[Intel-xe] [PATCH v5 0/5] uAPI bits for small-bar

[Matthew Auld]

The remaining small-bar bits. Add support for requesting CPU access for VRAM
buffers. Also expose this to userspace, along with various bits of related
accounting. Finally turn on small-bar support.

v2: Various improvements suggested by José
v3: Add some kernel-doc (Gwan-gyeong)
v4: Small kernel-doc fix, also use the correct version of the struct
v5: Rebase on latest xe-next changes

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2.40.1