TradHeli: disable aux channels 7 and 8

libraries/AP_Motors/AP_MotorsHeli.cpp

@@ -227,6 +227,10 @@ void AP_MotorsHeli::Init()
 
     // initialise swash plate
     init_swash();
+
+    // disable channels 7 and 8 from being used by RC_Channel_aux
+    RC_Channel_aux::disable_aux_channel(_motor_to_channel_map[AP_MOTORS_HELI_AUX]);
+    RC_Channel_aux::disable_aux_channel(_motor_to_channel_map[AP_MOTORS_HELI_RSC]);
 }
 
 // set update rate to motors - a value in hertz

libraries/AP_Motors/AP_MotorsHeli.h

@@ -12,10 +12,6 @@
 #include <RC_Channel.h>     // RC Channel Library
 #include "AP_Motors.h"
 
-// output channels
-#define AP_MOTORS_HELI_EXT_GYRO                 CH_7    // tail servo uses channel 7
-#define AP_MOTORS_HELI_EXT_RSC                  CH_8    // main rotor controlled with channel 8
-
 // maximum number of swashplate servos
 #define AP_MOTORS_HELI_NUM_SWASHPLATE_SERVOS    3