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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 | |
e9edbe31 | 5 | * Copyright (C) 2007-2014 LSI Corporation |
a03bd153 SR |
6 | * Copyright (C) 20013-2014 Avago Technologies |
7 | * (mailto: MPT-FusionLinux.pdl@avagotech.com) | |
635374e7 EM |
8 | * |
9 | * This program is free software; you can redistribute it and/or | |
10 | * modify it under the terms of the GNU General Public License | |
11 | * as published by the Free Software Foundation; either version 2 | |
12 | * of the License, or (at your option) any later version. | |
13 | * | |
14 | * This program is distributed in the hope that it will be useful, | |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | * GNU General Public License for more details. | |
18 | * | |
19 | * NO WARRANTY | |
20 | * THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR | |
21 | * CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT | |
22 | * LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT, | |
23 | * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is | |
24 | * solely responsible for determining the appropriateness of using and | |
25 | * distributing the Program and assumes all risks associated with its | |
26 | * exercise of rights under this Agreement, including but not limited to | |
27 | * the risks and costs of program errors, damage to or loss of data, | |
28 | * programs or equipment, and unavailability or interruption of operations. | |
29 | ||
30 | * DISCLAIMER OF LIABILITY | |
31 | * NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY | |
32 | * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
33 | * DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND | |
34 | * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR | |
35 | * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE | |
36 | * USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED | |
37 | * HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES | |
38 | ||
39 | * You should have received a copy of the GNU General Public License | |
40 | * along with this program; if not, write to the Free Software | |
41 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, | |
42 | * USA. | |
43 | */ | |
44 | ||
635374e7 EM |
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 | 58 | |
daeaa9df SR |
59 | #include <asm/unaligned.h> |
60 | ||
635374e7 EM |
61 | #include "mpt2sas_base.h" |
62 | ||
63 | MODULE_AUTHOR(MPT2SAS_AUTHOR); | |
64 | MODULE_DESCRIPTION(MPT2SAS_DESCRIPTION); | |
65 | MODULE_LICENSE("GPL"); | |
66 | MODULE_VERSION(MPT2SAS_DRIVER_VERSION); | |
67 | ||
68 | #define RAID_CHANNEL 1 | |
69 | ||
70 | /* forward proto's */ | |
71 | static void _scsih_expander_node_remove(struct MPT2SAS_ADAPTER *ioc, | |
72 | struct _sas_node *sas_expander); | |
73 | static void _firmware_event_work(struct work_struct *work); | |
74 | ||
f3eedd69 KD |
75 | static u8 _scsih_check_for_pending_tm(struct MPT2SAS_ADAPTER *ioc, u16 smid); |
76 | ||
921cd802 | 77 | static void _scsih_scan_start(struct Scsi_Host *shost); |
78 | static int _scsih_scan_finished(struct Scsi_Host *shost, unsigned long time); | |
79 | ||
635374e7 | 80 | /* global parameters */ |
ba33fadf | 81 | LIST_HEAD(mpt2sas_ioc_list); |
635374e7 EM |
82 | |
83 | /* local parameters */ | |
635374e7 EM |
84 | static u8 scsi_io_cb_idx = -1; |
85 | static u8 tm_cb_idx = -1; | |
86 | static u8 ctl_cb_idx = -1; | |
87 | static u8 base_cb_idx = -1; | |
921cd802 | 88 | static u8 port_enable_cb_idx = -1; |
635374e7 | 89 | static u8 transport_cb_idx = -1; |
744090d3 | 90 | static u8 scsih_cb_idx = -1; |
635374e7 EM |
91 | static u8 config_cb_idx = -1; |
92 | static int mpt_ids; | |
93 | ||
77e63ed4 | 94 | static u8 tm_tr_cb_idx = -1 ; |
f3eedd69 | 95 | static u8 tm_tr_volume_cb_idx = -1 ; |
77e63ed4 KD |
96 | static u8 tm_sas_control_cb_idx = -1; |
97 | ||
635374e7 | 98 | /* command line options */ |
ba33fadf | 99 | static u32 logging_level; |
635374e7 EM |
100 | MODULE_PARM_DESC(logging_level, " bits for enabling additional logging info " |
101 | "(default=0)"); | |
102 | ||
a3e1e55e KD |
103 | static ushort max_sectors = 0xFFFF; |
104 | module_param(max_sectors, ushort, 0); | |
9ac49d3a | 105 | MODULE_PARM_DESC(max_sectors, "max sectors, range 64 to 32767 default=32767"); |
a3e1e55e | 106 | |
b0df96a0 RS |
107 | static int missing_delay[2] = {-1, -1}; |
108 | module_param_array(missing_delay, int, NULL, 0); | |
109 | MODULE_PARM_DESC(missing_delay, " device missing delay , io missing delay"); | |
110 | ||
635374e7 EM |
111 | /* scsi-mid layer global parmeter is max_report_luns, which is 511 */ |
112 | #define MPT2SAS_MAX_LUN (16895) | |
113 | static int max_lun = MPT2SAS_MAX_LUN; | |
114 | module_param(max_lun, int, 0); | |
115 | MODULE_PARM_DESC(max_lun, " max lun, default=16895 "); | |
116 | ||
921cd802 | 117 | /* diag_buffer_enable is bitwise |
118 | * bit 0 set = TRACE | |
119 | * bit 1 set = SNAPSHOT | |
120 | * bit 2 set = EXTENDED | |
121 | * | |
122 | * Either bit can be set, or both | |
123 | */ | |
124 | static int diag_buffer_enable = -1; | |
125 | module_param(diag_buffer_enable, int, 0); | |
126 | MODULE_PARM_DESC(diag_buffer_enable, " post diag buffers " | |
127 | "(TRACE=1/SNAPSHOT=2/EXTENDED=4/default=0)"); | |
128 | ||
4b193175 | 129 | static int disable_discovery = -1; |
130 | module_param(disable_discovery, int, 0); | |
131 | MODULE_PARM_DESC(disable_discovery, " disable discovery "); | |
132 | ||
5e95e731 MP |
133 | /* permit overriding the host protection capabilities mask (EEDP/T10 PI) */ |
134 | static int prot_mask = 0; | |
135 | module_param(prot_mask, int, 0); | |
136 | MODULE_PARM_DESC(prot_mask, " host protection capabilities mask, def=7 "); | |
137 | ||
635374e7 EM |
138 | /** |
139 | * struct sense_info - common structure for obtaining sense keys | |
140 | * @skey: sense key | |
141 | * @asc: additional sense code | |
142 | * @ascq: additional sense code qualifier | |
143 | */ | |
144 | struct sense_info { | |
145 | u8 skey; | |
146 | u8 asc; | |
147 | u8 ascq; | |
148 | }; | |
149 | ||
150 | ||
bd58ea3c | 151 | #define MPT2SAS_TURN_ON_PFA_LED (0xFFFC) |
921cd802 | 152 | #define MPT2SAS_PORT_ENABLE_COMPLETE (0xFFFD) |
153 | #define MPT2SAS_REMOVE_UNRESPONDING_DEVICES (0xFFFF) | |
635374e7 EM |
154 | /** |
155 | * struct fw_event_work - firmware event struct | |
156 | * @list: link list framework | |
157 | * @work: work object (ioc->fault_reset_work_q) | |
f1c35e6a | 158 | * @cancel_pending_work: flag set during reset handling |
635374e7 | 159 | * @ioc: per adapter object |
3ace8e05 | 160 | * @device_handle: device handle |
635374e7 | 161 | * @VF_ID: virtual function id |
7b936b02 | 162 | * @VP_ID: virtual port id |
635374e7 EM |
163 | * @ignore: flag meaning this event has been marked to ignore |
164 | * @event: firmware event MPI2_EVENT_XXX defined in mpt2_ioc.h | |
165 | * @event_data: reply event data payload follows | |
166 | * | |
167 | * This object stored on ioc->fw_event_list. | |
168 | */ | |
169 | struct fw_event_work { | |
170 | struct list_head list; | |
f1c35e6a KD |
171 | u8 cancel_pending_work; |
172 | struct delayed_work delayed_work; | |
635374e7 | 173 | struct MPT2SAS_ADAPTER *ioc; |
3ace8e05 | 174 | u16 device_handle; |
635374e7 | 175 | u8 VF_ID; |
7b936b02 | 176 | u8 VP_ID; |
635374e7 EM |
177 | u8 ignore; |
178 | u16 event; | |
00713ad7 | 179 | char event_data[0] __aligned(4); |
635374e7 EM |
180 | }; |
181 | ||
f7c95ef0 KD |
182 | /* raid transport support */ |
183 | static struct raid_template *mpt2sas_raid_template; | |
184 | ||
635374e7 EM |
185 | /** |
186 | * struct _scsi_io_transfer - scsi io transfer | |
187 | * @handle: sas device handle (assigned by firmware) | |
188 | * @is_raid: flag set for hidden raid components | |
189 | * @dir: DMA_TO_DEVICE, DMA_FROM_DEVICE, | |
190 | * @data_length: data transfer length | |
191 | * @data_dma: dma pointer to data | |
192 | * @sense: sense data | |
193 | * @lun: lun number | |
194 | * @cdb_length: cdb length | |
195 | * @cdb: cdb contents | |
635374e7 | 196 | * @timeout: timeout for this command |
7b936b02 KD |
197 | * @VF_ID: virtual function id |
198 | * @VP_ID: virtual port id | |
199 | * @valid_reply: flag set for reply message | |
635374e7 EM |
200 | * @sense_length: sense length |
201 | * @ioc_status: ioc status | |
202 | * @scsi_state: scsi state | |
203 | * @scsi_status: scsi staus | |
204 | * @log_info: log information | |
205 | * @transfer_length: data length transfer when there is a reply message | |
206 | * | |
207 | * Used for sending internal scsi commands to devices within this module. | |
208 | * Refer to _scsi_send_scsi_io(). | |
209 | */ | |
210 | struct _scsi_io_transfer { | |
211 | u16 handle; | |
212 | u8 is_raid; | |
213 | enum dma_data_direction dir; | |
214 | u32 data_length; | |
215 | dma_addr_t data_dma; | |
216 | u8 sense[SCSI_SENSE_BUFFERSIZE]; | |
217 | u32 lun; | |
218 | u8 cdb_length; | |
219 | u8 cdb[32]; | |
220 | u8 timeout; | |
7b936b02 KD |
221 | u8 VF_ID; |
222 | u8 VP_ID; | |
635374e7 EM |
223 | u8 valid_reply; |
224 | /* the following bits are only valid when 'valid_reply = 1' */ | |
225 | u32 sense_length; | |
226 | u16 ioc_status; | |
227 | u8 scsi_state; | |
228 | u8 scsi_status; | |
229 | u32 log_info; | |
230 | u32 transfer_length; | |
231 | }; | |
232 | ||
233 | /* | |
234 | * The pci device ids are defined in mpi/mpi2_cnfg.h. | |
235 | */ | |
236 | static struct pci_device_id scsih_pci_table[] = { | |
237 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2004, | |
238 | PCI_ANY_ID, PCI_ANY_ID }, | |
239 | /* Falcon ~ 2008*/ | |
240 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2008, | |
241 | PCI_ANY_ID, PCI_ANY_ID }, | |
242 | /* Liberator ~ 2108 */ | |
243 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2108_1, | |
244 | PCI_ANY_ID, PCI_ANY_ID }, | |
245 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2108_2, | |
246 | PCI_ANY_ID, PCI_ANY_ID }, | |
247 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2108_3, | |
248 | PCI_ANY_ID, PCI_ANY_ID }, | |
db27136a | 249 | /* Meteor ~ 2116 */ |
635374e7 EM |
250 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2116_1, |
251 | PCI_ANY_ID, PCI_ANY_ID }, | |
252 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2116_2, | |
253 | PCI_ANY_ID, PCI_ANY_ID }, | |
db27136a KD |
254 | /* Thunderbolt ~ 2208 */ |
255 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_1, | |
256 | PCI_ANY_ID, PCI_ANY_ID }, | |
257 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_2, | |
258 | PCI_ANY_ID, PCI_ANY_ID }, | |
259 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_3, | |
260 | PCI_ANY_ID, PCI_ANY_ID }, | |
261 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_4, | |
262 | PCI_ANY_ID, PCI_ANY_ID }, | |
263 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_5, | |
264 | PCI_ANY_ID, PCI_ANY_ID }, | |
265 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_6, | |
266 | PCI_ANY_ID, PCI_ANY_ID }, | |
203d65b1 KD |
267 | /* Mustang ~ 2308 */ |
268 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2308_1, | |
db27136a | 269 | PCI_ANY_ID, PCI_ANY_ID }, |
203d65b1 KD |
270 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2308_2, |
271 | PCI_ANY_ID, PCI_ANY_ID }, | |
272 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2308_3, | |
db27136a | 273 | PCI_ANY_ID, PCI_ANY_ID }, |
0bdccdb0 KD |
274 | /* SSS6200 */ |
275 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SSS6200, | |
276 | PCI_ANY_ID, PCI_ANY_ID }, | |
635374e7 EM |
277 | {0} /* Terminating entry */ |
278 | }; | |
279 | MODULE_DEVICE_TABLE(pci, scsih_pci_table); | |
280 | ||
281 | /** | |
d5d135b3 | 282 | * _scsih_set_debug_level - global setting of ioc->logging_level. |
635374e7 EM |
283 | * |
284 | * Note: The logging levels are defined in mpt2sas_debug.h. | |
285 | */ | |
286 | static int | |
d5d135b3 | 287 | _scsih_set_debug_level(const char *val, struct kernel_param *kp) |
635374e7 EM |
288 | { |
289 | int ret = param_set_int(val, kp); | |
290 | struct MPT2SAS_ADAPTER *ioc; | |
291 | ||
292 | if (ret) | |
293 | return ret; | |
294 | ||
295 | printk(KERN_INFO "setting logging_level(0x%08x)\n", logging_level); | |
ba33fadf | 296 | list_for_each_entry(ioc, &mpt2sas_ioc_list, list) |
635374e7 EM |
297 | ioc->logging_level = logging_level; |
298 | return 0; | |
299 | } | |
d5d135b3 | 300 | module_param_call(logging_level, _scsih_set_debug_level, param_get_int, |
635374e7 EM |
301 | &logging_level, 0644); |
302 | ||
303 | /** | |
304 | * _scsih_srch_boot_sas_address - search based on sas_address | |
305 | * @sas_address: sas address | |
306 | * @boot_device: boot device object from bios page 2 | |
307 | * | |
308 | * Returns 1 when there's a match, 0 means no match. | |
309 | */ | |
310 | static inline int | |
311 | _scsih_srch_boot_sas_address(u64 sas_address, | |
312 | Mpi2BootDeviceSasWwid_t *boot_device) | |
313 | { | |
314 | return (sas_address == le64_to_cpu(boot_device->SASAddress)) ? 1 : 0; | |
315 | } | |
316 | ||
317 | /** | |
318 | * _scsih_srch_boot_device_name - search based on device name | |
319 | * @device_name: device name specified in INDENTIFY fram | |
320 | * @boot_device: boot device object from bios page 2 | |
321 | * | |
322 | * Returns 1 when there's a match, 0 means no match. | |
323 | */ | |
324 | static inline int | |
325 | _scsih_srch_boot_device_name(u64 device_name, | |
326 | Mpi2BootDeviceDeviceName_t *boot_device) | |
327 | { | |
328 | return (device_name == le64_to_cpu(boot_device->DeviceName)) ? 1 : 0; | |
329 | } | |
330 | ||
331 | /** | |
332 | * _scsih_srch_boot_encl_slot - search based on enclosure_logical_id/slot | |
333 | * @enclosure_logical_id: enclosure logical id | |
334 | * @slot_number: slot number | |
335 | * @boot_device: boot device object from bios page 2 | |
336 | * | |
337 | * Returns 1 when there's a match, 0 means no match. | |
338 | */ | |
339 | static inline int | |
340 | _scsih_srch_boot_encl_slot(u64 enclosure_logical_id, u16 slot_number, | |
341 | Mpi2BootDeviceEnclosureSlot_t *boot_device) | |
342 | { | |
343 | return (enclosure_logical_id == le64_to_cpu(boot_device-> | |
344 | EnclosureLogicalID) && slot_number == le16_to_cpu(boot_device-> | |
345 | SlotNumber)) ? 1 : 0; | |
346 | } | |
347 | ||
348 | /** | |
349 | * _scsih_is_boot_device - search for matching boot device. | |
350 | * @sas_address: sas address | |
351 | * @device_name: device name specified in INDENTIFY fram | |
352 | * @enclosure_logical_id: enclosure logical id | |
353 | * @slot_number: slot number | |
354 | * @form: specifies boot device form | |
355 | * @boot_device: boot device object from bios page 2 | |
356 | * | |
357 | * Returns 1 when there's a match, 0 means no match. | |
358 | */ | |
359 | static int | |
360 | _scsih_is_boot_device(u64 sas_address, u64 device_name, | |
361 | u64 enclosure_logical_id, u16 slot, u8 form, | |
362 | Mpi2BiosPage2BootDevice_t *boot_device) | |
363 | { | |
364 | int rc = 0; | |
365 | ||
366 | switch (form) { | |
367 | case MPI2_BIOSPAGE2_FORM_SAS_WWID: | |
368 | if (!sas_address) | |
369 | break; | |
370 | rc = _scsih_srch_boot_sas_address( | |
371 | sas_address, &boot_device->SasWwid); | |
372 | break; | |
373 | case MPI2_BIOSPAGE2_FORM_ENCLOSURE_SLOT: | |
374 | if (!enclosure_logical_id) | |
375 | break; | |
376 | rc = _scsih_srch_boot_encl_slot( | |
377 | enclosure_logical_id, | |
378 | slot, &boot_device->EnclosureSlot); | |
379 | break; | |
380 | case MPI2_BIOSPAGE2_FORM_DEVICE_NAME: | |
381 | if (!device_name) | |
382 | break; | |
383 | rc = _scsih_srch_boot_device_name( | |
384 | device_name, &boot_device->DeviceName); | |
385 | break; | |
386 | case MPI2_BIOSPAGE2_FORM_NO_DEVICE_SPECIFIED: | |
387 | break; | |
388 | } | |
389 | ||
390 | return rc; | |
391 | } | |
392 | ||
c5e039be KD |
393 | /** |
394 | * _scsih_get_sas_address - set the sas_address for given device handle | |
395 | * @handle: device handle | |
396 | * @sas_address: sas address | |
397 | * | |
398 | * Returns 0 success, non-zero when failure | |
399 | */ | |
400 | static int | |
401 | _scsih_get_sas_address(struct MPT2SAS_ADAPTER *ioc, u16 handle, | |
402 | u64 *sas_address) | |
403 | { | |
404 | Mpi2SasDevicePage0_t sas_device_pg0; | |
405 | Mpi2ConfigReply_t mpi_reply; | |
406 | u32 ioc_status; | |
24f09b59 | 407 | *sas_address = 0; |
c5e039be KD |
408 | |
409 | if (handle <= ioc->sas_hba.num_phys) { | |
410 | *sas_address = ioc->sas_hba.sas_address; | |
411 | return 0; | |
24f09b59 | 412 | } |
c5e039be KD |
413 | |
414 | if ((mpt2sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0, | |
415 | MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) { | |
24f09b59 | 416 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", ioc->name, |
417 | __FILE__, __LINE__, __func__); | |
c5e039be KD |
418 | return -ENXIO; |
419 | } | |
420 | ||
24f09b59 | 421 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK; |
422 | if (ioc_status == MPI2_IOCSTATUS_SUCCESS) { | |
423 | *sas_address = le64_to_cpu(sas_device_pg0.SASAddress); | |
424 | return 0; | |
c5e039be KD |
425 | } |
426 | ||
24f09b59 | 427 | /* we hit this becuase the given parent handle doesn't exist */ |
428 | if (ioc_status == MPI2_IOCSTATUS_CONFIG_INVALID_PAGE) | |
429 | return -ENXIO; | |
430 | /* else error case */ | |
431 | printk(MPT2SAS_ERR_FMT "handle(0x%04x), ioc_status(0x%04x), " | |
432 | "failure at %s:%d/%s()!\n", ioc->name, handle, ioc_status, | |
433 | __FILE__, __LINE__, __func__); | |
434 | return -EIO; | |
c5e039be KD |
435 | } |
436 | ||
635374e7 EM |
437 | /** |
438 | * _scsih_determine_boot_device - determine boot device. | |
439 | * @ioc: per adapter object | |
440 | * @device: either sas_device or raid_device object | |
441 | * @is_raid: [flag] 1 = raid object, 0 = sas object | |
442 | * | |
443 | * Determines whether this device should be first reported device to | |
25985edc | 444 | * to scsi-ml or sas transport, this purpose is for persistent boot device. |
635374e7 EM |
445 | * There are primary, alternate, and current entries in bios page 2. The order |
446 | * priority is primary, alternate, then current. This routine saves | |
447 | * the corresponding device object and is_raid flag in the ioc object. | |
448 | * The saved data to be used later in _scsih_probe_boot_devices(). | |
449 | */ | |
450 | static void | |
451 | _scsih_determine_boot_device(struct MPT2SAS_ADAPTER *ioc, | |
452 | void *device, u8 is_raid) | |
453 | { | |
454 | struct _sas_device *sas_device; | |
455 | struct _raid_device *raid_device; | |
456 | u64 sas_address; | |
457 | u64 device_name; | |
458 | u64 enclosure_logical_id; | |
459 | u16 slot; | |
460 | ||
461 | /* only process this function when driver loads */ | |
921cd802 | 462 | if (!ioc->is_driver_loading) |
463 | return; | |
464 | ||
465 | /* no Bios, return immediately */ | |
466 | if (!ioc->bios_pg3.BiosVersion) | |
635374e7 EM |
467 | return; |
468 | ||
469 | if (!is_raid) { | |
470 | sas_device = device; | |
471 | sas_address = sas_device->sas_address; | |
472 | device_name = sas_device->device_name; | |
473 | enclosure_logical_id = sas_device->enclosure_logical_id; | |
474 | slot = sas_device->slot; | |
475 | } else { | |
476 | raid_device = device; | |
477 | sas_address = raid_device->wwid; | |
478 | device_name = 0; | |
479 | enclosure_logical_id = 0; | |
480 | slot = 0; | |
481 | } | |
482 | ||
483 | if (!ioc->req_boot_device.device) { | |
484 | if (_scsih_is_boot_device(sas_address, device_name, | |
485 | enclosure_logical_id, slot, | |
486 | (ioc->bios_pg2.ReqBootDeviceForm & | |
487 | MPI2_BIOSPAGE2_FORM_MASK), | |
488 | &ioc->bios_pg2.RequestedBootDevice)) { | |
eabb08ad | 489 | dinitprintk(ioc, printk(MPT2SAS_INFO_FMT |
635374e7 EM |
490 | "%s: req_boot_device(0x%016llx)\n", |
491 | ioc->name, __func__, | |
492 | (unsigned long long)sas_address)); | |
493 | ioc->req_boot_device.device = device; | |
494 | ioc->req_boot_device.is_raid = is_raid; | |
495 | } | |
496 | } | |
497 | ||
498 | if (!ioc->req_alt_boot_device.device) { | |
499 | if (_scsih_is_boot_device(sas_address, device_name, | |
500 | enclosure_logical_id, slot, | |
501 | (ioc->bios_pg2.ReqAltBootDeviceForm & | |
502 | MPI2_BIOSPAGE2_FORM_MASK), | |
503 | &ioc->bios_pg2.RequestedAltBootDevice)) { | |
eabb08ad | 504 | dinitprintk(ioc, printk(MPT2SAS_INFO_FMT |
635374e7 EM |
505 | "%s: req_alt_boot_device(0x%016llx)\n", |
506 | ioc->name, __func__, | |
507 | (unsigned long long)sas_address)); | |
508 | ioc->req_alt_boot_device.device = device; | |
509 | ioc->req_alt_boot_device.is_raid = is_raid; | |
510 | } | |
511 | } | |
512 | ||
513 | if (!ioc->current_boot_device.device) { | |
514 | if (_scsih_is_boot_device(sas_address, device_name, | |
515 | enclosure_logical_id, slot, | |
516 | (ioc->bios_pg2.CurrentBootDeviceForm & | |
517 | MPI2_BIOSPAGE2_FORM_MASK), | |
518 | &ioc->bios_pg2.CurrentBootDevice)) { | |
eabb08ad | 519 | dinitprintk(ioc, printk(MPT2SAS_INFO_FMT |
635374e7 EM |
520 | "%s: current_boot_device(0x%016llx)\n", |
521 | ioc->name, __func__, | |
522 | (unsigned long long)sas_address)); | |
523 | ioc->current_boot_device.device = device; | |
524 | ioc->current_boot_device.is_raid = is_raid; | |
525 | } | |
526 | } | |
527 | } | |
528 | ||
529 | /** | |
530 | * mpt2sas_scsih_sas_device_find_by_sas_address - sas device search | |
531 | * @ioc: per adapter object | |
532 | * @sas_address: sas address | |
533 | * Context: Calling function should acquire ioc->sas_device_lock | |
534 | * | |
535 | * This searches for sas_device based on sas_address, then return sas_device | |
536 | * object. | |
537 | */ | |
538 | struct _sas_device * | |
539 | mpt2sas_scsih_sas_device_find_by_sas_address(struct MPT2SAS_ADAPTER *ioc, | |
540 | u64 sas_address) | |
541 | { | |
cd9843f8 | 542 | struct _sas_device *sas_device; |
635374e7 | 543 | |
cd9843f8 KD |
544 | list_for_each_entry(sas_device, &ioc->sas_device_list, list) |
545 | if (sas_device->sas_address == sas_address) | |
546 | return sas_device; | |
547 | ||
548 | list_for_each_entry(sas_device, &ioc->sas_device_init_list, list) | |
549 | if (sas_device->sas_address == sas_address) | |
550 | return sas_device; | |
551 | ||
552 | return NULL; | |
635374e7 EM |
553 | } |
554 | ||
555 | /** | |
556 | * _scsih_sas_device_find_by_handle - sas device search | |
557 | * @ioc: per adapter object | |
558 | * @handle: sas device handle (assigned by firmware) | |
559 | * Context: Calling function should acquire ioc->sas_device_lock | |
560 | * | |
561 | * This searches for sas_device based on sas_address, then return sas_device | |
562 | * object. | |
563 | */ | |
564 | static struct _sas_device * | |
565 | _scsih_sas_device_find_by_handle(struct MPT2SAS_ADAPTER *ioc, u16 handle) | |
566 | { | |
cd9843f8 KD |
567 | struct _sas_device *sas_device; |
568 | ||
569 | list_for_each_entry(sas_device, &ioc->sas_device_list, list) | |
570 | if (sas_device->handle == handle) | |
571 | return sas_device; | |
572 | ||
573 | list_for_each_entry(sas_device, &ioc->sas_device_init_list, list) | |
574 | if (sas_device->handle == handle) | |
575 | return sas_device; | |
635374e7 | 576 | |
cd9843f8 | 577 | return NULL; |
635374e7 EM |
578 | } |
579 | ||
580 | /** | |
581 | * _scsih_sas_device_remove - remove sas_device from list. | |
582 | * @ioc: per adapter object | |
583 | * @sas_device: the sas_device object | |
584 | * Context: This function will acquire ioc->sas_device_lock. | |
585 | * | |
586 | * Removing object and freeing associated memory from the ioc->sas_device_list. | |
587 | */ | |
588 | static void | |
589 | _scsih_sas_device_remove(struct MPT2SAS_ADAPTER *ioc, | |
590 | struct _sas_device *sas_device) | |
591 | { | |
592 | unsigned long flags; | |
593 | ||
980ead31 KD |
594 | if (!sas_device) |
595 | return; | |
596 | ||
635374e7 | 597 | spin_lock_irqsave(&ioc->sas_device_lock, flags); |
09da0b32 | 598 | list_del(&sas_device->list); |
599 | kfree(sas_device); | |
635374e7 EM |
600 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
601 | } | |
602 | ||
09da0b32 | 603 | |
635374e7 EM |
604 | /** |
605 | * _scsih_sas_device_add - insert sas_device to the list. | |
606 | * @ioc: per adapter object | |
607 | * @sas_device: the sas_device object | |
608 | * Context: This function will acquire ioc->sas_device_lock. | |
609 | * | |
610 | * Adding new object to the ioc->sas_device_list. | |
611 | */ | |
612 | static void | |
613 | _scsih_sas_device_add(struct MPT2SAS_ADAPTER *ioc, | |
614 | struct _sas_device *sas_device) | |
615 | { | |
616 | unsigned long flags; | |
635374e7 | 617 | |
eabb08ad | 618 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: handle" |
635374e7 EM |
619 | "(0x%04x), sas_addr(0x%016llx)\n", ioc->name, __func__, |
620 | sas_device->handle, (unsigned long long)sas_device->sas_address)); | |
621 | ||
622 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
623 | list_add_tail(&sas_device->list, &ioc->sas_device_list); | |
624 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
625 | ||
c5e039be | 626 | if (!mpt2sas_transport_port_add(ioc, sas_device->handle, |
35116db9 | 627 | sas_device->sas_address_parent)) { |
635374e7 | 628 | _scsih_sas_device_remove(ioc, sas_device); |
23edb6e7 | 629 | } else if (!sas_device->starget) { |
630 | /* When asyn scanning is enabled, its not possible to remove | |
631 | * devices while scanning is turned on due to an oops in | |
632 | * scsi_sysfs_add_sdev()->add_device()->sysfs_addrm_start() | |
633 | */ | |
bc6d4c3b | 634 | if (!ioc->is_driver_loading) { |
23edb6e7 | 635 | mpt2sas_transport_port_remove(ioc, |
636 | sas_device->sas_address, | |
637 | sas_device->sas_address_parent); | |
bc6d4c3b SR |
638 | _scsih_sas_device_remove(ioc, sas_device); |
639 | } | |
23edb6e7 | 640 | } |
635374e7 EM |
641 | } |
642 | ||
643 | /** | |
644 | * _scsih_sas_device_init_add - insert sas_device to the list. | |
645 | * @ioc: per adapter object | |
646 | * @sas_device: the sas_device object | |
647 | * Context: This function will acquire ioc->sas_device_lock. | |
648 | * | |
649 | * Adding new object at driver load time to the ioc->sas_device_init_list. | |
650 | */ | |
651 | static void | |
652 | _scsih_sas_device_init_add(struct MPT2SAS_ADAPTER *ioc, | |
653 | struct _sas_device *sas_device) | |
654 | { | |
655 | unsigned long flags; | |
656 | ||
eabb08ad | 657 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: handle" |
635374e7 EM |
658 | "(0x%04x), sas_addr(0x%016llx)\n", ioc->name, __func__, |
659 | sas_device->handle, (unsigned long long)sas_device->sas_address)); | |
660 | ||
661 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
662 | list_add_tail(&sas_device->list, &ioc->sas_device_init_list); | |
635374e7 | 663 | _scsih_determine_boot_device(ioc, sas_device, 0); |
09da0b32 | 664 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
635374e7 EM |
665 | } |
666 | ||
635374e7 EM |
667 | /** |
668 | * _scsih_raid_device_find_by_id - raid device search | |
669 | * @ioc: per adapter object | |
670 | * @id: sas device target id | |
671 | * @channel: sas device channel | |
672 | * Context: Calling function should acquire ioc->raid_device_lock | |
673 | * | |
674 | * This searches for raid_device based on target id, then return raid_device | |
675 | * object. | |
676 | */ | |
677 | static struct _raid_device * | |
678 | _scsih_raid_device_find_by_id(struct MPT2SAS_ADAPTER *ioc, int id, int channel) | |
679 | { | |
680 | struct _raid_device *raid_device, *r; | |
681 | ||
682 | r = NULL; | |
683 | list_for_each_entry(raid_device, &ioc->raid_device_list, list) { | |
684 | if (raid_device->id == id && raid_device->channel == channel) { | |
685 | r = raid_device; | |
686 | goto out; | |
687 | } | |
688 | } | |
689 | ||
690 | out: | |
691 | return r; | |
692 | } | |
693 | ||
694 | /** | |
695 | * _scsih_raid_device_find_by_handle - raid device search | |
696 | * @ioc: per adapter object | |
697 | * @handle: sas device handle (assigned by firmware) | |
698 | * Context: Calling function should acquire ioc->raid_device_lock | |
699 | * | |
700 | * This searches for raid_device based on handle, then return raid_device | |
701 | * object. | |
702 | */ | |
703 | static struct _raid_device * | |
704 | _scsih_raid_device_find_by_handle(struct MPT2SAS_ADAPTER *ioc, u16 handle) | |
705 | { | |
706 | struct _raid_device *raid_device, *r; | |
707 | ||
708 | r = NULL; | |
709 | list_for_each_entry(raid_device, &ioc->raid_device_list, list) { | |
710 | if (raid_device->handle != handle) | |
711 | continue; | |
712 | r = raid_device; | |
713 | goto out; | |
714 | } | |
715 | ||
716 | out: | |
717 | return r; | |
718 | } | |
719 | ||
720 | /** | |
721 | * _scsih_raid_device_find_by_wwid - raid device search | |
722 | * @ioc: per adapter object | |
723 | * @handle: sas device handle (assigned by firmware) | |
724 | * Context: Calling function should acquire ioc->raid_device_lock | |
725 | * | |
726 | * This searches for raid_device based on wwid, then return raid_device | |
727 | * object. | |
728 | */ | |
729 | static struct _raid_device * | |
730 | _scsih_raid_device_find_by_wwid(struct MPT2SAS_ADAPTER *ioc, u64 wwid) | |
731 | { | |
732 | struct _raid_device *raid_device, *r; | |
733 | ||
734 | r = NULL; | |
735 | list_for_each_entry(raid_device, &ioc->raid_device_list, list) { | |
736 | if (raid_device->wwid != wwid) | |
737 | continue; | |
738 | r = raid_device; | |
739 | goto out; | |
740 | } | |
741 | ||
742 | out: | |
743 | return r; | |
744 | } | |
745 | ||
746 | /** | |
747 | * _scsih_raid_device_add - add raid_device object | |
748 | * @ioc: per adapter object | |
749 | * @raid_device: raid_device object | |
750 | * | |
751 | * This is added to the raid_device_list link list. | |
752 | */ | |
753 | static void | |
754 | _scsih_raid_device_add(struct MPT2SAS_ADAPTER *ioc, | |
755 | struct _raid_device *raid_device) | |
756 | { | |
757 | unsigned long flags; | |
758 | ||
eabb08ad | 759 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: handle" |
635374e7 EM |
760 | "(0x%04x), wwid(0x%016llx)\n", ioc->name, __func__, |
761 | raid_device->handle, (unsigned long long)raid_device->wwid)); | |
762 | ||
763 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
764 | list_add_tail(&raid_device->list, &ioc->raid_device_list); | |
765 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
766 | } | |
767 | ||
768 | /** | |
769 | * _scsih_raid_device_remove - delete raid_device object | |
770 | * @ioc: per adapter object | |
771 | * @raid_device: raid_device object | |
772 | * | |
635374e7 EM |
773 | */ |
774 | static void | |
775 | _scsih_raid_device_remove(struct MPT2SAS_ADAPTER *ioc, | |
776 | struct _raid_device *raid_device) | |
777 | { | |
778 | unsigned long flags; | |
779 | ||
780 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
781 | list_del(&raid_device->list); | |
635374e7 EM |
782 | kfree(raid_device); |
783 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
784 | } | |
785 | ||
c5e039be KD |
786 | /** |
787 | * mpt2sas_scsih_expander_find_by_handle - expander device search | |
788 | * @ioc: per adapter object | |
789 | * @handle: expander handle (assigned by firmware) | |
790 | * Context: Calling function should acquire ioc->sas_device_lock | |
791 | * | |
792 | * This searches for expander device based on handle, then returns the | |
793 | * sas_node object. | |
794 | */ | |
795 | struct _sas_node * | |
796 | mpt2sas_scsih_expander_find_by_handle(struct MPT2SAS_ADAPTER *ioc, u16 handle) | |
797 | { | |
798 | struct _sas_node *sas_expander, *r; | |
799 | ||
800 | r = NULL; | |
801 | list_for_each_entry(sas_expander, &ioc->sas_expander_list, list) { | |
802 | if (sas_expander->handle != handle) | |
803 | continue; | |
804 | r = sas_expander; | |
805 | goto out; | |
806 | } | |
807 | out: | |
808 | return r; | |
809 | } | |
810 | ||
635374e7 EM |
811 | /** |
812 | * mpt2sas_scsih_expander_find_by_sas_address - expander device search | |
813 | * @ioc: per adapter object | |
814 | * @sas_address: sas address | |
815 | * Context: Calling function should acquire ioc->sas_node_lock. | |
816 | * | |
817 | * This searches for expander device based on sas_address, then returns the | |
818 | * sas_node object. | |
819 | */ | |
820 | struct _sas_node * | |
821 | mpt2sas_scsih_expander_find_by_sas_address(struct MPT2SAS_ADAPTER *ioc, | |
822 | u64 sas_address) | |
823 | { | |
824 | struct _sas_node *sas_expander, *r; | |
825 | ||
826 | r = NULL; | |
827 | list_for_each_entry(sas_expander, &ioc->sas_expander_list, list) { | |
828 | if (sas_expander->sas_address != sas_address) | |
829 | continue; | |
830 | r = sas_expander; | |
831 | goto out; | |
832 | } | |
833 | out: | |
834 | return r; | |
835 | } | |
836 | ||
837 | /** | |
838 | * _scsih_expander_node_add - insert expander device to the list. | |
839 | * @ioc: per adapter object | |
840 | * @sas_expander: the sas_device object | |
841 | * Context: This function will acquire ioc->sas_node_lock. | |
842 | * | |
843 | * Adding new object to the ioc->sas_expander_list. | |
844 | * | |
845 | * Return nothing. | |
846 | */ | |
847 | static void | |
848 | _scsih_expander_node_add(struct MPT2SAS_ADAPTER *ioc, | |
849 | struct _sas_node *sas_expander) | |
850 | { | |
851 | unsigned long flags; | |
852 | ||
853 | spin_lock_irqsave(&ioc->sas_node_lock, flags); | |
854 | list_add_tail(&sas_expander->list, &ioc->sas_expander_list); | |
855 | spin_unlock_irqrestore(&ioc->sas_node_lock, flags); | |
856 | } | |
857 | ||
858 | /** | |
859 | * _scsih_is_end_device - determines if device is an end device | |
860 | * @device_info: bitfield providing information about the device. | |
861 | * Context: none | |
862 | * | |
863 | * Returns 1 if end device. | |
864 | */ | |
865 | static int | |
866 | _scsih_is_end_device(u32 device_info) | |
867 | { | |
868 | if (device_info & MPI2_SAS_DEVICE_INFO_END_DEVICE && | |
869 | ((device_info & MPI2_SAS_DEVICE_INFO_SSP_TARGET) | | |
870 | (device_info & MPI2_SAS_DEVICE_INFO_STP_TARGET) | | |
871 | (device_info & MPI2_SAS_DEVICE_INFO_SATA_DEVICE))) | |
872 | return 1; | |
873 | else | |
874 | return 0; | |
875 | } | |
876 | ||
877 | /** | |
ec07a053 | 878 | * _scsih_scsi_lookup_get - returns scmd entry |
635374e7 EM |
879 | * @ioc: per adapter object |
880 | * @smid: system request message index | |
635374e7 EM |
881 | * |
882 | * Returns the smid stored scmd pointer. | |
883 | */ | |
884 | static struct scsi_cmnd * | |
885 | _scsih_scsi_lookup_get(struct MPT2SAS_ADAPTER *ioc, u16 smid) | |
886 | { | |
595bb0bd | 887 | return ioc->scsi_lookup[smid - 1].scmd; |
635374e7 EM |
888 | } |
889 | ||
ec07a053 KD |
890 | /** |
891 | * _scsih_scsi_lookup_get_clear - returns scmd entry | |
892 | * @ioc: per adapter object | |
893 | * @smid: system request message index | |
894 | * | |
895 | * Returns the smid stored scmd pointer. | |
896 | * Then will derefrence the stored scmd pointer. | |
897 | */ | |
898 | static inline struct scsi_cmnd * | |
899 | _scsih_scsi_lookup_get_clear(struct MPT2SAS_ADAPTER *ioc, u16 smid) | |
900 | { | |
901 | unsigned long flags; | |
902 | struct scsi_cmnd *scmd; | |
903 | ||
904 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); | |
905 | scmd = ioc->scsi_lookup[smid - 1].scmd; | |
906 | ioc->scsi_lookup[smid - 1].scmd = NULL; | |
907 | spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); | |
908 | ||
909 | return scmd; | |
910 | } | |
911 | ||
635374e7 EM |
912 | /** |
913 | * _scsih_scsi_lookup_find_by_scmd - scmd lookup | |
914 | * @ioc: per adapter object | |
915 | * @smid: system request message index | |
916 | * @scmd: pointer to scsi command object | |
917 | * Context: This function will acquire ioc->scsi_lookup_lock. | |
918 | * | |
919 | * This will search for a scmd pointer in the scsi_lookup array, | |
920 | * returning the revelent smid. A returned value of zero means invalid. | |
921 | */ | |
922 | static u16 | |
923 | _scsih_scsi_lookup_find_by_scmd(struct MPT2SAS_ADAPTER *ioc, struct scsi_cmnd | |
924 | *scmd) | |
925 | { | |
926 | u16 smid; | |
927 | unsigned long flags; | |
928 | int i; | |
929 | ||
930 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); | |
931 | smid = 0; | |
595bb0bd | 932 | for (i = 0; i < ioc->scsiio_depth; i++) { |
635374e7 | 933 | if (ioc->scsi_lookup[i].scmd == scmd) { |
595bb0bd | 934 | smid = ioc->scsi_lookup[i].smid; |
635374e7 EM |
935 | goto out; |
936 | } | |
937 | } | |
938 | out: | |
939 | spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); | |
940 | return smid; | |
941 | } | |
942 | ||
943 | /** | |
944 | * _scsih_scsi_lookup_find_by_target - search for matching channel:id | |
945 | * @ioc: per adapter object | |
946 | * @id: target id | |
947 | * @channel: channel | |
948 | * Context: This function will acquire ioc->scsi_lookup_lock. | |
949 | * | |
950 | * This will search for a matching channel:id in the scsi_lookup array, | |
951 | * returning 1 if found. | |
952 | */ | |
953 | static u8 | |
954 | _scsih_scsi_lookup_find_by_target(struct MPT2SAS_ADAPTER *ioc, int id, | |
955 | int channel) | |
956 | { | |
957 | u8 found; | |
958 | unsigned long flags; | |
959 | int i; | |
960 | ||
961 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); | |
962 | found = 0; | |
595bb0bd | 963 | for (i = 0 ; i < ioc->scsiio_depth; i++) { |
635374e7 EM |
964 | if (ioc->scsi_lookup[i].scmd && |
965 | (ioc->scsi_lookup[i].scmd->device->id == id && | |
966 | ioc->scsi_lookup[i].scmd->device->channel == channel)) { | |
967 | found = 1; | |
968 | goto out; | |
969 | } | |
970 | } | |
971 | out: | |
972 | spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); | |
973 | return found; | |
974 | } | |
975 | ||
993e0da7 EM |
976 | /** |
977 | * _scsih_scsi_lookup_find_by_lun - search for matching channel:id:lun | |
978 | * @ioc: per adapter object | |
979 | * @id: target id | |
980 | * @lun: lun number | |
981 | * @channel: channel | |
982 | * Context: This function will acquire ioc->scsi_lookup_lock. | |
983 | * | |
984 | * This will search for a matching channel:id:lun in the scsi_lookup array, | |
985 | * returning 1 if found. | |
986 | */ | |
987 | static u8 | |
988 | _scsih_scsi_lookup_find_by_lun(struct MPT2SAS_ADAPTER *ioc, int id, | |
989 | unsigned int lun, int channel) | |
990 | { | |
991 | u8 found; | |
992 | unsigned long flags; | |
993 | int i; | |
994 | ||
995 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); | |
996 | found = 0; | |
595bb0bd | 997 | for (i = 0 ; i < ioc->scsiio_depth; i++) { |
993e0da7 EM |
998 | if (ioc->scsi_lookup[i].scmd && |
999 | (ioc->scsi_lookup[i].scmd->device->id == id && | |
1000 | ioc->scsi_lookup[i].scmd->device->channel == channel && | |
1001 | ioc->scsi_lookup[i].scmd->device->lun == lun)) { | |
1002 | found = 1; | |
1003 | goto out; | |
1004 | } | |
1005 | } | |
1006 | out: | |
1007 | spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); | |
1008 | return found; | |
1009 | } | |
1010 | ||
635374e7 | 1011 | /** |
35f805b5 | 1012 | * _scsih_get_chain_buffer_tracker - obtain chain tracker |
635374e7 | 1013 | * @ioc: per adapter object |
35f805b5 | 1014 | * @smid: smid associated to an IO request |
635374e7 | 1015 | * |
35f805b5 | 1016 | * Returns chain tracker(from ioc->free_chain_list) |
635374e7 | 1017 | */ |
35f805b5 KD |
1018 | static struct chain_tracker * |
1019 | _scsih_get_chain_buffer_tracker(struct MPT2SAS_ADAPTER *ioc, u16 smid) | |
635374e7 | 1020 | { |
35f805b5 KD |
1021 | struct chain_tracker *chain_req; |
1022 | unsigned long flags; | |
635374e7 | 1023 | |
35f805b5 KD |
1024 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); |
1025 | if (list_empty(&ioc->free_chain_list)) { | |
1026 | spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); | |
aff132d9 | 1027 | dfailprintk(ioc, printk(MPT2SAS_WARN_FMT "chain buffers not " |
1028 | "available\n", ioc->name)); | |
35f805b5 KD |
1029 | return NULL; |
1030 | } | |
1031 | chain_req = list_entry(ioc->free_chain_list.next, | |
1032 | struct chain_tracker, tracker_list); | |
1033 | list_del_init(&chain_req->tracker_list); | |
1034 | list_add_tail(&chain_req->tracker_list, | |
1035 | &ioc->scsi_lookup[smid - 1].chain_list); | |
1036 | spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); | |
1037 | return chain_req; | |
635374e7 EM |
1038 | } |
1039 | ||
1040 | /** | |
1041 | * _scsih_build_scatter_gather - main sg creation routine | |
1042 | * @ioc: per adapter object | |
1043 | * @scmd: scsi command | |
1044 | * @smid: system request message index | |
1045 | * Context: none. | |
1046 | * | |
1047 | * The main routine that builds scatter gather table from a given | |
1048 | * scsi request sent via the .queuecommand main handler. | |
1049 | * | |
1050 | * Returns 0 success, anything else error | |
1051 | */ | |
1052 | static int | |
1053 | _scsih_build_scatter_gather(struct MPT2SAS_ADAPTER *ioc, | |
1054 | struct scsi_cmnd *scmd, u16 smid) | |
1055 | { | |
1056 | Mpi2SCSIIORequest_t *mpi_request; | |
1057 | dma_addr_t chain_dma; | |
1058 | struct scatterlist *sg_scmd; | |
1059 | void *sg_local, *chain; | |
1060 | u32 chain_offset; | |
1061 | u32 chain_length; | |
1062 | u32 chain_flags; | |
bb789d01 | 1063 | int sges_left; |
635374e7 EM |
1064 | u32 sges_in_segment; |
1065 | u32 sgl_flags; | |
1066 | u32 sgl_flags_last_element; | |
1067 | u32 sgl_flags_end_buffer; | |
35f805b5 | 1068 | struct chain_tracker *chain_req; |
635374e7 EM |
1069 | |
1070 | mpi_request = mpt2sas_base_get_msg_frame(ioc, smid); | |
1071 | ||
1072 | /* init scatter gather flags */ | |
1073 | sgl_flags = MPI2_SGE_FLAGS_SIMPLE_ELEMENT; | |
1074 | if (scmd->sc_data_direction == DMA_TO_DEVICE) | |
1075 | sgl_flags |= MPI2_SGE_FLAGS_HOST_TO_IOC; | |
1076 | sgl_flags_last_element = (sgl_flags | MPI2_SGE_FLAGS_LAST_ELEMENT) | |
1077 | << MPI2_SGE_FLAGS_SHIFT; | |
1078 | sgl_flags_end_buffer = (sgl_flags | MPI2_SGE_FLAGS_LAST_ELEMENT | | |
1079 | MPI2_SGE_FLAGS_END_OF_BUFFER | MPI2_SGE_FLAGS_END_OF_LIST) | |
1080 | << MPI2_SGE_FLAGS_SHIFT; | |
1081 | sgl_flags = sgl_flags << MPI2_SGE_FLAGS_SHIFT; | |
1082 | ||
1083 | sg_scmd = scsi_sglist(scmd); | |
1084 | sges_left = scsi_dma_map(scmd); | |
bb789d01 | 1085 | if (sges_left < 0) { |
635374e7 EM |
1086 | sdev_printk(KERN_ERR, scmd->device, "pci_map_sg" |
1087 | " failed: request for %d bytes!\n", scsi_bufflen(scmd)); | |
1088 | return -ENOMEM; | |
1089 | } | |
1090 | ||
1091 | sg_local = &mpi_request->SGL; | |
1092 | sges_in_segment = ioc->max_sges_in_main_message; | |
1093 | if (sges_left <= sges_in_segment) | |
1094 | goto fill_in_last_segment; | |
1095 | ||
1096 | mpi_request->ChainOffset = (offsetof(Mpi2SCSIIORequest_t, SGL) + | |
1097 | (sges_in_segment * ioc->sge_size))/4; | |
1098 | ||
1099 | /* fill in main message segment when there is a chain following */ | |
1100 | while (sges_in_segment) { | |
1101 | if (sges_in_segment == 1) | |
1102 | ioc->base_add_sg_single(sg_local, | |
1103 | sgl_flags_last_element | sg_dma_len(sg_scmd), | |
1104 | sg_dma_address(sg_scmd)); | |
1105 | else | |
1106 | ioc->base_add_sg_single(sg_local, sgl_flags | | |
1107 | sg_dma_len(sg_scmd), sg_dma_address(sg_scmd)); | |
1108 | sg_scmd = sg_next(sg_scmd); | |
1109 | sg_local += ioc->sge_size; | |
1110 | sges_left--; | |
1111 | sges_in_segment--; | |
1112 | } | |
1113 | ||
1114 | /* initializing the chain flags and pointers */ | |
1115 | chain_flags = MPI2_SGE_FLAGS_CHAIN_ELEMENT << MPI2_SGE_FLAGS_SHIFT; | |
35f805b5 KD |
1116 | chain_req = _scsih_get_chain_buffer_tracker(ioc, smid); |
1117 | if (!chain_req) | |
1118 | return -1; | |
1119 | chain = chain_req->chain_buffer; | |
1120 | chain_dma = chain_req->chain_buffer_dma; | |
635374e7 EM |
