AudioFlinger: Fix support for new latency modes

Commit be21a940 added support for new latency modes in Spatializer
controller but support was missing in the Spatializer mixer implementation.

Bug: 307588546
Test: make
Change-Id: If6d249846ad5d41d3ff89715421a25e945b9d507
diff --git a/services/audioflinger/Threads.cpp b/services/audioflinger/Threads.cpp
index ff1b5e0..34569ba 100644
--- a/services/audioflinger/Threads.cpp
+++ b/services/audioflinger/Threads.cpp
@@ -7876,16 +7876,12 @@
         //   (mRequestedLatencyMode = AUDIO_LATENCY_MODE_LOW)
         //      AND
         // - At least one active track is spatialized
-        bool hasSpatializedActiveTrack = false;
         for (const auto& track : mActiveTracks) {
             if (track->isSpatialized()) {
-                hasSpatializedActiveTrack = true;
+                latencyMode = mRequestedLatencyMode;
                 break;
             }
         }
-        if (hasSpatializedActiveTrack && mRequestedLatencyMode == AUDIO_LATENCY_MODE_LOW) {
-            latencyMode = AUDIO_LATENCY_MODE_LOW;
-        }
     }
 
     if (latencyMode != mSetLatencyMode) {
@@ -7899,7 +7895,7 @@
 }
 
 status_t SpatializerThread::setRequestedLatencyMode(audio_latency_mode_t mode) {
-    if (mode != AUDIO_LATENCY_MODE_LOW && mode != AUDIO_LATENCY_MODE_FREE) {
+    if (mode < 0 || mode >= AUDIO_LATENCY_MODE_CNT) {
         return BAD_VALUE;
     }
     audio_utils::lock_guard _l(mutex());