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gerrit-public.fairphone.software / hardware / qcom / audio-caf / msm8974 / 26d44527bde05d7e122fb59476fe993ee38918a9 / . / hal / msm8974 / platform.c
blob: 0d56ff75c03356507f008270a5a818618db72cd6 [file] [log] [blame]
/*
* Copyright (c) 2013-2015, 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.
*/
#define LOG_TAG "msm8974_platform"
//#define LOG_NDEBUG 0
//#define LOG_NDDEBUG 0
#include <stdlib.h>
#include <dlfcn.h>
#include <fcntl.h>
#include <cutils/log.h>
#include <sys/ioctl.h>
#include <cutils/properties.h>
#include <cutils/str_parms.h>
#include <audio_hw.h>
#include <platform_api.h>
#include "platform.h"
#include "audio_extn.h"
#include "voice_extn.h"
#include "sound/compress_params.h"
#ifdef HWDEP_CAL_ENABLED
#include "sound/msmcal-hwdep.h"
#endif
#define SOUND_TRIGGER_DEVICE_HANDSET_MONO_LOW_POWER_ACDB_ID (100)
#define MIXER_XML_PATH "/system/etc/mixer_paths.xml"
#define MIXER_XML_PATH_AUXPCM "/system/etc/mixer_paths_auxpcm.xml"
#define MIXER_XML_PATH_WCD9330 "/system/etc/mixer_paths_wcd9330.xml"
#define LIB_ACDB_LOADER "libacdbloader.so"
#define AUDIO_DATA_BLOCK_MIXER_CTL "HDMI EDID"
#define MAX_COMPRESS_OFFLOAD_FRAGMENT_SIZE (256 * 1024)
#define MIN_COMPRESS_OFFLOAD_FRAGMENT_SIZE (2 * 1024)
#define COMPRESS_OFFLOAD_FRAGMENT_SIZE_FOR_AV_STREAMING (2 * 1024)
#define COMPRESS_OFFLOAD_FRAGMENT_SIZE (32 * 1024)
/* Used in calculating fragment size for pcm offload */
#define PCM_OFFLOAD_BUFFER_DURATION 40 /* 40 millisecs */
/* MAX PCM fragment size cannot be increased further due
* to flinger's cblk size of 1mb,and it has to be a multiple of
* 24 - lcm of channels supported by DSP
*/
#define MAX_PCM_OFFLOAD_FRAGMENT_SIZE (240 * 1024)
#define MIN_PCM_OFFLOAD_FRAGMENT_SIZE (4 * 1024)
#define DIV_ROUND_UP(x, y) (((x) + (y) - 1)/(y))
#define ALIGN(x, y) ((y) * DIV_ROUND_UP((x), (y)))
/*
* This file will have a maximum of 38 bytes:
*
* 4 bytes: number of audio blocks
* 4 bytes: total length of Short Audio Descriptor (SAD) blocks
* Maximum 10 * 3 bytes: SAD blocks
*/
#define MAX_SAD_BLOCKS 10
#define SAD_BLOCK_SIZE 3
/* EDID format ID for LPCM audio */
#define EDID_FORMAT_LPCM 1
/* Retry for delay in FW loading*/
#define RETRY_NUMBER 10
#define RETRY_US 500000
#define MAX_SND_CARD 8
#define SAMPLE_RATE_8KHZ 8000
#define SAMPLE_RATE_16KHZ 16000
#define AUDIO_PARAMETER_KEY_FLUENCE_TYPE "fluence"
#define AUDIO_PARAMETER_KEY_BTSCO "bt_samplerate"
#define AUDIO_PARAMETER_KEY_SLOWTALK "st_enable"
#define AUDIO_PARAMETER_KEY_VOLUME_BOOST "volume_boost"
#define MAX_CAL_NAME 20
#ifdef HWDEP_CAL_ENABLED
char cal_name_info[WCD9XXX_MAX_CAL][MAX_CAL_NAME] = {
[WCD9XXX_ANC_CAL] = "anc_cal",
[WCD9XXX_MBHC_CAL] = "mbhc_cal",
[WCD9XXX_MAD_CAL] = "mad_cal",
};
#endif
enum {
VOICE_FEATURE_SET_DEFAULT,
VOICE_FEATURE_SET_VOLUME_BOOST
};
struct audio_block_header
{
int reserved;
int length;
};
/* Audio calibration related functions */
typedef void (*acdb_deallocate_t)();
typedef int (*acdb_init_t)();
#ifdef HUAWEI_SOUND_PARAM_PATH
typedef void (*acdb_set_param_path_t)(char *path);
#endif
typedef void (*acdb_send_audio_cal_t)(int, int);
typedef void (*acdb_send_voice_cal_t)(int, int);
typedef int (*acdb_reload_vocvoltable_t)(int);
typedef int (*acdb_loader_get_calibration_t)(char *attr, int size, void *data);
acdb_loader_get_calibration_t acdb_loader_get_calibration;
struct platform_data {
struct audio_device *adev;
bool fluence_in_spkr_mode;
bool fluence_in_voice_call;
bool fluence_in_voice_rec;
bool fluence_in_audio_rec;
int fluence_type;
char fluence_cap[PROPERTY_VALUE_MAX];
int btsco_sample_rate;
bool slowtalk;
#ifdef PLATFORM_APQ8084
bool is_i2s_ext_modem;
#endif
/* Audio calibration related functions */
void *acdb_handle;
int voice_feature_set;
acdb_init_t acdb_init;
#ifdef HUAWEI_SOUND_PARAM_PATH
acdb_set_param_path_t acdb_set_param_path;
#endif
acdb_deallocate_t acdb_deallocate;
acdb_send_audio_cal_t acdb_send_audio_cal;
acdb_send_voice_cal_t acdb_send_voice_cal;
acdb_reload_vocvoltable_t acdb_reload_vocvoltable;
void *hw_info;
struct csd_data *csd;
};
static int pcm_device_table[AUDIO_USECASE_MAX][2] = {
[USECASE_AUDIO_PLAYBACK_DEEP_BUFFER] = {DEEP_BUFFER_PCM_DEVICE,
DEEP_BUFFER_PCM_DEVICE},
[USECASE_AUDIO_PLAYBACK_LOW_LATENCY] = {LOWLATENCY_PCM_DEVICE,
LOWLATENCY_PCM_DEVICE},
[USECASE_AUDIO_PLAYBACK_MULTI_CH] = {MULTIMEDIA2_PCM_DEVICE,
MULTIMEDIA2_PCM_DEVICE},
[USECASE_AUDIO_PLAYBACK_OFFLOAD] =
{PLAYBACK_OFFLOAD_DEVICE, PLAYBACK_OFFLOAD_DEVICE},
[USECASE_AUDIO_PLAYBACK_ULL] = {MULTIMEDIA3_PCM_DEVICE,
MULTIMEDIA3_PCM_DEVICE},
#ifdef MULTIPLE_OFFLOAD_ENABLED
[USECASE_AUDIO_PLAYBACK_OFFLOAD2] =
{PLAYBACK_OFFLOAD_DEVICE2, PLAYBACK_OFFLOAD_DEVICE2},
[USECASE_AUDIO_PLAYBACK_OFFLOAD3] =
{PLAYBACK_OFFLOAD_DEVICE3, PLAYBACK_OFFLOAD_DEVICE3},
#ifndef PLATFORM_MSM8974
[USECASE_AUDIO_PLAYBACK_OFFLOAD4] =
{PLAYBACK_OFFLOAD_DEVICE4, PLAYBACK_OFFLOAD_DEVICE4},
[USECASE_AUDIO_PLAYBACK_OFFLOAD5] =
{PLAYBACK_OFFLOAD_DEVICE5, PLAYBACK_OFFLOAD_DEVICE5},
[USECASE_AUDIO_PLAYBACK_OFFLOAD6] =
{PLAYBACK_OFFLOAD_DEVICE6, PLAYBACK_OFFLOAD_DEVICE6},
[USECASE_AUDIO_PLAYBACK_OFFLOAD7] =
{PLAYBACK_OFFLOAD_DEVICE7, PLAYBACK_OFFLOAD_DEVICE7},
#endif
[USECASE_AUDIO_PLAYBACK_OFFLOAD8] =
{PLAYBACK_OFFLOAD_DEVICE8, PLAYBACK_OFFLOAD_DEVICE8},
#ifndef PLATFORM_MSM8974
[USECASE_AUDIO_PLAYBACK_OFFLOAD9] =
{PLAYBACK_OFFLOAD_DEVICE9, PLAYBACK_OFFLOAD_DEVICE9},
#endif
#endif
[USECASE_AUDIO_DIRECT_PCM_OFFLOAD] =
{PLAYBACK_OFFLOAD_DEVICE2, PLAYBACK_OFFLOAD_DEVICE2},
[USECASE_AUDIO_RECORD] = {AUDIO_RECORD_PCM_DEVICE, AUDIO_RECORD_PCM_DEVICE},
[USECASE_AUDIO_RECORD_COMPRESS] = {COMPRESS_CAPTURE_DEVICE, COMPRESS_CAPTURE_DEVICE},
[USECASE_AUDIO_RECORD_LOW_LATENCY] = {LOWLATENCY_PCM_DEVICE,
LOWLATENCY_PCM_DEVICE},
[USECASE_AUDIO_RECORD_FM_VIRTUAL] = {MULTIMEDIA2_PCM_DEVICE,
MULTIMEDIA2_PCM_DEVICE},
[USECASE_AUDIO_PLAYBACK_FM] = {FM_PLAYBACK_PCM_DEVICE, FM_CAPTURE_PCM_DEVICE},
[USECASE_AUDIO_HFP_SCO] = {HFP_PCM_RX, HFP_SCO_RX},
[USECASE_AUDIO_HFP_SCO_WB] = {HFP_PCM_RX, HFP_SCO_RX},
[USECASE_VOICE_CALL] = {VOICE_CALL_PCM_DEVICE, VOICE_CALL_PCM_DEVICE},
[USECASE_VOICE2_CALL] = {VOICE2_CALL_PCM_DEVICE, VOICE2_CALL_PCM_DEVICE},
[USECASE_VOLTE_CALL] = {VOLTE_CALL_PCM_DEVICE, VOLTE_CALL_PCM_DEVICE},
[USECASE_QCHAT_CALL] = {QCHAT_CALL_PCM_DEVICE, QCHAT_CALL_PCM_DEVICE},
[USECASE_VOWLAN_CALL] = {VOWLAN_CALL_PCM_DEVICE, VOWLAN_CALL_PCM_DEVICE},
[USECASE_COMPRESS_VOIP_CALL] = {COMPRESS_VOIP_CALL_PCM_DEVICE, COMPRESS_VOIP_CALL_PCM_DEVICE},
[USECASE_INCALL_REC_UPLINK] = {AUDIO_RECORD_PCM_DEVICE,
AUDIO_RECORD_PCM_DEVICE},
[USECASE_INCALL_REC_DOWNLINK] = {AUDIO_RECORD_PCM_DEVICE,
AUDIO_RECORD_PCM_DEVICE},
[USECASE_INCALL_REC_UPLINK_AND_DOWNLINK] = {AUDIO_RECORD_PCM_DEVICE,
AUDIO_RECORD_PCM_DEVICE},
[USECASE_INCALL_REC_UPLINK_COMPRESS] = {COMPRESS_CAPTURE_DEVICE,
COMPRESS_CAPTURE_DEVICE},
[USECASE_INCALL_REC_DOWNLINK_COMPRESS] = {COMPRESS_CAPTURE_DEVICE,
COMPRESS_CAPTURE_DEVICE},
[USECASE_INCALL_REC_UPLINK_AND_DOWNLINK_COMPRESS] = {COMPRESS_CAPTURE_DEVICE,
COMPRESS_CAPTURE_DEVICE},
[USECASE_INCALL_MUSIC_UPLINK] = {INCALL_MUSIC_UPLINK_PCM_DEVICE,
INCALL_MUSIC_UPLINK_PCM_DEVICE},
[USECASE_INCALL_MUSIC_UPLINK2] = {INCALL_MUSIC_UPLINK2_PCM_DEVICE,
INCALL_MUSIC_UPLINK2_PCM_DEVICE},
[USECASE_AUDIO_SPKR_CALIB_RX] = {SPKR_PROT_CALIB_RX_PCM_DEVICE, -1},
[USECASE_AUDIO_SPKR_CALIB_TX] = {-1, SPKR_PROT_CALIB_TX_PCM_DEVICE},
[USECASE_AUDIO_PLAYBACK_AFE_PROXY] = {AFE_PROXY_PLAYBACK_PCM_DEVICE,
AFE_PROXY_RECORD_PCM_DEVICE},
[USECASE_AUDIO_RECORD_AFE_PROXY] = {AFE_PROXY_PLAYBACK_PCM_DEVICE,
AFE_PROXY_RECORD_PCM_DEVICE},
};
/* Array to store sound devices */
static char * device_table[SND_DEVICE_MAX] = {
[SND_DEVICE_NONE] = "none",
/* Playback sound devices */
[SND_DEVICE_OUT_HANDSET] = "handset",
[SND_DEVICE_OUT_SPEAKER] = "speaker",
[SND_DEVICE_OUT_SPEAKER_REVERSE] = "speaker-reverse",
[SND_DEVICE_OUT_HEADPHONES] = "headphones",
[SND_DEVICE_OUT_SPEAKER_AND_HEADPHONES] = "speaker-and-headphones",
[SND_DEVICE_OUT_VOICE_HANDSET] = "voice-handset",
[SND_DEVICE_OUT_VOICE_SPEAKER] = "voice-speaker",
[SND_DEVICE_OUT_VOICE_HEADPHONES] = "voice-headphones",
[SND_DEVICE_OUT_HDMI] = "hdmi",
[SND_DEVICE_OUT_SPEAKER_AND_HDMI] = "speaker-and-hdmi",
[SND_DEVICE_OUT_BT_SCO] = "bt-sco-headset",
[SND_DEVICE_OUT_BT_SCO_WB] = "bt-sco-headset-wb",
[SND_DEVICE_OUT_VOICE_TTY_FULL_HEADPHONES] = "voice-tty-full-headphones",
[SND_DEVICE_OUT_VOICE_TTY_VCO_HEADPHONES] = "voice-tty-vco-headphones",
[SND_DEVICE_OUT_VOICE_TTY_HCO_HANDSET] = "voice-tty-hco-handset",
[SND_DEVICE_OUT_VOICE_TX] = "voice-tx",
