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Added backlight patch for CAT

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This commit is contained in:
Nehemiah of Zebulun 2023-11-10 16:12:30 -05:00
parent 37440670a7
commit 0c1ca8abe8
1 changed files with 30 additions and 30 deletions
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60
cat/patches/button_backlights.patch
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@ -1,60 +1,60 @@
diff --git a/services/core/java/com/android/server/display/DisplayPowerController.java b/services/core/java/com/android/server/display/DisplayPowerController.java
index 7c0f4197363..a46b96ae5fa 100644
index 7c0f4197363..16758ba496e 100644
--- a/services/core/java/com/android/server/display/DisplayPowerController.java
+++ b/services/core/java/com/android/server/display/DisplayPowerController.java
@@ -63,6 +63,10 @@ import com.android.server.display.whitebalance.DisplayWhiteBalanceFactory;
@@ -63,7 +63,12 @@ import com.android.server.display.whitebalance.DisplayWhiteBalanceFactory;
import com.android.server.display.whitebalance.DisplayWhiteBalanceSettings;
import com.android.server.policy.WindowManagerPolicy;
+// Button backlights
+import com.android.server.lights.LightsManager;
+import com.android.server.lights.LogicalLight;
+
+import java.io.BufferedWriter;
+import java.io.File;
+import java.io.FileWriter;
+import java.io.IOException;
import java.io.PrintWriter;
+import java.io.Writer;
import java.util.List;
@@ -258,6 +262,10 @@ final class DisplayPowerController implements AutomaticBrightnessController.Call
// Must only be accessed on the handler thread.
private DisplayPowerState mPowerState;
/**
@@ -561,6 +566,18 @@ final class DisplayPowerController implements AutomaticBrightnessController.Call
mDisplayWhiteBalanceController = displayWhiteBalanceController;
}
+ // Buttons backlight
+ private LightsManager mLightsManager;
+ private LogicalLight mButtonsLight;
+ private void changeKeyboardBacklightState(String value) {
+ try {
+ File outputFile = new File("/sys/class/leds/keyboard_light/", "brightness");
+ Writer writer = new BufferedWriter(new FileWriter(outputFile));
+
// True if the device should wait for negative proximity sensor before
// waking up the screen. This is set to false as soon as a negative
// proximity sensor measurement is observed or when the device is forced to
@@ -686,6 +694,9 @@ final class DisplayPowerController implements AutomaticBrightnessController.Call
mPowerState = new DisplayPowerState(mBlanker,
mColorFadeEnabled ? new ColorFade(Display.DEFAULT_DISPLAY) : null);
+ mLightsManager = LocalServices.getService(LightsManager.class);
+ mButtonsLight = mLightsManager.getLight(LightsManager.LIGHT_ID_KEYBOARD);
+ writer.write(value);
+ writer.close();
+ } catch (IOException e) {
+ Slog.d("NEHEMIAH", "Sorry, failed to change the value of the keyboard backlight");
+ }
+ }
+
if (mColorFadeEnabled) {
mColorFadeOnAnimator = ObjectAnimator.ofFloat(
mPowerState, DisplayPowerState.COLOR_FADE_LEVEL, 0.0f, 1.0f);
@@ -1154,6 +1165,7 @@ final class DisplayPowerController implements AutomaticBrightnessController.Call
private Sensor findDisplayLightSensor(String sensorType) {
if (!TextUtils.isEmpty(sensorType)) {
List<Sensor> sensors = mSensorManager.getSensorList(Sensor.TYPE_ALL);
@@ -1154,6 +1171,7 @@ final class DisplayPowerController implements AutomaticBrightnessController.Call
&& mReportedScreenStateToPolicy == REPORTED_TO_POLICY_SCREEN_TURNING_ON) {
setReportedScreenState(REPORTED_TO_POLICY_SCREEN_ON);
mWindowManagerPolicy.screenTurnedOn();
+ mButtonsLight.setBrightness(PowerManager.BRIGHTNESS_MAX);
+ changeKeyboardBacklightState("255");
}
// Grab a wake lock if we have unfinished business.
@@ -1310,6 +1322,7 @@ final class DisplayPowerController implements AutomaticBrightnessController.Call
@@ -1310,6 +1328,7 @@ final class DisplayPowerController implements AutomaticBrightnessController.Call
setReportedScreenState(REPORTED_TO_POLICY_SCREEN_OFF);
unblockScreenOn();
mWindowManagerPolicy.screenTurnedOff();
+ mButtonsLight.setBrightness(PowerManager.BRIGHTNESS_MIN);
+ changeKeyboardBacklightState("0");
} else if (!isOff
&& mReportedScreenStateToPolicy == REPORTED_TO_POLICY_SCREEN_TURNING_OFF) {
@@ -1317,6 +1330,7 @@ final class DisplayPowerController implements AutomaticBrightnessController.Call
@@ -1317,6 +1336,7 @@ final class DisplayPowerController implements AutomaticBrightnessController.Call
// Complete the full state transition on -> turningOff -> off.
unblockScreenOff();
mWindowManagerPolicy.screenTurnedOff();
+ mButtonsLight.setBrightness(PowerManager.BRIGHTNESS_MIN);
+ changeKeyboardBacklightState("0");
setReportedScreenState(REPORTED_TO_POLICY_SCREEN_OFF);
}
if (!isOff && mReportedScreenStateToPolicy == REPORTED_TO_POLICY_SCREEN_OFF) {