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LeafOS / LeafOS-Project / android_vendor_qcom_opensource_audio-hal_st-hal-ar / e861d25332b7d319989e4e5d4296ac79955b6c5e / . / st_session.c
blob: 95337213ae1f2dc1dc1a56c171f647c675468b65 [file] [log] [blame]
/* st_session.c
*
* This file contains the state machine for a single sound trigger
* user session. This state machine implements logic for handling all user
* interactions, detectinos, SSR and Audio Concurencies.
*
* Copyright (c) 2016-2020, The Linux Foundation. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
* * Neither the name of The Linux Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#define LOG_TAG "sound_trigger_hw"
#define ATRACE_TAG (ATRACE_TAG_HAL)
/* #define LOG_NDEBUG 0 */
#define LOG_NDDEBUG 0
#include <errno.h>
#include <pthread.h>
#include <stdio.h>
#include <stdlib.h>
#include <cutils/log.h>
#include <cutils/trace.h>
#include "st_session.h"
#include "st_hw_session.h"
#include "st_hw_session_lsm.h"
#include "st_hw_session_gcs.h"
#include "sound_trigger_hw.h"
#include "st_hw_session_pcm.h"
#include "st_hw_extn.h"
#include "st_hw_common.h"
#include "st_second_stage.h"
#ifdef LINUX_ENABLED
#define ST_SES_DEFERRED_STOP_DELAY_MS 0
#define ST_SES_DEFERRED_STOP_SS_DELAY_MS 0
#else
#define ST_SES_DEFERRED_STOP_DELAY_MS 1000
#define ST_SES_DEFERRED_STOP_SS_DELAY_MS 250
#endif
#define IS_SS_DETECTION_PENDING(det)\
(det & (KEYWORD_DETECTION_PENDING | USER_VERIFICATION_PENDING))
#define IS_SS_DETECTION_SUCCESS(det)\
!(det & (KEYWORD_DETECTION_REJECT | USER_VERIFICATION_REJECT))
#define IS_KEYWORD_DETECTION_MODEL(sm_id) (sm_id & ST_SM_ID_SVA_KWD)
#define IS_USER_VERIFICATION_MODEL(sm_id) (sm_id & ST_SM_ID_SVA_VOP)
#define IS_SECOND_STAGE_MODEL(sm_id)\
((sm_id & ST_SM_ID_SVA_KWD) || (sm_id & ST_SM_ID_SVA_VOP))
#define IS_MATCHING_SS_MODEL(usecase_sm_id, levels_sm_id)\
((usecase_sm_id & levels_sm_id) ||\
((usecase_sm_id & ST_SM_ID_SVA_RNN) && (levels_sm_id & ST_SM_ID_SVA_CNN)))
#define STATE_TRANSITION(st_session, new_state_fn)\
do {\
if (st_session->current_state != new_state_fn) {\
st_session->current_state = new_state_fn;\
ALOGD("session[%d]: %s ---> %s", st_session->sm_handle, __func__, \
#new_state_fn);\
}\
} while(0)
#define DISPATCH_EVENT(st_session, event, status)\
do {\
status = st_session->current_state(st_session, &event);\
} while (0)
#define REG_SM_RETRY_CNT 5
#define REG_SM_WAIT_TIME_MS 100
#define MAX_CONF_LEVEL_VALUE (100)
#define MAX_KW_USERS_NAME_LEN (2 * MAX_STRING_LEN)
/* below enum used in cleanup in error scenarios */
enum hw_session_err_mask {
HW_SES_ERR_MASK_DEVICE_SET = 0x1,
HW_SES_ERR_MASK_REG_SM = 0x2,
HW_SES_ERR_MASK_REG_SM_PARAM = 0x4,
HW_SES_ERR_MASK_STARTED = 0x8,
HW_SES_ERR_MASK_BUFFERING = 0x10,
};
typedef struct st_session_loadsm_payload {
struct sound_trigger_phrase_sound_model *phrase_sm;
} st_session_loadsm_payload_t;
typedef struct st_session_start_payload {
void *config;
size_t config_size;
recognition_callback_t callback;
void *cookie;
} st_session_start_payload_t;
typedef struct st_session_read_pcm_payload {
void *out_buff;
size_t out_buff_size;
size_t *actual_read_size;
} st_session_readpcm_payload_t;
typedef struct st_session_get_param_payload {
const char *param;
void *payload;
size_t payload_size;
size_t *param_data_size;
} st_session_getparam_payload_t;
struct st_session_ev {
st_session_event_id_t ev_id;
union {
st_session_loadsm_payload_t loadsm;
st_session_start_payload_t start;
st_hw_sess_detected_ev_t detected;
st_exec_mode_t exec_mode;
st_session_readpcm_payload_t readpcm;
enum ssr_event_status ssr;
char *chmix_coeff_str;
bool enable;
st_session_getparam_payload_t getparam;
} payload;
st_session_t *stc_ses;
};
static int idle_state_fn(st_proxy_session_t *st_ses, st_session_ev_t *ev);
static int loaded_state_fn(st_proxy_session_t *st_ses, st_session_ev_t *ev);
static int active_state_fn(st_proxy_session_t *st_ses, st_session_ev_t *ev);
static int detected_state_fn(st_proxy_session_t *st_ses, st_session_ev_t *ev);
static int buffering_state_fn(st_proxy_session_t *st_ses, st_session_ev_t *ev);
static int ssr_state_fn(st_proxy_session_t *st_ses, st_session_ev_t *ev);
static inline int process_detection_event
(
st_proxy_session_t *st_ses, uint64_t timestamp, int detect_status,
void *payload, size_t payload_size,
struct sound_trigger_recognition_event **event
);
ST_DBG_DECLARE(static int file_cnt = 0);
void hw_sess_cb(st_hw_sess_event_t *hw_event, void *cookie)
{
st_proxy_session_t *st_ses = (st_proxy_session_t *)cookie;
int status = 0;
int lock_status = 0;
if (!hw_event || !cookie) {
ALOGE("%s: received NULL params", __func__);
return;
}
switch (hw_event->event_id) {
case ST_HW_SESS_EVENT_DETECTED:
{
st_session_ev_t ev;
ev.ev_id = ST_SES_EV_DETECTED;
ev.payload.detected = hw_event->payload.detected;
do {
lock_status = pthread_mutex_trylock(&st_ses->lock);
} while (lock_status && !st_ses->device_disabled &&
(st_ses->exec_mode != ST_EXEC_MODE_NONE) &&
(st_ses->current_state != ssr_state_fn));
if (st_ses->device_disabled) {
ALOGV("%s:[%d] device switch in progress, ignore event",
__func__, st_ses->sm_handle);
} else if (st_ses->exec_mode == ST_EXEC_MODE_NONE) {
ALOGV("%s:[%d] transition in progress, ignore event",
__func__, st_ses->sm_handle);
} else if (st_ses->current_state == ssr_state_fn) {
ALOGV("%s:[%d] SSR handling in progress, ignore event",
__func__, st_ses->sm_handle);
} else if (!lock_status) {
/*
* TODO: Add RECOGNITION_STATUS_GET_STATE_RESPONSE to
* the SoundTrigger API header.
*/
if (st_ses->detection_requested)
ev.payload.detected.detect_status = 3;
DISPATCH_EVENT(st_ses, ev, status);
}
if (!lock_status)
pthread_mutex_unlock(&st_ses->lock);
break;
}
case ST_HW_SESS_EVENT_BUFFERING_STOPPED:
{
st_session_ev_t ev;
ev.ev_id = ST_SES_EV_DEFERRED_STOP;
ev.stc_ses = st_ses->det_stc_ses;
/*
* If detection is sent to client while in buffering state,
* and if internal buffering is stopped due to errors, stop
* session internally as client is expected to restart the
* detection if required.
* Note: It is possible that detection event is not sent to
* client if second stage is not yet detected during internal
* buffering stop, in which case restart is posted from second
* stage thread for further detections. Only if the second
* stage detection hasn't be started due to internal buffering
* stop too early, restart session should be explictily issued.
*/
do {
lock_status = pthread_mutex_trylock(&st_ses->lock);
} while (lock_status && !st_ses->det_stc_ses->pending_stop &&
(st_ses->current_state == buffering_state_fn) &&
!st_ses->stdev->ssr_offline_received);
if (st_ses->det_stc_ses->pending_stop)
ALOGV("%s:[%d] pending stop already queued, ignore event",
__func__, st_ses->sm_handle);
else if (!st_ses->det_stc_ses->detection_sent)
ALOGV("%s:[%d] client callback hasn't been called, ignore event",
__func__, st_ses->sm_handle);
else if (st_ses->current_state != buffering_state_fn)
ALOGV("%s:[%d] session already stopped buffering, ignore event",
__func__, st_ses->sm_handle);
else if (st_ses->stdev->ssr_offline_received)
ALOGV("%s:[%d] SSR handling in progress, ignore event",
__func__, st_ses->sm_handle);
else if (!lock_status)
DISPATCH_EVENT(st_ses, ev, status);
if (!lock_status)
pthread_mutex_unlock(&st_ses->lock);
break;
}
default:
ALOGD("%s:[%d] unhandled event", __func__, st_ses->sm_handle);
break;
};
}
static inline struct st_proxy_ses_sm_info_wrapper *get_sm_info_for_model_id
(
st_proxy_session_t *st_ses,
uint32_t model_id
)
{
struct listnode *node = NULL;
struct st_proxy_ses_sm_info_wrapper *p_info = NULL;
list_for_each(node, &st_ses->sm_info_list) {
p_info = node_to_item(node, struct st_proxy_ses_sm_info_wrapper,
sm_list_node);
if (p_info->sm_info.model_id == model_id)
return p_info;
}
return NULL;
}
static inline struct st_hw_ses_config *get_sthw_cfg_for_model_id
(
st_hw_session_t *hw_ses,
uint32_t model_id
)
{
struct listnode *node = NULL;
struct st_hw_ses_config *sthw_cfg = NULL;
list_for_each(node, &hw_ses->sthw_cfg_list) {
sthw_cfg = node_to_item(node, struct st_hw_ses_config,
sthw_cfg_list_node);
if (sthw_cfg->model_id == model_id)
return sthw_cfg;
}
return NULL;
}
static inline void free_array_ptrs(char **arr, unsigned int arr_len)
{
int i = 0;
if (!arr)
return;
for (i = 0; i < arr_len; i++) {
if (arr[i]) {
free(arr[i]);
arr[i] = NULL;
}
}
free(arr);
arr = NULL;
}
static inline void alloc_array_ptrs(char ***arr, unsigned int arr_len,
unsigned int elem_len)
{
char **str_arr = NULL;
int i = 0;
str_arr = (char **) calloc(arr_len, sizeof(char *));
if (!str_arr) {
*arr = NULL;
return;
}
for (i = 0; i < arr_len; i++) {
str_arr[i] = (char *) calloc(elem_len, sizeof(char));
if (str_arr[i] == NULL) {
free_array_ptrs(str_arr, i);
*arr = NULL;
return;
}
}
*arr = str_arr;
ALOGV("%s: string array %p", __func__, *arr);
for (i = 0; i < arr_len; i++)
ALOGV("%s: string array[%d] %p", __func__, i, (*arr)[i]);
}
static int merge_sound_models(struct sound_trigger_device *stdev,
unsigned int num_models, listen_model_type *in_models[],
listen_model_type *out_model)
{
listen_status_enum sm_ret = 0;
int status = 0;
ALOGV("%s: num_models to merge %d", __func__, num_models);
if (!stdev->smlib_handle) {
ALOGE("%s: NULL sound model lib handle", __func__);
return -ENOSYS;
}
sm_ret = stdev->smlib_getMergedModelSize(num_models, in_models,
&out_model->size);
if ((sm_ret != kSucess) || !out_model->size) {
ALOGE("%s: smlib_getMergedModelSize failed, err %d, size %d", __func__,
sm_ret, out_model->size);
return -EINVAL;
}
ALOGD("%s: merge sound model size %d", __func__, out_model->size);
out_model->data = calloc(1, out_model->size * sizeof(char));
if (!out_model->data) {
ALOGE("%s: Merged sound model allocation failed", __func__);
return -ENOMEM;
}
sm_ret = stdev->smlib_mergeModels(num_models, in_models, out_model);
if (sm_ret != kSucess) {
ALOGE("%s: smlib_mergeModels failed, err %d", __func__, sm_ret);
status = -EINVAL;
goto cleanup;
}
if (!out_model->data || !out_model->size) {
ALOGE("%s: MergeModels returned NULL data or size %d", __func__,
out_model->size);
status = -EINVAL;
goto cleanup;
}
if (stdev->enable_debug_dumps) {
ST_DBG_DECLARE(FILE *sm_fd = NULL; static int sm_cnt = 0);
ST_DBG_FILE_OPEN_WR(sm_fd, ST_DEBUG_DUMP_LOCATION,
"st_smlib_output_merged_sm", "bin", sm_cnt++);
ST_DBG_FILE_WRITE(sm_fd, out_model->data, out_model->size);
ST_DBG_FILE_CLOSE(sm_fd);
}
ALOGV("%s: Exit", __func__);
return 0;
cleanup:
if (out_model->data) {
free(out_model->data);
out_model->data = NULL;
out_model->size = 0;
}
return status;
}
static int delete_from_merged_sound_model(struct sound_trigger_device *stdev,
char **keyphrases, unsigned int num_keyphrases,
listen_model_type *in_model, listen_model_type *out_model)
{
listen_model_type merge_model = {0};
listen_status_enum sm_ret = 0;
unsigned int out_model_sz = 0;
int status = 0, i = 0;
out_model->data = NULL;
out_model->size = 0;
merge_model.data = in_model->data;
merge_model.size = in_model->size;
for (i = 0; i < num_keyphrases; i++) {
sm_ret = stdev->smlib_getSizeAfterDeleting(&merge_model, keyphrases[i],
NULL, &out_model_sz);
if (sm_ret != kSucess) {
ALOGE("%s: smlib_getSizeAfterDeleting failed %d", __func__, sm_ret);
status = -EINVAL;
goto cleanup;
}
if (out_model_sz >= in_model->size) {
ALOGE("%s: unexpected, smlib_getSizeAfterDeleting returned size %d"
"not less than merged model size %d", __func__,
out_model_sz, in_model->size);
status = -EINVAL;
goto cleanup;
}
ALOGV("%s: Size after deleting kw[%d] = %d", __func__, i, out_model_sz);
if (!out_model->data) {
/* Valid if deleting multiple keyphrases one after other */
free (out_model->data);
out_model->size = 0;
}
out_model->data = calloc(1, out_model_sz * sizeof(char));
if (!out_model->data) {
ALOGE("%s: Merge sound model allocation failed, size %d ", __func__,
out_model_sz);
status = -ENOMEM;
goto cleanup;
}
out_model->size = out_model_sz;
sm_ret = stdev->smlib_deleteFromModel(&merge_model, keyphrases[i],
NULL, out_model);
if (sm_ret != kSucess) {
ALOGE("%s: smlib_getSizeAfterDeleting failed %d", __func__, sm_ret);
status = -EINVAL;
goto cleanup;
}
if (out_model->size != out_model_sz) {
ALOGE("%s: unexpected, out_model size %d != expected size %d",
__func__, out_model->size, out_model_sz);
status = -EINVAL;
goto cleanup;
}
/* Used if deleting multiple keyphrases one after other */
merge_model.data = out_model->data;
merge_model.size = out_model->size;
}
if (stdev->enable_debug_dumps && out_model->data && out_model->size) {
ST_DBG_DECLARE(FILE *sm_fd = NULL; static int sm_cnt = 0);
ST_DBG_FILE_OPEN_WR(sm_fd, ST_DEBUG_DUMP_LOCATION,
"st_smlib_output_deleted_sm", "bin", sm_cnt++);
ST_DBG_FILE_WRITE(sm_fd, out_model->data, out_model->size);
ST_DBG_FILE_CLOSE(sm_fd);
}
return 0;
cleanup:
if (out_model->data) {
free(out_model->data);
out_model->data = NULL;
}
return status;
}
static void release_sound_model_info(struct sound_model_info *sm_info)
{
ALOGV("%s", __func__);
if (sm_info->cf_levels) {
free(sm_info->cf_levels);
sm_info->cf_levels = NULL;
sm_info->det_cf_levels = NULL;
}
free_array_ptrs(sm_info->keyphrases, sm_info->num_keyphrases);
sm_info->keyphrases = NULL;
free_array_ptrs(sm_info->users, sm_info->num_users);
sm_info->users = NULL;
free_array_ptrs(sm_info->cf_levels_kw_users, sm_info->cf_levels_size);
sm_info->cf_levels_kw_users = NULL;
}
static inline void stdbg_print_sound_model_header(
listen_sound_model_header *smh)
{
int i = 0, j = 0;
ALOGV("%s", __func__);
ALOGV("numKeywords = %d", smh->numKeywords);
ALOGV("numUsers = %d", smh->numUsers);
ALOGV("numActiveUserKeywordPairs = %d", smh->numActiveUserKeywordPairs);
ALOGV("isStripped = %d", smh->isStripped);
ALOGV("model_indicator = %d", smh->model_indicator);
for (i = 0; i < smh->numKeywords; i++) {
ALOGV("kw-%d langPerKw = %d", i, smh->langPerKw[i]);
ALOGV("kw-%d numUsersSetPerKw = %d", i, smh->numUsersSetPerKw[i]);
ALOGV("kw-%d isUserDefinedKeyword = %d", i,
smh->isUserDefinedKeyword[i]);
}
if (smh->userKeywordPairFlags) {
for (i = 0; i < smh->numUsers; i++) {
for (j = 0; j < smh->numKeywords; j++)
ALOGV("userKeywordPairFlags[%d][%d] = %d", i, j,
smh->userKeywordPairFlags[i][j]);
}
}
}
static int query_sound_model(struct sound_trigger_device *stdev,
struct sound_model_info *sm_info, unsigned char *sm_data,
unsigned int sm_size)
{
listen_sound_model_header sm_header = {0};
listen_model_type model = {0};
listen_status_enum sm_ret = 0;
int status = 0, i = 0, j = 0, k = 0;
uint16_t tmp = 0;
ALOGV("%s: enter sm_size %d", __func__, sm_size);
if (!stdev->smlib_handle) {
ALOGE("%s: NULL sound model lib handle", __func__);
return -ENOSYS;
}
model.data = sm_data;
model.size = sm_size;
sm_ret = stdev->smlib_getSoundModelHeader(&model, &sm_header);
if (sm_ret != kSucess) {
ALOGE("%s: smlib_getSoundModelHeader failed, err %d ", __func__, sm_ret);
return -EINVAL;
}
if (sm_header.numKeywords == 0) {
ALOGE("%s: num keywords zero!!", __func__);
return -EINVAL;
}
if (sm_header.numActiveUserKeywordPairs < sm_header.numUsers) {
ALOGE("%s: smlib activeUserKwPairs(%d) < total users (%d)", __func__,
sm_header.numActiveUserKeywordPairs, sm_header.numUsers);
goto cleanup;
}
if (sm_header.numUsers && !sm_header.userKeywordPairFlags) {
ALOGE("%s: userKeywordPairFlags is NULL, numUsers (%d)", __func__,
sm_header.numUsers);
goto cleanup;
}
stdbg_print_sound_model_header(&sm_header);
/* MAX_STRING_LEN is part of listen sound model header file */
alloc_array_ptrs(&sm_info->keyphrases, sm_header.numKeywords,
MAX_STRING_LEN);
if (!sm_info->keyphrases) {
ALOGE("%s: keyphrases allocation failed", __func__);
status = -ENOMEM;
goto cleanup;
}
sm_info->num_keyphrases = sm_header.numKeywords;
sm_info->num_users = sm_header.numUsers;
tmp = sm_header.numKeywords;
ALOGV("%s: stdb: model.data %pK, model.size %d", __func__, model.data,
model.size);
sm_ret = stdev->smlib_getKeywordPhrases(&model, &tmp, sm_info->keyphrases);
if (sm_ret) {
ALOGE("%s: smlib_getKeywordPhrases failed, err %d ", __func__, sm_ret);
goto cleanup;
}
if (tmp != sm_header.numKeywords) {
ALOGE("%s: smlib_getkeywordPhrases(%d) != sml header (%d)", __func__,
tmp, sm_header.numKeywords);
goto cleanup;
}
for (i = 0; i < sm_header.numKeywords; i++)
ALOGV("%s: keyphrases names = %s", __func__, sm_info->keyphrases[i]);
if (sm_header.numUsers) {
alloc_array_ptrs(&sm_info->users, sm_header.numUsers, MAX_STRING_LEN);
if (!sm_info->users) {
ALOGE("%s: users allocation failed", __func__);
status = -ENOMEM;
goto cleanup;
}
tmp = sm_header.numUsers;
sm_ret = stdev->smlib_getUserNames(&model, &tmp, sm_info->users);
if (sm_ret) {
ALOGE("%s: smlib_getUserNames failed, err %d ", __func__, sm_ret);
goto cleanup;
}
if (tmp != sm_header.numUsers) {
ALOGE("%s: smlib_getUserNames(%d) != sml header (%d)", __func__,
tmp, sm_header.numUsers);
status = -EINVAL;
goto cleanup;
}
for (i = 0; i < sm_header.numUsers; i++)
ALOGV("%s: users names = %s", __func__, sm_info->users[i]);
}
sm_info->cf_levels_size = sm_header.numKeywords +
sm_header.numActiveUserKeywordPairs;
alloc_array_ptrs(&sm_info->cf_levels_kw_users, sm_info->cf_levels_size,
MAX_KW_USERS_NAME_LEN);
if (!sm_info->cf_levels_kw_users) {
ALOGE("%s: cf_levels_kw_users allocation failed", __func__);
status = -ENOMEM;
goto cleanup;
}
/* Used later for mapping client to/from merged DSP confidence levels */
sm_info->cf_levels = calloc(1, 2 * sm_info->cf_levels_size);
if (!sm_info->cf_levels) {
ALOGE("%s: cf_levels allocation failed", __func__);
status = -ENOMEM;
goto cleanup;
}
/*
* Used for updating detection confidence level values from DSP merged
* detection conf levels
*/
sm_info->det_cf_levels = sm_info->cf_levels + sm_info->cf_levels_size;
/*
* Used for conf level setting to DSP. Reset the conf value to max value,
* so that the keyword of a loaded and in-active model in a merged model
* doesn't detect.
*/
memset(sm_info->cf_levels, MAX_CONF_LEVEL_VALUE, sm_info->cf_levels_size);
/*
* Derive the confidence level payload for keyword and user pairs.
* Store the user-keyword pair names in an array that will be used for
* mapping the DSP detection and confidence levels to the client.
*/
char **kw_names = sm_info->cf_levels_kw_users;
char **ukw_names = &sm_info->cf_levels_kw_users[sm_header.numKeywords];
int ukw_idx = 0;
for (i = 0; i < sm_header.numKeywords; i++) {
strlcpy(kw_names[i], sm_info->keyphrases[i], MAX_KW_USERS_NAME_LEN);
if (!sm_header.numUsersSetPerKw)
continue;
for (j = 0, k = 0; j < sm_header.numUsers; j++) {
if (k >= sm_header.numUsersSetPerKw[i])
break;
if (sm_header.userKeywordPairFlags[j][i]) {
strlcpy(ukw_names[ukw_idx], sm_info->users[j],
MAX_KW_USERS_NAME_LEN);
strlcat(ukw_names[ukw_idx], sm_info->keyphrases[i],
MAX_KW_USERS_NAME_LEN);
ukw_idx++;
k++;
}
}
}
for (i = 0; i < sm_info->cf_levels_size; i++)
ALOGV("%s: cf_levels_kw_users = %s", __func__,
sm_info->cf_levels_kw_users[i]);
sm_ret = stdev->smlib_releaseSoundModelHeader(&sm_header);
if (sm_ret != kSucess) {
ALOGE("%s: smlib_releaseSoundModelHeader failed, err %d ", __func__,
sm_ret);
status = -EINVAL;
goto cleanup_1;
}
ALOGV("%s: exit", __func__);
return 0;
cleanup:
sm_ret = stdev->smlib_releaseSoundModelHeader(&sm_header);
if (sm_ret != kSucess)
ALOGE("%s: smlib_releaseSoundModelHeader failed, err %d ", __func__,
sm_ret);
cleanup_1:
release_sound_model_info(sm_info);
return status;
}
static int add_sound_model(st_session_t *stc_ses, unsigned char *sm_data,
unsigned int sm_size)
{
st_proxy_session_t *st_ses = stc_ses->hw_proxy_ses;
struct listnode *node = NULL;
st_session_t *c_ses = NULL;
listen_model_type **in_models = NULL;
listen_model_type out_model = {0};
struct sound_model_info sm_info = {0};
struct st_proxy_ses_sm_info_wrapper *p_info = NULL;
int status = 0, num_models = 0;
ALOGV("%s:[c%d]", __func__, stc_ses->sm_handle);
if (stc_ses->sm_info.sm_data) {
ALOGD("%s:[c%d] Already added", __func__, stc_ses->sm_handle);
return 0;
}
if (!st_ses->vendor_uuid_info->merge_fs_soundmodels ||
stc_ses->f_stage_version == ST_MODULE_TYPE_PDK5) {
stc_ses->sm_info.sm_data = sm_data;
stc_ses->sm_info.sm_size = sm_size;
stc_ses->sm_info.sm_type = stc_ses->sm_type;
stc_ses->sm_info.model_id =
(stc_ses->f_stage_version == ST_MODULE_TYPE_PDK5) ?
stc_ses->sm_handle : 0;
p_info = calloc(1, sizeof(struct st_proxy_ses_sm_info_wrapper));
if (!p_info) {
ALOGE("%s: failed to alloc struct st_proxy_ses_sm_info_wrapper",
__func__);
return -ENOMEM;
}
memcpy((uint8_t *)&p_info->sm_info, (uint8_t *)&stc_ses->sm_info,
sizeof(struct sound_model_info));
if (stc_ses->f_stage_version == ST_MODULE_TYPE_PDK5) {
st_ses->recognition_mode |= stc_ses->recognition_mode;
p_info->sm_info.cf_levels = calloc(1, 2 * MAX_MULTI_SM_CONF_LEVELS);
if (!p_info->sm_info.cf_levels) {
ALOGE("%s: failed to alloc cf_levels",
__func__);
free(p_info);
return -ENOMEM;
}
memset(p_info->sm_info.cf_levels, MAX_CONF_LEVEL_VALUE,
MAX_MULTI_SM_CONF_LEVELS);
p_info->sm_info.det_cf_levels = p_info->sm_info.cf_levels +
MAX_MULTI_SM_CONF_LEVELS;
memset(p_info->sm_info.det_cf_levels, 0,
MAX_MULTI_SM_CONF_LEVELS);
stc_ses->sm_info.cf_levels = p_info->sm_info.cf_levels;
stc_ses->sm_info.det_cf_levels = p_info->sm_info.det_cf_levels;
}
list_add_tail(&st_ses->sm_info_list, &p_info->sm_list_node);
if (stc_ses->f_stage_version == ST_MODULE_TYPE_GMM)
ALOGD("%s:[c%d] no merge", __func__, stc_ses->sm_handle);
return 0;
}
/* get sound model header information for client model */
status = query_sound_model(st_ses->stdev, &stc_ses->sm_info,
sm_data, sm_size);
if (status)
return status;
stc_ses->sm_info.sm_data = sm_data;
stc_ses->sm_info.sm_size = sm_size;
ALOGV("%s: stc_ses %pK - sm_data %pK, sm_size %d", __func__,
stc_ses, stc_ses->sm_info.sm_data,
stc_ses->sm_info.sm_size);
/* Check for remaining client sound models to merge */
list_for_each(node, &st_ses->clients_list) {
c_ses = node_to_item(node, st_session_t, hw_list_node);
if ((c_ses != stc_ses) && c_ses->sm_info.sm_data)
num_models++;
}
if (!num_models) {
p_info = calloc(1, sizeof(struct st_proxy_ses_sm_info_wrapper));
if (!p_info) {
ALOGE("%s: failed to alloc struct st_proxy_ses_sm_info_wrapper",
__func__);
return -ENOMEM;
}
st_ses->recognition_mode = stc_ses->recognition_mode;
stc_ses->sm_info.sm_type = stc_ses->sm_type;
stc_ses->sm_info.model_id = 0;
memcpy((uint8_t *)&p_info->sm_info, (uint8_t *)&stc_ses->sm_info,
sizeof(struct sound_model_info));
st_ses->sm_merged = false;
list_add_tail(&st_ses->sm_info_list, &p_info->sm_list_node);
ALOGD("%s: Copy from single client c%d model, size %d", __func__,
stc_ses->sm_handle, stc_ses->sm_info.sm_size);
return 0;
}
ALOGV("%s: num existing models %d", __func__, num_models);
/*
* Merge this client model with already existing merged model due to other
* clients models.
*/
p_info = get_sm_info_for_model_id(st_ses, 0);
if (!p_info) {
ALOGE("%s: Unexpected, no matching model_id in sm_info list,"
"num current models %d", __func__, num_models);
status = -EINVAL;
goto cleanup;
}
if (!p_info->sm_info.sm_data) {
if (num_models == 1) {
/*
* Its not a merged model yet, but proxy ses sm_data is valid
* and must be pointing to client sm_data
*/
ALOGE("%s: Unexpected, sm_data NULL, num current"
"models %d", __func__, num_models);
status = -EINVAL;
goto cleanup;
} else if (!st_ses->sm_merged) {
ALOGE("%s: Unexpected, no pre-existing merged model,"
"num current models %d", __func__, num_models);
status = -EINVAL;
goto cleanup;
}
}
/* Merge this client model with remaining clients models */
num_models = 2;/* re-use */
alloc_array_ptrs((char***)&in_models, num_models, sizeof(listen_model_type));
if (!in_models) {
ALOGE("%s: in_models allocation failed", __func__);
status = -ENOMEM;
goto cleanup;
}
/* Add existing model */
in_models[0]->data = p_info->sm_info.sm_data;
in_models[0]->size = p_info->sm_info.sm_size;
/* Add this client model */
in_models[1]->data = sm_data;
in_models[1]->size = sm_size;
status = merge_sound_models(st_ses->stdev, 2, in_models, &out_model);
if (status)
goto cleanup;
sm_info.sm_data = out_model.data;
sm_info.sm_size = out_model.size;
sm_info.model_id = 0;
status = query_sound_model(st_ses->stdev, &sm_info,
out_model.data, out_model.size);
if (status)
goto cleanup;
if (out_model.size < p_info->sm_info.sm_size) {
ALOGE("%s: Unexpected, merged model sz %d < current sz %d",
__func__, out_model.size, p_info->sm_info.sm_size);
release_sound_model_info(&sm_info);
status = -EINVAL;
goto cleanup;
}
free_array_ptrs((char **)in_models, num_models);
in_models = NULL;
/* Update the new merged model */
if (st_ses->sm_merged && p_info->sm_info.sm_data) {
release_sound_model_info(&p_info->sm_info);
free(p_info->sm_info.sm_data);
}
ALOGD("%s: Updated sound model: current size %d, new size %d", __func__,
p_info->sm_info.sm_size, out_model.size);
memcpy((uint8_t *)&p_info->sm_info, (uint8_t *)&sm_info,
sizeof(struct sound_model_info));
st_ses->sm_merged = true;
/*
* If any of the clients has user identificaiton enabled, underlying
* hw session has to operate with user identification enabled.
