diff options
| author | Stephen M. Cameron <scameron@beardog.cce.hp.com> | 2011-03-09 18:00:01 -0500 |
|---|---|---|
| committer | James Bottomley <James.Bottomley@suse.de> | 2011-03-14 19:40:20 -0400 |
| commit | 3f5eac3a040a2ea61a575f713aabedecdd23c3f8 (patch) | |
| tree | ac421baa47d2bf8c569fb054c39e0cf70586785b | |
| parent | 5b94e23292dec213e5bb0240894b597d93744e2a (diff) | |
[SCSI] hpsa: move device attributes to avoid forward declarations
Signed-off-by: Stephen M. Cameron <scameron@beardog.cce.hp.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
| -rw-r--r-- | drivers/scsi/hpsa.c | 253 |
1 files changed, 120 insertions, 133 deletions
diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c index 09a529e34452..dcabef4bb149 100644 --- a/drivers/scsi/hpsa.c +++ b/drivers/scsi/hpsa.c | |||
| @@ -155,21 +155,7 @@ static int hpsa_eh_device_reset_handler(struct scsi_cmnd *scsicmd); | |||
| 155 | static int hpsa_slave_alloc(struct scsi_device *sdev); | 155 | static int hpsa_slave_alloc(struct scsi_device *sdev); |
| 156 | static void hpsa_slave_destroy(struct scsi_device *sdev); | 156 | static void hpsa_slave_destroy(struct scsi_device *sdev); |
| 157 | 157 | ||
| 158 | static ssize_t raid_level_show(struct device *dev, | ||
| 159 | struct device_attribute *attr, char *buf); | ||
| 160 | static ssize_t lunid_show(struct device *dev, | ||
| 161 | struct device_attribute *attr, char *buf); | ||
| 162 | static ssize_t unique_id_show(struct device *dev, | ||
| 163 | struct device_attribute *attr, char *buf); | ||
| 164 | static ssize_t host_show_firmware_revision(struct device *dev, | ||
| 165 | struct device_attribute *attr, char *buf); | ||
| 166 | static ssize_t host_show_commands_outstanding(struct device *dev, | ||
| 167 | struct device_attribute *attr, char *buf); | ||
| 168 | static ssize_t host_show_transport_mode(struct device *dev, | ||
| 169 | struct device_attribute *attr, char *buf); | ||
| 170 | static void hpsa_update_scsi_devices(struct ctlr_info *h, int hostno); | 158 | static void hpsa_update_scsi_devices(struct ctlr_info *h, int hostno); |
| 171 | static ssize_t host_store_rescan(struct device *dev, | ||
| 172 | struct device_attribute *attr, const char *buf, size_t count); | ||
| 173 | static int check_for_unit_attention(struct ctlr_info *h, | 159 | static int check_for_unit_attention(struct ctlr_info *h, |
| 174 | struct CommandList *c); | 160 | struct CommandList *c); |
| 175 | static void check_ioctl_unit_attention(struct ctlr_info *h, | 161 | static void check_ioctl_unit_attention(struct ctlr_info *h, |
| @@ -190,53 +176,6 @@ static int __devinit hpsa_wait_for_board_state(struct pci_dev *pdev, | |||
| 190 | #define BOARD_NOT_READY 0 | 176 | #define BOARD_NOT_READY 0 |
| 191 | #define BOARD_READY 1 | 177 | #define BOARD_READY 1 |
| 192 | 178 | ||
| 193 | static DEVICE_ATTR(raid_level, S_IRUGO, raid_level_show, NULL); | ||
| 194 | static DEVICE_ATTR(lunid, S_IRUGO, lunid_show, NULL); | ||
| 195 | static DEVICE_ATTR(unique_id, S_IRUGO, unique_id_show, NULL); | ||
| 196 | static DEVICE_ATTR(rescan, S_IWUSR, NULL, host_store_rescan); | ||
| 197 | static DEVICE_ATTR(firmware_revision, S_IRUGO, | ||
| 198 | host_show_firmware_revision, NULL); | ||
| 199 | static DEVICE_ATTR(commands_outstanding, S_IRUGO, | ||
| 200 | host_show_commands_outstanding, NULL); | ||
| 201 | static DEVICE_ATTR(transport_mode, S_IRUGO, | ||
