[alsa-devel] [PATCH 11/19] ASoC: upd9976: add jack detection function

[Mark Brown]

On Wed, May 04, 2011 at 09:45:50PM +0800, Lu Guanqun wrote:

> +void upd9976_jack_detection(struct snd_soc_jack *jack, u8 interrupt_status)
> +{
> +	int status = 0;
> +	unsigned int value = 0;
> +	struct snd_soc_codec *codec = jack->codec;
> +	int mask = SND_JACK_BTN_0 | SND_JACK_BTN_1 | SND_JACK_HEADSET;
> +
> +	if (interrupt_status & 0x3)
> +		value = snd_soc_read(codec, UPD9976_SAUXINT);

> +EXPORT_SYMBOL_GPL(upd9976_jack_detection);
> +

I'd expect that the driver would also manage the work to do with
handling the interrupt as well.