Merge branch 'drm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied...

* 'drm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6: (55 commits)
  Revert "drm/i915: Try enabling RC6 by default (again)"
  drm/radeon: Extended DDC Probing for ECS A740GM-M DVI-D Connector
  drm/radeon: Log Subsystem Vendor and Device Information
  drm/radeon: Extended DDC Probing for Connectors with Improperly Wired DDC Lines (here: Asus M2A-VM HDMI)
  drm: Separate EDID Header Check from EDID Block Check
  drm: Add NULL check about irq functions
  drm: Fix irq install error handling
  drm/radeon: fix potential NULL dereference in drivers/gpu/drm/radeon/atom.c
  drm/radeon: clean reg header files
  drm/debugfs: Initialise empty variable
  drm/radeon/kms: add thermal chip quirk for asus 9600xt
  drm/radeon: off by one in check_reg() functions
  drm/radeon/kms: fix version comment due to merge timing
  drm/i915: allow cache sharing policy control
  drm/i915/hdmi: HDMI source product description infoframe support
  drm/i915/hdmi: split infoframe setting from infoframe type code
  drm: track CEA version number if present
  drm/i915: Try enabling RC6 by default (again)
  Revert "drm/i915/dp: Zero the DPCD data before connection probe"
  drm/i915/dp: wait for previous AUX channel activity to clear
  ...