi_request->Operation = MPI2_SAS_OP_REMOVE_DEVICE; | |
3260 | mpi_request->DevHandle = mpi_request_tm->DevHandle; | |
3261 | mpt3sas_base_put_smid_default(ioc, smid_sas_ctrl); | |
3262 | ||
3263 | return _scsih_check_for_pending_tm(ioc, smid); | |
3264 | } | |
3265 | ||
3266 | ||
3267 | /** | |
3268 | * _scsih_sas_control_complete - completion routine | |
3269 | * @ioc: per adapter object | |
3270 | * @smid: system request message index | |
3271 | * @msix_index: MSIX table index supplied by the OS | |
3272 | * @reply: reply message frame(lower 32bit addr) | |
3273 | * Context: interrupt time. | |
3274 | * | |
3275 | * This is the sas iounit control completion routine. | |
3276 | * This code is part of the code to initiate the device removal | |
3277 | * handshake protocol with controller firmware. | |
3278 | * | |
3279 | * Return 1 meaning mf should be freed from _base_interrupt | |
3280 | * 0 means the mf is freed from this function. | |
3281 | */ | |
3282 | static u8 | |
3283 | _scsih_sas_control_complete(struct MPT3SAS_ADAPTER *ioc, u16 smid, | |
3284 | u8 msix_index, u32 reply) | |
3285 | { | |
3286 | Mpi2SasIoUnitControlReply_t *mpi_reply = | |
3287 | mpt3sas_base_get_reply_virt_addr(ioc, reply); | |
3288 | ||
3289 | if (likely(mpi_reply)) { | |
3290 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
3291 | "sc_complete:handle(0x%04x), (open) " | |
3292 | "smid(%d), ioc_status(0x%04x), loginfo(0x%08x)\n", | |
3293 | ioc->name, le16_to_cpu(mpi_reply->DevHandle), smid, | |
3294 | le16_to_cpu(mpi_reply->IOCStatus), | |
3295 | le32_to_cpu(mpi_reply->IOCLogInfo))); | |
3296 | } else { | |
3297 | pr_err(MPT3SAS_FMT "mpi_reply not valid at %s:%d/%s()!\n", | |
3298 | ioc->name, __FILE__, __LINE__, __func__); | |
3299 | } | |
3300 | return 1; | |
3301 | } | |
3302 | ||
3303 | /** | |
3304 | * _scsih_tm_tr_volume_send - send target reset request for volumes | |
3305 | * @ioc: per adapter object | |
3306 | * @handle: device handle | |
3307 | * Context: interrupt time. | |
3308 | * | |
3309 | * This is designed to send muliple task management request at the same | |
3310 | * time to the fifo. If the fifo is full, we will append the request, | |
3311 | * and process it in a future completion. | |
3312 | */ | |
3313 | static void | |
3314 | _scsih_tm_tr_volume_send(struct MPT3SAS_ADAPTER *ioc, u16 handle) | |
3315 | { | |
3316 | Mpi2SCSITaskManagementRequest_t *mpi_request; | |
3317 | u16 smid; | |
3318 | struct _tr_list *delayed_tr; | |
3319 | ||
3320 | if (ioc->shost_recovery || ioc->remove_host || | |
3321 | ioc->pci_error_recovery) { | |
3322 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
3323 | "%s: host reset in progress!\n", | |
3324 | __func__, ioc->name)); | |
3325 | return; | |
3326 | } | |
3327 | ||
3328 | smid = mpt3sas_base_get_smid_hpr(ioc, ioc->tm_tr_volume_cb_idx); | |
3329 | if (!smid) { | |
3330 | delayed_tr = kzalloc(sizeof(*delayed_tr), GFP_ATOMIC); | |
3331 | if (!delayed_tr) | |
3332 | return; | |
3333 | INIT_LIST_HEAD(&delayed_tr->list); | |
3334 | delayed_tr->handle = handle; | |
3335 | list_add_tail(&delayed_tr->list, &ioc->delayed_tr_volume_list); | |
3336 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
3337 | "DELAYED:tr:handle(0x%04x), (open)\n", | |
3338 | ioc->name, handle)); | |
3339 | return; | |
3340 | } | |
3341 | ||
3342 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
3343 | "tr_send:handle(0x%04x), (open), smid(%d), cb(%d)\n", | |
3344 | ioc->name, handle, smid, | |
3345 | ioc->tm_tr_volume_cb_idx)); | |
3346 | mpi_request = mpt3sas_base_get_msg_frame(ioc, smid); | |
3347 | memset(mpi_request, 0, sizeof(Mpi2SCSITaskManagementRequest_t)); | |
3348 | mpi_request->Function = MPI2_FUNCTION_SCSI_TASK_MGMT; | |
3349 | mpi_request->DevHandle = cpu_to_le16(handle); | |
3350 | mpi_request->TaskType = MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET; | |
3351 | mpt3sas_base_put_smid_hi_priority(ioc, smid); | |
3352 | } | |
3353 | ||
3354 | /** | |
3355 | * _scsih_tm_volume_tr_complete - target reset completion | |
3356 | * @ioc: per adapter object | |
3357 | * @smid: system request message index | |
3358 | * @msix_index: MSIX table index supplied by the OS | |
3359 | * @reply: reply message frame(lower 32bit addr) | |
3360 | * Context: interrupt time. | |
3361 | * | |
3362 | * Return 1 meaning mf should be freed from _base_interrupt | |
3363 | * 0 means the mf is freed from this function. | |
3364 | */ | |
3365 | static u8 | |
3366 | _scsih_tm_volume_tr_complete(struct MPT3SAS_ADAPTER *ioc, u16 smid, | |
3367 | u8 msix_index, u32 reply) | |
3368 | { | |
3369 | u16 handle; | |
3370 | Mpi2SCSITaskManagementRequest_t *mpi_request_tm; | |
3371 | Mpi2SCSITaskManagementReply_t *mpi_reply = | |
3372 | mpt3sas_base_get_reply_virt_addr(ioc, reply); | |
3373 | ||
3374 | if (ioc->shost_recovery || ioc->remove_host || | |
3375 | ioc->pci_error_recovery) { | |
3376 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
3377 | "%s: host reset in progress!\n", | |
3378 | __func__, ioc->name)); | |
3379 | return 1; | |
3380 | } | |
3381 | if (unlikely(!mpi_reply)) { | |
3382 | pr_err(MPT3SAS_FMT "mpi_reply not valid at %s:%d/%s()!\n", | |
3383 | ioc->name, __FILE__, __LINE__, __func__); | |
3384 | return 1; | |
3385 | } | |
3386 | ||
3387 | mpi_request_tm = mpt3sas_base_get_msg_frame(ioc, smid); | |
3388 | handle = le16_to_cpu(mpi_request_tm->DevHandle); | |
3389 | if (handle != le16_to_cpu(mpi_reply->DevHandle)) { | |
3390 | dewtprintk(ioc, pr_err(MPT3SAS_FMT | |
3391 | "spurious interrupt: handle(0x%04x:0x%04x), smid(%d)!!!\n", | |
3392 | ioc->name, handle, | |
3393 | le16_to_cpu(mpi_reply->DevHandle), smid)); | |
3394 | return 0; | |
3395 | } | |
3396 | ||
3397 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
3398 | "tr_complete:handle(0x%04x), (open) smid(%d), ioc_status(0x%04x), " | |
3399 | "loginfo(0x%08x), completed(%d)\n", ioc->name, | |
3400 | handle, smid, le16_to_cpu(mpi_reply->IOCStatus), | |
3401 | le32_to_cpu(mpi_reply->IOCLogInfo), | |
3402 | le32_to_cpu(mpi_reply->TerminationCount))); | |
3403 | ||
3404 | return _scsih_check_for_pending_tm(ioc, smid); | |
3405 | } | |
3406 | ||
3407 | ||
3408 | /** | |
3409 | * _scsih_check_for_pending_tm - check for pending task management | |
3410 | * @ioc: per adapter object | |
3411 | * @smid: system request message index | |
3412 | * | |
3413 | * This will check delayed target reset list, and feed the | |
3414 | * next reqeust. | |
3415 | * | |
3416 | * Return 1 meaning mf should be freed from _base_interrupt | |
3417 | * 0 means the mf is freed from this function. | |
3418 | */ | |
3419 | static u8 | |
3420 | _scsih_check_for_pending_tm(struct MPT3SAS_ADAPTER *ioc, u16 smid) | |
3421 | { | |
3422 | struct _tr_list *delayed_tr; | |
3423 | ||
3424 | if (!list_empty(&ioc->delayed_tr_volume_list)) { | |
3425 | delayed_tr = list_entry(ioc->delayed_tr_volume_list.next, | |
3426 | struct _tr_list, list); | |
3427 | mpt3sas_base_free_smid(ioc, smid); | |
3428 | _scsih_tm_tr_volume_send(ioc, delayed_tr->handle); | |
3429 | list_del(&delayed_tr->list); | |
3430 | kfree(delayed_tr); | |
3431 | return 0; | |
3432 | } | |
3433 | ||
3434 | if (!list_empty(&ioc->delayed_tr_list)) { | |
3435 | delayed_tr = list_entry(ioc->delayed_tr_list.next, | |
3436 | struct _tr_list, list); | |
3437 | mpt3sas_base_free_smid(ioc, smid); | |
3438 | _scsih_tm_tr_send(ioc, delayed_tr->handle); | |
3439 | list_del(&delayed_tr->list); | |
3440 | kfree(delayed_tr); | |
3441 | return 0; | |
3442 | } | |
3443 | ||
3444 | return 1; | |
3445 | } | |
3446 | ||
3447 | /** | |
3448 | * _scsih_check_topo_delete_events - sanity check on topo events | |
3449 | * @ioc: per adapter object | |
3450 | * @event_data: the event data payload | |
3451 | * | |
3452 | * This routine added to better handle cable breaker. | |
3453 | * | |
3454 | * This handles the case where driver receives multiple expander | |
3455 | * add and delete events in a single shot. When there is a delete event | |
3456 | * the routine will void any pending add events waiting in the event queue. | |
3457 | * | |
3458 | * Return nothing. | |
3459 | */ | |
3460 | static void | |
3461 | _scsih_check_topo_delete_events(struct MPT3SAS_ADAPTER *ioc, | |
3462 | Mpi2EventDataSasTopologyChangeList_t *event_data) | |
3463 | { | |
3464 | struct fw_event_work *fw_event; | |
3465 | Mpi2EventDataSasTopologyChangeList_t *local_event_data; | |
3466 | u16 expander_handle; | |
3467 | struct _sas_node *sas_expander; | |
3468 | unsigned long flags; | |
3469 | int i, reason_code; | |
3470 | u16 handle; | |
3471 | ||
3472 | for (i = 0 ; i < event_data->NumEntries; i++) { | |
3473 | handle = le16_to_cpu(event_data->PHY[i].AttachedDevHandle); | |
3474 | if (!handle) | |
3475 | continue; | |
3476 | reason_code = event_data->PHY[i].PhyStatus & | |
3477 | MPI2_EVENT_SAS_TOPO_RC_MASK; | |
3478 | if (reason_code == MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING) | |
3479 | _scsih_tm_tr_send(ioc, handle); | |
3480 | } | |
3481 | ||
3482 | expander_handle = le16_to_cpu(event_data->ExpanderDevHandle); | |
3483 | if (expander_handle < ioc->sas_hba.num_phys) { | |
3484 | _scsih_block_io_to_children_attached_directly(ioc, event_data); | |
3485 | return; | |
3486 | } | |
3487 | if (event_data->ExpStatus == | |
3488 | MPI2_EVENT_SAS_TOPO_ES_DELAY_NOT_RESPONDING) { | |
3489 | /* put expander attached devices into blocking state */ | |
3490 | spin_lock_irqsave(&ioc->sas_node_lock, flags); | |
3491 | sas_expander = mpt3sas_scsih_expander_find_by_handle(ioc, | |
3492 | expander_handle); | |
3493 | _scsih_block_io_to_children_attached_to_ex(ioc, sas_expander); | |
3494 | spin_unlock_irqrestore(&ioc->sas_node_lock, flags); | |
3495 | do { | |
3496 | handle = find_first_bit(ioc->blocking_handles, | |
3497 | ioc->facts.MaxDevHandle); | |
3498 | if (handle < ioc->facts.MaxDevHandle) | |
3499 | _scsih_block_io_device(ioc, handle); | |
3500 | } while (test_and_clear_bit(handle, ioc->blocking_handles)); | |
3501 | } else if (event_data->ExpStatus == MPI2_EVENT_SAS_TOPO_ES_RESPONDING) | |
3502 | _scsih_block_io_to_children_attached_directly(ioc, event_data); | |
3503 | ||
3504 | if (event_data->ExpStatus != MPI2_EVENT_SAS_TOPO_ES_NOT_RESPONDING) | |
3505 | return; | |
3506 | ||
3507 | /* mark ignore flag for pending events */ | |
3508 | spin_lock_irqsave(&ioc->fw_event_lock, flags); | |
3509 | list_for_each_entry(fw_event, &ioc->fw_event_list, list) { | |
3510 | if (fw_event->event != MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST || | |
3511 | fw_event->ignore) | |
3512 | continue; | |
35b62362 JL |
3513 | local_event_data = (Mpi2EventDataSasTopologyChangeList_t *) |
3514 | fw_event->event_data; | |
f92363d1 SR |
3515 | if (local_event_data->ExpStatus == |
3516 | MPI2_EVENT_SAS_TOPO_ES_ADDED || | |
3517 | local_event_data->ExpStatus == | |
3518 | MPI2_EVENT_SAS_TOPO_ES_RESPONDING) { | |
3519 | if (le16_to_cpu(local_event_data->ExpanderDevHandle) == | |
3520 | expander_handle) { | |
3521 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
3522 | "setting ignoring flag\n", ioc->name)); | |
3523 | fw_event->ignore = 1; | |
3524 | } | |
3525 | } | |
3526 | } | |
3527 | spin_unlock_irqrestore(&ioc->fw_event_lock, flags); | |
3528 | } | |
3529 | ||
3530 | /** | |
3531 | * _scsih_set_volume_delete_flag - setting volume delete flag | |
3532 | * @ioc: per adapter object | |
3533 | * @handle: device handle | |
3534 | * | |
3535 | * This returns nothing. | |
3536 | */ | |
3537 | static void | |
3538 | _scsih_set_volume_delete_flag(struct MPT3SAS_ADAPTER *ioc, u16 handle) | |
3539 | { | |
3540 | struct _raid_device *raid_device; | |
3541 | struct MPT3SAS_TARGET *sas_target_priv_data; | |
3542 | unsigned long flags; | |
3543 | ||
3544 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
c84b06a4 | 3545 | raid_device = mpt3sas_raid_device_find_by_handle(ioc, handle); |
f92363d1 SR |
3546 | if (raid_device && raid_device->starget && |
3547 | raid_device->starget->hostdata) { | |
3548 | sas_target_priv_data = | |
3549 | raid_device->starget->hostdata; | |
3550 | sas_target_priv_data->deleted = 1; | |
3551 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
3552 | "setting delete flag: handle(0x%04x), " | |
3553 | "wwid(0x%016llx)\n", ioc->name, handle, | |
3554 | (unsigned long long) raid_device->wwid)); | |
3555 | } | |
3556 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
3557 | } | |
3558 | ||
3559 | /** | |
3560 | * _scsih_set_volume_handle_for_tr - set handle for target reset to volume | |
3561 | * @handle: input handle | |
3562 | * @a: handle for volume a | |
3563 | * @b: handle for volume b | |
3564 | * | |
3565 | * IR firmware only supports two raid volumes. The purpose of this | |
3566 | * routine is to set the volume handle in either a or b. When the given | |
3567 | * input handle is non-zero, or when a and b have not been set before. | |
3568 | */ | |
3569 | static void | |
3570 | _scsih_set_volume_handle_for_tr(u16 handle, u16 *a, u16 *b) | |
3571 | { | |
3572 | if (!handle || handle == *a || handle == *b) | |
3573 | return; | |
3574 | if (!*a) | |
3575 | *a = handle; | |
3576 | else if (!*b) | |
3577 | *b = handle; | |
3578 | } | |
3579 | ||
3580 | /** | |
3581 | * _scsih_check_ir_config_unhide_events - check for UNHIDE events | |
3582 | * @ioc: per adapter object | |
3583 | * @event_data: the event data payload | |
3584 | * Context: interrupt time. | |
3585 | * | |
3586 | * This routine will send target reset to volume, followed by target | |
3587 | * resets to the PDs. This is called when a PD has been removed, or | |
3588 | * volume has been deleted or removed. When the target reset is sent | |
3589 | * to volume, the PD target resets need to be queued to start upon | |
3590 | * completion of the volume target reset. | |
3591 | * | |
3592 | * Return nothing. | |
3593 | */ | |
3594 | static void | |
3595 | _scsih_check_ir_config_unhide_events(struct MPT3SAS_ADAPTER *ioc, | |
3596 | Mpi2EventDataIrConfigChangeList_t *event_data) | |
3597 | { | |
3598 | Mpi2EventIrConfigElement_t *element; | |
3599 | int i; | |
3600 | u16 handle, volume_handle, a, b; | |
3601 | struct _tr_list *delayed_tr; | |
3602 | ||
3603 | a = 0; | |
3604 | b = 0; | |
3605 | ||
7786ab6a SR |
3606 | if (ioc->is_warpdrive) |
3607 | return; | |
3608 | ||
f92363d1 SR |
3609 | /* Volume Resets for Deleted or Removed */ |
3610 | element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0]; | |
3611 | for (i = 0; i < event_data->NumElements; i++, element++) { | |
3612 | if (le32_to_cpu(event_data->Flags) & | |
3613 | MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG) | |
3614 | continue; | |
3615 | if (element->ReasonCode == | |
3616 | MPI2_EVENT_IR_CHANGE_RC_VOLUME_DELETED || | |
3617 | element->ReasonCode == | |
3618 | MPI2_EVENT_IR_CHANGE_RC_REMOVED) { | |
3619 | volume_handle = le16_to_cpu(element->VolDevHandle); | |
3620 | _scsih_set_volume_delete_flag(ioc, volume_handle); | |
3621 | _scsih_set_volume_handle_for_tr(volume_handle, &a, &b); | |
3622 | } | |
3623 | } | |
3624 | ||
3625 | /* Volume Resets for UNHIDE events */ | |
3626 | element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0]; | |
3627 | for (i = 0; i < event_data->NumElements; i++, element++) { | |
3628 | if (le32_to_cpu(event_data->Flags) & | |
3629 | MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG) | |
3630 | continue; | |
3631 | if (element->ReasonCode == MPI2_EVENT_IR_CHANGE_RC_UNHIDE) { | |
3632 | volume_handle = le16_to_cpu(element->VolDevHandle); | |
3633 | _scsih_set_volume_handle_for_tr(volume_handle, &a, &b); | |
3634 | } | |
3635 | } | |
3636 | ||
3637 | if (a) | |
3638 | _scsih_tm_tr_volume_send(ioc, a); | |
3639 | if (b) | |
3640 | _scsih_tm_tr_volume_send(ioc, b); | |
3641 | ||
3642 | /* PD target resets */ | |
3643 | element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0]; | |
3644 | for (i = 0; i < event_data->NumElements; i++, element++) { | |
3645 | if (element->ReasonCode != MPI2_EVENT_IR_CHANGE_RC_UNHIDE) | |
3646 | continue; | |
3647 | handle = le16_to_cpu(element->PhysDiskDevHandle); | |
3648 | volume_handle = le16_to_cpu(element->VolDevHandle); | |
3649 | clear_bit(handle, ioc->pd_handles); | |
3650 | if (!volume_handle) | |
3651 | _scsih_tm_tr_send(ioc, handle); | |
3652 | else if (volume_handle == a || volume_handle == b) { | |
3653 | delayed_tr = kzalloc(sizeof(*delayed_tr), GFP_ATOMIC); | |
3654 | BUG_ON(!delayed_tr); | |
3655 | INIT_LIST_HEAD(&delayed_tr->list); | |
3656 | delayed_tr->handle = handle; | |
3657 | list_add_tail(&delayed_tr->list, &ioc->delayed_tr_list); | |
3658 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
3659 | "DELAYED:tr:handle(0x%04x), (open)\n", ioc->name, | |
3660 | handle)); | |
3661 | } else | |
3662 | _scsih_tm_tr_send(ioc, handle); | |
3663 | } | |
3664 | } | |
3665 | ||
3666 | ||
3667 | /** | |
3668 | * _scsih_check_volume_delete_events - set delete flag for volumes | |
3669 | * @ioc: per adapter object | |
3670 | * @event_data: the event data payload | |
3671 | * Context: interrupt time. | |
3672 | * | |
3673 | * This will handle the case when the cable connected to entire volume is | |
3674 | * pulled. We will take care of setting the deleted flag so normal IO will | |
3675 | * not be sent. | |
3676 | * | |
3677 | * Return nothing. | |
3678 | */ | |
3679 | static void | |
3680 | _scsih_check_volume_delete_events(struct MPT3SAS_ADAPTER *ioc, | |
3681 | Mpi2EventDataIrVolume_t *event_data) | |
3682 | { | |
3683 | u32 state; | |
3684 | ||
3685 | if (event_data->ReasonCode != MPI2_EVENT_IR_VOLUME_RC_STATE_CHANGED) | |
3686 | return; | |
3687 | state = le32_to_cpu(event_data->NewValue); | |
3688 | if (state == MPI2_RAID_VOL_STATE_MISSING || state == | |
3689 | MPI2_RAID_VOL_STATE_FAILED) | |
3690 | _scsih_set_volume_delete_flag(ioc, | |
3691 | le16_to_cpu(event_data->VolDevHandle)); | |
3692 | } | |
3693 | ||
2d8ce8c9 SR |
3694 | /** |
3695 | * _scsih_temp_threshold_events - display temperature threshold exceeded events | |
3696 | * @ioc: per adapter object | |
3697 | * @event_data: the temp threshold event data | |
3698 | * Context: interrupt time. | |
3699 | * | |
3700 | * Return nothing. | |
3701 | */ | |
3702 | static void | |
3703 | _scsih_temp_threshold_events(struct MPT3SAS_ADAPTER *ioc, | |
3704 | Mpi2EventDataTemperature_t *event_data) | |
3705 | { | |
3706 | if (ioc->temp_sensors_count >= event_data->SensorNum) { | |
3707 | pr_err(MPT3SAS_FMT "Temperature Threshold flags %s%s%s%s" | |
3708 | " exceeded for Sensor: %d !!!\n", ioc->name, | |
3709 | ((le16_to_cpu(event_data->Status) & 0x1) == 1) ? "0 " : " ", | |
3710 | ((le16_to_cpu(event_data->Status) & 0x2) == 2) ? "1 " : " ", | |
3711 | ((le16_to_cpu(event_data->Status) & 0x4) == 4) ? "2 " : " ", | |
3712 | ((le16_to_cpu(event_data->Status) & 0x8) == 8) ? "3 " : " ", | |
3713 | event_data->SensorNum); | |
3714 | pr_err(MPT3SAS_FMT "Current Temp In Celsius: %d\n", | |
3715 | ioc->name, event_data->CurrentTemperature); | |
3716 | } | |
3717 | } | |
3718 | ||
f92363d1 SR |
3719 | /** |
3720 | * _scsih_flush_running_cmds - completing outstanding commands. | |
3721 | * @ioc: per adapter object | |
3722 | * | |
3723 | * The flushing out of all pending scmd commands following host reset, | |
3724 | * where all IO is dropped to the floor. | |
3725 | * | |
3726 | * Return nothing. | |
3727 | */ | |
3728 | static void | |
3729 | _scsih_flush_running_cmds(struct MPT3SAS_ADAPTER *ioc) | |
3730 | { | |
3731 | struct scsi_cmnd *scmd; | |
3732 | u16 smid; | |
3733 | u16 count = 0; | |
3734 | ||
3735 | for (smid = 1; smid <= ioc->scsiio_depth; smid++) { | |
3736 | scmd = _scsih_scsi_lookup_get_clear(ioc, smid); | |
3737 | if (!scmd) | |
3738 | continue; | |
3739 | count++; | |
3740 | mpt3sas_base_free_smid(ioc, smid); | |
3741 | scsi_dma_unmap(scmd); | |
3742 | if (ioc->pci_error_recovery) | |
3743 | scmd->result = DID_NO_CONNECT << 16; | |
3744 | else | |
3745 | scmd->result = DID_RESET << 16; | |
3746 | scmd->scsi_done(scmd); | |
3747 | } | |
3748 | dtmprintk(ioc, pr_info(MPT3SAS_FMT "completing %d cmds\n", | |
3749 | ioc->name, count)); | |
3750 | } | |
3751 | ||
3752 | /** | |
3753 | * _scsih_setup_eedp - setup MPI request for EEDP transfer | |
3754 | * @ioc: per adapter object | |
3755 | * @scmd: pointer to scsi command object | |
3756 | * @mpi_request: pointer to the SCSI_IO reqest message frame | |
3757 | * | |
3758 | * Supporting protection 1 and 3. | |
3759 | * | |
3760 | * Returns nothing | |
3761 | */ | |
3762 | static void | |
3763 | _scsih_setup_eedp(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd, | |
3764 | Mpi2SCSIIORequest_t *mpi_request) | |
3765 | { | |
3766 | u16 eedp_flags; | |
3767 | unsigned char prot_op = scsi_get_prot_op(scmd); | |
3768 | unsigned char prot_type = scsi_get_prot_type(scmd); | |
3769 | Mpi25SCSIIORequest_t *mpi_request_3v = | |
3770 | (Mpi25SCSIIORequest_t *)mpi_request; | |
3771 | ||
3772 | if (prot_type == SCSI_PROT_DIF_TYPE0 || prot_op == SCSI_PROT_NORMAL) | |
3773 | return; | |
3774 | ||
3775 | if (prot_op == SCSI_PROT_READ_STRIP) | |
3776 | eedp_flags = MPI2_SCSIIO_EEDPFLAGS_CHECK_REMOVE_OP; | |
3777 | else if (prot_op == SCSI_PROT_WRITE_INSERT) | |
3778 | eedp_flags = MPI2_SCSIIO_EEDPFLAGS_INSERT_OP; | |
3779 | else | |
3780 | return; | |
3781 | ||
3782 | switch (prot_type) { | |
3783 | case SCSI_PROT_DIF_TYPE1: | |
3784 | case SCSI_PROT_DIF_TYPE2: | |
3785 | ||
3786 | /* | |
3787 | * enable ref/guard checking | |
3788 | * auto increment ref tag | |
3789 | */ | |
3790 | eedp_flags |= MPI2_SCSIIO_EEDPFLAGS_INC_PRI_REFTAG | | |
3791 | MPI2_SCSIIO_EEDPFLAGS_CHECK_REFTAG | | |
3792 | MPI2_SCSIIO_EEDPFLAGS_CHECK_GUARD; | |
3793 | mpi_request->CDB.EEDP32.PrimaryReferenceTag = | |
3794 | cpu_to_be32(scsi_get_lba(scmd)); | |
3795 | break; | |
3796 | ||
3797 | case SCSI_PROT_DIF_TYPE3: | |
3798 | ||
3799 | /* | |
3800 | * enable guard checking | |
3801 | */ | |
3802 | eedp_flags |= MPI2_SCSIIO_EEDPFLAGS_CHECK_GUARD; | |
3803 | ||
3804 | break; | |
3805 | } | |
3806 | ||
3807 | mpi_request_3v->EEDPBlockSize = | |
3808 | cpu_to_le16(scmd->device->sector_size); | |
3809 | mpi_request->EEDPFlags = cpu_to_le16(eedp_flags); | |
3810 | } | |
3811 | ||
3812 | /** | |
3813 | * _scsih_eedp_error_handling - return sense code for EEDP errors | |
3814 | * @scmd: pointer to scsi command object | |
3815 | * @ioc_status: ioc status | |
3816 | * | |
3817 | * Returns nothing | |
3818 | */ | |
3819 | static void | |
3820 | _scsih_eedp_error_handling(struct scsi_cmnd *scmd, u16 ioc_status) | |
3821 | { | |
3822 | u8 ascq; | |
3823 | ||
3824 | switch (ioc_status) { | |
3825 | case MPI2_IOCSTATUS_EEDP_GUARD_ERROR: | |
3826 | ascq = 0x01; | |
3827 | break; | |
3828 | case MPI2_IOCSTATUS_EEDP_APP_TAG_ERROR: | |
3829 | ascq = 0x02; | |
3830 | break; | |
3831 | case MPI2_IOCSTATUS_EEDP_REF_TAG_ERROR: | |
3832 | ascq = 0x03; | |
3833 | break; | |
3834 | default: | |
3835 | ascq = 0x00; | |
3836 | break; | |
3837 | } | |
3838 | scsi_build_sense_buffer(0, scmd->sense_buffer, ILLEGAL_REQUEST, 0x10, | |
3839 | ascq); | |
3840 | scmd->result = DRIVER_SENSE << 24 | (DID_ABORT << 16) | | |
3841 | SAM_STAT_CHECK_CONDITION; | |
3842 | } | |
3843 | ||
3844 | ||
7786ab6a | 3845 | |
f92363d1 | 3846 | /** |
8a7e4c24 | 3847 | * scsih_qcmd - main scsi request entry point |
f92363d1 SR |
3848 | * @scmd: pointer to scsi command object |
3849 | * @done: function pointer to be invoked on completion | |
3850 | * | |
3851 | * The callback index is set inside `ioc->scsi_io_cb_idx`. | |
3852 | * | |
3853 | * Returns 0 on success. If there's a failure, return either: | |
3854 | * SCSI_MLQUEUE_DEVICE_BUSY if the device queue is full, or | |
3855 | * SCSI_MLQUEUE_HOST_BUSY if the entire host queue is full | |
3856 | */ | |
8a7e4c24 SR |
3857 | int |
3858 | scsih_qcmd(struct Scsi_Host *shost, struct scsi_cmnd *scmd) | |
f92363d1 | 3859 | { |
d8bfbd8d | 3860 | struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); |
f92363d1 SR |
3861 | struct MPT3SAS_DEVICE *sas_device_priv_data; |
3862 | struct MPT3SAS_TARGET *sas_target_priv_data; | |
7786ab6a | 3863 | struct _raid_device *raid_device; |
f92363d1 SR |
3864 | Mpi2SCSIIORequest_t *mpi_request; |
3865 | u32 mpi_control; | |
3866 | u16 smid; | |
3867 | u16 handle; | |
3868 | ||
f92363d1 SR |
3869 | if (ioc->logging_level & MPT_DEBUG_SCSI) |
3870 | scsi_print_command(scmd); | |
f92363d1 | 3871 | |
f92363d1 SR |
3872 | sas_device_priv_data = scmd->device->hostdata; |
3873 | if (!sas_device_priv_data || !sas_device_priv_data->sas_target) { | |
3874 | scmd->result = DID_NO_CONNECT << 16; | |
3875 | scmd->scsi_done(scmd); | |
3876 | return 0; | |
3877 | } | |
3878 | ||
3879 | if (ioc->pci_error_recovery || ioc->remove_host) { | |
3880 | scmd->result = DID_NO_CONNECT << 16; | |
3881 | scmd->scsi_done(scmd); | |
3882 | return 0; | |
3883 | } | |
3884 | ||
3885 | sas_target_priv_data = sas_device_priv_data->sas_target; | |
3886 | ||
3887 | /* invalid device handle */ | |
3888 | handle = sas_target_priv_data->handle; | |
3889 | if (handle == MPT3SAS_INVALID_DEVICE_HANDLE) { | |
3890 | scmd->result = DID_NO_CONNECT << 16; | |
3891 | scmd->scsi_done(scmd); | |
3892 | return 0; | |
3893 | } | |
3894 | ||
3895 | ||
3896 | /* host recovery or link resets sent via IOCTLs */ | |
3897 | if (ioc->shost_recovery || ioc->ioc_link_reset_in_progress) | |
3898 | return SCSI_MLQUEUE_HOST_BUSY; | |
3899 | ||
3900 | /* device has been deleted */ | |
3901 | else if (sas_target_priv_data->deleted) { | |
3902 | scmd->result = DID_NO_CONNECT << 16; | |
3903 | scmd->scsi_done(scmd); | |
3904 | return 0; | |
3905 | /* device busy with task managment */ | |
3906 | } else if (sas_target_priv_data->tm_busy || | |
3907 | sas_device_priv_data->block) | |
3908 | return SCSI_MLQUEUE_DEVICE_BUSY; | |
3909 | ||
3910 | if (scmd->sc_data_direction == DMA_FROM_DEVICE) | |
3911 | mpi_control = MPI2_SCSIIO_CONTROL_READ; | |
3912 | else if (scmd->sc_data_direction == DMA_TO_DEVICE) | |
3913 | mpi_control = MPI2_SCSIIO_CONTROL_WRITE; | |
3914 | else | |
3915 | mpi_control = MPI2_SCSIIO_CONTROL_NODATATRANSFER; | |
3916 | ||
3917 | /* set tags */ | |
609aa22f | 3918 | mpi_control |= MPI2_SCSIIO_CONTROL_SIMPLEQ; |
f92363d1 | 3919 | |
7786ab6a SR |
3920 | /* Make sure Device is not raid volume. |
3921 | * We do not expose raid functionality to upper layer for warpdrive. | |
3922 | */ | |
3923 | if (!ioc->is_warpdrive && !scsih_is_raid(&scmd->device->sdev_gendev) | |
15de0de2 | 3924 | && sas_is_tlr_enabled(scmd->device) && scmd->cmd_len != 32) |
f92363d1 SR |
3925 | mpi_control |= MPI2_SCSIIO_CONTROL_TLR_ON; |
3926 | ||
3927 | smid = mpt3sas_base_get_smid_scsiio(ioc, ioc->scsi_io_cb_idx, scmd); | |
3928 | if (!smid) { | |
3929 | pr_err(MPT3SAS_FMT "%s: failed obtaining a smid\n", | |
3930 | ioc->name, __func__); | |
3931 | goto out; | |
3932 | } | |
3933 | mpi_request = mpt3sas_base_get_msg_frame(ioc, smid); | |
3934 | memset(mpi_request, 0, sizeof(Mpi2SCSIIORequest_t)); | |
3935 | _scsih_setup_eedp(ioc, scmd, mpi_request); | |
3936 | ||
3937 | if (scmd->cmd_len == 32) | |
3938 | mpi_control |= 4 << MPI2_SCSIIO_CONTROL_ADDCDBLEN_SHIFT; | |
3939 | mpi_request->Function = MPI2_FUNCTION_SCSI_IO_REQUEST; | |
3940 | if (sas_device_priv_data->sas_target->flags & | |
3941 | MPT_TARGET_FLAGS_RAID_COMPONENT) | |
3942 | mpi_request->Function = MPI2_FUNCTION_RAID_SCSI_IO_PASSTHROUGH; | |
3943 | else | |
3944 | mpi_request->Function = MPI2_FUNCTION_SCSI_IO_REQUEST; | |
3945 | mpi_request->DevHandle = cpu_to_le16(handle); | |
3946 | mpi_request->DataLength = cpu_to_le32(scsi_bufflen(scmd)); | |
3947 | mpi_request->Control = cpu_to_le32(mpi_control); | |
3948 | mpi_request->IoFlags = cpu_to_le16(scmd->cmd_len); | |
3949 | mpi_request->MsgFlags = MPI2_SCSIIO_MSGFLAGS_SYSTEM_SENSE_ADDR; | |
3950 | mpi_request->SenseBufferLength = SCSI_SENSE_BUFFERSIZE; | |
3951 | mpi_request->SenseBufferLowAddress = | |
3952 | mpt3sas_base_get_sense_buffer_dma(ioc, smid); | |
3953 | mpi_request->SGLOffset0 = offsetof(Mpi2SCSIIORequest_t, SGL) / 4; | |
3954 | int_to_scsilun(sas_device_priv_data->lun, (struct scsi_lun *) | |
3955 | mpi_request->LUN); | |
3956 | memcpy(mpi_request->CDB.CDB32, scmd->cmnd, scmd->cmd_len); | |
3957 | ||
3958 | if (mpi_request->DataLength) { | |
3959 | if (ioc->build_sg_scmd(ioc, scmd, smid)) { | |
3960 | mpt3sas_base_free_smid(ioc, smid); | |
3961 | goto out; | |
3962 | } | |
3963 | } else | |
3964 | ioc->build_zero_len_sge(ioc, &mpi_request->SGL); | |
3965 | ||
7786ab6a SR |
3966 | raid_device = sas_target_priv_data->raid_device; |
3967 | if (raid_device && raid_device->direct_io_enabled) | |
c84b06a4 | 3968 | mpt3sas_setup_direct_io(ioc, scmd, raid_device, mpi_request, |
7786ab6a | 3969 | smid); |
7786ab6a | 3970 | |
f92363d1 SR |
3971 | if (likely(mpi_request->Function == MPI2_FUNCTION_SCSI_IO_REQUEST)) { |
3972 | if (sas_target_priv_data->flags & MPT_TARGET_FASTPATH_IO) { | |
