intel pstate handle

pardus · Jul 8, 2024 · c254a37 · c254a37
1 parent 0bb57ce
commit c254a37
Showing 1 changed file with 15 additions and 0 deletions.
diff --git a/src/service/backends/power.py b/src/service/backends/power.py
@@ -81,6 +81,13 @@ def _powersave():
     # platform profile
     writefile("/sys/firmware/acpi/platform_profile","low-power")
 
+    # intel pstate
+    freq_path="/sys/devices/system/cpu/cpufreq/"
+    for dir in listdir(freq_path):
+        if dir.startswith("policy"):
+            epath="energy_performance_preferences"
+            writefile("{}/{}/{}".format(freq_path, dir, epath), "power")
+
     # less disk activity
     writefile("/proc/sys/vm/dirty_writeback_centisecs",1500)
     writefile("/proc/sys/vm/dirty_expire_centisecs",3000)
@@ -211,6 +218,14 @@ def _performance():
     # platform profile
     writefile("/sys/firmware/acpi/platform_profile","performance")
 
+    # intel pstate
+    freq_path="/sys/devices/system/cpu/cpufreq/"
+    for dir in listdir(freq_path):
+        if dir.startswith("policy"):
+            epath="energy_performance_preferences"
+            writefile("{}/{}/{}".format(freq_path, dir, epath), "performance")
+
+
     # more disk activity
     writefile("/proc/sys/vm/dirty_writeback_centisecs",500)
     writefile("/proc/sys/vm/dirty_expire_centisecs",500)