From: shengjiu wang shengjiu.wang@nxp.com

COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64

sound/soc/fsl/fsl_asrc.c:557:18: warning: no previous prototype for function 'fsl_asrc_get_dma_channel' [-Wmissing-prototypes] struct dma_chan *fsl_asrc_get_dma_channel(struct fsl_asrc_pair *pair, bool dir) ^ sound/soc/fsl/fsl_asrc.c:557:1: note: declare 'static' if the function is not intended to be used outside of this translation unit struct dma_chan *fsl_asrc_get_dma_channel(struct fsl_asrc_pair *pair, bool dir) ^ static

Fixes: be7bd03f0201 ("ASoC: fsl_asrc: Move common definition to fsl_asrc_common") Reported-by: kbuild test robot lkp@intel.com Signed-off-by: shengjiu wang shengjiu.wang@nxp.com --- sound/soc/fsl/fsl_asrc.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/sound/soc/fsl/fsl_asrc.c b/sound/soc/fsl/fsl_asrc.c index 7e2d598ffb81..d79d2c7f8d36 100644 --- a/sound/soc/fsl/fsl_asrc.c +++ b/sound/soc/fsl/fsl_asrc.c @@ -554,7 +554,8 @@ static void fsl_asrc_stop_pair(struct fsl_asrc_pair *pair) /** * Get DMA channel according to the pair and direction. */ -struct dma_chan *fsl_asrc_get_dma_channel(struct fsl_asrc_pair *pair, bool dir) +static struct dma_chan *fsl_asrc_get_dma_channel(struct fsl_asrc_pair *pair, + bool dir) { struct fsl_asrc *asrc = pair->asrc; enum asrc_pair_index index = pair->index; @@ -564,7 +565,6 @@ struct dma_chan *fsl_asrc_get_dma_channel(struct fsl_asrc_pair *pair, bool dir)

return dma_request_slave_channel(&asrc->pdev->dev, name); } -EXPORT_SYMBOL_GPL(fsl_asrc_get_dma_channel);

static int fsl_asrc_dai_startup(struct snd_pcm_substream *substream, struct snd_soc_dai *dai)