3973 | mpi_request->IoFlags = cpu_to_le16(scmd->cmd_len | | |
3974 | MPI25_SCSIIO_IOFLAGS_FAST_PATH); | |
3975 | mpt3sas_base_put_smid_fast_path(ioc, smid, handle); | |
3976 | } else | |
7786ab6a SR |
3977 | mpt3sas_base_put_smid_scsi_io(ioc, smid, |
3978 | le16_to_cpu(mpi_request->DevHandle)); | |
f92363d1 SR |
3979 | } else |
3980 | mpt3sas_base_put_smid_default(ioc, smid); | |
3981 | return 0; | |
3982 | ||
3983 | out: | |
3984 | return SCSI_MLQUEUE_HOST_BUSY; | |
3985 | } | |
f92363d1 SR |
3986 | |
3987 | /** | |
3988 | * _scsih_normalize_sense - normalize descriptor and fixed format sense data | |
3989 | * @sense_buffer: sense data returned by target | |
3990 | * @data: normalized skey/asc/ascq | |
3991 | * | |
3992 | * Return nothing. | |
3993 | */ | |
3994 | static void | |
3995 | _scsih_normalize_sense(char *sense_buffer, struct sense_info *data) | |
3996 | { | |
3997 | if ((sense_buffer[0] & 0x7F) >= 0x72) { | |
3998 | /* descriptor format */ | |
3999 | data->skey = sense_buffer[1] & 0x0F; | |
4000 | data->asc = sense_buffer[2]; | |
4001 | data->ascq = sense_buffer[3]; | |
4002 | } else { | |
4003 | /* fixed format */ | |
4004 | data->skey = sense_buffer[2] & 0x0F; | |
4005 | data->asc = sense_buffer[12]; | |
4006 | data->ascq = sense_buffer[13]; | |
4007 | } | |
4008 | } | |
4009 | ||
f92363d1 SR |
4010 | /** |
4011 | * _scsih_scsi_ioc_info - translated non-succesfull SCSI_IO request | |
4012 | * @ioc: per adapter object | |
4013 | * @scmd: pointer to scsi command object | |
4014 | * @mpi_reply: reply mf payload returned from firmware | |
4015 | * | |
4016 | * scsi_status - SCSI Status code returned from target device | |
4017 | * scsi_state - state info associated with SCSI_IO determined by ioc | |
4018 | * ioc_status - ioc supplied status info | |
4019 | * | |
4020 | * Return nothing. | |
4021 | */ | |
4022 | static void | |
4023 | _scsih_scsi_ioc_info(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd, | |
4024 | Mpi2SCSIIOReply_t *mpi_reply, u16 smid) | |
4025 | { | |
4026 | u32 response_info; | |
4027 | u8 *response_bytes; | |
4028 | u16 ioc_status = le16_to_cpu(mpi_reply->IOCStatus) & | |
4029 | MPI2_IOCSTATUS_MASK; | |
4030 | u8 scsi_state = mpi_reply->SCSIState; | |
4031 | u8 scsi_status = mpi_reply->SCSIStatus; | |
4032 | char *desc_ioc_state = NULL; | |
4033 | char *desc_scsi_status = NULL; | |
4034 | char *desc_scsi_state = ioc->tmp_string; | |
4035 | u32 log_info = le32_to_cpu(mpi_reply->IOCLogInfo); | |
4036 | struct _sas_device *sas_device = NULL; | |
f92363d1 SR |
4037 | struct scsi_target *starget = scmd->device->sdev_target; |
4038 | struct MPT3SAS_TARGET *priv_target = starget->hostdata; | |
4039 | char *device_str = NULL; | |
4040 | ||
4041 | if (!priv_target) | |
4042 | return; | |
7786ab6a SR |
4043 | if (ioc->hide_ir_msg) |
4044 | device_str = "WarpDrive"; | |
4045 | else | |
4046 | device_str = "volume"; | |
f92363d1 SR |
4047 | |
4048 | if (log_info == 0x31170000) | |
4049 | return; | |
4050 | ||
4051 | switch (ioc_status) { | |
4052 | case MPI2_IOCSTATUS_SUCCESS: | |
4053 | desc_ioc_state = "success"; | |
4054 | break; | |
4055 | case MPI2_IOCSTATUS_INVALID_FUNCTION: | |
4056 | desc_ioc_state = "invalid function"; | |
4057 | break; | |
4058 | case MPI2_IOCSTATUS_SCSI_RECOVERED_ERROR: | |
4059 | desc_ioc_state = "scsi recovered error"; | |
4060 | break; | |
4061 | case MPI2_IOCSTATUS_SCSI_INVALID_DEVHANDLE: | |
4062 | desc_ioc_state = "scsi invalid dev handle"; | |
4063 | break; | |
4064 | case MPI2_IOCSTATUS_SCSI_DEVICE_NOT_THERE: | |
4065 | desc_ioc_state = "scsi device not there"; | |
4066 | break; | |
4067 | case MPI2_IOCSTATUS_SCSI_DATA_OVERRUN: | |
4068 | desc_ioc_state = "scsi data overrun"; | |
4069 | break; | |
4070 | case MPI2_IOCSTATUS_SCSI_DATA_UNDERRUN: | |
4071 | desc_ioc_state = "scsi data underrun"; | |
4072 | break; | |
4073 | case MPI2_IOCSTATUS_SCSI_IO_DATA_ERROR: | |
4074 | desc_ioc_state = "scsi io data error"; | |
4075 | break; | |
4076 | case MPI2_IOCSTATUS_SCSI_PROTOCOL_ERROR: | |
4077 | desc_ioc_state = "scsi protocol error"; | |
4078 | break; | |
4079 | case MPI2_IOCSTATUS_SCSI_TASK_TERMINATED: | |
4080 | desc_ioc_state = "scsi task terminated"; | |
4081 | break; | |
4082 | case MPI2_IOCSTATUS_SCSI_RESIDUAL_MISMATCH: | |
4083 | desc_ioc_state = "scsi residual mismatch"; | |
4084 | break; | |
4085 | case MPI2_IOCSTATUS_SCSI_TASK_MGMT_FAILED: | |
4086 | desc_ioc_state = "scsi task mgmt failed"; | |
4087 | break; | |
4088 | case MPI2_IOCSTATUS_SCSI_IOC_TERMINATED: | |
4089 | desc_ioc_state = "scsi ioc terminated"; | |
4090 | break; | |
4091 | case MPI2_IOCSTATUS_SCSI_EXT_TERMINATED: | |
4092 | desc_ioc_state = "scsi ext terminated"; | |
4093 | break; | |
4094 | case MPI2_IOCSTATUS_EEDP_GUARD_ERROR: | |
4095 | desc_ioc_state = "eedp guard error"; | |
4096 | break; | |
4097 | case MPI2_IOCSTATUS_EEDP_REF_TAG_ERROR: | |
4098 | desc_ioc_state = "eedp ref tag error"; | |
4099 | break; | |
4100 | case MPI2_IOCSTATUS_EEDP_APP_TAG_ERROR: | |
4101 | desc_ioc_state = "eedp app tag error"; | |
4102 | break; | |
b130b0d5 SS |
4103 | case MPI2_IOCSTATUS_INSUFFICIENT_POWER: |
4104 | desc_ioc_state = "insufficient power"; | |
4105 | break; | |
f92363d1 SR |
4106 | default: |
4107 | desc_ioc_state = "unknown"; | |
4108 | break; | |
4109 | } | |
4110 | ||
4111 | switch (scsi_status) { | |
4112 | case MPI2_SCSI_STATUS_GOOD: | |
4113 | desc_scsi_status = "good"; | |
4114 | break; | |
4115 | case MPI2_SCSI_STATUS_CHECK_CONDITION: | |
4116 | desc_scsi_status = "check condition"; | |
4117 | break; | |
4118 | case MPI2_SCSI_STATUS_CONDITION_MET: | |
4119 | desc_scsi_status = "condition met"; | |
4120 | break; | |
4121 | case MPI2_SCSI_STATUS_BUSY: | |
4122 | desc_scsi_status = "busy"; | |
4123 | break; | |
4124 | case MPI2_SCSI_STATUS_INTERMEDIATE: | |
4125 | desc_scsi_status = "intermediate"; | |
4126 | break; | |
4127 | case MPI2_SCSI_STATUS_INTERMEDIATE_CONDMET: | |
4128 | desc_scsi_status = "intermediate condmet"; | |
4129 | break; | |
4130 | case MPI2_SCSI_STATUS_RESERVATION_CONFLICT: | |
4131 | desc_scsi_status = "reservation conflict"; | |
4132 | break; | |
4133 | case MPI2_SCSI_STATUS_COMMAND_TERMINATED: | |
4134 | desc_scsi_status = "command terminated"; | |
4135 | break; | |
4136 | case MPI2_SCSI_STATUS_TASK_SET_FULL: | |
4137 | desc_scsi_status = "task set full"; | |
4138 | break; | |
4139 | case MPI2_SCSI_STATUS_ACA_ACTIVE: | |
4140 | desc_scsi_status = "aca active"; | |
4141 | break; | |
4142 | case MPI2_SCSI_STATUS_TASK_ABORTED: | |
4143 | desc_scsi_status = "task aborted"; | |
4144 | break; | |
4145 | default: | |
4146 | desc_scsi_status = "unknown"; | |
4147 | break; | |
4148 | } | |
4149 | ||
4150 | desc_scsi_state[0] = '\0'; | |
4151 | if (!scsi_state) | |
4152 | desc_scsi_state = " "; | |
4153 | if (scsi_state & MPI2_SCSI_STATE_RESPONSE_INFO_VALID) | |
4154 | strcat(desc_scsi_state, "response info "); | |
4155 | if (scsi_state & MPI2_SCSI_STATE_TERMINATED) | |
4156 | strcat(desc_scsi_state, "state terminated "); | |
4157 | if (scsi_state & MPI2_SCSI_STATE_NO_SCSI_STATUS) | |
4158 | strcat(desc_scsi_state, "no status "); | |
4159 | if (scsi_state & MPI2_SCSI_STATE_AUTOSENSE_FAILED) | |
4160 | strcat(desc_scsi_state, "autosense failed "); | |
4161 | if (scsi_state & MPI2_SCSI_STATE_AUTOSENSE_VALID) | |
4162 | strcat(desc_scsi_state, "autosense valid "); | |
4163 | ||
4164 | scsi_print_command(scmd); | |
4165 | ||
4166 | if (priv_target->flags & MPT_TARGET_FLAGS_VOLUME) { | |
4167 | pr_warn(MPT3SAS_FMT "\t%s wwid(0x%016llx)\n", ioc->name, | |
4168 | device_str, (unsigned long long)priv_target->sas_address); | |
4169 | } else { | |
d1cb5e49 | 4170 | sas_device = mpt3sas_get_sdev_from_target(ioc, priv_target); |
f92363d1 SR |
4171 | if (sas_device) { |
4172 | pr_warn(MPT3SAS_FMT | |
4173 | "\tsas_address(0x%016llx), phy(%d)\n", | |
4174 | ioc->name, (unsigned long long) | |
4175 | sas_device->sas_address, sas_device->phy); | |
e6d45e3e SR |
4176 | if (sas_device->enclosure_handle != 0) |
4177 | pr_warn(MPT3SAS_FMT | |
4178 | "\tenclosure_logical_id(0x%016llx)," | |
4179 | "slot(%d)\n", ioc->name, | |
4180 | (unsigned long long) | |
4181 | sas_device->enclosure_logical_id, | |
4182 | sas_device->slot); | |
4183 | if (sas_device->connector_name[0]) | |
4184 | pr_warn(MPT3SAS_FMT | |
4185 | "\tenclosure level(0x%04x)," | |
4186 | " connector name( %s)\n", ioc->name, | |
4187 | sas_device->enclosure_level, | |
4188 | sas_device->connector_name); | |
d1cb5e49 SR |
4189 | |
4190 | sas_device_put(sas_device); | |
f92363d1 | 4191 | } |
f92363d1 SR |
4192 | } |
4193 | ||
4194 | pr_warn(MPT3SAS_FMT | |
4195 | "\thandle(0x%04x), ioc_status(%s)(0x%04x), smid(%d)\n", | |
4196 | ioc->name, le16_to_cpu(mpi_reply->DevHandle), | |
4197 | desc_ioc_state, ioc_status, smid); | |
4198 | pr_warn(MPT3SAS_FMT | |
4199 | "\trequest_len(%d), underflow(%d), resid(%d)\n", | |
4200 | ioc->name, scsi_bufflen(scmd), scmd->underflow, | |
4201 | scsi_get_resid(scmd)); | |
4202 | pr_warn(MPT3SAS_FMT | |
4203 | "\ttag(%d), transfer_count(%d), sc->result(0x%08x)\n", | |
4204 | ioc->name, le16_to_cpu(mpi_reply->TaskTag), | |
4205 | le32_to_cpu(mpi_reply->TransferCount), scmd->result); | |
4206 | pr_warn(MPT3SAS_FMT | |
4207 | "\tscsi_status(%s)(0x%02x), scsi_state(%s)(0x%02x)\n", | |
4208 | ioc->name, desc_scsi_status, | |
4209 | scsi_status, desc_scsi_state, scsi_state); | |
4210 | ||
4211 | if (scsi_state & MPI2_SCSI_STATE_AUTOSENSE_VALID) { | |
4212 | struct sense_info data; | |
4213 | _scsih_normalize_sense(scmd->sense_buffer, &data); | |
4214 | pr_warn(MPT3SAS_FMT | |
4215 | "\t[sense_key,asc,ascq]: [0x%02x,0x%02x,0x%02x], count(%d)\n", | |
4216 | ioc->name, data.skey, | |
4217 | data.asc, data.ascq, le32_to_cpu(mpi_reply->SenseCount)); | |
4218 | } | |
4219 | ||
4220 | if (scsi_state & MPI2_SCSI_STATE_RESPONSE_INFO_VALID) { | |
4221 | response_info = le32_to_cpu(mpi_reply->ResponseInfo); | |
4222 | response_bytes = (u8 *)&response_info; | |
4223 | _scsih_response_code(ioc, response_bytes[0]); | |
4224 | } | |
4225 | } | |
f92363d1 SR |
4226 | |
4227 | /** | |
0f624c39 | 4228 | * _scsih_turn_on_pfa_led - illuminate PFA LED |
f92363d1 SR |
4229 | * @ioc: per adapter object |
4230 | * @handle: device handle | |
4231 | * Context: process | |
4232 | * | |
4233 | * Return nothing. | |
4234 | */ | |
4235 | static void | |
0f624c39 | 4236 | _scsih_turn_on_pfa_led(struct MPT3SAS_ADAPTER *ioc, u16 handle) |
f92363d1 SR |
4237 | { |
4238 | Mpi2SepReply_t mpi_reply; | |
4239 | Mpi2SepRequest_t mpi_request; | |
0f624c39 SR |
4240 | struct _sas_device *sas_device; |
4241 | ||
d1cb5e49 | 4242 | sas_device = mpt3sas_get_sdev_by_handle(ioc, handle); |
0f624c39 SR |
4243 | if (!sas_device) |
4244 | return; | |
f92363d1 SR |
4245 | |
4246 | memset(&mpi_request, 0, sizeof(Mpi2SepRequest_t)); | |
4247 | mpi_request.Function = MPI2_FUNCTION_SCSI_ENCLOSURE_PROCESSOR; | |
4248 | mpi_request.Action = MPI2_SEP_REQ_ACTION_WRITE_STATUS; | |
4249 | mpi_request.SlotStatus = | |
4250 | cpu_to_le32(MPI2_SEP_REQ_SLOTSTATUS_PREDICTED_FAULT); | |
4251 | mpi_request.DevHandle = cpu_to_le16(handle); | |
4252 | mpi_request.Flags = MPI2_SEP_REQ_FLAGS_DEVHANDLE_ADDRESS; | |
4253 | if ((mpt3sas_base_scsi_enclosure_processor(ioc, &mpi_reply, | |
4254 | &mpi_request)) != 0) { | |
4255 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", ioc->name, | |
4256 | __FILE__, __LINE__, __func__); | |
d1cb5e49 | 4257 | goto out; |
f92363d1 | 4258 | } |
0f624c39 | 4259 | sas_device->pfa_led_on = 1; |
f92363d1 SR |
4260 | |
4261 | if (mpi_reply.IOCStatus || mpi_reply.IOCLogInfo) { | |
4262 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
4263 | "enclosure_processor: ioc_status (0x%04x), loginfo(0x%08x)\n", | |
4264 | ioc->name, le16_to_cpu(mpi_reply.IOCStatus), | |
4265 | le32_to_cpu(mpi_reply.IOCLogInfo))); | |
d1cb5e49 | 4266 | goto out; |
f92363d1 | 4267 | } |
d1cb5e49 SR |
4268 | out: |
4269 | sas_device_put(sas_device); | |
f92363d1 | 4270 | } |
d1cb5e49 | 4271 | |
0f624c39 SR |
4272 | /** |
4273 | * _scsih_turn_off_pfa_led - turn off Fault LED | |
4274 | * @ioc: per adapter object | |
4275 | * @sas_device: sas device whose PFA LED has to turned off | |
4276 | * Context: process | |
4277 | * | |
4278 | * Return nothing. | |
4279 | */ | |
4280 | static void | |
4281 | _scsih_turn_off_pfa_led(struct MPT3SAS_ADAPTER *ioc, | |
4282 | struct _sas_device *sas_device) | |
4283 | { | |
4284 | Mpi2SepReply_t mpi_reply; | |
4285 | Mpi2SepRequest_t mpi_request; | |
f92363d1 | 4286 | |
0f624c39 SR |
4287 | memset(&mpi_request, 0, sizeof(Mpi2SepRequest_t)); |
4288 | mpi_request.Function = MPI2_FUNCTION_SCSI_ENCLOSURE_PROCESSOR; | |
4289 | mpi_request.Action = MPI2_SEP_REQ_ACTION_WRITE_STATUS; | |
4290 | mpi_request.SlotStatus = 0; | |
4291 | mpi_request.Slot = cpu_to_le16(sas_device->slot); | |
4292 | mpi_request.DevHandle = 0; | |
4293 | mpi_request.EnclosureHandle = cpu_to_le16(sas_device->enclosure_handle); | |
4294 | mpi_request.Flags = MPI2_SEP_REQ_FLAGS_ENCLOSURE_SLOT_ADDRESS; | |
4295 | if ((mpt3sas_base_scsi_enclosure_processor(ioc, &mpi_reply, | |
4296 | &mpi_request)) != 0) { | |
4297 | printk(MPT3SAS_FMT "failure at %s:%d/%s()!\n", ioc->name, | |
4298 | __FILE__, __LINE__, __func__); | |
4299 | return; | |
4300 | } | |
4301 | ||
4302 | if (mpi_reply.IOCStatus || mpi_reply.IOCLogInfo) { | |
4303 | dewtprintk(ioc, printk(MPT3SAS_FMT | |
4304 | "enclosure_processor: ioc_status (0x%04x), loginfo(0x%08x)\n", | |
4305 | ioc->name, le16_to_cpu(mpi_reply.IOCStatus), | |
4306 | le32_to_cpu(mpi_reply.IOCLogInfo))); | |
4307 | return; | |
4308 | } | |
4309 | } | |
d1cb5e49 | 4310 | |
f92363d1 | 4311 | /** |
0f624c39 | 4312 | * _scsih_send_event_to_turn_on_pfa_led - fire delayed event |
f92363d1 SR |
4313 | * @ioc: per adapter object |
4314 | * @handle: device handle | |
4315 | * Context: interrupt. | |
4316 | * | |
4317 | * Return nothing. | |
4318 | */ | |
4319 | static void | |
0f624c39 | 4320 | _scsih_send_event_to_turn_on_pfa_led(struct MPT3SAS_ADAPTER *ioc, u16 handle) |
f92363d1 SR |
4321 | { |
4322 | struct fw_event_work *fw_event; | |
4323 | ||
146b16c8 | 4324 | fw_event = alloc_fw_event_work(0); |
f92363d1 SR |
4325 | if (!fw_event) |
4326 | return; | |
0f624c39 | 4327 | fw_event->event = MPT3SAS_TURN_ON_PFA_LED; |
f92363d1 SR |
4328 | fw_event->device_handle = handle; |
4329 | fw_event->ioc = ioc; | |
4330 | _scsih_fw_event_add(ioc, fw_event); | |
146b16c8 | 4331 | fw_event_work_put(fw_event); |
f92363d1 SR |
4332 | } |
4333 | ||
4334 | /** | |
4335 | * _scsih_smart_predicted_fault - process smart errors | |
4336 | * @ioc: per adapter object | |
4337 | * @handle: device handle | |
4338 | * Context: interrupt. | |
4339 | * | |
4340 | * Return nothing. | |
4341 | */ | |
4342 | static void | |
4343 | _scsih_smart_predicted_fault(struct MPT3SAS_ADAPTER *ioc, u16 handle) | |
4344 | { | |
4345 | struct scsi_target *starget; | |
4346 | struct MPT3SAS_TARGET *sas_target_priv_data; | |
4347 | Mpi2EventNotificationReply_t *event_reply; | |
4348 | Mpi2EventDataSasDeviceStatusChange_t *event_data; | |
4349 | struct _sas_device *sas_device; | |
4350 | ssize_t sz; | |
4351 | unsigned long flags; | |
4352 | ||
4353 | /* only handle non-raid devices */ | |
4354 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
d1cb5e49 SR |
4355 | sas_device = __mpt3sas_get_sdev_by_handle(ioc, handle); |
4356 | if (!sas_device) | |
4357 | goto out_unlock; | |
4358 | ||
f92363d1 SR |
4359 | starget = sas_device->starget; |
4360 | sas_target_priv_data = starget->hostdata; | |
4361 | ||
4362 | if ((sas_target_priv_data->flags & MPT_TARGET_FLAGS_RAID_COMPONENT) || | |
d1cb5e49 SR |
4363 | ((sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME))) |
4364 | goto out_unlock; | |
4365 | ||
e6d45e3e SR |
4366 | if (sas_device->enclosure_handle != 0) |
4367 | starget_printk(KERN_INFO, starget, "predicted fault, " | |
4368 | "enclosure logical id(0x%016llx), slot(%d)\n", | |
4369 | (unsigned long long)sas_device->enclosure_logical_id, | |
4370 | sas_device->slot); | |
4371 | if (sas_device->connector_name[0] != '\0') | |
4372 | starget_printk(KERN_WARNING, starget, "predicted fault, " | |
4373 | "enclosure level(0x%04x), connector name( %s)\n", | |
4374 | sas_device->enclosure_level, | |
4375 | sas_device->connector_name); | |
f92363d1 SR |
4376 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
4377 | ||
4378 | if (ioc->pdev->subsystem_vendor == PCI_VENDOR_ID_IBM) | |
0f624c39 | 4379 | _scsih_send_event_to_turn_on_pfa_led(ioc, handle); |
f92363d1 SR |
4380 | |
4381 | /* insert into event log */ | |
4382 | sz = offsetof(Mpi2EventNotificationReply_t, EventData) + | |
4383 | sizeof(Mpi2EventDataSasDeviceStatusChange_t); | |
4384 | event_reply = kzalloc(sz, GFP_KERNEL); | |
4385 | if (!event_reply) { | |
4386 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
4387 | ioc->name, __FILE__, __LINE__, __func__); | |
d1cb5e49 | 4388 | goto out; |
f92363d1 SR |
4389 | } |
4390 | ||
4391 | event_reply->Function = MPI2_FUNCTION_EVENT_NOTIFICATION; | |
4392 | event_reply->Event = | |
4393 | cpu_to_le16(MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE); | |
4394 | event_reply->MsgLength = sz/4; | |
4395 | event_reply->EventDataLength = | |
4396 | cpu_to_le16(sizeof(Mpi2EventDataSasDeviceStatusChange_t)/4); | |
4397 | event_data = (Mpi2EventDataSasDeviceStatusChange_t *) | |
4398 | event_reply->EventData; | |
4399 | event_data->ReasonCode = MPI2_EVENT_SAS_DEV_STAT_RC_SMART_DATA; | |
4400 | event_data->ASC = 0x5D; | |
4401 | event_data->DevHandle = cpu_to_le16(handle); | |
4402 | event_data->SASAddress = cpu_to_le64(sas_target_priv_data->sas_address); | |
4403 | mpt3sas_ctl_add_to_event_log(ioc, event_reply); | |
4404 | kfree(event_reply); | |
d1cb5e49 SR |
4405 | out: |
4406 | if (sas_device) | |
4407 | sas_device_put(sas_device); | |
4408 | return; | |
4409 | ||
4410 | out_unlock: | |
4411 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
4412 | goto out; | |
f92363d1 SR |
4413 | } |
4414 | ||
4415 | /** | |
4416 | * _scsih_io_done - scsi request callback | |
4417 | * @ioc: per adapter object | |
4418 | * @smid: system request message index | |
4419 | * @msix_index: MSIX table index supplied by the OS | |
4420 | * @reply: reply message frame(lower 32bit addr) | |
4421 | * | |
4422 | * Callback handler when using _scsih_qcmd. | |
4423 | * | |
4424 | * Return 1 meaning mf should be freed from _base_interrupt | |
4425 | * 0 means the mf is freed from this function. | |
4426 | */ | |
4427 | static u8 | |
4428 | _scsih_io_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply) | |
4429 | { | |
4430 | Mpi2SCSIIORequest_t *mpi_request; | |
4431 | Mpi2SCSIIOReply_t *mpi_reply; | |
4432 | struct scsi_cmnd *scmd; | |
4433 | u16 ioc_status; | |
4434 | u32 xfer_cnt; | |
4435 | u8 scsi_state; | |
4436 | u8 scsi_status; | |
4437 | u32 log_info; | |
4438 | struct MPT3SAS_DEVICE *sas_device_priv_data; | |
4439 | u32 response_code = 0; | |
7786ab6a | 4440 | unsigned long flags; |
f92363d1 SR |
4441 | |
4442 | mpi_reply = mpt3sas_base_get_reply_virt_addr(ioc, reply); | |
4443 | scmd = _scsih_scsi_lookup_get_clear(ioc, smid); | |
4444 | if (scmd == NULL) | |
4445 | return 1; | |
4446 | ||
4447 | mpi_request = mpt3sas_base_get_msg_frame(ioc, smid); | |
4448 | ||
4449 | if (mpi_reply == NULL) { | |
4450 | scmd->result = DID_OK << 16; | |
4451 | goto out; | |
4452 | } | |
4453 | ||
4454 | sas_device_priv_data = scmd->device->hostdata; | |
4455 | if (!sas_device_priv_data || !sas_device_priv_data->sas_target || | |
4456 | sas_device_priv_data->sas_target->deleted) { | |
4457 | scmd->result = DID_NO_CONNECT << 16; | |
4458 | goto out; | |
4459 | } | |
4460 | ioc_status = le16_to_cpu(mpi_reply->IOCStatus); | |
4461 | ||
7786ab6a SR |
4462 | /* |
4463 | * WARPDRIVE: If direct_io is set then it is directIO, | |
4464 | * the failed direct I/O should be redirected to volume | |
4465 | */ | |
c84b06a4 | 4466 | if (mpt3sas_scsi_direct_io_get(ioc, smid) && |
7786ab6a SR |
4467 | ((ioc_status & MPI2_IOCSTATUS_MASK) |
4468 | != MPI2_IOCSTATUS_SCSI_TASK_TERMINATED)) { | |
4469 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); | |
4470 | ioc->scsi_lookup[smid - 1].scmd = scmd; | |
4471 | spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); | |
c84b06a4 | 4472 | mpt3sas_scsi_direct_io_set(ioc, smid, 0); |
7786ab6a SR |
4473 | memcpy(mpi_request->CDB.CDB32, scmd->cmnd, scmd->cmd_len); |
4474 | mpi_request->DevHandle = | |
4475 | cpu_to_le16(sas_device_priv_data->sas_target->handle); | |
4476 | mpt3sas_base_put_smid_scsi_io(ioc, smid, | |
4477 | sas_device_priv_data->sas_target->handle); | |
4478 | return 0; | |
4479 | } | |
f92363d1 SR |
4480 | /* turning off TLR */ |
4481 | scsi_state = mpi_reply->SCSIState; | |
4482 | if (scsi_state & MPI2_SCSI_STATE_RESPONSE_INFO_VALID) | |
4483 | response_code = | |
4484 | le32_to_cpu(mpi_reply->ResponseInfo) & 0xFF; | |
4485 | if (!sas_device_priv_data->tlr_snoop_check) { | |
4486 | sas_device_priv_data->tlr_snoop_check++; | |
7786ab6a SR |
4487 | if (!ioc->is_warpdrive && |
4488 | !scsih_is_raid(&scmd->device->sdev_gendev) && | |
c84b06a4 SR |
4489 | sas_is_tlr_enabled(scmd->device) && |
4490 | response_code == MPI2_SCSITASKMGMT_RSP_INVALID_FRAME) { | |
4491 | sas_disable_tlr(scmd->device); | |
4492 | sdev_printk(KERN_INFO, scmd->device, "TLR disabled\n"); | |
4493 | } | |
f92363d1 SR |
4494 | } |
4495 | ||
4496 | xfer_cnt = le32_to_cpu(mpi_reply->TransferCount); | |
4497 | scsi_set_resid(scmd, scsi_bufflen(scmd) - xfer_cnt); | |
4498 | if (ioc_status & MPI2_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE) | |
4499 | log_info = le32_to_cpu(mpi_reply->IOCLogInfo); | |
4500 | else | |
4501 | log_info = 0; | |
4502 | ioc_status &= MPI2_IOCSTATUS_MASK; | |
4503 | scsi_status = mpi_reply->SCSIStatus; | |
4504 | ||
4505 | if (ioc_status == MPI2_IOCSTATUS_SCSI_DATA_UNDERRUN && xfer_cnt == 0 && | |
4506 | (scsi_status == MPI2_SCSI_STATUS_BUSY || | |
4507 | scsi_status == MPI2_SCSI_STATUS_RESERVATION_CONFLICT || | |
4508 | scsi_status == MPI2_SCSI_STATUS_TASK_SET_FULL)) { | |
4509 | ioc_status = MPI2_IOCSTATUS_SUCCESS; | |
4510 | } | |
4511 | ||
4512 | if (scsi_state & MPI2_SCSI_STATE_AUTOSENSE_VALID) { | |
4513 | struct sense_info data; | |
4514 | const void *sense_data = mpt3sas_base_get_sense_buffer(ioc, | |
4515 | smid); | |
4516 | u32 sz = min_t(u32, SCSI_SENSE_BUFFERSIZE, | |
4517 | le32_to_cpu(mpi_reply->SenseCount)); | |
4518 | memcpy(scmd->sense_buffer, sense_data, sz); | |
4519 | _scsih_normalize_sense(scmd->sense_buffer, &data); | |
4520 | /* failure prediction threshold exceeded */ | |
4521 | if (data.asc == 0x5D) | |
4522 | _scsih_smart_predicted_fault(ioc, | |
4523 | le16_to_cpu(mpi_reply->DevHandle)); | |
4524 | mpt3sas_trigger_scsi(ioc, data.skey, data.asc, data.ascq); | |
f92363d1 | 4525 | |
e6d45e3e SR |
4526 | if (!(ioc->logging_level & MPT_DEBUG_REPLY) && |
4527 | ((scmd->sense_buffer[2] == UNIT_ATTENTION) || | |
4528 | (scmd->sense_buffer[2] == MEDIUM_ERROR) || | |
4529 | (scmd->sense_buffer[2] == HARDWARE_ERROR))) | |
4530 | _scsih_scsi_ioc_info(ioc, scmd, mpi_reply, smid); | |
e6d45e3e | 4531 | } |
f92363d1 SR |
4532 | switch (ioc_status) { |
4533 | case MPI2_IOCSTATUS_BUSY: | |
4534 | case MPI2_IOCSTATUS_INSUFFICIENT_RESOURCES: | |
4535 | scmd->result = SAM_STAT_BUSY; | |
4536 | break; | |
4537 | ||
4538 | case MPI2_IOCSTATUS_SCSI_DEVICE_NOT_THERE: | |
4539 | scmd->result = DID_NO_CONNECT << 16; | |
4540 | break; | |
4541 | ||
4542 | case MPI2_IOCSTATUS_SCSI_IOC_TERMINATED: | |
4543 | if (sas_device_priv_data->block) { | |
4544 | scmd->result = DID_TRANSPORT_DISRUPTED << 16; | |
4545 | goto out; | |
4546 | } | |
4547 | if (log_info == 0x31110630) { | |
4548 | if (scmd->retries > 2) { | |
4549 | scmd->result = DID_NO_CONNECT << 16; | |
4550 | scsi_device_set_state(scmd->device, | |
4551 | SDEV_OFFLINE); | |
4552 | } else { | |
4553 | scmd->result = DID_SOFT_ERROR << 16; | |
4554 | scmd->device->expecting_cc_ua = 1; | |
4555 | } | |
4556 | break; | |
3898f08e SR |
4557 | } else if (log_info == VIRTUAL_IO_FAILED_RETRY) { |
4558 | scmd->result = DID_RESET << 16; | |
4559 | break; | |
f92363d1 SR |
4560 | } |
4561 | scmd->result = DID_SOFT_ERROR << 16; | |
4562 | break; | |
4563 | case MPI2_IOCSTATUS_SCSI_TASK_TERMINATED: | |
4564 | case MPI2_IOCSTATUS_SCSI_EXT_TERMINATED: | |
4565 | scmd->result = DID_RESET << 16; | |
4566 | break; | |
4567 | ||
4568 | case MPI2_IOCSTATUS_SCSI_RESIDUAL_MISMATCH: | |
4569 | if ((xfer_cnt == 0) || (scmd->underflow > xfer_cnt)) | |
4570 | scmd->result = DID_SOFT_ERROR << 16; | |
4571 | else | |
4572 | scmd->result = (DID_OK << 16) | scsi_status; | |
4573 | break; | |
4574 | ||
4575 | case MPI2_IOCSTATUS_SCSI_DATA_UNDERRUN: | |
4576 | scmd->result = (DID_OK << 16) | scsi_status; | |
4577 | ||
4578 | if ((scsi_state & MPI2_SCSI_STATE_AUTOSENSE_VALID)) | |
4579 | break; | |
4580 | ||
4581 | if (xfer_cnt < scmd->underflow) { | |
4582 | if (scsi_status == SAM_STAT_BUSY) | |
4583 | scmd->result = SAM_STAT_BUSY; | |
4584 | else | |
4585 | scmd->result = DID_SOFT_ERROR << 16; | |
4586 | } else if (scsi_state & (MPI2_SCSI_STATE_AUTOSENSE_FAILED | | |
4587 | MPI2_SCSI_STATE_NO_SCSI_STATUS)) | |
4588 | scmd->result = DID_SOFT_ERROR << 16; | |
4589 | else if (scsi_state & MPI2_SCSI_STATE_TERMINATED) | |
4590 | scmd->result = DID_RESET << 16; | |
4591 | else if (!xfer_cnt && scmd->cmnd[0] == REPORT_LUNS) { | |
4592 | mpi_reply->SCSIState = MPI2_SCSI_STATE_AUTOSENSE_VALID; | |
4593 | mpi_reply->SCSIStatus = SAM_STAT_CHECK_CONDITION; | |
4594 | scmd->result = (DRIVER_SENSE << 24) | | |
4595 | SAM_STAT_CHECK_CONDITION; | |
4596 | scmd->sense_buffer[0] = 0x70; | |
4597 | scmd->sense_buffer[2] = ILLEGAL_REQUEST; | |
4598 | scmd->sense_buffer[12] = 0x20; | |
4599 | scmd->sense_buffer[13] = 0; | |
4600 | } | |
4601 | break; | |
4602 | ||
4603 | case MPI2_IOCSTATUS_SCSI_DATA_OVERRUN: | |
4604 | scsi_set_resid(scmd, 0); | |
4605 | case MPI2_IOCSTATUS_SCSI_RECOVERED_ERROR: | |
4606 | case MPI2_IOCSTATUS_SUCCESS: | |
4607 | scmd->result = (DID_OK << 16) | scsi_status; | |
4608 | if (response_code == | |
4609 | MPI2_SCSITASKMGMT_RSP_INVALID_FRAME || | |
4610 | (scsi_state & (MPI2_SCSI_STATE_AUTOSENSE_FAILED | | |
4611 | MPI2_SCSI_STATE_NO_SCSI_STATUS))) | |
4612 | scmd->result = DID_SOFT_ERROR << 16; | |
4613 | else if (scsi_state & MPI2_SCSI_STATE_TERMINATED) | |
4614 | scmd->result = DID_RESET << 16; | |
4615 | break; | |
4616 | ||
4617 | case MPI2_IOCSTATUS_EEDP_GUARD_ERROR: | |
4618 | case MPI2_IOCSTATUS_EEDP_REF_TAG_ERROR: | |
4619 | case MPI2_IOCSTATUS_EEDP_APP_TAG_ERROR: | |
4620 | _scsih_eedp_error_handling(scmd, ioc_status); | |
4621 | break; | |
4622 | ||
4623 | case MPI2_IOCSTATUS_SCSI_PROTOCOL_ERROR: | |
4624 | case MPI2_IOCSTATUS_INVALID_FUNCTION: | |
4625 | case MPI2_IOCSTATUS_INVALID_SGL: | |
4626 | case MPI2_IOCSTATUS_INTERNAL_ERROR: | |
4627 | case MPI2_IOCSTATUS_INVALID_FIELD: | |
4628 | case MPI2_IOCSTATUS_INVALID_STATE: | |
4629 | case MPI2_IOCSTATUS_SCSI_IO_DATA_ERROR: | |
4630 | case MPI2_IOCSTATUS_SCSI_TASK_MGMT_FAILED: | |
b130b0d5 | 4631 | case MPI2_IOCSTATUS_INSUFFICIENT_POWER: |
f92363d1 SR |
4632 | default: |
4633 | scmd->result = DID_SOFT_ERROR << 16; | |
4634 | break; | |
4635 | ||
4636 | } | |
4637 | ||
f92363d1 SR |
4638 | if (scmd->result && (ioc->logging_level & MPT_DEBUG_REPLY)) |
4639 | _scsih_scsi_ioc_info(ioc , scmd, mpi_reply, smid); | |
f92363d1 SR |
4640 | |
4641 | out: | |
4642 | ||
4643 | scsi_dma_unmap(scmd); | |
4644 | ||
4645 | scmd->scsi_done(scmd); | |
4646 | return 1; | |
4647 | } | |
4648 | ||
4649 | /** | |
4650 | * _scsih_sas_host_refresh - refreshing sas host object contents | |
4651 | * @ioc: per adapter object | |
4652 | * Context: user | |
4653 | * | |
4654 | * During port enable, fw will send topology events for every device. Its | |
4655 | * possible that the handles may change from the previous setting, so this | |
4656 | * code keeping handles updating if changed. | |
4657 | * | |
4658 | * Return nothing. | |
4659 | */ | |
4660 | static void | |
4661 | _scsih_sas_host_refresh(struct MPT3SAS_ADAPTER *ioc) | |
4662 | { | |
4663 | u16 sz; | |
4664 | u16 ioc_status; | |
4665 | int i; | |
4666 | Mpi2ConfigReply_t mpi_reply; | |
4667 | Mpi2SasIOUnitPage0_t *sas_iounit_pg0 = NULL; | |
4668 | u16 attached_handle; | |
4669 | u8 link_rate; | |
4670 | ||
4671 | dtmprintk(ioc, pr_info(MPT3SAS_FMT | |
4672 | "updating handles for sas_host(0x%016llx)\n", | |
4673 | ioc->name, (unsigned long long)ioc->sas_hba.sas_address)); | |
4674 | ||
4675 | sz = offsetof(Mpi2SasIOUnitPage0_t, PhyData) + (ioc->sas_hba.num_phys | |
4676 | * sizeof(Mpi2SasIOUnit0PhyData_t)); | |
4677 | sas_iounit_pg0 = kzalloc(sz, GFP_KERNEL); | |
4678 | if (!sas_iounit_pg0) { | |
4679 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
4680 | ioc->name, __FILE__, __LINE__, __func__); | |
4681 | return; | |
4682 | } | |
4683 | ||
