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SubjectRe: [PATCH v2 2/3] ASoC: simple-card: move hp and mic detection to soc_card probe
Date
Hello Morimoto-san,

> -----Original Message-----
> From: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
> Sent: Monday, June 11, 2018 2:27 PM
> To: Suzuki, Katsuhiro <suzuki.katsuhiro@socionext.com>
> Cc: Mark Brown <broonie@kernel.org>; alsa-devel@alsa-project.org; Masami
Hiramatsu
> <masami.hiramatsu@linaro.org>; Jassi Brar <jaswinder.singh@linaro.org>;
> linux-arm-kernel@lists.infradead.org; linux-kernel@vger.kernel.org
> Subject: Re: [PATCH v2 2/3] ASoC: simple-card: move hp and mic detection to
soc_card
> probe
>
>
> Hi Katsuhiro-san
>
> > This patch moves headphone and microphone detection to probe() of
> > snd_soc_card from init() of snd_soc_dai_link. This is because init()
> > is called (and an input device /dev/input/eventX is created too)
> > twice or above if simple card has two or more DAI links.
> >
> > Signed-off-by: Katsuhiro Suzuki <suzuki.katsuhiro@socionext.com>
>
> or above ?
>

It seems if simple card has multiple DAI links, it creates multiple input
devices.

For example simple card has 3-links, 3 input devices /dev/input/event0,
event1, event2 are created. Is it correct?


> > - ret = asoc_simple_card_init_hp(rtd->card, &priv->hp_jack, PREFIX);
> > - if (ret < 0)
> > - return ret;
> > -
> > - ret = asoc_simple_card_init_mic(rtd->card, &priv->mic_jack, PREFIX);
> > - if (ret < 0)
> > - return ret;
> (snip)
> > + ret = asoc_simple_card_init_hp(card, &priv->hp_jack, NULL);
> > + if (ret < 0)
> > + return ret;
> > +
> > + ret = asoc_simple_card_init_mic(card, &priv->mic_jack, NULL);
> > + if (ret < 0)
> > + return ret;
>
> I think we want to keep "PREFIX" ?
>

Oops... Thank you. I'll fix it.


Regards,
--
Katsuhiro Suzuki


>
> Best regards
> ---
> Kuninori Morimoto


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