2 * Aic94xx SAS/SATA driver initialization.
4 * Copyright (C) 2005 Adaptec, Inc. All rights reserved.
5 * Copyright (C) 2005 Luben Tuikov <luben_tuikov@adaptec.com>
7 * This file is licensed under GPLv2.
9 * This file is part of the aic94xx driver.
11 * The aic94xx driver is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU General Public License as
13 * published by the Free Software Foundation; version 2 of the
16 * The aic94xx driver is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 * General Public License for more details.
21 * You should have received a copy of the GNU General Public License
22 * along with the aic94xx driver; if not, write to the Free Software
23 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
27 #include <linux/module.h>
28 #include <linux/init.h>
29 #include <linux/kernel.h>
30 #include <linux/pci.h>
31 #include <linux/delay.h>
33 #include <scsi/scsi_host.h>
36 #include "aic94xx_reg.h"
37 #include "aic94xx_hwi.h"
38 #include "aic94xx_seq.h"
40 /* The format is "version.release.patchlevel" */
41 #define ASD_DRIVER_VERSION "1.0.3"
43 static int use_msi = 0;
44 module_param_named(use_msi, use_msi, int, S_IRUGO);
45 MODULE_PARM_DESC(use_msi, "\n"
46 "\tEnable(1) or disable(0) using PCI MSI.\n"
49 static int lldd_max_execute_num = 0;
50 module_param_named(collector, lldd_max_execute_num, int, S_IRUGO);
51 MODULE_PARM_DESC(collector, "\n"
52 "\tIf greater than one, tells the SAS Layer to run in Task Collector\n"
53 "\tMode. If 1 or 0, tells the SAS Layer to run in Direct Mode.\n"
54 "\tThe aic94xx SAS LLDD supports both modes.\n"
55 "\tDefault: 0 (Direct Mode).\n");
57 char sas_addr_str[2*SAS_ADDR_SIZE + 1] = "";
59 static struct scsi_transport_template *aic94xx_transport_template;
60 static int asd_scan_finished(struct Scsi_Host *, unsigned long);
61 static void asd_scan_start(struct Scsi_Host *);
63 static struct scsi_host_template aic94xx_sht = {
64 .module = THIS_MODULE,
65 /* .name is initialized */
67 .queuecommand = sas_queuecommand,
68 .target_alloc = sas_target_alloc,
69 .slave_configure = sas_slave_configure,
70 .slave_destroy = sas_slave_destroy,
71 .scan_finished = asd_scan_finished,
72 .scan_start = asd_scan_start,
73 .change_queue_depth = sas_change_queue_depth,
74 .change_queue_type = sas_change_queue_type,
75 .bios_param = sas_bios_param,
79 .sg_tablesize = SG_ALL,
80 .max_sectors = SCSI_DEFAULT_MAX_SECTORS,
81 .use_clustering = ENABLE_CLUSTERING,
82 .eh_device_reset_handler = sas_eh_device_reset_handler,
83 .eh_bus_reset_handler = sas_eh_bus_reset_handler,
86 static int __devinit asd_map_memio(struct asd_ha_struct *asd_ha)
89 struct asd_ha_addrspace *io_handle;
92 for (i = 0; i < 3; i += 2) {
93 io_handle = &asd_ha->io_handle[i==0?0:1];
94 io_handle->start = pci_resource_start(asd_ha->pcidev, i);
95 io_handle->len = pci_resource_len(asd_ha->pcidev, i);
96 io_handle->flags = pci_resource_flags(asd_ha->pcidev, i);
98 if (!io_handle->start || !io_handle->len) {
99 asd_printk("MBAR%d start or length for %s is 0.\n",
100 i==0?0:1, pci_name(asd_ha->pcidev));
