From: Mike Brady <4265913+mikebrady@users.noreply.github.com>
Date: Tue, 7 Dec 2021 15:07:38 +0000 (+0000)
Subject: tweak PTP tracking coefficients
X-Git-Tag: 1.2~67
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=381745246123ac7a15e7597ea1cb19499213f3ba;p=thirdparty%2Fnqptp.git

tweak PTP tracking coefficients
---

diff --git a/nqptp-message-handlers.c b/nqptp-message-handlers.c
index 9eeaeed..4783762 100644
--- a/nqptp-message-handlers.c
+++ b/nqptp-message-handlers.c
@@ -393,13 +393,13 @@ void handle_follow_up(char *buf, __attribute__((unused)) ssize_t recv_len,
                  (5 * 8)) // at the beginning (8 samples per second)
             offset = clock_private_info->previous_offset + jitter / 16;
           else
-            offset = clock_private_info->previous_offset + jitter / 16;            
+            offset = clock_private_info->previous_offset + jitter / 64;            
         } else if (clock_private_info->follow_up_number <
                  (5 * 8)) // at the beginning (8 samples per second)
           offset =
-              clock_private_info->previous_offset + jitter / 2; // accept positive changes quickly
+              clock_private_info->previous_offset + jitter / 1; // accept positive changes quickly
         else
-          offset = clock_private_info->previous_offset + jitter / 2;
+          offset = clock_private_info->previous_offset + jitter / 64;
         clock_private_info->last_sync_time = reception_time;
       } else {
         offset = clock_private_info->previous_offset; // forget the present sample...