Maximilian Luz

Neat! Now only the suspend/resume thing remains. That's kind of a niche issue (and I think in general you should only detach the device if it's on), but I think...

That's a bit weird. Looking at https://elixir.bootlin.com/linux/v5.4.8/source/drivers/gpio/gpiolib.c#L3811 would suggest that the gpiochip might not be fully set up yet, which would be collaborated by your finding that it's a race...

Hmm yeah, I haven't gotten bbswitch to work, not sure what we'd have to do to change that. Also I need to get up to date on the whole GPU...

For anyone interested: I've been working on [this](https://github.com/qzed/linux-surfacebook2-mshw0153). While it's not a drop-in replacement for bbswitch and not supported by bumblebee, you can manually switch the dGPU on before calling...

Moved from https://github.com/qzed/linux-surfacegen5-acpi, as I want to keep these two modules separate for now and I think this should be handled here.

Moving back to https://github.com/qzed/linux-surfacegen5-acpi as this module is now integrated there. The `feature/dgpu-vgasw` branch contains an experimental implementation for vga-switcheroo. You can enable that by setting the module-parameters `vgasw=y` and...

Thanks. It looks like this is specific to the Pro X.

I tried your quick-fix at https://github.com/linux-surface/linux-surface/issues/91#issuecomment-739335100. I can see all three cameras in the selection menu now, but I unfortunately get a segfault as soon as I select one of...

> Can you run the test under gdb to get a backtrace perhaps please? Sure, I'll try to find some time for that this evening. > Unfortunately we won't be...

Alright, here's a backtrace: [gdb.log](https://github.com/kbingham/libcamera/files/5649782/gdb.log)