Use cs.max_feedrate_silent, cs.max_acceleration_units_per_sq_second_silent from ConfigurationStore.

Firmware/ConfigurationStore.cpp

@@ -99,9 +99,9 @@ void Config_PrintSettings(uint8_t level)
 		),
 		echomagic, echomagic, cs.axis_steps_per_unit[X_AXIS], cs.axis_steps_per_unit[Y_AXIS], cs.axis_steps_per_unit[Z_AXIS], cs.axis_steps_per_unit[E_AXIS],
 		echomagic, echomagic, cs.max_feedrate_normal[X_AXIS], cs.max_feedrate_normal[Y_AXIS], cs.max_feedrate_normal[Z_AXIS], cs.max_feedrate_normal[E_AXIS],
-		echomagic, echomagic, max_feedrate_silent[X_AXIS], max_feedrate_silent[Y_AXIS], max_feedrate_silent[Z_AXIS], max_feedrate_silent[E_AXIS],
+		echomagic, echomagic, cs.max_feedrate_silent[X_AXIS], cs.max_feedrate_silent[Y_AXIS], cs.max_feedrate_silent[Z_AXIS], cs.max_feedrate_silent[E_AXIS],
 		echomagic, echomagic, cs.max_acceleration_units_per_sq_second_normal[X_AXIS], cs.max_acceleration_units_per_sq_second_normal[Y_AXIS], cs.max_acceleration_units_per_sq_second_normal[Z_AXIS], cs.max_acceleration_units_per_sq_second_normal[E_AXIS],
-		echomagic, echomagic, max_acceleration_units_per_sq_second_silent[X_AXIS], max_acceleration_units_per_sq_second_silent[Y_AXIS], max_acceleration_units_per_sq_second_silent[Z_AXIS], max_acceleration_units_per_sq_second_silent[E_AXIS],
+		echomagic, echomagic, cs.max_acceleration_units_per_sq_second_silent[X_AXIS], cs.max_acceleration_units_per_sq_second_silent[Y_AXIS], cs.max_acceleration_units_per_sq_second_silent[Z_AXIS], cs.max_acceleration_units_per_sq_second_silent[E_AXIS],
 		echomagic, echomagic, cs.acceleration, cs.retract_acceleration,
 		echomagic, echomagic, cs.minimumfeedrate, cs.mintravelfeedrate, cs.minsegmenttime, cs.max_jerk[X_AXIS], cs.max_jerk[Y_AXIS], cs.max_jerk[Z_AXIS], cs.max_jerk[E_AXIS],
 		echomagic, echomagic, cs.add_homing[X_AXIS], cs.add_homing[Y_AXIS], cs.add_homing[Z_AXIS]
@@ -250,12 +250,12 @@ bool Config_RetrieveSettings(uint16_t offset)
 		{
 			if (cs.max_feedrate_normal[j] > NORMAL_MAX_FEEDRATE_XY)
 				cs.max_feedrate_normal[j] = NORMAL_MAX_FEEDRATE_XY;
-			if (max_feedrate_silent[j] > SILENT_MAX_FEEDRATE_XY)
-				max_feedrate_silent[j] = SILENT_MAX_FEEDRATE_XY;
+			if (cs.max_feedrate_silent[j] > SILENT_MAX_FEEDRATE_XY)
+				cs.max_feedrate_silent[j] = SILENT_MAX_FEEDRATE_XY;
 			if (cs.max_acceleration_units_per_sq_second_normal[j] > NORMAL_MAX_ACCEL_XY)
 				cs.max_acceleration_units_per_sq_second_normal[j] = NORMAL_MAX_ACCEL_XY;
-			if (max_acceleration_units_per_sq_second_silent[j] > SILENT_MAX_ACCEL_XY)
-				max_acceleration_units_per_sq_second_silent[j] = SILENT_MAX_ACCEL_XY;
+			if (cs.max_acceleration_units_per_sq_second_silent[j] > SILENT_MAX_ACCEL_XY)
+				cs.max_acceleration_units_per_sq_second_silent[j] = SILENT_MAX_ACCEL_XY;
 		}
 #endif //TMC2130
 

Firmware/ConfigurationStore.h

@@ -33,7 +33,7 @@ typedef struct
     float retract_recover_feedrate;
     bool volumetric_enabled;
     float filament_size[1]; //!< cross-sectional area of filament (in millimeters), typically around 1.75 or 2.85, 0 disables the volumetric calculations for the extruder.
-    float max_feedrate_silent[4];
+    float max_feedrate_silent[4]; //!< max speeds for silent mode
     unsigned long max_acceleration_units_per_sq_second_silent[4];
 } __attribute__ ((packed)) M500_conf;
 

Firmware/Marlin_main.cpp

@@ -5875,7 +5875,7 @@ Sigma_Exit:
 						val_silent = SILENT_MAX_ACCEL_XY;
 				}
 				cs.max_acceleration_units_per_sq_second_normal[i] = val;
-				max_acceleration_units_per_sq_second_silent[i] = val_silent;
+				cs.max_acceleration_units_per_sq_second_silent[i] = val_silent;
 #else //TMC2130
 				max_acceleration_units_per_sq_second[i] = val;
 #endif //TMC2130
@@ -5907,7 +5907,7 @@ Sigma_Exit:
 						val_silent = SILENT_MAX_FEEDRATE_XY;
 				}
 				cs.max_feedrate_normal[i] = val;
-				max_feedrate_silent[i] = val_silent;
+				cs.max_feedrate_silent[i] = val_silent;
 #else //TMC2130
 				max_feedrate[i] = val;
 #endif //TMC2130

Firmware/planner.cpp

@@ -73,12 +73,10 @@
 //===========================================================================
 
 // Use M203 to override by software
-float max_feedrate_silent[NUM_AXIS];       // max speeds for silent mode
 float* max_feedrate = cs.max_feedrate_normal;
 
 
 // Use M201 to override by software
-unsigned long max_acceleration_units_per_sq_second_silent[NUM_AXIS];
 unsigned long* max_acceleration_units_per_sq_second = cs.max_acceleration_units_per_sq_second_normal;
 unsigned long axis_steps_per_sqr_second[NUM_AXIS];
 
@@ -1318,8 +1316,8 @@ void update_mode_profile()
 	}
 	else if (tmc2130_mode == TMC2130_MODE_SILENT)
 	{
-		max_feedrate = max_feedrate_silent;
-		max_acceleration_units_per_sq_second = max_acceleration_units_per_sq_second_silent;
+		max_feedrate = cs.max_feedrate_silent;
+		max_acceleration_units_per_sq_second = cs.max_acceleration_units_per_sq_second_silent;
 	}
 	reset_acceleration_rates();
 }

Firmware/planner.h

@@ -159,12 +159,10 @@ extern bool e_active();
 void check_axes_activity();
 
 // Use M203 to override by software
-extern float max_feedrate_silent[NUM_AXIS];
 extern float* max_feedrate;
 
 
 // Use M201 to override by software
-extern unsigned long max_acceleration_units_per_sq_second_silent[NUM_AXIS];
 extern unsigned long* max_acceleration_units_per_sq_second; 
 extern unsigned long axis_steps_per_sqr_second[NUM_AXIS];