Commit 2208d655 authored by Daniel Vetter's avatar Daniel Vetter Committed by Jani Nikula

drm/i915: drop WaSetupGtModeTdRowDispatch:snb

This reverts the regressing

commit 6547fbdb
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: default avatarLeo Wolf <jclw@ymail.com>
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=79996
Cc: stable@vger.kernel.org (v3.8+)
Signed-off-by: default avatarDaniel Vetter <daniel.vetter@intel.com>
[Jani: amended the commit message slightly.]
Signed-off-by: default avatarJani Nikula <jani.nikula@intel.com>
parent fc14f9c1
...@@ -5469,11 +5469,6 @@ static void gen6_init_clock_gating(struct drm_device *dev) ...@@ -5469,11 +5469,6 @@ static void gen6_init_clock_gating(struct drm_device *dev)
I915_WRITE(_3D_CHICKEN, I915_WRITE(_3D_CHICKEN,
_MASKED_BIT_ENABLE(_3D_CHICKEN_HIZ_PLANE_DISABLE_MSAA_4X_SNB)); _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));
/* WaDisable_RenderCache_OperationalFlush:snb */ /* WaDisable_RenderCache_OperationalFlush:snb */
I915_WRITE(CACHE_MODE_0, _MASKED_BIT_DISABLE(RC_OP_FLUSH_ENABLE)); I915_WRITE(CACHE_MODE_0, _MASKED_BIT_DISABLE(RC_OP_FLUSH_ENABLE));
......
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