103 err = pci_request_region(asd_ha->pcidev, i, ASD_DRIVER_NAME);
105 asd_printk("couldn't reserve memory region for %s\n",
106 pci_name(asd_ha->pcidev));
109 if (io_handle->flags & IORESOURCE_CACHEABLE)
110 io_handle->addr = ioremap(io_handle->start,
113 io_handle->addr = ioremap_nocache(io_handle->start,
115 if (!io_handle->addr) {
116 asd_printk("couldn't map MBAR%d of %s\n", i==0?0:1,
117 pci_name(asd_ha->pcidev));
124 pci_release_region(asd_ha->pcidev, i);
127 io_handle = &asd_ha->io_handle[0];
128 iounmap(io_handle->addr);
129 pci_release_region(asd_ha->pcidev, 0);
134 static void __devexit asd_unmap_memio(struct asd_ha_struct *asd_ha)
136 struct asd_ha_addrspace *io_handle;
138 io_handle = &asd_ha->io_handle[1];
139 iounmap(io_handle->addr);
140 pci_release_region(asd_ha->pcidev, 2);
142 io_handle = &asd_ha->io_handle[0];
143 iounmap(io_handle->addr);
144 pci_release_region(asd_ha->pcidev, 0);
147 static int __devinit asd_map_ioport(struct asd_ha_struct *asd_ha)
149 int i = PCI_IOBAR_OFFSET, err;
150 struct asd_ha_addrspace *io_handle = &asd_ha->io_handle[0];
153 io_handle->start = pci_resource_start(asd_ha->pcidev, i);
154 io_handle->len = pci_resource_len(asd_ha->pcidev, i);
155 io_handle->flags = pci_resource_flags(asd_ha->pcidev, i);
156 io_handle->addr = (void __iomem *) io_handle->start;
157 if (!io_handle->start || !io_handle->len) {
158 asd_printk("couldn't get IO ports for %s\n",
159 pci_name(asd_ha->pcidev));
162 err = pci_request_region(asd_ha->pcidev, i, ASD_DRIVER_NAME);
164 asd_printk("couldn't reserve io space for %s\n",
165 pci_name(asd_ha->pcidev));
171 static void __devexit asd_unmap_ioport(struct asd_ha_struct *asd_ha)
173 pci_release_region(asd_ha->pcidev, PCI_IOBAR_OFFSET);
176 static int __devinit asd_map_ha(struct asd_ha_struct *asd_ha)
181 err = pci_read_config_word(asd_ha->pcidev, PCI_COMMAND, &cmd_reg);
183 asd_printk("couldn't read command register of %s\n",
184 pci_name(asd_ha->pcidev));
189 if (cmd_reg & PCI_COMMAND_MEMORY) {
190 if ((err = asd_map_memio(asd_ha)))
192 } else if (cmd_reg & PCI_COMMAND_IO) {
193 if ((err = asd_map_ioport(asd_ha)))
195 asd_printk("%s ioport mapped -- upgrade your hardware\n",
196 pci_name(asd_ha->pcidev));
198 asd_printk("no proper device access to %s\n",
199 pci_name(asd_ha->pcidev));
208 static void __devexit asd_unmap_ha(struct asd_ha_struct *asd_ha)
211 asd_unmap_ioport(asd_ha);
213 asd_unmap_memio(asd_ha);
216 static const char *asd_dev_rev[30] = {
222 static int __devinit asd_common_setup(struct asd_ha_struct *asd_ha)
226 asd_ha->revision_id = asd_ha->pcidev->revision;
229 if (asd_ha->revision_id < AIC9410_DEV_REV_B0) {
230 asd_printk("%s is revision %s (%X), which is not supported\n",
231 pci_name(asd_ha->pcidev),
232 asd_dev_rev[asd_ha->revision_id],
233 asd_ha->revision_id);
236 /* Provide some sane default values. */
237 asd_ha->hw_prof.max_scbs = 512;
238 asd_ha->hw_prof.max_ddbs = ASD_MAX_DDBS;
239 asd_ha->hw_prof.num_phys = ASD_MAX_PHYS;
240 /* All phys are enabled, by default. */
241 asd_ha->hw_prof.enabled_phys = 0xFF;
