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path: root/drivers/scsi/mvsas/mv_init.c
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Diffstat (limited to 'drivers/scsi/mvsas/mv_init.c')
-rw-r--r--drivers/scsi/mvsas/mv_init.c703
1 files changed, 703 insertions, 0 deletions
diff --git a/drivers/scsi/mvsas/mv_init.c b/drivers/scsi/mvsas/mv_init.c
new file mode 100644
index 00000000000..8646a19f999
--- /dev/null
+++ b/drivers/scsi/mvsas/mv_init.c
@@ -0,0 +1,703 @@
1/*
2 * Marvell 88SE64xx/88SE94xx pci init
3 *
4 * Copyright 2007 Red Hat, Inc.
5 * Copyright 2008 Marvell. <kewei@marvell.com>
6 *
7 * This file is licensed under GPLv2.
8 *
9 * This program is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License as
11 * published by the Free Software Foundation; version 2 of the
12 * License.
13 *
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
22 * USA
23*/
24
25
26#include "mv_sas.h"
27
28static struct scsi_transport_template *mvs_stt;
29static const struct mvs_chip_info mvs_chips[] = {
30 [chip_6320] = { 1, 2, 0x400, 17, 16, 9, &mvs_64xx_dispatch, },
31 [chip_6440] = { 1, 4, 0x400, 17, 16, 9, &mvs_64xx_dispatch, },
32 [chip_6485] = { 1, 8, 0x800, 33, 32, 10, &mvs_64xx_dispatch, },
33 [chip_9180] = { 2, 4, 0x800, 17, 64, 9, &mvs_94xx_dispatch, },
34 [chip_9480] = { 2, 4, 0x800, 17, 64, 9, &mvs_94xx_dispatch, },
35};
36
37#define SOC_SAS_NUM 2
38
39static struct scsi_host_template mvs_sht = {
40 .module = THIS_MODULE,
41 .name = DRV_NAME,
42 .queuecommand = sas_queuecommand,
43 .target_alloc = sas_target_alloc,
44 .slave_configure = mvs_slave_configure,
45 .slave_destroy = sas_slave_destroy,
46 .scan_finished = mvs_scan_finished,
47 .scan_start = mvs_scan_start,
48 .change_queue_depth = sas_change_queue_depth,
49 .change_queue_type = sas_change_queue_type,
50 .bios_param = sas_bios_param,
51 .can_queue = 1,
52 .cmd_per_lun = 1,
53 .this_id = -1,
54 .sg_tablesize = SG_ALL,
55 .max_sectors = SCSI_DEFAULT_MAX_SECTORS,
56 .use_clustering = ENABLE_CLUSTERING,
57 .eh_device_reset_handler = sas_eh_device_reset_handler,
58 .eh_bus_reset_handler = sas_eh_bus_reset_handler,
59 .slave_alloc = mvs_slave_alloc,
60 .target_destroy = sas_target_destroy,
61 .ioctl = sas_ioctl,
62};
63
64static struct sas_domain_function_template mvs_transport_ops = {
65 .lldd_dev_found = mvs_dev_found,
66 .lldd_dev_gone = mvs_dev_gone,
67
68 .lldd_execute_task = mvs_queue_command,
69 .lldd_control_phy = mvs_phy_control,
70
71 .lldd_abort_task = mvs_abort_task,
72 .lldd_abort_task_set = mvs_abort_task_set,
73 .lldd_clear_aca = mvs_clear_aca,
74 .lldd_clear_task_set = mvs_clear_task_set,
75 .lldd_I_T_nexus_reset = mvs_I_T_nexus_reset,
76 .lldd_lu_reset = mvs_lu_reset,
77 .lldd_query_task = mvs_query_task,
