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635374e7 EM |
1 | /* |
2 | * Scsi Host Layer for MPT (Message Passing Technology) based controllers | |
3 | * | |
4 | * This code is based on drivers/scsi/mpt2sas/mpt2_scsih.c | |
31b7f2e2 | 5 | * Copyright (C) 2007-2010 LSI Corporation |
635374e7 EM |
6 | * (mailto:DL-MPTFusionLinux@lsi.com) |
7 | * | |
8 | * This program is free software; you can redistribute it and/or | |
9 | * modify it under the terms of the GNU General Public License | |
10 | * as published by the Free Software Foundation; either version 2 | |
11 | * of the License, or (at your option) any later version. | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, | |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | * GNU General Public License for more details. | |
17 | * | |
18 | * NO WARRANTY | |
19 | * THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR | |
20 | * CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT | |
21 | * LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT, | |
22 | * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is | |
23 | * solely responsible for determining the appropriateness of using and | |
24 | * distributing the Program and assumes all risks associated with its | |
25 | * exercise of rights under this Agreement, including but not limited to | |
26 | * the risks and costs of program errors, damage to or loss of data, | |
27 | * programs or equipment, and unavailability or interruption of operations. | |
28 | ||
29 | * DISCLAIMER OF LIABILITY | |
30 | * NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY | |
31 | * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
32 | * DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND | |
33 | * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR | |
34 | * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE | |
35 | * USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED | |
36 | * HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES | |
37 | ||
38 | * You should have received a copy of the GNU General Public License | |
39 | * along with this program; if not, write to the Free Software | |
40 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, | |
41 | * USA. | |
42 | */ | |
43 | ||
44 | #include <linux/version.h> | |
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> | |
ef7c80c1 | 55 | #include <linux/aer.h> |
f7c95ef0 | 56 | #include <linux/raid_class.h> |
5a0e3ad6 | 57 | #include <linux/slab.h> |
635374e7 EM |
58 | |
59 | #include "mpt2sas_base.h" | |
60 | ||
61 | MODULE_AUTHOR(MPT2SAS_AUTHOR); | |
62 | MODULE_DESCRIPTION(MPT2SAS_DESCRIPTION); | |
63 | MODULE_LICENSE("GPL"); | |
64 | MODULE_VERSION(MPT2SAS_DRIVER_VERSION); | |
65 | ||
66 | #define RAID_CHANNEL 1 | |
67 | ||
68 | /* forward proto's */ | |
69 | static void _scsih_expander_node_remove(struct MPT2SAS_ADAPTER *ioc, | |
70 | struct _sas_node *sas_expander); | |
71 | static void _firmware_event_work(struct work_struct *work); | |
72 | ||
73 | /* global parameters */ | |
ba33fadf | 74 | LIST_HEAD(mpt2sas_ioc_list); |
635374e7 EM |
75 | |
76 | /* local parameters */ | |
635374e7 EM |
77 | static u8 scsi_io_cb_idx = -1; |
78 | static u8 tm_cb_idx = -1; | |
79 | static u8 ctl_cb_idx = -1; | |
80 | static u8 base_cb_idx = -1; | |
81 | static u8 transport_cb_idx = -1; | |
744090d3 | 82 | static u8 scsih_cb_idx = -1; |
635374e7 EM |
83 | static u8 config_cb_idx = -1; |
84 | static int mpt_ids; | |
85 | ||
77e63ed4 KD |
86 | static u8 tm_tr_cb_idx = -1 ; |
87 | static u8 tm_sas_control_cb_idx = -1; | |
88 | ||
635374e7 | 89 | /* command line options */ |
ba33fadf | 90 | static u32 logging_level; |
635374e7 EM |
91 | MODULE_PARM_DESC(logging_level, " bits for enabling additional logging info " |
92 | "(default=0)"); | |
93 | ||
94 | /* scsi-mid layer global parmeter is max_report_luns, which is 511 */ | |
95 | #define MPT2SAS_MAX_LUN (16895) | |
96 | static int max_lun = MPT2SAS_MAX_LUN; | |
97 | module_param(max_lun, int, 0); | |
98 | MODULE_PARM_DESC(max_lun, " max lun, default=16895 "); | |
99 | ||
100 | /** | |
101 | * struct sense_info - common structure for obtaining sense keys | |
102 | * @skey: sense key | |
103 | * @asc: additional sense code | |
104 | * @ascq: additional sense code qualifier | |
105 | */ | |
106 | struct sense_info { | |
107 | u8 skey; | |
108 | u8 asc; | |
109 | u8 ascq; | |
110 | }; | |
111 | ||
112 | ||
f1c35e6a KD |
113 | #define MPT2SAS_RESCAN_AFTER_HOST_RESET (0xFFFF) |
114 | ||
635374e7 EM |
115 | /** |
116 | * struct fw_event_work - firmware event struct | |
117 | * @list: link list framework | |
118 | * @work: work object (ioc->fault_reset_work_q) | |
f1c35e6a | 119 | * @cancel_pending_work: flag set during reset handling |
635374e7 EM |
120 | * @ioc: per adapter object |
121 | * @VF_ID: virtual function id | |
7b936b02 | 122 | * @VP_ID: virtual port id |
635374e7 EM |
123 | * @ignore: flag meaning this event has been marked to ignore |
124 | * @event: firmware event MPI2_EVENT_XXX defined in mpt2_ioc.h | |
125 | * @event_data: reply event data payload follows | |
126 | * | |
127 | * This object stored on ioc->fw_event_list. | |
128 | */ | |
129 | struct fw_event_work { | |
130 | struct list_head list; | |
f1c35e6a KD |
131 | u8 cancel_pending_work; |
132 | struct delayed_work delayed_work; | |
635374e7 EM |
133 | struct MPT2SAS_ADAPTER *ioc; |
134 | u8 VF_ID; | |
7b936b02 | 135 | u8 VP_ID; |
635374e7 EM |
136 | u8 ignore; |
137 | u16 event; | |
138 | void *event_data; | |
139 | }; | |
140 | ||
f7c95ef0 KD |
141 | /* raid transport support */ |
142 | static struct raid_template *mpt2sas_raid_template; | |
143 | ||
635374e7 EM |
144 | /** |
145 | * struct _scsi_io_transfer - scsi io transfer | |
146 | * @handle: sas device handle (assigned by firmware) | |
147 | * @is_raid: flag set for hidden raid components | |
148 | * @dir: DMA_TO_DEVICE, DMA_FROM_DEVICE, | |
149 | * @data_length: data transfer length | |
150 | * @data_dma: dma pointer to data | |
151 | * @sense: sense data | |
152 | * @lun: lun number | |
153 | * @cdb_length: cdb length | |
154 | * @cdb: cdb contents | |
635374e7 | 155 | * @timeout: timeout for this command |
7b936b02 KD |
156 | * @VF_ID: virtual function id |
157 | * @VP_ID: virtual port id | |
158 | * @valid_reply: flag set for reply message | |
635374e7 EM |
159 | * @sense_length: sense length |
160 | * @ioc_status: ioc status | |
161 | * @scsi_state: scsi state | |
162 | * @scsi_status: scsi staus | |
163 | * @log_info: log information | |
164 | * @transfer_length: data length transfer when there is a reply message | |
165 | * | |
166 | * Used for sending internal scsi commands to devices within this module. | |
167 | * Refer to _scsi_send_scsi_io(). | |
168 | */ | |
169 | struct _scsi_io_transfer { | |
170 | u16 handle; | |
171 | u8 is_raid; | |
172 | enum dma_data_direction dir; | |
173 | u32 data_length; | |
174 | dma_addr_t data_dma; | |
175 | u8 sense[SCSI_SENSE_BUFFERSIZE]; | |
176 | u32 lun; | |
177 | u8 cdb_length; | |
178 | u8 cdb[32]; | |
179 | u8 timeout; | |
7b936b02 KD |
180 | u8 VF_ID; |
181 | u8 VP_ID; | |
635374e7 EM |
182 | u8 valid_reply; |
183 | /* the following bits are only valid when 'valid_reply = 1' */ | |
184 | u32 sense_length; | |
185 | u16 ioc_status; | |
186 | u8 scsi_state; | |
187 | u8 scsi_status; | |
188 | u32 log_info; | |
189 | u32 transfer_length; | |
190 | }; | |
191 | ||
192 | /* | |
193 | * The pci device ids are defined in mpi/mpi2_cnfg.h. | |
194 | */ | |
195 | static struct pci_device_id scsih_pci_table[] = { | |
196 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2004, | |
197 | PCI_ANY_ID, PCI_ANY_ID }, | |
198 | /* Falcon ~ 2008*/ | |
199 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2008, | |
200 | PCI_ANY_ID, PCI_ANY_ID }, | |
201 | /* Liberator ~ 2108 */ | |
202 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2108_1, | |
203 | PCI_ANY_ID, PCI_ANY_ID }, | |
204 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2108_2, | |
205 | PCI_ANY_ID, PCI_ANY_ID }, | |
206 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2108_3, | |
207 | PCI_ANY_ID, PCI_ANY_ID }, | |
db27136a | 208 | /* Meteor ~ 2116 */ |
635374e7 EM |
209 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2116_1, |
210 | PCI_ANY_ID, PCI_ANY_ID }, | |
211 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2116_2, | |
212 | PCI_ANY_ID, PCI_ANY_ID }, | |
db27136a KD |
213 | /* Thunderbolt ~ 2208 */ |
214 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_1, | |
215 | PCI_ANY_ID, PCI_ANY_ID }, | |
216 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_2, | |
217 | PCI_ANY_ID, PCI_ANY_ID }, | |
218 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_3, | |
219 | PCI_ANY_ID, PCI_ANY_ID }, | |
220 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_4, | |
221 | PCI_ANY_ID, PCI_ANY_ID }, | |
222 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_5, | |
223 | PCI_ANY_ID, PCI_ANY_ID }, | |
224 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_6, | |
225 | PCI_ANY_ID, PCI_ANY_ID }, | |
203d65b1 KD |
226 | /* Mustang ~ 2308 */ |
227 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2308_1, | |
db27136a | 228 | PCI_ANY_ID, PCI_ANY_ID }, |
203d65b1 KD |
229 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2308_2, |
230 | PCI_ANY_ID, PCI_ANY_ID }, | |
231 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2308_3, | |
db27136a | 232 | PCI_ANY_ID, PCI_ANY_ID }, |
635374e7 EM |
233 | {0} /* Terminating entry */ |
234 | }; | |
235 | MODULE_DEVICE_TABLE(pci, scsih_pci_table); | |
236 | ||
237 | /** | |
d5d135b3 | 238 | * _scsih_set_debug_level - global setting of ioc->logging_level. |
635374e7 EM |
239 | * |
240 | * Note: The logging levels are defined in mpt2sas_debug.h. | |
241 | */ | |
242 | static int | |
d5d135b3 | 243 | _scsih_set_debug_level(const char *val, struct kernel_param *kp) |
635374e7 EM |
244 | { |
245 | int ret = param_set_int(val, kp); | |
246 | struct MPT2SAS_ADAPTER *ioc; | |
247 | ||
248 | if (ret) | |
249 | return ret; | |
250 | ||
251 | printk(KERN_INFO "setting logging_level(0x%08x)\n", logging_level); | |
ba33fadf | 252 | list_for_each_entry(ioc, &mpt2sas_ioc_list, list) |
635374e7 EM |
253 | ioc->logging_level = logging_level; |
254 | return 0; | |
255 | } | |
d5d135b3 | 256 | module_param_call(logging_level, _scsih_set_debug_level, param_get_int, |
635374e7 EM |
257 | &logging_level, 0644); |
258 | ||
259 | /** | |
260 | * _scsih_srch_boot_sas_address - search based on sas_address | |
261 | * @sas_address: sas address | |
262 | * @boot_device: boot device object from bios page 2 | |
263 | * | |
264 | * Returns 1 when there's a match, 0 means no match. | |
265 | */ | |
266 | static inline int | |
267 | _scsih_srch_boot_sas_address(u64 sas_address, | |
268 | Mpi2BootDeviceSasWwid_t *boot_device) | |
269 | { | |
270 | return (sas_address == le64_to_cpu(boot_device->SASAddress)) ? 1 : 0; | |
271 | } | |
272 | ||
273 | /** | |
274 | * _scsih_srch_boot_device_name - search based on device name | |
275 | * @device_name: device name specified in INDENTIFY fram | |
276 | * @boot_device: boot device object from bios page 2 | |
277 | * | |
278 | * Returns 1 when there's a match, 0 means no match. | |
279 | */ | |
280 | static inline int | |
281 | _scsih_srch_boot_device_name(u64 device_name, | |
282 | Mpi2BootDeviceDeviceName_t *boot_device) | |
283 | { | |
284 | return (device_name == le64_to_cpu(boot_device->DeviceName)) ? 1 : 0; | |
285 | } | |
286 | ||
287 | /** | |
288 | * _scsih_srch_boot_encl_slot - search based on enclosure_logical_id/slot | |
289 | * @enclosure_logical_id: enclosure logical id | |
290 | * @slot_number: slot number | |
291 | * @boot_device: boot device object from bios page 2 | |
292 | * | |
293 | * Returns 1 when there's a match, 0 means no match. | |
294 | */ | |
295 | static inline int | |
296 | _scsih_srch_boot_encl_slot(u64 enclosure_logical_id, u16 slot_number, | |
297 | Mpi2BootDeviceEnclosureSlot_t *boot_device) | |
298 | { | |
299 | return (enclosure_logical_id == le64_to_cpu(boot_device-> | |
300 | EnclosureLogicalID) && slot_number == le16_to_cpu(boot_device-> | |
301 | SlotNumber)) ? 1 : 0; | |
302 | } | |
303 | ||
304 | /** | |
305 | * _scsih_is_boot_device - search for matching boot device. | |
306 | * @sas_address: sas address | |
307 | * @device_name: device name specified in INDENTIFY fram | |
308 | * @enclosure_logical_id: enclosure logical id | |
309 | * @slot_number: slot number | |
310 | * @form: specifies boot device form | |
311 | * @boot_device: boot device object from bios page 2 | |
312 | * | |
313 | * Returns 1 when there's a match, 0 means no match. | |
314 | */ | |
315 | static int | |
316 | _scsih_is_boot_device(u64 sas_address, u64 device_name, | |
317 | u64 enclosure_logical_id, u16 slot, u8 form, | |
318 | Mpi2BiosPage2BootDevice_t *boot_device) | |
319 | { | |
320 | int rc = 0; | |
321 | ||
322 | switch (form) { | |
323 | case MPI2_BIOSPAGE2_FORM_SAS_WWID: | |
324 | if (!sas_address) | |
325 | break; | |
326 | rc = _scsih_srch_boot_sas_address( | |
327 | sas_address, &boot_device->SasWwid); | |
328 | break; | |
329 | case MPI2_BIOSPAGE2_FORM_ENCLOSURE_SLOT: | |
330 | if (!enclosure_logical_id) | |
331 | break; | |
332 | rc = _scsih_srch_boot_encl_slot( | |
333 | enclosure_logical_id, | |
334 | slot, &boot_device->EnclosureSlot); | |
335 | break; | |
336 | case MPI2_BIOSPAGE2_FORM_DEVICE_NAME: | |
337 | if (!device_name) | |
338 | break; | |
339 | rc = _scsih_srch_boot_device_name( | |
340 | device_name, &boot_device->DeviceName); | |
341 | break; | |
342 | case MPI2_BIOSPAGE2_FORM_NO_DEVICE_SPECIFIED: | |
343 | break; | |
344 | } | |
345 | ||
346 | return rc; | |
347 | } | |
348 | ||
c5e039be KD |
349 | /** |
350 | * _scsih_get_sas_address - set the sas_address for given device handle | |
351 | * @handle: device handle | |
352 | * @sas_address: sas address | |
353 | * | |
354 | * Returns 0 success, non-zero when failure | |
355 | */ | |
356 | static int | |
357 | _scsih_get_sas_address(struct MPT2SAS_ADAPTER *ioc, u16 handle, | |
358 | u64 *sas_address) | |
359 | { | |
360 | Mpi2SasDevicePage0_t sas_device_pg0; | |
361 | Mpi2ConfigReply_t mpi_reply; | |
362 | u32 ioc_status; | |
363 | ||
364 | if (handle <= ioc->sas_hba.num_phys) { | |
365 | *sas_address = ioc->sas_hba.sas_address; | |
366 | return 0; | |
367 | } else | |
368 | *sas_address = 0; | |
369 | ||
370 | if ((mpt2sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0, | |
371 | MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) { | |
372 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
373 | ioc->name, __FILE__, __LINE__, __func__); | |
374 | return -ENXIO; | |
375 | } | |
376 | ||
377 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
378 | MPI2_IOCSTATUS_MASK; | |
379 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { | |
380 | printk(MPT2SAS_ERR_FMT "handle(0x%04x), ioc_status(0x%04x)" | |
381 | "\nfailure at %s:%d/%s()!\n", ioc->name, handle, ioc_status, | |
382 | __FILE__, __LINE__, __func__); | |
383 | return -EIO; | |
384 | } | |
385 | ||
386 | *sas_address = le64_to_cpu(sas_device_pg0.SASAddress); | |
387 | return 0; | |
388 | } | |
389 | ||
635374e7 EM |
390 | /** |
391 | * _scsih_determine_boot_device - determine boot device. | |
392 | * @ioc: per adapter object | |
393 | * @device: either sas_device or raid_device object | |
394 | * @is_raid: [flag] 1 = raid object, 0 = sas object | |
395 | * | |
396 | * Determines whether this device should be first reported device to | |
397 | * to scsi-ml or sas transport, this purpose is for persistant boot device. | |
398 | * There are primary, alternate, and current entries in bios page 2. The order | |
399 | * priority is primary, alternate, then current. This routine saves | |
400 | * the corresponding device object and is_raid flag in the ioc object. | |
401 | * The saved data to be used later in _scsih_probe_boot_devices(). | |
402 | */ | |
403 | static void | |
404 | _scsih_determine_boot_device(struct MPT2SAS_ADAPTER *ioc, | |
405 | void *device, u8 is_raid) | |
406 | { | |
407 | struct _sas_device *sas_device; | |
408 | struct _raid_device *raid_device; | |
409 | u64 sas_address; | |
410 | u64 device_name; | |
411 | u64 enclosure_logical_id; | |
412 | u16 slot; | |
413 | ||
414 | /* only process this function when driver loads */ | |
415 | if (!ioc->wait_for_port_enable_to_complete) | |
416 | return; | |
417 | ||
418 | if (!is_raid) { | |
419 | sas_device = device; | |
420 | sas_address = sas_device->sas_address; | |
421 | device_name = sas_device->device_name; | |
422 | enclosure_logical_id = sas_device->enclosure_logical_id; | |
423 | slot = sas_device->slot; | |
424 | } else { | |
425 | raid_device = device; | |
426 | sas_address = raid_device->wwid; | |
427 | device_name = 0; | |
428 | enclosure_logical_id = 0; | |
429 | slot = 0; | |
430 | } | |
431 | ||
432 | if (!ioc->req_boot_device.device) { | |
433 | if (_scsih_is_boot_device(sas_address, device_name, | |
434 | enclosure_logical_id, slot, | |
435 | (ioc->bios_pg2.ReqBootDeviceForm & | |
436 | MPI2_BIOSPAGE2_FORM_MASK), | |
437 | &ioc->bios_pg2.RequestedBootDevice)) { | |
eabb08ad | 438 | dinitprintk(ioc, printk(MPT2SAS_INFO_FMT |
635374e7 EM |
439 | "%s: req_boot_device(0x%016llx)\n", |
440 | ioc->name, __func__, | |
441 | (unsigned long long)sas_address)); | |
442 | ioc->req_boot_device.device = device; | |
443 | ioc->req_boot_device.is_raid = is_raid; | |
444 | } | |
445 | } | |
446 | ||
447 | if (!ioc->req_alt_boot_device.device) { | |
448 | if (_scsih_is_boot_device(sas_address, device_name, | |
449 | enclosure_logical_id, slot, | |
450 | (ioc->bios_pg2.ReqAltBootDeviceForm & | |
451 | MPI2_BIOSPAGE2_FORM_MASK), | |
452 | &ioc->bios_pg2.RequestedAltBootDevice)) { | |
eabb08ad | 453 | dinitprintk(ioc, printk(MPT2SAS_INFO_FMT |
635374e7 EM |
454 | "%s: req_alt_boot_device(0x%016llx)\n", |
455 | ioc->name, __func__, | |
456 | (unsigned long long)sas_address)); | |
457 | ioc->req_alt_boot_device.device = device; | |
458 | ioc->req_alt_boot_device.is_raid = is_raid; | |
459 | } | |
460 | } | |
461 | ||
462 | if (!ioc->current_boot_device.device) { | |
463 | if (_scsih_is_boot_device(sas_address, device_name, | |
464 | enclosure_logical_id, slot, | |
465 | (ioc->bios_pg2.CurrentBootDeviceForm & | |
466 | MPI2_BIOSPAGE2_FORM_MASK), | |
467 | &ioc->bios_pg2.CurrentBootDevice)) { | |
eabb08ad | 468 | dinitprintk(ioc, printk(MPT2SAS_INFO_FMT |
635374e7 EM |
469 | "%s: current_boot_device(0x%016llx)\n", |
470 | ioc->name, __func__, | |
471 | (unsigned long long)sas_address)); | |
472 | ioc->current_boot_device.device = device; | |
473 | ioc->current_boot_device.is_raid = is_raid; | |
474 | } | |
475 | } | |
476 | } | |
477 | ||
478 | /** | |
479 | * mpt2sas_scsih_sas_device_find_by_sas_address - sas device search | |
480 | * @ioc: per adapter object | |
481 | * @sas_address: sas address | |
482 | * Context: Calling function should acquire ioc->sas_device_lock | |
483 | * | |
484 | * This searches for sas_device based on sas_address, then return sas_device | |
485 | * object. | |
486 | */ | |
487 | struct _sas_device * | |
488 | mpt2sas_scsih_sas_device_find_by_sas_address(struct MPT2SAS_ADAPTER *ioc, | |
489 | u64 sas_address) | |
490 | { | |
cd9843f8 | 491 | struct _sas_device *sas_device; |
635374e7 | 492 | |
cd9843f8 KD |
493 | list_for_each_entry(sas_device, &ioc->sas_device_list, list) |
494 | if (sas_device->sas_address == sas_address) | |
495 | return sas_device; | |
496 | ||
497 | list_for_each_entry(sas_device, &ioc->sas_device_init_list, list) | |
498 | if (sas_device->sas_address == sas_address) | |
499 | return sas_device; | |
500 | ||
501 | return NULL; | |
635374e7 EM |
502 | } |
503 | ||
504 | /** | |
505 | * _scsih_sas_device_find_by_handle - sas device search | |
506 | * @ioc: per adapter object | |
507 | * @handle: sas device handle (assigned by firmware) | |
508 | * Context: Calling function should acquire ioc->sas_device_lock | |
509 | * | |
510 | * This searches for sas_device based on sas_address, then return sas_device | |
511 | * object. | |
512 | */ | |
513 | static struct _sas_device * | |
514 | _scsih_sas_device_find_by_handle(struct MPT2SAS_ADAPTER *ioc, u16 handle) | |
515 | { | |
cd9843f8 KD |
516 | struct _sas_device *sas_device; |
517 | ||
518 | list_for_each_entry(sas_device, &ioc->sas_device_list, list) | |
519 | if (sas_device->handle == handle) | |
520 | return sas_device; | |
521 | ||
522 | list_for_each_entry(sas_device, &ioc->sas_device_init_list, list) | |
523 | if (sas_device->handle == handle) | |
524 | return sas_device; | |
635374e7 | 525 | |
cd9843f8 | 526 | return NULL; |
635374e7 EM |
527 | } |
528 | ||
529 | /** | |
530 | * _scsih_sas_device_remove - remove sas_device from list. | |
531 | * @ioc: per adapter object | |
532 | * @sas_device: the sas_device object | |
533 | * Context: This function will acquire ioc->sas_device_lock. | |
534 | * | |
535 | * Removing object and freeing associated memory from the ioc->sas_device_list. | |
536 | */ | |
537 | static void | |
538 | _scsih_sas_device_remove(struct MPT2SAS_ADAPTER *ioc, | |
539 | struct _sas_device *sas_device) | |
540 | { | |
541 | unsigned long flags; | |
542 | ||
980ead31 KD |
543 | if (!sas_device) |
544 | return; | |
545 | ||
635374e7 | 546 | spin_lock_irqsave(&ioc->sas_device_lock, flags); |
980ead31 KD |
547 | if (mpt2sas_scsih_sas_device_find_by_sas_address(ioc, |
548 | sas_device->sas_address)) { | |
549 | list_del(&sas_device->list); | |
550 | kfree(sas_device); | |
551 | } | |
635374e7 EM |
552 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
553 | } | |
554 | ||
555 | /** | |
556 | * _scsih_sas_device_add - insert sas_device to the list. | |
557 | * @ioc: per adapter object | |
558 | * @sas_device: the sas_device object | |
559 | * Context: This function will acquire ioc->sas_device_lock. | |
560 | * | |
561 | * Adding new object to the ioc->sas_device_list. | |
562 | */ | |
563 | static void | |
564 | _scsih_sas_device_add(struct MPT2SAS_ADAPTER *ioc, | |
565 | struct _sas_device *sas_device) | |
566 | { | |
567 | unsigned long flags; | |
635374e7 | 568 | |
eabb08ad | 569 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: handle" |
635374e7 EM |
570 | "(0x%04x), sas_addr(0x%016llx)\n", ioc->name, __func__, |
571 | sas_device->handle, (unsigned long long)sas_device->sas_address)); | |
572 | ||
573 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
574 | list_add_tail(&sas_device->list, &ioc->sas_device_list); | |
575 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
576 | ||
c5e039be KD |
577 | if (!mpt2sas_transport_port_add(ioc, sas_device->handle, |
578 | sas_device->sas_address_parent)) | |
635374e7 | 579 | _scsih_sas_device_remove(ioc, sas_device); |
635374e7 EM |
580 | } |
581 | ||
582 | /** | |
583 | * _scsih_sas_device_init_add - insert sas_device to the list. | |
584 | * @ioc: per adapter object | |
585 | * @sas_device: the sas_device object | |
586 | * Context: This function will acquire ioc->sas_device_lock. | |
587 | * | |
588 | * Adding new object at driver load time to the ioc->sas_device_init_list. | |
589 | */ | |
590 | static void | |
591 | _scsih_sas_device_init_add(struct MPT2SAS_ADAPTER *ioc, | |
592 | struct _sas_device *sas_device) | |
593 | { | |
594 | unsigned long flags; | |
595 | ||
eabb08ad | 596 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: handle" |
635374e7 EM |
597 | "(0x%04x), sas_addr(0x%016llx)\n", ioc->name, __func__, |
598 | sas_device->handle, (unsigned long long)sas_device->sas_address)); | |
599 | ||
600 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
601 | list_add_tail(&sas_device->list, &ioc->sas_device_init_list); | |
602 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
603 | _scsih_determine_boot_device(ioc, sas_device, 0); | |
604 | } | |
605 | ||
635374e7 EM |
606 | /** |
607 | * _scsih_raid_device_find_by_id - raid device search | |
608 | * @ioc: per adapter object | |
609 | * @id: sas device target id | |
610 | * @channel: sas device channel | |
611 | * Context: Calling function should acquire ioc->raid_device_lock | |
612 | * | |
613 | * This searches for raid_device based on target id, then return raid_device | |
614 | * object. | |
615 | */ | |
616 | static struct _raid_device * | |
617 | _scsih_raid_device_find_by_id(struct MPT2SAS_ADAPTER *ioc, int id, int channel) | |
618 | { | |
619 | struct _raid_device *raid_device, *r; | |
620 | ||
621 | r = NULL; | |
622 | list_for_each_entry(raid_device, &ioc->raid_device_list, list) { | |
623 | if (raid_device->id == id && raid_device->channel == channel) { | |
624 | r = raid_device; | |
625 | goto out; | |
626 | } | |
627 | } | |
628 | ||
629 | out: | |
630 | return r; | |
631 | } | |
632 | ||
633 | /** | |
634 | * _scsih_raid_device_find_by_handle - raid device search | |
635 | * @ioc: per adapter object | |
636 | * @handle: sas device handle (assigned by firmware) | |
637 | * Context: Calling function should acquire ioc->raid_device_lock | |
638 | * | |
639 | * This searches for raid_device based on handle, then return raid_device | |
640 | * object. | |
641 | */ | |
642 | static struct _raid_device * | |
643 | _scsih_raid_device_find_by_handle(struct MPT2SAS_ADAPTER *ioc, u16 handle) | |
644 | { | |
645 | struct _raid_device *raid_device, *r; | |
646 | ||
647 | r = NULL; | |
648 | list_for_each_entry(raid_device, &ioc->raid_device_list, list) { | |
649 | if (raid_device->handle != handle) | |
650 | continue; | |
651 | r = raid_device; | |
652 | goto out; | |
653 | } | |
654 | ||
655 | out: | |
656 | return r; | |
657 | } | |
658 | ||
659 | /** | |
660 | * _scsih_raid_device_find_by_wwid - raid device search | |
661 | * @ioc: per adapter object | |
662 | * @handle: sas device handle (assigned by firmware) | |
663 | * Context: Calling function should acquire ioc->raid_device_lock | |
664 | * | |
665 | * This searches for raid_device based on wwid, then return raid_device | |
666 | * object. | |
667 | */ | |
668 | static struct _raid_device * | |
669 | _scsih_raid_device_find_by_wwid(struct MPT2SAS_ADAPTER *ioc, u64 wwid) | |
670 | { | |
671 | struct _raid_device *raid_device, *r; | |
672 | ||
673 | r = NULL; | |
674 | list_for_each_entry(raid_device, &ioc->raid_device_list, list) { | |
675 | if (raid_device->wwid != wwid) | |
676 | continue; | |
677 | r = raid_device; | |
678 | goto out; | |
679 | } | |
680 | ||
681 | out: | |
682 | return r; | |
683 | } | |
684 | ||
685 | /** | |
686 | * _scsih_raid_device_add - add raid_device object | |
687 | * @ioc: per adapter object | |
688 | * @raid_device: raid_device object | |
689 | * | |
690 | * This is added to the raid_device_list link list. | |
691 | */ | |
692 | static void | |
693 | _scsih_raid_device_add(struct MPT2SAS_ADAPTER *ioc, | |
694 | struct _raid_device *raid_device) | |
695 | { | |
696 | unsigned long flags; | |
697 | ||
eabb08ad | 698 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: handle" |
635374e7 EM |
699 | "(0x%04x), wwid(0x%016llx)\n", ioc->name, __func__, |
700 | raid_device->handle, (unsigned long long)raid_device->wwid)); | |
701 | ||
702 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
703 | list_add_tail(&raid_device->list, &ioc->raid_device_list); | |
704 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
705 | } | |
706 | ||
707 | /** | |
708 | * _scsih_raid_device_remove - delete raid_device object | |
709 | * @ioc: per adapter object | |
710 | * @raid_device: raid_device object | |
711 | * | |
712 | * This is removed from the raid_device_list link list. | |
713 | */ | |
714 | static void | |
715 | _scsih_raid_device_remove(struct MPT2SAS_ADAPTER *ioc, | |
716 | struct _raid_device *raid_device) | |
717 | { | |
718 | unsigned long flags; | |
719 | ||
720 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
721 | list_del(&raid_device->list); | |
722 | memset(raid_device, 0, sizeof(struct _raid_device)); | |
723 | kfree(raid_device); | |
724 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
725 | } | |
726 | ||
c5e039be KD |
727 | /** |
728 | * mpt2sas_scsih_expander_find_by_handle - expander device search | |
729 | * @ioc: per adapter object | |
730 | * @handle: expander handle (assigned by firmware) | |
731 | * Context: Calling function should acquire ioc->sas_device_lock | |
732 | * | |
733 | * This searches for expander device based on handle, then returns the | |
734 | * sas_node object. | |
735 | */ | |
736 | struct _sas_node * | |
737 | mpt2sas_scsih_expander_find_by_handle(struct MPT2SAS_ADAPTER *ioc, u16 handle) | |
738 | { | |
739 | struct _sas_node *sas_expander, *r; | |
740 | ||
741 | r = NULL; | |
742 | list_for_each_entry(sas_expander, &ioc->sas_expander_list, list) { | |
743 | if (sas_expander->handle != handle) | |
744 | continue; | |
745 | r = sas_expander; | |
746 | goto out; | |
747 | } | |
748 | out: | |
749 | return r; | |
750 | } | |
751 | ||
635374e7 EM |
752 | /** |
753 | * mpt2sas_scsih_expander_find_by_sas_address - expander device search | |
754 | * @ioc: per adapter object | |
755 | * @sas_address: sas address | |
756 | * Context: Calling function should acquire ioc->sas_node_lock. | |
757 | * | |
758 | * This searches for expander device based on sas_address, then returns the | |
759 | * sas_node object. | |
760 | */ | |
761 | struct _sas_node * | |
762 | mpt2sas_scsih_expander_find_by_sas_address(struct MPT2SAS_ADAPTER *ioc, | |
763 | u64 sas_address) | |
764 | { | |
765 | struct _sas_node *sas_expander, *r; | |
766 | ||
767 | r = NULL; | |
768 | list_for_each_entry(sas_expander, &ioc->sas_expander_list, list) { | |
769 | if (sas_expander->sas_address != sas_address) | |
770 | continue; | |
771 | r = sas_expander; | |
772 | goto out; | |
773 | } | |
774 | out: | |
775 | return r; | |
776 | } | |
777 | ||
778 | /** | |
779 | * _scsih_expander_node_add - insert expander device to the list. | |
780 | * @ioc: per adapter object | |
781 | * @sas_expander: the sas_device object | |
782 | * Context: This function will acquire ioc->sas_node_lock. | |
783 | * | |
784 | * Adding new object to the ioc->sas_expander_list. | |
785 | * | |
786 | * Return nothing. | |
787 | */ | |
788 | static void | |
789 | _scsih_expander_node_add(struct MPT2SAS_ADAPTER *ioc, | |
790 | struct _sas_node *sas_expander) | |
791 | { | |
792 | unsigned long flags; | |
793 | ||
794 | spin_lock_irqsave(&ioc->sas_node_lock, flags); | |
795 | list_add_tail(&sas_expander->list, &ioc->sas_expander_list); | |
796 | spin_unlock_irqrestore(&ioc->sas_node_lock, flags); | |
797 | } | |
798 | ||
799 | /** | |
800 | * _scsih_is_end_device - determines if device is an end device | |
801 | * @device_info: bitfield providing information about the device. | |
802 | * Context: none | |
803 | * | |
804 | * Returns 1 if end device. | |
805 | */ | |
806 | static int | |
807 | _scsih_is_end_device(u32 device_info) | |
808 | { | |
809 | if (device_info & MPI2_SAS_DEVICE_INFO_END_DEVICE && | |
810 | ((device_info & MPI2_SAS_DEVICE_INFO_SSP_TARGET) | | |
811 | (device_info & MPI2_SAS_DEVICE_INFO_STP_TARGET) | | |
812 | (device_info & MPI2_SAS_DEVICE_INFO_SATA_DEVICE))) | |
813 | return 1; | |
814 | else | |
815 | return 0; | |
816 | } | |
817 | ||
818 | /** | |
595bb0bd | 819 | * mptscsih_get_scsi_lookup - returns scmd entry |
635374e7 EM |
820 | * @ioc: per adapter object |
821 | * @smid: system request message index | |
635374e7 EM |
822 | * |
823 | * Returns the smid stored scmd pointer. | |
824 | */ | |
825 | static struct scsi_cmnd * | |
826 | _scsih_scsi_lookup_get(struct MPT2SAS_ADAPTER *ioc, u16 smid) | |
827 | { | |
595bb0bd | 828 | return ioc->scsi_lookup[smid - 1].scmd; |
635374e7 EM |
829 | } |
830 | ||
831 | /** | |
832 | * _scsih_scsi_lookup_find_by_scmd - scmd lookup | |
833 | * @ioc: per adapter object | |
834 | * @smid: system request message index | |
835 | * @scmd: pointer to scsi command object | |
836 | * Context: This function will acquire ioc->scsi_lookup_lock. | |
837 | * | |
838 | * This will search for a scmd pointer in the scsi_lookup array, | |
839 | * returning the revelent smid. A returned value of zero means invalid. | |
840 | */ | |
841 | static u16 | |
842 | _scsih_scsi_lookup_find_by_scmd(struct MPT2SAS_ADAPTER *ioc, struct scsi_cmnd | |
843 | *scmd) | |
844 | { | |
845 | u16 smid; | |
846 | unsigned long flags; | |
847 | int i; | |
848 | ||
849 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); | |
850 | smid = 0; | |
595bb0bd | 851 | for (i = 0; i < ioc->scsiio_depth; i++) { |
635374e7 | 852 | if (ioc->scsi_lookup[i].scmd == scmd) { |
595bb0bd | 853 | smid = ioc->scsi_lookup[i].smid; |
635374e7 EM |
854 | goto out; |
855 | } | |
856 | } | |
857 | out: | |
858 | spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); | |
859 | return smid; | |
860 | } | |
861 | ||
862 | /** | |
863 | * _scsih_scsi_lookup_find_by_target - search for matching channel:id | |
864 | * @ioc: per adapter object | |
865 | * @id: target id | |
866 | * @channel: channel | |
867 | * Context: This function will acquire ioc->scsi_lookup_lock. | |
868 | * | |
869 | * This will search for a matching channel:id in the scsi_lookup array, | |
870 | * returning 1 if found. | |
871 | */ | |
872 | static u8 | |
873 | _scsih_scsi_lookup_find_by_target(struct MPT2SAS_ADAPTER *ioc, int id, | |
874 | int channel) | |
875 | { | |
876 | u8 found; | |
877 | unsigned long flags; | |
878 | int i; | |
879 | ||
880 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); | |
881 | found = 0; | |
595bb0bd | 882 | for (i = 0 ; i < ioc->scsiio_depth; i++) { |
635374e7 EM |
883 | if (ioc->scsi_lookup[i].scmd && |
884 | (ioc->scsi_lookup[i].scmd->device->id == id && | |
885 | ioc->scsi_lookup[i].scmd->device->channel == channel)) { | |
886 | found = 1; | |
887 | goto out; | |
888 | } | |
889 | } | |
890 | out: | |
891 | spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); | |
892 | return found; | |
893 | } | |
894 | ||
993e0da7 EM |
895 | /** |
896 | * _scsih_scsi_lookup_find_by_lun - search for matching channel:id:lun | |
897 | * @ioc: per adapter object | |
898 | * @id: target id | |
899 | * @lun: lun number | |
900 | * @channel: channel | |
901 | * Context: This function will acquire ioc->scsi_lookup_lock. | |
902 | * | |
903 | * This will search for a matching channel:id:lun in the scsi_lookup array, | |
