Report any accessory with a low impedance as a headphone, previously anything other than a short or microphone would not be reported at all. The most likely reason is a microphone with incorrect polarity.
Signed-off-by: Mark Brown broonie@opensource.wolfsonmicro.com --- sound/soc/codecs/wm8994.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/sound/soc/codecs/wm8994.c b/sound/soc/codecs/wm8994.c index b047bfa..11ca19b 100644 --- a/sound/soc/codecs/wm8994.c +++ b/sound/soc/codecs/wm8994.c @@ -3089,7 +3089,7 @@ static void wm8958_default_micdet(u16 status, void *data) }
- if (wm8994->mic_detecting && status & 0x4) { + if (wm8994->mic_detecting && status & 0xfc) { dev_dbg(codec->dev, "Detected headphone\n"); wm8994->mic_detecting = false;