78
79 .lldd_port_formed = mvs_port_formed,
80 .lldd_port_deformed = mvs_port_deformed,
81
82};
83
84static void __devinit mvs_phy_init(struct mvs_info *mvi, int phy_id)
85{
86 struct mvs_phy *phy = &mvi->phy[phy_id];
87 struct asd_sas_phy *sas_phy = &phy->sas_phy;
88
89 phy->mvi = mvi;
90 init_timer(&phy->timer);
91 sas_phy->enabled = (phy_id < mvi->chip->n_phy) ? 1 : 0;
92 sas_phy->class = SAS;
93 sas_phy->iproto = SAS_PROTOCOL_ALL;
94 sas_phy->tproto = 0;
95 sas_phy->type = PHY_TYPE_PHYSICAL;
96 sas_phy->role = PHY_ROLE_INITIATOR;
97 sas_phy->oob_mode = OOB_NOT_CONNECTED;
98 sas_phy->linkrate = SAS_LINK_RATE_UNKNOWN;
99
100 sas_phy->id = phy_id;
101 sas_phy->sas_addr = &mvi->sas_addr[0];
102 sas_phy->frame_rcvd = &phy->frame_rcvd[0];
103 sas_phy->ha = (struct sas_ha_struct *)mvi->shost->hostdata;
104 sas_phy->lldd_phy = phy;
105}
106
107static void mvs_free(struct mvs_info *mvi)
108{
109 int i;
110 struct mvs_wq *mwq;
111 int slot_nr;
112
113 if (!mvi)
114 return;
115
116 if (mvi->flags & MVF_FLAG_SOC)
117 slot_nr = MVS_SOC_SLOTS;
118 else
119 slot_nr = MVS_SLOTS;
120
121 for (i = 0; i < mvi->tags_num; i++) {
122 struct mvs_slot_info *slot = &mvi->slot_info[i];
123 if (slot->buf)
124 dma_free_coherent(mvi->dev, MVS_SLOT_BUF_SZ,
125 slot->buf, slot->buf_dma);
126 }
127
128 if (mvi->tx)
129 dma_free_coherent(mvi->dev,
130 sizeof(*mvi->tx) * MVS_CHIP_SLOT_SZ,
131 mvi->tx, mvi->tx_dma);
132 if (mvi->rx_fis)
133 dma_free_coherent(mvi->dev, MVS_RX_FISL_SZ,
134 mvi->rx_fis, mvi->rx_fis_dma);
135 if (mvi->rx)
136 dma_free_coherent(mvi->dev,
137 sizeof(*mvi->rx) * (MVS_RX_RING_SZ + 1),
138 mvi->rx, mvi->rx_dma);
139 if (mvi->slot)
140 dma_free_coherent(mvi->dev,
141 sizeof(*mvi->slot) * slot_nr,
142 mvi->slot, mvi->slot_dma);
143#ifndef DISABLE_HOTPLUG_DMA_FIX
144 if (mvi->bulk_buffer)
145 dma_free_coherent(mvi->dev, TRASH_BUCKET_SIZE,
146 mvi->bulk_buffer, mvi->bulk_buffer_dma);
147#endif
148
149 MVS_CHIP_DISP->chip_iounmap(mvi);
150 if (mvi->shost)
151 scsi_host_put(mvi->shost);
152 list_for_each_entry(mwq, &mvi->wq_list, entry)
153 cancel_delayed_work(&mwq->work_q);
154 kfree(mvi);
155}
156
157#ifdef MVS_USE_TASKLET
158struct tasklet_struct mv_tasklet;
159static void mvs_tasklet(unsigned long opaque)
160{
161 unsigned long flags;
162 u32 stat;
163 u16 core_nr, i = 0;
164
165 struct mvs_info *mvi;
166 struct sas_ha_struct *sha = (struct sas_ha_struct *)opaque;
167
168 core_nr = ((struct mvs_prv_info *)sha->lldd_ha)->n_host;
169 mvi = ((struct mvs_prv_info *)sha->lldd_ha)->mvi[0];
170
171 if (unlikely(!mvi))
172 BUG_ON(1);
173
174 for (i = 0; i < core_nr; i++) {
175 mvi = ((struct mvs_prv_info *)sha->lldd_ha)->mvi[i];
176 stat = MVS_CHIP_DISP->isr_status(mvi, mvi->irq);
177 if (stat)