[SND_DEVICE_OUT_AFE_PROXY] = "afe-proxy",
[SND_DEVICE_OUT_USB_HEADSET] = "usb-headphones",
[SND_DEVICE_OUT_SPEAKER_AND_USB_HEADSET] = "speaker-and-usb-headphones",
[SND_DEVICE_OUT_TRANSMISSION_FM] = "transmission-fm",
[SND_DEVICE_OUT_ANC_HEADSET] = "anc-headphones",
[SND_DEVICE_OUT_ANC_FB_HEADSET] = "anc-fb-headphones",
[SND_DEVICE_OUT_VOICE_ANC_HEADSET] = "voice-anc-headphones",
[SND_DEVICE_OUT_VOICE_ANC_FB_HEADSET] = "voice-anc-fb-headphones",
[SND_DEVICE_OUT_SPEAKER_AND_ANC_HEADSET] = "speaker-and-anc-headphones",
[SND_DEVICE_OUT_ANC_HANDSET] = "anc-handset",
[SND_DEVICE_OUT_SPEAKER_PROTECTED] = "speaker-protected",
[SND_DEVICE_OUT_VOIP_HANDSET] = "voip-handset-comm",
[SND_DEVICE_OUT_VOIP_SPEAKER] = "voip-speaker-comm",
[SND_DEVICE_OUT_VOIP_HEADPHONES] = "voip-headset-comm",
/* Capture sound devices */
[SND_DEVICE_IN_HANDSET_MIC] = "handset-mic",
[SND_DEVICE_IN_HANDSET_MIC_AEC] = "handset-mic",
[SND_DEVICE_IN_HANDSET_MIC_NS] = "handset-mic",
[SND_DEVICE_IN_HANDSET_MIC_AEC_NS] = "handset-mic",
[SND_DEVICE_IN_HANDSET_DMIC] = "dmic-endfire",
[SND_DEVICE_IN_HANDSET_DMIC_AEC] = "dmic-endfire",
[SND_DEVICE_IN_HANDSET_DMIC_NS] = "dmic-endfire",
[SND_DEVICE_IN_HANDSET_DMIC_AEC_NS] = "dmic-endfire",
[SND_DEVICE_IN_SPEAKER_MIC] = "speaker-mic",
[SND_DEVICE_IN_SPEAKER_MIC_AEC] = "speaker-mic",
[SND_DEVICE_IN_SPEAKER_MIC_NS] = "speaker-mic",
[SND_DEVICE_IN_SPEAKER_MIC_AEC_NS] = "speaker-mic",
[SND_DEVICE_IN_SPEAKER_DMIC] = "speaker-dmic-endfire",
[SND_DEVICE_IN_SPEAKER_DMIC_AEC] = "speaker-dmic-endfire",
[SND_DEVICE_IN_SPEAKER_DMIC_NS] = "speaker-dmic-endfire",
[SND_DEVICE_IN_SPEAKER_DMIC_AEC_NS] = "speaker-dmic-endfire",
[SND_DEVICE_IN_HEADSET_MIC] = "headset-mic",
[SND_DEVICE_IN_HEADSET_MIC_FLUENCE] = "headset-mic",
[SND_DEVICE_IN_VOICE_SPEAKER_MIC] = "voice-speaker-mic",
[SND_DEVICE_IN_VOICE_HEADSET_MIC] = "voice-headset-mic",
[SND_DEVICE_IN_HDMI_MIC] = "hdmi-mic",
[SND_DEVICE_IN_BT_SCO_MIC] = "bt-sco-mic",
[SND_DEVICE_IN_BT_SCO_MIC_WB] = "bt-sco-mic-wb",
[SND_DEVICE_IN_CAMCORDER_MIC] = "camcorder-mic",
[SND_DEVICE_IN_VOICE_DMIC] = "voice-dmic-ef",
[SND_DEVICE_IN_VOICE_SPEAKER_DMIC] = "voice-speaker-dmic-ef",
[SND_DEVICE_IN_VOICE_SPEAKER_QMIC] = "voice-speaker-qmic",
[SND_DEVICE_IN_VOICE_TTY_FULL_HEADSET_MIC] = "voice-tty-full-headset-mic",
[SND_DEVICE_IN_VOICE_TTY_VCO_HANDSET_MIC] = "voice-tty-vco-handset-mic",
[SND_DEVICE_IN_VOICE_TTY_HCO_HEADSET_MIC] = "voice-tty-hco-headset-mic",
[SND_DEVICE_IN_VOICE_RX] = "voice-rx",
[SND_DEVICE_IN_VOICE_REC_MIC] = "voice-rec-mic",
[SND_DEVICE_IN_VOICE_REC_MIC_NS] = "voice-rec-mic",
[SND_DEVICE_IN_VOICE_REC_DMIC_STEREO] = "voice-rec-dmic-ef",
[SND_DEVICE_IN_VOICE_REC_DMIC_FLUENCE] = "voice-rec-dmic-ef-fluence",
[SND_DEVICE_IN_USB_HEADSET_MIC] = "usb-headset-mic",
[SND_DEVICE_IN_CAPTURE_FM] = "capture-fm",
[SND_DEVICE_IN_AANC_HANDSET_MIC] = "aanc-handset-mic",
[SND_DEVICE_IN_QUAD_MIC] = "quad-mic",
[SND_DEVICE_IN_HANDSET_STEREO_DMIC] = "handset-stereo-dmic-ef",
[SND_DEVICE_IN_SPEAKER_STEREO_DMIC] = "speaker-stereo-dmic-ef",
[SND_DEVICE_IN_CAPTURE_VI_FEEDBACK] = "vi-feedback",
[SND_DEVICE_IN_VOIP_HANDSET_MIC] = "voip-main-mic-comm",
[SND_DEVICE_IN_VOIP_SPEAKER_MIC] = "voip-sub-mic-comm",
[SND_DEVICE_IN_VOIP_HEADSET_MIC] = "voip-headset-mic-comm",
};
/* ACDB IDs (audio DSP path configuration IDs) for each sound device */
static int acdb_device_table[SND_DEVICE_MAX] = {
[SND_DEVICE_NONE] = -1,
[SND_DEVICE_OUT_HANDSET] = 7,
[SND_DEVICE_OUT_SPEAKER] = 14,
[SND_DEVICE_OUT_SPEAKER_REVERSE] = 14,
[SND_DEVICE_OUT_HEADPHONES] = 10,
[SND_DEVICE_OUT_SPEAKER_AND_HEADPHONES] = 10,
[SND_DEVICE_OUT_VOICE_HANDSET] = 7,
[SND_DEVICE_OUT_VOICE_SPEAKER] = 14,
[SND_DEVICE_OUT_VOICE_HEADPHONES] = 10,
[SND_DEVICE_OUT_HDMI] = 18,
[SND_DEVICE_OUT_SPEAKER_AND_HDMI] = 14,
[SND_DEVICE_OUT_BT_SCO] = 22,
[SND_DEVICE_OUT_BT_SCO_WB] = 39,
[SND_DEVICE_OUT_VOICE_TTY_FULL_HEADPHONES] = 17,
[SND_DEVICE_OUT_VOICE_TTY_VCO_HEADPHONES] = 17,
[SND_DEVICE_OUT_VOICE_TTY_HCO_HANDSET] = 37,
[SND_DEVICE_OUT_VOICE_TX] = 45,
[SND_DEVICE_OUT_AFE_PROXY] = 0,
[SND_DEVICE_OUT_USB_HEADSET] = 0,
[SND_DEVICE_OUT_SPEAKER_AND_USB_HEADSET] = 14,
[SND_DEVICE_OUT_TRANSMISSION_FM] = 0,
[SND_DEVICE_OUT_ANC_HEADSET] = 26,
[SND_DEVICE_OUT_ANC_FB_HEADSET] = 27,
[SND_DEVICE_OUT_VOICE_ANC_HEADSET] = 26,
[SND_DEVICE_OUT_VOICE_ANC_FB_HEADSET] = 27,
[SND_DEVICE_OUT_SPEAKER_AND_ANC_HEADSET] = 26,
[SND_DEVICE_OUT_ANC_HANDSET] = 103,
[SND_DEVICE_OUT_SPEAKER_PROTECTED] = 101,
[SND_DEVICE_IN_HANDSET_MIC] = 4,
[SND_DEVICE_IN_HANDSET_MIC_AEC] = 106,
[SND_DEVICE_IN_HANDSET_MIC_NS] = 107,
[SND_DEVICE_IN_HANDSET_MIC_AEC_NS] = 108,
[SND_DEVICE_IN_HANDSET_DMIC] = 41,
[SND_DEVICE_IN_HANDSET_DMIC_AEC] = 109,
[SND_DEVICE_IN_HANDSET_DMIC_NS] = 110,
[SND_DEVICE_IN_HANDSET_DMIC_AEC_NS] = 111,
[SND_DEVICE_IN_SPEAKER_MIC] = 11,
[SND_DEVICE_IN_SPEAKER_MIC_AEC] = 112,
[SND_DEVICE_IN_SPEAKER_MIC_NS] = 113,
[SND_DEVICE_IN_SPEAKER_MIC_AEC_NS] = 114,
[SND_DEVICE_IN_SPEAKER_DMIC] = 43,
[SND_DEVICE_IN_SPEAKER_DMIC_AEC] = 115,
[SND_DEVICE_IN_SPEAKER_DMIC_NS] = 116,
[SND_DEVICE_IN_SPEAKER_DMIC_AEC_NS] = 117,
[SND_DEVICE_IN_HEADSET_MIC] = 8,
[SND_DEVICE_IN_HEADSET_MIC_FLUENCE] = 47,
[SND_DEVICE_IN_VOICE_SPEAKER_MIC] = 11,
[SND_DEVICE_IN_VOICE_HEADSET_MIC] = 8,
[SND_DEVICE_IN_HDMI_MIC] = 4,
[SND_DEVICE_IN_BT_SCO_MIC] = 21,
[SND_DEVICE_IN_BT_SCO_MIC_WB] = 38,
[SND_DEVICE_IN_CAMCORDER_MIC] = 4,
[SND_DEVICE_IN_VOICE_DMIC] = 41,
[SND_DEVICE_IN_VOICE_SPEAKER_DMIC] = 43,
[SND_DEVICE_IN_VOICE_SPEAKER_QMIC] = 19,
[SND_DEVICE_IN_VOICE_TTY_FULL_HEADSET_MIC] = 16,
[SND_DEVICE_IN_VOICE_TTY_VCO_HANDSET_MIC] = 36,
[SND_DEVICE_IN_VOICE_TTY_HCO_HEADSET_MIC] = 16,
[SND_DEVICE_IN_VOICE_RX] = 44,
[SND_DEVICE_IN_VOICE_REC_MIC] = 4,
[SND_DEVICE_IN_VOICE_REC_MIC_NS] = 107,
[SND_DEVICE_IN_VOICE_REC_DMIC_STEREO] = 34,
[SND_DEVICE_IN_VOICE_REC_DMIC_FLUENCE] = 41,
[SND_DEVICE_IN_USB_HEADSET_MIC] = 44,
[SND_DEVICE_IN_CAPTURE_FM] = 0,
[SND_DEVICE_IN_AANC_HANDSET_MIC] = 104,
[SND_DEVICE_IN_QUAD_MIC] = 46,
[SND_DEVICE_IN_HANDSET_STEREO_DMIC] = 34,
[SND_DEVICE_IN_SPEAKER_STEREO_DMIC] = 35,
[SND_DEVICE_IN_CAPTURE_VI_FEEDBACK] = 102,
};
struct name_to_index {
char name[100];
unsigned int index;
};
#define TO_NAME_INDEX(X) #X, X
/* Used to get index from parsed sting */
static struct name_to_index snd_device_name_index[SND_DEVICE_MAX] = {
{TO_NAME_INDEX(SND_DEVICE_OUT_HANDSET)},
{TO_NAME_INDEX(SND_DEVICE_OUT_SPEAKER)},
{TO_NAME_INDEX(SND_DEVICE_OUT_SPEAKER_REVERSE)},
{TO_NAME_INDEX(SND_DEVICE_OUT_HEADPHONES)},
{TO_NAME_INDEX(SND_DEVICE_OUT_SPEAKER_AND_HEADPHONES)},
{TO_NAME_INDEX(SND_DEVICE_OUT_VOICE_HANDSET)},
{TO_NAME_INDEX(SND_DEVICE_OUT_VOICE_SPEAKER)},
{TO_NAME_INDEX(SND_DEVICE_OUT_VOICE_HEADPHONES)},
{TO_NAME_INDEX(SND_DEVICE_OUT_HDMI)},
{TO_NAME_INDEX(SND_DEVICE_OUT_SPEAKER_AND_HDMI)},
{TO_NAME_INDEX(SND_DEVICE_OUT_BT_SCO)},
{TO_NAME_INDEX(SND_DEVICE_OUT_BT_SCO_WB)},
{TO_NAME_INDEX(SND_DEVICE_OUT_VOICE_TTY_FULL_HEADPHONES)},
{TO_NAME_INDEX(SND_DEVICE_OUT_VOICE_TTY_VCO_HEADPHONES)},
{TO_NAME_INDEX(SND_DEVICE_OUT_VOICE_TTY_HCO_HANDSET)},
{TO_NAME_INDEX(SND_DEVICE_OUT_VOICE_TX)},
{TO_NAME_INDEX(SND_DEVICE_OUT_AFE_PROXY)},
{TO_NAME_INDEX(SND_DEVICE_OUT_USB_HEADSET)},
{TO_NAME_INDEX(SND_DEVICE_OUT_SPEAKER_AND_USB_HEADSET)},
{TO_NAME_INDEX(SND_DEVICE_OUT_TRANSMISSION_FM)},
{TO_NAME_INDEX(SND_DEVICE_OUT_ANC_HEADSET)},
{TO_NAME_INDEX(SND_DEVICE_OUT_ANC_FB_HEADSET)},
{TO_NAME_INDEX(SND_DEVICE_OUT_VOICE_ANC_HEADSET)},
{TO_NAME_INDEX(SND_DEVICE_OUT_VOICE_ANC_FB_HEADSET)},
{TO_NAME_INDEX(SND_DEVICE_OUT_SPEAKER_AND_ANC_HEADSET)},
{TO_NAME_INDEX(SND_DEVICE_OUT_ANC_HANDSET)},
{TO_NAME_INDEX(SND_DEVICE_OUT_SPEAKER_PROTECTED)},
{TO_NAME_INDEX(SND_DEVICE_OUT_VOIP_HANDSET)},
{TO_NAME_INDEX(SND_DEVICE_OUT_VOIP_SPEAKER)},
{TO_NAME_INDEX(SND_DEVICE_OUT_VOIP_HEADPHONES)},
{TO_NAME_INDEX(SND_DEVICE_IN_HANDSET_MIC)},
{TO_NAME_INDEX(SND_DEVICE_IN_HANDSET_MIC_AEC)},
{TO_NAME_INDEX(SND_DEVICE_IN_HANDSET_MIC_NS)},
{TO_NAME_INDEX(SND_DEVICE_IN_HANDSET_MIC_AEC_NS)},
{TO_NAME_INDEX(SND_DEVICE_IN_HANDSET_DMIC)},
{TO_NAME_INDEX(SND_DEVICE_IN_HANDSET_DMIC_AEC)},
{TO_NAME_INDEX(SND_DEVICE_IN_HANDSET_DMIC_NS)},
{TO_NAME_INDEX(SND_DEVICE_IN_HANDSET_DMIC_AEC_NS)},
{TO_NAME_INDEX(SND_DEVICE_IN_SPEAKER_MIC)},
{TO_NAME_INDEX(SND_DEVICE_IN_SPEAKER_MIC_AEC)},
{TO_NAME_INDEX(SND_DEVICE_IN_SPEAKER_MIC_NS)},
{TO_NAME_INDEX(SND_DEVICE_IN_SPEAKER_MIC_AEC_NS)},
{TO_NAME_INDEX(SND_DEVICE_IN_SPEAKER_DMIC)},
{TO_NAME_INDEX(SND_DEVICE_IN_SPEAKER_DMIC_AEC)},
{TO_NAME_INDEX(SND_DEVICE_IN_SPEAKER_DMIC_NS)},
{TO_NAME_INDEX(SND_DEVICE_IN_SPEAKER_DMIC_AEC_NS)},
