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Chad Versace 3e55f3e88b dri: Do not tile stencil buffer
Until now, the stencil buffer was allocated as a Y tiled buffer, because
in several locations the PRM states that it is. However, it is actually
W tiled. From the PRM, 2011 Sandy Bridge, Volume 1, Part 2, Section
4.5.2.1 W-Major Format:
    W-Major Tile Format is used for separate stencil.

The GTT is incapable of W fencing, so we allocate the stencil buffer with
I915_TILING_NONE and decode the tile's layout in software.

This commit mutually depends on the mesa commit:
    intel: Fix stencil buffer to be W tiled
    Author: Chad Versace <chad@chad-versace.us>
    Date:   Mon Jul 18 00:37:45 2011 -0700

Signed-off-by: Chad Versace <chad@chad-versace.us>
Reviewed-by: Ian Romanick <ian.romanick@intel.com>
Acked-by: Kenneth Graunke <kenneth@whitecape.org>
2011-07-19 13:08:18 -07:00
m4 Update autotools configuration 2011-02-09 11:46:19 +00:00
man dri: Enable triple-bufferred pageflips 2011-07-11 22:13:01 +01:00
src dri: Do not tile stencil buffer 2011-07-19 13:08:18 -07:00
test test: Exclude the long running stress tests from make distcheck 2011-06-13 22:36:04 +01:00
uxa uxa/glyphs: Fallback instead of crashing on large strings 2011-06-28 20:26:48 +01:00
.gitignore add cscope files to gitignore 2010-07-02 12:39:27 -07:00
AUTHORS AUTHORS: Add Robert Lowery to the authors file 2009-04-15 18:07:17 -07:00
COPYING COPYING: replace stub file with actual Copyright notices. 2010-06-12 20:24:10 -04:00
Makefile.am sna: Introduce a new acceleration model. 2011-06-04 09:19:46 +01:00
NEWS NEWS: fix typo (s/2.14/2.15/) to match corresponding release 2011-04-22 14:18:17 +01:00
README Take note for Pineview support in README and manpage 2010-01-04 14:15:41 -08:00
RELEASING Increment version to 2.9.0 2009-09-28 20:03:39 -07:00
autogen.sh Update autotools configuration 2011-02-09 11:46:19 +00:00
configure.ac Xv: New shaders for Xv on Ivybridge 2011-06-24 09:42:10 +08:00

README

xf86-video-intel
Open-source X.org graphics driver for Intel graphics
http://www.intellinuxgraphics.com/

What is xf86-video-intel
------------------------
The xf86-video-intel module is an open-source 2D graphics driver for
the X Window System as implemented by X.org. It supports a variety of
Intel graphics chipsets including:

	i810/i810e/i810-dc100,i815,
	i830M,845G,852GM,855GM,865G,
	915G/GM,945G/GM/GME,946GZ
	G/GM/GME/Q965,
	G/Q33,G/Q35,G41,G/Q43,G/GM/Q45
	PineView-M (Atom N400 series)
	PineView-D (Atom D400/D500 series)

Where to get more information about the driver
----------------------------------------------
The primary source of information about this and other open-source
drivers for Intel graphics is:

	http://intellinuxgraphics.org/

Documentation specific to the xf86-video-intel driver including
possible configuration options for the xorg.conf file can be found in
the intel(4) manual page. After installing the driver this
documentation can be read with the following command:

	man intel

Mailing list for communication with users and developers of
xf86-video-intel:

	intel-gfx@lists.freedesktop.org

	Note: Subscription is required before posting, but anyone is
	free to subscribe. See instructions (and archives) here:

	http://lists.freedesktop.org/mailman/listinfo/intel-gfx

To report bugs encountered with the driver, see:

	http://intellinuxgraphics.org/how_to_report_bug.html

To see bugs that are targeted to be fixed in the next release:

	https://bugs.freedesktop.org/show_bug.cgi?id=intel-2d-release