drm/i915/gen4: Extra CRT hotplug paranoia
authorAdam Jackson <ajax@redhat.com>
Mon, 24 May 2010 20:46:29 +0000 (16:46 -0400)
committerEric Anholt <eric@anholt.net>
Wed, 26 May 2010 20:53:20 +0000 (13:53 -0700)
commit7a772c492fcfffae812ffca78a628e76fa57fe58
tree1e837133d9b386cc11773f1ba3ed265b6907068c
parent734b4157b367d66405f7dab80085d17c9c8dd3b5
drm/i915/gen4: Extra CRT hotplug paranoia

Disable the CRT plug interrupt while doing the force cycle, explicitly
clear any CRT interrupt we may have generated, and restore when done.
Should mitigate interrupt storms from hotplug detection.

Signed-off-by: Adam Jackson <ajax@redhat.com>
Signed-off-by: Eric Anholt <eric@anholt.net>
drivers/gpu/drm/i915/i915_reg.h
drivers/gpu/drm/i915/intel_crt.c