drm/amdgpu: Implement get num of hops between two xgmi device

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KFD need to provide the info for upper level to determine the data path

Signed-off-by: shaoyunl <shaoyun.liu@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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shaoyunl 2019-04-17 14:28:18 -04:00 • committed by Alex Deucher

parent d8e408a827

commit da361dd13f

5 changed files with 50 additions and 18 deletions

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15

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

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1

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

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26

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

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23

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

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3

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

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