| 1 | /* |
| 2 | * Scsi Host Layer for MPT (Message Passing Technology) based controllers |
| 3 | * |
| 4 | * This code is based on drivers/scsi/mpt3sas/mpt3sas_scsih.c |
| 5 | * Copyright (C) 2012-2014 LSI Corporation |
| 6 | * Copyright (C) 2013-2014 Avago Technologies |
| 7 | * (mailto: MPT-FusionLinux.pdl@avagotech.com) |
| 8 | * |
| 9 | * This program is free software; you can redistribute it and/or |
| 10 | * modify it under the terms of the GNU General Public License |
| 11 | * as published by the Free Software Foundation; either version 2 |
| 12 | * of the License, or (at your option) any later version. |
| 13 | * |
| 14 | * This program is distributed in the hope that it will be useful, |
| 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 17 | * GNU General Public License for more details. |
| 18 | * |
| 19 | * NO WARRANTY |
| 20 | * THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR |
| 21 | * CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT |
| 22 | * LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT, |
| 23 | * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is |
| 24 | * solely responsible for determining the appropriateness of using and |
| 25 | * distributing the Program and assumes all risks associated with its |
| 26 | * exercise of rights under this Agreement, including but not limited to |
| 27 | * the risks and costs of program errors, damage to or loss of data, |
| 28 | * programs or equipment, and unavailability or interruption of operations. |
| 29 | |
| 30 | * DISCLAIMER OF LIABILITY |
| 31 | * NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY |
| 32 | * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| 33 | * DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND |
| 34 | * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR |
| 35 | * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE |
| 36 | * USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED |
| 37 | * HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES |
| 38 | |
| 39 | * You should have received a copy of the GNU General Public License |
| 40 | * along with this program; if not, write to the Free Software |
| 41 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, |
| 42 | * USA. |
| 43 | */ |
| 44 | |
| 45 | #include <linux/module.h> |
| 46 | #include <linux/kernel.h> |
| 47 | #include <linux/init.h> |
| 48 | #include <linux/errno.h> |
| 49 | #include <linux/blkdev.h> |
| 50 | #include <linux/sched.h> |
| 51 | #include <linux/workqueue.h> |
| 52 | #include <linux/delay.h> |
| 53 | #include <linux/pci.h> |
| 54 | #include <linux/interrupt.h> |
| 55 | #include <linux/aer.h> |
| 56 | #include <linux/raid_class.h> |
| 57 | #include <asm/unaligned.h> |
| 58 | |
| 59 | #include "mpt3sas_base.h" |
| 60 | |
| 61 | #define RAID_CHANNEL 1 |
| 62 | |
| 63 | #define PCIE_CHANNEL 2 |
| 64 | |
| 65 | /* forward proto's */ |
| 66 | static void _scsih_expander_node_remove(struct MPT3SAS_ADAPTER *ioc, |
| 67 | struct _sas_node *sas_expander); |
| 68 | static void _firmware_event_work(struct work_struct *work); |
| 69 | |
| 70 | static void _scsih_remove_device(struct MPT3SAS_ADAPTER *ioc, |
| 71 | struct _sas_device *sas_device); |
| 72 | static int _scsih_add_device(struct MPT3SAS_ADAPTER *ioc, u16 handle, |
| 73 | u8 retry_count, u8 is_pd); |
| 74 | static int _scsih_pcie_add_device(struct MPT3SAS_ADAPTER *ioc, u16 handle); |
| 75 | static void _scsih_pcie_device_remove_from_sml(struct MPT3SAS_ADAPTER *ioc, |
| 76 | struct _pcie_device *pcie_device); |
| 77 | static void |
| 78 | _scsih_pcie_check_device(struct MPT3SAS_ADAPTER *ioc, u16 handle); |
| 79 | static u8 _scsih_check_for_pending_tm(struct MPT3SAS_ADAPTER *ioc, u16 smid); |
| 80 | |
| 81 | /* global parameters */ |
| 82 | LIST_HEAD(mpt3sas_ioc_list); |
| 83 | /* global ioc lock for list operations */ |
| 84 | DEFINE_SPINLOCK(gioc_lock); |
| 85 | |
| 86 | MODULE_AUTHOR(MPT3SAS_AUTHOR); |
| 87 | MODULE_DESCRIPTION(MPT3SAS_DESCRIPTION); |
| 88 | MODULE_LICENSE("GPL"); |
| 89 | MODULE_VERSION(MPT3SAS_DRIVER_VERSION); |
| 90 | MODULE_ALIAS("mpt2sas"); |
| 91 | |
| 92 | /* local parameters */ |
| 93 | static u8 scsi_io_cb_idx = -1; |
| 94 | static u8 tm_cb_idx = -1; |
| 95 | static u8 ctl_cb_idx = -1; |
| 96 | static u8 base_cb_idx = -1; |
| 97 | static u8 port_enable_cb_idx = -1; |
| 98 | static u8 transport_cb_idx = -1; |
| 99 | static u8 scsih_cb_idx = -1; |
| 100 | static u8 config_cb_idx = -1; |
| 101 | static int mpt2_ids; |
| 102 | static int mpt3_ids; |
| 103 | |
| 104 | static u8 tm_tr_cb_idx = -1 ; |
| 105 | static u8 tm_tr_volume_cb_idx = -1 ; |
| 106 | static u8 tm_sas_control_cb_idx = -1; |
| 107 | |
| 108 | /* command line options */ |
| 109 | static u32 logging_level; |
| 110 | MODULE_PARM_DESC(logging_level, |
| 111 | " bits for enabling additional logging info (default=0)"); |
| 112 | |
| 113 | |
| 114 | static ushort max_sectors = 0xFFFF; |
| 115 | module_param(max_sectors, ushort, 0444); |
| 116 | MODULE_PARM_DESC(max_sectors, "max sectors, range 64 to 32767 default=32767"); |
| 117 | |
| 118 | |
| 119 | static int missing_delay[2] = {-1, -1}; |
| 120 | module_param_array(missing_delay, int, NULL, 0444); |
| 121 | MODULE_PARM_DESC(missing_delay, " device missing delay , io missing delay"); |
| 122 | |
| 123 | /* scsi-mid layer global parmeter is max_report_luns, which is 511 */ |
| 124 | #define MPT3SAS_MAX_LUN (16895) |
| 125 | static u64 max_lun = MPT3SAS_MAX_LUN; |
| 126 | module_param(max_lun, ullong, 0444); |
| 127 | MODULE_PARM_DESC(max_lun, " max lun, default=16895 "); |
| 128 | |
| 129 | static ushort hbas_to_enumerate; |
| 130 | module_param(hbas_to_enumerate, ushort, 0444); |
| 131 | MODULE_PARM_DESC(hbas_to_enumerate, |
| 132 | " 0 - enumerates both SAS 2.0 & SAS 3.0 generation HBAs\n \ |
| 133 | 1 - enumerates only SAS 2.0 generation HBAs\n \ |
| 134 | 2 - enumerates only SAS 3.0 generation HBAs (default=0)"); |
| 135 | |
| 136 | /* diag_buffer_enable is bitwise |
| 137 | * bit 0 set = TRACE |
| 138 | * bit 1 set = SNAPSHOT |
| 139 | * bit 2 set = EXTENDED |
| 140 | * |
| 141 | * Either bit can be set, or both |
| 142 | */ |
| 143 | static int diag_buffer_enable = -1; |
| 144 | module_param(diag_buffer_enable, int, 0444); |
| 145 | MODULE_PARM_DESC(diag_buffer_enable, |
| 146 | " post diag buffers (TRACE=1/SNAPSHOT=2/EXTENDED=4/default=0)"); |
| 147 | static int disable_discovery = -1; |
| 148 | module_param(disable_discovery, int, 0444); |
| 149 | MODULE_PARM_DESC(disable_discovery, " disable discovery "); |
| 150 | |
| 151 | |
| 152 | /* permit overriding the host protection capabilities mask (EEDP/T10 PI) */ |
| 153 | static int prot_mask = -1; |
| 154 | module_param(prot_mask, int, 0444); |
| 155 | MODULE_PARM_DESC(prot_mask, " host protection capabilities mask, def=7 "); |
| 156 | |
| 157 | static bool enable_sdev_max_qd; |
| 158 | module_param(enable_sdev_max_qd, bool, 0444); |
| 159 | MODULE_PARM_DESC(enable_sdev_max_qd, |
| 160 | "Enable sdev max qd as can_queue, def=disabled(0)"); |
| 161 | |
| 162 | /* raid transport support */ |
| 163 | static struct raid_template *mpt3sas_raid_template; |
| 164 | static struct raid_template *mpt2sas_raid_template; |
| 165 | |
| 166 | |
| 167 | /** |
| 168 | * struct sense_info - common structure for obtaining sense keys |
| 169 | * @skey: sense key |
| 170 | * @asc: additional sense code |
| 171 | * @ascq: additional sense code qualifier |
| 172 | */ |
| 173 | struct sense_info { |
| 174 | u8 skey; |
| 175 | u8 asc; |
| 176 | u8 ascq; |
| 177 | }; |
| 178 | |
| 179 | #define MPT3SAS_PROCESS_TRIGGER_DIAG (0xFFFB) |
| 180 | #define MPT3SAS_TURN_ON_PFA_LED (0xFFFC) |
| 181 | #define MPT3SAS_PORT_ENABLE_COMPLETE (0xFFFD) |
| 182 | #define MPT3SAS_ABRT_TASK_SET (0xFFFE) |
| 183 | #define MPT3SAS_REMOVE_UNRESPONDING_DEVICES (0xFFFF) |
| 184 | /** |
| 185 | * struct fw_event_work - firmware event struct |
| 186 | * @list: link list framework |
| 187 | * @work: work object (ioc->fault_reset_work_q) |
| 188 | * @ioc: per adapter object |
| 189 | * @device_handle: device handle |
| 190 | * @VF_ID: virtual function id |
| 191 | * @VP_ID: virtual port id |
| 192 | * @ignore: flag meaning this event has been marked to ignore |
| 193 | * @event: firmware event MPI2_EVENT_XXX defined in mpi2_ioc.h |
| 194 | * @refcount: kref for this event |
| 195 | * @event_data: reply event data payload follows |
| 196 | * |
| 197 | * This object stored on ioc->fw_event_list. |
| 198 | */ |
| 199 | struct fw_event_work { |
| 200 | struct list_head list; |
| 201 | struct work_struct work; |
| 202 | |
| 203 | struct MPT3SAS_ADAPTER *ioc; |
| 204 | u16 device_handle; |
| 205 | u8 VF_ID; |
| 206 | u8 VP_ID; |
| 207 | u8 ignore; |
| 208 | u16 event; |
| 209 | struct kref refcount; |
| 210 | char event_data[] __aligned(4); |
| 211 | }; |
| 212 | |
| 213 | static void fw_event_work_free(struct kref *r) |
| 214 | { |
| 215 | kfree(container_of(r, struct fw_event_work, refcount)); |
| 216 | } |
| 217 | |
| 218 | static void fw_event_work_get(struct fw_event_work *fw_work) |
| 219 | { |
| 220 | kref_get(&fw_work->refcount); |
| 221 | } |
| 222 | |
| 223 | static void fw_event_work_put(struct fw_event_work *fw_work) |
| 224 | { |
| 225 | kref_put(&fw_work->refcount, fw_event_work_free); |
| 226 | } |
| 227 | |
| 228 | static struct fw_event_work *alloc_fw_event_work(int len) |
| 229 | { |
| 230 | struct fw_event_work *fw_event; |
| 231 | |
| 232 | fw_event = kzalloc(sizeof(*fw_event) + len, GFP_ATOMIC); |
| 233 | if (!fw_event) |
| 234 | return NULL; |
| 235 | |
| 236 | kref_init(&fw_event->refcount); |
| 237 | return fw_event; |
| 238 | } |
| 239 | |
| 240 | /** |
| 241 | * struct _scsi_io_transfer - scsi io transfer |
| 242 | * @handle: sas device handle (assigned by firmware) |
| 243 | * @is_raid: flag set for hidden raid components |
| 244 | * @dir: DMA_TO_DEVICE, DMA_FROM_DEVICE, |
| 245 | * @data_length: data transfer length |
| 246 | * @data_dma: dma pointer to data |
| 247 | * @sense: sense data |
| 248 | * @lun: lun number |
| 249 | * @cdb_length: cdb length |
| 250 | * @cdb: cdb contents |
| 251 | * @timeout: timeout for this command |
| 252 | * @VF_ID: virtual function id |
| 253 | * @VP_ID: virtual port id |
| 254 | * @valid_reply: flag set for reply message |
| 255 | * @sense_length: sense length |
| 256 | * @ioc_status: ioc status |
| 257 | * @scsi_state: scsi state |
| 258 | * @scsi_status: scsi staus |
| 259 | * @log_info: log information |
| 260 | * @transfer_length: data length transfer when there is a reply message |
| 261 | * |
| 262 | * Used for sending internal scsi commands to devices within this module. |
| 263 | * Refer to _scsi_send_scsi_io(). |
| 264 | */ |
| 265 | struct _scsi_io_transfer { |
| 266 | u16 handle; |
| 267 | u8 is_raid; |
| 268 | enum dma_data_direction dir; |
| 269 | u32 data_length; |
| 270 | dma_addr_t data_dma; |
| 271 | u8 sense[SCSI_SENSE_BUFFERSIZE]; |
| 272 | u32 lun; |
| 273 | u8 cdb_length; |
| 274 | u8 cdb[32]; |
| 275 | u8 timeout; |
| 276 | u8 VF_ID; |
| 277 | u8 VP_ID; |
| 278 | u8 valid_reply; |
| 279 | /* the following bits are only valid when 'valid_reply = 1' */ |
| 280 | u32 sense_length; |
| 281 | u16 ioc_status; |
| 282 | u8 scsi_state; |
| 283 | u8 scsi_status; |
| 284 | u32 log_info; |
| 285 | u32 transfer_length; |
| 286 | }; |
| 287 | |
| 288 | /** |
| 289 | * _scsih_set_debug_level - global setting of ioc->logging_level. |
| 290 | * @val: ? |
| 291 | * @kp: ? |
| 292 | * |
| 293 | * Note: The logging levels are defined in mpt3sas_debug.h. |
| 294 | */ |
| 295 | static int |
| 296 | _scsih_set_debug_level(const char *val, const struct kernel_param *kp) |
| 297 | { |
| 298 | int ret = param_set_int(val, kp); |
| 299 | struct MPT3SAS_ADAPTER *ioc; |
| 300 | |
| 301 | if (ret) |
| 302 | return ret; |
| 303 | |
| 304 | pr_info("setting logging_level(0x%08x)\n", logging_level); |
| 305 | spin_lock(&gioc_lock); |
| 306 | list_for_each_entry(ioc, &mpt3sas_ioc_list, list) |
| 307 | ioc->logging_level = logging_level; |
| 308 | spin_unlock(&gioc_lock); |
| 309 | return 0; |
| 310 | } |
| 311 | module_param_call(logging_level, _scsih_set_debug_level, param_get_int, |
| 312 | &logging_level, 0644); |
| 313 | |
| 314 | /** |
| 315 | * _scsih_srch_boot_sas_address - search based on sas_address |
| 316 | * @sas_address: sas address |
| 317 | * @boot_device: boot device object from bios page 2 |
| 318 | * |
| 319 | * Return: 1 when there's a match, 0 means no match. |
| 320 | */ |
| 321 | static inline int |
| 322 | _scsih_srch_boot_sas_address(u64 sas_address, |
| 323 | Mpi2BootDeviceSasWwid_t *boot_device) |
| 324 | { |
| 325 | return (sas_address == le64_to_cpu(boot_device->SASAddress)) ? 1 : 0; |
| 326 | } |
| 327 | |
| 328 | /** |
| 329 | * _scsih_srch_boot_device_name - search based on device name |
| 330 | * @device_name: device name specified in INDENTIFY fram |
| 331 | * @boot_device: boot device object from bios page 2 |
| 332 | * |
| 333 | * Return: 1 when there's a match, 0 means no match. |
| 334 | */ |
| 335 | static inline int |
| 336 | _scsih_srch_boot_device_name(u64 device_name, |
| 337 | Mpi2BootDeviceDeviceName_t *boot_device) |
| 338 | { |
| 339 | return (device_name == le64_to_cpu(boot_device->DeviceName)) ? 1 : 0; |
| 340 | } |
| 341 | |
| 342 | /** |
| 343 | * _scsih_srch_boot_encl_slot - search based on enclosure_logical_id/slot |
| 344 | * @enclosure_logical_id: enclosure logical id |
| 345 | * @slot_number: slot number |
| 346 | * @boot_device: boot device object from bios page 2 |
| 347 | * |
| 348 | * Return: 1 when there's a match, 0 means no match. |
| 349 | */ |
| 350 | static inline int |
| 351 | _scsih_srch_boot_encl_slot(u64 enclosure_logical_id, u16 slot_number, |
| 352 | Mpi2BootDeviceEnclosureSlot_t *boot_device) |
| 353 | { |
| 354 | return (enclosure_logical_id == le64_to_cpu(boot_device-> |
| 355 | EnclosureLogicalID) && slot_number == le16_to_cpu(boot_device-> |
| 356 | SlotNumber)) ? 1 : 0; |
| 357 | } |
| 358 | |
| 359 | /** |
| 360 | * _scsih_is_boot_device - search for matching boot device. |
| 361 | * @sas_address: sas address |
| 362 | * @device_name: device name specified in INDENTIFY fram |
| 363 | * @enclosure_logical_id: enclosure logical id |
| 364 | * @slot: slot number |
| 365 | * @form: specifies boot device form |
| 366 | * @boot_device: boot device object from bios page 2 |
| 367 | * |
| 368 | * Return: 1 when there's a match, 0 means no match. |
| 369 | */ |
| 370 | static int |
| 371 | _scsih_is_boot_device(u64 sas_address, u64 device_name, |
| 372 | u64 enclosure_logical_id, u16 slot, u8 form, |
| 373 | Mpi2BiosPage2BootDevice_t *boot_device) |
| 374 | { |
| 375 | int rc = 0; |
| 376 | |
| 377 | switch (form) { |
| 378 | case MPI2_BIOSPAGE2_FORM_SAS_WWID: |
| 379 | if (!sas_address) |
| 380 | break; |
| 381 | rc = _scsih_srch_boot_sas_address( |
| 382 | sas_address, &boot_device->SasWwid); |
| 383 | break; |
| 384 | case MPI2_BIOSPAGE2_FORM_ENCLOSURE_SLOT: |
| 385 | if (!enclosure_logical_id) |
| 386 | break; |
| 387 | rc = _scsih_srch_boot_encl_slot( |
| 388 | enclosure_logical_id, |
| 389 | slot, &boot_device->EnclosureSlot); |
| 390 | break; |
| 391 | case MPI2_BIOSPAGE2_FORM_DEVICE_NAME: |
| 392 | if (!device_name) |
| 393 | break; |
| 394 | rc = _scsih_srch_boot_device_name( |
| 395 | device_name, &boot_device->DeviceName); |
| 396 | break; |
| 397 | case MPI2_BIOSPAGE2_FORM_NO_DEVICE_SPECIFIED: |
| 398 | break; |
| 399 | } |
| 400 | |
| 401 | return rc; |
| 402 | } |
| 403 | |
| 404 | /** |
| 405 | * _scsih_get_sas_address - set the sas_address for given device handle |
| 406 | * @ioc: ? |
| 407 | * @handle: device handle |
| 408 | * @sas_address: sas address |
| 409 | * |
| 410 | * Return: 0 success, non-zero when failure |
| 411 | */ |
| 412 | static int |
| 413 | _scsih_get_sas_address(struct MPT3SAS_ADAPTER *ioc, u16 handle, |
| 414 | u64 *sas_address) |
| 415 | { |
| 416 | Mpi2SasDevicePage0_t sas_device_pg0; |
| 417 | Mpi2ConfigReply_t mpi_reply; |
| 418 | u32 ioc_status; |
| 419 | |
| 420 | *sas_address = 0; |
| 421 | |
| 422 | if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0, |
| 423 | MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) { |
| 424 | ioc_err(ioc, "failure at %s:%d/%s()!\n", |
| 425 | __FILE__, __LINE__, __func__); |
| 426 | return -ENXIO; |
| 427 | } |
| 428 | |
| 429 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK; |
| 430 | if (ioc_status == MPI2_IOCSTATUS_SUCCESS) { |
| 431 | /* For HBA, vSES doesn't return HBA SAS address. Instead return |
| 432 | * vSES's sas address. |
| 433 | */ |
| 434 | if ((handle <= ioc->sas_hba.num_phys) && |
| 435 | (!(le32_to_cpu(sas_device_pg0.DeviceInfo) & |
| 436 | MPI2_SAS_DEVICE_INFO_SEP))) |
| 437 | *sas_address = ioc->sas_hba.sas_address; |
| 438 | else |
| 439 | *sas_address = le64_to_cpu(sas_device_pg0.SASAddress); |
| 440 | return 0; |
| 441 | } |
| 442 | |
| 443 | /* we hit this because the given parent handle doesn't exist */ |
| 444 | if (ioc_status == MPI2_IOCSTATUS_CONFIG_INVALID_PAGE) |
| 445 | return -ENXIO; |
| 446 | |
| 447 | /* else error case */ |
| 448 | ioc_err(ioc, "handle(0x%04x), ioc_status(0x%04x), failure at %s:%d/%s()!\n", |
| 449 | handle, ioc_status, __FILE__, __LINE__, __func__); |
| 450 | return -EIO; |
| 451 | } |
| 452 | |
| 453 | /** |
| 454 | * _scsih_determine_boot_device - determine boot device. |
| 455 | * @ioc: per adapter object |
| 456 | * @device: sas_device or pcie_device object |
| 457 | * @channel: SAS or PCIe channel |
| 458 | * |
| 459 | * Determines whether this device should be first reported device to |
| 460 | * to scsi-ml or sas transport, this purpose is for persistent boot device. |
| 461 | * There are primary, alternate, and current entries in bios page 2. The order |
| 462 | * priority is primary, alternate, then current. This routine saves |
| 463 | * the corresponding device object. |
| 464 | * The saved data to be used later in _scsih_probe_boot_devices(). |
| 465 | */ |
| 466 | static void |
| 467 | _scsih_determine_boot_device(struct MPT3SAS_ADAPTER *ioc, void *device, |
| 468 | u32 channel) |
| 469 | { |
| 470 | struct _sas_device *sas_device; |
| 471 | struct _pcie_device *pcie_device; |
| 472 | struct _raid_device *raid_device; |
| 473 | u64 sas_address; |
| 474 | u64 device_name; |
| 475 | u64 enclosure_logical_id; |
| 476 | u16 slot; |
| 477 | |
| 478 | /* only process this function when driver loads */ |
| 479 | if (!ioc->is_driver_loading) |
| 480 | return; |
| 481 | |
| 482 | /* no Bios, return immediately */ |
| 483 | if (!ioc->bios_pg3.BiosVersion) |
| 484 | return; |
| 485 | |
| 486 | if (channel == RAID_CHANNEL) { |
| 487 | raid_device = device; |
| 488 | sas_address = raid_device->wwid; |
| 489 | device_name = 0; |
| 490 | enclosure_logical_id = 0; |
| 491 | slot = 0; |
| 492 | } else if (channel == PCIE_CHANNEL) { |
| 493 | pcie_device = device; |
| 494 | sas_address = pcie_device->wwid; |
| 495 | device_name = 0; |
| 496 | enclosure_logical_id = 0; |
| 497 | slot = 0; |
| 498 | } else { |
| 499 | sas_device = device; |
| 500 | sas_address = sas_device->sas_address; |
| 501 | device_name = sas_device->device_name; |
| 502 | enclosure_logical_id = sas_device->enclosure_logical_id; |
| 503 | slot = sas_device->slot; |
| 504 | } |
| 505 | |
| 506 | if (!ioc->req_boot_device.device) { |
| 507 | if (_scsih_is_boot_device(sas_address, device_name, |
| 508 | enclosure_logical_id, slot, |
| 509 | (ioc->bios_pg2.ReqBootDeviceForm & |
| 510 | MPI2_BIOSPAGE2_FORM_MASK), |
| 511 | &ioc->bios_pg2.RequestedBootDevice)) { |
| 512 | dinitprintk(ioc, |
| 513 | ioc_info(ioc, "%s: req_boot_device(0x%016llx)\n", |
| 514 | __func__, (u64)sas_address)); |
| 515 | ioc->req_boot_device.device = device; |
| 516 | ioc->req_boot_device.channel = channel; |
| 517 | } |
| 518 | } |
| 519 | |
| 520 | if (!ioc->req_alt_boot_device.device) { |
| 521 | if (_scsih_is_boot_device(sas_address, device_name, |
| 522 | enclosure_logical_id, slot, |
| 523 | (ioc->bios_pg2.ReqAltBootDeviceForm & |
| 524 | MPI2_BIOSPAGE2_FORM_MASK), |
| 525 | &ioc->bios_pg2.RequestedAltBootDevice)) { |
| 526 | dinitprintk(ioc, |
| 527 | ioc_info(ioc, "%s: req_alt_boot_device(0x%016llx)\n", |
| 528 | __func__, (u64)sas_address)); |
| 529 | ioc->req_alt_boot_device.device = device; |
| 530 | ioc->req_alt_boot_device.channel = channel; |
| 531 | } |
| 532 | } |
| 533 | |
| 534 | if (!ioc->current_boot_device.device) { |
| 535 | if (_scsih_is_boot_device(sas_address, device_name, |
| 536 | enclosure_logical_id, slot, |
| 537 | (ioc->bios_pg2.CurrentBootDeviceForm & |
| 538 | MPI2_BIOSPAGE2_FORM_MASK), |
| 539 | &ioc->bios_pg2.CurrentBootDevice)) { |
| 540 | dinitprintk(ioc, |
| 541 | ioc_info(ioc, "%s: current_boot_device(0x%016llx)\n", |
| 542 | __func__, (u64)sas_address)); |
| 543 | ioc->current_boot_device.device = device; |
| 544 | ioc->current_boot_device.channel = channel; |
| 545 | } |
| 546 | } |
| 547 | } |
| 548 | |
| 549 | static struct _sas_device * |
| 550 | __mpt3sas_get_sdev_from_target(struct MPT3SAS_ADAPTER *ioc, |
| 551 | struct MPT3SAS_TARGET *tgt_priv) |
| 552 | { |
| 553 | struct _sas_device *ret; |
| 554 | |
| 555 | assert_spin_locked(&ioc->sas_device_lock); |
| 556 | |
| 557 | ret = tgt_priv->sas_dev; |
| 558 | if (ret) |
| 559 | sas_device_get(ret); |
| 560 | |
| 561 | return ret; |
| 562 | } |
| 563 | |
| 564 | static struct _sas_device * |
| 565 | mpt3sas_get_sdev_from_target(struct MPT3SAS_ADAPTER *ioc, |
| 566 | struct MPT3SAS_TARGET *tgt_priv) |
| 567 | { |
| 568 | struct _sas_device *ret; |
| 569 | unsigned long flags; |
| 570 | |
| 571 | spin_lock_irqsave(&ioc->sas_device_lock, flags); |
| 572 | ret = __mpt3sas_get_sdev_from_target(ioc, tgt_priv); |
| 573 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
| 574 | |
| 575 | return ret; |
| 576 | } |
| 577 | |
| 578 | static struct _pcie_device * |
| 579 | __mpt3sas_get_pdev_from_target(struct MPT3SAS_ADAPTER *ioc, |
| 580 | struct MPT3SAS_TARGET *tgt_priv) |
| 581 | { |
| 582 | struct _pcie_device *ret; |
| 583 | |
| 584 | assert_spin_locked(&ioc->pcie_device_lock); |
| 585 | |
| 586 | ret = tgt_priv->pcie_dev; |
| 587 | if (ret) |
| 588 | pcie_device_get(ret); |
| 589 | |
| 590 | return ret; |
| 591 | } |
| 592 | |
| 593 | /** |
| 594 | * mpt3sas_get_pdev_from_target - pcie device search |
| 595 | * @ioc: per adapter object |
| 596 | * @tgt_priv: starget private object |
| 597 | * |
| 598 | * Context: This function will acquire ioc->pcie_device_lock and will release |
| 599 | * before returning the pcie_device object. |
| 600 | * |
| 601 | * This searches for pcie_device from target, then return pcie_device object. |
| 602 | */ |
| 603 | static struct _pcie_device * |
| 604 | mpt3sas_get_pdev_from_target(struct MPT3SAS_ADAPTER *ioc, |
| 605 | struct MPT3SAS_TARGET *tgt_priv) |
| 606 | { |
| 607 | struct _pcie_device *ret; |
| 608 | unsigned long flags; |
| 609 | |
| 610 | spin_lock_irqsave(&ioc->pcie_device_lock, flags); |
| 611 | ret = __mpt3sas_get_pdev_from_target(ioc, tgt_priv); |
| 612 | spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); |
| 613 | |
| 614 | return ret; |
| 615 | } |
| 616 | |
| 617 | struct _sas_device * |
| 618 | __mpt3sas_get_sdev_by_addr(struct MPT3SAS_ADAPTER *ioc, |
| 619 | u64 sas_address) |
| 620 | { |
| 621 | struct _sas_device *sas_device; |
| 622 | |
| 623 | assert_spin_locked(&ioc->sas_device_lock); |
| 624 | |
| 625 | list_for_each_entry(sas_device, &ioc->sas_device_list, list) |
| 626 | if (sas_device->sas_address == sas_address) |
| 627 | goto found_device; |
| 628 | |
| 629 | list_for_each_entry(sas_device, &ioc->sas_device_init_list, list) |
| 630 | if (sas_device->sas_address == sas_address) |
| 631 | goto found_device; |
| 632 | |
| 633 | return NULL; |
| 634 | |
| 635 | found_device: |
| 636 | sas_device_get(sas_device); |
| 637 | return sas_device; |
| 638 | } |
| 639 | |
| 640 | /** |
| 641 | * mpt3sas_get_sdev_by_addr - sas device search |
| 642 | * @ioc: per adapter object |
| 643 | * @sas_address: sas address |
| 644 | * Context: Calling function should acquire ioc->sas_device_lock |
| 645 | * |
| 646 | * This searches for sas_device based on sas_address, then return sas_device |
| 647 | * object. |
| 648 | */ |
| 649 | struct _sas_device * |
| 650 | mpt3sas_get_sdev_by_addr(struct MPT3SAS_ADAPTER *ioc, |
| 651 | u64 sas_address) |
| 652 | { |
| 653 | struct _sas_device *sas_device; |
| 654 | unsigned long flags; |
| 655 | |
| 656 | spin_lock_irqsave(&ioc->sas_device_lock, flags); |
| 657 | sas_device = __mpt3sas_get_sdev_by_addr(ioc, |
| 658 | sas_address); |
| 659 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
| 660 | |
| 661 | return sas_device; |
| 662 | } |
| 663 | |
| 664 | static struct _sas_device * |
| 665 | __mpt3sas_get_sdev_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle) |
| 666 | { |
| 667 | struct _sas_device *sas_device; |
| 668 | |
| 669 | assert_spin_locked(&ioc->sas_device_lock); |
| 670 | |
| 671 | list_for_each_entry(sas_device, &ioc->sas_device_list, list) |
| 672 | if (sas_device->handle == handle) |
| 673 | goto found_device; |
| 674 | |
| 675 | list_for_each_entry(sas_device, &ioc->sas_device_init_list, list) |
| 676 | if (sas_device->handle == handle) |
| 677 | goto found_device; |
| 678 | |
| 679 | return NULL; |
| 680 | |
| 681 | found_device: |
| 682 | sas_device_get(sas_device); |
| 683 | return sas_device; |
| 684 | } |
| 685 | |
| 686 | /** |
| 687 | * mpt3sas_get_sdev_by_handle - sas device search |
| 688 | * @ioc: per adapter object |
| 689 | * @handle: sas device handle (assigned by firmware) |
| 690 | * Context: Calling function should acquire ioc->sas_device_lock |
| 691 | * |
| 692 | * This searches for sas_device based on sas_address, then return sas_device |
| 693 | * object. |
| 694 | */ |
| 695 | struct _sas_device * |
| 696 | mpt3sas_get_sdev_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle) |
| 697 | { |
| 698 | struct _sas_device *sas_device; |
| 699 | unsigned long flags; |
| 700 | |
| 701 | spin_lock_irqsave(&ioc->sas_device_lock, flags); |
| 702 | sas_device = __mpt3sas_get_sdev_by_handle(ioc, handle); |
| 703 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
| 704 | |
| 705 | return sas_device; |
| 706 | } |
| 707 | |
| 708 | /** |
| 709 | * _scsih_display_enclosure_chassis_info - display device location info |
| 710 | * @ioc: per adapter object |
| 711 | * @sas_device: per sas device object |
| 712 | * @sdev: scsi device struct |
| 713 | * @starget: scsi target struct |
| 714 | */ |
| 715 | static void |
| 716 | _scsih_display_enclosure_chassis_info(struct MPT3SAS_ADAPTER *ioc, |
| 717 | struct _sas_device *sas_device, struct scsi_device *sdev, |
| 718 | struct scsi_target *starget) |
| 719 | { |
| 720 | if (sdev) { |
| 721 | if (sas_device->enclosure_handle != 0) |
| 722 | sdev_printk(KERN_INFO, sdev, |
| 723 | "enclosure logical id (0x%016llx), slot(%d) \n", |
| 724 | (unsigned long long) |
| 725 | sas_device->enclosure_logical_id, |
| 726 | sas_device->slot); |
| 727 | if (sas_device->connector_name[0] != '\0') |
| 728 | sdev_printk(KERN_INFO, sdev, |
| 729 | "enclosure level(0x%04x), connector name( %s)\n", |
| 730 | sas_device->enclosure_level, |
| 731 | sas_device->connector_name); |
| 732 | if (sas_device->is_chassis_slot_valid) |
| 733 | sdev_printk(KERN_INFO, sdev, "chassis slot(0x%04x)\n", |
| 734 | sas_device->chassis_slot); |
| 735 | } else if (starget) { |
| 736 | if (sas_device->enclosure_handle != 0) |
| 737 | starget_printk(KERN_INFO, starget, |
| 738 | "enclosure logical id(0x%016llx), slot(%d) \n", |
| 739 | (unsigned long long) |
| 740 | sas_device->enclosure_logical_id, |
| 741 | sas_device->slot); |
| 742 | if (sas_device->connector_name[0] != '\0') |
| 743 | starget_printk(KERN_INFO, starget, |
| 744 | "enclosure level(0x%04x), connector name( %s)\n", |
| 745 | sas_device->enclosure_level, |
| 746 | sas_device->connector_name); |
| 747 | if (sas_device->is_chassis_slot_valid) |
| 748 | starget_printk(KERN_INFO, starget, |
| 749 | "chassis slot(0x%04x)\n", |
| 750 | sas_device->chassis_slot); |
| 751 | } else { |
| 752 | if (sas_device->enclosure_handle != 0) |
| 753 | ioc_info(ioc, "enclosure logical id(0x%016llx), slot(%d)\n", |
| 754 | (u64)sas_device->enclosure_logical_id, |
| 755 | sas_device->slot); |
| 756 | if (sas_device->connector_name[0] != '\0') |
| 757 | ioc_info(ioc, "enclosure level(0x%04x), connector name( %s)\n", |
| 758 | sas_device->enclosure_level, |
| 759 | sas_device->connector_name); |
| 760 | if (sas_device->is_chassis_slot_valid) |
| 761 | ioc_info(ioc, "chassis slot(0x%04x)\n", |
| 762 | sas_device->chassis_slot); |
| 763 | } |
| 764 | } |
| 765 | |
| 766 | /** |
| 767 | * _scsih_sas_device_remove - remove sas_device from list. |
| 768 | * @ioc: per adapter object |
| 769 | * @sas_device: the sas_device object |
| 770 | * Context: This function will acquire ioc->sas_device_lock. |
| 771 | * |
| 772 | * If sas_device is on the list, remove it and decrement its reference count. |
| 773 | */ |
| 774 | static void |
| 775 | _scsih_sas_device_remove(struct MPT3SAS_ADAPTER *ioc, |
| 776 | struct _sas_device *sas_device) |
| 777 | { |
| 778 | unsigned long flags; |
| 779 | |
| 780 | if (!sas_device) |
| 781 | return; |
| 782 | ioc_info(ioc, "removing handle(0x%04x), sas_addr(0x%016llx)\n", |
| 783 | sas_device->handle, (u64)sas_device->sas_address); |
| 784 | |
| 785 | _scsih_display_enclosure_chassis_info(ioc, sas_device, NULL, NULL); |
| 786 | |
| 787 | /* |
| 788 | * The lock serializes access to the list, but we still need to verify |
| 789 | * that nobody removed the entry while we were waiting on the lock. |
| 790 | */ |
| 791 | spin_lock_irqsave(&ioc->sas_device_lock, flags); |
| 792 | if (!list_empty(&sas_device->list)) { |
| 793 | list_del_init(&sas_device->list); |
| 794 | sas_device_put(sas_device); |
| 795 | } |
| 796 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
| 797 | } |
| 798 | |
| 799 | /** |
| 800 | * _scsih_device_remove_by_handle - removing device object by handle |
| 801 | * @ioc: per adapter object |
| 802 | * @handle: device handle |
| 803 | */ |
| 804 | static void |
| 805 | _scsih_device_remove_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle) |
| 806 | { |
| 807 | struct _sas_device *sas_device; |
| 808 | unsigned long flags; |
| 809 | |
| 810 | if (ioc->shost_recovery) |
| 811 | return; |
| 812 | |
| 813 | spin_lock_irqsave(&ioc->sas_device_lock, flags); |
| 814 | sas_device = __mpt3sas_get_sdev_by_handle(ioc, handle); |
| 815 | if (sas_device) { |
| 816 | list_del_init(&sas_device->list); |
| 817 | sas_device_put(sas_device); |
| 818 | } |
| 819 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
| 820 | if (sas_device) { |
| 821 | _scsih_remove_device(ioc, sas_device); |
| 822 | sas_device_put(sas_device); |
| 823 | } |
| 824 | } |
| 825 | |
| 826 | /** |
| 827 | * mpt3sas_device_remove_by_sas_address - removing device object by sas address |
| 828 | * @ioc: per adapter object |
| 829 | * @sas_address: device sas_address |
| 830 | */ |
| 831 | void |
| 832 | mpt3sas_device_remove_by_sas_address(struct MPT3SAS_ADAPTER *ioc, |
| 833 | u64 sas_address) |
| 834 | { |
| 835 | struct _sas_device *sas_device; |
| 836 | unsigned long flags; |
| 837 | |
| 838 | if (ioc->shost_recovery) |
| 839 | return; |
| 840 | |
| 841 | spin_lock_irqsave(&ioc->sas_device_lock, flags); |
| 842 | sas_device = __mpt3sas_get_sdev_by_addr(ioc, sas_address); |
| 843 | if (sas_device) { |
| 844 | list_del_init(&sas_device->list); |
| 845 | sas_device_put(sas_device); |
| 846 | } |
| 847 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
| 848 | if (sas_device) { |
| 849 | _scsih_remove_device(ioc, sas_device); |
| 850 | sas_device_put(sas_device); |
| 851 | } |
| 852 | } |
| 853 | |
| 854 | /** |
| 855 | * _scsih_sas_device_add - insert sas_device to the list. |
| 856 | * @ioc: per adapter object |
| 857 | * @sas_device: the sas_device object |
| 858 | * Context: This function will acquire ioc->sas_device_lock. |
| 859 | * |
| 860 | * Adding new object to the ioc->sas_device_list. |
| 861 | */ |
| 862 | static void |
| 863 | _scsih_sas_device_add(struct MPT3SAS_ADAPTER *ioc, |
| 864 | struct _sas_device *sas_device) |
| 865 | { |
| 866 | unsigned long flags; |
| 867 | |
| 868 | dewtprintk(ioc, |
| 869 | ioc_info(ioc, "%s: handle(0x%04x), sas_addr(0x%016llx)\n", |
| 870 | __func__, sas_device->handle, |
| 871 | (u64)sas_device->sas_address)); |
| 872 | |
| 873 | dewtprintk(ioc, _scsih_display_enclosure_chassis_info(ioc, sas_device, |
| 874 | NULL, NULL)); |
| 875 | |
| 876 | spin_lock_irqsave(&ioc->sas_device_lock, flags); |
| 877 | sas_device_get(sas_device); |
| 878 | list_add_tail(&sas_device->list, &ioc->sas_device_list); |
| 879 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
| 880 | |
| 881 | if (ioc->hide_drives) { |
| 882 | clear_bit(sas_device->handle, ioc->pend_os_device_add); |
| 883 | return; |
| 884 | } |
| 885 | |
| 886 | if (!mpt3sas_transport_port_add(ioc, sas_device->handle, |
| 887 | sas_device->sas_address_parent)) { |
| 888 | _scsih_sas_device_remove(ioc, sas_device); |
| 889 | } else if (!sas_device->starget) { |
| 890 | /* |
| 891 | * When asyn scanning is enabled, its not possible to remove |
| 892 | * devices while scanning is turned on due to an oops in |
| 893 | * scsi_sysfs_add_sdev()->add_device()->sysfs_addrm_start() |
| 894 | */ |
| 895 | if (!ioc->is_driver_loading) { |
| 896 | mpt3sas_transport_port_remove(ioc, |
| 897 | sas_device->sas_address, |
| 898 | sas_device->sas_address_parent); |
| 899 | _scsih_sas_device_remove(ioc, sas_device); |
| 900 | } |
| 901 | } else |
| 902 | clear_bit(sas_device->handle, ioc->pend_os_device_add); |
| 903 | } |
| 904 | |
| 905 | /** |
| 906 | * _scsih_sas_device_init_add - insert sas_device to the list. |
| 907 | * @ioc: per adapter object |
| 908 | * @sas_device: the sas_device object |
| 909 | * Context: This function will acquire ioc->sas_device_lock. |
| 910 | * |
| 911 | * Adding new object at driver load time to the ioc->sas_device_init_list. |
| 912 | */ |
| 913 | static void |
| 914 | _scsih_sas_device_init_add(struct MPT3SAS_ADAPTER *ioc, |
| 915 | struct _sas_device *sas_device) |
| 916 | { |
| 917 | unsigned long flags; |
| 918 | |
| 919 | dewtprintk(ioc, |
| 920 | ioc_info(ioc, "%s: handle(0x%04x), sas_addr(0x%016llx)\n", |
| 921 | __func__, sas_device->handle, |
| 922 | (u64)sas_device->sas_address)); |
| 923 | |
| 924 | dewtprintk(ioc, _scsih_display_enclosure_chassis_info(ioc, sas_device, |
| 925 | NULL, NULL)); |
| 926 | |
| 927 | spin_lock_irqsave(&ioc->sas_device_lock, flags); |
| 928 | sas_device_get(sas_device); |
| 929 | list_add_tail(&sas_device->list, &ioc->sas_device_init_list); |
| 930 | _scsih_determine_boot_device(ioc, sas_device, 0); |
| 931 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
| 932 | } |
| 933 | |
| 934 | |
| 935 | static struct _pcie_device * |
| 936 | __mpt3sas_get_pdev_by_wwid(struct MPT3SAS_ADAPTER *ioc, u64 wwid) |
| 937 | { |
| 938 | struct _pcie_device *pcie_device; |
| 939 | |
| 940 | assert_spin_locked(&ioc->pcie_device_lock); |
| 941 | |
| 942 | list_for_each_entry(pcie_device, &ioc->pcie_device_list, list) |
| 943 | if (pcie_device->wwid == wwid) |
| 944 | goto found_device; |
| 945 | |
| 946 | list_for_each_entry(pcie_device, &ioc->pcie_device_init_list, list) |
| 947 | if (pcie_device->wwid == wwid) |
| 948 | goto found_device; |
| 949 | |
| 950 | return NULL; |
| 951 | |
| 952 | found_device: |
| 953 | pcie_device_get(pcie_device); |
| 954 | return pcie_device; |
| 955 | } |
| 956 | |
| 957 | |
| 958 | /** |
| 959 | * mpt3sas_get_pdev_by_wwid - pcie device search |
| 960 | * @ioc: per adapter object |
| 961 | * @wwid: wwid |
| 962 | * |
| 963 | * Context: This function will acquire ioc->pcie_device_lock and will release |
| 964 | * before returning the pcie_device object. |
| 965 | * |
| 966 | * This searches for pcie_device based on wwid, then return pcie_device object. |
| 967 | */ |
| 968 | static struct _pcie_device * |
| 969 | mpt3sas_get_pdev_by_wwid(struct MPT3SAS_ADAPTER *ioc, u64 wwid) |
| 970 | { |
| 971 | struct _pcie_device *pcie_device; |
| 972 | unsigned long flags; |
| 973 | |
| 974 | spin_lock_irqsave(&ioc->pcie_device_lock, flags); |
| 975 | pcie_device = __mpt3sas_get_pdev_by_wwid(ioc, wwid); |
| 976 | spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); |
| 977 | |
| 978 | return pcie_device; |
| 979 | } |
| 980 | |
| 981 | |
| 982 | static struct _pcie_device * |
| 983 | __mpt3sas_get_pdev_by_idchannel(struct MPT3SAS_ADAPTER *ioc, int id, |
| 984 | int channel) |
| 985 | { |
| 986 | struct _pcie_device *pcie_device; |
| 987 | |
| 988 | assert_spin_locked(&ioc->pcie_device_lock); |
| 989 | |
| 990 | list_for_each_entry(pcie_device, &ioc->pcie_device_list, list) |
| 991 | if (pcie_device->id == id && pcie_device->channel == channel) |
| 992 | goto found_device; |
| 993 | |
| 994 | list_for_each_entry(pcie_device, &ioc->pcie_device_init_list, list) |
| 995 | if (pcie_device->id == id && pcie_device->channel == channel) |
| 996 | goto found_device; |
| 997 | |
| 998 | return NULL; |
| 999 | |
| 1000 | found_device: |
| 1001 | pcie_device_get(pcie_device); |
| 1002 | return pcie_device; |
| 1003 | } |
| 1004 | |
| 1005 | static struct _pcie_device * |
| 1006 | __mpt3sas_get_pdev_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle) |
| 1007 | { |
| 1008 | struct _pcie_device *pcie_device; |
| 1009 | |
| 1010 | assert_spin_locked(&ioc->pcie_device_lock); |
| 1011 | |
| 1012 | list_for_each_entry(pcie_device, &ioc->pcie_device_list, list) |
| 1013 | if (pcie_device->handle == handle) |
| 1014 | goto found_device; |
| 1015 | |
| 1016 | list_for_each_entry(pcie_device, &ioc->pcie_device_init_list, list) |
| 1017 | if (pcie_device->handle == handle) |
| 1018 | goto found_device; |
| 1019 | |
| 1020 | return NULL; |
| 1021 | |
| 1022 | found_device: |
| 1023 | pcie_device_get(pcie_device); |
| 1024 | return pcie_device; |
| 1025 | } |
| 1026 | |
| 1027 | |
| 1028 | /** |
| 1029 | * mpt3sas_get_pdev_by_handle - pcie device search |
| 1030 | * @ioc: per adapter object |
| 1031 | * @handle: Firmware device handle |
| 1032 | * |
| 1033 | * Context: This function will acquire ioc->pcie_device_lock and will release |
| 1034 | * before returning the pcie_device object. |
| 1035 | * |
| 1036 | * This searches for pcie_device based on handle, then return pcie_device |
| 1037 | * object. |
| 1038 | */ |
| 1039 | struct _pcie_device * |
| 1040 | mpt3sas_get_pdev_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle) |
| 1041 | { |
| 1042 | struct _pcie_device *pcie_device; |
| 1043 | unsigned long flags; |
| 1044 | |
| 1045 | spin_lock_irqsave(&ioc->pcie_device_lock, flags); |
| 1046 | pcie_device = __mpt3sas_get_pdev_by_handle(ioc, handle); |
| 1047 | spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); |
| 1048 | |
| 1049 | return pcie_device; |
| 1050 | } |
| 1051 | |
| 1052 | /** |
| 1053 | * _scsih_set_nvme_max_shutdown_latency - Update max_shutdown_latency. |
| 1054 | * @ioc: per adapter object |
| 1055 | * Context: This function will acquire ioc->pcie_device_lock |
| 1056 | * |
| 1057 | * Update ioc->max_shutdown_latency to that NVMe drives RTD3 Entry Latency |
| 1058 | * which has reported maximum among all available NVMe drives. |
| 1059 | * Minimum max_shutdown_latency will be six seconds. |
| 1060 | */ |
| 1061 | static void |
| 1062 | _scsih_set_nvme_max_shutdown_latency(struct MPT3SAS_ADAPTER *ioc) |
| 1063 | { |
| 1064 | struct _pcie_device *pcie_device; |
| 1065 | unsigned long flags; |
| 1066 | u16 shutdown_latency = IO_UNIT_CONTROL_SHUTDOWN_TIMEOUT; |
| 1067 | |
| 1068 | spin_lock_irqsave(&ioc->pcie_device_lock, flags); |
| 1069 | list_for_each_entry(pcie_device, &ioc->pcie_device_list, list) { |
| 1070 | if (pcie_device->shutdown_latency) { |
| 1071 | if (shutdown_latency < pcie_device->shutdown_latency) |
| 1072 | shutdown_latency = |
| 1073 | pcie_device->shutdown_latency; |
| 1074 | } |
| 1075 | } |
| 1076 | ioc->max_shutdown_latency = shutdown_latency; |
| 1077 | spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); |
| 1078 | } |
| 1079 | |
| 1080 | /** |
| 1081 | * _scsih_pcie_device_remove - remove pcie_device from list. |
| 1082 | * @ioc: per adapter object |
| 1083 | * @pcie_device: the pcie_device object |
| 1084 | * Context: This function will acquire ioc->pcie_device_lock. |
| 1085 | * |
| 1086 | * If pcie_device is on the list, remove it and decrement its reference count. |
| 1087 | */ |
| 1088 | static void |
| 1089 | _scsih_pcie_device_remove(struct MPT3SAS_ADAPTER *ioc, |
| 1090 | struct _pcie_device *pcie_device) |
| 1091 | { |
| 1092 | unsigned long flags; |
| 1093 | int was_on_pcie_device_list = 0; |
| 1094 | u8 update_latency = 0; |
| 1095 | |
| 1096 | if (!pcie_device) |
| 1097 | return; |
| 1098 | ioc_info(ioc, "removing handle(0x%04x), wwid(0x%016llx)\n", |
| 1099 | pcie_device->handle, (u64)pcie_device->wwid); |
| 1100 | if (pcie_device->enclosure_handle != 0) |
| 1101 | ioc_info(ioc, "removing enclosure logical id(0x%016llx), slot(%d)\n", |
| 1102 | (u64)pcie_device->enclosure_logical_id, |
| 1103 | pcie_device->slot); |
| 1104 | if (pcie_device->connector_name[0] != '\0') |
| 1105 | ioc_info(ioc, "removing enclosure level(0x%04x), connector name( %s)\n", |
| 1106 | pcie_device->enclosure_level, |
| 1107 | pcie_device->connector_name); |
| 1108 | |
| 1109 | spin_lock_irqsave(&ioc->pcie_device_lock, flags); |
| 1110 | if (!list_empty(&pcie_device->list)) { |
| 1111 | list_del_init(&pcie_device->list); |
| 1112 | was_on_pcie_device_list = 1; |
| 1113 | } |
| 1114 | if (pcie_device->shutdown_latency == ioc->max_shutdown_latency) |
| 1115 | update_latency = 1; |
| 1116 | spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); |
| 1117 | if (was_on_pcie_device_list) { |
| 1118 | kfree(pcie_device->serial_number); |
| 1119 | pcie_device_put(pcie_device); |
| 1120 | } |
| 1121 | |
| 1122 | /* |
| 1123 | * This device's RTD3 Entry Latency matches IOC's |
| 1124 | * max_shutdown_latency. Recalculate IOC's max_shutdown_latency |
| 1125 | * from the available drives as current drive is getting removed. |
| 1126 | */ |
| 1127 | if (update_latency) |
| 1128 | _scsih_set_nvme_max_shutdown_latency(ioc); |
| 1129 | } |
| 1130 | |
| 1131 | |
| 1132 | /** |
| 1133 | * _scsih_pcie_device_remove_by_handle - removing pcie device object by handle |
| 1134 | * @ioc: per adapter object |
| 1135 | * @handle: device handle |
| 1136 | */ |
| 1137 | static void |
| 1138 | _scsih_pcie_device_remove_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle) |
| 1139 | { |
| 1140 | struct _pcie_device *pcie_device; |
| 1141 | unsigned long flags; |
| 1142 | int was_on_pcie_device_list = 0; |
| 1143 | u8 update_latency = 0; |
| 1144 | |
| 1145 | if (ioc->shost_recovery) |
| 1146 | return; |
| 1147 | |
| 1148 | spin_lock_irqsave(&ioc->pcie_device_lock, flags); |
| 1149 | pcie_device = __mpt3sas_get_pdev_by_handle(ioc, handle); |
| 1150 | if (pcie_device) { |
| 1151 | if (!list_empty(&pcie_device->list)) { |
| 1152 | list_del_init(&pcie_device->list); |
| 1153 | was_on_pcie_device_list = 1; |
| 1154 | pcie_device_put(pcie_device); |
| 1155 | } |
| 1156 | if (pcie_device->shutdown_latency == ioc->max_shutdown_latency) |
| 1157 | update_latency = 1; |
| 1158 | } |
| 1159 | spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); |
| 1160 | if (was_on_pcie_device_list) { |
| 1161 | _scsih_pcie_device_remove_from_sml(ioc, pcie_device); |
| 1162 | pcie_device_put(pcie_device); |
| 1163 | } |
| 1164 | |
| 1165 | /* |
| 1166 | * This device's RTD3 Entry Latency matches IOC's |
| 1167 | * max_shutdown_latency. Recalculate IOC's max_shutdown_latency |
| 1168 | * from the available drives as current drive is getting removed. |
| 1169 | */ |
| 1170 | if (update_latency) |
| 1171 | _scsih_set_nvme_max_shutdown_latency(ioc); |
| 1172 | } |
| 1173 | |
| 1174 | /** |
| 1175 | * _scsih_pcie_device_add - add pcie_device object |
| 1176 | * @ioc: per adapter object |
| 1177 | * @pcie_device: pcie_device object |
| 1178 | * |
| 1179 | * This is added to the pcie_device_list link list. |
| 1180 | */ |
| 1181 | static void |
| 1182 | _scsih_pcie_device_add(struct MPT3SAS_ADAPTER *ioc, |
| 1183 | struct _pcie_device *pcie_device) |
| 1184 | { |
| 1185 | unsigned long flags; |
| 1186 | |
| 1187 | dewtprintk(ioc, |
| 1188 | ioc_info(ioc, "%s: handle (0x%04x), wwid(0x%016llx)\n", |
| 1189 | __func__, |
| 1190 | pcie_device->handle, (u64)pcie_device->wwid)); |
| 1191 | if (pcie_device->enclosure_handle != 0) |
| 1192 | dewtprintk(ioc, |
| 1193 | ioc_info(ioc, "%s: enclosure logical id(0x%016llx), slot( %d)\n", |
| 1194 | __func__, |
| 1195 | (u64)pcie_device->enclosure_logical_id, |
| 1196 | pcie_device->slot)); |
| 1197 | if (pcie_device->connector_name[0] != '\0') |
| 1198 | dewtprintk(ioc, |
| 1199 | ioc_info(ioc, "%s: enclosure level(0x%04x), connector name( %s)\n", |
| 1200 | __func__, pcie_device->enclosure_level, |
| 1201 | pcie_device->connector_name)); |
| 1202 | |
| 1203 | spin_lock_irqsave(&ioc->pcie_device_lock, flags); |
| 1204 | pcie_device_get(pcie_device); |
| 1205 | list_add_tail(&pcie_device->list, &ioc->pcie_device_list); |
| 1206 | spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); |
| 1207 | |
| 1208 | if (pcie_device->access_status == |
| 1209 | MPI26_PCIEDEV0_ASTATUS_DEVICE_BLOCKED) { |
| 1210 | clear_bit(pcie_device->handle, ioc->pend_os_device_add); |
| 1211 | return; |
| 1212 | } |
| 1213 | if (scsi_add_device(ioc->shost, PCIE_CHANNEL, pcie_device->id, 0)) { |
| 1214 | _scsih_pcie_device_remove(ioc, pcie_device); |
| 1215 | } else if (!pcie_device->starget) { |
| 1216 | if (!ioc->is_driver_loading) { |
| 1217 | /*TODO-- Need to find out whether this condition will occur or not*/ |
| 1218 | clear_bit(pcie_device->handle, ioc->pend_os_device_add); |
| 1219 | } |
| 1220 | } else |
| 1221 | clear_bit(pcie_device->handle, ioc->pend_os_device_add); |
| 1222 | } |
| 1223 | |
| 1224 | /* |
| 1225 | * _scsih_pcie_device_init_add - insert pcie_device to the init list. |
| 1226 | * @ioc: per adapter object |
| 1227 | * @pcie_device: the pcie_device object |
| 1228 | * Context: This function will acquire ioc->pcie_device_lock. |
| 1229 | * |
| 1230 | * Adding new object at driver load time to the ioc->pcie_device_init_list. |
| 1231 | */ |
| 1232 | static void |
| 1233 | _scsih_pcie_device_init_add(struct MPT3SAS_ADAPTER *ioc, |
| 1234 | struct _pcie_device *pcie_device) |
| 1235 | { |
| 1236 | unsigned long flags; |
| 1237 | |
| 1238 | dewtprintk(ioc, |
| 1239 | ioc_info(ioc, "%s: handle (0x%04x), wwid(0x%016llx)\n", |
| 1240 | __func__, |
| 1241 | pcie_device->handle, (u64)pcie_device->wwid)); |
| 1242 | if (pcie_device->enclosure_handle != 0) |
| 1243 | dewtprintk(ioc, |
| 1244 | ioc_info(ioc, "%s: enclosure logical id(0x%016llx), slot( %d)\n", |
| 1245 | __func__, |
| 1246 | (u64)pcie_device->enclosure_logical_id, |
| 1247 | pcie_device->slot)); |
| 1248 | if (pcie_device->connector_name[0] != '\0') |
| 1249 | dewtprintk(ioc, |
| 1250 | ioc_info(ioc, "%s: enclosure level(0x%04x), connector name( %s)\n", |
| 1251 | __func__, pcie_device->enclosure_level, |
| 1252 | pcie_device->connector_name)); |
| 1253 | |
| 1254 | spin_lock_irqsave(&ioc->pcie_device_lock, flags); |
| 1255 | pcie_device_get(pcie_device); |
| 1256 | list_add_tail(&pcie_device->list, &ioc->pcie_device_init_list); |
| 1257 | if (pcie_device->access_status != |
| 1258 | MPI26_PCIEDEV0_ASTATUS_DEVICE_BLOCKED) |
| 1259 | _scsih_determine_boot_device(ioc, pcie_device, PCIE_CHANNEL); |
| 1260 | spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); |
| 1261 | } |
| 1262 | /** |
| 1263 | * _scsih_raid_device_find_by_id - raid device search |
| 1264 | * @ioc: per adapter object |
| 1265 | * @id: sas device target id |
| 1266 | * @channel: sas device channel |
| 1267 | * Context: Calling function should acquire ioc->raid_device_lock |
| 1268 | * |
| 1269 | * This searches for raid_device based on target id, then return raid_device |
| 1270 | * object. |
| 1271 | */ |
| 1272 | static struct _raid_device * |
| 1273 | _scsih_raid_device_find_by_id(struct MPT3SAS_ADAPTER *ioc, int id, int channel) |
| 1274 | { |
| 1275 | struct _raid_device *raid_device, *r; |
| 1276 | |
| 1277 | r = NULL; |
| 1278 | list_for_each_entry(raid_device, &ioc->raid_device_list, list) { |
| 1279 | if (raid_device->id == id && raid_device->channel == channel) { |
| 1280 | r = raid_device; |
| 1281 | goto out; |
| 1282 | } |
| 1283 | } |
| 1284 | |
| 1285 | out: |
| 1286 | return r; |
| 1287 | } |
| 1288 | |
| 1289 | /** |
| 1290 | * mpt3sas_raid_device_find_by_handle - raid device search |
| 1291 | * @ioc: per adapter object |
| 1292 | * @handle: sas device handle (assigned by firmware) |
| 1293 | * Context: Calling function should acquire ioc->raid_device_lock |
| 1294 | * |
| 1295 | * This searches for raid_device based on handle, then return raid_device |
| 1296 | * object. |
| 1297 | */ |
| 1298 | struct _raid_device * |
| 1299 | mpt3sas_raid_device_find_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle) |
| 1300 | { |
| 1301 | struct _raid_device *raid_device, *r; |
| 1302 | |
| 1303 | r = NULL; |
| 1304 | list_for_each_entry(raid_device, &ioc->raid_device_list, list) { |
| 1305 | if (raid_device->handle != handle) |
| 1306 | continue; |
| 1307 | r = raid_device; |
| 1308 | goto out; |
| 1309 | } |
| 1310 | |
| 1311 | out: |
| 1312 | return r; |
| 1313 | } |
| 1314 | |
| 1315 | /** |
| 1316 | * _scsih_raid_device_find_by_wwid - raid device search |
| 1317 | * @ioc: per adapter object |
| 1318 | * @wwid: ? |
| 1319 | * Context: Calling function should acquire ioc->raid_device_lock |
| 1320 | * |
| 1321 | * This searches for raid_device based on wwid, then return raid_device |
| 1322 | * object. |
| 1323 | */ |
| 1324 | static struct _raid_device * |
| 1325 | _scsih_raid_device_find_by_wwid(struct MPT3SAS_ADAPTER *ioc, u64 wwid) |
| 1326 | { |
| 1327 | struct _raid_device *raid_device, *r; |
| 1328 | |
| 1329 | r = NULL; |
| 1330 | list_for_each_entry(raid_device, &ioc->raid_device_list, list) { |
| 1331 | if (raid_device->wwid != wwid) |
| 1332 | continue; |
| 1333 | r = raid_device; |
| 1334 | goto out; |
| 1335 | } |
| 1336 | |
| 1337 | out: |
| 1338 | return r; |
| 1339 | } |
| 1340 | |
| 1341 | /** |
| 1342 | * _scsih_raid_device_add - add raid_device object |
| 1343 | * @ioc: per adapter object |
| 1344 | * @raid_device: raid_device object |
| 1345 | * |
| 1346 | * This is added to the raid_device_list link list. |
| 1347 | */ |
| 1348 | static void |
| 1349 | _scsih_raid_device_add(struct MPT3SAS_ADAPTER *ioc, |
| 1350 | struct _raid_device *raid_device) |
| 1351 | { |
| 1352 | unsigned long flags; |
| 1353 | |
| 1354 | dewtprintk(ioc, |
| 1355 | ioc_info(ioc, "%s: handle(0x%04x), wwid(0x%016llx)\n", |
| 1356 | __func__, |
| 1357 | raid_device->handle, (u64)raid_device->wwid)); |
| 1358 | |
| 1359 | spin_lock_irqsave(&ioc->raid_device_lock, flags); |
| 1360 | list_add_tail(&raid_device->list, &ioc->raid_device_list); |
| 1361 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); |
| 1362 | } |
| 1363 | |
| 1364 | /** |
| 1365 | * _scsih_raid_device_remove - delete raid_device object |
| 1366 | * @ioc: per adapter object |
| 1367 | * @raid_device: raid_device object |
| 1368 | * |
| 1369 | */ |
| 1370 | static void |
| 1371 | _scsih_raid_device_remove(struct MPT3SAS_ADAPTER *ioc, |
| 1372 | struct _raid_device *raid_device) |
| 1373 | { |
| 1374 | unsigned long flags; |
| 1375 | |
| 1376 | spin_lock_irqsave(&ioc->raid_device_lock, flags); |
| 1377 | list_del(&raid_device->list); |
| 1378 | kfree(raid_device); |
| 1379 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); |
| 1380 | } |
| 1381 | |
| 1382 | /** |
| 1383 | * mpt3sas_scsih_expander_find_by_handle - expander device search |
| 1384 | * @ioc: per adapter object |
| 1385 | * @handle: expander handle (assigned by firmware) |
| 1386 | * Context: Calling function should acquire ioc->sas_device_lock |
| 1387 | * |
| 1388 | * This searches for expander device based on handle, then returns the |
| 1389 | * sas_node object. |
| 1390 | */ |
| 1391 | struct _sas_node * |
| 1392 | mpt3sas_scsih_expander_find_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle) |
| 1393 | { |
| 1394 | struct _sas_node *sas_expander, *r; |
| 1395 | |
| 1396 | r = NULL; |
| 1397 | list_for_each_entry(sas_expander, &ioc->sas_expander_list, list) { |
| 1398 | if (sas_expander->handle != handle) |
| 1399 | continue; |
| 1400 | r = sas_expander; |
| 1401 | goto out; |
| 1402 | } |
| 1403 | out: |
| 1404 | return r; |
| 1405 | } |
| 1406 | |
| 1407 | /** |
| 1408 | * mpt3sas_scsih_enclosure_find_by_handle - exclosure device search |
| 1409 | * @ioc: per adapter object |
| 1410 | * @handle: enclosure handle (assigned by firmware) |
| 1411 | * Context: Calling function should acquire ioc->sas_device_lock |
| 1412 | * |
| 1413 | * This searches for enclosure device based on handle, then returns the |
| 1414 | * enclosure object. |
| 1415 | */ |
| 1416 | static struct _enclosure_node * |
| 1417 | mpt3sas_scsih_enclosure_find_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle) |
| 1418 | { |
| 1419 | struct _enclosure_node *enclosure_dev, *r; |
| 1420 | |
| 1421 | r = NULL; |
| 1422 | list_for_each_entry(enclosure_dev, &ioc->enclosure_list, list) { |
| 1423 | if (le16_to_cpu(enclosure_dev->pg0.EnclosureHandle) != handle) |
| 1424 | continue; |
| 1425 | r = enclosure_dev; |
| 1426 | goto out; |
| 1427 | } |
| 1428 | out: |
| 1429 | return r; |
| 1430 | } |
| 1431 | /** |
| 1432 | * mpt3sas_scsih_expander_find_by_sas_address - expander device search |
| 1433 | * @ioc: per adapter object |
| 1434 | * @sas_address: sas address |
| 1435 | * Context: Calling function should acquire ioc->sas_node_lock. |
| 1436 | * |
| 1437 | * This searches for expander device based on sas_address, then returns the |
| 1438 | * sas_node object. |
| 1439 | */ |
| 1440 | struct _sas_node * |
| 1441 | mpt3sas_scsih_expander_find_by_sas_address(struct MPT3SAS_ADAPTER *ioc, |
| 1442 | u64 sas_address) |
| 1443 | { |
| 1444 | struct _sas_node *sas_expander, *r; |
| 1445 | |
| 1446 | r = NULL; |
| 1447 | list_for_each_entry(sas_expander, &ioc->sas_expander_list, list) { |
| 1448 | if (sas_expander->sas_address != sas_address) |
| 1449 | continue; |
| 1450 | r = sas_expander; |
| 1451 | goto out; |
| 1452 | } |
| 1453 | out: |
| 1454 | return r; |
| 1455 | } |
| 1456 | |
| 1457 | /** |
| 1458 | * _scsih_expander_node_add - insert expander device to the list. |
| 1459 | * @ioc: per adapter object |
| 1460 | * @sas_expander: the sas_device object |
| 1461 | * Context: This function will acquire ioc->sas_node_lock. |
| 1462 | * |
| 1463 | * Adding new object to the ioc->sas_expander_list. |
| 1464 | */ |
| 1465 | static void |
| 1466 | _scsih_expander_node_add(struct MPT3SAS_ADAPTER *ioc, |
| 1467 | struct _sas_node *sas_expander) |
| 1468 | { |
| 1469 | unsigned long flags; |
| 1470 | |
| 1471 | spin_lock_irqsave(&ioc->sas_node_lock, flags); |
| 1472 | list_add_tail(&sas_expander->list, &ioc->sas_expander_list); |
| 1473 | spin_unlock_irqrestore(&ioc->sas_node_lock, flags); |
| 1474 | } |
| 1475 | |
| 1476 | /** |
| 1477 | * _scsih_is_end_device - determines if device is an end device |
| 1478 | * @device_info: bitfield providing information about the device. |
| 1479 | * Context: none |
| 1480 | * |
| 1481 | * Return: 1 if end device. |
| 1482 | */ |
| 1483 | static int |
| 1484 | _scsih_is_end_device(u32 device_info) |
| 1485 | { |
| 1486 | if (device_info & MPI2_SAS_DEVICE_INFO_END_DEVICE && |
| 1487 | ((device_info & MPI2_SAS_DEVICE_INFO_SSP_TARGET) | |
| 1488 | (device_info & MPI2_SAS_DEVICE_INFO_STP_TARGET) | |
| 1489 | (device_info & MPI2_SAS_DEVICE_INFO_SATA_DEVICE))) |
| 1490 | return 1; |
| 1491 | else |
| 1492 | return 0; |
| 1493 | } |
| 1494 | |
| 1495 | /** |
| 1496 | * _scsih_is_nvme_pciescsi_device - determines if |
| 1497 | * device is an pcie nvme/scsi device |
| 1498 | * @device_info: bitfield providing information about the device. |
| 1499 | * Context: none |
| 1500 | * |
| 1501 | * Returns 1 if device is pcie device type nvme/scsi. |
| 1502 | */ |
| 1503 | static int |
| 1504 | _scsih_is_nvme_pciescsi_device(u32 device_info) |
| 1505 | { |
| 1506 | if (((device_info & MPI26_PCIE_DEVINFO_MASK_DEVICE_TYPE) |
| 1507 | == MPI26_PCIE_DEVINFO_NVME) || |
| 1508 | ((device_info & MPI26_PCIE_DEVINFO_MASK_DEVICE_TYPE) |
| 1509 | == MPI26_PCIE_DEVINFO_SCSI)) |
| 1510 | return 1; |
| 1511 | else |
| 1512 | return 0; |
| 1513 | } |
| 1514 | |
| 1515 | /** |
| 1516 | * mpt3sas_scsih_scsi_lookup_get - returns scmd entry |
| 1517 | * @ioc: per adapter object |
| 1518 | * @smid: system request message index |
| 1519 | * |
| 1520 | * Return: the smid stored scmd pointer. |
| 1521 | * Then will dereference the stored scmd pointer. |
| 1522 | */ |
| 1523 | struct scsi_cmnd * |
| 1524 | mpt3sas_scsih_scsi_lookup_get(struct MPT3SAS_ADAPTER *ioc, u16 smid) |
| 1525 | { |
| 1526 | struct scsi_cmnd *scmd = NULL; |
| 1527 | struct scsiio_tracker *st; |
| 1528 | Mpi25SCSIIORequest_t *mpi_request; |
| 1529 | |
| 1530 | if (smid > 0 && |
| 1531 | smid <= ioc->scsiio_depth - INTERNAL_SCSIIO_CMDS_COUNT) { |
| 1532 | u32 unique_tag = smid - 1; |
| 1533 | |
| 1534 | mpi_request = mpt3sas_base_get_msg_frame(ioc, smid); |
| 1535 | |
| 1536 | /* |
| 1537 | * If SCSI IO request is outstanding at driver level then |
| 1538 | * DevHandle filed must be non-zero. If DevHandle is zero |
| 1539 | * then it means that this smid is free at driver level, |
| 1540 | * so return NULL. |
| 1541 | */ |
| 1542 | if (!mpi_request->DevHandle) |
| 1543 | return scmd; |
| 1544 | |
| 1545 | scmd = scsi_host_find_tag(ioc->shost, unique_tag); |
| 1546 | if (scmd) { |
| 1547 | st = scsi_cmd_priv(scmd); |
| 1548 | if (st->cb_idx == 0xFF || st->smid == 0) |
| 1549 | scmd = NULL; |
| 1550 | } |
| 1551 | } |
| 1552 | return scmd; |
| 1553 | } |
| 1554 | |
| 1555 | /** |
| 1556 | * scsih_change_queue_depth - setting device queue depth |
| 1557 | * @sdev: scsi device struct |
| 1558 | * @qdepth: requested queue depth |
| 1559 | * |
| 1560 | * Return: queue depth. |
| 1561 | */ |
| 1562 | static int |
| 1563 | scsih_change_queue_depth(struct scsi_device *sdev, int qdepth) |
| 1564 | { |
| 1565 | struct Scsi_Host *shost = sdev->host; |
| 1566 | int max_depth; |
| 1567 | struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); |
| 1568 | struct MPT3SAS_DEVICE *sas_device_priv_data; |
| 1569 | struct MPT3SAS_TARGET *sas_target_priv_data; |
| 1570 | struct _sas_device *sas_device; |
| 1571 | unsigned long flags; |
| 1572 | |
| 1573 | max_depth = shost->can_queue; |
| 1574 | |
| 1575 | /* |
| 1576 | * limit max device queue for SATA to 32 if enable_sdev_max_qd |
| 1577 | * is disabled. |
| 1578 | */ |
| 1579 | if (ioc->enable_sdev_max_qd) |
| 1580 | goto not_sata; |
| 1581 | |
| 1582 | sas_device_priv_data = sdev->hostdata; |
| 1583 | if (!sas_device_priv_data) |
| 1584 | goto not_sata; |
| 1585 | sas_target_priv_data = sas_device_priv_data->sas_target; |
| 1586 | if (!sas_target_priv_data) |
| 1587 | goto not_sata; |
| 1588 | if ((sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME)) |
| 1589 | goto not_sata; |
| 1590 | |
| 1591 | spin_lock_irqsave(&ioc->sas_device_lock, flags); |
| 1592 | sas_device = __mpt3sas_get_sdev_from_target(ioc, sas_target_priv_data); |
| 1593 | if (sas_device) { |
| 1594 | if (sas_device->device_info & MPI2_SAS_DEVICE_INFO_SATA_DEVICE) |
| 1595 | max_depth = MPT3SAS_SATA_QUEUE_DEPTH; |
| 1596 | |
| 1597 | sas_device_put(sas_device); |
| 1598 | } |
| 1599 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
| 1600 | |
| 1601 | not_sata: |
| 1602 | |
| 1603 | if (!sdev->tagged_supported) |
| 1604 | max_depth = 1; |
| 1605 | if (qdepth > max_depth) |
| 1606 | qdepth = max_depth; |
| 1607 | scsi_change_queue_depth(sdev, qdepth); |
| 1608 | sdev_printk(KERN_INFO, sdev, |
| 1609 | "qdepth(%d), tagged(%d), scsi_level(%d), cmd_que(%d)\n", |
| 1610 | sdev->queue_depth, sdev->tagged_supported, |
| 1611 | sdev->scsi_level, ((sdev->inquiry[7] & 2) >> 1)); |
| 1612 | return sdev->queue_depth; |
| 1613 | } |
| 1614 | |
| 1615 | /** |
| 1616 | * mpt3sas_scsih_change_queue_depth - setting device queue depth |
| 1617 | * @sdev: scsi device struct |
| 1618 | * @qdepth: requested queue depth |
| 1619 | * |
| 1620 | * Returns nothing. |
| 1621 | */ |
| 1622 | void |
| 1623 | mpt3sas_scsih_change_queue_depth(struct scsi_device *sdev, int qdepth) |
| 1624 | { |
| 1625 | struct Scsi_Host *shost = sdev->host; |
| 1626 | struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); |
| 1627 | |
| 1628 | if (ioc->enable_sdev_max_qd) |
| 1629 | qdepth = shost->can_queue; |
| 1630 | |
| 1631 | scsih_change_queue_depth(sdev, qdepth); |
| 1632 | } |
| 1633 | |
| 1634 | /** |
| 1635 | * scsih_target_alloc - target add routine |
| 1636 | * @starget: scsi target struct |
| 1637 | * |
| 1638 | * Return: 0 if ok. Any other return is assumed to be an error and |
| 1639 | * the device is ignored. |
| 1640 | */ |
| 1641 | static int |
| 1642 | scsih_target_alloc(struct scsi_target *starget) |
| 1643 | { |
| 1644 | struct Scsi_Host *shost = dev_to_shost(&starget->dev); |
| 1645 | struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); |
| 1646 | struct MPT3SAS_TARGET *sas_target_priv_data; |
| 1647 | struct _sas_device *sas_device; |
| 1648 | struct _raid_device *raid_device; |
| 1649 | struct _pcie_device *pcie_device; |
| 1650 | unsigned long flags; |
| 1651 | struct sas_rphy *rphy; |
| 1652 | |
| 1653 | sas_target_priv_data = kzalloc(sizeof(*sas_target_priv_data), |
| 1654 | GFP_KERNEL); |
| 1655 | if (!sas_target_priv_data) |
| 1656 | return -ENOMEM; |
| 1657 | |
| 1658 | starget->hostdata = sas_target_priv_data; |
| 1659 | sas_target_priv_data->starget = starget; |
| 1660 | sas_target_priv_data->handle = MPT3SAS_INVALID_DEVICE_HANDLE; |
| 1661 | |
| 1662 | /* RAID volumes */ |
| 1663 | if (starget->channel == RAID_CHANNEL) { |
| 1664 | spin_lock_irqsave(&ioc->raid_device_lock, flags); |
| 1665 | raid_device = _scsih_raid_device_find_by_id(ioc, starget->id, |
| 1666 | starget->channel); |
| 1667 | if (raid_device) { |
| 1668 | sas_target_priv_data->handle = raid_device->handle; |
| 1669 | sas_target_priv_data->sas_address = raid_device->wwid; |
| 1670 | sas_target_priv_data->flags |= MPT_TARGET_FLAGS_VOLUME; |
| 1671 | if (ioc->is_warpdrive) |
| 1672 | sas_target_priv_data->raid_device = raid_device; |
| 1673 | raid_device->starget = starget; |
| 1674 | } |
| 1675 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); |
| 1676 | return 0; |
| 1677 | } |
| 1678 | |
| 1679 | /* PCIe devices */ |
| 1680 | if (starget->channel == PCIE_CHANNEL) { |
| 1681 | spin_lock_irqsave(&ioc->pcie_device_lock, flags); |
| 1682 | pcie_device = __mpt3sas_get_pdev_by_idchannel(ioc, starget->id, |
| 1683 | starget->channel); |
| 1684 | if (pcie_device) { |
| 1685 | sas_target_priv_data->handle = pcie_device->handle; |
| 1686 | sas_target_priv_data->sas_address = pcie_device->wwid; |
| 1687 | sas_target_priv_data->pcie_dev = pcie_device; |
| 1688 | pcie_device->starget = starget; |
| 1689 | pcie_device->id = starget->id; |
| 1690 | pcie_device->channel = starget->channel; |
| 1691 | sas_target_priv_data->flags |= |
| 1692 | MPT_TARGET_FLAGS_PCIE_DEVICE; |
| 1693 | if (pcie_device->fast_path) |
| 1694 | sas_target_priv_data->flags |= |
| 1695 | MPT_TARGET_FASTPATH_IO; |
| 1696 | } |
| 1697 | spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); |
| 1698 | return 0; |
| 1699 | } |
| 1700 | |
| 1701 | /* sas/sata devices */ |
| 1702 | spin_lock_irqsave(&ioc->sas_device_lock, flags); |
| 1703 | rphy = dev_to_rphy(starget->dev.parent); |
| 1704 | sas_device = __mpt3sas_get_sdev_by_addr(ioc, |
| 1705 | rphy->identify.sas_address); |
| 1706 | |
| 1707 | if (sas_device) { |
| 1708 | sas_target_priv_data->handle = sas_device->handle; |
| 1709 | sas_target_priv_data->sas_address = sas_device->sas_address; |
| 1710 | sas_target_priv_data->sas_dev = sas_device; |
| 1711 | sas_device->starget = starget; |
| 1712 | sas_device->id = starget->id; |
| 1713 | sas_device->channel = starget->channel; |
| 1714 | if (test_bit(sas_device->handle, ioc->pd_handles)) |
| 1715 | sas_target_priv_data->flags |= |
| 1716 | MPT_TARGET_FLAGS_RAID_COMPONENT; |
| 1717 | if (sas_device->fast_path) |
| 1718 | sas_target_priv_data->flags |= |
| 1719 | MPT_TARGET_FASTPATH_IO; |
| 1720 | } |
| 1721 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
| 1722 | |
| 1723 | return 0; |
| 1724 | } |
| 1725 | |
| 1726 | /** |
| 1727 | * scsih_target_destroy - target destroy routine |
| 1728 | * @starget: scsi target struct |
| 1729 | */ |
| 1730 | static void |
| 1731 | scsih_target_destroy(struct scsi_target *starget) |
| 1732 | { |
| 1733 | struct Scsi_Host *shost = dev_to_shost(&starget->dev); |
| 1734 | struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); |
| 1735 | struct MPT3SAS_TARGET *sas_target_priv_data; |
| 1736 | struct _sas_device *sas_device; |
| 1737 | struct _raid_device *raid_device; |
| 1738 | struct _pcie_device *pcie_device; |
| 1739 | unsigned long flags; |
| 1740 | |
| 1741 | sas_target_priv_data = starget->hostdata; |
| 1742 | if (!sas_target_priv_data) |
| 1743 | return; |
| 1744 | |
| 1745 | if (starget->channel == RAID_CHANNEL) { |
| 1746 | spin_lock_irqsave(&ioc->raid_device_lock, flags); |
| 1747 | raid_device = _scsih_raid_device_find_by_id(ioc, starget->id, |
| 1748 | starget->channel); |
| 1749 | if (raid_device) { |
| 1750 | raid_device->starget = NULL; |
| 1751 | raid_device->sdev = NULL; |
| 1752 | } |
| 1753 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); |
| 1754 | goto out; |
| 1755 | } |
| 1756 | |
| 1757 | if (starget->channel == PCIE_CHANNEL) { |
| 1758 | spin_lock_irqsave(&ioc->pcie_device_lock, flags); |
| 1759 | pcie_device = __mpt3sas_get_pdev_from_target(ioc, |
| 1760 | sas_target_priv_data); |
| 1761 | if (pcie_device && (pcie_device->starget == starget) && |
| 1762 | (pcie_device->id == starget->id) && |
| 1763 | (pcie_device->channel == starget->channel)) |
| 1764 | pcie_device->starget = NULL; |
| 1765 | |
| 1766 | if (pcie_device) { |
| 1767 | /* |
| 1768 | * Corresponding get() is in _scsih_target_alloc() |
| 1769 | */ |
| 1770 | sas_target_priv_data->pcie_dev = NULL; |
| 1771 | pcie_device_put(pcie_device); |
| 1772 | pcie_device_put(pcie_device); |
| 1773 | } |
| 1774 | spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); |
| 1775 | goto out; |
| 1776 | } |
| 1777 | |
| 1778 | spin_lock_irqsave(&ioc->sas_device_lock, flags); |
| 1779 | sas_device = __mpt3sas_get_sdev_from_target(ioc, sas_target_priv_data); |
| 1780 | if (sas_device && (sas_device->starget == starget) && |
| 1781 | (sas_device->id == starget->id) && |
| 1782 | (sas_device->channel == starget->channel)) |
| 1783 | sas_device->starget = NULL; |
| 1784 | |
| 1785 | if (sas_device) { |
| 1786 | /* |
| 1787 | * Corresponding get() is in _scsih_target_alloc() |
| 1788 | */ |
| 1789 | sas_target_priv_data->sas_dev = NULL; |
| 1790 | sas_device_put(sas_device); |
| 1791 | |
| 1792 | sas_device_put(sas_device); |
| 1793 | } |
| 1794 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
| 1795 | |
| 1796 | out: |
| 1797 | kfree(sas_target_priv_data); |
| 1798 | starget->hostdata = NULL; |
| 1799 | } |
| 1800 | |
| 1801 | /** |
| 1802 | * scsih_slave_alloc - device add routine |
| 1803 | * @sdev: scsi device struct |
| 1804 | * |
| 1805 | * Return: 0 if ok. Any other return is assumed to be an error and |
| 1806 | * the device is ignored. |
| 1807 | */ |
| 1808 | static int |
| 1809 | scsih_slave_alloc(struct scsi_device *sdev) |
| 1810 | { |
| 1811 | struct Scsi_Host *shost; |
| 1812 | struct MPT3SAS_ADAPTER *ioc; |
| 1813 | struct MPT3SAS_TARGET *sas_target_priv_data; |
| 1814 | struct MPT3SAS_DEVICE *sas_device_priv_data; |
| 1815 | struct scsi_target *starget; |
| 1816 | struct _raid_device *raid_device; |
| 1817 | struct _sas_device *sas_device; |
| 1818 | struct _pcie_device *pcie_device; |
| 1819 | unsigned long flags; |
| 1820 | |
| 1821 | sas_device_priv_data = kzalloc(sizeof(*sas_device_priv_data), |
| 1822 | GFP_KERNEL); |
| 1823 | if (!sas_device_priv_data) |
| 1824 | return -ENOMEM; |
| 1825 | |
| 1826 | sas_device_priv_data->lun = sdev->lun; |
| 1827 | sas_device_priv_data->flags = MPT_DEVICE_FLAGS_INIT; |
| 1828 | |
| 1829 | starget = scsi_target(sdev); |
| 1830 | sas_target_priv_data = starget->hostdata; |
| 1831 | sas_target_priv_data->num_luns++; |
| 1832 | sas_device_priv_data->sas_target = sas_target_priv_data; |
| 1833 | sdev->hostdata = sas_device_priv_data; |
| 1834 | if ((sas_target_priv_data->flags & MPT_TARGET_FLAGS_RAID_COMPONENT)) |
| 1835 | sdev->no_uld_attach = 1; |
| 1836 | |
| 1837 | shost = dev_to_shost(&starget->dev); |
| 1838 | ioc = shost_priv(shost); |
| 1839 | if (starget->channel == RAID_CHANNEL) { |
| 1840 | spin_lock_irqsave(&ioc->raid_device_lock, flags); |
| 1841 | raid_device = _scsih_raid_device_find_by_id(ioc, |
| 1842 | starget->id, starget->channel); |
| 1843 | if (raid_device) |
| 1844 | raid_device->sdev = sdev; /* raid is single lun */ |
| 1845 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); |
| 1846 | } |
| 1847 | if (starget->channel == PCIE_CHANNEL) { |
| 1848 | spin_lock_irqsave(&ioc->pcie_device_lock, flags); |
| 1849 | pcie_device = __mpt3sas_get_pdev_by_wwid(ioc, |
| 1850 | sas_target_priv_data->sas_address); |
| 1851 | if (pcie_device && (pcie_device->starget == NULL)) { |
| 1852 | sdev_printk(KERN_INFO, sdev, |
| 1853 | "%s : pcie_device->starget set to starget @ %d\n", |
| 1854 | __func__, __LINE__); |
| 1855 | pcie_device->starget = starget; |
| 1856 | } |
| 1857 | |
| 1858 | if (pcie_device) |
| 1859 | pcie_device_put(pcie_device); |
| 1860 | spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); |
| 1861 | |
| 1862 | } else if (!(sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME)) { |
| 1863 | spin_lock_irqsave(&ioc->sas_device_lock, flags); |
| 1864 | sas_device = __mpt3sas_get_sdev_by_addr(ioc, |
| 1865 | sas_target_priv_data->sas_address); |
| 1866 | if (sas_device && (sas_device->starget == NULL)) { |
| 1867 | sdev_printk(KERN_INFO, sdev, |
| 1868 | "%s : sas_device->starget set to starget @ %d\n", |
| 1869 | __func__, __LINE__); |
| 1870 | sas_device->starget = starget; |
| 1871 | } |
| 1872 | |
| 1873 | if (sas_device) |
| 1874 | sas_device_put(sas_device); |
| 1875 | |
| 1876 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
| 1877 | } |
| 1878 | |
| 1879 | return 0; |
| 1880 | } |
| 1881 | |
| 1882 | /** |
| 1883 | * scsih_slave_destroy - device destroy routine |
| 1884 | * @sdev: scsi device struct |
| 1885 | */ |
| 1886 | static void |
| 1887 | scsih_slave_destroy(struct scsi_device *sdev) |
| 1888 | { |
| 1889 | struct MPT3SAS_TARGET *sas_target_priv_data; |
| 1890 | struct scsi_target *starget; |
| 1891 | struct Scsi_Host *shost; |
| 1892 | struct MPT3SAS_ADAPTER *ioc; |
| 1893 | struct _sas_device *sas_device; |
| 1894 | struct _pcie_device *pcie_device; |
| 1895 | unsigned long flags; |
| 1896 | |
| 1897 | if (!sdev->hostdata) |
| 1898 | return; |
| 1899 | |
| 1900 | starget = scsi_target(sdev); |
| 1901 | sas_target_priv_data = starget->hostdata; |
| 1902 | sas_target_priv_data->num_luns--; |
| 1903 | |
| 1904 | shost = dev_to_shost(&starget->dev); |
| 1905 | ioc = shost_priv(shost); |
| 1906 | |
| 1907 | if (sas_target_priv_data->flags & MPT_TARGET_FLAGS_PCIE_DEVICE) { |
| 1908 | spin_lock_irqsave(&ioc->pcie_device_lock, flags); |
| 1909 | pcie_device = __mpt3sas_get_pdev_from_target(ioc, |
| 1910 | sas_target_priv_data); |
| 1911 | if (pcie_device && !sas_target_priv_data->num_luns) |
| 1912 | pcie_device->starget = NULL; |
| 1913 | |
| 1914 | if (pcie_device) |
| 1915 | pcie_device_put(pcie_device); |
| 1916 | |
| 1917 | spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); |
| 1918 | |
| 1919 | } else if (!(sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME)) { |
| 1920 | spin_lock_irqsave(&ioc->sas_device_lock, flags); |
| 1921 | sas_device = __mpt3sas_get_sdev_from_target(ioc, |
| 1922 | sas_target_priv_data); |
| 1923 | if (sas_device && !sas_target_priv_data->num_luns) |
| 1924 | sas_device->starget = NULL; |
| 1925 | |
| 1926 | if (sas_device) |
| 1927 | sas_device_put(sas_device); |
| 1928 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
| 1929 | } |
| 1930 | |
| 1931 | kfree(sdev->hostdata); |
| 1932 | sdev->hostdata = NULL; |
| 1933 | } |
| 1934 | |
| 1935 | /** |
| 1936 | * _scsih_display_sata_capabilities - sata capabilities |
| 1937 | * @ioc: per adapter object |
| 1938 | * @handle: device handle |
| 1939 | * @sdev: scsi device struct |
| 1940 | */ |
| 1941 | static void |
| 1942 | _scsih_display_sata_capabilities(struct MPT3SAS_ADAPTER *ioc, |
| 1943 | u16 handle, struct scsi_device *sdev) |
| 1944 | { |
| 1945 | Mpi2ConfigReply_t mpi_reply; |
| 1946 | Mpi2SasDevicePage0_t sas_device_pg0; |
| 1947 | u32 ioc_status; |
| 1948 | u16 flags; |
| 1949 | u32 device_info; |
| 1950 | |
| 1951 | if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0, |
| 1952 | MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) { |
| 1953 | ioc_err(ioc, "failure at %s:%d/%s()!\n", |
| 1954 | __FILE__, __LINE__, __func__); |
| 1955 | return; |
| 1956 | } |
| 1957 | |
| 1958 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & |
| 1959 | MPI2_IOCSTATUS_MASK; |
| 1960 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { |
| 1961 | ioc_err(ioc, "failure at %s:%d/%s()!\n", |
| 1962 | __FILE__, __LINE__, __func__); |
| 1963 | return; |
| 1964 | } |
| 1965 | |
| 1966 | flags = le16_to_cpu(sas_device_pg0.Flags); |
| 1967 | device_info = le32_to_cpu(sas_device_pg0.DeviceInfo); |
| 1968 | |
| 1969 | sdev_printk(KERN_INFO, sdev, |
| 1970 | "atapi(%s), ncq(%s), asyn_notify(%s), smart(%s), fua(%s), " |
| 1971 | "sw_preserve(%s)\n", |
| 1972 | (device_info & MPI2_SAS_DEVICE_INFO_ATAPI_DEVICE) ? "y" : "n", |
| 1973 | (flags & MPI2_SAS_DEVICE0_FLAGS_SATA_NCQ_SUPPORTED) ? "y" : "n", |
| 1974 | (flags & MPI2_SAS_DEVICE0_FLAGS_SATA_ASYNCHRONOUS_NOTIFY) ? "y" : |
| 1975 | "n", |
| 1976 | (flags & MPI2_SAS_DEVICE0_FLAGS_SATA_SMART_SUPPORTED) ? "y" : "n", |
| 1977 | (flags & MPI2_SAS_DEVICE0_FLAGS_SATA_FUA_SUPPORTED) ? "y" : "n", |
| 1978 | (flags & MPI2_SAS_DEVICE0_FLAGS_SATA_SW_PRESERVE) ? "y" : "n"); |
| 1979 | } |
| 1980 | |
| 1981 | /* |
| 1982 | * raid transport support - |
| 1983 | * Enabled for SLES11 and newer, in older kernels the driver will panic when |
| 1984 | * unloading the driver followed by a load - I believe that the subroutine |
| 1985 | * raid_class_release() is not cleaning up properly. |
| 1986 | */ |
| 1987 | |
| 1988 | /** |
| 1989 | * scsih_is_raid - return boolean indicating device is raid volume |
| 1990 | * @dev: the device struct object |
| 1991 | */ |
| 1992 | static int |
| 1993 | scsih_is_raid(struct device *dev) |
| 1994 | { |
| 1995 | struct scsi_device *sdev = to_scsi_device(dev); |
| 1996 | struct MPT3SAS_ADAPTER *ioc = shost_priv(sdev->host); |
| 1997 | |
| 1998 | if (ioc->is_warpdrive) |
| 1999 | return 0; |
| 2000 | return (sdev->channel == RAID_CHANNEL) ? 1 : 0; |
| 2001 | } |
| 2002 | |
| 2003 | static int |
| 2004 | scsih_is_nvme(struct device *dev) |
| 2005 | { |
| 2006 | struct scsi_device *sdev = to_scsi_device(dev); |
| 2007 | |
| 2008 | return (sdev->channel == PCIE_CHANNEL) ? 1 : 0; |
| 2009 | } |
| 2010 | |
| 2011 | /** |
| 2012 | * scsih_get_resync - get raid volume resync percent complete |
| 2013 | * @dev: the device struct object |
| 2014 | */ |
| 2015 | static void |
| 2016 | scsih_get_resync(struct device *dev) |
| 2017 | { |
| 2018 | struct scsi_device *sdev = to_scsi_device(dev); |
| 2019 | struct MPT3SAS_ADAPTER *ioc = shost_priv(sdev->host); |
| 2020 | static struct _raid_device *raid_device; |
| 2021 | unsigned long flags; |
| 2022 | Mpi2RaidVolPage0_t vol_pg0; |
| 2023 | Mpi2ConfigReply_t mpi_reply; |
| 2024 | u32 volume_status_flags; |
| 2025 | u8 percent_complete; |
| 2026 | u16 handle; |
| 2027 | |
| 2028 | percent_complete = 0; |
| 2029 | handle = 0; |
| 2030 | if (ioc->is_warpdrive) |
| 2031 | goto out; |
| 2032 | |
| 2033 | spin_lock_irqsave(&ioc->raid_device_lock, flags); |
| 2034 | raid_device = _scsih_raid_device_find_by_id(ioc, sdev->id, |
| 2035 | sdev->channel); |
| 2036 | if (raid_device) { |
| 2037 | handle = raid_device->handle; |
| 2038 | percent_complete = raid_device->percent_complete; |
| 2039 | } |
| 2040 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); |
| 2041 | |
| 2042 | if (!handle) |
| 2043 | goto out; |
| 2044 | |
| 2045 | if (mpt3sas_config_get_raid_volume_pg0(ioc, &mpi_reply, &vol_pg0, |
| 2046 | MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, handle, |
| 2047 | sizeof(Mpi2RaidVolPage0_t))) { |
| 2048 | ioc_err(ioc, "failure at %s:%d/%s()!\n", |
| 2049 | __FILE__, __LINE__, __func__); |
| 2050 | percent_complete = 0; |
| 2051 | goto out; |
| 2052 | } |
| 2053 | |
| 2054 | volume_status_flags = le32_to_cpu(vol_pg0.VolumeStatusFlags); |
| 2055 | if (!(volume_status_flags & |
| 2056 | MPI2_RAIDVOL0_STATUS_FLAG_RESYNC_IN_PROGRESS)) |
| 2057 | percent_complete = 0; |
| 2058 | |
| 2059 | out: |
| 2060 | |
| 2061 | switch (ioc->hba_mpi_version_belonged) { |
| 2062 | case MPI2_VERSION: |
| 2063 | raid_set_resync(mpt2sas_raid_template, dev, percent_complete); |
| 2064 | break; |
| 2065 | case MPI25_VERSION: |
| 2066 | case MPI26_VERSION: |
| 2067 | raid_set_resync(mpt3sas_raid_template, dev, percent_complete); |
| 2068 | break; |
| 2069 | } |
| 2070 | } |
| 2071 | |
| 2072 | /** |
| 2073 | * scsih_get_state - get raid volume level |
| 2074 | * @dev: the device struct object |
| 2075 | */ |
| 2076 | static void |
| 2077 | scsih_get_state(struct device *dev) |
| 2078 | { |
| 2079 | struct scsi_device *sdev = to_scsi_device(dev); |
| 2080 | struct MPT3SAS_ADAPTER *ioc = shost_priv(sdev->host); |
| 2081 | static struct _raid_device *raid_device; |
| 2082 | unsigned long flags; |
| 2083 | Mpi2RaidVolPage0_t vol_pg0; |
| 2084 | Mpi2ConfigReply_t mpi_reply; |
| 2085 | u32 volstate; |
| 2086 | enum raid_state state = RAID_STATE_UNKNOWN; |
| 2087 | u16 handle = 0; |
| 2088 | |
| 2089 | spin_lock_irqsave(&ioc->raid_device_lock, flags); |
| 2090 | raid_device = _scsih_raid_device_find_by_id(ioc, sdev->id, |
| 2091 | sdev->channel); |
| 2092 | if (raid_device) |
| 2093 | handle = raid_device->handle; |
| 2094 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); |
| 2095 | |
| 2096 | if (!raid_device) |
| 2097 | goto out; |
| 2098 | |
| 2099 | if (mpt3sas_config_get_raid_volume_pg0(ioc, &mpi_reply, &vol_pg0, |
| 2100 | MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, handle, |
| 2101 | sizeof(Mpi2RaidVolPage0_t))) { |
| 2102 | ioc_err(ioc, "failure at %s:%d/%s()!\n", |
| 2103 | __FILE__, __LINE__, __func__); |
| 2104 | goto out; |
| 2105 | } |
| 2106 | |
| 2107 | volstate = le32_to_cpu(vol_pg0.VolumeStatusFlags); |
| 2108 | if (volstate & MPI2_RAIDVOL0_STATUS_FLAG_RESYNC_IN_PROGRESS) { |
| 2109 | state = RAID_STATE_RESYNCING; |
| 2110 | goto out; |
| 2111 | } |
| 2112 | |
| 2113 | switch (vol_pg0.VolumeState) { |
| 2114 | case MPI2_RAID_VOL_STATE_OPTIMAL: |
| 2115 | case MPI2_RAID_VOL_STATE_ONLINE: |
| 2116 | state = RAID_STATE_ACTIVE; |
| 2117 | break; |
| 2118 | case MPI2_RAID_VOL_STATE_DEGRADED: |
| 2119 | state = RAID_STATE_DEGRADED; |
| 2120 | break; |
| 2121 | case MPI2_RAID_VOL_STATE_FAILED: |
| 2122 | case MPI2_RAID_VOL_STATE_MISSING: |
| 2123 | state = RAID_STATE_OFFLINE; |
| 2124 | break; |
| 2125 | } |
| 2126 | out: |
| 2127 | switch (ioc->hba_mpi_version_belonged) { |
| 2128 | case MPI2_VERSION: |
| 2129 | raid_set_state(mpt2sas_raid_template, dev, state); |
| 2130 | break; |
| 2131 | case MPI25_VERSION: |
| 2132 | case MPI26_VERSION: |
| 2133 | raid_set_state(mpt3sas_raid_template, dev, state); |
| 2134 | break; |
| 2135 | } |
| 2136 | } |
| 2137 | |
| 2138 | /** |
| 2139 | * _scsih_set_level - set raid level |
| 2140 | * @ioc: ? |
| 2141 | * @sdev: scsi device struct |
| 2142 | * @volume_type: volume type |
| 2143 | */ |
| 2144 | static void |
| 2145 | _scsih_set_level(struct MPT3SAS_ADAPTER *ioc, |
| 2146 | struct scsi_device *sdev, u8 volume_type) |
| 2147 | { |
| 2148 | enum raid_level level = RAID_LEVEL_UNKNOWN; |
| 2149 | |
| 2150 | switch (volume_type) { |
| 2151 | case MPI2_RAID_VOL_TYPE_RAID0: |
| 2152 | level = RAID_LEVEL_0; |
| 2153 | break; |
| 2154 | case MPI2_RAID_VOL_TYPE_RAID10: |
| 2155 | level = RAID_LEVEL_10; |
| 2156 | break; |
| 2157 | case MPI2_RAID_VOL_TYPE_RAID1E: |
| 2158 | level = RAID_LEVEL_1E; |
| 2159 | break; |
| 2160 | case MPI2_RAID_VOL_TYPE_RAID1: |
| 2161 | level = RAID_LEVEL_1; |
| 2162 | break; |
| 2163 | } |
| 2164 | |
| 2165 | switch (ioc->hba_mpi_version_belonged) { |
| 2166 | case MPI2_VERSION: |
| 2167 | raid_set_level(mpt2sas_raid_template, |
| 2168 | &sdev->sdev_gendev, level); |
| 2169 | break; |
| 2170 | case MPI25_VERSION: |
| 2171 | case MPI26_VERSION: |
| 2172 | raid_set_level(mpt3sas_raid_template, |
| 2173 | &sdev->sdev_gendev, level); |
| 2174 | break; |
| 2175 | } |
| 2176 | } |
| 2177 | |
| 2178 | |
| 2179 | /** |
| 2180 | * _scsih_get_volume_capabilities - volume capabilities |
| 2181 | * @ioc: per adapter object |
| 2182 | * @raid_device: the raid_device object |
| 2183 | * |
| 2184 | * Return: 0 for success, else 1 |
| 2185 | */ |
| 2186 | static int |
| 2187 | _scsih_get_volume_capabilities(struct MPT3SAS_ADAPTER *ioc, |
| 2188 | struct _raid_device *raid_device) |
| 2189 | { |
| 2190 | Mpi2RaidVolPage0_t *vol_pg0; |
| 2191 | Mpi2RaidPhysDiskPage0_t pd_pg0; |
| 2192 | Mpi2SasDevicePage0_t sas_device_pg0; |
| 2193 | Mpi2ConfigReply_t mpi_reply; |
| 2194 | u16 sz; |
| 2195 | u8 num_pds; |
| 2196 | |
| 2197 | if ((mpt3sas_config_get_number_pds(ioc, raid_device->handle, |
| 2198 | &num_pds)) || !num_pds) { |
| 2199 | dfailprintk(ioc, |
| 2200 | ioc_warn(ioc, "failure at %s:%d/%s()!\n", |
| 2201 | __FILE__, __LINE__, __func__)); |
| 2202 | return 1; |
| 2203 | } |
| 2204 | |
| 2205 | raid_device->num_pds = num_pds; |
| 2206 | sz = offsetof(Mpi2RaidVolPage0_t, PhysDisk) + (num_pds * |
| 2207 | sizeof(Mpi2RaidVol0PhysDisk_t)); |
| 2208 | vol_pg0 = kzalloc(sz, GFP_KERNEL); |
| 2209 | if (!vol_pg0) { |
| 2210 | dfailprintk(ioc, |
| 2211 | ioc_warn(ioc, "failure at %s:%d/%s()!\n", |
| 2212 | __FILE__, __LINE__, __func__)); |
| 2213 | return 1; |
| 2214 | } |
| 2215 | |
| 2216 | if ((mpt3sas_config_get_raid_volume_pg0(ioc, &mpi_reply, vol_pg0, |
| 2217 | MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, raid_device->handle, sz))) { |
| 2218 | dfailprintk(ioc, |
| 2219 | ioc_warn(ioc, "failure at %s:%d/%s()!\n", |
| 2220 | __FILE__, __LINE__, __func__)); |
| 2221 | kfree(vol_pg0); |
| 2222 | return 1; |
| 2223 | } |
| 2224 | |
| 2225 | raid_device->volume_type = vol_pg0->VolumeType; |
| 2226 | |
| 2227 | /* figure out what the underlying devices are by |
| 2228 | * obtaining the device_info bits for the 1st device |
| 2229 | */ |
| 2230 | if (!(mpt3sas_config_get_phys_disk_pg0(ioc, &mpi_reply, |
| 2231 | &pd_pg0, MPI2_PHYSDISK_PGAD_FORM_PHYSDISKNUM, |
| 2232 | vol_pg0->PhysDisk[0].PhysDiskNum))) { |
| 2233 | if (!(mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, |
| 2234 | &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, |
| 2235 | le16_to_cpu(pd_pg0.DevHandle)))) { |
| 2236 | raid_device->device_info = |
| 2237 | le32_to_cpu(sas_device_pg0.DeviceInfo); |
| 2238 | } |
| 2239 | } |
| 2240 | |
| 2241 | kfree(vol_pg0); |
| 2242 | return 0; |
| 2243 | } |
| 2244 | |
| 2245 | /** |
| 2246 | * _scsih_enable_tlr - setting TLR flags |
| 2247 | * @ioc: per adapter object |
| 2248 | * @sdev: scsi device struct |
| 2249 | * |
| 2250 | * Enabling Transaction Layer Retries for tape devices when |
| 2251 | * vpd page 0x90 is present |
| 2252 | * |
| 2253 | */ |
| 2254 | static void |
| 2255 | _scsih_enable_tlr(struct MPT3SAS_ADAPTER *ioc, struct scsi_device *sdev) |
| 2256 | { |
| 2257 | |
| 2258 | /* only for TAPE */ |
| 2259 | if (sdev->type != TYPE_TAPE) |
| 2260 | return; |
| 2261 | |
| 2262 | if (!(ioc->facts.IOCCapabilities & MPI2_IOCFACTS_CAPABILITY_TLR)) |
| 2263 | return; |
| 2264 | |
| 2265 | sas_enable_tlr(sdev); |
| 2266 | sdev_printk(KERN_INFO, sdev, "TLR %s\n", |
| 2267 | sas_is_tlr_enabled(sdev) ? "Enabled" : "Disabled"); |
| 2268 | return; |
| 2269 | |
| 2270 | } |
| 2271 | |
| 2272 | /** |
| 2273 | * scsih_slave_configure - device configure routine. |
| 2274 | * @sdev: scsi device struct |
| 2275 | * |
| 2276 | * Return: 0 if ok. Any other return is assumed to be an error and |
| 2277 | * the device is ignored. |
| 2278 | */ |
| 2279 | static int |
| 2280 | scsih_slave_configure(struct scsi_device *sdev) |
| 2281 | { |
| 2282 | struct Scsi_Host *shost = sdev->host; |
| 2283 | struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); |
| 2284 | struct MPT3SAS_DEVICE *sas_device_priv_data; |
| 2285 | struct MPT3SAS_TARGET *sas_target_priv_data; |
| 2286 | struct _sas_device *sas_device; |
| 2287 | struct _pcie_device *pcie_device; |
| 2288 | struct _raid_device *raid_device; |
| 2289 | unsigned long flags; |
| 2290 | int qdepth; |
| 2291 | u8 ssp_target = 0; |
| 2292 | char *ds = ""; |
| 2293 | char *r_level = ""; |
| 2294 | u16 handle, volume_handle = 0; |
| 2295 | u64 volume_wwid = 0; |
| 2296 | |
| 2297 | qdepth = 1; |
| 2298 | sas_device_priv_data = sdev->hostdata; |
| 2299 | sas_device_priv_data->configured_lun = 1; |
| 2300 | sas_device_priv_data->flags &= ~MPT_DEVICE_FLAGS_INIT; |
| 2301 | sas_target_priv_data = sas_device_priv_data->sas_target; |
| 2302 | handle = sas_target_priv_data->handle; |
| 2303 | |
| 2304 | /* raid volume handling */ |
| 2305 | if (sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME) { |
| 2306 | |
| 2307 | spin_lock_irqsave(&ioc->raid_device_lock, flags); |
| 2308 | raid_device = mpt3sas_raid_device_find_by_handle(ioc, handle); |
| 2309 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); |
| 2310 | if (!raid_device) { |
| 2311 | dfailprintk(ioc, |
| 2312 | ioc_warn(ioc, "failure at %s:%d/%s()!\n", |
| 2313 | __FILE__, __LINE__, __func__)); |
| 2314 | return 1; |
| 2315 | } |
| 2316 | |
| 2317 | if (_scsih_get_volume_capabilities(ioc, raid_device)) { |
| 2318 | dfailprintk(ioc, |
| 2319 | ioc_warn(ioc, "failure at %s:%d/%s()!\n", |
| 2320 | __FILE__, __LINE__, __func__)); |
| 2321 | return 1; |
| 2322 | } |
| 2323 | |
| 2324 | /* |
| 2325 | * WARPDRIVE: Initialize the required data for Direct IO |
| 2326 | */ |
| 2327 | mpt3sas_init_warpdrive_properties(ioc, raid_device); |
| 2328 | |
| 2329 | /* RAID Queue Depth Support |
| 2330 | * IS volume = underlying qdepth of drive type, either |
| 2331 | * MPT3SAS_SAS_QUEUE_DEPTH or MPT3SAS_SATA_QUEUE_DEPTH |
| 2332 | * IM/IME/R10 = 128 (MPT3SAS_RAID_QUEUE_DEPTH) |
| 2333 | */ |
| 2334 | if (raid_device->device_info & |
| 2335 | MPI2_SAS_DEVICE_INFO_SSP_TARGET) { |
| 2336 | qdepth = MPT3SAS_SAS_QUEUE_DEPTH; |
| 2337 | ds = "SSP"; |
| 2338 | } else { |
| 2339 | qdepth = MPT3SAS_SATA_QUEUE_DEPTH; |
| 2340 | if (raid_device->device_info & |
| 2341 | MPI2_SAS_DEVICE_INFO_SATA_DEVICE) |
| 2342 | ds = "SATA"; |
| 2343 | else |
| 2344 | ds = "STP"; |
| 2345 | } |
| 2346 | |
| 2347 | switch (raid_device->volume_type) { |
| 2348 | case MPI2_RAID_VOL_TYPE_RAID0: |
| 2349 | r_level = "RAID0"; |
| 2350 | break; |
| 2351 | case MPI2_RAID_VOL_TYPE_RAID1E: |
| 2352 | qdepth = MPT3SAS_RAID_QUEUE_DEPTH; |
| 2353 | if (ioc->manu_pg10.OEMIdentifier && |
| 2354 | (le32_to_cpu(ioc->manu_pg10.GenericFlags0) & |
| 2355 | MFG10_GF0_R10_DISPLAY) && |
| 2356 | !(raid_device->num_pds % 2)) |
| 2357 | r_level = "RAID10"; |
| 2358 | else |
| 2359 | r_level = "RAID1E"; |
| 2360 | break; |
| 2361 | case MPI2_RAID_VOL_TYPE_RAID1: |
| 2362 | qdepth = MPT3SAS_RAID_QUEUE_DEPTH; |
| 2363 | r_level = "RAID1"; |
| 2364 | break; |
| 2365 | case MPI2_RAID_VOL_TYPE_RAID10: |
| 2366 | qdepth = MPT3SAS_RAID_QUEUE_DEPTH; |
| 2367 | r_level = "RAID10"; |
| 2368 | break; |
| 2369 | case MPI2_RAID_VOL_TYPE_UNKNOWN: |
| 2370 | default: |
| 2371 | qdepth = MPT3SAS_RAID_QUEUE_DEPTH; |
| 2372 | r_level = "RAIDX"; |
| 2373 | break; |
| 2374 | } |
| 2375 | |
| 2376 | if (!ioc->hide_ir_msg) |
| 2377 | sdev_printk(KERN_INFO, sdev, |
| 2378 | "%s: handle(0x%04x), wwid(0x%016llx)," |
| 2379 | " pd_count(%d), type(%s)\n", |
| 2380 | r_level, raid_device->handle, |
| 2381 | (unsigned long long)raid_device->wwid, |
| 2382 | raid_device->num_pds, ds); |
| 2383 | |
| 2384 | if (shost->max_sectors > MPT3SAS_RAID_MAX_SECTORS) { |
| 2385 | blk_queue_max_hw_sectors(sdev->request_queue, |
| 2386 | MPT3SAS_RAID_MAX_SECTORS); |
| 2387 | sdev_printk(KERN_INFO, sdev, |
| 2388 | "Set queue's max_sector to: %u\n", |
| 2389 | MPT3SAS_RAID_MAX_SECTORS); |
| 2390 | } |
| 2391 | |
| 2392 | mpt3sas_scsih_change_queue_depth(sdev, qdepth); |
| 2393 | |
| 2394 | /* raid transport support */ |
| 2395 | if (!ioc->is_warpdrive) |
| 2396 | _scsih_set_level(ioc, sdev, raid_device->volume_type); |
| 2397 | return 0; |
| 2398 | } |
| 2399 | |
| 2400 | /* non-raid handling */ |
| 2401 | if (sas_target_priv_data->flags & MPT_TARGET_FLAGS_RAID_COMPONENT) { |
| 2402 | if (mpt3sas_config_get_volume_handle(ioc, handle, |
| 2403 | &volume_handle)) { |
| 2404 | dfailprintk(ioc, |
| 2405 | ioc_warn(ioc, "failure at %s:%d/%s()!\n", |
| 2406 | __FILE__, __LINE__, __func__)); |
| 2407 | return 1; |
| 2408 | } |
| 2409 | if (volume_handle && mpt3sas_config_get_volume_wwid(ioc, |
| 2410 | volume_handle, &volume_wwid)) { |
| 2411 | dfailprintk(ioc, |
| 2412 | ioc_warn(ioc, "failure at %s:%d/%s()!\n", |
| 2413 | __FILE__, __LINE__, __func__)); |
| 2414 | return 1; |
| 2415 | } |
| 2416 | } |
| 2417 | |
| 2418 | /* PCIe handling */ |
| 2419 | if (sas_target_priv_data->flags & MPT_TARGET_FLAGS_PCIE_DEVICE) { |
| 2420 | spin_lock_irqsave(&ioc->pcie_device_lock, flags); |
| 2421 | pcie_device = __mpt3sas_get_pdev_by_wwid(ioc, |
| 2422 | sas_device_priv_data->sas_target->sas_address); |
| 2423 | if (!pcie_device) { |
| 2424 | spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); |
| 2425 | dfailprintk(ioc, |
| 2426 | ioc_warn(ioc, "failure at %s:%d/%s()!\n", |
| 2427 | __FILE__, __LINE__, __func__)); |
| 2428 | return 1; |
| 2429 | } |
| 2430 | |
| 2431 | qdepth = MPT3SAS_NVME_QUEUE_DEPTH; |
| 2432 | ds = "NVMe"; |
| 2433 | sdev_printk(KERN_INFO, sdev, |
| 2434 | "%s: handle(0x%04x), wwid(0x%016llx), port(%d)\n", |
| 2435 | ds, handle, (unsigned long long)pcie_device->wwid, |
| 2436 | pcie_device->port_num); |
| 2437 | if (pcie_device->enclosure_handle != 0) |
| 2438 | sdev_printk(KERN_INFO, sdev, |
| 2439 | "%s: enclosure logical id(0x%016llx), slot(%d)\n", |
| 2440 | ds, |
| 2441 | (unsigned long long)pcie_device->enclosure_logical_id, |
| 2442 | pcie_device->slot); |
| 2443 | if (pcie_device->connector_name[0] != '\0') |
| 2444 | sdev_printk(KERN_INFO, sdev, |
| 2445 | "%s: enclosure level(0x%04x)," |
| 2446 | "connector name( %s)\n", ds, |
| 2447 | pcie_device->enclosure_level, |
| 2448 | pcie_device->connector_name); |
| 2449 | |
| 2450 | if (pcie_device->nvme_mdts) |
| 2451 | blk_queue_max_hw_sectors(sdev->request_queue, |
| 2452 | pcie_device->nvme_mdts/512); |
| 2453 | |
| 2454 | pcie_device_put(pcie_device); |
| 2455 | spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); |
| 2456 | mpt3sas_scsih_change_queue_depth(sdev, qdepth); |
| 2457 | /* Enable QUEUE_FLAG_NOMERGES flag, so that IOs won't be |
| 2458 | ** merged and can eliminate holes created during merging |
| 2459 | ** operation. |
| 2460 | **/ |
| 2461 | blk_queue_flag_set(QUEUE_FLAG_NOMERGES, |
| 2462 | sdev->request_queue); |
| 2463 | blk_queue_virt_boundary(sdev->request_queue, |
| 2464 | ioc->page_size - 1); |
| 2465 | return 0; |
| 2466 | } |
| 2467 | |
| 2468 | spin_lock_irqsave(&ioc->sas_device_lock, flags); |
| 2469 | sas_device = __mpt3sas_get_sdev_by_addr(ioc, |
| 2470 | sas_device_priv_data->sas_target->sas_address); |
| 2471 | if (!sas_device) { |
| 2472 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
| 2473 | dfailprintk(ioc, |
| 2474 | ioc_warn(ioc, "failure at %s:%d/%s()!\n", |
| 2475 | __FILE__, __LINE__, __func__)); |
| 2476 | return 1; |
| 2477 | } |
| 2478 | |
| 2479 | sas_device->volume_handle = volume_handle; |
| 2480 | sas_device->volume_wwid = volume_wwid; |
| 2481 | if (sas_device->device_info & MPI2_SAS_DEVICE_INFO_SSP_TARGET) { |
| 2482 | qdepth = MPT3SAS_SAS_QUEUE_DEPTH; |
| 2483 | ssp_target = 1; |
| 2484 | if (sas_device->device_info & |
| 2485 | MPI2_SAS_DEVICE_INFO_SEP) { |
| 2486 | sdev_printk(KERN_WARNING, sdev, |
| 2487 | "set ignore_delay_remove for handle(0x%04x)\n", |
| 2488 | sas_device_priv_data->sas_target->handle); |
| 2489 | sas_device_priv_data->ignore_delay_remove = 1; |
| 2490 | ds = "SES"; |
| 2491 | } else |
| 2492 | ds = "SSP"; |
| 2493 | } else { |
| 2494 | qdepth = MPT3SAS_SATA_QUEUE_DEPTH; |
| 2495 | if (sas_device->device_info & MPI2_SAS_DEVICE_INFO_STP_TARGET) |
| 2496 | ds = "STP"; |
| 2497 | else if (sas_device->device_info & |
| 2498 | MPI2_SAS_DEVICE_INFO_SATA_DEVICE) |
| 2499 | ds = "SATA"; |
| 2500 | } |
| 2501 | |
| 2502 | sdev_printk(KERN_INFO, sdev, "%s: handle(0x%04x), " \ |
| 2503 | "sas_addr(0x%016llx), phy(%d), device_name(0x%016llx)\n", |
| 2504 | ds, handle, (unsigned long long)sas_device->sas_address, |
| 2505 | sas_device->phy, (unsigned long long)sas_device->device_name); |
| 2506 | |
| 2507 | _scsih_display_enclosure_chassis_info(NULL, sas_device, sdev, NULL); |
| 2508 | |
| 2509 | sas_device_put(sas_device); |
| 2510 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
| 2511 | |
| 2512 | if (!ssp_target) |
| 2513 | _scsih_display_sata_capabilities(ioc, handle, sdev); |
| 2514 | |
| 2515 | |
| 2516 | mpt3sas_scsih_change_queue_depth(sdev, qdepth); |
| 2517 | |
| 2518 | if (ssp_target) { |
| 2519 | sas_read_port_mode_page(sdev); |
| 2520 | _scsih_enable_tlr(ioc, sdev); |
| 2521 | } |
| 2522 | |
| 2523 | return 0; |
| 2524 | } |
| 2525 | |
| 2526 | /** |
| 2527 | * scsih_bios_param - fetch head, sector, cylinder info for a disk |
| 2528 | * @sdev: scsi device struct |
| 2529 | * @bdev: pointer to block device context |
| 2530 | * @capacity: device size (in 512 byte sectors) |
| 2531 | * @params: three element array to place output: |
| 2532 | * params[0] number of heads (max 255) |
| 2533 | * params[1] number of sectors (max 63) |
| 2534 | * params[2] number of cylinders |
| 2535 | */ |
| 2536 | static int |
| 2537 | scsih_bios_param(struct scsi_device *sdev, struct block_device *bdev, |
| 2538 | sector_t capacity, int params[]) |
| 2539 | { |
| 2540 | int heads; |
| 2541 | int sectors; |
| 2542 | sector_t cylinders; |
| 2543 | ulong dummy; |
| 2544 | |
| 2545 | heads = 64; |
| 2546 | sectors = 32; |
| 2547 | |
| 2548 | dummy = heads * sectors; |
| 2549 | cylinders = capacity; |
| 2550 | sector_div(cylinders, dummy); |
| 2551 | |
| 2552 | /* |
| 2553 | * Handle extended translation size for logical drives |
| 2554 | * > 1Gb |
| 2555 | */ |
| 2556 | if ((ulong)capacity >= 0x200000) { |
| 2557 | heads = 255; |
| 2558 | sectors = 63; |
| 2559 | dummy = heads * sectors; |
| 2560 | cylinders = capacity; |
| 2561 | sector_div(cylinders, dummy); |
| 2562 | } |
| 2563 | |
| 2564 | /* return result */ |
| 2565 | params[0] = heads; |
| 2566 | params[1] = sectors; |
| 2567 | params[2] = cylinders; |
| 2568 | |
| 2569 | return 0; |
| 2570 | } |
| 2571 | |
| 2572 | /** |
| 2573 | * _scsih_response_code - translation of device response code |
| 2574 | * @ioc: per adapter object |
| 2575 | * @response_code: response code returned by the device |
| 2576 | */ |
| 2577 | static void |
| 2578 | _scsih_response_code(struct MPT3SAS_ADAPTER *ioc, u8 response_code) |
| 2579 | { |
| 2580 | char *desc; |
| 2581 | |
| 2582 | switch (response_code) { |
| 2583 | case MPI2_SCSITASKMGMT_RSP_TM_COMPLETE: |
| 2584 | desc = "task management request completed"; |
| 2585 | break; |
| 2586 | case MPI2_SCSITASKMGMT_RSP_INVALID_FRAME: |
| 2587 | desc = "invalid frame"; |
| 2588 | break; |
| 2589 | case MPI2_SCSITASKMGMT_RSP_TM_NOT_SUPPORTED: |
| 2590 | desc = "task management request not supported"; |
| 2591 | break; |
| 2592 | case MPI2_SCSITASKMGMT_RSP_TM_FAILED: |
| 2593 | desc = "task management request failed"; |
| 2594 | break; |
| 2595 | case MPI2_SCSITASKMGMT_RSP_TM_SUCCEEDED: |
| 2596 | desc = "task management request succeeded"; |
| 2597 | break; |
| 2598 | case MPI2_SCSITASKMGMT_RSP_TM_INVALID_LUN: |
| 2599 | desc = "invalid lun"; |
| 2600 | break; |
| 2601 | case 0xA: |
| 2602 | desc = "overlapped tag attempted"; |
| 2603 | break; |
| 2604 | case MPI2_SCSITASKMGMT_RSP_IO_QUEUED_ON_IOC: |
| 2605 | desc = "task queued, however not sent to target"; |
| 2606 | break; |
| 2607 | default: |
| 2608 | desc = "unknown"; |
| 2609 | break; |
| 2610 | } |
| 2611 | ioc_warn(ioc, "response_code(0x%01x): %s\n", response_code, desc); |
| 2612 | } |
| 2613 | |
| 2614 | /** |
| 2615 | * _scsih_tm_done - tm completion routine |
| 2616 | * @ioc: per adapter object |
| 2617 | * @smid: system request message index |
| 2618 | * @msix_index: MSIX table index supplied by the OS |
| 2619 | * @reply: reply message frame(lower 32bit addr) |
| 2620 | * Context: none. |
| 2621 | * |
| 2622 | * The callback handler when using scsih_issue_tm. |
| 2623 | * |
| 2624 | * Return: 1 meaning mf should be freed from _base_interrupt |
| 2625 | * 0 means the mf is freed from this function. |
| 2626 | */ |
| 2627 | static u8 |
| 2628 | _scsih_tm_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply) |
| 2629 | { |
| 2630 | MPI2DefaultReply_t *mpi_reply; |
| 2631 | |
| 2632 | if (ioc->tm_cmds.status == MPT3_CMD_NOT_USED) |
| 2633 | return 1; |
| 2634 | if (ioc->tm_cmds.smid != smid) |
| 2635 | return 1; |
| 2636 | ioc->tm_cmds.status |= MPT3_CMD_COMPLETE; |
| 2637 | mpi_reply = mpt3sas_base_get_reply_virt_addr(ioc, reply); |
| 2638 | if (mpi_reply) { |
| 2639 | memcpy(ioc->tm_cmds.reply, mpi_reply, mpi_reply->MsgLength*4); |
| 2640 | ioc->tm_cmds.status |= MPT3_CMD_REPLY_VALID; |
| 2641 | } |
| 2642 | ioc->tm_cmds.status &= ~MPT3_CMD_PENDING; |
| 2643 | complete(&ioc->tm_cmds.done); |
| 2644 | return 1; |
| 2645 | } |
| 2646 | |
| 2647 | /** |
| 2648 | * mpt3sas_scsih_set_tm_flag - set per target tm_busy |
| 2649 | * @ioc: per adapter object |
| 2650 | * @handle: device handle |
| 2651 | * |
| 2652 | * During taskmangement request, we need to freeze the device queue. |
| 2653 | */ |
| 2654 | void |
| 2655 | mpt3sas_scsih_set_tm_flag(struct MPT3SAS_ADAPTER *ioc, u16 handle) |
| 2656 | { |
| 2657 | struct MPT3SAS_DEVICE *sas_device_priv_data; |
| 2658 | struct scsi_device *sdev; |
| 2659 | u8 skip = 0; |
| 2660 | |
| 2661 | shost_for_each_device(sdev, ioc->shost) { |
| 2662 | if (skip) |
| 2663 | continue; |
| 2664 | sas_device_priv_data = sdev->hostdata; |
| 2665 | if (!sas_device_priv_data) |
| 2666 | continue; |
| 2667 | if (sas_device_priv_data->sas_target->handle == handle) { |
| 2668 | sas_device_priv_data->sas_target->tm_busy = 1; |
| 2669 | skip = 1; |
| 2670 | ioc->ignore_loginfos = 1; |
| 2671 | } |
| 2672 | } |
| 2673 | } |
| 2674 | |
| 2675 | /** |
| 2676 | * mpt3sas_scsih_clear_tm_flag - clear per target tm_busy |
| 2677 | * @ioc: per adapter object |
| 2678 | * @handle: device handle |
| 2679 | * |
| 2680 | * During taskmangement request, we need to freeze the device queue. |
| 2681 | */ |
| 2682 | void |
| 2683 | mpt3sas_scsih_clear_tm_flag(struct MPT3SAS_ADAPTER *ioc, u16 handle) |
| 2684 | { |
| 2685 | struct MPT3SAS_DEVICE *sas_device_priv_data; |
| 2686 | struct scsi_device *sdev; |
| 2687 | u8 skip = 0; |
| 2688 | |
| 2689 | shost_for_each_device(sdev, ioc->shost) { |
| 2690 | if (skip) |
| 2691 | continue; |
| 2692 | sas_device_priv_data = sdev->hostdata; |
| 2693 | if (!sas_device_priv_data) |
| 2694 | continue; |
| 2695 | if (sas_device_priv_data->sas_target->handle == handle) { |
| 2696 | sas_device_priv_data->sas_target->tm_busy = 0; |
| 2697 | skip = 1; |
| 2698 | ioc->ignore_loginfos = 0; |
| 2699 | } |
| 2700 | } |
| 2701 | } |
| 2702 | |
| 2703 | /** |
| 2704 | * mpt3sas_scsih_issue_tm - main routine for sending tm requests |
| 2705 | * @ioc: per adapter struct |
| 2706 | * @handle: device handle |
| 2707 | * @lun: lun number |
| 2708 | * @type: MPI2_SCSITASKMGMT_TASKTYPE__XXX (defined in mpi2_init.h) |
| 2709 | * @smid_task: smid assigned to the task |
| 2710 | * @msix_task: MSIX table index supplied by the OS |
| 2711 | * @timeout: timeout in seconds |
| 2712 | * @tr_method: Target Reset Method |
| 2713 | * Context: user |
| 2714 | * |
| 2715 | * A generic API for sending task management requests to firmware. |
| 2716 | * |
| 2717 | * The callback index is set inside `ioc->tm_cb_idx`. |
| 2718 | * The caller is responsible to check for outstanding commands. |
| 2719 | * |
| 2720 | * Return: SUCCESS or FAILED. |
| 2721 | */ |
| 2722 | int |
| 2723 | mpt3sas_scsih_issue_tm(struct MPT3SAS_ADAPTER *ioc, u16 handle, u64 lun, |
| 2724 | u8 type, u16 smid_task, u16 msix_task, u8 timeout, u8 tr_method) |
| 2725 | { |
| 2726 | Mpi2SCSITaskManagementRequest_t *mpi_request; |
| 2727 | Mpi2SCSITaskManagementReply_t *mpi_reply; |
| 2728 | u16 smid = 0; |
| 2729 | u32 ioc_state; |
| 2730 | int rc; |
| 2731 | u8 issue_reset = 0; |
| 2732 | |
| 2733 | lockdep_assert_held(&ioc->tm_cmds.mutex); |
| 2734 | |
| 2735 | if (ioc->tm_cmds.status != MPT3_CMD_NOT_USED) { |
| 2736 | ioc_info(ioc, "%s: tm_cmd busy!!!\n", __func__); |
| 2737 | return FAILED; |
| 2738 | } |
| 2739 | |
| 2740 | if (ioc->shost_recovery || ioc->remove_host || |
| 2741 | ioc->pci_error_recovery) { |
| 2742 | ioc_info(ioc, "%s: host reset in progress!\n", __func__); |
| 2743 | return FAILED; |
| 2744 | } |
| 2745 | |
| 2746 | ioc_state = mpt3sas_base_get_iocstate(ioc, 0); |
| 2747 | if (ioc_state & MPI2_DOORBELL_USED) { |
| 2748 | dhsprintk(ioc, ioc_info(ioc, "unexpected doorbell active!\n")); |
| 2749 | rc = mpt3sas_base_hard_reset_handler(ioc, FORCE_BIG_HAMMER); |
| 2750 | return (!rc) ? SUCCESS : FAILED; |
| 2751 | } |
| 2752 | |
| 2753 | if ((ioc_state & MPI2_IOC_STATE_MASK) == MPI2_IOC_STATE_FAULT) { |
| 2754 | mpt3sas_print_fault_code(ioc, ioc_state & |
| 2755 | MPI2_DOORBELL_DATA_MASK); |
| 2756 | rc = mpt3sas_base_hard_reset_handler(ioc, FORCE_BIG_HAMMER); |
| 2757 | return (!rc) ? SUCCESS : FAILED; |
| 2758 | } else if ((ioc_state & MPI2_IOC_STATE_MASK) == |
| 2759 | MPI2_IOC_STATE_COREDUMP) { |
| 2760 | mpt3sas_print_coredump_info(ioc, ioc_state & |
| 2761 | MPI2_DOORBELL_DATA_MASK); |
| 2762 | rc = mpt3sas_base_hard_reset_handler(ioc, FORCE_BIG_HAMMER); |
| 2763 | return (!rc) ? SUCCESS : FAILED; |
| 2764 | } |
| 2765 | |
| 2766 | smid = mpt3sas_base_get_smid_hpr(ioc, ioc->tm_cb_idx); |
| 2767 | if (!smid) { |
| 2768 | ioc_err(ioc, "%s: failed obtaining a smid\n", __func__); |
| 2769 | return FAILED; |
| 2770 | } |
| 2771 | |
| 2772 | dtmprintk(ioc, |
| 2773 | ioc_info(ioc, "sending tm: handle(0x%04x), task_type(0x%02x), smid(%d), timeout(%d), tr_method(0x%x)\n", |
| 2774 | handle, type, smid_task, timeout, tr_method)); |
| 2775 | ioc->tm_cmds.status = MPT3_CMD_PENDING; |
| 2776 | mpi_request = mpt3sas_base_get_msg_frame(ioc, smid); |
| 2777 | ioc->tm_cmds.smid = smid; |
| 2778 | memset(mpi_request, 0, sizeof(Mpi2SCSITaskManagementRequest_t)); |
| 2779 | memset(ioc->tm_cmds.reply, 0, sizeof(Mpi2SCSITaskManagementReply_t)); |
| 2780 | mpi_request->Function = MPI2_FUNCTION_SCSI_TASK_MGMT; |
| 2781 | mpi_request->DevHandle = cpu_to_le16(handle); |
| 2782 | mpi_request->TaskType = type; |
| 2783 | mpi_request->MsgFlags = tr_method; |
| 2784 | mpi_request->TaskMID = cpu_to_le16(smid_task); |
| 2785 | int_to_scsilun(lun, (struct scsi_lun *)mpi_request->LUN); |
| 2786 | mpt3sas_scsih_set_tm_flag(ioc, handle); |
| 2787 | init_completion(&ioc->tm_cmds.done); |
| 2788 | ioc->put_smid_hi_priority(ioc, smid, msix_task); |
| 2789 | wait_for_completion_timeout(&ioc->tm_cmds.done, timeout*HZ); |
| 2790 | if (!(ioc->tm_cmds.status & MPT3_CMD_COMPLETE)) { |
| 2791 | mpt3sas_check_cmd_timeout(ioc, |
| 2792 | ioc->tm_cmds.status, mpi_request, |
| 2793 | sizeof(Mpi2SCSITaskManagementRequest_t)/4, issue_reset); |
| 2794 | if (issue_reset) { |
| 2795 | rc = mpt3sas_base_hard_reset_handler(ioc, |
| 2796 | FORCE_BIG_HAMMER); |
| 2797 | rc = (!rc) ? SUCCESS : FAILED; |
| 2798 | goto out; |
| 2799 | } |
| 2800 | } |
| 2801 | |
| 2802 | /* sync IRQs in case those were busy during flush. */ |
| 2803 | mpt3sas_base_sync_reply_irqs(ioc); |
| 2804 | |
| 2805 | if (ioc->tm_cmds.status & MPT3_CMD_REPLY_VALID) { |
| 2806 | mpt3sas_trigger_master(ioc, MASTER_TRIGGER_TASK_MANAGMENT); |
| 2807 | mpi_reply = ioc->tm_cmds.reply; |
| 2808 | dtmprintk(ioc, |
| 2809 | ioc_info(ioc, "complete tm: ioc_status(0x%04x), loginfo(0x%08x), term_count(0x%08x)\n", |
| 2810 | le16_to_cpu(mpi_reply->IOCStatus), |
| 2811 | le32_to_cpu(mpi_reply->IOCLogInfo), |
| 2812 | le32_to_cpu(mpi_reply->TerminationCount))); |
| 2813 | if (ioc->logging_level & MPT_DEBUG_TM) { |
| 2814 | _scsih_response_code(ioc, mpi_reply->ResponseCode); |
| 2815 | if (mpi_reply->IOCStatus) |
| 2816 | _debug_dump_mf(mpi_request, |
| 2817 | sizeof(Mpi2SCSITaskManagementRequest_t)/4); |
| 2818 | } |
| 2819 | } |
| 2820 | rc = SUCCESS; |
| 2821 | |
| 2822 | out: |
| 2823 | mpt3sas_scsih_clear_tm_flag(ioc, handle); |
| 2824 | ioc->tm_cmds.status = MPT3_CMD_NOT_USED; |
| 2825 | return rc; |
| 2826 | } |
| 2827 | |
| 2828 | int mpt3sas_scsih_issue_locked_tm(struct MPT3SAS_ADAPTER *ioc, u16 handle, |
| 2829 | u64 lun, u8 type, u16 smid_task, u16 msix_task, |
| 2830 | u8 timeout, u8 tr_method) |
| 2831 | { |
| 2832 | int ret; |
| 2833 | |
| 2834 | mutex_lock(&ioc->tm_cmds.mutex); |
| 2835 | ret = mpt3sas_scsih_issue_tm(ioc, handle, lun, type, smid_task, |
| 2836 | msix_task, timeout, tr_method); |
| 2837 | mutex_unlock(&ioc->tm_cmds.mutex); |
| 2838 | |
| 2839 | return ret; |
| 2840 | } |
| 2841 | |
| 2842 | /** |
| 2843 | * _scsih_tm_display_info - displays info about the device |
| 2844 | * @ioc: per adapter struct |
| 2845 | * @scmd: pointer to scsi command object |
| 2846 | * |
| 2847 | * Called by task management callback handlers. |
| 2848 | */ |
| 2849 | static void |
| 2850 | _scsih_tm_display_info(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd) |
| 2851 | { |
| 2852 | struct scsi_target *starget = scmd->device->sdev_target; |
| 2853 | struct MPT3SAS_TARGET *priv_target = starget->hostdata; |
| 2854 | struct _sas_device *sas_device = NULL; |
| 2855 | struct _pcie_device *pcie_device = NULL; |
| 2856 | unsigned long flags; |
| 2857 | char *device_str = NULL; |
| 2858 | |
| 2859 | if (!priv_target) |
| 2860 | return; |
| 2861 | if (ioc->hide_ir_msg) |
| 2862 | device_str = "WarpDrive"; |
| 2863 | else |
| 2864 | device_str = "volume"; |
| 2865 | |
| 2866 | scsi_print_command(scmd); |
| 2867 | if (priv_target->flags & MPT_TARGET_FLAGS_VOLUME) { |
| 2868 | starget_printk(KERN_INFO, starget, |
| 2869 | "%s handle(0x%04x), %s wwid(0x%016llx)\n", |
| 2870 | device_str, priv_target->handle, |
| 2871 | device_str, (unsigned long long)priv_target->sas_address); |
| 2872 | |
| 2873 | } else if (priv_target->flags & MPT_TARGET_FLAGS_PCIE_DEVICE) { |
| 2874 | spin_lock_irqsave(&ioc->pcie_device_lock, flags); |
| 2875 | pcie_device = __mpt3sas_get_pdev_from_target(ioc, priv_target); |
| 2876 | if (pcie_device) { |
| 2877 | starget_printk(KERN_INFO, starget, |
| 2878 | "handle(0x%04x), wwid(0x%016llx), port(%d)\n", |
| 2879 | pcie_device->handle, |
| 2880 | (unsigned long long)pcie_device->wwid, |
| 2881 | pcie_device->port_num); |
| 2882 | if (pcie_device->enclosure_handle != 0) |
| 2883 | starget_printk(KERN_INFO, starget, |
| 2884 | "enclosure logical id(0x%016llx), slot(%d)\n", |
| 2885 | (unsigned long long) |
| 2886 | pcie_device->enclosure_logical_id, |
| 2887 | pcie_device->slot); |
| 2888 | if (pcie_device->connector_name[0] != '\0') |
| 2889 | starget_printk(KERN_INFO, starget, |
| 2890 | "enclosure level(0x%04x), connector name( %s)\n", |
| 2891 | pcie_device->enclosure_level, |
| 2892 | pcie_device->connector_name); |
| 2893 | pcie_device_put(pcie_device); |
| 2894 | } |
| 2895 | spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); |
| 2896 | |
| 2897 | } else { |
| 2898 | spin_lock_irqsave(&ioc->sas_device_lock, flags); |
| 2899 | sas_device = __mpt3sas_get_sdev_from_target(ioc, priv_target); |
| 2900 | if (sas_device) { |
| 2901 | if (priv_target->flags & |
| 2902 | MPT_TARGET_FLAGS_RAID_COMPONENT) { |
| 2903 | starget_printk(KERN_INFO, starget, |
| 2904 | "volume handle(0x%04x), " |
| 2905 | "volume wwid(0x%016llx)\n", |
| 2906 | sas_device->volume_handle, |
| 2907 | (unsigned long long)sas_device->volume_wwid); |
| 2908 | } |
| 2909 | starget_printk(KERN_INFO, starget, |
| 2910 | "handle(0x%04x), sas_address(0x%016llx), phy(%d)\n", |
| 2911 | sas_device->handle, |
| 2912 | (unsigned long long)sas_device->sas_address, |
| 2913 | sas_device->phy); |
| 2914 | |
| 2915 | _scsih_display_enclosure_chassis_info(NULL, sas_device, |
| 2916 | NULL, starget); |
| 2917 | |
| 2918 | sas_device_put(sas_device); |
| 2919 | } |
| 2920 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
| 2921 | } |
| 2922 | } |
| 2923 | |
| 2924 | /** |
| 2925 | * scsih_abort - eh threads main abort routine |
| 2926 | * @scmd: pointer to scsi command object |
| 2927 | * |
| 2928 | * Return: SUCCESS if command aborted else FAILED |
| 2929 | */ |
| 2930 | static int |
| 2931 | scsih_abort(struct scsi_cmnd *scmd) |
| 2932 | { |
| 2933 | struct MPT3SAS_ADAPTER *ioc = shost_priv(scmd->device->host); |
| 2934 | struct MPT3SAS_DEVICE *sas_device_priv_data; |
| 2935 | struct scsiio_tracker *st = scsi_cmd_priv(scmd); |
