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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - [BSW bisected] OglGSCloth/Lightsmark/CS/ Portal/ Half Life 2 games performance decreased by 15%-45%"
href="https://bugs.freedesktop.org/show_bug.cgi?id=90112#c39">Comment # 39</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - [BSW bisected] OglGSCloth/Lightsmark/CS/ Portal/ Half Life 2 games performance decreased by 15%-45%"
href="https://bugs.freedesktop.org/show_bug.cgi?id=90112">bug 90112</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>byt OglGSCloth
Note that chv doesn't use the full RPS autotuning. You can try
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 5eed3caba483..ef733d164cec 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -4120,7 +4120,7 @@ static bool valleyview_set_rps(struct drm_i915_private
*dev_priv, u8 val)
if (vlv_punit_write(dev_priv, PUNIT_REG_GPU_FREQ_REQ, val))
return false;
- if (!IS_CHERRYVIEW(dev_priv))
+ if (1)
gen6_set_rps_thresholds(dev_priv, val);
dev_priv->rps.cur_freq = val;
and see if that makes any difference</pre>
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