4684 | if ((mpt3sas_config_get_sas_iounit_pg0(ioc, &mpi_reply, | |
4685 | sas_iounit_pg0, sz)) != 0) | |
4686 | goto out; | |
4687 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK; | |
4688 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) | |
4689 | goto out; | |
4690 | for (i = 0; i < ioc->sas_hba.num_phys ; i++) { | |
4691 | link_rate = sas_iounit_pg0->PhyData[i].NegotiatedLinkRate >> 4; | |
4692 | if (i == 0) | |
4693 | ioc->sas_hba.handle = le16_to_cpu(sas_iounit_pg0-> | |
4694 | PhyData[0].ControllerDevHandle); | |
4695 | ioc->sas_hba.phy[i].handle = ioc->sas_hba.handle; | |
4696 | attached_handle = le16_to_cpu(sas_iounit_pg0->PhyData[i]. | |
4697 | AttachedDevHandle); | |
4698 | if (attached_handle && link_rate < MPI2_SAS_NEG_LINK_RATE_1_5) | |
4699 | link_rate = MPI2_SAS_NEG_LINK_RATE_1_5; | |
4700 | mpt3sas_transport_update_links(ioc, ioc->sas_hba.sas_address, | |
4701 | attached_handle, i, link_rate); | |
4702 | } | |
4703 | out: | |
4704 | kfree(sas_iounit_pg0); | |
4705 | } | |
4706 | ||
4707 | /** | |
4708 | * _scsih_sas_host_add - create sas host object | |
4709 | * @ioc: per adapter object | |
4710 | * | |
4711 | * Creating host side data object, stored in ioc->sas_hba | |
4712 | * | |
4713 | * Return nothing. | |
4714 | */ | |
4715 | static void | |
4716 | _scsih_sas_host_add(struct MPT3SAS_ADAPTER *ioc) | |
4717 | { | |
4718 | int i; | |
4719 | Mpi2ConfigReply_t mpi_reply; | |
4720 | Mpi2SasIOUnitPage0_t *sas_iounit_pg0 = NULL; | |
4721 | Mpi2SasIOUnitPage1_t *sas_iounit_pg1 = NULL; | |
4722 | Mpi2SasPhyPage0_t phy_pg0; | |
4723 | Mpi2SasDevicePage0_t sas_device_pg0; | |
4724 | Mpi2SasEnclosurePage0_t enclosure_pg0; | |
4725 | u16 ioc_status; | |
4726 | u16 sz; | |
4727 | u8 device_missing_delay; | |
4728 | ||
4729 | mpt3sas_config_get_number_hba_phys(ioc, &ioc->sas_hba.num_phys); | |
4730 | if (!ioc->sas_hba.num_phys) { | |
4731 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
4732 | ioc->name, __FILE__, __LINE__, __func__); | |
4733 | return; | |
4734 | } | |
4735 | ||
4736 | /* sas_iounit page 0 */ | |
4737 | sz = offsetof(Mpi2SasIOUnitPage0_t, PhyData) + (ioc->sas_hba.num_phys * | |
4738 | sizeof(Mpi2SasIOUnit0PhyData_t)); | |
4739 | sas_iounit_pg0 = kzalloc(sz, GFP_KERNEL); | |
4740 | if (!sas_iounit_pg0) { | |
4741 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
4742 | ioc->name, __FILE__, __LINE__, __func__); | |
4743 | return; | |
4744 | } | |
4745 | if ((mpt3sas_config_get_sas_iounit_pg0(ioc, &mpi_reply, | |
4746 | sas_iounit_pg0, sz))) { | |
4747 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
4748 | ioc->name, __FILE__, __LINE__, __func__); | |
4749 | goto out; | |
4750 | } | |
4751 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
4752 | MPI2_IOCSTATUS_MASK; | |
4753 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { | |
4754 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
4755 | ioc->name, __FILE__, __LINE__, __func__); | |
4756 | goto out; | |
4757 | } | |
4758 | ||
4759 | /* sas_iounit page 1 */ | |
4760 | sz = offsetof(Mpi2SasIOUnitPage1_t, PhyData) + (ioc->sas_hba.num_phys * | |
4761 | sizeof(Mpi2SasIOUnit1PhyData_t)); | |
4762 | sas_iounit_pg1 = kzalloc(sz, GFP_KERNEL); | |
4763 | if (!sas_iounit_pg1) { | |
4764 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
4765 | ioc->name, __FILE__, __LINE__, __func__); | |
4766 | goto out; | |
4767 | } | |
4768 | if ((mpt3sas_config_get_sas_iounit_pg1(ioc, &mpi_reply, | |
4769 | sas_iounit_pg1, sz))) { | |
4770 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
4771 | ioc->name, __FILE__, __LINE__, __func__); | |
4772 | goto out; | |
4773 | } | |
4774 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
4775 | MPI2_IOCSTATUS_MASK; | |
4776 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { | |
4777 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
4778 | ioc->name, __FILE__, __LINE__, __func__); | |
4779 | goto out; | |
4780 | } | |
4781 | ||
4782 | ioc->io_missing_delay = | |
4783 | sas_iounit_pg1->IODeviceMissingDelay; | |
4784 | device_missing_delay = | |
4785 | sas_iounit_pg1->ReportDeviceMissingDelay; | |
4786 | if (device_missing_delay & MPI2_SASIOUNIT1_REPORT_MISSING_UNIT_16) | |
4787 | ioc->device_missing_delay = (device_missing_delay & | |
4788 | MPI2_SASIOUNIT1_REPORT_MISSING_TIMEOUT_MASK) * 16; | |
4789 | else | |
4790 | ioc->device_missing_delay = device_missing_delay & | |
4791 | MPI2_SASIOUNIT1_REPORT_MISSING_TIMEOUT_MASK; | |
4792 | ||
4793 | ioc->sas_hba.parent_dev = &ioc->shost->shost_gendev; | |
4794 | ioc->sas_hba.phy = kcalloc(ioc->sas_hba.num_phys, | |
4795 | sizeof(struct _sas_phy), GFP_KERNEL); | |
4796 | if (!ioc->sas_hba.phy) { | |
4797 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
4798 | ioc->name, __FILE__, __LINE__, __func__); | |
4799 | goto out; | |
4800 | } | |
4801 | for (i = 0; i < ioc->sas_hba.num_phys ; i++) { | |
4802 | if ((mpt3sas_config_get_phy_pg0(ioc, &mpi_reply, &phy_pg0, | |
4803 | i))) { | |
4804 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
4805 | ioc->name, __FILE__, __LINE__, __func__); | |
4806 | goto out; | |
4807 | } | |
4808 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
4809 | MPI2_IOCSTATUS_MASK; | |
4810 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { | |
4811 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
4812 | ioc->name, __FILE__, __LINE__, __func__); | |
4813 | goto out; | |
4814 | } | |
4815 | ||
4816 | if (i == 0) | |
4817 | ioc->sas_hba.handle = le16_to_cpu(sas_iounit_pg0-> | |
4818 | PhyData[0].ControllerDevHandle); | |
4819 | ioc->sas_hba.phy[i].handle = ioc->sas_hba.handle; | |
4820 | ioc->sas_hba.phy[i].phy_id = i; | |
4821 | mpt3sas_transport_add_host_phy(ioc, &ioc->sas_hba.phy[i], | |
4822 | phy_pg0, ioc->sas_hba.parent_dev); | |
4823 | } | |
4824 | if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0, | |
4825 | MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, ioc->sas_hba.handle))) { | |
4826 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
4827 | ioc->name, __FILE__, __LINE__, __func__); | |
4828 | goto out; | |
4829 | } | |
4830 | ioc->sas_hba.enclosure_handle = | |
4831 | le16_to_cpu(sas_device_pg0.EnclosureHandle); | |
4832 | ioc->sas_hba.sas_address = le64_to_cpu(sas_device_pg0.SASAddress); | |
4833 | pr_info(MPT3SAS_FMT | |
4834 | "host_add: handle(0x%04x), sas_addr(0x%016llx), phys(%d)\n", | |
4835 | ioc->name, ioc->sas_hba.handle, | |
4836 | (unsigned long long) ioc->sas_hba.sas_address, | |
4837 | ioc->sas_hba.num_phys) ; | |
4838 | ||
4839 | if (ioc->sas_hba.enclosure_handle) { | |
4840 | if (!(mpt3sas_config_get_enclosure_pg0(ioc, &mpi_reply, | |
4841 | &enclosure_pg0, MPI2_SAS_ENCLOS_PGAD_FORM_HANDLE, | |
4842 | ioc->sas_hba.enclosure_handle))) | |
4843 | ioc->sas_hba.enclosure_logical_id = | |
4844 | le64_to_cpu(enclosure_pg0.EnclosureLogicalID); | |
4845 | } | |
4846 | ||
4847 | out: | |
4848 | kfree(sas_iounit_pg1); | |
4849 | kfree(sas_iounit_pg0); | |
4850 | } | |
4851 | ||
4852 | /** | |
4853 | * _scsih_expander_add - creating expander object | |
4854 | * @ioc: per adapter object | |
4855 | * @handle: expander handle | |
4856 | * | |
4857 | * Creating expander object, stored in ioc->sas_expander_list. | |
4858 | * | |
4859 | * Return 0 for success, else error. | |
4860 | */ | |
4861 | static int | |
4862 | _scsih_expander_add(struct MPT3SAS_ADAPTER *ioc, u16 handle) | |
4863 | { | |
4864 | struct _sas_node *sas_expander; | |
4865 | Mpi2ConfigReply_t mpi_reply; | |
4866 | Mpi2ExpanderPage0_t expander_pg0; | |
4867 | Mpi2ExpanderPage1_t expander_pg1; | |
4868 | Mpi2SasEnclosurePage0_t enclosure_pg0; | |
4869 | u32 ioc_status; | |
4870 | u16 parent_handle; | |
4871 | u64 sas_address, sas_address_parent = 0; | |
4872 | int i; | |
4873 | unsigned long flags; | |
4874 | struct _sas_port *mpt3sas_port = NULL; | |
4875 | ||
4876 | int rc = 0; | |
4877 | ||
4878 | if (!handle) | |
4879 | return -1; | |
4880 | ||
4881 | if (ioc->shost_recovery || ioc->pci_error_recovery) | |
4882 | return -1; | |
4883 | ||
4884 | if ((mpt3sas_config_get_expander_pg0(ioc, &mpi_reply, &expander_pg0, | |
4885 | MPI2_SAS_EXPAND_PGAD_FORM_HNDL, handle))) { | |
4886 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
4887 | ioc->name, __FILE__, __LINE__, __func__); | |
4888 | return -1; | |
4889 | } | |
4890 | ||
4891 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
4892 | MPI2_IOCSTATUS_MASK; | |
4893 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { | |
4894 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
4895 | ioc->name, __FILE__, __LINE__, __func__); | |
4896 | return -1; | |
4897 | } | |
4898 | ||
4899 | /* handle out of order topology events */ | |
4900 | parent_handle = le16_to_cpu(expander_pg0.ParentDevHandle); | |
4901 | if (_scsih_get_sas_address(ioc, parent_handle, &sas_address_parent) | |
4902 | != 0) { | |
4903 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
4904 | ioc->name, __FILE__, __LINE__, __func__); | |
4905 | return -1; | |
4906 | } | |
4907 | if (sas_address_parent != ioc->sas_hba.sas_address) { | |
4908 | spin_lock_irqsave(&ioc->sas_node_lock, flags); | |
4909 | sas_expander = mpt3sas_scsih_expander_find_by_sas_address(ioc, | |
4910 | sas_address_parent); | |
4911 | spin_unlock_irqrestore(&ioc->sas_node_lock, flags); | |
4912 | if (!sas_expander) { | |
4913 | rc = _scsih_expander_add(ioc, parent_handle); | |
4914 | if (rc != 0) | |
4915 | return rc; | |
4916 | } | |
4917 | } | |
4918 | ||
4919 | spin_lock_irqsave(&ioc->sas_node_lock, flags); | |
4920 | sas_address = le64_to_cpu(expander_pg0.SASAddress); | |
4921 | sas_expander = mpt3sas_scsih_expander_find_by_sas_address(ioc, | |
4922 | sas_address); | |
4923 | spin_unlock_irqrestore(&ioc->sas_node_lock, flags); | |
4924 | ||
4925 | if (sas_expander) | |
4926 | return 0; | |
4927 | ||
4928 | sas_expander = kzalloc(sizeof(struct _sas_node), | |
4929 | GFP_KERNEL); | |
4930 | if (!sas_expander) { | |
4931 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
4932 | ioc->name, __FILE__, __LINE__, __func__); | |
4933 | return -1; | |
4934 | } | |
4935 | ||
4936 | sas_expander->handle = handle; | |
4937 | sas_expander->num_phys = expander_pg0.NumPhys; | |
4938 | sas_expander->sas_address_parent = sas_address_parent; | |
4939 | sas_expander->sas_address = sas_address; | |
4940 | ||
4941 | pr_info(MPT3SAS_FMT "expander_add: handle(0x%04x)," \ | |
4942 | " parent(0x%04x), sas_addr(0x%016llx), phys(%d)\n", ioc->name, | |
4943 | handle, parent_handle, (unsigned long long) | |
4944 | sas_expander->sas_address, sas_expander->num_phys); | |
4945 | ||
4946 | if (!sas_expander->num_phys) | |
4947 | goto out_fail; | |
4948 | sas_expander->phy = kcalloc(sas_expander->num_phys, | |
4949 | sizeof(struct _sas_phy), GFP_KERNEL); | |
4950 | if (!sas_expander->phy) { | |
4951 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
4952 | ioc->name, __FILE__, __LINE__, __func__); | |
4953 | rc = -1; | |
4954 | goto out_fail; | |
4955 | } | |
4956 | ||
4957 | INIT_LIST_HEAD(&sas_expander->sas_port_list); | |
4958 | mpt3sas_port = mpt3sas_transport_port_add(ioc, handle, | |
4959 | sas_address_parent); | |
4960 | if (!mpt3sas_port) { | |
4961 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
4962 | ioc->name, __FILE__, __LINE__, __func__); | |
4963 | rc = -1; | |
4964 | goto out_fail; | |
4965 | } | |
4966 | sas_expander->parent_dev = &mpt3sas_port->rphy->dev; | |
4967 | ||
4968 | for (i = 0 ; i < sas_expander->num_phys ; i++) { | |
4969 | if ((mpt3sas_config_get_expander_pg1(ioc, &mpi_reply, | |
4970 | &expander_pg1, i, handle))) { | |
4971 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
4972 | ioc->name, __FILE__, __LINE__, __func__); | |
4973 | rc = -1; | |
4974 | goto out_fail; | |
4975 | } | |
4976 | sas_expander->phy[i].handle = handle; | |
4977 | sas_expander->phy[i].phy_id = i; | |
4978 | ||
4979 | if ((mpt3sas_transport_add_expander_phy(ioc, | |
4980 | &sas_expander->phy[i], expander_pg1, | |
4981 | sas_expander->parent_dev))) { | |
4982 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
4983 | ioc->name, __FILE__, __LINE__, __func__); | |
4984 | rc = -1; | |
4985 | goto out_fail; | |
4986 | } | |
4987 | } | |
4988 | ||
4989 | if (sas_expander->enclosure_handle) { | |
4990 | if (!(mpt3sas_config_get_enclosure_pg0(ioc, &mpi_reply, | |
4991 | &enclosure_pg0, MPI2_SAS_ENCLOS_PGAD_FORM_HANDLE, | |
4992 | sas_expander->enclosure_handle))) | |
4993 | sas_expander->enclosure_logical_id = | |
4994 | le64_to_cpu(enclosure_pg0.EnclosureLogicalID); | |
4995 | } | |
4996 | ||
4997 | _scsih_expander_node_add(ioc, sas_expander); | |
4998 | return 0; | |
4999 | ||
5000 | out_fail: | |
5001 | ||
5002 | if (mpt3sas_port) | |
5003 | mpt3sas_transport_port_remove(ioc, sas_expander->sas_address, | |
5004 | sas_address_parent); | |
5005 | kfree(sas_expander); | |
5006 | return rc; | |
5007 | } | |
5008 | ||
5009 | /** | |
5010 | * mpt3sas_expander_remove - removing expander object | |
5011 | * @ioc: per adapter object | |
5012 | * @sas_address: expander sas_address | |
5013 | * | |
5014 | * Return nothing. | |
5015 | */ | |
5016 | void | |
5017 | mpt3sas_expander_remove(struct MPT3SAS_ADAPTER *ioc, u64 sas_address) | |
5018 | { | |
5019 | struct _sas_node *sas_expander; | |
5020 | unsigned long flags; | |
5021 | ||
5022 | if (ioc->shost_recovery) | |
5023 | return; | |
5024 | ||
5025 | spin_lock_irqsave(&ioc->sas_node_lock, flags); | |
5026 | sas_expander = mpt3sas_scsih_expander_find_by_sas_address(ioc, | |
5027 | sas_address); | |
5028 | if (sas_expander) | |
5029 | list_del(&sas_expander->list); | |
5030 | spin_unlock_irqrestore(&ioc->sas_node_lock, flags); | |
5031 | if (sas_expander) | |
5032 | _scsih_expander_node_remove(ioc, sas_expander); | |
5033 | } | |
5034 | ||
5035 | /** | |
5036 | * _scsih_done - internal SCSI_IO callback handler. | |
5037 | * @ioc: per adapter object | |
5038 | * @smid: system request message index | |
5039 | * @msix_index: MSIX table index supplied by the OS | |
5040 | * @reply: reply message frame(lower 32bit addr) | |
5041 | * | |
5042 | * Callback handler when sending internal generated SCSI_IO. | |
5043 | * The callback index passed is `ioc->scsih_cb_idx` | |
5044 | * | |
5045 | * Return 1 meaning mf should be freed from _base_interrupt | |
5046 | * 0 means the mf is freed from this function. | |
5047 | */ | |
5048 | static u8 | |
5049 | _scsih_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply) | |
5050 | { | |
5051 | MPI2DefaultReply_t *mpi_reply; | |
5052 | ||
5053 | mpi_reply = mpt3sas_base_get_reply_virt_addr(ioc, reply); | |
5054 | if (ioc->scsih_cmds.status == MPT3_CMD_NOT_USED) | |
5055 | return 1; | |
5056 | if (ioc->scsih_cmds.smid != smid) | |
5057 | return 1; | |
5058 | ioc->scsih_cmds.status |= MPT3_CMD_COMPLETE; | |
5059 | if (mpi_reply) { | |
5060 | memcpy(ioc->scsih_cmds.reply, mpi_reply, | |
5061 | mpi_reply->MsgLength*4); | |
5062 | ioc->scsih_cmds.status |= MPT3_CMD_REPLY_VALID; | |
5063 | } | |
5064 | ioc->scsih_cmds.status &= ~MPT3_CMD_PENDING; | |
5065 | complete(&ioc->scsih_cmds.done); | |
5066 | return 1; | |
5067 | } | |
5068 | ||
5069 | ||
5070 | ||
5071 | ||
5072 | #define MPT3_MAX_LUNS (255) | |
5073 | ||
5074 | ||
5075 | /** | |
5076 | * _scsih_check_access_status - check access flags | |
5077 | * @ioc: per adapter object | |
5078 | * @sas_address: sas address | |
5079 | * @handle: sas device handle | |
5080 | * @access_flags: errors returned during discovery of the device | |
5081 | * | |
5082 | * Return 0 for success, else failure | |
5083 | */ | |
5084 | static u8 | |
5085 | _scsih_check_access_status(struct MPT3SAS_ADAPTER *ioc, u64 sas_address, | |
5086 | u16 handle, u8 access_status) | |
5087 | { | |
5088 | u8 rc = 1; | |
5089 | char *desc = NULL; | |
5090 | ||
5091 | switch (access_status) { | |
5092 | case MPI2_SAS_DEVICE0_ASTATUS_NO_ERRORS: | |
5093 | case MPI2_SAS_DEVICE0_ASTATUS_SATA_NEEDS_INITIALIZATION: | |
5094 | rc = 0; | |
5095 | break; | |
5096 | case MPI2_SAS_DEVICE0_ASTATUS_SATA_CAPABILITY_FAILED: | |
5097 | desc = "sata capability failed"; | |
5098 | break; | |
5099 | case MPI2_SAS_DEVICE0_ASTATUS_SATA_AFFILIATION_CONFLICT: | |
5100 | desc = "sata affiliation conflict"; | |
5101 | break; | |
5102 | case MPI2_SAS_DEVICE0_ASTATUS_ROUTE_NOT_ADDRESSABLE: | |
5103 | desc = "route not addressable"; | |
5104 | break; | |
5105 | case MPI2_SAS_DEVICE0_ASTATUS_SMP_ERROR_NOT_ADDRESSABLE: | |
5106 | desc = "smp error not addressable"; | |
5107 | break; | |
5108 | case MPI2_SAS_DEVICE0_ASTATUS_DEVICE_BLOCKED: | |
5109 | desc = "device blocked"; | |
5110 | break; | |
5111 | case MPI2_SAS_DEVICE0_ASTATUS_SATA_INIT_FAILED: | |
5112 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_UNKNOWN: | |
5113 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_AFFILIATION_CONFLICT: | |
5114 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_DIAG: | |
5115 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_IDENTIFICATION: | |
5116 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_CHECK_POWER: | |
5117 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_PIO_SN: | |
5118 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_MDMA_SN: | |
5119 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_UDMA_SN: | |
5120 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_ZONING_VIOLATION: | |
5121 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_NOT_ADDRESSABLE: | |
5122 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_MAX: | |
5123 | desc = "sata initialization failed"; | |
5124 | break; | |
5125 | default: | |
5126 | desc = "unknown"; | |
5127 | break; | |
5128 | } | |
5129 | ||
5130 | if (!rc) | |
5131 | return 0; | |
5132 | ||
5133 | pr_err(MPT3SAS_FMT | |
5134 | "discovery errors(%s): sas_address(0x%016llx), handle(0x%04x)\n", | |
5135 | ioc->name, desc, (unsigned long long)sas_address, handle); | |
5136 | return rc; | |
5137 | } | |
5138 | ||
5139 | /** | |
5140 | * _scsih_check_device - checking device responsiveness | |
5141 | * @ioc: per adapter object | |
5142 | * @parent_sas_address: sas address of parent expander or sas host | |
5143 | * @handle: attached device handle | |
5144 | * @phy_numberv: phy number | |
5145 | * @link_rate: new link rate | |
5146 | * | |
5147 | * Returns nothing. | |
5148 | */ | |
5149 | static void | |
5150 | _scsih_check_device(struct MPT3SAS_ADAPTER *ioc, | |
5151 | u64 parent_sas_address, u16 handle, u8 phy_number, u8 link_rate) | |
5152 | { | |
5153 | Mpi2ConfigReply_t mpi_reply; | |
5154 | Mpi2SasDevicePage0_t sas_device_pg0; | |
5155 | struct _sas_device *sas_device; | |
5156 | u32 ioc_status; | |
5157 | unsigned long flags; | |
5158 | u64 sas_address; | |
5159 | struct scsi_target *starget; | |
5160 | struct MPT3SAS_TARGET *sas_target_priv_data; | |
5161 | u32 device_info; | |
5162 | ||
5163 | ||
5164 | if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0, | |
5165 | MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) | |
5166 | return; | |
5167 | ||
5168 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK; | |
5169 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) | |
5170 | return; | |
5171 | ||
5172 | /* wide port handling ~ we need only handle device once for the phy that | |
5173 | * is matched in sas device page zero | |
5174 | */ | |
5175 | if (phy_number != sas_device_pg0.PhyNum) | |
5176 | return; | |
5177 | ||
5178 | /* check if this is end device */ | |
5179 | device_info = le32_to_cpu(sas_device_pg0.DeviceInfo); | |
5180 | if (!(_scsih_is_end_device(device_info))) | |
5181 | return; | |
5182 | ||
5183 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
5184 | sas_address = le64_to_cpu(sas_device_pg0.SASAddress); | |
d1cb5e49 | 5185 | sas_device = __mpt3sas_get_sdev_by_addr(ioc, |
f92363d1 SR |
5186 | sas_address); |
5187 | ||
d1cb5e49 SR |
5188 | if (!sas_device) |
5189 | goto out_unlock; | |
f92363d1 SR |
5190 | |
5191 | if (unlikely(sas_device->handle != handle)) { | |
5192 | starget = sas_device->starget; | |
5193 | sas_target_priv_data = starget->hostdata; | |
5194 | starget_printk(KERN_INFO, starget, | |
5195 | "handle changed from(0x%04x) to (0x%04x)!!!\n", | |
5196 | sas_device->handle, handle); | |
5197 | sas_target_priv_data->handle = handle; | |
5198 | sas_device->handle = handle; | |
e6d45e3e SR |
5199 | if (sas_device_pg0.Flags & |
5200 | MPI2_SAS_DEVICE0_FLAGS_ENCL_LEVEL_VALID) { | |
5201 | sas_device->enclosure_level = | |
5202 | le16_to_cpu(sas_device_pg0.EnclosureLevel); | |
5203 | memcpy(&sas_device->connector_name[0], | |
5204 | &sas_device_pg0.ConnectorName[0], 4); | |
5205 | } else { | |
5206 | sas_device->enclosure_level = 0; | |
5207 | sas_device->connector_name[0] = '\0'; | |
5208 | } | |
f92363d1 SR |
5209 | } |
5210 | ||
5211 | /* check if device is present */ | |
5212 | if (!(le16_to_cpu(sas_device_pg0.Flags) & | |
5213 | MPI2_SAS_DEVICE0_FLAGS_DEVICE_PRESENT)) { | |
5214 | pr_err(MPT3SAS_FMT | |
5215 | "device is not present handle(0x%04x), flags!!!\n", | |
5216 | ioc->name, handle); | |
d1cb5e49 | 5217 | goto out_unlock; |
f92363d1 SR |
5218 | } |
5219 | ||
5220 | /* check if there were any issues with discovery */ | |
5221 | if (_scsih_check_access_status(ioc, sas_address, handle, | |
d1cb5e49 SR |
5222 | sas_device_pg0.AccessStatus)) |
5223 | goto out_unlock; | |
f92363d1 SR |
5224 | |
5225 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
5226 | _scsih_ublock_io_device(ioc, sas_address); | |
5227 | ||
d1cb5e49 SR |
5228 | if (sas_device) |
5229 | sas_device_put(sas_device); | |
5230 | return; | |
5231 | ||
5232 | out_unlock: | |
5233 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
5234 | if (sas_device) | |
5235 | sas_device_put(sas_device); | |
f92363d1 SR |
5236 | } |
5237 | ||
5238 | /** | |
5239 | * _scsih_add_device - creating sas device object | |
5240 | * @ioc: per adapter object | |
5241 | * @handle: sas device handle | |
5242 | * @phy_num: phy number end device attached to | |
5243 | * @is_pd: is this hidden raid component | |
5244 | * | |
5245 | * Creating end device object, stored in ioc->sas_device_list. | |
5246 | * | |
5247 | * Returns 0 for success, non-zero for failure. | |
5248 | */ | |
5249 | static int | |
5250 | _scsih_add_device(struct MPT3SAS_ADAPTER *ioc, u16 handle, u8 phy_num, | |
5251 | u8 is_pd) | |
5252 | { | |
5253 | Mpi2ConfigReply_t mpi_reply; | |
5254 | Mpi2SasDevicePage0_t sas_device_pg0; | |
5255 | Mpi2SasEnclosurePage0_t enclosure_pg0; | |
5256 | struct _sas_device *sas_device; | |
5257 | u32 ioc_status; | |
5258 | u64 sas_address; | |
5259 | u32 device_info; | |
f92363d1 SR |
5260 | |
5261 | if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0, | |
5262 | MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) { | |
5263 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
5264 | ioc->name, __FILE__, __LINE__, __func__); | |
5265 | return -1; | |
5266 | } | |
5267 | ||
5268 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
5269 | MPI2_IOCSTATUS_MASK; | |
5270 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { | |
5271 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
5272 | ioc->name, __FILE__, __LINE__, __func__); | |
5273 | return -1; | |
5274 | } | |
5275 | ||
5276 | /* check if this is end device */ | |
5277 | device_info = le32_to_cpu(sas_device_pg0.DeviceInfo); | |
5278 | if (!(_scsih_is_end_device(device_info))) | |
5279 | return -1; | |
5280 | sas_address = le64_to_cpu(sas_device_pg0.SASAddress); | |
5281 | ||
5282 | /* check if device is present */ | |
5283 | if (!(le16_to_cpu(sas_device_pg0.Flags) & | |
5284 | MPI2_SAS_DEVICE0_FLAGS_DEVICE_PRESENT)) { | |
5285 | pr_err(MPT3SAS_FMT "device is not present handle(0x04%x)!!!\n", | |
5286 | ioc->name, handle); | |
5287 | return -1; | |
5288 | } | |
5289 | ||
5290 | /* check if there were any issues with discovery */ | |
5291 | if (_scsih_check_access_status(ioc, sas_address, handle, | |
5292 | sas_device_pg0.AccessStatus)) | |
5293 | return -1; | |
5294 | ||
d1cb5e49 SR |
5295 | sas_device = mpt3sas_get_sdev_by_addr(ioc, |
5296 | sas_address); | |
5297 | if (sas_device) { | |
5298 | sas_device_put(sas_device); | |
f92363d1 | 5299 | return -1; |
d1cb5e49 | 5300 | } |
f92363d1 SR |
5301 | |
5302 | sas_device = kzalloc(sizeof(struct _sas_device), | |
5303 | GFP_KERNEL); | |
5304 | if (!sas_device) { | |
5305 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
5306 | ioc->name, __FILE__, __LINE__, __func__); | |
5307 | return 0; | |
5308 | } | |
5309 | ||
d1cb5e49 | 5310 | kref_init(&sas_device->refcount); |
f92363d1 SR |
5311 | sas_device->handle = handle; |
5312 | if (_scsih_get_sas_address(ioc, | |
5313 | le16_to_cpu(sas_device_pg0.ParentDevHandle), | |
5314 | &sas_device->sas_address_parent) != 0) | |
5315 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
5316 | ioc->name, __FILE__, __LINE__, __func__); | |
5317 | sas_device->enclosure_handle = | |
5318 | le16_to_cpu(sas_device_pg0.EnclosureHandle); | |
e6d45e3e SR |
5319 | if (sas_device->enclosure_handle != 0) |
5320 | sas_device->slot = | |
5321 | le16_to_cpu(sas_device_pg0.Slot); | |
f92363d1 SR |
5322 | sas_device->device_info = device_info; |
5323 | sas_device->sas_address = sas_address; | |
5324 | sas_device->phy = sas_device_pg0.PhyNum; | |
5325 | sas_device->fast_path = (le16_to_cpu(sas_device_pg0.Flags) & | |
5326 | MPI25_SAS_DEVICE0_FLAGS_FAST_PATH_CAPABLE) ? 1 : 0; | |
5327 | ||
e6d45e3e SR |
5328 | if (sas_device_pg0.Flags & MPI2_SAS_DEVICE0_FLAGS_ENCL_LEVEL_VALID) { |
5329 | sas_device->enclosure_level = | |
5330 | le16_to_cpu(sas_device_pg0.EnclosureLevel); | |
5331 | memcpy(&sas_device->connector_name[0], | |
5332 | &sas_device_pg0.ConnectorName[0], 4); | |
5333 | } else { | |
5334 | sas_device->enclosure_level = 0; | |
5335 | sas_device->connector_name[0] = '\0'; | |
5336 | } | |
f92363d1 SR |
5337 | /* get enclosure_logical_id */ |
5338 | if (sas_device->enclosure_handle && !(mpt3sas_config_get_enclosure_pg0( | |
5339 | ioc, &mpi_reply, &enclosure_pg0, MPI2_SAS_ENCLOS_PGAD_FORM_HANDLE, | |
5340 | sas_device->enclosure_handle))) | |
5341 | sas_device->enclosure_logical_id = | |
5342 | le64_to_cpu(enclosure_pg0.EnclosureLogicalID); | |
5343 | ||
5344 | /* get device name */ | |
5345 | sas_device->device_name = le64_to_cpu(sas_device_pg0.DeviceName); | |
5346 | ||
5347 | if (ioc->wait_for_discovery_to_complete) | |
5348 | _scsih_sas_device_init_add(ioc, sas_device); | |
5349 | else | |
5350 | _scsih_sas_device_add(ioc, sas_device); | |
5351 | ||
d1cb5e49 | 5352 | sas_device_put(sas_device); |
f92363d1 SR |
5353 | return 0; |
5354 | } | |
5355 | ||
5356 | /** | |
5357 | * _scsih_remove_device - removing sas device object | |
5358 | * @ioc: per adapter object | |
5359 | * @sas_device_delete: the sas_device object | |
5360 | * | |
5361 | * Return nothing. | |
5362 | */ | |
5363 | static void | |
5364 | _scsih_remove_device(struct MPT3SAS_ADAPTER *ioc, | |
5365 | struct _sas_device *sas_device) | |
5366 | { | |
5367 | struct MPT3SAS_TARGET *sas_target_priv_data; | |
5368 | ||
0f624c39 SR |
5369 | if ((ioc->pdev->subsystem_vendor == PCI_VENDOR_ID_IBM) && |
5370 | (sas_device->pfa_led_on)) { | |
5371 | _scsih_turn_off_pfa_led(ioc, sas_device); | |
5372 | sas_device->pfa_led_on = 0; | |
5373 | } | |
f92363d1 SR |
5374 | dewtprintk(ioc, pr_info(MPT3SAS_FMT |
5375 | "%s: enter: handle(0x%04x), sas_addr(0x%016llx)\n", | |
5376 | ioc->name, __func__, | |
5377 | sas_device->handle, (unsigned long long) | |
5378 | sas_device->sas_address)); | |
e6d45e3e SR |
5379 | if (sas_device->enclosure_handle != 0) |
5380 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
5381 | "%s: enter: enclosure logical id(0x%016llx), slot(%d)\n", | |
5382 | ioc->name, __func__, | |
5383 | (unsigned long long)sas_device->enclosure_logical_id, | |
5384 | sas_device->slot)); | |
5385 | if (sas_device->connector_name[0] != '\0') | |
5386 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
5387 | "%s: enter: enclosure level(0x%04x), connector name( %s)\n", | |
5388 | ioc->name, __func__, | |
5389 | sas_device->enclosure_level, | |
5390 | sas_device->connector_name)); | |
f92363d1 SR |
5391 | |
5392 | if (sas_device->starget && sas_device->starget->hostdata) { | |
5393 | sas_target_priv_data = sas_device->starget->hostdata; | |
5394 | sas_target_priv_data->deleted = 1; | |
5395 | _scsih_ublock_io_device(ioc, sas_device->sas_address); | |
5396 | sas_target_priv_data->handle = | |
5397 | MPT3SAS_INVALID_DEVICE_HANDLE; | |
5398 | } | |
7786ab6a SR |
5399 | |
5400 | if (!ioc->hide_drives) | |
5401 | mpt3sas_transport_port_remove(ioc, | |
f92363d1 SR |
5402 | sas_device->sas_address, |
5403 | sas_device->sas_address_parent); | |
5404 | ||
5405 | pr_info(MPT3SAS_FMT | |
5406 | "removing handle(0x%04x), sas_addr(0x%016llx)\n", | |
5407 | ioc->name, sas_device->handle, | |
5408 | (unsigned long long) sas_device->sas_address); | |
e6d45e3e SR |
5409 | if (sas_device->enclosure_handle != 0) |
