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ASoC: fsl_sai: Remove expensive print in irq handler

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When stopping audio, ASoC will first stop DMA then CPU DAI.
Sometimes there is a delay between DMA stop and CPU DAI stop, which
triggers an underrun error. Now, because of the delay introduced
by dev_err another underrun error will occur causing a vicious circle
making impossible to stop CPU DAI.

Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>
Signed-off-by: Daniel Baluta <daniel.baluta@nxp.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Shengjiu Wang 2019-01-18 14:26:46 +00:00 committed by Mark Brown
parent 7c7e2d6a9c
commit e412fcb0db
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GPG key ID: 24D68B725D5487D0
1 changed files with 4 additions and 4 deletions
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8
sound/soc/fsl/fsl_sai.c
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@ -62,10 +62,10 @@ static irqreturn_t fsl_sai_isr(int irq, void *devid)
dev_dbg(dev, "isr: Start of Tx word detected\n");
if (flags & FSL_SAI_CSR_SEF)
dev_warn(dev, "isr: Tx Frame sync error detected\n");
dev_dbg(dev, "isr: Tx Frame sync error detected\n");
if (flags & FSL_SAI_CSR_FEF) {
dev_warn(dev, "isr: Transmit underrun detected\n");
dev_dbg(dev, "isr: Transmit underrun detected\n");
/* FIFO reset for safety */
xcsr |= FSL_SAI_CSR_FR;
}
@ -96,10 +96,10 @@ static irqreturn_t fsl_sai_isr(int irq, void *devid)
dev_dbg(dev, "isr: Start of Rx word detected\n");
if (flags & FSL_SAI_CSR_SEF)
dev_warn(dev, "isr: Rx Frame sync error detected\n");
dev_dbg(dev, "isr: Rx Frame sync error detected\n");
if (flags & FSL_SAI_CSR_FEF) {
dev_warn(dev, "isr: Receive overflow detected\n");
dev_dbg(dev, "isr: Receive overflow detected\n");
/* FIFO reset for safety */
xcsr |= FSL_SAI_CSR_FR;
}