1 files changed, 96 insertions, 0 deletions
diff --git a/msm8909/hal/voice.h b/msm8909/hal/voice.h
new file mode 100644
index 00000000..9be8443f
--- /dev/null
+++ b/msm8909/hal/voice.h
@@ -0,0 +1,96 @@
+/*
+ * Copyright (c) 2013-2014, The Linux Foundation. All rights reserved.
+ * Not a contribution.
+ *
+ * Copyright (C) 2013 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.
+ */
+
+#ifndef VOICE_H
+#define VOICE_H
+
+#define BASE_SESS_IDX       0
+#define VOICE_SESS_IDX     (BASE_SESS_IDX)
+
+#ifdef MULTI_VOICE_SESSION_ENABLED
+#define MAX_VOICE_SESSIONS 5
+#else
+#define MAX_VOICE_SESSIONS 1
+#endif
+
+#define BASE_CALL_STATE     1
+#define CALL_INACTIVE       (BASE_CALL_STATE)
+#define CALL_ACTIVE         (BASE_CALL_STATE + 1)
+
+#define VOICE_VSID  0x10C01000
+
+#define AUDIO_PARAMETER_KEY_INCALLMUSIC "incall_music_enabled"
+#define AUDIO_PARAMETER_VALUE_TRUE "true"
+
+struct audio_device;
+struct str_parms;
+struct stream_in;
+struct stream_out;
+typedef int audio_usecase_t;
+
+struct call_state {
+    int current;
+    int new;
+};
+
+struct voice_session {
+    struct pcm *pcm_rx;
+    struct pcm *pcm_tx;
+    struct call_state state;
+    uint32_t vsid;
+};
+
+struct voice {
+    struct voice_session session[MAX_VOICE_SESSIONS];
+    int tty_mode;
+    bool mic_mute;
+    float volume;
+    bool is_in_call;
+    bool in_call;
+};
+
+enum {
+    INCALL_REC_NONE = -1,
+    INCALL_REC_UPLINK,
+    INCALL_REC_DOWNLINK,
+    INCALL_REC_UPLINK_AND_DOWNLINK,
+};
+
+int voice_start_usecase(struct audio_device *adev, audio_usecase_t usecase_id);
+int voice_stop_usecase(struct audio_device *adev, audio_usecase_t usecase_id);
+
+int voice_start_call(struct audio_device *adev);
+int voice_stop_call(struct audio_device *adev);
+int voice_set_parameters(struct audio_device *adev, struct str_parms *parms);
+void voice_get_parameters(struct audio_device *adev, struct str_parms *query,
+                          struct str_parms *reply);
+void voice_init(struct audio_device *adev);
+bool voice_is_in_call(struct audio_device *adev);
+bool voice_is_in_call_rec_stream(struct stream_in *in);
+int voice_set_mic_mute(struct audio_device *dev, bool state);
+bool voice_get_mic_mute(struct audio_device *dev);
+int voice_set_volume(struct audio_device *adev, float volume);
+int voice_check_and_set_incall_rec_usecase(struct audio_device *adev,
+                                           struct stream_in *in);
+int voice_check_and_set_incall_music_usecase(struct audio_device *adev,
+                                             struct stream_out *out);
+int voice_check_and_stop_incall_rec_usecase(struct audio_device *adev,
+                                            struct stream_in *in);
+void voice_update_devices_for_all_voice_usecases(struct audio_device *adev);
+#endif //VOICE_H