5410 | pr_info(MPT3SAS_FMT | |
5411 | "removing : enclosure logical id(0x%016llx), slot(%d)\n", | |
5412 | ioc->name, | |
5413 | (unsigned long long)sas_device->enclosure_logical_id, | |
5414 | sas_device->slot); | |
5415 | if (sas_device->connector_name[0] != '\0') | |
5416 | pr_info(MPT3SAS_FMT | |
5417 | "removing enclosure level(0x%04x), connector name( %s)\n", | |
5418 | ioc->name, sas_device->enclosure_level, | |
5419 | sas_device->connector_name); | |
f92363d1 SR |
5420 | |
5421 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
5422 | "%s: exit: handle(0x%04x), sas_addr(0x%016llx)\n", | |
5423 | ioc->name, __func__, | |
e6d45e3e SR |
5424 | sas_device->handle, (unsigned long long) |
5425 | sas_device->sas_address)); | |
5426 | if (sas_device->enclosure_handle != 0) | |
5427 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
5428 | "%s: exit: enclosure logical id(0x%016llx), slot(%d)\n", | |
5429 | ioc->name, __func__, | |
5430 | (unsigned long long)sas_device->enclosure_logical_id, | |
5431 | sas_device->slot)); | |
5432 | if (sas_device->connector_name[0] != '\0') | |
5433 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
5434 | "%s: exit: enclosure level(0x%04x), connector name(%s)\n", | |
5435 | ioc->name, __func__, sas_device->enclosure_level, | |
5436 | sas_device->connector_name)); | |
f92363d1 SR |
5437 | } |
5438 | ||
f92363d1 SR |
5439 | /** |
5440 | * _scsih_sas_topology_change_event_debug - debug for topology event | |
5441 | * @ioc: per adapter object | |
5442 | * @event_data: event data payload | |
5443 | * Context: user. | |
5444 | */ | |
5445 | static void | |
5446 | _scsih_sas_topology_change_event_debug(struct MPT3SAS_ADAPTER *ioc, | |
5447 | Mpi2EventDataSasTopologyChangeList_t *event_data) | |
5448 | { | |
5449 | int i; | |
5450 | u16 handle; | |
5451 | u16 reason_code; | |
5452 | u8 phy_number; | |
5453 | char *status_str = NULL; | |
5454 | u8 link_rate, prev_link_rate; | |
5455 | ||
5456 | switch (event_data->ExpStatus) { | |
5457 | case MPI2_EVENT_SAS_TOPO_ES_ADDED: | |
5458 | status_str = "add"; | |
5459 | break; | |
5460 | case MPI2_EVENT_SAS_TOPO_ES_NOT_RESPONDING: | |
5461 | status_str = "remove"; | |
5462 | break; | |
5463 | case MPI2_EVENT_SAS_TOPO_ES_RESPONDING: | |
5464 | case 0: | |
5465 | status_str = "responding"; | |
5466 | break; | |
5467 | case MPI2_EVENT_SAS_TOPO_ES_DELAY_NOT_RESPONDING: | |
5468 | status_str = "remove delay"; | |
5469 | break; | |
5470 | default: | |
5471 | status_str = "unknown status"; | |
5472 | break; | |
5473 | } | |
5474 | pr_info(MPT3SAS_FMT "sas topology change: (%s)\n", | |
5475 | ioc->name, status_str); | |
5476 | pr_info("\thandle(0x%04x), enclosure_handle(0x%04x) " \ | |
5477 | "start_phy(%02d), count(%d)\n", | |
5478 | le16_to_cpu(event_data->ExpanderDevHandle), | |
5479 | le16_to_cpu(event_data->EnclosureHandle), | |
5480 | event_data->StartPhyNum, event_data->NumEntries); | |
5481 | for (i = 0; i < event_data->NumEntries; i++) { | |
5482 | handle = le16_to_cpu(event_data->PHY[i].AttachedDevHandle); | |
5483 | if (!handle) | |
5484 | continue; | |
5485 | phy_number = event_data->StartPhyNum + i; | |
5486 | reason_code = event_data->PHY[i].PhyStatus & | |
5487 | MPI2_EVENT_SAS_TOPO_RC_MASK; | |
5488 | switch (reason_code) { | |
5489 | case MPI2_EVENT_SAS_TOPO_RC_TARG_ADDED: | |
5490 | status_str = "target add"; | |
5491 | break; | |
5492 | case MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING: | |
5493 | status_str = "target remove"; | |
5494 | break; | |
5495 | case MPI2_EVENT_SAS_TOPO_RC_DELAY_NOT_RESPONDING: | |
5496 | status_str = "delay target remove"; | |
5497 | break; | |
5498 | case MPI2_EVENT_SAS_TOPO_RC_PHY_CHANGED: | |
5499 | status_str = "link rate change"; | |
5500 | break; | |
5501 | case MPI2_EVENT_SAS_TOPO_RC_NO_CHANGE: | |
5502 | status_str = "target responding"; | |
5503 | break; | |
5504 | default: | |
5505 | status_str = "unknown"; | |
5506 | break; | |
5507 | } | |
5508 | link_rate = event_data->PHY[i].LinkRate >> 4; | |
5509 | prev_link_rate = event_data->PHY[i].LinkRate & 0xF; | |
5510 | pr_info("\tphy(%02d), attached_handle(0x%04x): %s:" \ | |
5511 | " link rate: new(0x%02x), old(0x%02x)\n", phy_number, | |
5512 | handle, status_str, link_rate, prev_link_rate); | |
5513 | ||
5514 | } | |
5515 | } | |
f92363d1 SR |
5516 | |
5517 | /** | |
5518 | * _scsih_sas_topology_change_event - handle topology changes | |
5519 | * @ioc: per adapter object | |
5520 | * @fw_event: The fw_event_work object | |
5521 | * Context: user. | |
5522 | * | |
5523 | */ | |
5524 | static int | |
5525 | _scsih_sas_topology_change_event(struct MPT3SAS_ADAPTER *ioc, | |
5526 | struct fw_event_work *fw_event) | |
5527 | { | |
5528 | int i; | |
5529 | u16 parent_handle, handle; | |
5530 | u16 reason_code; | |
5531 | u8 phy_number, max_phys; | |
5532 | struct _sas_node *sas_expander; | |
5533 | u64 sas_address; | |
5534 | unsigned long flags; | |
5535 | u8 link_rate, prev_link_rate; | |
35b62362 JL |
5536 | Mpi2EventDataSasTopologyChangeList_t *event_data = |
5537 | (Mpi2EventDataSasTopologyChangeList_t *) | |
5538 | fw_event->event_data; | |
f92363d1 | 5539 | |
f92363d1 SR |
5540 | if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) |
5541 | _scsih_sas_topology_change_event_debug(ioc, event_data); | |
f92363d1 SR |
5542 | |
5543 | if (ioc->shost_recovery || ioc->remove_host || ioc->pci_error_recovery) | |
5544 | return 0; | |
5545 | ||
5546 | if (!ioc->sas_hba.num_phys) | |
5547 | _scsih_sas_host_add(ioc); | |
5548 | else | |
5549 | _scsih_sas_host_refresh(ioc); | |
5550 | ||
5551 | if (fw_event->ignore) { | |
5552 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
5553 | "ignoring expander event\n", ioc->name)); | |
5554 | return 0; | |
5555 | } | |
5556 | ||
5557 | parent_handle = le16_to_cpu(event_data->ExpanderDevHandle); | |
5558 | ||
5559 | /* handle expander add */ | |
5560 | if (event_data->ExpStatus == MPI2_EVENT_SAS_TOPO_ES_ADDED) | |
5561 | if (_scsih_expander_add(ioc, parent_handle) != 0) | |
5562 | return 0; | |
5563 | ||
5564 | spin_lock_irqsave(&ioc->sas_node_lock, flags); | |
5565 | sas_expander = mpt3sas_scsih_expander_find_by_handle(ioc, | |
5566 | parent_handle); | |
5567 | if (sas_expander) { | |
5568 | sas_address = sas_expander->sas_address; | |
5569 | max_phys = sas_expander->num_phys; | |
5570 | } else if (parent_handle < ioc->sas_hba.num_phys) { | |
5571 | sas_address = ioc->sas_hba.sas_address; | |
5572 | max_phys = ioc->sas_hba.num_phys; | |
5573 | } else { | |
5574 | spin_unlock_irqrestore(&ioc->sas_node_lock, flags); | |
5575 | return 0; | |
5576 | } | |
5577 | spin_unlock_irqrestore(&ioc->sas_node_lock, flags); | |
5578 | ||
5579 | /* handle siblings events */ | |
5580 | for (i = 0; i < event_data->NumEntries; i++) { | |
5581 | if (fw_event->ignore) { | |
5582 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
5583 | "ignoring expander event\n", ioc->name)); | |
5584 | return 0; | |
5585 | } | |
5586 | if (ioc->remove_host || ioc->pci_error_recovery) | |
5587 | return 0; | |
5588 | phy_number = event_data->StartPhyNum + i; | |
5589 | if (phy_number >= max_phys) | |
5590 | continue; | |
5591 | reason_code = event_data->PHY[i].PhyStatus & | |
5592 | MPI2_EVENT_SAS_TOPO_RC_MASK; | |
5593 | if ((event_data->PHY[i].PhyStatus & | |
5594 | MPI2_EVENT_SAS_TOPO_PHYSTATUS_VACANT) && (reason_code != | |
5595 | MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING)) | |
5596 | continue; | |
5597 | handle = le16_to_cpu(event_data->PHY[i].AttachedDevHandle); | |
5598 | if (!handle) | |
5599 | continue; | |
5600 | link_rate = event_data->PHY[i].LinkRate >> 4; | |
5601 | prev_link_rate = event_data->PHY[i].LinkRate & 0xF; | |
5602 | switch (reason_code) { | |
5603 | case MPI2_EVENT_SAS_TOPO_RC_PHY_CHANGED: | |
5604 | ||
5605 | if (ioc->shost_recovery) | |
5606 | break; | |
5607 | ||
5608 | if (link_rate == prev_link_rate) | |
5609 | break; | |
5610 | ||
5611 | mpt3sas_transport_update_links(ioc, sas_address, | |
5612 | handle, phy_number, link_rate); | |
5613 | ||
5614 | if (link_rate < MPI2_SAS_NEG_LINK_RATE_1_5) | |
5615 | break; | |
5616 | ||
5617 | _scsih_check_device(ioc, sas_address, handle, | |
5618 | phy_number, link_rate); | |
5619 | ||
5620 | ||
5621 | case MPI2_EVENT_SAS_TOPO_RC_TARG_ADDED: | |
5622 | ||
5623 | if (ioc->shost_recovery) | |
5624 | break; | |
5625 | ||
5626 | mpt3sas_transport_update_links(ioc, sas_address, | |
5627 | handle, phy_number, link_rate); | |
5628 | ||
5629 | _scsih_add_device(ioc, handle, phy_number, 0); | |
5630 | ||
5631 | break; | |
5632 | case MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING: | |
5633 | ||
5634 | _scsih_device_remove_by_handle(ioc, handle); | |
5635 | break; | |
5636 | } | |
5637 | } | |
5638 | ||
5639 | /* handle expander removal */ | |
5640 | if (event_data->ExpStatus == MPI2_EVENT_SAS_TOPO_ES_NOT_RESPONDING && | |
5641 | sas_expander) | |
5642 | mpt3sas_expander_remove(ioc, sas_address); | |
5643 | ||
5644 | return 0; | |
5645 | } | |
5646 | ||
f92363d1 SR |
5647 | /** |
5648 | * _scsih_sas_device_status_change_event_debug - debug for device event | |
5649 | * @event_data: event data payload | |
5650 | * Context: user. | |
5651 | * | |
5652 | * Return nothing. | |
5653 | */ | |
5654 | static void | |
5655 | _scsih_sas_device_status_change_event_debug(struct MPT3SAS_ADAPTER *ioc, | |
5656 | Mpi2EventDataSasDeviceStatusChange_t *event_data) | |
5657 | { | |
5658 | char *reason_str = NULL; | |
5659 | ||
5660 | switch (event_data->ReasonCode) { | |
5661 | case MPI2_EVENT_SAS_DEV_STAT_RC_SMART_DATA: | |
5662 | reason_str = "smart data"; | |
5663 | break; | |
5664 | case MPI2_EVENT_SAS_DEV_STAT_RC_UNSUPPORTED: | |
5665 | reason_str = "unsupported device discovered"; | |
5666 | break; | |
5667 | case MPI2_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET: | |
5668 | reason_str = "internal device reset"; | |
5669 | break; | |
5670 | case MPI2_EVENT_SAS_DEV_STAT_RC_TASK_ABORT_INTERNAL: | |
5671 | reason_str = "internal task abort"; | |
5672 | break; | |
5673 | case MPI2_EVENT_SAS_DEV_STAT_RC_ABORT_TASK_SET_INTERNAL: | |
5674 | reason_str = "internal task abort set"; | |
5675 | break; | |
5676 | case MPI2_EVENT_SAS_DEV_STAT_RC_CLEAR_TASK_SET_INTERNAL: | |
5677 | reason_str = "internal clear task set"; | |
5678 | break; | |
5679 | case MPI2_EVENT_SAS_DEV_STAT_RC_QUERY_TASK_INTERNAL: | |
5680 | reason_str = "internal query task"; | |
5681 | break; | |
5682 | case MPI2_EVENT_SAS_DEV_STAT_RC_SATA_INIT_FAILURE: | |
5683 | reason_str = "sata init failure"; | |
5684 | break; | |
5685 | case MPI2_EVENT_SAS_DEV_STAT_RC_CMP_INTERNAL_DEV_RESET: | |
5686 | reason_str = "internal device reset complete"; | |
5687 | break; | |
5688 | case MPI2_EVENT_SAS_DEV_STAT_RC_CMP_TASK_ABORT_INTERNAL: | |
5689 | reason_str = "internal task abort complete"; | |
5690 | break; | |
5691 | case MPI2_EVENT_SAS_DEV_STAT_RC_ASYNC_NOTIFICATION: | |
5692 | reason_str = "internal async notification"; | |
5693 | break; | |
5694 | case MPI2_EVENT_SAS_DEV_STAT_RC_EXPANDER_REDUCED_FUNCTIONALITY: | |
5695 | reason_str = "expander reduced functionality"; | |
5696 | break; | |
5697 | case MPI2_EVENT_SAS_DEV_STAT_RC_CMP_EXPANDER_REDUCED_FUNCTIONALITY: | |
5698 | reason_str = "expander reduced functionality complete"; | |
5699 | break; | |
5700 | default: | |
5701 | reason_str = "unknown reason"; | |
5702 | break; | |
5703 | } | |
5704 | pr_info(MPT3SAS_FMT "device status change: (%s)\n" | |
5705 | "\thandle(0x%04x), sas address(0x%016llx), tag(%d)", | |
5706 | ioc->name, reason_str, le16_to_cpu(event_data->DevHandle), | |
5707 | (unsigned long long)le64_to_cpu(event_data->SASAddress), | |
5708 | le16_to_cpu(event_data->TaskTag)); | |
5709 | if (event_data->ReasonCode == MPI2_EVENT_SAS_DEV_STAT_RC_SMART_DATA) | |
5710 | pr_info(MPT3SAS_FMT ", ASC(0x%x), ASCQ(0x%x)\n", ioc->name, | |
5711 | event_data->ASC, event_data->ASCQ); | |
5712 | pr_info("\n"); | |
5713 | } | |
f92363d1 SR |
5714 | |
5715 | /** | |
5716 | * _scsih_sas_device_status_change_event - handle device status change | |
5717 | * @ioc: per adapter object | |
5718 | * @fw_event: The fw_event_work object | |
5719 | * Context: user. | |
5720 | * | |
5721 | * Return nothing. | |
5722 | */ | |
5723 | static void | |
5724 | _scsih_sas_device_status_change_event(struct MPT3SAS_ADAPTER *ioc, | |
5725 | struct fw_event_work *fw_event) | |
5726 | { | |
5727 | struct MPT3SAS_TARGET *target_priv_data; | |
5728 | struct _sas_device *sas_device; | |
5729 | u64 sas_address; | |
5730 | unsigned long flags; | |
5731 | Mpi2EventDataSasDeviceStatusChange_t *event_data = | |
35b62362 JL |
5732 | (Mpi2EventDataSasDeviceStatusChange_t *) |
5733 | fw_event->event_data; | |
f92363d1 | 5734 | |
f92363d1 SR |
5735 | if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) |
5736 | _scsih_sas_device_status_change_event_debug(ioc, | |
5737 | event_data); | |
f92363d1 SR |
5738 | |
5739 | /* In MPI Revision K (0xC), the internal device reset complete was | |
5740 | * implemented, so avoid setting tm_busy flag for older firmware. | |
5741 | */ | |
5742 | if ((ioc->facts.HeaderVersion >> 8) < 0xC) | |
5743 | return; | |
5744 | ||
5745 | if (event_data->ReasonCode != | |
5746 | MPI2_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET && | |
5747 | event_data->ReasonCode != | |
5748 | MPI2_EVENT_SAS_DEV_STAT_RC_CMP_INTERNAL_DEV_RESET) | |
5749 | return; | |
5750 | ||
5751 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
5752 | sas_address = le64_to_cpu(event_data->SASAddress); | |
d1cb5e49 | 5753 | sas_device = __mpt3sas_get_sdev_by_addr(ioc, |
f92363d1 SR |
5754 | sas_address); |
5755 | ||
d1cb5e49 SR |
5756 | if (!sas_device || !sas_device->starget) |
5757 | goto out; | |
f92363d1 SR |
5758 | |
5759 | target_priv_data = sas_device->starget->hostdata; | |
d1cb5e49 SR |
5760 | if (!target_priv_data) |
5761 | goto out; | |
f92363d1 SR |
5762 | |
5763 | if (event_data->ReasonCode == | |
5764 | MPI2_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET) | |
5765 | target_priv_data->tm_busy = 1; | |
5766 | else | |
5767 | target_priv_data->tm_busy = 0; | |
d1cb5e49 SR |
5768 | |
5769 | out: | |
5770 | if (sas_device) | |
5771 | sas_device_put(sas_device); | |
5772 | ||
f92363d1 | 5773 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
d1cb5e49 | 5774 | |
f92363d1 SR |
5775 | } |
5776 | ||
f92363d1 SR |
5777 | /** |
5778 | * _scsih_sas_enclosure_dev_status_change_event_debug - debug for enclosure | |
5779 | * event | |
5780 | * @ioc: per adapter object | |
5781 | * @event_data: event data payload | |
5782 | * Context: user. | |
5783 | * | |
5784 | * Return nothing. | |
5785 | */ | |
5786 | static void | |
5787 | _scsih_sas_enclosure_dev_status_change_event_debug(struct MPT3SAS_ADAPTER *ioc, | |
5788 | Mpi2EventDataSasEnclDevStatusChange_t *event_data) | |
5789 | { | |
5790 | char *reason_str = NULL; | |
5791 | ||
5792 | switch (event_data->ReasonCode) { | |
5793 | case MPI2_EVENT_SAS_ENCL_RC_ADDED: | |
5794 | reason_str = "enclosure add"; | |
5795 | break; | |
5796 | case MPI2_EVENT_SAS_ENCL_RC_NOT_RESPONDING: | |
5797 | reason_str = "enclosure remove"; | |
5798 | break; | |
5799 | default: | |
5800 | reason_str = "unknown reason"; | |
5801 | break; | |
5802 | } | |
5803 | ||
5804 | pr_info(MPT3SAS_FMT "enclosure status change: (%s)\n" | |
5805 | "\thandle(0x%04x), enclosure logical id(0x%016llx)" | |
5806 | " number slots(%d)\n", ioc->name, reason_str, | |
5807 | le16_to_cpu(event_data->EnclosureHandle), | |
5808 | (unsigned long long)le64_to_cpu(event_data->EnclosureLogicalID), | |
5809 | le16_to_cpu(event_data->StartSlot)); | |
5810 | } | |
f92363d1 SR |
5811 | |
5812 | /** | |
5813 | * _scsih_sas_enclosure_dev_status_change_event - handle enclosure events | |
5814 | * @ioc: per adapter object | |
5815 | * @fw_event: The fw_event_work object | |
5816 | * Context: user. | |
5817 | * | |
5818 | * Return nothing. | |
5819 | */ | |
5820 | static void | |
5821 | _scsih_sas_enclosure_dev_status_change_event(struct MPT3SAS_ADAPTER *ioc, | |
5822 | struct fw_event_work *fw_event) | |
5823 | { | |
f92363d1 SR |
5824 | if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) |
5825 | _scsih_sas_enclosure_dev_status_change_event_debug(ioc, | |
35b62362 | 5826 | (Mpi2EventDataSasEnclDevStatusChange_t *) |
f92363d1 | 5827 | fw_event->event_data); |
f92363d1 SR |
5828 | } |
5829 | ||
5830 | /** | |
5831 | * _scsih_sas_broadcast_primitive_event - handle broadcast events | |
5832 | * @ioc: per adapter object | |
5833 | * @fw_event: The fw_event_work object | |
5834 | * Context: user. | |
5835 | * | |
5836 | * Return nothing. | |
5837 | */ | |
5838 | static void | |
5839 | _scsih_sas_broadcast_primitive_event(struct MPT3SAS_ADAPTER *ioc, | |
5840 | struct fw_event_work *fw_event) | |
5841 | { | |
5842 | struct scsi_cmnd *scmd; | |
5843 | struct scsi_device *sdev; | |
5844 | u16 smid, handle; | |
5845 | u32 lun; | |
5846 | struct MPT3SAS_DEVICE *sas_device_priv_data; | |
5847 | u32 termination_count; | |
5848 | u32 query_count; | |
5849 | Mpi2SCSITaskManagementReply_t *mpi_reply; | |
35b62362 JL |
5850 | Mpi2EventDataSasBroadcastPrimitive_t *event_data = |
5851 | (Mpi2EventDataSasBroadcastPrimitive_t *) | |
5852 | fw_event->event_data; | |
f92363d1 SR |
5853 | u16 ioc_status; |
5854 | unsigned long flags; | |
5855 | int r; | |
5856 | u8 max_retries = 0; | |
5857 | u8 task_abort_retries; | |
5858 | ||
5859 | mutex_lock(&ioc->tm_cmds.mutex); | |
5860 | pr_info(MPT3SAS_FMT | |
5861 | "%s: enter: phy number(%d), width(%d)\n", | |
5862 | ioc->name, __func__, event_data->PhyNum, | |
5863 | event_data->PortWidth); | |
5864 | ||
5865 | _scsih_block_io_all_device(ioc); | |
5866 | ||
5867 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); | |
5868 | mpi_reply = ioc->tm_cmds.reply; | |
5869 | broadcast_aen_retry: | |
5870 | ||
5871 | /* sanity checks for retrying this loop */ | |
5872 | if (max_retries++ == 5) { | |
5873 | dewtprintk(ioc, pr_info(MPT3SAS_FMT "%s: giving up\n", | |
5874 | ioc->name, __func__)); | |
5875 | goto out; | |
5876 | } else if (max_retries > 1) | |
5877 | dewtprintk(ioc, pr_info(MPT3SAS_FMT "%s: %d retry\n", | |
5878 | ioc->name, __func__, max_retries - 1)); | |
5879 | ||
5880 | termination_count = 0; | |
5881 | query_count = 0; | |
5882 | for (smid = 1; smid <= ioc->scsiio_depth; smid++) { | |
5883 | if (ioc->shost_recovery) | |
5884 | goto out; | |
5885 | scmd = _scsih_scsi_lookup_get(ioc, smid); | |
5886 | if (!scmd) | |
5887 | continue; | |
5888 | sdev = scmd->device; | |
5889 | sas_device_priv_data = sdev->hostdata; | |
5890 | if (!sas_device_priv_data || !sas_device_priv_data->sas_target) | |
5891 | continue; | |
5892 | /* skip hidden raid components */ | |
5893 | if (sas_device_priv_data->sas_target->flags & | |
5894 | MPT_TARGET_FLAGS_RAID_COMPONENT) | |
5895 | continue; | |
5896 | /* skip volumes */ | |
5897 | if (sas_device_priv_data->sas_target->flags & | |
5898 | MPT_TARGET_FLAGS_VOLUME) | |
5899 | continue; | |
5900 | ||
5901 | handle = sas_device_priv_data->sas_target->handle; | |
5902 | lun = sas_device_priv_data->lun; | |
5903 | query_count++; | |
5904 | ||
5905 | if (ioc->shost_recovery) | |
5906 | goto out; | |
5907 | ||
5908 | spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); | |
5909 | r = mpt3sas_scsih_issue_tm(ioc, handle, 0, 0, lun, | |
c62e46de | 5910 | MPI2_SCSITASKMGMT_TASKTYPE_QUERY_TASK, smid, 30, |
f92363d1 SR |
5911 | TM_MUTEX_OFF); |
5912 | if (r == FAILED) { | |
5913 | sdev_printk(KERN_WARNING, sdev, | |
5914 | "mpt3sas_scsih_issue_tm: FAILED when sending " | |
5915 | "QUERY_TASK: scmd(%p)\n", scmd); | |
5916 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); | |
5917 | goto broadcast_aen_retry; | |
5918 | } | |
5919 | ioc_status = le16_to_cpu(mpi_reply->IOCStatus) | |
5920 | & MPI2_IOCSTATUS_MASK; | |
5921 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { | |
5922 | sdev_printk(KERN_WARNING, sdev, | |
5923 | "query task: FAILED with IOCSTATUS(0x%04x), scmd(%p)\n", | |
5924 | ioc_status, scmd); | |
5925 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); | |
5926 | goto broadcast_aen_retry; | |
5927 | } | |
5928 | ||
5929 | /* see if IO is still owned by IOC and target */ | |
5930 | if (mpi_reply->ResponseCode == | |
5931 | MPI2_SCSITASKMGMT_RSP_TM_SUCCEEDED || | |
5932 | mpi_reply->ResponseCode == | |
5933 | MPI2_SCSITASKMGMT_RSP_IO_QUEUED_ON_IOC) { | |
5934 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); | |
5935 | continue; | |
5936 | } | |
5937 | task_abort_retries = 0; | |
5938 | tm_retry: | |
5939 | if (task_abort_retries++ == 60) { | |
5940 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
5941 | "%s: ABORT_TASK: giving up\n", ioc->name, | |
5942 | __func__)); | |
5943 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); | |
5944 | goto broadcast_aen_retry; | |
5945 | } | |
5946 | ||
5947 | if (ioc->shost_recovery) | |
5948 | goto out_no_lock; | |
5949 | ||
5950 | r = mpt3sas_scsih_issue_tm(ioc, handle, sdev->channel, sdev->id, | |
5951 | sdev->lun, MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK, smid, 30, | |
c62e46de | 5952 | TM_MUTEX_OFF); |
f92363d1 SR |
5953 | if (r == FAILED) { |
5954 | sdev_printk(KERN_WARNING, sdev, | |
5955 | "mpt3sas_scsih_issue_tm: ABORT_TASK: FAILED : " | |
5956 | "scmd(%p)\n", scmd); | |
5957 | goto tm_retry; | |
5958 | } | |
5959 | ||
5960 | if (task_abort_retries > 1) | |
5961 | sdev_printk(KERN_WARNING, sdev, | |
5962 | "mpt3sas_scsih_issue_tm: ABORT_TASK: RETRIES (%d):" | |
5963 | " scmd(%p)\n", | |
5964 | task_abort_retries - 1, scmd); | |
5965 | ||
5966 | termination_count += le32_to_cpu(mpi_reply->TerminationCount); | |
5967 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); | |
5968 | } | |
5969 | ||
5970 | if (ioc->broadcast_aen_pending) { | |
5971 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
5972 | "%s: loop back due to pending AEN\n", | |
5973 | ioc->name, __func__)); | |
5974 | ioc->broadcast_aen_pending = 0; | |
5975 | goto broadcast_aen_retry; | |
5976 | } | |
5977 | ||
5978 | out: | |
5979 | spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); | |
5980 | out_no_lock: | |
5981 | ||
5982 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
5983 | "%s - exit, query_count = %d termination_count = %d\n", | |
5984 | ioc->name, __func__, query_count, termination_count)); | |
5985 | ||
5986 | ioc->broadcast_aen_busy = 0; | |
5987 | if (!ioc->shost_recovery) | |
5988 | _scsih_ublock_io_all_device(ioc); | |
5989 | mutex_unlock(&ioc->tm_cmds.mutex); | |
5990 | } | |
5991 | ||
5992 | /** | |
5993 | * _scsih_sas_discovery_event - handle discovery events | |
5994 | * @ioc: per adapter object | |
5995 | * @fw_event: The fw_event_work object | |
5996 | * Context: user. | |
5997 | * | |
5998 | * Return nothing. | |
5999 | */ | |
6000 | static void | |
6001 | _scsih_sas_discovery_event(struct MPT3SAS_ADAPTER *ioc, | |
6002 | struct fw_event_work *fw_event) | |
6003 | { | |
35b62362 JL |
6004 | Mpi2EventDataSasDiscovery_t *event_data = |
6005 | (Mpi2EventDataSasDiscovery_t *) fw_event->event_data; | |
f92363d1 | 6006 | |
f92363d1 SR |
6007 | if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) { |
6008 | pr_info(MPT3SAS_FMT "discovery event: (%s)", ioc->name, | |
6009 | (event_data->ReasonCode == MPI2_EVENT_SAS_DISC_RC_STARTED) ? | |
6010 | "start" : "stop"); | |
af009411 SR |
6011 | if (event_data->DiscoveryStatus) |
6012 | pr_info("discovery_status(0x%08x)", | |
6013 | le32_to_cpu(event_data->DiscoveryStatus)); | |
6014 | pr_info("\n"); | |
f92363d1 | 6015 | } |
f92363d1 SR |
6016 | |
6017 | if (event_data->ReasonCode == MPI2_EVENT_SAS_DISC_RC_STARTED && | |
6018 | !ioc->sas_hba.num_phys) { | |
6019 | if (disable_discovery > 0 && ioc->shost_recovery) { | |
6020 | /* Wait for the reset to complete */ | |
6021 | while (ioc->shost_recovery) | |
6022 | ssleep(1); | |
6023 | } | |
6024 | _scsih_sas_host_add(ioc); | |
6025 | } | |
6026 | } | |
6027 | ||
6028 | /** | |
6029 | * _scsih_ir_fastpath - turn on fastpath for IR physdisk | |
6030 | * @ioc: per adapter object | |
6031 | * @handle: device handle for physical disk | |
6032 | * @phys_disk_num: physical disk number | |
6033 | * | |
6034 | * Return 0 for success, else failure. | |
6035 | */ | |
6036 | static int | |
6037 | _scsih_ir_fastpath(struct MPT3SAS_ADAPTER *ioc, u16 handle, u8 phys_disk_num) | |
6038 | { | |
6039 | Mpi2RaidActionRequest_t *mpi_request; | |
6040 | Mpi2RaidActionReply_t *mpi_reply; | |
6041 | u16 smid; | |
6042 | u8 issue_reset = 0; | |
6043 | int rc = 0; | |
6044 | u16 ioc_status; | |
6045 | u32 log_info; | |
6046 | ||
c84b06a4 SR |
6047 | if (ioc->hba_mpi_version_belonged == MPI2_VERSION) |
6048 | return rc; | |
6049 | ||
f92363d1 SR |
6050 | mutex_lock(&ioc->scsih_cmds.mutex); |
6051 | ||
6052 | if (ioc->scsih_cmds.status != MPT3_CMD_NOT_USED) { | |
6053 | pr_err(MPT3SAS_FMT "%s: scsih_cmd in use\n", | |
6054 | ioc->name, __func__); | |
6055 | rc = -EAGAIN; | |
6056 | goto out; | |
6057 | } | |
6058 | ioc->scsih_cmds.status = MPT3_CMD_PENDING; | |
6059 | ||
6060 | smid = mpt3sas_base_get_smid(ioc, ioc->scsih_cb_idx); | |
6061 | if (!smid) { | |
6062 | pr_err(MPT3SAS_FMT "%s: failed obtaining a smid\n", | |
6063 | ioc->name, __func__); | |
6064 | ioc->scsih_cmds.status = MPT3_CMD_NOT_USED; | |
6065 | rc = -EAGAIN; | |
6066 | goto out; | |
6067 | } | |
6068 | ||
6069 | mpi_request = mpt3sas_base_get_msg_frame(ioc, smid); | |
6070 | ioc->scsih_cmds.smid = smid; | |
6071 | memset(mpi_request, 0, sizeof(Mpi2RaidActionRequest_t)); | |
6072 | ||
6073 | mpi_request->Function = MPI2_FUNCTION_RAID_ACTION; | |
6074 | mpi_request->Action = MPI2_RAID_ACTION_PHYSDISK_HIDDEN; | |
6075 | mpi_request->PhysDiskNum = phys_disk_num; | |
6076 | ||
6077 | dewtprintk(ioc, pr_info(MPT3SAS_FMT "IR RAID_ACTION: turning fast "\ | |
6078 | "path on for handle(0x%04x), phys_disk_num (0x%02x)\n", ioc->name, | |
6079 | handle, phys_disk_num)); | |
6080 | ||
6081 | init_completion(&ioc->scsih_cmds.done); | |
6082 | mpt3sas_base_put_smid_default(ioc, smid); | |
6083 | wait_for_completion_timeout(&ioc->scsih_cmds.done, 10*HZ); | |
6084 | ||
6085 | if (!(ioc->scsih_cmds.status & MPT3_CMD_COMPLETE)) { | |
6086 | pr_err(MPT3SAS_FMT "%s: timeout\n", | |
6087 | ioc->name, __func__); | |
6088 | if (!(ioc->scsih_cmds.status & MPT3_CMD_RESET)) | |
6089 | issue_reset = 1; | |
6090 | rc = -EFAULT; | |
6091 | goto out; | |
6092 | } | |
6093 | ||
6094 | if (ioc->scsih_cmds.status & MPT3_CMD_REPLY_VALID) { | |
6095 | ||
6096 | mpi_reply = ioc->scsih_cmds.reply; | |
6097 | ioc_status = le16_to_cpu(mpi_reply->IOCStatus); | |
6098 | if (ioc_status & MPI2_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE) | |
6099 | log_info = le32_to_cpu(mpi_reply->IOCLogInfo); | |
6100 | else | |
6101 | log_info = 0; | |
6102 | ioc_status &= MPI2_IOCSTATUS_MASK; | |
6103 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { | |
6104 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
6105 | "IR RAID_ACTION: failed: ioc_status(0x%04x), " | |
6106 | "loginfo(0x%08x)!!!\n", ioc->name, ioc_status, | |
6107 | log_info)); | |
6108 | rc = -EFAULT; | |
6109 | } else | |
6110 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
6111 | "IR RAID_ACTION: completed successfully\n", | |
6112 | ioc->name)); | |
6113 | } | |
6114 | ||
6115 | out: | |
6116 | ioc->scsih_cmds.status = MPT3_CMD_NOT_USED; | |
6117 | mutex_unlock(&ioc->scsih_cmds.mutex); | |
6118 | ||
6119 | if (issue_reset) | |
6120 | mpt3sas_base_hard_reset_handler(ioc, CAN_SLEEP, | |
6121 | FORCE_BIG_HAMMER); | |
6122 | return rc; | |
6123 | } | |
6124 | ||
6125 | /** | |
6126 | * _scsih_reprobe_lun - reprobing lun | |
6127 | * @sdev: scsi device struct | |
6128 | * @no_uld_attach: sdev->no_uld_attach flag setting | |
6129 | * | |
6130 | **/ | |
6131 | static void | |
6132 | _scsih_reprobe_lun(struct scsi_device *sdev, void *no_uld_attach) | |
6133 | { | |
6134 | int rc; | |
6135 | sdev->no_uld_attach = no_uld_attach ? 1 : 0; | |
6136 | sdev_printk(KERN_INFO, sdev, "%s raid component\n", | |
6137 | sdev->no_uld_attach ? "hidding" : "exposing"); | |
6138 | rc = scsi_device_reprobe(sdev); | |
6139 | } | |
6140 | ||
6141 | /** | |
6142 | * _scsih_sas_volume_add - add new volume | |
6143 | * @ioc: per adapter object | |
6144 | * @element: IR config element data | |
6145 | * Context: user. | |
6146 | * | |
6147 | * Return nothing. | |
6148 | */ | |
6149 | static void | |
6150 | _scsih_sas_volume_add(struct MPT3SAS_ADAPTER *ioc, | |
6151 | Mpi2EventIrConfigElement_t *element) | |
6152 | { | |
6153 | struct _raid_device *raid_device; | |
6154 | unsigned long flags; | |
6155 | u64 wwid; | |
6156 | u16 handle = le16_to_cpu(element->VolDevHandle); | |
6157 | int rc; | |
6158 | ||
6159 | mpt3sas_config_get_volume_wwid(ioc, handle, &wwid); | |
6160 | if (!wwid) { | |
6161 | pr_err(MPT3SAS_FMT | |
6162 | "failure at %s:%d/%s()!\n", ioc->name, | |
