nouveau: add an ioctl to report vram usage
This reports the currently used vram allocations. userspace using this has been proposed for nvk, but it's a rather trivial uapi addition. Reviewed-by:Faith Ekstrand <faith.ekstrand@collabora.com> Signed-off-by:
Dave Airlie <airlied@redhat.com>
parent
3f4d8aac
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