On Fri, Jun 19, 2009 at 11:13:03AM +0200, Josip Rodin wrote:
> On Fri, Jun 19, 2009 at 12:35:05AM +0200, Josip Rodin wrote:
> > > > In the meantime I've rebooted as well as hibernated the laptop a few more
> > > > times, and I can't seem to establish a clear pattern by which wwan_enable
> > > > gets set or unset, because it unset itself at least twice since, without
> > > > me using the physical switch.
> > >
> > > It will be unset if something messes with the rfkill state, or if the
> > > firmware does something weird, which it just might if you press fn+f5 while
> > > the OS didn't come up yet :p
> > >
> > > And there is always the possibility of a thinkpad-acpi bug.
> >
> > Hmm. I should mention that I dual boot with Windows sometimes, and in fact
> > it's currently completely broken in there - Fn+F5 doesn't even show it (it
> > shows the other two functions) and my Vodafone program can't turn it on.
> > I tried leaving it on in Linux and then booting into Windows, to no avail.
>
> I just booted into Linux again, it restored itself fine from hibernation,
> but now I get a new symptom:
>
> % cat /sys/devices/platform/thinkpad_acpi/wwan_enable
> 0
> % sudo sh -c 'echo 1 > /sys/devices/platform/thinkpad_acpi/wwan_enable'
> sh: line 0: echo: write error: Operation not permitted
>
> I need to recompile my kernel with thinkpad_acpi a module...
Ohh, sorry, it was trivial - the hardware switch was off, so the software
returned -EPERM. Here's another place where some printk'ing would be most
appreciated by us poor users :)
--
2. That which causes joy or happiness.
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