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brcmsmac not working well

DISCUSSION Arend van Spriel 1 participant 1 message Mar 27, 2012

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Quoted 16 lines · Naveen Goswamy

I have the BCM4313 [14e4:4727] (rev 01)

When using wireshark, I see that I am getting many {TCP Retransmission,TCP Dup ACK,TCP RST} with {TCP, HTTP, SSH} when using brcmsmac driver in the 3.2.1 kernel. I've tried 3.3-rc5 kernel with similar results.

I notice a lot of these popping up in /var/log/messages as well:

ieee80211 phy0: wl0: brcms_c_d11hdrs_mac80211: txop exceeded phylen 155/256 dur 1746/1504
ieee80211 phy0: wl0: brcms_c_d11hdrs_mac80211: txop exceeded phylen 130/256 dur 1546/1504
ieee80211 phy0: wl0: brcms_c_d11hdrs_mac80211: txop exceeded phylen 130/256 dur 1546/1504

Quoted 1 line

any ideas how to solve this?

Starting a new thread (I hope)

These messages are only indicating (possible) violation of the WMM txop parameter. So what problem are you looking into here beside the issues you observe in wireshark. I mean the problem that made you decide to run wireshark.

Gr. AvS