static void StartAudioBtDaiHardware(struct snd_pcm_substream *substream)
{
printk("StartAudioBtDaiHardware period_size = %d\n",(unsigned int)(substream->runtime->period_size));
// here to set interrupt
SetIrqMcuCounter(Soc_Aud_IRQ_MCU_MODE_IRQ2_MCU_MODE, substream->runtime->period_size>>1);
SetIrqMcuSampleRate(Soc_Aud_IRQ_MCU_MODE_IRQ2_MCU_MODE, substream->runtime->rate);
SetIrqEnable(Soc_Aud_IRQ_MCU_MODE_IRQ2_MCU_MODE, true);
SetSampleRate(Soc_Aud_Digital_Block_MEM_DAI, substream->runtime->rate);
SetMemoryPathEnable(Soc_Aud_Digital_Block_MEM_DAI, true);
// here to turn off digital part
SetConnection(Soc_Aud_InterCon_Connection, Soc_Aud_InterConnectionInput_I02, Soc_Aud_InterConnectionOutput_O11);
if (GetMemoryPathEnable(Soc_Aud_Digital_Block_DAI_BT) == false)
{
SetMemoryPathEnable(Soc_Aud_Digital_Block_DAI_BT, true);
SetVoipDAIBTAttribute(substream->runtime->rate);
SetDaiBtEnable(true);
}
else
{
SetMemoryPathEnable(Soc_Aud_Digital_Block_DAI_BT, true);
}
EnableAfe(true);
}
static int mtk_voice_bt_close(struct snd_pcm_substream *substream)
{
pr_debug("mtk_voice_bt_close\n");
if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) {
pr_err("%s with SNDRV_PCM_STREAM_CAPTURE\n", __func__);
AudDrv_Clk_Off();
AudDrv_ANA_Clk_Off();
return 0;
}
/* interconnection setting */
SetConnection(Soc_Aud_InterCon_DisConnect, Soc_Aud_InterConnectionInput_I02,
Soc_Aud_InterConnectionOutput_O17);
SetConnection(Soc_Aud_InterCon_DisConnect, Soc_Aud_InterConnectionInput_I02,
Soc_Aud_InterConnectionOutput_O18);
SetConnection(Soc_Aud_InterCon_DisConnect, Soc_Aud_InterConnectionInput_I14,
Soc_Aud_InterConnectionOutput_O02);
SetConnection(Soc_Aud_InterCon_DisConnect, Soc_Aud_InterConnectionInput_I21,
Soc_Aud_InterConnectionOutput_O02);
/* here start digital part */
SetMemoryPathEnable(Soc_Aud_Digital_Block_DAI_BT, false);
SetDaiBtEnable(false);
EnableAfe(false);
AudDrv_Clk_Off();
AudDrv_ANA_Clk_Off();
voice_bt_Status = false;
return 0;
}
static int mtk_pcm_dl1Bt_stop(struct snd_pcm_substream *substream)
{
PRINTK_AUDDRV("mtk_pcm_dl1Bt_stop\n");
SetIrqEnable(Soc_Aud_IRQ_MCU_MODE_IRQ1_MCU_MODE, false);
/* here to turn off digital part */
SetConnection(Soc_Aud_InterCon_DisConnect, Soc_Aud_InterConnectionInput_I05,
Soc_Aud_InterConnectionOutput_O02);
SetConnection(Soc_Aud_InterCon_DisConnect, Soc_Aud_InterConnectionInput_I06,
Soc_Aud_InterConnectionOutput_O02);
SetMemoryPathEnable(Soc_Aud_Digital_Block_MEM_DL1, false);
SetIrqEnable(Soc_Aud_IRQ_MCU_MODE_IRQ1_MCU_MODE, false);
SetMemoryPathEnable(Soc_Aud_Digital_Block_DAI_BT, false);
if (GetMemoryPathEnable(Soc_Aud_Digital_Block_DAI_BT) == false) {
/* turn off DAI BT if not using */
SetDaiBtEnable(false);
}
EnableAfe(false);
RemoveMemifSubStream(Soc_Aud_Digital_Block_MEM_DL1, substream);
AudDrv_Clk_Off();
return 0;
}