6163 | __FILE__, __LINE__, __func__); | |
6164 | return; | |
6165 | } | |
6166 | ||
6167 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
6168 | raid_device = _scsih_raid_device_find_by_wwid(ioc, wwid); | |
6169 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
6170 | ||
6171 | if (raid_device) | |
6172 | return; | |
6173 | ||
6174 | raid_device = kzalloc(sizeof(struct _raid_device), GFP_KERNEL); | |
6175 | if (!raid_device) { | |
6176 | pr_err(MPT3SAS_FMT | |
6177 | "failure at %s:%d/%s()!\n", ioc->name, | |
6178 | __FILE__, __LINE__, __func__); | |
6179 | return; | |
6180 | } | |
6181 | ||
6182 | raid_device->id = ioc->sas_id++; | |
6183 | raid_device->channel = RAID_CHANNEL; | |
6184 | raid_device->handle = handle; | |
6185 | raid_device->wwid = wwid; | |
6186 | _scsih_raid_device_add(ioc, raid_device); | |
6187 | if (!ioc->wait_for_discovery_to_complete) { | |
6188 | rc = scsi_add_device(ioc->shost, RAID_CHANNEL, | |
6189 | raid_device->id, 0); | |
6190 | if (rc) | |
6191 | _scsih_raid_device_remove(ioc, raid_device); | |
6192 | } else { | |
6193 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
6194 | _scsih_determine_boot_device(ioc, raid_device, 1); | |
6195 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
6196 | } | |
6197 | } | |
6198 | ||
6199 | /** | |
6200 | * _scsih_sas_volume_delete - delete volume | |
6201 | * @ioc: per adapter object | |
6202 | * @handle: volume device handle | |
6203 | * Context: user. | |
6204 | * | |
6205 | * Return nothing. | |
6206 | */ | |
6207 | static void | |
6208 | _scsih_sas_volume_delete(struct MPT3SAS_ADAPTER *ioc, u16 handle) | |
6209 | { | |
6210 | struct _raid_device *raid_device; | |
6211 | unsigned long flags; | |
6212 | struct MPT3SAS_TARGET *sas_target_priv_data; | |
6213 | struct scsi_target *starget = NULL; | |
6214 | ||
6215 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
c84b06a4 | 6216 | raid_device = mpt3sas_raid_device_find_by_handle(ioc, handle); |
f92363d1 SR |
6217 | if (raid_device) { |
6218 | if (raid_device->starget) { | |
6219 | starget = raid_device->starget; | |
6220 | sas_target_priv_data = starget->hostdata; | |
6221 | sas_target_priv_data->deleted = 1; | |
6222 | } | |
6223 | pr_info(MPT3SAS_FMT "removing handle(0x%04x), wwid(0x%016llx)\n", | |
6224 | ioc->name, raid_device->handle, | |
6225 | (unsigned long long) raid_device->wwid); | |
6226 | list_del(&raid_device->list); | |
6227 | kfree(raid_device); | |
6228 | } | |
6229 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
6230 | if (starget) | |
6231 | scsi_remove_target(&starget->dev); | |
6232 | } | |
6233 | ||
6234 | /** | |
6235 | * _scsih_sas_pd_expose - expose pd component to /dev/sdX | |
6236 | * @ioc: per adapter object | |
6237 | * @element: IR config element data | |
6238 | * Context: user. | |
6239 | * | |
6240 | * Return nothing. | |
6241 | */ | |
6242 | static void | |
6243 | _scsih_sas_pd_expose(struct MPT3SAS_ADAPTER *ioc, | |
6244 | Mpi2EventIrConfigElement_t *element) | |
6245 | { | |
6246 | struct _sas_device *sas_device; | |
6247 | struct scsi_target *starget = NULL; | |
6248 | struct MPT3SAS_TARGET *sas_target_priv_data; | |
6249 | unsigned long flags; | |
6250 | u16 handle = le16_to_cpu(element->PhysDiskDevHandle); | |
6251 | ||
6252 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
d1cb5e49 | 6253 | sas_device = __mpt3sas_get_sdev_by_handle(ioc, handle); |
f92363d1 SR |
6254 | if (sas_device) { |
6255 | sas_device->volume_handle = 0; | |
6256 | sas_device->volume_wwid = 0; | |
6257 | clear_bit(handle, ioc->pd_handles); | |
6258 | if (sas_device->starget && sas_device->starget->hostdata) { | |
6259 | starget = sas_device->starget; | |
6260 | sas_target_priv_data = starget->hostdata; | |
6261 | sas_target_priv_data->flags &= | |
6262 | ~MPT_TARGET_FLAGS_RAID_COMPONENT; | |
6263 | } | |
6264 | } | |
6265 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
6266 | if (!sas_device) | |
6267 | return; | |
6268 | ||
6269 | /* exposing raid component */ | |
6270 | if (starget) | |
6271 | starget_for_each_device(starget, NULL, _scsih_reprobe_lun); | |
d1cb5e49 SR |
6272 | |
6273 | sas_device_put(sas_device); | |
f92363d1 SR |
6274 | } |
6275 | ||
6276 | /** | |
6277 | * _scsih_sas_pd_hide - hide pd component from /dev/sdX | |
6278 | * @ioc: per adapter object | |
6279 | * @element: IR config element data | |
6280 | * Context: user. | |
6281 | * | |
6282 | * Return nothing. | |
6283 | */ | |
6284 | static void | |
6285 | _scsih_sas_pd_hide(struct MPT3SAS_ADAPTER *ioc, | |
6286 | Mpi2EventIrConfigElement_t *element) | |
6287 | { | |
6288 | struct _sas_device *sas_device; | |
6289 | struct scsi_target *starget = NULL; | |
6290 | struct MPT3SAS_TARGET *sas_target_priv_data; | |
6291 | unsigned long flags; | |
6292 | u16 handle = le16_to_cpu(element->PhysDiskDevHandle); | |
6293 | u16 volume_handle = 0; | |
6294 | u64 volume_wwid = 0; | |
6295 | ||
6296 | mpt3sas_config_get_volume_handle(ioc, handle, &volume_handle); | |
6297 | if (volume_handle) | |
6298 | mpt3sas_config_get_volume_wwid(ioc, volume_handle, | |
6299 | &volume_wwid); | |
6300 | ||
6301 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
d1cb5e49 | 6302 | sas_device = __mpt3sas_get_sdev_by_handle(ioc, handle); |
f92363d1 SR |
6303 | if (sas_device) { |
6304 | set_bit(handle, ioc->pd_handles); | |
6305 | if (sas_device->starget && sas_device->starget->hostdata) { | |
6306 | starget = sas_device->starget; | |
6307 | sas_target_priv_data = starget->hostdata; | |
6308 | sas_target_priv_data->flags |= | |
6309 | MPT_TARGET_FLAGS_RAID_COMPONENT; | |
6310 | sas_device->volume_handle = volume_handle; | |
6311 | sas_device->volume_wwid = volume_wwid; | |
6312 | } | |
6313 | } | |
6314 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
6315 | if (!sas_device) | |
6316 | return; | |
6317 | ||
6318 | /* hiding raid component */ | |
6319 | _scsih_ir_fastpath(ioc, handle, element->PhysDiskNum); | |
c84b06a4 | 6320 | |
f92363d1 SR |
6321 | if (starget) |
6322 | starget_for_each_device(starget, (void *)1, _scsih_reprobe_lun); | |
d1cb5e49 SR |
6323 | |
6324 | sas_device_put(sas_device); | |
f92363d1 SR |
6325 | } |
6326 | ||
6327 | /** | |
6328 | * _scsih_sas_pd_delete - delete pd component | |
6329 | * @ioc: per adapter object | |
6330 | * @element: IR config element data | |
6331 | * Context: user. | |
6332 | * | |
6333 | * Return nothing. | |
6334 | */ | |
6335 | static void | |
6336 | _scsih_sas_pd_delete(struct MPT3SAS_ADAPTER *ioc, | |
6337 | Mpi2EventIrConfigElement_t *element) | |
6338 | { | |
6339 | u16 handle = le16_to_cpu(element->PhysDiskDevHandle); | |
6340 | ||
6341 | _scsih_device_remove_by_handle(ioc, handle); | |
6342 | } | |
6343 | ||
6344 | /** | |
6345 | * _scsih_sas_pd_add - remove pd component | |
6346 | * @ioc: per adapter object | |
6347 | * @element: IR config element data | |
6348 | * Context: user. | |
6349 | * | |
6350 | * Return nothing. | |
6351 | */ | |
6352 | static void | |
6353 | _scsih_sas_pd_add(struct MPT3SAS_ADAPTER *ioc, | |
6354 | Mpi2EventIrConfigElement_t *element) | |
6355 | { | |
6356 | struct _sas_device *sas_device; | |
f92363d1 SR |
6357 | u16 handle = le16_to_cpu(element->PhysDiskDevHandle); |
6358 | Mpi2ConfigReply_t mpi_reply; | |
6359 | Mpi2SasDevicePage0_t sas_device_pg0; | |
6360 | u32 ioc_status; | |
6361 | u64 sas_address; | |
6362 | u16 parent_handle; | |
6363 | ||
6364 | set_bit(handle, ioc->pd_handles); | |
6365 | ||
d1cb5e49 | 6366 | sas_device = mpt3sas_get_sdev_by_handle(ioc, handle); |
f92363d1 SR |
6367 | if (sas_device) { |
6368 | _scsih_ir_fastpath(ioc, handle, element->PhysDiskNum); | |
d1cb5e49 | 6369 | sas_device_put(sas_device); |
f92363d1 SR |
6370 | return; |
6371 | } | |
6372 | ||
6373 | if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0, | |
6374 | MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) { | |
6375 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
6376 | ioc->name, __FILE__, __LINE__, __func__); | |
6377 | return; | |
6378 | } | |
6379 | ||
6380 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
6381 | MPI2_IOCSTATUS_MASK; | |
6382 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { | |
6383 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
6384 | ioc->name, __FILE__, __LINE__, __func__); | |
6385 | return; | |
6386 | } | |
6387 | ||
6388 | parent_handle = le16_to_cpu(sas_device_pg0.ParentDevHandle); | |
6389 | if (!_scsih_get_sas_address(ioc, parent_handle, &sas_address)) | |
6390 | mpt3sas_transport_update_links(ioc, sas_address, handle, | |
6391 | sas_device_pg0.PhyNum, MPI2_SAS_NEG_LINK_RATE_1_5); | |
6392 | ||
6393 | _scsih_ir_fastpath(ioc, handle, element->PhysDiskNum); | |
6394 | _scsih_add_device(ioc, handle, 0, 1); | |
6395 | } | |
6396 | ||
f92363d1 SR |
6397 | /** |
6398 | * _scsih_sas_ir_config_change_event_debug - debug for IR Config Change events | |
6399 | * @ioc: per adapter object | |
6400 | * @event_data: event data payload | |
6401 | * Context: user. | |
6402 | * | |
6403 | * Return nothing. | |
6404 | */ | |
6405 | static void | |
6406 | _scsih_sas_ir_config_change_event_debug(struct MPT3SAS_ADAPTER *ioc, | |
6407 | Mpi2EventDataIrConfigChangeList_t *event_data) | |
6408 | { | |
6409 | Mpi2EventIrConfigElement_t *element; | |
6410 | u8 element_type; | |
6411 | int i; | |
6412 | char *reason_str = NULL, *element_str = NULL; | |
6413 | ||
6414 | element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0]; | |
6415 | ||
6416 | pr_info(MPT3SAS_FMT "raid config change: (%s), elements(%d)\n", | |
6417 | ioc->name, (le32_to_cpu(event_data->Flags) & | |
6418 | MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG) ? | |
6419 | "foreign" : "native", event_data->NumElements); | |
6420 | for (i = 0; i < event_data->NumElements; i++, element++) { | |
6421 | switch (element->ReasonCode) { | |
6422 | case MPI2_EVENT_IR_CHANGE_RC_ADDED: | |
6423 | reason_str = "add"; | |
6424 | break; | |
6425 | case MPI2_EVENT_IR_CHANGE_RC_REMOVED: | |
6426 | reason_str = "remove"; | |
6427 | break; | |
6428 | case MPI2_EVENT_IR_CHANGE_RC_NO_CHANGE: | |
6429 | reason_str = "no change"; | |
6430 | break; | |
6431 | case MPI2_EVENT_IR_CHANGE_RC_HIDE: | |
6432 | reason_str = "hide"; | |
6433 | break; | |
6434 | case MPI2_EVENT_IR_CHANGE_RC_UNHIDE: | |
6435 | reason_str = "unhide"; | |
6436 | break; | |
6437 | case MPI2_EVENT_IR_CHANGE_RC_VOLUME_CREATED: | |
6438 | reason_str = "volume_created"; | |
6439 | break; | |
6440 | case MPI2_EVENT_IR_CHANGE_RC_VOLUME_DELETED: | |
6441 | reason_str = "volume_deleted"; | |
6442 | break; | |
6443 | case MPI2_EVENT_IR_CHANGE_RC_PD_CREATED: | |
6444 | reason_str = "pd_created"; | |
6445 | break; | |
6446 | case MPI2_EVENT_IR_CHANGE_RC_PD_DELETED: | |
6447 | reason_str = "pd_deleted"; | |
6448 | break; | |
6449 | default: | |
6450 | reason_str = "unknown reason"; | |
6451 | break; | |
6452 | } | |
6453 | element_type = le16_to_cpu(element->ElementFlags) & | |
6454 | MPI2_EVENT_IR_CHANGE_EFLAGS_ELEMENT_TYPE_MASK; | |
6455 | switch (element_type) { | |
6456 | case MPI2_EVENT_IR_CHANGE_EFLAGS_VOLUME_ELEMENT: | |
6457 | element_str = "volume"; | |
6458 | break; | |
6459 | case MPI2_EVENT_IR_CHANGE_EFLAGS_VOLPHYSDISK_ELEMENT: | |
6460 | element_str = "phys disk"; | |
6461 | break; | |
6462 | case MPI2_EVENT_IR_CHANGE_EFLAGS_HOTSPARE_ELEMENT: | |
6463 | element_str = "hot spare"; | |
6464 | break; | |
6465 | default: | |
6466 | element_str = "unknown element"; | |
6467 | break; | |
6468 | } | |
6469 | pr_info("\t(%s:%s), vol handle(0x%04x), " \ | |
6470 | "pd handle(0x%04x), pd num(0x%02x)\n", element_str, | |
6471 | reason_str, le16_to_cpu(element->VolDevHandle), | |
6472 | le16_to_cpu(element->PhysDiskDevHandle), | |
6473 | element->PhysDiskNum); | |
6474 | } | |
6475 | } | |
f92363d1 SR |
6476 | |
6477 | /** | |
6478 | * _scsih_sas_ir_config_change_event - handle ir configuration change events | |
6479 | * @ioc: per adapter object | |
6480 | * @fw_event: The fw_event_work object | |
6481 | * Context: user. | |
6482 | * | |
6483 | * Return nothing. | |
6484 | */ | |
6485 | static void | |
6486 | _scsih_sas_ir_config_change_event(struct MPT3SAS_ADAPTER *ioc, | |
6487 | struct fw_event_work *fw_event) | |
6488 | { | |
6489 | Mpi2EventIrConfigElement_t *element; | |
6490 | int i; | |
6491 | u8 foreign_config; | |
35b62362 JL |
6492 | Mpi2EventDataIrConfigChangeList_t *event_data = |
6493 | (Mpi2EventDataIrConfigChangeList_t *) | |
6494 | fw_event->event_data; | |
f92363d1 | 6495 | |
7786ab6a SR |
6496 | if ((ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) && |
6497 | (!ioc->hide_ir_msg)) | |
f92363d1 SR |
6498 | _scsih_sas_ir_config_change_event_debug(ioc, event_data); |
6499 | ||
f92363d1 SR |
6500 | foreign_config = (le32_to_cpu(event_data->Flags) & |
6501 | MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG) ? 1 : 0; | |
6502 | ||
6503 | element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0]; | |
c84b06a4 SR |
6504 | if (ioc->shost_recovery && |
6505 | ioc->hba_mpi_version_belonged != MPI2_VERSION) { | |
f92363d1 SR |
6506 | for (i = 0; i < event_data->NumElements; i++, element++) { |
6507 | if (element->ReasonCode == MPI2_EVENT_IR_CHANGE_RC_HIDE) | |
6508 | _scsih_ir_fastpath(ioc, | |
6509 | le16_to_cpu(element->PhysDiskDevHandle), | |
6510 | element->PhysDiskNum); | |
6511 | } | |
6512 | return; | |
6513 | } | |
7786ab6a | 6514 | |
f92363d1 SR |
6515 | for (i = 0; i < event_data->NumElements; i++, element++) { |
6516 | ||
6517 | switch (element->ReasonCode) { | |
6518 | case MPI2_EVENT_IR_CHANGE_RC_VOLUME_CREATED: | |
6519 | case MPI2_EVENT_IR_CHANGE_RC_ADDED: | |
6520 | if (!foreign_config) | |
6521 | _scsih_sas_volume_add(ioc, element); | |
6522 | break; | |
6523 | case MPI2_EVENT_IR_CHANGE_RC_VOLUME_DELETED: | |
6524 | case MPI2_EVENT_IR_CHANGE_RC_REMOVED: | |
6525 | if (!foreign_config) | |
6526 | _scsih_sas_volume_delete(ioc, | |
6527 | le16_to_cpu(element->VolDevHandle)); | |
6528 | break; | |
6529 | case MPI2_EVENT_IR_CHANGE_RC_PD_CREATED: | |
7786ab6a SR |
6530 | if (!ioc->is_warpdrive) |
6531 | _scsih_sas_pd_hide(ioc, element); | |
f92363d1 SR |
6532 | break; |
6533 | case MPI2_EVENT_IR_CHANGE_RC_PD_DELETED: | |
7786ab6a SR |
6534 | if (!ioc->is_warpdrive) |
6535 | _scsih_sas_pd_expose(ioc, element); | |
f92363d1 SR |
6536 | break; |
6537 | case MPI2_EVENT_IR_CHANGE_RC_HIDE: | |
7786ab6a SR |
6538 | if (!ioc->is_warpdrive) |
6539 | _scsih_sas_pd_add(ioc, element); | |
f92363d1 SR |
6540 | break; |
6541 | case MPI2_EVENT_IR_CHANGE_RC_UNHIDE: | |
7786ab6a SR |
6542 | if (!ioc->is_warpdrive) |
6543 | _scsih_sas_pd_delete(ioc, element); | |
f92363d1 SR |
6544 | break; |
6545 | } | |
6546 | } | |
6547 | } | |
6548 | ||
6549 | /** | |
6550 | * _scsih_sas_ir_volume_event - IR volume event | |
6551 | * @ioc: per adapter object | |
6552 | * @fw_event: The fw_event_work object | |
6553 | * Context: user. | |
6554 | * | |
6555 | * Return nothing. | |
6556 | */ | |
6557 | static void | |
6558 | _scsih_sas_ir_volume_event(struct MPT3SAS_ADAPTER *ioc, | |
6559 | struct fw_event_work *fw_event) | |
6560 | { | |
6561 | u64 wwid; | |
6562 | unsigned long flags; | |
6563 | struct _raid_device *raid_device; | |
6564 | u16 handle; | |
6565 | u32 state; | |
6566 | int rc; | |
35b62362 JL |
6567 | Mpi2EventDataIrVolume_t *event_data = |
6568 | (Mpi2EventDataIrVolume_t *) fw_event->event_data; | |
f92363d1 SR |
6569 | |
6570 | if (ioc->shost_recovery) | |
6571 | return; | |
6572 | ||
6573 | if (event_data->ReasonCode != MPI2_EVENT_IR_VOLUME_RC_STATE_CHANGED) | |
6574 | return; | |
6575 | ||
6576 | handle = le16_to_cpu(event_data->VolDevHandle); | |
6577 | state = le32_to_cpu(event_data->NewValue); | |
7786ab6a SR |
6578 | if (!ioc->hide_ir_msg) |
6579 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
6580 | "%s: handle(0x%04x), old(0x%08x), new(0x%08x)\n", | |
6581 | ioc->name, __func__, handle, | |
6582 | le32_to_cpu(event_data->PreviousValue), state)); | |
f92363d1 SR |
6583 | switch (state) { |
6584 | case MPI2_RAID_VOL_STATE_MISSING: | |
6585 | case MPI2_RAID_VOL_STATE_FAILED: | |
6586 | _scsih_sas_volume_delete(ioc, handle); | |
6587 | break; | |
6588 | ||
6589 | case MPI2_RAID_VOL_STATE_ONLINE: | |
6590 | case MPI2_RAID_VOL_STATE_DEGRADED: | |
6591 | case MPI2_RAID_VOL_STATE_OPTIMAL: | |
6592 | ||
6593 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
c84b06a4 | 6594 | raid_device = mpt3sas_raid_device_find_by_handle(ioc, handle); |
f92363d1 SR |
6595 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); |
6596 | ||
6597 | if (raid_device) | |
6598 | break; | |
6599 | ||
6600 | mpt3sas_config_get_volume_wwid(ioc, handle, &wwid); | |
6601 | if (!wwid) { | |
6602 | pr_err(MPT3SAS_FMT | |
6603 | "failure at %s:%d/%s()!\n", ioc->name, | |
6604 | __FILE__, __LINE__, __func__); | |
6605 | break; | |
6606 | } | |
6607 | ||
6608 | raid_device = kzalloc(sizeof(struct _raid_device), GFP_KERNEL); | |
6609 | if (!raid_device) { | |
6610 | pr_err(MPT3SAS_FMT | |
6611 | "failure at %s:%d/%s()!\n", ioc->name, | |
6612 | __FILE__, __LINE__, __func__); | |
6613 | break; | |
6614 | } | |
6615 | ||
6616 | raid_device->id = ioc->sas_id++; | |
6617 | raid_device->channel = RAID_CHANNEL; | |
6618 | raid_device->handle = handle; | |
6619 | raid_device->wwid = wwid; | |
6620 | _scsih_raid_device_add(ioc, raid_device); | |
6621 | rc = scsi_add_device(ioc->shost, RAID_CHANNEL, | |
6622 | raid_device->id, 0); | |
6623 | if (rc) | |
6624 | _scsih_raid_device_remove(ioc, raid_device); | |
6625 | break; | |
6626 | ||
6627 | case MPI2_RAID_VOL_STATE_INITIALIZING: | |
6628 | default: | |
6629 | break; | |
6630 | } | |
6631 | } | |
6632 | ||
6633 | /** | |
6634 | * _scsih_sas_ir_physical_disk_event - PD event | |
6635 | * @ioc: per adapter object | |
6636 | * @fw_event: The fw_event_work object | |
6637 | * Context: user. | |
6638 | * | |
6639 | * Return nothing. | |
6640 | */ | |
6641 | static void | |
6642 | _scsih_sas_ir_physical_disk_event(struct MPT3SAS_ADAPTER *ioc, | |
6643 | struct fw_event_work *fw_event) | |
6644 | { | |
6645 | u16 handle, parent_handle; | |
6646 | u32 state; | |
6647 | struct _sas_device *sas_device; | |
f92363d1 SR |
6648 | Mpi2ConfigReply_t mpi_reply; |
6649 | Mpi2SasDevicePage0_t sas_device_pg0; | |
6650 | u32 ioc_status; | |
35b62362 JL |
6651 | Mpi2EventDataIrPhysicalDisk_t *event_data = |
6652 | (Mpi2EventDataIrPhysicalDisk_t *) fw_event->event_data; | |
f92363d1 SR |
6653 | u64 sas_address; |
6654 | ||
6655 | if (ioc->shost_recovery) | |
6656 | return; | |
6657 | ||
6658 | if (event_data->ReasonCode != MPI2_EVENT_IR_PHYSDISK_RC_STATE_CHANGED) | |
6659 | return; | |
6660 | ||
6661 | handle = le16_to_cpu(event_data->PhysDiskDevHandle); | |
6662 | state = le32_to_cpu(event_data->NewValue); | |
6663 | ||
7786ab6a SR |
6664 | if (!ioc->hide_ir_msg) |
6665 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
6666 | "%s: handle(0x%04x), old(0x%08x), new(0x%08x)\n", | |
6667 | ioc->name, __func__, handle, | |
f92363d1 | 6668 | le32_to_cpu(event_data->PreviousValue), state)); |
7786ab6a | 6669 | |
f92363d1 SR |
6670 | switch (state) { |
6671 | case MPI2_RAID_PD_STATE_ONLINE: | |
6672 | case MPI2_RAID_PD_STATE_DEGRADED: | |
6673 | case MPI2_RAID_PD_STATE_REBUILDING: | |
6674 | case MPI2_RAID_PD_STATE_OPTIMAL: | |
6675 | case MPI2_RAID_PD_STATE_HOT_SPARE: | |
6676 | ||
7786ab6a SR |
6677 | if (!ioc->is_warpdrive) |
6678 | set_bit(handle, ioc->pd_handles); | |
f92363d1 | 6679 | |
d1cb5e49 SR |
6680 | sas_device = mpt3sas_get_sdev_by_handle(ioc, handle); |
6681 | if (sas_device) { | |
6682 | sas_device_put(sas_device); | |
f92363d1 | 6683 | return; |
d1cb5e49 | 6684 | } |
f92363d1 SR |
6685 | |
6686 | if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, | |
6687 | &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, | |
6688 | handle))) { | |
6689 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
6690 | ioc->name, __FILE__, __LINE__, __func__); | |
6691 | return; | |
6692 | } | |
6693 | ||
6694 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
6695 | MPI2_IOCSTATUS_MASK; | |
6696 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { | |
6697 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
6698 | ioc->name, __FILE__, __LINE__, __func__); | |
6699 | return; | |
6700 | } | |
6701 | ||
6702 | parent_handle = le16_to_cpu(sas_device_pg0.ParentDevHandle); | |
6703 | if (!_scsih_get_sas_address(ioc, parent_handle, &sas_address)) | |
6704 | mpt3sas_transport_update_links(ioc, sas_address, handle, | |
6705 | sas_device_pg0.PhyNum, MPI2_SAS_NEG_LINK_RATE_1_5); | |
6706 | ||
6707 | _scsih_add_device(ioc, handle, 0, 1); | |
6708 | ||
6709 | break; | |
6710 | ||
6711 | case MPI2_RAID_PD_STATE_OFFLINE: | |
6712 | case MPI2_RAID_PD_STATE_NOT_CONFIGURED: | |
6713 | case MPI2_RAID_PD_STATE_NOT_COMPATIBLE: | |
6714 | default: | |
6715 | break; | |
6716 | } | |
6717 | } | |
6718 | ||
f92363d1 SR |
6719 | /** |
6720 | * _scsih_sas_ir_operation_status_event_debug - debug for IR op event | |
6721 | * @ioc: per adapter object | |
6722 | * @event_data: event data payload | |
6723 | * Context: user. | |
6724 | * | |
6725 | * Return nothing. | |
6726 | */ | |
6727 | static void | |
6728 | _scsih_sas_ir_operation_status_event_debug(struct MPT3SAS_ADAPTER *ioc, | |
6729 | Mpi2EventDataIrOperationStatus_t *event_data) | |
6730 | { | |
6731 | char *reason_str = NULL; | |
6732 | ||
6733 | switch (event_data->RAIDOperation) { | |
6734 | case MPI2_EVENT_IR_RAIDOP_RESYNC: | |
6735 | reason_str = "resync"; | |
6736 | break; | |
6737 | case MPI2_EVENT_IR_RAIDOP_ONLINE_CAP_EXPANSION: | |
6738 | reason_str = "online capacity expansion"; | |
6739 | break; | |
6740 | case MPI2_EVENT_IR_RAIDOP_CONSISTENCY_CHECK: | |
6741 | reason_str = "consistency check"; | |
6742 | break; | |
6743 | case MPI2_EVENT_IR_RAIDOP_BACKGROUND_INIT: | |
6744 | reason_str = "background init"; | |
6745 | break; | |
6746 | case MPI2_EVENT_IR_RAIDOP_MAKE_DATA_CONSISTENT: | |
6747 | reason_str = "make data consistent"; | |
6748 | break; | |
6749 | } | |
6750 | ||
6751 | if (!reason_str) | |
6752 | return; | |
6753 | ||
6754 | pr_info(MPT3SAS_FMT "raid operational status: (%s)" \ | |
6755 | "\thandle(0x%04x), percent complete(%d)\n", | |
6756 | ioc->name, reason_str, | |
6757 | le16_to_cpu(event_data->VolDevHandle), | |
6758 | event_data->PercentComplete); | |
6759 | } | |
f92363d1 SR |
6760 | |
6761 | /** | |
6762 | * _scsih_sas_ir_operation_status_event - handle RAID operation events | |
6763 | * @ioc: per adapter object | |
6764 | * @fw_event: The fw_event_work object | |
6765 | * Context: user. | |
6766 | * | |
6767 | * Return nothing. | |
6768 | */ | |
6769 | static void | |
6770 | _scsih_sas_ir_operation_status_event(struct MPT3SAS_ADAPTER *ioc, | |
6771 | struct fw_event_work *fw_event) | |
6772 | { | |
35b62362 JL |
6773 | Mpi2EventDataIrOperationStatus_t *event_data = |
6774 | (Mpi2EventDataIrOperationStatus_t *) | |
6775 | fw_event->event_data; | |
f92363d1 SR |
6776 | static struct _raid_device *raid_device; |
6777 | unsigned long flags; | |
6778 | u16 handle; | |
6779 | ||
7786ab6a SR |
6780 | if ((ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) && |
6781 | (!ioc->hide_ir_msg)) | |
f92363d1 SR |
6782 | _scsih_sas_ir_operation_status_event_debug(ioc, |
6783 | event_data); | |
f92363d1 SR |
6784 | |
6785 | /* code added for raid transport support */ | |
6786 | if (event_data->RAIDOperation == MPI2_EVENT_IR_RAIDOP_RESYNC) { | |
6787 | ||
6788 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
6789 | handle = le16_to_cpu(event_data->VolDevHandle); | |
c84b06a4 | 6790 | raid_device = mpt3sas_raid_device_find_by_handle(ioc, handle); |
f92363d1 SR |
6791 | if (raid_device) |
6792 | raid_device->percent_complete = | |
6793 | event_data->PercentComplete; | |
6794 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
6795 | } | |
6796 | } | |
6797 | ||
6798 | /** | |
6799 | * _scsih_prep_device_scan - initialize parameters prior to device scan | |
6800 | * @ioc: per adapter object | |
6801 | * | |
6802 | * Set the deleted flag prior to device scan. If the device is found during | |
6803 | * the scan, then we clear the deleted flag. | |
6804 | */ | |
6805 | static void | |
6806 | _scsih_prep_device_scan(struct MPT3SAS_ADAPTER *ioc) | |
6807 | { | |
6808 | struct MPT3SAS_DEVICE *sas_device_priv_data; | |
6809 | struct scsi_device *sdev; | |
6810 | ||
6811 | shost_for_each_device(sdev, ioc->shost) { | |
6812 | sas_device_priv_data = sdev->hostdata; | |
6813 | if (sas_device_priv_data && sas_device_priv_data->sas_target) | |
6814 | sas_device_priv_data->sas_target->deleted = 1; | |
6815 | } | |
6816 | } | |
6817 | ||
6818 | /** | |
6819 | * _scsih_mark_responding_sas_device - mark a sas_devices as responding | |
6820 | * @ioc: per adapter object | |
e6d45e3e | 6821 | * @sas_device_pg0: SAS Device page 0 |
f92363d1 SR |
6822 | * |
6823 | * After host reset, find out whether devices are still responding. | |
6824 | * Used in _scsih_remove_unresponsive_sas_devices. | |
6825 | * | |
6826 | * Return nothing. | |
6827 | */ | |
6828 | static void | |
e6d45e3e SR |
6829 | _scsih_mark_responding_sas_device(struct MPT3SAS_ADAPTER *ioc, |
6830 | Mpi2SasDevicePage0_t *sas_device_pg0) | |
f92363d1 SR |
6831 | { |
6832 | struct MPT3SAS_TARGET *sas_target_priv_data = NULL; | |
6833 | struct scsi_target *starget; | |
6834 | struct _sas_device *sas_device; | |
6835 | unsigned long flags; | |
6836 | ||
6837 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
6838 | list_for_each_entry(sas_device, &ioc->sas_device_list, list) { | |
e6d45e3e SR |
6839 | if ((sas_device->sas_address == sas_device_pg0->SASAddress) && |
6840 | (sas_device->slot == sas_device_pg0->Slot)) { | |
f92363d1 SR |
6841 | sas_device->responding = 1; |
6842 | starget = sas_device->starget; | |
6843 | if (starget && starget->hostdata) { | |
6844 | sas_target_priv_data = starget->hostdata; | |
6845 | sas_target_priv_data->tm_busy = 0; | |
6846 | sas_target_priv_data->deleted = 0; | |
6847 | } else | |
6848 | sas_target_priv_data = NULL; | |
e6d45e3e | 6849 | if (starget) { |
f92363d1 | 6850 | starget_printk(KERN_INFO, starget, |
e6d45e3e SR |
6851 | "handle(0x%04x), sas_addr(0x%016llx)\n", |
6852 | sas_device_pg0->DevHandle, | |
f92363d1 | 6853 | (unsigned long long) |
e6d45e3e SR |
6854 | sas_device->sas_address); |
6855 | ||
6856 | if (sas_device->enclosure_handle != 0) | |
6857 | starget_printk(KERN_INFO, starget, | |
6858 | "enclosure logical id(0x%016llx)," | |
6859 | " slot(%d)\n", | |
6860 | (unsigned long long) | |
6861 | sas_device->enclosure_logical_id, | |
6862 | sas_device->slot); | |
6863 | } | |
6864 | if (sas_device_pg0->Flags & | |
6865 | MPI2_SAS_DEVICE0_FLAGS_ENCL_LEVEL_VALID) { | |
6866 | sas_device->enclosure_level = | |
6867 | le16_to_cpu(sas_device_pg0->EnclosureLevel); | |
6868 | memcpy(&sas_device->connector_name[0], | |
6869 | &sas_device_pg0->ConnectorName[0], 4); | |
6870 | } else { | |
6871 | sas_device->enclosure_level = 0; | |
6872 | sas_device->connector_name[0] = '\0'; | |
6873 | } | |
6874 | ||
6875 | if (sas_device->handle == sas_device_pg0->DevHandle) | |
f92363d1 SR |
6876 | goto out; |
6877 | pr_info("\thandle changed from(0x%04x)!!!\n", | |
6878 | sas_device->handle); | |
e6d45e3e | 6879 | sas_device->handle = sas_device_pg0->DevHandle; |
f92363d1 | 6880 | if (sas_target_priv_data) |
e6d45e3e SR |
6881 | sas_target_priv_data->handle = |
6882 | sas_device_pg0->DevHandle; | |
f92363d1 SR |
6883 | goto out; |
6884 | } | |
6885 | } | |
6886 | out: | |
6887 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
6888 | } | |
6889 | ||
6890 | /** | |
6891 | * _scsih_search_responding_sas_devices - | |
6892 | * @ioc: per adapter object | |
6893 | * | |
6894 | * After host reset, find out whether devices are still responding. | |
6895 | * If not remove. | |
6896 | * | |
6897 | * Return nothing. | |
6898 | */ | |
6899 | static void | |
6900 | _scsih_search_responding_sas_devices(struct MPT3SAS_ADAPTER *ioc) | |
6901 | { | |
6902 | Mpi2SasDevicePage0_t sas_device_pg0; | |
6903 | Mpi2ConfigReply_t mpi_reply; | |
6904 | u16 ioc_status; | |
6905 | u16 handle; | |
6906 | u32 device_info; | |
6907 | ||
6908 | pr_info(MPT3SAS_FMT "search for end-devices: start\n", ioc->name); | |
6909 | ||
6910 | if (list_empty(&ioc->sas_device_list)) | |
6911 | goto out; | |
6912 | ||
6913 | handle = 0xFFFF; | |
6914 | while (!(mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, | |
6915 | &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_GET_NEXT_HANDLE, | |
6916 | handle))) { | |
6917 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
6918 | MPI2_IOCSTATUS_MASK; | |
14be49ac | 6919 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) |
f92363d1 | 6920 | break; |
e6d45e3e SR |
6921 | handle = sas_device_pg0.DevHandle = |
6922 | le16_to_cpu(sas_device_pg0.DevHandle); | |
f92363d1 SR |
6923 | device_info = le32_to_cpu(sas_device_pg0.DeviceInfo); |