{TO_NAME_INDEX(SND_DEVICE_IN_HEADSET_MIC)},
{TO_NAME_INDEX(SND_DEVICE_IN_HEADSET_MIC_FLUENCE)},
{TO_NAME_INDEX(SND_DEVICE_IN_VOICE_SPEAKER_MIC)},
{TO_NAME_INDEX(SND_DEVICE_IN_VOICE_HEADSET_MIC)},
{TO_NAME_INDEX(SND_DEVICE_IN_HDMI_MIC)},
{TO_NAME_INDEX(SND_DEVICE_IN_BT_SCO_MIC)},
{TO_NAME_INDEX(SND_DEVICE_IN_BT_SCO_MIC_WB)},
{TO_NAME_INDEX(SND_DEVICE_IN_CAMCORDER_MIC)},
{TO_NAME_INDEX(SND_DEVICE_IN_VOICE_DMIC)},
{TO_NAME_INDEX(SND_DEVICE_IN_VOICE_SPEAKER_DMIC)},
{TO_NAME_INDEX(SND_DEVICE_IN_VOICE_SPEAKER_QMIC)},
{TO_NAME_INDEX(SND_DEVICE_IN_VOICE_TTY_FULL_HEADSET_MIC)},
{TO_NAME_INDEX(SND_DEVICE_IN_VOICE_TTY_VCO_HANDSET_MIC)},
{TO_NAME_INDEX(SND_DEVICE_IN_VOICE_TTY_HCO_HEADSET_MIC)},
{TO_NAME_INDEX(SND_DEVICE_IN_VOICE_REC_MIC)},
{TO_NAME_INDEX(SND_DEVICE_IN_VOICE_REC_MIC_NS)},
{TO_NAME_INDEX(SND_DEVICE_IN_VOICE_REC_DMIC_STEREO)},
{TO_NAME_INDEX(SND_DEVICE_IN_VOICE_REC_DMIC_FLUENCE)},
{TO_NAME_INDEX(SND_DEVICE_IN_VOICE_RX)},
{TO_NAME_INDEX(SND_DEVICE_IN_USB_HEADSET_MIC)},
{TO_NAME_INDEX(SND_DEVICE_IN_CAPTURE_FM)},
{TO_NAME_INDEX(SND_DEVICE_IN_AANC_HANDSET_MIC)},
{TO_NAME_INDEX(SND_DEVICE_IN_QUAD_MIC)},
{TO_NAME_INDEX(SND_DEVICE_IN_HANDSET_STEREO_DMIC)},
{TO_NAME_INDEX(SND_DEVICE_IN_SPEAKER_STEREO_DMIC)},
{TO_NAME_INDEX(SND_DEVICE_IN_CAPTURE_VI_FEEDBACK)},
{TO_NAME_INDEX(SND_DEVICE_IN_VOIP_HANDSET_MIC)},
{TO_NAME_INDEX(SND_DEVICE_IN_VOIP_SPEAKER_MIC)},
{TO_NAME_INDEX(SND_DEVICE_IN_VOIP_HEADSET_MIC)},
};
static char * backend_table[SND_DEVICE_MAX] = {0};
static struct name_to_index usecase_name_index[AUDIO_USECASE_MAX] = {
{TO_NAME_INDEX(USECASE_AUDIO_PLAYBACK_DEEP_BUFFER)},
{TO_NAME_INDEX(USECASE_AUDIO_PLAYBACK_LOW_LATENCY)},
{TO_NAME_INDEX(USECASE_AUDIO_PLAYBACK_MULTI_CH)},
{TO_NAME_INDEX(USECASE_AUDIO_PLAYBACK_OFFLOAD)},
{TO_NAME_INDEX(USECASE_AUDIO_PLAYBACK_ULL)},
#ifdef MULTIPLE_OFFLOAD_ENABLED
{TO_NAME_INDEX(USECASE_AUDIO_PLAYBACK_OFFLOAD2)},
{TO_NAME_INDEX(USECASE_AUDIO_PLAYBACK_OFFLOAD3)},
#ifndef PLATFORM_MSM8974
{TO_NAME_INDEX(USECASE_AUDIO_PLAYBACK_OFFLOAD4)},
{TO_NAME_INDEX(USECASE_AUDIO_PLAYBACK_OFFLOAD5)},
{TO_NAME_INDEX(USECASE_AUDIO_PLAYBACK_OFFLOAD6)},
{TO_NAME_INDEX(USECASE_AUDIO_PLAYBACK_OFFLOAD7)},
#endif
{TO_NAME_INDEX(USECASE_AUDIO_PLAYBACK_OFFLOAD8)},
#ifndef PLATFORM_MSM8974
{TO_NAME_INDEX(USECASE_AUDIO_PLAYBACK_OFFLOAD9)},
#endif
#endif
{TO_NAME_INDEX(USECASE_AUDIO_DIRECT_PCM_OFFLOAD)},
{TO_NAME_INDEX(USECASE_AUDIO_RECORD)},
{TO_NAME_INDEX(USECASE_AUDIO_RECORD_LOW_LATENCY)},
{TO_NAME_INDEX(USECASE_VOICE_CALL)},
{TO_NAME_INDEX(USECASE_VOICE2_CALL)},
{TO_NAME_INDEX(USECASE_VOLTE_CALL)},
{TO_NAME_INDEX(USECASE_QCHAT_CALL)},
{TO_NAME_INDEX(USECASE_VOWLAN_CALL)},
{TO_NAME_INDEX(USECASE_INCALL_REC_UPLINK)},
{TO_NAME_INDEX(USECASE_INCALL_REC_DOWNLINK)},
{TO_NAME_INDEX(USECASE_INCALL_REC_UPLINK_AND_DOWNLINK)},
{TO_NAME_INDEX(USECASE_AUDIO_HFP_SCO)},
};
#define DEEP_BUFFER_PLATFORM_DELAY (29*1000LL)
#define LOW_LATENCY_PLATFORM_DELAY (13*1000LL)
#ifdef HWDEP_CAL_ENABLED
static int hw_util_open(int card_no)
{
int fd = -1;
char dev_name[256];
snprintf(dev_name, sizeof(dev_name), "/dev/snd/hwC%uD%u",
card_no, WCD9XXX_CODEC_HWDEP_NODE);
ALOGE("%s Opening device %s\n", __func__, dev_name);
fd = open(dev_name, O_WRONLY);
if (fd < 0) {
ALOGE("%s: cannot open device '%s'\n", __func__, dev_name);
return fd;
}
ALOGE("%s success", __func__);
return fd;
}
struct param_data {
int use_case;
int acdb_id;
int get_size;
int buff_size;
int data_size;
void *buff;
};
static int send_codec_cal(acdb_loader_get_calibration_t acdb_loader_get_calibration, int fd)
{
int ret = 0, type;
for (type = WCD9XXX_ANC_CAL; type < WCD9XXX_MAX_CAL; type++) {
struct wcdcal_ioctl_buffer codec_buffer;
struct param_data calib;
memset(&calib, 0, sizeof(struct param_data));
if (!strcmp(cal_name_info[type], "mad_cal"))
calib.acdb_id = SOUND_TRIGGER_DEVICE_HANDSET_MONO_LOW_POWER_ACDB_ID;
calib.get_size = 1;
ret = acdb_loader_get_calibration(cal_name_info[type], sizeof(struct param_data),
&calib);
if (ret < 0) {
ALOGE("%s get_calibration failed\n", __func__);
return ret;
}
calib.get_size = 0;
calib.buff = malloc(calib.buff_size);
ret = acdb_loader_get_calibration(cal_name_info[type],
sizeof(struct param_data), &calib);
if (ret < 0) {
ALOGE("%s get_calibration failed\n", __func__);
free(calib.buff);
return ret;
}
codec_buffer.buffer = calib.buff;
codec_buffer.size = calib.data_size;
codec_buffer.cal_type = type;
if (ioctl(fd, SNDRV_CTL_IOCTL_HWDEP_CAL_TYPE, &codec_buffer) < 0)
ALOGE("Failed to call ioctl for %s err=%d",
cal_name_info[type], errno);
ALOGE(" %s cal sent for %s", __func__, cal_name_info[type]);
free(calib.buff);
}
return ret;
}
static void audio_hwdep_send_cal(struct platform_data *plat_data)
{
int fd;
fd = hw_util_open(plat_data->adev->snd_card);
if (fd == -1) {
ALOGE("%s error open\n", __func__);
return;
}
acdb_loader_get_calibration = (acdb_loader_get_calibration_t)
dlsym(plat_data->acdb_handle, "acdb_loader_get_calibration");
if (acdb_loader_get_calibration == NULL) {
ALOGE("%s: ERROR. dlsym Error:%s acdb_loader_get_calibration", __func__,
dlerror());
return;
}
if (send_codec_cal(acdb_loader_get_calibration, fd) < 0)
ALOGE("%s: Could not send anc cal", __FUNCTION__);
}
#endif
static void set_echo_reference(struct audio_device *adev, bool enable)
{
if (enable)
audio_route_apply_and_update_path(adev->audio_route, "echo-reference");
else
audio_route_reset_and_update_path(adev->audio_route, "echo-reference");
ALOGV("Setting EC Reference: %d", enable);
}
#ifdef PLATFORM_APQ8084
static struct csd_data *open_csd_client(bool i2s_ext_modem)
#else
static struct csd_data *open_csd_client()
#endif
{
struct csd_data *csd = calloc(1, sizeof(struct csd_data));
if (!csd) {
ALOGE("failed to allocate csd_data mem");
return NULL;
}
csd->csd_client = dlopen(LIB_CSD_CLIENT, RTLD_NOW);
if (csd->csd_client == NULL) {
ALOGE("%s: DLOPEN failed for %s", __func__, LIB_CSD_CLIENT);
goto error;
} else {
ALOGV("%s: DLOPEN successful for %s", __func__, LIB_CSD_CLIENT);
csd->deinit = (deinit_t)dlsym(csd->csd_client,
"csd_client_deinit");
if (csd->deinit == NULL) {
ALOGE("%s: dlsym error %s for csd_client_deinit", __func__,
dlerror());
goto error;
}
csd->disable_device = (disable_device_t)dlsym(csd->csd_client,
"csd_client_disable_device");
if (csd->disable_device == NULL) {
ALOGE("%s: dlsym error %s for csd_client_disable_device",
__func__, dlerror());
goto error;
}
csd->enable_device_config = (enable_device_config_t)dlsym(csd->csd_client,
"csd_client_enable_device_config");
if (csd->enable_device_config == NULL) {
ALOGV("%s: dlsym error %s for csd_client_enable_device_config",
__func__, dlerror());
// not mandatory
}
csd->enable_device = (enable_device_t)dlsym(csd->csd_client,
"csd_client_enable_device");
if (csd->enable_device == NULL) {
ALOGE("%s: dlsym error %s for csd_client_enable_device",
__func__, dlerror());
goto error;
}
csd->start_voice = (start_voice_t)dlsym(csd->csd_client,
"csd_client_start_voice");
if (csd->start_voice == NULL) {
ALOGE("%s: dlsym error %s for csd_client_start_voice",
__func__, dlerror());
goto error;
}
csd->stop_voice = (stop_voice_t)dlsym(csd->csd_client,
"csd_client_stop_voice");
if (csd->stop_voice == NULL) {
ALOGE("%s: dlsym error %s for csd_client_stop_voice",
__func__, dlerror());
goto error;
}
csd->volume = (volume_t)dlsym(csd->csd_client,
"csd_client_volume");
if (csd->volume == NULL) {
ALOGE("%s: dlsym error %s for csd_client_volume",
__func__, dlerror());
goto error;
}
csd->mic_mute = (mic_mute_t)dlsym(csd->csd_client,
"csd_client_mic_mute");
if (csd->mic_mute == NULL) {
ALOGE("%s: dlsym error %s for csd_client_mic_mute",
__func__, dlerror());
goto error;
}
csd->slow_talk = (slow_talk_t)dlsym(csd->csd_client,
"csd_client_slow_talk");
if (csd->slow_talk == NULL) {
ALOGE("%s: dlsym error %s for csd_client_slow_talk",
__func__, dlerror());
goto error;
}
csd->start_playback = (start_playback_t)dlsym(csd->csd_client,
"csd_client_start_playback");
if (csd->start_playback == NULL) {
ALOGE("%s: dlsym error %s for csd_client_start_playback",
__func__, dlerror());
goto error;
}
csd->stop_playback = (stop_playback_t)dlsym(csd->csd_client,
"csd_client_stop_playback");
if (csd->stop_playback == NULL) {
ALOGE("%s: dlsym error %s for csd_client_stop_playback",
__func__, dlerror());
goto error;
}
csd->set_lch = (set_lch_t)dlsym(csd->csd_client, "csd_client_set_lch");
if (csd->set_lch == NULL) {
ALOGE("%s: dlsym error %s for csd_client_set_lch",
__func__, dlerror());
/* Ignore the error as this is not mandatory function for
* basic voice call to work.
