https://bugs.freedesktop.org/show_bug.cgi?id=21279
--- Comment #13 from Alex Deucher <[email protected]> 2012-03-08 08:51:09 PST --- (In reply to comment #12) > X does work when KMS is used, however KMS itself does not work. there are no > power management related entries in /sys/class/drm/card0/device/, and powertop > still reports ~25W of battery usage (suggesting the card is not being > managed). Most likely the apple vbios does not provide power tables (this is probably also why UMS options like DynamicPM don't work). Attach a copy of your vbios and I can take a look. There's not much you can besides hacking the driver to manually change the clocks. (as root) (use lspci to get the bus id) cd /sys/bus/pci/devices/<pci bus id> echo 1 > rom cat rom > /tmp/vbios.rom echo 0 > rom -- Configure bugmail: https://bugs.freedesktop.org/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are the assignee for the bug. _______________________________________________ xorg-driver-ati mailing list [email protected] http://lists.x.org/mailman/listinfo/xorg-driver-ati