178 MVS_CHIP_DISP->isr(mvi, mvi->irq, stat);
179 }
180
181}
182#endif
183
184static irqreturn_t mvs_interrupt(int irq, void *opaque)
185{
186 u32 core_nr, i = 0;
187 u32 stat;
188 struct mvs_info *mvi;
189 struct sas_ha_struct *sha = opaque;
190
191 core_nr = ((struct mvs_prv_info *)sha->lldd_ha)->n_host;
192 mvi = ((struct mvs_prv_info *)sha->lldd_ha)->mvi[0];
193
194 if (unlikely(!mvi))
195 return IRQ_NONE;
196
197 stat = MVS_CHIP_DISP->isr_status(mvi, irq);
198 if (!stat)
199 return IRQ_NONE;
200
201#ifdef MVS_USE_TASKLET
202 tasklet_schedule(&mv_tasklet);
203#else
204 for (i = 0; i < core_nr; i++) {
205 mvi = ((struct mvs_prv_info *)sha->lldd_ha)->mvi[i];
206 MVS_CHIP_DISP->isr(mvi, irq, stat);
207 }
208#endif
209 return IRQ_HANDLED;
210}
211
212static int __devinit mvs_alloc(struct mvs_info *mvi, struct Scsi_Host *shost)
213{
214 int i, slot_nr;
215
216 if (mvi->flags & MVF_FLAG_SOC)
217 slot_nr = MVS_SOC_SLOTS;
218 else
219 slot_nr = MVS_SLOTS;
220
221 spin_lock_init(&mvi->lock);
222 for (i = 0; i < mvi->chip->n_phy; i++) {
223 mvs_phy_init(mvi, i);
224 mvi->port[i].wide_port_phymap = 0;
225 mvi->port[i].port_attached = 0;
226 INIT_LIST_HEAD(&mvi->port[i].list);
227 }
228 for (i = 0; i < MVS_MAX_DEVICES; i++) {
229 mvi->devices[i].taskfileset = MVS_ID_NOT_MAPPED;
230 mvi->devices[i].dev_type = NO_DEVICE;
231 mvi->devices[i].device_id = i;
232 mvi->devices[i].dev_status = MVS_DEV_NORMAL;
233 }
234
235 /*
236 * alloc and init our DMA areas
237 */
238 mvi->tx = dma_alloc_coherent(mvi->dev,
239 sizeof(*mvi->tx) * MVS_CHIP_SLOT_SZ,
240 &mvi->tx_dma, GFP_KERNEL);
241 if (!mvi->tx)
242 goto err_out;
243 memset(mvi->tx, 0, sizeof(*mvi->tx) * MVS_CHIP_SLOT_SZ);
244 mvi->rx_fis = dma_alloc_coherent(mvi->dev, MVS_RX_FISL_SZ,
245 &mvi->rx_fis_dma, GFP_KERNEL);
246 if (!mvi->rx_fis)
247 goto err_out;
248 memset(mvi->rx_fis, 0, MVS_RX_FISL_SZ);
249
250 mvi->rx = dma_alloc_coherent(mvi->dev,
251 sizeof(*mvi->rx) * (MVS_RX_RING_SZ + 1),
252 &mvi->rx_dma, GFP_KERNEL);
253 if (!mvi->rx)
254 goto err_out;
255 memset(mvi->rx, 0, sizeof(*mvi->rx) * (MVS_RX_RING_SZ + 1));
256 mvi->rx[0] = cpu_to_le32(0xfff);
257 mvi->rx_cons = 0xfff;
258
259 mvi->slot = dma_alloc_coherent(mvi->dev,
260 sizeof(*mvi->slot) * slot_nr,
261 &mvi->slot_dma, GFP_KERNEL);
262 if (!mvi->slot)
263 goto err_out;
264 memset(mvi->slot, 0, sizeof(*mvi->slot) * slot_nr);
265
266#ifndef DISABLE_HOTPLUG_DMA_FIX
267 mvi->bulk_buffer = dma_alloc_coherent(mvi->dev,
268 TRASH_BUCKET_SIZE,
269 &mvi->bulk_buffer_dma, GFP_KERNEL);
270 if (!mvi->bulk_buffer)
271 goto err_out;
272#endif
273 for (i = 0; i < slot_nr; i++) {
274 struct mvs_slot_info *slot = &mvi->slot_info[i];
275
276 slot->buf = dma_alloc_coherent(mvi->dev, MVS_SLOT_BUF_SZ,
