drm/amdkfd: Use kfd fd to mmap mmio

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TTM doesn't support CPU mapping of sg type bo (under which
mmio bo is created). Switch mmaping of mmio page to kfd
device file.

Signed-off-by: Oak Zeng <Oak.Zeng@amd.com>
Acked-by: Christian Konig <christian.koenig@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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Oak Zeng 2019-05-23 17:12:41 -05:00 • committed by Alex Deucher

parent c8bdf2b63e

commit d33ea570bd

2 changed files with 46 additions and 0 deletions

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45

drivers/gpu/drm/amd/amdkfd/kfd_chardev.c

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1

drivers/gpu/drm/amd/amdkfd/kfd_priv.h

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