On 01/08/2014 05:09 PM, Jani Nikula wrote: > On Mon, 30 Dec 2013, Jani Nikula <jani.nikula@xxxxxxxxxxxxxxx> wrote: >> On Mon, 23 Dec 2013, der-b <der-b@xxxxxxxxx> wrote: >>> Hello, >>> >>> i got a new Notebook with an Intel Core i7-3689Y whit a Intel HD >>> Graphics 4000. I got a blank screen while booting but I could use ssh. >>> This happened each time, when I enabled CONFIG_I915_KMS in the kernel >>> config (modeset=1). Setting the option "invert_brightness=1" solved the >>> problem. >> >> Hi Bernd - >> >> The i915.invert_brightness parameter has only ever been needed on some >> gen4 Acer laptops; I suspect this is something else. >> >> Please drop that parameter, and try one of the v3.13-rc kernels or >> video.use_bios_initial_backlight=0 module parameter. > > For completeness, the reporter replied privately that > video.use_bios_initial_backlight=0 works. Is it possible for the reporter to test a v3.13-rc kernel? That param is removed in v3.13 after I did some clean up so it would be great to know if v3.13 kernel still works for him. Thanks, Aaron > > Jani. > > >> >> If those don't help, please file a bug on Product=DRI, >> Component=DRM/Intel as instructed in [1]. >> >> BR, >> Jani. >> >> >> [1] https://01.org/linuxgraphics/documentation/how-report-bugs >> >>> >>> I attached the "lspci -s 00:002 -nn -v" output. >>> I use the gentoo kernel 3.10.17. >>> >>> I hope this helps you a little bit. >>> >>> Kind regards, >>> >>> Bernd Lehmann >>> >>> >>> 00:02.0 VGA compatible controller [0300]: Intel Corporation 3rd Gen Core >>> processor Graphics Controller [8086:0166] (rev 09) (prog-if 00 [VGA >>> controller]) >>> Subsystem: Lenovo Device [17aa:3977] >>> Flags: bus master, fast devsel, latency 0, IRQ 42 >>> Memory at e0000000 (64-bit, non-prefetchable) [size=4M] >>> Memory at d0000000 (64-bit, prefetchable) [size=256M] >>> I/O ports at 2000 [size=64] >>> Expansion ROM at <unassigned> [disabled] >>> Capabilities: [90] MSI: Enable+ Count=1/1 Maskable- 64bit- >>> Capabilities: [d0] Power Management version 2 >>> Capabilities: [a4] PCI Advanced Features >>> Kernel driver in use: i915 >>> Kernel modules: i915 >>> >>> _______________________________________________ >>> dri-devel mailing list >>> dri-devel@xxxxxxxxxxxxxxxxxxxxx >>> http://lists.freedesktop.org/mailman/listinfo/dri-devel >> >> -- >> Jani Nikula, Intel Open Source Technology Center >> _______________________________________________ >> dri-devel mailing list >> dri-devel@xxxxxxxxxxxxxxxxxxxxx >> http://lists.freedesktop.org/mailman/listinfo/dri-devel > _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/dri-devel