*/
if (stc_ses->recognition_mode & RECOGNITION_MODE_USER_IDENTIFICATION)
st_ses->recognition_mode |= stc_ses->recognition_mode;
return 0;
cleanup:
release_sound_model_info(&stc_ses->sm_info);
stc_ses->sm_info.sm_data = NULL;
if (out_model.data)
free(out_model.data);
if (in_models)
free_array_ptrs((char **)in_models, num_models);
return status;
}
static int delete_sound_model(st_session_t *stc_ses)
{
st_proxy_session_t *st_ses = stc_ses->hw_proxy_ses;
struct listnode *node = NULL;
st_session_t *c_ses = NULL, *c_ses_rem = NULL;
listen_model_type in_model = {0};
listen_model_type out_model = {0};
struct sound_model_info sm_info = {0};
struct st_proxy_ses_sm_info_wrapper *p_info = NULL;
struct st_hw_ses_config *sthw_cfg = NULL;
int status = 0, num_models = 0;
unsigned int rec_mode = RECOGNITION_MODE_VOICE_TRIGGER;
ALOGV("%s:[c%d]", __func__, stc_ses->sm_handle);
if (!stc_ses->sm_info.sm_data) {
ALOGD("%s:[c%d] Already deleted", __func__, stc_ses->sm_handle);
return 0;
}
p_info = get_sm_info_for_model_id(st_ses, stc_ses->sm_info.model_id);
if (!p_info) {
ALOGE("%s: Unexpected, no matching sm_info" , __func__);
return -EINVAL;
}
if (!st_ses->vendor_uuid_info->merge_fs_soundmodels ||
stc_ses->f_stage_version == ST_MODULE_TYPE_PDK5) {
list_remove(&p_info->sm_list_node);
/*
* As it directly points to client model, just set sm_data
* as NULL without freeing
*/
if (stc_ses->f_stage_version == ST_MODULE_TYPE_PDK5) {
/* Update overall recogniton mode from remaining clients */
list_for_each(node, &st_ses->clients_list) {
c_ses = node_to_item(node, st_session_t, hw_list_node);
if ((c_ses != stc_ses) && c_ses->sm_info.sm_data) {
if (c_ses->recognition_mode &
RECOGNITION_MODE_USER_IDENTIFICATION)
rec_mode |= RECOGNITION_MODE_USER_IDENTIFICATION;
}
}
st_ses->recognition_mode = rec_mode;
if (p_info->sm_info.cf_levels) {
free(p_info->sm_info.cf_levels);
p_info->sm_info.cf_levels = NULL;
}
}
p_info->sm_info.sm_data = NULL;
free(p_info);
stc_ses->sm_info.sm_data = NULL;
if (stc_ses->f_stage_version == ST_MODULE_TYPE_GMM)
ALOGD("%s:[c%d] no merge", __func__, stc_ses->sm_handle);
return 0;
}
ALOGV("%s: stc_ses %pK - sm_data %pK, sm_size %d", __func__,
stc_ses, stc_ses->sm_info.sm_data,
stc_ses->sm_info.sm_size);
/* Check for remaining clients sound models to merge */
list_for_each(node, &st_ses->clients_list) {
c_ses = node_to_item(node, st_session_t, hw_list_node);
if ((c_ses != stc_ses) && c_ses->sm_info.sm_data) {
c_ses_rem = c_ses;
num_models++;
}
}
if (num_models == 0) {
ALOGD("%s: No remaining models", __func__);
/* Delete current client model */
release_sound_model_info(&p_info->sm_info);
list_remove(&p_info->sm_list_node);
p_info->sm_info.sm_data = NULL;
free(p_info);
stc_ses->sm_info.sm_data = NULL;
return 0;
}
if (num_models == 1) {
ALOGD("%s: reuse only remaining client model, size %d", __func__,
c_ses_rem->sm_info.sm_size);
/* If only one remaining client model exists, re-use it */
if (st_ses->sm_merged) {
release_sound_model_info(&p_info->sm_info);
if (p_info->sm_info.sm_data)
free(p_info->sm_info.sm_data);
}
memcpy((uint8_t *)&p_info->sm_info, (uint8_t *)&c_ses_rem->sm_info,
sizeof(struct sound_model_info));
st_ses->sm_merged = false;
sthw_cfg = get_sthw_cfg_for_model_id(st_ses->hw_ses_current, 0);
if (!sthw_cfg) {
ALOGE("%s: Unexpected, no matching sthw_cfg", __func__);
return -EINVAL;
}
sthw_cfg->conf_levels = p_info->sm_info.cf_levels;
sthw_cfg->num_conf_levels =
p_info->sm_info.cf_levels_size;
st_ses->recognition_mode = c_ses_rem->recognition_mode;
/* Delete current client model */
release_sound_model_info(&stc_ses->sm_info);
stc_ses->sm_info.sm_data = NULL;
return 0;
}
/* Update overall recogniton mode from remaining clients */
list_for_each(node, &st_ses->clients_list) {
c_ses = node_to_item(node, st_session_t, hw_list_node);
if ((c_ses != stc_ses) && c_ses->sm_info.sm_data) {
if (c_ses->recognition_mode & RECOGNITION_MODE_USER_IDENTIFICATION)
rec_mode |= RECOGNITION_MODE_USER_IDENTIFICATION;
}
}
/*
* Delete this client model with already existing merged model due to other
* clients models.
*/
if (!st_ses->sm_merged || !p_info->sm_info.sm_data) {
ALOGE("%s: Unexpected, no pre-existing merged model to delete from,"
"num current models %d", __func__, num_models);
goto cleanup;
}
/* Existing merged model from which the current client model to be deleted */
in_model.data = p_info->sm_info.sm_data;
in_model.size = p_info->sm_info.sm_size;
status = delete_from_merged_sound_model(st_ses->stdev,
stc_ses->sm_info.keyphrases, stc_ses->sm_info.num_keyphrases,
&in_model, &out_model);
if (status)
goto cleanup;
sm_info.sm_data = out_model.data;
sm_info.sm_size = out_model.size;
sm_info.model_id = 0;
/* Update existing merged model info with new merged model */
status = query_sound_model(st_ses->stdev, &sm_info, out_model.data,
out_model.size);
if (status)
goto cleanup;
if (out_model.size > p_info->sm_info.sm_size) {
ALOGE("%s: Unexpected, merged model sz %d > current sz %d",
__func__, out_model.size, p_info->sm_info.sm_size);
release_sound_model_info(&sm_info);
status = -EINVAL;
goto cleanup;
}
if (st_ses->sm_merged && p_info->sm_info.sm_data) {
release_sound_model_info(&p_info->sm_info);
free(p_info->sm_info.sm_data);
}
ALOGD("%s: Updated sound model: current size %d, new size %d", __func__,
p_info->sm_info.sm_size, out_model.size);
memcpy((uint8_t *)&p_info->sm_info, (uint8_t *)&sm_info,
sizeof(struct sound_model_info));
st_ses->sm_merged = true;
/*
* If any of the remaining clients has user identificaiton enabled,
* underlying hw session has to operate with user identificaiton enabled.
*/
st_ses->recognition_mode = rec_mode;
/* Release current client model */
release_sound_model_info(&stc_ses->sm_info);
stc_ses->sm_info.sm_data = NULL;
return 0;
cleanup:
release_sound_model_info(&stc_ses->sm_info);
stc_ses->sm_info.sm_data = NULL;
if (out_model.data)
free(out_model.data);
return status;
}
static int update_sound_model(st_session_t *stc_ses, bool add)
{
st_proxy_session_t *st_ses = stc_ses->hw_proxy_ses;
struct sound_trigger_phrase_sound_model *phrase_sm = stc_ses->phrase_sm;
struct sound_trigger_sound_model *common_sm =
(struct sound_trigger_sound_model*)stc_ses->phrase_sm;
unsigned char *sm_data = NULL;
unsigned int sm_size = 0;
int status = 0;
ALOGV("%s: Enter", __func__);
if (stc_ses->sm_type == SOUND_MODEL_TYPE_KEYPHRASE) {
sm_data = (unsigned char*)phrase_sm + phrase_sm->common.data_offset;
sm_size = phrase_sm->common.data_size;
} else {
sm_data = (unsigned char*)common_sm + common_sm->data_offset;
sm_size = common_sm->data_size;
}
pthread_mutex_lock(&st_ses->lock);
if (add)
status = add_sound_model(stc_ses, sm_data, sm_size);
else
status = delete_sound_model(stc_ses);
pthread_mutex_unlock(&st_ses->lock);
ALOGV("%s: Exit", __func__);
return status;
}
static int update_merge_conf_levels_payload(st_proxy_session_t *st_ses,
struct sound_model_info *src_sm_info, unsigned char *src,
unsigned int src_size, bool set)
{
int i = 0, j = 0;
struct st_proxy_ses_sm_info_wrapper *p_info = NULL;
if (!st_ses || !src) {
ALOGE("%s: NULL pointer", __func__);
return -EINVAL;
}
if (!st_ses->sm_merged)
return 0;
p_info = get_sm_info_for_model_id(st_ses, 0);
if (!p_info) {
ALOGE("%s: Unexpected, no matching sm_info" , __func__);
return -EINVAL;
}
if (src_size > p_info->sm_info.cf_levels_size) {
ALOGE("%s:[%d] Unexpected, client conf levels %d > "
"merged conf levels %d", __func__, st_ses->sm_handle,
src_size, p_info->sm_info.cf_levels_size);
return -EINVAL;
}
for (i = 0; i < src_size; i++)
ALOGV("%s: src cf_levels[%d]=%d", __func__, i, src[i]);
/* Populate DSP merged sound model conf levels */
for (i = 0; i < src_size; i++) {
for (j = 0; j < p_info->sm_info.cf_levels_size; j++) {
if (!strcmp(p_info->sm_info.cf_levels_kw_users[j],
src_sm_info->cf_levels_kw_users[i])) {
if (set) {
p_info->sm_info.cf_levels[j] = src[i];
ALOGV("%s: set: cf_levels[%d]=%d", __func__,
j, p_info->sm_info.cf_levels[j]);
} else {
p_info->sm_info.cf_levels[j] = MAX_CONF_LEVEL_VALUE;
ALOGV("%s: reset: cf_levels[%d]=%d", __func__,
j, p_info->sm_info.cf_levels[j]);
}
}
}
}
return 0;
}
static int update_merge_conf_levels_payload_with_active_clients(
st_proxy_session_t *st_ses)
{
int status = 0;
struct listnode *node = NULL;
st_session_t *c_ses = NULL;
list_for_each(node, &st_ses->clients_list) {
c_ses = node_to_item(node, st_session_t, hw_list_node);
if (c_ses->state == ST_STATE_ACTIVE) {
ALOGV("%s: update merge conf levels with other active"
"client %d ", __func__, c_ses->sm_handle);
status = update_merge_conf_levels_payload(st_ses,
&c_ses->sm_info, c_ses->sm_info.cf_levels,
c_ses->sm_info.cf_levels_size, true);
if (status)
return status;
}
}
return status;
}
static void check_and_extract_det_conf_levels_payload(
st_proxy_session_t *st_ses,
unsigned char *src, unsigned int src_size,
unsigned char **dst, unsigned int *dst_size)
{
st_session_t *stc_ses = st_ses->det_stc_ses;
struct st_proxy_ses_sm_info_wrapper *p_info = NULL;
int i = 0, j = 0;
*dst = src;
*dst_size = src_size;
if (!st_ses->vendor_uuid_info->merge_fs_soundmodels ||
!st_ses->sm_merged ||
stc_ses->f_stage_version == ST_MODULE_TYPE_PDK5) {
ALOGV("%s:[%d] not merged", __func__, st_ses->sm_handle);
return;
}
p_info = get_sm_info_for_model_id(st_ses, 0);
if (!p_info) {
ALOGE("%s: Unexpected, no matching sm_info" , __func__);
return;
}
if (src_size < p_info->sm_info.cf_levels_size) {
ALOGE("%s:[%d] Unexpected, detection conf payload size %d < %d",
__func__, st_ses->sm_handle, src_size,
p_info->sm_info.cf_levels_size);
return;
}
/* Reset any cached previous detection values */
memset(stc_ses->sm_info.det_cf_levels, 0, stc_ses->sm_info.cf_levels_size);
/* Extract the client conf level values from DSP payload */
for(i = 0; i < p_info->sm_info.cf_levels_size; i++) {
if (!src[i])
continue;
for(j = 0; j < stc_ses->sm_info.cf_levels_size; j++) {
if (!strcmp(stc_ses->sm_info.cf_levels_kw_users[j],
p_info->sm_info.cf_levels_kw_users[i])) {
stc_ses->sm_info.det_cf_levels[j] = src[i];
}
}
}
for (i = 0; i < stc_ses->sm_info.cf_levels_size; i++)
ALOGD("%s: c%d det_cf_levels[%d]=%d", __func__, stc_ses->sm_handle, i,
stc_ses->sm_info.det_cf_levels[i]);
*dst = stc_ses->sm_info.det_cf_levels;
*dst_size = stc_ses->sm_info.cf_levels_size;
}
static inline bool check_for_multi_clients(st_proxy_session_t *st_ses)
{
struct listnode *node = NULL;
int cnt = 0;
list_for_each(node, &st_ses->clients_list) {
if (++cnt > 1)
return true;
}
return false;
}
static inline bool is_other_client_attached(st_proxy_session_t *st_ses,
st_session_t *stc_ses)
{
struct listnode *node = NULL;
st_session_t *c_ses = NULL;
list_for_each(node, &st_ses->clients_list) {
c_ses = node_to_item(node, st_session_t, hw_list_node);
if (c_ses != stc_ses)
return true;
}
return false;
}
static inline void reset_clients_pending_load(st_proxy_session_t *st_ses)
{
struct listnode *node = NULL;
st_session_t *c_ses = NULL;
list_for_each(node, &st_ses->clients_list) {
c_ses = node_to_item(node, st_session_t, hw_list_node);
c_ses->pending_load = false;
}
}
static inline int is_any_client_not_pending_load(st_proxy_session_t *st_ses)
{
struct listnode *node = NULL;
st_session_t *c_ses = NULL;
list_for_each(node, &st_ses->clients_list) {
c_ses = node_to_item(node, st_session_t, hw_list_node);
if (!c_ses->pending_load)
return true;
}
return false;
}
static inline int is_any_client_not_pending_set_device(
st_proxy_session_t *st_ses)
{
struct listnode *node = NULL;
st_session_t *c_ses = NULL;
list_for_each(node, &st_ses->clients_list) {
c_ses = node_to_item(node, st_session_t, hw_list_node);
if (!c_ses->pending_set_device)
return true;
}
return false;
}
static inline void reset_clients_pending_set_device(st_proxy_session_t *st_ses)
{
struct listnode *node = NULL;
st_session_t *c_ses = NULL;
list_for_each(node, &st_ses->clients_list) {
c_ses = node_to_item(node, st_session_t, hw_list_node);
c_ses->pending_set_device = false;
}
}
static inline bool is_any_client_paused(st_proxy_session_t *st_ses)
{
struct listnode *node = NULL;
st_session_t *c_ses = NULL;
list_for_each(node, &st_ses->clients_list) {
c_ses = node_to_item(node, st_session_t, hw_list_node);
if (c_ses->paused)
return true;
}
return false;
}
static inline bool is_any_client_in_state(st_proxy_session_t *st_ses,
enum client_states_t state)
{
struct listnode *node = NULL;
st_session_t *c_ses = NULL;
list_for_each(node, &st_ses->clients_list) {
c_ses = node_to_item(node, st_session_t, hw_list_node);
if (c_ses->state == state)
return true;
}
return false;
}
static void update_hw_config_on_restart(st_proxy_session_t *st_ses,
st_session_t *stc_ses)
{
st_hw_session_t *hw_ses = st_ses->hw_ses_current;
struct st_hw_ses_config *sthw_cfg = NULL;
struct listnode *node = NULL;
st_session_t *c_ses = NULL;
int hb_sz = 0, pr_sz = 0;
bool enable_lab = false;
/*
* Adjust history buffer and preroll durations to highest of
* all clients, including current restarting client.
* If any of the clients requested capture or enabled the
* second stage, the underlying hw session buffering needs to be
* enabled.
*/
list_for_each(node, &st_ses->clients_list) {
c_ses = node_to_item(node, st_session_t, hw_list_node);
if ((c_ses == stc_ses) || (c_ses->state == ST_STATE_ACTIVE)) {
if (hb_sz < c_ses->hist_buf_duration)
hb_sz = c_ses->hist_buf_duration;
if (pr_sz < c_ses->preroll_duration)
pr_sz = c_ses->preroll_duration;
if (!enable_lab)
enable_lab = (c_ses->rc_config &&
c_ses->rc_config->capture_requested) ||
!list_empty(&c_ses->second_stage_list);
}
}
sthw_cfg = get_sthw_cfg_for_model_id(hw_ses, stc_ses->sm_info.model_id);
if (!sthw_cfg) {
ALOGE("%s: Unexpected, no matching sthw_cfg", __func__);
return;
}
if (st_ses->f_stage_version == ST_MODULE_TYPE_GMM) {
if (!st_ses->vendor_uuid_info->merge_fs_soundmodels ||
!st_ses->sm_merged)
return;
sthw_cfg->client_req_hist_buf = hb_sz;
hw_ses->max_hist_buf = hb_sz;
sthw_cfg->client_req_preroll = pr_sz;
hw_ses->max_preroll = pr_sz;
st_ses->lab_enabled = enable_lab;
update_merge_conf_levels_payload(st_ses, &stc_ses->sm_info,
stc_ses->sm_info.cf_levels,
stc_ses->sm_info.cf_levels_size,
true);
} else {
sthw_cfg->client_req_hist_buf = stc_ses->hist_buf_duration;
hw_ses->max_hist_buf = hb_sz;
sthw_cfg->client_req_preroll = stc_ses->preroll_duration;
hw_ses->max_preroll = pr_sz;
st_ses->lab_enabled = enable_lab;
/*
* During stop, the conf levels get set to the max value
* to prevent detections while its client state is loaded
* and another sound model's client state is active. So
* during restart, the conf levels need to be reset from
* the cached stc_values to enable detections again.
*/
memset(sthw_cfg->conf_levels, MAX_CONF_LEVEL_VALUE,
MAX_MULTI_SM_CONF_LEVELS);
memcpy(sthw_cfg->conf_levels, stc_ses->sm_info.cf_levels,
stc_ses->sm_info.cf_levels_size);
sthw_cfg->num_conf_levels = stc_ses->sm_info.cf_levels_size;
}
hw_ses->sthw_cfg_updated = true;
ALOGV("%s:[%d] lab_enabled %d, hb_sz %d, pr_sz %d", __func__,
st_ses->sm_handle, st_ses->lab_enabled,
sthw_cfg->client_req_hist_buf, sthw_cfg->client_req_preroll);
}
static bool update_hw_config_on_stop(st_proxy_session_t *st_ses,
st_session_t *stc_ses)
{
st_hw_session_t *hw_ses = st_ses->hw_ses_current;
struct st_hw_ses_config *sthw_cfg = NULL;
struct listnode *node = NULL;
st_session_t *c_ses = NULL;
int hb_sz = 0, pr_sz = 0;
bool active = false, enable_lab = false;
sthw_cfg = get_sthw_cfg_for_model_id(hw_ses, stc_ses->sm_info.model_id);
if (!sthw_cfg) {
ALOGE("%s: Unexpected, no matching sthw_cfg", __func__);
return false;
}
if (!st_ses->vendor_uuid_info->merge_fs_soundmodels &&
stc_ses->f_stage_version == ST_MODULE_TYPE_GMM) {
if (sthw_cfg->conf_levels) {
ALOGV("%s: free hw conf_levels", __func__);
free(sthw_cfg->conf_levels);
sthw_cfg->conf_levels = NULL;
}
return false;
}
/*
* Adjust history buffer and preroll durations to highest of
* remaining clients.
* If any of the remaining clients requested capture or enabled the
* second stage, the underlying hw session buffering needs to be
* enabled.
*/
list_for_each(node, &st_ses->clients_list) {
c_ses = node_to_item(node, st_session_t, hw_list_node);
if ((c_ses != stc_ses) && (c_ses->state == ST_STATE_ACTIVE)) {
active = true;
if (hb_sz < c_ses->hist_buf_duration)
hb_sz = c_ses->hist_buf_duration;
if (pr_sz < c_ses->preroll_duration)
pr_sz = c_ses->preroll_duration;
if (!enable_lab)
enable_lab = c_ses->rc_config->capture_requested ||
!list_empty(&c_ses->second_stage_list);
}
}
if (st_ses->f_stage_version == ST_MODULE_TYPE_GMM) {
if (!active) {
sthw_cfg->client_req_hist_buf = 0;
hw_ses->max_hist_buf = 0;
sthw_cfg->client_req_preroll = 0;
hw_ses->max_preroll = 0;
st_ses->lab_enabled = false;
hw_ses->custom_data = NULL;
hw_ses->custom_data_size = 0;
hw_ses->sthw_cfg_updated = true;
ALOGV("%s:[%d] no active client hw cfg is reset", __func__,
st_ses->sm_handle);
return false;
}
sthw_cfg->client_req_hist_buf = hb_sz;
hw_ses->max_hist_buf = hb_sz;
sthw_cfg->client_req_preroll = pr_sz;
hw_ses->max_preroll = pr_sz;
st_ses->lab_enabled = enable_lab;
update_merge_conf_levels_payload(st_ses, &stc_ses->sm_info,
stc_ses->sm_info.cf_levels,
stc_ses->sm_info.cf_levels_size,
false);
} else {
if (!active) {
hw_ses->max_hist_buf = 0;
hw_ses->max_preroll = 0;
st_ses->lab_enabled = false;
hw_ses->custom_data = NULL;
hw_ses->custom_data_size = 0;
hw_ses->sthw_cfg_updated = true;
return false;
}
sthw_cfg->client_req_hist_buf = 0;
hw_ses->max_hist_buf = hb_sz;
sthw_cfg->client_req_preroll = 0;
hw_ses->max_preroll = pr_sz;
st_ses->lab_enabled = enable_lab;
memset(sthw_cfg->conf_levels, MAX_CONF_LEVEL_VALUE,
MAX_MULTI_SM_CONF_LEVELS);
sthw_cfg->num_conf_levels = 0;
}
hw_ses->sthw_cfg_updated = true;
ALOGV("%s:[%d] lab_enabled %d, hb_sz %d, pr_sz %d", __func__,
st_ses->sm_handle, st_ses->lab_enabled,
sthw_cfg->client_req_hist_buf, sthw_cfg->client_req_preroll);
return active;
}
static void get_conf_levels_from_dsp_payload(st_proxy_session_t *st_ses,
unsigned char *payload, unsigned int payload_size,
unsigned char **conf_levels, unsigned int *conf_levels_size)
{
st_hw_session_t *hw_ses = st_ses->hw_ses_current;
uint32_t key_id = 0, key_payload_size = 0;
unsigned int i = 0;
if (hw_ses->is_generic_event) {
while (i < payload_size) {
key_id = *(uint32_t *)payload;
key_payload_size = *((uint32_t *)payload + 1);
if (key_id == KEY_ID_CONFIDENCE_LEVELS) {
*conf_levels = payload + (4 * sizeof(uint32_t));
*conf_levels_size = *((uint32_t *)payload + 3);;
ALOGV("%s: generic_event: DSP num conf levels %d", __func__,
*conf_levels_size);
break;
}
i += GENERIC_DET_EVENT_HEADER_SIZE + key_payload_size;
payload += GENERIC_DET_EVENT_HEADER_SIZE + key_payload_size;
}
} else {
if (st_ses->exec_mode == ST_EXEC_MODE_CPE) {
*conf_levels = payload + 2;
*conf_levels_size = payload_size - 2;
} else {
*conf_levels = payload;
*conf_levels_size = payload_size;
}
}
}
st_session_t* get_detected_client(st_proxy_session_t *st_ses,
unsigned char *payload, unsigned int payload_size)
{
struct listnode *node = NULL;
st_session_t *c_ses = NULL;
unsigned char *conf_levels = NULL;
unsigned int conf_levels_size = 0, key_id = 0, key_payload_size = 0;
int i = 0, j = 0;
struct st_proxy_ses_sm_info_wrapper *p_info = NULL;
multi_model_result_info_t *result_info = NULL;
if (st_ses->f_stage_version == ST_MODULE_TYPE_GMM) {
p_info = get_sm_info_for_model_id(st_ses, 0);
if (!p_info) {
ALOGE("%s: Unexpected, no matching sm_info" , __func__);
return NULL;
}
if (list_empty(&st_ses->clients_list)) {
ALOGE("%s:[%d] no clients attached!!", __func__,
st_ses->sm_handle);
return NULL;
}
/*
* If only single client exist, this detection is not for merged
* sound model, hence return this as only available client
*/
if (!check_for_multi_clients(st_ses)) {
ALOGV("%s:[%d] single client detection", __func__,
st_ses->sm_handle);
node = list_head(&st_ses->clients_list);
c_ses = node_to_item(node, st_session_t, hw_list_node);
if (c_ses->state == ST_STATE_ACTIVE) {
ALOGD("%s: detected c%d", __func__, c_ses->sm_handle);
return c_ses;
} else {
ALOGE("%s: detected c%d is not active", __func__,
c_ses->sm_handle);
return NULL;
}
}
get_conf_levels_from_dsp_payload(st_ses, payload, payload_size,
&conf_levels, &conf_levels_size);
if (!conf_levels) {
ALOGE("%s:[%d] no conf levels payload found!!", __func__,
st_ses->sm_handle);
return NULL;
}
if (conf_levels_size < p_info->sm_info.num_keyphrases) {
ALOGE("%s:[%d] detection conf levels size %d < num of keywords %d",
__func__, st_ses->sm_handle, conf_levels_size,
p_info->sm_info.num_keyphrases);
return NULL;
}
/*
* The DSP payload contains the keyword conf levels from the beginning.
* Only one keyword conf level is expected to be non-zero from keyword
* detection. Find non-zero conf level up to number of keyphrases and
* if one is found, match it to the corresponding keyphrase from list
* of clients to obtain the detected client.
