OK, here's a kernel log of me booting up and then going through the
dance to get my DP monitor lit up at the right resolution.
** Attachment added: "graphics-dp3-trace.txt"
https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-intel/+bug/912387/+attachment/2664798/+files/graphics-dp3-t
OK, here's a kernel log of me booting up and then going through the
dance to get my DP monitor lit up at the right resolution.
** Attachment added: "graphics-dp3-trace.txt"
https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-intel/+bug/912387/+attachment/2664799/+files/graphics-dp3-t
OK, here's a kernel log of me booting up and then going through the
dance to get my DP monitor lit up at the right resolution.
** Attachment added: "graphics-dp3-trace.txt"
https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-intel/+bug/912387/+attachment/2664797/+files/graphics-dp3-t
So xdiagnose doesn't work for me (I seem to hit bug #903484) but I added
"drm.debug=0xe" to my kernel command line by hand, and got the following
output.
This is not exactly the scenario described above -- I actually booted up at
home away from my dock, suspended the laptop, came to work, and res
The lightdm resolution issue is probably bug #874241.
The blank screen after the modeswitch with DP sounds like in some
situations it's bring up the external monitor on a different CRTC than
the one X is sending graphics to.
Please enable modesetting debug messages. Run 'sudo xdiagnose', it's
th
Also I see messages like
[ 5098.944951] [drm:drm_mode_getfb] *ERROR* invalid framebuffer id
which seem correlated as well.
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You received this bug notification because you are a member of Ubuntu-X,
which is subscribed to xserver-xorg-video-intel in Ubuntu.
https://bugs.launchpad.net/bugs/91238
OK, going into the display settings control panel and making sure the
laptop LVDS is _off_ and the DP is at native resolution worked. But if
I reboot there is a good chance the DP monitor won't come up and I'll
have to go through the whole dance of going to the console, running
"DISPLAY=:0 xrandr
Actually, just went into the display control panel and I am able to get
the external monitor to light up now at 1024x768, but native 2560x1440
still fails.
Note that sometimes I am able to get the external monitor working at the
native resolution with precise -- but I don't know what the differenc
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You received this bug notification because you are a member of Ubuntu-X,
which is subscribed to xserver-xorg-video-intel in Ubuntu.
https://bugs.launchpad.net/bugs/912387
Title:
Intel graphics stack regression (oneiric->precise) with external
displayport monitor
To manage notifications ab
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