[arch-general] problem with realtek 8192cu usb wireless card

Sat Sep 1 17:06:32 EDT 2012

On Sat, 1 Sep 2012 13:57:26 +0600
Kirill Churin <reflexing at reflexing.ru> wrote:

> On Sat, Sep 1, 2012 at 8:14 PM, Xeslaro <bfsc.yb at gmail.com> wrote:
> >   i bought a usb wireless card TP-Link WN821Nv4 with idVendor=0bda
> > and idProduct=8178, which shows it's a realtek 8192cu card.
> > although i'm using linux kernel 3.2.6, which includes a module
> > called rtl8192cu, from the source i could see there's no support
> > for the specific idVendor and idProduct.
> >
> >   i downloaded the driver source from the official realtek website,
> > which does support the idVendor and idProduct, and compiled the
> > driver successfully, i could see wlan1 using ip link show, and
> > there is an entry called wlan1 under /sys/class/net. however,
> > neither iw nor wpa_supplicant would work, they all complain that
> > there is no such device, it seems that the
> > corresponding /sys/class/ieee80211/wlan1 entry is missing.
> >
> >   another usb wireless card wlan0 is working normally on the
> > system, and i compared /sys/class/net/wlan0
> > and /sys/class/net/wlan1, the only one missing is a symbolic link
> > called phy80211 pointing to /sys/class/ieee80211...
> >
> >   any idea why this is happening?
> >
> > iw dev wlan1 info
> > command failed: No such device (-19)
> >
> > wpa_supplicant -c someconf -i wlan1 -d
> > wpa_supplicant v1.0
> > random: Trying to read entropy from /dev/random
> > Initializing interface 'wlan1' conf 'someconf' driver 'default'
> > ctrl_interface 'N/A' bridge 'N/A' Configuration file 'someconf' ->
> > 'someconf' Reading configuration file 'someconf'
> > Priority group 0
> >    id=0 ssid='somessid'
> > Could not open file /sys/class/net/wlan1/phy80211/name: No such
> > file or directory rfkill: initial event: idx=0 type=1 op=0 soft=0
> > hard=0 nl80211: Set mode ifindex 6 iftype 2 (STATION)
> > nl80211: Failed to set interface 6 to mode 2: -19 (No such device)
> > nl80211: Try mode change after setting interface down
> > nl80211: Set mode ifindex 6 iftype 2 (STATION)
> > nl80211: Failed to set interface 6 to mode 2: -19 (No such device)
> > nl80211: Interface mode change to 2 from 0 failed
> > nl80211: Could not configure driver to use managed mode
> > netlink: Operstate: linkmode=0, operstate=6
> > nl80211: Set mode ifindex 6 iftype 2 (STATION)
> > nl80211: Failed to set interface 6 to mode 2: -19 (No such device)
> > nl80211: Try mode change after setting interface down
> > nl80211: Set mode ifindex 6 iftype 2 (STATION)
> > nl80211: Failed to set interface 6 to mode 2: -19 (No such device)
> > nl80211: Interface mode change to 2 from 0 failed
> > wlan1: Failed to initialize driver interface
> > Failed to add interface wlan1
> > wlan1: Cancelling scan request
> > wlan1: Cancelling authentication timeout
> >
> > dmesg from the wlan1 driver:
> > [ 2537.374661] rtw driver version=v3.4.3_4369.20120622
> > [ 2537.380171] Build at: Sep  1 2012 13:52:58
> > [ 2537.385927] register rtw_netdev_ops to netdev_ops
> > [ 2537.391583] CHIP TYPE: RTL8188C_8192C