*/
for (i = 0; i < p_info->sm_info.num_keyphrases; i++) {
if (!conf_levels[i])
continue;
list_for_each(node, &st_ses->clients_list) {
c_ses = node_to_item(node, st_session_t, hw_list_node);
for (j = 0; j < c_ses->sm_info.num_keyphrases; j++) {
if (!strcmp(p_info->sm_info.keyphrases[i],
c_ses->sm_info.keyphrases[j])) {
if (c_ses->state == ST_STATE_ACTIVE) {
ALOGV("%s: detected c%d", __func__,
c_ses->sm_handle);
return c_ses;
} else {
ALOGE("%s: detected c%d is not active", __func__,
c_ses->sm_handle);
return NULL;
}
}
}
}
}
} else {
while (i < payload_size) {
key_id = *(uint32_t *)payload;
key_payload_size = *((uint32_t *)payload + 1);
if (key_id == KEY_ID_MULTI_MODEL_RESULT_INFO) {
result_info = (multi_model_result_info_t *)(payload +
GENERIC_DET_EVENT_HEADER_SIZE);
list_for_each(node, &st_ses->clients_list) {
c_ses = node_to_item(node, st_session_t, hw_list_node);
if (c_ses->sm_info.model_id ==
result_info->detected_model_id) {
if (c_ses->state == ST_STATE_ACTIVE) {
ALOGD("%s: detected c%d, 1st stage conf level = %d",
__func__, c_ses->sm_handle,
result_info->best_confidence_level);
return c_ses;
} else {
ALOGE("%s: detected c%d is not active", __func__,
c_ses->sm_handle);
return NULL;
}
}
}
break;
} else {
ALOGE("%s: Unexpected key id for PDK5 0x%x", __func__,
key_id);
break;
}
i += GENERIC_DET_EVENT_HEADER_SIZE + key_payload_size;
payload += GENERIC_DET_EVENT_HEADER_SIZE + key_payload_size;
}
}
return c_ses;
}
static int fill_conf_levels_payload_from_rc_config
(
const struct sound_trigger_phrase_sound_model *phrase_sm,
const struct sound_trigger_recognition_config *rc_config,
unsigned char *conf_levels,
unsigned int total_num_users
)
{
int status = 0;
unsigned int user_level, user_id;
unsigned int i = 0, j = 0;
unsigned int num_conf_levels = 0;
unsigned char *user_id_tracker;
if (!phrase_sm || !rc_config || !conf_levels) {
ALOGE("%s: ERROR. Invalid inputs",__func__);
return -EINVAL;
}
if ((UINT32_MAX - total_num_users) > rc_config->num_phrases)
num_conf_levels = total_num_users + rc_config->num_phrases;
if (!num_conf_levels) {
ALOGE("%s: ERROR. Invalid num_conf_levels input", __func__);
return -EINVAL;
}
/* Example: Say the recognition structure has 3 keywords with users
* |kid|
* [0] k1 |uid|
* [3] u1 - 1st trainer
* [4] u2 - 4th trainer
* [6] u3 - 3rd trainer
* [1] k2
* [5] u2 - 2nd trainer
* [7] u3 - 5th trainer
* [2] k3
* [8] u4 - 6th trainer
*
* Output confidence level array will be
* [k1, k2, k3, u1k1, u2k1, u2k2, u3k1, u3k2, u4k3]
*/
user_id_tracker = calloc(1, num_conf_levels);
if (!user_id_tracker) {
ALOGE("%s: failed to allocate user_id_tracker", __func__);
return -ENOMEM;
}
for (i = 0; i < rc_config->num_phrases; i++) {
ALOGV("%s: [%d] kw level %d", __func__, i,
rc_config->phrases[i].confidence_level);
for (j = 0; j < rc_config->phrases[i].num_levels; j++) {
ALOGV("%s: [%d] user_id %d level %d ", __func__, i,
rc_config->phrases[i].levels[j].user_id,
rc_config->phrases[i].levels[j].level);
}
}
for (i = 0; i < rc_config->num_phrases; i++) {
if (i < num_conf_levels) {
conf_levels[i] = rc_config->phrases[i].confidence_level;
} else {
ALOGE("%s: ERROR. Invalid number of phrases", __func__);
status = -EINVAL;
goto exit;
}
for (j = 0; j < rc_config->phrases[i].num_levels; j++) {
user_level = rc_config->phrases[i].levels[j].level;
user_id = rc_config->phrases[i].levels[j].user_id;
if ((user_id < rc_config->num_phrases) ||
(user_id >= num_conf_levels)) {
ALOGE("%s: ERROR. Invalid params user id %d>%d",
__func__, user_id, total_num_users);
status = -EINVAL;
goto exit;
} else {
if (user_id_tracker[user_id] == 1) {
ALOGE("%s: ERROR. Duplicate user id %d",
__func__, user_id);
status = -EINVAL;
goto exit;
}
conf_levels[user_id] = (user_level < 100) ? user_level: 100;
user_id_tracker[user_id] = 1;
ALOGV("%s: user_conf_levels[%d] = %d", __func__,
user_id, conf_levels[user_id]);
}
}
}
exit:
free(user_id_tracker);
return status;
}
int generate_conf_levels_payload_from_rc_config
(
const struct sound_trigger_phrase_sound_model *phrase_sm,
const struct sound_trigger_recognition_config *rc_config,
unsigned char **out_payload,
unsigned int *out_payload_size
)
{
int status = 0;
unsigned int total_num_users = 0, num_conf_levels = 0;
unsigned int i = 0, j = 0;
unsigned char *conf_levels = NULL;
if (!phrase_sm || !rc_config || !out_payload || !out_payload_size) {
ALOGE("%s: ERROR. Invalid inputs",__func__);
status = -EINVAL;
goto exit;
}
*out_payload = NULL;
*out_payload_size = 0;
if((rc_config->num_phrases == 0) ||
(rc_config->num_phrases > phrase_sm->num_phrases)) {
ALOGE("%s: ERROR. Invalid phrases %d!=%d",__func__,
rc_config->num_phrases, phrase_sm->num_phrases);
status = -EINVAL;
goto exit;
}
for (i = 0; i < rc_config->num_phrases; i++) {
for (j = 0; j < rc_config->phrases[i].num_levels; j++)
total_num_users++;
}
num_conf_levels = total_num_users + rc_config->num_phrases;
conf_levels = calloc(1, num_conf_levels);
if (!conf_levels) {
ALOGE("%s: ERROR. conf levels alloc failed",__func__);
status = -ENOMEM;
goto exit;
}
status = fill_conf_levels_payload_from_rc_config(phrase_sm, rc_config,
conf_levels, total_num_users);
if (status) {
ALOGE("%s: fill config payload failed, error %d", __func__, status);
goto exit;
}
*out_payload = conf_levels;
*out_payload_size = num_conf_levels;
return status;
exit:
if (conf_levels)
free(conf_levels);
return status;
}
int generate_conf_levels_payload_from_rc_config_v2
(
const struct sound_trigger_phrase_sound_model *phrase_sm,
const struct sound_trigger_recognition_config *rc_config,
unsigned char **out_payload,
unsigned int *out_payload_size
)
{
int status = 0;
unsigned int total_num_users = 0, num_conf_levels = 0;
unsigned char *conf_levels = NULL;
unsigned int i = 0, j = 0;
ALOGV("%s: Enter...", __func__);
if (!phrase_sm || !rc_config || !out_payload || !out_payload_size) {
ALOGE("%s: ERROR. Invalid inputs",__func__);
status = -EINVAL;
goto exit;
}
*out_payload = NULL;
*out_payload_size = 0;
if((rc_config->num_phrases == 0) ||
(rc_config->num_phrases > phrase_sm->num_phrases)) {
ALOGE("%s: ERROR. Invalid phrases %d!=%d",__func__,
rc_config->num_phrases, phrase_sm->num_phrases);
status = -EINVAL;
goto exit;
}
for (i = 0; i < rc_config->num_phrases; i++) {
for (j = 0; j < rc_config->phrases[i].num_levels; j++)
total_num_users++;
}
num_conf_levels = total_num_users + rc_config->num_phrases;
/*
* allocate dsp payload w/additional 2 bytes for minor_version and
* num_active_models and additional num_conf_levels for KW enable
* fields
*/
conf_levels = calloc(1, 2 + 2 * num_conf_levels);
if (!conf_levels) {
ALOGE("%s: ERROR. conf levels alloc failed",__func__);
status = -ENOMEM;
goto exit;
}
conf_levels[0] = 1; /* minor version */
conf_levels[1] = num_conf_levels; /* num_active_models */
status = fill_conf_levels_payload_from_rc_config(phrase_sm, rc_config,
conf_levels + 2, total_num_users);
if (status) {
ALOGE("%s: fill config payload failed, error %d", __func__, status);
goto exit;
}
/*
* set KW enable fields to 1 for now
* TODO: set appropriately based on what client is passing in rc_config
*/
memset(&conf_levels[num_conf_levels + 2], 0x1, num_conf_levels);
ALOGV("%s: here", __func__);
*out_payload = conf_levels;
/* add size of minor version and num_active_models */
*out_payload_size = 2 + 2 * num_conf_levels;
return status;
exit:
if (conf_levels)
free(conf_levels);
return status;
}
static int fill_sound_trigger_recognition_config_payload
(
const void *sm_levels_generic,
unsigned char *conf_levels,
unsigned int total_num_users,
uint32_t version
)
{
int status = 0;
unsigned int user_level = 0, user_id = 0;
unsigned int i = 0, j = 0;
unsigned int num_conf_levels = 0;
unsigned char *user_id_tracker = NULL;
struct st_sound_model_conf_levels *sm_levels = NULL;
struct st_sound_model_conf_levels_v2 *sm_levels_v2 = NULL;
/* Example: Say the recognition structure has 3 keywords with users
* |kid|
* [0] k1 |uid|
* [3] u1 - 1st trainer
* [4] u2 - 4th trainer
* [6] u3 - 3rd trainer
* [1] k2
* [5] u2 - 2nd trainer
* [7] u3 - 5th trainer
* [2] k3
* [8] u4 - 6th trainer
*
* Output confidence level array will be
* [k1, k2, k3, u1k1, u2k1, u2k2, u3k1, u3k2, u4k3]
*/
if (version != CONF_LEVELS_INTF_VERSION_0002) {
sm_levels = (struct st_sound_model_conf_levels *)sm_levels_generic;
if (!sm_levels || !conf_levels) {
ALOGE("%s: ERROR. Invalid inputs", __func__);
return -EINVAL;
}
if ((UINT32_MAX - total_num_users) > sm_levels->num_kw_levels)
num_conf_levels = total_num_users + sm_levels->num_kw_levels;
if (!num_conf_levels) {
ALOGE("%s: ERROR. Invalid num_conf_levels input", __func__);
return -EINVAL;
}
user_id_tracker = calloc(1, num_conf_levels);
if (!user_id_tracker) {
ALOGE("%s: failed to allocate user_id_tracker", __func__);
return -ENOMEM;
}
for (i = 0; i < sm_levels->num_kw_levels; i++) {
ALOGV("%s: [%d] kw level %d", __func__, i,
sm_levels->kw_levels[i].kw_level);
for (j = 0; j < sm_levels->kw_levels[i].num_user_levels; j++) {
ALOGV("%s: [%d] user_id %d level %d ", __func__, i,
sm_levels->kw_levels[i].user_levels[j].user_id,
sm_levels->kw_levels[i].user_levels[j].level);
}
}
for (i = 0; i < sm_levels->num_kw_levels; i++) {
if (i < num_conf_levels) {
conf_levels[i] = sm_levels->kw_levels[i].kw_level;
} else {
ALOGE("%s: ERROR. Invalid numver of kw levels", __func__);
status = -EINVAL;
goto exit;
}
for (j = 0; j < sm_levels->kw_levels[i].num_user_levels; j++) {
user_level = sm_levels->kw_levels[i].user_levels[j].level;
user_id = sm_levels->kw_levels[i].user_levels[j].user_id;
if ((user_id < sm_levels->num_kw_levels) ||
(user_id >= num_conf_levels)) {
ALOGE("%s: ERROR. Invalid params user id %d>%d",
__func__, user_id, total_num_users);
status = -EINVAL;
goto exit;
} else {
if (user_id_tracker[user_id] == 1) {
ALOGE("%s: ERROR. Duplicate user id %d",
__func__, user_id);
status = -EINVAL;
goto exit;
}
conf_levels[user_id] = (user_level < 100) ?
user_level: 100;
user_id_tracker[user_id] = 1;
ALOGV("%s: user_conf_levels[%d] = %d", __func__,
user_id, conf_levels[user_id]);
}
}
}
} else {
sm_levels_v2 =
(struct st_sound_model_conf_levels_v2 *)sm_levels_generic;
if (!sm_levels_v2 || !conf_levels) {
ALOGE("%s: ERROR. Invalid inputs", __func__);
return -EINVAL;
}
if ((UINT32_MAX - total_num_users) > sm_levels_v2->num_kw_levels)
num_conf_levels = total_num_users + sm_levels_v2->num_kw_levels;
if (!num_conf_levels) {
ALOGE("%s: ERROR. Invalid num_conf_levels input", __func__);
return -EINVAL;
}
user_id_tracker = calloc(1, num_conf_levels);
if (!user_id_tracker) {
ALOGE("%s: failed to allocate user_id_tracker", __func__);
return -ENOMEM;
}
for (i = 0; i < sm_levels_v2->num_kw_levels; i++) {
ALOGV("%s: [%d] kw level %d", __func__, i,
sm_levels_v2->kw_levels[i].kw_level);
for (j = 0; j < sm_levels_v2->kw_levels[i].num_user_levels; j++) {
ALOGV("%s: [%d] user_id %d level %d ", __func__, i,
sm_levels_v2->kw_levels[i].user_levels[j].user_id,
sm_levels_v2->kw_levels[i].user_levels[j].level);
}
}
for (i = 0; i < sm_levels_v2->num_kw_levels; i++) {
if (i < num_conf_levels) {
conf_levels[i] = sm_levels_v2->kw_levels[i].kw_level;
} else {
ALOGE("%s: ERROR. Invalid numver of kw levels", __func__);
status = -EINVAL;
goto exit;
}
for (j = 0; j < sm_levels_v2->kw_levels[i].num_user_levels; j++) {
user_level = sm_levels_v2->kw_levels[i].user_levels[j].level;
user_id = sm_levels_v2->kw_levels[i].user_levels[j].user_id;
if ((user_id < sm_levels_v2->num_kw_levels) ||
(user_id >= num_conf_levels)) {
ALOGE("%s: ERROR. Invalid params user id %d>%d",
__func__, user_id, total_num_users);
status = -EINVAL;
goto exit;
} else {
if (user_id_tracker[user_id] == 1) {
ALOGE("%s: ERROR. Duplicate user id %d",
__func__, user_id);
status = -EINVAL;
goto exit;
}
conf_levels[user_id] = (user_level < 100) ?
user_level: 100;
user_id_tracker[user_id] = 1;
ALOGV("%s: user_conf_levels[%d] = %d", __func__,
user_id, conf_levels[user_id]);
}
}
}
}
exit:
free(user_id_tracker);
return status;
}
static int generate_sound_trigger_recognition_config_payload
(
const void *sm_levels_generic,
unsigned char **out_payload,
unsigned int *out_payload_size,
uint32_t version
)
{
int status = 0;
unsigned int total_num_users = 0, num_conf_levels = 0;
unsigned char *conf_levels = NULL;
unsigned int i = 0, j = 0;
struct st_sound_model_conf_levels *sm_levels = NULL;
struct st_sound_model_conf_levels_v2 *sm_levels_v2 = NULL;
ALOGV("%s: Enter...", __func__);
if (version != CONF_LEVELS_INTF_VERSION_0002) {
sm_levels = (struct st_sound_model_conf_levels *)sm_levels_generic;
if (!sm_levels || !out_payload || !out_payload_size) {
ALOGE("%s: ERROR. Invalid inputs", __func__);
status = -EINVAL;
goto exit;
}
*out_payload = NULL;
*out_payload_size = 0;
if (sm_levels->num_kw_levels == 0) {
ALOGE("%s: ERROR. No confidence levels present", __func__);
status = -EINVAL;
goto exit;
}
for (i = 0; i < sm_levels->num_kw_levels; i++) {
for (j = 0; j < sm_levels->kw_levels[i].num_user_levels; j++)
total_num_users++;
}
num_conf_levels = total_num_users + sm_levels->num_kw_levels;
conf_levels = calloc(1, num_conf_levels);
if (!conf_levels) {
ALOGE("%s: ERROR. conf levels alloc failed", __func__);
status = -ENOMEM;
goto exit;
}
} else {
sm_levels_v2 =
(struct st_sound_model_conf_levels_v2 *)sm_levels_generic;
if (!sm_levels_v2 || !out_payload || !out_payload_size) {
ALOGE("%s: ERROR. Invalid inputs", __func__);
status = -EINVAL;
goto exit;
}
*out_payload = NULL;
*out_payload_size = 0;
if (sm_levels_v2->num_kw_levels == 0) {
ALOGE("%s: ERROR. No confidence levels present", __func__);
status = -EINVAL;
goto exit;
}
for (i = 0; i < sm_levels_v2->num_kw_levels; i++) {
for (j = 0; j < sm_levels_v2->kw_levels[i].num_user_levels; j++)
total_num_users++;
}
num_conf_levels = total_num_users + sm_levels_v2->num_kw_levels;
conf_levels = calloc(1, num_conf_levels);
if (!conf_levels) {
ALOGE("%s: ERROR. conf levels alloc failed", __func__);
status = -ENOMEM;
goto exit;
}
}
status = fill_sound_trigger_recognition_config_payload(sm_levels_generic,
conf_levels, total_num_users, version);
if (status) {
ALOGE("%s: fill config payload failed, error %d", __func__, status);
goto exit;
}
*out_payload = conf_levels;
*out_payload_size = num_conf_levels;
return status;
exit:
if (conf_levels)
free(conf_levels);
return status;
}
static int generate_sound_trigger_recognition_config_payload_v2
(
const void *sm_levels_generic,
unsigned char **out_payload,
unsigned int *out_payload_size,
uint32_t version
)
{
int status = 0;
unsigned int total_num_users = 0, num_conf_levels = 0;
unsigned char *conf_levels = NULL;
unsigned int i = 0, j = 0;
struct st_sound_model_conf_levels *sm_levels = NULL;
struct st_sound_model_conf_levels_v2 *sm_levels_v2 = NULL;
ALOGV("%s: Enter...", __func__);
if (version != CONF_LEVELS_INTF_VERSION_0002) {
sm_levels = (struct st_sound_model_conf_levels *)sm_levels_generic;
if (!sm_levels || !out_payload || !out_payload_size) {
ALOGE("%s: ERROR. Invalid inputs", __func__);
status = -EINVAL;
goto exit;
}
*out_payload = NULL;
*out_payload_size = 0;
if (sm_levels->num_kw_levels == 0) {
ALOGE("%s: ERROR. No confidence levels present", __func__);
status = -EINVAL;
goto exit;
}
for (i = 0; i < sm_levels->num_kw_levels; i++) {
for (j = 0; j < sm_levels->kw_levels[i].num_user_levels; j++)
total_num_users++;
}
num_conf_levels = total_num_users + sm_levels->num_kw_levels;
} else {
sm_levels_v2 =
(struct st_sound_model_conf_levels_v2 *)sm_levels_generic;
if (!sm_levels_v2 || !out_payload || !out_payload_size) {
ALOGE("%s: ERROR. Invalid inputs", __func__);
status = -EINVAL;
goto exit;
}
*out_payload = NULL;
*out_payload_size = 0;
if (sm_levels_v2->num_kw_levels == 0) {
ALOGE("%s: ERROR. No confidence levels present", __func__);
status = -EINVAL;
goto exit;
}
for (i = 0; i < sm_levels_v2->num_kw_levels; i++) {
for (j = 0; j < sm_levels_v2->kw_levels[i].num_user_levels; j++)
total_num_users++;
}
num_conf_levels = total_num_users + sm_levels_v2->num_kw_levels;
}
/*
* allocate dsp payload w/additional 2 bytes for minor_version and
* num_active_models and additional num_conf_levels for KW enable
* fields
*/
conf_levels = calloc(1, 2 + 2 * num_conf_levels);
if (!conf_levels) {
ALOGE("%s: ERROR. conf levels alloc failed", __func__);
status = -ENOMEM;
goto exit;
}
conf_levels[0] = 1; /* minor version */
conf_levels[1] = num_conf_levels; /* num_active_models */
status = fill_sound_trigger_recognition_config_payload(sm_levels_generic,
conf_levels + 2, total_num_users, version);
if (status) {
ALOGE("%s: fill config payload failed, error %d", __func__, status);
goto exit;
}
/* set KW enable fields to 1 for now
* TODO set appropriately based on what client is passing in rc_config
*/
memset(&conf_levels[num_conf_levels + 2], 0x1, num_conf_levels);
ALOGV("%s: here", __func__);
*out_payload = conf_levels;
/* add size of minor version and num_active_models */
*out_payload_size = 2 + 2 * num_conf_levels;
return status;
exit:
if (conf_levels)
free(conf_levels);
return status;
}
static int parse_rc_config_key_conf_levels
(
st_session_t *stc_ses,
st_hw_session_t *st_hw_ses,
void *opaque_conf_levels,
unsigned char **out_conf_levels,
unsigned int *out_num_conf_levels
)
{
struct st_confidence_levels_info *conf_levels = NULL;
struct st_confidence_levels_info_v2 *conf_levels_v2 = NULL;
struct st_sound_model_conf_levels *sm_levels = NULL;
struct st_sound_model_conf_levels_v2 *sm_levels_v2 = NULL;
st_proxy_session_t *st_ses = stc_ses->hw_proxy_ses;
struct listnode *node = NULL;
st_lsm_ss_config_t *ss_cfg = NULL;
st_arm_second_stage_t *st_sec_stage = NULL;
int status = 0;
uint32_t i = 0;
bool gmm_conf_found = false;
uint8_t confidence_level = 0;
int32_t confidence_level_v2 = 0;
bool arm_second_stage = !list_empty(&stc_ses->second_stage_list);
bool adsp_second_stage = (st_hw_ses == st_ses->hw_ses_adsp &&
!list_empty(&st_hw_ses->lsm_ss_cfg_list));
if (arm_second_stage || adsp_second_stage) {
if (stc_ses->rc_config->num_phrases > 1) {
ALOGE("%s: Multi keyword is unsupported with 2nd stage detection",
__func__);
return -EINVAL;
}
if (stc_ses->rc_config->phrases[0].num_levels > 1) {
ALOGE("%s: Multi user is unsupported with 2nd stage detection",
__func__);
return -EINVAL;
}
}
if (stc_ses->st_conf_levels) {
free(stc_ses->st_conf_levels);
stc_ses->st_conf_levels = NULL;
}
if (stc_ses->conf_levels_intf_version != CONF_LEVELS_INTF_VERSION_0002) {
conf_levels = (struct st_confidence_levels_info *)
((char *)opaque_conf_levels + sizeof(struct st_param_header));
stc_ses->st_conf_levels =
calloc(1, sizeof(struct st_confidence_levels_info));
if (!stc_ses->st_conf_levels) {
ALOGE("%s: failed to alloc st_conf_levels", __func__);
return -ENOMEM;
}
/* Cache to use during detection event processing */
memcpy(stc_ses->st_conf_levels, (char *)conf_levels,
sizeof(struct st_confidence_levels_info));
for (i = 0; i < conf_levels->num_sound_models; i++) {
sm_levels = &conf_levels->conf_levels[i];
if (sm_levels->sm_id == ST_SM_ID_SVA_GMM) {
if (st_hw_ses == st_ses->hw_ses_cpe)
status =
generate_sound_trigger_recognition_config_payload_v2(
(void *)sm_levels, out_conf_levels, out_num_conf_levels,
stc_ses->conf_levels_intf_version);
else
status =
generate_sound_trigger_recognition_config_payload(
(void *)sm_levels, out_conf_levels, out_num_conf_levels,
stc_ses->conf_levels_intf_version);
gmm_conf_found = true;
} else if (IS_SECOND_STAGE_MODEL(sm_levels->sm_id)) {
confidence_level = IS_KEYWORD_DETECTION_MODEL(sm_levels->sm_id) ?
sm_levels->kw_levels[0].kw_level:
sm_levels->kw_levels[0].user_levels[0].level;
if (arm_second_stage) {
list_for_each(node, &stc_ses->second_stage_list) {
st_sec_stage = node_to_item(node, st_arm_second_stage_t,
list_node);
if (IS_MATCHING_SS_MODEL(st_sec_stage->ss_info->sm_id,
sm_levels->sm_id))
st_sec_stage->ss_session->confidence_threshold =
confidence_level;
}
} else if (adsp_second_stage) {
list_for_each(node, &st_hw_ses->lsm_ss_cfg_list) {
ss_cfg = node_to_item(node, st_lsm_ss_config_t,
list_node);
if (IS_MATCHING_SS_MODEL(ss_cfg->ss_info->sm_id,
sm_levels->sm_id))
ss_cfg->confidence_threshold = confidence_level;
}
}
} else {
ALOGE("%s: Unsupported sm id (%d), exiting", __func__,
sm_levels->sm_id);
status = -EINVAL;
break;
}
}
} else {
conf_levels_v2 = (struct st_confidence_levels_info_v2 *)
((char *)opaque_conf_levels + sizeof(struct st_param_header));
stc_ses->st_conf_levels =
calloc(1, sizeof(struct st_confidence_levels_info_v2));
if (!stc_ses->st_conf_levels) {
ALOGE("%s: failed to alloc st_conf_levels", __func__);
return -ENOMEM;
}
/* Cache to use during detection event processing */
memcpy(stc_ses->st_conf_levels, (char *)conf_levels_v2,
sizeof(struct st_confidence_levels_info_v2));
for (i = 0; i < conf_levels_v2->num_sound_models; i++) {
sm_levels_v2 = &conf_levels_v2->conf_levels[i];
if (sm_levels_v2->sm_id == ST_SM_ID_SVA_GMM) {
if (st_hw_ses == st_ses->hw_ses_cpe)
status =
generate_sound_trigger_recognition_config_payload_v2(
(void *)sm_levels_v2, out_conf_levels, out_num_conf_levels,
stc_ses->conf_levels_intf_version);
else
status =
generate_sound_trigger_recognition_config_payload(
(void *)sm_levels_v2, out_conf_levels,
out_num_conf_levels, stc_ses->conf_levels_intf_version);
gmm_conf_found = true;
} else if (IS_SECOND_STAGE_MODEL(sm_levels_v2->sm_id)) {
confidence_level_v2 =
(IS_KEYWORD_DETECTION_MODEL(sm_levels_v2->sm_id)) ?
sm_levels_v2->kw_levels[0].kw_level:
sm_levels_v2->kw_levels[0].user_levels[0].level;
if (arm_second_stage) {
list_for_each(node, &stc_ses->second_stage_list) {
st_sec_stage = node_to_item(node, st_arm_second_stage_t,
list_node);
if (IS_MATCHING_SS_MODEL(st_sec_stage->ss_info->sm_id,
sm_levels_v2->sm_id))
st_sec_stage->ss_session->confidence_threshold =
confidence_level_v2;
}
} else if (adsp_second_stage) {
list_for_each(node, &st_hw_ses->lsm_ss_cfg_list) {
ss_cfg = node_to_item(node, st_lsm_ss_config_t,
list_node);
if (IS_MATCHING_SS_MODEL(ss_cfg->ss_info->sm_id,
sm_levels_v2->sm_id))
ss_cfg->confidence_threshold = confidence_level_v2;
}
}
} else {
ALOGE("%s: Unsupported sm id (%d), exiting", __func__,
sm_levels_v2->sm_id);
status = -EINVAL;
break;
}
}
}
if (!gmm_conf_found) {
ALOGE("%s: Did not receive GMM confidence threshold, error!", __func__);
status = -EINVAL;
}
if (status && stc_ses->st_conf_levels) {
free(stc_ses->st_conf_levels);
stc_ses->st_conf_levels = NULL;
}
return status;
}
static int update_hw_config_on_start(st_session_t *stc_ses,
st_hw_session_t *st_hw_ses)
{
struct st_param_header *param_hdr = NULL;
struct st_hist_buffer_info *hist_buf = NULL;
struct st_det_perf_mode_info *det_perf_mode = NULL;
struct sound_trigger_recognition_config *rc_config = stc_ses->rc_config;
st_proxy_session_t *st_ses = stc_ses->hw_proxy_ses;
struct st_vendor_info *v_info = NULL;
struct st_hw_ses_config *sthw_cfg = NULL;
unsigned char *conf_levels = NULL;
unsigned int num_conf_levels = 0;
uint8_t *opaque_ptr = NULL;
unsigned int opaque_size = 0, conf_levels_payload_size = 0;
int status = 0;
bool enable_lab = false;
struct st_proxy_ses_sm_info_wrapper *p_info = NULL;
if (st_ses->stdev->enable_debug_dumps) {
ST_DBG_DECLARE(FILE *rc_opaque_fd = NULL;
static int rc_opaque_cnt = 0);
ST_DBG_FILE_OPEN_WR(rc_opaque_fd, ST_DEBUG_DUMP_LOCATION,
"rc_config_opaque_data", "bin", rc_opaque_cnt++);
ST_DBG_FILE_WRITE(rc_opaque_fd,
(uint8_t *)rc_config + rc_config->data_offset,
rc_config->data_size);
ST_DBG_FILE_CLOSE(rc_opaque_fd);
}
if (!st_hw_ses) {
ALOGE("%s: NULL hw session !!!", __func__);
return -EINVAL;
}
v_info = st_hw_ses->vendor_uuid_info;
if ((rc_config->data_size > CUSTOM_CONFIG_OPAQUE_DATA_SIZE) &&
v_info->is_qcva_uuid) {
stc_ses->client_req_det_mode = ST_DET_UNKNOWN_MODE;
opaque_ptr = (uint8_t *)rc_config + rc_config->data_offset;
while (opaque_size < rc_config->data_size) {
param_hdr = (struct st_param_header *)opaque_ptr;
ALOGV("%s: key %d, payload size %d", __func__,
param_hdr->key_id, param_hdr->payload_size);
switch(param_hdr->key_id) {
case ST_PARAM_KEY_CONFIDENCE_LEVELS:
stc_ses->conf_levels_intf_version =
*(uint32_t *)(opaque_ptr + sizeof(struct st_param_header));
if (stc_ses->conf_levels_intf_version !=
CONF_LEVELS_INTF_VERSION_0002) {
conf_levels_payload_size =
sizeof(struct st_confidence_levels_info);
} else {
conf_levels_payload_size =
sizeof(struct st_confidence_levels_info_v2);
}
if (param_hdr->payload_size != conf_levels_payload_size) {
ALOGE("%s: Conf level format error, exiting", __func__);
return -EINVAL;
}
status = parse_rc_config_key_conf_levels(stc_ses, st_hw_ses,
opaque_ptr, &conf_levels, &num_conf_levels);
opaque_size += sizeof(struct st_param_header) +
conf_levels_payload_size;
opaque_ptr += sizeof(struct st_param_header) +
conf_levels_payload_size;
if (status) {
ALOGE("%s: parsing conf levels failed(status=%d)",
__func__, status);
return -EINVAL;
}
break;
case ST_PARAM_KEY_HISTORY_BUFFER_CONFIG:
if (param_hdr->payload_size !=
sizeof(struct st_hist_buffer_info)) {
ALOGE("%s: History buffer config format error, exiting",
__func__);
return -EINVAL;
}
hist_buf = (struct st_hist_buffer_info *)(opaque_ptr +
sizeof(struct st_param_header));
stc_ses->hist_buf_duration =
hist_buf->hist_buffer_duration_msec;
stc_ses->preroll_duration = hist_buf->pre_roll_duration_msec;
ALOGV("%s: recognition config history buf len = %d, "
"preroll len = %d, minor version = %d",
__func__, hist_buf->hist_buffer_duration_msec,
hist_buf->pre_roll_duration_msec, hist_buf->version);
opaque_size += sizeof(struct st_param_header) +
sizeof(struct st_hist_buffer_info);
opaque_ptr += sizeof(struct st_param_header) +
sizeof(struct st_hist_buffer_info);
break;
case ST_PARAM_KEY_DETECTION_PERF_MODE:
if (param_hdr->payload_size !=
sizeof(struct st_det_perf_mode_info)) {
ALOGE("%s: Opaque data format error, exiting", __func__);
return -EINVAL;
}
det_perf_mode = (struct st_det_perf_mode_info *)(opaque_ptr +
sizeof(struct st_param_header));
ALOGV("set perf mode to %d", det_perf_mode->mode);
stc_ses->client_req_det_mode = det_perf_mode->mode;
opaque_size += sizeof(struct st_param_header) +
sizeof(struct st_det_perf_mode_info);
opaque_ptr += sizeof(struct st_param_header) +
sizeof(struct st_det_perf_mode_info);
break;
default:
ALOGE("%s: Unsupported opaque data key id, exiting", __func__);
return -EINVAL;
}
}
} else if (stc_ses->sm_type == SOUND_MODEL_TYPE_KEYPHRASE) {
struct sound_trigger_phrase_sound_model *phrase_sm = stc_ses->phrase_sm;
ALOGV("%s: num_phrases=%d, id=%d", __func__,
rc_config->num_phrases, rc_config->phrases[0].id);
if (st_ses->vendor_uuid_info->is_qcva_uuid ||
st_ses->vendor_uuid_info->is_qcmd_uuid) {
if (st_hw_ses == st_ses->hw_ses_cpe)
status = generate_conf_levels_payload_from_rc_config_v2(
phrase_sm, rc_config, &conf_levels, &num_conf_levels);
else
status = generate_conf_levels_payload_from_rc_config(
phrase_sm, rc_config, &conf_levels, &num_conf_levels);
if (status || !conf_levels) {
ALOGE("%s: failed to get conf levels from lib handle",
__func__);
return status;
}
} else {
ALOGD("%s: No smlib, opaque data would be sent as is", __func__);
}
}
enable_lab = stc_ses->rc_config->capture_requested ||
!list_empty(&stc_ses->second_stage_list);
sthw_cfg = get_sthw_cfg_for_model_id(st_hw_ses,
stc_ses->sm_info.model_id);
if (!sthw_cfg) {
ALOGE("%s: Unexpected, no matching sthw_cfg", __func__);
return -EINVAL;
}
if (stc_ses->f_stage_version == ST_MODULE_TYPE_GMM) {
if (v_info->merge_fs_soundmodels) {
/* merge_fs_soundmodels is true only for QC SVA UUID */
/*
* Note:
* For ADSP case, the generated conf levles size must be equal to
* SML queried conf levels.
* For WDSP gcs case, there is additional payload for KW enable
* fields in generated conf_levels. If merge sound model is supported
* on WDSP case, update logic here accordingly.
*/
if (num_conf_levels != stc_ses->sm_info.cf_levels_size) {
ALOGE("%s: Unexpected, client cf levels %d != sm_info cf levels %d",
__func__, num_conf_levels, stc_ses->sm_info.cf_levels_size);
return -EINVAL;
}
/*
* If any of the active clients requested capture or enabled the
* second stage, the underlying hw session buffering needs to
* be enabled. Ignore if it is already enabled.
*/
if (!st_ses->lab_enabled && enable_lab)
st_ses->lab_enabled = true;
/* Aggregate DSP configuration for highest client configuration */
/* SVA2.0 sound models */
if (!stc_ses->hist_buf_duration &&
stc_ses->rc_config->capture_requested &&
(stc_ses->rc_config->data_size > 0)) {
stc_ses->hist_buf_duration = st_ses->vendor_uuid_info->kw_duration;
stc_ses->preroll_duration = 0;
}
if (stc_ses->hist_buf_duration > sthw_cfg->client_req_hist_buf) {
sthw_cfg->client_req_hist_buf = stc_ses->hist_buf_duration;
st_hw_ses->max_hist_buf = stc_ses->hist_buf_duration;
}
if (stc_ses->preroll_duration > sthw_cfg->client_req_preroll) {
sthw_cfg->client_req_preroll = stc_ses->preroll_duration;
st_hw_ses->max_preroll = stc_ses->preroll_duration;
}
ALOGV("%s: client hb_sz %d pr_sz %d, sthw lab %d hb_sz %d "
"pr_sz %d", __func__, stc_ses->hist_buf_duration,
stc_ses->preroll_duration, st_ses->lab_enabled,
sthw_cfg->client_req_hist_buf, sthw_cfg->client_req_preroll);
/* Cache it to use when client restarts without config update or
* during only one remaining client model as there won't be a
* merged model yet.
*/
/*
* User verification confidence is not required
* in SVA5 PDK_UV case. As first stage doesn't
* support user verification.