static int mtk_pcm_dl1Bt_stop(struct snd_pcm_substream *substream)
{
AFE_BLOCK_T *Afe_Block = &(pdl1btMemControl->rBlock);
PRINTK_AUDDRV("mtk_pcm_dl1Bt_stop \n");
SetIrqEnable(Soc_Aud_IRQ_MCU_MODE_IRQ1_MCU_MODE, false);
// here to turn off digital part
SetConnection(Soc_Aud_InterCon_DisConnect, Soc_Aud_InterConnectionInput_I05, Soc_Aud_InterConnectionOutput_O02);
SetConnection(Soc_Aud_InterCon_DisConnect, Soc_Aud_InterConnectionInput_I06, Soc_Aud_InterConnectionOutput_O02);
SetMemoryPathEnable(Soc_Aud_Digital_Block_MEM_DL1, false);
SetIrqEnable(Soc_Aud_IRQ_MCU_MODE_IRQ1_MCU_MODE, false);
SetMemoryPathEnable(Soc_Aud_Digital_Block_DAI_BT, false);
if (GetMemoryPathEnable(Soc_Aud_Digital_Block_DAI_BT) == false)
{
SetDaiBtEnable(false);
}
EnableAfe(false);
RemoveMemifSubStream(Soc_Aud_Digital_Block_MEM_DL1,substream);
AudDrv_Clk_Off();
return 0;
}
static int mtk_pcm_dl1bt_start(struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime = substream->runtime;
AudDrv_Clk_On();
SetMemifSubStream(Soc_Aud_Digital_Block_MEM_DL1, substream);
if (runtime->format == SNDRV_PCM_FORMAT_S32_LE ||
runtime->format == SNDRV_PCM_FORMAT_U32_LE) {
SetMemIfFetchFormatPerSample(Soc_Aud_Digital_Block_MEM_DL1,
AFE_WLEN_32_BIT_ALIGN_8BIT_0_24BIT_DATA);
SetMemIfFetchFormatPerSample(Soc_Aud_Digital_Block_MEM_DL2,
AFE_WLEN_32_BIT_ALIGN_8BIT_0_24BIT_DATA);
/* BT SCO only support 16 bit */
SetoutputConnectionFormat(OUTPUT_DATA_FORMAT_16BIT, Soc_Aud_InterConnectionOutput_O02);
} else {
SetMemIfFetchFormatPerSample(Soc_Aud_Digital_Block_MEM_DL1, AFE_WLEN_16_BIT);
SetMemIfFetchFormatPerSample(Soc_Aud_Digital_Block_MEM_DL2, AFE_WLEN_16_BIT);
SetoutputConnectionFormat(OUTPUT_DATA_FORMAT_16BIT,
Soc_Aud_InterConnectionOutput_O02);
}
/* here start digital part */
SetConnection(Soc_Aud_InterCon_Connection, Soc_Aud_InterConnectionInput_I05,
Soc_Aud_InterConnectionOutput_O02);
SetConnection(Soc_Aud_InterCon_Connection, Soc_Aud_InterConnectionInput_I06,
Soc_Aud_InterConnectionOutput_O02);
SetConnection(Soc_Aud_InterCon_ConnectionShift,
Soc_Aud_InterConnectionInput_I05, Soc_Aud_InterConnectionOutput_O02);
SetConnection(Soc_Aud_InterCon_ConnectionShift,
Soc_Aud_InterConnectionInput_I06, Soc_Aud_InterConnectionOutput_O02);
/* set dl1 sample ratelimit_state */
SetSampleRate(Soc_Aud_Digital_Block_MEM_DL1, runtime->rate);
SetChannels(Soc_Aud_Digital_Block_MEM_DL1, runtime->channels);
SetMemoryPathEnable(Soc_Aud_Digital_Block_MEM_DL1, true);
/* here to set interrupt */
SetIrqMcuCounter(Soc_Aud_IRQ_MCU_MODE_IRQ1_MCU_MODE, runtime->period_size >> 1);
SetIrqMcuSampleRate(Soc_Aud_IRQ_MCU_MODE_IRQ1_MCU_MODE, runtime->rate);
SetIrqEnable(Soc_Aud_IRQ_MCU_MODE_IRQ1_MCU_MODE, true);
if (GetMemoryPathEnable(Soc_Aud_Digital_Block_DAI_BT) == false) {
/* set merge interface */
SetMemoryPathEnable(Soc_Aud_Digital_Block_DAI_BT, true);
