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tp-link tl-wn8200nd and rtlwifi_new drivers

DISCUSSION Alberto Mardegan 2 participants 3 messages May 16, 2015

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Hi all!
I unfortunately purchased a Tp-Link TL-WN8200ND USB wireless adapter,
which is not working in Linux (there are several reports of this in this ML already, so I won't bother you with another one).

I wanted to test the new rtlwifi_new drivers from
https://github.com/lwfinger/rtlwifi_new
to see if by any chance they could help having this device running. I built then and installed them (in Ubuntu 14.04), but I don't know how to make sure that the kernel is using the new drivers and not the old ones. Is there some hint in the syslog which could tell me whether I'm now using the new or the old drivers (for the record, it still doesn't work)?

Ciao,
Alberto

#1 lore raw
Quoted 5 lines · Alberto Mardegan

Hi all!
I unfortunately purchased a Tp-Link TL-WN8200ND USB wireless adapter, which
is not working in Linux (there are several reports of this in this ML already, so I won't bother you with another one).

Quoted 7 lines

I wanted to test the new rtlwifi_new drivers from
https://github.com/lwfinger/rtlwifi_new
to see if by any chance they could help having this device running. I built then and installed them (in Ubuntu 14.04), but I don't know how to make sure that the kernel is using the new drivers and not the old ones.
Is there some hint in the syslog which could tell me whether I'm now using the new or the old drivers (for the record, it still doesn't work)?

Please list the USB ID for your device as shown by lsusb.

If you did the 'sudo make install' step without error, then these drivers are loaded. All but one of the drivers in rtlwifi_new are for PCI devices, but you have a USB model. Thus only driver rtl8192cu might be used by your device.

Larry

#2 lore raw
Quoted 1 line · Larry Finger

Please list the USB ID for your device as shown by lsusb.

Bus 001 Device 004: ID 2357:0100

Here's the first few lines of syslog when I insert the device:

May 16 23:39:31 fujino kernel: [  526.925753] usb 1-1.2: new high-speed USB device number 4 using ehci-pci
May 16 23:39:31 fujino kernel: [  527.019903] usb 1-1.2: New USB device found, idVendor=2357, idProduct=0100
May 16 23:39:31 fujino kernel: [  527.019910] usb 1-1.2: New USB device strings: Mfr=1, Product=2, SerialNumber=3
May 16 23:39:31 fujino kernel: [  527.019915] usb 1-1.2: Product: 802.11n WLAN Adapter
May 16 23:39:31 fujino kernel: [  527.019918] usb 1-1.2: Manufacturer: Realtek
May 16 23:39:31 fujino kernel: [  527.019921] usb 1-1.2: SerialNumber: 00e04c000001
May 16 23:39:31 fujino kernel: [  527.023349] rtl8192cu: Chip version 0x11
May 16 23:39:31 fujino kernel: [  527.113013] rtl8192cu: MAC address: c4:6e:1f:17:0d:f8
May 16 23:39:31 fujino kernel: [  527.113023] rtl8192cu: Board Type 0
May 16 23:39:31 fujino kernel: [  527.113250] rtl_usb: rx_max_size 15360, rx_urb_num 8, in_ep 1
May 16 23:39:31 fujino kernel: [  527.113295] rtl8192cu: Loading firmware rtlwifi/rtl8192cufw_TMSC.bin
May 16 23:39:31 fujino kernel: [  527.113733] ieee80211 phy2: Selected rate control algorithm 'rtl_rc'
May 16 23:39:31 fujino kernel: [  527.114712] rtlwifi: wireless switch is on

I found this old conversation where you were helping another user having the same device:

http://www.spinics.net/lists/linux-wireless/msg109223.html

Did you get the device you ordered from e-bay? I wonder if they are all the same, or if there are hardware variants which are working out of the box.

Ciao,
Alberto