*/
num_conf_levels = 1;
memcpy(stc_ses->sm_info.cf_levels, conf_levels,
stc_ses->sm_info.cf_levels_size);
status = update_merge_conf_levels_payload(st_ses, &stc_ses->sm_info,
conf_levels, num_conf_levels, true);
free(conf_levels); /* Merged model conf levels will be used further */
if (status)
return status;
p_info = get_sm_info_for_model_id(st_ses, 0);
if (!p_info) {
ALOGE("%s: Unexpected, no matching sm_info" , __func__);
status = -EINVAL;
return status;
}
sthw_cfg->conf_levels = p_info->sm_info.cf_levels;
sthw_cfg->num_conf_levels = p_info->sm_info.cf_levels_size;
sthw_cfg->model_id = 0;
st_hw_ses->sthw_cfg_updated = true;
/*
* Merging further unknown custom data is not needed, as
* SVA doesn't support unkown custom data. if required in future,
* handle here.
* For now just copy the the current client data which is same
* across SVA engines.
* Update the custom data for the case in which one client session
* does not have custom data and another one does.
*/
if (rc_config->data_size > st_hw_ses->custom_data_size) {
st_hw_ses->custom_data = (char *)rc_config + rc_config->data_offset;
st_hw_ses->custom_data_size = rc_config->data_size;
}
} else {
st_ses->recognition_mode = stc_ses->recognition_mode;
st_ses->lab_enabled = enable_lab;
sthw_cfg->client_req_hist_buf = stc_ses->hist_buf_duration;
st_hw_ses->max_hist_buf = stc_ses->hist_buf_duration;
sthw_cfg->client_req_preroll = stc_ses->preroll_duration;
st_hw_ses->max_preroll = stc_ses->preroll_duration;
if (sthw_cfg->conf_levels)
free(sthw_cfg->conf_levels);
sthw_cfg->conf_levels = conf_levels;
sthw_cfg->num_conf_levels = num_conf_levels;
st_hw_ses->custom_data = (char *)rc_config + rc_config->data_offset;
st_hw_ses->custom_data_size = rc_config->data_size;
}
} else {
if (!st_ses->lab_enabled && enable_lab)
st_ses->lab_enabled = true;
sthw_cfg->client_req_hist_buf = stc_ses->hist_buf_duration;
if (st_hw_ses->max_hist_buf < stc_ses->hist_buf_duration)
st_hw_ses->max_hist_buf = stc_ses->hist_buf_duration;
sthw_cfg->client_req_preroll = stc_ses->preroll_duration;
if (st_hw_ses->max_preroll < stc_ses->preroll_duration)
st_hw_ses->max_preroll = stc_ses->preroll_duration;
/*
* Cache it to use when client restarts without
* config update
*/
memcpy(stc_ses->sm_info.cf_levels, conf_levels,
num_conf_levels);
stc_ses->sm_info.cf_levels_size = num_conf_levels;
memcpy(sthw_cfg->conf_levels, conf_levels,
num_conf_levels);
sthw_cfg->num_conf_levels = num_conf_levels;
free(conf_levels);
if (rc_config->data_size >= st_hw_ses->custom_data_size) {
st_hw_ses->custom_data = (char *)rc_config + rc_config->data_offset;
st_hw_ses->custom_data_size = rc_config->data_size;
}
st_hw_ses->sthw_cfg_updated = true;
}
ALOGD("%s:[%d] lab enabled %d", __func__, st_ses->sm_handle,
st_ses->lab_enabled);
return status;
}
static int reg_all_sm(st_proxy_session_t *st_ses, st_hw_session_t *hw_ses)
{
struct st_proxy_ses_sm_info_wrapper *p_info = NULL;
struct listnode *node = NULL;
int status = 0;
list_for_each(node, &st_ses->sm_info_list) {
p_info = node_to_item(node, struct st_proxy_ses_sm_info_wrapper,
sm_list_node);
status = hw_ses->fptrs->reg_sm(hw_ses, p_info->sm_info.sm_data,
p_info->sm_info.sm_size, p_info->sm_info.model_id);
if (status) {
ALOGE("%s:[%d] reg_sm failed, model_id = %d, status = %d", __func__,
st_ses->sm_handle, p_info->sm_info.model_id, status);
return status;
}
}
return 0;
}
static int dereg_all_sm(st_proxy_session_t *st_ses, st_hw_session_t *hw_ses)
{
struct st_proxy_ses_sm_info_wrapper *p_info = NULL;
struct listnode *node = NULL;
int status = 0, ret = 0;
list_for_each(node, &st_ses->sm_info_list) {
p_info = node_to_item(node, struct st_proxy_ses_sm_info_wrapper,
sm_list_node);
status = hw_ses->fptrs->dereg_sm(hw_ses, p_info->sm_info.model_id);
if (status) {
ALOGE("%s:[%d] dereg_sm failed, model_id = %d, status = %d", __func__,
st_ses->sm_handle, p_info->sm_info.model_id, status);
ret = status;
}
}
return ret;
}
static void do_hw_sess_cleanup(st_proxy_session_t *st_ses,
st_hw_session_t *hw_ses, enum hw_session_err_mask err)
{
if (err & HW_SES_ERR_MASK_BUFFERING)
hw_ses->fptrs->stop_buffering(hw_ses);
if (err & HW_SES_ERR_MASK_STARTED) {
hw_ses->fptrs->stop(hw_ses);
st_ses->hw_session_started = false;
}
if (err & HW_SES_ERR_MASK_REG_SM_PARAM)
hw_ses->fptrs->dereg_sm_params(hw_ses);
if (err & HW_SES_ERR_MASK_DEVICE_SET)
hw_ses->fptrs->set_device(hw_ses, false);
if (err & HW_SES_ERR_MASK_REG_SM)
dereg_all_sm(st_ses, hw_ses);
}
static void reg_hal_event_session(st_session_t *stc_ses,
st_hw_session_t *hw_ses)
{
struct sound_trigger_event_info event_info;
/* Pass the pcm information to audio hal for capturing LAB */
if ((stc_ses->rc_config &&
stc_ses->rc_config->capture_requested) &&
stc_ses->stdev->audio_hal_cb) {
ALOGD("%s:[c%d] ST_EVENT_SESSION_REGISTER capture_handle %d",
__func__, stc_ses->sm_handle, stc_ses->capture_handle);
event_info.st_ses.p_ses = (void *)stc_ses;
event_info.st_ses.config = hw_ses->config;
event_info.st_ses.capture_handle = stc_ses->capture_handle;
/*
* set pcm to NULL as this version of st_hal doesn't pass pcm to
* audio HAL
*/
event_info.st_ses.pcm = NULL;
stc_ses->stdev->audio_hal_cb(ST_EVENT_SESSION_REGISTER, &event_info);
}
}
static void dereg_hal_event_session(st_session_t *stc_ses)
{
struct sound_trigger_event_info event_info;
/* Indicate to audio hal that to stop reading LAB data */
if ((stc_ses->rc_config &&
stc_ses->rc_config->capture_requested) &&
stc_ses->stdev->audio_hal_cb) {
ALOGD("%s:[c%d] ST_EVENT_SESSION_DEREGISTER capture_handle %d",
__func__, stc_ses->sm_handle, stc_ses->capture_handle);
event_info.st_ses.p_ses = (void *)stc_ses;
event_info.st_ses.capture_handle = stc_ses->capture_handle;
event_info.st_ses.pcm = NULL;
stc_ses->stdev->audio_hal_cb(ST_EVENT_SESSION_DEREGISTER, &event_info);
}
}
static bool check_gcs_usecase_switch
(
st_proxy_session_t *st_ses
)
{
struct st_vendor_info *v_info = NULL;
st_hw_session_t *p_ses = NULL;
st_hw_session_gcs_t *p_gcs_ses = NULL;
int st_device = 0;
unsigned int device_acdb_id = 0;
int capture_device;
if (!st_ses || st_ses->exec_mode != ST_EXEC_MODE_CPE) {
ALOGE("%s: Invalid session or non CPE session!", __func__);
return false;
}
p_ses = st_ses->hw_ses_cpe;
p_gcs_ses = (st_hw_session_gcs_t *)p_ses;
v_info = p_ses->vendor_uuid_info;
if (list_empty(&v_info->gcs_usecase_list)) {
ALOGE("%s: gcs usecase not available", __func__);
return false;
}
/* check if need to switch gcs usecase for new capture device */
capture_device = platform_stdev_get_capture_device(p_ses->stdev->platform);
st_device = platform_stdev_get_device(p_ses->stdev->platform,
v_info, capture_device, p_ses->exec_mode);
device_acdb_id = platform_stdev_get_acdb_id(st_device,
p_ses->exec_mode);
if (platform_stdev_get_xml_version(p_ses->stdev->platform) >=
PLATFORM_XML_VERSION_0x0102) {
int i = 0;
while ((i < MAX_GCS_USECASE_ACDB_IDS) &&
p_gcs_ses->gcs_usecase->acdb_ids[i]) {
if (p_gcs_ses->gcs_usecase->acdb_ids[i] == device_acdb_id)
return false;
i++;
}
ALOGD("%s: gcs usecase doesn't match for new device", __func__);
return true;
} else {
return false;
}
}
static int start_hw_session(st_proxy_session_t *st_ses, st_hw_session_t *hw_ses,
bool load_sm)
{
int status = 0, err = 0;
bool do_unload = false;
/*
* It is possible the BE LPI mode has been updated, but not the FE mode.
* DSP requires both FE and BE to be in the same mode for any configuration
* changes between LPI and non-LPI switch, so update the FE mode to the
* same as BE mode by re-opening LSM session. This is also used for
* other transition usecases which require dereg_sm and reg_sm.
*/
if (hw_ses->lpi_enable != hw_ses->stdev->lpi_enable ||
(hw_ses->barge_in_mode != hw_ses->stdev->barge_in_mode &&
!hw_ses->stdev->support_dynamic_ec_update)) {
hw_ses->lpi_enable = hw_ses->stdev->lpi_enable;
hw_ses->barge_in_mode = hw_ses->stdev->barge_in_mode;
do_unload = true;
platform_stdev_reset_backend_cfg(hw_ses->stdev->platform);
}
/*
* For gcs sessions, uid may be changed for new capture device,
* in this case, sm must be dereg and reg again.
*/
if (check_gcs_usecase_switch(st_ses))
do_unload = true;
if (do_unload) {
if (!load_sm) {
load_sm = true;
status = dereg_all_sm(st_ses, hw_ses);
if (status)
ALOGW("%s:[%d] failed to dereg_sm err %d", __func__,
st_ses->sm_handle, status);
}
}
if (load_sm) {
status = reg_all_sm(st_ses, hw_ses);
if (status) {
ALOGE("%s:[%d] failed to reg_sm err %d", __func__,
st_ses->sm_handle, status);
goto cleanup;
}
err |= HW_SES_ERR_MASK_REG_SM;
}
status = hw_ses->fptrs->set_device(hw_ses, true);
if (status) {
ALOGE("%s:[%d] failed to set_device err %d", __func__,
st_ses->sm_handle, status);
goto cleanup;
}
err |= HW_SES_ERR_MASK_DEVICE_SET;
status = hw_ses->fptrs->reg_sm_params(hw_ses, st_ses->recognition_mode,
st_ses->lab_enabled, st_ses->rc_config);
if (status) {
ALOGE("%s:[%d] failed to reg_sm_params err %d", __func__,
st_ses->sm_handle, status);
goto cleanup;
}
err |= HW_SES_ERR_MASK_REG_SM_PARAM;
status = hw_ses->fptrs->start(hw_ses);
if (status) {
ALOGE("%s:[%d] failed to start err %d", __func__,
st_ses->sm_handle, status);
goto cleanup;
}
err |= HW_SES_ERR_MASK_STARTED;
st_ses->hw_session_started = true;
return status;
cleanup:
do_hw_sess_cleanup(st_ses, hw_ses, err);
return status;
}
static int stop_hw_session(st_proxy_session_t *st_ses, st_hw_session_t *hw_ses,
bool unload_sm)
{
int status = 0;
int rc = 0;
status = hw_ses->fptrs->stop(hw_ses);
if (status) {
ALOGE("%s:[%d] failed to stop err %d", __func__,
st_ses->sm_handle, status);
rc = status;
}
status = hw_ses->fptrs->dereg_sm_params(hw_ses);
if (status) {
ALOGE("%s:[%d] failed to dereg_sm_params err %d", __func__,
st_ses->sm_handle, status);
rc = status;
}
status = hw_ses->fptrs->set_device(hw_ses, false);
if (status) {
ALOGE("%s:[%d] failed to set_device err %d", __func__,
st_ses->sm_handle, status);
rc = status;
}
if (unload_sm) {
status = dereg_all_sm(st_ses, hw_ses);
if (status) {
ALOGE("%s:[%d] failed to dereg_sm, err %d", __func__,
st_ses->sm_handle, status);
rc = status;
}
}
/* This must be set to false irrespective as the above calls may
* return error (esp for SSR)
*/
st_ses->hw_session_started = false;
return rc;
}
static int start_session(st_proxy_session_t *st_ses, st_hw_session_t *hw_ses,
bool load_sm)
{
int status = 0;
if (st_ses->hw_session_started) {
ALOGE("%s:[%d] already started", __func__, st_ses->sm_handle);
return -1;
}
status = start_hw_session(st_ses, hw_ses, load_sm);
hw_ses->sthw_cfg_updated = false;
return status;
}
static int restart_session(st_proxy_session_t *st_ses, st_hw_session_t *hw_ses)
{
int status = 0;
status = hw_ses->fptrs->restart(hw_ses, st_ses->recognition_mode,
st_ses->rc_config);
if (status == 0) {
st_ses->hw_session_started = true;
} else {
ALOGE("%s:[%d] failed to restart", __func__, st_ses->sm_handle);
/*
* lower layers like gcs/lsm need to handle double stop calls properly
* to avoid possible crash, as some of the clean ups are already issued
* during fptrs->restart() when it's failed.
*/
stop_hw_session(st_ses, hw_ses, true);
}
return status;
}
static int stop_session(st_proxy_session_t *st_ses,
st_hw_session_t *hw_ses, bool unload_sm)
{
if (!st_ses->hw_session_started) {
ALOGV("%s:[%d] already stopped", __func__, st_ses->sm_handle);
return 0;
}
st_ses->detection_requested = false;
return stop_hw_session(st_ses, hw_ses, unload_sm);
}
/*
* This function gets the first stage detection keyword indices, which are
* needed by the second stage sessions. If the legacy DSP is used, which does
* not provide keyword indices, set the indices to include the entire keyword
* duration. This function also gets the user confidence level if there is an
* active voiceprint session.
*/
static int get_first_stage_detection_params(st_proxy_session_t *st_ses,
void *payload, size_t payload_size)
{
size_t count_size = 0;
uint8_t *payload_ptr = (uint8_t *)payload;
uint8_t *cf_levels = NULL;
uint32_t key_id = 0, key_payload_size = 0, cf_levels_size = 0;
uint32_t kw_start_ms = 0, kw_end_ms = 0;
st_hw_session_t *hw_ses = st_ses->hw_ses_current;
struct listnode *node = NULL;
st_arm_second_stage_t *st_sec_stage = NULL;
st_session_t *stc_ses = st_ses->det_stc_ses;
bool is_active_vop_session = false;
multi_model_result_info_t *result_info = NULL;
list_for_each(node, &stc_ses->second_stage_list) {
st_sec_stage = node_to_item(node, st_arm_second_stage_t, list_node);
if (st_sec_stage->ss_info->sm_detection_type ==
ST_SM_TYPE_USER_VERIFICATION) {
is_active_vop_session = true;
break;
}
}
if (hw_ses->is_generic_event) {
/*
* This case is for the generic detection event from the DSP. Set the
* keyword start and end indices and user confidence level based on key
* id, if applicable.
*/
while (count_size < payload_size) {
key_id = *(uint32_t *)payload_ptr;
key_payload_size = *((uint32_t *)payload_ptr + 1);
switch (key_id) {
case KEY_ID_MULTI_MODEL_RESULT_INFO:
result_info = (multi_model_result_info_t *)(payload_ptr +
GENERIC_DET_EVENT_HEADER_SIZE);
hw_ses->kw_start_idx = result_info->keyword_start_idx_bytes;
hw_ses->kw_end_idx = result_info->keyword_end_idx_bytes;
break;
case KEY_ID_CONFIDENCE_LEVELS:
if (is_active_vop_session) {
/*
* It is expected that VoP is supported with single KW/user
* SVA3.0 model, hence get it directly with hard offset.
*/
if (!st_ses->sm_merged) {
hw_ses->user_level = (int32_t)(*(payload_ptr +
GENERIC_DET_EVENT_USER_LEVEL_OFFSET));
} else {
/* Extract from first stage merged conf levels */
check_and_extract_det_conf_levels_payload(st_ses,
payload_ptr + (4 * sizeof(uint32_t)),
*((uint32_t *)payload_ptr + 3),
&cf_levels, &cf_levels_size);
if (!cf_levels || !cf_levels_size)
break;
hw_ses->user_level = cf_levels[1];
ALOGV("%s:hw_ses->user_level %d at cf_levels[1]",
__func__, hw_ses->user_level);
}
}
break;
case KEY_ID_KEYWORD_POSITION_STATS:
hw_ses->kw_start_idx = *((uint32_t *)payload_ptr +
GENERIC_DET_EVENT_KW_START_OFFSET);
hw_ses->kw_end_idx = *((uint32_t *)payload_ptr +
GENERIC_DET_EVENT_KW_END_OFFSET);
break;
case KEY_ID_TIMESTAMP_INFO:
/* No op */
break;
default:
ALOGW("%s: Unsupported generic detection event key id",
__func__);
break;
}
count_size += GENERIC_DET_EVENT_HEADER_SIZE + key_payload_size;
payload_ptr += GENERIC_DET_EVENT_HEADER_SIZE + key_payload_size;
}
} else {
/*
* This case is for the DSP detection events which are not the generic
* detection event. There will be no keyword indices from first stage
* detection, so the start index will be 0 and the end index will be the
* buffer duration sent from the app. If this is not sent, the keyword
* duration from platform xml will be used.
*/
hw_ses->kw_start_idx = 0;
if (hw_ses->max_hist_buf) {
hw_ses->kw_end_idx =
convert_ms_to_bytes(hw_ses->max_hist_buf,
&hw_ses->config);
} else {
hw_ses->kw_end_idx =
convert_ms_to_bytes(st_ses->vendor_uuid_info->kw_duration,
&hw_ses->config);
}
if (is_active_vop_session) {
if (st_ses->exec_mode == ST_EXEC_MODE_CPE) {
hw_ses->user_level = (int32_t)(*(payload_ptr +
GCS_NON_GENERIC_USER_LEVEL_OFFSET));
} else if (st_ses->exec_mode == ST_EXEC_MODE_ADSP) {
hw_ses->user_level = (int32_t)(*(payload_ptr +
LSM_NON_GENERIC_USER_LEVEL_OFFSET));
}
}
}
kw_start_ms = convert_bytes_to_ms(hw_ses->kw_start_idx, &hw_ses->config);
kw_end_ms = convert_bytes_to_ms(hw_ses->kw_end_idx, &hw_ses->config);
ALOGD("%s:[%d] 1st stage kw_start = %dms, kw_end = %dms,"
"is_generic_event %d", __func__, st_ses->sm_handle,
kw_start_ms, kw_end_ms, hw_ses->is_generic_event);
return 0;
}
static inline int prepare_second_stage_for_client(st_session_t *stc_ses)
{
struct listnode *node = NULL;
st_arm_second_stage_t *st_sec_stage = NULL;
int status = 0;
ALOGV("%s:[c%d]", __func__, stc_ses->sm_handle);
list_for_each(node, &stc_ses->second_stage_list) {
st_sec_stage = node_to_item(node, st_arm_second_stage_t, list_node);
status = st_second_stage_prepare_session(st_sec_stage);
}
return status;
}
static inline int start_second_stage_for_client(st_session_t *stc_ses)
{
struct listnode *node = NULL;
st_arm_second_stage_t *st_sec_stage = NULL;
int status = 0;
ALOGV("%s:[c%d]", __func__, stc_ses->sm_handle);
list_for_each(node, &stc_ses->second_stage_list) {
st_sec_stage = node_to_item(node, st_arm_second_stage_t, list_node);
status = st_second_stage_start_session(st_sec_stage);
}
return status;
}
static inline void stop_second_stage_for_client(st_session_t *stc_ses)
{
struct listnode *node = NULL;
st_arm_second_stage_t *st_sec_stage = NULL;
ALOGV("%s:[c%d]", __func__, stc_ses->sm_handle);
list_for_each(node, &stc_ses->second_stage_list) {
st_sec_stage = node_to_item(node, st_arm_second_stage_t, list_node);
st_second_stage_stop_session(st_sec_stage);
}
}
static int generate_legacy_st_phrase_recognition_event
(
const struct sound_trigger_phrase_sound_model *phrase_sm,
const struct sound_trigger_recognition_config *rc_config,
const void *payload,
unsigned int payload_size,
struct sound_trigger_phrase_recognition_event **out_rc_event
)
{
struct sound_trigger_phrase_recognition_event *event;
unsigned int i = 0, j = 0, user_id = 0;
ALOGD("%s: Enter payload_size %d", __func__, payload_size);
if(!payload || !phrase_sm || !rc_config || !out_rc_event) {
ALOGE("%s: Null params", __func__);
return -EINVAL;
}
*out_rc_event = NULL;
event = calloc(1, sizeof(*event) + payload_size);
if (!event) {
ALOGE("%s: event allocation failed size %d", __func__, payload_size);
return -ENODEV;
}
event->num_phrases = rc_config->num_phrases;
event->common.data_offset = sizeof(*event);
event->common.data_size = payload_size;
memcpy((char *)event + event->common.data_offset, payload, payload_size);
/* fill confidence levels */
for (i = 0; i < rc_config->num_phrases; i++) {
event->phrase_extras[i].id = rc_config->phrases[i].id;
event->phrase_extras[i].recognition_modes =
phrase_sm->phrases[0].recognition_mode;
event->phrase_extras[i].confidence_level = ((char *)payload)[i];
event->phrase_extras[i].num_levels = rc_config->phrases[i].num_levels;
for (j = 0; j < rc_config->phrases[i].num_levels; j++) {
user_id = rc_config->phrases[i].levels[j].user_id;
event->phrase_extras[i].levels[j].user_id = user_id;
event->phrase_extras[i].levels[j].level =
((char *)payload)[user_id];
}
}
*out_rc_event = event;
return 0;
}
/*
* This function sets the opaque data size for the DSP's generic detection
* events. This opaque data can now have varying size based on the requested
* params.
*/
static size_t set_opaque_data_size(char *payload, size_t payload_size,
uint32_t version)
{
size_t count_size = 0, opaque_size = 0;
uint32_t key_id = 0, key_payload_size = 0;
while (count_size < payload_size) {
key_id = *(uint32_t *)payload;
key_payload_size = *((uint32_t *)payload + 1);
switch (key_id) {
case KEY_ID_MULTI_MODEL_RESULT_INFO:
opaque_size += sizeof(struct st_param_header);
if (version != CONF_LEVELS_INTF_VERSION_0002) {
opaque_size +=
sizeof(struct st_confidence_levels_info);
} else {
opaque_size +=
sizeof(struct st_confidence_levels_info_v2);
}
opaque_size += sizeof(struct st_param_header) +
sizeof(struct st_keyword_indices_info);
opaque_size += sizeof(struct st_param_header) +
sizeof(struct st_timestamp_info);
break;
case KEY_ID_CONFIDENCE_LEVELS:
opaque_size += sizeof(struct st_param_header);
if (version != CONF_LEVELS_INTF_VERSION_0002) {
opaque_size +=
sizeof(struct st_confidence_levels_info);
} else {
opaque_size +=
sizeof(struct st_confidence_levels_info_v2);
}
break;
case KEY_ID_KEYWORD_POSITION_STATS:
opaque_size += sizeof(struct st_param_header) +
sizeof(struct st_keyword_indices_info);
break;
case KEY_ID_TIMESTAMP_INFO:
opaque_size += sizeof(struct st_param_header) +
sizeof(struct st_timestamp_info);
break;
default:
ALOGE("%s: Unsupported generic detection event key id", __func__);
break;
}
count_size += GENERIC_DET_EVENT_HEADER_SIZE + key_payload_size;
payload += GENERIC_DET_EVENT_HEADER_SIZE + key_payload_size;
}
return opaque_size;
}
/*
* This function packs the updated opaque data confidence levels which are
* passed to the client via callback.
*/
static int pack_opaque_data_conf_levels(
st_proxy_session_t *st_ses, void *opaque_data,
uint8_t *payload,
unsigned int payload_size)
{
uint8_t *payload_ptr = payload;
unsigned int i = 0, j = 0, k = 0, user_id = 0;
st_arm_second_stage_t *st_sec_stage = NULL;
struct listnode *node = NULL;
struct st_confidence_levels_info *conf_levels = NULL;
struct st_confidence_levels_info_v2 *conf_levels_v2 = NULL;
st_session_t *stc_ses = st_ses->det_stc_ses;
int32_t kw_level = 0, user_level = 0;
list_for_each(node, &stc_ses->second_stage_list) {
st_sec_stage = node_to_item(node, st_arm_second_stage_t, list_node);
if (IS_KEYWORD_DETECTION_MODEL(st_sec_stage->ss_info->sm_id)) {
kw_level = st_sec_stage->ss_session->confidence_score;
} else if (IS_USER_VERIFICATION_MODEL(st_sec_stage->ss_info->sm_id)) {
user_level = st_sec_stage->ss_session->confidence_score;
}
}
if (stc_ses->conf_levels_intf_version != CONF_LEVELS_INTF_VERSION_0002) {
conf_levels = (struct st_confidence_levels_info *)opaque_data;
for (i = 0; i < conf_levels->num_sound_models; i++) {
if (conf_levels->conf_levels[i].sm_id == ST_SM_ID_SVA_GMM) {
for (j = 0;
j < conf_levels->conf_levels[i].num_kw_levels; j++) {
if (j <= payload_size)
conf_levels->conf_levels[i].kw_levels[j].kw_level =
payload_ptr[j];
else
ALOGE("%s: unexpected conf size %d < %d", __func__,
payload_size, j);
for (k = 0;
k < conf_levels->conf_levels[i].kw_levels[j].num_user_levels;
k++) {
user_id =
conf_levels->conf_levels[i].kw_levels[j].
user_levels[k].user_id;
if (user_id <= payload_size)
conf_levels->conf_levels[i].kw_levels[j].
user_levels[k].level = payload_ptr[user_id];
else
ALOGE("%s: Unexpected conf size %d < %d", __func__,
payload_size, user_id);
}
}
} else if (IS_KEYWORD_DETECTION_MODEL(conf_levels->conf_levels[i].sm_id)) {
conf_levels->conf_levels[i].kw_levels[0].kw_level = kw_level;
} else if (IS_USER_VERIFICATION_MODEL(conf_levels->conf_levels[i].sm_id)) {
/*
* Fill both the keyword and user confidence level with the
* confidence score returned from the voiceprint algorithm.
*/
conf_levels->conf_levels[i].kw_levels[0].kw_level =
(uint8_t)user_level;
conf_levels->conf_levels[i].kw_levels[0].user_levels[0].level =
(uint8_t)user_level;
}
}
} else {
conf_levels_v2 = (struct st_confidence_levels_info_v2 *)opaque_data;
for (i = 0; i < conf_levels_v2->num_sound_models; i++) {
if (conf_levels_v2->conf_levels[i].sm_id == ST_SM_ID_SVA_GMM) {
for (j = 0;
j < conf_levels_v2->conf_levels[i].num_kw_levels; j++) {
if (j <= payload_size)
conf_levels_v2->conf_levels[i].kw_levels[j].kw_level =
payload_ptr[j];
else
ALOGE("%s: unexpected conf size %d < %d", __func__,
payload_size, j);
for (k = 0;
k < conf_levels_v2->conf_levels[i].kw_levels[j].num_user_levels;
k++) {
user_id =
conf_levels_v2->conf_levels[i].kw_levels[j].
user_levels[k].user_id;
if (user_id <= payload_size)
conf_levels_v2->conf_levels[i].kw_levels[j].
user_levels[k].level = payload_ptr[user_id];
else
ALOGE("%s: Unexpected conf size %d < %d", __func__,
payload_size, user_id);
}
}
} else if (IS_KEYWORD_DETECTION_MODEL(conf_levels_v2->conf_levels[i].sm_id)) {
conf_levels_v2->conf_levels[i].kw_levels[0].kw_level = kw_level;
} else if (IS_USER_VERIFICATION_MODEL(conf_levels_v2->conf_levels[i].sm_id)) {
/*
* Fill both the keyword and user confidence level with the
* confidence score returned from the voiceprint algorithm.
*/
conf_levels_v2->conf_levels[i].kw_levels[0].kw_level =
user_level;
conf_levels_v2->conf_levels[i].kw_levels[0].user_levels[0].level =
user_level;
}
}
}
return 0;
}
/* This function packs the sound trigger API confidence levels */
static int pack_recognition_event_conf_levels(
st_proxy_session_t *st_ses, uint8_t *payload,
unsigned int payload_size,
struct sound_trigger_phrase_recognition_event *local_event)
{
unsigned int j = 0, k = 0, user_id = 0;
st_arm_second_stage_t *st_sec_stage = NULL;
struct listnode *node = NULL;
st_session_t *stc_ses = st_ses->det_stc_ses;
struct sound_trigger_phrase_sound_model *phrase_sm =
(struct sound_trigger_phrase_sound_model *)stc_ses->phrase_sm;
/*
* Fill in the GMM confidence levels to the sound trigger recognition event
* APIs first. If any second stage session is enabled, overwrite the APIs
* with the second stage confidence levels.