> > [ 2537.397244]
> > [ 2537.397246] usb_endpoint_descriptor(0):
> > [ 2537.408120] bLength=7
> > [ 2537.413582] bDescriptorType=5
> > [ 2537.419078] bEndpointAddress=81
> > [ 2537.424544] wMaxPacketSize=200
> > [ 2537.429913] bInterval=0
> > [ 2537.435244] RT_usb_endpoint_is_bulk_in = 1
> > [ 2537.440624]
> > [ 2537.440626] usb_endpoint_descriptor(1):
> > [ 2537.450986] bLength=7
> > [ 2537.456117] bDescriptorType=5
> > [ 2537.461147] bEndpointAddress=2
> > [ 2537.466243] wMaxPacketSize=200
> > [ 2537.471125] bInterval=0
> > [ 2537.475760] RT_usb_endpoint_is_bulk_out = 2
> > [ 2537.480458]
> > [ 2537.480460] usb_endpoint_descriptor(2):
> > [ 2537.489402] bLength=7
> > [ 2537.493733] bDescriptorType=5
> > [ 2537.497926] bEndpointAddress=3
> > [ 2537.502099] wMaxPacketSize=200
> > [ 2537.506073] bInterval=0
> > [ 2537.509887] RT_usb_endpoint_is_bulk_out = 3
> > [ 2537.513856]
> > [ 2537.513858] usb_endpoint_descriptor(3):
> > [ 2537.521544] bLength=7
> > [ 2537.525452] bDescriptorType=5
> > [ 2537.529399] bEndpointAddress=84
> > [ 2537.533343] wMaxPacketSize=40
> > [ 2537.537275] bInterval=1
> > [ 2537.541104] RT_usb_endpoint_is_int_in = 4, Interval = 1
> > [ 2537.545186] nr_endpoint=4, in_num=2, out_num=2
> > [ 2537.545189]
> > [ 2537.553163] USB_SPEED_HIGH
> > [ 2537.557627] Chip Version ID: VERSION_NORMAL_TSMC_CHIP_92C.
> > [ 2537.562081] RF_Type is 2!!
> > [ 2537.566879] EEPROM type is E-FUSE
> > [ 2537.571336] ====> ReadAdapterInfo8192C
> > [ 2537.576120] Boot from EFUSE, Autoload OK !
> > [ 2537.723758] EEPROMVID = 0x0bda
> > [ 2537.728133] EEPROMPID = 0x8178
> > [ 2537.566879] EEPROM type is E-FUSE
> > [ 2537.571336] ====> ReadAdapterInfo8192C
> > [ 2537.576120] Boot from EFUSE, Autoload OK !
> > [ 2537.723758] EEPROMVID = 0x0bda
> > [ 2537.728133] EEPROMPID = 0x8178
> > [ 2537.732330] EEPROMCustomerID : 0x00
> > [ 2537.736555] EEPROMSubCustomerID: 0x00
> > [ 2537.740796] RT_CustomerID: 0x00
> > [ 2537.745040] _ReadMACAddress MAC Address from EFUSE =
> > 6c:e8:73:bf:97:30 [ 2537.749722] EEPROMRegulatory = 0x0
> > [ 2537.754358] _ReadBoardType(0)
> > [ 2537.758898] BT Coexistance = disable
> > [ 2537.763473] RT_ChannelPlan: 0x02
> > [ 2537.767994]
> > _ReadPSSetting...bHWPwrPindetect(0)-bHWPowerdown(0) ,bSupportRemoteWakeup(0)
> > [ 2537.778058] ### PS params=>  power_mgnt(1),usbss_enable(0) ###
> > [ 2537.783578] ### AntDivCfg(0) [ 2537.789119]
> > readAdapterInfo_8192CU(): REPLACEMENT = 1 [ 2537.794760] <====
> > ReadAdapterInfo8192C in 223 ms [ 2537.801159] rtw_macaddr_cfg MAC
> > Address  = 6c:e8:73:bf:97:30 [ 2537.806968] MAC Address from
> > pnetdev->dev_addr= 6c:e8:73:bf:97:30 [ 2537.816145]
> > bDriverStopped:1, bSurpriseRemoved:0, bup:0, hw_init_completed:0
> > [ 2537.823404] usbcore: registered new interface driver rtl8192cu
> > [ 2823.516027] +871x_drv - drv_open, bup=0 [ 2823.526453]  ===>
> > FirmwareDownload91C() fw:Rtl819XFwImageArray_TSMC [ 2823.526459]
> > FirmwareDownload92C accquire FW from embedded image [ 2823.526465]
> > fw_ver=v80, fw_subver=0, sig=0x88c0 [ 2823.554564] fw download ok!