*/
}
csd->start_record = (start_record_t)dlsym(csd->csd_client,
"csd_client_start_record");
if (csd->start_record == NULL) {
ALOGE("%s: dlsym error %s for csd_client_start_record",
__func__, dlerror());
goto error;
}
csd->stop_record = (stop_record_t)dlsym(csd->csd_client,
"csd_client_stop_record");
if (csd->stop_record == NULL) {
ALOGE("%s: dlsym error %s for csd_client_stop_record",
__func__, dlerror());
goto error;
}
csd->get_sample_rate = (get_sample_rate_t)dlsym(csd->csd_client,
"csd_client_get_sample_rate");
if (csd->get_sample_rate == NULL) {
ALOGE("%s: dlsym error %s for csd_client_get_sample_rate",
__func__, dlerror());
// not mandatory
}
csd->init = (init_t)dlsym(csd->csd_client, "csd_client_init");
if (csd->init == NULL) {
ALOGE("%s: dlsym error %s for csd_client_init",
__func__, dlerror());
goto error;
} else {
#ifdef PLATFORM_APQ8084
csd->init(i2s_ext_modem);
#else
csd->init();
#endif
}
}
return csd;
error:
free(csd);
csd = NULL;
return csd;
}
void close_csd_client(struct csd_data *csd)
{
if (csd != NULL) {
csd->deinit();
dlclose(csd->csd_client);
free(csd);
csd = NULL;
}
}
#ifdef PLATFORM_APQ8084
static void platform_csd_init(struct platform_data *plat_data)
{
int32_t modems, (*count_modems)(void);
const char *name = "libdetectmodem.so";
const char *func = "count_modems";
const char *error;
plat_data->csd = NULL;
void *lib = dlopen(name, RTLD_NOW);
error = dlerror();
if (!lib) {
ALOGE("%s: could not find %s: %s", __func__, name, error);
return;
}
count_modems = NULL;
*(void **)(&count_modems) = dlsym(lib, func);
error = dlerror();
if (!count_modems) {
ALOGE("%s: could not find symbol %s in %s: %s",
__func__, func, name, error);
goto done;
}
modems = count_modems();
if (modems < 0) {
ALOGE("%s: count_modems failed\n", __func__);
goto done;
}
ALOGD("%s: num_modems %d\n", __func__, modems);
if (modems > 0)
plat_data->csd = open_csd_client(false /*is_i2s_ext_modem*/);
done:
dlclose(lib);
}
#endif
static void set_platform_defaults(struct platform_data * my_data __unused)
{
int32_t dev;
for (dev = 0; dev < SND_DEVICE_MAX; dev++) {
backend_table[dev] = NULL;
}
// TBD - do these go to the platform-info.xml file.
// will help in avoiding strdups here
backend_table[SND_DEVICE_IN_BT_SCO_MIC] = strdup("bt-sco");
backend_table[SND_DEVICE_IN_BT_SCO_MIC_WB] = strdup("bt-sco-wb");
backend_table[SND_DEVICE_OUT_BT_SCO] = strdup("bt-sco");
backend_table[SND_DEVICE_OUT_BT_SCO_WB] = strdup("bt-sco-wb");
backend_table[SND_DEVICE_OUT_HDMI] = strdup("hdmi");
backend_table[SND_DEVICE_OUT_SPEAKER_AND_HDMI] = strdup("speaker-and-hdmi");
backend_table[SND_DEVICE_OUT_VOICE_TX] = strdup("afe-proxy");
backend_table[SND_DEVICE_IN_VOICE_RX] = strdup("afe-proxy");
backend_table[SND_DEVICE_OUT_AFE_PROXY] = strdup("afe-proxy");
backend_table[SND_DEVICE_OUT_USB_HEADSET] = strdup("usb-headphones");
backend_table[SND_DEVICE_OUT_SPEAKER_AND_USB_HEADSET] =
strdup("speaker-and-usb-headphones");
backend_table[SND_DEVICE_IN_USB_HEADSET_MIC] = strdup("usb-headset-mic");
backend_table[SND_DEVICE_IN_CAPTURE_FM] = strdup("capture-fm");
backend_table[SND_DEVICE_OUT_TRANSMISSION_FM] = strdup("transmission-fm");
}
void *platform_init(struct audio_device *adev)
{
char platform[PROPERTY_VALUE_MAX];
char baseband[PROPERTY_VALUE_MAX];
char value[PROPERTY_VALUE_MAX];
struct platform_data *my_data = NULL;
int retry_num = 0, snd_card_num = 0;
const char *snd_card_name;
my_data = calloc(1, sizeof(struct platform_data));
if (!my_data) {
ALOGE("failed to allocate platform data");
return NULL;
}
while (snd_card_num < MAX_SND_CARD) {
adev->mixer = mixer_open(snd_card_num);
while (!adev->mixer && retry_num < RETRY_NUMBER) {
usleep(RETRY_US);
adev->mixer = mixer_open(snd_card_num);
retry_num++;
}
if (!adev->mixer) {
ALOGE("%s: Unable to open the mixer card: %d", __func__,
snd_card_num);
retry_num = 0;
snd_card_num++;
continue;
}
snd_card_name = mixer_get_name(adev->mixer);
ALOGD("%s: snd_card_name: %s", __func__, snd_card_name);
my_data->hw_info = hw_info_init(snd_card_name);
if (!my_data->hw_info) {
ALOGE("%s: Failed to init hardware info", __func__);
} else {
if (!strncmp(snd_card_name, "msm8226-tomtom-snd-card",
sizeof("msm8226-tomtom-snd-card"))) {
ALOGE("%s: Call MIXER_XML_PATH_WCD9330", __func__);
adev->audio_route = audio_route_init(snd_card_num,
MIXER_XML_PATH_WCD9330);
} else if (audio_extn_read_xml(adev, snd_card_num, MIXER_XML_PATH,
MIXER_XML_PATH_AUXPCM) == -ENOSYS)
adev->audio_route = audio_route_init(snd_card_num,
MIXER_XML_PATH);
if (!adev->audio_route) {
ALOGE("%s: Failed to init audio route controls, aborting.",
__func__);
free(my_data);
return NULL;
}
adev->snd_card = snd_card_num;
ALOGD("%s: Opened sound card:%d", __func__, snd_card_num);
break;
}
retry_num = 0;
snd_card_num++;
}
if (snd_card_num >= MAX_SND_CARD) {
ALOGE("%s: Unable to find correct sound card, aborting.", __func__);
free(my_data);
return NULL;
}
my_data->adev = adev;
my_data->btsco_sample_rate = SAMPLE_RATE_8KHZ;
my_data->fluence_in_spkr_mode = false;
my_data->fluence_in_voice_call = false;
my_data->fluence_in_voice_rec = false;
my_data->fluence_in_audio_rec = false;
my_data->fluence_type = FLUENCE_NONE;
property_get("ro.qc.sdk.audio.fluencetype", my_data->fluence_cap, "");
if (!strncmp("fluencepro", my_data->fluence_cap, sizeof("fluencepro"))) {
my_data->fluence_type = FLUENCE_QUAD_MIC | FLUENCE_DUAL_MIC;
} else if (!strncmp("fluence", my_data->fluence_cap, sizeof("fluence"))) {
my_data->fluence_type = FLUENCE_DUAL_MIC;
} else {
my_data->fluence_type = FLUENCE_NONE;
}
if (my_data->fluence_type != FLUENCE_NONE) {
property_get("persist.audio.fluence.voicecall",value,"");
if (!strncmp("true", value, sizeof("true"))) {
my_data->fluence_in_voice_call = true;
}
property_get("persist.audio.fluence.voicerec",value,"");
if (!strncmp("true", value, sizeof("true"))) {
my_data->fluence_in_voice_rec = true;
}
property_get("persist.audio.fluence.audiorec",value,"");
if (!strncmp("true", value, sizeof("true"))) {
my_data->fluence_in_audio_rec = true;
}
property_get("persist.audio.fluence.speaker",value,"");
if (!strncmp("true", value, sizeof("true"))) {
my_data->fluence_in_spkr_mode = true;
}
}
my_data->voice_feature_set = VOICE_FEATURE_SET_DEFAULT;
my_data->acdb_handle = dlopen(LIB_ACDB_LOADER, RTLD_NOW);
if (my_data->acdb_handle == NULL) {
ALOGE("%s: DLOPEN failed for %s", __func__, LIB_ACDB_LOADER);
} else {
ALOGV("%s: DLOPEN successful for %s", __func__, LIB_ACDB_LOADER);
my_data->acdb_deallocate = (acdb_deallocate_t)dlsym(my_data->acdb_handle,
"acdb_loader_deallocate_ACDB");
if (!my_data->acdb_deallocate)
ALOGE("%s: Could not find the symbol acdb_loader_deallocate_ACDB from %s",
__func__, LIB_ACDB_LOADER);
my_data->acdb_send_audio_cal = (acdb_send_audio_cal_t)dlsym(my_data->acdb_handle,
"acdb_loader_send_audio_cal");
if (!my_data->acdb_send_audio_cal)
ALOGE("%s: Could not find the symbol acdb_send_audio_cal from %s",
__func__, LIB_ACDB_LOADER);
my_data->acdb_send_voice_cal = (acdb_send_voice_cal_t)dlsym(my_data->acdb_handle,
"acdb_loader_send_voice_cal");
if (!my_data->acdb_send_voice_cal)
ALOGE("%s: Could not find the symbol acdb_loader_send_voice_cal from %s",
__func__, LIB_ACDB_LOADER);
my_data->acdb_reload_vocvoltable = (acdb_reload_vocvoltable_t)dlsym(my_data->acdb_handle,
"acdb_loader_reload_vocvoltable");
if (!my_data->acdb_reload_vocvoltable)
ALOGE("%s: Could not find the symbol acdb_loader_reload_vocvoltable from %s",
__func__, LIB_ACDB_LOADER);
#ifdef HUAWEI_SOUND_PARAM_PATH
my_data->acdb_set_param_path = (acdb_set_param_path_t)dlsym(my_data->acdb_handle,
"acdb_loader_set_param_path");
if (!my_data->acdb_set_param_path)
ALOGE("%s: Could not find the symbol acdb_loader_set_param_path from %s",
__func__, LIB_ACDB_LOADER);
else
my_data->acdb_set_param_path(HUAWEI_SOUND_PARAM_PATH);
#endif
my_data->acdb_init = (acdb_init_t)dlsym(my_data->acdb_handle,
"acdb_loader_init_ACDB");
if (my_data->acdb_init == NULL)
ALOGE("%s: dlsym error %s for acdb_loader_init_ACDB", __func__, dlerror());
else
my_data->acdb_init();
}
set_platform_defaults(my_data);
/* Initialize ACDB ID's */
platform_info_init();
#ifdef PLATFORM_APQ8084
/* If platform is apq8084, load CSD Client specific symbols.
