[  308.625885] Linux kernel driver for RTL8192 based WLAN cards
[  308.625888] Copyright (c) 2007-2008, Realsil Wlan
[  308.626411] ==>ep_num:4, in_ep_num:1, out_ep_num:3
[  308.626415] ==>RtInPipes:3  
[  308.626419] ==>RtOutPipes:4  6  13  
[  308.626425] ==>txqueue_to_outpipemap for BK, BE, VI, VO, HCCA, TXCMD, MGNT, HIGH, BEACON:
[  308.626428] 1  1  0  0  2  2  2  2  2  
[  308.828816] Dot11d_Init()
[  308.831182] usbcore: registered new interface driver rtl819xU
[  309.174591] rtl819xU: --->FirmwareDownload92S()
[  309.174597] 
[  309.174610] usb 1-5.4: firmware: requesting RTL8192SU/rtl8192sfw.bin
[  309.183613] rtl819xU:request firmware fail!
[  309.183617] 
[  309.184383] rtl819xU:Firmware Download Fail!!a
[  309.184386] 
[  309.202861] rtl819xU: --->FirmwareDownload92S()
[  309.202870] 
[  309.202884] usb 1-5.4: firmware: requesting RTL8192SU/rtl8192sfw.bin
[  309.213032] rtl819xU:request firmware fail!
[  309.213036] 
[  309.215298] rtl819xU:Firmware Download Fail!!a
[  309.215303] 
[  309.215314] rtl819xU:ERR!!! _rtl8192_up(): initialization is failed!
[  309.215317] 
[  309.490961] rtl819xU: --->FirmwareDownload92S()
[  309.490970] 
[  309.490986] usb 1-5.4: firmware: requesting RTL8192SU/rtl8192sfw.bin
[  309.502336] rtl819xU:request firmware fail!
[  309.502340] 
[  309.503056] rtl819xU:Firmware Download Fail!!a
[  309.503060] 
[  309.520839] rtl819xU: --->FirmwareDownload92S()
[  309.520848] 
[  309.520865] usb 1-5.4: firmware: requesting RTL8192SU/rtl8192sfw.bin
[  309.536342] rtl819xU:request firmware fail!
[  309.536345] 
[  309.537094] rtl819xU:Firmware Download Fail!!a
[  309.537097] 
[  309.537106] rtl819xU:ERR!!! _rtl8192_up(): initialization is failed!
[  309.537108]