1 /* 2 * HighPoint RR3xxx/4xxx controller driver for Linux 3 * Copyright (C) 2006-2007 HighPoint Technologies, Inc. All Rights Reserved. 4 * 5 * This program is free software; you can redistribute it and/or modify 6 * it under the terms of the GNU General Public License as published by 7 * the Free Software Foundation; version 2 of the License. 8 * 9 * This program is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * GNU General Public License for more details. 13 * 14 * Please report bugs/comments/suggestions to linux@highpoint-tech.com 15 * 16 * For more information, visit http://www.highpoint-tech.com 17 */ 18 #include <linux/module.h> 19 #include <linux/types.h> 20 #include <linux/string.h> 21 #include <linux/kernel.h> 22 #include <linux/pci.h> 23 #include <linux/interrupt.h> 24 #include <linux/errno.h> 25 #include <linux/delay.h> 26 #include <linux/timer.h> 27 #include <linux/spinlock.h> 28 #include <linux/hdreg.h> 29 #include <asm/uaccess.h> 30 #include <asm/io.h> 31 #include <asm/div64.h> 32 #include <scsi/scsi_cmnd.h> 33 #include <scsi/scsi_device.h> 34 #include <scsi/scsi.h> 35 #include <scsi/scsi_tcq.h> 36 #include <scsi/scsi_host.h> 37 38 #include "hptiop.h" 39 40 MODULE_AUTHOR("HighPoint Technologies, Inc."); 41 MODULE_DESCRIPTION("HighPoint RocketRAID 3xxx/4xxx Controller Driver"); 42 43 static char driver_name[] = "hptiop"; 44 static const char driver_name_long[] = "RocketRAID 3xxx/4xxx Controller driver"; 45 static const char driver_ver[] = "v1.3 (071203)"; 46 47 static int iop_send_sync_msg(struct hptiop_hba *hba, u32 msg, u32 millisec); 48 static void hptiop_finish_scsi_req(struct hptiop_hba *hba, u32 tag, 49 struct hpt_iop_request_scsi_command *req); 50 static void hptiop_host_request_callback_itl(struct hptiop_hba *hba, u32 tag); 51 static void hptiop_iop_request_callback_itl(struct hptiop_hba *hba, u32 tag); 52 static void hptiop_message_callback(struct hptiop_hba *hba, u32 msg); 53 54 static int iop_wait_ready_itl(struct hptiop_hba *hba, u32 millisec) 55 { 56 u32 req = 0; 57 int i; 58 59 for (i = 0; i < millisec; i++) { 60 req = readl(&hba->u.itl.iop->inbound_queue); 61 if (req != IOPMU_QUEUE_EMPTY) 62 break; 63 msleep(1); 64 } 65 66 if (req != IOPMU_QUEUE_EMPTY) { 67 writel(req, &hba->u.itl.iop->outbound_queue); 68 readl(&hba->u.itl.iop->outbound_intstatus); 69 return 0; 70 } 71 72 return -1; 73 } 74 75 static int iop_wait_ready_mv(struct hptiop_hba *hba, u32 millisec) 76 { 77 return iop_send_sync_msg(hba, IOPMU_INBOUND_MSG0_NOP, millisec); 78 } 79 80 static void hptiop_request_callback_itl(struct hptiop_hba *hba, u32 tag) 81 { 82 if (tag & IOPMU_QUEUE_ADDR_HOST_BIT) 83 hptiop_host_request_callback_itl(hba, 84 tag & ~IOPMU_QUEUE_ADDR_HOST_BIT); 85 else 86 hptiop_iop_request_callback_itl(hba, tag); 87 } 88 89 static void hptiop_drain_outbound_queue_itl(struct hptiop_hba *hba) 90 { 91 u32 req; 92 93 while ((req = readl(&hba->u.itl.iop->outbound_queue)) != 94 IOPMU_QUEUE_EMPTY) { 95 96 if (req & IOPMU_QUEUE_MASK_HOST_BITS) 97 hptiop_request_callback_itl(hba, req); 98 else { 99 struct hpt_iop_request_header __iomem * p; 100 101 p = (struct hpt_iop_request_header __iomem *) 102 ((char __iomem *)hba->u.itl.iop + req); 103 104 if (readl(&p->flags) & IOP_REQUEST_FLAG_SYNC_REQUEST) { 105 if (readl(&p->context)) 106 hptiop_request_callback_itl(hba, req); 107 else 108 writel(1, &p->context); 109 } 110 else 111 hptiop_request_callback_itl(hba, req); 112 } 113 } 114 } 115 116 static int iop_intr_itl(struct hptiop_hba *hba) 117 { 118 struct hpt_iopmu_itl __iomem *iop = hba->u.itl.iop; 119 u32 status; 120 int ret = 0; 121 122 status = readl(&iop->outbound_intstatus); 123 124 if (status & IOPMU_OUTBOUND_INT_MSG0) { 125 u32 msg = readl(&iop->outbound_msgaddr0); 126 127 dprintk("received outbound msg %x\n", msg); 128 writel(IOPMU_OUTBOUND_INT_MSG0, &iop->outbound_intstatus); 129 hptiop_message_callback(hba, msg); 130 ret = 1; 131 } 132 133 if (status & IOPMU_OUTBOUND_INT_POSTQUEUE) { 134 hptiop_drain_outbound_queue_itl(hba); 135 ret = 1; 136 } 137 138 return ret; 139 } 140 141 static u64 mv_outbound_read(struct hpt_iopmu_mv __iomem *mu) 142 { 143 u32 outbound_tail = readl(&mu->outbound_tail); 144 u32 outbound_head = readl(&mu->outbound_head); 145 146 if (outbound_tail != outbound_head) { 147 u64 p; 148 149 memcpy_fromio(&p, &mu->outbound_q[mu->outbound_tail], 8); 150 outbound_tail++; 151 152 if (outbound_tail == MVIOP_QUEUE_LEN) 153 outbound_tail = 0; 154 writel(outbound_tail, &mu->outbound_tail); 155 return p; 156 } else 157 return 0; 158 } 159 160 static void mv_inbound_write(u64 p, struct hptiop_hba *hba) 161 { 162 u32 inbound_head = readl(&hba->u.mv.mu->inbound_head); 163 