From: Bard Liao <bardliao@realtek.com>
To: broonie@kernel.org, lgirdwood@gmail.com
Cc: oder_chiou@realtek.com, jack.yu@realtek.com,
alsa-devel@alsa-project.org, lars@metafoo.de,
vinod.koul@intel.com, shumingf@realtek.com,
Bard Liao <bardliao@realtek.com>,
flove@realtek.com
Subject: [PATCH] ASoC: rt298: disable IRQ when jack is NULL
Date: Mon, 28 Nov 2016 13:24:06 +0800 [thread overview]
Message-ID: <1480310646-16354-1-git-send-email-bardliao@realtek.com> (raw)
Disable IRQ when jack is NULL in rt298_mic_detect. So machine driver
can use it in suspend/resume.
Signed-off-by: Bard Liao <bardliao@realtek.com>
---
sound/soc/codecs/rt298.c | 24 ++++++++++++++++++++++--
1 file changed, 22 insertions(+), 2 deletions(-)
diff --git a/sound/soc/codecs/rt298.c b/sound/soc/codecs/rt298.c
index 2db8179..7150a40 100644
--- a/sound/soc/codecs/rt298.c
+++ b/sound/soc/codecs/rt298.c
@@ -326,11 +326,31 @@ static void rt298_jack_detect_work(struct work_struct *work)
int rt298_mic_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack)
{
struct rt298_priv *rt298 = snd_soc_codec_get_drvdata(codec);
+ struct snd_soc_dapm_context *dapm;
+ bool hp = false;
+ bool mic = false;
+ int status = 0;
+
+ /* If jack in NULL, disable HS jack */
+ if (!jack) {
+ regmap_update_bits(rt298->regmap, RT298_IRQ_CTRL, 0x2, 0x0);
+ dapm = snd_soc_codec_get_dapm(codec);
+ snd_soc_dapm_disable_pin(dapm, "LDO1");
+ snd_soc_dapm_sync(dapm);
+ return 0;
+ }
rt298->jack = jack;
+ regmap_update_bits(rt298->regmap, RT298_IRQ_CTRL, 0x2, 0x2);
- /* Send an initial empty report */
- snd_soc_jack_report(rt298->jack, 0,
+ rt298_jack_detect(rt298, &hp, &mic);
+ if (hp == true)
+ status |= SND_JACK_HEADPHONE;
+
+ if (mic == true)
+ status |= SND_JACK_MICROPHONE;
+
+ snd_soc_jack_report(rt298->jack, status,
SND_JACK_MICROPHONE | SND_JACK_HEADPHONE);
return 0;
--
1.8.1.1.439.g50a6b54
next reply other threads:[~2016-11-28 5:24 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-11-28 5:24 Bard Liao [this message]
2016-11-28 15:55 ` [PATCH] ASoC: rt298: disable IRQ when jack is NULL Vinod Koul
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