| 2936 | u16 handle; |
| 2937 | int r; |
| 2938 | |
| 2939 | u8 timeout = 30; |
| 2940 | struct _pcie_device *pcie_device = NULL; |
| 2941 | sdev_printk(KERN_INFO, scmd->device, "attempting task abort!" |
| 2942 | "scmd(0x%p), outstanding for %u ms & timeout %u ms\n", |
| 2943 | scmd, jiffies_to_msecs(jiffies - scmd->jiffies_at_alloc), |
| 2944 | (scmd->request->timeout / HZ) * 1000); |
| 2945 | _scsih_tm_display_info(ioc, scmd); |
| 2946 | |
| 2947 | sas_device_priv_data = scmd->device->hostdata; |
| 2948 | if (!sas_device_priv_data || !sas_device_priv_data->sas_target || |
| 2949 | ioc->remove_host) { |
| 2950 | sdev_printk(KERN_INFO, scmd->device, |
| 2951 | "device been deleted! scmd(0x%p)\n", scmd); |
| 2952 | scmd->result = DID_NO_CONNECT << 16; |
| 2953 | scmd->scsi_done(scmd); |
| 2954 | r = SUCCESS; |
| 2955 | goto out; |
| 2956 | } |
| 2957 | |
| 2958 | /* check for completed command */ |
| 2959 | if (st == NULL || st->cb_idx == 0xFF) { |
| 2960 | sdev_printk(KERN_INFO, scmd->device, "No reference found at " |
| 2961 | "driver, assuming scmd(0x%p) might have completed\n", scmd); |
| 2962 | scmd->result = DID_RESET << 16; |
| 2963 | r = SUCCESS; |
| 2964 | goto out; |
| 2965 | } |
| 2966 | |
| 2967 | /* for hidden raid components and volumes this is not supported */ |
| 2968 | if (sas_device_priv_data->sas_target->flags & |
| 2969 | MPT_TARGET_FLAGS_RAID_COMPONENT || |
| 2970 | sas_device_priv_data->sas_target->flags & MPT_TARGET_FLAGS_VOLUME) { |
| 2971 | scmd->result = DID_RESET << 16; |
| 2972 | r = FAILED; |
| 2973 | goto out; |
| 2974 | } |
| 2975 | |
| 2976 | mpt3sas_halt_firmware(ioc); |
| 2977 | |
| 2978 | handle = sas_device_priv_data->sas_target->handle; |
| 2979 | pcie_device = mpt3sas_get_pdev_by_handle(ioc, handle); |
| 2980 | if (pcie_device && (!ioc->tm_custom_handling) && |
| 2981 | (!(mpt3sas_scsih_is_pcie_scsi_device(pcie_device->device_info)))) |
| 2982 | timeout = ioc->nvme_abort_timeout; |
| 2983 | r = mpt3sas_scsih_issue_locked_tm(ioc, handle, scmd->device->lun, |
| 2984 | MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK, |
| 2985 | st->smid, st->msix_io, timeout, 0); |
| 2986 | /* Command must be cleared after abort */ |
| 2987 | if (r == SUCCESS && st->cb_idx != 0xFF) |
| 2988 | r = FAILED; |
| 2989 | out: |
| 2990 | sdev_printk(KERN_INFO, scmd->device, "task abort: %s scmd(0x%p)\n", |
| 2991 | ((r == SUCCESS) ? "SUCCESS" : "FAILED"), scmd); |
| 2992 | if (pcie_device) |
| 2993 | pcie_device_put(pcie_device); |
| 2994 | return r; |
| 2995 | } |
| 2996 | |
| 2997 | /** |
| 2998 | * scsih_dev_reset - eh threads main device reset routine |
| 2999 | * @scmd: pointer to scsi command object |
| 3000 | * |
| 3001 | * Return: SUCCESS if command aborted else FAILED |
| 3002 | */ |
| 3003 | static int |
| 3004 | scsih_dev_reset(struct scsi_cmnd *scmd) |
| 3005 | { |
| 3006 | struct MPT3SAS_ADAPTER *ioc = shost_priv(scmd->device->host); |
| 3007 | struct MPT3SAS_DEVICE *sas_device_priv_data; |
| 3008 | struct _sas_device *sas_device = NULL; |
| 3009 | struct _pcie_device *pcie_device = NULL; |
| 3010 | u16 handle; |
| 3011 | u8 tr_method = 0; |
| 3012 | u8 tr_timeout = 30; |
| 3013 | int r; |
| 3014 | |
| 3015 | struct scsi_target *starget = scmd->device->sdev_target; |
| 3016 | struct MPT3SAS_TARGET *target_priv_data = starget->hostdata; |
| 3017 | |
| 3018 | sdev_printk(KERN_INFO, scmd->device, |
| 3019 | "attempting device reset! scmd(0x%p)\n", scmd); |
| 3020 | _scsih_tm_display_info(ioc, scmd); |
| 3021 | |
| 3022 | sas_device_priv_data = scmd->device->hostdata; |
| 3023 | if (!sas_device_priv_data || !sas_device_priv_data->sas_target || |
| 3024 | ioc->remove_host) { |
| 3025 | sdev_printk(KERN_INFO, scmd->device, |
| 3026 | "device been deleted! scmd(0x%p)\n", scmd); |
| 3027 | scmd->result = DID_NO_CONNECT << 16; |
| 3028 | scmd->scsi_done(scmd); |
| 3029 | r = SUCCESS; |
| 3030 | goto out; |
| 3031 | } |
| 3032 | |
| 3033 | /* for hidden raid components obtain the volume_handle */ |
| 3034 | handle = 0; |
| 3035 | if (sas_device_priv_data->sas_target->flags & |
| 3036 | MPT_TARGET_FLAGS_RAID_COMPONENT) { |
| 3037 | sas_device = mpt3sas_get_sdev_from_target(ioc, |
| 3038 | target_priv_data); |
| 3039 | if (sas_device) |
| 3040 | handle = sas_device->volume_handle; |
| 3041 | } else |
| 3042 | handle = sas_device_priv_data->sas_target->handle; |
| 3043 | |
| 3044 | if (!handle) { |
| 3045 | scmd->result = DID_RESET << 16; |
| 3046 | r = FAILED; |
| 3047 | goto out; |
| 3048 | } |
| 3049 | |
| 3050 | pcie_device = mpt3sas_get_pdev_by_handle(ioc, handle); |
| 3051 | |
| 3052 | if (pcie_device && (!ioc->tm_custom_handling) && |
| 3053 | (!(mpt3sas_scsih_is_pcie_scsi_device(pcie_device->device_info)))) { |
| 3054 | tr_timeout = pcie_device->reset_timeout; |
| 3055 | tr_method = MPI26_SCSITASKMGMT_MSGFLAGS_PROTOCOL_LVL_RST_PCIE; |
| 3056 | } else |
| 3057 | tr_method = MPI2_SCSITASKMGMT_MSGFLAGS_LINK_RESET; |
| 3058 | |
| 3059 | r = mpt3sas_scsih_issue_locked_tm(ioc, handle, scmd->device->lun, |
| 3060 | MPI2_SCSITASKMGMT_TASKTYPE_LOGICAL_UNIT_RESET, 0, 0, |
| 3061 | tr_timeout, tr_method); |
| 3062 | /* Check for busy commands after reset */ |
| 3063 | if (r == SUCCESS && atomic_read(&scmd->device->device_busy)) |
| 3064 | r = FAILED; |
| 3065 | out: |
| 3066 | sdev_printk(KERN_INFO, scmd->device, "device reset: %s scmd(0x%p)\n", |
| 3067 | ((r == SUCCESS) ? "SUCCESS" : "FAILED"), scmd); |
| 3068 | |
| 3069 | if (sas_device) |
| 3070 | sas_device_put(sas_device); |
| 3071 | if (pcie_device) |
| 3072 | pcie_device_put(pcie_device); |
| 3073 | |
| 3074 | return r; |
| 3075 | } |
| 3076 | |
| 3077 | /** |
| 3078 | * scsih_target_reset - eh threads main target reset routine |
| 3079 | * @scmd: pointer to scsi command object |
| 3080 | * |
| 3081 | * Return: SUCCESS if command aborted else FAILED |
| 3082 | */ |
| 3083 | static int |
| 3084 | scsih_target_reset(struct scsi_cmnd *scmd) |
| 3085 | { |
| 3086 | struct MPT3SAS_ADAPTER *ioc = shost_priv(scmd->device->host); |
| 3087 | struct MPT3SAS_DEVICE *sas_device_priv_data; |
| 3088 | struct _sas_device *sas_device = NULL; |
| 3089 | struct _pcie_device *pcie_device = NULL; |
| 3090 | u16 handle; |
| 3091 | u8 tr_method = 0; |
| 3092 | u8 tr_timeout = 30; |
| 3093 | int r; |
| 3094 | struct scsi_target *starget = scmd->device->sdev_target; |
| 3095 | struct MPT3SAS_TARGET *target_priv_data = starget->hostdata; |
| 3096 | |
| 3097 | starget_printk(KERN_INFO, starget, |
| 3098 | "attempting target reset! scmd(0x%p)\n", scmd); |
| 3099 | _scsih_tm_display_info(ioc, scmd); |
| 3100 | |
| 3101 | sas_device_priv_data = scmd->device->hostdata; |
| 3102 | if (!sas_device_priv_data || !sas_device_priv_data->sas_target || |
| 3103 | ioc->remove_host) { |
| 3104 | starget_printk(KERN_INFO, starget, |
| 3105 | "target been deleted! scmd(0x%p)\n", scmd); |
| 3106 | scmd->result = DID_NO_CONNECT << 16; |
| 3107 | scmd->scsi_done(scmd); |
| 3108 | r = SUCCESS; |
| 3109 | goto out; |
| 3110 | } |
| 3111 | |
| 3112 | /* for hidden raid components obtain the volume_handle */ |
| 3113 | handle = 0; |
| 3114 | if (sas_device_priv_data->sas_target->flags & |
| 3115 | MPT_TARGET_FLAGS_RAID_COMPONENT) { |
| 3116 | sas_device = mpt3sas_get_sdev_from_target(ioc, |
| 3117 | target_priv_data); |
| 3118 | if (sas_device) |
| 3119 | handle = sas_device->volume_handle; |
| 3120 | } else |
| 3121 | handle = sas_device_priv_data->sas_target->handle; |
| 3122 | |
| 3123 | if (!handle) { |
| 3124 | scmd->result = DID_RESET << 16; |
| 3125 | r = FAILED; |
| 3126 | goto out; |
| 3127 | } |
| 3128 | |
| 3129 | pcie_device = mpt3sas_get_pdev_by_handle(ioc, handle); |
| 3130 | |
| 3131 | if (pcie_device && (!ioc->tm_custom_handling) && |
| 3132 | (!(mpt3sas_scsih_is_pcie_scsi_device(pcie_device->device_info)))) { |
| 3133 | tr_timeout = pcie_device->reset_timeout; |
| 3134 | tr_method = MPI26_SCSITASKMGMT_MSGFLAGS_PROTOCOL_LVL_RST_PCIE; |
| 3135 | } else |
| 3136 | tr_method = MPI2_SCSITASKMGMT_MSGFLAGS_LINK_RESET; |
| 3137 | r = mpt3sas_scsih_issue_locked_tm(ioc, handle, 0, |
| 3138 | MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET, 0, 0, |
| 3139 | tr_timeout, tr_method); |
| 3140 | /* Check for busy commands after reset */ |
| 3141 | if (r == SUCCESS && atomic_read(&starget->target_busy)) |
| 3142 | r = FAILED; |
| 3143 | out: |
| 3144 | starget_printk(KERN_INFO, starget, "target reset: %s scmd(0x%p)\n", |
| 3145 | ((r == SUCCESS) ? "SUCCESS" : "FAILED"), scmd); |
| 3146 | |
| 3147 | if (sas_device) |
| 3148 | sas_device_put(sas_device); |
| 3149 | if (pcie_device) |
| 3150 | pcie_device_put(pcie_device); |
| 3151 | return r; |
| 3152 | } |
| 3153 | |
| 3154 | |
| 3155 | /** |
| 3156 | * scsih_host_reset - eh threads main host reset routine |
| 3157 | * @scmd: pointer to scsi command object |
| 3158 | * |
| 3159 | * Return: SUCCESS if command aborted else FAILED |
| 3160 | */ |
| 3161 | static int |
| 3162 | scsih_host_reset(struct scsi_cmnd *scmd) |
| 3163 | { |
| 3164 | struct MPT3SAS_ADAPTER *ioc = shost_priv(scmd->device->host); |
| 3165 | int r, retval; |
| 3166 | |
| 3167 | ioc_info(ioc, "attempting host reset! scmd(0x%p)\n", scmd); |
| 3168 | scsi_print_command(scmd); |
| 3169 | |
| 3170 | if (ioc->is_driver_loading || ioc->remove_host) { |
| 3171 | ioc_info(ioc, "Blocking the host reset\n"); |
| 3172 | r = FAILED; |
| 3173 | goto out; |
| 3174 | } |
| 3175 | |
| 3176 | retval = mpt3sas_base_hard_reset_handler(ioc, FORCE_BIG_HAMMER); |
| 3177 | r = (retval < 0) ? FAILED : SUCCESS; |
| 3178 | out: |
| 3179 | ioc_info(ioc, "host reset: %s scmd(0x%p)\n", |
| 3180 | r == SUCCESS ? "SUCCESS" : "FAILED", scmd); |
| 3181 | |
| 3182 | return r; |
| 3183 | } |
| 3184 | |
| 3185 | /** |
| 3186 | * _scsih_fw_event_add - insert and queue up fw_event |
| 3187 | * @ioc: per adapter object |
| 3188 | * @fw_event: object describing the event |
| 3189 | * Context: This function will acquire ioc->fw_event_lock. |
| 3190 | * |
| 3191 | * This adds the firmware event object into link list, then queues it up to |
| 3192 | * be processed from user context. |
| 3193 | */ |
| 3194 | static void |
| 3195 | _scsih_fw_event_add(struct MPT3SAS_ADAPTER *ioc, struct fw_event_work *fw_event) |
| 3196 | { |
| 3197 | unsigned long flags; |
| 3198 | |
| 3199 | if (ioc->firmware_event_thread == NULL) |
| 3200 | return; |
| 3201 | |
| 3202 | spin_lock_irqsave(&ioc->fw_event_lock, flags); |
| 3203 | fw_event_work_get(fw_event); |
| 3204 | INIT_LIST_HEAD(&fw_event->list); |
| 3205 | list_add_tail(&fw_event->list, &ioc->fw_event_list); |
| 3206 | INIT_WORK(&fw_event->work, _firmware_event_work); |
| 3207 | fw_event_work_get(fw_event); |
| 3208 | queue_work(ioc->firmware_event_thread, &fw_event->work); |
| 3209 | spin_unlock_irqrestore(&ioc->fw_event_lock, flags); |
| 3210 | } |
| 3211 | |
| 3212 | /** |
| 3213 | * _scsih_fw_event_del_from_list - delete fw_event from the list |
| 3214 | * @ioc: per adapter object |
| 3215 | * @fw_event: object describing the event |
| 3216 | * Context: This function will acquire ioc->fw_event_lock. |
| 3217 | * |
| 3218 | * If the fw_event is on the fw_event_list, remove it and do a put. |
| 3219 | */ |
| 3220 | static void |
| 3221 | _scsih_fw_event_del_from_list(struct MPT3SAS_ADAPTER *ioc, struct fw_event_work |
| 3222 | *fw_event) |
| 3223 | { |
| 3224 | unsigned long flags; |
| 3225 | |
| 3226 | spin_lock_irqsave(&ioc->fw_event_lock, flags); |
| 3227 | if (!list_empty(&fw_event->list)) { |
| 3228 | list_del_init(&fw_event->list); |
| 3229 | fw_event_work_put(fw_event); |
| 3230 | } |
| 3231 | spin_unlock_irqrestore(&ioc->fw_event_lock, flags); |
| 3232 | } |
| 3233 | |
| 3234 | |
| 3235 | /** |
| 3236 | * mpt3sas_send_trigger_data_event - send event for processing trigger data |
| 3237 | * @ioc: per adapter object |
| 3238 | * @event_data: trigger event data |
| 3239 | */ |
| 3240 | void |
| 3241 | mpt3sas_send_trigger_data_event(struct MPT3SAS_ADAPTER *ioc, |
| 3242 | struct SL_WH_TRIGGERS_EVENT_DATA_T *event_data) |
| 3243 | { |
| 3244 | struct fw_event_work *fw_event; |
| 3245 | u16 sz; |
| 3246 | |
| 3247 | if (ioc->is_driver_loading) |
| 3248 | return; |
| 3249 | sz = sizeof(*event_data); |
| 3250 | fw_event = alloc_fw_event_work(sz); |
| 3251 | if (!fw_event) |
| 3252 | return; |
| 3253 | fw_event->event = MPT3SAS_PROCESS_TRIGGER_DIAG; |
| 3254 | fw_event->ioc = ioc; |
| 3255 | memcpy(fw_event->event_data, event_data, sizeof(*event_data)); |
| 3256 | _scsih_fw_event_add(ioc, fw_event); |
| 3257 | fw_event_work_put(fw_event); |
| 3258 | } |
| 3259 | |
| 3260 | /** |
| 3261 | * _scsih_error_recovery_delete_devices - remove devices not responding |
| 3262 | * @ioc: per adapter object |
| 3263 | */ |
| 3264 | static void |
| 3265 | _scsih_error_recovery_delete_devices(struct MPT3SAS_ADAPTER *ioc) |
| 3266 | { |
| 3267 | struct fw_event_work *fw_event; |
| 3268 | |
| 3269 | if (ioc->is_driver_loading) |
| 3270 | return; |
| 3271 | fw_event = alloc_fw_event_work(0); |
| 3272 | if (!fw_event) |
| 3273 | return; |
| 3274 | fw_event->event = MPT3SAS_REMOVE_UNRESPONDING_DEVICES; |
| 3275 | fw_event->ioc = ioc; |
| 3276 | _scsih_fw_event_add(ioc, fw_event); |
| 3277 | fw_event_work_put(fw_event); |
| 3278 | } |
| 3279 | |
| 3280 | /** |
| 3281 | * mpt3sas_port_enable_complete - port enable completed (fake event) |
| 3282 | * @ioc: per adapter object |
| 3283 | */ |
| 3284 | void |
| 3285 | mpt3sas_port_enable_complete(struct MPT3SAS_ADAPTER *ioc) |
| 3286 | { |
| 3287 | struct fw_event_work *fw_event; |
| 3288 | |
| 3289 | fw_event = alloc_fw_event_work(0); |
| 3290 | if (!fw_event) |
| 3291 | return; |
| 3292 | fw_event->event = MPT3SAS_PORT_ENABLE_COMPLETE; |
| 3293 | fw_event->ioc = ioc; |
| 3294 | _scsih_fw_event_add(ioc, fw_event); |
| 3295 | fw_event_work_put(fw_event); |
| 3296 | } |
| 3297 | |
| 3298 | static struct fw_event_work *dequeue_next_fw_event(struct MPT3SAS_ADAPTER *ioc) |
| 3299 | { |
| 3300 | unsigned long flags; |
| 3301 | struct fw_event_work *fw_event = NULL; |
| 3302 | |
| 3303 | spin_lock_irqsave(&ioc->fw_event_lock, flags); |
| 3304 | if (!list_empty(&ioc->fw_event_list)) { |
| 3305 | fw_event = list_first_entry(&ioc->fw_event_list, |
| 3306 | struct fw_event_work, list); |
| 3307 | list_del_init(&fw_event->list); |
| 3308 | } |
| 3309 | spin_unlock_irqrestore(&ioc->fw_event_lock, flags); |
| 3310 | |
| 3311 | return fw_event; |
| 3312 | } |
| 3313 | |
| 3314 | /** |
| 3315 | * _scsih_fw_event_cleanup_queue - cleanup event queue |
| 3316 | * @ioc: per adapter object |
| 3317 | * |
| 3318 | * Walk the firmware event queue, either killing timers, or waiting |
| 3319 | * for outstanding events to complete |
| 3320 | */ |
| 3321 | static void |
| 3322 | _scsih_fw_event_cleanup_queue(struct MPT3SAS_ADAPTER *ioc) |
| 3323 | { |
| 3324 | struct fw_event_work *fw_event; |
| 3325 | |
| 3326 | if (list_empty(&ioc->fw_event_list) || |
| 3327 | !ioc->firmware_event_thread || in_interrupt()) |
| 3328 | return; |
| 3329 | |
| 3330 | while ((fw_event = dequeue_next_fw_event(ioc))) { |
| 3331 | /* |
| 3332 | * Wait on the fw_event to complete. If this returns 1, then |
| 3333 | * the event was never executed, and we need a put for the |
| 3334 | * reference the work had on the fw_event. |
| 3335 | * |
| 3336 | * If it did execute, we wait for it to finish, and the put will |
| 3337 | * happen from _firmware_event_work() |
| 3338 | */ |
| 3339 | if (cancel_work_sync(&fw_event->work)) |
| 3340 | fw_event_work_put(fw_event); |
| 3341 | |
| 3342 | fw_event_work_put(fw_event); |
| 3343 | } |
| 3344 | } |
| 3345 | |
| 3346 | /** |
| 3347 | * _scsih_internal_device_block - block the sdev device |
| 3348 | * @sdev: per device object |
| 3349 | * @sas_device_priv_data : per device driver private data |
| 3350 | * |
| 3351 | * make sure device is blocked without error, if not |
| 3352 | * print an error |
| 3353 | */ |
| 3354 | static void |
| 3355 | _scsih_internal_device_block(struct scsi_device *sdev, |
| 3356 | struct MPT3SAS_DEVICE *sas_device_priv_data) |
| 3357 | { |
| 3358 | int r = 0; |
| 3359 | |
| 3360 | sdev_printk(KERN_INFO, sdev, "device_block, handle(0x%04x)\n", |
| 3361 | sas_device_priv_data->sas_target->handle); |
| 3362 | sas_device_priv_data->block = 1; |
| 3363 | |
| 3364 | r = scsi_internal_device_block_nowait(sdev); |
| 3365 | if (r == -EINVAL) |
| 3366 | sdev_printk(KERN_WARNING, sdev, |
| 3367 | "device_block failed with return(%d) for handle(0x%04x)\n", |
| 3368 | r, sas_device_priv_data->sas_target->handle); |
| 3369 | } |
| 3370 | |
| 3371 | /** |
| 3372 | * _scsih_internal_device_unblock - unblock the sdev device |
| 3373 | * @sdev: per device object |
| 3374 | * @sas_device_priv_data : per device driver private data |
| 3375 | * make sure device is unblocked without error, if not retry |
| 3376 | * by blocking and then unblocking |
| 3377 | */ |
| 3378 | |
| 3379 | static void |
| 3380 | _scsih_internal_device_unblock(struct scsi_device *sdev, |
| 3381 | struct MPT3SAS_DEVICE *sas_device_priv_data) |
| 3382 | { |
| 3383 | int r = 0; |
| 3384 | |
| 3385 | sdev_printk(KERN_WARNING, sdev, "device_unblock and setting to running, " |
| 3386 | "handle(0x%04x)\n", sas_device_priv_data->sas_target->handle); |
| 3387 | sas_device_priv_data->block = 0; |
| 3388 | r = scsi_internal_device_unblock_nowait(sdev, SDEV_RUNNING); |
| 3389 | if (r == -EINVAL) { |
| 3390 | /* The device has been set to SDEV_RUNNING by SD layer during |
| 3391 | * device addition but the request queue is still stopped by |
| 3392 | * our earlier block call. We need to perform a block again |
| 3393 | * to get the device to SDEV_BLOCK and then to SDEV_RUNNING */ |
| 3394 | |
| 3395 | sdev_printk(KERN_WARNING, sdev, |
| 3396 | "device_unblock failed with return(%d) for handle(0x%04x) " |
| 3397 | "performing a block followed by an unblock\n", |
| 3398 | r, sas_device_priv_data->sas_target->handle); |
| 3399 | sas_device_priv_data->block = 1; |
| 3400 | r = scsi_internal_device_block_nowait(sdev); |
| 3401 | if (r) |
| 3402 | sdev_printk(KERN_WARNING, sdev, "retried device_block " |
| 3403 | "failed with return(%d) for handle(0x%04x)\n", |
| 3404 | r, sas_device_priv_data->sas_target->handle); |
| 3405 | |
| 3406 | sas_device_priv_data->block = 0; |
| 3407 | r = scsi_internal_device_unblock_nowait(sdev, SDEV_RUNNING); |
| 3408 | if (r) |
| 3409 | sdev_printk(KERN_WARNING, sdev, "retried device_unblock" |
| 3410 | " failed with return(%d) for handle(0x%04x)\n", |
| 3411 | r, sas_device_priv_data->sas_target->handle); |
| 3412 | } |
| 3413 | } |
| 3414 | |
| 3415 | /** |
| 3416 | * _scsih_ublock_io_all_device - unblock every device |
| 3417 | * @ioc: per adapter object |
| 3418 | * |
| 3419 | * change the device state from block to running |
| 3420 | */ |
| 3421 | static void |
| 3422 | _scsih_ublock_io_all_device(struct MPT3SAS_ADAPTER *ioc) |
| 3423 | { |
| 3424 | struct MPT3SAS_DEVICE *sas_device_priv_data; |
| 3425 | struct scsi_device *sdev; |
| 3426 | |
| 3427 | shost_for_each_device(sdev, ioc->shost) { |
| 3428 | sas_device_priv_data = sdev->hostdata; |
| 3429 | if (!sas_device_priv_data) |
| 3430 | continue; |
| 3431 | if (!sas_device_priv_data->block) |
| 3432 | continue; |
| 3433 | |
| 3434 | dewtprintk(ioc, sdev_printk(KERN_INFO, sdev, |
| 3435 | "device_running, handle(0x%04x)\n", |
| 3436 | sas_device_priv_data->sas_target->handle)); |
| 3437 | _scsih_internal_device_unblock(sdev, sas_device_priv_data); |
| 3438 | } |
| 3439 | } |
| 3440 | |
| 3441 | |
| 3442 | /** |
| 3443 | * _scsih_ublock_io_device - prepare device to be deleted |
| 3444 | * @ioc: per adapter object |
| 3445 | * @sas_address: sas address |
| 3446 | * |
| 3447 | * unblock then put device in offline state |
| 3448 | */ |
| 3449 | static void |
| 3450 | _scsih_ublock_io_device(struct MPT3SAS_ADAPTER *ioc, u64 sas_address) |
| 3451 | { |
| 3452 | struct MPT3SAS_DEVICE *sas_device_priv_data; |
| 3453 | struct scsi_device *sdev; |
| 3454 | |
| 3455 | shost_for_each_device(sdev, ioc->shost) { |
| 3456 | sas_device_priv_data = sdev->hostdata; |
| 3457 | if (!sas_device_priv_data) |
| 3458 | continue; |
| 3459 | if (sas_device_priv_data->sas_target->sas_address |
| 3460 | != sas_address) |
| 3461 | continue; |
| 3462 | if (sas_device_priv_data->block) |
| 3463 | _scsih_internal_device_unblock(sdev, |
| 3464 | sas_device_priv_data); |
| 3465 | } |
| 3466 | } |
| 3467 | |
| 3468 | /** |
| 3469 | * _scsih_block_io_all_device - set the device state to SDEV_BLOCK |
| 3470 | * @ioc: per adapter object |
| 3471 | * |
| 3472 | * During device pull we need to appropriately set the sdev state. |
| 3473 | */ |
| 3474 | static void |
| 3475 | _scsih_block_io_all_device(struct MPT3SAS_ADAPTER *ioc) |
| 3476 | { |
| 3477 | struct MPT3SAS_DEVICE *sas_device_priv_data; |
| 3478 | struct scsi_device *sdev; |
| 3479 | |
| 3480 | shost_for_each_device(sdev, ioc->shost) { |
| 3481 | sas_device_priv_data = sdev->hostdata; |
| 3482 | if (!sas_device_priv_data) |
| 3483 | continue; |
| 3484 | if (sas_device_priv_data->block) |
| 3485 | continue; |
| 3486 | if (sas_device_priv_data->ignore_delay_remove) { |
| 3487 | sdev_printk(KERN_INFO, sdev, |
| 3488 | "%s skip device_block for SES handle(0x%04x)\n", |
| 3489 | __func__, sas_device_priv_data->sas_target->handle); |
| 3490 | continue; |
| 3491 | } |
| 3492 | _scsih_internal_device_block(sdev, sas_device_priv_data); |
| 3493 | } |
| 3494 | } |
| 3495 | |
| 3496 | /** |
| 3497 | * _scsih_block_io_device - set the device state to SDEV_BLOCK |
| 3498 | * @ioc: per adapter object |
| 3499 | * @handle: device handle |
| 3500 | * |
| 3501 | * During device pull we need to appropriately set the sdev state. |
| 3502 | */ |
| 3503 | static void |
| 3504 | _scsih_block_io_device(struct MPT3SAS_ADAPTER *ioc, u16 handle) |
| 3505 | { |
| 3506 | struct MPT3SAS_DEVICE *sas_device_priv_data; |
| 3507 | struct scsi_device *sdev; |
| 3508 | struct _sas_device *sas_device; |
| 3509 | |
| 3510 | sas_device = mpt3sas_get_sdev_by_handle(ioc, handle); |
| 3511 | |
| 3512 | shost_for_each_device(sdev, ioc->shost) { |
| 3513 | sas_device_priv_data = sdev->hostdata; |
| 3514 | if (!sas_device_priv_data) |
| 3515 | continue; |
| 3516 | if (sas_device_priv_data->sas_target->handle != handle) |
| 3517 | continue; |
| 3518 | if (sas_device_priv_data->block) |
| 3519 | continue; |
| 3520 | if (sas_device && sas_device->pend_sas_rphy_add) |
| 3521 | continue; |
| 3522 | if (sas_device_priv_data->ignore_delay_remove) { |
| 3523 | sdev_printk(KERN_INFO, sdev, |
| 3524 | "%s skip device_block for SES handle(0x%04x)\n", |
| 3525 | __func__, sas_device_priv_data->sas_target->handle); |
| 3526 | continue; |
| 3527 | } |
| 3528 | _scsih_internal_device_block(sdev, sas_device_priv_data); |
| 3529 | } |
| 3530 | |
| 3531 | if (sas_device) |
| 3532 | sas_device_put(sas_device); |
| 3533 | } |
| 3534 | |
| 3535 | /** |
| 3536 | * _scsih_block_io_to_children_attached_to_ex |
| 3537 | * @ioc: per adapter object |
| 3538 | * @sas_expander: the sas_device object |
| 3539 | * |
| 3540 | * This routine set sdev state to SDEV_BLOCK for all devices |
| 3541 | * attached to this expander. This function called when expander is |
| 3542 | * pulled. |
| 3543 | */ |
| 3544 | static void |
| 3545 | _scsih_block_io_to_children_attached_to_ex(struct MPT3SAS_ADAPTER *ioc, |
| 3546 | struct _sas_node *sas_expander) |
| 3547 | { |
| 3548 | struct _sas_port *mpt3sas_port; |
| 3549 | struct _sas_device *sas_device; |
| 3550 | struct _sas_node *expander_sibling; |
| 3551 | unsigned long flags; |
| 3552 | |
| 3553 | if (!sas_expander) |
| 3554 | return; |
| 3555 | |
| 3556 | list_for_each_entry(mpt3sas_port, |
| 3557 | &sas_expander->sas_port_list, port_list) { |
| 3558 | if (mpt3sas_port->remote_identify.device_type == |
| 3559 | SAS_END_DEVICE) { |
| 3560 | spin_lock_irqsave(&ioc->sas_device_lock, flags); |
| 3561 | sas_device = __mpt3sas_get_sdev_by_addr(ioc, |
| 3562 | mpt3sas_port->remote_identify.sas_address); |
| 3563 | if (sas_device) { |
| 3564 | set_bit(sas_device->handle, |
| 3565 | ioc->blocking_handles); |
| 3566 | sas_device_put(sas_device); |
| 3567 | } |
| 3568 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
| 3569 | } |
| 3570 | } |
| 3571 | |
| 3572 | list_for_each_entry(mpt3sas_port, |
| 3573 | &sas_expander->sas_port_list, port_list) { |
| 3574 | |
| 3575 | if (mpt3sas_port->remote_identify.device_type == |
| 3576 | SAS_EDGE_EXPANDER_DEVICE || |
| 3577 | mpt3sas_port->remote_identify.device_type == |
| 3578 | SAS_FANOUT_EXPANDER_DEVICE) { |
| 3579 | expander_sibling = |
| 3580 | mpt3sas_scsih_expander_find_by_sas_address( |
| 3581 | ioc, mpt3sas_port->remote_identify.sas_address); |
| 3582 | _scsih_block_io_to_children_attached_to_ex(ioc, |
| 3583 | expander_sibling); |
| 3584 | } |
| 3585 | } |
| 3586 | } |
| 3587 | |
| 3588 | /** |
| 3589 | * _scsih_block_io_to_children_attached_directly |
| 3590 | * @ioc: per adapter object |
| 3591 | * @event_data: topology change event data |
| 3592 | * |
| 3593 | * This routine set sdev state to SDEV_BLOCK for all devices |
| 3594 | * direct attached during device pull. |
| 3595 | */ |
| 3596 | static void |
| 3597 | _scsih_block_io_to_children_attached_directly(struct MPT3SAS_ADAPTER *ioc, |
| 3598 | Mpi2EventDataSasTopologyChangeList_t *event_data) |
| 3599 | { |
| 3600 | int i; |
| 3601 | u16 handle; |
| 3602 | u16 reason_code; |
| 3603 | |
| 3604 | for (i = 0; i < event_data->NumEntries; i++) { |
| 3605 | handle = le16_to_cpu(event_data->PHY[i].AttachedDevHandle); |
| 3606 | if (!handle) |
| 3607 | continue; |
| 3608 | reason_code = event_data->PHY[i].PhyStatus & |
| 3609 | MPI2_EVENT_SAS_TOPO_RC_MASK; |
| 3610 | if (reason_code == MPI2_EVENT_SAS_TOPO_RC_DELAY_NOT_RESPONDING) |
| 3611 | _scsih_block_io_device(ioc, handle); |
| 3612 | } |
| 3613 | } |
| 3614 | |
| 3615 | /** |
| 3616 | * _scsih_block_io_to_pcie_children_attached_directly |
| 3617 | * @ioc: per adapter object |
| 3618 | * @event_data: topology change event data |
| 3619 | * |
| 3620 | * This routine set sdev state to SDEV_BLOCK for all devices |
| 3621 | * direct attached during device pull/reconnect. |
| 3622 | */ |
| 3623 | static void |
| 3624 | _scsih_block_io_to_pcie_children_attached_directly(struct MPT3SAS_ADAPTER *ioc, |
| 3625 | Mpi26EventDataPCIeTopologyChangeList_t *event_data) |
| 3626 | { |
| 3627 | int i; |
| 3628 | u16 handle; |
| 3629 | u16 reason_code; |
| 3630 | |
| 3631 | for (i = 0; i < event_data->NumEntries; i++) { |
| 3632 | handle = |
| 3633 | le16_to_cpu(event_data->PortEntry[i].AttachedDevHandle); |
| 3634 | if (!handle) |
| 3635 | continue; |
| 3636 | reason_code = event_data->PortEntry[i].PortStatus; |
| 3637 | if (reason_code == |
| 3638 | MPI26_EVENT_PCIE_TOPO_PS_DELAY_NOT_RESPONDING) |
| 3639 | _scsih_block_io_device(ioc, handle); |
| 3640 | } |
| 3641 | } |
| 3642 | /** |
| 3643 | * _scsih_tm_tr_send - send task management request |
| 3644 | * @ioc: per adapter object |
| 3645 | * @handle: device handle |
| 3646 | * Context: interrupt time. |
| 3647 | * |
| 3648 | * This code is to initiate the device removal handshake protocol |
| 3649 | * with controller firmware. This function will issue target reset |
| 3650 | * using high priority request queue. It will send a sas iounit |
| 3651 | * control request (MPI2_SAS_OP_REMOVE_DEVICE) from this completion. |
| 3652 | * |
| 3653 | * This is designed to send muliple task management request at the same |
| 3654 | * time to the fifo. If the fifo is full, we will append the request, |
| 3655 | * and process it in a future completion. |
| 3656 | */ |
| 3657 | static void |
| 3658 | _scsih_tm_tr_send(struct MPT3SAS_ADAPTER *ioc, u16 handle) |
| 3659 | { |
| 3660 | Mpi2SCSITaskManagementRequest_t *mpi_request; |
| 3661 | u16 smid; |
| 3662 | struct _sas_device *sas_device = NULL; |
| 3663 | struct _pcie_device *pcie_device = NULL; |
| 3664 | struct MPT3SAS_TARGET *sas_target_priv_data = NULL; |
| 3665 | u64 sas_address = 0; |
| 3666 | unsigned long flags; |
| 3667 | struct _tr_list *delayed_tr; |
| 3668 | u32 ioc_state; |
| 3669 | u8 tr_method = 0; |
| 3670 | |
| 3671 | if (ioc->pci_error_recovery) { |
| 3672 | dewtprintk(ioc, |
| 3673 | ioc_info(ioc, "%s: host in pci error recovery: handle(0x%04x)\n", |
| 3674 | __func__, handle)); |
| 3675 | return; |
| 3676 | } |
| 3677 | ioc_state = mpt3sas_base_get_iocstate(ioc, 1); |
| 3678 | if (ioc_state != MPI2_IOC_STATE_OPERATIONAL) { |
| 3679 | dewtprintk(ioc, |
| 3680 | ioc_info(ioc, "%s: host is not operational: handle(0x%04x)\n", |
| 3681 | __func__, handle)); |
| 3682 | return; |
| 3683 | } |
| 3684 | |
| 3685 | /* if PD, then return */ |
| 3686 | if (test_bit(handle, ioc->pd_handles)) |
| 3687 | return; |
| 3688 | |
| 3689 | clear_bit(handle, ioc->pend_os_device_add); |
| 3690 | |
| 3691 | spin_lock_irqsave(&ioc->sas_device_lock, flags); |
| 3692 | sas_device = __mpt3sas_get_sdev_by_handle(ioc, handle); |
| 3693 | if (sas_device && sas_device->starget && |
| 3694 | sas_device->starget->hostdata) { |
| 3695 | sas_target_priv_data = sas_device->starget->hostdata; |
| 3696 | sas_target_priv_data->deleted = 1; |
| 3697 | sas_address = sas_device->sas_address; |
| 3698 | } |
| 3699 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
| 3700 | if (!sas_device) { |
| 3701 | spin_lock_irqsave(&ioc->pcie_device_lock, flags); |
| 3702 | pcie_device = __mpt3sas_get_pdev_by_handle(ioc, handle); |
| 3703 | if (pcie_device && pcie_device->starget && |
| 3704 | pcie_device->starget->hostdata) { |
| 3705 | sas_target_priv_data = pcie_device->starget->hostdata; |
| 3706 | sas_target_priv_data->deleted = 1; |
| 3707 | sas_address = pcie_device->wwid; |
| 3708 | } |
| 3709 | spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); |
| 3710 | if (pcie_device && (!ioc->tm_custom_handling) && |
| 3711 | (!(mpt3sas_scsih_is_pcie_scsi_device( |
| 3712 | pcie_device->device_info)))) |
| 3713 | tr_method = |
| 3714 | MPI26_SCSITASKMGMT_MSGFLAGS_PROTOCOL_LVL_RST_PCIE; |
| 3715 | else |
| 3716 | tr_method = MPI2_SCSITASKMGMT_MSGFLAGS_LINK_RESET; |
| 3717 | } |
| 3718 | if (sas_target_priv_data) { |
| 3719 | dewtprintk(ioc, |
| 3720 | ioc_info(ioc, "setting delete flag: handle(0x%04x), sas_addr(0x%016llx)\n", |
| 3721 | handle, (u64)sas_address)); |
| 3722 | if (sas_device) { |
| 3723 | if (sas_device->enclosure_handle != 0) |
| 3724 | dewtprintk(ioc, |
| 3725 | ioc_info(ioc, "setting delete flag:enclosure logical id(0x%016llx), slot(%d)\n", |
| 3726 | (u64)sas_device->enclosure_logical_id, |
| 3727 | sas_device->slot)); |
| 3728 | if (sas_device->connector_name[0] != '\0') |
| 3729 | dewtprintk(ioc, |
| 3730 | ioc_info(ioc, "setting delete flag: enclosure level(0x%04x), connector name( %s)\n", |
| 3731 | sas_device->enclosure_level, |
| 3732 | sas_device->connector_name)); |
| 3733 | } else if (pcie_device) { |
| 3734 | if (pcie_device->enclosure_handle != 0) |
| 3735 | dewtprintk(ioc, |
| 3736 | ioc_info(ioc, "setting delete flag: logical id(0x%016llx), slot(%d)\n", |
| 3737 | (u64)pcie_device->enclosure_logical_id, |
| 3738 | pcie_device->slot)); |
| 3739 | if (pcie_device->connector_name[0] != '\0') |
| 3740 | dewtprintk(ioc, |
| 3741 | ioc_info(ioc, "setting delete flag:, enclosure level(0x%04x), connector name( %s)\n", |
| 3742 | pcie_device->enclosure_level, |
| 3743 | pcie_device->connector_name)); |
| 3744 | } |
| 3745 | _scsih_ublock_io_device(ioc, sas_address); |
| 3746 | sas_target_priv_data->handle = MPT3SAS_INVALID_DEVICE_HANDLE; |
| 3747 | } |
| 3748 | |
| 3749 | smid = mpt3sas_base_get_smid_hpr(ioc, ioc->tm_tr_cb_idx); |
| 3750 | if (!smid) { |
| 3751 | delayed_tr = kzalloc(sizeof(*delayed_tr), GFP_ATOMIC); |
| 3752 | if (!delayed_tr) |
| 3753 | goto out; |
| 3754 | INIT_LIST_HEAD(&delayed_tr->list); |
| 3755 | delayed_tr->handle = handle; |
| 3756 | list_add_tail(&delayed_tr->list, &ioc->delayed_tr_list); |
| 3757 | dewtprintk(ioc, |
| 3758 | ioc_info(ioc, "DELAYED:tr:handle(0x%04x), (open)\n", |
| 3759 | handle)); |
| 3760 | goto out; |
| 3761 | } |
| 3762 | |
| 3763 | dewtprintk(ioc, |
| 3764 | ioc_info(ioc, "tr_send:handle(0x%04x), (open), smid(%d), cb(%d)\n", |
| 3765 | handle, smid, ioc->tm_tr_cb_idx)); |
| 3766 | mpi_request = mpt3sas_base_get_msg_frame(ioc, smid); |
| 3767 | memset(mpi_request, 0, sizeof(Mpi2SCSITaskManagementRequest_t)); |
| 3768 | mpi_request->Function = MPI2_FUNCTION_SCSI_TASK_MGMT; |
| 3769 | mpi_request->DevHandle = cpu_to_le16(handle); |
| 3770 | mpi_request->TaskType = MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET; |
| 3771 | mpi_request->MsgFlags = tr_method; |
| 3772 | set_bit(handle, ioc->device_remove_in_progress); |
| 3773 | ioc->put_smid_hi_priority(ioc, smid, 0); |
| 3774 | mpt3sas_trigger_master(ioc, MASTER_TRIGGER_DEVICE_REMOVAL); |
| 3775 | |
| 3776 | out: |
| 3777 | if (sas_device) |
| 3778 | sas_device_put(sas_device); |
| 3779 | if (pcie_device) |
| 3780 | pcie_device_put(pcie_device); |
| 3781 | } |
| 3782 | |
| 3783 | /** |
| 3784 | * _scsih_tm_tr_complete - |
| 3785 | * @ioc: per adapter object |
| 3786 | * @smid: system request message index |
| 3787 | * @msix_index: MSIX table index supplied by the OS |
| 3788 | * @reply: reply message frame(lower 32bit addr) |
| 3789 | * Context: interrupt time. |
| 3790 | * |
| 3791 | * This is the target reset completion routine. |
| 3792 | * This code is part of the code to initiate the device removal |
| 3793 | * handshake protocol with controller firmware. |
| 3794 | * It will send a sas iounit control request (MPI2_SAS_OP_REMOVE_DEVICE) |
| 3795 | * |
| 3796 | * Return: 1 meaning mf should be freed from _base_interrupt |
| 3797 | * 0 means the mf is freed from this function. |
| 3798 | */ |
| 3799 | static u8 |
| 3800 | _scsih_tm_tr_complete(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, |
| 3801 | u32 reply) |
| 3802 | { |
| 3803 | u16 handle; |
| 3804 | Mpi2SCSITaskManagementRequest_t *mpi_request_tm; |
| 3805 | Mpi2SCSITaskManagementReply_t *mpi_reply = |
| 3806 | mpt3sas_base_get_reply_virt_addr(ioc, reply); |
| 3807 | Mpi2SasIoUnitControlRequest_t *mpi_request; |
| 3808 | u16 smid_sas_ctrl; |
| 3809 | u32 ioc_state; |
| 3810 | struct _sc_list *delayed_sc; |
| 3811 | |
| 3812 | if (ioc->pci_error_recovery) { |
| 3813 | dewtprintk(ioc, |
| 3814 | ioc_info(ioc, "%s: host in pci error recovery\n", |
| 3815 | __func__)); |
| 3816 | return 1; |
| 3817 | } |
| 3818 | ioc_state = mpt3sas_base_get_iocstate(ioc, 1); |
| 3819 | if (ioc_state != MPI2_IOC_STATE_OPERATIONAL) { |
| 3820 | dewtprintk(ioc, |
| 3821 | ioc_info(ioc, "%s: host is not operational\n", |
| 3822 | __func__)); |
| 3823 | return 1; |
| 3824 | } |
| 3825 | if (unlikely(!mpi_reply)) { |
| 3826 | ioc_err(ioc, "mpi_reply not valid at %s:%d/%s()!\n", |
| 3827 | __FILE__, __LINE__, __func__); |
| 3828 | return 1; |
| 3829 | } |
| 3830 | mpi_request_tm = mpt3sas_base_get_msg_frame(ioc, smid); |
| 3831 | handle = le16_to_cpu(mpi_request_tm->DevHandle); |
| 3832 | if (handle != le16_to_cpu(mpi_reply->DevHandle)) { |
| 3833 | dewtprintk(ioc, |
| 3834 | ioc_err(ioc, "spurious interrupt: handle(0x%04x:0x%04x), smid(%d)!!!\n", |
| 3835 | handle, |
| 3836 | le16_to_cpu(mpi_reply->DevHandle), smid)); |
| 3837 | return 0; |
| 3838 | } |
| 3839 | |
| 3840 | mpt3sas_trigger_master(ioc, MASTER_TRIGGER_TASK_MANAGMENT); |
| 3841 | dewtprintk(ioc, |
| 3842 | ioc_info(ioc, "tr_complete:handle(0x%04x), (open) smid(%d), ioc_status(0x%04x), loginfo(0x%08x), completed(%d)\n", |
| 3843 | handle, smid, le16_to_cpu(mpi_reply->IOCStatus), |
| 3844 | le32_to_cpu(mpi_reply->IOCLogInfo), |
| 3845 | le32_to_cpu(mpi_reply->TerminationCount))); |
| 3846 | |
| 3847 | smid_sas_ctrl = mpt3sas_base_get_smid(ioc, ioc->tm_sas_control_cb_idx); |
| 3848 | if (!smid_sas_ctrl) { |
| 3849 | delayed_sc = kzalloc(sizeof(*delayed_sc), GFP_ATOMIC); |
| 3850 | if (!delayed_sc) |
| 3851 | return _scsih_check_for_pending_tm(ioc, smid); |
| 3852 | INIT_LIST_HEAD(&delayed_sc->list); |
| 3853 | delayed_sc->handle = le16_to_cpu(mpi_request_tm->DevHandle); |
| 3854 | list_add_tail(&delayed_sc->list, &ioc->delayed_sc_list); |
| 3855 | dewtprintk(ioc, |
| 3856 | ioc_info(ioc, "DELAYED:sc:handle(0x%04x), (open)\n", |
| 3857 | handle)); |
| 3858 | return _scsih_check_for_pending_tm(ioc, smid); |
| 3859 | } |
| 3860 | |
| 3861 | dewtprintk(ioc, |
| 3862 | ioc_info(ioc, "sc_send:handle(0x%04x), (open), smid(%d), cb(%d)\n", |
| 3863 | handle, smid_sas_ctrl, ioc->tm_sas_control_cb_idx)); |
| 3864 | mpi_request = mpt3sas_base_get_msg_frame(ioc, smid_sas_ctrl); |
| 3865 | memset(mpi_request, 0, sizeof(Mpi2SasIoUnitControlRequest_t)); |
| 3866 | mpi_request->Function = MPI2_FUNCTION_SAS_IO_UNIT_CONTROL; |
| 3867 | mpi_request->Operation = MPI2_SAS_OP_REMOVE_DEVICE; |
| 3868 | mpi_request->DevHandle = mpi_request_tm->DevHandle; |
| 3869 | ioc->put_smid_default(ioc, smid_sas_ctrl); |
| 3870 | |
| 3871 | return _scsih_check_for_pending_tm(ioc, smid); |
| 3872 | } |
| 3873 | |
| 3874 | /** _scsih_allow_scmd_to_device - check whether scmd needs to |
| 3875 | * issue to IOC or not. |
| 3876 | * @ioc: per adapter object |
| 3877 | * @scmd: pointer to scsi command object |
| 3878 | * |
| 3879 | * Returns true if scmd can be issued to IOC otherwise returns false. |
| 3880 | */ |
| 3881 | inline bool _scsih_allow_scmd_to_device(struct MPT3SAS_ADAPTER *ioc, |
| 3882 | struct scsi_cmnd *scmd) |
| 3883 | { |
| 3884 | |
| 3885 | if (ioc->pci_error_recovery) |
| 3886 | return false; |
| 3887 | |
| 3888 | if (ioc->hba_mpi_version_belonged == MPI2_VERSION) { |
| 3889 | if (ioc->remove_host) |
| 3890 | return false; |
| 3891 | |
| 3892 | return true; |
| 3893 | } |
| 3894 | |
| 3895 | if (ioc->remove_host) { |
| 3896 | |
| 3897 | switch (scmd->cmnd[0]) { |
| 3898 | case SYNCHRONIZE_CACHE: |
| 3899 | case START_STOP: |
| 3900 | return true; |
| 3901 | default: |
| 3902 | return false; |
| 3903 | } |
| 3904 | } |
| 3905 | |
| 3906 | return true; |
| 3907 | } |
| 3908 | |
| 3909 | /** |
| 3910 | * _scsih_sas_control_complete - completion routine |
| 3911 | * @ioc: per adapter object |
| 3912 | * @smid: system request message index |
| 3913 | * @msix_index: MSIX table index supplied by the OS |
| 3914 | * @reply: reply message frame(lower 32bit addr) |
| 3915 | * Context: interrupt time. |
| 3916 | * |
| 3917 | * This is the sas iounit control completion routine. |
| 3918 | * This code is part of the code to initiate the device removal |
| 3919 | * handshake protocol with controller firmware. |
| 3920 | * |
| 3921 | * Return: 1 meaning mf should be freed from _base_interrupt |
| 3922 | * 0 means the mf is freed from this function. |
| 3923 | */ |
| 3924 | static u8 |
| 3925 | _scsih_sas_control_complete(struct MPT3SAS_ADAPTER *ioc, u16 smid, |
| 3926 | u8 msix_index, u32 reply) |
| 3927 | { |
| 3928 | Mpi2SasIoUnitControlReply_t *mpi_reply = |
| 3929 | mpt3sas_base_get_reply_virt_addr(ioc, reply); |
| 3930 | |
| 3931 | if (likely(mpi_reply)) { |
| 3932 | dewtprintk(ioc, |
| 3933 | ioc_info(ioc, "sc_complete:handle(0x%04x), (open) smid(%d), ioc_status(0x%04x), loginfo(0x%08x)\n", |
| 3934 | le16_to_cpu(mpi_reply->DevHandle), smid, |
| 3935 | le16_to_cpu(mpi_reply->IOCStatus), |
| 3936 | le32_to_cpu(mpi_reply->IOCLogInfo))); |
| 3937 | if (le16_to_cpu(mpi_reply->IOCStatus) == |
| 3938 | MPI2_IOCSTATUS_SUCCESS) { |
| 3939 | clear_bit(le16_to_cpu(mpi_reply->DevHandle), |
| 3940 | ioc->device_remove_in_progress); |
| 3941 | } |
| 3942 | } else { |
| 3943 | ioc_err(ioc, "mpi_reply not valid at %s:%d/%s()!\n", |
| 3944 | __FILE__, __LINE__, __func__); |
| 3945 | } |
| 3946 | return mpt3sas_check_for_pending_internal_cmds(ioc, smid); |
| 3947 | } |
| 3948 | |
| 3949 | /** |
| 3950 | * _scsih_tm_tr_volume_send - send target reset request for volumes |
| 3951 | * @ioc: per adapter object |
| 3952 | * @handle: device handle |
| 3953 | * Context: interrupt time. |
| 3954 | * |
| 3955 | * This is designed to send muliple task management request at the same |
| 3956 | * time to the fifo. If the fifo is full, we will append the request, |
| 3957 | * and process it in a future completion. |
| 3958 | */ |
| 3959 | static void |
| 3960 | _scsih_tm_tr_volume_send(struct MPT3SAS_ADAPTER *ioc, u16 handle) |
| 3961 | { |
| 3962 | Mpi2SCSITaskManagementRequest_t *mpi_request; |
| 3963 | u16 smid; |
| 3964 | struct _tr_list *delayed_tr; |
| 3965 | |
| 3966 | if (ioc->pci_error_recovery) { |
| 3967 | dewtprintk(ioc, |
| 3968 | ioc_info(ioc, "%s: host reset in progress!\n", |
| 3969 | __func__)); |
| 3970 | return; |
| 3971 | } |
| 3972 | |
| 3973 | smid = mpt3sas_base_get_smid_hpr(ioc, ioc->tm_tr_volume_cb_idx); |
| 3974 | if (!smid) { |
| 3975 | delayed_tr = kzalloc(sizeof(*delayed_tr), GFP_ATOMIC); |
| 3976 | if (!delayed_tr) |
| 3977 | return; |
| 3978 | INIT_LIST_HEAD(&delayed_tr->list); |
| 3979 | delayed_tr->handle = handle; |
| 3980 | list_add_tail(&delayed_tr->list, &ioc->delayed_tr_volume_list); |
| 3981 | dewtprintk(ioc, |
| 3982 | ioc_info(ioc, "DELAYED:tr:handle(0x%04x), (open)\n", |
| 3983 | handle)); |
| 3984 | return; |
| 3985 | } |
| 3986 | |
| 3987 | dewtprintk(ioc, |
| 3988 | ioc_info(ioc, "tr_send:handle(0x%04x), (open), smid(%d), cb(%d)\n", |
| 3989 | handle, smid, ioc->tm_tr_volume_cb_idx)); |
| 3990 | mpi_request = mpt3sas_base_get_msg_frame(ioc, smid); |
| 3991 | memset(mpi_request, 0, sizeof(Mpi2SCSITaskManagementRequest_t)); |
| 3992 | mpi_request->Function = MPI2_FUNCTION_SCSI_TASK_MGMT; |
| 3993 | mpi_request->DevHandle = cpu_to_le16(handle); |
| 3994 | mpi_request->TaskType = MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET; |
| 3995 | ioc->put_smid_hi_priority(ioc, smid, 0); |
| 3996 | } |
| 3997 | |
| 3998 | /** |
| 3999 | * _scsih_tm_volume_tr_complete - target reset completion |
| 4000 | * @ioc: per adapter object |
| 4001 | * @smid: system request message index |
| 4002 | * @msix_index: MSIX table index supplied by the OS |
| 4003 | * @reply: reply message frame(lower 32bit addr) |
| 4004 | * Context: interrupt time. |
| 4005 | * |
| 4006 | * Return: 1 meaning mf should be freed from _base_interrupt |
| 4007 | * 0 means the mf is freed from this function. |
| 4008 | */ |
| 4009 | static u8 |
| 4010 | _scsih_tm_volume_tr_complete(struct MPT3SAS_ADAPTER *ioc, u16 smid, |
| 4011 | u8 msix_index, u32 reply) |
| 4012 | { |
| 4013 | u16 handle; |
| 4014 | Mpi2SCSITaskManagementRequest_t *mpi_request_tm; |
| 4015 | Mpi2SCSITaskManagementReply_t *mpi_reply = |
| 4016 | mpt3sas_base_get_reply_virt_addr(ioc, reply); |
| 4017 | |
| 4018 | if (ioc->shost_recovery || ioc->pci_error_recovery) { |
| 4019 | dewtprintk(ioc, |
| 4020 | ioc_info(ioc, "%s: host reset in progress!\n", |
| 4021 | __func__)); |
| 4022 | return 1; |
| 4023 | } |
| 4024 | if (unlikely(!mpi_reply)) { |
| 4025 | ioc_err(ioc, "mpi_reply not valid at %s:%d/%s()!\n", |
| 4026 | __FILE__, __LINE__, __func__); |
| 4027 | return 1; |
| 4028 | } |
| 4029 | |
| 4030 | mpi_request_tm = mpt3sas_base_get_msg_frame(ioc, smid); |
| 4031 | handle = le16_to_cpu(mpi_request_tm->DevHandle); |
| 4032 | if (handle != le16_to_cpu(mpi_reply->DevHandle)) { |
| 4033 | dewtprintk(ioc, |
| 4034 | ioc_err(ioc, "spurious interrupt: handle(0x%04x:0x%04x), smid(%d)!!!\n", |
| 4035 | handle, le16_to_cpu(mpi_reply->DevHandle), |
| 4036 | smid)); |
| 4037 | return 0; |
| 4038 | } |
| 4039 | |
| 4040 | dewtprintk(ioc, |
| 4041 | ioc_info(ioc, "tr_complete:handle(0x%04x), (open) smid(%d), ioc_status(0x%04x), loginfo(0x%08x), completed(%d)\n", |
| 4042 | handle, smid, le16_to_cpu(mpi_reply->IOCStatus), |
| 4043 | le32_to_cpu(mpi_reply->IOCLogInfo), |
| 4044 | le32_to_cpu(mpi_reply->TerminationCount))); |
| 4045 | |
| 4046 | return _scsih_check_for_pending_tm(ioc, smid); |
| 4047 | } |
| 4048 | |
| 4049 | /** |
| 4050 | * _scsih_issue_delayed_event_ack - issue delayed Event ACK messages |
| 4051 | * @ioc: per adapter object |
| 4052 | * @smid: system request message index |
| 4053 | * @event: Event ID |
| 4054 | * @event_context: used to track events uniquely |
| 4055 | * |
| 4056 | * Context - processed in interrupt context. |
| 4057 | */ |
| 4058 | static void |
| 4059 | _scsih_issue_delayed_event_ack(struct MPT3SAS_ADAPTER *ioc, u16 smid, U16 event, |
| 4060 | U32 event_context) |
| 4061 | { |
| 4062 | Mpi2EventAckRequest_t *ack_request; |
| 4063 | int i = smid - ioc->internal_smid; |
| 4064 | unsigned long flags; |
| 4065 | |
| 4066 | /* Without releasing the smid just update the |
| 4067 | * call back index and reuse the same smid for |
| 4068 | * processing this delayed request |
| 4069 | */ |
| 4070 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); |
| 4071 | ioc->internal_lookup[i].cb_idx = ioc->base_cb_idx; |
| 4072 | spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); |
| 4073 | |
| 4074 | dewtprintk(ioc, |
| 4075 | ioc_info(ioc, "EVENT ACK: event(0x%04x), smid(%d), cb(%d)\n", |
| 4076 | le16_to_cpu(event), smid, ioc->base_cb_idx)); |
| 4077 | ack_request = mpt3sas_base_get_msg_frame(ioc, smid); |
| 4078 | memset(ack_request, 0, sizeof(Mpi2EventAckRequest_t)); |
| 4079 | ack_request->Function = MPI2_FUNCTION_EVENT_ACK; |
| 4080 | ack_request->Event = event; |
| 4081 | ack_request->EventContext = event_context; |
| 4082 | ack_request->VF_ID = 0; /* TODO */ |
| 4083 | ack_request->VP_ID = 0; |
| 4084 | ioc->put_smid_default(ioc, smid); |
| 4085 | } |
| 4086 | |
| 4087 | /** |
| 4088 | * _scsih_issue_delayed_sas_io_unit_ctrl - issue delayed |
| 4089 | * sas_io_unit_ctrl messages |
| 4090 | * @ioc: per adapter object |
| 4091 | * @smid: system request message index |
| 4092 | * @handle: device handle |
| 4093 | * |
| 4094 | * Context - processed in interrupt context. |
| 4095 | */ |
| 4096 | static void |
| 4097 | _scsih_issue_delayed_sas_io_unit_ctrl(struct MPT3SAS_ADAPTER *ioc, |
| 4098 | u16 smid, u16 handle) |
| 4099 | { |
| 4100 | Mpi2SasIoUnitControlRequest_t *mpi_request; |
| 4101 | u32 ioc_state; |
| 4102 | int i = smid - ioc->internal_smid; |
| 4103 | unsigned long flags; |
| 4104 | |
| 4105 | if (ioc->remove_host) { |
| 4106 | dewtprintk(ioc, |
| 4107 | ioc_info(ioc, "%s: host has been removed\n", |
| 4108 | __func__)); |
| 4109 | return; |
| 4110 | } else if (ioc->pci_error_recovery) { |
| 4111 | dewtprintk(ioc, |
| 4112 | ioc_info(ioc, "%s: host in pci error recovery\n", |
| 4113 | __func__)); |
| 4114 | return; |
| 4115 | } |
| 4116 | ioc_state = mpt3sas_base_get_iocstate(ioc, 1); |
| 4117 | if (ioc_state != MPI2_IOC_STATE_OPERATIONAL) { |
| 4118 | dewtprintk(ioc, |
| 4119 | ioc_info(ioc, "%s: host is not operational\n", |
| 4120 | __func__)); |
| 4121 | return; |
| 4122 | } |
| 4123 | |
| 4124 | /* Without releasing the smid just update the |
| 4125 | * call back index and reuse the same smid for |
| 4126 | * processing this delayed request |
| 4127 | */ |
| 4128 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); |
| 4129 | ioc->internal_lookup[i].cb_idx = ioc->tm_sas_control_cb_idx; |
| 4130 | spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); |
| 4131 | |
| 4132 | dewtprintk(ioc, |
| 4133 | ioc_info(ioc, "sc_send:handle(0x%04x), (open), smid(%d), cb(%d)\n", |
| 4134 | handle, smid, ioc->tm_sas_control_cb_idx)); |
| 4135 | mpi_request = mpt3sas_base_get_msg_frame(ioc, smid); |
| 4136 | memset(mpi_request, 0, sizeof(Mpi2SasIoUnitControlRequest_t)); |
| 4137 | mpi_request->Function = MPI2_FUNCTION_SAS_IO_UNIT_CONTROL; |
| 4138 | mpi_request->Operation = MPI2_SAS_OP_REMOVE_DEVICE; |
| 4139 | mpi_request->DevHandle = cpu_to_le16(handle); |
| 4140 | ioc->put_smid_default(ioc, smid); |
| 4141 | } |
| 4142 | |
| 4143 | /** |
| 4144 | * _scsih_check_for_pending_internal_cmds - check for pending internal messages |
| 4145 | * @ioc: per adapter object |
| 4146 | * @smid: system request message index |
| 4147 | * |
| 4148 | * Context: Executed in interrupt context |
| 4149 | * |
| 4150 | * This will check delayed internal messages list, and process the |
| 4151 | * next request. |
| 4152 | * |
| 4153 | * Return: 1 meaning mf should be freed from _base_interrupt |
| 4154 | * 0 means the mf is freed from this function. |
| 4155 | */ |
| 4156 | u8 |
| 4157 | mpt3sas_check_for_pending_internal_cmds(struct MPT3SAS_ADAPTER *ioc, u16 smid) |
| 4158 | { |
| 4159 | struct _sc_list *delayed_sc; |
| 4160 | struct _event_ack_list *delayed_event_ack; |
| 4161 | |
| 4162 | if (!list_empty(&ioc->delayed_event_ack_list)) { |
| 4163 | delayed_event_ack = list_entry(ioc->delayed_event_ack_list.next, |
| 4164 | struct _event_ack_list, list); |
| 4165 | _scsih_issue_delayed_event_ack(ioc, smid, |
| 4166 | delayed_event_ack->Event, delayed_event_ack->EventContext); |
| 4167 | list_del(&delayed_event_ack->list); |
| 4168 | kfree(delayed_event_ack); |
| 4169 | return 0; |
| 4170 | } |
| 4171 | |
| 4172 | if (!list_empty(&ioc->delayed_sc_list)) { |
| 4173 | delayed_sc = list_entry(ioc->delayed_sc_list.next, |
| 4174 | struct _sc_list, list); |
| 4175 | _scsih_issue_delayed_sas_io_unit_ctrl(ioc, smid, |
| 4176 | delayed_sc->handle); |
| 4177 | list_del(&delayed_sc->list); |
| 4178 | kfree(delayed_sc); |
| 4179 | return 0; |
| 4180 | } |
| 4181 | return 1; |
| 4182 | } |
| 4183 | |
| 4184 | /** |
| 4185 | * _scsih_check_for_pending_tm - check for pending task management |
| 4186 | * @ioc: per adapter object |
| 4187 | * @smid: system request message index |
| 4188 | * |
| 4189 | * This will check delayed target reset list, and feed the |
| 4190 | * next reqeust. |
| 4191 | * |
| 4192 | * Return: 1 meaning mf should be freed from _base_interrupt |
| 4193 | * 0 means the mf is freed from this function. |
| 4194 | */ |
| 4195 | static u8 |
| 4196 | _scsih_check_for_pending_tm(struct MPT3SAS_ADAPTER *ioc, u16 smid) |
| 4197 | { |
| 4198 | struct _tr_list *delayed_tr; |
| 4199 | |
| 4200 | if (!list_empty(&ioc->delayed_tr_volume_list)) { |
| 4201 | delayed_tr = list_entry(ioc->delayed_tr_volume_list.next, |
| 4202 | struct _tr_list, list); |
| 4203 | mpt3sas_base_free_smid(ioc, smid); |
| 4204 | _scsih_tm_tr_volume_send(ioc, delayed_tr->handle); |
| 4205 | list_del(&delayed_tr->list); |
| 4206 | kfree(delayed_tr); |
| 4207 | return 0; |
| 4208 | } |
| 4209 | |
| 4210 | if (!list_empty(&ioc->delayed_tr_list)) { |
| 4211 | delayed_tr = list_entry(ioc->delayed_tr_list.next, |
| 4212 | struct _tr_list, list); |
| 4213 | mpt3sas_base_free_smid(ioc, smid); |
| 4214 | _scsih_tm_tr_send(ioc, delayed_tr->handle); |
| 4215 | list_del(&delayed_tr->list); |
| 4216 | kfree(delayed_tr); |
| 4217 | return 0; |
| 4218 | } |
| 4219 | |
| 4220 | return 1; |
| 4221 | } |
| 4222 | |
| 4223 | /** |
| 4224 | * _scsih_check_topo_delete_events - sanity check on topo events |
| 4225 | * @ioc: per adapter object |
| 4226 | * @event_data: the event data payload |
| 4227 | * |
| 4228 | * This routine added to better handle cable breaker. |
| 4229 | * |
| 4230 | * This handles the case where driver receives multiple expander |
| 4231 | * add and delete events in a single shot. When there is a delete event |
| 4232 | * the routine will void any pending add events waiting in the event queue. |
| 4233 | */ |
| 4234 | static void |
| 4235 | _scsih_check_topo_delete_events(struct MPT3SAS_ADAPTER *ioc, |
| 4236 | Mpi2EventDataSasTopologyChangeList_t *event_data) |
| 4237 | { |
| 4238 | struct fw_event_work *fw_event; |
| 4239 | Mpi2EventDataSasTopologyChangeList_t *local_event_data; |
| 4240 | u16 expander_handle; |
| 4241 | struct _sas_node *sas_expander; |
| 4242 | unsigned long flags; |
| 4243 | int i, reason_code; |
| 4244 | u16 handle; |
| 4245 | |
| 4246 | for (i = 0 ; i < event_data->NumEntries; i++) { |
| 4247 | handle = le16_to_cpu(event_data->PHY[i].AttachedDevHandle); |
| 4248 | if (!handle) |
| 4249 | continue; |
| 4250 | reason_code = event_data->PHY[i].PhyStatus & |
| 4251 | MPI2_EVENT_SAS_TOPO_RC_MASK; |
| 4252 | if (reason_code == MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING) |
| 4253 | _scsih_tm_tr_send(ioc, handle); |
| 4254 | } |
| 4255 | |
| 4256 | expander_handle = le16_to_cpu(event_data->ExpanderDevHandle); |
| 4257 | if (expander_handle < ioc->sas_hba.num_phys) { |
| 4258 | _scsih_block_io_to_children_attached_directly(ioc, event_data); |
| 4259 | return; |
| 4260 | } |
| 4261 | if (event_data->ExpStatus == |
| 4262 | MPI2_EVENT_SAS_TOPO_ES_DELAY_NOT_RESPONDING) { |
| 4263 | /* put expander attached devices into blocking state */ |
| 4264 | spin_lock_irqsave(&ioc->sas_node_lock, flags); |
| 4265 | sas_expander = mpt3sas_scsih_expander_find_by_handle(ioc, |
| 4266 | expander_handle); |
| 4267 | _scsih_block_io_to_children_attached_to_ex(ioc, sas_expander); |
| 4268 | spin_unlock_irqrestore(&ioc->sas_node_lock, flags); |
| 4269 | do { |
| 4270 | handle = find_first_bit(ioc->blocking_handles, |
| 4271 | ioc->facts.MaxDevHandle); |
| 4272 | if (handle < ioc->facts.MaxDevHandle) |
| 4273 | _scsih_block_io_device(ioc, handle); |
| 4274 | } while (test_and_clear_bit(handle, ioc->blocking_handles)); |
| 4275 | } else if (event_data->ExpStatus == MPI2_EVENT_SAS_TOPO_ES_RESPONDING) |
| 4276 | _scsih_block_io_to_children_attached_directly(ioc, event_data); |
| 4277 | |
| 4278 | if (event_data->ExpStatus != MPI2_EVENT_SAS_TOPO_ES_NOT_RESPONDING) |
| 4279 | return; |
| 4280 | |
| 4281 | /* mark ignore flag for pending events */ |
| 4282 | spin_lock_irqsave(&ioc->fw_event_lock, flags); |
| 4283 | list_for_each_entry(fw_event, &ioc->fw_event_list, list) { |
| 4284 | if (fw_event->event != MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST || |
| 4285 | fw_event->ignore) |
| 4286 | continue; |
| 4287 | local_event_data = (Mpi2EventDataSasTopologyChangeList_t *) |
| 4288 | fw_event->event_data; |
| 4289 | if (local_event_data->ExpStatus == |
| 4290 | MPI2_EVENT_SAS_TOPO_ES_ADDED || |
| 4291 | local_event_data->ExpStatus == |
| 4292 | MPI2_EVENT_SAS_TOPO_ES_RESPONDING) { |
| 4293 | if (le16_to_cpu(local_event_data->ExpanderDevHandle) == |
| 4294 | expander_handle) { |
| 4295 | dewtprintk(ioc, |
| 4296 | ioc_info(ioc, "setting ignoring flag\n")); |
| 4297 | fw_event->ignore = 1; |
| 4298 | } |
| 4299 | } |
| 4300 | } |
| 4301 | spin_unlock_irqrestore(&ioc->fw_event_lock, flags); |
| 4302 | } |
| 4303 | |
| 4304 | /** |
| 4305 | * _scsih_check_pcie_topo_remove_events - sanity check on topo |
| 4306 | * events |
| 4307 | * @ioc: per adapter object |
| 4308 | * @event_data: the event data payload |
| 4309 | * |
| 4310 | * This handles the case where driver receives multiple switch |
| 4311 | * or device add and delete events in a single shot. When there |
| 4312 | * is a delete event the routine will void any pending add |
| 4313 | * events waiting in the event queue. |
| 4314 | */ |
| 4315 | static void |
| 4316 | _scsih_check_pcie_topo_remove_events(struct MPT3SAS_ADAPTER *ioc, |
| 4317 | Mpi26EventDataPCIeTopologyChangeList_t *event_data) |
| 4318 | { |
| 4319 | struct fw_event_work *fw_event; |
| 4320 | Mpi26EventDataPCIeTopologyChangeList_t *local_event_data; |
| 4321 | unsigned long flags; |
