[PATCH 0/5] Smoother startup

[Michel Dänzer]

These patches make the Xorg startup smoother in two ways:

* Make sure the contents of the buffers being scanned out have been
  initialized when the initial modes are set

* Make the "-background none" command line option work as intended with
  glamor as well

The patches apply on top of the 'Add Option "TearFree"' patch and are
also available on the master branch of
git://people.freedesktop.org/~daenzer/xf86-video-ati .

[PATCH 1/5] Only copy fbcon BO contents if bgNoneRoot is TRUE
[PATCH 2/5] Defer initial drmmode_copy_fb call until root window
[PATCH 3/5] Defer initial modeset until the first BlockHandler
[PATCH 4/5] Update scanout pixmap contents before setting a mode with
[PATCH 5/5] Make drmmode_copy_fb() work with glamor as well