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path: root/drivers/message/i2o
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Diffstat (limited to 'drivers/message/i2o')
-rw-r--r--drivers/message/i2o/core.h3
-rw-r--r--drivers/message/i2o/device.c272
-rw-r--r--drivers/message/i2o/driver.c3
-rw-r--r--drivers/message/i2o/iop.c32
4 files changed, 122 insertions, 188 deletions
diff --git a/drivers/message/i2o/core.h b/drivers/message/i2o/core.h
index c5bcfd70f71..9eefedb1621 100644
--- a/drivers/message/i2o/core.h
+++ b/drivers/message/i2o/core.h
@@ -36,9 +36,6 @@ extern void __exit i2o_pci_exit(void);
extern void i2o_device_remove(struct i2o_device *);
extern int i2o_device_parse_lct(struct i2o_controller *);
-extern int i2o_device_init(void);
-extern void i2o_device_exit(void);
-
/* IOP */
extern struct i2o_controller *i2o_iop_alloc(void);
extern void i2o_iop_free(struct i2o_controller *);
diff --git a/drivers/message/i2o/device.c b/drivers/message/i2o/device.c
index 21f16ba3ac3..d9879965eb5 100644
--- a/drivers/message/i2o/device.c
+++ b/drivers/message/i2o/device.c
@@ -45,10 +45,10 @@ static inline int i2o_device_issue_claim(struct i2o_device *dev, u32 cmd,
writel(type, &msg->body[0]);
return i2o_msg_post_wait(dev->iop, m, 60);
-};
+}
/**
- * i2o_device_claim - claim a device for use by an OSM
+ * i2o_device_claim - claim a device for use by an OSM
* @dev: I2O device to claim
* @drv: I2O driver which wants to claim the device
*
@@ -73,7 +73,7 @@ int i2o_device_claim(struct i2o_device *dev)
up(&dev->lock);
return rc;
-};
+}
/**
* i2o_device_claim_release - release a device that the OSM is using
@@ -119,7 +119,8 @@ int i2o_device_claim_release(struct i2o_device *dev)
up(&dev->lock);
return rc;
-};
+}
+
/**
* i2o_device_release - release the memory for a I2O device
@@ -135,39 +136,47 @@ static void i2o_device_release(struct device *dev)
pr_debug("i2o: device %s released\n", dev->bus_id);
kfree(i2o_dev);
-};
+}
+
/**
- * i2o_device_class_release - Remove I2O device attributes
- * @cd: I2O class device which is added to the I2O device class
+ * i2o_device_class_show_class_id - Displays class id of I2O device
+ * @cd: class device of which the class id should be displayed
+ * @buf: buffer into which the class id should be printed
*
- * Removes attributes from the I2O device again. Also search each device
- * on the controller for I2O devices which refert to this device as parent
- * or user and remove this links also.
+ * Returns the number of bytes which are printed into the buffer.
*/
-static void i2o_device_class_release(struct class_device *cd)
+static ssize_t i2o_device_show_class_id(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
{
- struct i2o_device *i2o_dev, *tmp;
- struct i2o_controller *c;
+ struct i2o_device *i2o_dev = to_i2o_device(dev);
- i2o_dev = to_i2o_device(cd->dev);
- c = i2o_dev->iop;
+ sprintf(buf, "0x%03x\n", i2o_dev->lct_data.class_id);
+ return strlen(buf) + 1;
+}
- sysfs_remove_link(&i2o_dev->device.kobj, "parent");
- sysfs_remove_link(&i2o_dev->device.kobj, "user");
+/**
+ * i2o_device_class_show_tid - Displays TID of I2O device
+ * @cd: class device of which the TID should be displayed
+ * @buf: buffer into which the class id should be printed
+ *
+ * Returns the number of bytes which are printed into the buffer.
+ */
+static ssize_t i2o_device_show_tid(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct i2o_device *i2o_dev = to_i2o_device(dev);
- list_for_each_entry(tmp, &c->devices, list) {
- if (tmp->lct_data.parent_tid == i2o_dev->lct_data.tid)
- sysfs_remove_link(&tmp->device.kobj, "parent");
- if (tmp->lct_data.user_tid == i2o_dev->lct_data.tid)
- sysfs_remove_link(&tmp->device.kobj, "user");
- }
-};
+ sprintf(buf, "0x%03x\n", i2o_dev->lct_data.tid);
+ return strlen(buf) + 1;
+}
-/* I2O device class */
-static struct class i2o_device_class = {
- .name = "i2o_device",
- .release = i2o_device_class_release
+struct device_attribute i2o_device_attrs[] = {
+ __ATTR(class_id, S_IRUGO, i2o_device_show_class_id, NULL),
+ __ATTR(tid, S_IRUGO, i2o_device_show_tid, NULL),
+ __ATTR_NULL
};
/**
@@ -193,11 +202,69 @@ static struct i2o_device *i2o_device_alloc(void)
dev->device.bus = &i2o_bus_type;
dev->device.release = &i2o_device_release;
- dev->classdev.class = &i2o_device_class;
- dev->classdev.dev = &dev->device;
return dev;
-};
+}
+
+/**
+ * i2o_setup_sysfs_links - Adds attributes to the I2O device
+ * @cd: I2O class device which is added to the I2O device class
+ *
+ * This function get called when a I2O device is added to the class. It
+ * creates the attributes for each device and creates user/parent symlink
+ * if necessary.
