ASoC: topology: Unify code for creating standalone and widget enum control

Code used to create standalone and widget enum control is same, with
exception that in standalone case dynamic object needs to be registered
and control created directly.
Signed-off-by: Amadeusz Sławiński <amadeuszx.slawinski@linux.intel.com>
Link: https://patch.msgid.link/20240627101850.2191513-14-amadeuszx.slawinski@linux.intel.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/soc-topology.c

@@ -943,46 +943,21 @@ static int soc_tplg_dmixer_create(struct soc_tplg *tplg, size_t size)
 
 static int soc_tplg_denum_create(struct soc_tplg *tplg, size_t size)
 {
-	struct snd_soc_tplg_enum_control *ec;
+	struct snd_kcontrol_new kc = {0};
 	struct soc_enum *se;
-	struct snd_kcontrol_new kc;
-	int ret = 0;
+	int ret;
 
 	if (soc_tplg_check_elem_count(tplg,
 				      sizeof(struct snd_soc_tplg_enum_control),
 				      1, size, "enums"))
 		return -EINVAL;
 
-	ec = (struct snd_soc_tplg_enum_control *)tplg->pos;
-
-	/* validate kcontrol */
-	if (strnlen(ec->hdr.name, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) ==
-		SNDRV_CTL_ELEM_ID_NAME_MAXLEN)
-		return -EINVAL;
-
-	se = devm_kzalloc(tplg->dev, (sizeof(*se)), GFP_KERNEL);
-	if (se == NULL)
-		return -ENOMEM;
-
-	tplg->pos += (sizeof(struct snd_soc_tplg_enum_control) +
-		      le32_to_cpu(ec->priv.size));
-
-	dev_dbg(tplg->dev, "ASoC: adding enum kcontrol %s size %d\n",
-		ec->hdr.name, ec->items);
-
-	memset(&kc, 0, sizeof(kc));
-	kc.name = ec->hdr.name;
-	kc.private_value = (long)se;
-	kc.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
-	kc.access = le32_to_cpu(ec->hdr.access);
-
-	se->reg = tplg_chan_get_reg(tplg, ec->channel, SNDRV_CHMAP_FL);
-	se->shift_l = tplg_chan_get_shift(tplg, ec->channel,
-		SNDRV_CHMAP_FL);
-	se->shift_r = tplg_chan_get_shift(tplg, ec->channel,
-		SNDRV_CHMAP_FR);
+	ret = soc_tplg_control_denum_create(tplg, &kc);
+	if (ret)
+		return ret;
 
-	se->mask = le32_to_cpu(ec->mask);
+	/* register dynamic object */
+	se = (struct soc_enum *)kc.private_value;
 
 	INIT_LIST_HEAD(&se->dobj.list);
 	se->dobj.type = SND_SOC_DOBJ_ENUM;
@@ -990,56 +965,13 @@ static int soc_tplg_denum_create(struct soc_tplg *tplg, size_t size)
 	if (tplg->ops)
 		se->dobj.unload = tplg->ops->control_unload;
 
-	switch (le32_to_cpu(ec->hdr.ops.info)) {
-	case SND_SOC_TPLG_DAPM_CTL_ENUM_VALUE:
-	case SND_SOC_TPLG_CTL_ENUM_VALUE:
-		ret = soc_tplg_denum_create_values(tplg, se, ec);
-		if (ret < 0) {
-			dev_err(tplg->dev,
-				"ASoC: could not create values for %s\n",
-				ec->hdr.name);
-			goto err;
-		}
-		fallthrough;
-	case SND_SOC_TPLG_CTL_ENUM:
-	case SND_SOC_TPLG_DAPM_CTL_ENUM_DOUBLE:
-	case SND_SOC_TPLG_DAPM_CTL_ENUM_VIRT:
-		ret = soc_tplg_denum_create_texts(tplg, se, ec);
-		if (ret < 0) {
-			dev_err(tplg->dev,
-				"ASoC: could not create texts for %s\n",
-				ec->hdr.name);
-			goto err;
-		}
-		break;
-	default:
-		ret = -EINVAL;
-		dev_err(tplg->dev,
-			"ASoC: invalid enum control type %d for %s\n",
-			ec->hdr.ops.info, ec->hdr.name);
-		goto err;
-	}
-
-	/* map io handlers */
-	ret = soc_tplg_kcontrol_bind_io(&ec->hdr, &kc, tplg);
-	if (ret) {
-		soc_control_err(tplg, &ec->hdr, ec->hdr.name);
-		goto err;
-	}
-
-	/* pass control to driver for optional further init */
-	ret = soc_tplg_control_load(tplg, &kc, &ec->hdr);
-	if (ret < 0)
-		goto err;
-
-	/* register control here */
+	/* create control directly */
 	ret = soc_tplg_add_kcontrol(tplg, &kc, &se->dobj.control.kcontrol);
 	if (ret < 0)
-		goto err;
+		return ret;
 
 	list_add(&se->dobj.list, &tplg->comp->dobj_list);
 
-err:
 	return ret;
 }