From 863198a73f8a07663a6a5f7c088631aa72b5fb45 Mon Sep 17 00:00:00 2001
From: Giuliano Zaro <3684609+GMagician@users.noreply.github.com>
Date: Sat, 5 Aug 2023 06:56:40 +0200
Subject: [PATCH] =?UTF-8?q?=E2=9C=A8=20VOLUMETRIC=5FEXTRUDER=5FLIMIT=5FMAX?=
 =?UTF-8?q?=20(#25884)?=
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---
 Marlin/Configuration_adv.h            | 3 ++-
 Marlin/src/gcode/config/M200-M205.cpp | 4 ++--
 Marlin/src/lcd/menu/menu_advanced.cpp | 4 ++--
 3 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/Marlin/Configuration_adv.h b/Marlin/Configuration_adv.h
index 2577c27557..8e66d7555d 100644
--- a/Marlin/Configuration_adv.h
+++ b/Marlin/Configuration_adv.h
@@ -3805,7 +3805,8 @@
      * Use 'M200 [T<extruder>] L<limit>' to override and 'M502' to reset.
      * A non-zero value activates Volume-based Extrusion Limiting.
      */
-    #define DEFAULT_VOLUMETRIC_EXTRUDER_LIMIT 0.00      // (mm^3/sec)
+    #define DEFAULT_VOLUMETRIC_EXTRUDER_LIMIT  0.00     // (mm^3/sec)
+    #define VOLUMETRIC_EXTRUDER_LIMIT_MAX     20        // (mm^3/sec)
   #endif
 #endif
 
diff --git a/Marlin/src/gcode/config/M200-M205.cpp b/Marlin/src/gcode/config/M200-M205.cpp
index e5e1edf326..06fbef631e 100644
--- a/Marlin/src/gcode/config/M200-M205.cpp
+++ b/Marlin/src/gcode/config/M200-M205.cpp
@@ -64,10 +64,10 @@
       if (parser.seenval('L')) {
         // Set volumetric limit (in mm^3/sec)
         const float lval = parser.value_float();
-        if (WITHIN(lval, 0, 20))
+        if (WITHIN(lval, 0, VOLUMETRIC_EXTRUDER_LIMIT_MAX))
           planner.set_volumetric_extruder_limit(target_extruder, lval);
         else
-          SERIAL_ECHOLNPGM("?L value out of range (0-20).");
+          SERIAL_ECHOLNPGM("?L value out of range (0-" STRINGIFY(VOLUMETRIC_EXTRUDER_LIMIT_MAX) ").");
       }
     #endif
 
diff --git a/Marlin/src/lcd/menu/menu_advanced.cpp b/Marlin/src/lcd/menu/menu_advanced.cpp
index 7cf4d34cb7..2bcd4e681b 100644
--- a/Marlin/src/lcd/menu/menu_advanced.cpp
+++ b/Marlin/src/lcd/menu/menu_advanced.cpp
@@ -120,10 +120,10 @@ void menu_backlash();
       EDIT_ITEM(bool, MSG_VOLUMETRIC_ENABLED, &parser.volumetric_enabled, planner.calculate_volumetric_multipliers);
 
       #if ENABLED(VOLUMETRIC_EXTRUDER_LIMIT)
-        EDIT_ITEM_FAST(float42_52, MSG_VOLUMETRIC_LIMIT, &planner.volumetric_extruder_limit[active_extruder], 0.0f, 20.0f, planner.calculate_volumetric_extruder_limits);
+        EDIT_ITEM_FAST(float42_52, MSG_VOLUMETRIC_LIMIT, &planner.volumetric_extruder_limit[active_extruder], 0.0f, float(VOLUMETRIC_EXTRUDER_LIMIT_MAX), planner.calculate_volumetric_extruder_limits);
         #if HAS_MULTI_EXTRUDER
           EXTRUDER_LOOP()
-            EDIT_ITEM_FAST_N(float42_52, e, MSG_VOLUMETRIC_LIMIT_E, &planner.volumetric_extruder_limit[e], 0.0f, 20.00f, planner.calculate_volumetric_extruder_limits);
+            EDIT_ITEM_FAST_N(float42_52, e, MSG_VOLUMETRIC_LIMIT_E, &planner.volumetric_extruder_limit[e], 0.0f, float(VOLUMETRIC_EXTRUDER_LIMIT_MAX), planner.calculate_volumetric_extruder_limits);
         #endif
       #endif