u32 head = inbound_head + 1; 164 165 if (head == MVIOP_QUEUE_LEN) 166 head = 0; 167 168 memcpy_toio(&hba->u.mv.mu->inbound_q[inbound_head], &p, 8); 169 writel(head, &hba->u.mv.mu->inbound_head); 170 writel(MVIOP_MU_INBOUND_INT_POSTQUEUE, 171 &hba->u.mv.regs->inbound_doorbell); 172 } 173 174 static void hptiop_request_callback_mv(struct hptiop_hba *hba, u64 tag) 175 { 176 u32 req_type = (tag >> 5) & 0x7; 177 struct hpt_iop_request_scsi_command *req; 178 179 dprintk("hptiop_request_callback_mv: tag=%llx\n", tag); 180 181 BUG_ON((tag & MVIOP_MU_QUEUE_REQUEST_RETURN_CONTEXT) == 0); 182 183 switch (req_type) { 184 case IOP_REQUEST_TYPE_GET_CONFIG: 185 case IOP_REQUEST_TYPE_SET_CONFIG: 186 hba->msg_done = 1; 187 break; 188 189 case IOP_REQUEST_TYPE_SCSI_COMMAND: 190 req = hba->reqs[tag >> 8].req_virt; 191 if (likely(tag & MVIOP_MU_QUEUE_REQUEST_RESULT_BIT)) 192 req->header.result = cpu_to_le32(IOP_RESULT_SUCCESS); 193 194 hptiop_finish_scsi_req(hba, tag>>8, req); 195 break; 196 197 default: 198 break; 199 } 200 } 201 202 static int iop_intr_mv(struct hptiop_hba *hba) 203 { 204 u32 status; 205 int ret = 0; 206 207 status = readl(&hba->u.mv.regs->outbound_doorbell); 208 writel(~status, &hba->u.mv.regs->outbound_doorbell); 209 210 if (status & MVIOP_MU_OUTBOUND_INT_MSG) { 211 u32 msg; 212 msg = readl(&hba->u.mv.mu->outbound_msg); 213 dprintk("received outbound msg %x\n", msg); 214 hptiop_message_callback(hba, msg); 215 ret = 1; 216 } 217 218 if (status & MVIOP_MU_OUTBOUND_INT_POSTQUEUE) { 219 u64 tag; 220 221 while ((tag = mv_outbound_read(hba->u.mv.mu))) 222 hptiop_request_callback_mv(hba, tag); 223 ret = 1; 224 } 225 226 return ret; 227 } 228 229 static int iop_send_sync_request_itl(struct hptiop_hba *hba, 230 void __iomem *_req, u32 millisec) 231 { 232 struct hpt_iop_request_header __iomem *req = _req; 233 u32 i; 234 235 writel(readl(&req->flags) | IOP_REQUEST_FLAG_SYNC_REQUEST, &req->flags); 236 writel(0, &req->context); 237 writel((unsigned long)req - (unsigned long)hba->u.itl.iop, 238 &hba->u.itl.iop->inbound_queue); 239 readl(&hba->u.itl.iop->outbound_intstatus); 240 241 for (i = 0; i < millisec; i++) { 242 iop_intr_itl(hba); 243 if (readl(&req->context)) 244 return 0; 245 msleep(1); 246 } 247 248 return -1; 249 } 250 251 static int iop_send_sync_request_mv(struct hptiop_hba *hba, 252 u32 size_bits, u32 millisec) 253 { 254 struct hpt_iop_request_header *reqhdr = hba->u.mv.internal_req; 255 u32 i; 256 257 hba->msg_done = 0; 258 reqhdr->flags |= cpu_to_le32(IOP_REQUEST_FLAG_SYNC_REQUEST); 259 mv_inbound_write(hba->u.mv.internal_req_phy | 260 MVIOP_MU_QUEUE_ADDR_HOST_BIT | size_bits, hba); 261 262 for (i = 0; i < millisec; i++) { 263 iop_intr_mv(hba); 264 if (hba->msg_done) 265 return 0; 266 msleep(1); 267 } 268 return -1; 269 } 270 271 static void hptiop_post_msg_itl(struct hptiop_hba *hba, u32 msg) 272 { 273 writel(msg, &hba->u.itl.iop->inbound_msgaddr0); 274 readl(&hba->u.itl.iop->outbound_intstatus); 275 } 276 277 static void hptiop_post_msg_mv(struct hptiop_hba *hba, u32 msg) 278 { 279 writel(msg, &hba->u.mv.mu->inbound_msg); 280 writel(MVIOP_MU_INBOUND_INT_MSG, &hba->u.mv.regs->inbound_doorbell); 281 readl(&hba->u.mv.regs->inbound_doorbell); 282 } 283 284 static int iop_send_sync_msg(struct hptiop_hba *hba, u32 msg, u32 millisec) 285 { 286 u32 i; 287 288 hba->msg_done = 0; 289 hba->ops->post_msg(hba, msg); 290 291 for (i = 0; i < millisec; i++) { 292 spin_lock_irq(hba->host->host_lock); 293 hba->ops->iop_intr(hba); 294 spin_unlock_irq(hba->host->host_lock); 295 if (hba->msg_done) 296 break; 297 msleep(1); 298 } 299 300 return hba->msg_done? 0 : -1; 301 } 302 303 static int iop_get_config_itl(struct hptiop_hba *hba, 304 struct hpt_iop_request_get_config *config) 305 { 306 u32 req32; 307 struct hpt_iop_request_get_config __iomem *req; 308 309 req32 = readl(&hba->u.itl.iop->inbound_queue); 310 if (req32 == IOPMU_QUEUE_EMPTY) 311 return -1; 312 313 req = (struct hpt_iop_request_get_config __iomem *) 314 ((unsigned long)hba->u.itl.iop + req32); 315 316 writel(0, &req->header.flags); 317 writel(IOP_REQUEST_TYPE_GET_CONFIG, &req->header.type); 318 writel(sizeof(struct hpt_iop_request_get_config), &req->header.size); 319 writel(IOP_RESULT_PENDING, &req->header.result); 320 321 if (iop_send_sync_request_itl(hba, req, 20000)) { 322 dprintk("Get config send cmd failed\n"); 323 return -1; 324 } 325 326 memcpy_fromio(config, req, sizeof(*config)); 327 writel(req32, &hba->u.itl.iop->outbound_queue); 328 return 0; 329 } 330 331 static int iop_get_config_mv(struct hptiop_hba *hba, 332 struct hpt_iop_request_get_config *config) 333 { 334 struct hpt_iop_request_get_config *req = hba->u.mv.internal_req; 