| 4322 | int i, reason_code; |
| 4323 | u16 handle, switch_handle; |
| 4324 | |
| 4325 | for (i = 0; i < event_data->NumEntries; i++) { |
| 4326 | handle = |
| 4327 | le16_to_cpu(event_data->PortEntry[i].AttachedDevHandle); |
| 4328 | if (!handle) |
| 4329 | continue; |
| 4330 | reason_code = event_data->PortEntry[i].PortStatus; |
| 4331 | if (reason_code == MPI26_EVENT_PCIE_TOPO_PS_NOT_RESPONDING) |
| 4332 | _scsih_tm_tr_send(ioc, handle); |
| 4333 | } |
| 4334 | |
| 4335 | switch_handle = le16_to_cpu(event_data->SwitchDevHandle); |
| 4336 | if (!switch_handle) { |
| 4337 | _scsih_block_io_to_pcie_children_attached_directly( |
| 4338 | ioc, event_data); |
| 4339 | return; |
| 4340 | } |
| 4341 | /* TODO We are not supporting cascaded PCIe Switch removal yet*/ |
| 4342 | if ((event_data->SwitchStatus |
| 4343 | == MPI26_EVENT_PCIE_TOPO_SS_DELAY_NOT_RESPONDING) || |
| 4344 | (event_data->SwitchStatus == |
| 4345 | MPI26_EVENT_PCIE_TOPO_SS_RESPONDING)) |
| 4346 | _scsih_block_io_to_pcie_children_attached_directly( |
| 4347 | ioc, event_data); |
| 4348 | |
| 4349 | if (event_data->SwitchStatus != MPI2_EVENT_SAS_TOPO_ES_NOT_RESPONDING) |
| 4350 | return; |
| 4351 | |
| 4352 | /* mark ignore flag for pending events */ |
| 4353 | spin_lock_irqsave(&ioc->fw_event_lock, flags); |
| 4354 | list_for_each_entry(fw_event, &ioc->fw_event_list, list) { |
| 4355 | if (fw_event->event != MPI2_EVENT_PCIE_TOPOLOGY_CHANGE_LIST || |
| 4356 | fw_event->ignore) |
| 4357 | continue; |
| 4358 | local_event_data = |
| 4359 | (Mpi26EventDataPCIeTopologyChangeList_t *) |
| 4360 | fw_event->event_data; |
| 4361 | if (local_event_data->SwitchStatus == |
| 4362 | MPI2_EVENT_SAS_TOPO_ES_ADDED || |
| 4363 | local_event_data->SwitchStatus == |
| 4364 | MPI2_EVENT_SAS_TOPO_ES_RESPONDING) { |
| 4365 | if (le16_to_cpu(local_event_data->SwitchDevHandle) == |
| 4366 | switch_handle) { |
| 4367 | dewtprintk(ioc, |
| 4368 | ioc_info(ioc, "setting ignoring flag for switch event\n")); |
| 4369 | fw_event->ignore = 1; |
| 4370 | } |
| 4371 | } |
| 4372 | } |
| 4373 | spin_unlock_irqrestore(&ioc->fw_event_lock, flags); |
| 4374 | } |
| 4375 | |
| 4376 | /** |
| 4377 | * _scsih_set_volume_delete_flag - setting volume delete flag |
| 4378 | * @ioc: per adapter object |
| 4379 | * @handle: device handle |
| 4380 | * |
| 4381 | * This returns nothing. |
| 4382 | */ |
| 4383 | static void |
| 4384 | _scsih_set_volume_delete_flag(struct MPT3SAS_ADAPTER *ioc, u16 handle) |
| 4385 | { |
| 4386 | struct _raid_device *raid_device; |
| 4387 | struct MPT3SAS_TARGET *sas_target_priv_data; |
| 4388 | unsigned long flags; |
| 4389 | |
| 4390 | spin_lock_irqsave(&ioc->raid_device_lock, flags); |
| 4391 | raid_device = mpt3sas_raid_device_find_by_handle(ioc, handle); |
| 4392 | if (raid_device && raid_device->starget && |
| 4393 | raid_device->starget->hostdata) { |
| 4394 | sas_target_priv_data = |
| 4395 | raid_device->starget->hostdata; |
| 4396 | sas_target_priv_data->deleted = 1; |
| 4397 | dewtprintk(ioc, |
| 4398 | ioc_info(ioc, "setting delete flag: handle(0x%04x), wwid(0x%016llx)\n", |
| 4399 | handle, (u64)raid_device->wwid)); |
| 4400 | } |
| 4401 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); |
| 4402 | } |
| 4403 | |
| 4404 | /** |
| 4405 | * _scsih_set_volume_handle_for_tr - set handle for target reset to volume |
| 4406 | * @handle: input handle |
| 4407 | * @a: handle for volume a |
| 4408 | * @b: handle for volume b |
| 4409 | * |
| 4410 | * IR firmware only supports two raid volumes. The purpose of this |
| 4411 | * routine is to set the volume handle in either a or b. When the given |
| 4412 | * input handle is non-zero, or when a and b have not been set before. |
| 4413 | */ |
| 4414 | static void |
| 4415 | _scsih_set_volume_handle_for_tr(u16 handle, u16 *a, u16 *b) |
| 4416 | { |
| 4417 | if (!handle || handle == *a || handle == *b) |
| 4418 | return; |
| 4419 | if (!*a) |
| 4420 | *a = handle; |
| 4421 | else if (!*b) |
| 4422 | *b = handle; |
| 4423 | } |
| 4424 | |
| 4425 | /** |
| 4426 | * _scsih_check_ir_config_unhide_events - check for UNHIDE events |
| 4427 | * @ioc: per adapter object |
| 4428 | * @event_data: the event data payload |
| 4429 | * Context: interrupt time. |
| 4430 | * |
| 4431 | * This routine will send target reset to volume, followed by target |
| 4432 | * resets to the PDs. This is called when a PD has been removed, or |
| 4433 | * volume has been deleted or removed. When the target reset is sent |
| 4434 | * to volume, the PD target resets need to be queued to start upon |
| 4435 | * completion of the volume target reset. |
| 4436 | */ |
| 4437 | static void |
| 4438 | _scsih_check_ir_config_unhide_events(struct MPT3SAS_ADAPTER *ioc, |
| 4439 | Mpi2EventDataIrConfigChangeList_t *event_data) |
| 4440 | { |
| 4441 | Mpi2EventIrConfigElement_t *element; |
| 4442 | int i; |
| 4443 | u16 handle, volume_handle, a, b; |
| 4444 | struct _tr_list *delayed_tr; |
| 4445 | |
| 4446 | a = 0; |
| 4447 | b = 0; |
| 4448 | |
| 4449 | if (ioc->is_warpdrive) |
| 4450 | return; |
| 4451 | |
| 4452 | /* Volume Resets for Deleted or Removed */ |
| 4453 | element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0]; |
| 4454 | for (i = 0; i < event_data->NumElements; i++, element++) { |
| 4455 | if (le32_to_cpu(event_data->Flags) & |
| 4456 | MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG) |
| 4457 | continue; |
| 4458 | if (element->ReasonCode == |
| 4459 | MPI2_EVENT_IR_CHANGE_RC_VOLUME_DELETED || |
| 4460 | element->ReasonCode == |
| 4461 | MPI2_EVENT_IR_CHANGE_RC_REMOVED) { |
| 4462 | volume_handle = le16_to_cpu(element->VolDevHandle); |
| 4463 | _scsih_set_volume_delete_flag(ioc, volume_handle); |
| 4464 | _scsih_set_volume_handle_for_tr(volume_handle, &a, &b); |
| 4465 | } |
| 4466 | } |
| 4467 | |
| 4468 | /* Volume Resets for UNHIDE events */ |
| 4469 | element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0]; |
| 4470 | for (i = 0; i < event_data->NumElements; i++, element++) { |
| 4471 | if (le32_to_cpu(event_data->Flags) & |
| 4472 | MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG) |
| 4473 | continue; |
| 4474 | if (element->ReasonCode == MPI2_EVENT_IR_CHANGE_RC_UNHIDE) { |
| 4475 | volume_handle = le16_to_cpu(element->VolDevHandle); |
| 4476 | _scsih_set_volume_handle_for_tr(volume_handle, &a, &b); |
| 4477 | } |
| 4478 | } |
| 4479 | |
| 4480 | if (a) |
| 4481 | _scsih_tm_tr_volume_send(ioc, a); |
| 4482 | if (b) |
| 4483 | _scsih_tm_tr_volume_send(ioc, b); |
| 4484 | |
| 4485 | /* PD target resets */ |
| 4486 | element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0]; |
| 4487 | for (i = 0; i < event_data->NumElements; i++, element++) { |
| 4488 | if (element->ReasonCode != MPI2_EVENT_IR_CHANGE_RC_UNHIDE) |
| 4489 | continue; |
| 4490 | handle = le16_to_cpu(element->PhysDiskDevHandle); |
| 4491 | volume_handle = le16_to_cpu(element->VolDevHandle); |
| 4492 | clear_bit(handle, ioc->pd_handles); |
| 4493 | if (!volume_handle) |
| 4494 | _scsih_tm_tr_send(ioc, handle); |
| 4495 | else if (volume_handle == a || volume_handle == b) { |
| 4496 | delayed_tr = kzalloc(sizeof(*delayed_tr), GFP_ATOMIC); |
| 4497 | BUG_ON(!delayed_tr); |
| 4498 | INIT_LIST_HEAD(&delayed_tr->list); |
| 4499 | delayed_tr->handle = handle; |
| 4500 | list_add_tail(&delayed_tr->list, &ioc->delayed_tr_list); |
| 4501 | dewtprintk(ioc, |
| 4502 | ioc_info(ioc, "DELAYED:tr:handle(0x%04x), (open)\n", |
| 4503 | handle)); |
| 4504 | } else |
| 4505 | _scsih_tm_tr_send(ioc, handle); |
| 4506 | } |
| 4507 | } |
| 4508 | |
| 4509 | |
| 4510 | /** |
| 4511 | * _scsih_check_volume_delete_events - set delete flag for volumes |
| 4512 | * @ioc: per adapter object |
| 4513 | * @event_data: the event data payload |
| 4514 | * Context: interrupt time. |
| 4515 | * |
| 4516 | * This will handle the case when the cable connected to entire volume is |
| 4517 | * pulled. We will take care of setting the deleted flag so normal IO will |
| 4518 | * not be sent. |
| 4519 | */ |
| 4520 | static void |
| 4521 | _scsih_check_volume_delete_events(struct MPT3SAS_ADAPTER *ioc, |
| 4522 | Mpi2EventDataIrVolume_t *event_data) |
| 4523 | { |
| 4524 | u32 state; |
| 4525 | |
| 4526 | if (event_data->ReasonCode != MPI2_EVENT_IR_VOLUME_RC_STATE_CHANGED) |
| 4527 | return; |
| 4528 | state = le32_to_cpu(event_data->NewValue); |
| 4529 | if (state == MPI2_RAID_VOL_STATE_MISSING || state == |
| 4530 | MPI2_RAID_VOL_STATE_FAILED) |
| 4531 | _scsih_set_volume_delete_flag(ioc, |
| 4532 | le16_to_cpu(event_data->VolDevHandle)); |
| 4533 | } |
| 4534 | |
| 4535 | /** |
| 4536 | * _scsih_temp_threshold_events - display temperature threshold exceeded events |
| 4537 | * @ioc: per adapter object |
| 4538 | * @event_data: the temp threshold event data |
| 4539 | * Context: interrupt time. |
| 4540 | */ |
| 4541 | static void |
| 4542 | _scsih_temp_threshold_events(struct MPT3SAS_ADAPTER *ioc, |
| 4543 | Mpi2EventDataTemperature_t *event_data) |
| 4544 | { |
| 4545 | u32 doorbell; |
| 4546 | if (ioc->temp_sensors_count >= event_data->SensorNum) { |
| 4547 | ioc_err(ioc, "Temperature Threshold flags %s%s%s%s exceeded for Sensor: %d !!!\n", |
| 4548 | le16_to_cpu(event_data->Status) & 0x1 ? "0 " : " ", |
| 4549 | le16_to_cpu(event_data->Status) & 0x2 ? "1 " : " ", |
| 4550 | le16_to_cpu(event_data->Status) & 0x4 ? "2 " : " ", |
| 4551 | le16_to_cpu(event_data->Status) & 0x8 ? "3 " : " ", |
| 4552 | event_data->SensorNum); |
| 4553 | ioc_err(ioc, "Current Temp In Celsius: %d\n", |
| 4554 | event_data->CurrentTemperature); |
| 4555 | if (ioc->hba_mpi_version_belonged != MPI2_VERSION) { |
| 4556 | doorbell = mpt3sas_base_get_iocstate(ioc, 0); |
| 4557 | if ((doorbell & MPI2_IOC_STATE_MASK) == |
| 4558 | MPI2_IOC_STATE_FAULT) { |
| 4559 | mpt3sas_print_fault_code(ioc, |
| 4560 | doorbell & MPI2_DOORBELL_DATA_MASK); |
| 4561 | } else if ((doorbell & MPI2_IOC_STATE_MASK) == |
| 4562 | MPI2_IOC_STATE_COREDUMP) { |
| 4563 | mpt3sas_print_coredump_info(ioc, |
| 4564 | doorbell & MPI2_DOORBELL_DATA_MASK); |
| 4565 | } |
| 4566 | } |
| 4567 | } |
| 4568 | } |
| 4569 | |
| 4570 | static int _scsih_set_satl_pending(struct scsi_cmnd *scmd, bool pending) |
| 4571 | { |
| 4572 | struct MPT3SAS_DEVICE *priv = scmd->device->hostdata; |
| 4573 | |
| 4574 | if (scmd->cmnd[0] != ATA_12 && scmd->cmnd[0] != ATA_16) |
| 4575 | return 0; |
| 4576 | |
| 4577 | if (pending) |
| 4578 | return test_and_set_bit(0, &priv->ata_command_pending); |
| 4579 | |
| 4580 | clear_bit(0, &priv->ata_command_pending); |
| 4581 | return 0; |
| 4582 | } |
| 4583 | |
| 4584 | /** |
| 4585 | * _scsih_flush_running_cmds - completing outstanding commands. |
| 4586 | * @ioc: per adapter object |
| 4587 | * |
| 4588 | * The flushing out of all pending scmd commands following host reset, |
| 4589 | * where all IO is dropped to the floor. |
| 4590 | */ |
| 4591 | static void |
| 4592 | _scsih_flush_running_cmds(struct MPT3SAS_ADAPTER *ioc) |
| 4593 | { |
| 4594 | struct scsi_cmnd *scmd; |
| 4595 | struct scsiio_tracker *st; |
| 4596 | u16 smid; |
| 4597 | int count = 0; |
| 4598 | |
| 4599 | for (smid = 1; smid <= ioc->scsiio_depth; smid++) { |
| 4600 | scmd = mpt3sas_scsih_scsi_lookup_get(ioc, smid); |
| 4601 | if (!scmd) |
| 4602 | continue; |
| 4603 | count++; |
| 4604 | _scsih_set_satl_pending(scmd, false); |
| 4605 | st = scsi_cmd_priv(scmd); |
| 4606 | mpt3sas_base_clear_st(ioc, st); |
| 4607 | scsi_dma_unmap(scmd); |
| 4608 | if (ioc->pci_error_recovery || ioc->remove_host) |
| 4609 | scmd->result = DID_NO_CONNECT << 16; |
| 4610 | else |
| 4611 | scmd->result = DID_RESET << 16; |
| 4612 | scmd->scsi_done(scmd); |
| 4613 | } |
| 4614 | dtmprintk(ioc, ioc_info(ioc, "completing %d cmds\n", count)); |
| 4615 | } |
| 4616 | |
| 4617 | /** |
| 4618 | * _scsih_setup_eedp - setup MPI request for EEDP transfer |
| 4619 | * @ioc: per adapter object |
| 4620 | * @scmd: pointer to scsi command object |
| 4621 | * @mpi_request: pointer to the SCSI_IO request message frame |
| 4622 | * |
| 4623 | * Supporting protection 1 and 3. |
| 4624 | */ |
| 4625 | static void |
| 4626 | _scsih_setup_eedp(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd, |
| 4627 | Mpi25SCSIIORequest_t *mpi_request) |
| 4628 | { |
| 4629 | u16 eedp_flags; |
| 4630 | unsigned char prot_op = scsi_get_prot_op(scmd); |
| 4631 | unsigned char prot_type = scsi_get_prot_type(scmd); |
| 4632 | Mpi25SCSIIORequest_t *mpi_request_3v = |
| 4633 | (Mpi25SCSIIORequest_t *)mpi_request; |
| 4634 | |
| 4635 | if (prot_type == SCSI_PROT_DIF_TYPE0 || prot_op == SCSI_PROT_NORMAL) |
| 4636 | return; |
| 4637 | |
| 4638 | if (prot_op == SCSI_PROT_READ_STRIP) |
| 4639 | eedp_flags = MPI2_SCSIIO_EEDPFLAGS_CHECK_REMOVE_OP; |
| 4640 | else if (prot_op == SCSI_PROT_WRITE_INSERT) |
| 4641 | eedp_flags = MPI2_SCSIIO_EEDPFLAGS_INSERT_OP; |
| 4642 | else |
| 4643 | return; |
| 4644 | |
| 4645 | switch (prot_type) { |
| 4646 | case SCSI_PROT_DIF_TYPE1: |
| 4647 | case SCSI_PROT_DIF_TYPE2: |
| 4648 | |
| 4649 | /* |
| 4650 | * enable ref/guard checking |
| 4651 | * auto increment ref tag |
| 4652 | */ |
| 4653 | eedp_flags |= MPI2_SCSIIO_EEDPFLAGS_INC_PRI_REFTAG | |
| 4654 | MPI2_SCSIIO_EEDPFLAGS_CHECK_REFTAG | |
| 4655 | MPI2_SCSIIO_EEDPFLAGS_CHECK_GUARD; |
| 4656 | mpi_request->CDB.EEDP32.PrimaryReferenceTag = |
| 4657 | cpu_to_be32(t10_pi_ref_tag(scmd->request)); |
| 4658 | break; |
| 4659 | |
| 4660 | case SCSI_PROT_DIF_TYPE3: |
| 4661 | |
| 4662 | /* |
| 4663 | * enable guard checking |
| 4664 | */ |
| 4665 | eedp_flags |= MPI2_SCSIIO_EEDPFLAGS_CHECK_GUARD; |
| 4666 | |
| 4667 | break; |
| 4668 | } |
| 4669 | |
| 4670 | mpi_request_3v->EEDPBlockSize = |
| 4671 | cpu_to_le16(scmd->device->sector_size); |
| 4672 | |
| 4673 | if (ioc->is_gen35_ioc) |
| 4674 | eedp_flags |= MPI25_SCSIIO_EEDPFLAGS_APPTAG_DISABLE_MODE; |
| 4675 | mpi_request->EEDPFlags = cpu_to_le16(eedp_flags); |
| 4676 | } |
| 4677 | |
| 4678 | /** |
| 4679 | * _scsih_eedp_error_handling - return sense code for EEDP errors |
| 4680 | * @scmd: pointer to scsi command object |
| 4681 | * @ioc_status: ioc status |
| 4682 | */ |
| 4683 | static void |
| 4684 | _scsih_eedp_error_handling(struct scsi_cmnd *scmd, u16 ioc_status) |
| 4685 | { |
| 4686 | u8 ascq; |
| 4687 | |
| 4688 | switch (ioc_status) { |
| 4689 | case MPI2_IOCSTATUS_EEDP_GUARD_ERROR: |
| 4690 | ascq = 0x01; |
| 4691 | break; |
| 4692 | case MPI2_IOCSTATUS_EEDP_APP_TAG_ERROR: |
| 4693 | ascq = 0x02; |
| 4694 | break; |
| 4695 | case MPI2_IOCSTATUS_EEDP_REF_TAG_ERROR: |
| 4696 | ascq = 0x03; |
| 4697 | break; |
| 4698 | default: |
| 4699 | ascq = 0x00; |
| 4700 | break; |
| 4701 | } |
| 4702 | scsi_build_sense_buffer(0, scmd->sense_buffer, ILLEGAL_REQUEST, 0x10, |
| 4703 | ascq); |
| 4704 | scmd->result = DRIVER_SENSE << 24 | (DID_ABORT << 16) | |
| 4705 | SAM_STAT_CHECK_CONDITION; |
| 4706 | } |
| 4707 | |
| 4708 | /** |
| 4709 | * scsih_qcmd - main scsi request entry point |
| 4710 | * @shost: SCSI host pointer |
| 4711 | * @scmd: pointer to scsi command object |
| 4712 | * |
| 4713 | * The callback index is set inside `ioc->scsi_io_cb_idx`. |
| 4714 | * |
| 4715 | * Return: 0 on success. If there's a failure, return either: |
| 4716 | * SCSI_MLQUEUE_DEVICE_BUSY if the device queue is full, or |
| 4717 | * SCSI_MLQUEUE_HOST_BUSY if the entire host queue is full |
| 4718 | */ |
| 4719 | static int |
| 4720 | scsih_qcmd(struct Scsi_Host *shost, struct scsi_cmnd *scmd) |
| 4721 | { |
| 4722 | struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); |
| 4723 | struct MPT3SAS_DEVICE *sas_device_priv_data; |
| 4724 | struct MPT3SAS_TARGET *sas_target_priv_data; |
| 4725 | struct _raid_device *raid_device; |
| 4726 | struct request *rq = scmd->request; |
| 4727 | int class; |
| 4728 | Mpi25SCSIIORequest_t *mpi_request; |
| 4729 | struct _pcie_device *pcie_device = NULL; |
| 4730 | u32 mpi_control; |
| 4731 | u16 smid; |
| 4732 | u16 handle; |
| 4733 | |
| 4734 | if (ioc->logging_level & MPT_DEBUG_SCSI) |
| 4735 | scsi_print_command(scmd); |
| 4736 | |
| 4737 | sas_device_priv_data = scmd->device->hostdata; |
| 4738 | if (!sas_device_priv_data || !sas_device_priv_data->sas_target) { |
| 4739 | scmd->result = DID_NO_CONNECT << 16; |
| 4740 | scmd->scsi_done(scmd); |
| 4741 | return 0; |
| 4742 | } |
| 4743 | |
| 4744 | if (!(_scsih_allow_scmd_to_device(ioc, scmd))) { |
| 4745 | scmd->result = DID_NO_CONNECT << 16; |
| 4746 | scmd->scsi_done(scmd); |
| 4747 | return 0; |
| 4748 | } |
| 4749 | |
| 4750 | sas_target_priv_data = sas_device_priv_data->sas_target; |
| 4751 | |
| 4752 | /* invalid device handle */ |
| 4753 | handle = sas_target_priv_data->handle; |
| 4754 | if (handle == MPT3SAS_INVALID_DEVICE_HANDLE) { |
| 4755 | scmd->result = DID_NO_CONNECT << 16; |
| 4756 | scmd->scsi_done(scmd); |
| 4757 | return 0; |
| 4758 | } |
| 4759 | |
| 4760 | |
| 4761 | if (ioc->shost_recovery || ioc->ioc_link_reset_in_progress) { |
| 4762 | /* host recovery or link resets sent via IOCTLs */ |
| 4763 | return SCSI_MLQUEUE_HOST_BUSY; |
| 4764 | } else if (sas_target_priv_data->deleted) { |
| 4765 | /* device has been deleted */ |
| 4766 | scmd->result = DID_NO_CONNECT << 16; |
| 4767 | scmd->scsi_done(scmd); |
| 4768 | return 0; |
| 4769 | } else if (sas_target_priv_data->tm_busy || |
| 4770 | sas_device_priv_data->block) { |
| 4771 | /* device busy with task management */ |
| 4772 | return SCSI_MLQUEUE_DEVICE_BUSY; |
| 4773 | } |
| 4774 | |
| 4775 | /* |
| 4776 | * Bug work around for firmware SATL handling. The loop |
| 4777 | * is based on atomic operations and ensures consistency |
| 4778 | * since we're lockless at this point |
| 4779 | */ |
| 4780 | do { |
| 4781 | if (test_bit(0, &sas_device_priv_data->ata_command_pending)) |
| 4782 | return SCSI_MLQUEUE_DEVICE_BUSY; |
| 4783 | } while (_scsih_set_satl_pending(scmd, true)); |
| 4784 | |
| 4785 | if (scmd->sc_data_direction == DMA_FROM_DEVICE) |
| 4786 | mpi_control = MPI2_SCSIIO_CONTROL_READ; |
| 4787 | else if (scmd->sc_data_direction == DMA_TO_DEVICE) |
| 4788 | mpi_control = MPI2_SCSIIO_CONTROL_WRITE; |
| 4789 | else |
| 4790 | mpi_control = MPI2_SCSIIO_CONTROL_NODATATRANSFER; |
| 4791 | |
| 4792 | /* set tags */ |
| 4793 | mpi_control |= MPI2_SCSIIO_CONTROL_SIMPLEQ; |
| 4794 | /* NCQ Prio supported, make sure control indicated high priority */ |
| 4795 | if (sas_device_priv_data->ncq_prio_enable) { |
| 4796 | class = IOPRIO_PRIO_CLASS(req_get_ioprio(rq)); |
| 4797 | if (class == IOPRIO_CLASS_RT) |
| 4798 | mpi_control |= 1 << MPI2_SCSIIO_CONTROL_CMDPRI_SHIFT; |
| 4799 | } |
| 4800 | /* Make sure Device is not raid volume. |
| 4801 | * We do not expose raid functionality to upper layer for warpdrive. |
| 4802 | */ |
| 4803 | if (((!ioc->is_warpdrive && !scsih_is_raid(&scmd->device->sdev_gendev)) |
| 4804 | && !scsih_is_nvme(&scmd->device->sdev_gendev)) |
| 4805 | && sas_is_tlr_enabled(scmd->device) && scmd->cmd_len != 32) |
| 4806 | mpi_control |= MPI2_SCSIIO_CONTROL_TLR_ON; |
| 4807 | |
| 4808 | smid = mpt3sas_base_get_smid_scsiio(ioc, ioc->scsi_io_cb_idx, scmd); |
| 4809 | if (!smid) { |
| 4810 | ioc_err(ioc, "%s: failed obtaining a smid\n", __func__); |
| 4811 | _scsih_set_satl_pending(scmd, false); |
| 4812 | goto out; |
| 4813 | } |
| 4814 | mpi_request = mpt3sas_base_get_msg_frame(ioc, smid); |
| 4815 | memset(mpi_request, 0, ioc->request_sz); |
| 4816 | _scsih_setup_eedp(ioc, scmd, mpi_request); |
| 4817 | |
| 4818 | if (scmd->cmd_len == 32) |
| 4819 | mpi_control |= 4 << MPI2_SCSIIO_CONTROL_ADDCDBLEN_SHIFT; |
| 4820 | mpi_request->Function = MPI2_FUNCTION_SCSI_IO_REQUEST; |
| 4821 | if (sas_device_priv_data->sas_target->flags & |
| 4822 | MPT_TARGET_FLAGS_RAID_COMPONENT) |
| 4823 | mpi_request->Function = MPI2_FUNCTION_RAID_SCSI_IO_PASSTHROUGH; |
| 4824 | else |
| 4825 | mpi_request->Function = MPI2_FUNCTION_SCSI_IO_REQUEST; |
| 4826 | mpi_request->DevHandle = cpu_to_le16(handle); |
| 4827 | mpi_request->DataLength = cpu_to_le32(scsi_bufflen(scmd)); |
| 4828 | mpi_request->Control = cpu_to_le32(mpi_control); |
| 4829 | mpi_request->IoFlags = cpu_to_le16(scmd->cmd_len); |
| 4830 | mpi_request->MsgFlags = MPI2_SCSIIO_MSGFLAGS_SYSTEM_SENSE_ADDR; |
| 4831 | mpi_request->SenseBufferLength = SCSI_SENSE_BUFFERSIZE; |
| 4832 | mpi_request->SenseBufferLowAddress = |
| 4833 | mpt3sas_base_get_sense_buffer_dma(ioc, smid); |
| 4834 | mpi_request->SGLOffset0 = offsetof(Mpi25SCSIIORequest_t, SGL) / 4; |
| 4835 | int_to_scsilun(sas_device_priv_data->lun, (struct scsi_lun *) |
| 4836 | mpi_request->LUN); |
| 4837 | memcpy(mpi_request->CDB.CDB32, scmd->cmnd, scmd->cmd_len); |
| 4838 | |
| 4839 | if (mpi_request->DataLength) { |
| 4840 | pcie_device = sas_target_priv_data->pcie_dev; |
| 4841 | if (ioc->build_sg_scmd(ioc, scmd, smid, pcie_device)) { |
| 4842 | mpt3sas_base_free_smid(ioc, smid); |
| 4843 | _scsih_set_satl_pending(scmd, false); |
| 4844 | goto out; |
| 4845 | } |
| 4846 | } else |
| 4847 | ioc->build_zero_len_sge(ioc, &mpi_request->SGL); |
| 4848 | |
| 4849 | raid_device = sas_target_priv_data->raid_device; |
| 4850 | if (raid_device && raid_device->direct_io_enabled) |
| 4851 | mpt3sas_setup_direct_io(ioc, scmd, |
| 4852 | raid_device, mpi_request); |
| 4853 | |
| 4854 | if (likely(mpi_request->Function == MPI2_FUNCTION_SCSI_IO_REQUEST)) { |
| 4855 | if (sas_target_priv_data->flags & MPT_TARGET_FASTPATH_IO) { |
| 4856 | mpi_request->IoFlags = cpu_to_le16(scmd->cmd_len | |
| 4857 | MPI25_SCSIIO_IOFLAGS_FAST_PATH); |
| 4858 | ioc->put_smid_fast_path(ioc, smid, handle); |
| 4859 | } else |
| 4860 | ioc->put_smid_scsi_io(ioc, smid, |
| 4861 | le16_to_cpu(mpi_request->DevHandle)); |
| 4862 | } else |
| 4863 | ioc->put_smid_default(ioc, smid); |
| 4864 | return 0; |
| 4865 | |
| 4866 | out: |
| 4867 | return SCSI_MLQUEUE_HOST_BUSY; |
| 4868 | } |
| 4869 | |
| 4870 | /** |
| 4871 | * _scsih_normalize_sense - normalize descriptor and fixed format sense data |
| 4872 | * @sense_buffer: sense data returned by target |
| 4873 | * @data: normalized skey/asc/ascq |
| 4874 | */ |
| 4875 | static void |
| 4876 | _scsih_normalize_sense(char *sense_buffer, struct sense_info *data) |
| 4877 | { |
| 4878 | if ((sense_buffer[0] & 0x7F) >= 0x72) { |
| 4879 | /* descriptor format */ |
| 4880 | data->skey = sense_buffer[1] & 0x0F; |
| 4881 | data->asc = sense_buffer[2]; |
| 4882 | data->ascq = sense_buffer[3]; |
| 4883 | } else { |
| 4884 | /* fixed format */ |
| 4885 | data->skey = sense_buffer[2] & 0x0F; |
| 4886 | data->asc = sense_buffer[12]; |
| 4887 | data->ascq = sense_buffer[13]; |
| 4888 | } |
| 4889 | } |
| 4890 | |
| 4891 | /** |
| 4892 | * _scsih_scsi_ioc_info - translated non-succesfull SCSI_IO request |
| 4893 | * @ioc: per adapter object |
| 4894 | * @scmd: pointer to scsi command object |
| 4895 | * @mpi_reply: reply mf payload returned from firmware |
| 4896 | * @smid: ? |
| 4897 | * |
| 4898 | * scsi_status - SCSI Status code returned from target device |
| 4899 | * scsi_state - state info associated with SCSI_IO determined by ioc |
| 4900 | * ioc_status - ioc supplied status info |
| 4901 | */ |
| 4902 | static void |
| 4903 | _scsih_scsi_ioc_info(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd, |
| 4904 | Mpi2SCSIIOReply_t *mpi_reply, u16 smid) |
| 4905 | { |
| 4906 | u32 response_info; |
| 4907 | u8 *response_bytes; |
| 4908 | u16 ioc_status = le16_to_cpu(mpi_reply->IOCStatus) & |
| 4909 | MPI2_IOCSTATUS_MASK; |
| 4910 | u8 scsi_state = mpi_reply->SCSIState; |
| 4911 | u8 scsi_status = mpi_reply->SCSIStatus; |
| 4912 | char *desc_ioc_state = NULL; |
| 4913 | char *desc_scsi_status = NULL; |
| 4914 | char *desc_scsi_state = ioc->tmp_string; |
| 4915 | u32 log_info = le32_to_cpu(mpi_reply->IOCLogInfo); |
| 4916 | struct _sas_device *sas_device = NULL; |
| 4917 | struct _pcie_device *pcie_device = NULL; |
| 4918 | struct scsi_target *starget = scmd->device->sdev_target; |
| 4919 | struct MPT3SAS_TARGET *priv_target = starget->hostdata; |
| 4920 | char *device_str = NULL; |
| 4921 | |
| 4922 | if (!priv_target) |
| 4923 | return; |
| 4924 | if (ioc->hide_ir_msg) |
| 4925 | device_str = "WarpDrive"; |
| 4926 | else |
| 4927 | device_str = "volume"; |
| 4928 | |
| 4929 | if (log_info == 0x31170000) |
| 4930 | return; |
| 4931 | |
| 4932 | switch (ioc_status) { |
| 4933 | case MPI2_IOCSTATUS_SUCCESS: |
| 4934 | desc_ioc_state = "success"; |
| 4935 | break; |
| 4936 | case MPI2_IOCSTATUS_INVALID_FUNCTION: |
| 4937 | desc_ioc_state = "invalid function"; |
| 4938 | break; |
| 4939 | case MPI2_IOCSTATUS_SCSI_RECOVERED_ERROR: |
| 4940 | desc_ioc_state = "scsi recovered error"; |
| 4941 | break; |
| 4942 | case MPI2_IOCSTATUS_SCSI_INVALID_DEVHANDLE: |
| 4943 | desc_ioc_state = "scsi invalid dev handle"; |
| 4944 | break; |
| 4945 | case MPI2_IOCSTATUS_SCSI_DEVICE_NOT_THERE: |
| 4946 | desc_ioc_state = "scsi device not there"; |
| 4947 | break; |
| 4948 | case MPI2_IOCSTATUS_SCSI_DATA_OVERRUN: |
| 4949 | desc_ioc_state = "scsi data overrun"; |
| 4950 | break; |
| 4951 | case MPI2_IOCSTATUS_SCSI_DATA_UNDERRUN: |
| 4952 | desc_ioc_state = "scsi data underrun"; |
| 4953 | break; |
| 4954 | case MPI2_IOCSTATUS_SCSI_IO_DATA_ERROR: |
| 4955 | desc_ioc_state = "scsi io data error"; |
| 4956 | break; |
| 4957 | case MPI2_IOCSTATUS_SCSI_PROTOCOL_ERROR: |
| 4958 | desc_ioc_state = "scsi protocol error"; |
| 4959 | break; |
| 4960 | case MPI2_IOCSTATUS_SCSI_TASK_TERMINATED: |
| 4961 | desc_ioc_state = "scsi task terminated"; |
| 4962 | break; |
| 4963 | case MPI2_IOCSTATUS_SCSI_RESIDUAL_MISMATCH: |
| 4964 | desc_ioc_state = "scsi residual mismatch"; |
| 4965 | break; |
| 4966 | case MPI2_IOCSTATUS_SCSI_TASK_MGMT_FAILED: |
| 4967 | desc_ioc_state = "scsi task mgmt failed"; |
| 4968 | break; |
| 4969 | case MPI2_IOCSTATUS_SCSI_IOC_TERMINATED: |
| 4970 | desc_ioc_state = "scsi ioc terminated"; |
| 4971 | break; |
| 4972 | case MPI2_IOCSTATUS_SCSI_EXT_TERMINATED: |
| 4973 | desc_ioc_state = "scsi ext terminated"; |
| 4974 | break; |
| 4975 | case MPI2_IOCSTATUS_EEDP_GUARD_ERROR: |
| 4976 | desc_ioc_state = "eedp guard error"; |
| 4977 | break; |
| 4978 | case MPI2_IOCSTATUS_EEDP_REF_TAG_ERROR: |
| 4979 | desc_ioc_state = "eedp ref tag error"; |
| 4980 | break; |
| 4981 | case MPI2_IOCSTATUS_EEDP_APP_TAG_ERROR: |
| 4982 | desc_ioc_state = "eedp app tag error"; |
| 4983 | break; |
| 4984 | case MPI2_IOCSTATUS_INSUFFICIENT_POWER: |
| 4985 | desc_ioc_state = "insufficient power"; |
| 4986 | break; |
| 4987 | default: |
| 4988 | desc_ioc_state = "unknown"; |
| 4989 | break; |
| 4990 | } |
| 4991 | |
| 4992 | switch (scsi_status) { |
| 4993 | case MPI2_SCSI_STATUS_GOOD: |
| 4994 | desc_scsi_status = "good"; |
| 4995 | break; |
| 4996 | case MPI2_SCSI_STATUS_CHECK_CONDITION: |
| 4997 | desc_scsi_status = "check condition"; |
| 4998 | break; |
| 4999 | case MPI2_SCSI_STATUS_CONDITION_MET: |
| 5000 | desc_scsi_status = "condition met"; |
| 5001 | break; |
| 5002 | case MPI2_SCSI_STATUS_BUSY: |
| 5003 | desc_scsi_status = "busy"; |
| 5004 | break; |
| 5005 | case MPI2_SCSI_STATUS_INTERMEDIATE: |
| 5006 | desc_scsi_status = "intermediate"; |
| 5007 | break; |
| 5008 | case MPI2_SCSI_STATUS_INTERMEDIATE_CONDMET: |
| 5009 | desc_scsi_status = "intermediate condmet"; |
| 5010 | break; |
| 5011 | case MPI2_SCSI_STATUS_RESERVATION_CONFLICT: |
| 5012 | desc_scsi_status = "reservation conflict"; |
| 5013 | break; |
| 5014 | case MPI2_SCSI_STATUS_COMMAND_TERMINATED: |
| 5015 | desc_scsi_status = "command terminated"; |
| 5016 | break; |
| 5017 | case MPI2_SCSI_STATUS_TASK_SET_FULL: |
| 5018 | desc_scsi_status = "task set full"; |
| 5019 | break; |
| 5020 | case MPI2_SCSI_STATUS_ACA_ACTIVE: |
| 5021 | desc_scsi_status = "aca active"; |
| 5022 | break; |
| 5023 | case MPI2_SCSI_STATUS_TASK_ABORTED: |
| 5024 | desc_scsi_status = "task aborted"; |
| 5025 | break; |
| 5026 | default: |
| 5027 | desc_scsi_status = "unknown"; |
| 5028 | break; |
| 5029 | } |
| 5030 | |
| 5031 | desc_scsi_state[0] = '\0'; |
| 5032 | if (!scsi_state) |
| 5033 | desc_scsi_state = " "; |
| 5034 | if (scsi_state & MPI2_SCSI_STATE_RESPONSE_INFO_VALID) |
| 5035 | strcat(desc_scsi_state, "response info "); |
| 5036 | if (scsi_state & MPI2_SCSI_STATE_TERMINATED) |
| 5037 | strcat(desc_scsi_state, "state terminated "); |
| 5038 | if (scsi_state & MPI2_SCSI_STATE_NO_SCSI_STATUS) |
| 5039 | strcat(desc_scsi_state, "no status "); |
| 5040 | if (scsi_state & MPI2_SCSI_STATE_AUTOSENSE_FAILED) |
| 5041 | strcat(desc_scsi_state, "autosense failed "); |
| 5042 | if (scsi_state & MPI2_SCSI_STATE_AUTOSENSE_VALID) |
| 5043 | strcat(desc_scsi_state, "autosense valid "); |
| 5044 | |
| 5045 | scsi_print_command(scmd); |
| 5046 | |
| 5047 | if (priv_target->flags & MPT_TARGET_FLAGS_VOLUME) { |
| 5048 | ioc_warn(ioc, "\t%s wwid(0x%016llx)\n", |
| 5049 | device_str, (u64)priv_target->sas_address); |
| 5050 | } else if (priv_target->flags & MPT_TARGET_FLAGS_PCIE_DEVICE) { |
| 5051 | pcie_device = mpt3sas_get_pdev_from_target(ioc, priv_target); |
| 5052 | if (pcie_device) { |
| 5053 | ioc_info(ioc, "\twwid(0x%016llx), port(%d)\n", |
| 5054 | (u64)pcie_device->wwid, pcie_device->port_num); |
| 5055 | if (pcie_device->enclosure_handle != 0) |
| 5056 | ioc_info(ioc, "\tenclosure logical id(0x%016llx), slot(%d)\n", |
| 5057 | (u64)pcie_device->enclosure_logical_id, |
| 5058 | pcie_device->slot); |
| 5059 | if (pcie_device->connector_name[0]) |
| 5060 | ioc_info(ioc, "\tenclosure level(0x%04x), connector name( %s)\n", |
| 5061 | pcie_device->enclosure_level, |
| 5062 | pcie_device->connector_name); |
| 5063 | pcie_device_put(pcie_device); |
| 5064 | } |
| 5065 | } else { |
| 5066 | sas_device = mpt3sas_get_sdev_from_target(ioc, priv_target); |
| 5067 | if (sas_device) { |
| 5068 | ioc_warn(ioc, "\tsas_address(0x%016llx), phy(%d)\n", |
| 5069 | (u64)sas_device->sas_address, sas_device->phy); |
| 5070 | |
| 5071 | _scsih_display_enclosure_chassis_info(ioc, sas_device, |
| 5072 | NULL, NULL); |
| 5073 | |
| 5074 | sas_device_put(sas_device); |
| 5075 | } |
| 5076 | } |
| 5077 | |
| 5078 | ioc_warn(ioc, "\thandle(0x%04x), ioc_status(%s)(0x%04x), smid(%d)\n", |
| 5079 | le16_to_cpu(mpi_reply->DevHandle), |
| 5080 | desc_ioc_state, ioc_status, smid); |
| 5081 | ioc_warn(ioc, "\trequest_len(%d), underflow(%d), resid(%d)\n", |
| 5082 | scsi_bufflen(scmd), scmd->underflow, scsi_get_resid(scmd)); |
| 5083 | ioc_warn(ioc, "\ttag(%d), transfer_count(%d), sc->result(0x%08x)\n", |
| 5084 | le16_to_cpu(mpi_reply->TaskTag), |
| 5085 | le32_to_cpu(mpi_reply->TransferCount), scmd->result); |
| 5086 | ioc_warn(ioc, "\tscsi_status(%s)(0x%02x), scsi_state(%s)(0x%02x)\n", |
| 5087 | desc_scsi_status, scsi_status, desc_scsi_state, scsi_state); |
| 5088 | |
| 5089 | if (scsi_state & MPI2_SCSI_STATE_AUTOSENSE_VALID) { |
| 5090 | struct sense_info data; |
| 5091 | _scsih_normalize_sense(scmd->sense_buffer, &data); |
| 5092 | ioc_warn(ioc, "\t[sense_key,asc,ascq]: [0x%02x,0x%02x,0x%02x], count(%d)\n", |
| 5093 | data.skey, data.asc, data.ascq, |
| 5094 | le32_to_cpu(mpi_reply->SenseCount)); |
| 5095 | } |
| 5096 | if (scsi_state & MPI2_SCSI_STATE_RESPONSE_INFO_VALID) { |
| 5097 | response_info = le32_to_cpu(mpi_reply->ResponseInfo); |
| 5098 | response_bytes = (u8 *)&response_info; |
| 5099 | _scsih_response_code(ioc, response_bytes[0]); |
| 5100 | } |
| 5101 | } |
| 5102 | |
| 5103 | /** |
| 5104 | * _scsih_turn_on_pfa_led - illuminate PFA LED |
| 5105 | * @ioc: per adapter object |
| 5106 | * @handle: device handle |
| 5107 | * Context: process |
| 5108 | */ |
| 5109 | static void |
| 5110 | _scsih_turn_on_pfa_led(struct MPT3SAS_ADAPTER *ioc, u16 handle) |
| 5111 | { |
| 5112 | Mpi2SepReply_t mpi_reply; |
| 5113 | Mpi2SepRequest_t mpi_request; |
| 5114 | struct _sas_device *sas_device; |
| 5115 | |
| 5116 | sas_device = mpt3sas_get_sdev_by_handle(ioc, handle); |
| 5117 | if (!sas_device) |
| 5118 | return; |
| 5119 | |
| 5120 | memset(&mpi_request, 0, sizeof(Mpi2SepRequest_t)); |
| 5121 | mpi_request.Function = MPI2_FUNCTION_SCSI_ENCLOSURE_PROCESSOR; |
| 5122 | mpi_request.Action = MPI2_SEP_REQ_ACTION_WRITE_STATUS; |
| 5123 | mpi_request.SlotStatus = |
| 5124 | cpu_to_le32(MPI2_SEP_REQ_SLOTSTATUS_PREDICTED_FAULT); |
| 5125 | mpi_request.DevHandle = cpu_to_le16(handle); |
| 5126 | mpi_request.Flags = MPI2_SEP_REQ_FLAGS_DEVHANDLE_ADDRESS; |
| 5127 | if ((mpt3sas_base_scsi_enclosure_processor(ioc, &mpi_reply, |
| 5128 | &mpi_request)) != 0) { |
| 5129 | ioc_err(ioc, "failure at %s:%d/%s()!\n", |
| 5130 | __FILE__, __LINE__, __func__); |
| 5131 | goto out; |
| 5132 | } |
| 5133 | sas_device->pfa_led_on = 1; |
| 5134 | |
| 5135 | if (mpi_reply.IOCStatus || mpi_reply.IOCLogInfo) { |
| 5136 | dewtprintk(ioc, |
| 5137 | ioc_info(ioc, "enclosure_processor: ioc_status (0x%04x), loginfo(0x%08x)\n", |
| 5138 | le16_to_cpu(mpi_reply.IOCStatus), |
| 5139 | le32_to_cpu(mpi_reply.IOCLogInfo))); |
| 5140 | goto out; |
| 5141 | } |
| 5142 | out: |
| 5143 | sas_device_put(sas_device); |
| 5144 | } |
| 5145 | |
| 5146 | /** |
| 5147 | * _scsih_turn_off_pfa_led - turn off Fault LED |
| 5148 | * @ioc: per adapter object |
| 5149 | * @sas_device: sas device whose PFA LED has to turned off |
| 5150 | * Context: process |
| 5151 | */ |
| 5152 | static void |
| 5153 | _scsih_turn_off_pfa_led(struct MPT3SAS_ADAPTER *ioc, |
| 5154 | struct _sas_device *sas_device) |
| 5155 | { |
| 5156 | Mpi2SepReply_t mpi_reply; |
| 5157 | Mpi2SepRequest_t mpi_request; |
| 5158 | |
| 5159 | memset(&mpi_request, 0, sizeof(Mpi2SepRequest_t)); |
| 5160 | mpi_request.Function = MPI2_FUNCTION_SCSI_ENCLOSURE_PROCESSOR; |
| 5161 | mpi_request.Action = MPI2_SEP_REQ_ACTION_WRITE_STATUS; |
| 5162 | mpi_request.SlotStatus = 0; |
| 5163 | mpi_request.Slot = cpu_to_le16(sas_device->slot); |
| 5164 | mpi_request.DevHandle = 0; |
| 5165 | mpi_request.EnclosureHandle = cpu_to_le16(sas_device->enclosure_handle); |
| 5166 | mpi_request.Flags = MPI2_SEP_REQ_FLAGS_ENCLOSURE_SLOT_ADDRESS; |
| 5167 | if ((mpt3sas_base_scsi_enclosure_processor(ioc, &mpi_reply, |
| 5168 | &mpi_request)) != 0) { |
| 5169 | ioc_err(ioc, "failure at %s:%d/%s()!\n", |
| 5170 | __FILE__, __LINE__, __func__); |
| 5171 | return; |
| 5172 | } |
| 5173 | |
| 5174 | if (mpi_reply.IOCStatus || mpi_reply.IOCLogInfo) { |
| 5175 | dewtprintk(ioc, |
| 5176 | ioc_info(ioc, "enclosure_processor: ioc_status (0x%04x), loginfo(0x%08x)\n", |
| 5177 | le16_to_cpu(mpi_reply.IOCStatus), |
| 5178 | le32_to_cpu(mpi_reply.IOCLogInfo))); |
| 5179 | return; |
| 5180 | } |
| 5181 | } |
| 5182 | |
| 5183 | /** |
| 5184 | * _scsih_send_event_to_turn_on_pfa_led - fire delayed event |
| 5185 | * @ioc: per adapter object |
| 5186 | * @handle: device handle |
| 5187 | * Context: interrupt. |
| 5188 | */ |
| 5189 | static void |
| 5190 | _scsih_send_event_to_turn_on_pfa_led(struct MPT3SAS_ADAPTER *ioc, u16 handle) |
| 5191 | { |
| 5192 | struct fw_event_work *fw_event; |
| 5193 | |
| 5194 | fw_event = alloc_fw_event_work(0); |
| 5195 | if (!fw_event) |
| 5196 | return; |
| 5197 | fw_event->event = MPT3SAS_TURN_ON_PFA_LED; |
| 5198 | fw_event->device_handle = handle; |
| 5199 | fw_event->ioc = ioc; |
| 5200 | _scsih_fw_event_add(ioc, fw_event); |
| 5201 | fw_event_work_put(fw_event); |
| 5202 | } |
| 5203 | |
| 5204 | /** |
| 5205 | * _scsih_smart_predicted_fault - process smart errors |
| 5206 | * @ioc: per adapter object |
| 5207 | * @handle: device handle |
| 5208 | * Context: interrupt. |
| 5209 | */ |
| 5210 | static void |
| 5211 | _scsih_smart_predicted_fault(struct MPT3SAS_ADAPTER *ioc, u16 handle) |
| 5212 | { |
| 5213 | struct scsi_target *starget; |
| 5214 | struct MPT3SAS_TARGET *sas_target_priv_data; |
| 5215 | Mpi2EventNotificationReply_t *event_reply; |
| 5216 | Mpi2EventDataSasDeviceStatusChange_t *event_data; |
| 5217 | struct _sas_device *sas_device; |
| 5218 | ssize_t sz; |
| 5219 | unsigned long flags; |
| 5220 | |
| 5221 | /* only handle non-raid devices */ |
| 5222 | spin_lock_irqsave(&ioc->sas_device_lock, flags); |
| 5223 | sas_device = __mpt3sas_get_sdev_by_handle(ioc, handle); |
| 5224 | if (!sas_device) |
| 5225 | goto out_unlock; |
| 5226 | |
| 5227 | starget = sas_device->starget; |
| 5228 | sas_target_priv_data = starget->hostdata; |
| 5229 | |
| 5230 | if ((sas_target_priv_data->flags & MPT_TARGET_FLAGS_RAID_COMPONENT) || |
| 5231 | ((sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME))) |
| 5232 | goto out_unlock; |
| 5233 | |
| 5234 | _scsih_display_enclosure_chassis_info(NULL, sas_device, NULL, starget); |
| 5235 | |
| 5236 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
| 5237 | |
| 5238 | if (ioc->pdev->subsystem_vendor == PCI_VENDOR_ID_IBM) |
| 5239 | _scsih_send_event_to_turn_on_pfa_led(ioc, handle); |
| 5240 | |
| 5241 | /* insert into event log */ |
| 5242 | sz = offsetof(Mpi2EventNotificationReply_t, EventData) + |
| 5243 | sizeof(Mpi2EventDataSasDeviceStatusChange_t); |
| 5244 | event_reply = kzalloc(sz, GFP_ATOMIC); |
| 5245 | if (!event_reply) { |
| 5246 | ioc_err(ioc, "failure at %s:%d/%s()!\n", |
| 5247 | __FILE__, __LINE__, __func__); |
| 5248 | goto out; |
| 5249 | } |
| 5250 | |
| 5251 | event_reply->Function = MPI2_FUNCTION_EVENT_NOTIFICATION; |
| 5252 | event_reply->Event = |
| 5253 | cpu_to_le16(MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE); |
| 5254 | event_reply->MsgLength = sz/4; |
| 5255 | event_reply->EventDataLength = |
| 5256 | cpu_to_le16(sizeof(Mpi2EventDataSasDeviceStatusChange_t)/4); |
| 5257 | event_data = (Mpi2EventDataSasDeviceStatusChange_t *) |
| 5258 | event_reply->EventData; |
| 5259 | event_data->ReasonCode = MPI2_EVENT_SAS_DEV_STAT_RC_SMART_DATA; |
| 5260 | event_data->ASC = 0x5D; |
| 5261 | event_data->DevHandle = cpu_to_le16(handle); |
| 5262 | event_data->SASAddress = cpu_to_le64(sas_target_priv_data->sas_address); |
| 5263 | mpt3sas_ctl_add_to_event_log(ioc, event_reply); |
| 5264 | kfree(event_reply); |
| 5265 | out: |
| 5266 | if (sas_device) |
| 5267 | sas_device_put(sas_device); |
| 5268 | return; |
| 5269 | |
| 5270 | out_unlock: |
| 5271 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
| 5272 | goto out; |
| 5273 | } |
| 5274 | |
| 5275 | /** |
| 5276 | * _scsih_io_done - scsi request callback |
| 5277 | * @ioc: per adapter object |
| 5278 | * @smid: system request message index |
| 5279 | * @msix_index: MSIX table index supplied by the OS |
| 5280 | * @reply: reply message frame(lower 32bit addr) |
| 5281 | * |
| 5282 | * Callback handler when using _scsih_qcmd. |
| 5283 | * |
| 5284 | * Return: 1 meaning mf should be freed from _base_interrupt |
| 5285 | * 0 means the mf is freed from this function. |
| 5286 | */ |
| 5287 | static u8 |
| 5288 | _scsih_io_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply) |
| 5289 | { |
| 5290 | Mpi25SCSIIORequest_t *mpi_request; |
| 5291 | Mpi2SCSIIOReply_t *mpi_reply; |
| 5292 | struct scsi_cmnd *scmd; |
| 5293 | struct scsiio_tracker *st; |
| 5294 | u16 ioc_status; |
| 5295 | u32 xfer_cnt; |
| 5296 | u8 scsi_state; |
| 5297 | u8 scsi_status; |
| 5298 | u32 log_info; |
| 5299 | struct MPT3SAS_DEVICE *sas_device_priv_data; |
| 5300 | u32 response_code = 0; |
| 5301 | |
| 5302 | mpi_reply = mpt3sas_base_get_reply_virt_addr(ioc, reply); |
| 5303 | |
| 5304 | scmd = mpt3sas_scsih_scsi_lookup_get(ioc, smid); |
| 5305 | if (scmd == NULL) |
| 5306 | return 1; |
| 5307 | |
| 5308 | _scsih_set_satl_pending(scmd, false); |
| 5309 | |
| 5310 | mpi_request = mpt3sas_base_get_msg_frame(ioc, smid); |
| 5311 | |
| 5312 | if (mpi_reply == NULL) { |
| 5313 | scmd->result = DID_OK << 16; |
| 5314 | goto out; |
| 5315 | } |
| 5316 | |
| 5317 | sas_device_priv_data = scmd->device->hostdata; |
| 5318 | if (!sas_device_priv_data || !sas_device_priv_data->sas_target || |
| 5319 | sas_device_priv_data->sas_target->deleted) { |
| 5320 | scmd->result = DID_NO_CONNECT << 16; |
| 5321 | goto out; |
| 5322 | } |
| 5323 | ioc_status = le16_to_cpu(mpi_reply->IOCStatus); |
| 5324 | |
| 5325 | /* |
| 5326 | * WARPDRIVE: If direct_io is set then it is directIO, |
| 5327 | * the failed direct I/O should be redirected to volume |
| 5328 | */ |
| 5329 | st = scsi_cmd_priv(scmd); |
| 5330 | if (st->direct_io && |
| 5331 | ((ioc_status & MPI2_IOCSTATUS_MASK) |
| 5332 | != MPI2_IOCSTATUS_SCSI_TASK_TERMINATED)) { |
| 5333 | st->direct_io = 0; |
| 5334 | st->scmd = scmd; |
| 5335 | memcpy(mpi_request->CDB.CDB32, scmd->cmnd, scmd->cmd_len); |
| 5336 | mpi_request->DevHandle = |
| 5337 | cpu_to_le16(sas_device_priv_data->sas_target->handle); |
| 5338 | ioc->put_smid_scsi_io(ioc, smid, |
| 5339 | sas_device_priv_data->sas_target->handle); |
| 5340 | return 0; |
| 5341 | } |
| 5342 | /* turning off TLR */ |
| 5343 | scsi_state = mpi_reply->SCSIState; |
| 5344 | if (scsi_state & MPI2_SCSI_STATE_RESPONSE_INFO_VALID) |
| 5345 | response_code = |
| 5346 | le32_to_cpu(mpi_reply->ResponseInfo) & 0xFF; |
| 5347 | if (!sas_device_priv_data->tlr_snoop_check) { |
| 5348 | sas_device_priv_data->tlr_snoop_check++; |
| 5349 | if ((!ioc->is_warpdrive && |
| 5350 | !scsih_is_raid(&scmd->device->sdev_gendev) && |
| 5351 | !scsih_is_nvme(&scmd->device->sdev_gendev)) |
| 5352 | && sas_is_tlr_enabled(scmd->device) && |
| 5353 | response_code == MPI2_SCSITASKMGMT_RSP_INVALID_FRAME) { |
| 5354 | sas_disable_tlr(scmd->device); |
| 5355 | sdev_printk(KERN_INFO, scmd->device, "TLR disabled\n"); |
| 5356 | } |
| 5357 | } |
| 5358 | |
| 5359 | xfer_cnt = le32_to_cpu(mpi_reply->TransferCount); |
| 5360 | scsi_set_resid(scmd, scsi_bufflen(scmd) - xfer_cnt); |
| 5361 | if (ioc_status & MPI2_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE) |
| 5362 | log_info = le32_to_cpu(mpi_reply->IOCLogInfo); |
| 5363 | else |
| 5364 | log_info = 0; |
| 5365 | ioc_status &= MPI2_IOCSTATUS_MASK; |
| 5366 | scsi_status = mpi_reply->SCSIStatus; |
| 5367 | |
| 5368 | if (ioc_status == MPI2_IOCSTATUS_SCSI_DATA_UNDERRUN && xfer_cnt == 0 && |
| 5369 | (scsi_status == MPI2_SCSI_STATUS_BUSY || |
| 5370 | scsi_status == MPI2_SCSI_STATUS_RESERVATION_CONFLICT || |
| 5371 | scsi_status == MPI2_SCSI_STATUS_TASK_SET_FULL)) { |
| 5372 | ioc_status = MPI2_IOCSTATUS_SUCCESS; |
| 5373 | } |
| 5374 | |
| 5375 | if (scsi_state & MPI2_SCSI_STATE_AUTOSENSE_VALID) { |
| 5376 | struct sense_info data; |
| 5377 | const void *sense_data = mpt3sas_base_get_sense_buffer(ioc, |
| 5378 | smid); |
| 5379 | u32 sz = min_t(u32, SCSI_SENSE_BUFFERSIZE, |
| 5380 | le32_to_cpu(mpi_reply->SenseCount)); |
| 5381 | memcpy(scmd->sense_buffer, sense_data, sz); |
| 5382 | _scsih_normalize_sense(scmd->sense_buffer, &data); |
| 5383 | /* failure prediction threshold exceeded */ |
| 5384 | if (data.asc == 0x5D) |
| 5385 | _scsih_smart_predicted_fault(ioc, |
| 5386 | le16_to_cpu(mpi_reply->DevHandle)); |
| 5387 | mpt3sas_trigger_scsi(ioc, data.skey, data.asc, data.ascq); |
| 5388 | |
| 5389 | if ((ioc->logging_level & MPT_DEBUG_REPLY) && |
| 5390 | ((scmd->sense_buffer[2] == UNIT_ATTENTION) || |
| 5391 | (scmd->sense_buffer[2] == MEDIUM_ERROR) || |
| 5392 | (scmd->sense_buffer[2] == HARDWARE_ERROR))) |
| 5393 | _scsih_scsi_ioc_info(ioc, scmd, mpi_reply, smid); |
| 5394 | } |
| 5395 | switch (ioc_status) { |
| 5396 | case MPI2_IOCSTATUS_BUSY: |
| 5397 | case MPI2_IOCSTATUS_INSUFFICIENT_RESOURCES: |
| 5398 | scmd->result = SAM_STAT_BUSY; |
| 5399 | break; |
| 5400 | |
| 5401 | case MPI2_IOCSTATUS_SCSI_DEVICE_NOT_THERE: |
| 5402 | scmd->result = DID_NO_CONNECT << 16; |
| 5403 | break; |
| 5404 | |
| 5405 | case MPI2_IOCSTATUS_SCSI_IOC_TERMINATED: |
| 5406 | if (sas_device_priv_data->block) { |
| 5407 | scmd->result = DID_TRANSPORT_DISRUPTED << 16; |
| 5408 | goto out; |
| 5409 | } |
| 5410 | if (log_info == 0x31110630) { |
| 5411 | if (scmd->retries > 2) { |
| 5412 | scmd->result = DID_NO_CONNECT << 16; |
| 5413 | scsi_device_set_state(scmd->device, |
| 5414 | SDEV_OFFLINE); |
| 5415 | } else { |
| 5416 | scmd->result = DID_SOFT_ERROR << 16; |
| 5417 | scmd->device->expecting_cc_ua = 1; |
| 5418 | } |
| 5419 | break; |
| 5420 | } else if (log_info == VIRTUAL_IO_FAILED_RETRY) { |
| 5421 | scmd->result = DID_RESET << 16; |
| 5422 | break; |
| 5423 | } else if ((scmd->device->channel == RAID_CHANNEL) && |
| 5424 | (scsi_state == (MPI2_SCSI_STATE_TERMINATED | |
| 5425 | MPI2_SCSI_STATE_NO_SCSI_STATUS))) { |
| 5426 | scmd->result = DID_RESET << 16; |
| 5427 | break; |
| 5428 | } |
| 5429 | scmd->result = DID_SOFT_ERROR << 16; |
| 5430 | break; |
| 5431 | case MPI2_IOCSTATUS_SCSI_TASK_TERMINATED: |
| 5432 | case MPI2_IOCSTATUS_SCSI_EXT_TERMINATED: |
| 5433 | scmd->result = DID_RESET << 16; |
| 5434 | break; |
| 5435 | |
| 5436 | case MPI2_IOCSTATUS_SCSI_RESIDUAL_MISMATCH: |
| 5437 | if ((xfer_cnt == 0) || (scmd->underflow > xfer_cnt)) |
| 5438 | scmd->result = DID_SOFT_ERROR << 16; |
| 5439 | else |
| 5440 | scmd->result = (DID_OK << 16) | scsi_status; |
| 5441 | break; |
| 5442 | |
| 5443 | case MPI2_IOCSTATUS_SCSI_DATA_UNDERRUN: |
| 5444 | scmd->result = (DID_OK << 16) | scsi_status; |
| 5445 | |
| 5446 | if ((scsi_state & MPI2_SCSI_STATE_AUTOSENSE_VALID)) |
| 5447 | break; |
| 5448 | |
| 5449 | if (xfer_cnt < scmd->underflow) { |
| 5450 | if (scsi_status == SAM_STAT_BUSY) |
| 5451 | scmd->result = SAM_STAT_BUSY; |
| 5452 | else |
| 5453 | scmd->result = DID_SOFT_ERROR << 16; |
| 5454 | } else if (scsi_state & (MPI2_SCSI_STATE_AUTOSENSE_FAILED | |
| 5455 | MPI2_SCSI_STATE_NO_SCSI_STATUS)) |
| 5456 | scmd->result = DID_SOFT_ERROR << 16; |
| 5457 | else if (scsi_state & MPI2_SCSI_STATE_TERMINATED) |
| 5458 | scmd->result = DID_RESET << 16; |
| 5459 | else if (!xfer_cnt && scmd->cmnd[0] == REPORT_LUNS) { |
| 5460 | mpi_reply->SCSIState = MPI2_SCSI_STATE_AUTOSENSE_VALID; |
| 5461 | mpi_reply->SCSIStatus = SAM_STAT_CHECK_CONDITION; |
| 5462 | scmd->result = (DRIVER_SENSE << 24) | |
| 5463 | SAM_STAT_CHECK_CONDITION; |
| 5464 | scmd->sense_buffer[0] = 0x70; |
| 5465 | scmd->sense_buffer[2] = ILLEGAL_REQUEST; |
| 5466 | scmd->sense_buffer[12] = 0x20; |
| 5467 | scmd->sense_buffer[13] = 0; |
| 5468 | } |
| 5469 | break; |
| 5470 | |
| 5471 | case MPI2_IOCSTATUS_SCSI_DATA_OVERRUN: |
| 5472 | scsi_set_resid(scmd, 0); |
| 5473 | /* fall through */ |
| 5474 | case MPI2_IOCSTATUS_SCSI_RECOVERED_ERROR: |
| 5475 | case MPI2_IOCSTATUS_SUCCESS: |
| 5476 | scmd->result = (DID_OK << 16) | scsi_status; |
| 5477 | if (response_code == |
| 5478 | MPI2_SCSITASKMGMT_RSP_INVALID_FRAME || |
| 5479 | (scsi_state & (MPI2_SCSI_STATE_AUTOSENSE_FAILED | |
| 5480 | MPI2_SCSI_STATE_NO_SCSI_STATUS))) |
| 5481 | scmd->result = DID_SOFT_ERROR << 16; |
| 5482 | else if (scsi_state & MPI2_SCSI_STATE_TERMINATED) |
| 5483 | scmd->result = DID_RESET << 16; |
| 5484 | break; |
| 5485 | |
| 5486 | case MPI2_IOCSTATUS_EEDP_GUARD_ERROR: |
| 5487 | case MPI2_IOCSTATUS_EEDP_REF_TAG_ERROR: |
| 5488 | case MPI2_IOCSTATUS_EEDP_APP_TAG_ERROR: |
| 5489 | _scsih_eedp_error_handling(scmd, ioc_status); |
| 5490 | break; |
| 5491 | |
| 5492 | case MPI2_IOCSTATUS_SCSI_PROTOCOL_ERROR: |
| 5493 | case MPI2_IOCSTATUS_INVALID_FUNCTION: |
| 5494 | case MPI2_IOCSTATUS_INVALID_SGL: |
| 5495 | case MPI2_IOCSTATUS_INTERNAL_ERROR: |
| 5496 | case MPI2_IOCSTATUS_INVALID_FIELD: |
| 5497 | case MPI2_IOCSTATUS_INVALID_STATE: |
| 5498 | case MPI2_IOCSTATUS_SCSI_IO_DATA_ERROR: |
| 5499 | case MPI2_IOCSTATUS_SCSI_TASK_MGMT_FAILED: |
| 5500 | case MPI2_IOCSTATUS_INSUFFICIENT_POWER: |
| 5501 | default: |
| 5502 | scmd->result = DID_SOFT_ERROR << 16; |
| 5503 | break; |
| 5504 | |
| 5505 | } |
| 5506 | |
| 5507 | if (scmd->result && (ioc->logging_level & MPT_DEBUG_REPLY)) |
| 5508 | _scsih_scsi_ioc_info(ioc , scmd, mpi_reply, smid); |
| 5509 | |
| 5510 | out: |
| 5511 | |
| 5512 | scsi_dma_unmap(scmd); |
| 5513 | mpt3sas_base_free_smid(ioc, smid); |
| 5514 | scmd->scsi_done(scmd); |
| 5515 | return 0; |
| 5516 | } |
| 5517 | |
| 5518 | /** |
| 5519 | * _scsih_sas_host_refresh - refreshing sas host object contents |
| 5520 | * @ioc: per adapter object |
| 5521 | * Context: user |
| 5522 | * |
| 5523 | * During port enable, fw will send topology events for every device. Its |
| 5524 | * possible that the handles may change from the previous setting, so this |
| 5525 | * code keeping handles updating if changed. |
| 5526 | */ |
| 5527 | static void |
| 5528 | _scsih_sas_host_refresh(struct MPT3SAS_ADAPTER *ioc) |
| 5529 | { |
| 5530 | u16 sz; |
| 5531 | u16 ioc_status; |
| 5532 | int i; |
| 5533 | Mpi2ConfigReply_t mpi_reply; |
| 5534 | Mpi2SasIOUnitPage0_t *sas_iounit_pg0 = NULL; |
| 5535 | u16 attached_handle; |
| 5536 | u8 link_rate; |
| 5537 | |
| 5538 | dtmprintk(ioc, |
| 5539 | ioc_info(ioc, "updating handles for sas_host(0x%016llx)\n", |
| 5540 | (u64)ioc->sas_hba.sas_address)); |
| 5541 | |
| 5542 | sz = offsetof(Mpi2SasIOUnitPage0_t, PhyData) + (ioc->sas_hba.num_phys |
| 5543 | * sizeof(Mpi2SasIOUnit0PhyData_t)); |
| 5544 | sas_iounit_pg0 = kzalloc(sz, GFP_KERNEL); |
| 5545 | if (!sas_iounit_pg0) { |
| 5546 | ioc_err(ioc, "failure at %s:%d/%s()!\n", |
| 5547 | __FILE__, __LINE__, __func__); |
| 5548 | return; |
| 5549 | } |
| 5550 | |
| 5551 | if ((mpt3sas_config_get_sas_iounit_pg0(ioc, &mpi_reply, |
| 5552 | sas_iounit_pg0, sz)) != 0) |
| 5553 | goto out; |
| 5554 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK; |
| 5555 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) |
| 5556 | goto out; |
| 5557 | for (i = 0; i < ioc->sas_hba.num_phys ; i++) { |
| 5558 | link_rate = sas_iounit_pg0->PhyData[i].NegotiatedLinkRate >> 4; |
| 5559 | if (i == 0) |
| 5560 | ioc->sas_hba.handle = le16_to_cpu(sas_iounit_pg0-> |
| 5561 | PhyData[0].ControllerDevHandle); |
| 5562 | ioc->sas_hba.phy[i].handle = ioc->sas_hba.handle; |
| 5563 | attached_handle = le16_to_cpu(sas_iounit_pg0->PhyData[i]. |
| 5564 | AttachedDevHandle); |
| 5565 | if (attached_handle && link_rate < MPI2_SAS_NEG_LINK_RATE_1_5) |
| 5566 | link_rate = MPI2_SAS_NEG_LINK_RATE_1_5; |
| 5567 | mpt3sas_transport_update_links(ioc, ioc->sas_hba.sas_address, |
| 5568 | attached_handle, i, link_rate); |
| 5569 | } |
| 5570 | out: |
| 5571 | kfree(sas_iounit_pg0); |
| 5572 | } |
| 5573 | |
| 5574 | /** |
| 5575 | * _scsih_sas_host_add - create sas host object |
| 5576 | * @ioc: per adapter object |
| 5577 | * |
| 5578 | * Creating host side data object, stored in ioc->sas_hba |
| 5579 | */ |
| 5580 | static void |
| 5581 | _scsih_sas_host_add(struct MPT3SAS_ADAPTER *ioc) |
| 5582 | { |
| 5583 | int i; |
| 5584 | Mpi2ConfigReply_t mpi_reply; |
| 5585 | Mpi2SasIOUnitPage0_t *sas_iounit_pg0 = NULL; |
| 5586 | Mpi2SasIOUnitPage1_t *sas_iounit_pg1 = NULL; |
| 5587 | Mpi2SasPhyPage0_t phy_pg0; |
| 5588 | Mpi2SasDevicePage0_t sas_device_pg0; |
| 5589 | Mpi2SasEnclosurePage0_t enclosure_pg0; |
| 5590 | u16 ioc_status; |
| 5591 | u16 sz; |
| 5592 | u8 device_missing_delay; |
| 5593 | u8 num_phys; |
| 5594 | |
| 5595 | mpt3sas_config_get_number_hba_phys(ioc, &num_phys); |
| 5596 | if (!num_phys) { |
| 5597 | ioc_err(ioc, "failure at %s:%d/%s()!\n", |
| 5598 | __FILE__, __LINE__, __func__); |
| 5599 | return; |
| 5600 | } |
| 5601 | ioc->sas_hba.phy = kcalloc(num_phys, |
| 5602 | sizeof(struct _sas_phy), GFP_KERNEL); |
| 5603 | if (!ioc->sas_hba.phy) { |
| 5604 | ioc_err(ioc, "failure at %s:%d/%s()!\n", |
| 5605 | __FILE__, __LINE__, __func__); |
| 5606 | goto out; |
| 5607 | } |
| 5608 | ioc->sas_hba.num_phys = num_phys; |
| 5609 | |
| 5610 | /* sas_iounit page 0 */ |
| 5611 | sz = offsetof(Mpi2SasIOUnitPage0_t, PhyData) + (ioc->sas_hba.num_phys * |
| 5612 | sizeof(Mpi2SasIOUnit0PhyData_t)); |
| 5613 | sas_iounit_pg0 = kzalloc(sz, GFP_KERNEL); |
| 5614 | if (!sas_iounit_pg0) { |
| 5615 | ioc_err(ioc, "failure at %s:%d/%s()!\n", |
| 5616 | __FILE__, __LINE__, __func__); |
| 5617 | return; |
| 5618 | } |
| 5619 | if ((mpt3sas_config_get_sas_iounit_pg0(ioc, &mpi_reply, |
| 5620 | sas_iounit_pg0, sz))) { |
| 5621 | ioc_err(ioc, "failure at %s:%d/%s()!\n", |
| 5622 | __FILE__, __LINE__, __func__); |
| 5623 | goto out; |
| 5624 | } |
| 5625 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & |
| 5626 | MPI2_IOCSTATUS_MASK; |
| 5627 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { |
| 5628 | ioc_err(ioc, "failure at %s:%d/%s()!\n", |
| 5629 | __FILE__, __LINE__, __func__); |
| 5630 | goto out; |
| 5631 | } |
| 5632 | |
| 5633 | /* sas_iounit page 1 */ |
| 5634 | sz = offsetof(Mpi2SasIOUnitPage1_t, PhyData) + (ioc->sas_hba.num_phys * |
| 5635 | sizeof(Mpi2SasIOUnit1PhyData_t)); |
| 5636 | sas_iounit_pg1 = kzalloc(sz, GFP_KERNEL); |
| 5637 | if (!sas_iounit_pg1) { |
| 5638 | ioc_err(ioc, "failure at %s:%d/%s()!\n", |
| 5639 | __FILE__, __LINE__, __func__); |
| 5640 | goto out; |
| 5641 | } |
| 5642 | if ((mpt3sas_config_get_sas_iounit_pg1(ioc, &mpi_reply, |
| 5643 | sas_iounit_pg1, sz))) { |
| 5644 | ioc_err(ioc, "failure at %s:%d/%s()!\n", |
| 5645 | __FILE__, __LINE__, __func__); |
| 5646 | goto out; |
| 5647 | } |
| 5648 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & |
| 5649 | MPI2_IOCSTATUS_MASK; |
| 5650 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { |
| 5651 | ioc_err(ioc, "failure at %s:%d/%s()!\n", |
| 5652 | __FILE__, __LINE__, __func__); |
| 5653 | goto out; |
| 5654 | } |
| 5655 | |
| 5656 | ioc->io_missing_delay = |
| 5657 | sas_iounit_pg1->IODeviceMissingDelay; |
| 5658 | device_missing_delay = |
| 5659 | sas_iounit_pg1->ReportDeviceMissingDelay; |
| 5660 | if (device_missing_delay & MPI2_SASIOUNIT1_REPORT_MISSING_UNIT_16) |
| 5661 | ioc->device_missing_delay = (device_missing_delay & |
| 5662 | MPI2_SASIOUNIT1_REPORT_MISSING_TIMEOUT_MASK) * 16; |
| 5663 | else |
| 5664 | ioc->device_missing_delay = device_missing_delay & |
| 5665 | MPI2_SASIOUNIT1_REPORT_MISSING_TIMEOUT_MASK; |
| 5666 | |
| 5667 | ioc->sas_hba.parent_dev = &ioc->shost->shost_gendev; |
| 5668 | for (i = 0; i < ioc->sas_hba.num_phys ; i++) { |
| 5669 | if ((mpt3sas_config_get_phy_pg0(ioc, &mpi_reply, &phy_pg0, |
| 5670 | i))) { |
| 5671 | ioc_err(ioc, "failure at %s:%d/%s()!\n", |
| 5672 | __FILE__, __LINE__, __func__); |
| 5673 | goto out; |
| 5674 | } |
| 5675 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & |
| 5676 | MPI2_IOCSTATUS_MASK; |
| 5677 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { |
| 5678 | ioc_err(ioc, "failure at %s:%d/%s()!\n", |
| 5679 | __FILE__, __LINE__, __func__); |
| 5680 | goto out; |
| 5681 | } |
| 5682 | |
| 5683 | if (i == 0) |
| 5684 | ioc->sas_hba.handle = le16_to_cpu(sas_iounit_pg0-> |
| 5685 | PhyData[0].ControllerDevHandle); |
| 5686 | ioc->sas_hba.phy[i].handle = ioc->sas_hba.handle; |
| 5687 | ioc->sas_hba.phy[i].phy_id = i; |
| 5688 | mpt3sas_transport_add_host_phy(ioc, &ioc->sas_hba.phy[i], |
| 5689 | phy_pg0, ioc->sas_hba.parent_dev); |
| 5690 | } |
| 5691 | if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0, |
| 5692 | MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, ioc->sas_hba.handle))) { |
| 5693 | ioc_err(ioc, "failure at %s:%d/%s()!\n", |
| 5694 | __FILE__, __LINE__, __func__); |
| 5695 | goto out; |
| 5696 | } |
| 5697 | ioc->sas_hba.enclosure_handle = |
| 5698 | le16_to_cpu(sas_device_pg0.EnclosureHandle); |
