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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - Skylake GPU HANG while gstreamer H264 vaapi encoding from MJPEG vaapi decode on drm-tip"
href="https://bugs.freedesktop.org/show_bug.cgi?id=110394#c14">Comment # 14</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - Skylake GPU HANG while gstreamer H264 vaapi encoding from MJPEG vaapi decode on drm-tip"
href="https://bugs.freedesktop.org/show_bug.cgi?id=110394">bug 110394</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>Try
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 1a6f36e08a60..d2e075e54e89 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -7202,7 +7202,7 @@ static void gen9_enable_rc6(struct drm_i915_private
*dev_priv)
* 3b: Enable Coarse Power Gating only when RC6 is enabled.
* WaRsDisableCoarsePowerGating:skl,cnl - Render/Media PG need to be
disabled with RC6.
*/
- if (NEEDS_WaRsDisableCoarsePowerGating(dev_priv))
+ if (NEEDS_WaRsDisableCoarsePowerGating(dev_priv) || 1)
I915_WRITE(GEN9_PG_ENABLE, 0);
else
I915_WRITE(GEN9_PG_ENABLE,</pre>
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