904 | * returning 1 if found. | |
905 | */ | |
906 | static u8 | |
907 | _scsih_scsi_lookup_find_by_lun(struct MPT2SAS_ADAPTER *ioc, int id, | |
908 | unsigned int lun, int channel) | |
909 | { | |
910 | u8 found; | |
911 | unsigned long flags; | |
912 | int i; | |
913 | ||
914 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); | |
915 | found = 0; | |
595bb0bd | 916 | for (i = 0 ; i < ioc->scsiio_depth; i++) { |
993e0da7 EM |
917 | if (ioc->scsi_lookup[i].scmd && |
918 | (ioc->scsi_lookup[i].scmd->device->id == id && | |
919 | ioc->scsi_lookup[i].scmd->device->channel == channel && | |
920 | ioc->scsi_lookup[i].scmd->device->lun == lun)) { | |
921 | found = 1; | |
922 | goto out; | |
923 | } | |
924 | } | |
925 | out: | |
926 | spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); | |
927 | return found; | |
928 | } | |
929 | ||
635374e7 EM |
930 | /** |
931 | * _scsih_get_chain_buffer_dma - obtain block of chains (dma address) | |
932 | * @ioc: per adapter object | |
933 | * @smid: system request message index | |
934 | * | |
935 | * Returns phys pointer to chain buffer. | |
936 | */ | |
937 | static dma_addr_t | |
938 | _scsih_get_chain_buffer_dma(struct MPT2SAS_ADAPTER *ioc, u16 smid) | |
939 | { | |
940 | return ioc->chain_dma + ((smid - 1) * (ioc->request_sz * | |
941 | ioc->chains_needed_per_io)); | |
942 | } | |
943 | ||
944 | /** | |
945 | * _scsih_get_chain_buffer - obtain block of chains assigned to a mf request | |
946 | * @ioc: per adapter object | |
947 | * @smid: system request message index | |
948 | * | |
949 | * Returns virt pointer to chain buffer. | |
950 | */ | |
951 | static void * | |
952 | _scsih_get_chain_buffer(struct MPT2SAS_ADAPTER *ioc, u16 smid) | |
953 | { | |
954 | return (void *)(ioc->chain + ((smid - 1) * (ioc->request_sz * | |
955 | ioc->chains_needed_per_io))); | |
956 | } | |
957 | ||
958 | /** | |
959 | * _scsih_build_scatter_gather - main sg creation routine | |
960 | * @ioc: per adapter object | |
961 | * @scmd: scsi command | |
962 | * @smid: system request message index | |
963 | * Context: none. | |
964 | * | |
965 | * The main routine that builds scatter gather table from a given | |
966 | * scsi request sent via the .queuecommand main handler. | |
967 | * | |
968 | * Returns 0 success, anything else error | |
969 | */ | |
970 | static int | |
971 | _scsih_build_scatter_gather(struct MPT2SAS_ADAPTER *ioc, | |
972 | struct scsi_cmnd *scmd, u16 smid) | |
973 | { | |
974 | Mpi2SCSIIORequest_t *mpi_request; | |
975 | dma_addr_t chain_dma; | |
976 | struct scatterlist *sg_scmd; | |
977 | void *sg_local, *chain; | |
978 | u32 chain_offset; | |
979 | u32 chain_length; | |
980 | u32 chain_flags; | |
bb789d01 | 981 | int sges_left; |
635374e7 EM |
982 | u32 sges_in_segment; |
983 | u32 sgl_flags; | |
984 | u32 sgl_flags_last_element; | |
985 | u32 sgl_flags_end_buffer; | |
986 | ||
987 | mpi_request = mpt2sas_base_get_msg_frame(ioc, smid); | |
988 | ||
989 | /* init scatter gather flags */ | |
990 | sgl_flags = MPI2_SGE_FLAGS_SIMPLE_ELEMENT; | |
991 | if (scmd->sc_data_direction == DMA_TO_DEVICE) | |
992 | sgl_flags |= MPI2_SGE_FLAGS_HOST_TO_IOC; | |
993 | sgl_flags_last_element = (sgl_flags | MPI2_SGE_FLAGS_LAST_ELEMENT) | |
994 | << MPI2_SGE_FLAGS_SHIFT; | |
995 | sgl_flags_end_buffer = (sgl_flags | MPI2_SGE_FLAGS_LAST_ELEMENT | | |
996 | MPI2_SGE_FLAGS_END_OF_BUFFER | MPI2_SGE_FLAGS_END_OF_LIST) | |
997 | << MPI2_SGE_FLAGS_SHIFT; | |
998 | sgl_flags = sgl_flags << MPI2_SGE_FLAGS_SHIFT; | |
999 | ||
1000 | sg_scmd = scsi_sglist(scmd); | |
1001 | sges_left = scsi_dma_map(scmd); | |
bb789d01 | 1002 | if (sges_left < 0) { |
635374e7 EM |
1003 | sdev_printk(KERN_ERR, scmd->device, "pci_map_sg" |
1004 | " failed: request for %d bytes!\n", scsi_bufflen(scmd)); | |
1005 | return -ENOMEM; | |
1006 | } | |
1007 | ||
1008 | sg_local = &mpi_request->SGL; | |
1009 | sges_in_segment = ioc->max_sges_in_main_message; | |
1010 | if (sges_left <= sges_in_segment) | |
1011 | goto fill_in_last_segment; | |
1012 | ||
1013 | mpi_request->ChainOffset = (offsetof(Mpi2SCSIIORequest_t, SGL) + | |
1014 | (sges_in_segment * ioc->sge_size))/4; | |
1015 | ||
1016 | /* fill in main message segment when there is a chain following */ | |
1017 | while (sges_in_segment) { | |
1018 | if (sges_in_segment == 1) | |
1019 | ioc->base_add_sg_single(sg_local, | |
1020 | sgl_flags_last_element | sg_dma_len(sg_scmd), | |
1021 | sg_dma_address(sg_scmd)); | |
1022 | else | |
1023 | ioc->base_add_sg_single(sg_local, sgl_flags | | |
1024 | sg_dma_len(sg_scmd), sg_dma_address(sg_scmd)); | |
1025 | sg_scmd = sg_next(sg_scmd); | |
1026 | sg_local += ioc->sge_size; | |
1027 | sges_left--; | |
1028 | sges_in_segment--; | |
1029 | } | |
1030 | ||
1031 | /* initializing the chain flags and pointers */ | |
1032 | chain_flags = MPI2_SGE_FLAGS_CHAIN_ELEMENT << MPI2_SGE_FLAGS_SHIFT; | |
1033 | chain = _scsih_get_chain_buffer(ioc, smid); | |
1034 | chain_dma = _scsih_get_chain_buffer_dma(ioc, smid); | |
1035 | do { | |
1036 | sges_in_segment = (sges_left <= | |
1037 | ioc->max_sges_in_chain_message) ? sges_left : | |
1038 | ioc->max_sges_in_chain_message; | |
1039 | chain_offset = (sges_left == sges_in_segment) ? | |
1040 | 0 : (sges_in_segment * ioc->sge_size)/4; | |
1041 | chain_length = sges_in_segment * ioc->sge_size; | |
1042 | if (chain_offset) { | |
1043 | chain_offset = chain_offset << | |
1044 | MPI2_SGE_CHAIN_OFFSET_SHIFT; | |
1045 | chain_length += ioc->sge_size; | |
1046 | } | |
1047 | ioc->base_add_sg_single(sg_local, chain_flags | chain_offset | | |
1048 | chain_length, chain_dma); | |
1049 | sg_local = chain; | |
1050 | if (!chain_offset) | |
1051 | goto fill_in_last_segment; | |
1052 | ||
1053 | /* fill in chain segments */ | |
1054 | while (sges_in_segment) { | |
1055 | if (sges_in_segment == 1) | |
1056 | ioc->base_add_sg_single(sg_local, | |
1057 | sgl_flags_last_element | | |
1058 | sg_dma_len(sg_scmd), | |
1059 | sg_dma_address(sg_scmd)); | |
1060 | else | |
1061 | ioc->base_add_sg_single(sg_local, sgl_flags | | |
1062 | sg_dma_len(sg_scmd), | |
1063 | sg_dma_address(sg_scmd)); | |
1064 | sg_scmd = sg_next(sg_scmd); | |
1065 | sg_local += ioc->sge_size; | |
1066 | sges_left--; | |
1067 | sges_in_segment--; | |
1068 | } | |
1069 | ||
1070 | chain_dma += ioc->request_sz; | |
1071 | chain += ioc->request_sz; | |
1072 | } while (1); | |
1073 | ||
1074 | ||
1075 | fill_in_last_segment: | |
1076 | ||
1077 | /* fill the last segment */ | |
1078 | while (sges_left) { | |
1079 | if (sges_left == 1) | |
1080 | ioc->base_add_sg_single(sg_local, sgl_flags_end_buffer | | |
1081 | sg_dma_len(sg_scmd), sg_dma_address(sg_scmd)); | |
1082 | else | |
1083 | ioc->base_add_sg_single(sg_local, sgl_flags | | |
1084 | sg_dma_len(sg_scmd), sg_dma_address(sg_scmd)); | |
1085 | sg_scmd = sg_next(sg_scmd); | |
1086 | sg_local += ioc->sge_size; | |
1087 | sges_left--; | |
1088 | } | |
1089 | ||
1090 | return 0; | |
1091 | } | |
1092 | ||
1093 | /** | |
d5d135b3 | 1094 | * _scsih_change_queue_depth - setting device queue depth |
635374e7 EM |
1095 | * @sdev: scsi device struct |
1096 | * @qdepth: requested queue depth | |
e881a172 | 1097 | * @reason: calling context |
635374e7 EM |
1098 | * |
1099 | * Returns queue depth. | |
1100 | */ | |
1101 | static int | |
e881a172 | 1102 | _scsih_change_queue_depth(struct scsi_device *sdev, int qdepth, int reason) |
635374e7 EM |
1103 | { |
1104 | struct Scsi_Host *shost = sdev->host; | |
1105 | int max_depth; | |
1106 | int tag_type; | |
e0077d60 KD |
1107 | struct MPT2SAS_ADAPTER *ioc = shost_priv(shost); |
1108 | struct MPT2SAS_DEVICE *sas_device_priv_data; | |
1109 | struct MPT2SAS_TARGET *sas_target_priv_data; | |
1110 | struct _sas_device *sas_device; | |
1111 | unsigned long flags; | |
635374e7 | 1112 | |
e881a172 MC |
1113 | if (reason != SCSI_QDEPTH_DEFAULT) |
1114 | return -EOPNOTSUPP; | |
1115 | ||
635374e7 | 1116 | max_depth = shost->can_queue; |
e0077d60 KD |
1117 | |
1118 | /* limit max device queue for SATA to 32 */ | |
1119 | sas_device_priv_data = sdev->hostdata; | |
1120 | if (!sas_device_priv_data) | |
1121 | goto not_sata; | |
1122 | sas_target_priv_data = sas_device_priv_data->sas_target; | |
1123 | if (!sas_target_priv_data) | |
1124 | goto not_sata; | |
1125 | if ((sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME)) | |
1126 | goto not_sata; | |
1127 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
1128 | sas_device = mpt2sas_scsih_sas_device_find_by_sas_address(ioc, | |
1129 | sas_device_priv_data->sas_target->sas_address); | |
1130 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
1131 | if (sas_device && sas_device->device_info & | |
1132 | MPI2_SAS_DEVICE_INFO_SATA_DEVICE) | |
1133 | max_depth = MPT2SAS_SATA_QUEUE_DEPTH; | |
1134 | ||
1135 | not_sata: | |
1136 | ||
635374e7 EM |
1137 | if (!sdev->tagged_supported) |
1138 | max_depth = 1; | |
1139 | if (qdepth > max_depth) | |
1140 | qdepth = max_depth; | |
1141 | tag_type = (qdepth == 1) ? 0 : MSG_SIMPLE_TAG; | |
1142 | scsi_adjust_queue_depth(sdev, tag_type, qdepth); | |
1143 | ||
1144 | if (sdev->inquiry_len > 7) | |
1145 | sdev_printk(KERN_INFO, sdev, "qdepth(%d), tagged(%d), " | |
1146 | "simple(%d), ordered(%d), scsi_level(%d), cmd_que(%d)\n", | |
1147 | sdev->queue_depth, sdev->tagged_supported, sdev->simple_tags, | |
1148 | sdev->ordered_tags, sdev->scsi_level, | |
1149 | (sdev->inquiry[7] & 2) >> 1); | |
1150 | ||
1151 | return sdev->queue_depth; | |
1152 | } | |
1153 | ||
1154 | /** | |
595bb0bd | 1155 | * _scsih_change_queue_type - changing device queue tag type |
635374e7 EM |
1156 | * @sdev: scsi device struct |
1157 | * @tag_type: requested tag type | |
1158 | * | |
1159 | * Returns queue tag type. | |
1160 | */ | |
1161 | static int | |
d5d135b3 | 1162 | _scsih_change_queue_type(struct scsi_device *sdev, int tag_type) |
635374e7 EM |
1163 | { |
1164 | if (sdev->tagged_supported) { | |
1165 | scsi_set_tag_type(sdev, tag_type); | |
1166 | if (tag_type) | |
1167 | scsi_activate_tcq(sdev, sdev->queue_depth); | |
1168 | else | |
1169 | scsi_deactivate_tcq(sdev, sdev->queue_depth); | |
1170 | } else | |
1171 | tag_type = 0; | |
1172 | ||
1173 | return tag_type; | |
1174 | } | |
1175 | ||
1176 | /** | |
d5d135b3 | 1177 | * _scsih_target_alloc - target add routine |
635374e7 EM |
1178 | * @starget: scsi target struct |
1179 | * | |
1180 | * Returns 0 if ok. Any other return is assumed to be an error and | |
1181 | * the device is ignored. | |
1182 | */ | |
1183 | static int | |
d5d135b3 | 1184 | _scsih_target_alloc(struct scsi_target *starget) |
635374e7 EM |
1185 | { |
1186 | struct Scsi_Host *shost = dev_to_shost(&starget->dev); | |
1187 | struct MPT2SAS_ADAPTER *ioc = shost_priv(shost); | |
1188 | struct MPT2SAS_TARGET *sas_target_priv_data; | |
1189 | struct _sas_device *sas_device; | |
1190 | struct _raid_device *raid_device; | |
1191 | unsigned long flags; | |
1192 | struct sas_rphy *rphy; | |
1193 | ||
1194 | sas_target_priv_data = kzalloc(sizeof(struct scsi_target), GFP_KERNEL); | |
1195 | if (!sas_target_priv_data) | |
1196 | return -ENOMEM; | |
1197 | ||
1198 | starget->hostdata = sas_target_priv_data; | |
1199 | sas_target_priv_data->starget = starget; | |
1200 | sas_target_priv_data->handle = MPT2SAS_INVALID_DEVICE_HANDLE; | |
1201 | ||
1202 | /* RAID volumes */ | |
1203 | if (starget->channel == RAID_CHANNEL) { | |
1204 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
1205 | raid_device = _scsih_raid_device_find_by_id(ioc, starget->id, | |
1206 | starget->channel); | |
1207 | if (raid_device) { | |
1208 | sas_target_priv_data->handle = raid_device->handle; | |
1209 | sas_target_priv_data->sas_address = raid_device->wwid; | |
1210 | sas_target_priv_data->flags |= MPT_TARGET_FLAGS_VOLUME; | |
1211 | raid_device->starget = starget; | |
1212 | } | |
1213 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
1214 | return 0; | |
1215 | } | |
1216 | ||
1217 | /* sas/sata devices */ | |
1218 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
1219 | rphy = dev_to_rphy(starget->dev.parent); | |
1220 | sas_device = mpt2sas_scsih_sas_device_find_by_sas_address(ioc, | |
1221 | rphy->identify.sas_address); | |
1222 | ||
1223 | if (sas_device) { | |
1224 | sas_target_priv_data->handle = sas_device->handle; | |
1225 | sas_target_priv_data->sas_address = sas_device->sas_address; | |
1226 | sas_device->starget = starget; | |
1227 | sas_device->id = starget->id; | |
1228 | sas_device->channel = starget->channel; | |
1229 | if (sas_device->hidden_raid_component) | |
1230 | sas_target_priv_data->flags |= | |
1231 | MPT_TARGET_FLAGS_RAID_COMPONENT; | |
1232 | } | |
1233 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
1234 | ||
1235 | return 0; | |
1236 | } | |
1237 | ||
1238 | /** | |
d5d135b3 | 1239 | * _scsih_target_destroy - target destroy routine |
635374e7 EM |
1240 | * @starget: scsi target struct |
1241 | * | |
1242 | * Returns nothing. | |
1243 | */ | |
1244 | static void | |
d5d135b3 | 1245 | _scsih_target_destroy(struct scsi_target *starget) |
635374e7 EM |
1246 | { |
1247 | struct Scsi_Host *shost = dev_to_shost(&starget->dev); | |
1248 | struct MPT2SAS_ADAPTER *ioc = shost_priv(shost); | |
1249 | struct MPT2SAS_TARGET *sas_target_priv_data; | |
1250 | struct _sas_device *sas_device; | |
1251 | struct _raid_device *raid_device; | |
1252 | unsigned long flags; | |
1253 | struct sas_rphy *rphy; | |
1254 | ||
1255 | sas_target_priv_data = starget->hostdata; | |
1256 | if (!sas_target_priv_data) | |
1257 | return; | |
1258 | ||
1259 | if (starget->channel == RAID_CHANNEL) { | |
1260 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
1261 | raid_device = _scsih_raid_device_find_by_id(ioc, starget->id, | |
1262 | starget->channel); | |
1263 | if (raid_device) { | |
1264 | raid_device->starget = NULL; | |
1265 | raid_device->sdev = NULL; | |
1266 | } | |
1267 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
1268 | goto out; | |
1269 | } | |
1270 | ||
1271 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
1272 | rphy = dev_to_rphy(starget->dev.parent); | |
1273 | sas_device = mpt2sas_scsih_sas_device_find_by_sas_address(ioc, | |
1274 | rphy->identify.sas_address); | |
8901cbb4 EM |
1275 | if (sas_device && (sas_device->starget == starget) && |
1276 | (sas_device->id == starget->id) && | |
1277 | (sas_device->channel == starget->channel)) | |
635374e7 EM |
1278 | sas_device->starget = NULL; |
1279 | ||
1280 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
1281 | ||
1282 | out: | |
1283 | kfree(sas_target_priv_data); | |
1284 | starget->hostdata = NULL; | |
1285 | } | |
1286 | ||
1287 | /** | |
d5d135b3 | 1288 | * _scsih_slave_alloc - device add routine |
635374e7 EM |
1289 | * @sdev: scsi device struct |
1290 | * | |
1291 | * Returns 0 if ok. Any other return is assumed to be an error and | |
1292 | * the device is ignored. | |
1293 | */ | |
1294 | static int | |
d5d135b3 | 1295 | _scsih_slave_alloc(struct scsi_device *sdev) |
635374e7 EM |
1296 | { |
1297 | struct Scsi_Host *shost; | |
1298 | struct MPT2SAS_ADAPTER *ioc; | |
1299 | struct MPT2SAS_TARGET *sas_target_priv_data; | |
1300 | struct MPT2SAS_DEVICE *sas_device_priv_data; | |
1301 | struct scsi_target *starget; | |
1302 | struct _raid_device *raid_device; | |
635374e7 EM |
1303 | unsigned long flags; |
1304 | ||
1305 | sas_device_priv_data = kzalloc(sizeof(struct scsi_device), GFP_KERNEL); | |
1306 | if (!sas_device_priv_data) | |
1307 | return -ENOMEM; | |
1308 | ||
1309 | sas_device_priv_data->lun = sdev->lun; | |
1310 | sas_device_priv_data->flags = MPT_DEVICE_FLAGS_INIT; | |
1311 | ||
1312 | starget = scsi_target(sdev); | |
1313 | sas_target_priv_data = starget->hostdata; | |
1314 | sas_target_priv_data->num_luns++; | |
1315 | sas_device_priv_data->sas_target = sas_target_priv_data; | |
1316 | sdev->hostdata = sas_device_priv_data; | |
1317 | if ((sas_target_priv_data->flags & MPT_TARGET_FLAGS_RAID_COMPONENT)) | |
1318 | sdev->no_uld_attach = 1; | |
1319 | ||
1320 | shost = dev_to_shost(&starget->dev); | |
1321 | ioc = shost_priv(shost); | |
1322 | if (starget->channel == RAID_CHANNEL) { | |
1323 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
1324 | raid_device = _scsih_raid_device_find_by_id(ioc, | |
1325 | starget->id, starget->channel); | |
1326 | if (raid_device) | |
1327 | raid_device->sdev = sdev; /* raid is single lun */ | |
1328 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
635374e7 EM |
1329 | } |
1330 | ||
635374e7 EM |
1331 | return 0; |
1332 | } | |
1333 | ||
1334 | /** | |
d5d135b3 | 1335 | * _scsih_slave_destroy - device destroy routine |
635374e7 EM |
1336 | * @sdev: scsi device struct |
1337 | * | |
1338 | * Returns nothing. | |
1339 | */ | |
1340 | static void | |
d5d135b3 | 1341 | _scsih_slave_destroy(struct scsi_device *sdev) |
635374e7 EM |
1342 | { |
1343 | struct MPT2SAS_TARGET *sas_target_priv_data; | |
1344 | struct scsi_target *starget; | |
1345 | ||
1346 | if (!sdev->hostdata) | |
1347 | return; | |
1348 | ||
1349 | starget = scsi_target(sdev); | |
1350 | sas_target_priv_data = starget->hostdata; | |
1351 | sas_target_priv_data->num_luns--; | |
1352 | kfree(sdev->hostdata); | |
1353 | sdev->hostdata = NULL; | |
1354 | } | |
1355 | ||
1356 | /** | |
d5d135b3 | 1357 | * _scsih_display_sata_capabilities - sata capabilities |
635374e7 EM |
1358 | * @ioc: per adapter object |
1359 | * @sas_device: the sas_device object | |
1360 | * @sdev: scsi device struct | |
1361 | */ | |
1362 | static void | |
d5d135b3 | 1363 | _scsih_display_sata_capabilities(struct MPT2SAS_ADAPTER *ioc, |
635374e7 EM |
1364 | struct _sas_device *sas_device, struct scsi_device *sdev) |
1365 | { | |
1366 | Mpi2ConfigReply_t mpi_reply; | |
1367 | Mpi2SasDevicePage0_t sas_device_pg0; | |
1368 | u32 ioc_status; | |
1369 | u16 flags; | |
1370 | u32 device_info; | |
1371 | ||
1372 | if ((mpt2sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0, | |
1373 | MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, sas_device->handle))) { | |
1374 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
1375 | ioc->name, __FILE__, __LINE__, __func__); | |
1376 | return; | |
1377 | } | |
1378 | ||
1379 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
1380 | MPI2_IOCSTATUS_MASK; | |
1381 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { | |
1382 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
1383 | ioc->name, __FILE__, __LINE__, __func__); | |
1384 | return; | |
1385 | } | |
1386 | ||
1387 | flags = le16_to_cpu(sas_device_pg0.Flags); | |
e94f6747 | 1388 | device_info = le32_to_cpu(sas_device_pg0.DeviceInfo); |
635374e7 EM |
1389 | |
1390 | sdev_printk(KERN_INFO, sdev, | |
1391 | "atapi(%s), ncq(%s), asyn_notify(%s), smart(%s), fua(%s), " | |
1392 | "sw_preserve(%s)\n", | |
1393 | (device_info & MPI2_SAS_DEVICE_INFO_ATAPI_DEVICE) ? "y" : "n", | |
1394 | (flags & MPI2_SAS_DEVICE0_FLAGS_SATA_NCQ_SUPPORTED) ? "y" : "n", | |
1395 | (flags & MPI2_SAS_DEVICE0_FLAGS_SATA_ASYNCHRONOUS_NOTIFY) ? "y" : | |
1396 | "n", | |
1397 | (flags & MPI2_SAS_DEVICE0_FLAGS_SATA_SMART_SUPPORTED) ? "y" : "n", | |
1398 | (flags & MPI2_SAS_DEVICE0_FLAGS_SATA_FUA_SUPPORTED) ? "y" : "n", | |
1399 | (flags & MPI2_SAS_DEVICE0_FLAGS_SATA_SW_PRESERVE) ? "y" : "n"); | |
1400 | } | |
1401 | ||
f7c95ef0 KD |
1402 | /** |
1403 | * _scsih_is_raid - return boolean indicating device is raid volume | |
1404 | * @dev the device struct object | |
1405 | */ | |
1406 | static int | |
1407 | _scsih_is_raid(struct device *dev) | |
1408 | { | |
1409 | struct scsi_device *sdev = to_scsi_device(dev); | |
1410 | ||
1411 | return (sdev->channel == RAID_CHANNEL) ? 1 : 0; | |
1412 | } | |
1413 | ||
1414 | /** | |
1415 | * _scsih_get_resync - get raid volume resync percent complete | |
1416 | * @dev the device struct object | |
1417 | */ | |
1418 | static void | |
1419 | _scsih_get_resync(struct device *dev) | |
1420 | { | |
1421 | struct scsi_device *sdev = to_scsi_device(dev); | |
1422 | struct MPT2SAS_ADAPTER *ioc = shost_priv(sdev->host); | |
1423 | static struct _raid_device *raid_device; | |
1424 | unsigned long flags; | |
1425 | Mpi2RaidVolPage0_t vol_pg0; | |
1426 | Mpi2ConfigReply_t mpi_reply; | |
1427 | u32 volume_status_flags; | |
1428 | u8 percent_complete = 0; | |
1429 | ||
1430 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
1431 | raid_device = _scsih_raid_device_find_by_id(ioc, sdev->id, | |
1432 | sdev->channel); | |
1433 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
1434 | ||
1435 | if (!raid_device) | |
1436 | goto out; | |
1437 | ||
1438 | if (mpt2sas_config_get_raid_volume_pg0(ioc, &mpi_reply, &vol_pg0, | |
1439 | MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, raid_device->handle, | |
1440 | sizeof(Mpi2RaidVolPage0_t))) { | |
1441 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
1442 | ioc->name, __FILE__, __LINE__, __func__); | |
1443 | goto out; | |
1444 | } | |
1445 | ||
1446 | volume_status_flags = le32_to_cpu(vol_pg0.VolumeStatusFlags); | |
1447 | if (volume_status_flags & MPI2_RAIDVOL0_STATUS_FLAG_RESYNC_IN_PROGRESS) | |
1448 | percent_complete = raid_device->percent_complete; | |
1449 | out: | |
1450 | raid_set_resync(mpt2sas_raid_template, dev, percent_complete); | |
1451 | } | |
1452 | ||
1453 | /** | |
1454 | * _scsih_get_state - get raid volume level | |
1455 | * @dev the device struct object | |
1456 | */ | |
1457 | static void | |
1458 | _scsih_get_state(struct device *dev) | |
1459 | { | |
1460 | struct scsi_device *sdev = to_scsi_device(dev); | |
1461 | struct MPT2SAS_ADAPTER *ioc = shost_priv(sdev->host); | |
1462 | static struct _raid_device *raid_device; | |
1463 | unsigned long flags; | |
1464 | Mpi2RaidVolPage0_t vol_pg0; | |
1465 | Mpi2ConfigReply_t mpi_reply; | |
1466 | u32 volstate; | |
1467 | enum raid_state state = RAID_STATE_UNKNOWN; | |
1468 | ||
1469 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
1470 | raid_device = _scsih_raid_device_find_by_id(ioc, sdev->id, | |
1471 | sdev->channel); | |
1472 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
1473 | ||
1474 | if (!raid_device) | |
1475 | goto out; | |
1476 | ||
1477 | if (mpt2sas_config_get_raid_volume_pg0(ioc, &mpi_reply, &vol_pg0, | |
1478 | MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, raid_device->handle, | |
1479 | sizeof(Mpi2RaidVolPage0_t))) { | |
1480 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
1481 | ioc->name, __FILE__, __LINE__, __func__); | |
1482 | goto out; | |
1483 | } | |
1484 | ||
1485 | volstate = le32_to_cpu(vol_pg0.VolumeStatusFlags); | |
1486 | if (volstate & MPI2_RAIDVOL0_STATUS_FLAG_RESYNC_IN_PROGRESS) { | |
1487 | state = RAID_STATE_RESYNCING; | |
1488 | goto out; | |
1489 | } | |
1490 | ||
1491 | switch (vol_pg0.VolumeState) { | |
1492 | case MPI2_RAID_VOL_STATE_OPTIMAL: | |
1493 | case MPI2_RAID_VOL_STATE_ONLINE: | |
1494 | state = RAID_STATE_ACTIVE; | |
1495 | break; | |
1496 | case MPI2_RAID_VOL_STATE_DEGRADED: | |
1497 | state = RAID_STATE_DEGRADED; | |
1498 | break; | |
1499 | case MPI2_RAID_VOL_STATE_FAILED: | |
1500 | case MPI2_RAID_VOL_STATE_MISSING: | |
1501 | state = RAID_STATE_OFFLINE; | |
1502 | break; | |
1503 | } | |
1504 | out: | |
1505 | raid_set_state(mpt2sas_raid_template, dev, state); | |
1506 | } | |
1507 | ||
1508 | /** | |
1509 | * _scsih_set_level - set raid level | |
1510 | * @sdev: scsi device struct | |
1511 | * @raid_device: raid_device object | |
1512 | */ | |
1513 | static void | |
1514 | _scsih_set_level(struct scsi_device *sdev, struct _raid_device *raid_device) | |
1515 | { | |
1516 | enum raid_level level = RAID_LEVEL_UNKNOWN; | |
1517 | ||
1518 | switch (raid_device->volume_type) { | |
1519 | case MPI2_RAID_VOL_TYPE_RAID0: | |
1520 | level = RAID_LEVEL_0; | |
1521 | break; | |
1522 | case MPI2_RAID_VOL_TYPE_RAID10: | |
1523 | level = RAID_LEVEL_10; | |
1524 | break; | |
1525 | case MPI2_RAID_VOL_TYPE_RAID1E: | |
1526 | level = RAID_LEVEL_1E; | |
1527 | break; | |
1528 | case MPI2_RAID_VOL_TYPE_RAID1: | |
1529 | level = RAID_LEVEL_1; | |
1530 | break; | |
1531 | } | |
1532 | ||
1533 | raid_set_level(mpt2sas_raid_template, &sdev->sdev_gendev, level); | |
1534 | } | |
1535 | ||
635374e7 EM |
1536 | /** |
1537 | * _scsih_get_volume_capabilities - volume capabilities | |
1538 | * @ioc: per adapter object | |
1539 | * @sas_device: the raid_device object | |
1540 | */ | |
1541 | static void | |
1542 | _scsih_get_volume_capabilities(struct MPT2SAS_ADAPTER *ioc, | |
1543 | struct _raid_device *raid_device) | |
1544 | { | |
1545 | Mpi2RaidVolPage0_t *vol_pg0; | |
1546 | Mpi2RaidPhysDiskPage0_t pd_pg0; | |
1547 | Mpi2SasDevicePage0_t sas_device_pg0; | |
1548 | Mpi2ConfigReply_t mpi_reply; | |
1549 | u16 sz; | |
1550 | u8 num_pds; | |
1551 | ||
1552 | if ((mpt2sas_config_get_number_pds(ioc, raid_device->handle, | |
1553 | &num_pds)) || !num_pds) { | |
1554 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
1555 | ioc->name, __FILE__, __LINE__, __func__); | |
1556 | return; | |
1557 | } | |
1558 | ||
1559 | raid_device->num_pds = num_pds; | |
1560 | sz = offsetof(Mpi2RaidVolPage0_t, PhysDisk) + (num_pds * | |
1561 | sizeof(Mpi2RaidVol0PhysDisk_t)); | |
1562 | vol_pg0 = kzalloc(sz, GFP_KERNEL); | |
1563 | if (!vol_pg0) { | |
1564 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
1565 | ioc->name, __FILE__, __LINE__, __func__); | |
1566 | return; | |
1567 | } | |
1568 | ||
1569 | if ((mpt2sas_config_get_raid_volume_pg0(ioc, &mpi_reply, vol_pg0, | |
1570 | MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, raid_device->handle, sz))) { | |
1571 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
1572 | ioc->name, __FILE__, __LINE__, __func__); | |
1573 | kfree(vol_pg0); | |
1574 | return; | |
1575 | } | |
1576 | ||
1577 | raid_device->volume_type = vol_pg0->VolumeType; | |
1578 | ||
1579 | /* figure out what the underlying devices are by | |
1580 | * obtaining the device_info bits for the 1st device | |
1581 | */ | |
1582 | if (!(mpt2sas_config_get_phys_disk_pg0(ioc, &mpi_reply, | |
1583 | &pd_pg0, MPI2_PHYSDISK_PGAD_FORM_PHYSDISKNUM, | |
1584 | vol_pg0->PhysDisk[0].PhysDiskNum))) { | |
1585 | if (!(mpt2sas_config_get_sas_device_pg0(ioc, &mpi_reply, | |
1586 | &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, | |
1587 | le16_to_cpu(pd_pg0.DevHandle)))) { | |
1588 | raid_device->device_info = | |
1589 | le32_to_cpu(sas_device_pg0.DeviceInfo); | |
1590 | } | |
1591 | } | |
1592 | ||
1593 | kfree(vol_pg0); | |
1594 | } | |
1595 | ||
84f0b04a KD |
1596 | /** |
1597 | * _scsih_enable_tlr - setting TLR flags | |
1598 | * @ioc: per adapter object | |
1599 | * @sdev: scsi device struct | |
1600 | * | |
1601 | * Enabling Transaction Layer Retries for tape devices when | |
1602 | * vpd page 0x90 is present | |
1603 | * | |
1604 | */ | |
1605 | static void | |
1606 | _scsih_enable_tlr(struct MPT2SAS_ADAPTER *ioc, struct scsi_device *sdev) | |
1607 | { | |
1608 | /* only for TAPE */ | |
1609 | if (sdev->type != TYPE_TAPE) | |
1610 | return; | |
1611 | ||
1612 | if (!(ioc->facts.IOCCapabilities & MPI2_IOCFACTS_CAPABILITY_TLR)) | |
1613 | return; | |
1614 | ||
1615 | sas_enable_tlr(sdev); | |
1616 | sdev_printk(KERN_INFO, sdev, "TLR %s\n", | |
1617 | sas_is_tlr_enabled(sdev) ? "Enabled" : "Disabled"); | |
1618 | return; | |
1619 | ||
1620 | } | |
1621 | ||
635374e7 | 1622 | /** |
d5d135b3 | 1623 | * _scsih_slave_configure - device configure routine. |
635374e7 EM |
1624 | * @sdev: scsi device struct |
1625 | * | |
1626 | * Returns 0 if ok. Any other return is assumed to be an error and | |
1627 | * the device is ignored. | |
1628 | */ | |
1629 | static int | |
d5d135b3 | 1630 | _scsih_slave_configure(struct scsi_device *sdev) |
635374e7 EM |
1631 | { |
1632 | struct Scsi_Host *shost = sdev->host; | |
1633 | struct MPT2SAS_ADAPTER *ioc = shost_priv(shost); | |
1634 | struct MPT2SAS_DEVICE *sas_device_priv_data; | |
1635 | struct MPT2SAS_TARGET *sas_target_priv_data; | |
1636 | struct _sas_device *sas_device; | |
1637 | struct _raid_device *raid_device; | |
1638 | unsigned long flags; | |
1639 | int qdepth; | |
1640 | u8 ssp_target = 0; | |
1641 | char *ds = ""; | |
1642 | char *r_level = ""; | |
1643 | ||
1644 | qdepth = 1; | |
1645 | sas_device_priv_data = sdev->hostdata; | |
1646 | sas_device_priv_data->configured_lun = 1; | |
1647 | sas_device_priv_data->flags &= ~MPT_DEVICE_FLAGS_INIT; | |
1648 | sas_target_priv_data = sas_device_priv_data->sas_target; | |
1649 | ||
1650 | /* raid volume handling */ | |
1651 | if (sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME) { | |
1652 | ||
1653 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
1654 | raid_device = _scsih_raid_device_find_by_handle(ioc, | |
1655 | sas_target_priv_data->handle); | |
1656 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
1657 | if (!raid_device) { | |
1658 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
1659 | ioc->name, __FILE__, __LINE__, __func__); | |
1660 | return 0; | |
1661 | } | |
1662 | ||
1663 | _scsih_get_volume_capabilities(ioc, raid_device); | |
1664 | ||
1665 | /* RAID Queue Depth Support | |
1666 | * IS volume = underlying qdepth of drive type, either | |
1667 | * MPT2SAS_SAS_QUEUE_DEPTH or MPT2SAS_SATA_QUEUE_DEPTH | |
1668 | * IM/IME/R10 = 128 (MPT2SAS_RAID_QUEUE_DEPTH) | |
1669 | */ | |
1670 | if (raid_device->device_info & | |
1671 | MPI2_SAS_DEVICE_INFO_SSP_TARGET) { | |
1672 | qdepth = MPT2SAS_SAS_QUEUE_DEPTH; | |
1673 | ds = "SSP"; | |
1674 | } else { | |
1675 | qdepth = MPT2SAS_SATA_QUEUE_DEPTH; | |
1676 | if (raid_device->device_info & | |
1677 | MPI2_SAS_DEVICE_INFO_SATA_DEVICE) | |
1678 | ds = "SATA"; | |
1679 | else | |
1680 | ds = "STP"; | |
1681 | } | |
1682 | ||
1683 | switch (raid_device->volume_type) { | |
1684 | case MPI2_RAID_VOL_TYPE_RAID0: | |
1685 | r_level = "RAID0"; | |
1686 | break; | |
1687 | case MPI2_RAID_VOL_TYPE_RAID1E: | |
1688 | qdepth = MPT2SAS_RAID_QUEUE_DEPTH; | |
ed79f128 KD |
1689 | if (ioc->manu_pg10.OEMIdentifier && |
1690 | (ioc->manu_pg10.GenericFlags0 & | |
1691 | MFG10_GF0_R10_DISPLAY) && | |
1692 | !(raid_device->num_pds % 2)) | |
1693 | r_level = "RAID10"; | |
1694 | else | |
1695 | r_level = "RAID1E"; | |
635374e7 EM |
1696 | break; |
1697 | case MPI2_RAID_VOL_TYPE_RAID1: | |
1698 | qdepth = MPT2SAS_RAID_QUEUE_DEPTH; | |
1699 | r_level = "RAID1"; | |
1700 | break; | |
1701 | case MPI2_RAID_VOL_TYPE_RAID10: | |
1702 | qdepth = MPT2SAS_RAID_QUEUE_DEPTH; | |
1703 | r_level = "RAID10"; | |
1704 | break; | |
1705 | case MPI2_RAID_VOL_TYPE_UNKNOWN: | |
1706 | default: | |
1707 | qdepth = MPT2SAS_RAID_QUEUE_DEPTH; | |
1708 | r_level = "RAIDX"; | |
1709 | break; | |
1710 | } | |
1711 | ||
1712 | sdev_printk(KERN_INFO, sdev, "%s: " | |
1713 | "handle(0x%04x), wwid(0x%016llx), pd_count(%d), type(%s)\n", | |
1714 | r_level, raid_device->handle, | |
1715 | (unsigned long long)raid_device->wwid, | |
1716 | raid_device->num_pds, ds); | |
e881a172 | 1717 | _scsih_change_queue_depth(sdev, qdepth, SCSI_QDEPTH_DEFAULT); |
f7c95ef0 KD |
1718 | /* raid transport support */ |
1719 | _scsih_set_level(sdev, raid_device); | |
635374e7 EM |
1720 | return 0; |
1721 | } | |
1722 | ||
1723 | /* non-raid handling */ | |
1724 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
1725 | sas_device = mpt2sas_scsih_sas_device_find_by_sas_address(ioc, | |
1726 | sas_device_priv_data->sas_target->sas_address); | |
1727 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
1728 | if (sas_device) { | |
1729 | if (sas_target_priv_data->flags & | |
1730 | MPT_TARGET_FLAGS_RAID_COMPONENT) { | |
1731 | mpt2sas_config_get_volume_handle(ioc, | |
1732 | sas_device->handle, &sas_device->volume_handle); | |
1733 | mpt2sas_config_get_volume_wwid(ioc, | |
1734 | sas_device->volume_handle, | |
1735 | &sas_device->volume_wwid); | |
1736 | } | |
1737 | if (sas_device->device_info & MPI2_SAS_DEVICE_INFO_SSP_TARGET) { | |
1738 | qdepth = MPT2SAS_SAS_QUEUE_DEPTH; | |
1739 | ssp_target = 1; | |
1740 | ds = "SSP"; | |
1741 | } else { | |
1742 | qdepth = MPT2SAS_SATA_QUEUE_DEPTH; | |
1743 | if (sas_device->device_info & | |
1744 | MPI2_SAS_DEVICE_INFO_STP_TARGET) | |
1745 | ds = "STP"; | |
1746 | else if (sas_device->device_info & | |
1747 | MPI2_SAS_DEVICE_INFO_SATA_DEVICE) | |
1748 | ds = "SATA"; | |
1749 | } | |
1750 | ||
1751 | sdev_printk(KERN_INFO, sdev, "%s: handle(0x%04x), " | |
7fbae67a | 1752 | "sas_addr(0x%016llx), phy(%d), device_name(0x%016llx)\n", |
635374e7 EM |
1753 | ds, sas_device->handle, |
1754 | (unsigned long long)sas_device->sas_address, | |
7fbae67a | 1755 | sas_device->phy, |
635374e7 EM |
1756 | (unsigned long long)sas_device->device_name); |
1757 | sdev_printk(KERN_INFO, sdev, "%s: " | |
1758 | "enclosure_logical_id(0x%016llx), slot(%d)\n", ds, | |
1759 | (unsigned long long) sas_device->enclosure_logical_id, | |
1760 | sas_device->slot); | |
1761 | ||
1762 | if (!ssp_target) | |
d5d135b3 | 1763 | _scsih_display_sata_capabilities(ioc, sas_device, sdev); |
635374e7 EM |
1764 | } |
1765 | ||
e881a172 | 1766 | _scsih_change_queue_depth(sdev, qdepth, SCSI_QDEPTH_DEFAULT); |
635374e7 | 1767 | |
84f0b04a | 1768 | if (ssp_target) { |
635374e7 | 1769 | sas_read_port_mode_page(sdev); |
84f0b04a KD |
1770 | _scsih_enable_tlr(ioc, sdev); |
1771 | } | |
635374e7 EM |
1772 | return 0; |
1773 | } | |
1774 | ||
1775 | /** | |
d5d135b3 | 1776 | * _scsih_bios_param - fetch head, sector, cylinder info for a disk |
635374e7 EM |
1777 | * @sdev: scsi device struct |
1778 | * @bdev: pointer to block device context | |
1779 | * @capacity: device size (in 512 byte sectors) | |
1780 | * @params: three element array to place output: | |
1781 | * params[0] number of heads (max 255) | |
1782 | * params[1] number of sectors (max 63) | |
1783 | * params[2] number of cylinders | |
1784 | * | |
1785 | * Return nothing. | |
1786 | */ | |
1787 | static int | |
d5d135b3 | 1788 | _scsih_bios_param(struct scsi_device *sdev, struct block_device *bdev, |
635374e7 EM |
1789 | sector_t capacity, int params[]) |
1790 | { | |
1791 | int heads; | |
1792 | int sectors; | |
1793 | sector_t cylinders; | |
1794 | ulong dummy; | |
1795 | ||
1796 | heads = 64; | |
1797 | sectors = 32; | |
1798 | ||
1799 | dummy = heads * sectors; | |
1800 | cylinders = capacity; | |
1801 | sector_div(cylinders, dummy); | |
1802 | ||
1803 | /* | |
1804 | * Handle extended translation size for logical drives | |
1805 | * > 1Gb | |
1806 | */ | |
1807 | if ((ulong)capacity >= 0x200000) { | |
