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deliver() now takes curSamFreq param. This is checked to be a valid DoP frequency before moving to DoP mode.

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This commit is contained in:
Ross Owen
2013-11-14 15:43:11 +00:00
parent d52b8ee789
commit 4cb49147db
1 changed files with 4 additions and 10 deletions
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14
module_usb_audio/audio.xc
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@@ -140,11 +140,9 @@ static inline void doI2SClocks(unsigned divide)
}
}
/* I2S delivery thread */
#pragma unsafe arrays
{unsigned, unsigned} deliver(chanend c_out, chanend ?c_spd_out, unsigned divide, chanend ?c_dig_rx, chanend ?c_adc)
{unsigned, unsigned} deliver(chanend c_out, chanend ?c_spd_out, unsigned divide, unsigned curSamFreq, chanend ?c_dig_rx, chanend ?c_adc)
{
unsigned sample;
unsigned underflow = 0;
@@ -685,9 +683,9 @@ static inline void doI2SClocks(unsigned divide)
} // !dsdMode
#if (DSD_CHANS_DAC != 0) && (NUM_USB_CHAN_OUT > 0)
/* Check for DSD */
/* Check for DSD - note we only move into DoP mode if valid DoP Freq */
/* Currently we only check on channel 0 - we get all 0's on channels without data */
if(dsdMode == DSD_MODE_OFF)
if((dsdMode == DSD_MODE_OFF) && (curSamFreq > 96000))
{
if((DSD_MASK(samplesOut[0]) == dsdMarker) && (DSD_MASK(samplesOut[1]) == dsdMarker))
{
@@ -876,10 +874,6 @@ void audio(chanend c_mix_out, chanend ?c_dig_rx, chanend ?c_config, chanend ?c)
}
#endif
divide = mClk / ( curSamFreq * numBits );
//if(divide > 8)
//asm("ecallf %0"::"r"(0));
}
#if (DSD_CHANS_DAC != 0)
@@ -984,7 +978,7 @@ void audio(chanend c_mix_out, chanend ?c_dig_rx, chanend ?c_config, chanend ?c)
#else
null,
#endif
divide, c_dig_rx, c);
divide, curSamFreq, c_dig_rx, c);
#if (DSD_CHANS_DAC != 0)
if(retVal1 == SET_SAMPLE_FREQ)