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Subject: Re: [patch] do not allow IPW_2100=Y or IPW_2200=Y
From: Arjan van de Ven <arjan@infradead.org>
To: David Miller <davem@davemloft.net>
Cc: auke-jan.h.kok@intel.com, jgarzik@pobox.com, pavel@ucw.cz,
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Date: Mon, 10 Jul 2006 20:51:58 +0200
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On Mon, 2006-07-10 at 11:47 -0700, David Miller wrote:
> From: Auke Kok <auke-jan.h.kok@intel.com>
> Date: Mon, 10 Jul 2006 11:29:30 -0700
> 
> > Jeff Garzik wrote:
> > > Pavel Machek wrote:
> > >> Kconfig currently allows compiling IPW_2100 and IPW_2200 into kernel
> > >> (not as a module). Unfortunately, such configuration does not work,
> > >> because these drivers need a firmware, and it can't be loaded by
> > >> userspace loader when userspace is not running.
> > > 
> > > False, initramfs...
> > 
> > which would warrant some extra documentation in Kconfig explaining that this 
> > driver needs initramfs with firmware for it to work when compiled in the 
> > kernel. A link to the ipw2x00 documentation might also help.
> 
> Besides, the initramfs runs long after the driver init routine
> runs which is when the firmware needs to be available.

.. unless you use sysfs to do a fake hotunplug + replug the device, at
which point the driver init routine runs again.