static void StartAudioCaptureHardware(struct snd_pcm_substream *substream)
{
printk("StartAudioCaptureHardware \n");
ConfigAdcI2S(substream);
SetI2SAdcIn(mAudioDigitalI2S);
//EnableSideGenHw(Soc_Aud_InterConnectionOutput_O09,Soc_Aud_MemIF_Direction_DIRECTION_OUTPUT,true);
SetMemIfFetchFormatPerSample(Soc_Aud_Digital_Block_MEM_VUL, AFE_WLEN_16_BIT);
SetMemIfFetchFormatPerSample(Soc_Aud_Digital_Block_MEM_VUL, AFE_WLEN_16_BIT);
SetoutputConnectionFormat(OUTPUT_DATA_FORMAT_16BIT, Soc_Aud_InterConnectionOutput_O09);
SetoutputConnectionFormat(OUTPUT_DATA_FORMAT_16BIT, Soc_Aud_InterConnectionOutput_O10);
SetI2SAdcEnable(true);
// here to set interrupt
SetIrqMcuCounter(Soc_Aud_IRQ_MCU_MODE_IRQ2_MCU_MODE, substream->runtime->period_size);
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_VUL, substream->runtime->rate);
SetMemoryPathEnable(Soc_Aud_Digital_Block_MEM_VUL, true);
SetConnection(Soc_Aud_InterCon_Connection, Soc_Aud_InterConnectionInput_I03, Soc_Aud_InterConnectionOutput_O09);
SetConnection(Soc_Aud_InterCon_Connection, Soc_Aud_InterConnectionInput_I04, Soc_Aud_InterConnectionOutput_O10);
SetConnection(Soc_Aud_InterCon_Connection, Soc_Aud_InterConnectionInput_I05, Soc_Aud_InterConnectionOutput_O09);
SetConnection(Soc_Aud_InterCon_Connection, Soc_Aud_InterConnectionInput_I06, Soc_Aud_InterConnectionOutput_O10);
EnableAfe(true);
}
static int mtk_pcm_dl2_start(struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime = substream->runtime;
pr_warn("%s\n", __func__);
/* here start digital part */
SetConnection(Soc_Aud_InterCon_Connection, Soc_Aud_InterConnectionInput_I07,
Soc_Aud_InterConnectionOutput_O03);
SetConnection(Soc_Aud_InterCon_Connection, Soc_Aud_InterConnectionInput_I08,
Soc_Aud_InterConnectionOutput_O04);
#ifdef CONFIG_MTK_FPGA
/* set loopback test interconnection */
SetConnection(Soc_Aud_InterCon_Connection, Soc_Aud_InterConnectionInput_I07,
Soc_Aud_InterConnectionOutput_O09);
SetConnection(Soc_Aud_InterCon_Connection, Soc_Aud_InterConnectionInput_I08,
Soc_Aud_InterConnectionOutput_O10);
#endif
SetIrqEnable(Soc_Aud_IRQ_MCU_MODE_IRQ1_MCU_MODE, true);
SetSampleRate(Soc_Aud_Digital_Block_MEM_DL2, runtime->rate);
SetChannels(Soc_Aud_Digital_Block_MEM_DL2, runtime->channels);
SetMemoryPathEnable(Soc_Aud_Digital_Block_MEM_DL2, true);
SetIrqMcuCounter(Soc_Aud_IRQ_MCU_MODE_IRQ1_MCU_MODE, runtime->period_size);
SetIrqMcuSampleRate(Soc_Aud_IRQ_MCU_MODE_IRQ1_MCU_MODE, runtime->rate);
EnableAfe(true);
return 0;
}
static void StartAudioCaptureHardware(struct snd_pcm_substream *substream)
{
printk("StartAudioCaptureHardware \n");
//ConfigAdcI2S(substream);
//Set2ndI2SAdcIn(mAudioDigitalI2S);//To do, JY
SetMemIfFetchFormatPerSample(Soc_Aud_Digital_Block_MEM_MOD_DAI, AFE_WLEN_16_BIT);
SetoutputConnectionFormat(OUTPUT_DATA_FORMAT_16BIT, Soc_Aud_InterConnectionOutput_O12);
/* To Do, JY, MOD_DAI?
