[alsa-devel] hda_codec_ops hotplug events

[Raymond Yau]

2010/12/15 James Courtier-Dutton <james.dutton at gmail.com>

> static struct hda_codec_ops intel_hdmi_patch_ops = {
>        .init                   = intel_hdmi_init,
>        .free                   = intel_hdmi_free,
>        .build_pcms             = intel_hdmi_build_pcms,
>        .build_controls         = intel_hdmi_build_controls,
>        .unsol_event            = hdmi_unsol_event,
> };
>
> What calls .unsol_event ?
>
> It need something to cause this function to be executed.
> I cannot seem to find out what calls this.
>

In hda_codec.


static void process_unsol_events(struct work_struct *work)
{
.....
        if (codec && codec->patch_ops.unsol_event)
            codec->patch_ops.unsol_event(codec, res);