RE: [alsa-devel] [PATCHv1 1/7] ASoC: simple-card: Merge single and muti DAI link code.

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Hi Kuninori-san

This patch series will break the old DTs, and I will follow Mark's
Advice to maintain compatibility with the old DTs.

I will send another version, please help me to review it. And I will also
split the update patch series to many small ones.

Thanks very much,

BRs
Xiubo

> -----Original Message-----
> From: Kuninori Morimoto [mailto:kuninori.morimoto.gx@xxxxxxxxx]
> Sent: Monday, September 01, 2014 3:43 PM
> To: Xiubo Li-B47053
> Cc: broonie@xxxxxxxxxx; lgirdwood@xxxxxxxxx; perex@xxxxxxxx; tiwai@xxxxxxx;
> kuninori.morimoto.gx@xxxxxxxxxxx; moinejf@xxxxxxx; andrew@xxxxxxx;
> jsarha@xxxxxx; devicetree@xxxxxxxxxxxxxxx; linux-arm-
> kernel@xxxxxxxxxxxxxxxxxxx; linux-sh@xxxxxxxxxxxxxxx; alsa-devel@alsa-
> project.org; Guo Shawn-R65073; Nicolin Chen; linux-kernel@xxxxxxxxxxxxxxx
> Subject: Re: [alsa-devel] [PATCHv1 1/7] ASoC: simple-card: Merge single and
> muti DAI link code.
> 
> 
> Hi Xiubo
> 
> Thank you for your patch.
> This clean-up is very nice for me.
> But, I have 1 small comment
> 
> >  asoc_simple_card_sub_parse_of(struct device_node *np,
> >  			      struct asoc_simple_dai *dai,
> >  			      struct device_node **p_node,
> > -			      const char **name)
> > +			      const char **name,
> > +			      unsigned int *daifmt)
> >  {
> >  	struct device_node *node;
> >  	struct clk *clk;
> >  	u32 val;
> >  	int ret;
> >
> > +	if (!daifmt)
> > +		return -EINVAL;
> > +
> > +	/*
> > +	 * Parse format, bitclock-inversion and frame-inversion
> > +	 * for DAI each device.
> > +	 */
> > +	*daifmt = snd_soc_of_parse_daifmt(np, NULL, NULL, NULL);
> > +	*daifmt &= ~(SND_SOC_DAIFMT_MASTER_MASK | SND_SOC_DAIFMT_FORMAT_MASK);
> (snip)
> >  	ret = asoc_simple_card_sub_parse_of(np, &dai_props->cpu_dai,
> >  					    &dai_link->cpu_of_node,
> > -					    &dai_link->cpu_dai_name);
> > +					    &dai_link->cpu_dai_name,
> > +					    &daifmt);
> (snip)
> > +	dai_props->cpu_dai.fmt |= daifmt;
> (snip)
> >  	ret = asoc_simple_card_sub_parse_of(np, &dai_props->codec_dai,
> >  					    &dai_link->codec_of_node,
> > -					    &dai_link->codec_dai_name);
> > +					    &dai_link->codec_dai_name,
> > +					    &daifmt);
> (snip)
> > +	dai_props->codec_dai.fmt |= daifmt;
> 
> These are using
> 
>       asoc_simple_card_sub_parse_of(np, &dai_props->cpu_dai, xxx)
>       asoc_simple_card_sub_parse_of(np, &dai_props->codec_dai, xxx)
> 
> I guess, asoc_simple_card_sub_parse_of() can update
> below inside function
> 
> 	dai_props->cpu_dai.fmt |= daifmt;
> 	dai_props->codec_dai.fmt |= daifmt;
> 
> 
> Best regards
> ---
> Kuninori Morimoto
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