if (GetMemoryPathEnable(Soc_Aud_Digital_Block_I2S_IN_ADC_2) == false)
{
SetMemoryPathEnable(Soc_Aud_Digital_Block_I2S_IN_ADC_2, true);
Set2ndI2SAdcEnable(true);
}
else
{
SetMemoryPathEnable(Soc_Aud_Digital_Block_I2S_IN_ADC_2, true);
}
*/
// here to set interrupt
SetIrqMcuCounter(Soc_Aud_IRQ_MCU_MODE_IRQ2_MCU_MODE, substream->runtime->period_size);
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_MOD_DAI, substream->runtime->rate);
SetMemoryPathEnable(Soc_Aud_Digital_Block_MEM_MOD_DAI, true);
SetConnection(Soc_Aud_InterCon_Connection, Soc_Aud_InterConnectionInput_I14, Soc_Aud_InterConnectionOutput_O12);
EnableAfe(true);
}
static void StartAudioI2S0AWBHardware(struct snd_pcm_substream *substream)
{
pr_debug("StartAudioI2S0AWBHardware \n");
// here to set interrupt
SetIrqMcuCounter(Soc_Aud_IRQ_MCU_MODE_IRQ2_MCU_MODE, substream->runtime->period_size);
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_AWB, substream->runtime->rate);
SetMemoryPathEnable(Soc_Aud_Digital_Block_MEM_AWB, true);
// here to turn off digital part
#ifdef DUMP_HWGAIN1_AWB
uint32 REG420 = 0;
SetConnection(Soc_Aud_InterCon_DisConnect, Soc_Aud_InterConnectionInput_I00, Soc_Aud_InterConnectionOutput_O05);
SetConnection(Soc_Aud_InterCon_DisConnect, Soc_Aud_InterConnectionInput_I01, Soc_Aud_InterConnectionOutput_O06);
pr_debug("%s() Soc_Aud_InterCon_Connection I10 O5\n", __func__);
SetConnection(Soc_Aud_InterCon_Connection, Soc_Aud_InterConnectionInput_I10, Soc_Aud_InterConnectionOutput_O05);
pr_debug("%s() Soc_Aud_InterCon_Connection I11 O6\n", __func__);
SetConnection(Soc_Aud_InterCon_Connection, Soc_Aud_InterConnectionInput_I11, Soc_Aud_InterConnectionOutput_O06);
REG420 = Afe_Get_Reg(AFE_GAIN1_CONN);
pr_debug("%s() AFE_GAIN1_CONN (0X420) =0x%x\n", __func__, REG420);
#else
SetConnection(Soc_Aud_InterCon_Connection, Soc_Aud_InterConnectionInput_I00, Soc_Aud_InterConnectionOutput_O05);
SetConnection(Soc_Aud_InterCon_Connection, Soc_Aud_InterConnectionInput_I01, Soc_Aud_InterConnectionOutput_O06);
#endif
EnableAfe(true);
}
static void StartAudioMrgrxAWBHardware(struct snd_pcm_substream *substream)
{
pr_debug("StartAudioMrgrxAWBHardware\n");
/* here to set interrupt */
SetIrqMcuCounter(Soc_Aud_IRQ_MCU_MODE_IRQ2_MCU_MODE, substream->runtime->period_size);
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_AWB, substream->runtime->rate);
SetMemoryPathEnable(Soc_Aud_Digital_Block_MEM_AWB, true);
/* here to turn off digital part */
SetConnection(Soc_Aud_InterCon_Connection, Soc_Aud_InterConnectionInput_I15,
Soc_Aud_InterConnectionOutput_O05);
SetConnection(Soc_Aud_InterCon_Connection, Soc_Aud_InterConnectionInput_I16,
Soc_Aud_InterConnectionOutput_O06);
if (GetMemoryPathEnable(Soc_Aud_Digital_Block_MRG_I2S_OUT) == false) {
/* set merge interface */
SetMemoryPathEnable(Soc_Aud_Digital_Block_MRG_I2S_OUT, true);
SetMrgI2SEnable(true, substream->runtime->rate);
} else {
SetMemoryPathEnable(Soc_Aud_Digital_Block_MRG_I2S_OUT, true);
}
EnableAfe(true);
}
static int mtk_pcm_dl2_prepare(struct snd_pcm_substream *substream)
{
bool mI2SWLen = Soc_Aud_I2S_WLEN_WLEN_16BITS;
struct snd_pcm_runtime *runtime = substream->runtime;
if (mPrepareDone == false) {
pr_warn
("%s format = %d SNDRV_PCM_FORMAT_S32_LE = %d SNDRV_PCM_FORMAT_U32_LE = %d\n",
__func__, runtime->format, SNDRV_PCM_FORMAT_S32_LE, SNDRV_PCM_FORMAT_U32_LE);
SetMemifSubStream(Soc_Aud_Digital_Block_MEM_DL2, substream);
if (runtime->format == SNDRV_PCM_FORMAT_S32_LE ||
runtime->format == SNDRV_PCM_FORMAT_U32_LE) {
/* not support 24bit +++ */
SetMemIfFetchFormatPerSample(Soc_Aud_Digital_Block_MEM_DL2,
AFE_WLEN_32_BIT_ALIGN_8BIT_0_24BIT_DATA);
SetoutputConnectionFormat(OUTPUT_DATA_FORMAT_24BIT,
Soc_Aud_InterConnectionOutput_O03);
SetoutputConnectionFormat(OUTPUT_DATA_FORMAT_24BIT,
Soc_Aud_InterConnectionOutput_O04);
/* not support 24bit --- */