| 5699 | ioc->sas_hba.sas_address = le64_to_cpu(sas_device_pg0.SASAddress); |
| 5700 | ioc_info(ioc, "host_add: handle(0x%04x), sas_addr(0x%016llx), phys(%d)\n", |
| 5701 | ioc->sas_hba.handle, |
| 5702 | (u64)ioc->sas_hba.sas_address, |
| 5703 | ioc->sas_hba.num_phys); |
| 5704 | |
| 5705 | if (ioc->sas_hba.enclosure_handle) { |
| 5706 | if (!(mpt3sas_config_get_enclosure_pg0(ioc, &mpi_reply, |
| 5707 | &enclosure_pg0, MPI2_SAS_ENCLOS_PGAD_FORM_HANDLE, |
| 5708 | ioc->sas_hba.enclosure_handle))) |
| 5709 | ioc->sas_hba.enclosure_logical_id = |
| 5710 | le64_to_cpu(enclosure_pg0.EnclosureLogicalID); |
| 5711 | } |
| 5712 | |
| 5713 | out: |
| 5714 | kfree(sas_iounit_pg1); |
| 5715 | kfree(sas_iounit_pg0); |
| 5716 | } |
| 5717 | |
| 5718 | /** |
| 5719 | * _scsih_expander_add - creating expander object |
| 5720 | * @ioc: per adapter object |
| 5721 | * @handle: expander handle |
| 5722 | * |
| 5723 | * Creating expander object, stored in ioc->sas_expander_list. |
| 5724 | * |
| 5725 | * Return: 0 for success, else error. |
| 5726 | */ |
| 5727 | static int |
| 5728 | _scsih_expander_add(struct MPT3SAS_ADAPTER *ioc, u16 handle) |
| 5729 | { |
| 5730 | struct _sas_node *sas_expander; |
| 5731 | struct _enclosure_node *enclosure_dev; |
| 5732 | Mpi2ConfigReply_t mpi_reply; |
| 5733 | Mpi2ExpanderPage0_t expander_pg0; |
| 5734 | Mpi2ExpanderPage1_t expander_pg1; |
| 5735 | u32 ioc_status; |
| 5736 | u16 parent_handle; |
| 5737 | u64 sas_address, sas_address_parent = 0; |
| 5738 | int i; |
| 5739 | unsigned long flags; |
| 5740 | struct _sas_port *mpt3sas_port = NULL; |
| 5741 | |
| 5742 | int rc = 0; |
| 5743 | |
| 5744 | if (!handle) |
| 5745 | return -1; |
| 5746 | |
| 5747 | if (ioc->shost_recovery || ioc->pci_error_recovery) |
| 5748 | return -1; |
| 5749 | |
| 5750 | if ((mpt3sas_config_get_expander_pg0(ioc, &mpi_reply, &expander_pg0, |
| 5751 | MPI2_SAS_EXPAND_PGAD_FORM_HNDL, handle))) { |
| 5752 | ioc_err(ioc, "failure at %s:%d/%s()!\n", |
| 5753 | __FILE__, __LINE__, __func__); |
| 5754 | return -1; |
| 5755 | } |
| 5756 | |
| 5757 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & |
| 5758 | MPI2_IOCSTATUS_MASK; |
| 5759 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { |
| 5760 | ioc_err(ioc, "failure at %s:%d/%s()!\n", |
| 5761 | __FILE__, __LINE__, __func__); |
| 5762 | return -1; |
| 5763 | } |
| 5764 | |
| 5765 | /* handle out of order topology events */ |
| 5766 | parent_handle = le16_to_cpu(expander_pg0.ParentDevHandle); |
| 5767 | if (_scsih_get_sas_address(ioc, parent_handle, &sas_address_parent) |
| 5768 | != 0) { |
| 5769 | ioc_err(ioc, "failure at %s:%d/%s()!\n", |
| 5770 | __FILE__, __LINE__, __func__); |
| 5771 | return -1; |
| 5772 | } |
| 5773 | if (sas_address_parent != ioc->sas_hba.sas_address) { |
| 5774 | spin_lock_irqsave(&ioc->sas_node_lock, flags); |
| 5775 | sas_expander = mpt3sas_scsih_expander_find_by_sas_address(ioc, |
| 5776 | sas_address_parent); |
| 5777 | spin_unlock_irqrestore(&ioc->sas_node_lock, flags); |
| 5778 | if (!sas_expander) { |
| 5779 | rc = _scsih_expander_add(ioc, parent_handle); |
| 5780 | if (rc != 0) |
| 5781 | return rc; |
| 5782 | } |
| 5783 | } |
| 5784 | |
| 5785 | spin_lock_irqsave(&ioc->sas_node_lock, flags); |
| 5786 | sas_address = le64_to_cpu(expander_pg0.SASAddress); |
| 5787 | sas_expander = mpt3sas_scsih_expander_find_by_sas_address(ioc, |
| 5788 | sas_address); |
| 5789 | spin_unlock_irqrestore(&ioc->sas_node_lock, flags); |
| 5790 | |
| 5791 | if (sas_expander) |
| 5792 | return 0; |
| 5793 | |
| 5794 | sas_expander = kzalloc(sizeof(struct _sas_node), |
| 5795 | GFP_KERNEL); |
| 5796 | if (!sas_expander) { |
| 5797 | ioc_err(ioc, "failure at %s:%d/%s()!\n", |
| 5798 | __FILE__, __LINE__, __func__); |
| 5799 | return -1; |
| 5800 | } |
| 5801 | |
| 5802 | sas_expander->handle = handle; |
| 5803 | sas_expander->num_phys = expander_pg0.NumPhys; |
| 5804 | sas_expander->sas_address_parent = sas_address_parent; |
| 5805 | sas_expander->sas_address = sas_address; |
| 5806 | |
| 5807 | ioc_info(ioc, "expander_add: handle(0x%04x), parent(0x%04x), sas_addr(0x%016llx), phys(%d)\n", |
| 5808 | handle, parent_handle, |
| 5809 | (u64)sas_expander->sas_address, sas_expander->num_phys); |
| 5810 | |
| 5811 | if (!sas_expander->num_phys) |
| 5812 | goto out_fail; |
| 5813 | sas_expander->phy = kcalloc(sas_expander->num_phys, |
| 5814 | sizeof(struct _sas_phy), GFP_KERNEL); |
| 5815 | if (!sas_expander->phy) { |
| 5816 | ioc_err(ioc, "failure at %s:%d/%s()!\n", |
| 5817 | __FILE__, __LINE__, __func__); |
| 5818 | rc = -1; |
| 5819 | goto out_fail; |
| 5820 | } |
| 5821 | |
| 5822 | INIT_LIST_HEAD(&sas_expander->sas_port_list); |
| 5823 | mpt3sas_port = mpt3sas_transport_port_add(ioc, handle, |
| 5824 | sas_address_parent); |
| 5825 | if (!mpt3sas_port) { |
| 5826 | ioc_err(ioc, "failure at %s:%d/%s()!\n", |
| 5827 | __FILE__, __LINE__, __func__); |
| 5828 | rc = -1; |
| 5829 | goto out_fail; |
| 5830 | } |
| 5831 | sas_expander->parent_dev = &mpt3sas_port->rphy->dev; |
| 5832 | |
| 5833 | for (i = 0 ; i < sas_expander->num_phys ; i++) { |
| 5834 | if ((mpt3sas_config_get_expander_pg1(ioc, &mpi_reply, |
| 5835 | &expander_pg1, i, handle))) { |
| 5836 | ioc_err(ioc, "failure at %s:%d/%s()!\n", |
| 5837 | __FILE__, __LINE__, __func__); |
| 5838 | rc = -1; |
| 5839 | goto out_fail; |
| 5840 | } |
| 5841 | sas_expander->phy[i].handle = handle; |
| 5842 | sas_expander->phy[i].phy_id = i; |
| 5843 | |
| 5844 | if ((mpt3sas_transport_add_expander_phy(ioc, |
| 5845 | &sas_expander->phy[i], expander_pg1, |
| 5846 | sas_expander->parent_dev))) { |
| 5847 | ioc_err(ioc, "failure at %s:%d/%s()!\n", |
| 5848 | __FILE__, __LINE__, __func__); |
| 5849 | rc = -1; |
| 5850 | goto out_fail; |
| 5851 | } |
| 5852 | } |
| 5853 | |
| 5854 | if (sas_expander->enclosure_handle) { |
| 5855 | enclosure_dev = |
| 5856 | mpt3sas_scsih_enclosure_find_by_handle(ioc, |
| 5857 | sas_expander->enclosure_handle); |
| 5858 | if (enclosure_dev) |
| 5859 | sas_expander->enclosure_logical_id = |
| 5860 | le64_to_cpu(enclosure_dev->pg0.EnclosureLogicalID); |
| 5861 | } |
| 5862 | |
| 5863 | _scsih_expander_node_add(ioc, sas_expander); |
| 5864 | return 0; |
| 5865 | |
| 5866 | out_fail: |
| 5867 | |
| 5868 | if (mpt3sas_port) |
| 5869 | mpt3sas_transport_port_remove(ioc, sas_expander->sas_address, |
| 5870 | sas_address_parent); |
| 5871 | kfree(sas_expander); |
| 5872 | return rc; |
| 5873 | } |
| 5874 | |
| 5875 | /** |
| 5876 | * mpt3sas_expander_remove - removing expander object |
| 5877 | * @ioc: per adapter object |
| 5878 | * @sas_address: expander sas_address |
| 5879 | */ |
| 5880 | void |
| 5881 | mpt3sas_expander_remove(struct MPT3SAS_ADAPTER *ioc, u64 sas_address) |
| 5882 | { |
| 5883 | struct _sas_node *sas_expander; |
| 5884 | unsigned long flags; |
| 5885 | |
| 5886 | if (ioc->shost_recovery) |
| 5887 | return; |
| 5888 | |
| 5889 | spin_lock_irqsave(&ioc->sas_node_lock, flags); |
| 5890 | sas_expander = mpt3sas_scsih_expander_find_by_sas_address(ioc, |
| 5891 | sas_address); |
| 5892 | spin_unlock_irqrestore(&ioc->sas_node_lock, flags); |
| 5893 | if (sas_expander) |
| 5894 | _scsih_expander_node_remove(ioc, sas_expander); |
| 5895 | } |
| 5896 | |
| 5897 | /** |
| 5898 | * _scsih_done - internal SCSI_IO callback handler. |
| 5899 | * @ioc: per adapter object |
| 5900 | * @smid: system request message index |
| 5901 | * @msix_index: MSIX table index supplied by the OS |
| 5902 | * @reply: reply message frame(lower 32bit addr) |
| 5903 | * |
| 5904 | * Callback handler when sending internal generated SCSI_IO. |
| 5905 | * The callback index passed is `ioc->scsih_cb_idx` |
| 5906 | * |
| 5907 | * Return: 1 meaning mf should be freed from _base_interrupt |
| 5908 | * 0 means the mf is freed from this function. |
| 5909 | */ |
| 5910 | static u8 |
| 5911 | _scsih_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply) |
| 5912 | { |
| 5913 | MPI2DefaultReply_t *mpi_reply; |
| 5914 | |
| 5915 | mpi_reply = mpt3sas_base_get_reply_virt_addr(ioc, reply); |
| 5916 | if (ioc->scsih_cmds.status == MPT3_CMD_NOT_USED) |
| 5917 | return 1; |
| 5918 | if (ioc->scsih_cmds.smid != smid) |
| 5919 | return 1; |
| 5920 | ioc->scsih_cmds.status |= MPT3_CMD_COMPLETE; |
| 5921 | if (mpi_reply) { |
| 5922 | memcpy(ioc->scsih_cmds.reply, mpi_reply, |
| 5923 | mpi_reply->MsgLength*4); |
| 5924 | ioc->scsih_cmds.status |= MPT3_CMD_REPLY_VALID; |
| 5925 | } |
| 5926 | ioc->scsih_cmds.status &= ~MPT3_CMD_PENDING; |
| 5927 | complete(&ioc->scsih_cmds.done); |
| 5928 | return 1; |
| 5929 | } |
| 5930 | |
| 5931 | |
| 5932 | |
| 5933 | |
| 5934 | #define MPT3_MAX_LUNS (255) |
| 5935 | |
| 5936 | |
| 5937 | /** |
| 5938 | * _scsih_check_access_status - check access flags |
| 5939 | * @ioc: per adapter object |
| 5940 | * @sas_address: sas address |
| 5941 | * @handle: sas device handle |
| 5942 | * @access_status: errors returned during discovery of the device |
| 5943 | * |
| 5944 | * Return: 0 for success, else failure |
| 5945 | */ |
| 5946 | static u8 |
| 5947 | _scsih_check_access_status(struct MPT3SAS_ADAPTER *ioc, u64 sas_address, |
| 5948 | u16 handle, u8 access_status) |
| 5949 | { |
| 5950 | u8 rc = 1; |
| 5951 | char *desc = NULL; |
| 5952 | |
| 5953 | switch (access_status) { |
| 5954 | case MPI2_SAS_DEVICE0_ASTATUS_NO_ERRORS: |
| 5955 | case MPI2_SAS_DEVICE0_ASTATUS_SATA_NEEDS_INITIALIZATION: |
| 5956 | rc = 0; |
| 5957 | break; |
| 5958 | case MPI2_SAS_DEVICE0_ASTATUS_SATA_CAPABILITY_FAILED: |
| 5959 | desc = "sata capability failed"; |
| 5960 | break; |
| 5961 | case MPI2_SAS_DEVICE0_ASTATUS_SATA_AFFILIATION_CONFLICT: |
| 5962 | desc = "sata affiliation conflict"; |
| 5963 | break; |
| 5964 | case MPI2_SAS_DEVICE0_ASTATUS_ROUTE_NOT_ADDRESSABLE: |
| 5965 | desc = "route not addressable"; |
| 5966 | break; |
| 5967 | case MPI2_SAS_DEVICE0_ASTATUS_SMP_ERROR_NOT_ADDRESSABLE: |
| 5968 | desc = "smp error not addressable"; |
| 5969 | break; |
| 5970 | case MPI2_SAS_DEVICE0_ASTATUS_DEVICE_BLOCKED: |
| 5971 | desc = "device blocked"; |
| 5972 | break; |
| 5973 | case MPI2_SAS_DEVICE0_ASTATUS_SATA_INIT_FAILED: |
| 5974 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_UNKNOWN: |
| 5975 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_AFFILIATION_CONFLICT: |
| 5976 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_DIAG: |
| 5977 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_IDENTIFICATION: |
| 5978 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_CHECK_POWER: |
| 5979 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_PIO_SN: |
| 5980 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_MDMA_SN: |
| 5981 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_UDMA_SN: |
| 5982 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_ZONING_VIOLATION: |
| 5983 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_NOT_ADDRESSABLE: |
| 5984 | case MPI2_SAS_DEVICE0_ASTATUS_SIF_MAX: |
| 5985 | desc = "sata initialization failed"; |
| 5986 | break; |
| 5987 | default: |
| 5988 | desc = "unknown"; |
| 5989 | break; |
| 5990 | } |
| 5991 | |
| 5992 | if (!rc) |
| 5993 | return 0; |
| 5994 | |
| 5995 | ioc_err(ioc, "discovery errors(%s): sas_address(0x%016llx), handle(0x%04x)\n", |
| 5996 | desc, (u64)sas_address, handle); |
| 5997 | return rc; |
| 5998 | } |
| 5999 | |
| 6000 | /** |
| 6001 | * _scsih_check_device - checking device responsiveness |
| 6002 | * @ioc: per adapter object |
| 6003 | * @parent_sas_address: sas address of parent expander or sas host |
| 6004 | * @handle: attached device handle |
| 6005 | * @phy_number: phy number |
| 6006 | * @link_rate: new link rate |
| 6007 | */ |
| 6008 | static void |
| 6009 | _scsih_check_device(struct MPT3SAS_ADAPTER *ioc, |
| 6010 | u64 parent_sas_address, u16 handle, u8 phy_number, u8 link_rate) |
| 6011 | { |
| 6012 | Mpi2ConfigReply_t mpi_reply; |
| 6013 | Mpi2SasDevicePage0_t sas_device_pg0; |
| 6014 | struct _sas_device *sas_device; |
| 6015 | struct _enclosure_node *enclosure_dev = NULL; |
| 6016 | u32 ioc_status; |
| 6017 | unsigned long flags; |
| 6018 | u64 sas_address; |
| 6019 | struct scsi_target *starget; |
| 6020 | struct MPT3SAS_TARGET *sas_target_priv_data; |
| 6021 | u32 device_info; |
| 6022 | |
| 6023 | if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0, |
| 6024 | MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) |
| 6025 | return; |
| 6026 | |
| 6027 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK; |
| 6028 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) |
| 6029 | return; |
| 6030 | |
| 6031 | /* wide port handling ~ we need only handle device once for the phy that |
| 6032 | * is matched in sas device page zero |
| 6033 | */ |
| 6034 | if (phy_number != sas_device_pg0.PhyNum) |
| 6035 | return; |
| 6036 | |
| 6037 | /* check if this is end device */ |
| 6038 | device_info = le32_to_cpu(sas_device_pg0.DeviceInfo); |
| 6039 | if (!(_scsih_is_end_device(device_info))) |
| 6040 | return; |
| 6041 | |
| 6042 | spin_lock_irqsave(&ioc->sas_device_lock, flags); |
| 6043 | sas_address = le64_to_cpu(sas_device_pg0.SASAddress); |
| 6044 | sas_device = __mpt3sas_get_sdev_by_addr(ioc, |
| 6045 | sas_address); |
| 6046 | |
| 6047 | if (!sas_device) |
| 6048 | goto out_unlock; |
| 6049 | |
| 6050 | if (unlikely(sas_device->handle != handle)) { |
| 6051 | starget = sas_device->starget; |
| 6052 | sas_target_priv_data = starget->hostdata; |
| 6053 | starget_printk(KERN_INFO, starget, |
| 6054 | "handle changed from(0x%04x) to (0x%04x)!!!\n", |
| 6055 | sas_device->handle, handle); |
| 6056 | sas_target_priv_data->handle = handle; |
| 6057 | sas_device->handle = handle; |
| 6058 | if (le16_to_cpu(sas_device_pg0.Flags) & |
| 6059 | MPI2_SAS_DEVICE0_FLAGS_ENCL_LEVEL_VALID) { |
| 6060 | sas_device->enclosure_level = |
| 6061 | sas_device_pg0.EnclosureLevel; |
| 6062 | memcpy(sas_device->connector_name, |
| 6063 | sas_device_pg0.ConnectorName, 4); |
| 6064 | sas_device->connector_name[4] = '\0'; |
| 6065 | } else { |
| 6066 | sas_device->enclosure_level = 0; |
| 6067 | sas_device->connector_name[0] = '\0'; |
| 6068 | } |
| 6069 | |
| 6070 | sas_device->enclosure_handle = |
| 6071 | le16_to_cpu(sas_device_pg0.EnclosureHandle); |
| 6072 | sas_device->is_chassis_slot_valid = 0; |
| 6073 | enclosure_dev = mpt3sas_scsih_enclosure_find_by_handle(ioc, |
| 6074 | sas_device->enclosure_handle); |
| 6075 | if (enclosure_dev) { |
| 6076 | sas_device->enclosure_logical_id = |
| 6077 | le64_to_cpu(enclosure_dev->pg0.EnclosureLogicalID); |
| 6078 | if (le16_to_cpu(enclosure_dev->pg0.Flags) & |
| 6079 | MPI2_SAS_ENCLS0_FLAGS_CHASSIS_SLOT_VALID) { |
| 6080 | sas_device->is_chassis_slot_valid = 1; |
| 6081 | sas_device->chassis_slot = |
| 6082 | enclosure_dev->pg0.ChassisSlot; |
| 6083 | } |
| 6084 | } |
| 6085 | } |
| 6086 | |
| 6087 | /* check if device is present */ |
| 6088 | if (!(le16_to_cpu(sas_device_pg0.Flags) & |
| 6089 | MPI2_SAS_DEVICE0_FLAGS_DEVICE_PRESENT)) { |
| 6090 | ioc_err(ioc, "device is not present handle(0x%04x), flags!!!\n", |
| 6091 | handle); |
| 6092 | goto out_unlock; |
| 6093 | } |
| 6094 | |
| 6095 | /* check if there were any issues with discovery */ |
| 6096 | if (_scsih_check_access_status(ioc, sas_address, handle, |
| 6097 | sas_device_pg0.AccessStatus)) |
| 6098 | goto out_unlock; |
| 6099 | |
| 6100 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
| 6101 | _scsih_ublock_io_device(ioc, sas_address); |
| 6102 | |
| 6103 | if (sas_device) |
| 6104 | sas_device_put(sas_device); |
| 6105 | return; |
| 6106 | |
| 6107 | out_unlock: |
| 6108 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
| 6109 | if (sas_device) |
| 6110 | sas_device_put(sas_device); |
| 6111 | } |
| 6112 | |
| 6113 | /** |
| 6114 | * _scsih_add_device - creating sas device object |
| 6115 | * @ioc: per adapter object |
| 6116 | * @handle: sas device handle |
| 6117 | * @phy_num: phy number end device attached to |
| 6118 | * @is_pd: is this hidden raid component |
| 6119 | * |
| 6120 | * Creating end device object, stored in ioc->sas_device_list. |
| 6121 | * |
| 6122 | * Return: 0 for success, non-zero for failure. |
| 6123 | */ |
| 6124 | static int |
| 6125 | _scsih_add_device(struct MPT3SAS_ADAPTER *ioc, u16 handle, u8 phy_num, |
| 6126 | u8 is_pd) |
| 6127 | { |
| 6128 | Mpi2ConfigReply_t mpi_reply; |
| 6129 | Mpi2SasDevicePage0_t sas_device_pg0; |
| 6130 | struct _sas_device *sas_device; |
| 6131 | struct _enclosure_node *enclosure_dev = NULL; |
| 6132 | u32 ioc_status; |
| 6133 | u64 sas_address; |
| 6134 | u32 device_info; |
| 6135 | |
| 6136 | if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0, |
| 6137 | MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) { |
| 6138 | ioc_err(ioc, "failure at %s:%d/%s()!\n", |
| 6139 | __FILE__, __LINE__, __func__); |
| 6140 | return -1; |
| 6141 | } |
| 6142 | |
| 6143 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & |
| 6144 | MPI2_IOCSTATUS_MASK; |
| 6145 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { |
| 6146 | ioc_err(ioc, "failure at %s:%d/%s()!\n", |
| 6147 | __FILE__, __LINE__, __func__); |
| 6148 | return -1; |
| 6149 | } |
| 6150 | |
| 6151 | /* check if this is end device */ |
| 6152 | device_info = le32_to_cpu(sas_device_pg0.DeviceInfo); |
| 6153 | if (!(_scsih_is_end_device(device_info))) |
| 6154 | return -1; |
| 6155 | set_bit(handle, ioc->pend_os_device_add); |
| 6156 | sas_address = le64_to_cpu(sas_device_pg0.SASAddress); |
| 6157 | |
| 6158 | /* check if device is present */ |
| 6159 | if (!(le16_to_cpu(sas_device_pg0.Flags) & |
| 6160 | MPI2_SAS_DEVICE0_FLAGS_DEVICE_PRESENT)) { |
| 6161 | ioc_err(ioc, "device is not present handle(0x04%x)!!!\n", |
| 6162 | handle); |
| 6163 | return -1; |
| 6164 | } |
| 6165 | |
| 6166 | /* check if there were any issues with discovery */ |
| 6167 | if (_scsih_check_access_status(ioc, sas_address, handle, |
| 6168 | sas_device_pg0.AccessStatus)) |
| 6169 | return -1; |
| 6170 | |
| 6171 | sas_device = mpt3sas_get_sdev_by_addr(ioc, |
| 6172 | sas_address); |
| 6173 | if (sas_device) { |
| 6174 | clear_bit(handle, ioc->pend_os_device_add); |
| 6175 | sas_device_put(sas_device); |
| 6176 | return -1; |
| 6177 | } |
| 6178 | |
| 6179 | if (sas_device_pg0.EnclosureHandle) { |
| 6180 | enclosure_dev = |
| 6181 | mpt3sas_scsih_enclosure_find_by_handle(ioc, |
| 6182 | le16_to_cpu(sas_device_pg0.EnclosureHandle)); |
| 6183 | if (enclosure_dev == NULL) |
| 6184 | ioc_info(ioc, "Enclosure handle(0x%04x) doesn't match with enclosure device!\n", |
| 6185 | sas_device_pg0.EnclosureHandle); |
| 6186 | } |
| 6187 | |
| 6188 | sas_device = kzalloc(sizeof(struct _sas_device), |
| 6189 | GFP_KERNEL); |
| 6190 | if (!sas_device) { |
| 6191 | ioc_err(ioc, "failure at %s:%d/%s()!\n", |
| 6192 | __FILE__, __LINE__, __func__); |
| 6193 | return 0; |
| 6194 | } |
| 6195 | |
| 6196 | kref_init(&sas_device->refcount); |
| 6197 | sas_device->handle = handle; |
| 6198 | if (_scsih_get_sas_address(ioc, |
| 6199 | le16_to_cpu(sas_device_pg0.ParentDevHandle), |
| 6200 | &sas_device->sas_address_parent) != 0) |
| 6201 | ioc_err(ioc, "failure at %s:%d/%s()!\n", |
| 6202 | __FILE__, __LINE__, __func__); |
| 6203 | sas_device->enclosure_handle = |
| 6204 | le16_to_cpu(sas_device_pg0.EnclosureHandle); |
| 6205 | if (sas_device->enclosure_handle != 0) |
| 6206 | sas_device->slot = |
| 6207 | le16_to_cpu(sas_device_pg0.Slot); |
| 6208 | sas_device->device_info = device_info; |
| 6209 | sas_device->sas_address = sas_address; |
| 6210 | sas_device->phy = sas_device_pg0.PhyNum; |
| 6211 | sas_device->fast_path = (le16_to_cpu(sas_device_pg0.Flags) & |
| 6212 | MPI25_SAS_DEVICE0_FLAGS_FAST_PATH_CAPABLE) ? 1 : 0; |
| 6213 | |
| 6214 | if (le16_to_cpu(sas_device_pg0.Flags) |
| 6215 | & MPI2_SAS_DEVICE0_FLAGS_ENCL_LEVEL_VALID) { |
| 6216 | sas_device->enclosure_level = |
| 6217 | sas_device_pg0.EnclosureLevel; |
| 6218 | memcpy(sas_device->connector_name, |
| 6219 | sas_device_pg0.ConnectorName, 4); |
| 6220 | sas_device->connector_name[4] = '\0'; |
| 6221 | } else { |
| 6222 | sas_device->enclosure_level = 0; |
| 6223 | sas_device->connector_name[0] = '\0'; |
| 6224 | } |
| 6225 | /* get enclosure_logical_id & chassis_slot*/ |
| 6226 | sas_device->is_chassis_slot_valid = 0; |
| 6227 | if (enclosure_dev) { |
| 6228 | sas_device->enclosure_logical_id = |
| 6229 | le64_to_cpu(enclosure_dev->pg0.EnclosureLogicalID); |
| 6230 | if (le16_to_cpu(enclosure_dev->pg0.Flags) & |
| 6231 | MPI2_SAS_ENCLS0_FLAGS_CHASSIS_SLOT_VALID) { |
| 6232 | sas_device->is_chassis_slot_valid = 1; |
| 6233 | sas_device->chassis_slot = |
| 6234 | enclosure_dev->pg0.ChassisSlot; |
| 6235 | } |
| 6236 | } |
| 6237 | |
| 6238 | /* get device name */ |
| 6239 | sas_device->device_name = le64_to_cpu(sas_device_pg0.DeviceName); |
| 6240 | |
| 6241 | if (ioc->wait_for_discovery_to_complete) |
| 6242 | _scsih_sas_device_init_add(ioc, sas_device); |
| 6243 | else |
| 6244 | _scsih_sas_device_add(ioc, sas_device); |
| 6245 | |
| 6246 | sas_device_put(sas_device); |
| 6247 | return 0; |
| 6248 | } |
| 6249 | |
| 6250 | /** |
| 6251 | * _scsih_remove_device - removing sas device object |
| 6252 | * @ioc: per adapter object |
| 6253 | * @sas_device: the sas_device object |
| 6254 | */ |
| 6255 | static void |
| 6256 | _scsih_remove_device(struct MPT3SAS_ADAPTER *ioc, |
| 6257 | struct _sas_device *sas_device) |
| 6258 | { |
| 6259 | struct MPT3SAS_TARGET *sas_target_priv_data; |
| 6260 | |
| 6261 | if ((ioc->pdev->subsystem_vendor == PCI_VENDOR_ID_IBM) && |
| 6262 | (sas_device->pfa_led_on)) { |
| 6263 | _scsih_turn_off_pfa_led(ioc, sas_device); |
| 6264 | sas_device->pfa_led_on = 0; |
| 6265 | } |
| 6266 | |
| 6267 | dewtprintk(ioc, |
| 6268 | ioc_info(ioc, "%s: enter: handle(0x%04x), sas_addr(0x%016llx)\n", |
| 6269 | __func__, |
| 6270 | sas_device->handle, (u64)sas_device->sas_address)); |
| 6271 | |
| 6272 | dewtprintk(ioc, _scsih_display_enclosure_chassis_info(ioc, sas_device, |
| 6273 | NULL, NULL)); |
| 6274 | |
| 6275 | if (sas_device->starget && sas_device->starget->hostdata) { |
| 6276 | sas_target_priv_data = sas_device->starget->hostdata; |
| 6277 | sas_target_priv_data->deleted = 1; |
| 6278 | _scsih_ublock_io_device(ioc, sas_device->sas_address); |
| 6279 | sas_target_priv_data->handle = |
| 6280 | MPT3SAS_INVALID_DEVICE_HANDLE; |
| 6281 | } |
| 6282 | |
| 6283 | if (!ioc->hide_drives) |
| 6284 | mpt3sas_transport_port_remove(ioc, |
| 6285 | sas_device->sas_address, |
| 6286 | sas_device->sas_address_parent); |
| 6287 | |
| 6288 | ioc_info(ioc, "removing handle(0x%04x), sas_addr(0x%016llx)\n", |
| 6289 | sas_device->handle, (u64)sas_device->sas_address); |
| 6290 | |
| 6291 | _scsih_display_enclosure_chassis_info(ioc, sas_device, NULL, NULL); |
| 6292 | |
| 6293 | dewtprintk(ioc, |
| 6294 | ioc_info(ioc, "%s: exit: handle(0x%04x), sas_addr(0x%016llx)\n", |
| 6295 | __func__, |
| 6296 | sas_device->handle, (u64)sas_device->sas_address)); |
| 6297 | dewtprintk(ioc, _scsih_display_enclosure_chassis_info(ioc, sas_device, |
| 6298 | NULL, NULL)); |
| 6299 | } |
| 6300 | |
| 6301 | /** |
| 6302 | * _scsih_sas_topology_change_event_debug - debug for topology event |
| 6303 | * @ioc: per adapter object |
| 6304 | * @event_data: event data payload |
| 6305 | * Context: user. |
| 6306 | */ |
| 6307 | static void |
| 6308 | _scsih_sas_topology_change_event_debug(struct MPT3SAS_ADAPTER *ioc, |
| 6309 | Mpi2EventDataSasTopologyChangeList_t *event_data) |
| 6310 | { |
| 6311 | int i; |
| 6312 | u16 handle; |
| 6313 | u16 reason_code; |
| 6314 | u8 phy_number; |
| 6315 | char *status_str = NULL; |
| 6316 | u8 link_rate, prev_link_rate; |
| 6317 | |
| 6318 | switch (event_data->ExpStatus) { |
| 6319 | case MPI2_EVENT_SAS_TOPO_ES_ADDED: |
| 6320 | status_str = "add"; |
| 6321 | break; |
| 6322 | case MPI2_EVENT_SAS_TOPO_ES_NOT_RESPONDING: |
| 6323 | status_str = "remove"; |
| 6324 | break; |
| 6325 | case MPI2_EVENT_SAS_TOPO_ES_RESPONDING: |
| 6326 | case 0: |
| 6327 | status_str = "responding"; |
| 6328 | break; |
| 6329 | case MPI2_EVENT_SAS_TOPO_ES_DELAY_NOT_RESPONDING: |
| 6330 | status_str = "remove delay"; |
| 6331 | break; |
| 6332 | default: |
| 6333 | status_str = "unknown status"; |
| 6334 | break; |
| 6335 | } |
| 6336 | ioc_info(ioc, "sas topology change: (%s)\n", status_str); |
| 6337 | pr_info("\thandle(0x%04x), enclosure_handle(0x%04x) " \ |
| 6338 | "start_phy(%02d), count(%d)\n", |
| 6339 | le16_to_cpu(event_data->ExpanderDevHandle), |
| 6340 | le16_to_cpu(event_data->EnclosureHandle), |
| 6341 | event_data->StartPhyNum, event_data->NumEntries); |
| 6342 | for (i = 0; i < event_data->NumEntries; i++) { |
| 6343 | handle = le16_to_cpu(event_data->PHY[i].AttachedDevHandle); |
| 6344 | if (!handle) |
| 6345 | continue; |
| 6346 | phy_number = event_data->StartPhyNum + i; |
| 6347 | reason_code = event_data->PHY[i].PhyStatus & |
| 6348 | MPI2_EVENT_SAS_TOPO_RC_MASK; |
| 6349 | switch (reason_code) { |
| 6350 | case MPI2_EVENT_SAS_TOPO_RC_TARG_ADDED: |
| 6351 | status_str = "target add"; |
| 6352 | break; |
| 6353 | case MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING: |
| 6354 | status_str = "target remove"; |
| 6355 | break; |
| 6356 | case MPI2_EVENT_SAS_TOPO_RC_DELAY_NOT_RESPONDING: |
| 6357 | status_str = "delay target remove"; |
| 6358 | break; |
| 6359 | case MPI2_EVENT_SAS_TOPO_RC_PHY_CHANGED: |
| 6360 | status_str = "link rate change"; |
| 6361 | break; |
| 6362 | case MPI2_EVENT_SAS_TOPO_RC_NO_CHANGE: |
| 6363 | status_str = "target responding"; |
| 6364 | break; |
| 6365 | default: |
| 6366 | status_str = "unknown"; |
| 6367 | break; |
| 6368 | } |
| 6369 | link_rate = event_data->PHY[i].LinkRate >> 4; |
| 6370 | prev_link_rate = event_data->PHY[i].LinkRate & 0xF; |
| 6371 | pr_info("\tphy(%02d), attached_handle(0x%04x): %s:" \ |
| 6372 | " link rate: new(0x%02x), old(0x%02x)\n", phy_number, |
| 6373 | handle, status_str, link_rate, prev_link_rate); |
| 6374 | |
| 6375 | } |
| 6376 | } |
| 6377 | |
| 6378 | /** |
| 6379 | * _scsih_sas_topology_change_event - handle topology changes |
| 6380 | * @ioc: per adapter object |
| 6381 | * @fw_event: The fw_event_work object |
| 6382 | * Context: user. |
| 6383 | * |
| 6384 | */ |
| 6385 | static int |
| 6386 | _scsih_sas_topology_change_event(struct MPT3SAS_ADAPTER *ioc, |
| 6387 | struct fw_event_work *fw_event) |
| 6388 | { |
| 6389 | int i; |
| 6390 | u16 parent_handle, handle; |
| 6391 | u16 reason_code; |
| 6392 | u8 phy_number, max_phys; |
| 6393 | struct _sas_node *sas_expander; |
| 6394 | u64 sas_address; |
| 6395 | unsigned long flags; |
| 6396 | u8 link_rate, prev_link_rate; |
| 6397 | Mpi2EventDataSasTopologyChangeList_t *event_data = |
| 6398 | (Mpi2EventDataSasTopologyChangeList_t *) |
| 6399 | fw_event->event_data; |
| 6400 | |
| 6401 | if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) |
| 6402 | _scsih_sas_topology_change_event_debug(ioc, event_data); |
| 6403 | |
| 6404 | if (ioc->shost_recovery || ioc->remove_host || ioc->pci_error_recovery) |
| 6405 | return 0; |
| 6406 | |
| 6407 | if (!ioc->sas_hba.num_phys) |
| 6408 | _scsih_sas_host_add(ioc); |
| 6409 | else |
| 6410 | _scsih_sas_host_refresh(ioc); |
| 6411 | |
| 6412 | if (fw_event->ignore) { |
| 6413 | dewtprintk(ioc, ioc_info(ioc, "ignoring expander event\n")); |
| 6414 | return 0; |
| 6415 | } |
| 6416 | |
| 6417 | parent_handle = le16_to_cpu(event_data->ExpanderDevHandle); |
| 6418 | |
| 6419 | /* handle expander add */ |
| 6420 | if (event_data->ExpStatus == MPI2_EVENT_SAS_TOPO_ES_ADDED) |
| 6421 | if (_scsih_expander_add(ioc, parent_handle) != 0) |
| 6422 | return 0; |
| 6423 | |
| 6424 | spin_lock_irqsave(&ioc->sas_node_lock, flags); |
| 6425 | sas_expander = mpt3sas_scsih_expander_find_by_handle(ioc, |
| 6426 | parent_handle); |
| 6427 | if (sas_expander) { |
| 6428 | sas_address = sas_expander->sas_address; |
| 6429 | max_phys = sas_expander->num_phys; |
| 6430 | } else if (parent_handle < ioc->sas_hba.num_phys) { |
| 6431 | sas_address = ioc->sas_hba.sas_address; |
| 6432 | max_phys = ioc->sas_hba.num_phys; |
| 6433 | } else { |
| 6434 | spin_unlock_irqrestore(&ioc->sas_node_lock, flags); |
| 6435 | return 0; |
| 6436 | } |
| 6437 | spin_unlock_irqrestore(&ioc->sas_node_lock, flags); |
| 6438 | |
| 6439 | /* handle siblings events */ |
| 6440 | for (i = 0; i < event_data->NumEntries; i++) { |
| 6441 | if (fw_event->ignore) { |
| 6442 | dewtprintk(ioc, |
| 6443 | ioc_info(ioc, "ignoring expander event\n")); |
| 6444 | return 0; |
| 6445 | } |
| 6446 | if (ioc->remove_host || ioc->pci_error_recovery) |
| 6447 | return 0; |
| 6448 | phy_number = event_data->StartPhyNum + i; |
| 6449 | if (phy_number >= max_phys) |
| 6450 | continue; |
| 6451 | reason_code = event_data->PHY[i].PhyStatus & |
| 6452 | MPI2_EVENT_SAS_TOPO_RC_MASK; |
| 6453 | if ((event_data->PHY[i].PhyStatus & |
| 6454 | MPI2_EVENT_SAS_TOPO_PHYSTATUS_VACANT) && (reason_code != |
| 6455 | MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING)) |
| 6456 | continue; |
| 6457 | handle = le16_to_cpu(event_data->PHY[i].AttachedDevHandle); |
| 6458 | if (!handle) |
| 6459 | continue; |
| 6460 | link_rate = event_data->PHY[i].LinkRate >> 4; |
| 6461 | prev_link_rate = event_data->PHY[i].LinkRate & 0xF; |
| 6462 | switch (reason_code) { |
| 6463 | case MPI2_EVENT_SAS_TOPO_RC_PHY_CHANGED: |
| 6464 | |
| 6465 | if (ioc->shost_recovery) |
| 6466 | break; |
| 6467 | |
| 6468 | if (link_rate == prev_link_rate) |
| 6469 | break; |
| 6470 | |
| 6471 | mpt3sas_transport_update_links(ioc, sas_address, |
| 6472 | handle, phy_number, link_rate); |
| 6473 | |
| 6474 | if (link_rate < MPI2_SAS_NEG_LINK_RATE_1_5) |
| 6475 | break; |
| 6476 | |
| 6477 | _scsih_check_device(ioc, sas_address, handle, |
| 6478 | phy_number, link_rate); |
| 6479 | |
| 6480 | if (!test_bit(handle, ioc->pend_os_device_add)) |
| 6481 | break; |
| 6482 | |
| 6483 | /* fall through */ |
| 6484 | |
| 6485 | case MPI2_EVENT_SAS_TOPO_RC_TARG_ADDED: |
| 6486 | |
| 6487 | if (ioc->shost_recovery) |
| 6488 | break; |
| 6489 | |
| 6490 | mpt3sas_transport_update_links(ioc, sas_address, |
| 6491 | handle, phy_number, link_rate); |
| 6492 | |
| 6493 | _scsih_add_device(ioc, handle, phy_number, 0); |
| 6494 | |
| 6495 | break; |
| 6496 | case MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING: |
| 6497 | |
| 6498 | _scsih_device_remove_by_handle(ioc, handle); |
| 6499 | break; |
| 6500 | } |
| 6501 | } |
| 6502 | |
| 6503 | /* handle expander removal */ |
| 6504 | if (event_data->ExpStatus == MPI2_EVENT_SAS_TOPO_ES_NOT_RESPONDING && |
| 6505 | sas_expander) |
| 6506 | mpt3sas_expander_remove(ioc, sas_address); |
| 6507 | |
| 6508 | return 0; |
| 6509 | } |
| 6510 | |
| 6511 | /** |
| 6512 | * _scsih_sas_device_status_change_event_debug - debug for device event |
| 6513 | * @ioc: ? |
| 6514 | * @event_data: event data payload |
| 6515 | * Context: user. |
| 6516 | */ |
| 6517 | static void |
| 6518 | _scsih_sas_device_status_change_event_debug(struct MPT3SAS_ADAPTER *ioc, |
| 6519 | Mpi2EventDataSasDeviceStatusChange_t *event_data) |
| 6520 | { |
| 6521 | char *reason_str = NULL; |
| 6522 | |
| 6523 | switch (event_data->ReasonCode) { |
| 6524 | case MPI2_EVENT_SAS_DEV_STAT_RC_SMART_DATA: |
| 6525 | reason_str = "smart data"; |
| 6526 | break; |
| 6527 | case MPI2_EVENT_SAS_DEV_STAT_RC_UNSUPPORTED: |
| 6528 | reason_str = "unsupported device discovered"; |
| 6529 | break; |
| 6530 | case MPI2_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET: |
| 6531 | reason_str = "internal device reset"; |
| 6532 | break; |
| 6533 | case MPI2_EVENT_SAS_DEV_STAT_RC_TASK_ABORT_INTERNAL: |
| 6534 | reason_str = "internal task abort"; |
| 6535 | break; |
| 6536 | case MPI2_EVENT_SAS_DEV_STAT_RC_ABORT_TASK_SET_INTERNAL: |
| 6537 | reason_str = "internal task abort set"; |
| 6538 | break; |
| 6539 | case MPI2_EVENT_SAS_DEV_STAT_RC_CLEAR_TASK_SET_INTERNAL: |
| 6540 | reason_str = "internal clear task set"; |
| 6541 | break; |
| 6542 | case MPI2_EVENT_SAS_DEV_STAT_RC_QUERY_TASK_INTERNAL: |
| 6543 | reason_str = "internal query task"; |
| 6544 | break; |
| 6545 | case MPI2_EVENT_SAS_DEV_STAT_RC_SATA_INIT_FAILURE: |
| 6546 | reason_str = "sata init failure"; |
| 6547 | break; |
| 6548 | case MPI2_EVENT_SAS_DEV_STAT_RC_CMP_INTERNAL_DEV_RESET: |
| 6549 | reason_str = "internal device reset complete"; |
| 6550 | break; |
| 6551 | case MPI2_EVENT_SAS_DEV_STAT_RC_CMP_TASK_ABORT_INTERNAL: |
| 6552 | reason_str = "internal task abort complete"; |
| 6553 | break; |
| 6554 | case MPI2_EVENT_SAS_DEV_STAT_RC_ASYNC_NOTIFICATION: |
| 6555 | reason_str = "internal async notification"; |
| 6556 | break; |
| 6557 | case MPI2_EVENT_SAS_DEV_STAT_RC_EXPANDER_REDUCED_FUNCTIONALITY: |
| 6558 | reason_str = "expander reduced functionality"; |
| 6559 | break; |
| 6560 | case MPI2_EVENT_SAS_DEV_STAT_RC_CMP_EXPANDER_REDUCED_FUNCTIONALITY: |
| 6561 | reason_str = "expander reduced functionality complete"; |
| 6562 | break; |
| 6563 | default: |
| 6564 | reason_str = "unknown reason"; |
| 6565 | break; |
| 6566 | } |
| 6567 | ioc_info(ioc, "device status change: (%s)\thandle(0x%04x), sas address(0x%016llx), tag(%d)", |
| 6568 | reason_str, le16_to_cpu(event_data->DevHandle), |
| 6569 | (u64)le64_to_cpu(event_data->SASAddress), |
| 6570 | le16_to_cpu(event_data->TaskTag)); |
| 6571 | if (event_data->ReasonCode == MPI2_EVENT_SAS_DEV_STAT_RC_SMART_DATA) |
| 6572 | pr_cont(", ASC(0x%x), ASCQ(0x%x)\n", |
| 6573 | event_data->ASC, event_data->ASCQ); |
| 6574 | pr_cont("\n"); |
| 6575 | } |
| 6576 | |
| 6577 | /** |
| 6578 | * _scsih_sas_device_status_change_event - handle device status change |
| 6579 | * @ioc: per adapter object |
| 6580 | * @event_data: The fw event |
| 6581 | * Context: user. |
| 6582 | */ |
| 6583 | static void |
| 6584 | _scsih_sas_device_status_change_event(struct MPT3SAS_ADAPTER *ioc, |
| 6585 | Mpi2EventDataSasDeviceStatusChange_t *event_data) |
| 6586 | { |
| 6587 | struct MPT3SAS_TARGET *target_priv_data; |
| 6588 | struct _sas_device *sas_device; |
| 6589 | u64 sas_address; |
| 6590 | unsigned long flags; |
| 6591 | |
| 6592 | /* In MPI Revision K (0xC), the internal device reset complete was |
| 6593 | * implemented, so avoid setting tm_busy flag for older firmware. |
| 6594 | */ |
| 6595 | if ((ioc->facts.HeaderVersion >> 8) < 0xC) |
| 6596 | return; |
| 6597 | |
| 6598 | if (event_data->ReasonCode != |
| 6599 | MPI2_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET && |
| 6600 | event_data->ReasonCode != |
| 6601 | MPI2_EVENT_SAS_DEV_STAT_RC_CMP_INTERNAL_DEV_RESET) |
| 6602 | return; |
| 6603 | |
| 6604 | spin_lock_irqsave(&ioc->sas_device_lock, flags); |
| 6605 | sas_address = le64_to_cpu(event_data->SASAddress); |
| 6606 | sas_device = __mpt3sas_get_sdev_by_addr(ioc, |
| 6607 | sas_address); |
| 6608 | |
| 6609 | if (!sas_device || !sas_device->starget) |
| 6610 | goto out; |
| 6611 | |
| 6612 | target_priv_data = sas_device->starget->hostdata; |
| 6613 | if (!target_priv_data) |
| 6614 | goto out; |
| 6615 | |
| 6616 | if (event_data->ReasonCode == |
| 6617 | MPI2_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET) |
| 6618 | target_priv_data->tm_busy = 1; |
| 6619 | else |
| 6620 | target_priv_data->tm_busy = 0; |
| 6621 | |
| 6622 | if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) |
| 6623 | ioc_info(ioc, |
| 6624 | "%s tm_busy flag for handle(0x%04x)\n", |
| 6625 | (target_priv_data->tm_busy == 1) ? "Enable" : "Disable", |
| 6626 | target_priv_data->handle); |
| 6627 | |
| 6628 | out: |
| 6629 | if (sas_device) |
| 6630 | sas_device_put(sas_device); |
| 6631 | |
| 6632 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
| 6633 | } |
| 6634 | |
| 6635 | |
| 6636 | /** |
| 6637 | * _scsih_check_pcie_access_status - check access flags |
| 6638 | * @ioc: per adapter object |
| 6639 | * @wwid: wwid |
| 6640 | * @handle: sas device handle |
| 6641 | * @access_status: errors returned during discovery of the device |
| 6642 | * |
| 6643 | * Return: 0 for success, else failure |
| 6644 | */ |
| 6645 | static u8 |
| 6646 | _scsih_check_pcie_access_status(struct MPT3SAS_ADAPTER *ioc, u64 wwid, |
| 6647 | u16 handle, u8 access_status) |
| 6648 | { |
| 6649 | u8 rc = 1; |
| 6650 | char *desc = NULL; |
| 6651 | |
| 6652 | switch (access_status) { |
| 6653 | case MPI26_PCIEDEV0_ASTATUS_NO_ERRORS: |
| 6654 | case MPI26_PCIEDEV0_ASTATUS_NEEDS_INITIALIZATION: |
| 6655 | rc = 0; |
| 6656 | break; |
| 6657 | case MPI26_PCIEDEV0_ASTATUS_CAPABILITY_FAILED: |
| 6658 | desc = "PCIe device capability failed"; |
| 6659 | break; |
| 6660 | case MPI26_PCIEDEV0_ASTATUS_DEVICE_BLOCKED: |
| 6661 | desc = "PCIe device blocked"; |
| 6662 | ioc_info(ioc, |
| 6663 | "Device with Access Status (%s): wwid(0x%016llx), " |
| 6664 | "handle(0x%04x)\n ll only be added to the internal list", |
| 6665 | desc, (u64)wwid, handle); |
| 6666 | rc = 0; |
| 6667 | break; |
| 6668 | case MPI26_PCIEDEV0_ASTATUS_MEMORY_SPACE_ACCESS_FAILED: |
| 6669 | desc = "PCIe device mem space access failed"; |
| 6670 | break; |
| 6671 | case MPI26_PCIEDEV0_ASTATUS_UNSUPPORTED_DEVICE: |
| 6672 | desc = "PCIe device unsupported"; |
| 6673 | break; |
| 6674 | case MPI26_PCIEDEV0_ASTATUS_MSIX_REQUIRED: |
| 6675 | desc = "PCIe device MSIx Required"; |
| 6676 | break; |
| 6677 | case MPI26_PCIEDEV0_ASTATUS_INIT_FAIL_MAX: |
| 6678 | desc = "PCIe device init fail max"; |
| 6679 | break; |
| 6680 | case MPI26_PCIEDEV0_ASTATUS_UNKNOWN: |
| 6681 | desc = "PCIe device status unknown"; |
| 6682 | break; |
| 6683 | case MPI26_PCIEDEV0_ASTATUS_NVME_READY_TIMEOUT: |
| 6684 | desc = "nvme ready timeout"; |
| 6685 | break; |
| 6686 | case MPI26_PCIEDEV0_ASTATUS_NVME_DEVCFG_UNSUPPORTED: |
| 6687 | desc = "nvme device configuration unsupported"; |
| 6688 | break; |
| 6689 | case MPI26_PCIEDEV0_ASTATUS_NVME_IDENTIFY_FAILED: |
| 6690 | desc = "nvme identify failed"; |
| 6691 | break; |
| 6692 | case MPI26_PCIEDEV0_ASTATUS_NVME_QCONFIG_FAILED: |
| 6693 | desc = "nvme qconfig failed"; |
| 6694 | break; |
| 6695 | case MPI26_PCIEDEV0_ASTATUS_NVME_QCREATION_FAILED: |
| 6696 | desc = "nvme qcreation failed"; |
| 6697 | break; |
| 6698 | case MPI26_PCIEDEV0_ASTATUS_NVME_EVENTCFG_FAILED: |
| 6699 | desc = "nvme eventcfg failed"; |
| 6700 | break; |
| 6701 | case MPI26_PCIEDEV0_ASTATUS_NVME_GET_FEATURE_STAT_FAILED: |
| 6702 | desc = "nvme get feature stat failed"; |
| 6703 | break; |
| 6704 | case MPI26_PCIEDEV0_ASTATUS_NVME_IDLE_TIMEOUT: |
| 6705 | desc = "nvme idle timeout"; |
| 6706 | break; |
| 6707 | case MPI26_PCIEDEV0_ASTATUS_NVME_FAILURE_STATUS: |
| 6708 | desc = "nvme failure status"; |
| 6709 | break; |
| 6710 | default: |
| 6711 | ioc_err(ioc, "NVMe discovery error(0x%02x): wwid(0x%016llx), handle(0x%04x)\n", |
| 6712 | access_status, (u64)wwid, handle); |
| 6713 | return rc; |
| 6714 | } |
| 6715 | |
| 6716 | if (!rc) |
| 6717 | return rc; |
| 6718 | |
| 6719 | ioc_info(ioc, "NVMe discovery error(%s): wwid(0x%016llx), handle(0x%04x)\n", |
| 6720 | desc, (u64)wwid, handle); |
| 6721 | return rc; |
| 6722 | } |
| 6723 | |
| 6724 | /** |
| 6725 | * _scsih_pcie_device_remove_from_sml - removing pcie device |
| 6726 | * from SML and free up associated memory |
| 6727 | * @ioc: per adapter object |
| 6728 | * @pcie_device: the pcie_device object |
| 6729 | */ |
| 6730 | static void |
| 6731 | _scsih_pcie_device_remove_from_sml(struct MPT3SAS_ADAPTER *ioc, |
| 6732 | struct _pcie_device *pcie_device) |
| 6733 | { |
| 6734 | struct MPT3SAS_TARGET *sas_target_priv_data; |
| 6735 | |
| 6736 | dewtprintk(ioc, |
| 6737 | ioc_info(ioc, "%s: enter: handle(0x%04x), wwid(0x%016llx)\n", |
| 6738 | __func__, |
| 6739 | pcie_device->handle, (u64)pcie_device->wwid)); |
| 6740 | if (pcie_device->enclosure_handle != 0) |
| 6741 | dewtprintk(ioc, |
| 6742 | ioc_info(ioc, "%s: enter: enclosure logical id(0x%016llx), slot(%d)\n", |
| 6743 | __func__, |
| 6744 | (u64)pcie_device->enclosure_logical_id, |
| 6745 | pcie_device->slot)); |
| 6746 | if (pcie_device->connector_name[0] != '\0') |
| 6747 | dewtprintk(ioc, |
| 6748 | ioc_info(ioc, "%s: enter: enclosure level(0x%04x), connector name(%s)\n", |
| 6749 | __func__, |
| 6750 | pcie_device->enclosure_level, |
| 6751 | pcie_device->connector_name)); |
| 6752 | |
| 6753 | if (pcie_device->starget && pcie_device->starget->hostdata) { |
| 6754 | sas_target_priv_data = pcie_device->starget->hostdata; |
| 6755 | sas_target_priv_data->deleted = 1; |
| 6756 | _scsih_ublock_io_device(ioc, pcie_device->wwid); |
| 6757 | sas_target_priv_data->handle = MPT3SAS_INVALID_DEVICE_HANDLE; |
| 6758 | } |
| 6759 | |
| 6760 | ioc_info(ioc, "removing handle(0x%04x), wwid(0x%016llx)\n", |
| 6761 | pcie_device->handle, (u64)pcie_device->wwid); |
| 6762 | if (pcie_device->enclosure_handle != 0) |
| 6763 | ioc_info(ioc, "removing : enclosure logical id(0x%016llx), slot(%d)\n", |
| 6764 | (u64)pcie_device->enclosure_logical_id, |
| 6765 | pcie_device->slot); |
| 6766 | if (pcie_device->connector_name[0] != '\0') |
| 6767 | ioc_info(ioc, "removing: enclosure level(0x%04x), connector name( %s)\n", |
| 6768 | pcie_device->enclosure_level, |
| 6769 | pcie_device->connector_name); |
| 6770 | |
| 6771 | if (pcie_device->starget && (pcie_device->access_status != |
| 6772 | MPI26_PCIEDEV0_ASTATUS_DEVICE_BLOCKED)) |
| 6773 | scsi_remove_target(&pcie_device->starget->dev); |
| 6774 | dewtprintk(ioc, |
| 6775 | ioc_info(ioc, "%s: exit: handle(0x%04x), wwid(0x%016llx)\n", |
| 6776 | __func__, |
| 6777 | pcie_device->handle, (u64)pcie_device->wwid)); |
| 6778 | if (pcie_device->enclosure_handle != 0) |
| 6779 | dewtprintk(ioc, |
| 6780 | ioc_info(ioc, "%s: exit: enclosure logical id(0x%016llx), slot(%d)\n", |
| 6781 | __func__, |
| 6782 | (u64)pcie_device->enclosure_logical_id, |
| 6783 | pcie_device->slot)); |
| 6784 | if (pcie_device->connector_name[0] != '\0') |
| 6785 | dewtprintk(ioc, |
| 6786 | ioc_info(ioc, "%s: exit: enclosure level(0x%04x), connector name( %s)\n", |
| 6787 | __func__, |
| 6788 | pcie_device->enclosure_level, |
| 6789 | pcie_device->connector_name)); |
| 6790 | |
| 6791 | kfree(pcie_device->serial_number); |
| 6792 | } |
| 6793 | |
| 6794 | |
| 6795 | /** |
| 6796 | * _scsih_pcie_check_device - checking device responsiveness |
| 6797 | * @ioc: per adapter object |
| 6798 | * @handle: attached device handle |
| 6799 | */ |
| 6800 | static void |
| 6801 | _scsih_pcie_check_device(struct MPT3SAS_ADAPTER *ioc, u16 handle) |
| 6802 | { |
| 6803 | Mpi2ConfigReply_t mpi_reply; |
| 6804 | Mpi26PCIeDevicePage0_t pcie_device_pg0; |
| 6805 | u32 ioc_status; |
| 6806 | struct _pcie_device *pcie_device; |
| 6807 | u64 wwid; |
| 6808 | unsigned long flags; |
| 6809 | struct scsi_target *starget; |
| 6810 | struct MPT3SAS_TARGET *sas_target_priv_data; |
| 6811 | u32 device_info; |
| 6812 | |
| 6813 | if ((mpt3sas_config_get_pcie_device_pg0(ioc, &mpi_reply, |
| 6814 | &pcie_device_pg0, MPI26_PCIE_DEVICE_PGAD_FORM_HANDLE, handle))) |
| 6815 | return; |
| 6816 | |
| 6817 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK; |
| 6818 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) |
| 6819 | return; |
| 6820 | |
| 6821 | /* check if this is end device */ |
| 6822 | device_info = le32_to_cpu(pcie_device_pg0.DeviceInfo); |
| 6823 | if (!(_scsih_is_nvme_pciescsi_device(device_info))) |
| 6824 | return; |
| 6825 | |
| 6826 | wwid = le64_to_cpu(pcie_device_pg0.WWID); |
| 6827 | spin_lock_irqsave(&ioc->pcie_device_lock, flags); |
| 6828 | pcie_device = __mpt3sas_get_pdev_by_wwid(ioc, wwid); |
| 6829 | |
| 6830 | if (!pcie_device) { |
| 6831 | spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); |
| 6832 | return; |
| 6833 | } |
| 6834 | |
| 6835 | if (unlikely(pcie_device->handle != handle)) { |
| 6836 | starget = pcie_device->starget; |
| 6837 | sas_target_priv_data = starget->hostdata; |
| 6838 | pcie_device->access_status = pcie_device_pg0.AccessStatus; |
| 6839 | starget_printk(KERN_INFO, starget, |
| 6840 | "handle changed from(0x%04x) to (0x%04x)!!!\n", |
| 6841 | pcie_device->handle, handle); |
| 6842 | sas_target_priv_data->handle = handle; |
| 6843 | pcie_device->handle = handle; |
| 6844 | |
| 6845 | if (le32_to_cpu(pcie_device_pg0.Flags) & |
| 6846 | MPI26_PCIEDEV0_FLAGS_ENCL_LEVEL_VALID) { |
| 6847 | pcie_device->enclosure_level = |
| 6848 | pcie_device_pg0.EnclosureLevel; |
| 6849 | memcpy(&pcie_device->connector_name[0], |
| 6850 | &pcie_device_pg0.ConnectorName[0], 4); |
| 6851 | } else { |
| 6852 | pcie_device->enclosure_level = 0; |
| 6853 | pcie_device->connector_name[0] = '\0'; |
| 6854 | } |
| 6855 | } |
| 6856 | |
| 6857 | /* check if device is present */ |
| 6858 | if (!(le32_to_cpu(pcie_device_pg0.Flags) & |
| 6859 | MPI26_PCIEDEV0_FLAGS_DEVICE_PRESENT)) { |
| 6860 | ioc_info(ioc, "device is not present handle(0x%04x), flags!!!\n", |
| 6861 | handle); |
| 6862 | spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); |
| 6863 | pcie_device_put(pcie_device); |
| 6864 | return; |
| 6865 | } |
| 6866 | |
| 6867 | /* check if there were any issues with discovery */ |
| 6868 | if (_scsih_check_pcie_access_status(ioc, wwid, handle, |
| 6869 | pcie_device_pg0.AccessStatus)) { |
| 6870 | spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); |
| 6871 | pcie_device_put(pcie_device); |
| 6872 | return; |
| 6873 | } |
| 6874 | |
| 6875 | spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); |
| 6876 | pcie_device_put(pcie_device); |
| 6877 | |
| 6878 | _scsih_ublock_io_device(ioc, wwid); |
| 6879 | |
| 6880 | return; |
| 6881 | } |
| 6882 | |
| 6883 | /** |
| 6884 | * _scsih_pcie_add_device - creating pcie device object |
| 6885 | * @ioc: per adapter object |
| 6886 | * @handle: pcie device handle |
| 6887 | * |
| 6888 | * Creating end device object, stored in ioc->pcie_device_list. |
| 6889 | * |
| 6890 | * Return: 1 means queue the event later, 0 means complete the event |
| 6891 | */ |
| 6892 | static int |
| 6893 | _scsih_pcie_add_device(struct MPT3SAS_ADAPTER *ioc, u16 handle) |
| 6894 | { |
| 6895 | Mpi26PCIeDevicePage0_t pcie_device_pg0; |
| 6896 | Mpi26PCIeDevicePage2_t pcie_device_pg2; |
| 6897 | Mpi2ConfigReply_t mpi_reply; |
| 6898 | struct _pcie_device *pcie_device; |
| 6899 | struct _enclosure_node *enclosure_dev; |
| 6900 | u32 ioc_status; |
| 6901 | u64 wwid; |
| 6902 | |
| 6903 | if ((mpt3sas_config_get_pcie_device_pg0(ioc, &mpi_reply, |
| 6904 | &pcie_device_pg0, MPI26_PCIE_DEVICE_PGAD_FORM_HANDLE, handle))) { |
| 6905 | ioc_err(ioc, "failure at %s:%d/%s()!\n", |
| 6906 | __FILE__, __LINE__, __func__); |
| 6907 | return 0; |
| 6908 | } |
| 6909 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & |
| 6910 | MPI2_IOCSTATUS_MASK; |
| 6911 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { |
| 6912 | ioc_err(ioc, "failure at %s:%d/%s()!\n", |
| 6913 | __FILE__, __LINE__, __func__); |
| 6914 | return 0; |
| 6915 | } |
| 6916 | |
| 6917 | set_bit(handle, ioc->pend_os_device_add); |
| 6918 | wwid = le64_to_cpu(pcie_device_pg0.WWID); |
| 6919 | |
| 6920 | /* check if device is present */ |
| 6921 | if (!(le32_to_cpu(pcie_device_pg0.Flags) & |
| 6922 | MPI26_PCIEDEV0_FLAGS_DEVICE_PRESENT)) { |
| 6923 | ioc_err(ioc, "device is not present handle(0x04%x)!!!\n", |
| 6924 | handle); |
| 6925 | return 0; |
| 6926 | } |
| 6927 | |
| 6928 | /* check if there were any issues with discovery */ |
| 6929 | if (_scsih_check_pcie_access_status(ioc, wwid, handle, |
| 6930 | pcie_device_pg0.AccessStatus)) |
| 6931 | return 0; |
| 6932 | |
| 6933 | if (!(_scsih_is_nvme_pciescsi_device(le32_to_cpu |
| 6934 | (pcie_device_pg0.DeviceInfo)))) |
| 6935 | return 0; |
| 6936 | |
| 6937 | pcie_device = mpt3sas_get_pdev_by_wwid(ioc, wwid); |
| 6938 | if (pcie_device) { |
| 6939 | clear_bit(handle, ioc->pend_os_device_add); |
| 6940 | pcie_device_put(pcie_device); |
| 6941 | return 0; |
| 6942 | } |
| 6943 | |
| 6944 | /* PCIe Device Page 2 contains read-only information about a |
| 6945 | * specific NVMe device; therefore, this page is only |
| 6946 | * valid for NVMe devices and skip for pcie devices of type scsi. |
| 6947 | */ |
| 6948 | if (!(mpt3sas_scsih_is_pcie_scsi_device( |
| 6949 | le32_to_cpu(pcie_device_pg0.DeviceInfo)))) { |
| 6950 | if (mpt3sas_config_get_pcie_device_pg2(ioc, &mpi_reply, |
| 6951 | &pcie_device_pg2, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, |
| 6952 | handle)) { |
| 6953 | ioc_err(ioc, |
| 6954 | "failure at %s:%d/%s()!\n", __FILE__, |
| 6955 | __LINE__, __func__); |
| 6956 | return 0; |
| 6957 | } |
| 6958 | |
| 6959 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & |
| 6960 | MPI2_IOCSTATUS_MASK; |
| 6961 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { |
| 6962 | ioc_err(ioc, |
| 6963 | "failure at %s:%d/%s()!\n", __FILE__, |
| 6964 | __LINE__, __func__); |
| 6965 | return 0; |
| 6966 | } |
| 6967 | } |
| 6968 | |
| 6969 | pcie_device = kzalloc(sizeof(struct _pcie_device), GFP_KERNEL); |
| 6970 | if (!pcie_device) { |
| 6971 | ioc_err(ioc, "failure at %s:%d/%s()!\n", |
| 6972 | __FILE__, __LINE__, __func__); |
| 6973 | return 0; |
| 6974 | } |
| 6975 | |
| 6976 | kref_init(&pcie_device->refcount); |
| 6977 | pcie_device->id = ioc->pcie_target_id++; |
| 6978 | pcie_device->channel = PCIE_CHANNEL; |
| 6979 | pcie_device->handle = handle; |
| 6980 | pcie_device->access_status = pcie_device_pg0.AccessStatus; |
| 6981 | pcie_device->device_info = le32_to_cpu(pcie_device_pg0.DeviceInfo); |
| 6982 | pcie_device->wwid = wwid; |
| 6983 | pcie_device->port_num = pcie_device_pg0.PortNum; |
| 6984 | pcie_device->fast_path = (le32_to_cpu(pcie_device_pg0.Flags) & |
| 6985 | MPI26_PCIEDEV0_FLAGS_FAST_PATH_CAPABLE) ? 1 : 0; |
| 6986 | |
| 6987 | pcie_device->enclosure_handle = |
| 6988 | le16_to_cpu(pcie_device_pg0.EnclosureHandle); |
| 6989 | if (pcie_device->enclosure_handle != 0) |
| 6990 | pcie_device->slot = le16_to_cpu(pcie_device_pg0.Slot); |
| 6991 | |
| 6992 | if (le32_to_cpu(pcie_device_pg0.Flags) & |
| 6993 | MPI26_PCIEDEV0_FLAGS_ENCL_LEVEL_VALID) { |
| 6994 | pcie_device->enclosure_level = pcie_device_pg0.EnclosureLevel; |
| 6995 | memcpy(&pcie_device->connector_name[0], |
| 6996 | &pcie_device_pg0.ConnectorName[0], 4); |
| 6997 | } else { |
| 6998 | pcie_device->enclosure_level = 0; |
| 6999 | pcie_device->connector_name[0] = '\0'; |
| 7000 | } |
| 7001 | |
| 7002 | /* get enclosure_logical_id */ |
| 7003 | if (pcie_device->enclosure_handle) { |
| 7004 | enclosure_dev = |
| 7005 | mpt3sas_scsih_enclosure_find_by_handle(ioc, |
| 7006 | pcie_device->enclosure_handle); |
| 7007 | if (enclosure_dev) |
| 7008 | pcie_device->enclosure_logical_id = |
| 7009 | le64_to_cpu(enclosure_dev->pg0.EnclosureLogicalID); |
| 7010 | } |
| 7011 | /* TODO -- Add device name once FW supports it */ |
| 7012 | if (!(mpt3sas_scsih_is_pcie_scsi_device( |
| 7013 | le32_to_cpu(pcie_device_pg0.DeviceInfo)))) { |
| 7014 | pcie_device->nvme_mdts = |
| 7015 | le32_to_cpu(pcie_device_pg2.MaximumDataTransferSize); |
| 7016 | pcie_device->shutdown_latency = |
| 7017 | le16_to_cpu(pcie_device_pg2.ShutdownLatency); |
| 7018 | /* |
| 7019 | * Set IOC's max_shutdown_latency to drive's RTD3 Entry Latency |
| 7020 | * if drive's RTD3 Entry Latency is greater then IOC's |
| 7021 | * max_shutdown_latency. |
| 7022 | */ |
| 7023 | if (pcie_device->shutdown_latency > ioc->max_shutdown_latency) |
| 7024 | ioc->max_shutdown_latency = |
| 7025 | pcie_device->shutdown_latency; |
| 7026 | if (pcie_device_pg2.ControllerResetTO) |
| 7027 | pcie_device->reset_timeout = |
| 7028 | pcie_device_pg2.ControllerResetTO; |
| 7029 | else |
| 7030 | pcie_device->reset_timeout = 30; |
| 7031 | } else |
| 7032 | pcie_device->reset_timeout = 30; |
| 7033 | |
| 7034 | if (ioc->wait_for_discovery_to_complete) |
| 7035 | _scsih_pcie_device_init_add(ioc, pcie_device); |
| 7036 | else |
| 7037 | _scsih_pcie_device_add(ioc, pcie_device); |
| 7038 | |
| 7039 | pcie_device_put(pcie_device); |
| 7040 | return 0; |
| 7041 | } |
| 7042 | |
| 7043 | /** |
| 7044 | * _scsih_pcie_topology_change_event_debug - debug for topology |
| 7045 | * event |
| 7046 | * @ioc: per adapter object |
| 7047 | * @event_data: event data payload |
| 7048 | * Context: user. |
| 7049 | */ |
| 7050 | static void |
| 7051 | _scsih_pcie_topology_change_event_debug(struct MPT3SAS_ADAPTER *ioc, |
| 7052 | Mpi26EventDataPCIeTopologyChangeList_t *event_data) |
| 7053 | { |
| 7054 | int i; |
| 7055 | u16 handle; |
| 7056 | u16 reason_code; |
| 7057 | u8 port_number; |
| 7058 | char *status_str = NULL; |
| 7059 | u8 link_rate, prev_link_rate; |
| 7060 | |
| 7061 | switch (event_data->SwitchStatus) { |
| 7062 | case MPI26_EVENT_PCIE_TOPO_SS_ADDED: |
| 7063 | status_str = "add"; |
| 7064 | break; |
| 7065 | case MPI26_EVENT_PCIE_TOPO_SS_NOT_RESPONDING: |
| 7066 | status_str = "remove"; |
| 7067 | break; |
| 7068 | case MPI26_EVENT_PCIE_TOPO_SS_RESPONDING: |
| 7069 | case 0: |
| 7070 | status_str = "responding"; |
| 7071 | break; |
| 7072 | case MPI26_EVENT_PCIE_TOPO_SS_DELAY_NOT_RESPONDING: |
| 7073 | status_str = "remove delay"; |
| 7074 | break; |
| 7075 | default: |
| 7076 | status_str = "unknown status"; |
| 7077 | break; |
| 7078 | } |
| 7079 | ioc_info(ioc, "pcie topology change: (%s)\n", status_str); |
| 7080 | pr_info("\tswitch_handle(0x%04x), enclosure_handle(0x%04x)" |
| 7081 | "start_port(%02d), count(%d)\n", |
| 7082 | le16_to_cpu(event_data->SwitchDevHandle), |
| 7083 | le16_to_cpu(event_data->EnclosureHandle), |
| 7084 | event_data->StartPortNum, event_data->NumEntries); |
| 7085 | for (i = 0; i < event_data->NumEntries; i++) { |
| 7086 | handle = |
| 7087 | le16_to_cpu(event_data->PortEntry[i].AttachedDevHandle); |
| 7088 | if (!handle) |
| 7089 | continue; |
| 7090 | port_number = event_data->StartPortNum + i; |
| 7091 | reason_code = event_data->PortEntry[i].PortStatus; |
| 7092 | switch (reason_code) { |
| 7093 | case MPI26_EVENT_PCIE_TOPO_PS_DEV_ADDED: |
| 7094 | status_str = "target add"; |
| 7095 | break; |
| 7096 | case MPI26_EVENT_PCIE_TOPO_PS_NOT_RESPONDING: |
| 7097 | status_str = "target remove"; |
| 7098 | break; |
| 7099 | case MPI26_EVENT_PCIE_TOPO_PS_DELAY_NOT_RESPONDING: |
| 7100 | status_str = "delay target remove"; |
| 7101 | break; |
| 7102 | case MPI26_EVENT_PCIE_TOPO_PS_PORT_CHANGED: |
| 7103 | status_str = "link rate change"; |
| 7104 | break; |
| 7105 | case MPI26_EVENT_PCIE_TOPO_PS_NO_CHANGE: |
| 7106 | status_str = "target responding"; |
| 7107 | break; |
| 7108 | default: |
| 7109 | status_str = "unknown"; |
| 7110 | break; |
| 7111 | } |
| 7112 | link_rate = event_data->PortEntry[i].CurrentPortInfo & |
| 7113 | MPI26_EVENT_PCIE_TOPO_PI_RATE_MASK; |
| 7114 | prev_link_rate = event_data->PortEntry[i].PreviousPortInfo & |
| 7115 | MPI26_EVENT_PCIE_TOPO_PI_RATE_MASK; |
| 7116 | pr_info("\tport(%02d), attached_handle(0x%04x): %s:" |
| 7117 | " link rate: new(0x%02x), old(0x%02x)\n", port_number, |
| 7118 | handle, status_str, link_rate, prev_link_rate); |
| 7119 | } |
| 7120 | } |
