(In reply to comment #54)
> Awesome. To spell it out a little more explicitly, here is what I did (Arch
> x86_64 3.14-mainline) to have this apparently accomplished automatically
> from now on:
> 
> sudo su
> 
> echo 'ADD_PARAMETERS="--quirk-test --quirk-s3-bios"' >>
> /etc/pm/config.d/00-fix_dv6z_suspend_screen
> 
> pm-suspend --quirk-test --quirk-s3-bios --store-quirks-as-lkw
> 
> Which should save the quirks, perhaps with some redundancy. Checking the
> contents of the (new)
> 
> /etc/pm/last_known_working.quirkdb
> 
> file should show the matches made against your particular system, especially
> e.g. hardware and firmware details. I guess these could be patched into (for
> my HP at least)
> 
> /usr/lib/pm-utils/video-quirks/20-video-quirk-pm-hp.quirkdb
> 
> with some of the returned information, given that this file is supposed to
> have a fairly up-to-date {white,black,broken}-list.
> 
> Obviously follow this only at your own risk, etc. I have no idea how this
> would work when it comes to fglrx, or even how stable it is against
> kernel/pm/upower/whatever updates. Here are some more good references for
> information:
> 
> https://trisquel.info/en/wiki/troubleshooting-suspendhibernate
> 
> https://wiki.archlinux.org/index.php/pm-utils

Hmm. I just did:
sudo nano /etc/default/grub
found GRUB_CMDLINE_LINUX_DEFAULT and added acpi_sleep=s3_bios just before quiet
ctrl+o and ctrl+x
sudo grub-mkconfig -o /boot/grub/grub.cfg