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PL286/hardware/qcom/audio/hal/msm8960/platform.c

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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.
*/
#define LOG_TAG "msm8960_platform"
/*#define LOG_NDEBUG 0*/
#define LOG_NDDEBUG 0
#include <stdlib.h>
#include <dlfcn.h>
#include <cutils/log.h>
#include <cutils/properties.h>
#include <audio_hw.h>
#include <platform_api.h>
#include "platform.h"
#include "audio_extn.h"
#define LIB_ACDB_LOADER "libacdbloader.so"
#define LIB_CSD_CLIENT "libcsd-client.so"
#define DUALMIC_CONFIG_NONE 0 /* Target does not contain 2 mics */
#define DUALMIC_CONFIG_ENDFIRE 1
#define DUALMIC_CONFIG_BROADSIDE 2
/*
* This is the sysfs path for the HDMI audio data block
*/
#define AUDIO_DATA_BLOCK_PATH "/sys/class/graphics/fb1/audio_data_block"
#define MIXER_XML_PATH "/system/etc/mixer_paths.xml"
/*
* 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
struct audio_block_header
{
int reserved;
int length;
};
typedef void (*acdb_deallocate_t)();
typedef int (*acdb_init_t)();
typedef void (*acdb_send_audio_cal_t)(int, int);
typedef void (*acdb_send_voice_cal_t)(int, int);
typedef int (*csd_client_init_t)();
typedef int (*csd_client_deinit_t)();
typedef int (*csd_disable_device_t)();
typedef int (*csd_enable_device_t)(int, int, uint32_t);
typedef int (*csd_volume_t)(int);
typedef int (*csd_mic_mute_t)(int);
typedef int (*csd_start_voice_t)();
typedef int (*csd_stop_voice_t)();
/* Audio calibration related functions */
struct platform_data {
struct audio_device *adev;
bool fluence_in_spkr_mode;
bool fluence_in_voice_call;
bool fluence_in_voice_rec;
int dualmic_config;
bool speaker_lr_swap;
void *acdb_handle;
acdb_init_t acdb_init;
acdb_deallocate_t acdb_deallocate;
acdb_send_audio_cal_t acdb_send_audio_cal;
acdb_send_voice_cal_t acdb_send_voice_cal;
/* CSD Client related functions for voice call */
void *csd_client;
csd_client_init_t csd_client_init;
csd_client_deinit_t csd_client_deinit;
csd_disable_device_t csd_disable_device;
csd_enable_device_t csd_enable_device;
csd_volume_t csd_volume;
csd_mic_mute_t csd_mic_mute;
csd_start_voice_t csd_start_voice;
csd_stop_voice_t csd_stop_voice;
};
static const int pcm_device_table[AUDIO_USECASE_MAX][2] = {
[USECASE_AUDIO_PLAYBACK_DEEP_BUFFER] = {0, 0},
[USECASE_AUDIO_PLAYBACK_LOW_LATENCY] = {14, 14},
[USECASE_AUDIO_PLAYBACK_HIFI] = {1, 1},
[USECASE_AUDIO_RECORD] = {0, 0},
[USECASE_AUDIO_RECORD_LOW_LATENCY] = {14, 14},
[USECASE_VOICE_CALL] = {12, 12},
};
/* Array to store sound devices */
static const char * const 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_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_HANDSET_TMUS] = "voice-handset-tmus",
[SND_DEVICE_OUT_VOICE_HANDSET] = "voice-handset-tmus",
[SND_DEVICE_OUT_VOICE_HAC_HANDSET] = "voice-handset-tmus",
[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_USB_HEADSET] = "usb-headset",
[SND_DEVICE_OUT_USB_HEADPHONES] = "usb-headphones",
[SND_DEVICE_OUT_VOICE_USB_HEADSET] = "usb-headset",
[SND_DEVICE_OUT_VOICE_USB_HEADPHONES] = "usb-headphones",
/* Capture sound devices */
[SND_DEVICE_IN_HANDSET_MIC] = "handset-mic",
[SND_DEVICE_IN_SPEAKER_MIC] = "speaker-mic",
[SND_DEVICE_IN_HEADSET_MIC] = "headset-mic",
[SND_DEVICE_IN_HANDSET_MIC_AEC] = "handset-mic",
[SND_DEVICE_IN_SPEAKER_MIC_AEC] = "voice-speaker-mic",
[SND_DEVICE_IN_HEADSET_MIC_AEC] = "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_EF] = "voice-dmic-ef",
[SND_DEVICE_IN_VOICE_DMIC_BS] = "voice-dmic-bs",
[SND_DEVICE_IN_VOICE_DMIC_EF_TMUS] = "voice-dmic-ef-tmus",
