ALSA: hda - VIA: Update VT1718S initial verbs

Add a verb to enable control amplifier of stereo mixer in VT1718S
initial verbs. Set stereo mixer default amplifier value as un-mute.

Signed-off-by: Lydia Wang <lydiawang@viatech.com.cn>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

sound/pci/hda/patch_via.c

@@ -4255,7 +4255,8 @@ static struct hda_verb vt1718S_volume_init_verbs[] = {
 	{0x10, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(0)},
 	{0x11, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(0)},
 
-
+	/* Enable MW0 adjust Gain 5 */
+	{0x1, 0xfb2, 0x10},
 	/* Mute input amps (CD, Line In, Mic 1 & Mic 2) of the analog-loopback
 	 * mixer widget
 	 */
@@ -4264,7 +4265,7 @@ static struct hda_verb vt1718S_volume_init_verbs[] = {
 	{0x21, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_MUTE(1)},
 	{0x21, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_MUTE(2)},
 	{0x21, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_MUTE(3)},
-	{0x21, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_MUTE(5)},
+	{0x21, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(5)},
 
 	/* Setup default input of Front HP to MW9 */
 	{0x28, AC_VERB_SET_CONNECT_SEL, 0x1},