mI2SWLen = Soc_Aud_I2S_WLEN_WLEN_32BITS;
} else {
/* not support 24bit +++ */
SetMemIfFetchFormatPerSample(Soc_Aud_Digital_Block_MEM_DL2,
AFE_WLEN_16_BIT);
SetoutputConnectionFormat(OUTPUT_DATA_FORMAT_16BIT,
Soc_Aud_InterConnectionOutput_O03);
SetoutputConnectionFormat(OUTPUT_DATA_FORMAT_16BIT,
Soc_Aud_InterConnectionOutput_O04);
/* not support 24bit --- */
mI2SWLen = Soc_Aud_I2S_WLEN_WLEN_16BITS;
}
SetSampleRate(Soc_Aud_Digital_Block_MEM_I2S, runtime->rate);
/* start I2S DAC out */
if (GetMemoryPathEnable(Soc_Aud_Digital_Block_I2S_OUT_DAC) == false) {
SetMemoryPathEnable(Soc_Aud_Digital_Block_I2S_OUT_DAC, true);
SetI2SDacOut(substream->runtime->rate, false, mI2SWLen);
SetI2SDacEnable(true);
} else {
SetMemoryPathEnable(Soc_Aud_Digital_Block_I2S_OUT_DAC, true);
}
/* here to set interrupt_distributor */
SetIrqMcuCounter(Soc_Aud_IRQ_MCU_MODE_IRQ1_MCU_MODE, runtime->period_size);
SetIrqMcuSampleRate(Soc_Aud_IRQ_MCU_MODE_IRQ1_MCU_MODE, runtime->rate);
EnableAfe(true);
mPrepareDone = true;
}
return 0;
}
static int mtk_pcm_fmtx_start(struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime = substream->runtime;
AudDrv_Clk_On();
// mtk_wcn_cmb_stub_audio_ctrl((CMB_STUB_AIF_X)CMB_STUB_AIF_2);
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);
SetoutputConnectionFormat(OUTPUT_DATA_FORMAT_16BIT, Soc_Aud_InterConnectionOutput_O00); // FM Tx only support 16 bit
SetoutputConnectionFormat(OUTPUT_DATA_FORMAT_16BIT, Soc_Aud_InterConnectionOutput_O01); // FM Tx only support 16 bit
}
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_O00);
SetoutputConnectionFormat(OUTPUT_DATA_FORMAT_16BIT, Soc_Aud_InterConnectionOutput_O01);
}
// here start digital part
SetConnection(Soc_Aud_InterCon_Connection, Soc_Aud_InterConnectionInput_I05, Soc_Aud_InterConnectionOutput_O00);
SetConnection(Soc_Aud_InterCon_Connection, Soc_Aud_InterConnectionInput_I06, Soc_Aud_InterConnectionOutput_O01);
// set dl1 sample ratelimit_state
SetSampleRate(Soc_Aud_Digital_Block_MEM_DL1, runtime->rate);
SetChannels(Soc_Aud_Digital_Block_MEM_DL1, runtime->channels);
// start MRG I2S Out
SetMemoryPathEnable(Soc_Aud_Digital_Block_MRG_I2S_OUT, true);
SetMrgI2SEnable(true, runtime->rate) ;
// start 2nd I2S Out
Set2ndI2SOutAttribute(runtime->rate) ;
Set2ndI2SOutEnable(true);
SetMemoryPathEnable(Soc_Aud_Digital_Block_MEM_DL1, true);
// here to set interrupt
SetIrqMcuCounter(Soc_Aud_IRQ_MCU_MODE_IRQ1_MCU_MODE, (runtime->period_size * 2 / 3));
SetIrqMcuSampleRate(Soc_Aud_IRQ_MCU_MODE_IRQ1_MCU_MODE, runtime->rate);
SetIrqEnable(Soc_Aud_IRQ_MCU_MODE_IRQ1_MCU_MODE, true);
EnableAfe(true);
return 0;
}
static int mtk_pcm_i2s0_start(struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime = substream->runtime;
uint32 u32AudioI2S = 0;
AudDrv_Clk_On();
SetMemifSubStream(Soc_Aud_Digital_Block_MEM_DL1, substream);
if (runtime->format == SNDRV_PCM_FORMAT_S32_LE || runtime->format == SNDRV_PCM_FORMAT_S32_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);
}
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_O00);
SetoutputConnectionFormat(OUTPUT_DATA_FORMAT_16BIT, Soc_Aud_InterConnectionOutput_O01);
// here start digital part
SetConnection(Soc_Aud_InterCon_Connection, Soc_Aud_InterConnectionInput_I05, Soc_Aud_InterConnectionOutput_O00);
SetConnection(Soc_Aud_InterCon_Connection, Soc_Aud_InterConnectionInput_I06, Soc_Aud_InterConnectionOutput_O01);
u32AudioI2S = SampleRateTransform(runtime->rate) << 8;
u32AudioI2S |= Soc_Aud_I2S_FORMAT_I2S << 3; // us3 I2s format
u32AudioI2S |= Soc_Aud_I2S_WLEN_WLEN_32BITS << 1; // 32 BITS
if (mi2s0_hdoutput_control == true)
{
u32AudioI2S |= Soc_Aud_LOW_JITTER_CLOCK << 12 ; //Low jitter mode
}
printk(" u32AudioI2S= 0x%x\n", u32AudioI2S);
Afe_Set_Reg(AFE_I2S_CON3, u32AudioI2S | 1, AFE_MASK_ALL);
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);
