diff --git a/core/java/android/hardware/display/DisplayManager.java b/core/java/android/hardware/display/DisplayManager.java
index 0321e1df..97f6899 100644
--- a/core/java/android/hardware/display/DisplayManager.java
+++ b/core/java/android/hardware/display/DisplayManager.java
@@ -1669,6 +1669,46 @@
     }
 
     /**
+     * Gets the mapping between the doze brightness sensor values and brightness values. The doze
+     * brightness sensor is a light sensor used to determine the brightness while the device is
+     * dozing. Light sensor values are typically integers in the rage of 0-4. The returned values
+     * are between {@link PowerManager#BRIGHTNESS_MIN} and {@link PowerManager#BRIGHTNESS_MAX}, or
+     * -1 meaning that the current brightness should be kept.
+     * <p>
+     * Requires the {@link android.Manifest.permission#CONTROL_DISPLAY_BRIGHTNESS}
+     * permission.
+     * </p>
+     *
+     * @param displayId The ID of the display
+     *
+     * @hide
+     */
+    @RequiresPermission(Manifest.permission.CONTROL_DISPLAY_BRIGHTNESS)
+    @Nullable
+    public float[] getDozeBrightnessSensorValueToBrightness(int displayId) {
+        return mGlobal.getDozeBrightnessSensorValueToBrightness(displayId);
+    }
+
+    /**
+     * Gets the default doze brightness.
+     * The returned values are between {@link PowerManager#BRIGHTNESS_MIN} and
+     * {@link PowerManager#BRIGHTNESS_MAX}.
+     * <p>
+     * Requires the {@link android.Manifest.permission#CONTROL_DISPLAY_BRIGHTNESS}
+     * permission.
+     * </p>
+     *
+     * @param displayId The ID of the display
+     *
+     * @hide
+     */
+    @RequiresPermission(Manifest.permission.CONTROL_DISPLAY_BRIGHTNESS)
+    @FloatRange(from = 0f, to = 1f)
+    public float getDefaultDozeBrightness(int displayId) {
+        return mGlobal.getDefaultDozeBrightness(displayId);
+    }
+
+    /**
      * Listens for changes in available display devices.
      */
     public interface DisplayListener {
diff --git a/core/java/android/hardware/display/DisplayManagerGlobal.java b/core/java/android/hardware/display/DisplayManagerGlobal.java
index e9cd37a..cae33d0 100644
--- a/core/java/android/hardware/display/DisplayManagerGlobal.java
+++ b/core/java/android/hardware/display/DisplayManagerGlobal.java
@@ -21,6 +21,7 @@
 import static android.view.Display.HdrCapabilities.HdrType;
 
 import android.Manifest;
+import android.annotation.FloatRange;
 import android.annotation.IntDef;
 import android.annotation.NonNull;
 import android.annotation.Nullable;
@@ -1226,6 +1227,32 @@
         }
     }
 
+    /**
+     * @see DisplayManager#getDozeBrightnessSensorValueToBrightness
+     */
+    @RequiresPermission(Manifest.permission.CONTROL_DISPLAY_BRIGHTNESS)
+    @Nullable
+    public float[] getDozeBrightnessSensorValueToBrightness(int displayId) {
+        try {
+            return mDm.getDozeBrightnessSensorValueToBrightness(displayId);
+        } catch (RemoteException ex) {
+            throw ex.rethrowFromSystemServer();
+        }
+    }
+
+    /**
+     * @see DisplayManager#getDefaultDozeBrightness
+     */
+    @RequiresPermission(Manifest.permission.CONTROL_DISPLAY_BRIGHTNESS)
+    @FloatRange(from = 0f, to = 1f)
+    public float getDefaultDozeBrightness(int displayId) {
+        try {
+            return mDm.getDefaultDozeBrightness(displayId);
+        } catch (RemoteException ex) {
+            throw ex.rethrowFromSystemServer();
+        }
+    }
+
     private final class DisplayManagerCallback extends IDisplayManagerCallback.Stub {
         @Override
         public void onDisplayEvent(int displayId, @DisplayEvent int event) {
diff --git a/core/java/android/hardware/display/IDisplayManager.aidl b/core/java/android/hardware/display/IDisplayManager.aidl
index 77277ee..f3c21e9f 100644
--- a/core/java/android/hardware/display/IDisplayManager.aidl
+++ b/core/java/android/hardware/display/IDisplayManager.aidl
@@ -246,4 +246,12 @@
     // Restricts display modes to specified modeIds.
     @EnforcePermission("RESTRICT_DISPLAY_MODES")
     void requestDisplayModes(in IBinder token, int displayId, in @nullable int[] modeIds);
+
+    // Get the mapping between the doze brightness sensor values and brightness values
+    @EnforcePermission("CONTROL_DISPLAY_BRIGHTNESS")
+    float[] getDozeBrightnessSensorValueToBrightness(int displayId);
+
+    // Get the default doze brightness
+    @EnforcePermission("CONTROL_DISPLAY_BRIGHTNESS")
+    float getDefaultDozeBrightness(int displayId);
 }
diff --git a/core/java/android/os/PowerManager.java b/core/java/android/os/PowerManager.java
index 406a1a6..026013c 100644
--- a/core/java/android/os/PowerManager.java
+++ b/core/java/android/os/PowerManager.java
@@ -564,8 +564,7 @@
             BRIGHTNESS_CONSTRAINT_TYPE_MINIMUM,
             BRIGHTNESS_CONSTRAINT_TYPE_MAXIMUM,
             BRIGHTNESS_CONSTRAINT_TYPE_DEFAULT,
-            BRIGHTNESS_CONSTRAINT_TYPE_DIM,
-            BRIGHTNESS_CONSTRAINT_TYPE_DOZE
+            BRIGHTNESS_CONSTRAINT_TYPE_DIM
     })
     @Retention(RetentionPolicy.SOURCE)
     public @interface BrightnessConstraint{}
@@ -594,12 +593,6 @@
     public static final int BRIGHTNESS_CONSTRAINT_TYPE_DIM = 3;
 
