1 files changed, 0 insertions, 9 deletions

diff --git a/firmware/drivers/audio/dac3550a.c b/firmware/drivers/audio/dac3550a.c
index 9c6dfbb292..0ff5d8ad21 100644
--- a/firmware/drivers/audio/dac3550a.c
+++ b/firmware/drivers/audio/dac3550a.c
@@ -27,15 +27,6 @@
 static bool line_in_enabled = false;
 static bool dac_enabled = false;
 
-/* convert tenth of dB volume (-780..+180) to dac3550 register value */
-int tenthdb2reg(int db)
-{
-    if (db < -540)                  /* 3 dB steps */
-        return (db + 780) / 30;
-    else                            /* 1.5 dB steps */
-        return (db + 660) / 15;
-}
-
 int dac_volume(unsigned int left, unsigned int right, bool deemph)
 {
     int ret = 0;