upload android base code part4

android/hardware/libhardware/modules/usbaudio/Android.mk

@@ -0,0 +1,34 @@
+# Copyright (C) 2012 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
+#
+#      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
+# limitations under the License.
+
+LOCAL_PATH := $(call my-dir)
+
+include $(CLEAR_VARS)
+
+LOCAL_MODULE := audio.usb.default
+LOCAL_MODULE_RELATIVE_PATH := hw
+LOCAL_PROPRIETARY_MODULE := true
+LOCAL_SRC_FILES := \
+	audio_hal.c
+LOCAL_C_INCLUDES += \
+	external/tinyalsa/include \
+	$(call include-path-for, audio-utils) \
+	$(call include-path-for, alsa-utils)
+LOCAL_SHARED_LIBRARIES := liblog libcutils libtinyalsa libaudioutils libalsautils
+LOCAL_MODULE_TAGS := optional
+LOCAL_CFLAGS := -Wno-unused-parameter
+
+LOCAL_HEADER_LIBRARIES += libhardware_headers
+include $(BUILD_SHARED_LIBRARY)
+