335 336 req->header.flags = cpu_to_le32(IOP_REQUEST_FLAG_OUTPUT_CONTEXT); 337 req->header.type = cpu_to_le32(IOP_REQUEST_TYPE_GET_CONFIG); 338 req->header.size = 339 cpu_to_le32(sizeof(struct hpt_iop_request_get_config)); 340 req->header.result = cpu_to_le32(IOP_RESULT_PENDING); 341 req->header.context = cpu_to_le32(IOP_REQUEST_TYPE_GET_CONFIG<<5); 342 req->header.context_hi32 = 0; 343 344 if (iop_send_sync_request_mv(hba, 0, 20000)) { 345 dprintk("Get config send cmd failed\n"); 346 return -1; 347 } 348 349 memcpy(config, req, sizeof(struct hpt_iop_request_get_config)); 350 return 0; 351 } 352 353 static int iop_set_config_itl(struct hptiop_hba *hba, 354 struct hpt_iop_request_set_config *config) 355 { 356 u32 req32; 357 struct hpt_iop_request_set_config __iomem *req; 358 359 req32 = readl(&hba->u.itl.iop->inbound_queue); 360 if (req32 == IOPMU_QUEUE_EMPTY) 361 return -1; 362 363 req = (struct hpt_iop_request_set_config __iomem *) 364 ((unsigned long)hba->u.itl.iop + req32); 365 366 memcpy_toio((u8 __iomem *)req + sizeof(struct hpt_iop_request_header), 367 (u8 *)config + sizeof(struct hpt_iop_request_header), 368 sizeof(struct hpt_iop_request_set_config) - 369 sizeof(struct hpt_iop_request_header)); 370 371 writel(0, &req->header.flags); 372 writel(IOP_REQUEST_TYPE_SET_CONFIG, &req->header.type); 373 writel(sizeof(struct hpt_iop_request_set_config), &req->header.size); 374 writel(IOP_RESULT_PENDING, &req->header.result); 375 376 if (iop_send_sync_request_itl(hba, req, 20000)) { 377 dprintk("Set config send cmd failed\n"); 378 return -1; 379 } 380 381 writel(req32, &hba->u.itl.iop->outbound_queue); 382 return 0; 383 } 384 385 static int iop_set_config_mv(struct hptiop_hba *hba, 386 struct hpt_iop_request_set_config *config) 387 { 388 struct hpt_iop_request_set_config *req = hba->u.mv.internal_req; 389 390 memcpy(req, config, sizeof(struct hpt_iop_request_set_config)); 391 req->header.flags = cpu_to_le32(IOP_REQUEST_FLAG_OUTPUT_CONTEXT); 392 req->header.type = cpu_to_le32(IOP_REQUEST_TYPE_SET_CONFIG); 393 req->header.size = 394 cpu_to_le32(sizeof(struct hpt_iop_request_set_config)); 395 req->header.result = cpu_to_le32(IOP_RESULT_PENDING); 396 req->header.context = cpu_to_le32(IOP_REQUEST_TYPE_SET_CONFIG<<5); 397 req->header.context_hi32 = 0; 398 399 if (iop_send_sync_request_mv(hba, 0, 20000)) { 400 dprintk("Set config send cmd failed\n"); 401 return -1; 402 } 403 404 return 0; 405 } 406 407 static void hptiop_enable_intr_itl(struct hptiop_hba *hba) 408 { 409 writel(~(IOPMU_OUTBOUND_INT_POSTQUEUE | IOPMU_OUTBOUND_INT_MSG0), 410 &hba->u.itl.iop->outbound_intmask); 411 } 412 413 static void hptiop_enable_intr_mv(struct hptiop_hba *hba) 414 { 415 writel(MVIOP_MU_OUTBOUND_INT_POSTQUEUE | MVIOP_MU_OUTBOUND_INT_MSG, 416 &hba->u.mv.regs->outbound_intmask); 417 } 418 419 static int hptiop_initialize_iop(struct hptiop_hba *hba) 420 { 421 /* enable interrupts */ 422 hba->ops->enable_intr(hba); 423 424 hba->initialized = 1; 425 426 /* start background tasks */ 427 if (iop_send_sync_msg(hba, 428 IOPMU_INBOUND_MSG0_START_BACKGROUND_TASK, 5000)) { 429 printk(KERN_ERR "scsi%d: fail to start background task\n", 430 hba->host->host_no); 431 return -1; 432 } 433 return 0; 434 } 435 436 static void __iomem *hptiop_map_pci_bar(struct hptiop_hba *hba, int index) 437 { 438 u32 mem_base_phy, length; 439 void __iomem *mem_base_virt; 440 441 struct pci_dev *pcidev = hba->pcidev; 442 443 444 if (!(pci_resource_flags(pcidev, index) & IORESOURCE_MEM)) { 445 printk(KERN_ERR "scsi%d: pci resource invalid\n", 446 hba->host->host_no); 447 return NULL; 448 } 449 450 mem_base_phy = pci_resource_start(pcidev, index); 451 length = pci_resource_len(pcidev, index); 452 mem_base_virt = ioremap(mem_base_phy, length); 453 454 if (!mem_base_virt) { 455 printk(KERN_ERR "scsi%d: Fail to ioremap memory space\n", 456 hba->host->host_no); 457 return NULL; 458 } 459 return mem_base_virt; 460 } 461 462 static int hptiop_map_pci_bar_itl(struct hptiop_hba *hba) 463 { 464 hba->u.itl.iop = hptiop_map_pci_bar(hba, 0); 465 if (hba->u.itl.iop) 466 return 0; 467 else 468 return -1; 469 } 470 471 static void hptiop_unmap_pci_bar_itl(struct hptiop_hba *hba) 472 { 473 iounmap(hba->u.itl.iop); 474 } 475 476 static int hptiop_map_pci_bar_mv(struct hptiop_hba *hba) 477 { 478 hba->u.mv.regs = hptiop_map_pci_bar(hba, 0); 479 if (hba->u.mv.regs == NULL) 480 return -1; 481 482 hba->u.mv.mu = hptiop_map_pci_bar(hba, 2); 483 if (hba->u.mv.mu == NULL) { 484 iounmap(hba->u.mv.regs); 485 return -1; 486 } 487 488 return 0; 489 } 490 491 static void hptiop_unmap_pci_bar_mv(struct hptiop_hba *hba) 492 { 493 iounmap(hba->u.mv.regs); 494 iounmap(hba->u.mv.mu); 