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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: Jie Yang <yang.jie@intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Jie Yang 2015-02-27 12:54:29 +08:00 committed by Mark Brown
parent 5bb400ce4a
commit 1a5ab21c2e
1 changed files with 28 additions and 0 deletions
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28
sound/soc/intel/broadwell.c
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@ -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)