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CONFIG_BT_RX_BUF_COUNT¶

Number of HCI RX buffers

Type: int

Help¶

Number of buffers available for incoming ACL packets or HCI events from the controller.

Direct dependencies¶

BT_HCI && BT

(Includes any dependencies from if’s and menus.)

Defaults¶

3 if BT_RECV_IS_RX_THREAD && BT_HCI && BT
20 if BT_MESH && !BT_DISCARDABLE_BUF_COUNT && BT_HCI && BT
10 if BT_HCI && BT

Kconfig definition¶

At subsys/bluetooth/host/Kconfig:26

Included via Kconfig:10 → Kconfig.zephyr:39 → subsys/Kconfig:8 → subsys/bluetooth/Kconfig:144

Menu path: (top menu) → Bluetooth

config BT_RX_BUF_COUNT
    int
    prompt "Number of HCI RX buffers" if BT_HCI && BT
    range 2 255 if BT_HCI && BT
    default 3 if BT_RECV_IS_RX_THREAD && BT_HCI && BT
    default 20 if BT_MESH && !BT_DISCARDABLE_BUF_COUNT && BT_HCI && BT
    default 10 if BT_HCI && BT
    depends on BT_HCI && BT
    help
      Number of buffers available for incoming ACL packets or HCI events
      from the controller.

(Definitions include propagated dependencies, including from if’s and menus.)