SetIrqMcuSampleRate(Soc_Aud_IRQ_MCU_MODE_IRQ1_MCU_MODE, runtime->rate);
SetIrqEnable(Soc_Aud_IRQ_MCU_MODE_IRQ1_MCU_MODE, true);
EnableAfe(true);
return 0;
}
static int mtk_pcm_dl2_stop(struct snd_pcm_substream *substream)
{
pr_warn("%s\n", __func__);
SetMemoryPathEnable(Soc_Aud_Digital_Block_MEM_DL2, false);
SetIrqMcuCounter(Soc_Aud_IRQ_MCU_MODE_IRQ1_MCU_MODE, 0);
SetIrqEnable(Soc_Aud_IRQ_MCU_MODE_IRQ1_MCU_MODE, false);
/* here start digital part */
SetConnection(Soc_Aud_InterCon_DisConnect, Soc_Aud_InterConnectionInput_I07,
Soc_Aud_InterConnectionOutput_O03);
SetConnection(Soc_Aud_InterCon_DisConnect, Soc_Aud_InterConnectionInput_I08,
Soc_Aud_InterConnectionOutput_O04);
ClearMemBlock(Soc_Aud_Digital_Block_MEM_DL2);
return 0;
}
static void StartAudioI2S0AWBHardware(struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime = substream->runtime;
uint32 Audio_I2S_Dac = 0;
uint32 MclkDiv0 = 0;
const bool bEnablePhaseShiftFix = true;
printk("StartAudioI2S0AWBHardware \n");
MclkDiv0 = SetCLkMclk(Soc_Aud_I2S0, runtime->rate); //select I2S
SetCLkBclk(MclkDiv0, runtime->rate, runtime->channels, Soc_Aud_I2S_WLEN_WLEN_32BITS);
// 2nd I2S In
SetSampleRate(Soc_Aud_Digital_Block_MEM_I2S, runtime->rate);
Audio_I2S_Dac |= (bEnablePhaseShiftFix << 31);
Audio_I2S_Dac |= (Soc_Aud_I2S_IN_PAD_SEL_I2S_IN_FROM_IO_MUX << 28);//I2S in from io_mux
Audio_I2S_Dac |= Soc_Aud_LOW_JITTER_CLOCK << 12 ; //Low jitter mode
Audio_I2S_Dac |= (Soc_Aud_INV_LRCK_NO_INVERSE << 5);
Audio_I2S_Dac |= (Soc_Aud_I2S_FORMAT_I2S << 3);
Audio_I2S_Dac |= (Soc_Aud_I2S_WLEN_WLEN_32BITS << 1);
Afe_Set_Reg(AFE_I2S_CON, Audio_I2S_Dac | 0x1, MASK_ALL);
// here to set interrupt
/*modified by jiaqing.yang for ALPS02074446(For_JHZ6735M_65C_L_ALPS.L1.MP3.V1_P67) 20150706 begin*/
#if 0
SetIrqMcuCounter(Soc_Aud_IRQ_MCU_MODE_IRQ2_MCU_MODE, substream->runtime->period_size);
#else
SetIrqMcuCounter(Soc_Aud_IRQ_MCU_MODE_IRQ2_MCU_MODE, substream->runtime->period_size >> 1);
#endif
/*modified by jiaqing.yang for ALPS02074446(For_JHZ6735M_65C_L_ALPS.L1.MP3.V1_P67) 20150706 end*/
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_AWB, substream->runtime->rate);
SetMemoryPathEnable(Soc_Aud_Digital_Block_MEM_AWB, true);
SetMemoryPathEnable(Soc_Aud_Digital_Block_I2S_IN_2, true);
// here to turn off digital part
SetConnection(Soc_Aud_InterCon_Connection, Soc_Aud_InterConnectionInput_I00, Soc_Aud_InterConnectionOutput_O05);
SetConnection(Soc_Aud_InterCon_Connection, Soc_Aud_InterConnectionInput_I01, Soc_Aud_InterConnectionOutput_O06);
EnableAfe(true);
}
static void StartAudioCaptureHardware(struct snd_pcm_substream *substream)
{
printk("StartAudioCaptureHardware \n");
ConfigAdcI2S(substream);
SetI2SAdcIn(mAudioDigitalI2S);
SetMemIfFetchFormatPerSample(Soc_Aud_Digital_Block_MEM_VUL, AFE_WLEN_16_BIT);
SetMemIfFetchFormatPerSample(Soc_Aud_Digital_Block_MEM_VUL, AFE_WLEN_16_BIT);
SetoutputConnectionFormat(OUTPUT_DATA_FORMAT_16BIT, Soc_Aud_InterConnectionOutput_O09);
SetoutputConnectionFormat(OUTPUT_DATA_FORMAT_16BIT, Soc_Aud_InterConnectionOutput_O10);
if (GetMemoryPathEnable(Soc_Aud_Digital_Block_I2S_IN_ADC) == false)
{
SetMemoryPathEnable(Soc_Aud_Digital_Block_I2S_IN_ADC, true);
SetI2SAdcEnable(true);
}
else
{
SetMemoryPathEnable(Soc_Aud_Digital_Block_I2S_IN_ADC, true);
}
SetConnection(Soc_Aud_InterCon_Connection, Soc_Aud_InterConnectionInput_I03, Soc_Aud_InterConnectionOutput_O09);
SetConnection(Soc_Aud_InterCon_Connection, Soc_Aud_InterConnectionInput_I04, Soc_Aud_InterConnectionOutput_O10);
if (substream->runtime->format == SNDRV_PCM_FORMAT_S32_LE || substream->runtime->format == SNDRV_PCM_FORMAT_U32_LE)
{
#if 0 //Rainier no 24bit
SetMemIfFetchFormatPerSample(Soc_Aud_Digital_Block_MEM_VUL, AFE_WLEN_32_BIT_ALIGN_8BIT_0_24BIT_DATA);
SetoutputConnectionFormat(OUTPUT_DATA_FORMAT_24BIT, Soc_Aud_InterConnectionOutput_O09);