1808 | heads = 255; | |
1809 | sectors = 63; | |
1810 | dummy = heads * sectors; | |
1811 | cylinders = capacity; | |
1812 | sector_div(cylinders, dummy); | |
1813 | } | |
1814 | ||
1815 | /* return result */ | |
1816 | params[0] = heads; | |
1817 | params[1] = sectors; | |
1818 | params[2] = cylinders; | |
1819 | ||
1820 | return 0; | |
1821 | } | |
1822 | ||
1823 | /** | |
1824 | * _scsih_response_code - translation of device response code | |
1825 | * @ioc: per adapter object | |
1826 | * @response_code: response code returned by the device | |
1827 | * | |
1828 | * Return nothing. | |
1829 | */ | |
1830 | static void | |
1831 | _scsih_response_code(struct MPT2SAS_ADAPTER *ioc, u8 response_code) | |
1832 | { | |
1833 | char *desc; | |
1834 | ||
1835 | switch (response_code) { | |
1836 | case MPI2_SCSITASKMGMT_RSP_TM_COMPLETE: | |
1837 | desc = "task management request completed"; | |
1838 | break; | |
1839 | case MPI2_SCSITASKMGMT_RSP_INVALID_FRAME: | |
1840 | desc = "invalid frame"; | |
1841 | break; | |
1842 | case MPI2_SCSITASKMGMT_RSP_TM_NOT_SUPPORTED: | |
1843 | desc = "task management request not supported"; | |
1844 | break; | |
1845 | case MPI2_SCSITASKMGMT_RSP_TM_FAILED: | |
1846 | desc = "task management request failed"; | |
1847 | break; | |
1848 | case MPI2_SCSITASKMGMT_RSP_TM_SUCCEEDED: | |
1849 | desc = "task management request succeeded"; | |
1850 | break; | |
1851 | case MPI2_SCSITASKMGMT_RSP_TM_INVALID_LUN: | |
1852 | desc = "invalid lun"; | |
1853 | break; | |
1854 | case 0xA: | |
1855 | desc = "overlapped tag attempted"; | |
1856 | break; | |
1857 | case MPI2_SCSITASKMGMT_RSP_IO_QUEUED_ON_IOC: | |
1858 | desc = "task queued, however not sent to target"; | |
1859 | break; | |
1860 | default: | |
1861 | desc = "unknown"; | |
1862 | break; | |
1863 | } | |
1864 | printk(MPT2SAS_WARN_FMT "response_code(0x%01x): %s\n", | |
1865 | ioc->name, response_code, desc); | |
1866 | } | |
1867 | ||
1868 | /** | |
d5d135b3 | 1869 | * _scsih_tm_done - tm completion routine |
635374e7 EM |
1870 | * @ioc: per adapter object |
1871 | * @smid: system request message index | |
7b936b02 | 1872 | * @msix_index: MSIX table index supplied by the OS |
635374e7 EM |
1873 | * @reply: reply message frame(lower 32bit addr) |
1874 | * Context: none. | |
1875 | * | |
1876 | * The callback handler when using scsih_issue_tm. | |
1877 | * | |
77e63ed4 KD |
1878 | * Return 1 meaning mf should be freed from _base_interrupt |
1879 | * 0 means the mf is freed from this function. | |
635374e7 | 1880 | */ |
77e63ed4 | 1881 | static u8 |
7b936b02 | 1882 | _scsih_tm_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply) |
635374e7 EM |
1883 | { |
1884 | MPI2DefaultReply_t *mpi_reply; | |
1885 | ||
1886 | if (ioc->tm_cmds.status == MPT2_CMD_NOT_USED) | |
77e63ed4 | 1887 | return 1; |
635374e7 | 1888 | if (ioc->tm_cmds.smid != smid) |
77e63ed4 | 1889 | return 1; |
635374e7 EM |
1890 | ioc->tm_cmds.status |= MPT2_CMD_COMPLETE; |
1891 | mpi_reply = mpt2sas_base_get_reply_virt_addr(ioc, reply); | |
1892 | if (mpi_reply) { | |
1893 | memcpy(ioc->tm_cmds.reply, mpi_reply, mpi_reply->MsgLength*4); | |
1894 | ioc->tm_cmds.status |= MPT2_CMD_REPLY_VALID; | |
1895 | } | |
1896 | ioc->tm_cmds.status &= ~MPT2_CMD_PENDING; | |
1897 | complete(&ioc->tm_cmds.done); | |
77e63ed4 | 1898 | return 1; |
635374e7 EM |
1899 | } |
1900 | ||
1901 | /** | |
1902 | * mpt2sas_scsih_set_tm_flag - set per target tm_busy | |
1903 | * @ioc: per adapter object | |
1904 | * @handle: device handle | |
1905 | * | |
1906 | * During taskmangement request, we need to freeze the device queue. | |
1907 | */ | |
1908 | void | |
1909 | mpt2sas_scsih_set_tm_flag(struct MPT2SAS_ADAPTER *ioc, u16 handle) | |
1910 | { | |
1911 | struct MPT2SAS_DEVICE *sas_device_priv_data; | |
1912 | struct scsi_device *sdev; | |
1913 | u8 skip = 0; | |
1914 | ||
1915 | shost_for_each_device(sdev, ioc->shost) { | |
1916 | if (skip) | |
1917 | continue; | |
1918 | sas_device_priv_data = sdev->hostdata; | |
1919 | if (!sas_device_priv_data) | |
1920 | continue; | |
1921 | if (sas_device_priv_data->sas_target->handle == handle) { | |
1922 | sas_device_priv_data->sas_target->tm_busy = 1; | |
1923 | skip = 1; | |
1924 | ioc->ignore_loginfos = 1; | |
1925 | } | |
1926 | } | |
1927 | } | |
1928 | ||
1929 | /** | |
1930 | * mpt2sas_scsih_clear_tm_flag - clear per target tm_busy | |
1931 | * @ioc: per adapter object | |
1932 | * @handle: device handle | |
1933 | * | |
1934 | * During taskmangement request, we need to freeze the device queue. | |
1935 | */ | |
1936 | void | |
1937 | mpt2sas_scsih_clear_tm_flag(struct MPT2SAS_ADAPTER *ioc, u16 handle) | |
1938 | { | |
1939 | struct MPT2SAS_DEVICE *sas_device_priv_data; | |
1940 | struct scsi_device *sdev; | |
1941 | u8 skip = 0; | |
1942 | ||
1943 | shost_for_each_device(sdev, ioc->shost) { | |
1944 | if (skip) | |
1945 | continue; | |
1946 | sas_device_priv_data = sdev->hostdata; | |
1947 | if (!sas_device_priv_data) | |
1948 | continue; | |
1949 | if (sas_device_priv_data->sas_target->handle == handle) { | |
1950 | sas_device_priv_data->sas_target->tm_busy = 0; | |
1951 | skip = 1; | |
1952 | ioc->ignore_loginfos = 0; | |
1953 | } | |
1954 | } | |
1955 | } | |
1956 | ||
8ed9a03a | 1957 | |
635374e7 EM |
1958 | /** |
1959 | * mpt2sas_scsih_issue_tm - main routine for sending tm requests | |
1960 | * @ioc: per adapter struct | |
1961 | * @device_handle: device handle | |
8ed9a03a KD |
1962 | * @channel: the channel assigned by the OS |
1963 | * @id: the id assigned by the OS | |
635374e7 EM |
1964 | * @lun: lun number |
1965 | * @type: MPI2_SCSITASKMGMT_TASKTYPE__XXX (defined in mpi2_init.h) | |
1966 | * @smid_task: smid assigned to the task | |
1967 | * @timeout: timeout in seconds | |
8ed9a03a | 1968 | * Context: user |
635374e7 EM |
1969 | * |
1970 | * A generic API for sending task management requests to firmware. | |
1971 | * | |
635374e7 EM |
1972 | * The callback index is set inside `ioc->tm_cb_idx`. |
1973 | * | |
8ed9a03a | 1974 | * Return SUCCESS or FAILED. |
635374e7 | 1975 | */ |
8ed9a03a KD |
1976 | int |
1977 | mpt2sas_scsih_issue_tm(struct MPT2SAS_ADAPTER *ioc, u16 handle, uint channel, | |
1978 | uint id, uint lun, u8 type, u16 smid_task, ulong timeout, | |
1979 | struct scsi_cmnd *scmd) | |
635374e7 EM |
1980 | { |
1981 | Mpi2SCSITaskManagementRequest_t *mpi_request; | |
1982 | Mpi2SCSITaskManagementReply_t *mpi_reply; | |
1983 | u16 smid = 0; | |
1984 | u32 ioc_state; | |
1985 | unsigned long timeleft; | |
8ed9a03a KD |
1986 | struct scsi_cmnd *scmd_lookup; |
1987 | int rc; | |
635374e7 | 1988 | |
8ed9a03a | 1989 | mutex_lock(&ioc->tm_cmds.mutex); |
155dd4c7 KD |
1990 | if (ioc->tm_cmds.status != MPT2_CMD_NOT_USED) { |
1991 | printk(MPT2SAS_INFO_FMT "%s: tm_cmd busy!!!\n", | |
1992 | __func__, ioc->name); | |
8ed9a03a KD |
1993 | rc = FAILED; |
1994 | goto err_out; | |
155dd4c7 KD |
1995 | } |
1996 | ||
6558bbb1 | 1997 | if (ioc->shost_recovery || ioc->remove_host) { |
635374e7 EM |
1998 | printk(MPT2SAS_INFO_FMT "%s: host reset in progress!\n", |
1999 | __func__, ioc->name); | |
8ed9a03a KD |
2000 | rc = FAILED; |
2001 | goto err_out; | |
635374e7 | 2002 | } |
635374e7 EM |
2003 | |
2004 | ioc_state = mpt2sas_base_get_iocstate(ioc, 0); | |
2005 | if (ioc_state & MPI2_DOORBELL_USED) { | |
eabb08ad | 2006 | dhsprintk(ioc, printk(MPT2SAS_INFO_FMT "unexpected doorbell " |
635374e7 | 2007 | "active!\n", ioc->name)); |
8ed9a03a KD |
2008 | mpt2sas_base_hard_reset_handler(ioc, CAN_SLEEP, |
2009 | FORCE_BIG_HAMMER); | |
2010 | rc = SUCCESS; | |
2011 | goto err_out; | |
635374e7 EM |
2012 | } |
2013 | ||
2014 | if ((ioc_state & MPI2_IOC_STATE_MASK) == MPI2_IOC_STATE_FAULT) { | |
2015 | mpt2sas_base_fault_info(ioc, ioc_state & | |
2016 | MPI2_DOORBELL_DATA_MASK); | |
8ed9a03a KD |
2017 | mpt2sas_base_hard_reset_handler(ioc, CAN_SLEEP, |
2018 | FORCE_BIG_HAMMER); | |
2019 | rc = SUCCESS; | |
2020 | goto err_out; | |
635374e7 EM |
2021 | } |
2022 | ||
595bb0bd | 2023 | smid = mpt2sas_base_get_smid_hpr(ioc, ioc->tm_cb_idx); |
635374e7 EM |
2024 | if (!smid) { |
2025 | printk(MPT2SAS_ERR_FMT "%s: failed obtaining a smid\n", | |
2026 | ioc->name, __func__); | |
8ed9a03a KD |
2027 | rc = FAILED; |
2028 | goto err_out; | |
635374e7 EM |
2029 | } |
2030 | ||
2031 | dtmprintk(ioc, printk(MPT2SAS_INFO_FMT "sending tm: handle(0x%04x)," | |
595bb0bd KD |
2032 | " task_type(0x%02x), smid(%d)\n", ioc->name, handle, type, |
2033 | smid_task)); | |
635374e7 EM |
2034 | ioc->tm_cmds.status = MPT2_CMD_PENDING; |
2035 | mpi_request = mpt2sas_base_get_msg_frame(ioc, smid); | |
2036 | ioc->tm_cmds.smid = smid; | |
2037 | memset(mpi_request, 0, sizeof(Mpi2SCSITaskManagementRequest_t)); | |
2038 | mpi_request->Function = MPI2_FUNCTION_SCSI_TASK_MGMT; | |
2039 | mpi_request->DevHandle = cpu_to_le16(handle); | |
2040 | mpi_request->TaskType = type; | |
2041 | mpi_request->TaskMID = cpu_to_le16(smid_task); | |
2042 | int_to_scsilun(lun, (struct scsi_lun *)mpi_request->LUN); | |
2043 | mpt2sas_scsih_set_tm_flag(ioc, handle); | |
5b768581 | 2044 | init_completion(&ioc->tm_cmds.done); |
7b936b02 | 2045 | mpt2sas_base_put_smid_hi_priority(ioc, smid); |
635374e7 | 2046 | timeleft = wait_for_completion_timeout(&ioc->tm_cmds.done, timeout*HZ); |
635374e7 EM |
2047 | if (!(ioc->tm_cmds.status & MPT2_CMD_COMPLETE)) { |
2048 | printk(MPT2SAS_ERR_FMT "%s: timeout\n", | |
2049 | ioc->name, __func__); | |
2050 | _debug_dump_mf(mpi_request, | |
2051 | sizeof(Mpi2SCSITaskManagementRequest_t)/4); | |
8ed9a03a KD |
2052 | if (!(ioc->tm_cmds.status & MPT2_CMD_RESET)) { |
2053 | mpt2sas_base_hard_reset_handler(ioc, CAN_SLEEP, | |
2054 | FORCE_BIG_HAMMER); | |
2055 | rc = SUCCESS; | |
2056 | ioc->tm_cmds.status = MPT2_CMD_NOT_USED; | |
2057 | mpt2sas_scsih_clear_tm_flag(ioc, handle); | |
2058 | goto err_out; | |
2059 | } | |
635374e7 EM |
2060 | } |
2061 | ||
2062 | if (ioc->tm_cmds.status & MPT2_CMD_REPLY_VALID) { | |
2063 | mpi_reply = ioc->tm_cmds.reply; | |
2064 | dtmprintk(ioc, printk(MPT2SAS_INFO_FMT "complete tm: " | |
2065 | "ioc_status(0x%04x), loginfo(0x%08x), term_count(0x%08x)\n", | |
2066 | ioc->name, le16_to_cpu(mpi_reply->IOCStatus), | |
2067 | le32_to_cpu(mpi_reply->IOCLogInfo), | |
2068 | le32_to_cpu(mpi_reply->TerminationCount))); | |
8ed9a03a | 2069 | if (ioc->logging_level & MPT_DEBUG_TM) { |
635374e7 | 2070 | _scsih_response_code(ioc, mpi_reply->ResponseCode); |
8ed9a03a KD |
2071 | if (mpi_reply->IOCStatus) |
2072 | _debug_dump_mf(mpi_request, | |
2073 | sizeof(Mpi2SCSITaskManagementRequest_t)/4); | |
2074 | } | |
635374e7 | 2075 | } |
8ed9a03a KD |
2076 | |
2077 | /* sanity check: | |
2078 | * Check to see the commands were terminated. | |
2079 | * This is only needed for eh callbacks, hence the scmd check. | |
2080 | */ | |
2081 | rc = FAILED; | |
2082 | if (scmd == NULL) | |
2083 | goto bypass_sanity_checks; | |
2084 | switch (type) { | |
2085 | case MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK: | |
2086 | scmd_lookup = _scsih_scsi_lookup_get(ioc, smid_task); | |
2087 | if (scmd_lookup && (scmd_lookup->serial_number == | |
2088 | scmd->serial_number)) | |
2089 | rc = FAILED; | |
2090 | else | |
2091 | rc = SUCCESS; | |
2092 | break; | |
2093 | ||
2094 | case MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET: | |
2095 | if (_scsih_scsi_lookup_find_by_target(ioc, id, channel)) | |
2096 | rc = FAILED; | |
2097 | else | |
2098 | rc = SUCCESS; | |
2099 | break; | |
2100 | ||
2101 | case MPI2_SCSITASKMGMT_TASKTYPE_LOGICAL_UNIT_RESET: | |
2102 | if (_scsih_scsi_lookup_find_by_lun(ioc, id, lun, channel)) | |
2103 | rc = FAILED; | |
2104 | else | |
2105 | rc = SUCCESS; | |
2106 | break; | |
2107 | } | |
2108 | ||
2109 | bypass_sanity_checks: | |
2110 | ||
2111 | mpt2sas_scsih_clear_tm_flag(ioc, handle); | |
2112 | ioc->tm_cmds.status = MPT2_CMD_NOT_USED; | |
2113 | mutex_unlock(&ioc->tm_cmds.mutex); | |
2114 | ||
2115 | return rc; | |
2116 | ||
2117 | err_out: | |
2118 | mutex_unlock(&ioc->tm_cmds.mutex); | |
2119 | return rc; | |
635374e7 EM |
2120 | } |
2121 | ||
2122 | /** | |
d5d135b3 | 2123 | * _scsih_abort - eh threads main abort routine |
635374e7 EM |
2124 | * @sdev: scsi device struct |
2125 | * | |
2126 | * Returns SUCCESS if command aborted else FAILED | |
2127 | */ | |
2128 | static int | |
d5d135b3 | 2129 | _scsih_abort(struct scsi_cmnd *scmd) |
635374e7 EM |
2130 | { |
2131 | struct MPT2SAS_ADAPTER *ioc = shost_priv(scmd->device->host); | |
2132 | struct MPT2SAS_DEVICE *sas_device_priv_data; | |
2133 | u16 smid; | |
2134 | u16 handle; | |
2135 | int r; | |
635374e7 EM |
2136 | |
2137 | printk(MPT2SAS_INFO_FMT "attempting task abort! scmd(%p)\n", | |
2138 | ioc->name, scmd); | |
2139 | scsi_print_command(scmd); | |
2140 | ||
2141 | sas_device_priv_data = scmd->device->hostdata; | |
2142 | if (!sas_device_priv_data || !sas_device_priv_data->sas_target) { | |
2143 | printk(MPT2SAS_INFO_FMT "device been deleted! scmd(%p)\n", | |
2144 | ioc->name, scmd); | |
2145 | scmd->result = DID_NO_CONNECT << 16; | |
2146 | scmd->scsi_done(scmd); | |
2147 | r = SUCCESS; | |
2148 | goto out; | |
2149 | } | |
2150 | ||
2151 | /* search for the command */ | |
2152 | smid = _scsih_scsi_lookup_find_by_scmd(ioc, scmd); | |
2153 | if (!smid) { | |
2154 | scmd->result = DID_RESET << 16; | |
2155 | r = SUCCESS; | |
2156 | goto out; | |
2157 | } | |
2158 | ||
2159 | /* for hidden raid components and volumes this is not supported */ | |
2160 | if (sas_device_priv_data->sas_target->flags & | |
2161 | MPT_TARGET_FLAGS_RAID_COMPONENT || | |
2162 | sas_device_priv_data->sas_target->flags & MPT_TARGET_FLAGS_VOLUME) { | |
2163 | scmd->result = DID_RESET << 16; | |
2164 | r = FAILED; | |
2165 | goto out; | |
2166 | } | |
2167 | ||
fa7f3167 KD |
2168 | mpt2sas_halt_firmware(ioc); |
2169 | ||
635374e7 | 2170 | handle = sas_device_priv_data->sas_target->handle; |
8ed9a03a KD |
2171 | r = mpt2sas_scsih_issue_tm(ioc, handle, scmd->device->channel, |
2172 | scmd->device->id, scmd->device->lun, | |
2173 | MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK, smid, 30, scmd); | |
635374e7 EM |
2174 | |
2175 | out: | |
2176 | printk(MPT2SAS_INFO_FMT "task abort: %s scmd(%p)\n", | |
2177 | ioc->name, ((r == SUCCESS) ? "SUCCESS" : "FAILED"), scmd); | |
2178 | return r; | |
2179 | } | |
2180 | ||
635374e7 | 2181 | /** |
d5d135b3 | 2182 | * _scsih_dev_reset - eh threads main device reset routine |
635374e7 EM |
2183 | * @sdev: scsi device struct |
2184 | * | |
2185 | * Returns SUCCESS if command aborted else FAILED | |
2186 | */ | |
2187 | static int | |
d5d135b3 | 2188 | _scsih_dev_reset(struct scsi_cmnd *scmd) |
635374e7 EM |
2189 | { |
2190 | struct MPT2SAS_ADAPTER *ioc = shost_priv(scmd->device->host); | |
2191 | struct MPT2SAS_DEVICE *sas_device_priv_data; | |
2192 | struct _sas_device *sas_device; | |
2193 | unsigned long flags; | |
2194 | u16 handle; | |
2195 | int r; | |
2196 | ||
993e0da7 | 2197 | printk(MPT2SAS_INFO_FMT "attempting device reset! scmd(%p)\n", |
635374e7 EM |
2198 | ioc->name, scmd); |
2199 | scsi_print_command(scmd); | |
2200 | ||
2201 | sas_device_priv_data = scmd->device->hostdata; | |
2202 | if (!sas_device_priv_data || !sas_device_priv_data->sas_target) { | |
2203 | printk(MPT2SAS_INFO_FMT "device been deleted! scmd(%p)\n", | |
2204 | ioc->name, scmd); | |
2205 | scmd->result = DID_NO_CONNECT << 16; | |
2206 | scmd->scsi_done(scmd); | |
2207 | r = SUCCESS; | |
2208 | goto out; | |
2209 | } | |
2210 | ||
2211 | /* for hidden raid components obtain the volume_handle */ | |
2212 | handle = 0; | |
2213 | if (sas_device_priv_data->sas_target->flags & | |
2214 | MPT_TARGET_FLAGS_RAID_COMPONENT) { | |
2215 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
2216 | sas_device = _scsih_sas_device_find_by_handle(ioc, | |
2217 | sas_device_priv_data->sas_target->handle); | |
2218 | if (sas_device) | |
2219 | handle = sas_device->volume_handle; | |
2220 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
2221 | } else | |
2222 | handle = sas_device_priv_data->sas_target->handle; | |
2223 | ||
2224 | if (!handle) { | |
2225 | scmd->result = DID_RESET << 16; | |
2226 | r = FAILED; | |
2227 | goto out; | |
2228 | } | |
2229 | ||
8ed9a03a KD |
2230 | r = mpt2sas_scsih_issue_tm(ioc, handle, scmd->device->channel, |
2231 | scmd->device->id, scmd->device->lun, | |
2232 | MPI2_SCSITASKMGMT_TASKTYPE_LOGICAL_UNIT_RESET, 0, 30, scmd); | |
993e0da7 EM |
2233 | |
2234 | out: | |
2235 | printk(MPT2SAS_INFO_FMT "device reset: %s scmd(%p)\n", | |
2236 | ioc->name, ((r == SUCCESS) ? "SUCCESS" : "FAILED"), scmd); | |
2237 | return r; | |
2238 | } | |
2239 | ||
2240 | /** | |
d5d135b3 | 2241 | * _scsih_target_reset - eh threads main target reset routine |
993e0da7 EM |
2242 | * @sdev: scsi device struct |
2243 | * | |
2244 | * Returns SUCCESS if command aborted else FAILED | |
2245 | */ | |
2246 | static int | |
d5d135b3 | 2247 | _scsih_target_reset(struct scsi_cmnd *scmd) |
993e0da7 EM |
2248 | { |
2249 | struct MPT2SAS_ADAPTER *ioc = shost_priv(scmd->device->host); | |
2250 | struct MPT2SAS_DEVICE *sas_device_priv_data; | |
2251 | struct _sas_device *sas_device; | |
2252 | unsigned long flags; | |
2253 | u16 handle; | |
2254 | int r; | |
2255 | ||
2256 | printk(MPT2SAS_INFO_FMT "attempting target reset! scmd(%p)\n", | |
2257 | ioc->name, scmd); | |
2258 | scsi_print_command(scmd); | |
2259 | ||
2260 | sas_device_priv_data = scmd->device->hostdata; | |
2261 | if (!sas_device_priv_data || !sas_device_priv_data->sas_target) { | |
2262 | printk(MPT2SAS_INFO_FMT "target been deleted! scmd(%p)\n", | |
2263 | ioc->name, scmd); | |
2264 | scmd->result = DID_NO_CONNECT << 16; | |
2265 | scmd->scsi_done(scmd); | |
2266 | r = SUCCESS; | |
2267 | goto out; | |
2268 | } | |
2269 | ||
2270 | /* for hidden raid components obtain the volume_handle */ | |
2271 | handle = 0; | |
2272 | if (sas_device_priv_data->sas_target->flags & | |
2273 | MPT_TARGET_FLAGS_RAID_COMPONENT) { | |
2274 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
2275 | sas_device = _scsih_sas_device_find_by_handle(ioc, | |
2276 | sas_device_priv_data->sas_target->handle); | |
2277 | if (sas_device) | |
2278 | handle = sas_device->volume_handle; | |
2279 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
2280 | } else | |
2281 | handle = sas_device_priv_data->sas_target->handle; | |
2282 | ||
2283 | if (!handle) { | |
2284 | scmd->result = DID_RESET << 16; | |
2285 | r = FAILED; | |
2286 | goto out; | |
2287 | } | |
2288 | ||
8ed9a03a KD |
2289 | r = mpt2sas_scsih_issue_tm(ioc, handle, scmd->device->channel, |
2290 | scmd->device->id, 0, MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET, 0, | |
2291 | 30, scmd); | |
635374e7 EM |
2292 | |
2293 | out: | |
2294 | printk(MPT2SAS_INFO_FMT "target reset: %s scmd(%p)\n", | |
2295 | ioc->name, ((r == SUCCESS) ? "SUCCESS" : "FAILED"), scmd); | |
2296 | return r; | |
2297 | } | |
2298 | ||
2299 | /** | |
595bb0bd | 2300 | * _scsih_host_reset - eh threads main host reset routine |
635374e7 EM |
2301 | * @sdev: scsi device struct |
2302 | * | |
2303 | * Returns SUCCESS if command aborted else FAILED | |
2304 | */ | |
2305 | static int | |
d5d135b3 | 2306 | _scsih_host_reset(struct scsi_cmnd *scmd) |
635374e7 EM |
2307 | { |
2308 | struct MPT2SAS_ADAPTER *ioc = shost_priv(scmd->device->host); | |
2309 | int r, retval; | |
2310 | ||
2311 | printk(MPT2SAS_INFO_FMT "attempting host reset! scmd(%p)\n", | |
2312 | ioc->name, scmd); | |
2313 | scsi_print_command(scmd); | |
2314 | ||
2315 | retval = mpt2sas_base_hard_reset_handler(ioc, CAN_SLEEP, | |
2316 | FORCE_BIG_HAMMER); | |
2317 | r = (retval < 0) ? FAILED : SUCCESS; | |
2318 | printk(MPT2SAS_INFO_FMT "host reset: %s scmd(%p)\n", | |
2319 | ioc->name, ((r == SUCCESS) ? "SUCCESS" : "FAILED"), scmd); | |
2320 | ||
2321 | return r; | |
2322 | } | |
2323 | ||
2324 | /** | |
2325 | * _scsih_fw_event_add - insert and queue up fw_event | |
2326 | * @ioc: per adapter object | |
2327 | * @fw_event: object describing the event | |
2328 | * Context: This function will acquire ioc->fw_event_lock. | |
2329 | * | |
2330 | * This adds the firmware event object into link list, then queues it up to | |
2331 | * be processed from user context. | |
2332 | * | |
2333 | * Return nothing. | |
2334 | */ | |
2335 | static void | |
2336 | _scsih_fw_event_add(struct MPT2SAS_ADAPTER *ioc, struct fw_event_work *fw_event) | |
2337 | { | |
2338 | unsigned long flags; | |
2339 | ||
2340 | if (ioc->firmware_event_thread == NULL) | |
2341 | return; | |
2342 | ||
2343 | spin_lock_irqsave(&ioc->fw_event_lock, flags); | |
2344 | list_add_tail(&fw_event->list, &ioc->fw_event_list); | |
f1c35e6a KD |
2345 | INIT_DELAYED_WORK(&fw_event->delayed_work, _firmware_event_work); |
2346 | queue_delayed_work(ioc->firmware_event_thread, | |
2347 | &fw_event->delayed_work, 0); | |
635374e7 EM |
2348 | spin_unlock_irqrestore(&ioc->fw_event_lock, flags); |
2349 | } | |
2350 | ||
2351 | /** | |
2352 | * _scsih_fw_event_free - delete fw_event | |
2353 | * @ioc: per adapter object | |
2354 | * @fw_event: object describing the event | |
2355 | * Context: This function will acquire ioc->fw_event_lock. | |
2356 | * | |
2357 | * This removes firmware event object from link list, frees associated memory. | |
2358 | * | |
2359 | * Return nothing. | |
2360 | */ | |
2361 | static void | |
2362 | _scsih_fw_event_free(struct MPT2SAS_ADAPTER *ioc, struct fw_event_work | |
2363 | *fw_event) | |
2364 | { | |
2365 | unsigned long flags; | |
2366 | ||
2367 | spin_lock_irqsave(&ioc->fw_event_lock, flags); | |
2368 | list_del(&fw_event->list); | |
2369 | kfree(fw_event->event_data); | |
2370 | kfree(fw_event); | |
2371 | spin_unlock_irqrestore(&ioc->fw_event_lock, flags); | |
2372 | } | |
2373 | ||
f1c35e6a | 2374 | |
635374e7 | 2375 | /** |
f1c35e6a | 2376 | * _scsih_queue_rescan - queue a topology rescan from user context |
635374e7 | 2377 | * @ioc: per adapter object |
635374e7 EM |
2378 | * |
2379 | * Return nothing. | |
2380 | */ | |
2381 | static void | |
f1c35e6a | 2382 | _scsih_queue_rescan(struct MPT2SAS_ADAPTER *ioc) |
635374e7 | 2383 | { |
f1c35e6a | 2384 | struct fw_event_work *fw_event; |
635374e7 | 2385 | |
f1c35e6a KD |
2386 | if (ioc->wait_for_port_enable_to_complete) |
2387 | return; | |
2388 | fw_event = kzalloc(sizeof(struct fw_event_work), GFP_ATOMIC); | |
2389 | if (!fw_event) | |
2390 | return; | |
2391 | fw_event->event = MPT2SAS_RESCAN_AFTER_HOST_RESET; | |
2392 | fw_event->ioc = ioc; | |
2393 | _scsih_fw_event_add(ioc, fw_event); | |
635374e7 EM |
2394 | } |
2395 | ||
2396 | /** | |
f1c35e6a | 2397 | * _scsih_fw_event_cleanup_queue - cleanup event queue |
635374e7 EM |
2398 | * @ioc: per adapter object |
2399 | * | |
f1c35e6a KD |
2400 | * Walk the firmware event queue, either killing timers, or waiting |
2401 | * for outstanding events to complete | |
635374e7 EM |
2402 | * |
2403 | * Return nothing. | |
2404 | */ | |
2405 | static void | |
f1c35e6a | 2406 | _scsih_fw_event_cleanup_queue(struct MPT2SAS_ADAPTER *ioc) |
635374e7 | 2407 | { |
f1c35e6a | 2408 | struct fw_event_work *fw_event, *next; |
635374e7 | 2409 | |
f1c35e6a KD |
2410 | if (list_empty(&ioc->fw_event_list) || |
2411 | !ioc->firmware_event_thread || in_interrupt()) | |
2412 | return; | |
635374e7 | 2413 | |
f1c35e6a KD |
2414 | list_for_each_entry_safe(fw_event, next, &ioc->fw_event_list, list) { |
2415 | if (cancel_delayed_work(&fw_event->delayed_work)) { | |
2416 | _scsih_fw_event_free(ioc, fw_event); | |
2417 | continue; | |
2418 | } | |
2419 | fw_event->cancel_pending_work = 1; | |
2420 | } | |
635374e7 EM |
2421 | } |
2422 | ||
635374e7 EM |
2423 | /** |
2424 | * _scsih_ublock_io_device - set the device state to SDEV_RUNNING | |
2425 | * @ioc: per adapter object | |
2426 | * @handle: device handle | |
2427 | * | |
2428 | * During device pull we need to appropiately set the sdev state. | |
2429 | */ | |
2430 | static void | |
2431 | _scsih_ublock_io_device(struct MPT2SAS_ADAPTER *ioc, u16 handle) | |
2432 | { | |
2433 | struct MPT2SAS_DEVICE *sas_device_priv_data; | |
2434 | struct scsi_device *sdev; | |
2435 | ||
2436 | shost_for_each_device(sdev, ioc->shost) { | |
2437 | sas_device_priv_data = sdev->hostdata; | |
2438 | if (!sas_device_priv_data) | |
2439 | continue; | |
2440 | if (!sas_device_priv_data->block) | |
2441 | continue; | |
2442 | if (sas_device_priv_data->sas_target->handle == handle) { | |
2443 | dewtprintk(ioc, sdev_printk(KERN_INFO, sdev, | |
2444 | MPT2SAS_INFO_FMT "SDEV_RUNNING: " | |
2445 | "handle(0x%04x)\n", ioc->name, handle)); | |
2446 | sas_device_priv_data->block = 0; | |
34a03bef | 2447 | scsi_internal_device_unblock(sdev); |
635374e7 EM |
2448 | } |
2449 | } | |
2450 | } | |
2451 | ||
2452 | /** | |
2453 | * _scsih_block_io_device - set the device state to SDEV_BLOCK | |
2454 | * @ioc: per adapter object | |
2455 | * @handle: device handle | |
2456 | * | |
2457 | * During device pull we need to appropiately set the sdev state. | |
2458 | */ | |
2459 | static void | |
2460 | _scsih_block_io_device(struct MPT2SAS_ADAPTER *ioc, u16 handle) | |
2461 | { | |
2462 | struct MPT2SAS_DEVICE *sas_device_priv_data; | |
2463 | struct scsi_device *sdev; | |
2464 | ||
2465 | shost_for_each_device(sdev, ioc->shost) { | |
2466 | sas_device_priv_data = sdev->hostdata; | |
2467 | if (!sas_device_priv_data) | |
2468 | continue; | |
2469 | if (sas_device_priv_data->block) | |
2470 | continue; | |
2471 | if (sas_device_priv_data->sas_target->handle == handle) { | |
2472 | dewtprintk(ioc, sdev_printk(KERN_INFO, sdev, | |
2473 | MPT2SAS_INFO_FMT "SDEV_BLOCK: " | |
2474 | "handle(0x%04x)\n", ioc->name, handle)); | |
2475 | sas_device_priv_data->block = 1; | |
34a03bef | 2476 | scsi_internal_device_block(sdev); |
635374e7 EM |
2477 | } |
2478 | } | |
2479 | } | |
2480 | ||
2481 | /** | |
2482 | * _scsih_block_io_to_children_attached_to_ex | |
2483 | * @ioc: per adapter object | |
2484 | * @sas_expander: the sas_device object | |
2485 | * | |
2486 | * This routine set sdev state to SDEV_BLOCK for all devices | |
2487 | * attached to this expander. This function called when expander is | |
2488 | * pulled. | |
2489 | */ | |
2490 | static void | |
2491 | _scsih_block_io_to_children_attached_to_ex(struct MPT2SAS_ADAPTER *ioc, | |
2492 | struct _sas_node *sas_expander) | |
2493 | { | |
2494 | struct _sas_port *mpt2sas_port; | |
2495 | struct _sas_device *sas_device; | |
2496 | struct _sas_node *expander_sibling; | |
2497 | unsigned long flags; | |
2498 | ||
2499 | if (!sas_expander) | |
2500 | return; | |
2501 | ||
2502 | list_for_each_entry(mpt2sas_port, | |
2503 | &sas_expander->sas_port_list, port_list) { | |
2504 | if (mpt2sas_port->remote_identify.device_type == | |
2505 | SAS_END_DEVICE) { | |
2506 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
2507 | sas_device = | |
2508 | mpt2sas_scsih_sas_device_find_by_sas_address(ioc, | |
2509 | mpt2sas_port->remote_identify.sas_address); | |
2510 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
2511 | if (!sas_device) | |
2512 | continue; | |
2513 | _scsih_block_io_device(ioc, sas_device->handle); | |
2514 | } | |
2515 | } | |
2516 | ||
2517 | list_for_each_entry(mpt2sas_port, | |
2518 | &sas_expander->sas_port_list, port_list) { | |
2519 | ||
2520 | if (mpt2sas_port->remote_identify.device_type == | |
2521 | MPI2_SAS_DEVICE_INFO_EDGE_EXPANDER || | |
2522 | mpt2sas_port->remote_identify.device_type == | |
2523 | MPI2_SAS_DEVICE_INFO_FANOUT_EXPANDER) { | |
2524 | ||
2525 | spin_lock_irqsave(&ioc->sas_node_lock, flags); | |
2526 | expander_sibling = | |
2527 | mpt2sas_scsih_expander_find_by_sas_address( | |
2528 | ioc, mpt2sas_port->remote_identify.sas_address); | |
2529 | spin_unlock_irqrestore(&ioc->sas_node_lock, flags); | |
2530 | _scsih_block_io_to_children_attached_to_ex(ioc, | |
2531 | expander_sibling); | |
2532 | } | |
2533 | } | |
2534 | } | |
2535 | ||
2536 | /** | |
2537 | * _scsih_block_io_to_children_attached_directly | |
2538 | * @ioc: per adapter object | |
2539 | * @event_data: topology change event data | |
2540 | * | |
2541 | * This routine set sdev state to SDEV_BLOCK for all devices | |
2542 | * direct attached during device pull. | |
2543 | */ | |
2544 | static void | |
2545 | _scsih_block_io_to_children_attached_directly(struct MPT2SAS_ADAPTER *ioc, | |
2546 | Mpi2EventDataSasTopologyChangeList_t *event_data) | |
2547 | { | |
2548 | int i; | |
2549 | u16 handle; | |
2550 | u16 reason_code; | |
2551 | u8 phy_number; | |
2552 | ||
2553 | for (i = 0; i < event_data->NumEntries; i++) { | |
2554 | handle = le16_to_cpu(event_data->PHY[i].AttachedDevHandle); | |
2555 | if (!handle) | |
2556 | continue; | |
2557 | phy_number = event_data->StartPhyNum + i; | |
2558 | reason_code = event_data->PHY[i].PhyStatus & | |
2559 | MPI2_EVENT_SAS_TOPO_RC_MASK; | |
2560 | if (reason_code == MPI2_EVENT_SAS_TOPO_RC_DELAY_NOT_RESPONDING) | |
2561 | _scsih_block_io_device(ioc, handle); | |
2562 | } | |
2563 | } | |
2564 | ||
77e63ed4 KD |
2565 | /** |
2566 | * _scsih_tm_tr_send - send task management request | |
2567 | * @ioc: per adapter object | |
2568 | * @handle: device handle | |
2569 | * Context: interrupt time. | |
2570 | * | |
2571 | * This code is to initiate the device removal handshake protocal | |
2572 | * with controller firmware. This function will issue target reset | |
2573 | * using high priority request queue. It will send a sas iounit | |
2574 | * controll request (MPI2_SAS_OP_REMOVE_DEVICE) from this completion. | |
2575 | * | |
2576 | * This is designed to send muliple task management request at the same | |
2577 | * time to the fifo. If the fifo is full, we will append the request, | |
2578 | * and process it in a future completion. | |
2579 | */ | |
2580 | static void | |
2581 | _scsih_tm_tr_send(struct MPT2SAS_ADAPTER *ioc, u16 handle) | |
2582 | { | |
2583 | Mpi2SCSITaskManagementRequest_t *mpi_request; | |
77e63ed4 KD |
2584 | u16 smid; |
2585 | struct _sas_device *sas_device; | |
2586 | unsigned long flags; | |
2587 | struct _tr_list *delayed_tr; | |
2588 | ||
1278b11f KD |
2589 | if (ioc->shost_recovery || ioc->remove_host) { |
2590 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: host reset in " | |
2591 | "progress!\n", __func__, ioc->name)); | |
77e63ed4 KD |
2592 | return; |
2593 | } | |
2594 | ||
2595 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
2596 | sas_device = _scsih_sas_device_find_by_handle(ioc, handle); | |
1278b11f KD |
2597 | if (sas_device && sas_device->hidden_raid_component) { |
2598 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
77e63ed4 | 2599 | return; |
1278b11f KD |
2600 | } |
2601 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
77e63ed4 KD |
2602 | |
2603 | smid = mpt2sas_base_get_smid_hpr(ioc, ioc->tm_tr_cb_idx); | |
2604 | if (!smid) { | |
2605 | delayed_tr = kzalloc(sizeof(*delayed_tr), GFP_ATOMIC); | |
2606 | if (!delayed_tr) | |
2607 | return; | |
2608 | INIT_LIST_HEAD(&delayed_tr->list); | |
2609 | delayed_tr->handle = handle; | |
1278b11f | 2610 | list_add_tail(&delayed_tr->list, &ioc->delayed_tr_list); |
a28eb222 | 2611 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT |
1278b11f KD |
2612 | "DELAYED:tr:handle(0x%04x), (open)\n", |
2613 | ioc->name, handle)); | |
2614 | return; | |
77e63ed4 KD |
2615 | } |
2616 | ||
1278b11f KD |
2617 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "tr_send:handle(0x%04x), " |
2618 | "(open), smid(%d), cb(%d)\n", ioc->name, handle, smid, | |
2619 | ioc->tm_tr_cb_idx)); | |
77e63ed4 KD |
2620 | mpi_request = mpt2sas_base_get_msg_frame(ioc, smid); |
2621 | memset(mpi_request, 0, sizeof(Mpi2SCSITaskManagementRequest_t)); | |
2622 | mpi_request->Function = MPI2_FUNCTION_SCSI_TASK_MGMT; | |
2623 | mpi_request->DevHandle = cpu_to_le16(handle); | |
2624 | mpi_request->TaskType = MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET; | |
77e63ed4 KD |
2625 | mpt2sas_base_put_smid_hi_priority(ioc, smid); |
2626 | } | |
2627 | ||
2628 | ||
2629 | ||
2630 | /** | |
2631 | * _scsih_sas_control_complete - completion routine | |
2632 | * @ioc: per adapter object | |
2633 | * @smid: system request message index | |
2634 | * @msix_index: MSIX table index supplied by the OS | |
2635 | * @reply: reply message frame(lower 32bit addr) | |
2636 | * Context: interrupt time. | |
2637 | * | |
2638 | * This is the sas iounit controll completion routine. | |
2639 | * This code is part of the code to initiate the device removal | |
2640 | * handshake protocal with controller firmware. | |
2641 | * | |
2642 | * Return 1 meaning mf should be freed from _base_interrupt | |
2643 | * 0 means the mf is freed from this function. | |
2644 | */ | |
2645 | static u8 | |
2646 | _scsih_sas_control_complete(struct MPT2SAS_ADAPTER *ioc, u16 smid, | |
2647 | u8 msix_index, u32 reply) | |
2648 | { | |
77e63ed4 KD |
2649 | Mpi2SasIoUnitControlReply_t *mpi_reply = |
2650 | mpt2sas_base_get_reply_virt_addr(ioc, reply); | |
2651 | ||
1278b11f KD |
2652 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT |
2653 | "sc_complete:handle(0x%04x), (open) " | |
2654 | "smid(%d), ioc_status(0x%04x), loginfo(0x%08x)\n", | |
2655 | ioc->name, le16_to_cpu(mpi_reply->DevHandle), smid, | |
2656 | le16_to_cpu(mpi_reply->IOCStatus), | |
2657 | le32_to_cpu(mpi_reply->IOCLogInfo))); | |
77e63ed4 KD |
2658 | return 1; |
2659 | } | |
2660 | ||
2661 | /** | |
2662 | * _scsih_tm_tr_complete - | |
2663 | * @ioc: per adapter object | |
2664 | * @smid: system request message index | |
2665 | * @msix_index: MSIX table index supplied by the OS | |
2666 | * @reply: reply message frame(lower 32bit addr) | |
2667 | * Context: interrupt time. | |
2668 | * | |
2669 | * This is the target reset completion routine. | |
2670 | * This code is part of the code to initiate the device removal | |
2671 | * handshake protocal with controller firmware. | |
2672 | * It will send a sas iounit controll request (MPI2_SAS_OP_REMOVE_DEVICE) | |
2673 | * | |
2674 | * Return 1 meaning mf should be freed from _base_interrupt | |
2675 | * 0 means the mf is freed from this function. | |
2676 | */ | |
2677 | static u8 | |
2678 | _scsih_tm_tr_complete(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index, | |
2679 | u32 reply) | |
2680 | { | |
77e63ed4 | 2681 | u16 handle; |
1278b11f | 2682 | Mpi2SCSITaskManagementRequest_t *mpi_request_tm; |
77e63ed4 KD |
