diff --git a/drivers/gpu/drm/drm_sysfs.c b/drivers/gpu/drm/drm_sysfs.c index adc179459c2..de154556c40 100644 --- a/drivers/gpu/drm/drm_sysfs.c +++ b/drivers/gpu/drm/drm_sysfs.c @@ -16,6 +16,7 @@ #include #include +#include "drm_sysfs.h" #include "drm_core.h" #include "drmP.h" @@ -515,3 +516,27 @@ void drm_sysfs_device_remove(struct drm_minor *minor) { device_unregister(&minor->kdev); } + + +/** + * drm_class_device_register - Register a struct device in the drm class. + * + * @dev: pointer to struct device to register. + * + * @dev should have all relevant members pre-filled with the exception + * of the class member. In particular, the device_type member must + * be set. + */ + +int drm_class_device_register(struct device *dev) +{ + dev->class = drm_class; + return device_register(dev); +} +EXPORT_SYMBOL_GPL(drm_class_device_register); + +void drm_class_device_unregister(struct device *dev) +{ + return device_unregister(dev); +} +EXPORT_SYMBOL_GPL(drm_class_device_unregister); diff --git a/include/drm/drm_sysfs.h b/include/drm/drm_sysfs.h new file mode 100644 index 00000000000..1d8e033fde6 --- /dev/null +++ b/include/drm/drm_sysfs.h @@ -0,0 +1,12 @@ +#ifndef _DRM_SYSFS_H_ +#define _DRM_SYSFS_H_ + +/** + * This minimalistic include file is intended for users (read TTM) that + * don't want to include the full drmP.h file. + */ + +extern int drm_class_device_register(struct device *dev); +extern void drm_class_device_unregister(struct device *dev); + +#endif