     /**
-     * Brightness constraint type: minimum allowed value.
-     * @hide
-     */
-    public static final int BRIGHTNESS_CONSTRAINT_TYPE_DOZE = 4;
-
-    /**
      * @hide
      */
     @IntDef(prefix = { "WAKE_REASON_" }, value = {
diff --git a/packages/SystemUI/res/values/config.xml b/packages/SystemUI/res/values/config.xml
index 7f7e634..30f23bf 100644
--- a/packages/SystemUI/res/values/config.xml
+++ b/packages/SystemUI/res/values/config.xml
@@ -287,7 +287,8 @@
     <integer name="doze_small_icon_alpha">222</integer><!-- 87% of 0xff -->
 
     <!-- Doze: Table that translates sensor values from the doze_brightness_sensor_type sensor
-               to brightness values; -1 means keeping the current brightness. -->
+               to brightness values in the integer scale [1, 255]; -1 means keeping the current
+               brightness. -->
     <integer-array name="config_doze_brightness_sensor_to_brightness">
         <item>-1</item> <!-- 0: OFF -->
         <item>2</item> <!-- 1: NIGHT -->
diff --git a/services/core/java/com/android/server/display/DisplayDeviceConfig.java b/services/core/java/com/android/server/display/DisplayDeviceConfig.java
index f5231ae..7a055d1 100644
--- a/services/core/java/com/android/server/display/DisplayDeviceConfig.java
+++ b/services/core/java/com/android/server/display/DisplayDeviceConfig.java
@@ -619,6 +619,15 @@
  *     </idleScreenRefreshRateTimeout>
  *     <supportsVrr>true</supportsVrr>
  *
+ *     <dozeBrightnessSensorValueToBrightness>
+ *         <item>-1</item> <!-- 0: OFF -->
+ *         <item>0.003937008</item> <!-- 1: NIGHT -->
+ *         <item>0.015748031</item> <!-- 2: LOW -->
+ *         <item>0.102362205</item> <!-- 3: HIGH -->
+ *         <item>0.106299213</item> <!-- 4: SUN -->
+ *     </dozeBrightnessSensorValueToBrightness>
+ *     <defaultDozeBrightness>0.235</defaultDozeBrightness>
+ *
  *    </displayConfiguration>
  *  }
  *  </pre>
@@ -638,6 +647,10 @@
 
     public static final int DEFAULT_LOW_REFRESH_RATE = 60;
 
+    // Float.NaN (used as invalid for brightness) cannot be stored in config.xml
+    // so -2 is used instead
+    public static final float INVALID_BRIGHTNESS_IN_CONFIG = -2f;
+
     @VisibleForTesting
     static final float BRIGHTNESS_DEFAULT = 0.5f;
     private static final String ETC_DIR = "etc";
@@ -656,10 +669,6 @@
     private static final int INTERPOLATION_DEFAULT = 0;
     private static final int INTERPOLATION_LINEAR = 1;
 
-    // Float.NaN (used as invalid for brightness) cannot be stored in config.xml
-    // so -2 is used instead
-    private static final float INVALID_BRIGHTNESS_IN_CONFIG = -2f;
-
     // Length of the ambient light horizon used to calculate the long term estimate of ambient
     // light.
     private static final int AMBIENT_LIGHT_LONG_HORIZON_MILLIS = 10000;
@@ -670,6 +679,11 @@
     // Invalid value of AutoBrightness brightening and darkening light debounce
     private static final int INVALID_AUTO_BRIGHTNESS_LIGHT_DEBOUNCE = -1;
 
