linux-kernel - Re: [PATCH 9/9] drm: bridge/dw_hdmi-i2s-audio: add audio driver

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Message-ID: <55C8D0AD.3040001@rock-chips.com>
Date:	Tue, 11 Aug 2015 00:26:21 +0800
From:	Yakir Yang <ykk@...k-chips.com>
To:	Russell King - ARM Linux <linux@....linux.org.uk>,
	linux-rockchip@...ts.infradead.org, alsa-devel@...a-project.org,
	dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org
Cc:	Fabio Estevam <fabio.estevam@...escale.com>,
	Takashi Iwai <tiwai@...e.de>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	Jaroslav Kysela <perex@...ex.cz>,
	David Airlie <airlied@...ux.ie>,
	Mark Brown <broonie@...nel.org>,
	Philipp Zabel <p.zabel@...gutronix.de>,
	Andy Yan <andy.yan@...k-chips.com>,
	Jon Nettleton <jon.nettleton@...il.com>
Subject: Re: [PATCH 9/9] drm: bridge/dw_hdmi-i2s-audio: add audio driver

Hi Russell,

在 2015/8/10 23:48, Russell King - ARM Linux 写道:
> On Sat, Aug 08, 2015 at 05:10:47PM +0100, Russell King wrote:
>> From: Yakir Yang <ykk@...k-chips.com>
>>
>> Add ALSA based HDMI I2S audio driver for dw_hdmi. Sound card
>> driver could connect to this codec through the codec dai name
>> "dw-hdmi-i2s-audio".
>>
>> [Fixed IRQ name, MODULE_DESCRIPTION, MODULE_ALIAS in
>>   dw-hdmi-i2s-audio.c, and platform device name in dw-hdmi.c --rmk]
>>
>> Signed-off-by: Yakir Yang <ykk@...k-chips.com>
>> Signed-off-by: Russell King <rmk+kernel@....linux.org.uk>
> I'm dropping this patch after all as it no longer builds against modern
> kernels due to the reference to the removed snd_soc_jack_new().  Its
> replacement is at card level, and I don't think it's a simple case of
> replacing it here.

Hmm... I would rather to fix it in my side, and then I could rebase on 
your series, is it okay ?

- Yakir

>> +static int snd_dw_hdmi_audio_probe(struct snd_soc_codec *codec)
>> +{
>> +	struct snd_dw_hdmi *dw = snd_soc_codec_get_drvdata(codec);
>> +	int ret;
>> +
>> +	ret = snd_soc_jack_new(codec, "dw Jack", SND_JACK_LINEOUT,
>> +			       &dw->jack);
> ...
>> +static const struct snd_soc_codec_driver dw_hdmi_audio = {
>> +	.probe = snd_dw_hdmi_audio_probe,
>> +	.dapm_widgets = snd_dw_hdmi_audio_widgets,
>> +	.num_dapm_widgets = ARRAY_SIZE(snd_dw_hdmi_audio_widgets),
>> +	.dapm_routes = snd_dw_hdmi_audio_routes,
>> +	.num_dapm_routes = ARRAY_SIZE(snd_dw_hdmi_audio_routes),
>> +};
>> +
>> +static int dw_hdmi_audio_probe(struct platform_device *pdev)
>> +{
>> +	struct dw_hdmi_audio_data *data = pdev->dev.platform_data;
>> +	struct snd_dw_hdmi *dw;
>> +	int ret;
>> +
>> +	dw = devm_kzalloc(&pdev->dev, sizeof(*dw), GFP_KERNEL);
>> +	if (!dw)
>> +		return -ENOMEM;
>> +
>> +	dw->data = *data;
>> +	dw->dev = &pdev->dev;
>> +	dw->is_jack_ready = false;
>> +	platform_set_drvdata(pdev, dw);
>> +
>> +	ret = request_irq(dw->data.irq, snd_dw_hdmi_irq, IRQF_SHARED,
>> +			  DRIVER_NAME, dw);
>> +	if (ret) {
>> +		dev_err(&pdev->dev, "request irq failed (%d)\n", ret);
>> +		return -EINVAL;
>> +	}
>> +
>> +	ret = snd_soc_register_codec(&pdev->dev, &dw_hdmi_audio,
>> +				     &dw_hdmi_audio_dai, 1);


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