[SND_DEVICE_IN_VOICE_SPEAKER_DMIC_EF] = "voice-speaker-dmic-ef",
[SND_DEVICE_IN_VOICE_SPEAKER_DMIC_BS] = "voice-speaker-dmic-bs",
[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_REC_MIC] = "voice-rec-mic",
[SND_DEVICE_IN_VOICE_REC_DMIC_EF] = "voice-rec-dmic-ef",
[SND_DEVICE_IN_VOICE_REC_DMIC_BS] = "voice-rec-dmic-bs",
[SND_DEVICE_IN_VOICE_REC_DMIC_EF_FLUENCE] = "voice-rec-dmic-ef-fluence",
[SND_DEVICE_IN_VOICE_REC_DMIC_BS_FLUENCE] = "voice-rec-dmic-bs-fluence",
};
/* ACDB IDs (audio DSP path configuration IDs) for each sound device */
static const 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_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_HANDSET_TMUS] = 81,
[SND_DEVICE_OUT_VOICE_HANDSET] = 81,
[SND_DEVICE_OUT_VOICE_HAC_HANDSET] = 81,
[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_USB_HEADSET] = 45,
[SND_DEVICE_OUT_USB_HEADPHONES] = 45,
[SND_DEVICE_OUT_VOICE_USB_HEADSET] = 45,
[SND_DEVICE_OUT_VOICE_USB_HEADPHONES] = 45,
[SND_DEVICE_IN_HANDSET_MIC] = 4,
[SND_DEVICE_IN_SPEAKER_MIC] = 4,
[SND_DEVICE_IN_HEADSET_MIC] = 8,
[SND_DEVICE_IN_HANDSET_MIC_AEC] = 40,
[SND_DEVICE_IN_SPEAKER_MIC_AEC] = 42,
[SND_DEVICE_IN_HEADSET_MIC_AEC] = 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] = 61,
[SND_DEVICE_IN_VOICE_DMIC_EF] = 6,
[SND_DEVICE_IN_VOICE_DMIC_BS] = 5,
[SND_DEVICE_IN_VOICE_DMIC_EF_TMUS] = 91,
[SND_DEVICE_IN_VOICE_SPEAKER_DMIC_EF] = 13,
[SND_DEVICE_IN_VOICE_SPEAKER_DMIC_BS] = 12,
[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_REC_MIC] = 62,
/* TODO: Update with proper acdb ids */
[SND_DEVICE_IN_VOICE_REC_DMIC_EF] = 62,
[SND_DEVICE_IN_VOICE_REC_DMIC_BS] = 62,
[SND_DEVICE_IN_VOICE_REC_DMIC_EF_FLUENCE] = 6,
[SND_DEVICE_IN_VOICE_REC_DMIC_BS_FLUENCE] = 5,
};
#define DEEP_BUFFER_PLATFORM_DELAY (29*1000LL)
#define LOW_LATENCY_PLATFORM_DELAY (13*1000LL)
static pthread_once_t check_op_once_ctl = PTHREAD_ONCE_INIT;
static bool is_tmus = false;
static void check_operator()
{
char value[PROPERTY_VALUE_MAX];
int mccmnc;
property_get("gsm.sim.operator.numeric",value,"0");
mccmnc = atoi(value);
ALOGD("%s: tmus mccmnc %d", __func__, mccmnc);
switch(mccmnc) {
/* TMUS MCC(310), MNC(490, 260, 026) */
case 310490:
case 310260:
case 310026:
is_tmus = true;
break;
}
}
bool is_operator_tmus()
{
pthread_once(&check_op_once_ctl, check_operator);
return is_tmus;
}
static int set_echo_reference(struct mixer *mixer, const char* ec_ref)
{
struct mixer_ctl *ctl;
const char *mixer_ctl_name = "EC_REF_RX";
ctl = mixer_get_ctl_by_name(mixer, mixer_ctl_name);
if (!ctl) {
ALOGE("%s: Could not get ctl for mixer cmd - %s",
__func__, mixer_ctl_name);
return -EINVAL;
}
ALOGV("Setting EC Reference: %s", ec_ref);
mixer_ctl_set_enum_by_string(ctl, ec_ref);
return 0;
}
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;
adev->mixer = mixer_open(MIXER_CARD);
if (!adev->mixer) {
ALOGE("Unable to open the mixer, aborting.");
return NULL;
}
adev->audio_route = audio_route_init(MIXER_CARD, MIXER_XML_PATH);
if (!adev->audio_route) {
ALOGE("%s: Failed to init audio route controls, aborting.", __func__);
return NULL;
}
my_data = calloc(1, sizeof(struct platform_data));
my_data->adev = adev;
my_data->dualmic_config = DUALMIC_CONFIG_NONE;
my_data->fluence_in_spkr_mode = false;
my_data->fluence_in_voice_call = false;
my_data->fluence_in_voice_rec = false;
property_get("persist.audio.dualmic.config",value,"");
if (!strcmp("broadside", value)) {
my_data->dualmic_config = DUALMIC_CONFIG_BROADSIDE;
adev->acdb_settings |= DMIC_FLAG;
} else if (!strcmp("endfire", value)) {
my_data->dualmic_config = DUALMIC_CONFIG_ENDFIRE;
adev->acdb_settings |= DMIC_FLAG;
}
if (my_data->dualmic_config != DUALMIC_CONFIG_NONE) {
property_get("persist.audio.fluence.voicecall",value,"");
if (!strcmp("true", value)) {
my_data->fluence_in_voice_call = true;
}
property_get("persist.audio.fluence.voicerec",value,"");
if (!strcmp("true", value)) {
my_data->fluence_in_voice_rec = true;
}
property_get("persist.audio.fluence.speaker",value,"");
if (!strcmp("true", value)) {
my_data->fluence_in_spkr_mode = true;
}
}
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");
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)
ALOGW("%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");
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();
}
/* If platform is Fusion3, load CSD Client specific symbols
* Voice call is handled by MDM and apps processor talks to
* MDM through CSD Client
*/
property_get("ro.board.platform", platform, "");
property_get("ro.baseband", baseband, "");
if (!strcmp("msm8960", platform) && !strcmp("mdm", baseband)) {
my_data->csd_client = dlopen(LIB_CSD_CLIENT, RTLD_NOW);
if (my_data->csd_client == NULL)
ALOGE("%s: DLOPEN failed for %s", __func__, LIB_CSD_CLIENT);
}
if (my_data->csd_client) {
ALOGV("%s: DLOPEN successful for %s", __func__, LIB_CSD_CLIENT);
my_data->csd_client_deinit = (csd_client_deinit_t)dlsym(my_data->csd_client,
"csd_client_deinit");
my_data->csd_disable_device = (csd_disable_device_t)dlsym(my_data->csd_client,
"csd_client_disable_device");
my_data->csd_enable_device = (csd_enable_device_t)dlsym(my_data->csd_client,
"csd_client_enable_device");
my_data->csd_start_voice = (csd_start_voice_t)dlsym(my_data->csd_client,
"csd_client_start_voice");
my_data->csd_stop_voice = (csd_stop_voice_t)dlsym(my_data->csd_client,
"csd_client_stop_voice");
my_data->csd_volume = (csd_volume_t)dlsym(my_data->csd_client,
"csd_client_volume");
my_data->csd_mic_mute = (csd_mic_mute_t)dlsym(my_data->csd_client,
"csd_client_mic_mute");
my_data->csd_client_init = (csd_client_init_t)dlsym(my_data->csd_client,
"csd_client_init");
if (my_data->csd_client_init == NULL) {
ALOGE("%s: dlsym error %s for csd_client_init", __func__, dlerror());
} else {
my_data->csd_client_init();
}
}
return my_data;
}
void platform_deinit(void *platform)
{
free(platform);
}
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 "none";
}
void platform_add_backend_name(void *platform __unused, char *mixer_path,
snd_device_t snd_device)
{
if (snd_device == SND_DEVICE_IN_BT_SCO_MIC)
strcat(mixer_path, " bt-sco");
else if(snd_device == SND_DEVICE_OUT_BT_SCO)
strcat(mixer_path, " bt-sco");
else if (snd_device == SND_DEVICE_OUT_HDMI)
strcat(mixer_path, " hdmi");
else if (snd_device == SND_DEVICE_OUT_SPEAKER_AND_HDMI)
strcat(mixer_path, " speaker-and-hdmi");
else if (snd_device == SND_DEVICE_OUT_BT_SCO_WB ||
snd_device == SND_DEVICE_IN_BT_SCO_MIC_WB)
strcat(mixer_path, " bt-sco-wb");
}
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;
}
int platform_get_snd_device_index(char *snd_device_index_name __unused)
{
return -ENODEV;
}
int platform_set_snd_device_acdb_id(snd_device_t snd_device __unused,
unsigned int acdb_id __unused)
{
return -ENODEV;
}
int platform_get_default_app_type_v2(void *platform __unused, usecase_type_t type __unused,
int *app_type __unused)
{
ALOGE("%s: Not implemented", __func__);
return -ENOSYS;
}
int platform_get_snd_device_acdb_id(snd_device_t snd_device __unused)
{
ALOGE("%s: Not implemented", __func__);
return -ENOSYS;
}
void platform_add_operator_specific_device(snd_device_t snd_device __unused,
