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SubjectAw: [PATCH net-next 0/6] net-next: dsa: mt7530: add support for MT7531
Date
Hi

thank you for the DSA-driver, works so far, but a bit to improve:

i got some retransmitts on RX (TX looks good)...i guess a clk/pll problem

Iperf3-Client (BPI-R64,192.168.0.19):

root@bpi-r64:~# iperf3 -c 192.168.0.21
Connecting to host 192.168.0.21, port 5201
[ 5] local 192.168.0.19 port 56412 connected to 192.168.0.21 port 5201
[ ID] Interval Transfer Bitrate Retr Cwnd
[ 5] 0.00-1.00 sec 114 MBytes 957 Mbits/sec 0 1003 KBytes
[ 5] 1.00-2.00 sec 113 MBytes 944 Mbits/sec 0 1.08 MBytes
[ 5] 2.00-3.00 sec 112 MBytes 941 Mbits/sec 0 1.08 MBytes
[ 5] 3.00-4.00 sec 112 MBytes 941 Mbits/sec 0 1.08 MBytes
[ 5] 4.00-5.00 sec 112 MBytes 942 Mbits/sec 0 1.08 MBytes
[ 5] 5.00-6.00 sec 112 MBytes 944 Mbits/sec 0 1.21 MBytes
[ 5] 6.00-7.00 sec 112 MBytes 944 Mbits/sec 0 1.27 MBytes
[ 5] 7.00-8.00 sec 112 MBytes 943 Mbits/sec 0 1.27 MBytes
[ 5] 8.00-9.00 sec 111 MBytes 934 Mbits/sec 0 1.27 MBytes
[ 5] 9.00-10.00 sec 112 MBytes 944 Mbits/sec 0 1.27 MBytes
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval Transfer Bitrate Retr
[ 5] 0.00-10.00 sec 1.10 GBytes 943 Mbits/sec 0 sender
[ 5] 0.00-10.00 sec 1.10 GBytes 941 Mbits/sec receiver

iperf Done.

root@bpi-r64:~# iperf3 -c 192.168.0.21 -R
Connecting to host 192.168.0.21, port 5201
Reverse mode, remote host 192.168.0.21 is sending
[ 5] local 192.168.0.19 port 56420 connected to 192.168.0.21 port 5201
[ ID] Interval Transfer Bitrate
[ 5] 0.00-1.00 sec 112 MBytes 941 Mbits/sec
[ 5] 1.00-2.00 sec 112 MBytes 941 Mbits/sec
[ 5] 2.00-3.00 sec 111 MBytes 933 Mbits/sec
[ 5] 3.00-4.00 sec 112 MBytes 941 Mbits/sec
[ 5] 4.00-5.00 sec 112 MBytes 937 Mbits/sec
[ 5] 5.00-6.00 sec 112 MBytes 941 Mbits/sec
[ 5] 6.00-7.00 sec 111 MBytes 933 Mbits/sec
[ 5] 7.00-8.00 sec 112 MBytes 939 Mbits/sec
[ 5] 8.00-9.00 sec 112 MBytes 936 Mbits/sec
[ 5] 9.00-10.00 sec 112 MBytes 941 Mbits/sec
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval Transfer Bitrate Retr
[ 5] 0.00-10.00 sec 1.10 GBytes 942 Mbits/sec 605 sender
[ 5] 0.00-10.00 sec 1.09 GBytes 939 Mbits/sec receiver

iperf Done.

Iperf3-Server (my Laptop,192.168.0.21, reverse mode only):

Accepted connection from 192.168.0.19, port 56418
[ 5] local 192.168.0.21 port 5201 connected to 192.168.0.19 port 56420
[ ID] Interval Transfer Bandwidth Retr Cwnd
[ 5] 0.00-1.00 sec 115 MBytes 965 Mbits/sec 0 772 KBytes
[ 5] 1.00-2.00 sec 112 MBytes 944 Mbits/sec 0 772 KBytes
[ 5] 2.00-3.00 sec 111 MBytes 933 Mbits/sec 157 643 KBytes
[ 5] 3.00-4.00 sec 112 MBytes 944 Mbits/sec 0 755 KBytes
[ 5] 4.00-5.00 sec 111 MBytes 933 Mbits/sec 141 625 KBytes
[ 5] 5.00-6.00 sec 112 MBytes 944 Mbits/sec 0 740 KBytes
[ 5] 6.00-7.00 sec 111 MBytes 933 Mbits/sec 307 438 KBytes
[ 5] 7.00-8.00 sec 111 MBytes 933 Mbits/sec 0 585 KBytes
[ 5] 8.00-9.00 sec 112 MBytes 944 Mbits/sec 0 700 KBytes
[ 5] 9.00-10.00 sec 112 MBytes 944 Mbits/sec 0 803 KBytes
[ 5] 10.00-10.00 sec 0.00 Bytes 0.00 bits/sec 0 803 KBytes
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval Transfer Bandwidth Retr
[ 5] 0.00-10.00 sec 1.10 GBytes 942 Mbits/sec 605 sender
[ 5] 0.00-10.00 sec 0.00 Bytes 0.00 bits/sec receiver

regards Frank

[1] https://github.com/frank-w/BPI-R2-4.14/tree/5.5-r64-netnext

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