| 202 | host_show_transport_mode, NULL); | ||
| 203 | |||
| 204 | static struct device_attribute *hpsa_sdev_attrs[] = { | ||
| 205 | &dev_attr_raid_level, | ||
| 206 | &dev_attr_lunid, | ||
| 207 | &dev_attr_unique_id, | ||
| 208 | NULL, | ||
| 209 | }; | ||
| 210 | |||
| 211 | static struct device_attribute *hpsa_shost_attrs[] = { | ||
| 212 | &dev_attr_rescan, | ||
| 213 | &dev_attr_firmware_revision, | ||
| 214 | &dev_attr_commands_outstanding, | ||
| 215 | &dev_attr_transport_mode, | ||
| 216 | NULL, | ||
| 217 | }; | ||
| 218 | |||
| 219 | static struct scsi_host_template hpsa_driver_template = { | ||
| 220 | .module = THIS_MODULE, | ||
| 221 | .name = "hpsa", | ||
| 222 | .proc_name = "hpsa", | ||
| 223 | .queuecommand = hpsa_scsi_queue_command, | ||
| 224 | .scan_start = hpsa_scan_start, | ||
| 225 | .scan_finished = hpsa_scan_finished, | ||
| 226 | .change_queue_depth = hpsa_change_queue_depth, | ||
| 227 | .this_id = -1, | ||
| 228 | .use_clustering = ENABLE_CLUSTERING, | ||
| 229 | .eh_device_reset_handler = hpsa_eh_device_reset_handler, | ||
| 230 | .ioctl = hpsa_ioctl, | ||
| 231 | .slave_alloc = hpsa_slave_alloc, | ||
| 232 | .slave_destroy = hpsa_slave_destroy, | ||
| 233 | #ifdef CONFIG_COMPAT | ||
| 234 | .compat_ioctl = hpsa_compat_ioctl, | ||
| 235 | #endif | ||
| 236 | .sdev_attrs = hpsa_sdev_attrs, | ||
| 237 | .shost_attrs = hpsa_shost_attrs, | ||
| 238 | }; | ||
| 239 | |||
| 240 | static inline struct ctlr_info *sdev_to_hba(struct scsi_device *sdev) | 179 | static inline struct ctlr_info *sdev_to_hba(struct scsi_device *sdev) |
| 241 | { | 180 | { |
| 242 | unsigned long *priv = shost_priv(sdev->host); | 181 | unsigned long *priv = shost_priv(sdev->host); |
| @@ -334,83 +273,11 @@ static ssize_t host_show_transport_mode(struct device *dev, | |||
| 334 | "performant" : "simple"); | 273 | "performant" : "simple"); |
| 335 | } | 274 | } |
| 336 | 275 | ||
| 337 | /* Enqueuing and dequeuing functions for cmdlists. */ | ||
| 338 | static inline void addQ(struct list_head *list, struct CommandList *c) | ||
| 339 | { | ||
| 340 | list_add_tail(&c->list, list); | ||
| 341 | } | ||
| 342 | |||
| 343 | static inline u32 next_command(struct ctlr_info *h) | ||
| 344 | { | ||
| 345 | u32 a; | ||
| 346 | |||
| 347 | if (unlikely(!(h->transMethod & CFGTBL_Trans_Performant))) | ||
| 348 | return h->access.command_completed(h); | ||
| 349 | |||
| 350 | if ((*(h->reply_pool_head) & 1) == (h->reply_pool_wraparound)) { | ||
| 351 | a = *(h->reply_pool_head); /* Next cmd in ring buffer */ | ||
| 352 | (h->reply_pool_head)++; | ||
| 353 | h->commands_outstanding--; | ||
| 354 | } else { | ||
| 355 | a = FIFO_EMPTY; | ||
| 356 | } | ||
| 357 | /* Check for wraparound */ | ||
| 358 | if (h->reply_pool_head == (h->reply_pool + h->max_commands)) { | ||
| 359 | h->reply_pool_head = h->reply_pool; | ||
| 360 | h->reply_pool_wraparound ^= 1; | ||
| 361 | } | ||
| 362 | return a; | ||
| 363 | } | ||
| 364 | |||
| 365 | /* set_performant_mode: Modify the tag for cciss performant | ||
| 366 | * set bit 0 for pull model, bits 3-1 for block fetch | ||
| 367 | * register number | ||
| 368 | */ | ||
| 369 | static void set_performant_mode(struct ctlr_info *h, struct CommandList *c) | ||
| 370 | { | ||
| 371 | if (likely(h->transMethod & CFGTBL_Trans_Performant)) | ||
| 372 | c->busaddr |= 1 | (h->blockFetchTable[c->Header.SGList] << 1); | ||
