diff --git a/media/libaudiohal/impl/StreamHalHidl.cpp b/media/libaudiohal/impl/StreamHalHidl.cpp
index 6da8bbd..f4a4fe1 100644
--- a/media/libaudiohal/impl/StreamHalHidl.cpp
+++ b/media/libaudiohal/impl/StreamHalHidl.cpp
@@ -57,8 +57,7 @@
     // Note: This assumes channel mask, format, and sample rate do not change after creation.
     audio_config_base_t config = AUDIO_CONFIG_BASE_INITIALIZER;
     if (/* mStreamPowerLog.isUserDebugOrEngBuild() && */
-        StreamHalHidl::getAudioProperties(
-                &config.sample_rate, &config.channel_mask, &config.format) == NO_ERROR) {
+        StreamHalHidl::getAudioProperties(&config) == NO_ERROR) {
         mStreamPowerLog.init(config.sample_rate, config.channel_mask, config.format);
     }
 }
@@ -67,14 +66,6 @@
     mStream = nullptr;
 }
 
-// Note: this method will be removed
-status_t StreamHalHidl::getSampleRate(uint32_t *rate) {
-    audio_config_base_t config = AUDIO_CONFIG_BASE_INITIALIZER;
-    status_t status = getAudioProperties(&config.sample_rate, &config.channel_mask, &config.format);
-    *rate = config.sample_rate;
-    return status;
-}
-
 status_t StreamHalHidl::getBufferSize(size_t *size) {
     if (!mStream) return NO_INIT;
     status_t status = processReturn("getBufferSize", mStream->getBufferSize(), size);
@@ -84,48 +75,28 @@
     return status;
 }
 
-// Note: this method will be removed
-status_t StreamHalHidl::getChannelMask(audio_channel_mask_t *mask) {
-    audio_config_base_t config = AUDIO_CONFIG_BASE_INITIALIZER;
-    status_t status = getAudioProperties(&config.sample_rate, &config.channel_mask, &config.format);
-    *mask = config.channel_mask;
-    return status;
-}
-
-// Note: this method will be removed
-status_t StreamHalHidl::getFormat(audio_format_t *format) {
-    audio_config_base_t config = AUDIO_CONFIG_BASE_INITIALIZER;
-    status_t status = getAudioProperties(&config.sample_rate, &config.channel_mask, &config.format);
-    *format = config.format;
-    return status;
-}
-
-status_t StreamHalHidl::getAudioProperties(
-        uint32_t *sampleRate, audio_channel_mask_t *mask, audio_format_t *format) {
+status_t StreamHalHidl::getAudioProperties(audio_config_base_t *configBase) {
+    *configBase = AUDIO_CONFIG_BASE_INITIALIZER;
     if (!mStream) return NO_INIT;
 #if MAJOR_VERSION <= 6
     Return<void> ret = mStream->getAudioProperties(
             [&](uint32_t sr, auto m, auto f) {
-                *sampleRate = sr;
-                *mask = static_cast<audio_channel_mask_t>(m);
-                *format = static_cast<audio_format_t>(f);
+                configBase->sample_rate = sr;
+                configBase->channel_mask = static_cast<audio_channel_mask_t>(m);
+                configBase->format = static_cast<audio_format_t>(f);
             });
     return processReturn("getAudioProperties", ret);
 #else
     Result retval;
     status_t conversionStatus = BAD_VALUE;
-    audio_config_base_t halConfig = AUDIO_CONFIG_BASE_INITIALIZER;
     Return<void> ret = mStream->getAudioProperties(
             [&](Result r, const AudioConfigBase& config) {
                 retval = r;
                 if (retval == Result::OK) {
-                    conversionStatus = HidlUtils::audioConfigBaseToHal(config, &halConfig);
+                    conversionStatus = HidlUtils::audioConfigBaseToHal(config, configBase);
                 }
             });
     if (status_t status = processReturn("getAudioProperties", ret, retval); status == NO_ERROR) {
-        *sampleRate = halConfig.sample_rate;
-        *mask = halConfig.channel_mask;
-        *format = halConfig.format;
         return conversionStatus;
     } else {
         return status;
diff --git a/media/libaudiohal/impl/StreamHalHidl.h b/media/libaudiohal/impl/StreamHalHidl.h
index 72ce60b..d40fa7c 100644
--- a/media/libaudiohal/impl/StreamHalHidl.h
+++ b/media/libaudiohal/impl/StreamHalHidl.h
@@ -48,21 +48,14 @@
 class StreamHalHidl : public virtual StreamHalInterface, public ConversionHelperHidl
 {
   public:
-    // Return the sampling rate in Hz - eg. 44100.
-    virtual status_t getSampleRate(uint32_t *rate);
-
     // Return size of input/output buffer in bytes for this stream - eg. 4800.
     virtual status_t getBufferSize(size_t *size);
 
