struct raid_template r;
struct raid_function_template *f;
/* The actual attributes */
- struct class_device_attribute private_attrs[RAID_NUM_ATTRS];
+ struct device_attribute private_attrs[RAID_NUM_ATTRS];
/* The array of null terminated pointers to attributes
* needed by scsi_sysfs.c */
- struct class_device_attribute *attrs[RAID_NUM_ATTRS + 1];
+ struct device_attribute *attrs[RAID_NUM_ATTRS + 1];
};
struct raid_component {
struct list_head node;
- struct class_device cdev;
+ struct device dev;
int num;
};
tc_to_raid_internal(tc); \
})
-#define class_device_to_raid_internal(cdev) ({ \
+#define device_to_raid_internal(dev) ({ \
struct attribute_container *ac = \
- attribute_container_classdev_to_container(cdev); \
+ attribute_container_classdev_to_container(dev); \
ac_to_raid_internal(ac); \
})
}
static int raid_setup(struct transport_container *tc, struct device *dev,
- struct class_device *cdev)
+ struct device *cdev)
{
struct raid_data *rd;
- BUG_ON(class_get_devdata(cdev));
+ BUG_ON(dev_get_drvdata(cdev));
rd = kzalloc(sizeof(*rd), GFP_KERNEL);
if (!rd)
return -ENOMEM;
INIT_LIST_HEAD(&rd->component_list);
- class_set_devdata(cdev, rd);
+ dev_set_drvdata(cdev, rd);
return 0;
}
static int raid_remove(struct transport_container *tc, struct device *dev,
- struct class_device *cdev)
+ struct device *cdev)
{
- struct raid_data *rd = class_get_devdata(cdev);
+ struct raid_data *rd = dev_get_drvdata(cdev);
struct raid_component *rc, *next;
dev_printk(KERN_ERR, dev, "RAID REMOVE\n");
- class_set_devdata(cdev, NULL);
+ dev_set_drvdata(cdev, NULL);
list_for_each_entry_safe(rc, next, &rd->component_list, node) {
list_del(&rc->node);
- dev_printk(KERN_ERR, rc->cdev.dev, "RAID COMPONENT REMOVE\n");
- class_device_unregister(&rc->cdev);
+ dev_printk(KERN_ERR, rc->dev.parent, "RAID COMPONENT REMOVE\n");
+ device_unregister(&rc->dev);
}
dev_printk(KERN_ERR, dev, "RAID REMOVE DONE\n");
kfree(rd);
}
#define raid_attr_show_internal(attr, fmt, var, code) \
-static ssize_t raid_show_##attr(struct class_device *cdev, char *buf) \
+static ssize_t raid_show_##attr(struct device *dev, \
+ struct device_attribute *attr, \
+ char *buf) \
{ \
- struct raid_data *rd = class_get_devdata(cdev); \
+ struct raid_data *rd = dev_get_drvdata(dev); \
code \
return snprintf(buf, 20, #fmt "\n", var); \
}
code \
name = raid_##states##_name(rd->attr); \
) \
-static CLASS_DEVICE_ATTR(attr, S_IRUGO, raid_show_##attr, NULL)
+static DEVICE_ATTR(attr, S_IRUGO, raid_show_##attr, NULL)
#define raid_attr_ro_internal(attr, code) \
raid_attr_show_internal(attr, %d, rd->attr, code) \
-static CLASS_DEVICE_ATTR(attr, S_IRUGO, raid_show_##attr, NULL)
+static DEVICE_ATTR(attr, S_IRUGO, raid_show_##attr, NULL)
#define ATTR_CODE(attr) \
- struct raid_internal *i = class_device_to_raid_internal(cdev); \
+ struct raid_internal *i = device_to_raid_internal(dev); \
if (i->f->get_##attr) \
- i->f->get_##attr(cdev->dev);
+ i->f->get_##attr(dev->parent);
#define raid_attr_ro(attr) raid_attr_ro_internal(attr, )
#define raid_attr_ro_fn(attr) raid_attr_ro_internal(attr, ATTR_CODE(attr))
raid_attr_ro_fn(resync);
raid_attr_ro_state_fn(state);
-static void raid_component_release(struct class_device *cdev)
+static void raid_component_release(struct device *dev)
{
- struct raid_component *rc = container_of(cdev, struct raid_component,
- cdev);
- dev_printk(KERN_ERR, rc->cdev.dev, "COMPONENT RELEASE\n");
- put_device(rc->cdev.dev);
+ struct raid_component *rc =
+ container_of(dev, struct raid_component, dev);
+ dev_printk(KERN_ERR, rc->dev.parent, "COMPONENT RELEASE\n");
+ put_device(rc->dev.parent);
kfree(rc);
}
-void raid_component_add(struct raid_template *r,struct device *raid_dev,
- struct device *component_dev)
+int raid_component_add(struct raid_template *r,struct device *raid_dev,
+ struct device *component_dev)
{
- struct class_device *cdev =
+ struct device *cdev =
attribute_container_find_class_device(&r->raid_attrs.ac,
raid_dev);
struct raid_component *rc;
- struct raid_data *rd = class_get_devdata(cdev);
+ struct raid_data *rd = dev_get_drvdata(cdev);
+ int err;
rc = kzalloc(sizeof(*rc), GFP_KERNEL);
if (!rc)
- return;
+ return -ENOMEM;
INIT_LIST_HEAD(&rc->node);
- class_device_initialize(&rc->cdev);
- rc->cdev.release = raid_component_release;
- rc->cdev.dev = get_device(component_dev);
+ device_initialize(&rc->dev);
+ rc->dev.release = raid_component_release;
+ rc->dev.parent = get_device(component_dev);
rc->num = rd->component_count++;
- snprintf(rc->cdev.class_id, sizeof(rc->cdev.class_id),
+ snprintf(rc->dev.bus_id, sizeof(rc->dev.bus_id),
"component-%d", rc->num);
list_add_tail(&rc->node, &rd->component_list);
- rc->cdev.parent = cdev;
- rc->cdev.class = &raid_class.class;
- class_device_add(&rc->cdev);
+ rc->dev.class = &raid_class.class;
+ err = device_add(&rc->dev);
+ if (err)
+ goto err_out;
+
+ return 0;
+
+err_out:
+ list_del(&rc->node);
+ rd->component_count--;
+ put_device(component_dev);
+ kfree(rc);
+ return err;
}
EXPORT_SYMBOL(raid_component_add);
attribute_container_register(&i->r.raid_attrs.ac);
- i->attrs[count++] = &class_device_attr_level;
- i->attrs[count++] = &class_device_attr_resync;
- i->attrs[count++] = &class_device_attr_state;
+ i->attrs[count++] = &dev_attr_level;
+ i->attrs[count++] = &dev_attr_resync;
+ i->attrs[count++] = &dev_attr_state;
i->attrs[count] = NULL;
BUG_ON(count > RAID_NUM_ATTRS);
{
struct raid_internal *i = to_raid_internal(r);
- attribute_container_unregister(&i->r.raid_attrs.ac);
+ BUG_ON(attribute_container_unregister(&i->r.raid_attrs.ac));
kfree(i);
}