Revert "Log servo outputs in blackbox (#4501)"

This reverts commit 6a5e1b1.

src/main/blackbox/blackbox.c

@@ -288,15 +288,8 @@ static const blackboxDeltaFieldDefinition_t blackboxMainFields[] = {
     {"motor",       6, UNSIGNED, .Ipredict = PREDICT(MOTOR_0), .Iencode = ENCODING(SIGNED_VB),   .Ppredict = PREDICT(AVERAGE_2),     .Pencode = ENCODING(SIGNED_VB), CONDITION(AT_LEAST_MOTORS_7)},
     {"motor",       7, UNSIGNED, .Ipredict = PREDICT(MOTOR_0), .Iencode = ENCODING(SIGNED_VB),   .Ppredict = PREDICT(AVERAGE_2),     .Pencode = ENCODING(SIGNED_VB), CONDITION(AT_LEAST_MOTORS_8)},
 
-    /* servos */
-    {"servo",       0, UNSIGNED, .Ipredict = PREDICT(1500),    .Iencode = ENCODING(SIGNED_VB),   .Ppredict = PREDICT(PREVIOUS),      .Pencode = ENCODING(SIGNED_VB), CONDITION(ALWAYS)},
-    {"servo",       1, UNSIGNED, .Ipredict = PREDICT(1500),    .Iencode = ENCODING(SIGNED_VB),   .Ppredict = PREDICT(PREVIOUS),      .Pencode = ENCODING(SIGNED_VB), CONDITION(ALWAYS)},
-    {"servo",       2, UNSIGNED, .Ipredict = PREDICT(1500),    .Iencode = ENCODING(SIGNED_VB),   .Ppredict = PREDICT(PREVIOUS),      .Pencode = ENCODING(SIGNED_VB), CONDITION(ALWAYS)},
-    {"servo",       3, UNSIGNED, .Ipredict = PREDICT(1500),    .Iencode = ENCODING(SIGNED_VB),   .Ppredict = PREDICT(PREVIOUS),      .Pencode = ENCODING(SIGNED_VB), CONDITION(ALWAYS)},
-    {"servo",       4, UNSIGNED, .Ipredict = PREDICT(1500),    .Iencode = ENCODING(SIGNED_VB),   .Ppredict = PREDICT(PREVIOUS),      .Pencode = ENCODING(SIGNED_VB), CONDITION(ALWAYS)},
-    {"servo",       5, UNSIGNED, .Ipredict = PREDICT(1500),    .Iencode = ENCODING(SIGNED_VB),   .Ppredict = PREDICT(PREVIOUS),      .Pencode = ENCODING(SIGNED_VB), CONDITION(ALWAYS)},
-    {"servo",       6, UNSIGNED, .Ipredict = PREDICT(1500),    .Iencode = ENCODING(SIGNED_VB),   .Ppredict = PREDICT(PREVIOUS),      .Pencode = ENCODING(SIGNED_VB), CONDITION(ALWAYS)},
-    {"servo",       7, UNSIGNED, .Ipredict = PREDICT(1500),    .Iencode = ENCODING(SIGNED_VB),   .Ppredict = PREDICT(PREVIOUS),      .Pencode = ENCODING(SIGNED_VB), CONDITION(ALWAYS)},
+    /* Tricopter tail servo */
+    {"servo",       5, UNSIGNED, .Ipredict = PREDICT(1500),    .Iencode = ENCODING(SIGNED_VB),   .Ppredict = PREDICT(PREVIOUS),      .Pencode = ENCODING(SIGNED_VB), CONDITION(TRICOPTER)},
 
 #ifdef NAV_BLACKBOX
     {"navState",  -1, SIGNED,   .Ipredict = PREDICT(0),       .Iencode = ENCODING(SIGNED_VB),   .Ppredict = PREDICT(PREVIOUS),      .Pencode = ENCODING(SIGNED_VB), CONDITION(ALWAYS)},
@@ -798,9 +791,9 @@ static void writeIntraframe(void)
         blackboxWriteSignedVB(blackboxCurrent->motor[x] - blackboxCurrent->motor[0]);
     }
 
-    for (int x = 0; x < MAX_SUPPORTED_SERVOS; x++) {
-        //Assume that servos spends most of its time around the center
-        blackboxWriteSignedVB(blackboxCurrent->servo[x] - servoParams(x)->middle);
+    if (testBlackboxCondition(FLIGHT_LOG_FIELD_CONDITION_TRICOPTER)) {
+        //Assume the tail spends most of its time around the center
+        blackboxWriteSignedVB(blackboxCurrent->servo[5] - 1500);
     }
 
 #ifdef NAV_BLACKBOX
@@ -1001,7 +994,9 @@ static void writeInterframe(void)
     }
     blackboxWriteMainStateArrayUsingAveragePredictor(offsetof(blackboxMainState_t, motor),     getMotorCount());
 
-    blackboxWriteMainStateArrayUsingAveragePredictor(offsetof(blackboxMainState_t, servo),     MAX_SUPPORTED_SERVOS);
+    if (testBlackboxCondition(FLIGHT_LOG_FIELD_CONDITION_TRICOPTER)) {
+        blackboxWriteSignedVB(blackboxCurrent->servo[5] - blackboxLast->servo[5]);
+    }
 
 #ifdef NAV_BLACKBOX
     blackboxWriteSignedVB(blackboxCurrent->navState - blackboxLast->navState);
@@ -1411,9 +1406,8 @@ static void loadMainState(timeUs_t currentTimeUs)
 
     blackboxCurrent->rssi = getRSSI();
 
-    for (int i = 0; i < MAX_SUPPORTED_SERVOS; i++) {
-        blackboxCurrent->servo[i] = servo[i];
-    }
+    //Tail servo for tricopters
+    blackboxCurrent->servo[5] = servo[5];
 
 #ifdef NAV_BLACKBOX
     blackboxCurrent->navState = navCurrentState;