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drivers: audio: Only start amp for HS in cxd56

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Only enable the amplifier during playback to avoid clicks.

Signed-off-by: Tobias Johansson <tobias.johansson@sony.com>
This commit is contained in:
Tobias Johansson 2021-11-17 13:38:28 +01:00 committed by Xiang Xiao
parent b36d08ef45
commit 3828dd2b11
1 changed files with 7 additions and 4 deletions
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3
drivers/audio/cxd56.c
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@ -3266,12 +3266,15 @@ static int cxd56_start_dma(FAR struct cxd56_dev_s *dev)
/* Start DMA, use workaround with first buffer */ /* Start DMA, use workaround with first buffer */
if (dev->state != CXD56_DEV_STATE_STARTED) if (dev->state != CXD56_DEV_STATE_STARTED)
{
if (dev->dma_handle == CXD56_AUDIO_DMA_I2S0_DOWN)
{ {
/* Turn on amplifier */ /* Turn on amplifier */
spin_unlock_irqrestore(&dev->lock, flags); spin_unlock_irqrestore(&dev->lock, flags);
board_external_amp_mute_control(false); board_external_amp_mute_control(false);
flags = spin_lock_irqsave(&dev->lock); flags = spin_lock_irqsave(&dev->lock);
}
/* Mask interrupts */ /* Mask interrupts */