On Tue, Oct 16, 2012 at 5:15 PM, Daniel J Blueman <daniel at quora.org> wrote: > On 16 October 2012 22:43, Daniel Vetter <daniel at ffwll.ch> wrote: >> On Tue, Oct 16, 2012 at 3:26 PM, Daniel J Blueman <daniel at quora.org> wrote: >>> On my Macbook Retina 2012, after a recent firmware update, i915 fails >>> to use the eDP-1 panel [1], which goes blank when switched to. Nouveau >>> works correctly though [2]. I see this behaviour on 3.6-rc to 3.7-rc1. >> >> I'm working on this, since when I plug in a 2nd screen in my own edp >> machine, the bios doesn't light up the internal panel and our code >> can't light it up, too. Unfortunately progress is slow, but you can >> try my current wip state at >> >> http://cgit.freedesktop.org/~danvet/drm/log/?h=for-pzanoni >> >> Please attach dmesg with drm.debug=0xe if you try this kernel. >> Backlight works now for me, but I still have issues with edp link >> training here. > > Thanks Daniel; I'm happy to collect local information/debug etc, sure. > > Alas, it looks like that repo is in an unexpected state: > > $ git clone git://people.freedesktop.org/~danvet/drm > Cloning into 'drm'... > remote: Counting objects: 2631581, done. > remote: Compressing objects: 100% (395986/395986), done. > remote: Total 2631581 (delta 2211094), reused 2630318 (delta 2209899) > Receiving objects: 100% (2631581/2631581), 615.36 MiB | 1.77 MiB/s, done. > Resolving deltas: 100% (2211094/2211094), done. > warning: remote HEAD refers to nonexistent ref, unable to checkout. That thing is totally in the expected shape, it simply does not have a HEAD, but only branches $ git branch -r will list them all, and $ git checkout -t remote-branchname will check out origin/remote-branchname and create a branch remote-branchname tracking it. Cheers, Daniel -- Daniel Vetter Software Engineer, Intel Corporation +41 (0) 79 365 57 48 - http://blog.ffwll.ch