[pulseaudio-commits] [SCM] PulseAudio Sound Server branch, alsa-mixer, updated. v0.9.15-190-g9252569

Lennart Poettering gitmailer-noreply at 0pointer.de
Tue Jun 16 17:50:48 PDT 2009


This is an automated email from the git hooks/post-receive script. It was
generated because of a push to the "PulseAudio Sound Server" repository.

The alsa-mixer branch has been updated
      from  5627b68a7e44cd3e8795b5ce4233f9060d4b2d23 (commit)

- Log -----------------------------------------------------------------
9252569 commit it away
00d0159 save it away
09279c2 svae it for now
c71c537 save it for now
-----------------------------------------------------------------------

Summary of changes:
 src/Makefile.am                                    |    4 +-
 src/daemon/main.c                                  |    5 +
 src/map-file                                       |    2 +
 src/modules/alsa/alsa-mixer.c                      | 2513 +++++++++++++++-----
 src/modules/alsa/alsa-mixer.h                      |  176 ++-
 src/modules/alsa/alsa-sink.c                       |  474 ++--
 src/modules/alsa/alsa-sink.h                       |    3 +-
 src/modules/alsa/alsa-source.c                     |  476 ++--
 src/modules/alsa/alsa-source.h                     |    2 +-
 src/modules/alsa/alsa-util.c                       |  501 ++---
 src/modules/alsa/alsa-util.h                       |   95 +-
 src/modules/alsa/mixer/paths/analog-input-aux.conf |   32 +
 ...nalog-output-mono.conf => analog-input-fm.conf} |   43 +-
 ...g-output-mono.conf => analog-input-linein.conf} |   32 +-
 ...output-mono.conf => analog-input-mic-line.conf} |   43 +-
 src/modules/alsa/mixer/paths/analog-input-mic.conf |   39 +-
 .../alsa/mixer/paths/analog-input-mic.conf.common  |   41 +
 ...-output-mono.conf => analog-input-tvtuner.conf} |   43 +-
 .../alsa/mixer/paths/analog-input-video.conf       |   31 +
 src/modules/alsa/mixer/paths/analog-input.conf     |   35 +-
 .../alsa/mixer/paths/analog-input.conf.common      |  171 +-
 .../alsa/mixer/paths/analog-output-headphones.conf |   22 +-
 .../mixer/paths/analog-output-lfe-on-mono.conf     |   26 +-
 .../alsa/mixer/paths/analog-output-mono.conf       |   22 +-
 src/modules/alsa/mixer/paths/analog-output.conf    |   22 +-
 .../alsa/mixer/paths/analog-output.conf.common     |   20 +-
 .../mixer/{profiles => profile-sets}/default.conf  |   32 +-
 src/modules/alsa/module-alsa-card.c                |  261 ++-
 src/modules/bluetooth/module-bluetooth-device.c    |    8 +-
 src/modules/bluetooth/module-bluetooth-proximity.c |    4 +-
 src/modules/module-ladspa-sink.c                   |   23 +-
 src/modules/module-lirc.c                          |   10 +-
 src/modules/module-mmkbd-evdev.c                   |    6 +-
 src/modules/module-tunnel.c                        |    4 +-
 src/modules/udev-util.c                            |   40 +-
 src/modules/udev-util.h                            |    3 +-
 src/pulse/version.h.in                             |    4 +-
 src/pulse/volume.c                                 |   36 +-
 src/pulse/volume.h                                 |   12 +-
 src/pulsecore/card.c                               |   45 +-
 src/pulsecore/cli-command.c                        |   78 +-
 src/pulsecore/cli-text.c                           |   36 +-
 src/pulsecore/conf-parser.c                        |   20 +
 src/pulsecore/core-util.c                          |    2 +-
 src/pulsecore/hashmap.c                            |   42 +
 src/pulsecore/hashmap.h                            |   13 +-
 src/pulsecore/idxset.c                             |   14 +
 src/pulsecore/idxset.h                             |    3 +
 src/pulsecore/protocol-native.c                    |    8 +-
 src/pulsecore/sample-util.h                        |    2 +-
 src/pulsecore/sink-input.c                         |   10 +-
 src/pulsecore/sink.c                               |  144 +-
 src/pulsecore/sink.h                               |   16 +-
 src/pulsecore/source.c                             |  121 +-
 src/pulsecore/source.h                             |   32 +-
 55 files changed, 3830 insertions(+), 2072 deletions(-)
 create mode 100644 src/modules/alsa/mixer/paths/analog-input-aux.conf
 copy src/modules/alsa/mixer/paths/{analog-output-mono.conf => analog-input-fm.conf} (55%)
 copy src/modules/alsa/mixer/paths/{analog-output-mono.conf => analog-input-linein.conf} (55%)
 copy src/modules/alsa/mixer/paths/{analog-output-mono.conf => analog-input-mic-line.conf} (55%)
 create mode 100644 src/modules/alsa/mixer/paths/analog-input-mic.conf.common
 copy src/modules/alsa/mixer/paths/{analog-output-mono.conf => analog-input-tvtuner.conf} (55%)
 create mode 100644 src/modules/alsa/mixer/paths/analog-input-video.conf
 rename src/modules/alsa/mixer/{profiles => profile-sets}/default.conf (73%)

-----------------------------------------------------------------------

commit c71c5372472bcbb3f35f17f5874ae035fdb95fa4
Author: Lennart Poettering <lennart at poettering.net>
Date:   Thu Jun 11 22:21:26 2009 +0200

    save it for now

diff --git a/src/modules/alsa/alsa-mixer.c b/src/modules/alsa/alsa-mixer.c
index efdb02a..f6cd6b5 100644
--- a/src/modules/alsa/alsa-mixer.c
+++ b/src/modules/alsa/alsa-mixer.c
@@ -43,6 +43,7 @@
 #include <pulsecore/once.h>
 #include <pulsecore/thread.h>
 #include <pulsecore/conf-parser.h>
+#include <pulsecore/strbuf.h>
 
 #include "alsa-mixer.h"
 #include "alsa-util.h"
@@ -248,7 +249,7 @@ int pa_alsa_prepare_mixer(snd_mixer_t *mixer, const char *dev) {
     pa_log_info("Successfully attached to mixer '%s'", dev);
 
     PA_DEBUG_TRAP;
-    ps = pa_alsa_profile_set_new(NULL, PA_ALSA_PLAYBACK);
+    ps = pa_alsa_profile_set_new(NULL);
 
     if (ps)
         pa_alsa_profile_set_free(ps);
@@ -580,6 +581,17 @@ int pa_alsa_calc_mixer_map(snd_mixer_elem_t *elem, const pa_channel_map *channel
     return 0;
 }
 
+static void setting_free(pa_alsa_setting *s) {
+    pa_assert(s);
+
+    if (s->options)
+        pa_idxset_free(s->options, NULL, NULL);
+
+    pa_xfree(s->name);
+    pa_xfree(s->description);
+    pa_xfree(s);
+}
+
 static void option_free(pa_alsa_option *o) {
     pa_assert(o);
 
@@ -602,8 +614,10 @@ static void element_free(pa_alsa_element *e) {
     pa_xfree(e);
 }
 
-static void path_free(pa_alsa_path *p) {
+void pa_alsa_path_free(pa_alsa_path *p) {
     pa_alsa_element *e;
+    pa_alsa_setting *s;
+
     pa_assert(p);
 
     while ((e = p->elements)) {
@@ -611,34 +625,23 @@ static void path_free(pa_alsa_path *p) {
         element_free(e);
     }
 
-    pa_xfree(p->name);
-    pa_xfree(p->description);
-    pa_xfree(p);
-}
-
-static void profile_free(pa_alsa_profile *p) {
-    pa_alsa_path *path;
-    pa_assert(p);
-
-    while ((path = p->paths)) {
-        PA_LLIST_REMOVE(pa_alsa_path, p->paths, path);
-        path_free(path);
+    while ((s = p->settings)) {
+        PA_LLIST_REMOVE(pa_alsa_setting, p->settings, s);
+        setting_free(s);
     }
 
     pa_xfree(p->name);
     pa_xfree(p->description);
-    pa_xstrfreev(p->device_strings);
-    pa_xstrfreev(p->path_names);
     pa_xfree(p);
 }
 
-void pa_alsa_profile_set_free(pa_alsa_profile_set *ps) {
-    pa_alsa_profile *p;
+void pa_alsa_path_set_free(pa_alsa_path_set *ps) {
+    pa_alsa_path *p;
     pa_assert(ps);
 
-    while ((p = ps->profiles)) {
-        PA_LLIST_REMOVE(pa_alsa_profile, ps->profiles, p);
-        profile_free(p);
+    while ((p = ps->paths)) {
+        PA_LLIST_REMOVE(pa_alsa_path, ps->paths, p);
+        pa_alsa_path_free(p);
     }
 
     pa_xfree(ps);
@@ -653,12 +656,10 @@ static pa_volume_t from_alsa_dB(long v) {
 }
 
 static long to_alsa_volume(pa_volume_t v, long min, long max) {
-    long value;
+    long w;
 
-    value = (long) round(((double) v * (double) (max - min)) / PA_VOLUME_NORM) + min;
-    value = PA_CLAMP_UNLIKELY(value, min, max);
-
-    return value;
+    w = (long) round(((double) v * (double) (max - min)) / PA_VOLUME_NORM) + min;
+    return PA_CLAMP_UNLIKELY(w, min, max);
 }
 
 static pa_volume_t from_alsa_volume(long v, long min, long max) {
@@ -672,7 +673,7 @@ static pa_volume_t from_alsa_volume(long v, long min, long max) {
         snd_mixer_selem_id_set_index((sid), 0);         \
     } while(FALSE)
 
-static int element_get_volume(snd_mixer_t *m, pa_alsa_element *e, const pa_channel_map *cm, pa_cvolume *v) {
+static int element_get_volume(pa_alsa_element *e, snd_mixer_t *m, const pa_channel_map *cm, pa_cvolume *v) {
     snd_mixer_selem_id_t *sid;
     snd_mixer_elem_t *me;
     snd_mixer_selem_channel_id_t c;
@@ -710,19 +711,17 @@ static int element_get_volume(snd_mixer_t *m, pa_alsa_element *e, const pa_chann
             f = from_alsa_dB(value);
 
         } else {
-            long value = 0, min = 0, max = 0;
+            long value = 0;
 
             if (e->direction == PA_ALSA_PLAYBACK) {
-                if ((r = snd_mixer_selem_get_playback_volume(me, c, &value)) >= 0)
-                    r = snd_mixer_selem_get_playback_volume_range(me, &min, &max);
+                r = snd_mixer_selem_get_playback_volume(me, c, &value);
             } else
-                if ((r = snd_mixer_selem_get_capture_volume(me, c, &value)) >= 0)
-                    r = snd_mixer_selem_get_capture_volume_range(me, &min, &max);
+                r = snd_mixer_selem_get_capture_volume(me, c, &value);
 
             if (r < 0)
                 continue;
 
-            f = from_alsa_volume(value, min, max);
+            f = from_alsa_volume(value, e->min_volume, e->max_volume);
         }
 
         for (k = 0; k < cm->channels; k++)
@@ -740,7 +739,7 @@ static int element_get_volume(snd_mixer_t *m, pa_alsa_element *e, const pa_chann
     return 0;
 }
 
-int pa_alsa_path_get_volume(snd_mixer_t *m, pa_alsa_path *p, const pa_channel_map *cm, pa_cvolume *v) {
+int pa_alsa_path_get_volume(pa_alsa_path *p, snd_mixer_t *m, const pa_channel_map *cm, pa_cvolume *v) {
     pa_alsa_element *e;
 
     pa_assert(m);
@@ -759,10 +758,9 @@ int pa_alsa_path_get_volume(snd_mixer_t *m, pa_alsa_path *p, const pa_channel_ma
         if (e->volume_use != PA_ALSA_VOLUME_MERGE)
             continue;
 
-        if (p->has_dB && !e->has_dB)
-            continue;
+        pa_assert(!p->has_dB || e->has_dB);
 
-        if (element_get_volume(m, e, cm, &ev) < 0)
+        if (element_get_volume(e, m, cm, &ev) < 0)
             return -1;
 
         /* If we have no dB information all we can do is take the first element and leave */
@@ -777,7 +775,7 @@ int pa_alsa_path_get_volume(snd_mixer_t *m, pa_alsa_path *p, const pa_channel_ma
     return 0;
 }
 
-static int element_get_switch(snd_mixer_t *m, pa_alsa_element *e, pa_bool_t *b) {
+static int element_get_switch(pa_alsa_element *e, snd_mixer_t *m, pa_bool_t *b) {
     snd_mixer_selem_id_t *sid;
     snd_mixer_elem_t *me;
     snd_mixer_selem_channel_id_t c;
@@ -804,18 +802,17 @@ static int element_get_switch(snd_mixer_t *m, pa_alsa_element *e, pa_bool_t *b)
         if (r < 0)
             continue;
 
-        if (value) {
-            *b = TRUE;
+        if (!value) {
+            *b = FALSE;
             return 0;
         }
-
     }
 
-    *b = FALSE;
+    *b = TRUE;
     return 0;
 }
 
-int pa_alsa_path_get_mute(snd_mixer_t *m, pa_alsa_path *p, pa_bool_t *muted) {
+int pa_alsa_path_get_mute(pa_alsa_path *p, snd_mixer_t *m, pa_bool_t *muted) {
     pa_alsa_element *e;
 
     pa_assert(m);
@@ -831,7 +828,7 @@ int pa_alsa_path_get_mute(snd_mixer_t *m, pa_alsa_path *p, pa_bool_t *muted) {
         if (e->switch_use != PA_ALSA_SWITCH_MUTE)
             continue;
 
-        if (element_get_switch(m, e, &b) < 0)
+        if (element_get_switch(e, m, &b) < 0)
             return -1;
 
         if (!b) {
@@ -844,7 +841,7 @@ int pa_alsa_path_get_mute(snd_mixer_t *m, pa_alsa_path *p, pa_bool_t *muted) {
     return 0;
 }
 
-static int element_set_volume(snd_mixer_t *m, pa_alsa_element *e, const pa_channel_map *cm, pa_cvolume *v) {
+static int element_set_volume(pa_alsa_element *e, snd_mixer_t *m, const pa_channel_map *cm, pa_cvolume *v) {
     snd_mixer_selem_id_t *sid;
     pa_cvolume rv;
     snd_mixer_elem_t *me;
@@ -890,17 +887,9 @@ static int element_set_volume(snd_mixer_t *m, pa_alsa_element *e, const pa_chann
             f = from_alsa_dB(value);
 
         } else {
-            long value, min = 0, max = 0;
-
-            if (e->direction == PA_ALSA_PLAYBACK)
-                r = snd_mixer_selem_get_playback_volume_range(me, &min, &max);
-            else
-                r = snd_mixer_selem_get_capture_volume_range(me, &min, &max);
+            long value;
 
-            if (r < 0)
-                continue;
-
-            value = to_alsa_volume(f, min, max);
+            value = to_alsa_volume(f, e->min_volume, e->max_volume);
 
             if (e->direction == PA_ALSA_PLAYBACK) {
                 if ((r = snd_mixer_selem_set_playback_volume(me, c, value)) >= 0)
@@ -913,7 +902,7 @@ static int element_set_volume(snd_mixer_t *m, pa_alsa_element *e, const pa_chann
             if (r < 0)
                 continue;
 
-            f = from_alsa_volume(value, min, max);
+            f = from_alsa_volume(value, e->min_volume, e->max_volume);
         }
 
         for (k = 0; k < cm->channels; k++)
@@ -932,7 +921,7 @@ static int element_set_volume(snd_mixer_t *m, pa_alsa_element *e, const pa_chann
     return 0;
 }
 
-int pa_alsa_path_set_volume(snd_mixer_t *m, pa_alsa_path *p, const pa_channel_map *cm, pa_cvolume *v) {
+int pa_alsa_path_set_volume(pa_alsa_path *p, snd_mixer_t *m, const pa_channel_map *cm, pa_cvolume *v) {
     pa_alsa_element *e;
     pa_cvolume rv;
 
@@ -954,11 +943,10 @@ int pa_alsa_path_set_volume(snd_mixer_t *m, pa_alsa_path *p, const pa_channel_ma
         if (e->volume_use != PA_ALSA_VOLUME_MERGE)
             continue;
 
-        if (p->has_dB && !e->has_dB)
-            continue;
+        pa_assert(!p->has_dB || e->has_dB);
 
         ev = rv;
-        if (element_set_volume(m, e, cm, &ev) < 0)
+        if (element_set_volume(e, m, cm, &ev) < 0)
             return -1;
 
         if (!p->has_dB) {
@@ -973,7 +961,7 @@ int pa_alsa_path_set_volume(snd_mixer_t *m, pa_alsa_path *p, const pa_channel_ma
     return 0;
 }
 
-static int element_set_switch(snd_mixer_t *m, pa_alsa_element *e, pa_bool_t b) {
+static int element_set_switch(pa_alsa_element *e, snd_mixer_t *m, pa_bool_t b) {
     snd_mixer_elem_t *me;
     snd_mixer_selem_id_t *sid;
     int r;
@@ -997,7 +985,7 @@ static int element_set_switch(snd_mixer_t *m, pa_alsa_element *e, pa_bool_t b) {
     return 0;
 }
 
-int pa_alsa_path_set_mute(snd_mixer_t *m, pa_alsa_path *p, pa_bool_t muted) {
+int pa_alsa_path_set_mute(pa_alsa_path *p, snd_mixer_t *m, pa_bool_t muted) {
     pa_alsa_element *e;
 
     pa_assert(m);
@@ -1011,15 +999,14 @@ int pa_alsa_path_set_mute(snd_mixer_t *m, pa_alsa_path *p, pa_bool_t muted) {
         if (e->switch_use != PA_ALSA_SWITCH_MUTE)
             continue;
 
-        if (element_set_switch(m, e, !muted) < 0)
+        if (element_set_switch(e, m, !muted) < 0)
             return -1;
     }
 
     return 0;
 }
 
-static int element_mute_volume(snd_mixer_t *m, pa_alsa_element *e) {
-    long min, max;
+static int element_mute_volume(pa_alsa_element *e, snd_mixer_t *m) {
     snd_mixer_elem_t *me;
     snd_mixer_selem_id_t *sid;
     int r;
@@ -1031,17 +1018,36 @@ static int element_mute_volume(snd_mixer_t *m, pa_alsa_element *e) {
     if (!(me = snd_mixer_find_selem(m, sid)))
         return -1;
 
-    if (e->direction == PA_ALSA_PLAYBACK) {
-        if ((r = snd_mixer_selem_get_playback_volume_range(me, &min, &max)) >= 0)
-            r = snd_mixer_selem_set_playback_volume_all(me, min);
-    } else
-        if ((r = snd_mixer_selem_get_capture_volume_range(me, &min, &max)) >= 0)
-            r = snd_mixer_selem_set_capture_volume_all(me, min);
+    if (e->direction == PA_ALSA_PLAYBACK)
+        r = snd_mixer_selem_set_playback_volume_all(me, e->min_volume);
+    else
+        r = snd_mixer_selem_set_capture_volume_all(me, e->min_volume);
 
     return r;
 }
 
-int pa_alsa_path_select(snd_mixer_t *m, pa_alsa_path *p) {
+/* The volume to 0dB */
+static int element_zero_volume(pa_alsa_element *e, snd_mixer_t *m) {
+    snd_mixer_elem_t *me;
+    snd_mixer_selem_id_t *sid;
+    int r;
+
+    pa_assert(m);
+    pa_assert(e);
+
+    SELEM_INIT(sid, e->alsa_name);
+    if (!(me = snd_mixer_find_selem(m, sid)))
+        return -1;
+
+    if (e->direction == PA_ALSA_PLAYBACK)
+        r = snd_mixer_selem_set_playback_dB_all(me, 0, +1);
+    else
+        r = snd_mixer_selem_set_capture_dB_all(me, 0, +1);
+
+    return r;
+}
+
+int pa_alsa_path_select(pa_alsa_path *p, snd_mixer_t *m) {
     pa_alsa_element *e;
     int r;
 
@@ -1053,11 +1059,11 @@ int pa_alsa_path_select(snd_mixer_t *m, pa_alsa_path *p) {
         switch (e->switch_use) {
             case PA_ALSA_SWITCH_MUTE:
             case PA_ALSA_SWITCH_OFF:
-                r = element_set_switch(m, e, FALSE);
+                r = element_set_switch(e, m, FALSE);
                 break;
 
             case PA_ALSA_SWITCH_ON:
-                r = element_set_switch(m, e, TRUE);
+                r = element_set_switch(e, m, TRUE);
                 break;
 
             case PA_ALSA_SWITCH_IGNORE:
@@ -1072,7 +1078,11 @@ int pa_alsa_path_select(snd_mixer_t *m, pa_alsa_path *p) {
         switch (e->volume_use) {
             case PA_ALSA_VOLUME_OFF:
             case PA_ALSA_VOLUME_MERGE:
-                r = element_mute_volume(m, e);
+                r = element_mute_volume(e, m);
+                break;
+
+            case PA_ALSA_VOLUME_ZERO:
+                r = element_zero_volume(e, m);
                 break;
 
             case PA_ALSA_VOLUME_IGNORE:
@@ -1087,29 +1097,6 @@ int pa_alsa_path_select(snd_mixer_t *m, pa_alsa_path *p) {
     return 0;
 }
 
-pa_alsa_element* pa_alsa_path_iterate_options(pa_alsa_path *p, pa_alsa_element *last) {
-    pa_alsa_element *e;
-    pa_assert(p);
-
-
-    PA_LLIST_FOREACH(e, last ? last->next : p->elements)
-        if (e->expose_options)
-            return e;
-
-    return NULL;
-}
-
-pa_alsa_option* pa_alsa_element_iterate_options(pa_alsa_element *e, pa_alsa_option *last) {
-    pa_alsa_option *o;
-    pa_assert(e);
-
-    PA_LLIST_FOREACH(o, last ? last->next : e->options)
-        if (o->expose)
-            return o;
-
-    return NULL;
-}
-
 static int check_required(pa_alsa_element *e, snd_mixer_elem_t *me) {
     pa_bool_t has_switch;
     pa_bool_t has_enumeration;
@@ -1159,7 +1146,7 @@ static int check_required(pa_alsa_element *e, snd_mixer_elem_t *me) {
     return 0;
 }
 
-static int element_probe(snd_mixer_t *m, pa_alsa_element *e) {
+static int element_probe(pa_alsa_element *e, snd_mixer_t *m) {
     snd_mixer_selem_id_t *sid;
     snd_mixer_elem_t *me;
 
@@ -1227,6 +1214,7 @@ static int element_probe(snd_mixer_t *m, pa_alsa_element *e) {
         if (e->volume_use != PA_ALSA_VOLUME_IGNORE) {
             long min_dB = 0, max_dB = 0;
             pa_channel_position_t p;
+            pa_bool_t is_mono;
 
             e->direction_try_other = FALSE;
 
@@ -1240,10 +1228,20 @@ static int element_probe(snd_mixer_t *m, pa_alsa_element *e) {
                 e->max_dB = ((double) max_dB) / 100.0;
             }
 
-            if (snd_mixer_selem_get_playback_dB_range(me, &e->min_volume, &e->max_volume) < 0)
-                return -1;
+            if (e->direction == PA_ALSA_PLAYBACK) {
+                if (snd_mixer_selem_get_playback_volume_range(me, &e->min_volume, &e->max_volume) < 0)
+                    return -1;
+            } else {
+                if (snd_mixer_selem_get_capture_volume_range(me, &e->min_volume, &e->max_volume) < 0)
+                    return -1;
+            }
 
-            if (snd_mixer_selem_is_playback_mono(me)) {
+            if (e->direction == PA_ALSA_PLAYBACK)
+                is_mono = snd_mixer_selem_is_playback_mono(me) > 0;
+            else
+                is_mono = snd_mixer_selem_is_capture_mono(me) > 0;
+
+            if (is_mono) {
                 e->n_channels = 1;
 
                 if (!e->override_map)
@@ -1290,9 +1288,11 @@ static pa_alsa_element* element_get(pa_alsa_path *p, const char *section) {
     pa_assert(p);
     pa_assert(section);
 
-    if (pa_streq(section, "Path"))
+    if (!pa_startswith(section, "Element "))
         return NULL;
 
+    section += 8;
+
     /* This is not an element section, but an enum section? */
     if (strchr(section, ':'))
         return NULL;
@@ -1307,7 +1307,7 @@ static pa_alsa_element* element_get(pa_alsa_path *p, const char *section) {
     e = pa_xnew0(pa_alsa_element, 1);
     e->path = p;
     e->alsa_name = pa_xstrdup(section);
-    e->direction = p->profile->profile_set->direction;
+    e->direction = p->direction;
 
     PA_LLIST_PREPEND(pa_alsa_element, p->elements, e);
 
@@ -1322,6 +1322,11 @@ static pa_alsa_option* option_get(pa_alsa_path *p, const char *section) {
     pa_alsa_option *o;
     pa_alsa_element *e;
 
+    if (!pa_startswith(section, "Option "))
+        return NULL;
+
+    section += 7;
+
     /* This is not an enum section, but an element section? */
     if (!(on = strrchr(section, ':')))
         return NULL;
@@ -1354,7 +1359,7 @@ finish:
     return o;
 }
 
-static int path_parse_switch(
+static int element_parse_switch(
         const char *filename,
         unsigned line,
         const char *section,
@@ -1391,7 +1396,7 @@ static int path_parse_switch(
     return 0;
 }
 
-static int path_parse_volume(
+static int element_parse_volume(
         const char *filename,
         unsigned line,
         const char *section,
@@ -1416,6 +1421,8 @@ static int path_parse_volume(
         e->volume_use = PA_ALSA_VOLUME_MERGE;
     else if (pa_streq(rvalue, "off"))
         e->volume_use = PA_ALSA_VOLUME_OFF;
+    else if (pa_streq(rvalue, "zero"))
+        e->volume_use = PA_ALSA_VOLUME_ZERO;
     else {
         pa_log("[%s:%u] Volume invalid of '%s'", filename, line, section);
         return -1;
@@ -1424,7 +1431,7 @@ static int path_parse_volume(
     return 0;
 }
 
-static int path_parse_enumeration(
+static int element_parse_enumeration(
         const char *filename,
         unsigned line,
         const char *section,
@@ -1455,7 +1462,7 @@ static int path_parse_enumeration(
     return 0;
 }
 
-static int path_parse_priority(
+static int option_parse_priority(
         const char *filename,
         unsigned line,
         const char *section,
@@ -1484,7 +1491,7 @@ static int path_parse_priority(
     return 0;
 }
 
-static int path_parse_name(
+static int option_parse_name(
         const char *filename,
         unsigned line,
         const char *section,
@@ -1509,7 +1516,7 @@ static int path_parse_name(
     return 0;
 }
 
-static int path_parse_required(
+static int element_parse_required(
         const char *filename,
         unsigned line,
         const char *section,
@@ -1552,7 +1559,7 @@ static int path_parse_required(
     return 0;
 }
 
-static int path_parse_direction(
+static int element_parse_direction(
         const char *filename,
         unsigned line,
         const char *section,
@@ -1583,7 +1590,7 @@ static int path_parse_direction(
     return 0;
 }
 
-static int path_parse_direction_try_other(
+static int element_parse_direction_try_other(
         const char *filename,
         unsigned line,
         const char *section,
@@ -1638,7 +1645,7 @@ static pa_channel_position_mask_t parse_mask(const char *m) {
     return 0;
 }
 
-static int path_parse_override_map(
+static int element_parse_override_map(
         const char *filename,
         unsigned line,
         const char *section,
@@ -1686,131 +1693,377 @@ static int path_parse_override_map(
     return 0;
 }
 
-static int path_probe(snd_mixer_t *m, pa_alsa_profile *p, const char *path_name) {
+static int element_verify(pa_alsa_element *e) {
+    pa_assert(e);
+
+    if ((e->required != PA_ALSA_REQUIRED_IGNORE && e->required == e->required_absent) ||
+        (e->required_absent == PA_ALSA_REQUIRED_ANY && e->required != PA_ALSA_REQUIRED_IGNORE)) {
+        pa_log("Element %s cannot be required and absent at the same time.", e->alsa_name);
+        return -1;
+    }
+
+    return 0;
+}
+
+pa_alsa_path* pa_alsa_path_new(const char *fname, pa_alsa_direction_t direction) {
     pa_alsa_element *e;
-    pa_alsa_path *path;
+    pa_alsa_path *p;
     char *fn;
     int r;
 
     pa_config_item items[] = {
-        { "priority",            pa_config_parse_unsigned,       NULL, "Path" },
-        { "description",         pa_config_parse_string,         NULL, "Path" },
-        { "priority",            path_parse_priority,            NULL, NULL },
-        { "name",                path_parse_name,                NULL, NULL },
-        { "switch",              path_parse_switch,              NULL, NULL },
-        { "volume",              path_parse_volume,              NULL, NULL },
-        { "enumeration",         path_parse_enumeration,         NULL, NULL },
-        { "override-map.1",      path_parse_override_map,        NULL, NULL },
-        { "override-map.2",      path_parse_override_map,        NULL, NULL },
-        /* Later on we might add override-map.3 and so on here */
-        { "required",            path_parse_required,            NULL, NULL },
-        { "required-absent",     path_parse_required,            NULL, NULL },
-        { "direction",           path_parse_direction,           NULL, NULL },
-        { "direction-try-other", path_parse_direction_try_other, NULL, NULL },
+        /* [General] */
+        { "priority",            pa_config_parse_unsigned,          NULL, "General" },
+        { "description",         pa_config_parse_string,            NULL, "General" },
+
+        /* [Option ...] */
+        { "priority",            option_parse_priority,             NULL, NULL },
+        { "name",                option_parse_name,                 NULL, NULL },
+
+        /* [Element ...] */
+        { "switch",              element_parse_switch,              NULL, NULL },
+        { "volume",              element_parse_volume,              NULL, NULL },
+        { "enumeration",         element_parse_enumeration,         NULL, NULL },
+        { "override-map.1",      element_parse_override_map,        NULL, NULL },
+        { "override-map.2",      element_parse_override_map,        NULL, NULL },
+        /* ... later on we might add override-map.3 and so on here ... */
+        { "required",            element_parse_required,            NULL, NULL },
+        { "required-absent",     element_parse_required,            NULL, NULL },
+        { "direction",           element_parse_direction,           NULL, NULL },
+        { "direction-try-other", element_parse_direction_try_other, NULL, NULL },
         { NULL, NULL, NULL, NULL }
     };
 
-    pa_assert(m);
-    pa_assert(p);
-    pa_assert(path_name);
+    pa_assert(fname);
 
-    path = pa_xnew0(pa_alsa_path, 1);
-    path->profile = p;
-    path->name = pa_xstrdup(path_name);
+    p = pa_xnew0(pa_alsa_path, 1);
+    p->name = pa_xstrdup(fname);
+    p->direction = direction;
 
-    items[0].data = &path->priority;
-    items[1].data = &path->description;
+    items[0].data = &p->priority;
+    items[1].data = &p->description;
 
-    fn = pa_maybe_prefix_path(path_name, PA_ALSA_PATHS_PATH);
-    r = pa_config_parse(fn, NULL, items, path);
+    fn = pa_maybe_prefix_path(fname, PA_ALSA_PATHS_PATH);
+    r = pa_config_parse(fn, NULL, items, p);
     pa_xfree(fn);
 
     if (r < 0)
         goto fail;
 
-    PA_LLIST_FOREACH(e, path->elements) {
-        if (element_probe(m, e) < 0)
+    PA_LLIST_FOREACH(e, p->elements)
+        if (element_verify(e) < 0)
             goto fail;
 
+    return p;
+
+fail:
+    pa_alsa_path_free(p);
+    return NULL;
+}
+
+pa_alsa_path* pa_alsa_path_synthesize(const char*element, pa_alsa_direction_t direction) {
+    pa_alsa_path *p;
+    pa_alsa_element *e;
+
+    pa_assert(element);
+
+    p = pa_xnew0(pa_alsa_path, 1);
+    p->name = pa_xstrdup(element);
+    p->direction = direction;
+
+    e = pa_xnew0(pa_alsa_element, 1);
+    e->path = p;
+    e->alsa_name = pa_xstrdup(element);
+    e->direction = direction;
+
+    e->switch_use = PA_ALSA_SWITCH_MUTE;
+    e->volume_use = PA_ALSA_VOLUME_MERGE;
+
+    PA_LLIST_PREPEND(pa_alsa_element, p->elements, e);
+    return p;
+}
+
+int pa_alsa_path_probe(pa_alsa_path *p, snd_mixer_t *m) {
+    pa_alsa_element *e;
+
+    pa_assert(p);
+    pa_assert(m);
+
+    if (p->probed)
+        return 0;
+
+    PA_LLIST_FOREACH(e, p->elements) {
+        if (element_probe(e, m) < 0) {
+            p->supported = FALSE;
+            return -1;
+        }
+
         if (e->volume_use == PA_ALSA_VOLUME_MERGE) {
 
-            if (!path->has_volume) {
-                path->min_volume = e->min_volume;
-                path->max_volume = e->max_volume;
+            if (!p->has_volume) {
+                p->min_volume = e->min_volume;
+                p->max_volume = e->max_volume;
             }
 
             if (e->has_dB) {
-                if (!path->has_volume) {
-                    path->min_dB = e->min_dB;
-                    path->max_dB = e->max_dB;
-                    path->has_dB = TRUE;
-                } else if (path->has_volume && path->has_dB) {
-                    path->min_dB += e->min_dB;
-                    path->max_dB += e->max_dB;
+                if (!p->has_volume) {
+                    p->min_dB = e->min_dB;
+                    p->max_dB = e->max_dB;
+                    p->has_dB = TRUE;
+                } else {
+
+                    if (p->has_dB) {
+                        p->min_dB += e->min_dB;
+                        p->max_dB += e->max_dB;
+                    } else
+                        /* Hmm, there's another element before us
+                         * which cannot do dB volumes, so we we need
+                         * to 'neutralize' this slider */
+                        e->volume_use = PA_ALSA_VOLUME_ZERO;
                 }
-            }
+            } else if (p->has_volume)
+                /* We can't use this volume, so let's ignore it */
+                e->volume_use = PA_ALSA_VOLUME_IGNORE;
 
-            path->has_volume = TRUE;
+            p->has_volume = TRUE;
         }
 
         if (e->switch_use == PA_ALSA_SWITCH_MUTE)
-            path->has_mute = TRUE;
+            p->has_mute = TRUE;
     }
 
-    PA_LLIST_PREPEND(pa_alsa_path, p->paths, path);
+    p->supported = TRUE;
+    p->probed = TRUE;
 
     return 0;
+}
 
-fail:
-    path_free(path);
-    return -1;
+static pa_bool_t element_drop_unsupported(pa_alsa_element *e) {
+    pa_alsa_option *o, *n;
+
+    pa_assert(e);
+
+    for (o = e->options; o; o = n) {
+        n = o->next;
+
+        if (o->alsa_idx < 0) {
+            PA_LLIST_REMOVE(pa_alsa_option, e->options, o);
+            option_free(o);
+        }
+    }
+
+    return
+        e->switch_use != PA_ALSA_SWITCH_IGNORE ||
+        e->volume_use != PA_ALSA_VOLUME_IGNORE ||
+        e->enumeration_use != PA_ALSA_ENUMERATION_IGNORE;
 }
 
-int pa_alsa_profile_probe_paths(snd_mixer_t *m, pa_alsa_profile *p) {
-    char **t;
+pa_bool_t pa_alsa_path_drop_unsupported(pa_alsa_path *p) {
+    pa_alsa_element *e, *n;
+
     pa_assert(p);
 
-    if (p->probed)
-        return 0;
+    for (e = p->elements; e; e = n) {
+        n = e->next;
 
-    if (!p->path_names)
-        return 0;
+        if (!element_drop_unsupported(e)) {
+            PA_LLIST_REMOVE(pa_alsa_element, p->elements, e);
+            element_free(e);
+        }
+    }
 
-    for (t = p->path_names; *t; t++)
-        if (path_probe(m, p, *t) < 0)
-            return -1;
+    return !!p->elements;
+}
 
-    return 0;
+pa_alsa_path_set *pa_alsa_path_set_new(pa_alsa_mapping *m, pa_alsa_direction_t direction) {
+    pa_alsa_path_set *ps;
+    char **pn = NULL, **en = NULL, **ie;
+    pa_assert(m);
+
+    ps = pa_xnew0(pa_alsa_path_set, 1);
+    ps->direction = direction;
+
+    if (direction == PA_ALSA_PLAYBACK)
+        pn = m->output_path_names;
+    else if (direction == PA_ALSA_CAPTURE)
+        pn = m->input_path_names;
+
+    if (pn) {
+
+        for (; *pn; pn++) {
+            pa_alsa_path *p;
+
+            if ((p = pa_alsa_path_new(*pn, direction))) {
+                p->path_set = ps;
+                PA_LLIST_PREPEND(pa_alsa_path, ps->paths, p);
+            }
+        }
+
+        return ps;
+    }
+
+    if (direction == PA_ALSA_PLAYBACK)
+        en = m->output_element;
+    else if (direction == PA_ALSA_CAPTURE)
+        en = m->input_element;
+
+    if (!en) {
+        pa_alsa_path_set_free(ps);
+        return NULL;
+    }
+
+    for (ie = en; *ie; ie++) {
+        char **je;
+        pa_alsa_path *p;
+
+        p = pa_alsa_path_synthesize(*ie, direction);
+        p->path_set = ps;
+
+        /* Mark all other passed elements for require-absent */
+        for (je = en; *je; je++) {
+            pa_alsa_element *e;
+            e = pa_xnew0(pa_alsa_element, 1);
+            e->path = p;
+            e->alsa_name = pa_xstrdup(*je);
+            e->direction = direction;
+            e->required_absent = PA_ALSA_REQUIRED_ANY;
+
+            PA_LLIST_PREPEND(pa_alsa_element, p->elements, e);
+        }
+
+        PA_LLIST_PREPEND(pa_alsa_path, ps->paths, p);
+    }
+
+    return ps;
 }
 
-static pa_alsa_profile *profile_get(pa_alsa_profile_set *ps, const char *name) {
-    pa_alsa_profile *p;
+void pa_alsa_path_set_probe(pa_alsa_path_set *ps, snd_mixer_t *m) {
+    pa_alsa_path *p;
+
+    pa_assert(ps);
+
+    PA_LLIST_FOREACH(p, ps->paths)
+        pa_alsa_path_probe(p, m);
+}
+
+void pa_alsa_path_set_drop_unsupported(pa_alsa_path_set *ps) {
+    pa_alsa_path *p, *n;
+    pa_assert(ps);
+
+    for (p = ps->paths; p; p = n) {
+        n = p->next;
+
+        if (p->supported &&
+            pa_alsa_path_drop_unsupported(p))
+            continue;
+
+        PA_LLIST_REMOVE(pa_alsa_path, ps->paths, p);
+        pa_alsa_path_free(p);
+    }
+}
+
+static void mapping_free(pa_alsa_mapping *m) {
+    pa_assert(m);
+
+    pa_xfree(m->name);
+    pa_xfree(m->description);
+
+    pa_xstrfreev(m->device_strings);
+    pa_xstrfreev(m->input_path_names);
+    pa_xstrfreev(m->output_path_names);
+    pa_xstrfreev(m->input_element);
+    pa_xstrfreev(m->output_element);
+
+    pa_assert(!m->input_pcm);
+    pa_assert(!m->output_pcm);
+
+    pa_xfree(m);
+}
+
+static void profile_free(pa_alsa_profile *p) {
+    pa_assert(p);
+
+    pa_xfree(p->name);
+    pa_xfree(p->description);
+
+    pa_xstrfreev(p->input_mapping_names);
+    pa_xstrfreev(p->output_mapping_names);
+
+    if (p->input_mappings)
+        pa_idxset_free(p->input_mappings, NULL, NULL);
+
+    if (p->output_mappings)
+        pa_idxset_free(p->output_mappings, NULL, NULL);
+
+    pa_xfree(p);
+}
+
+void pa_alsa_profile_set_free(pa_alsa_profile_set *ps) {
+    pa_assert(ps);
+
+    if (ps->profiles) {
+        pa_alsa_profile *p;
+
+        while ((p = pa_hashmap_steal_first(ps->profiles)))
+            profile_free(p);
+
+        pa_hashmap_free(ps->profiles, NULL, NULL);
+    }
+
+    if (ps->mappings) {
+        pa_alsa_mapping *m;
+
+        while ((m = pa_hashmap_steal_first(ps->mappings)))
+            mapping_free(m);
+
+        pa_hashmap_free(ps->mappings, NULL, NULL);
+    }
+
+    pa_xfree(ps);
+}
+
+static pa_alsa_mapping *mapping_get(pa_alsa_profile_set *ps, const char *name) {
+    pa_alsa_mapping *m;
 
     if (!pa_startswith(name, "Mapping "))
         return NULL;
 
     name += 8;
 
-    if (ps->parse_cache && pa_streq(ps->parse_cache->name, name))
-        return ps->parse_cache;
+    if ((m = pa_hashmap_get(ps->mappings, name)))
+        return m;
 
-    PA_LLIST_FOREACH(p, ps->profiles)
-        if (pa_streq(p->name, name))
-            goto finish;
+    m = pa_xnew0(pa_alsa_mapping, 1);
+    m->profile_set = ps;
+    m->name = pa_xstrdup(name);
+    pa_channel_map_init(&m->channel_map);
+
+    pa_hashmap_put(ps->mappings, m->name, m);
+
+    return m;
+}
+
+static pa_alsa_profile *profile_get(pa_alsa_profile_set *ps, const char *name) {
+    pa_alsa_profile *p;
+
+    if (!pa_startswith(name, "Profile "))
+        return NULL;
+
+    name += 8;
+
+    if ((p = pa_hashmap_get(ps->profiles, name)))
+        return p;
 
     p = pa_xnew0(pa_alsa_profile, 1);
     p->profile_set = ps;
     p->name = pa_xstrdup(name);
-    pa_channel_map_init(&p->channel_map);
 
-    PA_LLIST_PREPEND(pa_alsa_profile, ps->profiles, p);
+    pa_hashmap_put(ps->profiles, p->name, p);
 
-finish:
-    ps->parse_cache = p;
     return p;
 }
 
-static int profile_set_parse_device_strings(
+static int mapping_parse_device_strings(
         const char *filename,
         unsigned line,
         const char *section,
@@ -1820,14 +2073,17 @@ static int profile_set_parse_device_strings(
         void *userdata) {
 
     pa_alsa_profile_set *ps = userdata;
-    pa_alsa_profile *p;
+    pa_alsa_mapping *m;
 
     pa_assert(ps);
 
-    p = profile_get(ps, section);
-    pa_xstrfreev(p->device_strings);
+    if (!(m = mapping_get(ps, section))) {
+        pa_log("[%s:%u] %s invalid in section %s", filename, line, lvalue, section);
+        return -1;
+    }
 
-    if (!(p->device_strings = pa_split_spaces_strv(rvalue))) {
+    pa_xstrfreev(m->device_strings);
+    if (!(m->device_strings = pa_split_spaces_strv(rvalue))) {
         pa_log("[%s:%u] Device string list empty of '%s'", filename, line, section);
         return -1;
     }
@@ -1835,7 +2091,7 @@ static int profile_set_parse_device_strings(
     return 0;
 }
 
-static int profile_set_parse_description(
+static int mapping_parse_channel_map(
         const char *filename,
         unsigned line,
         const char *section,
@@ -1845,18 +2101,24 @@ static int profile_set_parse_description(
         void *userdata) {
 
     pa_alsa_profile_set *ps = userdata;
-    pa_alsa_profile *p;
+    pa_alsa_mapping *m;
 
     pa_assert(ps);
 
-    p = profile_get(ps, section);
-    pa_xfree(p->description);
-    p->description = pa_xstrdup(rvalue);
+    if (!(m = mapping_get(ps, section))) {
+        pa_log("[%s:%u] %s invalid in section %s", filename, line, lvalue, section);
+        return -1;
+    }
+
+    if (!(pa_channel_map_parse(&m->channel_map, rvalue))) {
+        pa_log("[%s:%u] Channel map invalid of '%s'", filename, line, section);
+        return -1;
+    }
 
     return 0;
 }
 
-static int profile_set_parse_channel_map(
+static int mapping_parse_paths(
         const char *filename,
         unsigned line,
         const char *section,
@@ -1866,21 +2128,27 @@ static int profile_set_parse_channel_map(
         void *userdata) {
 
     pa_alsa_profile_set *ps = userdata;
-    pa_alsa_profile *p;
+    pa_alsa_mapping *m;
 
     pa_assert(ps);
 
-    p = profile_get(ps, section);
-
-    if (!(pa_channel_map_parse(&p->channel_map, rvalue))) {
-        pa_log("[%s:%u] Channel map invalid of '%s'", filename, line, section);
+    if (!(m = mapping_get(ps, section))) {
+        pa_log("[%s:%u] %s invalid in section %s", filename, line, lvalue, section);
         return -1;
     }
 
+    if (pa_streq(lvalue, "paths-input")) {
+        pa_xstrfreev(m->input_path_names);
+        m->input_path_names = pa_split_spaces_strv(rvalue);
+    } else {
+        pa_xstrfreev(m->output_path_names);
+        m->output_path_names = pa_split_spaces_strv(rvalue);
+    }
+
     return 0;
 }
 
-static int profile_set_parse_paths(
+static int mapping_parse_element(
         const char *filename,
         unsigned line,
         const char *section,
@@ -1890,24 +2158,56 @@ static int profile_set_parse_paths(
         void *userdata) {
 
     pa_alsa_profile_set *ps = userdata;
-    pa_alsa_profile *p;
+    pa_alsa_mapping *m;
 
     pa_assert(ps);
 
-    p = profile_get(ps, section);
+    if (!(m = mapping_get(ps, section))) {
+        pa_log("[%s:%u] %s invalid in section %s", filename, line, lvalue, section);
+        return -1;
+    }
 
-    if (pa_streq(lvalue, "paths-input") && ps->direction != PA_ALSA_CAPTURE)
-        return 0;
+    if (pa_streq(lvalue, "element-input")) {
+        pa_xstrfreev(m->input_element);
+        m->input_element = pa_split_spaces_strv(rvalue);
+    } else {
+        pa_xstrfreev(m->output_element);
+        m->output_element = pa_split_spaces_strv(rvalue);
+    }
 
-    if (pa_streq(lvalue, "paths-output") && ps->direction != PA_ALSA_PLAYBACK)
-        return 0;
+    return 0;
+}
+
+static int mapping_parse_description(
+        const char *filename,
+        unsigned line,
+        const char *section,
+        const char *lvalue,
+        const char *rvalue,
+        void *data,
+        void *userdata) {
+
+    pa_alsa_profile_set *ps = userdata;
+    pa_alsa_profile *p;
+    pa_alsa_mapping *m;
+
+    pa_assert(ps);
+
+    if ((m = mapping_get(ps, section))) {
+        pa_xstrdup(m->description);
+        m->description = pa_xstrdup(rvalue);
+    } else if ((p = profile_get(ps, section))) {
+        pa_xfree(p->description);
+        p->description = pa_xstrdup(rvalue);
+    } else {
+        pa_log("[%s:%u] Section name %s invalid.", filename, line, section);
+        return -1;
+    }
 
-    pa_xstrfreev(p->path_names);
-    p->path_names = pa_split_spaces_strv(rvalue);
     return 0;
 }
 
-static int profile_set_parse_priority(
+static int mapping_parse_priority(
         const char *filename,
         unsigned line,
         const char *section,
@@ -1918,34 +2218,85 @@ static int profile_set_parse_priority(
 
     pa_alsa_profile_set *ps = userdata;
     pa_alsa_profile *p;
+    pa_alsa_mapping *m;
     uint32_t prio;
 
     pa_assert(ps);
 
-    p = profile_get(ps, section);
-
     if (pa_atou(rvalue, &prio) < 0) {
         pa_log("[%s:%u] Priority invalid of '%s'", filename, line, section);
         return -1;
     }
 
-    p->priority = prio;
+    if ((m = mapping_get(ps, section)))
+        m->priority = prio;
+    else if ((p = profile_get(ps, section)))
+        p->priority = prio;
+    else {
+        pa_log("[%s:%u] Section name %s invalid.", filename, line, section);
+        return -1;
+    }
+
     return 0;
 }
 
-static int profile_verify(pa_alsa_profile *p) {
-    pa_assert(p);
+static int profile_parse_mappings(
+        const char *filename,
+        unsigned line,
+        const char *section,
+        const char *lvalue,
+        const char *rvalue,
+        void *data,
+        void *userdata) {
+
+    pa_alsa_profile_set *ps = userdata;
+    pa_alsa_profile *p;
+
+    pa_assert(ps);
 
-    if (!pa_channel_map_valid(&p->channel_map)) {
-        pa_log("Profile %s is missing channel map.", p->name);
+    if (!(p = profile_get(ps, section))) {
+        pa_log("[%s:%u] %s invalid in section %s", filename, line, lvalue, section);
         return -1;
     }
 
-    if (!p->device_strings) {
-        pa_log("Profile %s is missing device strings.", p->name);
+    if (pa_streq(lvalue, "input-mappings")) {
+        pa_xstrfreev(p->input_mapping_names);
+        p->input_mapping_names = pa_split_spaces_strv(rvalue);
+    } else {
+        pa_xstrfreev(p->output_mapping_names);
+        p->output_mapping_names = pa_split_spaces_strv(rvalue);
+    }
+
+    return 0;
+}
+
+static int profile_parse_skip_probe(
+        const char *filename,
+        unsigned line,
+        const char *section,
+        const char *lvalue,
+        const char *rvalue,
+        void *data,
+        void *userdata) {
+
+    pa_alsa_profile_set *ps = userdata;
+    pa_alsa_profile *p;
+    int b;
+
+    pa_assert(ps);
+
+    if (!(p = profile_get(ps, section))) {
+        pa_log("[%s:%u] %s invalid in section %s", filename, line, lvalue, section);
         return -1;
     }
 
+    if ((b = pa_parse_boolean(rvalue)) < 0) {
+        pa_log("[%s:%u] Skip probe invalid of '%s'", filename, line, section);
+        return -1;
+    }
+
+    p->supported = b;
+
     return 0;
 }
 
@@ -1964,11 +2315,7 @@ static const char *lookup_description(const char *name, const struct description
     return NULL;
 }
 
-pa_alsa_profile_set* pa_alsa_profile_set_new(const char *fname, pa_alsa_direction_t direction) {
-    pa_alsa_profile_set *ps;
-    pa_alsa_profile *p;
-    char *fn;
-    int r;
+static int mapping_verify(pa_alsa_mapping *m) {
 
     static const struct description_map well_known_descriptions[] = {
         { "analog-mono",            N_("Analog Mono") },
@@ -1991,18 +2338,220 @@ pa_alsa_profile_set* pa_alsa_profile_set_new(const char *fname, pa_alsa_directio
         { "hdmi-stereo",            N_("Digital Stereo (HDMI)") }
     };
 
-    static const pa_config_item items[] = {
-        { "device-strings",         profile_set_parse_device_strings, NULL, NULL },
-        { "description",            profile_set_parse_description,    NULL, NULL },
-        { "channel-map",            profile_set_parse_channel_map,    NULL, NULL },
-        { "paths-input",            profile_set_parse_paths,          NULL, NULL },
-        { "paths-output",           profile_set_parse_paths,          NULL, NULL },
-        { "priority",               profile_set_parse_priority,       NULL, NULL },
+    pa_assert(m);
+
+    if (!pa_channel_map_valid(&m->channel_map)) {
+        pa_log("Mapping %s is missing channel map.", m->name);
+        return -1;
+    }
+
+    if (!m->device_strings) {
+        pa_log("Mapping %s is missing device strings.", m->name);
+        return -1;
+    }
+
+    if ((m->input_path_names && m->input_element) ||
+        (m->output_path_names && m->output_element)) {
+        pa_log("Mapping %s must have either mixer path or mixer elment, not both.", m->name);
+        return -1;
+    }
+
+    if (!m->description)
+        m->description = pa_xstrdup(lookup_description(m->name,
+                                                       well_known_descriptions,
+                                                       PA_ELEMENTSOF(well_known_descriptions)));
+
+    if (!m->description)
+        m->description = pa_xstrdup(m->name);
+
+    return 0;
+}
+
+static void profile_set_add_auto_pair(
+        pa_alsa_profile_set *ps,
+        pa_alsa_mapping *m,
+        pa_alsa_mapping *n) {
+
+    char *name;
+    pa_alsa_profile *p;
+
+    pa_assert(ps);
+    pa_assert(m || n);
+
+    if (m && n)
+        name = pa_sprintf_malloc("output:%s+input:%s", m->name, n->name);
+    else if (m)
+        name = pa_xstrdup(m->name);
+    else
+        name = pa_xstrdup(n->name);
+
+    if ((p = pa_hashmap_get(ps->profiles, name))) {
+        pa_xfree(name);
+        return;
+    }
+
+    p = pa_xnew0(pa_alsa_profile, 1);
+    p->profile_set = ps;
+    p->name = name;
+
+    if (m) {
+        p->output_mappings = pa_idxset_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func);
+        pa_idxset_put(p->output_mappings, m, NULL);
+        p->priority += m->priority * 100;
+    }
+
+    if (n) {
+        p->input_mappings = pa_idxset_new(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func);
+        pa_idxset_put(p->input_mappings, n, NULL);
+        p->priority += m->priority;
+    }
+
+    pa_hashmap_put(ps->profiles, p->name, p);
+}
+
+static void profile_set_add_auto(pa_alsa_profile_set *ps) {
+    pa_alsa_mapping *m, *n;
+    void *m_state, *n_state;
+
+    pa_assert(ps);
+
+    PA_HASHMAP_FOREACH(m, ps->mappings, m_state) {
+        PA_HASHMAP_FOREACH(n, ps->mappings, n_state)
+            profile_set_add_auto_pair(ps, m, n);
+
+        profile_set_add_auto_pair(ps, m, NULL);
+    }
+
+    PA_HASHMAP_FOREACH(n, ps->mappings, n_state)
+        profile_set_add_auto_pair(ps, NULL, n);
+}
+
+static int profile_verify(pa_alsa_profile *p) {
+
+    static const struct description_map well_known_descriptions[] = {
+        { "output:analog-mono+input:analog-mono",     N_("Analog Mono Duplex") },
+        { "output:analog-stereo+input:analog-stereo", N_("Analog Stereo Duplex") },
+    };
+
+    pa_assert(p);
+
+    /* Replace the output mapping names by the actual mappings */
+    if (p->output_mapping_names) {
+        char **name;
+
+        pa_assert(!p->output_mappings);
+        p->output_mappings = pa_idxset_new(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func);
+
+        for (name = p->output_mapping_names; *name; name++) {
+            pa_alsa_mapping *m;
+
+            if (!(m = pa_hashmap_get(p->profile_set->mappings, *name))) {
+                pa_log("Profile '%s' refers to unexistant mapping '%s'.", p->name, *name);
+                return -1;
+            }
+
+            pa_idxset_put(p->output_mappings, m, NULL);
+        }
+
+        pa_xstrfreev(p->output_mapping_names);
+        p->output_mapping_names = NULL;
+    }
+
+    /* Replace the input mapping names by the actual mappings */
+    if (p->input_mapping_names) {
+        char **name;
+
+        pa_assert(!p->input_mappings);
+        p->input_mappings = pa_idxset_new(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func);
+
+        for (name = p->input_mapping_names; *name; name++) {
+            pa_alsa_mapping *m;
+
+            if (!(m = pa_hashmap_get(p->profile_set->mappings, *name))) {
+                pa_log("Profile '%s' refers to unexistant mapping '%s'.", p->name, *name);
+                return -1;
+            }
+
+            pa_idxset_put(p->input_mappings, m, NULL);
+        }
+
+        pa_xstrfreev(p->input_mapping_names);
+        p->input_mapping_names = NULL;
+    }
+
+    if (!p->input_mappings && !p->output_mappings) {
+        pa_log("Profile '%s' lacks mappings.", p->name);
+        return -1;
+    }
+
+    if (!p->description)
+        p->description = pa_xstrdup(lookup_description(p->name,
+                                                       well_known_descriptions,
+                                                       PA_ELEMENTSOF(well_known_descriptions)));
+
+    if (!p->description) {
+        pa_strbuf *sb;
+        uint32_t idx;
+        pa_alsa_mapping *m;
+
+        sb = pa_strbuf_new();
+
+        PA_IDXSET_FOREACH(m, p->output_mappings, idx) {
+            if (!pa_strbuf_isempty(sb))
+                pa_strbuf_puts(sb, " + ");
+
+            pa_strbuf_printf(sb, "%s Output", m->description);
+        }
+
+        PA_IDXSET_FOREACH(m, p->output_mappings, idx) {
+            if (!pa_strbuf_isempty(sb))
+                pa_strbuf_puts(sb, " + ");
+
+            pa_strbuf_printf(sb, "%s Input", m->description);
+        }
+
+        p->description = pa_strbuf_tostring_free(sb);
+    }
+
+    return 0;
+}
+
+pa_alsa_profile_set* pa_alsa_profile_set_new(const char *fname) {
+    pa_alsa_profile_set *ps;
+    pa_alsa_profile *p;
+    pa_alsa_mapping *m;
+    char *fn;
+    int r;
+    void *state;
+
+    static pa_config_item items[] = {
+        /* [General] */
+        { "auto-profiles",          pa_config_parse_bool,         NULL, "General" },
+
+        /* [Mapping ...] */
+        { "device-strings",         mapping_parse_device_strings, NULL, NULL },
+        { "channel-map",            mapping_parse_channel_map,    NULL, NULL },
+        { "paths-input",            mapping_parse_paths,          NULL, NULL },
+        { "paths-output",           mapping_parse_paths,          NULL, NULL },
+        { "element-input",          mapping_parse_element,        NULL, NULL },
+        { "element-output",         mapping_parse_element,        NULL, NULL },
+
+        /* Shared by [Mapping ...] and [Profile ...] */
+        { "description",            mapping_parse_description,    NULL, NULL },
+        { "priority",               mapping_parse_priority,       NULL, NULL },
+
+        /* [Profile ...] */
+        { "input-mappings",         profile_parse_mappings,       NULL, NULL },
+        { "output-mappings",        profile_parse_mappings,       NULL, NULL },
+        { "skip-probe",             profile_parse_skip_probe,     NULL, NULL },
         { NULL, NULL, NULL, NULL }
     };
 
     ps = pa_xnew0(pa_alsa_profile_set, 1);
-    ps->direction = direction;
+    ps->mappings = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func);
+    ps->profiles = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func);
+
+    items[0].data = &ps->auto_profiles;
 
     if (!fname)
         fname = "default.conf";
@@ -2014,16 +2563,16 @@ pa_alsa_profile_set* pa_alsa_profile_set_new(const char *fname, pa_alsa_directio
     if (r < 0)
         goto fail;
 
