Messages in this thread | | | Date | Tue, 27 Dec 2011 17:26:00 +0000 | From | Mark Brown <> | Subject | Re: [alsa-devel] [PATCH 2/4] ASoC: cx20442: add bias control over a platform provided regulator |
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On Tue, Dec 27, 2011 at 03:16:08PM +0100, Janusz Krzysztofik wrote: > On Monday 26 of December 2011 at 12:02:01, Mark Brown wrote:
> > which would look a lot more natural - you shouldn't need to remember if > > the regulator is enabled, you should just turn it on in the STANDBY to > > PREPARE transition and turn it off in the ON to PREPARE or PREPARE to > > STANDBY transitions.
> Can I assume STANDBY or OFF at the time the codec .remove method is > called? If not, is there a helper function available which can be called > in order to perform all those ON -> PREPARE -> STANDBY [-> OFF] transitions before calling regulator_put()?
It'll be in STANDBY or OFF depending on if the device sets idle_bias_off.
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