277 &slot->buf_dma, GFP_KERNEL);
278 if (!slot->buf) {
279 printk(KERN_DEBUG"failed to allocate slot->buf.\n");
280 goto err_out;
281 }
282 memset(slot->buf, 0, MVS_SLOT_BUF_SZ);
283 ++mvi->tags_num;
284 }
285 /* Initialize tags */
286 mvs_tag_init(mvi);
287 return 0;
288err_out:
289 return 1;
290}
291
292
293int mvs_ioremap(struct mvs_info *mvi, int bar, int bar_ex)
294{
295 unsigned long res_start, res_len, res_flag, res_flag_ex = 0;
296 struct pci_dev *pdev = mvi->pdev;
297 if (bar_ex != -1) {
298 /*
299 * ioremap main and peripheral registers
300 */
301 res_start = pci_resource_start(pdev, bar_ex);
302 res_len = pci_resource_len(pdev, bar_ex);
303 if (!res_start || !res_len)
304 goto err_out;
305
306 res_flag_ex = pci_resource_flags(pdev, bar_ex);
307 if (res_flag_ex & IORESOURCE_MEM) {
308 if (res_flag_ex & IORESOURCE_CACHEABLE)
309 mvi->regs_ex = ioremap(res_start, res_len);
310 else
311 mvi->regs_ex = ioremap_nocache(res_start,
312 res_len);
313 } else
314 mvi->regs_ex = (void *)res_start;
315 if (!mvi->regs_ex)
316 goto err_out;
317 }
318
319 res_start = pci_resource_start(pdev, bar);
320 res_len = pci_resource_len(pdev, bar);
321 if (!res_start || !res_len)
322 goto err_out;
323
324 res_flag = pci_resource_flags(pdev, bar);
325 if (res_flag & IORESOURCE_CACHEABLE)
326 mvi->regs = ioremap(res_start, res_len);
327 else
328 mvi->regs = ioremap_nocache(res_start, res_len);
329
330 if (!mvi->regs) {
331 if (mvi->regs_ex && (res_flag_ex & IORESOURCE_MEM))
332 iounmap(mvi->regs_ex);
333 mvi->regs_ex = NULL;
334 goto err_out;
335 }
336
337 return 0;
338err_out:
339 return -1;
340}
341
342void mvs_iounmap(void __iomem *regs)
343{
344 iounmap(regs);
345}
346
347static struct mvs_info *__devinit mvs_pci_alloc(struct pci_dev *pdev,
348 const struct pci_device_id *ent,
349 struct Scsi_Host *shost, unsigned int id)
350{
351 struct mvs_info *mvi;
352 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
353
354 mvi = kzalloc(sizeof(*mvi) + MVS_SLOTS * sizeof(struct mvs_slot_info),
355 GFP_KERNEL);
356 if (!mvi)
357 return NULL;
358
359 mvi->pdev = pdev;
360 mvi->dev = &pdev->dev;
361 mvi->chip_id = ent->driver_data;
362 mvi->chip = &mvs_chips[mvi->chip_id];
363 INIT_LIST_HEAD(&mvi->wq_list);
364 mvi->irq = pdev->irq;
365
366 ((struct mvs_prv_info *)sha->lldd_ha)->mvi[id] = mvi;
367 ((struct mvs_prv_info *)sha->lldd_ha)->n_phy = mvi->chip->n_phy;
368
369 mvi->id = id;
370 mvi->sas = sha;
371 mvi->shost = shost;
372#ifdef MVS_USE_TASKLET
373 tasklet_init(&mv_tasklet, mvs_tasklet, (unsigned long)sha);
374#endif
375
376 if (MVS_CHIP_DISP->chip_ioremap(mvi))
377 goto err_out;
378 if (!mvs_alloc(mvi, shost))
379 return mvi;
380err_out:
381 mvs_free(mvi);
382 return NULL;
383}
384
