[Intel-gfx] i951 ERRORs and WARN_ON()s (was: blank screen on boot with i915/DRM_FBDEV_EMULATION)

2016-04-27 Thread Jani Nikula
On Wed, 27 Apr 2016, Florian Zumbiehl wrote: >> Florian, if you're using drm-intel-nigthly submit a bug at >> https://bugs.freedesktop.org/enter_bug.cgi?product=DRI, with DRM/intel >> as component. This way we can track some kind of progress/regress. The FIFO > > Gee ... is there any way without "

[Intel-gfx] i951 ERRORs and WARN_ON()s (was: blank screen on boot with i915/DRM_FBDEV_EMULATION)

2016-04-27 Thread Florian Zumbiehl
Hi, > Florian, if you're using drm-intel-nigthly submit a bug at > https://bugs.freedesktop.org/enter_bug.cgi?product=DRI, with DRM/intel > as component. This way we can track some kind of progress/regress. The FIFO Gee ... is there any way without "creating an account"? Having to create accounts

[Intel-gfx] i951 ERRORs and WARN_ON()s (was: blank screen on boot with i915/DRM_FBDEV_EMULATION)

2016-04-27 Thread Marius Vlad
Florian, if you're using drm-intel-nigthly submit a bug at https://bugs.freedesktop.org/enter_bug.cgi?product=DRI, with DRM/intel as component. This way we can track some kind of progress/regress. The FIFO underruns should've have been fixed, but maybe there's something related to your platform. O

i951 ERRORs and WARN_ON()s (was: blank screen on boot with i915/DRM_FBDEV_EMULATION)

2016-04-12 Thread Florian Zumbiehl
Hi, > > We've fixed piles of those in recent kernels, but didn't backport all the > > fixes (since usually it's a silent failure, but it can correlate with > > black screens). > > Not quite completely, it seems ... > > I have built drm-intel-nightly (f261f82359), and I'm getting this: [...] pin

i951 ERRORs and WARN_ON()s (was: blank screen on boot with i915/DRM_FBDEV_EMULATION)

2016-03-31 Thread Florian Zumbiehl
Hi, > We've fixed piles of those in recent kernels, but didn't backport all the > fixes (since usually it's a silent failure, but it can correlate with > black screens). Not quite completely, it seems ... I have built drm-intel-nightly (f261f82359), and I'm getting this: | [ 15.855007] [drm:i

[Intel-gfx] blank screen on boot with i915/DRM_FBDEV_EMULATION

2016-03-30 Thread Daniel Vetter
On Tue, Mar 29, 2016 at 06:44:57PM +0200, Florian Zumbiehl wrote: > Hi, > > > FBDEV_EMULATION vs. I915_FBDEV is probably a read herring, more likely is > > that for some odd reason the very first modeset fails. Once X has > > resurrect the screen, can you then switch to fbcon? Also please check in

blank screen on boot with i915/DRM_FBDEV_EMULATION

2016-03-29 Thread Florian Zumbiehl
Hi, > FBDEV_EMULATION vs. I915_FBDEV is probably a read herring, more likely is > that for some odd reason the very first modeset fails. Once X has > resurrect the screen, can you then switch to fbcon? Also please check in > /sys/class/vtconsole whether the fbdev driver is loaded and bound (check

blank screen on boot with i915/DRM_FBDEV_EMULATION

2016-03-29 Thread Daniel Vetter
On Sat, Mar 26, 2016 at 12:21:23PM +0100, Florian Zumbiehl wrote: > Hi, > > I just compiled a new kernel version 4.4.5, replacing a previous 4.1.9 for > my thinkpad x40, which replaced CONFIG_DRM_I915_FBDEV with > CONFIG_DRM_FBDEV_EMULATION--now, when the i915 and fbcon modules get loaded > during

blank screen on boot with i915/DRM_FBDEV_EMULATION

2016-03-26 Thread Florian Zumbiehl
Hi, I just compiled a new kernel version 4.4.5, replacing a previous 4.1.9 for my thinkpad x40, which replaced CONFIG_DRM_I915_FBDEV with CONFIG_DRM_FBDEV_EMULATION--now, when the i915 and fbcon modules get loaded during boot, the screen goes blank (with backlight still on), which didn't happen wi