[alsa-devel] [RFC] ASoC: Allow mulitple usage of codec and cpu dai

[jassi brar]

On Thu, Feb 25, 2010 at 10:06 PM, Mark Brown
<broonie at opensource.wolfsonmicro.com> wrote:
> On Thu, Feb 25, 2010 at 08:00:13PM +0900, jassi brar wrote:
>> On Thu, Feb 25, 2010 at 7:03 PM, Mark Brown
>
>> > I thought I'd been fairly clear last time that the drivers need to have
>> > an option to do stuff on startup().  As I said then a separate callback
>> > which is called only on the transitions into and out of active would be
>> > fine.
>
>> This is simply the patch, that you asked me to dig out from samsung-git
>> and post to the list, adapted to for-2.6.35
>
> I asked you to pull out the bits that maintain active.
hmm... i misread ur reply. Just submitted refreshed patch for just that.

>> I could drop startup,shutdown,mute-on/off as well, but no codec driver
>> would work with that as such. If that's ok, i'll resend the patch.
>
> Honestly I didn't read the rest of the patch after I saw the change to
> remove the startup() callback.  Clearly fiddling around with the active
> count isn't going to make every possible system work, and it may not be
> any use at all, but so long as it doesn't interfere with other users
> it's not really a problem.
Also, I think we should look into if we can do without snd_soc_codec.active
when we have snd_soc_dai.playback/capture.active counters.