+    @VisibleForTesting
+    static final float HDR_PERCENT_OF_SCREEN_REQUIRED_DEFAULT = 0.5f;
+
+    private static final int KEEP_CURRENT_BRIGHTNESS = -1;
+
     private final Context mContext;
 
     // The details of the ambient light sensor associated with this display.
@@ -877,6 +891,10 @@
 
     private boolean mVrrSupportEnabled;
 
+    @Nullable
+    private float[] mDozeBrightnessSensorValueToBrightness;
+    private float mDefaultDozeBrightness;
+
     private final DisplayManagerFlags mFlags;
 
     @VisibleForTesting
@@ -1592,6 +1610,24 @@
         return mVrrSupportEnabled;
     }
 
+    /**
+     * While the device is dozing, a designated light sensor is used to determine the brightness.
+     * @return The mapping between doze brightness sensor values and brightness values. The value
+     * -1 means that the current brightness should be kept.
+     */
+    @Nullable
+    public float[] getDozeBrightnessSensorValueToBrightness() {
+        return mDozeBrightnessSensorValueToBrightness;
+    }
+
+    /**
+     * @return The default doze brightness to use while no other doze brightness is available. Can
+     * be {@link PowerManager#BRIGHTNESS_INVALID_FLOAT} if undefined.
+     */
+    public float getDefaultDozeBrightness() {
+        return mDefaultDozeBrightness;
+    }
+
     @Override
     public String toString() {
         return "DisplayDeviceConfig{"
@@ -1689,6 +1725,9 @@
                 ? mEvenDimmerBrightnessData.toString() : "null")
                 + "\n"
                 + "mVrrSupported= " + mVrrSupportEnabled + "\n"
+                + "mDozeBrightnessSensorValueToBrightness= "
+                + Arrays.toString(mDozeBrightnessSensorValueToBrightness) + "\n"
+                + "mDefaultDozeBrightness= " + mDefaultDozeBrightness + "\n"
                 + "}";
     }
 
@@ -1783,6 +1822,7 @@
                 loadBrightnessCapForWearBedtimeMode(config);
                 loadIdleScreenRefreshRateTimeoutConfigs(config);
                 mVrrSupportEnabled = config.getSupportsVrr();
+                loadDozeBrightness(config);
             } else {
                 Slog.w(TAG, "DisplayDeviceConfig file is null");
             }
@@ -1811,6 +1851,7 @@
         loadRefreshRateSetting(null);
         loadBrightnessCapForWearBedtimeModeFromConfigXml();
         loadIdleScreenRefreshRateTimeoutConfigs(null);
+        loadDozeBrightness(null);
         mLoadedFrom = "<config.xml>";
     }
 
