[PULL] Enable GLX_ARB_fbconfig_float for DRI2 drivers

[Ian Romanick]

Add all of the infrastructure necessary for GLX_ARB_fbconfig_float in
DRI2 drivers.  The extension will always be advertised, but drivers are
not required to provide any float configs.

The following changes since commit 7ecfab47eb221dbb996ea6c033348b8eceaeb893:

  glx: Add support for the new DRI loader entrypoint. (2013-10-23
08:12:28 +0800)

are available in the git repository at:

  git://people.freedesktop.org/~idr/xserver.git glx-float-fbconfig

for you to fetch changes up to c671e935e7c44d4711ba9588ee96cb9796b879e6:

  glx: Enable GLX_ARB_fbconfig_float for DRI2 drivers (2013-10-24
11:48:04 -0700)

----------------------------------------------------------------
Daniel Czarnowski (4):
      glx: Allow float renderType in glXCreateContextAttribsARB
      glx: Correctly set render type enum
      glx: Handle float config types in glxConvertConfigs
      glx: Enable GLX_ARB_fbconfig_float for DRI2 drivers

 configure.ac              |  2 +-
 glx/createcontext.c       |  2 ++
 glx/extension_string.c    |  5 +++++
 glx/extension_string.h    |  1 +
 glx/glxdri2.c             | 11 +++++++++++
 glx/glxdricommon.c        | 42 +++++++++++++++++++++++++++++++++++++++---
 glx/glxext.h              | 16 ++++++++++++++++
 hw/dmx/dmx_glxvisuals.c   |  7 ++++++-
 hw/dmx/glxProxy/glxcmds.c | 42 +++++++++++++++++++++++++++++++++++-------
 hw/xwin/glx/indirect.c    |  4 +++-
 10 files changed, 119 insertions(+), 13 deletions(-)