fix: Allow compile without multimodule support (#3750)

radio/src/gui/gui_common.h

@@ -172,6 +172,7 @@ inline uint8_t MODULE_CHANNELS_ROWS(int moduleIdx)
   if (!IS_MODULE_ENABLED(moduleIdx)) {
     return HIDDEN_ROW;
   }
+#if defined(MULTIMODULE)
   else if (isModuleMultimodule(moduleIdx)) {
     if (IS_RX_MULTI(moduleIdx))
       return HIDDEN_ROW;
@@ -179,7 +180,9 @@ inline uint8_t MODULE_CHANNELS_ROWS(int moduleIdx)
       return 1;
     else
       return 0;
-  } else if (isModuleDSM2(moduleIdx) || isModuleCrossfire(moduleIdx) ||
+  }
+#endif
+  else if (isModuleDSM2(moduleIdx) || isModuleCrossfire(moduleIdx) ||
              isModuleGhost(moduleIdx) || isModuleSBUS(moduleIdx) ||
              isModuleDSMP(moduleIdx)) {
     // fixed number of channels

radio/src/targets/common/arm/CMakeLists.txt

@@ -181,6 +181,7 @@ endif()
 
 if(PPM)
   add_definitions(-DPPM)
+  set(SRC ${SRC} telemetry/mlink.cpp)
 endif()
 
 if(DSM2)
@@ -224,6 +225,7 @@ if(MULTIMODULE)
   add_definitions(-DMULTIMODULE)
   set(SRC ${SRC} pulses/multi.cpp telemetry/hitec.cpp telemetry/hott.cpp telemetry/mlink.cpp telemetry/multi.cpp io/multi_firmware_update.cpp)
 endif()
+
 if(MULTIMODULE OR AFHDS3)
   set(SRC ${SRC} telemetry/flysky_ibus.cpp)
 endif()

radio/src/telemetry/frsky_defs.h

@@ -186,12 +186,10 @@
 #define SP2UART_A_ID              0xFD00
 #define SP2UART_B_ID              0xFD01
 
-#if defined(MULTIMODULE)
 // Virtual IDs, value can be changed to anything only used for display
 #define RX_LQI_ID                 0xFFFC
 #define TX_LQI_ID                 0xFFFD
 #define TX_RSSI_ID                0xFFFE
-#endif
 
 // Default sensor data IDs (Physical IDs + CRC)
 #define DATA_ID_VARIO             0x00 // 0

radio/src/telemetry/spektrum.cpp

@@ -562,7 +562,7 @@ void processSpektrumPacket(const uint8_t *packet)
     return; // Not a sensor
   }
 
-#if defined(LUA)
+#if defined(LUA) && defined(MULTIMODULE)
     // Generic way for LUA Script to request ANY Specktrum Telemety Raw Data
     // this can be used for TextGen or any other telemetry message
 
@@ -775,7 +775,9 @@ void processDSMBindPacket(uint8_t module, const uint8_t *packet)
     moduleState[module].mode = MODULE_MODE_NORMAL;
     restartModuleAsync(module, 50); // ~200ms
     
-  } else if (g_model.moduleData[module].type == MODULE_TYPE_MULTIMODULE &&
+  }
+#if defined(MULTIMODULE)
+  else if (g_model.moduleData[module].type == MODULE_TYPE_MULTIMODULE &&
              g_model.moduleData[module].multi.rfProtocol ==
              MODULE_SUBTYPE_MULTI_DSM2 &&
              g_model.moduleData[module].subType == MM_RF_DSM2_SUBTYPE_AUTO) {
@@ -817,7 +819,7 @@ void processDSMBindPacket(uint8_t module, const uint8_t *packet)
 
     storageDirty(EE_MODEL);
   }
-
+#endif
   debugval = packet[7] << 24 | packet[6] << 16 | packet[5] << 8 | packet[4];
 
   /* log the bind packet as telemetry for quick debugging */

radio/src/telemetry/telemetry.cpp

@@ -50,6 +50,9 @@
   #include "hitec.h"
   #include "hott.h"
   #include "multi.h"
+#endif
+
+#if  defined(MULTIMODULE) || defined(PPM)
   #include "mlink.h"
 #endif
 
@@ -110,6 +113,7 @@ rxStatStruct *getRxStatLabels() {
   uint8_t moduleType = g_model.moduleData[moduleToUse].type;
 
   switch(moduleType) {
+#if defined(MULTIMODULE)
     case MODULE_TYPE_MULTIMODULE: {
         uint8_t multiProtocol = g_model.moduleData[moduleToUse].multi.rfProtocol;
 
@@ -121,7 +125,7 @@ rxStatStruct *getRxStatLabels() {
         }
       }
       break;
-    
+#endif
     case MODULE_TYPE_PPM:
       if(moduleState[moduleToUse].protocol == PROTOCOL_CHANNELS_PPM_MLINK) {
         rxStat.label = STR_RXSTAT_LABEL_RQLY;

radio/src/telemetry/telemetry_sensors.cpp

@@ -45,6 +45,9 @@
   #include "hitec.h"
   #include "hott.h"
   #include "multi.h"
+#endif
+
+#if  defined(MULTIMODULE) || defined(PPM)
   #include "mlink.h"
 #endif
 
@@ -566,7 +569,7 @@ int setTelemetryValue(TelemetryProtocol protocol, uint16_t id, uint8_t subId,
         break;
 #endif
 
-#if defined(MULTIMODULE) or defined(PPM)
+#if defined(MULTIMODULE) || defined(PPM)
       case PROTOCOL_TELEMETRY_MLINK:
         mlinkSetDefault(index, id, subId, instance);
         break;