@@ -2745,6 +2786,37 @@
         }
     }
 
+    private void loadDozeBrightness(DisplayConfiguration config) {
+        if (mFlags.isDozeBrightnessFloatEnabled() && config != null
+                && config.getDozeBrightnessSensorValueToBrightness() != null) {
+            List<BigDecimal> values = config.getDozeBrightnessSensorValueToBrightness().getItem();
+            mDozeBrightnessSensorValueToBrightness = new float[values.size()];
+            for (int i = 0; i < values.size(); i++) {
+                float backlight = values.get(i).floatValue();
+                if (backlight != KEEP_CURRENT_BRIGHTNESS) {
+                    mDozeBrightnessSensorValueToBrightness[i] =
+                            getBrightnessFromBacklight(backlight);
+                } else {
+                    mDozeBrightnessSensorValueToBrightness[i] = KEEP_CURRENT_BRIGHTNESS;
+                }
+            }
+        }
+
+        if (mFlags.isDozeBrightnessFloatEnabled() && config != null
+                && config.getDefaultDozeBrightness() != null) {
+            float backlight = config.getDefaultDozeBrightness().floatValue();
+            mDefaultDozeBrightness = getBrightnessFromBacklight(backlight);
+        } else {
+            mDefaultDozeBrightness = mContext.getResources().getFloat(
+                    com.android.internal.R.dimen.config_screenBrightnessDozeFloat);
+            if (mDefaultDozeBrightness == INVALID_BRIGHTNESS_IN_CONFIG) {
+                mDefaultDozeBrightness = BrightnessSynchronizer.brightnessIntToFloat(
+                        mContext.getResources().getInteger(
+                                com.android.internal.R.integer.config_screenBrightnessDoze));
+            }
+        }
+    }
+
     private void validateIdleScreenRefreshRateTimeoutConfig(
             IdleScreenRefreshRateTimeout idleScreenRefreshRateTimeoutConfig) {
         IdleScreenRefreshRateTimeoutLuxThresholds idleScreenRefreshRateTimeoutLuxThresholds =
diff --git a/services/core/java/com/android/server/display/DisplayManagerService.java b/services/core/java/com/android/server/display/DisplayManagerService.java
index 2f3584c..b3a6c1c 100644
--- a/services/core/java/com/android/server/display/DisplayManagerService.java
+++ b/services/core/java/com/android/server/display/DisplayManagerService.java
@@ -4726,6 +4726,32 @@
             DisplayManagerService.this.mDisplayModeDirector.requestDisplayModes(
                     token, displayId, modeIds);
         }
+
+        @EnforcePermission(android.Manifest.permission.CONTROL_DISPLAY_BRIGHTNESS)
+        @Override // Binder call
+        public float[] getDozeBrightnessSensorValueToBrightness(int displayId) {
+            getDozeBrightnessSensorValueToBrightness_enforcePermission();
+            DisplayDeviceConfig ddc =
+                    mDisplayDeviceConfigProvider.getDisplayDeviceConfig(displayId);
+            if (ddc == null) {
+                throw new IllegalArgumentException(
+                        "Display ID does not have a config: " + displayId);
+            }
+            return ddc.getDozeBrightnessSensorValueToBrightness();
+        }
+
+        @EnforcePermission(android.Manifest.permission.CONTROL_DISPLAY_BRIGHTNESS)
+        @Override // Binder call
+        public float getDefaultDozeBrightness(int displayId) {
+            getDefaultDozeBrightness_enforcePermission();
+            DisplayDeviceConfig ddc =
+                    mDisplayDeviceConfigProvider.getDisplayDeviceConfig(displayId);
+            if (ddc == null) {
+                throw new IllegalArgumentException(
+                        "Display ID does not have a config for doze-default: " + displayId);
+            }
+            return ddc.getDefaultDozeBrightness();
+        }
     }
 
     private static boolean isValidBrightness(float brightness) {
diff --git a/services/core/java/com/android/server/display/DisplayPowerController.java b/services/core/java/com/android/server/display/DisplayPowerController.java
index 58309c2..5c1e783 100644
--- a/services/core/java/com/android/server/display/DisplayPowerController.java
+++ b/services/core/java/com/android/server/display/DisplayPowerController.java
@@ -272,7 +272,7 @@
     private final SettingsObserver mSettingsObserver;
 
     // The doze screen brightness.
-    private final float mScreenBrightnessDozeConfig;
+    private float mScreenBrightnessDozeConfig;
 
     // True if auto-brightness should be used.
     private boolean mUseSoftwareAutoBrightnessConfig;
@@ -550,7 +550,7 @@
 
         // DOZE AND DIM SETTINGS
         mScreenBrightnessDozeConfig = BrightnessUtils.clampAbsoluteBrightness(
-                pm.getBrightnessConstraint(PowerManager.BRIGHTNESS_CONSTRAINT_TYPE_DOZE));
+                mDisplayDeviceConfig.getDefaultDozeBrightness());
         loadBrightnessRampRates();
         mSkipScreenOnBrightnessRamp = resources.getBoolean(
                 R.bool.config_skipScreenOnBrightnessRamp);
@@ -932,6 +932,8 @@
             HighBrightnessModeMetadata hbmMetadata) {
         // All properties that depend on the associated DisplayDevice and the DDC must be
         // updated here.
+        mScreenBrightnessDozeConfig = BrightnessUtils.clampAbsoluteBrightness(
+                mDisplayDeviceConfig.getDefaultDozeBrightness());
         loadBrightnessRampRates();
         loadNitsRange(mContext.getResources());
         setUpAutoBrightness(mContext, mHandler);
diff --git a/services/core/java/com/android/server/display/feature/DisplayManagerFlags.java b/services/core/java/com/android/server/display/feature/DisplayManagerFlags.java
index 3ce7d2a..e1934b0 100644
--- a/services/core/java/com/android/server/display/feature/DisplayManagerFlags.java
+++ b/services/core/java/com/android/server/display/feature/DisplayManagerFlags.java
@@ -154,6 +154,10 @@
             Flags::useFusionProxSensor
     );
 
+    private final FlagState mDozeBrightnessFloat = new FlagState(
+            Flags.FLAG_DOZE_BRIGHTNESS_FLOAT,
+            Flags::dozeBrightnessFloat);
+
     private final FlagState mOffloadControlsDozeAutoBrightness = new FlagState(
             Flags.FLAG_OFFLOAD_CONTROLS_DOZE_AUTO_BRIGHTNESS,
             Flags::offloadControlsDozeAutoBrightness
@@ -347,6 +351,10 @@
         return mUseFusionProxSensor.getName();
     }
 
+    public boolean isDozeBrightnessFloatEnabled() {
+        return mDozeBrightnessFloat.isEnabled();
+    }
+
     /**
      * @return Whether DisplayOffload should control auto-brightness in doze
      */
@@ -415,6 +423,7 @@
         pw.println(" " + mRefactorDisplayPowerController);
         pw.println(" " + mResolutionBackupRestore);
         pw.println(" " + mUseFusionProxSensor);
+        pw.println(" " + mDozeBrightnessFloat);
         pw.println(" " + mOffloadControlsDozeAutoBrightness);
         pw.println(" " + mPeakRefreshRatePhysicalLimit);
         pw.println(" " + mIgnoreAppPreferredRefreshRate);
diff --git a/services/core/java/com/android/server/display/feature/display_flags.aconfig b/services/core/java/com/android/server/display/feature/display_flags.aconfig
index fd3af23..ac5f97f 100644
--- a/services/core/java/com/android/server/display/feature/display_flags.aconfig
+++ b/services/core/java/com/android/server/display/feature/display_flags.aconfig
@@ -246,6 +246,14 @@
 }
 
 flag {
+    name: "doze_brightness_float"
+    namespace: "display_manager"
+    description: "Define doze brightness in the float scale [0, 1]."
+    bug: "343796384"
+    is_fixed_read_only: true
+}
+
+flag {
     name: "offload_controls_doze_auto_brightness"
     namespace: "display_manager"
     description: "Allows the registered DisplayOffloader to control if auto-brightness is used in doze"
diff --git a/services/core/java/com/android/server/power/PowerManagerService.java b/services/core/java/com/android/server/power/PowerManagerService.java
index ce0120c..6fe1ccd 100644
--- a/services/core/java/com/android/server/power/PowerManagerService.java
+++ b/services/core/java/com/android/server/power/PowerManagerService.java
@@ -33,6 +33,7 @@
 
 import static com.android.internal.util.LatencyTracker.ACTION_TURN_ON_SCREEN;
 import static com.android.server.deviceidle.Flags.disableWakelocksInLightIdle;
+import static com.android.server.display.DisplayDeviceConfig.INVALID_BRIGHTNESS_IN_CONFIG;
 
 import android.annotation.IntDef;
 import android.annotation.NonNull;
@@ -239,9 +240,6 @@
     // This should perhaps be a setting.
     private static final int SCREEN_BRIGHTNESS_BOOST_TIMEOUT = 5 * 1000;
 
-    // Float.NaN cannot be stored in config.xml so -2 is used instead
-    private static final float INVALID_BRIGHTNESS_IN_CONFIG = -2f;
-
     // How long a partial wake lock must be held until we consider it a long wake lock.
     static final long MIN_LONG_WAKE_CHECK_INTERVAL = 60*1000;
 
@@ -619,7 +617,6 @@
     public final float mScreenBrightnessMinimum;
     public final float mScreenBrightnessMaximum;
     public final float mScreenBrightnessDefault;
-    public final float mScreenBrightnessDoze;
     public final float mScreenBrightnessDim;
 
     // Value we store for tracking face down behavior.
@@ -1219,8 +1216,6 @@
                 .config_screenBrightnessSettingMaximumFloat);
         final float def = mContext.getResources().getFloat(com.android.internal.R.dimen
                 .config_screenBrightnessSettingDefaultFloat);
-        final float doze = mContext.getResources().getFloat(com.android.internal.R.dimen
-                .config_screenBrightnessDozeFloat);
         final float dim = mContext.getResources().getFloat(com.android.internal.R.dimen
                 .config_screenBrightnessDimFloat);
 
