On Thu, Oct 04, 2012 at 09:31:39PM +0200, Daniel Vetter wrote: > On Thu, Oct 04, 2012 at 08:20:17PM +0100, Hugo Mills wrote: > > On 3.6, I've got a problem with my video driver after resuming from > > suspend-to-disk: the lower part of the display flickers, rapidly but > > irregularly (think of a neon sign in a bad film noir), flicking > > between the correct display and... something else, it's hard to see > > what. > > > > Shutting the lid of the machine (to trigger a suspend-to-ram) and > > waking it up again fixes the flicker. > > > > In syslogs, I have nothing obvious on suspend, and this warning on > > resume: [snip] > > Hardware is a Lenovo Thinkpad Edge13, lspci says: > > > > 00:02.0 VGA compatible controller: Intel Corporation Mobile 4 Series Chipset Integrated Graphics Controller (rev 07) > > > > aka > > > > 00:02.0 0300: 8086:2a42 (rev 07) > > > > Let me know if you need more information. I can probably manage a > > bisect if necessary -- it's easily repeatable as a bug. > > Before you do a bisect, can you try the drm-intel-fixes branch from > http://cgit.freedesktop.org/~danvet/drm-intel or a bit more risky, latest > upstream git? That contains a completely rewritten modeset code, which > might fix this already. To fix the breakage on 3.6 I guess we need a > bisect - at least I don't have any idea off-hand what could have gone > wrong here. Thank you for the quick response. The drm-intel-fixes branch seems to have done the trick. No more flickering. I think we can call this one fixed. Hugo. -- === Hugo Mills: hugo at ... carfax.org.uk | darksatanic.net | lug.org.uk === PGP key: 515C238D from wwwkeys.eu.pgp.net or http://www.carfax.org.uk --- I always felt that as a C programmer, I --- was becoming typecast. -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 828 bytes Desc: Digital signature URL: <http://lists.freedesktop.org/archives/intel-gfx/attachments/20121004/22f9b4b3/attachment-0001.pgp>