This is a note to let you know that I've just added the patch titled
drm/i915: drop WaSetupGtModeTdRowDispatch:snb
to the 3.17-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
drm-i915-drop-wasetupgtmodetdrowdispatch-snb.patch
and it can be found in the queue-3.17 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 2208d655a91f9879bd9a39ff9df05dd668b3512c Mon Sep 17 00:00:00 2001
From: Daniel Vetter <daniel.vetter@xxxxxxxx>
Date: Fri, 14 Nov 2014 09:25:29 +0100
Subject: drm/i915: drop WaSetupGtModeTdRowDispatch:snb
From: Daniel Vetter <daniel.vetter@xxxxxxxx>
commit 2208d655a91f9879bd9a39ff9df05dd668b3512c upstream.
This reverts the regressing
commit 6547fbdbfff62c99e4f7b4f985ff8b3454f33b0f
Author: Daniel Vetter <daniel.vetter@xxxxxxxx>
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@xxxxxxxxx>
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=79996
Signed-off-by: Daniel Vetter <daniel.vetter@xxxxxxxxx>
[Jani: amended the commit message slightly.]
Signed-off-by: Jani Nikula <jani.nikula@xxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/intel_pm.c | 5 -----
1 file changed, 5 deletions(-)
--- 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(struc
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));
Patches currently in stable-queue which might be from daniel.vetter@xxxxxxxx are
queue-3.17/drm-i915-kick-fbdev-before-vgacon.patch
queue-3.17/drm-i915-drop-wasetupgtmodetdrowdispatch-snb.patch
queue-3.17/drm-i915-ignore-surflive-and-flip-counter-when-the-gpu-gets-reset.patch
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