* Voice call is handled by MDM and apps processor talks to
* MDM through CSD Client
*/
platform_csd_init(my_data);
#endif
/* init usb */
audio_extn_usb_init(adev);
/* update sound cards appropriately */
audio_extn_usb_set_proxy_sound_card(adev->snd_card);
/* Read one time ssr property */
audio_extn_ssr_update_enabled();
audio_extn_spkr_prot_init(adev);
#ifdef HWDEP_CAL_ENABLED
audio_hwdep_send_cal(my_data);
#endif
return my_data;
}
void platform_deinit(void *platform)
{
struct platform_data *my_data = (struct platform_data *)platform;
hw_info_deinit(my_data->hw_info);
close_csd_client(my_data->csd);
int32_t dev;
for (dev = 0; dev < SND_DEVICE_MAX; dev++) {
if (backend_table[dev]) {
free(backend_table[dev]);
backend_table[dev]= NULL;
}
}
free(platform);
/* deinit usb */
audio_extn_usb_deinit();
}
const char *platform_get_snd_device_name(snd_device_t snd_device)
{
if (snd_device >= SND_DEVICE_MIN && snd_device < SND_DEVICE_MAX)
return device_table[snd_device];
else
return "";
}
int platform_get_snd_device_name_extn(void *platform, snd_device_t snd_device,
char *device_name)
{
struct platform_data *my_data = (struct platform_data *)platform;
if (snd_device >= SND_DEVICE_MIN && snd_device < SND_DEVICE_MAX) {
strlcpy(device_name, device_table[snd_device], DEVICE_NAME_MAX_SIZE);
hw_info_append_hw_type(my_data->hw_info, snd_device, device_name);
} else {
strlcpy(device_name, "", DEVICE_NAME_MAX_SIZE);
return -EINVAL;
}
return 0;
}
void platform_add_backend_name(char *mixer_path, snd_device_t snd_device)
{
if ((snd_device < SND_DEVICE_MIN) || (snd_device >= SND_DEVICE_MAX)) {
ALOGE("%s: Invalid snd_device = %d", __func__, snd_device);
return;
}
const char * suffix = backend_table[snd_device];
if (suffix != NULL) {
strlcat(mixer_path, " ", MIXER_PATH_MAX_LENGTH);
strlcat(mixer_path, suffix, MIXER_PATH_MAX_LENGTH);
}
}
int platform_get_pcm_device_id(audio_usecase_t usecase, int device_type)
{
int device_id;
if (device_type == PCM_PLAYBACK)
device_id = pcm_device_table[usecase][0];
else
device_id = pcm_device_table[usecase][1];
return device_id;
}
static int find_index(struct name_to_index * table, int32_t len, const char * name)
{
int ret = 0;
int32_t i;
if (table == NULL) {
ALOGE("%s: table is NULL", __func__);
ret = -ENODEV;
goto done;
}
if (name == NULL) {
ALOGE("null key");
ret = -ENODEV;
goto done;
}
for (i=0; i < len; i++) {
const char* tn = table[i].name;
uint32_t len = strlen(tn);
if (strncmp(tn, name, len) == 0) {
if (strlen(name) != len) {
continue; // substring
}
ret = table[i].index;
goto done;
}
}
ALOGE("%s: Could not find index for name = %s",
__func__, name);
ret = -ENODEV;
done:
return ret;
}
int platform_get_snd_device_index(char *device_name)
{
return find_index(snd_device_name_index, SND_DEVICE_MAX, device_name);
}
int platform_get_usecase_index(const char *usecase_name)
{
return find_index(usecase_name_index, AUDIO_USECASE_MAX, usecase_name);
}
int platform_set_snd_device_acdb_id(snd_device_t snd_device, unsigned int acdb_id)
{
int ret = 0;
if ((snd_device < SND_DEVICE_MIN) || (snd_device >= SND_DEVICE_MAX)) {
ALOGE("%s: Invalid snd_device = %d",
__func__, snd_device);
ret = -EINVAL;
goto done;
}
acdb_device_table[snd_device] = acdb_id;
done:
return ret;
}
#ifdef FLUENCE_ENABLED
int platform_set_fluence_type(void *platform, char *value)
{
int ret = 0;
int fluence_type = FLUENCE_NONE;
int fluence_flag = NONE_FLAG;
struct platform_data *my_data = (struct platform_data *)platform;
struct audio_device *adev = my_data->adev;
ALOGV("%s: fluence type:%d", __func__, my_data->fluence_type);
/* only dual mic turn on and off is supported as of now through setparameters */
if (!strncmp(AUDIO_PARAMETER_VALUE_DUALMIC,value, sizeof(AUDIO_PARAMETER_VALUE_DUALMIC))) {
if (!strncmp("fluencepro", my_data->fluence_cap, sizeof("fluencepro")) ||
!strncmp("fluence", my_data->fluence_cap, sizeof("fluence"))) {
ALOGV("fluence dualmic feature enabled \n");
fluence_type = FLUENCE_DUAL_MIC;
fluence_flag = DMIC_FLAG;
} else {
ALOGE("%s: Failed to set DUALMIC", __func__);
ret = -1;
goto done;
}
} else if (!strncmp(AUDIO_PARAMETER_KEY_NO_FLUENCE, value, sizeof(AUDIO_PARAMETER_KEY_NO_FLUENCE))) {
ALOGV("fluence disabled");
fluence_type = FLUENCE_NONE;
} else {
ALOGE("Invalid fluence value : %s",value);
ret = -1;
goto done;
}
if (fluence_type != my_data->fluence_type) {
ALOGV("%s: Updating fluence_type to :%d", __func__, fluence_type);
my_data->fluence_type = fluence_type;
adev->acdb_settings = (adev->acdb_settings & FLUENCE_MODE_CLEAR) | fluence_flag;
}
done:
return ret;
}
int platform_get_fluence_type(void *platform, char *value, uint32_t len)
{
int ret = 0;
struct platform_data *my_data = (struct platform_data *)platform;
if (my_data->fluence_type == FLUENCE_QUAD_MIC) {
strlcpy(value, "quadmic", len);
} else if (my_data->fluence_type == FLUENCE_DUAL_MIC) {
strlcpy(value, "dualmic", len);
} else if (my_data->fluence_type == FLUENCE_NONE) {
strlcpy(value, "none", len);
} else
ret = -1;
return ret;
}
#endif
int platform_send_audio_calibration(void *platform, snd_device_t snd_device)
{
struct platform_data *my_data = (struct platform_data *)platform;
int acdb_dev_id, acdb_dev_type;
acdb_dev_id = acdb_device_table[snd_device];
if (acdb_dev_id < 0) {
ALOGE("%s: Could not find acdb id for device(%d)",
__func__, snd_device);
return -EINVAL;
}
if (my_data->acdb_send_audio_cal) {
ALOGI("%s: sending audio calibration for snd_device(%d) acdb_id(%d)",
__func__, snd_device, acdb_dev_id);
if (snd_device >= SND_DEVICE_OUT_BEGIN &&
snd_device < SND_DEVICE_OUT_END)
acdb_dev_type = ACDB_DEV_TYPE_OUT;
else
acdb_dev_type = ACDB_DEV_TYPE_IN;
my_data->acdb_send_audio_cal(acdb_dev_id, acdb_dev_type);
}
return 0;
}
int platform_switch_voice_call_device_pre(void *platform)
{
struct platform_data *my_data = (struct platform_data *)platform;
int ret = 0;
if (my_data->csd != NULL &&
my_data->adev->mode == AUDIO_MODE_IN_CALL) {
/* This must be called before disabling mixer controls on APQ side */
ret = my_data->csd->disable_device();
if (ret < 0) {
ALOGE("%s: csd_client_disable_device, failed, error %d",
__func__, ret);
}
}
return ret;
}
int platform_switch_voice_call_device_post(void *platform,
snd_device_t out_snd_device,
snd_device_t in_snd_device)
{
struct platform_data *my_data = (struct platform_data *)platform;
int acdb_rx_id, acdb_tx_id;
#ifdef PLATFORM_APQ8084
if (my_data->csd == NULL)
return 0;
#else
if (my_data->acdb_send_voice_cal == NULL)
ALOGE("%s: dlsym error for acdb_send_voice_call", __func__);
#endif
if (out_snd_device == SND_DEVICE_OUT_VOICE_SPEAKER &&
audio_extn_spkr_prot_is_enabled()) {
acdb_rx_id = acdb_device_table[SND_DEVICE_OUT_SPEAKER_PROTECTED];
} else {
acdb_rx_id = acdb_device_table[out_snd_device];
acdb_tx_id = acdb_device_table[in_snd_device];
if (acdb_rx_id > 0 && acdb_tx_id > 0)
#ifdef PLATFORM_APQ8084
my_data->csd->enable_device_config(acdb_rx_id, acdb_tx_id);
#else
my_data->acdb_send_voice_cal(acdb_rx_id, acdb_tx_id);
#endif
else
ALOGE("%s: Incorrect ACDB IDs (rx: %d tx: %d)", __func__,
acdb_rx_id, acdb_tx_id);
}
return 0;
}
int platform_switch_voice_call_usecase_route_post(void *platform,
snd_device_t out_snd_device,
snd_device_t in_snd_device)
{
struct platform_data *my_data = (struct platform_data *)platform;
int acdb_rx_id, acdb_tx_id;
int ret = 0;
acdb_rx_id = acdb_device_table[out_snd_device];
acdb_tx_id = acdb_device_table[in_snd_device];
if (my_data->csd != NULL) {
if (acdb_rx_id > 0 && acdb_tx_id > 0) {
ret = my_data->csd->enable_device(acdb_rx_id, acdb_tx_id,
my_data->adev->acdb_settings);
if (ret < 0) {
ALOGE("%s: csd_enable_device, failed, error %d",
__func__, ret);
}
} else {
ALOGE("%s: Incorrect ACDB IDs (rx: %d tx: %d)", __func__,
acdb_rx_id, acdb_tx_id);
}
}
return ret;
}
int platform_start_voice_call(void *platform, uint32_t vsid)
{
struct platform_data *my_data = (struct platform_data *)platform;
int ret = 0;
if (my_data->csd != NULL) {
ret = my_data->csd->start_voice(vsid);
if (ret < 0) {
ALOGE("%s: csd_start_voice error %d\n", __func__, ret);
}
}
return ret;
}
int platform_stop_voice_call(void *platform, uint32_t vsid)
{
struct platform_data *my_data = (struct platform_data *)platform;
int ret = 0;
if (my_data->csd != NULL) {
ret = my_data->csd->stop_voice(vsid);
if (ret < 0) {
ALOGE("%s: csd_stop_voice error %d\n", __func__, ret);
}
}
return ret;
}
int platform_set_voice_volume(void *platform, int volume)
{
struct platform_data *my_data = (struct platform_data *)platform;
struct audio_device *adev = my_data->adev;
struct mixer_ctl *ctl;
const char *mixer_ctl_name = "Voice Rx Gain";
int vol_index = 0, ret = 0;
uint32_t set_values[ ] = {0,
ALL_SESSION_VSID,
DEFAULT_VOLUME_RAMP_DURATION_MS};
// Voice volume levels are mapped to adsp volume levels as follows.
// 100 -> 5, 80 -> 4, 60 -> 3, 40 -> 2, 20 -> 1 0 -> 0
// But this values don't changed in kernel. So, below change is need.
vol_index = (int)percent_to_index(volume, MIN_VOL_INDEX, MAX_VOL_INDEX);
set_values[0] = vol_index;
ctl = mixer_get_ctl_by_name(adev->mixer, mixer_ctl_name);
if (!ctl) {
ALOGE("%s: Could not get ctl for mixer cmd - %s",
__func__, mixer_ctl_name);
return -EINVAL;
}
ALOGV("Setting voice volume index: %d", set_values[0]);
mixer_ctl_set_array(ctl, set_values, ARRAY_SIZE(set_values));
if (my_data->csd != NULL) {
ret = my_data->csd->volume(ALL_SESSION_VSID, volume);
if (ret < 0) {
ALOGE("%s: csd_volume error %d", __func__, ret);
}
}
return ret;
}
int platform_set_mic_mute(void *platform, bool state)
{
struct platform_data *my_data = (struct platform_data *)platform;
struct audio_device *adev = my_data->adev;
struct mixer_ctl *ctl;
const char *mixer_ctl_name = "Voice Tx Mute";
int ret = 0;
uint32_t set_values[ ] = {0,
ALL_SESSION_VSID,
DEFAULT_VOLUME_RAMP_DURATION_MS};
set_values[0] = state;
ctl = mixer_get_ctl_by_name(adev->mixer, mixer_ctl_name);
if (!ctl) {
ALOGE("%s: Could not get ctl for mixer cmd - %s",
__func__, mixer_ctl_name);
return -EINVAL;
}
ALOGV("Setting voice mute state: %d", state);
mixer_ctl_set_array(ctl, set_values, ARRAY_SIZE(set_values));
if (my_data->csd != NULL) {
ret = my_data->csd->mic_mute(ALL_SESSION_VSID, state);
if (ret < 0) {
ALOGE("%s: csd_mic_mute error %d", __func__, ret);
}
}
return ret;
}
int platform_set_device_mute(void *platform, bool state, char *dir)
{
struct platform_data *my_data = (struct platform_data *)platform;
struct audio_device *adev = my_data->adev;
struct mixer_ctl *ctl;
char *mixer_ctl_name = NULL;
int ret = 0;
uint32_t set_values[ ] = {0,
ALL_SESSION_VSID,
0};
if(dir == NULL) {
ALOGE("%s: Invalid direction:%s", __func__, dir);
return -EINVAL;
}
if (!strncmp("rx", dir, sizeof("rx"))) {
mixer_ctl_name = "Voice Rx Device Mute";
} else if (!strncmp("tx", dir, sizeof("tx"))) {
mixer_ctl_name = "Voice Tx Device Mute";
} else {
return -EINVAL;
}
set_values[0] = state;
ctl = mixer_get_ctl_by_name(adev->mixer, mixer_ctl_name);
if (!ctl) {
ALOGE("%s: Could not get ctl for mixer cmd - %s",
__func__, mixer_ctl_name);
return -EINVAL;
}
ALOGV("%s: Setting device mute state: %d, mixer ctrl:%s",
__func__,state, mixer_ctl_name);
mixer_ctl_set_array(ctl, set_values, ARRAY_SIZE(set_values));
return ret;
}
snd_device_t platform_get_output_snd_device(void *platform, audio_devices_t devices)
{
struct platform_data *my_data = (struct platform_data *)platform;
struct audio_device *adev = my_data->adev;
audio_mode_t mode = adev->mode;
snd_device_t snd_device = SND_DEVICE_NONE;
audio_channel_mask_t channel_mask = (adev->active_input == NULL) ?
