Finish AUTO_POWER_CONTROL implementation

Followup to #9503

Marlin/src/Marlin.cpp

 }
 
 void enable_all_steppers() {
+  #if ENABLED(AUTO_POWER_CONTROL)
+    powerManager.power_on();
+  #endif
   enable_X();
   enable_Y();
   enable_Z();
     controllerfan_update(); // Check if fan should be turned on to cool stepper drivers down
   #endif
 
+  #if ENABLED(AUTO_POWER_CONTROL)
+    powerManager.check();
+  #endif
+
   #if ENABLED(EXTRUDER_RUNOUT_PREVENT)
     if (thermalManager.degHotend(active_extruder) > EXTRUDER_RUNOUT_MINTEMP
       && ELAPSED(ms, gcode.previous_cmd_ms + (EXTRUDER_RUNOUT_SECONDS) * 1000UL)

Marlin/src/module/planner.cpp

   #include "../feature/mixing.h"
 #endif
 
+#if ENABLED(AUTO_POWER_CONTROL)
+  #include "../feature/power.h"
+#endif
+
 Planner planner;
 
   // public:
 
   block->active_extruder = extruder;
 
+  #if ENABLED(AUTO_POWER_CONTROL)
+    if (block->steps[X_AXIS] || block->steps[Y_AXIS] || block->steps[Z_AXIS])
+        powerManager.power_on();
+  #endif
+
   //enable active axes
   #if CORE_IS_XY
     if (block->steps[A_AXIS] || block->steps[B_AXIS]) {
   // Enable extruder(s)
   if (esteps) {
 
+    #if ENABLED(AUTO_POWER_CONTROL)
+      powerManager.power_on();
+    #endif
+
     #if ENABLED(DISABLE_INACTIVE_EXTRUDER) // Enable only the selected extruder
 
       #define DISABLE_IDLE_E(N) if (!g_uc_extruder_last_move[N]) disable_E##N();