[Bug 72701] Screen freeze when using radeon driver

[bugzilla-daemon at bugzilla.kernel.org]

https://bugzilla.kernel.org/show_bug.cgi?id=72701

--- Comment #10 from Alex Deucher <alexdeucher at gmail.com> ---
Did manually powering on/off the dGPU via debugfs ever work on your system? 
See the "Forcing the power state of the devices" section of this page:
http://nouveau.freedesktop.org/wiki/Optimus/
for how to test that.

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