drm/amdgpu: Add address allocator for NPA addresses

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Add a address allocator, which uses DRM MM, for allocating and
deallocating NPA addresses for BOs exported/imported in a rack-scale
setup.

Signed-off-by: Mukul Joshi <mukul.joshi@amd.com>
Reviewed-by: Felix Kuehling <felix.kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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Mukul Joshi 2026-04-27 19:30:02 -04:00 • committed by Alex Deucher

parent 09152b002f

commit 37195ac8bd

2 changed files with 96 additions and 0 deletions

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86

drivers/gpu/drm/amd/amdgpu/amdgpu_ualink.c

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10

drivers/gpu/drm/amd/amdgpu/amdgpu_ualink.h

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