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<b><a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO --- - [Haswell] blank Screen with intel ddx on first use right after using fbdev ddx. Breaking SuSE Install"
href="https://bugs.freedesktop.org/show_bug.cgi?id=68030#c24">Comment # 24</a>
on <a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO --- - [Haswell] blank Screen with intel ddx on first use right after using fbdev ddx. Breaking SuSE Install"
href="https://bugs.freedesktop.org/show_bug.cgi?id=68030">bug 68030</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>For UXA, I think
diff --git a/src/uxa/intel_display.c b/src/uxa/intel_display.c
index 7dc0f68..3c2f964 100644
--- a/src/uxa/intel_display.c
+++ b/src/uxa/intel_display.c
@@ -1123,10 +1123,13 @@ intel_output_dpms(xf86OutputPtr output, int dpms)
intel_output_dpms_backlight(output,
intel_output->dpms_mode,
dpms);
- drmModeConnectorSetProperty(mode->fd,
- intel_output->output_id,
- props->prop_id,
- dpms);
+
+ if (output->crtc)
+ drmModeConnectorSetProperty(mode->fd,
+
intel_output->output_id,
+ props->prop_id,
+ dpms);
+
if (dpms != DPMSModeOff)
intel_output_dpms_backlight(output,
intel_output->dpms_mode,</pre>
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