** Summary changed:

- realtek rtl8192su chipset based USB wireless devices fail to work
+ [STAGING] realtek rtl8192su chipset based USB wireless devices fail to work

** Description changed:

  I recently purchased a 802.11n wireless USB device. Specifically, its
  the Trendnet TEW 649UB [1]. I believe it uses the Realtek RTL8192SU
  chip.
  
  I'm running Ubuntu 9.10 64bit. The current kernel is Linux 2.6.31-15.
  When I plug-in the device, it doesn't work. dmesg shows the following
  logs:
  
  
-------------------------------------------------------------------------------------------------------------------------
  [ 1754.202557] usb 2-2: new high speed USB device using ehci_hcd and address 4
  [ 1754.363248] usb 2-2: configuration #1 chosen from 1 choice
  [ 1754.410823] ieee80211_crypt: module is from the staging directory, the 
quality is unknown, you have been warned.
  [ 1754.412641] ieee80211_crypt: registered algorithm 'NULL'
  [ 1754.413614] ieee80211_crypt_wep: module is from the staging directory, the 
quality is unknown, you have been warned.
  [ 1754.415422] ieee80211_crypt: registered algorithm 'WEP'
  [ 1754.417503] ieee80211_crypt_tkip: module is from the staging directory, 
the quality is unknown, you have been warned.
  [ 1754.419532] ieee80211_crypt: registered algorithm 'TKIP'
  [ 1754.420283] ieee80211_crypt_ccmp: module is from the staging directory, 
the quality is unknown, you have been warned.
  [ 1754.421989] ieee80211_crypt: registered algorithm 'CCMP'
  [ 1754.430447] ieee80211_rsl: module is from the staging directory, the 
quality is unknown, you have been warned.
  [ 1754.467809] r8192s_usb: module is from the staging directory, the quality 
is unknown, you have been warned.
  [ 1754.476462]
  [ 1754.476464] Linux kernel driver for RTL8192 based WLAN cards
  [ 1754.476467] Copyright (c) 2007-2008, Realsil Wlan
  [ 1754.478361] ==>ep_num:4, in_ep_num:1, out_ep_num:3
  [ 1754.478365] ==>RtInPipes:3
  [ 1754.478369] ==>RtOutPipes:4  6  13
  [ 1754.478374] ==>txqueue_to_outpipemap for BK, BE, VI, VO, HCCA, TXCMD, 
MGNT, HIGH, BEACON:
  [ 1754.478378] 1  1  0  0  2  2  2  2  2
  [ 1754.787198] Dot11d_Init()
  [ 1754.789574] usbcore: registered new interface driver rtl819xU
  [ 1754.857532] rtl819xU: --->FirmwareDownload92S()
  [ 1754.857538]
  [ 1754.857549] usb 2-2: firmware: requesting RTL8192SU/rtl8192sfw.bin
  [ 1754.865843] rtl819xU:request firmware fail!
  [ 1754.865847]
  [ 1754.866505] rtl819xU:Firmware Download Fail!!a
  [ 1754.866508]
  [ 1754.887043] rtl819xU: --->FirmwareDownload92S()
  [ 1754.887049]
  [ 1754.887060] usb 2-2: firmware: requesting RTL8192SU/rtl8192sfw.bin
  [ 1754.893971] rtl819xU:request firmware fail!
  [ 1754.893974]
  [ 1754.894620] rtl819xU:Firmware Download Fail!!a
  [ 1754.894623]
  [ 1754.894628] rtl819xU:ERR!!! _rtl8192_up(): initialization is failed!
  
-------------------------------------------------------------------------------------------------------------------------
  
  The log is truncated. The last error keeps looping for a few times. When
  I place the firmware in the /lib/firmware/RTL8192SU directory, and
  plugin the device, I get a kernel panic.
  
  lsusb gives the following info:
  
  Bus 001 Device 007: ID 0bda:8172 Realtek Semiconductor Corp.
  
  I have tried using this with ndiswrapper but unfortunately I have not
  been able to test it on a 32bit system. On a 64bit Karmic install, the
  Windows XP 64bit driver causes ndiswrapper to segfault. None of the
  other 64bit drivers work ( as expected ).
  
  [1] http://www.trendnet.com/products/proddetail.asp?prod=200_TEW-
  649UB&cat=76&status=view
+ 
+ 
+ Staging Drivers:  ieee80211_crypt ieee80211_crypt_wep ieee80211_crypt_tkip 
ieee80211_crypt_ccmp ieee80211_rsl r8192s_usb

** Tags added: staging

-- 
[STAGING] realtek rtl8192su chipset based USB wireless devices fail to work
https://bugs.launchpad.net/bugs/492034
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