Bug 88837

Summary:	flickering after changing the VT
Product:	DRI	Reporter:	Timo Aaltonen <tjaalton>
Component:	DRM/Intel	Assignee:	Intel GFX Bugs mailing list <intel-gfx-bugs>
Status:	CLOSED DUPLICATE	QA Contact:	Intel GFX Bugs mailing list <intel-gfx-bugs>
Severity:	normal
Priority:	medium	CC:	intel-gfx-bugs
Version:	XOrg git
Hardware:	Other
OS:	All
Whiteboard:
i915 platform:		i915 features:

Description Timo Aaltonen 2015-01-27 22:13:42 UTC

changing the VT on Wilson Beach causes heavy flickering with 3.19rc and newer, this video taken with -nightly from yesterday:

https://www.youtube.com/watch?v=dhcrDNGRMnY

swiching back to X might fix it or maybe not, suspend/resume at least does.

Comment 1 Jani Nikula 2015-01-28 09:28:21 UTC

Anything in dmesg?

Comment 2 Chris Wilson 2015-01-28 09:40:33 UTC

I've seen this + PCH underuns since the day my SDP arrived.

Comment 3 Timo Aaltonen 2015-01-28 14:21:32 UTC

yeah I get this in dmesg

[69055.392342] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe A FIFO underrun

Comment 4 Rodrigo Vivi 2015-01-28 21:52:03 UTC


*** This bug has been marked as a duplicate of bug 85583 ***

Comment 5 Jari Tahvanainen 2016-10-10 10:57:23 UTC

Closing as duplicate of closed+fixed.

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