Adjust usage of stepper.synchronize

Marlin/src/gcode/bedlevel/G26.cpp

@@ -240,8 +240,6 @@ void move_to(const float &rx, const float &ry, const float &z, const float &e_de
     destination[E_AXIS] = current_position[E_AXIS];
 
     G26_line_to_destination(feed_value);
-
-    stepper.synchronize();
     set_destination_from_current();
   }
 
@@ -256,8 +254,6 @@ void move_to(const float &rx, const float &ry, const float &z, const float &e_de
   destination[E_AXIS] += e_delta;
 
   G26_line_to_destination(feed_value);
-
-  stepper.synchronize();
   set_destination_from_current();
 }
 
@@ -499,13 +495,11 @@ inline bool prime_nozzle() {
           if (Total_Prime >= EXTRUDE_MAXLENGTH) return G26_ERR;
         #endif
         G26_line_to_destination(planner.max_feedrate_mm_s[E_AXIS] / 15.0);
-
+        set_destination_from_current();
         stepper.synchronize();    // Without this synchronize, the purge is more consistent,
                                   // but because the planner has a buffer, we won't be able
                                   // to stop as quickly. So we put up with the less smooth
                                   // action to give the user a more responsive 'Stop'.
-        set_destination_from_current();
-        idle();
       }
 
       wait_for_release();
@@ -526,7 +520,6 @@ inline bool prime_nozzle() {
     set_destination_from_current();
     destination[E_AXIS] += g26_prime_length;
     G26_line_to_destination(planner.max_feedrate_mm_s[E_AXIS] / 15.0);
-    stepper.synchronize();
     set_destination_from_current();
     retract_filament(destination);
   }
@@ -700,7 +693,6 @@ void GcodeSuite::G26() {
 
   if (current_position[Z_AXIS] < Z_CLEARANCE_BETWEEN_PROBES) {
     do_blocking_move_to_z(Z_CLEARANCE_BETWEEN_PROBES);
-    stepper.synchronize();
     set_current_from_destination();
   }
 

Marlin/src/gcode/bedlevel/abl/G29.cpp

@@ -949,8 +949,8 @@ void GcodeSuite::G29() {
       #if ENABLED(DEBUG_LEVELING_FEATURE)
         if (DEBUGGING(LEVELING)) SERIAL_ECHOLNPAIR("Z Probe End Script: ", Z_PROBE_END_SCRIPT);
       #endif
-      enqueue_and_echo_commands_P(PSTR(Z_PROBE_END_SCRIPT));
       stepper.synchronize();
+      enqueue_and_echo_commands_P(PSTR(Z_PROBE_END_SCRIPT));
     #endif
 
     // Auto Bed Leveling is complete! Enable if possible.

Marlin/src/gcode/control/M80_M81.cpp

@@ -108,7 +108,6 @@ void GcodeSuite::M81() {
   safe_delay(1000); // Wait 1 second before switching off
 
   #if HAS_SUICIDE
-    stepper.synchronize();
     suicide();
   #elif HAS_POWER_SWITCH
     PSU_OFF();

Marlin/src/gcode/host/M114.cpp

@@ -43,8 +43,6 @@
 
   void report_current_position_detail() {
 
-    stepper.synchronize();
-
     SERIAL_PROTOCOLPGM("\nLogical:");
     const float logical[XYZ] = {
       LOGICAL_X_POSITION(current_position[X_AXIS]),
@@ -79,6 +77,8 @@
       report_xyz(delta);
     #endif
 
+    stepper.synchronize();
+
     SERIAL_PROTOCOLPGM("Stepper:");
     LOOP_XYZE(i) {
       SERIAL_CHAR(' ');

Marlin/src/gcode/lcd/M0_M1.cpp

@@ -58,6 +58,8 @@ void GcodeSuite::M0_M1() {
 
   const bool has_message = !hasP && !hasS && args && *args;
 
+  stepper.synchronize();
+
   #if ENABLED(ULTIPANEL)
 
     if (has_message)
@@ -81,8 +83,6 @@ void GcodeSuite::M0_M1() {
   KEEPALIVE_STATE(PAUSED_FOR_USER);
   wait_for_user = true;
 
-  stepper.synchronize();
-
   if (ms > 0) {
     ms += millis();  // wait until this time for a click
     while (PENDING(millis(), ms) && wait_for_user) idle();