const char *operator __unused,
const char *mixer_path __unused,
unsigned int acdb_id __unused)
{
}
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) {
("%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_client != NULL &&
voice_is_in_call(my_data->adev)) {
/* This must be called before disabling the mixer controls on APQ side */
if (my_data->csd_disable_device == NULL) {
ALOGE("%s: dlsym error for csd_disable_device", __func__);
} else {
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;
int ret = 0;
if (my_data->csd_client) {
if (my_data->csd_enable_device == NULL) {
ALOGE("%s: dlsym error for csd_enable_device",
__func__);
} 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) {
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 __unused)
{
struct platform_data *my_data = (struct platform_data *)platform;
int ret = 0;
if (my_data->csd_client) {
if (my_data->csd_start_voice == NULL) {
ALOGE("dlsym error for csd_client_start_voice");
ret = -ENOSYS;
} else {
ret = my_data->csd_start_voice();
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 __unused)
{
struct platform_data *my_data = (struct platform_data *)platform;
int ret = 0;
if (my_data->csd_client) {
if (my_data->csd_stop_voice == NULL) {
ALOGE("dlsym error for csd_stop_voice");
} else {
ret = my_data->csd_stop_voice();
if (ret < 0) {
ALOGE("%s: csd_stop_voice error %d\n", __func__, ret);
}
}
}
return ret;
}
void platform_set_speaker_gain_in_combo(struct audio_device *adev __unused,
snd_device_t snd_device __unused,
bool enable __unused) {
}
int platform_set_voice_volume(void *platform, int volume)
{
struct platform_data *my_data = (struct platform_data *)platform;
int ret = 0;
if (my_data->csd_client) {
if (my_data->csd_volume == NULL) {
ALOGE("%s: dlsym error for csd_volume", __func__);
} else {
ret = my_data->csd_volume(volume);
if (ret < 0) {
ALOGE("%s: csd_volume error %d", __func__, ret);
}
}
} else {
ALOGE("%s: No CSD Client present", __func__);
}
return ret;
}
int platform_set_mic_mute(void *platform, bool state)
{
struct platform_data *my_data = (struct platform_data *)platform;
int ret = 0;
if (my_data->adev->mode == AUDIO_MODE_IN_CALL) {
if (my_data->csd_client) {
if (my_data->csd_mic_mute == NULL) {
ALOGE("%s: dlsym error for csd_mic_mute", __func__);
} else {
ret = my_data->csd_mic_mute(state);
if (ret < 0) {
ALOGE("%s: csd_mic_mute error %d", __func__, ret);
}
}
} else {
ALOGE("%s: No CSD Client present", __func__);
}
}
return ret;
}
int platform_set_device_mute(void *platform __unused, bool state __unused, char *dir __unused)
{
ALOGE("%s: Not implemented", __func__);
return -ENOSYS;
}
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;
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 (voice_is_in_call(adev)) {
if (devices & AUDIO_DEVICE_OUT_WIRED_HEADPHONE ||
devices & AUDIO_DEVICE_OUT_WIRED_HEADSET) {
if (adev->voice.tty_mode == TTY_MODE_FULL)
snd_device = SND_DEVICE_OUT_VOICE_TTY_FULL_HEADPHONES;
else if (adev->voice.tty_mode == TTY_MODE_VCO)
snd_device = SND_DEVICE_OUT_VOICE_TTY_VCO_HEADPHONES;
else if (adev->voice.tty_mode == TTY_MODE_HCO)
snd_device = SND_DEVICE_OUT_VOICE_TTY_HCO_HANDSET;
else
snd_device = SND_DEVICE_OUT_VOICE_HEADPHONES;
} else if (devices & AUDIO_DEVICE_OUT_ALL_SCO) {
if (adev->bt_wb_speech_enabled) {
snd_device = SND_DEVICE_OUT_BT_SCO_WB;
} else {
snd_device = SND_DEVICE_OUT_BT_SCO;
}
} else if (devices & AUDIO_DEVICE_OUT_SPEAKER) {
snd_device = SND_DEVICE_OUT_VOICE_SPEAKER;
} else if (devices & AUDIO_DEVICE_OUT_EARPIECE) {
if (is_operator_tmus())