@@ -1240,13 +1235,6 @@
             mScreenBrightnessMaximum = max;
             mScreenBrightnessDefault = def;
         }
-        if (doze == INVALID_BRIGHTNESS_IN_CONFIG) {
-            mScreenBrightnessDoze = BrightnessSynchronizer.brightnessIntToFloat(
-                    mContext.getResources().getInteger(com.android.internal.R.integer
-                            .config_screenBrightnessDoze));
-        } else {
-            mScreenBrightnessDoze = doze;
-        }
         if (dim == INVALID_BRIGHTNESS_IN_CONFIG) {
             mScreenBrightnessDim = BrightnessSynchronizer.brightnessIntToFloat(
                     mContext.getResources().getInteger(com.android.internal.R.integer
@@ -6090,8 +6078,6 @@
                     return mScreenBrightnessDefault;
                 case PowerManager.BRIGHTNESS_CONSTRAINT_TYPE_DIM:
                     return mScreenBrightnessDim;
-                case PowerManager.BRIGHTNESS_CONSTRAINT_TYPE_DOZE:
-                    return mScreenBrightnessDoze;
                 default:
                     return PowerManager.BRIGHTNESS_INVALID_FLOAT;
             }
diff --git a/services/core/xsd/display-device-config/display-device-config.xsd b/services/core/xsd/display-device-config/display-device-config.xsd
index ec7406a..4231149 100644
--- a/services/core/xsd/display-device-config/display-device-config.xsd
+++ b/services/core/xsd/display-device-config/display-device-config.xsd
@@ -179,6 +179,19 @@
                 <xs:element name="supportsVrr" type="xs:boolean" minOccurs="0">
                     <xs:annotation name="final"/>
                 </xs:element>
+                <!-- Table that translates doze brightness sensor values to brightness values in
+                the float scale [0, 1]; -1 means the current brightness should be kept.
+                The following formula should be used for conversion between nits and the float
+                scale: float = (nits - minNits) / (maxNits - minNits). minNits and maxNits are
+                defined in screenBrightnessMap. -->
+                <xs:element type="float-array" name="dozeBrightnessSensorValueToBrightness">
+                    <xs:annotation name="final"/>
+                </xs:element>
+                <!-- The default screen brightness in the scale [0, 1] to use while the device is
+                dozing. -->
+                <xs:element type="nonNegativeDecimal" name="defaultDozeBrightness">
+                    <xs:annotation name="final"/>
+                </xs:element>
             </xs:sequence>
         </xs:complexType>
     </xs:element>
@@ -859,6 +872,12 @@
         </xs:sequence>
     </xs:complexType>
 
+    <xs:complexType name="float-array">
+        <xs:sequence>
+            <xs:element name="item" type="nonNegativeDecimal" minOccurs="0" maxOccurs="unbounded"/>
+        </xs:sequence>
+    </xs:complexType>
+
     <xs:complexType name="usiVersion">
         <xs:element name="majorVersion" type="xs:nonNegativeInteger"
                     minOccurs="1" maxOccurs="1">
diff --git a/services/core/xsd/display-device-config/schema/current.txt b/services/core/xsd/display-device-config/schema/current.txt
index 68d74cf..cec2787 100644
--- a/services/core/xsd/display-device-config/schema/current.txt
+++ b/services/core/xsd/display-device-config/schema/current.txt
@@ -125,9 +125,11 @@
     method public final java.math.BigInteger getAmbientLightHorizonLong();
     method public final java.math.BigInteger getAmbientLightHorizonShort();
     method public com.android.server.display.config.AutoBrightness getAutoBrightness();
+    method public final java.math.BigDecimal getDefaultDozeBrightness();
     method @Nullable public final com.android.server.display.config.DensityMapping getDensityMapping();
     method @NonNull public final com.android.server.display.config.Thresholds getDisplayBrightnessChangeThresholds();
     method public final com.android.server.display.config.Thresholds getDisplayBrightnessChangeThresholdsIdle();
+    method public final com.android.server.display.config.FloatArray getDozeBrightnessSensorValueToBrightness();
     method public final com.android.server.display.config.EvenDimmerMode getEvenDimmer();
     method @Nullable public final com.android.server.display.config.HdrBrightnessConfig getHdrBrightnessConfig();
     method public com.android.server.display.config.HighBrightnessMode getHighBrightnessMode();
@@ -163,9 +165,11 @@
     method public final void setAmbientLightHorizonLong(java.math.BigInteger);
     method public final void setAmbientLightHorizonShort(java.math.BigInteger);
     method public void setAutoBrightness(com.android.server.display.config.AutoBrightness);
+    method public final void setDefaultDozeBrightness(java.math.BigDecimal);
     method public final void setDensityMapping(@Nullable com.android.server.display.config.DensityMapping);
     method public final void setDisplayBrightnessChangeThresholds(@NonNull com.android.server.display.config.Thresholds);
     method public final void setDisplayBrightnessChangeThresholdsIdle(com.android.server.display.config.Thresholds);
+    method public final void setDozeBrightnessSensorValueToBrightness(com.android.server.display.config.FloatArray);
     method public final void setEvenDimmer(com.android.server.display.config.EvenDimmerMode);
     method public final void setHdrBrightnessConfig(@Nullable com.android.server.display.config.HdrBrightnessConfig);
     method public void setHighBrightnessMode(com.android.server.display.config.HighBrightnessMode);
@@ -214,6 +218,11 @@
     method public void setTransitionPoint(java.math.BigDecimal);
   }
 