385/* move to PCI layer or libata core? */
386static int pci_go_64(struct pci_dev *pdev)
387{
388 int rc;
389
390 if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(64))) {
391 rc = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64));
392 if (rc) {
393 rc = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32));
394 if (rc) {
395 dev_printk(KERN_ERR, &pdev->dev,
396 "64-bit DMA enable failed\n");
397 return rc;
398 }
399 }
400 } else {
401 rc = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
402 if (rc) {
403 dev_printk(KERN_ERR, &pdev->dev,
404 "32-bit DMA enable failed\n");
405 return rc;
406 }
407 rc = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32));
408 if (rc) {
409 dev_printk(KERN_ERR, &pdev->dev,
410 "32-bit consistent DMA enable failed\n");
411 return rc;
412 }
413 }
414
415 return rc;
416}
417
418static int __devinit mvs_prep_sas_ha_init(struct Scsi_Host *shost,
419 const struct mvs_chip_info *chip_info)
420{
421 int phy_nr, port_nr; unsigned short core_nr;
422 struct asd_sas_phy **arr_phy;
423 struct asd_sas_port **arr_port;
424 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
425
426 core_nr = chip_info->n_host;
427 phy_nr = core_nr * chip_info->n_phy;
428 port_nr = phy_nr;
429
430 memset(sha, 0x00, sizeof(struct sas_ha_struct));
431 arr_phy = kcalloc(phy_nr, sizeof(void *), GFP_KERNEL);
432 arr_port = kcalloc(port_nr, sizeof(void *), GFP_KERNEL);
433 if (!arr_phy || !arr_port)
434 goto exit_free;
435
436 sha->sas_phy = arr_phy;
437 sha->sas_port = arr_port;
438
439 sha->lldd_ha = kzalloc(sizeof(struct mvs_prv_info), GFP_KERNEL);
440 if (!sha->lldd_ha)
441 goto exit_free;
442
443 ((struct mvs_prv_info *)sha->lldd_ha)->n_host = core_nr;
444
445 shost->transportt = mvs_stt;
446 shost->max_id = 128;
447 shost->max_lun = ~0;
448 shost->max_channel = 1;
449 shost->max_cmd_len = 16;
450
451 return 0;
452exit_free:
453 kfree(arr_phy);
454 kfree(arr_port);
455 return -1;
456
457}
458
459static void __devinit mvs_post_sas_ha_init(struct Scsi_Host *shost,
460 const struct mvs_chip_info *chip_info)
461{
462 int can_queue, i = 0, j = 0;
463 struct mvs_info *mvi = NULL;
464 struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
465 unsigned short nr_core = ((struct mvs_prv_info *)sha->lldd_ha)->n_host;
466
467 for (j = 0; j < nr_core; j++) {
468 mvi = ((struct mvs_prv_info *)sha->lldd_ha)->mvi[j];
469 for (i = 0; i < chip_info->n_phy; i++) {
470 sha->sas_phy[j * chip_info->n_phy + i] =
471 &mvi->phy[i].sas_phy;
472 sha->sas_port[j * chip_info->n_phy + i] =
473 &mvi->port[i].sas_port;
474 }
475 }
476
477 sha->sas_ha_name = DRV_NAME;
478 sha->dev = mvi->dev;
479 sha->lldd_module = THIS_MODULE;
480 sha->sas_addr = &mvi->sas_addr[0];
481
