1 /* 2 * PMC-Sierra PM8001/8081/8088/8089 SAS/SATA based host adapters driver 3 * 4 * Copyright (c) 2008-2009 USI Co., Ltd. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions, and the following disclaimer, 12 * without modification. 13 * 2. Redistributions in binary form must reproduce at minimum a disclaimer 14 * substantially similar to the "NO WARRANTY" disclaimer below 15 * ("Disclaimer") and any redistribution must be conditioned upon 16 * including a substantially similar Disclaimer requirement for further 17 * binary redistribution. 18 * 3. Neither the names of the above-listed copyright holders nor the names 19 * of any contributors may be used to endorse or promote products derived 20 * from this software without specific prior written permission. 21 * 22 * Alternatively, this software may be distributed under the terms of the 23 * GNU General Public License ("GPL") version 2 as published by the Free 24 * Software Foundation. 25 * 26 * NO WARRANTY 27 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 28 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 29 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR 30 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 31 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 32 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 33 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 34 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 35 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 36 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 37 * POSSIBILITY OF SUCH DAMAGES. 38 * 39 */ 40 41 #include <linux/slab.h> 42 #include "pm8001_sas.h" 43 #include "pm8001_chips.h" 44 45 static struct scsi_transport_template *pm8001_stt; 46 47 /** 48 * chip info structure to identify chip key functionality as 49 * encryption available/not, no of ports, hw specific function ref 50 */ 51 static const struct pm8001_chip_info pm8001_chips[] = { 52 [chip_8001] = {0, 8, &pm8001_8001_dispatch,}, 53 [chip_8008] = {0, 8, &pm8001_80xx_dispatch,}, 54 [chip_8009] = {1, 8, &pm8001_80xx_dispatch,}, 55 [chip_8018] = {0, 16, &pm8001_80xx_dispatch,}, 56 [chip_8019] = {1, 16, &pm8001_80xx_dispatch,}, 57 [chip_8074] = {0, 8, &pm8001_80xx_dispatch,}, 58 [chip_8076] = {0, 16, &pm8001_80xx_dispatch,}, 59 [chip_8077] = {0, 16, &pm8001_80xx_dispatch,}, 60 }; 61 static int pm8001_id; 62 63 LIST_HEAD(hba_list); 64 65 struct workqueue_struct *pm8001_wq; 66 67 /** 68 * The main structure which LLDD must register for scsi core. 69 */ 70 static struct scsi_host_template pm8001_sht = { 71 .module = THIS_MODULE, 72 .name = DRV_NAME, 73 .queuecommand = sas_queuecommand, 74 .target_alloc = sas_target_alloc, 75 .slave_configure = sas_slave_configure, 76 .scan_finished = pm8001_scan_finished, 77 .scan_start = pm8001_scan_start, 78 .change_queue_depth = sas_change_queue_depth, 79 .change_queue_type = sas_change_queue_type, 80 .bios_param = sas_bios_param, 81 .can_queue = 1, 82 .cmd_per_lun = 1, 83 .this_id = -1, 84 .sg_tablesize = SG_ALL, 85 .max_sectors = SCSI_DEFAULT_MAX_SECTORS, 86 .use_clustering = ENABLE_CLUSTERING, 87 .eh_device_reset_handler = sas_eh_device_reset_handler, 88 .eh_bus_reset_handler = sas_eh_bus_reset_handler, 89 .target_destroy = sas_target_destroy, 90 .ioctl = sas_ioctl, 91 .shost_attrs = pm8001_host_attrs, 92 }; 93 94 /** 95 * Sas layer call this function to execute specific task. 96 */ 97 static struct sas_domain_function_template pm8001_transport_ops = { 98 .lldd_dev_found = pm8001_dev_found, 99 .lldd_dev_gone = pm8001_dev_gone, 100 101 .lldd_execute_task = pm8001_queue_command, 102 .lldd_control_phy = pm8001_phy_control, 103 104 .lldd_abort_task = pm8001_abort_task, 105 .lldd_abort_task_set = pm8001_abort_task_set, 106 .lldd_clear_aca = pm8001_clear_aca, 107 .lldd_clear_task_set = pm8001_clear_task_set, 108 .lldd_I_T_nexus_reset = pm8001_I_T_nexus_reset, 109 .lldd_lu_reset = pm8001_lu_reset, 110 .lldd_query_task = pm8001_query_task, 111 }; 112 113 /** 114 *pm8001_phy_init - initiate our adapter phys 115 *@pm8001_ha: our hba structure. 116 *@phy_id: phy id. 117 */ 118 static void pm8001_phy_init(struct pm8001_hba_info *pm8001_ha, int phy_id) 119 { 120 struct pm8001_phy *phy = &pm8001_ha->phy[phy_id]; 121 struct asd_sas_phy *sas_phy = &phy->sas_phy; 122 phy->phy_state = 0; 123 phy->pm8001_ha = pm8001_ha; 124 sas_phy->enabled = (phy_id < pm8001_ha->chip->n_phy) ? 1 : 0; 125 sas_phy->class = SAS; 126 sas_phy->iproto = SAS_PROTOCOL_ALL; 127 sas_phy->tproto = 0; 128 sas_phy->type = PHY_TYPE_PHYSICAL; 129 sas_phy->role = PHY_ROLE_INITIATOR; 130 sas_phy->oob_mode = OOB_NOT_CONNECTED; 131 sas_phy->linkrate = SAS_LINK_RATE_UNKNOWN; 132 sas_phy->id = phy_id; 133 sas_phy->sas_addr = &pm8001_ha->sas_addr[0]; 134 sas_phy->frame_rcvd = &phy->frame_rcvd[0]; 135 sas_phy->ha = (struct sas_ha_struct *)pm8001_ha->shost->hostdata; 136 sas_phy->lldd_phy = phy; 137 } 138 139 /** 140 *pm8001_free - free hba 141 *@pm8001_ha: our hba structure. 