xduoox3ii: Add "Super Slow" filter roll-off

I'm not happy with the proliferation of filter-roll-off options
but I don't have a less ugly solution.

Change-Id: I740fca006fa0c3443a467acfea55b6574d48346b

4 files changed, 26 insertions, 2 deletions

diff --git a/apps/lang/english.lang b/apps/lang/english.lang
index f268434f60..667d1239ca 100644
--- a/apps/lang/english.lang
+++ b/apps/lang/english.lang
@@ -12171,6 +12171,23 @@
   </voice>
 </phrase>
 <phrase>
+  id: LANG_FILTER_SUPER_SLOW
+  desc: in sound settings
+  user: core
+  <source>
+    *: none
+    filter_roll_off: "Super Slow"
+  </source>
+  <dest>
+    *: none
+    filter_roll_off: "Super Slow"
+  </dest>
+  <voice>
+    *: none
+    filter_roll_off: "Super Slow"
+  </voice>
+</phrase>
+<phrase>
   id: LANG_FILTER_SHORT
   desc: in sound settings
   user: core
diff --git a/apps/settings_list.c b/apps/settings_list.c
index 1cdbc4115d..5464416b21 100644
--- a/apps/settings_list.c
+++ b/apps/settings_list.c
@@ -858,6 +858,9 @@ const struct settings_list settings[] = {
 #elif defined(AUDIOHW_HAVE_SHORT2_ROLL_OFF)
                    "roll_off", "sharp,slow,short sharp,short slow", sound_set_filter_roll_off,
                    4, ID2P(LANG_FILTER_SHARP), ID2P(LANG_FILTER_SLOW), ID2P(LANG_FILTER_SHORT_SHARP), ID2P(LANG_FILTER_SHORT_SLOW)),
+#elif defined(AUDIOHW_HAVE_SS_ROLL_OFF)
+                   "roll_off", "sharp,slow,short sharp,short slow,super slow", sound_set_filter_roll_off,
+                   5, ID2P(LANG_FILTER_SHARP), ID2P(LANG_FILTER_SLOW), ID2P(LANG_FILTER_SHORT_SHARP), ID2P(LANG_FILTER_SHORT_SLOW), ID2P(LANG_FILTER_SUPER_SLOW)),
 #elif defined(AUDIOHW_HAVE_SHORT_ROLL_OFF)
                    "roll_off", "sharp,slow,short,bypass", sound_set_filter_roll_off,
                    4, ID2P(LANG_FILTER_SHARP), ID2P(LANG_FILTER_SLOW), ID2P(LANG_FILTER_SHORT), ID2P(LANG_FILTER_BYPASS)),
diff --git a/firmware/drivers/audio/xduoolinux_codec.c b/firmware/drivers/audio/xduoolinux_codec.c
index 749d551739..3a25f6f7cf 100644
--- a/firmware/drivers/audio/xduoolinux_codec.c
+++ b/firmware/drivers/audio/xduoolinux_codec.c
@@ -238,7 +238,8 @@ void audiohw_set_filter_roll_off(int value)
     /* 0 = Sharp;
        1 = Slow;
        2 = Short Sharp
-       3 = Short Slow */
+       3 = Short Slow
+       4 = Super Slow */
 #if defined(XDUOO_X3II)
     long int value_hw = value;
     alsa_controls_set_ints("AK4490 Digital Filter", 1, &value_hw);
diff --git a/firmware/export/xduoolinux_codec.h b/firmware/export/xduoolinux_codec.h
index 301a341f15..a5bdab0661 100644
--- a/firmware/export/xduoolinux_codec.h
+++ b/firmware/export/xduoolinux_codec.h
@@ -3,7 +3,6 @@
 
 #define AUDIOHW_CAPS (LINEOUT_CAP | FILTER_ROLL_OFF_CAP)
 AUDIOHW_SETTING(VOLUME, "dB", 1, 5, -102*10,  0, -30*10)
-AUDIOHW_SETTING(FILTER_ROLL_OFF, "", 0, 1, 0, 4, 0)
 #endif
 
 // We want this, but the codec takes over a second to unmute!
@@ -12,10 +11,14 @@ AUDIOHW_SETTING(FILTER_ROLL_OFF, "", 0, 1, 0, 4, 0)
 #if defined(XDUOO_X3II)
 /* The AK4490 glitches when switching sample rates */
 #define AUDIOHW_MUTE_ON_SRATE_CHANGE
+AUDIOHW_SETTING(FILTER_ROLL_OFF, "", 0, 1, 0, 5, 0)
+#define AUDIOHW_HAVE_SS_ROLL_OFF
 #endif
 
 #if defined(XDUOO_X20)
 //#define AUDIOHW_NEEDS_INITIAL_UNMUTE
+AUDIOHW_SETTING(FILTER_ROLL_OFF, "", 0, 1, 0, 4, 0)
+#define AUDIOHW_HAVE_SHORT2_ROLL_OFF
 #endif
 
 void audiohw_mute(int mute);