+  public class FloatArray {
+    ctor public FloatArray();
+    method public java.util.List<java.math.BigDecimal> getItem();
+  }
+
   public class HbmTiming {
     ctor public HbmTiming();
     method @NonNull public final java.math.BigInteger getTimeMaxSecs_all();
diff --git a/services/tests/displayservicetests/src/com/android/server/display/DisplayDeviceConfigTest.java b/services/tests/displayservicetests/src/com/android/server/display/DisplayDeviceConfigTest.java
index 3437923..d450683 100644
--- a/services/tests/displayservicetests/src/com/android/server/display/DisplayDeviceConfigTest.java
+++ b/services/tests/displayservicetests/src/com/android/server/display/DisplayDeviceConfigTest.java
@@ -965,6 +965,51 @@
         assertThat(supportedModeData.vsyncRate).isEqualTo(240);
     }
 
+    @Test
+    public void testDozeBrightness_Ddc() throws IOException {
+        when(mFlags.isDozeBrightnessFloatEnabled()).thenReturn(true);
+        setupDisplayDeviceConfigFromDisplayConfigFile();
+
+        assertArrayEquals(new float[]{ -1, 0.1f, 0.2f, 0.3f, 0.4f },
+                mDisplayDeviceConfig.getDozeBrightnessSensorValueToBrightness(), SMALL_DELTA);
+        assertEquals(0.25f, mDisplayDeviceConfig.getDefaultDozeBrightness(), SMALL_DELTA);
+    }
+
+    @Test
+    public void testDefaultDozeBrightness_FallBackToConfigXmlFloat() throws IOException {
+        setupDisplayDeviceConfigFromConfigResourceFile();
+        when(mFlags.isDozeBrightnessFloatEnabled()).thenReturn(true);
+        when(mResources.getFloat(com.android.internal.R.dimen.config_screenBrightnessDozeFloat))
+                .thenReturn(0.31f);
+        when(mResources.getInteger(com.android.internal.R.integer.config_screenBrightnessDoze))
+                .thenReturn(90);
+
+        // Empty display config file
+        setupDisplayDeviceConfigFromDisplayConfigFile(
+                "<?xml version='1.0' encoding='utf-8' standalone='yes' ?>\n"
+                        + "<displayConfiguration />\n");
+
+        assertEquals(0.31f, mDisplayDeviceConfig.getDefaultDozeBrightness(), ZERO_DELTA);
+    }
+
+    @Test
+    public void testDefaultDozeBrightness_FallBackToConfigXmlInt() throws IOException {
+        setupDisplayDeviceConfigFromConfigResourceFile();
+        when(mFlags.isDozeBrightnessFloatEnabled()).thenReturn(true);
+        when(mResources.getFloat(com.android.internal.R.dimen.config_screenBrightnessDozeFloat))
+                .thenReturn(DisplayDeviceConfig.INVALID_BRIGHTNESS_IN_CONFIG);
+        when(mResources.getInteger(com.android.internal.R.integer.config_screenBrightnessDoze))
+                .thenReturn(90);
+
+        // Empty display config file
+        setupDisplayDeviceConfigFromDisplayConfigFile(
+                "<?xml version='1.0' encoding='utf-8' standalone='yes' ?>\n"
+                        + "<displayConfiguration />\n");
+
+        assertEquals(brightnessIntToFloat(90),
+                mDisplayDeviceConfig.getDefaultDozeBrightness(), ZERO_DELTA);
+    }
+
     private String getValidLuxThrottling() {
         return "<luxThrottling>\n"
                 + "    <brightnessLimitMap>\n"
@@ -1708,6 +1753,16 @@
                 +           "</point>"
                 +       "</luxThresholds>"
                 +   "</idleScreenRefreshRateTimeout>"
+                +   "<dozeBrightnessSensorValueToBrightness>\n"
+                +       "<item>-1</item>\n"
+                +       "<item>0.1</item>\n"
+                +       "<item>0.2</item>\n"
+                +       "<item>0.3</item>\n"
+                +       "<item>0.4</item>\n"
+                +   "</dozeBrightnessSensorValueToBrightness>\n"
+                +   "<defaultDozeBrightness>"
+                +       "0.25"
+                +   "</defaultDozeBrightness>\n"
                 + "</displayConfiguration>\n";
     }
 