6924 | if (!(_scsih_is_end_device(device_info))) | |
6925 | continue; | |
e6d45e3e SR |
6926 | sas_device_pg0.SASAddress = |
6927 | le64_to_cpu(sas_device_pg0.SASAddress); | |
6928 | sas_device_pg0.Slot = le16_to_cpu(sas_device_pg0.Slot); | |
6929 | _scsih_mark_responding_sas_device(ioc, &sas_device_pg0); | |
f92363d1 SR |
6930 | } |
6931 | ||
6932 | out: | |
6933 | pr_info(MPT3SAS_FMT "search for end-devices: complete\n", | |
6934 | ioc->name); | |
6935 | } | |
6936 | ||
6937 | /** | |
6938 | * _scsih_mark_responding_raid_device - mark a raid_device as responding | |
6939 | * @ioc: per adapter object | |
6940 | * @wwid: world wide identifier for raid volume | |
6941 | * @handle: device handle | |
6942 | * | |
6943 | * After host reset, find out whether devices are still responding. | |
6944 | * Used in _scsih_remove_unresponsive_raid_devices. | |
6945 | * | |
6946 | * Return nothing. | |
6947 | */ | |
6948 | static void | |
6949 | _scsih_mark_responding_raid_device(struct MPT3SAS_ADAPTER *ioc, u64 wwid, | |
6950 | u16 handle) | |
6951 | { | |
7786ab6a | 6952 | struct MPT3SAS_TARGET *sas_target_priv_data = NULL; |
f92363d1 SR |
6953 | struct scsi_target *starget; |
6954 | struct _raid_device *raid_device; | |
6955 | unsigned long flags; | |
6956 | ||
6957 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
6958 | list_for_each_entry(raid_device, &ioc->raid_device_list, list) { | |
6959 | if (raid_device->wwid == wwid && raid_device->starget) { | |
6960 | starget = raid_device->starget; | |
6961 | if (starget && starget->hostdata) { | |
6962 | sas_target_priv_data = starget->hostdata; | |
6963 | sas_target_priv_data->deleted = 0; | |
6964 | } else | |
6965 | sas_target_priv_data = NULL; | |
6966 | raid_device->responding = 1; | |
6967 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
6968 | starget_printk(KERN_INFO, raid_device->starget, | |
6969 | "handle(0x%04x), wwid(0x%016llx)\n", handle, | |
6970 | (unsigned long long)raid_device->wwid); | |
7786ab6a | 6971 | |
7786ab6a SR |
6972 | /* |
6973 | * WARPDRIVE: The handles of the PDs might have changed | |
6974 | * across the host reset so re-initialize the | |
6975 | * required data for Direct IO | |
6976 | */ | |
c84b06a4 | 6977 | mpt3sas_init_warpdrive_properties(ioc, raid_device); |
f92363d1 SR |
6978 | spin_lock_irqsave(&ioc->raid_device_lock, flags); |
6979 | if (raid_device->handle == handle) { | |
6980 | spin_unlock_irqrestore(&ioc->raid_device_lock, | |
6981 | flags); | |
6982 | return; | |
6983 | } | |
6984 | pr_info("\thandle changed from(0x%04x)!!!\n", | |
6985 | raid_device->handle); | |
6986 | raid_device->handle = handle; | |
6987 | if (sas_target_priv_data) | |
6988 | sas_target_priv_data->handle = handle; | |
6989 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
6990 | return; | |
6991 | } | |
6992 | } | |
6993 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
6994 | } | |
6995 | ||
6996 | /** | |
6997 | * _scsih_search_responding_raid_devices - | |
6998 | * @ioc: per adapter object | |
6999 | * | |
7000 | * After host reset, find out whether devices are still responding. | |
7001 | * If not remove. | |
7002 | * | |
7003 | * Return nothing. | |
7004 | */ | |
7005 | static void | |
7006 | _scsih_search_responding_raid_devices(struct MPT3SAS_ADAPTER *ioc) | |
7007 | { | |
7008 | Mpi2RaidVolPage1_t volume_pg1; | |
7009 | Mpi2RaidVolPage0_t volume_pg0; | |
7010 | Mpi2RaidPhysDiskPage0_t pd_pg0; | |
7011 | Mpi2ConfigReply_t mpi_reply; | |
7012 | u16 ioc_status; | |
7013 | u16 handle; | |
7014 | u8 phys_disk_num; | |
7015 | ||
7016 | if (!ioc->ir_firmware) | |
7017 | return; | |
7018 | ||
7019 | pr_info(MPT3SAS_FMT "search for raid volumes: start\n", | |
7020 | ioc->name); | |
7021 | ||
7022 | if (list_empty(&ioc->raid_device_list)) | |
7023 | goto out; | |
7024 | ||
7025 | handle = 0xFFFF; | |
7026 | while (!(mpt3sas_config_get_raid_volume_pg1(ioc, &mpi_reply, | |
7027 | &volume_pg1, MPI2_RAID_VOLUME_PGAD_FORM_GET_NEXT_HANDLE, handle))) { | |
7028 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
7029 | MPI2_IOCSTATUS_MASK; | |
14be49ac | 7030 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) |
f92363d1 SR |
7031 | break; |
7032 | handle = le16_to_cpu(volume_pg1.DevHandle); | |
7033 | ||
7034 | if (mpt3sas_config_get_raid_volume_pg0(ioc, &mpi_reply, | |
7035 | &volume_pg0, MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, handle, | |
7036 | sizeof(Mpi2RaidVolPage0_t))) | |
7037 | continue; | |
7038 | ||
7039 | if (volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_OPTIMAL || | |
7040 | volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_ONLINE || | |
7041 | volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_DEGRADED) | |
7042 | _scsih_mark_responding_raid_device(ioc, | |
7043 | le64_to_cpu(volume_pg1.WWID), handle); | |
7044 | } | |
7045 | ||
7046 | /* refresh the pd_handles */ | |
7786ab6a | 7047 | if (!ioc->is_warpdrive) { |
f92363d1 SR |
7048 | phys_disk_num = 0xFF; |
7049 | memset(ioc->pd_handles, 0, ioc->pd_handles_sz); | |
7050 | while (!(mpt3sas_config_get_phys_disk_pg0(ioc, &mpi_reply, | |
7051 | &pd_pg0, MPI2_PHYSDISK_PGAD_FORM_GET_NEXT_PHYSDISKNUM, | |
7052 | phys_disk_num))) { | |
7053 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
7054 | MPI2_IOCSTATUS_MASK; | |
14be49ac | 7055 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) |
f92363d1 SR |
7056 | break; |
7057 | phys_disk_num = pd_pg0.PhysDiskNum; | |
7058 | handle = le16_to_cpu(pd_pg0.DevHandle); | |
7059 | set_bit(handle, ioc->pd_handles); | |
7060 | } | |
7786ab6a | 7061 | } |
f92363d1 SR |
7062 | out: |
7063 | pr_info(MPT3SAS_FMT "search for responding raid volumes: complete\n", | |
7064 | ioc->name); | |
7065 | } | |
7066 | ||
7067 | /** | |
7068 | * _scsih_mark_responding_expander - mark a expander as responding | |
7069 | * @ioc: per adapter object | |
7070 | * @sas_address: sas address | |
7071 | * @handle: | |
7072 | * | |
7073 | * After host reset, find out whether devices are still responding. | |
7074 | * Used in _scsih_remove_unresponsive_expanders. | |
7075 | * | |
7076 | * Return nothing. | |
7077 | */ | |
7078 | static void | |
7079 | _scsih_mark_responding_expander(struct MPT3SAS_ADAPTER *ioc, u64 sas_address, | |
7080 | u16 handle) | |
7081 | { | |
7082 | struct _sas_node *sas_expander; | |
7083 | unsigned long flags; | |
7084 | int i; | |
7085 | ||
7086 | spin_lock_irqsave(&ioc->sas_node_lock, flags); | |
7087 | list_for_each_entry(sas_expander, &ioc->sas_expander_list, list) { | |
7088 | if (sas_expander->sas_address != sas_address) | |
7089 | continue; | |
7090 | sas_expander->responding = 1; | |
7091 | if (sas_expander->handle == handle) | |
7092 | goto out; | |
7093 | pr_info("\texpander(0x%016llx): handle changed" \ | |
7094 | " from(0x%04x) to (0x%04x)!!!\n", | |
7095 | (unsigned long long)sas_expander->sas_address, | |
7096 | sas_expander->handle, handle); | |
7097 | sas_expander->handle = handle; | |
7098 | for (i = 0 ; i < sas_expander->num_phys ; i++) | |
7099 | sas_expander->phy[i].handle = handle; | |
7100 | goto out; | |
7101 | } | |
7102 | out: | |
7103 | spin_unlock_irqrestore(&ioc->sas_node_lock, flags); | |
7104 | } | |
7105 | ||
7106 | /** | |
7107 | * _scsih_search_responding_expanders - | |
7108 | * @ioc: per adapter object | |
7109 | * | |
7110 | * After host reset, find out whether devices are still responding. | |
7111 | * If not remove. | |
7112 | * | |
7113 | * Return nothing. | |
7114 | */ | |
7115 | static void | |
7116 | _scsih_search_responding_expanders(struct MPT3SAS_ADAPTER *ioc) | |
7117 | { | |
7118 | Mpi2ExpanderPage0_t expander_pg0; | |
7119 | Mpi2ConfigReply_t mpi_reply; | |
7120 | u16 ioc_status; | |
7121 | u64 sas_address; | |
7122 | u16 handle; | |
7123 | ||
7124 | pr_info(MPT3SAS_FMT "search for expanders: start\n", ioc->name); | |
7125 | ||
7126 | if (list_empty(&ioc->sas_expander_list)) | |
7127 | goto out; | |
7128 | ||
7129 | handle = 0xFFFF; | |
7130 | while (!(mpt3sas_config_get_expander_pg0(ioc, &mpi_reply, &expander_pg0, | |
7131 | MPI2_SAS_EXPAND_PGAD_FORM_GET_NEXT_HNDL, handle))) { | |
7132 | ||
7133 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
7134 | MPI2_IOCSTATUS_MASK; | |
14be49ac | 7135 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) |
f92363d1 SR |
7136 | break; |
7137 | ||
7138 | handle = le16_to_cpu(expander_pg0.DevHandle); | |
7139 | sas_address = le64_to_cpu(expander_pg0.SASAddress); | |
7140 | pr_info("\texpander present: handle(0x%04x), sas_addr(0x%016llx)\n", | |
7141 | handle, | |
7142 | (unsigned long long)sas_address); | |
7143 | _scsih_mark_responding_expander(ioc, sas_address, handle); | |
7144 | } | |
7145 | ||
7146 | out: | |
7147 | pr_info(MPT3SAS_FMT "search for expanders: complete\n", ioc->name); | |
7148 | } | |
7149 | ||
7150 | /** | |
7151 | * _scsih_remove_unresponding_sas_devices - removing unresponding devices | |
7152 | * @ioc: per adapter object | |
7153 | * | |
7154 | * Return nothing. | |
7155 | */ | |
7156 | static void | |
7157 | _scsih_remove_unresponding_sas_devices(struct MPT3SAS_ADAPTER *ioc) | |
7158 | { | |
7159 | struct _sas_device *sas_device, *sas_device_next; | |
7160 | struct _sas_node *sas_expander, *sas_expander_next; | |
7161 | struct _raid_device *raid_device, *raid_device_next; | |
7162 | struct list_head tmp_list; | |
7163 | unsigned long flags; | |
d1cb5e49 | 7164 | LIST_HEAD(head); |
f92363d1 SR |
7165 | |
7166 | pr_info(MPT3SAS_FMT "removing unresponding devices: start\n", | |
7167 | ioc->name); | |
7168 | ||
7169 | /* removing unresponding end devices */ | |
7170 | pr_info(MPT3SAS_FMT "removing unresponding devices: end-devices\n", | |
7171 | ioc->name); | |
d1cb5e49 SR |
7172 | /* |
7173 | * Iterate, pulling off devices marked as non-responding. We become the | |
7174 | * owner for the reference the list had on any object we prune. | |
7175 | */ | |
7176 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
f92363d1 SR |
7177 | list_for_each_entry_safe(sas_device, sas_device_next, |
7178 | &ioc->sas_device_list, list) { | |
7179 | if (!sas_device->responding) | |
d1cb5e49 | 7180 | list_move_tail(&sas_device->list, &head); |
f92363d1 SR |
7181 | else |
7182 | sas_device->responding = 0; | |
7183 | } | |
d1cb5e49 SR |
7184 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
7185 | ||
7186 | /* | |
7187 | * Now, uninitialize and remove the unresponding devices we pruned. | |
7188 | */ | |
7189 | list_for_each_entry_safe(sas_device, sas_device_next, &head, list) { | |
7190 | _scsih_remove_device(ioc, sas_device); | |
7191 | list_del_init(&sas_device->list); | |
7192 | sas_device_put(sas_device); | |
7193 | } | |
f92363d1 SR |
7194 | |
7195 | /* removing unresponding volumes */ | |
7196 | if (ioc->ir_firmware) { | |
7197 | pr_info(MPT3SAS_FMT "removing unresponding devices: volumes\n", | |
7198 | ioc->name); | |
7199 | list_for_each_entry_safe(raid_device, raid_device_next, | |
7200 | &ioc->raid_device_list, list) { | |
7201 | if (!raid_device->responding) | |
7202 | _scsih_sas_volume_delete(ioc, | |
7203 | raid_device->handle); | |
7204 | else | |
7205 | raid_device->responding = 0; | |
7206 | } | |
7207 | } | |
7208 | ||
7209 | /* removing unresponding expanders */ | |
7210 | pr_info(MPT3SAS_FMT "removing unresponding devices: expanders\n", | |
7211 | ioc->name); | |
7212 | spin_lock_irqsave(&ioc->sas_node_lock, flags); | |
7213 | INIT_LIST_HEAD(&tmp_list); | |
7214 | list_for_each_entry_safe(sas_expander, sas_expander_next, | |
7215 | &ioc->sas_expander_list, list) { | |
7216 | if (!sas_expander->responding) | |
7217 | list_move_tail(&sas_expander->list, &tmp_list); | |
7218 | else | |
7219 | sas_expander->responding = 0; | |
7220 | } | |
7221 | spin_unlock_irqrestore(&ioc->sas_node_lock, flags); | |
7222 | list_for_each_entry_safe(sas_expander, sas_expander_next, &tmp_list, | |
7223 | list) { | |
7224 | list_del(&sas_expander->list); | |
7225 | _scsih_expander_node_remove(ioc, sas_expander); | |
7226 | } | |
7227 | ||
7228 | pr_info(MPT3SAS_FMT "removing unresponding devices: complete\n", | |
7229 | ioc->name); | |
7230 | ||
7231 | /* unblock devices */ | |
7232 | _scsih_ublock_io_all_device(ioc); | |
7233 | } | |
7234 | ||
7235 | static void | |
7236 | _scsih_refresh_expander_links(struct MPT3SAS_ADAPTER *ioc, | |
7237 | struct _sas_node *sas_expander, u16 handle) | |
7238 | { | |
7239 | Mpi2ExpanderPage1_t expander_pg1; | |
7240 | Mpi2ConfigReply_t mpi_reply; | |
7241 | int i; | |
7242 | ||
7243 | for (i = 0 ; i < sas_expander->num_phys ; i++) { | |
7244 | if ((mpt3sas_config_get_expander_pg1(ioc, &mpi_reply, | |
7245 | &expander_pg1, i, handle))) { | |
7246 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
7247 | ioc->name, __FILE__, __LINE__, __func__); | |
7248 | return; | |
7249 | } | |
7250 | ||
7251 | mpt3sas_transport_update_links(ioc, sas_expander->sas_address, | |
7252 | le16_to_cpu(expander_pg1.AttachedDevHandle), i, | |
7253 | expander_pg1.NegotiatedLinkRate >> 4); | |
7254 | } | |
7255 | } | |
7256 | ||
7257 | /** | |
7258 | * _scsih_scan_for_devices_after_reset - scan for devices after host reset | |
7259 | * @ioc: per adapter object | |
7260 | * | |
7261 | * Return nothing. | |
7262 | */ | |
7263 | static void | |
7264 | _scsih_scan_for_devices_after_reset(struct MPT3SAS_ADAPTER *ioc) | |
7265 | { | |
7266 | Mpi2ExpanderPage0_t expander_pg0; | |
7267 | Mpi2SasDevicePage0_t sas_device_pg0; | |
7268 | Mpi2RaidVolPage1_t volume_pg1; | |
7269 | Mpi2RaidVolPage0_t volume_pg0; | |
7270 | Mpi2RaidPhysDiskPage0_t pd_pg0; | |
7271 | Mpi2EventIrConfigElement_t element; | |
7272 | Mpi2ConfigReply_t mpi_reply; | |
7273 | u8 phys_disk_num; | |
7274 | u16 ioc_status; | |
7275 | u16 handle, parent_handle; | |
7276 | u64 sas_address; | |
7277 | struct _sas_device *sas_device; | |
7278 | struct _sas_node *expander_device; | |
7279 | static struct _raid_device *raid_device; | |
7280 | u8 retry_count; | |
7281 | unsigned long flags; | |
7282 | ||
7283 | pr_info(MPT3SAS_FMT "scan devices: start\n", ioc->name); | |
7284 | ||
7285 | _scsih_sas_host_refresh(ioc); | |
7286 | ||
7287 | pr_info(MPT3SAS_FMT "\tscan devices: expanders start\n", ioc->name); | |
7288 | ||
7289 | /* expanders */ | |
7290 | handle = 0xFFFF; | |
7291 | while (!(mpt3sas_config_get_expander_pg0(ioc, &mpi_reply, &expander_pg0, | |
7292 | MPI2_SAS_EXPAND_PGAD_FORM_GET_NEXT_HNDL, handle))) { | |
7293 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
7294 | MPI2_IOCSTATUS_MASK; | |
f92363d1 SR |
7295 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { |
7296 | pr_info(MPT3SAS_FMT "\tbreak from expander scan: " \ | |
7297 | "ioc_status(0x%04x), loginfo(0x%08x)\n", | |
7298 | ioc->name, ioc_status, | |
7299 | le32_to_cpu(mpi_reply.IOCLogInfo)); | |
7300 | break; | |
7301 | } | |
7302 | handle = le16_to_cpu(expander_pg0.DevHandle); | |
7303 | spin_lock_irqsave(&ioc->sas_node_lock, flags); | |
7304 | expander_device = mpt3sas_scsih_expander_find_by_sas_address( | |
7305 | ioc, le64_to_cpu(expander_pg0.SASAddress)); | |
7306 | spin_unlock_irqrestore(&ioc->sas_node_lock, flags); | |
7307 | if (expander_device) | |
7308 | _scsih_refresh_expander_links(ioc, expander_device, | |
7309 | handle); | |
7310 | else { | |
7311 | pr_info(MPT3SAS_FMT "\tBEFORE adding expander: " \ | |
7312 | "handle (0x%04x), sas_addr(0x%016llx)\n", ioc->name, | |
7313 | handle, (unsigned long long) | |
7314 | le64_to_cpu(expander_pg0.SASAddress)); | |
7315 | _scsih_expander_add(ioc, handle); | |
7316 | pr_info(MPT3SAS_FMT "\tAFTER adding expander: " \ | |
7317 | "handle (0x%04x), sas_addr(0x%016llx)\n", ioc->name, | |
7318 | handle, (unsigned long long) | |
7319 | le64_to_cpu(expander_pg0.SASAddress)); | |
7320 | } | |
7321 | } | |
7322 | ||
7323 | pr_info(MPT3SAS_FMT "\tscan devices: expanders complete\n", | |
7324 | ioc->name); | |
7325 | ||
7326 | if (!ioc->ir_firmware) | |
7327 | goto skip_to_sas; | |
7328 | ||
7329 | pr_info(MPT3SAS_FMT "\tscan devices: phys disk start\n", ioc->name); | |
7330 | ||
7331 | /* phys disk */ | |
7332 | phys_disk_num = 0xFF; | |
7333 | while (!(mpt3sas_config_get_phys_disk_pg0(ioc, &mpi_reply, | |
7334 | &pd_pg0, MPI2_PHYSDISK_PGAD_FORM_GET_NEXT_PHYSDISKNUM, | |
7335 | phys_disk_num))) { | |
7336 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
7337 | MPI2_IOCSTATUS_MASK; | |
f92363d1 SR |
7338 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { |
7339 | pr_info(MPT3SAS_FMT "\tbreak from phys disk scan: "\ | |
7340 | "ioc_status(0x%04x), loginfo(0x%08x)\n", | |
7341 | ioc->name, ioc_status, | |
7342 | le32_to_cpu(mpi_reply.IOCLogInfo)); | |
7343 | break; | |
7344 | } | |
7345 | phys_disk_num = pd_pg0.PhysDiskNum; | |
7346 | handle = le16_to_cpu(pd_pg0.DevHandle); | |
d1cb5e49 SR |
7347 | sas_device = mpt3sas_get_sdev_by_handle(ioc, handle); |
7348 | if (sas_device) { | |
7349 | sas_device_put(sas_device); | |
f92363d1 | 7350 | continue; |
d1cb5e49 | 7351 | } |
f92363d1 SR |
7352 | if (mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, |
7353 | &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, | |
7354 | handle) != 0) | |
7355 | continue; | |
7356 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
7357 | MPI2_IOCSTATUS_MASK; | |
7358 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { | |
7359 | pr_info(MPT3SAS_FMT "\tbreak from phys disk scan " \ | |
7360 | "ioc_status(0x%04x), loginfo(0x%08x)\n", | |
7361 | ioc->name, ioc_status, | |
7362 | le32_to_cpu(mpi_reply.IOCLogInfo)); | |
7363 | break; | |
7364 | } | |
7365 | parent_handle = le16_to_cpu(sas_device_pg0.ParentDevHandle); | |
7366 | if (!_scsih_get_sas_address(ioc, parent_handle, | |
7367 | &sas_address)) { | |
7368 | pr_info(MPT3SAS_FMT "\tBEFORE adding phys disk: " \ | |
7369 | " handle (0x%04x), sas_addr(0x%016llx)\n", | |
7370 | ioc->name, handle, (unsigned long long) | |
7371 | le64_to_cpu(sas_device_pg0.SASAddress)); | |
7372 | mpt3sas_transport_update_links(ioc, sas_address, | |
7373 | handle, sas_device_pg0.PhyNum, | |
7374 | MPI2_SAS_NEG_LINK_RATE_1_5); | |
7375 | set_bit(handle, ioc->pd_handles); | |
7376 | retry_count = 0; | |
7377 | /* This will retry adding the end device. | |
7378 | * _scsih_add_device() will decide on retries and | |
7379 | * return "1" when it should be retried | |
7380 | */ | |
7381 | while (_scsih_add_device(ioc, handle, retry_count++, | |
7382 | 1)) { | |
7383 | ssleep(1); | |
7384 | } | |
7385 | pr_info(MPT3SAS_FMT "\tAFTER adding phys disk: " \ | |
7386 | " handle (0x%04x), sas_addr(0x%016llx)\n", | |
7387 | ioc->name, handle, (unsigned long long) | |
7388 | le64_to_cpu(sas_device_pg0.SASAddress)); | |
7389 | } | |
7390 | } | |
7391 | ||
7392 | pr_info(MPT3SAS_FMT "\tscan devices: phys disk complete\n", | |
7393 | ioc->name); | |
7394 | ||
7395 | pr_info(MPT3SAS_FMT "\tscan devices: volumes start\n", ioc->name); | |
7396 | ||
7397 | /* volumes */ | |
7398 | handle = 0xFFFF; | |
7399 | while (!(mpt3sas_config_get_raid_volume_pg1(ioc, &mpi_reply, | |
7400 | &volume_pg1, MPI2_RAID_VOLUME_PGAD_FORM_GET_NEXT_HANDLE, handle))) { | |
7401 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
7402 | MPI2_IOCSTATUS_MASK; | |
f92363d1 SR |
7403 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { |
7404 | pr_info(MPT3SAS_FMT "\tbreak from volume scan: " \ | |
7405 | "ioc_status(0x%04x), loginfo(0x%08x)\n", | |
7406 | ioc->name, ioc_status, | |
7407 | le32_to_cpu(mpi_reply.IOCLogInfo)); | |
7408 | break; | |
7409 | } | |
7410 | handle = le16_to_cpu(volume_pg1.DevHandle); | |
7411 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
7412 | raid_device = _scsih_raid_device_find_by_wwid(ioc, | |
7413 | le64_to_cpu(volume_pg1.WWID)); | |
7414 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
7415 | if (raid_device) | |
7416 | continue; | |
7417 | if (mpt3sas_config_get_raid_volume_pg0(ioc, &mpi_reply, | |
7418 | &volume_pg0, MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, handle, | |
7419 | sizeof(Mpi2RaidVolPage0_t))) | |
7420 | continue; | |
7421 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
7422 | MPI2_IOCSTATUS_MASK; | |
7423 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { | |
7424 | pr_info(MPT3SAS_FMT "\tbreak from volume scan: " \ | |
7425 | "ioc_status(0x%04x), loginfo(0x%08x)\n", | |
7426 | ioc->name, ioc_status, | |
7427 | le32_to_cpu(mpi_reply.IOCLogInfo)); | |
7428 | break; | |
7429 | } | |
7430 | if (volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_OPTIMAL || | |
7431 | volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_ONLINE || | |
7432 | volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_DEGRADED) { | |
7433 | memset(&element, 0, sizeof(Mpi2EventIrConfigElement_t)); | |
7434 | element.ReasonCode = MPI2_EVENT_IR_CHANGE_RC_ADDED; | |
7435 | element.VolDevHandle = volume_pg1.DevHandle; | |
7436 | pr_info(MPT3SAS_FMT | |
7437 | "\tBEFORE adding volume: handle (0x%04x)\n", | |
7438 | ioc->name, volume_pg1.DevHandle); | |
7439 | _scsih_sas_volume_add(ioc, &element); | |
7440 | pr_info(MPT3SAS_FMT | |
7441 | "\tAFTER adding volume: handle (0x%04x)\n", | |
7442 | ioc->name, volume_pg1.DevHandle); | |
7443 | } | |
7444 | } | |
7445 | ||
7446 | pr_info(MPT3SAS_FMT "\tscan devices: volumes complete\n", | |
7447 | ioc->name); | |
7448 | ||
7449 | skip_to_sas: | |
7450 | ||
7451 | pr_info(MPT3SAS_FMT "\tscan devices: end devices start\n", | |
7452 | ioc->name); | |
7453 | ||
7454 | /* sas devices */ | |
7455 | handle = 0xFFFF; | |
7456 | while (!(mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, | |
7457 | &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_GET_NEXT_HANDLE, | |
7458 | handle))) { | |
7459 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
7460 | MPI2_IOCSTATUS_MASK; | |
f92363d1 SR |
7461 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { |
7462 | pr_info(MPT3SAS_FMT "\tbreak from end device scan:"\ | |
7463 | " ioc_status(0x%04x), loginfo(0x%08x)\n", | |
7464 | ioc->name, ioc_status, | |
7465 | le32_to_cpu(mpi_reply.IOCLogInfo)); | |
7466 | break; | |
7467 | } | |
7468 | handle = le16_to_cpu(sas_device_pg0.DevHandle); | |
7469 | if (!(_scsih_is_end_device( | |
7470 | le32_to_cpu(sas_device_pg0.DeviceInfo)))) | |
7471 | continue; | |
d1cb5e49 | 7472 | sas_device = mpt3sas_get_sdev_by_addr(ioc, |
f92363d1 | 7473 | le64_to_cpu(sas_device_pg0.SASAddress)); |
d1cb5e49 SR |
7474 | if (sas_device) { |
7475 | sas_device_put(sas_device); | |
f92363d1 | 7476 | continue; |
d1cb5e49 | 7477 | } |
f92363d1 SR |
7478 | parent_handle = le16_to_cpu(sas_device_pg0.ParentDevHandle); |
7479 | if (!_scsih_get_sas_address(ioc, parent_handle, &sas_address)) { | |
7480 | pr_info(MPT3SAS_FMT "\tBEFORE adding end device: " \ | |
7481 | "handle (0x%04x), sas_addr(0x%016llx)\n", ioc->name, | |
7482 | handle, (unsigned long long) | |
7483 | le64_to_cpu(sas_device_pg0.SASAddress)); | |
7484 | mpt3sas_transport_update_links(ioc, sas_address, handle, | |
7485 | sas_device_pg0.PhyNum, MPI2_SAS_NEG_LINK_RATE_1_5); | |
7486 | retry_count = 0; | |
7487 | /* This will retry adding the end device. | |
7488 | * _scsih_add_device() will decide on retries and | |
7489 | * return "1" when it should be retried | |
7490 | */ | |
7491 | while (_scsih_add_device(ioc, handle, retry_count++, | |
7492 | 0)) { | |
7493 | ssleep(1); | |
7494 | } | |
7495 | pr_info(MPT3SAS_FMT "\tAFTER adding end device: " \ | |
7496 | "handle (0x%04x), sas_addr(0x%016llx)\n", ioc->name, | |
7497 | handle, (unsigned long long) | |
7498 | le64_to_cpu(sas_device_pg0.SASAddress)); | |
7499 | } | |
7500 | } | |
7501 | pr_info(MPT3SAS_FMT "\tscan devices: end devices complete\n", | |
7502 | ioc->name); | |
7503 | ||
7504 | pr_info(MPT3SAS_FMT "scan devices: complete\n", ioc->name); | |
7505 | } | |
7506 | /** | |
7507 | * mpt3sas_scsih_reset_handler - reset callback handler (for scsih) | |
7508 | * @ioc: per adapter object | |
7509 | * @reset_phase: phase | |
7510 | * | |
7511 | * The handler for doing any required cleanup or initialization. | |
7512 | * | |
7513 | * The reset phase can be MPT3_IOC_PRE_RESET, MPT3_IOC_AFTER_RESET, | |
7514 | * MPT3_IOC_DONE_RESET | |
7515 | * | |
7516 | * Return nothing. | |
7517 | */ | |
7518 | void | |
7519 | mpt3sas_scsih_reset_handler(struct MPT3SAS_ADAPTER *ioc, int reset_phase) | |
7520 | { | |
7521 | switch (reset_phase) { | |
7522 | case MPT3_IOC_PRE_RESET: | |
7523 | dtmprintk(ioc, pr_info(MPT3SAS_FMT | |
7524 | "%s: MPT3_IOC_PRE_RESET\n", ioc->name, __func__)); | |
7525 | break; | |
7526 | case MPT3_IOC_AFTER_RESET: | |
7527 | dtmprintk(ioc, pr_info(MPT3SAS_FMT | |
7528 | "%s: MPT3_IOC_AFTER_RESET\n", ioc->name, __func__)); | |
7529 | if (ioc->scsih_cmds.status & MPT3_CMD_PENDING) { | |
7530 | ioc->scsih_cmds.status |= MPT3_CMD_RESET; | |
7531 | mpt3sas_base_free_smid(ioc, ioc->scsih_cmds.smid); | |
7532 | complete(&ioc->scsih_cmds.done); | |
7533 | } | |
7534 | if (ioc->tm_cmds.status & MPT3_CMD_PENDING) { | |
7535 | ioc->tm_cmds.status |= MPT3_CMD_RESET; | |
7536 | mpt3sas_base_free_smid(ioc, ioc->tm_cmds.smid); | |
7537 | complete(&ioc->tm_cmds.done); | |
7538 | } | |
7539 | ||
7540 | _scsih_fw_event_cleanup_queue(ioc); | |
7541 | _scsih_flush_running_cmds(ioc); | |
7542 | break; | |
7543 | case MPT3_IOC_DONE_RESET: | |
7544 | dtmprintk(ioc, pr_info(MPT3SAS_FMT | |
7545 | "%s: MPT3_IOC_DONE_RESET\n", ioc->name, __func__)); | |
7546 | if ((!ioc->is_driver_loading) && !(disable_discovery > 0 && | |
7547 | !ioc->sas_hba.num_phys)) { | |
7548 | _scsih_prep_device_scan(ioc); | |
7549 | _scsih_search_responding_sas_devices(ioc); | |
7550 | _scsih_search_responding_raid_devices(ioc); | |
7551 | _scsih_search_responding_expanders(ioc); | |
7552 | _scsih_error_recovery_delete_devices(ioc); | |
7553 | } | |
7554 | break; | |
7555 | } | |
7556 | } | |
7557 | ||
7558 | /** | |
7559 | * _mpt3sas_fw_work - delayed task for processing firmware events | |
7560 | * @ioc: per adapter object | |
7561 | * @fw_event: The fw_event_work object | |
7562 | * Context: user. | |
7563 | * | |
7564 | * Return nothing. | |
7565 | */ | |
7566 | static void | |
7567 | _mpt3sas_fw_work(struct MPT3SAS_ADAPTER *ioc, struct fw_event_work *fw_event) | |
7568 | { | |
146b16c8 SR |
7569 | _scsih_fw_event_del_from_list(ioc, fw_event); |
7570 | ||
f92363d1 | 7571 | /* the queue is being flushed so ignore this event */ |
146b16c8 SR |
7572 | if (ioc->remove_host || ioc->pci_error_recovery) { |
7573 | fw_event_work_put(fw_event); | |
f92363d1 SR |
7574 | return; |
7575 | } | |
7576 | ||
7577 | switch (fw_event->event) { | |
7578 | case MPT3SAS_PROCESS_TRIGGER_DIAG: | |
35b62362 JL |
7579 | mpt3sas_process_trigger_data(ioc, |
7580 | (struct SL_WH_TRIGGERS_EVENT_DATA_T *) | |
7581 | fw_event->event_data); | |
f92363d1 SR |
7582 | break; |
7583 | case MPT3SAS_REMOVE_UNRESPONDING_DEVICES: | |
146b16c8 SR |
7584 | while (scsi_host_in_recovery(ioc->shost) || |
7585 | ioc->shost_recovery) { | |
7586 | /* | |
7587 | * If we're unloading, bail. Otherwise, this can become | |
7588 | * an infinite loop. | |
7589 | */ | |
7590 | if (ioc->remove_host) | |
7591 | goto out; | |
f92363d1 | 7592 | ssleep(1); |
146b16c8 | 7593 | } |
f92363d1 SR |
7594 | _scsih_remove_unresponding_sas_devices(ioc); |
7595 | _scsih_scan_for_devices_after_reset(ioc); | |
7596 | break; | |
7597 | case MPT3SAS_PORT_ENABLE_COMPLETE: | |
7598 | ioc->start_scan = 0; | |
7599 | if (missing_delay[0] != -1 && missing_delay[1] != -1) | |
7600 | mpt3sas_base_update_missing_delay(ioc, missing_delay[0], | |
7601 | missing_delay[1]); | |
7602 | dewtprintk(ioc, pr_info(MPT3SAS_FMT | |
7603 | "port enable: complete from worker thread\n", | |
7604 | ioc->name)); | |
7605 | break; | |
0f624c39 SR |
7606 | case MPT3SAS_TURN_ON_PFA_LED: |
7607 | _scsih_turn_on_pfa_led(ioc, fw_event->device_handle); | |
f92363d1 SR |
7608 | break; |
7609 | case MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST: | |
7610 | _scsih_sas_topology_change_event(ioc, fw_event); | |
7611 | break; | |
7612 | case MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE: | |
7613 | _scsih_sas_device_status_change_event(ioc, fw_event); | |
7614 | break; | |
7615 | case MPI2_EVENT_SAS_DISCOVERY: | |
7616 | _scsih_sas_discovery_event(ioc, fw_event); | |
7617 | break; | |
7618 | case MPI2_EVENT_SAS_BROADCAST_PRIMITIVE: | |
7619 | _scsih_sas_broadcast_primitive_event(ioc, fw_event); | |
7620 | break; | |
7621 | case MPI2_EVENT_SAS_ENCL_DEVICE_STATUS_CHANGE: | |
7622 | _scsih_sas_enclosure_dev_status_change_event(ioc, | |
7623 | fw_event); | |
7624 | break; | |
7625 | case MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST: | |
7626 | _scsih_sas_ir_config_change_event(ioc, fw_event); | |
7627 | break; | |
7628 | case MPI2_EVENT_IR_VOLUME: | |
7629 | _scsih_sas_ir_volume_event(ioc, fw_event); | |
7630 | break; | |
7631 | case MPI2_EVENT_IR_PHYSICAL_DISK: | |
7632 | _scsih_sas_ir_physical_disk_event(ioc, fw_event); | |
7633 | break; | |
7634 | case MPI2_EVENT_IR_OPERATION_STATUS: | |
