From 4ea034ce030f0e6b4ccd1549ac230744e8d26e7a Mon Sep 17 00:00:00 2001
From: Cameron Clough <cameronjclough@gmail.com>
Date: Thu, 24 Apr 2025 15:45:10 +0100
Subject: [PATCH] add set_display_power to hardware.py

---
 system/hardware/base.py          | 4 ++++
 system/hardware/pc/hardware.py   | 3 +++
 system/hardware/tici/hardware.py | 7 +++++++
 3 files changed, 14 insertions(+)

diff --git a/system/hardware/base.py b/system/hardware/base.py
index c7c765f20a..f2c627d339 100644
--- a/system/hardware/base.py
+++ b/system/hardware/base.py
@@ -130,6 +130,10 @@ class HardwareBase(ABC):
   def get_thermal_config(self):
     return ThermalConfig()
 
+  @abstractmethod
+  def set_display_power(self, on: bool):
+    pass
+
   @abstractmethod
   def set_screen_brightness(self, percentage):
     pass
diff --git a/system/hardware/pc/hardware.py b/system/hardware/pc/hardware.py
index 017a449c90..091f6a9b25 100644
--- a/system/hardware/pc/hardware.py
+++ b/system/hardware/pc/hardware.py
@@ -53,6 +53,9 @@ class Pc(HardwareBase):
   def shutdown(self):
     print("SHUTDOWN!")
 
+  def set_display_power(self, on):
+    pass
+
   def set_screen_brightness(self, percentage):
     pass
 
diff --git a/system/hardware/tici/hardware.py b/system/hardware/tici/hardware.py
index 15480bab50..ffa852403f 100644
--- a/system/hardware/tici/hardware.py
+++ b/system/hardware/tici/hardware.py
@@ -341,6 +341,13 @@ class Tici(HardwareBase):
                          exhaust=exhaust,
                          case=case)
 
+  def set_display_power(self, on):
+    try:
+      with open("/sys/class/backlight/panel0-backlight/bl_power", "w") as f:
+        f.write("0" if on else "4")
+    except Exception:
+      pass
+
   def set_screen_brightness(self, percentage):
     try:
       with open("/sys/class/backlight/panel0-backlight/max_brightness") as f: