static int mtk_voice_ext_close(struct snd_pcm_substream *substream)
{
printk("mtk_voice_ext_close \n");
if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)
{
printk("%s with SNDRV_PCM_STREAM_CAPTURE \n",__func__);
AudDrv_Clk_Off();
AudDrv_ADC_Clk_Off();
return 0;
}
// todo : enable sidetone
// here start digital part
SetConnection(Soc_Aud_InterCon_DisConnect, Soc_Aud_InterConnectionInput_I03, Soc_Aud_InterConnectionOutput_O07);
SetConnection(Soc_Aud_InterCon_DisConnect, Soc_Aud_InterConnectionInput_I04, Soc_Aud_InterConnectionOutput_O08);
SetConnection(Soc_Aud_InterCon_DisConnect, Soc_Aud_InterConnectionInput_I09, Soc_Aud_InterConnectionOutput_O03);
SetConnection(Soc_Aud_InterCon_DisConnect, Soc_Aud_InterConnectionInput_I09, Soc_Aud_InterConnectionOutput_O04);
SetI2SAdcEnable(false);
SetI2SDacEnable(false);
SetModemPcmEnable(MODEM_EXTERNAL, false);
SetMemoryPathEnable(Soc_Aud_Digital_Block_I2S_OUT_DAC, false);
SetMemoryPathEnable(Soc_Aud_Digital_Block_I2S_IN_ADC, false);
EnableAfe(false);
AudDrv_Clk_Off();
AudDrv_ADC_Clk_Off();
Voice_Ext_Status = false;
SetExternalModemStatus(false);
return 0;
}
static int mtk_voice1_extint_prepare(struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtimeStream = substream->runtime;
printk("%s rate = %d channels = %d period_size = %lu\n", __func__,
runtimeStream->rate, runtimeStream->channels, runtimeStream->period_size);
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
{
SetConnection(Soc_Aud_InterCon_Connection, Soc_Aud_InterConnectionInput_I14, Soc_Aud_InterConnectionOutput_O03);
SetConnection(Soc_Aud_InterCon_Connection, Soc_Aud_InterConnectionInput_I14, Soc_Aud_InterConnectionOutput_O04);
// start I2S DAC out
SetI2SDacOut(substream->runtime->rate);
SetMemoryPathEnable(Soc_Aud_Digital_Block_I2S_OUT_DAC, true);
SetI2SDacEnable(true);
EnableAfe(true);
printk("%s with SNDRV_PCM_STREAM_PLAYBACK \n",__func__);
}
else if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)
{
SetConnection(Soc_Aud_InterCon_Connection, Soc_Aud_InterConnectionInput_I03, Soc_Aud_InterConnectionOutput_O17);
SetConnection(Soc_Aud_InterCon_Connection, Soc_Aud_InterConnectionInput_I04, Soc_Aud_InterConnectionOutput_O18);
ConfigAdcI2S(substream);
SetI2SAdcIn(&mAudioDigitalI2S);
SetMemoryPathEnable(Soc_Aud_Digital_Block_I2S_IN_ADC, true);
SetI2SAdcEnable(true);
EnableAfe(true);
printk("%s with SNDRV_PCM_STREAM_CAPTURE \n",__func__);
}
// here start digital part
if(Voice_ExtInt_Status == 0)
{
SetConnection(Soc_Aud_InterCon_Connection, Soc_Aud_InterConnectionInput_I21, Soc_Aud_InterConnectionOutput_O07);
SetConnection(Soc_Aud_InterCon_Connection, Soc_Aud_InterConnectionInput_I21, Soc_Aud_InterConnectionOutput_O08);
SetConnection(Soc_Aud_InterCon_Connection, Soc_Aud_InterConnectionInput_I09, Soc_Aud_InterConnectionOutput_O25);
VoiceExtIntPcm_Ext.mPcmModeWidebandSel = (runtimeStream->rate == 8000) ? Soc_Aud_PCM_MODE_PCM_MODE_8K : Soc_Aud_PCM_MODE_PCM_MODE_16K;
VoiceExtIntPcm_Int.mPcmModeWidebandSel = (runtimeStream->rate == 8000) ? Soc_Aud_PCM_MODE_PCM_MODE_8K : Soc_Aud_PCM_MODE_PCM_MODE_16K;
//VoiceExtPcm.mAsyncFifoSel = Soc_Aud_BYPASS_SRC_SLAVE_USE_ASYNC_FIFO;
SetModemPcmConfig(MODEM_EXTERNAL, VoiceExtIntPcm_Ext);
SetModemPcmEnable(MODEM_EXTERNAL, true);
SetModemPcmConfig(MODEM_1, VoiceExtIntPcm_Int);
SetModemPcmEnable(MODEM_1, true);
}
if(substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
{
Voice_ExtInt_Status |= VOICE_DL_ON;
}
else if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)
{
Voice_ExtInt_Status |= VOICE_UL_ON;
}
SetExternalModemStatus(true);
return 0;
}
static int mtk_voice_extint_close(struct snd_pcm_substream *substream)
{
printk("mtk_voice_extint_close \n");
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
{
printk("%s with SNDRV_PCM_STREAM_CAPTURE \n",__func__);
SetConnection(Soc_Aud_InterCon_DisConnect, Soc_Aud_InterConnectionInput_I14, Soc_Aud_InterConnectionOutput_O03);
SetConnection(Soc_Aud_InterCon_DisConnect, Soc_Aud_InterConnectionInput_I14, Soc_Aud_InterConnectionOutput_O04);
SetI2SDacEnable(false);
SetMemoryPathEnable(Soc_Aud_Digital_Block_I2S_OUT_DAC, false);
Voice_ExtInt_Status &= ~VOICE_DL_ON;
if(Voice_ExtInt_Status == 0)
{
SetConnection(Soc_Aud_InterCon_DisConnect, Soc_Aud_InterConnectionInput_I21, Soc_Aud_InterConnectionOutput_O07);
SetConnection(Soc_Aud_InterCon_DisConnect, Soc_Aud_InterConnectionInput_I21, Soc_Aud_InterConnectionOutput_O08);
SetConnection(Soc_Aud_InterCon_DisConnect, Soc_Aud_InterConnectionInput_I09, Soc_Aud_InterConnectionOutput_O25);
SetModemPcmEnable(MODEM_EXTERNAL, false);
SetModemPcmEnable(MODEM_1, false);
}
EnableAfe(false);
AudDrv_Clk_Off();
AudDrv_ADC_Clk_Off();
}
else if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)
{
printk("%s with SNDRV_PCM_STREAM_CAPTURE \n",__func__);
SetConnection(Soc_Aud_InterCon_DisConnect, Soc_Aud_InterConnectionInput_I03, Soc_Aud_InterConnectionOutput_O17);
SetConnection(Soc_Aud_InterCon_DisConnect, Soc_Aud_InterConnectionInput_I04, Soc_Aud_InterConnectionOutput_O18);
SetI2SAdcEnable(false);
SetMemoryPathEnable(Soc_Aud_Digital_Block_I2S_IN_ADC, false);
Voice_ExtInt_Status &= ~VOICE_UL_ON;
if(Voice_ExtInt_Status == 0)
{
SetConnection(Soc_Aud_InterCon_DisConnect, Soc_Aud_InterConnectionInput_I21, Soc_Aud_InterConnectionOutput_O07);
SetConnection(Soc_Aud_InterCon_DisConnect, Soc_Aud_InterConnectionInput_I21, Soc_Aud_InterConnectionOutput_O08);
SetConnection(Soc_Aud_InterCon_DisConnect, Soc_Aud_InterConnectionInput_I09, Soc_Aud_InterConnectionOutput_O25);
SetModemPcmEnable(MODEM_EXTERNAL, false);
SetModemPcmEnable(MODEM_1, false);
}
EnableAfe(false);
AudDrv_Clk_Off();
AudDrv_ADC_Clk_Off();
}
SetExternalModemStatus(false);
return 0;
}