On Thu, Apr 23, 2015 at 03:22:44PM -0700, Marc MERLIN wrote: > I do boot my kernel with these options I found recommended to save > power, maybe I should remove some of them because they kill performance? > pcie_aspm=force i915.i915_enable_rc6=7 i915.i915_enable_fbc=1 i915.semaphores=1 i915.lvds_downclock=1 acpi_backlight=vendor Those options are broken. > Relevant bits form Xorg.log: > [ 49.114] (II) Loading /usr/lib/xorg/modules/drivers/intel_drv.so > [ 49.122] (II) Module intel: vendor="X.Org Foundation" > [ 49.122] compiled for 1.15.99.904, module version = 2.21.15 Start by grabbing an updated xf86-video-intel. -Chris -- Chris Wilson, Intel Open Source Technology Centre _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/intel-gfx