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authorJari Vanhala <ext-jari.vanhala@nokia.com>2009-10-29 10:58:09 +0100
committerMark Brown <broonie@opensource.wolfsonmicro.com>2009-10-29 13:58:21 +0100
commit86139a13ced74b3911c33940f0049b8f97bae07a (patch)
tree8826eda37f8a8c6fd9a79be6f9f8182ce839ab27
parentASoC: CS4270: export de-emphasis filter as ALSA control (diff)
downloadlinux-86139a13ced74b3911c33940f0049b8f97bae07a.tar.xz
linux-86139a13ced74b3911c33940f0049b8f97bae07a.zip
ASoC: TWL4030: Vibra motor stop fix when it is driven with audio
This patch fixes vibrator playing incoherently, when driven with audio. There is something wrong in switch 3 at H-bridge and VIBRA_SET still affects PWM generator. Slowest value fixes things. Signed-off-by: Jari Vanhala <ext-jari.vanhala@nokia.com> Signed-off-by: Peter Ujfalusi <peter.ujfalusi@nokia.com> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
-rw-r--r--sound/soc/codecs/twl4030.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/sound/soc/codecs/twl4030.c b/sound/soc/codecs/twl4030.c
index 9163713a0307..ccaeb366eb7c 100644
--- a/sound/soc/codecs/twl4030.c
+++ b/sound/soc/codecs/twl4030.c
@@ -613,6 +613,13 @@ static int handsfreerpga_event(struct snd_soc_dapm_widget *w,
return 0;
}
+static int vibramux_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kcontrol, int event)
+{
+ twl4030_write(w->codec, TWL4030_REG_VIBRA_SET, 0xff);
+ return 0;
+}
+
static void headset_ramp(struct snd_soc_codec *codec, int ramp)
{
struct snd_soc_device *socdev = codec->socdev;
@@ -1243,8 +1250,9 @@ static const struct snd_soc_dapm_widget twl4030_dapm_widgets[] = {
0, 0, NULL, 0, handsfreerpga_event,
SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
/* Vibra */
- SND_SOC_DAPM_MUX("Vibra Mux", TWL4030_REG_VIBRA_CTL, 0, 0,
- &twl4030_dapm_vibra_control),
+ SND_SOC_DAPM_MUX_E("Vibra Mux", TWL4030_REG_VIBRA_CTL, 0, 0,
+ &twl4030_dapm_vibra_control, vibramux_event,
+ SND_SOC_DAPM_PRE_PMU),
SND_SOC_DAPM_MUX("Vibra Route", SND_SOC_NOPM, 0, 0,
&twl4030_dapm_vibrapath_control),