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/*
* Copyright (C) 2013-2014 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 QCOM_AUDIO_PLATFORM_H
#define QCOM_AUDIO_PLATFORM_H
/*
* Below are the devices for which is back end is same, SLIMBUS_0_RX.
* All these devices are handled by the internal HW codec. We can
* enable any one of these devices at any time
*/
#define AUDIO_DEVICE_OUT_ALL_CODEC_BACKEND \
(AUDIO_DEVICE_OUT_EARPIECE | AUDIO_DEVICE_OUT_SPEAKER | \
AUDIO_DEVICE_OUT_WIRED_HEADSET | AUDIO_DEVICE_OUT_WIRED_HEADPHONE)
/* Sound devices specific to the platform
* The DEVICE_OUT_* and DEVICE_IN_* should be mapped to these sound
* devices to enable corresponding mixer paths
*/
enum {
SND_DEVICE_NONE = 0,
/* Playback devices */
SND_DEVICE_MIN,
SND_DEVICE_OUT_BEGIN = SND_DEVICE_MIN,
SND_DEVICE_OUT_HANDSET = SND_DEVICE_OUT_BEGIN,
SND_DEVICE_OUT_SPEAKER,
SND_DEVICE_OUT_SPEAKER_REVERSE,
SND_DEVICE_OUT_HEADPHONES,
SND_DEVICE_OUT_SPEAKER_AND_HEADPHONES,
SND_DEVICE_OUT_VOICE_SPEAKER,
SND_DEVICE_OUT_VOICE_HEADPHONES,
SND_DEVICE_OUT_HDMI,
SND_DEVICE_OUT_SPEAKER_AND_HDMI,
SND_DEVICE_OUT_BT_SCO,
SND_DEVICE_OUT_BT_SCO_WB,
SND_DEVICE_OUT_VOICE_HANDSET_TMUS,
SND_DEVICE_OUT_VOICE_TTY_FULL_HEADPHONES,
SND_DEVICE_OUT_VOICE_TTY_VCO_HEADPHONES,
SND_DEVICE_OUT_VOICE_TTY_HCO_HANDSET,
SND_DEVICE_OUT_END,
/*
* Note: IN_BEGIN should be same as OUT_END because total number of devices
* SND_DEVICES_MAX should not exceed MAX_RX + MAX_TX devices.
*/
/* Capture devices */
SND_DEVICE_IN_BEGIN = SND_DEVICE_OUT_END,
SND_DEVICE_IN_HANDSET_MIC = SND_DEVICE_IN_BEGIN,
SND_DEVICE_IN_SPEAKER_MIC,
SND_DEVICE_IN_HEADSET_MIC,
SND_DEVICE_IN_HANDSET_MIC_AEC,
SND_DEVICE_IN_SPEAKER_MIC_AEC,
SND_DEVICE_IN_HEADSET_MIC_AEC,
SND_DEVICE_IN_VOICE_SPEAKER_MIC,
SND_DEVICE_IN_VOICE_HEADSET_MIC,
SND_DEVICE_IN_HDMI_MIC,
SND_DEVICE_IN_BT_SCO_MIC,
SND_DEVICE_IN_BT_SCO_MIC_WB,
SND_DEVICE_IN_CAMCORDER_MIC,
SND_DEVICE_IN_VOICE_DMIC_EF,
SND_DEVICE_IN_VOICE_DMIC_BS,
SND_DEVICE_IN_VOICE_DMIC_EF_TMUS,
SND_DEVICE_IN_VOICE_SPEAKER_DMIC_EF,
SND_DEVICE_IN_VOICE_SPEAKER_DMIC_BS,
SND_DEVICE_IN_VOICE_TTY_FULL_HEADSET_MIC,
SND_DEVICE_IN_VOICE_TTY_VCO_HANDSET_MIC,
SND_DEVICE_IN_VOICE_TTY_HCO_HEADSET_MIC,
SND_DEVICE_IN_VOICE_REC_MIC,
SND_DEVICE_IN_VOICE_REC_DMIC_EF,
SND_DEVICE_IN_VOICE_REC_DMIC_BS,
SND_DEVICE_IN_VOICE_REC_DMIC_EF_FLUENCE,
SND_DEVICE_IN_VOICE_REC_DMIC_BS_FLUENCE,
SND_DEVICE_IN_END,
SND_DEVICE_MAX = SND_DEVICE_IN_END,
};
#define MIXER_CARD 0
#define SOUND_CARD 0
#define DEFAULT_OUTPUT_SAMPLING_RATE 48000
/*
* tinyAlsa library interprets period size as number of frames
* one frame = channel_count * sizeof (pcm sample)
* so if format = 16-bit PCM and channels = Stereo, frame size = 2 ch * 2 = 4 bytes
* DEEP_BUFFER_OUTPUT_PERIOD_SIZE = 1024 means 1024 * 4 = 4096 bytes
* We should take care of returning proper size when AudioFlinger queries for
* the buffer size of an input/output stream
*/
#define DEEP_BUFFER_OUTPUT_PERIOD_SIZE 960
#define DEEP_BUFFER_OUTPUT_PERIOD_COUNT 8
#define LOW_LATENCY_OUTPUT_PERIOD_SIZE 240
#define LOW_LATENCY_OUTPUT_PERIOD_COUNT 2
#define HDMI_MULTI_PERIOD_SIZE 336
#define HDMI_MULTI_PERIOD_COUNT 8
#define HDMI_MULTI_DEFAULT_CHANNEL_COUNT 6
#define HDMI_MULTI_PERIOD_BYTES (HDMI_MULTI_PERIOD_SIZE * HDMI_MULTI_DEFAULT_CHANNEL_COUNT * 2)
#define AUDIO_CAPTURE_PERIOD_DURATION_MSEC 20
#define AUDIO_CAPTURE_PERIOD_COUNT 2
#define LOW_LATENCY_CAPTURE_SAMPLE_RATE 48000
#define LOW_LATENCY_CAPTURE_PERIOD_SIZE 240
#define LOW_LATENCY_CAPTURE_USE_CASE 0
#endif // QCOM_AUDIO_PLATFORM_H
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