Re: [alsa-devel] [PATCH v2 1/3] ALSA: hdac: add link pm and ref counting

On Mon, May 09, 2016 at 10:10:53AM +0200, Takashi Iwai wrote:

You need to check whether there is any link, not the number of links, right? Then it'd be like:

Yes thinking it from other way, I do agree with this. Will change it

link_up = false; list_for_each_entry(hlink, &ebus->hlink_list, list) { if (hlink->ref_count) { link_up = true; break; } }

if (!link_up) { cmd_io_off(); }