From 97546bf55b20f10fa8952efbd232481e11e9f916 Mon Sep 17 00:00:00 2001
From: ellensp <530024+ellensp@users.noreply.github.com>
Date: Thu, 25 Jan 2024 09:33:02 +1300
Subject: [PATCH] =?UTF-8?q?=F0=9F=9A=B8=20PLR=20recover=20chamber=20temp?=
 =?UTF-8?q?=20(#26696)?=
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---
 Marlin/src/feature/powerloss.cpp | 12 ++++++++++++
 Marlin/src/feature/powerloss.h   |  3 +++
 2 files changed, 15 insertions(+)

diff --git a/Marlin/src/feature/powerloss.cpp b/Marlin/src/feature/powerloss.cpp
index 495f789f04..70fac66fce 100644
--- a/Marlin/src/feature/powerloss.cpp
+++ b/Marlin/src/feature/powerloss.cpp
@@ -228,6 +228,8 @@ void PrintJobRecovery::save(const bool force/*=false*/, const float zraise/*=POW
 
     TERN_(HAS_HEATED_BED, info.target_temperature_bed = thermalManager.degTargetBed());
 
+    TERN_(HAS_HEATED_CHAMBER, info.target_temperature_chamber = thermalManager.degTargetChamber());
+
     TERN_(HAS_FAN, COPY(info.fan_speed, thermalManager.fan_speed));
 
     #if HAS_LEVELING
@@ -383,6 +385,12 @@ void PrintJobRecovery::resume() {
     PROCESS_SUBCOMMANDS_NOW(F("M420S0"));
   #endif
 
+  #if HAS_HEATED_CHAMBER
+    // Restore the chamber temperature
+    const celsius_t ct = info.target_temperature_chamber;
+    if (ct) PROCESS_SUBCOMMANDS_NOW(TS(F("M191S"), ct));
+  #endif
+
   #if HAS_HEATED_BED
     // Restore the bed temperature
     const celsius_t bt = info.target_temperature_bed;
@@ -633,6 +641,10 @@ void PrintJobRecovery::resume() {
           DEBUG_ECHOLNPGM("target_temperature_bed: ", info.target_temperature_bed);
         #endif
 
+        #if HAS_HEATED_CHAMBER
+          DEBUG_ECHOLNPGM("target_temperature_chamber: ", info.target_temperature_chamber);
+        #endif
+
         #if HAS_FAN
           DEBUG_ECHOPGM("fan_speed: ");
           FANS_LOOP(i) {
diff --git a/Marlin/src/feature/powerloss.h b/Marlin/src/feature/powerloss.h
index f87691cd09..579731ffdd 100644
--- a/Marlin/src/feature/powerloss.h
+++ b/Marlin/src/feature/powerloss.h
@@ -87,6 +87,9 @@ typedef struct {
   #if HAS_HEATED_BED
     celsius_t target_temperature_bed;
   #endif
+  #if HAS_HEATED_CHAMBER
+    celsius_t target_temperature_chamber;
+  #endif
   #if HAS_FAN
     uint8_t fan_speed[FAN_COUNT];
   #endif