-    // Return the channel mask.
-    virtual status_t getChannelMask(audio_channel_mask_t *mask);
-
-    // Return the audio format - e.g. AUDIO_FORMAT_PCM_16_BIT.
-    virtual status_t getFormat(audio_format_t *format);
-
-    // Convenience method.
-    virtual status_t getAudioProperties(
-            uint32_t *sampleRate, audio_channel_mask_t *mask, audio_format_t *format);
+    // Return the base configuration of the stream:
+    //   - channel mask;
+    //   - format - e.g. AUDIO_FORMAT_PCM_16_BIT;
+    //   - sampling rate in Hz - eg. 44100.
+    virtual status_t getAudioProperties(audio_config_base_t *configBase);
 
     // Set audio stream parameters.
     virtual status_t setParameters(const String8& kvPairs);
diff --git a/media/libaudiohal/impl/StreamHalLocal.cpp b/media/libaudiohal/impl/StreamHalLocal.cpp
index e89b288..d0c375e 100644
--- a/media/libaudiohal/impl/StreamHalLocal.cpp
+++ b/media/libaudiohal/impl/StreamHalLocal.cpp
@@ -45,31 +45,15 @@
     mDevice.clear();
 }
 
-status_t StreamHalLocal::getSampleRate(uint32_t *rate) {
-    *rate = mStream->get_sample_rate(mStream);
-    return OK;
-}
-
 status_t StreamHalLocal::getBufferSize(size_t *size) {
     *size = mStream->get_buffer_size(mStream);
     return OK;
 }
 
-status_t StreamHalLocal::getChannelMask(audio_channel_mask_t *mask) {
-    *mask = mStream->get_channels(mStream);
-    return OK;
-}
-
-status_t StreamHalLocal::getFormat(audio_format_t *format) {
-    *format = mStream->get_format(mStream);
-    return OK;
-}
-
-status_t StreamHalLocal::getAudioProperties(
-        uint32_t *sampleRate, audio_channel_mask_t *mask, audio_format_t *format) {
-    *sampleRate = mStream->get_sample_rate(mStream);
-    *mask = mStream->get_channels(mStream);
-    *format = mStream->get_format(mStream);
+status_t StreamHalLocal::getAudioProperties(audio_config_base_t *configBase) {
+    configBase->sample_rate = mStream->get_sample_rate(mStream);
+    configBase->channel_mask = mStream->get_channels(mStream);
+    configBase->format = mStream->get_format(mStream);
     return OK;
 }
 
diff --git a/media/libaudiohal/impl/StreamHalLocal.h b/media/libaudiohal/impl/StreamHalLocal.h
index e228104..b260495 100644
--- a/media/libaudiohal/impl/StreamHalLocal.h
+++ b/media/libaudiohal/impl/StreamHalLocal.h
@@ -28,21 +28,14 @@
 class StreamHalLocal : public virtual StreamHalInterface
 {
   public:
-    // Return the sampling rate in Hz - eg. 44100.
-    virtual status_t getSampleRate(uint32_t *rate);
-
     // Return size of input/output buffer in bytes for this stream - eg. 4800.
     virtual status_t getBufferSize(size_t *size);
 
-    // Return the channel mask.
-    virtual status_t getChannelMask(audio_channel_mask_t *mask);
-
-    // Return the audio format - e.g. AUDIO_FORMAT_PCM_16_BIT.
-    virtual status_t getFormat(audio_format_t *format);
-
-    // Convenience method.
-    virtual status_t getAudioProperties(
-            uint32_t *sampleRate, audio_channel_mask_t *mask, audio_format_t *format);
+    // Return the base configuration of the stream:
+    //   - channel mask;
+    //   - format - e.g. AUDIO_FORMAT_PCM_16_BIT;
+    //   - sampling rate in Hz - eg. 44100.
+    virtual status_t getAudioProperties(audio_config_base_t *configBase);
 
     // Set audio stream parameters.
     virtual status_t setParameters(const String8& kvPairs);