[Intel-gfx] display problems since: drm/i915/dp: workaround BIOS eDP bpp clamping issue

[Cristian Rodríguez]

El 04/11/13 15:30, Cristian Rodríguez escribió:

> Ok, got it to hang again today after a few days with no problem.. wow,
> weird misbehavior! with latest drm-intel-nightly merged, attached is the
> dmesg output plus the saved error log from /sys/class/drm/card0/error

A key detail that might be of interest.

GPU hang happens when: The monitor is attached to the laptop 's 
displayport *before* powering the system on, not when the adapter is 
plugged after the desktop environment is running and the preferred 
output is selected.



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