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driver core: make device_{add|remove}_groups() public

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Many drivers create additional driver-specific device attributes when
binding to the device. To avoid them calling SYSFS API directly, let's
export these helpers.

Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Dmitry Torokhov 2017-07-19 17:24:31 -07:00 • committed by Greg Kroah-Hartman
parent 1455cf8dbf
commit a7670d425b
3 changed files with 7 additions and 5 deletions
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5
drivers/base/base.h
View file

@ -126,11 +126,6 @@ extern int driver_add_groups(struct device_driver *drv,
extern void driver_remove_groups(struct device_driver *drv, extern void driver_remove_groups(struct device_driver *drv,
const struct attribute_group **groups); const struct attribute_group **groups);
extern int device_add_groups(struct device *dev,
const struct attribute_group **groups);
extern void device_remove_groups(struct device *dev,
const struct attribute_group **groups);
extern char *make_class_name(const char *name, struct kobject *kobj); extern char *make_class_name(const char *name, struct kobject *kobj);
extern int devres_release_all(struct device *dev); extern int devres_release_all(struct device *dev);

2
drivers/base/core.c
View file

@ -1026,12 +1026,14 @@ int device_add_groups(struct device *dev, const struct attribute_group **groups)
{ {
return sysfs_create_groups(&dev->kobj, groups); return sysfs_create_groups(&dev->kobj, groups);
} }
EXPORT_SYMBOL_GPL(device_add_groups);
void device_remove_groups(struct device *dev, void device_remove_groups(struct device *dev,
const struct attribute_group **groups) const struct attribute_group **groups)
{ {
sysfs_remove_groups(&dev->kobj, groups); sysfs_remove_groups(&dev->kobj, groups);
} }
EXPORT_SYMBOL_GPL(device_remove_groups);
static int device_add_attrs(struct device *dev) static int device_add_attrs(struct device *dev)
{ {

5
include/linux/device.h
View file

@ -1200,6 +1200,11 @@ struct device *device_create_with_groups(struct class *cls,
const char *fmt, ...); const char *fmt, ...);
extern void device_destroy(struct class *cls, dev_t devt); extern void device_destroy(struct class *cls, dev_t devt);
extern int __must_check device_add_groups(struct device *dev,
const struct attribute_group **groups);
extern void device_remove_groups(struct device *dev,
const struct attribute_group **groups);
/* /*
* Platform "fixup" functions - allow the platform to have their say * Platform "fixup" functions - allow the platform to have their say
* about devices and actions that the general device layer doesn't * about devices and actions that the general device layer doesn't