Hi Christopher,
Exactly, if I force with vgaswitcheroo to DIScrete (radeon), display goes off.
I think, since it is a muxless system, Radeon GPU have no populated display
port. Only works as gpu coprocessor.
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Hi Chris,
No option. Running latest Bios.
I think this muxless config is like a rendering coprocesor with no pin
to external display. Radeon coprocess data and use DMA to Intel FB to
connect to display. Something new for me.
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Hi Christopher,
Notebook HP G62
model: G62-b85SS
product: XF219EA#ABE
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https://bugs.launchpad.net/bugs/1406222
Title:
Can't switch to Radeon rendering
Status
I was trying to draw some 3D objects with Bricscad in 3D and was
useless. Fail after few minutes (in the best cases) with "segmentation
fault".
So I launch Kicad/pcbnew to check if something has improved in 3D
rendering, and seems to faster nothing.
x--: Glxgear test:
Hi Christopher,
I'm running kernel 3.19 + oibaf ppa
(https://launchpad.net/~oibaf/+archive/ubuntu/graphics-drivers)
Beside that, I added DRI_PRIME=1 variable to /etc/enviroment to make it
default.
Even with that variable, latest kernel+mesa+, Bricscad fail to inicialize in 3D
with this ugly mes
I found that my notebook HP G62 is a Muxless GPU system, with an IGP
i915 + DIS Radeon 54xx.
The way I can run an app in accelerated mode is with "DRI_PRIME=1
glxgears"
But I cannot enable it by default.
Also an important app for me fail to start with this silly message:
"intel_do_flush_locked f
Happens to me, every time I launch bricscad in 3D mode
intel_do_flush_locked failed: No such file or directory
[ Ubuntu 14.10, PPA Olaf ] [ HP G62: VGA Intel i915 with hybrid muxless
Radeon HD54xx ]
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Public bug reported:
After playing a lot, I can't swith from integrated Intel to Discrete
Radeon VGA.
vgaswitcheroo:
0:DIS-Audio: :Off::01:00.1
1:DIS: :DynOff::01:00.0
2:IGD:+:Pwr::00:02.0
If: "echo DIS > ./switch" display turn off.
I tried make an script, switching to DIS and
Updating the BIOS solve the problem.
Thanks !
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https://bugs.launchpad.net/bugs/1387039
Title:
[HP G62-143CL Notebook PC] Dual VGA get enabled hybrid AMD/Intel
Hi Chris,
This notebook came to my hands with no stickers in front nor back. Only have
WinSerialSticker.
I thought it was a HP G62 143A/CL, but I'm not sure. It's also came from a
different country, India I think, but also not sure about that.
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Public bug reported:
Ubuntu enable both VGA on HP G62 notebook
When mirroring in HDMI, get mirrored in 3 display, one of this do not
exist.(Internal INTEL vga).
I find no way of disabling it. No option in the bios.
ProblemType: Bug
DistroRelease: Ubuntu 14.10
Package: xorg 1:7.7+7ubuntu2
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