| 7121 | |
| 7122 | /** |
| 7123 | * _scsih_pcie_topology_change_event - handle PCIe topology |
| 7124 | * changes |
| 7125 | * @ioc: per adapter object |
| 7126 | * @fw_event: The fw_event_work object |
| 7127 | * Context: user. |
| 7128 | * |
| 7129 | */ |
| 7130 | static void |
| 7131 | _scsih_pcie_topology_change_event(struct MPT3SAS_ADAPTER *ioc, |
| 7132 | struct fw_event_work *fw_event) |
| 7133 | { |
| 7134 | int i; |
| 7135 | u16 handle; |
| 7136 | u16 reason_code; |
| 7137 | u8 link_rate, prev_link_rate; |
| 7138 | unsigned long flags; |
| 7139 | int rc; |
| 7140 | Mpi26EventDataPCIeTopologyChangeList_t *event_data = |
| 7141 | (Mpi26EventDataPCIeTopologyChangeList_t *) fw_event->event_data; |
| 7142 | struct _pcie_device *pcie_device; |
| 7143 | |
| 7144 | if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) |
| 7145 | _scsih_pcie_topology_change_event_debug(ioc, event_data); |
| 7146 | |
| 7147 | if (ioc->shost_recovery || ioc->remove_host || |
| 7148 | ioc->pci_error_recovery) |
| 7149 | return; |
| 7150 | |
| 7151 | if (fw_event->ignore) { |
| 7152 | dewtprintk(ioc, ioc_info(ioc, "ignoring switch event\n")); |
| 7153 | return; |
| 7154 | } |
| 7155 | |
| 7156 | /* handle siblings events */ |
| 7157 | for (i = 0; i < event_data->NumEntries; i++) { |
| 7158 | if (fw_event->ignore) { |
| 7159 | dewtprintk(ioc, |
| 7160 | ioc_info(ioc, "ignoring switch event\n")); |
| 7161 | return; |
| 7162 | } |
| 7163 | if (ioc->remove_host || ioc->pci_error_recovery) |
| 7164 | return; |
| 7165 | reason_code = event_data->PortEntry[i].PortStatus; |
| 7166 | handle = |
| 7167 | le16_to_cpu(event_data->PortEntry[i].AttachedDevHandle); |
| 7168 | if (!handle) |
| 7169 | continue; |
| 7170 | |
| 7171 | link_rate = event_data->PortEntry[i].CurrentPortInfo |
| 7172 | & MPI26_EVENT_PCIE_TOPO_PI_RATE_MASK; |
| 7173 | prev_link_rate = event_data->PortEntry[i].PreviousPortInfo |
| 7174 | & MPI26_EVENT_PCIE_TOPO_PI_RATE_MASK; |
| 7175 | |
| 7176 | switch (reason_code) { |
| 7177 | case MPI26_EVENT_PCIE_TOPO_PS_PORT_CHANGED: |
| 7178 | if (ioc->shost_recovery) |
| 7179 | break; |
| 7180 | if (link_rate == prev_link_rate) |
| 7181 | break; |
| 7182 | if (link_rate < MPI26_EVENT_PCIE_TOPO_PI_RATE_2_5) |
| 7183 | break; |
| 7184 | |
| 7185 | _scsih_pcie_check_device(ioc, handle); |
| 7186 | |
| 7187 | /* This code after this point handles the test case |
| 7188 | * where a device has been added, however its returning |
| 7189 | * BUSY for sometime. Then before the Device Missing |
| 7190 | * Delay expires and the device becomes READY, the |
| 7191 | * device is removed and added back. |
| 7192 | */ |
| 7193 | spin_lock_irqsave(&ioc->pcie_device_lock, flags); |
| 7194 | pcie_device = __mpt3sas_get_pdev_by_handle(ioc, handle); |
| 7195 | spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); |
| 7196 | |
| 7197 | if (pcie_device) { |
| 7198 | pcie_device_put(pcie_device); |
| 7199 | break; |
| 7200 | } |
| 7201 | |
| 7202 | if (!test_bit(handle, ioc->pend_os_device_add)) |
| 7203 | break; |
| 7204 | |
| 7205 | dewtprintk(ioc, |
| 7206 | ioc_info(ioc, "handle(0x%04x) device not found: convert event to a device add\n", |
| 7207 | handle)); |
| 7208 | event_data->PortEntry[i].PortStatus &= 0xF0; |
| 7209 | event_data->PortEntry[i].PortStatus |= |
| 7210 | MPI26_EVENT_PCIE_TOPO_PS_DEV_ADDED; |
| 7211 | /* fall through */ |
| 7212 | case MPI26_EVENT_PCIE_TOPO_PS_DEV_ADDED: |
| 7213 | if (ioc->shost_recovery) |
| 7214 | break; |
| 7215 | if (link_rate < MPI26_EVENT_PCIE_TOPO_PI_RATE_2_5) |
| 7216 | break; |
| 7217 | |
| 7218 | rc = _scsih_pcie_add_device(ioc, handle); |
| 7219 | if (!rc) { |
| 7220 | /* mark entry vacant */ |
| 7221 | /* TODO This needs to be reviewed and fixed, |
| 7222 | * we dont have an entry |
| 7223 | * to make an event void like vacant |
| 7224 | */ |
| 7225 | event_data->PortEntry[i].PortStatus |= |
| 7226 | MPI26_EVENT_PCIE_TOPO_PS_NO_CHANGE; |
| 7227 | } |
| 7228 | break; |
| 7229 | case MPI26_EVENT_PCIE_TOPO_PS_NOT_RESPONDING: |
| 7230 | _scsih_pcie_device_remove_by_handle(ioc, handle); |
| 7231 | break; |
| 7232 | } |
| 7233 | } |
| 7234 | } |
| 7235 | |
| 7236 | /** |
| 7237 | * _scsih_pcie_device_status_change_event_debug - debug for device event |
| 7238 | * @ioc: ? |
| 7239 | * @event_data: event data payload |
| 7240 | * Context: user. |
| 7241 | */ |
| 7242 | static void |
| 7243 | _scsih_pcie_device_status_change_event_debug(struct MPT3SAS_ADAPTER *ioc, |
| 7244 | Mpi26EventDataPCIeDeviceStatusChange_t *event_data) |
| 7245 | { |
| 7246 | char *reason_str = NULL; |
| 7247 | |
| 7248 | switch (event_data->ReasonCode) { |
| 7249 | case MPI26_EVENT_PCIDEV_STAT_RC_SMART_DATA: |
| 7250 | reason_str = "smart data"; |
| 7251 | break; |
| 7252 | case MPI26_EVENT_PCIDEV_STAT_RC_UNSUPPORTED: |
| 7253 | reason_str = "unsupported device discovered"; |
| 7254 | break; |
| 7255 | case MPI26_EVENT_PCIDEV_STAT_RC_INTERNAL_DEVICE_RESET: |
| 7256 | reason_str = "internal device reset"; |
| 7257 | break; |
| 7258 | case MPI26_EVENT_PCIDEV_STAT_RC_TASK_ABORT_INTERNAL: |
| 7259 | reason_str = "internal task abort"; |
| 7260 | break; |
| 7261 | case MPI26_EVENT_PCIDEV_STAT_RC_ABORT_TASK_SET_INTERNAL: |
| 7262 | reason_str = "internal task abort set"; |
| 7263 | break; |
| 7264 | case MPI26_EVENT_PCIDEV_STAT_RC_CLEAR_TASK_SET_INTERNAL: |
| 7265 | reason_str = "internal clear task set"; |
| 7266 | break; |
| 7267 | case MPI26_EVENT_PCIDEV_STAT_RC_QUERY_TASK_INTERNAL: |
| 7268 | reason_str = "internal query task"; |
| 7269 | break; |
| 7270 | case MPI26_EVENT_PCIDEV_STAT_RC_DEV_INIT_FAILURE: |
| 7271 | reason_str = "device init failure"; |
| 7272 | break; |
| 7273 | case MPI26_EVENT_PCIDEV_STAT_RC_CMP_INTERNAL_DEV_RESET: |
| 7274 | reason_str = "internal device reset complete"; |
| 7275 | break; |
| 7276 | case MPI26_EVENT_PCIDEV_STAT_RC_CMP_TASK_ABORT_INTERNAL: |
| 7277 | reason_str = "internal task abort complete"; |
| 7278 | break; |
| 7279 | case MPI26_EVENT_PCIDEV_STAT_RC_ASYNC_NOTIFICATION: |
| 7280 | reason_str = "internal async notification"; |
| 7281 | break; |
| 7282 | case MPI26_EVENT_PCIDEV_STAT_RC_PCIE_HOT_RESET_FAILED: |
| 7283 | reason_str = "pcie hot reset failed"; |
| 7284 | break; |
| 7285 | default: |
| 7286 | reason_str = "unknown reason"; |
| 7287 | break; |
| 7288 | } |
| 7289 | |
| 7290 | ioc_info(ioc, "PCIE device status change: (%s)\n" |
| 7291 | "\thandle(0x%04x), WWID(0x%016llx), tag(%d)", |
| 7292 | reason_str, le16_to_cpu(event_data->DevHandle), |
| 7293 | (u64)le64_to_cpu(event_data->WWID), |
| 7294 | le16_to_cpu(event_data->TaskTag)); |
| 7295 | if (event_data->ReasonCode == MPI26_EVENT_PCIDEV_STAT_RC_SMART_DATA) |
| 7296 | pr_cont(", ASC(0x%x), ASCQ(0x%x)\n", |
| 7297 | event_data->ASC, event_data->ASCQ); |
| 7298 | pr_cont("\n"); |
| 7299 | } |
| 7300 | |
| 7301 | /** |
| 7302 | * _scsih_pcie_device_status_change_event - handle device status |
| 7303 | * change |
| 7304 | * @ioc: per adapter object |
| 7305 | * @fw_event: The fw_event_work object |
| 7306 | * Context: user. |
| 7307 | */ |
| 7308 | static void |
| 7309 | _scsih_pcie_device_status_change_event(struct MPT3SAS_ADAPTER *ioc, |
| 7310 | struct fw_event_work *fw_event) |
| 7311 | { |
| 7312 | struct MPT3SAS_TARGET *target_priv_data; |
| 7313 | struct _pcie_device *pcie_device; |
| 7314 | u64 wwid; |
| 7315 | unsigned long flags; |
| 7316 | Mpi26EventDataPCIeDeviceStatusChange_t *event_data = |
| 7317 | (Mpi26EventDataPCIeDeviceStatusChange_t *)fw_event->event_data; |
| 7318 | if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) |
| 7319 | _scsih_pcie_device_status_change_event_debug(ioc, |
| 7320 | event_data); |
| 7321 | |
| 7322 | if (event_data->ReasonCode != |
| 7323 | MPI26_EVENT_PCIDEV_STAT_RC_INTERNAL_DEVICE_RESET && |
| 7324 | event_data->ReasonCode != |
| 7325 | MPI26_EVENT_PCIDEV_STAT_RC_CMP_INTERNAL_DEV_RESET) |
| 7326 | return; |
| 7327 | |
| 7328 | spin_lock_irqsave(&ioc->pcie_device_lock, flags); |
| 7329 | wwid = le64_to_cpu(event_data->WWID); |
| 7330 | pcie_device = __mpt3sas_get_pdev_by_wwid(ioc, wwid); |
| 7331 | |
| 7332 | if (!pcie_device || !pcie_device->starget) |
| 7333 | goto out; |
| 7334 | |
| 7335 | target_priv_data = pcie_device->starget->hostdata; |
| 7336 | if (!target_priv_data) |
| 7337 | goto out; |
| 7338 | |
| 7339 | if (event_data->ReasonCode == |
| 7340 | MPI26_EVENT_PCIDEV_STAT_RC_INTERNAL_DEVICE_RESET) |
| 7341 | target_priv_data->tm_busy = 1; |
| 7342 | else |
| 7343 | target_priv_data->tm_busy = 0; |
| 7344 | out: |
| 7345 | if (pcie_device) |
| 7346 | pcie_device_put(pcie_device); |
| 7347 | |
| 7348 | spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); |
| 7349 | } |
| 7350 | |
| 7351 | /** |
| 7352 | * _scsih_sas_enclosure_dev_status_change_event_debug - debug for enclosure |
| 7353 | * event |
| 7354 | * @ioc: per adapter object |
| 7355 | * @event_data: event data payload |
| 7356 | * Context: user. |
| 7357 | */ |
| 7358 | static void |
| 7359 | _scsih_sas_enclosure_dev_status_change_event_debug(struct MPT3SAS_ADAPTER *ioc, |
| 7360 | Mpi2EventDataSasEnclDevStatusChange_t *event_data) |
| 7361 | { |
| 7362 | char *reason_str = NULL; |
| 7363 | |
| 7364 | switch (event_data->ReasonCode) { |
| 7365 | case MPI2_EVENT_SAS_ENCL_RC_ADDED: |
| 7366 | reason_str = "enclosure add"; |
| 7367 | break; |
| 7368 | case MPI2_EVENT_SAS_ENCL_RC_NOT_RESPONDING: |
| 7369 | reason_str = "enclosure remove"; |
| 7370 | break; |
| 7371 | default: |
| 7372 | reason_str = "unknown reason"; |
| 7373 | break; |
| 7374 | } |
| 7375 | |
| 7376 | ioc_info(ioc, "enclosure status change: (%s)\n" |
| 7377 | "\thandle(0x%04x), enclosure logical id(0x%016llx) number slots(%d)\n", |
| 7378 | reason_str, |
| 7379 | le16_to_cpu(event_data->EnclosureHandle), |
| 7380 | (u64)le64_to_cpu(event_data->EnclosureLogicalID), |
| 7381 | le16_to_cpu(event_data->StartSlot)); |
| 7382 | } |
| 7383 | |
| 7384 | /** |
| 7385 | * _scsih_sas_enclosure_dev_status_change_event - handle enclosure events |
| 7386 | * @ioc: per adapter object |
| 7387 | * @fw_event: The fw_event_work object |
| 7388 | * Context: user. |
| 7389 | */ |
| 7390 | static void |
| 7391 | _scsih_sas_enclosure_dev_status_change_event(struct MPT3SAS_ADAPTER *ioc, |
| 7392 | struct fw_event_work *fw_event) |
| 7393 | { |
| 7394 | Mpi2ConfigReply_t mpi_reply; |
| 7395 | struct _enclosure_node *enclosure_dev = NULL; |
| 7396 | Mpi2EventDataSasEnclDevStatusChange_t *event_data = |
| 7397 | (Mpi2EventDataSasEnclDevStatusChange_t *)fw_event->event_data; |
| 7398 | int rc; |
| 7399 | u16 enclosure_handle = le16_to_cpu(event_data->EnclosureHandle); |
| 7400 | |
| 7401 | if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) |
| 7402 | _scsih_sas_enclosure_dev_status_change_event_debug(ioc, |
| 7403 | (Mpi2EventDataSasEnclDevStatusChange_t *) |
| 7404 | fw_event->event_data); |
| 7405 | if (ioc->shost_recovery) |
| 7406 | return; |
| 7407 | |
| 7408 | if (enclosure_handle) |
| 7409 | enclosure_dev = |
| 7410 | mpt3sas_scsih_enclosure_find_by_handle(ioc, |
| 7411 | enclosure_handle); |
| 7412 | switch (event_data->ReasonCode) { |
| 7413 | case MPI2_EVENT_SAS_ENCL_RC_ADDED: |
| 7414 | if (!enclosure_dev) { |
| 7415 | enclosure_dev = |
| 7416 | kzalloc(sizeof(struct _enclosure_node), |
| 7417 | GFP_KERNEL); |
| 7418 | if (!enclosure_dev) { |
| 7419 | ioc_info(ioc, "failure at %s:%d/%s()!\n", |
| 7420 | __FILE__, __LINE__, __func__); |
| 7421 | return; |
| 7422 | } |
| 7423 | rc = mpt3sas_config_get_enclosure_pg0(ioc, &mpi_reply, |
| 7424 | &enclosure_dev->pg0, |
| 7425 | MPI2_SAS_ENCLOS_PGAD_FORM_HANDLE, |
| 7426 | enclosure_handle); |
| 7427 | |
| 7428 | if (rc || (le16_to_cpu(mpi_reply.IOCStatus) & |
| 7429 | MPI2_IOCSTATUS_MASK)) { |
| 7430 | kfree(enclosure_dev); |
| 7431 | return; |
| 7432 | } |
| 7433 | |
| 7434 | list_add_tail(&enclosure_dev->list, |
| 7435 | &ioc->enclosure_list); |
| 7436 | } |
| 7437 | break; |
| 7438 | case MPI2_EVENT_SAS_ENCL_RC_NOT_RESPONDING: |
| 7439 | if (enclosure_dev) { |
| 7440 | list_del(&enclosure_dev->list); |
| 7441 | kfree(enclosure_dev); |
| 7442 | } |
| 7443 | break; |
| 7444 | default: |
| 7445 | break; |
| 7446 | } |
| 7447 | } |
| 7448 | |
| 7449 | /** |
| 7450 | * _scsih_sas_broadcast_primitive_event - handle broadcast events |
| 7451 | * @ioc: per adapter object |
| 7452 | * @fw_event: The fw_event_work object |
| 7453 | * Context: user. |
| 7454 | */ |
| 7455 | static void |
| 7456 | _scsih_sas_broadcast_primitive_event(struct MPT3SAS_ADAPTER *ioc, |
| 7457 | struct fw_event_work *fw_event) |
| 7458 | { |
| 7459 | struct scsi_cmnd *scmd; |
| 7460 | struct scsi_device *sdev; |
| 7461 | struct scsiio_tracker *st; |
| 7462 | u16 smid, handle; |
| 7463 | u32 lun; |
| 7464 | struct MPT3SAS_DEVICE *sas_device_priv_data; |
| 7465 | u32 termination_count; |
| 7466 | u32 query_count; |
| 7467 | Mpi2SCSITaskManagementReply_t *mpi_reply; |
| 7468 | Mpi2EventDataSasBroadcastPrimitive_t *event_data = |
| 7469 | (Mpi2EventDataSasBroadcastPrimitive_t *) |
| 7470 | fw_event->event_data; |
| 7471 | u16 ioc_status; |
| 7472 | unsigned long flags; |
| 7473 | int r; |
| 7474 | u8 max_retries = 0; |
| 7475 | u8 task_abort_retries; |
| 7476 | |
| 7477 | mutex_lock(&ioc->tm_cmds.mutex); |
| 7478 | ioc_info(ioc, "%s: enter: phy number(%d), width(%d)\n", |
| 7479 | __func__, event_data->PhyNum, event_data->PortWidth); |
| 7480 | |
| 7481 | _scsih_block_io_all_device(ioc); |
| 7482 | |
| 7483 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); |
| 7484 | mpi_reply = ioc->tm_cmds.reply; |
| 7485 | broadcast_aen_retry: |
| 7486 | |
| 7487 | /* sanity checks for retrying this loop */ |
| 7488 | if (max_retries++ == 5) { |
| 7489 | dewtprintk(ioc, ioc_info(ioc, "%s: giving up\n", __func__)); |
| 7490 | goto out; |
| 7491 | } else if (max_retries > 1) |
| 7492 | dewtprintk(ioc, |
| 7493 | ioc_info(ioc, "%s: %d retry\n", |
| 7494 | __func__, max_retries - 1)); |
| 7495 | |
| 7496 | termination_count = 0; |
| 7497 | query_count = 0; |
| 7498 | for (smid = 1; smid <= ioc->scsiio_depth; smid++) { |
| 7499 | if (ioc->shost_recovery) |
| 7500 | goto out; |
| 7501 | scmd = mpt3sas_scsih_scsi_lookup_get(ioc, smid); |
| 7502 | if (!scmd) |
| 7503 | continue; |
| 7504 | st = scsi_cmd_priv(scmd); |
| 7505 | sdev = scmd->device; |
| 7506 | sas_device_priv_data = sdev->hostdata; |
| 7507 | if (!sas_device_priv_data || !sas_device_priv_data->sas_target) |
| 7508 | continue; |
| 7509 | /* skip hidden raid components */ |
| 7510 | if (sas_device_priv_data->sas_target->flags & |
| 7511 | MPT_TARGET_FLAGS_RAID_COMPONENT) |
| 7512 | continue; |
| 7513 | /* skip volumes */ |
| 7514 | if (sas_device_priv_data->sas_target->flags & |
| 7515 | MPT_TARGET_FLAGS_VOLUME) |
| 7516 | continue; |
| 7517 | /* skip PCIe devices */ |
| 7518 | if (sas_device_priv_data->sas_target->flags & |
| 7519 | MPT_TARGET_FLAGS_PCIE_DEVICE) |
| 7520 | continue; |
| 7521 | |
| 7522 | handle = sas_device_priv_data->sas_target->handle; |
| 7523 | lun = sas_device_priv_data->lun; |
| 7524 | query_count++; |
| 7525 | |
| 7526 | if (ioc->shost_recovery) |
| 7527 | goto out; |
| 7528 | |
| 7529 | spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); |
| 7530 | r = mpt3sas_scsih_issue_tm(ioc, handle, lun, |
| 7531 | MPI2_SCSITASKMGMT_TASKTYPE_QUERY_TASK, st->smid, |
| 7532 | st->msix_io, 30, 0); |
| 7533 | if (r == FAILED) { |
| 7534 | sdev_printk(KERN_WARNING, sdev, |
| 7535 | "mpt3sas_scsih_issue_tm: FAILED when sending " |
| 7536 | "QUERY_TASK: scmd(%p)\n", scmd); |
| 7537 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); |
| 7538 | goto broadcast_aen_retry; |
| 7539 | } |
| 7540 | ioc_status = le16_to_cpu(mpi_reply->IOCStatus) |
| 7541 | & MPI2_IOCSTATUS_MASK; |
| 7542 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { |
| 7543 | sdev_printk(KERN_WARNING, sdev, |
| 7544 | "query task: FAILED with IOCSTATUS(0x%04x), scmd(%p)\n", |
| 7545 | ioc_status, scmd); |
| 7546 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); |
| 7547 | goto broadcast_aen_retry; |
| 7548 | } |
| 7549 | |
| 7550 | /* see if IO is still owned by IOC and target */ |
| 7551 | if (mpi_reply->ResponseCode == |
| 7552 | MPI2_SCSITASKMGMT_RSP_TM_SUCCEEDED || |
| 7553 | mpi_reply->ResponseCode == |
| 7554 | MPI2_SCSITASKMGMT_RSP_IO_QUEUED_ON_IOC) { |
| 7555 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); |
| 7556 | continue; |
| 7557 | } |
| 7558 | task_abort_retries = 0; |
| 7559 | tm_retry: |
| 7560 | if (task_abort_retries++ == 60) { |
| 7561 | dewtprintk(ioc, |
| 7562 | ioc_info(ioc, "%s: ABORT_TASK: giving up\n", |
| 7563 | __func__)); |
| 7564 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); |
| 7565 | goto broadcast_aen_retry; |
| 7566 | } |
| 7567 | |
| 7568 | if (ioc->shost_recovery) |
| 7569 | goto out_no_lock; |
| 7570 | |
| 7571 | r = mpt3sas_scsih_issue_tm(ioc, handle, sdev->lun, |
| 7572 | MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK, st->smid, |
| 7573 | st->msix_io, 30, 0); |
| 7574 | if (r == FAILED || st->cb_idx != 0xFF) { |
| 7575 | sdev_printk(KERN_WARNING, sdev, |
| 7576 | "mpt3sas_scsih_issue_tm: ABORT_TASK: FAILED : " |
| 7577 | "scmd(%p)\n", scmd); |
| 7578 | goto tm_retry; |
| 7579 | } |
| 7580 | |
| 7581 | if (task_abort_retries > 1) |
| 7582 | sdev_printk(KERN_WARNING, sdev, |
| 7583 | "mpt3sas_scsih_issue_tm: ABORT_TASK: RETRIES (%d):" |
| 7584 | " scmd(%p)\n", |
| 7585 | task_abort_retries - 1, scmd); |
| 7586 | |
| 7587 | termination_count += le32_to_cpu(mpi_reply->TerminationCount); |
| 7588 | spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); |
| 7589 | } |
| 7590 | |
| 7591 | if (ioc->broadcast_aen_pending) { |
| 7592 | dewtprintk(ioc, |
| 7593 | ioc_info(ioc, |
| 7594 | "%s: loop back due to pending AEN\n", |
| 7595 | __func__)); |
| 7596 | ioc->broadcast_aen_pending = 0; |
| 7597 | goto broadcast_aen_retry; |
| 7598 | } |
| 7599 | |
| 7600 | out: |
| 7601 | spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); |
| 7602 | out_no_lock: |
| 7603 | |
| 7604 | dewtprintk(ioc, |
| 7605 | ioc_info(ioc, "%s - exit, query_count = %d termination_count = %d\n", |
| 7606 | __func__, query_count, termination_count)); |
| 7607 | |
| 7608 | ioc->broadcast_aen_busy = 0; |
| 7609 | if (!ioc->shost_recovery) |
| 7610 | _scsih_ublock_io_all_device(ioc); |
| 7611 | mutex_unlock(&ioc->tm_cmds.mutex); |
| 7612 | } |
| 7613 | |
| 7614 | /** |
| 7615 | * _scsih_sas_discovery_event - handle discovery events |
| 7616 | * @ioc: per adapter object |
| 7617 | * @fw_event: The fw_event_work object |
| 7618 | * Context: user. |
| 7619 | */ |
| 7620 | static void |
| 7621 | _scsih_sas_discovery_event(struct MPT3SAS_ADAPTER *ioc, |
| 7622 | struct fw_event_work *fw_event) |
| 7623 | { |
| 7624 | Mpi2EventDataSasDiscovery_t *event_data = |
| 7625 | (Mpi2EventDataSasDiscovery_t *) fw_event->event_data; |
| 7626 | |
| 7627 | if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) { |
| 7628 | ioc_info(ioc, "discovery event: (%s)", |
| 7629 | event_data->ReasonCode == MPI2_EVENT_SAS_DISC_RC_STARTED ? |
| 7630 | "start" : "stop"); |
| 7631 | if (event_data->DiscoveryStatus) |
| 7632 | pr_cont("discovery_status(0x%08x)", |
| 7633 | le32_to_cpu(event_data->DiscoveryStatus)); |
| 7634 | pr_cont("\n"); |
| 7635 | } |
| 7636 | |
| 7637 | if (event_data->ReasonCode == MPI2_EVENT_SAS_DISC_RC_STARTED && |
| 7638 | !ioc->sas_hba.num_phys) { |
| 7639 | if (disable_discovery > 0 && ioc->shost_recovery) { |
| 7640 | /* Wait for the reset to complete */ |
| 7641 | while (ioc->shost_recovery) |
| 7642 | ssleep(1); |
| 7643 | } |
| 7644 | _scsih_sas_host_add(ioc); |
| 7645 | } |
| 7646 | } |
| 7647 | |
| 7648 | /** |
| 7649 | * _scsih_sas_device_discovery_error_event - display SAS device discovery error |
| 7650 | * events |
| 7651 | * @ioc: per adapter object |
| 7652 | * @fw_event: The fw_event_work object |
| 7653 | * Context: user. |
| 7654 | */ |
| 7655 | static void |
| 7656 | _scsih_sas_device_discovery_error_event(struct MPT3SAS_ADAPTER *ioc, |
| 7657 | struct fw_event_work *fw_event) |
| 7658 | { |
| 7659 | Mpi25EventDataSasDeviceDiscoveryError_t *event_data = |
| 7660 | (Mpi25EventDataSasDeviceDiscoveryError_t *)fw_event->event_data; |
| 7661 | |
| 7662 | switch (event_data->ReasonCode) { |
| 7663 | case MPI25_EVENT_SAS_DISC_ERR_SMP_FAILED: |
| 7664 | ioc_warn(ioc, "SMP command sent to the expander (handle:0x%04x, sas_address:0x%016llx, physical_port:0x%02x) has failed\n", |
| 7665 | le16_to_cpu(event_data->DevHandle), |
| 7666 | (u64)le64_to_cpu(event_data->SASAddress), |
| 7667 | event_data->PhysicalPort); |
| 7668 | break; |
| 7669 | case MPI25_EVENT_SAS_DISC_ERR_SMP_TIMEOUT: |
| 7670 | ioc_warn(ioc, "SMP command sent to the expander (handle:0x%04x, sas_address:0x%016llx, physical_port:0x%02x) has timed out\n", |
| 7671 | le16_to_cpu(event_data->DevHandle), |
| 7672 | (u64)le64_to_cpu(event_data->SASAddress), |
| 7673 | event_data->PhysicalPort); |
| 7674 | break; |
| 7675 | default: |
| 7676 | break; |
| 7677 | } |
| 7678 | } |
| 7679 | |
| 7680 | /** |
| 7681 | * _scsih_pcie_enumeration_event - handle enumeration events |
| 7682 | * @ioc: per adapter object |
| 7683 | * @fw_event: The fw_event_work object |
| 7684 | * Context: user. |
| 7685 | */ |
| 7686 | static void |
| 7687 | _scsih_pcie_enumeration_event(struct MPT3SAS_ADAPTER *ioc, |
| 7688 | struct fw_event_work *fw_event) |
| 7689 | { |
| 7690 | Mpi26EventDataPCIeEnumeration_t *event_data = |
| 7691 | (Mpi26EventDataPCIeEnumeration_t *)fw_event->event_data; |
| 7692 | |
| 7693 | if (!(ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK)) |
| 7694 | return; |
| 7695 | |
| 7696 | ioc_info(ioc, "pcie enumeration event: (%s) Flag 0x%02x", |
| 7697 | (event_data->ReasonCode == MPI26_EVENT_PCIE_ENUM_RC_STARTED) ? |
| 7698 | "started" : "completed", |
| 7699 | event_data->Flags); |
| 7700 | if (event_data->EnumerationStatus) |
| 7701 | pr_cont("enumeration_status(0x%08x)", |
| 7702 | le32_to_cpu(event_data->EnumerationStatus)); |
| 7703 | pr_cont("\n"); |
| 7704 | } |
| 7705 | |
| 7706 | /** |
| 7707 | * _scsih_ir_fastpath - turn on fastpath for IR physdisk |
| 7708 | * @ioc: per adapter object |
| 7709 | * @handle: device handle for physical disk |
| 7710 | * @phys_disk_num: physical disk number |
| 7711 | * |
| 7712 | * Return: 0 for success, else failure. |
| 7713 | */ |
| 7714 | static int |
| 7715 | _scsih_ir_fastpath(struct MPT3SAS_ADAPTER *ioc, u16 handle, u8 phys_disk_num) |
| 7716 | { |
| 7717 | Mpi2RaidActionRequest_t *mpi_request; |
| 7718 | Mpi2RaidActionReply_t *mpi_reply; |
| 7719 | u16 smid; |
| 7720 | u8 issue_reset = 0; |
| 7721 | int rc = 0; |
| 7722 | u16 ioc_status; |
| 7723 | u32 log_info; |
| 7724 | |
| 7725 | if (ioc->hba_mpi_version_belonged == MPI2_VERSION) |
| 7726 | return rc; |
| 7727 | |
| 7728 | mutex_lock(&ioc->scsih_cmds.mutex); |
| 7729 | |
| 7730 | if (ioc->scsih_cmds.status != MPT3_CMD_NOT_USED) { |
| 7731 | ioc_err(ioc, "%s: scsih_cmd in use\n", __func__); |
| 7732 | rc = -EAGAIN; |
| 7733 | goto out; |
| 7734 | } |
| 7735 | ioc->scsih_cmds.status = MPT3_CMD_PENDING; |
| 7736 | |
| 7737 | smid = mpt3sas_base_get_smid(ioc, ioc->scsih_cb_idx); |
| 7738 | if (!smid) { |
| 7739 | ioc_err(ioc, "%s: failed obtaining a smid\n", __func__); |
| 7740 | ioc->scsih_cmds.status = MPT3_CMD_NOT_USED; |
| 7741 | rc = -EAGAIN; |
| 7742 | goto out; |
| 7743 | } |
| 7744 | |
| 7745 | mpi_request = mpt3sas_base_get_msg_frame(ioc, smid); |
| 7746 | ioc->scsih_cmds.smid = smid; |
| 7747 | memset(mpi_request, 0, sizeof(Mpi2RaidActionRequest_t)); |
| 7748 | |
| 7749 | mpi_request->Function = MPI2_FUNCTION_RAID_ACTION; |
| 7750 | mpi_request->Action = MPI2_RAID_ACTION_PHYSDISK_HIDDEN; |
| 7751 | mpi_request->PhysDiskNum = phys_disk_num; |
| 7752 | |
| 7753 | dewtprintk(ioc, |
| 7754 | ioc_info(ioc, "IR RAID_ACTION: turning fast path on for handle(0x%04x), phys_disk_num (0x%02x)\n", |
| 7755 | handle, phys_disk_num)); |
| 7756 | |
| 7757 | init_completion(&ioc->scsih_cmds.done); |
| 7758 | ioc->put_smid_default(ioc, smid); |
| 7759 | wait_for_completion_timeout(&ioc->scsih_cmds.done, 10*HZ); |
| 7760 | |
| 7761 | if (!(ioc->scsih_cmds.status & MPT3_CMD_COMPLETE)) { |
| 7762 | mpt3sas_check_cmd_timeout(ioc, |
| 7763 | ioc->scsih_cmds.status, mpi_request, |
| 7764 | sizeof(Mpi2RaidActionRequest_t)/4, issue_reset); |
| 7765 | rc = -EFAULT; |
| 7766 | goto out; |
| 7767 | } |
| 7768 | |
| 7769 | if (ioc->scsih_cmds.status & MPT3_CMD_REPLY_VALID) { |
| 7770 | |
| 7771 | mpi_reply = ioc->scsih_cmds.reply; |
| 7772 | ioc_status = le16_to_cpu(mpi_reply->IOCStatus); |
| 7773 | if (ioc_status & MPI2_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE) |
| 7774 | log_info = le32_to_cpu(mpi_reply->IOCLogInfo); |
| 7775 | else |
| 7776 | log_info = 0; |
| 7777 | ioc_status &= MPI2_IOCSTATUS_MASK; |
| 7778 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { |
| 7779 | dewtprintk(ioc, |
| 7780 | ioc_info(ioc, "IR RAID_ACTION: failed: ioc_status(0x%04x), loginfo(0x%08x)!!!\n", |
| 7781 | ioc_status, log_info)); |
| 7782 | rc = -EFAULT; |
| 7783 | } else |
| 7784 | dewtprintk(ioc, |
| 7785 | ioc_info(ioc, "IR RAID_ACTION: completed successfully\n")); |
| 7786 | } |
| 7787 | |
| 7788 | out: |
| 7789 | ioc->scsih_cmds.status = MPT3_CMD_NOT_USED; |
| 7790 | mutex_unlock(&ioc->scsih_cmds.mutex); |
| 7791 | |
| 7792 | if (issue_reset) |
| 7793 | mpt3sas_base_hard_reset_handler(ioc, FORCE_BIG_HAMMER); |
| 7794 | return rc; |
| 7795 | } |
| 7796 | |
| 7797 | /** |
| 7798 | * _scsih_reprobe_lun - reprobing lun |
| 7799 | * @sdev: scsi device struct |
| 7800 | * @no_uld_attach: sdev->no_uld_attach flag setting |
| 7801 | * |
| 7802 | **/ |
| 7803 | static void |
| 7804 | _scsih_reprobe_lun(struct scsi_device *sdev, void *no_uld_attach) |
| 7805 | { |
| 7806 | sdev->no_uld_attach = no_uld_attach ? 1 : 0; |
| 7807 | sdev_printk(KERN_INFO, sdev, "%s raid component\n", |
| 7808 | sdev->no_uld_attach ? "hiding" : "exposing"); |
| 7809 | WARN_ON(scsi_device_reprobe(sdev)); |
| 7810 | } |
| 7811 | |
| 7812 | /** |
| 7813 | * _scsih_sas_volume_add - add new volume |
| 7814 | * @ioc: per adapter object |
| 7815 | * @element: IR config element data |
| 7816 | * Context: user. |
| 7817 | */ |
| 7818 | static void |
| 7819 | _scsih_sas_volume_add(struct MPT3SAS_ADAPTER *ioc, |
| 7820 | Mpi2EventIrConfigElement_t *element) |
| 7821 | { |
| 7822 | struct _raid_device *raid_device; |
| 7823 | unsigned long flags; |
| 7824 | u64 wwid; |
| 7825 | u16 handle = le16_to_cpu(element->VolDevHandle); |
| 7826 | int rc; |
| 7827 | |
| 7828 | mpt3sas_config_get_volume_wwid(ioc, handle, &wwid); |
| 7829 | if (!wwid) { |
| 7830 | ioc_err(ioc, "failure at %s:%d/%s()!\n", |
| 7831 | __FILE__, __LINE__, __func__); |
| 7832 | return; |
| 7833 | } |
| 7834 | |
| 7835 | spin_lock_irqsave(&ioc->raid_device_lock, flags); |
| 7836 | raid_device = _scsih_raid_device_find_by_wwid(ioc, wwid); |
| 7837 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); |
| 7838 | |
| 7839 | if (raid_device) |
| 7840 | return; |
| 7841 | |
| 7842 | raid_device = kzalloc(sizeof(struct _raid_device), GFP_KERNEL); |
| 7843 | if (!raid_device) { |
| 7844 | ioc_err(ioc, "failure at %s:%d/%s()!\n", |
| 7845 | __FILE__, __LINE__, __func__); |
| 7846 | return; |
| 7847 | } |
| 7848 | |
| 7849 | raid_device->id = ioc->sas_id++; |
| 7850 | raid_device->channel = RAID_CHANNEL; |
| 7851 | raid_device->handle = handle; |
| 7852 | raid_device->wwid = wwid; |
| 7853 | _scsih_raid_device_add(ioc, raid_device); |
| 7854 | if (!ioc->wait_for_discovery_to_complete) { |
| 7855 | rc = scsi_add_device(ioc->shost, RAID_CHANNEL, |
| 7856 | raid_device->id, 0); |
| 7857 | if (rc) |
| 7858 | _scsih_raid_device_remove(ioc, raid_device); |
| 7859 | } else { |
| 7860 | spin_lock_irqsave(&ioc->raid_device_lock, flags); |
| 7861 | _scsih_determine_boot_device(ioc, raid_device, 1); |
| 7862 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); |
| 7863 | } |
| 7864 | } |
| 7865 | |
| 7866 | /** |
| 7867 | * _scsih_sas_volume_delete - delete volume |
| 7868 | * @ioc: per adapter object |
| 7869 | * @handle: volume device handle |
| 7870 | * Context: user. |
| 7871 | */ |
| 7872 | static void |
| 7873 | _scsih_sas_volume_delete(struct MPT3SAS_ADAPTER *ioc, u16 handle) |
| 7874 | { |
| 7875 | struct _raid_device *raid_device; |
| 7876 | unsigned long flags; |
| 7877 | struct MPT3SAS_TARGET *sas_target_priv_data; |
| 7878 | struct scsi_target *starget = NULL; |
| 7879 | |
| 7880 | spin_lock_irqsave(&ioc->raid_device_lock, flags); |
| 7881 | raid_device = mpt3sas_raid_device_find_by_handle(ioc, handle); |
| 7882 | if (raid_device) { |
| 7883 | if (raid_device->starget) { |
| 7884 | starget = raid_device->starget; |
| 7885 | sas_target_priv_data = starget->hostdata; |
| 7886 | sas_target_priv_data->deleted = 1; |
| 7887 | } |
| 7888 | ioc_info(ioc, "removing handle(0x%04x), wwid(0x%016llx)\n", |
| 7889 | raid_device->handle, (u64)raid_device->wwid); |
| 7890 | list_del(&raid_device->list); |
| 7891 | kfree(raid_device); |
| 7892 | } |
| 7893 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); |
| 7894 | if (starget) |
| 7895 | scsi_remove_target(&starget->dev); |
| 7896 | } |
| 7897 | |
| 7898 | /** |
| 7899 | * _scsih_sas_pd_expose - expose pd component to /dev/sdX |
| 7900 | * @ioc: per adapter object |
| 7901 | * @element: IR config element data |
| 7902 | * Context: user. |
| 7903 | */ |
| 7904 | static void |
| 7905 | _scsih_sas_pd_expose(struct MPT3SAS_ADAPTER *ioc, |
| 7906 | Mpi2EventIrConfigElement_t *element) |
| 7907 | { |
| 7908 | struct _sas_device *sas_device; |
| 7909 | struct scsi_target *starget = NULL; |
| 7910 | struct MPT3SAS_TARGET *sas_target_priv_data; |
| 7911 | unsigned long flags; |
| 7912 | u16 handle = le16_to_cpu(element->PhysDiskDevHandle); |
| 7913 | |
| 7914 | spin_lock_irqsave(&ioc->sas_device_lock, flags); |
| 7915 | sas_device = __mpt3sas_get_sdev_by_handle(ioc, handle); |
| 7916 | if (sas_device) { |
| 7917 | sas_device->volume_handle = 0; |
| 7918 | sas_device->volume_wwid = 0; |
| 7919 | clear_bit(handle, ioc->pd_handles); |
| 7920 | if (sas_device->starget && sas_device->starget->hostdata) { |
| 7921 | starget = sas_device->starget; |
| 7922 | sas_target_priv_data = starget->hostdata; |
| 7923 | sas_target_priv_data->flags &= |
| 7924 | ~MPT_TARGET_FLAGS_RAID_COMPONENT; |
| 7925 | } |
| 7926 | } |
| 7927 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
| 7928 | if (!sas_device) |
| 7929 | return; |
| 7930 | |
| 7931 | /* exposing raid component */ |
| 7932 | if (starget) |
| 7933 | starget_for_each_device(starget, NULL, _scsih_reprobe_lun); |
| 7934 | |
| 7935 | sas_device_put(sas_device); |
| 7936 | } |
| 7937 | |
| 7938 | /** |
| 7939 | * _scsih_sas_pd_hide - hide pd component from /dev/sdX |
| 7940 | * @ioc: per adapter object |
| 7941 | * @element: IR config element data |
| 7942 | * Context: user. |
| 7943 | */ |
| 7944 | static void |
| 7945 | _scsih_sas_pd_hide(struct MPT3SAS_ADAPTER *ioc, |
| 7946 | Mpi2EventIrConfigElement_t *element) |
| 7947 | { |
| 7948 | struct _sas_device *sas_device; |
| 7949 | struct scsi_target *starget = NULL; |
| 7950 | struct MPT3SAS_TARGET *sas_target_priv_data; |
| 7951 | unsigned long flags; |
| 7952 | u16 handle = le16_to_cpu(element->PhysDiskDevHandle); |
| 7953 | u16 volume_handle = 0; |
| 7954 | u64 volume_wwid = 0; |
| 7955 | |
| 7956 | mpt3sas_config_get_volume_handle(ioc, handle, &volume_handle); |
| 7957 | if (volume_handle) |
| 7958 | mpt3sas_config_get_volume_wwid(ioc, volume_handle, |
| 7959 | &volume_wwid); |
| 7960 | |
| 7961 | spin_lock_irqsave(&ioc->sas_device_lock, flags); |
| 7962 | sas_device = __mpt3sas_get_sdev_by_handle(ioc, handle); |
| 7963 | if (sas_device) { |
| 7964 | set_bit(handle, ioc->pd_handles); |
| 7965 | if (sas_device->starget && sas_device->starget->hostdata) { |
| 7966 | starget = sas_device->starget; |
| 7967 | sas_target_priv_data = starget->hostdata; |
| 7968 | sas_target_priv_data->flags |= |
| 7969 | MPT_TARGET_FLAGS_RAID_COMPONENT; |
| 7970 | sas_device->volume_handle = volume_handle; |
| 7971 | sas_device->volume_wwid = volume_wwid; |
| 7972 | } |
| 7973 | } |
| 7974 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
| 7975 | if (!sas_device) |
| 7976 | return; |
| 7977 | |
| 7978 | /* hiding raid component */ |
| 7979 | _scsih_ir_fastpath(ioc, handle, element->PhysDiskNum); |
| 7980 | |
| 7981 | if (starget) |
| 7982 | starget_for_each_device(starget, (void *)1, _scsih_reprobe_lun); |
| 7983 | |
| 7984 | sas_device_put(sas_device); |
| 7985 | } |
| 7986 | |
| 7987 | /** |
| 7988 | * _scsih_sas_pd_delete - delete pd component |
| 7989 | * @ioc: per adapter object |
| 7990 | * @element: IR config element data |
| 7991 | * Context: user. |
| 7992 | */ |
| 7993 | static void |
| 7994 | _scsih_sas_pd_delete(struct MPT3SAS_ADAPTER *ioc, |
| 7995 | Mpi2EventIrConfigElement_t *element) |
| 7996 | { |
| 7997 | u16 handle = le16_to_cpu(element->PhysDiskDevHandle); |
| 7998 | |
| 7999 | _scsih_device_remove_by_handle(ioc, handle); |
| 8000 | } |
| 8001 | |
| 8002 | /** |
| 8003 | * _scsih_sas_pd_add - remove pd component |
| 8004 | * @ioc: per adapter object |
| 8005 | * @element: IR config element data |
| 8006 | * Context: user. |
| 8007 | */ |
| 8008 | static void |
| 8009 | _scsih_sas_pd_add(struct MPT3SAS_ADAPTER *ioc, |
| 8010 | Mpi2EventIrConfigElement_t *element) |
| 8011 | { |
| 8012 | struct _sas_device *sas_device; |
| 8013 | u16 handle = le16_to_cpu(element->PhysDiskDevHandle); |
| 8014 | Mpi2ConfigReply_t mpi_reply; |
| 8015 | Mpi2SasDevicePage0_t sas_device_pg0; |
| 8016 | u32 ioc_status; |
| 8017 | u64 sas_address; |
| 8018 | u16 parent_handle; |
| 8019 | |
| 8020 | set_bit(handle, ioc->pd_handles); |
| 8021 | |
| 8022 | sas_device = mpt3sas_get_sdev_by_handle(ioc, handle); |
| 8023 | if (sas_device) { |
| 8024 | _scsih_ir_fastpath(ioc, handle, element->PhysDiskNum); |
| 8025 | sas_device_put(sas_device); |
| 8026 | return; |
| 8027 | } |
| 8028 | |
| 8029 | if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0, |
| 8030 | MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) { |
| 8031 | ioc_err(ioc, "failure at %s:%d/%s()!\n", |
| 8032 | __FILE__, __LINE__, __func__); |
| 8033 | return; |
| 8034 | } |
| 8035 | |
| 8036 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & |
| 8037 | MPI2_IOCSTATUS_MASK; |
| 8038 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { |
| 8039 | ioc_err(ioc, "failure at %s:%d/%s()!\n", |
| 8040 | __FILE__, __LINE__, __func__); |
| 8041 | return; |
| 8042 | } |
| 8043 | |
| 8044 | parent_handle = le16_to_cpu(sas_device_pg0.ParentDevHandle); |
| 8045 | if (!_scsih_get_sas_address(ioc, parent_handle, &sas_address)) |
| 8046 | mpt3sas_transport_update_links(ioc, sas_address, handle, |
| 8047 | sas_device_pg0.PhyNum, MPI2_SAS_NEG_LINK_RATE_1_5); |
| 8048 | |
| 8049 | _scsih_ir_fastpath(ioc, handle, element->PhysDiskNum); |
| 8050 | _scsih_add_device(ioc, handle, 0, 1); |
| 8051 | } |
| 8052 | |
| 8053 | /** |
| 8054 | * _scsih_sas_ir_config_change_event_debug - debug for IR Config Change events |
| 8055 | * @ioc: per adapter object |
| 8056 | * @event_data: event data payload |
| 8057 | * Context: user. |
| 8058 | */ |
| 8059 | static void |
| 8060 | _scsih_sas_ir_config_change_event_debug(struct MPT3SAS_ADAPTER *ioc, |
| 8061 | Mpi2EventDataIrConfigChangeList_t *event_data) |
| 8062 | { |
| 8063 | Mpi2EventIrConfigElement_t *element; |
| 8064 | u8 element_type; |
| 8065 | int i; |
| 8066 | char *reason_str = NULL, *element_str = NULL; |
| 8067 | |
| 8068 | element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0]; |
| 8069 | |
| 8070 | ioc_info(ioc, "raid config change: (%s), elements(%d)\n", |
| 8071 | le32_to_cpu(event_data->Flags) & MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG ? |
| 8072 | "foreign" : "native", |
| 8073 | event_data->NumElements); |
| 8074 | for (i = 0; i < event_data->NumElements; i++, element++) { |
| 8075 | switch (element->ReasonCode) { |
| 8076 | case MPI2_EVENT_IR_CHANGE_RC_ADDED: |
| 8077 | reason_str = "add"; |
| 8078 | break; |
| 8079 | case MPI2_EVENT_IR_CHANGE_RC_REMOVED: |
| 8080 | reason_str = "remove"; |
| 8081 | break; |
| 8082 | case MPI2_EVENT_IR_CHANGE_RC_NO_CHANGE: |
| 8083 | reason_str = "no change"; |
| 8084 | break; |
| 8085 | case MPI2_EVENT_IR_CHANGE_RC_HIDE: |
| 8086 | reason_str = "hide"; |
| 8087 | break; |
| 8088 | case MPI2_EVENT_IR_CHANGE_RC_UNHIDE: |
| 8089 | reason_str = "unhide"; |
| 8090 | break; |
| 8091 | case MPI2_EVENT_IR_CHANGE_RC_VOLUME_CREATED: |
| 8092 | reason_str = "volume_created"; |
| 8093 | break; |
| 8094 | case MPI2_EVENT_IR_CHANGE_RC_VOLUME_DELETED: |
| 8095 | reason_str = "volume_deleted"; |
| 8096 | break; |
| 8097 | case MPI2_EVENT_IR_CHANGE_RC_PD_CREATED: |
| 8098 | reason_str = "pd_created"; |
| 8099 | break; |
| 8100 | case MPI2_EVENT_IR_CHANGE_RC_PD_DELETED: |
| 8101 | reason_str = "pd_deleted"; |
| 8102 | break; |
| 8103 | default: |
| 8104 | reason_str = "unknown reason"; |
| 8105 | break; |
| 8106 | } |
| 8107 | element_type = le16_to_cpu(element->ElementFlags) & |
| 8108 | MPI2_EVENT_IR_CHANGE_EFLAGS_ELEMENT_TYPE_MASK; |
| 8109 | switch (element_type) { |
| 8110 | case MPI2_EVENT_IR_CHANGE_EFLAGS_VOLUME_ELEMENT: |
| 8111 | element_str = "volume"; |
| 8112 | break; |
| 8113 | case MPI2_EVENT_IR_CHANGE_EFLAGS_VOLPHYSDISK_ELEMENT: |
| 8114 | element_str = "phys disk"; |
| 8115 | break; |
| 8116 | case MPI2_EVENT_IR_CHANGE_EFLAGS_HOTSPARE_ELEMENT: |
| 8117 | element_str = "hot spare"; |
| 8118 | break; |
| 8119 | default: |
| 8120 | element_str = "unknown element"; |
| 8121 | break; |
| 8122 | } |
| 8123 | pr_info("\t(%s:%s), vol handle(0x%04x), " \ |
| 8124 | "pd handle(0x%04x), pd num(0x%02x)\n", element_str, |
| 8125 | reason_str, le16_to_cpu(element->VolDevHandle), |
| 8126 | le16_to_cpu(element->PhysDiskDevHandle), |
| 8127 | element->PhysDiskNum); |
| 8128 | } |
| 8129 | } |
| 8130 | |
| 8131 | /** |
| 8132 | * _scsih_sas_ir_config_change_event - handle ir configuration change events |
| 8133 | * @ioc: per adapter object |
| 8134 | * @fw_event: The fw_event_work object |
| 8135 | * Context: user. |
| 8136 | */ |
| 8137 | static void |
| 8138 | _scsih_sas_ir_config_change_event(struct MPT3SAS_ADAPTER *ioc, |
| 8139 | struct fw_event_work *fw_event) |
| 8140 | { |
| 8141 | Mpi2EventIrConfigElement_t *element; |
| 8142 | int i; |
| 8143 | u8 foreign_config; |
| 8144 | Mpi2EventDataIrConfigChangeList_t *event_data = |
| 8145 | (Mpi2EventDataIrConfigChangeList_t *) |
| 8146 | fw_event->event_data; |
| 8147 | |
| 8148 | if ((ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) && |
| 8149 | (!ioc->hide_ir_msg)) |
| 8150 | _scsih_sas_ir_config_change_event_debug(ioc, event_data); |
| 8151 | |
| 8152 | foreign_config = (le32_to_cpu(event_data->Flags) & |
| 8153 | MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG) ? 1 : 0; |
| 8154 | |
| 8155 | element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0]; |
| 8156 | if (ioc->shost_recovery && |
| 8157 | ioc->hba_mpi_version_belonged != MPI2_VERSION) { |
| 8158 | for (i = 0; i < event_data->NumElements; i++, element++) { |
| 8159 | if (element->ReasonCode == MPI2_EVENT_IR_CHANGE_RC_HIDE) |
| 8160 | _scsih_ir_fastpath(ioc, |
| 8161 | le16_to_cpu(element->PhysDiskDevHandle), |
| 8162 | element->PhysDiskNum); |
| 8163 | } |
| 8164 | return; |
| 8165 | } |
| 8166 | |
| 8167 | for (i = 0; i < event_data->NumElements; i++, element++) { |
| 8168 | |
| 8169 | switch (element->ReasonCode) { |
| 8170 | case MPI2_EVENT_IR_CHANGE_RC_VOLUME_CREATED: |
| 8171 | case MPI2_EVENT_IR_CHANGE_RC_ADDED: |
| 8172 | if (!foreign_config) |
| 8173 | _scsih_sas_volume_add(ioc, element); |
| 8174 | break; |
| 8175 | case MPI2_EVENT_IR_CHANGE_RC_VOLUME_DELETED: |
| 8176 | case MPI2_EVENT_IR_CHANGE_RC_REMOVED: |
| 8177 | if (!foreign_config) |
| 8178 | _scsih_sas_volume_delete(ioc, |
| 8179 | le16_to_cpu(element->VolDevHandle)); |
| 8180 | break; |
| 8181 | case MPI2_EVENT_IR_CHANGE_RC_PD_CREATED: |
| 8182 | if (!ioc->is_warpdrive) |
| 8183 | _scsih_sas_pd_hide(ioc, element); |
| 8184 | break; |
| 8185 | case MPI2_EVENT_IR_CHANGE_RC_PD_DELETED: |
| 8186 | if (!ioc->is_warpdrive) |
| 8187 | _scsih_sas_pd_expose(ioc, element); |
| 8188 | break; |
| 8189 | case MPI2_EVENT_IR_CHANGE_RC_HIDE: |
| 8190 | if (!ioc->is_warpdrive) |
| 8191 | _scsih_sas_pd_add(ioc, element); |
| 8192 | break; |
| 8193 | case MPI2_EVENT_IR_CHANGE_RC_UNHIDE: |
| 8194 | if (!ioc->is_warpdrive) |
| 8195 | _scsih_sas_pd_delete(ioc, element); |
| 8196 | break; |
| 8197 | } |
| 8198 | } |
| 8199 | } |
| 8200 | |
| 8201 | /** |
| 8202 | * _scsih_sas_ir_volume_event - IR volume event |
| 8203 | * @ioc: per adapter object |
| 8204 | * @fw_event: The fw_event_work object |
| 8205 | * Context: user. |
| 8206 | */ |
| 8207 | static void |
| 8208 | _scsih_sas_ir_volume_event(struct MPT3SAS_ADAPTER *ioc, |
| 8209 | struct fw_event_work *fw_event) |
| 8210 | { |
| 8211 | u64 wwid; |
| 8212 | unsigned long flags; |
| 8213 | struct _raid_device *raid_device; |
| 8214 | u16 handle; |
| 8215 | u32 state; |
| 8216 | int rc; |
| 8217 | Mpi2EventDataIrVolume_t *event_data = |
| 8218 | (Mpi2EventDataIrVolume_t *) fw_event->event_data; |
| 8219 | |
| 8220 | if (ioc->shost_recovery) |
| 8221 | return; |
| 8222 | |
| 8223 | if (event_data->ReasonCode != MPI2_EVENT_IR_VOLUME_RC_STATE_CHANGED) |
| 8224 | return; |
| 8225 | |
| 8226 | handle = le16_to_cpu(event_data->VolDevHandle); |
| 8227 | state = le32_to_cpu(event_data->NewValue); |
| 8228 | if (!ioc->hide_ir_msg) |
| 8229 | dewtprintk(ioc, |
| 8230 | ioc_info(ioc, "%s: handle(0x%04x), old(0x%08x), new(0x%08x)\n", |
| 8231 | __func__, handle, |
| 8232 | le32_to_cpu(event_data->PreviousValue), |
| 8233 | state)); |
| 8234 | switch (state) { |
| 8235 | case MPI2_RAID_VOL_STATE_MISSING: |
| 8236 | case MPI2_RAID_VOL_STATE_FAILED: |
| 8237 | _scsih_sas_volume_delete(ioc, handle); |
| 8238 | break; |
| 8239 | |
| 8240 | case MPI2_RAID_VOL_STATE_ONLINE: |
| 8241 | case MPI2_RAID_VOL_STATE_DEGRADED: |
| 8242 | case MPI2_RAID_VOL_STATE_OPTIMAL: |
| 8243 | |
| 8244 | spin_lock_irqsave(&ioc->raid_device_lock, flags); |
| 8245 | raid_device = mpt3sas_raid_device_find_by_handle(ioc, handle); |
| 8246 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); |
| 8247 | |
| 8248 | if (raid_device) |
| 8249 | break; |
| 8250 | |
| 8251 | mpt3sas_config_get_volume_wwid(ioc, handle, &wwid); |
| 8252 | if (!wwid) { |
| 8253 | ioc_err(ioc, "failure at %s:%d/%s()!\n", |
| 8254 | __FILE__, __LINE__, __func__); |
| 8255 | break; |
| 8256 | } |
| 8257 | |
| 8258 | raid_device = kzalloc(sizeof(struct _raid_device), GFP_KERNEL); |
| 8259 | if (!raid_device) { |
| 8260 | ioc_err(ioc, "failure at %s:%d/%s()!\n", |
| 8261 | __FILE__, __LINE__, __func__); |
| 8262 | break; |
| 8263 | } |
| 8264 | |
| 8265 | raid_device->id = ioc->sas_id++; |
| 8266 | raid_device->channel = RAID_CHANNEL; |
| 8267 | raid_device->handle = handle; |
| 8268 | raid_device->wwid = wwid; |
| 8269 | _scsih_raid_device_add(ioc, raid_device); |
| 8270 | rc = scsi_add_device(ioc->shost, RAID_CHANNEL, |
| 8271 | raid_device->id, 0); |
| 8272 | if (rc) |
| 8273 | _scsih_raid_device_remove(ioc, raid_device); |
| 8274 | break; |
| 8275 | |
| 8276 | case MPI2_RAID_VOL_STATE_INITIALIZING: |
| 8277 | default: |
| 8278 | break; |
| 8279 | } |
| 8280 | } |
| 8281 | |
| 8282 | /** |
| 8283 | * _scsih_sas_ir_physical_disk_event - PD event |
| 8284 | * @ioc: per adapter object |
| 8285 | * @fw_event: The fw_event_work object |
| 8286 | * Context: user. |
| 8287 | */ |
| 8288 | static void |
| 8289 | _scsih_sas_ir_physical_disk_event(struct MPT3SAS_ADAPTER *ioc, |
| 8290 | struct fw_event_work *fw_event) |
| 8291 | { |
| 8292 | u16 handle, parent_handle; |
| 8293 | u32 state; |
| 8294 | struct _sas_device *sas_device; |
| 8295 | Mpi2ConfigReply_t mpi_reply; |
| 8296 | Mpi2SasDevicePage0_t sas_device_pg0; |
| 8297 | u32 ioc_status; |
| 8298 | Mpi2EventDataIrPhysicalDisk_t *event_data = |
| 8299 | (Mpi2EventDataIrPhysicalDisk_t *) fw_event->event_data; |
| 8300 | u64 sas_address; |
| 8301 | |
| 8302 | if (ioc->shost_recovery) |
| 8303 | return; |
| 8304 | |
| 8305 | if (event_data->ReasonCode != MPI2_EVENT_IR_PHYSDISK_RC_STATE_CHANGED) |
| 8306 | return; |
| 8307 | |
| 8308 | handle = le16_to_cpu(event_data->PhysDiskDevHandle); |
| 8309 | state = le32_to_cpu(event_data->NewValue); |
| 8310 | |
| 8311 | if (!ioc->hide_ir_msg) |
| 8312 | dewtprintk(ioc, |
| 8313 | ioc_info(ioc, "%s: handle(0x%04x), old(0x%08x), new(0x%08x)\n", |
| 8314 | __func__, handle, |
| 8315 | le32_to_cpu(event_data->PreviousValue), |
| 8316 | state)); |
| 8317 | |
| 8318 | switch (state) { |
| 8319 | case MPI2_RAID_PD_STATE_ONLINE: |
| 8320 | case MPI2_RAID_PD_STATE_DEGRADED: |
| 8321 | case MPI2_RAID_PD_STATE_REBUILDING: |
| 8322 | case MPI2_RAID_PD_STATE_OPTIMAL: |
| 8323 | case MPI2_RAID_PD_STATE_HOT_SPARE: |
| 8324 | |
| 8325 | if (!ioc->is_warpdrive) |
| 8326 | set_bit(handle, ioc->pd_handles); |
| 8327 | |
| 8328 | sas_device = mpt3sas_get_sdev_by_handle(ioc, handle); |
| 8329 | if (sas_device) { |
| 8330 | sas_device_put(sas_device); |
| 8331 | return; |
| 8332 | } |
| 8333 | |
| 8334 | if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, |
| 8335 | &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, |
| 8336 | handle))) { |
| 8337 | ioc_err(ioc, "failure at %s:%d/%s()!\n", |
| 8338 | __FILE__, __LINE__, __func__); |
| 8339 | return; |
| 8340 | } |
| 8341 | |
| 8342 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & |
| 8343 | MPI2_IOCSTATUS_MASK; |
| 8344 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { |
| 8345 | ioc_err(ioc, "failure at %s:%d/%s()!\n", |
| 8346 | __FILE__, __LINE__, __func__); |
| 8347 | return; |
| 8348 | } |
| 8349 | |
| 8350 | parent_handle = le16_to_cpu(sas_device_pg0.ParentDevHandle); |
| 8351 | if (!_scsih_get_sas_address(ioc, parent_handle, &sas_address)) |
| 8352 | mpt3sas_transport_update_links(ioc, sas_address, handle, |
| 8353 | sas_device_pg0.PhyNum, MPI2_SAS_NEG_LINK_RATE_1_5); |
| 8354 | |
| 8355 | _scsih_add_device(ioc, handle, 0, 1); |
| 8356 | |
| 8357 | break; |
| 8358 | |
| 8359 | case MPI2_RAID_PD_STATE_OFFLINE: |
| 8360 | case MPI2_RAID_PD_STATE_NOT_CONFIGURED: |
| 8361 | case MPI2_RAID_PD_STATE_NOT_COMPATIBLE: |
| 8362 | default: |
| 8363 | break; |
| 8364 | } |
| 8365 | } |
| 8366 | |
| 8367 | /** |
| 8368 | * _scsih_sas_ir_operation_status_event_debug - debug for IR op event |
| 8369 | * @ioc: per adapter object |
| 8370 | * @event_data: event data payload |
| 8371 | * Context: user. |
| 8372 | */ |
| 8373 | static void |
| 8374 | _scsih_sas_ir_operation_status_event_debug(struct MPT3SAS_ADAPTER *ioc, |
| 8375 | Mpi2EventDataIrOperationStatus_t *event_data) |
| 8376 | { |
| 8377 | char *reason_str = NULL; |
| 8378 | |
| 8379 | switch (event_data->RAIDOperation) { |
| 8380 | case MPI2_EVENT_IR_RAIDOP_RESYNC: |
| 8381 | reason_str = "resync"; |
| 8382 | break; |
| 8383 | case MPI2_EVENT_IR_RAIDOP_ONLINE_CAP_EXPANSION: |
| 8384 | reason_str = "online capacity expansion"; |
| 8385 | break; |
| 8386 | case MPI2_EVENT_IR_RAIDOP_CONSISTENCY_CHECK: |
| 8387 | reason_str = "consistency check"; |
| 8388 | break; |
| 8389 | case MPI2_EVENT_IR_RAIDOP_BACKGROUND_INIT: |
| 8390 | reason_str = "background init"; |
| 8391 | break; |
| 8392 | case MPI2_EVENT_IR_RAIDOP_MAKE_DATA_CONSISTENT: |
| 8393 | reason_str = "make data consistent"; |
| 8394 | break; |
| 8395 | } |
| 8396 | |
| 8397 | if (!reason_str) |
| 8398 | return; |
| 8399 | |
| 8400 | ioc_info(ioc, "raid operational status: (%s)\thandle(0x%04x), percent complete(%d)\n", |
| 8401 | reason_str, |
| 8402 | le16_to_cpu(event_data->VolDevHandle), |
| 8403 | event_data->PercentComplete); |
| 8404 | } |
| 8405 | |
| 8406 | /** |
| 8407 | * _scsih_sas_ir_operation_status_event - handle RAID operation events |
| 8408 | * @ioc: per adapter object |
| 8409 | * @fw_event: The fw_event_work object |
| 8410 | * Context: user. |
| 8411 | */ |
| 8412 | static void |
| 8413 | _scsih_sas_ir_operation_status_event(struct MPT3SAS_ADAPTER *ioc, |
| 8414 | struct fw_event_work *fw_event) |
| 8415 | { |
| 8416 | Mpi2EventDataIrOperationStatus_t *event_data = |
| 8417 | (Mpi2EventDataIrOperationStatus_t *) |
| 8418 | fw_event->event_data; |
| 8419 | static struct _raid_device *raid_device; |
| 8420 | unsigned long flags; |
| 8421 | u16 handle; |
| 8422 | |
| 8423 | if ((ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) && |
| 8424 | (!ioc->hide_ir_msg)) |
| 8425 | _scsih_sas_ir_operation_status_event_debug(ioc, |
| 8426 | event_data); |
| 8427 | |
| 8428 | /* code added for raid transport support */ |
| 8429 | if (event_data->RAIDOperation == MPI2_EVENT_IR_RAIDOP_RESYNC) { |
| 8430 | |
| 8431 | spin_lock_irqsave(&ioc->raid_device_lock, flags); |
| 8432 | handle = le16_to_cpu(event_data->VolDevHandle); |
| 8433 | raid_device = mpt3sas_raid_device_find_by_handle(ioc, handle); |
| 8434 | if (raid_device) |
| 8435 | raid_device->percent_complete = |
| 8436 | event_data->PercentComplete; |
| 8437 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); |
| 8438 | } |
| 8439 | } |
| 8440 | |
| 8441 | /** |
| 8442 | * _scsih_prep_device_scan - initialize parameters prior to device scan |
| 8443 | * @ioc: per adapter object |
| 8444 | * |
| 8445 | * Set the deleted flag prior to device scan. If the device is found during |
| 8446 | * the scan, then we clear the deleted flag. |
| 8447 | */ |
| 8448 | static void |
| 8449 | _scsih_prep_device_scan(struct MPT3SAS_ADAPTER *ioc) |
| 8450 | { |
| 8451 | struct MPT3SAS_DEVICE *sas_device_priv_data; |
| 8452 | struct scsi_device *sdev; |
| 8453 | |
| 8454 | shost_for_each_device(sdev, ioc->shost) { |
| 8455 | sas_device_priv_data = sdev->hostdata; |
| 8456 | if (sas_device_priv_data && sas_device_priv_data->sas_target) |
| 8457 | sas_device_priv_data->sas_target->deleted = 1; |
| 8458 | } |
| 8459 | } |
| 8460 | |
| 8461 | /** |
| 8462 | * _scsih_mark_responding_sas_device - mark a sas_devices as responding |
| 8463 | * @ioc: per adapter object |
| 8464 | * @sas_device_pg0: SAS Device page 0 |
| 8465 | * |
| 8466 | * After host reset, find out whether devices are still responding. |
| 8467 | * Used in _scsih_remove_unresponsive_sas_devices. |
| 8468 | */ |
| 8469 | static void |
| 8470 | _scsih_mark_responding_sas_device(struct MPT3SAS_ADAPTER *ioc, |
| 8471 | Mpi2SasDevicePage0_t *sas_device_pg0) |
| 8472 | { |
| 8473 | struct MPT3SAS_TARGET *sas_target_priv_data = NULL; |
| 8474 | struct scsi_target *starget; |
| 8475 | struct _sas_device *sas_device = NULL; |
| 8476 | struct _enclosure_node *enclosure_dev = NULL; |
| 8477 | unsigned long flags; |
| 8478 | |
| 8479 | if (sas_device_pg0->EnclosureHandle) { |
| 8480 | enclosure_dev = |
| 8481 | mpt3sas_scsih_enclosure_find_by_handle(ioc, |
| 8482 | le16_to_cpu(sas_device_pg0->EnclosureHandle)); |
| 8483 | if (enclosure_dev == NULL) |
| 8484 | ioc_info(ioc, "Enclosure handle(0x%04x) doesn't match with enclosure device!\n", |
| 8485 | sas_device_pg0->EnclosureHandle); |
| 8486 | } |
| 8487 | spin_lock_irqsave(&ioc->sas_device_lock, flags); |
| 8488 | list_for_each_entry(sas_device, &ioc->sas_device_list, list) { |
| 8489 | if ((sas_device->sas_address == le64_to_cpu( |
| 8490 | sas_device_pg0->SASAddress)) && (sas_device->slot == |
| 8491 | le16_to_cpu(sas_device_pg0->Slot))) { |
| 8492 | sas_device->responding = 1; |
| 8493 | starget = sas_device->starget; |
| 8494 | if (starget && starget->hostdata) { |
| 8495 | sas_target_priv_data = starget->hostdata; |
| 8496 | sas_target_priv_data->tm_busy = 0; |
| 8497 | sas_target_priv_data->deleted = 0; |
| 8498 | } else |
| 8499 | sas_target_priv_data = NULL; |
| 8500 | if (starget) { |
| 8501 | starget_printk(KERN_INFO, starget, |
| 8502 | "handle(0x%04x), sas_addr(0x%016llx)\n", |
| 8503 | le16_to_cpu(sas_device_pg0->DevHandle), |
| 8504 | (unsigned long long) |
| 8505 | sas_device->sas_address); |
| 8506 | |
| 8507 | if (sas_device->enclosure_handle != 0) |
| 8508 | starget_printk(KERN_INFO, starget, |
| 8509 | "enclosure logical id(0x%016llx)," |
| 8510 | " slot(%d)\n", |
| 8511 | (unsigned long long) |
| 8512 | sas_device->enclosure_logical_id, |
| 8513 | sas_device->slot); |
| 8514 | } |
| 8515 | if (le16_to_cpu(sas_device_pg0->Flags) & |
| 8516 | MPI2_SAS_DEVICE0_FLAGS_ENCL_LEVEL_VALID) { |
| 8517 | sas_device->enclosure_level = |
| 8518 | sas_device_pg0->EnclosureLevel; |
| 8519 | memcpy(&sas_device->connector_name[0], |
| 8520 | &sas_device_pg0->ConnectorName[0], 4); |
| 8521 | } else { |
| 8522 | sas_device->enclosure_level = 0; |
| 8523 | sas_device->connector_name[0] = '\0'; |
| 8524 | } |
| 8525 | |
| 8526 | sas_device->enclosure_handle = |
| 8527 | le16_to_cpu(sas_device_pg0->EnclosureHandle); |
| 8528 | sas_device->is_chassis_slot_valid = 0; |
| 8529 | if (enclosure_dev) { |
| 8530 | sas_device->enclosure_logical_id = le64_to_cpu( |
| 8531 | enclosure_dev->pg0.EnclosureLogicalID); |
| 8532 | if (le16_to_cpu(enclosure_dev->pg0.Flags) & |
| 8533 | MPI2_SAS_ENCLS0_FLAGS_CHASSIS_SLOT_VALID) { |
| 8534 | sas_device->is_chassis_slot_valid = 1; |
| 8535 | sas_device->chassis_slot = |
| 8536 | enclosure_dev->pg0.ChassisSlot; |
| 8537 | } |
| 8538 | } |
| 8539 | |
| 8540 | if (sas_device->handle == le16_to_cpu( |
| 8541 | sas_device_pg0->DevHandle)) |
| 8542 | goto out; |
| 8543 | pr_info("\thandle changed from(0x%04x)!!!\n", |
| 8544 | sas_device->handle); |
| 8545 | sas_device->handle = le16_to_cpu( |
| 8546 | sas_device_pg0->DevHandle); |
| 8547 | if (sas_target_priv_data) |
| 8548 | sas_target_priv_data->handle = |
| 8549 | le16_to_cpu(sas_device_pg0->DevHandle); |
| 8550 | goto out; |
| 8551 | } |
| 8552 | } |
| 8553 | out: |
| 8554 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
| 8555 | } |
| 8556 | |
| 8557 | /** |
| 8558 | * _scsih_create_enclosure_list_after_reset - Free Existing list, |
| 8559 | * And create enclosure list by scanning all Enclosure Page(0)s |
| 8560 | * @ioc: per adapter object |
| 8561 | */ |
| 8562 | static void |
| 8563 | _scsih_create_enclosure_list_after_reset(struct MPT3SAS_ADAPTER *ioc) |
| 8564 | { |
| 8565 | struct _enclosure_node *enclosure_dev; |
| 8566 | Mpi2ConfigReply_t mpi_reply; |
| 8567 | u16 enclosure_handle; |
| 8568 | int rc; |
| 8569 | |
| 8570 | /* Free existing enclosure list */ |
| 8571 | mpt3sas_free_enclosure_list(ioc); |
| 8572 | |
| 8573 | /* Re constructing enclosure list after reset*/ |
| 8574 | enclosure_handle = 0xFFFF; |
| 8575 | do { |
| 8576 | enclosure_dev = |
| 8577 | kzalloc(sizeof(struct _enclosure_node), GFP_KERNEL); |
| 8578 | if (!enclosure_dev) { |
| 8579 | ioc_err(ioc, "failure at %s:%d/%s()!\n", |
| 8580 | __FILE__, __LINE__, __func__); |
| 8581 | return; |
| 8582 | } |
| 8583 | rc = mpt3sas_config_get_enclosure_pg0(ioc, &mpi_reply, |
| 8584 | &enclosure_dev->pg0, |
| 8585 | MPI2_SAS_ENCLOS_PGAD_FORM_GET_NEXT_HANDLE, |
