CONFIG_HAVE_ARM_SMCCC_DISCOVERY (not configurable)
modulename: smccc.ko
configname: CONFIG_HAVE_ARM_SMCCC_DISCOVERY
Linux Kernel Configuration
└─>Firmware Drivers
└─>HAVE_ARM_SMCCC_DISCOVERY
In linux kernel since version 4.14.326 (release Date: 2023-09-23)
SMCCC v1.0 lacked discoverability and hence PSCI v1.0 was updated
to add SMCCC discovery mechanism though the PSCI firmware
implementation of PSCI_FEATURES(SMCCC_VERSION) which returns
success on firmware compliant to SMCCC v1.1 and above.
to add SMCCC discovery mechanism though the PSCI firmware
implementation of PSCI_FEATURES(SMCCC_VERSION) which returns
success on firmware compliant to SMCCC v1.1 and above.