diff --git a/libs/audioflinger/AudioHardwareGeneric.h b/libs/audioflinger/AudioHardwareGeneric.h
index 10cc45d..a2342cd 100644
--- a/libs/audioflinger/AudioHardwareGeneric.h
+++ b/libs/audioflinger/AudioHardwareGeneric.h
@@ -2,16 +2,16 @@
 **
 ** Copyright 2007, The Android Open Source Project
 **
-** Licensed under the Apache License, Version 2.0 (the "License"); 
-** you may not use this file except in compliance with the License. 
-** You may obtain a copy of the License at 
+** Licensed under the Apache License, Version 2.0 (the "License");
+** you may not use this file except in compliance with the License.
+** You may obtain a copy of the License at
 **
-**     http://www.apache.org/licenses/LICENSE-2.0 
+**     http://www.apache.org/licenses/LICENSE-2.0
 **
-** Unless required by applicable law or agreed to in writing, software 
-** distributed under the License is distributed on an "AS IS" BASIS, 
-** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 
-** See the License for the specific language governing permissions and 
+** Unless required by applicable law or agreed to in writing, software
+** distributed under the License is distributed on an "AS IS" BASIS,
+** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+** See the License for the specific language governing permissions and
 ** limitations under the License.
 */
 
@@ -23,7 +23,7 @@
 
 #include <utils/threads.h>
 
-#include <hardware/AudioHardwareInterface.h>
+#include <hardware/AudioHardwareBase.h>
 
 namespace android {
 
@@ -47,6 +47,7 @@
     virtual size_t      bufferSize() const { return 4096; }
     virtual int         channelCount() const { return 2; }
     virtual int         format() const { return AudioSystem::PCM_16_BIT; }
+    virtual uint32_t    latency() const { return 0; }
     virtual status_t    setVolume(float volume) { return INVALID_OPERATION; }
     virtual ssize_t     write(const void* buffer, size_t bytes);
     virtual status_t    dump(int fd, const Vector<String16>& args);
@@ -76,6 +77,7 @@
     virtual status_t    setGain(float gain) { return INVALID_OPERATION; }
     virtual ssize_t     read(void* buffer, ssize_t bytes);
     virtual status_t    dump(int fd, const Vector<String16>& args);
+    virtual status_t    standby() { return NO_ERROR; }
 
 private:
     AudioHardwareGeneric *mAudioHardware;
@@ -84,7 +86,7 @@
 };
 
 
-class AudioHardwareGeneric : public  AudioHardwareInterface
+class AudioHardwareGeneric : public AudioHardwareBase
 {
 public:
                         AudioHardwareGeneric();
@@ -105,12 +107,14 @@
     virtual AudioStreamOut* openOutputStream(
             int format=0,
             int channelCount=0,
-            uint32_t sampleRate=0);
+            uint32_t sampleRate=0,
+            status_t *status=0);
 
     virtual AudioStreamIn* openInputStream(
             int format,
             int channelCount,
-            uint32_t sampleRate);
+            uint32_t sampleRate,
+            status_t *status);
 
             void            closeOutputStream(AudioStreamOutGeneric* out);
             void            closeInputStream(AudioStreamInGeneric* in);
@@ -120,7 +124,7 @@
 
 private:
     status_t                dumpInternals(int fd, const Vector<String16>& args);
-    
+
     Mutex                   mLock;
     AudioStreamOutGeneric   *mOutput;
     AudioStreamInGeneric    *mInput;