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Commit 1a5ab21c authored by Jie Yang's avatar Jie Yang Committed by Mark Brown
Browse files

ASoC: Intel: Add suspend_pre and resume_post for Broadwell snd_soc_card 



For broadwell machine, we need do some machine related setting before
suspend and after resume, e.g. disable/enable jack detection, here
adding snd_soc_card suspend_pre and resume_post for this task.

Signed-off-by: default avatarJie Yang <yang.jie@intel.com>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 5bb400ce

sound/soc/intel/broadwell.c

+28 −0
Original line number Diff line number Diff line
@@ -225,6 +225,32 @@ static struct snd_soc_dai_link broadwell_rt286_dais[] = { 
	},

};



static int broadwell_suspend(struct snd_soc_card *card){

	struct snd_soc_codec *codec;



	list_for_each_entry(codec, &card->codec_dev_list, card_list) {

		if (!strcmp(codec->component.name, "i2c-INT343A:00")) {

			dev_dbg(codec->dev, "disabling jack detect before going to suspend.\n");

			rt286_mic_detect(codec, NULL);

			break;

		}

	}

	return 0;

}



static int broadwell_resume(struct snd_soc_card *card){

	struct snd_soc_codec *codec;



	list_for_each_entry(codec, &card->codec_dev_list, card_list) {

		if (!strcmp(codec->component.name, "i2c-INT343A:00")) {

			dev_dbg(codec->dev, "enabling jack detect for resume.\n");

			rt286_mic_detect(codec, &broadwell_headset);

			break;

		}

	}

	return 0;

}



/* broadwell audio machine driver for WPT + RT286S */

static struct snd_soc_card broadwell_rt286 = {

	.name = "broadwell-rt286",
@@ -238,6 +264,8 @@ static struct snd_soc_card broadwell_rt286 = { 
	.dapm_routes = broadwell_rt286_map,

	.num_dapm_routes = ARRAY_SIZE(broadwell_rt286_map),

	.fully_routed = true,

	.suspend_pre = broadwell_suspend,

	.resume_post = broadwell_resume,

};



static int broadwell_audio_probe(struct platform_device *pdev)