Messages in this thread | | | From | Alexey Zaytsev <> | Date | Fri, 4 Jan 2013 01:12:42 +0200 | Subject | Re: Linux 3.8-rc2 |
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On Fri, Jan 4, 2013 at 12:45 AM, Chris Wilson <chris@chris-wilson.co.uk> wrote: > On Thu, 3 Jan 2013 13:32:04 -0800, Linus Torvalds <torvalds@linux-foundation.org> wrote: >> On Thu, Jan 3, 2013 at 1:09 PM, Alexey Zaytsev <alexey.zaytsev@gmail.com> wrote: >> > >> > i915 got broken on my machine (Lenovo ThinkPad SL500) by this -rc. The screen >> > goes blank after loading the module. I've bisected the problem to >> > b0a2658acb5bf9ca86b4aab011b7106de3af0add "drm/i915: don't disable >> > disconnected outputs". >> >> Hmm. Daniel - should I just revert it, or do you have a patch to >> possibly fix the divide-by-zero error in g4x_compute_wm0() (which may >> involve not getting that deep in the call chain to begin with or >> whatever)? Maybe that fixes the blank screen too without a revert.. > > The issue appears to be a disagreement between intel_crtc->active, an > attached framebuffer and there not being a valid mode set on the crtc. > > It looks like we end up in that situation with further confusion over > intel_crtc->base.enabled vs intel_crtc->active. I suspect the answer is > something like: >
Chris: The patch does not seem to have any effect on the problem.
Peter: I've attached the dmesgs, as well as the diff between the interesting parts. The patch does not seem to make any difference there. [unhandled content-type:application/x-gzip][unhandled content-type:application/x-gzip][unhandled content-type:application/x-gzip][unhandled content-type:application/octet-stream] | |