drm/i915: gen7: Implement an L3 caching workaround.
authorEugeni Dodonov <eugeni.dodonov@intel.com>
Wed, 8 Feb 2012 20:53:50 +0000 (12:53 -0800)
committerJesse Barnes <jbarnes@virtuousgeek.org>
Fri, 10 Feb 2012 22:19:10 +0000 (14:19 -0800)
commite4e0c058a19c41150d12ad2d3023b3cf09c5de67
treeb8dbf4848dfe15d7a18fe9e75379fbd0f05dd000
parenteae66b50c760233fad526edf4a0d327be17a055d
drm/i915: gen7: Implement an L3 caching workaround.

This adds two cache-related workarounds for Ivy Bridge which can lead to
3D ring hangs and corruptions.

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=41353
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=44610
Tested-by: Eugeni Dodonov <eugeni.dodonov@intel.com>
Signed-off-by: Eugeni Dodonov <eugeni.dodonov@intel.com>
Signed-off-by: Kenneth Graunke <kenneth@whitecape.org>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
drivers/gpu/drm/i915/i915_reg.h
drivers/gpu/drm/i915/intel_display.c