snd_device = SND_DEVICE_OUT_VOICE_HANDSET_TMUS;
else
snd_device = SND_DEVICE_OUT_HANDSET;
}
if (snd_device != SND_DEVICE_NONE) {
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)) {
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 {
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 (devices & AUDIO_DEVICE_OUT_WIRED_HEADPHONE ||
devices & AUDIO_DEVICE_OUT_WIRED_HEADSET) {
snd_device = SND_DEVICE_OUT_HEADPHONES;
} else if (devices & AUDIO_DEVICE_OUT_SPEAKER) {
if (my_data->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 (adev->bt_wb_speech_enabled) {
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_EARPIECE) {
snd_device = SND_DEVICE_OUT_HANDSET;
} 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;
ALOGV("%s: enter: out_device(%#x) in_device(%#x)",
__func__, out_device, in_device);
if ((out_device != AUDIO_DEVICE_NONE) && voice_is_in_call(adev)) {
if (adev->voice.tty_mode != TTY_MODE_OFF) {
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 (my_data->fluence_in_voice_call == false) {
snd_device = SND_DEVICE_IN_HANDSET_MIC;
} else {
if (my_data->dualmic_config == DUALMIC_CONFIG_ENDFIRE) {
if (is_operator_tmus())
snd_device = SND_DEVICE_IN_VOICE_DMIC_EF_TMUS;
else
snd_device = SND_DEVICE_IN_VOICE_DMIC_EF;
} else if(my_data->dualmic_config == DUALMIC_CONFIG_BROADSIDE)
snd_device = SND_DEVICE_IN_VOICE_DMIC_BS;
else
snd_device = SND_DEVICE_IN_HANDSET_MIC;
}
} else if (out_device & AUDIO_DEVICE_OUT_WIRED_HEADSET) {
snd_device = SND_DEVICE_IN_VOICE_HEADSET_MIC;
} else if (out_device & AUDIO_DEVICE_OUT_ALL_SCO) {
if (adev->bt_wb_speech_enabled) {
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_in_voice_call && my_data->fluence_in_spkr_mode &&
my_data->dualmic_config == DUALMIC_CONFIG_ENDFIRE) {
snd_device = SND_DEVICE_IN_VOICE_SPEAKER_DMIC_EF;
} else if (my_data->fluence_in_voice_call && my_data->fluence_in_spkr_mode &&
my_data->dualmic_config == DUALMIC_CONFIG_BROADSIDE) {
snd_device = SND_DEVICE_IN_VOICE_SPEAKER_DMIC_BS;
} else {
snd_device = SND_DEVICE_IN_VOICE_SPEAKER_MIC;
}
}
} 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 (my_data->dualmic_config == DUALMIC_CONFIG_ENDFIRE) {
if (channel_mask == AUDIO_CHANNEL_IN_FRONT_BACK)
snd_device = SND_DEVICE_IN_VOICE_REC_DMIC_EF;
else if (my_data->fluence_in_voice_rec)
snd_device = SND_DEVICE_IN_VOICE_REC_DMIC_EF_FLUENCE;
} else if (my_data->dualmic_config == DUALMIC_CONFIG_BROADSIDE) {
if (channel_mask == AUDIO_CHANNEL_IN_FRONT_BACK)
snd_device = SND_DEVICE_IN_VOICE_REC_DMIC_BS;
else if (my_data->fluence_in_voice_rec)
snd_device = SND_DEVICE_IN_VOICE_REC_DMIC_BS_FLUENCE;
}
if (snd_device == SND_DEVICE_NONE) {
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;
if (adev->active_input) {
if (adev->active_input->enable_aec) {
if (in_device & AUDIO_DEVICE_IN_BACK_MIC) {
snd_device = SND_DEVICE_IN_SPEAKER_MIC_AEC;
} else if (in_device & AUDIO_DEVICE_IN_BUILTIN_MIC) {
snd_device = SND_DEVICE_IN_HANDSET_MIC_AEC;
} else if (in_device & AUDIO_DEVICE_IN_WIRED_HEADSET) {
snd_device = SND_DEVICE_IN_HEADSET_MIC_AEC;
}
set_echo_reference(adev->mixer, "SLIM_RX");
} else
set_echo_reference(adev->mixer, "NONE");
}
} 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) {
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 (adev->bt_wb_speech_enabled) {
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 {
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) {
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 (adev->bt_wb_speech_enabled) {
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 {
