.. SPDX-License-Identifier: GPL-2.0-only
.. _auxiliary_bus:
=============
Auxiliary Bus
=============
.. kernel-doc:: drivers/base/auxiliary.c
:doc: PURPOSE
When Should the Auxiliary Bus Be Used
=====================================
.. kernel-doc:: drivers/base/auxiliary.c
:doc: USAGE
Auxiliary Device Creation
=========================
.. kernel-doc:: include/linux/auxiliary_bus.h
:identifiers: auxiliary_device
.. kernel-doc:: drivers/base/auxiliary.c
:identifiers: auxiliary_device_init __auxiliary_device_add
auxiliary_find_device
Auxiliary Device Memory Model and Lifespan
------------------------------------------
.. kernel-doc:: include/linux/auxiliary_bus.h
:doc: DEVICE_LIFESPAN
Auxiliary Drivers
=================
.. kernel-doc:: include/linux/auxiliary_bus.h
:identifiers: auxiliary_driver module_auxiliary_driver
.. kernel-doc:: drivers/base/auxiliary.c
:identifiers: __auxiliary_driver_register auxiliary_driver_unregister
Example Usage
=============
.. kernel-doc:: drivers/base/auxiliary.c
:doc: EXAMPLE