From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jani Nikula Subject: Re: I915 did not work whit modset=1 Date: Wed, 08 Jan 2014 11:09:12 +0200 Message-ID: <8738kydemf.fsf@intel.com> References: <52B87360.6050900@der-b.com> <87r48uk02p.fsf@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by gabe.freedesktop.org (Postfix) with ESMTP id 9860FFB02A for ; Wed, 8 Jan 2014 01:06:10 -0800 (PST) In-Reply-To: <87r48uk02p.fsf@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: dri-devel-bounces@lists.freedesktop.org Errors-To: dri-devel-bounces@lists.freedesktop.org To: der-b , dri-devel@lists.freedesktop.org Cc: Aaron Lu List-Id: dri-devel@lists.freedesktop.org On Mon, 30 Dec 2013, Jani Nikula wrote: > On Mon, 23 Dec 2013, der-b 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. 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 [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@lists.freedesktop.org >> http://lists.freedesktop.org/mailman/listinfo/dri-devel > > -- > Jani Nikula, Intel Open Source Technology Center > _______________________________________________ > dri-devel mailing list > dri-devel@lists.freedesktop.org > http://lists.freedesktop.org/mailman/listinfo/dri-devel -- Jani Nikula, Intel Open Source Technology Center