libaudiohal@aidl: fix drain as per HIDL
Framework can call drain even though stream is in IDLE
state.
Treat such drain liberally and return success.
Bug: 353460645
Test: atest CtsMediaAudioTestCases
Change-Id: I39d2e8872019fa0fc09055050ee05a35023f31b9
diff --git a/media/libaudiohal/impl/StreamHalAidl.cpp b/media/libaudiohal/impl/StreamHalAidl.cpp
index fb4b549..94de8ea 100644
--- a/media/libaudiohal/impl/StreamHalAidl.cpp
+++ b/media/libaudiohal/impl/StreamHalAidl.cpp
@@ -796,6 +796,14 @@
}
status_t StreamOutHalAidl::drain(bool earlyNotify) {
+ if (!mStream) return NO_INIT;
+
+ if(const auto state = getState(); state == StreamDescriptor::State::IDLE) {
+ ALOGD("%p %s stream already in IDLE state", this, __func__);
+ if(mContext.isAsynchronous()) onDrainReady();
+ return OK;
+ }
+
return StreamHalAidl::drain(earlyNotify);
}
diff --git a/media/libaudiohal/impl/StreamHalAidl.h b/media/libaudiohal/impl/StreamHalAidl.h
index 9cb2cff..0587640 100644
--- a/media/libaudiohal/impl/StreamHalAidl.h
+++ b/media/libaudiohal/impl/StreamHalAidl.h
@@ -215,6 +215,11 @@
~StreamHalAidl() override;
+ ::aidl::android::hardware::audio::core::StreamDescriptor::State getState() {
+ std::lock_guard l(mLock);
+ return mLastReply.state;
+ }
+
status_t getLatency(uint32_t *latency);
// Always returns non-negative values.
@@ -268,10 +273,6 @@
result.format = config.format;
return result;
}
- ::aidl::android::hardware::audio::core::StreamDescriptor::State getState() {
- std::lock_guard l(mLock);
- return mLastReply.state;
- }
// Note: Since `sendCommand` takes mLock while holding mCommandReplyLock, never call
// it with `mLock` being held.
status_t sendCommand(