142 * 143 */ 144 static void pm8001_free(struct pm8001_hba_info *pm8001_ha) 145 { 146 int i; 147 148 if (!pm8001_ha) 149 return; 150 151 for (i = 0; i < USI_MAX_MEMCNT; i++) { 152 if (pm8001_ha->memoryMap.region[i].virt_ptr != NULL) { 153 pci_free_consistent(pm8001_ha->pdev, 154 (pm8001_ha->memoryMap.region[i].total_len + 155 pm8001_ha->memoryMap.region[i].alignment), 156 pm8001_ha->memoryMap.region[i].virt_ptr, 157 pm8001_ha->memoryMap.region[i].phys_addr); 158 } 159 } 160 PM8001_CHIP_DISP->chip_iounmap(pm8001_ha); 161 if (pm8001_ha->shost) 162 scsi_host_put(pm8001_ha->shost); 163 flush_workqueue(pm8001_wq); 164 kfree(pm8001_ha->tags); 165 kfree(pm8001_ha); 166 } 167 168 #ifdef PM8001_USE_TASKLET 169 170 /** 171 * tasklet for 64 msi-x interrupt handler 172 * @opaque: the passed general host adapter struct 173 * Note: pm8001_tasklet is common for pm8001 & pm80xx 174 */ 175 static void pm8001_tasklet(unsigned long opaque) 176 { 177 struct pm8001_hba_info *pm8001_ha; 178 struct isr_param *irq_vector; 179 180 irq_vector = (struct isr_param *)opaque; 181 pm8001_ha = irq_vector->drv_inst; 182 if (unlikely(!pm8001_ha)) 183 BUG_ON(1); 184 PM8001_CHIP_DISP->isr(pm8001_ha, irq_vector->irq_id); 185 } 186 #endif 187 188 /** 189 * pm8001_interrupt_handler_msix - main MSIX interrupt handler. 190 * It obtains the vector number and calls the equivalent bottom 191 * half or services directly. 192 * @opaque: the passed outbound queue/vector. Host structure is 193 * retrieved from the same. 194 */ 195 static irqreturn_t pm8001_interrupt_handler_msix(int irq, void *opaque) 196 { 197 struct isr_param *irq_vector; 198 struct pm8001_hba_info *pm8001_ha; 199 irqreturn_t ret = IRQ_HANDLED; 200 irq_vector = (struct isr_param *)opaque; 201 pm8001_ha = irq_vector->drv_inst; 202 203 if (unlikely(!pm8001_ha)) 204 return IRQ_NONE; 205 if (!PM8001_CHIP_DISP->is_our_interupt(pm8001_ha)) 206 return IRQ_NONE; 207 #ifdef PM8001_USE_TASKLET 208 tasklet_schedule(&pm8001_ha->tasklet[irq_vector->irq_id]); 209 #else 210 ret = PM8001_CHIP_DISP->isr(pm8001_ha, irq_vector->irq_id); 211 #endif 212 return ret; 213 } 214 215 /** 216 * pm8001_interrupt_handler_intx - main INTx interrupt handler. 217 * @dev_id: sas_ha structure. The HBA is retrieved from sas_has structure. 218 */ 219 220 static irqreturn_t pm8001_interrupt_handler_intx(int irq, void *dev_id) 221 { 222 struct pm8001_hba_info *pm8001_ha; 223 irqreturn_t ret = IRQ_HANDLED; 224 struct sas_ha_struct *sha = dev_id; 225 pm8001_ha = sha->lldd_ha; 226 if (unlikely(!pm8001_ha)) 227 return IRQ_NONE; 228 if (!PM8001_CHIP_DISP->is_our_interupt(pm8001_ha)) 229 return IRQ_NONE; 230 231 #ifdef PM8001_USE_TASKLET 232 tasklet_schedule(&pm8001_ha->tasklet[0]); 233 #else 234 ret = PM8001_CHIP_DISP->isr(pm8001_ha, 0); 235 #endif 236 return ret; 237 } 238 239 /** 240 * pm8001_alloc - initiate our hba structure and 6 DMAs area. 241 * @pm8001_ha:our hba structure. 242 * 243 */ 244 static int pm8001_alloc(struct pm8001_hba_info *pm8001_ha, 245 const struct pci_device_id *ent) 246 { 247 int i; 248 spin_lock_init(&pm8001_ha->lock); 249 spin_lock_init(&pm8001_ha->bitmap_lock); 250 PM8001_INIT_DBG(pm8001_ha, 251 pm8001_printk("pm8001_alloc: PHY:%x\n", 252 pm8001_ha->chip->n_phy)); 253 for (i = 0; i < pm8001_ha->chip->n_phy; i++) { 254 pm8001_phy_init(pm8001_ha, i); 255 pm8001_ha->port[i].wide_port_phymap = 0; 256 pm8001_ha->port[i].port_attached = 0; 257 pm8001_ha->port[i].port_state = 0; 258 INIT_LIST_HEAD(&pm8001_ha->port[i].list); 259 } 260 261 pm8001_ha->tags = kzalloc(PM8001_MAX_CCB, GFP_KERNEL); 262 if (!pm8001_ha->tags) 263 goto err_out; 264 /* MPI Memory region 1 for AAP Event Log for fw */ 265 pm8001_ha->memoryMap.region[AAP1].num_elements = 1; 266 pm8001_ha->memoryMap.region[AAP1].element_size = PM8001_EVENT_LOG_SIZE; 267 pm8001_ha->memoryMap.region[AAP1].total_len = PM8001_EVENT_LOG_SIZE; 268 pm8001_ha->memoryMap.region[AAP1].alignment = 32; 269 270 /* MPI Memory region 2 for IOP Event Log for fw */ 271 pm8001_ha->memoryMap.region[IOP].num_elements = 1; 272 pm8001_ha->memoryMap.region[IOP].element_size = PM8001_EVENT_LOG_SIZE; 273 pm8001_ha->memoryMap.region[IOP].total_len = PM8001_EVENT_LOG_SIZE; 274 pm8001_ha->memoryMap.region[IOP].alignment = 32; 275 276 for (i = 0; i < PM8001_MAX_SPCV_INB_NUM; i++) { 277 /* MPI Memory region 3 for consumer Index of inbound queues */ 278 pm8001_ha->memoryMap.region[CI+i].num_elements = 1; 279 pm8001_ha->memoryMap.region[CI+i].element_size = 4; 280 pm8001_ha->memoryMap.region[CI+i].total_len = 4; 281 pm8001_ha->memoryMap.region[CI+i].alignment = 4; 282 283 if ((ent->driver_data) != chip_8001) { 284 /* MPI Memory region 5 inbound queues */ 285 pm8001_ha->memoryMap.region[IB+i].num_elements = 286 PM8001_MPI_QUEUE; 287 pm8001_ha->memoryMap.region[IB+i].element_size = 128; 288 pm8001_ha->memoryMap.region[IB+i].total_len = 289 PM8001_MPI_QUEUE * 128; 290 pm8001_ha->memoryMap.region[IB+i].alignment = 128; 291 } else { 292 pm8001_ha->memoryMap.region[IB+i].num_elements = 293 PM8001_MPI_QUEUE; 294 