*/
for (j = 0; j < stc_ses->rc_config->num_phrases; j++) {
local_event->phrase_extras[j].id = stc_ses->rc_config->phrases[j].id;
local_event->phrase_extras[j].recognition_modes =
phrase_sm->phrases[j].recognition_mode;
local_event->phrase_extras[j].num_levels =
stc_ses->rc_config->phrases[j].num_levels;
if (j <= payload_size)
local_event->phrase_extras[j].confidence_level = payload[j];
else
ALOGE("%s: unexpected conf size %d < %d", __func__,
payload_size, j);
for (k = 0; k < stc_ses->rc_config->phrases[j].num_levels; k++) {
user_id = stc_ses->rc_config->phrases[j].levels[k].user_id;
if (user_id <= payload_size) {
local_event->phrase_extras[j].levels[k].user_id = user_id;
local_event->phrase_extras[j].levels[k].level =
payload[user_id];
} else {
ALOGE("%s: Unexpected conf size %d < %d", __func__,
payload_size, user_id);
}
}
}
list_for_each(node, &stc_ses->second_stage_list) {
st_sec_stage = node_to_item(node, st_arm_second_stage_t, list_node);
if (IS_KEYWORD_DETECTION_MODEL(st_sec_stage->ss_info->sm_id)) {
local_event->phrase_extras[0].confidence_level =
(uint8_t)st_sec_stage->ss_session->confidence_score;
} else if (IS_USER_VERIFICATION_MODEL(st_sec_stage->ss_info->sm_id)) {
local_event->phrase_extras[0].levels[0].level =
(uint8_t)st_sec_stage->ss_session->confidence_score;
}
}
return 0;
}
static int parse_generic_event_and_pack_opaque_data(
st_proxy_session_t *st_ses, uint8_t *opaque_data,
uint8_t *payload, size_t payload_size,
struct sound_trigger_phrase_recognition_event *local_event)
{
uint32_t key_id = 0, key_payload_size = 0;
uint32_t timestamp_msw = 0, timestamp_lsw = 0;
struct st_param_header *param_hdr = NULL;
struct st_keyword_indices_info *kw_indices = NULL;
struct st_timestamp_info *timestamps = NULL;
size_t count_size = 0;
st_arm_second_stage_t *st_sec_stage = NULL;
struct listnode *node = NULL;
st_session_t *stc_ses = st_ses->det_stc_ses;
int status = 0;
unsigned char *cf_levels = NULL;
unsigned int cf_levels_size = 0;
multi_model_result_info_t *result_info = NULL;
while (count_size < payload_size) {
key_id = *(uint32_t *)payload;
key_payload_size = *((uint32_t *)payload + 1);
switch (key_id) {
case KEY_ID_MULTI_MODEL_RESULT_INFO:
if (st_ses->f_stage_version == ST_MODULE_TYPE_GMM) {
ALOGE("%s: Error. Multi sm result info supported on PDK5 only",
__func__);
status = -EINVAL;
goto exit;
}
/* Set confidence levels */
param_hdr = (struct st_param_header *)opaque_data;
param_hdr->key_id = ST_PARAM_KEY_CONFIDENCE_LEVELS;
opaque_data += sizeof(struct st_param_header);
if (stc_ses->conf_levels_intf_version !=
CONF_LEVELS_INTF_VERSION_0002) {
param_hdr->payload_size =
sizeof(struct st_confidence_levels_info);
} else {
param_hdr->payload_size =
sizeof(struct st_confidence_levels_info_v2);
}
result_info = (multi_model_result_info_t *)(payload +
GENERIC_DET_EVENT_HEADER_SIZE);
memset(stc_ses->sm_info.det_cf_levels, 0,
MAX_MULTI_SM_CONF_LEVELS);
cf_levels = stc_ses->sm_info.det_cf_levels;
cf_levels_size = stc_ses->sm_info.cf_levels_size;
memcpy(opaque_data, stc_ses->st_conf_levels,
param_hdr->payload_size);
*(cf_levels + result_info->detected_keyword_id) =
result_info->best_confidence_level;
pack_opaque_data_conf_levels(st_ses, opaque_data,
cf_levels, cf_levels_size);
pack_recognition_event_conf_levels(st_ses, cf_levels,
cf_levels_size, local_event);
opaque_data += param_hdr->payload_size;
/* Set keyword indices */
param_hdr = (struct st_param_header *)opaque_data;
param_hdr->key_id = ST_PARAM_KEY_KEYWORD_INDICES;
param_hdr->payload_size = sizeof(struct st_keyword_indices_info);
opaque_data += sizeof(struct st_param_header);
kw_indices = (struct st_keyword_indices_info *)opaque_data;
kw_indices->version = 0x1;
kw_indices->start_index = result_info->keyword_start_idx_bytes;
kw_indices->end_index = result_info->keyword_end_idx_bytes;
list_for_each(node, &stc_ses->second_stage_list) {
st_sec_stage = node_to_item(node, st_arm_second_stage_t,
list_node);
if (IS_KEYWORD_DETECTION_MODEL(st_sec_stage->ss_info->sm_id)) {
kw_indices->start_index =
st_sec_stage->ss_session->kw_start_idx;
kw_indices->end_index =
st_sec_stage->ss_session->kw_end_idx;
}
}
opaque_data += sizeof(struct st_keyword_indices_info);
/* Set timestamp */
param_hdr = (struct st_param_header *)opaque_data;
param_hdr->key_id = ST_PARAM_KEY_TIMESTAMP;
param_hdr->payload_size = sizeof(struct st_timestamp_info);
opaque_data += sizeof(struct st_param_header);
timestamps = (struct st_timestamp_info *)opaque_data;
timestamps->version = 0x1;
timestamps->first_stage_det_event_time =
(uint64_t)result_info->timestamp_msw_us << 32 |
result_info->timestamp_lsw_us;
if (!list_empty(&stc_ses->second_stage_list))
timestamps->second_stage_det_event_time =
st_ses->hw_ses_current->second_stage_det_event_time;
opaque_data += sizeof(struct st_timestamp_info);
break;
case KEY_ID_CONFIDENCE_LEVELS:
/* Pack the opaque data confidence levels structure */
param_hdr = (struct st_param_header *)opaque_data;
param_hdr->key_id = ST_PARAM_KEY_CONFIDENCE_LEVELS;
opaque_data += sizeof(struct st_param_header);
if (stc_ses->conf_levels_intf_version !=
CONF_LEVELS_INTF_VERSION_0002) {
param_hdr->payload_size =
sizeof(struct st_confidence_levels_info);
} else {
param_hdr->payload_size =
sizeof(struct st_confidence_levels_info_v2);
}
check_and_extract_det_conf_levels_payload(st_ses,
payload + (4 * sizeof(uint32_t)), *((uint32_t *)payload + 3),
&cf_levels, &cf_levels_size);
if (!cf_levels || !cf_levels_size) {
status = -EINVAL;
goto exit;
}
memcpy(opaque_data, stc_ses->st_conf_levels,
param_hdr->payload_size);
pack_opaque_data_conf_levels(st_ses, opaque_data,
cf_levels, cf_levels_size);
pack_recognition_event_conf_levels(st_ses, cf_levels,
cf_levels_size, local_event);
opaque_data += param_hdr->payload_size;
break;
case KEY_ID_KEYWORD_POSITION_STATS:
/* Pack the opaque data keyword indices structure */
param_hdr = (struct st_param_header *)opaque_data;
param_hdr->key_id = ST_PARAM_KEY_KEYWORD_INDICES;
param_hdr->payload_size = sizeof(struct st_keyword_indices_info);
opaque_data += sizeof(struct st_param_header);
kw_indices = (struct st_keyword_indices_info *)opaque_data;
kw_indices->version = 0x1;
kw_indices->start_index = *((uint32_t *)payload + 3);
kw_indices->end_index = *((uint32_t *)payload + 4);
list_for_each(node, &stc_ses->second_stage_list) {
st_sec_stage = node_to_item(node, st_arm_second_stage_t,
list_node);
if (IS_KEYWORD_DETECTION_MODEL(st_sec_stage->ss_info->sm_id)) {
kw_indices->start_index =
st_sec_stage->ss_session->kw_start_idx;
kw_indices->end_index =
st_sec_stage->ss_session->kw_end_idx;
}
}
opaque_data += sizeof(struct st_keyword_indices_info);
break;
case KEY_ID_TIMESTAMP_INFO:
/* Pack the opaque data detection timestamp structure */
param_hdr = (struct st_param_header *)opaque_data;
param_hdr->key_id = ST_PARAM_KEY_TIMESTAMP;
param_hdr->payload_size = sizeof(struct st_timestamp_info);
opaque_data += sizeof(struct st_param_header);
timestamp_lsw = *((uint32_t *)payload + 3);
timestamp_msw = *((uint32_t *)payload + 4);
timestamps = (struct st_timestamp_info *)opaque_data;
timestamps->version = 0x1;
timestamps->first_stage_det_event_time =
(uint64_t)timestamp_msw << 32 | timestamp_lsw;
if (!list_empty(&stc_ses->second_stage_list))
timestamps->second_stage_det_event_time =
st_ses->hw_ses_current->second_stage_det_event_time;
opaque_data += sizeof(struct st_timestamp_info);
break;
default:
ALOGE("%s: Unsupported generic detection event key id", __func__);
status = -EINVAL;
goto exit;
}
count_size += GENERIC_DET_EVENT_HEADER_SIZE + key_payload_size;
payload += GENERIC_DET_EVENT_HEADER_SIZE + key_payload_size;
}
exit:
return status;
}
static int parse_generic_event_without_opaque_data(
st_proxy_session_t *st_ses, uint8_t *payload, size_t payload_size,
struct sound_trigger_phrase_recognition_event *local_event)
{
uint32_t key_id = 0, key_payload_size = 0;
size_t count_size = 0;
int status = 0;
unsigned char *cf_levels = NULL;
unsigned int cf_levels_size = 0;
while (count_size < payload_size) {
key_id = *(uint32_t *)payload;
key_payload_size = *((uint32_t *)payload + 1);
switch (key_id) {
case KEY_ID_CONFIDENCE_LEVELS:
check_and_extract_det_conf_levels_payload(st_ses,
payload + (4 * sizeof(uint32_t)), *((uint32_t *)payload + 3),
&cf_levels, &cf_levels_size);
if (!cf_levels || !cf_levels_size) {
status = -EINVAL;
return status;
}
pack_recognition_event_conf_levels(st_ses, cf_levels,
cf_levels_size, local_event);
return status;
case KEY_ID_KEYWORD_POSITION_STATS:
count_size += GENERIC_DET_EVENT_HEADER_SIZE + key_payload_size;
payload += GENERIC_DET_EVENT_HEADER_SIZE + key_payload_size;
break;
case KEY_ID_TIMESTAMP_INFO:
count_size += GENERIC_DET_EVENT_HEADER_SIZE + key_payload_size;
payload += GENERIC_DET_EVENT_HEADER_SIZE + key_payload_size;
break;
default:
ALOGE("%s: Unsupported generic detection event key id", __func__);
status = -EINVAL;
return status;
}
}
return status;
}
/*
* This function handles detection payloads in the format of the DSP's
* generic detection event.
*/
int process_detection_event_keyphrase_v2(
st_proxy_session_t *st_ses, int detect_status,
void *payload, size_t payload_size,
struct sound_trigger_phrase_recognition_event **event)
{
st_hw_session_t *st_hw_ses = st_ses->hw_ses_current;
st_session_t *stc_ses = st_ses->det_stc_ses;
unsigned int i = 0, j = 0;
int status = 0;
uint8_t *opaque_data = NULL;
size_t opaque_size = 0;
struct sound_trigger_phrase_recognition_event *local_event = NULL;
if (st_ses->vendor_uuid_info->is_qcva_uuid)
opaque_size = set_opaque_data_size(payload, payload_size,
stc_ses->conf_levels_intf_version);
else
opaque_size = payload_size;
local_event = calloc(1,
sizeof(struct sound_trigger_phrase_recognition_event) + opaque_size);
if (!local_event) {
ALOGE("%s: local_event allocation failed, opaque data size = %d",
__func__, (unsigned int)opaque_size);
return -ENOMEM;
}
local_event->num_phrases = stc_ses->rc_config->num_phrases;
local_event->common.data_offset =
sizeof(struct sound_trigger_phrase_recognition_event);
local_event->common.data_size = opaque_size;
opaque_data = (uint8_t *)local_event + local_event->common.data_offset;
if (st_ses->vendor_uuid_info->is_qcva_uuid) {
if (stc_ses->rc_config->data_size > CUSTOM_CONFIG_OPAQUE_DATA_SIZE) {
status = parse_generic_event_and_pack_opaque_data(st_ses,
opaque_data, payload, payload_size, local_event);
if (status) {
ALOGE("%s: Failed to parse generic detection event with opaque"
"data %d", __func__, status);
goto exit;
}
if (st_ses->stdev->enable_debug_dumps) {
ST_DBG_DECLARE(FILE *opaque_fd = NULL;
static int opaque_cnt = 0);
ST_DBG_FILE_OPEN_WR(opaque_fd, ST_DEBUG_DUMP_LOCATION,
"detection_opaque_data", "bin", opaque_cnt++);
ST_DBG_FILE_WRITE(opaque_fd, opaque_data, opaque_size);
ST_DBG_FILE_CLOSE(opaque_fd);
}
} else {
status = parse_generic_event_without_opaque_data(st_ses, payload,
payload_size, local_event);
if (status) {
ALOGE("%s: Failed to parse generic detection event without"
"opaque data %d", __func__, status);
goto exit;
}
}
} else {
memcpy(local_event->phrase_extras,
stc_ses->rc_config->phrases, stc_ses->rc_config->num_phrases *
sizeof(struct sound_trigger_phrase_recognition_extra));
local_event->num_phrases = stc_ses->rc_config->num_phrases;
local_event->common.data_offset = sizeof(*local_event);
local_event->common.data_size = opaque_size;
memcpy(opaque_data, payload, opaque_size);
opaque_data += opaque_size;
}
/*
* fill the remaining recognition event parameters not specific
* to soundmodel lib
*/
local_event->common.status = detect_status;
local_event->common.type = stc_ses->phrase_sm->common.type;
local_event->common.model = stc_ses->sm_handle;
local_event->common.capture_available =
stc_ses->rc_config->capture_requested;
local_event->common.capture_delay_ms = 0;
local_event->common.capture_preamble_ms = 0;
local_event->common.audio_config.sample_rate =
SOUND_TRIGGER_SAMPLING_RATE_16000;
local_event->common.audio_config.format = AUDIO_FORMAT_PCM_16_BIT;
local_event->common.audio_config.channel_mask =
audio_channel_in_mask_from_count(st_hw_ses->config.channels);
for (i = 0; i < local_event->num_phrases; ++i) {
ALOGV("%s: [%d] kw_id %d level %d", __func__, i,
local_event->phrase_extras[i].id,
local_event->phrase_extras[i].confidence_level);
for (j = 0; j < local_event->phrase_extras[i].num_levels; ++j) {
ALOGV("%s: [%d] user_id %d level %d ", __func__, i,
local_event->phrase_extras[i].levels[j].user_id,
local_event->phrase_extras[i].levels[j].level);
}
}
ALOGI("%s:[c%d]", __func__, stc_ses->sm_handle);
ALOGV("%s:[c%d] status=%d, type=%d, model=%d, capture_avaiable=%d, "
"num_phrases=%d id=%d", __func__, stc_ses->sm_handle,
local_event->common.status, local_event->common.type,
local_event->common.model, local_event->common.capture_available,
local_event->num_phrases, local_event->phrase_extras[0].id);
*event = local_event;
return 0;
exit:
if (local_event)
free(local_event);
return status;
}
/*
* This function handles detection payloads in the format of the DSP's
* legacy (non-generic) detection event.
* TODO: Deprecate this when DSP for all shared targets of this component
* move to generic event.
*/
static int process_detection_event_keyphrase(
st_proxy_session_t *st_ses, int detect_status,
void *payload, size_t payload_size,
struct sound_trigger_phrase_recognition_event **event)
{
st_hw_session_t *st_hw_ses = st_ses->hw_ses_current;
st_session_t *stc_ses = st_ses->det_stc_ses;
unsigned int i = 0, j = 0;
int status = 0;
struct sound_trigger_phrase_recognition_event *local_event = NULL;
size_t opaque_size = 0;
uint8_t *opaque_data = NULL, *payload_ptr = NULL;
struct st_param_header *param_hdr = NULL;
st_arm_second_stage_t *st_sec_stage = NULL;
struct listnode *node = NULL;
struct st_keyword_indices_info *kw_indices = NULL;
struct st_timestamp_info *timestamps = NULL;
bool enable_kw_indices = false;
unsigned char *cf_levels = NULL;
unsigned int cf_levels_size = 0;
if ((stc_ses->rc_config->data_size > CUSTOM_CONFIG_OPAQUE_DATA_SIZE) &&
st_ses->vendor_uuid_info->is_qcva_uuid) {
/*
* This logic is for the updated opaque data format. Sound trigger
* recognition event APIs are filled along with the opaque data's
* confidence levels, keyword indices, and timestamp parameters.
*/
opaque_size = (2 * sizeof(struct st_param_header)) +
sizeof(struct st_timestamp_info);
if (stc_ses->conf_levels_intf_version != CONF_LEVELS_INTF_VERSION_0002)
opaque_size += sizeof(struct st_confidence_levels_info);
else
opaque_size += sizeof(struct st_confidence_levels_info_v2);
list_for_each(node, &stc_ses->second_stage_list) {
st_sec_stage = node_to_item(node, st_arm_second_stage_t, list_node);
if (IS_KEYWORD_DETECTION_MODEL(st_sec_stage->ss_info->sm_id)) {
enable_kw_indices = true;
opaque_size += sizeof(struct st_param_header) +
sizeof(struct st_keyword_indices_info);
break;
}
}
local_event = calloc(1,
sizeof(struct sound_trigger_phrase_recognition_event) +
opaque_size);
if (!local_event) {
ALOGE("%s: local_event allocation failed, opaque data size = %d",
__func__, (unsigned int)opaque_size);
return -ENOMEM;
}
local_event->num_phrases = stc_ses->rc_config->num_phrases;
local_event->common.data_offset =
sizeof(struct sound_trigger_phrase_recognition_event);
local_event->common.data_size = opaque_size;
opaque_data = (uint8_t *)local_event + local_event->common.data_offset;
if (st_ses->exec_mode == ST_EXEC_MODE_CPE) {
payload_ptr = (uint8_t *)payload + 2;
payload_size -= 2; /* Re-use */
} else if (st_ses->exec_mode == ST_EXEC_MODE_ADSP) {
payload_ptr = (uint8_t *)payload;
} else {
ALOGE("%s: Invalid execution mode, exiting", __func__);
status = -EINVAL;
goto err_exit;
}
/* Pack the opaque data confidence levels structure */
param_hdr = (struct st_param_header *)opaque_data;
param_hdr->key_id = ST_PARAM_KEY_CONFIDENCE_LEVELS;
opaque_data += sizeof(struct st_param_header);
if (stc_ses->conf_levels_intf_version !=
CONF_LEVELS_INTF_VERSION_0002) {
param_hdr->payload_size =
sizeof(struct st_confidence_levels_info);
} else {
param_hdr->payload_size =
sizeof(struct st_confidence_levels_info_v2);
}
check_and_extract_det_conf_levels_payload(st_ses, payload_ptr,
payload_size, &cf_levels, &cf_levels_size);
if (!cf_levels || !cf_levels_size) {
status = -EINVAL;
goto err_exit;
}
memcpy(opaque_data, stc_ses->st_conf_levels, param_hdr->payload_size);
pack_opaque_data_conf_levels(st_ses, opaque_data, cf_levels,
cf_levels_size);
pack_recognition_event_conf_levels(st_ses, cf_levels, cf_levels_size,
local_event);
opaque_data += param_hdr->payload_size;
/* Pack the opaque data keyword indices structure */
if (enable_kw_indices) {
param_hdr = (struct st_param_header *)opaque_data;
param_hdr->key_id = ST_PARAM_KEY_KEYWORD_INDICES;
param_hdr->payload_size = sizeof(struct st_keyword_indices_info);
opaque_data += sizeof(struct st_param_header);
kw_indices = (struct st_keyword_indices_info *)opaque_data;
kw_indices->version = 0x1;
list_for_each(node, &stc_ses->second_stage_list) {
st_sec_stage = node_to_item(node, st_arm_second_stage_t,
list_node);
if (IS_KEYWORD_DETECTION_MODEL(st_sec_stage->ss_info->sm_id)) {
kw_indices->start_index =
st_sec_stage->ss_session->kw_start_idx;
kw_indices->end_index =
st_sec_stage->ss_session->kw_end_idx;
}
}
opaque_data += sizeof(struct st_keyword_indices_info);
}
/* Pack the opaque data detection timestamp structure */
param_hdr = (struct st_param_header *)opaque_data;
param_hdr->key_id = ST_PARAM_KEY_TIMESTAMP;
param_hdr->payload_size = sizeof(struct st_timestamp_info);
opaque_data += sizeof(struct st_param_header);
timestamps = (struct st_timestamp_info *)opaque_data;
timestamps->version = 0x1;
timestamps->first_stage_det_event_time =
st_hw_ses->first_stage_det_event_time;
if (!list_empty(&stc_ses->second_stage_list))
timestamps->second_stage_det_event_time =
st_hw_ses->second_stage_det_event_time;
opaque_data += sizeof(struct st_timestamp_info);
if (st_ses->stdev->enable_debug_dumps) {
ST_DBG_DECLARE(FILE *opaque_fd = NULL; static int opaque_cnt = 0);
ST_DBG_FILE_OPEN_WR(opaque_fd, ST_DEBUG_DUMP_LOCATION,
"detection_opaque_data", "bin", opaque_cnt++);
ST_DBG_FILE_WRITE(opaque_fd, (opaque_data - opaque_size),
opaque_size);
ST_DBG_FILE_CLOSE(opaque_fd);
}
} else {
if (st_ses->vendor_uuid_info->is_qcva_uuid ||
st_ses->vendor_uuid_info->is_qcmd_uuid) {
if (ST_EXEC_MODE_CPE == st_ses->exec_mode &&
!st_hw_ses->is_generic_event) {
payload_ptr = payload;
payload_ptr += 2; /* Skip minor_version and num_active_models */
payload_size -= 2;
} else {
payload_ptr = payload;
}
status = generate_legacy_st_phrase_recognition_event(
stc_ses->phrase_sm, stc_ses->rc_config, payload_ptr,
payload_size, &local_event);
if (status)
goto exit;
} else {
ALOGD("%s: Send detection payload as is", __func__);
local_event = calloc(1, sizeof(*local_event) + payload_size);
if (!local_event) {
ALOGE("%s: event allocation failed, size %zd", __func__,
payload_size);
status = -ENOMEM;
goto exit;
}
memcpy(local_event->phrase_extras,
stc_ses->rc_config->phrases, stc_ses->rc_config->num_phrases *
sizeof(struct sound_trigger_phrase_recognition_extra));
local_event->num_phrases = stc_ses->rc_config->num_phrases;
local_event->common.data_offset = sizeof(*local_event);
local_event->common.data_size = payload_size;
memcpy((char *)local_event + local_event->common.data_offset,
payload, payload_size);
}
}
/* fill the remaining recognition event parameters not specific
to soundmodel lib */
local_event->common.status = detect_status;
local_event->common.type = stc_ses->phrase_sm->common.type;
local_event->common.model = stc_ses->sm_handle;
local_event->common.capture_available =
stc_ses->rc_config->capture_requested;
local_event->common.capture_delay_ms = 0;
local_event->common.capture_preamble_ms = 0;
local_event->common.audio_config.sample_rate =
SOUND_TRIGGER_SAMPLING_RATE_16000;
local_event->common.audio_config.format = AUDIO_FORMAT_PCM_16_BIT;
local_event->common.audio_config.channel_mask =
audio_channel_in_mask_from_count(st_hw_ses->config.channels);
for (i = 0; i < local_event->num_phrases; ++i) {
ALOGV("%s: [%d] kw_id %d level %d", __func__, i,
local_event->phrase_extras[i].id,
local_event->phrase_extras[i].confidence_level);
for (j = 0; j < local_event->phrase_extras[i].num_levels; ++j) {
ALOGV("%s: [%d] user_id %d level %d ", __func__, i,
local_event->phrase_extras[i].levels[j].user_id,
local_event->phrase_extras[i].levels[j].level);
}
}
ALOGI("%s:[c%d]", __func__, stc_ses->sm_handle);
ALOGV("%s:[c%d] status=%d, type=%d, model=%d, capture_avaiable=%d, "
"num_phrases=%d id=%d", __func__, stc_ses->sm_handle,
local_event->common.status, local_event->common.type,
local_event->common.model, local_event->common.capture_available,
local_event->num_phrases, local_event->phrase_extras[0].id);
*event = local_event;
return 0;
err_exit:
if (local_event)
free(local_event);
exit:
return status;
}
static int process_detection_event_generic(st_proxy_session_t *st_ses,
int detect_status,
void *payload, size_t payload_size,
struct sound_trigger_recognition_event **event)
{
st_hw_session_t *st_hw_ses = st_ses->hw_ses_current;
st_session_t *stc_ses = st_ses->det_stc_ses;
struct st_vendor_info *v_info = st_ses->vendor_uuid_info;
int status = 0;
struct sound_trigger_recognition_event *local_event = NULL;
local_event = calloc(1, sizeof(*local_event) + payload_size);
if (!local_event) {
ALOGE("%s: event allocation failed, size %zd", __func__,
payload_size);
status = -ENOMEM;
goto exit;
}
local_event->status = detect_status;
local_event->type = stc_ses->sm_type;
local_event->model = stc_ses->sm_handle;
local_event->capture_available = stc_ses->rc_config->capture_requested;
local_event->capture_delay_ms = 0;
local_event->capture_preamble_ms = 0;
local_event->audio_config.sample_rate = v_info ?
v_info->sample_rate : SOUND_TRIGGER_SAMPLING_RATE_16000;
local_event->audio_config.format = AUDIO_FORMAT_PCM_16_BIT;
local_event->audio_config.channel_mask =
audio_channel_in_mask_from_count(st_hw_ses->config.channels);
local_event->data_offset = sizeof(*local_event);
local_event->data_size = payload_size;
memcpy((char *)local_event + local_event->data_offset,
payload, payload_size);
ALOGI("%s:[%d]", __func__, stc_ses->sm_handle);
ALOGV("%s:[c%d] status=%d, type=%d, model=%d, capture_avaiable=%d",
__func__, stc_ses->sm_handle, local_event->status,
local_event->type, local_event->model,
local_event->capture_available);
*event = local_event;
exit:
return status;
}
static inline int process_detection_event(st_proxy_session_t *st_ses,
uint64_t timestamp __unused,
int detect_status,
void *payload, size_t payload_size,
struct sound_trigger_recognition_event **event)
{
int ret;
struct sound_trigger_phrase_recognition_event *phrase_event = NULL;
*event = NULL;
if (st_ses->det_stc_ses->sm_type == SOUND_MODEL_TYPE_KEYPHRASE) {
if (sthw_extn_check_process_det_ev_support())
ret = sthw_extn_process_detection_event_keyphrase(st_ses,
timestamp, detect_status, payload, payload_size, &phrase_event);
else if (st_ses->hw_ses_current->is_generic_event &&
!st_ses->vendor_uuid_info->is_qcmd_uuid)
ret = process_detection_event_keyphrase_v2(st_ses, detect_status,
payload, payload_size, &phrase_event);
else
ret = process_detection_event_keyphrase(st_ses, detect_status,
payload, payload_size, &phrase_event);
if (phrase_event)
*event = &phrase_event->common;
} else {
ret = process_detection_event_generic(st_ses, detect_status, payload,
payload_size, event);
}
return ret;
}
/*
* If the keyword detection session detects before the user verification
* session, signal to process user verification. If the keyword detection
* session rejects before the user verification session, signal to stop
* processing user verification.
*/
static void handle_vop_pending_detection(st_arm_ss_session_t *ss_session,
unsigned int det_status, unsigned int kw_det_buff_sz)
{
if (det_status & KEYWORD_DETECTION_SUCCESS) {
if (kw_det_buff_sz > ss_session->unread_bytes)
ss_session->buff_sz = kw_det_buff_sz;
else
ss_session->buff_sz = ss_session->unread_bytes;
/*
* It is possible that VOP started processing by already consuming
* data from unread_bytes while CNN detects. In this case, it does
* not need to be signaled.
*/
if (ss_session->unread_bytes >= ss_session->buff_sz) {
ALOGD("%s: Processing UV due to KW detection success", __func__);
pthread_cond_signal(&ss_session->cond);
}
} else if (det_status & KEYWORD_DETECTION_REJECT) {
ss_session->exit_buffering = true;
ALOGD("%s: Exiting from UV due to KW detection rejection", __func__);
pthread_cond_signal(&ss_session->cond);
}
}
/*
* If the user verification session rejects before the keyword detection
* session, signal to stop processing keyword detection.
*/
static void handle_cnn_pending_detection(st_arm_ss_session_t *ss_session,
unsigned int det_status)
{
if (det_status & USER_VERIFICATION_REJECT) {
ss_session->exit_buffering = true;
ALOGD("%s: Exiting from KW detection due to UV rejection", __func__);
pthread_cond_signal(&ss_session->cond);
}
}
/*
* This thread handles detection events from the second stage sessions
* and aggregates them into 1 final decision. It will call the client callback
* or restart the first stage session based on this decision.
*/
static void *aggregator_thread_loop(void *st_session)
{
st_proxy_session_t *st_ses = (st_proxy_session_t *)st_session;
st_session_t *stc_ses = NULL;
recognition_callback_t callback = NULL;
void *cookie = NULL;
struct listnode *node = NULL;
st_arm_second_stage_t *st_sec_stage = NULL;
int status = 0, lock_status = 0;
unsigned int kw_det_buff_sz = 0, det_status = 0;
struct timespec tspec = {0};
struct sound_trigger_recognition_event *event = NULL;
bool capture_requested = false;
uint64_t callback_time = 0;
ALOGV("%s: Enter", __func__);
/*
* For multi-clients it is expected only one of the clients detection
* happens at a time. Continue processing on a run time detected client
*/
pthread_mutex_lock(&st_ses->ss_detections_lock);
while (!st_ses->exit_aggregator_loop) {
det_status = 0;
lock_status = 0;
ALOGV("%s: waiting on cond", __func__);
pthread_cond_wait(&st_ses->ss_detections_cond,
&st_ses->ss_detections_lock);
ALOGV("%s: done waiting on cond", __func__);
if (st_ses->exit_aggregator_loop) {
ALOGV("%s: exit", __func__);
pthread_mutex_unlock(&st_ses->ss_detections_lock);
return NULL;
}
if (!st_ses->det_stc_ses)
continue;
stc_ses = st_ses->det_stc_ses;
list_for_each(node, &stc_ses->second_stage_list) {
st_sec_stage = node_to_item(node, st_arm_second_stage_t,
list_node);
pthread_mutex_lock(&st_sec_stage->ss_session->lock);
det_status |= st_sec_stage->ss_session->det_status;
if (st_sec_stage->ss_session->det_status ==
KEYWORD_DETECTION_SUCCESS)
kw_det_buff_sz = st_sec_stage->ss_session->bytes_processed;
pthread_mutex_unlock(&st_sec_stage->ss_session->lock);
}
list_for_each(node, &stc_ses->second_stage_list) {
st_sec_stage = node_to_item(node, st_arm_second_stage_t,
list_node);
pthread_mutex_lock(&st_sec_stage->ss_session->lock);
if ((st_sec_stage->ss_info->sm_detection_type ==
ST_SM_TYPE_USER_VERIFICATION) &&
(det_status & USER_VERIFICATION_PENDING)) {
handle_vop_pending_detection(st_sec_stage->ss_session,
det_status, kw_det_buff_sz);
} else if ((st_sec_stage->ss_info->sm_detection_type ==
ST_SM_TYPE_KEYWORD_DETECTION) &&
(det_status & KEYWORD_DETECTION_PENDING)) {
handle_cnn_pending_detection(st_sec_stage->ss_session,
det_status);
}
pthread_mutex_unlock(&st_sec_stage->ss_session->lock);
}
if (!IS_SS_DETECTION_PENDING(det_status)) {
pthread_mutex_lock(&st_ses->lock);
/*
* If the client stops before 2nd stage finishes processing, or a
* transition is in progress, the detection event should not be
* handled.
