From 83812e398764cb51f0fc6c9ddce9d01d4a007398 Mon Sep 17 00:00:00 2001
From: matkovic <matkovic.tilen@gmail.com>
Date: Sun, 6 Mar 2022 00:24:02 +0100
Subject: [PATCH 1/4] fan EC update only when needed

---
 Core/StagWare.FanControl/Fan.cs | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/Core/StagWare.FanControl/Fan.cs b/Core/StagWare.FanControl/Fan.cs
index 3aac7e01..671a5fdc 100644
--- a/Core/StagWare.FanControl/Fan.cs
+++ b/Core/StagWare.FanControl/Fan.cs
@@ -32,6 +32,7 @@ internal class Fan
         private readonly Dictionary<int, FanSpeedPercentageOverride> overriddenValues;
 
         private float targetFanSpeed;
+        private float previousTargetFanSpeed = 0;
 
         #endregion
 
@@ -135,7 +136,9 @@ public virtual void SetTargetSpeed(float speed, float temperature, bool readOnly
 
             if (!readOnly)
             {
-                ECWriteValue(PercentageToFanSpeed(speed));
+                if(previousTargetFanSpeed != speed)
+                    ECWriteValue(PercentageToFanSpeed(speed));
+                previousTargetFanSpeed = speed;
             }
         }
 

From f9c398f276eb60ecd87ed662b5fdea7beb8d05ba Mon Sep 17 00:00:00 2001
From: matkovic <matkovic.tilen@gmail.com>
Date: Sun, 6 Mar 2022 00:25:32 +0100
Subject: [PATCH 2/4] add thinkpad lenovo e570 config

---
 Configs/Lenovo ThinkPad E570.xml | 46 ++++++++++++++++++++++++++++++++
 1 file changed, 46 insertions(+)
 create mode 100644 Configs/Lenovo ThinkPad E570.xml

diff --git a/Configs/Lenovo ThinkPad E570.xml b/Configs/Lenovo ThinkPad E570.xml
new file mode 100644
index 00000000..4e254591
--- /dev/null
+++ b/Configs/Lenovo ThinkPad E570.xml	
@@ -0,0 +1,46 @@
+<?xml version="1.0"?>
+<FanControlConfigV2 xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
+  <NotebookModel>Lenovo Thinkpad E570</NotebookModel>
+  <Author>matkovic</Author>
+  <EcPollInterval>1000</EcPollInterval>
+  <ReadWriteWords>false</ReadWriteWords>
+  <CriticalTemperature>75</CriticalTemperature>
+  <FanConfigurations>
+    <FanConfiguration>
+      <ReadRegister>133</ReadRegister>
+      <WriteRegister>47</WriteRegister>
+      <MinSpeedValue>0</MinSpeedValue>
+      <MaxSpeedValue>64</MaxSpeedValue>
+      <IndependentReadMinMaxValues>true</IndependentReadMinMaxValues>
+      <MinSpeedValueRead>0</MinSpeedValueRead>
+      <MaxSpeedValueRead>72</MaxSpeedValueRead>
+      <ResetRequired>true</ResetRequired>
+      <FanSpeedResetValue>128</FanSpeedResetValue>
+      <FanDisplayName>System Fan</FanDisplayName>
+      <TemperatureThresholds>
+		<TemperatureThreshold>
+      	  <FanSpeed>0</FanSpeed>
+		  <UpThreshold>0</UpThreshold>
+		  <DownThreshold>0</DownThreshold>
+		</TemperatureThreshold>
+        <TemperatureThreshold>
+          <UpThreshold>50</UpThreshold>
+          <DownThreshold>30</DownThreshold>
+          <FanSpeed>4</FanSpeed>
+        </TemperatureThreshold>
+        <TemperatureThreshold>
+          <UpThreshold>60</UpThreshold>
+          <DownThreshold>50</DownThreshold>
+          <FanSpeed>6</FanSpeed>
+        </TemperatureThreshold>
+        <TemperatureThreshold>
+          <UpThreshold>70</UpThreshold>
+          <DownThreshold>60</DownThreshold>
+          <FanSpeed>8</FanSpeed>
+        </TemperatureThreshold>
+      </TemperatureThresholds>
+      <FanSpeedPercentageOverrides />
+    </FanConfiguration>
+  </FanConfigurations>
+  <RegisterWriteConfigurations />
+</FanControlConfigV2>
\ No newline at end of file

From 66bb0849b5ce0c72105af2ef2923aea7977889c1 Mon Sep 17 00:00:00 2001
From: matkovic <matkovic.tilen@gmail.com>
Date: Sun, 6 Mar 2022 01:00:50 +0100
Subject: [PATCH 3/4] add 100 temperature fan speed threshold

---
 Configs/Lenovo ThinkPad E570.xml | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Configs/Lenovo ThinkPad E570.xml b/Configs/Lenovo ThinkPad E570.xml
index 4e254591..60217230 100644
--- a/Configs/Lenovo ThinkPad E570.xml	
+++ b/Configs/Lenovo ThinkPad E570.xml	
@@ -38,6 +38,11 @@
           <DownThreshold>60</DownThreshold>
           <FanSpeed>8</FanSpeed>
         </TemperatureThreshold>
+		<TemperatureThreshold>
+		  <UpThreshold>90</UpThreshold>
+		  <DownThreshold>80</DownThreshold>
+		  <FanSpeed>100</FanSpeed>
+		</TemperatureThreshold>
       </TemperatureThresholds>
       <FanSpeedPercentageOverrides />
     </FanConfiguration>

From 5a9bf05147c3bfc269780e26eedc57a58fa469ff Mon Sep 17 00:00:00 2001
From: matkovic <matkovic.tilen@gmail.com>
Date: Sun, 6 Mar 2022 01:06:34 +0100
Subject: [PATCH 4/4] fix critical and 100 fan speed

---
 Configs/Lenovo ThinkPad E570.xml | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Configs/Lenovo ThinkPad E570.xml b/Configs/Lenovo ThinkPad E570.xml
index 60217230..939f7e31 100644
--- a/Configs/Lenovo ThinkPad E570.xml	
+++ b/Configs/Lenovo ThinkPad E570.xml	
@@ -39,8 +39,8 @@
           <FanSpeed>8</FanSpeed>
         </TemperatureThreshold>
 		<TemperatureThreshold>
-		  <UpThreshold>90</UpThreshold>
-		  <DownThreshold>80</DownThreshold>
+		  <UpThreshold>74</UpThreshold>
+		  <DownThreshold>73</DownThreshold>
 		  <FanSpeed>100</FanSpeed>
 		</TemperatureThreshold>
       </TemperatureThresholds>