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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¶
USB_WORKQUEUE
&& USB_DEVICE_STACK
(Includes any dependencies from ifs and menus.)
Defaults¶
-2 if
COOP_ENABLED
&& !PREEMPT_ENABLED
0 if !
COOP_ENABLED
-1
Kconfig definition¶
At <Zephyr>/subsys/usb/Kconfig:133
Included via <Zephyr>/Kconfig:8
→ <Zephyr>/Kconfig.zephyr:34
→ <Zephyr>/subsys/Kconfig:42
Menu path: (Top) → Sub Systems and OS Services → USB Device Support → Use a dedicate work queue in the USB subsystem
config USB_WORKQUEUE_PRIORITY int "USB workqueue priority" default -2 ifCOOP_ENABLED
&& !PREEMPT_ENABLED
default 0 if !COOP_ENABLED
default -1 depends onUSB_WORKQUEUE
&&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.)