1121 | do { |
1122 | sges_in_segment = (sges_left <= | |
1123 | ioc->max_sges_in_chain_message) ? sges_left : | |
1124 | ioc->max_sges_in_chain_message; | |
1125 | chain_offset = (sges_left == sges_in_segment) ? | |
1126 | 0 : (sges_in_segment * ioc->sge_size)/4; | |
1127 | chain_length = sges_in_segment * ioc->sge_size; | |
1128 | if (chain_offset) { | |
1129 | chain_offset = chain_offset << | |
1130 | MPI2_SGE_CHAIN_OFFSET_SHIFT; | |
1131 | chain_length += ioc->sge_size; | |
1132 | } | |
1133 | ioc->base_add_sg_single(sg_local, chain_flags | chain_offset | | |
1134 | chain_length, chain_dma); | |
1135 | sg_local = chain; | |
1136 | if (!chain_offset) | |
1137 | goto fill_in_last_segment; | |
1138 | ||
1139 | /* fill in chain segments */ | |
1140 | while (sges_in_segment) { | |
1141 | if (sges_in_segment == 1) | |
1142 | ioc->base_add_sg_single(sg_local, | |
1143 | sgl_flags_last_element | | |
1144 | sg_dma_len(sg_scmd), | |
1145 | sg_dma_address(sg_scmd)); | |
1146 | else | |
1147 | ioc->base_add_sg_single(sg_local, sgl_flags | | |
1148 | sg_dma_len(sg_scmd), | |
1149 | sg_dma_address(sg_scmd)); | |
1150 | sg_scmd = sg_next(sg_scmd); | |
1151 | sg_local += ioc->sge_size; | |
1152 | sges_left--; | |
1153 | sges_in_segment--; | |
1154 | } | |
1155 | ||
35f805b5 KD |
1156 | chain_req = _scsih_get_chain_buffer_tracker(ioc, smid); |
1157 | if (!chain_req) | |
1158 | return -1; | |
1159 | chain = chain_req->chain_buffer; | |
1160 | chain_dma = chain_req->chain_buffer_dma; | |
635374e7 EM |
1161 | } while (1); |
1162 | ||
1163 | ||
1164 | fill_in_last_segment: | |
1165 | ||
1166 | /* fill the last segment */ | |
1167 | while (sges_left) { | |
1168 | if (sges_left == 1) | |
1169 | ioc->base_add_sg_single(sg_local, sgl_flags_end_buffer | | |
1170 | sg_dma_len(sg_scmd), sg_dma_address(sg_scmd)); | |
1171 | else | |
1172 | ioc->base_add_sg_single(sg_local, sgl_flags | | |
1173 | sg_dma_len(sg_scmd), sg_dma_address(sg_scmd)); | |
1174 | sg_scmd = sg_next(sg_scmd); | |
1175 | sg_local += ioc->sge_size; | |
1176 | sges_left--; | |
1177 | } | |
1178 | ||
1179 | return 0; | |
1180 | } | |
1181 | ||
1182 | /** | |
286c9408 | 1183 | * _scsih_change_queue_depth - setting device queue depth |
635374e7 EM |
1184 | * @sdev: scsi device struct |
1185 | * @qdepth: requested queue depth | |
1186 | * | |
286c9408 | 1187 | * Returns queue depth. |
635374e7 | 1188 | */ |
286c9408 CH |
1189 | static int |
1190 | _scsih_change_queue_depth(struct scsi_device *sdev, int qdepth) | |
635374e7 EM |
1191 | { |
1192 | struct Scsi_Host *shost = sdev->host; | |
1193 | int max_depth; | |
e0077d60 KD |
1194 | struct MPT2SAS_ADAPTER *ioc = shost_priv(shost); |
1195 | struct MPT2SAS_DEVICE *sas_device_priv_data; | |
1196 | struct MPT2SAS_TARGET *sas_target_priv_data; | |
1197 | struct _sas_device *sas_device; | |
1198 | unsigned long flags; | |
635374e7 EM |
1199 | |
1200 | max_depth = shost->can_queue; | |
e0077d60 KD |
1201 | |
1202 | /* limit max device queue for SATA to 32 */ | |
1203 | sas_device_priv_data = sdev->hostdata; | |
1204 | if (!sas_device_priv_data) | |
1205 | goto not_sata; | |
1206 | sas_target_priv_data = sas_device_priv_data->sas_target; | |
1207 | if (!sas_target_priv_data) | |
1208 | goto not_sata; | |
1209 | if ((sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME)) | |
1210 | goto not_sata; | |
1211 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
1212 | sas_device = mpt2sas_scsih_sas_device_find_by_sas_address(ioc, | |
1213 | sas_device_priv_data->sas_target->sas_address); | |
e0077d60 KD |
1214 | if (sas_device && sas_device->device_info & |
1215 | MPI2_SAS_DEVICE_INFO_SATA_DEVICE) | |
1216 | max_depth = MPT2SAS_SATA_QUEUE_DEPTH; | |
09da0b32 | 1217 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
e0077d60 KD |
1218 | |
1219 | not_sata: | |
635374e7 EM |
1220 | if (!sdev->tagged_supported) |
1221 | max_depth = 1; | |
1222 | if (qdepth > max_depth) | |
1223 | qdepth = max_depth; | |
286c9408 | 1224 | return scsi_change_queue_depth(sdev, qdepth); |
635374e7 EM |
1225 | } |
1226 | ||
635374e7 | 1227 | /** |
d5d135b3 | 1228 | * _scsih_target_alloc - target add routine |
635374e7 EM |
1229 | * @starget: scsi target struct |
1230 | * | |
1231 | * Returns 0 if ok. Any other return is assumed to be an error and | |
1232 | * the device is ignored. | |
1233 | */ | |
1234 | static int | |
d5d135b3 | 1235 | _scsih_target_alloc(struct scsi_target *starget) |
635374e7 EM |
1236 | { |
1237 | struct Scsi_Host *shost = dev_to_shost(&starget->dev); | |
1238 | struct MPT2SAS_ADAPTER *ioc = shost_priv(shost); | |
1239 | struct MPT2SAS_TARGET *sas_target_priv_data; | |
1240 | struct _sas_device *sas_device; | |
1241 | struct _raid_device *raid_device; | |
1242 | unsigned long flags; | |
1243 | struct sas_rphy *rphy; | |
1244 | ||
feafe7c5 JL |
1245 | sas_target_priv_data = kzalloc(sizeof(*sas_target_priv_data), |
1246 | GFP_KERNEL); | |
635374e7 EM |
1247 | if (!sas_target_priv_data) |
1248 | return -ENOMEM; | |
1249 | ||
1250 | starget->hostdata = sas_target_priv_data; | |
1251 | sas_target_priv_data->starget = starget; | |
1252 | sas_target_priv_data->handle = MPT2SAS_INVALID_DEVICE_HANDLE; | |
1253 | ||
1254 | /* RAID volumes */ | |
1255 | if (starget->channel == RAID_CHANNEL) { | |
1256 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
1257 | raid_device = _scsih_raid_device_find_by_id(ioc, starget->id, | |
1258 | starget->channel); | |
1259 | if (raid_device) { | |
1260 | sas_target_priv_data->handle = raid_device->handle; | |
1261 | sas_target_priv_data->sas_address = raid_device->wwid; | |
1262 | sas_target_priv_data->flags |= MPT_TARGET_FLAGS_VOLUME; | |
09da0b32 | 1263 | if (ioc->is_warpdrive) |
1264 | sas_target_priv_data->raid_device = raid_device; | |
635374e7 EM |
1265 | raid_device->starget = starget; |
1266 | } | |
1267 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
1268 | return 0; | |
1269 | } | |
1270 | ||
1271 | /* sas/sata devices */ | |
1272 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
1273 | rphy = dev_to_rphy(starget->dev.parent); | |
1274 | sas_device = mpt2sas_scsih_sas_device_find_by_sas_address(ioc, | |
1275 | rphy->identify.sas_address); | |
1276 | ||
1277 | if (sas_device) { | |
1278 | sas_target_priv_data->handle = sas_device->handle; | |
1279 | sas_target_priv_data->sas_address = sas_device->sas_address; | |
1280 | sas_device->starget = starget; | |
1281 | sas_device->id = starget->id; | |
1282 | sas_device->channel = starget->channel; | |
f3eedd69 | 1283 | if (test_bit(sas_device->handle, ioc->pd_handles)) |
635374e7 EM |
1284 | sas_target_priv_data->flags |= |
1285 | MPT_TARGET_FLAGS_RAID_COMPONENT; | |
1286 | } | |
1287 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
1288 | ||
1289 | return 0; | |
1290 | } | |
1291 | ||
1292 | /** | |
d5d135b3 | 1293 | * _scsih_target_destroy - target destroy routine |
635374e7 EM |
1294 | * @starget: scsi target struct |
1295 | * | |
1296 | * Returns nothing. | |
1297 | */ | |
1298 | static void | |
d5d135b3 | 1299 | _scsih_target_destroy(struct scsi_target *starget) |
635374e7 EM |
1300 | { |
1301 | struct Scsi_Host *shost = dev_to_shost(&starget->dev); | |
1302 | struct MPT2SAS_ADAPTER *ioc = shost_priv(shost); | |
1303 | struct MPT2SAS_TARGET *sas_target_priv_data; | |
1304 | struct _sas_device *sas_device; | |
1305 | struct _raid_device *raid_device; | |
1306 | unsigned long flags; | |
1307 | struct sas_rphy *rphy; | |
1308 | ||
1309 | sas_target_priv_data = starget->hostdata; | |
1310 | if (!sas_target_priv_data) | |
1311 | return; | |
1312 | ||
1313 | if (starget->channel == RAID_CHANNEL) { | |
1314 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
1315 | raid_device = _scsih_raid_device_find_by_id(ioc, starget->id, | |
1316 | starget->channel); | |
1317 | if (raid_device) { | |
1318 | raid_device->starget = NULL; | |
1319 | raid_device->sdev = NULL; | |
1320 | } | |
1321 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
1322 | goto out; | |
1323 | } | |
1324 | ||
1325 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
1326 | rphy = dev_to_rphy(starget->dev.parent); | |
1327 | sas_device = mpt2sas_scsih_sas_device_find_by_sas_address(ioc, | |
1328 | rphy->identify.sas_address); | |
8901cbb4 EM |
1329 | if (sas_device && (sas_device->starget == starget) && |
1330 | (sas_device->id == starget->id) && | |
1331 | (sas_device->channel == starget->channel)) | |
635374e7 EM |
1332 | sas_device->starget = NULL; |
1333 | ||
1334 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
1335 | ||
1336 | out: | |
1337 | kfree(sas_target_priv_data); | |
1338 | starget->hostdata = NULL; | |
1339 | } | |
1340 | ||
1341 | /** | |
d5d135b3 | 1342 | * _scsih_slave_alloc - device add routine |
635374e7 EM |
1343 | * @sdev: scsi device struct |
1344 | * | |
1345 | * Returns 0 if ok. Any other return is assumed to be an error and | |
1346 | * the device is ignored. | |
1347 | */ | |
1348 | static int | |
d5d135b3 | 1349 | _scsih_slave_alloc(struct scsi_device *sdev) |
635374e7 EM |
1350 | { |
1351 | struct Scsi_Host *shost; | |
1352 | struct MPT2SAS_ADAPTER *ioc; | |
1353 | struct MPT2SAS_TARGET *sas_target_priv_data; | |
1354 | struct MPT2SAS_DEVICE *sas_device_priv_data; | |
1355 | struct scsi_target *starget; | |
1356 | struct _raid_device *raid_device; | |
63e359d4 | 1357 | struct _sas_device *sas_device; |
635374e7 EM |
1358 | unsigned long flags; |
1359 | ||
feafe7c5 JL |
1360 | sas_device_priv_data = kzalloc(sizeof(*sas_device_priv_data), |
1361 | GFP_KERNEL); | |
635374e7 EM |
1362 | if (!sas_device_priv_data) |
1363 | return -ENOMEM; | |
1364 | ||
1365 | sas_device_priv_data->lun = sdev->lun; | |
1366 | sas_device_priv_data->flags = MPT_DEVICE_FLAGS_INIT; | |
1367 | ||
1368 | starget = scsi_target(sdev); | |
1369 | sas_target_priv_data = starget->hostdata; | |
1370 | sas_target_priv_data->num_luns++; | |
1371 | sas_device_priv_data->sas_target = sas_target_priv_data; | |
1372 | sdev->hostdata = sas_device_priv_data; | |
1373 | if ((sas_target_priv_data->flags & MPT_TARGET_FLAGS_RAID_COMPONENT)) | |
1374 | sdev->no_uld_attach = 1; | |
1375 | ||
1376 | shost = dev_to_shost(&starget->dev); | |
1377 | ioc = shost_priv(shost); | |
1378 | if (starget->channel == RAID_CHANNEL) { | |
1379 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
1380 | raid_device = _scsih_raid_device_find_by_id(ioc, | |
1381 | starget->id, starget->channel); | |
1382 | if (raid_device) | |
1383 | raid_device->sdev = sdev; /* raid is single lun */ | |
1384 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
635374e7 EM |
1385 | } |
1386 | ||
63e359d4 SR |
1387 | if (!(sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME)) { |
1388 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
1389 | sas_device = mpt2sas_scsih_sas_device_find_by_sas_address(ioc, | |
1390 | sas_target_priv_data->sas_address); | |
1391 | if (sas_device && (sas_device->starget == NULL)) { | |
1392 | sdev_printk(KERN_INFO, sdev, | |
1393 | "%s : sas_device->starget set to starget @ %d\n", | |
1394 | __func__, __LINE__); | |
1395 | sas_device->starget = starget; | |
1396 | } | |
1397 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
1398 | } | |
1399 | ||
635374e7 EM |
1400 | return 0; |
1401 | } | |
1402 | ||
1403 | /** | |
d5d135b3 | 1404 | * _scsih_slave_destroy - device destroy routine |
635374e7 EM |
1405 | * @sdev: scsi device struct |
1406 | * | |
1407 | * Returns nothing. | |
1408 | */ | |
1409 | static void | |
d5d135b3 | 1410 | _scsih_slave_destroy(struct scsi_device *sdev) |
635374e7 EM |
1411 | { |
1412 | struct MPT2SAS_TARGET *sas_target_priv_data; | |
1413 | struct scsi_target *starget; | |
35116db9 | 1414 | struct Scsi_Host *shost; |
1415 | struct MPT2SAS_ADAPTER *ioc; | |
1416 | struct _sas_device *sas_device; | |
1417 | unsigned long flags; | |
635374e7 EM |
1418 | |
1419 | if (!sdev->hostdata) | |
1420 | return; | |
1421 | ||
1422 | starget = scsi_target(sdev); | |
1423 | sas_target_priv_data = starget->hostdata; | |
1424 | sas_target_priv_data->num_luns--; | |
35116db9 | 1425 | |
1426 | shost = dev_to_shost(&starget->dev); | |
1427 | ioc = shost_priv(shost); | |
1428 | ||
1429 | if (!(sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME)) { | |
1430 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
1431 | sas_device = mpt2sas_scsih_sas_device_find_by_sas_address(ioc, | |
1432 | sas_target_priv_data->sas_address); | |
23edb6e7 | 1433 | if (sas_device && !sas_target_priv_data->num_luns) |
35116db9 | 1434 | sas_device->starget = NULL; |
1435 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
1436 | } | |
1437 | ||
635374e7 EM |
1438 | kfree(sdev->hostdata); |
1439 | sdev->hostdata = NULL; | |
1440 | } | |
1441 | ||
1442 | /** | |
d5d135b3 | 1443 | * _scsih_display_sata_capabilities - sata capabilities |
635374e7 | 1444 | * @ioc: per adapter object |
09da0b32 | 1445 | * @handle: device handle |
635374e7 EM |
1446 | * @sdev: scsi device struct |
1447 | */ | |
1448 | static void | |
d5d135b3 | 1449 | _scsih_display_sata_capabilities(struct MPT2SAS_ADAPTER *ioc, |
09da0b32 | 1450 | u16 handle, struct scsi_device *sdev) |
635374e7 EM |
1451 | { |
1452 | Mpi2ConfigReply_t mpi_reply; | |
1453 | Mpi2SasDevicePage0_t sas_device_pg0; | |
1454 | u32 ioc_status; | |
1455 | u16 flags; | |
1456 | u32 device_info; | |
1457 | ||
1458 | if ((mpt2sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0, | |
09da0b32 | 1459 | MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) { |
635374e7 EM |
1460 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", |
1461 | ioc->name, __FILE__, __LINE__, __func__); | |
1462 | return; | |
1463 | } | |
1464 | ||
1465 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
1466 | MPI2_IOCSTATUS_MASK; | |
1467 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { | |
1468 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
1469 | ioc->name, __FILE__, __LINE__, __func__); | |
1470 | return; | |
1471 | } | |
1472 | ||
1473 | flags = le16_to_cpu(sas_device_pg0.Flags); | |
e94f6747 | 1474 | device_info = le32_to_cpu(sas_device_pg0.DeviceInfo); |
635374e7 EM |
1475 | |
1476 | sdev_printk(KERN_INFO, sdev, | |
1477 | "atapi(%s), ncq(%s), asyn_notify(%s), smart(%s), fua(%s), " | |
1478 | "sw_preserve(%s)\n", | |
1479 | (device_info & MPI2_SAS_DEVICE_INFO_ATAPI_DEVICE) ? "y" : "n", | |
1480 | (flags & MPI2_SAS_DEVICE0_FLAGS_SATA_NCQ_SUPPORTED) ? "y" : "n", | |
1481 | (flags & MPI2_SAS_DEVICE0_FLAGS_SATA_ASYNCHRONOUS_NOTIFY) ? "y" : | |
1482 | "n", | |
1483 | (flags & MPI2_SAS_DEVICE0_FLAGS_SATA_SMART_SUPPORTED) ? "y" : "n", | |
1484 | (flags & MPI2_SAS_DEVICE0_FLAGS_SATA_FUA_SUPPORTED) ? "y" : "n", | |
1485 | (flags & MPI2_SAS_DEVICE0_FLAGS_SATA_SW_PRESERVE) ? "y" : "n"); | |
1486 | } | |
1487 | ||
f7c95ef0 KD |
1488 | /** |
1489 | * _scsih_is_raid - return boolean indicating device is raid volume | |
1490 | * @dev the device struct object | |
1491 | */ | |
1492 | static int | |
1493 | _scsih_is_raid(struct device *dev) | |
1494 | { | |
1495 | struct scsi_device *sdev = to_scsi_device(dev); | |
0bdccdb0 | 1496 | struct MPT2SAS_ADAPTER *ioc = shost_priv(sdev->host); |
f7c95ef0 | 1497 | |
0bdccdb0 KD |
1498 | if (ioc->is_warpdrive) |
1499 | return 0; | |
f7c95ef0 KD |
1500 | return (sdev->channel == RAID_CHANNEL) ? 1 : 0; |
1501 | } | |
1502 | ||
1503 | /** | |
1504 | * _scsih_get_resync - get raid volume resync percent complete | |
1505 | * @dev the device struct object | |
1506 | */ | |
1507 | static void | |
1508 | _scsih_get_resync(struct device *dev) | |
1509 | { | |
1510 | struct scsi_device *sdev = to_scsi_device(dev); | |
1511 | struct MPT2SAS_ADAPTER *ioc = shost_priv(sdev->host); | |
1512 | static struct _raid_device *raid_device; | |
1513 | unsigned long flags; | |
1514 | Mpi2RaidVolPage0_t vol_pg0; | |
1515 | Mpi2ConfigReply_t mpi_reply; | |
1516 | u32 volume_status_flags; | |
09da0b32 | 1517 | u8 percent_complete; |
1518 | u16 handle; | |
1519 | ||
1520 | percent_complete = 0; | |
1521 | handle = 0; | |
1522 | if (ioc->is_warpdrive) | |
1523 | goto out; | |
f7c95ef0 KD |
1524 | |
1525 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
1526 | raid_device = _scsih_raid_device_find_by_id(ioc, sdev->id, | |
1527 | sdev->channel); | |
09da0b32 | 1528 | if (raid_device) { |
1529 | handle = raid_device->handle; | |
1530 | percent_complete = raid_device->percent_complete; | |
1531 | } | |
f7c95ef0 KD |
1532 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); |
1533 | ||
09da0b32 | 1534 | if (!handle) |
f7c95ef0 KD |
1535 | goto out; |
1536 | ||
1537 | if (mpt2sas_config_get_raid_volume_pg0(ioc, &mpi_reply, &vol_pg0, | |
09da0b32 | 1538 | MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, handle, |
f7c95ef0 KD |
1539 | sizeof(Mpi2RaidVolPage0_t))) { |
1540 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
1541 | ioc->name, __FILE__, __LINE__, __func__); | |
09da0b32 | 1542 | percent_complete = 0; |
f7c95ef0 KD |
1543 | goto out; |
1544 | } | |
1545 | ||
1546 | volume_status_flags = le32_to_cpu(vol_pg0.VolumeStatusFlags); | |
09da0b32 | 1547 | if (!(volume_status_flags & |
1548 | MPI2_RAIDVOL0_STATUS_FLAG_RESYNC_IN_PROGRESS)) | |
1549 | percent_complete = 0; | |
1550 | ||
f7c95ef0 KD |
1551 | out: |
1552 | raid_set_resync(mpt2sas_raid_template, dev, percent_complete); | |
1553 | } | |
1554 | ||
1555 | /** | |
1556 | * _scsih_get_state - get raid volume level | |
1557 | * @dev the device struct object | |
1558 | */ | |
1559 | static void | |
1560 | _scsih_get_state(struct device *dev) | |
1561 | { | |
1562 | struct scsi_device *sdev = to_scsi_device(dev); | |
1563 | struct MPT2SAS_ADAPTER *ioc = shost_priv(sdev->host); | |
1564 | static struct _raid_device *raid_device; | |
1565 | unsigned long flags; | |
1566 | Mpi2RaidVolPage0_t vol_pg0; | |
1567 | Mpi2ConfigReply_t mpi_reply; | |
1568 | u32 volstate; | |
1569 | enum raid_state state = RAID_STATE_UNKNOWN; | |
09da0b32 | 1570 | u16 handle = 0; |
f7c95ef0 KD |
1571 | |
1572 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
1573 | raid_device = _scsih_raid_device_find_by_id(ioc, sdev->id, | |
1574 | sdev->channel); | |
09da0b32 | 1575 | if (raid_device) |
1576 | handle = raid_device->handle; | |
f7c95ef0 KD |
1577 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); |
1578 | ||
1579 | if (!raid_device) | |
1580 | goto out; | |
1581 | ||
1582 | if (mpt2sas_config_get_raid_volume_pg0(ioc, &mpi_reply, &vol_pg0, | |
09da0b32 | 1583 | MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, handle, |
f7c95ef0 KD |
1584 | sizeof(Mpi2RaidVolPage0_t))) { |
1585 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
1586 | ioc->name, __FILE__, __LINE__, __func__); | |
1587 | goto out; | |
1588 | } | |
1589 | ||
1590 | volstate = le32_to_cpu(vol_pg0.VolumeStatusFlags); | |
1591 | if (volstate & MPI2_RAIDVOL0_STATUS_FLAG_RESYNC_IN_PROGRESS) { | |
1592 | state = RAID_STATE_RESYNCING; | |
1593 | goto out; | |
1594 | } | |
1595 | ||
1596 | switch (vol_pg0.VolumeState) { | |
1597 | case MPI2_RAID_VOL_STATE_OPTIMAL: | |
1598 | case MPI2_RAID_VOL_STATE_ONLINE: | |
1599 | state = RAID_STATE_ACTIVE; | |
1600 | break; | |
1601 | case MPI2_RAID_VOL_STATE_DEGRADED: | |
1602 | state = RAID_STATE_DEGRADED; | |
1603 | break; | |
1604 | case MPI2_RAID_VOL_STATE_FAILED: | |
1605 | case MPI2_RAID_VOL_STATE_MISSING: | |
1606 | state = RAID_STATE_OFFLINE; | |
1607 | break; | |
1608 | } | |
1609 | out: | |
1610 | raid_set_state(mpt2sas_raid_template, dev, state); | |
1611 | } | |
1612 | ||
1613 | /** | |
1614 | * _scsih_set_level - set raid level | |
1615 | * @sdev: scsi device struct | |
09da0b32 | 1616 | * @volume_type: volume type |
f7c95ef0 KD |
1617 | */ |
1618 | static void | |
09da0b32 | 1619 | _scsih_set_level(struct scsi_device *sdev, u8 volume_type) |
f7c95ef0 KD |
1620 | { |
1621 | enum raid_level level = RAID_LEVEL_UNKNOWN; | |
1622 | ||
09da0b32 | 1623 | switch (volume_type) { |
f7c95ef0 KD |
1624 | case MPI2_RAID_VOL_TYPE_RAID0: |
1625 | level = RAID_LEVEL_0; | |
1626 | break; | |
1627 | case MPI2_RAID_VOL_TYPE_RAID10: | |
1628 | level = RAID_LEVEL_10; | |
1629 | break; | |
1630 | case MPI2_RAID_VOL_TYPE_RAID1E: | |
1631 | level = RAID_LEVEL_1E; | |
1632 | break; | |
1633 | case MPI2_RAID_VOL_TYPE_RAID1: | |
1634 | level = RAID_LEVEL_1; | |
1635 | break; | |
1636 | } | |
1637 | ||
1638 | raid_set_level(mpt2sas_raid_template, &sdev->sdev_gendev, level); | |
1639 | } | |
1640 | ||
635374e7 EM |
1641 | /** |
1642 | * _scsih_get_volume_capabilities - volume capabilities | |
1643 | * @ioc: per adapter object | |
1644 | * @sas_device: the raid_device object | |
6faace2a | 1645 | * |
1646 | * Returns 0 for success, else 1 | |
635374e7 | 1647 | */ |
6faace2a | 1648 | static int |
635374e7 EM |
1649 | _scsih_get_volume_capabilities(struct MPT2SAS_ADAPTER *ioc, |
1650 | struct _raid_device *raid_device) | |
1651 | { | |
1652 | Mpi2RaidVolPage0_t *vol_pg0; | |
1653 | Mpi2RaidPhysDiskPage0_t pd_pg0; | |
1654 | Mpi2SasDevicePage0_t sas_device_pg0; | |
1655 | Mpi2ConfigReply_t mpi_reply; | |
1656 | u16 sz; | |
1657 | u8 num_pds; | |
1658 | ||
1659 | if ((mpt2sas_config_get_number_pds(ioc, raid_device->handle, | |
1660 | &num_pds)) || !num_pds) { | |
6faace2a | 1661 | dfailprintk(ioc, printk(MPT2SAS_WARN_FMT |
1662 | "failure at %s:%d/%s()!\n", ioc->name, __FILE__, __LINE__, | |
1663 | __func__)); | |
1664 | return 1; | |
635374e7 EM |
1665 | } |
1666 | ||
1667 | raid_device->num_pds = num_pds; | |
1668 | sz = offsetof(Mpi2RaidVolPage0_t, PhysDisk) + (num_pds * | |
1669 | sizeof(Mpi2RaidVol0PhysDisk_t)); | |
1670 | vol_pg0 = kzalloc(sz, GFP_KERNEL); | |
1671 | if (!vol_pg0) { | |
6faace2a | 1672 | dfailprintk(ioc, printk(MPT2SAS_WARN_FMT |
1673 | "failure at %s:%d/%s()!\n", ioc->name, __FILE__, __LINE__, | |
1674 | __func__)); | |
1675 | return 1; | |
635374e7 EM |
1676 | } |
1677 | ||
1678 | if ((mpt2sas_config_get_raid_volume_pg0(ioc, &mpi_reply, vol_pg0, | |
1679 | MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, raid_device->handle, sz))) { | |
6faace2a | 1680 | dfailprintk(ioc, printk(MPT2SAS_WARN_FMT |
1681 | "failure at %s:%d/%s()!\n", ioc->name, __FILE__, __LINE__, | |
1682 | __func__)); | |
635374e7 | 1683 | kfree(vol_pg0); |
6faace2a | 1684 | return 1; |
635374e7 EM |
1685 | } |
1686 | ||
1687 | raid_device->volume_type = vol_pg0->VolumeType; | |
1688 | ||
1689 | /* figure out what the underlying devices are by | |
1690 | * obtaining the device_info bits for the 1st device | |
1691 | */ | |
1692 | if (!(mpt2sas_config_get_phys_disk_pg0(ioc, &mpi_reply, | |
1693 | &pd_pg0, MPI2_PHYSDISK_PGAD_FORM_PHYSDISKNUM, | |
1694 | vol_pg0->PhysDisk[0].PhysDiskNum))) { | |
1695 | if (!(mpt2sas_config_get_sas_device_pg0(ioc, &mpi_reply, | |
1696 | &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, | |
1697 | le16_to_cpu(pd_pg0.DevHandle)))) { | |
1698 | raid_device->device_info = | |
1699 | le32_to_cpu(sas_device_pg0.DeviceInfo); | |
1700 | } | |
1701 | } | |
1702 | ||
1703 | kfree(vol_pg0); | |
6faace2a | 1704 | return 0; |
635374e7 | 1705 | } |
0bdccdb0 KD |
1706 | /** |
1707 | * _scsih_disable_ddio - Disable direct I/O for all the volumes | |
1708 | * @ioc: per adapter object | |
1709 | */ | |
1710 | static void | |
1711 | _scsih_disable_ddio(struct MPT2SAS_ADAPTER *ioc) | |
1712 | { | |
1713 | Mpi2RaidVolPage1_t vol_pg1; | |
1714 | Mpi2ConfigReply_t mpi_reply; | |
1715 | struct _raid_device *raid_device; | |
1716 | u16 handle; | |
1717 | u16 ioc_status; | |
09da0b32 | 1718 | unsigned long flags; |
0bdccdb0 KD |
1719 | |
1720 | handle = 0xFFFF; | |
1721 | while (!(mpt2sas_config_get_raid_volume_pg1(ioc, &mpi_reply, | |
1722 | &vol_pg1, MPI2_RAID_VOLUME_PGAD_FORM_GET_NEXT_HANDLE, handle))) { | |
1723 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
1724 | MPI2_IOCSTATUS_MASK; | |
1725 | if (ioc_status == MPI2_IOCSTATUS_CONFIG_INVALID_PAGE) | |
1726 | break; | |
1727 | handle = le16_to_cpu(vol_pg1.DevHandle); | |
09da0b32 | 1728 | spin_lock_irqsave(&ioc->raid_device_lock, flags); |
0bdccdb0 KD |
1729 | raid_device = _scsih_raid_device_find_by_handle(ioc, handle); |
1730 | if (raid_device) | |
1731 | raid_device->direct_io_enabled = 0; | |
09da0b32 | 1732 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); |
0bdccdb0 KD |
1733 | } |
1734 | return; | |
1735 | } | |
1736 | ||
1737 | ||
1738 | /** | |
1739 | * _scsih_get_num_volumes - Get number of volumes in the ioc | |
1740 | * @ioc: per adapter object | |
1741 | */ | |
1742 | static u8 | |
1743 | _scsih_get_num_volumes(struct MPT2SAS_ADAPTER *ioc) | |
1744 | { | |
1745 | Mpi2RaidVolPage1_t vol_pg1; | |
1746 | Mpi2ConfigReply_t mpi_reply; | |
1747 | u16 handle; | |
1748 | u8 vol_cnt = 0; | |
1749 | u16 ioc_status; | |
1750 | ||
1751 | handle = 0xFFFF; | |
1752 | while (!(mpt2sas_config_get_raid_volume_pg1(ioc, &mpi_reply, | |
1753 | &vol_pg1, MPI2_RAID_VOLUME_PGAD_FORM_GET_NEXT_HANDLE, handle))) { | |
1754 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
1755 | MPI2_IOCSTATUS_MASK; | |
1756 | if (ioc_status == MPI2_IOCSTATUS_CONFIG_INVALID_PAGE) | |
1757 | break; | |
1758 | vol_cnt++; | |
1759 | handle = le16_to_cpu(vol_pg1.DevHandle); | |
1760 | } | |
1761 | return vol_cnt; | |
1762 | } | |
1763 | ||
1764 | ||
1765 | /** | |
1766 | * _scsih_init_warpdrive_properties - Set properties for warpdrive direct I/O. | |
1767 | * @ioc: per adapter object | |
1768 | * @raid_device: the raid_device object | |
1769 | */ | |
1770 | static void | |
1771 | _scsih_init_warpdrive_properties(struct MPT2SAS_ADAPTER *ioc, | |
1772 | struct _raid_device *raid_device) | |
1773 | { | |
1774 | Mpi2RaidVolPage0_t *vol_pg0; | |
1775 | Mpi2RaidPhysDiskPage0_t pd_pg0; | |
1776 | Mpi2ConfigReply_t mpi_reply; | |
1777 | u16 sz; | |
1778 | u8 num_pds, count; | |
ba96bd0b | 1779 | unsigned long stripe_sz, block_sz; |
1780 | u8 stripe_exp, block_exp; | |
1781 | u64 dev_max_lba; | |
0bdccdb0 KD |
1782 | |
1783 | if (!ioc->is_warpdrive) | |
1784 | return; | |
1785 | ||
1786 | if (ioc->mfg_pg10_hide_flag == MFG_PAGE10_EXPOSE_ALL_DISKS) { | |
1787 | printk(MPT2SAS_INFO_FMT "WarpDrive : Direct IO is disabled " | |
1788 | "globally as drives are exposed\n", ioc->name); | |
1789 | return; | |
1790 | } | |
1791 | if (_scsih_get_num_volumes(ioc) > 1) { | |
1792 | _scsih_disable_ddio(ioc); | |
1793 | printk(MPT2SAS_INFO_FMT "WarpDrive : Direct IO is disabled " | |
1794 | "globally as number of drives > 1\n", ioc->name); | |
1795 | return; | |
1796 | } | |
1797 | if ((mpt2sas_config_get_number_pds(ioc, raid_device->handle, | |
1798 | &num_pds)) || !num_pds) { | |
1799 | printk(MPT2SAS_INFO_FMT "WarpDrive : Direct IO is disabled " | |
1800 | "Failure in computing number of drives\n", ioc->name); | |
1801 | return; | |
1802 | } | |
1803 | ||
1804 | sz = offsetof(Mpi2RaidVolPage0_t, PhysDisk) + (num_pds * | |
1805 | sizeof(Mpi2RaidVol0PhysDisk_t)); | |
1806 | vol_pg0 = kzalloc(sz, GFP_KERNEL); | |
1807 | if (!vol_pg0) { | |
1808 | printk(MPT2SAS_INFO_FMT "WarpDrive : Direct IO is disabled " | |
1809 | "Memory allocation failure for RVPG0\n", ioc->name); | |
1810 | return; | |
1811 | } | |
1812 | ||
1813 | if ((mpt2sas_config_get_raid_volume_pg0(ioc, &mpi_reply, vol_pg0, | |
1814 | MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, raid_device->handle, sz))) { | |
1815 | printk(MPT2SAS_INFO_FMT "WarpDrive : Direct IO is disabled " | |
1816 | "Failure in retrieving RVPG0\n", ioc->name); | |
1817 | kfree(vol_pg0); | |
1818 | return; | |
1819 | } | |
1820 | ||
1821 | /* | |
1822 | * WARPDRIVE:If number of physical disks in a volume exceeds the max pds | |
1823 | * assumed for WARPDRIVE, disable direct I/O | |
1824 | */ | |
1825 | if (num_pds > MPT_MAX_WARPDRIVE_PDS) { | |
1826 | printk(MPT2SAS_WARN_FMT "WarpDrive : Direct IO is disabled " | |
1827 | "for the drive with handle(0x%04x): num_mem=%d, " | |
1828 | "max_mem_allowed=%d\n", ioc->name, raid_device->handle, | |
1829 | num_pds, MPT_MAX_WARPDRIVE_PDS); | |
1830 | kfree(vol_pg0); | |
1831 | return; | |
1832 | } | |
1833 | for (count = 0; count < num_pds; count++) { | |
1834 | if (mpt2sas_config_get_phys_disk_pg0(ioc, &mpi_reply, | |
1835 | &pd_pg0, MPI2_PHYSDISK_PGAD_FORM_PHYSDISKNUM, | |
1836 | vol_pg0->PhysDisk[count].PhysDiskNum) || | |
d838c36c | 1837 | le16_to_cpu(pd_pg0.DevHandle) == |
1838 | MPT2SAS_INVALID_DEVICE_HANDLE) { | |
0bdccdb0 KD |
1839 | printk(MPT2SAS_INFO_FMT "WarpDrive : Direct IO is " |
1840 | "disabled for the drive with handle(0x%04x) member" | |
1841 | "handle retrieval failed for member number=%d\n", | |
1842 | ioc->name, raid_device->handle, | |
1843 | vol_pg0->PhysDisk[count].PhysDiskNum); | |
1844 | goto out_error; | |
1845 | } | |
ba96bd0b | 1846 | /* Disable direct I/O if member drive lba exceeds 4 bytes */ |
1847 | dev_max_lba = le64_to_cpu(pd_pg0.DeviceMaxLBA); | |
1848 | if (dev_max_lba >> 32) { | |
1849 | printk(MPT2SAS_INFO_FMT "WarpDrive : Direct IO is " | |
1850 | "disabled for the drive with handle(0x%04x) member" | |
1851 | "handle (0x%04x) unsupported max lba 0x%016llx\n", | |
1852 | ioc->name, raid_device->handle, | |
1853 | le16_to_cpu(pd_pg0.DevHandle), | |
1854 | (unsigned long long)dev_max_lba); | |
1855 | goto out_error; | |
1856 | } | |
1857 | ||
0bdccdb0 KD |
1858 | raid_device->pd_handle[count] = le16_to_cpu(pd_pg0.DevHandle); |
1859 | } | |
1860 | ||
1861 | /* | |
1862 | * Assumption for WD: Direct I/O is not supported if the volume is | |
ba96bd0b | 1863 | * not RAID0 |
0bdccdb0 | 1864 | */ |
ba96bd0b | 1865 | if (raid_device->volume_type != MPI2_RAID_VOL_TYPE_RAID0) { |
0bdccdb0 KD |
1866 | printk(MPT2SAS_INFO_FMT "WarpDrive : Direct IO is disabled " |
1867 | "for the drive with handle(0x%04x): type=%d, " | |
1868 | "s_sz=%uK, blk_size=%u\n", ioc->name, | |
1869 | raid_device->handle, raid_device->volume_type, | |
ba96bd0b | 1870 | (le32_to_cpu(vol_pg0->StripeSize) * |
1871 | le16_to_cpu(vol_pg0->BlockSize)) / 1024, | |
0bdccdb0 KD |
1872 | le16_to_cpu(vol_pg0->BlockSize)); |
1873 | goto out_error; | |
1874 | } | |
1875 | ||
ba96bd0b | 1876 | stripe_sz = le32_to_cpu(vol_pg0->StripeSize); |
1877 | stripe_exp = find_first_bit(&stripe_sz, 32); | |
1878 | if (stripe_exp == 32) { | |
0bdccdb0 | 1879 | printk(MPT2SAS_INFO_FMT "WarpDrive : Direct IO is disabled " |
ba96bd0b | 1880 | "for the drive with handle(0x%04x) invalid stripe sz %uK\n", |
1881 | ioc->name, raid_device->handle, | |
1882 | (le32_to_cpu(vol_pg0->StripeSize) * | |
1883 | le16_to_cpu(vol_pg0->BlockSize)) / 1024); | |
0bdccdb0 KD |
1884 | goto out_error; |
1885 | } | |
ba96bd0b | 1886 | raid_device->stripe_exponent = stripe_exp; |
1887 | block_sz = le16_to_cpu(vol_pg0->BlockSize); | |
1888 | block_exp = find_first_bit(&block_sz, 16); | |
1889 | if (block_exp == 16) { | |
0bdccdb0 | 1890 | printk(MPT2SAS_INFO_FMT "WarpDrive : Direct IO is disabled " |
ba96bd0b | 1891 | "for the drive with handle(0x%04x) invalid block sz %u\n", |
0bdccdb0 | 1892 | ioc->name, raid_device->handle, |
ba96bd0b | 1893 | le16_to_cpu(vol_pg0->BlockSize)); |
0bdccdb0 KD |
1894 | goto out_error; |
1895 | } | |
ba96bd0b | 1896 | raid_device->block_exponent = block_exp; |
0bdccdb0 KD |
1897 | raid_device->direct_io_enabled = 1; |
1898 | ||
1899 | printk(MPT2SAS_INFO_FMT "WarpDrive : Direct IO is Enabled for the drive" | |
1900 | " with handle(0x%04x)\n", ioc->name, raid_device->handle); | |
1901 | /* | |
1902 | * WARPDRIVE: Though the following fields are not used for direct IO, | |
1903 | * stored for future purpose: | |
1904 | */ | |
1905 | raid_device->max_lba = le64_to_cpu(vol_pg0->MaxLBA); | |
1906 | raid_device->stripe_sz = le32_to_cpu(vol_pg0->StripeSize); | |
1907 | raid_device->block_sz = le16_to_cpu(vol_pg0->BlockSize); | |
1908 | ||
1909 | ||
1910 | kfree(vol_pg0); | |
1911 | return; | |
1912 | ||
1913 | out_error: | |
1914 | raid_device->direct_io_enabled = 0; | |
1915 | for (count = 0; count < num_pds; count++) | |
1916 | raid_device->pd_handle[count] = 0; | |
1917 | kfree(vol_pg0); | |
1918 | return; | |
1919 | } | |
635374e7 | 1920 | |
84f0b04a KD |
1921 | /** |
1922 | * _scsih_enable_tlr - setting TLR flags | |
1923 | * @ioc: per adapter object | |
1924 | * @sdev: scsi device struct | |
1925 | * | |
1926 | * Enabling Transaction Layer Retries for tape devices when | |
1927 | * vpd page 0x90 is present | |
1928 | * | |
1929 | */ | |
1930 | static void | |
1931 | _scsih_enable_tlr(struct MPT2SAS_ADAPTER *ioc, struct scsi_device *sdev) | |
1932 | { | |
1933 | /* only for TAPE */ | |
1934 | if (sdev->type != TYPE_TAPE) | |
1935 | return; | |
1936 | ||
1937 | if (!(ioc->facts.IOCCapabilities & MPI2_IOCFACTS_CAPABILITY_TLR)) | |
1938 | return; | |
1939 | ||
1940 | sas_enable_tlr(sdev); | |
1941 | sdev_printk(KERN_INFO, sdev, "TLR %s\n", | |
1942 | sas_is_tlr_enabled(sdev) ? "Enabled" : "Disabled"); | |
1943 | return; | |
1944 | ||
1945 | } | |
1946 | ||
635374e7 | 1947 | /** |
d5d135b3 | 1948 | * _scsih_slave_configure - device configure routine. |
635374e7 EM |
1949 | * @sdev: scsi device struct |
1950 | * | |
1951 | * Returns 0 if ok. Any other return is assumed to be an error and | |
1952 | * the device is ignored. | |
1953 | */ | |
1954 | static int | |
d5d135b3 | 1955 | _scsih_slave_configure(struct scsi_device *sdev) |
635374e7 EM |
1956 | { |
1957 | struct Scsi_Host *shost = sdev->host; | |
1958 | struct MPT2SAS_ADAPTER *ioc = shost_priv(shost); | |
1959 | struct MPT2SAS_DEVICE *sas_device_priv_data; | |
1960 | struct MPT2SAS_TARGET *sas_target_priv_data; | |
1961 | struct _sas_device *sas_device; | |
1962 | struct _raid_device *raid_device; | |
1963 | unsigned long flags; | |
1964 | int qdepth; | |
1965 | u8 ssp_target = 0; | |
1966 | char *ds = ""; | |
1967 | char *r_level = ""; | |
09da0b32 | 1968 | u16 handle, volume_handle = 0; |
1969 | u64 volume_wwid = 0; | |
635374e7 EM |
1970 | |
1971 | qdepth = 1; | |
1972 | sas_device_priv_data = sdev->hostdata; | |
1973 | sas_device_priv_data->configured_lun = 1; | |
1974 | sas_device_priv_data->flags &= ~MPT_DEVICE_FLAGS_INIT; | |
1975 | sas_target_priv_data = sas_device_priv_data->sas_target; | |
09da0b32 | 1976 | handle = sas_target_priv_data->handle; |
635374e7 EM |
1977 | |
1978 | /* raid volume handling */ | |
1979 | if (sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME) { | |
1980 | ||
1981 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
09da0b32 | 1982 | raid_device = _scsih_raid_device_find_by_handle(ioc, handle); |
635374e7 EM |
1983 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); |
1984 | if (!raid_device) { | |
6faace2a | 1985 | dfailprintk(ioc, printk(MPT2SAS_WARN_FMT |
1986 | "failure at %s:%d/%s()!\n", ioc->name, __FILE__, | |
1987 | __LINE__, __func__)); | |
1988 | return 1; | |
635374e7 EM |
1989 | } |
1990 | ||
6faace2a | 1991 | if (_scsih_get_volume_capabilities(ioc, raid_device)) { |
1992 | dfailprintk(ioc, printk(MPT2SAS_WARN_FMT | |
1993 | "failure at %s:%d/%s()!\n", ioc->name, __FILE__, | |
1994 | __LINE__, __func__)); | |
1995 | return 1; | |
1996 | } | |
0bdccdb0 KD |
1997 | /* |
1998 | * WARPDRIVE: Initialize the required data for Direct IO | |
1999 | */ | |
2000 | _scsih_init_warpdrive_properties(ioc, raid_device); | |
2001 | ||
635374e7 EM |
2002 | /* RAID Queue Depth Support |
2003 | * IS volume = underlying qdepth of drive type, either | |
2004 | * MPT2SAS_SAS_QUEUE_DEPTH or MPT2SAS_SATA_QUEUE_DEPTH | |
2005 | * IM/IME/R10 = 128 (MPT2SAS_RAID_QUEUE_DEPTH) | |
2006 | */ | |
2007 | if (raid_device->device_info & | |
2008 | MPI2_SAS_DEVICE_INFO_SSP_TARGET) { | |
2009 | qdepth = MPT2SAS_SAS_QUEUE_DEPTH; | |
2010 | ds = "SSP"; | |
2011 | } else { | |
2012 | qdepth = MPT2SAS_SATA_QUEUE_DEPTH; | |
2013 | if (raid_device->device_info & | |
2014 | MPI2_SAS_DEVICE_INFO_SATA_DEVICE) | |
2015 | ds = "SATA"; | |
2016 | else | |
2017 | ds = "STP"; | |
2018 | } | |
2019 | ||
2020 | switch (raid_device->volume_type) { | |
2021 | case MPI2_RAID_VOL_TYPE_RAID0: | |
2022 | r_level = "RAID0"; | |
2023 | break; | |
2024 | case MPI2_RAID_VOL_TYPE_RAID1E: | |
2025 | qdepth = MPT2SAS_RAID_QUEUE_DEPTH; | |
ed79f128 | 2026 | if (ioc->manu_pg10.OEMIdentifier && |
c97951ec | 2027 | (le32_to_cpu(ioc->manu_pg10.GenericFlags0) & |
ed79f128 KD |
2028 | MFG10_GF0_R10_DISPLAY) && |
2029 | !(raid_device->num_pds % 2)) | |
2030 | r_level = "RAID10"; | |
2031 | else | |
2032 | r_level = "RAID1E"; | |
635374e7 EM |
2033 | break; |
2034 | case MPI2_RAID_VOL_TYPE_RAID1: | |
2035 | qdepth = MPT2SAS_RAID_QUEUE_DEPTH; | |
2036 | r_level = "RAID1"; | |
2037 | break; | |
2038 | case MPI2_RAID_VOL_TYPE_RAID10: | |
2039 | qdepth = MPT2SAS_RAID_QUEUE_DEPTH; | |
2040 | r_level = "RAID10"; | |
2041 | break; | |
2042 | case MPI2_RAID_VOL_TYPE_UNKNOWN: | |
2043 | default: | |
2044 | qdepth = MPT2SAS_RAID_QUEUE_DEPTH; | |
2045 | r_level = "RAIDX"; | |
2046 | break; | |
2047 | } | |
2048 | ||
0bdccdb0 KD |
2049 | if (!ioc->hide_ir_msg) |
2050 | sdev_printk(KERN_INFO, sdev, "%s: handle(0x%04x), " | |
2051 | "wwid(0x%016llx), pd_count(%d), type(%s)\n", | |
2052 | r_level, raid_device->handle, | |
2053 | (unsigned long long)raid_device->wwid, | |
2054 | raid_device->num_pds, ds); | |
db5ed4df | 2055 | _scsih_change_queue_depth(sdev, qdepth); |
f7c95ef0 | 2056 | /* raid transport support */ |
0bdccdb0 | 2057 | if (!ioc->is_warpdrive) |
09da0b32 | 2058 | _scsih_set_level(sdev, raid_device->volume_type); |
635374e7 EM |
2059 | return 0; |
2060 | } | |
2061 | ||
2062 | /* non-raid handling */ | |
09da0b32 | 2063 | if (sas_target_priv_data->flags & MPT_TARGET_FLAGS_RAID_COMPONENT) { |
2064 | if (mpt2sas_config_get_volume_handle(ioc, handle, | |
2065 | &volume_handle)) { | |
2066 | dfailprintk(ioc, printk(MPT2SAS_WARN_FMT | |
2067 | "failure at %s:%d/%s()!\n", ioc->name, | |
2068 | __FILE__, __LINE__, __func__)); | |
2069 | return 1; | |
635374e7 | 2070 | } |
09da0b32 | 2071 | if (volume_handle && mpt2sas_config_get_volume_wwid(ioc, |
2072 | volume_handle, &volume_wwid)) { | |
2073 | dfailprintk(ioc, printk(MPT2SAS_WARN_FMT | |
2074 | "failure at %s:%d/%s()!\n", ioc->name, | |
2075 | __FILE__, __LINE__, __func__)); | |
2076 | return 1; | |
635374e7 | 2077 | } |
09da0b32 | 2078 | } |
635374e7 | 2079 | |
09da0b32 | 2080 | spin_lock_irqsave(&ioc->sas_device_lock, flags); |
2081 | sas_device = mpt2sas_scsih_sas_device_find_by_sas_address(ioc, | |
2082 | sas_device_priv_data->sas_target->sas_address); | |
2083 | if (!sas_device) { | |
2084 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
6faace2a | 2085 | dfailprintk(ioc, printk(MPT2SAS_WARN_FMT |
09da0b32 | 2086 | "failure at %s:%d/%s()!\n", ioc->name, __FILE__, |
2087 | __LINE__, __func__)); | |
6faace2a | 2088 | return 1; |
635374e7 | 2089 | } |
09da0b32 | 2090 | sas_device->volume_handle = volume_handle; |
2091 | sas_device->volume_wwid = volume_wwid; | |
2092 | if (sas_device->device_info & MPI2_SAS_DEVICE_INFO_SSP_TARGET) { | |
2093 | qdepth = MPT2SAS_SAS_QUEUE_DEPTH; | |
2094 | ssp_target = 1; | |
2095 | ds = "SSP"; | |
2096 | } else { | |
2097 | qdepth = MPT2SAS_SATA_QUEUE_DEPTH; | |
2098 | if (sas_device->device_info & MPI2_SAS_DEVICE_INFO_STP_TARGET) | |
2099 | ds = "STP"; | |
2100 | else if (sas_device->device_info & | |
2101 | MPI2_SAS_DEVICE_INFO_SATA_DEVICE) | |
2102 | ds = "SATA"; | |
2103 | } | |
2104 | sdev_printk(KERN_INFO, sdev, "%s: handle(0x%04x), " | |
2105 | "sas_addr(0x%016llx), phy(%d), device_name(0x%016llx)\n", | |
2106 | ds, sas_device->handle, | |
2107 | (unsigned long long)sas_device->sas_address, | |
2108 | sas_device->phy, | |
2109 | (unsigned long long)sas_device->device_name); | |
2110 | sdev_printk(KERN_INFO, sdev, "%s: " | |
2111 | "enclosure_logical_id(0x%016llx), slot(%d)\n", ds, | |
2112 | (unsigned long long) sas_device->enclosure_logical_id, | |
2113 | sas_device->slot); | |
2114 | ||
2115 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
2116 | if (!ssp_target) | |
2117 | _scsih_display_sata_capabilities(ioc, handle, sdev); | |
2118 | ||
635374e7 | 2119 | |
db5ed4df | 2120 | _scsih_change_queue_depth(sdev, qdepth); |
635374e7 | 2121 | |
84f0b04a | 2122 | if (ssp_target) { |
635374e7 | 2123 | sas_read_port_mode_page(sdev); |
84f0b04a KD |
2124 | _scsih_enable_tlr(ioc, sdev); |
2125 | } | |
635374e7 EM |
2126 | return 0; |
2127 | } | |
2128 | ||
2129 | /** | |
d5d135b3 | 2130 | * _scsih_bios_param - fetch head, sector, cylinder info for a disk |
635374e7 EM |
2131 | * @sdev: scsi device struct |
2132 | * @bdev: pointer to block device context | |
2133 | * @capacity: device size (in 512 byte sectors) | |
2134 | * @params: three element array to place output: | |
2135 | * params[0] number of heads (max 255) | |
2136 | * params[1] number of sectors (max 63) | |
2137 | * params[2] number of cylinders | |
2138 | * | |
2139 | * Return nothing. | |
2140 | */ | |
2141 | static int | |
d5d135b3 | 2142 | _scsih_bios_param(struct scsi_device *sdev, struct block_device *bdev, |
635374e7 EM |
2143 | sector_t capacity, int params[]) |
2144 | { | |
2145 | int heads; | |
2146 | int sectors; | |
2147 | sector_t cylinders; | |
2148 | ulong dummy; | |
2149 | ||
2150 | heads = 64; | |
2151 | sectors = 32; | |
2152 | ||
2153 | dummy = heads * sectors; | |
2154 | cylinders = capacity; | |
2155 | sector_div(cylinders, dummy); | |
2156 | ||
2157 | /* | |
2158 | * Handle extended translation size for logical drives | |
2159 | * > 1Gb | |
2160 | */ | |
2161 | if ((ulong)capacity >= 0x200000) { | |
2162 | heads = 255; | |
2163 | sectors = 63; | |
2164 | dummy = heads * sectors; | |
2165 | cylinders = capacity; | |
2166 | sector_div(cylinders, dummy); | |
2167 | } | |
2168 | ||
2169 | /* return result */ | |
2170 | params[0] = heads; | |
2171 | params[1] = sectors; | |
2172 | params[2] = cylinders; | |
2173 | ||
2174 | return 0; | |
2175 | } | |
2176 | ||
2177 | /** | |
2178 | * _scsih_response_code - translation of device response code | |
2179 | * @ioc: per adapter object | |
2180 | * @response_code: response code returned by the device | |
2181 | * | |
2182 | * Return nothing. | |
2183 | */ | |
2184 | static void | |
2185 | _scsih_response_code(struct MPT2SAS_ADAPTER *ioc, u8 response_code) | |
2186 | { | |
2187 | char *desc; | |
2188 | ||
2189 | switch (response_code) { | |
2190 | case MPI2_SCSITASKMGMT_RSP_TM_COMPLETE: | |
2191 | desc = "task management request completed"; | |
2192 | break; | |
2193 | case MPI2_SCSITASKMGMT_RSP_INVALID_FRAME: | |
2194 | desc = "invalid frame"; | |
2195 | break; | |
2196 | case MPI2_SCSITASKMGMT_RSP_TM_NOT_SUPPORTED: | |
2197 | desc = "task management request not supported"; | |
2198 | break; | |
2199 | case MPI2_SCSITASKMGMT_RSP_TM_FAILED: | |
2200 | desc = "task management request failed"; | |
2201 | break; | |
2202 | case MPI2_SCSITASKMGMT_RSP_TM_SUCCEEDED: | |
2203 | desc = "task management request succeeded"; | |
2204 | break; | |
2205 | case MPI2_SCSITASKMGMT_RSP_TM_INVALID_LUN: | |
2206 | desc = "invalid lun"; | |
2207 | break; | |
2208 | case 0xA: | |
2209 | desc = "overlapped tag attempted"; | |
2210 | break; | |
2211 | case MPI2_SCSITASKMGMT_RSP_IO_QUEUED_ON_IOC: | |
2212 | desc = "task queued, however not sent to target"; | |
2213 | break; | |
2214 | default: | |
2215 | desc = "unknown"; | |
2216 | break; | |
2217 | } | |
2218 | printk(MPT2SAS_WARN_FMT "response_code(0x%01x): %s\n", | |
2219 | ioc->name, response_code, desc); | |
2220 | } | |
2221 | ||
2222 | /** | |
d5d135b3 | 2223 | * _scsih_tm_done - tm completion routine |
635374e7 EM |
2224 | * @ioc: per adapter object |
2225 | * @smid: system request message index | |
7b936b02 | 2226 | * @msix_index: MSIX table index supplied by the OS |
635374e7 EM |
2227 | * @reply: reply message frame(lower 32bit addr) |
2228 | * Context: none. | |
