static int scsi_host_next_hn; /* host_no for next new host */
-static void scsi_host_cls_release(struct class_device *class_dev)
+static void scsi_host_cls_release(struct device *dev)
{
- put_device(&class_to_shost(class_dev)->shost_gendev);
+ put_device(&class_to_shost(dev)->shost_gendev);
}
static struct class shost_class = {
.name = "scsi_host",
- .release = scsi_host_cls_release,
+ .dev_release = scsi_host_cls_release,
};
/**
- * scsi_host_set_state - Take the given host through the host
- * state model.
+ * scsi_host_set_state - Take the given host through the host state model.
* @shost: scsi host to change the state of.
* @state: state to change to.
*
spin_unlock_irqrestore(shost->host_lock, flags);
transport_unregister_device(&shost->shost_gendev);
- class_device_unregister(&shost->shost_classdev);
+ device_unregister(&shost->shost_dev);
device_del(&shost->shost_gendev);
scsi_proc_hostdir_rm(shost->hostt);
}
scsi_host_set_state(shost, SHOST_RUNNING);
get_device(shost->shost_gendev.parent);
- error = class_device_add(&shost->shost_classdev);
+ error = device_add(&shost->shost_dev);
if (error)
goto out_del_gendev;
get_device(&shost->shost_gendev);
- if (shost->transportt->host_size &&
- (shost->shost_data = kmalloc(shost->transportt->host_size,
- GFP_KERNEL)) == NULL)
- goto out_del_classdev;
+ if (shost->transportt->host_size) {
+ shost->shost_data = kzalloc(shost->transportt->host_size,
+ GFP_KERNEL);
+ if (shost->shost_data == NULL) {
+ error = -ENOMEM;
+ goto out_del_dev;
+ }
+ }
if (shost->transportt->create_work_queue) {
snprintf(shost->work_q_name, KOBJ_NAME_LEN, "scsi_wq_%d",
shost->host_no);
shost->work_q = create_singlethread_workqueue(
shost->work_q_name);
- if (!shost->work_q)
+ if (!shost->work_q) {
+ error = -EINVAL;
goto out_free_shost_data;
+ }
}
error = scsi_sysfs_add_host(shost);
destroy_workqueue(shost->work_q);
out_free_shost_data:
kfree(shost->shost_data);
- out_del_classdev:
- class_device_del(&shost->shost_classdev);
+ out_del_dev:
+ device_del(&shost->shost_dev);
out_del_gendev:
device_del(&shost->shost_gendev);
out:
shost->use_clustering = sht->use_clustering;
shost->ordered_tag = sht->ordered_tag;
+ if (sht->supported_mode == MODE_UNKNOWN)
+ /* means we didn't set it ... default to INITIATOR */
+ shost->active_mode = MODE_INITIATOR;
+ else
+ shost->active_mode = sht->supported_mode;
+
if (sht->max_host_blocked)
shost->max_host_blocked = sht->max_host_blocked;
else
shost->host_no);
shost->shost_gendev.release = scsi_host_dev_release;
- class_device_initialize(&shost->shost_classdev);
- shost->shost_classdev.dev = &shost->shost_gendev;
- shost->shost_classdev.class = &shost_class;
- snprintf(shost->shost_classdev.class_id, BUS_ID_SIZE, "host%d",
- shost->host_no);
+ device_initialize(&shost->shost_dev);
+ shost->shost_dev.parent = &shost->shost_gendev;
+ shost->shost_dev.class = &shost_class;
+ snprintf(shost->shost_dev.bus_id, BUS_ID_SIZE, "host%d",
+ shost->host_no);
shost->ehandler = kthread_run(scsi_error_handler, shost,
"scsi_eh_%d", shost->host_no);
}
EXPORT_SYMBOL(scsi_unregister);
+static int __scsi_host_match(struct device *dev, void *data)
+{
+ struct Scsi_Host *p;
+ unsigned short *hostnum = (unsigned short *)data;
+
+ p = class_to_shost(dev);
+ return p->host_no == *hostnum;
+}
+
/**
* scsi_host_lookup - get a reference to a Scsi_Host by host no
- *
* @hostnum: host number to locate
*
* Return value:
**/
struct Scsi_Host *scsi_host_lookup(unsigned short hostnum)
{
- struct class *class = &shost_class;
- struct class_device *cdev;
- struct Scsi_Host *shost = ERR_PTR(-ENXIO), *p;
-
- down(&class->sem);
- list_for_each_entry(cdev, &class->children, node) {
- p = class_to_shost(cdev);
- if (p->host_no == hostnum) {
- shost = scsi_host_get(p);
- break;
- }
- }
- up(&class->sem);
+ struct device *cdev;
+ struct Scsi_Host *shost = ERR_PTR(-ENXIO);
+
+ cdev = class_find_device(&shost_class, &hostnum, __scsi_host_match);
+ if (cdev)
+ shost = scsi_host_get(class_to_shost(cdev));
return shost;
}