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| author | Greg Kroah-Hartman <gregkh@suse.de> | 2008-01-24 22:50:12 -0800 | 
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2008-01-24 22:50:12 -0800 | 
| commit | 4a3ad20ccd8f4d2a0535cf98fa83f7b561ba59a9 (patch) | |
| tree | 8d0d147716466801b859a777472246ee5563f64b | |
| parent | e374a2bfebf359f846216336de91670be40499da (diff) | |
| download | olio-linux-3.10-4a3ad20ccd8f4d2a0535cf98fa83f7b561ba59a9.tar.xz olio-linux-3.10-4a3ad20ccd8f4d2a0535cf98fa83f7b561ba59a9.zip  | |
Driver core: coding style fixes
Fix up a number of coding style issues in the drivers/base/ directory
that have annoyed me over the years.  checkpatch.pl is now very happy.
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
| -rw-r--r-- | drivers/base/base.h | 14 | ||||
| -rw-r--r-- | drivers/base/bus.c | 290 | ||||
| -rw-r--r-- | drivers/base/class.c | 140 | ||||
| -rw-r--r-- | drivers/base/core.c | 203 | ||||
| -rw-r--r-- | drivers/base/dd.c | 119 | ||||
| -rw-r--r-- | drivers/base/driver.c | 120 | ||||
| -rw-r--r-- | drivers/base/init.c | 9 | ||||
| -rw-r--r-- | drivers/base/platform.c | 233 | 
8 files changed, 545 insertions, 583 deletions
diff --git a/drivers/base/base.h b/drivers/base/base.h index f7ad65a249c..c0444146c09 100644 --- a/drivers/base/base.h +++ b/drivers/base/base.h @@ -50,15 +50,15 @@ extern int platform_bus_init(void);  extern int system_bus_init(void);  extern int cpu_dev_init(void); -extern int bus_add_device(struct device * dev); -extern void bus_attach_device(struct device * dev); -extern void bus_remove_device(struct device * dev); +extern int bus_add_device(struct device *dev); +extern void bus_attach_device(struct device *dev); +extern void bus_remove_device(struct device *dev); -extern int bus_add_driver(struct device_driver *); -extern void bus_remove_driver(struct device_driver *); +extern int bus_add_driver(struct device_driver *drv); +extern void bus_remove_driver(struct device_driver *drv); -extern void driver_detach(struct device_driver * drv); -extern int driver_probe_device(struct device_driver *, struct device *); +extern void driver_detach(struct device_driver *drv); +extern int driver_probe_device(struct device_driver *drv, struct device *dev);  extern void sysdev_shutdown(void);  extern int sysdev_suspend(pm_message_t state); diff --git a/drivers/base/bus.c b/drivers/base/bus.c index a377b65ba32..f484495b2ad 100644 --- a/drivers/base/bus.c +++ b/drivers/base/bus.c @@ -46,10 +46,10 @@ static void bus_put(struct bus_type *bus)  		kset_put(&bus->p->subsys);  } -static ssize_t -drv_attr_show(struct kobject * kobj, struct attribute * attr, char * buf) +static ssize_t drv_attr_show(struct kobject *kobj, struct attribute *attr, +			     char *buf)  { -	struct driver_attribute * drv_attr = to_drv_attr(attr); +	struct driver_attribute *drv_attr = to_drv_attr(attr);  	struct driver_private *drv_priv = to_driver(kobj);  	ssize_t ret = -EIO; @@ -58,11 +58,10 @@ drv_attr_show(struct kobject * kobj, struct attribute * attr, char * buf)  	return ret;  } -static ssize_t -drv_attr_store(struct kobject * kobj, struct attribute * attr, -	       const char * buf, size_t count) +static ssize_t drv_attr_store(struct kobject *kobj, struct attribute *attr, +			      const char *buf, size_t count)  { -	struct driver_attribute * drv_attr = to_drv_attr(attr); +	struct driver_attribute *drv_attr = to_drv_attr(attr);  	struct driver_private *drv_priv = to_driver(kobj);  	ssize_t ret = -EIO; @@ -89,16 +88,13 @@ static struct kobj_type driver_ktype = {  	.release	= driver_release,  }; -  /*   * sysfs bindings for buses   */ - - -static ssize_t -bus_attr_show(struct kobject * kobj, struct attribute * attr, char * buf) +static ssize_t bus_attr_show(struct kobject *kobj, struct attribute *attr, +			     char *buf)  { -	struct bus_attribute * bus_attr = to_bus_attr(attr); +	struct bus_attribute *bus_attr = to_bus_attr(attr);  	struct bus_type_private *bus_priv = to_bus(kobj);  	ssize_t ret = 0; @@ -107,11 +103,10 @@ bus_attr_show(struct kobject * kobj, struct attribute * attr, char * buf)  	return ret;  } -static ssize_t -bus_attr_store(struct kobject * kobj, struct attribute * attr, -	       const char * buf, size_t count) +static ssize_t bus_attr_store(struct kobject *kobj, struct attribute *attr, +			      const char *buf, size_t count)  { -	struct bus_attribute * bus_attr = to_bus_attr(attr); +	struct bus_attribute *bus_attr = to_bus_attr(attr);  	struct bus_type_private *bus_priv = to_bus(kobj);  	ssize_t ret = 0; @@ -125,7 +120,7 @@ static struct sysfs_ops bus_sysfs_ops = {  	.store	= bus_attr_store,  }; -int bus_create_file(struct bus_type * bus, struct bus_attribute * attr) +int bus_create_file(struct bus_type *bus, struct bus_attribute *attr)  {  	int error;  	if (bus_get(bus)) { @@ -135,14 +130,16 @@ int bus_create_file(struct bus_type * bus, struct bus_attribute * attr)  		error = -EINVAL;  	return error;  } +EXPORT_SYMBOL_GPL(bus_create_file); -void bus_remove_file(struct bus_type * bus, struct bus_attribute * attr) +void bus_remove_file(struct bus_type *bus, struct bus_attribute *attr)  {  	if (bus_get(bus)) {  		sysfs_remove_file(&bus->p->subsys.kobj, &attr->attr);  		bus_put(bus);  	}  } +EXPORT_SYMBOL_GPL(bus_remove_file);  static struct kobj_type bus_ktype = {  	.sysfs_ops	= &bus_sysfs_ops, @@ -219,10 +216,13 @@ static ssize_t driver_bind(struct device_driver *drv,  		if (dev->parent)  			up(&dev->parent->sem); -		if (err > 0) 		/* success */ +		if (err > 0) { +			/* success */  			err = count; -		else if (err == 0)	/* driver didn't accept device */ +		} else if (err == 0) { +			/* driver didn't accept device */  			err = -ENODEV; +		}  	}  	put_device(dev);  	bus_put(bus); @@ -259,37 +259,36 @@ static ssize_t store_drivers_probe(struct bus_type *bus,  }  #endif -static struct device * next_device(struct klist_iter * i) +static struct device *next_device(struct klist_iter *i)  { -	struct klist_node * n = klist_next(i); +	struct klist_node *n = klist_next(i);  	return n ? container_of(n, struct device, knode_bus) : NULL;  }  /** - *	bus_for_each_dev - device iterator. - *	@bus:	bus type. - *	@start:	device to start iterating from. - *	@data:	data for the callback. - *	@fn:	function to be called for each device. + * bus_for_each_dev - device iterator. + * @bus: bus type. + * @start: device to start iterating from. + * @data: data for the callback. + * @fn: function to be called for each device.   * - *	Iterate over @bus's list of devices, and call @fn for each, - *	passing it @data. If @start is not NULL, we use that device to - *	begin iterating from. + * Iterate over @bus's list of devices, and call @fn for each, + * passing it @data. If @start is not NULL, we use that device to + * begin iterating from.   * - *	We check the return of @fn each time. If it returns anything - *	other than 0, we break out and return that value. + * We check the return of @fn each time. If it returns anything + * other than 0, we break out and return that value.   * - *	NOTE: The device that returns a non-zero value is not retained - *	in any way, nor is its refcount incremented. If the caller needs - *	to retain this data, it should do, and increment the reference - *	count in the supplied callback. + * NOTE: The device that returns a non-zero value is not retained + * in any way, nor is its refcount incremented. If the caller needs + * to retain this data, it should do, and increment the reference + * count in the supplied callback.   */ - -int bus_for_each_dev(struct bus_type * bus, struct device * start, -		     void * data, int (*fn)(struct device *, void *)) +int bus_for_each_dev(struct bus_type *bus, struct device *start, +		     void *data, int (*fn)(struct device *, void *))  {  	struct klist_iter i; -	struct device * dev; +	struct device *dev;  	int error = 0;  	if (!bus) @@ -302,6 +301,7 @@ int bus_for_each_dev(struct bus_type * bus, struct device * start,  	klist_iter_exit(&i);  	return error;  } +EXPORT_SYMBOL_GPL(bus_for_each_dev);  /**   * bus_find_device - device iterator for locating a particular device. @@ -318,9 +318,9 @@ int bus_for_each_dev(struct bus_type * bus, struct device * start,   * if it does.  If the callback returns non-zero, this function will   * return to the caller and not iterate over any more devices.   */ -struct device * bus_find_device(struct bus_type *bus, -				struct device *start, void *data, -				int (*match)(struct device *, void *)) +struct device *bus_find_device(struct bus_type *bus, +			       struct device *start, void *data, +			       int (*match)(struct device *dev, void *data))  {  	struct klist_iter i;  	struct device *dev; @@ -336,11 +336,11 @@ struct device * bus_find_device(struct bus_type *bus,  	klist_iter_exit(&i);  	return dev;  } +EXPORT_SYMBOL_GPL(bus_find_device); - -static struct device_driver * next_driver(struct klist_iter * i) +static struct device_driver *next_driver(struct klist_iter *i)  { -	struct klist_node * n = klist_next(i); +	struct klist_node *n = klist_next(i);  	struct driver_private *drv_priv;  	if (n) { @@ -351,30 +351,29 @@ static struct device_driver * next_driver(struct klist_iter * i)  }  /** - *	bus_for_each_drv - driver iterator - *	@bus:	bus we're dealing with. - *	@start:	driver to start iterating on. - *	@data:	data to pass to the callback. - *	@fn:	function to call for each driver. + * bus_for_each_drv - driver iterator + * @bus: bus we're dealing with. + * @start: driver to start iterating on. + * @data: data to pass to the callback. + * @fn: function to call for each driver.   * - *	This is nearly identical to the device iterator above. - *	We iterate over each driver that belongs to @bus, and call - *	@fn for each. If @fn returns anything but 0, we break out - *	and return it. If @start is not NULL, we use it as the head - *	of the list. + * This is nearly identical to the device iterator above. + * We iterate over each driver that belongs to @bus, and call + * @fn for each. If @fn returns anything but 0, we break out + * and return it. If @start is not NULL, we use it as the head + * of the list.   * - *	NOTE: we don't return the driver that returns a non-zero - *	value, nor do we leave the reference count incremented for that - *	driver. If the caller needs to know that info, it must set it - *	in the callback. It must also be sure to increment the refcount - *	so it doesn't disappear before returning to the caller. + * NOTE: we don't return the driver that returns a non-zero + * value, nor do we leave the reference count incremented for that + * driver. If the caller needs to know that info, it must set it + * in the callback. It must also be sure to increment the refcount + * so it doesn't disappear before returning to the caller.   */ - -int bus_for_each_drv(struct bus_type * bus, struct device_driver * start, -		     void * data, int (*fn)(struct device_driver *, void *)) +int bus_for_each_drv(struct bus_type *bus, struct device_driver *start, +		     void *data, int (*fn)(struct device_driver *, void *))  {  	struct klist_iter i; -	struct device_driver * drv; +	struct device_driver *drv;  	int error = 0;  	if (!bus) @@ -387,6 +386,7 @@ int bus_for_each_drv(struct bus_type * bus, struct device_driver * start,  	klist_iter_exit(&i);  	return error;  } +EXPORT_SYMBOL_GPL(bus_for_each_drv);  static int device_add_attrs(struct bus_type *bus, struct device *dev)  { @@ -397,7 +397,7 @@ static int device_add_attrs(struct bus_type *bus, struct device *dev)  		return 0;  	for (i = 0; attr_name(bus->dev_attrs[i]); i++) { -		error = device_create_file(dev,&bus->dev_attrs[i]); +		error = device_create_file(dev, &bus->dev_attrs[i]);  		if (error) {  			while (--i >= 0)  				device_remove_file(dev, &bus->dev_attrs[i]); @@ -407,13 +407,13 @@ static int device_add_attrs(struct bus_type *bus, struct device *dev)  	return error;  } -static void device_remove_attrs(struct bus_type * bus, struct device * dev) +static void device_remove_attrs(struct bus_type *bus, struct device *dev)  {  	int i;  	if (bus->dev_attrs) {  		for (i = 0; attr_name(bus->dev_attrs[i]); i++) -			device_remove_file(dev,&bus->dev_attrs[i]); +			device_remove_file(dev, &bus->dev_attrs[i]);  	}  } @@ -434,15 +434,15 @@ static inline void remove_deprecated_bus_links(struct device *dev) { }  #endif  /** - *	bus_add_device - add device to bus - *	@dev:	device being added + * bus_add_device - add device to bus + * @dev: device being added   * - *	- Add the device to its bus's list of devices. - *	- Create link to device's bus. + * - Add the device to its bus's list of devices. + * - Create link to device's bus.   */ -int bus_add_device(struct device * dev) +int bus_add_device(struct device *dev)  { -	struct bus_type * bus = bus_get(dev->bus); +	struct bus_type *bus = bus_get(dev->bus);  	int error = 0;  	if (bus) { @@ -476,13 +476,13 @@ out_put:  }  /** - *	bus_attach_device - add device to bus - *	@dev:	device tried to attach to a driver + * bus_attach_device - add device to bus + * @dev: device tried to attach to a driver   * - *	- Add device to bus's list of devices. - *	- Try to attach to driver. + * - Add device to bus's list of devices. + * - Try to attach to driver.   */ -void bus_attach_device(struct device * dev) +void bus_attach_device(struct device *dev)  {  	struct bus_type *bus = dev->bus;  	int ret = 0; @@ -500,32 +500,34 @@ void bus_attach_device(struct device * dev)  }  /** - *	bus_remove_device - remove device from bus - *	@dev:	device to be removed + * bus_remove_device - remove device from bus + * @dev: device to be removed   * - *	- Remove symlink from bus's directory. - *	- Delete device from bus's list. - *	- Detach from its driver. - *	- Drop reference taken in bus_add_device(). + * - Remove symlink from bus's directory. + * - Delete device from bus's list. + * - Detach from its driver. + * - Drop reference taken in bus_add_device().   */ -void bus_remove_device(struct device * dev) +void bus_remove_device(struct device *dev)  {  	if (dev->bus) {  		sysfs_remove_link(&dev->kobj, "subsystem");  		remove_deprecated_bus_links(dev); -		sysfs_remove_link(&dev->bus->p->devices_kset->kobj, dev->bus_id); +		sysfs_remove_link(&dev->bus->p->devices_kset->kobj, +				  dev->bus_id);  		device_remove_attrs(dev->bus, dev);  		if (dev->is_registered) {  			dev->is_registered = 0;  			klist_del(&dev->knode_bus);  		} -		pr_debug("bus: '%s': remove device %s\n", dev->bus->name, dev->bus_id); +		pr_debug("bus: '%s': remove device %s\n", +			 dev->bus->name, dev->bus_id);  		device_release_driver(dev);  		bus_put(dev->bus);  	}  } -static int driver_add_attrs(struct bus_type * bus, struct device_driver * drv) +static int driver_add_attrs(struct bus_type *bus, struct device_driver *drv)  {  	int error = 0;  	int i; @@ -534,19 +536,19 @@ static int driver_add_attrs(struct bus_type * bus, struct device_driver * drv)  		for (i = 0; attr_name(bus->drv_attrs[i]); i++) {  			error = driver_create_file(drv, &bus->drv_attrs[i]);  			if (error) -				goto Err; +				goto err;  		}  	} - Done: +done:  	return error; - Err: +err:  	while (--i >= 0)  		driver_remove_file(drv, &bus->drv_attrs[i]); -	goto Done; +	goto done;  } - -static void driver_remove_attrs(struct bus_type * bus, struct device_driver * drv) +static void driver_remove_attrs(struct bus_type *bus, +				struct device_driver *drv)  {  	int i; @@ -623,9 +625,8 @@ static ssize_t driver_uevent_store(struct device_driver *drv,  static DRIVER_ATTR(uevent, S_IWUSR, NULL, driver_uevent_store);  /** - *	bus_add_driver - Add a driver to the bus. - *	@drv:	driver. - * + * bus_add_driver - Add a driver to the bus. + * @drv: driver.   */  int bus_add_driver(struct device_driver *drv)  { @@ -688,15 +689,14 @@ out_put_bus:  }  /** - *	bus_remove_driver - delete driver from bus's knowledge. - *	@drv:	driver. + * bus_remove_driver - delete driver from bus's knowledge. + * @drv: driver.   * - *	Detach the driver from the devices it controls, and remove - *	it from its bus's list of drivers. Finally, we drop the reference - *	to the bus we took in bus_add_driver(). + * Detach the driver from the devices it controls, and remove + * it from its bus's list of drivers. Finally, we drop the reference + * to the bus we took in bus_add_driver().   */ - -void bus_remove_driver(struct device_driver * drv) +void bus_remove_driver(struct device_driver *drv)  {  	if (!drv->bus)  		return; @@ -712,10 +712,9 @@ void bus_remove_driver(struct device_driver * drv)  	bus_put(drv->bus);  } -  /* Helper for bus_rescan_devices's iter */  static int __must_check bus_rescan_devices_helper(struct device *dev, -						void *data) +						  void *data)  {  	int ret = 0; @@ -737,10 +736,11 @@ static int __must_check bus_rescan_devices_helper(struct device *dev,   * attached and rescan it against existing drivers to see if it matches   * any by calling device_attach() for the unbound devices.   */ -int bus_rescan_devices(struct bus_type * bus) +int bus_rescan_devices(struct bus_type *bus)  {  	return bus_for_each_dev(bus, NULL, NULL, bus_rescan_devices_helper);  } +EXPORT_SYMBOL_GPL(bus_rescan_devices);  /**   * device_reprobe - remove driver for a device and probe for a new driver @@ -765,55 +765,55 @@ int device_reprobe(struct device *dev)  EXPORT_SYMBOL_GPL(device_reprobe);  /** - *	find_bus - locate bus by name. - *	@name:	name of bus. + * find_bus - locate bus by name. + * @name: name of bus.   * - *	Call kset_find_obj() to iterate over list of buses to - *	find a bus by name. Return bus if found. + * Call kset_find_obj() to iterate over list of buses to + * find a bus by name. Return bus if found.   * - *	Note that kset_find_obj increments bus' reference count. + * Note that kset_find_obj increments bus' reference count.   */  #if 0 -struct bus_type * find_bus(char * name) +struct bus_type *find_bus(char *name)  { -	struct kobject * k = kset_find_obj(bus_kset, name); +	struct kobject *k = kset_find_obj(bus_kset, name);  	return k ? to_bus(k) : NULL;  }  #endif  /*  0  */  /** - *	bus_add_attrs - Add default attributes for this bus. - *	@bus:	Bus that has just been registered. + * bus_add_attrs - Add default attributes for this bus. + * @bus: Bus that has just been registered.   */ -static int bus_add_attrs(struct bus_type * bus) +static int bus_add_attrs(struct bus_type *bus)  {  	int error = 0;  	int i;  	if (bus->bus_attrs) {  		for (i = 0; attr_name(bus->bus_attrs[i]); i++) { -			error = bus_create_file(bus,&bus->bus_attrs[i]); +			error = bus_create_file(bus, &bus->bus_attrs[i]);  			if (error) -				goto Err; +				goto err;  		}  	} - Done: +done:  	return error; - Err: +err:  	while (--i >= 0) -		bus_remove_file(bus,&bus->bus_attrs[i]); -	goto Done; +		bus_remove_file(bus, &bus->bus_attrs[i]); +	goto done;  } -static void bus_remove_attrs(struct bus_type * bus) +static void bus_remove_attrs(struct bus_type *bus)  {  	int i;  	if (bus->bus_attrs) {  		for (i = 0; attr_name(bus->bus_attrs[i]); i++) -			bus_remove_file(bus,&bus->bus_attrs[i]); +			bus_remove_file(bus, &bus->bus_attrs[i]);  	}  } @@ -843,14 +843,14 @@ static ssize_t bus_uevent_store(struct bus_type *bus,  static BUS_ATTR(uevent, S_IWUSR, NULL, bus_uevent_store);  /** - *	bus_register - register a bus with the system. - *	@bus:	bus. + * bus_register - register a bus with the system. + * @bus: bus.   * - *	Once we have that, we registered the bus with the kobject - *	infrastructure, then register the children subsystems it has: - *	the devices and drivers that belong to the bus. + * Once we have that, we registered the bus with the kobject + * infrastructure, then register the children subsystems it has: + * the devices and drivers that belong to the bus.   */ -int bus_register(struct bus_type * bus) +int bus_register(struct bus_type *bus)  {  	int retval;  	struct bus_type_private *priv; @@ -922,15 +922,16 @@ bus_uevent_fail:  out:  	return retval;  } +EXPORT_SYMBOL_GPL(bus_register);  /** - *	bus_unregister - remove a bus from the system - *	@bus:	bus. + * bus_unregister - remove a bus from the system + * @bus: bus.   * - *	Unregister the child subsystems and the bus itself. - *	Finally, we call bus_put() to release the refcount + * Unregister the child subsystems and the bus itself. + * Finally, we call bus_put() to release the refcount   */ -void bus_unregister(struct bus_type * bus) +void bus_unregister(struct bus_type *bus)  {  	pr_debug("bus: '%s': unregistering\n", bus->name);  	bus_remove_attrs(bus); @@ -941,6 +942,7 @@ void bus_unregister(struct bus_type * bus)  	kset_unregister(&bus->p->subsys);  	kfree(bus->p);  } +EXPORT_SYMBOL_GPL(bus_unregister);  int bus_register_notifier(struct bus_type *bus, struct notifier_block *nb)  { @@ -973,15 +975,3 @@ int __init buses_init(void)  		return -ENOMEM;  	return 0;  } - - -EXPORT_SYMBOL_GPL(bus_for_each_dev); -EXPORT_SYMBOL_GPL(bus_find_device); -EXPORT_SYMBOL_GPL(bus_for_each_drv); - -EXPORT_SYMBOL_GPL(bus_register); -EXPORT_SYMBOL_GPL(bus_unregister); -EXPORT_SYMBOL_GPL(bus_rescan_devices); - -EXPORT_SYMBOL_GPL(bus_create_file); -EXPORT_SYMBOL_GPL(bus_remove_file); diff --git a/drivers/base/class.c b/drivers/base/class.c index 9f737ff0fc7..59cf35894cf 100644 --- a/drivers/base/class.c +++ b/drivers/base/class.c @@ -23,11 +23,11 @@  #define to_class_attr(_attr) container_of(_attr, struct class_attribute, attr)  #define to_class(obj) container_of(obj, struct class, subsys.kobj) -static ssize_t -class_attr_show(struct kobject * kobj, struct attribute * attr, char * buf) +static ssize_t class_attr_show(struct kobject *kobj, struct attribute *attr, +			       char *buf)  { -	struct class_attribute * class_attr = to_class_attr(attr); -	struct class * dc = to_class(kobj); +	struct class_attribute *class_attr = to_class_attr(attr); +	struct class *dc = to_class(kobj);  	ssize_t ret = -EIO;  	if (class_attr->show) @@ -35,12 +35,11 @@ class_attr_show(struct kobject * kobj, struct attribute * attr, char * buf)  	return ret;  } -static ssize_t -class_attr_store(struct kobject * kobj, struct attribute * attr, -		 const char * buf, size_t count) +static ssize_t class_attr_store(struct kobject *kobj, struct attribute *attr, +				const char *buf, size_t count)  { -	struct class_attribute * class_attr = to_class_attr(attr); -	struct class * dc = to_class(kobj); +	struct class_attribute *class_attr = to_class_attr(attr); +	struct class *dc = to_class(kobj);  	ssize_t ret = -EIO;  	if (class_attr->store) @@ -48,7 +47,7 @@ class_attr_store(struct kobject * kobj, struct attribute * attr,  	return ret;  } -static void class_release(struct kobject * kobj) +static void class_release(struct kobject *kobj)  {  	struct class *class = to_class(kobj); @@ -75,17 +74,17 @@ static struct kobj_type class_ktype = {  static struct kset *class_kset; -int class_create_file(struct class * cls, const struct class_attribute * attr) +int class_create_file(struct class *cls, const struct class_attribute *attr)  {  	int error; -	if (cls) { +	if (cls)  		error = sysfs_create_file(&cls->subsys.kobj, &attr->attr); -	} else +	else  		error = -EINVAL;  	return error;  } -void class_remove_file(struct class * cls, const struct class_attribute * attr) +void class_remove_file(struct class *cls, const struct class_attribute *attr)  {  	if (cls)  		sysfs_remove_file(&cls->subsys.kobj, &attr->attr); @@ -94,48 +93,48 @@ void class_remove_file(struct class * cls, const struct class_attribute * attr)  static struct class *class_get(struct class *cls)  {  	if (cls) -		return container_of(kset_get(&cls->subsys), struct class, subsys); +		return container_of(kset_get(&cls->subsys), +				    struct class, subsys);  	return NULL;  } -static void class_put(struct class * cls) +static void class_put(struct class *cls)  {  	if (cls)  		kset_put(&cls->subsys);  } - -static int add_class_attrs(struct class * cls) +static int add_class_attrs(struct class *cls)  {  	int i;  	int error = 0;  	if (cls->class_attrs) {  		for (i = 0; attr_name(cls->class_attrs[i]); i++) { -			error = class_create_file(cls,&cls->class_attrs[i]); +			error = class_create_file(cls, &cls->class_attrs[i]);  			if (error) -				goto Err; +				goto error;  		}  	} - Done: +done:  	return error; - Err: +error:  	while (--i >= 0) -		class_remove_file(cls,&cls->class_attrs[i]); -	goto Done; +		class_remove_file(cls, &cls->class_attrs[i]); +	goto done;  } -static void remove_class_attrs(struct class * cls) +static void remove_class_attrs(struct class *cls)  {  	int i;  	if (cls->class_attrs) {  		for (i = 0; attr_name(cls->class_attrs[i]); i++) -			class_remove_file(cls,&cls->class_attrs[i]); +			class_remove_file(cls, &cls->class_attrs[i]);  	}  } -int class_register(struct class * cls) +int class_register(struct class *cls)  {  	int error; @@ -167,7 +166,7 @@ int class_register(struct class * cls)  	return error;  } -void class_unregister(struct class * cls) +void class_unregister(struct class *cls)  {  	pr_debug("device class '%s': unregistering\n", cls->name);  	remove_class_attrs(cls); @@ -249,8 +248,8 @@ void class_destroy(struct class *cls)  /* Class Device Stuff */ -int class_device_create_file(struct class_device * class_dev, -			     const struct class_device_attribute * attr) +int class_device_create_file(struct class_device *class_dev, +			     const struct class_device_attribute *attr)  {  	int error = -EINVAL;  	if (class_dev) @@ -258,8 +257,8 @@ int class_device_create_file(struct class_device * class_dev,  	return error;  } -void class_device_remove_file(struct class_device * class_dev, -			      const struct class_device_attribute * attr) +void class_device_remove_file(struct class_device *class_dev, +			      const struct class_device_attribute *attr)  {  	if (class_dev)  		sysfs_remove_file(&class_dev->kobj, &attr->attr); @@ -281,12 +280,11 @@ void class_device_remove_bin_file(struct class_device *class_dev,  		sysfs_remove_bin_file(&class_dev->kobj, attr);  } -static ssize_t -class_device_attr_show(struct kobject * kobj, struct attribute * attr, -		       char * buf) +static ssize_t class_device_attr_show(struct kobject *kobj, +				      struct attribute *attr, char *buf)  { -	struct class_device_attribute * class_dev_attr = to_class_dev_attr(attr); -	struct class_device * cd = to_class_dev(kobj); +	struct class_device_attribute *class_dev_attr = to_class_dev_attr(attr); +	struct class_device *cd = to_class_dev(kobj);  	ssize_t ret = 0;  	if (class_dev_attr->show) @@ -294,12 +292,12 @@ class_device_attr_show(struct kobject * kobj, struct attribute * attr,  	return ret;  } -static ssize_t -class_device_attr_store(struct kobject * kobj, struct attribute * attr, -			const char * buf, size_t count) +static ssize_t class_device_attr_store(struct kobject *kobj, +				       struct attribute *attr, +				       const char *buf, size_t count)  { -	struct class_device_attribute * class_dev_attr = to_class_dev_attr(attr); -	struct class_device * cd = to_class_dev(kobj); +	struct class_device_attribute *class_dev_attr = to_class_dev_attr(attr); +	struct class_device *cd = to_class_dev(kobj);  	ssize_t ret = 0;  	if (class_dev_attr->store) @@ -312,10 +310,10 @@ static struct sysfs_ops class_dev_sysfs_ops = {  	.store	= class_device_attr_store,  }; -static void class_dev_release(struct kobject * kobj) +static void class_dev_release(struct kobject *kobj)  {  	struct class_device *cd = to_class_dev(kobj); -	struct class * cls = cd->class; +	struct class *cls = cd->class;  	pr_debug("device class '%s': release.\n", cd->class_id); @@ -324,8 +322,8 @@ static void class_dev_release(struct kobject * kobj)  	else if (cls->release)  		cls->release(cd);  	else { -		printk(KERN_ERR "Class Device '%s' does not have a release() function, " -			"it is broken and must be fixed.\n", +		printk(KERN_ERR "Class Device '%s' does not have a release() " +			"function, it is broken and must be fixed.