drm/amdgpu: Read discovery info from system memory

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On certain ASICs, discovery info is available at reserved region in system
memory. The location is available through ACPI interface. Add API to read
discovery info from there.

Signed-off-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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Lijo Lazar 2023-01-30 09:38:09 +05:30 • committed by Alex Deucher

parent 6e01882267

commit 368bb1bcfb

1 changed files with 23 additions and 0 deletions

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

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