commit d1bb2da0fb211f13c705866a7341a9ee897ec679
author Andy Hung <hunga@google.com> Tue Mar 26 18:04:29 2024 -0700
committer Eric Laurent <elaurent@google.com> Tue Apr 02 07:30:46 2024 +0000
tree aec7cabd753dfadd6e1c524238b9b3faf1d89088
parent b598f23a145a75a1716b49575e1c916f16f8b9d0

audio: Enable RT priority inheritance for service clients

Useful for game, XR, spatialization clients.

Test: compiles
Bug: 331498867
Change-Id: I48d2120338d2d9bdf3c01dc1546937c3dc7aaba9
(cherry picked from commit 58b01b15fc6f7115a3776771d3cee19fc1bb741f)

services/audioflinger/Effects.cpp

diff --git a/services/audioflinger/Effects.cpp b/services/audioflinger/Effects.cpp
index a4c5099..c48b2c3 100644
--- a/services/audioflinger/Effects.cpp
+++ b/services/audioflinger/Effects.cpp
@@ -1732,6 +1732,7 @@
 {
     ALOGV("constructor %p client %p", this, client.get());
     setMinSchedulerPolicy(SCHED_NORMAL, ANDROID_PRIORITY_AUDIO);
+    setInheritRt(true);
 
     if (client == 0) {
         return;

services/audioflinger/Tracks.cpp

diff --git a/services/audioflinger/Tracks.cpp b/services/audioflinger/Tracks.cpp
index 4d07821..8fa4b06 100644
--- a/services/audioflinger/Tracks.cpp
+++ b/services/audioflinger/Tracks.cpp
@@ -389,6 +389,7 @@
       mTrack(track)
 {
     setMinSchedulerPolicy(SCHED_NORMAL, ANDROID_PRIORITY_AUDIO);
+    setInheritRt(true);
 }
 
 TrackHandle::~TrackHandle() {
@@ -2641,6 +2642,7 @@
     mRecordTrack(recordTrack)
 {
     setMinSchedulerPolicy(SCHED_NORMAL, ANDROID_PRIORITY_AUDIO);
+    setInheritRt(true);
 }
 
 RecordHandle::~RecordHandle() {

services/audiopolicy/service/AudioPolicyService.cpp

diff --git a/services/audiopolicy/service/AudioPolicyService.cpp b/services/audiopolicy/service/AudioPolicyService.cpp
index e95147e..2265eb2 100644
--- a/services/audiopolicy/service/AudioPolicyService.cpp
+++ b/services/audiopolicy/service/AudioPolicyService.cpp
@@ -231,6 +231,7 @@
       mDestroyAudioPolicyManager(destroyAudioPolicyManager),
       mUsecaseValidator(media::createUsecaseValidator()) {
       setMinSchedulerPolicy(SCHED_NORMAL, ANDROID_PRIORITY_AUDIO);
+      setInheritRt(true);
 }
 
 void AudioPolicyService::loadAudioPolicyManager()

services/audiopolicy/service/Spatializer.cpp

diff --git a/services/audiopolicy/service/Spatializer.cpp b/services/audiopolicy/service/Spatializer.cpp
index 16f3a9a..bb36df7 100644
--- a/services/audiopolicy/service/Spatializer.cpp
+++ b/services/audiopolicy/service/Spatializer.cpp
@@ -292,6 +292,7 @@
       mPolicyCallback(callback) {
     ALOGV("%s", __func__);
     setMinSchedulerPolicy(SCHED_NORMAL, ANDROID_PRIORITY_AUDIO);
+    setInheritRt(true);
 }
 
 void Spatializer::onFirstRef() {