On Tue, Jul 01, 2008 at 05:53:40PM -0600, Grant Likely wrote:
> +static ssize_t aic26_keyclick_show(struct device *dev,
> + struct device_attribute *attr, char *buf)
> +{
> + struct aic26 *aic26 = dev_get_drvdata(dev);
> + int val, amp, freq, len;
> +
> + val = aic26_reg_read_cache(&aic26->codec, AIC26_REG_AUDIO_CTRL2);
> + amp = (val >> 12) & 0x7;
> + freq = (125 << ((val >> 8) & 0x7)) >> 1;
> + len = 2 * (1 +((val >> 8) & 0xf));
> +
> + return sprintf(buf, "amp=%x freq=%iHz len=%iclks\n", amp, freq, len);
> +}
It might be nice if these parameters were exposed as controls if they
can be configured, though obviously that's not essential.
> + /* Tell the of_soc helper about this codec */
> + of_snd_soc_register_codec(&aic26_soc_codec_dev, aic26, &aic26_dai,
> + spi->dev.archdata.of_node);
Does this need to be ifdefed out if of_snd_soc_register_codec() is not
in use or is the function stubbed out if it's not in use? Stubbing it
out would be cleaner.
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