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-rw-r--r--sound/soc/codecs/wm8903.c23
1 files changed, 12 insertions, 11 deletions
diff --git a/sound/soc/codecs/wm8903.c b/sound/soc/codecs/wm8903.c
index b5427b47d6fd..134b17532f23 100644
--- a/sound/soc/codecs/wm8903.c
+++ b/sound/soc/codecs/wm8903.c
@@ -1465,7 +1465,7 @@ int wm8903_mic_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack,
1465 int det, int shrt) 1465 int det, int shrt)
1466{ 1466{
1467 struct wm8903_priv *wm8903 = codec->private_data; 1467 struct wm8903_priv *wm8903 = codec->private_data;
1468 int irq_mask = 0; 1468 int irq_mask = WM8903_MICDET_EINT | WM8903_MICSHRT_EINT;
1469 1469
1470 dev_dbg(codec->dev, "Enabling microphone detection: %x %x\n", 1470 dev_dbg(codec->dev, "Enabling microphone detection: %x %x\n",
1471 det, shrt); 1471 det, shrt);
@@ -1485,16 +1485,17 @@ int wm8903_mic_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack,
1485 WM8903_MICDET_EINT | WM8903_MICSHRT_EINT, 1485 WM8903_MICDET_EINT | WM8903_MICSHRT_EINT,
1486 irq_mask); 1486 irq_mask);
1487 1487
1488 /* Enable mic detection, this may not have been set through 1488 if (det && shrt) {
1489 * platform data (eg, if the defaults are OK). */ 1489 /* Enable mic detection, this may not have been set through
1490 snd_soc_update_bits(codec, WM8903_WRITE_SEQUENCER_0, 1490 * platform data (eg, if the defaults are OK). */
1491 WM8903_WSEQ_ENA, WM8903_WSEQ_ENA); 1491 snd_soc_update_bits(codec, WM8903_WRITE_SEQUENCER_0,
1492 snd_soc_update_bits(codec, WM8903_MIC_BIAS_CONTROL_0, 1492 WM8903_WSEQ_ENA, WM8903_WSEQ_ENA);
1493 WM8903_MICDET_ENA, WM8903_MICDET_ENA); 1493 snd_soc_update_bits(codec, WM8903_MIC_BIAS_CONTROL_0,
1494 1494 WM8903_MICDET_ENA, WM8903_MICDET_ENA);
1495 /* Force the microphone bias on; this will trigger an initial 1495 } else {
1496 * detection. */ 1496 snd_soc_update_bits(codec, WM8903_MIC_BIAS_CONTROL_0,
1497 snd_soc_dapm_force_enable_pin(codec, "Mic Bias"); 1497 WM8903_MICDET_ENA, 0);
1498 }
1498 1499
1499 return 0; 1500 return 0;
1500} 1501}