hosted pcm-alsa improvements

 * xduoo x3ii/x20:  Better line out support
 * less granular volume settings (too many steps before)
 * Better handling of swiching sample rates
 * Log actual sample rate in debug menu

Most credit goes to Roman Stolyarov
Additional integration [re]work by myself

Change-Id: I63af3740678cf2ed3170f61534e1029c81826bb6

2 files changed, 6 insertions, 1 deletions

diff --git a/apps/debug_menu.c b/apps/debug_menu.c
index 3df7e97bce..0d2e125185 100644
--- a/apps/debug_menu.c
+++ b/apps/debug_menu.c
@@ -2525,7 +2525,7 @@ static const struct {
         { "Screendump", dbg_screendump },
 #endif
         { "Skin Engine RAM usage", dbg_skin_engine },
-#if (CONFIG_PLATFORM & PLATFORM_NATIVE) || (defined(SONY_NWZ_LINUX) && !defined(SIMULATOR))
+#if (CONFIG_PLATFORM & PLATFORM_NATIVE) || defined(SONY_NWZ_LINUX) || defined(AGPTEK_ROCKER) || defined(XDUOO_X3II) || defined(XDUOO_X20) && !defined(SIMULATOR)
         { "View HW info", dbg_hw_info },
 #endif
 #if (CONFIG_PLATFORM & PLATFORM_NATIVE)
diff --git a/apps/playback.c b/apps/playback.c
index 922837af18..c7cfef018a 100644
--- a/apps/playback.c
+++ b/apps/playback.c
@@ -44,6 +44,7 @@
 #include "storage.h"
 #include "misc.h"
 #include "settings.h"
+#include "audiohw.h"
 
 #ifdef HAVE_TAGCACHE
 #include "tagcache.h"
@@ -3850,6 +3851,10 @@ static void audio_change_frequency_callback(unsigned short id, void *data)
     static bool starting_playback = false;
     struct mp3entry *id3;
 
+#ifdef AUDIOHW_HAVE_SET_OUTPUT
+    audiohw_set_output();
+#endif
+
     switch (id)
     {
     case PLAYBACK_EVENT_START_PLAYBACK: