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path: root/sound/pci/hda/hda_codec.c
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Diffstat (limited to 'sound/pci/hda/hda_codec.c')
-rw-r--r--sound/pci/hda/hda_codec.c58
1 files changed, 27 insertions, 31 deletions
diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
index c848ec0f085e..d02ea8926e7e 100644
--- a/sound/pci/hda/hda_codec.c
+++ b/sound/pci/hda/hda_codec.c
@@ -824,6 +824,9 @@ int snd_hda_add_pincfg(struct hda_codec *codec, struct snd_array *list,
struct hda_pincfg *pin;
unsigned int oldcfg;
+ if (get_wcaps_type(get_wcaps(codec, nid)) != AC_WID_PIN)
+ return -EINVAL;
+
oldcfg = snd_hda_codec_get_pincfg(codec, nid);
pin = look_up_pincfg(codec, list, nid);
if (!pin) {
@@ -899,6 +902,25 @@ static void restore_pincfgs(struct hda_codec *codec)
}
}
+/**
+ * snd_hda_shutup_pins - Shut up all pins
+ * @codec: the HDA codec
+ *
+ * Clear all pin controls to shup up before suspend for avoiding click noise.
+ * The controls aren't cached so that they can be resumed properly.
+ */
+void snd_hda_shutup_pins(struct hda_codec *codec)
+{
+ int i;
+ for (i = 0; i < codec->init_pins.used; i++) {
+ struct hda_pincfg *pin = snd_array_elem(&codec->init_pins, i);
+ /* use read here for syncing after issuing each verb */
+ snd_hda_codec_read(codec, pin->nid, 0,
+ AC_VERB_SET_PIN_WIDGET_CONTROL, 0);
+ }
+}
+EXPORT_SYMBOL_HDA(snd_hda_shutup_pins);
+
static void init_hda_cache(struct hda_cache_rec *cache,
unsigned int record_size);
static void free_hda_cache(struct hda_cache_rec *cache);
@@ -1088,11 +1110,6 @@ int snd_hda_codec_configure(struct hda_codec *codec)
if (err < 0)
return err;
}
- /* audio codec should override the mixer name */
- if (codec->afg || !*codec->bus->card->mixername)
- snprintf(codec->bus->card->mixername,
- sizeof(codec->bus->card->mixername),
- "%s %s", codec->vendor_name, codec->chip_name);
if (is_generic_config(codec)) {
err = snd_hda_parse_generic_codec(codec);
@@ -1111,6 +1128,11 @@ int snd_hda_codec_configure(struct hda_codec *codec)
patched:
if (!err && codec->patch_ops.unsol_event)
err = init_unsol_queue(codec->bus);
+ /* audio codec should override the mixer name */
+ if (!err && (codec->afg || !*codec->bus->card->mixername))
+ snprintf(codec->bus->card->mixername,
+ sizeof(codec->bus->card->mixername),
+ "%s %s", codec->vendor_name, codec->chip_name);
return err;
}
EXPORT_SYMBOL_HDA(snd_hda_codec_configure);
@@ -3537,32 +3559,6 @@ int snd_hda_add_new_ctls(struct hda_codec *codec, struct snd_kcontrol_new *knew)
}
EXPORT_SYMBOL_HDA(snd_hda_add_new_ctls);
-/**
- * snd_hda_add_nids - assign nids to controls from the array
- * @codec: the HDA codec
- * @kctl: struct snd_kcontrol
- * @index: index to kctl
- * @nids: the array of hda_nid_t
- * @size: count of hda_nid_t items
- *
- * This helper function assigns NIDs in the given array to a control element.
- *
- * Returns 0 if successful, or a negative error code.
- */
-int snd_hda_add_nids(struct hda_codec *codec, struct snd_kcontrol *kctl,
- unsigned int index, hda_nid_t *nids, unsigned int size)
-{
- int err;
-
- for ( ; size > 0; size--, nids++) {
- err = snd_hda_add_nid(codec, kctl, index, *nids);
- if (err < 0)
- return err;
- }
- return 0;
-}
-EXPORT_SYMBOL_HDA(snd_hda_add_nids);
-
#ifdef CONFIG_SND_HDA_POWER_SAVE
static void hda_set_power_state(struct hda_codec *codec, hda_nid_t fg,
unsigned int power_state);