1 files changed, 2 insertions, 0 deletions
diff --git a/app/ptp.c b/app/ptp.c
index c05d0c3..026e6ec 100644
--- a/app/ptp.c
+++ b/app/ptp.c
@@ -167,10 +167,12 @@ void ptp_dispatch (uint64_t edge, const char *src)
   last_edge = edge;
   obs_phase = edge_to_phase (edge);
 
+#ifdef CHATTY_PLLS
   printf ("PTP PLL: obs_f=%9d delta_phi=%5d f=%9d %s\r\n",
           (int) obs_freq,
           (int) obs_phase,
           (int) ptp_freq, src);
+#endif
 
   /*Ignore bogus observations*/
   if (obs_freq > (PTP_CLOCK_HZ + (PTP_CLOCK_HZ / 2)))