\n",  			cd->class_id);  		WARN_ON(1);  	} @@ -436,7 +434,8 @@ static int class_uevent(struct kset *kset, struct kobject *kobj,  			add_uevent_var(env, "PHYSDEVBUS=%s", dev->bus->name);  		if (dev->driver) -			add_uevent_var(env, "PHYSDEVDRIVER=%s", dev->driver->name); +			add_uevent_var(env, "PHYSDEVDRIVER=%s", +				       dev->driver->name);  	}  	if (class_dev->uevent) { @@ -469,40 +468,40 @@ static struct kset class_obj_subsys = {  	.uevent_ops = &class_uevent_ops,  }; -static int class_device_add_attrs(struct class_device * cd) +static int class_device_add_attrs(struct class_device *cd)  {  	int i;  	int error = 0; -	struct class * cls = cd->class; +	struct class *cls = cd->class;  	if (cls->class_dev_attrs) {  		for (i = 0; attr_name(cls->class_dev_attrs[i]); i++) {  			error = class_device_create_file(cd, -							 &cls->class_dev_attrs[i]); +						&cls->class_dev_attrs[i]);  			if (error) -				goto Err; +				goto err;  		}  	} - Done: +done:  	return error; - Err: +err:  	while (--i >= 0) -		class_device_remove_file(cd,&cls->class_dev_attrs[i]); -	goto Done; +		class_device_remove_file(cd, &cls->class_dev_attrs[i]); +	goto done;  } -static void class_device_remove_attrs(struct class_device * cd) +static void class_device_remove_attrs(struct class_device *cd)  {  	int i; -	struct class * cls = cd->class; +	struct class *cls = cd->class;  	if (cls->class_dev_attrs) {  		for (i = 0; attr_name(cls->class_dev_attrs[i]); i++) -			class_device_remove_file(cd,&cls->class_dev_attrs[i]); +			class_device_remove_file(cd, &cls->class_dev_attrs[i]);  	}  } -static int class_device_add_groups(struct class_device * cd) +static int class_device_add_groups(struct class_device *cd)  {  	int i;  	int error = 0; @@ -512,7 +511,8 @@ static int class_device_add_groups(struct class_device * cd)  			error = sysfs_create_group(&cd->kobj, cd->groups[i]);  			if (error) {  				while (--i >= 0) -					sysfs_remove_group(&cd->kobj, cd->groups[i]); +					sysfs_remove_group(&cd->kobj, +							   cd->groups[i]);  				goto out;  			}  		} @@ -521,14 +521,12 @@ out:  	return error;  } -static void class_device_remove_groups(struct class_device * cd) +static void class_device_remove_groups(struct class_device *cd)  {  	int i; -	if (cd->groups) { -		for (i = 0; cd->groups[i]; i++) { +	if (cd->groups) +		for (i = 0; cd->groups[i]; i++)  			sysfs_remove_group(&cd->kobj, cd->groups[i]); -		} -	}  }  static ssize_t show_dev(struct class_device *class_dev, char *buf) @@ -653,7 +651,7 @@ int class_device_add(struct class_device *class_dev)   out3:  	kobject_del(&class_dev->kobj);   out2: -	if(parent_class_dev) +	if (parent_class_dev)  		class_device_put(parent_class_dev);  	class_put(parent_class);   out1: @@ -670,9 +668,11 @@ int class_device_register(struct class_device *class_dev)  /**   * class_device_create - creates a class device and registers it with sysfs   * @cls: pointer to the struct class that this device should be registered to. - * @parent: pointer to the parent struct class_device of this new device, if any. + * @parent: pointer to the parent struct class_device of this new device, if + * any.   * @devt: the dev_t for the char device to be added. - * @device: a pointer to a struct device that is assiociated with this class device. + * @device: a pointer to a struct device that is assiociated with this class + * device.   * @fmt: string for the class device's name   *   * This function can be used by char device classes.  A struct @@ -796,7 +796,7 @@ void class_device_destroy(struct class *cls, dev_t devt)  		class_device_unregister(class_dev);  } -struct class_device * class_device_get(struct class_device *class_dev) +struct class_device *class_device_get(struct class_device *class_dev)  {  	if (class_dev)  		return to_class_dev(kobject_get(&class_dev->kobj)); @@ -973,7 +973,7 @@ int class_interface_register(struct class_interface *class_intf)  void class_interface_unregister(struct class_interface *class_intf)  { -	struct class * parent = class_intf->class; +	struct class *parent = class_intf->class;  	struct class_device *class_dev;  	struct device *dev; diff --git a/drivers/base/core.c b/drivers/base/core.c index f09dde3b1e2..edf3bbeb8d6 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -24,8 +24,8 @@  #include "base.h"  #include "power/power.h" -int (*platform_notify)(struct device * dev) = NULL; -int (*platform_notify_remove)(struct device * dev) = NULL; +int (*platform_notify)(struct device *dev) = NULL; +int (*platform_notify_remove)(struct device *dev) = NULL;  /*   * sysfs bindings for devices. @@ -51,11 +51,11 @@ EXPORT_SYMBOL(dev_driver_string);  #define to_dev(obj) container_of(obj, struct device, kobj)  #define to_dev_attr(_attr) container_of(_attr, struct device_attribute, attr) -static ssize_t -dev_attr_show(struct kobject * kobj, struct attribute * attr, char * buf) +static ssize_t dev_attr_show(struct kobject *kobj, struct attribute *attr, +			     char *buf)  { -	struct device_attribute * dev_attr = to_dev_attr(attr); -	struct device * dev = to_dev(kobj); +	struct device_attribute *dev_attr = to_dev_attr(attr); +	struct device *dev = to_dev(kobj);  	ssize_t ret = -EIO;  	if (dev_attr->show) @@ -63,12 +63,11 @@ dev_attr_show(struct kobject * kobj, struct attribute * attr, char * buf)  	return ret;  } -static ssize_t -dev_attr_store(struct kobject * kobj, struct attribute * attr, -	       const char * buf, size_t count) +static ssize_t dev_attr_store(struct kobject *kobj, struct attribute *attr, +			      const char *buf, size_t count)  { -	struct device_attribute * dev_attr = to_dev_attr(attr); -	struct device * dev = to_dev(kobj); +	struct device_attribute *dev_attr = to_dev_attr(attr); +	struct device *dev = to_dev(kobj);  	ssize_t ret = -EIO;  	if (dev_attr->store) @@ -90,9 +89,9 @@ static struct sysfs_ops dev_sysfs_ops = {   *	reaches 0. We forward the call to the device's release   *	method, which should handle actually freeing the structure.   */ -static void device_release(struct kobject * kobj) +static void device_release(struct kobject *kobj)  { -	struct device * dev = to_dev(kobj); +	struct device *dev = to_dev(kobj);  	if (dev->release)  		dev->release(dev); @@ -101,8 +100,8 @@ static void device_release(struct kobject * kobj)  	else if (dev->class && dev->class->dev_release)  		dev->class->dev_release(dev);  	else { -		printk(KERN_ERR "Device '%s' does not have a release() function, " -			"it is broken and must be fixed.\n", +		printk(KERN_ERR "Device '%s' does not have a release() " +			"function, it is broken and must be fixed.\n",  			dev->bus_id);  		WARN_ON(1);  	} @@ -185,7 +184,8 @@ static int dev_uevent(struct kset *kset, struct kobject *kobj,  		add_uevent_var(env, "PHYSDEVBUS=%s", dev->bus->name);  		if (dev->driver) -			add_uevent_var(env, "PHYSDEVDRIVER=%s", dev->driver->name); +			add_uevent_var(env, "PHYSDEVDRIVER=%s", +				       dev->driver->name);  	}  #endif @@ -327,7 +327,8 @@ static int device_add_groups(struct device *dev,  			error = sysfs_create_group(&dev->kobj, groups[i]);  			if (error) {  				while (--i >= 0) -					sysfs_remove_group(&dev->kobj, groups[i]); +					sysfs_remove_group(&dev->kobj, +							   groups[i]);  				break;  			}  		} @@ -406,14 +407,12 @@ static struct device_attribute devt_attr =  /* kset to create /sys/devices/  */  struct kset *devices_kset; -  /** - *	device_create_file - create sysfs attribute file for device. - *	@dev:	device. - *	@attr:	device attribute descriptor. + * device_create_file - create sysfs attribute file for device. + * @dev: device. + * @attr: device attribute descriptor.   */ - -int device_create_file(struct device * dev, struct device_attribute * attr) +int device_create_file(struct device *dev, struct device_attribute *attr)  {  	int error = 0;  	if (get_device(dev)) { @@ -424,12 +423,11 @@ int device_create_file(struct device * dev, struct device_attribute * attr)  }  /** - *	device_remove_file - remove sysfs attribute file. - *	@dev:	device. - *	@attr:	device attribute descriptor. + * device_remove_file - remove sysfs attribute file. + * @dev: device. + * @attr: device attribute descriptor.   */ - -void device_remove_file(struct device * dev, struct device_attribute * attr) +void device_remove_file(struct device *dev, struct device_attribute *attr)  {  	if (get_device(dev)) {  		sysfs_remove_file(&dev->kobj, &attr->attr); @@ -510,18 +508,16 @@ static void klist_children_put(struct klist_node *n)  	put_device(dev);  } -  /** - *	device_initialize - init device structure. - *	@dev:	device. + * device_initialize - init device structure. + * @dev: device.   * - *	This prepares the device for use by other layers, - *	including adding it to the device hierarchy. - *	It is the first half of device_register(), if called by - *	that, though it can also be called separately, so one - *	may use @dev's fields (e.g. the refcount). + * This prepares the device for use by other layers, + * including adding it to the device hierarchy. + * It is the first half of device_register(), if called by + * that, though it can also be called separately, so one + * may use @dev's fields (e.g. the refcount).   */ -  void device_initialize(struct device *dev)  {  	dev->kobj.kset = devices_kset; @@ -754,15 +750,15 @@ static void device_remove_class_symlinks(struct device *dev)  }  /** - *	device_add - add device to device hierarchy. - *	@dev:	device. + * device_add - add device to device hierarchy. + * @dev: device.   * - *	This is part 2 of device_register(), though may be called - *	separately _iff_ device_initialize() has been called separately. + * This is part 2 of device_register(), though may be called + * separately _iff_ device_initialize() has been called separately.   * - *	This adds it to the kobject hierarchy via kobject_add(), adds it - *	to the global and sibling lists for the device, then - *	adds it to the other relevant subsystems of the driver model. + * This adds it to the kobject hierarchy via kobject_add(), adds it + * to the global and sibling lists for the device, then + * adds it to the other relevant subsystems of the driver model.   */  int device_add(struct device *dev)  { @@ -870,70 +866,63 @@ int device_add(struct device *dev)  	goto Done;  } -  /** - *	device_register - register a device with the system. - *	@dev:	pointer to the device structure + * device_register - register a device with the system. + * @dev: pointer to the device structure   * - *	This happens in two clean steps - initialize the device - *	and add it to the system. The two steps can be called - *	separately, but this is the easiest and most common. - *	I.e. you should only call the two helpers separately if - *	have a clearly defined need to use and refcount the device - *	before it is added to the hierarchy. + * This happens in two clean steps - initialize the device + * and add it to the system. The two steps can be called + * separately, but this is the easiest and most common. + * I.e. you should only call the two helpers separately if + * have a clearly defined need to use and refcount the device + * before it is added to the hierarchy.   */ -  int device_register(struct device *dev)  {  	device_initialize(dev);  	return device_add(dev);  } -  /** - *	get_device - increment reference count for device. - *	@dev:	device. + * get_device - increment reference count for device. + * @dev: device.   * - *	This simply forwards the call to kobject_get(), though - *	we do take care to provide for the case that we get a NULL - *	pointer passed in. + * This simply forwards the call to kobject_get(), though + * we do take care to provide for the case that we get a NULL + * pointer passed in.   */ - -struct device * get_device(struct device * dev) +struct device *get_device(struct device *dev)  {  	return dev ? to_dev(kobject_get(&dev->kobj)) : NULL;  } -  /** - *	put_device - decrement reference count. - *	@dev:	device in question. + * put_device - decrement reference count. + * @dev: device in question.   */ -void put_device(struct device * dev) +void put_device(struct device *dev)  {  	/* might_sleep(); */  	if (dev)  		kobject_put(&dev->kobj);  } -  /** - *	device_del - delete device from system. - *	@dev:	device. + * device_del - delete device from system. + * @dev: device.   * - *	This is the first part of the device unregistration - *	sequence. This removes the device from the lists we control - *	from here, has it removed from the other driver model - *	subsystems it was added to in device_add(), and removes it - *	from the kobject hierarchy. + * This is the first part of the device unregistration + * sequence. This removes the device from the lists we control + * from here, has it removed from the other driver model + * subsystems it was added to in device_add(), and removes it + * from the kobject hierarchy.   * - *	NOTE: this should be called manually _iff_ device_add() was - *	also called manually. + * NOTE: this should be called manually _iff_ device_add() was + * also called manually.   */ - -void device_del(struct device * dev) +void device_del(struct device *dev)  { -	struct device * parent = dev->parent; +	struct device *parent = dev->parent;  	struct class_interface *class_intf;  	device_pm_remove(dev); @@ -979,47 +968,46 @@ void device_del(struct device * dev)  }  /** - *	device_unregister - unregister device from system. - *	@dev:	device going away. + * device_unregister - unregister device from system. + * @dev: device going away.   * - *	We do this in two parts, like we do device_register(). First, - *	we remove it from all the subsystems with device_del(), then - *	we decrement the reference count via put_device(). If that - *	is the final reference count, the device will be cleaned up - *	via device_release() above. Otherwise, the structure will - *	stick around until the final reference to the device is dropped. + * We do this in two parts, like we do device_register(). First, + * we remove it from all the subsystems with device_del(), then + * we decrement the reference count via put_device(). If that + * is the final reference count, the device will be cleaned up + * via device_release() above. Otherwise, the structure will + * stick around until the final reference to the device is dropped.   */ -void device_unregister(struct device * dev) +void device_unregister(struct device *dev)  {  	pr_debug("device: '%s': %s\n", dev->bus_id, __FUNCTION__);  	device_del(dev);  	put_device(dev);  } - -static struct device * next_device(struct klist_iter * i) +static struct device *next_device(struct klist_iter *i)  { -	struct klist_node * n = klist_next(i); +	struct klist_node *n = klist_next(i);  	return n ? container_of(n, struct device, knode_parent) : NULL;  }  /** - *	device_for_each_child - device child iterator. - *	@parent: parent struct device. - *	@data:	data for the callback. - *	@fn:	function to be called for each device. + * device_for_each_child - device child iterator. + * @parent: parent struct device. + * @data: data for the callback. + * @fn: function to be called for each device.   * - *	Iterate over @parent's child devices, and call @fn for each, - *	passing it @data. + * Iterate over @parent's child devices, and call @fn for each, + * passing it @data.   * - *	We check the return of @fn each time. If it returns anything - *	other than 0, we break out and return that value. + * We check the return of @fn each time. If it returns anything + * other than 0, we break out and return that value.   */ -int device_for_each_child(struct device * parent, void * data, -		     int (*fn)(struct device *, void *)) +int device_for_each_child(struct device *parent, void *data, +			  int (*fn)(struct device *dev, void *data))  {  	struct klist_iter i; -	struct device * child; +	struct device *child;  	int error = 0;  	klist_iter_init(&parent->klist_children, &i); @@ -1044,8 +1032,8 @@ int device_for_each_child(struct device * parent, void * data,   * current device can be obtained, this function will return to the caller   * and not iterate over any more devices.   */ -struct device * device_find_child(struct device *parent, void *data, -				  int (*match)(struct device *, void *)) +struct device *device_find_child(struct device *parent, void *data, +				 int (*match)(struct device *dev, void *data))  {  	struct klist_iter i;  	struct device *child; @@ -1312,8 +1300,7 @@ static int device_move_class_links(struct device *dev,  					  class_name);  		if (error)  			sysfs_remove_link(&dev->kobj, "device"); -	} -	else +	} else  		error = 0;  out:  	kfree(class_name); @@ -1344,7 +1331,7 @@ int device_move(struct device *dev, struct device *new_parent)  		return -EINVAL;  	new_parent = get_device(new_parent); -	new_parent_kobj = get_device_parent (dev, new_parent); +	new_parent_kobj = get_device_parent(dev, new_parent);  	pr_debug("device: '%s': %s: moving to '%s'\n", dev->bus_id,  		 __FUNCTION__, new_parent ? new_parent->bus_id : "<NULL>"); @@ -1390,7 +1377,7 @@ EXPORT_SYMBOL_GPL(device_move);   */  void device_shutdown(void)  { -	struct device * dev, *devn; +	struct device *dev, *devn;  	list_for_each_entry_safe_reverse(dev, devn, &devices_kset->list,  				kobj.entry) { diff --git a/drivers/base/dd.c b/drivers/base/dd.c index b0726eb6405..a5cde94bb98 100644 --- a/drivers/base/dd.c +++ b/drivers/base/dd.c @@ -1,20 +1,20 @@  /* - *	drivers/base/dd.c - The core device/driver interactions. + * drivers/base/dd.c - The core device/driver interactions.   * - * 	This file contains the (sometimes tricky) code that controls the - *	interactions between devices and drivers, which primarily includes - *	driver binding and unbinding. + * This file contains the (sometimes tricky) code that controls the + * interactions between devices and drivers, which primarily includes + * driver binding and unbinding.   * - *	All of this code used to exist in drivers/base/bus.c, but was - *	relocated to here in the name of compartmentalization (since it wasn't - *	strictly code just for the 'struct bus_type'. + * All of this code used to exist in drivers/base/bus.c, but was + * relocated to here in the name of compartmentalization (since it wasn't + * strictly code just for the 'struct bus_type'.   * - *	Copyright (c) 2002-5 Patrick Mochel - *	Copyright (c) 2002-3 Open Source Development Labs - *	Copyright (c) 2007 Greg Kroah-Hartman <gregkh@suse.de> - *	Copyright (c) 2007 Novell Inc. + * Copyright (c) 2002-5 Patrick Mochel + * Copyright (c) 2002-3 Open Source Development Labs + * Copyright (c) 2007 Greg Kroah-Hartman <gregkh@suse.de> + * Copyright (c) 2007 Novell Inc.   * - *	This file is released under the GPLv2 + * This file is released under the GPLv2   */  #include <linux/device.h> @@ -71,18 +71,18 @@ static void driver_sysfs_remove(struct device *dev)  }  /** - *	device_bind_driver - bind a driver to one device. - *	@dev:	device. + * device_bind_driver - bind a driver to one device. + * @dev: device.   * - *	Allow manual attachment of a driver to a device. - *	Caller must have already set @dev->driver. + * Allow manual attachment of a driver to a device. + * Caller must have already set @dev->driver.   * - *	Note that this does not modify the bus reference count - *	nor take the bus's rwsem. Please verify those are accounted - *	for before calling this. (It is ok to call with no other effort - *	from a driver's probe() method.) + * Note that this does not modify the bus reference count + * nor take the bus's rwsem. Please verify those are accounted + * for before calling this. (It is ok to call with no other effort + * from a driver's probe() method.)   * - *	This function must be called with @dev->sem held. + * This function must be called with @dev->sem held.   */  int device_bind_driver(struct device *dev)  { @@ -93,6 +93,7 @@ int device_bind_driver(struct device *dev)  		driver_bound(dev);  	return ret;  } +EXPORT_SYMBOL_GPL(device_bind_driver);  static atomic_t probe_count = ATOMIC_INIT(0);  static DECLARE_WAIT_QUEUE_HEAD(probe_waitqueue); @@ -183,7 +184,7 @@ int driver_probe_done(void)   * This function must be called with @dev->sem held.  When called for a   * USB interface, @dev->parent->sem must be held as well.   */ -int driver_probe_device(struct device_driver * drv, struct device * dev) +int driver_probe_device(struct device_driver *drv, struct device *dev)  {  	int ret = 0; @@ -201,27 +202,27 @@ done:  	return ret;  } -static int __device_attach(struct device_driver * drv, void * data) +static int __device_attach(struct device_driver *drv, void *data)  { -	struct device * dev = data; +	struct device *dev = data;  	return driver_probe_device(drv, dev);  }  /** - *	device_attach - try to attach device to a driver. - *	@dev:	device. + * device_attach - try to attach device to a driver. + * @dev: device.   * - *	Walk the list of drivers that the bus has and call - *	driver_probe_device() for each pair. If a compatible - *	pair is found, break out and return. + * Walk the list of drivers that the bus has and call + * driver_probe_device() for each pair. If a compatible + * pair is found, break out and return.   * - *	Returns 1 if the device was bound to a driver; - *	0 if no matching device was found; - *	-ENODEV if the device is not registered. + * Returns 1 if the device was bound to a driver; + * 0 if no matching device was found; + * -ENODEV if the device is not registered.   * - *	When called for a USB interface, @dev->parent->sem must be held. + * When called for a USB interface, @dev->parent->sem must be held.   */ -int device_attach(struct device * dev) +int device_attach(struct device *dev)  {  	int ret = 0; @@ -240,10 +241,11 @@ int device_attach(struct device * dev)  	up(&dev->sem);  	return ret;  } +EXPORT_SYMBOL_GPL(device_attach); -static int __driver_attach(struct device * dev, void * data) +static int __driver_attach(struct device *dev, void *data)  { -	struct device_driver * drv = data; +	struct device_driver *drv = data;  	/*  	 * Lock device and try to bind to it. We drop the error @@ -268,26 +270,27 @@ static int __driver_attach(struct device * dev, void * data)  }  /** - *	driver_attach - try to bind driver to devices. - *	@drv:	driver. + * driver_attach - try to bind driver to devices. + * @drv: driver.   * - *	Walk the list of devices that the bus has on it and try to - *	match the driver with each one.  If driver_probe_device() - *	returns 0 and the @dev->driver is set, we've found a - *	compatible pair. + * Walk the list of devices that the bus has on it and try to + * match the driver with each one.  If driver_probe_device() + * returns 0 and the @dev->driver is set, we've found a + * compatible pair.   */ -int driver_attach(struct device_driver * drv) +int driver_attach(struct device_driver *drv)  {  	return bus_for_each_dev(drv->bus, NULL, drv, __driver_attach);  } +EXPORT_SYMBOL_GPL(driver_attach);  /* - *	__device_release_driver() must be called with @dev->sem held. - *	When called for a USB interface, @dev->parent->sem must be held as well. + * __device_release_driver() must be called with @dev->sem held. + * When called for a USB interface, @dev->parent->sem must be held as well.   */ -static void __device_release_driver(struct device * dev) +static void __device_release_driver(struct device *dev)  { -	struct device_driver * drv; +	struct device_driver *drv;  	drv = dev->driver;  	if (drv) { @@ -310,13 +313,13 @@ static void __device_release_driver(struct device * dev)  }  /** - *	device_release_driver - manually detach device from driver. - *	@dev:	device. + * device_release_driver - manually detach device from driver. + * @dev: device.   * - *	Manually detach device from driver. - *	When called for a USB interface, @dev->parent->sem must be held. + * Manually detach device from driver. + * When called for a USB interface, @dev->parent->sem must be held.   */ -void device_release_driver(struct device * dev) +void device_release_driver(struct device *dev)  {  	/*  	 * If anyone calls device_release_driver() recursively from @@ -327,15 +330,15 @@ void device_release_driver(struct device * dev)  	__device_release_driver(dev);  	up(&dev->sem);  } - +EXPORT_SYMBOL_GPL(device_release_driver);  /**   * driver_detach - detach driver from all devices it controls.   * @drv: driver.   */ -void driver_detach(struct device_driver * drv) +void driver_detach(struct device_driver *drv)  { -	struct device * dev; +	struct device *dev;  	for (;;) {  		spin_lock(&drv->p->klist_devices.k_lock); @@ -359,9 +362,3 @@ void driver_detach(struct device_driver * drv)  		put_device(dev);  	}  } - -EXPORT_SYMBOL_GPL(device_bind_driver); -EXPORT_SYMBOL_GPL(device_release_driver); -EXPORT_SYMBOL_GPL(device_attach); -EXPORT_SYMBOL_GPL(driver_attach); - diff --git a/drivers/base/driver.c b/drivers/base/driver.c index 94b697a9b4e..a35f04121a0 100644 --- a/drivers/base/driver.c +++ b/drivers/base/driver.c @@ -19,27 +19,26 @@  #define to_dev(node) container_of(node, struct device, driver_list) -static struct device * next_device(struct klist_iter * i) +static struct device *next_device(struct klist_iter *i)  { -	struct klist_node * n = klist_next(i); +	struct klist_node *n = klist_next(i);  	return n ? container_of(n, struct device, knode_driver) : NULL;  }  /** - *	driver_for_each_device - Iterator for devices bound to a driver. - *	@drv:	Driver we're iterating. - *	@start: Device to begin with - *	@data:	Data to pass to the callback. - *	@fn:	Function to call for each device. + * driver_for_each_device - Iterator for devices bound to a driver. + * @drv: Driver we're iterating. + * @start: Device to begin with + * @data: Data to pass to the callback. + * @fn: Function to call for each device.   * - *	Iterate over the @drv's list of devices calling @fn for each one. + * Iterate over the @drv's list of devices calling @fn for each one.   */ - -int driver_for_each_device(struct device_driver * drv, struct device * start,  -			   void * data, int (*fn)(struct device *, void *)) +int driver_for_each_device(struct device_driver *drv, struct device *start, +			   void *data, int (*fn)(struct device *, void *))  {  	struct klist_iter i; -	struct device * dev; +	struct device *dev;  	int error = 0;  	if (!drv) @@ -52,10 +51,8 @@ int driver_for_each_device(struct device_driver * drv, struct device * start,  	klist_iter_exit(&i);  	return error;  } -  EXPORT_SYMBOL_GPL(driver_for_each_device); -  /**   * driver_find_device - device iterator for locating a particular device.   * @drv: The device's driver @@ -71,9 +68,9 @@ EXPORT_SYMBOL_GPL(driver_for_each_device);   * if it does.  If the callback returns non-zero, this function will   * return to the caller and not iterate over any more devices.   */ -struct device * driver_find_device(struct device_driver *drv, -				   struct device * start, void * data, -				   int (*match)(struct device *, void *)) +struct device *driver_find_device(struct device_driver *drv, +				  struct device *start, void *data, +				  int (*match)(struct device *dev, void *data))  {  	struct klist_iter i;  	struct device *dev; @@ -92,12 +89,12 @@ struct device * driver_find_device(struct device_driver *drv,  EXPORT_SYMBOL_GPL(driver_find_device);  /** - *	driver_create_file - create sysfs file for driver. - *	@drv:	driver. - *	@attr:	driver attribute descriptor. + * driver_create_file - create sysfs file for driver. + * @drv: driver. + * @attr: driver attribute descriptor.   */ - -int driver_create_file(struct device_driver * drv, struct driver_attribute * attr) +int driver_create_file(struct device_driver *drv, +		       struct driver_attribute *attr)  {  	int error;  	if (get_driver(drv)) { @@ -107,22 +104,22 @@ int driver_create_file(struct device_driver * drv, struct driver_attribute * att  		error = -EINVAL;  	return error;  } - +EXPORT_SYMBOL_GPL(driver_create_file);  /** - *	driver_remove_file - remove sysfs file for driver. - *	@drv:	driver. - *	@attr:	driver attribute descriptor. + * driver_remove_file - remove sysfs file for driver. + * @drv: driver. + * @attr: driver attribute descriptor.   */ - -void driver_remove_file(struct device_driver * drv, struct driver_attribute * attr) +void driver_remove_file(struct device_driver *drv, +			struct driver_attribute *attr)  {  	if (get_driver(drv)) {  		sysfs_remove_file(&drv->p->kobj, &attr->attr);  		put_driver(drv);  	}  } - +EXPORT_SYMBOL_GPL(driver_remove_file);  /**   * driver_add_kobj - add a kobject below the specified driver @@ -149,10 +146,10 @@ int driver_add_kobj(struct device_driver *drv, struct kobject *kobj,  EXPORT_SYMBOL_GPL(driver_add_kobj);  /** - *	get_driver - increment driver reference count. - *	@drv:	driver. + * get_driver - increment driver reference count. + * @drv: driver.   */ -struct device_driver * get_driver(struct device_driver * drv) +struct device_driver *get_driver(struct device_driver *drv)  {  	if (drv) {  		struct driver_private *priv; @@ -164,16 +161,17 @@ struct device_driver * get_driver(struct device_driver * drv)  	}  	return NULL;  } - +EXPORT_SYMBOL_GPL(get_driver);  /** - *	put_driver - decrement driver's refcount. - *	@drv:	driver. + * put_driver - decrement driver's refcount. + * @drv: driver.   */ -void put_driver(struct device_driver * drv) +void put_driver(struct device_driver *drv)  {  	kobject_put(&drv->p->kobj);  } +EXPORT_SYMBOL_GPL(put_driver);  static int driver_add_groups(struct device_driver *drv,  			     struct attribute_group **groups) @@ -205,24 +203,23 @@ static void driver_remove_groups(struct device_driver *drv,  			sysfs_remove_group(&drv->p->kobj, groups[i]);  } -  /** - *	driver_register - register driver with bus - *	@drv:	driver to register + * driver_register - register driver with bus + * @drv: driver to register   * - *	We pass off most of the work to the bus_add_driver() call, - *	since most of the things we have to do deal with the bus - *	structures. + * We pass off most of the work to the bus_add_driver() call, + * since most of the things we have to do deal with the bus + * structures.   */ -int driver_register(struct device_driver * drv) +int driver_register(struct device_driver *drv)  {  	int ret;  	if ((drv->bus->probe && drv->probe) ||  	    (drv->bus->remove && drv->remove) || -	    (drv->bus->shutdown && drv->shutdown)) { -		printk(KERN_WARNING "Driver '%s' needs updating - please use bus_type methods\n", drv->name); -	} +	    (drv->bus->shutdown && drv->shutdown)) +		printk(KERN_WARNING "Driver '%s' needs updating - please use " +			"bus_type methods\n", drv->name);  	ret = bus_add_driver(drv);  	if (ret)  		return ret; @@ -231,29 +228,30 @@ int driver_register(struct device_driver * drv)  		bus_remove_driver(drv);  	return ret;  } +EXPORT_SYMBOL_GPL(driver_register);  /** - *	driver_unregister - remove driver from system. - *	@drv:	driver. + * driver_unregister - remove driver from system. + * @drv: driver.   * - *	Again, we pass off most of the work to the bus-level call. + * Again, we pass off most of the work to the bus-level call.   */ - -void driver_unregister(struct device_driver * drv) +void driver_unregister(struct device_driver *drv)  {  	driver_remove_groups(drv, drv->groups);  	bus_remove_driver(drv);  } +EXPORT_SYMBOL_GPL(driver_unregister);  /** - *	driver_find - locate driver on a bus by its name. - *	@name:	name of the driver. - *	@bus:	bus to scan for the driver. + * driver_find - locate driver on a bus by its name. + * @name: name of the driver. + * @bus: bus to scan for the driver.   * - *	Call kset_find_obj() to iterate over list of drivers on - *	a bus to find driver by name. Return driver if found. + * Call kset_find_obj() to iterate over list of drivers on + * a bus to find driver by name. Return driver if found.   * - *	Note that kset_find_obj increments driver's reference count. + * Note that kset_find_obj increments driver's reference count.   */  struct device_driver *driver_find(const char *name, struct bus_type *bus)  { @@ -266,12 +264,4 @@ struct device_driver *driver_find(const char *name, struct bus_type *bus)  	}  	return NULL;  } - -EXPORT_SYMBOL_GPL(driver_register); -EXPORT_SYMBOL_GPL(driver_unregister); -EXPORT_SYMBOL_GPL(get_driver); -EXPORT_SYMBOL_GPL(put_driver);  EXPORT_SYMBOL_GPL(driver_find); - -EXPORT_SYMBOL_GPL(driver_create_file); -EXPORT_SYMBOL_GPL(driver_remove_file); diff --git a/drivers/base/init.c b/drivers/base/init.c index 1da88a10cfe..7bd9b6a5b01 100644 --- a/drivers/base/init.c +++ b/drivers/base/init.c @@ -1,10 +1,8 @@  /* - *   * Copyright (c) 2002-3 Patrick Mochel   * Copyright (c) 2002-3 Open Source Development Labs   *   * This file is released under the GPLv2 - *   */  #include <linux/device.h> @@ -14,12 +12,11 @@  #include "base.h"  /** - *	driver_init - initialize driver model. + * driver_init - initialize driver model.   * - *	Call the driver model init functions to initialize their - *	subsystems. Called early from init/main.c. + * Call the driver model init functions to initialize their + * subsystems. Called early from init/main.c.   */ -  void __init driver_init(void)  {  	/* These are the core pieces */ diff --git a/drivers/base/platform.c b/drivers/base/platform.c index 48d5db4f92e..efaf282c438 100644 --- a/drivers/base/platform.c +++ b/drivers/base/platform.c @@ -20,7 +20,8 @@  #include "base.h" -#define to_platform_driver(drv)	(container_of((drv), struct platform_driver, driver)) +#define to_platform_driver(drv)	(container_of((drv), struct platform_driver, \ +				 driver))  struct device platform_bus = {  	.bus_id		= "platform", @@ -28,14 +29,13 @@ struct device platform_bus = {  EXPORT_SYMBOL_GPL(platform_bus);  /** - *	platform_get_resource - get a resource for a device - *	@dev: platform device - *	@type: resource type - *	@num: resource index + * platform_get_resource - get a resource for a device + * @dev: platform device + * @type: resource type + * @num: resource index   */ -struct resource * -platform_get_resource(struct platform_device *dev, unsigned int type, -		      unsigned int num) +struct resource *platform_get_resource(struct platform_device *dev, +				       unsigned int type, unsigned int num)  {  	int i; @@ -43,8 +43,7 @@ platform_get_resource(struct platform_device *dev, unsigned int type,  		struct resource *r = &dev->resource[i];  		if ((r->flags & (IORESOURCE_IO|IORESOURCE_MEM| -				 IORESOURCE_IRQ|IORESOURCE_DMA)) -		    == type) +				 IORESOURCE_IRQ|IORESOURCE_DMA)) == type)  			if (num-- == 0)  				return r;  	} @@ -53,9 +52,9 @@ platform_get_resource(struct platform_device *dev, unsigned int type,  EXPORT_SYMBOL_GPL(platform_get_resource);  /** - *	platform_get_irq - get an IRQ for a device - *	@dev: platform device - *	@num: IRQ number index + * platform_get_irq - get an IRQ for a device + * @dev: platform device + * @num: IRQ number index   */  int platform_get_irq(struct platform_device *dev, unsigned int num)  { @@ -66,14 +65,13 @@ int platform_get_irq(struct platform_device *dev, unsigned int num)  EXPORT_SYMBOL_GPL(platform_get_irq);  /** - *	platform_get_resource_byname - get a resource for a device by name - *	@dev: platform device - *	@type: resource type - *	@name: resource name + * platform_get_resource_byname - get a resource for a device by name + * @dev: platform device + * @type: resource type + * @name: resource name   */ -struct resource * -platform_get_resource_byname(struct platform_device *dev, unsigned int type, -		      char *name) +struct resource *platform_get_resource_byname(struct platform_device *dev, +					      unsigned int type, char *name)  {  	int i; @@ -90,22 +88,23 @@ platform_get_resource_byname(struct platform_device *dev, unsigned int type,  EXPORT_SYMBOL_GPL(platform_get_resource_byname);  /** - *	platform_get_irq - get an IRQ for a device - *	@dev: platform device - *	@name: IRQ name + * platform_get_irq - get an IRQ for a device + * @dev: platform device + * @name: IRQ name   */  int platform_get_irq_byname(struct platform_device *dev, char *name)  { -	struct resource *r = platform_get_resource_byname(dev, IORESOURCE_IRQ, name); +	struct resource *r = platform_get_resource_byname(dev, IORESOURCE_IRQ, +							  name);  	return r ? r->start : -ENXIO;  }  EXPORT_SYMBOL_GPL(platform_get_irq_byname);  /** - *	platform_add_devices - add a numbers of platform devices - *	@devs: array of platform devices to add - *	@num: number of platform devices in array + * platform_add_devices - add a numbers of platform devices + * @devs: array of platform devices to add + * @num: number of platform devices in array   */  int platform_add_devices(struct platform_device **devs, int num)  { @@ -130,12 +129,11 @@ struct platform_object {  };  /** - *	platform_device_put - *	@pdev:	platform device to free + * platform_device_put + * @pdev: platform device to free   * - *	Free all memory associated with a platform device.  This function - *	must _only_ be externally called in error cases.  All other usage - *	is a bug. + * Free all memory associated with a platform device.  This function must + * _only_ be externally called in error cases.  All other usage is a bug.   */  void platform_device_put(struct platform_device *pdev)  { @@ -146,7 +144,8 @@ EXPORT_SYMBOL_GPL(platform_device_put);  static void platform_device_release(struct device *dev)  { -	struct platform_object *pa = container_of(dev, struct platform_object, pdev.dev); +	struct platform_object *pa = container_of(dev, struct platform_object, +						  pdev.dev);  	kfree(pa->pdev.dev.platform_data);  	kfree(pa->pdev.resource); @@ -154,12 +153,12 @@ static void platform_device_release(struct device *dev)  }  /** - *	platform_device_alloc - *	@name:	base name of the device we're adding - *	@id:    instance id + * platform_device_alloc + * @name: base name of the device we're adding + * @id: instance id   * - *	Create a platform device object which can have other objects attached - *	to it, and which will have attached objects freed when it is released. + * Create a platform device object which can have other objects attached + * to it, and which will have attached objects freed when it is released.   */  struct platform_device *platform_device_alloc(const char *name, int id)  { @@ -179,16 +178,17 @@ struct platform_device *platform_device_alloc(const char *name, int id)  EXPORT_SYMBOL_GPL(platform_device_alloc);  /** - *	platform_device_add_resources - *	@pdev:	platform device allocated by platform_device_alloc to add resources to - *	@res:   set of resources that needs to be allocated for the device - *	@num:	number of resources + * platform_device_add_resources + * @pdev: platform device allocated by platform_device_alloc to add resources to + * @res: set of resources that needs to be allocated for the device + * @num: number of resources   * - *	Add a copy of the resources to the platform device.  The memory - *	associated with the resources will be freed when the platform - *	device is released. + * Add a copy of the resources to the platform device.  The memory + * associated with the resources will be freed when the platform device is + * released.   */ -int platform_device_add_resources(struct platform_device *pdev, struct resource *res, unsigned int num) +int platform_device_add_resources(struct platform_device *pdev, +				  struct resource *res, unsigned int num)  {  	struct resource *r; @@ -203,16 +203,17 @@ int platform_device_add_resources(struct platform_device *pdev, struct resource  EXPORT_SYMBOL_GPL(platform_device_add_resources);  /** - *	platform_device_add_data - *	@pdev:	platform device allocated by platform_device_alloc to add resources to - *	@data:	platform specific data for this platform device - *	@size:	size of platform specific data + * platform_device_add_data + * @pdev: platform device allocated by platform_device_alloc to add resources to + * @data: platform specific data for this platform device + * @size: size of platform specific data   * - *	Add a copy of platform specific data to the platform device's platform_data - *	pointer.  