[alsa-devel] [PATCH 2/2] ASoC: compress: Add suport for DPCM into compressed audio

[Liam Girdwood]

On Thu, 2014-01-16 at 16:59 +0100, Takashi Iwai wrote:
> At Wed, 15 Jan 2014 16:51:57 +0000,
> Liam Girdwood wrote:
> > 

> 
> > +	mutex_lock_nested(&fe->card->mutex, SND_SOC_CARD_CLASS_RUNTIME);
> > +
> > +	if (platform->driver->compr_ops && platform->driver->compr_ops->set_params) {
> > +		ret = platform->driver->compr_ops->set_params(cstream, params);
> > +		if (ret < 0)
> > +			goto out;
> > +	}
> > +
> > +	if (fe->dai_link->compr_ops && fe->dai_link->compr_ops->set_params) {
> > +		ret = fe->dai_link->compr_ops->set_params(cstream);
> > +		if (ret < 0)
> > +			goto out;
> > +	}
> > +
> > +	memcpy(&fe->dpcm[fe_substream->stream].hw_params, params,
> > +			sizeof(struct snd_pcm_hw_params));
> 
> Does this really work?  params is snd_compr_params and hw_parmas is
> snd_pcm_hw_params, isn't it?
> 

Hmmm, no one reported a failure here to me. It is complete nonsense
though so I dont know why the testers didn't run into this. I'll fix it
for V2.

Thanks

Liam