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Commit 6f0a3e6c authored by Sudheer Papothi's avatar Sudheer Papothi
Browse files

ASoC: swr-dmic: Add ignore suspend for dapm widgets 



Add ignore suspend for dapm widgets to avoid waking up the
system during power collapse.

Change-Id: I4eec9785f2e722d1fbcbf26c2635af9825b30115
Signed-off-by: default avatarSudheer Papothi <spapothi@codeaurora.org>
parent 1db5a7d4

asoc/codecs/swr-dmic.c

+29 −0
Original line number Diff line number Diff line
@@ -325,11 +325,38 @@ static int swr_dmic_codec_probe(struct snd_soc_component *component) 
{

	struct swr_dmic_priv *swr_dmic =

			snd_soc_component_get_drvdata(component);

	struct snd_soc_dapm_context *dapm =

			snd_soc_component_get_dapm(component);

	char w_name[100];



	if (!swr_dmic)

		return -EINVAL;



	swr_dmic->component = component;

	snd_soc_dapm_ignore_suspend(dapm,

				swr_dmic->dai_driver->capture.stream_name);

	memset(w_name, 0, 100);

	strlcpy(w_name, component->name_prefix, 100);

	strlcat(w_name, " SWR_DMIC", 100);

	snd_soc_dapm_ignore_suspend(dapm, w_name);



	memset(w_name, 0, 100);

	strlcpy(w_name, component->name_prefix, 100);

	strlcat(w_name, " SMIC_SUPPLY", 100);

	snd_soc_dapm_ignore_suspend(dapm, w_name);



	memset(w_name, 0, 100);

	strlcpy(w_name, component->name_prefix, 100);

	strlcat(w_name, " SMIC_PORT_EN", 100);

	snd_soc_dapm_ignore_suspend(dapm, w_name);



	memset(w_name, 0, 100);

	strlcpy(w_name, component->name_prefix, 100);

	strlcat(w_name, " SWR_DMIC_OUTPUT", 100);

	snd_soc_dapm_ignore_suspend(dapm, w_name);



	snd_soc_dapm_sync(dapm);



	return 0;

}
@@ -624,6 +651,8 @@ static int swr_dmic_down(struct swr_device *pdev) 
		return -EINVAL;

	}



	dev_dbg(&pdev->dev, "%s: is_en_supply: %d\n",

		__func__, swr_dmic->is_en_supply);

	--swr_dmic->is_en_supply;

	if (swr_dmic->is_en_supply < 0) {

		dev_warn(&pdev->dev, "%s: mismatch in supply count %d\n",