Merge "Read minimum volume for alarm from config" into main

3 files changed, 18 insertions, 0 deletions

diff --git a/core/res/res/values/config.xml b/core/res/res/values/config.xml
index 1d4e01a95591..c9d4ba468cd4 100644
--- a/core/res/res/values/config.xml
+++ b/core/res/res/values/config.xml
@@ -2246,6 +2246,9 @@
     <!-- The default volume for the ring stream -->
     <integer name="config_audio_ring_vol_default">5</integer>
 
+    <!-- The default min volume for the alarm stream -->
+    <integer name="config_audio_alarm_min_vol">1</integer>
+
     <!-- The default value for whether head tracking for
          spatial audio is enabled for a newly connected audio device -->
     <bool name="config_spatial_audio_head_tracking_enabled_default">false</bool>
diff --git a/core/res/res/values/symbols.xml b/core/res/res/values/symbols.xml
index 4b0fa4ba5173..efbab309b1d4 100644
--- a/core/res/res/values/symbols.xml
+++ b/core/res/res/values/symbols.xml
@@ -287,6 +287,7 @@
   <java-symbol type="integer" name="config_audio_notif_vol_steps" />
   <java-symbol type="integer" name="config_audio_ring_vol_default" />
   <java-symbol type="integer" name="config_audio_ring_vol_steps" />
+  <java-symbol type="integer" name="config_audio_alarm_min_vol" />
   <java-symbol type="bool" name="config_spatial_audio_head_tracking_enabled_default" />
   <java-symbol type="bool" name="config_avoidGfxAccel" />
   <java-symbol type="bool" name="config_bluetooth_address_validation" />
diff --git a/services/core/java/com/android/server/audio/AudioService.java b/services/core/java/com/android/server/audio/AudioService.java
index 5d47e35a8729..c2ca64b70037 100644
--- a/services/core/java/com/android/server/audio/AudioService.java
+++ b/services/core/java/com/android/server/audio/AudioService.java
@@ -38,6 +38,7 @@ import static android.provider.Settings.Secure.VOLUME_HUSH_MUTE;
 import static android.provider.Settings.Secure.VOLUME_HUSH_OFF;
 import static android.provider.Settings.Secure.VOLUME_HUSH_VIBRATE;
 
+import static com.android.media.audio.Flags.alarmMinVolumeZero;
 import static com.android.media.audio.Flags.bluetoothMacAddressAnonymization;
 import static com.android.media.audio.Flags.disablePrescaleAbsoluteVolume;
 import static com.android.server.audio.SoundDoseHelper.ACTION_CHECK_MUSIC_ACTIVE;
@@ -1191,6 +1192,19 @@ public class AudioService extends IAudioService.Stub
             MAX_STREAM_VOLUME[AudioSystem.STREAM_ALARM] = maxAlarmVolume;
         }
 
+        if (alarmMinVolumeZero()) {
+            try {
+                int minAlarmVolume = mContext.getResources().getInteger(
+                        com.android.internal.R.integer.config_audio_alarm_min_vol);
+                if (minAlarmVolume <= MAX_STREAM_VOLUME[AudioSystem.STREAM_ALARM]) {
+                    MIN_STREAM_VOLUME[AudioSystem.STREAM_ALARM] = minAlarmVolume;
+                } else {
+                    Log.e(TAG, "Error min alarm volume greater than max alarm volume");
+                }
+            } catch (Resources.NotFoundException e) {
+                Log.e(TAG, "Error querying for alarm min volume ", e);
+            }
+        }
         int defaultAlarmVolume = SystemProperties.getInt("ro.config.alarm_vol_default", -1);
         if (defaultAlarmVolume != -1 &&
                 defaultAlarmVolume <= MAX_STREAM_VOLUME[AudioSystem.STREAM_ALARM]) {