diff options
| author | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-03-03 20:02:49 (GMT) |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-03-04 01:59:01 (GMT) |
| commit | 1defde2a50f9171e665cc8f4c46fe48e86bb364e (patch) | |
| tree | 973c41548fe3b48a7bc9438310140e6d27682ab7 /sound/soc/codecs/wm8994.c | |
| parent | 28e33269a71cb4104c2e0629b6a3ef7344436f93 (diff) | |
| download | linux-fsl-qoriq-1defde2a50f9171e665cc8f4c46fe48e86bb364e.tar.xz | |
ASoC: wm8994: Factor out WM1811A detection mode setting
Push everything through one function for active use cases, should be
no practical effect.
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'sound/soc/codecs/wm8994.c')
| -rw-r--r-- | sound/soc/codecs/wm8994.c | 48 |
1 files changed, 28 insertions, 20 deletions
diff --git a/sound/soc/codecs/wm8994.c b/sound/soc/codecs/wm8994.c index bda5ddb..2417ef9 100644 --- a/sound/soc/codecs/wm8994.c +++ b/sound/soc/codecs/wm8994.c @@ -685,6 +685,8 @@ SOC_SINGLE_TLV("MIXINL IN1RP Boost Volume", WM8994_INPUT_MIXER_1, 8, 1, 0, static void wm1811_jackdet_set_mode(struct snd_soc_codec *codec, u16 mode) { struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec); + u16 old = snd_soc_read(codec, WM8994_ANTIPOP_2) + & WM1811_JACKDET_MODE_MASK; if (!wm8994->jackdet || !wm8994->jack_cb) return; @@ -692,11 +694,28 @@ static void wm1811_jackdet_set_mode(struct snd_soc_codec *codec, u16 mode) if (wm8994->active_refcount) mode = WM1811_JACKDET_MODE_AUDIO; + if (mode == old) + return; + snd_soc_update_bits(codec, WM8994_ANTIPOP_2, WM1811_JACKDET_MODE_MASK, mode); - if (mode == WM1811_JACKDET_MODE_MIC) - msleep(2); + switch (mode) { + case WM1811_JACKDET_MODE_MIC: + case WM1811_JACKDET_MODE_AUDIO: + switch (old) { + case WM1811_JACKDET_MODE_MIC: + case WM1811_JACKDET_MODE_AUDIO: + break; + default: + msleep(2); + break; + } + + default: + break; + } + } static void active_reference(struct snd_soc_codec *codec) @@ -710,15 +729,8 @@ static void active_reference(struct snd_soc_codec *codec) dev_dbg(codec->dev, "Active refcount incremented, now %d\n", wm8994->active_refcount); - if (wm8994->active_refcount == 1) { - /* If we're using jack detection go into audio mode */ - if (wm8994->jackdet && wm8994->jack_cb) { - snd_soc_update_bits(codec, WM8994_ANTIPOP_2, - WM1811_JACKDET_MODE_MASK, - WM1811_JACKDET_MODE_AUDIO); - msleep(2); - } - } + /* If we're using jack detection go into audio mode */ + wm1811_jackdet_set_mode(codec, WM1811_JACKDET_MODE_AUDIO); mutex_unlock(&wm8994->accdet_lock); } @@ -737,16 +749,12 @@ static void active_dereference(struct snd_soc_codec *codec) if (wm8994->active_refcount == 0) { /* Go into appropriate detection only mode */ - if (wm8994->jackdet && wm8994->jack_cb) { - if (wm8994->jack_mic || wm8994->mic_detecting) - mode = WM1811_JACKDET_MODE_MIC; - else - mode = WM1811_JACKDET_MODE_JACK; + if (wm8994->jack_mic || wm8994->mic_detecting) + mode = WM1811_JACKDET_MODE_MIC; + else + mode = WM1811_JACKDET_MODE_JACK; - snd_soc_update_bits(codec, WM8994_ANTIPOP_2, - WM1811_JACKDET_MODE_MASK, - mode); - } + wm1811_jackdet_set_mode(codec, mode); } mutex_unlock(&wm8994->accdet_lock); |