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drm/amdgpu: save the setting of VM_CONTEXT_CNTL

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MES firmware needs the setting of VM_CONTEXT_CNTL to perform
vmid switch. Save the initial setting when hub initializing.

Signed-off-by: Jack Xiao <Jack.Xiao@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Jack Xiao
2021-05-12 15:53:48 +08:00
committed by Alex Deucher
parent 98a0f8687e
commit d7dab4fc44
7 changed files with 13 additions and 0 deletions
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2
drivers/gpu/drm/amd/amdgpu/mmhub_v3_0.c
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@@ -361,6 +361,8 @@ static void mmhub_v3_0_setup_vmid_config(struct amdgpu_device *adev)
i * hub->ctx_addr_distance,
upper_32_bits(adev->vm_manager.max_pfn - 1));
}
hub->vm_cntx_cntl = tmp;
}
static void mmhub_v3_0_program_invalidation(struct amdgpu_device *adev)