1 files changed, 0 insertions, 13 deletions

diff --git a/apps/dsp.c b/apps/dsp.c
index 4bf1ab92d6..2113d251a1 100644
--- a/apps/dsp.c
+++ b/apps/dsp.c
@@ -1175,18 +1175,6 @@ static void channels_process_sound_chan_karaoke(int count, int32_t *buf[])
 }
 #endif /* DSP_HAVE_ASM_SOUND_CHAN_KARAOKE */
 
-static void channels_process_sound_chan_swap(int count, int32_t *buf[])
-{
-    int32_t *sl = buf[0], *sr = buf[1];
-
-    while (count-- > 0)
-    {
-        int32_t ch = *sl;
-        *sl++ = *sr;
-        *sr++ = ch;
-    }
-}
-
 static void dsp_set_channel_config(int value)
 {
     static const channels_process_fn_type channels_process_functions[] =
@@ -1198,7 +1186,6 @@ static void dsp_set_channel_config(int value)
         [SOUND_CHAN_MONO_LEFT]  = channels_process_sound_chan_mono_left,
         [SOUND_CHAN_MONO_RIGHT] = channels_process_sound_chan_mono_right,
         [SOUND_CHAN_KARAOKE]    = channels_process_sound_chan_karaoke,
-        [SOUND_CHAN_SWAP]       = channels_process_sound_chan_swap,
     };
 
     if ((unsigned)value >= ARRAYLEN(channels_process_functions) ||