Help¶

Enable support for use of Zero Latency IRQ feature. Note, applications
shall not use Zero Latency IRQ themselves when this option is selected,
else will impact controller stability.

Direct dependencies¶

ZERO_LATENCY_IRQS && BT_LL_SW_SPLIT && BT_CTLR && BT_HCI && BT

(Includes any dependencies from ifs and menus.)

Default¶

y

Kconfig definition¶

At <Zephyr>/subsys/bluetooth/controller/Kconfig.ll_sw_split:221

Included via <Zephyr>/Kconfig:8 → <Zephyr>/Kconfig.zephyr:34 → <Zephyr>/subsys/Kconfig:9 → <Zephyr>/subsys/bluetooth/Kconfig:307 → <Zephyr>/subsys/bluetooth/controller/Kconfig:633

Menu path: (Top) → Sub Systems and OS Services → Bluetooth → Bluetooth Controller → Advanced features

config BT_CTLR_ZLI
    bool "Use Zero Latency IRQs" if BT_CTLR_ADVANCED_FEATURES
    default y
    depends on ZERO_LATENCY_IRQS && BT_LL_SW_SPLIT && BT_CTLR && BT_HCI && BT
    help
      Enable support for use of Zero Latency IRQ feature. Note, applications
      shall not use Zero Latency IRQ themselves when this option is selected,
      else will impact controller stability.

(The ‘depends on’ condition includes propagated dependencies from ifs and menus.)