SetoutputConnectionFormat(OUTPUT_DATA_FORMAT_24BIT, Soc_Aud_InterConnectionOutput_O10);
#endif
}
// here to set interrupt
SetIrqMcuCounter(Soc_Aud_IRQ_MCU_MODE_IRQ2_MCU_MODE, substream->runtime->period_size);
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_VUL, substream->runtime->rate);
SetMemoryPathEnable(Soc_Aud_Digital_Block_MEM_VUL, true);
EnableAfe(true);
}
static void StartAudioI2S0AWBHardware(struct snd_pcm_substream *substream)
{
printk("StartAudioI2S0AWBHardware \n");
// here to set interrupt
SetIrqMcuCounter(Soc_Aud_IRQ_MCU_MODE_IRQ2_MCU_MODE, substream->runtime->period_size);
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_AWB, substream->runtime->rate);
SetMemoryPathEnable(Soc_Aud_Digital_Block_MEM_AWB, true);
// here to turn off digital part
SetConnection(Soc_Aud_InterCon_Connection, Soc_Aud_InterConnectionInput_I00, Soc_Aud_InterConnectionOutput_O05);
SetConnection(Soc_Aud_InterCon_Connection, Soc_Aud_InterConnectionInput_I01, Soc_Aud_InterConnectionOutput_O06);
EnableAfe(true);
}
static void StartAudioCaptureHardware(struct snd_pcm_substream *substream)
{
printk("StartAudioCaptureHardware \n");
ConfigAdcI2S(substream);
SetI2SAdcIn(mAudioDigitalI2S);
SetMemIfFetchFormatPerSample(Soc_Aud_Digital_Block_MEM_VUL, AFE_WLEN_16_BIT);
SetMemIfFetchFormatPerSample(Soc_Aud_Digital_Block_MEM_VUL, AFE_WLEN_16_BIT);
SetoutputConnectionFormat(OUTPUT_DATA_FORMAT_16BIT, Soc_Aud_InterConnectionOutput_O09);
SetoutputConnectionFormat(OUTPUT_DATA_FORMAT_16BIT, Soc_Aud_InterConnectionOutput_O10);
if (GetMemoryPathEnable(Soc_Aud_Digital_Block_I2S_IN_ADC) == false)
{
SetMemoryPathEnable(Soc_Aud_Digital_Block_I2S_IN_ADC, true);
SetI2SAdcEnable(true);
}
else
{
SetMemoryPathEnable(Soc_Aud_Digital_Block_I2S_IN_ADC, true);
}
SetConnection(Soc_Aud_InterCon_Connection, Soc_Aud_InterConnectionInput_I03, Soc_Aud_InterConnectionOutput_O09);
SetConnection(Soc_Aud_InterCon_Connection, Soc_Aud_InterConnectionInput_I04, Soc_Aud_InterConnectionOutput_O10);
if (substream->runtime->format == SNDRV_PCM_FORMAT_S32_LE || substream->runtime->format == SNDRV_PCM_FORMAT_U32_LE)
{
SetMemIfFetchFormatPerSample(Soc_Aud_Digital_Block_MEM_VUL, AFE_WLEN_32_BIT_ALIGN_8BIT_0_24BIT_DATA);
SetoutputConnectionFormat(OUTPUT_DATA_FORMAT_24BIT, Soc_Aud_InterConnectionOutput_O09);
SetoutputConnectionFormat(OUTPUT_DATA_FORMAT_24BIT, Soc_Aud_InterConnectionOutput_O10);
}
// here to set interrupt
SetIrqMcuCounter(Soc_Aud_IRQ_MCU_MODE_IRQ2_MCU_MODE, substream->runtime->period_size);
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_VUL, substream->runtime->rate);
SetMemoryPathEnable(Soc_Aud_Digital_Block_MEM_VUL, true);
EnableAfe(true);
#ifdef DENALI_FPGA_EARLYPORTING //ccc early porting test, copy from TurnOnADcPowerACC()
//here to set digital part
//Topck_Enable(true);
//AdcClockEnable(true);
//Ana_Set_Reg(AFE_ADDA2_UL_SRC_CON1_L, 0x0000, 0xffff); //power on ADC clk //early porting 6752 remove
Ana_Set_Reg(AFE_AUDIO_TOP_CON0, 0x0000, 0xffff); //power on clock
//Ana_Set_Reg(AFE_ADDA2_UL_SRC_CON1_L, 0x0000, 0xffff); //power on ADC clk //early porting 6752 remove
Ana_Set_Reg(PMIC_AFE_TOP_CON0, 0x0000, 0xffff); //configure ADC setting
Ana_Set_Reg(AFE_UL_DL_CON0, 0x0001, 0xffff); //turn on afe
Ana_Set_Reg(AFE_PMIC_NEWIF_CFG2, 0x302F, 0xffff); // config UL up8x_rxif adc voice mode, 8k sample rate
Ana_Set_Reg(AFE_UL_SRC0_CON0_H, (0 << 3 | 0 << 1) , 0x001f);// ULsampling rate, 8k sample rate
//Ana_Set_Reg(AFE_ADDA2_UL_SRC_CON0_H, (ULSampleRateTransform(SampleRate_VUL2) << 3 | ULSampleRateTransform(SampleRate_VUL2) << 1) , 0x001f); // ULsampling rate
//Ana_Set_Reg(AFE_ADDA2_UL_SRC_CON0_L, 0x0041, 0xffff);
Ana_Set_Reg(AFE_UL_SRC0_CON0_L, 0x0005, 0xffff); //power on uplink, and loopback to DL
Afe_Set_Reg(FPGA_CFG1, 0x1, 0xffff); // must set in FPGA platform for PMIC digital loopback
