Merge branch 'drm-intel-fixes' of git://anongit.freedesktop.org/~ickle/drm-intel

* 'drm-intel-fixes' of git://anongit.freedesktop.org/~ickle/drm-intel: (25 commits)
  intel_agp,i915: Add more sandybridge graphics device ids
  drm/i915: Enable MI_FLUSH on Sandybridge
  agp/intel: Fix cache control for Sandybridge
  agp/intel: use #ifdef idiom for intel-agp.h
  agp/intel: fix physical address mask bits for sandybridge
  drm/i915: Prevent double dpms on
  drm/i915: Avoid use of uninitialised values when disabling panel-fitter
  drm/i915: Avoid pageflipping freeze when we miss the flip prepare interrupt
  drm/i915: Tightly scope intel_encoder to prevent invalid use
  drm/i915: Allocate the PCI resource for the MCHBAR
  drm/i915/dp: Really try 5 times before giving up.
  drm/i915/sdvo: Restore guess of the DDC bus in absence of VBIOS
  drm/i915/dp: Boost timeout for enabling transcoder to 100ms
  drm/i915: Re-use set_base_atomic to share setting of the display registers
  drm/i915: Fix offset page-flips on i965+
  drm/i915: Include a generation number in the device info
  i915: return -EFAULT if copy_to_user fails
  i915: return -EFAULT if copy_to_user fails
  agp/intel: Promote warning about failure to setup flush to error.
  drm/i915: overlay on gen2 can't address above 1G
  ...