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Commit 69fa8058 authored by Charles Keepax's avatar Charles Keepax Committed by Mark Brown
Browse files

ASoC: wm5102: Add support for the audio trace firmware 



wm5102 also supports the audio trace firmware, this patch adds support
for this into the wm5102 driver.

Signed-off-by: default avatarCharles Keepax <ckeepax@opensource.wolfsonmicro.com>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 31889507

sound/soc/codecs/wm5102.c

+84 −1
Original line number Diff line number Diff line
@@ -1599,6 +1599,9 @@ static const struct snd_soc_dapm_route wm5102_dapm_routes[] = { 
	{ "Slim2 Capture", NULL, "SYSCLK" },

	{ "Slim3 Capture", NULL, "SYSCLK" },



	{ "Audio Trace DSP", NULL, "DSP1" },

	{ "Audio Trace DSP", NULL, "SYSCLK" },



	{ "IN1L PGA", NULL, "IN1L" },

	{ "IN1R PGA", NULL, "IN1R" },
@@ -1864,14 +1867,67 @@ static struct snd_soc_dai_driver wm5102_dai[] = { 
		 },

		.ops = &arizona_simple_dai_ops,

	},

	{

		.name = "wm5102-cpu-trace",

		.capture = {

			.stream_name = "Audio Trace CPU",

			.channels_min = 1,

			.channels_max = 6,

			.rates = WM5102_RATES,

			.formats = WM5102_FORMATS,

		},

		.compress_new = snd_soc_new_compress,

	},

	{

		.name = "wm5102-dsp-trace",

		.capture = {

			.stream_name = "Audio Trace DSP",

			.channels_min = 1,

			.channels_max = 4,

			.rates = WM5102_RATES,

			.formats = WM5102_FORMATS,

		},

	},

};



static int wm5102_open(struct snd_compr_stream *stream)

{

	struct snd_soc_pcm_runtime *rtd = stream->private_data;

	struct wm5102_priv *priv = snd_soc_codec_get_drvdata(rtd->codec);



	return wm_adsp_compr_open(&priv->core.adsp[0], stream);

}



static irqreturn_t wm5102_adsp2_irq(int irq, void *data)

{

	struct wm5102_priv *priv = data;

	struct arizona *arizona = priv->core.arizona;

	int ret;



	ret = wm_adsp_compr_handle_irq(&priv->core.adsp[0]);

	if (ret == -ENODEV) {

		dev_err(arizona->dev, "Spurious compressed data IRQ\n");

		return IRQ_NONE;

	}



	return IRQ_HANDLED;

}



static int wm5102_codec_probe(struct snd_soc_codec *codec)

{

	struct snd_soc_dapm_context *dapm = snd_soc_codec_get_dapm(codec);

	struct wm5102_priv *priv = snd_soc_codec_get_drvdata(codec);

	struct arizona *arizona = priv->core.arizona;

	int ret;



	ret = arizona_request_irq(arizona, ARIZONA_IRQ_DSP_IRQ1,

				  "ADSP2 Compressed IRQ", wm5102_adsp2_irq,

				  priv);

	if (ret != 0) {

		dev_err(codec->dev, "Failed to request DSP IRQ: %d\n", ret);

		return ret;

	}



	ret = wm_adsp2_codec_probe(&priv->core.adsp[0], codec);

	if (ret)

		return ret;
@@ -1946,6 +2002,20 @@ static struct snd_soc_codec_driver soc_codec_dev_wm5102 = { 
	.num_dapm_routes = ARRAY_SIZE(wm5102_dapm_routes),

};



static struct snd_compr_ops wm5102_compr_ops = {

	.open = wm5102_open,

	.free = wm_adsp_compr_free,

	.set_params = wm_adsp_compr_set_params,

	.get_caps = wm_adsp_compr_get_caps,

	.trigger = wm_adsp_compr_trigger,

	.pointer = wm_adsp_compr_pointer,

	.copy = wm_adsp_compr_copy,

};



static struct snd_soc_platform_driver wm5102_compr_platform = {

	.compr_ops = &wm5102_compr_ops,

};



static int wm5102_probe(struct platform_device *pdev)

{

	struct arizona *arizona = dev_get_drvdata(pdev->dev.parent);
@@ -2005,12 +2075,25 @@ static int wm5102_probe(struct platform_device *pdev) 
	pm_runtime_enable(&pdev->dev);

	pm_runtime_idle(&pdev->dev);



	return snd_soc_register_codec(&pdev->dev, &soc_codec_dev_wm5102,

	ret = snd_soc_register_platform(&pdev->dev, &wm5102_compr_platform);

	if (ret < 0) {

		dev_err(&pdev->dev, "Failed to register platform: %d\n", ret);

		return ret;

	}



	ret = snd_soc_register_codec(&pdev->dev, &soc_codec_dev_wm5102,

				      wm5102_dai, ARRAY_SIZE(wm5102_dai));

	if (ret < 0) {

		dev_err(&pdev->dev, "Failed to register codec: %d\n", ret);

		snd_soc_unregister_platform(&pdev->dev);

	}



	return ret;

}



static int wm5102_remove(struct platform_device *pdev)

{

	snd_soc_unregister_platform(&pdev->dev);

	snd_soc_unregister_codec(&pdev->dev);

	pm_runtime_disable(&pdev->dev);