From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mail-wi0-f177.google.com ([209.85.212.177]:59350 "EHLO mail-wi0-f177.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751672AbaL0UG2 (ORCPT ); Sat, 27 Dec 2014 15:06:28 -0500 Received: by mail-wi0-f177.google.com with SMTP id l15so19119711wiw.16 for ; Sat, 27 Dec 2014 12:06:26 -0800 (PST) From: Gabriele Mazzotta To: "Grumbach, Emmanuel" Cc: "sedat.dilek@gmail.com" , "ilw@linux.intel.com" , "linux-wireless@vger.kernel.org" , "Berg, Johannes" Subject: Re: Unable to disable WiFi with 3.19-rc1 - iwlwifi 7260 Date: Sat, 27 Dec 2014 21:06:24 +0100 Message-ID: <2280989.3hu2uPCZ1b@xps13> (sfid-20141227_210632_257559_08931A4D) In-Reply-To: <1419709679.5162.2.camel@egrumbacBox> References: <3095419.huSVmtL0ib@xps13> <1419709679.5162.2.camel@egrumbacBox> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Sender: linux-wireless-owner@vger.kernel.org List-ID: On Saturday 27 December 2014 19:47:59 Grumbach, Emmanuel wrote: > Hi, > > On Sat, 2014-12-27 at 20:17 +0100, Sedat Dilek wrote: > > On Sat, Dec 27, 2014 at 8:08 PM, Gabriele Mazzotta > > 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 > > Thanks for jumping in :) > > > > > Just two things... > > > > There is a new firmware for 7260 around see [0]. > > > > This won't help. > > > 2nd try to pull in the new wireless-drivers.git tree, the changelog > > mentions a race with rfkill on iwlwifi [1]. > > > > This will help :) Precisely commit: > https://git.kernel.org/cgit/linux/kernel/git/iwlwifi/iwlwifi-fixes.git/commit/?id=03d6c3b0fa4f5f0379cede079ec828a6c999fe43 Somehow I missed it, the commit is even mentioned there. I should have tried to pull the new changes first. I confirm that everything works with wireless-drivers-for-davem-2014-12-26. Thank you both for the quick replies. > > 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 > >