-    PA_LLIST_FOREACH(p, ps->profiles) {
-        if (profile_verify(p) < 0)
+    PA_HASHMAP_FOREACH(m, ps->mappings, state)
+        if (mapping_verify(m) < 0)
             goto fail;
 
-        if (!p->description)
-            p->description = pa_xstrdup(lookup_description(p->name, well_known_descriptions, PA_ELEMENTSOF(well_known_descriptions)));
+    if (ps->auto_profiles)
+        profile_set_add_auto(ps);
 
-        if (!p->description)
-            p->description = pa_xstrdup(p->name);
-    }
+    PA_HASHMAP_FOREACH(p, ps->profiles, state)
+        if (profile_verify(p) < 0)
+            goto fail;
 
     return ps;
 
@@ -2031,3 +2580,201 @@ fail:
     pa_alsa_profile_set_free(ps);
     return NULL;
 }
+
+static snd_pcm_t *open_by_device_string_strv(
+        char **prefix,
+        const char *dev_id,
+        char **dev,
+        pa_sample_spec *ss,
+        pa_channel_map* map,
+        int mode,
+        uint32_t *nfrags,
+        snd_pcm_uframes_t *period_size,
+        snd_pcm_uframes_t tsched_size,
+        pa_bool_t *use_mmap,
+        pa_bool_t *use_tsched,
+        pa_bool_t require_exact_channel_number) {
+
+    snd_pcm_t *pcm_handle;
+    char **i;
+
+    for (i = prefix; *i; i++) {
+        char *d;
+
+        d = pa_sprintf_malloc("%s:%s", *prefix, dev_id);
+
+        pcm_handle = pa_alsa_open_by_device_string(
+                d,
+                dev,
+                ss,
+                map,
+                mode,
+                nfrags,
+                period_size,
+                tsched_size,
+                use_mmap,
+                use_tsched,
+                require_exact_channel_number);
+        pa_xfree(d);
+
+        if (pcm_handle)
+            return pcm_handle;
+    }
+
+    return NULL;
+}
+
+void pa_alsa_profile_set_probe(pa_alsa_profile_set *ps, const char *dev_id, const pa_sample_spec *ss) {
+    void *state;
+    pa_alsa_profile *p, *last = NULL;
+    pa_alsa_mapping *m;
+
+    pa_assert(ps);
+    pa_assert(dev_id);
+    pa_assert(ss);
+
+    if (ps->probed)
+        return;
+
+    PA_HASHMAP_FOREACH(p, ps->profiles, state) {
+        pa_sample_spec try_ss;
+        pa_channel_map try_map;
+        uint32_t idx;
+
+        /* Is this already marked that it is supported? (i.e. from the config file) */
+        if (p->supported)
+            continue;
+
+        /* Close PCMs from the last iteration we don't need anymore */
+        if (last && last->output_mappings)
+            PA_IDXSET_FOREACH(m, last->output_mappings, idx) {
+
+                if (!m->output_pcm)
+                    break;
+
+                if (last->supported)
+                    m->supported++;
+
+                if (!p->output_mappings || !pa_idxset_get_by_data(p->output_mappings, m, NULL)) {
+                    snd_pcm_close(m->output_pcm);
+                    m->output_pcm = NULL;
+                }
+            }
+
+        if (last && last->input_mappings)
+            PA_IDXSET_FOREACH(m, last->input_mappings, idx) {
+
+                if (!m->input_pcm)
+                    break;
+
+                if (last->supported)
+                    m->supported++;
+
+                if (!p->input_mappings || !pa_idxset_get_by_data(p->input_mappings, m, NULL)) {
+                    snd_pcm_close(m->input_pcm);
+                    m->input_pcm = NULL;
+                }
+            }
+
+        p->supported = TRUE;
+
+        /* Check if we can open all new ones */
+        if (p->output_mappings)
+            PA_IDXSET_FOREACH(m, p->output_mappings, idx) {
+
+                if (m->output_pcm)
+                    continue;
+
+                pa_log_debug("Checking for playback on %s (%s)", m->description, m->name);
+                try_ss = *ss;
+                try_map = m->channel_map;
+
+                if (!(m ->output_pcm = open_by_device_string_strv(
+                              m->device_strings,
+                              dev_id,
+                              NULL,
+                              &try_ss, &try_map,
+                              SND_PCM_STREAM_PLAYBACK,
+                              NULL, NULL, 0, NULL, NULL,
+                              TRUE))) {
+                    p->supported = FALSE;
+                    break;
+                }
+            }
+
+        if (p->input_mappings && p->supported)
+            PA_IDXSET_FOREACH(m, p->input_mappings, idx) {
+
+                if (m->input_pcm)
+                    continue;
+
+                pa_log_debug("Checking for recording on %s (%s)", m->description, m->name);
+                try_ss = *ss;
+                try_map = m->channel_map;
+
+                if (!(m ->input_pcm = open_by_device_string_strv(
+                              m->device_strings,
+                              dev_id,
+                              NULL,
+                              &try_ss, &try_map,
+                              SND_PCM_STREAM_CAPTURE,
+                              NULL, NULL, 0, NULL, NULL,
+                              TRUE))) {
+                    p->supported = FALSE;
+                    break;
+                }
+            }
+
+        last = p;
+    }
+
+    /* Clean up */
+    if (last) {
+        uint32_t idx;
+
+        if (last->output_mappings)
+            PA_IDXSET_FOREACH(m, last->output_mappings, idx)
+                if (m->output_pcm) {
+
+                    if (last->supported)
+                        m->supported++;
+
+                    snd_pcm_close(m->output_pcm);
+                    m->output_pcm = NULL;
+                }
+
+        if (last->input_mappings)
+            PA_IDXSET_FOREACH(m, last->input_mappings, idx)
+                if (m->input_pcm) {
+
+                    if (last->supported)
+                        m->supported++;
+
+                    snd_pcm_close(m->input_pcm);
+                    m->input_pcm = NULL;
+                }
+    }
+
+    ps->probed = TRUE;
+}
+
+void pa_alsa_profile_set_drop_unsupported(pa_alsa_profile_set *ps) {
+    pa_alsa_profile *p;
+    pa_alsa_mapping *m;
+    void *state;
+
+    pa_assert(ps);
+    pa_assert(ps->probed);
+
+    PA_HASHMAP_FOREACH(p, ps->profiles, state)
+        if (!p->supported) {
+            pa_hashmap_remove(ps->profiles, p->name);
+            profile_free(p);
+        }
+
+    PA_HASHMAP_FOREACH(m, ps->mappings, state)
+        if (m->supported <= 0) {
+            pa_hashmap_remove(ps->mappings, m);
+            mapping_free(m);
+        }
+}
diff --git a/src/modules/alsa/alsa-mixer.h b/src/modules/alsa/alsa-mixer.h
index 240afd6..c4cbc36 100644
--- a/src/modules/alsa/alsa-mixer.h
+++ b/src/modules/alsa/alsa-mixer.h
@@ -38,9 +38,12 @@
 #include <pulsecore/log.h>
 
 typedef struct pa_alsa_fdlist pa_alsa_fdlist;
+typedef struct pa_alsa_setting pa_alsa_setting;
 typedef struct pa_alsa_option pa_alsa_option;
 typedef struct pa_alsa_element pa_alsa_element;
 typedef struct pa_alsa_path pa_alsa_path;
+typedef struct pa_alsa_path_set pa_alsa_path_set;
+typedef struct pa_alsa_mapping pa_alsa_mapping;
 typedef struct pa_alsa_profile pa_alsa_profile;
 typedef struct pa_alsa_profile_set pa_alsa_profile_set;
 
@@ -48,16 +51,17 @@ typedef struct pa_alsa_profile_set pa_alsa_profile_set;
 
 typedef enum pa_alsa_switch_use {
     PA_ALSA_SWITCH_IGNORE,
-    PA_ALSA_SWITCH_MUTE,
-    PA_ALSA_SWITCH_OFF,
-    PA_ALSA_SWITCH_ON,
-    PA_ALSA_SWITCH_SELECT
+    PA_ALSA_SWITCH_MUTE,   /* make this switch follow mute status */
+    PA_ALSA_SWITCH_OFF,    /* set this switch to 'off' unconditionally */
+    PA_ALSA_SWITCH_ON,     /* set this switch to 'on' unconditionally */
+    PA_ALSA_SWITCH_SELECT  /* allow the user to select switch status through a setting */
 } pa_alsa_switch_use_t;
 
 typedef enum pa_alsa_volume_use {
     PA_ALSA_VOLUME_IGNORE,
-    PA_ALSA_VOLUME_MERGE,
-    PA_ALSA_VOLUME_OFF
+    PA_ALSA_VOLUME_MERGE,  /* merge this volume slider into the global volume slider */
+    PA_ALSA_VOLUME_OFF,    /* set this volume to minimal unconditionally */
+    PA_ALSA_VOLUME_ZERO    /* set this volume to 0dB unconditionally */
 } pa_alsa_volume_use_t;
 
 typedef enum pa_alsa_enumeration_use {
@@ -78,20 +82,38 @@ typedef enum pa_alsa_direction {
     PA_ALSA_CAPTURE
 } pa_alsa_direction_t;
 
+/* A setting combines a couple of options into a single entity that
+ * may be selected. Only one setting can be active at the same
+ * time. */
+struct pa_alsa_setting {
+    pa_alsa_path *path;
+    PA_LLIST_FIELDS(pa_alsa_setting);
+
+    pa_idxset *options;
+
+    char *name;
+    char *description;
+    unsigned priority;
+};
+
+/* An option belongs to an element and refers to one enumeration item
+ * of the element is an enumeration item, or a switch status if the
+ * element is a switch item. */
 struct pa_alsa_option {
     pa_alsa_element *element;
     PA_LLIST_FIELDS(pa_alsa_option);
 
     char *alsa_name;
-    unsigned alsa_idx;
+    int alsa_idx;
 
     char *name;
     char *description;
     unsigned priority;
-
-    pa_bool_t expose:1;
 };
 
+/* And element wraps one specific ALSA element. A series of elements *
+make up a path (see below). If the element is an enumeration or switch
+* element it may includes a list of options. */
 struct pa_alsa_element {
     pa_alsa_path *path;
     PA_LLIST_FIELDS(pa_alsa_element);
@@ -106,7 +128,6 @@ struct pa_alsa_element {
     pa_alsa_required_t required;
     pa_alsa_required_t required_absent;
 
-    pa_bool_t expose_options:1;
     pa_bool_t override_map:1;
     pa_bool_t direction_try_other:1;
 
@@ -120,14 +141,21 @@ struct pa_alsa_element {
     PA_LLIST_HEAD(pa_alsa_option, options);
 };
 
+/* A path wraps a series of elements into a single entity which can be
+ * used to control it as if it had a single volume slider, a single
+ * mute switch and a single list of selectable options. */
 struct pa_alsa_path {
-    pa_alsa_profile *profile;
+    pa_alsa_path_set *path_set;
     PA_LLIST_FIELDS(pa_alsa_path);
 
+    pa_alsa_direction_t direction;
+
     char *name;
     char *description;
     unsigned priority;
 
+    pa_bool_t probed:1;
+    pa_bool_t supported:1;
     pa_bool_t has_mute:1;
     pa_bool_t has_volume:1;
     pa_bool_t has_dB:1;
@@ -141,54 +169,92 @@ struct pa_alsa_path {
     pa_alsa_option *option_parse_cache;
 
     PA_LLIST_HEAD(pa_alsa_element, elements);
+    PA_LLIST_HEAD(pa_alsa_setting, settings);
 };
 
-struct pa_alsa_profile {
+/* A path set is simply a set of paths that are applicable to a
+ * device */
+struct pa_alsa_path_set {
+    PA_LLIST_HEAD(pa_alsa_path, paths);
+    pa_alsa_direction_t direction;
+};
+
+int pa_alsa_path_get_volume(pa_alsa_path *p, snd_mixer_t *m, const pa_channel_map *cm, pa_cvolume *v);
+int pa_alsa_path_get_mute(pa_alsa_path *path, snd_mixer_t *m, pa_bool_t *muted);
+
+int pa_alsa_path_set_volume(pa_alsa_path *path, snd_mixer_t *m, const pa_channel_map *cm, pa_cvolume *v);
+int pa_alsa_path_set_mute(pa_alsa_path *path, snd_mixer_t *m, pa_bool_t muted);
+
+int pa_alsa_path_select(pa_alsa_path *p, snd_mixer_t *m);
+
+int pa_alsa_setting_select(pa_alsa_setting *s, snd_mixer_t *m);
+
+pa_alsa_path *pa_alsa_path_new(const char *fname, pa_alsa_direction_t direction);
+pa_alsa_path *pa_alsa_path_synthesize(const char *element, pa_alsa_direction_t direction);
+int pa_alsa_path_probe(pa_alsa_path *p, snd_mixer_t *m);
+pa_bool_t pa_alsa_path_drop_unsupported(pa_alsa_path *p);
+void pa_alsa_path_free(pa_alsa_path *p);
+
+pa_alsa_path_set *pa_alsa_path_set_new(pa_alsa_mapping *m, pa_alsa_direction_t direction);
+void pa_alsa_path_set_probe(pa_alsa_path_set *s, snd_mixer_t *m);
+void pa_alsa_path_set_drop_unsupported(pa_alsa_path_set *s);
+void pa_alsa_path_set_free(pa_alsa_path_set *s);
+
+struct pa_alsa_mapping {
     pa_alsa_profile_set *profile_set;
-    PA_LLIST_FIELDS(pa_alsa_profile);
 
     char *name;
     char *description;
     unsigned priority;
+
     pa_channel_map channel_map;
+
     char **device_strings;
-    char **path_names;
 
-    pa_bool_t probed:1;
+    char **input_path_names;
+    char **output_path_names;
+    char **input_element; /* list of fallbacks */
+    char **output_element;
 
-    PA_LLIST_HEAD(pa_alsa_path, paths);
-};
+    unsigned supported;
 
-struct pa_alsa_profile_set {
-    pa_alsa_direction_t direction;
+    /* Temporarily used during probing */
+    snd_pcm_t *input_pcm;
+    snd_pcm_t *output_pcm;
+};
 
-    /* This is used during parsing only, as a shortcut so that we
-     * don't have to iterate the list all the time */
-    pa_alsa_profile *parse_cache;
+struct pa_alsa_profile {
+    pa_alsa_profile_set *profile_set;
 
-    PA_LLIST_HEAD(pa_alsa_profile, profiles);
-};
+    char *name;
+    char *description;
+    unsigned priority;
 
-int pa_alsa_path_get_volume(snd_mixer_t *m, pa_alsa_path *p, const pa_channel_map *cm, pa_cvolume *v);
-int pa_alsa_path_get_mute(snd_mixer_t *m, pa_alsa_path *path, pa_bool_t *muted);
+    pa_bool_t supported:1;
 
-int pa_alsa_path_set_volume(snd_mixer_t *m, pa_alsa_path *path, const pa_channel_map *cm, pa_cvolume *v);
-int pa_alsa_path_set_mute(snd_mixer_t *m, pa_alsa_path *path, pa_bool_t muted);
+    char **input_mapping_names;
+    char **output_mapping_names;
 
-int pa_alsa_path_select(snd_mixer_t *m, pa_alsa_path *p);
+    pa_idxset *input_mappings;
+    pa_idxset *output_mappings;
+};
 
-pa_alsa_element* pa_alsa_path_iterate_options(pa_alsa_path *path, pa_alsa_element *last);
-pa_alsa_option* pa_alsa_element_iterate_options(pa_alsa_element *e, pa_alsa_option *last);
+struct pa_alsa_profile_set {
+    pa_hashmap *mappings;
+    pa_hashmap *profiles;
 
-int pa_alsa_profile_probe_paths(snd_mixer_t *m, pa_alsa_profile *p);
+    pa_bool_t auto_profiles;
+    pa_bool_t probed:1;
+};
 
-pa_alsa_profile_set* pa_alsa_profile_set_new(const char *fname, pa_alsa_direction_t direction);
+pa_alsa_profile_set* pa_alsa_profile_set_new(const char *fname);
+void pa_alsa_profile_set_probe(pa_alsa_profile_set *ps, const char *dev_id, const pa_sample_spec *ss);
+void pa_alsa_profile_set_drop_unsupported(pa_alsa_profile_set *ps);
 void pa_alsa_profile_set_free(pa_alsa_profile_set *s);
 
 int pa_alsa_prepare_mixer(snd_mixer_t *mixer, const char *dev);
 snd_mixer_elem_t *pa_alsa_find_elem(snd_mixer_t *mixer, const char *name, const char *fallback, pa_bool_t playback);
 int pa_alsa_find_mixer_and_elem(snd_pcm_t *pcm, char **ctl_device, snd_mixer_t **_m, snd_mixer_elem_t **_e, const char *control_name, const pa_alsa_profile_info*profile);
-
 int pa_alsa_calc_mixer_map(snd_mixer_elem_t *elem, const pa_channel_map *channel_map, snd_mixer_selem_channel_id_t mixer_map[], pa_bool_t playback);
 
 pa_alsa_fdlist *pa_alsa_fdlist_new(void);
diff --git a/src/modules/alsa/mixer/paths/analog-input-mic.conf b/src/modules/alsa/mixer/paths/analog-input-mic.conf
index ff38342..f81470f 100644
--- a/src/modules/alsa/mixer/paths/analog-input-mic.conf
+++ b/src/modules/alsa/mixer/paths/analog-input-mic.conf
@@ -4,14 +4,14 @@
 [Path]
 priority = 100
 
-[Capture]
+[Element Capture]
 required-absent = volume
 switch = mute
 volume = ignore
 override-map.1 = all
 override-map.2 = all-left,all-right
 
-[Mic]
+[Element Mic]
 switch = mute
 volume = merge
 override-map.1 = all
diff --git a/src/modules/alsa/mixer/paths/analog-input.conf b/src/modules/alsa/mixer/paths/analog-input.conf
index a3bc35d..d09a14e 100644
--- a/src/modules/alsa/mixer/paths/analog-input.conf
+++ b/src/modules/alsa/mixer/paths/analog-input.conf
@@ -4,20 +4,20 @@
 [Path]
 priority = 100
 
-[Capture]
+[Element Capture]
 required = volume
 switch = mute
 volume = merge
 override-map.1 = all
 override-map.2 = all-left,all-right
 
-[Mic]
+[Element Mic]
 switch = select
 volume = ignore
 override-map.1 = all
 override-map.2 = all-left,all-right
 
-[Mic:on]
+[Option Mic:on]
 name = input-microphone
 priority = 20
 
diff --git a/src/modules/alsa/mixer/paths/analog-input.conf.common b/src/modules/alsa/mixer/paths/analog-input.conf.common
index d2842e5..a094f6d 100644
--- a/src/modules/alsa/mixer/paths/analog-input.conf.common
+++ b/src/modules/alsa/mixer/paths/analog-input.conf.common
@@ -122,181 +122,181 @@ name = input-radio
 [Option Capture Source:Mic/Line]
 name = input
 
-[Capture Source:Line/Mic]
+[Option Capture Source:Line/Mic]
 name = input
 
-[Capture Source:Mic]
+[Option Capture Source:Mic]
 name = input-microphone
 
-[Capture Source:Microphone]
+[Option Capture Source:Microphone]
 name = input-microphone
 
-[Capture Source:Int Mic]
+[Option Capture Source:Int Mic]
 name = input-microphone-internal
 
-[Capture Source:Int DMic]
+[Option Capture Source:Int DMic]
 name = input-microphone-internal
 
-[Capture Source:Internal Mic]
+[Option Capture Source:Internal Mic]
 name = input-microphone-internal
 
-[Capture Source:iMic]
+[Option Capture Source:iMic]
 name = input-microphone-internal
 
-[Capture Source:i-Mic]
+[Option Capture Source:i-Mic]
 name = input-microphone-internal
 
-[Capture Source:Internal Microphone]
+[Option Capture Source:Internal Microphone]
 name = input-microphone-internal
 
-[Capture Source:Front Mic]
+[Option Capture Source:Front Mic]
 name = input-microphone
 
-[Capture Source:Front Microphone]
+[Option Capture Source:Front Microphone]
 name = input-microphone
 
-[Capture Source:Rear Mic]
+[Option Capture Source:Rear Mic]
 name = input-microphone
 
-[Capture Source:Mic1]
+[Option Capture Source:Mic1]
 name = input-microphone
 
-[Capture Source:Mic2]
+[Option Capture Source:Mic2]
 name = input-microphone
 
-[Capture Source:D-Mic]
+[Option Capture Source:D-Mic]
 name = input-microphone
 
-[Capture Source:IntMic]
+[Option Capture Source:IntMic]
 name = input-microphone-internal
 
-[Capture Source:ExtMic]
+[Option Capture Source:ExtMic]
 name = input-microphone-external
 
-[Capture Source:Ext Mic]
+[Option Capture Source:Ext Mic]
 name = input-microphone-external
 
-[Capture Source:E-Mic]
+[Option Capture Source:E-Mic]
 name = input-microphone-external
 
-[Capture Source:e-Mic]
+[Option Capture Source:e-Mic]
 name = input-microphone-external
 
-[Capture Source:LineIn]
+[Option Capture Source:LineIn]
 name = input-linein
 
-[Capture Source:Analog]
+[Option Capture Source:Analog]
 name = input
 
-[Capture Source:Line]
+[Option Capture Source:Line]
 name = input-linein
 
-[Capture Source:Line-In]
+[Option Capture Source:Line-In]
 name = input-linein
 
-[Capture Source:Line In]
+[Option Capture Source:Line In]
 name = input-linein
 
-[Capture Source:Video]
+[Option Capture Source:Video]
 name = input-video
 
-[Capture Source:Aux]
+[Option Capture Source:Aux]
 name = input
 
-[Capture Source:Aux0]
+[Option Capture Source:Aux0]
 name = input
 
-[Capture Source:Aux1]
+[Option Capture Source:Aux1]
 name = input
 
-[Capture Source:Aux2]
+[Option Capture Source:Aux2]
 name = input
 
-[Capture Source:Aux3]
+[Option Capture Source:Aux3]
 name = input
 
-[Capture Source:AUX IN]
+[Option Capture Source:AUX IN]
 name = input
 
-[Capture Source:Aux In]
+[Option Capture Source:Aux In]
 name = input
 
-[Capture Source:AOUT]
+[Option Capture Source:AOUT]
 name = input
 
-[Capture Source:AUX]
+[Option Capture Source:AUX]
 name = input
 
-[Capture Source:Cam Mic]
+[Option Capture Source:Cam Mic]
 name = input-microphone
 
-[Capture Source:Digital Mic]
+[Option Capture Source:Digital Mic]
 name = input-microphone
 
-[Capture Source:Digital Mic 1]
+[Option Capture Source:Digital Mic 1]
 name = input-microphone
 
-[Capture Source:Digital Mic 2]
+[Option Capture Source:Digital Mic 2]
 name = input-microphone
 
-[Capture Source:Analog Inputs]
+[Option Capture Source:Analog Inputs]
 name = input
 
-[Capture Source:Unknown1]
+[Option Capture Source:Unknown1]
 name = input
 
-[Capture Source:Unknown2]
+[Option Capture Source:Unknown2]
 name = input
 
-[Capture Source:Docking-Station]
+[Option Capture Source:Docking-Station]
 name = input-docking
 
-[Capture Source:Dock Mic]
+[Option Capture Source:Dock Mic]
 name = input-docking-microphone
 
 ;;; Various Boosts
 
-[Mic Boost (+20dB)]
+[Element Mic Boost (+20dB)]
 switch = select
 
-[Mic Boost (+20dB):on]
+[Option Mic Boost (+20dB):on]
 name = capture-boost-on
 
-[Mic Boost (+20dB):off]
+[Option Mic Boost (+20dB):off]
 name = capture-boost-off
 
-[Capture Boost]
+[Option Capture Boost]
 switch = select
 
-[Capture Boost:on]
+[Option Capture Boost:on]
 name = capture-boost-on
 
-[Capture Boost:off]
+[Option Capture Boost:off]
 name = capture-boost-off
 
-[Mic Boost]
+[Element Mic Boost]
 switch = select
 
-[Mic Boost:on]
+[Option Mic Boost:on]
 name = capture-boost-on
 
-[Mic Boost:off]
+[Option Mic Boost:off]
 name = capture-boost-off
 
-[Front Mic Boost]
+[Element Front Mic Boost]
 switch = select
 
-[Front Mic Boost:on]
+[Option Front Mic Boost:on]
 name = capture-boost-on
 
-[Front Mic Boost:off]
+[Option Front Mic Boost:off]
 name = capture-boost-off
 
-[Auto Gain Control]
+[Element Auto Gain Control]
 switch = select
 
-[Auto Gain Control:on]
+[Option Auto Gain Control:on]
 name = capture-agc-on
 
-[Auto Gain Control:off]
+[Option Auto Gain Control:off]
 name = capture-agc-on
diff --git a/src/modules/alsa/mixer/paths/analog-output-headphones.conf b/src/modules/alsa/mixer/paths/analog-output-headphones.conf
index e520273..6559d16 100644
--- a/src/modules/alsa/mixer/paths/analog-output-headphones.conf
+++ b/src/modules/alsa/mixer/paths/analog-output-headphones.conf
@@ -3,50 +3,50 @@
 [Path]
 priority = 90
 
-[Hardware Master]
+[Element Hardware Master]
 switch = mute
 volume = merge
 override-map.1 = all
 override-map.2 = all-left,all-right
 
-[Master]
+[Element Master]
 switch = mute
 volume = merge
 override-map.1 = all
 override-map.2 = all-left,all-right
 
-[Master Mono]
+[Element Master Mono]
 switch = off
 volume = off
 
-[Headphone]
+[Element Headphone]
 required = any
 switch = mute
 volume = merge
 override-map.1 = all
 override-map.2 = all-left,all-right
 
-[Front]
+[Element Front]
 switch = off
 volume = off
 
-[Rear]
+[Element Rear]
 switch = off
 volume = off
 
-[Sourround]
+[Element Sourround]
 switch = off
 volume = off
 
-[Side]
+[Element Side]
 switch = off
 volume = off
 
-[Center]
+[Element Center]
 switch = off
 volume = off
 
-[LFE]
+[Element LFE]
 switch = off
 volume = off
 
diff --git a/src/modules/alsa/mixer/paths/analog-output-lfe-on-mono.conf b/src/modules/alsa/mixer/paths/analog-output-lfe-on-mono.conf
index 65756e5..afc19e3 100644
--- a/src/modules/alsa/mixer/paths/analog-output-lfe-on-mono.conf
+++ b/src/modules/alsa/mixer/paths/analog-output-lfe-on-mono.conf
@@ -4,50 +4,50 @@
 [Path]
 priority = 40
 
-[Hardware Master]
+[Element Hardware Master]
 switch = mute
 volume = merge
 override-map.1 = all
 override-map.2 = all-left,all-right
 
-[Master]
+[Element Master]
 switch = mute
 volume = merge
 override-map.1 = all-no-lfe
 override-map.2 = all-left-no-lfe,all-right-no-lfe
 
-[Master Mono]
+[Element Master Mono]
 required = any
 switch = mute
 volume = merge
 override-map.1 = lfe
 override-map.2 = lfe,lfe
 
-[Headphone]
+[Element Headphone]
 switch = off
 volume = off
 
-[Front]
+[Element Front]
 switch = off
 volume = off
 
-[Rear]
+[Element Rear]
 switch = off
 volume = off
 
-[Sourround]
+[Element Sourround]
 switch = off
 volume = off
 
-[Side]
+[Element Side]
 switch = off
 volume = off
 
-[Center]
+[Element Center]
 switch = off
 volume = off
 
-[LFE]
+[Element LFE]
 switch = off
 volume = off
 
diff --git a/src/modules/alsa/mixer/paths/analog-output-mono.conf b/src/modules/alsa/mixer/paths/analog-output-mono.conf
index 8fe144b..88af602 100644
--- a/src/modules/alsa/mixer/paths/analog-output-mono.conf
+++ b/src/modules/alsa/mixer/paths/analog-output-mono.conf
@@ -3,48 +3,48 @@
 [Path]
 priority = 50
 
-[Hardware Master]
+[Element Hardware Master]
 switch = mute
 volume = merge
 override-map.1 = all
 override-map.2 = all-left,all-right
 
-[Master]
+[Element Master]
 switch = off
 volume = off
 
-[Master Mono]
+[Element Master Mono]
 required = any
 switch = mute
 volume = merge
 override-map.1 = all
 override-map.2 = all-left,all-right
 
-[Headphone]
+[Element Headphone]
 switch = off
 volume = off
 
-[Front]
+[Element Front]
 switch = off
 volume = off
 
-[Rear]
+[Element Rear]
 switch = off
 volume = off
 
-[Sourround]
+[Element Sourround]
 switch = off
 volume = off
 
-[Side]
+[Element Side]
 switch = off
 volume = off
 
-[Center]
+[Element Center]
 switch = off
 volume = off
 
-[LFE]
+[Element LFE]
 switch = off
 volume = off
 
diff --git a/src/modules/alsa/mixer/paths/analog-output.conf b/src/modules/alsa/mixer/paths/analog-output.conf
index 2017a93..d7fa91d 100644
--- a/src/modules/alsa/mixer/paths/analog-output.conf
+++ b/src/modules/alsa/mixer/paths/analog-output.conf
@@ -3,57 +3,57 @@
 [Path]
 priority = 100
 
-[Hardware Master]
+[Element Hardware Master]
 switch = mute
 volume = merge
 override-map.1 = all
 override-map.2 = all-left,all-right
 
-[Master]
+[Element Master]
 switch = mute
 volume = merge
 override-map.1 = all
 override-map.2 = all-left,all-right
 
-[Master Mono]
+[Element Master Mono]
 switch = off
 volume = off
 
-[Headphone]
+[Element Headphone]
 switch = off
 volume = off
 
-[Front]
+[Element Front]
 switch = mute
 volume = merge
 override-map.1 = all-front
 override-map.2 = front-left,front-right
 
-[Rear]
+[Element Rear]
 switch = mute
 volume = merge
 override-map.1 = all-rear
 override-map.2 = rear-left,rear-right
 
-[Sourround]
+[Element Sourround]
 switch = mute
 volume = merge
 override-map.1 = all-rear
 override-map.2 = rear-left,rear-right
 
-[Side]
+[Element Side]
 switch = mute
 volume = merge
 override-map.1 = all-side
 override-map.2 = side-left,side-right
 
-[Center]
+[Element Center]
 switch = mute
 volume = merge
 override-map.1 = all-center
 override-map.2 = all-center,all-center
 
-[LFE]
+[Element LFE]
 switch = mute
 volume = merge
 override-map.1 = lfe
diff --git a/src/modules/alsa/mixer/paths/analog-output.conf.common b/src/modules/alsa/mixer/paths/analog-output.conf.common
index d05bfb5..c6fb36a 100644
--- a/src/modules/alsa/mixer/paths/analog-output.conf.common
+++ b/src/modules/alsa/mixer/paths/analog-output.conf.common
@@ -1,19 +1,19 @@
 # Common part of all paths
 
-# [Path]
+# [General]
 # priority = ...
 # description = ...
 #
-# [Element:Option]
+# [Option ...:...]
 # name = ...
 # priority = ...
 #
-# [Element]
+# [Element ...]
 # required = ignore | switch | volume | enumeration | any
 # required-absent = ignore | switch | volume
 #
 # switch = ignore | mute | off | on | select
-# volume = ignore | merge | off
+# volume = ignore | merge | off | zero
 # enumeration = ignore | select
 #
 # direction = playback | capture
@@ -22,19 +22,19 @@
 # override-map.1 = ...
 # override-map.2 = ...
 
-[PCM]
+[Element PCM]
 switch = mute
 volume = merge
 override-map.1 = all
 override-map.2 = all-left,all-right
 
-[External Amplifier]
+[Element External Amplifier]
 switch = select
 
-[External Amplifier:on]
+[Option External Amplifier:on]
 name = amplifier-on
 priority = 0
 
-[External Amplifier:off]
+[Option External Amplifier:off]
 name = amplifier-off
 priority = 10
diff --git a/src/modules/alsa/mixer/profiles/default.conf b/src/modules/alsa/mixer/profiles/default.conf
index c25c4d7..dc378bb 100644
--- a/src/modules/alsa/mixer/profiles/default.conf
+++ b/src/modules/alsa/mixer/profiles/default.conf
@@ -1,17 +1,24 @@
 # Profile definitions for PulseAudio's ALSA backend
-
+#
 # [Mapping id]
 # device-strings = ...
 # channel-map = ...
 # description = ...
 # paths-input = ...
 # paths-output = ...
+# element-input = ...
+# element-output = ...
 # priority = ...
 #
 # [Profile id]
 # input-mappings = ...
 # output-mappings = ...
 # description = ...
+# priority = ...
+# skip-probe = yes | no
+
+[General]
+auto-profiles = yes
 
 [Mapping analog-mono]
 device-strings = hw
diff --git a/src/modules/module-ladspa-sink.c b/src/modules/module-ladspa-sink.c
index 15af74a..21f4a8f 100644
--- a/src/modules/module-ladspa-sink.c
+++ b/src/modules/module-ladspa-sink.c
@@ -27,6 +27,7 @@
 #endif
 
 #include <pulse/xmalloc.h>
+#include <pulse/i18n.h>
 
 #include <pulsecore/core-error.h>
 #include <pulsecore/namereg.h>
@@ -45,20 +46,20 @@
 #include "ladspa.h"
 
 PA_MODULE_AUTHOR("Lennart Poettering");
-PA_MODULE_DESCRIPTION("Virtual LADSPA sink");
+PA_MODULE_DESCRIPTION(_("Virtual LADSPA sink"));
 PA_MODULE_VERSION(PACKAGE_VERSION);
 PA_MODULE_LOAD_ONCE(FALSE);
 PA_MODULE_USAGE(
-        "sink_name=<name for the sink> "
-        "sink_properties=<properties for the sink> "
-        "master=<name of sink to remap> "
-        "format=<sample format> "
-        "rate=<sample rate> "
-        "channels=<number of channels> "
-        "channel_map=<channel map> "
-        "plugin=<ladspa plugin name> "
-        "label=<ladspa plugin label> "
-        "control=<comma seperated list of input control values>");
+        _("sink_name=<name for the sink> "
+          "sink_properties=<properties for the sink> "
+          "master=<name of sink to filter> "
+          "format=<sample format> "
+          "rate=<sample rate> "
+          "channels=<number of channels> "
+          "channel_map=<channel map> "
+          "plugin=<ladspa plugin name> "
+          "label=<ladspa plugin label> "
+          "control=<comma seperated list of input control values>"));
 
 #define MEMBLOCKQ_MAXLENGTH (16*1024*1024)
 
diff --git a/src/pulsecore/conf-parser.c b/src/pulsecore/conf-parser.c
index 2bc9e8c..dfe327b 100644
--- a/src/pulsecore/conf-parser.c
+++ b/src/pulsecore/conf-parser.c
@@ -112,6 +112,9 @@ static int parse_line(const char *filename, unsigned line, char **section, const
     if (!*b)
         return 0;
 
+    if (pa_startswith(b, ".include "))
+        return pa_config_parse(strip(b+9), NULL, t, userdata);
+
     if (*b == '[') {
         size_t k;
 

commit 09279c269b9bffde70ddbd2ba140fd123b6cd064
Author: Lennart Poettering <lennart at poettering.net>
Date:   Fri Jun 12 03:28:02 2009 +0200

    svae it for now

diff --git a/src/modules/alsa/alsa-mixer.c b/src/modules/alsa/alsa-mixer.c
index f6cd6b5..a30fdc2 100644
--- a/src/modules/alsa/alsa-mixer.c
+++ b/src/modules/alsa/alsa-mixer.c
@@ -48,6 +48,21 @@
 #include "alsa-mixer.h"
 #include "alsa-util.h"
 
+struct description_map {
+    const char *name;
+    const char *description;
+};
+
+static const char *lookup_description(const char *name, const struct description_map dm[], unsigned n) {
+    unsigned i;
+
+    for (i = 0; i < n; i++)
+        if (pa_streq(dm[i].name, name))
+            return dm[i].description;
+
+    return NULL;
+}
+
 struct pa_alsa_fdlist {
     unsigned num_fds;
     struct pollfd *fds;
@@ -248,11 +263,30 @@ int pa_alsa_prepare_mixer(snd_mixer_t *mixer, const char *dev) {
 
     pa_log_info("Successfully attached to mixer '%s'", dev);
 
-    PA_DEBUG_TRAP;
     ps = pa_alsa_profile_set_new(NULL);
 
-    if (ps)
+    if (ps) {
+        pa_sample_spec ss;
+        pa_alsa_path_set *paths;
+
+        ss.channels = 2;
+        ss.rate = 44100;
+        ss.format = PA_SAMPLE_S16NE;
+        pa_alsa_profile_set_probe(ps, "Audio", &ss);
+        pa_alsa_profile_set_drop_unsupported(ps);
+        pa_alsa_profile_set_dump(ps);
+
+        if ((paths = pa_alsa_path_set_new(pa_hashmap_first(ps->mappings), PA_ALSA_DIRECTION_OUTPUT))) {
+            pa_alsa_path_set_dump(paths);
+            pa_alsa_path_set_probe(paths, mixer);
+            pa_alsa_path_set_drop_unsupported(paths);
+            pa_alsa_path_set_dump(paths);
+            pa_alsa_path_set_free(paths);
+
+        }
+
         pa_alsa_profile_set_free(ps);
+    }
 
     return 0;
 }
@@ -700,7 +734,7 @@ static int element_get_volume(pa_alsa_element *e, snd_mixer_t *m, const pa_chann
         if (e->has_dB) {
             long value = 0;
 
-            if (e->direction == PA_ALSA_PLAYBACK)
+            if (e->direction == PA_ALSA_DIRECTION_OUTPUT)
                 r = snd_mixer_selem_get_playback_dB(me, c, &value);
             else
                 r = snd_mixer_selem_get_capture_dB(me, c, &value);
@@ -713,7 +747,7 @@ static int element_get_volume(pa_alsa_element *e, snd_mixer_t *m, const pa_chann
         } else {
             long value = 0;
 
-            if (e->direction == PA_ALSA_PLAYBACK) {
+            if (e->direction == PA_ALSA_DIRECTION_OUTPUT) {
                 r = snd_mixer_selem_get_playback_volume(me, c, &value);
             } else
                 r = snd_mixer_selem_get_capture_volume(me, c, &value);
@@ -725,11 +759,11 @@ static int element_get_volume(pa_alsa_element *e, snd_mixer_t *m, const pa_chann
         }
 
         for (k = 0; k < cm->channels; k++)
-            if (e->masks[c][e->n_channels] & PA_CHANNEL_POSITION_MASK(cm->map[k]))
+            if (e->masks[c][e->n_channels-1] & PA_CHANNEL_POSITION_MASK(cm->map[k]))
                 if (v->values[k] < f)
                     v->values[k] = f;
 
-        mask |= e->masks[c][e->n_channels];
+        mask |= e->masks[c][e->n_channels-1];
     }
 
     for (k = 0; k < cm->channels; k++)
@@ -794,7 +828,7 @@ static int element_get_switch(pa_alsa_element *e, snd_mixer_t *m, pa_bool_t *b)
         int r;
         int value = 0;
 
-        if (e->direction == PA_ALSA_PLAYBACK)
+        if (e->direction == PA_ALSA_DIRECTION_OUTPUT)
             r = snd_mixer_selem_get_playback_switch(me, c, &value);
         else
             r = snd_mixer_selem_get_capture_switch(me, c, &value);
@@ -866,14 +900,14 @@ static int element_set_volume(pa_alsa_element *e, snd_mixer_t *m, const pa_chann
         pa_volume_t f = PA_VOLUME_MUTED;
 
         for (k = 0; k < cm->channels; k++)
-            if (e->masks[c][e->n_channels] & PA_CHANNEL_POSITION_MASK(cm->map[k]))
+            if (e->masks[c][e->n_channels-1] & PA_CHANNEL_POSITION_MASK(cm->map[k]))
                 if (v->values[k] > f)
                     f = v->values[k];
 
         if (e->has_dB) {
             long value = to_alsa_dB(f);
 
-            if (e->direction == PA_ALSA_PLAYBACK) {
+            if (e->direction == PA_ALSA_DIRECTION_OUTPUT) {
                 if ((r = snd_mixer_selem_set_playback_dB(me, c, value, +1)) >= 0)
                     r = snd_mixer_selem_get_playback_dB(me, c, &value);
             } else {
@@ -891,7 +925,7 @@ static int element_set_volume(pa_alsa_element *e, snd_mixer_t *m, const pa_chann
 
             value = to_alsa_volume(f, e->min_volume, e->max_volume);
 
-            if (e->direction == PA_ALSA_PLAYBACK) {
+            if (e->direction == PA_ALSA_DIRECTION_OUTPUT) {
                 if ((r = snd_mixer_selem_set_playback_volume(me, c, value)) >= 0)
                     r = snd_mixer_selem_get_playback_volume(me, c, &value);
             } else {
@@ -906,11 +940,11 @@ static int element_set_volume(pa_alsa_element *e, snd_mixer_t *m, const pa_chann
         }
 
         for (k = 0; k < cm->channels; k++)
-            if (e->masks[c][e->n_channels] & PA_CHANNEL_POSITION_MASK(cm->map[k]))
+            if (e->masks[c][e->n_channels-1] & PA_CHANNEL_POSITION_MASK(cm->map[k]))
                 if (rv.values[k] < f)
                     rv.values[k] = f;
 
-        mask |= e->masks[c][e->n_channels];
+        mask |= e->masks[c][e->n_channels-1];
     }
 
     for (k = 0; k < cm->channels; k++)
@@ -974,7 +1008,7 @@ static int element_set_switch(pa_alsa_element *e, snd_mixer_t *m, pa_bool_t b) {
     if (!(me = snd_mixer_find_selem(m, sid)))
         return -1;
 
-    if (e->direction == PA_ALSA_PLAYBACK)
+    if (e->direction == PA_ALSA_DIRECTION_OUTPUT)
         r = snd_mixer_selem_set_playback_switch_all(me, b);
     else
         r = snd_mixer_selem_set_capture_switch_all(me, b);
@@ -1018,7 +1052,7 @@ static int element_mute_volume(pa_alsa_element *e, snd_mixer_t *m) {
     if (!(me = snd_mixer_find_selem(m, sid)))
         return -1;
 
-    if (e->direction == PA_ALSA_PLAYBACK)
+    if (e->direction == PA_ALSA_DIRECTION_OUTPUT)
         r = snd_mixer_selem_set_playback_volume_all(me, e->min_volume);
     else
         r = snd_mixer_selem_set_capture_volume_all(me, e->min_volume);
@@ -1039,7 +1073,7 @@ static int element_zero_volume(pa_alsa_element *e, snd_mixer_t *m) {
     if (!(me = snd_mixer_find_selem(m, sid)))
         return -1;
 
-    if (e->direction == PA_ALSA_PLAYBACK)
+    if (e->direction == PA_ALSA_DIRECTION_OUTPUT)
         r = snd_mixer_selem_set_playback_dB_all(me, 0, +1);
     else
         r = snd_mixer_selem_set_capture_dB_all(me, 0, +1);
@@ -1105,7 +1139,7 @@ static int check_required(pa_alsa_element *e, snd_mixer_elem_t *me) {
     pa_assert(e);
     pa_assert(me);
 
-    if (e->direction == PA_ALSA_PLAYBACK) {
+    if (e->direction == PA_ALSA_DIRECTION_OUTPUT) {
         has_switch =
             snd_mixer_selem_has_playback_switch(me) ||
             (e->direction_try_other && snd_mixer_selem_has_capture_switch(me));
@@ -1115,7 +1149,7 @@ static int check_required(pa_alsa_element *e, snd_mixer_elem_t *me) {
             (e->direction_try_other && snd_mixer_selem_has_playback_switch(me));
     }
 
-    if (e->direction == PA_ALSA_PLAYBACK) {
+    if (e->direction == PA_ALSA_DIRECTION_OUTPUT) {
         has_volume =
             snd_mixer_selem_has_playback_volume(me) ||
             (e->direction_try_other && snd_mixer_selem_has_capture_volume(me));
@@ -1168,11 +1202,11 @@ static int element_probe(pa_alsa_element *e, snd_mixer_t *m) {
     }
 
     if (e->switch_use != PA_ALSA_SWITCH_IGNORE) {
-        if (e->direction == PA_ALSA_PLAYBACK) {
+        if (e->direction == PA_ALSA_DIRECTION_OUTPUT) {
 
             if (!snd_mixer_selem_has_playback_switch(me)) {
                 if (e->direction_try_other && snd_mixer_selem_has_capture_switch(me))
-                    e->direction = PA_ALSA_CAPTURE;
+                    e->direction = PA_ALSA_DIRECTION_INPUT;
                 else
                     e->switch_use = PA_ALSA_SWITCH_IGNORE;
             }
@@ -1181,7 +1215,7 @@ static int element_probe(pa_alsa_element *e, snd_mixer_t *m) {
 
             if (!snd_mixer_selem_has_capture_switch(me)) {
                 if (e->direction_try_other && snd_mixer_selem_has_playback_switch(me))
-                    e->direction = PA_ALSA_PLAYBACK;
+                    e->direction = PA_ALSA_DIRECTION_OUTPUT;
                 else
                     e->switch_use = PA_ALSA_SWITCH_IGNORE;
             }
@@ -1192,11 +1226,12 @@ static int element_probe(pa_alsa_element *e, snd_mixer_t *m) {
     }
 
     if (e->volume_use != PA_ALSA_VOLUME_IGNORE) {
-        if (e->direction == PA_ALSA_PLAYBACK) {
+
+        if (e->direction == PA_ALSA_DIRECTION_OUTPUT) {
 
             if (!snd_mixer_selem_has_playback_volume(me)) {
                 if (e->direction_try_other && snd_mixer_selem_has_capture_volume(me))
-                    e->direction = PA_ALSA_CAPTURE;
+                    e->direction = PA_ALSA_DIRECTION_INPUT;
                 else
                     e->volume_use = PA_ALSA_VOLUME_IGNORE;
             }
@@ -1205,7 +1240,7 @@ static int element_probe(pa_alsa_element *e, snd_mixer_t *m) {
 
             if (!snd_mixer_selem_has_capture_volume(me)) {
                 if (e->direction_try_other && snd_mixer_selem_has_playback_volume(me))
-                    e->direction = PA_ALSA_PLAYBACK;
+                    e->direction = PA_ALSA_DIRECTION_OUTPUT;
                 else
                     e->volume_use = PA_ALSA_VOLUME_IGNORE;
             }
@@ -1215,10 +1250,9 @@ static int element_probe(pa_alsa_element *e, snd_mixer_t *m) {
             long min_dB = 0, max_dB = 0;
             pa_channel_position_t p;
             pa_bool_t is_mono;
-
             e->direction_try_other = FALSE;
 
-            if (e->direction == PA_ALSA_PLAYBACK)
+            if (e->direction == PA_ALSA_DIRECTION_OUTPUT)
                 e->has_dB = snd_mixer_selem_get_playback_dB_range(me, &min_dB, &max_dB) >= 0;
             else
                 e->has_dB = snd_mixer_selem_get_capture_dB_range(me, &min_dB, &max_dB) >= 0;
@@ -1228,7 +1262,7 @@ static int element_probe(pa_alsa_element *e, snd_mixer_t *m) {
                 e->max_dB = ((double) max_dB) / 100.0;
             }
 
-            if (e->direction == PA_ALSA_PLAYBACK) {
+            if (e->direction == PA_ALSA_DIRECTION_OUTPUT) {
                 if (snd_mixer_selem_get_playback_volume_range(me, &e->min_volume, &e->max_volume) < 0)
                     return -1;
             } else {
@@ -1236,7 +1270,7 @@ static int element_probe(pa_alsa_element *e, snd_mixer_t *m) {
                     return -1;
             }
 
-            if (e->direction == PA_ALSA_PLAYBACK)
+            if (e->direction == PA_ALSA_DIRECTION_OUTPUT)
                 is_mono = snd_mixer_selem_is_playback_mono(me) > 0;
             else
                 is_mono = snd_mixer_selem_is_capture_mono(me) > 0;
@@ -1244,34 +1278,50 @@ static int element_probe(pa_alsa_element *e, snd_mixer_t *m) {
             if (is_mono) {
                 e->n_channels = 1;
 
-                if (!e->override_map)
-                    e->masks[SND_MIXER_SCHN_MONO][e->n_channels] = PA_CHANNEL_POSITION_MASK_ALL;
+                if (!e->override_map) {
+                    for (p = PA_CHANNEL_POSITION_FRONT_LEFT; p < PA_CHANNEL_POSITION_MAX; p++)
+                        e->masks[alsa_channel_ids[p]][e->n_channels-1] = 0;
+                    e->masks[SND_MIXER_SCHN_MONO][e->n_channels-1] = PA_CHANNEL_POSITION_MASK_ALL;
+                }
+
+                e->merged_mask = e->masks[SND_MIXER_SCHN_MONO][e->n_channels-1];
             } else {
                 e->n_channels = 0;
-                for (p = PA_CHANNEL_POSITION_FRONT_LEFT; p < PA_CHANNEL_POSITION_MAX; p++)
-                    if (alsa_channel_ids[p] != SND_MIXER_SCHN_UNKNOWN) {
-                        if (e->direction == PA_ALSA_PLAYBACK)
-                            e->n_channels += snd_mixer_selem_has_playback_channel(me, alsa_channel_ids[p]) > 0;
-                        else
-                            e->n_channels += snd_mixer_selem_has_capture_channel(me, alsa_channel_ids[p]) > 0;
-                    }
+                for (p = PA_CHANNEL_POSITION_FRONT_LEFT; p < PA_CHANNEL_POSITION_MAX; p++) {
+
+                    if (alsa_channel_ids[p] == SND_MIXER_SCHN_UNKNOWN)
+                        continue;
+
+                    if (e->direction == PA_ALSA_DIRECTION_OUTPUT)
+                        e->n_channels += snd_mixer_selem_has_playback_channel(me, alsa_channel_ids[p]) > 0;
+                    else
+                        e->n_channels += snd_mixer_selem_has_capture_channel(me, alsa_channel_ids[p]) > 0;
+                }
 
-                if (e->n_channels <= 0)
+                if (e->n_channels <= 0) {
+                    pa_log_warn("Volume element with no channels?");
                     return -1;
+                }
 
                 if (!e->override_map) {
-                    for (p = PA_CHANNEL_POSITION_FRONT_LEFT; p < PA_CHANNEL_POSITION_MAX; p++)
-                        if (alsa_channel_ids[p] != SND_MIXER_SCHN_UNKNOWN) {
-                            pa_bool_t has_channel;
+                    for (p = PA_CHANNEL_POSITION_FRONT_LEFT; p < PA_CHANNEL_POSITION_MAX; p++) {
+                        pa_bool_t has_channel;
 
-                            if (e->direction == PA_ALSA_PLAYBACK)
-                                has_channel = snd_mixer_selem_has_playback_channel(me, alsa_channel_ids[p]) > 0;
-                            else
-                                has_channel = snd_mixer_selem_has_capture_channel(me, alsa_channel_ids[p]) > 0;
+                        if (alsa_channel_ids[p] == SND_MIXER_SCHN_UNKNOWN)
+                            continue;
 
-                            e->masks[alsa_channel_ids[p]][e->n_channels] = has_channel ? PA_CHANNEL_POSITION_MASK(p) : 0;
-                        }
+                        if (e->direction == PA_ALSA_DIRECTION_OUTPUT)
+                            has_channel = snd_mixer_selem_has_playback_channel(me, alsa_channel_ids[p]) > 0;
+                        else
+                            has_channel = snd_mixer_selem_has_capture_channel(me, alsa_channel_ids[p]) > 0;
+
+                        e->masks[alsa_channel_ids[p]][e->n_channels-1] = has_channel ? PA_CHANNEL_POSITION_MASK(p) : 0;
+                    }
                 }
+
+                e->merged_mask = 0;
+                for (p = PA_CHANNEL_POSITION_FRONT_LEFT; p < PA_CHANNEL_POSITION_MAX; p++)
+                    e->merged_mask |= e->masks[alsa_channel_ids[p]][e->n_channels-1];
             }
         }
     }
@@ -1282,16 +1332,18 @@ static int element_probe(pa_alsa_element *e, snd_mixer_t *m) {
     return 0;
 }
 
-static pa_alsa_element* element_get(pa_alsa_path *p, const char *section) {
+static pa_alsa_element* element_get(pa_alsa_path *p, const char *section, pa_bool_t prefixed) {
     pa_alsa_element *e;
 
     pa_assert(p);
     pa_assert(section);
 
-    if (!pa_startswith(section, "Element "))
-        return NULL;
+    if (prefixed) {
+        if (!pa_startswith(section, "Element "))
+            return NULL;
 
