From 98869f68f2f68a9f238f5e96dbc3f838a0ff7136 Mon Sep 17 00:00:00 2001 From: Mark Brown <broonie@opensource.wolfsonmicro.com> Date: Mon, 3 Dec 2012 16:14:37 +0900 Subject: ASoC: wm8994: Allow microphone identification callback to be overridden Allow custom accessory identification mechanisms to make use of the MICDET support in the device. Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com> --- sound/soc/codecs/wm8994.c | 22 ++++++++++++++++------ sound/soc/codecs/wm8994.h | 6 +++++- sound/soc/samsung/littlemill.c | 2 +- 3 files changed, 22 insertions(+), 8 deletions(-) diff --git a/sound/soc/codecs/wm8994.c b/sound/soc/codecs/wm8994.c index fdef56c1320b..82411009d401 100644 --- a/sound/soc/codecs/wm8994.c +++ b/sound/soc/codecs/wm8994.c @@ -3432,8 +3432,9 @@ static void wm8958_button_det(struct snd_soc_codec *codec, u16 status) wm8994->btn_mask); } -static void wm8958_mic_id(struct snd_soc_codec *codec, u16 status) +static void wm8958_mic_id(void *data, u16 status) { + struct snd_soc_codec *codec = data; struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec); /* Either nothing present or just starting detection */ @@ -3629,7 +3630,8 @@ static void wm1811_jackdet_bootstrap(struct work_struct *work) * detection algorithm. */ int wm8958_mic_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack, - wm1811_micdet_cb cb, void *cb_data) + wm1811_micdet_cb det_cb, void *det_cb_data, + wm1811_mic_id_cb id_cb, void *id_cb_data) { struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec); struct wm8994 *control = wm8994->wm8994; @@ -3649,14 +3651,22 @@ int wm8958_mic_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack, wm8994->micdet[0].jack = jack; - if (cb) { - wm8994->micd_cb = cb; - wm8994->micd_cb_data = cb_data; + if (det_cb) { + wm8994->micd_cb = det_cb; + wm8994->micd_cb_data = det_cb_data; } else { wm8994->mic_detecting = true; wm8994->jack_mic = false; } + if (id_cb) { + wm8994->mic_id_cb = id_cb; + wm8994->mic_id_cb_data = id_cb_data; + } else { + wm8994->mic_id_cb = wm8958_mic_id; + wm8994->mic_id_cb_data = codec; + } + wm8958_micd_set_rate(codec); /* Detect microphones and short circuits by default */ @@ -3768,7 +3778,7 @@ static irqreturn_t wm8958_mic_irq(int irq, void *data) } if (wm8994->mic_detecting) - wm8958_mic_id(codec, reg); + wm8994->mic_id_cb(wm8994->mic_id_cb_data, reg); else wm8958_button_det(codec, reg); diff --git a/sound/soc/codecs/wm8994.h b/sound/soc/codecs/wm8994.h index 1a6bb4ed08f8..46a7bdb7d255 100644 --- a/sound/soc/codecs/wm8994.h +++ b/sound/soc/codecs/wm8994.h @@ -40,11 +40,13 @@ enum wm8994_vmid_mode { }; typedef void (*wm1811_micdet_cb)(void *data); +typedef void (*wm1811_mic_id_cb)(void *data, u16 status); int wm8994_mic_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack, int micbias); int wm8958_mic_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack, - wm1811_micdet_cb cb, void *cb_data); + wm1811_micdet_cb cb, void *det_cb_data, + wm1811_mic_id_cb id_cb, void *id_cb_data); int wm8994_vmid_mode(struct snd_soc_codec *codec, enum wm8994_vmid_mode mode); @@ -140,6 +142,8 @@ struct wm8994_priv { int micdet_irq; wm1811_micdet_cb micd_cb; void *micd_cb_data; + wm1811_mic_id_cb mic_id_cb; + void *mic_id_cb_data; int revision; diff --git a/sound/soc/samsung/littlemill.c b/sound/soc/samsung/littlemill.c index ee52c8a00779..7beb6d9b57a8 100644 --- a/sound/soc/samsung/littlemill.c +++ b/sound/soc/samsung/littlemill.c @@ -270,7 +270,7 @@ static int littlemill_late_probe(struct snd_soc_card *card) return ret; /* This will check device compatibility itself */ - wm8958_mic_detect(codec, &littlemill_headset, NULL, NULL); + wm8958_mic_detect(codec, &littlemill_headset, NULL, NULL, NULL, NULL); /* As will this */ wm8994_mic_detect(codec, &littlemill_headset, 1); -- cgit v1.2.3