[Bug 61457] [Intel G45] Screen turns blank when terminating a low res X server on a different low res KMS mode.

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=61457

--- Comment #16 from Egbert Eich <eich at pdx.freedesktop.org> ---
(In reply to comment #15)
> I would have thought you needed the I915_WRITE(CURBASE, I915_READ(CURBASE))
> before the wait_for_vblank() as well. Just try that for sanity's sake, but
> otherwise it looks like an acceptably minimal w/a.

Exactly, one would think so as this triggers the latch.
But surprisingly this doesn't seem to be the case. I've verified this by poking
the registers directly: writing CURSOR_MODE_64_ARGB_AX to register 0x70080 made
the screen light up.

-- 
You are receiving this mail because:
You are the QA Contact for the bug.
You are the assignee for the bug.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.freedesktop.org/archives/intel-gfx-bugs/attachments/20130304/83d4e6bd/attachment.html>