242 for (i = 0; i < ASD_MAX_PHYS; i++) {
243 asd_ha->hw_prof.phy_desc[i].max_sas_lrate =
244 SAS_LINK_RATE_3_0_GBPS;
245 asd_ha->hw_prof.phy_desc[i].min_sas_lrate =
246 SAS_LINK_RATE_1_5_GBPS;
247 asd_ha->hw_prof.phy_desc[i].max_sata_lrate =
248 SAS_LINK_RATE_1_5_GBPS;
249 asd_ha->hw_prof.phy_desc[i].min_sata_lrate =
250 SAS_LINK_RATE_1_5_GBPS;
258 static int __devinit asd_aic9410_setup(struct asd_ha_struct *asd_ha)
260 int err = asd_common_setup(asd_ha);
265 asd_ha->hw_prof.addr_range = 8;
266 asd_ha->hw_prof.port_name_base = 0;
267 asd_ha->hw_prof.dev_name_base = 8;
268 asd_ha->hw_prof.sata_name_base = 16;
273 static int __devinit asd_aic9405_setup(struct asd_ha_struct *asd_ha)
275 int err = asd_common_setup(asd_ha);
280 asd_ha->hw_prof.addr_range = 4;
281 asd_ha->hw_prof.port_name_base = 0;
282 asd_ha->hw_prof.dev_name_base = 4;
283 asd_ha->hw_prof.sata_name_base = 8;
288 static ssize_t asd_show_dev_rev(struct device *dev,
289 struct device_attribute *attr, char *buf)
291 struct asd_ha_struct *asd_ha = dev_to_asd_ha(dev);
292 return snprintf(buf, PAGE_SIZE, "%s\n",
293 asd_dev_rev[asd_ha->revision_id]);
295 static DEVICE_ATTR(revision, S_IRUGO, asd_show_dev_rev, NULL);
297 static ssize_t asd_show_dev_bios_build(struct device *dev,
298 struct device_attribute *attr,char *buf)
300 struct asd_ha_struct *asd_ha = dev_to_asd_ha(dev);
301 return snprintf(buf, PAGE_SIZE, "%d\n", asd_ha->hw_prof.bios.bld);
303 static DEVICE_ATTR(bios_build, S_IRUGO, asd_show_dev_bios_build, NULL);
305 static ssize_t asd_show_dev_pcba_sn(struct device *dev,
306 struct device_attribute *attr, char *buf)
308 struct asd_ha_struct *asd_ha = dev_to_asd_ha(dev);
309 return snprintf(buf, PAGE_SIZE, "%s\n", asd_ha->hw_prof.pcba_sn);
311 static DEVICE_ATTR(pcba_sn, S_IRUGO, asd_show_dev_pcba_sn, NULL);
313 static int asd_create_dev_attrs(struct asd_ha_struct *asd_ha)
317 err = device_create_file(&asd_ha->pcidev->dev, &dev_attr_revision);
321 err = device_create_file(&asd_ha->pcidev->dev, &dev_attr_bios_build);
325 err = device_create_file(&asd_ha->pcidev->dev, &dev_attr_pcba_sn);
332 device_remove_file(&asd_ha->pcidev->dev, &dev_attr_bios_build);
334 device_remove_file(&asd_ha->pcidev->dev, &dev_attr_revision);
338 static void asd_remove_dev_attrs(struct asd_ha_struct *asd_ha)
340 device_remove_file(&asd_ha->pcidev->dev, &dev_attr_revision);
341 device_remove_file(&asd_ha->pcidev->dev, &dev_attr_bios_build);
342 device_remove_file(&asd_ha->pcidev->dev, &dev_attr_pcba_sn);
345 /* The first entry, 0, is used for dynamic ids, the rest for devices
348 static struct asd_pcidev_struct {
350 int (*setup)(struct asd_ha_struct *asd_ha);
351 } asd_pcidev_data[] = {
352 /* Id 0 is used for dynamic ids. */
353 { .name = "Adaptec AIC-94xx SAS/SATA Host Adapter",
354 .setup = asd_aic9410_setup
356 { .name = "Adaptec AIC-9410W SAS/SATA Host Adapter",
357 .setup = asd_aic9410_setup
359 { .name = "Adaptec AIC-9405W SAS/SATA Host Adapter",
360 .setup = asd_aic9405_setup
364 static inline int asd_create_ha_caches(struct asd_ha_struct *asd_ha)
