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Driver Core: add nodename callbacks

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This adds the nodename callback for struct class, struct device_type and
struct device, to allow drivers to send userspace hints on the device
name and subdirectory that should be used for it.

Signed-off-by: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Jan Blunck <jblunck@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Kay Sievers
2009-04-30 15:23:42 +02:00
committed by Greg Kroah-Hartman
parent acc0e90fbc
commit 6fcf53accc
2 changed files with 53 additions and 1 deletions
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3
include/linux/device.h
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@@ -194,6 +194,7 @@ struct class {
struct kobject *dev_kobj;
int (*dev_uevent)(struct device *dev, struct kobj_uevent_env *env);
char *(*nodename)(struct device *dev);
void (*class_release)(struct class *class);
void (*dev_release)(struct device *dev);
@@ -289,6 +290,7 @@ struct device_type {
const char *name;
struct attribute_group **groups;
int (*uevent)(struct device *dev, struct kobj_uevent_env *env);
char *(*nodename)(struct device *dev);
void (*release)(struct device *dev);
struct dev_pm_ops *pm;
@@ -488,6 +490,7 @@ extern struct device *device_find_child(struct device *dev, void *data,
extern int device_rename(struct device *dev, char *new_name);
extern int device_move(struct device *dev, struct device *new_parent,
enum dpm_order dpm_order);
extern const char *device_get_nodename(struct device *dev, const char **tmp);
/*
* Root device objects for grouping under /sys/devices