The latest development version of this page may be more current than this released 2.7.5 version.

CONFIG_BT_BUF_EVT_RX_COUNT

Number of HCI Event buffers

Type: int

Help

Number of buffers available for incoming HCI events from the
Controller.

Direct dependencies

BT_HCI && BT

(Includes any dependencies from ifs and menus.)

Defaults

• 3 if BT_RECV_IS_RX_THREAD

• 20 if BT_MESH && !(BT_BUF_EVT_DISCARDABLE_COUNT > 0)

• 10

Kconfig definition

At subsys/bluetooth/common/Kconfig:127

Included via Kconfig:8 → Kconfig.zephyr:44 → subsys/Kconfig:9 → subsys/bluetooth/Kconfig:173

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

config BT_BUF_EVT_RX_COUNT
    int "Number of HCI Event buffers"
    range 2 255
    default 3 if BT_RECV_IS_RX_THREAD
    default 20 if BT_MESH && !(BT_BUF_EVT_DISCARDABLE_COUNT > 0)
    default 10
    depends on BT_HCI && BT
    help
      Number of buffers available for incoming HCI events from the
      Controller.

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