#endif
}
static int mtk_pcm_hdmi_start(struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime = substream->runtime;
uint32 mclkDiv;
pr_debug("[%s] runtime->rate = %d, runtime->channels = %d, runtime->period_size = %d\n",
__func__, runtime->rate, runtime->channels, (unsigned int)runtime->period_size);
SetMemifSubStream(Soc_Aud_Digital_Block_MEM_HDMI, substream);
/* HDMI I2S clock setting */
mclkDiv = SetCLkMclk(Soc_Aud_HDMI_MCK, runtime->rate);
SetCLkHdmiBclk(mclkDiv, runtime->rate, 2, 32);
/* enable mclk divider */
EnableSpdifDivPower(AUDIO_APLL_SPDIF_DIV, true);
/* enable bck divider */
EnableHDMIDivPower(AUDIO_APLL_HDMI_BCK_DIV, true);
/* turn on hdmi clk */
SetHdmiClkOn();
/* config hdmi irq */
SetIrqMcuCounter(Soc_Aud_IRQ_MCU_MODE_IRQ5_MCU_MODE, runtime->period_size);
/* config hdmi interface */
if (runtime->format == SNDRV_PCM_FORMAT_S32_LE
|| runtime->format == SNDRV_PCM_FORMAT_U32_LE) {
SetMemIfFetchFormatPerSample(Soc_Aud_Digital_Block_MEM_HDMI,
AFE_WLEN_32_BIT_ALIGN_24BIT_DATA_8BIT_0);
Afe_Set_Reg(AFE_HDMI_OUT_CON0, 0x2, 0x2);
} else
SetMemIfFetchFormatPerSample(Soc_Aud_Digital_Block_MEM_HDMI, AFE_WLEN_16_BIT);
SetHdmiTdm1Config(runtime->channels, AFE_DATA_WLEN_32BIT);
SetHdmiTdm2Config(runtime->channels);
SetHDMIChannels(runtime->channels);
/* config hdmi connection */
SetHdmiPcmInterConnection(Soc_Aud_InterCon_Connection, runtime->channels);
/* Enable hdmi Memory Path */
SetMemoryPathEnable(Soc_Aud_Digital_Block_MEM_HDMI, true);
/* enable irq */
SetIrqEnable(Soc_Aud_IRQ_MCU_MODE_IRQ5_MCU_MODE, true);
/* enable hdmi out */
SetHDMIEnable(true);
/* enable afe */
EnableAfe(true);
/* enable TDM */
SetTDMEnable(runtime->channels);
pr_debug
("[%s] AFE_IRQ_MCU_STATUS = 0x%x AFE_IRQ_MCU_EN = 0x%x AFE_IRQ_CNT5=0x%x AFE_IRQ_DEBUG =0x%x\n",
__func__, Afe_Get_Reg(AFE_IRQ_MCU_STATUS), Afe_Get_Reg(AFE_IRQ_MCU_EN),
Afe_Get_Reg(AFE_IRQ_CNT5), Afe_Get_Reg(AFE_IRQ_DEBUG));
return 0;
}
static int mtk_pcm_I2S0dl1_prepare(struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime = substream->runtime;
uint32 Audio_I2S_Dac = 0, MclkDiv0, MclkDiv3;
uint32 u32AudioI2S = 0;
if (mPrepareDone == false)
{
pr_debug("%s format = %d SNDRV_PCM_FORMAT_S32_LE = %d SNDRV_PCM_FORMAT_U32_LE = %d \n", __func__, runtime->format, SNDRV_PCM_FORMAT_S32_LE, SNDRV_PCM_FORMAT_U32_LE);
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);
SetoutputConnectionFormat(OUTPUT_DATA_FORMAT_24BIT, Soc_Aud_InterConnectionOutput_O03);
SetoutputConnectionFormat(OUTPUT_DATA_FORMAT_24BIT, Soc_Aud_InterConnectionOutput_O04);
SetoutputConnectionFormat(OUTPUT_DATA_FORMAT_24BIT, Soc_Aud_InterConnectionOutput_O00);
SetoutputConnectionFormat(OUTPUT_DATA_FORMAT_24BIT, Soc_Aud_InterConnectionOutput_O01);
}
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_O03);
SetoutputConnectionFormat(OUTPUT_DATA_FORMAT_16BIT, Soc_Aud_InterConnectionOutput_O04);
SetoutputConnectionFormat(OUTPUT_DATA_FORMAT_16BIT, Soc_Aud_InterConnectionOutput_O00);
SetoutputConnectionFormat(OUTPUT_DATA_FORMAT_16BIT, Soc_Aud_InterConnectionOutput_O01);
}
SetoutputConnectionFormat(OUTPUT_DATA_FORMAT_16BIT, Soc_Aud_InterConnectionOutput_O00);
SetoutputConnectionFormat(OUTPUT_DATA_FORMAT_16BIT, Soc_Aud_InterConnectionOutput_O01);
SetSampleRate(Soc_Aud_Digital_Block_MEM_I2S, runtime->rate);
Audio_I2S_Dac |= (Soc_Aud_LR_SWAP_NO_SWAP << 31);
if (mI2S0dl1_hdoutput_control == true)
{
MclkDiv0 = SetCLkMclk(Soc_Aud_I2S0, runtime->rate); //select I2S
SetCLkBclk(MclkDiv0, runtime->rate, runtime->channels, Soc_Aud_I2S_WLEN_WLEN_32BITS);
Audio_I2S_Dac |= Soc_Aud_LOW_JITTER_CLOCK << 12 ; //Low jitter mode
}
else
{
Audio_I2S_Dac &= ~(Soc_Aud_LOW_JITTER_CLOCK << 12) ;
}
Audio_I2S_Dac |= (Soc_Aud_I2S_IN_PAD_SEL_I2S_IN_FROM_IO_MUX << 28);//I2S in from io_mux
Audio_I2S_Dac |= (Soc_Aud_INV_LRCK_NO_INVERSE << 5);
Audio_I2S_Dac |= (Soc_Aud_I2S_FORMAT_I2S << 3);
