On Thu, Jan 19, 2012 at 06:07:16PM -0800, kei...@strucktower.com wrote: > > On Thu, Jan 19, 2012 at 10:29:19AM +0100, Martin Steigerwald wrote: > >> merkaba:~> cat /etc/modprobe.d/i915-kms.conf > >> options i915 modeset=1 i915_enable_rc6=1 i915_enable_fbc=1 > >> semaphores=1 > > When I try to use this line of options I get an error message saying > i915_enable_fcb is an unknown parameter. Is that for kernel 3.2 only? try ' sudo modinfo i915 ' see if it is available.
> What does that parameter refer to? I tried googling on from the modinfo: " parm: i915_enable_fbc:Enable frame buffer compression for power savings (default: -1 (use per-chip default)) (int)" > For my Lenovo T520 using only the integrated Intel graphics, do I need > drivers other than xserver-xorg-core, xserver-xorg-video-fbdev, and > xserver-xorg-video-intel? > > The reason I ask is that I sometimes, when experimenting with > different configurations get errors suggesting that I need the vesa > driver, and wonder if that is related to the error I get concerning > the i915_enable_fcb? judge from /var/log/Xorg.0.log, vesa module is loaded, so better to install xserver-xorg-video-vesa. i915_enable_fcb, as the modinfo suggested, more like a power saving parm. -- Chen Wei -- To UNSUBSCRIBE, email to debian-user-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org Archive: http://lists.debian.org/20120120053445.GA10507@Tungsten