| 8586 | enclosure_handle); |
| 8587 | |
| 8588 | if (rc || (le16_to_cpu(mpi_reply.IOCStatus) & |
| 8589 | MPI2_IOCSTATUS_MASK)) { |
| 8590 | kfree(enclosure_dev); |
| 8591 | return; |
| 8592 | } |
| 8593 | list_add_tail(&enclosure_dev->list, |
| 8594 | &ioc->enclosure_list); |
| 8595 | enclosure_handle = |
| 8596 | le16_to_cpu(enclosure_dev->pg0.EnclosureHandle); |
| 8597 | } while (1); |
| 8598 | } |
| 8599 | |
| 8600 | /** |
| 8601 | * _scsih_search_responding_sas_devices - |
| 8602 | * @ioc: per adapter object |
| 8603 | * |
| 8604 | * After host reset, find out whether devices are still responding. |
| 8605 | * If not remove. |
| 8606 | */ |
| 8607 | static void |
| 8608 | _scsih_search_responding_sas_devices(struct MPT3SAS_ADAPTER *ioc) |
| 8609 | { |
| 8610 | Mpi2SasDevicePage0_t sas_device_pg0; |
| 8611 | Mpi2ConfigReply_t mpi_reply; |
| 8612 | u16 ioc_status; |
| 8613 | u16 handle; |
| 8614 | u32 device_info; |
| 8615 | |
| 8616 | ioc_info(ioc, "search for end-devices: start\n"); |
| 8617 | |
| 8618 | if (list_empty(&ioc->sas_device_list)) |
| 8619 | goto out; |
| 8620 | |
| 8621 | handle = 0xFFFF; |
| 8622 | while (!(mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, |
| 8623 | &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_GET_NEXT_HANDLE, |
| 8624 | handle))) { |
| 8625 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & |
| 8626 | MPI2_IOCSTATUS_MASK; |
| 8627 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) |
| 8628 | break; |
| 8629 | handle = le16_to_cpu(sas_device_pg0.DevHandle); |
| 8630 | device_info = le32_to_cpu(sas_device_pg0.DeviceInfo); |
| 8631 | if (!(_scsih_is_end_device(device_info))) |
| 8632 | continue; |
| 8633 | _scsih_mark_responding_sas_device(ioc, &sas_device_pg0); |
| 8634 | } |
| 8635 | |
| 8636 | out: |
| 8637 | ioc_info(ioc, "search for end-devices: complete\n"); |
| 8638 | } |
| 8639 | |
| 8640 | /** |
| 8641 | * _scsih_mark_responding_pcie_device - mark a pcie_device as responding |
| 8642 | * @ioc: per adapter object |
| 8643 | * @pcie_device_pg0: PCIe Device page 0 |
| 8644 | * |
| 8645 | * After host reset, find out whether devices are still responding. |
| 8646 | * Used in _scsih_remove_unresponding_devices. |
| 8647 | */ |
| 8648 | static void |
| 8649 | _scsih_mark_responding_pcie_device(struct MPT3SAS_ADAPTER *ioc, |
| 8650 | Mpi26PCIeDevicePage0_t *pcie_device_pg0) |
| 8651 | { |
| 8652 | struct MPT3SAS_TARGET *sas_target_priv_data = NULL; |
| 8653 | struct scsi_target *starget; |
| 8654 | struct _pcie_device *pcie_device; |
| 8655 | unsigned long flags; |
| 8656 | |
| 8657 | spin_lock_irqsave(&ioc->pcie_device_lock, flags); |
| 8658 | list_for_each_entry(pcie_device, &ioc->pcie_device_list, list) { |
| 8659 | if ((pcie_device->wwid == le64_to_cpu(pcie_device_pg0->WWID)) |
| 8660 | && (pcie_device->slot == le16_to_cpu( |
| 8661 | pcie_device_pg0->Slot))) { |
| 8662 | pcie_device->access_status = |
| 8663 | pcie_device_pg0->AccessStatus; |
| 8664 | pcie_device->responding = 1; |
| 8665 | starget = pcie_device->starget; |
| 8666 | if (starget && starget->hostdata) { |
| 8667 | sas_target_priv_data = starget->hostdata; |
| 8668 | sas_target_priv_data->tm_busy = 0; |
| 8669 | sas_target_priv_data->deleted = 0; |
| 8670 | } else |
| 8671 | sas_target_priv_data = NULL; |
| 8672 | if (starget) { |
| 8673 | starget_printk(KERN_INFO, starget, |
| 8674 | "handle(0x%04x), wwid(0x%016llx) ", |
| 8675 | pcie_device->handle, |
| 8676 | (unsigned long long)pcie_device->wwid); |
| 8677 | if (pcie_device->enclosure_handle != 0) |
| 8678 | starget_printk(KERN_INFO, starget, |
| 8679 | "enclosure logical id(0x%016llx), " |
| 8680 | "slot(%d)\n", |
| 8681 | (unsigned long long) |
| 8682 | pcie_device->enclosure_logical_id, |
| 8683 | pcie_device->slot); |
| 8684 | } |
| 8685 | |
| 8686 | if (((le32_to_cpu(pcie_device_pg0->Flags)) & |
| 8687 | MPI26_PCIEDEV0_FLAGS_ENCL_LEVEL_VALID) && |
| 8688 | (ioc->hba_mpi_version_belonged != MPI2_VERSION)) { |
| 8689 | pcie_device->enclosure_level = |
| 8690 | pcie_device_pg0->EnclosureLevel; |
| 8691 | memcpy(&pcie_device->connector_name[0], |
| 8692 | &pcie_device_pg0->ConnectorName[0], 4); |
| 8693 | } else { |
| 8694 | pcie_device->enclosure_level = 0; |
| 8695 | pcie_device->connector_name[0] = '\0'; |
| 8696 | } |
| 8697 | |
| 8698 | if (pcie_device->handle == le16_to_cpu( |
| 8699 | pcie_device_pg0->DevHandle)) |
| 8700 | goto out; |
| 8701 | pr_info("\thandle changed from(0x%04x)!!!\n", |
| 8702 | pcie_device->handle); |
| 8703 | pcie_device->handle = le16_to_cpu( |
| 8704 | pcie_device_pg0->DevHandle); |
| 8705 | if (sas_target_priv_data) |
| 8706 | sas_target_priv_data->handle = |
| 8707 | le16_to_cpu(pcie_device_pg0->DevHandle); |
| 8708 | goto out; |
| 8709 | } |
| 8710 | } |
| 8711 | |
| 8712 | out: |
| 8713 | spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); |
| 8714 | } |
| 8715 | |
| 8716 | /** |
| 8717 | * _scsih_search_responding_pcie_devices - |
| 8718 | * @ioc: per adapter object |
| 8719 | * |
| 8720 | * After host reset, find out whether devices are still responding. |
| 8721 | * If not remove. |
| 8722 | */ |
| 8723 | static void |
| 8724 | _scsih_search_responding_pcie_devices(struct MPT3SAS_ADAPTER *ioc) |
| 8725 | { |
| 8726 | Mpi26PCIeDevicePage0_t pcie_device_pg0; |
| 8727 | Mpi2ConfigReply_t mpi_reply; |
| 8728 | u16 ioc_status; |
| 8729 | u16 handle; |
| 8730 | u32 device_info; |
| 8731 | |
| 8732 | ioc_info(ioc, "search for end-devices: start\n"); |
| 8733 | |
| 8734 | if (list_empty(&ioc->pcie_device_list)) |
| 8735 | goto out; |
| 8736 | |
| 8737 | handle = 0xFFFF; |
| 8738 | while (!(mpt3sas_config_get_pcie_device_pg0(ioc, &mpi_reply, |
| 8739 | &pcie_device_pg0, MPI26_PCIE_DEVICE_PGAD_FORM_GET_NEXT_HANDLE, |
| 8740 | handle))) { |
| 8741 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & |
| 8742 | MPI2_IOCSTATUS_MASK; |
| 8743 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { |
| 8744 | ioc_info(ioc, "\tbreak from %s: ioc_status(0x%04x), loginfo(0x%08x)\n", |
| 8745 | __func__, ioc_status, |
| 8746 | le32_to_cpu(mpi_reply.IOCLogInfo)); |
| 8747 | break; |
| 8748 | } |
| 8749 | handle = le16_to_cpu(pcie_device_pg0.DevHandle); |
| 8750 | device_info = le32_to_cpu(pcie_device_pg0.DeviceInfo); |
| 8751 | if (!(_scsih_is_nvme_pciescsi_device(device_info))) |
| 8752 | continue; |
| 8753 | _scsih_mark_responding_pcie_device(ioc, &pcie_device_pg0); |
| 8754 | } |
| 8755 | out: |
| 8756 | ioc_info(ioc, "search for PCIe end-devices: complete\n"); |
| 8757 | } |
| 8758 | |
| 8759 | /** |
| 8760 | * _scsih_mark_responding_raid_device - mark a raid_device as responding |
| 8761 | * @ioc: per adapter object |
| 8762 | * @wwid: world wide identifier for raid volume |
| 8763 | * @handle: device handle |
| 8764 | * |
| 8765 | * After host reset, find out whether devices are still responding. |
| 8766 | * Used in _scsih_remove_unresponsive_raid_devices. |
| 8767 | */ |
| 8768 | static void |
| 8769 | _scsih_mark_responding_raid_device(struct MPT3SAS_ADAPTER *ioc, u64 wwid, |
| 8770 | u16 handle) |
| 8771 | { |
| 8772 | struct MPT3SAS_TARGET *sas_target_priv_data = NULL; |
| 8773 | struct scsi_target *starget; |
| 8774 | struct _raid_device *raid_device; |
| 8775 | unsigned long flags; |
| 8776 | |
| 8777 | spin_lock_irqsave(&ioc->raid_device_lock, flags); |
| 8778 | list_for_each_entry(raid_device, &ioc->raid_device_list, list) { |
| 8779 | if (raid_device->wwid == wwid && raid_device->starget) { |
| 8780 | starget = raid_device->starget; |
| 8781 | if (starget && starget->hostdata) { |
| 8782 | sas_target_priv_data = starget->hostdata; |
| 8783 | sas_target_priv_data->deleted = 0; |
| 8784 | } else |
| 8785 | sas_target_priv_data = NULL; |
| 8786 | raid_device->responding = 1; |
| 8787 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); |
| 8788 | starget_printk(KERN_INFO, raid_device->starget, |
| 8789 | "handle(0x%04x), wwid(0x%016llx)\n", handle, |
| 8790 | (unsigned long long)raid_device->wwid); |
| 8791 | |
| 8792 | /* |
| 8793 | * WARPDRIVE: The handles of the PDs might have changed |
| 8794 | * across the host reset so re-initialize the |
| 8795 | * required data for Direct IO |
| 8796 | */ |
| 8797 | mpt3sas_init_warpdrive_properties(ioc, raid_device); |
| 8798 | spin_lock_irqsave(&ioc->raid_device_lock, flags); |
| 8799 | if (raid_device->handle == handle) { |
| 8800 | spin_unlock_irqrestore(&ioc->raid_device_lock, |
| 8801 | flags); |
| 8802 | return; |
| 8803 | } |
| 8804 | pr_info("\thandle changed from(0x%04x)!!!\n", |
| 8805 | raid_device->handle); |
| 8806 | raid_device->handle = handle; |
| 8807 | if (sas_target_priv_data) |
| 8808 | sas_target_priv_data->handle = handle; |
| 8809 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); |
| 8810 | return; |
| 8811 | } |
| 8812 | } |
| 8813 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); |
| 8814 | } |
| 8815 | |
| 8816 | /** |
| 8817 | * _scsih_search_responding_raid_devices - |
| 8818 | * @ioc: per adapter object |
| 8819 | * |
| 8820 | * After host reset, find out whether devices are still responding. |
| 8821 | * If not remove. |
| 8822 | */ |
| 8823 | static void |
| 8824 | _scsih_search_responding_raid_devices(struct MPT3SAS_ADAPTER *ioc) |
| 8825 | { |
| 8826 | Mpi2RaidVolPage1_t volume_pg1; |
| 8827 | Mpi2RaidVolPage0_t volume_pg0; |
| 8828 | Mpi2RaidPhysDiskPage0_t pd_pg0; |
| 8829 | Mpi2ConfigReply_t mpi_reply; |
| 8830 | u16 ioc_status; |
| 8831 | u16 handle; |
| 8832 | u8 phys_disk_num; |
| 8833 | |
| 8834 | if (!ioc->ir_firmware) |
| 8835 | return; |
| 8836 | |
| 8837 | ioc_info(ioc, "search for raid volumes: start\n"); |
| 8838 | |
| 8839 | if (list_empty(&ioc->raid_device_list)) |
| 8840 | goto out; |
| 8841 | |
| 8842 | handle = 0xFFFF; |
| 8843 | while (!(mpt3sas_config_get_raid_volume_pg1(ioc, &mpi_reply, |
| 8844 | &volume_pg1, MPI2_RAID_VOLUME_PGAD_FORM_GET_NEXT_HANDLE, handle))) { |
| 8845 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & |
| 8846 | MPI2_IOCSTATUS_MASK; |
| 8847 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) |
| 8848 | break; |
| 8849 | handle = le16_to_cpu(volume_pg1.DevHandle); |
| 8850 | |
| 8851 | if (mpt3sas_config_get_raid_volume_pg0(ioc, &mpi_reply, |
| 8852 | &volume_pg0, MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, handle, |
| 8853 | sizeof(Mpi2RaidVolPage0_t))) |
| 8854 | continue; |
| 8855 | |
| 8856 | if (volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_OPTIMAL || |
| 8857 | volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_ONLINE || |
| 8858 | volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_DEGRADED) |
| 8859 | _scsih_mark_responding_raid_device(ioc, |
| 8860 | le64_to_cpu(volume_pg1.WWID), handle); |
| 8861 | } |
| 8862 | |
| 8863 | /* refresh the pd_handles */ |
| 8864 | if (!ioc->is_warpdrive) { |
| 8865 | phys_disk_num = 0xFF; |
| 8866 | memset(ioc->pd_handles, 0, ioc->pd_handles_sz); |
| 8867 | while (!(mpt3sas_config_get_phys_disk_pg0(ioc, &mpi_reply, |
| 8868 | &pd_pg0, MPI2_PHYSDISK_PGAD_FORM_GET_NEXT_PHYSDISKNUM, |
| 8869 | phys_disk_num))) { |
| 8870 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & |
| 8871 | MPI2_IOCSTATUS_MASK; |
| 8872 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) |
| 8873 | break; |
| 8874 | phys_disk_num = pd_pg0.PhysDiskNum; |
| 8875 | handle = le16_to_cpu(pd_pg0.DevHandle); |
| 8876 | set_bit(handle, ioc->pd_handles); |
| 8877 | } |
| 8878 | } |
| 8879 | out: |
| 8880 | ioc_info(ioc, "search for responding raid volumes: complete\n"); |
| 8881 | } |
| 8882 | |
| 8883 | /** |
| 8884 | * _scsih_mark_responding_expander - mark a expander as responding |
| 8885 | * @ioc: per adapter object |
| 8886 | * @expander_pg0:SAS Expander Config Page0 |
| 8887 | * |
| 8888 | * After host reset, find out whether devices are still responding. |
| 8889 | * Used in _scsih_remove_unresponsive_expanders. |
| 8890 | */ |
| 8891 | static void |
| 8892 | _scsih_mark_responding_expander(struct MPT3SAS_ADAPTER *ioc, |
| 8893 | Mpi2ExpanderPage0_t *expander_pg0) |
| 8894 | { |
| 8895 | struct _sas_node *sas_expander = NULL; |
| 8896 | unsigned long flags; |
| 8897 | int i; |
| 8898 | struct _enclosure_node *enclosure_dev = NULL; |
| 8899 | u16 handle = le16_to_cpu(expander_pg0->DevHandle); |
| 8900 | u16 enclosure_handle = le16_to_cpu(expander_pg0->EnclosureHandle); |
| 8901 | u64 sas_address = le64_to_cpu(expander_pg0->SASAddress); |
| 8902 | |
| 8903 | if (enclosure_handle) |
| 8904 | enclosure_dev = |
| 8905 | mpt3sas_scsih_enclosure_find_by_handle(ioc, |
| 8906 | enclosure_handle); |
| 8907 | |
| 8908 | spin_lock_irqsave(&ioc->sas_node_lock, flags); |
| 8909 | list_for_each_entry(sas_expander, &ioc->sas_expander_list, list) { |
| 8910 | if (sas_expander->sas_address != sas_address) |
| 8911 | continue; |
| 8912 | sas_expander->responding = 1; |
| 8913 | |
| 8914 | if (enclosure_dev) { |
| 8915 | sas_expander->enclosure_logical_id = |
| 8916 | le64_to_cpu(enclosure_dev->pg0.EnclosureLogicalID); |
| 8917 | sas_expander->enclosure_handle = |
| 8918 | le16_to_cpu(expander_pg0->EnclosureHandle); |
| 8919 | } |
| 8920 | |
| 8921 | if (sas_expander->handle == handle) |
| 8922 | goto out; |
| 8923 | pr_info("\texpander(0x%016llx): handle changed" \ |
| 8924 | " from(0x%04x) to (0x%04x)!!!\n", |
| 8925 | (unsigned long long)sas_expander->sas_address, |
| 8926 | sas_expander->handle, handle); |
| 8927 | sas_expander->handle = handle; |
| 8928 | for (i = 0 ; i < sas_expander->num_phys ; i++) |
| 8929 | sas_expander->phy[i].handle = handle; |
| 8930 | goto out; |
| 8931 | } |
| 8932 | out: |
| 8933 | spin_unlock_irqrestore(&ioc->sas_node_lock, flags); |
| 8934 | } |
| 8935 | |
| 8936 | /** |
| 8937 | * _scsih_search_responding_expanders - |
| 8938 | * @ioc: per adapter object |
| 8939 | * |
| 8940 | * After host reset, find out whether devices are still responding. |
| 8941 | * If not remove. |
| 8942 | */ |
| 8943 | static void |
| 8944 | _scsih_search_responding_expanders(struct MPT3SAS_ADAPTER *ioc) |
| 8945 | { |
| 8946 | Mpi2ExpanderPage0_t expander_pg0; |
| 8947 | Mpi2ConfigReply_t mpi_reply; |
| 8948 | u16 ioc_status; |
| 8949 | u64 sas_address; |
| 8950 | u16 handle; |
| 8951 | |
| 8952 | ioc_info(ioc, "search for expanders: start\n"); |
| 8953 | |
| 8954 | if (list_empty(&ioc->sas_expander_list)) |
| 8955 | goto out; |
| 8956 | |
| 8957 | handle = 0xFFFF; |
| 8958 | while (!(mpt3sas_config_get_expander_pg0(ioc, &mpi_reply, &expander_pg0, |
| 8959 | MPI2_SAS_EXPAND_PGAD_FORM_GET_NEXT_HNDL, handle))) { |
| 8960 | |
| 8961 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & |
| 8962 | MPI2_IOCSTATUS_MASK; |
| 8963 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) |
| 8964 | break; |
| 8965 | |
| 8966 | handle = le16_to_cpu(expander_pg0.DevHandle); |
| 8967 | sas_address = le64_to_cpu(expander_pg0.SASAddress); |
| 8968 | pr_info("\texpander present: handle(0x%04x), sas_addr(0x%016llx)\n", |
| 8969 | handle, |
| 8970 | (unsigned long long)sas_address); |
| 8971 | _scsih_mark_responding_expander(ioc, &expander_pg0); |
| 8972 | } |
| 8973 | |
| 8974 | out: |
| 8975 | ioc_info(ioc, "search for expanders: complete\n"); |
| 8976 | } |
| 8977 | |
| 8978 | /** |
| 8979 | * _scsih_remove_unresponding_devices - removing unresponding devices |
| 8980 | * @ioc: per adapter object |
| 8981 | */ |
| 8982 | static void |
| 8983 | _scsih_remove_unresponding_devices(struct MPT3SAS_ADAPTER *ioc) |
| 8984 | { |
| 8985 | struct _sas_device *sas_device, *sas_device_next; |
| 8986 | struct _sas_node *sas_expander, *sas_expander_next; |
| 8987 | struct _raid_device *raid_device, *raid_device_next; |
| 8988 | struct _pcie_device *pcie_device, *pcie_device_next; |
| 8989 | struct list_head tmp_list; |
| 8990 | unsigned long flags; |
| 8991 | LIST_HEAD(head); |
| 8992 | |
| 8993 | ioc_info(ioc, "removing unresponding devices: start\n"); |
| 8994 | |
| 8995 | /* removing unresponding end devices */ |
| 8996 | ioc_info(ioc, "removing unresponding devices: end-devices\n"); |
| 8997 | /* |
| 8998 | * Iterate, pulling off devices marked as non-responding. We become the |
| 8999 | * owner for the reference the list had on any object we prune. |
| 9000 | */ |
| 9001 | spin_lock_irqsave(&ioc->sas_device_lock, flags); |
| 9002 | list_for_each_entry_safe(sas_device, sas_device_next, |
| 9003 | &ioc->sas_device_list, list) { |
| 9004 | if (!sas_device->responding) |
| 9005 | list_move_tail(&sas_device->list, &head); |
| 9006 | else |
| 9007 | sas_device->responding = 0; |
| 9008 | } |
| 9009 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
| 9010 | |
| 9011 | /* |
| 9012 | * Now, uninitialize and remove the unresponding devices we pruned. |
| 9013 | */ |
| 9014 | list_for_each_entry_safe(sas_device, sas_device_next, &head, list) { |
| 9015 | _scsih_remove_device(ioc, sas_device); |
| 9016 | list_del_init(&sas_device->list); |
| 9017 | sas_device_put(sas_device); |
| 9018 | } |
| 9019 | |
| 9020 | ioc_info(ioc, "Removing unresponding devices: pcie end-devices\n"); |
| 9021 | INIT_LIST_HEAD(&head); |
| 9022 | spin_lock_irqsave(&ioc->pcie_device_lock, flags); |
| 9023 | list_for_each_entry_safe(pcie_device, pcie_device_next, |
| 9024 | &ioc->pcie_device_list, list) { |
| 9025 | if (!pcie_device->responding) |
| 9026 | list_move_tail(&pcie_device->list, &head); |
| 9027 | else |
| 9028 | pcie_device->responding = 0; |
| 9029 | } |
| 9030 | spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); |
| 9031 | |
| 9032 | list_for_each_entry_safe(pcie_device, pcie_device_next, &head, list) { |
| 9033 | _scsih_pcie_device_remove_from_sml(ioc, pcie_device); |
| 9034 | list_del_init(&pcie_device->list); |
| 9035 | pcie_device_put(pcie_device); |
| 9036 | } |
| 9037 | |
| 9038 | /* removing unresponding volumes */ |
| 9039 | if (ioc->ir_firmware) { |
| 9040 | ioc_info(ioc, "removing unresponding devices: volumes\n"); |
| 9041 | list_for_each_entry_safe(raid_device, raid_device_next, |
| 9042 | &ioc->raid_device_list, list) { |
| 9043 | if (!raid_device->responding) |
| 9044 | _scsih_sas_volume_delete(ioc, |
| 9045 | raid_device->handle); |
| 9046 | else |
| 9047 | raid_device->responding = 0; |
| 9048 | } |
| 9049 | } |
| 9050 | |
| 9051 | /* removing unresponding expanders */ |
| 9052 | ioc_info(ioc, "removing unresponding devices: expanders\n"); |
| 9053 | spin_lock_irqsave(&ioc->sas_node_lock, flags); |
| 9054 | INIT_LIST_HEAD(&tmp_list); |
| 9055 | list_for_each_entry_safe(sas_expander, sas_expander_next, |
| 9056 | &ioc->sas_expander_list, list) { |
| 9057 | if (!sas_expander->responding) |
| 9058 | list_move_tail(&sas_expander->list, &tmp_list); |
| 9059 | else |
| 9060 | sas_expander->responding = 0; |
| 9061 | } |
| 9062 | spin_unlock_irqrestore(&ioc->sas_node_lock, flags); |
| 9063 | list_for_each_entry_safe(sas_expander, sas_expander_next, &tmp_list, |
| 9064 | list) { |
| 9065 | _scsih_expander_node_remove(ioc, sas_expander); |
| 9066 | } |
| 9067 | |
| 9068 | ioc_info(ioc, "removing unresponding devices: complete\n"); |
| 9069 | |
| 9070 | /* unblock devices */ |
| 9071 | _scsih_ublock_io_all_device(ioc); |
| 9072 | } |
| 9073 | |
| 9074 | static void |
| 9075 | _scsih_refresh_expander_links(struct MPT3SAS_ADAPTER *ioc, |
| 9076 | struct _sas_node *sas_expander, u16 handle) |
| 9077 | { |
| 9078 | Mpi2ExpanderPage1_t expander_pg1; |
| 9079 | Mpi2ConfigReply_t mpi_reply; |
| 9080 | int i; |
| 9081 | |
| 9082 | for (i = 0 ; i < sas_expander->num_phys ; i++) { |
| 9083 | if ((mpt3sas_config_get_expander_pg1(ioc, &mpi_reply, |
| 9084 | &expander_pg1, i, handle))) { |
| 9085 | ioc_err(ioc, "failure at %s:%d/%s()!\n", |
| 9086 | __FILE__, __LINE__, __func__); |
| 9087 | return; |
| 9088 | } |
| 9089 | |
| 9090 | mpt3sas_transport_update_links(ioc, sas_expander->sas_address, |
| 9091 | le16_to_cpu(expander_pg1.AttachedDevHandle), i, |
| 9092 | expander_pg1.NegotiatedLinkRate >> 4); |
| 9093 | } |
| 9094 | } |
| 9095 | |
| 9096 | /** |
| 9097 | * _scsih_scan_for_devices_after_reset - scan for devices after host reset |
| 9098 | * @ioc: per adapter object |
| 9099 | */ |
| 9100 | static void |
| 9101 | _scsih_scan_for_devices_after_reset(struct MPT3SAS_ADAPTER *ioc) |
| 9102 | { |
| 9103 | Mpi2ExpanderPage0_t expander_pg0; |
| 9104 | Mpi2SasDevicePage0_t sas_device_pg0; |
| 9105 | Mpi26PCIeDevicePage0_t pcie_device_pg0; |
| 9106 | Mpi2RaidVolPage1_t volume_pg1; |
| 9107 | Mpi2RaidVolPage0_t volume_pg0; |
| 9108 | Mpi2RaidPhysDiskPage0_t pd_pg0; |
| 9109 | Mpi2EventIrConfigElement_t element; |
| 9110 | Mpi2ConfigReply_t mpi_reply; |
| 9111 | u8 phys_disk_num; |
| 9112 | u16 ioc_status; |
| 9113 | u16 handle, parent_handle; |
| 9114 | u64 sas_address; |
| 9115 | struct _sas_device *sas_device; |
| 9116 | struct _pcie_device *pcie_device; |
| 9117 | struct _sas_node *expander_device; |
| 9118 | static struct _raid_device *raid_device; |
| 9119 | u8 retry_count; |
| 9120 | unsigned long flags; |
| 9121 | |
| 9122 | ioc_info(ioc, "scan devices: start\n"); |
| 9123 | |
| 9124 | _scsih_sas_host_refresh(ioc); |
| 9125 | |
| 9126 | ioc_info(ioc, "\tscan devices: expanders start\n"); |
| 9127 | |
| 9128 | /* expanders */ |
| 9129 | handle = 0xFFFF; |
| 9130 | while (!(mpt3sas_config_get_expander_pg0(ioc, &mpi_reply, &expander_pg0, |
| 9131 | MPI2_SAS_EXPAND_PGAD_FORM_GET_NEXT_HNDL, handle))) { |
| 9132 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & |
| 9133 | MPI2_IOCSTATUS_MASK; |
| 9134 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { |
| 9135 | ioc_info(ioc, "\tbreak from expander scan: ioc_status(0x%04x), loginfo(0x%08x)\n", |
| 9136 | ioc_status, le32_to_cpu(mpi_reply.IOCLogInfo)); |
| 9137 | break; |
| 9138 | } |
| 9139 | handle = le16_to_cpu(expander_pg0.DevHandle); |
| 9140 | spin_lock_irqsave(&ioc->sas_node_lock, flags); |
| 9141 | expander_device = mpt3sas_scsih_expander_find_by_sas_address( |
| 9142 | ioc, le64_to_cpu(expander_pg0.SASAddress)); |
| 9143 | spin_unlock_irqrestore(&ioc->sas_node_lock, flags); |
| 9144 | if (expander_device) |
| 9145 | _scsih_refresh_expander_links(ioc, expander_device, |
| 9146 | handle); |
| 9147 | else { |
| 9148 | ioc_info(ioc, "\tBEFORE adding expander: handle (0x%04x), sas_addr(0x%016llx)\n", |
| 9149 | handle, |
| 9150 | (u64)le64_to_cpu(expander_pg0.SASAddress)); |
| 9151 | _scsih_expander_add(ioc, handle); |
| 9152 | ioc_info(ioc, "\tAFTER adding expander: handle (0x%04x), sas_addr(0x%016llx)\n", |
| 9153 | handle, |
| 9154 | (u64)le64_to_cpu(expander_pg0.SASAddress)); |
| 9155 | } |
| 9156 | } |
| 9157 | |
| 9158 | ioc_info(ioc, "\tscan devices: expanders complete\n"); |
| 9159 | |
| 9160 | if (!ioc->ir_firmware) |
| 9161 | goto skip_to_sas; |
| 9162 | |
| 9163 | ioc_info(ioc, "\tscan devices: phys disk start\n"); |
| 9164 | |
| 9165 | /* phys disk */ |
| 9166 | phys_disk_num = 0xFF; |
| 9167 | while (!(mpt3sas_config_get_phys_disk_pg0(ioc, &mpi_reply, |
| 9168 | &pd_pg0, MPI2_PHYSDISK_PGAD_FORM_GET_NEXT_PHYSDISKNUM, |
| 9169 | phys_disk_num))) { |
| 9170 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & |
| 9171 | MPI2_IOCSTATUS_MASK; |
| 9172 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { |
| 9173 | ioc_info(ioc, "\tbreak from phys disk scan: ioc_status(0x%04x), loginfo(0x%08x)\n", |
| 9174 | ioc_status, le32_to_cpu(mpi_reply.IOCLogInfo)); |
| 9175 | break; |
| 9176 | } |
| 9177 | phys_disk_num = pd_pg0.PhysDiskNum; |
| 9178 | handle = le16_to_cpu(pd_pg0.DevHandle); |
| 9179 | sas_device = mpt3sas_get_sdev_by_handle(ioc, handle); |
| 9180 | if (sas_device) { |
| 9181 | sas_device_put(sas_device); |
| 9182 | continue; |
| 9183 | } |
| 9184 | if (mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, |
| 9185 | &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, |
| 9186 | handle) != 0) |
| 9187 | continue; |
| 9188 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & |
| 9189 | MPI2_IOCSTATUS_MASK; |
| 9190 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { |
| 9191 | ioc_info(ioc, "\tbreak from phys disk scan ioc_status(0x%04x), loginfo(0x%08x)\n", |
| 9192 | ioc_status, le32_to_cpu(mpi_reply.IOCLogInfo)); |
| 9193 | break; |
| 9194 | } |
| 9195 | parent_handle = le16_to_cpu(sas_device_pg0.ParentDevHandle); |
| 9196 | if (!_scsih_get_sas_address(ioc, parent_handle, |
| 9197 | &sas_address)) { |
| 9198 | ioc_info(ioc, "\tBEFORE adding phys disk: handle (0x%04x), sas_addr(0x%016llx)\n", |
| 9199 | handle, |
| 9200 | (u64)le64_to_cpu(sas_device_pg0.SASAddress)); |
| 9201 | mpt3sas_transport_update_links(ioc, sas_address, |
| 9202 | handle, sas_device_pg0.PhyNum, |
| 9203 | MPI2_SAS_NEG_LINK_RATE_1_5); |
| 9204 | set_bit(handle, ioc->pd_handles); |
| 9205 | retry_count = 0; |
| 9206 | /* This will retry adding the end device. |
| 9207 | * _scsih_add_device() will decide on retries and |
| 9208 | * return "1" when it should be retried |
| 9209 | */ |
| 9210 | while (_scsih_add_device(ioc, handle, retry_count++, |
| 9211 | 1)) { |
| 9212 | ssleep(1); |
| 9213 | } |
| 9214 | ioc_info(ioc, "\tAFTER adding phys disk: handle (0x%04x), sas_addr(0x%016llx)\n", |
| 9215 | handle, |
| 9216 | (u64)le64_to_cpu(sas_device_pg0.SASAddress)); |
| 9217 | } |
| 9218 | } |
| 9219 | |
| 9220 | ioc_info(ioc, "\tscan devices: phys disk complete\n"); |
| 9221 | |
| 9222 | ioc_info(ioc, "\tscan devices: volumes start\n"); |
| 9223 | |
| 9224 | /* volumes */ |
| 9225 | handle = 0xFFFF; |
| 9226 | while (!(mpt3sas_config_get_raid_volume_pg1(ioc, &mpi_reply, |
| 9227 | &volume_pg1, MPI2_RAID_VOLUME_PGAD_FORM_GET_NEXT_HANDLE, handle))) { |
| 9228 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & |
| 9229 | MPI2_IOCSTATUS_MASK; |
| 9230 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { |
| 9231 | ioc_info(ioc, "\tbreak from volume scan: ioc_status(0x%04x), loginfo(0x%08x)\n", |
| 9232 | ioc_status, le32_to_cpu(mpi_reply.IOCLogInfo)); |
| 9233 | break; |
| 9234 | } |
| 9235 | handle = le16_to_cpu(volume_pg1.DevHandle); |
| 9236 | spin_lock_irqsave(&ioc->raid_device_lock, flags); |
| 9237 | raid_device = _scsih_raid_device_find_by_wwid(ioc, |
| 9238 | le64_to_cpu(volume_pg1.WWID)); |
| 9239 | spin_unlock_irqrestore(&ioc->raid_device_lock, flags); |
| 9240 | if (raid_device) |
| 9241 | continue; |
| 9242 | if (mpt3sas_config_get_raid_volume_pg0(ioc, &mpi_reply, |
| 9243 | &volume_pg0, MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, handle, |
| 9244 | sizeof(Mpi2RaidVolPage0_t))) |
| 9245 | continue; |
| 9246 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & |
| 9247 | MPI2_IOCSTATUS_MASK; |
| 9248 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { |
| 9249 | ioc_info(ioc, "\tbreak from volume scan: ioc_status(0x%04x), loginfo(0x%08x)\n", |
| 9250 | ioc_status, le32_to_cpu(mpi_reply.IOCLogInfo)); |
| 9251 | break; |
| 9252 | } |
| 9253 | if (volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_OPTIMAL || |
| 9254 | volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_ONLINE || |
| 9255 | volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_DEGRADED) { |
| 9256 | memset(&element, 0, sizeof(Mpi2EventIrConfigElement_t)); |
| 9257 | element.ReasonCode = MPI2_EVENT_IR_CHANGE_RC_ADDED; |
| 9258 | element.VolDevHandle = volume_pg1.DevHandle; |
| 9259 | ioc_info(ioc, "\tBEFORE adding volume: handle (0x%04x)\n", |
| 9260 | volume_pg1.DevHandle); |
| 9261 | _scsih_sas_volume_add(ioc, &element); |
| 9262 | ioc_info(ioc, "\tAFTER adding volume: handle (0x%04x)\n", |
| 9263 | volume_pg1.DevHandle); |
| 9264 | } |
| 9265 | } |
| 9266 | |
| 9267 | ioc_info(ioc, "\tscan devices: volumes complete\n"); |
| 9268 | |
| 9269 | skip_to_sas: |
| 9270 | |
| 9271 | ioc_info(ioc, "\tscan devices: end devices start\n"); |
| 9272 | |
| 9273 | /* sas devices */ |
| 9274 | handle = 0xFFFF; |
| 9275 | while (!(mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, |
| 9276 | &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_GET_NEXT_HANDLE, |
| 9277 | handle))) { |
| 9278 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & |
| 9279 | MPI2_IOCSTATUS_MASK; |
| 9280 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { |
| 9281 | ioc_info(ioc, "\tbreak from end device scan: ioc_status(0x%04x), loginfo(0x%08x)\n", |
| 9282 | ioc_status, le32_to_cpu(mpi_reply.IOCLogInfo)); |
| 9283 | break; |
| 9284 | } |
| 9285 | handle = le16_to_cpu(sas_device_pg0.DevHandle); |
| 9286 | if (!(_scsih_is_end_device( |
| 9287 | le32_to_cpu(sas_device_pg0.DeviceInfo)))) |
| 9288 | continue; |
| 9289 | sas_device = mpt3sas_get_sdev_by_addr(ioc, |
| 9290 | le64_to_cpu(sas_device_pg0.SASAddress)); |
| 9291 | if (sas_device) { |
| 9292 | sas_device_put(sas_device); |
| 9293 | continue; |
| 9294 | } |
| 9295 | parent_handle = le16_to_cpu(sas_device_pg0.ParentDevHandle); |
| 9296 | if (!_scsih_get_sas_address(ioc, parent_handle, &sas_address)) { |
| 9297 | ioc_info(ioc, "\tBEFORE adding end device: handle (0x%04x), sas_addr(0x%016llx)\n", |
| 9298 | handle, |
| 9299 | (u64)le64_to_cpu(sas_device_pg0.SASAddress)); |
| 9300 | mpt3sas_transport_update_links(ioc, sas_address, handle, |
| 9301 | sas_device_pg0.PhyNum, MPI2_SAS_NEG_LINK_RATE_1_5); |
| 9302 | retry_count = 0; |
| 9303 | /* This will retry adding the end device. |
| 9304 | * _scsih_add_device() will decide on retries and |
| 9305 | * return "1" when it should be retried |
| 9306 | */ |
| 9307 | while (_scsih_add_device(ioc, handle, retry_count++, |
| 9308 | 0)) { |
| 9309 | ssleep(1); |
| 9310 | } |
| 9311 | ioc_info(ioc, "\tAFTER adding end device: handle (0x%04x), sas_addr(0x%016llx)\n", |
| 9312 | handle, |
| 9313 | (u64)le64_to_cpu(sas_device_pg0.SASAddress)); |
| 9314 | } |
| 9315 | } |
| 9316 | ioc_info(ioc, "\tscan devices: end devices complete\n"); |
| 9317 | ioc_info(ioc, "\tscan devices: pcie end devices start\n"); |
| 9318 | |
| 9319 | /* pcie devices */ |
| 9320 | handle = 0xFFFF; |
| 9321 | while (!(mpt3sas_config_get_pcie_device_pg0(ioc, &mpi_reply, |
| 9322 | &pcie_device_pg0, MPI26_PCIE_DEVICE_PGAD_FORM_GET_NEXT_HANDLE, |
| 9323 | handle))) { |
| 9324 | ioc_status = le16_to_cpu(mpi_reply.IOCStatus) |
| 9325 | & MPI2_IOCSTATUS_MASK; |
| 9326 | if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { |
| 9327 | ioc_info(ioc, "\tbreak from pcie end device scan: ioc_status(0x%04x), loginfo(0x%08x)\n", |
| 9328 | ioc_status, le32_to_cpu(mpi_reply.IOCLogInfo)); |
| 9329 | break; |
| 9330 | } |
| 9331 | handle = le16_to_cpu(pcie_device_pg0.DevHandle); |
| 9332 | if (!(_scsih_is_nvme_pciescsi_device( |
| 9333 | le32_to_cpu(pcie_device_pg0.DeviceInfo)))) |
| 9334 | continue; |
| 9335 | pcie_device = mpt3sas_get_pdev_by_wwid(ioc, |
| 9336 | le64_to_cpu(pcie_device_pg0.WWID)); |
| 9337 | if (pcie_device) { |
| 9338 | pcie_device_put(pcie_device); |
| 9339 | continue; |
| 9340 | } |
| 9341 | retry_count = 0; |
| 9342 | parent_handle = le16_to_cpu(pcie_device_pg0.ParentDevHandle); |
| 9343 | _scsih_pcie_add_device(ioc, handle); |
| 9344 | |
| 9345 | ioc_info(ioc, "\tAFTER adding pcie end device: handle (0x%04x), wwid(0x%016llx)\n", |
| 9346 | handle, (u64)le64_to_cpu(pcie_device_pg0.WWID)); |
| 9347 | } |
| 9348 | ioc_info(ioc, "\tpcie devices: pcie end devices complete\n"); |
| 9349 | ioc_info(ioc, "scan devices: complete\n"); |
| 9350 | } |
| 9351 | |
| 9352 | /** |
| 9353 | * mpt3sas_scsih_reset_handler - reset callback handler (for scsih) |
| 9354 | * @ioc: per adapter object |
| 9355 | * |
| 9356 | * The handler for doing any required cleanup or initialization. |
| 9357 | */ |
| 9358 | void mpt3sas_scsih_pre_reset_handler(struct MPT3SAS_ADAPTER *ioc) |
| 9359 | { |
| 9360 | dtmprintk(ioc, ioc_info(ioc, "%s: MPT3_IOC_PRE_RESET\n", __func__)); |
| 9361 | } |
| 9362 | |
| 9363 | /** |
| 9364 | * mpt3sas_scsih_clear_outstanding_scsi_tm_commands - clears outstanding |
| 9365 | * scsi & tm cmds. |
| 9366 | * @ioc: per adapter object |
| 9367 | * |
| 9368 | * The handler for doing any required cleanup or initialization. |
| 9369 | */ |
| 9370 | void |
| 9371 | mpt3sas_scsih_clear_outstanding_scsi_tm_commands(struct MPT3SAS_ADAPTER *ioc) |
| 9372 | { |
| 9373 | dtmprintk(ioc, |
| 9374 | ioc_info(ioc, "%s: clear outstanding scsi & tm cmds\n", __func__)); |
| 9375 | if (ioc->scsih_cmds.status & MPT3_CMD_PENDING) { |
| 9376 | ioc->scsih_cmds.status |= MPT3_CMD_RESET; |
| 9377 | mpt3sas_base_free_smid(ioc, ioc->scsih_cmds.smid); |
| 9378 | complete(&ioc->scsih_cmds.done); |
| 9379 | } |
| 9380 | if (ioc->tm_cmds.status & MPT3_CMD_PENDING) { |
| 9381 | ioc->tm_cmds.status |= MPT3_CMD_RESET; |
| 9382 | mpt3sas_base_free_smid(ioc, ioc->tm_cmds.smid); |
| 9383 | complete(&ioc->tm_cmds.done); |
| 9384 | } |
| 9385 | |
| 9386 | memset(ioc->pend_os_device_add, 0, ioc->pend_os_device_add_sz); |
| 9387 | memset(ioc->device_remove_in_progress, 0, |
| 9388 | ioc->device_remove_in_progress_sz); |
| 9389 | _scsih_fw_event_cleanup_queue(ioc); |
| 9390 | _scsih_flush_running_cmds(ioc); |
| 9391 | } |
| 9392 | |
| 9393 | /** |
| 9394 | * mpt3sas_scsih_reset_handler - reset callback handler (for scsih) |
| 9395 | * @ioc: per adapter object |
| 9396 | * |
| 9397 | * The handler for doing any required cleanup or initialization. |
| 9398 | */ |
| 9399 | void |
| 9400 | mpt3sas_scsih_reset_done_handler(struct MPT3SAS_ADAPTER *ioc) |
| 9401 | { |
| 9402 | dtmprintk(ioc, ioc_info(ioc, "%s: MPT3_IOC_DONE_RESET\n", __func__)); |
| 9403 | if ((!ioc->is_driver_loading) && !(disable_discovery > 0 && |
| 9404 | !ioc->sas_hba.num_phys)) { |
| 9405 | _scsih_prep_device_scan(ioc); |
| 9406 | _scsih_create_enclosure_list_after_reset(ioc); |
| 9407 | _scsih_search_responding_sas_devices(ioc); |
| 9408 | _scsih_search_responding_pcie_devices(ioc); |
| 9409 | _scsih_search_responding_raid_devices(ioc); |
| 9410 | _scsih_search_responding_expanders(ioc); |
| 9411 | _scsih_error_recovery_delete_devices(ioc); |
| 9412 | } |
| 9413 | } |
| 9414 | |
| 9415 | /** |
| 9416 | * _mpt3sas_fw_work - delayed task for processing firmware events |
| 9417 | * @ioc: per adapter object |
| 9418 | * @fw_event: The fw_event_work object |
| 9419 | * Context: user. |
| 9420 | */ |
| 9421 | static void |
| 9422 | _mpt3sas_fw_work(struct MPT3SAS_ADAPTER *ioc, struct fw_event_work *fw_event) |
| 9423 | { |
| 9424 | _scsih_fw_event_del_from_list(ioc, fw_event); |
| 9425 | |
| 9426 | /* the queue is being flushed so ignore this event */ |
| 9427 | if (ioc->remove_host || ioc->pci_error_recovery) { |
| 9428 | fw_event_work_put(fw_event); |
| 9429 | return; |
| 9430 | } |
| 9431 | |
| 9432 | switch (fw_event->event) { |
| 9433 | case MPT3SAS_PROCESS_TRIGGER_DIAG: |
| 9434 | mpt3sas_process_trigger_data(ioc, |
| 9435 | (struct SL_WH_TRIGGERS_EVENT_DATA_T *) |
| 9436 | fw_event->event_data); |
| 9437 | break; |
| 9438 | case MPT3SAS_REMOVE_UNRESPONDING_DEVICES: |
| 9439 | while (scsi_host_in_recovery(ioc->shost) || |
| 9440 | ioc->shost_recovery) { |
| 9441 | /* |
| 9442 | * If we're unloading, bail. Otherwise, this can become |
| 9443 | * an infinite loop. |
| 9444 | */ |
| 9445 | if (ioc->remove_host) |
| 9446 | goto out; |
| 9447 | ssleep(1); |
| 9448 | } |
| 9449 | _scsih_remove_unresponding_devices(ioc); |
| 9450 | _scsih_scan_for_devices_after_reset(ioc); |
| 9451 | _scsih_set_nvme_max_shutdown_latency(ioc); |
| 9452 | break; |
| 9453 | case MPT3SAS_PORT_ENABLE_COMPLETE: |
| 9454 | ioc->start_scan = 0; |
| 9455 | if (missing_delay[0] != -1 && missing_delay[1] != -1) |
| 9456 | mpt3sas_base_update_missing_delay(ioc, missing_delay[0], |
| 9457 | missing_delay[1]); |
| 9458 | dewtprintk(ioc, |
| 9459 | ioc_info(ioc, "port enable: complete from worker thread\n")); |
| 9460 | break; |
| 9461 | case MPT3SAS_TURN_ON_PFA_LED: |
| 9462 | _scsih_turn_on_pfa_led(ioc, fw_event->device_handle); |
| 9463 | break; |
| 9464 | case MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST: |
| 9465 | _scsih_sas_topology_change_event(ioc, fw_event); |
| 9466 | break; |
| 9467 | case MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE: |
| 9468 | if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) |
| 9469 | _scsih_sas_device_status_change_event_debug(ioc, |
| 9470 | (Mpi2EventDataSasDeviceStatusChange_t *) |
| 9471 | fw_event->event_data); |
| 9472 | break; |
| 9473 | case MPI2_EVENT_SAS_DISCOVERY: |
| 9474 | _scsih_sas_discovery_event(ioc, fw_event); |
| 9475 | break; |
| 9476 | case MPI2_EVENT_SAS_DEVICE_DISCOVERY_ERROR: |
| 9477 | _scsih_sas_device_discovery_error_event(ioc, fw_event); |
| 9478 | break; |
| 9479 | case MPI2_EVENT_SAS_BROADCAST_PRIMITIVE: |
| 9480 | _scsih_sas_broadcast_primitive_event(ioc, fw_event); |
| 9481 | break; |
| 9482 | case MPI2_EVENT_SAS_ENCL_DEVICE_STATUS_CHANGE: |
| 9483 | _scsih_sas_enclosure_dev_status_change_event(ioc, |
| 9484 | fw_event); |
| 9485 | break; |
| 9486 | case MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST: |
| 9487 | _scsih_sas_ir_config_change_event(ioc, fw_event); |
| 9488 | break; |
| 9489 | case MPI2_EVENT_IR_VOLUME: |
| 9490 | _scsih_sas_ir_volume_event(ioc, fw_event); |
| 9491 | break; |
| 9492 | case MPI2_EVENT_IR_PHYSICAL_DISK: |
| 9493 | _scsih_sas_ir_physical_disk_event(ioc, fw_event); |
| 9494 | break; |
| 9495 | case MPI2_EVENT_IR_OPERATION_STATUS: |
| 9496 | _scsih_sas_ir_operation_status_event(ioc, fw_event); |
| 9497 | break; |
| 9498 | case MPI2_EVENT_PCIE_DEVICE_STATUS_CHANGE: |
| 9499 | _scsih_pcie_device_status_change_event(ioc, fw_event); |
| 9500 | break; |
| 9501 | case MPI2_EVENT_PCIE_ENUMERATION: |
| 9502 | _scsih_pcie_enumeration_event(ioc, fw_event); |
| 9503 | break; |
| 9504 | case MPI2_EVENT_PCIE_TOPOLOGY_CHANGE_LIST: |
| 9505 | _scsih_pcie_topology_change_event(ioc, fw_event); |
| 9506 | return; |
| 9507 | break; |
| 9508 | } |
| 9509 | out: |
| 9510 | fw_event_work_put(fw_event); |
| 9511 | } |
| 9512 | |
| 9513 | /** |
| 9514 | * _firmware_event_work |
| 9515 | * @work: The fw_event_work object |
| 9516 | * Context: user. |
| 9517 | * |
| 9518 | * wrappers for the work thread handling firmware events |
| 9519 | */ |
| 9520 | |
| 9521 | static void |
| 9522 | _firmware_event_work(struct work_struct *work) |
| 9523 | { |
| 9524 | struct fw_event_work *fw_event = container_of(work, |
| 9525 | struct fw_event_work, work); |
| 9526 | |
| 9527 | _mpt3sas_fw_work(fw_event->ioc, fw_event); |
| 9528 | } |
| 9529 | |
| 9530 | /** |
| 9531 | * mpt3sas_scsih_event_callback - firmware event handler (called at ISR time) |
| 9532 | * @ioc: per adapter object |
| 9533 | * @msix_index: MSIX table index supplied by the OS |
| 9534 | * @reply: reply message frame(lower 32bit addr) |
| 9535 | * Context: interrupt. |
| 9536 | * |
| 9537 | * This function merely adds a new work task into ioc->firmware_event_thread. |
| 9538 | * The tasks are worked from _firmware_event_work in user context. |
| 9539 | * |
| 9540 | * Return: 1 meaning mf should be freed from _base_interrupt |
| 9541 | * 0 means the mf is freed from this function. |
| 9542 | */ |
| 9543 | u8 |
| 9544 | mpt3sas_scsih_event_callback(struct MPT3SAS_ADAPTER *ioc, u8 msix_index, |
| 9545 | u32 reply) |
| 9546 | { |
| 9547 | struct fw_event_work *fw_event; |
| 9548 | Mpi2EventNotificationReply_t *mpi_reply; |
| 9549 | u16 event; |
| 9550 | u16 sz; |
| 9551 | Mpi26EventDataActiveCableExcept_t *ActiveCableEventData; |
| 9552 | |
| 9553 | /* events turned off due to host reset */ |
| 9554 | if (ioc->pci_error_recovery) |
| 9555 | return 1; |
| 9556 | |
| 9557 | mpi_reply = mpt3sas_base_get_reply_virt_addr(ioc, reply); |
| 9558 | |
| 9559 | if (unlikely(!mpi_reply)) { |
| 9560 | ioc_err(ioc, "mpi_reply not valid at %s:%d/%s()!\n", |
| 9561 | __FILE__, __LINE__, __func__); |
| 9562 | return 1; |
| 9563 | } |
| 9564 | |
| 9565 | event = le16_to_cpu(mpi_reply->Event); |
| 9566 | |
| 9567 | if (event != MPI2_EVENT_LOG_ENTRY_ADDED) |
| 9568 | mpt3sas_trigger_event(ioc, event, 0); |
| 9569 | |
| 9570 | switch (event) { |
| 9571 | /* handle these */ |
| 9572 | case MPI2_EVENT_SAS_BROADCAST_PRIMITIVE: |
| 9573 | { |
| 9574 | Mpi2EventDataSasBroadcastPrimitive_t *baen_data = |
| 9575 | (Mpi2EventDataSasBroadcastPrimitive_t *) |
| 9576 | mpi_reply->EventData; |
| 9577 | |
| 9578 | if (baen_data->Primitive != |
| 9579 | MPI2_EVENT_PRIMITIVE_ASYNCHRONOUS_EVENT) |
| 9580 | return 1; |
| 9581 | |
| 9582 | if (ioc->broadcast_aen_busy) { |
| 9583 | ioc->broadcast_aen_pending++; |
| 9584 | return 1; |
| 9585 | } else |
| 9586 | ioc->broadcast_aen_busy = 1; |
| 9587 | break; |
| 9588 | } |
| 9589 | |
| 9590 | case MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST: |
| 9591 | _scsih_check_topo_delete_events(ioc, |
| 9592 | (Mpi2EventDataSasTopologyChangeList_t *) |
| 9593 | mpi_reply->EventData); |
| 9594 | break; |
| 9595 | case MPI2_EVENT_PCIE_TOPOLOGY_CHANGE_LIST: |
| 9596 | _scsih_check_pcie_topo_remove_events(ioc, |
| 9597 | (Mpi26EventDataPCIeTopologyChangeList_t *) |
| 9598 | mpi_reply->EventData); |
| 9599 | break; |
| 9600 | case MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST: |
| 9601 | _scsih_check_ir_config_unhide_events(ioc, |
| 9602 | (Mpi2EventDataIrConfigChangeList_t *) |
| 9603 | mpi_reply->EventData); |
| 9604 | break; |
| 9605 | case MPI2_EVENT_IR_VOLUME: |
| 9606 | _scsih_check_volume_delete_events(ioc, |
| 9607 | (Mpi2EventDataIrVolume_t *) |
| 9608 | mpi_reply->EventData); |
| 9609 | break; |
| 9610 | case MPI2_EVENT_LOG_ENTRY_ADDED: |
| 9611 | { |
| 9612 | Mpi2EventDataLogEntryAdded_t *log_entry; |
| 9613 | u32 *log_code; |
| 9614 | |
| 9615 | if (!ioc->is_warpdrive) |
| 9616 | break; |
| 9617 | |
| 9618 | log_entry = (Mpi2EventDataLogEntryAdded_t *) |
| 9619 | mpi_reply->EventData; |
| 9620 | log_code = (u32 *)log_entry->LogData; |
| 9621 | |
| 9622 | if (le16_to_cpu(log_entry->LogEntryQualifier) |
| 9623 | != MPT2_WARPDRIVE_LOGENTRY) |
| 9624 | break; |
| 9625 | |
| 9626 | switch (le32_to_cpu(*log_code)) { |
| 9627 | case MPT2_WARPDRIVE_LC_SSDT: |
| 9628 | ioc_warn(ioc, "WarpDrive Warning: IO Throttling has occurred in the WarpDrive subsystem. Check WarpDrive documentation for additional details.\n"); |
| 9629 | break; |
| 9630 | case MPT2_WARPDRIVE_LC_SSDLW: |
| 9631 | ioc_warn(ioc, "WarpDrive Warning: Program/Erase Cycles for the WarpDrive subsystem in degraded range. Check WarpDrive documentation for additional details.\n"); |
| 9632 | break; |
| 9633 | case MPT2_WARPDRIVE_LC_SSDLF: |
| 9634 | ioc_err(ioc, "WarpDrive Fatal Error: There are no Program/Erase Cycles for the WarpDrive subsystem. The storage device will be in read-only mode. Check WarpDrive documentation for additional details.\n"); |
| 9635 | break; |
| 9636 | case MPT2_WARPDRIVE_LC_BRMF: |
| 9637 | ioc_err(ioc, "WarpDrive Fatal Error: The Backup Rail Monitor has failed on the WarpDrive subsystem. Check WarpDrive documentation for additional details.\n"); |
| 9638 | break; |
| 9639 | } |
| 9640 | |
| 9641 | break; |
| 9642 | } |
| 9643 | case MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE: |
| 9644 | _scsih_sas_device_status_change_event(ioc, |
| 9645 | (Mpi2EventDataSasDeviceStatusChange_t *) |
| 9646 | mpi_reply->EventData); |
| 9647 | break; |
| 9648 | case MPI2_EVENT_IR_OPERATION_STATUS: |
| 9649 | case MPI2_EVENT_SAS_DISCOVERY: |
| 9650 | case MPI2_EVENT_SAS_DEVICE_DISCOVERY_ERROR: |
| 9651 | case MPI2_EVENT_SAS_ENCL_DEVICE_STATUS_CHANGE: |
| 9652 | case MPI2_EVENT_IR_PHYSICAL_DISK: |
| 9653 | case MPI2_EVENT_PCIE_ENUMERATION: |
| 9654 | case MPI2_EVENT_PCIE_DEVICE_STATUS_CHANGE: |
| 9655 | break; |
| 9656 | |
| 9657 | case MPI2_EVENT_TEMP_THRESHOLD: |
| 9658 | _scsih_temp_threshold_events(ioc, |
| 9659 | (Mpi2EventDataTemperature_t *) |
| 9660 | mpi_reply->EventData); |
| 9661 | break; |
| 9662 | case MPI2_EVENT_ACTIVE_CABLE_EXCEPTION: |
| 9663 | ActiveCableEventData = |
| 9664 | (Mpi26EventDataActiveCableExcept_t *) mpi_reply->EventData; |
| 9665 | switch (ActiveCableEventData->ReasonCode) { |
| 9666 | case MPI26_EVENT_ACTIVE_CABLE_INSUFFICIENT_POWER: |
| 9667 | ioc_notice(ioc, "Currently an active cable with ReceptacleID %d\n", |
| 9668 | ActiveCableEventData->ReceptacleID); |
| 9669 | pr_notice("cannot be powered and devices connected\n"); |
| 9670 | pr_notice("to this active cable will not be seen\n"); |
| 9671 | pr_notice("This active cable requires %d mW of power\n", |
| 9672 | ActiveCableEventData->ActiveCablePowerRequirement); |
| 9673 | break; |
| 9674 | |
| 9675 | case MPI26_EVENT_ACTIVE_CABLE_DEGRADED: |
| 9676 | ioc_notice(ioc, "Currently a cable with ReceptacleID %d\n", |
| 9677 | ActiveCableEventData->ReceptacleID); |
| 9678 | pr_notice( |
| 9679 | "is not running at optimal speed(12 Gb/s rate)\n"); |
| 9680 | break; |
| 9681 | } |
| 9682 | |
| 9683 | break; |
| 9684 | |
| 9685 | default: /* ignore the rest */ |
| 9686 | return 1; |
| 9687 | } |
| 9688 | |
| 9689 | sz = le16_to_cpu(mpi_reply->EventDataLength) * 4; |
| 9690 | fw_event = alloc_fw_event_work(sz); |
| 9691 | if (!fw_event) { |
| 9692 | ioc_err(ioc, "failure at %s:%d/%s()!\n", |
| 9693 | __FILE__, __LINE__, __func__); |
| 9694 | return 1; |
| 9695 | } |
| 9696 | |
| 9697 | memcpy(fw_event->event_data, mpi_reply->EventData, sz); |
| 9698 | fw_event->ioc = ioc; |
| 9699 | fw_event->VF_ID = mpi_reply->VF_ID; |
| 9700 | fw_event->VP_ID = mpi_reply->VP_ID; |
| 9701 | fw_event->event = event; |
| 9702 | _scsih_fw_event_add(ioc, fw_event); |
| 9703 | fw_event_work_put(fw_event); |
| 9704 | return 1; |
| 9705 | } |
| 9706 | |
| 9707 | /** |
| 9708 | * _scsih_expander_node_remove - removing expander device from list. |
| 9709 | * @ioc: per adapter object |
| 9710 | * @sas_expander: the sas_device object |
| 9711 | * |
| 9712 | * Removing object and freeing associated memory from the |
| 9713 | * ioc->sas_expander_list. |
| 9714 | */ |
| 9715 | static void |
| 9716 | _scsih_expander_node_remove(struct MPT3SAS_ADAPTER *ioc, |
| 9717 | struct _sas_node *sas_expander) |
| 9718 | { |
| 9719 | struct _sas_port *mpt3sas_port, *next; |
| 9720 | unsigned long flags; |
| 9721 | |
| 9722 | /* remove sibling ports attached to this expander */ |
| 9723 | list_for_each_entry_safe(mpt3sas_port, next, |
| 9724 | &sas_expander->sas_port_list, port_list) { |
| 9725 | if (ioc->shost_recovery) |
| 9726 | return; |
| 9727 | if (mpt3sas_port->remote_identify.device_type == |
| 9728 | SAS_END_DEVICE) |
| 9729 | mpt3sas_device_remove_by_sas_address(ioc, |
| 9730 | mpt3sas_port->remote_identify.sas_address); |
| 9731 | else if (mpt3sas_port->remote_identify.device_type == |
| 9732 | SAS_EDGE_EXPANDER_DEVICE || |
| 9733 | mpt3sas_port->remote_identify.device_type == |
| 9734 | SAS_FANOUT_EXPANDER_DEVICE) |
| 9735 | mpt3sas_expander_remove(ioc, |
| 9736 | mpt3sas_port->remote_identify.sas_address); |
| 9737 | } |
| 9738 | |
| 9739 | mpt3sas_transport_port_remove(ioc, sas_expander->sas_address, |
| 9740 | sas_expander->sas_address_parent); |
| 9741 | |
| 9742 | ioc_info(ioc, "expander_remove: handle(0x%04x), sas_addr(0x%016llx)\n", |
| 9743 | sas_expander->handle, (unsigned long long) |
| 9744 | sas_expander->sas_address); |
| 9745 | |
| 9746 | spin_lock_irqsave(&ioc->sas_node_lock, flags); |
| 9747 | list_del(&sas_expander->list); |
| 9748 | spin_unlock_irqrestore(&ioc->sas_node_lock, flags); |
| 9749 | |
| 9750 | kfree(sas_expander->phy); |
| 9751 | kfree(sas_expander); |
| 9752 | } |
| 9753 | |
| 9754 | /** |
| 9755 | * _scsih_nvme_shutdown - NVMe shutdown notification |
| 9756 | * @ioc: per adapter object |
| 9757 | * |
| 9758 | * Sending IoUnitControl request with shutdown operation code to alert IOC that |
| 9759 | * the host system is shutting down so that IOC can issue NVMe shutdown to |
| 9760 | * NVMe drives attached to it. |
| 9761 | */ |
| 9762 | static void |
| 9763 | _scsih_nvme_shutdown(struct MPT3SAS_ADAPTER *ioc) |
| 9764 | { |
| 9765 | Mpi26IoUnitControlRequest_t *mpi_request; |
| 9766 | Mpi26IoUnitControlReply_t *mpi_reply; |
| 9767 | u16 smid; |
| 9768 | |
| 9769 | /* are there any NVMe devices ? */ |
| 9770 | if (list_empty(&ioc->pcie_device_list)) |
| 9771 | return; |
| 9772 | |
| 9773 | mutex_lock(&ioc->scsih_cmds.mutex); |
| 9774 | |
| 9775 | if (ioc->scsih_cmds.status != MPT3_CMD_NOT_USED) { |
| 9776 | ioc_err(ioc, "%s: scsih_cmd in use\n", __func__); |
| 9777 | goto out; |
| 9778 | } |
| 9779 | |
| 9780 | ioc->scsih_cmds.status = MPT3_CMD_PENDING; |
| 9781 | |
| 9782 | smid = mpt3sas_base_get_smid(ioc, ioc->scsih_cb_idx); |
| 9783 | if (!smid) { |
| 9784 | ioc_err(ioc, |
| 9785 | "%s: failed obtaining a smid\n", __func__); |
| 9786 | ioc->scsih_cmds.status = MPT3_CMD_NOT_USED; |
| 9787 | goto out; |
| 9788 | } |
| 9789 | |
| 9790 | mpi_request = mpt3sas_base_get_msg_frame(ioc, smid); |
| 9791 | ioc->scsih_cmds.smid = smid; |
| 9792 | memset(mpi_request, 0, sizeof(Mpi26IoUnitControlRequest_t)); |
| 9793 | mpi_request->Function = MPI2_FUNCTION_IO_UNIT_CONTROL; |
| 9794 | mpi_request->Operation = MPI26_CTRL_OP_SHUTDOWN; |
| 9795 | |
| 9796 | init_completion(&ioc->scsih_cmds.done); |
| 9797 | ioc->put_smid_default(ioc, smid); |
| 9798 | /* Wait for max_shutdown_latency seconds */ |
| 9799 | ioc_info(ioc, |
| 9800 | "Io Unit Control shutdown (sending), Shutdown latency %d sec\n", |
| 9801 | ioc->max_shutdown_latency); |
| 9802 | wait_for_completion_timeout(&ioc->scsih_cmds.done, |
| 9803 | ioc->max_shutdown_latency*HZ); |
| 9804 | |
| 9805 | if (!(ioc->scsih_cmds.status & MPT3_CMD_COMPLETE)) { |
| 9806 | ioc_err(ioc, "%s: timeout\n", __func__); |
| 9807 | goto out; |
| 9808 | } |
| 9809 | |
| 9810 | if (ioc->scsih_cmds.status & MPT3_CMD_REPLY_VALID) { |
| 9811 | mpi_reply = ioc->scsih_cmds.reply; |
| 9812 | ioc_info(ioc, "Io Unit Control shutdown (complete):" |
| 9813 | "ioc_status(0x%04x), loginfo(0x%08x)\n", |
| 9814 | le16_to_cpu(mpi_reply->IOCStatus), |
| 9815 | le32_to_cpu(mpi_reply->IOCLogInfo)); |
| 9816 | } |
| 9817 | out: |
| 9818 | ioc->scsih_cmds.status = MPT3_CMD_NOT_USED; |
| 9819 | mutex_unlock(&ioc->scsih_cmds.mutex); |
| 9820 | } |
| 9821 | |
| 9822 | |
| 9823 | /** |
| 9824 | * _scsih_ir_shutdown - IR shutdown notification |
| 9825 | * @ioc: per adapter object |
| 9826 | * |
| 9827 | * Sending RAID Action to alert the Integrated RAID subsystem of the IOC that |
| 9828 | * the host system is shutting down. |
| 9829 | */ |
| 9830 | static void |
| 9831 | _scsih_ir_shutdown(struct MPT3SAS_ADAPTER *ioc) |
| 9832 | { |
| 9833 | Mpi2RaidActionRequest_t *mpi_request; |
| 9834 | Mpi2RaidActionReply_t *mpi_reply; |
| 9835 | u16 smid; |
| 9836 | |
| 9837 | /* is IR firmware build loaded ? */ |
| 9838 | if (!ioc->ir_firmware) |
| 9839 | return; |
| 9840 | |
| 9841 | /* are there any volumes ? */ |
| 9842 | if (list_empty(&ioc->raid_device_list)) |
| 9843 | return; |
| 9844 | |
| 9845 | mutex_lock(&ioc->scsih_cmds.mutex); |
| 9846 | |
| 9847 | if (ioc->scsih_cmds.status != MPT3_CMD_NOT_USED) { |
| 9848 | ioc_err(ioc, "%s: scsih_cmd in use\n", __func__); |
| 9849 | goto out; |
| 9850 | } |
| 9851 | ioc->scsih_cmds.status = MPT3_CMD_PENDING; |
| 9852 | |
| 9853 | smid = mpt3sas_base_get_smid(ioc, ioc->scsih_cb_idx); |
| 9854 | if (!smid) { |
| 9855 | ioc_err(ioc, "%s: failed obtaining a smid\n", __func__); |
| 9856 | ioc->scsih_cmds.status = MPT3_CMD_NOT_USED; |
| 9857 | goto out; |
| 9858 | } |
| 9859 | |
| 9860 | mpi_request = mpt3sas_base_get_msg_frame(ioc, smid); |
| 9861 | ioc->scsih_cmds.smid = smid; |
| 9862 | memset(mpi_request, 0, sizeof(Mpi2RaidActionRequest_t)); |
| 9863 | |
| 9864 | mpi_request->Function = MPI2_FUNCTION_RAID_ACTION; |
| 9865 | mpi_request->Action = MPI2_RAID_ACTION_SYSTEM_SHUTDOWN_INITIATED; |
| 9866 | |
| 9867 | if (!ioc->hide_ir_msg) |
| 9868 | ioc_info(ioc, "IR shutdown (sending)\n"); |
| 9869 | init_completion(&ioc->scsih_cmds.done); |
| 9870 | ioc->put_smid_default(ioc, smid); |
| 9871 | wait_for_completion_timeout(&ioc->scsih_cmds.done, 10*HZ); |
| 9872 | |
| 9873 | if (!(ioc->scsih_cmds.status & MPT3_CMD_COMPLETE)) { |
| 9874 | ioc_err(ioc, "%s: timeout\n", __func__); |
| 9875 | goto out; |
| 9876 | } |
| 9877 | |
| 9878 | if (ioc->scsih_cmds.status & MPT3_CMD_REPLY_VALID) { |
| 9879 | mpi_reply = ioc->scsih_cmds.reply; |
| 9880 | if (!ioc->hide_ir_msg) |
| 9881 | ioc_info(ioc, "IR shutdown (complete): ioc_status(0x%04x), loginfo(0x%08x)\n", |
| 9882 | le16_to_cpu(mpi_reply->IOCStatus), |
| 9883 | le32_to_cpu(mpi_reply->IOCLogInfo)); |
| 9884 | } |
| 9885 | |
| 9886 | out: |
| 9887 | ioc->scsih_cmds.status = MPT3_CMD_NOT_USED; |
| 9888 | mutex_unlock(&ioc->scsih_cmds.mutex); |
| 9889 | } |
| 9890 | |
| 9891 | /** |
| 9892 | * scsih_remove - detach and remove add host |
| 9893 | * @pdev: PCI device struct |
| 9894 | * |
| 9895 | * Routine called when unloading the driver. |
| 9896 | */ |
| 9897 | static void scsih_remove(struct pci_dev *pdev) |
| 9898 | { |
| 9899 | struct Scsi_Host *shost = pci_get_drvdata(pdev); |
| 9900 | struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); |
| 9901 | struct _sas_port *mpt3sas_port, *next_port; |
| 9902 | struct _raid_device *raid_device, *next; |
| 9903 | struct MPT3SAS_TARGET *sas_target_priv_data; |
| 9904 | struct _pcie_device *pcie_device, *pcienext; |
| 9905 | struct workqueue_struct *wq; |
| 9906 | unsigned long flags; |
| 9907 | Mpi2ConfigReply_t mpi_reply; |
| 9908 | |
| 9909 | ioc->remove_host = 1; |
| 9910 | |
| 9911 | mpt3sas_wait_for_commands_to_complete(ioc); |
| 9912 | _scsih_flush_running_cmds(ioc); |
| 9913 | |
| 9914 | _scsih_fw_event_cleanup_queue(ioc); |
| 9915 | |
| 9916 | spin_lock_irqsave(&ioc->fw_event_lock, flags); |
| 9917 | wq = ioc->firmware_event_thread; |
| 9918 | ioc->firmware_event_thread = NULL; |
| 9919 | spin_unlock_irqrestore(&ioc->fw_event_lock, flags); |
| 9920 | if (wq) |
| 9921 | destroy_workqueue(wq); |
| 9922 | /* |
| 9923 | * Copy back the unmodified ioc page1. so that on next driver load, |
| 9924 | * current modified changes on ioc page1 won't take effect. |
| 9925 | */ |
| 9926 | if (ioc->is_aero_ioc) |
| 9927 | mpt3sas_config_set_ioc_pg1(ioc, &mpi_reply, |
| 9928 | &ioc->ioc_pg1_copy); |
| 9929 | /* release all the volumes */ |
| 9930 | _scsih_ir_shutdown(ioc); |
| 9931 | sas_remove_host(shost); |
| 9932 | list_for_each_entry_safe(raid_device, next, &ioc->raid_device_list, |
| 9933 | list) { |
| 9934 | if (raid_device->starget) { |
| 9935 | sas_target_priv_data = |
| 9936 | raid_device->starget->hostdata; |
| 9937 | sas_target_priv_data->deleted = 1; |
| 9938 | scsi_remove_target(&raid_device->starget->dev); |
| 9939 | } |
| 9940 | ioc_info(ioc, "removing handle(0x%04x), wwid(0x%016llx)\n", |
| 9941 | raid_device->handle, (u64)raid_device->wwid); |
| 9942 | _scsih_raid_device_remove(ioc, raid_device); |
| 9943 | } |
| 9944 | list_for_each_entry_safe(pcie_device, pcienext, &ioc->pcie_device_list, |
| 9945 | list) { |
| 9946 | _scsih_pcie_device_remove_from_sml(ioc, pcie_device); |
| 9947 | list_del_init(&pcie_device->list); |
| 9948 | pcie_device_put(pcie_device); |
| 9949 | } |
| 9950 | |
| 9951 | /* free ports attached to the sas_host */ |
| 9952 | list_for_each_entry_safe(mpt3sas_port, next_port, |
| 9953 | &ioc->sas_hba.sas_port_list, port_list) { |
| 9954 | if (mpt3sas_port->remote_identify.device_type == |