495 } 496 497 static void hptiop_message_callback(struct hptiop_hba *hba, u32 msg) 498 { 499 dprintk("iop message 0x%x\n", msg); 500 501 if (msg == IOPMU_INBOUND_MSG0_NOP) 502 hba->msg_done = 1; 503 504 if (!hba->initialized) 505 return; 506 507 if (msg == IOPMU_INBOUND_MSG0_RESET) { 508 atomic_set(&hba->resetting, 0); 509 wake_up(&hba->reset_wq); 510 } 511 else if (msg <= IOPMU_INBOUND_MSG0_MAX) 512 hba->msg_done = 1; 513 } 514 515 static struct hptiop_request *get_req(struct hptiop_hba *hba) 516 { 517 struct hptiop_request *ret; 518 519 dprintk("get_req : req=%p\n", hba->req_list); 520 521 ret = hba->req_list; 522 if (ret) 523 hba->req_list = ret->next; 524 525 return ret; 526 } 527 528 static void free_req(struct hptiop_hba *hba, struct hptiop_request *req) 529 { 530 dprintk("free_req(%d, %p)\n", req->index, req); 531 req->next = hba->req_list; 532 hba->req_list = req; 533 } 534 535 static void hptiop_finish_scsi_req(struct hptiop_hba *hba, u32 tag, 536 struct hpt_iop_request_scsi_command *req) 537 { 538 struct scsi_cmnd *scp; 539 540 dprintk("hptiop_finish_scsi_req: req=%p, type=%d, " 541 "result=%d, context=0x%x tag=%d\n", 542 req, req->header.type, req->header.result, 543 req->header.context, tag); 544 545 BUG_ON(!req->header.result); 546 BUG_ON(req->header.type != cpu_to_le32(IOP_REQUEST_TYPE_SCSI_COMMAND)); 547 548 scp = hba->reqs[tag].scp; 549 550 if (HPT_SCP(scp)->mapped) 551 scsi_dma_unmap(scp); 552 553 switch (le32_to_cpu(req->header.result)) { 554 case IOP_RESULT_SUCCESS: 555 scsi_set_resid(scp, 556 scsi_bufflen(scp) - le32_to_cpu(req->dataxfer_length)); 557 scp->result = (DID_OK<<16); 558 break; 559 case IOP_RESULT_BAD_TARGET: 560 scp->result = (DID_BAD_TARGET<<16); 561 break; 562 case IOP_RESULT_BUSY: 563 scp->result = (DID_BUS_BUSY<<16); 564 break; 565 case IOP_RESULT_RESET: 566 scp->result = (DID_RESET<<16); 567 break; 568 case IOP_RESULT_FAIL: 569 scp->result = (DID_ERROR<<16); 570 break; 571 case IOP_RESULT_INVALID_REQUEST: 572 scp->result = (DID_ABORT<<16); 573 break; 574 case IOP_RESULT_CHECK_CONDITION: 575 scsi_set_resid(scp, 576 scsi_bufflen(scp) - le32_to_cpu(req->dataxfer_length)); 577 scp->result = SAM_STAT_CHECK_CONDITION; 578 memcpy(scp->sense_buffer, &req->sg_list, 579 min_t(size_t, SCSI_SENSE_BUFFERSIZE, 580 le32_to_cpu(req->dataxfer_length))); 581 break; 582 583 default: 584 scp->result = ((DRIVER_INVALID|SUGGEST_ABORT)<<24) | 585 (DID_ABORT<<16); 586 break; 587 } 588 589 dprintk("scsi_done(%p)\n", scp); 590 scp->scsi_done(scp); 591 free_req(hba, &hba->reqs[tag]); 592 } 593 594 static void hptiop_host_request_callback_itl(struct hptiop_hba *hba, u32 _tag) 595 { 596 struct hpt_iop_request_scsi_command *req; 597 u32 tag; 598 599 if (hba->iopintf_v2) { 600 tag = _tag & ~IOPMU_QUEUE_REQUEST_RESULT_BIT; 601 req = hba->reqs[tag].req_virt; 602 if (likely(_tag & IOPMU_QUEUE_REQUEST_RESULT_BIT)) 603 req->header.result = cpu_to_le32(IOP_RESULT_SUCCESS); 604 } else { 605 tag = _tag; 606 req = hba->reqs[tag].req_virt; 607 } 608 609 hptiop_finish_scsi_req(hba, tag, req); 610 } 611 612 void hptiop_iop_request_callback_itl(struct hptiop_hba *hba, u32 tag) 613 { 614 struct hpt_iop_request_header __iomem *req; 615 struct hpt_iop_request_ioctl_command __iomem *p; 616 struct hpt_ioctl_k *arg; 617 618 req = (struct hpt_iop_request_header __iomem *) 619 ((unsigned long)hba->u.itl.iop + tag); 620 dprintk("hptiop_iop_request_callback_itl: req=%p, type=%d, " 621 "result=%d, context=0x%x tag=%d\n", 622 req, readl(&req->type), readl(&req->result), 623 readl(&req->context), tag); 624 625 BUG_ON(!readl(&req->result)); 626 BUG_ON(readl(&req->type) != IOP_REQUEST_TYPE_IOCTL_COMMAND); 627 628 p = (struct hpt_iop_request_ioctl_command __iomem *)req; 629 arg = (struct hpt_ioctl_k *)(unsigned long) 630 (readl(&req->context) | 631 ((u64)readl(&req->context_hi32)<<32)); 632 633 if (readl(&req->result) == IOP_RESULT_SUCCESS) { 634 arg->result = HPT_IOCTL_RESULT_OK; 635 636 if (arg->outbuf_size) 637 memcpy_fromio(arg->outbuf, 638 &p->buf[(readl(&p->inbuf_size) + 3)& ~3], 639 arg->outbuf_size); 640 641 if (arg->bytes_returned) 642 *arg->bytes_returned = arg->outbuf_size; 643 } 644 else 645 arg->result = HPT_IOCTL_RESULT_FAILED; 646 647 arg->done(arg); 648 writel(tag, &hba->u.itl.iop->outbound_queue); 649 } 650 651 static irqreturn_t hptiop_intr(int irq, void *dev_id) 652 { 653 struct hptiop_hba *hba = dev_id; 654 int handled; 655 unsigned long flags; 656 657 spin_lock_irqsave(hba->host->host_lock, flags); 658 handled = hba->ops->iop_intr(hba); 659 spin_unlock_irqrestore(hba->host->host_lock, flags); 660 661 return handled; 662 } 663 664 static int hptiop_buildsgl(struct scsi_cmnd *scp, struct hpt_iopsg *psg) 665 { 666 struct Scsi_Host *host = scp->device->host; 667 struct hptiop_hba *hba = (struct hptiop_hba *)host->hostdata; 668 struct scatterlist *sg; 669 int idx, nseg; 670 671 nseg = scsi_dma_map(scp); 672 BUG_ON(nseg < 0); 673 if (!nseg) 674 return 0; 675 676 HPT_SCP(scp)->sgcnt = nseg; 677 HPT_SCP(scp)->mapped = 1; 678 679 BUG_ON(HPT_SCP(scp)->sgcnt > hba->max_sg_descriptors); 680 681 scsi_for_each_sg(scp, sg, HPT_SCP(scp)->sgcnt, idx) { 682 psg[idx].pci_address = cpu_to_le64(sg_dma_address(sg)); 683 psg[idx].size = cpu_to_le32(sg_dma_len(sg)); 684 psg[idx].eot = (idx == HPT_SCP(scp)->sgcnt - 1) ? 