2683 | Mpi2SCSITaskManagementReply_t *mpi_reply = |
2684 | mpt2sas_base_get_reply_virt_addr(ioc, reply); | |
2685 | Mpi2SasIoUnitControlRequest_t *mpi_request; | |
2686 | u16 smid_sas_ctrl; | |
77e63ed4 | 2687 | struct _tr_list *delayed_tr; |
77e63ed4 | 2688 | |
1278b11f KD |
2689 | if (ioc->shost_recovery || ioc->remove_host) { |
2690 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: host reset in " | |
2691 | "progress!\n", __func__, ioc->name)); | |
2692 | return 1; | |
77e63ed4 KD |
2693 | } |
2694 | ||
1278b11f KD |
2695 | mpi_request_tm = mpt2sas_base_get_msg_frame(ioc, smid); |
2696 | handle = le16_to_cpu(mpi_request_tm->DevHandle); | |
2697 | if (handle != le16_to_cpu(mpi_reply->DevHandle)) { | |
2698 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "spurious interrupt: " | |
2699 | "handle(0x%04x:0x%04x), smid(%d)!!!\n", ioc->name, handle, | |
2700 | le16_to_cpu(mpi_reply->DevHandle), smid)); | |
2701 | return 0; | |
77e63ed4 KD |
2702 | } |
2703 | ||
1278b11f KD |
2704 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT |
2705 | "tr_complete:handle(0x%04x), (open) smid(%d), ioc_status(0x%04x), " | |
2706 | "loginfo(0x%08x), completed(%d)\n", ioc->name, | |
2707 | handle, smid, le16_to_cpu(mpi_reply->IOCStatus), | |
2708 | le32_to_cpu(mpi_reply->IOCLogInfo), | |
2709 | le32_to_cpu(mpi_reply->TerminationCount))); | |
2710 | ||
77e63ed4 KD |
2711 | smid_sas_ctrl = mpt2sas_base_get_smid(ioc, ioc->tm_sas_control_cb_idx); |
2712 | if (!smid_sas_ctrl) { | |
2713 | printk(MPT2SAS_ERR_FMT "%s: failed obtaining a smid\n", | |
2714 | ioc->name, __func__); | |
1278b11f | 2715 | return 1; |
77e63ed4 KD |
2716 | } |
2717 | ||
1278b11f KD |
2718 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "sc_send:handle(0x%04x), " |
2719 | "(open), smid(%d), cb(%d)\n", ioc->name, handle, smid_sas_ctrl, | |
2720 | ioc->tm_sas_control_cb_idx)); | |
77e63ed4 KD |
2721 | mpi_request = mpt2sas_base_get_msg_frame(ioc, smid_sas_ctrl); |
2722 | memset(mpi_request, 0, sizeof(Mpi2SasIoUnitControlRequest_t)); | |
2723 | mpi_request->Function = MPI2_FUNCTION_SAS_IO_UNIT_CONTROL; | |
2724 | mpi_request->Operation = MPI2_SAS_OP_REMOVE_DEVICE; | |
1278b11f | 2725 | mpi_request->DevHandle = mpi_request_tm->DevHandle; |
77e63ed4 | 2726 | mpt2sas_base_put_smid_default(ioc, smid_sas_ctrl); |
1278b11f KD |
2727 | |
2728 | if (!list_empty(&ioc->delayed_tr_list)) { | |
2729 | delayed_tr = list_entry(ioc->delayed_tr_list.next, | |
2730 | struct _tr_list, list); | |
2731 | mpt2sas_base_free_smid(ioc, smid); | |
2732 | _scsih_tm_tr_send(ioc, delayed_tr->handle); | |
2733 | list_del(&delayed_tr->list); | |
2734 | kfree(delayed_tr); | |
2735 | return 0; /* tells base_interrupt not to free mf */ | |
2736 | } | |
2737 | return 1; | |
77e63ed4 KD |
2738 | } |
2739 | ||
635374e7 EM |
2740 | /** |
2741 | * _scsih_check_topo_delete_events - sanity check on topo events | |
2742 | * @ioc: per adapter object | |
2743 | * @event_data: the event data payload | |
2744 | * | |
2745 | * This routine added to better handle cable breaker. | |
2746 | * | |
2747 | * This handles the case where driver recieves multiple expander | |
2748 | * add and delete events in a single shot. When there is a delete event | |
2749 | * the routine will void any pending add events waiting in the event queue. | |
2750 | * | |
2751 | * Return nothing. | |
2752 | */ | |
2753 | static void | |
2754 | _scsih_check_topo_delete_events(struct MPT2SAS_ADAPTER *ioc, | |
2755 | Mpi2EventDataSasTopologyChangeList_t *event_data) | |
2756 | { | |
2757 | struct fw_event_work *fw_event; | |
2758 | Mpi2EventDataSasTopologyChangeList_t *local_event_data; | |
2759 | u16 expander_handle; | |
2760 | struct _sas_node *sas_expander; | |
2761 | unsigned long flags; | |
77e63ed4 KD |
2762 | int i, reason_code; |
2763 | u16 handle; | |
2764 | ||
2765 | for (i = 0 ; i < event_data->NumEntries; i++) { | |
2766 | if (event_data->PHY[i].PhyStatus & | |
2767 | MPI2_EVENT_SAS_TOPO_PHYSTATUS_VACANT) | |
2768 | continue; | |
2769 | handle = le16_to_cpu(event_data->PHY[i].AttachedDevHandle); | |
2770 | if (!handle) | |
2771 | continue; | |
2772 | reason_code = event_data->PHY[i].PhyStatus & | |
2773 | MPI2_EVENT_SAS_TOPO_RC_MASK; | |
2774 | if (reason_code == MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING) | |
2775 | _scsih_tm_tr_send(ioc, handle); | |
2776 | } | |
635374e7 EM |
2777 | |
2778 | expander_handle = le16_to_cpu(event_data->ExpanderDevHandle); | |
2779 | if (expander_handle < ioc->sas_hba.num_phys) { | |
2780 | _scsih_block_io_to_children_attached_directly(ioc, event_data); | |
2781 | return; | |
2782 | } | |
2783 | ||
2784 | if (event_data->ExpStatus == MPI2_EVENT_SAS_TOPO_ES_DELAY_NOT_RESPONDING | |
2785 | || event_data->ExpStatus == MPI2_EVENT_SAS_TOPO_ES_NOT_RESPONDING) { | |
2786 | spin_lock_irqsave(&ioc->sas_node_lock, flags); | |
2787 | sas_expander = mpt2sas_scsih_expander_find_by_handle(ioc, | |
2788 | expander_handle); | |
2789 | spin_unlock_irqrestore(&ioc->sas_node_lock, flags); | |
2790 | _scsih_block_io_to_children_attached_to_ex(ioc, sas_expander); | |
2791 | } else if (event_data->ExpStatus == MPI2_EVENT_SAS_TOPO_ES_RESPONDING) | |
2792 | _scsih_block_io_to_children_attached_directly(ioc, event_data); | |
2793 | ||
2794 | if (event_data->ExpStatus != MPI2_EVENT_SAS_TOPO_ES_NOT_RESPONDING) | |
2795 | return; | |
2796 | ||
2797 | /* mark ignore flag for pending events */ | |
2798 | spin_lock_irqsave(&ioc->fw_event_lock, flags); | |
2799 | list_for_each_entry(fw_event, &ioc->fw_event_list, list) { | |
2800 | if (fw_event->event != MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST || | |
2801 | fw_event->ignore) | |
2802 | continue; | |
2803 | local_event_data = fw_event->event_data; | |
2804 | if (local_event_data->ExpStatus == | |
2805 | MPI2_EVENT_SAS_TOPO_ES_ADDED || | |
2806 | local_event_data->ExpStatus == | |
2807 | MPI2_EVENT_SAS_TOPO_ES_RESPONDING) { | |
2808 | if (le16_to_cpu(local_event_data->ExpanderDevHandle) == | |
2809 | expander_handle) { | |
eabb08ad | 2810 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT |
635374e7 EM |
2811 | "setting ignoring flag\n", ioc->name)); |
2812 | fw_event->ignore = 1; | |
2813 | } | |
2814 | } | |
2815 | } | |
2816 | spin_unlock_irqrestore(&ioc->fw_event_lock, flags); | |
2817 | } | |
2818 | ||
635374e7 EM |
2819 | /** |
2820 | * _scsih_flush_running_cmds - completing outstanding commands. | |
2821 | * @ioc: per adapter object | |
2822 | * | |
2823 | * The flushing out of all pending scmd commands following host reset, | |
2824 | * where all IO is dropped to the floor. | |
2825 | * | |
2826 | * Return nothing. | |
2827 | */ | |
2828 | static void | |
2829 | _scsih_flush_running_cmds(struct MPT2SAS_ADAPTER *ioc) | |
2830 | { | |
2831 | struct scsi_cmnd *scmd; | |
2832 | u16 smid; | |
2833 | u16 count = 0; | |
2834 | ||
595bb0bd KD |
2835 | for (smid = 1; smid <= ioc->scsiio_depth; smid++) { |
2836 | scmd = _scsih_scsi_lookup_get(ioc, smid); | |
635374e7 EM |
2837 | if (!scmd) |
2838 | continue; | |
2839 | count++; | |
2840 | mpt2sas_base_free_smid(ioc, smid); | |
2841 | scsi_dma_unmap(scmd); | |
2842 | scmd->result = DID_RESET << 16; | |
2843 | scmd->scsi_done(scmd); | |
2844 | } | |
2845 | dtmprintk(ioc, printk(MPT2SAS_INFO_FMT "completing %d cmds\n", | |
2846 | ioc->name, count)); | |
2847 | } | |
2848 | ||
3c621b3e EM |
2849 | /** |
2850 | * _scsih_setup_eedp - setup MPI request for EEDP transfer | |
2851 | * @scmd: pointer to scsi command object | |
2852 | * @mpi_request: pointer to the SCSI_IO reqest message frame | |
2853 | * | |
2854 | * Supporting protection 1 and 3. | |
2855 | * | |
2856 | * Returns nothing | |
2857 | */ | |
2858 | static void | |
2859 | _scsih_setup_eedp(struct scsi_cmnd *scmd, Mpi2SCSIIORequest_t *mpi_request) | |
2860 | { | |
2861 | u16 eedp_flags; | |
2862 | unsigned char prot_op = scsi_get_prot_op(scmd); | |
2863 | unsigned char prot_type = scsi_get_prot_type(scmd); | |
2864 | ||
d334aa79 | 2865 | if (prot_type == SCSI_PROT_DIF_TYPE0 || prot_op == SCSI_PROT_NORMAL) |
3c621b3e EM |
2866 | return; |
2867 | ||
2868 | if (prot_op == SCSI_PROT_READ_STRIP) | |
2869 | eedp_flags = MPI2_SCSIIO_EEDPFLAGS_CHECK_REMOVE_OP; | |
2870 | else if (prot_op == SCSI_PROT_WRITE_INSERT) | |
2871 | eedp_flags = MPI2_SCSIIO_EEDPFLAGS_INSERT_OP; | |
2872 | else | |
2873 | return; | |
2874 | ||
3c621b3e EM |
2875 | switch (prot_type) { |
2876 | case SCSI_PROT_DIF_TYPE1: | |
2877 | ||
2878 | /* | |
2879 | * enable ref/guard checking | |
2880 | * auto increment ref tag | |
2881 | */ | |
463217bf | 2882 | eedp_flags |= MPI2_SCSIIO_EEDPFLAGS_INC_PRI_REFTAG | |
3c621b3e EM |
2883 | MPI2_SCSIIO_EEDPFLAGS_CHECK_REFTAG | |
2884 | MPI2_SCSIIO_EEDPFLAGS_CHECK_GUARD; | |
2885 | mpi_request->CDB.EEDP32.PrimaryReferenceTag = | |
2886 | cpu_to_be32(scsi_get_lba(scmd)); | |
d334aa79 EM |
2887 | break; |
2888 | ||
2889 | case SCSI_PROT_DIF_TYPE2: | |
3c621b3e | 2890 | |
d334aa79 EM |
2891 | eedp_flags |= MPI2_SCSIIO_EEDPFLAGS_INC_PRI_REFTAG | |
2892 | MPI2_SCSIIO_EEDPFLAGS_CHECK_REFTAG | | |
2893 | MPI2_SCSIIO_EEDPFLAGS_CHECK_GUARD; | |
3c621b3e EM |
2894 | break; |
2895 | ||
2896 | case SCSI_PROT_DIF_TYPE3: | |
2897 | ||
2898 | /* | |
2899 | * enable guard checking | |
2900 | */ | |
463217bf | 2901 | eedp_flags |= MPI2_SCSIIO_EEDPFLAGS_CHECK_GUARD; |
3c621b3e EM |
2902 | break; |
2903 | } | |
463217bf KD |
2904 | mpi_request->EEDPBlockSize = cpu_to_le32(scmd->device->sector_size); |
2905 | mpi_request->EEDPFlags = cpu_to_le16(eedp_flags); | |
3c621b3e EM |
2906 | } |
2907 | ||
2908 | /** | |
2909 | * _scsih_eedp_error_handling - return sense code for EEDP errors | |
2910 | * @scmd: pointer to scsi command object | |
2911 | * @ioc_status: ioc status | |
2912 | * | |
2913 | * Returns nothing | |
2914 | */ | |
2915 | static void | |
2916 | _scsih_eedp_error_handling(struct scsi_cmnd *scmd, u16 ioc_status) | |
2917 | { | |
2918 | u8 ascq; | |
2919 | u8 sk; | |
2920 | u8 host_byte; | |
2921 | ||
2922 | switch (ioc_status) { | |
2923 | case MPI2_IOCSTATUS_EEDP_GUARD_ERROR: | |
2924 | ascq = 0x01; | |
2925 | break; | |
2926 | case MPI2_IOCSTATUS_EEDP_APP_TAG_ERROR: | |
2927 | ascq = 0x02; | |
2928 | break; | |
2929 | case MPI2_IOCSTATUS_EEDP_REF_TAG_ERROR: | |
2930 | ascq = 0x03; | |
2931 | break; | |
2932 | default: | |
2933 | ascq = 0x00; | |
2934 | break; | |
2935 | } | |
2936 | ||
2937 | if (scmd->sc_data_direction == DMA_TO_DEVICE) { | |
2938 | sk = ILLEGAL_REQUEST; | |
2939 | host_byte = DID_ABORT; | |
2940 | } else { | |
2941 | sk = ABORTED_COMMAND; | |
2942 | host_byte = DID_OK; | |
2943 | } | |
2944 | ||
2945 | scsi_build_sense_buffer(0, scmd->sense_buffer, sk, 0x10, ascq); | |
2946 | scmd->result = DRIVER_SENSE << 24 | (host_byte << 16) | | |
2947 | SAM_STAT_CHECK_CONDITION; | |
2948 | } | |
2949 | ||
635374e7 | 2950 | /** |
d5d135b3 | 2951 | * _scsih_qcmd - main scsi request entry point |
635374e7 EM |
2952 | * @scmd: pointer to scsi command object |
2953 | * @done: function pointer to be invoked on completion | |
2954 | * | |
2955 | * The callback index is set inside `ioc->scsi_io_cb_idx`. | |
2956 | * | |
2957 | * Returns 0 on success. If there's a failure, return either: | |
2958 | * SCSI_MLQUEUE_DEVICE_BUSY if the device queue is full, or | |
2959 | * SCSI_MLQUEUE_HOST_BUSY if the entire host queue is full | |
2960 | */ | |
2961 | static int | |
d5d135b3 | 2962 | _scsih_qcmd(struct scsi_cmnd *scmd, void (*done)(struct scsi_cmnd *)) |
635374e7 EM |
2963 | { |
2964 | struct MPT2SAS_ADAPTER *ioc = shost_priv(scmd->device->host); | |
2965 | struct MPT2SAS_DEVICE *sas_device_priv_data; | |
2966 | struct MPT2SAS_TARGET *sas_target_priv_data; | |
2967 | Mpi2SCSIIORequest_t *mpi_request; | |
2968 | u32 mpi_control; | |
2969 | u16 smid; | |
635374e7 EM |
2970 | |
2971 | scmd->scsi_done = done; | |
2972 | sas_device_priv_data = scmd->device->hostdata; | |
130b958a | 2973 | if (!sas_device_priv_data || !sas_device_priv_data->sas_target) { |
635374e7 EM |
2974 | scmd->result = DID_NO_CONNECT << 16; |
2975 | scmd->scsi_done(scmd); | |
2976 | return 0; | |
2977 | } | |
2978 | ||
2979 | sas_target_priv_data = sas_device_priv_data->sas_target; | |
130b958a KD |
2980 | /* invalid device handle */ |
2981 | if (sas_target_priv_data->handle == MPT2SAS_INVALID_DEVICE_HANDLE) { | |
635374e7 EM |
2982 | scmd->result = DID_NO_CONNECT << 16; |
2983 | scmd->scsi_done(scmd); | |
2984 | return 0; | |
2985 | } | |
2986 | ||
130b958a KD |
2987 | /* host recovery or link resets sent via IOCTLs */ |
2988 | if (ioc->shost_recovery || ioc->ioc_link_reset_in_progress) | |
635374e7 | 2989 | return SCSI_MLQUEUE_HOST_BUSY; |
130b958a KD |
2990 | /* device busy with task managment */ |
2991 | else if (sas_device_priv_data->block || sas_target_priv_data->tm_busy) | |
2992 | return SCSI_MLQUEUE_DEVICE_BUSY; | |
2993 | /* device has been deleted */ | |
2994 | else if (sas_target_priv_data->deleted) { | |
2995 | scmd->result = DID_NO_CONNECT << 16; | |
2996 | scmd->scsi_done(scmd); | |
2997 | return 0; | |
2998 | } | |
635374e7 EM |
2999 | |
3000 | if (scmd->sc_data_direction == DMA_FROM_DEVICE) | |
3001 | mpi_control = MPI2_SCSIIO_CONTROL_READ; | |
3002 | else if (scmd->sc_data_direction == DMA_TO_DEVICE) | |
3003 | mpi_control = MPI2_SCSIIO_CONTROL_WRITE; | |
3004 | else | |
3005 | mpi_control = MPI2_SCSIIO_CONTROL_NODATATRANSFER; | |
3006 | ||
3007 | /* set tags */ | |
3008 | if (!(sas_device_priv_data->flags & MPT_DEVICE_FLAGS_INIT)) { | |
3009 | if (scmd->device->tagged_supported) { | |
3010 | if (scmd->device->ordered_tags) | |
3011 | mpi_control |= MPI2_SCSIIO_CONTROL_ORDEREDQ; | |
3012 | else | |
3013 | mpi_control |= MPI2_SCSIIO_CONTROL_SIMPLEQ; | |
3014 | } else | |
3015 | /* MPI Revision I (UNIT = 0xA) - removed MPI2_SCSIIO_CONTROL_UNTAGGED */ | |
3016 | /* mpi_control |= MPI2_SCSIIO_CONTROL_UNTAGGED; | |
3017 | */ | |
3018 | mpi_control |= (0x500); | |
3019 | ||
3020 | } else | |
3021 | mpi_control |= MPI2_SCSIIO_CONTROL_SIMPLEQ; | |
3ed21525 KD |
3022 | /* Make sure Device is not raid volume */ |
3023 | if (!_scsih_is_raid(&scmd->device->sdev_gendev) && | |
d334aa79 | 3024 | sas_is_tlr_enabled(scmd->device) && scmd->cmd_len != 32) |
635374e7 EM |
3025 | mpi_control |= MPI2_SCSIIO_CONTROL_TLR_ON; |
3026 | ||
595bb0bd | 3027 | smid = mpt2sas_base_get_smid_scsiio(ioc, ioc->scsi_io_cb_idx, scmd); |
635374e7 EM |
3028 | if (!smid) { |
3029 | printk(MPT2SAS_ERR_FMT "%s: failed obtaining a smid\n", | |
3030 | ioc->name, __func__); | |
3031 | goto out; | |
3032 | } | |
3033 | mpi_request = mpt2sas_base_get_msg_frame(ioc, smid); | |
3034 | memset(mpi_request, 0, sizeof(Mpi2SCSIIORequest_t)); | |
3c621b3e | 3035 | _scsih_setup_eedp(scmd, mpi_request); |
d334aa79 EM |
3036 | if (scmd->cmd_len == 32) |
3037 | mpi_control |= 4 << MPI2_SCSIIO_CONTROL_ADDCDBLEN_SHIFT; | |
635374e7 EM |
3038 | mpi_request->Function = MPI2_FUNCTION_SCSI_IO_REQUEST; |
3039 | if (sas_device_priv_data->sas_target->flags & | |
3040 | MPT_TARGET_FLAGS_RAID_COMPONENT) | |
3041 | mpi_request->Function = MPI2_FUNCTION_RAID_SCSI_IO_PASSTHROUGH; | |
3042 | else | |
3043 | mpi_request->Function = MPI2_FUNCTION_SCSI_IO_REQUEST; | |
3044 | mpi_request->DevHandle = | |
3045 | cpu_to_le16(sas_device_priv_data->sas_target->handle); | |
3046 | mpi_request->DataLength = cpu_to_le32(scsi_bufflen(scmd)); | |
3047 | mpi_request->Control = cpu_to_le32(mpi_control); | |
3048 | mpi_request->IoFlags = cpu_to_le16(scmd->cmd_len); | |
3049 | mpi_request->MsgFlags = MPI2_SCSIIO_MSGFLAGS_SYSTEM_SENSE_ADDR; | |
3050 | mpi_request->SenseBufferLength = SCSI_SENSE_BUFFERSIZE; | |
3051 | mpi_request->SenseBufferLowAddress = | |
ec9472c7 | 3052 | mpt2sas_base_get_sense_buffer_dma(ioc, smid); |
635374e7 EM |
3053 | mpi_request->SGLOffset0 = offsetof(Mpi2SCSIIORequest_t, SGL) / 4; |
3054 | mpi_request->SGLFlags = cpu_to_le16(MPI2_SCSIIO_SGLFLAGS_TYPE_MPI + | |
3055 | MPI2_SCSIIO_SGLFLAGS_SYSTEM_ADDR); | |
7b936b02 KD |
3056 | mpi_request->VF_ID = 0; /* TODO */ |
3057 | mpi_request->VP_ID = 0; | |
635374e7 EM |
3058 | int_to_scsilun(sas_device_priv_data->lun, (struct scsi_lun *) |
3059 | mpi_request->LUN); | |
3060 | memcpy(mpi_request->CDB.CDB32, scmd->cmnd, scmd->cmd_len); | |
3061 | ||
3062 | if (!mpi_request->DataLength) { | |
3063 | mpt2sas_base_build_zero_len_sge(ioc, &mpi_request->SGL); | |
3064 | } else { | |
3065 | if (_scsih_build_scatter_gather(ioc, scmd, smid)) { | |
3066 | mpt2sas_base_free_smid(ioc, smid); | |
3067 | goto out; | |
3068 | } | |
3069 | } | |
3070 | ||
58287fd5 KD |
3071 | if (likely(mpi_request->Function == MPI2_FUNCTION_SCSI_IO_REQUEST)) |
3072 | mpt2sas_base_put_smid_scsi_io(ioc, smid, | |
3073 | sas_device_priv_data->sas_target->handle); | |
3074 | else | |
3075 | mpt2sas_base_put_smid_default(ioc, smid); | |
635374e7 EM |
3076 | return 0; |
3077 | ||
3078 | out: | |
3079 | return SCSI_MLQUEUE_HOST_BUSY; | |
3080 | } | |
3081 | ||
3082 | /** | |
3083 | * _scsih_normalize_sense - normalize descriptor and fixed format sense data | |
3084 | * @sense_buffer: sense data returned by target | |
3085 | * @data: normalized skey/asc/ascq | |
3086 | * | |
3087 | * Return nothing. | |
3088 | */ | |
3089 | static void | |
3090 | _scsih_normalize_sense(char *sense_buffer, struct sense_info *data) | |
3091 | { | |
3092 | if ((sense_buffer[0] & 0x7F) >= 0x72) { | |
3093 | /* descriptor format */ | |
3094 | data->skey = sense_buffer[1] & 0x0F; | |
3095 | data->asc = sense_buffer[2]; | |
3096 | data->ascq = sense_buffer[3]; | |
3097 | } else { | |
3098 | /* fixed format */ | |
3099 | data->skey = sense_buffer[2] & 0x0F; | |
3100 | data->asc = sense_buffer[12]; | |
3101 | data->ascq = sense_buffer[13]; | |
3102 | } | |
3103 | } | |
3104 | ||
3105 | #ifdef CONFIG_SCSI_MPT2SAS_LOGGING | |
3106 | /** | |
af901ca1 | 3107 | * _scsih_scsi_ioc_info - translated non-successfull SCSI_IO request |
635374e7 EM |
3108 | * @ioc: per adapter object |
3109 | * @scmd: pointer to scsi command object | |
3110 | * @mpi_reply: reply mf payload returned from firmware | |
3111 | * | |
3112 | * scsi_status - SCSI Status code returned from target device | |
3113 | * scsi_state - state info associated with SCSI_IO determined by ioc | |
3114 | * ioc_status - ioc supplied status info | |
3115 | * | |
3116 | * Return nothing. | |
3117 | */ | |
3118 | static void | |
3119 | _scsih_scsi_ioc_info(struct MPT2SAS_ADAPTER *ioc, struct scsi_cmnd *scmd, | |
3120 | Mpi2SCSIIOReply_t *mpi_reply, u16 smid) | |
3121 | { | |
3122 | u32 response_info; | |
3123 | u8 *response_bytes; | |
3124 | u16 ioc_status = le16_to_cpu(mpi_reply->IOCStatus) & | |
3125 | MPI2_IOCSTATUS_MASK; | |
3126 | u8 scsi_state = mpi_reply->SCSIState; | |
3127 | u8 scsi_status = mpi_reply->SCSIStatus; | |
3128 | char *desc_ioc_state = NULL; | |
3129 | char *desc_scsi_status = NULL; | |
3130 | char *desc_scsi_state = ioc->tmp_string; | |
be9e8cd7 | 3131 | u32 log_info = le32_to_cpu(mpi_reply->IOCLogInfo); |
7fbae67a KD |
3132 | struct _sas_device *sas_device = NULL; |
3133 | unsigned long flags; | |
be9e8cd7 KD |
3134 | |
3135 | if (log_info == 0x31170000) | |
3136 | return; | |
635374e7 EM |
3137 | |
3138 | switch (ioc_status) { | |
3139 | case MPI2_IOCSTATUS_SUCCESS: | |
3140 | desc_ioc_state = "success"; | |
3141 | break; | |
3142 | case MPI2_IOCSTATUS_INVALID_FUNCTION: | |
3143 | desc_ioc_state = "invalid function"; | |
3144 | break; | |
3145 | case MPI2_IOCSTATUS_SCSI_RECOVERED_ERROR: | |
3146 | desc_ioc_state = "scsi recovered error"; | |
3147 | break; | |
3148 | case MPI2_IOCSTATUS_SCSI_INVALID_DEVHANDLE: | |
3149 | desc_ioc_state = "scsi invalid dev handle"; | |
3150 | break; | |
3151 | case MPI2_IOCSTATUS_SCSI_DEVICE_NOT_THERE: | |
3152 | desc_ioc_state = "scsi device not there"; | |
3153 | break; | |
3154 | case MPI2_IOCSTATUS_SCSI_DATA_OVERRUN: | |
3155 | desc_ioc_state = "scsi data overrun"; | |
3156 | break; | |
3157 | case MPI2_IOCSTATUS_SCSI_DATA_UNDERRUN: | |
3158 | desc_ioc_state = "scsi data underrun"; | |
3159 | break; | |
3160 | case MPI2_IOCSTATUS_SCSI_IO_DATA_ERROR: | |
3161 | desc_ioc_state = "scsi io data error"; | |
3162 | break; | |
3163 | case MPI2_IOCSTATUS_SCSI_PROTOCOL_ERROR: | |
3164 | desc_ioc_state = "scsi protocol error"; | |
3165 | break; | |
3166 | case MPI2_IOCSTATUS_SCSI_TASK_TERMINATED: | |
3167 | desc_ioc_state = "scsi task terminated"; | |
3168 | break; | |
3169 | case MPI2_IOCSTATUS_SCSI_RESIDUAL_MISMATCH: | |
3170 | desc_ioc_state = "scsi residual mismatch"; | |
3171 | break; | |
3172 | case MPI2_IOCSTATUS_SCSI_TASK_MGMT_FAILED: | |
3173 | desc_ioc_state = "scsi task mgmt failed"; | |
3174 | break; | |
3175 | case MPI2_IOCSTATUS_SCSI_IOC_TERMINATED: | |
3176 | desc_ioc_state = "scsi ioc terminated"; | |
3177 | break; | |
3178 | case MPI2_IOCSTATUS_SCSI_EXT_TERMINATED: | |
3179 | desc_ioc_state = "scsi ext terminated"; | |
3180 | break; | |
3c621b3e EM |
3181 | case MPI2_IOCSTATUS_EEDP_GUARD_ERROR: |
3182 | desc_ioc_state = "eedp guard error"; | |
3183 | break; | |
3184 | case MPI2_IOCSTATUS_EEDP_REF_TAG_ERROR: | |
3185 | desc_ioc_state = "eedp ref tag error"; | |
3186 | break; | |
3187 | case MPI2_IOCSTATUS_EEDP_APP_TAG_ERROR: | |
3188 | desc_ioc_state = "eedp app tag error"; | |
3189 | break; | |
635374e7 EM |
3190 | default: |
3191 | desc_ioc_state = "unknown"; | |
3192 | break; | |
3193 | } | |
3194 | ||
3195 | switch (scsi_status) { | |
3196 | case MPI2_SCSI_STATUS_GOOD: | |
3197 | desc_scsi_status = "good"; | |
3198 | break; | |
3199 | case MPI2_SCSI_STATUS_CHECK_CONDITION: | |
3200 | desc_scsi_status = "check condition"; | |
3201 | break; | |
3202 | case MPI2_SCSI_STATUS_CONDITION_MET: | |
3203 | desc_scsi_status = "condition met"; | |
3204 | break; | |
3205 | case MPI2_SCSI_STATUS_BUSY: | |
3206 | desc_scsi_status = "busy"; | |
3207 | break; | |
3208 | case MPI2_SCSI_STATUS_INTERMEDIATE: | |
3209 | desc_scsi_status = "intermediate"; | |
3210 | break; | |
3211 | case MPI2_SCSI_STATUS_INTERMEDIATE_CONDMET: | |
3212 | desc_scsi_status = "intermediate condmet"; | |
3213 | break; | |
3214 | case MPI2_SCSI_STATUS_RESERVATION_CONFLICT: | |
3215 | desc_scsi_status = "reservation conflict"; | |
3216 | break; | |
3217 | case MPI2_SCSI_STATUS_COMMAND_TERMINATED: | |
3218 | desc_scsi_status = "command terminated"; | |
3219 | break; | |
3220 | case MPI2_SCSI_STATUS_TASK_SET_FULL: | |
3221 | desc_scsi_status = "task set full"; | |
3222 | break; | |
3223 | case MPI2_SCSI_STATUS_ACA_ACTIVE: | |
3224 | desc_scsi_status = "aca active"; | |
3225 | break; | |
3226 | case MPI2_SCSI_STATUS_TASK_ABORTED: | |
3227 | desc_scsi_status = "task aborted"; | |
3228 | break; | |
3229 | default: | |
3230 | desc_scsi_status = "unknown"; | |
3231 | break; | |
3232 | } | |
3233 | ||
3234 | desc_scsi_state[0] = '\0'; | |
3235 | if (!scsi_state) | |
3236 | desc_scsi_state = " "; | |
3237 | if (scsi_state & MPI2_SCSI_STATE_RESPONSE_INFO_VALID) | |
3238 | strcat(desc_scsi_state, "response info "); | |
3239 | if (scsi_state & MPI2_SCSI_STATE_TERMINATED) | |
3240 | strcat(desc_scsi_state, "state terminated "); | |
3241 | if (scsi_state & MPI2_SCSI_STATE_NO_SCSI_STATUS) | |
3242 | strcat(desc_scsi_state, "no status "); | |
3243 | if (scsi_state & MPI2_SCSI_STATE_AUTOSENSE_FAILED) | |
3244 | strcat(desc_scsi_state, "autosense failed "); | |
3245 | if (scsi_state & MPI2_SCSI_STATE_AUTOSENSE_VALID) | |
3246 | strcat(desc_scsi_state, "autosense valid "); | |
3247 | ||
3248 | scsi_print_command(scmd); | |
7fbae67a KD |
3249 | |
3250 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
3251 | sas_device = _scsih_sas_device_find_by_handle(ioc, | |
3252 | le16_to_cpu(mpi_reply->DevHandle)); | |
3253 | if (sas_device) { | |
3254 | printk(MPT2SAS_WARN_FMT "\tsas_address(0x%016llx), phy(%d)\n", | |
3255 | ioc->name, sas_device->sas_address, sas_device->phy); | |
3256 | printk(MPT2SAS_WARN_FMT "\tenclosure_logical_id(0x%016llx), " | |
3257 | "slot(%d)\n", ioc->name, sas_device->enclosure_logical_id, | |
3258 | sas_device->slot); | |
3259 | } | |
3260 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
3261 | ||
635374e7 EM |
3262 | printk(MPT2SAS_WARN_FMT "\tdev handle(0x%04x), " |
3263 | "ioc_status(%s)(0x%04x), smid(%d)\n", ioc->name, | |
3264 | le16_to_cpu(mpi_reply->DevHandle), desc_ioc_state, | |
3265 | ioc_status, smid); | |
3266 | printk(MPT2SAS_WARN_FMT "\trequest_len(%d), underflow(%d), " | |
3267 | "resid(%d)\n", ioc->name, scsi_bufflen(scmd), scmd->underflow, | |
3268 | scsi_get_resid(scmd)); | |
3269 | printk(MPT2SAS_WARN_FMT "\ttag(%d), transfer_count(%d), " | |
3270 | "sc->result(0x%08x)\n", ioc->name, le16_to_cpu(mpi_reply->TaskTag), | |
3271 | le32_to_cpu(mpi_reply->TransferCount), scmd->result); | |
3272 | printk(MPT2SAS_WARN_FMT "\tscsi_status(%s)(0x%02x), " | |
3273 | "scsi_state(%s)(0x%02x)\n", ioc->name, desc_scsi_status, | |
3274 | scsi_status, desc_scsi_state, scsi_state); | |
3275 | ||
3276 | if (scsi_state & MPI2_SCSI_STATE_AUTOSENSE_VALID) { | |
3277 | struct sense_info data; | |
3278 | _scsih_normalize_sense(scmd->sense_buffer, &data); | |
3279 | printk(MPT2SAS_WARN_FMT "\t[sense_key,asc,ascq]: " | |
e94f6747 KD |
3280 | "[0x%02x,0x%02x,0x%02x], count(%d)\n", ioc->name, data.skey, |
3281 | data.asc, data.ascq, le32_to_cpu(mpi_reply->SenseCount)); | |
635374e7 EM |
3282 | } |
3283 | ||
3284 | if (scsi_state & MPI2_SCSI_STATE_RESPONSE_INFO_VALID) { | |
3285 | response_info = le32_to_cpu(mpi_reply->ResponseInfo); | |
3286 | response_bytes = (u8 *)&response_info; | |
9982f594 | 3287 | _scsih_response_code(ioc, response_bytes[0]); |
635374e7 EM |
3288 | } |
3289 | } | |
3290 | #endif | |
3291 | ||
3292 | /** | |
3293 | * _scsih_smart_predicted_fault - illuminate Fault LED | |
3294 | * @ioc: per adapter object | |
3295 | * @handle: device handle | |
3296 | * | |
3297 | * Return nothing. | |
3298 | */ | |
3299 | static void | |
3300 | _scsih_smart_predicted_fault(struct MPT2SAS_ADAPTER *ioc, u16 handle) | |
3301 | { | |
3302 | Mpi2SepReply_t mpi_reply; | |
3303 | Mpi2SepRequest_t mpi_request; | |
3304 | struct scsi_target *starget; | |
3305 | struct MPT2SAS_TARGET *sas_target_priv_data; | |
3306 | Mpi2EventNotificationReply_t *event_reply; | |
3307 | Mpi2EventDataSasDeviceStatusChange_t *event_data; | |
3308 | struct _sas_device *sas_device; | |
3309 | ssize_t sz; | |
3310 | unsigned long flags; | |
3311 | ||
3312 | /* only handle non-raid devices */ | |
3313 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
3314 | sas_device = _scsih_sas_device_find_by_handle(ioc, handle); | |
3315 | if (!sas_device) { | |
3316 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
3317 | return; | |
3318 | } | |
3319 | starget = sas_device->starget; | |
3320 | sas_target_priv_data = starget->hostdata; | |
3321 | ||
3322 | if ((sas_target_priv_data->flags & MPT_TARGET_FLAGS_RAID_COMPONENT) || | |
3323 | ((sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME))) { | |
3324 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
3325 | return; | |
3326 | } | |
3327 | starget_printk(KERN_WARNING, starget, "predicted fault\n"); | |
3328 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
3329 | ||
3330 | if (ioc->pdev->subsystem_vendor == PCI_VENDOR_ID_IBM) { | |
3331 | memset(&mpi_request, 0, sizeof(Mpi2SepRequest_t)); | |
3332 | mpi_request.Function = MPI2_FUNCTION_SCSI_ENCLOSURE_PROCESSOR; | |
3333 | mpi_request.Action = MPI2_SEP_REQ_ACTION_WRITE_STATUS; | |
3334 | mpi_request.SlotStatus = | |
e94f6747 | 3335 | cpu_to_le32(MPI2_SEP_REQ_SLOTSTATUS_PREDICTED_FAULT); |
635374e7 EM |
3336 | mpi_request.DevHandle = cpu_to_le16(handle); |
3337 | mpi_request.Flags = MPI2_SEP_REQ_FLAGS_DEVHANDLE_ADDRESS; | |
3338 | if ((mpt2sas_base_scsi_enclosure_processor(ioc, &mpi_reply, | |
3339 | &mpi_request)) != 0) { | |
3340 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
3341 | ioc->name, __FILE__, __LINE__, __func__); | |
3342 | return; | |
3343 | } | |
3344 | ||
3345 | if (mpi_reply.IOCStatus || mpi_reply.IOCLogInfo) { | |
3346 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT | |
3347 | "enclosure_processor: ioc_status (0x%04x), " | |
3348 | "loginfo(0x%08x)\n", ioc->name, | |
3349 | le16_to_cpu(mpi_reply.IOCStatus), | |
3350 | le32_to_cpu(mpi_reply.IOCLogInfo))); | |
3351 | return; | |
3352 | } | |
3353 | } | |
3354 | ||
3355 | /* insert into event log */ | |
3356 | sz = offsetof(Mpi2EventNotificationReply_t, EventData) + | |
3357 | sizeof(Mpi2EventDataSasDeviceStatusChange_t); | |
3358 | event_reply = kzalloc(sz, GFP_KERNEL); | |
3359 | if (!event_reply) { | |
3360 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
3361 | ioc->name, __FILE__, __LINE__, __func__); | |
3362 | return; | |
3363 | } | |
3364 | ||
3365 | event_reply->Function = MPI2_FUNCTION_EVENT_NOTIFICATION; | |
3366 | event_reply->Event = | |
3367 | cpu_to_le16(MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE); | |
3368 | event_reply->MsgLength = sz/4; | |
3369 | event_reply->EventDataLength = | |
3370 | cpu_to_le16(sizeof(Mpi2EventDataSasDeviceStatusChange_t)/4); | |
3371 | event_data = (Mpi2EventDataSasDeviceStatusChange_t *) | |
3372 | event_reply->EventData; | |
3373 | event_data->ReasonCode = MPI2_EVENT_SAS_DEV_STAT_RC_SMART_DATA; | |
3374 | event_data->ASC = 0x5D; | |
3375 | event_data->DevHandle = cpu_to_le16(handle); | |
3376 | event_data->SASAddress = cpu_to_le64(sas_target_priv_data->sas_address); | |
3377 | mpt2sas_ctl_add_to_event_log(ioc, event_reply); | |
3378 | kfree(event_reply); | |
3379 | } | |
3380 | ||
3381 | /** | |
d5d135b3 | 3382 | * _scsih_io_done - scsi request callback |
635374e7 EM |
3383 | * @ioc: per adapter object |
3384 | * @smid: system request message index | |
7b936b02 | 3385 | * @msix_index: MSIX table index supplied by the OS |
635374e7 EM |
3386 | * @reply: reply message frame(lower 32bit addr) |
3387 | * | |
77e63ed4 | 3388 | * Callback handler when using _scsih_qcmd. |
635374e7 | 3389 | * |
77e63ed4 KD |
3390 | * Return 1 meaning mf should be freed from _base_interrupt |
3391 | * 0 means the mf is freed from this function. | |
635374e7 | 3392 | */ |
77e63ed4 | 3393 | static u8 |
7b936b02 | 3394 | _scsih_io_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply) |
635374e7 EM |
3395 | { |
3396 | Mpi2SCSIIORequest_t *mpi_request; | |
3397 | Mpi2SCSIIOReply_t *mpi_reply; | |
3398 | struct scsi_cmnd *scmd; | |
3399 | u16 ioc_status; | |
3400 | u32 xfer_cnt; | |
3401 | u8 scsi_state; | |
3402 | u8 scsi_status; | |
3403 | u32 log_info; | |
3404 | struct MPT2SAS_DEVICE *sas_device_priv_data; | |
9982f594 | 3405 | u32 response_code = 0; |
635374e7 EM |
3406 | |
3407 | mpi_reply = mpt2sas_base_get_reply_virt_addr(ioc, reply); | |
595bb0bd | 3408 | scmd = _scsih_scsi_lookup_get(ioc, smid); |
635374e7 | 3409 | if (scmd == NULL) |
77e63ed4 | 3410 | return 1; |
635374e7 EM |
3411 | |
3412 | mpi_request = mpt2sas_base_get_msg_frame(ioc, smid); | |
3413 | ||
3414 | if (mpi_reply == NULL) { | |
3415 | scmd->result = DID_OK << 16; | |
3416 | goto out; | |
3417 | } | |
3418 | ||
3419 | sas_device_priv_data = scmd->device->hostdata; | |
3420 | if (!sas_device_priv_data || !sas_device_priv_data->sas_target || | |
3421 | sas_device_priv_data->sas_target->deleted) { | |
3422 | scmd->result = DID_NO_CONNECT << 16; | |
3423 | goto out; | |
3424 | } | |
3425 | ||
3426 | /* turning off TLR */ | |
9982f594 KD |
3427 | scsi_state = mpi_reply->SCSIState; |
3428 | if (scsi_state & MPI2_SCSI_STATE_RESPONSE_INFO_VALID) | |
3429 | response_code = | |
3430 | le32_to_cpu(mpi_reply->ResponseInfo) & 0xFF; | |
635374e7 EM |
3431 | if (!sas_device_priv_data->tlr_snoop_check) { |
3432 | sas_device_priv_data->tlr_snoop_check++; | |
3ed21525 KD |
3433 | if (!_scsih_is_raid(&scmd->device->sdev_gendev) && |
3434 | sas_is_tlr_enabled(scmd->device) && | |
84f0b04a KD |
3435 | response_code == MPI2_SCSITASKMGMT_RSP_INVALID_FRAME) { |
3436 | sas_disable_tlr(scmd->device); | |
3437 | sdev_printk(KERN_INFO, scmd->device, "TLR disabled\n"); | |
3438 | } | |
635374e7 EM |
3439 | } |
3440 | ||
3441 | xfer_cnt = le32_to_cpu(mpi_reply->TransferCount); | |
3442 | scsi_set_resid(scmd, scsi_bufflen(scmd) - xfer_cnt); | |
3443 | ioc_status = le16_to_cpu(mpi_reply->IOCStatus); | |
3444 | if (ioc_status & MPI2_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE) | |
3445 | log_info = le32_to_cpu(mpi_reply->IOCLogInfo); | |
3446 | else | |
3447 | log_info = 0; | |
3448 | ioc_status &= MPI2_IOCSTATUS_MASK; | |
635374e7 EM |
3449 | scsi_status = mpi_reply->SCSIStatus; |
3450 | ||
3451 | if (ioc_status == MPI2_IOCSTATUS_SCSI_DATA_UNDERRUN && xfer_cnt == 0 && | |
3452 | (scsi_status == MPI2_SCSI_STATUS_BUSY || | |
3453 | scsi_status == MPI2_SCSI_STATUS_RESERVATION_CONFLICT || | |
3454 | scsi_status == MPI2_SCSI_STATUS_TASK_SET_FULL)) { | |
3455 | ioc_status = MPI2_IOCSTATUS_SUCCESS; | |
3456 | } | |
3457 | ||
3458 | if (scsi_state & MPI2_SCSI_STATE_AUTOSENSE_VALID) { | |
3459 | struct sense_info data; | |
3460 | const void *sense_data = mpt2sas_base_get_sense_buffer(ioc, | |
3461 | smid); | |
0d04df9b | 3462 | u32 sz = min_t(u32, SCSI_SENSE_BUFFERSIZE, |
635374e7 | 3463 | le32_to_cpu(mpi_reply->SenseCount)); |
0d04df9b | 3464 | memcpy(scmd->sense_buffer, sense_data, sz); |
635374e7 EM |
3465 | _scsih_normalize_sense(scmd->sense_buffer, &data); |
3466 | /* failure prediction threshold exceeded */ | |
3467 | if (data.asc == 0x5D) | |
3468 | _scsih_smart_predicted_fault(ioc, | |
3469 | le16_to_cpu(mpi_reply->DevHandle)); | |
3470 | } | |
3471 | ||
3472 | switch (ioc_status) { | |
3473 | case MPI2_IOCSTATUS_BUSY: | |
3474 | case MPI2_IOCSTATUS_INSUFFICIENT_RESOURCES: | |
3475 | scmd->result = SAM_STAT_BUSY; | |
3476 | break; | |
3477 | ||
3478 | case MPI2_IOCSTATUS_SCSI_DEVICE_NOT_THERE: | |
3479 | scmd->result = DID_NO_CONNECT << 16; | |
3480 | break; | |
3481 | ||
3482 | case MPI2_IOCSTATUS_SCSI_IOC_TERMINATED: | |
3483 | if (sas_device_priv_data->block) { | |
e4e7c7ed KD |
3484 | scmd->result = DID_TRANSPORT_DISRUPTED << 16; |
3485 | goto out; | |
635374e7 | 3486 | } |
635374e7 EM |
3487 | case MPI2_IOCSTATUS_SCSI_TASK_TERMINATED: |
3488 | case MPI2_IOCSTATUS_SCSI_EXT_TERMINATED: | |
3489 | scmd->result = DID_RESET << 16; | |
3490 | break; | |
3491 | ||
3492 | case MPI2_IOCSTATUS_SCSI_RESIDUAL_MISMATCH: | |
3493 | if ((xfer_cnt == 0) || (scmd->underflow > xfer_cnt)) | |
3494 | scmd->result = DID_SOFT_ERROR << 16; | |
3495 | else | |
3496 | scmd->result = (DID_OK << 16) | scsi_status; | |
