Commit db966f8a authored by Mark Brown's avatar Mark Brown

ASoC: wm8994: Enabling VMID should take a runtime PM reference

We can enable VMID independently of the bias in some use cases so we need
to ensure that the core device is powered up.
Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
Cc: stable@vger.kernel.org
parent 43b6cec2
...@@ -770,6 +770,8 @@ static void vmid_reference(struct snd_soc_codec *codec) ...@@ -770,6 +770,8 @@ static void vmid_reference(struct snd_soc_codec *codec)
{ {
struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec); struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
pm_runtime_get_sync(codec->dev);
wm8994->vmid_refcount++; wm8994->vmid_refcount++;
dev_dbg(codec->dev, "Referencing VMID, refcount is now %d\n", dev_dbg(codec->dev, "Referencing VMID, refcount is now %d\n",
...@@ -837,6 +839,8 @@ static void vmid_dereference(struct snd_soc_codec *codec) ...@@ -837,6 +839,8 @@ static void vmid_dereference(struct snd_soc_codec *codec)
WM8994_VMID_BUF_ENA | WM8994_VMID_BUF_ENA |
WM8994_VMID_RAMP_MASK, 0); WM8994_VMID_RAMP_MASK, 0);
} }
pm_runtime_put(codec->dev);
} }
static int vmid_event(struct snd_soc_dapm_widget *w, static int vmid_event(struct snd_soc_dapm_widget *w,
......
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