pm8001_ha->memoryMap.region[IB+i].element_size = 64; 295 pm8001_ha->memoryMap.region[IB+i].total_len = 296 PM8001_MPI_QUEUE * 64; 297 pm8001_ha->memoryMap.region[IB+i].alignment = 64; 298 } 299 } 300 301 for (i = 0; i < PM8001_MAX_SPCV_OUTB_NUM; i++) { 302 /* MPI Memory region 4 for producer Index of outbound queues */ 303 pm8001_ha->memoryMap.region[PI+i].num_elements = 1; 304 pm8001_ha->memoryMap.region[PI+i].element_size = 4; 305 pm8001_ha->memoryMap.region[PI+i].total_len = 4; 306 pm8001_ha->memoryMap.region[PI+i].alignment = 4; 307 308 if (ent->driver_data != chip_8001) { 309 /* MPI Memory region 6 Outbound queues */ 310 pm8001_ha->memoryMap.region[OB+i].num_elements = 311 PM8001_MPI_QUEUE; 312 pm8001_ha->memoryMap.region[OB+i].element_size = 128; 313 pm8001_ha->memoryMap.region[OB+i].total_len = 314 PM8001_MPI_QUEUE * 128; 315 pm8001_ha->memoryMap.region[OB+i].alignment = 128; 316 } else { 317 /* MPI Memory region 6 Outbound queues */ 318 pm8001_ha->memoryMap.region[OB+i].num_elements = 319 PM8001_MPI_QUEUE; 320 pm8001_ha->memoryMap.region[OB+i].element_size = 64; 321 pm8001_ha->memoryMap.region[OB+i].total_len = 322 PM8001_MPI_QUEUE * 64; 323 pm8001_ha->memoryMap.region[OB+i].alignment = 64; 324 } 325 326 } 327 /* Memory region write DMA*/ 328 pm8001_ha->memoryMap.region[NVMD].num_elements = 1; 329 pm8001_ha->memoryMap.region[NVMD].element_size = 4096; 330 pm8001_ha->memoryMap.region[NVMD].total_len = 4096; 331 /* Memory region for devices*/ 332 pm8001_ha->memoryMap.region[DEV_MEM].num_elements = 1; 333 pm8001_ha->memoryMap.region[DEV_MEM].element_size = PM8001_MAX_DEVICES * 334 sizeof(struct pm8001_device); 335 pm8001_ha->memoryMap.region[DEV_MEM].total_len = PM8001_MAX_DEVICES * 336 sizeof(struct pm8001_device); 337 338 /* Memory region for ccb_info*/ 339 pm8001_ha->memoryMap.region[CCB_MEM].num_elements = 1; 340 pm8001_ha->memoryMap.region[CCB_MEM].element_size = PM8001_MAX_CCB * 341 sizeof(struct pm8001_ccb_info); 342 pm8001_ha->memoryMap.region[CCB_MEM].total_len = PM8001_MAX_CCB * 343 sizeof(struct pm8001_ccb_info); 344 345 /* Memory region for fw flash */ 346 pm8001_ha->memoryMap.region[FW_FLASH].total_len = 4096; 347 348 pm8001_ha->memoryMap.region[FORENSIC_MEM].num_elements = 1; 349 pm8001_ha->memoryMap.region[FORENSIC_MEM].total_len = 0x10000; 350 pm8001_ha->memoryMap.region[FORENSIC_MEM].element_size = 0x10000; 351 pm8001_ha->memoryMap.region[FORENSIC_MEM].alignment = 0x10000; 352 for (i = 0; i < USI_MAX_MEMCNT; i++) { 353 if (pm8001_mem_alloc(pm8001_ha->pdev, 354 &pm8001_ha->memoryMap.region[i].virt_ptr, 355 &pm8001_ha->memoryMap.region[i].phys_addr, 356 &pm8001_ha->memoryMap.region[i].phys_addr_hi, 357 &pm8001_ha->memoryMap.region[i].phys_addr_lo, 358 pm8001_ha->memoryMap.region[i].total_len, 359 pm8001_ha->memoryMap.region[i].alignment) != 0) { 360 PM8001_FAIL_DBG(pm8001_ha, 361 pm8001_printk("Mem%d alloc failed\n", 362 i)); 363 goto err_out; 364 } 365 } 366 367 pm8001_ha->devices = pm8001_ha->memoryMap.region[DEV_MEM].virt_ptr; 368 for (i = 0; i < PM8001_MAX_DEVICES; i++) { 369 pm8001_ha->devices[i].dev_type = SAS_PHY_UNUSED; 370 pm8001_ha->devices[i].id = i; 371 pm8001_ha->devices[i].device_id = PM8001_MAX_DEVICES; 372 pm8001_ha->devices[i].running_req = 0; 373 } 374 pm8001_ha->ccb_info = pm8001_ha->memoryMap.region[CCB_MEM].virt_ptr; 375 for (i = 0; i < PM8001_MAX_CCB; i++) { 376 pm8001_ha->ccb_info[i].ccb_dma_handle = 377 pm8001_ha->memoryMap.region[CCB_MEM].phys_addr + 378 i * sizeof(struct pm8001_ccb_info); 379 pm8001_ha->ccb_info[i].task = NULL; 380 pm8001_ha->ccb_info[i].ccb_tag = 0xffffffff; 381 pm8001_ha->ccb_info[i].device = NULL; 382 ++pm8001_ha->tags_num; 383 } 384 pm8001_ha->flags = PM8001F_INIT_TIME; 385 /* Initialize tags */ 386 pm8001_tag_init(pm8001_ha); 387 return 0; 388 err_out: 389 return 1; 390 } 391 392 /** 393 * pm8001_ioremap - remap the pci high physical address to kernal virtual 394 * address so that we can access them. 395 * @pm8001_ha:our hba structure. 396 */ 397 static int pm8001_ioremap(struct pm8001_hba_info *pm8001_ha) 398 { 399 u32 bar; 400 u32 logicalBar = 0; 401 struct pci_dev *pdev; 402 403 pdev = pm8001_ha->pdev; 404 /* map pci mem (PMC pci base 0-3)*/ 405 for (bar = 0; bar < 6; bar++) { 406 /* 407 ** logical BARs for SPC: 408 ** bar 0 and 1 - logical BAR0 409 ** bar 2 and 3 - logical BAR1 410 ** bar4 - logical BAR2 411 ** bar5 - logical BAR3 412 ** Skip the appropriate assignments: 413 */ 414 if ((bar == 1) || (bar == 3)) 415 continue; 416 if (pci_resource_flags(pdev, bar) & IORESOURCE_MEM) { 417 pm8001_ha->io_mem[logicalBar].membase = 418 pci_resource_start(pdev, bar); 419 pm8001_ha->io_mem[logicalBar].membase &= 420 (u32)PCI_BASE_ADDRESS_MEM_MASK; 421 pm8001_ha->io_mem[logicalBar].memsize = 422 pci_resource_len(pdev, bar); 423 pm8001_ha->io_mem[logicalBar].memvirtaddr = 424 ioremap(pm8001_ha->io_mem[logicalBar].membase, 425 pm8001_ha->io_mem[logicalBar].memsize); 426 PM8001_INIT_DBG(pm8001_ha, 427 pm8001_printk("PCI: bar %d, logicalBar %d ", 428 bar, logicalBar)); 429 PM8001_INIT_DBG(pm8001_ha, pm8001_printk( 430 "base addr %llx virt_addr=%llx len=%d\n", 431 (u64)pm8001_ha->io_mem[logicalBar].membase, 432 (u64)(unsigned long) 433 pm8001_ha->io_mem[logicalBar].memvirtaddr, 434 pm8001_ha->io_mem[logicalBar].memsize)); 435 } else { 436 pm8001_ha->io_mem[logicalBar].membase = 0; 437 pm8001_ha->io_mem[logicalBar].memsize = 0; 438 pm8001_ha->io_mem[logicalBar].memvirtaddr = 0; 439 } 440 logicalBar++; 441 } 442 return 0; 443 } 444 445 /** 446 * pm8001_pci_alloc - initialize our ha card structure 447 * @pdev: pci device. 