7635 | _scsih_sas_ir_operation_status_event(ioc, fw_event); | |
7636 | break; | |
7637 | } | |
146b16c8 SR |
7638 | out: |
7639 | fw_event_work_put(fw_event); | |
f92363d1 SR |
7640 | } |
7641 | ||
7642 | /** | |
7643 | * _firmware_event_work | |
7644 | * @ioc: per adapter object | |
7645 | * @work: The fw_event_work object | |
7646 | * Context: user. | |
7647 | * | |
7648 | * wrappers for the work thread handling firmware events | |
7649 | * | |
7650 | * Return nothing. | |
7651 | */ | |
7652 | ||
7653 | static void | |
7654 | _firmware_event_work(struct work_struct *work) | |
7655 | { | |
7656 | struct fw_event_work *fw_event = container_of(work, | |
7657 | struct fw_event_work, work); | |
7658 | ||
7659 | _mpt3sas_fw_work(fw_event->ioc, fw_event); | |
7660 | } | |
7661 | ||
7662 | /** | |
7663 | * mpt3sas_scsih_event_callback - firmware event handler (called at ISR time) | |
7664 | * @ioc: per adapter object | |
7665 | * @msix_index: MSIX table index supplied by the OS | |
7666 | * @reply: reply message frame(lower 32bit addr) | |
7667 | * Context: interrupt. | |
7668 | * | |
7669 | * This function merely adds a new work task into ioc->firmware_event_thread. | |
7670 | * The tasks are worked from _firmware_event_work in user context. | |
7671 | * | |
7672 | * Return 1 meaning mf should be freed from _base_interrupt | |
7673 | * 0 means the mf is freed from this function. | |
7674 | */ | |
7675 | u8 | |
7676 | mpt3sas_scsih_event_callback(struct MPT3SAS_ADAPTER *ioc, u8 msix_index, | |
7677 | u32 reply) | |
7678 | { | |
7679 | struct fw_event_work *fw_event; | |
7680 | Mpi2EventNotificationReply_t *mpi_reply; | |
7681 | u16 event; | |
7682 | u16 sz; | |
7683 | ||
7684 | /* events turned off due to host reset or driver unloading */ | |
7685 | if (ioc->remove_host || ioc->pci_error_recovery) | |
7686 | return 1; | |
7687 | ||
7688 | mpi_reply = mpt3sas_base_get_reply_virt_addr(ioc, reply); | |
7689 | ||
7690 | if (unlikely(!mpi_reply)) { | |
7691 | pr_err(MPT3SAS_FMT "mpi_reply not valid at %s:%d/%s()!\n", | |
7692 | ioc->name, __FILE__, __LINE__, __func__); | |
7693 | return 1; | |
7694 | } | |
7695 | ||
7696 | event = le16_to_cpu(mpi_reply->Event); | |
7697 | ||
7698 | if (event != MPI2_EVENT_LOG_ENTRY_ADDED) | |
7699 | mpt3sas_trigger_event(ioc, event, 0); | |
7700 | ||
7701 | switch (event) { | |
7702 | /* handle these */ | |
7703 | case MPI2_EVENT_SAS_BROADCAST_PRIMITIVE: | |
7704 | { | |
7705 | Mpi2EventDataSasBroadcastPrimitive_t *baen_data = | |
7706 | (Mpi2EventDataSasBroadcastPrimitive_t *) | |
7707 | mpi_reply->EventData; | |
7708 | ||
7709 | if (baen_data->Primitive != | |
7710 | MPI2_EVENT_PRIMITIVE_ASYNCHRONOUS_EVENT) | |
7711 | return 1; | |
7712 | ||
7713 | if (ioc->broadcast_aen_busy) { | |
7714 | ioc->broadcast_aen_pending++; | |
7715 | return 1; | |
7716 | } else | |
7717 | ioc->broadcast_aen_busy = 1; | |
7718 | break; | |
7719 | } | |
7720 | ||
7721 | case MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST: | |
7722 | _scsih_check_topo_delete_events(ioc, | |
7723 | (Mpi2EventDataSasTopologyChangeList_t *) | |
7724 | mpi_reply->EventData); | |
7725 | break; | |
7726 | case MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST: | |
7727 | _scsih_check_ir_config_unhide_events(ioc, | |
7728 | (Mpi2EventDataIrConfigChangeList_t *) | |
7729 | mpi_reply->EventData); | |
7730 | break; | |
7731 | case MPI2_EVENT_IR_VOLUME: | |
7732 | _scsih_check_volume_delete_events(ioc, | |
7733 | (Mpi2EventDataIrVolume_t *) | |
7734 | mpi_reply->EventData); | |
7735 | break; | |
7786ab6a SR |
7736 | case MPI2_EVENT_LOG_ENTRY_ADDED: |
7737 | { | |
7738 | Mpi2EventDataLogEntryAdded_t *log_entry; | |
7739 | u32 *log_code; | |
7740 | ||
7741 | if (!ioc->is_warpdrive) | |
7742 | break; | |
7743 | ||
7744 | log_entry = (Mpi2EventDataLogEntryAdded_t *) | |
7745 | mpi_reply->EventData; | |
7746 | log_code = (u32 *)log_entry->LogData; | |
f92363d1 | 7747 | |
7786ab6a SR |
7748 | if (le16_to_cpu(log_entry->LogEntryQualifier) |
7749 | != MPT2_WARPDRIVE_LOGENTRY) | |
7750 | break; | |
7751 | ||
7752 | switch (le32_to_cpu(*log_code)) { | |
7753 | case MPT2_WARPDRIVE_LC_SSDT: | |
7754 | pr_warn(MPT3SAS_FMT "WarpDrive Warning: " | |
7755 | "IO Throttling has occurred in the WarpDrive " | |
7756 | "subsystem. Check WarpDrive documentation for " | |
7757 | "additional details.\n", ioc->name); | |
7758 | break; | |
7759 | case MPT2_WARPDRIVE_LC_SSDLW: | |
7760 | pr_warn(MPT3SAS_FMT "WarpDrive Warning: " | |
7761 | "Program/Erase Cycles for the WarpDrive subsystem " | |
7762 | "in degraded range. Check WarpDrive documentation " | |
7763 | "for additional details.\n", ioc->name); | |
7764 | break; | |
7765 | case MPT2_WARPDRIVE_LC_SSDLF: | |
7766 | pr_err(MPT3SAS_FMT "WarpDrive Fatal Error: " | |
7767 | "There are no Program/Erase Cycles for the " | |
7768 | "WarpDrive subsystem. The storage device will be " | |
7769 | "in read-only mode. Check WarpDrive documentation " | |
7770 | "for additional details.\n", ioc->name); | |
7771 | break; | |
7772 | case MPT2_WARPDRIVE_LC_BRMF: | |
7773 | pr_err(MPT3SAS_FMT "WarpDrive Fatal Error: " | |
7774 | "The Backup Rail Monitor has failed on the " | |
7775 | "WarpDrive subsystem. Check WarpDrive " | |
7776 | "documentation for additional details.\n", | |
7777 | ioc->name); | |
7778 | break; | |
7779 | } | |
7780 | ||
7781 | break; | |
7782 | } | |
f92363d1 SR |
7783 | case MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE: |
7784 | case MPI2_EVENT_IR_OPERATION_STATUS: | |
7785 | case MPI2_EVENT_SAS_DISCOVERY: | |
7786 | case MPI2_EVENT_SAS_ENCL_DEVICE_STATUS_CHANGE: | |
7787 | case MPI2_EVENT_IR_PHYSICAL_DISK: | |
7788 | break; | |
7789 | ||
2d8ce8c9 SR |
7790 | case MPI2_EVENT_TEMP_THRESHOLD: |
7791 | _scsih_temp_threshold_events(ioc, | |
7792 | (Mpi2EventDataTemperature_t *) | |
7793 | mpi_reply->EventData); | |
7794 | break; | |
7795 | ||
f92363d1 SR |
7796 | default: /* ignore the rest */ |
7797 | return 1; | |
7798 | } | |
7799 | ||
f92363d1 | 7800 | sz = le16_to_cpu(mpi_reply->EventDataLength) * 4; |
146b16c8 | 7801 | fw_event = alloc_fw_event_work(sz); |
35b62362 | 7802 | if (!fw_event) { |
f92363d1 SR |
7803 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", |
7804 | ioc->name, __FILE__, __LINE__, __func__); | |
f92363d1 SR |
7805 | return 1; |
7806 | } | |
7807 | ||
7808 | memcpy(fw_event->event_data, mpi_reply->EventData, sz); | |
7809 | fw_event->ioc = ioc; | |
7810 | fw_event->VF_ID = mpi_reply->VF_ID; | |
7811 | fw_event->VP_ID = mpi_reply->VP_ID; | |
7812 | fw_event->event = event; | |
7813 | _scsih_fw_event_add(ioc, fw_event); | |
146b16c8 | 7814 | fw_event_work_put(fw_event); |
f92363d1 SR |
7815 | return 1; |
7816 | } | |
7817 | ||
f92363d1 SR |
7818 | /** |
7819 | * _scsih_expander_node_remove - removing expander device from list. | |
7820 | * @ioc: per adapter object | |
7821 | * @sas_expander: the sas_device object | |
7822 | * Context: Calling function should acquire ioc->sas_node_lock. | |
7823 | * | |
7824 | * Removing object and freeing associated memory from the | |
7825 | * ioc->sas_expander_list. | |
7826 | * | |
7827 | * Return nothing. | |
7828 | */ | |
7829 | static void | |
7830 | _scsih_expander_node_remove(struct MPT3SAS_ADAPTER *ioc, | |
7831 | struct _sas_node *sas_expander) | |
7832 | { | |
7833 | struct _sas_port *mpt3sas_port, *next; | |
7834 | ||
7835 | /* remove sibling ports attached to this expander */ | |
7836 | list_for_each_entry_safe(mpt3sas_port, next, | |
7837 | &sas_expander->sas_port_list, port_list) { | |
7838 | if (ioc->shost_recovery) | |
7839 | return; | |
7840 | if (mpt3sas_port->remote_identify.device_type == | |
7841 | SAS_END_DEVICE) | |
7842 | mpt3sas_device_remove_by_sas_address(ioc, | |
7843 | mpt3sas_port->remote_identify.sas_address); | |
7844 | else if (mpt3sas_port->remote_identify.device_type == | |
7845 | SAS_EDGE_EXPANDER_DEVICE || | |
7846 | mpt3sas_port->remote_identify.device_type == | |
7847 | SAS_FANOUT_EXPANDER_DEVICE) | |
7848 | mpt3sas_expander_remove(ioc, | |
7849 | mpt3sas_port->remote_identify.sas_address); | |
7850 | } | |
7851 | ||
7852 | mpt3sas_transport_port_remove(ioc, sas_expander->sas_address, | |
7853 | sas_expander->sas_address_parent); | |
7854 | ||
7855 | pr_info(MPT3SAS_FMT | |
7856 | "expander_remove: handle(0x%04x), sas_addr(0x%016llx)\n", | |
7857 | ioc->name, | |
7858 | sas_expander->handle, (unsigned long long) | |
7859 | sas_expander->sas_address); | |
7860 | ||
7861 | kfree(sas_expander->phy); | |
7862 | kfree(sas_expander); | |
7863 | } | |
7864 | ||
7865 | /** | |
7866 | * _scsih_ir_shutdown - IR shutdown notification | |
7867 | * @ioc: per adapter object | |
7868 | * | |
7869 | * Sending RAID Action to alert the Integrated RAID subsystem of the IOC that | |
7870 | * the host system is shutting down. | |
7871 | * | |
7872 | * Return nothing. | |
7873 | */ | |
7874 | static void | |
7875 | _scsih_ir_shutdown(struct MPT3SAS_ADAPTER *ioc) | |
7876 | { | |
7877 | Mpi2RaidActionRequest_t *mpi_request; | |
7878 | Mpi2RaidActionReply_t *mpi_reply; | |
7879 | u16 smid; | |
7880 | ||
7881 | /* is IR firmware build loaded ? */ | |
7882 | if (!ioc->ir_firmware) | |
7883 | return; | |
7884 | ||
7885 | /* are there any volumes ? */ | |
7886 | if (list_empty(&ioc->raid_device_list)) | |
7887 | return; | |
7888 | ||
7889 | mutex_lock(&ioc->scsih_cmds.mutex); | |
7890 | ||
7891 | if (ioc->scsih_cmds.status != MPT3_CMD_NOT_USED) { | |
7892 | pr_err(MPT3SAS_FMT "%s: scsih_cmd in use\n", | |
7893 | ioc->name, __func__); | |
7894 | goto out; | |
7895 | } | |
7896 | ioc->scsih_cmds.status = MPT3_CMD_PENDING; | |
7897 | ||
7898 | smid = mpt3sas_base_get_smid(ioc, ioc->scsih_cb_idx); | |
7899 | if (!smid) { | |
7900 | pr_err(MPT3SAS_FMT "%s: failed obtaining a smid\n", | |
7901 | ioc->name, __func__); | |
7902 | ioc->scsih_cmds.status = MPT3_CMD_NOT_USED; | |
7903 | goto out; | |
7904 | } | |
7905 | ||
7906 | mpi_request = mpt3sas_base_get_msg_frame(ioc, smid); | |
7907 | ioc->scsih_cmds.smid = smid; | |
7908 | memset(mpi_request, 0, sizeof(Mpi2RaidActionRequest_t)); | |
7909 | ||
7910 | mpi_request->Function = MPI2_FUNCTION_RAID_ACTION; | |
7911 | mpi_request->Action = MPI2_RAID_ACTION_SYSTEM_SHUTDOWN_INITIATED; | |
7912 | ||
7786ab6a SR |
7913 | if (!ioc->hide_ir_msg) |
7914 | pr_info(MPT3SAS_FMT "IR shutdown (sending)\n", ioc->name); | |
f92363d1 SR |
7915 | init_completion(&ioc->scsih_cmds.done); |
7916 | mpt3sas_base_put_smid_default(ioc, smid); | |
7917 | wait_for_completion_timeout(&ioc->scsih_cmds.done, 10*HZ); | |
7918 | ||
7919 | if (!(ioc->scsih_cmds.status & MPT3_CMD_COMPLETE)) { | |
7920 | pr_err(MPT3SAS_FMT "%s: timeout\n", | |
7921 | ioc->name, __func__); | |
7922 | goto out; | |
7923 | } | |
7924 | ||
7925 | if (ioc->scsih_cmds.status & MPT3_CMD_REPLY_VALID) { | |
7926 | mpi_reply = ioc->scsih_cmds.reply; | |
7786ab6a SR |
7927 | if (!ioc->hide_ir_msg) |
7928 | pr_info(MPT3SAS_FMT "IR shutdown " | |
7929 | "(complete): ioc_status(0x%04x), loginfo(0x%08x)\n", | |
7930 | ioc->name, le16_to_cpu(mpi_reply->IOCStatus), | |
7931 | le32_to_cpu(mpi_reply->IOCLogInfo)); | |
f92363d1 SR |
7932 | } |
7933 | ||
7934 | out: | |
7935 | ioc->scsih_cmds.status = MPT3_CMD_NOT_USED; | |
7936 | mutex_unlock(&ioc->scsih_cmds.mutex); | |
7937 | } | |
7938 | ||
7939 | /** | |
8a7e4c24 | 7940 | * scsih_remove - detach and remove add host |
f92363d1 SR |
7941 | * @pdev: PCI device struct |
7942 | * | |
7943 | * Routine called when unloading the driver. | |
7944 | * Return nothing. | |
7945 | */ | |
8a7e4c24 | 7946 | void scsih_remove(struct pci_dev *pdev) |
f92363d1 SR |
7947 | { |
7948 | struct Scsi_Host *shost = pci_get_drvdata(pdev); | |
7949 | struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); | |
7950 | struct _sas_port *mpt3sas_port, *next_port; | |
7951 | struct _raid_device *raid_device, *next; | |
7952 | struct MPT3SAS_TARGET *sas_target_priv_data; | |
7953 | struct workqueue_struct *wq; | |
7954 | unsigned long flags; | |
7955 | ||
7956 | ioc->remove_host = 1; | |
7957 | _scsih_fw_event_cleanup_queue(ioc); | |
7958 | ||
7959 | spin_lock_irqsave(&ioc->fw_event_lock, flags); | |
7960 | wq = ioc->firmware_event_thread; | |
7961 | ioc->firmware_event_thread = NULL; | |
7962 | spin_unlock_irqrestore(&ioc->fw_event_lock, flags); | |
7963 | if (wq) | |
7964 | destroy_workqueue(wq); | |
7965 | ||
7966 | /* release all the volumes */ | |
7967 | _scsih_ir_shutdown(ioc); | |
7968 | list_for_each_entry_safe(raid_device, next, &ioc->raid_device_list, | |
7969 | list) { | |
7970 | if (raid_device->starget) { | |
7971 | sas_target_priv_data = | |
7972 | raid_device->starget->hostdata; | |
7973 | sas_target_priv_data->deleted = 1; | |
7974 | scsi_remove_target(&raid_device->starget->dev); | |
7975 | } | |
7976 | pr_info(MPT3SAS_FMT "removing handle(0x%04x), wwid(0x%016llx)\n", | |
7977 | ioc->name, raid_device->handle, | |
7978 | (unsigned long long) raid_device->wwid); | |
7979 | _scsih_raid_device_remove(ioc, raid_device); | |
7980 | } | |
7981 | ||
7982 | /* free ports attached to the sas_host */ | |
7983 | list_for_each_entry_safe(mpt3sas_port, next_port, | |
7984 | &ioc->sas_hba.sas_port_list, port_list) { | |
7985 | if (mpt3sas_port->remote_identify.device_type == | |
7986 | SAS_END_DEVICE) | |
7987 | mpt3sas_device_remove_by_sas_address(ioc, | |
7988 | mpt3sas_port->remote_identify.sas_address); | |
7989 | else if (mpt3sas_port->remote_identify.device_type == | |
7990 | SAS_EDGE_EXPANDER_DEVICE || | |
7991 | mpt3sas_port->remote_identify.device_type == | |
7992 | SAS_FANOUT_EXPANDER_DEVICE) | |
7993 | mpt3sas_expander_remove(ioc, | |
7994 | mpt3sas_port->remote_identify.sas_address); | |
7995 | } | |
7996 | ||
7997 | /* free phys attached to the sas_host */ | |
7998 | if (ioc->sas_hba.num_phys) { | |
7999 | kfree(ioc->sas_hba.phy); | |
8000 | ioc->sas_hba.phy = NULL; | |
8001 | ioc->sas_hba.num_phys = 0; | |
8002 | } | |
8003 | ||
8004 | sas_remove_host(shost); | |
4dc06fd8 | 8005 | scsi_remove_host(shost); |
f92363d1 | 8006 | mpt3sas_base_detach(ioc); |
08c4d550 | 8007 | spin_lock(&gioc_lock); |
f92363d1 | 8008 | list_del(&ioc->list); |
08c4d550 | 8009 | spin_unlock(&gioc_lock); |
f92363d1 SR |
8010 | scsi_host_put(shost); |
8011 | } | |
8012 | ||
8013 | /** | |
8a7e4c24 | 8014 | * scsih_shutdown - routine call during system shutdown |
f92363d1 SR |
8015 | * @pdev: PCI device struct |
8016 | * | |
8017 | * Return nothing. | |
8018 | */ | |
8a7e4c24 SR |
8019 | void |
8020 | scsih_shutdown(struct pci_dev *pdev) | |
f92363d1 SR |
8021 | { |
8022 | struct Scsi_Host *shost = pci_get_drvdata(pdev); | |
8023 | struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); | |
8024 | struct workqueue_struct *wq; | |
8025 | unsigned long flags; | |
8026 | ||
8027 | ioc->remove_host = 1; | |
8028 | _scsih_fw_event_cleanup_queue(ioc); | |
8029 | ||
8030 | spin_lock_irqsave(&ioc->fw_event_lock, flags); | |
8031 | wq = ioc->firmware_event_thread; | |
8032 | ioc->firmware_event_thread = NULL; | |
8033 | spin_unlock_irqrestore(&ioc->fw_event_lock, flags); | |
8034 | if (wq) | |
8035 | destroy_workqueue(wq); | |
8036 | ||
8037 | _scsih_ir_shutdown(ioc); | |
8038 | mpt3sas_base_detach(ioc); | |
8039 | } | |
8040 | ||
8041 | ||
8042 | /** | |
8043 | * _scsih_probe_boot_devices - reports 1st device | |
8044 | * @ioc: per adapter object | |
8045 | * | |
8046 | * If specified in bios page 2, this routine reports the 1st | |
8047 | * device scsi-ml or sas transport for persistent boot device | |
8048 | * purposes. Please refer to function _scsih_determine_boot_device() | |
8049 | */ | |
8050 | static void | |
8051 | _scsih_probe_boot_devices(struct MPT3SAS_ADAPTER *ioc) | |
8052 | { | |
8053 | u8 is_raid; | |
8054 | void *device; | |
8055 | struct _sas_device *sas_device; | |
8056 | struct _raid_device *raid_device; | |
8057 | u16 handle; | |
8058 | u64 sas_address_parent; | |
8059 | u64 sas_address; | |
8060 | unsigned long flags; | |
8061 | int rc; | |
8062 | ||
8063 | /* no Bios, return immediately */ | |
8064 | if (!ioc->bios_pg3.BiosVersion) | |
8065 | return; | |
8066 | ||
8067 | device = NULL; | |
8068 | is_raid = 0; | |
8069 | if (ioc->req_boot_device.device) { | |
8070 | device = ioc->req_boot_device.device; | |
8071 | is_raid = ioc->req_boot_device.is_raid; | |
8072 | } else if (ioc->req_alt_boot_device.device) { | |
8073 | device = ioc->req_alt_boot_device.device; | |
8074 | is_raid = ioc->req_alt_boot_device.is_raid; | |
8075 | } else if (ioc->current_boot_device.device) { | |
8076 | device = ioc->current_boot_device.device; | |
8077 | is_raid = ioc->current_boot_device.is_raid; | |
8078 | } | |
8079 | ||
8080 | if (!device) | |
8081 | return; | |
8082 | ||
8083 | if (is_raid) { | |
8084 | raid_device = device; | |
8085 | rc = scsi_add_device(ioc->shost, RAID_CHANNEL, | |
8086 | raid_device->id, 0); | |
8087 | if (rc) | |
8088 | _scsih_raid_device_remove(ioc, raid_device); | |
8089 | } else { | |
8090 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
8091 | sas_device = device; | |
8092 | handle = sas_device->handle; | |
8093 | sas_address_parent = sas_device->sas_address_parent; | |
8094 | sas_address = sas_device->sas_address; | |
8095 | list_move_tail(&sas_device->list, &ioc->sas_device_list); | |
8096 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
8097 | ||
7786ab6a SR |
8098 | if (ioc->hide_drives) |
8099 | return; | |
f92363d1 SR |
8100 | if (!mpt3sas_transport_port_add(ioc, handle, |
8101 | sas_address_parent)) { | |
8102 | _scsih_sas_device_remove(ioc, sas_device); | |
8103 | } else if (!sas_device->starget) { | |
f5edbe77 SR |
8104 | if (!ioc->is_driver_loading) { |
8105 | mpt3sas_transport_port_remove(ioc, | |
8106 | sas_address, | |
f92363d1 | 8107 | sas_address_parent); |
f5edbe77 SR |
8108 | _scsih_sas_device_remove(ioc, sas_device); |
8109 | } | |
f92363d1 SR |
8110 | } |
8111 | } | |
8112 | } | |
8113 | ||
8114 | /** | |
8115 | * _scsih_probe_raid - reporting raid volumes to scsi-ml | |
8116 | * @ioc: per adapter object | |
8117 | * | |
8118 | * Called during initial loading of the driver. | |
8119 | */ | |
8120 | static void | |
8121 | _scsih_probe_raid(struct MPT3SAS_ADAPTER *ioc) | |
8122 | { | |
8123 | struct _raid_device *raid_device, *raid_next; | |
8124 | int rc; | |
8125 | ||
8126 | list_for_each_entry_safe(raid_device, raid_next, | |
8127 | &ioc->raid_device_list, list) { | |
8128 | if (raid_device->starget) | |
8129 | continue; | |
8130 | rc = scsi_add_device(ioc->shost, RAID_CHANNEL, | |
8131 | raid_device->id, 0); | |
8132 | if (rc) | |
8133 | _scsih_raid_device_remove(ioc, raid_device); | |
8134 | } | |
8135 | } | |
8136 | ||
d1cb5e49 SR |
8137 | static struct _sas_device *get_next_sas_device(struct MPT3SAS_ADAPTER *ioc) |
8138 | { | |
8139 | struct _sas_device *sas_device = NULL; | |
8140 | unsigned long flags; | |
8141 | ||
8142 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
8143 | if (!list_empty(&ioc->sas_device_init_list)) { | |
8144 | sas_device = list_first_entry(&ioc->sas_device_init_list, | |
8145 | struct _sas_device, list); | |
8146 | sas_device_get(sas_device); | |
8147 | } | |
8148 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
8149 | ||
8150 | return sas_device; | |
8151 | } | |
8152 | ||
8153 | static void sas_device_make_active(struct MPT3SAS_ADAPTER *ioc, | |
8154 | struct _sas_device *sas_device) | |
8155 | { | |
8156 | unsigned long flags; | |
8157 | ||
8158 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
8159 | ||
8160 | /* | |
8161 | * Since we dropped the lock during the call to port_add(), we need to | |
8162 | * be careful here that somebody else didn't move or delete this item | |
8163 | * while we were busy with other things. | |
8164 | * | |
8165 | * If it was on the list, we need a put() for the reference the list | |
8166 | * had. Either way, we need a get() for the destination list. | |
8167 | */ | |
8168 | if (!list_empty(&sas_device->list)) { | |
8169 | list_del_init(&sas_device->list); | |
8170 | sas_device_put(sas_device); | |
8171 | } | |
8172 | ||
8173 | sas_device_get(sas_device); | |
8174 | list_add_tail(&sas_device->list, &ioc->sas_device_list); | |
8175 | ||
8176 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
8177 | } | |
8178 | ||
f92363d1 SR |
8179 | /** |
8180 | * _scsih_probe_sas - reporting sas devices to sas transport | |
8181 | * @ioc: per adapter object | |
8182 | * | |
8183 | * Called during initial loading of the driver. | |
8184 | */ | |
8185 | static void | |
8186 | _scsih_probe_sas(struct MPT3SAS_ADAPTER *ioc) | |
8187 | { | |
d1cb5e49 | 8188 | struct _sas_device *sas_device; |
f92363d1 | 8189 | |
d1cb5e49 SR |
8190 | if (ioc->hide_drives) |
8191 | return; | |
7786ab6a | 8192 | |
d1cb5e49 | 8193 | while ((sas_device = get_next_sas_device(ioc))) { |
f92363d1 SR |
8194 | if (!mpt3sas_transport_port_add(ioc, sas_device->handle, |
8195 | sas_device->sas_address_parent)) { | |
d1cb5e49 SR |
8196 | _scsih_sas_device_remove(ioc, sas_device); |
8197 | sas_device_put(sas_device); | |
f92363d1 SR |
8198 | continue; |
8199 | } else if (!sas_device->starget) { | |
8200 | /* | |
8201 | * When asyn scanning is enabled, its not possible to | |
8202 | * remove devices while scanning is turned on due to an | |
8203 | * oops in scsi_sysfs_add_sdev()->add_device()-> | |
8204 | * sysfs_addrm_start() | |
8205 | */ | |
f5edbe77 | 8206 | if (!ioc->is_driver_loading) { |
f92363d1 SR |
8207 | mpt3sas_transport_port_remove(ioc, |
8208 | sas_device->sas_address, | |
8209 | sas_device->sas_address_parent); | |
d1cb5e49 SR |
8210 | _scsih_sas_device_remove(ioc, sas_device); |
8211 | sas_device_put(sas_device); | |
f5edbe77 SR |
8212 | continue; |
8213 | } | |
f92363d1 | 8214 | } |
d1cb5e49 SR |
8215 | sas_device_make_active(ioc, sas_device); |
8216 | sas_device_put(sas_device); | |
f92363d1 SR |
8217 | } |
8218 | } | |
8219 | ||
8220 | /** | |
8221 | * _scsih_probe_devices - probing for devices | |
8222 | * @ioc: per adapter object | |
8223 | * | |
8224 | * Called during initial loading of the driver. | |
8225 | */ | |
8226 | static void | |
8227 | _scsih_probe_devices(struct MPT3SAS_ADAPTER *ioc) | |
8228 | { | |
8229 | u16 volume_mapping_flags; | |
8230 | ||
8231 | if (!(ioc->facts.ProtocolFlags & MPI2_IOCFACTS_PROTOCOL_SCSI_INITIATOR)) | |
8232 | return; /* return when IOC doesn't support initiator mode */ | |
8233 | ||
8234 | _scsih_probe_boot_devices(ioc); | |
8235 | ||
8236 | if (ioc->ir_firmware) { | |
8237 | volume_mapping_flags = | |
8238 | le16_to_cpu(ioc->ioc_pg8.IRVolumeMappingFlags) & | |
8239 | MPI2_IOCPAGE8_IRFLAGS_MASK_VOLUME_MAPPING_MODE; | |
8240 | if (volume_mapping_flags == | |
8241 | MPI2_IOCPAGE8_IRFLAGS_LOW_VOLUME_MAPPING) { | |
8242 | _scsih_probe_raid(ioc); | |
8243 | _scsih_probe_sas(ioc); | |
8244 | } else { | |
8245 | _scsih_probe_sas(ioc); | |
8246 | _scsih_probe_raid(ioc); | |
8247 | } | |
8248 | } else | |
8249 | _scsih_probe_sas(ioc); | |
8250 | } | |
8251 | ||
8252 | /** | |
8a7e4c24 | 8253 | * scsih_scan_start - scsi lld callback for .scan_start |
f92363d1 SR |
8254 | * @shost: SCSI host pointer |
8255 | * | |
8256 | * The shost has the ability to discover targets on its own instead | |
8257 | * of scanning the entire bus. In our implemention, we will kick off | |
8258 | * firmware discovery. | |
8259 | */ | |
8a7e4c24 SR |
8260 | void |
8261 | scsih_scan_start(struct Scsi_Host *shost) | |
f92363d1 SR |
8262 | { |
8263 | struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); | |
8264 | int rc; | |
8265 | if (diag_buffer_enable != -1 && diag_buffer_enable != 0) | |
8266 | mpt3sas_enable_diag_buffer(ioc, diag_buffer_enable); | |
8267 | ||
8268 | if (disable_discovery > 0) | |
8269 | return; | |
8270 | ||
8271 | ioc->start_scan = 1; | |
8272 | rc = mpt3sas_port_enable(ioc); | |
8273 | ||
8274 | if (rc != 0) | |
8275 | pr_info(MPT3SAS_FMT "port enable: FAILED\n", ioc->name); | |
8276 | } | |
8277 | ||
8278 | /** | |
8a7e4c24 | 8279 | * scsih_scan_finished - scsi lld callback for .scan_finished |
f92363d1 SR |
8280 | * @shost: SCSI host pointer |
8281 | * @time: elapsed time of the scan in jiffies | |
8282 | * | |
8283 | * This function will be called periodicallyn until it returns 1 with the | |
8284 | * scsi_host and the elapsed time of the scan in jiffies. In our implemention, | |
8285 | * we wait for firmware discovery to complete, then return 1. | |
8286 | */ | |
8a7e4c24 SR |
8287 | int |
8288 | scsih_scan_finished(struct Scsi_Host *shost, unsigned long time) | |
f92363d1 SR |
8289 | { |
8290 | struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); | |
8291 | ||
8292 | if (disable_discovery > 0) { | |
8293 | ioc->is_driver_loading = 0; | |
8294 | ioc->wait_for_discovery_to_complete = 0; | |
8295 | return 1; | |
8296 | } | |
8297 | ||
8298 | if (time >= (300 * HZ)) { | |
8299 | ioc->base_cmds.status = MPT3_CMD_NOT_USED; | |
8300 | pr_info(MPT3SAS_FMT | |
8301 | "port enable: FAILED with timeout (timeout=300s)\n", | |
8302 | ioc->name); | |
8303 | ioc->is_driver_loading = 0; | |
8304 | return 1; | |
8305 | } | |
8306 | ||
8307 | if (ioc->start_scan) | |
8308 | return 0; | |
8309 | ||
8310 | if (ioc->start_scan_failed) { | |
8311 | pr_info(MPT3SAS_FMT | |
8312 | "port enable: FAILED with (ioc_status=0x%08x)\n", | |
8313 | ioc->name, ioc->start_scan_failed); | |
8314 | ioc->is_driver_loading = 0; | |
8315 | ioc->wait_for_discovery_to_complete = 0; | |
8316 | ioc->remove_host = 1; | |
8317 | return 1; | |
8318 | } | |
8319 | ||
8320 | pr_info(MPT3SAS_FMT "port enable: SUCCESS\n", ioc->name); | |
8321 | ioc->base_cmds.status = MPT3_CMD_NOT_USED; | |
8322 | ||
8323 | if (ioc->wait_for_discovery_to_complete) { | |
8324 | ioc->wait_for_discovery_to_complete = 0; | |
8325 | _scsih_probe_devices(ioc); | |
8326 | } | |
8327 | mpt3sas_base_start_watchdog(ioc); | |
8328 | ioc->is_driver_loading = 0; | |
8329 | return 1; | |
8330 | } | |
8331 | ||
c84b06a4 SR |
8332 | /* shost template for SAS 2.0 HBA devices */ |
8333 | static struct scsi_host_template mpt2sas_driver_template = { | |
8334 | .module = THIS_MODULE, | |
8335 | .name = "Fusion MPT SAS Host", | |
8336 | .proc_name = MPT2SAS_DRIVER_NAME, | |
8337 | .queuecommand = scsih_qcmd, | |
8338 | .target_alloc = scsih_target_alloc, | |
8339 | .slave_alloc = scsih_slave_alloc, | |
8340 | .slave_configure = scsih_slave_configure, | |
8341 | .target_destroy = scsih_target_destroy, | |
8342 | .slave_destroy = scsih_slave_destroy, | |
8343 | .scan_finished = scsih_scan_finished, | |
8344 | .scan_start = scsih_scan_start, | |
8345 | .change_queue_depth = scsih_change_queue_depth, | |
8346 | .eh_abort_handler = scsih_abort, | |
8347 | .eh_device_reset_handler = scsih_dev_reset, | |
8348 | .eh_target_reset_handler = scsih_target_reset, | |
8349 | .eh_host_reset_handler = scsih_host_reset, | |
8350 | .bios_param = scsih_bios_param, | |
8351 | .can_queue = 1, | |
8352 | .this_id = -1, | |
8353 | .sg_tablesize = MPT2SAS_SG_DEPTH, | |
8354 | .max_sectors = 32767, | |
8355 | .cmd_per_lun = 7, | |
8356 | .use_clustering = ENABLE_CLUSTERING, | |
8357 | .shost_attrs = mpt3sas_host_attrs, | |
8358 | .sdev_attrs = mpt3sas_dev_attrs, | |
8359 | .track_queue_depth = 1, | |
8360 | }; | |
8361 | ||
8362 | /* raid transport support for SAS 2.0 HBA devices */ | |
8363 | static struct raid_function_template mpt2sas_raid_functions = { | |
8364 | .cookie = &mpt2sas_driver_template, | |
8365 | .is_raid = scsih_is_raid, | |
8366 | .get_resync = scsih_get_resync, | |
8367 | .get_state = scsih_get_state, | |
8368 | }; | |
d357e84d | 8369 | |
c84b06a4 SR |
8370 | /* shost template for SAS 3.0 HBA devices */ |
8371 | static struct scsi_host_template mpt3sas_driver_template = { | |
8372 | .module = THIS_MODULE, | |
8373 | .name = "Fusion MPT SAS Host", | |
8374 | .proc_name = MPT3SAS_DRIVER_NAME, | |
8375 | .queuecommand = scsih_qcmd, | |
8376 | .target_alloc = scsih_target_alloc, | |
8377 | .slave_alloc = scsih_slave_alloc, | |
8378 | .slave_configure = scsih_slave_configure, | |
8379 | .target_destroy = scsih_target_destroy, | |
8380 | .slave_destroy = scsih_slave_destroy, | |
8381 | .scan_finished = scsih_scan_finished, | |
8382 | .scan_start = scsih_scan_start, | |
8383 | .change_queue_depth = scsih_change_queue_depth, | |
8384 | .eh_abort_handler = scsih_abort, | |
8385 | .eh_device_reset_handler = scsih_dev_reset, | |
8386 | .eh_target_reset_handler = scsih_target_reset, | |
8387 | .eh_host_reset_handler = scsih_host_reset, | |
8388 | .bios_param = scsih_bios_param, | |
8389 | .can_queue = 1, | |
8390 | .this_id = -1, | |
8391 | .sg_tablesize = MPT3SAS_SG_DEPTH, | |
8392 | .max_sectors = 32767, | |
8393 | .cmd_per_lun = 7, | |
8394 | .use_clustering = ENABLE_CLUSTERING, | |
8395 | .shost_attrs = mpt3sas_host_attrs, | |
8396 | .sdev_attrs = mpt3sas_dev_attrs, | |
8397 | .track_queue_depth = 1, | |
8398 | }; | |
8399 | ||
8400 | /* raid transport support for SAS 3.0 HBA devices */ | |
