[SCSI] iscsi class: user device_for_each_child instead of duplicating session list
[linux-2.6] / drivers / scsi / hptiop.c
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