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<body><span class="vcard"><a class="email" href="mailto:chris@chris-wilson.co.uk" title="Chris Wilson <chris@chris-wilson.co.uk>"> <span class="fn">Chris Wilson</span></a>
</span> changed
<a class="bz_bug_link
bz_status_NEW "
title="NEW - [HSW] rcs flip hang with multimonitor"
href="https://bugs.freedesktop.org/show_bug.cgi?id=87759">bug 87759</a>
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<th>What</th>
<th>Removed</th>
<th>Added</th>
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<td style="text-align:right;">Summary</td>
<td>GPU HANG in Xorg during video playback
</td>
<td>[HSW] rcs flip hang with multimonitor
</td>
</tr></table>
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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - [HSW] rcs flip hang with multimonitor"
href="https://bugs.freedesktop.org/show_bug.cgi?id=87759#c2">Comment # 2</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - [HSW] rcs flip hang with multimonitor"
href="https://bugs.freedesktop.org/show_bug.cgi?id=87759">bug 87759</a>
from <span class="vcard"><a class="email" href="mailto:chris@chris-wilson.co.uk" title="Chris Wilson <chris@chris-wilson.co.uk>"> <span class="fn">Chris Wilson</span></a>
</span></b>
<pre>Sigh.
diff --git a/drivers/gpu/drm/i915/intel_display.c
b/drivers/gpu/drm/i915/intel_display.c
index d01db1b82869..ed2102e62271 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -9703,7 +9703,7 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc,
if (obj->tiling_mode != work->old_fb_obj->tiling_mode)
/* vlv: DISPLAY_FLIP fails to change tiling */
ring = NULL;
- } else if (IS_IVYBRIDGE(dev)) {
+ } else if (IS_IVYBRIDGE(dev) || IS_HASWELL(dev)) {
ring = &dev_priv->ring[BCS];
} else if (INTEL_INFO(dev)->gen >= 7) {
ring = i915_gem_request_get_ring(obj->last_read_req);</pre>
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