pulseaudio/0040-alsa-sink-source-fix-the-mixer-initialization.patch

From 5eb02e31a6de116395075f814123daaad424d5a4 Mon Sep 17 00:00:00 2001
From: Jaroslav Kysela <perex@perex.cz>
Date: Tue, 31 Mar 2020 13:32:46 +0200
Subject: [PATCH] alsa sink/source: fix the mixer initialization

- remove duplicate mixer initialization in sink
- use the similar mixer initialization for source like for sink

Signed-off-by: Jaroslav Kysela <perex@perex.cz>
---
 src/modules/alsa/alsa-sink.c   |  2 --
 src/modules/alsa/alsa-source.c | 12 +++++++-----
 2 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/src/modules/alsa/alsa-sink.c b/src/modules/alsa/alsa-sink.c
index 7048371e1832..b5fc0cd93972 100644
--- a/src/modules/alsa/alsa-sink.c
+++ b/src/modules/alsa/alsa-sink.c
@@ -2511,8 +2511,6 @@ 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);
 
-    find_mixer(u, mapping, pa_modargs_get_value(ma, "control", NULL), ignore_dB);
-
     pa_sink_new_data_init(&data);
     data.driver = driver;
     data.module = m;
diff --git a/src/modules/alsa/alsa-source.c b/src/modules/alsa/alsa-source.c
index bf9e093b336a..829216a8a1a1 100644
--- a/src/modules/alsa/alsa-source.c
+++ b/src/modules/alsa/alsa-source.c
@@ -2198,8 +2198,6 @@ 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);
 
-    find_mixer(u, mapping, pa_modargs_get_value(ma, "control", NULL), ignore_dB);
-
     pa_source_new_data_init(&data);
     data.driver = driver;
     data.module = m;
@@ -2254,10 +2252,14 @@ pa_source *pa_alsa_source_new(pa_module *m, pa_modargs *ma, const char*driver, p
         goto fail;
     }
 
-    if (u->ucm_context)
+    if (u->ucm_context) {
         pa_alsa_ucm_add_ports(&data.ports, data.proplist, u->ucm_context, false, card, u->pcm_handle, ignore_dB);
-    else if (u->mixer_path_set)
-        pa_alsa_add_ports(&data, u->mixer_path_set, card);
+        find_mixer(u, mapping, pa_modargs_get_value(ma, "control", NULL), ignore_dB);
+    } else {
+        find_mixer(u, mapping, pa_modargs_get_value(ma, "control", NULL), ignore_dB);
+        if (u->mixer_path_set)
+            pa_alsa_add_ports(&data, u->mixer_path_set, card);
+    }
 
     u->source = pa_source_new(m->core, &data, PA_SOURCE_HARDWARE|PA_SOURCE_LATENCY|(u->use_tsched ? PA_SOURCE_DYNAMIC_LATENCY : 0));
     volume_is_set = data.volume_is_set;
-- 
2.16.4