alsa: leave other headphone control enabled if possible

src/modules/alsa/mixer/paths/analog-output-headphones-2.conf

@@ -37,9 +37,12 @@ override-map.2 = all-left,all-right
 switch = off
 volume = off
 
+; This profile path is intended to control the second headphones, not
+; the first headphones. But it should not hurt if we leave the
+; headphone jack enabled nonetheless.
 [Element Headphone]
-switch = off
-volume = off
+switch = mute
+volume = zero
 
 [Element Headphone2]
 required = any

src/modules/alsa/mixer/paths/analog-output-headphones.conf

@@ -44,9 +44,12 @@ volume = merge
 override-map.1 = all
 override-map.2 = all-left,all-right
 
+; This profile path is intended to control the first headphones, not
+; the second headphones. But it should not hurt if we leave the second
+; headphone jack enabled nonetheless.
 [Element Headphone2]
-switch = off
-volume = off
+switch = mute
+volume = zero
 
 [Element Speaker]
 switch = off

src/modules/alsa/mixer/paths/analog-output-lfe-on-mono.conf

@@ -48,6 +48,10 @@ override-map.2 = lfe,lfe
 switch = mute
 volume = zero
 
+[Element Headphone2]
+switch = mute
+volume = zero
+
 [Element Speaker]
 switch = mute
 volume = merge

src/modules/alsa/mixer/paths/analog-output-mono.conf

@@ -45,6 +45,10 @@ override-map.2 = all-left,all-right
 switch = mute
 volume = zero
 
+[Element Headphone2]
+switch = mute
+volume = zero
+
 [Element Speaker]
 switch = mute
 volume = merge

src/modules/alsa/mixer/paths/analog-output.conf

@@ -44,6 +44,10 @@ volume = off
 switch = mute
 volume = zero
 
+[Element Headphone2]
+switch = mute
+volume = zero
+
 [Element Speaker]
 switch = mute
 volume = merge