ASoC: tas2781: Normalize the volume kcontrol name

Change the name of the kcontrol from "Gain" to "Volume".

Signed-off-by: Baojun Xu <baojun.xu@ti.com>
Link: https://patch.msgid.link/20250813100708.12197-1-baojun.xu@ti.com
Signed-off-by: Mark Brown <broonie@kernel.org>

Author: jimxbj-dot

sound/soc/codecs/tas2781-i2c.c

@@ -908,10 +908,10 @@ static const struct snd_kcontrol_new tasdevice_cali_controls[] = {
 };
 
 static const struct snd_kcontrol_new tas2781_snd_controls[] = {
-	SOC_SINGLE_RANGE_EXT_TLV("Speaker Analog Gain", TAS2781_AMP_LEVEL,
+	SOC_SINGLE_RANGE_EXT_TLV("Speaker Analog Volume", TAS2781_AMP_LEVEL,
 		1, 0, 20, 0, tas2781_amp_getvol,
 		tas2781_amp_putvol, amp_vol_tlv),
-	SOC_SINGLE_RANGE_EXT_TLV("Speaker Digital Gain", TAS2781_DVC_LVL,
+	SOC_SINGLE_RANGE_EXT_TLV("Speaker Digital Volume", TAS2781_DVC_LVL,
 		0, 0, 200, 1, tas2781_digital_getvol,
 		tas2781_digital_putvol, dvc_tlv),
 };