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 __unused)
{
FILE *file;
struct audio_block_header header;
char block[MAX_SAD_BLOCKS * SAD_BLOCK_SIZE];
char *sad = block;
int num_audio_blocks;
int channel_count;
int max_channels = 0;
int i;
file = fopen(AUDIO_DATA_BLOCK_PATH, "rb");
if (file == NULL) {
ALOGE("Unable to open '%s'", AUDIO_DATA_BLOCK_PATH);
return 0;
}
/* Read audio block header */
fread(&header, 1, sizeof(header), file);
/* Read SAD blocks, clamping the maximum size for safety */
if (header.length > (int)sizeof(block))
header.length = (int)sizeof(block);
fread(&block, header.length, 1, file);
fclose(file);
/* Calculate the number of SAD blocks */
num_audio_blocks = header.length / SAD_BLOCK_SIZE;
for (i = 0; i < num_audio_blocks; i++) {
/* Only consider LPCM blocks */
if ((sad[0] >> 3) != EDID_FORMAT_LPCM)
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;
}
int platform_set_incall_recording_session_id(void *platform __unused,
uint32_t session_id __unused, int rec_mode __unused)
{
ALOGE("%s: Not implemented", __func__);
return -ENOSYS;
}
int platform_stop_incall_recording_usecase(void *platform __unused)
{
ALOGE("%s: Not implemented", __func__);
return -ENOSYS;
}
int platform_start_incall_music_usecase(void *platform __unused)
{
ALOGE("%s: Not implemented", __func__);
return -ENOSYS;
}
int platform_stop_incall_music_usecase(void *platform __unused)
{
ALOGE("%s: Not implemented", __func__);
return -ENOSYS;
}
int platform_set_parameters(void *platform __unused,
struct str_parms *parms __unused)
{
ALOGE("%s: Not implemented", __func__);
return -ENOSYS;
}
/* 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_switch_voice_call_enable_device_config(void *platform __unused,
snd_device_t out_snd_device __unused,
snd_device_t in_snd_device __unused)
{
return 0;
}
int platform_switch_voice_call_usecase_route_post(void *platform __unused,
snd_device_t out_snd_device __unused,
snd_device_t in_snd_device __unused)
{
return 0;
}
int platform_get_sample_rate(void *platform __unused, uint32_t *rate __unused)
{
return -ENOSYS;
}
int platform_get_usecase_index(const char * usecase __unused)
{
return -ENOSYS;
}
int platform_set_usecase_pcm_id(audio_usecase_t usecase __unused, int32_t type __unused,
int32_t pcm_id __unused)
{
return -ENOSYS;
}
int platform_set_snd_device_backend(snd_device_t device __unused,
const char *backend __unused,
const char *hw_interface __unused)
{
return -ENOSYS;
}
void platform_set_echo_reference(struct audio_device *adev __unused,
bool enable __unused,
audio_devices_t out_device __unused)
{
return;
}
#define DEFAULT_NOMINAL_SPEAKER_GAIN 20
int ramp_speaker_gain(struct audio_device *adev, bool ramp_up, int target_ramp_up_gain) {
// backup_gain: gain to try to set in case of an error during ramp
int start_gain, end_gain, step, backup_gain, i;
bool error = false;
const struct mixer_ctl *ctl;
const char *mixer_ctl_name_gain_left = "Left Speaker Gain";
const char *mixer_ctl_name_gain_right = "Right Speaker Gain";
struct mixer_ctl *ctl_left = mixer_get_ctl_by_name(adev->mixer, mixer_ctl_name_gain_left);
struct mixer_ctl *ctl_right = mixer_get_ctl_by_name(adev->mixer, mixer_ctl_name_gain_right);
if (!ctl_left || !ctl_right) {
ALOGE("%s: Could not get ctl for mixer cmd - %s or %s, not applying speaker gain ramp",
__func__, mixer_ctl_name_gain_left, mixer_ctl_name_gain_right);
return -EINVAL;
} else if ((mixer_ctl_get_num_values(ctl_left) != 1)
|| (mixer_ctl_get_num_values(ctl_right) != 1)) {
ALOGE("%s: Unexpected num values for mixer cmd - %s or %s, not applying speaker gain ramp",
