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Add back FEM LNA mode configuration for LoRa (#9809)

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* Add back FEM LNA mode configuration for LoRa

* Update src/mesh/NodeDB.cpp

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update src/modules/AdminModule.cpp

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* copilot garbage

---------

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
This commit is contained in:
Ben Meadors
2026-03-04 08:23:55 -06:00
committed by GitHub
parent 65bf1630b3
commit 7ea28d34b2
3 changed files with 20 additions and 0 deletions
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11
src/modules/AdminModule.cpp
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@@ -795,6 +795,17 @@ void AdminModule::handleSetConfig(const meshtastic_Config &c)
}
#endif
config.lora = validatedLora;
#if HAS_LORA_FEM
// Apply FEM LNA mode from config (only meaningful on hardware that supports it)
if (loraFEMInterface.isLnaCanControl()) {
loraFEMInterface.setLNAEnable(config.lora.fem_lna_mode == meshtastic_Config_LoRaConfig_FEM_LNA_Mode_ENABLED);
} else if (config.lora.fem_lna_mode != meshtastic_Config_LoRaConfig_FEM_LNA_Mode_NOT_PRESENT) {
// Hardware FEM does not support LNA control; normalize stored config to match actual capability
LOG_WARN("FEM LNA mode configured but current FEM does not support LNA control; normalizing to NOT_PRESENT");
config.lora.fem_lna_mode = meshtastic_Config_LoRaConfig_FEM_LNA_Mode_NOT_PRESENT;
}
#endif
// If we're setting region for the first time, init the region and regenerate the keys
if (isRegionUnset && config.lora.region > meshtastic_Config_LoRaConfig_RegionCode_UNSET) {
#if !(MESHTASTIC_EXCLUDE_PKI_KEYGEN || MESHTASTIC_EXCLUDE_PKI)