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authorDaniel Vetter <daniel.vetter@ffwll.ch>2014-11-14 09:25:29 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-12-06 15:57:33 -0800
commit454a87ce581cec28d88da251f85b4bcfe5938a0f (patch)
tree15c32b815eb1e19940b53ff844787a6641712166
parent7b48f096b4996401fd707e989a9c6c7447404531 (diff)
drm/i915: drop WaSetupGtModeTdRowDispatch:snb
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: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--drivers/gpu/drm/i915/intel_pm.c5
1 files changed, 0 insertions, 5 deletions
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 40c12295c0bd..1924b5632c6f 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -5247,11 +5247,6 @@ 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));
-
/* WaDisable_RenderCache_OperationalFlush:snb */
I915_WRITE(CACHE_MODE_0, _MASKED_BIT_DISABLE(RC_OP_FLUSH_ENABLE));