Audio_I2S_Dac |= (Soc_Aud_I2S_WLEN_WLEN_32BITS << 1);
// I2S out Setting
u32AudioI2S = SampleRateTransform(runtime->rate) << 8;
u32AudioI2S |= Soc_Aud_I2S_FORMAT_I2S << 3; // us3 I2s format
u32AudioI2S |= Soc_Aud_I2S_WLEN_WLEN_32BITS << 1; // 32 BITS
if (mI2S0dl1_hdoutput_control == true)
{
MclkDiv3 = SetCLkMclk(Soc_Aud_I2S3, runtime->rate); //select I2S
SetCLkBclk(MclkDiv3, runtime->rate, runtime->channels, Soc_Aud_I2S_WLEN_WLEN_32BITS);
u32AudioI2S |= Soc_Aud_LOW_JITTER_CLOCK << 12 ; //Low jitter mode
}
else
{
u32AudioI2S &= ~(Soc_Aud_LOW_JITTER_CLOCK << 12) ;
}
if (GetMemoryPathEnable(Soc_Aud_Digital_Block_I2S_OUT_2) == false)
{
SetMemoryPathEnable(Soc_Aud_Digital_Block_I2S_OUT_2, true);
Afe_Set_Reg(AFE_I2S_CON, Audio_I2S_Dac | 0x1, MASK_ALL);
Afe_Set_Reg(AFE_I2S_CON3, u32AudioI2S | 1, AFE_MASK_ALL);
}
else
{
SetMemoryPathEnable(Soc_Aud_Digital_Block_I2S_OUT_2, true);
}
// start I2S DAC out
if (GetMemoryPathEnable(Soc_Aud_Digital_Block_I2S_OUT_DAC) == false)
{
SetMemoryPathEnable(Soc_Aud_Digital_Block_I2S_OUT_DAC, true);
SetI2SDacOut(substream->runtime->rate);
SetI2SDacEnable(true);
}
else
{
SetMemoryPathEnable(Soc_Aud_Digital_Block_I2S_OUT_DAC, true);
}
// here to set interrupt_distributor
SetIrqMcuCounter(Soc_Aud_IRQ_MCU_MODE_IRQ1_MCU_MODE, runtime->period_size);
SetIrqMcuSampleRate(Soc_Aud_IRQ_MCU_MODE_IRQ1_MCU_MODE, runtime->rate);
EnableAfe(true);
mPrepareDone = true;
}
return 0;
}
static int Audio_hdmi_SideGen_Set(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
printk("%s()\n", __func__);
if (ucontrol->value.enumerated.item[0] > ARRAY_SIZE(HDMI_SIDEGEN))
{
printk("return -EINVAL\n");
return -EINVAL;
}
#ifdef _TDM_8CH_SGEN_TEST
mHdmi_sidegen_control = ucontrol->value.integer.value[0];
if (mHdmi_sidegen_control)
{
uint32 samplerate = 44100;
uint32 Channels = 2;
uint32 HDMIchaanel = 8;
uint32 Tdm_Lrck = 0;
uint32 MclkDiv = 0;
//Enable Audio Driver Clock
AudDrv_Clk_On();
AudDrv_Emi_Clk_On();
//Enable APLL
EnableApll(samplerate, true);
EnableApllTuner(samplerate, true);
//HDMI I2S clock setting
MclkDiv = SetCLkMclk(Soc_Aud_HDMI_MCK, samplerate);
SetCLkHdmiBclk(MclkDiv, samplerate, 2 , 32);
//enable mclk divider
EnableSpdifDivPower(AUDIO_APLL_SPDIF_DIV, true);
//enable bck divider
EnableHDMIDivPower(AUDIO_APLL_HDMI_BCK_DIV, true);
//turn on hdmi clk
SetHdmiClkOn();
//Set Mem buffer
SetHDMIAddress();
copysinewavetohdmi(8);
//config hdmi irq
SetIrqMcuCounter(Soc_Aud_IRQ_MCU_MODE_IRQ5_MCU_MODE, 44100);
//config hdmi interface
SetMemIfFetchFormatPerSample(Soc_Aud_Digital_Block_MEM_HDMI, AFE_WLEN_16_BIT); //now fix 16bit
SetHdmiTdm1Config(44100, AFE_DATA_WLEN_32BIT);
SetHdmiTdm2Config(44100);
SetHDMIChannels(HDMIchaanel);
//config hdmi connection
SetHDMIConnection(Soc_Aud_InterCon_Connection, Soc_Aud_InterConnectionInput_I30, Soc_Aud_InterConnectionOutput_O30);
SetHDMIConnection(Soc_Aud_InterCon_Connection, Soc_Aud_InterConnectionInput_I31, Soc_Aud_InterConnectionOutput_O31);
SetHDMIConnection(Soc_Aud_InterCon_Connection, Soc_Aud_InterConnectionInput_I30, Soc_Aud_InterConnectionOutput_O32);
SetHDMIConnection(Soc_Aud_InterCon_Connection, Soc_Aud_InterConnectionInput_I31, Soc_Aud_InterConnectionOutput_O33);
SetHDMIConnection(Soc_Aud_InterCon_Connection, Soc_Aud_InterConnectionInput_I30, Soc_Aud_InterConnectionOutput_O34);
SetHDMIConnection(Soc_Aud_InterCon_Connection, Soc_Aud_InterConnectionInput_I31, Soc_Aud_InterConnectionOutput_O35);
SetHDMIConnection(Soc_Aud_InterCon_Connection, Soc_Aud_InterConnectionInput_I30, Soc_Aud_InterConnectionOutput_O36);
SetHDMIConnection(Soc_Aud_InterCon_Connection, Soc_Aud_InterConnectionInput_I31, Soc_Aud_InterConnectionOutput_O37);
//Enable hdmi Memory Path
SetMemoryPathEnable(Soc_Aud_Digital_Block_MEM_HDMI, true);
//enable irq
SetIrqEnable(Soc_Aud_IRQ_MCU_MODE_IRQ5_MCU_MODE, true);