+ *
+ * Returns 0 on success or negative error code on failure.
+ */
+static void i2o_setup_sysfs_links(struct i2o_device *i2o_dev)
+{
+ struct i2o_controller *c = i2o_dev->iop;
+ struct i2o_device *tmp;
+
+ /* create user entries for this device */
+ tmp = i2o_iop_find_device(i2o_dev->iop, i2o_dev->lct_data.user_tid);
+ if (tmp && tmp != i2o_dev)
+ sysfs_create_link(&i2o_dev->device.kobj,
+ &tmp->device.kobj, "user");
+
+ /* create user entries refering to this device */
+ list_for_each_entry(tmp, &c->devices, list)
+ if (tmp->lct_data.user_tid == i2o_dev->lct_data.tid &&
+ tmp != i2o_dev)
+ sysfs_create_link(&tmp->device.kobj,
+ &i2o_dev->device.kobj, "user");
+
+ /* create parent entries for this device */
+ tmp = i2o_iop_find_device(i2o_dev->iop, i2o_dev->lct_data.parent_tid);
+ if (tmp && tmp != i2o_dev)
+ sysfs_create_link(&i2o_dev->device.kobj,
+ &tmp->device.kobj, "parent");
+
+ /* create parent entries refering to this device */
+ list_for_each_entry(tmp, &c->devices, list)
+ if (tmp->lct_data.parent_tid == i2o_dev->lct_data.tid &&
+ tmp != i2o_dev)
+ sysfs_create_link(&tmp->device.kobj,
+ &i2o_dev->device.kobj, "parent");
+}
+
+static void i2o_remove_sysfs_links(struct i2o_device *i2o_dev)
+{
+ struct i2o_controller *c = i2o_dev->iop;
+ struct i2o_device *tmp;
+
+ sysfs_remove_link(&i2o_dev->device.kobj, "parent");
+ sysfs_remove_link(&i2o_dev->device.kobj, "user");
+
+ list_for_each_entry(tmp, &c->devices, list) {
+ if (tmp->lct_data.parent_tid == i2o_dev->lct_data.tid)
+ sysfs_remove_link(&tmp->device.kobj, "parent");
+ if (tmp->lct_data.user_tid == i2o_dev->lct_data.tid)
+ sysfs_remove_link(&tmp->device.kobj, "user");
+ }
+}
+
+
/**
* i2o_device_add - allocate a new I2O device and add it to the IOP
@@ -222,28 +289,25 @@ static struct i2o_device *i2o_device_add(struct i2o_controller *c,
}
dev->lct_data = *entry;
+ dev->iop = c;
snprintf(dev->device.bus_id, BUS_ID_SIZE, "%d:%03x", c->unit,
dev->lct_data.tid);
- snprintf(dev->classdev.class_id, BUS_ID_SIZE, "%d:%03x", c->unit,
- dev->lct_data.tid);
-
- dev->iop = c;
dev->device.parent = &c->device;
device_register(&dev->device);
list_add_tail(&dev->list, &c->devices);
- class_device_register(&dev->classdev);
+ i2o_setup_sysfs_links(dev);
i2o_driver_notify_device_add_all(dev);
pr_debug("i2o: device %s added\n", dev->device.bus_id);
return dev;
-};
+}
/**
* i2o_device_remove - remove an I2O device from the I2O core
@@ -256,10 +320,10 @@ static struct i2o_device *i2o_device_add(struct i2o_controller *c,
void i2o_device_remove(struct i2o_device *i2o_dev)
{
i2o_driver_notify_device_remove_all(i2o_dev);
- class_device_unregister(&i2o_dev->classdev);
+ i2o_remove_sysfs_links(i2o_dev);
list_del(&i2o_dev->list);
device_unregister(&i2o_dev->device);
-};
+}
/**
* i2o_device_parse_lct - Parse a previously fetched LCT and create devices
@@ -337,99 +401,8 @@ int i2o_device_parse_lct(struct i2o_controller *c)
up(&c->lct_lock);
return 0;
-};
-
-/**
- * i2o_device_class_show_class_id - Displays class id of I2O device
- * @cd: class device of which the class id should be displayed
- * @buf: buffer into which the class id should be printed
- *
- * Returns the number of bytes which are printed into the buffer.