448 * @ent: ent 449 * @shost: scsi host struct which has been initialized before. 450 */ 451 static struct pm8001_hba_info *pm8001_pci_alloc(struct pci_dev *pdev, 452 const struct pci_device_id *ent, 453 struct Scsi_Host *shost) 454 455 { 456 struct pm8001_hba_info *pm8001_ha; 457 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost); 458 int j; 459 460 pm8001_ha = sha->lldd_ha; 461 if (!pm8001_ha) 462 return NULL; 463 464 pm8001_ha->pdev = pdev; 465 pm8001_ha->dev = &pdev->dev; 466 pm8001_ha->chip_id = ent->driver_data; 467 pm8001_ha->chip = &pm8001_chips[pm8001_ha->chip_id]; 468 pm8001_ha->irq = pdev->irq; 469 pm8001_ha->sas = sha; 470 pm8001_ha->shost = shost; 471 pm8001_ha->id = pm8001_id++; 472 pm8001_ha->logging_level = 0x01; 473 sprintf(pm8001_ha->name, "%s%d", DRV_NAME, pm8001_ha->id); 474 /* IOMB size is 128 for 8088/89 controllers */ 475 if (pm8001_ha->chip_id != chip_8001) 476 pm8001_ha->iomb_size = IOMB_SIZE_SPCV; 477 else 478 pm8001_ha->iomb_size = IOMB_SIZE_SPC; 479 480 #ifdef PM8001_USE_TASKLET 481 /* Tasklet for non msi-x interrupt handler */ 482 if ((!pdev->msix_cap) || (pm8001_ha->chip_id == chip_8001)) 483 tasklet_init(&pm8001_ha->tasklet[0], pm8001_tasklet, 484 (unsigned long)&(pm8001_ha->irq_vector[0])); 485 else 486 for (j = 0; j < PM8001_MAX_MSIX_VEC; j++) 487 tasklet_init(&pm8001_ha->tasklet[j], pm8001_tasklet, 488 (unsigned long)&(pm8001_ha->irq_vector[j])); 489 #endif 490 pm8001_ioremap(pm8001_ha); 491 if (!pm8001_alloc(pm8001_ha, ent)) 492 return pm8001_ha; 493 pm8001_free(pm8001_ha); 494 return NULL; 495 } 496 497 /** 498 * pci_go_44 - pm8001 specified, its DMA is 44 bit rather than 64 bit 499 * @pdev: pci device. 500 */ 501 static int pci_go_44(struct pci_dev *pdev) 502 { 503 int rc; 504 505 if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(44))) { 506 rc = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(44)); 507 if (rc) { 508 rc = pci_set_consistent_dma_mask(pdev, 509 DMA_BIT_MASK(32)); 510 if (rc) { 511 dev_printk(KERN_ERR, &pdev->dev, 512 "44-bit DMA enable failed\n"); 513 return rc; 514 } 515 } 516 } else { 517 rc = pci_set_dma_mask(pdev, DMA_BIT_MASK(32)); 518 if (rc) { 519 dev_printk(KERN_ERR, &pdev->dev, 520 "32-bit DMA enable failed\n"); 521 return rc; 522 } 523 rc = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32)); 524 if (rc) { 525 dev_printk(KERN_ERR, &pdev->dev, 526 "32-bit consistent DMA enable failed\n"); 527 return rc; 528 } 529 } 530 return rc; 531 } 532 533 /** 534 * pm8001_prep_sas_ha_init - allocate memory in general hba struct && init them. 535 * @shost: scsi host which has been allocated outside. 536 * @chip_info: our ha struct. 537 */ 538 static int pm8001_prep_sas_ha_init(struct Scsi_Host *shost, 539 const struct pm8001_chip_info *chip_info) 540 { 541 int phy_nr, port_nr; 542 struct asd_sas_phy **arr_phy; 543 struct asd_sas_port **arr_port; 544 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost); 545 546 phy_nr = chip_info->n_phy; 547 port_nr = phy_nr; 548 memset(sha, 0x00, sizeof(*sha)); 549 arr_phy = kcalloc(phy_nr, sizeof(void *), GFP_KERNEL); 550 if (!arr_phy) 551 goto exit; 552 arr_port = kcalloc(port_nr, sizeof(void *), GFP_KERNEL); 553 if (!arr_port) 554 goto exit_free2; 555 556 sha->sas_phy = arr_phy; 557 sha->sas_port = arr_port; 558 sha->lldd_ha = kzalloc(sizeof(struct pm8001_hba_info), GFP_KERNEL); 559 if (!sha->lldd_ha) 560 goto exit_free1; 561 562 shost->transportt = pm8001_stt; 563 shost->max_id = PM8001_MAX_DEVICES; 564 shost->max_lun = 8; 565 shost->max_channel = 0; 566 shost->unique_id = pm8001_id; 567 shost->max_cmd_len = 16; 568 shost->can_queue = PM8001_CAN_QUEUE; 569 shost->cmd_per_lun = 32; 570 return 0; 571 exit_free1: 572 kfree(arr_port); 573 exit_free2: 574 kfree(arr_phy); 575 exit: 576 return -1; 577 } 578 579 /** 580 * pm8001_post_sas_ha_init - initialize general hba struct defined in libsas 581 * @shost: scsi host which has been allocated outside 582 * @chip_info: our ha struct. 583 */ 584 static void pm8001_post_sas_ha_init(struct Scsi_Host *shost, 585 const struct pm8001_chip_info *chip_info) 586 { 587 int i = 0; 588 struct pm8001_hba_info *pm8001_ha; 589 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost); 590 591 pm8001_ha = sha->lldd_ha; 592 for (i = 0; i < chip_info->n_phy; i++) { 593 sha->sas_phy[i] = &pm8001_ha->phy[i].sas_phy; 594 sha->sas_port[i] = &pm8001_ha->port[i].sas_port; 595 } 596 sha->sas_ha_name = DRV_NAME; 597 sha->dev = pm8001_ha->dev; 598 599 sha->lldd_module = THIS_MODULE; 600 sha->sas_addr = &pm8001_ha->sas_addr[0]; 601 sha->num_phys = chip_info->n_phy; 602 sha->lldd_max_execute_num = 1; 603 sha->lldd_queue_size = PM8001_CAN_QUEUE; 604 sha->core.shost = shost; 605 } 606 607 /** 608 * pm8001_init_sas_add - initialize sas address 609 * @chip_info: our ha struct. 