The memory associated with the platform data will be freed - *	when the platform device is released. + * Add a copy of platform specific data to the platform device's + * platform_data pointer.  The memory associated with the platform data + * will be freed when the platform device is released.   */ -int platform_device_add_data(struct platform_device *pdev, const void *data, size_t size) +int platform_device_add_data(struct platform_device *pdev, const void *data, +			     size_t size)  {  	void *d; @@ -226,11 +227,11 @@ int platform_device_add_data(struct platform_device *pdev, const void *data, siz  EXPORT_SYMBOL_GPL(platform_device_add_data);  /** - *	platform_device_add - add a platform device to device hierarchy - *	@pdev:	platform device we're adding + * platform_device_add - add a platform device to device hierarchy + * @pdev: platform device we're adding   * - *	This is part 2 of platform_device_register(), though may be called - *	separately _iff_ pdev was allocated by platform_device_alloc(). + * This is part 2 of platform_device_register(), though may be called + * separately _iff_ pdev was allocated by platform_device_alloc().   */  int platform_device_add(struct platform_device *pdev)  { @@ -289,13 +290,12 @@ int platform_device_add(struct platform_device *pdev)  EXPORT_SYMBOL_GPL(platform_device_add);  /** - *	platform_device_del - remove a platform-level device - *	@pdev:	platform device we're removing + * platform_device_del - remove a platform-level device + * @pdev: platform device we're removing   * - *	Note that this function will also release all memory- and port-based - *	resources owned by the device (@dev->resource).  This function - *	must _only_ be externally called in error cases.  All other usage - *	is a bug. + * Note that this function will also release all memory- and port-based + * resources owned by the device (@dev->resource).  This function must + * _only_ be externally called in error cases.  All other usage is a bug.   */  void platform_device_del(struct platform_device *pdev)  { @@ -314,11 +314,10 @@ void platform_device_del(struct platform_device *pdev)  EXPORT_SYMBOL_GPL(platform_device_del);  /** - *	platform_device_register - add a platform-level device - *	@pdev:	platform device we're adding - * + * platform_device_register - add a platform-level device + * @pdev: platform device we're adding   */ -int platform_device_register(struct platform_device * pdev) +int platform_device_register(struct platform_device *pdev)  {  	device_initialize(&pdev->dev);  	return platform_device_add(pdev); @@ -326,14 +325,14 @@ int platform_device_register(struct platform_device * pdev)  EXPORT_SYMBOL_GPL(platform_device_register);  /** - *	platform_device_unregister - unregister a platform-level device - *	@pdev:	platform device we're unregistering + * platform_device_unregister - unregister a platform-level device + * @pdev: platform device we're unregistering   * - *	Unregistration is done in 2 steps. First we release all resources - *	and remove it from the subsystem, then we drop reference count by - *	calling platform_device_put(). + * Unregistration is done in 2 steps. First we release all resources + * and remove it from the subsystem, then we drop reference count by + * calling platform_device_put().   */ -void platform_device_unregister(struct platform_device * pdev) +void platform_device_unregister(struct platform_device *pdev)  {  	platform_device_del(pdev);  	platform_device_put(pdev); @@ -341,27 +340,29 @@ void platform_device_unregister(struct platform_device * pdev)  EXPORT_SYMBOL_GPL(platform_device_unregister);  /** - *	platform_device_register_simple - *	@name:  base name of the device we're adding - *	@id:    instance id - *	@res:   set of resources that needs to be allocated for the device - *	@num:	number of resources + * platform_device_register_simple + * @name: base name of the device we're adding + * @id: instance id + * @res: set of resources that needs to be allocated for the device + * @num: number of resources   * - *	This function creates a simple platform device that requires minimal - *	resource and memory management. Canned release function freeing - *	memory allocated for the device allows drivers using such devices - *	to be unloaded without waiting for the last reference to the device - *	to be dropped. + * This function creates a simple platform device that requires minimal + * resource and memory management. Canned release function freeing memory + * allocated for the device allows drivers using such devices to be + * unloaded without waiting for the last reference to the device to be + * dropped.   * - *	This interface is primarily intended for use with legacy drivers - *	which probe hardware directly.  Because such drivers create sysfs - *	device nodes themselves, rather than letting system infrastructure - *	handle such device enumeration tasks, they don't fully conform to - *	the Linux driver model.  In particular, when such drivers are built - *	as modules, they can't be "hotplugged". + * This interface is primarily intended for use with legacy drivers which + * probe hardware directly.  Because such drivers create sysfs device nodes + * themselves, rather than letting system infrastructure handle such device + * enumeration tasks, they don't fully conform to the Linux driver model. + * In particular, when such drivers are built as modules, they can't be + * "hotplugged".   */ -struct platform_device *platform_device_register_simple(const char *name, int id, -							struct resource *res, unsigned int num) +struct platform_device *platform_device_register_simple(const char *name, +							int id, +							struct resource *res, +							unsigned int num)  {  	struct platform_device *pdev;  	int retval; @@ -436,8 +437,8 @@ static int platform_drv_resume(struct device *_dev)  }  /** - *	platform_driver_register - *	@drv: platform driver structure + * platform_driver_register + * @drv: platform driver structure   */  int platform_driver_register(struct platform_driver *drv)  { @@ -457,8 +458,8 @@ int platform_driver_register(struct platform_driver *drv)  EXPORT_SYMBOL_GPL(platform_driver_register);  /** - *	platform_driver_unregister - *	@drv: platform driver structure + * platform_driver_unregister + * @drv: platform driver structure   */  void platform_driver_unregister(struct platform_driver *drv)  { @@ -516,8 +517,8 @@ EXPORT_SYMBOL_GPL(platform_driver_probe);   * (b) sysfs attribute lets new-style coldplug recover from hotplug events   *     mishandled before system is fully running:  "modprobe $(cat modalias)"   */ -static ssize_t -modalias_show(struct device *dev, struct device_attribute *a, char *buf) +static ssize_t modalias_show(struct device *dev, struct device_attribute *a, +			     char *buf)  {  	struct platform_device	*pdev = to_platform_device(dev);  	int len = snprintf(buf, PAGE_SIZE, "platform:%s\n", pdev->name); @@ -538,26 +539,24 @@ static int platform_uevent(struct device *dev, struct kobj_uevent_env *env)  	return 0;  } -  /** - *	platform_match - bind platform device to platform driver. - *	@dev:	device. - *	@drv:	driver. + * platform_match - bind platform device to platform driver. + * @dev: device. + * @drv: driver.   * - *	Platform device IDs are assumed to be encoded like this: - *	"<name><instance>", where <name> is a short description of the - *	type of device, like "pci" or "floppy", and <instance> is the - *	enumerated instance of the device, like '0' or '42'. - *	Driver IDs are simply "<name>". - *	So, extract the <name> from the platform_device structure, - *	and compare it against the name of the driver. Return whether - *	they match or not. + * Platform device IDs are assumed to be encoded like this: + * "<name><instance>", where <name> is a short description of the type of + * device, like "pci" or "floppy", and <instance> is the enumerated + * instance of the device, like '0' or '42'.  Driver IDs are simply + * "<name>".  So, extract the <name> from the platform_device structure, + * and compare it against the name of the driver. Return whether they match + * or not.   */ - -static int platform_match(struct device * dev, struct device_driver * drv) +static int platform_match(struct device *dev, struct device_driver *drv)  { -	struct platform_device *pdev = container_of(dev, struct platform_device, dev); +	struct platform_device *pdev; +	pdev = container_of(dev, struct platform_device, dev);  	return (strncmp(pdev->name, drv->name, BUS_ID_SIZE) == 0);  } @@ -574,9 +573,10 @@ static int platform_suspend(struct device *dev, pm_message_t mesg)  static int platform_suspend_late(struct device *dev, pm_message_t mesg)  {  	struct platform_driver *drv = to_platform_driver(dev->driver); -	struct platform_device *pdev = container_of(dev, struct platform_device, dev); +	struct platform_device *pdev;  	int ret = 0; +	pdev = container_of(dev, struct platform_device, dev);  	if (dev->driver && drv->suspend_late)  		ret = drv->suspend_late(pdev, mesg); @@ -586,16 +586,17 @@ static int platform_suspend_late(struct device *dev, pm_message_t mesg)  static int platform_resume_early(struct device *dev)  {  	struct platform_driver *drv = to_platform_driver(dev->driver); -	struct platform_device *pdev = container_of(dev, struct platform_device, dev); +	struct platform_device *pdev;  	int ret = 0; +	pdev = container_of(dev, struct platform_device, dev);  	if (dev->driver && drv->resume_early)  		ret = drv->resume_early(pdev);  	return ret;  } -static int platform_resume(struct device * dev) +static int platform_resume(struct device *dev)  {  	int ret = 0;  |