685 cpu_to_le32(1) : 0; 686 } 687 return HPT_SCP(scp)->sgcnt; 688 } 689 690 static void hptiop_post_req_itl(struct hptiop_hba *hba, 691 struct hptiop_request *_req) 692 { 693 struct hpt_iop_request_header *reqhdr = _req->req_virt; 694 695 reqhdr->context = cpu_to_le32(IOPMU_QUEUE_ADDR_HOST_BIT | 696 (u32)_req->index); 697 reqhdr->context_hi32 = 0; 698 699 if (hba->iopintf_v2) { 700 u32 size, size_bits; 701 702 size = le32_to_cpu(reqhdr->size); 703 if (size < 256) 704 size_bits = IOPMU_QUEUE_REQUEST_SIZE_BIT; 705 else if (size < 512) 706 size_bits = IOPMU_QUEUE_ADDR_HOST_BIT; 707 else 708 size_bits = IOPMU_QUEUE_REQUEST_SIZE_BIT | 709 IOPMU_QUEUE_ADDR_HOST_BIT; 710 writel(_req->req_shifted_phy | size_bits, 711 &hba->u.itl.iop->inbound_queue); 712 } else 713 writel(_req->req_shifted_phy | IOPMU_QUEUE_ADDR_HOST_BIT, 714 &hba->u.itl.iop->inbound_queue); 715 } 716 717 static void hptiop_post_req_mv(struct hptiop_hba *hba, 718 struct hptiop_request *_req) 719 { 720 struct hpt_iop_request_header *reqhdr = _req->req_virt; 721 u32 size, size_bit; 722 723 reqhdr->context = cpu_to_le32(_req->index<<8 | 724 IOP_REQUEST_TYPE_SCSI_COMMAND<<5); 725 reqhdr->context_hi32 = 0; 726 size = le32_to_cpu(reqhdr->size); 727 728 if (size <= 256) 729 size_bit = 0; 730 else if (size <= 256*2) 731 size_bit = 1; 732 else if (size <= 256*3) 733 size_bit = 2; 734 else 735 size_bit = 3; 736 737 mv_inbound_write((_req->req_shifted_phy << 5) | 738 MVIOP_MU_QUEUE_ADDR_HOST_BIT | size_bit, hba); 739 } 740 741 static int hptiop_queuecommand(struct scsi_cmnd *scp, 742 void (*done)(struct scsi_cmnd *)) 743 { 744 struct Scsi_Host *host = scp->device->host; 745 struct hptiop_hba *hba = (struct hptiop_hba *)host->hostdata; 746 struct hpt_iop_request_scsi_command *req; 747 int sg_count = 0; 748 struct hptiop_request *_req; 749 750 BUG_ON(!done); 751 scp->scsi_done = done; 752 753 _req = get_req(hba); 754 if (_req == NULL) { 755 dprintk("hptiop_queuecmd : no free req\n"); 756 return SCSI_MLQUEUE_HOST_BUSY; 757 } 758 759 _req->scp = scp; 760 761 dprintk("hptiop_queuecmd(scp=%p) %d/%d/%d/%d cdb=(%x-%x-%x) " 762 "req_index=%d, req=%p\n", 763 scp, 764 host->host_no, scp->device->channel, 765 scp->device->id, scp->device->lun, 766 ((u32 *)scp->cmnd)[0], 767 ((u32 *)scp->cmnd)[1], 768 ((u32 *)scp->cmnd)[2], 769 _req->index, _req->req_virt); 770 771 scp->result = 0; 772 773 if (scp->device->channel || scp->device->lun || 774 scp->device->id > hba->max_devices) { 775 scp->result = DID_BAD_TARGET << 16; 776 free_req(hba, _req); 777 goto cmd_done; 778 } 779 780 req = _req->req_virt; 781 782 /* build S/G table */ 783 sg_count = hptiop_buildsgl(scp, req->sg_list); 784 if (!sg_count) 785 HPT_SCP(scp)->mapped = 0; 786 787 req->header.flags = cpu_to_le32(IOP_REQUEST_FLAG_OUTPUT_CONTEXT); 788 req->header.type = cpu_to_le32(IOP_REQUEST_TYPE_SCSI_COMMAND); 789 req->header.result = cpu_to_le32(IOP_RESULT_PENDING); 790 req->dataxfer_length = cpu_to_le32(scsi_bufflen(scp)); 791 req->channel = scp->device->channel; 792 req->target = scp->device->id; 793 req->lun = scp->device->lun; 794 req->header.size = cpu_to_le32( 795 sizeof(struct hpt_iop_request_scsi_command) 796 - sizeof(struct hpt_iopsg) 797 + sg_count * sizeof(struct hpt_iopsg)); 798 799 memcpy(req->cdb, scp->cmnd, sizeof(req->cdb)); 800 hba->ops->post_req(hba, _req); 801 return 0; 802 803 cmd_done: 804 dprintk("scsi_done(scp=%p)\n", scp); 805 scp->scsi_done(scp); 806 return 0; 807 } 808 809 static const char *hptiop_info(struct Scsi_Host *host) 810 { 811 return driver_name_long; 812 } 813 814 static int hptiop_reset_hba(struct hptiop_hba *hba) 815 { 816 if (atomic_xchg(&hba->resetting, 1) == 0) { 817 atomic_inc(&hba->reset_count); 818 hba->ops->post_msg(hba, IOPMU_INBOUND_MSG0_RESET); 819 } 820 821 wait_event_timeout(hba->reset_wq, 822 atomic_read(&hba->resetting) == 0, 60 * HZ); 823 824 if (atomic_read(&hba->resetting)) { 825 /* IOP is in unkown state, abort reset */ 826 printk(KERN_ERR "scsi%d: reset failed\n", hba->host->host_no); 827 return -1; 828 } 829 830 if (iop_send_sync_msg(hba, 831 IOPMU_INBOUND_MSG0_START_BACKGROUND_TASK, 5000)) { 832 dprintk("scsi%d: fail to start background task\n", 833 hba->host->host_no); 834 } 835 836 return 0; 837 } 838 839 static int hptiop_reset(struct scsi_cmnd *scp) 840 { 841 struct Scsi_Host * host = scp->device->host; 842 struct hptiop_hba * hba = (struct hptiop_hba *)host->hostdata; 843 844 printk(KERN_WARNING "hptiop_reset(%d/%d/%d) scp=%p\n", 845 scp->device->host->host_no, scp->device->channel, 846 scp->device->id, scp); 847 848 return hptiop_reset_hba(hba)? FAILED : SUCCESS; 849 } 850 851 static int hptiop_adjust_disk_queue_depth(struct scsi_device *sdev, 852 int queue_depth) 853 { 854 struct hptiop_hba *hba = (struct hptiop_hba *)sdev->host->hostdata; 855 856 if (queue_depth > hba->max_requests) 857 queue_depth = hba->max_requests; 858 scsi_adjust_queue_depth(sdev, MSG_ORDERED_TAG, queue_depth); 859 return queue_depth; 860 } 861 862 static ssize_t hptiop_show_version(struct device *dev, 863 struct device_attribute *attr, char *buf) 864 { 865 return snprintf(buf, PAGE_SIZE, "%s\n", driver_ver); 866 } 867 868 static ssize_t hptiop_show_fw_version(struct device *dev, 869 struct device_attribute *attr, char *buf) 870 { 871 struct Scsi_Host *host = class_to_shost(dev); 872 struct hptiop_hba *hba = (struct hptiop_hba *)host->hostdata; 873 874 return snprintf(buf, PAGE_SIZE, "%d.%d.%d.%d\n", 875 hba->firmware_version >> 24, 876 (hba->firmware_version >> 16) & 0xff, 877 (hba->firmware_version >> 8) & 0xff, 878 hba->firmware_version & 0xff); 879 } 880 881 static struct device_attribute hptiop_attr_version = { 882 .attr = { 883 .name = "driver-version", 884 .mode = S_IRUGO, 885 }, 886 .show = hptiop_show_version, 887 }; 888 889 static struct device_attribute hptiop_attr_fw_version = { 890 .attr = { 891 .name = "firmware-version", 892 .mode = S_IRUGO, 893 }, 894 .show = hptiop_show_fw_version, 895 }; 896 897 static struct device_attribute *hptiop_attrs[] = { 898 &hptiop_attr_version, 899 &hptiop_attr_fw_version, 900 NULL 901 }; 902 903 static struct scsi_host_template driver_template = { 904 .module = THIS_MODULE, 905 .name = driver_name, 906 .queuecommand = hptiop_queuecommand, 907 .eh_device_reset_handler = hptiop_reset, 908 .eh_bus_reset_handler = hptiop_reset, 909 .info = hptiop_info, 910 .emulated = 0, 911 .use_clustering = ENABLE_CLUSTERING, 912 .proc_name = driver_name, 913 .shost_attrs = hptiop_attrs, 914 .this_id = -1, 915 .change_queue_depth = hptiop_adjust_disk_queue_depth, 916 }; 917 918 static int hptiop_internal_memalloc_mv(struct hptiop_hba *hba) 919 { 920 hba->u.mv.internal_req = dma_alloc_coherent(&hba->pcidev->dev, 921 0x800, &hba->u.mv.internal_req_phy, GFP_KERNEL); 922 if (hba->u.mv.internal_req) 923 return 0; 924 else 925 return -1; 926 } 927 928 static int hptiop_internal_memfree_mv(struct hptiop_hba *hba) 929 { 930 if (hba->u.mv.internal_req) { 931 dma_free_coherent(&hba->pcidev->dev, 0x800, 932 hba->u.mv.internal_req, hba->u.mv.internal_req_phy); 933 return 0; 934 } else 935 return -1; 936 } 937 938 static int __devinit hptiop_probe(struct pci_dev *pcidev, 939 const struct pci_device_id *id) 940 { 941 struct Scsi_Host *host = NULL; 942 struct hptiop_hba *hba; 943 struct hpt_iop_request_get_config iop_config; 944 struct hpt_iop_request_set_config set_config; 945 dma_addr_t start_phy; 946 void *start_virt; 947 u32 offset, i, req_size; 948 949 dprintk("hptiop_probe(%p)\n", pcidev); 950 951 if (pci_enable_device(pcidev)) { 952 printk(KERN_ERR "hptiop: fail to enable pci device\n"); 953 return -ENODEV; 954 } 955 956 printk(KERN_INFO "adapter at PCI %d:%d:%d, IRQ %d\n", 957 pcidev->bus->number, pcidev->devfn >> 3, pcidev->devfn & 7, 958 pcidev->irq); 959 960 pci_set_master(pcidev); 961 962 /* Enable 64bit DMA if possible */ 963 if (pci_set_dma_mask(pcidev, DMA_64BIT_MASK)) { 964 if (pci_set_dma_mask(pcidev, DMA_32BIT_MASK)) { 965 printk(KERN_ERR "hptiop: fail to set dma_mask\n"); 966 goto disable_pci_device; 967 } 968 } 969 970 if (pci_request_regions(pcidev, driver_name)) { 971 printk(KERN_ERR "hptiop: pci_request_regions failed\n"); 972 goto disable_pci_device; 973 } 974 975 host = scsi_host_alloc(&driver_template, sizeof(struct hptiop_hba)); 976 if (!host) { 977 printk(KERN_ERR "hptiop: fail to alloc scsi host\n"); 978 goto free_pci_regions; 979 } 980 981 hba = (struct hptiop_hba *)host->hostdata; 982 983 hba->ops = (struct hptiop_adapter_ops *)id->driver_data; 984 hba->pcidev = pcidev; 985 hba->host = host; 986 hba->initialized = 0; 987 hba->iopintf_v2 = 0; 988 989 atomic_set(&hba->resetting, 0); 990 atomic_set(&hba->reset_count, 0); 991 992 init_waitqueue_head(&hba->reset_wq); 993 