[Intel-gfx] [PATCH i-g-t 2/3] lib/igt_sysfs: igt_sysfs_path only works for master nodes

[Chris Wilson]

Quoting Tvrtko Ursulin (2017-11-28 18:09:56)
> From: Tvrtko Ursulin <tvrtko.ursulin at intel.com>
> 
> DRM code defines the minor range for master nodes as 0-63, so express that
> explicitly near the top of the function.

We do use rendernodes, so we had better support them correctly. I
thought the premise of /sys/dev/char/$maj:$min/ was that it would work
with render as well as master nodes.
-Chris