__func__, mixer_ctl_name_gain_left, mixer_ctl_name_gain_right);
return -EINVAL;
}
if (ramp_up) {
start_gain = 0;
end_gain = target_ramp_up_gain > 0 ? target_ramp_up_gain : DEFAULT_NOMINAL_SPEAKER_GAIN;
step = +1;
backup_gain = end_gain;
} else {
// using same gain on left and right
const int left_gain = mixer_ctl_get_value(ctl_left, 0);
start_gain = left_gain > 0 ? left_gain : DEFAULT_NOMINAL_SPEAKER_GAIN;
end_gain = 0;
step = -1;
backup_gain = start_gain;
}
for (i = start_gain ; i != (end_gain + step) ; i += step) {
//ALOGV("setting speaker gain to %d", i);
if (mixer_ctl_set_value(ctl_left, 0, i)) {
ALOGE("%s: error setting %s to %d during gain ramp",
__func__, mixer_ctl_name_gain_left, i);
error = true;
break;
}
if (mixer_ctl_set_value(ctl_right, 0, i)) {
ALOGE("%s: error setting %s to %d during gain ramp",
__func__, mixer_ctl_name_gain_right, i);
error = true;
break;
}
usleep(1000);
}
if (error) {
// an error occured during the ramp, let's still try to go back to a safe volume
if (mixer_ctl_set_value(ctl_left, 0, backup_gain)) {
ALOGE("%s: error restoring left gain to %d", __func__, backup_gain);
}
if (mixer_ctl_set_value(ctl_right, 0, backup_gain)) {
ALOGE("%s: error restoring right gain to %d", __func__, backup_gain);
}
}
return start_gain;
}
int platform_set_swap_mixer(struct audio_device *adev, bool swap_channels)
{
const char *mixer_ctl_name = "Swap channel";
struct mixer_ctl *ctl;
const char *mixer_path;
struct platform_data *my_data = (struct platform_data *)adev->platform;
// forced to set to swap, but device not rotated ... ignore set
if (swap_channels && !my_data->speaker_lr_swap)
return 0;
ALOGV("%s:", __func__);
if (swap_channels) {
mixer_path = platform_get_snd_device_name(SND_DEVICE_OUT_SPEAKER_REVERSE);
audio_route_apply_and_update_path(adev->audio_route, mixer_path);
} else {
mixer_path = platform_get_snd_device_name(SND_DEVICE_OUT_SPEAKER);
audio_route_apply_and_update_path(adev->audio_route, mixer_path);
}
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;
}
if (mixer_ctl_set_value(ctl, 0, swap_channels) < 0) {
ALOGE("%s: Could not set reverse cotrol %d",__func__, swap_channels);
return -EINVAL;
}
ALOGV("platfor_force_swap_channel :: Channel orientation ( %s ) ",
swap_channels?"R --> L":"L --> R");
return 0;
}
int platform_check_and_set_swap_lr_channels(struct audio_device *adev, bool swap_channels)
{
// only update if there is active pcm playback on speaker
struct audio_usecase *usecase;
struct listnode *node;
struct platform_data *my_data = (struct platform_data *)adev->platform;
my_data->speaker_lr_swap = swap_channels;
return platform_set_swap_channels(adev, swap_channels);
}
int platform_set_swap_channels(struct audio_device *adev, bool swap_channels)
{
// only update if there is active pcm playback on speaker
struct audio_usecase *usecase;
struct listnode *node;
struct platform_data *my_data = (struct platform_data *)adev->platform;
// do not swap channels in audio modes with concurrent capture and playback
// as this may break the echo reference
if ((adev->mode == AUDIO_MODE_IN_COMMUNICATION) || (adev->mode == AUDIO_MODE_IN_CALL)) {
ALOGV("%s: will not swap due to audio mode %d", __func__, adev->mode);
return 0;
}
list_for_each(node, &adev->usecase_list) {
usecase = node_to_item(node, struct audio_usecase, list);
if (usecase->type == PCM_PLAYBACK &&
usecase->stream.out->devices & AUDIO_DEVICE_OUT_SPEAKER) {
/*
* If acdb tuning is different for SPEAKER_REVERSE, it is must
* to perform device switch to disable the current backend to
* enable it with new acdb data.
