ASoC: rt5631: add Volume to the name of volume control

add Volume to the name of volume control.
Signed-off-by: Bard Liao <bardliao@realtek.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/codecs/rt5631.c

@@ -229,10 +229,10 @@ static SOC_ENUM_SINGLE_DECL(rt5631_spk_ratio_enum, RT5631_GEN_PUR_CTRL_REG,
 static const struct snd_kcontrol_new rt5631_snd_controls[] = {
 	/* MIC */
 	SOC_ENUM("MIC1 Mode Control",  rt5631_mic1_mode_enum),
-	SOC_SINGLE_TLV("MIC1 Boost", RT5631_MIC_CTRL_2,
+	SOC_SINGLE_TLV("MIC1 Boost Volume", RT5631_MIC_CTRL_2,
 		RT5631_MIC1_BOOST_SHIFT, 8, 0, mic_bst_tlv),
 	SOC_ENUM("MIC2 Mode Control", rt5631_mic2_mode_enum),
-	SOC_SINGLE_TLV("MIC2 Boost", RT5631_MIC_CTRL_2,
+	SOC_SINGLE_TLV("MIC2 Boost Volume", RT5631_MIC_CTRL_2,
 		RT5631_MIC2_BOOST_SHIFT, 8, 0, mic_bst_tlv),
 	/* MONO IN */
 	SOC_ENUM("MONOIN Mode Control", rt5631_monoin_mode_enum),