platform_api.h revision 299760a41231bd0f6d9991fb189977347365c72b 
1/*
2 * Copyright (C) 2013 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#ifndef QCOM_AUDIO_PLATFORM_API_H
18#define QCOM_AUDIO_PLATFORM_API_H
19
20void *platform_init(struct audio_device *adev);
21void platform_deinit(void *platform);
22const char *platform_get_snd_device_name(snd_device_t snd_device);
23void platform_add_backend_name(void *platform, char *mixer_path,
24                                                    snd_device_t snd_device);
25int platform_get_pcm_device_id(audio_usecase_t usecase, int device_type);
26int platform_send_audio_calibration(void *platform, snd_device_t snd_device);
27int platform_switch_voice_call_device_pre(void *platform);
28int platform_switch_voice_call_enable_device_config(void *platform,
29                                                    snd_device_t out_snd_device,
30                                                    snd_device_t in_snd_device);
31int platform_switch_voice_call_device_post(void *platform,
32                                           snd_device_t out_snd_device,
33                                           snd_device_t in_snd_device);
34int platform_switch_voice_call_usecase_route_post(void *platform,
35                                                  snd_device_t out_snd_device,
36                                                  snd_device_t in_snd_device);
37int platform_start_voice_call(void *platform);
38int platform_stop_voice_call(void *platform);
39int platform_set_voice_volume(void *platform, int volume);
40int platform_set_mic_mute(void *platform, bool state);
41snd_device_t platform_get_output_snd_device(void *platform, audio_devices_t devices);
42snd_device_t platform_get_input_snd_device(void *platform, audio_devices_t out_device);
43int platform_set_hdmi_channels(void *platform, int channel_count);
44int platform_edid_get_max_channels(void *platform);
45
46/* returns the latency for a usecase in Us */
47int64_t platform_render_latency(audio_usecase_t usecase);
48
49#endif // QCOM_AUDIO_PLATFORM_API_H
50