610 * 611 * Currently we just set the fixed SAS address to our HBA,for manufacture, 612 * it should read from the EEPROM 613 */ 614 static void pm8001_init_sas_add(struct pm8001_hba_info *pm8001_ha) 615 { 616 u8 i, j; 617 #ifdef PM8001_READ_VPD 618 /* For new SPC controllers WWN is stored in flash vpd 619 * For SPC/SPCve controllers WWN is stored in EEPROM 620 * For Older SPC WWN is stored in NVMD 621 */ 622 DECLARE_COMPLETION_ONSTACK(completion); 623 struct pm8001_ioctl_payload payload; 624 u16 deviceid; 625 int rc; 626 627 pci_read_config_word(pm8001_ha->pdev, PCI_DEVICE_ID, &deviceid); 628 pm8001_ha->nvmd_completion = &completion; 629 630 if (pm8001_ha->chip_id == chip_8001) { 631 if (deviceid == 0x8081 || deviceid == 0x0042) { 632 payload.minor_function = 4; 633 payload.length = 4096; 634 } else { 635 payload.minor_function = 0; 636 payload.length = 128; 637 } 638 } else { 639 payload.minor_function = 1; 640 payload.length = 4096; 641 } 642 payload.offset = 0; 643 payload.func_specific = kzalloc(payload.length, GFP_KERNEL); 644 if (!payload.func_specific) { 645 PM8001_INIT_DBG(pm8001_ha, pm8001_printk("mem alloc fail\n")); 646 return; 647 } 648 rc = PM8001_CHIP_DISP->get_nvmd_req(pm8001_ha, &payload); 649 if (rc) { 650 kfree(payload.func_specific); 651 PM8001_INIT_DBG(pm8001_ha, pm8001_printk("nvmd failed\n")); 652 return; 653 } 654 wait_for_completion(&completion); 655 656 for (i = 0, j = 0; i <= 7; i++, j++) { 657 if (pm8001_ha->chip_id == chip_8001) { 658 if (deviceid == 0x8081) 659 pm8001_ha->sas_addr[j] = 660 payload.func_specific[0x704 + i]; 661 else if (deviceid == 0x0042) 662 pm8001_ha->sas_addr[j] = 663 payload.func_specific[0x010 + i]; 664 } else 665 pm8001_ha->sas_addr[j] = 666 payload.func_specific[0x804 + i]; 667 } 668 669 for (i = 0; i < pm8001_ha->chip->n_phy; i++) { 670 memcpy(&pm8001_ha->phy[i].dev_sas_addr, 671 pm8001_ha->sas_addr, SAS_ADDR_SIZE); 672 PM8001_INIT_DBG(pm8001_ha, 673 pm8001_printk("phy %d sas_addr = %016llx\n", i, 674 pm8001_ha->phy[i].dev_sas_addr)); 675 } 676 kfree(payload.func_specific); 677 #else 678 for (i = 0; i < pm8001_ha->chip->n_phy; i++) { 679 pm8001_ha->phy[i].dev_sas_addr = 0x50010c600047f9d0ULL; 680 pm8001_ha->phy[i].dev_sas_addr = 681 cpu_to_be64((u64) 682 (*(u64 *)&pm8001_ha->phy[i].dev_sas_addr)); 683 } 684 memcpy(pm8001_ha->sas_addr, &pm8001_ha->phy[0].dev_sas_addr, 685 SAS_ADDR_SIZE); 686 #endif 687 } 688 689 /* 690 * pm8001_get_phy_settings_info : Read phy setting values. 691 * @pm8001_ha : our hba. 692 */ 693 static int pm8001_get_phy_settings_info(struct pm8001_hba_info *pm8001_ha) 694 { 695 696 #ifdef PM8001_READ_VPD 697 /*OPTION ROM FLASH read for the SPC cards */ 698 DECLARE_COMPLETION_ONSTACK(completion); 699 struct pm8001_ioctl_payload payload; 700 int rc; 701 702 pm8001_ha->nvmd_completion = &completion; 703 /* SAS ADDRESS read from flash / EEPROM */ 704 payload.minor_function = 6; 705 payload.offset = 0; 706 payload.length = 4096; 707 payload.func_specific = kzalloc(4096, GFP_KERNEL); 708 if (!payload.func_specific) 709 return -ENOMEM; 710 /* Read phy setting values from flash */ 711 rc = PM8001_CHIP_DISP->get_nvmd_req(pm8001_ha, &payload); 712 if (rc) { 713 kfree(payload.func_specific); 714 PM8001_INIT_DBG(pm8001_ha, pm8001_printk("nvmd failed\n")); 715 return -ENOMEM; 716 } 717 wait_for_completion(&completion); 718 pm8001_set_phy_profile(pm8001_ha, sizeof(u8), payload.func_specific); 719 kfree(payload.func_specific); 720 #endif 721 return 0; 722 } 723 724 #ifdef PM8001_USE_MSIX 725 /** 726 * pm8001_setup_msix - enable MSI-X interrupt 727 * @chip_info: our ha struct. 728 * @irq_handler: irq_handler 729 */ 730 static u32 pm8001_setup_msix(struct pm8001_hba_info *pm8001_ha) 731 { 732 u32 i = 0, j = 0; 733 u32 number_of_intr; 734 int flag = 0; 735 u32 max_entry; 736 int rc; 737 static char intr_drvname[PM8001_MAX_MSIX_VEC][sizeof(DRV_NAME)+3]; 738 739 /* SPCv controllers supports 64 msi-x */ 740 if (pm8001_ha->chip_id == chip_8001) { 741 number_of_intr = 1; 742 } else { 743 number_of_intr = PM8001_MAX_MSIX_VEC; 744 flag &= ~IRQF_SHARED; 745 } 746 747 max_entry = sizeof(pm8001_ha->msix_entries) / 748 sizeof(pm8001_ha->msix_entries[0]); 749 for (i = 0; i < max_entry ; i++) 750 pm8001_ha->msix_entries[i].entry = i; 751 rc = pci_enable_msix_exact(pm8001_ha->pdev, pm8001_ha->msix_entries, 752 number_of_intr); 753 pm8001_ha->number_of_intr = number_of_intr; 754 if (rc) 755 return rc; 756 757 PM8001_INIT_DBG(pm8001_ha, pm8001_printk( 758 "pci_enable_msix_exact request ret:%d no of intr %d\n", 759 rc, pm8001_ha->number_of_intr)); 760 761 for (i = 0; i < number_of_intr; i++) { 762 snprintf(intr_drvname[i], sizeof(intr_drvname[0]), 763 DRV_NAME"%d", i); 764 pm8001_ha->irq_vector[i].irq_id = i; 765 pm8001_ha->irq_vector[i].drv_inst = pm8001_ha; 766 767 rc = request_irq(pm8001_ha->msix_entries[i].vector, 768 pm8001_interrupt_handler_msix, flag, 769 intr_drvname[i], &(pm8001_ha->irq_vector[i])); 770 if (rc) { 771 for (j = 0; j < i; j++) { 772 free_irq(pm8001_ha->msix_entries[j].vector, 773 &(pm8001_ha->irq_vector[i])); 774 } 775 pci_disable_msix(pm8001_ha->pdev); 776 break; 777 } 778 } 779 780 return rc; 781 } 782 #endif 783 784 /** 785 * pm8001_request_irq - register interrupt 786 * @chip_info: our ha struct. 