*/
if ((st_ses->current_state != buffering_state_fn) ||
(st_ses->exec_mode == ST_EXEC_MODE_NONE)) {
ALOGW("%s: First stage is not in a valid state, continuing",
__func__);
pthread_mutex_unlock(&st_ses->lock);
continue;
}
if (IS_SS_DETECTION_SUCCESS(det_status)) {
clock_gettime(CLOCK_MONOTONIC, &tspec);
st_ses->hw_ses_current->second_stage_det_event_time =
get_current_time_ns();
ATRACE_ASYNC_END("sthal: detection success",
st_ses->sm_handle);
status = process_detection_event(st_ses,
st_ses->det_session_ev->payload.detected.timestamp,
st_ses->det_session_ev->payload.detected.detect_status,
st_ses->det_session_ev->payload.detected.detect_payload,
st_ses->det_session_ev->payload.detected.payload_size,
&event);
if (status || !event) {
ALOGE("%s:[%d] process_detection_event failed err %d",
__func__, st_ses->sm_handle, status);
/*
* Stop buffering if this is not a successful detection and
* LAB is triggered in hw automatically
*/
st_ses->hw_ses_current->fptrs->stop_buffering(
st_ses->hw_ses_current);
pthread_mutex_unlock(&st_ses->lock);
if (event) {
free(event);
event = NULL;
}
goto exit;
}
stc_ses->detection_sent = true;
callback = stc_ses->callback;
capture_requested = stc_ses->rc_config->capture_requested;
cookie = stc_ses->cookie;
callback_time = get_current_time_ns();
ALOGD("%s:[c%d] Second stage detected successfully, "
"calling client callback", __func__, stc_ses->sm_handle);
ALOGD("%s: Total sthal processing time: %llums", __func__,
(callback_time - st_ses->detection_event_time) /
NSECS_PER_MSEC);
pthread_mutex_unlock(&st_ses->lock);
ATRACE_BEGIN("sthal: client detection callback");
callback(event, cookie);
free(event);
ATRACE_END();
/*
* The client could unload the sound model during the callback,
* which would join this thread and wait for this thread exit
* as part of st_session_deinit() with st_session_lock held. By
* this time, the state is also moved to idle. To avoid
* deadlock, upon return from client callback, try acquiring
* lock only if not in idle state, else exit right away.
*/
do {
lock_status = pthread_mutex_trylock(&st_ses->lock);
} while (lock_status && (st_ses->current_state !=
idle_state_fn));
if (st_ses->current_state == idle_state_fn) {
ALOGV("%s:[%d] client unloaded after callback"
", lock status %d", __func__, st_ses->sm_handle,
lock_status);
if (!lock_status)
pthread_mutex_unlock(&st_ses->lock);
goto exit;
}
/*
* If client has not requested capture data,
* stop hw session buffering here to resume next
* detection
*/
if (!capture_requested)
st_ses->hw_ses_current->fptrs->stop_buffering(
st_ses->hw_ses_current);
} else {
ATRACE_ASYNC_END("sthal: detection reject",
st_ses->sm_handle);
ALOGD("%s: Second stage did NOT detect, restarting st_session",
__func__);
st_ses->hw_ses_current->fptrs->stop_buffering(
st_ses->hw_ses_current);
start_second_stage_for_client(stc_ses);
st_session_ev_t ev = {.ev_id = ST_SES_EV_RESTART,
.stc_ses = stc_ses};
DISPATCH_EVENT(st_ses, ev, status);
}
pthread_mutex_unlock(&st_ses->lock);
} else {
ALOGV("%s: There is a second stage session pending, continuing",
__func__);
}
}
exit:
pthread_mutex_unlock(&st_ses->ss_detections_lock);
ALOGV("%s: Exit", __func__);
return NULL;
}
static void init_det_event_aggregator(st_proxy_session_t *st_ses)
{
int status = 0;
pthread_condattr_t attr;
ALOGV("%s", __func__);
st_ses->exit_aggregator_loop = false;
pthread_mutex_init(&st_ses->ss_detections_lock, NULL);
pthread_condattr_init(&attr);
pthread_condattr_setclock(&attr, CLOCK_MONOTONIC);
pthread_cond_init(&st_ses->ss_detections_cond, &attr);
pthread_condattr_destroy(&attr);
status = pthread_create(&st_ses->aggregator_thread, NULL,
aggregator_thread_loop, st_ses);
if (status) {
ALOGE("%s: Error creating aggregator thread. status = %d",
__func__, status);
} else {
st_ses->aggregator_thread_created = true;
}
}
static void destroy_det_event_aggregator(st_proxy_session_t *st_ses)
{
int status = 0;
ALOGV("%s", __func__);
st_ses->exit_aggregator_loop = true;
pthread_mutex_lock(&st_ses->ss_detections_lock);
pthread_cond_signal(&st_ses->ss_detections_cond);
pthread_mutex_unlock(&st_ses->ss_detections_lock);
status = pthread_join(st_ses->aggregator_thread, NULL);
if (status)
ALOGE("%s: Error joining aggregator thread. status = %d",
__func__, status);
pthread_cond_destroy(&st_ses->ss_detections_cond);
pthread_mutex_destroy(&st_ses->ss_detections_lock);
st_ses->aggregator_thread_created = false;
}
static int init_st_hw_config(st_hw_session_t *hw_ses, uint32_t model_id)
{
struct st_hw_ses_config *sthw_cfg = NULL;
int status;
sthw_cfg = get_sthw_cfg_for_model_id(hw_ses, model_id);
if (sthw_cfg) {
ALOGD("%s: Already initialized sthw_cfg with m_id[%d]",
__func__, model_id);
return 0;
}
sthw_cfg = calloc(1, sizeof(struct st_hw_ses_config));
if (!sthw_cfg) {
ALOGE("%s: Failed to allocate struct st_hw_ses_config, exiting",
__func__);
return -ENOMEM;
}
sthw_cfg->model_id = model_id;
if (hw_ses->f_stage_version == ST_MODULE_TYPE_PDK5) {
sthw_cfg->conf_levels = calloc(1, MAX_MULTI_SM_CONF_LEVELS);
if (!sthw_cfg->conf_levels) {
ALOGE("%s: Failed to allocate conf_levels, exiting",
__func__);
status = -ENOMEM;
goto exit;
}
memset(sthw_cfg->conf_levels, MAX_CONF_LEVEL_VALUE,
MAX_MULTI_SM_CONF_LEVELS);
}
list_add_tail(&hw_ses->sthw_cfg_list,
&sthw_cfg->sthw_cfg_list_node);
return 0;
exit:
if (sthw_cfg) {
free(sthw_cfg);
sthw_cfg = NULL;
}
return status;
}
static int deinit_st_hw_config(st_hw_session_t *hw_ses, uint32_t model_id)
{
struct st_hw_ses_config *sthw_cfg = NULL;
sthw_cfg = get_sthw_cfg_for_model_id(hw_ses, model_id);
if (!sthw_cfg) {
ALOGE("%s: Unexpected, no matching sthw_cfg", __func__);
return -EINVAL;
}
if (hw_ses->f_stage_version == ST_MODULE_TYPE_PDK5 &&
sthw_cfg->conf_levels) {
free(sthw_cfg->conf_levels);
sthw_cfg->conf_levels = NULL;
}
list_remove(&sthw_cfg->sthw_cfg_list_node);
free(sthw_cfg);
sthw_cfg = NULL;
return 0;
}
/* This function is called for multi-client */
static int handle_load_sm(st_proxy_session_t *st_ses, st_session_t *stc_ses)
{
st_hw_session_t *hw_ses = st_ses->hw_ses_current;
st_proxy_session_state_fn_t curr_state = st_ses->current_state;
struct st_proxy_ses_sm_info_wrapper *p_info = NULL;
struct st_hw_ses_config *sthw_cfg = NULL;
int status = 0;
ALOGV("%s:[c%d-%d]", __func__, stc_ses->sm_handle, st_ses->sm_handle);
if (!stc_ses->phrase_sm) {
ALOGE("%s:[c%d] sound model data is not initialzed", __func__,
stc_ses->sm_handle);
return -EINVAL;
}
if (!is_other_client_attached(st_ses, stc_ses)) {
ALOGE("%s:[c%d] Unexpected without multi-clients", __func__,
stc_ses->sm_handle);
return -EINVAL;
}
if (st_ses->current_state == buffering_state_fn)
hw_ses->fptrs->stop_buffering(hw_ses);
if (st_ses->current_state == active_state_fn ||
st_ses->current_state == detected_state_fn ||
st_ses->current_state == buffering_state_fn) {
status = stop_session(st_ses, hw_ses, false);
if (status)
ALOGE("%s:[%d] stop_session failed %d", __func__, st_ses->sm_handle,
status);
STATE_TRANSITION(st_ses, loaded_state_fn);
}
if (st_ses->f_stage_version == ST_MODULE_TYPE_GMM) {
status = hw_ses->fptrs->dereg_sm(hw_ses, 0);
if (status) {
ALOGE("%s:[%d] dereg_sm failed %d", __func__,
st_ses->sm_handle, status);
}
}
/* Continue updating sound model resulting in merged model */
status = update_sound_model(stc_ses, true);
if (status) {
ALOGE("%s:[c%d] update_sound_model add failed %d", __func__,
stc_ses->sm_handle, status);
goto exit;
}
p_info = get_sm_info_for_model_id(st_ses, stc_ses->sm_info.model_id);
if (!p_info) {
ALOGE("%s: Unexpected, no matching sm_info" , __func__);
status = -EINVAL;
goto exit_1;
}
if (st_ses->f_stage_version == ST_MODULE_TYPE_GMM) {
sthw_cfg = get_sthw_cfg_for_model_id(hw_ses, 0);
if (!sthw_cfg) {
ALOGE("%s: Unexpected, no matching sthw_cfg", __func__);
status = -EINVAL;
goto exit_1;
}
sthw_cfg->conf_levels = p_info->sm_info.cf_levels;
sthw_cfg->num_conf_levels = p_info->sm_info.cf_levels_size;
/*
* Sound model merge would have changed the order of merge conf levels,
* which need to be re-updated for all current active clients, if any.
*/
status = update_merge_conf_levels_payload_with_active_clients(st_ses);
if (status)
goto exit_1;
} else {
status = init_st_hw_config(hw_ses, stc_ses->sm_info.model_id);
if (status)
goto exit_1;
}
hw_ses->sthw_cfg_updated = true;
status = hw_ses->fptrs->reg_sm(hw_ses, p_info->sm_info.sm_data,
p_info->sm_info.sm_size, p_info->sm_info.model_id);
if (status) {
ALOGE("%s:[%d] reg_sm failed %d", __func__,
st_ses->sm_handle, status);
goto exit_1;
}
if (curr_state == active_state_fn ||
curr_state == detected_state_fn ||
curr_state == buffering_state_fn) {
status = start_session(st_ses, hw_ses, false);
if (status)
goto exit_2;
STATE_TRANSITION(st_ses, active_state_fn);
}
return 0;
exit_2:
if (!st_ses->stdev->ssr_offline_received)
hw_ses->fptrs->dereg_sm(hw_ses, p_info->sm_info.model_id);
exit_1:
if (!st_ses->stdev->ssr_offline_received) {
update_sound_model(stc_ses, false);
if (st_ses->f_stage_version == ST_MODULE_TYPE_GMM)
update_merge_conf_levels_payload_with_active_clients(st_ses);
}
exit:
if (st_ses->stdev->ssr_offline_received) {
dereg_all_sm(st_ses, hw_ses);
STATE_TRANSITION(st_ses, ssr_state_fn);
status = 0;
}
return status;
}
/* This function is called for multi-client */
static int handle_unload_sm(st_proxy_session_t *st_ses, st_session_t *stc_ses)
{
st_hw_session_t *hw_ses = st_ses->hw_ses_current;
st_proxy_session_state_fn_t curr_state = st_ses->current_state;
struct st_proxy_ses_sm_info_wrapper *p_info = NULL;
struct st_hw_ses_config *sthw_cfg = NULL;
int status = 0;
ALOGV("%s:[c%d-%d]", __func__, stc_ses->sm_handle, st_ses->sm_handle);
if (!is_other_client_attached(st_ses, stc_ses)) {
ALOGE("%s:[c%d] Unexpected without multi-clients", __func__,
stc_ses->sm_handle);
return -EINVAL;
}
if (st_ses->current_state == buffering_state_fn)
hw_ses->fptrs->stop_buffering(hw_ses);
if (st_ses->current_state == active_state_fn ||
st_ses->current_state == detected_state_fn ||
st_ses->current_state == buffering_state_fn) {
status = stop_session(st_ses, hw_ses, false);
if (status)
ALOGE("%s:[%d] stop_session failed %d", __func__,
st_ses->sm_handle, status);
STATE_TRANSITION(st_ses, loaded_state_fn);
}
status = hw_ses->fptrs->dereg_sm(hw_ses, stc_ses->sm_info.model_id);
if (status)
ALOGE("%s:[%d] dereg_sm failed %d", __func__, st_ses->sm_handle, status);
/* Continue deleting this model */
status = update_sound_model(stc_ses, false);
if (status)
ALOGE("%s:[c%d] update_sound_model delete failed %d", __func__,
stc_ses->sm_handle, status);
if (st_ses->f_stage_version == ST_MODULE_TYPE_GMM) {
p_info = get_sm_info_for_model_id(st_ses, 0);
if (!p_info) {
ALOGE("%s: Unexpected, no matching sm_info" , __func__);
status = -EINVAL;
goto exit;
}
sthw_cfg = get_sthw_cfg_for_model_id(hw_ses, 0);
if (!sthw_cfg) {
ALOGE("%s: Unexpected, no matching sthw_cfg", __func__);
status = -EINVAL;
goto exit;
}
sthw_cfg->conf_levels = p_info->sm_info.cf_levels;
sthw_cfg->num_conf_levels = p_info->sm_info.cf_levels_size;
/*
* Sound model merge would have changed the order of merge conf levels,
* which need to be re-updated for all current active clients, if any.
*/
update_merge_conf_levels_payload_with_active_clients(st_ses);
/* Load remaining merged sound model */
status = hw_ses->fptrs->reg_sm(hw_ses, p_info->sm_info.sm_data,
p_info->sm_info.sm_size, 0);
if (status) {
ALOGE("%s:[%d] reg_sm failed %d", __func__,
st_ses->sm_handle, status);
goto exit;
}
} else {
status = deinit_st_hw_config(hw_ses, stc_ses->sm_handle);
if (status)
goto exit;
}
hw_ses->sthw_cfg_updated = true;
if (curr_state == active_state_fn ||
curr_state == detected_state_fn ||
curr_state == buffering_state_fn) {
status = start_session(st_ses, hw_ses, false);
if (status)
goto exit;
STATE_TRANSITION(st_ses, active_state_fn);
}
return 0;
exit:
if (st_ses->stdev->ssr_offline_received) {
if (st_ses->f_stage_version == ST_MODULE_TYPE_PDK5)
dereg_all_sm(st_ses, hw_ses);
STATE_TRANSITION(st_ses, ssr_state_fn);
status = 0;
}
return status;
}
static int idle_state_fn(st_proxy_session_t *st_ses, st_session_ev_t *ev)
{
int status = 0;
int ret = 0;
st_session_t *stc_ses = ev->stc_ses;
st_hw_session_t *hw_ses = st_ses->hw_ses_current;
struct st_proxy_ses_sm_info_wrapper *p_info = NULL;
/* skip parameter check as this is an internal funciton */
ALOGD("%s:[c%d-%d] handle event id %d", __func__, stc_ses->sm_handle,
st_ses->sm_handle, ev->ev_id);
switch (ev->ev_id) {
case ST_SES_EV_LOAD_SM:
if (!stc_ses->phrase_sm) {
ALOGE("%s: sound model data is not initialzed", __func__);
status = -EINVAL;
break;
}
status = update_sound_model(stc_ses, true);
if (status) {
ALOGE("%s:[c%d] update sound model add failed %d", __func__,
stc_ses->sm_handle, status);
status = -EINVAL;
break;
}
p_info = get_sm_info_for_model_id(st_ses, stc_ses->sm_info.model_id);
if (!p_info) {
ALOGE("%s: Unexpected, no matching sm_info" , __func__);
status = -EINVAL;
break;
}
status = init_st_hw_config(hw_ses, p_info->sm_info.model_id);
if (status) {
ALOGE("%s:[%d] failed to init sthw_cfg, exiting",
__func__, st_ses->sm_handle);
break;
}
/*
* Do retry to handle a corner case that when ADSP SSR ONLINE is
* received, sometimes ADSP is still not ready to receive cmd from HLOS
* and thus fails, so try more times to recover the session from SSR
* state.
*/
for (int i = 0; i < REG_SM_RETRY_CNT; i++) {
if (stc_ses->pending_load)
status = ret = reg_all_sm(st_ses, hw_ses);
else
status = ret = hw_ses->fptrs->reg_sm(hw_ses, p_info->sm_info.sm_data,
p_info->sm_info.sm_size, p_info->sm_info.model_id);
if (ret) {
if (st_ses->stdev->ssr_offline_received) {
STATE_TRANSITION(st_ses, ssr_state_fn);
status = 0;
break;
} else {
ALOGE("%s:[%d] failed to reg sm, err %d, retry cnt %d",
__func__, st_ses->sm_handle, status, i);
usleep(REG_SM_WAIT_TIME_MS * 1000);
}
} else {
break;
}
}
if (ret)
break;
STATE_TRANSITION(st_ses, loaded_state_fn);
break;
case ST_SES_EV_SET_EXEC_MODE:
stc_ses->exec_mode = ev->payload.exec_mode;
if (ev->payload.exec_mode == st_ses->exec_mode)
break;
st_ses->exec_mode = ev->payload.exec_mode;
if (ST_EXEC_MODE_CPE == st_ses->exec_mode)
st_ses->hw_ses_current = st_ses->hw_ses_cpe;
else if (ST_EXEC_MODE_ADSP == st_ses->exec_mode)
st_ses->hw_ses_current = st_ses->hw_ses_adsp;
/* remain in current state */
break;
case ST_SES_EV_PAUSE:
stc_ses->paused = true;
break;
case ST_SES_EV_RESUME:
stc_ses->paused = false;
break;
case ST_SES_EV_SSR_OFFLINE:
STATE_TRANSITION(st_ses, ssr_state_fn);
break;
case ST_SES_EV_SEND_CHMIX_COEFF:
status = -EIO;
break;
case ST_SES_EV_GET_PARAM_DATA:
status = -EIO;
break;
case ST_SES_EV_REQUEST_DET:
ALOGE("%s:[%d] Event not supported in this state",
__func__, st_ses->sm_handle);
status = -EINVAL;
break;
default:
ALOGD("%s:[%d] unhandled event", __func__, st_ses->sm_handle);
break;
};
return status;
}
static int loaded_state_fn(st_proxy_session_t *st_ses, st_session_ev_t *ev)
{
int status = 0;
st_session_t *stc_ses = ev->stc_ses;
struct listnode *node = NULL;
st_session_t *c_ses = NULL;
st_hw_session_t *hw_ses = st_ses->hw_ses_current;
st_hw_session_t *new_hw_ses = NULL;
st_exec_mode_t new_exec_mode = 0;
struct st_proxy_ses_sm_info_wrapper *p_info = NULL;
/* skip parameter check as this is an internal function */
ALOGD("%s:[c%d-%d] handle event id %d", __func__, stc_ses->sm_handle,
st_ses->sm_handle, ev->ev_id);
switch (ev->ev_id) {
case ST_SES_EV_LOAD_SM:
/* Valid only in multi-client session usecase */
status = handle_load_sm(st_ses, stc_ses);
break;
case ST_SES_EV_UNLOAD_SM:
if (is_other_client_attached(st_ses, stc_ses)) {
status = handle_unload_sm(st_ses, stc_ses);
break;
}
status = hw_ses->fptrs->dereg_sm(hw_ses, stc_ses->sm_info.model_id);
if (status)
ALOGE("%s:[%d] dereg_sm failed %d", __func__,
st_ses->sm_handle, status);
status = update_sound_model(stc_ses, false);
if (status)
ALOGE("%s:[c%d] update_sound_model failed %d", __func__,
stc_ses->sm_handle, status);
status = deinit_st_hw_config(hw_ses, stc_ses->sm_info.model_id);
if (status)
ALOGE("%s:[c%d] failed to deinit sthw_cfg",
__func__, stc_ses->sm_handle);
/* since this is a teardown scenario dont fail here */
status = 0;
STATE_TRANSITION(st_ses, idle_state_fn);
break;
case ST_SES_EV_RESUME:
stc_ses->paused = false;
if (!is_any_client_in_state(st_ses, ST_STATE_ACTIVE)) {
/*
* When a transition is needed due to lpi mode or barge-in mode,
* call dereg_sm and reg_sm to select the updated lsm_usecase.
*/
if (hw_ses->lpi_enable != hw_ses->stdev->lpi_enable ||
(hw_ses->barge_in_mode != hw_ses->stdev->barge_in_mode &&
!hw_ses->stdev->support_dynamic_ec_update)) {
hw_ses->lpi_enable = hw_ses->stdev->lpi_enable;
hw_ses->barge_in_mode = hw_ses->stdev->barge_in_mode;
status = dereg_all_sm(st_ses, hw_ses);
if (status) {
ALOGE("%s:[%d] failed to dereg_sm err %d", __func__,
st_ses->sm_handle, status);
break;
}
status = reg_all_sm(st_ses, hw_ses);
if (status) {
ALOGE("%s:[%d] failed to reg_sm err %d", __func__,
st_ses->sm_handle, status);
dereg_all_sm(st_ses, hw_ses);
STATE_TRANSITION(st_ses, idle_state_fn);
}
}
break;
}
/* Fall through */
case ST_SES_EV_START:
case ST_SES_EV_RESTART:
if (ev->ev_id == ST_SES_EV_RESTART)
update_hw_config_on_restart(st_ses, stc_ses);
/*
* During Resume, the first active client will start the hw sesison.
* During Start, check for any paused sessions to delay actual start
* to Resume.
*/
if ((ev->ev_id != ST_SES_EV_RESUME) && is_any_client_paused(st_ses))
break;
status = start_session(st_ses, hw_ses, false);
if (status) {
if (st_ses->stdev->ssr_offline_received) {
dereg_all_sm(st_ses, hw_ses);
STATE_TRANSITION(st_ses, ssr_state_fn);
status = 0;
} else {
ALOGE("%s:[%d] failed to start session, err %d", __func__,
st_ses->sm_handle, status);
}
break;
}
STATE_TRANSITION(st_ses, active_state_fn);
break;
case ST_SES_EV_STOP:
/*
* Valid in multi-client case.
* Reconfig based off other active clients, if any, so that RESUME
* can apply this reconfig.
*/
update_hw_config_on_stop(st_ses, stc_ses);
break;
case ST_SES_EV_SSR_OFFLINE:
/* exec mode can be none if ssr occurs during a transition */
if (st_ses->exec_mode != ST_EXEC_MODE_NONE)
dereg_all_sm(st_ses, hw_ses);
STATE_TRANSITION(st_ses, ssr_state_fn);
break;
case ST_SES_EV_PAUSE:
stc_ses->paused = true;
break;
case ST_SES_EV_SET_EXEC_MODE:
new_exec_mode = ev->payload.exec_mode;
if (new_exec_mode == st_ses->exec_mode) {
stc_ses->exec_mode = st_ses->exec_mode;
break;
}
if (st_ses->exec_mode != ST_EXEC_MODE_NONE) {
st_ses->exec_mode = ST_EXEC_MODE_NONE;
list_for_each(node, &st_ses->clients_list) {
c_ses = node_to_item(node, st_session_t, hw_list_node);
c_ses->exec_mode = ST_EXEC_MODE_NONE;
}
/* unload sm for current hw session */
status = hw_ses->fptrs->dereg_sm(hw_ses, 0);
if (status) {
ALOGE("%s:[%d] dereg_sm failed with err %d", __func__,
st_ses->sm_handle, status);
break;
}
}
if (new_exec_mode == ST_EXEC_MODE_NONE)
break;
/* load sm to new hw_ses */
if (ST_EXEC_MODE_CPE == new_exec_mode) {
new_hw_ses = st_ses->hw_ses_cpe;
} else if (ST_EXEC_MODE_ADSP == new_exec_mode) {
new_hw_ses = st_ses->hw_ses_adsp;
} else {
ALOGE("%s: unknown execution mode %d", __func__,
new_exec_mode);
status = -EINVAL;
break;
}
p_info = get_sm_info_for_model_id(st_ses, 0);
if (!p_info) {
ALOGE("%s: Unexpected, no matching sm_info" , __func__);
status = -EINVAL;
break;
}
status = new_hw_ses->fptrs->reg_sm(new_hw_ses,
p_info->sm_info.sm_data, p_info->sm_info.sm_size, 0);
if (status) {
ALOGE("%s:[%d] reg_sm failed with err %d", __func__,
st_ses->sm_handle, status);
break;
}
/* switch hw sessions only if successful*/
list_for_each(node, &st_ses->clients_list) {
c_ses = node_to_item(node, st_session_t, hw_list_node);
c_ses->exec_mode = new_exec_mode;
if (c_ses->state == ST_STATE_ACTIVE) {
dereg_hal_event_session(c_ses);
reg_hal_event_session(c_ses, new_hw_ses);
}
}
st_ses->exec_mode = new_exec_mode;
st_ses->hw_ses_current = new_hw_ses;
/* remain in current state */
break;
case ST_SES_EV_SET_DEVICE:
/*
* This event handling is needed for certain graphs which
* have multiple buffering modules with a single voice wakeup
* module in each usecase.
*/
if (!ev->payload.enable) {
status = hw_ses->fptrs->disable_device(hw_ses, false);
} else {
status = hw_ses->fptrs->enable_device(hw_ses, false);
/*
* Device switch might happen during active buffering.
* If any client is active, start hw session.
*/
if (is_any_client_in_state(st_ses, ST_STATE_ACTIVE)) {
st_session_ev_t start_ev = {.ev_id = ST_SES_EV_START,
.stc_ses = stc_ses};
DISPATCH_EVENT(st_ses, start_ev, status);
}
}
break;
case ST_SES_EV_READ_PCM:
/*
* set status to failure this will tell AHAL to
* provide zero buffers to client
*/
status = -EIO;
break;
case ST_SES_EV_SEND_CHMIX_COEFF:
status = -EIO;
break;
case ST_SES_EV_GET_PARAM_DATA:
status = hw_ses->fptrs->get_param_data(hw_ses,
ev->payload.getparam.param, ev->payload.getparam.payload,
ev->payload.getparam.payload_size,
ev->payload.getparam.param_data_size);
break;
case ST_SES_EV_REQUEST_DET:
ALOGE("%s:[%d] Event not supported in this state",
__func__, st_ses->sm_handle);
status = -EINVAL;
break;
default:
ALOGD("%s:[%d] unhandled event", __func__, st_ses->sm_handle);
break;
};
return status;
}
static int active_state_fn(st_proxy_session_t *st_ses, st_session_ev_t *ev)
{
int status = 0;
st_session_t *stc_ses = ev->stc_ses;
struct listnode *node = NULL;
st_session_t *c_ses = NULL;
st_hw_session_t *hw_ses = st_ses->hw_ses_current;
st_hw_session_t *new_hw_ses = NULL;
st_exec_mode_t new_exec_mode;
st_arm_second_stage_t *st_sec_stage = NULL;
struct sound_trigger_recognition_event *event = NULL;
recognition_callback_t callback = NULL;
void *cookie = NULL;
bool lab_enabled = false, enable_second_stage = false, active = false;
/* skip parameter check as this is an internal funciton */
ALOGD("%s:[%d] handle event id %d", __func__, st_ses->sm_handle, ev->ev_id);
switch (ev->ev_id) {
case ST_SES_EV_LOAD_SM:
/* Valid in multi-client usecase */
status = handle_load_sm(st_ses, stc_ses);
break;
case ST_SES_EV_UNLOAD_SM:
/* Valid in multi-client usecase */
status = handle_unload_sm(st_ses, stc_ses);
break;
case ST_SES_EV_RESTART:
/* Valid in multi-client usecase */
update_hw_config_on_restart(st_ses, stc_ses);
/* Fall through */
case ST_SES_EV_START:
/* Valid in multi-client usecase */
status = stop_session(st_ses, hw_ses, false);
if (!status) {
status = start_session(st_ses, hw_ses, false);
if (status)
ALOGE("%s:[%d] start_session failed %d", __func__,
st_ses->sm_handle, status);
} else {
ALOGE("%s:[%d] stop_session failed %d", __func__,
st_ses->sm_handle, status);
}
if (status & st_ses->stdev->ssr_offline_received) {
dereg_all_sm(st_ses, hw_ses);
STATE_TRANSITION(st_ses, ssr_state_fn);
status = 0;
}
break;
case ST_SES_EV_SET_EXEC_MODE:
new_exec_mode = ev->payload.exec_mode;
if (new_exec_mode == st_ses->exec_mode) {
stc_ses->exec_mode = st_ses->exec_mode;
break;
}
if (st_ses->exec_mode != ST_EXEC_MODE_NONE) {
ALOGV("%s: disable current session", __func__);
st_ses->exec_mode = ST_EXEC_MODE_NONE;
status = stop_session(st_ses, hw_ses, true);
list_for_each(node, &st_ses->clients_list) {
c_ses = node_to_item(node, st_session_t, hw_list_node);
c_ses->exec_mode = ST_EXEC_MODE_NONE;
}
if (status)
break;
}
if (new_exec_mode == ST_EXEC_MODE_NONE)
break;
if (ST_EXEC_MODE_CPE == new_exec_mode) {
new_hw_ses = st_ses->hw_ses_cpe;
} else if (ST_EXEC_MODE_ADSP == new_exec_mode) {
new_hw_ses = st_ses->hw_ses_adsp;
} else {
ALOGE("%s: unknown execution mode %d", __func__,
new_exec_mode);
status = -EINVAL;
break;
}
/*
* hw session changed to/from WDSP/ADSP, hence update the
* related config.
* Not applicable for LPI<->non-LPI transtions as hw session
* doesn't change.
*/
status = update_hw_config_on_start(stc_ses, new_hw_ses);
if (status) {
ALOGE("%s: Update_hw_config_on_start failed %d",
__func__, status);
break;
}
ALOGV("%s: enable current session", __func__);
status = start_session(st_ses, new_hw_ses, true);
if (status)
break;
/* set new exec mode and current session */
list_for_each(node, &st_ses->clients_list) {
c_ses = node_to_item(node, st_session_t, hw_list_node);
c_ses->exec_mode = new_exec_mode;
if (c_ses->state == ST_STATE_ACTIVE) {
dereg_hal_event_session(c_ses);
reg_hal_event_session(c_ses, new_hw_ses);
}
}
st_ses->exec_mode = new_exec_mode;
st_ses->hw_ses_current = new_hw_ses;
ALOGV("%s: end transition", __func__);
break;
case ST_SES_EV_PAUSE:
/*
* For multi-client, the first active pausing client stops the hw
* session and moves to loaded state.
*/
stc_ses->paused = true;
if (stc_ses->state != ST_STATE_ACTIVE)
break;
status = stop_session(st_ses, hw_ses, false);
if (status) {
if (st_ses->stdev->ssr_offline_received) {
STATE_TRANSITION(st_ses, ssr_state_fn);
dereg_all_sm(st_ses, hw_ses);
status = 0;
} else {
ALOGE("%s:[%d] failed to stop session, err %d", __func__,
st_ses->sm_handle, status);
/* Move anyway to loaded state */
STATE_TRANSITION(st_ses, loaded_state_fn);
}
break;
}
STATE_TRANSITION(st_ses, loaded_state_fn);
break;
case ST_SES_EV_RESUME:
if (stc_ses->paused == true)
stc_ses->paused = false;
break;
case ST_SES_EV_STOP:
status = stop_session(st_ses, hw_ses, false);
if (status)
ALOGE("%s:[%d] start_session failed %d", __func__,
st_ses->sm_handle, status);
/* Continue to reconfig based off other active clients, if any */
active = update_hw_config_on_stop(st_ses, stc_ses);
if (!status) {
if (active) {
ALOGD("%s: client c%d stopped, start %d due to reconfig",
__func__, stc_ses->sm_handle, st_ses->sm_handle);
status = start_session(st_ses, hw_ses, false);
if (status)
ALOGE("%s:[%d] start_session failed %d", __func__,
st_ses->sm_handle, status);
/* Stay in active state */
} else {
STATE_TRANSITION(st_ses, loaded_state_fn);
}
}
if (status) {
if (st_ses->stdev->ssr_offline_received) {
dereg_all_sm(st_ses, hw_ses);
STATE_TRANSITION(st_ses, ssr_state_fn);
status = 0;
} else {
STATE_TRANSITION(st_ses, loaded_state_fn);
}
}
break;
case ST_SES_EV_DETECTED:
st_ses->detection_event_time = get_current_time_ns();
/*
* Find which client is this detection for.
