| From | Kamal Mostafa <> | Subject | [PATCH 3.13.y-ckt 106/121] drm/i915: drop WaSetupGtModeTdRowDispatch:snb | Date | Tue, 2 Dec 2014 11:19:45 -0800 |
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3.13.11-ckt12 -stable review patch. If anyone has any objections, please let me know.
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From: Daniel Vetter <daniel.vetter@ffwll.ch>
commit 2208d655a91f9879bd9a39ff9df05dd668b3512c upstream.
This reverts the regressing
commit 6547fbdbfff62c99e4f7b4f985ff8b3454f33b0f Author: Daniel Vetter <daniel.vetter@ffwll.ch> Date: Fri Dec 14 23:38:29 2012 +0100
drm/i915: Implement WaSetupGtModeTdRowDispatch
that causes GPU hangs immediately on boot.
Reported-by: Leo Wolf <jclw@ymail.com> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=79996 Signed-off-by: Daniel Vetter <daniel.vetter@intel.com> [Jani: amended the commit message slightly.] Signed-off-by: Jani Nikula <jani.nikula@intel.com> Signed-off-by: Kamal Mostafa <kamal@canonical.com> --- drivers/gpu/drm/i915/intel_pm.c | 5 ----- 1 file changed, 5 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index ba51112..95543ec 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -5195,11 +5195,6 @@ static void gen6_init_clock_gating(struct drm_device *dev) I915_WRITE(_3D_CHICKEN, _MASKED_BIT_ENABLE(_3D_CHICKEN_HIZ_PLANE_DISABLE_MSAA_4X_SNB)); - /* WaSetupGtModeTdRowDispatch:snb */ - if (IS_SNB_GT1(dev)) - I915_WRITE(GEN6_GT_MODE, - _MASKED_BIT_ENABLE(GEN6_TD_FOUR_ROW_DISPATCH_DISABLE)); - I915_WRITE(WM3_LP_ILK, 0); I915_WRITE(WM2_LP_ILK, 0); I915_WRITE(WM1_LP_ILK, 0); -- 1.9.1
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