163 static struct sound_trigger_audio_device *st_dev;  variable
171            list_empty(&st_dev->st_ses_list), capture_handle);  in get_sound_trigger_info()
172     list_for_each(node, &st_dev->st_ses_list) {  in get_sound_trigger_info()
226     if (!st_dev)  in audio_hw_call_back()
229     pthread_mutex_lock(&st_dev->lock);  in audio_hw_call_back()
246         list_add_tail(&st_dev->st_ses_list, &st_ses_info->list);  in audio_hw_call_back()
270     pthread_mutex_unlock(&st_dev->lock);  in audio_hw_call_back()
281     if (!st_dev)  in audio_extn_sound_trigger_read()
291     pthread_mutex_lock(&st_dev->lock);  in audio_extn_sound_trigger_read()
293     pthread_mutex_unlock(&st_dev->lock);  in audio_extn_sound_trigger_read()
298         ret = st_dev->st_callback(AUDIO_EVENT_READ_SAMPLES, &event);  in audio_extn_sound_trigger_read()
318     if (!st_dev || !in || !in->is_st_session_active)  in audio_extn_sound_trigger_stop_lab()
321     pthread_mutex_lock(&st_dev->lock);  in audio_extn_sound_trigger_stop_lab()
323     pthread_mutex_unlock(&st_dev->lock);  in audio_extn_sound_trigger_stop_lab()
327         st_dev->st_callback(AUDIO_EVENT_STOP_LAB, &event);  in audio_extn_sound_trigger_stop_lab()
337     if (!st_dev || !in)  in audio_extn_sound_trigger_check_and_get_session()
340     pthread_mutex_lock(&st_dev->lock);  in audio_extn_sound_trigger_check_and_get_session()
343           list_empty(&st_dev->st_ses_list), in->capture_handle);  in audio_extn_sound_trigger_check_and_get_session()
344     list_for_each(node, &st_dev->st_ses_list) {  in audio_extn_sound_trigger_check_and_get_session()
356     pthread_mutex_unlock(&st_dev->lock);  in audio_extn_sound_trigger_check_and_get_session()
364     if (!st_dev)  in audio_extn_sound_trigger_update_device_status()
386             st_dev->st_callback(AUDIO_EVENT_CAPTURE_DEVICE_INACTIVE, NULL);  in audio_extn_sound_trigger_update_device_status()
389             st_dev->st_callback(AUDIO_EVENT_CAPTURE_DEVICE_ACTIVE, NULL);  in audio_extn_sound_trigger_update_device_status()
405     if (!st_dev)  in audio_extn_sound_trigger_update_stream_status()
408     if (st_dev->sthal_prop_api_version < STHAL_PROP_API_VERSION_1_0)  in audio_extn_sound_trigger_update_stream_status()
435             st_dev->st_callback(ev, &ev_info);  in audio_extn_sound_trigger_update_stream_status()
447     if(!st_dev || !params) {  in audio_extn_sound_trigger_set_parameters()
457             st_dev->st_callback(AUDIO_EVENT_SSR, &event);  in audio_extn_sound_trigger_set_parameters()
461             st_dev->st_callback(AUDIO_EVENT_SSR, &event);  in audio_extn_sound_trigger_set_parameters()
471             st_dev->st_callback(AUDIO_EVENT_SSR, &event);  in audio_extn_sound_trigger_set_parameters()
475             st_dev->st_callback(AUDIO_EVENT_SSR, &event);  in audio_extn_sound_trigger_set_parameters()
484         st_dev->st_callback(AUDIO_EVENT_NUM_ST_SESSIONS, &event);  in audio_extn_sound_trigger_set_parameters()
491             st_dev->st_callback(AUDIO_EVENT_SSR, &event);  in audio_extn_sound_trigger_set_parameters()
494             st_dev->st_callback(AUDIO_EVENT_SSR, &event);  in audio_extn_sound_trigger_set_parameters()
509     st_dev = (struct sound_trigger_audio_device*)  in audio_extn_sound_trigger_init()
511     if (!st_dev) {  in audio_extn_sound_trigger_init()
520     st_dev->lib_handle = dlopen(sound_trigger_lib, RTLD_NOW);  in audio_extn_sound_trigger_init()
522     if (st_dev->lib_handle == NULL) {  in audio_extn_sound_trigger_init()
529     DLSYM(st_dev->lib_handle, st_dev->st_callback, sound_trigger_hw_call_back,  in audio_extn_sound_trigger_init()
534     DLSYM(st_dev->lib_handle, sthal_prop_api_version,  in audio_extn_sound_trigger_init()
537         st_dev->sthal_prop_api_version = 0;  in audio_extn_sound_trigger_init()
540         st_dev->sthal_prop_api_version = *(int*)sthal_prop_api_version;  in audio_extn_sound_trigger_init()
541         if (MAJOR_VERSION(st_dev->sthal_prop_api_version) !=  in audio_extn_sound_trigger_init()
545                   st_dev->sthal_prop_api_version);  in audio_extn_sound_trigger_init()
549               st_dev->sthal_prop_api_version);  in audio_extn_sound_trigger_init()
552     st_dev->adev = adev;  in audio_extn_sound_trigger_init()
553     list_init(&st_dev->st_ses_list);  in audio_extn_sound_trigger_init()
554     audio_extn_snd_mon_register_listener(st_dev, stdev_snd_mon_cb);  in audio_extn_sound_trigger_init()
559     if (st_dev->lib_handle)  in audio_extn_sound_trigger_init()
560         dlclose(st_dev->lib_handle);  in audio_extn_sound_trigger_init()
561     free(st_dev);  in audio_extn_sound_trigger_init()
562     st_dev = NULL;  in audio_extn_sound_trigger_init()
569     if (st_dev && (st_dev->adev == adev) && st_dev->lib_handle) {  in audio_extn_sound_trigger_deinit()
570         audio_extn_snd_mon_unregister_listener(st_dev);  in audio_extn_sound_trigger_deinit()
571         dlclose(st_dev->lib_handle);  in audio_extn_sound_trigger_deinit()
572         free(st_dev);  in audio_extn_sound_trigger_deinit()
573         st_dev = NULL;  in audio_extn_sound_trigger_deinit()