787 */ 788 static u32 pm8001_request_irq(struct pm8001_hba_info *pm8001_ha) 789 { 790 struct pci_dev *pdev; 791 int rc; 792 793 pdev = pm8001_ha->pdev; 794 795 #ifdef PM8001_USE_MSIX 796 if (pdev->msix_cap) 797 return pm8001_setup_msix(pm8001_ha); 798 else { 799 PM8001_INIT_DBG(pm8001_ha, 800 pm8001_printk("MSIX not supported!!!\n")); 801 goto intx; 802 } 803 #endif 804 805 intx: 806 /* initialize the INT-X interrupt */ 807 rc = request_irq(pdev->irq, pm8001_interrupt_handler_intx, IRQF_SHARED, 808 DRV_NAME, SHOST_TO_SAS_HA(pm8001_ha->shost)); 809 return rc; 810 } 811 812 /** 813 * pm8001_pci_probe - probe supported device 814 * @pdev: pci device which kernel has been prepared for. 815 * @ent: pci device id 816 * 817 * This function is the main initialization function, when register a new 818 * pci driver it is invoked, all struct an hardware initilization should be done 819 * here, also, register interrupt 820 */ 821 static int pm8001_pci_probe(struct pci_dev *pdev, 822 const struct pci_device_id *ent) 823 { 824 unsigned int rc; 825 u32 pci_reg; 826 u8 i = 0; 827 struct pm8001_hba_info *pm8001_ha; 828 struct Scsi_Host *shost = NULL; 829 const struct pm8001_chip_info *chip; 830 831 dev_printk(KERN_INFO, &pdev->dev, 832 "pm80xx: driver version %s\n", DRV_VERSION); 833 rc = pci_enable_device(pdev); 834 if (rc) 835 goto err_out_enable; 836 pci_set_master(pdev); 837 /* 838 * Enable pci slot busmaster by setting pci command register. 839 * This is required by FW for Cyclone card. 840 */ 841 842 pci_read_config_dword(pdev, PCI_COMMAND, &pci_reg); 843 pci_reg |= 0x157; 844 pci_write_config_dword(pdev, PCI_COMMAND, pci_reg); 845 rc = pci_request_regions(pdev, DRV_NAME); 846 if (rc) 847 goto err_out_disable; 848 rc = pci_go_44(pdev); 849 if (rc) 850 goto err_out_regions; 851 852 shost = scsi_host_alloc(&pm8001_sht, sizeof(void *)); 853 if (!shost) { 854 rc = -ENOMEM; 855 goto err_out_regions; 856 } 857 chip = &pm8001_chips[ent->driver_data]; 858 SHOST_TO_SAS_HA(shost) = 859 kzalloc(sizeof(struct sas_ha_struct), GFP_KERNEL); 860 if (!SHOST_TO_SAS_HA(shost)) { 861 rc = -ENOMEM; 862 goto err_out_free_host; 863 } 864 865 rc = pm8001_prep_sas_ha_init(shost, chip); 866 if (rc) { 867 rc = -ENOMEM; 868 goto err_out_free; 869 } 870 pci_set_drvdata(pdev, SHOST_TO_SAS_HA(shost)); 871 /* ent->driver variable is used to differentiate between controllers */ 872 pm8001_ha = pm8001_pci_alloc(pdev, ent, shost); 873 if (!pm8001_ha) { 874 rc = -ENOMEM; 875 goto err_out_free; 876 } 877 list_add_tail(&pm8001_ha->list, &hba_list); 878 PM8001_CHIP_DISP->chip_soft_rst(pm8001_ha); 879 rc = PM8001_CHIP_DISP->chip_init(pm8001_ha); 880 if (rc) { 881 PM8001_FAIL_DBG(pm8001_ha, pm8001_printk( 882 "chip_init failed [ret: %d]\n", rc)); 883 goto err_out_ha_free; 884 } 885 886 rc = scsi_add_host(shost, &pdev->dev); 887 if (rc) 888 goto err_out_ha_free; 889 rc = pm8001_request_irq(pm8001_ha); 890 if (rc) { 891 PM8001_FAIL_DBG(pm8001_ha, pm8001_printk( 892 "pm8001_request_irq failed [ret: %d]\n", rc)); 893 goto err_out_shost; 894 } 895 896 PM8001_CHIP_DISP->interrupt_enable(pm8001_ha, 0); 897 if (pm8001_ha->chip_id != chip_8001) { 898 for (i = 1; i < pm8001_ha->number_of_intr; i++) 899 PM8001_CHIP_DISP->interrupt_enable(pm8001_ha, i); 900 /* setup thermal configuration. */ 901 pm80xx_set_thermal_config(pm8001_ha); 902 } 903 904 pm8001_init_sas_add(pm8001_ha); 905 /* phy setting support for motherboard controller */ 906 if (pdev->subsystem_vendor != PCI_VENDOR_ID_ADAPTEC2 && 907 pdev->subsystem_vendor != 0) { 908 rc = pm8001_get_phy_settings_info(pm8001_ha); 909 if (rc) 910 goto err_out_shost; 911 } 912 pm8001_post_sas_ha_init(shost, chip); 913 rc = sas_register_ha(SHOST_TO_SAS_HA(shost)); 914 if (rc) 915 goto err_out_shost; 916 scsi_scan_host(pm8001_ha->shost); 917 return 0; 918 919 err_out_shost: 920 scsi_remove_host(pm8001_ha->shost); 921 err_out_ha_free: 922 pm8001_free(pm8001_ha); 923 err_out_free: 924 kfree(SHOST_TO_SAS_HA(shost)); 925 err_out_free_host: 926 kfree(shost); 927 err_out_regions: 928 pci_release_regions(pdev); 929 err_out_disable: 930 pci_disable_device(pdev); 931 err_out_enable: 932 return rc; 933 } 934 935 static void pm8001_pci_remove(struct pci_dev *pdev) 936 { 937 struct sas_ha_struct *sha = pci_get_drvdata(pdev); 938 struct pm8001_hba_info *pm8001_ha; 939 int i, j; 940 pm8001_ha = sha->lldd_ha; 941 sas_unregister_ha(sha); 