Trusty 14.04 No video with hybrid graphics intel Hd4000+ Nvidia 820M
Bug #1309890 reported by
Lars Hansson
This bug affects 2 people
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
nvidia-graphics-drivers-331 (Ubuntu) |
Confirmed
|
Undecided
|
Unassigned |
Bug Description
I have a laptop with hybrid graphics Intel HD4000 + Nvidia 820M and I get no video after installing nvidia-331-updates.
X goes to low graphics mode.
This is working in 13.10 with nvidia-119-updates and nvidia-prime so this is a regression.
X.org log attached.
It seems the 820M card can't find any attached display devices and tries to set video mode NULL. On 14.04 the "Validated MetaModes" are NULL while on 13.10 they are "nvidia-
summary: |
- No video with hybrid graphics Hd4000+820M + Trusty 14.04 No video with hybrid graphics intel Hd4000+ Nvidia 820M |
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Here's the Xorg.0.log for 13.10.