1 # SPDX-License-Identifier: GPL-2.0-only 2 # 3 # Bluetooth subsystem configuration 4 # 5 6 menuconfig BT 7 tristate "Bluetooth subsystem support" 8 depends on !S390 9 depends on RFKILL || !RFKILL 10 select CRC16 11 select CRYPTO 12 select CRYPTO_SKCIPHER 13 select CRYPTO_LIB_AES 14 imply CRYPTO_AES 15 select CRYPTO_CMAC 16 select CRYPTO_ECB 17 select CRYPTO_SHA256 18 select CRYPTO_ECDH 19 help 20 Bluetooth is low-cost, low-power, sh 21 It was designed as a replacement for 22 technologies like IrDA. Bluetooth o 23 that typically extends up to 10 mete 24 Bluetooth can be found at <https://w 25 26 Linux Bluetooth subsystem consist of 27 Bluetooth Core 28 HCI device and connection mana 29 SCO audio links 30 L2CAP (Logical Link Control an 31 SMP (Security Manager Protocol 32 ISO isochronous links 33 HCI Device drivers (Interface to 34 RFCOMM Module (RFCOMM Protocol) 35 BNEP Module (Bluetooth Network En 36 CMTP Module (CAPI Message Transpo 37 HIDP Module (Human Interface Devi 38 39 Say Y here to compile Bluetooth supp 40 compile it as module (bluetooth). 41 42 To use Linux Bluetooth subsystem, yo 43 utilities like hciconfig and bluetoo 44 to Bluetooth kernel modules are prov 45 more information, see <http://www.bl 46 47 config BT_BREDR 48 bool "Bluetooth Classic (BR/EDR) featu 49 depends on BT 50 default y 51 help 52 Bluetooth Classic includes support f 53 available with Bluetooth version 1.0 54 for Enhanced Data Rate (EDR) availab 55 version 2.0 or later. 56 57 source "net/bluetooth/rfcomm/Kconfig" 58 59 source "net/bluetooth/bnep/Kconfig" 60 61 source "net/bluetooth/cmtp/Kconfig" 62 63 source "net/bluetooth/hidp/Kconfig" 64 65 config BT_LE 66 bool "Bluetooth Low Energy (LE) featur 67 depends on BT 68 default y 69 help 70 Bluetooth Low Energy includes suppor 71 layer available with Bluetooth versi 72 73 config BT_LE_L2CAP_ECRED 74 bool "Bluetooth L2CAP Enhanced Credit 75 depends on BT_LE 76 default y 77 help 78 Bluetooth Low Energy L2CAP Enhanced 79 Bluetooth version 5.2 or later. 80 81 This can be overridden by passing bl 82 on the kernel commandline. 83 84 config BT_6LOWPAN 85 tristate "Bluetooth 6LoWPAN support" 86 depends on BT_LE && 6LOWPAN 87 help 88 IPv6 compression over Bluetooth Low 89 90 config BT_LEDS 91 bool "Enable LED triggers" 92 depends on BT 93 depends on LEDS_CLASS 94 select LEDS_TRIGGERS 95 help 96 This option selects a few LED trigge 97 Bluetooth events. 98 99 config BT_MSFTEXT 100 bool "Enable Microsoft extensions" 101 depends on BT 102 help 103 This options enables support for the 104 vendor extensions. 105 106 config BT_AOSPEXT 107 bool "Enable Android Open Source Proje 108 depends on BT 109 help 110 This options enables support for the 111 Project defined HCI vendor extension 112 113 config BT_DEBUGFS 114 bool "Export Bluetooth internals in de 115 depends on BT && DEBUG_FS 116 default y 117 help 118 Provide extensive information about 119 in debugfs. 120 121 config BT_SELFTEST 122 bool "Bluetooth self testing support" 123 depends on BT && DEBUG_KERNEL 124 help 125 Run self tests when initializing the 126 is a developer option and can cause 127 the system. 128 129 When the Bluetooth subsystem is buil 130 cases are run first thing at module 131 subsystem is compiled into the kerne 132 are run late in the initcall hierarc 133 134 config BT_SELFTEST_ECDH 135 bool "ECDH test cases" 136 depends on BT_LE && BT_SELFTEST 137 help 138 Run test cases for ECDH cryptographi 139 Bluetooth Low Energy Secure Connecti 140 141 config BT_SELFTEST_SMP 142 bool "SMP test cases" 143 depends on BT_LE && BT_SELFTEST 144 help 145 Run test cases for SMP cryptographic 146 legacy SMP as well as the Secure Con 147 148 config BT_FEATURE_DEBUG 149 bool "Enable runtime option for debugg 150 depends on BT && !DYNAMIC_DEBUG 151 help 152 This provides an option to enable/di 153 at runtime via the experimental feat 154 155 source "drivers/bluetooth/Kconfig"
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