On 2009.03.17 14:38:44 +0800, Mike Lothian wrote: > 2009/3/17 Zhenyu Wang <[email protected]>: > > On 2009.03.17 07:25:52 +0800, Mike Lothian wrote: > >> 2009/3/16 Jesse Barnes <[email protected]>: > >> > On Sunday, March 15, 2009 6:23:59 am Mike Lothian wrote: > >> >> Hi > >> >> > >> >> I've been using KMS on Intel since it was merged with 2.6.29. In > >> >> parallel to this I've also been testing the drm-intel-next branch of > >> >> anholt's git tree > >> >> > >> >> This stopped working for me about 2 weeks ago. > >> >> > >> >> When the kernel normally switches to the correct resolution on > >> >> mainline the drm-intel-next kernel turns the screen black then slowly > >> >> gets brighter from the edges going through purple into white, showing > >> >> all the imperfections in the screen > >> >> > >> >> I'm not sure what's happening in the background as my laptop never > >> >> gets to the point where I can SSH in. > >> >> > >> >> It's a: > >> >> > >> >> 00:02.0 VGA compatible controller [0300]: Intel Corporation Mobile 4 > >> >> Series Chipset Integrated Graphics Controller [8086:2a42] (rev 07) > >> >> 00:02.1 Display controller [0380]: Intel Corporation Mobile 4 Series > >> >> Chipset Integrated Graphics Controller [8086:2a43] (rev 07) > >> >> > >> >> Hope this helps in some way > >> > > >> > If it used to work but now doesn't, you may be able to use "git bisect" > >> > to get > >> > down to the offending commit. Either way, please file a bug at > >> > bugs.freedesktop.org for this problem if one doesn't already exist. > >> > > >> > Thanks, > >> > -- > >> > Jesse Barnes, Intel Open Source Technology Center > >> > > >> > >> Hi I've just finished bisecting and the "dodgy" commit was: > >> > >> drm/i915: Use LVDS config in Driver feature BDB for integrated LVDS check > >> ed356c1946edc4017799de0371ef229bffa5e72c > >> > >> I hope this helps > > > > That commit has drawbacks and needs rework. Could you attach bios_reader > > output? > > The utility is under xf86-video-intel/src/bios_reader, make sure you're on > > git tip > > or 2.7 branch. > > > > -- > > Open Source Technology Center, Intel ltd. > > > > $gpg --keyserver wwwkeys.pgp.net --recv-keys 4D781827 > > > > -----BEGIN PGP SIGNATURE----- > > Version: GnuPG v1.4.9 (GNU/Linux) > > > > iEYEARECAAYFAkm+9IEACgkQsQQaM014GCdoowCfd2ge7OUM18OrEbWXRp3lffUP > > 1HAAoIf1/esrspgHu5YXz+XN8T2IFXDb > > =irEf > > -----END PGP SIGNATURE----- > > > > > > OK I'm attaching the rom > > Just so you know the BIOS in this laptop is a joke, just do a search > for Samsung R510 on bugs.kernel.org > > I also always have DVI2 showing up as connected when there is only a > VGA, HDMI and the laptop screen > > Hope this helps >
It looks your bios does have correct LVDS config in VBT: Driver feature Data Block: Boot Device Algorithm: os default Block display switching when DVD active: yes Allow display switching when in Full Screen DOS: no Hot Plug DVO: yes Dual View Zoom: no Driver INT 15h hook: no Enable Sprite in Clone Mode: yes Use 00000110h ID for Primary LFP: no Boot Mode X: 1024 Boot Mode Y: 768 Boot Mode Bpp: 8 Boot Mode Refresh: 60 Enable LFP as primary: no Selective Mode Pruning: no Dual-Frequency Graphics Technology: no Default Render Clock Frequency: high NT 4.0 Dual Display Clone Support: no Default Power Scheme user interface: CUI Sprite Display Assignment when Overlay is Active in Clone Mode: secondary Display Maintain Aspect Scaling via CUI: yes Preserve Aspect Ratio: no Enable SDVO device power down: no CRT hotplug: yes LVDS config: Integrated LVDS Define Display statically: no Legacy CRT max X: 0 Legacy CRT max Y: 0 Legacy CRT max refresh: 85 there might some other issue, could you file a bug to bugs.freedesktop.org? -- Open Source Technology Center, Intel ltd. $gpg --keyserver wwwkeys.pgp.net --recv-keys 4D781827
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