[PATCH] ALSA: hda: Remove unused snd_hda_add_nid

linux
2025-05-05T01:09:26Z

From: "Dr. David Alan Gilbert" <linux@treblig.org>

snd_hda_add_nid() last use was removed in 2014 by
commit db8e8a9dc972 ("ALSA: hda - Remove the obsoleted static quirk codes
from patch_cmedia.c")

Remove it.

Signed-off-by: Dr. David Alan Gilbert <linux@treblig.org>
---
sound/pci/hda/hda_codec.c | 31 -------------------------------
sound/pci/hda/hda_local.h | 2 --
2 files changed, 33 deletions(-)

diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
index b436d436831b..c018beeecd3d 100644
--- a/sound/pci/hda/hda_codec.c
+++ b/sound/pci/hda/hda_codec.c
@@ -1731,37 +1731,6 @@ int snd_hda_ctl_add(struct hda_codec *codec, hda_nid_t nid,
}
EXPORT_SYMBOL_GPL(snd_hda_ctl_add);

-/**
- * snd_hda_add_nid - Assign a NID to a control element
- * @codec: HD-audio codec
- * @kctl: the control element to assign
- * @index: index to kctl
- * @nid: corresponding NID (optional)
- *
- * Add the given control element to an array inside the codec instance.
- * This function is used when #snd_hda_ctl_add cannot be used for 1:1
- * NID:KCTL mapping - for example "Capture Source" selector.
- */
-int snd_hda_add_nid(struct hda_codec *codec, struct snd_kcontrol *kctl,
- unsigned int index, hda_nid_t nid)
-{
- struct hda_nid_item *item;
-
- if (nid > 0) {
- item = snd_array_new(&codec->nids);
- if (!item)
- return -ENOMEM;
- item->kctl = kctl;
- item->index = index;
- item->nid = nid;
- return 0;
- }
- codec_err(codec, "no NID for mapping control %s:%d:%d\n",
- kctl->id.name, kctl->id.index, index);
- return -EINVAL;
-}
-EXPORT_SYMBOL_GPL(snd_hda_add_nid);
-
/**
* snd_hda_ctls_clear - Clear all controls assigned to the given codec
* @codec: HD-audio codec
diff --git a/sound/pci/hda/hda_local.h b/sound/pci/hda/hda_local.h
index 4714057dba85..68c31f5354b7 100644
--- a/sound/pci/hda/hda_local.h
+++ b/sound/pci/hda/hda_local.h
@@ -571,8 +571,6 @@ struct hda_nid_item {

int snd_hda_ctl_add(struct hda_codec *codec, hda_nid_t nid,
struct snd_kcontrol *kctl);
-int snd_hda_add_nid(struct hda_codec *codec, struct snd_kcontrol *kctl,
- unsigned int index, hda_nid_t nid);
void snd_hda_ctls_clear(struct hda_codec *codec);

/*
--
2.49.0