From e412fcb0db5c44a3450ca678b281ea9332e6bf82 Mon Sep 17 00:00:00 2001 From: Shengjiu Wang Date: Fri, 18 Jan 2019 14:26:46 +0000 Subject: [PATCH] ASoC: fsl_sai: Remove expensive print in irq handler 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 Signed-off-by: Daniel Baluta Signed-off-by: Mark Brown --- sound/soc/fsl/fsl_sai.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/sound/soc/fsl/fsl_sai.c b/sound/soc/fsl/fsl_sai.c index 4163f2c..db9e087 100644 --- a/sound/soc/fsl/fsl_sai.c +++ b/sound/soc/fsl/fsl_sai.c @@ -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 @@ irq_rx: 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; } -- 2.7.4