3497 | break; | |
3498 | ||
3499 | case MPI2_IOCSTATUS_SCSI_DATA_UNDERRUN: | |
3500 | scmd->result = (DID_OK << 16) | scsi_status; | |
3501 | ||
3502 | if ((scsi_state & MPI2_SCSI_STATE_AUTOSENSE_VALID)) | |
3503 | break; | |
3504 | ||
3505 | if (xfer_cnt < scmd->underflow) { | |
3506 | if (scsi_status == SAM_STAT_BUSY) | |
3507 | scmd->result = SAM_STAT_BUSY; | |
3508 | else | |
3509 | scmd->result = DID_SOFT_ERROR << 16; | |
3510 | } else if (scsi_state & (MPI2_SCSI_STATE_AUTOSENSE_FAILED | | |
3511 | MPI2_SCSI_STATE_NO_SCSI_STATUS)) | |
3512 | scmd->result = DID_SOFT_ERROR << 16; | |
3513 | else if (scsi_state & MPI2_SCSI_STATE_TERMINATED) | |
3514 | scmd->result = DID_RESET << 16; | |
3515 | else if (!xfer_cnt && scmd->cmnd[0] == REPORT_LUNS) { | |
3516 | mpi_reply->SCSIState = MPI2_SCSI_STATE_AUTOSENSE_VALID; | |
3517 | mpi_reply->SCSIStatus = SAM_STAT_CHECK_CONDITION; | |
3518 | scmd->result = (DRIVER_SENSE << 24) | | |
3519 | SAM_STAT_CHECK_CONDITION; | |
3520 | scmd->sense_buffer[0] = 0x70; | |
3521 | scmd->sense_buffer[2] = ILLEGAL_REQUEST; | |
3522 | scmd->sense_buffer[12] = 0x20; | |
3523 | scmd->sense_buffer[13] = 0; | |
3524 | } | |
3525 | break; | |
3526 | ||
3527 | case MPI2_IOCSTATUS_SCSI_DATA_OVERRUN: | |
3528 | scsi_set_resid(scmd, 0); | |
3529 | case MPI2_IOCSTATUS_SCSI_RECOVERED_ERROR: | |
3530 | case MPI2_IOCSTATUS_SUCCESS: | |
3531 | scmd->result = (DID_OK << 16) | scsi_status; | |
9982f594 KD |
3532 | if (response_code == |
3533 | MPI2_SCSITASKMGMT_RSP_INVALID_FRAME || | |
3534 | (scsi_state & (MPI2_SCSI_STATE_AUTOSENSE_FAILED | | |
3535 | MPI2_SCSI_STATE_NO_SCSI_STATUS))) | |
635374e7 EM |
3536 | scmd->result = DID_SOFT_ERROR << 16; |
3537 | else if (scsi_state & MPI2_SCSI_STATE_TERMINATED) | |
3538 | scmd->result = DID_RESET << 16; | |
3539 | break; | |
3540 | ||
3c621b3e EM |
3541 | case MPI2_IOCSTATUS_EEDP_GUARD_ERROR: |
3542 | case MPI2_IOCSTATUS_EEDP_REF_TAG_ERROR: | |
3543 | case MPI2_IOCSTATUS_EEDP_APP_TAG_ERROR: | |
3544 | _scsih_eedp_error_handling(scmd, ioc_status); | |
3545 | break; | |
635374e7 EM |
3546 | case MPI2_IOCSTATUS_SCSI_PROTOCOL_ERROR: |
3547 | case MPI2_IOCSTATUS_INVALID_FUNCTION: | |
3548 | case MPI2_IOCSTATUS_INVALID_SGL: | |
3549 | case MPI2_IOCSTATUS_INTERNAL_ERROR: | |
3550 | case MPI2_IOCSTATUS_INVALID_FIELD: | |
3551 | case MPI2_IOCSTATUS_INVALID_STATE: | |
3552 | case MPI2_IOCSTATUS_SCSI_IO_DATA_ERROR: | |
3553 | case MPI2_IOCSTATUS_SCSI_TASK_MGMT_FAILED: | |
3554 | default: | |
3555 | scmd->result = DID_SOFT_ERROR << 16; | |
3556 | break; | |
3557 | ||
3558 | } | |
3559 | ||
3560 | #ifdef CONFIG_SCSI_MPT2SAS_LOGGING | |
3561 | if (scmd->result && (ioc->logging_level & MPT_DEBUG_REPLY)) | |
3562 | _scsih_scsi_ioc_info(ioc , scmd, mpi_reply, smid); | |
3563 | #endif | |
3564 | ||
3565 | out: | |
3566 | scsi_dma_unmap(scmd); | |
3567 | scmd->scsi_done(scmd); | |
77e63ed4 | 3568 | return 1; |
635374e7 EM |
3569 | } |
3570 | ||
635374e7 EM |
3571 | /** |
3572 | * _scsih_sas_host_refresh - refreshing sas host object contents | |
3573 | * @ioc: per adapter object | |
635374e7 EM |
3574 | * Context: user |
3575 | * | |
3576 | * During port enable, fw will send topology events for every device. Its | |
3577 | * possible that the handles may change from the previous setting, so this | |
3578 | * code keeping handles updating if changed. | |
3579 | * | |
3580 | * Return nothing. | |
3581 | */ | |
3582 | static void | |
c5e039be | 3583 | _scsih_sas_host_refresh(struct MPT2SAS_ADAPTER *ioc) |
635374e7 EM |
3584 | { |
3585 | u16 sz; | |
3586 | u16 ioc_status; | |
3587 | int i; | |
3588 | Mpi2ConfigReply_t mpi_reply; | |
3589 | Mpi2SasIOUnitPage0_t *sas_iounit_pg0 = NULL; | |
c5e039be | 3590 | u16 attached_handle; |
635374e7 EM |
3591 | |
3592 | dtmprintk(ioc, printk(MPT2SAS_INFO_FMT | |
3593 | "updating handles for sas_host(0x%016llx)\n", | |
3594 | ioc->name, (unsigned long long)ioc->sas_hba.sas_address)); | |
3595 | ||
3596 | sz = offsetof(Mpi2SasIOUnitPage0_t, PhyData) + (ioc->sas_hba.num_phys | |
3597 | * sizeof(Mpi2SasIOUnit0PhyData_t)); | |
3598 | sas_iounit_pg0 = kzalloc(sz, GFP_KERNEL); | |
3599 | if (!sas_iounit_pg0) { | |
3600 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
3601 | ioc->name, __FILE__, __LINE__, __func__); | |
3602 | return; | |
3603 | } | |
635374e7 | 3604 | |
c5e039be KD |
3605 | if ((mpt2sas_config_get_sas_iounit_pg0(ioc, &mpi_reply, |
3606 | sas_iounit_pg0, sz)) != 0) | |
3607 | goto out; | |
3608 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK; | |
3609 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) | |
3610 | goto out; | |
3611 | for (i = 0; i < ioc->sas_hba.num_phys ; i++) { | |
3612 | if (i == 0) | |
3613 | ioc->sas_hba.handle = le16_to_cpu(sas_iounit_pg0-> | |
3614 | PhyData[0].ControllerDevHandle); | |
3615 | ioc->sas_hba.phy[i].handle = ioc->sas_hba.handle; | |
3616 | attached_handle = le16_to_cpu(sas_iounit_pg0->PhyData[i]. | |
3617 | AttachedDevHandle); | |
3618 | mpt2sas_transport_update_links(ioc, ioc->sas_hba.sas_address, | |
3619 | attached_handle, i, sas_iounit_pg0->PhyData[i]. | |
3620 | NegotiatedLinkRate >> 4); | |
3621 | } | |
635374e7 EM |
3622 | out: |
3623 | kfree(sas_iounit_pg0); | |
3624 | } | |
3625 | ||
3626 | /** | |
3627 | * _scsih_sas_host_add - create sas host object | |
3628 | * @ioc: per adapter object | |
3629 | * | |
3630 | * Creating host side data object, stored in ioc->sas_hba | |
3631 | * | |
3632 | * Return nothing. | |
3633 | */ | |
3634 | static void | |
3635 | _scsih_sas_host_add(struct MPT2SAS_ADAPTER *ioc) | |
3636 | { | |
3637 | int i; | |
3638 | Mpi2ConfigReply_t mpi_reply; | |
3639 | Mpi2SasIOUnitPage0_t *sas_iounit_pg0 = NULL; | |
3640 | Mpi2SasIOUnitPage1_t *sas_iounit_pg1 = NULL; | |
3641 | Mpi2SasPhyPage0_t phy_pg0; | |
3642 | Mpi2SasDevicePage0_t sas_device_pg0; | |
3643 | Mpi2SasEnclosurePage0_t enclosure_pg0; | |
3644 | u16 ioc_status; | |
3645 | u16 sz; | |
3646 | u16 device_missing_delay; | |
3647 | ||
3648 | mpt2sas_config_get_number_hba_phys(ioc, &ioc->sas_hba.num_phys); | |
3649 | if (!ioc->sas_hba.num_phys) { | |
3650 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
3651 | ioc->name, __FILE__, __LINE__, __func__); | |
3652 | return; | |
3653 | } | |
3654 | ||
3655 | /* sas_iounit page 0 */ | |
3656 | sz = offsetof(Mpi2SasIOUnitPage0_t, PhyData) + (ioc->sas_hba.num_phys * | |
3657 | sizeof(Mpi2SasIOUnit0PhyData_t)); | |
3658 | sas_iounit_pg0 = kzalloc(sz, GFP_KERNEL); | |
3659 | if (!sas_iounit_pg0) { | |
3660 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
3661 | ioc->name, __FILE__, __LINE__, __func__); | |
3662 | return; | |
3663 | } | |
3664 | if ((mpt2sas_config_get_sas_iounit_pg0(ioc, &mpi_reply, | |
3665 | sas_iounit_pg0, sz))) { | |
3666 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
3667 | ioc->name, __FILE__, __LINE__, __func__); | |
3668 | goto out; | |
3669 | } | |
3670 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
3671 | MPI2_IOCSTATUS_MASK; | |
3672 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { | |
3673 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
3674 | ioc->name, __FILE__, __LINE__, __func__); | |
3675 | goto out; | |
3676 | } | |
3677 | ||
3678 | /* sas_iounit page 1 */ | |
3679 | sz = offsetof(Mpi2SasIOUnitPage1_t, PhyData) + (ioc->sas_hba.num_phys * | |
3680 | sizeof(Mpi2SasIOUnit1PhyData_t)); | |
3681 | sas_iounit_pg1 = kzalloc(sz, GFP_KERNEL); | |
3682 | if (!sas_iounit_pg1) { | |
3683 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
3684 | ioc->name, __FILE__, __LINE__, __func__); | |
3685 | goto out; | |
3686 | } | |
3687 | if ((mpt2sas_config_get_sas_iounit_pg1(ioc, &mpi_reply, | |
3688 | sas_iounit_pg1, sz))) { | |
3689 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
3690 | ioc->name, __FILE__, __LINE__, __func__); | |
3691 | goto out; | |
3692 | } | |
3693 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
3694 | MPI2_IOCSTATUS_MASK; | |
3695 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { | |
3696 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
3697 | ioc->name, __FILE__, __LINE__, __func__); | |
3698 | goto out; | |
3699 | } | |
3700 | ||
3701 | ioc->io_missing_delay = | |
3702 | le16_to_cpu(sas_iounit_pg1->IODeviceMissingDelay); | |
3703 | device_missing_delay = | |
3704 | le16_to_cpu(sas_iounit_pg1->ReportDeviceMissingDelay); | |
3705 | if (device_missing_delay & MPI2_SASIOUNIT1_REPORT_MISSING_UNIT_16) | |
3706 | ioc->device_missing_delay = (device_missing_delay & | |
3707 | MPI2_SASIOUNIT1_REPORT_MISSING_TIMEOUT_MASK) * 16; | |
3708 | else | |
3709 | ioc->device_missing_delay = device_missing_delay & | |
3710 | MPI2_SASIOUNIT1_REPORT_MISSING_TIMEOUT_MASK; | |
3711 | ||
3712 | ioc->sas_hba.parent_dev = &ioc->shost->shost_gendev; | |
3713 | ioc->sas_hba.phy = kcalloc(ioc->sas_hba.num_phys, | |
3714 | sizeof(struct _sas_phy), GFP_KERNEL); | |
3715 | if (!ioc->sas_hba.phy) { | |
3716 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
3717 | ioc->name, __FILE__, __LINE__, __func__); | |
3718 | goto out; | |
3719 | } | |
3720 | for (i = 0; i < ioc->sas_hba.num_phys ; i++) { | |
3721 | if ((mpt2sas_config_get_phy_pg0(ioc, &mpi_reply, &phy_pg0, | |
3722 | i))) { | |
3723 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
3724 | ioc->name, __FILE__, __LINE__, __func__); | |
3725 | goto out; | |
3726 | } | |
3727 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
3728 | MPI2_IOCSTATUS_MASK; | |
3729 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { | |
3730 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
3731 | ioc->name, __FILE__, __LINE__, __func__); | |
3732 | goto out; | |
3733 | } | |
c5e039be KD |
3734 | |
3735 | if (i == 0) | |
3736 | ioc->sas_hba.handle = le16_to_cpu(sas_iounit_pg0-> | |
3737 | PhyData[0].ControllerDevHandle); | |
3738 | ioc->sas_hba.phy[i].handle = ioc->sas_hba.handle; | |
635374e7 EM |
3739 | ioc->sas_hba.phy[i].phy_id = i; |
3740 | mpt2sas_transport_add_host_phy(ioc, &ioc->sas_hba.phy[i], | |
3741 | phy_pg0, ioc->sas_hba.parent_dev); | |
3742 | } | |
3743 | if ((mpt2sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0, | |
c5e039be | 3744 | MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, ioc->sas_hba.handle))) { |
635374e7 EM |
3745 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", |
3746 | ioc->name, __FILE__, __LINE__, __func__); | |
3747 | goto out; | |
3748 | } | |
635374e7 EM |
3749 | ioc->sas_hba.enclosure_handle = |
3750 | le16_to_cpu(sas_device_pg0.EnclosureHandle); | |
3751 | ioc->sas_hba.sas_address = le64_to_cpu(sas_device_pg0.SASAddress); | |
3752 | printk(MPT2SAS_INFO_FMT "host_add: handle(0x%04x), " | |
3753 | "sas_addr(0x%016llx), phys(%d)\n", ioc->name, ioc->sas_hba.handle, | |
3754 | (unsigned long long) ioc->sas_hba.sas_address, | |
3755 | ioc->sas_hba.num_phys) ; | |
3756 | ||
3757 | if (ioc->sas_hba.enclosure_handle) { | |
3758 | if (!(mpt2sas_config_get_enclosure_pg0(ioc, &mpi_reply, | |
3759 | &enclosure_pg0, | |
3760 | MPI2_SAS_ENCLOS_PGAD_FORM_HANDLE, | |
3761 | ioc->sas_hba.enclosure_handle))) { | |
3762 | ioc->sas_hba.enclosure_logical_id = | |
3763 | le64_to_cpu(enclosure_pg0.EnclosureLogicalID); | |
3764 | } | |
3765 | } | |
3766 | ||
3767 | out: | |
3768 | kfree(sas_iounit_pg1); | |
3769 | kfree(sas_iounit_pg0); | |
3770 | } | |
3771 | ||
3772 | /** | |
3773 | * _scsih_expander_add - creating expander object | |
3774 | * @ioc: per adapter object | |
3775 | * @handle: expander handle | |
3776 | * | |
3777 | * Creating expander object, stored in ioc->sas_expander_list. | |
3778 | * | |
3779 | * Return 0 for success, else error. | |
3780 | */ | |
3781 | static int | |
3782 | _scsih_expander_add(struct MPT2SAS_ADAPTER *ioc, u16 handle) | |
3783 | { | |
3784 | struct _sas_node *sas_expander; | |
3785 | Mpi2ConfigReply_t mpi_reply; | |
3786 | Mpi2ExpanderPage0_t expander_pg0; | |
3787 | Mpi2ExpanderPage1_t expander_pg1; | |
3788 | Mpi2SasEnclosurePage0_t enclosure_pg0; | |
3789 | u32 ioc_status; | |
3790 | u16 parent_handle; | |
c5e039be | 3791 | __le64 sas_address, sas_address_parent = 0; |
635374e7 EM |
3792 | int i; |
3793 | unsigned long flags; | |
20f5895d | 3794 | struct _sas_port *mpt2sas_port = NULL; |
635374e7 EM |
3795 | int rc = 0; |
3796 | ||
3797 | if (!handle) | |
3798 | return -1; | |
3799 | ||
155dd4c7 KD |
3800 | if (ioc->shost_recovery) |
3801 | return -1; | |
3802 | ||
635374e7 EM |
3803 | if ((mpt2sas_config_get_expander_pg0(ioc, &mpi_reply, &expander_pg0, |
3804 | MPI2_SAS_EXPAND_PGAD_FORM_HNDL, handle))) { | |
3805 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
3806 | ioc->name, __FILE__, __LINE__, __func__); | |
3807 | return -1; | |
3808 | } | |
3809 | ||
3810 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
3811 | MPI2_IOCSTATUS_MASK; | |
3812 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { | |
3813 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
3814 | ioc->name, __FILE__, __LINE__, __func__); | |
3815 | return -1; | |
3816 | } | |
3817 | ||
3818 | /* handle out of order topology events */ | |
3819 | parent_handle = le16_to_cpu(expander_pg0.ParentDevHandle); | |
c5e039be KD |
3820 | if (_scsih_get_sas_address(ioc, parent_handle, &sas_address_parent) |
3821 | != 0) { | |
3822 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
3823 | ioc->name, __FILE__, __LINE__, __func__); | |
3824 | return -1; | |
3825 | } | |
3826 | if (sas_address_parent != ioc->sas_hba.sas_address) { | |
635374e7 | 3827 | spin_lock_irqsave(&ioc->sas_node_lock, flags); |
c5e039be KD |
3828 | sas_expander = mpt2sas_scsih_expander_find_by_sas_address(ioc, |
3829 | sas_address_parent); | |
635374e7 EM |
3830 | spin_unlock_irqrestore(&ioc->sas_node_lock, flags); |
3831 | if (!sas_expander) { | |
3832 | rc = _scsih_expander_add(ioc, parent_handle); | |
3833 | if (rc != 0) | |
3834 | return rc; | |
3835 | } | |
3836 | } | |
3837 | ||
635374e7 | 3838 | spin_lock_irqsave(&ioc->sas_node_lock, flags); |
595bb0bd | 3839 | sas_address = le64_to_cpu(expander_pg0.SASAddress); |
635374e7 EM |
3840 | sas_expander = mpt2sas_scsih_expander_find_by_sas_address(ioc, |
3841 | sas_address); | |
3842 | spin_unlock_irqrestore(&ioc->sas_node_lock, flags); | |
3843 | ||
3844 | if (sas_expander) | |
3845 | return 0; | |
3846 | ||
3847 | sas_expander = kzalloc(sizeof(struct _sas_node), | |
3848 | GFP_KERNEL); | |
3849 | if (!sas_expander) { | |
3850 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
3851 | ioc->name, __FILE__, __LINE__, __func__); | |
3852 | return -1; | |
3853 | } | |
3854 | ||
3855 | sas_expander->handle = handle; | |
3856 | sas_expander->num_phys = expander_pg0.NumPhys; | |
c5e039be | 3857 | sas_expander->sas_address_parent = sas_address_parent; |
635374e7 EM |
3858 | sas_expander->sas_address = sas_address; |
3859 | ||
3860 | printk(MPT2SAS_INFO_FMT "expander_add: handle(0x%04x)," | |
3861 | " parent(0x%04x), sas_addr(0x%016llx), phys(%d)\n", ioc->name, | |
c5e039be | 3862 | handle, parent_handle, (unsigned long long) |
635374e7 EM |
3863 | sas_expander->sas_address, sas_expander->num_phys); |
3864 | ||
3865 | if (!sas_expander->num_phys) | |
3866 | goto out_fail; | |
3867 | sas_expander->phy = kcalloc(sas_expander->num_phys, | |
3868 | sizeof(struct _sas_phy), GFP_KERNEL); | |
3869 | if (!sas_expander->phy) { | |
3870 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
3871 | ioc->name, __FILE__, __LINE__, __func__); | |
3872 | rc = -1; | |
3873 | goto out_fail; | |
3874 | } | |
3875 | ||
3876 | INIT_LIST_HEAD(&sas_expander->sas_port_list); | |
3877 | mpt2sas_port = mpt2sas_transport_port_add(ioc, handle, | |
c5e039be | 3878 | sas_address_parent); |
635374e7 EM |
3879 | if (!mpt2sas_port) { |
3880 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
3881 | ioc->name, __FILE__, __LINE__, __func__); | |
3882 | rc = -1; | |
3883 | goto out_fail; | |
3884 | } | |
3885 | sas_expander->parent_dev = &mpt2sas_port->rphy->dev; | |
3886 | ||
3887 | for (i = 0 ; i < sas_expander->num_phys ; i++) { | |
3888 | if ((mpt2sas_config_get_expander_pg1(ioc, &mpi_reply, | |
3889 | &expander_pg1, i, handle))) { | |
3890 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
3891 | ioc->name, __FILE__, __LINE__, __func__); | |
20f5895d KD |
3892 | rc = -1; |
3893 | goto out_fail; | |
635374e7 EM |
3894 | } |
3895 | sas_expander->phy[i].handle = handle; | |
3896 | sas_expander->phy[i].phy_id = i; | |
20f5895d KD |
3897 | |
3898 | if ((mpt2sas_transport_add_expander_phy(ioc, | |
3899 | &sas_expander->phy[i], expander_pg1, | |
3900 | sas_expander->parent_dev))) { | |
3901 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
3902 | ioc->name, __FILE__, __LINE__, __func__); | |
3903 | rc = -1; | |
3904 | goto out_fail; | |
3905 | } | |
635374e7 EM |
3906 | } |
3907 | ||
3908 | if (sas_expander->enclosure_handle) { | |
3909 | if (!(mpt2sas_config_get_enclosure_pg0(ioc, &mpi_reply, | |
3910 | &enclosure_pg0, MPI2_SAS_ENCLOS_PGAD_FORM_HANDLE, | |
3911 | sas_expander->enclosure_handle))) { | |
3912 | sas_expander->enclosure_logical_id = | |
3913 | le64_to_cpu(enclosure_pg0.EnclosureLogicalID); | |
3914 | } | |
3915 | } | |
3916 | ||
3917 | _scsih_expander_node_add(ioc, sas_expander); | |
3918 | return 0; | |
3919 | ||
3920 | out_fail: | |
3921 | ||
20f5895d KD |
3922 | if (mpt2sas_port) |
3923 | mpt2sas_transport_port_remove(ioc, sas_expander->sas_address, | |
c5e039be | 3924 | sas_address_parent); |
635374e7 EM |
3925 | kfree(sas_expander); |
3926 | return rc; | |
3927 | } | |
3928 | ||
744090d3 KD |
3929 | /** |
3930 | * _scsih_done - scsih callback handler. | |
3931 | * @ioc: per adapter object | |
3932 | * @smid: system request message index | |
3933 | * @msix_index: MSIX table index supplied by the OS | |
3934 | * @reply: reply message frame(lower 32bit addr) | |
3935 | * | |
3936 | * Callback handler when sending internal generated message frames. | |
3937 | * The callback index passed is `ioc->scsih_cb_idx` | |
3938 | * | |
3939 | * Return 1 meaning mf should be freed from _base_interrupt | |
3940 | * 0 means the mf is freed from this function. | |
3941 | */ | |
3942 | static u8 | |
3943 | _scsih_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply) | |
3944 | { | |
3945 | MPI2DefaultReply_t *mpi_reply; | |
3946 | ||
3947 | mpi_reply = mpt2sas_base_get_reply_virt_addr(ioc, reply); | |
3948 | if (ioc->scsih_cmds.status == MPT2_CMD_NOT_USED) | |
3949 | return 1; | |
3950 | if (ioc->scsih_cmds.smid != smid) | |
3951 | return 1; | |
3952 | ioc->scsih_cmds.status |= MPT2_CMD_COMPLETE; | |
3953 | if (mpi_reply) { | |
3954 | memcpy(ioc->scsih_cmds.reply, mpi_reply, | |
3955 | mpi_reply->MsgLength*4); | |
3956 | ioc->scsih_cmds.status |= MPT2_CMD_REPLY_VALID; | |
3957 | } | |
3958 | ioc->scsih_cmds.status &= ~MPT2_CMD_PENDING; | |
3959 | complete(&ioc->scsih_cmds.done); | |
3960 | return 1; | |
3961 | } | |
3962 | ||
635374e7 EM |
3963 | /** |
3964 | * _scsih_expander_remove - removing expander object | |
3965 | * @ioc: per adapter object | |
c5e039be | 3966 | * @sas_address: expander sas_address |
635374e7 EM |
3967 | * |
3968 | * Return nothing. | |
3969 | */ | |
3970 | static void | |
c5e039be | 3971 | _scsih_expander_remove(struct MPT2SAS_ADAPTER *ioc, u64 sas_address) |
635374e7 EM |
3972 | { |
3973 | struct _sas_node *sas_expander; | |
3974 | unsigned long flags; | |
3975 | ||
155dd4c7 KD |
3976 | if (ioc->shost_recovery) |
3977 | return; | |
3978 | ||
635374e7 | 3979 | spin_lock_irqsave(&ioc->sas_node_lock, flags); |
c5e039be KD |
3980 | sas_expander = mpt2sas_scsih_expander_find_by_sas_address(ioc, |
3981 | sas_address); | |
635374e7 EM |
3982 | spin_unlock_irqrestore(&ioc->sas_node_lock, flags); |
3983 | _scsih_expander_node_remove(ioc, sas_expander); | |
3984 | } | |
3985 | ||
b4344276 KD |
3986 | /** |
3987 | * _scsih_check_access_status - check access flags | |
3988 | * @ioc: per adapter object | |
3989 | * @sas_address: sas address | |
3990 | * @handle: sas device handle | |
3991 | * @access_flags: errors returned during discovery of the device | |
3992 | * | |
3993 | * Return 0 for success, else failure | |
3994 | */ | |
3995 | static u8 | |
3996 | _scsih_check_access_status(struct MPT2SAS_ADAPTER *ioc, u64 sas_address, | |
3997 | u16 handle, u8 access_status) | |
3998 | { | |
3999 | u8 rc = 1; | |
4000 | char *desc = NULL; | |
4001 | ||
4002 | switch (access_status) { | |
4003 | case MPI2_SAS_DEVICE0_ASTATUS_NO_ERRORS: | |
4004 | case MPI2_SAS_DEVICE0_ASTATUS_SATA_NEEDS_INITIALIZATION: | |
4005 | rc = 0; | |
4006 | break; | |
4007 | case MPI2_SAS_DEVICE0_ASTATUS_SATA_CAPABILITY_FAILED: | |
4008 | desc = "sata capability failed"; | |
4009 | break; | |
4010 | case MPI2_SAS_DEVICE0_ASTATUS_SATA_AFFILIATION_CONFLICT: | |
4011 | desc = "sata affiliation conflict"; | |
4012 | break; | |
4013 | case MPI2_SAS_DEVICE0_ASTATUS_ROUTE_NOT_ADDRESSABLE: | |
4014 | desc = "route not addressable"; | |
4015 | break; | |
4016 | case MPI2_SAS_DEVICE0_ASTATUS_SMP_ERROR_NOT_ADDRESSABLE: | |
4017 | desc = "smp error not addressable"; | |
4018 | break; | |
4019 | case MPI2_SAS_DEVICE0_ASTATUS_DEVICE_BLOCKED: | |
4020 | desc = "device blocked"; | |
4021 | break; | |
4022 | case MPI2_SAS_DEVICE0_ASTATUS_SATA_INIT_FAILED: | |
4023 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_UNKNOWN: | |
4024 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_AFFILIATION_CONFLICT: | |
4025 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_DIAG: | |
4026 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_IDENTIFICATION: | |
4027 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_CHECK_POWER: | |
4028 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_PIO_SN: | |
4029 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_MDMA_SN: | |
4030 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_UDMA_SN: | |
4031 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_ZONING_VIOLATION: | |
4032 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_NOT_ADDRESSABLE: | |
4033 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_MAX: | |
4034 | desc = "sata initialization failed"; | |
4035 | break; | |
4036 | default: | |
4037 | desc = "unknown"; | |
4038 | break; | |
4039 | } | |
4040 | ||
4041 | if (!rc) | |
4042 | return 0; | |
4043 | ||
4044 | printk(MPT2SAS_ERR_FMT "discovery errors(%s): sas_address(0x%016llx), " | |
4045 | "handle(0x%04x)\n", ioc->name, desc, | |
4046 | (unsigned long long)sas_address, handle); | |
4047 | return rc; | |
4048 | } | |
4049 | ||
4050 | static void | |
4051 | _scsih_check_device(struct MPT2SAS_ADAPTER *ioc, u16 handle) | |
4052 | { | |
4053 | Mpi2ConfigReply_t mpi_reply; | |
4054 | Mpi2SasDevicePage0_t sas_device_pg0; | |
4055 | struct _sas_device *sas_device; | |
4056 | u32 ioc_status; | |
4057 | unsigned long flags; | |
4058 | u64 sas_address; | |
4059 | struct scsi_target *starget; | |
4060 | struct MPT2SAS_TARGET *sas_target_priv_data; | |
4061 | u32 device_info; | |
4062 | ||
4063 | if ((mpt2sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0, | |
4064 | MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) | |
4065 | return; | |
4066 | ||
4067 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK; | |
4068 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) | |
4069 | return; | |
4070 | ||
4071 | /* check if this is end device */ | |
4072 | device_info = le32_to_cpu(sas_device_pg0.DeviceInfo); | |
4073 | if (!(_scsih_is_end_device(device_info))) | |
4074 | return; | |
4075 | ||
4076 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
4077 | sas_address = le64_to_cpu(sas_device_pg0.SASAddress); | |
4078 | sas_device = mpt2sas_scsih_sas_device_find_by_sas_address(ioc, | |
4079 | sas_address); | |
4080 | ||
4081 | if (!sas_device) { | |
4082 | printk(MPT2SAS_ERR_FMT "device is not present " | |
4083 | "handle(0x%04x), no sas_device!!!\n", ioc->name, handle); | |
4084 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
4085 | return; | |
4086 | } | |
4087 | ||
4088 | if (unlikely(sas_device->handle != handle)) { | |
4089 | starget = sas_device->starget; | |
4090 | sas_target_priv_data = starget->hostdata; | |
4091 | starget_printk(KERN_INFO, starget, "handle changed from(0x%04x)" | |
4092 | " to (0x%04x)!!!\n", sas_device->handle, handle); | |
4093 | sas_target_priv_data->handle = handle; | |
4094 | sas_device->handle = handle; | |
4095 | } | |
4096 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
4097 | ||
4098 | /* check if device is present */ | |
4099 | if (!(le16_to_cpu(sas_device_pg0.Flags) & | |
4100 | MPI2_SAS_DEVICE0_FLAGS_DEVICE_PRESENT)) { | |
4101 | printk(MPT2SAS_ERR_FMT "device is not present " | |
4102 | "handle(0x%04x), flags!!!\n", ioc->name, handle); | |
4103 | return; | |
4104 | } | |
4105 | ||
4106 | /* check if there were any issues with discovery */ | |
4107 | if (_scsih_check_access_status(ioc, sas_address, handle, | |
4108 | sas_device_pg0.AccessStatus)) | |
4109 | return; | |
4110 | _scsih_ublock_io_device(ioc, handle); | |
4111 | ||
4112 | } | |
4113 | ||
635374e7 EM |
4114 | /** |
4115 | * _scsih_add_device - creating sas device object | |
4116 | * @ioc: per adapter object | |
4117 | * @handle: sas device handle | |
4118 | * @phy_num: phy number end device attached to | |
4119 | * @is_pd: is this hidden raid component | |
4120 | * | |
4121 | * Creating end device object, stored in ioc->sas_device_list. | |
4122 | * | |
4123 | * Returns 0 for success, non-zero for failure. | |
4124 | */ | |
4125 | static int | |
4126 | _scsih_add_device(struct MPT2SAS_ADAPTER *ioc, u16 handle, u8 phy_num, u8 is_pd) | |
4127 | { | |
4128 | Mpi2ConfigReply_t mpi_reply; | |
4129 | Mpi2SasDevicePage0_t sas_device_pg0; | |
4130 | Mpi2SasEnclosurePage0_t enclosure_pg0; | |
4131 | struct _sas_device *sas_device; | |
4132 | u32 ioc_status; | |
4133 | __le64 sas_address; | |
4134 | u32 device_info; | |
4135 | unsigned long flags; | |
4136 | ||
4137 | if ((mpt2sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0, | |
4138 | MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) { | |
4139 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
4140 | ioc->name, __FILE__, __LINE__, __func__); | |
4141 | return -1; | |
4142 | } | |
4143 | ||
4144 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
4145 | MPI2_IOCSTATUS_MASK; | |
4146 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { | |
4147 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
4148 | ioc->name, __FILE__, __LINE__, __func__); | |
4149 | return -1; | |
4150 | } | |
4151 | ||
b4344276 KD |
4152 | sas_address = le64_to_cpu(sas_device_pg0.SASAddress); |
4153 | ||
635374e7 EM |
4154 | /* check if device is present */ |
4155 | if (!(le16_to_cpu(sas_device_pg0.Flags) & | |
4156 | MPI2_SAS_DEVICE0_FLAGS_DEVICE_PRESENT)) { | |
4157 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
4158 | ioc->name, __FILE__, __LINE__, __func__); | |
4159 | printk(MPT2SAS_ERR_FMT "Flags = 0x%04x\n", | |
4160 | ioc->name, le16_to_cpu(sas_device_pg0.Flags)); | |
4161 | return -1; | |
4162 | } | |
4163 | ||
b4344276 KD |
4164 | /* check if there were any issues with discovery */ |
4165 | if (_scsih_check_access_status(ioc, sas_address, handle, | |
4166 | sas_device_pg0.AccessStatus)) | |
635374e7 | 4167 | return -1; |
635374e7 EM |
4168 | |
4169 | /* check if this is end device */ | |
4170 | device_info = le32_to_cpu(sas_device_pg0.DeviceInfo); | |
4171 | if (!(_scsih_is_end_device(device_info))) { | |
4172 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
4173 | ioc->name, __FILE__, __LINE__, __func__); | |
4174 | return -1; | |
4175 | } | |
4176 | ||
635374e7 EM |
4177 | |
4178 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
4179 | sas_device = mpt2sas_scsih_sas_device_find_by_sas_address(ioc, | |
4180 | sas_address); | |
4181 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
4182 | ||
b4344276 | 4183 | if (sas_device) |
635374e7 | 4184 | return 0; |
635374e7 EM |
4185 | |
4186 | sas_device = kzalloc(sizeof(struct _sas_device), | |
4187 | GFP_KERNEL); | |
4188 | if (!sas_device) { | |
4189 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
4190 | ioc->name, __FILE__, __LINE__, __func__); | |
4191 | return -1; | |
4192 | } | |
4193 | ||
4194 | sas_device->handle = handle; | |
c5e039be KD |
4195 | if (_scsih_get_sas_address(ioc, le16_to_cpu |
4196 | (sas_device_pg0.ParentDevHandle), | |
4197 | &sas_device->sas_address_parent) != 0) | |
4198 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
4199 | ioc->name, __FILE__, __LINE__, __func__); | |
635374e7 EM |
4200 | sas_device->enclosure_handle = |
4201 | le16_to_cpu(sas_device_pg0.EnclosureHandle); | |
4202 | sas_device->slot = | |
4203 | le16_to_cpu(sas_device_pg0.Slot); | |
4204 | sas_device->device_info = device_info; | |
4205 | sas_device->sas_address = sas_address; | |
7fbae67a | 4206 | sas_device->phy = sas_device_pg0.PhyNum; |
635374e7 EM |
4207 | sas_device->hidden_raid_component = is_pd; |
4208 | ||
4209 | /* get enclosure_logical_id */ | |
15052c9e KD |
4210 | if (sas_device->enclosure_handle && !(mpt2sas_config_get_enclosure_pg0( |
4211 | ioc, &mpi_reply, &enclosure_pg0, MPI2_SAS_ENCLOS_PGAD_FORM_HANDLE, | |
4212 | sas_device->enclosure_handle))) | |
635374e7 EM |
4213 | sas_device->enclosure_logical_id = |
4214 | le64_to_cpu(enclosure_pg0.EnclosureLogicalID); | |
635374e7 EM |
4215 | |
4216 | /* get device name */ | |
4217 | sas_device->device_name = le64_to_cpu(sas_device_pg0.DeviceName); | |
4218 | ||
4219 | if (ioc->wait_for_port_enable_to_complete) | |
4220 | _scsih_sas_device_init_add(ioc, sas_device); | |
4221 | else | |
4222 | _scsih_sas_device_add(ioc, sas_device); | |
4223 | ||
4224 | return 0; | |
4225 | } | |
4226 | ||
4227 | /** | |
1278b11f | 4228 | * _scsih_remove_pd_device - removing sas device pd object |
635374e7 | 4229 | * @ioc: per adapter object |
1278b11f | 4230 | * @sas_device_delete: the sas_device object |
635374e7 | 4231 | * |
1278b11f KD |
4232 | * For hidden raid components, we do driver-fw handshake from |
4233 | * hotplug work threads. | |
635374e7 EM |
4234 | * Return nothing. |
4235 | */ | |
4236 | static void | |
1278b11f KD |
4237 | _scsih_remove_pd_device(struct MPT2SAS_ADAPTER *ioc, struct _sas_device |
4238 | sas_device) | |
635374e7 | 4239 | { |
635374e7 EM |
4240 | Mpi2SasIoUnitControlReply_t mpi_reply; |
4241 | Mpi2SasIoUnitControlRequest_t mpi_request; | |
1278b11f | 4242 | u16 vol_handle, handle; |
635374e7 | 4243 | |
1278b11f | 4244 | handle = sas_device.handle; |
c5e039be KD |
4245 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: enter: handle(0x%04x)," |
4246 | " sas_addr(0x%016llx)\n", ioc->name, __func__, handle, | |
1278b11f | 4247 | (unsigned long long) sas_device.sas_address)); |
635374e7 | 4248 | |
1278b11f KD |
4249 | vol_handle = sas_device.volume_handle; |
4250 | if (!vol_handle) | |
4251 | return; | |
4252 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "issue target reset: " | |
4253 | "handle(0x%04x)\n", ioc->name, vol_handle)); | |
8ed9a03a KD |
4254 | mpt2sas_scsih_issue_tm(ioc, vol_handle, 0, 0, 0, |
4255 | MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET, 0, 30, NULL); | |
1278b11f KD |
4256 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "issue target reset " |
4257 | "done: handle(0x%04x)\n", ioc->name, vol_handle)); | |
4258 | if (ioc->shost_recovery) | |
4259 | return; | |
635374e7 EM |
4260 | |
4261 | /* SAS_IO_UNIT_CNTR - send REMOVE_DEVICE */ | |
4262 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "sas_iounit: handle" | |
4263 | "(0x%04x)\n", ioc->name, handle)); | |
4264 | memset(&mpi_request, 0, sizeof(Mpi2SasIoUnitControlRequest_t)); | |
4265 | mpi_request.Function = MPI2_FUNCTION_SAS_IO_UNIT_CONTROL; | |
4266 | mpi_request.Operation = MPI2_SAS_OP_REMOVE_DEVICE; | |
1278b11f | 4267 | mpi_request.DevHandle = cpu_to_le16(handle); |
635374e7 | 4268 | if ((mpt2sas_base_sas_iounit_control(ioc, &mpi_reply, |
1278b11f | 4269 | &mpi_request)) != 0) |
635374e7 EM |
4270 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", |
4271 | ioc->name, __FILE__, __LINE__, __func__); | |
635374e7 EM |
4272 | |
4273 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "sas_iounit: ioc_status" | |
4274 | "(0x%04x), loginfo(0x%08x)\n", ioc->name, | |
4275 | le16_to_cpu(mpi_reply.IOCStatus), | |
4276 | le32_to_cpu(mpi_reply.IOCLogInfo))); | |
4277 | ||
1278b11f KD |
4278 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: exit: handle(0x%04x)," |
4279 | " sas_addr(0x%016llx)\n", ioc->name, __func__, handle, | |
4280 | (unsigned long long) sas_device.sas_address)); | |
4281 | } | |
4282 | ||
4283 | /** | |
4284 | * _scsih_remove_device - removing sas device object | |
4285 | * @ioc: per adapter object | |
4286 | * @sas_device_delete: the sas_device object | |
4287 | * | |
4288 | * Return nothing. | |
4289 | */ | |
4290 | static void | |
4291 | _scsih_remove_device(struct MPT2SAS_ADAPTER *ioc, | |
4292 | struct _sas_device *sas_device) | |
4293 | { | |
4294 | struct _sas_device sas_device_backup; | |
4295 | struct MPT2SAS_TARGET *sas_target_priv_data; | |
34a03bef | 4296 | |
1278b11f KD |
4297 | if (!sas_device) |
4298 | return; | |
4299 | ||
4300 | memcpy(&sas_device_backup, sas_device, sizeof(struct _sas_device)); | |
4301 | _scsih_sas_device_remove(ioc, sas_device); | |
34a03bef | 4302 | |
1278b11f KD |
4303 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: enter: " |
4304 | "handle(0x%04x), sas_addr(0x%016llx)\n", ioc->name, __func__, | |
4305 | sas_device_backup.handle, (unsigned long long) | |
4306 | sas_device_backup.sas_address)); | |
4307 | ||
4308 | if (sas_device_backup.starget && sas_device_backup.starget->hostdata) { | |
4309 | sas_target_priv_data = sas_device_backup.starget->hostdata; | |
4310 | sas_target_priv_data->deleted = 1; | |
4311 | } | |
4312 | ||
4313 | if (sas_device_backup.hidden_raid_component) | |
4314 | _scsih_remove_pd_device(ioc, sas_device_backup); | |
4315 | ||
4316 | _scsih_ublock_io_device(ioc, sas_device_backup.handle); | |
4317 | ||
4318 | mpt2sas_transport_port_remove(ioc, sas_device_backup.sas_address, | |
4319 | sas_device_backup.sas_address_parent); | |
635374e7 EM |
4320 | |
4321 | printk(MPT2SAS_INFO_FMT "removing handle(0x%04x), sas_addr" | |
1278b11f KD |
4322 | "(0x%016llx)\n", ioc->name, sas_device_backup.handle, |
4323 | (unsigned long long) sas_device_backup.sas_address); | |
635374e7 | 4324 | |
1278b11f KD |
4325 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: exit: " |