- */
-static ssize_t i2o_device_class_show_class_id(struct class_device *cd,
- char *buf)
-{
- struct i2o_device *dev = to_i2o_device(cd->dev);
-
- sprintf(buf, "0x%03x\n", dev->lct_data.class_id);
- return strlen(buf) + 1;
-};
-
-/**
- * i2o_device_class_show_tid - Displays TID of I2O device
- * @cd: class device of which the TID should be displayed
- * @buf: buffer into which the class id should be printed
- *
- * Returns the number of bytes which are printed into the buffer.
- */
-static ssize_t i2o_device_class_show_tid(struct class_device *cd, char *buf)
-{
- struct i2o_device *dev = to_i2o_device(cd->dev);
-
- sprintf(buf, "0x%03x\n", dev->lct_data.tid);
- return strlen(buf) + 1;
-};
-
-/* I2O device class attributes */
-static CLASS_DEVICE_ATTR(class_id, S_IRUGO, i2o_device_class_show_class_id,
- NULL);
-static CLASS_DEVICE_ATTR(tid, S_IRUGO, i2o_device_class_show_tid, NULL);
-
-/**
- * i2o_device_class_add - Adds attributes to the I2O device
- * @cd: I2O class device which is added to the I2O device class
- *
- * This function get called when a I2O device is added to the class. It
- * creates the attributes for each device and creates user/parent symlink
- * if necessary.
- *
- * Returns 0 on success or negative error code on failure.
- */
-static int i2o_device_class_add(struct class_device *cd)
-{
- struct i2o_device *i2o_dev, *tmp;
- struct i2o_controller *c;
-
- i2o_dev = to_i2o_device(cd->dev);
- c = i2o_dev->iop;
-
- class_device_create_file(cd, &class_device_attr_class_id);
- class_device_create_file(cd, &class_device_attr_tid);
-
- /* create user entries for this device */
- tmp = i2o_iop_find_device(i2o_dev->iop, i2o_dev->lct_data.user_tid);
- if (tmp && (tmp != i2o_dev))
- sysfs_create_link(&i2o_dev->device.kobj, &tmp->device.kobj,
- "user");
-
- /* create user entries refering to this device */
- list_for_each_entry(tmp, &c->devices, list)
- if ((tmp->lct_data.user_tid == i2o_dev->lct_data.tid)
- && (tmp != i2o_dev))
- sysfs_create_link(&tmp->device.kobj,
- &i2o_dev->device.kobj, "user");
-
- /* create parent entries for this device */
- tmp = i2o_iop_find_device(i2o_dev->iop, i2o_dev->lct_data.parent_tid);
- if (tmp && (tmp != i2o_dev))
- sysfs_create_link(&i2o_dev->device.kobj, &tmp->device.kobj,
- "parent");
-
- /* create parent entries refering to this device */
- list_for_each_entry(tmp, &c->devices, list)
- if ((tmp->lct_data.parent_tid == i2o_dev->lct_data.tid)
- && (tmp != i2o_dev))
- sysfs_create_link(&tmp->device.kobj,
- &i2o_dev->device.kobj, "parent");
-
- return 0;
-};
+}
-/* I2O device class interface */
-static struct class_interface i2o_device_class_interface = {
- .class = &i2o_device_class,
- .add = i2o_device_class_add
-};
/*
* Run time support routines
@@ -553,11 +526,11 @@ int i2o_parm_field_get(struct i2o_device *i2o_dev, int group, int field,
}
/*
- * if oper == I2O_PARAMS_TABLE_GET, get from all rows
- * if fieldcount == -1 return all fields
+ * if oper == I2O_PARAMS_TABLE_GET, get from all rows
+ * if fieldcount == -1 return all fields
* ibuf and ibuflen are unused (use NULL, 0)
- * else return specific fields
- * ibuf contains fieldindexes
+ * else return specific fields
+ * ibuf contains fieldindexes
*
* if oper == I2O_PARAMS_LIST_GET, get from specific rows
* if fieldcount == -1 return all fields
@@ -602,35 +575,6 @@ int i2o_parm_table_get(struct i2o_device *dev, int oper, int group,
return size;
}
-/**
- * i2o_device_init - Initialize I2O devices
- *
- * Registers the I2O device class.
- *
- * Returns 0 on success or negative error code on failure.
