[Intel-gfx] [PATCH v6 3/4] drm: Expand max DRM device number to full MINORBITS

[Simon Ser]

On Wednesday, August 23rd, 2023 at 12:53, Simon Ser <contact at emersion.fr> wrote:

> On Tuesday, August 8th, 2023 at 17:04, James Zhu jamesz at amd.com wrote:
> 
> > I have a MR for libdrm to support drm nodes type up to 2^MINORBITS
> > nodes which can work with these patches,
> > 
> > https://gitlab.freedesktop.org/mesa/drm/-/merge_requests/305
> 
> FWIW, this MR has been merged, so in theory this kernel patch should
> work fine with latest libdrm.

Hm, we might want to adjust MAX_DRM_NODES still. It's set to 256
currently, which should be enough for 128 DRM devices, but not more.
Not bumping this value will make drmGetDevices2() print a warning and
not return all devices on systems with more than 128 DRM devices.