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<b><a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO - [BAT][SKL] igt@kms_flip@basic-flip-vs-dpms produces a dmesg-fail"
href="https://bugs.freedesktop.org/show_bug.cgi?id=101167#c8">Comment # 8</a>
on <a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO - [BAT][SKL] igt@kms_flip@basic-flip-vs-dpms produces a dmesg-fail"
href="https://bugs.freedesktop.org/show_bug.cgi?id=101167">bug 101167</a>
from <span class="vcard"><a class="email" href="mailto:marta.lofstedt@intel.com" title="Marta Löfstedt <marta.lofstedt@intel.com>"> <span class="fn">Marta Löfstedt</span></a>
</span></b>
<pre>(In reply to Jani Nikula from <a href="show_bug.cgi?id=101167#c7">comment #7</a>)
...
<span class="quote">> On a whim, please try:
>
> diff --git a/drivers/gpu/drm/i915/intel_dp.c
> b/drivers/gpu/drm/i915/intel_dp.c
> index fc691b8b317c..fb568f75939f 100644
> --- a/drivers/gpu/drm/i915/intel_dp.c
> +++ b/drivers/gpu/drm/i915/intel_dp.c
> @@ -2431,6 +2431,8 @@ void intel_dp_sink_dpms(struct intel_dp *intel_dp, int
> mode)
> {
> int ret, i;
>
> + return;
> +
> /* Should have a valid DPCD by this point */
> if (intel_dp->dpcd[DP_DPCD_REV] < 0x11)
> return;</span >
To my surprise above doesn't work. So, it appears as if it is not dpms related.</pre>
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