Very odd, this is what happens
prior to and directly after installing the nvidia drivers this is shown & as
expected. Also after purging nvidia* & rebooting -
$ sudo lshw -c display
[sudo] password for doug:
*-display
description: VGA compatible controller
product: Sky Lake Integrated Graphics
vendor: Intel Corporation
physical id: 2
bus info: pci@0000:00:02.0
version: 07
width: 64 bits
clock: 33MHz
capabilities: pciexpress msi pm vga_controller bus_master cap_list rom
configuration: driver=i915_bpo latency=0
resources: irq:130 memory:92000000-92ffffff memory:a0000000-afffffff
ioport:6000(size=64)
*-display UNCLAIMED
description: 3D controller
product: GM108M [GeForce 940M]
vendor: NVIDIA Corporation
physical id: 0
bus info: pci@0000:01:00.0
version: a2
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress bus_master cap_list
configuration: latency=0
resources: memory:93000000-93ffffff memory:80000000-8fffffff
memory:90000000-91ffffff ioport:5000(size=128)
Once I reboot after the driver install & also after returning to intel via a
tty with sudo prime-select intel-
sudo lshw -c display
[sudo] password for doug:
*-display
description: VGA compatible controller
product: Sky Lake Integrated Graphics
vendor: Intel Corporation
physical id: 2
bus info: pci@0000:00:02.0
version: 07
width: 64 bits
clock: 33MHz
capabilities: pciexpress msi pm vga_controller bus_master cap_list rom
configuration: driver=i915_bpo latency=0
resources: irq:130 memory:92000000-92ffffff memory:a0000000-afffffff
ioport:6000(size=64)
So once I reboot with nvidia drivers installed the device 'disappears' &
doesn't 'return' until the drivers are removed & a reboot
The update-alternatives would be /usr/lib/nvidia-361/ld.so.conf
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https://bugs.launchpad.net/bugs/1565516
Title:
Fails with skylake & nvidia 940m, removes xorg.conf boot up/log in
fail
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