| 373 | } | ||
| 374 | |||
| 375 | static void enqueue_cmd_and_start_io(struct ctlr_info *h, | ||
| 376 | struct CommandList *c) | ||
| 377 | { | ||
| 378 | unsigned long flags; | ||
| 379 | |||
| 380 | set_performant_mode(h, c); | ||
| 381 | spin_lock_irqsave(&h->lock, flags); | ||
| 382 | addQ(&h->reqQ, c); | ||
| 383 | h->Qdepth++; | ||
| 384 | start_io(h); | ||
| 385 | spin_unlock_irqrestore(&h->lock, flags); | ||
| 386 | } | ||
| 387 | |||
| 388 | static inline void removeQ(struct CommandList *c) | ||
| 389 | { | ||
| 390 | if (WARN_ON(list_empty(&c->list))) | ||
| 391 | return; | ||
| 392 | list_del_init(&c->list); | ||
| 393 | } | ||
| 394 | |||
| 395 | static inline int is_hba_lunid(unsigned char scsi3addr[]) | ||
| 396 | { | ||
| 397 | return memcmp(scsi3addr, RAID_CTLR_LUNID, 8) == 0; | ||
| 398 | } | ||
| 399 | |||
| 400 | static inline int is_logical_dev_addr_mode(unsigned char scsi3addr[]) | 276 | static inline int is_logical_dev_addr_mode(unsigned char scsi3addr[]) |
| 401 | { | 277 | { |
| 402 | return (scsi3addr[3] & 0xC0) == 0x40; | 278 | return (scsi3addr[3] & 0xC0) == 0x40; |
| 403 | } | 279 | } |
| 404 | 280 | ||
| 405 | static inline int is_scsi_rev_5(struct ctlr_info *h) | ||
| 406 | { | ||
| 407 | if (!h->hba_inquiry_data) | ||
| 408 | return 0; | ||
| 409 | if ((h->hba_inquiry_data[2] & 0x07) == 5) | ||
| 410 | return 1; | ||
| 411 | return 0; | ||
| 412 | } | ||
| 413 | |||
| 414 | static const char *raid_label[] = { "0", "4", "1(1+0)", "5", "5+1", "ADG", | 281 | static const char *raid_label[] = { "0", "4", "1(1+0)", "5", "5+1", "ADG", |
| 415 | "UNKNOWN" | 282 | "UNKNOWN" |
| 416 | }; | 283 | }; |
| @@ -502,6 +369,126 @@ static ssize_t unique_id_show(struct device *dev, | |||
| 502 | sn[12], sn[13], sn[14], sn[15]); | 369 | sn[12], sn[13], sn[14], sn[15]); |
| 503 | } | 370 | } |
| 504 | 371 | ||
| 372 | static DEVICE_ATTR(raid_level, S_IRUGO, raid_level_show, NULL); | ||
| 373 | static DEVICE_ATTR(lunid, S_IRUGO, lunid_show, NULL); | ||
| 374 | static DEVICE_ATTR(unique_id, S_IRUGO, unique_id_show, NULL); | ||
| 375 | static DEVICE_ATTR(rescan, S_IWUSR, NULL, host_store_rescan); | ||
| 376 | static DEVICE_ATTR(firmware_revision, S_IRUGO, | ||
| 377 | host_show_firmware_revision, NULL); | ||
| 378 | static DEVICE_ATTR(commands_outstanding, S_IRUGO, | ||
| 379 | host_show_commands_outstanding, NULL); | ||
| 380 | static DEVICE_ATTR(transport_mode, S_IRUGO, | ||
| 381 | host_show_transport_mode, NULL); | ||
| 382 | |||
| 383 | static struct device_attribute *hpsa_sdev_attrs[] = { | ||
| 384 | &dev_attr_raid_level, | ||
| 385 | &dev_attr_lunid, | ||
| 386 | &dev_attr_unique_id, | ||
| 387 | NULL, | ||
| 388 | }; | ||
| 389 | |||
| 390 | static struct device_attribute *hpsa_shost_attrs[] = { | ||
| 391 | &dev_attr_rescan, | ||
| 392 | &dev_attr_firmware_revision, | ||
| 393 | &dev_attr_commands_outstanding, | ||
| 394 | &dev_attr_transport_mode, | ||
| 395 | NULL, | ||
| 396 | }; | ||
| 397 | |||
| 398 | static struct scsi_host_template hpsa_driver_template = { | ||
| 399 | .module = THIS_MODULE, | ||
| 400 | .name = "hpsa", | ||
| 401 | .proc_name = "hpsa", | ||
| 402 | .queuecommand = hpsa_scsi_queue_command, | ||
| 403 | .scan_start = hpsa_scan_start, | ||
| 404 | .scan_finished = hpsa_scan_finished, | ||
| 405 | .change_queue_depth = hpsa_change_queue_depth, | ||
