:orphan:

.. title:: BT_CTLR_LOW_LAT_ULL

.. option:: CONFIG_BT_CTLR_LOW_LAT_ULL

*Low latency ULL*

Type: ``bool``

Help
====

Low latency ULL implementation that uses tailchaining instead of while
loop to demux rx messages from LLL.

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

\ :option:`BT_CTLR_LOW_LAT <CONFIG_BT_CTLR_LOW_LAT>` && \ :option:`BT_LL_SW_SPLIT <CONFIG_BT_LL_SW_SPLIT>` && \ :option:`BT_CTLR <CONFIG_BT_CTLR>` && \ :option:`BT_HCI <CONFIG_BT_HCI>` && \ :option:`BT <CONFIG_BT>`

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

Default
=======

- y

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

.. highlight:: kconfig

At ``subsys/bluetooth/controller/Kconfig.ll_sw_split:316``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:34`` → ``subsys/Kconfig:9`` → ``subsys/bluetooth/Kconfig:240`` → ``subsys/bluetooth/controller/Kconfig:594``

Menu path: (Top) → Sub Systems and OS Services → Bluetooth → Bluetooth Controller → Advanced features → Low latency non-negotiating event preemption

.. parsed-literal::

    config BT_CTLR_LOW_LAT_ULL
    	bool "Low latency ULL" if \ :option:`BT_CTLR_ADVANCED_FEATURES <CONFIG_BT_CTLR_ADVANCED_FEATURES>`
    	default y
    	depends on \ :option:`BT_CTLR_LOW_LAT <CONFIG_BT_CTLR_LOW_LAT>` && \ :option:`BT_LL_SW_SPLIT <CONFIG_BT_LL_SW_SPLIT>` && \ :option:`BT_CTLR <CONFIG_BT_CTLR>` && \ :option:`BT_HCI <CONFIG_BT_HCI>` && \ :option:`BT <CONFIG_BT>`
    	help
    	  Low latency ULL implementation that uses tailchaining instead of while
    	  loop to demux rx messages from LLL.

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