Problem bringing up wlan0 interface up with mainline wl1271 drivers on Panda Board with 2.6.39 Kernel

Problem bringing up wlan0 interface up with mainline wl1271 drivers on Panda Board with 2.6.39 Kernel

[amit.gemini]

I am using Panda Board with 2.6.39 Kernel

when ever i insert the driver , error comes out "wl1271: ERROR could not get nvs
file: -2"

as you can see from the logs...

/ # insmod file-sys-2.6.39/lib/modules/2.6.39/kernel/net/wireless/cfg80211.ko 
[   18.853088] cfg80211: Calling CRDA to update world regulatory domain
/ # insmod file-sys-2.6.39/lib/modules/2.6.39/kernel/net/mac80211/mac80211.ko 
/ # insmod file-sys-2.6.39/lib/modules/2.6.39/kernel/drivers/net/wireless/wl12xx
/wl12xx.ko 
/ # insmod file-sys-2.6.39/lib/modules/2.6.39/kernel/drivers/net/wireless/wl12xx
/wl12xx_sdio.ko 
[  112.121643] wl1271: ERROR could not get nvs file: -2
[  112.137634] wl1271_sdio mmc1:0001:2: wlan0: Features changed: 0x00004800 ->
0x00004000
[  112.148712] wl1271: loaded
[  112.151550] wl1271: initialized
/ # ifconfig -a
lo        Link encap:Local Loopback  
          LOOPBACK  MTU:16436  Metric:1
          RX packets:0 errors:0 dropped:0 overruns:0 frame:0
          TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0 
          RX bytes:0 (0.0 B)  TX bytes:0 (0.0 B)

wlan0     Link encap:Ethernet  HWaddr 00:00:00:00:00:00  
          BROADCAST MULTICAST  MTU:1500  Metric:1
          RX packets:0 errors:0 dropped:0 overruns:0 frame:0
          TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000 
          RX bytes:0 (0.0 B)  TX bytes:0 (0.0 B)

/ #  ifconfig wlan0 hw ether 00:22:33:44:55:66
/ #  ifconfig wlan0 hw ether 00:22:33:44:55:D1
/ # ifconfig -a
lo        Link encap:Local Loopback  
          LOOPBACK  MTU:16436  Metric:1
          RX packets:0 errors:0 dropped:0 overruns:0 frame:0
          TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0 
          RX bytes:0 (0.0 B)  TX bytes:0 (0.0 B)

wlan0     Link encap:Ethernet  HWaddr 00:22:33:44:55:D1  
          BROADCAST MULTICAST  MTU:1500  Metric:1
          RX packets:0 errors:0 dropped:0 overruns:0 frame:0
          TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000 
          RX bytes:0 (0.0 B)  TX bytes:0 (0.0 B)

/ # ifconfig wlan0 down
/ # ifconfig wlan0 up
[  427.125793] wl1271: ERROR could not get firmware: -2
[  488.123046] wl1271: ERROR could not get firmware: -2

Re: Problem bringing up wlan0 interface up with mainline wl1271 drivers on Panda Board with 2.6.39 Kernel

[Arik Nemtsov]

Hey Amit,

On Wed, Aug 10, 2011 at 14:38, amit.gemini@sasken.com
<amit.gemini@sasken.com> wrote:
> I am using Panda Board with 2.6.39 Kernel
>
> when ever i insert the driver , error comes out "wl1271: ERROR could not get nvs
> file: -2"
>

You should put a NVS file in the same folder as your FW file. You can
read more about it in
http://linuxwireless.org/en/users/Drivers/wl12xx.

If you're having further issues we're on IRC - #wl12xx on freenode.

Arik