On Fri Nov 14, 2025 at 11:41 AM JST, John Hubbard wrote: > Some places in the driver use ENODEV for unsupported GPUs, while others > use ENOTSUPP. ENOTSUPP is more accurate, so change the ENODEV instances > to ENOTSUPP.
Mmm actually I suspect we do want to return `ENODEV` in those cases, for the driver core to interpret the error as "I reject this particular device": https://elixir.bootlin.com/linux/v6.13/source/drivers/base/dd.c#L588