| 406 | .this_id = -1, | ||
| 407 | .use_clustering = ENABLE_CLUSTERING, | ||
| 408 | .eh_device_reset_handler = hpsa_eh_device_reset_handler, | ||
| 409 | .ioctl = hpsa_ioctl, | ||
| 410 | .slave_alloc = hpsa_slave_alloc, | ||
| 411 | .slave_destroy = hpsa_slave_destroy, | ||
| 412 | #ifdef CONFIG_COMPAT | ||
| 413 | .compat_ioctl = hpsa_compat_ioctl, | ||
| 414 | #endif | ||
| 415 | .sdev_attrs = hpsa_sdev_attrs, | ||
| 416 | .shost_attrs = hpsa_shost_attrs, | ||
| 417 | }; | ||
| 418 | |||
| 419 | |||
| 420 | /* Enqueuing and dequeuing functions for cmdlists. */ | ||
| 421 | static inline void addQ(struct list_head *list, struct CommandList *c) | ||
| 422 | { | ||
| 423 | list_add_tail(&c->list, list); | ||
| 424 | } | ||
| 425 | |||
| 426 | static inline u32 next_command(struct ctlr_info *h) | ||
| 427 | { | ||
| 428 | u32 a; | ||
| 429 | |||
| 430 | if (unlikely(!(h->transMethod & CFGTBL_Trans_Performant))) | ||
| 431 | return h->access.command_completed(h); | ||
| 432 | |||
| 433 | if ((*(h->reply_pool_head) & 1) == (h->reply_pool_wraparound)) { | ||
| 434 | a = *(h->reply_pool_head); /* Next cmd in ring buffer */ | ||
| 435 | (h->reply_pool_head)++; | ||
| 436 | h->commands_outstanding--; | ||
| 437 | } else { | ||
| 438 | a = FIFO_EMPTY; | ||
| 439 | } | ||
| 440 | /* Check for wraparound */ | ||
| 441 | if (h->reply_pool_head == (h->reply_pool + h->max_commands)) { | ||
| 442 | h->reply_pool_head = h->reply_pool; | ||
| 443 | h->reply_pool_wraparound ^= 1; | ||
| 444 | } | ||
| 445 | return a; | ||
| 446 | } | ||
| 447 | |||
| 448 | /* set_performant_mode: Modify the tag for cciss performant | ||
| 449 | * set bit 0 for pull model, bits 3-1 for block fetch | ||
| 450 | * register number | ||
| 451 | */ | ||
| 452 | static void set_performant_mode(struct ctlr_info *h, struct CommandList *c) | ||
| 453 | { | ||
| 454 | if (likely(h->transMethod & CFGTBL_Trans_Performant)) | ||
| 455 | c->busaddr |= 1 | (h->blockFetchTable[c->Header.SGList] << 1); | ||
| 456 | } | ||
| 457 | |||
| 458 | static void enqueue_cmd_and_start_io(struct ctlr_info *h, | ||
| 459 | struct CommandList *c) | ||
| 460 | { | ||
| 461 | unsigned long flags; | ||
| 462 | |||
| 463 | set_performant_mode(h, c); | ||
| 464 | spin_lock_irqsave(&h->lock, flags); | ||
| 465 | addQ(&h->reqQ, c); | ||
| 466 | h->Qdepth++; | ||
| 467 | start_io(h); | ||
| 468 | spin_unlock_irqrestore(&h->lock, flags); | ||
| 469 | } | ||
| 470 | |||
| 471 | static inline void removeQ(struct CommandList *c) | ||
| 472 | { | ||
| 473 | if (WARN_ON(list_empty(&c->list))) | ||
| 474 | return; | ||
| 475 | list_del_init(&c->list); | ||
| 476 | } | ||
| 477 | |||
| 478 | static inline int is_hba_lunid(unsigned char scsi3addr[]) | ||
| 479 | { | ||
| 480 | return memcmp(scsi3addr, RAID_CTLR_LUNID, 8) == 0; | ||
| 481 | } | ||
| 482 | |||
| 483 | static inline int is_scsi_rev_5(struct ctlr_info *h) | ||
| 484 | { | ||
| 485 | if (!h->hba_inquiry_data) | ||
| 486 | return 0; | ||
| 487 | if ((h->hba_inquiry_data[2] & 0x07) == 5) | ||
| 488 | return 1; | ||
| 489 | return 0; | ||
| 490 | } | ||
| 491 | |||
| 505 | static int hpsa_find_target_lun(struct ctlr_info *h, | 492 | static int hpsa_find_target_lun(struct ctlr_info *h, |
| 506 | unsigned char scsi3addr[], int bus, int *target, int *lun) | 493 | unsigned char scsi3addr[], int bus, int *target, int *lun) |
| 507 | { | 494 | { |
