[alsa-devel] [PATCH] ASoC: Add max98095 CODEC driver

[Dimitris Papastamos]

On Wed, Mar 23, 2011 at 08:57:41PM -0700, Peter Hsiang wrote:
> +static inline int rate_value(int rate, u8 *value)
> +{
> +	int i;
> +
> +	for (i = 0; i < ARRAY_SIZE(rate_table); i++) {
> +		if (rate_table[i].rate >= rate) {
> +			*value = rate_table[i].sr;
> +			return 0;
> +		}
> +	}
> +	*value = rate_table[0].sr;
> +	return -EINVAL;
> +}

Not too clear as to why this is an inline function?

> +static int max98095_probe(struct snd_soc_codec *codec)
> +{
> +	struct max98095_priv *max98095 = snd_soc_codec_get_drvdata(codec);
> +	struct max98095_cdata *cdata;
> +	int ret = 0;
> +
> +	codec->cache_sync = 1;
> +	memcpy(codec->reg_cache, max98095_reg, sizeof(max98095_reg));

Keeping your own copy of the cache is rather deprecated.  As Mark
mentioned, you can let the ASoC cache manage your register cache as well
as use snd_soc_cache_sync() for syncing.

Thanks,
Dimitris