init_waitqueue_head(&hba->ioctl_wq); 994 995 host->max_lun = 1; 996 host->max_channel = 0; 997 host->io_port = 0; 998 host->n_io_port = 0; 999 host->irq = pcidev->irq; 1000 1001 if (hba->ops->map_pci_bar(hba)) 1002 goto free_scsi_host; 1003 1004 if (hba->ops->iop_wait_ready(hba, 20000)) { 1005 printk(KERN_ERR "scsi%d: firmware not ready\n", 1006 hba->host->host_no); 1007 goto unmap_pci_bar; 1008 } 1009 1010 if (hba->ops->internal_memalloc) { 1011 if (hba->ops->internal_memalloc(hba)) { 1012 printk(KERN_ERR "scsi%d: internal_memalloc failed\n", 1013 hba->host->host_no); 1014 goto unmap_pci_bar; 1015 } 1016 } 1017 1018 if (hba->ops->get_config(hba, &iop_config)) { 1019 printk(KERN_ERR "scsi%d: get config failed\n", 1020 hba->host->host_no); 1021 goto unmap_pci_bar; 1022 } 1023 1024 hba->max_requests = min(le32_to_cpu(iop_config.max_requests), 1025 HPTIOP_MAX_REQUESTS); 1026 hba->max_devices = le32_to_cpu(iop_config.max_devices); 1027 hba->max_request_size = le32_to_cpu(iop_config.request_size); 1028 hba->max_sg_descriptors = le32_to_cpu(iop_config.max_sg_count); 1029 hba->firmware_version = le32_to_cpu(iop_config.firmware_version); 1030 hba->interface_version = le32_to_cpu(iop_config.interface_version); 1031 hba->sdram_size = le32_to_cpu(iop_config.sdram_size); 1032 1033 if (hba->firmware_version > 0x01020000 || 1034 hba->interface_version > 0x01020000) 1035 hba->iopintf_v2 = 1; 1036 1037 host->max_sectors = le32_to_cpu(iop_config.data_transfer_length) >> 9; 1038 host->max_id = le32_to_cpu(iop_config.max_devices); 1039 host->sg_tablesize = le32_to_cpu(iop_config.max_sg_count); 1040 host->can_queue = le32_to_cpu(iop_config.max_requests); 1041 host->cmd_per_lun = le32_to_cpu(iop_config.max_requests); 1042 host->max_cmd_len = 16; 1043 1044 req_size = sizeof(struct hpt_iop_request_scsi_command) 1045 + sizeof(struct hpt_iopsg) * (hba->max_sg_descriptors - 1); 1046 if ((req_size & 0x1f) != 0) 1047 req_size = (req_size + 0x1f) & ~0x1f; 1048 1049 memset(&set_config, 0, sizeof(struct hpt_iop_request_set_config)); 1050 set_config.iop_id = cpu_to_le32(host->host_no); 1051 set_config.vbus_id = cpu_to_le16(host->host_no); 1052 set_config.max_host_request_size = cpu_to_le16(req_size); 1053 1054 if (hba->ops->set_config(hba, &set_config)) { 1055 printk(KERN_ERR "scsi%d: set config failed\n", 1056 hba->host->host_no); 1057 goto unmap_pci_bar; 1058 } 1059 1060 pci_set_drvdata(pcidev, host); 1061 1062 if (request_irq(pcidev->irq, hptiop_intr, IRQF_SHARED, 1063 driver_name, hba)) { 1064 printk(KERN_ERR "scsi%d: request irq %d failed\n", 1065 hba->host->host_no, pcidev->irq); 1066 goto unmap_pci_bar; 1067 } 1068 1069 /* Allocate request mem */ 1070 1071 dprintk("req_size=%d, max_requests=%d\n", req_size, hba->max_requests); 1072 1073 hba->req_size = req_size; 1074 start_virt = dma_alloc_coherent(&pcidev->dev, 1075 hba->req_size*hba->max_requests + 0x20, 1076 &start_phy, GFP_KERNEL); 1077 1078 if (!start_virt) { 1079 printk(KERN_ERR "scsi%d: fail to alloc request mem\n", 1080 hba->host->host_no); 1081 goto free_request_irq; 1082 } 1083 1084 hba->dma_coherent = start_virt; 1085 hba->dma_coherent_handle = start_phy; 1086 1087 if ((start_phy & 0x1f) != 0) 1088 { 1089 offset = ((start_phy + 0x1f) & ~0x1f) - start_phy; 1090 start_phy += offset; 1091 start_virt += offset; 1092 } 1093 1094 hba->req_list = start_virt; 1095 for (i = 0; i < hba->max_requests; i++) { 1096 hba->reqs[i].next = NULL; 1097 hba->reqs[i].req_virt = start_virt; 1098 hba->reqs[i].req_shifted_phy = start_phy >> 5; 1099 hba->reqs[i].index = i; 1100 free_req(hba, &hba->reqs[i]); 1101 start_virt = (char *)start_virt + hba->req_size; 1102 start_phy = start_phy + hba->req_size; 1103 } 1104 1105 /* Enable Interrupt and start background task */ 1106 if (hptiop_initialize_iop(hba)) 1107 goto free_request_mem; 1108 1109 if (scsi_add_host(host, &pcidev->dev)) { 1110 printk(KERN_ERR "scsi%d: scsi_add_host failed\n", 1111 hba->host->host_no); 1112 goto free_request_mem; 1113 } 1114 1115 1116 scsi_scan_host(host); 1117 1118 dprintk("scsi%d: hptiop_probe successfully\n", hba->host->host_no); 1119 return 0; 1120 1121 free_request_mem: 1122 dma_free_coherent(&hba->pcidev->dev, 1123 hba->req_size * hba->max_requests + 0x20, 1124 hba->dma_coherent, hba->dma_coherent_handle); 1125 1126 free_request_irq: 1127 free_irq(hba->pcidev->irq, hba); 1128 1129 unmap_pci_bar: 1130 if (hba->ops->internal_memfree) 1131 hba->ops->internal_memfree(hba); 1132 1133 hba->ops->unmap_pci_bar(hba); 1134 1135 free_scsi_host: 1136 scsi_host_put(host); 1137 1138 free_pci_regions: 1139 pci_release_regions(pcidev); 1140 1141 disable_pci_device: 1142 pci_disable_device(pcidev); 1143 1144 dprintk("scsi%d: