On Sat, Dec 27, 2014 at 8:08 PM, Gabriele Mazzotta
<gabriele.mzt@xxxxxxxxx> wrote:
> Hi,
>
> since v3.19-rc1 I have problems with WiFi (Intel Corporation Dual Band
> Wireless-AC 7260) on my laptop. Trying to disable all the radio devices
> (WiFi and BT) with the function key of my laptop, which should hard
> block the rfkills, causes the following message to be repeated over and
> over until I re-enable them again with the function key:
>
> [ 593.746001] iwlwifi 0000:02:00.0: RF_KILL bit toggled to disable radio.
> [ 593.746468] iwlwifi 0000:02:00.0: RF_KILL bit toggled to disable radio.
> [ 593.746781] iwlwifi 0000:02:00.0: RF_KILL bit toggled to disable radio.
> [ 593.747091] iwlwifi 0000:02:00.0: RF_KILL bit toggled to disable radio.
>
> Sometimes my laptop hangs when I try to toggle the state of the radio
> devices and have to forcefully reboot it.
>
> Reverting 522713c81e ("iwlwifi: pcie: properly reset the device") seems
> to fix the problem. I haven't tried anything else since this was the
> first thing I tried.
>
> Does anyone know what's the problem with that specific commit?
> I will gladly provide any additional information, just tell me what
> is needed.
>
I cannot say much to the "internals" of your problem
Just two things...
There is a new firmware for 7260 around see [0].
2nd try to pull in the new wireless-drivers.git tree, the changelog
mentions a race with rfkill on iwlwifi [1].
Have fun!
- Sedat -
[0] http://git.kernel.org/cgit/linux/kernel/git/firmware/linux-firmware.git/commit/?id=a876c69f042cf4732755b325d3b709125bb51a06
[1] http://git.kernel.org/cgit/linux/kernel/git/kvalo/wireless-drivers.git/tag/?id=wireless-drivers-for-davem-2014-12-26
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