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[Bug 1239578] Re: No wireless support for Realtek RTL8192EE [10ec:818b]

 

Hi Larry,

Here's something weird about the driver in 3.16-rc3 (and the same for
3.16-rc2). I often see the following lines from dmesg:

[  156.538888] cfg80211: Calling CRDA for country: 1B
[  181.518110] AP off, try to reconnect now
[  181.518142] wlan0: Connection to AP xx:xx:xx:xx:xx:xx lost
[  181.574190] cfg80211: Calling CRDA to update world regulatory domain
[  181.576554] cfg80211: World regulatory domain updated:
[  181.576557] cfg80211:  DFS Master region: unset

The country code is the number "1" followed by the letter "B". This
always happens with the 3.16-rc3 kernel (from Ubuntu kernel PPA), but it
never shows up in the kernel from #66 (I've tested a few times). Even
after I run "sudo iw reg set US" on the 3.16-rc3 kernel, I may see the
following:

[  181.576581] cfg80211: Calling CRDA for country: US
[  181.578828] cfg80211: Regulatory domain changed to country: US
[  181.578831] cfg80211:  DFS Master region: unset

That is, a strange message says that the DFS Master region is unset.
This message never appears with the #66 kernel.

Not sure whether this error is related to the new r8192ee driver or
other parts of the 3.16-rc3 kernel. I don't think this error is fatal,
but I'm pointing it out in case it uncovers an unknown bug.

BTW the new driver is very good, apart from the initial connection
issue.

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https://bugs.launchpad.net/bugs/1239578

Title:
  No wireless support for Realtek RTL8192EE [10ec:818b]

Status in HWE Next Project:
  Confirmed
Status in HWE Next trusty series:
  Confirmed
Status in “linux” package in Ubuntu:
  Confirmed

Bug description:
  Open this bug to trace device driver RTL8192EE.

  We have seen this wireless card on some laptops, id is [10ec:818b],
  driver is RTL8192EE.

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References