2011/11/3 Larry Finger <Larry.Finger@xxxxxxxxxxxx>: > On 11/03/2011 06:21 AM, Roman V.Leon. wrote: >> >> Hello Gents. >> I have problem with b43 driver 5.100.138, it's not scanning networks for >> unknown reason. I have broadcom wifi card PCIID is 14e4:4315, linux kern >> ver. is 3.0. When i'm trying to launch iwlist scan, i'm getting "no scan >> results". >> >> for example: >> sudo ifconfig wlan0 up >> sudo iwlist wlan0 scan >> No scan results. >> >> With the older driver 5.10.56.2808, i see normal scan results. If you need >> any more information, i will send. > > The condition you report is known. Broadcom changed the TX/RX header > structure with firmware versions greater than 600, as shown by a 'dmesg | > grep firmware'. Those changes are not implemented in b43 until kernel 3.2. > > These numbers are not b43 driver numbers, nor are they firmware numbers > reported by b43. They are the versions of Broadcom drivers. > > If you look at > http://wireless.kernel.org/en/users/Drivers/b43#firmwareinstallation, you > will see that firmware should be extracted from Broadcom driver 5.100.138 > "if you are using kernel 3.2 or newer". For older kernels you should extract > firmware from the 5.10.56.27.3 of the Broadcom proprietary driver. Of > course, 5.10.56.2808 will also work. > > You could also get those changes by employing a bleeding-edge version of > compat-wireless. In that case, firmware from 5.100.138 would work. Should we/can we send patch for at least 3.0.x and 3.1.x kernels adding error on loading too new firmware? -- Rafał -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html