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# SPDX-License-Identifier: MIT
#
# Heterogeneous system architecture configuration
#
config HSA_AMD
bool "HSA kernel driver for AMD GPU devices"
depends on DRM_AMDGPU && (X86_64 || ARM64 || PPC64)
imply AMD_IOMMU_V2 if X86_64
select HMM_MIRROR
select MMU_NOTIFIER
select DRM_AMDGPU_USERPTR
help
Enable this if you want to use HSA features on AMD GPU devices.
config HSA_AMD_SVM
bool "Enable HMM-based shared virtual memory manager"
depends on HSA_AMD && DEVICE_PRIVATE
default y
select HMM_MIRROR
select MMU_NOTIFIER
help
Enable this to use unified memory and managed memory in HIP. This
memory manager supports two modes of operation. One based on
preemptions and one based on page faults. To enable page fault
based memory management on most GFXv9 GPUs, set the module
parameter amdgpu.noretry=0.
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