Add GPU power saver mode.

py_modules/gpu_utils.py

@@ -50,6 +50,15 @@ def set_gpu_frequency(current_game_id):
     except Exception as e:
       decky_plugin.logger.error(f"{__name__} default mode error {e}")
       return False
+  elif gpu_mode == GpuModes.POWERSAVE.value:
+    try:
+      with open(GPU_LEVEL_PATH,'w') as f:
+        f.write("low")
+        f.close()
+      return True
+    except Exception as e:
+      decky_plugin.logger.error(f"{__name__} powersaver mode error {e}")
+      return False
   elif gpu_mode == GpuModes.RANGE.value:
     new_min = tdp_profile.get(GpuRange.MIN.value, 0)
     new_max = tdp_profile.get(GpuRange.MAX.value, 0)
@@ -70,11 +79,16 @@ def set_gpu_frequency_range(new_min: int, new_max: int):
     if not (new_min >= min and new_max <= max and new_min <= new_max):
       # invalid values, just change back to auto
       # decky_plugin.logger.info(f'auto')
-
-      with open(GPU_LEVEL_PATH,'w') as f:
-        f.write("auto")
-        f.close()
-      return True
+      if (new_min == 0):
+        with open(GPU_LEVEL_PATH,'w') as f:
+          f.write("auto")
+          f.close()
+        return True
+      elif (new_min == -1):
+        with open(GPU_LEVEL_PATH,'w') as f:
+          f.write("low")
+          f.close()
+        return True
     # decky_plugin.logger.info(f'manual')
 
     with open(GPU_LEVEL_PATH,'w') as file:

py_modules/plugin_enums.py

@@ -4,8 +4,9 @@ class GpuModes(Enum):
   DEFAULT = "DEFAULT"
   RANGE = "RANGE"
   FIXED = "FIXED"
+  POWERSAVE = "POWERSAVE"
 
 class GpuRange(Enum):
   MIN = "minGpuFrequency"
   MAX = "maxGpuFrequency"
-  FIXED = "fixedGpuFrequency"
+  FIXED = "fixedGpuFrequency"

py_modules/plugin_utils.py

@@ -81,6 +81,9 @@ def set_gpu_for_tdp_profile(tdp_profile):
         if gpu_mode == 'DEFAULT':
           set_gpu_frequency_range(0, 0)
           return True
+        elif gpu_mode == 'POWERSAVE':
+          set_gpu_frequency_range(-1, -1)
+          return True
         elif gpu_mode == 'FIXED' and fixed_frequency:
           set_gpu_frequency_range(fixed_frequency, fixed_frequency)
           return True
@@ -116,6 +119,8 @@ def persist_gpu(minGpuFrequency, maxGpuFrequency, game_id):
 
   if minGpuFrequency == 0 and maxGpuFrequency == 0:
     gpu_mode = 'DEFAULT'
+  elif minGpuFrequency == -1 and maxGpuFrequency == -1:
+    gpu_mode = 'POWERSAVE'
   elif minGpuFrequency == maxGpuFrequency:
     gpu_mode = 'FIXED'
     profile_contents["fixedGpuFrequency"] = maxGpuFrequency

src/backend/utils.tsx

@@ -30,6 +30,7 @@ export enum GpuModes {
   DEFAULT = "DEFAULT",
   RANGE = "RANGE",
   FIXED = "FIXED",
+  POWERSAVE = "POWERSAVE",
 }
 
 export enum ServerAPIMethods {

src/components/atoms/GpuModeSlider.tsx

@@ -7,6 +7,7 @@ enum Mode {
   DEFAULT = 0,
   RANGE = 1,
   FIXED = 2,
+  POWERSAVE = 3,
 }
 
 const GpuModeSlider: FC<{ showSeparator: boolean }> = ({ showSeparator }) => {