Re: [PATCH 1/4] ALSA: hda: Refactor codec PM to use direct-complete optimization

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On Fri, 23 Oct 2020 14:44:18 +0200,
Kai-Heng Feng wrote:
> 
> 
> 
> > On Oct 23, 2020, at 19:32, Takashi Iwai <tiwai@xxxxxxx> wrote:
> > 
> > On Fri, 23 Oct 2020 12:23:35 +0200,
> > Kai-Heng Feng wrote:
> >> 
> >> +static void hda_codec_pm_complete(struct device *dev)
> >> {
> >> 	struct hda_codec *codec = dev_to_hda_codec(dev);
> >> -	int ret;
> >> 
> >> -	ret = pm_runtime_force_resume(dev);
> >> -	/* schedule jackpoll work for jack detection update */
> >> -	if (codec->jackpoll_interval ||
> >> -	    (pm_runtime_suspended(dev) && hda_codec_need_resume(codec)))
> >> -		schedule_delayed_work(&codec->jackpoll_work,
> >> -				      codec->jackpoll_interval);
> >> -	return ret;
> >> +	if (pm_runtime_suspended(dev) &&
> >> +	    (hda_codec_need_resume(codec) || codec->forced_resume))
> >> +		pm_request_resume(dev);
> > 
> > You shouldn't drop the check of codec->jackpoll_interval.  If this
> > field is set, the codec driver has to resume no matter what it was, so
> > that the polling can start up again.
> 
> Ok, will address in v2.

Thanks.  And, could you submit v2 series with a cover letter?


Takashi



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