- */
-int i2o_device_init(void)
-{
- int rc;
-
- rc = class_register(&i2o_device_class);
- if (rc)
- return rc;
-
- return class_interface_register(&i2o_device_class_interface);
-};
-
-/**
- * i2o_device_exit - I2O devices exit function
- *
- * Unregisters the I2O device class.
- */
-void i2o_device_exit(void)
-{
- class_interface_register(&i2o_device_class_interface);
- class_unregister(&i2o_device_class);
-};
-
EXPORT_SYMBOL(i2o_device_claim);
EXPORT_SYMBOL(i2o_device_claim_release);
EXPORT_SYMBOL(i2o_parm_field_get);
diff --git a/drivers/message/i2o/driver.c b/drivers/message/i2o/driver.c
index 739bfdef0c6..0079a4be0af 100644
--- a/drivers/message/i2o/driver.c
+++ b/drivers/message/i2o/driver.c
@@ -58,9 +58,12 @@ static int i2o_bus_match(struct device *dev, struct device_driver *drv)
};
/* I2O bus type */
+extern struct device_attribute i2o_device_attrs[];
+
struct bus_type i2o_bus_type = {
.name = "i2o",
.match = i2o_bus_match,
+ .dev_attrs = i2o_device_attrs,
};
/**
diff --git a/drivers/message/i2o/iop.c b/drivers/message/i2o/iop.c
index 42f8b810d6e..361da8d1d5e 100644
--- a/drivers/message/i2o/iop.c
+++ b/drivers/message/i2o/iop.c
@@ -833,6 +833,7 @@ void i2o_iop_remove(struct i2o_controller *c)
list_for_each_entry_safe(dev, tmp, &c->devices, list)
i2o_device_remove(dev);
+ class_device_unregister(c->classdev);
device_del(&c->device);
/* Ask the IOP to switch to RESET state */
@@ -1077,9 +1078,7 @@ static void i2o_iop_release(struct device *dev)
};
/* I2O controller class */
-static struct class i2o_controller_class = {
- .name = "i2o_controller",
-};
+static struct class *i2o_controller_class;
/**
* i2o_iop_alloc - Allocate and initialize a i2o_controller struct
@@ -1110,14 +1109,10 @@ struct i2o_controller *i2o_iop_alloc(void)
sprintf(c->name, "iop%d", c->unit);
device_initialize(&c->device);
- class_device_initialize(&c->classdev);
c->device.release = &i2o_iop_release;
- c->classdev.class = &i2o_controller_class;
- c->classdev.dev = &c->device;
snprintf(c->device.bus_id, BUS_ID_SIZE, "iop%d", c->unit);
- snprintf(c->classdev.class_id, BUS_ID_SIZE, "iop%d", c->unit);
#if BITS_PER_LONG == 64
spin_lock_init(&c->context_list_lock);
@@ -1146,7 +1141,9 @@ int i2o_iop_add(struct i2o_controller *c)
goto iop_reset;
}
- if ((rc = class_device_add(&c->classdev))) {
+ c->classdev = class_device_create(i2o_controller_class, NULL, MKDEV(0,0),
+ &c->device, "iop%d", c->unit);
+ if (IS_ERR(c->classdev)) {
osm_err("%s: could not add controller class\n", c->name);
goto device_del;
}
@@ -1184,7 +1181,7 @@ int i2o_iop_add(struct i2o_controller *c)
return 0;
class_del:
- class_device_del(&c->classdev);
+ class_device_unregister(c->classdev);
device_del:
device_del(&c->device);
@@ -1246,13 +1243,10 @@ static int __init i2o_iop_init(void)
printk(KERN_INFO OSM_DESCRIPTION " v" OSM_VERSION "\n");
- rc = i2o_device_init();
- if (rc)
- goto exit;
-
- if ((rc = class_register(&i2o_controller_class))) {
+ i2o_controller_class = class_create(THIS_MODULE, "i2o_controller");
+ if (IS_ERR(i2o_controller_class)) {
osm_err("can't register class i2o_controller\n");
- goto device_exit;
+ goto exit;
}
if ((rc = i2o_driver_init()))
@@ -1273,10 +1267,7 @@ static int __init i2o_iop_init(void)
i2o_driver_exit();
class_exit:
- class_unregister(&i2o_controller_class);
-
- device_exit:
- i2o_device_exit();
+ class_destroy(i2o_controller_class);
exit:
return rc;
@@ -1292,8 +1283,7 @@ static void __exit i2o_iop_exit(void)
i2o_pci_exit();
i2o_exec_exit();
i2o_driver_exit();
- class_unregister(&i2o_controller_class);
- i2o_device_exit();
+ class_destroy(i2o_controller_class);
};
module_init(i2o_iop_init);