audioflinger: send mic mute command to all audio HALs

Mic mute should be sent to all audio HALs, not
only the primary HAL as telephony can use
capture devices on other HALs (e.g USB)

Bug: 17321604.
Change-Id: I658f6084d5b5cdc5a70784661d5cea0b6f81c3a9

1 files changed, 7 insertions, 2 deletions

diff --git a/services/audioflinger/AudioFlinger.cpp b/services/audioflinger/AudioFlinger.cpp
index 1843722..cee7feb 100644
--- a/services/audioflinger/AudioFlinger.cpp
+++ b/services/audioflinger/AudioFlinger.cpp
@@ -796,9 +796,14 @@ status_t AudioFlinger::setMicMute(bool state)
     }
 
     AutoMutex lock(mHardwareLock);
-    audio_hw_device_t *dev = mPrimaryHardwareDev->hwDevice();
     mHardwareStatus = AUDIO_HW_SET_MIC_MUTE;
-    ret = dev->set_mic_mute(dev, state);
+    for (size_t i = 0; i < mAudioHwDevs.size(); i++) {
+        audio_hw_device_t *dev = mAudioHwDevs.valueAt(i)->hwDevice();
+        status_t result = dev->set_mic_mute(dev, state);
+        if (result != NO_ERROR) {
+            ret = result;
+        }
+    }
     mHardwareStatus = AUDIO_HW_IDLE;
     return ret;
 }