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Diffstat (limited to 'sound/pci/hda/hda_codec.c')
-rw-r--r--sound/pci/hda/hda_codec.c27
1 files changed, 27 insertions, 0 deletions
diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
index 733bce6..505cb72 100644
--- a/sound/pci/hda/hda_codec.c
+++ b/sound/pci/hda/hda_codec.c
@@ -1100,6 +1100,32 @@ unsigned int snd_hda_codec_get_pincfg(struct hda_codec *codec, hda_nid_t nid)
}
EXPORT_SYMBOL_HDA(snd_hda_codec_get_pincfg);
+/* remember the current pinctl target value */
+int snd_hda_codec_set_pin_target(struct hda_codec *codec, hda_nid_t nid,
+ unsigned int val)
+{
+ struct hda_pincfg *pin;
+
+ pin = look_up_pincfg(codec, &codec->init_pins, nid);
+ if (!pin)
+ return -EINVAL;
+ pin->target = val;
+ return 0;
+}
+EXPORT_SYMBOL_HDA(snd_hda_codec_set_pin_target);
+
+/* return the current pinctl target value */
+int snd_hda_codec_get_pin_target(struct hda_codec *codec, hda_nid_t nid)
+{
+ struct hda_pincfg *pin;
+
+ pin = look_up_pincfg(codec, &codec->init_pins, nid);
+ if (!pin)
+ return 0;
+ return pin->target;
+}
+EXPORT_SYMBOL_HDA(snd_hda_codec_get_pin_target);
+
/**
* snd_hda_shutup_pins - Shut up all pins
* @codec: the HDA codec
@@ -5266,6 +5292,7 @@ int _snd_hda_set_pin_ctl(struct hda_codec *codec, hda_nid_t pin,
val &= ~(AC_PINCTL_IN_EN | AC_PINCTL_VREFEN);
}
}
+ snd_hda_codec_set_pin_target(codec, pin, val);
if (cached)
return snd_hda_codec_update_cache(codec, pin, 0,
AC_VERB_SET_PIN_WIDGET_CONTROL, val);
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