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author | Kurt Kanzenbach <kurt@linutronix.de> | 2023-08-18 14:14:01 +0300 |
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committer | David S. Miller <davem@davemloft.net> | 2023-08-19 21:23:07 +0300 |
commit | 58f2ffdedf7b05b318f2cdafaca69e4435c8478e (patch) | |
tree | 654b8e2fe90a8bba034e4fa29ffa0f21fc8d04e4 /tools/net | |
parent | 4025d3e73abde4f65f4b04d4b1d8449b00e31473 (diff) | |
download | linux-58f2ffdedf7b05b318f2cdafaca69e4435c8478e.tar.xz |
stmmac: intel: Enable correction of MAC propagation delay
All captured timestamps should be corrected by PHY, MAC and CDC introduced
latency/errors. The CDC correction is already used. Enable MAC propagation delay
correction as well which is available since commit 26cfb838aa00 ("net: stmmac:
correct MAC propagation delay").
Before:
|ptp4l[390.458]: rms 7 max 21 freq +177 +/- 14 delay 357 +/- 1
After:
|ptp4l[620.012]: rms 7 max 20 freq +195 +/- 14 delay 345 +/- 1
Tested on Intel Elkhart Lake.
Signed-off-by: Kurt Kanzenbach <kurt@linutronix.de>
Reviewed-by: Johannes Zink <j.zink@pengutronix.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'tools/net')
0 files changed, 0 insertions, 0 deletions