366 asd_ha->scb_pool = dma_pool_create(ASD_DRIVER_NAME "_scb_pool",
367 &asd_ha->pcidev->dev,
370 if (!asd_ha->scb_pool) {
371 asd_printk("couldn't create scb pool\n");
379 * asd_free_edbs -- free empty data buffers
380 * asd_ha: pointer to host adapter structure
382 static inline void asd_free_edbs(struct asd_ha_struct *asd_ha)
384 struct asd_seq_data *seq = &asd_ha->seq;
387 for (i = 0; i < seq->num_edbs; i++)
388 asd_free_coherent(asd_ha, seq->edb_arr[i]);
393 static inline void asd_free_escbs(struct asd_ha_struct *asd_ha)
395 struct asd_seq_data *seq = &asd_ha->seq;
398 for (i = 0; i < seq->num_escbs; i++) {
399 if (!list_empty(&seq->escb_arr[i]->list))
400 list_del_init(&seq->escb_arr[i]->list);
402 asd_ascb_free(seq->escb_arr[i]);
404 kfree(seq->escb_arr);
405 seq->escb_arr = NULL;
408 static inline void asd_destroy_ha_caches(struct asd_ha_struct *asd_ha)
412 if (asd_ha->hw_prof.ddb_ext)
413 asd_free_coherent(asd_ha, asd_ha->hw_prof.ddb_ext);
414 if (asd_ha->hw_prof.scb_ext)
415 asd_free_coherent(asd_ha, asd_ha->hw_prof.scb_ext);
417 if (asd_ha->hw_prof.ddb_bitmap)
418 kfree(asd_ha->hw_prof.ddb_bitmap);
419 asd_ha->hw_prof.ddb_bitmap = NULL;
421 for (i = 0; i < ASD_MAX_PHYS; i++) {
422 struct asd_phy *phy = &asd_ha->phys[i];
424 asd_free_coherent(asd_ha, phy->id_frm_tok);
426 if (asd_ha->seq.escb_arr)
427 asd_free_escbs(asd_ha);
428 if (asd_ha->seq.edb_arr)
429 asd_free_edbs(asd_ha);
430 if (asd_ha->hw_prof.ue.area) {
431 kfree(asd_ha->hw_prof.ue.area);
432 asd_ha->hw_prof.ue.area = NULL;
434 if (asd_ha->seq.tc_index_array) {
435 kfree(asd_ha->seq.tc_index_array);
436 kfree(asd_ha->seq.tc_index_bitmap);
437 asd_ha->seq.tc_index_array = NULL;
438 asd_ha->seq.tc_index_bitmap = NULL;
440 if (asd_ha->seq.actual_dl) {
441 asd_free_coherent(asd_ha, asd_ha->seq.actual_dl);
442 asd_ha->seq.actual_dl = NULL;
443 asd_ha->seq.dl = NULL;
445 if (asd_ha->seq.next_scb.vaddr) {
446 dma_pool_free(asd_ha->scb_pool, asd_ha->seq.next_scb.vaddr,
447 asd_ha->seq.next_scb.dma_handle);
448 asd_ha->seq.next_scb.vaddr = NULL;
450 dma_pool_destroy(asd_ha->scb_pool);
451 asd_ha->scb_pool = NULL;
454 struct kmem_cache *asd_dma_token_cache;
455 struct kmem_cache *asd_ascb_cache;
457 static int asd_create_global_caches(void)
459 if (!asd_dma_token_cache) {
461 = kmem_cache_create(ASD_DRIVER_NAME "_dma_token",
462 sizeof(struct asd_dma_tok),
466 if (!asd_dma_token_cache) {
467 asd_printk("couldn't create dma token cache\n");
472 if (!asd_ascb_cache) {
473 asd_ascb_cache = kmem_cache_create(ASD_DRIVER_NAME "_ascb",
474 sizeof(struct asd_ascb),
478 if (!asd_ascb_cache) {
479 asd_printk("couldn't create ascb cache\n");
486 kmem_cache_destroy(asd_dma_token_cache);
487 asd_dma_token_cache = NULL;
491 static void asd_destroy_global_caches(void)
493 if (asd_dma_token_cache)
494 kmem_cache_destroy(asd_dma_token_cache);
495 asd_dma_token_cache = NULL;
498 kmem_cache_destroy(asd_ascb_cache);
499 asd_ascb_cache = NULL;
502 static int asd_register_sas_ha(struct asd_ha_struct *asd_ha)
505 struct asd_sas_phy **sas_phys =