-    section += 8;
+        section += 8;
+    }
 
     /* This is not an element section, but an enum section? */
     if (strchr(section, ':'))
@@ -1328,7 +1380,7 @@ static pa_alsa_option* option_get(pa_alsa_path *p, const char *section) {
     section += 7;
 
     /* This is not an enum section, but an element section? */
-    if (!(on = strrchr(section, ':')))
+    if (!(on = strchr(section, ':')))
         return NULL;
 
     en = pa_xstrndup(section, on - section);
@@ -1341,7 +1393,7 @@ static pa_alsa_option* option_get(pa_alsa_path *p, const char *section) {
         return p->option_parse_cache;
     }
 
-    pa_assert_se(e = element_get(p, en));
+    pa_assert_se(e = element_get(p, en, FALSE));
     pa_xfree(en);
 
     PA_LLIST_FOREACH(o, e->options)
@@ -1350,7 +1402,7 @@ static pa_alsa_option* option_get(pa_alsa_path *p, const char *section) {
 
     o = pa_xnew0(pa_alsa_option, 1);
     o->element = e;
-    e->alsa_name = pa_xstrdup(on);
+    o->alsa_name = pa_xstrdup(on);
 
     PA_LLIST_PREPEND(pa_alsa_option, e->options, o);
 
@@ -1373,7 +1425,7 @@ static int element_parse_switch(
 
     pa_assert(p);
 
-    if (!(e = element_get(p, section))) {
+    if (!(e = element_get(p, section, TRUE))) {
         pa_log("[%s:%u] Switch makes no sense in '%s'", filename, line, section);
         return -1;
     }
@@ -1410,7 +1462,7 @@ static int element_parse_volume(
 
     pa_assert(p);
 
-    if (!(e = element_get(p, section))) {
+    if (!(e = element_get(p, section, TRUE))) {
         pa_log("[%s:%u] Volume makes no sense in '%s'", filename, line, section);
         return -1;
     }
@@ -1445,7 +1497,7 @@ static int element_parse_enumeration(
 
     pa_assert(p);
 
-    if (!(e = element_get(p, section))) {
+    if (!(e = element_get(p, section, TRUE))) {
         pa_log("[%s:%u] Enumeration makes no sense in '%s'", filename, line, section);
         return -1;
     }
@@ -1511,7 +1563,7 @@ static int option_parse_name(
     }
 
     pa_xfree(o->name);
-    p->name = pa_xstrdup(rvalue);
+    o->name = pa_xstrdup(rvalue);
 
     return 0;
 }
@@ -1531,20 +1583,20 @@ static int element_parse_required(
 
     pa_assert(p);
 
-    if (!(e = element_get(p, section))) {
+    if (!(e = element_get(p, section, TRUE))) {
         pa_log("[%s:%u] Required makes no sense in '%s'", filename, line, section);
         return -1;
     }
 
     if (pa_streq(rvalue, "ignore"))
         req = PA_ALSA_REQUIRED_IGNORE;
-    else if (pa_streq(lvalue, "switch"))
+    else if (pa_streq(rvalue, "switch"))
         req = PA_ALSA_REQUIRED_SWITCH;
-    else if (pa_streq(lvalue, "volume"))
+    else if (pa_streq(rvalue, "volume"))
         req = PA_ALSA_REQUIRED_VOLUME;
-    else if (pa_streq(lvalue, "enumeration"))
+    else if (pa_streq(rvalue, "enumeration"))
         req = PA_ALSA_REQUIRED_ENUMERATION;
-    else if (pa_streq(lvalue, "any"))
+    else if (pa_streq(rvalue, "any"))
         req = PA_ALSA_REQUIRED_ANY;
     else {
         pa_log("[%s:%u] Required invalid of '%s'", filename, line, section);
@@ -1573,15 +1625,15 @@ static int element_parse_direction(
 
     pa_assert(p);
 
-    if (!(e = element_get(p, section))) {
+    if (!(e = element_get(p, section, TRUE))) {
         pa_log("[%s:%u] Direction makes no sense in '%s'", filename, line, section);
         return -1;
     }
 
     if (pa_streq(rvalue, "playback"))
-        e->direction = PA_ALSA_PLAYBACK;
+        e->direction = PA_ALSA_DIRECTION_OUTPUT;
     else if (pa_streq(rvalue, "capture"))
-        e->direction = PA_ALSA_CAPTURE;
+        e->direction = PA_ALSA_DIRECTION_INPUT;
     else {
         pa_log("[%s:%u] Direction invalid of '%s'", filename, line, section);
         return -1;
@@ -1603,7 +1655,7 @@ static int element_parse_direction_try_other(
     pa_alsa_element *e;
     int yes;
 
-    if (!(e = element_get(p, section))) {
+    if (!(e = element_get(p, section, TRUE))) {
         pa_log("[%s:%u] Direction makes no sense in '%s'", filename, line, section);
         return -1;
     }
@@ -1618,31 +1670,36 @@ static int element_parse_direction_try_other(
 }
 
 static pa_channel_position_mask_t parse_mask(const char *m) {
+    pa_channel_position_mask_t v;
 
     if (pa_streq(m, "all-left"))
-        return PA_CHANNEL_POSITION_MASK_LEFT;
+        v = PA_CHANNEL_POSITION_MASK_LEFT;
     else if (pa_streq(m, "all-right"))
-        return PA_CHANNEL_POSITION_MASK_RIGHT;
+        v = PA_CHANNEL_POSITION_MASK_RIGHT;
     else if (pa_streq(m, "all-center"))
-        return PA_CHANNEL_POSITION_MASK_CENTER;
+        v = PA_CHANNEL_POSITION_MASK_CENTER;
     else if (pa_streq(m, "all-front"))
-        return PA_CHANNEL_POSITION_MASK_FRONT;
+        v = PA_CHANNEL_POSITION_MASK_FRONT;
     else if (pa_streq(m, "all-rear"))
-        return PA_CHANNEL_POSITION_MASK_REAR;
+        v = PA_CHANNEL_POSITION_MASK_REAR;
     else if (pa_streq(m, "all-side"))
-        return PA_CHANNEL_POSITION_MASK_SIDE_OR_TOP_CENTER;
+        v = PA_CHANNEL_POSITION_MASK_SIDE_OR_TOP_CENTER;
     else if (pa_streq(m, "all-top"))
-        return PA_CHANNEL_POSITION_MASK_TOP;
+        v = PA_CHANNEL_POSITION_MASK_TOP;
+    else if (pa_streq(m, "all-no-lfe"))
+        v = PA_CHANNEL_POSITION_MASK_ALL ^ PA_CHANNEL_POSITION_MASK(PA_CHANNEL_POSITION_LFE);
     else if (pa_streq(m, "all"))
-        return PA_CHANNEL_POSITION_MASK_ALL;
+        v = PA_CHANNEL_POSITION_MASK_ALL;
     else {
         pa_channel_position_t p;
 
-        if ((p = pa_channel_position_from_string(m)) != PA_CHANNEL_POSITION_INVALID)
-            return PA_CHANNEL_POSITION_MASK(p);
+        if ((p = pa_channel_position_from_string(m)) == PA_CHANNEL_POSITION_INVALID)
+            return 0;
+
+        v = PA_CHANNEL_POSITION_MASK(p);
     }
 
-    return 0;
+    return v;
 }
 
 static int element_parse_override_map(
@@ -1660,7 +1717,7 @@ static int element_parse_override_map(
     unsigned i = 0;
     char *n;
 
-    if (!(e = element_get(p, section))) {
+    if (!(e = element_get(p, section, TRUE))) {
         pa_log("[%s:%u] Override map makes no sense in '%s'", filename, line, section);
         return -1;
     }
@@ -1672,8 +1729,8 @@ static int element_parse_override_map(
             m = 0;
         else {
             if ((m = parse_mask(n)) == 0) {
-                pa_log("[%s:%u] Override map invalid in '%s'", filename, line, section);
-                pa_xfree(p);
+                pa_log("[%s:%u] Override map '%s' invalid in '%s'", filename, line, n, section);
+                pa_xfree(n);
                 return -1;
             }
         }
@@ -1693,7 +1750,49 @@ static int element_parse_override_map(
     return 0;
 }
 
+static int option_verify(pa_alsa_option *o) {
+    static const struct description_map well_known_descriptions[] = {
+        { "input",                     N_("Input") },
+        { "input-docking",             N_("Docking Station Input") },
+        { "input-docking-microphone",  N_("Docking Station Microphone Input") },
+        { "input-linein",              N_("Line-In Input") },
+        { "input-microphone",          N_("Microphone Input") },
+        { "input-microphone-external", N_("External Microphone Input") },
+        { "input-microphone-internal", N_("Internal Microphone Input") },
+        { "input-radio",               N_("Radio Input") },
+        { "input-video",               N_("Video Input") },
+        { "output-amplifier-on",       N_("Amplifier") },
+        { "input-agc-on",              N_("Automatic Gain Control") },
+        { "input-boost-on",            N_("Boost") }
+    };
+
+    pa_assert(o);
+
+    if (!o->name) {
+        pa_log("No name set for option %s", o->alsa_name);
+        return -1;
+    }
+
+    if (o->element->enumeration_use != PA_ALSA_ENUMERATION_SELECT &&
+        o->element->switch_use != PA_ALSA_SWITCH_SELECT) {
+        pa_log("Element %s of option %s not set for select.", o->element->alsa_name, o->name);
+        return -1;
+    }
+
+    if (!o->description)
+        o->description = pa_xstrdup(lookup_description(o->name,
+                                                       well_known_descriptions,
+                                                       PA_ELEMENTSOF(well_known_descriptions)));
+
+    if (!o->description)
+        o->description = pa_xstrdup(o->name);
+
+    return 0;
+}
+
 static int element_verify(pa_alsa_element *e) {
+    pa_alsa_option *o;
+
     pa_assert(e);
 
     if ((e->required != PA_ALSA_REQUIRED_IGNORE && e->required == e->required_absent) ||
@@ -1702,19 +1801,52 @@ static int element_verify(pa_alsa_element *e) {
         return -1;
     }
 
+    PA_LLIST_FOREACH(o, e->options)
+        if (option_verify(o) < 0)
+            return -1;
+
     return 0;
 }
 
-pa_alsa_path* pa_alsa_path_new(const char *fname, pa_alsa_direction_t direction) {
+static int path_verify(pa_alsa_path *p) {
+    static const struct description_map well_known_descriptions[] = {
+        { "analog-input",              N_("Analog Input") },
+        { "analog-output",             N_("Analog Output") },
+        { "analog-output-headphones",  N_("Analog Headphones") },
+        { "analog-output-lfe-on-mono", N_("Analog Output (LFE)") },
+        { "analog-output-mono",        N_("Analog Output (Mono)") }
+    };
+
     pa_alsa_element *e;
+
+    pa_assert(p);
+
+    PA_LLIST_FOREACH(e, p->elements)
+        if (element_verify(e) < 0)
+            return -1;
+
+    if (!p->description)
+        p->description = pa_xstrdup(lookup_description(p->name,
+                                                       well_known_descriptions,
+                                                       PA_ELEMENTSOF(well_known_descriptions)));
+
+    if (!p->description)
+        p->description = pa_xstrdup(p->name);
+
+    return 0;
+}
+
+pa_alsa_path* pa_alsa_path_new(const char *fname, pa_alsa_direction_t direction) {
     pa_alsa_path *p;
     char *fn;
     int r;
+    const char *n;
 
     pa_config_item items[] = {
         /* [General] */
         { "priority",            pa_config_parse_unsigned,          NULL, "General" },
         { "description",         pa_config_parse_string,            NULL, "General" },
+        { "name",                pa_config_parse_string,            NULL, "General" },
 
         /* [Option ...] */
         { "priority",            option_parse_priority,             NULL, NULL },
@@ -1737,11 +1869,13 @@ pa_alsa_path* pa_alsa_path_new(const char *fname, pa_alsa_direction_t direction)
     pa_assert(fname);
 
     p = pa_xnew0(pa_alsa_path, 1);
-    p->name = pa_xstrdup(fname);
+    n = pa_path_get_filename(fname);
+    p->name = pa_xstrndup(n, strcspn(n, "."));
     p->direction = direction;
 
     items[0].data = &p->priority;
     items[1].data = &p->description;
+    items[2].data = &p->name;
 
     fn = pa_maybe_prefix_path(fname, PA_ALSA_PATHS_PATH);
     r = pa_config_parse(fn, NULL, items, p);
@@ -1750,9 +1884,8 @@ pa_alsa_path* pa_alsa_path_new(const char *fname, pa_alsa_direction_t direction)
     if (r < 0)
         goto fail;
 
-    PA_LLIST_FOREACH(e, p->elements)
-        if (element_verify(e) < 0)
-            goto fail;
+    if (path_verify(p) < 0)
+        goto fail;
 
     return p;
 
@@ -1785,6 +1918,8 @@ pa_alsa_path* pa_alsa_path_synthesize(const char*element, pa_alsa_direction_t di
 
 int pa_alsa_path_probe(pa_alsa_path *p, snd_mixer_t *m) {
     pa_alsa_element *e;
+    double min_dB[PA_CHANNEL_POSITION_MAX], max_dB[PA_CHANNEL_POSITION_MAX];
+    pa_channel_position_t t;
 
     pa_assert(p);
     pa_assert(m);
@@ -1792,9 +1927,15 @@ int pa_alsa_path_probe(pa_alsa_path *p, snd_mixer_t *m) {
     if (p->probed)
         return 0;
 
+    pa_zero(min_dB);
+    pa_zero(max_dB);
+
+    pa_log("Probing %s", p->name);
+
     PA_LLIST_FOREACH(e, p->elements) {
         if (element_probe(e, m) < 0) {
             p->supported = FALSE;
+            pa_log("%s probe failed.", e->alsa_name);
             return -1;
         }
 
@@ -1807,14 +1948,21 @@ int pa_alsa_path_probe(pa_alsa_path *p, snd_mixer_t *m) {
 
             if (e->has_dB) {
                 if (!p->has_volume) {
-                    p->min_dB = e->min_dB;
-                    p->max_dB = e->max_dB;
+                    for (t = 0; t < PA_CHANNEL_POSITION_MAX; t++)
+                        if (PA_CHANNEL_POSITION_MASK(t) & e->merged_mask) {
+                            min_dB[t] = e->min_dB;
+                            max_dB[t] = e->max_dB;
+                        }
+
                     p->has_dB = TRUE;
                 } else {
 
                     if (p->has_dB) {
-                        p->min_dB += e->min_dB;
-                        p->max_dB += e->max_dB;
+                        for (t = 0; t < PA_CHANNEL_POSITION_MAX; t++)
+                            if (PA_CHANNEL_POSITION_MASK(t) & e->merged_mask) {
+                                min_dB[t] += e->min_dB;
+                                max_dB[t] += e->max_dB;
+                            }
                     } else
                         /* Hmm, there's another element before us
                          * which cannot do dB volumes, so we we need
@@ -1835,6 +1983,16 @@ int pa_alsa_path_probe(pa_alsa_path *p, snd_mixer_t *m) {
     p->supported = TRUE;
     p->probed = TRUE;
 
+    p->min_dB = p->max_dB = 0.0;
+
+    for (t = 0; t < PA_CHANNEL_POSITION_MAX; t++) {
+        if (p->min_dB > min_dB[t])
+            p->min_dB = min_dB[t];
+
+        if (p->max_dB < max_dB[t])
+            p->max_dB = max_dB[t];
+    }
+
     return 0;
 }
 
@@ -1875,36 +2033,110 @@ pa_bool_t pa_alsa_path_drop_unsupported(pa_alsa_path *p) {
     return !!p->elements;
 }
 
+void pa_alsa_setting_dump(pa_alsa_setting *s) {
+    pa_assert(s);
+
+    pa_log_debug("Setting %s (%s) priority=%u",
+                 s->name,
+                 pa_strnull(s->description),
+                 s->priority);
+}
+
+void pa_alsa_option_dump(pa_alsa_option *o) {
+    pa_assert(o);
+
+    pa_log_debug("Option %s (%s/%s) index=%i, priority=%u",
+                 o->alsa_name,
+                 pa_strnull(o->name),
+                 pa_strnull(o->description),
+                 o->alsa_idx,
+                 o->priority);
+}
+
+void pa_alsa_element_dump(pa_alsa_element *e) {
+    pa_alsa_option *o;
+    pa_assert(e);
+
+    pa_log_debug("Element %s, direction=%i, switch=%i, volume=%i, enumeration=%i, required=%i, required_absent=%i, mask=0x%llx, n_channels=%u, override_map=%s",
+                 e->alsa_name,
+                 e->direction,
+                 e->switch_use,
+                 e->volume_use,
+                 e->enumeration_use,
+                 e->required,
+                 e->required_absent,
+                 (long long unsigned) e->merged_mask,
+                 e->n_channels,
+                 pa_yes_no(e->override_map));
+
+    PA_LLIST_FOREACH(o, e->options)
+        pa_alsa_option_dump(o);
+}
+
+void pa_alsa_path_dump(pa_alsa_path *p) {
+    pa_alsa_element *e;
+    pa_alsa_setting *s;
+    pa_assert(p);
+
+    pa_log_debug("Path %s (%s), direction=%i, priority=%u, probed=%s, supported=%s, has_mute=%s, has_volume=%s, "
+                 "has_dB=%s, min_volume=%li, max_volume=%li, min_dB=%g, max_dB=%g",
+                 p->name,
+                 pa_strnull(p->description),
+                 p->direction,
+                 p->priority,
+                 pa_yes_no(p->probed),
+                 pa_yes_no(p->supported),
+                 pa_yes_no(p->has_mute),
+                 pa_yes_no(p->has_volume),
+                 pa_yes_no(p->has_dB),
+                 p->min_volume, p->max_volume,
+                 p->min_dB, p->max_dB);
+
+    PA_LLIST_FOREACH(e, p->elements)
+        pa_alsa_element_dump(e);
+
+    PA_LLIST_FOREACH(s, p->settings)
+        pa_alsa_setting_dump(s);
+}
+
 pa_alsa_path_set *pa_alsa_path_set_new(pa_alsa_mapping *m, pa_alsa_direction_t direction) {
     pa_alsa_path_set *ps;
     char **pn = NULL, **en = NULL, **ie;
+
     pa_assert(m);
+    pa_assert(direction == PA_ALSA_DIRECTION_OUTPUT || direction == PA_ALSA_DIRECTION_INPUT);
+
+    if (m->direction != PA_ALSA_DIRECTION_ANY && m->direction != direction)
+        return NULL;
 
     ps = pa_xnew0(pa_alsa_path_set, 1);
     ps->direction = direction;
 
-    if (direction == PA_ALSA_PLAYBACK)
+    if (direction == PA_ALSA_DIRECTION_OUTPUT)
         pn = m->output_path_names;
-    else if (direction == PA_ALSA_CAPTURE)
+    else if (direction == PA_ALSA_DIRECTION_INPUT)
         pn = m->input_path_names;
 
     if (pn) {
 
         for (; *pn; pn++) {
             pa_alsa_path *p;
+            char *fn = pa_sprintf_malloc("%s.conf", *pn);
 
-            if ((p = pa_alsa_path_new(*pn, direction))) {
+            if ((p = pa_alsa_path_new(fn, direction))) {
                 p->path_set = ps;
                 PA_LLIST_PREPEND(pa_alsa_path, ps->paths, p);
             }
+
+            pa_xfree(fn);
         }
 
         return ps;
     }
 
-    if (direction == PA_ALSA_PLAYBACK)
+    if (direction == PA_ALSA_DIRECTION_OUTPUT)
         en = m->output_element;
-    else if (direction == PA_ALSA_CAPTURE)
+    else if (direction == PA_ALSA_DIRECTION_INPUT)
         en = m->input_element;
 
     if (!en) {
@@ -1942,8 +2174,13 @@ void pa_alsa_path_set_probe(pa_alsa_path_set *ps, snd_mixer_t *m) {
 
     pa_assert(ps);
 
+    if (ps->probed)
+        return;
+
     PA_LLIST_FOREACH(p, ps->paths)
         pa_alsa_path_probe(p, m);
+
+    ps->probed = TRUE;
 }
 
 void pa_alsa_path_set_drop_unsupported(pa_alsa_path_set *ps) {
@@ -1962,6 +2199,19 @@ void pa_alsa_path_set_drop_unsupported(pa_alsa_path_set *ps) {
     }
 }
 
+void pa_alsa_path_set_dump(pa_alsa_path_set *ps) {
+    pa_alsa_path *p;
+    pa_assert(ps);
+
+    pa_log_debug("Path Set %p, direction=%i, probed=%s",
+                 (void*) ps,
+                 ps->direction,
+                 pa_yes_no(ps->probed));
+
+    PA_LLIST_FOREACH(p, ps->paths)
+        pa_alsa_path_dump(p);
+}
+
 static void mapping_free(pa_alsa_mapping *m) {
     pa_assert(m);
 
@@ -2178,6 +2428,39 @@ static int mapping_parse_element(
     return 0;
 }
 
+static int mapping_parse_direction(
+        const char *filename,
+        unsigned line,
+        const char *section,
+        const char *lvalue,
+        const char *rvalue,
+        void *data,
+        void *userdata) {
+
+    pa_alsa_profile_set *ps = userdata;
+    pa_alsa_mapping *m;
+
+    pa_assert(ps);
+
+    if (!(m = mapping_get(ps, section))) {
+        pa_log("[%s:%u] Section name %s invalid.", filename, line, section);
+        return -1;
+    }
+
+    if (pa_streq(rvalue, "input"))
+        m->direction = PA_ALSA_DIRECTION_INPUT;
+    else if (pa_streq(rvalue, "output"))
+        m->direction = PA_ALSA_DIRECTION_OUTPUT;
+    else if (pa_streq(rvalue, "any"))
+        m->direction = PA_ALSA_DIRECTION_ANY;
+    else {
+        pa_log("[%s:%u] Direction %s invalid.", filename, line, rvalue);
+        return -1;
+    }
+
+    return 0;
+}
+
 static int mapping_parse_description(
         const char *filename,
         unsigned line,
@@ -2300,21 +2583,6 @@ static int profile_parse_skip_probe(
     return 0;
 }
 
-struct description_map {
-    const char *name;
-    const char *description;
-};
-
-static const char *lookup_description(const char *name, const struct description_map dm[], unsigned n) {
-    unsigned i;
-
-    for (i = 0; i < n; i++)
-        if (pa_streq(dm[i].name, name))
-            return dm[i].description;
-
-    return NULL;
-}
-
 static int mapping_verify(pa_alsa_mapping *m) {
 
     static const struct description_map well_known_descriptions[] = {
@@ -2367,10 +2635,24 @@ static int mapping_verify(pa_alsa_mapping *m) {
     return 0;
 }
 
+void pa_alsa_mapping_dump(pa_alsa_mapping *m) {
+    char cm[PA_CHANNEL_MAP_SNPRINT_MAX];
+
+    pa_assert(m);
+
+    pa_log_debug("Mapping %s (%s), priority=%u, channel_map=%s, supported=%s, direction=%i",
+                 m->name,
+                 pa_strnull(m->description),
+                 m->priority,
+                 pa_channel_map_snprint(cm, sizeof(cm), &m->channel_map),
+                 pa_yes_no(m->supported),
+                 m->direction);
+}
+
 static void profile_set_add_auto_pair(
         pa_alsa_profile_set *ps,
-        pa_alsa_mapping *m,
-        pa_alsa_mapping *n) {
+        pa_alsa_mapping *m, /* output */
+        pa_alsa_mapping *n  /* input */) {
 
     char *name;
     pa_alsa_profile *p;
@@ -2378,12 +2660,18 @@ static void profile_set_add_auto_pair(
     pa_assert(ps);
     pa_assert(m || n);
 
+    if (m && m->direction == PA_ALSA_DIRECTION_INPUT)
+        return;
+
+    if (n && n->direction == PA_ALSA_DIRECTION_OUTPUT)
+        return;
+
     if (m && n)
         name = pa_sprintf_malloc("output:%s+input:%s", m->name, n->name);
     else if (m)
-        name = pa_xstrdup(m->name);
+        name = pa_sprintf_malloc("output:%s", m->name);
     else
-        name = pa_xstrdup(n->name);
+        name = pa_sprintf_malloc("input:%s", n->name);
 
     if ((p = pa_hashmap_get(ps->profiles, name))) {
         pa_xfree(name);
@@ -2395,7 +2683,7 @@ static void profile_set_add_auto_pair(
     p->name = name;
 
     if (m) {
-        p->output_mappings = pa_idxset_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func);
+        p->output_mappings = pa_idxset_new(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func);
         pa_idxset_put(p->output_mappings, m, NULL);
         p->priority += m->priority * 100;
     }
@@ -2403,7 +2691,7 @@ static void profile_set_add_auto_pair(
     if (n) {
         p->input_mappings = pa_idxset_new(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func);
         pa_idxset_put(p->input_mappings, n, NULL);
-        p->priority += m->priority;
+        p->priority += n->priority;
     }
 
     pa_hashmap_put(ps->profiles, p->name, p);
@@ -2416,10 +2704,10 @@ static void profile_set_add_auto(pa_alsa_profile_set *ps) {
     pa_assert(ps);
 
     PA_HASHMAP_FOREACH(m, ps->mappings, m_state) {
+        profile_set_add_auto_pair(ps, m, NULL);
+
         PA_HASHMAP_FOREACH(n, ps->mappings, n_state)
             profile_set_add_auto_pair(ps, m, n);
-
-        profile_set_add_auto_pair(ps, m, NULL);
     }
 
     PA_HASHMAP_FOREACH(n, ps->mappings, n_state)
@@ -2445,7 +2733,7 @@ static int profile_verify(pa_alsa_profile *p) {
         for (name = p->output_mapping_names; *name; name++) {
             pa_alsa_mapping *m;
 
-            if (!(m = pa_hashmap_get(p->profile_set->mappings, *name))) {
+            if (!(m = pa_hashmap_get(p->profile_set->mappings, *name)) || m->direction == PA_ALSA_DIRECTION_INPUT) {
                 pa_log("Profile '%s' refers to unexistant mapping '%s'.", p->name, *name);
                 return -1;
             }
@@ -2467,7 +2755,7 @@ static int profile_verify(pa_alsa_profile *p) {
         for (name = p->input_mapping_names; *name; name++) {
             pa_alsa_mapping *m;
 
-            if (!(m = pa_hashmap_get(p->profile_set->mappings, *name))) {
+            if (!(m = pa_hashmap_get(p->profile_set->mappings, *name)) || m->direction == PA_ALSA_DIRECTION_OUTPUT) {
                 pa_log("Profile '%s' refers to unexistant mapping '%s'.", p->name, *name);
                 return -1;
             }
@@ -2496,19 +2784,21 @@ static int profile_verify(pa_alsa_profile *p) {
 
         sb = pa_strbuf_new();
 
-        PA_IDXSET_FOREACH(m, p->output_mappings, idx) {
-            if (!pa_strbuf_isempty(sb))
-                pa_strbuf_puts(sb, " + ");
+        if (p->output_mappings)
+            PA_IDXSET_FOREACH(m, p->output_mappings, idx) {
+                if (!pa_strbuf_isempty(sb))
+                    pa_strbuf_puts(sb, " + ");
 
-            pa_strbuf_printf(sb, "%s Output", m->description);
-        }
+                pa_strbuf_printf(sb, "%s Output", m->description);
+            }
 
-        PA_IDXSET_FOREACH(m, p->output_mappings, idx) {
-            if (!pa_strbuf_isempty(sb))
-                pa_strbuf_puts(sb, " + ");
+        if (p->input_mappings)
+            PA_IDXSET_FOREACH(m, p->input_mappings, idx) {
+                if (!pa_strbuf_isempty(sb))
+                    pa_strbuf_puts(sb, " + ");
 
-            pa_strbuf_printf(sb, "%s Input", m->description);
-        }
+                pa_strbuf_printf(sb, "%s Input", m->description);
+            }
 
         p->description = pa_strbuf_tostring_free(sb);
     }
@@ -2516,6 +2806,28 @@ static int profile_verify(pa_alsa_profile *p) {
     return 0;
 }
 
+void pa_alsa_profile_dump(pa_alsa_profile *p) {
+    uint32_t idx;
+    pa_alsa_mapping *m;
+    pa_assert(p);
+
+    pa_log_debug("Profile %s (%s), priority=%u, supported=%s n_input_mappings=%u, n_output_mappings=%u",
+                 p->name,
+                 pa_strnull(p->description),
+                 p->priority,
+                 pa_yes_no(p->supported),
+                 p->input_mappings ? pa_idxset_size(p->input_mappings) : 0,
+                 p->output_mappings ? pa_idxset_size(p->output_mappings) : 0);
+
+    if (p->input_mappings)
+        PA_IDXSET_FOREACH(m, p->input_mappings, idx)
+            pa_log_debug("Input %s", m->name);
+
+    if (p->output_mappings)
+        PA_IDXSET_FOREACH(m, p->output_mappings, idx)
+            pa_log_debug("Output %s", m->name);
+}
+
 pa_alsa_profile_set* pa_alsa_profile_set_new(const char *fname) {
     pa_alsa_profile_set *ps;
     pa_alsa_profile *p;
@@ -2535,6 +2847,7 @@ pa_alsa_profile_set* pa_alsa_profile_set_new(const char *fname) {
         { "paths-output",           mapping_parse_paths,          NULL, NULL },
         { "element-input",          mapping_parse_element,        NULL, NULL },
         { "element-output",         mapping_parse_element,        NULL, NULL },
+        { "direction",              mapping_parse_direction,      NULL, NULL },
 
         /* Shared by [Mapping ...] and [Profile ...] */
         { "description",            mapping_parse_description,    NULL, NULL },
@@ -2645,6 +2958,8 @@ void pa_alsa_profile_set_probe(pa_alsa_profile_set *ps, const char *dev_id, cons
         if (p->supported)
             continue;
 
+        pa_log_debug("Looking at profile %s", p->name);
+
         /* Close PCMs from the last iteration we don't need anymore */
         if (last && last->output_mappings)
             PA_IDXSET_FOREACH(m, last->output_mappings, idx) {
@@ -2726,6 +3041,9 @@ void pa_alsa_profile_set_probe(pa_alsa_profile_set *ps, const char *dev_id, cons
             }
 
         last = p;
+
+        if (p->supported)
+            pa_log_debug("Profile %s supported.", p->name);
     }
 
     /* Clean up */
@@ -2774,7 +3092,29 @@ void pa_alsa_profile_set_drop_unsupported(pa_alsa_profile_set *ps) {
 
     PA_HASHMAP_FOREACH(m, ps->mappings, state)
         if (m->supported <= 0) {
-            pa_hashmap_remove(ps->mappings, m);
+            pa_hashmap_remove(ps->mappings, m->name);
             mapping_free(m);
         }
 }
+
+void pa_alsa_profile_set_dump(pa_alsa_profile_set *ps) {
+    pa_alsa_profile *p;
+    pa_alsa_mapping *m;
+    void *state;
+
+    pa_assert(ps);
+
+    pa_log_debug("Profile set %p, auto_profiles=%s, probed=%s, n_mappings=%u, n_profiles=%u",
+                 (void*)
+                 ps,
+                 pa_yes_no(ps->auto_profiles),
+                 pa_yes_no(ps->probed),
+                 pa_hashmap_size(ps->mappings),
+                 pa_hashmap_size(ps->profiles));
+
+    PA_HASHMAP_FOREACH(m, ps->mappings, state)
+        pa_alsa_mapping_dump(m);
+
+    PA_HASHMAP_FOREACH(p, ps->profiles, state)
+        pa_alsa_profile_dump(p);
+}
diff --git a/src/modules/alsa/alsa-mixer.h b/src/modules/alsa/alsa-mixer.h
index c4cbc36..836e901 100644
--- a/src/modules/alsa/alsa-mixer.h
+++ b/src/modules/alsa/alsa-mixer.h
@@ -78,8 +78,9 @@ typedef enum pa_alsa_required {
 } pa_alsa_required_t;
 
 typedef enum pa_alsa_direction {
-    PA_ALSA_PLAYBACK,
-    PA_ALSA_CAPTURE
+    PA_ALSA_DIRECTION_ANY,
+    PA_ALSA_DIRECTION_OUTPUT,
+    PA_ALSA_DIRECTION_INPUT
 } pa_alsa_direction_t;
 
 /* A setting combines a couple of options into a single entity that
@@ -138,6 +139,8 @@ struct pa_alsa_element {
     pa_channel_position_mask_t masks[SND_MIXER_SCHN_LAST][2];
     unsigned n_channels;
 
+    pa_channel_position_mask_t merged_mask;
+
     PA_LLIST_HEAD(pa_alsa_option, options);
 };
 
@@ -177,27 +180,32 @@ struct pa_alsa_path {
 struct pa_alsa_path_set {
     PA_LLIST_HEAD(pa_alsa_path, paths);
     pa_alsa_direction_t direction;
+    pa_bool_t probed:1;
 };
 
-int pa_alsa_path_get_volume(pa_alsa_path *p, snd_mixer_t *m, const pa_channel_map *cm, pa_cvolume *v);
-int pa_alsa_path_get_mute(pa_alsa_path *path, snd_mixer_t *m, pa_bool_t *muted);
+int pa_alsa_setting_select(pa_alsa_setting *s, snd_mixer_t *m);
+void pa_alsa_setting_dump(pa_alsa_setting *s);
 
-int pa_alsa_path_set_volume(pa_alsa_path *path, snd_mixer_t *m, const pa_channel_map *cm, pa_cvolume *v);
-int pa_alsa_path_set_mute(pa_alsa_path *path, snd_mixer_t *m, pa_bool_t muted);
+void pa_alsa_option_dump(pa_alsa_option *o);
 
-int pa_alsa_path_select(pa_alsa_path *p, snd_mixer_t *m);
-
-int pa_alsa_setting_select(pa_alsa_setting *s, snd_mixer_t *m);
+void pa_alsa_element_dump(pa_alsa_element *e);
 
 pa_alsa_path *pa_alsa_path_new(const char *fname, pa_alsa_direction_t direction);
 pa_alsa_path *pa_alsa_path_synthesize(const char *element, pa_alsa_direction_t direction);
 int pa_alsa_path_probe(pa_alsa_path *p, snd_mixer_t *m);
 pa_bool_t pa_alsa_path_drop_unsupported(pa_alsa_path *p);
+void pa_alsa_path_dump(pa_alsa_path *p);
+int pa_alsa_path_get_volume(pa_alsa_path *p, snd_mixer_t *m, const pa_channel_map *cm, pa_cvolume *v);
+int pa_alsa_path_get_mute(pa_alsa_path *path, snd_mixer_t *m, pa_bool_t *muted);
+int pa_alsa_path_set_volume(pa_alsa_path *path, snd_mixer_t *m, const pa_channel_map *cm, pa_cvolume *v);
+int pa_alsa_path_set_mute(pa_alsa_path *path, snd_mixer_t *m, pa_bool_t muted);
+int pa_alsa_path_select(pa_alsa_path *p, snd_mixer_t *m);
 void pa_alsa_path_free(pa_alsa_path *p);
 
 pa_alsa_path_set *pa_alsa_path_set_new(pa_alsa_mapping *m, pa_alsa_direction_t direction);
 void pa_alsa_path_set_probe(pa_alsa_path_set *s, snd_mixer_t *m);
 void pa_alsa_path_set_drop_unsupported(pa_alsa_path_set *s);
+void pa_alsa_path_set_dump(pa_alsa_path_set *s);
 void pa_alsa_path_set_free(pa_alsa_path_set *s);
 
 struct pa_alsa_mapping {
@@ -206,6 +214,7 @@ struct pa_alsa_mapping {
     char *name;
     char *description;
     unsigned priority;
+    pa_alsa_direction_t direction;
 
     pa_channel_map channel_map;
 
@@ -247,10 +256,14 @@ struct pa_alsa_profile_set {
     pa_bool_t probed:1;
 };
 
+void pa_alsa_mapping_dump(pa_alsa_mapping *m);
+void pa_alsa_profile_dump(pa_alsa_profile *p);
+
 pa_alsa_profile_set* pa_alsa_profile_set_new(const char *fname);
 void pa_alsa_profile_set_probe(pa_alsa_profile_set *ps, const char *dev_id, const pa_sample_spec *ss);
 void pa_alsa_profile_set_drop_unsupported(pa_alsa_profile_set *ps);
 void pa_alsa_profile_set_free(pa_alsa_profile_set *s);
+void pa_alsa_profile_set_dump(pa_alsa_profile_set *s);
 
 int pa_alsa_prepare_mixer(snd_mixer_t *mixer, const char *dev);
 snd_mixer_elem_t *pa_alsa_find_elem(snd_mixer_t *mixer, const char *name, const char *fallback, pa_bool_t playback);
diff --git a/src/modules/alsa/mixer/paths/analog-input-mic.conf b/src/modules/alsa/mixer/paths/analog-input-mic.conf
index f81470f..9d40695 100644
--- a/src/modules/alsa/mixer/paths/analog-input-mic.conf
+++ b/src/modules/alsa/mixer/paths/analog-input-mic.conf
@@ -1,8 +1,9 @@
 # For devices, where no 'Capture' slider exists an 'Mic' most likely
 # controls input ADC volume (and not the input feedback volume)
 
-[Path]
+[General]
 priority = 100
+name = analog-input
 
 [Element Capture]
 required-absent = volume
diff --git a/src/modules/alsa/mixer/paths/analog-input.conf b/src/modules/alsa/mixer/paths/analog-input.conf
index d09a14e..b96af1d 100644
--- a/src/modules/alsa/mixer/paths/analog-input.conf
+++ b/src/modules/alsa/mixer/paths/analog-input.conf
@@ -1,7 +1,7 @@
 # For normal devices, where a 'Capture' slider exists. This path will
 # not apply if we lack a 'Capture' Slider
 
-[Path]
+[General]
 priority = 100
 
 [Element Capture]
diff --git a/src/modules/alsa/mixer/paths/analog-input.conf.common b/src/modules/alsa/mixer/paths/analog-input.conf.common
index a094f6d..e353cc7 100644
--- a/src/modules/alsa/mixer/paths/analog-input.conf.common
+++ b/src/modules/alsa/mixer/paths/analog-input.conf.common
@@ -260,43 +260,43 @@ name = input-docking-microphone
 switch = select
 
 [Option Mic Boost (+20dB):on]
-name = capture-boost-on
+name = input-boost-on
 
 [Option Mic Boost (+20dB):off]
-name = capture-boost-off
+name = input-boost-off
 
 [Option Capture Boost]
 switch = select
 
 [Option Capture Boost:on]
-name = capture-boost-on
+name = input-boost-on
 
 [Option Capture Boost:off]
-name = capture-boost-off
+name = input-boost-off
 
 [Element Mic Boost]
 switch = select
 
 [Option Mic Boost:on]
-name = capture-boost-on
+name = input-boost-on
 
 [Option Mic Boost:off]
-name = capture-boost-off
+name = input-boost-off
 
 [Element Front Mic Boost]
 switch = select
 
 [Option Front Mic Boost:on]
-name = capture-boost-on
+name = input-boost-on
 
 [Option Front Mic Boost:off]
-name = capture-boost-off
+name = input-boost-off
 
 [Element Auto Gain Control]
 switch = select
 
 [Option Auto Gain Control:on]
-name = capture-agc-on
+name = input-agc-on
 
 [Option Auto Gain Control:off]
-name = capture-agc-on
+name = input-agc-off
diff --git a/src/modules/alsa/mixer/paths/analog-output-headphones.conf b/src/modules/alsa/mixer/paths/analog-output-headphones.conf
index 6559d16..1a172d4 100644
--- a/src/modules/alsa/mixer/paths/analog-output-headphones.conf
+++ b/src/modules/alsa/mixer/paths/analog-output-headphones.conf
@@ -1,6 +1,6 @@
 # Path for mixers that have a Headphone slider
 
-[Path]
+[General]
 priority = 90
 
 [Element Hardware Master]
diff --git a/src/modules/alsa/mixer/paths/analog-output-lfe-on-mono.conf b/src/modules/alsa/mixer/paths/analog-output-lfe-on-mono.conf
index afc19e3..6703176 100644
--- a/src/modules/alsa/mixer/paths/analog-output-lfe-on-mono.conf
+++ b/src/modules/alsa/mixer/paths/analog-output-lfe-on-mono.conf
@@ -1,7 +1,7 @@
 # Intended for usage in laptops that have a seperate LFE speaker
 # connected to the Master mono connector
 
-[Path]
+[General]
 priority = 40
 
 [Element Hardware Master]
@@ -14,7 +14,7 @@ override-map.2 = all-left,all-right
 switch = mute
 volume = merge
 override-map.1 = all-no-lfe
-override-map.2 = all-left-no-lfe,all-right-no-lfe
+override-map.2 = all-left,all-right
 
 [Element Master Mono]
 required = any
@@ -51,4 +51,4 @@ volume = off
 switch = off
 volume = off
 
-.include analog-output-common.path
+.include analog-output.conf.common
diff --git a/src/modules/alsa/mixer/paths/analog-output-mono.conf b/src/modules/alsa/mixer/paths/analog-output-mono.conf
index 88af602..a23d9b7 100644
--- a/src/modules/alsa/mixer/paths/analog-output-mono.conf
+++ b/src/modules/alsa/mixer/paths/analog-output-mono.conf
@@ -1,6 +1,6 @@
 # Intended for usage on boards that have a seperate Mono output plug.
 
-[Path]
+[General]
 priority = 50
 
 [Element Hardware Master]
diff --git a/src/modules/alsa/mixer/paths/analog-output.conf b/src/modules/alsa/mixer/paths/analog-output.conf
index d7fa91d..e869920 100644
--- a/src/modules/alsa/mixer/paths/analog-output.conf
+++ b/src/modules/alsa/mixer/paths/analog-output.conf
@@ -1,6 +1,6 @@
 # Intended for the 'default' output
 
-[Path]
+[General]
 priority = 100
 
 [Element Hardware Master]
diff --git a/src/modules/alsa/mixer/paths/analog-output.conf.common b/src/modules/alsa/mixer/paths/analog-output.conf.common
index c6fb36a..c38eccd 100644
--- a/src/modules/alsa/mixer/paths/analog-output.conf.common
+++ b/src/modules/alsa/mixer/paths/analog-output.conf.common
@@ -32,9 +32,9 @@ override-map.2 = all-left,all-right
 switch = select
 
 [Option External Amplifier:on]
-name = amplifier-on
+name = output-amplifier-on
 priority = 0
 
 [Option External Amplifier:off]
-name = amplifier-off
+name = output-amplifier-off
 priority = 10
diff --git a/src/modules/alsa/mixer/profiles/default.conf b/src/modules/alsa/mixer/profiles/default.conf
index dc378bb..fc2c192 100644
--- a/src/modules/alsa/mixer/profiles/default.conf
+++ b/src/modules/alsa/mixer/profiles/default.conf
@@ -9,13 +9,14 @@
 # element-input = ...
 # element-output = ...
 # priority = ...
+# direction = any | input | output
 #
 # [Profile id]
 # input-mappings = ...
 # output-mappings = ...
 # description = ...
 # priority = ...
-# skip-probe = yes | no
+# skip-probe = no | yes
 
 [General]
 auto-profiles = yes
@@ -40,6 +41,7 @@ channel-map = front-left,front-right,rear-left,rear-right
 paths-output = analog-output analog-output-lfe-on-mono
 paths-input = analog-input
 priority = 7
+direction = output
 
 [Mapping analog-surround-41]
 device-strings = surround41
@@ -47,6 +49,7 @@ channel-map = front-left,front-right,rear-left,rear-right,lfe
 paths-output = analog-output analog-output-lfe-on-mono
 paths-input = analog-input
 priority = 8
+direction = output
 
 [Mapping analog-surround-50]
 device-strings = surround50
@@ -54,6 +57,7 @@ channel-map = front-left,front-right,rear-left,rear-right,front-center
 paths-output = analog-output analog-output-lfe-on-mono
 paths-input = analog-input
 priority = 7
+direction = output
 
 [Mapping analog-surround-51]
 device-strings = surround51
@@ -61,6 +65,7 @@ channel-map = front-left,front-right,rear-left,rear-right,front-center,lfe
 paths-output = analog-output analog-output-lfe-on-mono
 paths-input = analog-input
 priority = 8
+direction = output
 
 [Mapping analog-surround-71]
 device-strings = surround71
@@ -69,6 +74,7 @@ description = Analog Surround 7.1
 paths-output = analog-output analog-output-lfe-on-mono
 paths-input = analog-input
 priority = 7
+direction = output
 
 [Mapping iec958-stereo]
 device-strings = iec958
@@ -84,13 +90,21 @@ priority = 1
 device-strings = a52
 channel-map = front-left,front-right,rear-left,rear-right
 priority = 2
+direction = output
 
 [Mapping iec958-ac3-surround-51]
 device-strings = a52
 channel-map = front-left,front-right,rear-left,rear-right,front-center,lfe
 priority = 3
+direction = output
 
 [Mapping hdmi-stereo]
 device-strings = hdmi
 channel-map = left,right
 priority = 4
+direction = output
+
+[Profile output:analog-stereo+output:iec958-stereo+input:analog-stereo]
+description = Foobar
+output-mappings = analog-stereo iec958-stereo
+input-mappings = analog-stereo
diff --git a/src/pulsecore/conf-parser.c b/src/pulsecore/conf-parser.c
index dfe327b..a427c6c 100644
--- a/src/pulsecore/conf-parser.c
+++ b/src/pulsecore/conf-parser.c
@@ -112,8 +112,24 @@ static int parse_line(const char *filename, unsigned line, char **section, const
     if (!*b)
         return 0;
 
-    if (pa_startswith(b, ".include "))
-        return pa_config_parse(strip(b+9), NULL, t, userdata);
+    if (pa_startswith(b, ".include ")) {
+        char *path, *fn;
+        int r;
+
+        fn = strip(b+9);
+        if (!pa_is_path_absolute(fn)) {
+            const char *k;
+            if ((k = strrchr(filename, '/'))) {
+                char *dir = pa_xstrndup(filename, k-filename);
+                fn = path = pa_sprintf_malloc("%s" PA_PATH_SEP "%s", dir, fn);
+                pa_xfree(dir);
+            }
+        }
+
+        r = pa_config_parse(fn, NULL, t, userdata);
+        pa_xfree(path);
+        return r;
+    }
 
     if (*b == '[') {
         size_t k;
diff --git a/src/pulsecore/core-util.c b/src/pulsecore/core-util.c
index b2faf95..a71ba0b 100644
--- a/src/pulsecore/core-util.c
+++ b/src/pulsecore/core-util.c
@@ -2742,7 +2742,7 @@ void pa_xfreev(void**a) {
     for (p = a; *p; p++)
         pa_xfree(*p);
 
-    pa_xfree(p);
+    pa_xfree(a);
 }
 
 char **pa_split_spaces_strv(const char *s) {
diff --git a/src/pulsecore/sample-util.h b/src/pulsecore/sample-util.h
index 3119af3..6a306c1 100644
--- a/src/pulsecore/sample-util.h
+++ b/src/pulsecore/sample-util.h
@@ -142,6 +142,6 @@ void pa_memchunk_sine(pa_memchunk *c, pa_mempool *pool, unsigned rate, unsigned
      | PA_CHANNEL_POSITION_MASK(PA_CHANNEL_POSITION_TOP_REAR_CENTER))
 
 #define PA_CHANNEL_POSITION_MASK_ALL            \
-    ((pa_channel_position_mask_t) -1)           \
+    ((pa_channel_position_mask_t) (PA_CHANNEL_POSITION_MASK(PA_CHANNEL_POSITION_MAX)-1))
 
 #endif

commit 00d015980b7de3adf2a5f7898ef334b17ba1962b
Author: Lennart Poettering <lennart at poettering.net>
Date:   Mon Jun 15 20:01:19 2009 +0200

    save it away

diff --git a/src/Makefile.am b/src/Makefile.am
index eeaca85..2f5d9d8 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -74,8 +74,8 @@ AM_CFLAGS = \
 	-DAO_REQUIRE_CAS \
 	-DPULSE_LOCALEDIR=\"$(pulselocaledir)\" \
 	-DPA_MACHINE_ID=\"$(localstatedir)/lib/dbus/machine-id\" \
-	-DPA_ALSA_PATHS_PATH=\"/home/lennart/projects/pulseaudio/src/modules/alsa/mixer/paths\" \
-	-DPA_ALSA_PROFILES_PATH=\"/home/lennart/projects/pulseaudio/src/modules/alsa/mixer/profiles\"
+	-DPA_ALSA_PATHS_DIR=\"/home/lennart/projects/pulseaudio/src/modules/alsa/mixer/paths\" \
+	-DPA_ALSA_PROFILE_SETS_DIR=\"/home/lennart/projects/pulseaudio/src/modules/alsa/mixer/profile-sets\"
 
 AM_LIBADD = $(PTHREAD_LIBS) $(INTLLIBS)
 AM_LDADD = $(PTHREAD_LIBS) $(INTLLIBS)
diff --git a/src/daemon/main.c b/src/daemon/main.c
index 58f8d66..8058e12 100644
--- a/src/daemon/main.c
+++ b/src/daemon/main.c
@@ -930,6 +930,11 @@ int main(int argc, char *argv[]) {
 
     pa_log_info(_("Running in system mode: %s"), pa_yes_no(pa_in_system_mode()));
 
+    if (pa_in_system_mode())
+        pa_log_warn(_("OK, so you are running PA in system mode. Please note that you most likely shouldn't be doing that.\n"
+                      "If you do it nonetheless then it's your own fault if things don't work as expected.\n"
+                      "Please read http://pulseaudio.org/wiki/WhatIsWrongWithSystemMode for an explanation why system mode is usually a bad idea."));
+
     if (conf->use_pid_file) {
         int z;
 
diff --git a/src/map-file b/src/map-file
index ba8b5c3..6f8946c 100644
--- a/src/map-file
+++ b/src/map-file
@@ -265,7 +265,9 @@ pa_stream_writable_size;
 pa_stream_write;
 pa_strerror;
 pa_sw_cvolume_divide;
+pa_sw_cvolume_divide_scalar;
 pa_sw_cvolume_multiply;
+pa_sw_cvolume_multiply_scalar;
 pa_sw_cvolume_snprint_dB;
 pa_sw_volume_divide;
 pa_sw_volume_from_dB;
diff --git a/src/modules/alsa/alsa-mixer.c b/src/modules/alsa/alsa-mixer.c
index a30fdc2..02e1fcc 100644
--- a/src/modules/alsa/alsa-mixer.c
+++ b/src/modules/alsa/alsa-mixer.c
@@ -28,6 +28,10 @@
 #include <limits.h>
 #include <asoundlib.h>
 
+#ifdef HAVE_VALGRIND_MEMCHECK_H
+#include <valgrind/memcheck.h>
+#endif
+
 #include <pulse/sample.h>
 #include <pulse/xmalloc.h>
 #include <pulse/timeval.h>
@@ -239,9 +243,8 @@ int pa_alsa_fdlist_set_mixer(struct pa_alsa_fdlist *fdl, snd_mixer_t *mixer_hand
     return 0;
 }
 
-int pa_alsa_prepare_mixer(snd_mixer_t *mixer, const char *dev) {
+static int prepare_mixer(snd_mixer_t *mixer, const char *dev) {
     int err;
-    pa_alsa_profile_set *ps;
 
     pa_assert(mixer);
     pa_assert(dev);
@@ -262,237 +265,58 @@ int pa_alsa_prepare_mixer(snd_mixer_t *mixer, const char *dev) {
     }
 
     pa_log_info("Successfully attached to mixer '%s'", dev);
-
-    ps = pa_alsa_profile_set_new(NULL);
-
-    if (ps) {
-        pa_sample_spec ss;
-        pa_alsa_path_set *paths;
-
-        ss.channels = 2;
-        ss.rate = 44100;
-        ss.format = PA_SAMPLE_S16NE;
-        pa_alsa_profile_set_probe(ps, "Audio", &ss);
-        pa_alsa_profile_set_drop_unsupported(ps);
-        pa_alsa_profile_set_dump(ps);
-
-        if ((paths = pa_alsa_path_set_new(pa_hashmap_first(ps->mappings), PA_ALSA_DIRECTION_OUTPUT))) {
-            pa_alsa_path_set_dump(paths);
-            pa_alsa_path_set_probe(paths, mixer);
-            pa_alsa_path_set_drop_unsupported(paths);
-            pa_alsa_path_set_dump(paths);
-            pa_alsa_path_set_free(paths);
-
-        }
-
-        pa_alsa_profile_set_free(ps);
-    }
-
     return 0;
 }
 
-static pa_bool_t elem_has_volume(snd_mixer_elem_t *elem, pa_bool_t playback) {
-    pa_assert(elem);
-
-    if (playback && snd_mixer_selem_has_playback_volume(elem))
-        return TRUE;
-
-    if (!playback && snd_mixer_selem_has_capture_volume(elem))
-        return TRUE;
-
-    return FALSE;
-}
-
-static pa_bool_t elem_has_switch(snd_mixer_elem_t *elem, pa_bool_t playback) {
-    pa_assert(elem);
-
-    if (playback && snd_mixer_selem_has_playback_switch(elem))
-        return TRUE;
-
-    if (!playback && snd_mixer_selem_has_capture_switch(elem))
-        return TRUE;
-
-    return FALSE;
-}
-
-snd_mixer_elem_t *pa_alsa_find_elem(snd_mixer_t *mixer, const char *name, const char *fallback, pa_bool_t playback) {
-    snd_mixer_elem_t *elem = NULL, *fallback_elem = NULL;
-    snd_mixer_selem_id_t *sid = NULL;
-
-    snd_mixer_selem_id_alloca(&sid);
-
-    pa_assert(mixer);
-    pa_assert(name);
-
-    snd_mixer_selem_id_set_name(sid, name);
-    snd_mixer_selem_id_set_index(sid, 0);
-
-    if ((elem = snd_mixer_find_selem(mixer, sid))) {
-
-        if (elem_has_volume(elem, playback) &&
-            elem_has_switch(elem, playback))
-            goto success;
-
-        if (!elem_has_volume(elem, playback) &&
-            !elem_has_switch(elem, playback))
-            elem = NULL;
-    }
-
-    pa_log_info("Cannot find mixer control \"%s\" or mixer control is no combination of switch/volume.", snd_mixer_selem_id_get_name(sid));
-
-    if (fallback) {
-        snd_mixer_selem_id_set_name(sid, fallback);
-        snd_mixer_selem_id_set_index(sid, 0);
-
-        if ((fallback_elem = snd_mixer_find_selem(mixer, sid))) {
-
-            if (elem_has_volume(fallback_elem, playback) &&
-                elem_has_switch(fallback_elem, playback)) {
-                elem = fallback_elem;
-                goto success;
-            }
-
-            if (!elem_has_volume(fallback_elem, playback) &&
-                !elem_has_switch(fallback_elem, playback))
-                fallback_elem = NULL;
-        }
-
-        pa_log_info("Cannot find fallback mixer control \"%s\" or mixer control is no combination of switch/volume.", snd_mixer_selem_id_get_name(sid));
-    }
-
-    if (elem && fallback_elem) {
-
-        /* Hmm, so we have both elements, but neither has both mute
-         * and volume. Let's prefer the one with the volume */
-
-        if (elem_has_volume(elem, playback))
-            goto success;
-
-        if (elem_has_volume(fallback_elem, playback)) {
-            elem = fallback_elem;
-            goto success;
-        }
-    }
-
-    if (!elem && fallback_elem)
-        elem = fallback_elem;
-
-success:
-
-    if (elem)
-        pa_log_info("Using mixer control \"%s\".", snd_mixer_selem_id_get_name(sid));
-
-    return elem;
-}
-
-int pa_alsa_find_mixer_and_elem(
-        snd_pcm_t *pcm,
-        char **ctl_device,
-        snd_mixer_t **_m,
-        snd_mixer_elem_t **_e,
-        const char *control_name,
-        const pa_alsa_profile_info *profile) {
-
+snd_mixer_t *pa_alsa_open_mixer_for_pcm(snd_pcm_t *pcm, char **ctl_device) {
     int err;
     snd_mixer_t *m;
-    snd_mixer_elem_t *e;
-    pa_bool_t found = FALSE;
     const char *dev;
+    snd_pcm_info_t* info;
+    snd_pcm_info_alloca(&info);
 
     pa_assert(pcm);
-    pa_assert(_m);
-    pa_assert(_e);
-
-    if (control_name && *control_name == 0) {
-        pa_log_debug("Hardware mixer usage disabled because empty control name passed");
-        return -1;
-    }
 
     if ((err = snd_mixer_open(&m, 0)) < 0) {
         pa_log("Error opening mixer: %s", pa_alsa_strerror(err));
-        return -1;
+        return NULL;
     }
 
