From d66a5b9c82f2a2a6d424a7ccad51c52f150fa181 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Lothar=20Wa=C3=9Fmann?= Date: Fri, 2 Aug 2013 10:30:15 +0200 Subject: [PATCH] ASoC: mxs: add some error messages to help identifying problems MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Lothar Waßmann Signed-off-by: Mark Brown --- sound/soc/mxs/mxs-sgtl5000.c | 29 +++++++++++++++++++++++------ 1 file changed, 23 insertions(+), 6 deletions(-) diff --git a/sound/soc/mxs/mxs-sgtl5000.c b/sound/soc/mxs/mxs-sgtl5000.c index b2e372dd02eb..ce084eb10c49 100644 --- a/sound/soc/mxs/mxs-sgtl5000.c +++ b/sound/soc/mxs/mxs-sgtl5000.c @@ -50,18 +50,27 @@ static int mxs_sgtl5000_hw_params(struct snd_pcm_substream *substream, } /* Sgtl5000 sysclk should be >= 8MHz and <= 27M */ - if (mclk < 8000000 || mclk > 27000000) + if (mclk < 8000000 || mclk > 27000000) { + dev_err(codec_dai->dev, "Invalid mclk frequency: %u.%03uMHz\n", + mclk / 1000000, mclk / 1000 % 1000); return -EINVAL; + } /* Set SGTL5000's SYSCLK (provided by SAIF MCLK) */ ret = snd_soc_dai_set_sysclk(codec_dai, SGTL5000_SYSCLK, mclk, 0); - if (ret) + if (ret) { + dev_err(codec_dai->dev, "Failed to set sysclk to %u.%03uMHz\n", + mclk / 1000000, mclk / 1000 % 1000); return ret; + } /* The SAIF MCLK should be the same as SGTL5000_SYSCLK */ ret = snd_soc_dai_set_sysclk(cpu_dai, MXS_SAIF_MCLK, mclk, 0); - if (ret) + if (ret) { + dev_err(cpu_dai->dev, "Failed to set sysclk to %u.%03uMHz\n", + mclk / 1000000, mclk / 1000 % 1000); return ret; + } /* set codec to slave mode */ dai_format = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | @@ -69,13 +78,19 @@ static int mxs_sgtl5000_hw_params(struct snd_pcm_substream *substream, /* set codec DAI configuration */ ret = snd_soc_dai_set_fmt(codec_dai, dai_format); - if (ret) + if (ret) { + dev_err(codec_dai->dev, "Failed to set dai format to %08x\n", + dai_format); return ret; + } /* set cpu DAI configuration */ ret = snd_soc_dai_set_fmt(cpu_dai, dai_format); - if (ret) + if (ret) { + dev_err(cpu_dai->dev, "Failed to set dai format to %08x\n", + dai_format); return ret; + } return 0; } @@ -153,8 +168,10 @@ static int mxs_sgtl5000_probe(struct platform_device *pdev) * should be >= 8MHz and <= 27M. */ ret = mxs_saif_get_mclk(0, 44100 * 256, 44100); - if (ret) + if (ret) { + dev_err(&pdev->dev, "failed to get mclk\n"); return ret; + } card->dev = &pdev->dev; platform_set_drvdata(pdev, card);