Device Resource Management

devres_alloc - Allocate device resource data
devres_free - Free device resource data
devres_add - Register device resource
devres_find - Find device resource
devres_get - Find devres, if non-existent, add one atomically
devres_remove - Find a device resource and remove it
devres_destroy - Find a device resource and destroy it
devres_open_group - Open a new devres group
devres_close_group - Close a devres group
devres_remove_group - Remove a devres group
devres_release_group - Release resources in a devres group
devm_kzalloc - Resource-managed kzalloc
devm_kfree - Resource-managed kfree