[Bug 80948] [sna suse] many black lines with latest ddx

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=80948

--- Comment #6 from Chris Wilson <chris at chris-wilson.co.uk> ---
One experiment you can try is:

diff --git a/src/sna/gen7_render.c b/src/sna/gen7_render.c
index b1faac4..6a5a993 100644
--- a/src/sna/gen7_render.c
+++ b/src/sna/gen7_render.c
@@ -121,7 +121,7 @@ static const struct gt_info ivb_gt2_info = {
        .max_wm_threads = (172-1) << IVB_PS_MAX_THREADS_SHIFT,
        .urb = { 256, 704, 320, 8 },
        .gt = 2,
-       .mocs = 3,
+       //.mocs = 3,
 };

 static const struct gt_info byt_gt_info = {

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