4326 | "handle(0x%04x), sas_addr(0x%016llx)\n", ioc->name, __func__, | |
4327 | sas_device_backup.handle, (unsigned long long) | |
4328 | sas_device_backup.sas_address)); | |
635374e7 EM |
4329 | } |
4330 | ||
4331 | #ifdef CONFIG_SCSI_MPT2SAS_LOGGING | |
4332 | /** | |
4333 | * _scsih_sas_topology_change_event_debug - debug for topology event | |
4334 | * @ioc: per adapter object | |
4335 | * @event_data: event data payload | |
4336 | * Context: user. | |
4337 | */ | |
4338 | static void | |
4339 | _scsih_sas_topology_change_event_debug(struct MPT2SAS_ADAPTER *ioc, | |
4340 | Mpi2EventDataSasTopologyChangeList_t *event_data) | |
4341 | { | |
4342 | int i; | |
4343 | u16 handle; | |
4344 | u16 reason_code; | |
4345 | u8 phy_number; | |
4346 | char *status_str = NULL; | |
e7d59c17 | 4347 | u8 link_rate, prev_link_rate; |
635374e7 EM |
4348 | |
4349 | switch (event_data->ExpStatus) { | |
4350 | case MPI2_EVENT_SAS_TOPO_ES_ADDED: | |
4351 | status_str = "add"; | |
4352 | break; | |
4353 | case MPI2_EVENT_SAS_TOPO_ES_NOT_RESPONDING: | |
4354 | status_str = "remove"; | |
4355 | break; | |
4356 | case MPI2_EVENT_SAS_TOPO_ES_RESPONDING: | |
e7d59c17 | 4357 | case 0: |
635374e7 EM |
4358 | status_str = "responding"; |
4359 | break; | |
4360 | case MPI2_EVENT_SAS_TOPO_ES_DELAY_NOT_RESPONDING: | |
4361 | status_str = "remove delay"; | |
4362 | break; | |
4363 | default: | |
4364 | status_str = "unknown status"; | |
4365 | break; | |
4366 | } | |
eabb08ad | 4367 | printk(MPT2SAS_INFO_FMT "sas topology change: (%s)\n", |
635374e7 | 4368 | ioc->name, status_str); |
eabb08ad | 4369 | printk(KERN_INFO "\thandle(0x%04x), enclosure_handle(0x%04x) " |
635374e7 EM |
4370 | "start_phy(%02d), count(%d)\n", |
4371 | le16_to_cpu(event_data->ExpanderDevHandle), | |
4372 | le16_to_cpu(event_data->EnclosureHandle), | |
4373 | event_data->StartPhyNum, event_data->NumEntries); | |
4374 | for (i = 0; i < event_data->NumEntries; i++) { | |
4375 | handle = le16_to_cpu(event_data->PHY[i].AttachedDevHandle); | |
4376 | if (!handle) | |
4377 | continue; | |
4378 | phy_number = event_data->StartPhyNum + i; | |
4379 | reason_code = event_data->PHY[i].PhyStatus & | |
4380 | MPI2_EVENT_SAS_TOPO_RC_MASK; | |
4381 | switch (reason_code) { | |
4382 | case MPI2_EVENT_SAS_TOPO_RC_TARG_ADDED: | |
e7d59c17 | 4383 | status_str = "target add"; |
635374e7 EM |
4384 | break; |
4385 | case MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING: | |
e7d59c17 | 4386 | status_str = "target remove"; |
635374e7 EM |
4387 | break; |
4388 | case MPI2_EVENT_SAS_TOPO_RC_DELAY_NOT_RESPONDING: | |
e7d59c17 | 4389 | status_str = "delay target remove"; |
635374e7 EM |
4390 | break; |
4391 | case MPI2_EVENT_SAS_TOPO_RC_PHY_CHANGED: | |
e7d59c17 | 4392 | status_str = "link rate change"; |
635374e7 EM |
4393 | break; |
4394 | case MPI2_EVENT_SAS_TOPO_RC_NO_CHANGE: | |
e7d59c17 | 4395 | status_str = "target responding"; |
635374e7 EM |
4396 | break; |
4397 | default: | |
e7d59c17 | 4398 | status_str = "unknown"; |
635374e7 EM |
4399 | break; |
4400 | } | |
e7d59c17 KD |
4401 | link_rate = event_data->PHY[i].LinkRate >> 4; |
4402 | prev_link_rate = event_data->PHY[i].LinkRate & 0xF; | |
eabb08ad | 4403 | printk(KERN_INFO "\tphy(%02d), attached_handle(0x%04x): %s:" |
e7d59c17 KD |
4404 | " link rate: new(0x%02x), old(0x%02x)\n", phy_number, |
4405 | handle, status_str, link_rate, prev_link_rate); | |
4406 | ||
635374e7 EM |
4407 | } |
4408 | } | |
4409 | #endif | |
4410 | ||
4411 | /** | |
4412 | * _scsih_sas_topology_change_event - handle topology changes | |
4413 | * @ioc: per adapter object | |
7b936b02 | 4414 | * @fw_event: The fw_event_work object |
635374e7 EM |
4415 | * Context: user. |
4416 | * | |
4417 | */ | |
4418 | static void | |
7b936b02 | 4419 | _scsih_sas_topology_change_event(struct MPT2SAS_ADAPTER *ioc, |
635374e7 EM |
4420 | struct fw_event_work *fw_event) |
4421 | { | |
4422 | int i; | |
4423 | u16 parent_handle, handle; | |
4424 | u16 reason_code; | |
4425 | u8 phy_number; | |
4426 | struct _sas_node *sas_expander; | |
c5e039be KD |
4427 | struct _sas_device *sas_device; |
4428 | u64 sas_address; | |
635374e7 | 4429 | unsigned long flags; |
e7d59c17 | 4430 | u8 link_rate, prev_link_rate; |
7b936b02 | 4431 | Mpi2EventDataSasTopologyChangeList_t *event_data = fw_event->event_data; |
635374e7 EM |
4432 | |
4433 | #ifdef CONFIG_SCSI_MPT2SAS_LOGGING | |
4434 | if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) | |
4435 | _scsih_sas_topology_change_event_debug(ioc, event_data); | |
4436 | #endif | |
4437 | ||
6558bbb1 | 4438 | if (ioc->shost_recovery || ioc->remove_host) |
c5e039be KD |
4439 | return; |
4440 | ||
635374e7 EM |
4441 | if (!ioc->sas_hba.num_phys) |
4442 | _scsih_sas_host_add(ioc); | |
4443 | else | |
c5e039be | 4444 | _scsih_sas_host_refresh(ioc); |
635374e7 EM |
4445 | |
4446 | if (fw_event->ignore) { | |
eabb08ad | 4447 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "ignoring expander " |
635374e7 EM |
4448 | "event\n", ioc->name)); |
4449 | return; | |
4450 | } | |
4451 | ||
4452 | parent_handle = le16_to_cpu(event_data->ExpanderDevHandle); | |
4453 | ||
4454 | /* handle expander add */ | |
4455 | if (event_data->ExpStatus == MPI2_EVENT_SAS_TOPO_ES_ADDED) | |
4456 | if (_scsih_expander_add(ioc, parent_handle) != 0) | |
4457 | return; | |
4458 | ||
c5e039be KD |
4459 | spin_lock_irqsave(&ioc->sas_node_lock, flags); |
4460 | sas_expander = mpt2sas_scsih_expander_find_by_handle(ioc, | |
4461 | parent_handle); | |
4462 | spin_unlock_irqrestore(&ioc->sas_node_lock, flags); | |
4463 | if (sas_expander) | |
4464 | sas_address = sas_expander->sas_address; | |
4465 | else if (parent_handle < ioc->sas_hba.num_phys) | |
4466 | sas_address = ioc->sas_hba.sas_address; | |
4467 | else | |
4468 | return; | |
4469 | ||
635374e7 EM |
4470 | /* handle siblings events */ |
4471 | for (i = 0; i < event_data->NumEntries; i++) { | |
4472 | if (fw_event->ignore) { | |
eabb08ad | 4473 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "ignoring " |
635374e7 EM |
4474 | "expander event\n", ioc->name)); |
4475 | return; | |
4476 | } | |
6558bbb1 | 4477 | if (ioc->shost_recovery || ioc->remove_host) |
155dd4c7 | 4478 | return; |
308609c6 KD |
4479 | phy_number = event_data->StartPhyNum + i; |
4480 | reason_code = event_data->PHY[i].PhyStatus & | |
4481 | MPI2_EVENT_SAS_TOPO_RC_MASK; | |
4482 | if ((event_data->PHY[i].PhyStatus & | |
4483 | MPI2_EVENT_SAS_TOPO_PHYSTATUS_VACANT) && (reason_code != | |
4484 | MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING)) | |
635374e7 EM |
4485 | continue; |
4486 | handle = le16_to_cpu(event_data->PHY[i].AttachedDevHandle); | |
4487 | if (!handle) | |
4488 | continue; | |
c5e039be | 4489 | link_rate = event_data->PHY[i].LinkRate >> 4; |
e7d59c17 | 4490 | prev_link_rate = event_data->PHY[i].LinkRate & 0xF; |
635374e7 EM |
4491 | switch (reason_code) { |
4492 | case MPI2_EVENT_SAS_TOPO_RC_PHY_CHANGED: | |
e7d59c17 KD |
4493 | |
4494 | if (link_rate == prev_link_rate) | |
4495 | break; | |
4496 | ||
4497 | mpt2sas_transport_update_links(ioc, sas_address, | |
4498 | handle, phy_number, link_rate); | |
4499 | ||
b4344276 KD |
4500 | if (link_rate < MPI2_SAS_NEG_LINK_RATE_1_5) |
4501 | break; | |
4502 | ||
4503 | _scsih_check_device(ioc, handle); | |
e7d59c17 | 4504 | break; |
635374e7 | 4505 | case MPI2_EVENT_SAS_TOPO_RC_TARG_ADDED: |
c5e039be KD |
4506 | |
4507 | mpt2sas_transport_update_links(ioc, sas_address, | |
4508 | handle, phy_number, link_rate); | |
4509 | ||
e7d59c17 | 4510 | _scsih_add_device(ioc, handle, phy_number, 0); |
635374e7 EM |
4511 | break; |
4512 | case MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING: | |
c5e039be KD |
4513 | |
4514 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
4515 | sas_device = _scsih_sas_device_find_by_handle(ioc, | |
4516 | handle); | |
4517 | if (!sas_device) { | |
4518 | spin_unlock_irqrestore(&ioc->sas_device_lock, | |
4519 | flags); | |
4520 | break; | |
4521 | } | |
4522 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
4523 | _scsih_remove_device(ioc, sas_device); | |
635374e7 EM |
4524 | break; |
4525 | } | |
4526 | } | |
4527 | ||
4528 | /* handle expander removal */ | |
c5e039be KD |
4529 | if (event_data->ExpStatus == MPI2_EVENT_SAS_TOPO_ES_NOT_RESPONDING && |
4530 | sas_expander) | |
4531 | _scsih_expander_remove(ioc, sas_address); | |
635374e7 EM |
4532 | |
4533 | } | |
4534 | ||
4535 | #ifdef CONFIG_SCSI_MPT2SAS_LOGGING | |
4536 | /** | |
4537 | * _scsih_sas_device_status_change_event_debug - debug for device event | |
4538 | * @event_data: event data payload | |
4539 | * Context: user. | |
4540 | * | |
4541 | * Return nothing. | |
4542 | */ | |
4543 | static void | |
4544 | _scsih_sas_device_status_change_event_debug(struct MPT2SAS_ADAPTER *ioc, | |
4545 | Mpi2EventDataSasDeviceStatusChange_t *event_data) | |
4546 | { | |
4547 | char *reason_str = NULL; | |
4548 | ||
4549 | switch (event_data->ReasonCode) { | |
4550 | case MPI2_EVENT_SAS_DEV_STAT_RC_SMART_DATA: | |
4551 | reason_str = "smart data"; | |
4552 | break; | |
4553 | case MPI2_EVENT_SAS_DEV_STAT_RC_UNSUPPORTED: | |
4554 | reason_str = "unsupported device discovered"; | |
4555 | break; | |
4556 | case MPI2_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET: | |
4557 | reason_str = "internal device reset"; | |
4558 | break; | |
4559 | case MPI2_EVENT_SAS_DEV_STAT_RC_TASK_ABORT_INTERNAL: | |
4560 | reason_str = "internal task abort"; | |
4561 | break; | |
4562 | case MPI2_EVENT_SAS_DEV_STAT_RC_ABORT_TASK_SET_INTERNAL: | |
4563 | reason_str = "internal task abort set"; | |
4564 | break; | |
4565 | case MPI2_EVENT_SAS_DEV_STAT_RC_CLEAR_TASK_SET_INTERNAL: | |
4566 | reason_str = "internal clear task set"; | |
4567 | break; | |
4568 | case MPI2_EVENT_SAS_DEV_STAT_RC_QUERY_TASK_INTERNAL: | |
4569 | reason_str = "internal query task"; | |
4570 | break; | |
4571 | case MPI2_EVENT_SAS_DEV_STAT_RC_SATA_INIT_FAILURE: | |
4572 | reason_str = "sata init failure"; | |
4573 | break; | |
4574 | case MPI2_EVENT_SAS_DEV_STAT_RC_CMP_INTERNAL_DEV_RESET: | |
4575 | reason_str = "internal device reset complete"; | |
4576 | break; | |
4577 | case MPI2_EVENT_SAS_DEV_STAT_RC_CMP_TASK_ABORT_INTERNAL: | |
4578 | reason_str = "internal task abort complete"; | |
4579 | break; | |
4580 | case MPI2_EVENT_SAS_DEV_STAT_RC_ASYNC_NOTIFICATION: | |
4581 | reason_str = "internal async notification"; | |
4582 | break; | |
ec6c2b43 KD |
4583 | case MPI2_EVENT_SAS_DEV_STAT_RC_EXPANDER_REDUCED_FUNCTIONALITY: |
4584 | reason_str = "expander reduced functionality"; | |
4585 | break; | |
4586 | case MPI2_EVENT_SAS_DEV_STAT_RC_CMP_EXPANDER_REDUCED_FUNCTIONALITY: | |
4587 | reason_str = "expander reduced functionality complete"; | |
4588 | break; | |
635374e7 EM |
4589 | default: |
4590 | reason_str = "unknown reason"; | |
4591 | break; | |
4592 | } | |
eabb08ad | 4593 | printk(MPT2SAS_INFO_FMT "device status change: (%s)\n" |
635374e7 EM |
4594 | "\thandle(0x%04x), sas address(0x%016llx)", ioc->name, |
4595 | reason_str, le16_to_cpu(event_data->DevHandle), | |
4596 | (unsigned long long)le64_to_cpu(event_data->SASAddress)); | |
4597 | if (event_data->ReasonCode == MPI2_EVENT_SAS_DEV_STAT_RC_SMART_DATA) | |
eabb08ad | 4598 | printk(MPT2SAS_INFO_FMT ", ASC(0x%x), ASCQ(0x%x)\n", ioc->name, |
635374e7 EM |
4599 | event_data->ASC, event_data->ASCQ); |
4600 | printk(KERN_INFO "\n"); | |
4601 | } | |
4602 | #endif | |
4603 | ||
4604 | /** | |
4605 | * _scsih_sas_device_status_change_event - handle device status change | |
4606 | * @ioc: per adapter object | |
7b936b02 | 4607 | * @fw_event: The fw_event_work object |
635374e7 EM |
4608 | * Context: user. |
4609 | * | |
4610 | * Return nothing. | |
4611 | */ | |
4612 | static void | |
7b936b02 KD |
4613 | _scsih_sas_device_status_change_event(struct MPT2SAS_ADAPTER *ioc, |
4614 | struct fw_event_work *fw_event) | |
635374e7 | 4615 | { |
8ffc457e KD |
4616 | struct MPT2SAS_TARGET *target_priv_data; |
4617 | struct _sas_device *sas_device; | |
4618 | __le64 sas_address; | |
4619 | unsigned long flags; | |
4620 | Mpi2EventDataSasDeviceStatusChange_t *event_data = | |
4621 | fw_event->event_data; | |
4622 | ||
635374e7 EM |
4623 | #ifdef CONFIG_SCSI_MPT2SAS_LOGGING |
4624 | if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) | |
7b936b02 | 4625 | _scsih_sas_device_status_change_event_debug(ioc, |
8ffc457e | 4626 | event_data); |
635374e7 | 4627 | #endif |
8ffc457e | 4628 | |
f891dcfd | 4629 | if (event_data->ReasonCode != |
8ffc457e | 4630 | MPI2_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET && |
f891dcfd KD |
4631 | event_data->ReasonCode != |
4632 | MPI2_EVENT_SAS_DEV_STAT_RC_CMP_INTERNAL_DEV_RESET) | |
8ffc457e KD |
4633 | return; |
4634 | ||
4635 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
4636 | sas_address = le64_to_cpu(event_data->SASAddress); | |
4637 | sas_device = mpt2sas_scsih_sas_device_find_by_sas_address(ioc, | |
4638 | sas_address); | |
4639 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
4640 | ||
4641 | if (!sas_device || !sas_device->starget) | |
4642 | return; | |
4643 | ||
4644 | target_priv_data = sas_device->starget->hostdata; | |
4645 | if (!target_priv_data) | |
4646 | return; | |
4647 | ||
4648 | if (event_data->ReasonCode == | |
4649 | MPI2_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET) | |
4650 | target_priv_data->tm_busy = 1; | |
4651 | else | |
4652 | target_priv_data->tm_busy = 0; | |
635374e7 EM |
4653 | } |
4654 | ||
4655 | #ifdef CONFIG_SCSI_MPT2SAS_LOGGING | |
4656 | /** | |
4657 | * _scsih_sas_enclosure_dev_status_change_event_debug - debug for enclosure event | |
4658 | * @ioc: per adapter object | |
4659 | * @event_data: event data payload | |
4660 | * Context: user. | |
4661 | * | |
4662 | * Return nothing. | |
4663 | */ | |
4664 | static void | |
4665 | _scsih_sas_enclosure_dev_status_change_event_debug(struct MPT2SAS_ADAPTER *ioc, | |
4666 | Mpi2EventDataSasEnclDevStatusChange_t *event_data) | |
4667 | { | |
4668 | char *reason_str = NULL; | |
4669 | ||
4670 | switch (event_data->ReasonCode) { | |
4671 | case MPI2_EVENT_SAS_ENCL_RC_ADDED: | |
4672 | reason_str = "enclosure add"; | |
4673 | break; | |
4674 | case MPI2_EVENT_SAS_ENCL_RC_NOT_RESPONDING: | |
4675 | reason_str = "enclosure remove"; | |
4676 | break; | |
4677 | default: | |
4678 | reason_str = "unknown reason"; | |
4679 | break; | |
4680 | } | |
4681 | ||
eabb08ad | 4682 | printk(MPT2SAS_INFO_FMT "enclosure status change: (%s)\n" |
635374e7 EM |
4683 | "\thandle(0x%04x), enclosure logical id(0x%016llx)" |
4684 | " number slots(%d)\n", ioc->name, reason_str, | |
4685 | le16_to_cpu(event_data->EnclosureHandle), | |
4686 | (unsigned long long)le64_to_cpu(event_data->EnclosureLogicalID), | |
4687 | le16_to_cpu(event_data->StartSlot)); | |
4688 | } | |
4689 | #endif | |
4690 | ||
4691 | /** | |
4692 | * _scsih_sas_enclosure_dev_status_change_event - handle enclosure events | |
4693 | * @ioc: per adapter object | |
7b936b02 | 4694 | * @fw_event: The fw_event_work object |
635374e7 EM |
4695 | * Context: user. |
4696 | * | |
4697 | * Return nothing. | |
4698 | */ | |
4699 | static void | |
4700 | _scsih_sas_enclosure_dev_status_change_event(struct MPT2SAS_ADAPTER *ioc, | |
7b936b02 | 4701 | struct fw_event_work *fw_event) |
635374e7 EM |
4702 | { |
4703 | #ifdef CONFIG_SCSI_MPT2SAS_LOGGING | |
4704 | if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) | |
4705 | _scsih_sas_enclosure_dev_status_change_event_debug(ioc, | |
7b936b02 | 4706 | fw_event->event_data); |
635374e7 EM |
4707 | #endif |
4708 | } | |
4709 | ||
4710 | /** | |
4711 | * _scsih_sas_broadcast_primative_event - handle broadcast events | |
4712 | * @ioc: per adapter object | |
7b936b02 | 4713 | * @fw_event: The fw_event_work object |
635374e7 EM |
4714 | * Context: user. |
4715 | * | |
4716 | * Return nothing. | |
4717 | */ | |
4718 | static void | |
7b936b02 KD |
4719 | _scsih_sas_broadcast_primative_event(struct MPT2SAS_ADAPTER *ioc, |
4720 | struct fw_event_work *fw_event) | |
635374e7 EM |
4721 | { |
4722 | struct scsi_cmnd *scmd; | |
4723 | u16 smid, handle; | |
4724 | u32 lun; | |
4725 | struct MPT2SAS_DEVICE *sas_device_priv_data; | |
4726 | u32 termination_count; | |
4727 | u32 query_count; | |
4728 | Mpi2SCSITaskManagementReply_t *mpi_reply; | |
7b936b02 KD |
4729 | #ifdef CONFIG_SCSI_MPT2SAS_LOGGING |
4730 | Mpi2EventDataSasBroadcastPrimitive_t *event_data = fw_event->event_data; | |
4731 | #endif | |
463217bf | 4732 | u16 ioc_status; |
eabb08ad | 4733 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "broadcast primative: " |
635374e7 EM |
4734 | "phy number(%d), width(%d)\n", ioc->name, event_data->PhyNum, |
4735 | event_data->PortWidth)); | |
eabb08ad | 4736 | dtmprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: enter\n", ioc->name, |
635374e7 EM |
4737 | __func__)); |
4738 | ||
635374e7 EM |
4739 | termination_count = 0; |
4740 | query_count = 0; | |
4741 | mpi_reply = ioc->tm_cmds.reply; | |
595bb0bd | 4742 | for (smid = 1; smid <= ioc->scsiio_depth; smid++) { |
635374e7 EM |
4743 | scmd = _scsih_scsi_lookup_get(ioc, smid); |
4744 | if (!scmd) | |
4745 | continue; | |
4746 | sas_device_priv_data = scmd->device->hostdata; | |
4747 | if (!sas_device_priv_data || !sas_device_priv_data->sas_target) | |
4748 | continue; | |
4749 | /* skip hidden raid components */ | |
4750 | if (sas_device_priv_data->sas_target->flags & | |
4751 | MPT_TARGET_FLAGS_RAID_COMPONENT) | |
4752 | continue; | |
4753 | /* skip volumes */ | |
4754 | if (sas_device_priv_data->sas_target->flags & | |
4755 | MPT_TARGET_FLAGS_VOLUME) | |
4756 | continue; | |
4757 | ||
4758 | handle = sas_device_priv_data->sas_target->handle; | |
4759 | lun = sas_device_priv_data->lun; | |
4760 | query_count++; | |
4761 | ||
8ed9a03a KD |
4762 | mpt2sas_scsih_issue_tm(ioc, handle, 0, 0, lun, |
4763 | MPI2_SCSITASKMGMT_TASKTYPE_QUERY_TASK, smid, 30, NULL); | |
8901cbb4 | 4764 | ioc->tm_cmds.status = MPT2_CMD_NOT_USED; |
463217bf KD |
4765 | ioc_status = le16_to_cpu(mpi_reply->IOCStatus) |
4766 | & MPI2_IOCSTATUS_MASK; | |
4767 | if ((ioc_status == MPI2_IOCSTATUS_SUCCESS) && | |
635374e7 EM |
4768 | (mpi_reply->ResponseCode == |
4769 | MPI2_SCSITASKMGMT_RSP_TM_SUCCEEDED || | |
4770 | mpi_reply->ResponseCode == | |
4771 | MPI2_SCSITASKMGMT_RSP_IO_QUEUED_ON_IOC)) | |
4772 | continue; | |
4773 | ||
8ed9a03a KD |
4774 | mpt2sas_scsih_issue_tm(ioc, handle, 0, 0, lun, |
4775 | MPI2_SCSITASKMGMT_TASKTYPE_ABRT_TASK_SET, 0, 30, NULL); | |
635374e7 EM |
4776 | termination_count += le32_to_cpu(mpi_reply->TerminationCount); |
4777 | } | |
635374e7 | 4778 | ioc->broadcast_aen_busy = 0; |
635374e7 | 4779 | |
eabb08ad | 4780 | dtmprintk(ioc, printk(MPT2SAS_INFO_FMT |
635374e7 EM |
4781 | "%s - exit, query_count = %d termination_count = %d\n", |
4782 | ioc->name, __func__, query_count, termination_count)); | |
4783 | } | |
4784 | ||
4785 | /** | |
4786 | * _scsih_sas_discovery_event - handle discovery events | |
4787 | * @ioc: per adapter object | |
7b936b02 | 4788 | * @fw_event: The fw_event_work object |
635374e7 EM |
4789 | * Context: user. |
4790 | * | |
4791 | * Return nothing. | |
4792 | */ | |
4793 | static void | |
7b936b02 KD |
4794 | _scsih_sas_discovery_event(struct MPT2SAS_ADAPTER *ioc, |
4795 | struct fw_event_work *fw_event) | |
635374e7 | 4796 | { |
7b936b02 KD |
4797 | Mpi2EventDataSasDiscovery_t *event_data = fw_event->event_data; |
4798 | ||
635374e7 EM |
4799 | #ifdef CONFIG_SCSI_MPT2SAS_LOGGING |
4800 | if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) { | |
eabb08ad | 4801 | printk(MPT2SAS_INFO_FMT "discovery event: (%s)", ioc->name, |
635374e7 EM |
4802 | (event_data->ReasonCode == MPI2_EVENT_SAS_DISC_RC_STARTED) ? |
4803 | "start" : "stop"); | |
4804 | if (event_data->DiscoveryStatus) | |
595bb0bd KD |
4805 | printk("discovery_status(0x%08x)", |
4806 | le32_to_cpu(event_data->DiscoveryStatus)); | |
635374e7 EM |
4807 | printk("\n"); |
4808 | } | |
4809 | #endif | |
4810 | ||
4811 | if (event_data->ReasonCode == MPI2_EVENT_SAS_DISC_RC_STARTED && | |
4812 | !ioc->sas_hba.num_phys) | |
4813 | _scsih_sas_host_add(ioc); | |
4814 | } | |
4815 | ||
4816 | /** | |
4817 | * _scsih_reprobe_lun - reprobing lun | |
4818 | * @sdev: scsi device struct | |
4819 | * @no_uld_attach: sdev->no_uld_attach flag setting | |
4820 | * | |
4821 | **/ | |
4822 | static void | |
4823 | _scsih_reprobe_lun(struct scsi_device *sdev, void *no_uld_attach) | |
4824 | { | |
4825 | int rc; | |
4826 | ||
4827 | sdev->no_uld_attach = no_uld_attach ? 1 : 0; | |
4828 | sdev_printk(KERN_INFO, sdev, "%s raid component\n", | |
4829 | sdev->no_uld_attach ? "hidding" : "exposing"); | |
4830 | rc = scsi_device_reprobe(sdev); | |
4831 | } | |
4832 | ||
4833 | /** | |
4834 | * _scsih_reprobe_target - reprobing target | |
4835 | * @starget: scsi target struct | |
4836 | * @no_uld_attach: sdev->no_uld_attach flag setting | |
4837 | * | |
4838 | * Note: no_uld_attach flag determines whether the disk device is attached | |
4839 | * to block layer. A value of `1` means to not attach. | |
4840 | **/ | |
4841 | static void | |
4842 | _scsih_reprobe_target(struct scsi_target *starget, int no_uld_attach) | |
4843 | { | |
4844 | struct MPT2SAS_TARGET *sas_target_priv_data = starget->hostdata; | |
4845 | ||
4846 | if (no_uld_attach) | |
4847 | sas_target_priv_data->flags |= MPT_TARGET_FLAGS_RAID_COMPONENT; | |
4848 | else | |
4849 | sas_target_priv_data->flags &= ~MPT_TARGET_FLAGS_RAID_COMPONENT; | |
4850 | ||
4851 | starget_for_each_device(starget, no_uld_attach ? (void *)1 : NULL, | |
4852 | _scsih_reprobe_lun); | |
4853 | } | |
4854 | /** | |
4855 | * _scsih_sas_volume_add - add new volume | |
4856 | * @ioc: per adapter object | |
4857 | * @element: IR config element data | |
4858 | * Context: user. | |
4859 | * | |
4860 | * Return nothing. | |
4861 | */ | |
4862 | static void | |
4863 | _scsih_sas_volume_add(struct MPT2SAS_ADAPTER *ioc, | |
4864 | Mpi2EventIrConfigElement_t *element) | |
4865 | { | |
4866 | struct _raid_device *raid_device; | |
4867 | unsigned long flags; | |
4868 | u64 wwid; | |
4869 | u16 handle = le16_to_cpu(element->VolDevHandle); | |
4870 | int rc; | |
4871 | ||
635374e7 EM |
4872 | mpt2sas_config_get_volume_wwid(ioc, handle, &wwid); |
4873 | if (!wwid) { | |
4874 | printk(MPT2SAS_ERR_FMT | |
4875 | "failure at %s:%d/%s()!\n", ioc->name, | |
4876 | __FILE__, __LINE__, __func__); | |
4877 | return; | |
4878 | } | |
4879 | ||
4880 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
4881 | raid_device = _scsih_raid_device_find_by_wwid(ioc, wwid); | |
4882 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
4883 | ||
4884 | if (raid_device) | |
4885 | return; | |
4886 | ||
4887 | raid_device = kzalloc(sizeof(struct _raid_device), GFP_KERNEL); | |
4888 | if (!raid_device) { | |
4889 | printk(MPT2SAS_ERR_FMT | |
4890 | "failure at %s:%d/%s()!\n", ioc->name, | |
4891 | __FILE__, __LINE__, __func__); | |
4892 | return; | |
4893 | } | |
4894 | ||
4895 | raid_device->id = ioc->sas_id++; | |
4896 | raid_device->channel = RAID_CHANNEL; | |
4897 | raid_device->handle = handle; | |
4898 | raid_device->wwid = wwid; | |
4899 | _scsih_raid_device_add(ioc, raid_device); | |
4900 | if (!ioc->wait_for_port_enable_to_complete) { | |
4901 | rc = scsi_add_device(ioc->shost, RAID_CHANNEL, | |
4902 | raid_device->id, 0); | |
4903 | if (rc) | |
4904 | _scsih_raid_device_remove(ioc, raid_device); | |
4905 | } else | |
4906 | _scsih_determine_boot_device(ioc, raid_device, 1); | |
4907 | } | |
4908 | ||
4909 | /** | |
4910 | * _scsih_sas_volume_delete - delete volume | |
4911 | * @ioc: per adapter object | |
4912 | * @element: IR config element data | |
4913 | * Context: user. | |
4914 | * | |
4915 | * Return nothing. | |
4916 | */ | |
4917 | static void | |
4918 | _scsih_sas_volume_delete(struct MPT2SAS_ADAPTER *ioc, | |
4919 | Mpi2EventIrConfigElement_t *element) | |
4920 | { | |
4921 | struct _raid_device *raid_device; | |
4922 | u16 handle = le16_to_cpu(element->VolDevHandle); | |
4923 | unsigned long flags; | |
4924 | struct MPT2SAS_TARGET *sas_target_priv_data; | |
4925 | ||
635374e7 EM |
4926 | spin_lock_irqsave(&ioc->raid_device_lock, flags); |
4927 | raid_device = _scsih_raid_device_find_by_handle(ioc, handle); | |
4928 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
4929 | if (!raid_device) | |
4930 | return; | |
4931 | if (raid_device->starget) { | |
4932 | sas_target_priv_data = raid_device->starget->hostdata; | |
4933 | sas_target_priv_data->deleted = 1; | |
4934 | scsi_remove_target(&raid_device->starget->dev); | |
4935 | } | |
4936 | _scsih_raid_device_remove(ioc, raid_device); | |
4937 | } | |
4938 | ||
4939 | /** | |
4940 | * _scsih_sas_pd_expose - expose pd component to /dev/sdX | |
4941 | * @ioc: per adapter object | |
4942 | * @element: IR config element data | |
4943 | * Context: user. | |
4944 | * | |
4945 | * Return nothing. | |
4946 | */ | |
4947 | static void | |
4948 | _scsih_sas_pd_expose(struct MPT2SAS_ADAPTER *ioc, | |
4949 | Mpi2EventIrConfigElement_t *element) | |
4950 | { | |
4951 | struct _sas_device *sas_device; | |
4952 | unsigned long flags; | |
4953 | u16 handle = le16_to_cpu(element->PhysDiskDevHandle); | |
4954 | ||
4955 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
4956 | sas_device = _scsih_sas_device_find_by_handle(ioc, handle); | |
4957 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
4958 | if (!sas_device) | |
4959 | return; | |
4960 | ||
4961 | /* exposing raid component */ | |
4962 | sas_device->volume_handle = 0; | |
4963 | sas_device->volume_wwid = 0; | |
4964 | sas_device->hidden_raid_component = 0; | |
4965 | _scsih_reprobe_target(sas_device->starget, 0); | |
4966 | } | |
4967 | ||
4968 | /** | |
4969 | * _scsih_sas_pd_hide - hide pd component from /dev/sdX | |
4970 | * @ioc: per adapter object | |
4971 | * @element: IR config element data | |
4972 | * Context: user. | |
4973 | * | |
4974 | * Return nothing. | |
4975 | */ | |
4976 | static void | |
4977 | _scsih_sas_pd_hide(struct MPT2SAS_ADAPTER *ioc, | |
4978 | Mpi2EventIrConfigElement_t *element) | |
4979 | { | |
4980 | struct _sas_device *sas_device; | |
4981 | unsigned long flags; | |
4982 | u16 handle = le16_to_cpu(element->PhysDiskDevHandle); | |
4983 | ||
4984 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
4985 | sas_device = _scsih_sas_device_find_by_handle(ioc, handle); | |
4986 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
4987 | if (!sas_device) | |
4988 | return; | |
4989 | ||
4990 | /* hiding raid component */ | |
4991 | mpt2sas_config_get_volume_handle(ioc, handle, | |
4992 | &sas_device->volume_handle); | |
4993 | mpt2sas_config_get_volume_wwid(ioc, sas_device->volume_handle, | |
4994 | &sas_device->volume_wwid); | |
4995 | sas_device->hidden_raid_component = 1; | |
4996 | _scsih_reprobe_target(sas_device->starget, 1); | |
4997 | } | |
4998 | ||
4999 | /** | |
5000 | * _scsih_sas_pd_delete - delete pd component | |
5001 | * @ioc: per adapter object | |
5002 | * @element: IR config element data | |
5003 | * Context: user. | |
5004 | * | |
5005 | * Return nothing. | |
5006 | */ | |
5007 | static void | |
5008 | _scsih_sas_pd_delete(struct MPT2SAS_ADAPTER *ioc, | |
5009 | Mpi2EventIrConfigElement_t *element) | |
5010 | { | |
5011 | struct _sas_device *sas_device; | |
5012 | unsigned long flags; | |
5013 | u16 handle = le16_to_cpu(element->PhysDiskDevHandle); | |
5014 | ||
5015 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
5016 | sas_device = _scsih_sas_device_find_by_handle(ioc, handle); | |
5017 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
5018 | if (!sas_device) | |
5019 | return; | |
c5e039be | 5020 | _scsih_remove_device(ioc, sas_device); |
635374e7 EM |
5021 | } |
5022 | ||
5023 | /** | |
5024 | * _scsih_sas_pd_add - remove pd component | |
5025 | * @ioc: per adapter object | |
5026 | * @element: IR config element data | |
5027 | * Context: user. | |
5028 | * | |
5029 | * Return nothing. | |
5030 | */ | |
5031 | static void | |
5032 | _scsih_sas_pd_add(struct MPT2SAS_ADAPTER *ioc, | |
5033 | Mpi2EventIrConfigElement_t *element) | |
5034 | { | |
5035 | struct _sas_device *sas_device; | |
5036 | unsigned long flags; | |
5037 | u16 handle = le16_to_cpu(element->PhysDiskDevHandle); | |
62727a7b KD |
5038 | Mpi2ConfigReply_t mpi_reply; |
5039 | Mpi2SasDevicePage0_t sas_device_pg0; | |
5040 | u32 ioc_status; | |
c5e039be KD |
5041 | u64 sas_address; |
5042 | u16 parent_handle; | |
635374e7 EM |
5043 | |
5044 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
5045 | sas_device = _scsih_sas_device_find_by_handle(ioc, handle); | |
5046 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
62727a7b | 5047 | if (sas_device) { |
635374e7 | 5048 | sas_device->hidden_raid_component = 1; |
62727a7b KD |
5049 | return; |
5050 | } | |
5051 | ||
5052 | if ((mpt2sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0, | |
5053 | MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) { | |
5054 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
5055 | ioc->name, __FILE__, __LINE__, __func__); | |
5056 | return; | |
5057 | } | |
5058 | ||
5059 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
5060 | MPI2_IOCSTATUS_MASK; | |
5061 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { | |
5062 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
5063 | ioc->name, __FILE__, __LINE__, __func__); | |
5064 | return; | |
5065 | } | |
5066 | ||
c5e039be KD |
5067 | parent_handle = le16_to_cpu(sas_device_pg0.ParentDevHandle); |
5068 | if (!_scsih_get_sas_address(ioc, parent_handle, &sas_address)) | |
5069 | mpt2sas_transport_update_links(ioc, sas_address, handle, | |
5070 | sas_device_pg0.PhyNum, MPI2_SAS_NEG_LINK_RATE_1_5); | |
62727a7b KD |
5071 | |
5072 | _scsih_add_device(ioc, handle, 0, 1); | |
635374e7 EM |
5073 | } |
5074 | ||
5075 | #ifdef CONFIG_SCSI_MPT2SAS_LOGGING | |
5076 | /** | |
5077 | * _scsih_sas_ir_config_change_event_debug - debug for IR Config Change events | |
5078 | * @ioc: per adapter object | |
5079 | * @event_data: event data payload | |
5080 | * Context: user. | |
5081 | * | |
5082 | * Return nothing. | |
5083 | */ | |
5084 | static void | |
5085 | _scsih_sas_ir_config_change_event_debug(struct MPT2SAS_ADAPTER *ioc, | |
5086 | Mpi2EventDataIrConfigChangeList_t *event_data) | |
5087 | { | |
5088 | Mpi2EventIrConfigElement_t *element; | |
5089 | u8 element_type; | |
5090 | int i; | |
5091 | char *reason_str = NULL, *element_str = NULL; | |
5092 | ||
5093 | element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0]; | |
5094 | ||
eabb08ad | 5095 | printk(MPT2SAS_INFO_FMT "raid config change: (%s), elements(%d)\n", |
635374e7 EM |
5096 | ioc->name, (le32_to_cpu(event_data->Flags) & |
5097 | MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG) ? | |
5098 | "foreign" : "native", event_data->NumElements); | |
5099 | for (i = 0; i < event_data->NumElements; i++, element++) { | |
5100 | switch (element->ReasonCode) { | |
5101 | case MPI2_EVENT_IR_CHANGE_RC_ADDED: | |
5102 | reason_str = "add"; | |
5103 | break; | |
5104 | case MPI2_EVENT_IR_CHANGE_RC_REMOVED: | |
5105 | reason_str = "remove"; | |
5106 | break; | |
5107 | case MPI2_EVENT_IR_CHANGE_RC_NO_CHANGE: | |
5108 | reason_str = "no change"; | |
5109 | break; | |
5110 | case MPI2_EVENT_IR_CHANGE_RC_HIDE: | |
5111 | reason_str = "hide"; | |
5112 | break; | |
5113 | case MPI2_EVENT_IR_CHANGE_RC_UNHIDE: | |
5114 | reason_str = "unhide"; | |
5115 | break; | |
5116 | case MPI2_EVENT_IR_CHANGE_RC_VOLUME_CREATED: | |
5117 | reason_str = "volume_created"; | |
5118 | break; | |
5119 | case MPI2_EVENT_IR_CHANGE_RC_VOLUME_DELETED: | |
5120 | reason_str = "volume_deleted"; | |
5121 | break; | |
5122 | case MPI2_EVENT_IR_CHANGE_RC_PD_CREATED: | |
5123 | reason_str = "pd_created"; | |
5124 | break; | |
5125 | case MPI2_EVENT_IR_CHANGE_RC_PD_DELETED: | |
5126 | reason_str = "pd_deleted"; | |
5127 | break; | |
5128 | default: | |
5129 | reason_str = "unknown reason"; | |
5130 | break; | |
5131 | } | |
5132 | element_type = le16_to_cpu(element->ElementFlags) & | |
5133 | MPI2_EVENT_IR_CHANGE_EFLAGS_ELEMENT_TYPE_MASK; | |
5134 | switch (element_type) { | |
5135 | case MPI2_EVENT_IR_CHANGE_EFLAGS_VOLUME_ELEMENT: | |
5136 | element_str = "volume"; | |
5137 | break; | |
5138 | case MPI2_EVENT_IR_CHANGE_EFLAGS_VOLPHYSDISK_ELEMENT: | |
5139 | element_str = "phys disk"; | |
5140 | break; | |
5141 | case MPI2_EVENT_IR_CHANGE_EFLAGS_HOTSPARE_ELEMENT: | |
5142 | element_str = "hot spare"; | |
5143 | break; | |
5144 | default: | |
5145 | element_str = "unknown element"; | |
5146 | break; | |
5147 | } | |
eabb08ad | 5148 | printk(KERN_INFO "\t(%s:%s), vol handle(0x%04x), " |
635374e7 EM |
5149 | "pd handle(0x%04x), pd num(0x%02x)\n", element_str, |
5150 | reason_str, le16_to_cpu(element->VolDevHandle), | |
5151 | le16_to_cpu(element->PhysDiskDevHandle), | |
5152 | element->PhysDiskNum); | |
5153 | } | |
5154 | } | |
5155 | #endif | |
5156 | ||
5157 | /** | |
5158 | * _scsih_sas_ir_config_change_event - handle ir configuration change events | |
5159 | * @ioc: per adapter object | |
7b936b02 | 5160 | * @fw_event: The fw_event_work object |
635374e7 EM |
5161 | * Context: user. |
5162 | * | |
5163 | * Return nothing. | |
5164 | */ | |
5165 | static void | |
7b936b02 KD |
5166 | _scsih_sas_ir_config_change_event(struct MPT2SAS_ADAPTER *ioc, |
5167 | struct fw_event_work *fw_event) | |
635374e7 EM |
5168 | { |
5169 | Mpi2EventIrConfigElement_t *element; | |
5170 | int i; | |
62727a7b | 5171 | u8 foreign_config; |
7b936b02 | 5172 | Mpi2EventDataIrConfigChangeList_t *event_data = fw_event->event_data; |
635374e7 EM |
5173 | |
5174 | #ifdef CONFIG_SCSI_MPT2SAS_LOGGING | |
5175 | if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) | |
5176 | _scsih_sas_ir_config_change_event_debug(ioc, event_data); | |
5177 | ||
5178 | #endif | |
62727a7b KD |
5179 | foreign_config = (le32_to_cpu(event_data->Flags) & |
5180 | MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG) ? 1 : 0; | |
635374e7 EM |
5181 | |
5182 | element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0]; | |
5183 | for (i = 0; i < event_data->NumElements; i++, element++) { | |
5184 | ||
5185 | switch (element->ReasonCode) { | |
5186 | case MPI2_EVENT_IR_CHANGE_RC_VOLUME_CREATED: | |
5187 | case MPI2_EVENT_IR_CHANGE_RC_ADDED: | |
62727a7b KD |
