:orphan:

.. title:: USB_WORKQUEUE_PRIORITY

.. option:: CONFIG_USB_WORKQUEUE_PRIORITY

*USB workqueue priority*

Type: ``int``

Help
====

By default, USB work queue priority is the lowest cooperative
priority. This means that any work handler, once started, won't
be preempted by any other thread until finished.

Direct dependencies
===================

\ :option:`USB_WORKQUEUE <CONFIG_USB_WORKQUEUE>` && \ :option:`USB_DEVICE_STACK <CONFIG_USB_DEVICE_STACK>`

*(Includes any dependencies from ifs and menus.)*

Defaults
========

- -2 if \ :option:`COOP_ENABLED <CONFIG_COOP_ENABLED>` && !\ :option:`PREEMPT_ENABLED <CONFIG_PREEMPT_ENABLED>`
- 0 if !\ :option:`COOP_ENABLED <CONFIG_COOP_ENABLED>`
- -1

Kconfig definition
==================

.. highlight:: kconfig

At ``subsys/usb/Kconfig:133``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:34`` → ``subsys/Kconfig:45``

Menu path: (Top) → Sub Systems and OS Services → USB Device Support → Use a dedicate work queue in the USB subsystem

.. parsed-literal::

    config USB_WORKQUEUE_PRIORITY
    	int "USB workqueue priority"
    	default -2 if \ :option:`COOP_ENABLED <CONFIG_COOP_ENABLED>` && !\ :option:`PREEMPT_ENABLED <CONFIG_PREEMPT_ENABLED>`
    	default 0 if !\ :option:`COOP_ENABLED <CONFIG_COOP_ENABLED>`
    	default -1
    	depends on \ :option:`USB_WORKQUEUE <CONFIG_USB_WORKQUEUE>` && \ :option:`USB_DEVICE_STACK <CONFIG_USB_DEVICE_STACK>`
    	help
    	  By default, USB work queue priority is the lowest cooperative
    	  priority. This means that any work handler, once started, won't
    	  be preempted by any other thread until finished.

*(The 'depends on' condition includes propagated dependencies from ifs and menus.)*