[alsa-devel] [PATCH] ASoC: wm8994: Don't bother updating the jackdet mode needlessly

[Mark Brown]

If we're not doing jackdet it's not needed.

Signed-off-by: Mark Brown <broonie at opensource.wolfsonmicro.com>
---
 sound/soc/codecs/wm8994.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/sound/soc/codecs/wm8994.c b/sound/soc/codecs/wm8994.c
index 89d1819..57acf52 100644
--- a/sound/soc/codecs/wm8994.c
+++ b/sound/soc/codecs/wm8994.c
@@ -686,6 +686,9 @@ static void wm1811_jackdet_set_mode(struct snd_soc_codec *codec, u16 mode)
 {
 	struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
 
+	if (!wm8994->jackdet || !wm8994->jack_cb)
+		return;
+
 	if (wm8994->active_refcount)
 		mode = WM1811_JACKDET_MODE_AUDIO;
 
-- 
1.7.9.1