From da6c3f6a6ba190bdaaae0d7101952393c0940f2a Mon Sep 17 00:00:00 2001
From: Matthijs Kooijman <matthijs@stdin.nl>
Date: Tue, 6 Dec 2022 21:21:09 +0100
Subject: [PATCH] [SX126x] Allow subclasses to change the TX mode used

This prepares for adding a STM32WLx subclass later.
---
 src/modules/SX126x/SX126x.cpp | 4 ++--
 src/modules/SX126x/SX126x.h   | 3 +++
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/modules/SX126x/SX126x.cpp b/src/modules/SX126x/SX126x.cpp
index 6fcf956c..73e8a4df 100644
--- a/src/modules/SX126x/SX126x.cpp
+++ b/src/modules/SX126x/SX126x.cpp
@@ -299,7 +299,7 @@ int16_t SX126x::receive(uint8_t* data, size_t len) {
 
 int16_t SX126x::transmitDirect(uint32_t frf) {
   // set RF switch (if present)
-  _mod->setRfSwitchState(Module::MODE_TX);
+  _mod->setRfSwitchState(_tx_mode);
 
   // user requested to start transmitting immediately (required for RTTY)
   int16_t state = RADIOLIB_ERR_NONE;
@@ -418,7 +418,7 @@ int16_t SX126x::startTransmit(uint8_t* data, size_t len, uint8_t addr) {
   RADIOLIB_ASSERT(state);
 
   // set RF switch (if present)
-  _mod->setRfSwitchState(Module::MODE_TX);
+  _mod->setRfSwitchState(_tx_mode);
 
   // start transmission
   state = setTx(RADIOLIB_SX126X_TX_TIMEOUT_NONE);
diff --git a/src/modules/SX126x/SX126x.h b/src/modules/SX126x/SX126x.h
index 47a9cb37..ae479859 100644
--- a/src/modules/SX126x/SX126x.h
+++ b/src/modules/SX126x/SX126x.h
@@ -1043,6 +1043,9 @@ class SX126x: public PhysicalLayer {
 
     int16_t _lastError = RADIOLIB_ERR_NONE;
 
+    // Allow subclasses to define different TX modes
+    uint8_t _tx_mode = Module::MODE_TX;
+
     int16_t config(uint8_t modem);
     int16_t checkCommandResult();
 };