AUDIO_CHANNEL_IN_MONO : adev->active_input->channel_mask;
int channel_count = popcount(channel_mask);
ALOGV("%s: enter: output devices(%#x)", __func__, devices);
if (devices == AUDIO_DEVICE_NONE ||
devices & AUDIO_DEVICE_BIT_IN) {
ALOGV("%s: Invalid output devices (%#x)", __func__, devices);
goto exit;
}
if (popcount(devices) == 2) {
if (devices == (AUDIO_DEVICE_OUT_WIRED_HEADPHONE |
AUDIO_DEVICE_OUT_SPEAKER)) {
snd_device = SND_DEVICE_OUT_SPEAKER_AND_HEADPHONES;
} else if (devices == (AUDIO_DEVICE_OUT_WIRED_HEADSET |
AUDIO_DEVICE_OUT_SPEAKER)) {
if (audio_extn_get_anc_enabled())
snd_device = SND_DEVICE_OUT_SPEAKER_AND_ANC_HEADSET;
else
snd_device = SND_DEVICE_OUT_SPEAKER_AND_HEADPHONES;
} else if (devices == (AUDIO_DEVICE_OUT_AUX_DIGITAL |
AUDIO_DEVICE_OUT_SPEAKER)) {
snd_device = SND_DEVICE_OUT_SPEAKER_AND_HDMI;
} else if ((devices == (AUDIO_DEVICE_OUT_ANLG_DOCK_HEADSET |
AUDIO_DEVICE_OUT_SPEAKER)) ||
devices == (AUDIO_DEVICE_OUT_DGTL_DOCK_HEADSET |
AUDIO_DEVICE_OUT_SPEAKER)) {
snd_device = SND_DEVICE_OUT_SPEAKER_AND_USB_HEADSET;
} else {
ALOGE("%s: Invalid combo device(%#x)", __func__, devices);
goto exit;
}
if (snd_device != SND_DEVICE_NONE) {
goto exit;
}
}
if (popcount(devices) != 1) {
ALOGE("%s: Invalid output devices(%#x)", __func__, devices);
goto exit;
}
if ((mode == AUDIO_MODE_IN_CALL) ||
voice_extn_compress_voip_is_active(adev)) {
if (devices & AUDIO_DEVICE_OUT_WIRED_HEADPHONE ||
devices & AUDIO_DEVICE_OUT_WIRED_HEADSET) {
if ((adev->voice.tty_mode != TTY_MODE_OFF) &&
!voice_extn_compress_voip_is_active(adev)) {
switch (adev->voice.tty_mode) {
case TTY_MODE_FULL:
snd_device = SND_DEVICE_OUT_VOICE_TTY_FULL_HEADPHONES;
break;
case TTY_MODE_VCO:
snd_device = SND_DEVICE_OUT_VOICE_TTY_VCO_HEADPHONES;
break;
case TTY_MODE_HCO:
snd_device = SND_DEVICE_OUT_VOICE_TTY_HCO_HANDSET;
break;
default:
ALOGE("%s: Invalid TTY mode (%#x)",
__func__, adev->voice.tty_mode);
}
} else if (audio_extn_get_anc_enabled()) {
if (audio_extn_should_use_fb_anc())
snd_device = SND_DEVICE_OUT_VOICE_ANC_FB_HEADSET;
else
snd_device = SND_DEVICE_OUT_VOICE_ANC_HEADSET;
} else {
if (voice_extn_compress_voip_is_active(adev) &&
voice_extn_dedicated_voip_device_prop_check()) {
snd_device = SND_DEVICE_OUT_VOIP_HEADPHONES;
} else {
snd_device = SND_DEVICE_OUT_VOICE_HEADPHONES;
}
}
} else if (devices & AUDIO_DEVICE_OUT_ALL_SCO) {
if (my_data->btsco_sample_rate == SAMPLE_RATE_16KHZ)
snd_device = SND_DEVICE_OUT_BT_SCO_WB;
else
snd_device = SND_DEVICE_OUT_BT_SCO;
} else if (devices & AUDIO_DEVICE_OUT_SPEAKER) {
if (voice_extn_compress_voip_is_active(adev) &&
voice_extn_dedicated_voip_device_prop_check()) {
snd_device = SND_DEVICE_OUT_VOIP_SPEAKER;
} else {
snd_device = SND_DEVICE_OUT_VOICE_SPEAKER;
}
} else if (devices & AUDIO_DEVICE_OUT_ANLG_DOCK_HEADSET ||
devices & AUDIO_DEVICE_OUT_DGTL_DOCK_HEADSET) {
snd_device = SND_DEVICE_OUT_USB_HEADSET;
#ifdef FM_ENABLED
} else if (devices & AUDIO_DEVICE_OUT_FM_TX) {
snd_device = SND_DEVICE_OUT_TRANSMISSION_FM;
#endif
} else if (devices & AUDIO_DEVICE_OUT_EARPIECE) {
if (audio_extn_should_use_handset_anc(channel_count))
snd_device = SND_DEVICE_OUT_ANC_HANDSET;
else if (voice_extn_compress_voip_is_active(adev) &&
voice_extn_dedicated_voip_device_prop_check())
snd_device = SND_DEVICE_OUT_VOIP_HANDSET;
else
snd_device = SND_DEVICE_OUT_VOICE_HANDSET;
} else if (devices & AUDIO_DEVICE_OUT_TELEPHONY_TX)
snd_device = SND_DEVICE_OUT_VOICE_TX;
if (snd_device != SND_DEVICE_NONE) {
goto exit;
}
}
if (devices & AUDIO_DEVICE_OUT_WIRED_HEADPHONE ||
devices & AUDIO_DEVICE_OUT_WIRED_HEADSET) {
if (devices & AUDIO_DEVICE_OUT_WIRED_HEADSET
&& audio_extn_get_anc_enabled()) {
if (audio_extn_should_use_fb_anc())
snd_device = SND_DEVICE_OUT_ANC_FB_HEADSET;
else
snd_device = SND_DEVICE_OUT_ANC_HEADSET;
}
else
snd_device = SND_DEVICE_OUT_HEADPHONES;
} else if (devices & AUDIO_DEVICE_OUT_SPEAKER) {
if (adev->speaker_lr_swap)
snd_device = SND_DEVICE_OUT_SPEAKER_REVERSE;
else
snd_device = SND_DEVICE_OUT_SPEAKER;
} else if (devices & AUDIO_DEVICE_OUT_ALL_SCO) {
if (my_data->btsco_sample_rate == SAMPLE_RATE_16KHZ)
snd_device = SND_DEVICE_OUT_BT_SCO_WB;
else
snd_device = SND_DEVICE_OUT_BT_SCO;
} else if (devices & AUDIO_DEVICE_OUT_AUX_DIGITAL) {
snd_device = SND_DEVICE_OUT_HDMI ;
} else if (devices & AUDIO_DEVICE_OUT_ANLG_DOCK_HEADSET ||
devices & AUDIO_DEVICE_OUT_DGTL_DOCK_HEADSET) {
ALOGD("%s: setting USB hadset channel capability(2) for Proxy", __func__);
audio_extn_set_afe_proxy_channel_mixer(adev, 2);
snd_device = SND_DEVICE_OUT_USB_HEADSET;
#ifdef FM_ENABLED
} else if (devices & AUDIO_DEVICE_OUT_FM_TX) {
snd_device = SND_DEVICE_OUT_TRANSMISSION_FM;
#endif
} else if (devices & AUDIO_DEVICE_OUT_EARPIECE) {
snd_device = SND_DEVICE_OUT_HANDSET;
#ifdef AFE_PROXY_ENABLED
} else if (devices & AUDIO_DEVICE_OUT_PROXY) {
channel_count = audio_extn_get_afe_proxy_channel_count();
ALOGD("%s: setting sink capability(%d) for Proxy", __func__, channel_count);
audio_extn_set_afe_proxy_channel_mixer(adev, channel_count);
snd_device = SND_DEVICE_OUT_AFE_PROXY;
#endif
} else {
ALOGE("%s: Unknown device(s) %#x", __func__, devices);
}
exit:
ALOGV("%s: exit: snd_device(%s)", __func__, device_table[snd_device]);
return snd_device;
}
snd_device_t platform_get_input_snd_device(void *platform, audio_devices_t out_device)
{
struct platform_data *my_data = (struct platform_data *)platform;
struct audio_device *adev = my_data->adev;
audio_source_t source = (adev->active_input == NULL) ?
AUDIO_SOURCE_DEFAULT : adev->active_input->source;
audio_mode_t mode = adev->mode;
audio_devices_t in_device = ((adev->active_input == NULL) ?
AUDIO_DEVICE_NONE : adev->active_input->device)
& ~AUDIO_DEVICE_BIT_IN;
audio_channel_mask_t channel_mask = (adev->active_input == NULL) ?
AUDIO_CHANNEL_IN_MONO : adev->active_input->channel_mask;
snd_device_t snd_device = SND_DEVICE_NONE;
int channel_count = popcount(channel_mask);
ALOGV("%s: enter: out_device(%#x) in_device(%#x)",
__func__, out_device, in_device);
if ((out_device != AUDIO_DEVICE_NONE) && ((mode == AUDIO_MODE_IN_CALL) ||
voice_extn_compress_voip_is_active(adev) || audio_extn_hfp_is_active(adev))) {
if ((adev->voice.tty_mode != TTY_MODE_OFF) &&
!voice_extn_compress_voip_is_active(adev)) {
if (out_device & AUDIO_DEVICE_OUT_WIRED_HEADPHONE ||
out_device & AUDIO_DEVICE_OUT_WIRED_HEADSET) {
switch (adev->voice.tty_mode) {
case TTY_MODE_FULL:
snd_device = SND_DEVICE_IN_VOICE_TTY_FULL_HEADSET_MIC;
break;
case TTY_MODE_VCO:
snd_device = SND_DEVICE_IN_VOICE_TTY_VCO_HANDSET_MIC;
break;
case TTY_MODE_HCO:
snd_device = SND_DEVICE_IN_VOICE_TTY_HCO_HEADSET_MIC;
break;
default:
ALOGE("%s: Invalid TTY mode (%#x)",
__func__, adev->voice.tty_mode);
}
goto exit;
}
}
if (out_device & AUDIO_DEVICE_OUT_EARPIECE ||
out_device & AUDIO_DEVICE_OUT_WIRED_HEADPHONE) {
if (out_device & AUDIO_DEVICE_OUT_EARPIECE &&
audio_extn_should_use_handset_anc(channel_count)) {
snd_device = SND_DEVICE_IN_AANC_HANDSET_MIC;
} else if (my_data->fluence_type == FLUENCE_NONE ||
my_data->fluence_in_voice_call == false) {
snd_device = SND_DEVICE_IN_HANDSET_MIC;
set_echo_reference(adev, true);
} else {
snd_device = SND_DEVICE_IN_VOICE_DMIC;
adev->acdb_settings |= DMIC_FLAG;
}
} else if (out_device & AUDIO_DEVICE_OUT_WIRED_HEADSET) {
snd_device = SND_DEVICE_IN_VOICE_HEADSET_MIC;
set_echo_reference(adev, true);
} else if (out_device & AUDIO_DEVICE_OUT_ALL_SCO) {
if (my_data->btsco_sample_rate == SAMPLE_RATE_16KHZ)
snd_device = SND_DEVICE_IN_BT_SCO_MIC_WB;
else
snd_device = SND_DEVICE_IN_BT_SCO_MIC;
} else if (out_device & AUDIO_DEVICE_OUT_SPEAKER) {
if (my_data->fluence_type != FLUENCE_NONE &&
my_data->fluence_in_voice_call &&
my_data->fluence_in_spkr_mode) {
if(my_data->fluence_type & FLUENCE_QUAD_MIC) {
adev->acdb_settings |= QMIC_FLAG;
snd_device = SND_DEVICE_IN_VOICE_SPEAKER_QMIC;
} else {
adev->acdb_settings |= DMIC_FLAG;
snd_device = SND_DEVICE_IN_VOICE_SPEAKER_DMIC;
}
} else {
snd_device = SND_DEVICE_IN_VOICE_SPEAKER_MIC;
set_echo_reference(adev, true);
}
} else if (out_device & AUDIO_DEVICE_OUT_TELEPHONY_TX)
snd_device = SND_DEVICE_IN_VOICE_RX;
} else if (source == AUDIO_SOURCE_CAMCORDER) {
if (in_device & AUDIO_DEVICE_IN_BUILTIN_MIC ||
in_device & AUDIO_DEVICE_IN_BACK_MIC) {
snd_device = SND_DEVICE_IN_CAMCORDER_MIC;
}
} else if (source == AUDIO_SOURCE_VOICE_RECOGNITION) {
if (in_device & AUDIO_DEVICE_IN_BUILTIN_MIC) {
if (channel_count == 2) {
snd_device = SND_DEVICE_IN_VOICE_REC_DMIC_STEREO;
adev->acdb_settings |= DMIC_FLAG;
} else if (adev->active_input->enable_ns)
snd_device = SND_DEVICE_IN_VOICE_REC_MIC_NS;
else if (my_data->fluence_type != FLUENCE_NONE &&
my_data->fluence_in_voice_rec) {
snd_device = SND_DEVICE_IN_VOICE_REC_DMIC_FLUENCE;
adev->acdb_settings |= DMIC_FLAG;
} else {
snd_device = SND_DEVICE_IN_VOICE_REC_MIC;
}
}
} else if (source == AUDIO_SOURCE_VOICE_COMMUNICATION ||
(mode == AUDIO_MODE_IN_COMMUNICATION)) {
if (out_device & AUDIO_DEVICE_OUT_SPEAKER)
in_device = (AUDIO_DEVICE_IN_BACK_MIC & ~AUDIO_DEVICE_BIT_IN);
if (adev->active_input) {
if (voice_extn_dedicated_voip_device_prop_check()) {
if (in_device & AUDIO_DEVICE_IN_BACK_MIC) {
snd_device = SND_DEVICE_IN_VOIP_SPEAKER_MIC;
} else if (in_device & AUDIO_DEVICE_IN_BUILTIN_MIC) {
snd_device = SND_DEVICE_IN_VOIP_HANDSET_MIC;
} else if (in_device & AUDIO_DEVICE_IN_WIRED_HEADSET) {
snd_device = SND_DEVICE_IN_VOIP_HEADSET_MIC;
}
} else if (adev->active_input->enable_aec &&
adev->active_input->enable_ns) {
if (in_device & AUDIO_DEVICE_IN_BACK_MIC) {
if (my_data->fluence_type & FLUENCE_DUAL_MIC &&
my_data->fluence_in_spkr_mode) {
snd_device = SND_DEVICE_IN_SPEAKER_DMIC_AEC_NS;
adev->acdb_settings |= DMIC_FLAG;
} else
snd_device = SND_DEVICE_IN_SPEAKER_MIC_AEC_NS;
} else if (in_device & AUDIO_DEVICE_IN_BUILTIN_MIC) {
if (my_data->fluence_type & FLUENCE_DUAL_MIC) {
snd_device = SND_DEVICE_IN_HANDSET_DMIC_AEC_NS;
adev->acdb_settings |= DMIC_FLAG;
} else
snd_device = SND_DEVICE_IN_HANDSET_MIC_AEC_NS;
} else if (in_device & AUDIO_DEVICE_IN_WIRED_HEADSET) {
snd_device = SND_DEVICE_IN_HEADSET_MIC_FLUENCE;
}
set_echo_reference(adev, true);
} else if (adev->active_input->enable_aec) {
if (in_device & AUDIO_DEVICE_IN_BACK_MIC) {
if (my_data->fluence_type & FLUENCE_DUAL_MIC) {
snd_device = SND_DEVICE_IN_SPEAKER_DMIC_AEC;
adev->acdb_settings |= DMIC_FLAG;
} else
snd_device = SND_DEVICE_IN_SPEAKER_MIC_AEC;
} else if (in_device & AUDIO_DEVICE_IN_BUILTIN_MIC) {
if (my_data->fluence_type & FLUENCE_DUAL_MIC) {
snd_device = SND_DEVICE_IN_HANDSET_DMIC_AEC;
adev->acdb_settings |= DMIC_FLAG;
} else
snd_device = SND_DEVICE_IN_HANDSET_MIC_AEC;
} else if (in_device & AUDIO_DEVICE_IN_WIRED_HEADSET) {
snd_device = SND_DEVICE_IN_HEADSET_MIC_FLUENCE;
}
set_echo_reference(adev, true);
} else if (adev->active_input->enable_ns) {
if (in_device & AUDIO_DEVICE_IN_BACK_MIC) {
if (my_data->fluence_type & FLUENCE_DUAL_MIC) {
snd_device = SND_DEVICE_IN_SPEAKER_DMIC_NS;
adev->acdb_settings |= DMIC_FLAG;
} else
snd_device = SND_DEVICE_IN_SPEAKER_MIC_NS;
} else if (in_device & AUDIO_DEVICE_IN_BUILTIN_MIC) {
if (my_data->fluence_type & FLUENCE_DUAL_MIC) {
snd_device = SND_DEVICE_IN_HANDSET_DMIC_NS;
adev->acdb_settings |= DMIC_FLAG;
} else
snd_device = SND_DEVICE_IN_HANDSET_MIC_NS;
} else if (in_device & AUDIO_DEVICE_IN_WIRED_HEADSET) {
snd_device = SND_DEVICE_IN_HEADSET_MIC_FLUENCE;
}
set_echo_reference(adev, false);
} else
set_echo_reference(adev, false);
}
} else if (source == AUDIO_SOURCE_MIC) {
if (in_device & AUDIO_DEVICE_IN_BUILTIN_MIC &&
channel_count == 1 ) {
if(my_data->fluence_type & FLUENCE_DUAL_MIC &&