5188 | if (!foreign_config) |
5189 | _scsih_sas_volume_add(ioc, element); | |
635374e7 EM |
5190 | break; |
5191 | case MPI2_EVENT_IR_CHANGE_RC_VOLUME_DELETED: | |
5192 | case MPI2_EVENT_IR_CHANGE_RC_REMOVED: | |
62727a7b KD |
5193 | if (!foreign_config) |
5194 | _scsih_sas_volume_delete(ioc, element); | |
635374e7 EM |
5195 | break; |
5196 | case MPI2_EVENT_IR_CHANGE_RC_PD_CREATED: | |
5197 | _scsih_sas_pd_hide(ioc, element); | |
5198 | break; | |
5199 | case MPI2_EVENT_IR_CHANGE_RC_PD_DELETED: | |
5200 | _scsih_sas_pd_expose(ioc, element); | |
5201 | break; | |
5202 | case MPI2_EVENT_IR_CHANGE_RC_HIDE: | |
5203 | _scsih_sas_pd_add(ioc, element); | |
5204 | break; | |
5205 | case MPI2_EVENT_IR_CHANGE_RC_UNHIDE: | |
5206 | _scsih_sas_pd_delete(ioc, element); | |
5207 | break; | |
5208 | } | |
5209 | } | |
5210 | } | |
5211 | ||
5212 | /** | |
5213 | * _scsih_sas_ir_volume_event - IR volume event | |
5214 | * @ioc: per adapter object | |
7b936b02 | 5215 | * @fw_event: The fw_event_work object |
635374e7 EM |
5216 | * Context: user. |
5217 | * | |
5218 | * Return nothing. | |
5219 | */ | |
5220 | static void | |
7b936b02 KD |
5221 | _scsih_sas_ir_volume_event(struct MPT2SAS_ADAPTER *ioc, |
5222 | struct fw_event_work *fw_event) | |
635374e7 EM |
5223 | { |
5224 | u64 wwid; | |
5225 | unsigned long flags; | |
5226 | struct _raid_device *raid_device; | |
5227 | u16 handle; | |
5228 | u32 state; | |
5229 | int rc; | |
5230 | struct MPT2SAS_TARGET *sas_target_priv_data; | |
7b936b02 | 5231 | Mpi2EventDataIrVolume_t *event_data = fw_event->event_data; |
635374e7 EM |
5232 | |
5233 | if (event_data->ReasonCode != MPI2_EVENT_IR_VOLUME_RC_STATE_CHANGED) | |
5234 | return; | |
5235 | ||
5236 | handle = le16_to_cpu(event_data->VolDevHandle); | |
5237 | state = le32_to_cpu(event_data->NewValue); | |
eabb08ad | 5238 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: handle(0x%04x), " |
635374e7 EM |
5239 | "old(0x%08x), new(0x%08x)\n", ioc->name, __func__, handle, |
5240 | le32_to_cpu(event_data->PreviousValue), state)); | |
5241 | ||
5242 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
5243 | raid_device = _scsih_raid_device_find_by_handle(ioc, handle); | |
5244 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
5245 | ||
5246 | switch (state) { | |
5247 | case MPI2_RAID_VOL_STATE_MISSING: | |
5248 | case MPI2_RAID_VOL_STATE_FAILED: | |
5249 | if (!raid_device) | |
5250 | break; | |
5251 | if (raid_device->starget) { | |
5252 | sas_target_priv_data = raid_device->starget->hostdata; | |
5253 | sas_target_priv_data->deleted = 1; | |
5254 | scsi_remove_target(&raid_device->starget->dev); | |
5255 | } | |
5256 | _scsih_raid_device_remove(ioc, raid_device); | |
5257 | break; | |
5258 | ||
5259 | case MPI2_RAID_VOL_STATE_ONLINE: | |
5260 | case MPI2_RAID_VOL_STATE_DEGRADED: | |
5261 | case MPI2_RAID_VOL_STATE_OPTIMAL: | |
5262 | if (raid_device) | |
5263 | break; | |
5264 | ||
5265 | mpt2sas_config_get_volume_wwid(ioc, handle, &wwid); | |
5266 | if (!wwid) { | |
5267 | printk(MPT2SAS_ERR_FMT | |
5268 | "failure at %s:%d/%s()!\n", ioc->name, | |
5269 | __FILE__, __LINE__, __func__); | |
5270 | break; | |
5271 | } | |
5272 | ||
5273 | raid_device = kzalloc(sizeof(struct _raid_device), GFP_KERNEL); | |
5274 | if (!raid_device) { | |
5275 | printk(MPT2SAS_ERR_FMT | |
5276 | "failure at %s:%d/%s()!\n", ioc->name, | |
5277 | __FILE__, __LINE__, __func__); | |
5278 | break; | |
5279 | } | |
5280 | ||
5281 | raid_device->id = ioc->sas_id++; | |
5282 | raid_device->channel = RAID_CHANNEL; | |
5283 | raid_device->handle = handle; | |
5284 | raid_device->wwid = wwid; | |
5285 | _scsih_raid_device_add(ioc, raid_device); | |
5286 | rc = scsi_add_device(ioc->shost, RAID_CHANNEL, | |
5287 | raid_device->id, 0); | |
5288 | if (rc) | |
5289 | _scsih_raid_device_remove(ioc, raid_device); | |
5290 | break; | |
5291 | ||
5292 | case MPI2_RAID_VOL_STATE_INITIALIZING: | |
5293 | default: | |
5294 | break; | |
5295 | } | |
5296 | } | |
5297 | ||
5298 | /** | |
5299 | * _scsih_sas_ir_physical_disk_event - PD event | |
5300 | * @ioc: per adapter object | |
7b936b02 | 5301 | * @fw_event: The fw_event_work object |
635374e7 EM |
5302 | * Context: user. |
5303 | * | |
5304 | * Return nothing. | |
5305 | */ | |
5306 | static void | |
7b936b02 KD |
5307 | _scsih_sas_ir_physical_disk_event(struct MPT2SAS_ADAPTER *ioc, |
5308 | struct fw_event_work *fw_event) | |
635374e7 | 5309 | { |
c5e039be | 5310 | u16 handle, parent_handle; |
635374e7 EM |
5311 | u32 state; |
5312 | struct _sas_device *sas_device; | |
5313 | unsigned long flags; | |
62727a7b KD |
5314 | Mpi2ConfigReply_t mpi_reply; |
5315 | Mpi2SasDevicePage0_t sas_device_pg0; | |
5316 | u32 ioc_status; | |
7b936b02 | 5317 | Mpi2EventDataIrPhysicalDisk_t *event_data = fw_event->event_data; |
c5e039be | 5318 | u64 sas_address; |
635374e7 EM |
5319 | |
5320 | if (event_data->ReasonCode != MPI2_EVENT_IR_PHYSDISK_RC_STATE_CHANGED) | |
5321 | return; | |
5322 | ||
5323 | handle = le16_to_cpu(event_data->PhysDiskDevHandle); | |
5324 | state = le32_to_cpu(event_data->NewValue); | |
5325 | ||
eabb08ad | 5326 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: handle(0x%04x), " |
635374e7 EM |
5327 | "old(0x%08x), new(0x%08x)\n", ioc->name, __func__, handle, |
5328 | le32_to_cpu(event_data->PreviousValue), state)); | |
5329 | ||
5330 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
5331 | sas_device = _scsih_sas_device_find_by_handle(ioc, handle); | |
5332 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
5333 | ||
5334 | switch (state) { | |
635374e7 EM |
5335 | case MPI2_RAID_PD_STATE_ONLINE: |
5336 | case MPI2_RAID_PD_STATE_DEGRADED: | |
5337 | case MPI2_RAID_PD_STATE_REBUILDING: | |
5338 | case MPI2_RAID_PD_STATE_OPTIMAL: | |
62727a7b | 5339 | if (sas_device) { |
635374e7 | 5340 | sas_device->hidden_raid_component = 1; |
62727a7b KD |
5341 | return; |
5342 | } | |
5343 | ||
5344 | if ((mpt2sas_config_get_sas_device_pg0(ioc, &mpi_reply, | |
5345 | &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, | |
5346 | handle))) { | |
5347 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
5348 | ioc->name, __FILE__, __LINE__, __func__); | |
5349 | return; | |
5350 | } | |
5351 | ||
5352 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
5353 | MPI2_IOCSTATUS_MASK; | |
5354 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { | |
5355 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
5356 | ioc->name, __FILE__, __LINE__, __func__); | |
5357 | return; | |
5358 | } | |
5359 | ||
c5e039be KD |
5360 | parent_handle = le16_to_cpu(sas_device_pg0.ParentDevHandle); |
5361 | if (!_scsih_get_sas_address(ioc, parent_handle, &sas_address)) | |
5362 | mpt2sas_transport_update_links(ioc, sas_address, handle, | |
5363 | sas_device_pg0.PhyNum, MPI2_SAS_NEG_LINK_RATE_1_5); | |
62727a7b KD |
5364 | |
5365 | _scsih_add_device(ioc, handle, 0, 1); | |
5366 | ||
635374e7 EM |
5367 | break; |
5368 | ||
62727a7b | 5369 | case MPI2_RAID_PD_STATE_OFFLINE: |
635374e7 EM |
5370 | case MPI2_RAID_PD_STATE_NOT_CONFIGURED: |
5371 | case MPI2_RAID_PD_STATE_NOT_COMPATIBLE: | |
5372 | case MPI2_RAID_PD_STATE_HOT_SPARE: | |
5373 | default: | |
5374 | break; | |
5375 | } | |
5376 | } | |
5377 | ||
5378 | #ifdef CONFIG_SCSI_MPT2SAS_LOGGING | |
5379 | /** | |
5380 | * _scsih_sas_ir_operation_status_event_debug - debug for IR op event | |
5381 | * @ioc: per adapter object | |
5382 | * @event_data: event data payload | |
5383 | * Context: user. | |
5384 | * | |
5385 | * Return nothing. | |
5386 | */ | |
5387 | static void | |
5388 | _scsih_sas_ir_operation_status_event_debug(struct MPT2SAS_ADAPTER *ioc, | |
5389 | Mpi2EventDataIrOperationStatus_t *event_data) | |
5390 | { | |
5391 | char *reason_str = NULL; | |
5392 | ||
5393 | switch (event_data->RAIDOperation) { | |
5394 | case MPI2_EVENT_IR_RAIDOP_RESYNC: | |
5395 | reason_str = "resync"; | |
5396 | break; | |
5397 | case MPI2_EVENT_IR_RAIDOP_ONLINE_CAP_EXPANSION: | |
5398 | reason_str = "online capacity expansion"; | |
5399 | break; | |
5400 | case MPI2_EVENT_IR_RAIDOP_CONSISTENCY_CHECK: | |
5401 | reason_str = "consistency check"; | |
5402 | break; | |
ec6c2b43 KD |
5403 | case MPI2_EVENT_IR_RAIDOP_BACKGROUND_INIT: |
5404 | reason_str = "background init"; | |
5405 | break; | |
5406 | case MPI2_EVENT_IR_RAIDOP_MAKE_DATA_CONSISTENT: | |
5407 | reason_str = "make data consistent"; | |
635374e7 EM |
5408 | break; |
5409 | } | |
5410 | ||
ec6c2b43 KD |
5411 | if (!reason_str) |
5412 | return; | |
5413 | ||
635374e7 EM |
5414 | printk(MPT2SAS_INFO_FMT "raid operational status: (%s)" |
5415 | "\thandle(0x%04x), percent complete(%d)\n", | |
5416 | ioc->name, reason_str, | |
5417 | le16_to_cpu(event_data->VolDevHandle), | |
5418 | event_data->PercentComplete); | |
5419 | } | |
5420 | #endif | |
5421 | ||
5422 | /** | |
5423 | * _scsih_sas_ir_operation_status_event - handle RAID operation events | |
5424 | * @ioc: per adapter object | |
7b936b02 | 5425 | * @fw_event: The fw_event_work object |
635374e7 EM |
5426 | * Context: user. |
5427 | * | |
5428 | * Return nothing. | |
5429 | */ | |
5430 | static void | |
7b936b02 KD |
5431 | _scsih_sas_ir_operation_status_event(struct MPT2SAS_ADAPTER *ioc, |
5432 | struct fw_event_work *fw_event) | |
635374e7 | 5433 | { |
f7c95ef0 KD |
5434 | Mpi2EventDataIrOperationStatus_t *event_data = fw_event->event_data; |
5435 | static struct _raid_device *raid_device; | |
5436 | unsigned long flags; | |
5437 | u16 handle; | |
5438 | ||
635374e7 EM |
5439 | #ifdef CONFIG_SCSI_MPT2SAS_LOGGING |
5440 | if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) | |
7b936b02 | 5441 | _scsih_sas_ir_operation_status_event_debug(ioc, |
f7c95ef0 | 5442 | event_data); |
635374e7 | 5443 | #endif |
f7c95ef0 KD |
5444 | |
5445 | /* code added for raid transport support */ | |
5446 | if (event_data->RAIDOperation == MPI2_EVENT_IR_RAIDOP_RESYNC) { | |
5447 | ||
5448 | handle = le16_to_cpu(event_data->VolDevHandle); | |
5449 | ||
5450 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
5451 | raid_device = _scsih_raid_device_find_by_handle(ioc, handle); | |
5452 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
5453 | ||
5454 | if (!raid_device) | |
5455 | return; | |
5456 | ||
5457 | if (event_data->RAIDOperation == MPI2_EVENT_IR_RAIDOP_RESYNC) | |
5458 | raid_device->percent_complete = | |
5459 | event_data->PercentComplete; | |
5460 | } | |
635374e7 EM |
5461 | } |
5462 | ||
5463 | /** | |
5464 | * _scsih_task_set_full - handle task set full | |
5465 | * @ioc: per adapter object | |
7b936b02 | 5466 | * @fw_event: The fw_event_work object |
635374e7 EM |
5467 | * Context: user. |
5468 | * | |
5469 | * Throttle back qdepth. | |
5470 | */ | |
5471 | static void | |
7b936b02 KD |
5472 | _scsih_task_set_full(struct MPT2SAS_ADAPTER *ioc, struct fw_event_work |
5473 | *fw_event) | |
635374e7 EM |
5474 | { |
5475 | unsigned long flags; | |
5476 | struct _sas_device *sas_device; | |
5477 | static struct _raid_device *raid_device; | |
5478 | struct scsi_device *sdev; | |
5479 | int depth; | |
5480 | u16 current_depth; | |
5481 | u16 handle; | |
5482 | int id, channel; | |
5483 | u64 sas_address; | |
7b936b02 | 5484 | Mpi2EventDataTaskSetFull_t *event_data = fw_event->event_data; |
635374e7 EM |
5485 | |
5486 | current_depth = le16_to_cpu(event_data->CurrentDepth); | |
5487 | handle = le16_to_cpu(event_data->DevHandle); | |
5488 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
5489 | sas_device = _scsih_sas_device_find_by_handle(ioc, handle); | |
5490 | if (!sas_device) { | |
5491 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
5492 | return; | |
5493 | } | |
5494 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
5495 | id = sas_device->id; | |
5496 | channel = sas_device->channel; | |
5497 | sas_address = sas_device->sas_address; | |
5498 | ||
5499 | /* if hidden raid component, then change to volume characteristics */ | |
5500 | if (sas_device->hidden_raid_component && sas_device->volume_handle) { | |
5501 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
5502 | raid_device = _scsih_raid_device_find_by_handle( | |
5503 | ioc, sas_device->volume_handle); | |
5504 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
5505 | if (raid_device) { | |
5506 | id = raid_device->id; | |
5507 | channel = raid_device->channel; | |
5508 | handle = raid_device->handle; | |
5509 | sas_address = raid_device->wwid; | |
5510 | } | |
5511 | } | |
5512 | ||
5513 | if (ioc->logging_level & MPT_DEBUG_TASK_SET_FULL) | |
eabb08ad | 5514 | starget_printk(KERN_INFO, sas_device->starget, "task set " |
635374e7 EM |
5515 | "full: handle(0x%04x), sas_addr(0x%016llx), depth(%d)\n", |
5516 | handle, (unsigned long long)sas_address, current_depth); | |
5517 | ||
5518 | shost_for_each_device(sdev, ioc->shost) { | |
5519 | if (sdev->id == id && sdev->channel == channel) { | |
5520 | if (current_depth > sdev->queue_depth) { | |
5521 | if (ioc->logging_level & | |
5522 | MPT_DEBUG_TASK_SET_FULL) | |
5523 | sdev_printk(KERN_INFO, sdev, "strange " | |
5524 | "observation, the queue depth is" | |
5525 | " (%d) meanwhile fw queue depth " | |
5526 | "is (%d)\n", sdev->queue_depth, | |
5527 | current_depth); | |
5528 | continue; | |
5529 | } | |
5530 | depth = scsi_track_queue_full(sdev, | |
5531 | current_depth - 1); | |
5532 | if (depth > 0) | |
5533 | sdev_printk(KERN_INFO, sdev, "Queue depth " | |
5534 | "reduced to (%d)\n", depth); | |
5535 | else if (depth < 0) | |
5536 | sdev_printk(KERN_INFO, sdev, "Tagged Command " | |
5537 | "Queueing is being disabled\n"); | |
5538 | else if (depth == 0) | |
5539 | if (ioc->logging_level & | |
5540 | MPT_DEBUG_TASK_SET_FULL) | |
5541 | sdev_printk(KERN_INFO, sdev, | |
5542 | "Queue depth not changed yet\n"); | |
5543 | } | |
5544 | } | |
5545 | } | |
5546 | ||
14695853 KD |
5547 | /** |
5548 | * _scsih_prep_device_scan - initialize parameters prior to device scan | |
5549 | * @ioc: per adapter object | |
5550 | * | |
5551 | * Set the deleted flag prior to device scan. If the device is found during | |
5552 | * the scan, then we clear the deleted flag. | |
5553 | */ | |
5554 | static void | |
5555 | _scsih_prep_device_scan(struct MPT2SAS_ADAPTER *ioc) | |
5556 | { | |
5557 | struct MPT2SAS_DEVICE *sas_device_priv_data; | |
5558 | struct scsi_device *sdev; | |
5559 | ||
5560 | shost_for_each_device(sdev, ioc->shost) { | |
5561 | sas_device_priv_data = sdev->hostdata; | |
5562 | if (sas_device_priv_data && sas_device_priv_data->sas_target) | |
5563 | sas_device_priv_data->sas_target->deleted = 1; | |
5564 | } | |
5565 | } | |
5566 | ||
635374e7 EM |
5567 | /** |
5568 | * _scsih_mark_responding_sas_device - mark a sas_devices as responding | |
5569 | * @ioc: per adapter object | |
5570 | * @sas_address: sas address | |
5571 | * @slot: enclosure slot id | |
5572 | * @handle: device handle | |
5573 | * | |
5574 | * After host reset, find out whether devices are still responding. | |
5575 | * Used in _scsi_remove_unresponsive_sas_devices. | |
5576 | * | |
5577 | * Return nothing. | |
5578 | */ | |
5579 | static void | |
5580 | _scsih_mark_responding_sas_device(struct MPT2SAS_ADAPTER *ioc, u64 sas_address, | |
5581 | u16 slot, u16 handle) | |
5582 | { | |
5583 | struct MPT2SAS_TARGET *sas_target_priv_data; | |
5584 | struct scsi_target *starget; | |
5585 | struct _sas_device *sas_device; | |
5586 | unsigned long flags; | |
5587 | ||
5588 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
5589 | list_for_each_entry(sas_device, &ioc->sas_device_list, list) { | |
5590 | if (sas_device->sas_address == sas_address && | |
5591 | sas_device->slot == slot && sas_device->starget) { | |
5592 | sas_device->responding = 1; | |
77e63ed4 | 5593 | starget = sas_device->starget; |
14695853 KD |
5594 | if (starget && starget->hostdata) { |
5595 | sas_target_priv_data = starget->hostdata; | |
5596 | sas_target_priv_data->tm_busy = 0; | |
5597 | sas_target_priv_data->deleted = 0; | |
5598 | } else | |
5599 | sas_target_priv_data = NULL; | |
635374e7 EM |
5600 | starget_printk(KERN_INFO, sas_device->starget, |
5601 | "handle(0x%04x), sas_addr(0x%016llx), enclosure " | |
5602 | "logical id(0x%016llx), slot(%d)\n", handle, | |
5603 | (unsigned long long)sas_device->sas_address, | |
5604 | (unsigned long long) | |
5605 | sas_device->enclosure_logical_id, | |
5606 | sas_device->slot); | |
5607 | if (sas_device->handle == handle) | |
5608 | goto out; | |
5609 | printk(KERN_INFO "\thandle changed from(0x%04x)!!!\n", | |
5610 | sas_device->handle); | |
5611 | sas_device->handle = handle; | |
14695853 KD |
5612 | if (sas_target_priv_data) |
5613 | sas_target_priv_data->handle = handle; | |
635374e7 EM |
5614 | goto out; |
5615 | } | |
5616 | } | |
5617 | out: | |
5618 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
5619 | } | |
5620 | ||
5621 | /** | |
5622 | * _scsih_search_responding_sas_devices - | |
5623 | * @ioc: per adapter object | |
5624 | * | |
5625 | * After host reset, find out whether devices are still responding. | |
5626 | * If not remove. | |
5627 | * | |
5628 | * Return nothing. | |
5629 | */ | |
5630 | static void | |
5631 | _scsih_search_responding_sas_devices(struct MPT2SAS_ADAPTER *ioc) | |
5632 | { | |
5633 | Mpi2SasDevicePage0_t sas_device_pg0; | |
5634 | Mpi2ConfigReply_t mpi_reply; | |
5635 | u16 ioc_status; | |
5636 | __le64 sas_address; | |
5637 | u16 handle; | |
5638 | u32 device_info; | |
5639 | u16 slot; | |
5640 | ||
5641 | printk(MPT2SAS_INFO_FMT "%s\n", ioc->name, __func__); | |
5642 | ||
5643 | if (list_empty(&ioc->sas_device_list)) | |
5644 | return; | |
5645 | ||
5646 | handle = 0xFFFF; | |
5647 | while (!(mpt2sas_config_get_sas_device_pg0(ioc, &mpi_reply, | |
5648 | &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_GET_NEXT_HANDLE, | |
5649 | handle))) { | |
5650 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
5651 | MPI2_IOCSTATUS_MASK; | |
5652 | if (ioc_status == MPI2_IOCSTATUS_CONFIG_INVALID_PAGE) | |
5653 | break; | |
5654 | handle = le16_to_cpu(sas_device_pg0.DevHandle); | |
5655 | device_info = le32_to_cpu(sas_device_pg0.DeviceInfo); | |
5656 | if (!(_scsih_is_end_device(device_info))) | |
5657 | continue; | |
5658 | sas_address = le64_to_cpu(sas_device_pg0.SASAddress); | |
5659 | slot = le16_to_cpu(sas_device_pg0.Slot); | |
5660 | _scsih_mark_responding_sas_device(ioc, sas_address, slot, | |
5661 | handle); | |
5662 | } | |
5663 | } | |
5664 | ||
5665 | /** | |
5666 | * _scsih_mark_responding_raid_device - mark a raid_device as responding | |
5667 | * @ioc: per adapter object | |
5668 | * @wwid: world wide identifier for raid volume | |
5669 | * @handle: device handle | |
5670 | * | |
5671 | * After host reset, find out whether devices are still responding. | |
5672 | * Used in _scsi_remove_unresponsive_raid_devices. | |
5673 | * | |
5674 | * Return nothing. | |
5675 | */ | |
5676 | static void | |
5677 | _scsih_mark_responding_raid_device(struct MPT2SAS_ADAPTER *ioc, u64 wwid, | |
5678 | u16 handle) | |
5679 | { | |
5680 | struct MPT2SAS_TARGET *sas_target_priv_data; | |
5681 | struct scsi_target *starget; | |
5682 | struct _raid_device *raid_device; | |
5683 | unsigned long flags; | |
5684 | ||
5685 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
5686 | list_for_each_entry(raid_device, &ioc->raid_device_list, list) { | |
5687 | if (raid_device->wwid == wwid && raid_device->starget) { | |
14695853 KD |
5688 | starget = raid_device->starget; |
5689 | if (starget && starget->hostdata) { | |
5690 | sas_target_priv_data = starget->hostdata; | |
5691 | sas_target_priv_data->deleted = 0; | |
5692 | } else | |
5693 | sas_target_priv_data = NULL; | |
635374e7 EM |
5694 | raid_device->responding = 1; |
5695 | starget_printk(KERN_INFO, raid_device->starget, | |
5696 | "handle(0x%04x), wwid(0x%016llx)\n", handle, | |
5697 | (unsigned long long)raid_device->wwid); | |
5698 | if (raid_device->handle == handle) | |
5699 | goto out; | |
5700 | printk(KERN_INFO "\thandle changed from(0x%04x)!!!\n", | |
5701 | raid_device->handle); | |
5702 | raid_device->handle = handle; | |
14695853 KD |
5703 | if (sas_target_priv_data) |
5704 | sas_target_priv_data->handle = handle; | |
635374e7 EM |
5705 | goto out; |
5706 | } | |
5707 | } | |
5708 | out: | |
5709 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
5710 | } | |
5711 | ||
5712 | /** | |
5713 | * _scsih_search_responding_raid_devices - | |
5714 | * @ioc: per adapter object | |
5715 | * | |
5716 | * After host reset, find out whether devices are still responding. | |
5717 | * If not remove. | |
5718 | * | |
5719 | * Return nothing. | |
5720 | */ | |
5721 | static void | |
5722 | _scsih_search_responding_raid_devices(struct MPT2SAS_ADAPTER *ioc) | |
5723 | { | |
5724 | Mpi2RaidVolPage1_t volume_pg1; | |
5725 | Mpi2ConfigReply_t mpi_reply; | |
5726 | u16 ioc_status; | |
5727 | u16 handle; | |
5728 | ||
5729 | printk(MPT2SAS_INFO_FMT "%s\n", ioc->name, __func__); | |
5730 | ||
5731 | if (list_empty(&ioc->raid_device_list)) | |
5732 | return; | |
5733 | ||
5734 | handle = 0xFFFF; | |
5735 | while (!(mpt2sas_config_get_raid_volume_pg1(ioc, &mpi_reply, | |
5736 | &volume_pg1, MPI2_RAID_VOLUME_PGAD_FORM_GET_NEXT_HANDLE, handle))) { | |
5737 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
5738 | MPI2_IOCSTATUS_MASK; | |
5739 | if (ioc_status == MPI2_IOCSTATUS_CONFIG_INVALID_PAGE) | |
5740 | break; | |
5741 | handle = le16_to_cpu(volume_pg1.DevHandle); | |
5742 | _scsih_mark_responding_raid_device(ioc, | |
5743 | le64_to_cpu(volume_pg1.WWID), handle); | |
5744 | } | |
5745 | } | |
5746 | ||
5747 | /** | |
5748 | * _scsih_mark_responding_expander - mark a expander as responding | |
5749 | * @ioc: per adapter object | |
5750 | * @sas_address: sas address | |
5751 | * @handle: | |
5752 | * | |
5753 | * After host reset, find out whether devices are still responding. | |
5754 | * Used in _scsi_remove_unresponsive_expanders. | |
5755 | * | |
5756 | * Return nothing. | |
5757 | */ | |
5758 | static void | |
5759 | _scsih_mark_responding_expander(struct MPT2SAS_ADAPTER *ioc, u64 sas_address, | |
5760 | u16 handle) | |
5761 | { | |
5762 | struct _sas_node *sas_expander; | |
5763 | unsigned long flags; | |
c5e039be | 5764 | int i; |
635374e7 EM |
5765 | |
5766 | spin_lock_irqsave(&ioc->sas_node_lock, flags); | |
5767 | list_for_each_entry(sas_expander, &ioc->sas_expander_list, list) { | |
c5e039be KD |
5768 | if (sas_expander->sas_address != sas_address) |
5769 | continue; | |
5770 | sas_expander->responding = 1; | |
5771 | if (sas_expander->handle == handle) | |
635374e7 | 5772 | goto out; |
c5e039be KD |
5773 | printk(KERN_INFO "\texpander(0x%016llx): handle changed" |
5774 | " from(0x%04x) to (0x%04x)!!!\n", | |
5775 | (unsigned long long)sas_expander->sas_address, | |
5776 | sas_expander->handle, handle); | |
5777 | sas_expander->handle = handle; | |
5778 | for (i = 0 ; i < sas_expander->num_phys ; i++) | |
5779 | sas_expander->phy[i].handle = handle; | |
5780 | goto out; | |
635374e7 EM |
5781 | } |
5782 | out: | |
5783 | spin_unlock_irqrestore(&ioc->sas_node_lock, flags); | |
5784 | } | |
5785 | ||
5786 | /** | |
5787 | * _scsih_search_responding_expanders - | |
5788 | * @ioc: per adapter object | |
5789 | * | |
5790 | * After host reset, find out whether devices are still responding. | |
5791 | * If not remove. | |
5792 | * | |
5793 | * Return nothing. | |
5794 | */ | |
5795 | static void | |
5796 | _scsih_search_responding_expanders(struct MPT2SAS_ADAPTER *ioc) | |
5797 | { | |
5798 | Mpi2ExpanderPage0_t expander_pg0; | |
5799 | Mpi2ConfigReply_t mpi_reply; | |
5800 | u16 ioc_status; | |
5801 | __le64 sas_address; | |
5802 | u16 handle; | |
5803 | ||
5804 | printk(MPT2SAS_INFO_FMT "%s\n", ioc->name, __func__); | |
5805 | ||
5806 | if (list_empty(&ioc->sas_expander_list)) | |
5807 | return; | |
5808 | ||
5809 | handle = 0xFFFF; | |
5810 | while (!(mpt2sas_config_get_expander_pg0(ioc, &mpi_reply, &expander_pg0, | |
5811 | MPI2_SAS_EXPAND_PGAD_FORM_GET_NEXT_HNDL, handle))) { | |
5812 | ||
5813 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
5814 | MPI2_IOCSTATUS_MASK; | |
5815 | if (ioc_status == MPI2_IOCSTATUS_CONFIG_INVALID_PAGE) | |
5816 | break; | |
5817 | ||
5818 | handle = le16_to_cpu(expander_pg0.DevHandle); | |
5819 | sas_address = le64_to_cpu(expander_pg0.SASAddress); | |
5820 | printk(KERN_INFO "\texpander present: handle(0x%04x), " | |
5821 | "sas_addr(0x%016llx)\n", handle, | |
5822 | (unsigned long long)sas_address); | |
5823 | _scsih_mark_responding_expander(ioc, sas_address, handle); | |
5824 | } | |
5825 | ||
5826 | } | |
5827 | ||
5828 | /** | |
f1c35e6a | 5829 | * _scsih_remove_unresponding_sas_devices - removing unresponding devices |
635374e7 EM |
5830 | * @ioc: per adapter object |
5831 | * | |
5832 | * Return nothing. | |
5833 | */ | |
5834 | static void | |
f1c35e6a | 5835 | _scsih_remove_unresponding_sas_devices(struct MPT2SAS_ADAPTER *ioc) |
635374e7 EM |
5836 | { |
5837 | struct _sas_device *sas_device, *sas_device_next; | |
cd4e12e8 | 5838 | struct _sas_node *sas_expander; |
635374e7 | 5839 | struct _raid_device *raid_device, *raid_device_next; |
635374e7 | 5840 | |
635374e7 EM |
5841 | |
5842 | list_for_each_entry_safe(sas_device, sas_device_next, | |
5843 | &ioc->sas_device_list, list) { | |
5844 | if (sas_device->responding) { | |
5845 | sas_device->responding = 0; | |
5846 | continue; | |
5847 | } | |
5848 | if (sas_device->starget) | |
5849 | starget_printk(KERN_INFO, sas_device->starget, | |
5850 | "removing: handle(0x%04x), sas_addr(0x%016llx), " | |
5851 | "enclosure logical id(0x%016llx), slot(%d)\n", | |
5852 | sas_device->handle, | |
5853 | (unsigned long long)sas_device->sas_address, | |
5854 | (unsigned long long) | |
5855 | sas_device->enclosure_logical_id, | |
5856 | sas_device->slot); | |
c5e039be | 5857 | _scsih_remove_device(ioc, sas_device); |
635374e7 EM |
5858 | } |
5859 | ||
5860 | list_for_each_entry_safe(raid_device, raid_device_next, | |
5861 | &ioc->raid_device_list, list) { | |
5862 | if (raid_device->responding) { | |
5863 | raid_device->responding = 0; | |
5864 | continue; | |
5865 | } | |
5866 | if (raid_device->starget) { | |
5867 | starget_printk(KERN_INFO, raid_device->starget, | |
5868 | "removing: handle(0x%04x), wwid(0x%016llx)\n", | |
5869 | raid_device->handle, | |
5870 | (unsigned long long)raid_device->wwid); | |
5871 | scsi_remove_target(&raid_device->starget->dev); | |
5872 | } | |
5873 | _scsih_raid_device_remove(ioc, raid_device); | |
5874 | } | |
5875 | ||
cd4e12e8 KD |
5876 | retry_expander_search: |
5877 | sas_expander = NULL; | |
5878 | list_for_each_entry(sas_expander, &ioc->sas_expander_list, list) { | |
635374e7 EM |
5879 | if (sas_expander->responding) { |
5880 | sas_expander->responding = 0; | |
5881 | continue; | |
5882 | } | |
c5e039be | 5883 | _scsih_expander_remove(ioc, sas_expander->sas_address); |
cd4e12e8 KD |
5884 | goto retry_expander_search; |
5885 | } | |
5886 | } | |
5887 | ||
5888 | /** | |
5889 | * mpt2sas_scsih_reset_handler - reset callback handler (for scsih) | |
5890 | * @ioc: per adapter object | |
5891 | * @reset_phase: phase | |
5892 | * | |
5893 | * The handler for doing any required cleanup or initialization. | |
5894 | * | |
5895 | * The reset phase can be MPT2_IOC_PRE_RESET, MPT2_IOC_AFTER_RESET, | |
5896 | * MPT2_IOC_DONE_RESET | |
5897 | * | |
5898 | * Return nothing. | |
5899 | */ | |
5900 | void | |
5901 | mpt2sas_scsih_reset_handler(struct MPT2SAS_ADAPTER *ioc, int reset_phase) | |
5902 | { | |
5903 | switch (reset_phase) { | |
5904 | case MPT2_IOC_PRE_RESET: | |
eabb08ad | 5905 | dtmprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: " |
cd4e12e8 | 5906 | "MPT2_IOC_PRE_RESET\n", ioc->name, __func__)); |
cd4e12e8 KD |
5907 | break; |
5908 | case MPT2_IOC_AFTER_RESET: | |
eabb08ad | 5909 | dtmprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: " |
cd4e12e8 | 5910 | "MPT2_IOC_AFTER_RESET\n", ioc->name, __func__)); |
f1c35e6a KD |
5911 | if (ioc->scsih_cmds.status & MPT2_CMD_PENDING) { |
5912 | ioc->scsih_cmds.status |= MPT2_CMD_RESET; | |
5913 | mpt2sas_base_free_smid(ioc, ioc->scsih_cmds.smid); | |
5914 | complete(&ioc->scsih_cmds.done); | |
5915 | } | |
cd4e12e8 KD |
5916 | if (ioc->tm_cmds.status & MPT2_CMD_PENDING) { |
5917 | ioc->tm_cmds.status |= MPT2_CMD_RESET; | |
5918 | mpt2sas_base_free_smid(ioc, ioc->tm_cmds.smid); | |
5919 | complete(&ioc->tm_cmds.done); | |
5920 | } | |
f1c35e6a | 5921 | _scsih_fw_event_cleanup_queue(ioc); |
cd4e12e8 | 5922 | _scsih_flush_running_cmds(ioc); |
f1c35e6a | 5923 | _scsih_queue_rescan(ioc); |
cd4e12e8 KD |
5924 | break; |
5925 | case MPT2_IOC_DONE_RESET: | |
eabb08ad | 5926 | dtmprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: " |
cd4e12e8 | 5927 | "MPT2_IOC_DONE_RESET\n", ioc->name, __func__)); |
c5e039be | 5928 | _scsih_sas_host_refresh(ioc); |
14695853 KD |
5929 | _scsih_prep_device_scan(ioc); |
5930 | _scsih_search_responding_sas_devices(ioc); | |
5931 | _scsih_search_responding_raid_devices(ioc); | |
5932 | _scsih_search_responding_expanders(ioc); | |
cd4e12e8 | 5933 | break; |
635374e7 EM |
5934 | } |
5935 | } | |
5936 | ||
5937 | /** | |
5938 | * _firmware_event_work - delayed task for processing firmware events | |
5939 | * @ioc: per adapter object | |
5940 | * @work: equal to the fw_event_work object | |
5941 | * Context: user. | |
5942 | * | |
5943 | * Return nothing. | |
5944 | */ | |
5945 | static void | |
5946 | _firmware_event_work(struct work_struct *work) | |
5947 | { | |
5948 | struct fw_event_work *fw_event = container_of(work, | |
f1c35e6a | 5949 | struct fw_event_work, delayed_work.work); |
635374e7 EM |
5950 | unsigned long flags; |
5951 | struct MPT2SAS_ADAPTER *ioc = fw_event->ioc; | |
5952 | ||
635374e7 | 5953 | /* the queue is being flushed so ignore this event */ |
f1c35e6a | 5954 | if (ioc->remove_host || fw_event->cancel_pending_work) { |
635374e7 EM |
5955 | _scsih_fw_event_free(ioc, fw_event); |
5956 | return; | |
5957 | } | |
635374e7 | 5958 | |
f1c35e6a KD |
5959 | if (fw_event->event == MPT2SAS_RESCAN_AFTER_HOST_RESET) { |
5960 | _scsih_fw_event_free(ioc, fw_event); | |
5961 | spin_lock_irqsave(&ioc->ioc_reset_in_progress_lock, flags); | |
5962 | if (ioc->shost_recovery) { | |
5963 | init_completion(&ioc->shost_recovery_done); | |
5964 | spin_unlock_irqrestore(&ioc->ioc_reset_in_progress_lock, | |
5965 | flags); | |
5966 | wait_for_completion(&ioc->shost_recovery_done); | |
5967 | } else | |
5968 | spin_unlock_irqrestore(&ioc->ioc_reset_in_progress_lock, | |
5969 | flags); | |
f1c35e6a | 5970 | _scsih_remove_unresponding_sas_devices(ioc); |
635374e7 EM |
5971 | return; |
5972 | } | |
635374e7 EM |
5973 | |
5974 | switch (fw_event->event) { | |
5975 | case MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST: | |
7b936b02 | 5976 | _scsih_sas_topology_change_event(ioc, fw_event); |
635374e7 EM |
5977 | break; |
5978 | case MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE: | |
7b936b02 KD |
5979 | _scsih_sas_device_status_change_event(ioc, |
5980 | fw_event); | |
635374e7 EM |
5981 | break; |
5982 | case MPI2_EVENT_SAS_DISCOVERY: | |
7b936b02 KD |
5983 | _scsih_sas_discovery_event(ioc, |
5984 | fw_event); | |
635374e7 EM |
5985 | break; |
5986 | case MPI2_EVENT_SAS_BROADCAST_PRIMITIVE: | |
7b936b02 KD |
5987 | _scsih_sas_broadcast_primative_event(ioc, |
5988 | fw_event); | |
635374e7 EM |
5989 | break; |
5990 | case MPI2_EVENT_SAS_ENCL_DEVICE_STATUS_CHANGE: | |
5991 | _scsih_sas_enclosure_dev_status_change_event(ioc, | |
7b936b02 | 5992 | fw_event); |
635374e7 EM |
5993 | break; |
5994 | case MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST: | |
7b936b02 | 5995 | _scsih_sas_ir_config_change_event(ioc, fw_event); |
635374e7 EM |
5996 | break; |
5997 | case MPI2_EVENT_IR_VOLUME: | |
7b936b02 | 5998 | _scsih_sas_ir_volume_event(ioc, fw_event); |
635374e7 EM |
5999 | break; |
6000 | case MPI2_EVENT_IR_PHYSICAL_DISK: | |
7b936b02 | 6001 | _scsih_sas_ir_physical_disk_event(ioc, fw_event); |
635374e7 EM |
6002 | break; |
6003 | case MPI2_EVENT_IR_OPERATION_STATUS: | |
7b936b02 | 6004 | _scsih_sas_ir_operation_status_event(ioc, fw_event); |
635374e7 EM |
6005 | break; |
6006 | case MPI2_EVENT_TASK_SET_FULL: | |
7b936b02 | 6007 | _scsih_task_set_full(ioc, fw_event); |
635374e7 EM |
6008 | break; |
6009 | } | |
6010 | _scsih_fw_event_free(ioc, fw_event); | |
6011 | } | |
6012 | ||
6013 | /** | |
6014 | * mpt2sas_scsih_event_callback - firmware event handler (called at ISR time) | |
6015 | * @ioc: per adapter object | |
7b936b02 | 6016 | * @msix_index: MSIX table index supplied by the OS |
635374e7 EM |
6017 | * @reply: reply message frame(lower 32bit addr) |
6018 | * Context: interrupt. | |
6019 | * | |
6020 | * This function merely adds a new work task into ioc->firmware_event_thread. | |
6021 | * The tasks are worked from _firmware_event_work in user context. | |
6022 | * | |
77e63ed4 KD |
6023 | * Return 1 meaning mf should be freed from _base_interrupt |
6024 | * 0 means the mf is freed from this function. | |
635374e7 | 6025 | */ |
77e63ed4 | 6026 | u8 |
7b936b02 KD |
6027 | mpt2sas_scsih_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index, |
6028 | u32 reply) | |
635374e7 EM |
6029 | { |
6030 | struct fw_event_work *fw_event; | |
6031 | Mpi2EventNotificationReply_t *mpi_reply; | |
635374e7 | 6032 | u16 event; |
e94f6747 | 6033 | u16 sz; |
635374e7 EM |
6034 | |
6035 | /* events turned off due to host reset or driver unloading */ | |
f1c35e6a | 6036 | if (ioc->remove_host) |
77e63ed4 | 6037 | return 1; |
635374e7 | 6038 | |
77e63ed4 | 6039 | mpi_reply = mpt2sas_base_get_reply_virt_addr(ioc, reply); |
635374e7 EM |
6040 | event = le16_to_cpu(mpi_reply->Event); |
6041 | ||
6042 | switch (event) { | |
6043 | /* handle these */ | |
6044 | case MPI2_EVENT_SAS_BROADCAST_PRIMITIVE: | |
6045 | { | |
6046 | Mpi2EventDataSasBroadcastPrimitive_t *baen_data = | |
6047 | (Mpi2EventDataSasBroadcastPrimitive_t *) | |
6048 | mpi_reply->EventData; | |
6049 | ||
6050 | if (baen_data->Primitive != | |
6051 | MPI2_EVENT_PRIMITIVE_ASYNCHRONOUS_EVENT || | |
6052 | ioc->broadcast_aen_busy) | |
77e63ed4 | 6053 | return 1; |
635374e7 EM |
6054 | ioc->broadcast_aen_busy = 1; |
6055 | break; | |
6056 | } | |
6057 | ||
6058 | case MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST: | |
6059 | _scsih_check_topo_delete_events(ioc, | |
