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Compiler warnings in output_pwm.cpp #436

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merged 2 commits into from Jun 4, 2022
Merged

Compiler warnings in output_pwm.cpp #436

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8ec4fa4
Compiler warnings in output_pwm.cpp
KurtE Jun 4, 2022
68ed187
PTS8211 - attach interrupt/DMA.eanble before Transmit enable
KurtE Jun 4, 2022
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4 changes: 2 additions & 2 deletions output_pt8211.cpp
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Expand Up @@ -99,14 +99,14 @@ void AudioOutputPT8211::begin(void)
dma.TCD->BITER_ELINKNO = sizeof(i2s_tx_buffer) / 2;
dma.TCD->CSR = DMA_TCD_CSR_INTHALF | DMA_TCD_CSR_INTMAJOR;
dma.TCD->DADDR = (void *)((uint32_t)&I2S1_TDR0);
dma.attachInterrupt(isr);
dma.triggerAtHardwareEvent(DMAMUX_SOURCE_SAI1_TX);
dma.enable();

I2S1_RCSR |= I2S_RCSR_RE;
I2S1_TCSR |= I2S_TCSR_TE | I2S_TCSR_BCE | I2S_TCSR_FRDE;

update_responsibility = update_setup();
dma.attachInterrupt(isr);
dma.enable();
return;
#endif
}
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4 changes: 2 additions & 2 deletions output_pt8211_2.cpp
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Expand Up @@ -72,12 +72,12 @@ void AudioOutputPT8211_2::begin(void)
dma.TCD->CSR = DMA_TCD_CSR_INTHALF | DMA_TCD_CSR_INTMAJOR;
dma.TCD->DADDR = (void *)((uint32_t)&I2S2_TDR0);
dma.triggerAtHardwareEvent(DMAMUX_SOURCE_SAI2_TX);
dma.attachInterrupt(isr);
dma.enable();

I2S2_TCSR |= I2S_TCSR_TE | I2S_TCSR_BCE | I2S_TCSR_FRDE;

update_responsibility = update_setup();
dma.attachInterrupt(isr);
dma.enable();
}

void AudioOutputPT8211_2::isr(void)
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4 changes: 2 additions & 2 deletions output_pwm.cpp
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Expand Up @@ -367,7 +367,7 @@ void AudioOutputPWM::isr(void)
arm_dcache_flush_delete(dest, sizeof(pwm_tx_buffer[0]) / 2 );
arm_dcache_flush_delete(dest1, sizeof(pwm_tx_buffer[1]) / 2 );

AudioStream::release(block);
AudioStream::release((audio_block_t *)block); // block is defined as volatile
block = NULL;
} else {
//Serial.println(".");
Expand Down Expand Up @@ -399,7 +399,7 @@ void AudioOutputPWM::update(void)
audio_block_t * new_block = receiveReadOnly();
audio_block_t * old_block ;
__disable_irq();
old_block = block ;
old_block = (audio_block_t*)block ; // block is defined as volatile
block = new_block ;
__enable_irq();
if (old_block)
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