Wifi activation problem - HP 2000

[Lennart Sorensen]

On Wed, May 15, 2013 at 11:00:19PM -0400, Christopher Browne wrote:
> That sure sounds great; alas, it doesn't seem to actually do anything.
> 
> Something about it doesn't entirely make sense; in effect, it seems as
> though the "solution" (temporarily removing the device driver hp-wmi)
> removes ACPI support temporarily, thereby allowing rfkill to 'do its thing'
> and unblock the network interface.
> 
> The ordering that is described for the sleep.d modules doesn't occur in
> quite the right order to do this, alas.
> 
> Were it to work, I should be able to observe it in the much simpler case of
> doing:
> 
> a) rmmod hp-wmi, to deactivate the offending HP driver,
> 
> b) rfblock unblock all, to reactivate wifi, then
> 
> c) modprobe hp-wmi, to put ACPI back in place so that I can hibernate the
> system (and such like).
> 
> It still seems to be a NOOP, as far as unblocking wifi is concerned.
> 
> I have an alternate wifi stick, which works, so I have a usable workaround,
> and it is demonstrably working, at the moment, as I am presently using the
> laptop using the TP-Link "stick", which is how this email got out from the
> laptop.  So 'tis functioning reasonably adequately.

I have encountered these awful ACPI wifi switches before, and now make
sure to NEVER buy anything that has one.

-- 
Len Sorensen
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