2229 | * | |
2230 | * The callback handler when using scsih_issue_tm. | |
2231 | * | |
77e63ed4 KD |
2232 | * Return 1 meaning mf should be freed from _base_interrupt |
2233 | * 0 means the mf is freed from this function. | |
635374e7 | 2234 | */ |
77e63ed4 | 2235 | static u8 |
7b936b02 | 2236 | _scsih_tm_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply) |
635374e7 EM |
2237 | { |
2238 | MPI2DefaultReply_t *mpi_reply; | |
2239 | ||
2240 | if (ioc->tm_cmds.status == MPT2_CMD_NOT_USED) | |
77e63ed4 | 2241 | return 1; |
635374e7 | 2242 | if (ioc->tm_cmds.smid != smid) |
77e63ed4 | 2243 | return 1; |
911ae943 | 2244 | mpt2sas_base_flush_reply_queues(ioc); |
635374e7 EM |
2245 | ioc->tm_cmds.status |= MPT2_CMD_COMPLETE; |
2246 | mpi_reply = mpt2sas_base_get_reply_virt_addr(ioc, reply); | |
2247 | if (mpi_reply) { | |
2248 | memcpy(ioc->tm_cmds.reply, mpi_reply, mpi_reply->MsgLength*4); | |
2249 | ioc->tm_cmds.status |= MPT2_CMD_REPLY_VALID; | |
2250 | } | |
2251 | ioc->tm_cmds.status &= ~MPT2_CMD_PENDING; | |
2252 | complete(&ioc->tm_cmds.done); | |
77e63ed4 | 2253 | return 1; |
635374e7 EM |
2254 | } |
2255 | ||
2256 | /** | |
2257 | * mpt2sas_scsih_set_tm_flag - set per target tm_busy | |
2258 | * @ioc: per adapter object | |
2259 | * @handle: device handle | |
2260 | * | |
2261 | * During taskmangement request, we need to freeze the device queue. | |
2262 | */ | |
2263 | void | |
2264 | mpt2sas_scsih_set_tm_flag(struct MPT2SAS_ADAPTER *ioc, u16 handle) | |
2265 | { | |
2266 | struct MPT2SAS_DEVICE *sas_device_priv_data; | |
2267 | struct scsi_device *sdev; | |
2268 | u8 skip = 0; | |
2269 | ||
2270 | shost_for_each_device(sdev, ioc->shost) { | |
2271 | if (skip) | |
2272 | continue; | |
2273 | sas_device_priv_data = sdev->hostdata; | |
2274 | if (!sas_device_priv_data) | |
2275 | continue; | |
2276 | if (sas_device_priv_data->sas_target->handle == handle) { | |
2277 | sas_device_priv_data->sas_target->tm_busy = 1; | |
2278 | skip = 1; | |
2279 | ioc->ignore_loginfos = 1; | |
2280 | } | |
2281 | } | |
2282 | } | |
2283 | ||
2284 | /** | |
2285 | * mpt2sas_scsih_clear_tm_flag - clear per target tm_busy | |
2286 | * @ioc: per adapter object | |
2287 | * @handle: device handle | |
2288 | * | |
2289 | * During taskmangement request, we need to freeze the device queue. | |
2290 | */ | |
2291 | void | |
2292 | mpt2sas_scsih_clear_tm_flag(struct MPT2SAS_ADAPTER *ioc, u16 handle) | |
2293 | { | |
2294 | struct MPT2SAS_DEVICE *sas_device_priv_data; | |
2295 | struct scsi_device *sdev; | |
2296 | u8 skip = 0; | |
2297 | ||
2298 | shost_for_each_device(sdev, ioc->shost) { | |
2299 | if (skip) | |
2300 | continue; | |
2301 | sas_device_priv_data = sdev->hostdata; | |
2302 | if (!sas_device_priv_data) | |
2303 | continue; | |
2304 | if (sas_device_priv_data->sas_target->handle == handle) { | |
2305 | sas_device_priv_data->sas_target->tm_busy = 0; | |
2306 | skip = 1; | |
2307 | ioc->ignore_loginfos = 0; | |
2308 | } | |
2309 | } | |
2310 | } | |
2311 | ||
8ed9a03a | 2312 | |
635374e7 EM |
2313 | /** |
2314 | * mpt2sas_scsih_issue_tm - main routine for sending tm requests | |
2315 | * @ioc: per adapter struct | |
2316 | * @device_handle: device handle | |
8ed9a03a KD |
2317 | * @channel: the channel assigned by the OS |
2318 | * @id: the id assigned by the OS | |
635374e7 EM |
2319 | * @lun: lun number |
2320 | * @type: MPI2_SCSITASKMGMT_TASKTYPE__XXX (defined in mpi2_init.h) | |
2321 | * @smid_task: smid assigned to the task | |
2322 | * @timeout: timeout in seconds | |
f93213de | 2323 | * @m_type: TM_MUTEX_ON or TM_MUTEX_OFF |
8ed9a03a | 2324 | * Context: user |
635374e7 EM |
2325 | * |
2326 | * A generic API for sending task management requests to firmware. | |
2327 | * | |
635374e7 EM |
2328 | * The callback index is set inside `ioc->tm_cb_idx`. |
2329 | * | |
8ed9a03a | 2330 | * Return SUCCESS or FAILED. |
635374e7 | 2331 | */ |
8ed9a03a KD |
2332 | int |
2333 | mpt2sas_scsih_issue_tm(struct MPT2SAS_ADAPTER *ioc, u16 handle, uint channel, | |
2334 | uint id, uint lun, u8 type, u16 smid_task, ulong timeout, | |
2e45c8b7 | 2335 | enum mutex_type m_type) |
635374e7 EM |
2336 | { |
2337 | Mpi2SCSITaskManagementRequest_t *mpi_request; | |
2338 | Mpi2SCSITaskManagementReply_t *mpi_reply; | |
2339 | u16 smid = 0; | |
2340 | u32 ioc_state; | |
2341 | unsigned long timeleft; | |
f93213de | 2342 | struct scsiio_tracker *scsi_lookup = NULL; |
8ed9a03a | 2343 | int rc; |
635374e7 | 2344 | |
f93213de KD |
2345 | if (m_type == TM_MUTEX_ON) |
2346 | mutex_lock(&ioc->tm_cmds.mutex); | |
155dd4c7 KD |
2347 | if (ioc->tm_cmds.status != MPT2_CMD_NOT_USED) { |
2348 | printk(MPT2SAS_INFO_FMT "%s: tm_cmd busy!!!\n", | |
2349 | __func__, ioc->name); | |
8ed9a03a KD |
2350 | rc = FAILED; |
2351 | goto err_out; | |
155dd4c7 KD |
2352 | } |
2353 | ||
3cb5469a EM |
2354 | if (ioc->shost_recovery || ioc->remove_host || |
2355 | ioc->pci_error_recovery) { | |
635374e7 EM |
2356 | printk(MPT2SAS_INFO_FMT "%s: host reset in progress!\n", |
2357 | __func__, ioc->name); | |
8ed9a03a KD |
2358 | rc = FAILED; |
2359 | goto err_out; | |
635374e7 | 2360 | } |
635374e7 EM |
2361 | |
2362 | ioc_state = mpt2sas_base_get_iocstate(ioc, 0); | |
2363 | if (ioc_state & MPI2_DOORBELL_USED) { | |
eabb08ad | 2364 | dhsprintk(ioc, printk(MPT2SAS_INFO_FMT "unexpected doorbell " |
635374e7 | 2365 | "active!\n", ioc->name)); |
f93213de | 2366 | rc = mpt2sas_base_hard_reset_handler(ioc, CAN_SLEEP, |
8ed9a03a | 2367 | FORCE_BIG_HAMMER); |
f93213de | 2368 | rc = (!rc) ? SUCCESS : FAILED; |
8ed9a03a | 2369 | goto err_out; |
635374e7 EM |
2370 | } |
2371 | ||
2372 | if ((ioc_state & MPI2_IOC_STATE_MASK) == MPI2_IOC_STATE_FAULT) { | |
2373 | mpt2sas_base_fault_info(ioc, ioc_state & | |
2374 | MPI2_DOORBELL_DATA_MASK); | |
f93213de | 2375 | rc = mpt2sas_base_hard_reset_handler(ioc, CAN_SLEEP, |
8ed9a03a | 2376 | FORCE_BIG_HAMMER); |
f93213de | 2377 | rc = (!rc) ? SUCCESS : FAILED; |
8ed9a03a | 2378 | goto err_out; |
635374e7 EM |
2379 | } |
2380 | ||
595bb0bd | 2381 | smid = mpt2sas_base_get_smid_hpr(ioc, ioc->tm_cb_idx); |
635374e7 EM |
2382 | if (!smid) { |
2383 | printk(MPT2SAS_ERR_FMT "%s: failed obtaining a smid\n", | |
2384 | ioc->name, __func__); | |
8ed9a03a KD |
2385 | rc = FAILED; |
2386 | goto err_out; | |
635374e7 EM |
2387 | } |
2388 | ||
f93213de KD |
2389 | if (type == MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK) |
2390 | scsi_lookup = &ioc->scsi_lookup[smid_task - 1]; | |
2391 | ||
635374e7 | 2392 | dtmprintk(ioc, printk(MPT2SAS_INFO_FMT "sending tm: handle(0x%04x)," |
595bb0bd KD |
2393 | " task_type(0x%02x), smid(%d)\n", ioc->name, handle, type, |
2394 | smid_task)); | |
635374e7 EM |
2395 | ioc->tm_cmds.status = MPT2_CMD_PENDING; |
2396 | mpi_request = mpt2sas_base_get_msg_frame(ioc, smid); | |
2397 | ioc->tm_cmds.smid = smid; | |
2398 | memset(mpi_request, 0, sizeof(Mpi2SCSITaskManagementRequest_t)); | |
f93213de | 2399 | memset(ioc->tm_cmds.reply, 0, sizeof(Mpi2SCSITaskManagementReply_t)); |
635374e7 EM |
2400 | mpi_request->Function = MPI2_FUNCTION_SCSI_TASK_MGMT; |
2401 | mpi_request->DevHandle = cpu_to_le16(handle); | |
2402 | mpi_request->TaskType = type; | |
2403 | mpi_request->TaskMID = cpu_to_le16(smid_task); | |
2404 | int_to_scsilun(lun, (struct scsi_lun *)mpi_request->LUN); | |
2405 | mpt2sas_scsih_set_tm_flag(ioc, handle); | |
5b768581 | 2406 | init_completion(&ioc->tm_cmds.done); |
7b936b02 | 2407 | mpt2sas_base_put_smid_hi_priority(ioc, smid); |
635374e7 | 2408 | timeleft = wait_for_completion_timeout(&ioc->tm_cmds.done, timeout*HZ); |
635374e7 EM |
2409 | if (!(ioc->tm_cmds.status & MPT2_CMD_COMPLETE)) { |
2410 | printk(MPT2SAS_ERR_FMT "%s: timeout\n", | |
2411 | ioc->name, __func__); | |
2412 | _debug_dump_mf(mpi_request, | |
2413 | sizeof(Mpi2SCSITaskManagementRequest_t)/4); | |
8ed9a03a | 2414 | if (!(ioc->tm_cmds.status & MPT2_CMD_RESET)) { |
f93213de | 2415 | rc = mpt2sas_base_hard_reset_handler(ioc, CAN_SLEEP, |
8ed9a03a | 2416 | FORCE_BIG_HAMMER); |
f93213de | 2417 | rc = (!rc) ? SUCCESS : FAILED; |
8ed9a03a KD |
2418 | ioc->tm_cmds.status = MPT2_CMD_NOT_USED; |
2419 | mpt2sas_scsih_clear_tm_flag(ioc, handle); | |
2420 | goto err_out; | |
2421 | } | |
635374e7 EM |
2422 | } |
2423 | ||
2424 | if (ioc->tm_cmds.status & MPT2_CMD_REPLY_VALID) { | |
2425 | mpi_reply = ioc->tm_cmds.reply; | |
2426 | dtmprintk(ioc, printk(MPT2SAS_INFO_FMT "complete tm: " | |
2427 | "ioc_status(0x%04x), loginfo(0x%08x), term_count(0x%08x)\n", | |
2428 | ioc->name, le16_to_cpu(mpi_reply->IOCStatus), | |
2429 | le32_to_cpu(mpi_reply->IOCLogInfo), | |
2430 | le32_to_cpu(mpi_reply->TerminationCount))); | |
8ed9a03a | 2431 | if (ioc->logging_level & MPT_DEBUG_TM) { |
635374e7 | 2432 | _scsih_response_code(ioc, mpi_reply->ResponseCode); |
8ed9a03a KD |
2433 | if (mpi_reply->IOCStatus) |
2434 | _debug_dump_mf(mpi_request, | |
2435 | sizeof(Mpi2SCSITaskManagementRequest_t)/4); | |
2436 | } | |
635374e7 | 2437 | } |
8ed9a03a | 2438 | |
8ed9a03a KD |
2439 | switch (type) { |
2440 | case MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK: | |
f93213de KD |
2441 | rc = SUCCESS; |
2442 | if (scsi_lookup->scmd == NULL) | |
2443 | break; | |
2444 | rc = FAILED; | |
8ed9a03a KD |
2445 | break; |
2446 | ||
2447 | case MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET: | |
2448 | if (_scsih_scsi_lookup_find_by_target(ioc, id, channel)) | |
2449 | rc = FAILED; | |
2450 | else | |
2451 | rc = SUCCESS; | |
2452 | break; | |
2453 | ||
f93213de | 2454 | case MPI2_SCSITASKMGMT_TASKTYPE_ABRT_TASK_SET: |
8ed9a03a KD |
2455 | case MPI2_SCSITASKMGMT_TASKTYPE_LOGICAL_UNIT_RESET: |
2456 | if (_scsih_scsi_lookup_find_by_lun(ioc, id, lun, channel)) | |
2457 | rc = FAILED; | |
2458 | else | |
2459 | rc = SUCCESS; | |
2460 | break; | |
f93213de KD |
2461 | case MPI2_SCSITASKMGMT_TASKTYPE_QUERY_TASK: |
2462 | rc = SUCCESS; | |
2463 | break; | |
2464 | default: | |
2465 | rc = FAILED; | |
2466 | break; | |
8ed9a03a KD |
2467 | } |
2468 | ||
8ed9a03a KD |
2469 | mpt2sas_scsih_clear_tm_flag(ioc, handle); |
2470 | ioc->tm_cmds.status = MPT2_CMD_NOT_USED; | |
f93213de KD |
2471 | if (m_type == TM_MUTEX_ON) |
2472 | mutex_unlock(&ioc->tm_cmds.mutex); | |
8ed9a03a KD |
2473 | |
2474 | return rc; | |
2475 | ||
2476 | err_out: | |
f93213de KD |
2477 | if (m_type == TM_MUTEX_ON) |
2478 | mutex_unlock(&ioc->tm_cmds.mutex); | |
8ed9a03a | 2479 | return rc; |
635374e7 EM |
2480 | } |
2481 | ||
8e864a81 KD |
2482 | /** |
2483 | * _scsih_tm_display_info - displays info about the device | |
2484 | * @ioc: per adapter struct | |
2485 | * @scmd: pointer to scsi command object | |
2486 | * | |
2487 | * Called by task management callback handlers. | |
2488 | */ | |
2489 | static void | |
2490 | _scsih_tm_display_info(struct MPT2SAS_ADAPTER *ioc, struct scsi_cmnd *scmd) | |
2491 | { | |
2492 | struct scsi_target *starget = scmd->device->sdev_target; | |
2493 | struct MPT2SAS_TARGET *priv_target = starget->hostdata; | |
2494 | struct _sas_device *sas_device = NULL; | |
2495 | unsigned long flags; | |
0bdccdb0 | 2496 | char *device_str = NULL; |
8e864a81 KD |
2497 | |
2498 | if (!priv_target) | |
2499 | return; | |
0bdccdb0 KD |
2500 | if (ioc->hide_ir_msg) |
2501 | device_str = "WarpDrive"; | |
2502 | else | |
2503 | device_str = "volume"; | |
8e864a81 KD |
2504 | |
2505 | scsi_print_command(scmd); | |
2506 | if (priv_target->flags & MPT_TARGET_FLAGS_VOLUME) { | |
0bdccdb0 KD |
2507 | starget_printk(KERN_INFO, starget, "%s handle(0x%04x), " |
2508 | "%s wwid(0x%016llx)\n", device_str, priv_target->handle, | |
2509 | device_str, (unsigned long long)priv_target->sas_address); | |
8e864a81 KD |
2510 | } else { |
2511 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
2512 | sas_device = mpt2sas_scsih_sas_device_find_by_sas_address(ioc, | |
2513 | priv_target->sas_address); | |
2514 | if (sas_device) { | |
2515 | if (priv_target->flags & | |
2516 | MPT_TARGET_FLAGS_RAID_COMPONENT) { | |
2517 | starget_printk(KERN_INFO, starget, | |
2518 | "volume handle(0x%04x), " | |
2519 | "volume wwid(0x%016llx)\n", | |
2520 | sas_device->volume_handle, | |
2521 | (unsigned long long)sas_device->volume_wwid); | |
2522 | } | |
2523 | starget_printk(KERN_INFO, starget, | |
2524 | "handle(0x%04x), sas_address(0x%016llx), phy(%d)\n", | |
2525 | sas_device->handle, | |
2526 | (unsigned long long)sas_device->sas_address, | |
2527 | sas_device->phy); | |
2528 | starget_printk(KERN_INFO, starget, | |
2529 | "enclosure_logical_id(0x%016llx), slot(%d)\n", | |
2530 | (unsigned long long)sas_device->enclosure_logical_id, | |
2531 | sas_device->slot); | |
2532 | } | |
2533 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
2534 | } | |
2535 | } | |
2536 | ||
635374e7 | 2537 | /** |
d5d135b3 | 2538 | * _scsih_abort - eh threads main abort routine |
8e864a81 | 2539 | * @scmd: pointer to scsi command object |
635374e7 EM |
2540 | * |
2541 | * Returns SUCCESS if command aborted else FAILED | |
2542 | */ | |
2543 | static int | |
d5d135b3 | 2544 | _scsih_abort(struct scsi_cmnd *scmd) |
635374e7 EM |
2545 | { |
2546 | struct MPT2SAS_ADAPTER *ioc = shost_priv(scmd->device->host); | |
2547 | struct MPT2SAS_DEVICE *sas_device_priv_data; | |
2548 | u16 smid; | |
2549 | u16 handle; | |
2550 | int r; | |
635374e7 | 2551 | |
8e864a81 KD |
2552 | sdev_printk(KERN_INFO, scmd->device, "attempting task abort! " |
2553 | "scmd(%p)\n", scmd); | |
2554 | _scsih_tm_display_info(ioc, scmd); | |
635374e7 EM |
2555 | |
2556 | sas_device_priv_data = scmd->device->hostdata; | |
2557 | if (!sas_device_priv_data || !sas_device_priv_data->sas_target) { | |
8e864a81 KD |
2558 | sdev_printk(KERN_INFO, scmd->device, "device been deleted! " |
2559 | "scmd(%p)\n", scmd); | |
635374e7 EM |
2560 | scmd->result = DID_NO_CONNECT << 16; |
2561 | scmd->scsi_done(scmd); | |
2562 | r = SUCCESS; | |
2563 | goto out; | |
2564 | } | |
2565 | ||
2566 | /* search for the command */ | |
2567 | smid = _scsih_scsi_lookup_find_by_scmd(ioc, scmd); | |
2568 | if (!smid) { | |
2569 | scmd->result = DID_RESET << 16; | |
2570 | r = SUCCESS; | |
2571 | goto out; | |
2572 | } | |
2573 | ||
2574 | /* for hidden raid components and volumes this is not supported */ | |
2575 | if (sas_device_priv_data->sas_target->flags & | |
2576 | MPT_TARGET_FLAGS_RAID_COMPONENT || | |
2577 | sas_device_priv_data->sas_target->flags & MPT_TARGET_FLAGS_VOLUME) { | |
2578 | scmd->result = DID_RESET << 16; | |
2579 | r = FAILED; | |
2580 | goto out; | |
2581 | } | |
2582 | ||
fa7f3167 KD |
2583 | mpt2sas_halt_firmware(ioc); |
2584 | ||
635374e7 | 2585 | handle = sas_device_priv_data->sas_target->handle; |
8ed9a03a KD |
2586 | r = mpt2sas_scsih_issue_tm(ioc, handle, scmd->device->channel, |
2587 | scmd->device->id, scmd->device->lun, | |
2e45c8b7 | 2588 | MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK, smid, 30, TM_MUTEX_ON); |
635374e7 EM |
2589 | |
2590 | out: | |
8e864a81 KD |
2591 | sdev_printk(KERN_INFO, scmd->device, "task abort: %s scmd(%p)\n", |
2592 | ((r == SUCCESS) ? "SUCCESS" : "FAILED"), scmd); | |
635374e7 EM |
2593 | return r; |
2594 | } | |
2595 | ||
635374e7 | 2596 | /** |
d5d135b3 | 2597 | * _scsih_dev_reset - eh threads main device reset routine |
8e864a81 | 2598 | * @scmd: pointer to scsi command object |
635374e7 EM |
2599 | * |
2600 | * Returns SUCCESS if command aborted else FAILED | |
2601 | */ | |
2602 | static int | |
d5d135b3 | 2603 | _scsih_dev_reset(struct scsi_cmnd *scmd) |
635374e7 EM |
2604 | { |
2605 | struct MPT2SAS_ADAPTER *ioc = shost_priv(scmd->device->host); | |
2606 | struct MPT2SAS_DEVICE *sas_device_priv_data; | |
2607 | struct _sas_device *sas_device; | |
2608 | unsigned long flags; | |
2609 | u16 handle; | |
2610 | int r; | |
2611 | ||
8e864a81 KD |
2612 | struct scsi_target *starget = scmd->device->sdev_target; |
2613 | ||
37aaa78b | 2614 | starget_printk(KERN_INFO, starget, "attempting device reset! " |
8e864a81 KD |
2615 | "scmd(%p)\n", scmd); |
2616 | _scsih_tm_display_info(ioc, scmd); | |
635374e7 EM |
2617 | |
2618 | sas_device_priv_data = scmd->device->hostdata; | |
2619 | if (!sas_device_priv_data || !sas_device_priv_data->sas_target) { | |
37aaa78b | 2620 | starget_printk(KERN_INFO, starget, "device been deleted! " |
8e864a81 | 2621 | "scmd(%p)\n", scmd); |
635374e7 EM |
2622 | scmd->result = DID_NO_CONNECT << 16; |
2623 | scmd->scsi_done(scmd); | |
2624 | r = SUCCESS; | |
2625 | goto out; | |
2626 | } | |
2627 | ||
2628 | /* for hidden raid components obtain the volume_handle */ | |
2629 | handle = 0; | |
2630 | if (sas_device_priv_data->sas_target->flags & | |
2631 | MPT_TARGET_FLAGS_RAID_COMPONENT) { | |
2632 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
2633 | sas_device = _scsih_sas_device_find_by_handle(ioc, | |
2634 | sas_device_priv_data->sas_target->handle); | |
2635 | if (sas_device) | |
2636 | handle = sas_device->volume_handle; | |
2637 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
2638 | } else | |
2639 | handle = sas_device_priv_data->sas_target->handle; | |
2640 | ||
2641 | if (!handle) { | |
2642 | scmd->result = DID_RESET << 16; | |
2643 | r = FAILED; | |
2644 | goto out; | |
2645 | } | |
2646 | ||
8ed9a03a KD |
2647 | r = mpt2sas_scsih_issue_tm(ioc, handle, scmd->device->channel, |
2648 | scmd->device->id, scmd->device->lun, | |
2e45c8b7 | 2649 | MPI2_SCSITASKMGMT_TASKTYPE_LOGICAL_UNIT_RESET, 0, 30, TM_MUTEX_ON); |
993e0da7 EM |
2650 | |
2651 | out: | |
8e864a81 KD |
2652 | sdev_printk(KERN_INFO, scmd->device, "device reset: %s scmd(%p)\n", |
2653 | ((r == SUCCESS) ? "SUCCESS" : "FAILED"), scmd); | |
993e0da7 EM |
2654 | return r; |
2655 | } | |
2656 | ||
2657 | /** | |
d5d135b3 | 2658 | * _scsih_target_reset - eh threads main target reset routine |
8e864a81 | 2659 | * @scmd: pointer to scsi command object |
993e0da7 EM |
2660 | * |
2661 | * Returns SUCCESS if command aborted else FAILED | |
2662 | */ | |
2663 | static int | |
d5d135b3 | 2664 | _scsih_target_reset(struct scsi_cmnd *scmd) |
993e0da7 EM |
2665 | { |
2666 | struct MPT2SAS_ADAPTER *ioc = shost_priv(scmd->device->host); | |
2667 | struct MPT2SAS_DEVICE *sas_device_priv_data; | |
2668 | struct _sas_device *sas_device; | |
2669 | unsigned long flags; | |
2670 | u16 handle; | |
2671 | int r; | |
8e864a81 | 2672 | struct scsi_target *starget = scmd->device->sdev_target; |
993e0da7 | 2673 | |
8e864a81 KD |
2674 | starget_printk(KERN_INFO, starget, "attempting target reset! " |
2675 | "scmd(%p)\n", scmd); | |
2676 | _scsih_tm_display_info(ioc, scmd); | |
993e0da7 EM |
2677 | |
2678 | sas_device_priv_data = scmd->device->hostdata; | |
2679 | if (!sas_device_priv_data || !sas_device_priv_data->sas_target) { | |
8e864a81 KD |
2680 | starget_printk(KERN_INFO, starget, "target been deleted! " |
2681 | "scmd(%p)\n", scmd); | |
993e0da7 EM |
2682 | scmd->result = DID_NO_CONNECT << 16; |
2683 | scmd->scsi_done(scmd); | |
2684 | r = SUCCESS; | |
2685 | goto out; | |
2686 | } | |
2687 | ||
2688 | /* for hidden raid components obtain the volume_handle */ | |
2689 | handle = 0; | |
2690 | if (sas_device_priv_data->sas_target->flags & | |
2691 | MPT_TARGET_FLAGS_RAID_COMPONENT) { | |
2692 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
2693 | sas_device = _scsih_sas_device_find_by_handle(ioc, | |
2694 | sas_device_priv_data->sas_target->handle); | |
2695 | if (sas_device) | |
2696 | handle = sas_device->volume_handle; | |
2697 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
2698 | } else | |
2699 | handle = sas_device_priv_data->sas_target->handle; | |
2700 | ||
2701 | if (!handle) { | |
2702 | scmd->result = DID_RESET << 16; | |
2703 | r = FAILED; | |
2704 | goto out; | |
2705 | } | |
2706 | ||
8ed9a03a KD |
2707 | r = mpt2sas_scsih_issue_tm(ioc, handle, scmd->device->channel, |
2708 | scmd->device->id, 0, MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET, 0, | |
2e45c8b7 | 2709 | 30, TM_MUTEX_ON); |
635374e7 EM |
2710 | |
2711 | out: | |
8e864a81 KD |
2712 | starget_printk(KERN_INFO, starget, "target reset: %s scmd(%p)\n", |
2713 | ((r == SUCCESS) ? "SUCCESS" : "FAILED"), scmd); | |
635374e7 EM |
2714 | return r; |
2715 | } | |
2716 | ||
2717 | /** | |
595bb0bd | 2718 | * _scsih_host_reset - eh threads main host reset routine |
8e864a81 | 2719 | * @scmd: pointer to scsi command object |
635374e7 EM |
2720 | * |
2721 | * Returns SUCCESS if command aborted else FAILED | |
2722 | */ | |
2723 | static int | |
d5d135b3 | 2724 | _scsih_host_reset(struct scsi_cmnd *scmd) |
635374e7 EM |
2725 | { |
2726 | struct MPT2SAS_ADAPTER *ioc = shost_priv(scmd->device->host); | |
2727 | int r, retval; | |
2728 | ||
2729 | printk(MPT2SAS_INFO_FMT "attempting host reset! scmd(%p)\n", | |
2730 | ioc->name, scmd); | |
2731 | scsi_print_command(scmd); | |
2732 | ||
ddb588be SR |
2733 | if (ioc->is_driver_loading) { |
2734 | printk(MPT2SAS_INFO_FMT "Blocking the host reset\n", | |
2735 | ioc->name); | |
2736 | r = FAILED; | |
2737 | goto out; | |
2738 | } | |
2739 | ||
635374e7 EM |
2740 | retval = mpt2sas_base_hard_reset_handler(ioc, CAN_SLEEP, |
2741 | FORCE_BIG_HAMMER); | |
2742 | r = (retval < 0) ? FAILED : SUCCESS; | |
ddb588be SR |
2743 | |
2744 | out: | |
635374e7 EM |
2745 | printk(MPT2SAS_INFO_FMT "host reset: %s scmd(%p)\n", |
2746 | ioc->name, ((r == SUCCESS) ? "SUCCESS" : "FAILED"), scmd); | |
2747 | ||
2748 | return r; | |
2749 | } | |
2750 | ||
2751 | /** | |
2752 | * _scsih_fw_event_add - insert and queue up fw_event | |
2753 | * @ioc: per adapter object | |
2754 | * @fw_event: object describing the event | |
2755 | * Context: This function will acquire ioc->fw_event_lock. | |
2756 | * | |
2757 | * This adds the firmware event object into link list, then queues it up to | |
2758 | * be processed from user context. | |
2759 | * | |
2760 | * Return nothing. | |
2761 | */ | |
2762 | static void | |
2763 | _scsih_fw_event_add(struct MPT2SAS_ADAPTER *ioc, struct fw_event_work *fw_event) | |
2764 | { | |
2765 | unsigned long flags; | |
2766 | ||
2767 | if (ioc->firmware_event_thread == NULL) | |
2768 | return; | |
2769 | ||
2770 | spin_lock_irqsave(&ioc->fw_event_lock, flags); | |
2771 | list_add_tail(&fw_event->list, &ioc->fw_event_list); | |
f1c35e6a KD |
2772 | INIT_DELAYED_WORK(&fw_event->delayed_work, _firmware_event_work); |
2773 | queue_delayed_work(ioc->firmware_event_thread, | |
2774 | &fw_event->delayed_work, 0); | |
635374e7 EM |
2775 | spin_unlock_irqrestore(&ioc->fw_event_lock, flags); |
2776 | } | |
2777 | ||
2778 | /** | |
2779 | * _scsih_fw_event_free - delete fw_event | |
2780 | * @ioc: per adapter object | |
2781 | * @fw_event: object describing the event | |
2782 | * Context: This function will acquire ioc->fw_event_lock. | |
2783 | * | |
2784 | * This removes firmware event object from link list, frees associated memory. | |
2785 | * | |
2786 | * Return nothing. | |
2787 | */ | |
2788 | static void | |
2789 | _scsih_fw_event_free(struct MPT2SAS_ADAPTER *ioc, struct fw_event_work | |
2790 | *fw_event) | |
2791 | { | |
2792 | unsigned long flags; | |
2793 | ||
2794 | spin_lock_irqsave(&ioc->fw_event_lock, flags); | |
2795 | list_del(&fw_event->list); | |
635374e7 EM |
2796 | kfree(fw_event); |
2797 | spin_unlock_irqrestore(&ioc->fw_event_lock, flags); | |
2798 | } | |
2799 | ||
f1c35e6a | 2800 | |
635374e7 | 2801 | /** |
921cd802 | 2802 | * _scsih_error_recovery_delete_devices - remove devices not responding |
635374e7 | 2803 | * @ioc: per adapter object |
635374e7 EM |
2804 | * |
2805 | * Return nothing. | |
2806 | */ | |
2807 | static void | |
921cd802 | 2808 | _scsih_error_recovery_delete_devices(struct MPT2SAS_ADAPTER *ioc) |
635374e7 | 2809 | { |
f1c35e6a | 2810 | struct fw_event_work *fw_event; |
635374e7 | 2811 | |
921cd802 | 2812 | if (ioc->is_driver_loading) |
f1c35e6a | 2813 | return; |
181a9d79 DC |
2814 | |
2815 | fw_event = kzalloc(sizeof(struct fw_event_work), GFP_ATOMIC); | |
2816 | if (!fw_event) | |
2817 | return; | |
2818 | ||
921cd802 | 2819 | fw_event->event = MPT2SAS_REMOVE_UNRESPONDING_DEVICES; |
2820 | fw_event->ioc = ioc; | |
2821 | _scsih_fw_event_add(ioc, fw_event); | |
2822 | } | |
2823 | ||
2824 | /** | |
2825 | * mpt2sas_port_enable_complete - port enable completed (fake event) | |
2826 | * @ioc: per adapter object | |
2827 | * | |
2828 | * Return nothing. | |
2829 | */ | |
2830 | void | |
2831 | mpt2sas_port_enable_complete(struct MPT2SAS_ADAPTER *ioc) | |
2832 | { | |
2833 | struct fw_event_work *fw_event; | |
2834 | ||
f1c35e6a KD |
2835 | fw_event = kzalloc(sizeof(struct fw_event_work), GFP_ATOMIC); |
2836 | if (!fw_event) | |
2837 | return; | |
921cd802 | 2838 | fw_event->event = MPT2SAS_PORT_ENABLE_COMPLETE; |
f1c35e6a KD |
2839 | fw_event->ioc = ioc; |
2840 | _scsih_fw_event_add(ioc, fw_event); | |
635374e7 EM |
2841 | } |
2842 | ||
2843 | /** | |
f1c35e6a | 2844 | * _scsih_fw_event_cleanup_queue - cleanup event queue |
635374e7 EM |
2845 | * @ioc: per adapter object |
2846 | * | |
f1c35e6a KD |
2847 | * Walk the firmware event queue, either killing timers, or waiting |
2848 | * for outstanding events to complete | |
635374e7 EM |
2849 | * |
2850 | * Return nothing. | |
2851 | */ | |
2852 | static void | |
f1c35e6a | 2853 | _scsih_fw_event_cleanup_queue(struct MPT2SAS_ADAPTER *ioc) |
635374e7 | 2854 | { |
f1c35e6a | 2855 | struct fw_event_work *fw_event, *next; |
635374e7 | 2856 | |
f1c35e6a KD |
2857 | if (list_empty(&ioc->fw_event_list) || |
2858 | !ioc->firmware_event_thread || in_interrupt()) | |
2859 | return; | |
635374e7 | 2860 | |
f1c35e6a | 2861 | list_for_each_entry_safe(fw_event, next, &ioc->fw_event_list, list) { |
02b77081 | 2862 | if (cancel_delayed_work_sync(&fw_event->delayed_work)) { |
f1c35e6a KD |
2863 | _scsih_fw_event_free(ioc, fw_event); |
2864 | continue; | |
2865 | } | |
f1c35e6a | 2866 | } |
635374e7 EM |
2867 | } |
2868 | ||
f93213de KD |
2869 | /** |
2870 | * _scsih_ublock_io_all_device - unblock every device | |
2871 | * @ioc: per adapter object | |
2872 | * | |
2873 | * change the device state from block to running | |
2874 | */ | |
2875 | static void | |
2876 | _scsih_ublock_io_all_device(struct MPT2SAS_ADAPTER *ioc) | |
2877 | { | |
2878 | struct MPT2SAS_DEVICE *sas_device_priv_data; | |
2879 | struct scsi_device *sdev; | |
2880 | ||
2881 | shost_for_each_device(sdev, ioc->shost) { | |
2882 | sas_device_priv_data = sdev->hostdata; | |
2883 | if (!sas_device_priv_data) | |
2884 | continue; | |
2885 | if (!sas_device_priv_data->block) | |
2886 | continue; | |
2887 | sas_device_priv_data->block = 0; | |
2888 | dewtprintk(ioc, sdev_printk(KERN_INFO, sdev, "device_running, " | |
2889 | "handle(0x%04x)\n", | |
2890 | sas_device_priv_data->sas_target->handle)); | |
5d9fb5cc | 2891 | scsi_internal_device_unblock(sdev, SDEV_RUNNING); |
f93213de KD |
2892 | } |
2893 | } | |
635374e7 EM |
2894 | /** |
2895 | * _scsih_ublock_io_device - set the device state to SDEV_RUNNING | |
2896 | * @ioc: per adapter object | |
2897 | * @handle: device handle | |
2898 | * | |
2899 | * During device pull we need to appropiately set the sdev state. | |
2900 | */ | |
2901 | static void | |
39af7a98 | 2902 | _scsih_ublock_io_device(struct MPT2SAS_ADAPTER *ioc, u64 sas_address) |
635374e7 EM |
2903 | { |
2904 | struct MPT2SAS_DEVICE *sas_device_priv_data; | |
2905 | struct scsi_device *sdev; | |
2906 | ||
2907 | shost_for_each_device(sdev, ioc->shost) { | |
2908 | sas_device_priv_data = sdev->hostdata; | |
2909 | if (!sas_device_priv_data) | |
2910 | continue; | |
2911 | if (!sas_device_priv_data->block) | |
2912 | continue; | |
39af7a98 | 2913 | if (sas_device_priv_data->sas_target->sas_address == |
2914 | sas_address) { | |
635374e7 EM |
2915 | dewtprintk(ioc, sdev_printk(KERN_INFO, sdev, |
2916 | MPT2SAS_INFO_FMT "SDEV_RUNNING: " | |
39af7a98 | 2917 | "sas address(0x%016llx)\n", ioc->name, |
2918 | (unsigned long long)sas_address)); | |
635374e7 | 2919 | sas_device_priv_data->block = 0; |
5d9fb5cc | 2920 | scsi_internal_device_unblock(sdev, SDEV_RUNNING); |
635374e7 EM |
2921 | } |
2922 | } | |
2923 | } | |
2924 | ||
f93213de KD |
2925 | /** |
2926 | * _scsih_block_io_all_device - set the device state to SDEV_BLOCK | |
2927 | * @ioc: per adapter object | |
2928 | * @handle: device handle | |
2929 | * | |
2930 | * During device pull we need to appropiately set the sdev state. | |
2931 | */ | |
2932 | static void | |
2933 | _scsih_block_io_all_device(struct MPT2SAS_ADAPTER *ioc) | |
2934 | { | |
2935 | struct MPT2SAS_DEVICE *sas_device_priv_data; | |
2936 | struct scsi_device *sdev; | |
2937 | ||
2938 | shost_for_each_device(sdev, ioc->shost) { | |
2939 | sas_device_priv_data = sdev->hostdata; | |
2940 | if (!sas_device_priv_data) | |
2941 | continue; | |
2942 | if (sas_device_priv_data->block) | |
2943 | continue; | |
2944 | sas_device_priv_data->block = 1; | |
2945 | dewtprintk(ioc, sdev_printk(KERN_INFO, sdev, "device_blocked, " | |
2946 | "handle(0x%04x)\n", | |
2947 | sas_device_priv_data->sas_target->handle)); | |
2948 | scsi_internal_device_block(sdev); | |
2949 | } | |
2950 | } | |
2951 | ||
2952 | ||
635374e7 EM |
2953 | /** |
2954 | * _scsih_block_io_device - set the device state to SDEV_BLOCK | |
2955 | * @ioc: per adapter object | |
2956 | * @handle: device handle | |
2957 | * | |
2958 | * During device pull we need to appropiately set the sdev state. | |
2959 | */ | |
2960 | static void | |
2961 | _scsih_block_io_device(struct MPT2SAS_ADAPTER *ioc, u16 handle) | |
2962 | { | |
2963 | struct MPT2SAS_DEVICE *sas_device_priv_data; | |
2964 | struct scsi_device *sdev; | |
2965 | ||
2966 | shost_for_each_device(sdev, ioc->shost) { | |
2967 | sas_device_priv_data = sdev->hostdata; | |
2968 | if (!sas_device_priv_data) | |
2969 | continue; | |
2970 | if (sas_device_priv_data->block) | |
2971 | continue; | |
2972 | if (sas_device_priv_data->sas_target->handle == handle) { | |
2973 | dewtprintk(ioc, sdev_printk(KERN_INFO, sdev, | |
2974 | MPT2SAS_INFO_FMT "SDEV_BLOCK: " | |
2975 | "handle(0x%04x)\n", ioc->name, handle)); | |
2976 | sas_device_priv_data->block = 1; | |
34a03bef | 2977 | scsi_internal_device_block(sdev); |
635374e7 EM |
2978 | } |
2979 | } | |
2980 | } | |
2981 | ||
2982 | /** | |
2983 | * _scsih_block_io_to_children_attached_to_ex | |
2984 | * @ioc: per adapter object | |
2985 | * @sas_expander: the sas_device object | |
2986 | * | |
2987 | * This routine set sdev state to SDEV_BLOCK for all devices | |
2988 | * attached to this expander. This function called when expander is | |
2989 | * pulled. | |
2990 | */ | |
2991 | static void | |
2992 | _scsih_block_io_to_children_attached_to_ex(struct MPT2SAS_ADAPTER *ioc, | |
2993 | struct _sas_node *sas_expander) | |
2994 | { | |
2995 | struct _sas_port *mpt2sas_port; | |
2996 | struct _sas_device *sas_device; | |
2997 | struct _sas_node *expander_sibling; | |
2998 | unsigned long flags; | |
2999 | ||
3000 | if (!sas_expander) | |
3001 | return; | |
3002 | ||
3003 | list_for_each_entry(mpt2sas_port, | |
3004 | &sas_expander->sas_port_list, port_list) { | |
3005 | if (mpt2sas_port->remote_identify.device_type == | |
3006 | SAS_END_DEVICE) { | |
3007 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
3008 | sas_device = | |
3009 | mpt2sas_scsih_sas_device_find_by_sas_address(ioc, | |
3010 | mpt2sas_port->remote_identify.sas_address); | |
09da0b32 | 3011 | if (sas_device) |
3012 | set_bit(sas_device->handle, | |
3013 | ioc->blocking_handles); | |
635374e7 | 3014 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
635374e7 EM |
3015 | } |
3016 | } | |
3017 | ||
3018 | list_for_each_entry(mpt2sas_port, | |
3019 | &sas_expander->sas_port_list, port_list) { | |
3020 | ||
3021 | if (mpt2sas_port->remote_identify.device_type == | |
7f6f794d | 3022 | SAS_EDGE_EXPANDER_DEVICE || |
635374e7 | 3023 | mpt2sas_port->remote_identify.device_type == |
7f6f794d | 3024 | SAS_FANOUT_EXPANDER_DEVICE) { |
635374e7 EM |
3025 | expander_sibling = |
3026 | mpt2sas_scsih_expander_find_by_sas_address( | |
3027 | ioc, mpt2sas_port->remote_identify.sas_address); | |
635374e7 EM |
3028 | _scsih_block_io_to_children_attached_to_ex(ioc, |
3029 | expander_sibling); | |
3030 | } | |
3031 | } | |
3032 | } | |
3033 | ||
3034 | /** | |
3035 | * _scsih_block_io_to_children_attached_directly | |
3036 | * @ioc: per adapter object | |
3037 | * @event_data: topology change event data | |
3038 | * | |
3039 | * This routine set sdev state to SDEV_BLOCK for all devices | |
3040 | * direct attached during device pull. | |
3041 | */ | |
3042 | static void | |
3043 | _scsih_block_io_to_children_attached_directly(struct MPT2SAS_ADAPTER *ioc, | |
3044 | Mpi2EventDataSasTopologyChangeList_t *event_data) | |
3045 | { | |
3046 | int i; | |
3047 | u16 handle; | |
3048 | u16 reason_code; | |
3049 | u8 phy_number; | |
3050 | ||
3051 | for (i = 0; i < event_data->NumEntries; i++) { | |
3052 | handle = le16_to_cpu(event_data->PHY[i].AttachedDevHandle); | |
3053 | if (!handle) | |
3054 | continue; | |
3055 | phy_number = event_data->StartPhyNum + i; | |
3056 | reason_code = event_data->PHY[i].PhyStatus & | |
3057 | MPI2_EVENT_SAS_TOPO_RC_MASK; | |
3058 | if (reason_code == MPI2_EVENT_SAS_TOPO_RC_DELAY_NOT_RESPONDING) | |
3059 | _scsih_block_io_device(ioc, handle); | |
3060 | } | |
3061 | } | |
3062 | ||
77e63ed4 KD |
3063 | /** |
3064 | * _scsih_tm_tr_send - send task management request | |
3065 | * @ioc: per adapter object | |
3066 | * @handle: device handle | |
3067 | * Context: interrupt time. | |
3068 | * | |
25985edc | 3069 | * This code is to initiate the device removal handshake protocol |
77e63ed4 KD |
3070 | * with controller firmware. This function will issue target reset |
3071 | * using high priority request queue. It will send a sas iounit | |
25985edc | 3072 | * control request (MPI2_SAS_OP_REMOVE_DEVICE) from this completion. |
77e63ed4 KD |
3073 | * |
3074 | * This is designed to send muliple task management request at the same | |
3075 | * time to the fifo. If the fifo is full, we will append the request, | |
3076 | * and process it in a future completion. | |
3077 | */ | |
3078 | static void | |
3079 | _scsih_tm_tr_send(struct MPT2SAS_ADAPTER *ioc, u16 handle) | |
3080 | { | |
3081 | Mpi2SCSITaskManagementRequest_t *mpi_request; | |
77e63ed4 KD |
3082 | u16 smid; |
3083 | struct _sas_device *sas_device; | |
f3db032f | 3084 | struct MPT2SAS_TARGET *sas_target_priv_data = NULL; |
3085 | u64 sas_address = 0; | |
77e63ed4 KD |
3086 | unsigned long flags; |
3087 | struct _tr_list *delayed_tr; | |
f881cead | 3088 | u32 ioc_state; |
77e63ed4 | 3089 | |
f881cead | 3090 | if (ioc->remove_host) { |
3091 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: host has been " | |
3092 | "removed: handle(0x%04x)\n", __func__, ioc->name, handle)); | |
3093 | return; | |
3094 | } else if (ioc->pci_error_recovery) { | |
3095 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: host in pci " | |
3096 | "error recovery: handle(0x%04x)\n", __func__, ioc->name, | |
3097 | handle)); | |
3098 | return; | |
3099 | } | |
3100 | ioc_state = mpt2sas_base_get_iocstate(ioc, 1); | |
3101 | if (ioc_state != MPI2_IOC_STATE_OPERATIONAL) { | |
3102 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: host is not " | |
3103 | "operational: handle(0x%04x)\n", __func__, ioc->name, | |
3104 | handle)); | |
77e63ed4 KD |
3105 | return; |
3106 | } | |
3107 | ||
f3eedd69 KD |
3108 | /* if PD, then return */ |
3109 | if (test_bit(handle, ioc->pd_handles)) | |
3110 | return; | |
3111 | ||
77e63ed4 KD |
3112 | spin_lock_irqsave(&ioc->sas_device_lock, flags); |
3113 | sas_device = _scsih_sas_device_find_by_handle(ioc, handle); | |
f3eedd69 KD |
3114 | if (sas_device && sas_device->starget && |
3115 | sas_device->starget->hostdata) { | |
3116 | sas_target_priv_data = sas_device->starget->hostdata; | |
3117 | sas_target_priv_data->deleted = 1; | |
f3db032f | 3118 | sas_address = sas_device->sas_address; |
1278b11f KD |
3119 | } |
3120 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
77e63ed4 | 3121 | |
f3db032f | 3122 | if (sas_target_priv_data) { |
3123 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "setting delete flag: " | |
3124 | "handle(0x%04x), sas_addr(0x%016llx)\n", ioc->name, handle, | |
3125 | (unsigned long long)sas_address)); | |
39af7a98 | 3126 | _scsih_ublock_io_device(ioc, sas_address); |
918134ef | 3127 | sas_target_priv_data->handle = MPT2SAS_INVALID_DEVICE_HANDLE; |
f3db032f | 3128 | } |
3129 | ||
77e63ed4 KD |
3130 | smid = mpt2sas_base_get_smid_hpr(ioc, ioc->tm_tr_cb_idx); |
3131 | if (!smid) { | |
3132 | delayed_tr = kzalloc(sizeof(*delayed_tr), GFP_ATOMIC); | |
3133 | if (!delayed_tr) | |
3134 | return; | |
3135 | INIT_LIST_HEAD(&delayed_tr->list); | |
3136 | delayed_tr->handle = handle; | |
1278b11f | 3137 | list_add_tail(&delayed_tr->list, &ioc->delayed_tr_list); |
a28eb222 | 3138 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT |
1278b11f KD |
3139 | "DELAYED:tr:handle(0x%04x), (open)\n", |
3140 | ioc->name, handle)); | |
3141 | return; | |
77e63ed4 KD |
3142 | } |
3143 | ||
1278b11f KD |
3144 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "tr_send:handle(0x%04x), " |
3145 | "(open), smid(%d), cb(%d)\n", ioc->name, handle, smid, | |
3146 | ioc->tm_tr_cb_idx)); | |
77e63ed4 KD |
3147 | mpi_request = mpt2sas_base_get_msg_frame(ioc, smid); |
3148 | memset(mpi_request, 0, sizeof(Mpi2SCSITaskManagementRequest_t)); | |
3149 | mpi_request->Function = MPI2_FUNCTION_SCSI_TASK_MGMT; | |
3150 | mpi_request->DevHandle = cpu_to_le16(handle); | |
3151 | mpi_request->TaskType = MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET; | |
77e63ed4 KD |
3152 | mpt2sas_base_put_smid_hi_priority(ioc, smid); |
3153 | } | |
3154 | ||
3155 | ||
3156 | ||
3157 | /** | |
3158 | * _scsih_sas_control_complete - completion routine | |
3159 | * @ioc: per adapter object | |
3160 | * @smid: system request message index | |
3161 | * @msix_index: MSIX table index supplied by the OS | |
3162 | * @reply: reply message frame(lower 32bit addr) | |
3163 | * Context: interrupt time. | |
3164 | * | |
25985edc | 3165 | * This is the sas iounit control completion routine. |
77e63ed4 | 3166 | * This code is part of the code to initiate the device removal |
25985edc | 3167 | * handshake protocol with controller firmware. |
77e63ed4 KD |
3168 | * |
3169 | * Return 1 meaning mf should be freed from _base_interrupt | |
3170 | * 0 means the mf is freed from this function. | |
3171 | */ | |
3172 | static u8 | |
3173 | _scsih_sas_control_complete(struct MPT2SAS_ADAPTER *ioc, u16 smid, | |
3174 | u8 msix_index, u32 reply) | |
3175 | { | |
77e63ed4 KD |
3176 | Mpi2SasIoUnitControlReply_t *mpi_reply = |
3177 | mpt2sas_base_get_reply_virt_addr(ioc, reply); | |
298c794d | 3178 | if (likely(mpi_reply)) { |
3179 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT | |
3180 | "sc_complete:handle(0x%04x), (open) " | |
3181 | "smid(%d), ioc_status(0x%04x), loginfo(0x%08x)\n", | |
3182 | ioc->name, le16_to_cpu(mpi_reply->DevHandle), smid, | |
3183 | le16_to_cpu(mpi_reply->IOCStatus), | |
3184 | le32_to_cpu(mpi_reply->IOCLogInfo))); | |
3185 | } else { | |
3186 | printk(MPT2SAS_ERR_FMT "mpi_reply not valid at %s:%d/%s()!\n", | |
3187 | ioc->name, __FILE__, __LINE__, __func__); | |
3188 | } | |
77e63ed4 KD |
3189 | return 1; |
3190 | } | |
3191 | ||
f3eedd69 KD |
3192 | /** |
3193 | * _scsih_tm_tr_volume_send - send target reset request for volumes | |
3194 | * @ioc: per adapter object | |
3195 | * @handle: device handle | |
3196 | * Context: interrupt time. | |
3197 | * | |
3198 | * This is designed to send muliple task management request at the same | |
3199 | * time to the fifo. If the fifo is full, we will append the request, | |
3200 | * and process it in a future completion. | |
3201 | */ | |
3202 | static void | |
3203 | _scsih_tm_tr_volume_send(struct MPT2SAS_ADAPTER *ioc, u16 handle) | |
3204 | { | |
3205 | Mpi2SCSITaskManagementRequest_t *mpi_request; | |
3206 | u16 smid; | |
3207 | struct _tr_list *delayed_tr; | |
3208 | ||
3cb5469a EM |
3209 | if (ioc->shost_recovery || ioc->remove_host || |
3210 | ioc->pci_error_recovery) { | |
f3eedd69 KD |
3211 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: host reset in " |
3212 | "progress!\n", __func__, ioc->name)); | |
3213 | return; | |
3214 | } | |
3215 | ||
3216 | smid = mpt2sas_base_get_smid_hpr(ioc, ioc->tm_tr_volume_cb_idx); | |
3217 | if (!smid) { | |
3218 | delayed_tr = kzalloc(sizeof(*delayed_tr), GFP_ATOMIC); | |
3219 | if (!delayed_tr) | |
3220 | return; | |
3221 | INIT_LIST_HEAD(&delayed_tr->list); | |
3222 | delayed_tr->handle = handle; | |
3223 | list_add_tail(&delayed_tr->list, &ioc->delayed_tr_volume_list); | |
3224 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT | |
3225 | "DELAYED:tr:handle(0x%04x), (open)\n", | |
3226 | ioc->name, handle)); | |
3227 | return; | |
3228 | } | |
3229 | ||
3230 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "tr_send:handle(0x%04x), " | |
3231 | "(open), smid(%d), cb(%d)\n", ioc->name, handle, smid, | |
3232 | ioc->tm_tr_volume_cb_idx)); | |
3233 | mpi_request = mpt2sas_base_get_msg_frame(ioc, smid); | |
3234 | memset(mpi_request, 0, sizeof(Mpi2SCSITaskManagementRequest_t)); | |
3235 | mpi_request->Function = MPI2_FUNCTION_SCSI_TASK_MGMT; | |
3236 | mpi_request->DevHandle = cpu_to_le16(handle); | |
3237 | mpi_request->TaskType = MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET; | |
3238 | mpt2sas_base_put_smid_hi_priority(ioc, smid); | |
3239 | } | |
3240 | ||
3241 | /** | |
3242 | * _scsih_tm_volume_tr_complete - target reset completion | |
3243 | * @ioc: per adapter object | |
3244 | * @smid: system request message index | |
3245 | * @msix_index: MSIX table index supplied by the OS | |
3246 | * @reply: reply message frame(lower 32bit addr) | |
3247 | * Context: interrupt time. | |
3248 | * | |
3249 | * Return 1 meaning mf should be freed from _base_interrupt | |
3250 | * 0 means the mf is freed from this function. | |
3251 | */ | |
3252 | static u8 | |
3253 | _scsih_tm_volume_tr_complete(struct MPT2SAS_ADAPTER *ioc, u16 smid, | |
3254 | u8 msix_index, u32 reply) | |
3255 | { | |
3256 | u16 handle; | |
3257 | Mpi2SCSITaskManagementRequest_t *mpi_request_tm; | |
3258 | Mpi2SCSITaskManagementReply_t *mpi_reply = | |
3259 | mpt2sas_base_get_reply_virt_addr(ioc, reply); | |
3260 | ||
3cb5469a EM |
3261 | if (ioc->shost_recovery || ioc->remove_host || |
3262 | ioc->pci_error_recovery) { | |
f3eedd69 KD |
3263 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: host reset in " |
3264 | "progress!\n", __func__, ioc->name)); | |
3265 | return 1; | |
3266 | } | |
298c794d | 3267 | if (unlikely(!mpi_reply)) { |
3268 | printk(MPT2SAS_ERR_FMT "mpi_reply not valid at %s:%d/%s()!\n", | |
3269 | ioc->name, __FILE__, __LINE__, __func__); | |
3270 | return 1; | |
3271 | } | |
f3eedd69 KD |
3272 | mpi_request_tm = mpt2sas_base_get_msg_frame(ioc, smid); |
3273 | handle = le16_to_cpu(mpi_request_tm->DevHandle); | |
3274 | if (handle != le16_to_cpu(mpi_reply->DevHandle)) { | |
3275 | dewtprintk(ioc, printk("spurious interrupt: " | |
3276 | "handle(0x%04x:0x%04x), smid(%d)!!!\n", handle, | |
3277 | le16_to_cpu(mpi_reply->DevHandle), smid)); | |
3278 | return 0; | |
3279 | } | |
3280 | ||
3281 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT | |
3282 | "tr_complete:handle(0x%04x), (open) smid(%d), ioc_status(0x%04x), " | |
3283 | "loginfo(0x%08x), completed(%d)\n", ioc->name, | |
3284 | handle, smid, le16_to_cpu(mpi_reply->IOCStatus), | |
3285 | le32_to_cpu(mpi_reply->IOCLogInfo), | |
3286 | le32_to_cpu(mpi_reply->TerminationCount))); | |
3287 | ||
3288 | return _scsih_check_for_pending_tm(ioc, smid); | |
3289 | } | |
