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Date:   Wed, 3 Jun 2020 17:05:52 -0700
From:   Nicolin Chen <nicoleotsuka@gmail.com>
To:     Shengjiu Wang <shengjiu.wang@nxp.com>
Cc:     timur@kernel.org, Xiubo.Lee@gmail.com, festevam@gmail.com,
        broonie@kernel.org, alsa-devel@alsa-project.org,
        lgirdwood@gmail.com, perex@perex.cz, tiwai@suse.com,
        linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/3] ASoC: fsl_easrc: Fix -Wmissing-prototypes warning
Message-ID: <20200604000551.GA17364@Asurada-Nvidia>
References: <cover.1591155860.git.shengjiu.wang@nxp.com>
 <ab1b83a56c71f4159a98e6da5602c2c36fe59f4d.1591155860.git.shengjiu.wang@nxp.com>
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On Wed, Jun 03, 2020 at 11:39:39AM +0800, Shengjiu Wang wrote:
> Obtained with:
> $ make W=1
> 
> sound/soc/fsl/fsl_easrc.c:967:5: warning: no previous prototype for function 'fsl_easrc_config_context' [-Wmissing-prototypes]
> int fsl_easrc_config_context(struct fsl_asrc *easrc, unsigned int ctx_id)
>     ^
> sound/soc/fsl/fsl_easrc.c:967:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
> int fsl_easrc_config_context(struct fsl_asrc *easrc, unsigned int ctx_id)
> ^
> static
> sound/soc/fsl/fsl_easrc.c:1128:5: warning: no previous prototype for function 'fsl_easrc_set_ctx_format' [-Wmissing-prototypes]
> int fsl_easrc_set_ctx_format(struct fsl_asrc_pair *ctx,
>     ^
> sound/soc/fsl/fsl_easrc.c:1128:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
> int fsl_easrc_set_ctx_format(struct fsl_asrc_pair *ctx,
> ^
> static
> sound/soc/fsl/fsl_easrc.c:1201:5: warning: no previous prototype for function 'fsl_easrc_set_ctx_organziation' [-Wmissing-prototypes]
> int fsl_easrc_set_ctx_organziation(struct fsl_asrc_pair *ctx)
>     ^
> sound/soc/fsl/fsl_easrc.c:1201:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
> int fsl_easrc_set_ctx_organziation(struct fsl_asrc_pair *ctx)
> ^
> static
> sound/soc/fsl/fsl_easrc.c:1245:5: warning: no previous prototype for function 'fsl_easrc_request_context' [-Wmissing-prototypes]
> int fsl_easrc_request_context(int channels, struct fsl_asrc_pair *ctx)
>     ^
> sound/soc/fsl/fsl_easrc.c:1245:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
> int fsl_easrc_request_context(int channels, struct fsl_asrc_pair *ctx)
> ^
> static
> sound/soc/fsl/fsl_easrc.c:1290:6: warning: no previous prototype for function 'fsl_easrc_release_context' [-Wmissing-prototypes]
> void fsl_easrc_release_context(struct fsl_asrc_pair *ctx)
>      ^
> sound/soc/fsl/fsl_easrc.c:1290:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
> void fsl_easrc_release_context(struct fsl_asrc_pair *ctx)
> ^
> static
> sound/soc/fsl/fsl_easrc.c:1317:5: warning: no previous prototype for function 'fsl_easrc_start_context' [-Wmissing-prototypes]
> int fsl_easrc_start_context(struct fsl_asrc_pair *ctx)
>     ^
> sound/soc/fsl/fsl_easrc.c:1317:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
> int fsl_easrc_start_context(struct fsl_asrc_pair *ctx)
> ^
> static
> sound/soc/fsl/fsl_easrc.c:1335:5: warning: no previous prototype for function 'fsl_easrc_stop_context' [-Wmissing-prototypes]
> int fsl_easrc_stop_context(struct fsl_asrc_pair *ctx)
>     ^
> sound/soc/fsl/fsl_easrc.c:1335:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
> int fsl_easrc_stop_context(struct fsl_asrc_pair *ctx)
> ^
> static
> sound/soc/fsl/fsl_easrc.c:1382:18: warning: no previous prototype for function 'fsl_easrc_get_dma_channel' [-Wmissing-prototypes]
> struct dma_chan *fsl_easrc_get_dma_channel(struct fsl_asrc_pair *ctx,
>                  ^
> sound/soc/fsl/fsl_easrc.c:1382:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
> struct dma_chan *fsl_easrc_get_dma_channel(struct fsl_asrc_pair *ctx,
> ^
> static
> 
> Fixes: 955ac624058f ("ASoC: fsl_easrc: Add EASRC ASoC CPU DAI drivers")
> Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>
> Reported-by: kbuild test robot <lkp@intel.com>

Acked-by: Nicolin Chen <nicoleotsuka@gmail.com>