> > [ 2823.554569] Set RF Chip ID to RF_6052 and RF type to 2.
> > [ 2823.961311] IQK:Start!!!
> > [ 2823.981186] Path A IQK Success!!
> > [ 2823.993686] Path B IQK Success!!
> > [ 2824.009685] Path A IQK Success!!
> > [ 2824.021561] Path B IQK Success!!
> > [ 2824.032937] IQK: final_candidate is 0
> > [ 2824.039247] IQK: RegE94=100 RegE9C=5 RegEA4=f8 RegEAC=3fe
> > RegEB4=101 RegEBC=c RegEC4=f7 RegECC=2 [ 2824.039252]  Path A IQ
> > Calibration Success ! [ 2824.060810] Path B IQ Calibration Success !
> > [ 2824.176811] pdmpriv->TxPowerTrackControl = 1
> > [ 2824.188067] MAC Address from REG_MACID = 6c:e8:73:bf:97:30
> > [ 2824.194419] rtl8192cu_hal_init in 678ms
> > [ 2824.200589] MAC Address = 6c:e8:73:bf:97:30
> > [ 2824.212229] -871x_drv - drv_open, bup=1
> > [ 2824.218500] ADDRCONF(NETDEV_UP): wlan1: link is not ready
> > [ 2824.224905] (2)871x_drv - drv_close, bup=1, hw_init_completed=1
> > [ 2824.212229] -871x_drv - drv_open, bup=1
> > [ 2824.218500] ADDRCONF(NETDEV_UP): wlan1: link is not ready
> > [ 2824.224905] (2)871x_drv - drv_close, bup=1, hw_init_completed=1
> > [ 2824.232313] rtl8192c_set_FwJoinBssReport_cmd mstatus(0)
> > [ 2824.232806] -871x_drv - drv_close, bup=1
> > [ 2824.234001] +871x_drv - drv_open, bup=1
> > [ 2824.234022] -871x_drv - drv_open, bup=1
> > [ 2824.234485] ADDRCONF(NETDEV_UP): wlan1: link is not ready
> > [ 2826.240096] ==>pwr_state_check_handler .fw_state(0)
> > [ 2826.247193] ==> rtw_ps_cmd  , enqueue CMD
> > [ 2826.257815] ==>rtw_ps_processor .fw_state(0)
> > [ 2826.265242] ==>ips_enter cnts:1
> > [ 2826.272692] ==>power_saving_ctrl_wk_hdl change rf to
> > OFF...LED(0x00028208).... [ 2826.272696]
> > [ 2826.294579] ===> rtw_ips_pwr_down...................
> > [ 2826.302083] ====> rtw_ips_dev_unload...
> > [ 2826.332815] usb_read_port_cancel
> > [ 2826.339932] usb_write_port_cancel
> > [ 2826.346315] ==> rtl8192cu_hal_deinit
> > [ 2826.352436] bkeepfwalive(0)
> > [ 2826.358298] card disble without HWSM...........
> > [ 2826.369067] <=== rtw_ips_pwr_down..................... in 75ms
> 
> Hello, for the free driver, it's stated that non-free firmware must be
> present for this card: http://wiki.debian.org/rtl819x#Drivers
> I can't find it in the Arch repos, so you can download debian's
> package and put firmware in it's location  yourself ugly way (or make
> package of it and push it to AUR).
> 
> As of non-free drivers, you can check AUR
> https://aur.archlinux.org/packages.php?O=0&K=8192&do_Search=Go and try
> this packages, maybe some will work.
> 

linux-firmware package should be enough.