my_data->fluence_in_audio_rec) {
snd_device = SND_DEVICE_IN_HANDSET_DMIC;
set_echo_reference(adev, true);
}
}
} else if (source == AUDIO_SOURCE_FM_TUNER) {
snd_device = SND_DEVICE_IN_CAPTURE_FM;
} else if (source == AUDIO_SOURCE_DEFAULT) {
goto exit;
}
if (snd_device != SND_DEVICE_NONE) {
goto exit;
}
if (in_device != AUDIO_DEVICE_NONE &&
!(in_device & AUDIO_DEVICE_IN_VOICE_CALL) &&
!(in_device & AUDIO_DEVICE_IN_COMMUNICATION)) {
if (in_device & AUDIO_DEVICE_IN_BUILTIN_MIC) {
if (audio_extn_ssr_get_enabled() && channel_count == 6)
snd_device = SND_DEVICE_IN_QUAD_MIC;
else if (my_data->fluence_type & (FLUENCE_DUAL_MIC | FLUENCE_QUAD_MIC) &&
channel_count == 2)
snd_device = SND_DEVICE_IN_HANDSET_STEREO_DMIC;
else
snd_device = SND_DEVICE_IN_HANDSET_MIC;
} else if (in_device & AUDIO_DEVICE_IN_BACK_MIC) {
snd_device = SND_DEVICE_IN_SPEAKER_MIC;
} else if (in_device & AUDIO_DEVICE_IN_WIRED_HEADSET) {
snd_device = SND_DEVICE_IN_HEADSET_MIC;
} else if (in_device & AUDIO_DEVICE_IN_BLUETOOTH_SCO_HEADSET) {
if (my_data->btsco_sample_rate == SAMPLE_RATE_16KHZ)
snd_device = SND_DEVICE_IN_BT_SCO_MIC_WB;
else
snd_device = SND_DEVICE_IN_BT_SCO_MIC;
} else if (in_device & AUDIO_DEVICE_IN_AUX_DIGITAL) {
snd_device = SND_DEVICE_IN_HDMI_MIC;
} else if (in_device & AUDIO_DEVICE_IN_ANLG_DOCK_HEADSET ||
in_device & AUDIO_DEVICE_IN_DGTL_DOCK_HEADSET) {
snd_device = SND_DEVICE_IN_USB_HEADSET_MIC;
} else if (in_device & AUDIO_DEVICE_IN_FM_TUNER) {
snd_device = SND_DEVICE_IN_CAPTURE_FM;
} else {
ALOGE("%s: Unknown input device(s) %#x", __func__, in_device);
ALOGW("%s: Using default handset-mic", __func__);
snd_device = SND_DEVICE_IN_HANDSET_MIC;
}
} else {
if (out_device & AUDIO_DEVICE_OUT_EARPIECE) {
snd_device = SND_DEVICE_IN_HANDSET_MIC;
} else if (out_device & AUDIO_DEVICE_OUT_WIRED_HEADSET) {
snd_device = SND_DEVICE_IN_HEADSET_MIC;
} else if (out_device & AUDIO_DEVICE_OUT_SPEAKER) {
if (channel_count > 1)
snd_device = SND_DEVICE_IN_SPEAKER_STEREO_DMIC;
else
snd_device = SND_DEVICE_IN_SPEAKER_MIC;
} else if (out_device & AUDIO_DEVICE_OUT_WIRED_HEADPHONE) {
snd_device = SND_DEVICE_IN_HANDSET_MIC;
} else if (out_device & AUDIO_DEVICE_OUT_BLUETOOTH_SCO_HEADSET) {
if (my_data->btsco_sample_rate == SAMPLE_RATE_16KHZ)
snd_device = SND_DEVICE_IN_BT_SCO_MIC_WB;
else
snd_device = SND_DEVICE_IN_BT_SCO_MIC;
} else if (out_device & AUDIO_DEVICE_OUT_AUX_DIGITAL) {
snd_device = SND_DEVICE_IN_HDMI_MIC;
} else if (out_device & AUDIO_DEVICE_OUT_ANLG_DOCK_HEADSET ||
out_device & AUDIO_DEVICE_OUT_DGTL_DOCK_HEADSET) {
snd_device = SND_DEVICE_IN_USB_HEADSET_MIC;
} else {
ALOGE("%s: Unknown output device(s) %#x", __func__, out_device);
ALOGW("%s: Using default handset-mic", __func__);
snd_device = SND_DEVICE_IN_HANDSET_MIC;
}
}
exit:
ALOGV("%s: exit: in_snd_device(%s)", __func__, device_table[snd_device]);
return snd_device;
}
int platform_set_hdmi_channels(void *platform, int channel_count)
{
struct platform_data *my_data = (struct platform_data *)platform;
struct audio_device *adev = my_data->adev;
struct mixer_ctl *ctl;
const char *channel_cnt_str = NULL;
const char *mixer_ctl_name = "HDMI_RX Channels";
switch (channel_count) {
case 8:
channel_cnt_str = "Eight"; break;
case 7:
channel_cnt_str = "Seven"; break;
case 6:
channel_cnt_str = "Six"; break;
case 5:
channel_cnt_str = "Five"; break;
case 4:
channel_cnt_str = "Four"; break;
case 3:
channel_cnt_str = "Three"; break;
default:
channel_cnt_str = "Two"; break;
}
ctl = mixer_get_ctl_by_name(adev->mixer, mixer_ctl_name);
if (!ctl) {
ALOGE("%s: Could not get ctl for mixer cmd - %s",
__func__, mixer_ctl_name);
return -EINVAL;
}
ALOGV("HDMI channel count: %s", channel_cnt_str);
mixer_ctl_set_enum_by_string(ctl, channel_cnt_str);
return 0;
}
int platform_edid_get_max_channels(void *platform)
{
struct platform_data *my_data = (struct platform_data *)platform;
struct audio_device *adev = my_data->adev;
char block[MAX_SAD_BLOCKS * SAD_BLOCK_SIZE];
char *sad = block;
int num_audio_blocks;
int channel_count;
int max_channels = 0;
int i, ret, count;
struct mixer_ctl *ctl;
ctl = mixer_get_ctl_by_name(adev->mixer, AUDIO_DATA_BLOCK_MIXER_CTL);
if (!ctl) {
ALOGE("%s: Could not get ctl for mixer cmd - %s",
__func__, AUDIO_DATA_BLOCK_MIXER_CTL);
return 0;
}
mixer_ctl_update(ctl);
count = mixer_ctl_get_num_values(ctl);
/* Read SAD blocks, clamping the maximum size for safety */
if (count > (int)sizeof(block))
count = (int)sizeof(block);
ret = mixer_ctl_get_array(ctl, block, count);
if (ret != 0) {
ALOGE("%s: mixer_ctl_get_array() failed to get EDID info", __func__);
return 0;
}
/* Calculate the number of SAD blocks */
num_audio_blocks = count / SAD_BLOCK_SIZE;
for (i = 0; i < num_audio_blocks; i++) {
/* Only consider LPCM blocks */
if ((sad[0] >> 3) != EDID_FORMAT_LPCM) {
sad += 3;
continue;
}
channel_count = (sad[0] & 0x7) + 1;
if (channel_count > max_channels)
max_channels = channel_count;
/* Advance to next block */
sad += 3;
}
return max_channels;
}
static int platform_set_slowtalk(struct platform_data *my_data, bool state)
{
int ret = 0;
struct audio_device *adev = my_data->adev;
struct mixer_ctl *ctl;
const char *mixer_ctl_name = "Slowtalk Enable";
uint32_t set_values[ ] = {0,
ALL_SESSION_VSID};
set_values[0] = state;
ctl = mixer_get_ctl_by_name(adev->mixer, mixer_ctl_name);
if (!ctl) {
ALOGE("%s: Could not get ctl for mixer cmd - %s",
__func__, mixer_ctl_name);
ret = -EINVAL;
} else {
ALOGV("Setting slowtalk state: %d", state);
ret = mixer_ctl_set_array(ctl, set_values, ARRAY_SIZE(set_values));
my_data->slowtalk = state;
}
if (my_data->csd != NULL) {
ret = my_data->csd->slow_talk(ALL_SESSION_VSID, state);
if (ret < 0) {
ALOGE("%s: csd_client_disable_device, failed, error %d",
__func__, ret);
}
}
return ret;
}
int platform_set_parameters(void *platform, struct str_parms *parms)
{
struct platform_data *my_data = (struct platform_data *)platform;
char *str;
char value[256] = {0};
int val;
int ret = 0, err;
char *kv_pairs = str_parms_to_str(parms);
ALOGV_IF(kv_pairs != NULL, "%s: enter: %s", __func__, kv_pairs);
err = str_parms_get_int(parms, AUDIO_PARAMETER_KEY_BTSCO, &val);
if (err >= 0) {
str_parms_del(parms, AUDIO_PARAMETER_KEY_BTSCO);
my_data->btsco_sample_rate = val;
if (val == SAMPLE_RATE_16KHZ) {
audio_route_apply_path(my_data->adev->audio_route,
"bt-sco-wb-samplerate");
audio_route_update_mixer(my_data->adev->audio_route);
}
}
err = str_parms_get_str(parms, AUDIO_PARAMETER_KEY_SLOWTALK, value, sizeof(value));
if (err >= 0) {
bool state = false;
if (!strncmp("true", value, sizeof("true"))) {
state = true;
}
str_parms_del(parms, AUDIO_PARAMETER_KEY_SLOWTALK);
ret = platform_set_slowtalk(my_data, state);
if (ret)
ALOGE("%s: Failed to set slow talk err: %d", __func__, ret);
}
err = str_parms_get_str(parms, AUDIO_PARAMETER_KEY_VOLUME_BOOST,
value, sizeof(value));
if (err >= 0) {
str_parms_del(parms, AUDIO_PARAMETER_KEY_VOLUME_BOOST);
if (my_data->acdb_reload_vocvoltable == NULL) {
ALOGE("%s: acdb_reload_vocvoltable is NULL", __func__);
} else if (!strcmp(value, "on")) {
if (!my_data->acdb_reload_vocvoltable(VOICE_FEATURE_SET_VOLUME_BOOST)) {
my_data->voice_feature_set = 1;
}
} else {
if (!my_data->acdb_reload_vocvoltable(VOICE_FEATURE_SET_DEFAULT)) {
my_data->voice_feature_set = 0;
}
}
}
ALOGV("%s: exit with code(%d)", __func__, ret);
free(kv_pairs);
return ret;
}
int platform_set_incall_recording_session_id(void *platform,
uint32_t session_id, int rec_mode)
{
int ret = 0;
struct platform_data *my_data = (struct platform_data *)platform;
struct audio_device *adev = my_data->adev;
struct mixer_ctl *ctl;
const char *mixer_ctl_name = "Voc VSID";
int num_ctl_values;
int i;
ctl = mixer_get_ctl_by_name(adev->mixer, mixer_ctl_name);
if (!ctl) {
ALOGE("%s: Could not get ctl for mixer cmd - %s",
__func__, mixer_ctl_name);
ret = -EINVAL;
} else {
num_ctl_values = mixer_ctl_get_num_values(ctl);
for (i = 0; i < num_ctl_values; i++) {
if (mixer_ctl_set_value(ctl, i, session_id)) {
ALOGV("Error: invalid session_id: %x", session_id);
ret = -EINVAL;
break;
}
}
}
if (my_data->csd != NULL) {
ret = my_data->csd->start_record(ALL_SESSION_VSID, rec_mode);
if (ret < 0) {
ALOGE("%s: csd_client_start_record failed, error %d",
__func__, ret);
}
}
return ret;
}
int platform_stop_incall_recording_usecase(void *platform)
{
int ret = 0;
struct platform_data *my_data = (struct platform_data *)platform;
if (my_data->csd != NULL) {
ret = my_data->csd->stop_record(ALL_SESSION_VSID);
if (ret < 0) {
ALOGE("%s: csd_client_stop_record failed, error %d",
__func__, ret);
}
}
return ret;
}
int platform_start_incall_music_usecase(void *platform)
{
int ret = 0;
struct platform_data *my_data = (struct platform_data *)platform;
if (my_data->csd != NULL) {
ret = my_data->csd->start_playback(ALL_SESSION_VSID);
if (ret < 0) {
ALOGE("%s: csd_client_start_playback failed, error %d",
__func__, ret);
}
}
return ret;
}
int platform_stop_incall_music_usecase(void *platform)
{
int ret = 0;
struct platform_data *my_data = (struct platform_data *)platform;
if (my_data->csd != NULL) {
ret = my_data->csd->stop_playback(ALL_SESSION_VSID);
if (ret < 0) {
ALOGE("%s: csd_client_stop_playback failed, error %d",
__func__, ret);
}
}
return ret;
}
int platform_update_lch(void *platform, struct voice_session *session,
enum voice_lch_mode lch_mode)
{
int ret = 0;
struct platform_data *my_data = (struct platform_data *)platform;
if ((my_data->csd != NULL) && (my_data->csd->set_lch != NULL))
ret = my_data->csd->set_lch(session->vsid, lch_mode);
else
ret = pcm_ioctl(session->pcm_tx, SNDRV_VOICE_IOCTL_LCH, &lch_mode);
return ret;
}
void platform_get_parameters(void *platform,
struct str_parms *query,
struct str_parms *reply)
{
struct platform_data *my_data = (struct platform_data *)platform;
char *str = NULL;
char value[256] = {0};
int ret;
char *kv_pairs = NULL;
ret = str_parms_get_str(query, AUDIO_PARAMETER_KEY_SLOWTALK,
value, sizeof(value));
if (ret >= 0) {
str_parms_add_str(reply, AUDIO_PARAMETER_KEY_SLOWTALK,
my_data->slowtalk?"true":"false");
}
ret = str_parms_get_str(query, AUDIO_PARAMETER_KEY_VOLUME_BOOST,
value, sizeof(value));
if (ret >= 0) {
if (my_data->voice_feature_set == VOICE_FEATURE_SET_VOLUME_BOOST) {
strlcpy(value, "on", sizeof(value));
} else {
strlcpy(value, "off", sizeof(value));
}
str_parms_add_str(reply, AUDIO_PARAMETER_KEY_VOLUME_BOOST, value);
}
kv_pairs = str_parms_to_str(reply);
ALOGV_IF(kv_pairs != NULL, "%s: exit: returns - %s", __func__, kv_pairs);
free(kv_pairs);
}
/* Delay in Us */
int64_t platform_render_latency(audio_usecase_t usecase)
{
switch (usecase) {
case USECASE_AUDIO_PLAYBACK_DEEP_BUFFER:
return DEEP_BUFFER_PLATFORM_DELAY;
case USECASE_AUDIO_PLAYBACK_LOW_LATENCY:
return LOW_LATENCY_PLATFORM_DELAY;
default:
return 0;
}
}
int platform_update_usecase_from_source(int source, int usecase)
{
ALOGV("%s: input source :%d", __func__, source);
if(source == AUDIO_SOURCE_FM_TUNER)
usecase = USECASE_AUDIO_RECORD_FM_VIRTUAL;
return usecase;
switch(source) {
case AUDIO_SOURCE_VOICE_UPLINK:
return USECASE_INCALL_REC_UPLINK;
case AUDIO_SOURCE_VOICE_DOWNLINK:
return USECASE_INCALL_REC_DOWNLINK;
case AUDIO_SOURCE_VOICE_CALL:
return USECASE_INCALL_REC_UPLINK_AND_DOWNLINK;
default:
return usecase;
}
}
bool platform_listen_update_status(snd_device_t snd_device)
{
if ((snd_device >= SND_DEVICE_IN_BEGIN) &&
(snd_device < SND_DEVICE_IN_END) &&
#ifdef FM_ENABLED
(snd_device != SND_DEVICE_IN_CAPTURE_FM) &&
#endif
(snd_device != SND_DEVICE_IN_CAPTURE_VI_FEEDBACK))
return true;
else
return false;
}
/* Read offload buffer size from a property.
