[git pull] drm radeon fix

[Dave Airlie]

Hi Linus,

just a single patch from Alex, We were accessing a bunch of registers that 
weren't guaranteed to be there causing long latency timeouts in page flipping code paths.

Dave.


The following changes since commit 902daf6580cffe04721250fb71b5527a98718b11:

  Merge branch 'gpio/merge' of git://git.secretlab.ca/git/linux-2.6 (2011-07-08 09:01:11 -0700)

are available in the git repository at:

  ssh://master.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6.git drm-fixes

Alex Deucher (1):
      drm/radeon/kms: clean up multiple crtc handling for evergreen+ (v2)

 drivers/gpu/drm/radeon/evergreen.c |  159 ++++++++++++++++++++++--------------
 1 files changed, 98 insertions(+), 61 deletions(-)