506 kmalloc(ASD_MAX_PHYS * sizeof(struct asd_sas_phy), GFP_KERNEL);
507 struct asd_sas_port **sas_ports =
508 kmalloc(ASD_MAX_PHYS * sizeof(struct asd_sas_port), GFP_KERNEL);
510 if (!sas_phys || !sas_ports) {
516 asd_ha->sas_ha.sas_ha_name = (char *) asd_ha->name;
517 asd_ha->sas_ha.lldd_module = THIS_MODULE;
518 asd_ha->sas_ha.sas_addr = &asd_ha->hw_prof.sas_addr[0];
520 for (i = 0; i < ASD_MAX_PHYS; i++) {
521 sas_phys[i] = &asd_ha->phys[i].sas_phy;
522 sas_ports[i] = &asd_ha->ports[i];
525 asd_ha->sas_ha.sas_phy = sas_phys;
526 asd_ha->sas_ha.sas_port= sas_ports;
527 asd_ha->sas_ha.num_phys= ASD_MAX_PHYS;
529 asd_ha->sas_ha.lldd_queue_size = asd_ha->seq.can_queue;
530 asd_ha->sas_ha.lldd_max_execute_num = lldd_max_execute_num;
532 return sas_register_ha(&asd_ha->sas_ha);
535 static int asd_unregister_sas_ha(struct asd_ha_struct *asd_ha)
539 err = sas_unregister_ha(&asd_ha->sas_ha);
541 sas_remove_host(asd_ha->sas_ha.core.shost);
542 scsi_remove_host(asd_ha->sas_ha.core.shost);
543 scsi_host_put(asd_ha->sas_ha.core.shost);
545 kfree(asd_ha->sas_ha.sas_phy);
546 kfree(asd_ha->sas_ha.sas_port);
551 static int __devinit asd_pci_probe(struct pci_dev *dev,
552 const struct pci_device_id *id)
554 struct asd_pcidev_struct *asd_dev;
555 unsigned asd_id = (unsigned) id->driver_data;
556 struct asd_ha_struct *asd_ha;
557 struct Scsi_Host *shost;
560 if (asd_id >= ARRAY_SIZE(asd_pcidev_data)) {
561 asd_printk("wrong driver_data in PCI table\n");
565 if ((err = pci_enable_device(dev))) {
566 asd_printk("couldn't enable device %s\n", pci_name(dev));
574 shost = scsi_host_alloc(&aic94xx_sht, sizeof(void *));
578 asd_dev = &asd_pcidev_data[asd_id];
580 asd_ha = kzalloc(sizeof(*asd_ha), GFP_KERNEL);
582 asd_printk("out of memory\n");
585 asd_ha->pcidev = dev;
586 asd_ha->sas_ha.pcidev = asd_ha->pcidev;
587 asd_ha->sas_ha.lldd_ha = asd_ha;
589 asd_ha->name = asd_dev->name;
590 asd_printk("found %s, device %s\n", asd_ha->name, pci_name(dev));
592 SHOST_TO_SAS_HA(shost) = &asd_ha->sas_ha;
593 asd_ha->sas_ha.core.shost = shost;
594 shost->transportt = aic94xx_transport_template;
597 shost->max_cmd_len = 16;
599 err = scsi_add_host(shost, &dev->dev);
601 scsi_host_put(shost);
607 err = asd_dev->setup(asd_ha);
612 if (!pci_set_dma_mask(dev, DMA_64BIT_MASK)
613 && !pci_set_consistent_dma_mask(dev, DMA_64BIT_MASK))
615 else if (!pci_set_dma_mask(dev, DMA_32BIT_MASK)
616 && !pci_set_consistent_dma_mask(dev, DMA_32BIT_MASK))
619 asd_printk("no suitable DMA mask for %s\n", pci_name(dev));
623 pci_set_drvdata(dev, asd_ha);
625 err = asd_map_ha(asd_ha);
629 err = asd_create_ha_caches(asd_ha);
633 err = asd_init_hw(asd_ha);
637 asd_printk("device %s: SAS addr %llx, PCBA SN %s, %d phys, %d enabled "
638 "phys, flash %s, BIOS %s%d\n",
639 pci_name(dev), SAS_ADDR(asd_ha->hw_prof.sas_addr),
640 asd_ha->hw_prof.pcba_sn, asd_ha->hw_prof.max_phys,
641 asd_ha->hw_prof.num_phys,
642 asd_ha->hw_prof.flash.present ? "present" : "not present",
643 asd_ha->hw_prof.bios.present ? "build " : "not present",
644 asd_ha->hw_prof.bios.bld);
646 shost->can_queue = asd_ha->seq.can_queue;
649 pci_enable_msi(asd_ha->pcidev);
651 err = request_irq(asd_ha->pcidev->irq, asd_hw_isr, IRQF_SHARED,
652 ASD_DRIVER_NAME, asd_ha);
654 asd_printk("couldn't get irq %d for %s\n",
655 asd_ha->pcidev->irq, pci_name(asd_ha->pcidev));
658 asd_enable_ints(asd_ha);
660 err = asd_init_post_escbs(asd_ha);
662 asd_printk("couldn't post escbs for %s\n",
663 pci_name(asd_ha->pcidev));
666 ASD_DPRINTK("escbs posted\n");
668 err = asd_create_dev_attrs(asd_ha);
672 err = asd_register_sas_ha(asd_ha);
676 scsi_scan_host(shost);
681 asd_remove_dev_attrs(asd_ha);
684 asd_disable_ints(asd_ha);
685 free_irq(dev->irq, asd_ha);
688 pci_disable_msi(dev);
689 asd_chip_hardrst(asd_ha);
691 asd_destroy_ha_caches(asd_ha);
693 asd_unmap_ha(asd_ha);
696 scsi_remove_host(shost);
698 pci_disable_device(dev);
702 static void asd_free_queues(struct asd_ha_struct *asd_ha)
706 struct list_head *n, *pos;
708 spin_lock_irqsave(&asd_ha->seq.pend_q_lock, flags);
709 asd_ha->seq.pending = 0;
710 list_splice_init(&asd_ha->seq.pend_q, &pending);
711 spin_unlock_irqrestore(&asd_ha->seq.pend_q_lock, flags);
713 if (!list_empty(&pending))
714 ASD_DPRINTK("Uh-oh! Pending is not empty!\n");
716 list_for_each_safe(pos, n, &pending) {
717 struct asd_ascb *ascb = list_entry(pos, struct asd_ascb, list);
719 * Delete unexpired ascb timers. This may happen if we issue
720 * a CONTROL PHY scb to an adapter and rmmod before the scb
721 * times out. Apparently we don't wait for the CONTROL PHY
722 * to complete, so it doesn't matter if we kill the timer.
724 del_timer_sync(&ascb->timer);
725 WARN_ON(ascb->scb->header.opcode != CONTROL_PHY);
728 ASD_DPRINTK("freeing from pending\n");
733 static void asd_turn_off_leds(struct asd_ha_struct *asd_ha)
735 u8 phy_mask = asd_ha->hw_prof.enabled_phys;
738 for_each_phy(phy_mask, phy_mask, i) {
739 asd_turn_led(asd_ha, i, 0);
740 asd_control_led(asd_ha, i, 0);
744 static void __devexit asd_pci_remove(struct pci_dev *dev)
746 struct asd_ha_struct *asd_ha = pci_get_drvdata(dev);
751 asd_unregister_sas_ha(asd_ha);
753 asd_disable_ints(asd_ha);
755 asd_remove_dev_attrs(asd_ha);
757 /* XXX more here as needed */
759 free_irq(dev->irq, asd_ha);
761 pci_disable_msi(asd_ha->pcidev);
762 asd_turn_off_leds(asd_ha);
763 asd_chip_hardrst(asd_ha);
764 asd_free_queues(asd_ha);
765 asd_destroy_ha_caches(asd_ha);
766 asd_unmap_ha(asd_ha);
768 pci_disable_device(dev);
772 static void asd_scan_start(struct Scsi_Host *shost)
774 struct asd_ha_struct *asd_ha;
777 asd_ha = SHOST_TO_SAS_HA(shost)->lldd_ha;
778 err = asd_enable_phys(asd_ha, asd_ha->hw_prof.enabled_phys);
780 asd_printk("Couldn't enable phys, err:%d\n", err);
783 static int asd_scan_finished(struct Scsi_Host *shost, unsigned long time)
785 /* give the phy enabling interrupt event time to come in (1s
786 * is empirically about all it takes) */
789 /* Wait for discovery to finish */
790 scsi_flush_work(shost);
794 static ssize_t asd_version_show(struct device_driver *driver, char *buf)
796 return snprintf(buf, PAGE_SIZE, "%s\n", ASD_DRIVER_VERSION);