3290 | ||
77e63ed4 KD |
3291 | /** |
3292 | * _scsih_tm_tr_complete - | |
3293 | * @ioc: per adapter object | |
3294 | * @smid: system request message index | |
3295 | * @msix_index: MSIX table index supplied by the OS | |
3296 | * @reply: reply message frame(lower 32bit addr) | |
3297 | * Context: interrupt time. | |
3298 | * | |
3299 | * This is the target reset completion routine. | |
3300 | * This code is part of the code to initiate the device removal | |
25985edc LDM |
3301 | * handshake protocol with controller firmware. |
3302 | * It will send a sas iounit control request (MPI2_SAS_OP_REMOVE_DEVICE) | |
77e63ed4 KD |
3303 | * |
3304 | * Return 1 meaning mf should be freed from _base_interrupt | |
3305 | * 0 means the mf is freed from this function. | |
3306 | */ | |
3307 | static u8 | |
3308 | _scsih_tm_tr_complete(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index, | |
3309 | u32 reply) | |
3310 | { | |
77e63ed4 | 3311 | u16 handle; |
1278b11f | 3312 | Mpi2SCSITaskManagementRequest_t *mpi_request_tm; |
77e63ed4 KD |
3313 | Mpi2SCSITaskManagementReply_t *mpi_reply = |
3314 | mpt2sas_base_get_reply_virt_addr(ioc, reply); | |
3315 | Mpi2SasIoUnitControlRequest_t *mpi_request; | |
3316 | u16 smid_sas_ctrl; | |
f881cead | 3317 | u32 ioc_state; |
77e63ed4 | 3318 | |
f881cead | 3319 | if (ioc->remove_host) { |
3320 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: host has been " | |
3321 | "removed\n", __func__, ioc->name)); | |
3322 | return 1; | |
3323 | } else if (ioc->pci_error_recovery) { | |
3324 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: host in pci " | |
3325 | "error recovery\n", __func__, ioc->name)); | |
3326 | return 1; | |
3327 | } | |
3328 | ioc_state = mpt2sas_base_get_iocstate(ioc, 1); | |
3329 | if (ioc_state != MPI2_IOC_STATE_OPERATIONAL) { | |
3330 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: host is not " | |
3331 | "operational\n", __func__, ioc->name)); | |
1278b11f | 3332 | return 1; |
77e63ed4 | 3333 | } |
298c794d | 3334 | if (unlikely(!mpi_reply)) { |
3335 | printk(MPT2SAS_ERR_FMT "mpi_reply not valid at %s:%d/%s()!\n", | |
3336 | ioc->name, __FILE__, __LINE__, __func__); | |
3337 | return 1; | |
3338 | } | |
1278b11f KD |
3339 | mpi_request_tm = mpt2sas_base_get_msg_frame(ioc, smid); |
3340 | handle = le16_to_cpu(mpi_request_tm->DevHandle); | |
3341 | if (handle != le16_to_cpu(mpi_reply->DevHandle)) { | |
3342 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "spurious interrupt: " | |
3343 | "handle(0x%04x:0x%04x), smid(%d)!!!\n", ioc->name, handle, | |
3344 | le16_to_cpu(mpi_reply->DevHandle), smid)); | |
3345 | return 0; | |
77e63ed4 KD |
3346 | } |
3347 | ||
1278b11f KD |
3348 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT |
3349 | "tr_complete:handle(0x%04x), (open) smid(%d), ioc_status(0x%04x), " | |
3350 | "loginfo(0x%08x), completed(%d)\n", ioc->name, | |
3351 | handle, smid, le16_to_cpu(mpi_reply->IOCStatus), | |
3352 | le32_to_cpu(mpi_reply->IOCLogInfo), | |
3353 | le32_to_cpu(mpi_reply->TerminationCount))); | |
3354 | ||
77e63ed4 KD |
3355 | smid_sas_ctrl = mpt2sas_base_get_smid(ioc, ioc->tm_sas_control_cb_idx); |
3356 | if (!smid_sas_ctrl) { | |
3357 | printk(MPT2SAS_ERR_FMT "%s: failed obtaining a smid\n", | |
3358 | ioc->name, __func__); | |
1278b11f | 3359 | return 1; |
77e63ed4 KD |
3360 | } |
3361 | ||
1278b11f KD |
3362 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "sc_send:handle(0x%04x), " |
3363 | "(open), smid(%d), cb(%d)\n", ioc->name, handle, smid_sas_ctrl, | |
3364 | ioc->tm_sas_control_cb_idx)); | |
77e63ed4 KD |
3365 | mpi_request = mpt2sas_base_get_msg_frame(ioc, smid_sas_ctrl); |
3366 | memset(mpi_request, 0, sizeof(Mpi2SasIoUnitControlRequest_t)); | |
3367 | mpi_request->Function = MPI2_FUNCTION_SAS_IO_UNIT_CONTROL; | |
3368 | mpi_request->Operation = MPI2_SAS_OP_REMOVE_DEVICE; | |
1278b11f | 3369 | mpi_request->DevHandle = mpi_request_tm->DevHandle; |
77e63ed4 | 3370 | mpt2sas_base_put_smid_default(ioc, smid_sas_ctrl); |
1278b11f | 3371 | |
f3eedd69 KD |
3372 | return _scsih_check_for_pending_tm(ioc, smid); |
3373 | } | |
3374 | ||
3375 | /** | |
3376 | * _scsih_check_for_pending_tm - check for pending task management | |
3377 | * @ioc: per adapter object | |
3378 | * @smid: system request message index | |
3379 | * | |
3380 | * This will check delayed target reset list, and feed the | |
3381 | * next reqeust. | |
3382 | * | |
3383 | * Return 1 meaning mf should be freed from _base_interrupt | |
3384 | * 0 means the mf is freed from this function. | |
3385 | */ | |
3386 | static u8 | |
3387 | _scsih_check_for_pending_tm(struct MPT2SAS_ADAPTER *ioc, u16 smid) | |
3388 | { | |
3389 | struct _tr_list *delayed_tr; | |
3390 | ||
3391 | if (!list_empty(&ioc->delayed_tr_volume_list)) { | |
3392 | delayed_tr = list_entry(ioc->delayed_tr_volume_list.next, | |
3393 | struct _tr_list, list); | |
3394 | mpt2sas_base_free_smid(ioc, smid); | |
3395 | _scsih_tm_tr_volume_send(ioc, delayed_tr->handle); | |
3396 | list_del(&delayed_tr->list); | |
3397 | kfree(delayed_tr); | |
3398 | return 0; | |
3399 | } | |
3400 | ||
1278b11f KD |
3401 | if (!list_empty(&ioc->delayed_tr_list)) { |
3402 | delayed_tr = list_entry(ioc->delayed_tr_list.next, | |
3403 | struct _tr_list, list); | |
3404 | mpt2sas_base_free_smid(ioc, smid); | |
3405 | _scsih_tm_tr_send(ioc, delayed_tr->handle); | |
3406 | list_del(&delayed_tr->list); | |
3407 | kfree(delayed_tr); | |
f3eedd69 | 3408 | return 0; |
1278b11f | 3409 | } |
f3eedd69 | 3410 | |
1278b11f | 3411 | return 1; |
77e63ed4 KD |
3412 | } |
3413 | ||
635374e7 EM |
3414 | /** |
3415 | * _scsih_check_topo_delete_events - sanity check on topo events | |
3416 | * @ioc: per adapter object | |
3417 | * @event_data: the event data payload | |
3418 | * | |
3419 | * This routine added to better handle cable breaker. | |
3420 | * | |
25985edc | 3421 | * This handles the case where driver receives multiple expander |
635374e7 EM |
3422 | * add and delete events in a single shot. When there is a delete event |
3423 | * the routine will void any pending add events waiting in the event queue. | |
3424 | * | |
3425 | * Return nothing. | |
3426 | */ | |
3427 | static void | |
3428 | _scsih_check_topo_delete_events(struct MPT2SAS_ADAPTER *ioc, | |
3429 | Mpi2EventDataSasTopologyChangeList_t *event_data) | |
3430 | { | |
3431 | struct fw_event_work *fw_event; | |
3432 | Mpi2EventDataSasTopologyChangeList_t *local_event_data; | |
3433 | u16 expander_handle; | |
3434 | struct _sas_node *sas_expander; | |
3435 | unsigned long flags; | |
77e63ed4 KD |
3436 | int i, reason_code; |
3437 | u16 handle; | |
3438 | ||
3439 | for (i = 0 ; i < event_data->NumEntries; i++) { | |
77e63ed4 KD |
3440 | handle = le16_to_cpu(event_data->PHY[i].AttachedDevHandle); |
3441 | if (!handle) | |
3442 | continue; | |
3443 | reason_code = event_data->PHY[i].PhyStatus & | |
3444 | MPI2_EVENT_SAS_TOPO_RC_MASK; | |
3445 | if (reason_code == MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING) | |
3446 | _scsih_tm_tr_send(ioc, handle); | |
3447 | } | |
635374e7 EM |
3448 | |
3449 | expander_handle = le16_to_cpu(event_data->ExpanderDevHandle); | |
3450 | if (expander_handle < ioc->sas_hba.num_phys) { | |
3451 | _scsih_block_io_to_children_attached_directly(ioc, event_data); | |
3452 | return; | |
3453 | } | |
09da0b32 | 3454 | if (event_data->ExpStatus == |
3455 | MPI2_EVENT_SAS_TOPO_ES_DELAY_NOT_RESPONDING) { | |
3456 | /* put expander attached devices into blocking state */ | |
635374e7 EM |
3457 | spin_lock_irqsave(&ioc->sas_node_lock, flags); |
3458 | sas_expander = mpt2sas_scsih_expander_find_by_handle(ioc, | |
3459 | expander_handle); | |
635374e7 | 3460 | _scsih_block_io_to_children_attached_to_ex(ioc, sas_expander); |
09da0b32 | 3461 | spin_unlock_irqrestore(&ioc->sas_node_lock, flags); |
3462 | do { | |
3463 | handle = find_first_bit(ioc->blocking_handles, | |
3464 | ioc->facts.MaxDevHandle); | |
3465 | if (handle < ioc->facts.MaxDevHandle) | |
3466 | _scsih_block_io_device(ioc, handle); | |
3467 | } while (test_and_clear_bit(handle, ioc->blocking_handles)); | |
635374e7 EM |
3468 | } else if (event_data->ExpStatus == MPI2_EVENT_SAS_TOPO_ES_RESPONDING) |
3469 | _scsih_block_io_to_children_attached_directly(ioc, event_data); | |
3470 | ||
3471 | if (event_data->ExpStatus != MPI2_EVENT_SAS_TOPO_ES_NOT_RESPONDING) | |
3472 | return; | |
3473 | ||
3474 | /* mark ignore flag for pending events */ | |
3475 | spin_lock_irqsave(&ioc->fw_event_lock, flags); | |
3476 | list_for_each_entry(fw_event, &ioc->fw_event_list, list) { | |
3477 | if (fw_event->event != MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST || | |
3478 | fw_event->ignore) | |
3479 | continue; | |
00713ad7 JL |
3480 | local_event_data = (Mpi2EventDataSasTopologyChangeList_t *) |
3481 | fw_event->event_data; | |
635374e7 EM |
3482 | if (local_event_data->ExpStatus == |
3483 | MPI2_EVENT_SAS_TOPO_ES_ADDED || | |
3484 | local_event_data->ExpStatus == | |
3485 | MPI2_EVENT_SAS_TOPO_ES_RESPONDING) { | |
3486 | if (le16_to_cpu(local_event_data->ExpanderDevHandle) == | |
3487 | expander_handle) { | |
eabb08ad | 3488 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT |
635374e7 EM |
3489 | "setting ignoring flag\n", ioc->name)); |
3490 | fw_event->ignore = 1; | |
3491 | } | |
3492 | } | |
3493 | } | |
3494 | spin_unlock_irqrestore(&ioc->fw_event_lock, flags); | |
3495 | } | |
3496 | ||
f3eedd69 KD |
3497 | /** |
3498 | * _scsih_set_volume_delete_flag - setting volume delete flag | |
3499 | * @ioc: per adapter object | |
3500 | * @handle: device handle | |
3501 | * | |
3502 | * This | |
3503 | * Return nothing. | |
3504 | */ | |
3505 | static void | |
3506 | _scsih_set_volume_delete_flag(struct MPT2SAS_ADAPTER *ioc, u16 handle) | |
3507 | { | |
3508 | struct _raid_device *raid_device; | |
3509 | struct MPT2SAS_TARGET *sas_target_priv_data; | |
3510 | unsigned long flags; | |
3511 | ||
3512 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
3513 | raid_device = _scsih_raid_device_find_by_handle(ioc, handle); | |
3514 | if (raid_device && raid_device->starget && | |
3515 | raid_device->starget->hostdata) { | |
3516 | sas_target_priv_data = | |
3517 | raid_device->starget->hostdata; | |
3518 | sas_target_priv_data->deleted = 1; | |
3519 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT | |
3520 | "setting delete flag: handle(0x%04x), " | |
3521 | "wwid(0x%016llx)\n", ioc->name, handle, | |
3522 | (unsigned long long) raid_device->wwid)); | |
3523 | } | |
3524 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
3525 | } | |
3526 | ||
3527 | /** | |
3528 | * _scsih_set_volume_handle_for_tr - set handle for target reset to volume | |
3529 | * @handle: input handle | |
3530 | * @a: handle for volume a | |
3531 | * @b: handle for volume b | |
3532 | * | |
3533 | * IR firmware only supports two raid volumes. The purpose of this | |
3534 | * routine is to set the volume handle in either a or b. When the given | |
3535 | * input handle is non-zero, or when a and b have not been set before. | |
3536 | */ | |
3537 | static void | |
3538 | _scsih_set_volume_handle_for_tr(u16 handle, u16 *a, u16 *b) | |
3539 | { | |
3540 | if (!handle || handle == *a || handle == *b) | |
3541 | return; | |
3542 | if (!*a) | |
3543 | *a = handle; | |
3544 | else if (!*b) | |
3545 | *b = handle; | |
3546 | } | |
3547 | ||
3548 | /** | |
3549 | * _scsih_check_ir_config_unhide_events - check for UNHIDE events | |
3550 | * @ioc: per adapter object | |
3551 | * @event_data: the event data payload | |
3552 | * Context: interrupt time. | |
3553 | * | |
3554 | * This routine will send target reset to volume, followed by target | |
3555 | * resets to the PDs. This is called when a PD has been removed, or | |
3556 | * volume has been deleted or removed. When the target reset is sent | |
3557 | * to volume, the PD target resets need to be queued to start upon | |
3558 | * completion of the volume target reset. | |
3559 | * | |
3560 | * Return nothing. | |
3561 | */ | |
3562 | static void | |
3563 | _scsih_check_ir_config_unhide_events(struct MPT2SAS_ADAPTER *ioc, | |
3564 | Mpi2EventDataIrConfigChangeList_t *event_data) | |
3565 | { | |
3566 | Mpi2EventIrConfigElement_t *element; | |
3567 | int i; | |
3568 | u16 handle, volume_handle, a, b; | |
3569 | struct _tr_list *delayed_tr; | |
3570 | ||
3571 | a = 0; | |
3572 | b = 0; | |
3573 | ||
0bdccdb0 KD |
3574 | if (ioc->is_warpdrive) |
3575 | return; | |
3576 | ||
f3eedd69 KD |
3577 | /* Volume Resets for Deleted or Removed */ |
3578 | element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0]; | |
3579 | for (i = 0; i < event_data->NumElements; i++, element++) { | |
3580 | if (element->ReasonCode == | |
3581 | MPI2_EVENT_IR_CHANGE_RC_VOLUME_DELETED || | |
3582 | element->ReasonCode == | |
3583 | MPI2_EVENT_IR_CHANGE_RC_REMOVED) { | |
3584 | volume_handle = le16_to_cpu(element->VolDevHandle); | |
3585 | _scsih_set_volume_delete_flag(ioc, volume_handle); | |
3586 | _scsih_set_volume_handle_for_tr(volume_handle, &a, &b); | |
3587 | } | |
3588 | } | |
3589 | ||
3590 | /* Volume Resets for UNHIDE events */ | |
3591 | element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0]; | |
3592 | for (i = 0; i < event_data->NumElements; i++, element++) { | |
3593 | if (le32_to_cpu(event_data->Flags) & | |
3594 | MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG) | |
3595 | continue; | |
3596 | if (element->ReasonCode == MPI2_EVENT_IR_CHANGE_RC_UNHIDE) { | |
3597 | volume_handle = le16_to_cpu(element->VolDevHandle); | |
3598 | _scsih_set_volume_handle_for_tr(volume_handle, &a, &b); | |
3599 | } | |
3600 | } | |
3601 | ||
3602 | if (a) | |
3603 | _scsih_tm_tr_volume_send(ioc, a); | |
3604 | if (b) | |
3605 | _scsih_tm_tr_volume_send(ioc, b); | |
3606 | ||
3607 | /* PD target resets */ | |
3608 | element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0]; | |
3609 | for (i = 0; i < event_data->NumElements; i++, element++) { | |
3610 | if (element->ReasonCode != MPI2_EVENT_IR_CHANGE_RC_UNHIDE) | |
3611 | continue; | |
3612 | handle = le16_to_cpu(element->PhysDiskDevHandle); | |
3613 | volume_handle = le16_to_cpu(element->VolDevHandle); | |
3614 | clear_bit(handle, ioc->pd_handles); | |
3615 | if (!volume_handle) | |
3616 | _scsih_tm_tr_send(ioc, handle); | |
3617 | else if (volume_handle == a || volume_handle == b) { | |
3618 | delayed_tr = kzalloc(sizeof(*delayed_tr), GFP_ATOMIC); | |
3619 | BUG_ON(!delayed_tr); | |
3620 | INIT_LIST_HEAD(&delayed_tr->list); | |
3621 | delayed_tr->handle = handle; | |
3622 | list_add_tail(&delayed_tr->list, &ioc->delayed_tr_list); | |
3623 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT | |
3624 | "DELAYED:tr:handle(0x%04x), (open)\n", ioc->name, | |
3625 | handle)); | |
3626 | } else | |
3627 | _scsih_tm_tr_send(ioc, handle); | |
3628 | } | |
3629 | } | |
3630 | ||
3631 | ||
3632 | /** | |
3633 | * _scsih_check_volume_delete_events - set delete flag for volumes | |
3634 | * @ioc: per adapter object | |
3635 | * @event_data: the event data payload | |
3636 | * Context: interrupt time. | |
3637 | * | |
3638 | * This will handle the case when the cable connected to entire volume is | |
3639 | * pulled. We will take care of setting the deleted flag so normal IO will | |
3640 | * not be sent. | |
3641 | * | |
3642 | * Return nothing. | |
3643 | */ | |
3644 | static void | |
3645 | _scsih_check_volume_delete_events(struct MPT2SAS_ADAPTER *ioc, | |
3646 | Mpi2EventDataIrVolume_t *event_data) | |
3647 | { | |
3648 | u32 state; | |
3649 | ||
3650 | if (event_data->ReasonCode != MPI2_EVENT_IR_VOLUME_RC_STATE_CHANGED) | |
3651 | return; | |
3652 | state = le32_to_cpu(event_data->NewValue); | |
3653 | if (state == MPI2_RAID_VOL_STATE_MISSING || state == | |
3654 | MPI2_RAID_VOL_STATE_FAILED) | |
3655 | _scsih_set_volume_delete_flag(ioc, | |
3656 | le16_to_cpu(event_data->VolDevHandle)); | |
3657 | } | |
3658 | ||
2d8ce8c9 SR |
3659 | /** |
3660 | * _scsih_temp_threshold_events - display temperature threshold exceeded events | |
3661 | * @ioc: per adapter object | |
3662 | * @event_data: the temp threshold event data | |
3663 | * Context: interrupt time. | |
3664 | * | |
3665 | * Return nothing. | |
3666 | */ | |
3667 | static void | |
3668 | _scsih_temp_threshold_events(struct MPT2SAS_ADAPTER *ioc, | |
3669 | Mpi2EventDataTemperature_t *event_data) | |
3670 | { | |
3671 | if (ioc->temp_sensors_count >= event_data->SensorNum) { | |
3672 | printk(MPT2SAS_ERR_FMT "Temperature Threshold flags %s%s%s%s" | |
3673 | " exceeded for Sensor: %d !!!\n", ioc->name, | |
3674 | ((le16_to_cpu(event_data->Status) & 0x1) == 1) ? "0 " : " ", | |
3675 | ((le16_to_cpu(event_data->Status) & 0x2) == 2) ? "1 " : " ", | |
3676 | ((le16_to_cpu(event_data->Status) & 0x4) == 4) ? "2 " : " ", | |
3677 | ((le16_to_cpu(event_data->Status) & 0x8) == 8) ? "3 " : " ", | |
3678 | event_data->SensorNum); | |
3679 | printk(MPT2SAS_ERR_FMT "Current Temp In Celsius: %d\n", | |
3680 | ioc->name, event_data->CurrentTemperature); | |
3681 | } | |
3682 | } | |
3683 | ||
635374e7 EM |
3684 | /** |
3685 | * _scsih_flush_running_cmds - completing outstanding commands. | |
3686 | * @ioc: per adapter object | |
3687 | * | |
3688 | * The flushing out of all pending scmd commands following host reset, | |
3689 | * where all IO is dropped to the floor. | |
3690 | * | |
3691 | * Return nothing. | |
3692 | */ | |
3693 | static void | |
3694 | _scsih_flush_running_cmds(struct MPT2SAS_ADAPTER *ioc) | |
3695 | { | |
3696 | struct scsi_cmnd *scmd; | |
3697 | u16 smid; | |
3698 | u16 count = 0; | |
3699 | ||
595bb0bd | 3700 | for (smid = 1; smid <= ioc->scsiio_depth; smid++) { |
ec07a053 | 3701 | scmd = _scsih_scsi_lookup_get_clear(ioc, smid); |
635374e7 EM |
3702 | if (!scmd) |
3703 | continue; | |
3704 | count++; | |
3705 | mpt2sas_base_free_smid(ioc, smid); | |
3706 | scsi_dma_unmap(scmd); | |
3cb5469a EM |
3707 | if (ioc->pci_error_recovery) |
3708 | scmd->result = DID_NO_CONNECT << 16; | |
3709 | else | |
3710 | scmd->result = DID_RESET << 16; | |
635374e7 EM |
3711 | scmd->scsi_done(scmd); |
3712 | } | |
3713 | dtmprintk(ioc, printk(MPT2SAS_INFO_FMT "completing %d cmds\n", | |
3714 | ioc->name, count)); | |
3715 | } | |
3716 | ||
3c621b3e EM |
3717 | /** |
3718 | * _scsih_setup_eedp - setup MPI request for EEDP transfer | |
3719 | * @scmd: pointer to scsi command object | |
3720 | * @mpi_request: pointer to the SCSI_IO reqest message frame | |
3721 | * | |
3722 | * Supporting protection 1 and 3. | |
3723 | * | |
3724 | * Returns nothing | |
3725 | */ | |
3726 | static void | |
3727 | _scsih_setup_eedp(struct scsi_cmnd *scmd, Mpi2SCSIIORequest_t *mpi_request) | |
3728 | { | |
3729 | u16 eedp_flags; | |
3730 | unsigned char prot_op = scsi_get_prot_op(scmd); | |
3731 | unsigned char prot_type = scsi_get_prot_type(scmd); | |
3732 | ||
d334aa79 | 3733 | if (prot_type == SCSI_PROT_DIF_TYPE0 || prot_op == SCSI_PROT_NORMAL) |
3c621b3e EM |
3734 | return; |
3735 | ||
3736 | if (prot_op == SCSI_PROT_READ_STRIP) | |
3737 | eedp_flags = MPI2_SCSIIO_EEDPFLAGS_CHECK_REMOVE_OP; | |
3738 | else if (prot_op == SCSI_PROT_WRITE_INSERT) | |
3739 | eedp_flags = MPI2_SCSIIO_EEDPFLAGS_INSERT_OP; | |
3740 | else | |
3741 | return; | |
3742 | ||
3c621b3e EM |
3743 | switch (prot_type) { |
3744 | case SCSI_PROT_DIF_TYPE1: | |
756aca7e | 3745 | case SCSI_PROT_DIF_TYPE2: |
3c621b3e EM |
3746 | |
3747 | /* | |
3748 | * enable ref/guard checking | |
3749 | * auto increment ref tag | |
3750 | */ | |
463217bf | 3751 | eedp_flags |= MPI2_SCSIIO_EEDPFLAGS_INC_PRI_REFTAG | |
3c621b3e EM |
3752 | MPI2_SCSIIO_EEDPFLAGS_CHECK_REFTAG | |
3753 | MPI2_SCSIIO_EEDPFLAGS_CHECK_GUARD; | |
3754 | mpi_request->CDB.EEDP32.PrimaryReferenceTag = | |
3755 | cpu_to_be32(scsi_get_lba(scmd)); | |
d334aa79 EM |
3756 | break; |
3757 | ||
3c621b3e EM |
3758 | case SCSI_PROT_DIF_TYPE3: |
3759 | ||
3760 | /* | |
3761 | * enable guard checking | |
3762 | */ | |
463217bf | 3763 | eedp_flags |= MPI2_SCSIIO_EEDPFLAGS_CHECK_GUARD; |
3c621b3e EM |
3764 | break; |
3765 | } | |
463217bf KD |
3766 | mpi_request->EEDPBlockSize = cpu_to_le32(scmd->device->sector_size); |
3767 | mpi_request->EEDPFlags = cpu_to_le16(eedp_flags); | |
3c621b3e EM |
3768 | } |
3769 | ||
3770 | /** | |
3771 | * _scsih_eedp_error_handling - return sense code for EEDP errors | |
3772 | * @scmd: pointer to scsi command object | |
3773 | * @ioc_status: ioc status | |
3774 | * | |
3775 | * Returns nothing | |
3776 | */ | |
3777 | static void | |
3778 | _scsih_eedp_error_handling(struct scsi_cmnd *scmd, u16 ioc_status) | |
3779 | { | |
3780 | u8 ascq; | |
3c621b3e EM |
3781 | |
3782 | switch (ioc_status) { | |
3783 | case MPI2_IOCSTATUS_EEDP_GUARD_ERROR: | |
3784 | ascq = 0x01; | |
3785 | break; | |
3786 | case MPI2_IOCSTATUS_EEDP_APP_TAG_ERROR: | |
3787 | ascq = 0x02; | |
3788 | break; | |
3789 | case MPI2_IOCSTATUS_EEDP_REF_TAG_ERROR: | |
3790 | ascq = 0x03; | |
3791 | break; | |
3792 | default: | |
3793 | ascq = 0x00; | |
3794 | break; | |
3795 | } | |
3796 | ||
9b5cd132 MP |
3797 | scsi_build_sense_buffer(0, scmd->sense_buffer, ILLEGAL_REQUEST, 0x10, ascq); |
3798 | scmd->result = DRIVER_SENSE << 24 | (DID_ABORT << 16) | | |
3c621b3e EM |
3799 | SAM_STAT_CHECK_CONDITION; |
3800 | } | |
3801 | ||
0bdccdb0 KD |
3802 | /** |
3803 | * _scsih_scsi_direct_io_get - returns direct io flag | |
3804 | * @ioc: per adapter object | |
3805 | * @smid: system request message index | |
3806 | * | |
3807 | * Returns the smid stored scmd pointer. | |
3808 | */ | |
3809 | static inline u8 | |
3810 | _scsih_scsi_direct_io_get(struct MPT2SAS_ADAPTER *ioc, u16 smid) | |
3811 | { | |
3812 | return ioc->scsi_lookup[smid - 1].direct_io; | |
3813 | } | |
3814 | ||
3815 | /** | |
3816 | * _scsih_scsi_direct_io_set - sets direct io flag | |
3817 | * @ioc: per adapter object | |
3818 | * @smid: system request message index | |
3819 | * @direct_io: Zero or non-zero value to set in the direct_io flag | |
3820 | * | |
3821 | * Returns Nothing. | |
3822 | */ | |
3823 | static inline void | |
3824 | _scsih_scsi_direct_io_set(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 direct_io) | |
3825 | { | |
3826 | ioc->scsi_lookup[smid - 1].direct_io = direct_io; | |
3827 | } | |
3828 | ||
3829 | ||
3830 | /** | |
3831 | * _scsih_setup_direct_io - setup MPI request for WARPDRIVE Direct I/O | |
3832 | * @ioc: per adapter object | |
3833 | * @scmd: pointer to scsi command object | |
3834 | * @raid_device: pointer to raid device data structure | |
3835 | * @mpi_request: pointer to the SCSI_IO reqest message frame | |
3836 | * @smid: system request message index | |
3837 | * | |
3838 | * Returns nothing | |
3839 | */ | |
3840 | static void | |
3841 | _scsih_setup_direct_io(struct MPT2SAS_ADAPTER *ioc, struct scsi_cmnd *scmd, | |
3842 | struct _raid_device *raid_device, Mpi2SCSIIORequest_t *mpi_request, | |
3843 | u16 smid) | |
3844 | { | |
f78f694c | 3845 | sector_t v_lba, p_lba, stripe_off, column, io_size; |
0bdccdb0 | 3846 | u32 stripe_sz, stripe_exp; |
daeaa9df | 3847 | u8 num_pds, cmd = scmd->cmnd[0]; |
0bdccdb0 | 3848 | |
daeaa9df SR |
3849 | if (cmd != READ_10 && cmd != WRITE_10 && |
3850 | cmd != READ_16 && cmd != WRITE_16) | |
3851 | return; | |
3852 | ||
3853 | if (cmd == READ_10 || cmd == WRITE_10) | |
3854 | v_lba = get_unaligned_be32(&mpi_request->CDB.CDB32[2]); | |
3855 | else | |
3856 | v_lba = get_unaligned_be64(&mpi_request->CDB.CDB32[2]); | |
3857 | ||
3858 | io_size = scsi_bufflen(scmd) >> raid_device->block_exponent; | |
3859 | ||
3860 | if (v_lba + io_size - 1 > raid_device->max_lba) | |
3861 | return; | |
3862 | ||
3863 | stripe_sz = raid_device->stripe_sz; | |
3864 | stripe_exp = raid_device->stripe_exponent; | |
3865 | stripe_off = v_lba & (stripe_sz - 1); | |
3866 | ||
3867 | /* Return unless IO falls within a stripe */ | |
3868 | if (stripe_off + io_size > stripe_sz) | |
3869 | return; | |
3870 | ||
3871 | num_pds = raid_device->num_pds; | |
3872 | p_lba = v_lba >> stripe_exp; | |
f78f694c SR |
3873 | column = sector_div(p_lba, num_pds); |
3874 | p_lba = (p_lba << stripe_exp) + stripe_off; | |
3875 | ||
daeaa9df SR |
3876 | mpi_request->DevHandle = cpu_to_le16(raid_device->pd_handle[column]); |
3877 | ||
3878 | if (cmd == READ_10 || cmd == WRITE_10) | |
3879 | put_unaligned_be32(lower_32_bits(p_lba), | |
3880 | &mpi_request->CDB.CDB32[2]); | |
3881 | else | |
3882 | put_unaligned_be64(p_lba, &mpi_request->CDB.CDB32[2]); | |
3883 | ||
3884 | _scsih_scsi_direct_io_set(ioc, smid, 1); | |
0bdccdb0 KD |
3885 | } |
3886 | ||
635374e7 | 3887 | /** |
d5d135b3 | 3888 | * _scsih_qcmd - main scsi request entry point |
635374e7 EM |
3889 | * @scmd: pointer to scsi command object |
3890 | * @done: function pointer to be invoked on completion | |
3891 | * | |
3892 | * The callback index is set inside `ioc->scsi_io_cb_idx`. | |
3893 | * | |
3894 | * Returns 0 on success. If there's a failure, return either: | |
3895 | * SCSI_MLQUEUE_DEVICE_BUSY if the device queue is full, or | |
3896 | * SCSI_MLQUEUE_HOST_BUSY if the entire host queue is full | |
3897 | */ | |
3898 | static int | |
90f951ed | 3899 | _scsih_qcmd(struct Scsi_Host *shost, struct scsi_cmnd *scmd) |
635374e7 | 3900 | { |
90f951ed | 3901 | struct MPT2SAS_ADAPTER *ioc = shost_priv(shost); |
635374e7 EM |
3902 | struct MPT2SAS_DEVICE *sas_device_priv_data; |
3903 | struct MPT2SAS_TARGET *sas_target_priv_data; | |
0bdccdb0 | 3904 | struct _raid_device *raid_device; |
635374e7 EM |
3905 | Mpi2SCSIIORequest_t *mpi_request; |
3906 | u32 mpi_control; | |
3907 | u16 smid; | |
635374e7 | 3908 | |
635374e7 | 3909 | sas_device_priv_data = scmd->device->hostdata; |
130b958a | 3910 | if (!sas_device_priv_data || !sas_device_priv_data->sas_target) { |
635374e7 EM |
3911 | scmd->result = DID_NO_CONNECT << 16; |
3912 | scmd->scsi_done(scmd); | |
3913 | return 0; | |
3914 | } | |
3915 | ||
7821578c | 3916 | if (ioc->pci_error_recovery || ioc->remove_host) { |
3cb5469a EM |
3917 | scmd->result = DID_NO_CONNECT << 16; |
3918 | scmd->scsi_done(scmd); | |
3919 | return 0; | |
3920 | } | |
3921 | ||
635374e7 | 3922 | sas_target_priv_data = sas_device_priv_data->sas_target; |
130b958a KD |
3923 | /* invalid device handle */ |
3924 | if (sas_target_priv_data->handle == MPT2SAS_INVALID_DEVICE_HANDLE) { | |
635374e7 EM |
3925 | scmd->result = DID_NO_CONNECT << 16; |
3926 | scmd->scsi_done(scmd); | |
3927 | return 0; | |
3928 | } | |
3929 | ||
130b958a KD |
3930 | /* host recovery or link resets sent via IOCTLs */ |
3931 | if (ioc->shost_recovery || ioc->ioc_link_reset_in_progress) | |
635374e7 | 3932 | return SCSI_MLQUEUE_HOST_BUSY; |
65155b37 | 3933 | /* device busy with task management */ |
130b958a KD |
3934 | else if (sas_device_priv_data->block || sas_target_priv_data->tm_busy) |
3935 | return SCSI_MLQUEUE_DEVICE_BUSY; | |
3936 | /* device has been deleted */ | |
3937 | else if (sas_target_priv_data->deleted) { | |
3938 | scmd->result = DID_NO_CONNECT << 16; | |
3939 | scmd->scsi_done(scmd); | |
3940 | return 0; | |
3941 | } | |
635374e7 EM |
3942 | |
3943 | if (scmd->sc_data_direction == DMA_FROM_DEVICE) | |
3944 | mpi_control = MPI2_SCSIIO_CONTROL_READ; | |
3945 | else if (scmd->sc_data_direction == DMA_TO_DEVICE) | |
3946 | mpi_control = MPI2_SCSIIO_CONTROL_WRITE; | |
3947 | else | |
3948 | mpi_control = MPI2_SCSIIO_CONTROL_NODATATRANSFER; | |
3949 | ||
3950 | /* set tags */ | |
609aa22f CH |
3951 | mpi_control |= MPI2_SCSIIO_CONTROL_SIMPLEQ; |
3952 | ||
0bdccdb0 KD |
3953 | /* Make sure Device is not raid volume. |
3954 | * We do not expose raid functionality to upper layer for warpdrive. | |
3955 | */ | |
3956 | if (!ioc->is_warpdrive && !_scsih_is_raid(&scmd->device->sdev_gendev) && | |
d334aa79 | 3957 | sas_is_tlr_enabled(scmd->device) && scmd->cmd_len != 32) |
635374e7 EM |
3958 | mpi_control |= MPI2_SCSIIO_CONTROL_TLR_ON; |
3959 | ||
595bb0bd | 3960 | smid = mpt2sas_base_get_smid_scsiio(ioc, ioc->scsi_io_cb_idx, scmd); |
635374e7 EM |
3961 | if (!smid) { |
3962 | printk(MPT2SAS_ERR_FMT "%s: failed obtaining a smid\n", | |
3963 | ioc->name, __func__); | |
3964 | goto out; | |
3965 | } | |
3966 | mpi_request = mpt2sas_base_get_msg_frame(ioc, smid); | |
3967 | memset(mpi_request, 0, sizeof(Mpi2SCSIIORequest_t)); | |
3c621b3e | 3968 | _scsih_setup_eedp(scmd, mpi_request); |
d334aa79 EM |
3969 | if (scmd->cmd_len == 32) |
3970 | mpi_control |= 4 << MPI2_SCSIIO_CONTROL_ADDCDBLEN_SHIFT; | |
635374e7 EM |
3971 | mpi_request->Function = MPI2_FUNCTION_SCSI_IO_REQUEST; |
3972 | if (sas_device_priv_data->sas_target->flags & | |
3973 | MPT_TARGET_FLAGS_RAID_COMPONENT) | |
3974 | mpi_request->Function = MPI2_FUNCTION_RAID_SCSI_IO_PASSTHROUGH; | |
3975 | else | |
90f951ed | 3976 | mpi_request->Function = MPI2_FUNCTION_SCSI_IO_REQUEST; |
635374e7 EM |
3977 | mpi_request->DevHandle = |
3978 | cpu_to_le16(sas_device_priv_data->sas_target->handle); | |
3979 | mpi_request->DataLength = cpu_to_le32(scsi_bufflen(scmd)); | |
3980 | mpi_request->Control = cpu_to_le32(mpi_control); | |
3981 | mpi_request->IoFlags = cpu_to_le16(scmd->cmd_len); | |
3982 | mpi_request->MsgFlags = MPI2_SCSIIO_MSGFLAGS_SYSTEM_SENSE_ADDR; | |
3983 | mpi_request->SenseBufferLength = SCSI_SENSE_BUFFERSIZE; | |
3984 | mpi_request->SenseBufferLowAddress = | |
ec9472c7 | 3985 | mpt2sas_base_get_sense_buffer_dma(ioc, smid); |
635374e7 EM |
3986 | mpi_request->SGLOffset0 = offsetof(Mpi2SCSIIORequest_t, SGL) / 4; |
3987 | mpi_request->SGLFlags = cpu_to_le16(MPI2_SCSIIO_SGLFLAGS_TYPE_MPI + | |
3988 | MPI2_SCSIIO_SGLFLAGS_SYSTEM_ADDR); | |
7b936b02 KD |
3989 | mpi_request->VF_ID = 0; /* TODO */ |
3990 | mpi_request->VP_ID = 0; | |
635374e7 EM |
3991 | int_to_scsilun(sas_device_priv_data->lun, (struct scsi_lun *) |
3992 | mpi_request->LUN); | |
3993 | memcpy(mpi_request->CDB.CDB32, scmd->cmnd, scmd->cmd_len); | |
3994 | ||
3995 | if (!mpi_request->DataLength) { | |
3996 | mpt2sas_base_build_zero_len_sge(ioc, &mpi_request->SGL); | |
3997 | } else { | |
3998 | if (_scsih_build_scatter_gather(ioc, scmd, smid)) { | |
3999 | mpt2sas_base_free_smid(ioc, smid); | |
4000 | goto out; | |
4001 | } | |
4002 | } | |
4003 | ||
0bdccdb0 KD |
4004 | raid_device = sas_target_priv_data->raid_device; |
4005 | if (raid_device && raid_device->direct_io_enabled) | |
4006 | _scsih_setup_direct_io(ioc, scmd, raid_device, mpi_request, | |
4007 | smid); | |
4008 | ||
58287fd5 KD |
4009 | if (likely(mpi_request->Function == MPI2_FUNCTION_SCSI_IO_REQUEST)) |
4010 | mpt2sas_base_put_smid_scsi_io(ioc, smid, | |
0bdccdb0 | 4011 | le16_to_cpu(mpi_request->DevHandle)); |
58287fd5 KD |
4012 | else |
4013 | mpt2sas_base_put_smid_default(ioc, smid); | |
635374e7 EM |
4014 | return 0; |
4015 | ||
4016 | out: | |
4017 | return SCSI_MLQUEUE_HOST_BUSY; | |
4018 | } | |
4019 | ||
4020 | /** | |
4021 | * _scsih_normalize_sense - normalize descriptor and fixed format sense data | |
4022 | * @sense_buffer: sense data returned by target | |
4023 | * @data: normalized skey/asc/ascq | |
4024 | * | |
4025 | * Return nothing. | |
4026 | */ | |
4027 | static void | |
4028 | _scsih_normalize_sense(char *sense_buffer, struct sense_info *data) | |
4029 | { | |
4030 | if ((sense_buffer[0] & 0x7F) >= 0x72) { | |
4031 | /* descriptor format */ | |
4032 | data->skey = sense_buffer[1] & 0x0F; | |
4033 | data->asc = sense_buffer[2]; | |
4034 | data->ascq = sense_buffer[3]; | |
4035 | } else { | |
4036 | /* fixed format */ | |
4037 | data->skey = sense_buffer[2] & 0x0F; | |
4038 | data->asc = sense_buffer[12]; | |
4039 | data->ascq = sense_buffer[13]; | |
4040 | } | |
4041 | } | |
4042 | ||
4043 | #ifdef CONFIG_SCSI_MPT2SAS_LOGGING | |
4044 | /** | |
25985edc | 4045 | * _scsih_scsi_ioc_info - translated non-successful SCSI_IO request |
635374e7 EM |
4046 | * @ioc: per adapter object |
4047 | * @scmd: pointer to scsi command object | |
4048 | * @mpi_reply: reply mf payload returned from firmware | |
4049 | * | |
4050 | * scsi_status - SCSI Status code returned from target device | |
4051 | * scsi_state - state info associated with SCSI_IO determined by ioc | |
4052 | * ioc_status - ioc supplied status info | |
4053 | * | |
4054 | * Return nothing. | |
4055 | */ | |
4056 | static void | |
4057 | _scsih_scsi_ioc_info(struct MPT2SAS_ADAPTER *ioc, struct scsi_cmnd *scmd, | |
4058 | Mpi2SCSIIOReply_t *mpi_reply, u16 smid) | |
4059 | { | |
4060 | u32 response_info; | |
4061 | u8 *response_bytes; | |
4062 | u16 ioc_status = le16_to_cpu(mpi_reply->IOCStatus) & | |
4063 | MPI2_IOCSTATUS_MASK; | |
4064 | u8 scsi_state = mpi_reply->SCSIState; | |
4065 | u8 scsi_status = mpi_reply->SCSIStatus; | |
4066 | char *desc_ioc_state = NULL; | |
4067 | char *desc_scsi_status = NULL; | |
4068 | char *desc_scsi_state = ioc->tmp_string; | |
be9e8cd7 | 4069 | u32 log_info = le32_to_cpu(mpi_reply->IOCLogInfo); |
7fbae67a KD |
4070 | struct _sas_device *sas_device = NULL; |
4071 | unsigned long flags; | |
8e864a81 KD |
4072 | struct scsi_target *starget = scmd->device->sdev_target; |
4073 | struct MPT2SAS_TARGET *priv_target = starget->hostdata; | |
0bdccdb0 | 4074 | char *device_str = NULL; |
8e864a81 KD |
4075 | |
4076 | if (!priv_target) | |
4077 | return; | |
be9e8cd7 | 4078 | |
0bdccdb0 KD |
4079 | if (ioc->hide_ir_msg) |
4080 | device_str = "WarpDrive"; | |
4081 | else | |
4082 | device_str = "volume"; | |
4083 | ||
be9e8cd7 KD |
4084 | if (log_info == 0x31170000) |
4085 | return; | |
635374e7 EM |
4086 | |
4087 | switch (ioc_status) { | |
4088 | case MPI2_IOCSTATUS_SUCCESS: | |
4089 | desc_ioc_state = "success"; | |
4090 | break; | |
4091 | case MPI2_IOCSTATUS_INVALID_FUNCTION: | |
4092 | desc_ioc_state = "invalid function"; | |
4093 | break; | |
4094 | case MPI2_IOCSTATUS_SCSI_RECOVERED_ERROR: | |
4095 | desc_ioc_state = "scsi recovered error"; | |
4096 | break; | |
4097 | case MPI2_IOCSTATUS_SCSI_INVALID_DEVHANDLE: | |
4098 | desc_ioc_state = "scsi invalid dev handle"; | |
4099 | break; | |
4100 | case MPI2_IOCSTATUS_SCSI_DEVICE_NOT_THERE: | |
4101 | desc_ioc_state = "scsi device not there"; | |
4102 | break; | |
4103 | case MPI2_IOCSTATUS_SCSI_DATA_OVERRUN: | |
4104 | desc_ioc_state = "scsi data overrun"; | |
4105 | break; | |
4106 | case MPI2_IOCSTATUS_SCSI_DATA_UNDERRUN: | |
4107 | desc_ioc_state = "scsi data underrun"; | |
4108 | break; | |
4109 | case MPI2_IOCSTATUS_SCSI_IO_DATA_ERROR: | |
4110 | desc_ioc_state = "scsi io data error"; | |
4111 | break; | |
4112 | case MPI2_IOCSTATUS_SCSI_PROTOCOL_ERROR: | |
4113 | desc_ioc_state = "scsi protocol error"; | |
4114 | break; | |
4115 | case MPI2_IOCSTATUS_SCSI_TASK_TERMINATED: | |
4116 | desc_ioc_state = "scsi task terminated"; | |
4117 | break; | |
4118 | case MPI2_IOCSTATUS_SCSI_RESIDUAL_MISMATCH: | |
4119 | desc_ioc_state = "scsi residual mismatch"; | |
4120 | break; | |
4121 | case MPI2_IOCSTATUS_SCSI_TASK_MGMT_FAILED: | |
4122 | desc_ioc_state = "scsi task mgmt failed"; | |
4123 | break; | |
4124 | case MPI2_IOCSTATUS_SCSI_IOC_TERMINATED: | |
4125 | desc_ioc_state = "scsi ioc terminated"; | |
4126 | break; | |
4127 | case MPI2_IOCSTATUS_SCSI_EXT_TERMINATED: | |
4128 | desc_ioc_state = "scsi ext terminated"; | |
4129 | break; | |
3c621b3e EM |
4130 | case MPI2_IOCSTATUS_EEDP_GUARD_ERROR: |
4131 | desc_ioc_state = "eedp guard error"; | |
4132 | break; | |
4133 | case MPI2_IOCSTATUS_EEDP_REF_TAG_ERROR: | |
4134 | desc_ioc_state = "eedp ref tag error"; | |
4135 | break; | |
4136 | case MPI2_IOCSTATUS_EEDP_APP_TAG_ERROR: | |
4137 | desc_ioc_state = "eedp app tag error"; | |
4138 | break; | |
635374e7 EM |
4139 | default: |
4140 | desc_ioc_state = "unknown"; | |
4141 | break; | |
4142 | } | |
4143 | ||
4144 | switch (scsi_status) { | |
4145 | case MPI2_SCSI_STATUS_GOOD: | |
4146 | desc_scsi_status = "good"; | |
4147 | break; | |
4148 | case MPI2_SCSI_STATUS_CHECK_CONDITION: | |
4149 | desc_scsi_status = "check condition"; | |
4150 | break; | |
4151 | case MPI2_SCSI_STATUS_CONDITION_MET: | |
4152 | desc_scsi_status = "condition met"; | |
4153 | break; | |
4154 | case MPI2_SCSI_STATUS_BUSY: | |
4155 | desc_scsi_status = "busy"; | |
4156 | break; | |
4157 | case MPI2_SCSI_STATUS_INTERMEDIATE: | |
4158 | desc_scsi_status = "intermediate"; | |
4159 | break; | |
4160 | case MPI2_SCSI_STATUS_INTERMEDIATE_CONDMET: | |
4161 | desc_scsi_status = "intermediate condmet"; | |
4162 | break; | |
4163 | case MPI2_SCSI_STATUS_RESERVATION_CONFLICT: | |
4164 | desc_scsi_status = "reservation conflict"; | |
4165 | break; | |
4166 | case MPI2_SCSI_STATUS_COMMAND_TERMINATED: | |
4167 | desc_scsi_status = "command terminated"; | |
4168 | break; | |
4169 | case MPI2_SCSI_STATUS_TASK_SET_FULL: | |
4170 | desc_scsi_status = "task set full"; | |
4171 | break; | |
4172 | case MPI2_SCSI_STATUS_ACA_ACTIVE: | |
4173 | desc_scsi_status = "aca active"; | |
4174 | break; | |
4175 | case MPI2_SCSI_STATUS_TASK_ABORTED: | |
4176 | desc_scsi_status = "task aborted"; | |
4177 | break; | |
4178 | default: | |
4179 | desc_scsi_status = "unknown"; | |
4180 | break; | |
4181 | } | |
4182 | ||
4183 | desc_scsi_state[0] = '\0'; | |
4184 | if (!scsi_state) | |
4185 | desc_scsi_state = " "; | |
4186 | if (scsi_state & MPI2_SCSI_STATE_RESPONSE_INFO_VALID) | |
4187 | strcat(desc_scsi_state, "response info "); | |
4188 | if (scsi_state & MPI2_SCSI_STATE_TERMINATED) | |
4189 | strcat(desc_scsi_state, "state terminated "); | |
4190 | if (scsi_state & MPI2_SCSI_STATE_NO_SCSI_STATUS) | |
4191 | strcat(desc_scsi_state, "no status "); | |
4192 | if (scsi_state & MPI2_SCSI_STATE_AUTOSENSE_FAILED) | |
4193 | strcat(desc_scsi_state, "autosense failed "); | |
4194 | if (scsi_state & MPI2_SCSI_STATE_AUTOSENSE_VALID) | |
4195 | strcat(desc_scsi_state, "autosense valid "); | |
4196 | ||
4197 | scsi_print_command(scmd); | |
7fbae67a | 4198 | |
8e864a81 | 4199 | if (priv_target->flags & MPT_TARGET_FLAGS_VOLUME) { |
0bdccdb0 KD |
4200 | printk(MPT2SAS_WARN_FMT "\t%s wwid(0x%016llx)\n", ioc->name, |
4201 | device_str, (unsigned long long)priv_target->sas_address); | |
8e864a81 KD |
4202 | } else { |
4203 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
4204 | sas_device = mpt2sas_scsih_sas_device_find_by_sas_address(ioc, | |
4205 | priv_target->sas_address); | |
4206 | if (sas_device) { | |
4207 | printk(MPT2SAS_WARN_FMT "\tsas_address(0x%016llx), " | |
4208 | "phy(%d)\n", ioc->name, sas_device->sas_address, | |
4209 | sas_device->phy); | |
4210 | printk(MPT2SAS_WARN_FMT | |
4211 | "\tenclosure_logical_id(0x%016llx), slot(%d)\n", | |
4212 | ioc->name, sas_device->enclosure_logical_id, | |
4213 | sas_device->slot); | |
4214 | } | |
4215 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
7fbae67a | 4216 | } |
7fbae67a | 4217 | |
8e864a81 KD |
4218 | printk(MPT2SAS_WARN_FMT "\thandle(0x%04x), ioc_status(%s)(0x%04x), " |
4219 | "smid(%d)\n", ioc->name, le16_to_cpu(mpi_reply->DevHandle), | |
4220 | desc_ioc_state, ioc_status, smid); | |
635374e7 EM |
4221 | printk(MPT2SAS_WARN_FMT "\trequest_len(%d), underflow(%d), " |
4222 | "resid(%d)\n", ioc->name, scsi_bufflen(scmd), scmd->underflow, | |
4223 | scsi_get_resid(scmd)); | |
4224 | printk(MPT2SAS_WARN_FMT "\ttag(%d), transfer_count(%d), " | |
4225 | "sc->result(0x%08x)\n", ioc->name, le16_to_cpu(mpi_reply->TaskTag), | |
4226 | le32_to_cpu(mpi_reply->TransferCount), scmd->result); | |
4227 | printk(MPT2SAS_WARN_FMT "\tscsi_status(%s)(0x%02x), " | |
4228 | "scsi_state(%s)(0x%02x)\n", ioc->name, desc_scsi_status, | |
4229 | scsi_status, desc_scsi_state, scsi_state); | |
4230 | ||
4231 | if (scsi_state & MPI2_SCSI_STATE_AUTOSENSE_VALID) { | |
4232 | struct sense_info data; | |
4233 | _scsih_normalize_sense(scmd->sense_buffer, &data); | |
4234 | printk(MPT2SAS_WARN_FMT "\t[sense_key,asc,ascq]: " | |
e94f6747 KD |
4235 | "[0x%02x,0x%02x,0x%02x], count(%d)\n", ioc->name, data.skey, |
4236 | data.asc, data.ascq, le32_to_cpu(mpi_reply->SenseCount)); | |
635374e7 EM |
4237 | } |
4238 | ||
4239 | if (scsi_state & MPI2_SCSI_STATE_RESPONSE_INFO_VALID) { | |
4240 | response_info = le32_to_cpu(mpi_reply->ResponseInfo); | |
4241 | response_bytes = (u8 *)&response_info; | |
9982f594 | 4242 | _scsih_response_code(ioc, response_bytes[0]); |
635374e7 EM |
4243 | } |
4244 | } | |
4245 | #endif | |
4246 | ||
4247 | /** | |
bd58ea3c | 4248 | * _scsih_turn_on_pfa_led - illuminate PFA LED |
635374e7 EM |
4249 | * @ioc: per adapter object |
4250 | * @handle: device handle | |
3ace8e05 | 4251 | * Context: process |
635374e7 EM |
4252 | * |
4253 | * Return nothing. | |
4254 | */ | |
4255 | static void | |
bd58ea3c | 4256 | _scsih_turn_on_pfa_led(struct MPT2SAS_ADAPTER *ioc, u16 handle) |
635374e7 EM |
4257 | { |
4258 | Mpi2SepReply_t mpi_reply; | |
4259 | Mpi2SepRequest_t mpi_request; | |
bd58ea3c SR |
4260 | struct _sas_device *sas_device; |
4261 | ||
4262 | sas_device = _scsih_sas_device_find_by_handle(ioc, handle); | |
4263 | if (!sas_device) | |
4264 | return; | |
3ace8e05 KD |
4265 | |
4266 | memset(&mpi_request, 0, sizeof(Mpi2SepRequest_t)); | |
4267 | mpi_request.Function = MPI2_FUNCTION_SCSI_ENCLOSURE_PROCESSOR; | |
4268 | mpi_request.Action = MPI2_SEP_REQ_ACTION_WRITE_STATUS; | |
4269 | mpi_request.SlotStatus = | |
4270 | cpu_to_le32(MPI2_SEP_REQ_SLOTSTATUS_PREDICTED_FAULT); | |
4271 | mpi_request.DevHandle = cpu_to_le16(handle); | |
4272 | mpi_request.Flags = MPI2_SEP_REQ_FLAGS_DEVHANDLE_ADDRESS; | |
4273 | if ((mpt2sas_base_scsi_enclosure_processor(ioc, &mpi_reply, | |
4274 | &mpi_request)) != 0) { | |
4275 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", ioc->name, | |
4276 | __FILE__, __LINE__, __func__); | |
4277 | return; | |
4278 | } | |
bd58ea3c SR |
4279 | sas_device->pfa_led_on = 1; |
4280 | ||
4281 | ||
4282 | if (mpi_reply.IOCStatus || mpi_reply.IOCLogInfo) { | |
4283 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT | |
4284 | "enclosure_processor: ioc_status (0x%04x), loginfo(0x%08x)\n", | |
4285 | ioc->name, le16_to_cpu(mpi_reply.IOCStatus), | |
4286 | le32_to_cpu(mpi_reply.IOCLogInfo))); | |
4287 | return; | |
4288 | } | |
4289 | } | |
4290 | ||
4291 | /** | |
4292 | * _scsih_turn_off_pfa_led - turn off PFA LED | |
4293 | * @ioc: per adapter object | |
4294 | * @sas_device: sas device whose PFA LED has to turned off | |
4295 | * Context: process | |
4296 | * | |
4297 | * Return nothing. | |
4298 | */ | |
4299 | static void | |
4300 | _scsih_turn_off_pfa_led(struct MPT2SAS_ADAPTER *ioc, | |
4301 | struct _sas_device *sas_device) | |
4302 | { | |
4303 | Mpi2SepReply_t mpi_reply; | |
4304 | Mpi2SepRequest_t mpi_request; | |
4305 | ||
4306 | memset(&mpi_request, 0, sizeof(Mpi2SepRequest_t)); | |
4307 | mpi_request.Function = MPI2_FUNCTION_SCSI_ENCLOSURE_PROCESSOR; | |
4308 | mpi_request.Action = MPI2_SEP_REQ_ACTION_WRITE_STATUS; | |
4309 | mpi_request.SlotStatus = 0; | |
4310 | mpi_request.Slot = cpu_to_le16(sas_device->slot); | |
4311 | mpi_request.DevHandle = 0; | |
4312 | mpi_request.EnclosureHandle = cpu_to_le16(sas_device->enclosure_handle); | |
4313 | mpi_request.Flags = MPI2_SEP_REQ_FLAGS_ENCLOSURE_SLOT_ADDRESS; | |
4314 | if ((mpt2sas_base_scsi_enclosure_processor(ioc, &mpi_reply, | |
4315 | &mpi_request)) != 0) { | |
4316 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", ioc->name, | |
4317 | __FILE__, __LINE__, __func__); | |
4318 | return; | |
4319 | } | |
3ace8e05 KD |
4320 | |
4321 | if (mpi_reply.IOCStatus || mpi_reply.IOCLogInfo) { | |
4322 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "enclosure_processor: " | |
4323 | "ioc_status (0x%04x), loginfo(0x%08x)\n", ioc->name, | |
4324 | le16_to_cpu(mpi_reply.IOCStatus), | |
4325 | le32_to_cpu(mpi_reply.IOCLogInfo))); | |
4326 | return; | |
4327 | } | |
4328 | } | |