8401 | static struct raid_function_template mpt3sas_raid_functions = { | |
8402 | .cookie = &mpt3sas_driver_template, | |
8403 | .is_raid = scsih_is_raid, | |
8404 | .get_resync = scsih_get_resync, | |
8405 | .get_state = scsih_get_state, | |
8406 | }; | |
8407 | ||
8408 | /** | |
8409 | * _scsih_determine_hba_mpi_version - determine in which MPI version class | |
8410 | * this device belongs to. | |
8411 | * @pdev: PCI device struct | |
8412 | * | |
8413 | * return MPI2_VERSION for SAS 2.0 HBA devices, | |
b130b0d5 SS |
8414 | * MPI25_VERSION for SAS 3.0 HBA devices, and |
8415 | * MPI26 VERSION for Cutlass & Invader SAS 3.0 HBA devices | |
c84b06a4 SR |
8416 | */ |
8417 | u16 | |
8418 | _scsih_determine_hba_mpi_version(struct pci_dev *pdev) | |
8419 | { | |
8420 | ||
8421 | switch (pdev->device) { | |
7786ab6a | 8422 | case MPI2_MFGPAGE_DEVID_SSS6200: |
d357e84d SR |
8423 | case MPI2_MFGPAGE_DEVID_SAS2004: |
8424 | case MPI2_MFGPAGE_DEVID_SAS2008: | |
8425 | case MPI2_MFGPAGE_DEVID_SAS2108_1: | |
8426 | case MPI2_MFGPAGE_DEVID_SAS2108_2: | |
8427 | case MPI2_MFGPAGE_DEVID_SAS2108_3: | |
8428 | case MPI2_MFGPAGE_DEVID_SAS2116_1: | |
8429 | case MPI2_MFGPAGE_DEVID_SAS2116_2: | |
8430 | case MPI2_MFGPAGE_DEVID_SAS2208_1: | |
8431 | case MPI2_MFGPAGE_DEVID_SAS2208_2: | |
8432 | case MPI2_MFGPAGE_DEVID_SAS2208_3: | |
8433 | case MPI2_MFGPAGE_DEVID_SAS2208_4: | |
8434 | case MPI2_MFGPAGE_DEVID_SAS2208_5: | |
8435 | case MPI2_MFGPAGE_DEVID_SAS2208_6: | |
8436 | case MPI2_MFGPAGE_DEVID_SAS2308_1: | |
8437 | case MPI2_MFGPAGE_DEVID_SAS2308_2: | |
8438 | case MPI2_MFGPAGE_DEVID_SAS2308_3: | |
c84b06a4 | 8439 | return MPI2_VERSION; |
d357e84d SR |
8440 | case MPI25_MFGPAGE_DEVID_SAS3004: |
8441 | case MPI25_MFGPAGE_DEVID_SAS3008: | |
8442 | case MPI25_MFGPAGE_DEVID_SAS3108_1: | |
8443 | case MPI25_MFGPAGE_DEVID_SAS3108_2: | |
8444 | case MPI25_MFGPAGE_DEVID_SAS3108_5: | |
8445 | case MPI25_MFGPAGE_DEVID_SAS3108_6: | |
c84b06a4 | 8446 | return MPI25_VERSION; |
b130b0d5 SS |
8447 | case MPI26_MFGPAGE_DEVID_SAS3216: |
8448 | case MPI26_MFGPAGE_DEVID_SAS3224: | |
8449 | case MPI26_MFGPAGE_DEVID_SAS3316_1: | |
8450 | case MPI26_MFGPAGE_DEVID_SAS3316_2: | |
8451 | case MPI26_MFGPAGE_DEVID_SAS3316_3: | |
8452 | case MPI26_MFGPAGE_DEVID_SAS3316_4: | |
8453 | case MPI26_MFGPAGE_DEVID_SAS3324_1: | |
8454 | case MPI26_MFGPAGE_DEVID_SAS3324_2: | |
8455 | case MPI26_MFGPAGE_DEVID_SAS3324_3: | |
8456 | case MPI26_MFGPAGE_DEVID_SAS3324_4: | |
8457 | return MPI26_VERSION; | |
d357e84d | 8458 | } |
c84b06a4 | 8459 | return 0; |
d357e84d SR |
8460 | } |
8461 | ||
f92363d1 | 8462 | /** |
c84b06a4 | 8463 | * _scsih_probe - attach and add scsi host |
f92363d1 SR |
8464 | * @pdev: PCI device struct |
8465 | * @id: pci device id | |
8466 | * | |
8467 | * Returns 0 success, anything else error. | |
8468 | */ | |
8a7e4c24 | 8469 | int |
c84b06a4 | 8470 | _scsih_probe(struct pci_dev *pdev, const struct pci_device_id *id) |
f92363d1 SR |
8471 | { |
8472 | struct MPT3SAS_ADAPTER *ioc; | |
c84b06a4 | 8473 | struct Scsi_Host *shost = NULL; |
b65f1d4d | 8474 | int rv; |
c84b06a4 SR |
8475 | u16 hba_mpi_version; |
8476 | ||
8477 | /* Determine in which MPI version class this pci device belongs */ | |
8478 | hba_mpi_version = _scsih_determine_hba_mpi_version(pdev); | |
8479 | if (hba_mpi_version == 0) | |
8480 | return -ENODEV; | |
8481 | ||
8482 | /* Enumerate only SAS 2.0 HBA's if hbas_to_enumerate is one, | |
8483 | * for other generation HBA's return with -ENODEV | |
8484 | */ | |
8485 | if ((hbas_to_enumerate == 1) && (hba_mpi_version != MPI2_VERSION)) | |
8486 | return -ENODEV; | |
8487 | ||
8488 | /* Enumerate only SAS 3.0 HBA's if hbas_to_enumerate is two, | |
8489 | * for other generation HBA's return with -ENODEV | |
8490 | */ | |
b130b0d5 SS |
8491 | if ((hbas_to_enumerate == 2) && (!(hba_mpi_version == MPI25_VERSION |
8492 | || hba_mpi_version == MPI26_VERSION))) | |
c84b06a4 SR |
8493 | return -ENODEV; |
8494 | ||
8495 | switch (hba_mpi_version) { | |
8496 | case MPI2_VERSION: | |
8497 | /* Use mpt2sas driver host template for SAS 2.0 HBA's */ | |
8498 | shost = scsi_host_alloc(&mpt2sas_driver_template, | |
8499 | sizeof(struct MPT3SAS_ADAPTER)); | |
8500 | if (!shost) | |
8501 | return -ENODEV; | |
8502 | ioc = shost_priv(shost); | |
8503 | memset(ioc, 0, sizeof(struct MPT3SAS_ADAPTER)); | |
8504 | ioc->hba_mpi_version_belonged = hba_mpi_version; | |
8505 | ioc->id = mpt2_ids++; | |
8506 | sprintf(ioc->driver_name, "%s", MPT2SAS_DRIVER_NAME); | |
8507 | if (pdev->device == MPI2_MFGPAGE_DEVID_SSS6200) { | |
8508 | ioc->is_warpdrive = 1; | |
8509 | ioc->hide_ir_msg = 1; | |
8510 | } else | |
8511 | ioc->mfg_pg10_hide_flag = MFG_PAGE10_EXPOSE_ALL_DISKS; | |
8512 | break; | |
8513 | case MPI25_VERSION: | |
b130b0d5 | 8514 | case MPI26_VERSION: |
c84b06a4 SR |
8515 | /* Use mpt3sas driver host template for SAS 3.0 HBA's */ |
8516 | shost = scsi_host_alloc(&mpt3sas_driver_template, | |
8517 | sizeof(struct MPT3SAS_ADAPTER)); | |
8518 | if (!shost) | |
8519 | return -ENODEV; | |
8520 | ioc = shost_priv(shost); | |
8521 | memset(ioc, 0, sizeof(struct MPT3SAS_ADAPTER)); | |
8522 | ioc->hba_mpi_version_belonged = hba_mpi_version; | |
8523 | ioc->id = mpt3_ids++; | |
8524 | sprintf(ioc->driver_name, "%s", MPT3SAS_DRIVER_NAME); | |
b130b0d5 SS |
8525 | if ((ioc->hba_mpi_version_belonged == MPI25_VERSION && |
8526 | pdev->revision >= SAS3_PCI_DEVICE_C0_REVISION) || | |
8527 | (ioc->hba_mpi_version_belonged == MPI26_VERSION)) | |
c84b06a4 SR |
8528 | ioc->msix96_vector = 1; |
8529 | break; | |
8530 | default: | |
8531 | return -ENODEV; | |
8532 | } | |
f92363d1 | 8533 | |
f92363d1 | 8534 | INIT_LIST_HEAD(&ioc->list); |
08c4d550 | 8535 | spin_lock(&gioc_lock); |
f92363d1 | 8536 | list_add_tail(&ioc->list, &mpt3sas_ioc_list); |
08c4d550 | 8537 | spin_unlock(&gioc_lock); |
f92363d1 | 8538 | ioc->shost = shost; |
f92363d1 SR |
8539 | ioc->pdev = pdev; |
8540 | ioc->scsi_io_cb_idx = scsi_io_cb_idx; | |
8541 | ioc->tm_cb_idx = tm_cb_idx; | |
8542 | ioc->ctl_cb_idx = ctl_cb_idx; | |
8543 | ioc->base_cb_idx = base_cb_idx; | |
8544 | ioc->port_enable_cb_idx = port_enable_cb_idx; | |
8545 | ioc->transport_cb_idx = transport_cb_idx; | |
8546 | ioc->scsih_cb_idx = scsih_cb_idx; | |
8547 | ioc->config_cb_idx = config_cb_idx; | |
8548 | ioc->tm_tr_cb_idx = tm_tr_cb_idx; | |
8549 | ioc->tm_tr_volume_cb_idx = tm_tr_volume_cb_idx; | |
8550 | ioc->tm_sas_control_cb_idx = tm_sas_control_cb_idx; | |
8551 | ioc->logging_level = logging_level; | |
8552 | ioc->schedule_dead_ioc_flush_running_cmds = &_scsih_flush_running_cmds; | |
8553 | /* misc semaphores and spin locks */ | |
8554 | mutex_init(&ioc->reset_in_progress_mutex); | |
08c4d550 SR |
8555 | /* initializing pci_access_mutex lock */ |
8556 | mutex_init(&ioc->pci_access_mutex); | |
f92363d1 SR |
8557 | spin_lock_init(&ioc->ioc_reset_in_progress_lock); |
8558 | spin_lock_init(&ioc->scsi_lookup_lock); | |
8559 | spin_lock_init(&ioc->sas_device_lock); | |
8560 | spin_lock_init(&ioc->sas_node_lock); | |
8561 | spin_lock_init(&ioc->fw_event_lock); | |
8562 | spin_lock_init(&ioc->raid_device_lock); | |
8563 | spin_lock_init(&ioc->diag_trigger_lock); | |
8564 | ||
8565 | INIT_LIST_HEAD(&ioc->sas_device_list); | |
8566 | INIT_LIST_HEAD(&ioc->sas_device_init_list); | |
8567 | INIT_LIST_HEAD(&ioc->sas_expander_list); | |
8568 | INIT_LIST_HEAD(&ioc->fw_event_list); | |
8569 | INIT_LIST_HEAD(&ioc->raid_device_list); | |
8570 | INIT_LIST_HEAD(&ioc->sas_hba.sas_port_list); | |
8571 | INIT_LIST_HEAD(&ioc->delayed_tr_list); | |
8572 | INIT_LIST_HEAD(&ioc->delayed_tr_volume_list); | |
cf9bd21a | 8573 | INIT_LIST_HEAD(&ioc->reply_queue_list); |
f92363d1 | 8574 | |
c84b06a4 | 8575 | sprintf(ioc->name, "%s_cm%d", ioc->driver_name, ioc->id); |
d357e84d | 8576 | |
f92363d1 SR |
8577 | /* init shost parameters */ |
8578 | shost->max_cmd_len = 32; | |
8579 | shost->max_lun = max_lun; | |
8580 | shost->transportt = mpt3sas_transport_template; | |
8581 | shost->unique_id = ioc->id; | |
8582 | ||
8583 | if (max_sectors != 0xFFFF) { | |
8584 | if (max_sectors < 64) { | |
8585 | shost->max_sectors = 64; | |
8586 | pr_warn(MPT3SAS_FMT "Invalid value %d passed " \ | |
8587 | "for max_sectors, range is 64 to 32767. Assigning " | |
8588 | "value of 64.\n", ioc->name, max_sectors); | |
8589 | } else if (max_sectors > 32767) { | |
8590 | shost->max_sectors = 32767; | |
8591 | pr_warn(MPT3SAS_FMT "Invalid value %d passed " \ | |
8592 | "for max_sectors, range is 64 to 32767. Assigning " | |
8593 | "default value of 32767.\n", ioc->name, | |
8594 | max_sectors); | |
8595 | } else { | |
8596 | shost->max_sectors = max_sectors & 0xFFFE; | |
8597 | pr_info(MPT3SAS_FMT | |
8598 | "The max_sectors value is set to %d\n", | |
8599 | ioc->name, shost->max_sectors); | |
8600 | } | |
8601 | } | |
8602 | ||
f92363d1 SR |
8603 | /* register EEDP capabilities with SCSI layer */ |
8604 | if (prot_mask > 0) | |
8605 | scsi_host_set_prot(shost, prot_mask); | |
8606 | else | |
8607 | scsi_host_set_prot(shost, SHOST_DIF_TYPE1_PROTECTION | |
8608 | | SHOST_DIF_TYPE2_PROTECTION | |
8609 | | SHOST_DIF_TYPE3_PROTECTION); | |
8610 | ||
8611 | scsi_host_set_guard(shost, SHOST_DIX_GUARD_CRC); | |
8612 | ||
8613 | /* event thread */ | |
8614 | snprintf(ioc->firmware_event_name, sizeof(ioc->firmware_event_name), | |
c84b06a4 | 8615 | "fw_event_%s%d", ioc->driver_name, ioc->id); |
bdff785e SR |
8616 | ioc->firmware_event_thread = alloc_ordered_workqueue( |
8617 | ioc->firmware_event_name, WQ_MEM_RECLAIM); | |
f92363d1 SR |
8618 | if (!ioc->firmware_event_thread) { |
8619 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
8620 | ioc->name, __FILE__, __LINE__, __func__); | |
b65f1d4d | 8621 | rv = -ENODEV; |
f92363d1 SR |
8622 | goto out_thread_fail; |
8623 | } | |
8624 | ||
8625 | ioc->is_driver_loading = 1; | |
8626 | if ((mpt3sas_base_attach(ioc))) { | |
8627 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", | |
8628 | ioc->name, __FILE__, __LINE__, __func__); | |
b65f1d4d | 8629 | rv = -ENODEV; |
f92363d1 SR |
8630 | goto out_attach_fail; |
8631 | } | |
7786ab6a | 8632 | |
7786ab6a SR |
8633 | if (ioc->is_warpdrive) { |
8634 | if (ioc->mfg_pg10_hide_flag == MFG_PAGE10_EXPOSE_ALL_DISKS) | |
8635 | ioc->hide_drives = 0; | |
8636 | else if (ioc->mfg_pg10_hide_flag == MFG_PAGE10_HIDE_ALL_DISKS) | |
8637 | ioc->hide_drives = 1; | |
8638 | else { | |
c84b06a4 | 8639 | if (mpt3sas_get_num_volumes(ioc)) |
7786ab6a SR |
8640 | ioc->hide_drives = 1; |
8641 | else | |
8642 | ioc->hide_drives = 0; | |
8643 | } | |
8644 | } else | |
8645 | ioc->hide_drives = 0; | |
7786ab6a | 8646 | |
b65f1d4d SR |
8647 | rv = scsi_add_host(shost, &pdev->dev); |
8648 | if (rv) { | |
4dc06fd8 RS |
8649 | pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", |
8650 | ioc->name, __FILE__, __LINE__, __func__); | |
4dc06fd8 RS |
8651 | goto out_add_shost_fail; |
8652 | } | |
8653 | ||
f92363d1 SR |
8654 | scsi_scan_host(shost); |
8655 | return 0; | |
4dc06fd8 RS |
8656 | out_add_shost_fail: |
8657 | mpt3sas_base_detach(ioc); | |
f92363d1 SR |
8658 | out_attach_fail: |
8659 | destroy_workqueue(ioc->firmware_event_thread); | |
8660 | out_thread_fail: | |
08c4d550 | 8661 | spin_lock(&gioc_lock); |
f92363d1 | 8662 | list_del(&ioc->list); |
08c4d550 | 8663 | spin_unlock(&gioc_lock); |
f92363d1 | 8664 | scsi_host_put(shost); |
b65f1d4d | 8665 | return rv; |
f92363d1 SR |
8666 | } |
8667 | ||
8668 | #ifdef CONFIG_PM | |
8669 | /** | |
8a7e4c24 | 8670 | * scsih_suspend - power management suspend main entry point |
f92363d1 SR |
8671 | * @pdev: PCI device struct |
8672 | * @state: PM state change to (usually PCI_D3) | |
8673 | * | |
8674 | * Returns 0 success, anything else error. | |
8675 | */ | |
8a7e4c24 SR |
8676 | int |
8677 | scsih_suspend(struct pci_dev *pdev, pm_message_t state) | |
f92363d1 SR |
8678 | { |
8679 | struct Scsi_Host *shost = pci_get_drvdata(pdev); | |
8680 | struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); | |
8681 | pci_power_t device_state; | |
8682 | ||
8683 | mpt3sas_base_stop_watchdog(ioc); | |
8684 | flush_scheduled_work(); | |
8685 | scsi_block_requests(shost); | |
8686 | device_state = pci_choose_state(pdev, state); | |
8687 | pr_info(MPT3SAS_FMT | |
8688 | "pdev=0x%p, slot=%s, entering operating state [D%d]\n", | |
8689 | ioc->name, pdev, pci_name(pdev), device_state); | |
8690 | ||
8691 | pci_save_state(pdev); | |
8692 | mpt3sas_base_free_resources(ioc); | |
8693 | pci_set_power_state(pdev, device_state); | |
8694 | return 0; | |
8695 | } | |
8696 | ||
8697 | /** | |
8a7e4c24 | 8698 | * scsih_resume - power management resume main entry point |
f92363d1 SR |
8699 | * @pdev: PCI device struct |
8700 | * | |
8701 | * Returns 0 success, anything else error. | |
8702 | */ | |
8a7e4c24 SR |
8703 | int |
8704 | scsih_resume(struct pci_dev *pdev) | |
f92363d1 SR |
8705 | { |
8706 | struct Scsi_Host *shost = pci_get_drvdata(pdev); | |
8707 | struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); | |
8708 | pci_power_t device_state = pdev->current_state; | |
8709 | int r; | |
8710 | ||
8711 | pr_info(MPT3SAS_FMT | |
8712 | "pdev=0x%p, slot=%s, previous operating state [D%d]\n", | |
8713 | ioc->name, pdev, pci_name(pdev), device_state); | |
8714 | ||
8715 | pci_set_power_state(pdev, PCI_D0); | |
8716 | pci_enable_wake(pdev, PCI_D0, 0); | |
8717 | pci_restore_state(pdev); | |
8718 | ioc->pdev = pdev; | |
8719 | r = mpt3sas_base_map_resources(ioc); | |
8720 | if (r) | |
8721 | return r; | |
8722 | ||
8723 | mpt3sas_base_hard_reset_handler(ioc, CAN_SLEEP, SOFT_RESET); | |
8724 | scsi_unblock_requests(shost); | |
8725 | mpt3sas_base_start_watchdog(ioc); | |
8726 | return 0; | |
8727 | } | |
8728 | #endif /* CONFIG_PM */ | |
8729 | ||
8730 | /** | |
8a7e4c24 | 8731 | * scsih_pci_error_detected - Called when a PCI error is detected. |
f92363d1 SR |
8732 | * @pdev: PCI device struct |
8733 | * @state: PCI channel state | |
8734 | * | |
8735 | * Description: Called when a PCI error is detected. | |
8736 | * | |
8737 | * Return value: | |
8738 | * PCI_ERS_RESULT_NEED_RESET or PCI_ERS_RESULT_DISCONNECT | |
8739 | */ | |
8a7e4c24 SR |
8740 | pci_ers_result_t |
8741 | scsih_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state) | |
f92363d1 SR |
8742 | { |
8743 | struct Scsi_Host *shost = pci_get_drvdata(pdev); | |
8744 | struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); | |
8745 | ||
8746 | pr_info(MPT3SAS_FMT "PCI error: detected callback, state(%d)!!\n", | |
8747 | ioc->name, state); | |
8748 | ||
8749 | switch (state) { | |
8750 | case pci_channel_io_normal: | |
8751 | return PCI_ERS_RESULT_CAN_RECOVER; | |
8752 | case pci_channel_io_frozen: | |
8753 | /* Fatal error, prepare for slot reset */ | |
8754 | ioc->pci_error_recovery = 1; | |
8755 | scsi_block_requests(ioc->shost); | |
8756 | mpt3sas_base_stop_watchdog(ioc); | |
8757 | mpt3sas_base_free_resources(ioc); | |
8758 | return PCI_ERS_RESULT_NEED_RESET; | |
8759 | case pci_channel_io_perm_failure: | |
8760 | /* Permanent error, prepare for device removal */ | |
8761 | ioc->pci_error_recovery = 1; | |
8762 | mpt3sas_base_stop_watchdog(ioc); | |
8763 | _scsih_flush_running_cmds(ioc); | |
8764 | return PCI_ERS_RESULT_DISCONNECT; | |
8765 | } | |
8766 | return PCI_ERS_RESULT_NEED_RESET; | |
8767 | } | |
8768 | ||
8769 | /** | |
8a7e4c24 | 8770 | * scsih_pci_slot_reset - Called when PCI slot has been reset. |
f92363d1 SR |
8771 | * @pdev: PCI device struct |
8772 | * | |
8773 | * Description: This routine is called by the pci error recovery | |
8774 | * code after the PCI slot has been reset, just before we | |
8775 | * should resume normal operations. | |
8776 | */ | |
8a7e4c24 SR |
8777 | pci_ers_result_t |
8778 | scsih_pci_slot_reset(struct pci_dev *pdev) | |
f92363d1 SR |
8779 | { |
8780 | struct Scsi_Host *shost = pci_get_drvdata(pdev); | |
8781 | struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); | |
8782 | int rc; | |
8783 | ||
8784 | pr_info(MPT3SAS_FMT "PCI error: slot reset callback!!\n", | |
8785 | ioc->name); | |
8786 | ||
8787 | ioc->pci_error_recovery = 0; | |
8788 | ioc->pdev = pdev; | |
8789 | pci_restore_state(pdev); | |
8790 | rc = mpt3sas_base_map_resources(ioc); | |
8791 | if (rc) | |
8792 | return PCI_ERS_RESULT_DISCONNECT; | |
8793 | ||
8794 | rc = mpt3sas_base_hard_reset_handler(ioc, CAN_SLEEP, | |
8795 | FORCE_BIG_HAMMER); | |
8796 | ||
8797 | pr_warn(MPT3SAS_FMT "hard reset: %s\n", ioc->name, | |
8798 | (rc == 0) ? "success" : "failed"); | |
8799 | ||
8800 | if (!rc) | |
8801 | return PCI_ERS_RESULT_RECOVERED; | |
8802 | else | |
8803 | return PCI_ERS_RESULT_DISCONNECT; | |
8804 | } | |
8805 | ||
8806 | /** | |
8a7e4c24 | 8807 | * scsih_pci_resume() - resume normal ops after PCI reset |
f92363d1 SR |
8808 | * @pdev: pointer to PCI device |
8809 | * | |
8810 | * Called when the error recovery driver tells us that its | |
8811 | * OK to resume normal operation. Use completion to allow | |
8812 | * halted scsi ops to resume. | |
8813 | */ | |
8a7e4c24 SR |
8814 | void |
8815 | scsih_pci_resume(struct pci_dev *pdev) | |
f92363d1 SR |
8816 | { |
8817 | struct Scsi_Host *shost = pci_get_drvdata(pdev); | |
8818 | struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); | |
8819 | ||
8820 | pr_info(MPT3SAS_FMT "PCI error: resume callback!!\n", ioc->name); | |
8821 | ||
8822 | pci_cleanup_aer_uncorrect_error_status(pdev); | |
8823 | mpt3sas_base_start_watchdog(ioc); | |
8824 | scsi_unblock_requests(ioc->shost); | |
8825 | } | |
8826 | ||
8827 | /** | |
8a7e4c24 | 8828 | * scsih_pci_mmio_enabled - Enable MMIO and dump debug registers |
f92363d1 SR |
8829 | * @pdev: pointer to PCI device |
8830 | */ | |
8a7e4c24 SR |
8831 | pci_ers_result_t |
8832 | scsih_pci_mmio_enabled(struct pci_dev *pdev) | |
f92363d1 SR |
8833 | { |
8834 | struct Scsi_Host *shost = pci_get_drvdata(pdev); | |
8835 | struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); | |
8836 | ||
8837 | pr_info(MPT3SAS_FMT "PCI error: mmio enabled callback!!\n", | |
8838 | ioc->name); | |
8839 | ||
8840 | /* TODO - dump whatever for debugging purposes */ | |
8841 | ||
8842 | /* Request a slot reset. */ | |
8843 | return PCI_ERS_RESULT_NEED_RESET; | |
8844 | } | |
8845 | ||
c84b06a4 SR |
8846 | /* |
8847 | * The pci device ids are defined in mpi/mpi2_cnfg.h. | |
8848 | */ | |
8849 | static const struct pci_device_id mpt3sas_pci_table[] = { | |
8850 | /* Spitfire ~ 2004 */ | |
8851 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2004, | |
8852 | PCI_ANY_ID, PCI_ANY_ID }, | |
8853 | /* Falcon ~ 2008 */ | |
8854 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2008, | |
8855 | PCI_ANY_ID, PCI_ANY_ID }, | |
8856 | /* Liberator ~ 2108 */ | |
8857 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2108_1, | |
8858 | PCI_ANY_ID, PCI_ANY_ID }, | |
8859 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2108_2, | |
8860 | PCI_ANY_ID, PCI_ANY_ID }, | |
8861 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2108_3, | |
8862 | PCI_ANY_ID, PCI_ANY_ID }, | |
8863 | /* Meteor ~ 2116 */ | |
8864 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2116_1, | |
8865 | PCI_ANY_ID, PCI_ANY_ID }, | |
8866 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2116_2, | |
8867 | PCI_ANY_ID, PCI_ANY_ID }, | |
8868 | /* Thunderbolt ~ 2208 */ | |
8869 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_1, | |
8870 | PCI_ANY_ID, PCI_ANY_ID }, | |
8871 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_2, | |
8872 | PCI_ANY_ID, PCI_ANY_ID }, | |
8873 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_3, | |
8874 | PCI_ANY_ID, PCI_ANY_ID }, | |
8875 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_4, | |
8876 | PCI_ANY_ID, PCI_ANY_ID }, | |
8877 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_5, | |
8878 | PCI_ANY_ID, PCI_ANY_ID }, | |
8879 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_6, | |
8880 | PCI_ANY_ID, PCI_ANY_ID }, | |
8881 | /* Mustang ~ 2308 */ | |
8882 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2308_1, | |
8883 | PCI_ANY_ID, PCI_ANY_ID }, | |
8884 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2308_2, | |
8885 | PCI_ANY_ID, PCI_ANY_ID }, | |
8886 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2308_3, | |
8887 | PCI_ANY_ID, PCI_ANY_ID }, | |
8888 | /* SSS6200 */ | |
8889 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SSS6200, | |
8890 | PCI_ANY_ID, PCI_ANY_ID }, | |
8891 | /* Fury ~ 3004 and 3008 */ | |
8892 | { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3004, | |
8893 | PCI_ANY_ID, PCI_ANY_ID }, | |
8894 | { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3008, | |
8895 | PCI_ANY_ID, PCI_ANY_ID }, | |
8896 | /* Invader ~ 3108 */ | |
8897 | { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3108_1, | |
8898 | PCI_ANY_ID, PCI_ANY_ID }, | |
8899 | { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3108_2, | |
8900 | PCI_ANY_ID, PCI_ANY_ID }, | |
8901 | { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3108_5, | |
8902 | PCI_ANY_ID, PCI_ANY_ID }, | |
8903 | { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3108_6, | |
8904 | PCI_ANY_ID, PCI_ANY_ID }, | |
b130b0d5 SS |
8905 | /* Cutlass ~ 3216 and 3224 */ |
8906 | { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3216, | |
8907 | PCI_ANY_ID, PCI_ANY_ID }, | |
8908 | { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3224, | |
8909 | PCI_ANY_ID, PCI_ANY_ID }, | |
8910 | /* Intruder ~ 3316 and 3324 */ | |
8911 | { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3316_1, | |
8912 | PCI_ANY_ID, PCI_ANY_ID }, | |
8913 | { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3316_2, | |
8914 | PCI_ANY_ID, PCI_ANY_ID }, | |
8915 | { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3316_3, | |
8916 | PCI_ANY_ID, PCI_ANY_ID }, | |
8917 | { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3316_4, | |
8918 | PCI_ANY_ID, PCI_ANY_ID }, | |
8919 | { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3324_1, | |
8920 | PCI_ANY_ID, PCI_ANY_ID }, | |
8921 | { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3324_2, | |
8922 | PCI_ANY_ID, PCI_ANY_ID }, | |
8923 | { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3324_3, | |
8924 | PCI_ANY_ID, PCI_ANY_ID }, | |
8925 | { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3324_4, | |
8926 | PCI_ANY_ID, PCI_ANY_ID }, | |
c84b06a4 SR |
8927 | {0} /* Terminating entry */ |
8928 | }; | |
8929 | MODULE_DEVICE_TABLE(pci, mpt3sas_pci_table); | |
8930 | ||
8931 | static struct pci_error_handlers _mpt3sas_err_handler = { | |
8932 | .error_detected = scsih_pci_error_detected, | |
8933 | .mmio_enabled = scsih_pci_mmio_enabled, | |
8934 | .slot_reset = scsih_pci_slot_reset, | |
8935 | .resume = scsih_pci_resume, | |
8936 | }; | |
8937 | ||
8938 | static struct pci_driver mpt3sas_driver = { | |
8939 | .name = MPT3SAS_DRIVER_NAME, | |
8940 | .id_table = mpt3sas_pci_table, | |
8941 | .probe = _scsih_probe, | |
8942 | .remove = scsih_remove, | |
8943 | .shutdown = scsih_shutdown, | |
8944 | .err_handler = &_mpt3sas_err_handler, | |
8945 | #ifdef CONFIG_PM | |
8946 | .suspend = scsih_suspend, | |
8947 | .resume = scsih_resume, | |
8948 | #endif | |
8949 | }; | |
8950 | ||
f92363d1 | 8951 | /** |
8a7e4c24 | 8952 | * scsih_init - main entry point for this driver. |
f92363d1 SR |
8953 | * |
8954 | * Returns 0 success, anything else error. | |
8955 | */ | |
8a7e4c24 SR |
8956 | int |
8957 | scsih_init(void) | |
f92363d1 | 8958 | { |
c84b06a4 SR |
8959 | mpt2_ids = 0; |
8960 | mpt3_ids = 0; | |
f92363d1 | 8961 | |
f92363d1 SR |
8962 | mpt3sas_base_initialize_callback_handler(); |
8963 | ||
8964 | /* queuecommand callback hander */ | |
8965 | scsi_io_cb_idx = mpt3sas_base_register_callback_handler(_scsih_io_done); | |
8966 | ||
8967 | /* task managment callback handler */ | |
8968 | tm_cb_idx = mpt3sas_base_register_callback_handler(_scsih_tm_done); | |
8969 | ||
8970 | /* base internal commands callback handler */ | |
8971 | base_cb_idx = mpt3sas_base_register_callback_handler(mpt3sas_base_done); | |
8972 | port_enable_cb_idx = mpt3sas_base_register_callback_handler( | |
8973 | mpt3sas_port_enable_done); | |
8974 | ||
8975 | /* transport internal commands callback handler */ | |
8976 | transport_cb_idx = mpt3sas_base_register_callback_handler( | |
8977 | mpt3sas_transport_done); | |
8978 | ||
8979 | /* scsih internal commands callback handler */ | |
8980 | scsih_cb_idx = mpt3sas_base_register_callback_handler(_scsih_done); | |
8981 | ||
8982 | /* configuration page API internal commands callback handler */ | |
8983 | config_cb_idx = mpt3sas_base_register_callback_handler( | |
8984 | mpt3sas_config_done); | |
8985 | ||
8986 | /* ctl module callback handler */ | |
8987 | ctl_cb_idx = mpt3sas_base_register_callback_handler(mpt3sas_ctl_done); | |
8988 | ||
8989 | tm_tr_cb_idx = mpt3sas_base_register_callback_handler( | |
8990 | _scsih_tm_tr_complete); | |
8991 | ||
8992 | tm_tr_volume_cb_idx = mpt3sas_base_register_callback_handler( | |
8993 | _scsih_tm_volume_tr_complete); | |
8994 | ||
8995 | tm_sas_control_cb_idx = mpt3sas_base_register_callback_handler( | |
8996 | _scsih_sas_control_complete); | |
8997 | ||
7497392a | 8998 | return 0; |
f92363d1 SR |
8999 | } |
9000 | ||
9001 | /** | |
7497392a | 9002 | * scsih_exit - exit point for this driver (when it is a module). |
f92363d1 SR |
9003 | * |
9004 | * Returns 0 success, anything else error. | |
9005 | */ | |
8a7e4c24 SR |
9006 | void |
9007 | scsih_exit(void) | |
f92363d1 | 9008 | { |
f92363d1 SR |
9009 | |
9010 | mpt3sas_base_release_callback_handler(scsi_io_cb_idx); | |
9011 | mpt3sas_base_release_callback_handler(tm_cb_idx); | |
9012 | mpt3sas_base_release_callback_handler(base_cb_idx); | |
9013 | mpt3sas_base_release_callback_handler(port_enable_cb_idx); | |
9014 | mpt3sas_base_release_callback_handler(transport_cb_idx); | |
9015 | mpt3sas_base_release_callback_handler(scsih_cb_idx); | |
9016 | mpt3sas_base_release_callback_handler(config_cb_idx); | |
9017 | mpt3sas_base_release_callback_handler(ctl_cb_idx); | |
9018 | ||
9019 | mpt3sas_base_release_callback_handler(tm_tr_cb_idx); | |
9020 | mpt3sas_base_release_callback_handler(tm_tr_volume_cb_idx); | |
9021 | mpt3sas_base_release_callback_handler(tm_sas_control_cb_idx); | |
9022 | ||
9023 | /* raid transport support */ | |
c84b06a4 SR |
9024 | if (hbas_to_enumerate != 1) |
9025 | raid_class_release(mpt3sas_raid_template); | |
9026 | if (hbas_to_enumerate != 2) | |
9027 | raid_class_release(mpt2sas_raid_template); | |
f92363d1 SR |
9028 | sas_release_transport(mpt3sas_transport_template); |
9029 | } | |
7786ab6a | 9030 | |
c84b06a4 SR |
9031 | /** |
9032 | * _mpt3sas_init - main entry point for this driver. | |
9033 | * | |
9034 | * Returns 0 success, anything else error. | |
9035 | */ | |
9036 | static int __init | |
9037 | _mpt3sas_init(void) | |
9038 | { | |
9039 | int error; | |
9040 | ||
9041 | pr_info("%s version %s loaded\n", MPT3SAS_DRIVER_NAME, | |
9042 | MPT3SAS_DRIVER_VERSION); | |
9043 | ||
9044 | mpt3sas_transport_template = | |
9045 | sas_attach_transport(&mpt3sas_transport_functions); | |
9046 | if (!mpt3sas_transport_template) | |
9047 | return -ENODEV; | |
9048 | ||
9049 | /* No need attach mpt3sas raid functions template | |
9050 | * if hbas_to_enumarate value is one. | |
9051 | */ | |
9052 | if (hbas_to_enumerate != 1) { | |
9053 | mpt3sas_raid_template = | |
9054 | raid_class_attach(&mpt3sas_raid_functions); | |
9055 | if (!mpt3sas_raid_template) { | |
9056 | sas_release_transport(mpt3sas_transport_template); | |
9057 | return -ENODEV; | |
9058 | } | |
9059 | } | |
9060 | ||
9061 | /* No need to attach mpt2sas raid functions template | |
9062 | * if hbas_to_enumarate value is two | |
9063 | */ | |
9064 | if (hbas_to_enumerate != 2) { | |
9065 | mpt2sas_raid_template = | |
9066 | raid_class_attach(&mpt2sas_raid_functions); | |
9067 | if (!mpt2sas_raid_template) { | |
9068 | sas_release_transport(mpt3sas_transport_template); | |
9069 | return -ENODEV; | |
9070 | } | |
9071 | } | |
9072 | ||
9073 | error = scsih_init(); | |
9074 | if (error) { | |
9075 | scsih_exit(); | |
9076 | return error; | |
9077 | } | |
9078 | ||
9079 | mpt3sas_ctl_init(hbas_to_enumerate); | |
9080 | ||
9081 | error = pci_register_driver(&mpt3sas_driver); | |
9082 | if (error) | |
9083 | scsih_exit(); | |
9084 | ||
9085 | return error; | |
9086 | } | |
9087 | ||
9088 | /** | |
9089 | * _mpt3sas_exit - exit point for this driver (when it is a module). | |
9090 | * | |
9091 | */ | |
9092 | static void __exit | |
9093 | _mpt3sas_exit(void) | |
9094 | { | |
9095 | pr_info("mpt3sas version %s unloading\n", | |
9096 | MPT3SAS_DRIVER_VERSION); | |
9097 | ||
9098 | pci_unregister_driver(&mpt3sas_driver); | |
9099 | ||
9100 | mpt3sas_ctl_exit(hbas_to_enumerate); | |
9101 | ||
9102 | scsih_exit(); | |
9103 | } | |
9104 | ||
9105 | module_init(_mpt3sas_init); | |
9106 | module_exit(_mpt3sas_exit); |