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/*
* Copyright (c) 2019 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.
*/
#include <audio_hw.h>
#include "platform.h"
#define MAX_SOURCE_PORTS_PER_PATCH 1
#define MAX_SINK_PORTS_PER_PATCH 1
/* Volume min/max defined by audio policy configuration in millibel.
* Support a range of -60dB to 6dB.
*/
#define MIN_VOLUME_VALUE_MB -6000
#define MAX_VOLUME_VALUE_MB 600
#define STEP_VALUE_MB 100
#define MIN_VOLUME_GAIN 0.0f
#define MAX_VOLUME_GAIN 1.0f
typedef struct auto_hal_module {
struct audio_device *adev;
card_status_t card_status;
} auto_hal_module_t;
struct pcm_config pcm_config_media = {
.channels = 2,
.rate = DEFAULT_OUTPUT_SAMPLING_RATE,
.period_size = DEEP_BUFFER_OUTPUT_PERIOD_SIZE,
.period_count = DEEP_BUFFER_OUTPUT_PERIOD_COUNT,
.format = PCM_FORMAT_S16_LE,
.start_threshold = DEEP_BUFFER_OUTPUT_PERIOD_SIZE / 4,
.stop_threshold = INT_MAX,
.avail_min = DEEP_BUFFER_OUTPUT_PERIOD_SIZE / 4,
};
struct pcm_config pcm_config_system = {
.channels = 2,
.rate = DEFAULT_OUTPUT_SAMPLING_RATE,
.period_size = LOW_LATENCY_OUTPUT_PERIOD_SIZE,
.period_count = LOW_LATENCY_OUTPUT_PERIOD_COUNT,
.format = PCM_FORMAT_S16_LE,
.start_threshold = LOW_LATENCY_OUTPUT_PERIOD_SIZE / 4,
.stop_threshold = INT_MAX,
.avail_min = LOW_LATENCY_OUTPUT_PERIOD_SIZE / 4,
};
struct pcm_config pcm_config_system_48KHz = {
.channels = 2,
.rate = 48000,
.period_size = 240,
.period_count = LOW_LATENCY_OUTPUT_PERIOD_COUNT,
.format = PCM_FORMAT_S16_LE,
.start_threshold = 240 / 4,
.stop_threshold = INT_MAX,
.avail_min = 240 / 4,
};
struct pcm_config pcm_config_system_32KHz = {
.channels = 2,
.rate = 32000,
.period_size = 160,
.period_count = LOW_LATENCY_OUTPUT_PERIOD_COUNT,
.format = PCM_FORMAT_S16_LE,
.start_threshold = 160 / 4,
.stop_threshold = INT_MAX,
.avail_min = 160 / 4,
};
struct pcm_config pcm_config_system_24KHz = {
.channels = 2,
.rate = 24000,
.period_size = 120,
.period_count = LOW_LATENCY_OUTPUT_PERIOD_COUNT,
.format = PCM_FORMAT_S16_LE,
.start_threshold = 120 / 4,
.stop_threshold = INT_MAX,
.avail_min = 120 / 4,
};
struct pcm_config pcm_config_system_16KHz = {
.channels = 2,
.rate = 16000,
.period_size = 80,
.period_count = LOW_LATENCY_OUTPUT_PERIOD_COUNT,
.format = PCM_FORMAT_S16_LE,
.start_threshold = 80 / 4,
.stop_threshold = INT_MAX,
.avail_min = 80 / 4,
};
struct pcm_config pcm_config_system_8KHz = {
.channels = 2,
.rate = 8000,
.period_size = 40,
.period_count = LOW_LATENCY_OUTPUT_PERIOD_COUNT,
.format = PCM_FORMAT_S16_LE,
.start_threshold = 40 / 4,
.stop_threshold = INT_MAX,
.avail_min = 40 / 4,
};
static const audio_usecase_t bus_device_usecases[] = {
USECASE_AUDIO_PLAYBACK_MEDIA,
USECASE_AUDIO_PLAYBACK_SYS_NOTIFICATION,
USECASE_AUDIO_PLAYBACK_NAV_GUIDANCE,
USECASE_AUDIO_PLAYBACK_PHONE,
USECASE_AUDIO_PLAYBACK_ALERTS,
USECASE_AUDIO_PLAYBACK_FRONT_PASSENGER,
USECASE_AUDIO_PLAYBACK_REAR_SEAT,
USECASE_AUDIO_RECORD_BUS,
USECASE_AUDIO_RECORD_BUS_FRONT_PASSENGER,
USECASE_AUDIO_RECORD_BUS_REAR_SEAT,
};