[Bug 65995] [HSW mobile] eDP can't light up when boot up
bugzilla-daemon at freedesktop.org
bugzilla-daemon at freedesktop.org
Tue Jun 25 09:53:56 PDT 2013
https://bugs.freedesktop.org/show_bug.cgi?id=65995
--- Comment #7 from Chris Wilson <chris at chris-wilson.co.uk> ---
Possibly related bug https://bugzilla.kernel.org/show_bug.cgi?id=59841 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
--
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