//enable hdmi out
SetHDMIEnable(true);
//enable afe
EnableAfe(true);
//enable TDM
SetTDMEnable(HDMIchaanel);
}
else
{
uint32 samplerate = 44100;
uint32 Channels = 2;
uint32 HDMIchaanel = 8;
uint32 Tdm_Lrck = 0;
uint32 MclkDiv = 0;
SetTDMEnable(false);
SetHDMIEnable(false);
SetIrqEnable(Soc_Aud_IRQ_MCU_MODE_IRQ5_MCU_MODE, false);
SetMemoryPathEnable(Soc_Aud_Digital_Block_MEM_HDMI, false);
EnableAfe(false);
SetHdmiPcmInterConnection(Soc_Aud_InterCon_DisConnect, HDMIchaanel);
SetHdmiClkOff();
EnableSpdifDivPower(AUDIO_APLL_SPDIF_DIV, false);
EnableHDMIDivPower(AUDIO_APLL_HDMI_BCK_DIV, false);
AudDrv_Emi_Clk_Off();
AudDrv_Clk_Off();
}
#endif
return 0;
}
static int mtk_pcm_I2S0dl1_prepare(struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime = substream->runtime;
uint32 MclkDiv3;
uint32 u32AudioI2S = 0;
bool mI2SWLen;
if (mPrepareDone == false)
{
printk("%s format = %d SNDRV_PCM_FORMAT_S32_LE = %d SNDRV_PCM_FORMAT_U32_LE = %d \n", __func__, runtime->format, SNDRV_PCM_FORMAT_S32_LE, SNDRV_PCM_FORMAT_U32_LE);
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);
SetoutputConnectionFormat(OUTPUT_DATA_FORMAT_24BIT, Soc_Aud_InterConnectionOutput_O03);
SetoutputConnectionFormat(OUTPUT_DATA_FORMAT_24BIT, Soc_Aud_InterConnectionOutput_O04);
SetoutputConnectionFormat(OUTPUT_DATA_FORMAT_24BIT, Soc_Aud_InterConnectionOutput_O00);
SetoutputConnectionFormat(OUTPUT_DATA_FORMAT_24BIT, Soc_Aud_InterConnectionOutput_O01);
mI2SWLen = Soc_Aud_I2S_WLEN_WLEN_32BITS;
}
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_O03);
SetoutputConnectionFormat(OUTPUT_DATA_FORMAT_16BIT, Soc_Aud_InterConnectionOutput_O04);
SetoutputConnectionFormat(OUTPUT_DATA_FORMAT_16BIT, Soc_Aud_InterConnectionOutput_O00);
SetoutputConnectionFormat(OUTPUT_DATA_FORMAT_16BIT, Soc_Aud_InterConnectionOutput_O01);
mI2SWLen = Soc_Aud_I2S_WLEN_WLEN_16BITS;
}
SetSampleRate(Soc_Aud_Digital_Block_MEM_I2S, runtime->rate);
// I2S out Setting
u32AudioI2S = SampleRateTransform(runtime->rate) << 8;
u32AudioI2S |= Soc_Aud_I2S_FORMAT_I2S << 3; // us3 I2s format
u32AudioI2S |= Soc_Aud_I2S_WLEN_WLEN_32BITS << 1; //32bit
if (mI2S0dl1_hdoutput_control == true)
{
printk("%s mI2S0dl1_hdoutput_control == %d\n", __func__, mI2S0dl1_hdoutput_control);
// open apll
EnableApll(runtime->rate, true);
EnableApllTuner(runtime->rate, true);
MclkDiv3 = SetCLkMclk(Soc_Aud_I2S1, runtime->rate); //select I2S
MclkDiv3 = SetCLkMclk(Soc_Aud_I2S3, runtime->rate); //Todo do we need open I2S3?
//Following wil not affect hw. because I2S0-I2S3 BCK is generated by APLL1 DIV0 APLL2 Div0
SetCLkBclk(MclkDiv3, runtime->rate, runtime->channels, Soc_Aud_I2S_WLEN_WLEN_32BITS);
EnableI2SDivPower(AUDIO_APLL12_DIV2, true);
EnableI2SDivPower(AUDIO_APLL12_DIV4, true); //Todo do we need open I2S3?
u32AudioI2S |= Soc_Aud_LOW_JITTER_CLOCK << 12 ; //Low jitter mode
}
else
{
u32AudioI2S &= ~(Soc_Aud_LOW_JITTER_CLOCK << 12) ;
}
if (GetMemoryPathEnable(Soc_Aud_Digital_Block_I2S_OUT_2) == false)
{
SetMemoryPathEnable(Soc_Aud_Digital_Block_I2S_OUT_2, true);
//Afe_Set_Reg(AFE_I2S_CON, Audio_I2S_Dac | 0x1, MASK_ALL); //K2 TODO: fix fm playback then mp3, i2s_con is misconfigured...
Afe_Set_Reg(AFE_I2S_CON3, u32AudioI2S | 1, AFE_MASK_ALL);
}
else
{
SetMemoryPathEnable(Soc_Aud_Digital_Block_I2S_OUT_2, true);
}
// start I2S DAC out
if (GetMemoryPathEnable(Soc_Aud_Digital_Block_I2S_OUT_DAC) == false)
{
SetMemoryPathEnable(Soc_Aud_Digital_Block_I2S_OUT_DAC, true);
SetI2SDacOut(substream->runtime->rate, mI2S0dl1_hdoutput_control, mI2SWLen);
SetI2SDacEnable(true);
}
else
{
SetMemoryPathEnable(Soc_Aud_Digital_Block_I2S_OUT_DAC, true);
}
// here to set interrupt_distributor
SetIrqMcuCounter(Soc_Aud_IRQ_MCU_MODE_IRQ1_MCU_MODE, runtime->period_size);
SetIrqMcuSampleRate(Soc_Aud_IRQ_MCU_MODE_IRQ1_MCU_MODE, runtime->rate);
EnableAfe(true);
mPrepareDone = true;
}
return 0;
}