4216     const int backend_idx = platform_get_backend_index(snd_device);  in platform_set_backend_cfg()  local
4227           sample_rate, channels, backend_idx,  in platform_set_backend_cfg()
4230     if ((my_data->current_backend_cfg[backend_idx].bitwidth_mixer_ctl) &&  in platform_set_backend_cfg()
4231         (bit_width != my_data->current_backend_cfg[backend_idx].bit_width)) {  in platform_set_backend_cfg()
4235                                     my_data->current_backend_cfg[backend_idx].bitwidth_mixer_ctl);  in platform_set_backend_cfg()
4239                   my_data->current_backend_cfg[backend_idx].bitwidth_mixer_ctl);  in platform_set_backend_cfg()
4255                   my_data->current_backend_cfg[backend_idx].bitwidth_mixer_ctl, bit_width, format);  in platform_set_backend_cfg()
4257             my_data->current_backend_cfg[backend_idx].bit_width = bit_width;  in platform_set_backend_cfg()
4259                   my_data->current_backend_cfg[backend_idx].bitwidth_mixer_ctl, bit_width, format);  in platform_set_backend_cfg()
4265     if (passthrough_enabled || ((my_data->current_backend_cfg[backend_idx].samplerate_mixer_ctl) &&  in platform_set_backend_cfg()
4266 …                         (sample_rate != my_data->current_backend_cfg[backend_idx].sample_rate))) {  in platform_set_backend_cfg()
4316                                     my_data->current_backend_cfg[backend_idx].samplerate_mixer_ctl);  in platform_set_backend_cfg()
4320                   my_data->current_backend_cfg[backend_idx].samplerate_mixer_ctl);  in platform_set_backend_cfg()
4325               my_data->current_backend_cfg[backend_idx].samplerate_mixer_ctl, rate_str);  in platform_set_backend_cfg()
4327         my_data->current_backend_cfg[backend_idx].sample_rate = sample_rate;  in platform_set_backend_cfg()
4329     if ((my_data->current_backend_cfg[backend_idx].channels_mixer_ctl) &&  in platform_set_backend_cfg()
4330         (channels != my_data->current_backend_cfg[backend_idx].channels)) {  in platform_set_backend_cfg()
4355                                     my_data->current_backend_cfg[backend_idx].channels_mixer_ctl);  in platform_set_backend_cfg()
4359                   my_data->current_backend_cfg[backend_idx].channels_mixer_ctl);  in platform_set_backend_cfg()
4363         my_data->current_backend_cfg[backend_idx].channels = channels;  in platform_set_backend_cfg()
4368               my_data->current_backend_cfg[backend_idx].channels_mixer_ctl,  in platform_set_backend_cfg()
4395     int backend_idx = -1;  in platform_get_voice_call_backend()  local
4403                 backend_idx = platform_get_backend_index(out_snd_device);  in platform_get_voice_call_backend()
4408     return backend_idx;  in platform_get_voice_call_backend()
4416                                    int backend_idx,  in platform_check_capture_backend_cfg()  argument
4430           "sample rate: %d, channels %d",__func__,backend_idx, bit_width,  in platform_check_capture_backend_cfg()
4443     if (backend_idx == USB_AUDIO_TX_BACKEND) {  in platform_check_capture_backend_cfg()
4450           "sample rate: %d", __func__, backend_idx, bit_width, sample_rate);  in platform_check_capture_backend_cfg()
4454     if ((bit_width != my_data->current_backend_cfg[backend_idx].bit_width) ||  in platform_check_capture_backend_cfg()
4455         (sample_rate != my_data->current_backend_cfg[backend_idx].sample_rate) ||  in platform_check_capture_backend_cfg()
4456         (channels != my_data->current_backend_cfg[backend_idx].channels)) {  in platform_check_capture_backend_cfg()
4536     int backend_idx = DEFAULT_CODEC_BACKEND;  in platform_check_playback_backend_cfg()  local
4546     backend_idx = platform_get_backend_index(snd_device);  in platform_check_playback_backend_cfg()
4553           sample_rate, channels, backend_idx, usecase->id,  in platform_check_playback_backend_cfg()
4556     if (backend_idx == platform_get_voice_call_backend(adev)) {  in platform_check_playback_backend_cfg()
4578     switch (backend_idx) {  in platform_check_playback_backend_cfg()
4613           __func__, backend_idx , bit_width, sample_rate);  in platform_check_playback_backend_cfg()
4617     if (bit_width != my_data->current_backend_cfg[backend_idx].bit_width ||  in platform_check_playback_backend_cfg()
4618         sample_rate != my_data->current_backend_cfg[backend_idx].sample_rate ||  in platform_check_playback_backend_cfg()
4619         channels != my_data->current_backend_cfg[backend_idx].channels) {  in platform_check_playback_backend_cfg()
4636     int backend_idx = DEFAULT_CODEC_BACKEND;  in platform_check_and_set_playback_backend_cfg()  local
4643     backend_idx = platform_get_backend_index(snd_device);  in platform_check_and_set_playback_backend_cfg()
4654           backend_cfg.sample_rate, backend_cfg.channels, backend_idx, usecase->id,  in platform_check_and_set_playback_backend_cfg()
4675     int backend_idx = platform_get_backend_index(snd_device);  in platform_check_and_set_capture_backend_cfg()  local
4695           backend_idx, usecase->id,  in platform_check_and_set_capture_backend_cfg()
4698     if (platform_check_capture_backend_cfg(adev, backend_idx, &backend_cfg)) {  in platform_check_and_set_capture_backend_cfg()
4856     int backend_idx = platform_get_backend_index(snd_device);  in platform_check_and_update_copp_sample_rate()  local
4857     int device_sr = my_data->current_backend_cfg[backend_idx].sample_rate;  in platform_check_and_update_copp_sample_rate()