Re: [Intel-gfx] [drm/i915/3.17] panic in i915_digport_work_func

2014-09-01 Thread Mike Galbraith
On Mon, 2014-09-01 at 17:02 +1000, Dave Airlie wrote: > > drm/i915: add DP 1.2 MST support (v0.7) > > > > This adds DP 1.2 MST support on Haswell systems. > > > I've attached a patch that might fix this, please test and let me know. Lappy hasn't exploded in 20 boot cycles, which judging b

Re: [Intel-gfx] [drm/i915/3.17] panic in i915_digport_work_func

2014-08-31 Thread Mike Galbraith
Non-deterministic explosion culprit is the below. The commit says it adds mysterious acronyms to Haswell, so I suspect my little core2 lappy isn't ever supposed to see this code. The ftrace buffer is in fact empty after a successful boot. commit 0e32b39ceed665bfa4a77a4bc307b6652b991632 Author:

[Intel-gfx] [drm/i915/3.17] panic in i915_digport_work_func

2014-08-31 Thread Mike Galbraith
Greetings, My little Toshiba lappy is exploding non-deterministically during boot with master (<= 3.16 work fine). I tried to bisect it, but apparently didn't do quite enough reboots before saying 'good', so ended up... first bad commit: [5fa9be63a42bd4336448d27cbd1f3b993744dd88] Merge branch 'm