| 9955 | SAS_END_DEVICE) |
| 9956 | mpt3sas_device_remove_by_sas_address(ioc, |
| 9957 | mpt3sas_port->remote_identify.sas_address); |
| 9958 | else if (mpt3sas_port->remote_identify.device_type == |
| 9959 | SAS_EDGE_EXPANDER_DEVICE || |
| 9960 | mpt3sas_port->remote_identify.device_type == |
| 9961 | SAS_FANOUT_EXPANDER_DEVICE) |
| 9962 | mpt3sas_expander_remove(ioc, |
| 9963 | mpt3sas_port->remote_identify.sas_address); |
| 9964 | } |
| 9965 | |
| 9966 | /* free phys attached to the sas_host */ |
| 9967 | if (ioc->sas_hba.num_phys) { |
| 9968 | kfree(ioc->sas_hba.phy); |
| 9969 | ioc->sas_hba.phy = NULL; |
| 9970 | ioc->sas_hba.num_phys = 0; |
| 9971 | } |
| 9972 | |
| 9973 | mpt3sas_base_detach(ioc); |
| 9974 | spin_lock(&gioc_lock); |
| 9975 | list_del(&ioc->list); |
| 9976 | spin_unlock(&gioc_lock); |
| 9977 | scsi_host_put(shost); |
| 9978 | } |
| 9979 | |
| 9980 | /** |
| 9981 | * scsih_shutdown - routine call during system shutdown |
| 9982 | * @pdev: PCI device struct |
| 9983 | */ |
| 9984 | static void |
| 9985 | scsih_shutdown(struct pci_dev *pdev) |
| 9986 | { |
| 9987 | struct Scsi_Host *shost = pci_get_drvdata(pdev); |
| 9988 | struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); |
| 9989 | struct workqueue_struct *wq; |
| 9990 | unsigned long flags; |
| 9991 | Mpi2ConfigReply_t mpi_reply; |
| 9992 | |
| 9993 | ioc->remove_host = 1; |
| 9994 | |
| 9995 | mpt3sas_wait_for_commands_to_complete(ioc); |
| 9996 | _scsih_flush_running_cmds(ioc); |
| 9997 | |
| 9998 | _scsih_fw_event_cleanup_queue(ioc); |
| 9999 | |
| 10000 | spin_lock_irqsave(&ioc->fw_event_lock, flags); |
| 10001 | wq = ioc->firmware_event_thread; |
| 10002 | ioc->firmware_event_thread = NULL; |
| 10003 | spin_unlock_irqrestore(&ioc->fw_event_lock, flags); |
| 10004 | if (wq) |
| 10005 | destroy_workqueue(wq); |
| 10006 | /* |
| 10007 | * Copy back the unmodified ioc page1 so that on next driver load, |
| 10008 | * current modified changes on ioc page1 won't take effect. |
| 10009 | */ |
| 10010 | if (ioc->is_aero_ioc) |
| 10011 | mpt3sas_config_set_ioc_pg1(ioc, &mpi_reply, |
| 10012 | &ioc->ioc_pg1_copy); |
| 10013 | |
| 10014 | _scsih_ir_shutdown(ioc); |
| 10015 | _scsih_nvme_shutdown(ioc); |
| 10016 | mpt3sas_base_detach(ioc); |
| 10017 | } |
| 10018 | |
| 10019 | |
| 10020 | /** |
| 10021 | * _scsih_probe_boot_devices - reports 1st device |
| 10022 | * @ioc: per adapter object |
| 10023 | * |
| 10024 | * If specified in bios page 2, this routine reports the 1st |
| 10025 | * device scsi-ml or sas transport for persistent boot device |
| 10026 | * purposes. Please refer to function _scsih_determine_boot_device() |
| 10027 | */ |
| 10028 | static void |
| 10029 | _scsih_probe_boot_devices(struct MPT3SAS_ADAPTER *ioc) |
| 10030 | { |
| 10031 | u32 channel; |
| 10032 | void *device; |
| 10033 | struct _sas_device *sas_device; |
| 10034 | struct _raid_device *raid_device; |
| 10035 | struct _pcie_device *pcie_device; |
| 10036 | u16 handle; |
| 10037 | u64 sas_address_parent; |
| 10038 | u64 sas_address; |
| 10039 | unsigned long flags; |
| 10040 | int rc; |
| 10041 | int tid; |
| 10042 | |
| 10043 | /* no Bios, return immediately */ |
| 10044 | if (!ioc->bios_pg3.BiosVersion) |
| 10045 | return; |
| 10046 | |
| 10047 | device = NULL; |
| 10048 | if (ioc->req_boot_device.device) { |
| 10049 | device = ioc->req_boot_device.device; |
| 10050 | channel = ioc->req_boot_device.channel; |
| 10051 | } else if (ioc->req_alt_boot_device.device) { |
| 10052 | device = ioc->req_alt_boot_device.device; |
| 10053 | channel = ioc->req_alt_boot_device.channel; |
| 10054 | } else if (ioc->current_boot_device.device) { |
| 10055 | device = ioc->current_boot_device.device; |
| 10056 | channel = ioc->current_boot_device.channel; |
| 10057 | } |
| 10058 | |
| 10059 | if (!device) |
| 10060 | return; |
| 10061 | |
| 10062 | if (channel == RAID_CHANNEL) { |
| 10063 | raid_device = device; |
| 10064 | rc = scsi_add_device(ioc->shost, RAID_CHANNEL, |
| 10065 | raid_device->id, 0); |
| 10066 | if (rc) |
| 10067 | _scsih_raid_device_remove(ioc, raid_device); |
| 10068 | } else if (channel == PCIE_CHANNEL) { |
| 10069 | spin_lock_irqsave(&ioc->pcie_device_lock, flags); |
| 10070 | pcie_device = device; |
| 10071 | tid = pcie_device->id; |
| 10072 | list_move_tail(&pcie_device->list, &ioc->pcie_device_list); |
| 10073 | spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); |
| 10074 | rc = scsi_add_device(ioc->shost, PCIE_CHANNEL, tid, 0); |
| 10075 | if (rc) |
| 10076 | _scsih_pcie_device_remove(ioc, pcie_device); |
| 10077 | } else { |
| 10078 | spin_lock_irqsave(&ioc->sas_device_lock, flags); |
| 10079 | sas_device = device; |
| 10080 | handle = sas_device->handle; |
| 10081 | sas_address_parent = sas_device->sas_address_parent; |
| 10082 | sas_address = sas_device->sas_address; |
| 10083 | list_move_tail(&sas_device->list, &ioc->sas_device_list); |
| 10084 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
| 10085 | |
| 10086 | if (ioc->hide_drives) |
| 10087 | return; |
| 10088 | if (!mpt3sas_transport_port_add(ioc, handle, |
| 10089 | sas_address_parent)) { |
| 10090 | _scsih_sas_device_remove(ioc, sas_device); |
| 10091 | } else if (!sas_device->starget) { |
| 10092 | if (!ioc->is_driver_loading) { |
| 10093 | mpt3sas_transport_port_remove(ioc, |
| 10094 | sas_address, |
| 10095 | sas_address_parent); |
| 10096 | _scsih_sas_device_remove(ioc, sas_device); |
| 10097 | } |
| 10098 | } |
| 10099 | } |
| 10100 | } |
| 10101 | |
| 10102 | /** |
| 10103 | * _scsih_probe_raid - reporting raid volumes to scsi-ml |
| 10104 | * @ioc: per adapter object |
| 10105 | * |
| 10106 | * Called during initial loading of the driver. |
| 10107 | */ |
| 10108 | static void |
| 10109 | _scsih_probe_raid(struct MPT3SAS_ADAPTER *ioc) |
| 10110 | { |
| 10111 | struct _raid_device *raid_device, *raid_next; |
| 10112 | int rc; |
| 10113 | |
| 10114 | list_for_each_entry_safe(raid_device, raid_next, |
| 10115 | &ioc->raid_device_list, list) { |
| 10116 | if (raid_device->starget) |
| 10117 | continue; |
| 10118 | rc = scsi_add_device(ioc->shost, RAID_CHANNEL, |
| 10119 | raid_device->id, 0); |
| 10120 | if (rc) |
| 10121 | _scsih_raid_device_remove(ioc, raid_device); |
| 10122 | } |
| 10123 | } |
| 10124 | |
| 10125 | static struct _sas_device *get_next_sas_device(struct MPT3SAS_ADAPTER *ioc) |
| 10126 | { |
| 10127 | struct _sas_device *sas_device = NULL; |
| 10128 | unsigned long flags; |
| 10129 | |
| 10130 | spin_lock_irqsave(&ioc->sas_device_lock, flags); |
| 10131 | if (!list_empty(&ioc->sas_device_init_list)) { |
| 10132 | sas_device = list_first_entry(&ioc->sas_device_init_list, |
| 10133 | struct _sas_device, list); |
| 10134 | sas_device_get(sas_device); |
| 10135 | } |
| 10136 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
| 10137 | |
| 10138 | return sas_device; |
| 10139 | } |
| 10140 | |
| 10141 | static void sas_device_make_active(struct MPT3SAS_ADAPTER *ioc, |
| 10142 | struct _sas_device *sas_device) |
| 10143 | { |
| 10144 | unsigned long flags; |
| 10145 | |
| 10146 | spin_lock_irqsave(&ioc->sas_device_lock, flags); |
| 10147 | |
| 10148 | /* |
| 10149 | * Since we dropped the lock during the call to port_add(), we need to |
| 10150 | * be careful here that somebody else didn't move or delete this item |
| 10151 | * while we were busy with other things. |
| 10152 | * |
| 10153 | * If it was on the list, we need a put() for the reference the list |
| 10154 | * had. Either way, we need a get() for the destination list. |
| 10155 | */ |
| 10156 | if (!list_empty(&sas_device->list)) { |
| 10157 | list_del_init(&sas_device->list); |
| 10158 | sas_device_put(sas_device); |
| 10159 | } |
| 10160 | |
| 10161 | sas_device_get(sas_device); |
| 10162 | list_add_tail(&sas_device->list, &ioc->sas_device_list); |
| 10163 | |
| 10164 | spin_unlock_irqrestore(&ioc->sas_device_lock, flags); |
| 10165 | } |
| 10166 | |
| 10167 | /** |
| 10168 | * _scsih_probe_sas - reporting sas devices to sas transport |
| 10169 | * @ioc: per adapter object |
| 10170 | * |
| 10171 | * Called during initial loading of the driver. |
| 10172 | */ |
| 10173 | static void |
| 10174 | _scsih_probe_sas(struct MPT3SAS_ADAPTER *ioc) |
| 10175 | { |
| 10176 | struct _sas_device *sas_device; |
| 10177 | |
| 10178 | if (ioc->hide_drives) |
| 10179 | return; |
| 10180 | |
| 10181 | while ((sas_device = get_next_sas_device(ioc))) { |
| 10182 | if (!mpt3sas_transport_port_add(ioc, sas_device->handle, |
| 10183 | sas_device->sas_address_parent)) { |
| 10184 | _scsih_sas_device_remove(ioc, sas_device); |
| 10185 | sas_device_put(sas_device); |
| 10186 | continue; |
| 10187 | } else if (!sas_device->starget) { |
| 10188 | /* |
| 10189 | * When asyn scanning is enabled, its not possible to |
| 10190 | * remove devices while scanning is turned on due to an |
| 10191 | * oops in scsi_sysfs_add_sdev()->add_device()-> |
| 10192 | * sysfs_addrm_start() |
| 10193 | */ |
| 10194 | if (!ioc->is_driver_loading) { |
| 10195 | mpt3sas_transport_port_remove(ioc, |
| 10196 | sas_device->sas_address, |
| 10197 | sas_device->sas_address_parent); |
| 10198 | _scsih_sas_device_remove(ioc, sas_device); |
| 10199 | sas_device_put(sas_device); |
| 10200 | continue; |
| 10201 | } |
| 10202 | } |
| 10203 | sas_device_make_active(ioc, sas_device); |
| 10204 | sas_device_put(sas_device); |
| 10205 | } |
| 10206 | } |
| 10207 | |
| 10208 | /** |
| 10209 | * get_next_pcie_device - Get the next pcie device |
| 10210 | * @ioc: per adapter object |
| 10211 | * |
| 10212 | * Get the next pcie device from pcie_device_init_list list. |
| 10213 | * |
| 10214 | * Return: pcie device structure if pcie_device_init_list list is not empty |
| 10215 | * otherwise returns NULL |
| 10216 | */ |
| 10217 | static struct _pcie_device *get_next_pcie_device(struct MPT3SAS_ADAPTER *ioc) |
| 10218 | { |
| 10219 | struct _pcie_device *pcie_device = NULL; |
| 10220 | unsigned long flags; |
| 10221 | |
| 10222 | spin_lock_irqsave(&ioc->pcie_device_lock, flags); |
| 10223 | if (!list_empty(&ioc->pcie_device_init_list)) { |
| 10224 | pcie_device = list_first_entry(&ioc->pcie_device_init_list, |
| 10225 | struct _pcie_device, list); |
| 10226 | pcie_device_get(pcie_device); |
| 10227 | } |
| 10228 | spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); |
| 10229 | |
| 10230 | return pcie_device; |
| 10231 | } |
| 10232 | |
| 10233 | /** |
| 10234 | * pcie_device_make_active - Add pcie device to pcie_device_list list |
| 10235 | * @ioc: per adapter object |
| 10236 | * @pcie_device: pcie device object |
| 10237 | * |
| 10238 | * Add the pcie device which has registered with SCSI Transport Later to |
| 10239 | * pcie_device_list list |
| 10240 | */ |
| 10241 | static void pcie_device_make_active(struct MPT3SAS_ADAPTER *ioc, |
| 10242 | struct _pcie_device *pcie_device) |
| 10243 | { |
| 10244 | unsigned long flags; |
| 10245 | |
| 10246 | spin_lock_irqsave(&ioc->pcie_device_lock, flags); |
| 10247 | |
| 10248 | if (!list_empty(&pcie_device->list)) { |
| 10249 | list_del_init(&pcie_device->list); |
| 10250 | pcie_device_put(pcie_device); |
| 10251 | } |
| 10252 | pcie_device_get(pcie_device); |
| 10253 | list_add_tail(&pcie_device->list, &ioc->pcie_device_list); |
| 10254 | |
| 10255 | spin_unlock_irqrestore(&ioc->pcie_device_lock, flags); |
| 10256 | } |
| 10257 | |
| 10258 | /** |
| 10259 | * _scsih_probe_pcie - reporting PCIe devices to scsi-ml |
| 10260 | * @ioc: per adapter object |
| 10261 | * |
| 10262 | * Called during initial loading of the driver. |
| 10263 | */ |
| 10264 | static void |
| 10265 | _scsih_probe_pcie(struct MPT3SAS_ADAPTER *ioc) |
| 10266 | { |
| 10267 | struct _pcie_device *pcie_device; |
| 10268 | int rc; |
| 10269 | |
| 10270 | /* PCIe Device List */ |
| 10271 | while ((pcie_device = get_next_pcie_device(ioc))) { |
| 10272 | if (pcie_device->starget) { |
| 10273 | pcie_device_put(pcie_device); |
| 10274 | continue; |
| 10275 | } |
| 10276 | if (pcie_device->access_status == |
| 10277 | MPI26_PCIEDEV0_ASTATUS_DEVICE_BLOCKED) { |
| 10278 | pcie_device_make_active(ioc, pcie_device); |
| 10279 | pcie_device_put(pcie_device); |
| 10280 | continue; |
| 10281 | } |
| 10282 | rc = scsi_add_device(ioc->shost, PCIE_CHANNEL, |
| 10283 | pcie_device->id, 0); |
| 10284 | if (rc) { |
| 10285 | _scsih_pcie_device_remove(ioc, pcie_device); |
| 10286 | pcie_device_put(pcie_device); |
| 10287 | continue; |
| 10288 | } else if (!pcie_device->starget) { |
| 10289 | /* |
| 10290 | * When async scanning is enabled, its not possible to |
| 10291 | * remove devices while scanning is turned on due to an |
| 10292 | * oops in scsi_sysfs_add_sdev()->add_device()-> |
| 10293 | * sysfs_addrm_start() |
| 10294 | */ |
| 10295 | if (!ioc->is_driver_loading) { |
| 10296 | /* TODO-- Need to find out whether this condition will |
| 10297 | * occur or not |
| 10298 | */ |
| 10299 | _scsih_pcie_device_remove(ioc, pcie_device); |
| 10300 | pcie_device_put(pcie_device); |
| 10301 | continue; |
| 10302 | } |
| 10303 | } |
| 10304 | pcie_device_make_active(ioc, pcie_device); |
| 10305 | pcie_device_put(pcie_device); |
| 10306 | } |
| 10307 | } |
| 10308 | |
| 10309 | /** |
| 10310 | * _scsih_probe_devices - probing for devices |
| 10311 | * @ioc: per adapter object |
| 10312 | * |
| 10313 | * Called during initial loading of the driver. |
| 10314 | */ |
| 10315 | static void |
| 10316 | _scsih_probe_devices(struct MPT3SAS_ADAPTER *ioc) |
| 10317 | { |
| 10318 | u16 volume_mapping_flags; |
| 10319 | |
| 10320 | if (!(ioc->facts.ProtocolFlags & MPI2_IOCFACTS_PROTOCOL_SCSI_INITIATOR)) |
| 10321 | return; /* return when IOC doesn't support initiator mode */ |
| 10322 | |
| 10323 | _scsih_probe_boot_devices(ioc); |
| 10324 | |
| 10325 | if (ioc->ir_firmware) { |
| 10326 | volume_mapping_flags = |
| 10327 | le16_to_cpu(ioc->ioc_pg8.IRVolumeMappingFlags) & |
| 10328 | MPI2_IOCPAGE8_IRFLAGS_MASK_VOLUME_MAPPING_MODE; |
| 10329 | if (volume_mapping_flags == |
| 10330 | MPI2_IOCPAGE8_IRFLAGS_LOW_VOLUME_MAPPING) { |
| 10331 | _scsih_probe_raid(ioc); |
| 10332 | _scsih_probe_sas(ioc); |
| 10333 | } else { |
| 10334 | _scsih_probe_sas(ioc); |
| 10335 | _scsih_probe_raid(ioc); |
| 10336 | } |
| 10337 | } else { |
| 10338 | _scsih_probe_sas(ioc); |
| 10339 | _scsih_probe_pcie(ioc); |
| 10340 | } |
| 10341 | } |
| 10342 | |
| 10343 | /** |
| 10344 | * scsih_scan_start - scsi lld callback for .scan_start |
| 10345 | * @shost: SCSI host pointer |
| 10346 | * |
| 10347 | * The shost has the ability to discover targets on its own instead |
| 10348 | * of scanning the entire bus. In our implemention, we will kick off |
| 10349 | * firmware discovery. |
| 10350 | */ |
| 10351 | static void |
| 10352 | scsih_scan_start(struct Scsi_Host *shost) |
| 10353 | { |
| 10354 | struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); |
| 10355 | int rc; |
| 10356 | if (diag_buffer_enable != -1 && diag_buffer_enable != 0) |
| 10357 | mpt3sas_enable_diag_buffer(ioc, diag_buffer_enable); |
| 10358 | else if (ioc->manu_pg11.HostTraceBufferMaxSizeKB != 0) |
| 10359 | mpt3sas_enable_diag_buffer(ioc, 1); |
| 10360 | |
| 10361 | if (disable_discovery > 0) |
| 10362 | return; |
| 10363 | |
| 10364 | ioc->start_scan = 1; |
| 10365 | rc = mpt3sas_port_enable(ioc); |
| 10366 | |
| 10367 | if (rc != 0) |
| 10368 | ioc_info(ioc, "port enable: FAILED\n"); |
| 10369 | } |
| 10370 | |
| 10371 | /** |
| 10372 | * scsih_scan_finished - scsi lld callback for .scan_finished |
| 10373 | * @shost: SCSI host pointer |
| 10374 | * @time: elapsed time of the scan in jiffies |
| 10375 | * |
| 10376 | * This function will be called periodicallyn until it returns 1 with the |
| 10377 | * scsi_host and the elapsed time of the scan in jiffies. In our implemention, |
| 10378 | * we wait for firmware discovery to complete, then return 1. |
| 10379 | */ |
| 10380 | static int |
| 10381 | scsih_scan_finished(struct Scsi_Host *shost, unsigned long time) |
| 10382 | { |
| 10383 | struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); |
| 10384 | |
| 10385 | if (disable_discovery > 0) { |
| 10386 | ioc->is_driver_loading = 0; |
| 10387 | ioc->wait_for_discovery_to_complete = 0; |
| 10388 | return 1; |
| 10389 | } |
| 10390 | |
| 10391 | if (time >= (300 * HZ)) { |
| 10392 | ioc->port_enable_cmds.status = MPT3_CMD_NOT_USED; |
| 10393 | ioc_info(ioc, "port enable: FAILED with timeout (timeout=300s)\n"); |
| 10394 | ioc->is_driver_loading = 0; |
| 10395 | return 1; |
| 10396 | } |
| 10397 | |
| 10398 | if (ioc->start_scan) |
| 10399 | return 0; |
| 10400 | |
| 10401 | if (ioc->start_scan_failed) { |
| 10402 | ioc_info(ioc, "port enable: FAILED with (ioc_status=0x%08x)\n", |
| 10403 | ioc->start_scan_failed); |
| 10404 | ioc->is_driver_loading = 0; |
| 10405 | ioc->wait_for_discovery_to_complete = 0; |
| 10406 | ioc->remove_host = 1; |
| 10407 | return 1; |
| 10408 | } |
| 10409 | |
| 10410 | ioc_info(ioc, "port enable: SUCCESS\n"); |
| 10411 | ioc->port_enable_cmds.status = MPT3_CMD_NOT_USED; |
| 10412 | |
| 10413 | if (ioc->wait_for_discovery_to_complete) { |
| 10414 | ioc->wait_for_discovery_to_complete = 0; |
| 10415 | _scsih_probe_devices(ioc); |
| 10416 | } |
| 10417 | mpt3sas_base_start_watchdog(ioc); |
| 10418 | ioc->is_driver_loading = 0; |
| 10419 | return 1; |
| 10420 | } |
| 10421 | |
| 10422 | /* shost template for SAS 2.0 HBA devices */ |
| 10423 | static struct scsi_host_template mpt2sas_driver_template = { |
| 10424 | .module = THIS_MODULE, |
| 10425 | .name = "Fusion MPT SAS Host", |
| 10426 | .proc_name = MPT2SAS_DRIVER_NAME, |
| 10427 | .queuecommand = scsih_qcmd, |
| 10428 | .target_alloc = scsih_target_alloc, |
| 10429 | .slave_alloc = scsih_slave_alloc, |
| 10430 | .slave_configure = scsih_slave_configure, |
| 10431 | .target_destroy = scsih_target_destroy, |
| 10432 | .slave_destroy = scsih_slave_destroy, |
| 10433 | .scan_finished = scsih_scan_finished, |
| 10434 | .scan_start = scsih_scan_start, |
| 10435 | .change_queue_depth = scsih_change_queue_depth, |
| 10436 | .eh_abort_handler = scsih_abort, |
| 10437 | .eh_device_reset_handler = scsih_dev_reset, |
| 10438 | .eh_target_reset_handler = scsih_target_reset, |
| 10439 | .eh_host_reset_handler = scsih_host_reset, |
| 10440 | .bios_param = scsih_bios_param, |
| 10441 | .can_queue = 1, |
| 10442 | .this_id = -1, |
| 10443 | .sg_tablesize = MPT2SAS_SG_DEPTH, |
| 10444 | .max_sectors = 32767, |
| 10445 | .cmd_per_lun = 7, |
| 10446 | .shost_attrs = mpt3sas_host_attrs, |
| 10447 | .sdev_attrs = mpt3sas_dev_attrs, |
| 10448 | .track_queue_depth = 1, |
| 10449 | .cmd_size = sizeof(struct scsiio_tracker), |
| 10450 | }; |
| 10451 | |
| 10452 | /* raid transport support for SAS 2.0 HBA devices */ |
| 10453 | static struct raid_function_template mpt2sas_raid_functions = { |
| 10454 | .cookie = &mpt2sas_driver_template, |
| 10455 | .is_raid = scsih_is_raid, |
| 10456 | .get_resync = scsih_get_resync, |
| 10457 | .get_state = scsih_get_state, |
| 10458 | }; |
| 10459 | |
| 10460 | /* shost template for SAS 3.0 HBA devices */ |
| 10461 | static struct scsi_host_template mpt3sas_driver_template = { |
| 10462 | .module = THIS_MODULE, |
| 10463 | .name = "Fusion MPT SAS Host", |
| 10464 | .proc_name = MPT3SAS_DRIVER_NAME, |
| 10465 | .queuecommand = scsih_qcmd, |
| 10466 | .target_alloc = scsih_target_alloc, |
| 10467 | .slave_alloc = scsih_slave_alloc, |
| 10468 | .slave_configure = scsih_slave_configure, |
| 10469 | .target_destroy = scsih_target_destroy, |
| 10470 | .slave_destroy = scsih_slave_destroy, |
| 10471 | .scan_finished = scsih_scan_finished, |
| 10472 | .scan_start = scsih_scan_start, |
| 10473 | .change_queue_depth = scsih_change_queue_depth, |
| 10474 | .eh_abort_handler = scsih_abort, |
| 10475 | .eh_device_reset_handler = scsih_dev_reset, |
| 10476 | .eh_target_reset_handler = scsih_target_reset, |
| 10477 | .eh_host_reset_handler = scsih_host_reset, |
| 10478 | .bios_param = scsih_bios_param, |
| 10479 | .can_queue = 1, |
| 10480 | .this_id = -1, |
| 10481 | .sg_tablesize = MPT3SAS_SG_DEPTH, |
| 10482 | .max_sectors = 32767, |
| 10483 | .max_segment_size = 0xffffffff, |
| 10484 | .cmd_per_lun = 7, |
| 10485 | .shost_attrs = mpt3sas_host_attrs, |
| 10486 | .sdev_attrs = mpt3sas_dev_attrs, |
| 10487 | .track_queue_depth = 1, |
| 10488 | .cmd_size = sizeof(struct scsiio_tracker), |
| 10489 | }; |
| 10490 | |
| 10491 | /* raid transport support for SAS 3.0 HBA devices */ |
| 10492 | static struct raid_function_template mpt3sas_raid_functions = { |
| 10493 | .cookie = &mpt3sas_driver_template, |
| 10494 | .is_raid = scsih_is_raid, |
| 10495 | .get_resync = scsih_get_resync, |
| 10496 | .get_state = scsih_get_state, |
| 10497 | }; |
| 10498 | |
| 10499 | /** |
| 10500 | * _scsih_determine_hba_mpi_version - determine in which MPI version class |
| 10501 | * this device belongs to. |
| 10502 | * @pdev: PCI device struct |
| 10503 | * |
| 10504 | * return MPI2_VERSION for SAS 2.0 HBA devices, |
| 10505 | * MPI25_VERSION for SAS 3.0 HBA devices, and |
| 10506 | * MPI26 VERSION for Cutlass & Invader SAS 3.0 HBA devices |
| 10507 | */ |
| 10508 | static u16 |
| 10509 | _scsih_determine_hba_mpi_version(struct pci_dev *pdev) |
| 10510 | { |
| 10511 | |
| 10512 | switch (pdev->device) { |
| 10513 | case MPI2_MFGPAGE_DEVID_SSS6200: |
| 10514 | case MPI2_MFGPAGE_DEVID_SAS2004: |
| 10515 | case MPI2_MFGPAGE_DEVID_SAS2008: |
| 10516 | case MPI2_MFGPAGE_DEVID_SAS2108_1: |
| 10517 | case MPI2_MFGPAGE_DEVID_SAS2108_2: |
| 10518 | case MPI2_MFGPAGE_DEVID_SAS2108_3: |
| 10519 | case MPI2_MFGPAGE_DEVID_SAS2116_1: |
| 10520 | case MPI2_MFGPAGE_DEVID_SAS2116_2: |
| 10521 | case MPI2_MFGPAGE_DEVID_SAS2208_1: |
| 10522 | case MPI2_MFGPAGE_DEVID_SAS2208_2: |
| 10523 | case MPI2_MFGPAGE_DEVID_SAS2208_3: |
| 10524 | case MPI2_MFGPAGE_DEVID_SAS2208_4: |
| 10525 | case MPI2_MFGPAGE_DEVID_SAS2208_5: |
| 10526 | case MPI2_MFGPAGE_DEVID_SAS2208_6: |
| 10527 | case MPI2_MFGPAGE_DEVID_SAS2308_1: |
| 10528 | case MPI2_MFGPAGE_DEVID_SAS2308_2: |
| 10529 | case MPI2_MFGPAGE_DEVID_SAS2308_3: |
| 10530 | case MPI2_MFGPAGE_DEVID_SWITCH_MPI_EP: |
| 10531 | case MPI2_MFGPAGE_DEVID_SWITCH_MPI_EP_1: |
| 10532 | return MPI2_VERSION; |
| 10533 | case MPI25_MFGPAGE_DEVID_SAS3004: |
| 10534 | case MPI25_MFGPAGE_DEVID_SAS3008: |
| 10535 | case MPI25_MFGPAGE_DEVID_SAS3108_1: |
| 10536 | case MPI25_MFGPAGE_DEVID_SAS3108_2: |
| 10537 | case MPI25_MFGPAGE_DEVID_SAS3108_5: |
| 10538 | case MPI25_MFGPAGE_DEVID_SAS3108_6: |
| 10539 | return MPI25_VERSION; |
| 10540 | case MPI26_MFGPAGE_DEVID_SAS3216: |
| 10541 | case MPI26_MFGPAGE_DEVID_SAS3224: |
| 10542 | case MPI26_MFGPAGE_DEVID_SAS3316_1: |
| 10543 | case MPI26_MFGPAGE_DEVID_SAS3316_2: |
| 10544 | case MPI26_MFGPAGE_DEVID_SAS3316_3: |
| 10545 | case MPI26_MFGPAGE_DEVID_SAS3316_4: |
| 10546 | case MPI26_MFGPAGE_DEVID_SAS3324_1: |
| 10547 | case MPI26_MFGPAGE_DEVID_SAS3324_2: |
| 10548 | case MPI26_MFGPAGE_DEVID_SAS3324_3: |
| 10549 | case MPI26_MFGPAGE_DEVID_SAS3324_4: |
| 10550 | case MPI26_MFGPAGE_DEVID_SAS3508: |
| 10551 | case MPI26_MFGPAGE_DEVID_SAS3508_1: |
| 10552 | case MPI26_MFGPAGE_DEVID_SAS3408: |
| 10553 | case MPI26_MFGPAGE_DEVID_SAS3516: |
| 10554 | case MPI26_MFGPAGE_DEVID_SAS3516_1: |
| 10555 | case MPI26_MFGPAGE_DEVID_SAS3416: |
| 10556 | case MPI26_MFGPAGE_DEVID_SAS3616: |
| 10557 | case MPI26_ATLAS_PCIe_SWITCH_DEVID: |
| 10558 | case MPI26_MFGPAGE_DEVID_CFG_SEC_3916: |
| 10559 | case MPI26_MFGPAGE_DEVID_HARD_SEC_3916: |
| 10560 | case MPI26_MFGPAGE_DEVID_CFG_SEC_3816: |
| 10561 | case MPI26_MFGPAGE_DEVID_HARD_SEC_3816: |
| 10562 | return MPI26_VERSION; |
| 10563 | } |
| 10564 | return 0; |
| 10565 | } |
| 10566 | |
| 10567 | /** |
| 10568 | * _scsih_probe - attach and add scsi host |
| 10569 | * @pdev: PCI device struct |
| 10570 | * @id: pci device id |
| 10571 | * |
| 10572 | * Return: 0 success, anything else error. |
| 10573 | */ |
| 10574 | static int |
| 10575 | _scsih_probe(struct pci_dev *pdev, const struct pci_device_id *id) |
| 10576 | { |
| 10577 | struct MPT3SAS_ADAPTER *ioc; |
| 10578 | struct Scsi_Host *shost = NULL; |
| 10579 | int rv; |
| 10580 | u16 hba_mpi_version; |
| 10581 | |
| 10582 | /* Determine in which MPI version class this pci device belongs */ |
| 10583 | hba_mpi_version = _scsih_determine_hba_mpi_version(pdev); |
| 10584 | if (hba_mpi_version == 0) |
| 10585 | return -ENODEV; |
| 10586 | |
| 10587 | /* Enumerate only SAS 2.0 HBA's if hbas_to_enumerate is one, |
| 10588 | * for other generation HBA's return with -ENODEV |
| 10589 | */ |
| 10590 | if ((hbas_to_enumerate == 1) && (hba_mpi_version != MPI2_VERSION)) |
| 10591 | return -ENODEV; |
| 10592 | |
| 10593 | /* Enumerate only SAS 3.0 HBA's if hbas_to_enumerate is two, |
| 10594 | * for other generation HBA's return with -ENODEV |
| 10595 | */ |
| 10596 | if ((hbas_to_enumerate == 2) && (!(hba_mpi_version == MPI25_VERSION |
| 10597 | || hba_mpi_version == MPI26_VERSION))) |
| 10598 | return -ENODEV; |
| 10599 | |
| 10600 | switch (hba_mpi_version) { |
| 10601 | case MPI2_VERSION: |
| 10602 | pci_disable_link_state(pdev, PCIE_LINK_STATE_L0S | |
| 10603 | PCIE_LINK_STATE_L1 | PCIE_LINK_STATE_CLKPM); |
| 10604 | /* Use mpt2sas driver host template for SAS 2.0 HBA's */ |
| 10605 | shost = scsi_host_alloc(&mpt2sas_driver_template, |
| 10606 | sizeof(struct MPT3SAS_ADAPTER)); |
| 10607 | if (!shost) |
| 10608 | return -ENODEV; |
| 10609 | ioc = shost_priv(shost); |
| 10610 | memset(ioc, 0, sizeof(struct MPT3SAS_ADAPTER)); |
| 10611 | ioc->hba_mpi_version_belonged = hba_mpi_version; |
| 10612 | ioc->id = mpt2_ids++; |
| 10613 | sprintf(ioc->driver_name, "%s", MPT2SAS_DRIVER_NAME); |
| 10614 | switch (pdev->device) { |
| 10615 | case MPI2_MFGPAGE_DEVID_SSS6200: |
| 10616 | ioc->is_warpdrive = 1; |
| 10617 | ioc->hide_ir_msg = 1; |
| 10618 | break; |
| 10619 | case MPI2_MFGPAGE_DEVID_SWITCH_MPI_EP: |
| 10620 | case MPI2_MFGPAGE_DEVID_SWITCH_MPI_EP_1: |
| 10621 | ioc->is_mcpu_endpoint = 1; |
| 10622 | break; |
| 10623 | default: |
| 10624 | ioc->mfg_pg10_hide_flag = MFG_PAGE10_EXPOSE_ALL_DISKS; |
| 10625 | break; |
| 10626 | } |
| 10627 | break; |
| 10628 | case MPI25_VERSION: |
| 10629 | case MPI26_VERSION: |
| 10630 | /* Use mpt3sas driver host template for SAS 3.0 HBA's */ |
| 10631 | shost = scsi_host_alloc(&mpt3sas_driver_template, |
| 10632 | sizeof(struct MPT3SAS_ADAPTER)); |
| 10633 | if (!shost) |
| 10634 | return -ENODEV; |
| 10635 | ioc = shost_priv(shost); |
| 10636 | memset(ioc, 0, sizeof(struct MPT3SAS_ADAPTER)); |
| 10637 | ioc->hba_mpi_version_belonged = hba_mpi_version; |
| 10638 | ioc->id = mpt3_ids++; |
| 10639 | sprintf(ioc->driver_name, "%s", MPT3SAS_DRIVER_NAME); |
| 10640 | switch (pdev->device) { |
| 10641 | case MPI26_MFGPAGE_DEVID_SAS3508: |
| 10642 | case MPI26_MFGPAGE_DEVID_SAS3508_1: |
| 10643 | case MPI26_MFGPAGE_DEVID_SAS3408: |
| 10644 | case MPI26_MFGPAGE_DEVID_SAS3516: |
| 10645 | case MPI26_MFGPAGE_DEVID_SAS3516_1: |
| 10646 | case MPI26_MFGPAGE_DEVID_SAS3416: |
| 10647 | case MPI26_MFGPAGE_DEVID_SAS3616: |
| 10648 | case MPI26_ATLAS_PCIe_SWITCH_DEVID: |
| 10649 | ioc->is_gen35_ioc = 1; |
| 10650 | break; |
| 10651 | case MPI26_MFGPAGE_DEVID_CFG_SEC_3816: |
| 10652 | case MPI26_MFGPAGE_DEVID_CFG_SEC_3916: |
| 10653 | dev_info(&pdev->dev, |
| 10654 | "HBA is in Configurable Secure mode\n"); |
| 10655 | /* fall through */ |
| 10656 | case MPI26_MFGPAGE_DEVID_HARD_SEC_3816: |
| 10657 | case MPI26_MFGPAGE_DEVID_HARD_SEC_3916: |
| 10658 | ioc->is_aero_ioc = ioc->is_gen35_ioc = 1; |
| 10659 | break; |
| 10660 | default: |
| 10661 | ioc->is_gen35_ioc = ioc->is_aero_ioc = 0; |
| 10662 | } |
| 10663 | if ((ioc->hba_mpi_version_belonged == MPI25_VERSION && |
| 10664 | pdev->revision >= SAS3_PCI_DEVICE_C0_REVISION) || |
| 10665 | (ioc->hba_mpi_version_belonged == MPI26_VERSION)) { |
| 10666 | ioc->combined_reply_queue = 1; |
| 10667 | if (ioc->is_gen35_ioc) |
| 10668 | ioc->combined_reply_index_count = |
| 10669 | MPT3_SUP_REPLY_POST_HOST_INDEX_REG_COUNT_G35; |
| 10670 | else |
| 10671 | ioc->combined_reply_index_count = |
| 10672 | MPT3_SUP_REPLY_POST_HOST_INDEX_REG_COUNT_G3; |
| 10673 | } |
| 10674 | break; |
| 10675 | default: |
| 10676 | return -ENODEV; |
| 10677 | } |
| 10678 | |
| 10679 | INIT_LIST_HEAD(&ioc->list); |
| 10680 | spin_lock(&gioc_lock); |
| 10681 | list_add_tail(&ioc->list, &mpt3sas_ioc_list); |
| 10682 | spin_unlock(&gioc_lock); |
| 10683 | ioc->shost = shost; |
| 10684 | ioc->pdev = pdev; |
| 10685 | ioc->scsi_io_cb_idx = scsi_io_cb_idx; |
| 10686 | ioc->tm_cb_idx = tm_cb_idx; |
| 10687 | ioc->ctl_cb_idx = ctl_cb_idx; |
| 10688 | ioc->base_cb_idx = base_cb_idx; |
| 10689 | ioc->port_enable_cb_idx = port_enable_cb_idx; |
| 10690 | ioc->transport_cb_idx = transport_cb_idx; |
| 10691 | ioc->scsih_cb_idx = scsih_cb_idx; |
| 10692 | ioc->config_cb_idx = config_cb_idx; |
| 10693 | ioc->tm_tr_cb_idx = tm_tr_cb_idx; |
| 10694 | ioc->tm_tr_volume_cb_idx = tm_tr_volume_cb_idx; |
| 10695 | ioc->tm_sas_control_cb_idx = tm_sas_control_cb_idx; |
| 10696 | ioc->logging_level = logging_level; |
| 10697 | ioc->schedule_dead_ioc_flush_running_cmds = &_scsih_flush_running_cmds; |
| 10698 | /* Host waits for minimum of six seconds */ |
| 10699 | ioc->max_shutdown_latency = IO_UNIT_CONTROL_SHUTDOWN_TIMEOUT; |
| 10700 | /* |
| 10701 | * Enable MEMORY MOVE support flag. |
| 10702 | */ |
| 10703 | ioc->drv_support_bitmap |= MPT_DRV_SUPPORT_BITMAP_MEMMOVE; |
| 10704 | |
| 10705 | ioc->enable_sdev_max_qd = enable_sdev_max_qd; |
| 10706 | |
| 10707 | /* misc semaphores and spin locks */ |
| 10708 | mutex_init(&ioc->reset_in_progress_mutex); |
| 10709 | /* initializing pci_access_mutex lock */ |
| 10710 | mutex_init(&ioc->pci_access_mutex); |
| 10711 | spin_lock_init(&ioc->ioc_reset_in_progress_lock); |
| 10712 | spin_lock_init(&ioc->scsi_lookup_lock); |
| 10713 | spin_lock_init(&ioc->sas_device_lock); |
| 10714 | spin_lock_init(&ioc->sas_node_lock); |
| 10715 | spin_lock_init(&ioc->fw_event_lock); |
| 10716 | spin_lock_init(&ioc->raid_device_lock); |
| 10717 | spin_lock_init(&ioc->pcie_device_lock); |
| 10718 | spin_lock_init(&ioc->diag_trigger_lock); |
| 10719 | |
| 10720 | INIT_LIST_HEAD(&ioc->sas_device_list); |
| 10721 | INIT_LIST_HEAD(&ioc->sas_device_init_list); |
| 10722 | INIT_LIST_HEAD(&ioc->sas_expander_list); |
| 10723 | INIT_LIST_HEAD(&ioc->enclosure_list); |
| 10724 | INIT_LIST_HEAD(&ioc->pcie_device_list); |
| 10725 | INIT_LIST_HEAD(&ioc->pcie_device_init_list); |
| 10726 | INIT_LIST_HEAD(&ioc->fw_event_list); |
| 10727 | INIT_LIST_HEAD(&ioc->raid_device_list); |
| 10728 | INIT_LIST_HEAD(&ioc->sas_hba.sas_port_list); |
| 10729 | INIT_LIST_HEAD(&ioc->delayed_tr_list); |
| 10730 | INIT_LIST_HEAD(&ioc->delayed_sc_list); |
| 10731 | INIT_LIST_HEAD(&ioc->delayed_event_ack_list); |
| 10732 | INIT_LIST_HEAD(&ioc->delayed_tr_volume_list); |
| 10733 | INIT_LIST_HEAD(&ioc->reply_queue_list); |
| 10734 | |
| 10735 | sprintf(ioc->name, "%s_cm%d", ioc->driver_name, ioc->id); |
| 10736 | |
| 10737 | /* init shost parameters */ |
| 10738 | shost->max_cmd_len = 32; |
| 10739 | shost->max_lun = max_lun; |
| 10740 | shost->transportt = mpt3sas_transport_template; |
| 10741 | shost->unique_id = ioc->id; |
| 10742 | |
| 10743 | if (ioc->is_mcpu_endpoint) { |
| 10744 | /* mCPU MPI support 64K max IO */ |
| 10745 | shost->max_sectors = 128; |
| 10746 | ioc_info(ioc, "The max_sectors value is set to %d\n", |
| 10747 | shost->max_sectors); |
| 10748 | } else { |
| 10749 | if (max_sectors != 0xFFFF) { |
| 10750 | if (max_sectors < 64) { |
| 10751 | shost->max_sectors = 64; |
| 10752 | ioc_warn(ioc, "Invalid value %d passed for max_sectors, range is 64 to 32767. Assigning value of 64.\n", |
| 10753 | max_sectors); |
| 10754 | } else if (max_sectors > 32767) { |
| 10755 | shost->max_sectors = 32767; |
| 10756 | ioc_warn(ioc, "Invalid value %d passed for max_sectors, range is 64 to 32767.Assigning default value of 32767.\n", |
| 10757 | max_sectors); |
| 10758 | } else { |
| 10759 | shost->max_sectors = max_sectors & 0xFFFE; |
| 10760 | ioc_info(ioc, "The max_sectors value is set to %d\n", |
| 10761 | shost->max_sectors); |
| 10762 | } |
| 10763 | } |
| 10764 | } |
| 10765 | /* register EEDP capabilities with SCSI layer */ |
| 10766 | if (prot_mask > 0) |
| 10767 | scsi_host_set_prot(shost, prot_mask); |
| 10768 | else |
| 10769 | scsi_host_set_prot(shost, SHOST_DIF_TYPE1_PROTECTION |
| 10770 | | SHOST_DIF_TYPE2_PROTECTION |
| 10771 | | SHOST_DIF_TYPE3_PROTECTION); |
| 10772 | |
| 10773 | scsi_host_set_guard(shost, SHOST_DIX_GUARD_CRC); |
| 10774 | |
| 10775 | /* event thread */ |
| 10776 | snprintf(ioc->firmware_event_name, sizeof(ioc->firmware_event_name), |
| 10777 | "fw_event_%s%d", ioc->driver_name, ioc->id); |
| 10778 | ioc->firmware_event_thread = alloc_ordered_workqueue( |
| 10779 | ioc->firmware_event_name, 0); |
| 10780 | if (!ioc->firmware_event_thread) { |
| 10781 | ioc_err(ioc, "failure at %s:%d/%s()!\n", |
| 10782 | __FILE__, __LINE__, __func__); |
| 10783 | rv = -ENODEV; |
| 10784 | goto out_thread_fail; |
| 10785 | } |
| 10786 | |
| 10787 | ioc->is_driver_loading = 1; |
| 10788 | if ((mpt3sas_base_attach(ioc))) { |
| 10789 | ioc_err(ioc, "failure at %s:%d/%s()!\n", |
| 10790 | __FILE__, __LINE__, __func__); |
| 10791 | rv = -ENODEV; |
| 10792 | goto out_attach_fail; |
| 10793 | } |
| 10794 | |
| 10795 | if (ioc->is_warpdrive) { |
| 10796 | if (ioc->mfg_pg10_hide_flag == MFG_PAGE10_EXPOSE_ALL_DISKS) |
| 10797 | ioc->hide_drives = 0; |
| 10798 | else if (ioc->mfg_pg10_hide_flag == MFG_PAGE10_HIDE_ALL_DISKS) |
| 10799 | ioc->hide_drives = 1; |
| 10800 | else { |
| 10801 | if (mpt3sas_get_num_volumes(ioc)) |
| 10802 | ioc->hide_drives = 1; |
| 10803 | else |
| 10804 | ioc->hide_drives = 0; |
| 10805 | } |
| 10806 | } else |
| 10807 | ioc->hide_drives = 0; |
| 10808 | |
| 10809 | rv = scsi_add_host(shost, &pdev->dev); |
| 10810 | if (rv) { |
| 10811 | ioc_err(ioc, "failure at %s:%d/%s()!\n", |
| 10812 | __FILE__, __LINE__, __func__); |
| 10813 | goto out_add_shost_fail; |
| 10814 | } |
| 10815 | |
| 10816 | scsi_scan_host(shost); |
| 10817 | return 0; |
| 10818 | out_add_shost_fail: |
| 10819 | mpt3sas_base_detach(ioc); |
| 10820 | out_attach_fail: |
| 10821 | destroy_workqueue(ioc->firmware_event_thread); |
| 10822 | out_thread_fail: |
| 10823 | spin_lock(&gioc_lock); |
| 10824 | list_del(&ioc->list); |
| 10825 | spin_unlock(&gioc_lock); |
| 10826 | scsi_host_put(shost); |
| 10827 | return rv; |
| 10828 | } |
| 10829 | |
| 10830 | #ifdef CONFIG_PM |
| 10831 | /** |
| 10832 | * scsih_suspend - power management suspend main entry point |
| 10833 | * @pdev: PCI device struct |
| 10834 | * @state: PM state change to (usually PCI_D3) |
| 10835 | * |
| 10836 | * Return: 0 success, anything else error. |
| 10837 | */ |
| 10838 | static int |
| 10839 | scsih_suspend(struct pci_dev *pdev, pm_message_t state) |
| 10840 | { |
| 10841 | struct Scsi_Host *shost = pci_get_drvdata(pdev); |
| 10842 | struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); |
| 10843 | pci_power_t device_state; |
| 10844 | |
| 10845 | mpt3sas_base_stop_watchdog(ioc); |
| 10846 | flush_scheduled_work(); |
| 10847 | scsi_block_requests(shost); |
| 10848 | _scsih_nvme_shutdown(ioc); |
| 10849 | device_state = pci_choose_state(pdev, state); |
| 10850 | ioc_info(ioc, "pdev=0x%p, slot=%s, entering operating state [D%d]\n", |
| 10851 | pdev, pci_name(pdev), device_state); |
| 10852 | |
| 10853 | pci_save_state(pdev); |
| 10854 | mpt3sas_base_free_resources(ioc); |
| 10855 | pci_set_power_state(pdev, device_state); |
| 10856 | return 0; |
| 10857 | } |
| 10858 | |
| 10859 | /** |
| 10860 | * scsih_resume - power management resume main entry point |
| 10861 | * @pdev: PCI device struct |
| 10862 | * |
| 10863 | * Return: 0 success, anything else error. |
| 10864 | */ |
| 10865 | static int |
| 10866 | scsih_resume(struct pci_dev *pdev) |
| 10867 | { |
| 10868 | struct Scsi_Host *shost = pci_get_drvdata(pdev); |
| 10869 | struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); |
| 10870 | pci_power_t device_state = pdev->current_state; |
| 10871 | int r; |
| 10872 | |
| 10873 | ioc_info(ioc, "pdev=0x%p, slot=%s, previous operating state [D%d]\n", |
| 10874 | pdev, pci_name(pdev), device_state); |
| 10875 | |
| 10876 | pci_set_power_state(pdev, PCI_D0); |
| 10877 | pci_enable_wake(pdev, PCI_D0, 0); |
| 10878 | pci_restore_state(pdev); |
| 10879 | ioc->pdev = pdev; |
| 10880 | r = mpt3sas_base_map_resources(ioc); |
| 10881 | if (r) |
| 10882 | return r; |
| 10883 | ioc_info(ioc, "Issuing Hard Reset as part of OS Resume\n"); |
| 10884 | mpt3sas_base_hard_reset_handler(ioc, SOFT_RESET); |
| 10885 | scsi_unblock_requests(shost); |
| 10886 | mpt3sas_base_start_watchdog(ioc); |
| 10887 | return 0; |
| 10888 | } |
| 10889 | #endif /* CONFIG_PM */ |
| 10890 | |
| 10891 | /** |
| 10892 | * scsih_pci_error_detected - Called when a PCI error is detected. |
| 10893 | * @pdev: PCI device struct |
| 10894 | * @state: PCI channel state |
| 10895 | * |
| 10896 | * Description: Called when a PCI error is detected. |
| 10897 | * |
| 10898 | * Return: PCI_ERS_RESULT_NEED_RESET or PCI_ERS_RESULT_DISCONNECT. |
| 10899 | */ |
| 10900 | static pci_ers_result_t |
| 10901 | scsih_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state) |
| 10902 | { |
| 10903 | struct Scsi_Host *shost = pci_get_drvdata(pdev); |
| 10904 | struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); |
| 10905 | |
| 10906 | ioc_info(ioc, "PCI error: detected callback, state(%d)!!\n", state); |
| 10907 | |
| 10908 | switch (state) { |
| 10909 | case pci_channel_io_normal: |
| 10910 | return PCI_ERS_RESULT_CAN_RECOVER; |
| 10911 | case pci_channel_io_frozen: |
| 10912 | /* Fatal error, prepare for slot reset */ |
| 10913 | ioc->pci_error_recovery = 1; |
| 10914 | scsi_block_requests(ioc->shost); |
| 10915 | mpt3sas_base_stop_watchdog(ioc); |
| 10916 | mpt3sas_base_free_resources(ioc); |
| 10917 | return PCI_ERS_RESULT_NEED_RESET; |
| 10918 | case pci_channel_io_perm_failure: |
| 10919 | /* Permanent error, prepare for device removal */ |
| 10920 | ioc->pci_error_recovery = 1; |
| 10921 | mpt3sas_base_stop_watchdog(ioc); |
| 10922 | _scsih_flush_running_cmds(ioc); |
| 10923 | return PCI_ERS_RESULT_DISCONNECT; |
| 10924 | } |
| 10925 | return PCI_ERS_RESULT_NEED_RESET; |
| 10926 | } |
| 10927 | |
| 10928 | /** |
| 10929 | * scsih_pci_slot_reset - Called when PCI slot has been reset. |
| 10930 | * @pdev: PCI device struct |
| 10931 | * |
| 10932 | * Description: This routine is called by the pci error recovery |
| 10933 | * code after the PCI slot has been reset, just before we |
| 10934 | * should resume normal operations. |
| 10935 | */ |
| 10936 | static pci_ers_result_t |
| 10937 | scsih_pci_slot_reset(struct pci_dev *pdev) |
| 10938 | { |
| 10939 | struct Scsi_Host *shost = pci_get_drvdata(pdev); |
| 10940 | struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); |
| 10941 | int rc; |
| 10942 | |
| 10943 | ioc_info(ioc, "PCI error: slot reset callback!!\n"); |
| 10944 | |
| 10945 | ioc->pci_error_recovery = 0; |
| 10946 | ioc->pdev = pdev; |
| 10947 | pci_restore_state(pdev); |
| 10948 | rc = mpt3sas_base_map_resources(ioc); |
| 10949 | if (rc) |
| 10950 | return PCI_ERS_RESULT_DISCONNECT; |
| 10951 | |
| 10952 | ioc_info(ioc, "Issuing Hard Reset as part of PCI Slot Reset\n"); |
| 10953 | rc = mpt3sas_base_hard_reset_handler(ioc, FORCE_BIG_HAMMER); |
| 10954 | |
| 10955 | ioc_warn(ioc, "hard reset: %s\n", |
| 10956 | (rc == 0) ? "success" : "failed"); |
| 10957 | |
| 10958 | if (!rc) |
| 10959 | return PCI_ERS_RESULT_RECOVERED; |
| 10960 | else |
| 10961 | return PCI_ERS_RESULT_DISCONNECT; |
| 10962 | } |
| 10963 | |
| 10964 | /** |
| 10965 | * scsih_pci_resume() - resume normal ops after PCI reset |
| 10966 | * @pdev: pointer to PCI device |
| 10967 | * |
| 10968 | * Called when the error recovery driver tells us that its |
| 10969 | * OK to resume normal operation. Use completion to allow |
| 10970 | * halted scsi ops to resume. |
| 10971 | */ |
| 10972 | static void |
| 10973 | scsih_pci_resume(struct pci_dev *pdev) |
| 10974 | { |
| 10975 | struct Scsi_Host *shost = pci_get_drvdata(pdev); |
| 10976 | struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); |
| 10977 | |
| 10978 | ioc_info(ioc, "PCI error: resume callback!!\n"); |
| 10979 | |
| 10980 | mpt3sas_base_start_watchdog(ioc); |
| 10981 | scsi_unblock_requests(ioc->shost); |
| 10982 | } |
| 10983 | |
| 10984 | /** |
| 10985 | * scsih_pci_mmio_enabled - Enable MMIO and dump debug registers |
| 10986 | * @pdev: pointer to PCI device |
| 10987 | */ |
| 10988 | static pci_ers_result_t |
| 10989 | scsih_pci_mmio_enabled(struct pci_dev *pdev) |
| 10990 | { |
| 10991 | struct Scsi_Host *shost = pci_get_drvdata(pdev); |
| 10992 | struct MPT3SAS_ADAPTER *ioc = shost_priv(shost); |
| 10993 | |
| 10994 | ioc_info(ioc, "PCI error: mmio enabled callback!!\n"); |
| 10995 | |
| 10996 | /* TODO - dump whatever for debugging purposes */ |
| 10997 | |
| 10998 | /* This called only if scsih_pci_error_detected returns |
| 10999 | * PCI_ERS_RESULT_CAN_RECOVER. Read/write to the device still |
| 11000 | * works, no need to reset slot. |
| 11001 | */ |
| 11002 | return PCI_ERS_RESULT_RECOVERED; |
| 11003 | } |
| 11004 | |
| 11005 | /** |
| 11006 | * scsih__ncq_prio_supp - Check for NCQ command priority support |
| 11007 | * @sdev: scsi device struct |
| 11008 | * |
| 11009 | * This is called when a user indicates they would like to enable |
| 11010 | * ncq command priorities. This works only on SATA devices. |
| 11011 | */ |
| 11012 | bool scsih_ncq_prio_supp(struct scsi_device *sdev) |
| 11013 | { |
| 11014 | unsigned char *buf; |
| 11015 | bool ncq_prio_supp = false; |
| 11016 | |
| 11017 | if (!scsi_device_supports_vpd(sdev)) |
| 11018 | return ncq_prio_supp; |
| 11019 | |
| 11020 | buf = kmalloc(SCSI_VPD_PG_LEN, GFP_KERNEL); |
| 11021 | if (!buf) |
| 11022 | return ncq_prio_supp; |
| 11023 | |
| 11024 | if (!scsi_get_vpd_page(sdev, 0x89, buf, SCSI_VPD_PG_LEN)) |
| 11025 | ncq_prio_supp = (buf[213] >> 4) & 1; |
| 11026 | |
| 11027 | kfree(buf); |
| 11028 | return ncq_prio_supp; |
| 11029 | } |
| 11030 | /* |
| 11031 | * The pci device ids are defined in mpi/mpi2_cnfg.h. |
| 11032 | */ |
| 11033 | static const struct pci_device_id mpt3sas_pci_table[] = { |
| 11034 | /* Spitfire ~ 2004 */ |
| 11035 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2004, |
| 11036 | PCI_ANY_ID, PCI_ANY_ID }, |
| 11037 | /* Falcon ~ 2008 */ |
| 11038 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2008, |
| 11039 | PCI_ANY_ID, PCI_ANY_ID }, |
| 11040 | /* Liberator ~ 2108 */ |
| 11041 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2108_1, |
| 11042 | PCI_ANY_ID, PCI_ANY_ID }, |
| 11043 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2108_2, |
| 11044 | PCI_ANY_ID, PCI_ANY_ID }, |
| 11045 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2108_3, |
| 11046 | PCI_ANY_ID, PCI_ANY_ID }, |
| 11047 | /* Meteor ~ 2116 */ |
| 11048 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2116_1, |
| 11049 | PCI_ANY_ID, PCI_ANY_ID }, |
| 11050 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2116_2, |
| 11051 | PCI_ANY_ID, PCI_ANY_ID }, |
| 11052 | /* Thunderbolt ~ 2208 */ |
| 11053 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_1, |
| 11054 | PCI_ANY_ID, PCI_ANY_ID }, |
| 11055 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_2, |
| 11056 | PCI_ANY_ID, PCI_ANY_ID }, |
| 11057 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_3, |
| 11058 | PCI_ANY_ID, PCI_ANY_ID }, |
| 11059 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_4, |
| 11060 | PCI_ANY_ID, PCI_ANY_ID }, |
| 11061 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_5, |
| 11062 | PCI_ANY_ID, PCI_ANY_ID }, |
| 11063 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_6, |
| 11064 | PCI_ANY_ID, PCI_ANY_ID }, |
| 11065 | /* Mustang ~ 2308 */ |
| 11066 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2308_1, |
| 11067 | PCI_ANY_ID, PCI_ANY_ID }, |
| 11068 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2308_2, |
| 11069 | PCI_ANY_ID, PCI_ANY_ID }, |
| 11070 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2308_3, |
| 11071 | PCI_ANY_ID, PCI_ANY_ID }, |
| 11072 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SWITCH_MPI_EP, |
| 11073 | PCI_ANY_ID, PCI_ANY_ID }, |
| 11074 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SWITCH_MPI_EP_1, |
| 11075 | PCI_ANY_ID, PCI_ANY_ID }, |
| 11076 | /* SSS6200 */ |
| 11077 | { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SSS6200, |
| 11078 | PCI_ANY_ID, PCI_ANY_ID }, |
| 11079 | /* Fury ~ 3004 and 3008 */ |
| 11080 | { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3004, |
| 11081 | PCI_ANY_ID, PCI_ANY_ID }, |
| 11082 | { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3008, |
| 11083 | PCI_ANY_ID, PCI_ANY_ID }, |
| 11084 | /* Invader ~ 3108 */ |
| 11085 | { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3108_1, |
| 11086 | PCI_ANY_ID, PCI_ANY_ID }, |
| 11087 | { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3108_2, |
| 11088 | PCI_ANY_ID, PCI_ANY_ID }, |
| 11089 | { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3108_5, |
| 11090 | PCI_ANY_ID, PCI_ANY_ID }, |
| 11091 | { MPI2_MFGPAGE_VENDORID_LSI, MPI25_MFGPAGE_DEVID_SAS3108_6, |
| 11092 | PCI_ANY_ID, PCI_ANY_ID }, |
| 11093 | /* Cutlass ~ 3216 and 3224 */ |
| 11094 | { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3216, |
| 11095 | PCI_ANY_ID, PCI_ANY_ID }, |
| 11096 | { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3224, |
| 11097 | PCI_ANY_ID, PCI_ANY_ID }, |
| 11098 | /* Intruder ~ 3316 and 3324 */ |
| 11099 | { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3316_1, |
| 11100 | PCI_ANY_ID, PCI_ANY_ID }, |
| 11101 | { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3316_2, |
| 11102 | PCI_ANY_ID, PCI_ANY_ID }, |
| 11103 | { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3316_3, |
| 11104 | PCI_ANY_ID, PCI_ANY_ID }, |
| 11105 | { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3316_4, |
| 11106 | PCI_ANY_ID, PCI_ANY_ID }, |
| 11107 | { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3324_1, |
| 11108 | PCI_ANY_ID, PCI_ANY_ID }, |
| 11109 | { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3324_2, |
| 11110 | PCI_ANY_ID, PCI_ANY_ID }, |
| 11111 | { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3324_3, |
| 11112 | PCI_ANY_ID, PCI_ANY_ID }, |
| 11113 | { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3324_4, |
| 11114 | PCI_ANY_ID, PCI_ANY_ID }, |
| 11115 | /* Ventura, Crusader, Harpoon & Tomcat ~ 3516, 3416, 3508 & 3408*/ |
| 11116 | { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3508, |
| 11117 | PCI_ANY_ID, PCI_ANY_ID }, |
| 11118 | { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3508_1, |
| 11119 | PCI_ANY_ID, PCI_ANY_ID }, |
| 11120 | { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3408, |
| 11121 | PCI_ANY_ID, PCI_ANY_ID }, |
| 11122 | { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3516, |
| 11123 | PCI_ANY_ID, PCI_ANY_ID }, |
| 11124 | { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3516_1, |
| 11125 | PCI_ANY_ID, PCI_ANY_ID }, |
| 11126 | { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3416, |
| 11127 | PCI_ANY_ID, PCI_ANY_ID }, |
| 11128 | /* Mercator ~ 3616*/ |
| 11129 | { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3616, |
| 11130 | PCI_ANY_ID, PCI_ANY_ID }, |
| 11131 | |
| 11132 | /* Aero SI 0x00E1 Configurable Secure |
| 11133 | * 0x00E2 Hard Secure |
| 11134 | */ |
| 11135 | { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_CFG_SEC_3916, |
| 11136 | PCI_ANY_ID, PCI_ANY_ID }, |
| 11137 | { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_HARD_SEC_3916, |
| 11138 | PCI_ANY_ID, PCI_ANY_ID }, |
| 11139 | |
| 11140 | /* Atlas PCIe Switch Management Port */ |
| 11141 | { MPI2_MFGPAGE_VENDORID_LSI, MPI26_ATLAS_PCIe_SWITCH_DEVID, |
| 11142 | PCI_ANY_ID, PCI_ANY_ID }, |
| 11143 | |
| 11144 | /* Sea SI 0x00E5 Configurable Secure |
| 11145 | * 0x00E6 Hard Secure |
| 11146 | */ |
| 11147 | { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_CFG_SEC_3816, |
| 11148 | PCI_ANY_ID, PCI_ANY_ID }, |
| 11149 | { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_HARD_SEC_3816, |
| 11150 | PCI_ANY_ID, PCI_ANY_ID }, |
| 11151 | |
| 11152 | {0} /* Terminating entry */ |
| 11153 | }; |
| 11154 | MODULE_DEVICE_TABLE(pci, mpt3sas_pci_table); |
| 11155 | |
| 11156 | static struct pci_error_handlers _mpt3sas_err_handler = { |
| 11157 | .error_detected = scsih_pci_error_detected, |
| 11158 | .mmio_enabled = scsih_pci_mmio_enabled, |
| 11159 | .slot_reset = scsih_pci_slot_reset, |
| 11160 | .resume = scsih_pci_resume, |
| 11161 | }; |
| 11162 | |
| 11163 | static struct pci_driver mpt3sas_driver = { |
| 11164 | .name = MPT3SAS_DRIVER_NAME, |
| 11165 | .id_table = mpt3sas_pci_table, |
| 11166 | .probe = _scsih_probe, |
| 11167 | .remove = scsih_remove, |
| 11168 | .shutdown = scsih_shutdown, |
| 11169 | .err_handler = &_mpt3sas_err_handler, |
| 11170 | #ifdef CONFIG_PM |
| 11171 | .suspend = scsih_suspend, |
| 11172 | .resume = scsih_resume, |
| 11173 | #endif |
| 11174 | }; |
| 11175 | |
| 11176 | /** |
| 11177 | * scsih_init - main entry point for this driver. |
| 11178 | * |
| 11179 | * Return: 0 success, anything else error. |
| 11180 | */ |
| 11181 | static int |
| 11182 | scsih_init(void) |
| 11183 | { |
| 11184 | mpt2_ids = 0; |
| 11185 | mpt3_ids = 0; |
| 11186 | |
| 11187 | mpt3sas_base_initialize_callback_handler(); |
| 11188 | |
| 11189 | /* queuecommand callback hander */ |
| 11190 | scsi_io_cb_idx = mpt3sas_base_register_callback_handler(_scsih_io_done); |
| 11191 | |
| 11192 | /* task management callback handler */ |
| 11193 | tm_cb_idx = mpt3sas_base_register_callback_handler(_scsih_tm_done); |
| 11194 | |
| 11195 | /* base internal commands callback handler */ |
| 11196 | base_cb_idx = mpt3sas_base_register_callback_handler(mpt3sas_base_done); |
| 11197 | port_enable_cb_idx = mpt3sas_base_register_callback_handler( |
| 11198 | mpt3sas_port_enable_done); |
| 11199 | |
| 11200 | /* transport internal commands callback handler */ |
| 11201 | transport_cb_idx = mpt3sas_base_register_callback_handler( |
| 11202 | mpt3sas_transport_done); |
| 11203 | |
| 11204 | /* scsih internal commands callback handler */ |
| 11205 | scsih_cb_idx = mpt3sas_base_register_callback_handler(_scsih_done); |
| 11206 | |
| 11207 | /* configuration page API internal commands callback handler */ |
| 11208 | config_cb_idx = mpt3sas_base_register_callback_handler( |
| 11209 | mpt3sas_config_done); |
| 11210 | |
| 11211 | /* ctl module callback handler */ |
| 11212 | ctl_cb_idx = mpt3sas_base_register_callback_handler(mpt3sas_ctl_done); |
| 11213 | |
| 11214 | tm_tr_cb_idx = mpt3sas_base_register_callback_handler( |
| 11215 | _scsih_tm_tr_complete); |
| 11216 | |
| 11217 | tm_tr_volume_cb_idx = mpt3sas_base_register_callback_handler( |
| 11218 | _scsih_tm_volume_tr_complete); |
| 11219 | |
| 11220 | tm_sas_control_cb_idx = mpt3sas_base_register_callback_handler( |
| 11221 | _scsih_sas_control_complete); |
| 11222 | |
| 11223 | return 0; |
| 11224 | } |
| 11225 | |
| 11226 | /** |
| 11227 | * scsih_exit - exit point for this driver (when it is a module). |
| 11228 | * |
| 11229 | * Return: 0 success, anything else error. |
| 11230 | */ |
| 11231 | static void |
| 11232 | scsih_exit(void) |
| 11233 | { |
| 11234 | |
| 11235 | mpt3sas_base_release_callback_handler(scsi_io_cb_idx); |
| 11236 | mpt3sas_base_release_callback_handler(tm_cb_idx); |
| 11237 | mpt3sas_base_release_callback_handler(base_cb_idx); |
| 11238 | mpt3sas_base_release_callback_handler(port_enable_cb_idx); |
| 11239 | mpt3sas_base_release_callback_handler(transport_cb_idx); |
| 11240 | mpt3sas_base_release_callback_handler(scsih_cb_idx); |
| 11241 | mpt3sas_base_release_callback_handler(config_cb_idx); |
| 11242 | mpt3sas_base_release_callback_handler(ctl_cb_idx); |
| 11243 | |
| 11244 | mpt3sas_base_release_callback_handler(tm_tr_cb_idx); |
| 11245 | mpt3sas_base_release_callback_handler(tm_tr_volume_cb_idx); |
| 11246 | mpt3sas_base_release_callback_handler(tm_sas_control_cb_idx); |
| 11247 | |
| 11248 | /* raid transport support */ |
| 11249 | if (hbas_to_enumerate != 1) |
| 11250 | raid_class_release(mpt3sas_raid_template); |
| 11251 | if (hbas_to_enumerate != 2) |
| 11252 | raid_class_release(mpt2sas_raid_template); |
| 11253 | sas_release_transport(mpt3sas_transport_template); |
| 11254 | } |
| 11255 | |
| 11256 | /** |
| 11257 | * _mpt3sas_init - main entry point for this driver. |
| 11258 | * |
| 11259 | * Return: 0 success, anything else error. |
| 11260 | */ |
| 11261 | static int __init |
| 11262 | _mpt3sas_init(void) |
| 11263 | { |
| 11264 | int error; |
| 11265 | |
| 11266 | pr_info("%s version %s loaded\n", MPT3SAS_DRIVER_NAME, |
| 11267 | MPT3SAS_DRIVER_VERSION); |
| 11268 | |
| 11269 | mpt3sas_transport_template = |
| 11270 | sas_attach_transport(&mpt3sas_transport_functions); |
| 11271 | if (!mpt3sas_transport_template) |
| 11272 | return -ENODEV; |
| 11273 | |
| 11274 | /* No need attach mpt3sas raid functions template |
| 11275 | * if hbas_to_enumarate value is one. |
| 11276 | */ |
| 11277 | if (hbas_to_enumerate != 1) { |
| 11278 | mpt3sas_raid_template = |
| 11279 | raid_class_attach(&mpt3sas_raid_functions); |
| 11280 | if (!mpt3sas_raid_template) { |
| 11281 | sas_release_transport(mpt3sas_transport_template); |
| 11282 | return -ENODEV; |
| 11283 | } |
| 11284 | } |
| 11285 | |
| 11286 | /* No need to attach mpt2sas raid functions template |
| 11287 | * if hbas_to_enumarate value is two |
| 11288 | */ |
| 11289 | if (hbas_to_enumerate != 2) { |
| 11290 | mpt2sas_raid_template = |
| 11291 | raid_class_attach(&mpt2sas_raid_functions); |
| 11292 | if (!mpt2sas_raid_template) { |
| 11293 | sas_release_transport(mpt3sas_transport_template); |
| 11294 | return -ENODEV; |
| 11295 | } |
| 11296 | } |
| 11297 | |
| 11298 | error = scsih_init(); |
| 11299 | if (error) { |
| 11300 | scsih_exit(); |
| 11301 | return error; |
| 11302 | } |
| 11303 | |
| 11304 | mpt3sas_ctl_init(hbas_to_enumerate); |
| 11305 | |
| 11306 | error = pci_register_driver(&mpt3sas_driver); |
| 11307 | if (error) |
| 11308 | scsih_exit(); |
| 11309 | |
| 11310 | return error; |
| 11311 | } |
| 11312 | |
| 11313 | /** |
| 11314 | * _mpt3sas_exit - exit point for this driver (when it is a module). |
| 11315 | * |
| 11316 | */ |
| 11317 | static void __exit |
| 11318 | _mpt3sas_exit(void) |
| 11319 | { |
| 11320 | pr_info("mpt3sas version %s unloading\n", |
| 11321 | MPT3SAS_DRIVER_VERSION); |
| 11322 | |
| 11323 | mpt3sas_ctl_exit(hbas_to_enumerate); |
| 11324 | |
| 11325 | pci_unregister_driver(&mpt3sas_driver); |
| 11326 | |
| 11327 | scsih_exit(); |
| 11328 | } |
| 11329 | |
| 11330 | module_init(_mpt3sas_init); |
| 11331 | module_exit(_mpt3sas_exit); |