482 sha->num_phys = nr_core * chip_info->n_phy;
483
484 sha->lldd_max_execute_num = 1;
485
486 if (mvi->flags & MVF_FLAG_SOC)
487 can_queue = MVS_SOC_CAN_QUEUE;
488 else
489 can_queue = MVS_CAN_QUEUE;
490
491 sha->lldd_queue_size = can_queue;
492 shost->can_queue = can_queue;
493 mvi->shost->cmd_per_lun = MVS_SLOTS/sha->num_phys;
494 sha->core.shost = mvi->shost;
495}
496
497static void mvs_init_sas_add(struct mvs_info *mvi)
498{
499 u8 i;
500 for (i = 0; i < mvi->chip->n_phy; i++) {
501 mvi->phy[i].dev_sas_addr = 0x5005043011ab0000ULL;
502 mvi->phy[i].dev_sas_addr =
503 cpu_to_be64((u64)(*(u64 *)&mvi->phy[i].dev_sas_addr));
504 }
505
506 memcpy(mvi->sas_addr, &mvi->phy[0].dev_sas_addr, SAS_ADDR_SIZE);
507}
508
509static int __devinit mvs_pci_init(struct pci_dev *pdev,
510 const struct pci_device_id *ent)
511{
512 unsigned int rc, nhost = 0;
513 struct mvs_info *mvi;
514 irq_handler_t irq_handler = mvs_interrupt;
515 struct Scsi_Host *shost = NULL;
516 const struct mvs_chip_info *chip;
517
518 dev_printk(KERN_INFO, &pdev->dev,
519 "mvsas: driver version %s\n", DRV_VERSION);
520 rc = pci_enable_device(pdev);
521 if (rc)
522 goto err_out_enable;
523
524 pci_set_master(pdev);
525
526 rc = pci_request_regions(pdev, DRV_NAME);
527 if (rc)
528 goto err_out_disable;
529
530 rc = pci_go_64(pdev);
531 if (rc)
532 goto err_out_regions;
533
534 shost = scsi_host_alloc(&mvs_sht, sizeof(void *));
535 if (!shost) {
536 rc = -ENOMEM;
537 goto err_out_regions;
538 }
539
540 chip = &mvs_chips[ent->driver_data];
541 SHOST_TO_SAS_HA(shost) =
542 kcalloc(1, sizeof(struct sas_ha_struct), GFP_KERNEL);
543 if (!SHOST_TO_SAS_HA(shost)) {
544 kfree(shost);
545 rc = -ENOMEM;
546 goto err_out_regions;
547 }
548
549 rc = mvs_prep_sas_ha_init(shost, chip);
550 if (rc) {
551 kfree(shost);
552 rc = -ENOMEM;
553 goto err_out_regions;
554 }
555
556 pci_set_drvdata(pdev, SHOST_TO_SAS_HA(shost));
557
558 do {
559 mvi = mvs_pci_alloc(pdev, ent, shost, nhost);
560 if (!mvi) {
561 rc = -ENOMEM;
562 goto err_out_regions;
563 }
564
565 mvs_init_sas_add(mvi);
566
567 mvi->instance = nhost;
568 rc = MVS_CHIP_DISP->chip_init(mvi);
569 if (rc) {
570 mvs_free(mvi);
571 goto err_out_regions;
572 }
573 nhost++;
574 } while (nhost < chip->n_host);
575
576 mvs_post_sas_ha_init(shost, chip);
577
578 rc = scsi_add_host(shost, &pdev->dev);
579 if (rc)
580 goto err_out_shost;
581
582 rc = sas_register_ha(SHOST_TO_SAS_HA(shost));
583 if (rc)
584 goto err_out_shost;
585 rc = request_irq(pdev->irq, irq_handler, IRQF_SHARED,
586 DRV_NAME, SHOST_TO_SAS_HA(shost));
587 if (rc)
588 goto err_not_sas;
589
590 MVS_CHIP_DISP->interrupt_enable(mvi);
591
592 scsi_scan_host(mvi->shost);
593
594 return 0;
595
596err_not_sas:
597 sas_unregister_ha(SHOST_TO_SAS_HA(shost));