     /* First, try by name */
     if ((dev = snd_pcm_name(pcm)))
-        if (pa_alsa_prepare_mixer(m, dev) >= 0) {
-            found = TRUE;
-
+        if (prepare_mixer(m, dev) >= 0) {
             if (ctl_device)
                 *ctl_device = pa_xstrdup(dev);
+
+            return m;
         }
 
     /* Then, try by card index */
-    if (!found) {
-        snd_pcm_info_t* info;
-        snd_pcm_info_alloca(&info);
+    if (snd_pcm_info(pcm, info) >= 0) {
+        char *md;
+        int card_idx;
 
-        if (snd_pcm_info(pcm, info) >= 0) {
-            char *md;
-            int card_idx;
+        if ((card_idx = snd_pcm_info_get_card(info)) >= 0) {
 
-            if ((card_idx = snd_pcm_info_get_card(info)) >= 0) {
+            md = pa_sprintf_malloc("hw:%i", card_idx);
 
-                md = pa_sprintf_malloc("hw:%i", card_idx);
+            if (!dev || !pa_streq(dev, md))
+                if (prepare_mixer(m, md) >= 0) {
 
-                if (!dev || !pa_streq(dev, md))
-                    if (pa_alsa_prepare_mixer(m, md) >= 0) {
-                        found = TRUE;
+                    if (ctl_device)
+                        *ctl_device = md;
+                    else
+                        pa_xfree(md);
 
-                        if (ctl_device) {
-                            *ctl_device = md;
-                            md = NULL;
-                        }
-                    }
+                    return m;
+                }
 
-                pa_xfree(md);
-            }
+            pa_xfree(md);
         }
     }
 
-    if (!found) {
-        snd_mixer_close(m);
-        return -1;
-    }
-
-    switch (snd_pcm_stream(pcm)) {
-
-        case SND_PCM_STREAM_PLAYBACK:
-            if (control_name)
-                e = pa_alsa_find_elem(m, control_name, NULL, TRUE);
-            else if (profile)
-                e = pa_alsa_find_elem(m, profile->playback_control_name, profile->playback_control_fallback, TRUE);
-            else
-                e = pa_alsa_find_elem(m, "Master", "PCM", TRUE);
-            break;
-
-        case SND_PCM_STREAM_CAPTURE:
-            if (control_name)
-                e = pa_alsa_find_elem(m, control_name, NULL, FALSE);
-            else if (profile)
-                e = pa_alsa_find_elem(m, profile->record_control_name, profile->record_control_fallback, FALSE);
-            else
-                e = pa_alsa_find_elem(m, "Capture", "Mic", FALSE);
-            break;
-
-        default:
-            pa_assert_not_reached();
-    }
-
-    if (!e) {
-        if (ctl_device)
-            pa_xfree(*ctl_device);
-
-        snd_mixer_close(m);
-        return -1;
-    }
-
-    pa_assert(e && m);
-
-    *_m = m;
-    *_e = e;
-
-    return 0;
+    snd_mixer_close(m);
+    return NULL;
 }
 
 static const snd_mixer_selem_channel_id_t alsa_channel_ids[PA_CHANNEL_POSITION_MAX] = {
@@ -558,63 +382,6 @@ static const snd_mixer_selem_channel_id_t alsa_channel_ids[PA_CHANNEL_POSITION_M
     [PA_CHANNEL_POSITION_TOP_REAR_RIGHT] = SND_MIXER_SCHN_UNKNOWN
 };
 
-
-int pa_alsa_calc_mixer_map(snd_mixer_elem_t *elem, const pa_channel_map *channel_map, snd_mixer_selem_channel_id_t mixer_map[], pa_bool_t playback) {
-    unsigned i;
-    pa_bool_t alsa_channel_used[SND_MIXER_SCHN_LAST];
-    pa_bool_t mono_used = FALSE;
-
-    pa_assert(elem);
-    pa_assert(channel_map);
-    pa_assert(mixer_map);
-
-    memset(&alsa_channel_used, 0, sizeof(alsa_channel_used));
-
-    if (channel_map->channels > 1 &&
-        ((playback && snd_mixer_selem_has_playback_volume_joined(elem)) ||
-         (!playback && snd_mixer_selem_has_capture_volume_joined(elem)))) {
-        pa_log_info("ALSA device lacks independant volume controls for each channel.");
-        return -1;
-    }
-
-    for (i = 0; i < channel_map->channels; i++) {
-        snd_mixer_selem_channel_id_t id;
-        pa_bool_t is_mono;
-
-        is_mono = channel_map->map[i] == PA_CHANNEL_POSITION_MONO;
-        id = alsa_channel_ids[channel_map->map[i]];
-
-        if (!is_mono && id == SND_MIXER_SCHN_UNKNOWN) {
-            pa_log_info("Configured channel map contains channel '%s' that is unknown to the ALSA mixer.", pa_channel_position_to_string(channel_map->map[i]));
-            return -1;
-        }
-
-        if ((is_mono && mono_used) || (!is_mono && alsa_channel_used[id])) {
-            pa_log_info("Channel map has duplicate channel '%s', falling back to software volume control.", pa_channel_position_to_string(channel_map->map[i]));
-            return -1;
-        }
-
-        if ((playback && (!snd_mixer_selem_has_playback_channel(elem, id) || (is_mono && !snd_mixer_selem_is_playback_mono(elem)))) ||
-            (!playback && (!snd_mixer_selem_has_capture_channel(elem, id) || (is_mono && !snd_mixer_selem_is_capture_mono(elem))))) {
-
-            pa_log_info("ALSA device lacks separate volumes control for channel '%s'", pa_channel_position_to_string(channel_map->map[i]));
-            return -1;
-        }
-
-        if (is_mono) {
-            mixer_map[i] = SND_MIXER_SCHN_MONO;
-            mono_used = TRUE;
-        } else {
-            mixer_map[i] = id;
-            alsa_channel_used[id] = TRUE;
-        }
-    }
-
-    pa_log_info("All %u channels can be mapped to mixer channels.", channel_map->channels);
-
-    return 0;
-}
-
 static void setting_free(pa_alsa_setting *s) {
     pa_assert(s);
 
@@ -681,6 +448,10 @@ void pa_alsa_path_set_free(pa_alsa_path_set *ps) {
     pa_xfree(ps);
 }
 
+int pa_alsa_setting_select(pa_alsa_setting *s, snd_mixer_t *m) {
+    return 0;
+}
+
 static long to_alsa_dB(pa_volume_t v) {
     return (long) (pa_sw_volume_to_dB(v) * 100.0);
 }
@@ -720,8 +491,10 @@ static int element_get_volume(pa_alsa_element *e, snd_mixer_t *m, const pa_chann
     pa_assert(v);
 
     SELEM_INIT(sid, e->alsa_name);
-    if (!(me = snd_mixer_find_selem(m, sid)))
+    if (!(me = snd_mixer_find_selem(m, sid))) {
+        pa_log_warn("Element %s seems to have disappeared.", e->alsa_name);
         return -1;
+    }
 
     pa_cvolume_mute(v, cm->channels);
 
@@ -742,6 +515,10 @@ static int element_get_volume(pa_alsa_element *e, snd_mixer_t *m, const pa_chann
             if (r < 0)
                 continue;
 
+#ifdef HAVE_VALGRIND_MEMCHECK_H
+                VALGRIND_MAKE_MEM_DEFINED(&value, sizeof(value));
+#endif
+
             f = from_alsa_dB(value);
 
         } else {
@@ -819,8 +596,10 @@ static int element_get_switch(pa_alsa_element *e, snd_mixer_t *m, pa_bool_t *b)
     pa_assert(b);
 
     SELEM_INIT(sid, e->alsa_name);
-    if (!(me = snd_mixer_find_selem(m, sid)))
+    if (!(me = snd_mixer_find_selem(m, sid))) {
+        pa_log_warn("Element %s seems to have disappeared.", e->alsa_name);
         return -1;
+    }
 
     /* We return muted if at least one channel is muted */
 
@@ -890,8 +669,10 @@ static int element_set_volume(pa_alsa_element *e, snd_mixer_t *m, const pa_chann
     pa_assert(pa_cvolume_compatible_with_channel_map(v, cm));
 
     SELEM_INIT(sid, e->alsa_name);
-    if (!(me = snd_mixer_find_selem(m, sid)))
+    if (!(me = snd_mixer_find_selem(m, sid))) {
+        pa_log_warn("Element %s seems to have disappeared.", e->alsa_name);
         return -1;
+    }
 
     pa_cvolume_mute(&rv, cm->channels);
 
@@ -918,6 +699,10 @@ static int element_set_volume(pa_alsa_element *e, snd_mixer_t *m, const pa_chann
             if (r < 0)
                 continue;
 
+#ifdef HAVE_VALGRIND_MEMCHECK_H
+            VALGRIND_MAKE_MEM_DEFINED(&value, sizeof(value));
+#endif
+
             f = from_alsa_dB(value);
 
         } else {
@@ -1005,8 +790,10 @@ static int element_set_switch(pa_alsa_element *e, snd_mixer_t *m, pa_bool_t b) {
     pa_assert(b);
 
     SELEM_INIT(sid, e->alsa_name);
-    if (!(me = snd_mixer_find_selem(m, sid)))
+    if (!(me = snd_mixer_find_selem(m, sid))) {
+        pa_log_warn("Element %s seems to have disappeared.", e->alsa_name);
         return -1;
+    }
 
     if (e->direction == PA_ALSA_DIRECTION_OUTPUT)
         r = snd_mixer_selem_set_playback_switch_all(me, b);
@@ -1014,9 +801,9 @@ static int element_set_switch(pa_alsa_element *e, snd_mixer_t *m, pa_bool_t b) {
         r = snd_mixer_selem_set_capture_switch_all(me, b);
 
     if (r < 0)
-        return -1;
+        pa_log_warn("Faile to set switch of %s: %s", e->alsa_name, pa_alsa_strerror(errno));
 
-    return 0;
+    return r;
 }
 
 int pa_alsa_path_set_mute(pa_alsa_path *p, snd_mixer_t *m, pa_bool_t muted) {
@@ -1049,14 +836,19 @@ static int element_mute_volume(pa_alsa_element *e, snd_mixer_t *m) {
     pa_assert(e);
 
     SELEM_INIT(sid, e->alsa_name);
-    if (!(me = snd_mixer_find_selem(m, sid)))
+    if (!(me = snd_mixer_find_selem(m, sid))) {
+        pa_log_warn("Element %s seems to have disappeared.", e->alsa_name);
         return -1;
+    }
 
     if (e->direction == PA_ALSA_DIRECTION_OUTPUT)
         r = snd_mixer_selem_set_playback_volume_all(me, e->min_volume);
     else
         r = snd_mixer_selem_set_capture_volume_all(me, e->min_volume);
 
+    if (r < 0)
+        pa_log_warn("Faile to set volume to muted of %s: %s", e->alsa_name, pa_alsa_strerror(errno));
+
     return r;
 }
 
@@ -1070,14 +862,19 @@ static int element_zero_volume(pa_alsa_element *e, snd_mixer_t *m) {
     pa_assert(e);
 
     SELEM_INIT(sid, e->alsa_name);
-    if (!(me = snd_mixer_find_selem(m, sid)))
+    if (!(me = snd_mixer_find_selem(m, sid))) {
+        pa_log_warn("Element %s seems to have disappeared.", e->alsa_name);
         return -1;
+    }
 
     if (e->direction == PA_ALSA_DIRECTION_OUTPUT)
         r = snd_mixer_selem_set_playback_dB_all(me, 0, +1);
     else
         r = snd_mixer_selem_set_capture_dB_all(me, 0, +1);
 
+    if (r < 0)
+        pa_log_warn("Faile to set volume to 0dB of %s: %s", e->alsa_name, pa_alsa_strerror(errno));
+
     return r;
 }
 
@@ -1088,6 +885,9 @@ int pa_alsa_path_select(pa_alsa_path *p, snd_mixer_t *m) {
     pa_assert(m);
     pa_assert(p);
 
+    pa_log_debug("Activating path %s", p->name);
+    pa_alsa_path_dump(p);
+
     PA_LLIST_FOREACH(e, p->elements) {
 
         switch (e->switch_use) {
@@ -1248,8 +1048,8 @@ static int element_probe(pa_alsa_element *e, snd_mixer_t *m) {
 
         if (e->volume_use != PA_ALSA_VOLUME_IGNORE) {
             long min_dB = 0, max_dB = 0;
-            pa_channel_position_t p;
-            pa_bool_t is_mono;
+            int r;
+
             e->direction_try_other = FALSE;
 
             if (e->direction == PA_ALSA_DIRECTION_OUTPUT)
@@ -1258,70 +1058,92 @@ static int element_probe(pa_alsa_element *e, snd_mixer_t *m) {
                 e->has_dB = snd_mixer_selem_get_capture_dB_range(me, &min_dB, &max_dB) >= 0;
 
             if (e->has_dB) {
+#ifdef HAVE_VALGRIND_MEMCHECK_H
+                VALGRIND_MAKE_MEM_DEFINED(&min_dB, sizeof(min_dB));
+                VALGRIND_MAKE_MEM_DEFINED(&max_dB, sizeof(max_dB));
+#endif
+
                 e->min_dB = ((double) min_dB) / 100.0;
                 e->max_dB = ((double) max_dB) / 100.0;
-            }
 
-            if (e->direction == PA_ALSA_DIRECTION_OUTPUT) {
-                if (snd_mixer_selem_get_playback_volume_range(me, &e->min_volume, &e->max_volume) < 0)
-                    return -1;
-            } else {
-                if (snd_mixer_selem_get_capture_volume_range(me, &e->min_volume, &e->max_volume) < 0)
-                    return -1;
+                if (min_dB >= max_dB) {
+                    pa_log_warn("Your kernel driver is broken: it reports a volume range from %0.2f dB to %0.2f dB which makes no sense.", e->min_dB, e->max_dB);
+                    e->has_dB = FALSE;
+                }
             }
 
             if (e->direction == PA_ALSA_DIRECTION_OUTPUT)
-                is_mono = snd_mixer_selem_is_playback_mono(me) > 0;
+                r = snd_mixer_selem_get_playback_volume_range(me, &e->min_volume, &e->max_volume);
             else
-                is_mono = snd_mixer_selem_is_capture_mono(me) > 0;
+                r = snd_mixer_selem_get_capture_volume_range(me, &e->min_volume, &e->max_volume);
 
-            if (is_mono) {
-                e->n_channels = 1;
+            if (r < 0) {
+                pa_log_warn("Failed to get volume range of %s: %s", e->alsa_name, pa_alsa_strerror(r));
+                return -1;
+            }
 
-                if (!e->override_map) {
-                    for (p = PA_CHANNEL_POSITION_FRONT_LEFT; p < PA_CHANNEL_POSITION_MAX; p++)
-                        e->masks[alsa_channel_ids[p]][e->n_channels-1] = 0;
-                    e->masks[SND_MIXER_SCHN_MONO][e->n_channels-1] = PA_CHANNEL_POSITION_MASK_ALL;
-                }
 
-                e->merged_mask = e->masks[SND_MIXER_SCHN_MONO][e->n_channels-1];
+            if (e->min_volume >= e->max_volume) {
+                pa_log_warn("Your kernel driver is broken: it reports a volume range from %li to %li which makes no sense.", e->min_volume, e->max_volume);
+                e->volume_use = PA_ALSA_VOLUME_IGNORE;
+
             } else {
-                e->n_channels = 0;
-                for (p = PA_CHANNEL_POSITION_FRONT_LEFT; p < PA_CHANNEL_POSITION_MAX; p++) {
+                pa_bool_t is_mono;
+                pa_channel_position_t p;
 
-                    if (alsa_channel_ids[p] == SND_MIXER_SCHN_UNKNOWN)
-                        continue;
+                if (e->direction == PA_ALSA_DIRECTION_OUTPUT)
+                    is_mono = snd_mixer_selem_is_playback_mono(me) > 0;
+                else
+                    is_mono = snd_mixer_selem_is_capture_mono(me) > 0;
 
-                    if (e->direction == PA_ALSA_DIRECTION_OUTPUT)
-                        e->n_channels += snd_mixer_selem_has_playback_channel(me, alsa_channel_ids[p]) > 0;
-                    else
-                        e->n_channels += snd_mixer_selem_has_capture_channel(me, alsa_channel_ids[p]) > 0;
-                }
+                if (is_mono) {
+                    e->n_channels = 1;
 
-                if (e->n_channels <= 0) {
-                    pa_log_warn("Volume element with no channels?");
-                    return -1;
-                }
+                    if (!e->override_map) {
+                        for (p = PA_CHANNEL_POSITION_FRONT_LEFT; p < PA_CHANNEL_POSITION_MAX; p++)
+                            e->masks[alsa_channel_ids[p]][e->n_channels-1] = 0;
+                        e->masks[SND_MIXER_SCHN_MONO][e->n_channels-1] = PA_CHANNEL_POSITION_MASK_ALL;
+                    }
 
-                if (!e->override_map) {
+                    e->merged_mask = e->masks[SND_MIXER_SCHN_MONO][e->n_channels-1];
+                } else {
+                    e->n_channels = 0;
                     for (p = PA_CHANNEL_POSITION_FRONT_LEFT; p < PA_CHANNEL_POSITION_MAX; p++) {
-                        pa_bool_t has_channel;
 
                         if (alsa_channel_ids[p] == SND_MIXER_SCHN_UNKNOWN)
                             continue;
 
                         if (e->direction == PA_ALSA_DIRECTION_OUTPUT)
-                            has_channel = snd_mixer_selem_has_playback_channel(me, alsa_channel_ids[p]) > 0;
+                            e->n_channels += snd_mixer_selem_has_playback_channel(me, alsa_channel_ids[p]) > 0;
                         else
-                            has_channel = snd_mixer_selem_has_capture_channel(me, alsa_channel_ids[p]) > 0;
+                            e->n_channels += snd_mixer_selem_has_capture_channel(me, alsa_channel_ids[p]) > 0;
+                    }
 
-                        e->masks[alsa_channel_ids[p]][e->n_channels-1] = has_channel ? PA_CHANNEL_POSITION_MASK(p) : 0;
+                    if (e->n_channels <= 0) {
+                        pa_log_warn("Volume element %s with no channels?", e->alsa_name);
+                        return -1;
                     }
-                }
 
-                e->merged_mask = 0;
-                for (p = PA_CHANNEL_POSITION_FRONT_LEFT; p < PA_CHANNEL_POSITION_MAX; p++)
-                    e->merged_mask |= e->masks[alsa_channel_ids[p]][e->n_channels-1];
+                    if (!e->override_map) {
+                        for (p = PA_CHANNEL_POSITION_FRONT_LEFT; p < PA_CHANNEL_POSITION_MAX; p++) {
+                            pa_bool_t has_channel;
+
+                            if (alsa_channel_ids[p] == SND_MIXER_SCHN_UNKNOWN)
+                                continue;
+
+                            if (e->direction == PA_ALSA_DIRECTION_OUTPUT)
+                                has_channel = snd_mixer_selem_has_playback_channel(me, alsa_channel_ids[p]) > 0;
+                            else
+                                has_channel = snd_mixer_selem_has_capture_channel(me, alsa_channel_ids[p]) > 0;
+
+                            e->masks[alsa_channel_ids[p]][e->n_channels-1] = has_channel ? PA_CHANNEL_POSITION_MASK(p) : 0;
+                        }
+                    }
+
+                    e->merged_mask = 0;
+                    for (p = PA_CHANNEL_POSITION_FRONT_LEFT; p < PA_CHANNEL_POSITION_MAX; p++)
+                        e->merged_mask |= e->masks[alsa_channel_ids[p]][e->n_channels-1];
+                }
             }
         }
     }
@@ -1877,7 +1699,7 @@ pa_alsa_path* pa_alsa_path_new(const char *fname, pa_alsa_direction_t direction)
     items[1].data = &p->description;
     items[2].data = &p->name;
 
-    fn = pa_maybe_prefix_path(fname, PA_ALSA_PATHS_PATH);
+    fn = pa_maybe_prefix_path(fname, PA_ALSA_PATHS_DIR);
     r = pa_config_parse(fn, NULL, items, p);
     pa_xfree(fn);
 
@@ -1916,7 +1738,42 @@ pa_alsa_path* pa_alsa_path_synthesize(const char*element, pa_alsa_direction_t di
     return p;
 }
 
-int pa_alsa_path_probe(pa_alsa_path *p, snd_mixer_t *m) {
+static pa_bool_t element_drop_unsupported(pa_alsa_element *e) {
+    pa_alsa_option *o, *n;
+
+    pa_assert(e);
+
+    for (o = e->options; o; o = n) {
+        n = o->next;
+
+        if (o->alsa_idx < 0) {
+            PA_LLIST_REMOVE(pa_alsa_option, e->options, o);
+            option_free(o);
+        }
+    }
+
+    return
+        e->switch_use != PA_ALSA_SWITCH_IGNORE ||
+        e->volume_use != PA_ALSA_VOLUME_IGNORE ||
+        e->enumeration_use != PA_ALSA_ENUMERATION_IGNORE;
+}
+
+static void path_drop_unsupported(pa_alsa_path *p) {
+    pa_alsa_element *e, *n;
+
+    pa_assert(p);
+
+    for (e = p->elements; e; e = n) {
+        n = e->next;
+
+        if (!element_drop_unsupported(e)) {
+            PA_LLIST_REMOVE(pa_alsa_element, p->elements, e);
+            element_free(e);
+        }
+    }
+}
+
+int pa_alsa_path_probe(pa_alsa_path *p, snd_mixer_t *m, pa_bool_t ignore_dB) {
     pa_alsa_element *e;
     double min_dB[PA_CHANNEL_POSITION_MAX], max_dB[PA_CHANNEL_POSITION_MAX];
     pa_channel_position_t t;
@@ -1939,6 +1796,9 @@ int pa_alsa_path_probe(pa_alsa_path *p, snd_mixer_t *m) {
             return -1;
         }
 
+        if (ignore_dB)
+            e->has_dB = FALSE;
+
         if (e->volume_use == PA_ALSA_VOLUME_MERGE) {
 
             if (!p->has_volume) {
@@ -1980,6 +1840,8 @@ int pa_alsa_path_probe(pa_alsa_path *p, snd_mixer_t *m) {
             p->has_mute = TRUE;
     }
 
+    path_drop_unsupported(p);
+
     p->supported = TRUE;
     p->probed = TRUE;
 
@@ -1996,43 +1858,6 @@ int pa_alsa_path_probe(pa_alsa_path *p, snd_mixer_t *m) {
     return 0;
 }
 
-static pa_bool_t element_drop_unsupported(pa_alsa_element *e) {
-    pa_alsa_option *o, *n;
-
-    pa_assert(e);
-
-    for (o = e->options; o; o = n) {
-        n = o->next;
-
-        if (o->alsa_idx < 0) {
-            PA_LLIST_REMOVE(pa_alsa_option, e->options, o);
-            option_free(o);
-        }
-    }
-
-    return
-        e->switch_use != PA_ALSA_SWITCH_IGNORE ||
-        e->volume_use != PA_ALSA_VOLUME_IGNORE ||
-        e->enumeration_use != PA_ALSA_ENUMERATION_IGNORE;
-}
-
-pa_bool_t pa_alsa_path_drop_unsupported(pa_alsa_path *p) {
-    pa_alsa_element *e, *n;
-
-    pa_assert(p);
-
-    for (e = p->elements; e; e = n) {
-        n = e->next;
-
-        if (!element_drop_unsupported(e)) {
-            PA_LLIST_REMOVE(pa_alsa_element, p->elements, e);
-            element_free(e);
-        }
-    }
-
-    return !!p->elements;
-}
-
 void pa_alsa_setting_dump(pa_alsa_setting *s) {
     pa_assert(s);
 
@@ -2099,6 +1924,46 @@ void pa_alsa_path_dump(pa_alsa_path *p) {
         pa_alsa_setting_dump(s);
 }
 
+static void element_set_callback(pa_alsa_element *e, snd_mixer_t *m, snd_mixer_elem_callback_t cb, void *userdata) {
+    snd_mixer_selem_id_t *sid;
+    snd_mixer_elem_t *me;
+
+    pa_assert(e);
+    pa_assert(m);
+    pa_assert(cb);
+
+    SELEM_INIT(sid, e->alsa_name);
+    if (!(me = snd_mixer_find_selem(m, sid))) {
+        pa_log_warn("Element %s seems to have disappeared.", e->alsa_name);
+        return;
+    }
+
+    snd_mixer_elem_set_callback(me, cb);
+    snd_mixer_elem_set_callback_private(me, userdata);
+}
+
+void pa_alsa_path_set_callback(pa_alsa_path *p, snd_mixer_t *m, snd_mixer_elem_callback_t cb, void *userdata) {
+    pa_alsa_element *e;
+
+    pa_assert(p);
+    pa_assert(m);
+    pa_assert(cb);
+
+    PA_LLIST_FOREACH(e, p->elements)
+        element_set_callback(e, m, cb, userdata);
+}
+
+void pa_alsa_path_set_set_callback(pa_alsa_path_set *ps, snd_mixer_t *m, snd_mixer_elem_callback_t cb, void *userdata) {
+    pa_alsa_path *p;
+
+    pa_assert(ps);
+    pa_assert(m);
+    pa_assert(cb);
+
+    PA_LLIST_FOREACH(p, ps->paths)
+        pa_alsa_path_set_callback(p, m, cb, userdata);
+}
+
 pa_alsa_path_set *pa_alsa_path_set_new(pa_alsa_mapping *m, pa_alsa_direction_t direction) {
     pa_alsa_path_set *ps;
     char **pn = NULL, **en = NULL, **ie;
@@ -2118,10 +1983,23 @@ pa_alsa_path_set *pa_alsa_path_set_new(pa_alsa_mapping *m, pa_alsa_direction_t d
         pn = m->input_path_names;
 
     if (pn) {
+        char **in;
 
-        for (; *pn; pn++) {
+        for (in = pn; *in; in++) {
             pa_alsa_path *p;
-            char *fn = pa_sprintf_malloc("%s.conf", *pn);
+            pa_bool_t duplicate = FALSE;
+            char **kn, *fn;
+
+            for (kn = pn; kn != in; kn++)
+                if (pa_streq(*kn, *in)) {
+                    duplicate = TRUE;
+                    break;
+                }
+
+            if (duplicate)
+                continue;
+
+            fn = pa_sprintf_malloc("%s.conf", *in);
 
             if ((p = pa_alsa_path_new(fn, direction))) {
                 p->path_set = ps;
@@ -2169,47 +2047,81 @@ pa_alsa_path_set *pa_alsa_path_set_new(pa_alsa_mapping *m, pa_alsa_direction_t d
     return ps;
 }
 
-void pa_alsa_path_set_probe(pa_alsa_path_set *ps, snd_mixer_t *m) {
+void pa_alsa_path_set_dump(pa_alsa_path_set *ps) {
     pa_alsa_path *p;
-
     pa_assert(ps);
 
-    if (ps->probed)
-        return;
+    pa_log_debug("Path Set %p, direction=%i, probed=%s",
+                 (void*) ps,
+                 ps->direction,
+                 pa_yes_no(ps->probed));
 
     PA_LLIST_FOREACH(p, ps->paths)
-        pa_alsa_path_probe(p, m);
-
-    ps->probed = TRUE;
+        pa_alsa_path_dump(p);
 }
 
-void pa_alsa_path_set_drop_unsupported(pa_alsa_path_set *ps) {
-    pa_alsa_path *p, *n;
+static void path_set_unify(pa_alsa_path_set *ps) {
+    pa_alsa_path *p;
+    pa_bool_t has_dB = TRUE, has_volume = TRUE, has_mute = TRUE;
     pa_assert(ps);
 
-    for (p = ps->paths; p; p = n) {
-        n = p->next;
+    /* We have issues dealing with paths that vary too wildly. That
+     * means for now we have to have all paths support volume/mute/dB
+     * or none. */
 
-        if (p->supported &&
-            pa_alsa_path_drop_unsupported(p))
-            continue;
+    PA_LLIST_FOREACH(p, ps->paths) {
+        pa_assert(p->probed);
 
-        PA_LLIST_REMOVE(pa_alsa_path, ps->paths, p);
-        pa_alsa_path_free(p);
+        if (!p->has_volume)
+            has_volume = FALSE;
+        else if (!p->has_dB)
+            has_dB = FALSE;
+
+        if (!p->has_mute)
+            has_mute = FALSE;
+    }
+
+    if (!has_volume || !has_dB || !has_mute) {
+
+        if (!has_volume)
+            pa_log_debug("Some paths of the device lack hardware volume control, disabling hardware control altogether.");
+        else if (!has_dB)
+            pa_log_debug("Some paths of the device lack dB information, disabling dB logic altogether.");
+
+        if (!has_mute)
+            pa_log_debug("Some paths of the device lack hardware mute control, disabling hardware control altogether.");
+
+        PA_LLIST_FOREACH(p, ps->paths) {
+            if (!has_volume)
+                p->has_volume = FALSE;
+            else if (!has_dB)
+                p->has_dB = FALSE;
+
+            if (!has_mute)
+                p->has_mute = FALSE;
+        }
     }
 }
 
-void pa_alsa_path_set_dump(pa_alsa_path_set *ps) {
-    pa_alsa_path *p;
+void pa_alsa_path_set_probe(pa_alsa_path_set *ps, snd_mixer_t *m, pa_bool_t ignore_dB) {
+    pa_alsa_path *p, *n;
+
     pa_assert(ps);
 
-    pa_log_debug("Path Set %p, direction=%i, probed=%s",
-                 (void*) ps,
-                 ps->direction,
-                 pa_yes_no(ps->probed));
+    if (ps->probed)
+        return;
 
-    PA_LLIST_FOREACH(p, ps->paths)
-        pa_alsa_path_dump(p);
+    for (p = ps->paths; p; p = n) {
+        n = p->next;
+
+        if (pa_alsa_path_probe(p, m, ignore_dB) < 0) {
+            PA_LLIST_REMOVE(pa_alsa_path, ps->paths, p);
+            pa_alsa_path_free(p);
+        }
+    }
+
+    path_set_unify(ps);
+    ps->probed = TRUE;
 }
 
 static void mapping_free(pa_alsa_mapping *m) {
@@ -2583,7 +2495,7 @@ static int profile_parse_skip_probe(
     return 0;
 }
 
-static int mapping_verify(pa_alsa_mapping *m) {
+static int mapping_verify(pa_alsa_mapping *m, const pa_channel_map *bonus) {
 
     static const struct description_map well_known_descriptions[] = {
         { "analog-mono",            N_("Analog Mono") },
@@ -2632,6 +2544,13 @@ static int mapping_verify(pa_alsa_mapping *m) {
     if (!m->description)
         m->description = pa_xstrdup(m->name);
 
+    if (bonus) {
+        if (pa_channel_map_equal(&m->channel_map, bonus))
+            m->priority += 5000;
+        else if (m->channel_map.channels == bonus->channels)
+            m->priority += 4000;
+    }
+
     return 0;
 }
 
@@ -2719,6 +2638,7 @@ static int profile_verify(pa_alsa_profile *p) {
     static const struct description_map well_known_descriptions[] = {
         { "output:analog-mono+input:analog-mono",     N_("Analog Mono Duplex") },
         { "output:analog-stereo+input:analog-stereo", N_("Analog Stereo Duplex") },
+        { "off",                                      N_("Off") }
     };
 
     pa_assert(p);
@@ -2732,6 +2652,17 @@ static int profile_verify(pa_alsa_profile *p) {
 
         for (name = p->output_mapping_names; *name; name++) {
             pa_alsa_mapping *m;
+            char **in;
+            pa_bool_t duplicate = FALSE;
+
+            for (in = p->output_mapping_names; *in; in++)
+                if (pa_streq(*name, *in)) {
+                    duplicate = TRUE;
+                    break;
+                }
+
+            if (duplicate)
+                continue;
 
             if (!(m = pa_hashmap_get(p->profile_set->mappings, *name)) || m->direction == PA_ALSA_DIRECTION_INPUT) {
                 pa_log("Profile '%s' refers to unexistant mapping '%s'.", p->name, *name);
@@ -2754,6 +2685,17 @@ static int profile_verify(pa_alsa_profile *p) {
 
         for (name = p->input_mapping_names; *name; name++) {
             pa_alsa_mapping *m;
+            char **in;
+            pa_bool_t duplicate = FALSE;
+
+            for (in = p->input_mapping_names; *in; in++)
+                if (pa_streq(*name, *in)) {
+                    duplicate = TRUE;
+                    break;
+                }
+
+            if (duplicate)
+                continue;
 
             if (!(m = pa_hashmap_get(p->profile_set->mappings, *name)) || m->direction == PA_ALSA_DIRECTION_OUTPUT) {
                 pa_log("Profile '%s' refers to unexistant mapping '%s'.", p->name, *name);
@@ -2828,7 +2770,7 @@ void pa_alsa_profile_dump(pa_alsa_profile *p) {
             pa_log_debug("Output %s", m->name);
 }
 
-pa_alsa_profile_set* pa_alsa_profile_set_new(const char *fname) {
+pa_alsa_profile_set* pa_alsa_profile_set_new(const char *fname, const pa_channel_map *bonus) {
     pa_alsa_profile_set *ps;
     pa_alsa_profile *p;
     pa_alsa_mapping *m;
@@ -2869,7 +2811,7 @@ pa_alsa_profile_set* pa_alsa_profile_set_new(const char *fname) {
     if (!fname)
         fname = "default.conf";
 
-    fn = pa_maybe_prefix_path(fname, PA_ALSA_PROFILES_PATH);
+    fn = pa_maybe_prefix_path(fname, PA_ALSA_PROFILE_SETS_DIR);
     r = pa_config_parse(fn, NULL, items, ps);
     pa_xfree(fn);
 
@@ -2877,7 +2819,7 @@ pa_alsa_profile_set* pa_alsa_profile_set_new(const char *fname) {
         goto fail;
 
     PA_HASHMAP_FOREACH(m, ps->mappings, state)
-        if (mapping_verify(m) < 0)
+        if (mapping_verify(m, bonus) < 0)
             goto fail;
 
     if (ps->auto_profiles)
@@ -2894,49 +2836,6 @@ fail:
     return NULL;
 }
 
-static snd_pcm_t *open_by_device_string_strv(
-        char **prefix,
-        const char *dev_id,
-        char **dev,
-        pa_sample_spec *ss,
-        pa_channel_map* map,
-        int mode,
-        uint32_t *nfrags,
-        snd_pcm_uframes_t *period_size,
-        snd_pcm_uframes_t tsched_size,
-        pa_bool_t *use_mmap,
-        pa_bool_t *use_tsched,
-        pa_bool_t require_exact_channel_number) {
-
-    snd_pcm_t *pcm_handle;
-    char **i;
-
-    for (i = prefix; *i; i++) {
-        char *d;
-
-        d = pa_sprintf_malloc("%s:%s", *prefix, dev_id);
-
-        pcm_handle = pa_alsa_open_by_device_string(
-                d,
-                dev,
-                ss,
-                map,
-                mode,
-                nfrags,
-                period_size,
-                tsched_size,
-                use_mmap,
-                use_tsched,
-                require_exact_channel_number);
-        pa_xfree(d);
-
-        if (pcm_handle)
-            return pcm_handle;
-    }
-
-    return NULL;
-}
-
 void pa_alsa_profile_set_probe(pa_alsa_profile_set *ps, const char *dev_id, const pa_sample_spec *ss) {
     void *state;
     pa_alsa_profile *p, *last = NULL;
@@ -3004,7 +2903,7 @@ void pa_alsa_profile_set_probe(pa_alsa_profile_set *ps, const char *dev_id, cons
                 try_ss = *ss;
                 try_map = m->channel_map;
 
-                if (!(m ->output_pcm = open_by_device_string_strv(
+                if (!(m ->output_pcm = pa_alsa_open_by_device_string_strv(
                               m->device_strings,
                               dev_id,
                               NULL,
@@ -3027,7 +2926,7 @@ void pa_alsa_profile_set_probe(pa_alsa_profile_set *ps, const char *dev_id, cons
                 try_ss = *ss;
                 try_map = m->channel_map;
 
-                if (!(m ->input_pcm = open_by_device_string_strv(
+                if (!(m ->input_pcm = pa_alsa_open_by_device_string_strv(
                               m->device_strings,
                               dev_id,
                               NULL,
@@ -3073,17 +2972,6 @@ void pa_alsa_profile_set_probe(pa_alsa_profile_set *ps, const char *dev_id, cons
                 }
     }
 
-    ps->probed = TRUE;
-}
-
-void pa_alsa_profile_set_drop_unsupported(pa_alsa_profile_set *ps) {
-    pa_alsa_profile *p;
-    pa_alsa_mapping *m;
-    void *state;
-
-    pa_assert(ps);
-    pa_assert(ps->probed);
-
     PA_HASHMAP_FOREACH(p, ps->profiles, state)
         if (!p->supported) {
             pa_hashmap_remove(ps->profiles, p->name);
@@ -3095,6 +2983,8 @@ void pa_alsa_profile_set_drop_unsupported(pa_alsa_profile_set *ps) {
             pa_hashmap_remove(ps->mappings, m->name);
             mapping_free(m);
         }
+
+    ps->probed = TRUE;
 }
 
 void pa_alsa_profile_set_dump(pa_alsa_profile_set *ps) {
@@ -3118,3 +3008,89 @@ void pa_alsa_profile_set_dump(pa_alsa_profile_set *ps) {
     PA_HASHMAP_FOREACH(p, ps->profiles, state)
         pa_alsa_profile_dump(p);
 }
+
+void pa_alsa_add_ports(pa_hashmap **p, pa_alsa_path_set *ps) {
+    pa_alsa_path *path;
+
+    pa_assert(p);
+    pa_assert(!*p);
+    pa_assert(ps);
+
+    /* if there is no path, we don't want a port list */
+    if (!ps->paths)
+        return;
+
+    if (!ps->paths->next){
+        pa_alsa_setting *s;
+
+        /* If there is only one path, but no or only one setting, then
+         * we want a port list either */
+        if (!ps->paths->settings || !ps->paths->settings->next)
+            return;
+
+        /* Ok, there is only one path, however with multiple settings,
+         * so let's create a port for each setting */
+        *p = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func);
+
+        PA_LLIST_FOREACH(s, ps->paths->settings) {
+            pa_device_port *port;
+            pa_alsa_port_data *data;
+
+            port = pa_device_port_new(s->name, s->description, sizeof(pa_alsa_port_data));
+
+            data = PA_DEVICE_PORT_DATA(port);
+            data->path = ps->paths;
+            data->setting = s;
+
+            pa_hashmap_put(*p, port->name, port);
+        }
+
+    } else {
+
+        /* We have multiple paths, so let's create a port for each
+         * one, and each of each settings */
+        *p = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func);
+
+        PA_LLIST_FOREACH(path, ps->paths) {
+
+            if (!path->settings || !path->settings->next) {
+                pa_device_port *port;
+                pa_alsa_port_data *data;
+
+                /* If there is no or just one setting we only need a
+                 * single entry */
+
+                port = pa_device_port_new(path->name, path->description, sizeof(pa_alsa_port_data));
+                data = PA_DEVICE_PORT_DATA(port);
+                data->path = path;
+                data->setting = path->settings;
+
+                pa_hashmap_put(*p, port->name, port);
+            } else {
+                pa_alsa_setting *s;
+
+                PA_LLIST_FOREACH(s, path->settings) {
+                    pa_device_port *port;
+                    pa_alsa_port_data *data;
+                    char *n, *d;
+
+                    n = pa_sprintf_malloc("%s;%s", path->name, s->name);
+                    d = pa_sprintf_malloc(_("%s, %s"), path->description, s->description);
+
+                    port = pa_device_port_new(n, d, sizeof(pa_alsa_port_data));
+
+                    pa_xfree(n);
+                    pa_xfree(d);
+
+                    data = PA_DEVICE_PORT_DATA(port);
+                    data->path = path;
+                    data->setting = s;
+
+                    pa_hashmap_put(*p, port->name, port);
+                }
+            }
+        }
+    }
+
+    pa_log_debug("Added %u ports", pa_hashmap_size(*p));
+}
diff --git a/src/modules/alsa/alsa-mixer.h b/src/modules/alsa/alsa-mixer.h
index 836e901..f6b1c35 100644
--- a/src/modules/alsa/alsa-mixer.h
+++ b/src/modules/alsa/alsa-mixer.h
@@ -46,6 +46,7 @@ typedef struct pa_alsa_path_set pa_alsa_path_set;
 typedef struct pa_alsa_mapping pa_alsa_mapping;
 typedef struct pa_alsa_profile pa_alsa_profile;
 typedef struct pa_alsa_profile_set pa_alsa_profile_set;
+typedef struct pa_alsa_port_data pa_alsa_port_data;
 
 #include "alsa-util.h"
 
@@ -192,20 +193,20 @@ void pa_alsa_element_dump(pa_alsa_element *e);
 
 pa_alsa_path *pa_alsa_path_new(const char *fname, pa_alsa_direction_t direction);
 pa_alsa_path *pa_alsa_path_synthesize(const char *element, pa_alsa_direction_t direction);
-int pa_alsa_path_probe(pa_alsa_path *p, snd_mixer_t *m);
-pa_bool_t pa_alsa_path_drop_unsupported(pa_alsa_path *p);
+int pa_alsa_path_probe(pa_alsa_path *p, snd_mixer_t *m, pa_bool_t ignore_dB);
 void pa_alsa_path_dump(pa_alsa_path *p);
 int pa_alsa_path_get_volume(pa_alsa_path *p, snd_mixer_t *m, const pa_channel_map *cm, pa_cvolume *v);
 int pa_alsa_path_get_mute(pa_alsa_path *path, snd_mixer_t *m, pa_bool_t *muted);
 int pa_alsa_path_set_volume(pa_alsa_path *path, snd_mixer_t *m, const pa_channel_map *cm, pa_cvolume *v);
 int pa_alsa_path_set_mute(pa_alsa_path *path, snd_mixer_t *m, pa_bool_t muted);
 int pa_alsa_path_select(pa_alsa_path *p, snd_mixer_t *m);
+void pa_alsa_path_set_callback(pa_alsa_path *p, snd_mixer_t *m, snd_mixer_elem_callback_t cb, void *userdata);
 void pa_alsa_path_free(pa_alsa_path *p);
 
 pa_alsa_path_set *pa_alsa_path_set_new(pa_alsa_mapping *m, pa_alsa_direction_t direction);
-void pa_alsa_path_set_probe(pa_alsa_path_set *s, snd_mixer_t *m);
-void pa_alsa_path_set_drop_unsupported(pa_alsa_path_set *s);
+void pa_alsa_path_set_probe(pa_alsa_path_set *s, snd_mixer_t *m, pa_bool_t ignore_dB);
 void pa_alsa_path_set_dump(pa_alsa_path_set *s);
+void pa_alsa_path_set_set_callback(pa_alsa_path_set *ps, snd_mixer_t *m, snd_mixer_elem_callback_t cb, void *userdata);
 void pa_alsa_path_set_free(pa_alsa_path_set *s);
 
 struct pa_alsa_mapping {
@@ -230,6 +231,9 @@ struct pa_alsa_mapping {
     /* Temporarily used during probing */
     snd_pcm_t *input_pcm;
     snd_pcm_t *output_pcm;
+
+    pa_sink *sink;
+    pa_source *source;
 };
 
 struct pa_alsa_profile {
@@ -259,19 +263,25 @@ struct pa_alsa_profile_set {
 void pa_alsa_mapping_dump(pa_alsa_mapping *m);
 void pa_alsa_profile_dump(pa_alsa_profile *p);
 
-pa_alsa_profile_set* pa_alsa_profile_set_new(const char *fname);
+pa_alsa_profile_set* pa_alsa_profile_set_new(const char *fname, const pa_channel_map *bonus);
 void pa_alsa_profile_set_probe(pa_alsa_profile_set *ps, const char *dev_id, const pa_sample_spec *ss);
-void pa_alsa_profile_set_drop_unsupported(pa_alsa_profile_set *ps);
 void pa_alsa_profile_set_free(pa_alsa_profile_set *s);
 void pa_alsa_profile_set_dump(pa_alsa_profile_set *s);
 
-int pa_alsa_prepare_mixer(snd_mixer_t *mixer, const char *dev);
-snd_mixer_elem_t *pa_alsa_find_elem(snd_mixer_t *mixer, const char *name, const char *fallback, pa_bool_t playback);
-int pa_alsa_find_mixer_and_elem(snd_pcm_t *pcm, char **ctl_device, snd_mixer_t **_m, snd_mixer_elem_t **_e, const char *control_name, const pa_alsa_profile_info*profile);
-int pa_alsa_calc_mixer_map(snd_mixer_elem_t *elem, const pa_channel_map *channel_map, snd_mixer_selem_channel_id_t mixer_map[], pa_bool_t playback);
+snd_mixer_t *pa_alsa_open_mixer_for_pcm(snd_pcm_t *pcm, char **ctl_device);
 
 pa_alsa_fdlist *pa_alsa_fdlist_new(void);
 void pa_alsa_fdlist_free(pa_alsa_fdlist *fdl);
 int pa_alsa_fdlist_set_mixer(pa_alsa_fdlist *fdl, snd_mixer_t *mixer_handle, pa_mainloop_api* m);
 
+/* Data structure for inclusion in pa_device_port for alsa
+ * sinks/sources. This contains nothing that needs to be freed
+ * individually */
+struct pa_alsa_port_data {
+    pa_alsa_path *path;
+    pa_alsa_setting *setting;
+};
+
+void pa_alsa_add_ports(pa_hashmap **p, pa_alsa_path_set *ps);
+
 #endif
diff --git a/src/modules/alsa/alsa-sink.c b/src/modules/alsa/alsa-sink.c
index 59a5ca7..d7e5be8 100644
--- a/src/modules/alsa/alsa-sink.c
+++ b/src/modules/alsa/alsa-sink.c
@@ -80,11 +80,9 @@ struct userdata {
 
     pa_alsa_fdlist *mixer_fdl;
     snd_mixer_t *mixer_handle;
-    snd_mixer_elem_t *mixer_elem;
-    long hw_volume_max, hw_volume_min;
-    long hw_dB_max, hw_dB_min;
-    pa_bool_t hw_dB_supported:1;
-    pa_bool_t mixer_seperate_channels:1;
+    pa_alsa_path_set *mixer_path_set;
+    pa_alsa_path *mixer_path;
+
     pa_cvolume hardware_volume;
 
     size_t
@@ -100,7 +98,8 @@ struct userdata {
     unsigned nfragments;
     pa_memchunk memchunk;
 
-    char *device_name;
+    char *device_name;  /* name of the PCM device */
+    char *control_device; /* name of the control device */
 
     pa_bool_t use_mmap:1, use_tsched:1;
 
@@ -991,191 +990,58 @@ static int mixer_callback(snd_mixer_elem_t *elem, unsigned int mask) {
     return 0;
 }
 
-static pa_volume_t from_alsa_volume(struct userdata *u, long alsa_vol) {
-
-    return (pa_volume_t) round(((double) (alsa_vol - u->hw_volume_min) * PA_VOLUME_NORM) /
-                               (double) (u->hw_volume_max - u->hw_volume_min));
-}
-
-static long to_alsa_volume(struct userdata *u, pa_volume_t vol) {
-    long alsa_vol;
-
-    alsa_vol = (long) round(((double) vol * (double) (u->hw_volume_max - u->hw_volume_min))
-                            / PA_VOLUME_NORM) + u->hw_volume_min;
-
-    return PA_CLAMP_UNLIKELY(alsa_vol, u->hw_volume_min, u->hw_volume_max);
-}
-
 static void sink_get_volume_cb(pa_sink *s) {
     struct userdata *u = s->userdata;
-    int err;
-    unsigned i;
     pa_cvolume r;
     char t[PA_CVOLUME_SNPRINT_MAX];
 
     pa_assert(u);
-    pa_assert(u->mixer_elem);
-
-    if (u->mixer_seperate_channels) {
-
-        r.channels = s->sample_spec.channels;
-
-        for (i = 0; i < s->sample_spec.channels; i++) {
-            long alsa_vol;
-
-            if (u->hw_dB_supported) {
-
-                if ((err = snd_mixer_selem_get_playback_dB(u->mixer_elem, u->mixer_map[i], &alsa_vol)) < 0)
-                    goto fail;
-
-#ifdef HAVE_VALGRIND_MEMCHECK_H
-                VALGRIND_MAKE_MEM_DEFINED(&alsa_vol, sizeof(alsa_vol));
-#endif
-
-                r.values[i] = pa_sw_volume_from_dB((double) (alsa_vol - u->hw_dB_max) / 100.0);
-            } else {
-
-                if ((err = snd_mixer_selem_get_playback_volume(u->mixer_elem, u->mixer_map[i], &alsa_vol)) < 0)
-                    goto fail;
-
-                r.values[i] = from_alsa_volume(u, alsa_vol);
-            }
-        }
-
-    } else {
-        long alsa_vol;
-
-        if (u->hw_dB_supported) {
-
-            if ((err = snd_mixer_selem_get_playback_dB(u->mixer_elem, SND_MIXER_SCHN_MONO, &alsa_vol)) < 0)
-                goto fail;
-
-#ifdef HAVE_VALGRIND_MEMCHECK_H
-            VALGRIND_MAKE_MEM_DEFINED(&alsa_vol, sizeof(alsa_vol));
-#endif
-
-            pa_cvolume_set(&r, s->sample_spec.channels, pa_sw_volume_from_dB((double) (alsa_vol - u->hw_dB_max) / 100.0));
-
-        } else {
+    pa_assert(u->mixer_path);
+    pa_assert(u->mixer_handle);
 
-            if ((err = snd_mixer_selem_get_playback_volume(u->mixer_elem, SND_MIXER_SCHN_MONO, &alsa_vol)) < 0)
-                goto fail;
+    if (pa_alsa_path_get_volume(u->mixer_path, u->mixer_handle, &s->channel_map, &r) < 0)
+        return;
 
-            pa_cvolume_set(&r, s->sample_spec.channels, from_alsa_volume(u, alsa_vol));
-        }
-    }
+    /* Shift down by the base volume, so that 0dB becomes maximum volume */
+    pa_sw_cvolume_divide_scalar(&r, &r, s->base_volume);
 
     pa_log_debug("Read hardware volume: %s", pa_cvolume_snprint(t, sizeof(t), &r));
 
-    if (!pa_cvolume_equal(&u->hardware_volume, &r)) {
+    if (pa_cvolume_equal(&u->hardware_volume, &r))
+        return;
 
-        s->virtual_volume = u->hardware_volume = r;
+    s->virtual_volume = u->hardware_volume = r;
 
-        if (u->hw_dB_supported) {
-            pa_cvolume reset;
+    if (u->mixer_path->has_dB) {
+        pa_cvolume reset;
 
-            /* Hmm, so the hardware volume changed, let's reset our software volume */
-            pa_cvolume_reset(&reset, s->sample_spec.channels);
-            pa_sink_set_soft_volume(s, &reset);
-        }
+        /* Hmm, so the hardware volume changed, let's reset our software volume */
+        pa_cvolume_reset(&reset, s->sample_spec.channels);
+        pa_sink_set_soft_volume(s, &reset);
     }
-
-    return;
-
-fail:
-    pa_log_error("Unable to read volume: %s", pa_alsa_strerror(err));
 }
 
 static void sink_set_volume_cb(pa_sink *s) {
     struct userdata *u = s->userdata;
-    int err;
-    unsigned i;
     pa_cvolume r;
+    char t[PA_CVOLUME_SNPRINT_MAX];
 
     pa_assert(u);
-    pa_assert(u->mixer_elem);
-
-    if (u->mixer_seperate_channels) {
-
-        r.channels = s->sample_spec.channels;
-
-        for (i = 0; i < s->sample_spec.channels; i++) {
-            long alsa_vol;
-            pa_volume_t vol;
-
-            vol = s->virtual_volume.values[i];
-
-            if (u->hw_dB_supported) {
-
-                alsa_vol = (long) (pa_sw_volume_to_dB(vol) * 100);
-                alsa_vol += u->hw_dB_max;
-                alsa_vol = PA_CLAMP_UNLIKELY(alsa_vol, u->hw_dB_min, u->hw_dB_max);
-
-                if ((err = snd_mixer_selem_set_playback_dB(u->mixer_elem, u->mixer_map[i], alsa_vol, 1)) < 0)
-                    goto fail;
-
-                if ((err = snd_mixer_selem_get_playback_dB(u->mixer_elem, u->mixer_map[i], &alsa_vol)) < 0)
-                    goto fail;
-
-#ifdef HAVE_VALGRIND_MEMCHECK_H
-                VALGRIND_MAKE_MEM_DEFINED(&alsa_vol, sizeof(alsa_vol));
-#endif
-
-                r.values[i] = pa_sw_volume_from_dB((double) (alsa_vol - u->hw_dB_max) / 100.0);
-
-            } else {
-                alsa_vol = to_alsa_volume(u, vol);
-
-                if ((err = snd_mixer_selem_set_playback_volume(u->mixer_elem, u->mixer_map[i], alsa_vol)) < 0)
-                    goto fail;
-
-                if ((err = snd_mixer_selem_get_playback_volume(u->mixer_elem, u->mixer_map[i], &alsa_vol)) < 0)
-                    goto fail;
-
-                r.values[i] = from_alsa_volume(u, alsa_vol);
-            }
-        }
-
-    } else {
-        pa_volume_t vol;
-        long alsa_vol;
-
-        vol = pa_cvolume_max(&s->virtual_volume);
-
-        if (u->hw_dB_supported) {
-            alsa_vol = (long) (pa_sw_volume_to_dB(vol) * 100);
-            alsa_vol += u->hw_dB_max;
-            alsa_vol = PA_CLAMP_UNLIKELY(alsa_vol, u->hw_dB_min, u->hw_dB_max);
-
-            if ((err = snd_mixer_selem_set_playback_dB_all(u->mixer_elem, alsa_vol, 1)) < 0)
-                goto fail;
-
-            if ((err = snd_mixer_selem_get_playback_dB(u->mixer_elem, SND_MIXER_SCHN_MONO, &alsa_vol)) < 0)
-                goto fail;
-
-#ifdef HAVE_VALGRIND_MEMCHECK_H
-            VALGRIND_MAKE_MEM_DEFINED(&alsa_vol, sizeof(alsa_vol));
-#endif
-
-            pa_cvolume_set(&r, s->sample_spec.channels, pa_sw_volume_from_dB((double) (alsa_vol - u->hw_dB_max) / 100.0));
-
-        } else {
-            alsa_vol = to_alsa_volume(u, vol);
+    pa_assert(u->mixer_path);
+    pa_assert(u->mixer_handle);
 
-            if ((err = snd_mixer_selem_set_playback_volume_all(u->mixer_elem, alsa_vol)) < 0)
-                goto fail;
+    /* Shift up by the base volume */
+    pa_sw_cvolume_multiply_scalar(&r, &s->virtual_volume, s->base_volume);
 
