62cb9aedc4
Simplify selection of direction finding related Kconfig. Signed-off-by: Vinayak Kariappa Chettimada <vich@nordicsemi.no>
89 lines
2.5 KiB
Plaintext
89 lines
2.5 KiB
Plaintext
# Zephyr Bluetooth Controller configuration options
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# Copyright (c) 2020 Nordic Semiconductor ASA
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# SPDX-License-Identifier: Apache-2.0
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config BT_CTLR_DF_SUPPORT
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bool
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select BT_CTLR_DF_CTE_TX_SUPPORT
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select BT_CTLR_DF_ANT_SWITCH_2US_SUPPORT
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select BT_CTLR_DF_ANT_SWITCH_1US_SUPPORT
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config BT_CTLR_DF_CTE_TX_SUPPORT
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bool
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config BT_CTLR_DF_ANT_SWITCH_2US_SUPPORT
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bool
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config BT_CTLR_DF_ANT_SWITCH_1US_SUPPORT
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bool
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menuconfig BT_CTLR_DF
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bool "LE Direction Finding [Experimental]"
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depends on BT_CTLR_DF_SUPPORT
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help
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Enable support for Bluetooth 5.1 Direction Finding
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if BT_CTLR_DF
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# Basic controller functionalities required for implementation of
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# Bluetooth v5.1 Direction Finding
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config BT_CTLR_DF_CTE_TX
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bool "Enable transmission of Constant Tone Extension"
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depends on BT_CTLR_DF_CTE_TX_SUPPORT
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default y
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help
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Enable support for transmission of Constant Tone Extension in
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controller.
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config BT_CTLR_DF_ANT_SWITCH_1US
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bool "Enable support for 1us antenna switching slots"
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depends on BT_CTLR_DF_ANT_SWITCH_1US_SUPPORT
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default y
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help
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Enable support for 1us antenna switching slots. This antenna switching
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mode is optional for Direction Finding according to Bluetooth v5.1.
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# Features related with Direction Finding
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# BT Core spec 5.1, Vol 6, Part B, sec. 4.6 Feature Support
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config BT_CTLR_DF_ANT_SWITCH_TX
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bool "Enable antenna switching during CTE transmission (AoD) feature"
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depends on BT_CTLR_DF_CTE_TX && BT_CTLR_DF_ANT_SWITCH_2US_SUPPORT
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default y
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help
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Enable support for antenna switching during CTE transmission.
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Also known as Angle of Departure mode.
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config BT_CTLR_DF_CONN_CTE_RSP
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bool "Enable Connection CTE Response feature"
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depends on BT_CTLR_DF_CTE_TX && BT_CONN
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default y
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help
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Enable support for Bluetooth v5.1 Connection CTE Response feature
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in controller.
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config BT_CTLR_DF_ADV_CTE_TX
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bool "Enable Connectionless CTE Transmitter feature"
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depends on BT_CTLR_DF_CTE_TX && BT_CTLR_ADV_PERIODIC
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default y
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help
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Enable support for Bluetooth v5.1 Connectionless CTE Transmitter
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feature in controller.
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# Customization setting to manage memory usage footprint
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config BT_CTLR_DF_MAX_ANT_SW_PATTERN_LEN
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int "Maximum length of antenna switch pattern"
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range 3 40 if SOC_COMPATIBLE_NRF
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range 2 75 if !SOC_COMPATIBLE_NRF
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default 12
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help
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Defines maximum number of antenna switch patterns that controller
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will store. For nRF5x-based controllers, the hardware imposes
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the value is within range 3 to 40. For general use cases Bluetoot
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Core 5.1 spec. requires the value to be within range 2 up to 75.
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endif # BT_CTLR_DF
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