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

[Lars-Peter Clausen <lars@metafoo.de>]

On 03/14/2014 11:16 AM, Rongjun Ying wrote:
>
>
>> -----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)?

No, this is done automatically by the ASoC core.

>
>>   	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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