Re: [PATCH 1/2] ASoC: sirf-audio-codec: Remove snd_soc_codec_set_cache_io() call

[Rongjun Ying <Rongjun.Ying@csr.com>]

> -----Original Message-----
> From: Lars-Peter Clausen [mailto:lars@metafoo.de]
> Sent: Friday, March 14, 2014 4:26 PM
> To: Mark Brown; Liam Girdwood
> Cc: Rongjun Ying; Barry Song; alsa-devel@alsa-project.org; Lars-Peter
> Clausen
> Subject: [PATCH 1/2] ASoC: sirf-audio-codec: Remove
> snd_soc_codec_set_cache_io() call
> 
> There was a overlap between the snd_soc_codec_set_cache_io() cleanup
> and the addition of the sirf-audio-codec resulting in the sirf-audio-
> codec driver still using the old signature of
> snd_soc_codec_set_cache_io(), which will cause a compile error. Since
> the core is able to automatically setup IO for this driver we can just
> remove both the snd_soc_set_cache_io() call and the control_data
> assignment.
> 
> Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
> ---
>  sound/soc/codecs/sirf-audio-codec.c | 9 ---------
>  1 file changed, 9 deletions(-)
> 
> diff --git a/sound/soc/codecs/sirf-audio-codec.c
> b/sound/soc/codecs/sirf-audio-codec.c
> index 90e3a22..58e7c1f 100644
> --- a/sound/soc/codecs/sirf-audio-codec.c
> +++ b/sound/soc/codecs/sirf-audio-codec.c
> @@ -337,18 +337,9 @@ struct snd_soc_dai_driver sirf_audio_codec_dai = {
> 
>  static int sirf_audio_codec_probe(struct snd_soc_codec *codec)  {
> -	int ret;
>  	struct snd_soc_dapm_context *dapm = &codec->dapm;
> -	struct sirf_audio_codec *sirf_audio_codec =
> snd_soc_codec_get_drvdata(codec);
> 
>  	pm_runtime_enable(codec->dev);
> -	codec->control_data = sirf_audio_codec->regmap;
> -
> -	ret = snd_soc_codec_set_cache_io(codec, 0, 0, SND_SOC_REGMAP);
> -	if (ret != 0) {
> -		dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret);
> -		return ret;
> -	}
> 

May be need invoke snd_soc_codec_set_cache_io(codec, sirf_audio_codec->regmap)?

>  	if (of_device_is_compatible(codec->dev->of_node, "sirf,prima2-
> audio-codec")) {
>  		snd_soc_dapm_new_controls(dapm,
> --
> 1.8.0
> 
> 
> 
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Thanks
RongJun Ying


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