4329 | ||
4330 | /** | |
bd58ea3c | 4331 | * _scsih_send_event_to_turn_on_pfa_led - fire delayed event |
3ace8e05 KD |
4332 | * @ioc: per adapter object |
4333 | * @handle: device handle | |
4334 | * Context: interrupt. | |
4335 | * | |
4336 | * Return nothing. | |
4337 | */ | |
4338 | static void | |
bd58ea3c | 4339 | _scsih_send_event_to_turn_on_pfa_led(struct MPT2SAS_ADAPTER *ioc, u16 handle) |
3ace8e05 KD |
4340 | { |
4341 | struct fw_event_work *fw_event; | |
4342 | ||
4343 | fw_event = kzalloc(sizeof(struct fw_event_work), GFP_ATOMIC); | |
4344 | if (!fw_event) | |
4345 | return; | |
bd58ea3c | 4346 | fw_event->event = MPT2SAS_TURN_ON_PFA_LED; |
3ace8e05 KD |
4347 | fw_event->device_handle = handle; |
4348 | fw_event->ioc = ioc; | |
4349 | _scsih_fw_event_add(ioc, fw_event); | |
4350 | } | |
4351 | ||
4352 | /** | |
4353 | * _scsih_smart_predicted_fault - process smart errors | |
4354 | * @ioc: per adapter object | |
4355 | * @handle: device handle | |
4356 | * Context: interrupt. | |
4357 | * | |
4358 | * Return nothing. | |
4359 | */ | |
4360 | static void | |
4361 | _scsih_smart_predicted_fault(struct MPT2SAS_ADAPTER *ioc, u16 handle) | |
4362 | { | |
635374e7 EM |
4363 | struct scsi_target *starget; |
4364 | struct MPT2SAS_TARGET *sas_target_priv_data; | |
4365 | Mpi2EventNotificationReply_t *event_reply; | |
4366 | Mpi2EventDataSasDeviceStatusChange_t *event_data; | |
4367 | struct _sas_device *sas_device; | |
4368 | ssize_t sz; | |
4369 | unsigned long flags; | |
4370 | ||
4371 | /* only handle non-raid devices */ | |
4372 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
4373 | sas_device = _scsih_sas_device_find_by_handle(ioc, handle); | |
4374 | if (!sas_device) { | |
4375 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
4376 | return; | |
4377 | } | |
4378 | starget = sas_device->starget; | |
4379 | sas_target_priv_data = starget->hostdata; | |
4380 | ||
4381 | if ((sas_target_priv_data->flags & MPT_TARGET_FLAGS_RAID_COMPONENT) || | |
4382 | ((sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME))) { | |
4383 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
4384 | return; | |
4385 | } | |
4386 | starget_printk(KERN_WARNING, starget, "predicted fault\n"); | |
4387 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
4388 | ||
3ace8e05 | 4389 | if (ioc->pdev->subsystem_vendor == PCI_VENDOR_ID_IBM) |
bd58ea3c | 4390 | _scsih_send_event_to_turn_on_pfa_led(ioc, handle); |
635374e7 EM |
4391 | |
4392 | /* insert into event log */ | |
4393 | sz = offsetof(Mpi2EventNotificationReply_t, EventData) + | |
4394 | sizeof(Mpi2EventDataSasDeviceStatusChange_t); | |
f6a290b4 | 4395 | event_reply = kzalloc(sz, GFP_ATOMIC); |
635374e7 EM |
4396 | if (!event_reply) { |
4397 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
4398 | ioc->name, __FILE__, __LINE__, __func__); | |
4399 | return; | |
4400 | } | |
4401 | ||
4402 | event_reply->Function = MPI2_FUNCTION_EVENT_NOTIFICATION; | |
4403 | event_reply->Event = | |
4404 | cpu_to_le16(MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE); | |
4405 | event_reply->MsgLength = sz/4; | |
4406 | event_reply->EventDataLength = | |
4407 | cpu_to_le16(sizeof(Mpi2EventDataSasDeviceStatusChange_t)/4); | |
4408 | event_data = (Mpi2EventDataSasDeviceStatusChange_t *) | |
4409 | event_reply->EventData; | |
4410 | event_data->ReasonCode = MPI2_EVENT_SAS_DEV_STAT_RC_SMART_DATA; | |
4411 | event_data->ASC = 0x5D; | |
4412 | event_data->DevHandle = cpu_to_le16(handle); | |
4413 | event_data->SASAddress = cpu_to_le64(sas_target_priv_data->sas_address); | |
4414 | mpt2sas_ctl_add_to_event_log(ioc, event_reply); | |
4415 | kfree(event_reply); | |
4416 | } | |
4417 | ||
4418 | /** | |
d5d135b3 | 4419 | * _scsih_io_done - scsi request callback |
635374e7 EM |
4420 | * @ioc: per adapter object |
4421 | * @smid: system request message index | |
7b936b02 | 4422 | * @msix_index: MSIX table index supplied by the OS |
635374e7 EM |
4423 | * @reply: reply message frame(lower 32bit addr) |
4424 | * | |
77e63ed4 | 4425 | * Callback handler when using _scsih_qcmd. |
635374e7 | 4426 | * |
77e63ed4 KD |
4427 | * Return 1 meaning mf should be freed from _base_interrupt |
4428 | * 0 means the mf is freed from this function. | |
635374e7 | 4429 | */ |
77e63ed4 | 4430 | static u8 |
7b936b02 | 4431 | _scsih_io_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply) |
635374e7 EM |
4432 | { |
4433 | Mpi2SCSIIORequest_t *mpi_request; | |
4434 | Mpi2SCSIIOReply_t *mpi_reply; | |
4435 | struct scsi_cmnd *scmd; | |
4436 | u16 ioc_status; | |
4437 | u32 xfer_cnt; | |
4438 | u8 scsi_state; | |
4439 | u8 scsi_status; | |
4440 | u32 log_info; | |
4441 | struct MPT2SAS_DEVICE *sas_device_priv_data; | |
9982f594 | 4442 | u32 response_code = 0; |
82a45258 | 4443 | unsigned long flags; |
635374e7 EM |
4444 | |
4445 | mpi_reply = mpt2sas_base_get_reply_virt_addr(ioc, reply); | |
ec07a053 | 4446 | scmd = _scsih_scsi_lookup_get_clear(ioc, smid); |
635374e7 | 4447 | if (scmd == NULL) |
77e63ed4 | 4448 | return 1; |
635374e7 EM |
4449 | |
4450 | mpi_request = mpt2sas_base_get_msg_frame(ioc, smid); | |
4451 | ||
4452 | if (mpi_reply == NULL) { | |
4453 | scmd->result = DID_OK << 16; | |
4454 | goto out; | |
4455 | } | |
4456 | ||
4457 | sas_device_priv_data = scmd->device->hostdata; | |
4458 | if (!sas_device_priv_data || !sas_device_priv_data->sas_target || | |
4459 | sas_device_priv_data->sas_target->deleted) { | |
4460 | scmd->result = DID_NO_CONNECT << 16; | |
4461 | goto out; | |
4462 | } | |
4da7af94 | 4463 | ioc_status = le16_to_cpu(mpi_reply->IOCStatus); |
0bdccdb0 KD |
4464 | /* |
4465 | * WARPDRIVE: If direct_io is set then it is directIO, | |
4466 | * the failed direct I/O should be redirected to volume | |
4467 | */ | |
4da7af94 | 4468 | if (_scsih_scsi_direct_io_get(ioc, smid) && |
4469 | ((ioc_status & MPI2_IOCSTATUS_MASK) | |
4470 | != MPI2_IOCSTATUS_SCSI_TASK_TERMINATED)) { | |
82a45258 KD |
4471 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); |
4472 | ioc->scsi_lookup[smid - 1].scmd = scmd; | |
0bdccdb0 | 4473 | _scsih_scsi_direct_io_set(ioc, smid, 0); |
09da0b32 | 4474 | spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); |
0bdccdb0 KD |
4475 | memcpy(mpi_request->CDB.CDB32, scmd->cmnd, scmd->cmd_len); |
4476 | mpi_request->DevHandle = | |
4477 | cpu_to_le16(sas_device_priv_data->sas_target->handle); | |
4478 | mpt2sas_base_put_smid_scsi_io(ioc, smid, | |
4479 | sas_device_priv_data->sas_target->handle); | |
4480 | return 0; | |
4481 | } | |
4482 | ||
635374e7 EM |
4483 | |
4484 | /* turning off TLR */ | |
9982f594 KD |
4485 | scsi_state = mpi_reply->SCSIState; |
4486 | if (scsi_state & MPI2_SCSI_STATE_RESPONSE_INFO_VALID) | |
4487 | response_code = | |
4488 | le32_to_cpu(mpi_reply->ResponseInfo) & 0xFF; | |
635374e7 EM |
4489 | if (!sas_device_priv_data->tlr_snoop_check) { |
4490 | sas_device_priv_data->tlr_snoop_check++; | |
0bdccdb0 KD |
4491 | /* Make sure Device is not raid volume. |
4492 | * We do not expose raid functionality to upper layer for warpdrive. | |
4493 | */ | |
4494 | if (!ioc->is_warpdrive && !_scsih_is_raid(&scmd->device->sdev_gendev) && | |
3ed21525 | 4495 | sas_is_tlr_enabled(scmd->device) && |
84f0b04a KD |
4496 | response_code == MPI2_SCSITASKMGMT_RSP_INVALID_FRAME) { |
4497 | sas_disable_tlr(scmd->device); | |
4498 | sdev_printk(KERN_INFO, scmd->device, "TLR disabled\n"); | |
4499 | } | |
635374e7 EM |
4500 | } |
4501 | ||
4502 | xfer_cnt = le32_to_cpu(mpi_reply->TransferCount); | |
4503 | scsi_set_resid(scmd, scsi_bufflen(scmd) - xfer_cnt); | |
635374e7 EM |
4504 | if (ioc_status & MPI2_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE) |
4505 | log_info = le32_to_cpu(mpi_reply->IOCLogInfo); | |
4506 | else | |
4507 | log_info = 0; | |
4508 | ioc_status &= MPI2_IOCSTATUS_MASK; | |
635374e7 EM |
4509 | scsi_status = mpi_reply->SCSIStatus; |
4510 | ||
4511 | if (ioc_status == MPI2_IOCSTATUS_SCSI_DATA_UNDERRUN && xfer_cnt == 0 && | |
4512 | (scsi_status == MPI2_SCSI_STATUS_BUSY || | |
4513 | scsi_status == MPI2_SCSI_STATUS_RESERVATION_CONFLICT || | |
4514 | scsi_status == MPI2_SCSI_STATUS_TASK_SET_FULL)) { | |
4515 | ioc_status = MPI2_IOCSTATUS_SUCCESS; | |
4516 | } | |
4517 | ||
4518 | if (scsi_state & MPI2_SCSI_STATE_AUTOSENSE_VALID) { | |
4519 | struct sense_info data; | |
4520 | const void *sense_data = mpt2sas_base_get_sense_buffer(ioc, | |
4521 | smid); | |
0d04df9b | 4522 | u32 sz = min_t(u32, SCSI_SENSE_BUFFERSIZE, |
635374e7 | 4523 | le32_to_cpu(mpi_reply->SenseCount)); |
0d04df9b | 4524 | memcpy(scmd->sense_buffer, sense_data, sz); |
635374e7 EM |
4525 | _scsih_normalize_sense(scmd->sense_buffer, &data); |
4526 | /* failure prediction threshold exceeded */ | |
4527 | if (data.asc == 0x5D) | |
4528 | _scsih_smart_predicted_fault(ioc, | |
4529 | le16_to_cpu(mpi_reply->DevHandle)); | |
4530 | } | |
4531 | ||
4532 | switch (ioc_status) { | |
4533 | case MPI2_IOCSTATUS_BUSY: | |
4534 | case MPI2_IOCSTATUS_INSUFFICIENT_RESOURCES: | |
4535 | scmd->result = SAM_STAT_BUSY; | |
4536 | break; | |
4537 | ||
4538 | case MPI2_IOCSTATUS_SCSI_DEVICE_NOT_THERE: | |
4539 | scmd->result = DID_NO_CONNECT << 16; | |
4540 | break; | |
4541 | ||
4542 | case MPI2_IOCSTATUS_SCSI_IOC_TERMINATED: | |
4543 | if (sas_device_priv_data->block) { | |
e4e7c7ed KD |
4544 | scmd->result = DID_TRANSPORT_DISRUPTED << 16; |
4545 | goto out; | |
635374e7 | 4546 | } |
d2227f73 SR |
4547 | if (log_info == 0x32010081) { |
4548 | scmd->result = DID_RESET << 16; | |
4549 | break; | |
4550 | } | |
3ade1ca7 | 4551 | scmd->result = DID_SOFT_ERROR << 16; |
4552 | break; | |
635374e7 EM |
4553 | case MPI2_IOCSTATUS_SCSI_TASK_TERMINATED: |
4554 | case MPI2_IOCSTATUS_SCSI_EXT_TERMINATED: | |
4555 | scmd->result = DID_RESET << 16; | |
4556 | break; | |
4557 | ||
4558 | case MPI2_IOCSTATUS_SCSI_RESIDUAL_MISMATCH: | |
4559 | if ((xfer_cnt == 0) || (scmd->underflow > xfer_cnt)) | |
4560 | scmd->result = DID_SOFT_ERROR << 16; | |
4561 | else | |
4562 | scmd->result = (DID_OK << 16) | scsi_status; | |
4563 | break; | |
4564 | ||
4565 | case MPI2_IOCSTATUS_SCSI_DATA_UNDERRUN: | |
4566 | scmd->result = (DID_OK << 16) | scsi_status; | |
4567 | ||
4568 | if ((scsi_state & MPI2_SCSI_STATE_AUTOSENSE_VALID)) | |
4569 | break; | |
4570 | ||
4571 | if (xfer_cnt < scmd->underflow) { | |
4572 | if (scsi_status == SAM_STAT_BUSY) | |
4573 | scmd->result = SAM_STAT_BUSY; | |
4574 | else | |
4575 | scmd->result = DID_SOFT_ERROR << 16; | |
4576 | } else if (scsi_state & (MPI2_SCSI_STATE_AUTOSENSE_FAILED | | |
4577 | MPI2_SCSI_STATE_NO_SCSI_STATUS)) | |
4578 | scmd->result = DID_SOFT_ERROR << 16; | |
4579 | else if (scsi_state & MPI2_SCSI_STATE_TERMINATED) | |
4580 | scmd->result = DID_RESET << 16; | |
4581 | else if (!xfer_cnt && scmd->cmnd[0] == REPORT_LUNS) { | |
4582 | mpi_reply->SCSIState = MPI2_SCSI_STATE_AUTOSENSE_VALID; | |
4583 | mpi_reply->SCSIStatus = SAM_STAT_CHECK_CONDITION; | |
4584 | scmd->result = (DRIVER_SENSE << 24) | | |
4585 | SAM_STAT_CHECK_CONDITION; | |
4586 | scmd->sense_buffer[0] = 0x70; | |
4587 | scmd->sense_buffer[2] = ILLEGAL_REQUEST; | |
4588 | scmd->sense_buffer[12] = 0x20; | |
4589 | scmd->sense_buffer[13] = 0; | |
4590 | } | |
4591 | break; | |
4592 | ||
4593 | case MPI2_IOCSTATUS_SCSI_DATA_OVERRUN: | |
4594 | scsi_set_resid(scmd, 0); | |
4595 | case MPI2_IOCSTATUS_SCSI_RECOVERED_ERROR: | |
4596 | case MPI2_IOCSTATUS_SUCCESS: | |
4597 | scmd->result = (DID_OK << 16) | scsi_status; | |
9982f594 KD |
4598 | if (response_code == |
4599 | MPI2_SCSITASKMGMT_RSP_INVALID_FRAME || | |
4600 | (scsi_state & (MPI2_SCSI_STATE_AUTOSENSE_FAILED | | |
4601 | MPI2_SCSI_STATE_NO_SCSI_STATUS))) | |
635374e7 EM |
4602 | scmd->result = DID_SOFT_ERROR << 16; |
4603 | else if (scsi_state & MPI2_SCSI_STATE_TERMINATED) | |
4604 | scmd->result = DID_RESET << 16; | |
4605 | break; | |
4606 | ||
3c621b3e EM |
4607 | case MPI2_IOCSTATUS_EEDP_GUARD_ERROR: |
4608 | case MPI2_IOCSTATUS_EEDP_REF_TAG_ERROR: | |
4609 | case MPI2_IOCSTATUS_EEDP_APP_TAG_ERROR: | |
4610 | _scsih_eedp_error_handling(scmd, ioc_status); | |
4611 | break; | |
635374e7 EM |
4612 | case MPI2_IOCSTATUS_SCSI_PROTOCOL_ERROR: |
4613 | case MPI2_IOCSTATUS_INVALID_FUNCTION: | |
4614 | case MPI2_IOCSTATUS_INVALID_SGL: | |
4615 | case MPI2_IOCSTATUS_INTERNAL_ERROR: | |
4616 | case MPI2_IOCSTATUS_INVALID_FIELD: | |
4617 | case MPI2_IOCSTATUS_INVALID_STATE: | |
4618 | case MPI2_IOCSTATUS_SCSI_IO_DATA_ERROR: | |
4619 | case MPI2_IOCSTATUS_SCSI_TASK_MGMT_FAILED: | |
4620 | default: | |
4621 | scmd->result = DID_SOFT_ERROR << 16; | |
4622 | break; | |
4623 | ||
4624 | } | |
4625 | ||
4626 | #ifdef CONFIG_SCSI_MPT2SAS_LOGGING | |
4627 | if (scmd->result && (ioc->logging_level & MPT_DEBUG_REPLY)) | |
4628 | _scsih_scsi_ioc_info(ioc , scmd, mpi_reply, smid); | |
4629 | #endif | |
4630 | ||
4631 | out: | |
4632 | scsi_dma_unmap(scmd); | |
4633 | scmd->scsi_done(scmd); | |
77e63ed4 | 4634 | return 1; |
635374e7 EM |
4635 | } |
4636 | ||
635374e7 EM |
4637 | /** |
4638 | * _scsih_sas_host_refresh - refreshing sas host object contents | |
4639 | * @ioc: per adapter object | |
635374e7 EM |
4640 | * Context: user |
4641 | * | |
4642 | * During port enable, fw will send topology events for every device. Its | |
4643 | * possible that the handles may change from the previous setting, so this | |
4644 | * code keeping handles updating if changed. | |
4645 | * | |
4646 | * Return nothing. | |
4647 | */ | |
4648 | static void | |
c5e039be | 4649 | _scsih_sas_host_refresh(struct MPT2SAS_ADAPTER *ioc) |
635374e7 EM |
4650 | { |
4651 | u16 sz; | |
4652 | u16 ioc_status; | |
4653 | int i; | |
4654 | Mpi2ConfigReply_t mpi_reply; | |
4655 | Mpi2SasIOUnitPage0_t *sas_iounit_pg0 = NULL; | |
c5e039be | 4656 | u16 attached_handle; |
7f6f794d | 4657 | u8 link_rate; |
635374e7 EM |
4658 | |
4659 | dtmprintk(ioc, printk(MPT2SAS_INFO_FMT | |
4660 | "updating handles for sas_host(0x%016llx)\n", | |
4661 | ioc->name, (unsigned long long)ioc->sas_hba.sas_address)); | |
4662 | ||
4663 | sz = offsetof(Mpi2SasIOUnitPage0_t, PhyData) + (ioc->sas_hba.num_phys | |
4664 | * sizeof(Mpi2SasIOUnit0PhyData_t)); | |
4665 | sas_iounit_pg0 = kzalloc(sz, GFP_KERNEL); | |
4666 | if (!sas_iounit_pg0) { | |
4667 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
4668 | ioc->name, __FILE__, __LINE__, __func__); | |
4669 | return; | |
4670 | } | |
635374e7 | 4671 | |
c5e039be KD |
4672 | if ((mpt2sas_config_get_sas_iounit_pg0(ioc, &mpi_reply, |
4673 | sas_iounit_pg0, sz)) != 0) | |
4674 | goto out; | |
4675 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK; | |
4676 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) | |
4677 | goto out; | |
4678 | for (i = 0; i < ioc->sas_hba.num_phys ; i++) { | |
7f6f794d | 4679 | link_rate = sas_iounit_pg0->PhyData[i].NegotiatedLinkRate >> 4; |
c5e039be KD |
4680 | if (i == 0) |
4681 | ioc->sas_hba.handle = le16_to_cpu(sas_iounit_pg0-> | |
4682 | PhyData[0].ControllerDevHandle); | |
4683 | ioc->sas_hba.phy[i].handle = ioc->sas_hba.handle; | |
4684 | attached_handle = le16_to_cpu(sas_iounit_pg0->PhyData[i]. | |
4685 | AttachedDevHandle); | |
7f6f794d KD |
4686 | if (attached_handle && link_rate < MPI2_SAS_NEG_LINK_RATE_1_5) |
4687 | link_rate = MPI2_SAS_NEG_LINK_RATE_1_5; | |
c5e039be | 4688 | mpt2sas_transport_update_links(ioc, ioc->sas_hba.sas_address, |
7f6f794d | 4689 | attached_handle, i, link_rate); |
c5e039be | 4690 | } |
635374e7 EM |
4691 | out: |
4692 | kfree(sas_iounit_pg0); | |
4693 | } | |
4694 | ||
4695 | /** | |
4696 | * _scsih_sas_host_add - create sas host object | |
4697 | * @ioc: per adapter object | |
4698 | * | |
4699 | * Creating host side data object, stored in ioc->sas_hba | |
4700 | * | |
4701 | * Return nothing. | |
4702 | */ | |
4703 | static void | |
4704 | _scsih_sas_host_add(struct MPT2SAS_ADAPTER *ioc) | |
4705 | { | |
4706 | int i; | |
4707 | Mpi2ConfigReply_t mpi_reply; | |
4708 | Mpi2SasIOUnitPage0_t *sas_iounit_pg0 = NULL; | |
4709 | Mpi2SasIOUnitPage1_t *sas_iounit_pg1 = NULL; | |
4710 | Mpi2SasPhyPage0_t phy_pg0; | |
4711 | Mpi2SasDevicePage0_t sas_device_pg0; | |
4712 | Mpi2SasEnclosurePage0_t enclosure_pg0; | |
4713 | u16 ioc_status; | |
4714 | u16 sz; | |
4715 | u16 device_missing_delay; | |
4716 | ||
4717 | mpt2sas_config_get_number_hba_phys(ioc, &ioc->sas_hba.num_phys); | |
4718 | if (!ioc->sas_hba.num_phys) { | |
4719 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
4720 | ioc->name, __FILE__, __LINE__, __func__); | |
4721 | return; | |
4722 | } | |
4723 | ||
4724 | /* sas_iounit page 0 */ | |
4725 | sz = offsetof(Mpi2SasIOUnitPage0_t, PhyData) + (ioc->sas_hba.num_phys * | |
4726 | sizeof(Mpi2SasIOUnit0PhyData_t)); | |
4727 | sas_iounit_pg0 = kzalloc(sz, GFP_KERNEL); | |
4728 | if (!sas_iounit_pg0) { | |
4729 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
4730 | ioc->name, __FILE__, __LINE__, __func__); | |
4731 | return; | |
4732 | } | |
4733 | if ((mpt2sas_config_get_sas_iounit_pg0(ioc, &mpi_reply, | |
4734 | sas_iounit_pg0, sz))) { | |
4735 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
4736 | ioc->name, __FILE__, __LINE__, __func__); | |
4737 | goto out; | |
4738 | } | |
4739 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
4740 | MPI2_IOCSTATUS_MASK; | |
4741 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { | |
4742 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
4743 | ioc->name, __FILE__, __LINE__, __func__); | |
4744 | goto out; | |
4745 | } | |
4746 | ||
4747 | /* sas_iounit page 1 */ | |
4748 | sz = offsetof(Mpi2SasIOUnitPage1_t, PhyData) + (ioc->sas_hba.num_phys * | |
4749 | sizeof(Mpi2SasIOUnit1PhyData_t)); | |
4750 | sas_iounit_pg1 = kzalloc(sz, GFP_KERNEL); | |
4751 | if (!sas_iounit_pg1) { | |
4752 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
4753 | ioc->name, __FILE__, __LINE__, __func__); | |
4754 | goto out; | |
4755 | } | |
4756 | if ((mpt2sas_config_get_sas_iounit_pg1(ioc, &mpi_reply, | |
4757 | sas_iounit_pg1, sz))) { | |
4758 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
4759 | ioc->name, __FILE__, __LINE__, __func__); | |
4760 | goto out; | |
4761 | } | |
4762 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
4763 | MPI2_IOCSTATUS_MASK; | |
4764 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { | |
4765 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
4766 | ioc->name, __FILE__, __LINE__, __func__); | |
4767 | goto out; | |
4768 | } | |
4769 | ||
4770 | ioc->io_missing_delay = | |
4771 | le16_to_cpu(sas_iounit_pg1->IODeviceMissingDelay); | |
4772 | device_missing_delay = | |
4773 | le16_to_cpu(sas_iounit_pg1->ReportDeviceMissingDelay); | |
4774 | if (device_missing_delay & MPI2_SASIOUNIT1_REPORT_MISSING_UNIT_16) | |
4775 | ioc->device_missing_delay = (device_missing_delay & | |
4776 | MPI2_SASIOUNIT1_REPORT_MISSING_TIMEOUT_MASK) * 16; | |
4777 | else | |
4778 | ioc->device_missing_delay = device_missing_delay & | |
4779 | MPI2_SASIOUNIT1_REPORT_MISSING_TIMEOUT_MASK; | |
4780 | ||
4781 | ioc->sas_hba.parent_dev = &ioc->shost->shost_gendev; | |
4782 | ioc->sas_hba.phy = kcalloc(ioc->sas_hba.num_phys, | |
4783 | sizeof(struct _sas_phy), GFP_KERNEL); | |
4784 | if (!ioc->sas_hba.phy) { | |
4785 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
4786 | ioc->name, __FILE__, __LINE__, __func__); | |
4787 | goto out; | |
4788 | } | |
4789 | for (i = 0; i < ioc->sas_hba.num_phys ; i++) { | |
4790 | if ((mpt2sas_config_get_phy_pg0(ioc, &mpi_reply, &phy_pg0, | |
4791 | i))) { | |
4792 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
4793 | ioc->name, __FILE__, __LINE__, __func__); | |
4794 | goto out; | |
4795 | } | |
4796 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
4797 | MPI2_IOCSTATUS_MASK; | |
4798 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { | |
4799 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
4800 | ioc->name, __FILE__, __LINE__, __func__); | |
4801 | goto out; | |
4802 | } | |
c5e039be KD |
4803 | |
4804 | if (i == 0) | |
4805 | ioc->sas_hba.handle = le16_to_cpu(sas_iounit_pg0-> | |
4806 | PhyData[0].ControllerDevHandle); | |
4807 | ioc->sas_hba.phy[i].handle = ioc->sas_hba.handle; | |
635374e7 EM |
4808 | ioc->sas_hba.phy[i].phy_id = i; |
4809 | mpt2sas_transport_add_host_phy(ioc, &ioc->sas_hba.phy[i], | |
4810 | phy_pg0, ioc->sas_hba.parent_dev); | |
4811 | } | |
4812 | if ((mpt2sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0, | |
c5e039be | 4813 | MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, ioc->sas_hba.handle))) { |
635374e7 EM |
4814 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", |
4815 | ioc->name, __FILE__, __LINE__, __func__); | |
4816 | goto out; | |
4817 | } | |
635374e7 EM |
4818 | ioc->sas_hba.enclosure_handle = |
4819 | le16_to_cpu(sas_device_pg0.EnclosureHandle); | |
4820 | ioc->sas_hba.sas_address = le64_to_cpu(sas_device_pg0.SASAddress); | |
4821 | printk(MPT2SAS_INFO_FMT "host_add: handle(0x%04x), " | |
4822 | "sas_addr(0x%016llx), phys(%d)\n", ioc->name, ioc->sas_hba.handle, | |
4823 | (unsigned long long) ioc->sas_hba.sas_address, | |
4824 | ioc->sas_hba.num_phys) ; | |
4825 | ||
4826 | if (ioc->sas_hba.enclosure_handle) { | |
4827 | if (!(mpt2sas_config_get_enclosure_pg0(ioc, &mpi_reply, | |
4828 | &enclosure_pg0, | |
4829 | MPI2_SAS_ENCLOS_PGAD_FORM_HANDLE, | |
4830 | ioc->sas_hba.enclosure_handle))) { | |
4831 | ioc->sas_hba.enclosure_logical_id = | |
4832 | le64_to_cpu(enclosure_pg0.EnclosureLogicalID); | |
4833 | } | |
4834 | } | |
4835 | ||
4836 | out: | |
4837 | kfree(sas_iounit_pg1); | |
4838 | kfree(sas_iounit_pg0); | |
4839 | } | |
4840 | ||
4841 | /** | |
4842 | * _scsih_expander_add - creating expander object | |
4843 | * @ioc: per adapter object | |
4844 | * @handle: expander handle | |
4845 | * | |
4846 | * Creating expander object, stored in ioc->sas_expander_list. | |
4847 | * | |
4848 | * Return 0 for success, else error. | |
4849 | */ | |
4850 | static int | |
4851 | _scsih_expander_add(struct MPT2SAS_ADAPTER *ioc, u16 handle) | |
4852 | { | |
4853 | struct _sas_node *sas_expander; | |
4854 | Mpi2ConfigReply_t mpi_reply; | |
4855 | Mpi2ExpanderPage0_t expander_pg0; | |
4856 | Mpi2ExpanderPage1_t expander_pg1; | |
4857 | Mpi2SasEnclosurePage0_t enclosure_pg0; | |
4858 | u32 ioc_status; | |
4859 | u16 parent_handle; | |
c97951ec | 4860 | u64 sas_address, sas_address_parent = 0; |
635374e7 EM |
4861 | int i; |
4862 | unsigned long flags; | |
20f5895d | 4863 | struct _sas_port *mpt2sas_port = NULL; |
635374e7 EM |
4864 | int rc = 0; |
4865 | ||
4866 | if (!handle) | |
4867 | return -1; | |
4868 | ||
3cb5469a | 4869 | if (ioc->shost_recovery || ioc->pci_error_recovery) |
155dd4c7 KD |
4870 | return -1; |
4871 | ||
635374e7 EM |
4872 | if ((mpt2sas_config_get_expander_pg0(ioc, &mpi_reply, &expander_pg0, |
4873 | MPI2_SAS_EXPAND_PGAD_FORM_HNDL, handle))) { | |
4874 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
4875 | ioc->name, __FILE__, __LINE__, __func__); | |
4876 | return -1; | |
4877 | } | |
4878 | ||
4879 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
4880 | MPI2_IOCSTATUS_MASK; | |
4881 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { | |
4882 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
4883 | ioc->name, __FILE__, __LINE__, __func__); | |
4884 | return -1; | |
4885 | } | |
4886 | ||
4887 | /* handle out of order topology events */ | |
4888 | parent_handle = le16_to_cpu(expander_pg0.ParentDevHandle); | |
c5e039be KD |
4889 | if (_scsih_get_sas_address(ioc, parent_handle, &sas_address_parent) |
4890 | != 0) { | |
4891 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
4892 | ioc->name, __FILE__, __LINE__, __func__); | |
4893 | return -1; | |
4894 | } | |
4895 | if (sas_address_parent != ioc->sas_hba.sas_address) { | |
635374e7 | 4896 | spin_lock_irqsave(&ioc->sas_node_lock, flags); |
c5e039be KD |
4897 | sas_expander = mpt2sas_scsih_expander_find_by_sas_address(ioc, |
4898 | sas_address_parent); | |
635374e7 EM |
4899 | spin_unlock_irqrestore(&ioc->sas_node_lock, flags); |
4900 | if (!sas_expander) { | |
4901 | rc = _scsih_expander_add(ioc, parent_handle); | |
4902 | if (rc != 0) | |
4903 | return rc; | |
4904 | } | |
4905 | } | |
4906 | ||
635374e7 | 4907 | spin_lock_irqsave(&ioc->sas_node_lock, flags); |
595bb0bd | 4908 | sas_address = le64_to_cpu(expander_pg0.SASAddress); |
635374e7 EM |
4909 | sas_expander = mpt2sas_scsih_expander_find_by_sas_address(ioc, |
4910 | sas_address); | |
4911 | spin_unlock_irqrestore(&ioc->sas_node_lock, flags); | |
4912 | ||
4913 | if (sas_expander) | |
4914 | return 0; | |
4915 | ||
4916 | sas_expander = kzalloc(sizeof(struct _sas_node), | |
4917 | GFP_KERNEL); | |
4918 | if (!sas_expander) { | |
4919 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
4920 | ioc->name, __FILE__, __LINE__, __func__); | |
4921 | return -1; | |
4922 | } | |
4923 | ||
4924 | sas_expander->handle = handle; | |
4925 | sas_expander->num_phys = expander_pg0.NumPhys; | |
c5e039be | 4926 | sas_expander->sas_address_parent = sas_address_parent; |
635374e7 EM |
4927 | sas_expander->sas_address = sas_address; |
4928 | ||
4929 | printk(MPT2SAS_INFO_FMT "expander_add: handle(0x%04x)," | |
4930 | " parent(0x%04x), sas_addr(0x%016llx), phys(%d)\n", ioc->name, | |
c5e039be | 4931 | handle, parent_handle, (unsigned long long) |
635374e7 EM |
4932 | sas_expander->sas_address, sas_expander->num_phys); |
4933 | ||
4934 | if (!sas_expander->num_phys) | |
4935 | goto out_fail; | |
4936 | sas_expander->phy = kcalloc(sas_expander->num_phys, | |
4937 | sizeof(struct _sas_phy), GFP_KERNEL); | |
4938 | if (!sas_expander->phy) { | |
4939 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
4940 | ioc->name, __FILE__, __LINE__, __func__); | |
4941 | rc = -1; | |
4942 | goto out_fail; | |
4943 | } | |
4944 | ||
4945 | INIT_LIST_HEAD(&sas_expander->sas_port_list); | |
4946 | mpt2sas_port = mpt2sas_transport_port_add(ioc, handle, | |
c5e039be | 4947 | sas_address_parent); |
635374e7 EM |
4948 | if (!mpt2sas_port) { |
4949 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
4950 | ioc->name, __FILE__, __LINE__, __func__); | |
4951 | rc = -1; | |
4952 | goto out_fail; | |
4953 | } | |
4954 | sas_expander->parent_dev = &mpt2sas_port->rphy->dev; | |
4955 | ||
4956 | for (i = 0 ; i < sas_expander->num_phys ; i++) { | |
4957 | if ((mpt2sas_config_get_expander_pg1(ioc, &mpi_reply, | |
4958 | &expander_pg1, i, handle))) { | |
4959 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
4960 | ioc->name, __FILE__, __LINE__, __func__); | |
20f5895d KD |
4961 | rc = -1; |
4962 | goto out_fail; | |
635374e7 EM |
4963 | } |
4964 | sas_expander->phy[i].handle = handle; | |
4965 | sas_expander->phy[i].phy_id = i; | |
20f5895d KD |
4966 | |
4967 | if ((mpt2sas_transport_add_expander_phy(ioc, | |
4968 | &sas_expander->phy[i], expander_pg1, | |
4969 | sas_expander->parent_dev))) { | |
4970 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
4971 | ioc->name, __FILE__, __LINE__, __func__); | |
4972 | rc = -1; | |
4973 | goto out_fail; | |
4974 | } | |
635374e7 EM |
4975 | } |
4976 | ||
4977 | if (sas_expander->enclosure_handle) { | |
4978 | if (!(mpt2sas_config_get_enclosure_pg0(ioc, &mpi_reply, | |
4979 | &enclosure_pg0, MPI2_SAS_ENCLOS_PGAD_FORM_HANDLE, | |
4980 | sas_expander->enclosure_handle))) { | |
4981 | sas_expander->enclosure_logical_id = | |
4982 | le64_to_cpu(enclosure_pg0.EnclosureLogicalID); | |
4983 | } | |
4984 | } | |
4985 | ||
4986 | _scsih_expander_node_add(ioc, sas_expander); | |
4987 | return 0; | |
4988 | ||
4989 | out_fail: | |
4990 | ||
20f5895d KD |
4991 | if (mpt2sas_port) |
4992 | mpt2sas_transport_port_remove(ioc, sas_expander->sas_address, | |
c5e039be | 4993 | sas_address_parent); |
635374e7 EM |
4994 | kfree(sas_expander); |
4995 | return rc; | |
4996 | } | |
4997 | ||
744090d3 KD |
4998 | /** |
4999 | * _scsih_done - scsih callback handler. | |
5000 | * @ioc: per adapter object | |
5001 | * @smid: system request message index | |
5002 | * @msix_index: MSIX table index supplied by the OS | |
5003 | * @reply: reply message frame(lower 32bit addr) | |
5004 | * | |
5005 | * Callback handler when sending internal generated message frames. | |
5006 | * The callback index passed is `ioc->scsih_cb_idx` | |
5007 | * | |
5008 | * Return 1 meaning mf should be freed from _base_interrupt | |
5009 | * 0 means the mf is freed from this function. | |
5010 | */ | |
5011 | static u8 | |
5012 | _scsih_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply) | |
5013 | { | |
5014 | MPI2DefaultReply_t *mpi_reply; | |
5015 | ||
5016 | mpi_reply = mpt2sas_base_get_reply_virt_addr(ioc, reply); | |
5017 | if (ioc->scsih_cmds.status == MPT2_CMD_NOT_USED) | |
5018 | return 1; | |
5019 | if (ioc->scsih_cmds.smid != smid) | |
5020 | return 1; | |
5021 | ioc->scsih_cmds.status |= MPT2_CMD_COMPLETE; | |
5022 | if (mpi_reply) { | |
5023 | memcpy(ioc->scsih_cmds.reply, mpi_reply, | |
5024 | mpi_reply->MsgLength*4); | |
5025 | ioc->scsih_cmds.status |= MPT2_CMD_REPLY_VALID; | |
5026 | } | |
5027 | ioc->scsih_cmds.status &= ~MPT2_CMD_PENDING; | |
5028 | complete(&ioc->scsih_cmds.done); | |
5029 | return 1; | |
5030 | } | |
5031 | ||
635374e7 | 5032 | /** |
7f6f794d | 5033 | * mpt2sas_expander_remove - removing expander object |
635374e7 | 5034 | * @ioc: per adapter object |
c5e039be | 5035 | * @sas_address: expander sas_address |
635374e7 EM |
5036 | * |
5037 | * Return nothing. | |
5038 | */ | |
7f6f794d KD |
5039 | void |
5040 | mpt2sas_expander_remove(struct MPT2SAS_ADAPTER *ioc, u64 sas_address) | |
635374e7 EM |
5041 | { |
5042 | struct _sas_node *sas_expander; | |
5043 | unsigned long flags; | |
5044 | ||
155dd4c7 KD |
5045 | if (ioc->shost_recovery) |
5046 | return; | |
5047 | ||
635374e7 | 5048 | spin_lock_irqsave(&ioc->sas_node_lock, flags); |
c5e039be KD |
5049 | sas_expander = mpt2sas_scsih_expander_find_by_sas_address(ioc, |
5050 | sas_address); | |
09da0b32 | 5051 | if (sas_expander) |
5052 | list_del(&sas_expander->list); | |
635374e7 | 5053 | spin_unlock_irqrestore(&ioc->sas_node_lock, flags); |
09da0b32 | 5054 | if (sas_expander) |
5055 | _scsih_expander_node_remove(ioc, sas_expander); | |
635374e7 EM |
5056 | } |
5057 | ||
b4344276 KD |
5058 | /** |
5059 | * _scsih_check_access_status - check access flags | |
5060 | * @ioc: per adapter object | |
5061 | * @sas_address: sas address | |
5062 | * @handle: sas device handle | |
5063 | * @access_flags: errors returned during discovery of the device | |
5064 | * | |
5065 | * Return 0 for success, else failure | |
5066 | */ | |
5067 | static u8 | |
5068 | _scsih_check_access_status(struct MPT2SAS_ADAPTER *ioc, u64 sas_address, | |
5069 | u16 handle, u8 access_status) | |
5070 | { | |
5071 | u8 rc = 1; | |
5072 | char *desc = NULL; | |
5073 | ||
5074 | switch (access_status) { | |
5075 | case MPI2_SAS_DEVICE0_ASTATUS_NO_ERRORS: | |
5076 | case MPI2_SAS_DEVICE0_ASTATUS_SATA_NEEDS_INITIALIZATION: | |
5077 | rc = 0; | |
5078 | break; | |
5079 | case MPI2_SAS_DEVICE0_ASTATUS_SATA_CAPABILITY_FAILED: | |
5080 | desc = "sata capability failed"; | |
5081 | break; | |
5082 | case MPI2_SAS_DEVICE0_ASTATUS_SATA_AFFILIATION_CONFLICT: | |
5083 | desc = "sata affiliation conflict"; | |
5084 | break; | |
5085 | case MPI2_SAS_DEVICE0_ASTATUS_ROUTE_NOT_ADDRESSABLE: | |
5086 | desc = "route not addressable"; | |
5087 | break; | |
5088 | case MPI2_SAS_DEVICE0_ASTATUS_SMP_ERROR_NOT_ADDRESSABLE: | |
5089 | desc = "smp error not addressable"; | |
5090 | break; | |
5091 | case MPI2_SAS_DEVICE0_ASTATUS_DEVICE_BLOCKED: | |
5092 | desc = "device blocked"; | |
5093 | break; | |
5094 | case MPI2_SAS_DEVICE0_ASTATUS_SATA_INIT_FAILED: | |
5095 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_UNKNOWN: | |
5096 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_AFFILIATION_CONFLICT: | |
5097 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_DIAG: | |
5098 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_IDENTIFICATION: | |
5099 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_CHECK_POWER: | |
5100 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_PIO_SN: | |
5101 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_MDMA_SN: | |
5102 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_UDMA_SN: | |
5103 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_ZONING_VIOLATION: | |
5104 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_NOT_ADDRESSABLE: | |
5105 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_MAX: | |
5106 | desc = "sata initialization failed"; | |
5107 | break; | |
5108 | default: | |
5109 | desc = "unknown"; | |
5110 | break; | |
5111 | } | |
5112 | ||
5113 | if (!rc) | |
5114 | return 0; | |
5115 | ||
5116 | printk(MPT2SAS_ERR_FMT "discovery errors(%s): sas_address(0x%016llx), " | |
5117 | "handle(0x%04x)\n", ioc->name, desc, | |
5118 | (unsigned long long)sas_address, handle); | |
5119 | return rc; | |
5120 | } | |
5121 | ||
5122 | static void | |
5123 | _scsih_check_device(struct MPT2SAS_ADAPTER *ioc, u16 handle) | |
5124 | { | |
5125 | Mpi2ConfigReply_t mpi_reply; | |
5126 | Mpi2SasDevicePage0_t sas_device_pg0; | |
5127 | struct _sas_device *sas_device; | |
5128 | u32 ioc_status; | |
5129 | unsigned long flags; | |
5130 | u64 sas_address; | |
5131 | struct scsi_target *starget; | |
5132 | struct MPT2SAS_TARGET *sas_target_priv_data; | |
5133 | u32 device_info; | |
5134 | ||
09da0b32 | 5135 | |
b4344276 KD |
5136 | if ((mpt2sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0, |
5137 | MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) | |
5138 | return; | |
5139 | ||
5140 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK; | |
5141 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) | |
5142 | return; | |
5143 | ||
5144 | /* check if this is end device */ | |
5145 | device_info = le32_to_cpu(sas_device_pg0.DeviceInfo); | |
5146 | if (!(_scsih_is_end_device(device_info))) | |
5147 | return; | |
5148 | ||
5149 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
5150 | sas_address = le64_to_cpu(sas_device_pg0.SASAddress); | |
5151 | sas_device = mpt2sas_scsih_sas_device_find_by_sas_address(ioc, | |
5152 | sas_address); | |
5153 | ||
5154 | if (!sas_device) { | |
5155 | printk(MPT2SAS_ERR_FMT "device is not present " | |
5156 | "handle(0x%04x), no sas_device!!!\n", ioc->name, handle); | |
5157 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
5158 | return; | |
5159 | } | |
5160 | ||
5161 | if (unlikely(sas_device->handle != handle)) { | |
5162 | starget = sas_device->starget; | |
5163 | sas_target_priv_data = starget->hostdata; | |
5164 | starget_printk(KERN_INFO, starget, "handle changed from(0x%04x)" | |
5165 | " to (0x%04x)!!!\n", sas_device->handle, handle); | |
5166 | sas_target_priv_data->handle = handle; | |
5167 | sas_device->handle = handle; | |
5168 | } | |
b4344276 KD |
5169 | |
5170 | /* check if device is present */ | |
5171 | if (!(le16_to_cpu(sas_device_pg0.Flags) & | |
5172 | MPI2_SAS_DEVICE0_FLAGS_DEVICE_PRESENT)) { | |
5173 | printk(MPT2SAS_ERR_FMT "device is not present " | |
5174 | "handle(0x%04x), flags!!!\n", ioc->name, handle); | |
09da0b32 | 5175 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
b4344276 KD |
5176 | return; |
5177 | } | |
5178 | ||
5179 | /* check if there were any issues with discovery */ | |
5180 | if (_scsih_check_access_status(ioc, sas_address, handle, | |
09da0b32 | 5181 | sas_device_pg0.AccessStatus)) { |
5182 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
b4344276 | 5183 | return; |
09da0b32 | 5184 | } |
5185 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
39af7a98 | 5186 | _scsih_ublock_io_device(ioc, sas_address); |
b4344276 KD |
5187 | |
5188 | } | |
5189 | ||
635374e7 EM |
5190 | /** |
5191 | * _scsih_add_device - creating sas device object | |
5192 | * @ioc: per adapter object | |
5193 | * @handle: sas device handle | |
5194 | * @phy_num: phy number end device attached to | |
5195 | * @is_pd: is this hidden raid component | |
5196 | * | |
5197 | * Creating end device object, stored in ioc->sas_device_list. | |
5198 | * | |
5199 | * Returns 0 for success, non-zero for failure. | |
5200 | */ | |
5201 | static int | |
5202 | _scsih_add_device(struct MPT2SAS_ADAPTER *ioc, u16 handle, u8 phy_num, u8 is_pd) | |
5203 | { | |
5204 | Mpi2ConfigReply_t mpi_reply; | |
5205 | Mpi2SasDevicePage0_t sas_device_pg0; | |
5206 | Mpi2SasEnclosurePage0_t enclosure_pg0; | |
5207 | struct _sas_device *sas_device; | |
5208 | u32 ioc_status; | |
5209 | __le64 sas_address; | |
5210 | u32 device_info; | |
5211 | unsigned long flags; | |
5212 | ||
5213 | if ((mpt2sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0, | |
5214 | MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) { | |
5215 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
5216 | ioc->name, __FILE__, __LINE__, __func__); | |
5217 | return -1; | |
5218 | } | |
5219 | ||
5220 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
5221 | MPI2_IOCSTATUS_MASK; | |
5222 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { | |
5223 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
5224 | ioc->name, __FILE__, __LINE__, __func__); | |
5225 | return -1; | |
5226 | } | |
5227 | ||
b4344276 KD |
5228 | sas_address = le64_to_cpu(sas_device_pg0.SASAddress); |
5229 | ||
635374e7 EM |
5230 | /* check if device is present */ |
5231 | if (!(le16_to_cpu(sas_device_pg0.Flags) & | |
5232 | MPI2_SAS_DEVICE0_FLAGS_DEVICE_PRESENT)) { | |
5233 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
5234 | ioc->name, __FILE__, __LINE__, __func__); | |
5235 | printk(MPT2SAS_ERR_FMT "Flags = 0x%04x\n", | |
5236 | ioc->name, le16_to_cpu(sas_device_pg0.Flags)); | |
5237 | return -1; | |
5238 | } | |
5239 | ||
b4344276 KD |
5240 | /* check if there were any issues with discovery */ |
5241 | if (_scsih_check_access_status(ioc, sas_address, handle, | |
5242 | sas_device_pg0.AccessStatus)) | |
635374e7 | 5243 | return -1; |
635374e7 EM |
5244 | |
5245 | /* check if this is end device */ | |
5246 | device_info = le32_to_cpu(sas_device_pg0.DeviceInfo); | |
5247 | if (!(_scsih_is_end_device(device_info))) { | |
5248 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
5249 | ioc->name, __FILE__, __LINE__, __func__); | |
5250 | return -1; | |
5251 | } | |
5252 | ||
635374e7 EM |
5253 | |
5254 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
5255 | sas_device = mpt2sas_scsih_sas_device_find_by_sas_address(ioc, | |
5256 | sas_address); | |
5257 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
5258 | ||
b4344276 | 5259 | if (sas_device) |
635374e7 | 5260 | return 0; |
635374e7 EM |
5261 | |
5262 | sas_device = kzalloc(sizeof(struct _sas_device), | |
5263 | GFP_KERNEL); | |
5264 | if (!sas_device) { | |
5265 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
5266 | ioc->name, __FILE__, __LINE__, __func__); | |
5267 | return -1; | |
5268 | } | |
5269 | ||
5270 | sas_device->handle = handle; | |
c5e039be KD |
5271 | if (_scsih_get_sas_address(ioc, le16_to_cpu |
5272 | (sas_device_pg0.ParentDevHandle), | |
5273 | &sas_device->sas_address_parent) != 0) | |
5274 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
5275 | ioc->name, __FILE__, __LINE__, __func__); | |
635374e7 EM |
5276 | sas_device->enclosure_handle = |
5277 | le16_to_cpu(sas_device_pg0.EnclosureHandle); | |
5278 | sas_device->slot = | |
5279 | le16_to_cpu(sas_device_pg0.Slot); | |
5280 | sas_device->device_info = device_info; | |
5281 | sas_device->sas_address = sas_address; | |
7fbae67a | 5282 | sas_device->phy = sas_device_pg0.PhyNum; |
635374e7 EM |
5283 | |
5284 | /* get enclosure_logical_id */ | |
15052c9e KD |
5285 | if (sas_device->enclosure_handle && !(mpt2sas_config_get_enclosure_pg0( |
5286 | ioc, &mpi_reply, &enclosure_pg0, MPI2_SAS_ENCLOS_PGAD_FORM_HANDLE, | |
5287 | sas_device->enclosure_handle))) | |
635374e7 EM |
5288 | sas_device->enclosure_logical_id = |
5289 | le64_to_cpu(enclosure_pg0.EnclosureLogicalID); | |
635374e7 EM |
5290 | |
5291 | /* get device name */ | |
5292 | sas_device->device_name = le64_to_cpu(sas_device_pg0.DeviceName); | |
5293 | ||
921cd802 | 5294 | if (ioc->wait_for_discovery_to_complete) |
635374e7 EM |
5295 | _scsih_sas_device_init_add(ioc, sas_device); |
5296 | else | |
5297 | _scsih_sas_device_add(ioc, sas_device); | |
5298 | ||
5299 | return 0; | |
5300 | } | |
5301 | ||
1278b11f KD |
5302 | /** |
5303 | * _scsih_remove_device - removing sas device object | |
5304 | * @ioc: per adapter object | |
5305 | * @sas_device_delete: the sas_device object | |
5306 | * | |
5307 | * Return nothing. | |
5308 | */ | |
5309 | static void | |
5310 | _scsih_remove_device(struct MPT2SAS_ADAPTER *ioc, | |
5311 | struct _sas_device *sas_device) | |
5312 | { | |
1278b11f | 5313 | struct MPT2SAS_TARGET *sas_target_priv_data; |
34a03bef | 5314 | |
bd58ea3c SR |
5315 | if ((ioc->pdev->subsystem_vendor == PCI_VENDOR_ID_IBM) && |
5316 | (sas_device->pfa_led_on)) { | |
5317 | _scsih_turn_off_pfa_led(ioc, sas_device); | |
5318 | sas_device->pfa_led_on = 0; | |
5319 | } | |
5320 | ||
1278b11f KD |
5321 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: enter: " |
5322 | "handle(0x%04x), sas_addr(0x%016llx)\n", ioc->name, __func__, | |
09da0b32 | 5323 | sas_device->handle, (unsigned long long) |
5324 | sas_device->sas_address)); | |
1278b11f | 5325 | |
09da0b32 | 5326 | if (sas_device->starget && sas_device->starget->hostdata) { |
5327 | sas_target_priv_data = sas_device->starget->hostdata; | |
1278b11f | 5328 | sas_target_priv_data->deleted = 1; |
39af7a98 | 5329 | _scsih_ublock_io_device(ioc, sas_device->sas_address); |
918134ef | 5330 | sas_target_priv_data->handle = |
5331 | MPT2SAS_INVALID_DEVICE_HANDLE; | |
1278b11f KD |
5332 | } |
5333 | ||
0bdccdb0 KD |
5334 | if (!ioc->hide_drives) |
5335 | mpt2sas_transport_port_remove(ioc, | |
09da0b32 | 5336 | sas_device->sas_address, |
5337 | sas_device->sas_address_parent); | |
635374e7 EM |
5338 | |
5339 | printk(MPT2SAS_INFO_FMT "removing handle(0x%04x), sas_addr" | |
09da0b32 | 5340 | "(0x%016llx)\n", ioc->name, sas_device->handle, |
5341 | (unsigned long long) sas_device->sas_address); | |
635374e7 | 5342 | |
1278b11f KD |
5343 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: exit: " |
5344 | "handle(0x%04x), sas_addr(0x%016llx)\n", ioc->name, __func__, | |
09da0b32 | 5345 | sas_device->handle, (unsigned long long) |
5346 | sas_device->sas_address)); | |
5347 | kfree(sas_device); | |
5348 | } | |
5349 | /** | |
5350 | * _scsih_device_remove_by_handle - removing device object by handle | |
5351 | * @ioc: per adapter object | |
5352 | * @handle: device handle | |
5353 | * | |
5354 | * Return nothing. | |
5355 | */ | |
5356 | static void | |
5357 | _scsih_device_remove_by_handle(struct MPT2SAS_ADAPTER *ioc, u16 handle) | |
5358 | { | |
5359 | struct _sas_device *sas_device; | |
5360 | unsigned long flags; | |
5361 | ||
5362 | if (ioc->shost_recovery) | |
5363 | return; | |
5364 | ||
5365 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
5366 | sas_device = _scsih_sas_device_find_by_handle(ioc, handle); | |
5367 | if (sas_device) | |
5368 | list_del(&sas_device->list); | |
5369 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
5370 | if (sas_device) | |
5371 | _scsih_remove_device(ioc, sas_device); | |
635374e7 EM |
5372 | } |
5373 | ||
7f6f794d | 5374 | /** |
09da0b32 | 5375 | * mpt2sas_device_remove_by_sas_address - removing device object by sas address |
7f6f794d | 5376 | * @ioc: per adapter object |
09da0b32 | 5377 | * @sas_address: device sas_address |
7f6f794d KD |
5378 | * |
5379 | * Return nothing. | |
5380 | */ | |
5381 | void | |
09da0b32 | 5382 | mpt2sas_device_remove_by_sas_address(struct MPT2SAS_ADAPTER *ioc, |