} else {
SetMemoryPathEnable(Soc_Aud_Digital_Block_DAI_BT, true);
}
SetVoipDAIBTAttribute(runtime->rate);
SetDaiBtEnable(true);
EnableAfe(true);
return 0;
}
static int mtk_bt_dai_alsa_stop(struct snd_pcm_substream *substream)
{
/* AFE_BLOCK_T *Dai_Block = &(Bt_Dai_Control_context->rBlock); */
pr_warn("mtk_bt_dai_alsa_stop\n");
SetMemoryPathEnable(Soc_Aud_Digital_Block_MEM_DAI, false);
SetMemoryPathEnable(Soc_Aud_Digital_Block_DAI_BT, false);
if (GetMemoryPathEnable(Soc_Aud_Digital_Block_DAI_BT) == false)
SetDaiBtEnable(false);
StopAudioBtDaiHardware(substream);
RemoveMemifSubStream(Soc_Aud_Digital_Block_MEM_DAI, substream);
return 0;
}
static int mtk_voice_bt1_prepare(struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtimeStream = substream->runtime;
pr_debug("mtk_alsa_prepare rate = %d channels = %d period_size = %lu\n",
runtimeStream->rate, runtimeStream->channels, runtimeStream->period_size);
if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) {
pr_err("%s with SNDRV_PCM_STREAM_CAPTURE\n", __func__);
return 0;
}
AudDrv_ANA_Clk_On();
AudDrv_Clk_On();
/* here start digital part */
SetConnection(Soc_Aud_InterCon_Connection, Soc_Aud_InterConnectionInput_I02,
Soc_Aud_InterConnectionOutput_O17);
SetConnection(Soc_Aud_InterCon_Connection, Soc_Aud_InterConnectionInput_I02,
Soc_Aud_InterConnectionOutput_O18);
SetConnection(Soc_Aud_InterCon_Connection, Soc_Aud_InterConnectionInput_I14,
Soc_Aud_InterConnectionOutput_O02);
SetConnection(Soc_Aud_InterCon_Connection, Soc_Aud_InterConnectionInput_I21,
Soc_Aud_InterConnectionOutput_O08);
if (GetMemoryPathEnable(Soc_Aud_Digital_Block_DAI_BT) == false) {
/* set merge interface */
SetMemoryPathEnable(Soc_Aud_Digital_Block_DAI_BT, true);
} else
SetMemoryPathEnable(Soc_Aud_Digital_Block_DAI_BT, true);
/* now use samplerate 8000 */
SetModemSpeechDAIBTAttribute(runtimeStream->rate);
SetDaiBtEnable(true);
voice_bt1Pcm.mPcmModeWidebandSel =
(runtimeStream->rate ==
8000) ? Soc_Aud_PCM_MODE_PCM_MODE_8K : Soc_Aud_PCM_MODE_PCM_MODE_16K;
voice_bt1Pcm.mAsyncFifoSel = Soc_Aud_BYPASS_SRC_SLAVE_USE_ASYNC_FIFO;
SetModemPcmConfig(MODEM_1, voice_bt1Pcm);
SetModemPcmEnable(MODEM_1, true);
EnableAfe(true);
voice_bt_Status = true;
return 0;
}
static int mtk_bt_dai_alsa_stop(struct snd_pcm_substream *substream)
{
AFE_BLOCK_T *Dai_Block = &(Bt_Dai_Control_context->rBlock);
pr_debug("mtk_bt_dai_alsa_stop\n");
SetMemoryPathEnable(Soc_Aud_Digital_Block_MEM_DAI, false);
SetMemoryPathEnable(Soc_Aud_Digital_Block_DAI_BT, false);
if (GetMemoryPathEnable(Soc_Aud_Digital_Block_DAI_BT) == false) {
SetDaiBtEnable(false);
}
StopAudioBtDaiHardware(substream);
Dai_Block->u4DMAReadIdx = 0;
Dai_Block->u4WriteIdx = 0;
Dai_Block->u4DataRemained = 0;
RemoveMemifSubStream(Soc_Aud_Digital_Block_MEM_DAI);
return 0;
}