* Note that only one keyword detection can happen at a time.
*/
stc_ses = get_detected_client(st_ses,
ev->payload.detected.detect_payload,
ev->payload.detected.payload_size);
if (!stc_ses) {
ALOGW("%s:[%d] Couldn't find a matching client for detection",
__func__, st_ses->sm_handle);
/*
* Though we set higest conf level 100 for inactive client in merged
* sound model, it may be possible it still detects. In case the lab
* is enabled due to other active client, stop hw buffering.
*/
if (st_ses->lab_enabled)
hw_ses->fptrs->stop_buffering(hw_ses);
pthread_mutex_unlock(&st_ses->lock);
break;
}
st_ses->det_stc_ses = stc_ses;
st_ses->hw_ses_current->enable_second_stage = false; /* Initialize */
stc_ses->detection_sent = false;
hw_ses->detected_preroll = stc_ses->preroll_duration;
if (list_empty(&stc_ses->second_stage_list) ||
st_ses->detection_requested) {
st_ses->detection_requested = false;
status = process_detection_event(st_ses,
ev->payload.detected.timestamp,
ev->payload.detected.detect_status,
ev->payload.detected.detect_payload,
ev->payload.detected.payload_size,
&event);
if (status || !event) {
ALOGE("%s:[%d] process_detection_event failed err %d", __func__,
st_ses->sm_handle, status);
/*
* Stop buffering if this is not a successful detection and
* LAB is triggered in hw automatically
*/
hw_ses->fptrs->stop_buffering(hw_ses);
if (event)
free(event);
pthread_mutex_unlock(&st_ses->lock);
break;
}
} else {
ALOGV("%s:[c%d] second stage enabled, list_empty %d,"
"det_requested %d", __func__, stc_ses->sm_handle,
list_empty(&stc_ses->second_stage_list),
st_ses->detection_requested);
enable_second_stage = true;
/*
* Before first stage starts buffering, update the second stage info
* to first stage layer for further communication between first and
* second stage layers.
*/
st_ses->hw_ses_current->enable_second_stage = true;
st_ses->hw_ses_current->second_stage_list =
&(stc_ses->second_stage_list);
list_for_each(node, &stc_ses->second_stage_list) {
st_sec_stage = node_to_item(node, st_arm_second_stage_t,
list_node);
st_sec_stage->ss_session->st_ses = st_ses;
}
get_first_stage_detection_params(st_ses,
ev->payload.detected.detect_payload,
ev->payload.detected.payload_size);
memcpy(st_ses->det_session_ev, ev, sizeof(st_session_ev_t));
}
/*
* change to new state before invoking user callback, this will
* ensure that if user calls start_recognition immediately from the
* callback it will be handled by one of the two states below
*/
if (!status && st_ses->lab_enabled) {
if (stc_ses->rc_config->capture_requested ||
!list_empty(&stc_ses->second_stage_list)) {
if (st_ses->stdev->enable_debug_dumps) {
ST_DBG_FILE_OPEN_WR(st_ses->lab_fp, ST_DEBUG_DUMP_LOCATION,
"lab_capture", "bin", file_cnt++);
}
STATE_TRANSITION(st_ses, buffering_state_fn);
lab_enabled = true;
} else {
/*
* for merged model case the client detected may not have
* requested the capture nor enabled the second stage, but the
* hw lab could be enabled due to other client requested capture
* or enabled second stage.
*/
ALOGV("%s: stop buffering as c%d doesn't need", __func__,
stc_ses->sm_handle);
hw_ses->fptrs->stop_buffering(hw_ses);
STATE_TRANSITION(st_ses, detected_state_fn);
lab_enabled = false;
}
} else {
STATE_TRANSITION(st_ses, detected_state_fn);
}
if (!stc_ses->callback) {
ALOGE("%s:[c%d] received detection event but no callback",
__func__, stc_ses->sm_handle);
status = -EINVAL;
if (event)
free(event);
pthread_mutex_unlock(&st_ses->lock);
break;
}
/*
* callback to user, assumption is that client does not
* block in the callback waiting for data otherwise will be a deadlock.
* If second stage is enabled, the detection will be sent later when
* second stage successfully detects.
*/
if (!enable_second_stage) {
stc_ses->detection_sent = true;
callback = stc_ses->callback;
cookie = stc_ses->cookie;
ALOGD("%s:[c%d] invoking the client callback",
__func__, stc_ses->sm_handle);
ATRACE_ASYNC_END("sthal: detection success",
st_ses->sm_handle);
if (!lab_enabled) {
st_session_ev_t deferred_ev = {
.ev_id = ST_SES_EV_DEFERRED_STOP,
.stc_ses = stc_ses
};
DISPATCH_EVENT(st_ses, deferred_ev, status);
}
pthread_mutex_unlock(&st_ses->lock);
ATRACE_BEGIN("sthal: client detection callback");
callback(event, cookie);
ATRACE_END();
if (event)
free(event);
} else {
pthread_mutex_unlock(&st_ses->lock);
}
/*
* TODO: Add RECOGNITION_STATUS_GET_STATE_RESPONSE to
* the SoundTrigger API header.
*/
if (lab_enabled &&
((ev->payload.detected.detect_status ==
RECOGNITION_STATUS_SUCCESS) ||
(ev->payload.detected.detect_status == 3))) {
/* Cache lab data to internal buffers (blocking call) */
hw_ses->fptrs->process_lab_capture(hw_ses);
}
break;
case ST_SES_EV_SSR_OFFLINE:
/* exec mode can be none if ssr occurs during a transition */
if (st_ses->exec_mode != ST_EXEC_MODE_NONE)
stop_session(st_ses, hw_ses, true);
STATE_TRANSITION(st_ses, ssr_state_fn);
break;
case ST_SES_EV_SEND_CHMIX_COEFF:
status = hw_ses->fptrs->send_custom_chmix_coeff(hw_ses,
ev->payload.chmix_coeff_str);
break;
case ST_SES_EV_SET_DEVICE:
if (!ev->payload.enable)
status = hw_ses->fptrs->disable_device(hw_ses, true);
else
status = hw_ses->fptrs->enable_device(hw_ses, true);
if (status && st_ses->stdev->ssr_offline_received) {
STATE_TRANSITION(st_ses, ssr_state_fn);
status = 0;
}
break;
case ST_SES_EV_READ_PCM:
/*
* buffering could have been stopped internally
* and switched to active state ex: transitions.
* set status to failure this will tell AHAL to
* provide zero buffers to client
*/
status = -EIO;
break;
case ST_SES_EV_GET_PARAM_DATA:
status = hw_ses->fptrs->get_param_data(hw_ses,
ev->payload.getparam.param, ev->payload.getparam.payload,
ev->payload.getparam.payload_size,
ev->payload.getparam.param_data_size);
break;
case ST_SES_EV_REQUEST_DET:
if (!list_empty(&stc_ses->second_stage_list)) {
ALOGE("%s:[%d] Event not supported with second stage enabled",
__func__, st_ses->sm_handle);
status = -EINVAL;
break;
}
status = hw_ses->fptrs->send_detection_request(hw_ses);
if (!status)
st_ses->detection_requested = true;
break;
default:
ALOGD("%s:[%d] unhandled event", __func__, st_ses->sm_handle);
break;
};
return status;
}
static int detected_state_fn(st_proxy_session_t *st_ses, st_session_ev_t *ev)
{
int status = 0;
st_exec_mode_t new_exec_mode = ST_EXEC_MODE_NONE;
st_session_t *stc_ses = ev->stc_ses;
struct listnode *node = NULL;
st_session_t *c_ses = NULL;
st_hw_session_t *hw_ses = st_ses->hw_ses_current;
st_hw_session_t *new_hw_ses = NULL;
/* skip parameter check as this is an internal funciton */
ALOGD("%s:[c%d-%d] handle event id %d", __func__, stc_ses->sm_handle,
st_ses->sm_handle, ev->ev_id);
switch (ev->ev_id) {
case ST_SES_EV_LOAD_SM:
/* Valid event only in multi-client usecase */
/*
* If a detected client deffered stop event is not handled yet,
* handle here before moving out of detected state
*/
if (st_ses->det_stc_ses && !st_ses->det_stc_ses->pending_stop) {
ALOGD("%s:[%d] post deferred stop for c%d", __func__,
st_ses->sm_handle, st_ses->det_stc_ses->sm_handle);
status = hw_session_notifier_enqueue(
st_ses->det_stc_ses->sm_handle, ST_SES_EV_DEFERRED_STOP,
ST_SES_DEFERRED_STOP_DELAY_MS);
if (!status)
st_ses->det_stc_ses->pending_stop = true;
}
status = handle_load_sm(st_ses, stc_ses);
break;
case ST_SES_EV_UNLOAD_SM:
/* Valid event only in multi-client usecase */
/*
* If a detected client deffered stop event is not handled yet,
* handle here before moving out of detected state
*/
if (st_ses->det_stc_ses && !st_ses->det_stc_ses->pending_stop) {
ALOGD("%s:[%d] post deferred stop for client c%d", __func__,
st_ses->sm_handle, st_ses->det_stc_ses->sm_handle);
status = hw_session_notifier_enqueue(
st_ses->det_stc_ses->sm_handle, ST_SES_EV_DEFERRED_STOP,
ST_SES_DEFERRED_STOP_DELAY_MS);
if (!status)
st_ses->det_stc_ses->pending_stop = true;
}
status = handle_unload_sm(st_ses, stc_ses);
break;
case ST_SES_EV_START:
/* For multi-client, other loaded client may start */
STATE_TRANSITION(st_ses, active_state_fn);
DISPATCH_EVENT(st_ses, *ev, status);
break;
case ST_SES_EV_RESTART:
status = restart_session(st_ses, hw_ses);
if (status && !st_ses->stdev->ssr_offline_received)
ALOGE("%s:[%d] failed to start session, err %d", __func__,
st_ses->sm_handle, status);
if (st_ses->stdev->ssr_offline_received) {
stop_session(st_ses, hw_ses, true);
STATE_TRANSITION(st_ses, ssr_state_fn);
status = 0;
} else {
/* Move anyways to allow client unload */
STATE_TRANSITION(st_ses, active_state_fn);
}
break;
case ST_SES_EV_PAUSE:
case ST_SES_EV_STOP:
/*
* It is possible that the client can issue stop after detection
* callback. This even can be issued internally as part of
* deferred stop as well. For multi-client, it could be current
* detected client stop or other client stop.
*/
STATE_TRANSITION(st_ses, active_state_fn);
DISPATCH_EVENT(st_ses, *ev, status);
break;
case ST_SES_EV_SSR_OFFLINE:
/*
* Ignore return status during SSR handling
* as the ADSP or CPE might be down so these
* calls would fail. Exec mode can be none if
* ssr occurs during a transition.
*/
if (st_ses->exec_mode != ST_EXEC_MODE_NONE)
stop_session(st_ses, hw_ses, true);
STATE_TRANSITION(st_ses, ssr_state_fn);
break;
case ST_SES_EV_SET_EXEC_MODE:
new_exec_mode = ev->payload.exec_mode;
if (new_exec_mode == st_ses->exec_mode) {
stc_ses->exec_mode = st_ses->exec_mode;
break;
}
if (st_ses->exec_mode != ST_EXEC_MODE_NONE) {
st_ses->exec_mode = ST_EXEC_MODE_NONE;
status = stop_session(st_ses, hw_ses, true);
list_for_each(node, &st_ses->clients_list) {
c_ses = node_to_item(node, st_session_t, hw_list_node);
c_ses->exec_mode = new_exec_mode;
}
if (status)
break;
}
if (new_exec_mode == ST_EXEC_MODE_NONE)
break;
/* switch to new hw session */
if (ST_EXEC_MODE_CPE == new_exec_mode) {
new_hw_ses = st_ses->hw_ses_cpe;
} else if (ST_EXEC_MODE_ADSP == new_exec_mode) {
new_hw_ses = st_ses->hw_ses_adsp;
} else {
ALOGE("%s: unknown execution mode %d", __func__,
new_exec_mode);
status = -EINVAL;
break;
}
/*
* hw session changed to/from WDSP/ADSP, hence update the
* related config.
* Not applicable for LPI<->non-LPI transtions as hw session
* doesn't change.
*/
status = update_hw_config_on_start(stc_ses, new_hw_ses);
if (status) {
ALOGE("%s: Update_hw_config_on_start failed %d",
__func__, status);
break;
}
/*
* start new hw session and stay in detected state as
* client restart and stop concurrency scenarios are handled
* in this state
*/
status = start_session(st_ses, new_hw_ses, true);
if (status)
break;
list_for_each(node, &st_ses->clients_list) {
c_ses = node_to_item(node, st_session_t, hw_list_node);
c_ses->exec_mode = new_exec_mode;
if (c_ses->state == ST_STATE_ACTIVE) {
dereg_hal_event_session(c_ses);
reg_hal_event_session(c_ses, new_hw_ses);
}
}
st_ses->exec_mode = new_exec_mode;
st_ses->hw_ses_current = new_hw_ses;
break;
case ST_SES_EV_SEND_CHMIX_COEFF:
status = -EINVAL;
break;
case ST_SES_EV_SET_DEVICE:
/*
* set device is a no-op in detected state due to the following reasons
* A set device is a sequence of disable and enable device commands.
* set device sequence is triggered with dev lock held. Therefore there
* cannot be a concurrency with other client issued events.
* As a deferred stop is posted prior to entering detected state,
* one of the two events are possible
* 1) timer expires and stop is issued : this implies stop_session
* 2) timer is cancelled and start is issued by client: this implies
* new device is set as part of start_session
*/
break;
case ST_SES_EV_GET_PARAM_DATA:
status = hw_ses->fptrs->get_param_data(hw_ses,
ev->payload.getparam.param, ev->payload.getparam.payload,
ev->payload.getparam.payload_size,
ev->payload.getparam.param_data_size);
break;
case ST_SES_EV_DEFERRED_STOP:
ALOGD("%s:[%d] post deferred stop from detected state", __func__,
st_ses->sm_handle);
status = hw_session_notifier_enqueue(stc_ses->sm_handle,
ST_SES_EV_DEFERRED_STOP, ST_SES_DEFERRED_STOP_DELAY_MS);
if (!status)
stc_ses->pending_stop = true;
break;
case ST_SES_EV_REQUEST_DET:
ALOGE("%s:[%d] Event not supported in this state",
__func__, st_ses->sm_handle);
status = -EINVAL;
break;
default:
ALOGD("%s:[%d] unhandled event", __func__, st_ses->sm_handle);
break;
};
return status;
}
static int buffering_state_fn(st_proxy_session_t *st_ses, st_session_ev_t *ev)
{
int status = 0;
st_session_t *stc_ses = ev->stc_ses;
struct listnode *node = NULL;
st_session_t *c_ses = NULL;
st_hw_session_t *hw_ses = st_ses->hw_ses_current;
st_exec_mode_t new_exec_mode = ST_EXEC_MODE_NONE;
st_hw_session_t *new_hw_ses = NULL;
/* skip parameter check as this is an internal function */
ALOGVV("%s:[c%d-%d] handle event id %d", __func__, stc_ses->sm_handle,
st_ses->sm_handle, ev->ev_id);
switch (ev->ev_id) {
case ST_SES_EV_LOAD_SM:
/* Valid in multi-client usecase */
ALOGD("%s:[c%d-%d] load sm", __func__, stc_ses->sm_handle,
st_ses->sm_handle);
status = handle_load_sm(st_ses, stc_ses);
break;
case ST_SES_EV_UNLOAD_SM:
ALOGD("%s:[c%d-%d] unload sm", __func__, stc_ses->sm_handle,
st_ses->sm_handle);
status = handle_unload_sm(st_ses, stc_ses);
break;
case ST_SES_EV_READ_PCM:
/* Note: this function may block if there is no PCM data ready*/
hw_ses->fptrs->read_pcm(hw_ses, ev->payload.readpcm.out_buff,
ev->payload.readpcm.out_buff_size);
if (st_ses->stdev->enable_debug_dumps) {
ST_DBG_FILE_WRITE(st_ses->lab_fp, ev->payload.readpcm.out_buff,
ev->payload.readpcm.out_buff_size);
}
break;
case ST_SES_EV_END_BUFFERING:
if (stc_ses == st_ses->det_stc_ses) {
hw_ses->fptrs->stop_buffering(hw_ses);
if (!stc_ses->pending_stop) {
ALOGD("%s:[c%d] post deferred stop on buffering end", __func__,
stc_ses->sm_handle);
status = hw_session_notifier_enqueue(stc_ses->sm_handle,
ST_SES_EV_DEFERRED_STOP, ST_SES_DEFERRED_STOP_DELAY_MS);
if (!status)
stc_ses->pending_stop = true;
} else {
ALOGD("%s:[c%d] skip deferred stop on buffering as already set",
__func__, stc_ses->sm_handle);
}
}
break;
case ST_SES_EV_DEFERRED_STOP:
ALOGD("%s:[%d] post internal deferred stop from buffering state",
__func__, st_ses->sm_handle);
status = hw_session_notifier_enqueue(stc_ses->sm_handle,
ST_SES_EV_DEFERRED_STOP, ST_SES_DEFERRED_STOP_DELAY_MS);
if (!status)
stc_ses->pending_stop = true;
break;
case ST_SES_EV_STOP:
ALOGD("%s:[c%d-%d] handle event STOP", __func__, stc_ses->sm_handle,
st_ses->sm_handle);
if (stc_ses != st_ses->det_stc_ses) {
ALOGD("%s: c%d buffering, delay c%d stop", __func__,
st_ses->det_stc_ses->sm_handle, stc_ses->sm_handle);
update_hw_config_on_stop(st_ses, stc_ses);
break;
}
/* Fall through */
case ST_SES_EV_PAUSE:
hw_ses->fptrs->stop_buffering(hw_ses);
STATE_TRANSITION(st_ses, active_state_fn);
DISPATCH_EVENT(st_ses, *ev, status);
if (st_ses->stdev->enable_debug_dumps)
ST_DBG_FILE_CLOSE(st_ses->lab_fp);
break;
case ST_SES_EV_SET_DEVICE:
ALOGD("%s:[c%d-%d] handle SET_DEVICE", __func__, stc_ses->sm_handle,
st_ses->sm_handle);
/*
* Device switch will not wait for buffering to finish. It will instead
* interrupt and stop the buffering and transition to the active state.
*/
hw_ses->fptrs->stop_buffering(hw_ses);
STATE_TRANSITION(st_ses, active_state_fn);
DISPATCH_EVENT(st_ses, *ev, status);
/*
* set_device event can be dispatched with any one of attached
* multi-clients. For current detected client, the App may or may
* not start next detection, so handle the state accordingly.
*/
if (st_ses->det_stc_ses->pending_stop) {
ALOGD("%s:[c%d] cancel ST_SES_EV_DEFERRED_STOP", __func__,
st_ses->det_stc_ses->sm_handle);
hw_session_notifier_cancel(stc_ses->sm_handle,
ST_SES_EV_DEFERRED_STOP);
stc_ses->pending_stop = false;
}
st_ses->det_stc_ses->state = ST_STATE_ACTIVE;
break;
case ST_SES_EV_START:
case ST_SES_EV_RESTART:
ALOGD("%s:[c%d-%d] handle event START/RESTART", __func__,
stc_ses->sm_handle, st_ses->sm_handle);
if (stc_ses != st_ses->det_stc_ses) {
ALOGD("%s: c%d buffering, delay c%d start", __func__,
st_ses->det_stc_ses->sm_handle, stc_ses->sm_handle);
break;
}
/*
* Client starts detection again.
* This implies a previous deferred stop hasn't completed yet as
* stop would have changed state to loaded.
* For a restart event, issue stop buffering and restart the session
* For a start event, stop buffering then stop and start the session
* so that any new parameters take effect.
* For multi-client case while the detected is buffering,
* the other client stop/start would have been deferred by updating
* the config, and later when current detected client restarts after
* buffreing is completed, check if hw config is updated due to other
* client and stop->start the hw session to apply updated config.
*/
hw_ses->fptrs->stop_buffering(hw_ses);
if (hw_ses->sthw_cfg_updated || ev->ev_id == ST_SES_EV_START) {
status = stop_session(st_ses, hw_ses, false);
STATE_TRANSITION(st_ses, loaded_state_fn);
if (status) {
ALOGE("%s:[%d] failed to stop session, err %d", __func__,
st_ses->sm_handle, status);
} else {
status = start_session(st_ses, hw_ses, false);
if (status) {
ALOGE("%s:[%d] failed to start session, err %d", __func__,
st_ses->sm_handle, status);
}
}
} else {
status = restart_session(st_ses, hw_ses);
}
if (status) {
if (st_ses->stdev->ssr_offline_received) {
dereg_all_sm(st_ses, hw_ses);
STATE_TRANSITION(st_ses, ssr_state_fn);
status = 0;
} else {
/* move to active anyways to allow unload sm */
STATE_TRANSITION(st_ses, active_state_fn);
}
} else {
STATE_TRANSITION(st_ses, active_state_fn);
}
break;
case ST_SES_EV_SSR_OFFLINE:
ALOGD("%s:[c%d-%d] handle event id %d", __func__, stc_ses->sm_handle,
st_ses->sm_handle, ev->ev_id);
/*
* Ignore return status during SSR handling
* as the ADSP or CPE might be down so these
* calls would fail. Exec mode can be none if
* ssr occurs during a transition.
*/
if (st_ses->exec_mode != ST_EXEC_MODE_NONE) {
hw_ses->fptrs->stop_buffering(hw_ses);
stop_session(st_ses, hw_ses, true);
}
STATE_TRANSITION(st_ses, ssr_state_fn);
break;
case ST_SES_EV_SET_EXEC_MODE:
ALOGD("%s:[c%d-%d] handle event id %d", __func__, stc_ses->sm_handle,
st_ses->sm_handle, ev->ev_id);
new_exec_mode = ev->payload.exec_mode;
if (new_exec_mode == st_ses->exec_mode) {
stc_ses->exec_mode = st_ses->exec_mode;
break;
}
if (st_ses->exec_mode != ST_EXEC_MODE_NONE) {
st_ses->exec_mode = ST_EXEC_MODE_NONE;
status = hw_ses->fptrs->stop_buffering(hw_ses);
if (status) {
ALOGE("%s:[%d] failed to stop_buffering err %d", __func__,
st_ses->sm_handle, status);
break;
}
status = stop_session(st_ses, hw_ses, true);
list_for_each(node, &st_ses->clients_list) {
c_ses = node_to_item(node, st_session_t, hw_list_node);
c_ses->exec_mode = new_exec_mode;
}
if (status) {
ALOGE("%s:[%d] failed to stop session, err %d", __func__,
st_ses->sm_handle, status);
break;
}
}
if (new_exec_mode == ST_EXEC_MODE_NONE)
break;
/* switch to new hw session */
if (ST_EXEC_MODE_CPE == new_exec_mode) {
new_hw_ses = st_ses->hw_ses_cpe;
} else if (ST_EXEC_MODE_ADSP == new_exec_mode) {
new_hw_ses = st_ses->hw_ses_adsp;
} else {
ALOGE("%s: unknown execution mode %d", __func__,
new_exec_mode);
status = -EINVAL;
break;
}
/*
* hw session changed to/from WDSP/ADSP, hence update the
* related config.
* Not applicable for LPI<->non-LPI transtions as hw session
* doesn't change.
*/
status = update_hw_config_on_start(stc_ses, new_hw_ses);
if (status) {
ALOGE("%s: Update_hw_config_on_start failed %d",
__func__, status);
break;
}
status = start_session(st_ses, new_hw_ses, true);
if (status) {
ALOGE("%s:[%d] failed to start hw ses, err %d", __func__,
st_ses->sm_handle, status);
break;
}
list_for_each(node, &st_ses->clients_list) {
c_ses = node_to_item(node, st_session_t, hw_list_node);
c_ses->exec_mode = new_exec_mode;
if (c_ses->state == ST_STATE_ACTIVE) {
dereg_hal_event_session(c_ses);
reg_hal_event_session(c_ses, new_hw_ses);
}
}
st_ses->exec_mode = new_exec_mode;
st_ses->hw_ses_current = new_hw_ses;
STATE_TRANSITION(st_ses, active_state_fn);
break;
case ST_SES_EV_SEND_CHMIX_COEFF:
status = hw_ses->fptrs->send_custom_chmix_coeff(hw_ses,
ev->payload.chmix_coeff_str);
break;
case ST_SES_EV_GET_PARAM_DATA:
status = hw_ses->fptrs->get_param_data(hw_ses,
ev->payload.getparam.param, ev->payload.getparam.payload,
ev->payload.getparam.payload_size,
ev->payload.getparam.param_data_size);
break;
case ST_SES_EV_REQUEST_DET:
ALOGE("%s:[%d] Event %d not supported in this state",
__func__, st_ses->sm_handle, ev->ev_id);
status = -EINVAL;
break;
default:
ALOGD("%s:[%d] unhandled event, id %d", __func__, st_ses->sm_handle,
ev->ev_id);
break;
};
return status;
}
static int ssr_state_fn(st_proxy_session_t *st_ses, st_session_ev_t *ev)
{
int status = 0;
st_session_t *stc_ses = ev->stc_ses;
st_session_ev_t load_ev = {.ev_id = ST_SES_EV_LOAD_SM};
st_session_ev_t start_ev = {.ev_id = ST_SES_EV_START};
st_session_ev_t exec_mode_ev = {.ev_id = ST_SES_EV_SET_EXEC_MODE};
bool active = false;
/* skip parameter check as this is an internal function */
ALOGD("%s:[c%d-%d] handle event id %d", __func__, stc_ses->sm_handle,
st_ses->sm_handle, ev->ev_id);
switch (ev->ev_id) {
case ST_SES_EV_SSR_ONLINE:
ALOGV("%s:[%d] SSR ONLINE received", __func__, st_ses->sm_handle);
/*
* Load and start all clients at once instead of unload/loading
* due to each subsequent client dispatch. It is expected the
* upper layer calls SSR_ONLINE for all clients.
*/
stc_ses->pending_load = true;
if (is_any_client_not_pending_load(st_ses))
break;
STATE_TRANSITION(st_ses, idle_state_fn);
if ((stc_ses->ssr_transit_exec_mode == ST_EXEC_MODE_CPE) ||
(stc_ses->ssr_transit_exec_mode == ST_EXEC_MODE_ADSP)) {
exec_mode_ev.stc_ses = stc_ses;
exec_mode_ev.payload.exec_mode = stc_ses->ssr_transit_exec_mode;
DISPATCH_EVENT(st_ses, exec_mode_ev, status);
if (status) {
reset_clients_pending_load(st_ses);
break;
}
stc_ses->ssr_transit_exec_mode = ST_EXEC_MODE_NONE;
}
active = is_any_client_in_state(st_ses, ST_STATE_ACTIVE);
if (active || is_any_client_in_state(st_ses, ST_STATE_LOADED)) {
load_ev.stc_ses = stc_ses;
DISPATCH_EVENT(st_ses, load_ev, status);
if (status) {
reset_clients_pending_load(st_ses);
break;
}
}
if (active) {
start_ev.stc_ses = stc_ses;
DISPATCH_EVENT(st_ses, start_ev, status);
}
reset_clients_pending_load(st_ses);
break;
case ST_SES_EV_LOAD_SM:
if (ST_STATE_IDLE == stc_ses->state) {
status = update_sound_model(stc_ses, true);
if (status) {
ALOGE("%s:[c%d] update sound model add failed %d", __func__,
stc_ses->sm_handle, status);
status = -EINVAL;
break;
}
stc_ses->state = ST_STATE_LOADED;
} else {
ALOGE("%s: received unexpected event, client state = %d",
__func__, stc_ses->state);
}
break;
case ST_SES_EV_UNLOAD_SM:
if (ST_STATE_LOADED == stc_ses->state) {
status = update_sound_model(stc_ses, false);
if (status)
ALOGE("%s:[c%d] update sound_model failed %d", __func__,
stc_ses->sm_handle, status);
stc_ses->state = ST_STATE_IDLE;
} else {
ALOGE("%s: received unexpected event, client state = %d",
__func__, stc_ses->state);
}
break;
case ST_SES_EV_START:
case ST_SES_EV_RESTART:
if (ST_STATE_LOADED == stc_ses->state) {
if (ev->ev_id == ST_SES_EV_RESTART)
update_hw_config_on_restart(st_ses, stc_ses);
stc_ses->state = ST_STATE_ACTIVE;
} else {
ALOGE("%s: received unexpected event, client state = %d",
__func__, stc_ses->state);
}
break;
case ST_SES_EV_STOP:
if (ST_STATE_ACTIVE == stc_ses->state) {
update_hw_config_on_stop(st_ses, stc_ses);
stc_ses->state = ST_STATE_LOADED;
} else {
ALOGE("%s: received unexpected event, client state = %d",
__func__, stc_ses->state);
}
break;
case ST_SES_EV_PAUSE:
stc_ses->paused = true;
break;
case ST_SES_EV_RESUME:
stc_ses->paused = false;
break;
case ST_SES_EV_READ_PCM:
status = -EIO;
break;
case ST_SES_EV_SEND_CHMIX_COEFF:
status = -EIO;
break;
case ST_SES_EV_GET_PARAM_DATA:
status = -EIO;
break;
case ST_SES_EV_SET_EXEC_MODE:
stc_ses->exec_mode = ev->payload.exec_mode;
if (ev->payload.exec_mode == st_ses->exec_mode)
break;
st_ses->exec_mode = ev->payload.exec_mode;
if (ST_EXEC_MODE_CPE == st_ses->exec_mode)
st_ses->hw_ses_current = st_ses->hw_ses_cpe;
else if (ST_EXEC_MODE_ADSP == st_ses->exec_mode)
st_ses->hw_ses_current = st_ses->hw_ses_adsp;
/* remain in current state */
break;
case ST_SES_EV_REQUEST_DET:
ALOGE("%s:[%d] Event not supported in this state",
__func__, st_ses->sm_handle);
status = -EINVAL;
break;
default:
ALOGD("%s:[%d] unhandled event", __func__, st_ses->sm_handle);
break;
};
return status;
}
int st_session_load_sm(st_session_t *stc_ses)
{
int status = 0;
if (!stc_ses || !stc_ses->hw_proxy_ses)
return -EINVAL;
st_proxy_session_t *st_ses = stc_ses->hw_proxy_ses;
st_session_loadsm_payload_t payload = { .phrase_sm = stc_ses->phrase_sm };
st_session_ev_t ev = { .ev_id = ST_SES_EV_LOAD_SM,
.payload.loadsm = payload, .stc_ses = stc_ses };
pthread_mutex_lock(&st_ses->lock);
DISPATCH_EVENT(st_ses, ev, status);
if (!status) {
prepare_second_stage_for_client(stc_ses);
stc_ses->state = ST_STATE_LOADED;
}
pthread_mutex_unlock(&st_ses->lock);
return status;
}
int st_session_unload_sm(st_session_t *stc_ses)
{
int status = 0;
if (!stc_ses || !stc_ses->hw_proxy_ses)
return -EINVAL;
st_proxy_session_t *st_ses = stc_ses->hw_proxy_ses;
st_session_ev_t ev = { .ev_id = ST_SES_EV_UNLOAD_SM, .stc_ses = stc_ses };
pthread_mutex_lock(&st_ses->lock);
DISPATCH_EVENT(st_ses, ev, status);
stop_second_stage_for_client(stc_ses);
stc_ses->state = ST_STATE_IDLE;
pthread_mutex_unlock(&st_ses->lock);
return status;
}
int st_session_start(st_session_t *stc_ses)
{
int status = 0;
if (!stc_ses || !stc_ses->hw_proxy_ses)
return -EINVAL;
st_proxy_session_t *st_ses = stc_ses->hw_proxy_ses;
st_session_ev_t ev = { .ev_id = ST_SES_EV_START, .stc_ses = stc_ses };
pthread_mutex_lock(&st_ses->lock);
if (stc_ses->pending_stop) {
ALOGV("%s:[c%d] cancel ST_SES_EV_DEFERRED_STOP", __func__,
stc_ses->sm_handle);
hw_session_notifier_cancel(stc_ses->sm_handle, ST_SES_EV_DEFERRED_STOP);
stc_ses->pending_stop = false;
}
DISPATCH_EVENT(st_ses, ev, status);
if (!status) {
reg_hal_event_session(stc_ses, st_ses->hw_ses_current);
start_second_stage_for_client(stc_ses);
stc_ses->state = ST_STATE_ACTIVE;
}
pthread_mutex_unlock(&st_ses->lock);
return status;
}
int st_session_stop(st_session_t *stc_ses)
{
int status = 0;
if (!stc_ses || !stc_ses->hw_proxy_ses)
return -EINVAL;
st_proxy_session_t *st_ses = stc_ses->hw_proxy_ses;
st_session_ev_t ev = { .ev_id = ST_SES_EV_STOP, .stc_ses = stc_ses };
pthread_mutex_lock(&st_ses->lock);
DISPATCH_EVENT(st_ses, ev, status);
dereg_hal_event_session(stc_ses);
stc_ses->pending_stop = false;
stc_ses->state = ST_STATE_LOADED;
pthread_mutex_unlock(&st_ses->lock);
return status;
}
int st_session_restart(st_session_t *stc_ses)
{
int status = 0;
if (!stc_ses || !stc_ses->hw_proxy_ses)
return -EINVAL;
st_proxy_session_t *st_ses = stc_ses->hw_proxy_ses;
st_session_ev_t ev = { .ev_id = ST_SES_EV_RESTART, .stc_ses = stc_ses };
pthread_mutex_lock(&st_ses->lock);
if (stc_ses->pending_stop) {
ALOGV("%s:[c%d] cancel ST_SES_EV_DEFERRED_STOP", __func__,
stc_ses->sm_handle);
hw_session_notifier_cancel(stc_ses->sm_handle, ST_SES_EV_DEFERRED_STOP);
stc_ses->pending_stop = false;
}
DISPATCH_EVENT(st_ses, ev, status);
if (!status) {
start_second_stage_for_client(stc_ses);
stc_ses->state = ST_STATE_ACTIVE;
} else {
dereg_hal_event_session(stc_ses);
stc_ses->state = ST_STATE_LOADED;
}
pthread_mutex_unlock(&st_ses->lock);
return status;
}
int st_session_ssr_offline(st_session_t *stc_ses,
enum ssr_event_status ssr_type)
{
int status = 0;
if (!stc_ses || !stc_ses->hw_proxy_ses)
return -EINVAL;
st_proxy_session_t *st_ses = stc_ses->hw_proxy_ses;
st_session_ev_t ev = { .ev_id = ST_SES_EV_SSR_OFFLINE,
.payload.ssr = ssr_type, .stc_ses = stc_ses };
pthread_mutex_lock(&st_ses->lock);
/*
* In typical usecases, handle SSR only if it occured on the core we are
* currently using. In cases that have an SSR event during transitions,
* the exec_mode can be NONE. For these cases, handle SSR on the core
* which was in use prior to the transition. For example, if the
* ssr_transit_exec_mode is ADSP, then the core prior to the transition
* is CPE, so we handle the CPE SSR event.