-            if ((err = snd_mixer_selem_get_playback_volume(u->mixer_elem, SND_MIXER_SCHN_MONO, &alsa_vol)) < 0)
-                goto fail;
+    if (pa_alsa_path_set_volume(u->mixer_path, u->mixer_handle, &s->channel_map, &r) < 0)
+        return;
 
-            pa_cvolume_set(&r, s->sample_spec.channels, from_alsa_volume(u, alsa_vol));
-        }
-    }
+    /* Shift down by the base volume, so that 0dB becomes maximum volume */
+    pa_sw_cvolume_divide_scalar(&r, &r, s->base_volume);
 
     u->hardware_volume = r;
 
-    if (u->hw_dB_supported) {
-        char t[PA_CVOLUME_SNPRINT_MAX];
+    if (u->mixer_path->has_dB) {
 
         /* Match exactly what the user requested by software */
         pa_sw_cvolume_divide(&s->soft_volume, &s->virtual_volume, &u->hardware_volume);
@@ -1184,45 +1050,75 @@ static void sink_set_volume_cb(pa_sink *s) {
         pa_log_debug("Got hardware volume: %s", pa_cvolume_snprint(t, sizeof(t), &u->hardware_volume));
         pa_log_debug("Calculated software volume: %s", pa_cvolume_snprint(t, sizeof(t), &s->soft_volume));
 
-    } else
+    } else {
+        pa_log_debug("Wrote hardware volume: %s", pa_cvolume_snprint(t, sizeof(t), &r));
 
         /* We can't match exactly what the user requested, hence let's
          * at least tell the user about it */
 
         s->virtual_volume = r;
-
-    return;
-
-fail:
-    pa_log_error("Unable to set volume: %s", pa_alsa_strerror(err));
+    }
 }
 
 static void sink_get_mute_cb(pa_sink *s) {
     struct userdata *u = s->userdata;
-    int err, sw = 0;
+    pa_bool_t b;
 
     pa_assert(u);
-    pa_assert(u->mixer_elem);
+    pa_assert(u->mixer_path);
+    pa_assert(u->mixer_handle);
 
-    if ((err = snd_mixer_selem_get_playback_switch(u->mixer_elem, 0, &sw)) < 0) {
-        pa_log_error("Unable to get switch: %s", pa_alsa_strerror(err));
+    if (pa_alsa_path_get_mute(u->mixer_path, u->mixer_handle, &b) < 0)
         return;
-    }
 
-    s->muted = !sw;
+    s->muted = b;
 }
 
 static void sink_set_mute_cb(pa_sink *s) {
     struct userdata *u = s->userdata;
-    int err;
 
     pa_assert(u);
-    pa_assert(u->mixer_elem);
+    pa_assert(u->mixer_path);
+    pa_assert(u->mixer_handle);
 
-    if ((err = snd_mixer_selem_set_playback_switch_all(u->mixer_elem, !s->muted)) < 0) {
-        pa_log_error("Unable to set switch: %s", pa_alsa_strerror(err));
-        return;
+    pa_alsa_path_set_mute(u->mixer_path, u->mixer_handle, s->muted);
+}
+
+static int sink_set_port_cb(pa_sink *s, pa_device_port *p) {
+    struct userdata *u = s->userdata;
+    pa_alsa_port_data *data;
+
+    pa_assert(u);
+    pa_assert(p);
+    pa_assert(u->mixer_handle);
+
+    data = PA_DEVICE_PORT_DATA(p);
+
+    pa_assert_se(u->mixer_path = data->path);
+    pa_alsa_path_select(u->mixer_path, u->mixer_handle);
+
+    if (u->mixer_path->has_volume && u->mixer_path->has_dB) {
+        s->base_volume = pa_sw_volume_from_dB(-u->mixer_path->max_dB);
+        s->n_volume_steps = PA_VOLUME_NORM+1;
+
+        if (u->mixer_path->max_dB > 0.0)
+            pa_log_info("Fixing base volume to %0.2f dB", pa_sw_volume_to_dB(s->base_volume));
+        else
+            pa_log_info("No particular base volume set, fixing to 0 dB");
+    } else {
+        s->base_volume = PA_VOLUME_NORM;
+        s->n_volume_steps = u->mixer_path->max_volume - u->mixer_path->min_volume + 1;
     }
+
+    if (data->setting)
+        pa_alsa_setting_select(data->setting, u->mixer_handle);
+
+    if (s->set_mute)
+        s->set_mute(s);
+    if (s->set_volume)
+        s->set_volume(s);
+
+    return 0;
 }
 
 static void sink_update_requested_latency_cb(pa_sink *s) {
@@ -1465,77 +1361,118 @@ static void set_sink_name(pa_sink_new_data *data, pa_modargs *ma, const char *de
     pa_xfree(t);
 }
 
+static void find_mixer(struct userdata *u, pa_alsa_mapping *mapping, const char *element, pa_bool_t ignore_dB) {
+
+    if (!mapping && !element)
+        return;
+
+    if (!(u->mixer_handle = pa_alsa_open_mixer_for_pcm(u->pcm_handle, &u->control_device))) {
+        pa_log_info("Failed to find a working mixer device.");
+        return;
+    }
+
+    if (element) {
+
+        if (!(u->mixer_path = pa_alsa_path_synthesize(element, PA_ALSA_DIRECTION_OUTPUT)))
+            goto fail;
+
+        if (pa_alsa_path_probe(u->mixer_path, u->mixer_handle, ignore_dB) < 0)
+            goto fail;
+
+    } else {
+
+        if (!(u->mixer_path_set = pa_alsa_path_set_new(mapping, PA_ALSA_DIRECTION_OUTPUT)))
+            goto fail;
+
+        pa_alsa_path_set_probe(u->mixer_path_set, u->mixer_handle, ignore_dB);
+    }
+
+    return;
+
+fail:
+
+    if (u->mixer_path_set) {
+        pa_alsa_path_set_free(u->mixer_path_set);
+        u->mixer_path_set = NULL;
+    } else if (u->mixer_path) {
+        pa_alsa_path_free(u->mixer_path);
+        u->mixer_path = NULL;
+    }
+
+    if (u->mixer_handle) {
+        snd_mixer_close(u->mixer_handle);
+        u->mixer_handle = NULL;
+    }
+}
+
 static int setup_mixer(struct userdata *u, pa_bool_t ignore_dB) {
     pa_assert(u);
 
     if (!u->mixer_handle)
         return 0;
 
-    pa_assert(u->mixer_elem);
+    if (u->sink->active_port) {
+        pa_alsa_port_data *data;
 
-    if (snd_mixer_selem_has_playback_volume(u->mixer_elem)) {
-        pa_bool_t suitable = FALSE;
+        /* We have a list of supported paths, so let's activate the
+         * one that has been chosen as active */
 
-        if (snd_mixer_selem_get_playback_volume_range(u->mixer_elem, &u->hw_volume_min, &u->hw_volume_max) < 0)
-            pa_log_info("Failed to get volume range. Falling back to software volume control.");
-        else if (u->hw_volume_min >= u->hw_volume_max)
-            pa_log_warn("Your kernel driver is broken: it reports a volume range from %li to %li which makes no sense.", u->hw_volume_min, u->hw_volume_max);
-        else {
-            pa_log_info("Volume ranges from %li to %li.", u->hw_volume_min, u->hw_volume_max);
-            suitable = TRUE;
-        }
+        data = PA_DEVICE_PORT_DATA(u->sink->active_port);
+        u->mixer_path = data->path;
 
-        if (suitable) {
-            if (ignore_dB || snd_mixer_selem_get_playback_dB_range(u->mixer_elem, &u->hw_dB_min, &u->hw_dB_max) < 0)
-                pa_log_info("Mixer doesn't support dB information or data is ignored.");
-            else {
-#ifdef HAVE_VALGRIND_MEMCHECK_H
-                VALGRIND_MAKE_MEM_DEFINED(&u->hw_dB_min, sizeof(u->hw_dB_min));
-                VALGRIND_MAKE_MEM_DEFINED(&u->hw_dB_max, sizeof(u->hw_dB_max));
-#endif
+        pa_alsa_path_select(data->path, u->mixer_handle);
 
-                if (u->hw_dB_min >= u->hw_dB_max)
-                    pa_log_warn("Your kernel driver is broken: it reports a volume range from %0.2f dB to %0.2f dB which makes no sense.", (double) u->hw_dB_min/100.0, (double) u->hw_dB_max/100.0);
-                else {
-                    pa_log_info("Volume ranges from %0.2f dB to %0.2f dB.", (double) u->hw_dB_min/100.0, (double) u->hw_dB_max/100.0);
-                    u->hw_dB_supported = TRUE;
-
-                    if (u->hw_dB_max > 0) {
-                        u->sink->base_volume = pa_sw_volume_from_dB(- (double) u->hw_dB_max/100.0);
-                        pa_log_info("Fixing base volume to %0.2f dB", pa_sw_volume_to_dB(u->sink->base_volume));
-                    } else
-                        pa_log_info("No particular base volume set, fixing to 0 dB");
-                }
-            }
+        if (data->setting)
+            pa_alsa_setting_select(data->setting, u->mixer_handle);
 
-            if (!u->hw_dB_supported &&
-                u->hw_volume_max - u->hw_volume_min < 3) {
+    } else if (u->mixer_path)  {
 
-                pa_log_info("Device doesn't do dB volume and has less than 4 volume levels. Falling back to software volume control.");
-                suitable = FALSE;
-            }
-        }
+        /* Hmm, we have only a single path, then let's activate it */
 
-        if (suitable) {
-            u->mixer_seperate_channels = pa_alsa_calc_mixer_map(u->mixer_elem, &u->sink->channel_map, u->mixer_map, TRUE) >= 0;
+        pa_alsa_path_select(u->mixer_path, u->mixer_handle);
 
-            u->sink->get_volume = sink_get_volume_cb;
-            u->sink->set_volume = sink_set_volume_cb;
-            u->sink->flags |= PA_SINK_HW_VOLUME_CTRL | (u->hw_dB_supported ? PA_SINK_DECIBEL_VOLUME : 0);
-            pa_log_info("Using hardware volume control. Hardware dB scale %s.", u->hw_dB_supported ? "supported" : "not supported");
+        if (u->mixer_path->settings)
+            pa_alsa_setting_select(u->mixer_path->settings, u->mixer_handle);
 
-            if (!u->hw_dB_supported)
-                u->sink->n_volume_steps = u->hw_volume_max - u->hw_volume_min + 1;
-        } else
-            pa_log_info("Using software volume control.");
+    } else
+        return 0;
+
+    if (!u->mixer_path->has_volume)
+        pa_log_info("Driver does not support hardware volume control, falling back to software volume control.");
+    else {
+
+        if (u->mixer_path->has_dB) {
+            pa_log_info("Hardware volume ranges from %0.2f dB to %0.2f dB.", u->mixer_path->min_dB, u->mixer_path->max_dB);
+
+            u->sink->base_volume = pa_sw_volume_from_dB(-u->mixer_path->max_dB);
+            u->sink->n_volume_steps = PA_VOLUME_NORM+1;
+
+            if (u->mixer_path->max_dB > 0.0)
+                pa_log_info("Fixing base volume to %0.2f dB", pa_sw_volume_to_dB(u->sink->base_volume));
+            else
+                pa_log_info("No particular base volume set, fixing to 0 dB");
+
+        } else {
+            pa_log_info("Hardware volume ranges from %li to %li.", u->mixer_path->min_volume, u->mixer_path->max_volume);
+            u->sink->base_volume = PA_VOLUME_NORM;
+            u->sink->n_volume_steps = u->mixer_path->max_volume - u->mixer_path->min_volume + 1;
+        }
+
+        u->sink->get_volume = sink_get_volume_cb;
+        u->sink->set_volume = sink_set_volume_cb;
+
+        u->sink->flags |= PA_SINK_HW_VOLUME_CTRL | (u->mixer_path->has_dB ? PA_SINK_DECIBEL_VOLUME : 0);
+        pa_log_info("Using hardware volume control. Hardware dB scale %s.", u->mixer_path->has_dB ? "supported" : "not supported");
     }
 
-    if (snd_mixer_selem_has_playback_switch(u->mixer_elem)) {
+    if (!u->mixer_path->has_mute) {
+        pa_log_info("Driver does not support hardware mute control, falling back to software mute control.");
+    } else {
         u->sink->get_mute = sink_get_mute_cb;
         u->sink->set_mute = sink_set_mute_cb;
         u->sink->flags |= PA_SINK_HW_MUTE_CTRL;
-    } else
-        pa_log_info("Using software mute control.");
+        pa_log_info("Using hardware mute control.");
+    }
 
     u->mixer_fdl = pa_alsa_fdlist_new();
 
@@ -1544,13 +1481,15 @@ static int setup_mixer(struct userdata *u, pa_bool_t ignore_dB) {
         return -1;
     }
 
-    snd_mixer_elem_set_callback(u->mixer_elem, mixer_callback);
-    snd_mixer_elem_set_callback_private(u->mixer_elem, u);
+    if (u->mixer_path_set)
+        pa_alsa_path_set_set_callback(u->mixer_path_set, u->mixer_handle, mixer_callback, u);
+    else
+        pa_alsa_path_set_callback(u->mixer_path, u->mixer_handle, mixer_callback, u);
 
     return 0;
 }
 
-pa_sink *pa_alsa_sink_new(pa_module *m, pa_modargs *ma, const char*driver, pa_card *card, const pa_alsa_profile_info *profile) {
+pa_sink *pa_alsa_sink_new(pa_module *m, pa_modargs *ma, const char*driver, pa_card *card, pa_alsa_mapping *mapping) {
 
     struct userdata *u = NULL;
     const char *dev_id = NULL;
@@ -1561,7 +1500,7 @@ pa_sink *pa_alsa_sink_new(pa_module *m, pa_modargs *ma, const char*driver, pa_ca
     size_t frame_size;
     pa_bool_t use_mmap = TRUE, b, use_tsched = TRUE, d, ignore_dB = FALSE;
     pa_sink_new_data data;
-    char *control_device = NULL;
+    pa_alsa_profile_set *profile_set = NULL;
 
     pa_assert(m);
     pa_assert(ma);
@@ -1646,32 +1585,35 @@ pa_sink *pa_alsa_sink_new(pa_module *m, pa_modargs *ma, const char*driver, pa_ca
     b = use_mmap;
     d = use_tsched;
 
-    if (profile) {
+    if (mapping) {
 
         if (!(dev_id = pa_modargs_get_value(ma, "device_id", NULL))) {
             pa_log("device_id= not set");
             goto fail;
         }
 
-        if (!(u->pcm_handle = pa_alsa_open_by_device_id_profile(
+        if (!(u->pcm_handle = pa_alsa_open_by_device_id_mapping(
                       dev_id,
                       &u->device_name,
                       &ss, &map,
                       SND_PCM_STREAM_PLAYBACK,
                       &nfrags, &period_frames, tsched_frames,
-                      &b, &d, profile)))
+                      &b, &d, mapping)))
 
             goto fail;
 
     } else if ((dev_id = pa_modargs_get_value(ma, "device_id", NULL))) {
 
+        if (!(profile_set = pa_alsa_profile_set_new(NULL, &map)))
+            goto fail;
+
         if (!(u->pcm_handle = pa_alsa_open_by_device_id_auto(
                       dev_id,
                       &u->device_name,
                       &ss, &map,
                       SND_PCM_STREAM_PLAYBACK,
                       &nfrags, &period_frames, tsched_frames,
-                      &b, &d, &profile)))
+                      &b, &d, profile_set, &mapping)))
 
             goto fail;
 
@@ -1685,7 +1627,6 @@ pa_sink *pa_alsa_sink_new(pa_module *m, pa_modargs *ma, const char*driver, pa_ca
                       &nfrags, &period_frames, tsched_frames,
                       &b, &d, FALSE)))
             goto fail;
-
     }
 
     pa_assert(u->device_name);
@@ -1696,8 +1637,8 @@ pa_sink *pa_alsa_sink_new(pa_module *m, pa_modargs *ma, const char*driver, pa_ca
         goto fail;
     }
 
-    if (profile)
-        pa_log_info("Selected configuration '%s' (%s).", profile->description, profile->name);
+    if (mapping)
+        pa_log_info("Selected mapping '%s' (%s).", mapping->description, mapping->name);
 
     if (use_mmap && !b) {
         pa_log_info("Device doesn't support mmap(), falling back to UNIX read/write mode.");
@@ -1723,7 +1664,7 @@ pa_sink *pa_alsa_sink_new(pa_module *m, pa_modargs *ma, const char*driver, pa_ca
     /* ALSA might tweak the sample spec, so recalculate the frame size */
     frame_size = pa_frame_size(&ss);
 
-    pa_alsa_find_mixer_and_elem(u->pcm_handle, &control_device, &u->mixer_handle, &u->mixer_elem, pa_modargs_get_value(ma, "control", NULL), profile);
+    find_mixer(u, mapping, pa_modargs_get_value(ma, "control", NULL), ignore_dB);
 
     pa_sink_new_data_init(&data);
     data.driver = driver;
@@ -1733,23 +1674,21 @@ pa_sink *pa_alsa_sink_new(pa_module *m, pa_modargs *ma, const char*driver, pa_ca
     pa_sink_new_data_set_sample_spec(&data, &ss);
     pa_sink_new_data_set_channel_map(&data, &map);
 
-    pa_alsa_init_proplist_pcm(m->core, data.proplist, u->pcm_handle, u->mixer_elem);
+    pa_alsa_init_proplist_pcm(m->core, data.proplist, u->pcm_handle);
     pa_proplist_sets(data.proplist, PA_PROP_DEVICE_STRING, u->device_name);
     pa_proplist_setf(data.proplist, PA_PROP_DEVICE_BUFFERING_BUFFER_SIZE, "%lu", (unsigned long) (period_frames * frame_size * nfrags));
     pa_proplist_setf(data.proplist, PA_PROP_DEVICE_BUFFERING_FRAGMENT_SIZE, "%lu", (unsigned long) (period_frames * frame_size));
     pa_proplist_sets(data.proplist, PA_PROP_DEVICE_ACCESS_MODE, u->use_tsched ? "mmap+timer" : (u->use_mmap ? "mmap" : "serial"));
 
-    if (profile) {
-        pa_proplist_sets(data.proplist, PA_PROP_DEVICE_PROFILE_NAME, profile->name);
-        pa_proplist_sets(data.proplist, PA_PROP_DEVICE_PROFILE_DESCRIPTION, profile->description);
+    if (mapping) {
+        pa_proplist_sets(data.proplist, PA_PROP_DEVICE_PROFILE_NAME, mapping->name);
+        pa_proplist_sets(data.proplist, PA_PROP_DEVICE_PROFILE_DESCRIPTION, mapping->description);
     }
 
     pa_alsa_init_description(data.proplist);
 
-    if (control_device) {
-        pa_alsa_init_proplist_ctl(data.proplist, control_device);
-        pa_xfree(control_device);
-    }
+    if (u->control_device)
+        pa_alsa_init_proplist_ctl(data.proplist, u->control_device);
 
     if (pa_modargs_get_proplist(ma, "sink_properties", data.proplist, PA_UPDATE_REPLACE) < 0) {
         pa_log("Invalid properties");
@@ -1757,6 +1696,9 @@ pa_sink *pa_alsa_sink_new(pa_module *m, pa_modargs *ma, const char*driver, pa_ca
         goto fail;
     }
 
+    if (u->mixer_path_set)
+        pa_alsa_add_ports(&data.ports, u->mixer_path_set);
+
     u->sink = pa_sink_new(m->core, &data, PA_SINK_HARDWARE|PA_SINK_LATENCY|(u->use_tsched ? PA_SINK_DYNAMIC_LATENCY : 0));
     pa_sink_new_data_done(&data);
 
@@ -1768,6 +1710,7 @@ pa_sink *pa_alsa_sink_new(pa_module *m, pa_modargs *ma, const char*driver, pa_ca
     u->sink->parent.process_msg = sink_process_msg;
     u->sink->update_requested_latency = sink_update_requested_latency_cb;
     u->sink->set_state = sink_set_state_cb;
+    u->sink->set_port = sink_set_port_cb;
     u->sink->userdata = u;
 
     pa_sink_set_asyncmsgq(u->sink, u->thread_mq.inq);
@@ -1836,6 +1779,9 @@ pa_sink *pa_alsa_sink_new(pa_module *m, pa_modargs *ma, const char*driver, pa_ca
 
     pa_sink_put(u->sink);
 
+    if (profile_set)
+        pa_alsa_profile_set_free(profile_set);
+
     return u->sink;
 
 fail:
@@ -1843,6 +1789,9 @@ fail:
     if (u)
         userdata_free(u);
 
+    if (profile_set)
+        pa_alsa_profile_set_free(profile_set);
+
     return NULL;
 }
 
@@ -1871,17 +1820,22 @@ static void userdata_free(struct userdata *u) {
     if (u->rtpoll)
         pa_rtpoll_free(u->rtpoll);
 
+    if (u->pcm_handle) {
+        snd_pcm_drop(u->pcm_handle);
+        snd_pcm_close(u->pcm_handle);
+    }
+
     if (u->mixer_fdl)
         pa_alsa_fdlist_free(u->mixer_fdl);
 
+    if (u->mixer_path_set)
+        pa_alsa_path_set_free(u->mixer_path_set);
+    else if (u->mixer_path)
+        pa_alsa_path_free(u->mixer_path);
+
     if (u->mixer_handle)
         snd_mixer_close(u->mixer_handle);
 
-    if (u->pcm_handle) {
-        snd_pcm_drop(u->pcm_handle);
-        snd_pcm_close(u->pcm_handle);
-    }
-
     if (u->smoother)
         pa_smoother_free(u->smoother);
 
@@ -1889,6 +1843,7 @@ static void userdata_free(struct userdata *u) {
     monitor_done(u);
 
     pa_xfree(u->device_name);
+    pa_xfree(u->control_device);
     pa_xfree(u);
 }
 
diff --git a/src/modules/alsa/alsa-sink.h b/src/modules/alsa/alsa-sink.h
index bbf6423..b9a4ac2 100644
--- a/src/modules/alsa/alsa-sink.h
+++ b/src/modules/alsa/alsa-sink.h
@@ -28,8 +28,9 @@
 #include <pulsecore/sink.h>
 
 #include "alsa-util.h"
+#include "alsa-mixer.h"
 
-pa_sink* pa_alsa_sink_new(pa_module *m, pa_modargs *ma, const char*driver, pa_card *card, const pa_alsa_profile_info *profile);
+pa_sink* pa_alsa_sink_new(pa_module *m, pa_modargs *ma, const char*driver, pa_card *card, pa_alsa_mapping *mapping);
 
 void pa_alsa_sink_free(pa_sink *s);
 
diff --git a/src/modules/alsa/alsa-source.c b/src/modules/alsa/alsa-source.c
index c176309..c15748b 100644
--- a/src/modules/alsa/alsa-source.c
+++ b/src/modules/alsa/alsa-source.c
@@ -28,10 +28,6 @@
 
 #include <asoundlib.h>
 
-#ifdef HAVE_VALGRIND_MEMCHECK_H
-#include <valgrind/memcheck.h>
-#endif
-
 #include <pulse/xmalloc.h>
 #include <pulse/util.h>
 #include <pulse/timeval.h>
@@ -81,11 +77,8 @@ struct userdata {
 
     pa_alsa_fdlist *mixer_fdl;
     snd_mixer_t *mixer_handle;
-    snd_mixer_elem_t *mixer_elem;
-    long hw_volume_max, hw_volume_min;
-    long hw_dB_max, hw_dB_min;
-    pa_bool_t hw_dB_supported:1;
-    pa_bool_t mixer_seperate_channels:1;
+    pa_alsa_path_set *mixer_path_set;
+    pa_alsa_path *mixer_path;
 
     pa_cvolume hardware_volume;
 
@@ -102,6 +95,7 @@ struct userdata {
     unsigned nfragments;
 
     char *device_name;
+    char *control_device;
 
     pa_bool_t use_mmap:1, use_tsched:1;
 
@@ -949,239 +943,135 @@ static int mixer_callback(snd_mixer_elem_t *elem, unsigned int mask) {
     return 0;
 }
 
-static pa_volume_t from_alsa_volume(struct userdata *u, long alsa_vol) {
-
-    return (pa_volume_t) round(((double) (alsa_vol - u->hw_volume_min) * PA_VOLUME_NORM) /
-                               (double) (u->hw_volume_max - u->hw_volume_min));
-}
-
-static long to_alsa_volume(struct userdata *u, pa_volume_t vol) {
-    long alsa_vol;
-
-    alsa_vol = (long) round(((double) vol * (double) (u->hw_volume_max - u->hw_volume_min))
-                            / PA_VOLUME_NORM) + u->hw_volume_min;
-
-    return PA_CLAMP_UNLIKELY(alsa_vol, u->hw_volume_min, u->hw_volume_max);
-}
-
 static void source_get_volume_cb(pa_source *s) {
     struct userdata *u = s->userdata;
-    int err;
-    unsigned i;
     pa_cvolume r;
     char t[PA_CVOLUME_SNPRINT_MAX];
 
     pa_assert(u);
-    pa_assert(u->mixer_elem);
-
-    if (u->mixer_seperate_channels) {
-
-        r.channels = s->sample_spec.channels;
-
-        for (i = 0; i < s->sample_spec.channels; i++) {
-            long alsa_vol;
-
-            if (u->hw_dB_supported) {
-
-                if ((err = snd_mixer_selem_get_capture_dB(u->mixer_elem, u->mixer_map[i], &alsa_vol)) < 0)
-                    goto fail;
-
-#ifdef HAVE_VALGRIND_MEMCHECK_H
-                VALGRIND_MAKE_MEM_DEFINED(&alsa_vol, sizeof(alsa_vol));
-#endif
-
-                r.values[i] = pa_sw_volume_from_dB((double) (alsa_vol - u->hw_dB_max) / 100.0);
-            } else {
-
-                if ((err = snd_mixer_selem_get_capture_volume(u->mixer_elem, u->mixer_map[i], &alsa_vol)) < 0)
-                    goto fail;
-
-                r.values[i] = from_alsa_volume(u, alsa_vol);
-            }
-        }
-
-    } else {
-        long alsa_vol;
-
-        if (u->hw_dB_supported) {
-
-            if ((err = snd_mixer_selem_get_capture_dB(u->mixer_elem, SND_MIXER_SCHN_MONO, &alsa_vol)) < 0)
-                goto fail;
-
-#ifdef HAVE_VALGRIND_MEMCHECK_H
-            VALGRIND_MAKE_MEM_DEFINED(&alsa_vol, sizeof(alsa_vol));
-#endif
-
-            pa_cvolume_set(&r, s->sample_spec.channels, pa_sw_volume_from_dB((double) (alsa_vol - u->hw_dB_max) / 100.0));
-
-        } else {
+    pa_assert(u->mixer_path);
+    pa_assert(u->mixer_handle);
 
-            if ((err = snd_mixer_selem_get_capture_volume(u->mixer_elem, SND_MIXER_SCHN_MONO, &alsa_vol)) < 0)
-                goto fail;
+    if (pa_alsa_path_get_volume(u->mixer_path, u->mixer_handle, &s->channel_map, &r) < 0)
+        return;
 
-            pa_cvolume_set(&r, s->sample_spec.channels, from_alsa_volume(u, alsa_vol));
-        }
-    }
+    /* Shift down by the base volume, so that 0dB becomes maximum volume */
+    pa_sw_cvolume_divide_scalar(&r, &r, s->base_volume);
 
     pa_log_debug("Read hardware volume: %s", pa_cvolume_snprint(t, sizeof(t), &r));
 
-    if (!pa_cvolume_equal(&u->hardware_volume, &r)) {
+    if (pa_cvolume_equal(&u->hardware_volume, &r))
+        return;
 
-        s->virtual_volume = u->hardware_volume = r;
+    s->virtual_volume = u->hardware_volume = r;
 
-        if (u->hw_dB_supported) {
-            pa_cvolume reset;
+    if (u->mixer_path->has_dB) {
+        pa_cvolume reset;
 
-            /* Hmm, so the hardware volume changed, let's reset our software volume */
-            pa_cvolume_reset(&reset, s->sample_spec.channels);
-            pa_source_set_soft_volume(s, &reset);
-        }
+        /* Hmm, so the hardware volume changed, let's reset our software volume */
+        pa_cvolume_reset(&reset, s->sample_spec.channels);
+        pa_source_set_soft_volume(s, &reset);
     }
-
-    return;
-
-fail:
-    pa_log_error("Unable to read volume: %s", pa_alsa_strerror(err));
 }
 
 static void source_set_volume_cb(pa_source *s) {
     struct userdata *u = s->userdata;
-    int err;
-    unsigned i;
     pa_cvolume r;
+    char t[PA_CVOLUME_SNPRINT_MAX];
 
     pa_assert(u);
-    pa_assert(u->mixer_elem);
-
-    if (u->mixer_seperate_channels) {
-
-        r.channels = s->sample_spec.channels;
-
-        for (i = 0; i < s->sample_spec.channels; i++) {
-            long alsa_vol;
-            pa_volume_t vol;
-
-            vol = s->virtual_volume.values[i];
-
-            if (u->hw_dB_supported) {
-
-                alsa_vol = (long) (pa_sw_volume_to_dB(vol) * 100);
-                alsa_vol += u->hw_dB_max;
-                alsa_vol = PA_CLAMP_UNLIKELY(alsa_vol, u->hw_dB_min, u->hw_dB_max);
-
-                if ((err = snd_mixer_selem_set_capture_dB(u->mixer_elem, u->mixer_map[i], alsa_vol, 1)) < 0)
-                    goto fail;
-
-                if ((err = snd_mixer_selem_get_capture_dB(u->mixer_elem, u->mixer_map[i], &alsa_vol)) < 0)
-                    goto fail;
-
-#ifdef HAVE_VALGRIND_MEMCHECK_H
-                VALGRIND_MAKE_MEM_DEFINED(&alsa_vol, sizeof(alsa_vol));
-#endif
-
-                r.values[i] = pa_sw_volume_from_dB((double) (alsa_vol - u->hw_dB_max) / 100.0);
-
-            } else {
-                alsa_vol = to_alsa_volume(u, vol);
-
-                if ((err = snd_mixer_selem_set_capture_volume(u->mixer_elem, u->mixer_map[i], alsa_vol)) < 0)
-                    goto fail;
-
-                if ((err = snd_mixer_selem_get_capture_volume(u->mixer_elem, u->mixer_map[i], &alsa_vol)) < 0)
-                    goto fail;
-
-                r.values[i] = from_alsa_volume(u, alsa_vol);
-            }
-        }
-
-    } else {
-        pa_volume_t vol;
-        long alsa_vol;
-
-        vol = pa_cvolume_max(&s->virtual_volume);
-
-        if (u->hw_dB_supported) {
-            alsa_vol = (long) (pa_sw_volume_to_dB(vol) * 100);
-            alsa_vol += u->hw_dB_max;
-            alsa_vol = PA_CLAMP_UNLIKELY(alsa_vol, u->hw_dB_min, u->hw_dB_max);
-
-            if ((err = snd_mixer_selem_set_capture_dB_all(u->mixer_elem, alsa_vol, 1)) < 0)
-                goto fail;
-
-            if ((err = snd_mixer_selem_get_capture_dB(u->mixer_elem, SND_MIXER_SCHN_MONO, &alsa_vol)) < 0)
-                goto fail;
-
-#ifdef HAVE_VALGRIND_MEMCHECK_H
-            VALGRIND_MAKE_MEM_DEFINED(&alsa_vol, sizeof(alsa_vol));
-#endif
-
-            pa_cvolume_set(&r, s->sample_spec.channels, pa_sw_volume_from_dB((double) (alsa_vol - u->hw_dB_max) / 100.0));
-
-        } else {
-            alsa_vol = to_alsa_volume(u, vol);
+    pa_assert(u->mixer_path);
+    pa_assert(u->mixer_handle);
 
-            if ((err = snd_mixer_selem_set_capture_volume_all(u->mixer_elem, alsa_vol)) < 0)
-                goto fail;
+    /* Shift up by the base volume */
+    pa_sw_cvolume_multiply_scalar(&r, &s->virtual_volume, s->base_volume);
 
-            if ((err = snd_mixer_selem_get_capture_volume(u->mixer_elem, SND_MIXER_SCHN_MONO, &alsa_vol)) < 0)
-                goto fail;
+    if (pa_alsa_path_set_volume(u->mixer_path, u->mixer_handle, &s->channel_map, &r) < 0)
+        return;
 
-            pa_cvolume_set(&r, s->sample_spec.channels, from_alsa_volume(u, alsa_vol));
-        }
-    }
+    /* Shift down by the base volume, so that 0dB becomes maximum volume */
+    pa_sw_cvolume_divide_scalar(&r, &r, s->base_volume);
 
     u->hardware_volume = r;
 
-    if (u->hw_dB_supported) {
-        char t[PA_CVOLUME_SNPRINT_MAX];
+    if (u->mixer_path->has_dB) {
 
         /* Match exactly what the user requested by software */
-
         pa_sw_cvolume_divide(&s->soft_volume, &s->virtual_volume, &u->hardware_volume);
 
         pa_log_debug("Requested volume: %s", pa_cvolume_snprint(t, sizeof(t), &s->virtual_volume));
         pa_log_debug("Got hardware volume: %s", pa_cvolume_snprint(t, sizeof(t), &u->hardware_volume));
         pa_log_debug("Calculated software volume: %s", pa_cvolume_snprint(t, sizeof(t), &s->soft_volume));
 
-    } else
+    } else {
+        pa_log_debug("Wrote hardware volume: %s", pa_cvolume_snprint(t, sizeof(t), &r));
 
         /* We can't match exactly what the user requested, hence let's
          * at least tell the user about it */
 
         s->virtual_volume = r;
-
-    return;
-
-fail:
-    pa_log_error("Unable to set volume: %s", pa_alsa_strerror(err));
+    }
 }
 
 static void source_get_mute_cb(pa_source *s) {
     struct userdata *u = s->userdata;
-    int err, sw = 0;
+    pa_bool_t b;
 
     pa_assert(u);
-    pa_assert(u->mixer_elem);
+    pa_assert(u->mixer_path);
+    pa_assert(u->mixer_handle);
 
-    if ((err = snd_mixer_selem_get_capture_switch(u->mixer_elem, 0, &sw)) < 0) {
-        pa_log_error("Unable to get switch: %s", pa_alsa_strerror(err));
+    if (pa_alsa_path_get_mute(u->mixer_path, u->mixer_handle, &b) < 0)
         return;
-    }
 
-    s->muted = !sw;
+    s->muted = b;
 }
 
 static void source_set_mute_cb(pa_source *s) {
     struct userdata *u = s->userdata;
-    int err;
 
     pa_assert(u);
-    pa_assert(u->mixer_elem);
+    pa_assert(u->mixer_path);
+    pa_assert(u->mixer_handle);
 
-    if ((err = snd_mixer_selem_set_capture_switch_all(u->mixer_elem, !s->muted)) < 0) {
-        pa_log_error("Unable to set switch: %s", pa_alsa_strerror(err));
-        return;
+    pa_alsa_path_set_mute(u->mixer_path, u->mixer_handle, s->muted);
+}
+
+static int source_set_port_cb(pa_source *s, pa_device_port *p) {
+    struct userdata *u = s->userdata;
+    pa_alsa_port_data *data;
+
+    pa_assert(u);
+    pa_assert(p);
+    pa_assert(u->mixer_handle);
+
+    data = PA_DEVICE_PORT_DATA(p);
+
+    pa_assert_se(u->mixer_path = data->path);
+    pa_alsa_path_select(u->mixer_path, u->mixer_handle);
+
+    if (u->mixer_path->has_volume && u->mixer_path->has_dB) {
+        s->base_volume = pa_sw_volume_from_dB(-u->mixer_path->max_dB);
+        s->n_volume_steps = PA_VOLUME_NORM+1;
+
+        if (u->mixer_path->max_dB > 0.0)
+            pa_log_info("Fixing base volume to %0.2f dB", pa_sw_volume_to_dB(s->base_volume));
+        else
+            pa_log_info("No particular base volume set, fixing to 0 dB");
+    } else {
+        s->base_volume = PA_VOLUME_NORM;
+        s->n_volume_steps = u->mixer_path->max_volume - u->mixer_path->min_volume + 1;
     }
+
+    if (data->setting)
+        pa_alsa_setting_select(data->setting, u->mixer_handle);
+
+    if (s->set_mute)
+        s->set_mute(s);
+    if (s->set_volume)
+        s->set_volume(s);
+
+    return 0;
 }
 
 static void source_update_requested_latency_cb(pa_source *s) {
@@ -1323,77 +1213,118 @@ static void set_source_name(pa_source_new_data *data, pa_modargs *ma, const char
     pa_xfree(t);
 }
 
+static void find_mixer(struct userdata *u, pa_alsa_mapping *mapping, const char *element, pa_bool_t ignore_dB) {
+
+    if (!mapping && !element)
+        return;
+
+    if (!(u->mixer_handle = pa_alsa_open_mixer_for_pcm(u->pcm_handle, &u->control_device))) {
+        pa_log_info("Failed to find a working mixer device.");
+        return;
+    }
+
+    if (element) {
+
+        if (!(u->mixer_path = pa_alsa_path_synthesize(element, PA_ALSA_DIRECTION_OUTPUT)))
+            goto fail;
+
+        if (pa_alsa_path_probe(u->mixer_path, u->mixer_handle, ignore_dB) < 0)
+            goto fail;
+
+    } else {
+
+        if (!(u->mixer_path_set = pa_alsa_path_set_new(mapping, PA_ALSA_DIRECTION_OUTPUT)))
+            goto fail;
+
+        pa_alsa_path_set_probe(u->mixer_path_set, u->mixer_handle, ignore_dB);
+    }
+
+    return;
+
+fail:
+
+    if (u->mixer_path_set) {
+        pa_alsa_path_set_free(u->mixer_path_set);
+        u->mixer_path_set = NULL;
+    } else if (u->mixer_path) {
+        pa_alsa_path_free(u->mixer_path);
+        u->mixer_path = NULL;
+    }
+
+    if (u->mixer_handle) {
+        snd_mixer_close(u->mixer_handle);
+        u->mixer_handle = NULL;
+    }
+}
+
 static int setup_mixer(struct userdata *u, pa_bool_t ignore_dB) {
     pa_assert(u);
 
     if (!u->mixer_handle)
         return 0;
 
-    pa_assert(u->mixer_elem);
+    if (u->source->active_port) {
+        pa_alsa_port_data *data;
 
-    if (snd_mixer_selem_has_capture_volume(u->mixer_elem)) {
-        pa_bool_t suitable = FALSE;
+        /* We have a list of supported paths, so let's activate the
+         * one that has been chosen as active */
 
-        if (snd_mixer_selem_get_capture_volume_range(u->mixer_elem, &u->hw_volume_min, &u->hw_volume_max) < 0)
-            pa_log_info("Failed to get volume range. Falling back to software volume control.");
-        else if (u->hw_volume_min >= u->hw_volume_max)
-            pa_log_warn("Your kernel driver is broken: it reports a volume range from %li to %li which makes no sense.", u->hw_volume_min, u->hw_volume_max);
-        else {
-            pa_log_info("Volume ranges from %li to %li.", u->hw_volume_min, u->hw_volume_max);
-            suitable = TRUE;
-        }
+        data = PA_DEVICE_PORT_DATA(u->source->active_port);
+        u->mixer_path = data->path;
 
-        if (suitable) {
-            if (ignore_dB || snd_mixer_selem_get_capture_dB_range(u->mixer_elem, &u->hw_dB_min, &u->hw_dB_max) < 0)
-                pa_log_info("Mixer doesn't support dB information or data is ignored.");
-            else {
-#ifdef HAVE_VALGRIND_MEMCHECK_H
-                VALGRIND_MAKE_MEM_DEFINED(&u->hw_dB_min, sizeof(u->hw_dB_min));
-                VALGRIND_MAKE_MEM_DEFINED(&u->hw_dB_max, sizeof(u->hw_dB_max));
-#endif
+        pa_alsa_path_select(data->path, u->mixer_handle);
 
-                if (u->hw_dB_min >= u->hw_dB_max)
-                    pa_log_warn("Your kernel driver is broken: it reports a volume range from %0.2f dB to %0.2f dB which makes no sense.", (double) u->hw_dB_min/100.0, (double) u->hw_dB_max/100.0);
-                else {
-                    pa_log_info("Volume ranges from %0.2f dB to %0.2f dB.", (double) u->hw_dB_min/100.0, (double) u->hw_dB_max/100.0);
-                    u->hw_dB_supported = TRUE;
-
-                    if (u->hw_dB_max > 0) {
-                        u->source->base_volume = pa_sw_volume_from_dB(- (double) u->hw_dB_max/100.0);
-                        pa_log_info("Fixing base volume to %0.2f dB", pa_sw_volume_to_dB(u->source->base_volume));
-                    } else
-                        pa_log_info("No particular base volume set, fixing to 0 dB");
-                }
-            }
+        if (data->setting)
+            pa_alsa_setting_select(data->setting, u->mixer_handle);
 
-            if (!u->hw_dB_supported &&
-                u->hw_volume_max - u->hw_volume_min < 3) {
+    } else if (u->mixer_path)  {
 
-                pa_log_info("Device has less than 4 volume levels. Falling back to software volume control.");
-                suitable = FALSE;
-            }
-        }
+        /* Hmm, we have only a single path, then let's activate it */
 
-        if (suitable) {
-            u->mixer_seperate_channels = pa_alsa_calc_mixer_map(u->mixer_elem, &u->source->channel_map, u->mixer_map, FALSE) >= 0;
+        pa_alsa_path_select(u->mixer_path, u->mixer_handle);
 
-            u->source->get_volume = source_get_volume_cb;
-            u->source->set_volume = source_set_volume_cb;
-            u->source->flags |= PA_SOURCE_HW_VOLUME_CTRL | (u->hw_dB_supported ? PA_SOURCE_DECIBEL_VOLUME : 0);
-            pa_log_info("Using hardware volume control. Hardware dB scale %s.", u->hw_dB_supported ? "supported" : "not supported");
+        if (u->mixer_path->settings)
+            pa_alsa_setting_select(u->mixer_path->settings, u->mixer_handle);
 
-            if (!u->hw_dB_supported)
-                u->source->n_volume_steps = u->hw_volume_max - u->hw_volume_min + 1;
-        } else
-            pa_log_info("Using software volume control.");
+    } else
+        return 0;
+
+    if (!u->mixer_path->has_volume)
+        pa_log_info("Driver does not support hardware volume control, falling back to software volume control.");
+    else {
+
+        if (u->mixer_path->has_dB) {
+            pa_log_info("Hardware volume ranges from %0.2f dB to %0.2f dB.", u->mixer_path->min_dB, u->mixer_path->max_dB);
+
+            u->source->base_volume = pa_sw_volume_from_dB(-u->mixer_path->max_dB);
+            u->source->n_volume_steps = PA_VOLUME_NORM+1;
+
+            if (u->mixer_path->max_dB > 0.0)
+                pa_log_info("Fixing base volume to %0.2f dB", pa_sw_volume_to_dB(u->source->base_volume));
+            else
+                pa_log_info("No particular base volume set, fixing to 0 dB");
+
+        } else {
+            pa_log_info("Hardware volume ranges from %li to %li.", u->mixer_path->min_volume, u->mixer_path->max_volume);
+            u->source->base_volume = PA_VOLUME_NORM;
+            u->source->n_volume_steps = u->mixer_path->max_volume - u->mixer_path->min_volume + 1;
+        }
+
+        u->source->get_volume = source_get_volume_cb;
+        u->source->set_volume = source_set_volume_cb;
+
+        u->source->flags |= PA_SOURCE_HW_VOLUME_CTRL | (u->mixer_path->has_dB ? PA_SOURCE_DECIBEL_VOLUME : 0);
+        pa_log_info("Using hardware volume control. Hardware dB scale %s.", u->mixer_path->has_dB ? "supported" : "not supported");
     }
 
-    if (snd_mixer_selem_has_capture_switch(u->mixer_elem)) {
+    if (!u->mixer_path->has_mute) {
+        pa_log_info("Driver does not support hardware mute control, falling back to software mute control.");
+    } else {
         u->source->get_mute = source_get_mute_cb;
         u->source->set_mute = source_set_mute_cb;
         u->source->flags |= PA_SOURCE_HW_MUTE_CTRL;
-    } else
-        pa_log_info("Using software mute control.");
+        pa_log_info("Using hardware mute control.");
+    }
 
     u->mixer_fdl = pa_alsa_fdlist_new();
 
@@ -1402,13 +1333,15 @@ static int setup_mixer(struct userdata *u, pa_bool_t ignore_dB) {
         return -1;
     }
 
-    snd_mixer_elem_set_callback(u->mixer_elem, mixer_callback);
-    snd_mixer_elem_set_callback_private(u->mixer_elem, u);
+    if (u->mixer_path_set)
+        pa_alsa_path_set_set_callback(u->mixer_path_set, u->mixer_handle, mixer_callback, u);
+    else
+        pa_alsa_path_set_callback(u->mixer_path, u->mixer_handle, mixer_callback, u);
 
     return 0;
 }
 
-pa_source *pa_alsa_source_new(pa_module *m, pa_modargs *ma, const char*driver, pa_card *card, const pa_alsa_profile_info *profile) {
+pa_source *pa_alsa_source_new(pa_module *m, pa_modargs *ma, const char*driver, pa_card *card, pa_alsa_mapping *mapping) {
 
     struct userdata *u = NULL;
     const char *dev_id = NULL;
@@ -1419,7 +1352,7 @@ pa_source *pa_alsa_source_new(pa_module *m, pa_modargs *ma, const char*driver, p
     size_t frame_size;
     pa_bool_t use_mmap = TRUE, b, use_tsched = TRUE, d, ignore_dB = FALSE;
     pa_source_new_data data;
-    char *control_device = NULL;
+    pa_alsa_profile_set *profile_set = NULL;
 
     pa_assert(m);
     pa_assert(ma);
@@ -1480,7 +1413,6 @@ pa_source *pa_alsa_source_new(pa_module *m, pa_modargs *ma, const char*driver, p
     u->use_tsched = use_tsched;
     u->rtpoll = pa_rtpoll_new();
     pa_thread_mq_init(&u->thread_mq, m->core->mainloop, u->rtpoll);
-    u->alsa_rtpoll_item = NULL;
 
     u->smoother = pa_smoother_new(
             DEFAULT_TSCHED_WATERMARK_USEC*2,
@@ -1504,31 +1436,34 @@ pa_source *pa_alsa_source_new(pa_module *m, pa_modargs *ma, const char*driver, p
     b = use_mmap;
     d = use_tsched;
 
-    if (profile) {
+    if (mapping) {
 
         if (!(dev_id = pa_modargs_get_value(ma, "device_id", NULL))) {
             pa_log("device_id= not set");
             goto fail;
         }
 
-        if (!(u->pcm_handle = pa_alsa_open_by_device_id_profile(
+        if (!(u->pcm_handle = pa_alsa_open_by_device_id_mapping(
                       dev_id,
                       &u->device_name,
                       &ss, &map,
                       SND_PCM_STREAM_CAPTURE,
                       &nfrags, &period_frames, tsched_frames,
-                      &b, &d, profile)))
+                      &b, &d, mapping)))
             goto fail;
 
     } else if ((dev_id = pa_modargs_get_value(ma, "device_id", NULL))) {
 
+        if (!(profile_set = pa_alsa_profile_set_new(NULL, &map)))
+            goto fail;
+
         if (!(u->pcm_handle = pa_alsa_open_by_device_id_auto(
                       dev_id,
                       &u->device_name,
                       &ss, &map,
                       SND_PCM_STREAM_CAPTURE,
                       &nfrags, &period_frames, tsched_frames,
-                      &b, &d, &profile)))
+                      &b, &d, profile_set, &mapping)))
             goto fail;
 
     } else {
@@ -1551,8 +1486,8 @@ pa_source *pa_alsa_source_new(pa_module *m, pa_modargs *ma, const char*driver, p
         goto fail;
     }
 
-    if (profile)
-        pa_log_info("Selected configuration '%s' (%s).", profile->description, profile->name);
+    if (mapping)
+        pa_log_info("Selected mapping '%s' (%s).", mapping->description, mapping->name);
 
     if (use_mmap && !b) {
         pa_log_info("Device doesn't support mmap(), falling back to UNIX read/write mode.");
@@ -1578,7 +1513,7 @@ pa_source *pa_alsa_source_new(pa_module *m, pa_modargs *ma, const char*driver, p
     /* ALSA might tweak the sample spec, so recalculate the frame size */
     frame_size = pa_frame_size(&ss);
 
-    pa_alsa_find_mixer_and_elem(u->pcm_handle, &control_device, &u->mixer_handle, &u->mixer_elem, pa_modargs_get_value(ma, "control", NULL), profile);
+    find_mixer(u, mapping, pa_modargs_get_value(ma, "control", NULL), ignore_dB);
 
     pa_source_new_data_init(&data);
     data.driver = driver;
@@ -1588,23 +1523,21 @@ pa_source *pa_alsa_source_new(pa_module *m, pa_modargs *ma, const char*driver, p
     pa_source_new_data_set_sample_spec(&data, &ss);
     pa_source_new_data_set_channel_map(&data, &map);
 
-    pa_alsa_init_proplist_pcm(m->core, data.proplist, u->pcm_handle, u->mixer_elem);
+    pa_alsa_init_proplist_pcm(m->core, data.proplist, u->pcm_handle);
     pa_proplist_sets(data.proplist, PA_PROP_DEVICE_STRING, u->device_name);
     pa_proplist_setf(data.proplist, PA_PROP_DEVICE_BUFFERING_BUFFER_SIZE, "%lu", (unsigned long) (period_frames * frame_size * nfrags));
     pa_proplist_setf(data.proplist, PA_PROP_DEVICE_BUFFERING_FRAGMENT_SIZE, "%lu", (unsigned long) (period_frames * frame_size));
     pa_proplist_sets(data.proplist, PA_PROP_DEVICE_ACCESS_MODE, u->use_tsched ? "mmap+timer" : (u->use_mmap ? "mmap" : "serial"));
 
-    if (profile) {
-        pa_proplist_sets(data.proplist, PA_PROP_DEVICE_PROFILE_NAME, profile->name);
-        pa_proplist_sets(data.proplist, PA_PROP_DEVICE_PROFILE_DESCRIPTION, profile->description);
+    if (mapping) {
+        pa_proplist_sets(data.proplist, PA_PROP_DEVICE_PROFILE_NAME, mapping->name);
+        pa_proplist_sets(data.proplist, PA_PROP_DEVICE_PROFILE_DESCRIPTION, mapping->description);
     }
 
     pa_alsa_init_description(data.proplist);
 
-    if (control_device) {
-        pa_alsa_init_proplist_ctl(data.proplist, control_device);
-        pa_xfree(control_device);
-    }
+    if (u->control_device)
+        pa_alsa_init_proplist_ctl(data.proplist, u->control_device);
 
     if (pa_modargs_get_proplist(ma, "source_properties", data.proplist, PA_UPDATE_REPLACE) < 0) {
         pa_log("Invalid properties");
@@ -1612,6 +1545,9 @@ pa_source *pa_alsa_source_new(pa_module *m, pa_modargs *ma, const char*driver, p
         goto fail;
     }
 
+    if (u->mixer_path_set)
+        pa_alsa_add_ports(&data.ports, u->mixer_path_set);
+
     u->source = pa_source_new(m->core, &data, PA_SOURCE_HARDWARE|PA_SOURCE_LATENCY|(u->use_tsched ? PA_SOURCE_DYNAMIC_LATENCY : 0));
     pa_source_new_data_done(&data);
 
@@ -1623,6 +1559,7 @@ pa_source *pa_alsa_source_new(pa_module *m, pa_modargs *ma, const char*driver, p
     u->source->parent.process_msg = source_process_msg;
     u->source->update_requested_latency = source_update_requested_latency_cb;
     u->source->set_state = source_set_state_cb;
+    u->source->set_port = source_set_port_cb;
     u->source->userdata = u;
 
     pa_source_set_asyncmsgq(u->source, u->thread_mq.inq);
@@ -1687,6 +1624,9 @@ pa_source *pa_alsa_source_new(pa_module *m, pa_modargs *ma, const char*driver, p
 
     pa_source_put(u->source);
 
+    if (profile_set)
+        pa_alsa_profile_set_free(profile_set);
+
     return u->source;
 
 fail:
@@ -1694,6 +1634,9 @@ fail:
     if (u)
         userdata_free(u);
 
+    if (profile_set)
+        pa_alsa_profile_set_free(profile_set);
+
     return NULL;
 }
 
@@ -1719,17 +1662,22 @@ static void userdata_free(struct userdata *u) {
     if (u->rtpoll)
         pa_rtpoll_free(u->rtpoll);
 
+    if (u->pcm_handle) {
+        snd_pcm_drop(u->pcm_handle);
+        snd_pcm_close(u->pcm_handle);
+    }
+
     if (u->mixer_fdl)
         pa_alsa_fdlist_free(u->mixer_fdl);
 
+    if (u->mixer_path_set)
+        pa_alsa_path_set_free(u->mixer_path_set);
+    else if (u->mixer_path)
+        pa_alsa_path_free(u->mixer_path);
+
     if (u->mixer_handle)
         snd_mixer_close(u->mixer_handle);
 
-    if (u->pcm_handle) {
-        snd_pcm_drop(u->pcm_handle);
-        snd_pcm_close(u->pcm_handle);
-    }
-
     if (u->smoother)
         pa_smoother_free(u->smoother);
 
@@ -1737,6 +1685,7 @@ static void userdata_free(struct userdata *u) {
     monitor_done(u);
 
     pa_xfree(u->device_name);
+    pa_xfree(u->control_device);
     pa_xfree(u);
 }
 
diff --git a/src/modules/alsa/alsa-source.h b/src/modules/alsa/alsa-source.h
index 9cbb0e1..5d9409e 100644
--- a/src/modules/alsa/alsa-source.h
+++ b/src/modules/alsa/alsa-source.h
@@ -29,7 +29,7 @@
 
 #include "alsa-util.h"
 
-pa_source* pa_alsa_source_new(pa_module *m, pa_modargs *ma, const char*driver, pa_card *card, const pa_alsa_profile_info *profile);
+pa_source* pa_alsa_source_new(pa_module *m, pa_modargs *ma, const char*driver, pa_card *card, pa_alsa_mapping *mapping);
 
 void pa_alsa_source_free(pa_source *s);
 
diff --git a/src/modules/alsa/alsa-util.c b/src/modules/alsa/alsa-util.c
index 79ffff1..865daff 100644
--- a/src/modules/alsa/alsa-util.c
+++ b/src/modules/alsa/alsa-util.c
@@ -86,11 +86,11 @@ static int set_format(snd_pcm_t *pcm_handle, snd_pcm_hw_params_t *hwparams, pa_s
         PA_SAMPLE_S16RE,
         PA_SAMPLE_ALAW,
         PA_SAMPLE_ULAW,
-        PA_SAMPLE_U8,
-        PA_SAMPLE_INVALID
+        PA_SAMPLE_U8
     };
 
-    int i, ret;
+    unsigned i;
+    int ret;
 
     pa_assert(pcm_handle);
     pa_assert(f);
@@ -134,7 +134,7 @@ static int set_format(snd_pcm_t *pcm_handle, snd_pcm_hw_params_t *hwparams, pa_s
 
 try_auto:
 
-    for (i = 0; try_order[i] != PA_SAMPLE_INVALID; i++) {
+    for (i = 0; i < PA_ELEMENTSOF(try_order); i++) {
         *f = try_order[i];
 
         if ((ret = snd_pcm_hw_params_set_format(pcm_handle, hwparams, format_trans[*f])) >= 0)
@@ -240,10 +240,12 @@ int pa_alsa_set_hw_params(
         tsched_size = (snd_pcm_uframes_t) (((uint64_t) tsched_size * r) / ss->rate);
 
         if (_use_tsched) {
-            snd_pcm_uframes_t buffer_size;
+            snd_pcm_uframes_t buffer_size = 0;
 
