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Commit 74be227f authored by Greg Kroah-Hartman's avatar Greg Kroah-Hartman
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[PATCH] Driver Core: document struct class_device properly

parent 53f46542
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+24 −0
Original line number Diff line number Diff line
@@ -203,6 +203,30 @@ struct class_device_attribute class_device_attr_##_name = \
extern int class_device_create_file(struct class_device *,
				    const struct class_device_attribute *);

/**
 * struct class_device - class devices
 * @class: pointer to the parent class for this class device.  This is required.
 * @devt: for internal use by the driver core only.
 * @node: for internal use by the driver core only.
 * @kobj: for internal use by the driver core only.
 * @devt_attr: for internal use by the driver core only.
 * @dev: if set, a symlink to the struct device is created in the sysfs
 * directory for this struct class device.
 * @class_data: pointer to whatever you want to store here for this struct
 * class_device.  Use class_get_devdata() and class_set_devdata() to get and
 * set this pointer.
 * @parent: pointer to a struct class_device that is the parent of this struct
 * class_device.  If NULL, this class_device will show up at the root of the
 * struct class in sysfs (which is probably what you want to have happen.)
 * @release: pointer to a release function for this struct class_device.  If
 * set, this will be called instead of the class specific release function.
 * Only use this if you want to override the default release function, like
 * when you are nesting class_device structures.
 * @hotplug: pointer to a hotplug function for this struct class_device.  If
 * set, this will be called instead of the class specific hotplug function.
 * Only use this if you want to override the default hotplug function, like
 * when you are nesting class_device structures.
 */
struct class_device {
	struct list_head	node;