From f99847a6909b95f857ee502ec98c372dcfd90b12 Mon Sep 17 00:00:00 2001
From: Stephen Warren <swarren@nvidia.com>
Date: Thu, 4 Aug 2011 16:44:44 -0600
Subject: [PATCH] ASoC: WM8903: Free IRQ on device removal
Without this, request_irq on subsequent device initialization fails, and
the codec cannot be used.
Signed-off-by: Stephen Warren <swarren@nvidia.com>
Acked-by: Liam Girdwood <lrg@ti.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
---
sound/soc/codecs/wm8903.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/sound/soc/codecs/wm8903.c b/sound/soc/codecs/wm8903.c
index 43e3d760766f5..4ad8ebd290e3d 100644
--- a/sound/soc/codecs/wm8903.c
+++ b/sound/soc/codecs/wm8903.c
@@ -2046,8 +2046,13 @@ static int wm8903_probe(struct snd_soc_codec *codec)
/* power down chip */
static int wm8903_remove(struct snd_soc_codec *codec)
{
+ struct wm8903_priv *wm8903 = snd_soc_codec_get_drvdata(codec);
+
wm8903_free_gpio(codec);
wm8903_set_bias_level(codec, SND_SOC_BIAS_OFF);
+ if (wm8903->irq)
+ free_irq(wm8903->irq, codec);
+
return 0;
}
--
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