linux-kernel - Re: iwlwifi (4965) regression since 2.6.30

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Message-Id: <1249429081.30019.4588.camel@rc-desk>
Date:	Tue, 04 Aug 2009 16:38:01 -0700
From:	reinette chatre <reinette.chatre@...el.com>
To:	Lukas Hejtmanek <xhejtman@....muni.cz>
Cc:	Johannes Berg <johannes@...solutions.net>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	hmh@....eng.br
Subject: Re: iwlwifi (4965) regression since 2.6.30

On Tue, 2009-08-04 at 15:56 -0700, Lukas Hejtmanek wrote:
> On Tue, Aug 04, 2009 at 03:49:43PM -0700, reinette chatre wrote:
> > This is strange. My previous test results were based on recent
> > wireless-testing. I now retested with a fresh pull from Linus's repo
> > (2.6.31-rc5) and I see the same behavior with Fn+F5 not changing the
> > wifi radio status at all. I do not know why we would see different
> > behavior considering we have the same platform and running the same
> > kernel. I found one related option in the BIOS, but with that I was only
> > able to have wireless HW rfkill permanently enabled.
> > 
> > I am not sure about the original problem though. In your original report
> > you mention that you are unable to use wireless due to rfkill. From your
> > email it seems that you are able to toggle wifi rfkill state using the
> > Fn+F5 keys, so with that disabling rfkill you should be able to use your
> > wireless. Can you still not use wireless even when rfkill reports
> > "RFKILL event: idx 6 type 1 op X soft 0 hard 0" ?
> 
> No.
> 
> I can use wifi if rfkill reports "RFKILL event: idx 6 type 1 op X soft 0 hard
> 0".
> 
> My problem is, that since 2.6.31-rcX Fn+F5 toggles soft rfkill state. It did
> not happen in 2.6.30 and earlier. In that case, Fn+F5 triggered an acpi event
> (key press). Now, it triggers acpi eveny *and* touches soft rfkill of WIFI.
> I like the previous behavior, i.e., don't touch anything, just report acpi
> event.

I do not know why your Lenovo T61 gets wifi software rfkill when you
press Fn-F5 and mine does not. I am adding Henrique and hope he can tell
us what is going on. 

Reinette


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