798 static DRIVER_ATTR(version, S_IRUGO, asd_version_show, NULL);
800 static int asd_create_driver_attrs(struct device_driver *driver)
802 return driver_create_file(driver, &driver_attr_version);
805 static void asd_remove_driver_attrs(struct device_driver *driver)
807 driver_remove_file(driver, &driver_attr_version);
810 static struct sas_domain_function_template aic94xx_transport_functions = {
811 .lldd_dev_found = asd_dev_found,
812 .lldd_dev_gone = asd_dev_gone,
814 .lldd_execute_task = asd_execute_task,
816 .lldd_abort_task = asd_abort_task,
817 .lldd_abort_task_set = asd_abort_task_set,
818 .lldd_clear_aca = asd_clear_aca,
819 .lldd_clear_task_set = asd_clear_task_set,
820 .lldd_I_T_nexus_reset = NULL,
821 .lldd_lu_reset = asd_lu_reset,
822 .lldd_query_task = asd_query_task,
824 .lldd_clear_nexus_port = asd_clear_nexus_port,
825 .lldd_clear_nexus_ha = asd_clear_nexus_ha,
827 .lldd_control_phy = asd_control_phy,
830 static const struct pci_device_id aic94xx_pci_table[] __devinitdata = {
831 {PCI_DEVICE(PCI_VENDOR_ID_ADAPTEC2, PCI_DEVICE_ID_ADAPTEC2_RAZOR10),
833 {PCI_DEVICE(PCI_VENDOR_ID_ADAPTEC2, PCI_DEVICE_ID_ADAPTEC2_RAZOR12),
835 {PCI_DEVICE(PCI_VENDOR_ID_ADAPTEC2, PCI_DEVICE_ID_ADAPTEC2_RAZOR1E),
837 {PCI_DEVICE(PCI_VENDOR_ID_ADAPTEC2, PCI_DEVICE_ID_ADAPTEC2_RAZOR1F),
839 {PCI_DEVICE(PCI_VENDOR_ID_ADAPTEC2, PCI_DEVICE_ID_ADAPTEC2_RAZOR30),
841 {PCI_DEVICE(PCI_VENDOR_ID_ADAPTEC2, PCI_DEVICE_ID_ADAPTEC2_RAZOR32),
843 {PCI_DEVICE(PCI_VENDOR_ID_ADAPTEC2, PCI_DEVICE_ID_ADAPTEC2_RAZOR3E),
845 {PCI_DEVICE(PCI_VENDOR_ID_ADAPTEC2, PCI_DEVICE_ID_ADAPTEC2_RAZOR3F),
850 MODULE_DEVICE_TABLE(pci, aic94xx_pci_table);
852 static struct pci_driver aic94xx_pci_driver = {
853 .name = ASD_DRIVER_NAME,
854 .id_table = aic94xx_pci_table,
855 .probe = asd_pci_probe,
856 .remove = __devexit_p(asd_pci_remove),
859 static int __init aic94xx_init(void)
864 asd_printk("%s version %s loaded\n", ASD_DRIVER_DESCRIPTION,
867 err = asd_create_global_caches();
871 aic94xx_transport_template =
872 sas_domain_attach_transport(&aic94xx_transport_functions);
873 if (!aic94xx_transport_template)
874 goto out_destroy_caches;
876 err = pci_register_driver(&aic94xx_pci_driver);
878 goto out_release_transport;
880 err = asd_create_driver_attrs(&aic94xx_pci_driver.driver);
882 goto out_unregister_pcidrv;
886 out_unregister_pcidrv:
887 pci_unregister_driver(&aic94xx_pci_driver);
888 out_release_transport:
889 sas_release_transport(aic94xx_transport_template);
891 asd_destroy_global_caches();
896 static void __exit aic94xx_exit(void)
898 asd_remove_driver_attrs(&aic94xx_pci_driver.driver);
899 pci_unregister_driver(&aic94xx_pci_driver);
900 sas_release_transport(aic94xx_transport_template);
901 asd_release_firmware();
902 asd_destroy_global_caches();
903 asd_printk("%s version %s unloaded\n", ASD_DRIVER_DESCRIPTION,
907 module_init(aic94xx_init);
908 module_exit(aic94xx_exit);
910 MODULE_AUTHOR("Luben Tuikov <luben_tuikov@adaptec.com>");
911 MODULE_DESCRIPTION(ASD_DRIVER_DESCRIPTION);
912 MODULE_LICENSE("GPL v2");
913 MODULE_VERSION(ASD_DRIVER_VERSION);