-            pa_assert_se(snd_pcm_hw_params_get_buffer_size_max(hwparams, &buffer_size) == 0);
-            pa_log_debug("Maximum hw buffer size is %u ms", (unsigned) buffer_size * 1000 / r);
+            if ((ret = snd_pcm_hw_params_get_buffer_size_max(hwparams, &buffer_size)) < 0)
+                pa_log_warn("snd_pcm_hw_params_get_buffer_size_max() failed: %s", pa_alsa_strerror(ret));
+            else
+                pa_log_debug("Maximum hw buffer size is %u ms", (unsigned) buffer_size * 1000 / r);
 
             _period_size = tsched_size;
             _periods = 1;
@@ -289,12 +291,16 @@ int pa_alsa_set_hw_params(
     if (ss->format != f)
         pa_log_info("Device %s doesn't support sample format %s, changed to %s.", snd_pcm_name(pcm_handle), pa_sample_format_to_string(ss->format), pa_sample_format_to_string(f));
 
-    if ((ret = snd_pcm_prepare(pcm_handle)) < 0)
+    if ((ret = snd_pcm_prepare(pcm_handle)) < 0) {
+        pa_log_info("snd_pcm_prepare() failed: %s", pa_alsa_strerror(ret));
         goto finish;
+    }
 
     if ((ret = snd_pcm_hw_params_get_period_size(hwparams, &_period_size, &dir)) < 0 ||
-        (ret = snd_pcm_hw_params_get_periods(hwparams, &_periods, &dir)) < 0)
+        (ret = snd_pcm_hw_params_get_periods(hwparams, &_periods, &dir)) < 0) {
+        pa_log_info("snd_pcm_hw_params_get_period{s|_size}() failed: %s", pa_alsa_strerror(ret));
         goto finish;
+    }
 
     /* If the sample rate deviates too much, we need to resample */
     if (r < ss->rate*.95 || r > ss->rate*1.05)
@@ -378,167 +384,6 @@ int pa_alsa_set_sw_params(snd_pcm_t *pcm, snd_pcm_uframes_t avail_min) {
     return 0;
 }
 
-static const struct pa_alsa_profile_info device_table[] = {
-    {{ 1, { PA_CHANNEL_POSITION_MONO }},
-     "hw", NULL,
-     N_("Analog Mono"),
-     "analog-mono",
-     1,
-     "Master", "PCM",
-     "Capture", "Mic" },
-
-    {{ 2, { PA_CHANNEL_POSITION_LEFT, PA_CHANNEL_POSITION_RIGHT }},
-     "front", "hw",
-     N_("Analog Stereo"),
-     "analog-stereo",
-     10,
-     "Master", "PCM",
-     "Capture", "Mic" },
-
-    {{ 2, { PA_CHANNEL_POSITION_LEFT, PA_CHANNEL_POSITION_RIGHT }},
-     "iec958", NULL,
-     N_("Digital Stereo (IEC958)"),
-     "iec958-stereo",
-     5,
-     "IEC958", NULL,
-     "IEC958 In", NULL },
-
-    {{ 2, { PA_CHANNEL_POSITION_LEFT, PA_CHANNEL_POSITION_RIGHT }},
-     "hdmi", NULL,
-     N_("Digital Stereo (HDMI)"),
-     "hdmi-stereo",
-     4,
-     "IEC958", NULL,
-     "IEC958 In", NULL },
-
-    {{ 4, { PA_CHANNEL_POSITION_FRONT_LEFT, PA_CHANNEL_POSITION_FRONT_RIGHT,
-            PA_CHANNEL_POSITION_REAR_LEFT, PA_CHANNEL_POSITION_REAR_RIGHT }},
-     "surround40", NULL,
-     N_("Analog Surround 4.0"),
-     "analog-surround-40",
-     7,
-     "Master", "PCM",
-     "Capture", "Mic" },
-
-    {{ 4, { PA_CHANNEL_POSITION_FRONT_LEFT, PA_CHANNEL_POSITION_FRONT_RIGHT,
-            PA_CHANNEL_POSITION_REAR_LEFT, PA_CHANNEL_POSITION_REAR_RIGHT }},
-     "a52", NULL,
-     N_("Digital Surround 4.0 (IEC958/AC3)"),
-     "iec958-ac3-surround-40",
-     2,
-     "Master", "PCM",
-     "Capture", "Mic" },
-
-    {{ 5, { PA_CHANNEL_POSITION_FRONT_LEFT, PA_CHANNEL_POSITION_FRONT_RIGHT,
-            PA_CHANNEL_POSITION_REAR_LEFT, PA_CHANNEL_POSITION_REAR_RIGHT,
-            PA_CHANNEL_POSITION_LFE }},
-     "surround41", NULL,
-     N_("Analog Surround 4.1"),
-     "analog-surround-41",
-     7,
-     "Master", "PCM",
-     "Capture", "Mic" },
-
-    {{ 5, { PA_CHANNEL_POSITION_FRONT_LEFT, PA_CHANNEL_POSITION_FRONT_RIGHT,
-            PA_CHANNEL_POSITION_REAR_LEFT, PA_CHANNEL_POSITION_REAR_RIGHT,
-            PA_CHANNEL_POSITION_CENTER }},
-     "surround50", NULL,
-     N_("Analog Surround 5.0"),
-     "analog-surround-50",
-     7,
-     "Master", "PCM",
-     "Capture", "Mic" },
-
-    {{ 6, { PA_CHANNEL_POSITION_FRONT_LEFT, PA_CHANNEL_POSITION_FRONT_RIGHT,
-            PA_CHANNEL_POSITION_REAR_LEFT, PA_CHANNEL_POSITION_REAR_RIGHT,
-            PA_CHANNEL_POSITION_CENTER, PA_CHANNEL_POSITION_LFE }},
-     "surround51", NULL,
-     N_("Analog Surround 5.1"),
-     "analog-surround-51",
-     8,
-     "Master", "PCM",
-     "Capture", "Mic" },
-
-    {{ 6, { PA_CHANNEL_POSITION_FRONT_LEFT, PA_CHANNEL_POSITION_FRONT_RIGHT,
-            PA_CHANNEL_POSITION_REAR_LEFT, PA_CHANNEL_POSITION_REAR_RIGHT,
-            PA_CHANNEL_POSITION_FRONT_CENTER, PA_CHANNEL_POSITION_LFE}},
-     "a52", NULL,
-     N_("Digital Surround 5.1 (IEC958/AC3)"),
-     "iec958-ac3-surround-51",
-     3,
-     "IEC958", NULL,
-     "IEC958 In", NULL },
-
-    {{ 8, { PA_CHANNEL_POSITION_FRONT_LEFT, PA_CHANNEL_POSITION_FRONT_RIGHT,
-            PA_CHANNEL_POSITION_REAR_LEFT, PA_CHANNEL_POSITION_REAR_RIGHT,
-            PA_CHANNEL_POSITION_CENTER, PA_CHANNEL_POSITION_LFE,
-            PA_CHANNEL_POSITION_SIDE_LEFT, PA_CHANNEL_POSITION_SIDE_RIGHT }},
-     "surround71", NULL,
-     N_("Analog Surround 7.1"),
-     "analog-surround-71",
-     7,
-     "Master", "PCM",
-     "Capture", "Mic" },
-
-    {{ 0, { 0 }}, NULL, NULL, NULL, NULL, 0, NULL, NULL, NULL, NULL }
-};
-
-static snd_pcm_t *open_by_device_string_with_fallback(
-        const char *prefix,
-        const char *prefix_fallback,
-        const char *dev_id,
-        char **dev,
-        pa_sample_spec *ss,
-        pa_channel_map* map,
-        int mode,
-        uint32_t *nfrags,
-        snd_pcm_uframes_t *period_size,
-        snd_pcm_uframes_t tsched_size,
-        pa_bool_t *use_mmap,
-        pa_bool_t *use_tsched,
-        pa_bool_t require_exact_channel_number) {
-
-    snd_pcm_t *pcm_handle;
-    char *d;
-
-    d = pa_sprintf_malloc("%s:%s", prefix, dev_id);
-
-    pcm_handle = pa_alsa_open_by_device_string(
-            d,
-            dev,
-            ss,
-            map,
-            mode,
-            nfrags,
-            period_size,
-            tsched_size,
-            use_mmap,
-            use_tsched,
-            require_exact_channel_number);
-    pa_xfree(d);
-
-    if (!pcm_handle && prefix_fallback) {
-
-        d = pa_sprintf_malloc("%s:%s", prefix_fallback, dev_id);
-
-        pcm_handle = pa_alsa_open_by_device_string(
-                d,
-                dev,
-                ss,
-                map,
-                mode,
-                nfrags,
-                period_size,
-                tsched_size,
-                use_mmap,
-                use_tsched,
-                require_exact_channel_number);
-        pa_xfree(d);
-    }
-
-    return pcm_handle;
-}
-
 snd_pcm_t *pa_alsa_open_by_device_id_auto(
         const char *dev_id,
         char **dev,
@@ -550,12 +395,13 @@ snd_pcm_t *pa_alsa_open_by_device_id_auto(
         snd_pcm_uframes_t tsched_size,
         pa_bool_t *use_mmap,
         pa_bool_t *use_tsched,
-        const pa_alsa_profile_info **profile) {
+        pa_alsa_profile_set *ps,
+        pa_alsa_mapping **mapping) {
 
-    int i;
-    int direction = 1;
     char *d;
     snd_pcm_t *pcm_handle;
+    void *state;
+    pa_alsa_mapping *m;
 
     pa_assert(dev_id);
     pa_assert(dev);
@@ -563,113 +409,82 @@ snd_pcm_t *pa_alsa_open_by_device_id_auto(
     pa_assert(map);
     pa_assert(nfrags);
     pa_assert(period_size);
+    pa_assert(ps);
 
     /* First we try to find a device string with a superset of the
-     * requested channel map and open it without the plug: prefix. We
-     * iterate through our device table from top to bottom and take
-     * the first that matches. If we didn't find a working device that
-     * way, we iterate backwards, and check all devices that do not
-     * provide a superset of the requested channel map.*/
-
-    i = 0;
-    for (;;) {
-
-        if ((direction > 0) == pa_channel_map_superset(&device_table[i].map, map)) {
-            pa_sample_spec try_ss;
-
-            pa_log_debug("Checking for %s (%s)", device_table[i].name, device_table[i].alsa_name);
-
-            try_ss.channels = device_table[i].map.channels;
-            try_ss.rate = ss->rate;
-            try_ss.format = ss->format;
+     * requested channel map. We iterate through our device table from
+     * top to bottom and take the first that matches. If we didn't
+     * find a working device that way, we iterate backwards, and check
+     * all devices that do not provide a superset of the requested
+     * channel map.*/
 
-            pcm_handle = open_by_device_string_with_fallback(
-                    device_table[i].alsa_name,
-                    device_table[i].alsa_name_fallback,
-                    dev_id,
-                    dev,
-                    &try_ss,
-                    map,
-                    mode,
-                    nfrags,
-                    period_size,
-                    tsched_size,
-                    use_mmap,
-                    use_tsched,
-                    TRUE);
+    PA_HASHMAP_FOREACH(m, ps->mappings, state) {
+        if (!pa_channel_map_superset(&m->channel_map, map))
+            continue;
 
-            if (pcm_handle) {
+        pa_log_debug("Checking for superset %s (%s)", m->name, m->device_strings[0]);
 
-                *ss = try_ss;
-                *map = device_table[i].map;
-                pa_assert(map->channels == ss->channels);
-
-                if (profile)
-                    *profile = &device_table[i];
-
-                return pcm_handle;
-            }
+        pcm_handle = pa_alsa_open_by_device_id_mapping(
+                dev_id,
+                dev,
+                ss,
+                map,
+                mode,
+                nfrags,
+                period_size,
+                tsched_size,
+                use_mmap,
+                use_tsched,
+                m);
 
-        }
+        if (pcm_handle) {
+            if (mapping)
+                *mapping = m;
 
-        if (direction > 0) {
-            if (!device_table[i+1].alsa_name) {
-                /* OK, so we are at the end of our list. Let's turn
-                 * back. */
-                direction = -1;
-            } else {
-                /* We are not at the end of the list, so let's simply
-                 * try the next entry */
-                i++;
-            }
+            return pcm_handle;
         }
+    }
 
-        if (direction < 0) {
-
-            if (device_table[i+1].alsa_name &&
-                device_table[i].map.channels == device_table[i+1].map.channels) {
-
-                /* OK, the next entry has the same number of channels,
-                 * let's try it */
-                i++;
+    PA_HASHMAP_FOREACH_BACKWARDS(m, ps->mappings, state) {
+        if (pa_channel_map_superset(&m->channel_map, map))
+            continue;
 
-            } else {
-                /* Hmm, so the next entry does not have the same
-                 * number of channels, so let's go backwards until we
-                 * find the next entry with a different number of
-                 * channels */
+        pa_log_debug("Checking for subset %s (%s)", m->name, m->device_strings[0]);
 
-                for (i--; i >= 0; i--)
-                    if (device_table[i].map.channels != device_table[i+1].map.channels)
-                        break;
+        pcm_handle = pa_alsa_open_by_device_id_mapping(
+                dev_id,
+                dev,
+                ss,
+                map,
+                mode,
+                nfrags,
+                period_size,
+                tsched_size,
+                use_mmap,
+                use_tsched,
+                m);
 
-                /* Hmm, there is no entry with a different number of
-                 * entries, then we're done */
-                if (i < 0)
-                    break;
+        if (pcm_handle) {
+            if (mapping)
+                *mapping = m;
 
-                /* OK, now lets find go back as long as we have the same number of channels */
-                for (; i > 0; i--)
-                    if (device_table[i].map.channels != device_table[i-1].map.channels)
-                        break;
-            }
+            return pcm_handle;
         }
     }
 
-    /* OK, we didn't find any good device, so let's try the raw plughw: stuff */
-
+    /* OK, we didn't find any good device, so let's try the raw hw: stuff */
     d = pa_sprintf_malloc("hw:%s", dev_id);
     pa_log_debug("Trying %s as last resort...", d);
     pcm_handle = pa_alsa_open_by_device_string(d, dev, ss, map, mode, nfrags, period_size, tsched_size, use_mmap, use_tsched, FALSE);
     pa_xfree(d);
 
-    if (pcm_handle && profile)
-        *profile = NULL;
+    if (pcm_handle && mapping)
+        *mapping = NULL;
 
     return pcm_handle;
 }
 
-snd_pcm_t *pa_alsa_open_by_device_id_profile(
+snd_pcm_t *pa_alsa_open_by_device_id_mapping(
         const char *dev_id,
         char **dev,
         pa_sample_spec *ss,
@@ -680,10 +495,11 @@ snd_pcm_t *pa_alsa_open_by_device_id_profile(
         snd_pcm_uframes_t tsched_size,
         pa_bool_t *use_mmap,
         pa_bool_t *use_tsched,
-        const pa_alsa_profile_info *profile) {
+        pa_alsa_mapping *m) {
 
     snd_pcm_t *pcm_handle;
     pa_sample_spec try_ss;
+    pa_channel_map try_map;
 
     pa_assert(dev_id);
     pa_assert(dev);
@@ -691,19 +507,19 @@ snd_pcm_t *pa_alsa_open_by_device_id_profile(
     pa_assert(map);
     pa_assert(nfrags);
     pa_assert(period_size);
-    pa_assert(profile);
+    pa_assert(m);
 
-    try_ss.channels = profile->map.channels;
+    try_ss.channels = m->channel_map.channels;
     try_ss.rate = ss->rate;
     try_ss.format = ss->format;
+    try_map = m->channel_map;
 
-    pcm_handle = open_by_device_string_with_fallback(
-            profile->alsa_name,
-            profile->alsa_name_fallback,
+    pcm_handle = pa_alsa_open_by_device_string_strv(
+            m->device_strings,
             dev_id,
             dev,
             &try_ss,
-            map,
+            &try_map,
             mode,
             nfrags,
             period_size,
@@ -716,7 +532,7 @@ snd_pcm_t *pa_alsa_open_by_device_id_profile(
         return NULL;
 
     *ss = try_ss;
-    *map = profile->map;
+    *map = try_map;
     pa_assert(map->channels == ss->channels);
 
     return pcm_handle;
@@ -749,14 +565,8 @@ snd_pcm_t *pa_alsa_open_by_device_string(
     for (;;) {
         pa_log_debug("Trying %s %s SND_PCM_NO_AUTO_FORMAT ...", d, reformat ? "without" : "with");
 
-        /* We don't pass SND_PCM_NONBLOCK here, since alsa-lib <=
-         * 1.0.17a would then ignore the SND_PCM_NO_xxx flags. Instead
-         * we enable nonblock mode afterwards via
-         * snd_pcm_nonblock(). Also see
-         * http://mailman.alsa-project.org/pipermail/alsa-devel/2008-August/010258.html */
-
         if ((err = snd_pcm_open(&pcm_handle, d, mode,
-                                /*SND_PCM_NONBLOCK|*/
+                                SND_PCM_NONBLOCK|
                                 SND_PCM_NO_AUTO_RESAMPLE|
                                 SND_PCM_NO_AUTO_CHANNELS|
                                 (reformat ? 0 : SND_PCM_NO_AUTO_FORMAT))) < 0) {
@@ -776,7 +586,6 @@ snd_pcm_t *pa_alsa_open_by_device_string(
             }
 
             /* Hmm, some hw is very exotic, so we retry with plug, if without it didn't work */
-
             if (!pa_startswith(d, "plug:") && !pa_startswith(d, "plughw:")) {
                 char *t;
 
@@ -813,90 +622,48 @@ fail:
     return NULL;
 }
 
-int pa_alsa_probe_profiles(
+snd_pcm_t *pa_alsa_open_by_device_string_strv(
+        char **prefix,
         const char *dev_id,
-        const pa_sample_spec *ss,
-        void (*cb)(const pa_alsa_profile_info *sink, const pa_alsa_profile_info *source, void *userdata),
-        void *userdata) {
-
-    const pa_alsa_profile_info *i;
-
-    pa_assert(dev_id);
-    pa_assert(ss);
-    pa_assert(cb);
-
-    /* We try each combination of playback/capture. We also try to
-     * open only for capture resp. only for sink. Don't get confused
-     * by the trailing entry in device_table we use for this! */
-
-    for (i = device_table; i < device_table + PA_ELEMENTSOF(device_table); i++) {
-        const pa_alsa_profile_info *j;
-        snd_pcm_t *pcm_i = NULL;
-
-        if (i->alsa_name) {
-            pa_sample_spec try_ss;
-            pa_channel_map try_map;
-
-            pa_log_debug("Checking for playback on %s (%s)", i->name, i->alsa_name);
-
-            try_ss = *ss;
-            try_ss.channels = i->map.channels;
-            try_map = i->map;
-
-            pcm_i = open_by_device_string_with_fallback(
-                    i->alsa_name,
-                    i->alsa_name_fallback,
-                    dev_id,
-                    NULL,
-                    &try_ss, &try_map,
-                    SND_PCM_STREAM_PLAYBACK,
-                    NULL, NULL, 0, NULL, NULL,
-                    TRUE);
-
-            if (!pcm_i)
-                continue;
-        }
-
-        for (j = device_table; j < device_table + PA_ELEMENTSOF(device_table); j++) {
-            snd_pcm_t *pcm_j = NULL;
-
-            if (j->alsa_name) {
-                pa_sample_spec try_ss;
-                pa_channel_map try_map;
-
-                pa_log_debug("Checking for capture on %s (%s)", j->name, j->alsa_name);
+        char **dev,
+        pa_sample_spec *ss,
+        pa_channel_map* map,
+        int mode,
+        uint32_t *nfrags,
+        snd_pcm_uframes_t *period_size,
+        snd_pcm_uframes_t tsched_size,
+        pa_bool_t *use_mmap,
+        pa_bool_t *use_tsched,
+        pa_bool_t require_exact_channel_number) {
 
-                try_ss = *ss;
-                try_ss.channels = j->map.channels;
-                try_map = j->map;
+    snd_pcm_t *pcm_handle;
+    char **i;
 
-                pcm_j = open_by_device_string_with_fallback(
-                        j->alsa_name,
-                        j->alsa_name_fallback,
-                        dev_id,
-                        NULL,
-                        &try_ss, &try_map,
-                        SND_PCM_STREAM_CAPTURE,
-                        NULL, NULL, 0, NULL, NULL,
-                        TRUE);
+    for (i = prefix; *i; i++) {
+        char *d;
 
-                if (!pcm_j)
-                    continue;
-            }
+        d = pa_sprintf_malloc("%s:%s", *prefix, dev_id);
 
-            if (pcm_j)
-                snd_pcm_close(pcm_j);
+        pcm_handle = pa_alsa_open_by_device_string(
+                d,
+                dev,
+                ss,
+                map,
+                mode,
+                nfrags,
+                period_size,
+                tsched_size,
+                use_mmap,
+                use_tsched,
+                require_exact_channel_number);
 
-            if (i->alsa_name || j->alsa_name)
-                cb(i->alsa_name ? i : NULL,
-                   j->alsa_name ? j : NULL, userdata);
-        }
+        pa_xfree(d);
 
-        if (pcm_i)
-            snd_pcm_close(pcm_i);
+        if (pcm_handle)
+            return pcm_handle;
     }
 
-    return TRUE;
+    return NULL;
 }
 
 void pa_alsa_dump(pa_log_level_t level, snd_pcm_t *pcm) {
@@ -922,24 +689,33 @@ void pa_alsa_dump_status(snd_pcm_t *pcm) {
     int err;
     snd_output_t *out;
     snd_pcm_status_t *status;
+    char *s = NULL;
 
     pa_assert(pcm);
 
     snd_pcm_status_alloca(&status);
 
-    pa_assert_se(snd_output_buffer_open(&out) == 0);
+    if ((err = snd_output_buffer_open(&out)) < 0) {
+        pa_log_debug("snd_output_buffer_open() failed: %s", pa_cstrerror(err));
+        return;
+    }
 
-    pa_assert_se(snd_pcm_status(pcm, status) == 0);
+    if ((err = snd_pcm_status(pcm, status)) < 0) {
+        pa_log_debug("snd_pcm_status() failed: %s", pa_cstrerror(err));
+        goto finish;
+    }
 
-    if ((err = snd_pcm_status_dump(status, out)) < 0)
+    if ((err = snd_pcm_status_dump(status, out)) < 0) {
         pa_log_debug("snd_pcm_dump(): %s", pa_alsa_strerror(err));
-    else {
-        char *s = NULL;
-        snd_output_buffer_string(out, &s);
-        pa_log_debug("snd_pcm_dump():\n%s", pa_strnull(s));
+        goto finish;
     }
 
-    pa_assert_se(snd_output_close(out) == 0);
+    snd_output_buffer_string(out, &s);
+    pa_log_debug("snd_pcm_dump():\n%s", pa_strnull(s));
+
+finish:
+
+    snd_output_close(out);
 }
 
 static void alsa_error_handler(const char *file, int line, const char *function, int err, const char *fmt,...) {
@@ -1019,7 +795,7 @@ void pa_alsa_init_proplist_card(pa_core *c, pa_proplist *p, int card) {
     }
 
 #ifdef HAVE_UDEV
-    pa_udev_get_info(c, p, card);
+    pa_udev_get_info(card, p);
 #endif
 
 #ifdef HAVE_HAL
@@ -1056,16 +832,15 @@ void pa_alsa_init_proplist_pcm_info(pa_core *c, pa_proplist *p, snd_pcm_info_t *
 
     pa_proplist_sets(p, PA_PROP_DEVICE_API, "alsa");
 
-    class = snd_pcm_info_get_class(pcm_info);
-    if (class <= SND_PCM_CLASS_LAST) {
+    if ((class = snd_pcm_info_get_class(pcm_info)) <= SND_PCM_CLASS_LAST) {
         if (class_table[class])
             pa_proplist_sets(p, PA_PROP_DEVICE_CLASS, class_table[class]);
         if (alsa_class_table[class])
             pa_proplist_sets(p, "alsa.class", alsa_class_table[class]);
     }
 
-    subclass = snd_pcm_info_get_subclass(pcm_info);
-    if (subclass <= SND_PCM_SUBCLASS_LAST)
+
+    if ((subclass = snd_pcm_info_get_subclass(pcm_info)) <= SND_PCM_SUBCLASS_LAST)
         if (alsa_subclass_table[subclass])
             pa_proplist_sets(p, "alsa.subclass", alsa_subclass_table[subclass]);
 
@@ -1085,7 +860,7 @@ void pa_alsa_init_proplist_pcm_info(pa_core *c, pa_proplist *p, snd_pcm_info_t *
         pa_alsa_init_proplist_card(c, p, card);
 }
 
-void pa_alsa_init_proplist_pcm(pa_core *c, pa_proplist *p, snd_pcm_t *pcm, snd_mixer_elem_t *elem) {
+void pa_alsa_init_proplist_pcm(pa_core *c, pa_proplist *p, snd_pcm_t *pcm) {
     snd_pcm_hw_params_t *hwparams;
     snd_pcm_info_t *info;
     int bits, err;
@@ -1101,9 +876,6 @@ void pa_alsa_init_proplist_pcm(pa_core *c, pa_proplist *p, snd_pcm_t *pcm, snd_m
             pa_proplist_setf(p, "alsa.resolution_bits", "%i", bits);
     }
 
-    if (elem)
-        pa_proplist_sets(p, "alsa.mixer_element", snd_mixer_selem_get_name(elem));
-
     if ((err = snd_pcm_info(pcm, info)) < 0)
         pa_log_warn("Error fetching PCM info: %s", pa_alsa_strerror(err));
     else
diff --git a/src/modules/alsa/alsa-util.h b/src/modules/alsa/alsa-util.h
index 0e196af..4993f45 100644
--- a/src/modules/alsa/alsa-util.h
+++ b/src/modules/alsa/alsa-util.h
@@ -37,82 +37,79 @@
 #include <pulsecore/core.h>
 #include <pulsecore/log.h>
 
-typedef struct pa_alsa_profile_info pa_alsa_profile_info;
-
 #include "alsa-mixer.h"
 
 int pa_alsa_set_hw_params(
         snd_pcm_t *pcm_handle,
-        pa_sample_spec *ss,
-        uint32_t *periods,
-        snd_pcm_uframes_t *period_size,
+        pa_sample_spec *ss,                /* modified at return */
+        uint32_t *periods,                 /* modified at return */
+        snd_pcm_uframes_t *period_size,    /* modified at return */
         snd_pcm_uframes_t tsched_size,
-        pa_bool_t *use_mmap,
-        pa_bool_t *use_tsched,
+        pa_bool_t *use_mmap,               /* modified at return */
+        pa_bool_t *use_tsched,             /* modified at return */
         pa_bool_t require_exact_channel_number);
 
 int pa_alsa_set_sw_params(
         snd_pcm_t *pcm,
         snd_pcm_uframes_t avail_min);
 
-struct pa_alsa_profile_info {
-    pa_channel_map map;
-    const char *alsa_name;
-    const char *alsa_name_fallback;
-    const char *description; /* internationalized */
-    const char *name;
-    unsigned priority;
-    const char *playback_control_name, *playback_control_fallback;
-    const char *record_control_name, *record_control_fallback;
-};
-
-/* Picks a working profile based on the specified ss/map */
+/* Picks a working mapping from the profile set based on the specified ss/map */
 snd_pcm_t *pa_alsa_open_by_device_id_auto(
         const char *dev_id,
-        char **dev,
-        pa_sample_spec *ss,
-        pa_channel_map* map,
+        char **dev,                       /* modified at return */
+        pa_sample_spec *ss,               /* modified at return */
+        pa_channel_map* map,              /* modified at return */
         int mode,
-        uint32_t *nfrags,
-        snd_pcm_uframes_t *period_size,
+        uint32_t *nfrags,                 /* modified at return */
+        snd_pcm_uframes_t *period_size,   /* modified at return */
         snd_pcm_uframes_t tsched_size,
-        pa_bool_t *use_mmap,
-        pa_bool_t *use_tsched,
-        const pa_alsa_profile_info **profile);
+        pa_bool_t *use_mmap,              /* modified at return */
+        pa_bool_t *use_tsched,            /* modified at return */
+        pa_alsa_profile_set *ps,
+        pa_alsa_mapping **mapping);       /* modified at return */
 
-/* Uses the specified profile */
-snd_pcm_t *pa_alsa_open_by_device_id_profile(
+/* Uses the specified mapping */
+snd_pcm_t *pa_alsa_open_by_device_id_mapping(
         const char *dev_id,
-        char **dev,
-        pa_sample_spec *ss,
-        pa_channel_map* map,
+        char **dev,                       /* modified at return */
+        pa_sample_spec *ss,               /* modified at return */
+        pa_channel_map* map,              /* modified at return */
         int mode,
-        uint32_t *nfrags,
-        snd_pcm_uframes_t *period_size,
+        uint32_t *nfrags,                 /* modified at return */
+        snd_pcm_uframes_t *period_size,   /* modified at return */
         snd_pcm_uframes_t tsched_size,
-        pa_bool_t *use_mmap,
-        pa_bool_t *use_tsched,
-        const pa_alsa_profile_info *profile);
+        pa_bool_t *use_mmap,              /* modified at return */
+        pa_bool_t *use_tsched,            /* modified at return */
+        pa_alsa_mapping *mapping);
 
 /* Opens the explicit ALSA device */
 snd_pcm_t *pa_alsa_open_by_device_string(
         const char *device,
-        char **dev,
-        pa_sample_spec *ss,
-        pa_channel_map* map,
+        char **dev,                       /* modified at return */
+        pa_sample_spec *ss,               /* modified at return */
+        pa_channel_map* map,              /* modified at return */
         int mode,
-        uint32_t *nfrags,
-        snd_pcm_uframes_t *period_size,
+        uint32_t *nfrags,                 /* modified at return */
+        snd_pcm_uframes_t *period_size,   /* modified at return */
         snd_pcm_uframes_t tsched_size,
-        pa_bool_t *use_mmap,
-        pa_bool_t *use_tsched,
+        pa_bool_t *use_mmap,              /* modified at return */
+        pa_bool_t *use_tsched,            /* modified at return */
         pa_bool_t require_exact_channel_number);
 
-int pa_alsa_probe_profiles(
+/* Opens the explicit ALSA device with a fallback list */
+snd_pcm_t *pa_alsa_open_by_device_string_strv(
+        char **device,
         const char *dev_id,
-        const pa_sample_spec *ss,
-        void (*cb)(const pa_alsa_profile_info *sink, const pa_alsa_profile_info *source, void *userdata),
-        void *userdata);
+        char **dev,                       /* modified at return */
+        pa_sample_spec *ss,               /* modified at return */
+        pa_channel_map* map,              /* modified at return */
+        int mode,
+        uint32_t *nfrags,                 /* modified at return */
+        snd_pcm_uframes_t *period_size,   /* modified at return */
+        snd_pcm_uframes_t tsched_size,
+        pa_bool_t *use_mmap,              /* modified at return */
+        pa_bool_t *use_tsched,            /* modified at return */
+        pa_bool_t require_exact_channel_number);
 
 void pa_alsa_dump(pa_log_level_t level, snd_pcm_t *pcm);
 void pa_alsa_dump_status(snd_pcm_t *pcm);
@@ -122,7 +119,7 @@ void pa_alsa_redirect_errors_dec(void);
 
 void pa_alsa_init_proplist_pcm_info(pa_core *c, pa_proplist *p, snd_pcm_info_t *pcm_info);
 void pa_alsa_init_proplist_card(pa_core *c, pa_proplist *p, int card);
-void pa_alsa_init_proplist_pcm(pa_core *c, pa_proplist *p, snd_pcm_t *pcm, snd_mixer_elem_t *elem);
+void pa_alsa_init_proplist_pcm(pa_core *c, pa_proplist *p, snd_pcm_t *pcm);
 void pa_alsa_init_proplist_ctl(pa_proplist *p, const char *name);
 pa_bool_t pa_alsa_init_description(pa_proplist *p);
 
diff --git a/src/modules/alsa/module-alsa-card.c b/src/modules/alsa/module-alsa-card.c
index ad52f5e..ca2c07f 100644
--- a/src/modules/alsa/module-alsa-card.c
+++ b/src/modules/alsa/module-alsa-card.c
@@ -32,6 +32,10 @@
 
 #include <modules/reserve-wrap.h>
 
+#ifdef HAVE_UDEV
+#include <modules/udev-util.h>
+#endif
+
 #include "alsa-util.h"
 #include "alsa-sink.h"
 #include "alsa-source.h"
@@ -92,81 +96,53 @@ struct userdata {
     char *device_id;
 
     pa_card *card;
-    pa_sink *sink;
-    pa_source *source;
 
     pa_modargs *modargs;
 
-    pa_hashmap *profiles;
+    pa_alsa_profile_set *profile_set;
 };
 
 struct profile_data {
-    const pa_alsa_profile_info *sink_profile, *source_profile;
+    pa_alsa_profile *profile;
 };
 
-static void enumerate_cb(
-        const pa_alsa_profile_info *sink,
-        const pa_alsa_profile_info *source,
-        void *userdata) {
-
-    struct userdata *u = userdata;
-    char *t, *n;
-    pa_card_profile *p;
-    struct profile_data *d;
-    unsigned bonus = 0;
-
-    if (sink && source) {
-        n = pa_sprintf_malloc("output-%s+input-%s", sink->name, source->name);
-        t = pa_sprintf_malloc(_("Output %s + Input %s"), sink->description, _(source->description));
-    } else if (sink) {
-        n = pa_sprintf_malloc("output-%s", sink->name);
-        t = pa_sprintf_malloc(_("Output %s"), _(sink->description));
-    } else {
-        pa_assert(source);
-        n = pa_sprintf_malloc("input-%s", source->name);
-        t = pa_sprintf_malloc(_("Input %s"), _(source->description));
-    }
-
-    if (sink) {
-        if (pa_channel_map_equal(&sink->map, &u->core->default_channel_map))
-            bonus += 50000;
-        else if (sink->map.channels == u->core->default_channel_map.channels)
-            bonus += 40000;
-    }
-
-    if (source) {
-        if (pa_channel_map_equal(&source->map, &u->core->default_channel_map))
-            bonus += 30000;
-        else if (source->map.channels == u->core->default_channel_map.channels)
-            bonus += 20000;
-    }
+static void add_profiles(struct userdata *u, pa_hashmap *h) {
+    pa_alsa_profile *ap;
+    void *state;
 
-    pa_log_info("Found profile '%s'", t);
+    pa_assert(u);
+    pa_assert(h);
 
-    p = pa_card_profile_new(n, t, sizeof(struct profile_data));
+    PA_HASHMAP_FOREACH(ap, u->profile_set->profiles, state) {
+        struct profile_data *d;
+        pa_card_profile *cp;
+        pa_alsa_mapping *m;
+        uint32_t idx;
 
-    pa_xfree(t);
-    pa_xfree(n);
+        cp = pa_card_profile_new(ap->name, ap->description, sizeof(struct profile_data));
+        cp->priority = ap->priority;
 
-    p->priority =
-        (sink ? sink->priority : 0) * 100 +
-        (source ? source->priority : 0) +
-        bonus;
+        if (ap->output_mappings) {
+            cp->n_sinks = pa_idxset_size(ap->output_mappings);
 
-    p->n_sinks = !!sink;
-    p->n_sources = !!source;
+            PA_IDXSET_FOREACH(m, ap->output_mappings, idx)
+                if (m->channel_map.channels > cp->max_sink_channels)
+                    cp->max_sink_channels = m->channel_map.channels;
+        }
 
-    if (sink)
-        p->max_sink_channels = sink->map.channels;
-    if (source)
-        p->max_source_channels = source->map.channels;
+        if (ap->input_mappings) {
+            cp->n_sources = pa_idxset_size(ap->input_mappings);
 
-    d = PA_CARD_PROFILE_DATA(p);
+            PA_IDXSET_FOREACH(m, ap->input_mappings, idx)
+                if (m->channel_map.channels > cp->max_source_channels)
+                    cp->max_source_channels = m->channel_map.channels;
+        }
 
-    d->sink_profile = sink;
-    d->source_profile = source;
+        d = PA_CARD_PROFILE_DATA(cp);
+        d->profile = ap;
 
-    pa_hashmap_put(u->profiles, p->name, p);
+        pa_hashmap_put(h, cp->name, cp);
+    }
 }
 
 static void add_disabled_profile(pa_hashmap *profiles) {
@@ -176,7 +152,7 @@ static void add_disabled_profile(pa_hashmap *profiles) {
     p = pa_card_profile_new("off", _("Off"), sizeof(struct profile_data));
 
     d = PA_CARD_PROFILE_DATA(p);
-    d->sink_profile = d->source_profile = NULL;
+    d->profile = NULL;
 
     pa_hashmap_put(profiles, p->name, p);
 }
@@ -184,6 +160,9 @@ static void add_disabled_profile(pa_hashmap *profiles) {
 static int card_set_profile(pa_card *c, pa_card_profile *new_profile) {
     struct userdata *u;
     struct profile_data *nd, *od;
+    uint32_t idx;
+    pa_alsa_mapping *am;
+    pa_queue *sink_inputs = NULL, *source_outputs = NULL;
 
     pa_assert(c);
     pa_assert(new_profile);
@@ -192,67 +171,83 @@ static int card_set_profile(pa_card *c, pa_card_profile *new_profile) {
     nd = PA_CARD_PROFILE_DATA(new_profile);
     od = PA_CARD_PROFILE_DATA(c->active_profile);
 
-    if (od->sink_profile != nd->sink_profile) {
-        pa_queue *inputs = NULL;
+    if (od->profile && od->profile->output_mappings)
+        PA_IDXSET_FOREACH(am, od->profile->output_mappings, idx) {
+            if (!am->sink)
+                continue;
 
-        if (u->sink) {
-            if (nd->sink_profile)
-                inputs = pa_sink_move_all_start(u->sink);
+            if (nd->profile &&
+                nd->profile->output_mappings &&
+                pa_idxset_get_by_data(nd->profile->output_mappings, am, NULL))
+                continue;
 
-            pa_alsa_sink_free(u->sink);
-            u->sink = NULL;
+            sink_inputs = pa_sink_move_all_start(am->sink, sink_inputs);
+            pa_alsa_sink_free(am->sink);
+            am->sink = NULL;
         }
 
-        if (nd->sink_profile) {
-            u->sink = pa_alsa_sink_new(c->module, u->modargs, __FILE__, c, nd->sink_profile);
+    if (od->profile && od->profile->input_mappings)
+        PA_IDXSET_FOREACH(am, od->profile->input_mappings, idx) {
+            if (!am->source)
+                continue;
 
-            if (inputs) {
-                if (u->sink)
-                    pa_sink_move_all_finish(u->sink, inputs, FALSE);
-                else
-                    pa_sink_move_all_fail(inputs);
-            }
+            if (nd->profile &&
+                nd->profile->input_mappings &&
+                pa_idxset_get_by_data(nd->profile->input_mappings, am, NULL))
+                continue;
+
+            source_outputs = pa_source_move_all_start(am->source, source_outputs);
+            pa_alsa_source_free(am->source);
+            am->source = NULL;
         }
-    }
 
-    if (od->source_profile != nd->source_profile) {
-        pa_queue *outputs = NULL;
+    if (nd->profile && nd->profile->output_mappings)
+        PA_IDXSET_FOREACH(am, nd->profile->output_mappings, idx) {
 
-        if (u->source) {
-            if (nd->source_profile)
-                outputs = pa_source_move_all_start(u->source);
+            if (!am->sink)
+                am->sink = pa_alsa_sink_new(c->module, u->modargs, __FILE__, c, am);
 
-            pa_alsa_source_free(u->source);
-            u->source = NULL;
+            if (sink_inputs && am->sink) {
+                pa_sink_move_all_finish(am->sink, sink_inputs, FALSE);
+                sink_inputs = NULL;
+            }
         }
 
-        if (nd->source_profile) {
-            u->source = pa_alsa_source_new(c->module, u->modargs, __FILE__, c, nd->source_profile);
+    if (nd->profile && nd->profile->input_mappings)
+        PA_IDXSET_FOREACH(am, nd->profile->input_mappings, idx) {
+
+            if (!am->source)
+                am->source = pa_alsa_source_new(c->module, u->modargs, __FILE__, c, am);
 
-            if (outputs) {
-                if (u->source)
-                    pa_source_move_all_finish(u->source, outputs, FALSE);
-                else
-                    pa_source_move_all_fail(outputs);
+            if (source_outputs && am->source) {
+                pa_source_move_all_finish(am->source, source_outputs, FALSE);
+                source_outputs = NULL;
             }
         }
-    }
+
+    if (sink_inputs)
+        pa_sink_move_all_fail(sink_inputs);
+
+    if (source_outputs)
+        pa_source_move_all_fail(source_outputs);
 
     return 0;
 }
 
 static void init_profile(struct userdata *u) {
+    uint32_t idx;
+    pa_alsa_mapping *am;
     struct profile_data *d;
 
     pa_assert(u);
 
     d = PA_CARD_PROFILE_DATA(u->card->active_profile);
 
-    if (d->sink_profile)
-        u->sink = pa_alsa_sink_new(u->module, u->modargs, __FILE__, u->card, d->sink_profile);
+    PA_IDXSET_FOREACH(am, d->profile->output_mappings, idx)
+        am->sink = pa_alsa_sink_new(u->module, u->modargs, __FILE__, u->card, am);
 
-    if (d->source_profile)
-        u->source = pa_alsa_source_new(u->module, u->modargs, __FILE__, u->card, d->source_profile);
+    PA_IDXSET_FOREACH(am, d->profile->input_mappings, idx)
+        am->source = pa_alsa_source_new(u->module, u->modargs, __FILE__, u->card, am);
 }
 
 static void set_card_name(pa_card_new_data *data, pa_modargs *ma, const char *device_id) {
@@ -286,9 +281,9 @@ int pa__init(pa_module *m) {
     pa_modargs *ma;
     int alsa_card_index;
     struct userdata *u;
-    char rname[32];
     pa_reserve_wrapper *reserve = NULL;
     const char *description;
+    char *fn = NULL;
 
     pa_alsa_redirect_errors_inc();
     snd_config_update_free_global();
@@ -304,9 +299,6 @@ int pa__init(pa_module *m) {
     u->core = m->core;
     u->module = m;
     u->device_id = pa_xstrdup(pa_modargs_get_value(ma, "device_id", DEFAULT_DEVICE_ID));
-    u->card = NULL;
-    u->sink = NULL;
-    u->source = NULL;
     u->modargs = ma;
 
     if ((alsa_card_index = snd_card_get_index(u->device_id)) < 0) {
@@ -314,16 +306,34 @@ int pa__init(pa_module *m) {
         goto fail;
     }
 
-    pa_snprintf(rname, sizeof(rname), "Audio%i", alsa_card_index);
+    if (!pa_in_system_mode()) {
+        char *rname;
+
+        if ((rname = pa_alsa_get_reserve_name(u->device_id))) {
+            reserve = pa_reserve_wrapper_get(m->core, rname);
+            pa_xfree(rname);
+
+            if (!reserve)
+                goto fail;
+        }
+    }
+
+#ifdef HAVE_UDEV
+    fn = pa_udev_get_property(alsa_card_index, "PULSE_PROFILE_SET");
+#endif
+
+    u->profile_set = pa_alsa_profile_set_new(fn, &u->core->default_channel_map);
+    pa_xfree(fn);
 
-    if (!pa_in_system_mode())
-        if (!(reserve = pa_reserve_wrapper_get(m->core, rname)))
-            goto fail;
+    if (!u->profile_set)
+        goto fail;
 
     pa_card_new_data_init(&data);
     data.driver = __FILE__;
     data.module = m;
+
     pa_alsa_init_proplist_card(m->core, data.proplist, alsa_card_index);
+
     pa_proplist_sets(data.proplist, PA_PROP_DEVICE_STRING, u->device_id);
     pa_alsa_init_description(data.proplist);
     set_card_name(&data, ma, u->device_id);
@@ -332,11 +342,8 @@ int pa__init(pa_module *m) {
         if ((description = pa_proplist_gets(data.proplist, PA_PROP_DEVICE_DESCRIPTION)))
             pa_reserve_wrapper_set_application_device_name(reserve, description);
 
-    u->profiles = data.profiles = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func);
-    if (pa_alsa_probe_profiles(u->device_id, &m->core->default_sample_spec, enumerate_cb, u) < 0) {
-        pa_card_new_data_done(&data);
-        goto fail;
-    }
+    data.profiles = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func);
+    add_profiles(u, data.profiles);
 
     if (pa_hashmap_isempty(data.profiles)) {
         pa_log("Failed to find a working profile.");
@@ -379,13 +386,22 @@ fail:
 
 int pa__get_n_used(pa_module *m) {
     struct userdata *u;
+    int n = 0;
+    uint32_t idx;
+    pa_sink *sink;
+    pa_source *source;
 
     pa_assert(m);
     pa_assert_se(u = m->userdata);
+    pa_assert(u->card);
+
+    PA_IDXSET_FOREACH(sink, u->card->sinks, idx)
+        n += pa_sink_linked_by(sink);
 
-    return
-        (u->sink ? pa_sink_linked_by(u->sink) : 0) +
-        (u->source ? pa_source_linked_by(u->source) : 0);
+    PA_IDXSET_FOREACH(source, u->card->sources, idx)
+        n += pa_source_linked_by(source);
+
+    return n;
 }
 
 void pa__done(pa_module*m) {
@@ -396,11 +412,19 @@ void pa__done(pa_module*m) {
     if (!(u = m->userdata))
         goto finish;
 
-    if (u->sink)
-        pa_alsa_sink_free(u->sink);
+    if (u->card && u->card->sinks) {
+        pa_sink *s;
+
+        while ((s = pa_idxset_steal_first(u->card->sinks, NULL)))
+            pa_alsa_sink_free(s);
+    }
+
+    if (u->card && u->card->sources) {
+        pa_source *s;
 
-    if (u->source)
-        pa_alsa_source_free(u->source);
+        while ((s = pa_idxset_steal_first(u->card->sources, NULL)))
+            pa_alsa_source_free(s);
+    }
 
     if (u->card)
         pa_card_free(u->card);
@@ -408,6 +432,9 @@ void pa__done(pa_module*m) {
     if (u->modargs)
         pa_modargs_free(u->modargs);
 
+    if (u->profile_set)
+        pa_alsa_profile_set_free(u->profile_set);
+
     pa_xfree(u->device_id);
     pa_xfree(u);
 
diff --git a/src/modules/bluetooth/module-bluetooth-device.c b/src/modules/bluetooth/module-bluetooth-device.c
index 40093cf..9fec4ed 100644
--- a/src/modules/bluetooth/module-bluetooth-device.c
+++ b/src/modules/bluetooth/module-bluetooth-device.c
@@ -1443,12 +1443,12 @@ static DBusHandlerResult filter_cb(DBusConnection *bus, DBusMessage *m, void *us
             if (u->sink && dbus_message_is_signal(m, "org.bluez.Headset", "SpeakerGainChanged")) {
 
                 pa_cvolume_set(&v, u->sample_spec.channels, (pa_volume_t) (gain * PA_VOLUME_NORM / 15));
-                pa_sink_volume_changed(u->sink, &v);
+                pa_sink_volume_changed(u->sink, &v, TRUE);
 
             } else if (u->source && dbus_message_is_signal(m, "org.bluez.Headset", "MicrophoneGainChanged")) {
 
                 pa_cvolume_set(&v, u->sample_spec.channels, (pa_volume_t) (gain * PA_VOLUME_NORM / 15));
-                pa_source_volume_changed(u->source, &v);
+                pa_source_volume_changed(u->source, &v, TRUE);
             }
         }
     }
@@ -1938,7 +1938,7 @@ static int card_set_profile(pa_card *c, pa_card_profile *new_profile) {
     }
 
     if (u->sink) {
-        inputs = pa_sink_move_all_start(u->sink);
+        inputs = pa_sink_move_all_start(u->sink, NULL);
 #ifdef NOKIA
         if (!USE_SCO_OVER_PCM(u))
 #endif
@@ -1946,7 +1946,7 @@ static int card_set_profile(pa_card *c, pa_card_profile *new_profile) {
     }
 
     if (u->source) {
-        outputs = pa_source_move_all_start(u->source);
+        outputs = pa_source_move_all_start(u->source, NULL);
 #ifdef NOKIA
         if (!USE_SCO_OVER_PCM(u))
 #endif
diff --git a/src/modules/bluetooth/module-bluetooth-proximity.c b/src/modules/bluetooth/module-bluetooth-proximity.c
index 9993c8d..c4cfd73 100644
--- a/src/modules/bluetooth/module-bluetooth-proximity.c
+++ b/src/modules/bluetooth/module-bluetooth-proximity.c
@@ -109,7 +109,7 @@ static void update_volume(struct userdata *u) {
         }
 
         pa_log_info("Found %u BT devices, unmuting.", u->n_found);
-        pa_sink_set_mute(s, FALSE);
+        pa_sink_set_mute(s, FALSE, FALSE);
 
     } else if (!u->muted && (u->n_found+u->n_unknown) <= 0) {
         pa_sink *s;
@@ -122,7 +122,7 @@ static void update_volume(struct userdata *u) {
         }
 
         pa_log_info("No BT devices found, muting.");
-        pa_sink_set_mute(s, TRUE);
+        pa_sink_set_mute(s, TRUE, FALSE);
 
     } else
         pa_log_info("%u devices now active, %u with unknown state.", u->n_found, u->n_unknown);
diff --git a/src/modules/module-lirc.c b/src/modules/module-lirc.c
index 83f7f28..06efeb8 100644
--- a/src/modules/module-lirc.c
+++ b/src/modules/module-lirc.c
@@ -133,7 +133,7 @@ static void io_callback(pa_mainloop_api *io, pa_io_event *e, int fd, pa_io_event
                                     cv.values[i] = PA_VOLUME_MAX;
                             }
 
-                            pa_sink_set_volume(s, &cv, TRUE, TRUE, TRUE);
+                            pa_sink_set_volume(s, &cv, TRUE, TRUE, TRUE, TRUE);
                             break;
 
                         case DOWN:
@@ -144,20 +144,20 @@ static void io_callback(pa_mainloop_api *io, pa_io_event *e, int fd, pa_io_event
                                     cv.values[i] = PA_VOLUME_MUTED;
                             }
 
-                            pa_sink_set_volume(s, &cv, TRUE, TRUE, TRUE);
+                            pa_sink_set_volume(s, &cv, TRUE, TRUE, TRUE, TRUE);
                             break;
 
                         case MUTE:
-                            pa_sink_set_mute(s, TRUE);
+                            pa_sink_set_mute(s, TRUE, TRUE);
                             break;
 
                         case RESET:
-                            pa_sink_set_mute(s, FALSE);
+                            pa_sink_set_mute(s, FALSE, TRUE);
                             break;
 
                         case MUTE_TOGGLE:
 
-                            pa_sink_set_mute(s, !pa_sink_get_mute(s, FALSE));
+                            pa_sink_set_mute(s, !pa_sink_get_mute(s, FALSE), TRUE);
                             break;
 
                         case INVALID:
diff --git a/src/modules/module-mmkbd-evdev.c b/src/modules/module-mmkbd-evdev.c
index d8b9c79..b30fae5 100644
--- a/src/modules/module-mmkbd-evdev.c
+++ b/src/modules/module-mmkbd-evdev.c
@@ -115,7 +115,7 @@ static void io_callback(pa_mainloop_api *io, pa_io_event *e, int fd, pa_io_event
                                     cv.values[i] = PA_VOLUME_MAX;
                             }
 
-                            pa_sink_set_volume(s, &cv, TRUE, TRUE, TRUE);
+                            pa_sink_set_volume(s, &cv, TRUE, TRUE, TRUE, TRUE);
                             break;
 
                         case DOWN:
@@ -126,12 +126,12 @@ static void io_callback(pa_mainloop_api *io, pa_io_event *e, int fd, pa_io_event
                                     cv.values[i] = PA_VOLUME_MUTED;
                             }
 
-                            pa_sink_set_volume(s, &cv, TRUE, TRUE, TRUE);
+                            pa_sink_set_volume(s, &cv, TRUE, TRUE, TRUE, TRUE);
                             break;
 
                         case MUTE_TOGGLE:
 
-                            pa_sink_set_mute(s, !pa_sink_get_mute(s, FALSE));
+                            pa_sink_set_mute(s, !pa_sink_get_mute(s, FALSE), TRUE);
                             break;
 
                         case INVALID:
diff --git a/src/modules/module-tunnel.c b/src/modules/module-tunnel.c
index bea1dd4..c493d9b 100644
--- a/src/modules/module-tunnel.c
+++ b/src/modules/module-tunnel.c
@@ -1157,10 +1157,10 @@ static void sink_input_info_cb(pa_pdispatch *pd, uint32_t command,  uint32_t tag
         pa_cvolume_equal(&volume, &u->sink->virtual_volume))
         return;
 
-    pa_sink_volume_changed(u->sink, &volume);
+    pa_sink_volume_changed(u->sink, &volume, FALSE);
 
     if (u->version >= 11)
-        pa_sink_mute_changed(u->sink, mute);
+        pa_sink_mute_changed(u->sink, mute, FALSE);
 
     return;
 
diff --git a/src/modules/udev-util.c b/src/modules/udev-util.c
index de8f5f2..cc82446 100644
--- a/src/modules/udev-util.c
+++ b/src/modules/udev-util.c
@@ -58,7 +58,7 @@ static int read_id(struct udev_device *d, const char *n) {
     return u;
 }
 
-int pa_udev_get_info(pa_core *core, pa_proplist *p, int card_idx) {
+int pa_udev_get_info(int card_idx, pa_proplist *p) {
     int r = -1;
     struct udev *udev;
     struct udev_device *card = NULL;
@@ -66,7 +66,6 @@ int pa_udev_get_info(pa_core *core, pa_proplist *p, int card_idx) {
     const char *v;
     int id;
 
-    pa_assert(core);
     pa_assert(p);
     pa_assert(card_idx >= 0);
 
@@ -153,3 +152,40 @@ finish:
 
     return r;
 }
+
+char* pa_udev_get_property(int card_idx, const char *name) {
+    struct udev *udev;
+    struct udev_device *card = NULL;
+    char *t, *r = NULL;
+    const char *v;
+
+    pa_assert(card_idx >= 0);
+    pa_assert(name);
+
+    if (!(udev = udev_new())) {
+        pa_log_error("Failed to allocate udev context.");
+        goto finish;
+    }
+
+    t = pa_sprintf_malloc("%s/class/sound/card%i", udev_get_sys_path(udev), card_idx);
+    card = udev_device_new_from_syspath(udev, t);
+    pa_xfree(t);
+
+    if (!card) {
+        pa_log_error("Failed to get card object.");
+        goto finish;
+    }
+
+    if ((v = udev_device_get_property_value(card, name)) && *v)
+        r = pa_xstrdup(v);
+
+finish:
+
+    if (card)
+        udev_device_unref(card);
+
+    if (udev)
+        udev_unref(udev);
+
+    return r;
+}
diff --git a/src/modules/udev-util.h b/src/modules/udev-util.h
index 5120abd..8523bc4 100644
--- a/src/modules/udev-util.h
+++ b/src/modules/udev-util.h
@@ -25,6 +25,7 @@
 
 #include <pulsecore/core.h>
 
-int pa_udev_get_info(pa_core *core, pa_proplist *p, int card);
+int pa_udev_get_info(int card_idx, pa_proplist *p);
+char* pa_udev_get_property(int card_idx, const char *name);
 