598err_out_shost:
599 scsi_remove_host(mvi->shost);
600err_out_regions:
601 pci_release_regions(pdev);
602err_out_disable:
603 pci_disable_device(pdev);
604err_out_enable:
605 return rc;
606}
607
608static void __devexit mvs_pci_remove(struct pci_dev *pdev)
609{
610 unsigned short core_nr, i = 0;
611 struct sas_ha_struct *sha = pci_get_drvdata(pdev);
612 struct mvs_info *mvi = NULL;
613
614 core_nr = ((struct mvs_prv_info *)sha->lldd_ha)->n_host;
615 mvi = ((struct mvs_prv_info *)sha->lldd_ha)->mvi[0];
616
617#ifdef MVS_USE_TASKLET
618 tasklet_kill(&mv_tasklet);
619#endif
620
621 pci_set_drvdata(pdev, NULL);
622 sas_unregister_ha(sha);
623 sas_remove_host(mvi->shost);
624 scsi_remove_host(mvi->shost);
625
626 MVS_CHIP_DISP->interrupt_disable(mvi);
627 free_irq(mvi->irq, sha);
628 for (i = 0; i < core_nr; i++) {
629 mvi = ((struct mvs_prv_info *)sha->lldd_ha)->mvi[i];
630 mvs_free(mvi);
631 }
632 kfree(sha->sas_phy);
633 kfree(sha->sas_port);
634 kfree(sha);
635 pci_release_regions(pdev);
636 pci_disable_device(pdev);
637 return;
638}
639
640static struct pci_device_id __devinitdata mvs_pci_table[] = {
641 { PCI_VDEVICE(MARVELL, 0x6320), chip_6320 },
642 { PCI_VDEVICE(MARVELL, 0x6340), chip_6440 },
643 {
644 .vendor = PCI_VENDOR_ID_MARVELL,
645 .device = 0x6440,
646 .subvendor = PCI_ANY_ID,
647 .subdevice = 0x6480,
648 .class = 0,
649 .class_mask = 0,
650 .driver_data = chip_6485,
651 },
652 { PCI_VDEVICE(MARVELL, 0x6440), chip_6440 },
653 { PCI_VDEVICE(MARVELL, 0x6485), chip_6485 },
654 { PCI_VDEVICE(MARVELL, 0x9480), chip_9480 },
655 { PCI_VDEVICE(MARVELL, 0x9180), chip_9180 },
656
657 { } /* terminate list */
658};
659
660static struct pci_driver mvs_pci_driver = {
661 .name = DRV_NAME,
662 .id_table = mvs_pci_table,
663 .probe = mvs_pci_init,
664 .remove = __devexit_p(mvs_pci_remove),
665};
666
667/* task handler */
668struct task_struct *mvs_th;
669static int __init mvs_init(void)
670{
671 int rc;
672 mvs_stt = sas_domain_attach_transport(&mvs_transport_ops);
673 if (!mvs_stt)
674 return -ENOMEM;
675
676 rc = pci_register_driver(&mvs_pci_driver);
677
678 if (rc)
679 goto err_out;
680
681 return 0;
682
683err_out:
684 sas_release_transport(mvs_stt);
685 return rc;
686}
687
688static void __exit mvs_exit(void)
689{
690 pci_unregister_driver(&mvs_pci_driver);
691 sas_release_transport(mvs_stt);
692}
693
694module_init(mvs_init);
695module_exit(mvs_exit);
696
697MODULE_AUTHOR("Jeff Garzik <jgarzik@pobox.com>");
698MODULE_DESCRIPTION("Marvell 88SE6440 SAS/SATA controller driver");
699MODULE_VERSION(DRV_VERSION);
700MODULE_LICENSE("GPL");
701#ifdef CONFIG_PCI
702MODULE_DEVICE_TABLE(pci, mvs_pci_table);
703#endif
generated by cgit v1.2.2 (git 2.25.0) at 2024-10-20 21:25:35 -0400