(In reply to comment #159)
> Using Fedora 20 with kernel 3.13.6-200.fc20.x86_64 I can now use my Lenovo
> T440s and the ThinkPad Pro Dock and 1 external monitor. However if I connect
> a second monitor it just gets a mirror of the first external monitor. I can
> connect the first monitor to VGA or
Created attachment 93842
dmesg 3.13 with attachment/patch 93781 - hotplug DP
Boot a kernel v3.13 with attachment 93781 in docking station and hotplug
DP.
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(In reply to comment #109)
> Created attachment 93781 [details] [review]
> drm/i915/dp: add max retries in native aux
>
> Please try this for debug info.
Hardware:
- ThinkPad T540p
- ThinkPad Pro Dock [40A1] (with DP, DVI, VGA)
- Dell U2410
Tests:
- boot without any connectors: hotplugging of al
Created attachment 93841
dmesg 3.13 with attachment/patch 93781 - boot with DP connected
Boot a kernel v3.13 with attachment 93781 in docking station with DP
connected.
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At FOSDEM Jesse Barnes gave a talk "Intel BayTrail graphics overview", on one
slide he mentioned an "external DP" bug they've fixed. I guess he meant (was to
dumb to ask):
drm/i915: vlv: fix DP PHY lockup due to invalid PP sequencer setup
http://cgit.freedesktop.org/~danvet/drm-intel/com