diff --git a/services/tests/displayservicetests/src/com/android/server/display/DisplayPowerControllerTest.java b/services/tests/displayservicetests/src/com/android/server/display/DisplayPowerControllerTest.java
index 5c29156..624c897 100644
--- a/services/tests/displayservicetests/src/com/android/server/display/DisplayPowerControllerTest.java
+++ b/services/tests/displayservicetests/src/com/android/server/display/DisplayPowerControllerTest.java
@@ -117,6 +117,7 @@
     private static final String SECOND_FOLLOWER_UNIQUE_DISPLAY_ID = "unique_id_789";
     private static final float PROX_SENSOR_MAX_RANGE = 5;
     private static final float DOZE_SCALE_FACTOR = 0.34f;
+    private static final float DEFAULT_DOZE_BRIGHTNESS = 0.121f;
 
     private static final float BRIGHTNESS_RAMP_RATE_MINIMUM = 0.0f;
     private static final float BRIGHTNESS_RAMP_RATE_FAST_DECREASE = 0.3f;
@@ -2051,9 +2052,6 @@
 
     @Test
     public void testDefaultDozeBrightness() {
-        float brightness = 0.121f;
-        when(mPowerManagerMock.getBrightnessConstraint(
-                PowerManager.BRIGHTNESS_CONSTRAINT_TYPE_DOZE)).thenReturn(brightness);
         mContext.getOrCreateTestableResources().addOverride(
                 com.android.internal.R.bool.config_allowAutoBrightnessWhileDozing, false);
         mHolder = createDisplayPowerController(DISPLAY_ID, UNIQUE_ID);
@@ -2069,15 +2067,25 @@
         mHolder.dpc.requestPowerState(dpr, /* waitForNegativeProximity= */ false);
         advanceTime(1); // Run updatePowerState
 
-        verify(mHolder.animator).animateTo(eq(brightness), /* linearSecondTarget= */ anyFloat(),
-                eq(BRIGHTNESS_RAMP_RATE_FAST_INCREASE), eq(false));
+        verify(mHolder.animator).animateTo(eq(DEFAULT_DOZE_BRIGHTNESS),
+                /* linearSecondTarget= */ anyFloat(), eq(BRIGHTNESS_RAMP_RATE_FAST_INCREASE),
+                eq(false));
+
+        // The display device changes and the default doze brightness changes
+        setUpDisplay(DISPLAY_ID, "new_unique_id", mHolder.display, mock(DisplayDevice.class),
+                mHolder.config, /* isEnabled= */ true);
+        when(mHolder.config.getDefaultDozeBrightness()).thenReturn(DEFAULT_DOZE_BRIGHTNESS / 2);
+        mHolder.dpc.onDisplayChanged(mHolder.hbmMetadata, Layout.NO_LEAD_DISPLAY);
+
+        advanceTime(1); // Run updatePowerState
+
+        verify(mHolder.animator).animateTo(eq(DEFAULT_DOZE_BRIGHTNESS / 2),
+                /* linearSecondTarget= */ anyFloat(), eq(BRIGHTNESS_RAMP_RATE_FAST_INCREASE),
+                eq(false));
     }
 
     @Test
     public void testDefaultDozeBrightness_ShouldNotBeUsedIfAutoBrightnessAllowedInDoze() {
-        float brightness = 0.121f;
-        when(mPowerManagerMock.getBrightnessConstraint(
-                PowerManager.BRIGHTNESS_CONSTRAINT_TYPE_DOZE)).thenReturn(brightness);
         mContext.getOrCreateTestableResources().addOverride(
                 com.android.internal.R.bool.config_allowAutoBrightnessWhileDozing, true);
         mHolder = createDisplayPowerController(DISPLAY_ID, UNIQUE_ID);
@@ -2093,7 +2101,7 @@
         mHolder.dpc.requestPowerState(dpr, /* waitForNegativeProximity= */ false);
         advanceTime(1); // Run updatePowerState
 
-        verify(mHolder.animator, never()).animateTo(eq(brightness),
+        verify(mHolder.animator, never()).animateTo(eq(DEFAULT_DOZE_BRIGHTNESS),
                 /* linearSecondTarget= */ anyFloat(), /* rate= */ anyFloat(),
                 /* ignoreAnimationLimits= */ anyBoolean());
     }
@@ -2151,6 +2159,8 @@
                 new SensorData(Sensor.STRING_TYPE_LIGHT, null));
         when(displayDeviceConfigMock.getScreenOffBrightnessSensorValueToLux())
                 .thenReturn(new int[0]);
+        when(displayDeviceConfigMock.getDefaultDozeBrightness())
+                .thenReturn(DEFAULT_DOZE_BRIGHTNESS);
 
         when(displayDeviceConfigMock.getBrightnessRampFastDecrease())
                 .thenReturn(BRIGHTNESS_RAMP_RATE_FAST_DECREASE);