5383 | u64 sas_address) | |
7f6f794d KD |
5384 | { |
5385 | struct _sas_device *sas_device; | |
5386 | unsigned long flags; | |
5387 | ||
5388 | if (ioc->shost_recovery) | |
5389 | return; | |
5390 | ||
5391 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
5392 | sas_device = mpt2sas_scsih_sas_device_find_by_sas_address(ioc, | |
5393 | sas_address); | |
09da0b32 | 5394 | if (sas_device) |
5395 | list_del(&sas_device->list); | |
7f6f794d | 5396 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
09da0b32 | 5397 | if (sas_device) |
5398 | _scsih_remove_device(ioc, sas_device); | |
7f6f794d | 5399 | } |
635374e7 EM |
5400 | #ifdef CONFIG_SCSI_MPT2SAS_LOGGING |
5401 | /** | |
5402 | * _scsih_sas_topology_change_event_debug - debug for topology event | |
5403 | * @ioc: per adapter object | |
5404 | * @event_data: event data payload | |
5405 | * Context: user. | |
5406 | */ | |
5407 | static void | |
5408 | _scsih_sas_topology_change_event_debug(struct MPT2SAS_ADAPTER *ioc, | |
5409 | Mpi2EventDataSasTopologyChangeList_t *event_data) | |
5410 | { | |
5411 | int i; | |
5412 | u16 handle; | |
5413 | u16 reason_code; | |
5414 | u8 phy_number; | |
5415 | char *status_str = NULL; | |
e7d59c17 | 5416 | u8 link_rate, prev_link_rate; |
635374e7 EM |
5417 | |
5418 | switch (event_data->ExpStatus) { | |
5419 | case MPI2_EVENT_SAS_TOPO_ES_ADDED: | |
5420 | status_str = "add"; | |
5421 | break; | |
5422 | case MPI2_EVENT_SAS_TOPO_ES_NOT_RESPONDING: | |
5423 | status_str = "remove"; | |
5424 | break; | |
5425 | case MPI2_EVENT_SAS_TOPO_ES_RESPONDING: | |
e7d59c17 | 5426 | case 0: |
635374e7 EM |
5427 | status_str = "responding"; |
5428 | break; | |
5429 | case MPI2_EVENT_SAS_TOPO_ES_DELAY_NOT_RESPONDING: | |
5430 | status_str = "remove delay"; | |
5431 | break; | |
5432 | default: | |
5433 | status_str = "unknown status"; | |
5434 | break; | |
5435 | } | |
eabb08ad | 5436 | printk(MPT2SAS_INFO_FMT "sas topology change: (%s)\n", |
635374e7 | 5437 | ioc->name, status_str); |
eabb08ad | 5438 | printk(KERN_INFO "\thandle(0x%04x), enclosure_handle(0x%04x) " |
635374e7 EM |
5439 | "start_phy(%02d), count(%d)\n", |
5440 | le16_to_cpu(event_data->ExpanderDevHandle), | |
5441 | le16_to_cpu(event_data->EnclosureHandle), | |
5442 | event_data->StartPhyNum, event_data->NumEntries); | |
5443 | for (i = 0; i < event_data->NumEntries; i++) { | |
5444 | handle = le16_to_cpu(event_data->PHY[i].AttachedDevHandle); | |
5445 | if (!handle) | |
5446 | continue; | |
5447 | phy_number = event_data->StartPhyNum + i; | |
5448 | reason_code = event_data->PHY[i].PhyStatus & | |
5449 | MPI2_EVENT_SAS_TOPO_RC_MASK; | |
5450 | switch (reason_code) { | |
5451 | case MPI2_EVENT_SAS_TOPO_RC_TARG_ADDED: | |
e7d59c17 | 5452 | status_str = "target add"; |
635374e7 EM |
5453 | break; |
5454 | case MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING: | |
e7d59c17 | 5455 | status_str = "target remove"; |
635374e7 EM |
5456 | break; |
5457 | case MPI2_EVENT_SAS_TOPO_RC_DELAY_NOT_RESPONDING: | |
e7d59c17 | 5458 | status_str = "delay target remove"; |
635374e7 EM |
5459 | break; |
5460 | case MPI2_EVENT_SAS_TOPO_RC_PHY_CHANGED: | |
e7d59c17 | 5461 | status_str = "link rate change"; |
635374e7 EM |
5462 | break; |
5463 | case MPI2_EVENT_SAS_TOPO_RC_NO_CHANGE: | |
e7d59c17 | 5464 | status_str = "target responding"; |
635374e7 EM |
5465 | break; |
5466 | default: | |
e7d59c17 | 5467 | status_str = "unknown"; |
635374e7 EM |
5468 | break; |
5469 | } | |
e7d59c17 KD |
5470 | link_rate = event_data->PHY[i].LinkRate >> 4; |
5471 | prev_link_rate = event_data->PHY[i].LinkRate & 0xF; | |
eabb08ad | 5472 | printk(KERN_INFO "\tphy(%02d), attached_handle(0x%04x): %s:" |
e7d59c17 KD |
5473 | " link rate: new(0x%02x), old(0x%02x)\n", phy_number, |
5474 | handle, status_str, link_rate, prev_link_rate); | |
5475 | ||
635374e7 EM |
5476 | } |
5477 | } | |
5478 | #endif | |
5479 | ||
5480 | /** | |
5481 | * _scsih_sas_topology_change_event - handle topology changes | |
5482 | * @ioc: per adapter object | |
7b936b02 | 5483 | * @fw_event: The fw_event_work object |
635374e7 EM |
5484 | * Context: user. |
5485 | * | |
5486 | */ | |
5487 | static void | |
7b936b02 | 5488 | _scsih_sas_topology_change_event(struct MPT2SAS_ADAPTER *ioc, |
635374e7 EM |
5489 | struct fw_event_work *fw_event) |
5490 | { | |
5491 | int i; | |
5492 | u16 parent_handle, handle; | |
5493 | u16 reason_code; | |
b41c09d1 | 5494 | u8 phy_number, max_phys; |
635374e7 | 5495 | struct _sas_node *sas_expander; |
c5e039be | 5496 | u64 sas_address; |
635374e7 | 5497 | unsigned long flags; |
e7d59c17 | 5498 | u8 link_rate, prev_link_rate; |
00713ad7 JL |
5499 | Mpi2EventDataSasTopologyChangeList_t *event_data = |
5500 | (Mpi2EventDataSasTopologyChangeList_t *) | |
5501 | fw_event->event_data; | |
635374e7 EM |
5502 | |
5503 | #ifdef CONFIG_SCSI_MPT2SAS_LOGGING | |
5504 | if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) | |
5505 | _scsih_sas_topology_change_event_debug(ioc, event_data); | |
5506 | #endif | |
5507 | ||
918134ef | 5508 | if (ioc->remove_host || ioc->pci_error_recovery) |
c5e039be KD |
5509 | return; |
5510 | ||
635374e7 EM |
5511 | if (!ioc->sas_hba.num_phys) |
5512 | _scsih_sas_host_add(ioc); | |
5513 | else | |
c5e039be | 5514 | _scsih_sas_host_refresh(ioc); |
635374e7 EM |
5515 | |
5516 | if (fw_event->ignore) { | |
eabb08ad | 5517 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "ignoring expander " |
635374e7 EM |
5518 | "event\n", ioc->name)); |
5519 | return; | |
5520 | } | |
5521 | ||
5522 | parent_handle = le16_to_cpu(event_data->ExpanderDevHandle); | |
5523 | ||
5524 | /* handle expander add */ | |
5525 | if (event_data->ExpStatus == MPI2_EVENT_SAS_TOPO_ES_ADDED) | |
5526 | if (_scsih_expander_add(ioc, parent_handle) != 0) | |
5527 | return; | |
5528 | ||
c5e039be KD |
5529 | spin_lock_irqsave(&ioc->sas_node_lock, flags); |
5530 | sas_expander = mpt2sas_scsih_expander_find_by_handle(ioc, | |
5531 | parent_handle); | |
b41c09d1 | 5532 | if (sas_expander) { |
c5e039be | 5533 | sas_address = sas_expander->sas_address; |
b41c09d1 KD |
5534 | max_phys = sas_expander->num_phys; |
5535 | } else if (parent_handle < ioc->sas_hba.num_phys) { | |
c5e039be | 5536 | sas_address = ioc->sas_hba.sas_address; |
b41c09d1 | 5537 | max_phys = ioc->sas_hba.num_phys; |
09da0b32 | 5538 | } else { |
5539 | spin_unlock_irqrestore(&ioc->sas_node_lock, flags); | |
c5e039be | 5540 | return; |
09da0b32 | 5541 | } |
5542 | spin_unlock_irqrestore(&ioc->sas_node_lock, flags); | |
c5e039be | 5543 | |
635374e7 EM |
5544 | /* handle siblings events */ |
5545 | for (i = 0; i < event_data->NumEntries; i++) { | |
5546 | if (fw_event->ignore) { | |
eabb08ad | 5547 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "ignoring " |
635374e7 EM |
5548 | "expander event\n", ioc->name)); |
5549 | return; | |
5550 | } | |
3cb5469a EM |
5551 | if (ioc->shost_recovery || ioc->remove_host || |
5552 | ioc->pci_error_recovery) | |
155dd4c7 | 5553 | return; |
308609c6 | 5554 | phy_number = event_data->StartPhyNum + i; |
b41c09d1 KD |
5555 | if (phy_number >= max_phys) |
5556 | continue; | |
308609c6 KD |
5557 | reason_code = event_data->PHY[i].PhyStatus & |
5558 | MPI2_EVENT_SAS_TOPO_RC_MASK; | |
5559 | if ((event_data->PHY[i].PhyStatus & | |
5560 | MPI2_EVENT_SAS_TOPO_PHYSTATUS_VACANT) && (reason_code != | |
5561 | MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING)) | |
635374e7 EM |
5562 | continue; |
5563 | handle = le16_to_cpu(event_data->PHY[i].AttachedDevHandle); | |
5564 | if (!handle) | |
5565 | continue; | |
c5e039be | 5566 | link_rate = event_data->PHY[i].LinkRate >> 4; |
e7d59c17 | 5567 | prev_link_rate = event_data->PHY[i].LinkRate & 0xF; |
635374e7 EM |
5568 | switch (reason_code) { |
5569 | case MPI2_EVENT_SAS_TOPO_RC_PHY_CHANGED: | |
e7d59c17 | 5570 | |
918134ef | 5571 | if (ioc->shost_recovery) |
5572 | break; | |
5573 | ||
e7d59c17 KD |
5574 | if (link_rate == prev_link_rate) |
5575 | break; | |
5576 | ||
5577 | mpt2sas_transport_update_links(ioc, sas_address, | |
5578 | handle, phy_number, link_rate); | |
5579 | ||
b4344276 KD |
5580 | if (link_rate < MPI2_SAS_NEG_LINK_RATE_1_5) |
5581 | break; | |
5582 | ||
5583 | _scsih_check_device(ioc, handle); | |
e7d59c17 | 5584 | break; |
635374e7 | 5585 | case MPI2_EVENT_SAS_TOPO_RC_TARG_ADDED: |
c5e039be | 5586 | |
918134ef | 5587 | if (ioc->shost_recovery) |
5588 | break; | |
5589 | ||
c5e039be KD |
5590 | mpt2sas_transport_update_links(ioc, sas_address, |
5591 | handle, phy_number, link_rate); | |
5592 | ||
e7d59c17 | 5593 | _scsih_add_device(ioc, handle, phy_number, 0); |
635374e7 EM |
5594 | break; |
5595 | case MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING: | |
c5e039be | 5596 | |
09da0b32 | 5597 | _scsih_device_remove_by_handle(ioc, handle); |
635374e7 EM |
5598 | break; |
5599 | } | |
5600 | } | |
5601 | ||
5602 | /* handle expander removal */ | |
c5e039be KD |
5603 | if (event_data->ExpStatus == MPI2_EVENT_SAS_TOPO_ES_NOT_RESPONDING && |
5604 | sas_expander) | |
7f6f794d | 5605 | mpt2sas_expander_remove(ioc, sas_address); |
635374e7 EM |
5606 | |
5607 | } | |
5608 | ||
5609 | #ifdef CONFIG_SCSI_MPT2SAS_LOGGING | |
5610 | /** | |
5611 | * _scsih_sas_device_status_change_event_debug - debug for device event | |
5612 | * @event_data: event data payload | |
5613 | * Context: user. | |
5614 | * | |
5615 | * Return nothing. | |
5616 | */ | |
5617 | static void | |
5618 | _scsih_sas_device_status_change_event_debug(struct MPT2SAS_ADAPTER *ioc, | |
5619 | Mpi2EventDataSasDeviceStatusChange_t *event_data) | |
5620 | { | |
5621 | char *reason_str = NULL; | |
5622 | ||
5623 | switch (event_data->ReasonCode) { | |
5624 | case MPI2_EVENT_SAS_DEV_STAT_RC_SMART_DATA: | |
5625 | reason_str = "smart data"; | |
5626 | break; | |
5627 | case MPI2_EVENT_SAS_DEV_STAT_RC_UNSUPPORTED: | |
5628 | reason_str = "unsupported device discovered"; | |
5629 | break; | |
5630 | case MPI2_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET: | |
5631 | reason_str = "internal device reset"; | |
5632 | break; | |
5633 | case MPI2_EVENT_SAS_DEV_STAT_RC_TASK_ABORT_INTERNAL: | |
5634 | reason_str = "internal task abort"; | |
5635 | break; | |
5636 | case MPI2_EVENT_SAS_DEV_STAT_RC_ABORT_TASK_SET_INTERNAL: | |
5637 | reason_str = "internal task abort set"; | |
5638 | break; | |
5639 | case MPI2_EVENT_SAS_DEV_STAT_RC_CLEAR_TASK_SET_INTERNAL: | |
5640 | reason_str = "internal clear task set"; | |
5641 | break; | |
5642 | case MPI2_EVENT_SAS_DEV_STAT_RC_QUERY_TASK_INTERNAL: | |
5643 | reason_str = "internal query task"; | |
5644 | break; | |
5645 | case MPI2_EVENT_SAS_DEV_STAT_RC_SATA_INIT_FAILURE: | |
5646 | reason_str = "sata init failure"; | |
5647 | break; | |
5648 | case MPI2_EVENT_SAS_DEV_STAT_RC_CMP_INTERNAL_DEV_RESET: | |
5649 | reason_str = "internal device reset complete"; | |
5650 | break; | |
5651 | case MPI2_EVENT_SAS_DEV_STAT_RC_CMP_TASK_ABORT_INTERNAL: | |
5652 | reason_str = "internal task abort complete"; | |
5653 | break; | |
5654 | case MPI2_EVENT_SAS_DEV_STAT_RC_ASYNC_NOTIFICATION: | |
5655 | reason_str = "internal async notification"; | |
5656 | break; | |
ec6c2b43 KD |
5657 | case MPI2_EVENT_SAS_DEV_STAT_RC_EXPANDER_REDUCED_FUNCTIONALITY: |
5658 | reason_str = "expander reduced functionality"; | |
5659 | break; | |
5660 | case MPI2_EVENT_SAS_DEV_STAT_RC_CMP_EXPANDER_REDUCED_FUNCTIONALITY: | |
5661 | reason_str = "expander reduced functionality complete"; | |
5662 | break; | |
635374e7 EM |
5663 | default: |
5664 | reason_str = "unknown reason"; | |
5665 | break; | |
5666 | } | |
eabb08ad | 5667 | printk(MPT2SAS_INFO_FMT "device status change: (%s)\n" |
f93213de KD |
5668 | "\thandle(0x%04x), sas address(0x%016llx), tag(%d)", |
5669 | ioc->name, reason_str, le16_to_cpu(event_data->DevHandle), | |
5670 | (unsigned long long)le64_to_cpu(event_data->SASAddress), | |
5671 | le16_to_cpu(event_data->TaskTag)); | |
635374e7 | 5672 | if (event_data->ReasonCode == MPI2_EVENT_SAS_DEV_STAT_RC_SMART_DATA) |
eabb08ad | 5673 | printk(MPT2SAS_INFO_FMT ", ASC(0x%x), ASCQ(0x%x)\n", ioc->name, |
635374e7 EM |
5674 | event_data->ASC, event_data->ASCQ); |
5675 | printk(KERN_INFO "\n"); | |
5676 | } | |
5677 | #endif | |
5678 | ||
5679 | /** | |
5680 | * _scsih_sas_device_status_change_event - handle device status change | |
5681 | * @ioc: per adapter object | |
7b936b02 | 5682 | * @fw_event: The fw_event_work object |
635374e7 EM |
5683 | * Context: user. |
5684 | * | |
5685 | * Return nothing. | |
5686 | */ | |
5687 | static void | |
7b936b02 KD |
5688 | _scsih_sas_device_status_change_event(struct MPT2SAS_ADAPTER *ioc, |
5689 | struct fw_event_work *fw_event) | |
635374e7 | 5690 | { |
8ffc457e KD |
5691 | struct MPT2SAS_TARGET *target_priv_data; |
5692 | struct _sas_device *sas_device; | |
c97951ec | 5693 | u64 sas_address; |
8ffc457e KD |
5694 | unsigned long flags; |
5695 | Mpi2EventDataSasDeviceStatusChange_t *event_data = | |
00713ad7 JL |
5696 | (Mpi2EventDataSasDeviceStatusChange_t *) |
5697 | fw_event->event_data; | |
8ffc457e | 5698 | |
635374e7 EM |
5699 | #ifdef CONFIG_SCSI_MPT2SAS_LOGGING |
5700 | if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) | |
7b936b02 | 5701 | _scsih_sas_device_status_change_event_debug(ioc, |
8ffc457e | 5702 | event_data); |
635374e7 | 5703 | #endif |
8ffc457e | 5704 | |
efe82a16 KD |
5705 | /* In MPI Revision K (0xC), the internal device reset complete was |
5706 | * implemented, so avoid setting tm_busy flag for older firmware. | |
5707 | */ | |
5708 | if ((ioc->facts.HeaderVersion >> 8) < 0xC) | |
5709 | return; | |
5710 | ||
f891dcfd | 5711 | if (event_data->ReasonCode != |
8ffc457e | 5712 | MPI2_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET && |
f891dcfd KD |
5713 | event_data->ReasonCode != |
5714 | MPI2_EVENT_SAS_DEV_STAT_RC_CMP_INTERNAL_DEV_RESET) | |
8ffc457e KD |
5715 | return; |
5716 | ||
5717 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
5718 | sas_address = le64_to_cpu(event_data->SASAddress); | |
5719 | sas_device = mpt2sas_scsih_sas_device_find_by_sas_address(ioc, | |
5720 | sas_address); | |
8ffc457e | 5721 | |
09da0b32 | 5722 | if (!sas_device || !sas_device->starget) { |
5723 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
8ffc457e | 5724 | return; |
09da0b32 | 5725 | } |
8ffc457e KD |
5726 | |
5727 | target_priv_data = sas_device->starget->hostdata; | |
09da0b32 | 5728 | if (!target_priv_data) { |
5729 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
8ffc457e | 5730 | return; |
09da0b32 | 5731 | } |
8ffc457e KD |
5732 | |
5733 | if (event_data->ReasonCode == | |
5734 | MPI2_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET) | |
5735 | target_priv_data->tm_busy = 1; | |
5736 | else | |
5737 | target_priv_data->tm_busy = 0; | |
09da0b32 | 5738 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
635374e7 EM |
5739 | } |
5740 | ||
5741 | #ifdef CONFIG_SCSI_MPT2SAS_LOGGING | |
5742 | /** | |
5743 | * _scsih_sas_enclosure_dev_status_change_event_debug - debug for enclosure event | |
5744 | * @ioc: per adapter object | |
5745 | * @event_data: event data payload | |
5746 | * Context: user. | |
5747 | * | |
5748 | * Return nothing. | |
5749 | */ | |
5750 | static void | |
5751 | _scsih_sas_enclosure_dev_status_change_event_debug(struct MPT2SAS_ADAPTER *ioc, | |
5752 | Mpi2EventDataSasEnclDevStatusChange_t *event_data) | |
5753 | { | |
5754 | char *reason_str = NULL; | |
5755 | ||
5756 | switch (event_data->ReasonCode) { | |
5757 | case MPI2_EVENT_SAS_ENCL_RC_ADDED: | |
5758 | reason_str = "enclosure add"; | |
5759 | break; | |
5760 | case MPI2_EVENT_SAS_ENCL_RC_NOT_RESPONDING: | |
5761 | reason_str = "enclosure remove"; | |
5762 | break; | |
5763 | default: | |
5764 | reason_str = "unknown reason"; | |
5765 | break; | |
5766 | } | |
5767 | ||
eabb08ad | 5768 | printk(MPT2SAS_INFO_FMT "enclosure status change: (%s)\n" |
635374e7 EM |
5769 | "\thandle(0x%04x), enclosure logical id(0x%016llx)" |
5770 | " number slots(%d)\n", ioc->name, reason_str, | |
5771 | le16_to_cpu(event_data->EnclosureHandle), | |
5772 | (unsigned long long)le64_to_cpu(event_data->EnclosureLogicalID), | |
5773 | le16_to_cpu(event_data->StartSlot)); | |
5774 | } | |
5775 | #endif | |
5776 | ||
5777 | /** | |
5778 | * _scsih_sas_enclosure_dev_status_change_event - handle enclosure events | |
5779 | * @ioc: per adapter object | |
7b936b02 | 5780 | * @fw_event: The fw_event_work object |
635374e7 EM |
5781 | * Context: user. |
5782 | * | |
5783 | * Return nothing. | |
5784 | */ | |
5785 | static void | |
5786 | _scsih_sas_enclosure_dev_status_change_event(struct MPT2SAS_ADAPTER *ioc, | |
7b936b02 | 5787 | struct fw_event_work *fw_event) |
635374e7 EM |
5788 | { |
5789 | #ifdef CONFIG_SCSI_MPT2SAS_LOGGING | |
5790 | if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) | |
5791 | _scsih_sas_enclosure_dev_status_change_event_debug(ioc, | |
00713ad7 | 5792 | (Mpi2EventDataSasEnclDevStatusChange_t *) |
7b936b02 | 5793 | fw_event->event_data); |
635374e7 EM |
5794 | #endif |
5795 | } | |
5796 | ||
5797 | /** | |
a78e21dc | 5798 | * _scsih_sas_broadcast_primitive_event - handle broadcast events |
635374e7 | 5799 | * @ioc: per adapter object |
7b936b02 | 5800 | * @fw_event: The fw_event_work object |
635374e7 EM |
5801 | * Context: user. |
5802 | * | |
5803 | * Return nothing. | |
5804 | */ | |
5805 | static void | |
a78e21dc | 5806 | _scsih_sas_broadcast_primitive_event(struct MPT2SAS_ADAPTER *ioc, |
7b936b02 | 5807 | struct fw_event_work *fw_event) |
635374e7 EM |
5808 | { |
5809 | struct scsi_cmnd *scmd; | |
ec07a053 | 5810 | struct scsi_device *sdev; |
635374e7 EM |
5811 | u16 smid, handle; |
5812 | u32 lun; | |
5813 | struct MPT2SAS_DEVICE *sas_device_priv_data; | |
5814 | u32 termination_count; | |
5815 | u32 query_count; | |
5816 | Mpi2SCSITaskManagementReply_t *mpi_reply; | |
00713ad7 JL |
5817 | Mpi2EventDataSasBroadcastPrimitive_t *event_data = |
5818 | (Mpi2EventDataSasBroadcastPrimitive_t *) | |
5819 | fw_event->event_data; | |
463217bf | 5820 | u16 ioc_status; |
ec07a053 KD |
5821 | unsigned long flags; |
5822 | int r; | |
f93213de KD |
5823 | u8 max_retries = 0; |
5824 | u8 task_abort_retries; | |
ec07a053 | 5825 | |
f93213de | 5826 | mutex_lock(&ioc->tm_cmds.mutex); |
c3a634bf RS |
5827 | pr_info(MPT2SAS_FMT |
5828 | "%s: enter: phy number(%d), width(%d)\n", | |
5829 | ioc->name, __func__, event_data->PhyNum, | |
5830 | event_data->PortWidth); | |
f93213de KD |
5831 | |
5832 | _scsih_block_io_all_device(ioc); | |
635374e7 | 5833 | |
ec07a053 | 5834 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); |
f93213de KD |
5835 | mpi_reply = ioc->tm_cmds.reply; |
5836 | broadcast_aen_retry: | |
5837 | ||
5838 | /* sanity checks for retrying this loop */ | |
5839 | if (max_retries++ == 5) { | |
5840 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: giving up\n", | |
5841 | ioc->name, __func__)); | |
5842 | goto out; | |
5843 | } else if (max_retries > 1) | |
5844 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: %d retry\n", | |
5845 | ioc->name, __func__, max_retries - 1)); | |
5846 | ||
635374e7 EM |
5847 | termination_count = 0; |
5848 | query_count = 0; | |
595bb0bd | 5849 | for (smid = 1; smid <= ioc->scsiio_depth; smid++) { |
921cd802 | 5850 | if (ioc->shost_recovery) |
f93213de | 5851 | goto out; |
635374e7 EM |
5852 | scmd = _scsih_scsi_lookup_get(ioc, smid); |
5853 | if (!scmd) | |
5854 | continue; | |
ec07a053 KD |
5855 | sdev = scmd->device; |
5856 | sas_device_priv_data = sdev->hostdata; | |
635374e7 EM |
5857 | if (!sas_device_priv_data || !sas_device_priv_data->sas_target) |
5858 | continue; | |
5859 | /* skip hidden raid components */ | |
5860 | if (sas_device_priv_data->sas_target->flags & | |
5861 | MPT_TARGET_FLAGS_RAID_COMPONENT) | |
5862 | continue; | |
5863 | /* skip volumes */ | |
5864 | if (sas_device_priv_data->sas_target->flags & | |
5865 | MPT_TARGET_FLAGS_VOLUME) | |
5866 | continue; | |
5867 | ||
5868 | handle = sas_device_priv_data->sas_target->handle; | |
5869 | lun = sas_device_priv_data->lun; | |
5870 | query_count++; | |
5871 | ||
921cd802 | 5872 | if (ioc->shost_recovery) |
f93213de KD |
5873 | goto out; |
5874 | ||
ec07a053 | 5875 | spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); |
f93213de | 5876 | r = mpt2sas_scsih_issue_tm(ioc, handle, 0, 0, lun, |
2e45c8b7 | 5877 | MPI2_SCSITASKMGMT_TASKTYPE_QUERY_TASK, smid, 30, |
f93213de KD |
5878 | TM_MUTEX_OFF); |
5879 | if (r == FAILED) { | |
5880 | sdev_printk(KERN_WARNING, sdev, | |
5881 | "mpt2sas_scsih_issue_tm: FAILED when sending " | |
5882 | "QUERY_TASK: scmd(%p)\n", scmd); | |
5883 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); | |
5884 | goto broadcast_aen_retry; | |
5885 | } | |
463217bf KD |
5886 | ioc_status = le16_to_cpu(mpi_reply->IOCStatus) |
5887 | & MPI2_IOCSTATUS_MASK; | |
f93213de KD |
5888 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { |
5889 | sdev_printk(KERN_WARNING, sdev, "query task: FAILED " | |
5890 | "with IOCSTATUS(0x%04x), scmd(%p)\n", ioc_status, | |
5891 | scmd); | |
5892 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); | |
5893 | goto broadcast_aen_retry; | |
5894 | } | |
5895 | ||
5896 | /* see if IO is still owned by IOC and target */ | |
5897 | if (mpi_reply->ResponseCode == | |
635374e7 EM |
5898 | MPI2_SCSITASKMGMT_RSP_TM_SUCCEEDED || |
5899 | mpi_reply->ResponseCode == | |
f93213de | 5900 | MPI2_SCSITASKMGMT_RSP_IO_QUEUED_ON_IOC) { |
ec07a053 | 5901 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); |
635374e7 | 5902 | continue; |
ec07a053 | 5903 | } |
f93213de KD |
5904 | task_abort_retries = 0; |
5905 | tm_retry: | |
5906 | if (task_abort_retries++ == 60) { | |
5907 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT | |
5908 | "%s: ABORT_TASK: giving up\n", ioc->name, | |
5909 | __func__)); | |
5910 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); | |
5911 | goto broadcast_aen_retry; | |
5912 | } | |
5913 | ||
921cd802 | 5914 | if (ioc->shost_recovery) |
f93213de KD |
5915 | goto out_no_lock; |
5916 | ||
ec07a053 KD |
5917 | r = mpt2sas_scsih_issue_tm(ioc, handle, sdev->channel, sdev->id, |
5918 | sdev->lun, MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK, smid, 30, | |
2e45c8b7 | 5919 | TM_MUTEX_OFF); |
f93213de KD |
5920 | if (r == FAILED) { |
5921 | sdev_printk(KERN_WARNING, sdev, | |
5922 | "mpt2sas_scsih_issue_tm: ABORT_TASK: FAILED : " | |
ec07a053 | 5923 | "scmd(%p)\n", scmd); |
f93213de KD |
5924 | goto tm_retry; |
5925 | } | |
5926 | ||
5927 | if (task_abort_retries > 1) | |
5928 | sdev_printk(KERN_WARNING, sdev, | |
5929 | "mpt2sas_scsih_issue_tm: ABORT_TASK: RETRIES (%d):" | |
5930 | " scmd(%p)\n", | |
5931 | task_abort_retries - 1, scmd); | |
5932 | ||
635374e7 | 5933 | termination_count += le32_to_cpu(mpi_reply->TerminationCount); |
ec07a053 | 5934 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); |
635374e7 | 5935 | } |
f93213de KD |
5936 | |
5937 | if (ioc->broadcast_aen_pending) { | |
5938 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: loop back due to" | |
5939 | " pending AEN\n", ioc->name, __func__)); | |
5940 | ioc->broadcast_aen_pending = 0; | |
5941 | goto broadcast_aen_retry; | |
5942 | } | |
5943 | ||
5944 | out: | |
ec07a053 | 5945 | spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); |
f93213de | 5946 | out_no_lock: |
635374e7 | 5947 | |
f93213de | 5948 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT |
635374e7 EM |
5949 | "%s - exit, query_count = %d termination_count = %d\n", |
5950 | ioc->name, __func__, query_count, termination_count)); | |
f93213de KD |
5951 | |
5952 | ioc->broadcast_aen_busy = 0; | |
921cd802 | 5953 | if (!ioc->shost_recovery) |
f93213de KD |
5954 | _scsih_ublock_io_all_device(ioc); |
5955 | mutex_unlock(&ioc->tm_cmds.mutex); | |
635374e7 EM |
5956 | } |
5957 | ||
5958 | /** | |
5959 | * _scsih_sas_discovery_event - handle discovery events | |
5960 | * @ioc: per adapter object | |
7b936b02 | 5961 | * @fw_event: The fw_event_work object |
635374e7 EM |
5962 | * Context: user. |
5963 | * | |
5964 | * Return nothing. | |
5965 | */ | |
5966 | static void | |
7b936b02 KD |
5967 | _scsih_sas_discovery_event(struct MPT2SAS_ADAPTER *ioc, |
5968 | struct fw_event_work *fw_event) | |
635374e7 | 5969 | { |
00713ad7 JL |
5970 | Mpi2EventDataSasDiscovery_t *event_data = |
5971 | (Mpi2EventDataSasDiscovery_t *) | |
5972 | fw_event->event_data; | |
7b936b02 | 5973 | |
635374e7 EM |
5974 | #ifdef CONFIG_SCSI_MPT2SAS_LOGGING |
5975 | if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) { | |
eabb08ad | 5976 | printk(MPT2SAS_INFO_FMT "discovery event: (%s)", ioc->name, |
635374e7 EM |
5977 | (event_data->ReasonCode == MPI2_EVENT_SAS_DISC_RC_STARTED) ? |
5978 | "start" : "stop"); | |
5979 | if (event_data->DiscoveryStatus) | |
595bb0bd KD |
5980 | printk("discovery_status(0x%08x)", |
5981 | le32_to_cpu(event_data->DiscoveryStatus)); | |
635374e7 EM |
5982 | printk("\n"); |
5983 | } | |
5984 | #endif | |
5985 | ||
5986 | if (event_data->ReasonCode == MPI2_EVENT_SAS_DISC_RC_STARTED && | |
4b193175 | 5987 | !ioc->sas_hba.num_phys) { |
5988 | if (disable_discovery > 0 && ioc->shost_recovery) { | |
5989 | /* Wait for the reset to complete */ | |
5990 | while (ioc->shost_recovery) | |
5991 | ssleep(1); | |
5992 | } | |
635374e7 | 5993 | _scsih_sas_host_add(ioc); |
4b193175 | 5994 | } |
635374e7 EM |
5995 | } |
5996 | ||
5997 | /** | |
5998 | * _scsih_reprobe_lun - reprobing lun | |
5999 | * @sdev: scsi device struct | |
6000 | * @no_uld_attach: sdev->no_uld_attach flag setting | |
6001 | * | |
6002 | **/ | |
6003 | static void | |
6004 | _scsih_reprobe_lun(struct scsi_device *sdev, void *no_uld_attach) | |
6005 | { | |
6006 | int rc; | |
6007 | ||
6008 | sdev->no_uld_attach = no_uld_attach ? 1 : 0; | |
6009 | sdev_printk(KERN_INFO, sdev, "%s raid component\n", | |
6010 | sdev->no_uld_attach ? "hidding" : "exposing"); | |
6011 | rc = scsi_device_reprobe(sdev); | |
6012 | } | |
6013 | ||
635374e7 EM |
6014 | /** |
6015 | * _scsih_sas_volume_add - add new volume | |
6016 | * @ioc: per adapter object | |
6017 | * @element: IR config element data | |
6018 | * Context: user. | |
6019 | * | |
6020 | * Return nothing. | |
6021 | */ | |
6022 | static void | |
6023 | _scsih_sas_volume_add(struct MPT2SAS_ADAPTER *ioc, | |
6024 | Mpi2EventIrConfigElement_t *element) | |
6025 | { | |
6026 | struct _raid_device *raid_device; | |
6027 | unsigned long flags; | |
6028 | u64 wwid; | |
6029 | u16 handle = le16_to_cpu(element->VolDevHandle); | |
6030 | int rc; | |
6031 | ||
635374e7 EM |
6032 | mpt2sas_config_get_volume_wwid(ioc, handle, &wwid); |
6033 | if (!wwid) { | |
6034 | printk(MPT2SAS_ERR_FMT | |
6035 | "failure at %s:%d/%s()!\n", ioc->name, | |
6036 | __FILE__, __LINE__, __func__); | |
6037 | return; | |
6038 | } | |
6039 | ||
6040 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
6041 | raid_device = _scsih_raid_device_find_by_wwid(ioc, wwid); | |
6042 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
6043 | ||
6044 | if (raid_device) | |
6045 | return; | |
6046 | ||
6047 | raid_device = kzalloc(sizeof(struct _raid_device), GFP_KERNEL); | |
6048 | if (!raid_device) { | |
6049 | printk(MPT2SAS_ERR_FMT | |
6050 | "failure at %s:%d/%s()!\n", ioc->name, | |
6051 | __FILE__, __LINE__, __func__); | |
6052 | return; | |
6053 | } | |
6054 | ||
6055 | raid_device->id = ioc->sas_id++; | |
6056 | raid_device->channel = RAID_CHANNEL; | |
6057 | raid_device->handle = handle; | |
6058 | raid_device->wwid = wwid; | |
6059 | _scsih_raid_device_add(ioc, raid_device); | |
921cd802 | 6060 | if (!ioc->wait_for_discovery_to_complete) { |
635374e7 EM |
6061 | rc = scsi_add_device(ioc->shost, RAID_CHANNEL, |
6062 | raid_device->id, 0); | |
6063 | if (rc) | |
6064 | _scsih_raid_device_remove(ioc, raid_device); | |
09da0b32 | 6065 | } else { |
6066 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
635374e7 | 6067 | _scsih_determine_boot_device(ioc, raid_device, 1); |
09da0b32 | 6068 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); |
6069 | } | |
635374e7 EM |
6070 | } |
6071 | ||
6072 | /** | |
6073 | * _scsih_sas_volume_delete - delete volume | |
6074 | * @ioc: per adapter object | |
f3eedd69 | 6075 | * @handle: volume device handle |
635374e7 EM |
6076 | * Context: user. |
6077 | * | |
6078 | * Return nothing. | |
6079 | */ | |
6080 | static void | |
f3eedd69 | 6081 | _scsih_sas_volume_delete(struct MPT2SAS_ADAPTER *ioc, u16 handle) |
635374e7 EM |
6082 | { |
6083 | struct _raid_device *raid_device; | |
635374e7 EM |
6084 | unsigned long flags; |
6085 | struct MPT2SAS_TARGET *sas_target_priv_data; | |
09da0b32 | 6086 | struct scsi_target *starget = NULL; |
635374e7 | 6087 | |
635374e7 EM |
6088 | spin_lock_irqsave(&ioc->raid_device_lock, flags); |
6089 | raid_device = _scsih_raid_device_find_by_handle(ioc, handle); | |
09da0b32 | 6090 | if (raid_device) { |
6091 | if (raid_device->starget) { | |
6092 | starget = raid_device->starget; | |
6093 | sas_target_priv_data = starget->hostdata; | |
6094 | sas_target_priv_data->deleted = 1; | |
6095 | } | |
6096 | printk(MPT2SAS_INFO_FMT "removing handle(0x%04x), wwid" | |
6097 | "(0x%016llx)\n", ioc->name, raid_device->handle, | |
6098 | (unsigned long long) raid_device->wwid); | |
6099 | list_del(&raid_device->list); | |
6100 | kfree(raid_device); | |
635374e7 | 6101 | } |
09da0b32 | 6102 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); |
6103 | if (starget) | |
6104 | scsi_remove_target(&starget->dev); | |
635374e7 EM |
6105 | } |
6106 | ||
6107 | /** | |
6108 | * _scsih_sas_pd_expose - expose pd component to /dev/sdX | |
6109 | * @ioc: per adapter object | |
6110 | * @element: IR config element data | |
6111 | * Context: user. | |
6112 | * | |
6113 | * Return nothing. | |
6114 | */ | |
6115 | static void | |
6116 | _scsih_sas_pd_expose(struct MPT2SAS_ADAPTER *ioc, | |
6117 | Mpi2EventIrConfigElement_t *element) | |
6118 | { | |
6119 | struct _sas_device *sas_device; | |
09da0b32 | 6120 | struct scsi_target *starget = NULL; |
6121 | struct MPT2SAS_TARGET *sas_target_priv_data; | |
635374e7 EM |
6122 | unsigned long flags; |
6123 | u16 handle = le16_to_cpu(element->PhysDiskDevHandle); | |
6124 | ||
6125 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
6126 | sas_device = _scsih_sas_device_find_by_handle(ioc, handle); | |
09da0b32 | 6127 | if (sas_device) { |
6128 | sas_device->volume_handle = 0; | |
6129 | sas_device->volume_wwid = 0; | |
6130 | clear_bit(handle, ioc->pd_handles); | |
6131 | if (sas_device->starget && sas_device->starget->hostdata) { | |
6132 | starget = sas_device->starget; | |
6133 | sas_target_priv_data = starget->hostdata; | |
6134 | sas_target_priv_data->flags &= | |
6135 | ~MPT_TARGET_FLAGS_RAID_COMPONENT; | |
6136 | } | |
6137 | } | |
635374e7 EM |
6138 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
6139 | if (!sas_device) | |
6140 | return; | |
6141 | ||
6142 | /* exposing raid component */ | |
09da0b32 | 6143 | if (starget) |
6144 | starget_for_each_device(starget, NULL, _scsih_reprobe_lun); | |
635374e7 EM |
6145 | } |
6146 | ||
6147 | /** | |
6148 | * _scsih_sas_pd_hide - hide pd component from /dev/sdX | |
6149 | * @ioc: per adapter object | |
6150 | * @element: IR config element data | |
6151 | * Context: user. | |
6152 | * | |
6153 | * Return nothing. | |
6154 | */ | |
6155 | static void | |
6156 | _scsih_sas_pd_hide(struct MPT2SAS_ADAPTER *ioc, | |
6157 | Mpi2EventIrConfigElement_t *element) | |
6158 | { | |
6159 | struct _sas_device *sas_device; | |
09da0b32 | 6160 | struct scsi_target *starget = NULL; |
6161 | struct MPT2SAS_TARGET *sas_target_priv_data; | |
635374e7 EM |
6162 | unsigned long flags; |
6163 | u16 handle = le16_to_cpu(element->PhysDiskDevHandle); | |
09da0b32 | 6164 | u16 volume_handle = 0; |
6165 | u64 volume_wwid = 0; | |
6166 | ||
6167 | mpt2sas_config_get_volume_handle(ioc, handle, &volume_handle); | |
6168 | if (volume_handle) | |
6169 | mpt2sas_config_get_volume_wwid(ioc, volume_handle, | |
6170 | &volume_wwid); | |
635374e7 EM |
6171 | |
6172 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
6173 | sas_device = _scsih_sas_device_find_by_handle(ioc, handle); | |
09da0b32 | 6174 | if (sas_device) { |
6175 | set_bit(handle, ioc->pd_handles); | |
6176 | if (sas_device->starget && sas_device->starget->hostdata) { | |
6177 | starget = sas_device->starget; | |
6178 | sas_target_priv_data = starget->hostdata; | |
6179 | sas_target_priv_data->flags |= | |
6180 | MPT_TARGET_FLAGS_RAID_COMPONENT; | |
6181 | sas_device->volume_handle = volume_handle; | |
6182 | sas_device->volume_wwid = volume_wwid; | |
6183 | } | |
6184 | } | |
635374e7 EM |
6185 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
6186 | if (!sas_device) | |
6187 | return; | |
6188 | ||
6189 | /* hiding raid component */ | |
09da0b32 | 6190 | if (starget) |
6191 | starget_for_each_device(starget, (void *)1, _scsih_reprobe_lun); | |
635374e7 EM |
6192 | } |
6193 | ||
6194 | /** | |
6195 | * _scsih_sas_pd_delete - delete pd component | |
6196 | * @ioc: per adapter object | |
6197 | * @element: IR config element data | |
6198 | * Context: user. | |
6199 | * | |
6200 | * Return nothing. | |
6201 | */ | |
6202 | static void | |
6203 | _scsih_sas_pd_delete(struct MPT2SAS_ADAPTER *ioc, | |
6204 | Mpi2EventIrConfigElement_t *element) | |
6205 | { | |
635374e7 EM |
6206 | u16 handle = le16_to_cpu(element->PhysDiskDevHandle); |
6207 | ||
09da0b32 | 6208 | _scsih_device_remove_by_handle(ioc, handle); |
635374e7 EM |
6209 | } |
6210 | ||
6211 | /** | |
6212 | * _scsih_sas_pd_add - remove pd component | |
6213 | * @ioc: per adapter object | |
6214 | * @element: IR config element data | |
6215 | * Context: user. | |
6216 | * | |
6217 | * Return nothing. | |
6218 | */ | |
6219 | static void | |
6220 | _scsih_sas_pd_add(struct MPT2SAS_ADAPTER *ioc, | |
6221 | Mpi2EventIrConfigElement_t *element) | |
6222 | { | |
6223 | struct _sas_device *sas_device; | |
6224 | unsigned long flags; | |
6225 | u16 handle = le16_to_cpu(element->PhysDiskDevHandle); | |
62727a7b KD |
6226 | Mpi2ConfigReply_t mpi_reply; |
6227 | Mpi2SasDevicePage0_t sas_device_pg0; | |
6228 | u32 ioc_status; | |
c5e039be KD |
6229 | u64 sas_address; |
6230 | u16 parent_handle; | |
635374e7 | 6231 | |
f3eedd69 KD |
6232 | set_bit(handle, ioc->pd_handles); |
6233 | ||
635374e7 EM |
6234 | spin_lock_irqsave(&ioc->sas_device_lock, flags); |
6235 | sas_device = _scsih_sas_device_find_by_handle(ioc, handle); | |
6236 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
f3eedd69 | 6237 | if (sas_device) |
62727a7b | 6238 | return; |
62727a7b KD |
6239 | |
6240 | if ((mpt2sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0, | |
6241 | MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) { | |
6242 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
6243 | ioc->name, __FILE__, __LINE__, __func__); | |
6244 | return; | |
6245 | } | |
6246 | ||
6247 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
6248 | MPI2_IOCSTATUS_MASK; | |
6249 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { | |
6250 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
6251 | ioc->name, __FILE__, __LINE__, __func__); | |
6252 | return; | |
6253 | } | |
6254 | ||
c5e039be KD |
6255 | parent_handle = le16_to_cpu(sas_device_pg0.ParentDevHandle); |
6256 | if (!_scsih_get_sas_address(ioc, parent_handle, &sas_address)) | |
6257 | mpt2sas_transport_update_links(ioc, sas_address, handle, | |
6258 | sas_device_pg0.PhyNum, MPI2_SAS_NEG_LINK_RATE_1_5); | |
62727a7b KD |
6259 | |
6260 | _scsih_add_device(ioc, handle, 0, 1); | |
635374e7 EM |
6261 | } |
6262 | ||
6263 | #ifdef CONFIG_SCSI_MPT2SAS_LOGGING | |
6264 | /** | |
6265 | * _scsih_sas_ir_config_change_event_debug - debug for IR Config Change events | |
6266 | * @ioc: per adapter object | |
6267 | * @event_data: event data payload | |
6268 | * Context: user. | |
6269 | * | |
6270 | * Return nothing. | |
6271 | */ | |
6272 | static void | |
6273 | _scsih_sas_ir_config_change_event_debug(struct MPT2SAS_ADAPTER *ioc, | |
6274 | Mpi2EventDataIrConfigChangeList_t *event_data) | |
6275 | { | |
6276 | Mpi2EventIrConfigElement_t *element; | |
6277 | u8 element_type; | |
6278 | int i; | |
6279 | char *reason_str = NULL, *element_str = NULL; | |
6280 | ||
6281 | element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0]; | |
6282 | ||
eabb08ad | 6283 | printk(MPT2SAS_INFO_FMT "raid config change: (%s), elements(%d)\n", |
635374e7 EM |
6284 | ioc->name, (le32_to_cpu(event_data->Flags) & |
6285 | MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG) ? | |
6286 | "foreign" : "native", event_data->NumElements); | |
6287 | for (i = 0; i < event_data->NumElements; i++, element++) { | |
6288 | switch (element->ReasonCode) { | |
6289 | case MPI2_EVENT_IR_CHANGE_RC_ADDED: | |
6290 | reason_str = "add"; | |
6291 | break; | |
6292 | case MPI2_EVENT_IR_CHANGE_RC_REMOVED: | |
6293 | reason_str = "remove"; | |
6294 | break; | |
6295 | case MPI2_EVENT_IR_CHANGE_RC_NO_CHANGE: | |
6296 | reason_str = "no change"; | |
6297 | break; | |
6298 | case MPI2_EVENT_IR_CHANGE_RC_HIDE: | |
6299 | reason_str = "hide"; | |
6300 | break; | |
6301 | case MPI2_EVENT_IR_CHANGE_RC_UNHIDE: | |
6302 | reason_str = "unhide"; | |
6303 | break; | |
6304 | case MPI2_EVENT_IR_CHANGE_RC_VOLUME_CREATED: | |
6305 | reason_str = "volume_created"; | |
6306 | break; | |
6307 | case MPI2_EVENT_IR_CHANGE_RC_VOLUME_DELETED: | |
6308 | reason_str = "volume_deleted"; | |
6309 | break; | |
6310 | case MPI2_EVENT_IR_CHANGE_RC_PD_CREATED: | |
6311 | reason_str = "pd_created"; | |
6312 | break; | |
6313 | case MPI2_EVENT_IR_CHANGE_RC_PD_DELETED: | |
6314 | reason_str = "pd_deleted"; | |
6315 | break; | |
6316 | default: | |
6317 | reason_str = "unknown reason"; | |
6318 | break; | |
6319 | } | |
6320 | element_type = le16_to_cpu(element->ElementFlags) & | |
6321 | MPI2_EVENT_IR_CHANGE_EFLAGS_ELEMENT_TYPE_MASK; | |
6322 | switch (element_type) { | |
6323 | case MPI2_EVENT_IR_CHANGE_EFLAGS_VOLUME_ELEMENT: | |
6324 | element_str = "volume"; | |
6325 | break; | |
6326 | case MPI2_EVENT_IR_CHANGE_EFLAGS_VOLPHYSDISK_ELEMENT: | |
6327 | element_str = "phys disk"; | |
6328 | break; | |
6329 | case MPI2_EVENT_IR_CHANGE_EFLAGS_HOTSPARE_ELEMENT: | |
6330 | element_str = "hot spare"; | |
6331 | break; | |
6332 | default: | |
6333 | element_str = "unknown element"; | |
6334 | break; | |
6335 | } | |
eabb08ad | 6336 | printk(KERN_INFO "\t(%s:%s), vol handle(0x%04x), " |
635374e7 EM |
6337 | "pd handle(0x%04x), pd num(0x%02x)\n", element_str, |
6338 | reason_str, le16_to_cpu(element->VolDevHandle), | |
6339 | le16_to_cpu(element->PhysDiskDevHandle), | |
6340 | element->PhysDiskNum); | |
6341 | } | |
6342 | } | |
6343 | #endif | |
6344 | ||
6345 | /** | |
6346 | * _scsih_sas_ir_config_change_event - handle ir configuration change events | |
6347 | * @ioc: per adapter object | |
7b936b02 | 6348 | * @fw_event: The fw_event_work object |
635374e7 EM |
6349 | * Context: user. |
6350 | * | |
6351 | * Return nothing. | |
6352 | */ | |
6353 | static void | |
7b936b02 KD |
6354 | _scsih_sas_ir_config_change_event(struct MPT2SAS_ADAPTER *ioc, |
6355 | struct fw_event_work *fw_event) | |
635374e7 EM |
6356 | { |
6357 | Mpi2EventIrConfigElement_t *element; | |
6358 | int i; | |
62727a7b | 6359 | u8 foreign_config; |
00713ad7 JL |
6360 | Mpi2EventDataIrConfigChangeList_t *event_data = |
6361 | (Mpi2EventDataIrConfigChangeList_t *) | |
6362 | fw_event->event_data; | |
635374e7 EM |
6363 | |
6364 | #ifdef CONFIG_SCSI_MPT2SAS_LOGGING | |
0bdccdb0 KD |
6365 | if ((ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) |
6366 | && !ioc->hide_ir_msg) | |
635374e7 EM |
6367 | _scsih_sas_ir_config_change_event_debug(ioc, event_data); |
6368 | ||
6369 | #endif | |
921cd802 | 6370 | |
6371 | if (ioc->shost_recovery) | |
6372 | return; | |
6373 | ||
62727a7b KD |
6374 | foreign_config = (le32_to_cpu(event_data->Flags) & |
6375 | MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG) ? 1 : 0; | |
635374e7 EM |
6376 | |
6377 | element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0]; | |
6378 | for (i = 0; i < event_data->NumElements; i++, element++) { | |
6379 | ||
6380 | switch (element->ReasonCode) { | |
6381 | case MPI2_EVENT_IR_CHANGE_RC_VOLUME_CREATED: | |
6382 | case MPI2_EVENT_IR_CHANGE_RC_ADDED: | |
62727a7b KD |
6383 | if (!foreign_config) |
6384 | _scsih_sas_volume_add(ioc, element); | |
635374e7 EM |
6385 | break; |
6386 | case MPI2_EVENT_IR_CHANGE_RC_VOLUME_DELETED: | |
6387 | case MPI2_EVENT_IR_CHANGE_RC_REMOVED: | |
62727a7b | 6388 | if (!foreign_config) |
f3eedd69 KD |
6389 | _scsih_sas_volume_delete(ioc, |
6390 | le16_to_cpu(element->VolDevHandle)); | |
635374e7 EM |
6391 | break; |
6392 | case MPI2_EVENT_IR_CHANGE_RC_PD_CREATED: | |
0bdccdb0 KD |
6393 | if (!ioc->is_warpdrive) |
6394 | _scsih_sas_pd_hide(ioc, element); | |
635374e7 EM |
6395 | break; |
6396 | case MPI2_EVENT_IR_CHANGE_RC_PD_DELETED: | |
0bdccdb0 KD |
6397 | if (!ioc->is_warpdrive) |
6398 | _scsih_sas_pd_expose(ioc, element); | |
635374e7 EM |
6399 | break; |
6400 | case MPI2_EVENT_IR_CHANGE_RC_HIDE: | |
0bdccdb0 KD |
6401 | if (!ioc->is_warpdrive) |
6402 | _scsih_sas_pd_add(ioc, element); | |
635374e7 EM |
6403 | break; |
6404 | case MPI2_EVENT_IR_CHANGE_RC_UNHIDE: | |
0bdccdb0 KD |
6405 | if (!ioc->is_warpdrive) |
6406 | _scsih_sas_pd_delete(ioc, element); | |
635374e7 EM |
6407 | break; |
6408 | } | |
6409 | } | |
6410 | } | |
6411 | ||
6412 | /** | |
6413 | * _scsih_sas_ir_volume_event - IR volume event | |
6414 | * @ioc: per adapter object | |
7b936b02 | 6415 | * @fw_event: The fw_event_work object |
635374e7 EM |
6416 | * Context: user. |
6417 | * | |
6418 | * Return nothing. | |
6419 | */ | |
6420 | static void | |
7b936b02 KD |
6421 | _scsih_sas_ir_volume_event(struct MPT2SAS_ADAPTER *ioc, |
6422 | struct fw_event_work *fw_event) | |
635374e7 EM |
6423 | { |
6424 | u64 wwid; | |
6425 | unsigned long flags; | |
6426 | struct _raid_device *raid_device; | |
6427 | u16 handle; | |
6428 | u32 state; | |
6429 | int rc; | |
00713ad7 JL |
6430 | Mpi2EventDataIrVolume_t *event_data = |
6431 | (Mpi2EventDataIrVolume_t *) | |
6432 | fw_event->event_data; | |
635374e7 | 6433 | |
921cd802 | 6434 | if (ioc->shost_recovery) |
6435 | return; | |
6436 | ||
635374e7 EM |
6437 | if (event_data->ReasonCode != MPI2_EVENT_IR_VOLUME_RC_STATE_CHANGED) |
6438 | return; | |
6439 | ||
6440 | handle = le16_to_cpu(event_data->VolDevHandle); | |
6441 | state = le32_to_cpu(event_data->NewValue); | |
0bdccdb0 KD |
6442 | if (!ioc->hide_ir_msg) |
6443 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: handle(0x%04x), " | |
6444 | "old(0x%08x), new(0x%08x)\n", ioc->name, __func__, handle, | |
6445 | le32_to_cpu(event_data->PreviousValue), state)); | |
635374e7 | 6446 | |
635374e7 EM |
6447 | switch (state) { |
6448 | case MPI2_RAID_VOL_STATE_MISSING: | |
6449 | case MPI2_RAID_VOL_STATE_FAILED: | |
f3eedd69 | 6450 | _scsih_sas_volume_delete(ioc, handle); |
635374e7 EM |
6451 | break; |
6452 | ||
6453 | case MPI2_RAID_VOL_STATE_ONLINE: | |
6454 | case MPI2_RAID_VOL_STATE_DEGRADED: | |
6455 | case MPI2_RAID_VOL_STATE_OPTIMAL: | |
f3eedd69 KD |
6456 | |
6457 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
6458 | raid_device = _scsih_raid_device_find_by_handle(ioc, handle); | |
6459 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); | |
6460 | ||
635374e7 EM |
6461 | if (raid_device) |
6462 | break; | |
6463 | ||
6464 | mpt2sas_config_get_volume_wwid(ioc, handle, &wwid); | |
6465 | if (!wwid) { | |
6466 | printk(MPT2SAS_ERR_FMT | |
6467 | "failure at %s:%d/%s()!\n", ioc->name, | |
6468 | __FILE__, __LINE__, __func__); | |
6469 | break; | |
6470 | } | |
6471 | ||
6472 | raid_device = kzalloc(sizeof(struct _raid_device), GFP_KERNEL); | |
6473 | if (!raid_device) { | |
6474 | printk(MPT2SAS_ERR_FMT | |
6475 | "failure at %s:%d/%s()!\n", ioc->name, | |
6476 | __FILE__, __LINE__, __func__); | |
6477 | break; | |
6478 | } | |
6479 | ||
6480 | raid_device->id = ioc->sas_id++; | |
6481 | raid_device->channel = RAID_CHANNEL; | |
6482 | raid_device->handle = handle; | |
6483 | raid_device->wwid = wwid; | |
6484 | _scsih_raid_device_add(ioc, raid_device); | |
6485 | rc = scsi_add_device(ioc->shost, RAID_CHANNEL, | |
6486 | raid_device->id, 0); | |
6487 | if (rc) | |
6488 | _scsih_raid_device_remove(ioc, raid_device); | |
6489 | break; | |
6490 | ||
6491 | case MPI2_RAID_VOL_STATE_INITIALIZING: | |
6492 | default: | |
6493 | break; | |
6494 | } | |
6495 | } | |
6496 | ||
6497 | /** | |
6498 | * _scsih_sas_ir_physical_disk_event - PD event | |
6499 | * @ioc: per adapter object | |
7b936b02 | 6500 | * @fw_event: The fw_event_work object |
635374e7 EM |
6501 | * Context: user. |
6502 | * | |
6503 | * Return nothing. | |
6504 | */ | |
6505 | static void | |
7b936b02 KD |
6506 | _scsih_sas_ir_physical_disk_event(struct MPT2SAS_ADAPTER *ioc, |
6507 | struct fw_event_work *fw_event) | |
635374e7 | 6508 | { |
c5e039be | 6509 | u16 handle, parent_handle; |
635374e7 EM |
6510 | u32 state; |
6511 | struct _sas_device *sas_device; | |
6512 | unsigned long flags; | |
62727a7b KD |
6513 | Mpi2ConfigReply_t mpi_reply; |
6514 | Mpi2SasDevicePage0_t sas_device_pg0; | |
6515 | u32 ioc_status; | |
00713ad7 JL |
6516 | Mpi2EventDataIrPhysicalDisk_t *event_data = |
6517 | (Mpi2EventDataIrPhysicalDisk_t *) | |
6518 | fw_event->event_data; | |
c5e039be | 6519 | u64 sas_address; |
635374e7 | 6520 | |
921cd802 | 6521 | if (ioc->shost_recovery) |
6522 | return; | |
6523 | ||
635374e7 EM |
6524 | if (event_data->ReasonCode != MPI2_EVENT_IR_PHYSDISK_RC_STATE_CHANGED) |
6525 | return; | |
6526 | ||
6527 | handle = le16_to_cpu(event_data->PhysDiskDevHandle); | |
6528 | state = le32_to_cpu(event_data->NewValue); | |
6529 | ||
0bdccdb0 KD |
6530 | if (!ioc->hide_ir_msg) |
6531 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: handle(0x%04x), " | |
6532 | "old(0x%08x), new(0x%08x)\n", ioc->name, __func__, handle, | |
6533 | le32_to_cpu(event_data->PreviousValue), state)); | |
635374e7 | 6534 | |
635374e7 | 6535 | switch (state) { |
635374e7 EM |
6536 | case MPI2_RAID_PD_STATE_ONLINE: |
6537 | case MPI2_RAID_PD_STATE_DEGRADED: | |
6538 | case MPI2_RAID_PD_STATE_REBUILDING: | |
6539 | case MPI2_RAID_PD_STATE_OPTIMAL: | |
f3eedd69 KD |
6540 | case MPI2_RAID_PD_STATE_HOT_SPARE: |
6541 | ||
0bdccdb0 KD |
6542 | if (!ioc->is_warpdrive) |
6543 | set_bit(handle, ioc->pd_handles); | |
f3eedd69 KD |
6544 | |
6545 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
6546 | sas_device = _scsih_sas_device_find_by_handle(ioc, handle); | |
6547 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
6548 | ||
6549 | if (sas_device) | |
62727a7b | 6550 | return; |
62727a7b KD |
6551 | |
6552 | if ((mpt2sas_config_get_sas_device_pg0(ioc, &mpi_reply, | |
6553 | &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, | |
6554 | handle))) { | |
6555 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
6556 | ioc->name, __FILE__, __LINE__, __func__); | |
6557 | return; | |
6558 | } | |
6559 | ||
6560 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
6561 | MPI2_IOCSTATUS_MASK; | |
6562 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { | |
6563 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
6564 | ioc->name, __FILE__, __LINE__, __func__); | |
6565 | return; | |
6566 | } | |
6567 | ||
c5e039be KD |
6568 | parent_handle = le16_to_cpu(sas_device_pg0.ParentDevHandle); |
6569 | if (!_scsih_get_sas_address(ioc, parent_handle, &sas_address)) | |
6570 | mpt2sas_transport_update_links(ioc, sas_address, handle, | |
6571 | sas_device_pg0.PhyNum, MPI2_SAS_NEG_LINK_RATE_1_5); | |
62727a7b KD |
6572 | |
6573 | _scsih_add_device(ioc, handle, 0, 1); | |
6574 | ||
635374e7 EM |
6575 | break; |
6576 | ||
62727a7b | 6577 | case MPI2_RAID_PD_STATE_OFFLINE: |
635374e7 EM |
6578 | case MPI2_RAID_PD_STATE_NOT_CONFIGURED: |
6579 | case MPI2_RAID_PD_STATE_NOT_COMPATIBLE: | |
635374e7 EM |
6580 | default: |
6581 | break; | |
6582 | } | |
6583 | } | |
6584 | ||
6585 | #ifdef CONFIG_SCSI_MPT2SAS_LOGGING | |
6586 | /** | |
6587 | * _scsih_sas_ir_operation_status_event_debug - debug for IR op event | |
6588 | * @ioc: per adapter object | |
6589 | * @event_data: event data payload | |
6590 | * Context: user. | |
6591 | * | |
6592 | * Return nothing. | |
6593 | */ | |
6594 | static void | |
6595 | _scsih_sas_ir_operation_status_event_debug(struct MPT2SAS_ADAPTER *ioc, | |
6596 | Mpi2EventDataIrOperationStatus_t *event_data) | |
6597 | { | |
6598 | char *reason_str = NULL; | |
6599 | ||
6600 | switch (event_data->RAIDOperation) { | |
6601 | case MPI2_EVENT_IR_RAIDOP_RESYNC: | |
6602 | reason_str = "resync"; | |
6603 | break; | |
6604 | case MPI2_EVENT_IR_RAIDOP_ONLINE_CAP_EXPANSION: | |
6605 | reason_str = "online capacity expansion"; | |
6606 | break; | |
6607 | case MPI2_EVENT_IR_RAIDOP_CONSISTENCY_CHECK: | |
6608 | reason_str = "consistency check"; | |
6609 | break; | |
ec6c2b43 KD |
6610 | case MPI2_EVENT_IR_RAIDOP_BACKGROUND_INIT: |
6611 | reason_str = "background init"; | |
6612 | break; | |
6613 | case MPI2_EVENT_IR_RAIDOP_MAKE_DATA_CONSISTENT: | |
6614 | reason_str = "make data consistent"; | |
635374e7 EM |
6615 | break; |
6616 | } | |
6617 | ||
ec6c2b43 KD |
6618 | if (!reason_str) |
6619 | return; | |
6620 | ||
635374e7 EM |
6621 | printk(MPT2SAS_INFO_FMT "raid operational status: (%s)" |
6622 | "\thandle(0x%04x), percent complete(%d)\n", | |
6623 | ioc->name, reason_str, | |
6624 | le16_to_cpu(event_data->VolDevHandle), | |
6625 | event_data->PercentComplete); | |
6626 | } | |
6627 | #endif | |
6628 | ||
6629 | /** | |
6630 | * _scsih_sas_ir_operation_status_event - handle RAID operation events | |
6631 | * @ioc: per adapter object | |
7b936b02 | 6632 | * @fw_event: The fw_event_work object |
635374e7 EM |
6633 | * Context: user. |
6634 | * | |
6635 | * Return nothing. | |
6636 | */ | |
6637 | static void | |
7b936b02 KD |
6638 | _scsih_sas_ir_operation_status_event(struct MPT2SAS_ADAPTER *ioc, |
6639 | struct fw_event_work *fw_event) | |
635374e7 | 6640 | { |
00713ad7 JL |
6641 | Mpi2EventDataIrOperationStatus_t *event_data = |
6642 | (Mpi2EventDataIrOperationStatus_t *) | |
6643 | fw_event->event_data; | |
f7c95ef0 KD |
6644 | static struct _raid_device *raid_device; |
6645 | unsigned long flags; | |
6646 | u16 handle; | |
6647 | ||
635374e7 | 6648 | #ifdef CONFIG_SCSI_MPT2SAS_LOGGING |
0bdccdb0 KD |
6649 | if ((ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) |
6650 | && !ioc->hide_ir_msg) | |
7b936b02 | 6651 | _scsih_sas_ir_operation_status_event_debug(ioc, |
f7c95ef0 | 6652 | event_data); |
635374e7 | 6653 | #endif |
f7c95ef0 KD |
6654 | |
6655 | /* code added for raid transport support */ | |
6656 | if (event_data->RAIDOperation == MPI2_EVENT_IR_RAIDOP_RESYNC) { | |
6657 | ||
f7c95ef0 | 6658 | spin_lock_irqsave(&ioc->raid_device_lock, flags); |
09da0b32 | 6659 | handle = le16_to_cpu(event_data->VolDevHandle); |
f7c95ef0 | 6660 | raid_device = _scsih_raid_device_find_by_handle(ioc, handle); |
09da0b32 | 6661 | if (raid_device) |
f7c95ef0 KD |
6662 | raid_device->percent_complete = |
6663 | event_data->PercentComplete; | |
09da0b32 | 6664 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); |
f7c95ef0 | 6665 | } |
635374e7 EM |
6666 | } |
6667 | ||
14695853 KD |
6668 | /** |
6669 | * _scsih_prep_device_scan - initialize parameters prior to device scan | |
6670 | * @ioc: per adapter object | |
6671 | * | |
6672 | * Set the deleted flag prior to device scan. If the device is found during | |
6673 | * the scan, then we clear the deleted flag. | |
6674 | */ | |
6675 | static void | |
6676 | _scsih_prep_device_scan(struct MPT2SAS_ADAPTER *ioc) | |
6677 | { | |
6678 | struct MPT2SAS_DEVICE *sas_device_priv_data; | |
6679 | struct scsi_device *sdev; | |
6680 | ||
6681 | shost_for_each_device(sdev, ioc->shost) { | |
6682 | sas_device_priv_data = sdev->hostdata; | |
6683 | if (sas_device_priv_data && sas_device_priv_data->sas_target) | |
6684 | sas_device_priv_data->sas_target->deleted = 1; | |
6685 | } | |
6686 | } | |
6687 | ||
635374e7 EM |
6688 | /** |
6689 | * _scsih_mark_responding_sas_device - mark a sas_devices as responding | |
6690 | * @ioc: per adapter object | |
6691 | * @sas_address: sas address | |
6692 | * @slot: enclosure slot id | |
6693 | * @handle: device handle | |
6694 | * | |
6695 | * After host reset, find out whether devices are still responding. | |
6696 | * Used in _scsi_remove_unresponsive_sas_devices. | |
6697 | * | |
6698 | * Return nothing. | |
6699 | */ | |
6700 | static void | |
6701 | _scsih_mark_responding_sas_device(struct MPT2SAS_ADAPTER *ioc, u64 sas_address, | |
6702 | u16 slot, u16 handle) | |
6703 | { | |
0bdccdb0 | 6704 | struct MPT2SAS_TARGET *sas_target_priv_data = NULL; |
635374e7 EM |
6705 | struct scsi_target *starget; |
6706 | struct _sas_device *sas_device; | |
6707 | unsigned long flags; | |
6708 | ||
6709 | spin_lock_irqsave(&ioc->sas_device_lock, flags); | |
6710 | list_for_each_entry(sas_device, &ioc->sas_device_list, list) { | |
6711 | if (sas_device->sas_address == sas_address && | |
0bdccdb0 | 6712 | sas_device->slot == slot) { |
635374e7 | 6713 | sas_device->responding = 1; |
77e63ed4 | 6714 | starget = sas_device->starget; |
14695853 KD |
6715 | if (starget && starget->hostdata) { |
6716 | sas_target_priv_data = starget->hostdata; | |
6717 | sas_target_priv_data->tm_busy = 0; | |
6718 | sas_target_priv_data->deleted = 0; | |
6719 | } else | |
6720 | sas_target_priv_data = NULL; | |
0bdccdb0 KD |
6721 | if (starget) |
6722 | starget_printk(KERN_INFO, starget, | |
6723 | "handle(0x%04x), sas_addr(0x%016llx), " | |
6724 | "enclosure logical id(0x%016llx), " | |
6725 | "slot(%d)\n", handle, | |
6726 | (unsigned long long)sas_device->sas_address, | |
6727 | (unsigned long long) | |
6728 | sas_device->enclosure_logical_id, | |
6729 | sas_device->slot); | |
635374e7 EM |
6730 | if (sas_device->handle == handle) |
6731 | goto out; | |
6732 | printk(KERN_INFO "\thandle changed from(0x%04x)!!!\n", | |
6733 | sas_device->handle); | |
6734 | sas_device->handle = handle; | |
14695853 KD |
6735 | if (sas_target_priv_data) |
6736 | sas_target_priv_data->handle = handle; | |
635374e7 EM |
6737 | goto out; |
6738 | } | |
6739 | } | |
6740 | out: | |
6741 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
6742 | } | |
6743 | ||
6744 | /** | |
6745 | * _scsih_search_responding_sas_devices - | |
6746 | * @ioc: per adapter object | |
6747 | * | |
6748 | * After host reset, find out whether devices are still responding. | |
6749 | * If not remove. | |
6750 | * | |
6751 | * Return nothing. | |
6752 | */ | |
6753 | static void | |
6754 | _scsih_search_responding_sas_devices(struct MPT2SAS_ADAPTER *ioc) | |
6755 | { | |
6756 | Mpi2SasDevicePage0_t sas_device_pg0; | |
6757 | Mpi2ConfigReply_t mpi_reply; | |
6758 | u16 ioc_status; | |
6759 | __le64 sas_address; | |
6760 | u16 handle; | |
6761 | u32 device_info; | |
6762 | u16 slot; | |
6763 | ||
921cd802 | 6764 | printk(MPT2SAS_INFO_FMT "search for end-devices: start\n", ioc->name); |
635374e7 EM |
6765 | |
6766 | if (list_empty(&ioc->sas_device_list)) | |
921cd802 | 6767 | goto out; |
635374e7 EM |
6768 | |
6769 | handle = 0xFFFF; | |
6770 | while (!(mpt2sas_config_get_sas_device_pg0(ioc, &mpi_reply, | |
6771 | &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_GET_NEXT_HANDLE, | |
6772 | handle))) { | |
6773 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
6774 | MPI2_IOCSTATUS_MASK; | |
1c50e8d2 | 6775 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) |
635374e7 EM |
6776 | break; |
6777 | handle = le16_to_cpu(sas_device_pg0.DevHandle); | |
6778 | device_info = le32_to_cpu(sas_device_pg0.DeviceInfo); | |
6779 | if (!(_scsih_is_end_device(device_info))) | |
6780 | continue; | |
6781 | sas_address = le64_to_cpu(sas_device_pg0.SASAddress); | |
6782 | slot = le16_to_cpu(sas_device_pg0.Slot); | |
6783 | _scsih_mark_responding_sas_device(ioc, sas_address, slot, | |
6784 | handle); | |
6785 | } | |
921cd802 | 6786 | out: |
6787 | printk(MPT2SAS_INFO_FMT "search for end-devices: complete\n", | |
6788 | ioc->name); | |
635374e7 EM |
6789 | } |
6790 | ||
6791 | /** | |
6792 | * _scsih_mark_responding_raid_device - mark a raid_device as responding | |
6793 | * @ioc: per adapter object | |
6794 | * @wwid: world wide identifier for raid volume | |
6795 | * @handle: device handle | |
6796 | * | |
6797 | * After host reset, find out whether devices are still responding. | |
6798 | * Used in _scsi_remove_unresponsive_raid_devices. | |
6799 | * | |
6800 | * Return nothing. | |
6801 | */ | |
6802 | static void | |
6803 | _scsih_mark_responding_raid_device(struct MPT2SAS_ADAPTER *ioc, u64 wwid, | |
6804 | u16 handle) | |
6805 | { | |
6806 | struct MPT2SAS_TARGET *sas_target_priv_data; | |
6807 | struct scsi_target *starget; | |
6808 | struct _raid_device *raid_device; | |
6809 | unsigned long flags; | |
6810 | ||
6811 | spin_lock_irqsave(&ioc->raid_device_lock, flags); | |
6812 | list_for_each_entry(raid_device, &ioc->raid_device_list, list) { | |
6813 | if (raid_device->wwid == wwid && raid_device->starget) { | |
14695853 KD |
6814 | starget = raid_device->starget; |
6815 | if (starget && starget->hostdata) { | |
6816 | sas_target_priv_data = starget->hostdata; | |
6817 | sas_target_priv_data->deleted = 0; | |
6818 | } else | |
6819 | sas_target_priv_data = NULL; | |
635374e7 | 6820 | raid_device->responding = 1; |
30c43282 | 6821 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); |
635374e7 EM |
6822 | starget_printk(KERN_INFO, raid_device->starget, |
6823 | "handle(0x%04x), wwid(0x%016llx)\n", handle, | |
6824 | (unsigned long long)raid_device->wwid); | |
0bdccdb0 KD |
6825 | /* |
6826 | * WARPDRIVE: The handles of the PDs might have changed | |
6827 | * across the host reset so re-initialize the | |
6828 | * required data for Direct IO | |
6829 | */ | |
6830 | _scsih_init_warpdrive_properties(ioc, raid_device); | |
09da0b32 | 6831 | spin_lock_irqsave(&ioc->raid_device_lock, flags); |
6832 | if (raid_device->handle == handle) { | |
6833 | spin_unlock_irqrestore(&ioc->raid_device_lock, | |
6834 | flags); | |
30c43282 | 6835 | return; |
09da0b32 | 6836 | } |
635374e7 EM |
6837 | printk(KERN_INFO "\thandle changed from(0x%04x)!!!\n", |
6838 | raid_device->handle); | |
6839 | raid_device->handle = handle; | |
14695853 KD |
6840 | if (sas_target_priv_data) |
6841 | sas_target_priv_data->handle = handle; | |
09da0b32 | 6842 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); |
30c43282 | 6843 | return; |
635374e7 EM |
6844 | } |
6845 | } | |
30c43282 | 6846 | |
635374e7 EM |
6847 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); |
6848 | } | |
6849 | ||
6850 | /** | |
6851 | * _scsih_search_responding_raid_devices - | |
6852 | * @ioc: per adapter object | |
6853 | * | |
6854 | * After host reset, find out whether devices are still responding. | |
6855 | * If not remove. | |
6856 | * | |
6857 | * Return nothing. | |
6858 | */ | |
6859 | static void | |
6860 | _scsih_search_responding_raid_devices(struct MPT2SAS_ADAPTER *ioc) | |
6861 | { | |
6862 | Mpi2RaidVolPage1_t volume_pg1; | |
d417d1c3 | 6863 | Mpi2RaidVolPage0_t volume_pg0; |
f3eedd69 | 6864 | Mpi2RaidPhysDiskPage0_t pd_pg0; |
635374e7 EM |
6865 | Mpi2ConfigReply_t mpi_reply; |
6866 | u16 ioc_status; | |
6867 | u16 handle; | |
f3eedd69 | 6868 | u8 phys_disk_num; |
635374e7 | 6869 | |
921cd802 | 6870 | if (!ioc->ir_firmware) |
6871 | return; | |
6872 | ||
6873 | printk(MPT2SAS_INFO_FMT "search for raid volumes: start\n", | |
6874 | ioc->name); | |
635374e7 EM |
6875 | |
6876 | if (list_empty(&ioc->raid_device_list)) | |
921cd802 | 6877 | goto out; |
635374e7 EM |
6878 | |
6879 | handle = 0xFFFF; | |
6880 | while (!(mpt2sas_config_get_raid_volume_pg1(ioc, &mpi_reply, | |
6881 | &volume_pg1, MPI2_RAID_VOLUME_PGAD_FORM_GET_NEXT_HANDLE, handle))) { | |
6882 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
6883 | MPI2_IOCSTATUS_MASK; | |
1c50e8d2 | 6884 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) |
635374e7 EM |
6885 | break; |
6886 | handle = le16_to_cpu(volume_pg1.DevHandle); | |
d417d1c3 KD |
6887 | |
6888 | if (mpt2sas_config_get_raid_volume_pg0(ioc, &mpi_reply, | |
6889 | &volume_pg0, MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, handle, | |
6890 | sizeof(Mpi2RaidVolPage0_t))) | |
6891 | continue; | |
6892 | ||
6893 | if (volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_OPTIMAL || | |
6894 | volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_ONLINE || | |
6895 | volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_DEGRADED) | |
6896 | _scsih_mark_responding_raid_device(ioc, | |
6897 | le64_to_cpu(volume_pg1.WWID), handle); | |
635374e7 | 6898 | } |
f3eedd69 KD |
6899 | |
6900 | /* refresh the pd_handles */ | |
0bdccdb0 KD |
6901 | if (!ioc->is_warpdrive) { |
6902 | phys_disk_num = 0xFF; | |
6903 | memset(ioc->pd_handles, 0, ioc->pd_handles_sz); | |
6904 | while (!(mpt2sas_config_get_phys_disk_pg0(ioc, &mpi_reply, | |
6905 | &pd_pg0, MPI2_PHYSDISK_PGAD_FORM_GET_NEXT_PHYSDISKNUM, | |
6906 | phys_disk_num))) { | |
6907 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
6908 | MPI2_IOCSTATUS_MASK; | |
1c50e8d2 | 6909 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) |
0bdccdb0 KD |
6910 | break; |
6911 | phys_disk_num = pd_pg0.PhysDiskNum; | |
6912 | handle = le16_to_cpu(pd_pg0.DevHandle); | |
6913 | set_bit(handle, ioc->pd_handles); | |
6914 | } | |
f3eedd69 | 6915 | } |
921cd802 | 6916 | out: |
6917 | printk(MPT2SAS_INFO_FMT "search for responding raid volumes: " | |
6918 | "complete\n", ioc->name); | |
635374e7 EM |
6919 | } |
6920 | ||
6921 | /** | |
6922 | * _scsih_mark_responding_expander - mark a expander as responding | |
6923 | * @ioc: per adapter object | |
6924 | * @sas_address: sas address | |
6925 | * @handle: | |
6926 | * | |
6927 | * After host reset, find out whether devices are still responding. | |
6928 | * Used in _scsi_remove_unresponsive_expanders. | |
6929 | * | |
6930 | * Return nothing. | |
6931 | */ | |
6932 | static void | |
6933 | _scsih_mark_responding_expander(struct MPT2SAS_ADAPTER *ioc, u64 sas_address, | |
6934 | u16 handle) | |
6935 | { | |
6936 | struct _sas_node *sas_expander; | |
6937 | unsigned long flags; | |
c5e039be | 6938 | int i; |
635374e7 EM |
6939 | |
6940 | spin_lock_irqsave(&ioc->sas_node_lock, flags); | |
6941 | list_for_each_entry(sas_expander, &ioc->sas_expander_list, list) { | |
c5e039be KD |
6942 | if (sas_expander->sas_address != sas_address) |
6943 | continue; | |
6944 | sas_expander->responding = 1; | |
6945 | if (sas_expander->handle == handle) | |
635374e7 | 6946 | goto out; |
c5e039be KD |
6947 | printk(KERN_INFO "\texpander(0x%016llx): handle changed" |
6948 | " from(0x%04x) to (0x%04x)!!!\n", | |
6949 | (unsigned long long)sas_expander->sas_address, | |
6950 | sas_expander->handle, handle); | |
6951 | sas_expander->handle = handle; | |
6952 | for (i = 0 ; i < sas_expander->num_phys ; i++) | |
6953 | sas_expander->phy[i].handle = handle; | |
6954 | goto out; | |
635374e7 EM |
6955 | } |
6956 | out: | |
6957 | spin_unlock_irqrestore(&ioc->sas_node_lock, flags); | |
6958 | } | |
6959 | ||
6960 | /** | |
6961 | * _scsih_search_responding_expanders - | |
6962 | * @ioc: per adapter object | |
6963 | * | |
6964 | * After host reset, find out whether devices are still responding. | |
6965 | * If not remove. | |
6966 | * | |
6967 | * Return nothing. | |
6968 | */ | |
6969 | static void | |
6970 | _scsih_search_responding_expanders(struct MPT2SAS_ADAPTER *ioc) | |
6971 | { | |
6972 | Mpi2ExpanderPage0_t expander_pg0; | |
6973 | Mpi2ConfigReply_t mpi_reply; | |
6974 | u16 ioc_status; | |
c97951ec | 6975 | u64 sas_address; |
635374e7 EM |
6976 | u16 handle; |
6977 | ||
921cd802 | 6978 | printk(MPT2SAS_INFO_FMT "search for expanders: start\n", ioc->name); |
635374e7 EM |
6979 | |
6980 | if (list_empty(&ioc->sas_expander_list)) | |
921cd802 | 6981 | goto out; |
635374e7 EM |
6982 | |
6983 | handle = 0xFFFF; | |
6984 | while (!(mpt2sas_config_get_expander_pg0(ioc, &mpi_reply, &expander_pg0, | |
6985 | MPI2_SAS_EXPAND_PGAD_FORM_GET_NEXT_HNDL, handle))) { | |
6986 | ||
6987 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
6988 | MPI2_IOCSTATUS_MASK; | |
1c50e8d2 | 6989 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) |
635374e7 EM |
6990 | break; |
6991 | ||
6992 | handle = le16_to_cpu(expander_pg0.DevHandle); | |
6993 | sas_address = le64_to_cpu(expander_pg0.SASAddress); | |
6994 | printk(KERN_INFO "\texpander present: handle(0x%04x), " | |
6995 | "sas_addr(0x%016llx)\n", handle, | |
6996 | (unsigned long long)sas_address); | |
6997 | _scsih_mark_responding_expander(ioc, sas_address, handle); | |
6998 | } | |
6999 | ||
921cd802 | 7000 | out: |
7001 | printk(MPT2SAS_INFO_FMT "search for expanders: complete\n", ioc->name); | |
635374e7 EM |
7002 | } |
7003 | ||
7004 | /** | |
f1c35e6a | 7005 | * _scsih_remove_unresponding_sas_devices - removing unresponding devices |
635374e7 EM |
7006 | * @ioc: per adapter object |
7007 | * | |
7008 | * Return nothing. | |
7009 | */ | |
7010 | static void | |
f1c35e6a | 7011 | _scsih_remove_unresponding_sas_devices(struct MPT2SAS_ADAPTER *ioc) |
635374e7 EM |
7012 | { |
7013 | struct _sas_device *sas_device, *sas_device_next; | |
09da0b32 | 7014 | struct _sas_node *sas_expander, *sas_expander_next; |
635374e7 | 7015 | struct _raid_device *raid_device, *raid_device_next; |
09da0b32 | 7016 | struct list_head tmp_list; |
7017 | unsigned long flags; | |
635374e7 | 7018 | |
921cd802 | 7019 | printk(MPT2SAS_INFO_FMT "removing unresponding devices: start\n", |
7020 | ioc->name); | |
635374e7 | 7021 | |
09da0b32 | 7022 | /* removing unresponding end devices */ |
7023 | printk(MPT2SAS_INFO_FMT "removing unresponding devices: end-devices\n", | |
7024 | ioc->name); | |
635374e7 EM |
7025 | list_for_each_entry_safe(sas_device, sas_device_next, |
7026 | &ioc->sas_device_list, list) { | |
09da0b32 | 7027 | if (!sas_device->responding) |
39af7a98 | 7028 | mpt2sas_device_remove_by_sas_address(ioc, |
7029 | sas_device->sas_address); | |
09da0b32 | 7030 | else |
635374e7 | 7031 | sas_device->responding = 0; |
635374e7 EM |
7032 | } |
7033 | ||
09da0b32 | 7034 | /* removing unresponding volumes */ |
7035 | if (ioc->ir_firmware) { | |
7036 | printk(MPT2SAS_INFO_FMT "removing unresponding devices: " | |
7037 | "volumes\n", ioc->name); | |
7038 | list_for_each_entry_safe(raid_device, raid_device_next, | |
7039 | &ioc->raid_device_list, list) { | |
7040 | if (!raid_device->responding) | |
7041 | _scsih_sas_volume_delete(ioc, | |
7042 | raid_device->handle); | |
7043 | else | |
7044 | raid_device->responding = 0; | |
635374e7 | 7045 | } |
635374e7 | 7046 | } |
09da0b32 | 7047 | /* removing unresponding expanders */ |
7048 | printk(MPT2SAS_INFO_FMT "removing unresponding devices: expanders\n", | |
7049 | ioc->name); | |
7050 | spin_lock_irqsave(&ioc->sas_node_lock, flags); | |
7051 | INIT_LIST_HEAD(&tmp_list); | |
7052 | list_for_each_entry_safe(sas_expander, sas_expander_next, | |
7053 | &ioc->sas_expander_list, list) { | |
7054 | if (!sas_expander->responding) | |
7055 | list_move_tail(&sas_expander->list, &tmp_list); | |
7056 | else | |
635374e7 | 7057 | sas_expander->responding = 0; |
09da0b32 | 7058 | } |
7059 | spin_unlock_irqrestore(&ioc->sas_node_lock, flags); | |
7060 | list_for_each_entry_safe(sas_expander, sas_expander_next, &tmp_list, | |
7061 | list) { | |
7062 | list_del(&sas_expander->list); | |
7063 | _scsih_expander_node_remove(ioc, sas_expander); | |
cd4e12e8 | 7064 | } |
921cd802 | 7065 | printk(MPT2SAS_INFO_FMT "removing unresponding devices: complete\n", |
7066 | ioc->name); | |
7067 | /* unblock devices */ | |
7068 | _scsih_ublock_io_all_device(ioc); | |
7069 | } | |
7070 | ||
7071 | static void | |
7072 | _scsih_refresh_expander_links(struct MPT2SAS_ADAPTER *ioc, | |
7073 | struct _sas_node *sas_expander, u16 handle) | |
7074 | { | |
7075 | Mpi2ExpanderPage1_t expander_pg1; | |
7076 | Mpi2ConfigReply_t mpi_reply; | |
7077 | int i; | |
7078 | ||
7079 | for (i = 0 ; i < sas_expander->num_phys ; i++) { | |
7080 | if ((mpt2sas_config_get_expander_pg1(ioc, &mpi_reply, | |
7081 | &expander_pg1, i, handle))) { | |
7082 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
7083 | ioc->name, __FILE__, __LINE__, __func__); | |
7084 | return; | |
7085 | } | |
7086 | ||
7087 | mpt2sas_transport_update_links(ioc, sas_expander->sas_address, | |
7088 | le16_to_cpu(expander_pg1.AttachedDevHandle), i, | |
7089 | expander_pg1.NegotiatedLinkRate >> 4); | |
7090 | } | |
cd4e12e8 KD |
7091 | } |
7092 | ||
0bdccdb0 | 7093 | /** |
921cd802 | 7094 | * _scsih_scan_for_devices_after_reset - scan for devices after host reset |
0bdccdb0 KD |
7095 | * @ioc: per adapter object |
7096 | * | |
7097 | * Return nothing. | |
7098 | */ | |
7099 | static void | |
921cd802 | 7100 | _scsih_scan_for_devices_after_reset(struct MPT2SAS_ADAPTER *ioc) |
0bdccdb0 | 7101 | { |
921cd802 | 7102 | Mpi2ExpanderPage0_t expander_pg0; |
7103 | Mpi2SasDevicePage0_t sas_device_pg0; | |
7104 | Mpi2RaidVolPage1_t volume_pg1; | |
7105 | Mpi2RaidVolPage0_t volume_pg0; | |
7106 | Mpi2RaidPhysDiskPage0_t pd_pg0; | |
7107 | Mpi2EventIrConfigElement_t element; | |
7108 | Mpi2ConfigReply_t mpi_reply; | |
7109 | u8 phys_disk_num; | |
7110 | u16 ioc_status; | |
7111 | u16 handle, parent_handle; | |
7112 | u64 sas_address; | |
7113 | struct _sas_device *sas_device; | |
7114 | struct _sas_node *expander_device; | |
7115 | static struct _raid_device *raid_device; | |
6241f22c | 7116 | u8 retry_count; |
09da0b32 | 7117 | unsigned long flags; |
0bdccdb0 | 7118 | |
921cd802 | 7119 | printk(MPT2SAS_INFO_FMT "scan devices: start\n", ioc->name); |
0bdccdb0 | 7120 | |
921cd802 | 7121 | _scsih_sas_host_refresh(ioc); |
7122 | ||
6241f22c SR |
7123 | printk(MPT2SAS_INFO_FMT "\tscan devices: expanders start\n", |
7124 | ioc->name); | |
921cd802 | 7125 | /* expanders */ |
7126 | handle = 0xFFFF; | |
7127 | while (!(mpt2sas_config_get_expander_pg0(ioc, &mpi_reply, &expander_pg0, | |
7128 | MPI2_SAS_EXPAND_PGAD_FORM_GET_NEXT_HNDL, handle))) { | |
7129 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
7130 | MPI2_IOCSTATUS_MASK; | |
6241f22c SR |
7131 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { |
7132 | printk(MPT2SAS_INFO_FMT "\tbreak from expander scan: " | |
7133 | "ioc_status(0x%04x), loginfo(0x%08x)\n", | |
7134 | ioc->name, ioc_status, | |
7135 | le32_to_cpu(mpi_reply.IOCLogInfo)); | |
7136 | break; | |
7137 | } | |
921cd802 | 7138 | handle = le16_to_cpu(expander_pg0.DevHandle); |
09da0b32 | 7139 | spin_lock_irqsave(&ioc->sas_node_lock, flags); |
921cd802 | 7140 | expander_device = mpt2sas_scsih_expander_find_by_sas_address( |
7141 | ioc, le64_to_cpu(expander_pg0.SASAddress)); | |
09da0b32 | 7142 | spin_unlock_irqrestore(&ioc->sas_node_lock, flags); |
921cd802 | 7143 | if (expander_device) |
7144 | _scsih_refresh_expander_links(ioc, expander_device, | |
7145 | handle); | |
6241f22c SR |
7146 | else { |
7147 | printk(MPT2SAS_INFO_FMT "\tBEFORE adding expander: " | |
7148 | "handle (0x%04x), sas_addr(0x%016llx)\n", | |
7149 | ioc->name, handle, (unsigned long long) | |
7150 | le64_to_cpu(expander_pg0.SASAddress)); | |
921cd802 | 7151 | _scsih_expander_add(ioc, handle); |
6241f22c SR |
7152 | printk(MPT2SAS_INFO_FMT "\tAFTER adding expander: " |
7153 | "handle (0x%04x), sas_addr(0x%016llx)\n", | |
7154 | ioc->name, handle, (unsigned long long) | |
7155 | le64_to_cpu(expander_pg0.SASAddress)); | |
7156 | } | |
921cd802 | 7157 | } |
7158 | ||
6241f22c SR |
7159 | printk(MPT2SAS_INFO_FMT "\tscan devices: expanders complete\n", |
7160 | ioc->name); | |
7161 | ||
921cd802 | 7162 | if (!ioc->ir_firmware) |
7163 | goto skip_to_sas; | |
7164 | ||
6241f22c | 7165 | printk(MPT2SAS_INFO_FMT "\tscan devices phys disk start\n", ioc->name); |
921cd802 | 7166 | /* phys disk */ |
7167 | phys_disk_num = 0xFF; | |
7168 | while (!(mpt2sas_config_get_phys_disk_pg0(ioc, &mpi_reply, | |
7169 | &pd_pg0, MPI2_PHYSDISK_PGAD_FORM_GET_NEXT_PHYSDISKNUM, | |
7170 | phys_disk_num))) { | |
7171 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
7172 | MPI2_IOCSTATUS_MASK; | |
6241f22c SR |
7173 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { |
7174 | printk(MPT2SAS_INFO_FMT "\tbreak from phys disk scan:" | |
7175 | "ioc_status(0x%04x), loginfo(0x%08x)\n", | |
7176 | ioc->name, ioc_status, | |
7177 | le32_to_cpu(mpi_reply.IOCLogInfo)); | |
7178 | break; | |
7179 | } | |
921cd802 | 7180 | phys_disk_num = pd_pg0.PhysDiskNum; |
7181 | handle = le16_to_cpu(pd_pg0.DevHandle); | |
09da0b32 | 7182 | spin_lock_irqsave(&ioc->sas_device_lock, flags); |
921cd802 | 7183 | sas_device = _scsih_sas_device_find_by_handle(ioc, handle); |
09da0b32 | 7184 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
921cd802 | 7185 | if (sas_device) |
7186 | continue; | |
7187 | if (mpt2sas_config_get_sas_device_pg0(ioc, &mpi_reply, | |
7188 | &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, | |
7189 | handle) != 0) | |
7190 | continue; | |
6241f22c SR |
7191 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & |
7192 | MPI2_IOCSTATUS_MASK; | |
7193 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { | |
7194 | printk(MPT2SAS_INFO_FMT "\tbreak from phys disk scan " | |
7195 | "ioc_status(0x%04x), loginfo(0x%08x)\n", | |
7196 | ioc->name, ioc_status, | |
7197 | le32_to_cpu(mpi_reply.IOCLogInfo)); | |
7198 | break; | |
7199 | } | |
921cd802 | 7200 | parent_handle = le16_to_cpu(sas_device_pg0.ParentDevHandle); |
7201 | if (!_scsih_get_sas_address(ioc, parent_handle, | |
7202 | &sas_address)) { | |
6241f22c SR |
7203 | printk(MPT2SAS_INFO_FMT "\tBEFORE adding phys disk: " |
7204 | " handle (0x%04x), sas_addr(0x%016llx)\n", | |
7205 | ioc->name, handle, (unsigned long long) | |
7206 | le64_to_cpu(sas_device_pg0.SASAddress)); | |
921cd802 | 7207 | mpt2sas_transport_update_links(ioc, sas_address, |
7208 | handle, sas_device_pg0.PhyNum, | |
7209 | MPI2_SAS_NEG_LINK_RATE_1_5); | |
7210 | set_bit(handle, ioc->pd_handles); | |
6241f22c SR |
7211 | retry_count = 0; |
7212 | /* This will retry adding the end device. | |
7213 | * _scsih_add_device() will decide on retries and | |
7214 | * return "1" when it should be retried | |
7215 | */ | |
7216 | while (_scsih_add_device(ioc, handle, retry_count++, | |
7217 | 1)) { | |
7218 | ssleep(1); | |
7219 | } | |
7220 | printk(MPT2SAS_INFO_FMT "\tAFTER adding phys disk: " | |
7221 | " handle (0x%04x), sas_addr(0x%016llx)\n", | |
7222 | ioc->name, handle, (unsigned long long) | |
7223 | le64_to_cpu(sas_device_pg0.SASAddress)); | |
0bdccdb0 | 7224 | } |
921cd802 | 7225 | } |
7226 | ||
6241f22c SR |
7227 | printk(MPT2SAS_INFO_FMT "\tscan devices: phys disk complete\n", |
7228 | ioc->name); | |
7229 | ||
7230 | printk(MPT2SAS_INFO_FMT "\tscan devices: volumes start\n", ioc->name); | |
921cd802 | 7231 | /* volumes */ |
7232 | handle = 0xFFFF; | |
7233 | while (!(mpt2sas_config_get_raid_volume_pg1(ioc, &mpi_reply, | |
7234 | &volume_pg1, MPI2_RAID_VOLUME_PGAD_FORM_GET_NEXT_HANDLE, handle))) { | |
7235 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
7236 | MPI2_IOCSTATUS_MASK; | |
6241f22c SR |
7237 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { |
7238 | printk(MPT2SAS_INFO_FMT "\tbreak from volume scan: " | |
7239 | "ioc_status(0x%04x), loginfo(0x%08x)\n", | |
7240 | ioc->name, ioc_status, | |
7241 | le32_to_cpu(mpi_reply.IOCLogInfo)); | |
7242 | break; | |
7243 | } | |
921cd802 | 7244 | handle = le16_to_cpu(volume_pg1.DevHandle); |
09da0b32 | 7245 | spin_lock_irqsave(&ioc->raid_device_lock, flags); |
921cd802 | 7246 | raid_device = _scsih_raid_device_find_by_wwid(ioc, |
7247 | le64_to_cpu(volume_pg1.WWID)); | |
09da0b32 | 7248 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); |
921cd802 | 7249 | if (raid_device) |
7250 | continue; | |
7251 | if (mpt2sas_config_get_raid_volume_pg0(ioc, &mpi_reply, | |
7252 | &volume_pg0, MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, handle, | |
7253 | sizeof(Mpi2RaidVolPage0_t))) | |
7254 | continue; | |
6241f22c SR |
7255 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & |
7256 | MPI2_IOCSTATUS_MASK; | |
7257 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { | |
7258 | printk(MPT2SAS_INFO_FMT "\tbreak from volume scan: " | |
7259 | "ioc_status(0x%04x), loginfo(0x%08x)\n", | |
7260 | ioc->name, ioc_status, | |
7261 | le32_to_cpu(mpi_reply.IOCLogInfo)); | |
7262 | break; | |
7263 | } | |
921cd802 | 7264 | if (volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_OPTIMAL || |
7265 | volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_ONLINE || | |
7266 | volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_DEGRADED) { | |
7267 | memset(&element, 0, sizeof(Mpi2EventIrConfigElement_t)); | |
7268 | element.ReasonCode = MPI2_EVENT_IR_CHANGE_RC_ADDED; | |
7269 | element.VolDevHandle = volume_pg1.DevHandle; | |
6241f22c SR |
7270 | printk(MPT2SAS_INFO_FMT "\tBEFORE adding volume: " |
7271 | " handle (0x%04x)\n", ioc->name, | |
7272 | volume_pg1.DevHandle); | |
921cd802 | 7273 | _scsih_sas_volume_add(ioc, &element); |
6241f22c SR |
7274 | printk(MPT2SAS_INFO_FMT "\tAFTER adding volume: " |
7275 | " handle (0x%04x)\n", ioc->name, | |
7276 | volume_pg1.DevHandle); | |
921cd802 | 7277 | } |
7278 | } | |
7279 | ||
6241f22c SR |
7280 | printk(MPT2SAS_INFO_FMT "\tscan devices: volumes complete\n", |
7281 | ioc->name); | |
7282 | ||
921cd802 | 7283 | skip_to_sas: |
7284 | ||
6241f22c SR |
7285 | printk(MPT2SAS_INFO_FMT "\tscan devices: end devices start\n", |
7286 | ioc->name); | |
921cd802 | 7287 | /* sas devices */ |
7288 | handle = 0xFFFF; | |
7289 | while (!(mpt2sas_config_get_sas_device_pg0(ioc, &mpi_reply, | |
7290 | &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_GET_NEXT_HANDLE, | |
7291 | handle))) { | |
7292 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & | |
7293 | MPI2_IOCSTATUS_MASK; | |
6241f22c SR |
7294 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { |
7295 | printk(MPT2SAS_INFO_FMT "\tbreak from end device scan:" | |
7296 | " ioc_status(0x%04x), loginfo(0x%08x)\n", | |
7297 | ioc->name, ioc_status, | |
7298 | le32_to_cpu(mpi_reply.IOCLogInfo)); | |
7299 | break; | |
7300 | } | |
921cd802 | 7301 | handle = le16_to_cpu(sas_device_pg0.DevHandle); |
7302 | if (!(_scsih_is_end_device( | |
7303 | le32_to_cpu(sas_device_pg0.DeviceInfo)))) | |
7304 | continue; | |
09da0b32 | 7305 | spin_lock_irqsave(&ioc->sas_device_lock, flags); |
921cd802 | 7306 | sas_device = mpt2sas_scsih_sas_device_find_by_sas_address(ioc, |
7307 | le64_to_cpu(sas_device_pg0.SASAddress)); | |
09da0b32 | 7308 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
921cd802 | 7309 | if (sas_device) |
7310 | continue; | |
7311 | parent_handle = le16_to_cpu(sas_device_pg0.ParentDevHandle); | |
7312 | if (!_scsih_get_sas_address(ioc, parent_handle, &sas_address)) { | |
6241f22c SR |
7313 | printk(MPT2SAS_INFO_FMT "\tBEFORE adding end device: " |
7314 | "handle (0x%04x), sas_addr(0x%016llx)\n", | |
7315 | ioc->name, handle, (unsigned long long) | |
7316 | le64_to_cpu(sas_device_pg0.SASAddress)); | |
921cd802 | 7317 | mpt2sas_transport_update_links(ioc, sas_address, handle, |
7318 | sas_device_pg0.PhyNum, MPI2_SAS_NEG_LINK_RATE_1_5); | |
6241f22c SR |
7319 | retry_count = 0; |
7320 | /* This will retry adding the end device. | |
7321 | * _scsih_add_device() will decide on retries and | |
7322 | * return "1" when it should be retried | |
7323 | */ | |
7324 | while (_scsih_add_device(ioc, handle, retry_count++, | |
7325 | 0)) { | |
7326 | ssleep(1); | |
7327 | } | |
7328 | printk(MPT2SAS_INFO_FMT "\tAFTER adding end device: " | |
7329 | "handle (0x%04x), sas_addr(0x%016llx)\n", | |
7330 | ioc->name, handle, (unsigned long long) | |
7331 | le64_to_cpu(sas_device_pg0.SASAddress)); | |
0bdccdb0 KD |
7332 | } |
7333 | } | |
921cd802 | 7334 | |
6241f22c SR |
7335 | printk(MPT2SAS_INFO_FMT "\tscan devices: end devices complete\n", |
7336 | ioc->name); | |
7337 | ||
921cd802 | 7338 | printk(MPT2SAS_INFO_FMT "scan devices: complete\n", ioc->name); |
0bdccdb0 KD |
7339 | } |
7340 | ||
921cd802 | 7341 | |
cd4e12e8 KD |
7342 | /** |
7343 | * mpt2sas_scsih_reset_handler - reset callback handler (for scsih) | |
7344 | * @ioc: per adapter object | |
7345 | * @reset_phase: phase | |
7346 | * | |
7347 | * The handler for doing any required cleanup or initialization. | |
7348 | * | |
7349 | * The reset phase can be MPT2_IOC_PRE_RESET, MPT2_IOC_AFTER_RESET, | |
7350 | * MPT2_IOC_DONE_RESET | |
7351 | * | |
7352 | * Return nothing. | |
7353 | */ | |
7354 | void | |
7355 | mpt2sas_scsih_reset_handler(struct MPT2SAS_ADAPTER *ioc, int reset_phase) | |
7356 | { | |
7357 | switch (reset_phase) { | |
7358 | case MPT2_IOC_PRE_RESET: | |
eabb08ad | 7359 | dtmprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: " |
cd4e12e8 | 7360 | "MPT2_IOC_PRE_RESET\n", ioc->name, __func__)); |
cd4e12e8 KD |
7361 | break; |
7362 | case MPT2_IOC_AFTER_RESET: | |
eabb08ad | 7363 | dtmprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: " |
cd4e12e8 | 7364 | "MPT2_IOC_AFTER_RESET\n", ioc->name, __func__)); |
f1c35e6a KD |
7365 | if (ioc->scsih_cmds.status & MPT2_CMD_PENDING) { |
7366 | ioc->scsih_cmds.status |= MPT2_CMD_RESET; | |
7367 | mpt2sas_base_free_smid(ioc, ioc->scsih_cmds.smid); | |
7368 | complete(&ioc->scsih_cmds.done); | |
7369 | } | |
cd4e12e8 KD |
7370 | if (ioc->tm_cmds.status & MPT2_CMD_PENDING) { |
7371 | ioc->tm_cmds.status |= MPT2_CMD_RESET; | |
7372 | mpt2sas_base_free_smid(ioc, ioc->tm_cmds.smid); | |
7373 | complete(&ioc->tm_cmds.done); | |
7374 | } | |
f1c35e6a | 7375 | _scsih_fw_event_cleanup_queue(ioc); |
cd4e12e8 KD |
7376 | _scsih_flush_running_cmds(ioc); |
7377 | break; | |
7378 | case MPT2_IOC_DONE_RESET: | |
eabb08ad | 7379 | dtmprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: " |
cd4e12e8 | 7380 | "MPT2_IOC_DONE_RESET\n", ioc->name, __func__)); |
c5e039be | 7381 | _scsih_sas_host_refresh(ioc); |
14695853 KD |
7382 | _scsih_prep_device_scan(ioc); |
7383 | _scsih_search_responding_sas_devices(ioc); | |
7384 | _scsih_search_responding_raid_devices(ioc); | |
7385 | _scsih_search_responding_expanders(ioc); | |
14aa7f7e | 7386 | if ((!ioc->is_driver_loading) && !(disable_discovery > 0 && |
7387 | !ioc->sas_hba.num_phys)) { | |
918134ef | 7388 | _scsih_prep_device_scan(ioc); |
7389 | _scsih_search_responding_sas_devices(ioc); | |
7390 | _scsih_search_responding_raid_devices(ioc); | |
7391 | _scsih_search_responding_expanders(ioc); | |
921cd802 | 7392 | _scsih_error_recovery_delete_devices(ioc); |
918134ef | 7393 | } |
cd4e12e8 | 7394 | break; |
635374e7 EM |
7395 | } |
7396 | } | |
7397 | ||
7398 | /** | |
7399 | * _firmware_event_work - delayed task for processing firmware events | |
7400 | * @ioc: per adapter object | |
7401 | * @work: equal to the fw_event_work object | |
7402 | * Context: user. | |
7403 | * | |
7404 | * Return nothing. | |
7405 | */ | |
7406 | static void | |
7407 | _firmware_event_work(struct work_struct *work) | |
7408 | { | |
7409 | struct fw_event_work *fw_event = container_of(work, | |
f1c35e6a | 7410 | struct fw_event_work, delayed_work.work); |
635374e7 EM |
7411 | struct MPT2SAS_ADAPTER *ioc = fw_event->ioc; |
7412 | ||
635374e7 | 7413 | /* the queue is being flushed so ignore this event */ |
02b77081 | 7414 | if (ioc->remove_host || |
3cb5469a | 7415 | ioc->pci_error_recovery) { |
635374e7 EM |
7416 | _scsih_fw_event_free(ioc, fw_event); |
7417 | return; | |
7418 | } | |
635374e7 | 7419 | |
921cd802 | 7420 | switch (fw_event->event) { |
7421 | case MPT2SAS_REMOVE_UNRESPONDING_DEVICES: | |
09da0b32 | 7422 | while (scsi_host_in_recovery(ioc->shost) || ioc->shost_recovery) |
921cd802 | 7423 | ssleep(1); |
f1c35e6a | 7424 | _scsih_remove_unresponding_sas_devices(ioc); |
921cd802 | 7425 | _scsih_scan_for_devices_after_reset(ioc); |
7426 | break; | |
7427 | case MPT2SAS_PORT_ENABLE_COMPLETE: | |
918134ef | 7428 | ioc->start_scan = 0; |
921cd802 | 7429 | |
b0df96a0 RS |
7430 | if (missing_delay[0] != -1 && missing_delay[1] != -1) |
7431 | mpt2sas_base_update_missing_delay(ioc, missing_delay[0], | |
7432 | missing_delay[1]); | |
921cd802 | 7433 | |
7434 | dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "port enable: complete " | |
7435 | "from worker thread\n", ioc->name)); | |
7436 | break; | |
bd58ea3c SR |
7437 | case MPT2SAS_TURN_ON_PFA_LED: |
7438 | _scsih_turn_on_pfa_led(ioc, fw_event->device_handle); | |
3ace8e05 | 7439 | break; |
635374e7 | 7440 | case MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST: |
7b936b02 | 7441 | _scsih_sas_topology_change_event(ioc, fw_event); |
635374e7 EM |
7442 | break; |
7443 | case MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE: | |
7b936b02 KD |
7444 | _scsih_sas_device_status_change_event(ioc, |
7445 | fw_event); | |
635374e7 EM |
7446 | break; |
7447 | case MPI2_EVENT_SAS_DISCOVERY: | |
7b936b02 KD |
7448 | _scsih_sas_discovery_event(ioc, |
7449 | fw_event); | |
635374e7 EM |
7450 | break; |
7451 | case MPI2_EVENT_SAS_BROADCAST_PRIMITIVE: | |
a78e21dc | 7452 | _scsih_sas_broadcast_primitive_event(ioc, |
7b936b02 | 7453 | fw_event); |
635374e7 EM |
7454 | break; |
7455 | case MPI2_EVENT_SAS_ENCL_DEVICE_STATUS_CHANGE: | |
7456 | _scsih_sas_enclosure_dev_status_change_event(ioc, | |
7b936b02 | 7457 | fw_event); |
635374e7 EM |
7458 | break; |
7459 | case MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST: | |
7b936b02 | 7460 | _scsih_sas_ir_config_change_event(ioc, fw_event); |
635374e7 EM |
7461 | break; |
7462 | case MPI2_EVENT_IR_VOLUME: | |
7b936b02 | 7463 | _scsih_sas_ir_volume_event(ioc, fw_event); |
635374e7 EM |
7464 | break; |
7465 | case MPI2_EVENT_IR_PHYSICAL_DISK: | |
7b936b02 | 7466 | _scsih_sas_ir_physical_disk_event(ioc, fw_event); |
635374e7 EM |
7467 | break; |
7468 | case MPI2_EVENT_IR_OPERATION_STATUS: | |
7b936b02 | 7469 | _scsih_sas_ir_operation_status_event(ioc, fw_event); |
635374e7 | 7470 | break; |
635374e7 EM |
7471 | } |
7472 | _scsih_fw_event_free(ioc, fw_event); | |
7473 | } | |
7474 | ||
7475 | /** | |
7476 | * mpt2sas_scsih_event_callback - firmware event handler (called at ISR time) | |
7477 | * @ioc: per adapter object | |
7b936b02 | 7478 | * @msix_index: MSIX table index supplied by the OS |
635374e7 EM |
7479 | * @reply: reply message frame(lower 32bit addr) |
7480 | * Context: interrupt. | |
7481 | * | |
7482 | * This function merely adds a new work task into ioc->firmware_event_thread. | |
7483 | * The tasks are worked from _firmware_event_work in user context. | |
7484 | * | |
6409a7d0 | 7485 | * Returns void. |
635374e7 | 7486 | */ |
6409a7d0 | 7487 | void |
7b936b02 KD |
7488 | mpt2sas_scsih_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index, |
7489 | u32 reply) | |
635374e7 EM |
7490 | { |
7491 | struct fw_event_work *fw_event; | |
7492 | Mpi2EventNotificationReply_t *mpi_reply; | |
635374e7 | 7493 | u16 event; |
e94f6747 | 7494 | u16 sz; |
635374e7 EM |
7495 | |
7496 | /* events turned off due to host reset or driver unloading */ | |
3cb5469a | 7497 | if (ioc->remove_host || ioc->pci_error_recovery) |
6409a7d0 | 7498 | return; |