 #endif
diff --git a/src/pulse/version.h.in b/src/pulse/version.h.in
index 3143e98..c2c1f20 100644
--- a/src/pulse/version.h.in
+++ b/src/pulse/version.h.in
@@ -64,8 +64,8 @@ const char* pa_get_library_version(void);
  * newer than the specified. \since 0.9.16 */
 #define PA_CHECK_VERSION(major,minor,micro)                             \
     ((PA_MAJOR > (major)) ||                                            \
-     (PA_MAJOR == (major) && CA_MINOR > (minor)) ||                     \
-     (PA_MAJOR == (major) && CA_MINOR == (minor) && CA_MICRO >= (micro)))
+     (PA_MAJOR == (major) && PA_MINOR > (minor)) ||                     \
+     (PA_MAJOR == (major) && PA_MINOR == (minor) && PA_MICRO >= (micro)))
 
 PA_C_DECL_END
 
diff --git a/src/pulse/volume.c b/src/pulse/volume.c
index 308c121..42cde5b 100644
--- a/src/pulse/volume.c
+++ b/src/pulse/volume.c
@@ -346,7 +346,7 @@ pa_cvolume *pa_sw_cvolume_multiply(pa_cvolume *dest, const pa_cvolume *a, const
     pa_return_val_if_fail(pa_cvolume_valid(a), NULL);
     pa_return_val_if_fail(pa_cvolume_valid(b), NULL);
 
-    for (i = 0; i < a->channels && i < b->channels && i < PA_CHANNELS_MAX; i++)
+    for (i = 0; i < a->channels && i < b->channels; i++)
         dest->values[i] = pa_sw_volume_multiply(a->values[i], b->values[i]);
 
     dest->channels = (uint8_t) i;
@@ -354,6 +354,22 @@ pa_cvolume *pa_sw_cvolume_multiply(pa_cvolume *dest, const pa_cvolume *a, const
     return dest;
 }
 
+pa_cvolume *pa_sw_cvolume_multiply_scalar(pa_cvolume *dest, const pa_cvolume *a, pa_volume_t b) {
+    unsigned i;
+
+    pa_assert(dest);
+    pa_assert(a);
+
+    pa_return_val_if_fail(pa_cvolume_valid(a), NULL);
+
+    for (i = 0; i < a->channels; i++)
+        dest->values[i] = pa_sw_volume_multiply(a->values[i], b);
+
+    dest->channels = (uint8_t) i;
+
+    return dest;
+}
+
 pa_cvolume *pa_sw_cvolume_divide(pa_cvolume *dest, const pa_cvolume *a, const pa_cvolume *b) {
     unsigned i;
 
@@ -364,7 +380,7 @@ pa_cvolume *pa_sw_cvolume_divide(pa_cvolume *dest, const pa_cvolume *a, const pa
     pa_return_val_if_fail(pa_cvolume_valid(a), NULL);
     pa_return_val_if_fail(pa_cvolume_valid(b), NULL);
 
-    for (i = 0; i < a->channels && i < b->channels && i < PA_CHANNELS_MAX; i++)
+    for (i = 0; i < a->channels && i < b->channels; i++)
         dest->values[i] = pa_sw_volume_divide(a->values[i], b->values[i]);
 
     dest->channels = (uint8_t) i;
@@ -372,6 +388,22 @@ pa_cvolume *pa_sw_cvolume_divide(pa_cvolume *dest, const pa_cvolume *a, const pa
     return dest;
 }
 
+pa_cvolume *pa_sw_cvolume_divide_scalar(pa_cvolume *dest, const pa_cvolume *a, pa_volume_t b) {
+    unsigned i;
+
+    pa_assert(dest);
+    pa_assert(a);
+
+    pa_return_val_if_fail(pa_cvolume_valid(a), NULL);
+
+    for (i = 0; i < a->channels; i++)
+        dest->values[i] = pa_sw_volume_divide(a->values[i], b);
+
+    dest->channels = (uint8_t) i;
+
+    return dest;
+}
+
 int pa_cvolume_valid(const pa_cvolume *v) {
     unsigned c;
 
diff --git a/src/pulse/volume.h b/src/pulse/volume.h
index c07fd99..05b7ebb 100644
--- a/src/pulse/volume.h
+++ b/src/pulse/volume.h
@@ -216,16 +216,26 @@ pa_volume_t pa_sw_volume_multiply(pa_volume_t a, pa_volume_t b) PA_GCC_CONST;
  * *dest. This is only valid for software volumes! */
 pa_cvolume *pa_sw_cvolume_multiply(pa_cvolume *dest, const pa_cvolume *a, const pa_cvolume *b);
 
+/** Multiply a per-channel volume with a scalar volume and return the
+ * result in *dest. This is only valid for software volumes! \since
+ * 0.9.16 */
+pa_cvolume *pa_sw_cvolume_multiply_scalar(pa_cvolume *dest, const pa_cvolume *a, pa_volume_t b);
+
 /** Divide two volume specifications, return the result. This uses
  * PA_VOLUME_NORM as neutral element of division. This is only valid
  * for software volumes! If a division by zero is tried the result
  * will be 0. \since 0.9.13 */
 pa_volume_t pa_sw_volume_divide(pa_volume_t a, pa_volume_t b) PA_GCC_CONST;
 
-/** Multiply to per-channel volumes and return the result in
+/** Divide two per-channel volumes and return the result in
  * *dest. This is only valid for software volumes! \since 0.9.13 */
 pa_cvolume *pa_sw_cvolume_divide(pa_cvolume *dest, const pa_cvolume *a, const pa_cvolume *b);
 
+/** Divide a per-channel volume by a scalar volume and return the
+ * result in *dest. This is only valid for software volumes! \since
+ * 0.9.16 */
+pa_cvolume *pa_sw_cvolume_divide_scalar(pa_cvolume *dest, const pa_cvolume *a, pa_volume_t b);
+
 /** Convert a decibel value to a volume (amplitude, not power). This is only valid for software volumes! */
 pa_volume_t pa_sw_volume_from_dB(double f) PA_GCC_CONST;
 
diff --git a/src/pulsecore/card.c b/src/pulsecore/card.c
index 9c16ef2..2f0a3af 100644
--- a/src/pulsecore/card.c
+++ b/src/pulsecore/card.c
@@ -148,15 +148,12 @@ pa_card *pa_card_new(pa_core *core, pa_card_new_data *data) {
             c->save_profile = data->save_profile;
 
     if (!c->active_profile && c->profiles) {
-        void *state = NULL;
+        void *state;
         pa_card_profile *p;
 
-        while ((p = pa_hashmap_iterate(c->profiles, &state, NULL))) {
-            if (!c->active_profile ||
-                p->priority > c->active_profile->priority)
-
+        PA_HASHMAP_FOREACH(p, c->profiles, state)
+            if (!c->active_profile || p->priority > c->active_profile->priority)
                 c->active_profile = p;
-        }
     }
 
     c->userdata = NULL;
@@ -177,7 +174,6 @@ pa_card *pa_card_new(pa_core *core, pa_card_new_data *data) {
 
 void pa_card_free(pa_card *c) {
     pa_core *core;
-    pa_card_profile *profile;
 
     pa_assert(c);
     pa_assert(c->core);
@@ -200,8 +196,10 @@ void pa_card_free(pa_card *c) {
     pa_idxset_free(c->sources, NULL, NULL);
 
     if (c->profiles) {
-        while ((profile = pa_hashmap_steal_first(c->profiles)))
-            pa_card_profile_free(profile);
+        pa_card_profile *p;
+
+        while ((p = pa_hashmap_steal_first(c->profiles)))
+            pa_card_profile_free(p);
 
         pa_hashmap_free(c->profiles, NULL, NULL);
     }
@@ -214,26 +212,27 @@ void pa_card_free(pa_card *c) {
 
 int pa_card_set_profile(pa_card *c, const char *name, pa_bool_t save) {
     pa_card_profile *profile;
+    int r;
     pa_assert(c);
 
     if (!c->set_profile) {
-        pa_log_warn("set_profile() operation not implemented for card %u \"%s\"", c->index, c->name);
-        return -1;
+        pa_log_debug("set_profile() operation not implemented for card %u \"%s\"", c->index, c->name);
+        return -PA_ERR_NOTIMPLEMENTED;
     }
 
     if (!c->profiles)
-        return -1;
+        return -PA_ERR_NOENTITY;
 
     if (!(profile = pa_hashmap_get(c->profiles, name)))
-        return -1;
+        return -PA_ERR_NOENTITY;
 
     if (c->active_profile == profile) {
         c->save_profile = c->save_profile || save;
         return 0;
     }
 
-    if (c->set_profile(c, profile) < 0)
-        return -1;
+    if ((r = c->set_profile(c, profile)) < 0)
+        return r;
 
     pa_subscription_post(c->core, PA_SUBSCRIPTION_EVENT_CARD|PA_SUBSCRIPTION_EVENT_CHANGE, c->index);
 
@@ -254,11 +253,19 @@ int pa_card_suspend(pa_card *c, pa_bool_t suspend, pa_suspend_cause_t cause) {
     pa_assert(c);
     pa_assert(cause != 0);
 
-    for (sink = pa_idxset_first(c->sinks, &idx); sink; sink = pa_idxset_next(c->sinks, &idx))
-        ret -= pa_sink_suspend(sink, suspend, cause) < 0;
+    for (sink = pa_idxset_first(c->sinks, &idx); sink; sink = pa_idxset_next(c->sinks, &idx)) {
+        int r;
 
-    for (source = pa_idxset_first(c->sources, &idx); source; source = pa_idxset_next(c->sources, &idx))
-        ret -= pa_source_suspend(source, suspend, cause) < 0;
+        if ((r = pa_sink_suspend(sink, suspend, cause)) < 0)
+            ret = r;
+    }
+
+    for (source = pa_idxset_first(c->sources, &idx); source; source = pa_idxset_next(c->sources, &idx)) {
+        int r;
+
+        if ((r = pa_source_suspend(source, suspend, cause)) < 0)
+            ret = r;
+    }
 
     return ret;
 }
diff --git a/src/pulsecore/cli-command.c b/src/pulsecore/cli-command.c
index 644de96..e2c3c06 100644
--- a/src/pulsecore/cli-command.c
+++ b/src/pulsecore/cli-command.c
@@ -125,6 +125,8 @@ static int pa_cli_command_update_source_proplist(pa_core *c, pa_tokenizer *t, pa
 static int pa_cli_command_update_sink_input_proplist(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, pa_bool_t *fail);
 static int pa_cli_command_update_source_output_proplist(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, pa_bool_t *fail);
 static int pa_cli_command_card_profile(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, pa_bool_t *fail);
+static int pa_cli_command_sink_port(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, pa_bool_t *fail);
+static int pa_cli_command_source_port(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, pa_bool_t *fail);
 
 /* A method table for all available commands */
 
@@ -176,10 +178,12 @@ static const struct command commands[] = {
     { "suspend-source",          pa_cli_command_suspend_source,     "Suspend source (args: index|name, bool)", 3},
     { "suspend",                 pa_cli_command_suspend,            "Suspend all sinks and all sources (args: bool)", 2},
     { "set-card-profile",        pa_cli_command_card_profile,       "Change the profile of a card (args: index, name)", 3},
+    { "set-sink-port",           pa_cli_command_sink_port,          "Change the port of a sink (args: index, name)", 3},
+    { "set-source-port",         pa_cli_command_source_port,        "Change the port of a source (args: index, name)", 3},
     { "set-log-level",           pa_cli_command_log_level,          "Change the log level (args: numeric level)", 2},
     { "set-log-meta",            pa_cli_command_log_meta,           "Show source code location in log messages (args: bool)", 2},
     { "set-log-time",            pa_cli_command_log_time,           "Show timestamps in log messages (args: bool)", 2},
-    { "set-log-backtrace",       pa_cli_command_log_backtrace,      "Show bakctrace in log messages (args: frames)", 2},
+    { "set-log-backtrace",       pa_cli_command_log_backtrace,      "Show backtrace in log messages (args: frames)", 2},
     { NULL, NULL, NULL, 0 }
 };
 
@@ -526,7 +530,7 @@ static int pa_cli_command_sink_volume(pa_core *c, pa_tokenizer *t, pa_strbuf *bu
     }
 
     pa_cvolume_set(&cvolume, sink->sample_spec.channels, volume);
-    pa_sink_set_volume(sink, &cvolume, TRUE, TRUE, TRUE);
+    pa_sink_set_volume(sink, &cvolume, TRUE, TRUE, TRUE, TRUE);
     return 0;
 }
 
@@ -604,7 +608,7 @@ static int pa_cli_command_source_volume(pa_core *c, pa_tokenizer *t, pa_strbuf *
     }
 
     pa_cvolume_set(&cvolume, source->sample_spec.channels, volume);
-    pa_source_set_volume(source, &cvolume);
+    pa_source_set_volume(source, &cvolume, TRUE);
     return 0;
 }
 
@@ -638,7 +642,7 @@ static int pa_cli_command_sink_mute(pa_core *c, pa_tokenizer *t, pa_strbuf *buf,
         return -1;
     }
 
-    pa_sink_set_mute(sink, mute);
+    pa_sink_set_mute(sink, mute, TRUE);
     return 0;
 }
 
@@ -672,7 +676,7 @@ static int pa_cli_command_source_mute(pa_core *c, pa_tokenizer *t, pa_strbuf *bu
         return -1;
     }
 
-    pa_source_set_mute(source, mute);
+    pa_source_set_mute(source, mute, TRUE);
     return 0;
 }
 
@@ -1476,6 +1480,70 @@ static int pa_cli_command_card_profile(pa_core *c, pa_tokenizer *t, pa_strbuf *b
     return 0;
 }
 
+static int pa_cli_command_sink_port(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, pa_bool_t *fail) {
+    const char *n, *p;
+    pa_sink *sink;
+
+    pa_core_assert_ref(c);
+    pa_assert(t);
+    pa_assert(buf);
+    pa_assert(fail);
+
+    if (!(n = pa_tokenizer_get(t, 1))) {
+        pa_strbuf_puts(buf, "You need to specify a sink either by its name or its index.\n");
+        return -1;
+    }
+
+    if (!(p = pa_tokenizer_get(t, 2))) {
+        pa_strbuf_puts(buf, "You need to specify a profile by its name.\n");
+        return -1;
+    }
+
+    if (!(sink = pa_namereg_get(c, n, PA_NAMEREG_SINK))) {
+        pa_strbuf_puts(buf, "No sink found by this name or index.\n");
+        return -1;
+    }
+
+    if (pa_sink_set_port(sink, p, TRUE) < 0) {
+        pa_strbuf_printf(buf, "Failed to set sink port to '%s'.\n", p);
+        return -1;
+    }
+
+    return 0;
+}
+
+static int pa_cli_command_source_port(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, pa_bool_t *fail) {
+    const char *n, *p;
+    pa_source *source;
+
+    pa_core_assert_ref(c);
+    pa_assert(t);
+    pa_assert(buf);
+    pa_assert(fail);
+
+    if (!(n = pa_tokenizer_get(t, 1))) {
+        pa_strbuf_puts(buf, "You need to specify a source either by its name or its index.\n");
+        return -1;
+    }
+
+    if (!(p = pa_tokenizer_get(t, 2))) {
+        pa_strbuf_puts(buf, "You need to specify a profile by its name.\n");
+        return -1;
+    }
+
+    if (!(source = pa_namereg_get(c, n, PA_NAMEREG_SOURCE))) {
+        pa_strbuf_puts(buf, "No source found by this name or index.\n");
+        return -1;
+    }
+
+    if (pa_source_set_port(source, p, TRUE) < 0) {
+        pa_strbuf_printf(buf, "Failed to set source port to '%s'.\n", p);
+        return -1;
+    }
+
+    return 0;
+}
+
 static int pa_cli_command_dump(pa_core *c, pa_tokenizer *t, pa_strbuf *buf, pa_bool_t *fail) {
     pa_module *m;
     pa_sink *sink;
diff --git a/src/pulsecore/cli-text.c b/src/pulsecore/cli-text.c
index bc863f0..9395513 100644
--- a/src/pulsecore/cli-text.c
+++ b/src/pulsecore/cli-text.c
@@ -139,11 +139,10 @@ char *pa_card_list_to_string(pa_core *c) {
 
         if (card->profiles) {
             pa_card_profile *p;
-            void *state = NULL;
+            void *state;
 
             pa_strbuf_puts(s, "\tprofiles:\n");
-
-            while ((p = pa_hashmap_iterate(card->profiles, &state, NULL)))
+            PA_HASHMAP_FOREACH(p, card->profiles, state)
                 pa_strbuf_printf(s, "\t\t%s: %s (priority %u)\n", p->name, p->description, p->priority);
         }
 
@@ -307,6 +306,22 @@ char *pa_sink_list_to_string(pa_core *c) {
         t = pa_proplist_to_string_sep(sink->proplist, "\n\t\t");
         pa_strbuf_printf(s, "\tproperties:\n\t\t%s\n", t);
         pa_xfree(t);
+
+        if (sink->ports) {
+            pa_device_port *p;
+            void *state;
+
+            pa_strbuf_puts(s, "\tports:\n");
+            PA_HASHMAP_FOREACH(p, sink->ports, state)
+                pa_strbuf_printf(s, "\t\t%s: %s (priority %u)\n", p->name, p->description, p->priority);
+        }
+
+
+        if (sink->active_port)
+            pa_strbuf_printf(
+                    s,
+                    "\tactive port: <%s>\n",
+                    sink->active_port->name);
     }
 
     return pa_strbuf_tostring_free(s);
@@ -412,6 +427,21 @@ char *pa_source_list_to_string(pa_core *c) {
         t = pa_proplist_to_string_sep(source->proplist, "\n\t\t");
         pa_strbuf_printf(s, "\tproperties:\n\t\t%s\n", t);
         pa_xfree(t);
+
+        if (source->ports) {
+            pa_device_port *p;
+            void *state;
+
+            pa_strbuf_puts(s, "\tports:\n");
+            PA_HASHMAP_FOREACH(p, source->ports, state)
+                pa_strbuf_printf(s, "\t\t%s: %s (priority %u)\n", p->name, p->description, p->priority);
+        }
+
+        if (source->active_port)
+            pa_strbuf_printf(
+                    s,
+                    "\tactive port: <%s>\n",
+                    source->active_port->name);
     }
 
     return pa_strbuf_tostring_free(s);
diff --git a/src/pulsecore/conf-parser.c b/src/pulsecore/conf-parser.c
index a427c6c..2dc9a22 100644
--- a/src/pulsecore/conf-parser.c
+++ b/src/pulsecore/conf-parser.c
@@ -170,6 +170,7 @@ int pa_config_parse(const char *filename, FILE *f, const pa_config_item *t, void
 
     if (!f && !(f = fopen(filename, "r"))) {
         if (errno == ENOENT) {
+            pa_log_debug("Failed to open configuration file '%s': %s", filename, pa_cstrerror(errno));
             r = 0;
             goto finish;
         }
diff --git a/src/pulsecore/hashmap.c b/src/pulsecore/hashmap.c
index e957c5b..1fac97e 100644
--- a/src/pulsecore/hashmap.c
+++ b/src/pulsecore/hashmap.c
@@ -237,6 +237,39 @@ at_end:
     return NULL;
 }
 
+void *pa_hashmap_iterate_backwards(pa_hashmap *h, void **state, const void **key) {
+    struct hashmap_entry *e;
+
+    pa_assert(h);
+    pa_assert(state);
+
+    if (*state == (void*) -1)
+        goto at_beginning;
+
+    if (!*state && !h->iterate_list_tail)
+        goto at_beginning;
+
+    e = *state ? *state : h->iterate_list_tail;
+
+    if (e->iterate_previous)
+        *state = e->iterate_previous;
+    else
+        *state = (void*) -1;
+
+    if (key)
+        *key = e->key;
+
+    return e->value;
+
+at_beginning:
+    *state = (void *) -1;
+
+    if (key)
+        *key = NULL;
+
+    return NULL;
+}
+
 void* pa_hashmap_first(pa_hashmap *h) {
     pa_assert(h);
 
@@ -246,6 +279,15 @@ void* pa_hashmap_first(pa_hashmap *h) {
     return h->iterate_list_head->value;
 }
 
+void* pa_hashmap_last(pa_hashmap *h) {
+    pa_assert(h);
+
+    if (!h->iterate_list_tail)
+        return NULL;
+
+    return h->iterate_list_tail->value;
+}
+
 void* pa_hashmap_steal_first(pa_hashmap *h) {
     void *data;
 
diff --git a/src/pulsecore/hashmap.h b/src/pulsecore/hashmap.h
index 828e244..ac2092a 100644
--- a/src/pulsecore/hashmap.h
+++ b/src/pulsecore/hashmap.h
@@ -26,7 +26,8 @@
 
 /* Simple Implementation of a hash table. Memory management is the
  * user's job. It's a good idea to have the key pointer point to a
- * string in the value data. */
+ * string in the value data. The insertion order is preserved when
+ * iterating. */
 
 typedef struct pa_hashmap pa_hashmap;
 
@@ -59,14 +60,24 @@ pa_bool_t pa_hashmap_isempty(pa_hashmap *h);
    returned. */
 void *pa_hashmap_iterate(pa_hashmap *h, void **state, const void**key);
 
+/* Same as pa_hashmap_iterate() but goes backwards */
+void *pa_hashmap_iterate_backwards(pa_hashmap *h, void **state, const void**key);
+
 /* Remove the oldest entry in the hashmap and return it */
 void *pa_hashmap_steal_first(pa_hashmap *h);
 
 /* Return the oldest entry in the hashmap */
 void* pa_hashmap_first(pa_hashmap *h);
 
+/* Return the newest entry in the hashmap */
+void* pa_hashmap_last(pa_hashmap *h);
+
 /* A macro to ease iteration through all entries */
 #define PA_HASHMAP_FOREACH(e, h, state) \
     for ((state) = NULL, (e) = pa_hashmap_iterate((h), &(state), NULL); (e); (e) = pa_hashmap_iterate((h), &(state), NULL))
 
+/* A macro to ease iteration through all entries, backwards */
+#define PA_HASHMAP_FOREACH_BACKWARDS(e, h, state) \
+    for ((state) = NULL, (e) = pa_hashmap_iterate_backwards((h), &(state), NULL); (e); (e) = pa_hashmap_iterate_backwards((h), &(state), NULL))
+
 #endif
diff --git a/src/pulsecore/protocol-native.c b/src/pulsecore/protocol-native.c
index e9e2d60..b27346b 100644
--- a/src/pulsecore/protocol-native.c
+++ b/src/pulsecore/protocol-native.c
@@ -3328,9 +3328,9 @@ static void command_set_volume(
     CHECK_VALIDITY(c->pstream, si || sink || source, tag, PA_ERR_NOENTITY);
 
     if (sink)
-        pa_sink_set_volume(sink, &volume, TRUE, TRUE, TRUE);
+        pa_sink_set_volume(sink, &volume, TRUE, TRUE, TRUE, TRUE);
     else if (source)
-        pa_source_set_volume(source, &volume);
+        pa_source_set_volume(source, &volume, TRUE);
     else if (si)
         pa_sink_input_set_volume(si, &volume, TRUE, TRUE);
 
@@ -3400,9 +3400,9 @@ static void command_set_mute(
     CHECK_VALIDITY(c->pstream, si || sink || source, tag, PA_ERR_NOENTITY);
 
     if (sink)
-        pa_sink_set_mute(sink, mute);
+        pa_sink_set_mute(sink, mute, TRUE);
     else if (source)
-        pa_source_set_mute(source, mute);
+        pa_source_set_mute(source, mute, TRUE);
     else if (si)
         pa_sink_input_set_mute(si, mute, TRUE);
 
diff --git a/src/pulsecore/sink-input.c b/src/pulsecore/sink-input.c
index 0d05b00..a5f9635 100644
--- a/src/pulsecore/sink-input.c
+++ b/src/pulsecore/sink-input.c
@@ -442,7 +442,7 @@ void pa_sink_input_unlink(pa_sink_input *i) {
         if (i->sink->flags & PA_SINK_FLAT_VOLUME) {
             pa_cvolume new_volume;
             pa_sink_update_flat_volume(i->sink, &new_volume);
-            pa_sink_set_volume(i->sink, &new_volume, FALSE, FALSE, FALSE);
+            pa_sink_set_volume(i->sink, &new_volume, FALSE, FALSE, FALSE, FALSE);
         }
 
         if (i->sink->asyncmsgq)
@@ -520,7 +520,7 @@ void pa_sink_input_put(pa_sink_input *i) {
     if (i->sink->flags & PA_SINK_FLAT_VOLUME) {
         pa_cvolume new_volume;
         pa_sink_update_flat_volume(i->sink, &new_volume);
-        pa_sink_set_volume(i->sink, &new_volume, FALSE, FALSE, FALSE);
+        pa_sink_set_volume(i->sink, &new_volume, FALSE, FALSE, FALSE, FALSE);
     } else
         pa_sink_input_set_relative_volume(i, &i->virtual_volume);
 
@@ -900,7 +900,7 @@ void pa_sink_input_set_volume(pa_sink_input *i, const pa_cvolume *volume, pa_boo
          * volumes and update the flat volume of the sink */
 
         pa_sink_update_flat_volume(i->sink, &new_volume);
-        pa_sink_set_volume(i->sink, &new_volume, FALSE, TRUE, FALSE);
+        pa_sink_set_volume(i->sink, &new_volume, FALSE, TRUE, FALSE, FALSE);
 
     } else {
 
@@ -1159,7 +1159,7 @@ int pa_sink_input_start_move(pa_sink_input *i) {
         /* We might need to update the sink's volume if we are in flat
          * volume mode. */
         pa_sink_update_flat_volume(i->sink, &new_volume);
-        pa_sink_set_volume(i->sink, &new_volume, FALSE, FALSE, FALSE);
+        pa_sink_set_volume(i->sink, &new_volume, FALSE, FALSE, FALSE, FALSE);
     }
 
     pa_assert_se(pa_asyncmsgq_send(i->sink->asyncmsgq, PA_MSGOBJECT(i->sink), PA_SINK_MESSAGE_START_MOVE, i, 0, NULL) == 0);
@@ -1252,7 +1252,7 @@ int pa_sink_input_finish_move(pa_sink_input *i, pa_sink *dest, pa_bool_t save) {
 
         /* We might need to update the sink's volume if we are in flat volume mode. */
         pa_sink_update_flat_volume(i->sink, &new_volume);
-        pa_sink_set_volume(i->sink, &new_volume, FALSE, FALSE, FALSE);
+        pa_sink_set_volume(i->sink, &new_volume, FALSE, FALSE, FALSE, FALSE);
     }
 
     pa_assert_se(pa_asyncmsgq_send(i->sink->asyncmsgq, PA_MSGOBJECT(i->sink), PA_SINK_MESSAGE_FINISH_MOVE, i, 0, NULL) == 0);
diff --git a/src/pulsecore/sink.c b/src/pulsecore/sink.c
index 1da094a..4779229 100644
--- a/src/pulsecore/sink.c
+++ b/src/pulsecore/sink.c
@@ -100,11 +100,51 @@ void pa_sink_new_data_set_muted(pa_sink_new_data *data, pa_bool_t mute) {
     data->muted = !!mute;
 }
 
+void pa_sink_new_data_set_port(pa_sink_new_data *data, const char *port) {
+    pa_assert(data);
+
+    pa_xfree(data->active_port);
+    data->active_port = pa_xstrdup(port);
+}
+
 void pa_sink_new_data_done(pa_sink_new_data *data) {
     pa_assert(data);
 
-    pa_xfree(data->name);
     pa_proplist_free(data->proplist);
+
+    if (data->ports) {
+        pa_device_port *p;
+
+        while ((p = pa_hashmap_steal_first(data->ports)))
+            pa_device_port_free(p);
+
+        pa_hashmap_free(data->ports, NULL, NULL);
+    }
+
+    pa_xfree(data->name);
+    pa_xfree(data->active_port);
+}
+
+pa_device_port *pa_device_port_new(const char *name, const char *description, size_t extra) {
+    pa_device_port *p;
+
+    pa_assert(name);
+
+    p = pa_xmalloc(PA_ALIGN(sizeof(pa_device_port)) + extra);
+    p->name = pa_xstrdup(name);
+    p->description = pa_xstrdup(description);
+
+    p->priority = 0;
+
+    return p;
+}
+
+void pa_device_port_free(pa_device_port *p) {
+    pa_assert(p);
+
+    pa_xfree(p->name);
+    pa_xfree(p->description);
+    pa_xfree(p);
 }
 
 /* Called from main context */
@@ -118,6 +158,7 @@ static void reset_callbacks(pa_sink *s) {
     s->set_mute = NULL;
     s->request_rewind = NULL;
     s->update_requested_latency = NULL;
+    s->set_port = NULL;
 }
 
 /* Called from main context */
@@ -152,6 +193,8 @@ pa_sink* pa_sink_new(
         return NULL;
     }
 
+    /* FIXME, need to free s here on failure */
+
     pa_return_null_if_fail(!data->driver || pa_utf8_valid(data->driver));
     pa_return_null_if_fail(data->name && pa_utf8_valid(data->name) && data->name[0]);
 
@@ -219,6 +262,30 @@ pa_sink* pa_sink_new(
     s->asyncmsgq = NULL;
     s->rtpoll = NULL;
 
+    /* As a minor optimization we just steal the list instead of
+     * copying it here */
+    s->ports = data->ports;
+    data->ports = NULL;
+
+    s->active_port = NULL;
+    s->save_port = FALSE;
+
+    if (data->active_port && s->ports)
+        if ((s->active_port = pa_hashmap_get(s->ports, data->active_port)))
+            s->save_port = data->save_port;
+
+    if (!s->active_port && s->ports) {
+        void *state;
+        pa_device_port *p;
+
+        PA_HASHMAP_FOREACH(p, s->ports, state)
+            if (!s->active_port || p->priority > s->active_port->priority)
+                s->active_port = p;
+    }
+
+    s->save_volume = data->save_volume;
+    s->save_muted = data->save_muted;
+
     pa_silence_memchunk_get(
             &core->silence_cache,
             core->mempool,
@@ -467,6 +534,15 @@ static void sink_free(pa_object *o) {
     if (s->proplist)
         pa_proplist_free(s->proplist);
 
+    if (s->ports) {
+        pa_device_port *p;
+
+        while ((p = pa_hashmap_steal_first(s->ports)))
+            pa_device_port_free(p);
+
+        pa_hashmap_free(s->ports, NULL, NULL);
+    }
+
     pa_xfree(s);
 }
 
@@ -485,6 +561,7 @@ void pa_sink_set_rtpoll(pa_sink *s, pa_rtpoll *p) {
     pa_sink_assert_ref(s);
 
     s->rtpoll = p;
+
     if (s->monitor_source)
         pa_source_set_rtpoll(s->monitor_source, p);
 }
@@ -526,15 +603,15 @@ int pa_sink_suspend(pa_sink *s, pa_bool_t suspend, pa_suspend_cause_t cause) {
 }
 
 /* Called from main context */
-pa_queue *pa_sink_move_all_start(pa_sink *s) {
-    pa_queue *q;
+pa_queue *pa_sink_move_all_start(pa_sink *s, pa_queue *q) {
     pa_sink_input *i, *n;
     uint32_t idx;
 
     pa_sink_assert_ref(s);
     pa_assert(PA_SINK_IS_LINKED(s->state));
 
-    q = pa_queue_new();
+    if (!q)
+        q = pa_queue_new();
 
     for (i = PA_SINK_INPUT(pa_idxset_first(s->inputs, &idx)); i; i = n) {
         n = PA_SINK_INPUT(pa_idxset_next(s->inputs, &idx));
@@ -1237,7 +1314,7 @@ void pa_sink_propagate_flat_volume(pa_sink *s) {
 }
 
 /* Called from main thread */
-void pa_sink_set_volume(pa_sink *s, const pa_cvolume *volume, pa_bool_t propagate, pa_bool_t sendmsg, pa_bool_t become_reference) {
+void pa_sink_set_volume(pa_sink *s, const pa_cvolume *volume, pa_bool_t propagate, pa_bool_t sendmsg, pa_bool_t become_reference, pa_bool_t save) {
     pa_bool_t virtual_volume_changed;
 
     pa_sink_assert_ref(s);
@@ -1248,6 +1325,7 @@ void pa_sink_set_volume(pa_sink *s, const pa_cvolume *volume, pa_bool_t propagat
 
     virtual_volume_changed = !pa_cvolume_equal(volume, &s->virtual_volume);
     s->virtual_volume = *volume;
+    s->save_volume = (!virtual_volume_changed && s->save_volume) || save;
 
     if (become_reference)
         s->reference_volume = s->virtual_volume;
@@ -1318,15 +1396,17 @@ const pa_cvolume *pa_sink_get_volume(pa_sink *s, pa_bool_t force_refresh, pa_boo
 }
 
 /* Called from main thread */
-void pa_sink_volume_changed(pa_sink *s, const pa_cvolume *new_volume) {
+void pa_sink_volume_changed(pa_sink *s, const pa_cvolume *new_volume, pa_bool_t save) {
     pa_sink_assert_ref(s);
 
     /* The sink implementor may call this if the volume changed to make sure everyone is notified */
-
-    if (pa_cvolume_equal(&s->virtual_volume, new_volume))
+    if (pa_cvolume_equal(&s->virtual_volume, new_volume)) {
+        s->save_volume = s->save_volume || save;
         return;
+    }
 
     s->reference_volume = s->virtual_volume = *new_volume;
+    s->save_volume = save;
 
     if (s->flags & PA_SINK_FLAT_VOLUME)
         pa_sink_propagate_flat_volume(s);
@@ -1335,7 +1415,7 @@ void pa_sink_volume_changed(pa_sink *s, const pa_cvolume *new_volume) {
 }
 
 /* Called from main thread */
-void pa_sink_set_mute(pa_sink *s, pa_bool_t mute) {
+void pa_sink_set_mute(pa_sink *s, pa_bool_t mute, pa_bool_t save) {
     pa_bool_t old_muted;
 
     pa_sink_assert_ref(s);
@@ -1343,6 +1423,7 @@ void pa_sink_set_mute(pa_sink *s, pa_bool_t mute) {
 
     old_muted = s->muted;
     s->muted = mute;
+    s->save_muted = (old_muted == s->muted && s->save_muted) || save;
 
     if (s->set_mute)
         s->set_mute(s);
@@ -1378,15 +1459,19 @@ pa_bool_t pa_sink_get_mute(pa_sink *s, pa_bool_t force_refresh) {
 }
 
 /* Called from main thread */
-void pa_sink_mute_changed(pa_sink *s, pa_bool_t new_muted) {
+void pa_sink_mute_changed(pa_sink *s, pa_bool_t new_muted, pa_bool_t save) {
     pa_sink_assert_ref(s);
 
     /* The sink implementor may call this if the volume changed to make sure everyone is notified */
 
-    if (s->muted == new_muted)
+    if (s->muted == new_muted) {
+        s->save_muted = s->save_muted || save;
         return;
+    }
 
     s->muted = new_muted;
+    s->save_muted = save;
+
     pa_subscription_post(s->core, PA_SUBSCRIPTION_EVENT_SINK|PA_SUBSCRIPTION_EVENT_CHANGE, s->index);
 }
 
@@ -1484,7 +1569,7 @@ unsigned pa_sink_check_suspend(pa_sink *s) {
 
     ret = 0;
 
-    for (i = PA_SINK_INPUT(pa_idxset_first(s->inputs, &idx)); i; i = PA_SINK_INPUT(pa_idxset_next(s->inputs, &idx))) {
+    PA_IDXSET_FOREACH(i, s->inputs, idx) {
         pa_sink_input_state_t st;
 
         st = pa_sink_input_get_state(i);
@@ -2195,6 +2280,41 @@ size_t pa_sink_get_max_request(pa_sink *s) {
 }
 
 /* Called from main context */
+int pa_sink_set_port(pa_sink *s, const char *name, pa_bool_t save) {
+    pa_device_port *port;
+
+    pa_assert(s);
+
+    if (!s->set_port) {
+        pa_log_debug("set_port() operation not implemented for sink %u \"%s\"", s->index, s->name);
+        return -PA_ERR_NOTIMPLEMENTED;
+    }
+
+    if (!s->ports)
+        return -PA_ERR_NOENTITY;
+
+    if (!(port = pa_hashmap_get(s->ports, name)))
+        return -PA_ERR_NOENTITY;
+
+    if (s->active_port == port) {
+        s->save_port = s->save_port || save;
+        return 0;
+    }
+
+    if ((s->set_port(s, port)) < 0)
+        return -PA_ERR_NOENTITY;
+
+    pa_subscription_post(s->core, PA_SUBSCRIPTION_EVENT_SINK|PA_SUBSCRIPTION_EVENT_CHANGE, s->index);
+
+    pa_log_info("Changed port of sink %u \"%s\" to %s", s->index, s->name, port->name);
+
+    s->active_port = port;
+    s->save_port = save;
+
+    return 0;
+}
+
+/* Called from main context */
 pa_bool_t pa_device_init_icon(pa_proplist *p, pa_bool_t is_sink) {
     const char *ff, *c, *t = NULL, *s = "", *profile, *bus;
 
diff --git a/src/pulsecore/sink.h b/src/pulsecore/sink.h
index 4e1bf52..d16fcc0 100644
--- a/src/pulsecore/sink.h
+++ b/src/pulsecore/sink.h
@@ -59,6 +59,8 @@ struct pa_device_port {
     /* .. followed by some implementation specific data */
 };
 
+#define PA_DEVICE_PORT_DATA(d) ((void*) ((uint8_t*) d + PA_ALIGN(sizeof(pa_device_port))))
+
 struct pa_sink {
     pa_msgobject parent;
 
@@ -95,6 +97,8 @@ struct pa_sink {
     pa_bool_t refresh_volume:1;
     pa_bool_t refresh_muted:1;
     pa_bool_t save_port:1;
+    pa_bool_t save_volume:1;
+    pa_bool_t save_muted:1;
 
     pa_asyncmsgq *asyncmsgq;
     pa_rtpoll *rtpoll;
@@ -227,6 +231,8 @@ typedef struct pa_sink_new_data {
     pa_bool_t namereg_fail:1;
 
     pa_bool_t save_port:1;
+    pa_bool_t save_volume:1;
+    pa_bool_t save_muted:1;
 } pa_sink_new_data;
 
 pa_sink_new_data* pa_sink_new_data_init(pa_sink_new_data *data);
@@ -261,8 +267,8 @@ void pa_sink_detach(pa_sink *s);
 void pa_sink_attach(pa_sink *s);
 
 void pa_sink_set_soft_volume(pa_sink *s, const pa_cvolume *volume);
-void pa_sink_volume_changed(pa_sink *s, const pa_cvolume *new_volume);
-void pa_sink_mute_changed(pa_sink *s, pa_bool_t new_muted);
+void pa_sink_volume_changed(pa_sink *s, const pa_cvolume *new_volume, pa_bool_t save);
+void pa_sink_mute_changed(pa_sink *s, pa_bool_t new_muted, pa_bool_t save);
 
 pa_bool_t pa_device_init_description(pa_proplist *p);
 pa_bool_t pa_device_init_icon(pa_proplist *p, pa_bool_t is_sink);
@@ -285,10 +291,10 @@ int pa_sink_suspend_all(pa_core *c, pa_bool_t suspend, pa_suspend_cause_t cause)
 void pa_sink_update_flat_volume(pa_sink *s, pa_cvolume *new_volume);
 void pa_sink_propagate_flat_volume(pa_sink *s);
 
-void pa_sink_set_volume(pa_sink *sink, const pa_cvolume *volume, pa_bool_t propagate, pa_bool_t sendmsg, pa_bool_t become_reference);
+void pa_sink_set_volume(pa_sink *sink, const pa_cvolume *volume, pa_bool_t propagate, pa_bool_t sendmsg, pa_bool_t become_reference, pa_bool_t save);
 const pa_cvolume *pa_sink_get_volume(pa_sink *sink, pa_bool_t force_refresh, pa_bool_t reference);
 
-void pa_sink_set_mute(pa_sink *sink, pa_bool_t mute);
+void pa_sink_set_mute(pa_sink *sink, pa_bool_t mute, pa_bool_t save);
 pa_bool_t pa_sink_get_mute(pa_sink *sink, pa_bool_t force_refresh);
 
 pa_bool_t pa_sink_update_proplist(pa_sink *s, pa_update_mode_t mode, pa_proplist *p);
@@ -301,7 +307,7 @@ unsigned pa_sink_check_suspend(pa_sink *s); /* Returns how many streams are acti
 #define pa_sink_get_state(s) ((s)->state)
 
 /* Moves all inputs away, and stores them in pa_queue */
-pa_queue *pa_sink_move_all_start(pa_sink *s);
+pa_queue *pa_sink_move_all_start(pa_sink *s, pa_queue *q);
 void pa_sink_move_all_finish(pa_sink *s, pa_queue *q, pa_bool_t save);
 void pa_sink_move_all_fail(pa_queue *q);
 
diff --git a/src/pulsecore/source.c b/src/pulsecore/source.c
index d35c852..1e43116 100644
--- a/src/pulsecore/source.c
+++ b/src/pulsecore/source.c
@@ -93,11 +93,29 @@ void pa_source_new_data_set_muted(pa_source_new_data *data, pa_bool_t mute) {
     data->muted = !!mute;
 }
 
+void pa_source_new_data_set_port(pa_source_new_data *data, const char *port) {
+    pa_assert(data);
+
+    pa_xfree(data->active_port);
+    data->active_port = pa_xstrdup(port);
+}
+
 void pa_source_new_data_done(pa_source_new_data *data) {
     pa_assert(data);
 
-    pa_xfree(data->name);
     pa_proplist_free(data->proplist);
+
+    if (data->ports) {
+        pa_device_port *p;
+
+        while ((p = pa_hashmap_steal_first(data->ports)))
+            pa_device_port_free(p);
+
+        pa_hashmap_free(data->ports, NULL, NULL);
+    }
+
+    pa_xfree(data->name);
+    pa_xfree(data->active_port);
 }
 
 /* Called from main context */
@@ -110,6 +128,7 @@ static void reset_callbacks(pa_source *s) {
     s->get_mute = NULL;
     s->set_mute = NULL;
     s->update_requested_latency = NULL;
+    s->set_port = NULL;
 }
 
 /* Called from main context */
@@ -142,6 +161,8 @@ pa_source* pa_source_new(
         return NULL;
     }
 
+    /* FIXME, need to free s here on failure */
+
     pa_return_null_if_fail(!data->driver || pa_utf8_valid(data->driver));
     pa_return_null_if_fail(data->name && pa_utf8_valid(data->name) && data->name[0]);
 
@@ -210,6 +231,30 @@ pa_source* pa_source_new(
     s->asyncmsgq = NULL;
     s->rtpoll = NULL;
 
+    /* As a minor optimization we just steal the list instead of
+     * copying it here */
+    s->ports = data->ports;
+    data->ports = NULL;
+
+    s->active_port = NULL;
+    s->save_port = FALSE;
+
+    if (data->active_port && s->ports)
+        if ((s->active_port = pa_hashmap_get(s->ports, data->active_port)))
+            s->save_port = data->save_port;
+
+    if (!s->active_port && s->ports) {
+        void *state;
+        pa_device_port *p;
+
+        PA_HASHMAP_FOREACH(p, s->ports, state)
+            if (!s->active_port || p->priority > s->active_port->priority)
+                s->active_port = p;
+    }
+
+    s->save_volume = data->save_volume;
+    s->save_muted = data->save_muted;
+
     pa_silence_memchunk_get(
             &core->silence_cache,
             core->mempool,
@@ -400,6 +445,15 @@ static void source_free(pa_object *o) {
     if (s->proplist)
         pa_proplist_free(s->proplist);
 
+    if (s->ports) {
+        pa_device_port *p;
+
+        while ((p = pa_hashmap_steal_first(s->ports)))
+            pa_device_port_free(p);
+
+        pa_hashmap_free(s->ports, NULL, NULL);
+    }
+
     pa_xfree(s);
 }
 
@@ -472,15 +526,15 @@ int pa_source_sync_suspend(pa_source *s) {
 }
 
 /* Called from main context */
-pa_queue *pa_source_move_all_start(pa_source *s) {
-    pa_queue *q;
+pa_queue *pa_source_move_all_start(pa_source *s, pa_queue *q) {
     pa_source_output *o, *n;
     uint32_t idx;
 
     pa_source_assert_ref(s);
     pa_assert(PA_SOURCE_IS_LINKED(s->state));
 
-    q = pa_queue_new();
+    if (!q)
+        q = pa_queue_new();
 
     for (o = PA_SOURCE_OUTPUT(pa_idxset_first(s->outputs, &idx)); o; o = n) {
         n = PA_SOURCE_OUTPUT(pa_idxset_next(s->outputs, &idx));
@@ -667,7 +721,7 @@ pa_usec_t pa_source_get_latency_within_thread(pa_source *s) {
 }
 
 /* Called from main thread */
-void pa_source_set_volume(pa_source *s, const pa_cvolume *volume) {
+void pa_source_set_volume(pa_source *s, const pa_cvolume *volume, pa_bool_t save) {
     pa_cvolume old_virtual_volume;
     pa_bool_t virtual_volume_changed;
 
@@ -680,6 +734,7 @@ void pa_source_set_volume(pa_source *s, const pa_cvolume *volume) {
     old_virtual_volume = s->virtual_volume;
     s->virtual_volume = *volume;
     virtual_volume_changed = !pa_cvolume_equal(&old_virtual_volume, &s->virtual_volume);
+    s->save_volume = (!virtual_volume_changed && s->save_volume) || save;
 
     if (s->set_volume) {
         pa_cvolume_reset(&s->soft_volume, s->sample_spec.channels);
@@ -725,20 +780,24 @@ const pa_cvolume *pa_source_get_volume(pa_source *s, pa_bool_t force_refresh) {
 }
 
 /* Called from main thread */
-void pa_source_volume_changed(pa_source *s, const pa_cvolume *new_volume) {
+void pa_source_volume_changed(pa_source *s, const pa_cvolume *new_volume, pa_bool_t save) {
     pa_source_assert_ref(s);
 
     /* The source implementor may call this if the volume changed to make sure everyone is notified */
 
-    if (pa_cvolume_equal(&s->virtual_volume, new_volume))
+    if (pa_cvolume_equal(&s->virtual_volume, new_volume)) {
+        s->save_volume = s->save_volume || save;
         return;
+    }
 
     s->virtual_volume = *new_volume;
+    s->save_volume = save;
+
     pa_subscription_post(s->core, PA_SUBSCRIPTION_EVENT_SOURCE|PA_SUBSCRIPTION_EVENT_CHANGE, s->index);
 }
 
 /* Called from main thread */
-void pa_source_set_mute(pa_source *s, pa_bool_t mute) {
+void pa_source_set_mute(pa_source *s, pa_bool_t mute, pa_bool_t save) {
     pa_bool_t old_muted;
 
     pa_source_assert_ref(s);
@@ -746,6 +805,7 @@ void pa_source_set_mute(pa_source *s, pa_bool_t mute) {
 
     old_muted = s->muted;
     s->muted = mute;
+    s->save_muted = (old_muted == s->muted && s->save_muted) || save;
 
     if (s->set_mute)
         s->set_mute(s);
@@ -781,15 +841,19 @@ pa_bool_t pa_source_get_mute(pa_source *s, pa_bool_t force_refresh) {
 }
 
 /* Called from main thread */
-void pa_source_mute_changed(pa_source *s, pa_bool_t new_muted) {
+void pa_source_mute_changed(pa_source *s, pa_bool_t new_muted, pa_bool_t save) {
     pa_source_assert_ref(s);
 
     /* The source implementor may call this if the mute state changed to make sure everyone is notified */
 
-    if (s->muted == new_muted)
+    if (s->muted == new_muted) {
+        s->save_muted = s->save_muted || save;
         return;
+    }
 
     s->muted = new_muted;
+    s->save_muted = save;
+
     pa_subscription_post(s->core, PA_SUBSCRIPTION_EVENT_SOURCE|PA_SUBSCRIPTION_EVENT_CHANGE, s->index);
 }
 
@@ -866,7 +930,7 @@ unsigned pa_source_check_suspend(pa_source *s) {
 
     ret = 0;
 
-    for (o = PA_SOURCE_OUTPUT(pa_idxset_first(s->outputs, &idx)); o; o = PA_SOURCE_OUTPUT(pa_idxset_next(s->outputs, &idx))) {
+    PA_IDXSET_FOREACH(o, s->outputs, idx) {
         pa_source_output_state_t st;
 
         st = pa_source_output_get_state(o);
@@ -1323,3 +1387,38 @@ size_t pa_source_get_max_rewind(pa_source *s) {
 
     return r;
 }
+
+/* Called from main context */
+int pa_source_set_port(pa_source *s, const char *name, pa_bool_t save) {
+    pa_device_port *port;
+
+    pa_assert(s);
+
+    if (!s->set_port) {
+        pa_log_debug("set_port() operation not implemented for sink %u \"%s\"", s->index, s->name);
+        return -PA_ERR_NOTIMPLEMENTED;
+    }
+
+    if (!s->ports)
+        return -PA_ERR_NOENTITY;
+
+    if (!(port = pa_hashmap_get(s->ports, name)))
+        return -PA_ERR_NOENTITY;
+
+    if (s->active_port == port) {
+        s->save_port = s->save_port || save;
+        return 0;
+    }
+
+    if ((s->set_port(s, port)) < 0)
+        return -PA_ERR_NOENTITY;
+
+    pa_subscription_post(s->core, PA_SUBSCRIPTION_EVENT_SOURCE|PA_SUBSCRIPTION_EVENT_CHANGE, s->index);
+
+    pa_log_info("Changed port of source %u \"%s\" to %s", s->index, s->name, port->name);
+
+    s->active_port = port;
+    s->save_port = save;
+
+    return 0;
+}
diff --git a/src/pulsecore/source.h b/src/pulsecore/source.h
index 1fbed70..7e9fd8b 100644
--- a/src/pulsecore/source.h
+++ b/src/pulsecore/source.h
@@ -56,6 +56,7 @@ struct pa_source {
 
     uint32_t index;
     pa_core *core;
+
     pa_source_state_t state;
     pa_source_flags_t flags;
     pa_suspend_cause_t suspend_cause;
@@ -83,6 +84,10 @@ struct pa_source {
     pa_bool_t refresh_volume:1;
     pa_bool_t refresh_muted:1;
 
+    pa_bool_t save_port:1;
+    pa_bool_t save_volume:1;
+    pa_bool_t save_muted:1;
+
     pa_asyncmsgq *asyncmsgq;
     pa_rtpoll *rtpoll;
 
@@ -90,6 +95,9 @@ struct pa_source {
 
     pa_usec_t fixed_latency; /* for sources with PA_SOURCE_DYNAMIC_LATENCY this is 0 */
 
+    pa_hashmap *ports;
+    pa_device_port *active_port;
+
     /* Called when the main loop requests a state change. Called from
      * main loop context. If returns -1 the state change will be
      * inhibited */
@@ -121,6 +129,10 @@ struct pa_source {
      * thread context. */
     void (*update_requested_latency)(pa_source *s); /* dito */
 
+    /* Called whenever the port shall be changed. Called from main
+     * thread. */
+    int (*set_port)(pa_source *s, pa_device_port *port); /*dito */
+
     /* Contains copies of the above data so that the real-time worker
      * thread can work without access locking */
     struct {
@@ -174,6 +186,9 @@ typedef struct pa_source_new_data {
     pa_module *module;
     pa_card *card;
 
+    pa_hashmap *ports;
+    char *active_port;
+
     pa_sample_spec sample_spec;
     pa_channel_map channel_map;
     pa_cvolume volume;
@@ -185,6 +200,10 @@ typedef struct pa_source_new_data {
     pa_bool_t channel_map_is_set:1;
 
     pa_bool_t namereg_fail:1;
+
+    pa_bool_t save_port:1;
+    pa_bool_t save_volume:1;
+    pa_bool_t save_muted:1;
 } pa_source_new_data;
 
 pa_source_new_data* pa_source_new_data_init(pa_source_new_data *data);
@@ -193,6 +212,7 @@ void pa_source_new_data_set_sample_spec(pa_source_new_data *data, const pa_sampl
 void pa_source_new_data_set_channel_map(pa_source_new_data *data, const pa_channel_map *map);
 void pa_source_new_data_set_volume(pa_source_new_data *data, const pa_cvolume *volume);
 void pa_source_new_data_set_muted(pa_source_new_data *data, pa_bool_t mute);
+void pa_source_new_data_set_port(pa_source_new_data *data, const char *port);
 void pa_source_new_data_done(pa_source_new_data *data);
 
 /*** To be called exclusively by the source driver, from main context */
@@ -217,8 +237,8 @@ void pa_source_detach(pa_source *s);
 void pa_source_attach(pa_source *s);
 
 void pa_source_set_soft_volume(pa_source *s, const pa_cvolume *volume);
-void pa_source_volume_changed(pa_source *s, const pa_cvolume *new_volume);
-void pa_source_mute_changed(pa_source *s, pa_bool_t new_muted);
+void pa_source_volume_changed(pa_source *s, const pa_cvolume *new_volume, pa_bool_t save);
+void pa_source_mute_changed(pa_source *s, pa_bool_t new_muted, pa_bool_t save);
 
 int pa_source_sync_suspend(pa_source *s);
 
@@ -235,20 +255,22 @@ int pa_source_update_status(pa_source*s);
 int pa_source_suspend(pa_source *s, pa_bool_t suspend, pa_suspend_cause_t cause);
 int pa_source_suspend_all(pa_core *c, pa_bool_t suspend, pa_suspend_cause_t cause);
 
-void pa_source_set_volume(pa_source *source, const pa_cvolume *volume);
+void pa_source_set_volume(pa_source *source, const pa_cvolume *volume, pa_bool_t save);
 const pa_cvolume *pa_source_get_volume(pa_source *source, pa_bool_t force_refresh);
-void pa_source_set_mute(pa_source *source, pa_bool_t mute);
+void pa_source_set_mute(pa_source *source, pa_bool_t mute, pa_bool_t save);
 pa_bool_t pa_source_get_mute(pa_source *source, pa_bool_t force_refresh);
 
 pa_bool_t pa_source_update_proplist(pa_source *s, pa_update_mode_t mode, pa_proplist *p);
 
+int pa_source_set_port(pa_source *s, const char *name, pa_bool_t save);
+
 unsigned pa_source_linked_by(pa_source *s); /* Number of connected streams */
 unsigned pa_source_used_by(pa_source *s); /* Number of connected streams that are not corked */
 unsigned pa_source_check_suspend(pa_source *s); /* Returns how many streams are active that don't allow suspensions */
 #define pa_source_get_state(s) ((pa_source_state_t) (s)->state)
 
 /* Moves all inputs away, and stores them in pa_queue */
-pa_queue *pa_source_move_all_start(pa_source *s);
+pa_queue *pa_source_move_all_start(pa_source *s, pa_queue *q);
 void pa_source_move_all_finish(pa_source *s, pa_queue *q, pa_bool_t save);
 void pa_source_move_all_fail(pa_queue *q);
 

commit 92525698dfbcf003b98a327ddd531e8b026756dd
Author: Lennart Poettering <lennart at poettering.net>
Date:   Wed Jun 17 02:50:50 2009 +0200

    commit it away

diff --git a/src/modules/alsa/alsa-mixer.c b/src/modules/alsa/alsa-mixer.c
index 02e1fcc..5387516 100644
--- a/src/modules/alsa/alsa-mixer.c
+++ b/src/modules/alsa/alsa-mixer.c
@@ -448,10 +448,6 @@ void pa_alsa_path_set_free(pa_alsa_path_set *ps) {
     pa_xfree(ps);
 }
 
