drm/i915/bdw: Implement Wa4x4STCOptimizationDisable:bdw
authorDamien Lespiau <damien.lespiau@intel.com>
Wed, 26 Mar 2014 18:41:51 +0000 (18:41 +0000)
committerDaniel Vetter <daniel.vetter@ffwll.ch>
Fri, 28 Mar 2014 17:33:13 +0000 (18:33 +0100)
commit5d708680eac2a8e2a0981007278a759df738d15b
tree9436cada8da7fe91a805fd7d6bd6b4b0864ffa57
parente568af1c626031925465a5caaab7cca1303d55c7
drm/i915/bdw: Implement Wa4x4STCOptimizationDisable:bdw

Not implementing this W/A can lead to hangs.

Cc: Ben Widawsky <benjamin.widawsky@intel.com>
Cc: Rafael Barbalho <rafael.barbalho@intel.com>
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Damien Lespiau <damien.lespiau@intel.com>
Reviewed-by: Ben Widawsky <ben@bwidawsk.net>
Cc: stable@vger.kernel.org
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
drivers/gpu/drm/i915/i915_reg.h
drivers/gpu/drm/i915/intel_pm.c