635374e7 | 7499 | |
77e63ed4 | 7500 | mpi_reply = mpt2sas_base_get_reply_virt_addr(ioc, reply); |
298c794d | 7501 | |
7502 | if (unlikely(!mpi_reply)) { | |
7503 | printk(MPT2SAS_ERR_FMT "mpi_reply not valid at %s:%d/%s()!\n", | |
7504 | ioc->name, __FILE__, __LINE__, __func__); | |
6409a7d0 | 7505 | return; |
298c794d | 7506 | } |
7507 | ||
635374e7 EM |
7508 | event = le16_to_cpu(mpi_reply->Event); |
7509 | ||
7510 | switch (event) { | |
7511 | /* handle these */ | |
7512 | case MPI2_EVENT_SAS_BROADCAST_PRIMITIVE: | |
7513 | { | |
7514 | Mpi2EventDataSasBroadcastPrimitive_t *baen_data = | |
7515 | (Mpi2EventDataSasBroadcastPrimitive_t *) | |
7516 | mpi_reply->EventData; | |
7517 | ||
7518 | if (baen_data->Primitive != | |
f93213de | 7519 | MPI2_EVENT_PRIMITIVE_ASYNCHRONOUS_EVENT) |
6409a7d0 | 7520 | return; |
f93213de KD |
7521 | |
7522 | if (ioc->broadcast_aen_busy) { | |
7523 | ioc->broadcast_aen_pending++; | |
6409a7d0 | 7524 | return; |
f93213de KD |
7525 | } else |
7526 | ioc->broadcast_aen_busy = 1; | |
635374e7 EM |
7527 | break; |
7528 | } | |
7529 | ||
7530 | case MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST: | |
7531 | _scsih_check_topo_delete_events(ioc, | |
7532 | (Mpi2EventDataSasTopologyChangeList_t *) | |
7533 | mpi_reply->EventData); | |
7534 | break; | |
f3eedd69 KD |
7535 | case MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST: |
7536 | _scsih_check_ir_config_unhide_events(ioc, | |
7537 | (Mpi2EventDataIrConfigChangeList_t *) | |
7538 | mpi_reply->EventData); | |
7539 | break; | |
7540 | case MPI2_EVENT_IR_VOLUME: | |
7541 | _scsih_check_volume_delete_events(ioc, | |
7542 | (Mpi2EventDataIrVolume_t *) | |
7543 | mpi_reply->EventData); | |
7544 | break; | |
0bdccdb0 KD |
7545 | case MPI2_EVENT_LOG_ENTRY_ADDED: |
7546 | { | |
7547 | Mpi2EventDataLogEntryAdded_t *log_entry; | |
d838c36c | 7548 | __le32 *log_code; |
0bdccdb0 KD |
7549 | |
7550 | if (!ioc->is_warpdrive) | |
7551 | break; | |
7552 | ||
7553 | log_entry = (Mpi2EventDataLogEntryAdded_t *) | |
7554 | mpi_reply->EventData; | |
d838c36c | 7555 | log_code = (__le32 *)log_entry->LogData; |
0bdccdb0 KD |
7556 | |
7557 | if (le16_to_cpu(log_entry->LogEntryQualifier) | |
7558 | != MPT2_WARPDRIVE_LOGENTRY) | |
7559 | break; | |
7560 | ||
7561 | switch (le32_to_cpu(*log_code)) { | |
7562 | case MPT2_WARPDRIVE_LC_SSDT: | |
7563 | printk(MPT2SAS_WARN_FMT "WarpDrive Warning: " | |
7564 | "IO Throttling has occurred in the WarpDrive " | |
7565 | "subsystem. Check WarpDrive documentation for " | |
7566 | "additional details.\n", ioc->name); | |
7567 | break; | |
7568 | case MPT2_WARPDRIVE_LC_SSDLW: | |
7569 | printk(MPT2SAS_WARN_FMT "WarpDrive Warning: " | |
7570 | "Program/Erase Cycles for the WarpDrive subsystem " | |
7571 | "in degraded range. Check WarpDrive documentation " | |
7572 | "for additional details.\n", ioc->name); | |
7573 | break; | |
7574 | case MPT2_WARPDRIVE_LC_SSDLF: | |
7575 | printk(MPT2SAS_ERR_FMT "WarpDrive Fatal Error: " | |
7576 | "There are no Program/Erase Cycles for the " | |
7577 | "WarpDrive subsystem. The storage device will be " | |
7578 | "in read-only mode. Check WarpDrive documentation " | |
7579 | "for additional details.\n", ioc->name); | |
7580 | break; | |
7581 | case MPT2_WARPDRIVE_LC_BRMF: | |
7582 | printk(MPT2SAS_ERR_FMT "WarpDrive Fatal Error: " | |
7583 | "The Backup Rail Monitor has failed on the " | |
7584 | "WarpDrive subsystem. Check WarpDrive " | |
7585 | "documentation for additional details.\n", | |
7586 | ioc->name); | |
7587 | break; | |
7588 | } | |
7589 | ||
7590 | break; | |
7591 | } | |
635374e7 EM |
7592 | case MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE: |
7593 | case MPI2_EVENT_IR_OPERATION_STATUS: | |
7594 | case MPI2_EVENT_SAS_DISCOVERY: | |
7595 | case MPI2_EVENT_SAS_ENCL_DEVICE_STATUS_CHANGE: | |
635374e7 | 7596 | case MPI2_EVENT_IR_PHYSICAL_DISK: |
635374e7 EM |
7597 | break; |
7598 | ||
2d8ce8c9 SR |
7599 | case MPI2_EVENT_TEMP_THRESHOLD: |
7600 | _scsih_temp_threshold_events(ioc, | |
7601 | (Mpi2EventDataTemperature_t *) | |
7602 | mpi_reply->EventData); | |
7603 | break; | |
7604 | ||
635374e7 | 7605 | default: /* ignore the rest */ |
6409a7d0 | 7606 | return; |
635374e7 EM |
7607 | } |
7608 | ||
e94f6747 | 7609 | sz = le16_to_cpu(mpi_reply->EventDataLength) * 4; |
00713ad7 JL |
7610 | fw_event = kzalloc(sizeof(*fw_event) + sz, GFP_ATOMIC); |
7611 | if (!fw_event) { | |
635374e7 EM |
7612 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", |
7613 | ioc->name, __FILE__, __LINE__, __func__); | |
6409a7d0 | 7614 | return; |
635374e7 EM |
7615 | } |
7616 | ||
00713ad7 | 7617 | memcpy(fw_event->event_data, mpi_reply->EventData, sz); |
635374e7 | 7618 | fw_event->ioc = ioc; |
7b936b02 KD |
7619 | fw_event->VF_ID = mpi_reply->VF_ID; |
7620 | fw_event->VP_ID = mpi_reply->VP_ID; | |
635374e7 EM |
7621 | fw_event->event = event; |
7622 | _scsih_fw_event_add(ioc, fw_event); | |
6409a7d0 | 7623 | return; |
635374e7 EM |
7624 | } |
7625 | ||
7626 | /* shost template */ | |
7627 | static struct scsi_host_template scsih_driver_template = { | |
7628 | .module = THIS_MODULE, | |
7629 | .name = "Fusion MPT SAS Host", | |
7630 | .proc_name = MPT2SAS_DRIVER_NAME, | |
d5d135b3 EM |
7631 | .queuecommand = _scsih_qcmd, |
7632 | .target_alloc = _scsih_target_alloc, | |
7633 | .slave_alloc = _scsih_slave_alloc, | |
7634 | .slave_configure = _scsih_slave_configure, | |
7635 | .target_destroy = _scsih_target_destroy, | |
7636 | .slave_destroy = _scsih_slave_destroy, | |
921cd802 | 7637 | .scan_finished = _scsih_scan_finished, |
7638 | .scan_start = _scsih_scan_start, | |
d5d135b3 | 7639 | .change_queue_depth = _scsih_change_queue_depth, |
d5d135b3 EM |
7640 | .eh_abort_handler = _scsih_abort, |
7641 | .eh_device_reset_handler = _scsih_dev_reset, | |
7642 | .eh_target_reset_handler = _scsih_target_reset, | |
7643 | .eh_host_reset_handler = _scsih_host_reset, | |
7644 | .bios_param = _scsih_bios_param, | |
635374e7 EM |
7645 | .can_queue = 1, |
7646 | .this_id = -1, | |
7647 | .sg_tablesize = MPT2SAS_SG_DEPTH, | |
9ac49d3a | 7648 | .max_sectors = 32767, |
635374e7 EM |
7649 | .cmd_per_lun = 7, |
7650 | .use_clustering = ENABLE_CLUSTERING, | |
7651 | .shost_attrs = mpt2sas_host_attrs, | |
7652 | .sdev_attrs = mpt2sas_dev_attrs, | |
c40ecc12 | 7653 | .track_queue_depth = 1, |
635374e7 EM |
7654 | }; |
7655 | ||
7656 | /** | |
7657 | * _scsih_expander_node_remove - removing expander device from list. | |
7658 | * @ioc: per adapter object | |
7659 | * @sas_expander: the sas_device object | |
7660 | * Context: Calling function should acquire ioc->sas_node_lock. | |
7661 | * | |
7662 | * Removing object and freeing associated memory from the | |
7663 | * ioc->sas_expander_list. | |
7664 | * | |
7665 | * Return nothing. | |
7666 | */ | |
7667 | static void | |
7668 | _scsih_expander_node_remove(struct MPT2SAS_ADAPTER *ioc, | |
7669 | struct _sas_node *sas_expander) | |
7670 | { | |
7f6f794d | 7671 | struct _sas_port *mpt2sas_port, *next; |
635374e7 EM |
7672 | |
7673 | /* remove sibling ports attached to this expander */ | |
7f6f794d | 7674 | list_for_each_entry_safe(mpt2sas_port, next, |
635374e7 | 7675 | &sas_expander->sas_port_list, port_list) { |
7f6f794d KD |
7676 | if (ioc->shost_recovery) |
7677 | return; | |
635374e7 | 7678 | if (mpt2sas_port->remote_identify.device_type == |
7f6f794d | 7679 | SAS_END_DEVICE) |
09da0b32 | 7680 | mpt2sas_device_remove_by_sas_address(ioc, |
7f6f794d KD |
7681 | mpt2sas_port->remote_identify.sas_address); |
7682 | else if (mpt2sas_port->remote_identify.device_type == | |
7683 | SAS_EDGE_EXPANDER_DEVICE || | |
635374e7 | 7684 | mpt2sas_port->remote_identify.device_type == |
7f6f794d KD |
7685 | SAS_FANOUT_EXPANDER_DEVICE) |
7686 | mpt2sas_expander_remove(ioc, | |
7687 | mpt2sas_port->remote_identify.sas_address); | |
635374e7 EM |
7688 | } |
7689 | ||
7690 | mpt2sas_transport_port_remove(ioc, sas_expander->sas_address, | |
c5e039be | 7691 | sas_expander->sas_address_parent); |
635374e7 EM |
7692 | |
7693 | printk(MPT2SAS_INFO_FMT "expander_remove: handle" | |
7694 | "(0x%04x), sas_addr(0x%016llx)\n", ioc->name, | |
7695 | sas_expander->handle, (unsigned long long) | |
7696 | sas_expander->sas_address); | |
7697 | ||
635374e7 EM |
7698 | kfree(sas_expander->phy); |
7699 | kfree(sas_expander); | |
7700 | } | |
7701 | ||
744090d3 KD |
7702 | /** |
7703 | * _scsih_ir_shutdown - IR shutdown notification | |
7704 | * @ioc: per adapter object | |
7705 | * | |
7706 | * Sending RAID Action to alert the Integrated RAID subsystem of the IOC that | |
7707 | * the host system is shutting down. | |
7708 | * | |
7709 | * Return nothing. | |
7710 | */ | |
7711 | static void | |
7712 | _scsih_ir_shutdown(struct MPT2SAS_ADAPTER *ioc) | |
7713 | { | |
7714 | Mpi2RaidActionRequest_t *mpi_request; | |
7715 | Mpi2RaidActionReply_t *mpi_reply; | |
7716 | u16 smid; | |
7717 | ||
7718 | /* is IR firmware build loaded ? */ | |
7719 | if (!ioc->ir_firmware) | |
7720 | return; | |
7721 | ||
744090d3 KD |
7722 | mutex_lock(&ioc->scsih_cmds.mutex); |
7723 | ||
7724 | if (ioc->scsih_cmds.status != MPT2_CMD_NOT_USED) { | |
7725 | printk(MPT2SAS_ERR_FMT "%s: scsih_cmd in use\n", | |
7726 | ioc->name, __func__); | |
7727 | goto out; | |
7728 | } | |
7729 | ioc->scsih_cmds.status = MPT2_CMD_PENDING; | |
7730 | ||
7731 | smid = mpt2sas_base_get_smid(ioc, ioc->scsih_cb_idx); | |
7732 | if (!smid) { | |
7733 | printk(MPT2SAS_ERR_FMT "%s: failed obtaining a smid\n", | |
7734 | ioc->name, __func__); | |
7735 | ioc->scsih_cmds.status = MPT2_CMD_NOT_USED; | |
7736 | goto out; | |
7737 | } | |
7738 | ||
7739 | mpi_request = mpt2sas_base_get_msg_frame(ioc, smid); | |
7740 | ioc->scsih_cmds.smid = smid; | |
7741 | memset(mpi_request, 0, sizeof(Mpi2RaidActionRequest_t)); | |
7742 | ||
7743 | mpi_request->Function = MPI2_FUNCTION_RAID_ACTION; | |
7744 | mpi_request->Action = MPI2_RAID_ACTION_SYSTEM_SHUTDOWN_INITIATED; | |
7745 | ||
0bdccdb0 KD |
7746 | if (!ioc->hide_ir_msg) |
7747 | printk(MPT2SAS_INFO_FMT "IR shutdown (sending)\n", ioc->name); | |
744090d3 KD |
7748 | init_completion(&ioc->scsih_cmds.done); |
7749 | mpt2sas_base_put_smid_default(ioc, smid); | |
7750 | wait_for_completion_timeout(&ioc->scsih_cmds.done, 10*HZ); | |
7751 | ||
7752 | if (!(ioc->scsih_cmds.status & MPT2_CMD_COMPLETE)) { | |
7753 | printk(MPT2SAS_ERR_FMT "%s: timeout\n", | |
7754 | ioc->name, __func__); | |
7755 | goto out; | |
7756 | } | |
7757 | ||
7758 | if (ioc->scsih_cmds.status & MPT2_CMD_REPLY_VALID) { | |
7759 | mpi_reply = ioc->scsih_cmds.reply; | |
7760 | ||
0bdccdb0 KD |
7761 | if (!ioc->hide_ir_msg) |
7762 | printk(MPT2SAS_INFO_FMT "IR shutdown (complete): " | |
7763 | "ioc_status(0x%04x), loginfo(0x%08x)\n", | |
7764 | ioc->name, le16_to_cpu(mpi_reply->IOCStatus), | |
7765 | le32_to_cpu(mpi_reply->IOCLogInfo)); | |
744090d3 KD |
7766 | } |
7767 | ||
7768 | out: | |
7769 | ioc->scsih_cmds.status = MPT2_CMD_NOT_USED; | |
7770 | mutex_unlock(&ioc->scsih_cmds.mutex); | |
7771 | } | |
7772 | ||
7773 | /** | |
7774 | * _scsih_shutdown - routine call during system shutdown | |
7775 | * @pdev: PCI device struct | |
7776 | * | |
7777 | * Return nothing. | |
7778 | */ | |
7779 | static void | |
7780 | _scsih_shutdown(struct pci_dev *pdev) | |
7781 | { | |
7782 | struct Scsi_Host *shost = pci_get_drvdata(pdev); | |
7783 | struct MPT2SAS_ADAPTER *ioc = shost_priv(shost); | |
f1c35e6a KD |
7784 | struct workqueue_struct *wq; |
7785 | unsigned long flags; | |
7786 | ||
7787 | ioc->remove_host = 1; | |
7788 | _scsih_fw_event_cleanup_queue(ioc); | |
7789 | ||
7790 | spin_lock_irqsave(&ioc->fw_event_lock, flags); | |
7791 | wq = ioc->firmware_event_thread; | |
7792 | ioc->firmware_event_thread = NULL; | |
7793 | spin_unlock_irqrestore(&ioc->fw_event_lock, flags); | |
7794 | if (wq) | |
7795 | destroy_workqueue(wq); | |
744090d3 KD |
7796 | |
7797 | _scsih_ir_shutdown(ioc); | |
7798 | mpt2sas_base_detach(ioc); | |
7799 | } | |
7800 | ||
635374e7 | 7801 | /** |
d5d135b3 | 7802 | * _scsih_remove - detach and remove add host |
635374e7 EM |
7803 | * @pdev: PCI device struct |
7804 | * | |
744090d3 | 7805 | * Routine called when unloading the driver. |
635374e7 EM |
7806 | * Return nothing. |
7807 | */ | |
6f039790 | 7808 | static void |
d5d135b3 | 7809 | _scsih_remove(struct pci_dev *pdev) |
635374e7 EM |
7810 | { |
7811 | struct Scsi_Host *shost = pci_get_drvdata(pdev); | |
7812 | struct MPT2SAS_ADAPTER *ioc = shost_priv(shost); | |
7f6f794d | 7813 | struct _sas_port *mpt2sas_port, *next_port; |
d7384b28 KD |
7814 | struct _raid_device *raid_device, *next; |
7815 | struct MPT2SAS_TARGET *sas_target_priv_data; | |
635374e7 EM |
7816 | struct workqueue_struct *wq; |
7817 | unsigned long flags; | |
7818 | ||
7819 | ioc->remove_host = 1; | |
f1c35e6a | 7820 | _scsih_fw_event_cleanup_queue(ioc); |
635374e7 EM |
7821 | |
7822 | spin_lock_irqsave(&ioc->fw_event_lock, flags); | |
7823 | wq = ioc->firmware_event_thread; | |
7824 | ioc->firmware_event_thread = NULL; | |
7825 | spin_unlock_irqrestore(&ioc->fw_event_lock, flags); | |
7826 | if (wq) | |
7827 | destroy_workqueue(wq); | |
7828 | ||
d7384b28 | 7829 | /* release all the volumes */ |
3a9c913a | 7830 | _scsih_ir_shutdown(ioc); |
d7384b28 KD |
7831 | list_for_each_entry_safe(raid_device, next, &ioc->raid_device_list, |
7832 | list) { | |
7833 | if (raid_device->starget) { | |
7834 | sas_target_priv_data = | |
7835 | raid_device->starget->hostdata; | |
7836 | sas_target_priv_data->deleted = 1; | |
7837 | scsi_remove_target(&raid_device->starget->dev); | |
7838 | } | |
7839 | printk(MPT2SAS_INFO_FMT "removing handle(0x%04x), wwid" | |
7840 | "(0x%016llx)\n", ioc->name, raid_device->handle, | |
7841 | (unsigned long long) raid_device->wwid); | |
7842 | _scsih_raid_device_remove(ioc, raid_device); | |
7843 | } | |
7844 | ||
635374e7 | 7845 | /* free ports attached to the sas_host */ |
7f6f794d | 7846 | list_for_each_entry_safe(mpt2sas_port, next_port, |
635374e7 EM |
7847 | &ioc->sas_hba.sas_port_list, port_list) { |
7848 | if (mpt2sas_port->remote_identify.device_type == | |
7f6f794d | 7849 | SAS_END_DEVICE) |
09da0b32 | 7850 | mpt2sas_device_remove_by_sas_address(ioc, |
7f6f794d KD |
7851 | mpt2sas_port->remote_identify.sas_address); |
7852 | else if (mpt2sas_port->remote_identify.device_type == | |
7853 | SAS_EDGE_EXPANDER_DEVICE || | |
7854 | mpt2sas_port->remote_identify.device_type == | |
7855 | SAS_FANOUT_EXPANDER_DEVICE) | |
7856 | mpt2sas_expander_remove(ioc, | |
635374e7 | 7857 | mpt2sas_port->remote_identify.sas_address); |
635374e7 EM |
7858 | } |
7859 | ||
7860 | /* free phys attached to the sas_host */ | |
7861 | if (ioc->sas_hba.num_phys) { | |
7862 | kfree(ioc->sas_hba.phy); | |
7863 | ioc->sas_hba.phy = NULL; | |
7864 | ioc->sas_hba.num_phys = 0; | |
7865 | } | |
7866 | ||
7867 | sas_remove_host(shost); | |
02b77081 | 7868 | scsi_remove_host(shost); |
9ae89b02 | 7869 | mpt2sas_base_detach(ioc); |
635374e7 | 7870 | list_del(&ioc->list); |
635374e7 EM |
7871 | scsi_host_put(shost); |
7872 | } | |
7873 | ||
7874 | /** | |
7875 | * _scsih_probe_boot_devices - reports 1st device | |
7876 | * @ioc: per adapter object | |
7877 | * | |
7878 | * If specified in bios page 2, this routine reports the 1st | |
7879 | * device scsi-ml or sas transport for persistent boot device | |
7880 | * purposes. Please refer to function _scsih_determine_boot_device() | |
7881 | */ | |
7882 | static void | |
7883 | _scsih_probe_boot_devices(struct MPT2SAS_ADAPTER *ioc) | |
7884 | { | |
7885 | u8 is_raid; | |
7886 | void *device; | |
7887 | struct _sas_device *sas_device; | |
7888 | struct _raid_device *raid_device; | |
c5e039be KD |
7889 | u16 handle; |
7890 | u64 sas_address_parent; | |
635374e7 EM |
7891 | u64 sas_address; |
7892 | unsigned long flags; | |
7893 | int rc; | |
7894 | ||
921cd802 | 7895 | /* no Bios, return immediately */ |
7896 | if (!ioc->bios_pg3.BiosVersion) | |
7897 | return; | |
7898 | ||
635374e7 | 7899 | device = NULL; |
921cd802 | 7900 | is_raid = 0; |
635374e7 EM |
7901 | if (ioc->req_boot_device.device) { |
7902 | device = ioc->req_boot_device.device; | |
7903 | is_raid = ioc->req_boot_device.is_raid; | |
7904 | } else if (ioc->req_alt_boot_device.device) { | |
7905 | device = ioc->req_alt_boot_device.device; | |
7906 | is_raid = ioc->req_alt_boot_device.is_raid; | |
7907 | } else if (ioc->current_boot_device.device) { | |
7908 | device = ioc->current_boot_device.device; | |
7909 | is_raid = ioc->current_boot_device.is_raid; | |
7910 | } | |
7911 | ||
7912 | if (!device) | |
7913 | return; | |
7914 | ||
7915 | if (is_raid) { | |
7916 | raid_device = device; | |
7917 | rc = scsi_add_device(ioc->shost, RAID_CHANNEL, | |
7918 | raid_device->id, 0); | |
7919 | if (rc) | |
7920 | _scsih_raid_device_remove(ioc, raid_device); | |
7921 | } else { | |
09da0b32 | 7922 | spin_lock_irqsave(&ioc->sas_device_lock, flags); |
635374e7 EM |
7923 | sas_device = device; |
7924 | handle = sas_device->handle; | |
c5e039be | 7925 | sas_address_parent = sas_device->sas_address_parent; |
635374e7 | 7926 | sas_address = sas_device->sas_address; |
635374e7 EM |
7927 | list_move_tail(&sas_device->list, &ioc->sas_device_list); |
7928 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
0bdccdb0 KD |
7929 | |
7930 | if (ioc->hide_drives) | |
7931 | return; | |
635374e7 | 7932 | if (!mpt2sas_transport_port_add(ioc, sas_device->handle, |
c5e039be | 7933 | sas_device->sas_address_parent)) { |
635374e7 EM |
7934 | _scsih_sas_device_remove(ioc, sas_device); |
7935 | } else if (!sas_device->starget) { | |
bc6d4c3b SR |
7936 | if (!ioc->is_driver_loading) { |
7937 | mpt2sas_transport_port_remove(ioc, | |
7938 | sas_address, | |
35116db9 | 7939 | sas_address_parent); |
bc6d4c3b SR |
7940 | _scsih_sas_device_remove(ioc, sas_device); |
7941 | } | |
635374e7 EM |
7942 | } |
7943 | } | |
7944 | } | |
7945 | ||
7946 | /** | |
7947 | * _scsih_probe_raid - reporting raid volumes to scsi-ml | |
7948 | * @ioc: per adapter object | |
7949 | * | |
7950 | * Called during initial loading of the driver. | |
7951 | */ | |
7952 | static void | |
7953 | _scsih_probe_raid(struct MPT2SAS_ADAPTER *ioc) | |
7954 | { | |
7955 | struct _raid_device *raid_device, *raid_next; | |
7956 | int rc; | |
7957 | ||
7958 | list_for_each_entry_safe(raid_device, raid_next, | |
7959 | &ioc->raid_device_list, list) { | |
7960 | if (raid_device->starget) | |
7961 | continue; | |
7962 | rc = scsi_add_device(ioc->shost, RAID_CHANNEL, | |
7963 | raid_device->id, 0); | |
7964 | if (rc) | |
7965 | _scsih_raid_device_remove(ioc, raid_device); | |
7966 | } | |
7967 | } | |
7968 | ||
7969 | /** | |
77e63ed4 | 7970 | * _scsih_probe_sas - reporting sas devices to sas transport |
635374e7 EM |
7971 | * @ioc: per adapter object |
7972 | * | |
7973 | * Called during initial loading of the driver. | |
7974 | */ | |
7975 | static void | |
7976 | _scsih_probe_sas(struct MPT2SAS_ADAPTER *ioc) | |
7977 | { | |
7978 | struct _sas_device *sas_device, *next; | |
7979 | unsigned long flags; | |
635374e7 EM |
7980 | |
7981 | /* SAS Device List */ | |
7982 | list_for_each_entry_safe(sas_device, next, &ioc->sas_device_init_list, | |
7983 | list) { | |
635374e7 | 7984 | |
0bdccdb0 KD |
7985 | if (ioc->hide_drives) |
7986 | continue; | |
7987 | ||
c5e039be KD |
7988 | if (!mpt2sas_transport_port_add(ioc, sas_device->handle, |
7989 | sas_device->sas_address_parent)) { | |
0167ac67 | 7990 | list_del(&sas_device->list); |
7991 | kfree(sas_device); | |
7992 | continue; | |
635374e7 | 7993 | } else if (!sas_device->starget) { |
bc6d4c3b | 7994 | if (!ioc->is_driver_loading) { |
35116db9 | 7995 | mpt2sas_transport_port_remove(ioc, |
7996 | sas_device->sas_address, | |
7997 | sas_device->sas_address_parent); | |
bc6d4c3b SR |
7998 | list_del(&sas_device->list); |
7999 | kfree(sas_device); | |
8000 | continue; | |
8001 | } | |
635374e7 | 8002 | } |
0167ac67 | 8003 | spin_lock_irqsave(&ioc->sas_device_lock, flags); |
8004 | list_move_tail(&sas_device->list, &ioc->sas_device_list); | |
8005 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); | |
635374e7 EM |
8006 | } |
8007 | } | |
8008 | ||
8009 | /** | |
8010 | * _scsih_probe_devices - probing for devices | |
8011 | * @ioc: per adapter object | |
8012 | * | |
8013 | * Called during initial loading of the driver. | |
8014 | */ | |
8015 | static void | |
8016 | _scsih_probe_devices(struct MPT2SAS_ADAPTER *ioc) | |
8017 | { | |
921cd802 | 8018 | u16 volume_mapping_flags; |
635374e7 EM |
8019 | |
8020 | if (!(ioc->facts.ProtocolFlags & MPI2_IOCFACTS_PROTOCOL_SCSI_INITIATOR)) | |
8021 | return; /* return when IOC doesn't support initiator mode */ | |
8022 | ||
8023 | _scsih_probe_boot_devices(ioc); | |
8024 | ||
8025 | if (ioc->ir_firmware) { | |
921cd802 | 8026 | volume_mapping_flags = |
8027 | le16_to_cpu(ioc->ioc_pg8.IRVolumeMappingFlags) & | |
8028 | MPI2_IOCPAGE8_IRFLAGS_MASK_VOLUME_MAPPING_MODE; | |
8029 | if (volume_mapping_flags == | |
8030 | MPI2_IOCPAGE8_IRFLAGS_LOW_VOLUME_MAPPING) { | |
635374e7 | 8031 | _scsih_probe_raid(ioc); |
921cd802 | 8032 | _scsih_probe_sas(ioc); |
635374e7 | 8033 | } else { |
635374e7 | 8034 | _scsih_probe_sas(ioc); |
921cd802 | 8035 | _scsih_probe_raid(ioc); |
635374e7 EM |
8036 | } |
8037 | } else | |
8038 | _scsih_probe_sas(ioc); | |
8039 | } | |
8040 | ||
921cd802 | 8041 | |
8042 | /** | |
8043 | * _scsih_scan_start - scsi lld callback for .scan_start | |
8044 | * @shost: SCSI host pointer | |
8045 | * | |
8046 | * The shost has the ability to discover targets on its own instead | |
8047 | * of scanning the entire bus. In our implemention, we will kick off | |
8048 | * firmware discovery. | |
8049 | */ | |
8050 | static void | |
8051 | _scsih_scan_start(struct Scsi_Host *shost) | |
8052 | { | |
8053 | struct MPT2SAS_ADAPTER *ioc = shost_priv(shost); | |
8054 | int rc; | |
8055 | ||
8056 | if (diag_buffer_enable != -1 && diag_buffer_enable != 0) | |
8057 | mpt2sas_enable_diag_buffer(ioc, diag_buffer_enable); | |
8058 | ||
4b193175 | 8059 | if (disable_discovery > 0) |
8060 | return; | |
8061 | ||
921cd802 | 8062 | ioc->start_scan = 1; |
8063 | rc = mpt2sas_port_enable(ioc); | |
8064 | ||
8065 | if (rc != 0) | |
8066 | printk(MPT2SAS_INFO_FMT "port enable: FAILED\n", ioc->name); | |
8067 | } | |
8068 | ||
8069 | /** | |
8070 | * _scsih_scan_finished - scsi lld callback for .scan_finished | |
8071 | * @shost: SCSI host pointer | |
8072 | * @time: elapsed time of the scan in jiffies | |
8073 | * | |
8074 | * This function will be called periodically until it returns 1 with the | |
8075 | * scsi_host and the elapsed time of the scan in jiffies. In our implemention, | |
8076 | * we wait for firmware discovery to complete, then return 1. | |
8077 | */ | |
8078 | static int | |
8079 | _scsih_scan_finished(struct Scsi_Host *shost, unsigned long time) | |
8080 | { | |
8081 | struct MPT2SAS_ADAPTER *ioc = shost_priv(shost); | |
8082 | ||
4b193175 | 8083 | if (disable_discovery > 0) { |
8084 | ioc->is_driver_loading = 0; | |
8085 | ioc->wait_for_discovery_to_complete = 0; | |
8086 | return 1; | |
8087 | } | |
8088 | ||
921cd802 | 8089 | if (time >= (300 * HZ)) { |
8090 | ioc->base_cmds.status = MPT2_CMD_NOT_USED; | |
8091 | printk(MPT2SAS_INFO_FMT "port enable: FAILED with timeout " | |
8092 | "(timeout=300s)\n", ioc->name); | |
8093 | ioc->is_driver_loading = 0; | |
8094 | return 1; | |
8095 | } | |
8096 | ||
8097 | if (ioc->start_scan) | |
8098 | return 0; | |
8099 | ||
8100 | if (ioc->start_scan_failed) { | |
8101 | printk(MPT2SAS_INFO_FMT "port enable: FAILED with " | |
8102 | "(ioc_status=0x%08x)\n", ioc->name, ioc->start_scan_failed); | |
8103 | ioc->is_driver_loading = 0; | |
8104 | ioc->wait_for_discovery_to_complete = 0; | |
8105 | ioc->remove_host = 1; | |
8106 | return 1; | |
8107 | } | |
8108 | ||
8109 | printk(MPT2SAS_INFO_FMT "port enable: SUCCESS\n", ioc->name); | |
8110 | ioc->base_cmds.status = MPT2_CMD_NOT_USED; | |
8111 | ||
8112 | if (ioc->wait_for_discovery_to_complete) { | |
8113 | ioc->wait_for_discovery_to_complete = 0; | |
8114 | _scsih_probe_devices(ioc); | |
8115 | } | |
8116 | mpt2sas_base_start_watchdog(ioc); | |
8117 | ioc->is_driver_loading = 0; | |
8118 | return 1; | |
8119 | } | |
8120 | ||
8121 | ||
635374e7 | 8122 | /** |
d5d135b3 | 8123 | * _scsih_probe - attach and add scsi host |
635374e7 EM |
8124 | * @pdev: PCI device struct |
8125 | * @id: pci device id | |
8126 | * | |
8127 | * Returns 0 success, anything else error. | |
8128 | */ | |
8129 | static int | |
d5d135b3 | 8130 | _scsih_probe(struct pci_dev *pdev, const struct pci_device_id *id) |
635374e7 EM |
8131 | { |
8132 | struct MPT2SAS_ADAPTER *ioc; | |
8133 | struct Scsi_Host *shost; | |
b65f1d4d | 8134 | int rv; |
635374e7 EM |
8135 | |
8136 | shost = scsi_host_alloc(&scsih_driver_template, | |
8137 | sizeof(struct MPT2SAS_ADAPTER)); | |
8138 | if (!shost) | |
8139 | return -ENODEV; | |
8140 | ||
8141 | /* init local params */ | |
8142 | ioc = shost_priv(shost); | |
8143 | memset(ioc, 0, sizeof(struct MPT2SAS_ADAPTER)); | |
8144 | INIT_LIST_HEAD(&ioc->list); | |
ba33fadf | 8145 | list_add_tail(&ioc->list, &mpt2sas_ioc_list); |
635374e7 EM |
8146 | ioc->shost = shost; |
8147 | ioc->id = mpt_ids++; | |
8148 | sprintf(ioc->name, "%s%d", MPT2SAS_DRIVER_NAME, ioc->id); | |
8149 | ioc->pdev = pdev; | |
0bdccdb0 KD |
8150 | if (id->device == MPI2_MFGPAGE_DEVID_SSS6200) { |
8151 | ioc->is_warpdrive = 1; | |
8152 | ioc->hide_ir_msg = 1; | |
8153 | } else | |
8154 | ioc->mfg_pg10_hide_flag = MFG_PAGE10_EXPOSE_ALL_DISKS; | |
635374e7 EM |
8155 | ioc->scsi_io_cb_idx = scsi_io_cb_idx; |
8156 | ioc->tm_cb_idx = tm_cb_idx; | |
8157 | ioc->ctl_cb_idx = ctl_cb_idx; | |
8158 | ioc->base_cb_idx = base_cb_idx; | |
921cd802 | 8159 | ioc->port_enable_cb_idx = port_enable_cb_idx; |
635374e7 | 8160 | ioc->transport_cb_idx = transport_cb_idx; |
744090d3 | 8161 | ioc->scsih_cb_idx = scsih_cb_idx; |
635374e7 | 8162 | ioc->config_cb_idx = config_cb_idx; |
77e63ed4 | 8163 | ioc->tm_tr_cb_idx = tm_tr_cb_idx; |
f3eedd69 | 8164 | ioc->tm_tr_volume_cb_idx = tm_tr_volume_cb_idx; |
77e63ed4 | 8165 | ioc->tm_sas_control_cb_idx = tm_sas_control_cb_idx; |
635374e7 | 8166 | ioc->logging_level = logging_level; |
845a0e40 | 8167 | ioc->schedule_dead_ioc_flush_running_cmds = &_scsih_flush_running_cmds; |
635374e7 | 8168 | /* misc semaphores and spin locks */ |
d274213a | 8169 | mutex_init(&ioc->reset_in_progress_mutex); |
635374e7 EM |
8170 | spin_lock_init(&ioc->ioc_reset_in_progress_lock); |
8171 | spin_lock_init(&ioc->scsi_lookup_lock); | |
8172 | spin_lock_init(&ioc->sas_device_lock); | |
8173 | spin_lock_init(&ioc->sas_node_lock); | |
8174 | spin_lock_init(&ioc->fw_event_lock); | |
8175 | spin_lock_init(&ioc->raid_device_lock); | |
8176 | ||
8177 | INIT_LIST_HEAD(&ioc->sas_device_list); | |
8178 | INIT_LIST_HEAD(&ioc->sas_device_init_list); | |
8179 | INIT_LIST_HEAD(&ioc->sas_expander_list); | |
8180 | INIT_LIST_HEAD(&ioc->fw_event_list); | |
8181 | INIT_LIST_HEAD(&ioc->raid_device_list); | |
8182 | INIT_LIST_HEAD(&ioc->sas_hba.sas_port_list); | |
77e63ed4 | 8183 | INIT_LIST_HEAD(&ioc->delayed_tr_list); |
f3eedd69 | 8184 | INIT_LIST_HEAD(&ioc->delayed_tr_volume_list); |
3b3e6f8d | 8185 | INIT_LIST_HEAD(&ioc->reply_queue_list); |
635374e7 EM |
8186 | |
8187 | /* init shost parameters */ | |
d334aa79 | 8188 | shost->max_cmd_len = 32; |
635374e7 EM |
8189 | shost->max_lun = max_lun; |
8190 | shost->transportt = mpt2sas_transport_template; | |
8191 | shost->unique_id = ioc->id; | |
8192 | ||
a3e1e55e KD |
8193 | if (max_sectors != 0xFFFF) { |
8194 | if (max_sectors < 64) { | |
8195 | shost->max_sectors = 64; | |
6241f22c SR |
8196 | printk(MPT2SAS_WARN_FMT "Invalid value %d passed " |
8197 | "for max_sectors, range is 64 to 32767. Assigning " | |
a3e1e55e | 8198 | "value of 64.\n", ioc->name, max_sectors); |
9ac49d3a | 8199 | } else if (max_sectors > 32767) { |
8200 | shost->max_sectors = 32767; | |
a3e1e55e KD |
8201 | printk(MPT2SAS_WARN_FMT "Invalid value %d passed " |
8202 | "for max_sectors, range is 64 to 8192. Assigning " | |
9ac49d3a | 8203 | "default value of 32767.\n", ioc->name, |
a3e1e55e KD |
8204 | max_sectors); |
8205 | } else { | |
8206 | shost->max_sectors = max_sectors & 0xFFFE; | |
8207 | printk(MPT2SAS_INFO_FMT "The max_sectors value is " | |
8208 | "set to %d\n", ioc->name, shost->max_sectors); | |
8209 | } | |
8210 | } | |
8211 | ||
5e95e731 MP |
8212 | /* register EEDP capabilities with SCSI layer */ |
8213 | if (prot_mask) | |
8214 | scsi_host_set_prot(shost, prot_mask); | |
8215 | else | |
8216 | scsi_host_set_prot(shost, SHOST_DIF_TYPE1_PROTECTION | |
8217 | | SHOST_DIF_TYPE2_PROTECTION | |
8218 | | SHOST_DIF_TYPE3_PROTECTION); | |
8219 | ||
77e63ed4 | 8220 | scsi_host_set_guard(shost, SHOST_DIX_GUARD_CRC); |
3c621b3e | 8221 | |
635374e7 EM |
8222 | /* event thread */ |
8223 | snprintf(ioc->firmware_event_name, sizeof(ioc->firmware_event_name), | |
8224 | "fw_event%d", ioc->id); | |
8225 | ioc->firmware_event_thread = create_singlethread_workqueue( | |
8226 | ioc->firmware_event_name); | |
8227 | if (!ioc->firmware_event_thread) { | |
8228 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
8229 | ioc->name, __FILE__, __LINE__, __func__); | |
b65f1d4d | 8230 | rv = -ENODEV; |
635374e7 EM |
8231 | goto out_thread_fail; |
8232 | } | |
8233 | ||
921cd802 | 8234 | ioc->is_driver_loading = 1; |
635374e7 EM |
8235 | if ((mpt2sas_base_attach(ioc))) { |
8236 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", | |
8237 | ioc->name, __FILE__, __LINE__, __func__); | |
b65f1d4d | 8238 | rv = -ENODEV; |
635374e7 EM |
8239 | goto out_attach_fail; |
8240 | } | |
8241 | ||
0bdccdb0 KD |
8242 | if (ioc->is_warpdrive) { |
8243 | if (ioc->mfg_pg10_hide_flag == MFG_PAGE10_EXPOSE_ALL_DISKS) | |
8244 | ioc->hide_drives = 0; | |
8245 | else if (ioc->mfg_pg10_hide_flag == MFG_PAGE10_HIDE_ALL_DISKS) | |
8246 | ioc->hide_drives = 1; | |
8247 | else { | |
8248 | if (_scsih_get_num_volumes(ioc)) | |
8249 | ioc->hide_drives = 1; | |
8250 | else | |
8251 | ioc->hide_drives = 0; | |
8252 | } | |
8253 | } else | |
8254 | ioc->hide_drives = 0; | |
02b77081 | 8255 | |
b65f1d4d SR |
8256 | rv = scsi_add_host(shost, &pdev->dev); |
8257 | if (rv) { | |
02b77081 RS |
8258 | printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", |
8259 | ioc->name, __FILE__, __LINE__, __func__); | |
8260 | goto out_add_shost_fail; | |
8261 | } | |
8262 | ||
2cb6fc8c | 8263 | scsi_scan_host(shost); |
0bdccdb0 | 8264 | |
635374e7 EM |
8265 | return 0; |
8266 | ||
02b77081 RS |
8267 | out_add_shost_fail: |
8268 | mpt2sas_base_detach(ioc); | |
635374e7 EM |
8269 | out_attach_fail: |
8270 | destroy_workqueue(ioc->firmware_event_thread); | |
8271 | out_thread_fail: | |
8272 | list_del(&ioc->list); | |
f555e052 | 8273 | scsi_host_put(shost); |
b65f1d4d | 8274 | return rv; |
635374e7 EM |
8275 | } |
8276 | ||
8277 | #ifdef CONFIG_PM | |
8278 | /** | |
d5d135b3 | 8279 | * _scsih_suspend - power management suspend main entry point |
635374e7 EM |
8280 | * @pdev: PCI device struct |
8281 | * @state: PM state change to (usually PCI_D3) | |
8282 | * | |
8283 | * Returns 0 success, anything else error. | |
8284 | */ | |
8285 | static int | |
d5d135b3 | 8286 | _scsih_suspend(struct pci_dev *pdev, pm_message_t state) |
635374e7 EM |
8287 | { |
8288 | struct Scsi_Host *shost = pci_get_drvdata(pdev); | |
8289 | struct MPT2SAS_ADAPTER *ioc = shost_priv(shost); | |
c97951ec | 8290 | pci_power_t device_state; |
635374e7 | 8291 | |
e4750c98 | 8292 | mpt2sas_base_stop_watchdog(ioc); |
635374e7 | 8293 | scsi_block_requests(shost); |
3627dba5 | 8294 | _scsih_ir_shutdown(ioc); |
635374e7 EM |
8295 | device_state = pci_choose_state(pdev, state); |
8296 | printk(MPT2SAS_INFO_FMT "pdev=0x%p, slot=%s, entering " | |
8297 | "operating state [D%d]\n", ioc->name, pdev, | |
8298 | pci_name(pdev), device_state); | |
8299 | ||
8300 | mpt2sas_base_free_resources(ioc); | |
8301 | pci_save_state(pdev); | |
635374e7 EM |
8302 | pci_set_power_state(pdev, device_state); |
8303 | return 0; | |
8304 | } | |
8305 | ||
8306 | /** | |
d5d135b3 | 8307 | * _scsih_resume - power management resume main entry point |
635374e7 EM |
8308 | * @pdev: PCI device struct |
8309 | * | |
8310 | * Returns 0 success, anything else error. | |
8311 | */ | |
8312 | static int | |
d5d135b3 | 8313 | _scsih_resume(struct pci_dev *pdev) |
635374e7 EM |
8314 | { |
8315 | struct Scsi_Host *shost = pci_get_drvdata(pdev); | |
8316 | struct MPT2SAS_ADAPTER *ioc = shost_priv(shost); | |
c97951ec | 8317 | pci_power_t device_state = pdev->current_state; |
635374e7 EM |
8318 | int r; |
8319 | ||
8320 | printk(MPT2SAS_INFO_FMT "pdev=0x%p, slot=%s, previous " | |
8321 | "operating state [D%d]\n", ioc->name, pdev, | |
8322 | pci_name(pdev), device_state); | |
8323 | ||
8324 | pci_set_power_state(pdev, PCI_D0); | |
8325 | pci_enable_wake(pdev, PCI_D0, 0); | |
8326 | pci_restore_state(pdev); | |
8327 | ioc->pdev = pdev; | |
8328 | r = mpt2sas_base_map_resources(ioc); | |
8329 | if (r) | |
8330 | return r; | |
8331 | ||
8332 | mpt2sas_base_hard_reset_handler(ioc, CAN_SLEEP, SOFT_RESET); | |
8333 | scsi_unblock_requests(shost); | |
e4750c98 | 8334 | mpt2sas_base_start_watchdog(ioc); |
635374e7 EM |
8335 | return 0; |
8336 | } | |
8337 | #endif /* CONFIG_PM */ | |
8338 | ||
ef7c80c1 KD |
8339 | /** |
8340 | * _scsih_pci_error_detected - Called when a PCI error is detected. | |
8341 | * @pdev: PCI device struct | |
8342 | * @state: PCI channel state | |
8343 | * | |
8344 | * Description: Called when a PCI error is detected. | |
8345 | * | |
8346 | * Return value: | |
8347 | * PCI_ERS_RESULT_NEED_RESET or PCI_ERS_RESULT_DISCONNECT | |
8348 | */ | |
8349 | static pci_ers_result_t | |
8350 | _scsih_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state) | |
8351 | { | |
8352 | struct Scsi_Host *shost = pci_get_drvdata(pdev); | |
8353 | struct MPT2SAS_ADAPTER *ioc = shost_priv(shost); | |
8354 | ||
8355 | printk(MPT2SAS_INFO_FMT "PCI error: detected callback, state(%d)!!\n", | |
8356 | ioc->name, state); | |
8357 | ||
8358 | switch (state) { | |
8359 | case pci_channel_io_normal: | |
8360 | return PCI_ERS_RESULT_CAN_RECOVER; | |
8361 | case pci_channel_io_frozen: | |
3cb5469a EM |
8362 | /* Fatal error, prepare for slot reset */ |
8363 | ioc->pci_error_recovery = 1; | |
ef7c80c1 KD |
8364 | scsi_block_requests(ioc->shost); |
8365 | mpt2sas_base_stop_watchdog(ioc); | |
8366 | mpt2sas_base_free_resources(ioc); | |
8367 | return PCI_ERS_RESULT_NEED_RESET; | |
8368 | case pci_channel_io_perm_failure: | |
3cb5469a EM |
8369 | /* Permanent error, prepare for device removal */ |
8370 | ioc->pci_error_recovery = 1; | |
8371 | mpt2sas_base_stop_watchdog(ioc); | |
8372 | _scsih_flush_running_cmds(ioc); | |
ef7c80c1 KD |
8373 | return PCI_ERS_RESULT_DISCONNECT; |
8374 | } | |
8375 | return PCI_ERS_RESULT_NEED_RESET; | |
8376 | } | |
8377 | ||
8378 | /** | |
8379 | * _scsih_pci_slot_reset - Called when PCI slot has been reset. | |
8380 | * @pdev: PCI device struct | |
8381 | * | |
8382 | * Description: This routine is called by the pci error recovery | |
8383 | * code after the PCI slot has been reset, just before we | |
8384 | * should resume normal operations. | |
8385 | */ | |
8386 | static pci_ers_result_t | |
8387 | _scsih_pci_slot_reset(struct pci_dev *pdev) | |
8388 | { | |
8389 | struct Scsi_Host *shost = pci_get_drvdata(pdev); | |
8390 | struct MPT2SAS_ADAPTER *ioc = shost_priv(shost); | |
8391 | int rc; | |
8392 | ||
8393 | printk(MPT2SAS_INFO_FMT "PCI error: slot reset callback!!\n", | |
8394 | ioc->name); | |
8395 | ||
3cb5469a | 8396 | ioc->pci_error_recovery = 0; |
ef7c80c1 | 8397 | ioc->pdev = pdev; |
3cb5469a | 8398 | pci_restore_state(pdev); |
ef7c80c1 KD |
8399 | rc = mpt2sas_base_map_resources(ioc); |
8400 | if (rc) | |
8401 | return PCI_ERS_RESULT_DISCONNECT; | |
8402 | ||
8403 | ||
8404 | rc = mpt2sas_base_hard_reset_handler(ioc, CAN_SLEEP, | |
8405 | FORCE_BIG_HAMMER); | |
8406 | ||
8407 | printk(MPT2SAS_WARN_FMT "hard reset: %s\n", ioc->name, | |
8408 | (rc == 0) ? "success" : "failed"); | |
8409 | ||
8410 | if (!rc) | |
8411 | return PCI_ERS_RESULT_RECOVERED; | |
8412 | else | |
8413 | return PCI_ERS_RESULT_DISCONNECT; | |
8414 | } | |
8415 | ||
8416 | /** | |
8417 | * _scsih_pci_resume() - resume normal ops after PCI reset | |
8418 | * @pdev: pointer to PCI device | |
8419 | * | |
8420 | * Called when the error recovery driver tells us that its | |
8421 | * OK to resume normal operation. Use completion to allow | |
8422 | * halted scsi ops to resume. | |
8423 | */ | |
8424 | static void | |
8425 | _scsih_pci_resume(struct pci_dev *pdev) | |
8426 | { | |
8427 | struct Scsi_Host *shost = pci_get_drvdata(pdev); | |
8428 | struct MPT2SAS_ADAPTER *ioc = shost_priv(shost); | |
8429 | ||
8430 | printk(MPT2SAS_INFO_FMT "PCI error: resume callback!!\n", ioc->name); | |
8431 | ||
8432 | pci_cleanup_aer_uncorrect_error_status(pdev); | |
8433 | mpt2sas_base_start_watchdog(ioc); | |
8434 | scsi_unblock_requests(ioc->shost); | |
8435 | } | |
8436 | ||
8437 | /** | |
8438 | * _scsih_pci_mmio_enabled - Enable MMIO and dump debug registers | |
8439 | * @pdev: pointer to PCI device | |
8440 | */ | |
8441 | static pci_ers_result_t | |
8442 | _scsih_pci_mmio_enabled(struct pci_dev *pdev) | |
8443 | { | |
8444 | struct Scsi_Host *shost = pci_get_drvdata(pdev); | |
8445 | struct MPT2SAS_ADAPTER *ioc = shost_priv(shost); | |
8446 | ||
8447 | printk(MPT2SAS_INFO_FMT "PCI error: mmio enabled callback!!\n", | |
8448 | ioc->name); | |
8449 | ||
8450 | /* TODO - dump whatever for debugging purposes */ | |
8451 | ||
8452 | /* Request a slot reset. */ | |
8453 | return PCI_ERS_RESULT_NEED_RESET; | |
8454 | } | |
8455 | ||
a55b2d21 | 8456 | static const struct pci_error_handlers _scsih_err_handler = { |
ef7c80c1 KD |
8457 | .error_detected = _scsih_pci_error_detected, |
8458 | .mmio_enabled = _scsih_pci_mmio_enabled, | |
8459 | .slot_reset = _scsih_pci_slot_reset, | |
8460 | .resume = _scsih_pci_resume, | |
8461 | }; | |
635374e7 EM |
8462 | |
8463 | static struct pci_driver scsih_driver = { | |
8464 | .name = MPT2SAS_DRIVER_NAME, | |
8465 | .id_table = scsih_pci_table, | |
d5d135b3 | 8466 | .probe = _scsih_probe, |
6f039790 | 8467 | .remove = _scsih_remove, |
744090d3 | 8468 | .shutdown = _scsih_shutdown, |
ef7c80c1 | 8469 | .err_handler = &_scsih_err_handler, |
635374e7 | 8470 | #ifdef CONFIG_PM |
d5d135b3 EM |
8471 | .suspend = _scsih_suspend, |
8472 | .resume = _scsih_resume, | |
635374e7 EM |
8473 | #endif |
8474 | }; | |
8475 | ||
f7c95ef0 KD |
8476 | /* raid transport support */ |
8477 | static struct raid_function_template mpt2sas_raid_functions = { | |
8478 | .cookie = &scsih_driver_template, | |
8479 | .is_raid = _scsih_is_raid, | |
8480 | .get_resync = _scsih_get_resync, | |
8481 | .get_state = _scsih_get_state, | |
8482 | }; | |
635374e7 EM |
8483 | |
8484 | /** | |
d5d135b3 | 8485 | * _scsih_init - main entry point for this driver. |
635374e7 EM |
8486 | * |
8487 | * Returns 0 success, anything else error. | |
8488 | */ | |
8489 | static int __init | |
d5d135b3 | 8490 | _scsih_init(void) |
635374e7 EM |
8491 | { |
8492 | int error; | |
8493 | ||
8494 | mpt_ids = 0; | |
8495 | printk(KERN_INFO "%s version %s loaded\n", MPT2SAS_DRIVER_NAME, | |
8496 | MPT2SAS_DRIVER_VERSION); | |
8497 | ||
8498 | mpt2sas_transport_template = | |
8499 | sas_attach_transport(&mpt2sas_transport_functions); | |
8500 | if (!mpt2sas_transport_template) | |
8501 | return -ENODEV; | |
f7c95ef0 KD |
8502 | /* raid transport support */ |
8503 | mpt2sas_raid_template = raid_class_attach(&mpt2sas_raid_functions); | |
8504 | if (!mpt2sas_raid_template) { | |
8505 | sas_release_transport(mpt2sas_transport_template); | |
8506 | return -ENODEV; | |
8507 | } | |
635374e7 EM |
8508 | |
8509 | mpt2sas_base_initialize_callback_handler(); | |
8510 | ||
8511 | /* queuecommand callback hander */ | |
d5d135b3 | 8512 | scsi_io_cb_idx = mpt2sas_base_register_callback_handler(_scsih_io_done); |
635374e7 | 8513 | |
65155b37 | 8514 | /* task management callback handler */ |
d5d135b3 | 8515 | tm_cb_idx = mpt2sas_base_register_callback_handler(_scsih_tm_done); |
635374e7 EM |
8516 | |
8517 | /* base internal commands callback handler */ | |
8518 | base_cb_idx = mpt2sas_base_register_callback_handler(mpt2sas_base_done); | |
921cd802 | 8519 | port_enable_cb_idx = mpt2sas_base_register_callback_handler( |
8520 | mpt2sas_port_enable_done); | |
635374e7 EM |
8521 | |
8522 | /* transport internal commands callback handler */ | |
8523 | transport_cb_idx = mpt2sas_base_register_callback_handler( | |
8524 | mpt2sas_transport_done); | |
8525 | ||
744090d3 KD |
8526 | /* scsih internal commands callback handler */ |
8527 | scsih_cb_idx = mpt2sas_base_register_callback_handler(_scsih_done); | |
8528 | ||
635374e7 EM |
8529 | /* configuration page API internal commands callback handler */ |
8530 | config_cb_idx = mpt2sas_base_register_callback_handler( | |
8531 | mpt2sas_config_done); | |
8532 | ||
8533 | /* ctl module callback handler */ | |
8534 | ctl_cb_idx = mpt2sas_base_register_callback_handler(mpt2sas_ctl_done); | |
8535 | ||
77e63ed4 KD |
8536 | tm_tr_cb_idx = mpt2sas_base_register_callback_handler( |
8537 | _scsih_tm_tr_complete); | |
f3eedd69 KD |
8538 | |
8539 | tm_tr_volume_cb_idx = mpt2sas_base_register_callback_handler( | |
8540 | _scsih_tm_volume_tr_complete); | |
8541 | ||
77e63ed4 KD |
8542 | tm_sas_control_cb_idx = mpt2sas_base_register_callback_handler( |
8543 | _scsih_sas_control_complete); | |
8544 | ||
635374e7 EM |
8545 | mpt2sas_ctl_init(); |
8546 | ||
8547 | error = pci_register_driver(&scsih_driver); | |
f7c95ef0 KD |
8548 | if (error) { |
8549 | /* raid transport support */ | |
8550 | raid_class_release(mpt2sas_raid_template); | |
635374e7 | 8551 | sas_release_transport(mpt2sas_transport_template); |
f7c95ef0 | 8552 | } |
635374e7 EM |
8553 | |
8554 | return error; | |
8555 | } | |
8556 | ||
8557 | /** | |
d5d135b3 | 8558 | * _scsih_exit - exit point for this driver (when it is a module). |
635374e7 EM |
8559 | * |
8560 | * Returns 0 success, anything else error. | |
8561 | */ | |
8562 | static void __exit | |
d5d135b3 | 8563 | _scsih_exit(void) |
635374e7 EM |
8564 | { |
8565 | printk(KERN_INFO "mpt2sas version %s unloading\n", | |
8566 | MPT2SAS_DRIVER_VERSION); | |
8567 | ||
8568 | pci_unregister_driver(&scsih_driver); | |
8569 | ||
f7c95ef0 KD |
8570 | mpt2sas_ctl_exit(); |
8571 | ||
635374e7 EM |
8572 | mpt2sas_base_release_callback_handler(scsi_io_cb_idx); |
8573 | mpt2sas_base_release_callback_handler(tm_cb_idx); | |
8574 | mpt2sas_base_release_callback_handler(base_cb_idx); | |
921cd802 | 8575 | mpt2sas_base_release_callback_handler(port_enable_cb_idx); |
635374e7 | 8576 | mpt2sas_base_release_callback_handler(transport_cb_idx); |
744090d3 | 8577 | mpt2sas_base_release_callback_handler(scsih_cb_idx); |
635374e7 EM |
8578 | mpt2sas_base_release_callback_handler(config_cb_idx); |
8579 | mpt2sas_base_release_callback_handler(ctl_cb_idx); | |
8580 | ||
77e63ed4 | 8581 | mpt2sas_base_release_callback_handler(tm_tr_cb_idx); |
f3eedd69 | 8582 | mpt2sas_base_release_callback_handler(tm_tr_volume_cb_idx); |
77e63ed4 KD |
8583 | mpt2sas_base_release_callback_handler(tm_sas_control_cb_idx); |
8584 | ||
f7c95ef0 KD |
8585 | /* raid transport support */ |
8586 | raid_class_release(mpt2sas_raid_template); | |
8587 | sas_release_transport(mpt2sas_transport_template); | |
8588 | ||
635374e7 EM |
8589 | } |
8590 | ||
d5d135b3 EM |
8591 | module_init(_scsih_init); |
8592 | module_exit(_scsih_exit); |