From b47b91c8504c62f95ddff2876620d68697927bd4 Mon Sep 17 00:00:00 2001 From: Srinivas Kandagatla Date: Thu, 17 Aug 2017 10:02:11 +0200 Subject: [PATCH] ASoC: qcom: apq8016-sbc: Add support to Headset JACK This patch adds support to Headset JACK, also provides board specific vref ranges for mbhc buttons to be detected. This headset supports both 3 pole and 4 pole headset type and 5 buttons. Signed-off-by: Srinivas Kandagatla Signed-off-by: Mark Brown --- sound/soc/qcom/apq8016_sbc.c | 34 ++++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) diff --git a/sound/soc/qcom/apq8016_sbc.c b/sound/soc/qcom/apq8016_sbc.c index 96a079d9f697..d49adc822a11 100644 --- a/sound/soc/qcom/apq8016_sbc.c +++ b/sound/soc/qcom/apq8016_sbc.c @@ -21,12 +21,16 @@ #include #include #include +#include #include +#include #include struct apq8016_sbc_data { void __iomem *mic_iomux; void __iomem *spkr_iomux; + struct snd_soc_jack jack; + bool jack_setup; struct snd_soc_dai_link dai_link[]; /* dynamically allocated */ }; @@ -70,6 +74,31 @@ static int apq8016_sbc_dai_init(struct snd_soc_pcm_runtime *rtd) } + if (!pdata->jack_setup) { + struct snd_jack *jack; + + rval = snd_soc_card_jack_new(card, "Headset Jack", + SND_JACK_HEADSET | + SND_JACK_HEADPHONE | + SND_JACK_BTN_0 | SND_JACK_BTN_1 | + SND_JACK_BTN_2 | SND_JACK_BTN_3 | + SND_JACK_BTN_4, + &pdata->jack, NULL, 0); + + if (rval < 0) { + dev_err(card->dev, "Unable to add Headphone Jack\n"); + return rval; + } + + jack = pdata->jack.jack; + + snd_jack_set_key(jack, SND_JACK_BTN_0, KEY_MEDIA); + snd_jack_set_key(jack, SND_JACK_BTN_1, KEY_VOICECOMMAND); + snd_jack_set_key(jack, SND_JACK_BTN_2, KEY_VOLUMEUP); + snd_jack_set_key(jack, SND_JACK_BTN_3, KEY_VOLUMEDOWN); + pdata->jack_setup = true; + } + for (i = 0 ; i < dai_link->num_codecs; i++) { struct snd_soc_dai *dai = rtd->codec_dais[i]; @@ -81,6 +110,11 @@ static int apq8016_sbc_dai_init(struct snd_soc_pcm_runtime *rtd) dev_warn(card->dev, "Failed to set mclk: %d\n", rval); return rval; } + rval = snd_soc_codec_set_jack(codec, &pdata->jack, NULL); + if (rval != 0 && rval != -ENOTSUPP) { + dev_warn(card->dev, "Failed to set jack: %d\n", rval); + return rval; + } } return 0; -- 2.20.1