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Re: [PATCHv2 00/21] cw1200: ST-Ericsson cw1200 wlan device driver

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>> So, you should configure this in cw1200_add_interface() for new
>> compat-wireless:
>>
>>        vif->driver_flags |= IEEE80211_VIF_BEACON_FILTER |
>>                             IEEE80211_VIF_SUPPORTS_CQM_RSSI;

I tried adding the above code today and I can now connect in station mode.

While connected in station mode I get a lot of the following warnings
in the log:

ieee80211 phy1: Slowpath: tailroom is not big enough. Req: 8, got: 0.

Is that anything to worry about?

The driver did seem to crash on me once today spewing out a lot of
WARNINGs and trace info to the log.  Unfortunately I didn't save the
log.  I will try to pay more attention to it if it happens again.

I also did a bit more testing in AP mode.  After changing hostapd to
802.11g mode I got much better throughput.  However, I did see quite a
few warnings in the log such as the following:

[  296.854219] ieee80211 phy2: Missed interrupt?
[  297.104219] ieee80211 phy2: Multicast delivery timeout.
[  254.194450] ieee80211 phy2: Requeue for link_id 0 (try 1). STAs
asleep: 0x00000002
[   34.731942] ieee80211 phy2: Requeue for link_id 1 (try 1). STAs
asleep: 0x00000002
[  462.159614] ieee80211 phy2: Requeue for link_id 0 (try 1). STAs
asleep: 0x00000002
[  482.560642] ieee80211 phy2: Requeue for link_id 0 (try 1). STAs
asleep: 0x00000002
[  482.568372] ieee80211 phy2: Requeue for link_id 1 (try 1). STAs
asleep: 0x00000002
[  482.601447] ieee80211 phy2: Multicast delivery timeout.
[  482.736948] ieee80211 phy2: Requeue for link_id 0 (try 1). STAs
asleep: 0x00000006
[  482.879955] ieee80211 phy2: Requeue for link_id 1 (try 1). STAs
asleep: 0x00000006
[  483.052676] ieee80211 phy2: Requeue for link_id 0 (try 1). STAs
asleep: 0x00000006
[  483.570836] ieee80211 phy2: Requeue for link_id 1 (try 1). STAs
asleep: 0x00000006
[  483.578685] ieee80211 phy2: Requeue for link_id 1 (try 1). STAs
asleep: 0x00000006
[  483.765740] ieee80211 phy2: Requeue for link_id 1 (try 2). STAs
asleep: 0x00000006
[  483.773462] ieee80211 phy2: Requeue for link_id 1 (try 2). STAs
asleep: 0x00000006
[  484.340904] ieee80211 phy2: Requeue for link_id 0 (try 1). STAs
asleep: 0x00000006
[  484.348626] ieee80211 phy2: Requeue for link_id 1 (try 1). STAs
asleep: 0x00000006
[  484.356344] ieee80211 phy2: Requeue for link_id 1 (try 1). STAs
asleep: 0x00000006
[  484.670846] ieee80211 phy2: Requeue for link_id 1 (try 1). STAs
asleep: 0x00000006
[  484.903498] ieee80211 phy2: Requeue for link_id 0 (try 1). STAs
asleep: 0x00000006
[    2.101774] ieee80211 phy2: Requeue for link_id 0 (try 1). STAs
asleep: 0x00000000
[    2.109569] ieee80211 phy2: Requeue for link_id 0 (try 1). STAs
asleep: 0x00000000
[    2.119271] ieee80211 phy2: Requeue for link_id 0 (try 2). STAs
asleep: 0x00000000
[    2.128483] ieee80211 phy2: Requeue for link_id 0 (try 2). STAs
asleep: 0x00000004
[    2.137894] ieee80211 phy2: Requeue for link_id 0 (try 3). STAs
asleep: 0x00000004
[    5.629055] ieee80211 phy2: Requeue for link_id 0 (try 1). STAs
asleep: 0x00000004
[   81.020541] ieee80211 phy2: Missed interrupt?
[   85.050556] ieee80211 phy2: Missed interrupt?
[   96.410571] ieee80211 phy2: Missed interrupt?
[  100.410560] ieee80211 phy2: Missed interrupt?
[  105.700565] ieee80211 phy2: Missed interrupt?
[  119.410573] ieee80211 phy2: Missed interrupt?
[  140.050548] ieee80211 phy2: Missed interrupt?
[  156.993680] ieee80211 phy2: Requeue for link_id 0 (try 1). STAs
asleep: 0x00000004
[  157.001679] ieee80211 phy2: Requeue for link_id 0 (try 1). STAs
asleep: 0x00000004
[  157.240546] ieee80211 phy2: Multicast delivery timeout.
[  167.400528] ieee80211 phy2: Missed interrupt?

Should I be worried about these?


Thanks,

Kevin
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