Merge branch 'drm-intel-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/keithp/linux-2.6

* 'drm-intel-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/keithp/linux-2.6:
  drm/i915: apply HWSTAM writes to Ivy Bridge as well
  drm/i915: move IRQ function table init to i915_irq.c
  drm/i915/overlay: Fix unpinning along init error paths
  drm/i915: Don't call describe_obj on NULL pointers
  drm/i915: Hold struct_mutex during i915_save_state/i915_restore_state