[PATCH] sky2: revert IRQ dance on suspend/resume

Let's just backout the IRQ hack, and for those crap machines (like some
Sony VAIO's) can just disable MSI with the module parameter.

This reverts 44ade178.

Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Cc: Jeff Garzik <jeff@garzik.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Frédéric Riss <frederic.riss@gmail.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>