6060 | (Mpi2EventDataSasTopologyChangeList_t *) | |
6061 | mpi_reply->EventData); | |
6062 | break; | |
6063 | ||
6064 | case MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE: | |
6065 | case MPI2_EVENT_IR_OPERATION_STATUS: | |
6066 | case MPI2_EVENT_SAS_DISCOVERY: | |
6067 | case MPI2_EVENT_SAS_ENCL_DEVICE_STATUS_CHANGE: | |
6068 | case MPI2_EVENT_IR_VOLUME: | |
6069 | case MPI2_EVENT_IR_PHYSICAL_DISK: | |
6070 | case MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST: | |
6071 | case MPI2_EVENT_TASK_SET_FULL: | |
6072 | break; | |
6073 | ||
6074 | default: /* ignore the rest */ | |
77e63ed4 | 6075 | return 1; |
635374e7 EM |
6076 | } |
6077 | ||
6078 | fw_event = kzalloc(sizeof(struct fw_event_work), GFP_ATOMIC); | |
6079 | if (!fw_event) { | |
6080 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
6081 | ioc->name, __FILE__, __LINE__, __func__); | |
77e63ed4 | 6082 | return 1; |
635374e7 | 6083 | } |
e94f6747 KD |
6084 | sz = le16_to_cpu(mpi_reply->EventDataLength) * 4; |
6085 | fw_event->event_data = kzalloc(sz, GFP_ATOMIC); | |
635374e7 EM |
6086 | if (!fw_event->event_data) { |
6087 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
6088 | ioc->name, __FILE__, __LINE__, __func__); | |
6089 | kfree(fw_event); | |
77e63ed4 | 6090 | return 1; |
635374e7 EM |
6091 | } |
6092 | ||
6093 | memcpy(fw_event->event_data, mpi_reply->EventData, | |
e94f6747 | 6094 | sz); |
635374e7 | 6095 | fw_event->ioc = ioc; |
7b936b02 KD |
6096 | fw_event->VF_ID = mpi_reply->VF_ID; |
6097 | fw_event->VP_ID = mpi_reply->VP_ID; | |
635374e7 EM |
6098 | fw_event->event = event; |
6099 | _scsih_fw_event_add(ioc, fw_event); | |
77e63ed4 | 6100 | return 1; |
635374e7 EM |
6101 | } |
6102 | ||
6103 | /* shost template */ | |
6104 | static struct scsi_host_template scsih_driver_template = { | |
6105 | .module = THIS_MODULE, | |
6106 | .name = "Fusion MPT SAS Host", | |
6107 | .proc_name = MPT2SAS_DRIVER_NAME, | |
d5d135b3 EM |
6108 | .queuecommand = _scsih_qcmd, |
6109 | .target_alloc = _scsih_target_alloc, | |
6110 | .slave_alloc = _scsih_slave_alloc, | |
6111 | .slave_configure = _scsih_slave_configure, | |
6112 | .target_destroy = _scsih_target_destroy, | |
6113 | .slave_destroy = _scsih_slave_destroy, | |
6114 | .change_queue_depth = _scsih_change_queue_depth, | |
6115 | .change_queue_type = _scsih_change_queue_type, | |
6116 | .eh_abort_handler = _scsih_abort, | |
6117 | .eh_device_reset_handler = _scsih_dev_reset, | |
6118 | .eh_target_reset_handler = _scsih_target_reset, | |
6119 | .eh_host_reset_handler = _scsih_host_reset, | |
6120 | .bios_param = _scsih_bios_param, | |
635374e7 EM |
6121 | .can_queue = 1, |
6122 | .this_id = -1, | |
6123 | .sg_tablesize = MPT2SAS_SG_DEPTH, | |
6124 | .max_sectors = 8192, | |
6125 | .cmd_per_lun = 7, | |
6126 | .use_clustering = ENABLE_CLUSTERING, | |
6127 | .shost_attrs = mpt2sas_host_attrs, | |
6128 | .sdev_attrs = mpt2sas_dev_attrs, | |
6129 | }; | |
6130 | ||
6131 | /** | |
6132 | * _scsih_expander_node_remove - removing expander device from list. | |
6133 | * @ioc: per adapter object | |
6134 | * @sas_expander: the sas_device object | |
6135 | * Context: Calling function should acquire ioc->sas_node_lock. | |
6136 | * | |
6137 | * Removing object and freeing associated memory from the | |
6138 | * ioc->sas_expander_list. | |
6139 | * | |
6140 | * Return nothing. | |
6141 | */ | |
6142 | static void | |
6143 | _scsih_expander_node_remove(struct MPT2SAS_ADAPTER *ioc, | |
6144 | struct _sas_node *sas_expander) | |
6145 | { | |
6146 | struct _sas_port *mpt2sas_port; | |
6147 | struct _sas_device *sas_device; | |
6148 | struct _sas_node *expander_sibling; | |
6149 | unsigned long flags; | |
6150 | ||
6151 | if (!sas_expander) | |
6152 | return; | |
6153 | ||
6154 | /* remove sibling ports attached to this expander */ | |
6155 | retry_device_search: | |
6156 | list_for_each_entry(mpt2sas_port, | |
6157 | &sas_expander->sas_port_list, port_list) { | |
6158 | if (mpt2sas_port->remote_identify.device_type == | |
6159 | SAS_END_DEVICE) { | |
6160 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
6161 | sas_device = | |
6162 | mpt2sas_scsih_sas_device_find_by_sas_address(ioc, | |
6163 | mpt2sas_port->remote_identify.sas_address); | |
6164 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
6165 | if (!sas_device) | |
6166 | continue; | |
c5e039be | 6167 | _scsih_remove_device(ioc, sas_device); |
155dd4c7 KD |
6168 | if (ioc->shost_recovery) |
6169 | return; | |
635374e7 EM |
6170 | goto retry_device_search; |
6171 | } | |
6172 | } | |
6173 | ||
6174 | retry_expander_search: | |
6175 | list_for_each_entry(mpt2sas_port, | |
6176 | &sas_expander->sas_port_list, port_list) { | |
6177 | ||
6178 | if (mpt2sas_port->remote_identify.device_type == | |
6179 | MPI2_SAS_DEVICE_INFO_EDGE_EXPANDER || | |
6180 | mpt2sas_port->remote_identify.device_type == | |
6181 | MPI2_SAS_DEVICE_INFO_FANOUT_EXPANDER) { | |
6182 | ||
6183 | spin_lock_irqsave(&ioc->sas_node_lock, flags); | |
6184 | expander_sibling = | |
6185 | mpt2sas_scsih_expander_find_by_sas_address( | |
6186 | ioc, mpt2sas_port->remote_identify.sas_address); | |
6187 | spin_unlock_irqrestore(&ioc->sas_node_lock, flags); | |
6188 | if (!expander_sibling) | |
6189 | continue; | |
c5e039be KD |
6190 | _scsih_expander_remove(ioc, |
6191 | expander_sibling->sas_address); | |
155dd4c7 KD |
6192 | if (ioc->shost_recovery) |
6193 | return; | |
635374e7 EM |
6194 | goto retry_expander_search; |
6195 | } | |
6196 | } | |
6197 | ||
6198 | mpt2sas_transport_port_remove(ioc, sas_expander->sas_address, | |
c5e039be | 6199 | sas_expander->sas_address_parent); |
635374e7 EM |
6200 | |
6201 | printk(MPT2SAS_INFO_FMT "expander_remove: handle" | |
6202 | "(0x%04x), sas_addr(0x%016llx)\n", ioc->name, | |
6203 | sas_expander->handle, (unsigned long long) | |
6204 | sas_expander->sas_address); | |
6205 | ||
6206 | list_del(&sas_expander->list); | |
6207 | kfree(sas_expander->phy); | |
6208 | kfree(sas_expander); | |
6209 | } | |
6210 | ||
744090d3 KD |
6211 | /** |
6212 | * _scsih_ir_shutdown - IR shutdown notification | |
6213 | * @ioc: per adapter object | |
6214 | * | |
6215 | * Sending RAID Action to alert the Integrated RAID subsystem of the IOC that | |
6216 | * the host system is shutting down. | |
6217 | * | |
6218 | * Return nothing. | |
6219 | */ | |
6220 | static void | |
6221 | _scsih_ir_shutdown(struct MPT2SAS_ADAPTER *ioc) | |
6222 | { | |
6223 | Mpi2RaidActionRequest_t *mpi_request; | |
6224 | Mpi2RaidActionReply_t *mpi_reply; | |
6225 | u16 smid; | |
6226 | ||
6227 | /* is IR firmware build loaded ? */ | |
6228 | if (!ioc->ir_firmware) | |
6229 | return; | |
6230 | ||
6231 | /* are there any volumes ? */ | |
6232 | if (list_empty(&ioc->raid_device_list)) | |
6233 | return; | |
6234 | ||
6235 | mutex_lock(&ioc->scsih_cmds.mutex); | |
6236 | ||
6237 | if (ioc->scsih_cmds.status != MPT2_CMD_NOT_USED) { | |
6238 | printk(MPT2SAS_ERR_FMT "%s: scsih_cmd in use\n", | |
6239 | ioc->name, __func__); | |
6240 | goto out; | |
6241 | } | |
6242 | ioc->scsih_cmds.status = MPT2_CMD_PENDING; | |
6243 | ||
6244 | smid = mpt2sas_base_get_smid(ioc, ioc->scsih_cb_idx); | |
6245 | if (!smid) { | |
6246 | printk(MPT2SAS_ERR_FMT "%s: failed obtaining a smid\n", | |
6247 | ioc->name, __func__); | |
6248 | ioc->scsih_cmds.status = MPT2_CMD_NOT_USED; | |
6249 | goto out; | |
6250 | } | |
6251 | ||
6252 | mpi_request = mpt2sas_base_get_msg_frame(ioc, smid); | |
6253 | ioc->scsih_cmds.smid = smid; | |
6254 | memset(mpi_request, 0, sizeof(Mpi2RaidActionRequest_t)); | |
6255 | ||
6256 | mpi_request->Function = MPI2_FUNCTION_RAID_ACTION; | |
6257 | mpi_request->Action = MPI2_RAID_ACTION_SYSTEM_SHUTDOWN_INITIATED; | |
6258 | ||
6259 | printk(MPT2SAS_INFO_FMT "IR shutdown (sending)\n", ioc->name); | |
6260 | init_completion(&ioc->scsih_cmds.done); | |
6261 | mpt2sas_base_put_smid_default(ioc, smid); | |
6262 | wait_for_completion_timeout(&ioc->scsih_cmds.done, 10*HZ); | |
6263 | ||
6264 | if (!(ioc->scsih_cmds.status & MPT2_CMD_COMPLETE)) { | |
6265 | printk(MPT2SAS_ERR_FMT "%s: timeout\n", | |
6266 | ioc->name, __func__); | |
6267 | goto out; | |
6268 | } | |
6269 | ||
6270 | if (ioc->scsih_cmds.status & MPT2_CMD_REPLY_VALID) { | |
6271 | mpi_reply = ioc->scsih_cmds.reply; | |
6272 | ||
6273 | printk(MPT2SAS_INFO_FMT "IR shutdown (complete): " | |
6274 | "ioc_status(0x%04x), loginfo(0x%08x)\n", | |
6275 | ioc->name, le16_to_cpu(mpi_reply->IOCStatus), | |
6276 | le32_to_cpu(mpi_reply->IOCLogInfo)); | |
6277 | } | |
6278 | ||
6279 | out: | |
6280 | ioc->scsih_cmds.status = MPT2_CMD_NOT_USED; | |
6281 | mutex_unlock(&ioc->scsih_cmds.mutex); | |
6282 | } | |
6283 | ||
6284 | /** | |
6285 | * _scsih_shutdown - routine call during system shutdown | |
6286 | * @pdev: PCI device struct | |
6287 | * | |
6288 | * Return nothing. | |
6289 | */ | |
6290 | static void | |
6291 | _scsih_shutdown(struct pci_dev *pdev) | |
6292 | { | |
6293 | struct Scsi_Host *shost = pci_get_drvdata(pdev); | |
6294 | struct MPT2SAS_ADAPTER *ioc = shost_priv(shost); | |
f1c35e6a KD |
6295 | struct workqueue_struct *wq; |
6296 | unsigned long flags; | |
6297 | ||
6298 | ioc->remove_host = 1; | |
6299 | _scsih_fw_event_cleanup_queue(ioc); | |
6300 | ||
6301 | spin_lock_irqsave(&ioc->fw_event_lock, flags); | |
6302 | wq = ioc->firmware_event_thread; | |
6303 | ioc->firmware_event_thread = NULL; | |
6304 | spin_unlock_irqrestore(&ioc->fw_event_lock, flags); | |
6305 | if (wq) | |
6306 | destroy_workqueue(wq); | |
744090d3 KD |
6307 | |
6308 | _scsih_ir_shutdown(ioc); | |
6309 | mpt2sas_base_detach(ioc); | |
6310 | } | |
6311 | ||
635374e7 | 6312 | /** |
d5d135b3 | 6313 | * _scsih_remove - detach and remove add host |
635374e7 EM |
6314 | * @pdev: PCI device struct |
6315 | * | |
744090d3 | 6316 | * Routine called when unloading the driver. |
635374e7 EM |
6317 | * Return nothing. |
6318 | */ | |
6319 | static void __devexit | |
d5d135b3 | 6320 | _scsih_remove(struct pci_dev *pdev) |
635374e7 EM |
6321 | { |
6322 | struct Scsi_Host *shost = pci_get_drvdata(pdev); | |
6323 | struct MPT2SAS_ADAPTER *ioc = shost_priv(shost); | |
6324 | struct _sas_port *mpt2sas_port; | |
6325 | struct _sas_device *sas_device; | |
6326 | struct _sas_node *expander_sibling; | |
d7384b28 KD |
6327 | struct _raid_device *raid_device, *next; |
6328 | struct MPT2SAS_TARGET *sas_target_priv_data; | |
635374e7 EM |
6329 | struct workqueue_struct *wq; |
6330 | unsigned long flags; | |
6331 | ||
6332 | ioc->remove_host = 1; | |
f1c35e6a | 6333 | _scsih_fw_event_cleanup_queue(ioc); |
635374e7 EM |
6334 | |
6335 | spin_lock_irqsave(&ioc->fw_event_lock, flags); | |
6336 | wq = ioc->firmware_event_thread; | |
6337 | ioc->firmware_event_thread = NULL; | |
6338 | spin_unlock_irqrestore(&ioc->fw_event_lock, flags); | |
6339 | if (wq) | |
6340 | destroy_workqueue(wq); | |
6341 | ||
d7384b28 KD |
6342 | /* release all the volumes */ |
6343 | list_for_each_entry_safe(raid_device, next, &ioc->raid_device_list, | |
6344 | list) { | |
6345 | if (raid_device->starget) { | |
6346 | sas_target_priv_data = | |
6347 | raid_device->starget->hostdata; | |
6348 | sas_target_priv_data->deleted = 1; | |
6349 | scsi_remove_target(&raid_device->starget->dev); | |
6350 | } | |
6351 | printk(MPT2SAS_INFO_FMT "removing handle(0x%04x), wwid" | |
6352 | "(0x%016llx)\n", ioc->name, raid_device->handle, | |
6353 | (unsigned long long) raid_device->wwid); | |
6354 | _scsih_raid_device_remove(ioc, raid_device); | |
6355 | } | |
6356 | ||
635374e7 EM |
6357 | /* free ports attached to the sas_host */ |
6358 | retry_again: | |
6359 | list_for_each_entry(mpt2sas_port, | |
6360 | &ioc->sas_hba.sas_port_list, port_list) { | |
6361 | if (mpt2sas_port->remote_identify.device_type == | |
6362 | SAS_END_DEVICE) { | |
6363 | sas_device = | |
6364 | mpt2sas_scsih_sas_device_find_by_sas_address(ioc, | |
6365 | mpt2sas_port->remote_identify.sas_address); | |
6366 | if (sas_device) { | |
c5e039be | 6367 | _scsih_remove_device(ioc, sas_device); |
635374e7 EM |
6368 | goto retry_again; |
6369 | } | |
6370 | } else { | |
6371 | expander_sibling = | |
6372 | mpt2sas_scsih_expander_find_by_sas_address(ioc, | |
6373 | mpt2sas_port->remote_identify.sas_address); | |
6374 | if (expander_sibling) { | |
6375 | _scsih_expander_remove(ioc, | |
c5e039be | 6376 | expander_sibling->sas_address); |
635374e7 EM |
6377 | goto retry_again; |
6378 | } | |
6379 | } | |
6380 | } | |
6381 | ||
6382 | /* free phys attached to the sas_host */ | |
6383 | if (ioc->sas_hba.num_phys) { | |
6384 | kfree(ioc->sas_hba.phy); | |
6385 | ioc->sas_hba.phy = NULL; | |
6386 | ioc->sas_hba.num_phys = 0; | |
6387 | } | |
6388 | ||
6389 | sas_remove_host(shost); | |
744090d3 | 6390 | _scsih_shutdown(pdev); |
635374e7 EM |
6391 | list_del(&ioc->list); |
6392 | scsi_remove_host(shost); | |
6393 | scsi_host_put(shost); | |
6394 | } | |
6395 | ||
6396 | /** | |
6397 | * _scsih_probe_boot_devices - reports 1st device | |
6398 | * @ioc: per adapter object | |
6399 | * | |
6400 | * If specified in bios page 2, this routine reports the 1st | |
6401 | * device scsi-ml or sas transport for persistent boot device | |
6402 | * purposes. Please refer to function _scsih_determine_boot_device() | |
6403 | */ | |
6404 | static void | |
6405 | _scsih_probe_boot_devices(struct MPT2SAS_ADAPTER *ioc) | |
6406 | { | |
6407 | u8 is_raid; | |
6408 | void *device; | |
6409 | struct _sas_device *sas_device; | |
6410 | struct _raid_device *raid_device; | |
c5e039be KD |
6411 | u16 handle; |
6412 | u64 sas_address_parent; | |
635374e7 EM |
6413 | u64 sas_address; |
6414 | unsigned long flags; | |
6415 | int rc; | |
6416 | ||
6417 | device = NULL; | |
6418 | if (ioc->req_boot_device.device) { | |
6419 | device = ioc->req_boot_device.device; | |
6420 | is_raid = ioc->req_boot_device.is_raid; | |
6421 | } else if (ioc->req_alt_boot_device.device) { | |
6422 | device = ioc->req_alt_boot_device.device; | |
6423 | is_raid = ioc->req_alt_boot_device.is_raid; | |
6424 | } else if (ioc->current_boot_device.device) { | |
6425 | device = ioc->current_boot_device.device; | |
6426 | is_raid = ioc->current_boot_device.is_raid; | |
6427 | } | |
6428 | ||
6429 | if (!device) | |
6430 | return; | |
6431 | ||
6432 | if (is_raid) { | |
6433 | raid_device = device; | |
6434 | rc = scsi_add_device(ioc->shost, RAID_CHANNEL, | |
6435 | raid_device->id, 0); | |
6436 | if (rc) | |
6437 | _scsih_raid_device_remove(ioc, raid_device); | |
6438 | } else { | |
6439 | sas_device = device; | |
6440 | handle = sas_device->handle; | |
c5e039be | 6441 | sas_address_parent = sas_device->sas_address_parent; |
635374e7 EM |
6442 | sas_address = sas_device->sas_address; |
6443 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
6444 | list_move_tail(&sas_device->list, &ioc->sas_device_list); | |
6445 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
6446 | if (!mpt2sas_transport_port_add(ioc, sas_device->handle, | |
c5e039be | 6447 | sas_device->sas_address_parent)) { |
635374e7 EM |
6448 | _scsih_sas_device_remove(ioc, sas_device); |
6449 | } else if (!sas_device->starget) { | |
6450 | mpt2sas_transport_port_remove(ioc, sas_address, | |
c5e039be | 6451 | sas_address_parent); |
635374e7 EM |
6452 | _scsih_sas_device_remove(ioc, sas_device); |
6453 | } | |
6454 | } | |
6455 | } | |
6456 | ||
6457 | /** | |
6458 | * _scsih_probe_raid - reporting raid volumes to scsi-ml | |
6459 | * @ioc: per adapter object | |
6460 | * | |
6461 | * Called during initial loading of the driver. | |
6462 | */ | |
6463 | static void | |
6464 | _scsih_probe_raid(struct MPT2SAS_ADAPTER *ioc) | |
6465 | { | |
6466 | struct _raid_device *raid_device, *raid_next; | |
6467 | int rc; | |
6468 | ||
6469 | list_for_each_entry_safe(raid_device, raid_next, | |
6470 | &ioc->raid_device_list, list) { | |
6471 | if (raid_device->starget) | |
6472 | continue; | |
6473 | rc = scsi_add_device(ioc->shost, RAID_CHANNEL, | |
6474 | raid_device->id, 0); | |
6475 | if (rc) | |
6476 | _scsih_raid_device_remove(ioc, raid_device); | |
6477 | } | |
6478 | } | |
6479 | ||
6480 | /** | |
77e63ed4 | 6481 | * _scsih_probe_sas - reporting sas devices to sas transport |
635374e7 EM |
6482 | * @ioc: per adapter object |
6483 | * | |
6484 | * Called during initial loading of the driver. | |
6485 | */ | |
6486 | static void | |
6487 | _scsih_probe_sas(struct MPT2SAS_ADAPTER *ioc) | |
6488 | { | |
6489 | struct _sas_device *sas_device, *next; | |
6490 | unsigned long flags; | |
635374e7 EM |
6491 | |
6492 | /* SAS Device List */ | |
6493 | list_for_each_entry_safe(sas_device, next, &ioc->sas_device_init_list, | |
6494 | list) { | |
6495 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
6496 | list_move_tail(&sas_device->list, &ioc->sas_device_list); | |
6497 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
6498 | ||
c5e039be KD |
6499 | if (!mpt2sas_transport_port_add(ioc, sas_device->handle, |
6500 | sas_device->sas_address_parent)) { | |
635374e7 EM |
6501 | _scsih_sas_device_remove(ioc, sas_device); |
6502 | } else if (!sas_device->starget) { | |
c5e039be KD |
6503 | mpt2sas_transport_port_remove(ioc, |
6504 | sas_device->sas_address, | |
6505 | sas_device->sas_address_parent); | |
635374e7 EM |
6506 | _scsih_sas_device_remove(ioc, sas_device); |
6507 | } | |
6508 | } | |
6509 | } | |
6510 | ||
6511 | /** | |
6512 | * _scsih_probe_devices - probing for devices | |
6513 | * @ioc: per adapter object | |
6514 | * | |
6515 | * Called during initial loading of the driver. | |
6516 | */ | |
6517 | static void | |
6518 | _scsih_probe_devices(struct MPT2SAS_ADAPTER *ioc) | |
6519 | { | |
6520 | u16 volume_mapping_flags = | |
6521 | le16_to_cpu(ioc->ioc_pg8.IRVolumeMappingFlags) & | |
6522 | MPI2_IOCPAGE8_IRFLAGS_MASK_VOLUME_MAPPING_MODE; | |
6523 | ||
6524 | if (!(ioc->facts.ProtocolFlags & MPI2_IOCFACTS_PROTOCOL_SCSI_INITIATOR)) | |
6525 | return; /* return when IOC doesn't support initiator mode */ | |
6526 | ||
6527 | _scsih_probe_boot_devices(ioc); | |
6528 | ||
6529 | if (ioc->ir_firmware) { | |
6530 | if ((volume_mapping_flags & | |
6531 | MPI2_IOCPAGE8_IRFLAGS_HIGH_VOLUME_MAPPING)) { | |
6532 | _scsih_probe_sas(ioc); | |
6533 | _scsih_probe_raid(ioc); | |
6534 | } else { | |
6535 | _scsih_probe_raid(ioc); | |
6536 | _scsih_probe_sas(ioc); | |
6537 | } | |
6538 | } else | |
6539 | _scsih_probe_sas(ioc); | |
6540 | } | |
6541 | ||
6542 | /** | |
d5d135b3 | 6543 | * _scsih_probe - attach and add scsi host |
635374e7 EM |
6544 | * @pdev: PCI device struct |
6545 | * @id: pci device id | |
6546 | * | |
6547 | * Returns 0 success, anything else error. | |
6548 | */ | |
6549 | static int | |
d5d135b3 | 6550 | _scsih_probe(struct pci_dev *pdev, const struct pci_device_id *id) |
635374e7 EM |
6551 | { |
6552 | struct MPT2SAS_ADAPTER *ioc; | |
6553 | struct Scsi_Host *shost; | |
6554 | ||
6555 | shost = scsi_host_alloc(&scsih_driver_template, | |
6556 | sizeof(struct MPT2SAS_ADAPTER)); | |
6557 | if (!shost) | |
6558 | return -ENODEV; | |
6559 | ||
6560 | /* init local params */ | |
6561 | ioc = shost_priv(shost); | |
6562 | memset(ioc, 0, sizeof(struct MPT2SAS_ADAPTER)); | |
6563 | INIT_LIST_HEAD(&ioc->list); | |
ba33fadf | 6564 | list_add_tail(&ioc->list, &mpt2sas_ioc_list); |
635374e7 EM |
6565 | ioc->shost = shost; |
6566 | ioc->id = mpt_ids++; | |
6567 | sprintf(ioc->name, "%s%d", MPT2SAS_DRIVER_NAME, ioc->id); | |
6568 | ioc->pdev = pdev; | |
6569 | ioc->scsi_io_cb_idx = scsi_io_cb_idx; | |
6570 | ioc->tm_cb_idx = tm_cb_idx; | |
6571 | ioc->ctl_cb_idx = ctl_cb_idx; | |
6572 | ioc->base_cb_idx = base_cb_idx; | |
6573 | ioc->transport_cb_idx = transport_cb_idx; | |
744090d3 | 6574 | ioc->scsih_cb_idx = scsih_cb_idx; |
635374e7 | 6575 | ioc->config_cb_idx = config_cb_idx; |
77e63ed4 KD |
6576 | ioc->tm_tr_cb_idx = tm_tr_cb_idx; |
6577 | ioc->tm_sas_control_cb_idx = tm_sas_control_cb_idx; | |
635374e7 EM |
6578 | ioc->logging_level = logging_level; |
6579 | /* misc semaphores and spin locks */ | |
d274213a | 6580 | mutex_init(&ioc->reset_in_progress_mutex); |
635374e7 EM |
6581 | spin_lock_init(&ioc->ioc_reset_in_progress_lock); |
6582 | spin_lock_init(&ioc->scsi_lookup_lock); | |
6583 | spin_lock_init(&ioc->sas_device_lock); | |
6584 | spin_lock_init(&ioc->sas_node_lock); | |
6585 | spin_lock_init(&ioc->fw_event_lock); | |
6586 | spin_lock_init(&ioc->raid_device_lock); | |
6587 | ||
6588 | INIT_LIST_HEAD(&ioc->sas_device_list); | |
6589 | INIT_LIST_HEAD(&ioc->sas_device_init_list); | |
6590 | INIT_LIST_HEAD(&ioc->sas_expander_list); | |
6591 | INIT_LIST_HEAD(&ioc->fw_event_list); | |
6592 | INIT_LIST_HEAD(&ioc->raid_device_list); | |
6593 | INIT_LIST_HEAD(&ioc->sas_hba.sas_port_list); | |
77e63ed4 | 6594 | INIT_LIST_HEAD(&ioc->delayed_tr_list); |
635374e7 EM |
6595 | |
6596 | /* init shost parameters */ | |
d334aa79 | 6597 | shost->max_cmd_len = 32; |
635374e7 EM |
6598 | shost->max_lun = max_lun; |
6599 | shost->transportt = mpt2sas_transport_template; | |
6600 | shost->unique_id = ioc->id; | |
6601 | ||
6602 | if ((scsi_add_host(shost, &pdev->dev))) { | |
6603 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
6604 | ioc->name, __FILE__, __LINE__, __func__); | |
6605 | list_del(&ioc->list); | |
6606 | goto out_add_shost_fail; | |
6607 | } | |
6608 | ||
3c621b3e | 6609 | scsi_host_set_prot(shost, SHOST_DIF_TYPE1_PROTECTION |
d334aa79 | 6610 | | SHOST_DIF_TYPE2_PROTECTION | SHOST_DIF_TYPE3_PROTECTION); |
77e63ed4 | 6611 | scsi_host_set_guard(shost, SHOST_DIX_GUARD_CRC); |
3c621b3e | 6612 | |
635374e7 EM |
6613 | /* event thread */ |
6614 | snprintf(ioc->firmware_event_name, sizeof(ioc->firmware_event_name), | |
6615 | "fw_event%d", ioc->id); | |
6616 | ioc->firmware_event_thread = create_singlethread_workqueue( | |
6617 | ioc->firmware_event_name); | |
6618 | if (!ioc->firmware_event_thread) { | |
6619 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
6620 | ioc->name, __FILE__, __LINE__, __func__); | |
6621 | goto out_thread_fail; | |
6622 | } | |
6623 | ||
6624 | ioc->wait_for_port_enable_to_complete = 1; | |
6625 | if ((mpt2sas_base_attach(ioc))) { | |
6626 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
6627 | ioc->name, __FILE__, __LINE__, __func__); | |
6628 | goto out_attach_fail; | |
6629 | } | |
6630 | ||
6631 | ioc->wait_for_port_enable_to_complete = 0; | |
6632 | _scsih_probe_devices(ioc); | |
6633 | return 0; | |
6634 | ||
6635 | out_attach_fail: | |
6636 | destroy_workqueue(ioc->firmware_event_thread); | |
6637 | out_thread_fail: | |
6638 | list_del(&ioc->list); | |
6639 | scsi_remove_host(shost); | |
6640 | out_add_shost_fail: | |
6641 | return -ENODEV; | |
6642 | } | |
6643 | ||
6644 | #ifdef CONFIG_PM | |
6645 | /** | |
d5d135b3 | 6646 | * _scsih_suspend - power management suspend main entry point |
635374e7 EM |
6647 | * @pdev: PCI device struct |
6648 | * @state: PM state change to (usually PCI_D3) | |
6649 | * | |
6650 | * Returns 0 success, anything else error. | |
6651 | */ | |
6652 | static int | |
d5d135b3 | 6653 | _scsih_suspend(struct pci_dev *pdev, pm_message_t state) |
635374e7 EM |
6654 | { |
6655 | struct Scsi_Host *shost = pci_get_drvdata(pdev); | |
6656 | struct MPT2SAS_ADAPTER *ioc = shost_priv(shost); | |
6657 | u32 device_state; | |
6658 | ||
e4750c98 | 6659 | mpt2sas_base_stop_watchdog(ioc); |
635374e7 EM |
6660 | flush_scheduled_work(); |
6661 | scsi_block_requests(shost); | |
6662 | device_state = pci_choose_state(pdev, state); | |
6663 | printk(MPT2SAS_INFO_FMT "pdev=0x%p, slot=%s, entering " | |
6664 | "operating state [D%d]\n", ioc->name, pdev, | |
6665 | pci_name(pdev), device_state); | |
6666 | ||
6667 | mpt2sas_base_free_resources(ioc); | |
6668 | pci_save_state(pdev); | |
6669 | pci_disable_device(pdev); | |
6670 | pci_set_power_state(pdev, device_state); | |
6671 | return 0; | |
6672 | } | |
6673 | ||
6674 | /** | |
d5d135b3 | 6675 | * _scsih_resume - power management resume main entry point |
635374e7 EM |
6676 | * @pdev: PCI device struct |
6677 | * | |
6678 | * Returns 0 success, anything else error. | |
6679 | */ | |
6680 | static int | |
d5d135b3 | 6681 | _scsih_resume(struct pci_dev *pdev) |
635374e7 EM |
6682 | { |
6683 | struct Scsi_Host *shost = pci_get_drvdata(pdev); | |
6684 | struct MPT2SAS_ADAPTER *ioc = shost_priv(shost); | |
6685 | u32 device_state = pdev->current_state; | |
6686 | int r; | |
6687 | ||
6688 | printk(MPT2SAS_INFO_FMT "pdev=0x%p, slot=%s, previous " | |
6689 | "operating state [D%d]\n", ioc->name, pdev, | |
6690 | pci_name(pdev), device_state); | |
6691 | ||
6692 | pci_set_power_state(pdev, PCI_D0); | |
6693 | pci_enable_wake(pdev, PCI_D0, 0); | |
6694 | pci_restore_state(pdev); | |
6695 | ioc->pdev = pdev; | |
6696 | r = mpt2sas_base_map_resources(ioc); | |
6697 | if (r) | |
6698 | return r; | |
6699 | ||
6700 | mpt2sas_base_hard_reset_handler(ioc, CAN_SLEEP, SOFT_RESET); | |
6701 | scsi_unblock_requests(shost); | |
e4750c98 | 6702 | mpt2sas_base_start_watchdog(ioc); |
635374e7 EM |
6703 | return 0; |
6704 | } | |
6705 | #endif /* CONFIG_PM */ | |
6706 | ||
ef7c80c1 KD |
6707 | /** |
6708 | * _scsih_pci_error_detected - Called when a PCI error is detected. | |
6709 | * @pdev: PCI device struct | |
6710 | * @state: PCI channel state | |
6711 | * | |
6712 | * Description: Called when a PCI error is detected. | |
6713 | * | |
6714 | * Return value: | |
6715 | * PCI_ERS_RESULT_NEED_RESET or PCI_ERS_RESULT_DISCONNECT | |
6716 | */ | |
6717 | static pci_ers_result_t | |
6718 | _scsih_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state) | |
6719 | { | |
6720 | struct Scsi_Host *shost = pci_get_drvdata(pdev); | |
6721 | struct MPT2SAS_ADAPTER *ioc = shost_priv(shost); | |
6722 | ||
6723 | printk(MPT2SAS_INFO_FMT "PCI error: detected callback, state(%d)!!\n", | |
6724 | ioc->name, state); | |
6725 | ||
6726 | switch (state) { | |
6727 | case pci_channel_io_normal: | |
6728 | return PCI_ERS_RESULT_CAN_RECOVER; | |
6729 | case pci_channel_io_frozen: | |
6730 | scsi_block_requests(ioc->shost); | |
6731 | mpt2sas_base_stop_watchdog(ioc); | |
6732 | mpt2sas_base_free_resources(ioc); | |
6733 | return PCI_ERS_RESULT_NEED_RESET; | |
6734 | case pci_channel_io_perm_failure: | |
6735 | _scsih_remove(pdev); | |
6736 | return PCI_ERS_RESULT_DISCONNECT; | |
6737 | } | |
6738 | return PCI_ERS_RESULT_NEED_RESET; | |
6739 | } | |
6740 | ||
6741 | /** | |
6742 | * _scsih_pci_slot_reset - Called when PCI slot has been reset. | |
6743 | * @pdev: PCI device struct | |
6744 | * | |
6745 | * Description: This routine is called by the pci error recovery | |
6746 | * code after the PCI slot has been reset, just before we | |
6747 | * should resume normal operations. | |
6748 | */ | |
6749 | static pci_ers_result_t | |
6750 | _scsih_pci_slot_reset(struct pci_dev *pdev) | |
6751 | { | |
6752 | struct Scsi_Host *shost = pci_get_drvdata(pdev); | |
6753 | struct MPT2SAS_ADAPTER *ioc = shost_priv(shost); | |
6754 | int rc; | |
6755 | ||
6756 | printk(MPT2SAS_INFO_FMT "PCI error: slot reset callback!!\n", | |
6757 | ioc->name); | |
6758 | ||
6759 | ioc->pdev = pdev; | |
6760 | rc = mpt2sas_base_map_resources(ioc); | |
6761 | if (rc) | |
6762 | return PCI_ERS_RESULT_DISCONNECT; | |
6763 | ||
6764 | ||
6765 | rc = mpt2sas_base_hard_reset_handler(ioc, CAN_SLEEP, | |
6766 | FORCE_BIG_HAMMER); | |
6767 | ||
6768 | printk(MPT2SAS_WARN_FMT "hard reset: %s\n", ioc->name, | |
6769 | (rc == 0) ? "success" : "failed"); | |
6770 | ||
6771 | if (!rc) | |
6772 | return PCI_ERS_RESULT_RECOVERED; | |
6773 | else | |
6774 | return PCI_ERS_RESULT_DISCONNECT; | |
6775 | } | |
6776 | ||
6777 | /** | |
6778 | * _scsih_pci_resume() - resume normal ops after PCI reset | |
6779 | * @pdev: pointer to PCI device | |
6780 | * | |
6781 | * Called when the error recovery driver tells us that its | |
6782 | * OK to resume normal operation. Use completion to allow | |
6783 | * halted scsi ops to resume. | |
6784 | */ | |
6785 | static void | |
6786 | _scsih_pci_resume(struct pci_dev *pdev) | |
6787 | { | |
6788 | struct Scsi_Host *shost = pci_get_drvdata(pdev); | |
6789 | struct MPT2SAS_ADAPTER *ioc = shost_priv(shost); | |
6790 | ||
6791 | printk(MPT2SAS_INFO_FMT "PCI error: resume callback!!\n", ioc->name); | |
6792 | ||
6793 | pci_cleanup_aer_uncorrect_error_status(pdev); | |
6794 | mpt2sas_base_start_watchdog(ioc); | |
6795 | scsi_unblock_requests(ioc->shost); | |
6796 | } | |
6797 | ||
6798 | /** | |
6799 | * _scsih_pci_mmio_enabled - Enable MMIO and dump debug registers | |
6800 | * @pdev: pointer to PCI device | |
6801 | */ | |
6802 | static pci_ers_result_t | |
6803 | _scsih_pci_mmio_enabled(struct pci_dev *pdev) | |
6804 | { | |
6805 | struct Scsi_Host *shost = pci_get_drvdata(pdev); | |
6806 | struct MPT2SAS_ADAPTER *ioc = shost_priv(shost); | |
6807 | ||
6808 | printk(MPT2SAS_INFO_FMT "PCI error: mmio enabled callback!!\n", | |
6809 | ioc->name); | |
6810 | ||
6811 | /* TODO - dump whatever for debugging purposes */ | |
6812 | ||
6813 | /* Request a slot reset. */ | |
6814 | return PCI_ERS_RESULT_NEED_RESET; | |
6815 | } | |
6816 | ||
6817 | static struct pci_error_handlers _scsih_err_handler = { | |
6818 | .error_detected = _scsih_pci_error_detected, | |
6819 | .mmio_enabled = _scsih_pci_mmio_enabled, | |
6820 | .slot_reset = _scsih_pci_slot_reset, | |
6821 | .resume = _scsih_pci_resume, | |
6822 | }; | |
635374e7 EM |
6823 | |
6824 | static struct pci_driver scsih_driver = { | |
6825 | .name = MPT2SAS_DRIVER_NAME, | |
6826 | .id_table = scsih_pci_table, | |
d5d135b3 EM |
6827 | .probe = _scsih_probe, |
6828 | .remove = __devexit_p(_scsih_remove), | |
744090d3 | 6829 | .shutdown = _scsih_shutdown, |
ef7c80c1 | 6830 | .err_handler = &_scsih_err_handler, |
635374e7 | 6831 | #ifdef CONFIG_PM |
d5d135b3 EM |
6832 | .suspend = _scsih_suspend, |
6833 | .resume = _scsih_resume, | |
635374e7 EM |
6834 | #endif |
6835 | }; | |
6836 | ||
f7c95ef0 KD |
6837 | /* raid transport support */ |
6838 | static struct raid_function_template mpt2sas_raid_functions = { | |
6839 | .cookie = &scsih_driver_template, | |
6840 | .is_raid = _scsih_is_raid, | |
6841 | .get_resync = _scsih_get_resync, | |
6842 | .get_state = _scsih_get_state, | |
6843 | }; | |
635374e7 EM |
6844 | |
6845 | /** | |
d5d135b3 | 6846 | * _scsih_init - main entry point for this driver. |
635374e7 EM |
6847 | * |
6848 | * Returns 0 success, anything else error. | |
6849 | */ | |
6850 | static int __init | |
d5d135b3 | 6851 | _scsih_init(void) |
635374e7 EM |
6852 | { |
6853 | int error; | |
6854 | ||
6855 | mpt_ids = 0; | |
6856 | printk(KERN_INFO "%s version %s loaded\n", MPT2SAS_DRIVER_NAME, | |
6857 | MPT2SAS_DRIVER_VERSION); | |
6858 | ||
6859 | mpt2sas_transport_template = | |
6860 | sas_attach_transport(&mpt2sas_transport_functions); | |
6861 | if (!mpt2sas_transport_template) | |
6862 | return -ENODEV; | |
f7c95ef0 KD |
6863 | /* raid transport support */ |
6864 | mpt2sas_raid_template = raid_class_attach(&mpt2sas_raid_functions); | |
6865 | if (!mpt2sas_raid_template) { | |
6866 | sas_release_transport(mpt2sas_transport_template); | |
6867 | return -ENODEV; | |
6868 | } | |
635374e7 EM |
6869 | |
6870 | mpt2sas_base_initialize_callback_handler(); | |
6871 | ||
6872 | /* queuecommand callback hander */ | |
d5d135b3 | 6873 | scsi_io_cb_idx = mpt2sas_base_register_callback_handler(_scsih_io_done); |
635374e7 EM |
6874 | |
6875 | /* task managment callback handler */ | |
d5d135b3 | 6876 | tm_cb_idx = mpt2sas_base_register_callback_handler(_scsih_tm_done); |
635374e7 EM |
6877 | |
6878 | /* base internal commands callback handler */ | |
6879 | base_cb_idx = mpt2sas_base_register_callback_handler(mpt2sas_base_done); | |
6880 | ||
6881 | /* transport internal commands callback handler */ | |
6882 | transport_cb_idx = mpt2sas_base_register_callback_handler( | |
6883 | mpt2sas_transport_done); | |
6884 | ||
744090d3 KD |
6885 | /* scsih internal commands callback handler */ |
6886 | scsih_cb_idx = mpt2sas_base_register_callback_handler(_scsih_done); | |
6887 | ||
635374e7 EM |
6888 | /* configuration page API internal commands callback handler */ |
6889 | config_cb_idx = mpt2sas_base_register_callback_handler( | |
6890 | mpt2sas_config_done); | |
6891 | ||
6892 | /* ctl module callback handler */ | |
6893 | ctl_cb_idx = mpt2sas_base_register_callback_handler(mpt2sas_ctl_done); | |
6894 | ||
77e63ed4 KD |
6895 | tm_tr_cb_idx = mpt2sas_base_register_callback_handler( |
6896 | _scsih_tm_tr_complete); | |
6897 | tm_sas_control_cb_idx = mpt2sas_base_register_callback_handler( | |
6898 | _scsih_sas_control_complete); | |
6899 | ||
635374e7 EM |
6900 | mpt2sas_ctl_init(); |
6901 | ||
6902 | error = pci_register_driver(&scsih_driver); | |
f7c95ef0 KD |
6903 | if (error) { |
6904 | /* raid transport support */ | |
6905 | raid_class_release(mpt2sas_raid_template); | |
635374e7 | 6906 | sas_release_transport(mpt2sas_transport_template); |
f7c95ef0 | 6907 | } |
635374e7 EM |
6908 | |
6909 | return error; | |
6910 | } | |
6911 | ||
6912 | /** | |
d5d135b3 | 6913 | * _scsih_exit - exit point for this driver (when it is a module). |
635374e7 EM |
6914 | * |
6915 | * Returns 0 success, anything else error. | |
6916 | */ | |
6917 | static void __exit | |
d5d135b3 | 6918 | _scsih_exit(void) |
635374e7 EM |
6919 | { |
6920 | printk(KERN_INFO "mpt2sas version %s unloading\n", | |
6921 | MPT2SAS_DRIVER_VERSION); | |
6922 | ||
6923 | pci_unregister_driver(&scsih_driver); | |
6924 | ||
f7c95ef0 KD |
6925 | mpt2sas_ctl_exit(); |
6926 | ||
635374e7 EM |
6927 | mpt2sas_base_release_callback_handler(scsi_io_cb_idx); |
6928 | mpt2sas_base_release_callback_handler(tm_cb_idx); | |
6929 | mpt2sas_base_release_callback_handler(base_cb_idx); | |
6930 | mpt2sas_base_release_callback_handler(transport_cb_idx); | |
744090d3 | 6931 | mpt2sas_base_release_callback_handler(scsih_cb_idx); |
635374e7 EM |
6932 | mpt2sas_base_release_callback_handler(config_cb_idx); |
6933 | mpt2sas_base_release_callback_handler(ctl_cb_idx); | |
6934 | ||
77e63ed4 KD |
6935 | mpt2sas_base_release_callback_handler(tm_tr_cb_idx); |
6936 | mpt2sas_base_release_callback_handler(tm_sas_control_cb_idx); | |
6937 | ||
f7c95ef0 KD |
6938 | /* raid transport support */ |
6939 | raid_class_release(mpt2sas_raid_template); | |
6940 | sas_release_transport(mpt2sas_transport_template); | |
6941 | ||
635374e7 EM |
6942 | } |
6943 | ||
d5d135b3 EM |
6944 | module_init(_scsih_init); |
6945 | module_exit(_scsih_exit); |