alsa-mixer: Add a few well-known descriptions

Add front mic, rear mic, and docking line-in. These are likely to be
present on modern hda chips, for reference see
linux-2.6/sound/pci/hda/hda_codec.c:hda_get_input_pin_label

Signed-off-by: David Henningsson <david.henningsson@canonical.com>

diff --git a/src/modules/alsa/alsa-mixer.c b/src/modules/alsa/alsa-mixer.c
index 7d811a8..c1bbdce 100644 (file)
--- a/src/modules/alsa/alsa-mixer.c
+++ b/src/modules/alsa/alsa-mixer.c
@@ -1804,8 +1804,11 @@ static int option_verify(pa_alsa_option *o) {
         { "input",                     N_("Input") },
         { "input-docking",             N_("Docking Station Input") },
         { "input-docking-microphone",  N_("Docking Station Microphone") },
+        { "input-docking-linein",      N_("Docking Station Line-In") },
         { "input-linein",              N_("Line-In") },
         { "input-microphone",          N_("Microphone") },
+        { "input-microphone-front",    N_("Front Microphone") },
+        { "input-microphone-rear",     N_("Rear Microphone") },
         { "input-microphone-external", N_("External Microphone") },
         { "input-microphone-internal", N_("Internal Microphone") },
         { "input-radio",               N_("Radio") },
@@ -1879,6 +1882,10 @@ static int path_verify(pa_alsa_path *p) {
     static const struct description_map well_known_descriptions[] = {
         { "analog-input",               N_("Analog Input") },
         { "analog-input-microphone",    N_("Analog Microphone") },
+        { "analog-input-microphone-front",    N_("Front Microphone") },
+        { "analog-input-microphone-rear",     N_("Rear Microphone") },
+        { "analog-input-microphone-dock",     N_("Docking Station Microphone") },
+        { "analog-input-microphone-internal", N_("Internal Microphone") },
         { "analog-input-linein",        N_("Analog Line-In") },
         { "analog-input-radio",         N_("Analog Radio") },
         { "analog-input-video",         N_("Analog Video") },