*/
if (acdb_device_table[SND_DEVICE_OUT_SPEAKER] !=
acdb_device_table[SND_DEVICE_OUT_SPEAKER_REVERSE]) {
const int initial_skpr_gain = ramp_speaker_gain(adev, false /*ramp_up*/, -1);
select_devices(adev, usecase->id);
if (initial_skpr_gain != -EINVAL)
ramp_speaker_gain(adev, true /*ramp_up*/, initial_skpr_gain);
} else {
platform_set_swap_mixer(adev, swap_channels);
}
break;
}
}
return 0;
}
bool platform_send_gain_dep_cal(void *platform __unused,
int level __unused)
{
return true;
}
int platform_can_split_snd_device(snd_device_t in_snd_device __unused,
int *num_devices __unused,
snd_device_t *out_snd_devices __unused)
{
return -ENOSYS;
}
bool platform_check_backends_match(snd_device_t snd_device1 __unused,
snd_device_t snd_device2 __unused)
{
return true;
}
int platform_get_snd_device_name_extn(void *platform __unused,
snd_device_t snd_device,
char *device_name)
{
strlcpy(device_name, platform_get_snd_device_name(snd_device),
DEVICE_NAME_MAX_SIZE);
return 0;
}
bool platform_check_and_set_playback_backend_cfg(struct audio_device* adev __unused,
struct audio_usecase *usecase __unused,
snd_device_t snd_device __unused)
{
return false;
}
bool platform_check_and_set_capture_backend_cfg(struct audio_device* adev __unused,
struct audio_usecase *usecase __unused, snd_device_t snd_device __unused)
{
return false;
}
bool platform_add_gain_level_mapping(struct amp_db_and_gain_table *tbl_entry __unused)
{
return false;
}
int platform_get_gain_level_mapping(struct amp_db_and_gain_table *mapping_tbl __unused,
int table_size __unused)
{
return 0;
}
int platform_snd_card_update(void *platform __unused,
card_status_t status __unused)
{
return -1;
}
int platform_get_snd_device_backend_index(snd_device_t snd_device __unused)
{
return -ENOSYS;
}
void platform_check_and_update_copp_sample_rate(void* platform __unused, snd_device_t snd_device __unused,
unsigned int stream_sr __unused, int* sample_rate __unused)
{
}
int platform_send_audio_calibration_v2(void *platform __unused, struct audio_usecase *usecase __unused,
int app_type __unused, int sample_rate __unused)
{
return -ENOSYS;
}
bool platform_supports_app_type_cfg() { return false; }
void platform_add_app_type(const char *uc_type __unused,
const char *mode __unused,
int bw __unused, int app_type __unused,
int max_sr __unused) {}
int platform_get_app_type_v2(void *platform __unused,
enum usecase_type_t type __unused,
const char *mode __unused,
int bw __unused, int sr __unused,
int *app_type __unused) {
return -ENOSYS;
}
int platform_set_sidetone(struct audio_device *adev,
snd_device_t out_snd_device,
bool enable, char *str)
{
int ret;
if (out_snd_device == SND_DEVICE_OUT_USB_HEADSET ||
out_snd_device == SND_DEVICE_OUT_VOICE_USB_HEADSET) {
ret = audio_extn_usb_enable_sidetone(out_snd_device, enable);
if (ret)
ALOGI("%s: usb device %d does not support device sidetone\n",
__func__, out_snd_device);
} else {
ALOGV("%s: sidetone out device(%d) mixer cmd = %s\n",
__func__, out_snd_device, str);
if (enable)
audio_route_apply_and_update_path(adev->audio_route, str);
else
audio_route_reset_and_update_path(adev->audio_route, str);
}
return 0;
}
int platform_get_mmap_data_fd(void *platform __unused, int fe_dev __unused, int dir __unused,
int *fd __unused, uint32_t *size __unused)
{
return -ENOSYS;
}