On Mon, 23 Feb 2004, Chip Salzenberg wrote:

> It works ... perfectly!  I can now suspend and resume my A30 with
> impunity, and the USB keyboard works fine after each resume.
>
> Thanks much, Alan.
>
> (Now if I could just get the alsa guys to fix snd-intel8x0...)

This patch re-initializes the UHCI Interrupt Enable register following a
PM resume.  Apparently some systems clear the register during suspend,
which causes obvious problems later on.