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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [HSW mobile] eDP can't light up when boot up"
href="https://bugs.freedesktop.org/show_bug.cgi?id=65995#c7">Comment # 7</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [HSW mobile] eDP can't light up when boot up"
href="https://bugs.freedesktop.org/show_bug.cgi?id=65995">bug 65995</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>Possibly related bug <a href="https://bugzilla.kernel.org/show_bug.cgi?id=59841">https://bugzilla.kernel.org/show_bug.cgi?id=59841</a> with a
hack:
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index 24a44ed..3ad6bef 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -102,7 +102,7 @@ intel_dp_max_link_bw(struct intel_dp *intel_dp)
static int
intel_dp_link_required(int pixel_clock, int bpp)
{
- return (pixel_clock * bpp + 9) / 10;
+ return (pixel_clock * bpp + 9) / 10 * 40 / 39;
}
static int</pre>
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