This is a note to let you know that I've just added the patch titled
drm/i915: Initialize overlay->last_flip properly
to the 4.9-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-initialize-overlay-last_flip-properly.patch
and it can be found in the queue-4.9 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From a6d3e7d35d088b2aabad1688b740e17bfdf566c5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= <ville.syrjala@xxxxxxxxxxxxxxx>
Date: Wed, 21 Dec 2016 16:45:47 +0200
Subject: drm/i915: Initialize overlay->last_flip properly
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From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
commit a6d3e7d35d088b2aabad1688b740e17bfdf566c5 upstream.
Initialize overlay->last_flip properly instead of leaving it zeroed.
Cc: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
Fixes: 0d9bdd886f29 ("drm/i915: Convert intel_overlay to request tracking")
Reviewed-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
Link: http://patchwork.freedesktop.org/patch/msgid/20161221144547.27319-1-ville.syrjala@xxxxxxxxxxxxxxx
(cherry picked from commit 330afdb1df0f3fb48583105493a8f4f8d9e3af36)
Signed-off-by: Jani Nikula <jani.nikula@xxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/intel_overlay.c | 2 ++
1 file changed, 2 insertions(+)
--- a/drivers/gpu/drm/i915/intel_overlay.c
+++ b/drivers/gpu/drm/i915/intel_overlay.c
@@ -1431,6 +1431,8 @@ void intel_setup_overlay(struct drm_i915
overlay->contrast = 75;
overlay->saturation = 146;
+ init_request_active(&overlay->last_flip, NULL);
+
regs = intel_overlay_map_regs(overlay);
if (!regs)
goto out_unpin_bo;
Patches currently in stable-queue which might be from ville.syrjala@xxxxxxxxxxxxxxx are
queue-4.9/drm-i915-fix-oopses-in-the-overlay-code-due-to-i915_gem_active-stuff.patch
queue-4.9/drm-i915-initialize-overlay-last_flip-properly.patch
queue-4.9/drm-i915-force-vdd-off-on-the-new-power-seqeuencer-before-starting-to-use-it.patch
queue-4.9/drm-i915-fix-oops-in-overlay-due-to-frontbuffer-tracking.patch
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