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path: root/sound/pci/hda/patch_realtek.c
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Diffstat (limited to 'sound/pci/hda/patch_realtek.c')
-rw-r--r--sound/pci/hda/patch_realtek.c16
1 files changed, 12 insertions, 4 deletions
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 06199e4..e2afd53 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -4190,11 +4190,18 @@ static void alc_shutup_dell_xps13(struct hda_codec *codec)
static void alc_fixup_dell_xps13(struct hda_codec *codec,
const struct hda_fixup *fix, int action)
{
- if (action == HDA_FIXUP_ACT_PROBE) {
- struct alc_spec *spec = codec->spec;
- struct hda_input_mux *imux = &spec->gen.input_mux;
- int i;
+ struct alc_spec *spec = codec->spec;
+ struct hda_input_mux *imux = &spec->gen.input_mux;
+ int i;
+ switch (action) {
+ case HDA_FIXUP_ACT_PRE_PROBE:
+ /* mic pin 0x19 must be initialized with Vref Hi-Z, otherwise
+ * it causes a click noise at start up
+ */
+ snd_hda_codec_set_pin_target(codec, 0x19, PIN_VREFHIZ);
+ break;
+ case HDA_FIXUP_ACT_PROBE:
spec->shutup = alc_shutup_dell_xps13;
/* Make the internal mic the default input source. */
@@ -4204,6 +4211,7 @@ static void alc_fixup_dell_xps13(struct hda_codec *codec,
break;
}
}
+ break;
}
}