942 sas_remove_host(pm8001_ha->shost); 943 list_del(&pm8001_ha->list); 944 scsi_remove_host(pm8001_ha->shost); 945 PM8001_CHIP_DISP->interrupt_disable(pm8001_ha, 0xFF); 946 PM8001_CHIP_DISP->chip_soft_rst(pm8001_ha); 947 948 #ifdef PM8001_USE_MSIX 949 for (i = 0; i < pm8001_ha->number_of_intr; i++) 950 synchronize_irq(pm8001_ha->msix_entries[i].vector); 951 for (i = 0; i < pm8001_ha->number_of_intr; i++) 952 free_irq(pm8001_ha->msix_entries[i].vector, 953 &(pm8001_ha->irq_vector[i])); 954 pci_disable_msix(pdev); 955 #else 956 free_irq(pm8001_ha->irq, sha); 957 #endif 958 #ifdef PM8001_USE_TASKLET 959 /* For non-msix and msix interrupts */ 960 if ((!pdev->msix_cap) || (pm8001_ha->chip_id == chip_8001)) 961 tasklet_kill(&pm8001_ha->tasklet[0]); 962 else 963 for (j = 0; j < PM8001_MAX_MSIX_VEC; j++) 964 tasklet_kill(&pm8001_ha->tasklet[j]); 965 #endif 966 pm8001_free(pm8001_ha); 967 kfree(sha->sas_phy); 968 kfree(sha->sas_port); 969 kfree(sha); 970 pci_release_regions(pdev); 971 pci_disable_device(pdev); 972 } 973 974 /** 975 * pm8001_pci_suspend - power management suspend main entry point 976 * @pdev: PCI device struct 977 * @state: PM state change to (usually PCI_D3) 978 * 979 * Returns 0 success, anything else error. 980 */ 981 static int pm8001_pci_suspend(struct pci_dev *pdev, pm_message_t state) 982 { 983 struct sas_ha_struct *sha = pci_get_drvdata(pdev); 984 struct pm8001_hba_info *pm8001_ha; 985 int i, j; 986 u32 device_state; 987 pm8001_ha = sha->lldd_ha; 988 sas_suspend_ha(sha); 989 flush_workqueue(pm8001_wq); 990 scsi_block_requests(pm8001_ha->shost); 991 if (!pdev->pm_cap) { 992 dev_err(&pdev->dev, " PCI PM not supported\n"); 993 return -ENODEV; 994 } 995 PM8001_CHIP_DISP->interrupt_disable(pm8001_ha, 0xFF); 996 PM8001_CHIP_DISP->chip_soft_rst(pm8001_ha); 997 #ifdef PM8001_USE_MSIX 998 for (i = 0; i < pm8001_ha->number_of_intr; i++) 999 synchronize_irq(pm8001_ha->msix_entries[i].vector); 1000 for (i = 0; i < pm8001_ha->number_of_intr; i++) 1001 free_irq(pm8001_ha->msix_entries[i].vector, 1002 &(pm8001_ha->irq_vector[i])); 1003 pci_disable_msix(pdev); 1004 #else 1005 free_irq(pm8001_ha->irq, sha); 1006 #endif 1007 #ifdef PM8001_USE_TASKLET 1008 /* For non-msix and msix interrupts */ 1009 if ((!pdev->msix_cap) || (pm8001_ha->chip_id == chip_8001)) 1010 tasklet_kill(&pm8001_ha->tasklet[0]); 1011 else 1012 for (j = 0; j < PM8001_MAX_MSIX_VEC; j++) 1013 tasklet_kill(&pm8001_ha->tasklet[j]); 1014 #endif 1015 device_state = pci_choose_state(pdev, state); 1016 pm8001_printk("pdev=0x%p, slot=%s, entering " 1017 "operating state [D%d]\n", pdev, 1018 pm8001_ha->name, device_state); 1019 pci_save_state(pdev); 1020 pci_disable_device(pdev); 1021 pci_set_power_state(pdev, device_state); 1022 return 0; 1023 } 1024 1025 /** 1026 * pm8001_pci_resume - power management resume main entry point 1027 * @pdev: PCI device struct 1028 * 1029 * Returns 0 success, anything else error. 1030 */ 1031 static int pm8001_pci_resume(struct pci_dev *pdev) 1032 { 1033 struct sas_ha_struct *sha = pci_get_drvdata(pdev); 1034 struct pm8001_hba_info *pm8001_ha; 1035 int rc; 1036 u8 i = 0, j; 1037 u32 device_state; 1038 DECLARE_COMPLETION_ONSTACK(completion); 1039 pm8001_ha = sha->lldd_ha; 1040 device_state = pdev->current_state; 1041 1042 pm8001_printk("pdev=0x%p, slot=%s, resuming from previous " 1043 "operating state [D%d]\n", pdev, pm8001_ha->name, device_state); 1044 1045 pci_set_power_state(pdev, PCI_D0); 1046 pci_enable_wake(pdev, PCI_D0, 0); 1047 pci_restore_state(pdev); 1048 rc = pci_enable_device(pdev); 1049 if (rc) { 1050 pm8001_printk("slot=%s Enable device failed during resume\n", 1051 pm8001_ha->name); 1052 goto err_out_enable; 1053 } 1054 1055 pci_set_master(pdev); 1056 rc = pci_go_44(pdev); 1057 if (rc) 1058 goto err_out_disable; 1059 sas_prep_resume_ha(sha); 1060 /* chip soft rst only for spc */ 1061 if (pm8001_ha->chip_id == chip_8001) { 1062 PM8001_CHIP_DISP->chip_soft_rst(pm8001_ha); 1063 PM8001_INIT_DBG(pm8001_ha, 1064 pm8001_printk("chip soft reset successful\n")); 1065 } 1066 rc = PM8001_CHIP_DISP->chip_init(pm8001_ha); 1067 if (rc) 1068 goto err_out_disable; 1069 1070 /* disable all the interrupt bits */ 1071 PM8001_CHIP_DISP->interrupt_disable(pm8001_ha, 0xFF); 1072 1073 rc = pm8001_request_irq(pm8001_ha); 1074 if (rc) 1075 goto err_out_disable; 1076 #ifdef PM8001_USE_TASKLET 1077 /* Tasklet for non msi-x interrupt handler */ 1078 if ((!pdev->msix_cap) || (pm8001_ha->chip_id == chip_8001)) 1079 tasklet_init(&pm8001_ha->tasklet[0], pm8001_tasklet, 1080 (unsigned long)&(pm8001_ha->irq_vector[0])); 1081 else 1082 for (j = 0; j < PM8001_MAX_MSIX_VEC; j++) 1083 tasklet_init(&pm8001_ha->tasklet[j], pm8001_tasklet, 1084 (unsigned long)&(pm8001_ha->irq_vector[j])); 1085 #endif 1086 PM8001_CHIP_DISP->interrupt_enable(pm8001_ha, 0); 1087 if (pm8001_ha->chip_id != chip_8001) { 1088 for (i = 1; i < pm8001_ha->number_of_intr; i++) 1089 PM8001_CHIP_DISP->interrupt_enable(pm8001_ha, i); 1090 } 1091 pm8001_ha->flags = PM8001F_RUN_TIME; 