* If value is not power of 2 round it to
* power of 2.
*/
uint32_t platform_get_compress_offload_buffer_size(audio_offload_info_t* info)
{
char value[PROPERTY_VALUE_MAX] = {0};
uint32_t fragment_size = COMPRESS_OFFLOAD_FRAGMENT_SIZE;
if((property_get("audio.offload.buffer.size.kb", value, "")) &&
atoi(value)) {
fragment_size = atoi(value) * 1024;
}
/* Use incoming offload buffer size if default buffer size is less */
if ((info != NULL) && (fragment_size < info->offload_buffer_size)) {
ALOGI("%s:: Overwriting offload buffer size default:%d new:%d", __func__,
fragment_size,
info->offload_buffer_size);
fragment_size = info->offload_buffer_size;
}
// For FLAC use max size since it is loss less, and has sampling rates
// upto 192kHZ
if (info != NULL && !info->has_video &&
info->format == AUDIO_FORMAT_FLAC) {
fragment_size = MAX_COMPRESS_OFFLOAD_FRAGMENT_SIZE;
ALOGV("FLAC fragment size %d", fragment_size);
}
if (info != NULL && info->has_video && info->is_streaming) {
fragment_size = COMPRESS_OFFLOAD_FRAGMENT_SIZE_FOR_AV_STREAMING;
ALOGV("%s: offload fragment size reduced for AV streaming to %d",
__func__, fragment_size);
}
fragment_size = ALIGN( fragment_size, 1024);
if(fragment_size < MIN_COMPRESS_OFFLOAD_FRAGMENT_SIZE)
fragment_size = MIN_COMPRESS_OFFLOAD_FRAGMENT_SIZE;
else if(fragment_size > MAX_COMPRESS_OFFLOAD_FRAGMENT_SIZE)
fragment_size = MAX_COMPRESS_OFFLOAD_FRAGMENT_SIZE;
ALOGV("%s: fragment_size %d", __func__, fragment_size);
return fragment_size;
}
uint32_t platform_get_pcm_offload_buffer_size(audio_offload_info_t* info)
{
uint32_t fragment_size = 0;
uint32_t bits_per_sample = 16;
uint32_t pcm_offload_time = PCM_OFFLOAD_BUFFER_DURATION;
if (info->format == AUDIO_FORMAT_PCM_24_BIT_OFFLOAD) {
bits_per_sample = 32;
}
//duration is set to 40 ms worth of stereo data at 48Khz
//with 16 bit per sample, modify this when the channel
//configuration is different
fragment_size = (pcm_offload_time
* info->sample_rate
* (bits_per_sample >> 3)
* popcount(info->channel_mask))/1000;
// To have same PCM samples for all channels, the buffer size requires to
// be multiple of (number of channels * bytes per sample)
// For writes to succeed, the buffer must be written at address which is multiple of 32
// Alignment of 96 satsfies both of the above requirements
fragment_size = ALIGN(fragment_size, 96);
if(fragment_size < MIN_PCM_OFFLOAD_FRAGMENT_SIZE)
fragment_size = MIN_PCM_OFFLOAD_FRAGMENT_SIZE;
else if(fragment_size > MAX_PCM_OFFLOAD_FRAGMENT_SIZE)
fragment_size = MAX_PCM_OFFLOAD_FRAGMENT_SIZE;
ALOGI("PCM offload Fragment size to %d bytes", fragment_size);
return fragment_size;
}
int platform_set_snd_device_backend(snd_device_t device, const char *backend)
{
int ret = 0;
if ((device < SND_DEVICE_MIN) || (device >= SND_DEVICE_MAX)) {
ALOGE("%s: Invalid snd_device = %d",
__func__, device);
ret = -EINVAL;
goto done;
}
if (backend_table[device]) {
free(backend_table[device]);
}
backend_table[device] = strdup(backend);
done:
return ret;
}
int platform_set_usecase_pcm_id(audio_usecase_t usecase, int32_t type, int32_t pcm_id)
{
int ret = 0;
if ((usecase <= USECASE_INVALID) || (usecase >= AUDIO_USECASE_MAX)) {
ALOGE("%s: invalid usecase case idx %d", __func__, usecase);
ret = -EINVAL;
goto done;
}
if ((type != 0) && (type != 1)) {
ALOGE("%s: invalid usecase type", __func__);
ret = -EINVAL;
}
pcm_device_table[usecase][type] = pcm_id;
done:
return ret;
}
int platform_set_snd_device_name(snd_device_t device, const char *name)
{
int ret = 0;
if ((device < SND_DEVICE_MIN) || (device >= SND_DEVICE_MAX)) {
ALOGE("%s:: Invalid snd_device = %d", __func__, device);
ret = -EINVAL;
goto done;
}
device_table[device] = strdup(name);
done:
return ret;
}
bool platform_use_small_buffer(audio_offload_info_t* info)
{
return OFFLOAD_USE_SMALL_BUFFER;
}
int platform_set_codec_backend_cfg(struct audio_device* adev,
unsigned int bit_width, unsigned int sample_rate)
{
ALOGV("%s bit width: %d, sample rate: %d", __func__, bit_width, sample_rate);
int ret = 0;
if (bit_width != adev->cur_codec_backend_bit_width) {
const char * mixer_ctl_name = "SLIM_0_RX Format";
struct mixer_ctl *ctl;
ctl = mixer_get_ctl_by_name(adev->mixer, mixer_ctl_name);
if (!ctl) {
ALOGE("%s: Could not get ctl for mixer command - %s",
__func__, mixer_ctl_name);
return -EINVAL;
}
if (bit_width == 24) {
mixer_ctl_set_enum_by_string(ctl, "S24_LE");
} else {
mixer_ctl_set_enum_by_string(ctl, "S16_LE");
sample_rate = CODEC_BACKEND_DEFAULT_SAMPLE_RATE;
}
adev->cur_codec_backend_bit_width = bit_width;
ALOGE("Backend bit width is set to %d ", bit_width);
}
/*
* Backend sample rate configuration follows:
* 16 bit playback - 48khz for streams at any valid sample rate
* 24 bit playback - 48khz for stream sample rate less than 48khz
* 24 bit playback - 96khz for sample rate range of 48khz to 96khz
* 24 bit playback - 192khz for sample rate range of 96khz to 192 khz
* Upper limit is inclusive in the sample rate range.
*/
// TODO: This has to be more dynamic based on policy file
if (sample_rate != adev->cur_codec_backend_samplerate) {
char *rate_str = NULL;
const char * mixer_ctl_name = "SLIM_0_RX SampleRate";
struct mixer_ctl *ctl;
switch (sample_rate) {
case 8000:
case 11025:
case 16000:
case 22050:
case 32000:
case 44100:
case 48000:
rate_str = "KHZ_48";
break;
case 64000:
case 88200:
case 96000:
rate_str = "KHZ_96";
break;
case 176400:
case 192000:
rate_str = "KHZ_192";
break;
default:
rate_str = "KHZ_48";
break;
}
ctl = mixer_get_ctl_by_name(adev->mixer, mixer_ctl_name);
if(!ctl) {
ALOGE("%s: Could not get ctl for mixer command - %s",
__func__, mixer_ctl_name);
return -EINVAL;
}
ALOGV("Set sample rate as rate_str = %s", rate_str);
mixer_ctl_set_enum_by_string(ctl, rate_str);
adev->cur_codec_backend_samplerate = sample_rate;
}
return ret;
}
bool platform_check_codec_backend_cfg(struct audio_device* adev,
struct audio_usecase* usecase __unused,
unsigned int* new_bit_width,
unsigned int* new_sample_rate)
{
bool backend_change = false;
struct listnode *node;
struct stream_out *out = NULL;
unsigned int bit_width = CODEC_BACKEND_DEFAULT_BIT_WIDTH;
unsigned int sample_rate = CODEC_BACKEND_DEFAULT_SAMPLE_RATE;
// For voice calls use default configuration
// force routing is not required here, caller will do it anyway
if (adev->mode == AUDIO_MODE_IN_CALL || adev->mode == AUDIO_MODE_IN_COMMUNICATION) {
ALOGW("%s:Use default bw and sr for voice/voip calls ",__func__);
bit_width = CODEC_BACKEND_DEFAULT_BIT_WIDTH;
sample_rate = CODEC_BACKEND_DEFAULT_SAMPLE_RATE;
} else {
/*
* The backend should be configured at highest bit width and/or
* sample rate amongst all playback usecases.
* If the selected sample rate and/or bit width differ with
* current backend sample rate and/or bit width, then, we set the
* backend re-configuration flag.
*
* Exception: 16 bit playbacks is allowed through 16 bit/48 khz backend only
*/
list_for_each(node, &adev->usecase_list) {
struct audio_usecase *curr_usecase;
curr_usecase = node_to_item(node, struct audio_usecase, list);
if (curr_usecase->type == PCM_PLAYBACK) {
struct stream_out *out =
(struct stream_out*) curr_usecase->stream.out;
if (out != NULL ) {
ALOGV("Offload playback running bw %d sr %d",
out->bit_width, out->sample_rate);
if (bit_width < out->bit_width)
bit_width = out->bit_width;
if (sample_rate < out->sample_rate)
sample_rate = out->sample_rate;
}
}
}
}
// 24 bit playback on speakers and all 16 bit playbacks is allowed through
// 16 bit/48 khz backend only
if ((16 == bit_width) ||
((24 == bit_width) &&
(usecase->stream.out->devices & AUDIO_DEVICE_OUT_SPEAKER))) {
sample_rate = CODEC_BACKEND_DEFAULT_SAMPLE_RATE;
}
// Force routing if the expected bitwdith or samplerate
// is not same as current backend comfiguration
if ((bit_width != adev->cur_codec_backend_bit_width) ||
(sample_rate != adev->cur_codec_backend_samplerate)) {
*new_bit_width = bit_width;
*new_sample_rate = sample_rate;
backend_change = true;
ALOGI("%s Codec backend needs to be updated. new bit width: %d new sample rate: %d",
__func__, *new_bit_width, *new_sample_rate);
}
return backend_change;
}
bool platform_check_and_set_codec_backend_cfg(struct audio_device* adev, struct audio_usecase *usecase)
{
ALOGV("platform_check_and_set_codec_backend_cfg usecase = %d",usecase->id );
unsigned int new_bit_width = 0, old_bit_width;
unsigned int new_sample_rate = 0, old_sample_rate;
new_bit_width = old_bit_width = adev->cur_codec_backend_bit_width;
new_sample_rate = old_sample_rate = adev->cur_codec_backend_samplerate;
ALOGW("Codec backend bitwidth %d, samplerate %d", old_bit_width, old_sample_rate);
if (platform_check_codec_backend_cfg(adev, usecase,
&new_bit_width, &new_sample_rate)) {
platform_set_codec_backend_cfg(adev, new_bit_width, new_sample_rate);
return true;
}
return false;
}