changing the VT on Wilson Beach causes heavy flickering with 3.19rc and newer, this video taken with -nightly from yesterday:
swiching back to X might fix it or maybe not, suspend/resume at least does.
Anything in dmesg?
I've seen this + PCH underuns since the day my SDP arrived.
yeah I get this in dmesg
[69055.392342] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe A FIFO underrun
*** This bug has been marked as a duplicate of bug 85583 ***
Closing as duplicate of closed+fixed.