1092 for (i = 0; i < pm8001_ha->chip->n_phy; i++) { 1093 pm8001_ha->phy[i].enable_completion = &completion; 1094 PM8001_CHIP_DISP->phy_start_req(pm8001_ha, i); 1095 wait_for_completion(&completion); 1096 } 1097 sas_resume_ha(sha); 1098 return 0; 1099 1100 err_out_disable: 1101 scsi_remove_host(pm8001_ha->shost); 1102 pci_disable_device(pdev); 1103 err_out_enable: 1104 return rc; 1105 } 1106 1107 /* update of pci device, vendor id and driver data with 1108 * unique value for each of the controller 1109 */ 1110 static struct pci_device_id pm8001_pci_table[] = { 1111 { PCI_VDEVICE(PMC_Sierra, 0x8001), chip_8001 }, 1112 { PCI_VDEVICE(ATTO, 0x0042), chip_8001 }, 1113 /* Support for SPC/SPCv/SPCve controllers */ 1114 { PCI_VDEVICE(ADAPTEC2, 0x8001), chip_8001 }, 1115 { PCI_VDEVICE(PMC_Sierra, 0x8008), chip_8008 }, 1116 { PCI_VDEVICE(ADAPTEC2, 0x8008), chip_8008 }, 1117 { PCI_VDEVICE(PMC_Sierra, 0x8018), chip_8018 }, 1118 { PCI_VDEVICE(ADAPTEC2, 0x8018), chip_8018 }, 1119 { PCI_VDEVICE(PMC_Sierra, 0x8009), chip_8009 }, 1120 { PCI_VDEVICE(ADAPTEC2, 0x8009), chip_8009 }, 1121 { PCI_VDEVICE(PMC_Sierra, 0x8019), chip_8019 }, 1122 { PCI_VDEVICE(ADAPTEC2, 0x8019), chip_8019 }, 1123 { PCI_VDEVICE(PMC_Sierra, 0x8074), chip_8074 }, 1124 { PCI_VDEVICE(ADAPTEC2, 0x8074), chip_8074 }, 1125 { PCI_VDEVICE(PMC_Sierra, 0x8076), chip_8076 }, 1126 { PCI_VDEVICE(ADAPTEC2, 0x8076), chip_8076 }, 1127 { PCI_VDEVICE(PMC_Sierra, 0x8077), chip_8077 }, 1128 { PCI_VDEVICE(ADAPTEC2, 0x8077), chip_8077 }, 1129 { PCI_VENDOR_ID_ADAPTEC2, 0x8081, 1130 PCI_VENDOR_ID_ADAPTEC2, 0x0400, 0, 0, chip_8001 }, 1131 { PCI_VENDOR_ID_ADAPTEC2, 0x8081, 1132 PCI_VENDOR_ID_ADAPTEC2, 0x0800, 0, 0, chip_8001 }, 1133 { PCI_VENDOR_ID_ADAPTEC2, 0x8088, 1134 PCI_VENDOR_ID_ADAPTEC2, 0x0008, 0, 0, chip_8008 }, 1135 { PCI_VENDOR_ID_ADAPTEC2, 0x8088, 1136 PCI_VENDOR_ID_ADAPTEC2, 0x0800, 0, 0, chip_8008 }, 1137 { PCI_VENDOR_ID_ADAPTEC2, 0x8089, 1138 PCI_VENDOR_ID_ADAPTEC2, 0x0008, 0, 0, chip_8009 }, 1139 { PCI_VENDOR_ID_ADAPTEC2, 0x8089, 1140 PCI_VENDOR_ID_ADAPTEC2, 0x0800, 0, 0, chip_8009 }, 1141 { PCI_VENDOR_ID_ADAPTEC2, 0x8088, 1142 PCI_VENDOR_ID_ADAPTEC2, 0x0016, 0, 0, chip_8018 }, 1143 { PCI_VENDOR_ID_ADAPTEC2, 0x8088, 1144 PCI_VENDOR_ID_ADAPTEC2, 0x1600, 0, 0, chip_8018 }, 1145 { PCI_VENDOR_ID_ADAPTEC2, 0x8089, 1146 PCI_VENDOR_ID_ADAPTEC2, 0x0016, 0, 0, chip_8019 }, 1147 { PCI_VENDOR_ID_ADAPTEC2, 0x8089, 1148 PCI_VENDOR_ID_ADAPTEC2, 0x1600, 0, 0, chip_8019 }, 1149 { PCI_VENDOR_ID_ADAPTEC2, 0x8074, 1150 PCI_VENDOR_ID_ADAPTEC2, 0x0800, 0, 0, chip_8074 }, 1151 { PCI_VENDOR_ID_ADAPTEC2, 0x8076, 1152 PCI_VENDOR_ID_ADAPTEC2, 0x1600, 0, 0, chip_8076 }, 1153 { PCI_VENDOR_ID_ADAPTEC2, 0x8077, 1154 PCI_VENDOR_ID_ADAPTEC2, 0x1600, 0, 0, chip_8077 }, 1155 { PCI_VENDOR_ID_ADAPTEC2, 0x8074, 1156 PCI_VENDOR_ID_ADAPTEC2, 0x0008, 0, 0, chip_8074 }, 1157 { PCI_VENDOR_ID_ADAPTEC2, 0x8076, 1158 PCI_VENDOR_ID_ADAPTEC2, 0x0016, 0, 0, chip_8076 }, 1159 { PCI_VENDOR_ID_ADAPTEC2, 0x8077, 1160 PCI_VENDOR_ID_ADAPTEC2, 0x0016, 0, 0, chip_8077 }, 1161 { PCI_VENDOR_ID_ADAPTEC2, 0x8076, 1162 PCI_VENDOR_ID_ADAPTEC2, 0x0808, 0, 0, chip_8076 }, 1163 { PCI_VENDOR_ID_ADAPTEC2, 0x8077, 1164 PCI_VENDOR_ID_ADAPTEC2, 0x0808, 0, 0, chip_8077 }, 1165 { PCI_VENDOR_ID_ADAPTEC2, 0x8074, 1166 PCI_VENDOR_ID_ADAPTEC2, 0x0404, 0, 0, chip_8074 }, 1167 {} /* terminate list */ 1168 }; 1169 1170 static struct pci_driver pm8001_pci_driver = { 1171 .name = DRV_NAME, 1172 .id_table = pm8001_pci_table, 1173 .probe = pm8001_pci_probe, 1174 .remove = pm8001_pci_remove, 1175 .suspend = pm8001_pci_suspend, 1176 .resume = pm8001_pci_resume, 1177 }; 1178 1179 /** 1180 * pm8001_init - initialize scsi transport template 1181 */ 1182 static int __init pm8001_init(void) 1183 { 1184 int rc = -ENOMEM; 1185 1186 pm8001_wq = alloc_workqueue("pm80xx", 0, 0); 1187 if (!pm8001_wq) 1188 goto err; 1189 1190 pm8001_id = 0; 1191 pm8001_stt = sas_domain_attach_transport(&pm8001_transport_ops); 1192 if (!pm8001_stt) 1193 goto err_wq; 1194 rc = pci_register_driver(&pm8001_pci_driver); 1195 if (rc) 1196 goto err_tp; 1197 return 0; 1198 1199 err_tp: 1200 sas_release_transport(pm8001_stt); 1201 err_wq: 1202 destroy_workqueue(pm8001_wq); 1203 err: 1204 return rc; 1205 } 1206 1207 static void __exit pm8001_exit(void) 1208 { 1209 pci_unregister_driver(&pm8001_pci_driver); 1210 sas_release_transport(pm8001_stt); 1211 destroy_workqueue(pm8001_wq); 1212 } 1213 1214 module_init(pm8001_init); 1215 module_exit(pm8001_exit); 1216 1217 MODULE_AUTHOR("Jack Wang <jack_wang@usish.com>"); 1218 MODULE_AUTHOR("Anand Kumar Santhanam <AnandKumar.Santhanam@pmcs.com>"); 1219 MODULE_AUTHOR("Sangeetha Gnanasekaran <Sangeetha.Gnanasekaran@pmcs.com>"); 1220 MODULE_AUTHOR("Nikith Ganigarakoppal <Nikith.Ganigarakoppal@pmcs.com>"); 1221 MODULE_DESCRIPTION( 1222 "PMC-Sierra PM8001/8081/8088/8089/8074/8076/8077 " 1223 "SAS/SATA controller driver"); 1224 MODULE_VERSION(DRV_VERSION); 1225 MODULE_LICENSE("GPL"); 1226 MODULE_DEVICE_TABLE(pci, pm8001_pci_table); 1227 1228