hptiop_probe fail\n", host->host_no); 1145 return -ENODEV; 1146 } 1147 1148 static void hptiop_shutdown(struct pci_dev *pcidev) 1149 { 1150 struct Scsi_Host *host = pci_get_drvdata(pcidev); 1151 struct hptiop_hba *hba = (struct hptiop_hba *)host->hostdata; 1152 1153 dprintk("hptiop_shutdown(%p)\n", hba); 1154 1155 /* stop the iop */ 1156 if (iop_send_sync_msg(hba, IOPMU_INBOUND_MSG0_SHUTDOWN, 60000)) 1157 printk(KERN_ERR "scsi%d: shutdown the iop timeout\n", 1158 hba->host->host_no); 1159 1160 /* disable all outbound interrupts */ 1161 hba->ops->disable_intr(hba); 1162 } 1163 1164 static void hptiop_disable_intr_itl(struct hptiop_hba *hba) 1165 { 1166 u32 int_mask; 1167 1168 int_mask = readl(&hba->u.itl.iop->outbound_intmask); 1169 writel(int_mask | 1170 IOPMU_OUTBOUND_INT_MSG0 | IOPMU_OUTBOUND_INT_POSTQUEUE, 1171 &hba->u.itl.iop->outbound_intmask); 1172 readl(&hba->u.itl.iop->outbound_intmask); 1173 } 1174 1175 static void hptiop_disable_intr_mv(struct hptiop_hba *hba) 1176 { 1177 writel(0, &hba->u.mv.regs->outbound_intmask); 1178 readl(&hba->u.mv.regs->outbound_intmask); 1179 } 1180 1181 static void hptiop_remove(struct pci_dev *pcidev) 1182 { 1183 struct Scsi_Host *host = pci_get_drvdata(pcidev); 1184 struct hptiop_hba *hba = (struct hptiop_hba *)host->hostdata; 1185 1186 dprintk("scsi%d: hptiop_remove\n", hba->host->host_no); 1187 1188 scsi_remove_host(host); 1189 1190 hptiop_shutdown(pcidev); 1191 1192 free_irq(hba->pcidev->irq, hba); 1193 1194 dma_free_coherent(&hba->pcidev->dev, 1195 hba->req_size * hba->max_requests + 0x20, 1196 hba->dma_coherent, 1197 hba->dma_coherent_handle); 1198 1199 if (hba->ops->internal_memfree) 1200 hba->ops->internal_memfree(hba); 1201 1202 hba->ops->unmap_pci_bar(hba); 1203 1204 pci_release_regions(hba->pcidev); 1205 pci_set_drvdata(hba->pcidev, NULL); 1206 pci_disable_device(hba->pcidev); 1207 1208 scsi_host_put(host); 1209 } 1210 1211 static struct hptiop_adapter_ops hptiop_itl_ops = { 1212 .iop_wait_ready = iop_wait_ready_itl, 1213 .internal_memalloc = NULL, 1214 .internal_memfree = NULL, 1215 .map_pci_bar = hptiop_map_pci_bar_itl, 1216 .unmap_pci_bar = hptiop_unmap_pci_bar_itl, 1217 .enable_intr = hptiop_enable_intr_itl, 1218 .disable_intr = hptiop_disable_intr_itl, 1219 .get_config = iop_get_config_itl, 1220 .set_config = iop_set_config_itl, 1221 .iop_intr = iop_intr_itl, 1222 .post_msg = hptiop_post_msg_itl, 1223 .post_req = hptiop_post_req_itl, 1224 }; 1225 1226 static struct hptiop_adapter_ops hptiop_mv_ops = { 1227 .iop_wait_ready = iop_wait_ready_mv, 1228 .internal_memalloc = hptiop_internal_memalloc_mv, 1229 .internal_memfree = hptiop_internal_memfree_mv, 1230 .map_pci_bar = hptiop_map_pci_bar_mv, 1231 .unmap_pci_bar = hptiop_unmap_pci_bar_mv, 1232 .enable_intr = hptiop_enable_intr_mv, 1233 .disable_intr = hptiop_disable_intr_mv, 1234 .get_config = iop_get_config_mv, 1235 .set_config = iop_set_config_mv, 1236 .iop_intr = iop_intr_mv, 1237 .post_msg = hptiop_post_msg_mv, 1238 .post_req = hptiop_post_req_mv, 1239 }; 1240 1241 static struct pci_device_id hptiop_id_table[] = { 1242 { PCI_VDEVICE(TTI, 0x3220), (kernel_ulong_t)&hptiop_itl_ops }, 1243 { PCI_VDEVICE(TTI, 0x3320), (kernel_ulong_t)&hptiop_itl_ops }, 1244 { PCI_VDEVICE(TTI, 0x3520), (kernel_ulong_t)&hptiop_itl_ops }, 1245 { PCI_VDEVICE(TTI, 0x4320), (kernel_ulong_t)&hptiop_itl_ops }, 1246 { PCI_VDEVICE(TTI, 0x3510), (kernel_ulong_t)&hptiop_itl_ops }, 1247 { PCI_VDEVICE(TTI, 0x3511), (kernel_ulong_t)&hptiop_itl_ops }, 1248 { PCI_VDEVICE(TTI, 0x3521), (kernel_ulong_t)&hptiop_itl_ops }, 1249 { PCI_VDEVICE(TTI, 0x3522), (kernel_ulong_t)&hptiop_itl_ops }, 1250 { PCI_VDEVICE(TTI, 0x3410), (kernel_ulong_t)&hptiop_itl_ops }, 1251 { PCI_VDEVICE(TTI, 0x3540), (kernel_ulong_t)&hptiop_itl_ops }, 1252 { PCI_VDEVICE(TTI, 0x3120), (kernel_ulong_t)&hptiop_mv_ops }, 1253 { PCI_VDEVICE(TTI, 0x3122), (kernel_ulong_t)&hptiop_mv_ops }, 1254 { PCI_VDEVICE(TTI, 0x3020), (kernel_ulong_t)&hptiop_mv_ops }, 1255 {}, 1256 }; 1257 1258 MODULE_DEVICE_TABLE(pci, hptiop_id_table); 1259 1260 static struct pci_driver hptiop_pci_driver = { 1261 .name = driver_name, 1262 .id_table = hptiop_id_table, 1263 .probe = hptiop_probe, 1264 .remove = hptiop_remove, 1265 .shutdown = hptiop_shutdown, 1266 }; 1267 1268 static int __init hptiop_module_init(void) 1269 { 1270 printk(KERN_INFO "%s %s\n", driver_name_long, driver_ver); 1271 return pci_register_driver(&hptiop_pci_driver); 1272 } 1273 1274 static void __exit hptiop_module_exit(void) 1275 { 1276 pci_unregister_driver(&hptiop_pci_driver); 1277 } 1278 1279 1280 module_init(hptiop_module_init); 1281 module_exit(hptiop_module_exit); 1282 1283 MODULE_LICENSE("GPL"); 1284 1285