*
* On 8909w BG uses CPE mode for detection. So add BG specific
* conditon check to handle SSR event.
*/
if (((ST_EXEC_MODE_CPE == st_ses->exec_mode) &&
(CPE_STATUS_OFFLINE == ssr_type)) ||
((ST_EXEC_MODE_ADSP == st_ses->exec_mode) &&
(SND_CARD_STATUS_OFFLINE == ssr_type)) ||
((ST_EXEC_MODE_NONE == st_ses->exec_mode) &&
(((ST_EXEC_MODE_CPE == stc_ses->ssr_transit_exec_mode) &&
(SND_CARD_STATUS_OFFLINE == ssr_type)) ||
((ST_EXEC_MODE_ADSP == stc_ses->ssr_transit_exec_mode) &&
(CPE_STATUS_OFFLINE == ssr_type)))) ||
((ST_EXEC_MODE_CPE == st_ses->exec_mode) &&
(SND_CARD_STATUS_OFFLINE == ssr_type) &&
(st_ses->stdev->bg_kwd)))
DISPATCH_EVENT(st_ses, ev, status);
pthread_mutex_unlock(&st_ses->lock);
return status;
}
int st_session_ssr_online(st_session_t *stc_ses,
enum ssr_event_status ssr_type)
{
int status = 0;
if (!stc_ses || !stc_ses->hw_proxy_ses)
return -EINVAL;
st_proxy_session_t *st_ses = stc_ses->hw_proxy_ses;
st_session_ev_t ev = { .ev_id = ST_SES_EV_SSR_ONLINE,
.payload.ssr = ssr_type, .stc_ses = stc_ses };
pthread_mutex_lock(&st_ses->lock);
/*
* In typical usecases, handle SSR only if it occured on the core we are
* currently using. In cases that have an SSR event during transitions,
* the exec_mode can be NONE. For these cases, handle SSR on the core
* which was in use prior to the transition. For example, if the
* ssr_transit_exec_mode is ADSP, then the core prior to the transition
* is CPE, so we handle the CPE SSR event.
*
* On 8909w BG uses CPE mode for detection. So add BG specific
* conditon check to handle SSR event.
*/
if (((ST_EXEC_MODE_CPE == st_ses->exec_mode) &&
(CPE_STATUS_ONLINE == ssr_type)) ||
((ST_EXEC_MODE_ADSP == st_ses->exec_mode) &&
(SND_CARD_STATUS_ONLINE == ssr_type)) ||
((ST_EXEC_MODE_NONE == st_ses->exec_mode) &&
(((ST_EXEC_MODE_CPE == stc_ses->ssr_transit_exec_mode) &&
(SND_CARD_STATUS_ONLINE == ssr_type)) ||
((ST_EXEC_MODE_ADSP == stc_ses->ssr_transit_exec_mode) &&
(CPE_STATUS_ONLINE == ssr_type)))) ||
((ST_EXEC_MODE_CPE == st_ses->exec_mode) &&
(SND_CARD_STATUS_ONLINE == ssr_type) &&
(st_ses->stdev->bg_kwd)))
DISPATCH_EVENT(st_ses, ev, status);
pthread_mutex_unlock(&st_ses->lock);
return status;
}
int st_session_pause(st_session_t *stc_ses)
{
int status = 0;
if (!stc_ses || !stc_ses->hw_proxy_ses)
return -EINVAL;
st_proxy_session_t *st_ses = stc_ses->hw_proxy_ses;
st_session_ev_t ev = { .ev_id = ST_SES_EV_PAUSE, .stc_ses = stc_ses };
pthread_mutex_lock(&st_ses->lock);
DISPATCH_EVENT(st_ses, ev, status);
pthread_mutex_unlock(&st_ses->lock);
return status;
}
int st_session_resume(st_session_t *stc_ses)
{
int status = 0;
if (!stc_ses || !stc_ses->hw_proxy_ses)
return -EINVAL;
st_proxy_session_t *st_ses = stc_ses->hw_proxy_ses;
st_session_ev_t ev = { .ev_id = ST_SES_EV_RESUME, .stc_ses = stc_ses };
pthread_mutex_lock(&st_ses->lock);
DISPATCH_EVENT(st_ses, ev, status);
pthread_mutex_unlock(&st_ses->lock);
return status;
}
int st_session_disable_device(st_session_t *stc_ses)
{
int status = 0;
st_session_event_id_t ev_id = ST_SES_EV_SET_DEVICE;
if (!stc_ses || !stc_ses->hw_proxy_ses)
return -EINVAL;
st_proxy_session_t *st_ses = stc_ses->hw_proxy_ses;
pthread_mutex_lock(&st_ses->lock);
if (check_gcs_usecase_switch(stc_ses->hw_proxy_ses))
ev_id = ST_SES_EV_PAUSE;
st_session_ev_t ev = {.ev_id = ev_id,
.payload.enable = false, .stc_ses = stc_ses};
/*
* Avoid dispatching for each attached multi-client, instead
* defer it until last client
*/
stc_ses->pending_set_device = true;
if (is_any_client_not_pending_set_device(st_ses)) {
pthread_mutex_unlock(&st_ses->lock);
return status;
}
reset_clients_pending_set_device(st_ses);
DISPATCH_EVENT(st_ses, ev, status);
pthread_mutex_unlock(&st_ses->lock);
return status;
}
int st_session_enable_device(st_session_t *stc_ses)
{
int status = 0;
st_session_event_id_t ev_id = ST_SES_EV_SET_DEVICE;
if (!stc_ses || !stc_ses->hw_proxy_ses)
return -EINVAL;
st_proxy_session_t *st_ses = stc_ses->hw_proxy_ses;
pthread_mutex_lock(&st_ses->lock);
if (check_gcs_usecase_switch(stc_ses->hw_proxy_ses))
ev_id = ST_SES_EV_RESUME;
st_session_ev_t ev = { .ev_id = ev_id,
.payload.enable = true, .stc_ses = stc_ses };
/*
* Avoid dispatching for each attached multi-client, instead
* defer it until last client
*/
stc_ses->pending_set_device = true;
if (is_any_client_not_pending_set_device(st_ses)) {
pthread_mutex_unlock(&st_ses->lock);
return status;
}
reset_clients_pending_set_device(st_ses);
DISPATCH_EVENT(st_ses, ev, status);
pthread_mutex_unlock(&st_ses->lock);
return status;
}
bool st_session_is_detected(st_session_t *stc_ses)
{
bool ret = false;
if (!stc_ses || !stc_ses->hw_proxy_ses)
return ret;
st_proxy_session_t *st_ses = stc_ses->hw_proxy_ses;
pthread_mutex_lock(&st_ses->lock);
ret = (st_ses->current_state == detected_state_fn) ? true : false;
pthread_mutex_unlock(&st_ses->lock);
return ret;
}
bool st_session_is_active(st_session_t *stc_ses)
{
bool ret = false;
if (!stc_ses || !stc_ses->hw_proxy_ses)
return ret;
st_proxy_session_t *st_ses = stc_ses->hw_proxy_ses;
pthread_mutex_lock(&st_ses->lock);
ret = (st_ses->current_state == active_state_fn) ? true : false;
pthread_mutex_unlock(&st_ses->lock);
return ret;
}
bool st_session_is_buffering(st_session_t *stc_ses)
{
bool ret = false;
if (!stc_ses || !stc_ses->hw_proxy_ses)
return ret;
st_proxy_session_t *st_ses = stc_ses->hw_proxy_ses;
pthread_mutex_lock(&st_ses->lock);
ret = (st_ses->current_state == buffering_state_fn) ? true : false;
pthread_mutex_unlock(&st_ses->lock);
return ret;
}
bool st_session_is_ssr_state(st_session_t *stc_ses)
{
bool ret = false;
if (!stc_ses || !stc_ses->hw_proxy_ses)
return ret;
st_proxy_session_t *st_ses = stc_ses->hw_proxy_ses;
pthread_mutex_lock(&st_ses->lock);
ret = (st_ses->current_state == ssr_state_fn) ? true : false;
pthread_mutex_unlock(&st_ses->lock);
return ret;
}
int st_session_read_pcm(st_session_t *stc_ses, uint8_t *buff,
size_t buff_size, size_t *read_size)
{
int status = 0;
if (!stc_ses || !stc_ses->hw_proxy_ses || !buff || buff_size == 0 ||
read_size == 0)
return -EINVAL;
st_proxy_session_t *st_ses = stc_ses->hw_proxy_ses;
st_session_readpcm_payload_t payload = {.out_buff = buff,
.out_buff_size = buff_size, .actual_read_size = read_size};
st_session_ev_t ev = {.ev_id = ST_SES_EV_READ_PCM,
.payload.readpcm = payload, .stc_ses = stc_ses};
/*
* Do not lock when handling this event, this event
* can go in parallel with other events as multiple
* sessions can buffer in parallel.
*/
DISPATCH_EVENT(st_ses, ev, status);
return status;
}
int st_session_stop_lab(st_session_t *stc_ses)
{
int status = 0;
if (!stc_ses || !stc_ses->hw_proxy_ses)
return -EINVAL;
st_proxy_session_t *st_ses = stc_ses->hw_proxy_ses;
st_session_ev_t ev = {.ev_id = ST_SES_EV_END_BUFFERING, .stc_ses = stc_ses};
pthread_mutex_lock(&st_ses->lock);
DISPATCH_EVENT(st_ses, ev, status);
pthread_mutex_unlock(&st_ses->lock);
return status;
}
int st_session_set_exec_mode(st_session_t *stc_ses, st_exec_mode_t exec)
{
int status = 0;
if (!stc_ses || !stc_ses->hw_proxy_ses)
return -EINVAL;
ALOGV("%s: exec mode %d", __func__, exec);
st_proxy_session_t *st_ses = stc_ses->hw_proxy_ses;
st_session_ev_t ev = {.ev_id = ST_SES_EV_SET_EXEC_MODE,
.payload.exec_mode = exec, .stc_ses = stc_ses};
pthread_mutex_lock(&st_ses->lock);
if (st_ses->enable_trans)
DISPATCH_EVENT(st_ses, ev, status);
pthread_mutex_unlock(&st_ses->lock);
return status;
}
int st_session_update_recongition_config(st_session_t *stc_ses)
{
int status = 0;
if (!stc_ses || !stc_ses->hw_proxy_ses)
return -EINVAL;
st_proxy_session_t *st_ses = stc_ses->hw_proxy_ses;
pthread_mutex_lock(&st_ses->lock);
status = update_hw_config_on_start(stc_ses, st_ses->hw_ses_current);
pthread_mutex_unlock(&st_ses->lock);
return status;
}
int st_session_get_preroll(st_session_t *stc_ses)
{
int val = 0;
if (!stc_ses || !stc_ses->hw_proxy_ses)
return 0;
st_proxy_session_t *st_ses = stc_ses->hw_proxy_ses;
pthread_mutex_lock(&st_ses->lock);
val = st_ses->hw_ses_current->max_preroll;
pthread_mutex_unlock(&st_ses->lock);
return val;
}
int st_session_send_custom_chmix_coeff(st_session_t *stc_ses, char *str)
{
int status = 0;
if (!stc_ses || !stc_ses->hw_proxy_ses)
return -EINVAL;
st_proxy_session_t *st_ses = stc_ses->hw_proxy_ses;
st_session_ev_t ev = { .ev_id = ST_SES_EV_SEND_CHMIX_COEFF,
.payload.chmix_coeff_str = str, .stc_ses = stc_ses};
pthread_mutex_lock(&st_ses->lock);
if (ST_EXEC_MODE_ADSP == st_ses->exec_mode)
DISPATCH_EVENT(st_ses, ev, status);
pthread_mutex_unlock(&st_ses->lock);
return status;
}
int st_session_get_config(st_session_t *stc_ses, struct pcm_config *config)
{
if (!stc_ses || !stc_ses->hw_proxy_ses)
return -EINVAL;
st_proxy_session_t *st_ses = stc_ses->hw_proxy_ses;
pthread_mutex_lock(&st_ses->lock);
memcpy(config, &st_ses->hw_ses_current->config, sizeof(struct pcm_config));
pthread_mutex_unlock(&st_ses->lock);
return 0;
}
int st_session_get_param_data(st_session_t *stc_ses, const char *param,
void *payload, size_t payload_size, size_t *param_data_size)
{
int status = 0;
if (!stc_ses || !stc_ses->hw_proxy_ses)
return -EINVAL;
st_proxy_session_t *st_ses = stc_ses->hw_proxy_ses;
st_session_getparam_payload_t getparam_payload = { .param = param,
.payload = payload,
.payload_size = payload_size,
.param_data_size = param_data_size};
st_session_ev_t ev = { .ev_id = ST_SES_EV_GET_PARAM_DATA,
.payload.getparam = getparam_payload, .stc_ses = stc_ses};
pthread_mutex_lock(&st_ses->lock);
/* Currently get param data supported for ARM & ADSP mode */
if ((ST_EXEC_MODE_ARM == st_ses->exec_mode) ||
(ST_EXEC_MODE_ADSP == st_ses->exec_mode))
DISPATCH_EVENT(st_ses, ev, status);
pthread_mutex_unlock(&st_ses->lock);
return status;
}
int st_session_ss_init(st_session_t *stc_ses)
{
int status = 0;
struct listnode *node = NULL;
st_arm_second_stage_t *st_sec_stage = NULL;
st_proxy_session_t *st_ses = stc_ses->hw_proxy_ses;
list_for_each(node, &stc_ses->second_stage_list) {
st_sec_stage = node_to_item(node, st_arm_second_stage_t, list_node);
status = st_second_stage_module_init(st_sec_stage,
(void *)st_sec_stage->ss_info->lib_name);
if (status) {
ALOGE("%s:[c%d] initializing second stage session failed %d",
__func__, stc_ses->sm_handle, status);
goto ss_cleanup;
}
}
pthread_mutex_lock(&st_ses->lock);
if (st_ses->aggregator_thread_created) {
pthread_mutex_unlock(&st_ses->lock);
return 0;
}
/*
* Aggregator is not maintatined per client as there is only one
* client keyword detection happens at a time in multi-client scenario.
* Instead use single aggregator thread at proxy level, processing the
* second stage for detected client at run time.
*/
init_det_event_aggregator(st_ses);
st_ses->det_session_ev = calloc(1, sizeof(st_session_ev_t));
if (!st_ses->det_session_ev) {
ALOGE("%s: Failed to allocate st_session_ev_t, exiting", __func__);
status = -ENOMEM;
goto ss_cleanup;
}
pthread_mutex_unlock(&st_ses->lock);
return 0;
ss_cleanup:
destroy_det_event_aggregator(st_ses);
list_for_each(node, &stc_ses->second_stage_list) {
st_sec_stage = node_to_item(node, st_arm_second_stage_t, list_node);
st_second_stage_module_deinit(st_sec_stage);
}
pthread_mutex_unlock(&st_ses->lock);
return status;
}
int st_session_ss_deinit(st_session_t *stc_ses)
{
struct listnode *node = NULL;
st_proxy_session_t *st_ses = stc_ses->hw_proxy_ses;
st_arm_second_stage_t *st_sec_stage = NULL;
st_session_t *c_ses = NULL;
bool aggregator_needed = false;
list_for_each(node, &stc_ses->second_stage_list) {
st_sec_stage = node_to_item(node, st_arm_second_stage_t, list_node);
st_second_stage_module_deinit(st_sec_stage);
}
pthread_mutex_lock(&st_ses->lock);
if (!st_ses->aggregator_thread_created) {
pthread_mutex_unlock(&st_ses->lock);
return 0;
}
/* If other client has second stage enabled, keep the aggregator */
list_for_each(node, &st_ses->clients_list) {
c_ses = node_to_item(node, st_session_t, hw_list_node);
if (c_ses != stc_ses && !list_empty(&c_ses->second_stage_list)) {
aggregator_needed = true;
break;
}
}
if (aggregator_needed) {
pthread_mutex_unlock(&st_ses->lock);
return 0;
}
destroy_det_event_aggregator(st_ses);
if (st_ses->det_session_ev)
free(st_ses->det_session_ev);
pthread_mutex_unlock(&st_ses->lock);
return 0;
}
int st_session_request_detection(st_session_t *stc_ses)
{
int status = 0;
if (!stc_ses || !stc_ses->hw_proxy_ses)
return -EINVAL;
st_proxy_session_t *st_ses = stc_ses->hw_proxy_ses;
st_session_ev_t ev = {.ev_id = ST_SES_EV_REQUEST_DET, .stc_ses = stc_ses};
/* lock to serialize event handling */
pthread_mutex_lock(&st_ses->lock);
DISPATCH_EVENT(st_ses, ev, status);
pthread_mutex_unlock(&st_ses->lock);
return status;
}
int st_session_init(st_session_t *stc_ses, struct sound_trigger_device *stdev,
st_exec_mode_t exec_mode, sound_model_handle_t sm_handle)
{
int status = 0;
struct st_vendor_info *v_info = NULL;
st_proxy_session_t *st_ses = NULL;
struct listnode *node = NULL;
struct st_session *c_ses = NULL;
pthread_mutexattr_t attr;
if (!stc_ses || !stdev)
return -EINVAL;
st_ses = calloc(1, sizeof(st_proxy_session_t));
if (!st_ses) {
ALOGE("%s: hw_proxy_ses allocation failed", __func__);
return -ENOMEM;
}
st_ses->stdev = stc_ses->stdev = stdev;
v_info = stc_ses->vendor_uuid_info;
if (v_info && (EXEC_MODE_CFG_DYNAMIC == v_info->exec_mode_cfg)) {
st_ses->enable_trans = true;
/* alloc and init cpe session*/
st_ses->hw_ses_cpe =
(st_hw_session_t *)calloc(1, sizeof(st_hw_session_gcs_t));
if (!st_ses->hw_ses_cpe) {
status = -ENOMEM;
goto cleanup;
}
status = st_hw_sess_gcs_init(st_ses->hw_ses_cpe, hw_sess_cb,
(void *)st_ses, ST_EXEC_MODE_CPE, v_info, sm_handle, stdev);
if (status) {
ALOGE("%s: initializing gcs hw session failed %d", __func__,
status);
goto cleanup;
}
/* alloc and init adsp session*/
st_ses->hw_ses_adsp =
(st_hw_session_t *)calloc(1, sizeof(st_hw_session_lsm_t));
if (!st_ses->hw_ses_adsp) {
st_hw_sess_gcs_deinit(st_ses->hw_ses_cpe);
status = -ENOMEM;
goto cleanup;
}
status = st_hw_sess_lsm_init(st_ses->hw_ses_adsp, hw_sess_cb,
(void *)st_ses, ST_EXEC_MODE_ADSP, v_info, sm_handle, stdev);
if (status) {
ALOGE("%s: initializing lsm session failed", __func__);
st_hw_sess_gcs_deinit(st_ses->hw_ses_cpe);
goto cleanup;
}
/* set current hw_session */
if (exec_mode == ST_EXEC_MODE_CPE)
st_ses->hw_ses_current = st_ses->hw_ses_cpe;
else if (exec_mode == ST_EXEC_MODE_ADSP)
st_ses->hw_ses_current = st_ses->hw_ses_adsp;
} else if (v_info && (EXEC_MODE_CFG_CPE == v_info->exec_mode_cfg)) {
st_ses->enable_trans = false;
ALOGD("%s: initializing gcs hw session", __func__);
st_ses->hw_ses_cpe =
(st_hw_session_t *)calloc(1, sizeof(st_hw_session_gcs_t));
if (!st_ses->hw_ses_cpe) {
status = -ENOMEM;
goto cleanup;
}
status = st_hw_sess_gcs_init(st_ses->hw_ses_cpe, hw_sess_cb,
(void *)st_ses, exec_mode, v_info, sm_handle, stdev);
if (status) {
ALOGE("%s: initializing gcs hw session failed %d",
__func__, status);
goto cleanup;
}
st_ses->hw_ses_current = st_ses->hw_ses_cpe;
} else if (v_info && (EXEC_MODE_CFG_APE == v_info->exec_mode_cfg)) {
/*
* Check for merge sound model support and return the existing hw
* session. If any other clients have already created it.
*/
if (v_info->merge_fs_soundmodels &&
stc_ses->f_stage_version == ST_MODULE_TYPE_GMM) {
if (!v_info->is_qcva_uuid) {
ALOGE("%s: merge sound model not supported for non SVA engines",
__func__);
status = -ENOSYS;
goto cleanup;
}
list_for_each(node, &stdev->sound_model_list) {
c_ses = node_to_item(node, st_session_t, list_node);
if ((c_ses != stc_ses) &&
c_ses->vendor_uuid_info->is_qcva_uuid &&
c_ses->vendor_uuid_info->merge_fs_soundmodels &&
c_ses->f_stage_version == ST_MODULE_TYPE_GMM) {
stc_ses->hw_proxy_ses = c_ses->hw_proxy_ses;
list_add_tail(&stc_ses->hw_proxy_ses->clients_list,
&stc_ses->hw_list_node);
ALOGD("%s: another client attached, merge SM: h%d <-- c%d",
__func__, stc_ses->hw_proxy_ses->sm_handle, sm_handle);
free(st_ses);
st_ses = NULL;
break;
}
}
} else if (stc_ses->f_stage_version == ST_MODULE_TYPE_PDK5) {
if (!v_info->is_qcva_uuid) {
ALOGE("%s: multi sound model not supported for non SVA engines",
__func__);
status = -ENOSYS;
goto cleanup;
}
list_for_each(node, &stdev->sound_model_list) {
c_ses = node_to_item(node, st_session_t, list_node);
if ((c_ses != stc_ses) &&
c_ses->vendor_uuid_info->is_qcva_uuid &&
c_ses->f_stage_version == ST_MODULE_TYPE_PDK5) {
stc_ses->hw_proxy_ses = c_ses->hw_proxy_ses;
list_add_tail(&stc_ses->hw_proxy_ses->clients_list,
&stc_ses->hw_list_node);
ALOGD("%s: another client attached, multi SM: h%d <-- c%d",
__func__, stc_ses->hw_proxy_ses->sm_handle, sm_handle);
free(st_ses);
st_ses = NULL;
break;
}
}
}
if (st_ses) { /* If no other client exist */
st_ses->hw_ses_adsp =
(st_hw_session_t *)calloc(1, sizeof(st_hw_session_lsm_t));
if (!st_ses->hw_ses_adsp) {
status = -ENOMEM;
goto cleanup;
}
status = st_hw_sess_lsm_init(st_ses->hw_ses_adsp, hw_sess_cb,
(void *)st_ses, exec_mode, v_info, sm_handle, stdev);
if (status) {
ALOGE("%s: initializing lsm hw session failed %d",
__func__, status);
goto cleanup;
}
st_ses->hw_ses_current = st_ses->hw_ses_adsp;
st_ses->f_stage_version = stc_ses->f_stage_version;
st_ses->hw_ses_current->f_stage_version = stc_ses->f_stage_version;
}
} else if (v_info && (EXEC_MODE_CFG_ARM == v_info->exec_mode_cfg)) {
st_ses->enable_trans = false;
st_ses->hw_ses_arm = calloc(1, sizeof(st_hw_session_pcm_t));
if (!st_ses->hw_ses_arm) {
status = -ENOMEM;
goto cleanup;
}
status = st_hw_sess_pcm_init(st_ses->hw_ses_arm, hw_sess_cb,
(void *)st_ses, exec_mode, v_info, sm_handle, stdev);
if (status) {
ALOGE("%s: initializing pcm hw session failed %d",
__func__, status);
goto cleanup;
}
st_ses->hw_ses_current = st_ses->hw_ses_arm;
} else if (!v_info) {
st_ses->hw_ses_cpe =
(st_hw_session_t *)calloc(1, sizeof(st_hw_session_lsm_t));
if (!st_ses->hw_ses_cpe) {
status = -ENOMEM;
goto cleanup;
}
status = st_hw_sess_lsm_init(st_ses->hw_ses_cpe, hw_sess_cb,
(void *)st_ses, exec_mode, v_info, sm_handle, stdev);
if (status) {
ALOGE("%s: initializing lsm hw session failed %d",
__func__, status);
goto cleanup;
}
}
pthread_mutexattr_init(&attr);
pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
pthread_mutex_init(&stc_ses->lock, (const pthread_mutexattr_t *)&attr);
stc_ses->exec_mode = exec_mode;
stc_ses->sm_handle = sm_handle;
stc_ses->ssr_transit_exec_mode = ST_EXEC_MODE_NONE;
stc_ses->client_req_det_mode = ST_DET_UNKNOWN_MODE;
stc_ses->state = ST_STATE_IDLE;
if (st_ses) { /* Could get freed if other client exists */
st_ses->vendor_uuid_info = v_info;
st_ses->exec_mode = exec_mode;
st_ses->sm_handle = sm_handle;
st_ses->lab_fp = NULL;
pthread_mutex_init(&st_ses->lock, (const pthread_mutexattr_t *)&attr);
stc_ses->hw_proxy_ses = st_ses;
list_init(&st_ses->sm_info_list);
list_init(&st_ses->clients_list);
list_add_tail(&st_ses->clients_list, &stc_ses->hw_list_node);
ALOGD("%s: client attached: h%d <-- c%d", __func__,
st_ses->sm_handle, sm_handle);
if (!stdev->ssr_offline_received) {
STATE_TRANSITION(st_ses, idle_state_fn);
} else {
STATE_TRANSITION(st_ses, ssr_state_fn);
status = 0;
}
}
return status;
cleanup:
if (st_ses) {
if (st_ses->hw_ses_cpe)
free(st_ses->hw_ses_cpe);
if (st_ses->hw_ses_adsp)
free(st_ses->hw_ses_adsp);
free(st_ses);
}
return status;
}
int st_session_deinit(st_session_t *stc_ses)
{
st_proxy_session_t *st_ses = stc_ses->hw_proxy_ses;
pthread_mutex_lock(&st_ses->lock);
list_remove(&stc_ses->hw_list_node);
ALOGV("%s: client detatched: h%d <-- c%d", __func__, st_ses->sm_handle,
stc_ses->sm_handle);
if (stc_ses == st_ses->det_stc_ses)
st_ses->det_stc_ses = NULL;
if (!list_empty(&st_ses->clients_list)) {
pthread_mutex_unlock(&st_ses->lock);
return 0;
}
/* deinit cpe session */
if (st_ses->hw_ses_cpe) {
st_hw_sess_gcs_deinit(st_ses->hw_ses_cpe);
free(st_ses->hw_ses_cpe);
st_ses->hw_ses_cpe = NULL;
}
/* deinit adsp session */
if (st_ses->hw_ses_adsp) {
st_hw_sess_lsm_deinit(st_ses->hw_ses_adsp);
free(st_ses->hw_ses_adsp);
st_ses->hw_ses_adsp = NULL;
}
pthread_mutex_unlock(&st_ses->lock);
pthread_mutex_destroy(&st_ses->lock);
free(stc_ses->hw_proxy_ses);
stc_ses->hw_proxy_ses = NULL;
return 0;
}