drm/i915: add TDL unit clock gating disable for VLV

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Another required workaround for a potential hang:
WaDisableTDLUnitClockGating.

v2: only apply this to VLV, IVB doesn't need it anymore (Eugeni)

References: https://bugs.freedesktop.org/show_bug.cgi?id=50245
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Reviewed-by: Eugeni Dodonov <eugeni.dodonov@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

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Jesse Barnes 2012-06-14 11:04:49 -07:00 • committed by Daniel Vetter

parent b4ae3f22d2

commit 6edaa7fcf2

2 changed files with 2 additions and 0 deletions

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drivers/gpu/drm/i915/i915_reg.h

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1

drivers/gpu/drm/i915/intel_pm.c

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