-int pa_alsa_setting_select(pa_alsa_setting *s, snd_mixer_t *m) {
-    return 0;
-}
-
 static long to_alsa_dB(pa_volume_t v) {
     return (long) (pa_sw_volume_to_dB(v) * 100.0);
 }
@@ -507,10 +503,17 @@ static int element_get_volume(pa_alsa_element *e, snd_mixer_t *m, const pa_chann
         if (e->has_dB) {
             long value = 0;
 
-            if (e->direction == PA_ALSA_DIRECTION_OUTPUT)
-                r = snd_mixer_selem_get_playback_dB(me, c, &value);
-            else
-                r = snd_mixer_selem_get_capture_dB(me, c, &value);
+            if (e->direction == PA_ALSA_DIRECTION_OUTPUT) {
+                if (snd_mixer_selem_has_playback_channel(me, c))
+                    r = snd_mixer_selem_get_playback_dB(me, c, &value);
+                else
+                    r = -1;
+            } else {
+                if (snd_mixer_selem_has_capture_channel(me, c))
+                    r = snd_mixer_selem_get_capture_dB(me, c, &value);
+                else
+                    r = -1;
+            }
 
             if (r < 0)
                 continue;
@@ -525,9 +528,16 @@ static int element_get_volume(pa_alsa_element *e, snd_mixer_t *m, const pa_chann
             long value = 0;
 
             if (e->direction == PA_ALSA_DIRECTION_OUTPUT) {
-                r = snd_mixer_selem_get_playback_volume(me, c, &value);
-            } else
-                r = snd_mixer_selem_get_capture_volume(me, c, &value);
+                if (snd_mixer_selem_has_playback_channel(me, c))
+                    r = snd_mixer_selem_get_playback_volume(me, c, &value);
+                else
+                    r = -1;
+            } else {
+                if (snd_mixer_selem_has_capture_channel(me, c))
+                    r = snd_mixer_selem_get_capture_volume(me, c, &value);
+                else
+                    r = -1;
+            }
 
             if (r < 0)
                 continue;
@@ -607,10 +617,17 @@ static int element_get_switch(pa_alsa_element *e, snd_mixer_t *m, pa_bool_t *b)
         int r;
         int value = 0;
 
-        if (e->direction == PA_ALSA_DIRECTION_OUTPUT)
-            r = snd_mixer_selem_get_playback_switch(me, c, &value);
-        else
-            r = snd_mixer_selem_get_capture_switch(me, c, &value);
+        if (e->direction == PA_ALSA_DIRECTION_OUTPUT) {
+            if (snd_mixer_selem_has_playback_channel(me, c))
+                r = snd_mixer_selem_get_playback_switch(me, c, &value);
+            else
+                r = -1;
+        } else {
+            if (snd_mixer_selem_has_capture_channel(me, c))
+                r = snd_mixer_selem_get_capture_switch(me, c, &value);
+            else
+                r = -1;
+        }
 
         if (r < 0)
             continue;
@@ -689,11 +706,20 @@ static int element_set_volume(pa_alsa_element *e, snd_mixer_t *m, const pa_chann
             long value = to_alsa_dB(f);
 
             if (e->direction == PA_ALSA_DIRECTION_OUTPUT) {
-                if ((r = snd_mixer_selem_set_playback_dB(me, c, value, +1)) >= 0)
-                    r = snd_mixer_selem_get_playback_dB(me, c, &value);
+                /* If we call set_play_volume() without checking first
+                 * if the channel is available, ALSA behaves ver
+                 * strangely and doesn't fail the call */
+                if (snd_mixer_selem_has_playback_channel(me, c)) {
+                    if ((r = snd_mixer_selem_set_playback_dB(me, c, value, +1)) >= 0)
+                        r = snd_mixer_selem_get_playback_dB(me, c, &value);
+                } else
+                    r = -1;
             } else {
-                if ((r = snd_mixer_selem_set_capture_dB(me, c, value, +1)) >= 0)
-                    r = snd_mixer_selem_get_capture_dB(me, c, &value);
+                if (snd_mixer_selem_has_capture_channel(me, c)) {
+                    if ((r = snd_mixer_selem_set_capture_dB(me, c, value, +1)) >= 0)
+                        r = snd_mixer_selem_get_capture_dB(me, c, &value);
+                } else
+                    r = -1;
             }
 
             if (r < 0)
@@ -711,11 +737,17 @@ static int element_set_volume(pa_alsa_element *e, snd_mixer_t *m, const pa_chann
             value = to_alsa_volume(f, e->min_volume, e->max_volume);
 
             if (e->direction == PA_ALSA_DIRECTION_OUTPUT) {
-                if ((r = snd_mixer_selem_set_playback_volume(me, c, value)) >= 0)
-                    r = snd_mixer_selem_get_playback_volume(me, c, &value);
+                if (snd_mixer_selem_has_playback_channel(me, c)) {
+                    if ((r = snd_mixer_selem_set_playback_volume(me, c, value)) >= 0)
+                        r = snd_mixer_selem_get_playback_volume(me, c, &value);
+                } else
+                    r = -1;
             } else {
-                if ((r = snd_mixer_selem_set_capture_volume(me, c, value)) >= 0)
-                    r = snd_mixer_selem_get_capture_volume(me, c, &value);
+                if (snd_mixer_selem_has_capture_channel(me, c)) {
+                    if ((r = snd_mixer_selem_set_capture_volume(me, c, value)) >= 0)
+                        r = snd_mixer_selem_get_capture_volume(me, c, &value);
+                } else
+                    r = -1;
             }
 
             if (r < 0)
@@ -787,7 +819,6 @@ static int element_set_switch(pa_alsa_element *e, snd_mixer_t *m, pa_bool_t b) {
 
     pa_assert(m);
     pa_assert(e);
-    pa_assert(b);
 
     SELEM_INIT(sid, e->alsa_name);
     if (!(me = snd_mixer_find_selem(m, sid))) {
@@ -801,7 +832,7 @@ static int element_set_switch(pa_alsa_element *e, snd_mixer_t *m, pa_bool_t b) {
         r = snd_mixer_selem_set_capture_switch_all(me, b);
 
     if (r < 0)
-        pa_log_warn("Faile to set switch of %s: %s", e->alsa_name, pa_alsa_strerror(errno));
+        pa_log_warn("Failed to set switch of %s: %s", e->alsa_name, pa_alsa_strerror(errno));
 
     return r;
 }
@@ -1146,11 +1177,43 @@ static int element_probe(pa_alsa_element *e, snd_mixer_t *m) {
                 }
             }
         }
+
     }
 
     if (check_required(e, me) < 0)
         return -1;
 
+    if (e->switch_use == PA_ALSA_SWITCH_SELECT) {
+        pa_alsa_option *o;
+
+        PA_LLIST_FOREACH(o, e->options)
+            o->alsa_idx = pa_streq(o->alsa_name, "on") ? 1 : 0;
+    } else if (e->enumeration_use == PA_ALSA_ENUMERATION_SELECT) {
+        int n;
+        pa_alsa_option *o;
+
+        if ((n = snd_mixer_selem_get_enum_items(me)) < 0) {
+            pa_log("snd_mixer_selem_get_enum_items() failed: %s", pa_alsa_strerror(n));
+            return -1;
+        }
+
+        PA_LLIST_FOREACH(o, e->options) {
+            int i;
+
+            for (i = 0; i < n; i++) {
+                char buf[128];
+
+                if (snd_mixer_selem_get_enum_item_name(me, i, sizeof(buf), buf) < 0)
+                    continue;
+
+                if (!pa_streq(buf, o->alsa_name))
+                    continue;
+
+                o->alsa_idx = i;
+            }
+        }
+    }
+
     return 0;
 }
 
@@ -1171,8 +1234,8 @@ static pa_alsa_element* element_get(pa_alsa_path *p, const char *section, pa_boo
     if (strchr(section, ':'))
         return NULL;
 
-    if (p->element_parse_cache && pa_streq(p->element_parse_cache->alsa_name, section))
-        return p->element_parse_cache;
+    if (p->last_element && pa_streq(p->last_element->alsa_name, section))
+        return p->last_element;
 
     PA_LLIST_FOREACH(e, p->elements)
         if (pa_streq(e->alsa_name, section))
@@ -1183,10 +1246,10 @@ static pa_alsa_element* element_get(pa_alsa_path *p, const char *section, pa_boo
     e->alsa_name = pa_xstrdup(section);
     e->direction = p->direction;
 
-    PA_LLIST_PREPEND(pa_alsa_element, p->elements, e);
+    PA_LLIST_INSERT_AFTER(pa_alsa_element, p->elements, p->last_element, e);
 
 finish:
-    p->element_parse_cache = e;
+    p->last_element = e;
     return e;
 }
 
@@ -1208,11 +1271,11 @@ static pa_alsa_option* option_get(pa_alsa_path *p, const char *section) {
     en = pa_xstrndup(section, on - section);
     on++;
 
-    if (p->option_parse_cache &&
-        pa_streq(p->option_parse_cache->element->alsa_name, en) &&
-        pa_streq(p->option_parse_cache->alsa_name, on)) {
+    if (p->last_option &&
+        pa_streq(p->last_option->element->alsa_name, en) &&
+        pa_streq(p->last_option->alsa_name, on)) {
         pa_xfree(en);
-        return p->option_parse_cache;
+        return p->last_option;
     }
 
     pa_assert_se(e = element_get(p, en, FALSE));
@@ -1225,11 +1288,15 @@ static pa_alsa_option* option_get(pa_alsa_path *p, const char *section) {
     o = pa_xnew0(pa_alsa_option, 1);
     o->element = e;
     o->alsa_name = pa_xstrdup(on);
+    o->alsa_idx = -1;
 
-    PA_LLIST_PREPEND(pa_alsa_option, e->options, o);
+    if (p->last_option && p->last_option->element == e)
+        PA_LLIST_INSERT_AFTER(pa_alsa_option, e->options, p->last_option, o);
+    else
+        PA_LLIST_PREPEND(pa_alsa_option, e->options, o);
 
 finish:
-    p->option_parse_cache = o;
+    p->last_option = o;
     return o;
 }
 
@@ -1572,20 +1639,70 @@ static int element_parse_override_map(
     return 0;
 }
 
+static int element_set_option(pa_alsa_element *e, snd_mixer_t *m, int alsa_idx) {
+    snd_mixer_selem_id_t *sid;
+    snd_mixer_elem_t *me;
+    int r;
+
+    pa_assert(e);
+    pa_assert(m);
+
+    SELEM_INIT(sid, e->alsa_name);
+    if (!(me = snd_mixer_find_selem(m, sid))) {
+        pa_log_warn("Element %s seems to have disappeared.", e->alsa_name);
+        return -1;
+    }
+
+    if (e->switch_use == PA_ALSA_SWITCH_SELECT) {
+
+        if (e->direction == PA_ALSA_DIRECTION_OUTPUT)
+            r = snd_mixer_selem_set_playback_switch_all(me, alsa_idx);
+        else
+            r = snd_mixer_selem_set_capture_switch_all(me, alsa_idx);
+
+        if (r < 0)
+            pa_log_warn("Faile to set switch of %s: %s", e->alsa_name, pa_alsa_strerror(errno));
+
+    } else {
+        pa_assert(e->enumeration_use == PA_ALSA_ENUMERATION_SELECT);
+
+        if ((r = snd_mixer_selem_set_enum_item(me, 0, alsa_idx)) < 0)
+            pa_log_warn("Faile to set enumeration of %s: %s", e->alsa_name, pa_alsa_strerror(errno));
+    }
+
+    return r;
+}
+
+int pa_alsa_setting_select(pa_alsa_setting *s, snd_mixer_t *m) {
+    pa_alsa_option *o;
+    uint32_t idx;
+
+    pa_assert(s);
+    pa_assert(m);
+
+    PA_IDXSET_FOREACH(o, s->options, idx)
+        element_set_option(o->element, m, o->alsa_idx);
+
+    return 0;
+}
+
 static int option_verify(pa_alsa_option *o) {
     static const struct description_map well_known_descriptions[] = {
         { "input",                     N_("Input") },
         { "input-docking",             N_("Docking Station Input") },
-        { "input-docking-microphone",  N_("Docking Station Microphone Input") },
-        { "input-linein",              N_("Line-In Input") },
-        { "input-microphone",          N_("Microphone Input") },
-        { "input-microphone-external", N_("External Microphone Input") },
-        { "input-microphone-internal", N_("Internal Microphone Input") },
-        { "input-radio",               N_("Radio Input") },
-        { "input-video",               N_("Video Input") },
-        { "output-amplifier-on",       N_("Amplifier") },
+        { "input-docking-microphone",  N_("Docking Station Microphone") },
+        { "input-linein",              N_("Line-In") },
+        { "input-microphone",          N_("Microphone") },
+        { "input-microphone-external", N_("External Microphone") },
+        { "input-microphone-internal", N_("Internal Microphone") },
+        { "input-radio",               N_("Radio") },
+        { "input-video",               N_("Video") },
         { "input-agc-on",              N_("Automatic Gain Control") },
-        { "input-boost-on",            N_("Boost") }
+        { "input-agc-off",             "" },
+        { "input-boost-on",            N_("Boost") },
+        { "input-boost-off",           "" },
+        { "output-amplifier-on",       N_("Amplifier") },
+        { "output-amplifier-off",      "" }
     };
 
     pa_assert(o);
@@ -1601,11 +1718,17 @@ static int option_verify(pa_alsa_option *o) {
         return -1;
     }
 
+    if (o->element->switch_use == PA_ALSA_SWITCH_SELECT &&
+        !pa_streq(o->alsa_name, "on") &&
+        !pa_streq(o->alsa_name, "off")) {
+        pa_log("Switch %s options need be named off or on ", o->element->alsa_name);
+        return -1;
+    }
+
     if (!o->description)
         o->description = pa_xstrdup(lookup_description(o->name,
                                                        well_known_descriptions,
                                                        PA_ELEMENTSOF(well_known_descriptions)));
-
     if (!o->description)
         o->description = pa_xstrdup(o->name);
 
@@ -1623,6 +1746,11 @@ static int element_verify(pa_alsa_element *e) {
         return -1;
     }
 
+    if (e->switch_use == PA_ALSA_SWITCH_SELECT && e->enumeration_use == PA_ALSA_ENUMERATION_SELECT) {
+        pa_log("Element %s cannot set select for both switch and enumeration.", e->alsa_name);
+        return -1;
+    }
+
     PA_LLIST_FOREACH(o, e->options)
         if (option_verify(o) < 0)
             return -1;
@@ -1633,10 +1761,14 @@ static int element_verify(pa_alsa_element *e) {
 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-linein",       N_("Analog Line-In") },
+        { "analog-input-radio",        N_("Analog Radio") },
+        { "analog-input-video",        N_("Analog Video") },
         { "analog-output",             N_("Analog Output") },
         { "analog-output-headphones",  N_("Analog Headphones") },
         { "analog-output-lfe-on-mono", N_("Analog Output (LFE)") },
-        { "analog-output-mono",        N_("Analog Output (Mono)") }
+        { "analog-output-mono",        N_("Analog Mono Output") }
     };
 
     pa_alsa_element *e;
@@ -1773,6 +1905,103 @@ static void path_drop_unsupported(pa_alsa_path *p) {
     }
 }
 
+static void path_make_options_unique(pa_alsa_path *p) {
+    pa_alsa_element *e;
+    pa_alsa_option *o, *u;
+
+    PA_LLIST_FOREACH(e, p->elements) {
+        PA_LLIST_FOREACH(o, e->options) {
+            unsigned i;
+            char *m;
+
+            for (u = o->next; u; u = u->next)
+                if (pa_streq(u->name, o->name))
+                    break;
+
+            if (!u)
+                continue;
+
+            m = pa_xstrdup(o->name);
+
+            /* OK, this name is not unique, hence let's rename */
+            for (i = 1, u = o; u; u = u->next) {
+                char *nn, *nd;
+
+                if (!pa_streq(u->name, m))
+                    continue;
+
+                nn = pa_sprintf_malloc("%s-%u", m, i);
+                pa_xfree(u->name);
+                u->name = nn;
+
+                nd = pa_sprintf_malloc("%s %u", u->description, i);
+                pa_xfree(u->description);
+                u->description = nd;
+
+                i++;
+            }
+
+            pa_xfree(m);
+        }
+    }
+}
+
+static pa_bool_t element_create_settings(pa_alsa_element *e, pa_alsa_setting *template) {
+    pa_alsa_option *o;
+
+    for (; e; e = e->next)
+        if (e->switch_use == PA_ALSA_SWITCH_SELECT ||
+            e->enumeration_use == PA_ALSA_ENUMERATION_SELECT)
+            break;
+
+    if (!e)
+        return FALSE;
+
+    for (o = e->options; o; o = o->next) {
+        pa_alsa_setting *s;
+
+        if (template) {
+            s = pa_xnewdup(pa_alsa_setting, template, 1);
+            s->options = pa_idxset_copy(template->options);
+            s->name = pa_sprintf_malloc(_("%s+%s"), template->name, o->name);
+            s->description =
+                (template->description[0] && o->description[0])
+                ? pa_sprintf_malloc(_("%s / %s"), template->description, o->description)
+                : (template->description[0]
+                   ? pa_xstrdup(template->description)
+                   : pa_xstrdup(o->description));
+
+            s->priority = PA_MAX(template->priority, o->priority);
+        } else {
+            s = pa_xnew0(pa_alsa_setting, 1);
+            s->options = pa_idxset_new(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func);
+            s->name = pa_xstrdup(o->name);
+            s->description = pa_xstrdup(o->description);
+            s->priority = o->priority;
+        }
+
+        pa_idxset_put(s->options, o, NULL);
+
+        if (element_create_settings(e->next, s))
+            /* This is not a leaf, so let's get rid of it */
+            setting_free(s);
+        else {
+            /* This is a leaf, so let's add it */
+            PA_LLIST_INSERT_AFTER(pa_alsa_setting, e->path->settings, e->path->last_setting, s);
+
+            e->path->last_setting = s;
+        }
+    }
+
+    return TRUE;
+}
+
+static void path_create_settings(pa_alsa_path *p) {
+    pa_assert(p);
+
+    element_create_settings(p->elements, NULL);
+}
+
 int pa_alsa_path_probe(pa_alsa_path *p, snd_mixer_t *m, pa_bool_t ignore_dB) {
     pa_alsa_element *e;
     double min_dB[PA_CHANNEL_POSITION_MAX], max_dB[PA_CHANNEL_POSITION_MAX];
@@ -1787,12 +2016,12 @@ int pa_alsa_path_probe(pa_alsa_path *p, snd_mixer_t *m, pa_bool_t ignore_dB) {
     pa_zero(min_dB);
     pa_zero(max_dB);
 
-    pa_log("Probing %s", p->name);
+    pa_log_debug("Probing path '%s'", p->name);
 
     PA_LLIST_FOREACH(e, p->elements) {
         if (element_probe(e, m) < 0) {
             p->supported = FALSE;
-            pa_log("%s probe failed.", e->alsa_name);
+            pa_log_debug("Probe of element '%s' failed.", e->alsa_name);
             return -1;
         }
 
@@ -1841,11 +2070,14 @@ int pa_alsa_path_probe(pa_alsa_path *p, snd_mixer_t *m, pa_bool_t ignore_dB) {
     }
 
     path_drop_unsupported(p);
+    path_make_options_unique(p);
+    path_create_settings(p);
 
     p->supported = TRUE;
     p->probed = TRUE;
 
-    p->min_dB = p->max_dB = 0.0;
+    p->min_dB = INFINITY;
+    p->max_dB = -INFINITY;
 
     for (t = 0; t < PA_CHANNEL_POSITION_MAX; t++) {
         if (p->min_dB > min_dB[t])
@@ -2003,7 +2235,8 @@ pa_alsa_path_set *pa_alsa_path_set_new(pa_alsa_mapping *m, pa_alsa_direction_t d
 
             if ((p = pa_alsa_path_new(fn, direction))) {
                 p->path_set = ps;
-                PA_LLIST_PREPEND(pa_alsa_path, ps->paths, p);
+                PA_LLIST_INSERT_AFTER(pa_alsa_path, ps->paths, ps->last_path, p);
+                ps->last_path = p;
             }
 
             pa_xfree(fn);
@@ -2038,10 +2271,12 @@ pa_alsa_path_set *pa_alsa_path_set_new(pa_alsa_mapping *m, pa_alsa_direction_t d
             e->direction = direction;
             e->required_absent = PA_ALSA_REQUIRED_ANY;
 
-            PA_LLIST_PREPEND(pa_alsa_element, p->elements, e);
+            PA_LLIST_INSERT_AFTER(pa_alsa_element, p->elements, p->last_element, e);
+            p->last_element = e;
         }
 
-        PA_LLIST_PREPEND(pa_alsa_path, ps->paths, p);
+        PA_LLIST_INSERT_AFTER(pa_alsa_path, ps->paths, ps->last_path, p);
+        ps->last_path = p;
     }
 
     return ps;
@@ -2103,6 +2338,44 @@ static void path_set_unify(pa_alsa_path_set *ps) {
     }
 }
 
+static void path_set_make_paths_unique(pa_alsa_path_set *ps) {
+    pa_alsa_path *p, *q;
+
+    PA_LLIST_FOREACH(p, ps->paths) {
+        unsigned i;
+        char *m;
+
+        for (q = p->next; q; q = q->next)
+            if (pa_streq(q->name, p->name))
+                break;
+
+        if (!q)
+            continue;
+
+        m = pa_xstrdup(p->name);
+
+        /* OK, this name is not unique, hence let's rename */
+        for (i = 1, q = p; q; q = q->next) {
+            char *nn, *nd;
+
+            if (!pa_streq(q->name, m))
+                continue;
+
+            nn = pa_sprintf_malloc("%s-%u", m, i);
+            pa_xfree(q->name);
+            q->name = nn;
+
+            nd = pa_sprintf_malloc("%s %u", q->description, i);
+            pa_xfree(q->description);
+            q->description = nd;
+
+            i++;
+        }
+
+        pa_xfree(m);
+    }
+}
+
 void pa_alsa_path_set_probe(pa_alsa_path_set *ps, snd_mixer_t *m, pa_bool_t ignore_dB) {
     pa_alsa_path *p, *n;
 
@@ -2121,6 +2394,7 @@ void pa_alsa_path_set_probe(pa_alsa_path_set *ps, snd_mixer_t *m, pa_bool_t igno
     }
 
     path_set_unify(ps);
+    path_set_make_paths_unique(ps);
     ps->probed = TRUE;
 }
 
@@ -2638,6 +2912,7 @@ static int profile_verify(pa_alsa_profile *p) {
     static const struct description_map well_known_descriptions[] = {
         { "output:analog-mono+input:analog-mono",     N_("Analog Mono Duplex") },
         { "output:analog-stereo+input:analog-stereo", N_("Analog Stereo Duplex") },
+        { "output:iec958-stereo",                     N_("Digital Stereo Duplex (IEC958)") },
         { "off",                                      N_("Off") }
     };
 
@@ -2900,8 +3175,9 @@ void pa_alsa_profile_set_probe(pa_alsa_profile_set *ps, const char *dev_id, cons
                     continue;
 
                 pa_log_debug("Checking for playback on %s (%s)", m->description, m->name);
-                try_ss = *ss;
                 try_map = m->channel_map;
+                try_ss = *ss;
+                try_ss.channels = try_map.channels;
 
                 if (!(m ->output_pcm = pa_alsa_open_by_device_string_strv(
                               m->device_strings,
@@ -2923,8 +3199,9 @@ void pa_alsa_profile_set_probe(pa_alsa_profile_set *ps, const char *dev_id, cons
                     continue;
 
                 pa_log_debug("Checking for recording on %s (%s)", m->description, m->name);
-                try_ss = *ss;
                 try_map = m->channel_map;
+                try_ss = *ss;
+                try_ss.channels = try_map.channels;
 
                 if (!(m ->input_pcm = pa_alsa_open_by_device_string_strv(
                               m->device_strings,
@@ -3037,6 +3314,7 @@ void pa_alsa_add_ports(pa_hashmap **p, pa_alsa_path_set *ps) {
             pa_alsa_port_data *data;
 
             port = pa_device_port_new(s->name, s->description, sizeof(pa_alsa_port_data));
+            port->priority = s->priority;
 
             data = PA_DEVICE_PORT_DATA(port);
             data->path = ps->paths;
@@ -3061,6 +3339,9 @@ void pa_alsa_add_ports(pa_hashmap **p, pa_alsa_path_set *ps) {
                  * single entry */
 
                 port = pa_device_port_new(path->name, path->description, sizeof(pa_alsa_port_data));
+                port->priority = path->priority * 100;
+
+
                 data = PA_DEVICE_PORT_DATA(port);
                 data->path = path;
                 data->setting = path->settings;
@@ -3075,9 +3356,14 @@ void pa_alsa_add_ports(pa_hashmap **p, pa_alsa_path_set *ps) {
                     char *n, *d;
 
                     n = pa_sprintf_malloc("%s;%s", path->name, s->name);
-                    d = pa_sprintf_malloc(_("%s, %s"), path->description, s->description);
+
+                    if (s->description[0])
+                        d = pa_sprintf_malloc(_("%s / %s"), path->description, s->description);
+                    else
+                        d = pa_xstrdup(path->description);
 
                     port = pa_device_port_new(n, d, sizeof(pa_alsa_port_data));
+                    port->priority = path->priority * 100 + s->priority;
 
                     pa_xfree(n);
                     pa_xfree(d);
diff --git a/src/modules/alsa/alsa-mixer.h b/src/modules/alsa/alsa-mixer.h
index f6b1c35..7678818 100644
--- a/src/modules/alsa/alsa-mixer.h
+++ b/src/modules/alsa/alsa-mixer.h
@@ -169,8 +169,9 @@ struct pa_alsa_path {
 
     /* This is used during parsing only, as a shortcut so that we
      * don't have to iterate the list all the time */
-    pa_alsa_element *element_parse_cache;
-    pa_alsa_option *option_parse_cache;
+    pa_alsa_element *last_element;
+    pa_alsa_option *last_option;
+    pa_alsa_setting *last_setting;
 
     PA_LLIST_HEAD(pa_alsa_element, elements);
     PA_LLIST_HEAD(pa_alsa_setting, settings);
@@ -182,6 +183,10 @@ struct pa_alsa_path_set {
     PA_LLIST_HEAD(pa_alsa_path, paths);
     pa_alsa_direction_t direction;
     pa_bool_t probed:1;
+
+    /* This is used during parsing only, as a shortcut so that we
+     * don't have to iterate the list all the time */
+    pa_alsa_path *last_path;
 };
 
 int pa_alsa_setting_select(pa_alsa_setting *s, snd_mixer_t *m);
diff --git a/src/modules/alsa/alsa-sink.c b/src/modules/alsa/alsa-sink.c
index d7e5be8..2226bc6 100644
--- a/src/modules/alsa/alsa-sink.c
+++ b/src/modules/alsa/alsa-sink.c
@@ -1003,7 +1003,7 @@ static void sink_get_volume_cb(pa_sink *s) {
         return;
 
     /* Shift down by the base volume, so that 0dB becomes maximum volume */
-    pa_sw_cvolume_divide_scalar(&r, &r, s->base_volume);
+    pa_sw_cvolume_multiply_scalar(&r, &r, s->base_volume);
 
     pa_log_debug("Read hardware volume: %s", pa_cvolume_snprint(t, sizeof(t), &r));
 
@@ -1031,13 +1031,13 @@ static void sink_set_volume_cb(pa_sink *s) {
     pa_assert(u->mixer_handle);
 
     /* Shift up by the base volume */
-    pa_sw_cvolume_multiply_scalar(&r, &s->virtual_volume, s->base_volume);
+    pa_sw_cvolume_divide_scalar(&r, &s->virtual_volume, s->base_volume);
 
     if (pa_alsa_path_set_volume(u->mixer_path, u->mixer_handle, &s->channel_map, &r) < 0)
         return;
 
     /* Shift down by the base volume, so that 0dB becomes maximum volume */
-    pa_sw_cvolume_divide_scalar(&r, &r, s->base_volume);
+    pa_sw_cvolume_multiply_scalar(&r, &r, s->base_volume);
 
     u->hardware_volume = r;
 
@@ -1379,12 +1379,17 @@ static void find_mixer(struct userdata *u, pa_alsa_mapping *mapping, const char
         if (pa_alsa_path_probe(u->mixer_path, u->mixer_handle, ignore_dB) < 0)
             goto fail;
 
+        pa_log_debug("Probed mixer path %s:", u->mixer_path->name);
+        pa_alsa_path_dump(u->mixer_path);
     } else {
 
         if (!(u->mixer_path_set = pa_alsa_path_set_new(mapping, PA_ALSA_DIRECTION_OUTPUT)))
             goto fail;
 
         pa_alsa_path_set_probe(u->mixer_path_set, u->mixer_handle, ignore_dB);
+
+        pa_log_debug("Probed mixer paths:");
+        pa_alsa_path_set_dump(u->mixer_path_set);
     }
 
     return;
@@ -1425,17 +1430,21 @@ static int setup_mixer(struct userdata *u, pa_bool_t ignore_dB) {
         if (data->setting)
             pa_alsa_setting_select(data->setting, u->mixer_handle);
 
-    } else if (u->mixer_path)  {
+    } else {
 
-        /* Hmm, we have only a single path, then let's activate it */
+        if (!u->mixer_path && u->mixer_path_set)
+            u->mixer_path = u->mixer_path_set->paths;
 
-        pa_alsa_path_select(u->mixer_path, u->mixer_handle);
+        if (u->mixer_path) {
+            /* Hmm, we have only a single path, then let's activate it */
 
-        if (u->mixer_path->settings)
-            pa_alsa_setting_select(u->mixer_path->settings, u->mixer_handle);
+            pa_alsa_path_select(u->mixer_path, u->mixer_handle);
 
-    } else
-        return 0;
+            if (u->mixer_path->settings)
+                pa_alsa_setting_select(u->mixer_path->settings, u->mixer_handle);
+        } else
+            return 0;
+    }
 
     if (!u->mixer_path->has_volume)
         pa_log_info("Driver does not support hardware volume control, falling back to software volume control.");
diff --git a/src/modules/alsa/alsa-source.c b/src/modules/alsa/alsa-source.c
index c15748b..f2e4e23 100644
--- a/src/modules/alsa/alsa-source.c
+++ b/src/modules/alsa/alsa-source.c
@@ -956,7 +956,7 @@ static void source_get_volume_cb(pa_source *s) {
         return;
 
     /* Shift down by the base volume, so that 0dB becomes maximum volume */
-    pa_sw_cvolume_divide_scalar(&r, &r, s->base_volume);
+    pa_sw_cvolume_multiply_scalar(&r, &r, s->base_volume);
 
     pa_log_debug("Read hardware volume: %s", pa_cvolume_snprint(t, sizeof(t), &r));
 
@@ -984,13 +984,13 @@ static void source_set_volume_cb(pa_source *s) {
     pa_assert(u->mixer_handle);
 
     /* Shift up by the base volume */
-    pa_sw_cvolume_multiply_scalar(&r, &s->virtual_volume, s->base_volume);
+    pa_sw_cvolume_divide_scalar(&r, &s->virtual_volume, s->base_volume);
 
     if (pa_alsa_path_set_volume(u->mixer_path, u->mixer_handle, &s->channel_map, &r) < 0)
         return;
 
     /* Shift down by the base volume, so that 0dB becomes maximum volume */
-    pa_sw_cvolume_divide_scalar(&r, &r, s->base_volume);
+    pa_sw_cvolume_multiply_scalar(&r, &r, s->base_volume);
 
     u->hardware_volume = r;
 
@@ -1225,18 +1225,23 @@ static void find_mixer(struct userdata *u, pa_alsa_mapping *mapping, const char
 
     if (element) {
 
-        if (!(u->mixer_path = pa_alsa_path_synthesize(element, PA_ALSA_DIRECTION_OUTPUT)))
+        if (!(u->mixer_path = pa_alsa_path_synthesize(element, PA_ALSA_DIRECTION_INPUT)))
             goto fail;
 
         if (pa_alsa_path_probe(u->mixer_path, u->mixer_handle, ignore_dB) < 0)
             goto fail;
 
+        pa_log_debug("Probed mixer path %s:", u->mixer_path->name);
+        pa_alsa_path_dump(u->mixer_path);
     } else {
 
-        if (!(u->mixer_path_set = pa_alsa_path_set_new(mapping, PA_ALSA_DIRECTION_OUTPUT)))
+        if (!(u->mixer_path_set = pa_alsa_path_set_new(mapping, PA_ALSA_DIRECTION_INPUT)))
             goto fail;
 
         pa_alsa_path_set_probe(u->mixer_path_set, u->mixer_handle, ignore_dB);
+
+        pa_log_debug("Probed mixer paths:");
+        pa_alsa_path_set_dump(u->mixer_path_set);
     }
 
     return;
@@ -1277,17 +1282,21 @@ static int setup_mixer(struct userdata *u, pa_bool_t ignore_dB) {
         if (data->setting)
             pa_alsa_setting_select(data->setting, u->mixer_handle);
 
-    } else if (u->mixer_path)  {
+    } else {
 
-        /* Hmm, we have only a single path, then let's activate it */
+        if (!u->mixer_path && u->mixer_path_set)
+            u->mixer_path = u->mixer_path_set->paths;
 
-        pa_alsa_path_select(u->mixer_path, u->mixer_handle);
+        if (u->mixer_path) {
+            /* Hmm, we have only a single path, then let's activate it */
 
-        if (u->mixer_path->settings)
-            pa_alsa_setting_select(u->mixer_path->settings, u->mixer_handle);
+            pa_alsa_path_select(u->mixer_path, u->mixer_handle);
 
-    } else
-        return 0;
+            if (u->mixer_path->settings)
+                pa_alsa_setting_select(u->mixer_path->settings, u->mixer_handle);
+        } else
+            return 0;
+    }
 
     if (!u->mixer_path->has_volume)
         pa_log_info("Driver does not support hardware volume control, falling back to software volume control.");
diff --git a/src/modules/alsa/alsa-util.c b/src/modules/alsa/alsa-util.c
index 865daff..d117ccd 100644
--- a/src/modules/alsa/alsa-util.c
+++ b/src/modules/alsa/alsa-util.c
@@ -218,12 +218,12 @@ int pa_alsa_set_hw_params(
 
     if (require_exact_channel_number) {
         if ((ret = snd_pcm_hw_params_set_channels(pcm_handle, hwparams, c)) < 0) {
-            pa_log_debug("snd_pcm_hw_params_set_channels() failed: %s", pa_alsa_strerror(ret));
+            pa_log_debug("snd_pcm_hw_params_set_channels(%u) failed: %s", c, pa_alsa_strerror(ret));
             goto finish;
         }
     } else {
         if ((ret = snd_pcm_hw_params_set_channels_near(pcm_handle, hwparams, &c)) < 0) {
-            pa_log_debug("snd_pcm_hw_params_set_channels_near() failed: %s", pa_alsa_strerror(ret));
+            pa_log_debug("snd_pcm_hw_params_set_channels_near(%u) failed: %s", c, pa_alsa_strerror(ret));
             goto finish;
         }
     }
@@ -642,7 +642,7 @@ snd_pcm_t *pa_alsa_open_by_device_string_strv(
     for (i = prefix; *i; i++) {
         char *d;
 
-        d = pa_sprintf_malloc("%s:%s", *prefix, dev_id);
+        d = pa_sprintf_malloc("%s:%s", *i, dev_id);
 
         pcm_handle = pa_alsa_open_by_device_string(
                 d,
@@ -839,7 +839,6 @@ void pa_alsa_init_proplist_pcm_info(pa_core *c, pa_proplist *p, snd_pcm_info_t *
             pa_proplist_sets(p, "alsa.class", alsa_class_table[class]);
     }
 
-
     if ((subclass = snd_pcm_info_get_subclass(pcm_info)) <= SND_PCM_SUBCLASS_LAST)
         if (alsa_subclass_table[subclass])
             pa_proplist_sets(p, "alsa.subclass", alsa_subclass_table[subclass]);
diff --git a/src/modules/alsa/mixer/paths/analog-input-mic.conf b/src/modules/alsa/mixer/paths/analog-input-aux.conf
similarity index 54%
copy from src/modules/alsa/mixer/paths/analog-input-mic.conf
copy to src/modules/alsa/mixer/paths/analog-input-aux.conf
index 9d40695..8f48056 100644
--- a/src/modules/alsa/mixer/paths/analog-input-mic.conf
+++ b/src/modules/alsa/mixer/paths/analog-input-aux.conf
@@ -1,21 +1,32 @@
-# For devices, where no 'Capture' slider exists an 'Mic' most likely
-# controls input ADC volume (and not the input feedback volume)
+# For devices, where we have an Aux element
 
 [General]
-priority = 100
+priority = 90
 name = analog-input
 
 [Element Capture]
-required-absent = volume
 switch = mute
-volume = ignore
+volume = merge
 override-map.1 = all
 override-map.2 = all-left,all-right
 
 [Element Mic]
+switch = off
+volume = off
+
+[Element Line]
+switch = off
+volume = off
+
+[Element Aux]
+required = any
 switch = mute
 volume = merge
 override-map.1 = all
 override-map.2 = all-left,all-right
 
+[Element Video]
+switch = off
+volume = off
+
 .include analog-input.conf.common
diff --git a/src/modules/alsa/mixer/paths/analog-input-fm.conf b/src/modules/alsa/mixer/paths/analog-input-fm.conf
new file mode 100644
index 0000000..0f78f39
--- /dev/null
+++ b/src/modules/alsa/mixer/paths/analog-input-fm.conf
@@ -0,0 +1,44 @@
+# For devices where we have an FM element
+
+[General]
+priority = 70
+name = analog-input-radio
+
+[Element Capture]
+switch = mute
+volume = merge
+override-map.1 = all
+override-map.2 = all-left,all-right
+
+[Element Mic]
+switch = off
+volume = off
+
+[Element Line]
+switch = off
+volume = off
+
+[Element Aux]
+switch = off
+volume = off
+
+[Element Video]
+switch = off
+volume = off
+
+[Element Mic/Line]
+switch = off
+volume = off
+
+[Element TV Tuner]
+switch = off
+volume = off
+
+[Element FM]
+required = any
+switch = mute
+volume = merge
+override-map.1 = all
+override-map.2 = all-left,all-right
+
+.include analog-input.conf.common
diff --git a/src/modules/alsa/mixer/paths/analog-input-linein.conf b/src/modules/alsa/mixer/paths/analog-input-linein.conf
new file mode 100644
index 0000000..b6ba738
--- /dev/null
+++ b/src/modules/alsa/mixer/paths/analog-input-linein.conf
@@ -0,0 +1,43 @@
+# For devices, where we have  a Line element
+
+[General]
+priority = 90
+
+[Element Capture]
+switch = mute
+volume = merge
+override-map.1 = all
+override-map.2 = all-left,all-right
+
+[Element Mic]
+switch = off
+volume = off
+
+[Element Line]
+required = any
+switch = mute
+volume = merge
+override-map.1 = all
+override-map.2 = all-left,all-right
+
+[Element Aux]
+switch = off
+volume = off
+
+[Element Video]
+switch = off
+volume = off
+
+[Element Mic/Line]
+switch = off
+volume = off
+
+[Element TV Tuner]
+switch = off
+volume = off
+
+[Element FM]
+switch = off
+volume = off
+
+.include analog-input.conf.common
diff --git a/src/modules/alsa/mixer/paths/analog-input-mic-line.conf b/src/modules/alsa/mixer/paths/analog-input-mic-line.conf
new file mode 100644
index 0000000..7d4addf
--- /dev/null
+++ b/src/modules/alsa/mixer/paths/analog-input-mic-line.conf
@@ -0,0 +1,44 @@
+# For devices where we have a Mic/Lineb element
+
+[General]
+priority = 90
+name = analog-input
+
+[Element Capture]
+switch = mute
+volume = merge
+override-map.1 = all
+override-map.2 = all-left,all-right
+
+[Element Mic]
+switch = off
+volume = off
+
+[Element Line]
+switch = off
+volume = off
+
+[Element Aux]
+switch = off
+volume = off
+
+[Element Video]
+switch = off
+volume = off
+
+[Element Mic/Line]
+required = any
+switch = mute
+volume = merge
+override-map.1 = all
+override-map.2 = all-left,all-right
+
+[Element TV Tuner]
+switch = off
+volume = off
+
+[Element FM]
+switch = off
+volume = off
+
+.include analog-input.conf.common
diff --git a/src/modules/alsa/mixer/paths/analog-input-mic.conf b/src/modules/alsa/mixer/paths/analog-input-mic.conf
index 9d40695..004cd24 100644
--- a/src/modules/alsa/mixer/paths/analog-input-mic.conf
+++ b/src/modules/alsa/mixer/paths/analog-input-mic.conf
@@ -1,21 +1,45 @@
-# For devices, where no 'Capture' slider exists an 'Mic' most likely
-# controls input ADC volume (and not the input feedback volume)
+# For devices where we have  a Mic element
 
 [General]
 priority = 100
-name = analog-input
+name = analog-input-microphone
 
 [Element Capture]
-required-absent = volume
 switch = mute
-volume = ignore
+volume = merge
 override-map.1 = all
 override-map.2 = all-left,all-right
 
 [Element Mic]
+required = any
 switch = mute
 volume = merge
 override-map.1 = all
 override-map.2 = all-left,all-right
 
+[Element Line]
+switch = off
+volume = off
+
+[Element Aux]
+switch = off
+volume = off
+
+[Element Video]
+switch = off
+volume = off
+
+[Element Mic/Line]
+switch = off
+volume = off
+
+[Element TV Tuner]
+switch = off
+volume = off
+
+[Element FM]
+switch = off
+volume = off
+
 .include analog-input.conf.common
+.include analog-input-mic.conf.common
diff --git a/src/modules/alsa/mixer/paths/analog-input-mic.conf.common b/src/modules/alsa/mixer/paths/analog-input-mic.conf.common
new file mode 100644
index 0000000..d67ee4e
--- /dev/null
+++ b/src/modules/alsa/mixer/paths/analog-input-mic.conf.common
@@ -0,0 +1,41 @@
+;;; 'Mic Select'
+
+[Element Mic Select]
+enumeration = select
+
+[Option Mic Select:Mic1]
+name = input-microphone
+priority = 20
+
+[Option Mic Select:Mic2]
+name = input-microphone
+priority = 19
+
+;;; Various Boosts
+
+[Element Mic Boost (+20dB)]
+switch = select
+
+[Option Mic Boost (+20dB):on]
+name = input-boost-on
+
+[Option Mic Boost (+20dB):off]
+name = input-boost-off
+
+[Element Mic Boost]
+switch = select
+
+[Option Mic Boost:on]
+name = input-boost-on
+
+[Option Mic Boost:off]
+name = input-boost-off
+
+[Element Front Mic Boost]
+switch = select
+
+[Option Front Mic Boost:on]
+name = input-boost-on
+
+[Option Front Mic Boost:off]
+name = input-boost-off
diff --git a/src/modules/alsa/mixer/paths/analog-input-tvtuner.conf b/src/modules/alsa/mixer/paths/analog-input-tvtuner.conf
new file mode 100644
index 0000000..ea0a0b7
--- /dev/null
+++ b/src/modules/alsa/mixer/paths/analog-input-tvtuner.conf
@@ -0,0 +1,44 @@
+# For devices, where we have a TV Tuner element
+
+[General]
+priority = 70
+name = analog-input-video
+
+[Element Capture]
+switch = mute
+volume = merge
+override-map.1 = all
+override-map.2 = all-left,all-right
+
+[Element Mic]
+switch = off
+volume = off
+
+[Element Line]
+switch = off
+volume = off
+
+[Element Aux]
+switch = off
+volume = off
+
+[Element Video]
+switch = off
+volume = off
+
+[Element Mic/Line]
+switch = off
+volume = off
+
+[Element TV Tuner]
+required = any
+switch = mute
+volume = merge
+override-map.1 = all
+override-map.2 = all-left,all-right
+
+[Element FM]
+switch = off
+volume = off
+
+.include analog-input.conf.common
diff --git a/src/modules/alsa/mixer/paths/analog-input-mic.conf b/src/modules/alsa/mixer/paths/analog-input-video.conf
similarity index 52%
copy from src/modules/alsa/mixer/paths/analog-input-mic.conf
copy to src/modules/alsa/mixer/paths/analog-input-video.conf
index 9d40695..27acc25 100644
--- a/src/modules/alsa/mixer/paths/analog-input-mic.conf
+++ b/src/modules/alsa/mixer/paths/analog-input-video.conf
@@ -1,18 +1,28 @@
-# For devices, where no 'Capture' slider exists an 'Mic' most likely
-# controls input ADC volume (and not the input feedback volume)
+# For devices, where we have a Video element
 
 [General]
-priority = 100
-name = analog-input
+priority = 70
 
 [Element Capture]
-required-absent = volume
 switch = mute
-volume = ignore
+volume = merge
 override-map.1 = all
 override-map.2 = all-left,all-right
 
 [Element Mic]
+switch = off
+volume = off
+
+[Element Line]
+switch = off
+volume = off
+
+[Element Aux]
+switch = off
+volume = off
+
+[Element Video]
+required = any
 switch = mute
 volume = merge
 override-map.1 = all
diff --git a/src/modules/alsa/mixer/paths/analog-input.conf b/src/modules/alsa/mixer/paths/analog-input.conf
index b96af1d..b221bb4 100644
--- a/src/modules/alsa/mixer/paths/analog-input.conf
+++ b/src/modules/alsa/mixer/paths/analog-input.conf
@@ -1,5 +1,4 @@
-# For normal devices, where a 'Capture' slider exists. This path will
-# not apply if we lack a 'Capture' Slider
+# A fallback for devices that lack seperate Mic/Line/Aux/Video elements
 
 [General]
 priority = 100
@@ -12,13 +11,25 @@ override-map.1 = all
 override-map.2 = all-left,all-right
 
 [Element Mic]
-switch = select
-volume = ignore
-override-map.1 = all
-override-map.2 = all-left,all-right
+required-absent = any
+
+[Element Line]
+required-absent = any
+
+[Element Aux]
+required-absent = any
+
+[Element Video]
+required-absent = any
+
+[Element Mic/Line]
+required-absent = any
+
+[Element TV Tuner]
+required-absent = any
 
-[Option Mic:on]
-name = input-microphone
-priority = 20
+[Element FM]
+required-absent = any
 
 .include analog-input.conf.common
+.include analog-input-mic.conf.common
diff --git a/src/modules/alsa/mixer/paths/analog-input.conf.common b/src/modules/alsa/mixer/paths/analog-input.conf.common
index e353cc7..d34afd0 100644
--- a/src/modules/alsa/mixer/paths/analog-input.conf.common
+++ b/src/modules/alsa/mixer/paths/analog-input.conf.common
@@ -26,29 +26,6 @@
 #       PC Speaker
 #
 
-;;; Non-Enumeration Elements
-
-[Element Line]
-switch = select
-
-[Option Line:on]
-name = input-linein
-priority = 18
-
-[Element Aux]
-switch = select
-
-[Option Aux:on]
-name = input
-priority = 16
-
-[Element Video]
-switch = select
-
-[Option Video:on]
-name = input-video
-priority = 14
-
 ;;; 'Input Source Select'
 
 [Element Input Source Select]
@@ -95,19 +72,6 @@ priority = 18
 name = input-linein
 priority = 18
 
-;;; 'Mic Select'
-
-[Element Mic Select]
-enumeration = select
-
-[Option Mic Select:Mic1]
-name = input-microphone
-priority = 20
-
-[Option Mic Select:Mic2]
-name = input-microphone
-priority = 19
-
 ;;; ' Capture Source'
 
 [Element Capture Source]
@@ -256,16 +220,7 @@ name = input-docking-microphone
 
 ;;; Various Boosts
 
-[Element Mic Boost (+20dB)]
-switch = select
-
-[Option Mic Boost (+20dB):on]
-name = input-boost-on
-
-[Option Mic Boost (+20dB):off]
-name = input-boost-off
-
-[Option Capture Boost]
+[Element Capture Boost]
 switch = select
 
 [Option Capture Boost:on]
@@ -274,24 +229,6 @@ name = input-boost-on
 [Option Capture Boost:off]
 name = input-boost-off
 
-[Element Mic Boost]
-switch = select
-
-[Option Mic Boost:on]
-name = input-boost-on
-
-[Option Mic Boost:off]
-name = input-boost-off
-
-[Element Front Mic Boost]
-switch = select
-
-[Option Front Mic Boost:on]
-name = input-boost-on
-
-[Option Front Mic Boost:off]
-name = input-boost-off
-
 [Element Auto Gain Control]
 switch = select
 
diff --git a/src/modules/alsa/mixer/paths/analog-output.conf b/src/modules/alsa/mixer/paths/analog-output.conf
index e869920..15e703c 100644
--- a/src/modules/alsa/mixer/paths/analog-output.conf
+++ b/src/modules/alsa/mixer/paths/analog-output.conf
@@ -35,7 +35,7 @@ volume = merge
 override-map.1 = all-rear
 override-map.2 = rear-left,rear-right
 
-[Element Sourround]
+[Element Surround]
 switch = mute
 volume = merge
 override-map.1 = all-rear
diff --git a/src/modules/alsa/mixer/profiles/default.conf b/src/modules/alsa/mixer/profile-sets/default.conf
similarity index 83%
rename from src/modules/alsa/mixer/profiles/default.conf
rename to src/modules/alsa/mixer/profile-sets/default.conf
index fc2c192..bced10a 100644
--- a/src/modules/alsa/mixer/profiles/default.conf
+++ b/src/modules/alsa/mixer/profile-sets/default.conf
@@ -25,21 +25,20 @@ auto-profiles = yes
 device-strings = hw
 channel-map = mono
 paths-output = analog-output analog-output-headphones analog-output-mono analog-output-lfe-on-mono
-paths-input = analog-input analog-input-mic
+paths-input = analog-input analog-input-mic analog-input-linein analog-input-aux analog-input-video analog-input-tvtuner analog-input-fm analog-input-mic-line
 priority = 1
 
 [Mapping analog-stereo]
 device-strings = front hw
 channel-map = left,right
 paths-output = analog-output analog-output-headphones analog-output-mono analog-output-lfe-on-mono
-paths-input = analog-input analog-input-mic
+paths-input = analog-input analog-input-mic analog-input-linein analog-input-aux analog-input-video analog-input-tvtuner analog-input-fm analog-input-mic-line
 priority = 10
 
 [Mapping analog-surround-40]
 device-strings = surround40
 channel-map = front-left,front-right,rear-left,rear-right
 paths-output = analog-output analog-output-lfe-on-mono
-paths-input = analog-input
 priority = 7
 direction = output
 
@@ -47,7 +46,6 @@ direction = output
 device-strings = surround41
 channel-map = front-left,front-right,rear-left,rear-right,lfe
 paths-output = analog-output analog-output-lfe-on-mono
-paths-input = analog-input
 priority = 8
 direction = output
 
@@ -55,7 +53,6 @@ direction = output
 device-strings = surround50
 channel-map = front-left,front-right,rear-left,rear-right,front-center
 paths-output = analog-output analog-output-lfe-on-mono
-paths-input = analog-input
 priority = 7
 direction = output
 
@@ -63,7 +60,6 @@ direction = output
 device-strings = surround51
 channel-map = front-left,front-right,rear-left,rear-right,front-center,lfe
 paths-output = analog-output analog-output-lfe-on-mono
-paths-input = analog-input
 priority = 8
 direction = output
 
@@ -72,7 +68,6 @@ device-strings = surround71
 channel-map = front-left,front-right,rear-left,rear-right,front-center,lfe,side-left,side-right
 description = Analog Surround 7.1
 paths-output = analog-output analog-output-lfe-on-mono
-paths-input = analog-input
 priority = 7
 direction = output
 
@@ -104,7 +99,7 @@ channel-map = left,right
 priority = 4
 direction = output
 
-[Profile output:analog-stereo+output:iec958-stereo+input:analog-stereo]
-description = Foobar
-output-mappings = analog-stereo iec958-stereo
-input-mappings = analog-stereo
+#[Profile output:analog-stereo+output:iec958-stereo+input:analog-stereo]
+#description = Foobar
+#output-mappings = analog-stereo iec958-stereo
+#input-mappings = analog-stereo
diff --git a/src/modules/alsa/module-alsa-card.c b/src/modules/alsa/module-alsa-card.c
index ca2c07f..e8a7f20 100644
--- a/src/modules/alsa/module-alsa-card.c
+++ b/src/modules/alsa/module-alsa-card.c
@@ -243,11 +243,13 @@ static void init_profile(struct userdata *u) {
 
     d = PA_CARD_PROFILE_DATA(u->card->active_profile);
 
-    PA_IDXSET_FOREACH(am, d->profile->output_mappings, idx)
-        am->sink = pa_alsa_sink_new(u->module, u->modargs, __FILE__, u->card, am);
+    if (d->profile && d->profile->output_mappings)
+        PA_IDXSET_FOREACH(am, d->profile->output_mappings, idx)
+            am->sink = pa_alsa_sink_new(u->module, u->modargs, __FILE__, u->card, am);
 
-    PA_IDXSET_FOREACH(am, d->profile->input_mappings, idx)
-        am->source = pa_alsa_source_new(u->module, u->modargs, __FILE__, u->card, am);
+    if (d->profile && d->profile->input_mappings)
+        PA_IDXSET_FOREACH(am, d->profile->input_mappings, idx)
+            am->source = pa_alsa_source_new(u->module, u->modargs, __FILE__, u->card, am);
 }
 
 static void set_card_name(pa_card_new_data *data, pa_modargs *ma, const char *device_id) {
@@ -295,7 +297,7 @@ int pa__init(pa_module *m) {
         goto fail;
     }
 
-    m->userdata = u = pa_xnew(struct userdata, 1);
+    m->userdata = u = pa_xnew0(struct userdata, 1);
     u->core = m->core;
     u->module = m;
     u->device_id = pa_xstrdup(pa_modargs_get_value(ma, "device_id", DEFAULT_DEVICE_ID));
@@ -328,6 +330,8 @@ int pa__init(pa_module *m) {
     if (!u->profile_set)
         goto fail;
 
+    pa_alsa_profile_set_probe(u->profile_set, u->device_id, &m->core->default_sample_spec);
+
     pa_card_new_data_init(&data);
     data.driver = __FILE__;
     data.module = m;
diff --git a/src/pulsecore/idxset.c b/src/pulsecore/idxset.c
index 352ac97..408011f 100644
--- a/src/pulsecore/idxset.c
+++ b/src/pulsecore/idxset.c
@@ -453,3 +453,17 @@ pa_bool_t pa_idxset_isempty(pa_idxset *s) {
 
     return s->n_entries == 0;
 }
+
+pa_idxset *pa_idxset_copy(pa_idxset *s) {
+    pa_idxset *copy;
+    struct idxset_entry *i;
+
+    pa_assert(s);
+
+    copy = pa_idxset_new(s->hash_func, s->compare_func);
+
+    for (i = s->iterate_list_head; i; i = i->iterate_next)
+        pa_idxset_put(copy, i->data, NULL);
+
+    return copy;
+}
diff --git a/src/pulsecore/idxset.h b/src/pulsecore/idxset.h
index a6179fc..d1e68c5 100644
--- a/src/pulsecore/idxset.h
+++ b/src/pulsecore/idxset.h
@@ -103,6 +103,9 @@ unsigned pa_idxset_size(pa_idxset*s);
 /* Return TRUE of the idxset is empty */
 pa_bool_t pa_idxset_isempty(pa_idxset *s);
 
+/* Duplicate the idxset. This will not copy the actual indexes */
+pa_idxset *pa_idxset_copy(pa_idxset *s);
+
 /* A macro to ease iteration through all entries */
 #define PA_IDXSET_FOREACH(e, s, idx) \
     for ((e) = pa_idxset_first((s), &(idx)); (e); (e) = pa_idxset_next((s), &(idx)))

-- 
hooks/post-receive
PulseAudio Sound Server



More information about the pulseaudio-commits mailing list