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
);