Give each user of tiling separate xorg.conf options

So that you can indeed allocate a linear framebuffer if you so desire
without breaking mesa.

Adds:

Section "Driver"
  Option "LinearFramebuffer" "False|True" # default false
EndSection

to xorg.conf

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>

1 files changed, 9 insertions, 1 deletions

diff --git a/man/intel.man b/man/intel.man
index db4c1451..4fd0ce73 100644
--- a/man/intel.man
+++ b/man/intel.man
@@ -181,12 +181,20 @@ the framerate of applications that render frames at less than refresh rate.
 Default: enabled.
 .TP
 .BI "Option \*qTiling\*q \*q" boolean \*q
-This option controls whether memory buffers are allocated in tiled mode.  In
+This option controls whether memory buffers for Pixmaps are allocated in tiled mode.  In
 most cases (especially for complex rendering), tiling dramatically improves
 performance.
 .IP
 Default: enabled.
 .TP
+.BI "Option \*qLinearFramebuffer\*q \*q" boolean \*q
+This option controls whether the memory for the scanout (also known as the
+front or frame buffer) is allocated in linear memory. A tiled framebuffer is
+required for power conservation features, but for certain system configurations
+you may wish to override this and force a linear layout.
+.IP
+Default: disabled
+.TP
 .BI "Option \*qXvMC\*q \*q" boolean \*q
 Enable XvMC driver. Current support MPEG2 MC on 915/945 and G33 series.
 User should provide absolute path to libIntelXvMC.so in XvMCConfig file.