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Commit 36f8c1f9 authored by Chunming Zhou's avatar Chunming Zhou Committed by Alex Deucher
Browse files

drm/amdgpu: adapt vm size for multi vmpt 



Signed-off-by: default avatarChunming Zhou <David1.Zhou@amd.com>
Reviewed-by: default avatarChristian König <christian.koenig@amd.com>
Reviewed-by: default avatarJunwei Zhang <Jerry.Zhang@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent f7effef8

drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c

+6 −0
Original line number Diff line number Diff line
@@ -500,6 +500,12 @@ static int gmc_v9_0_vm_init(struct amdgpu_device *adev) 
	 * amdkfd will use VMIDs 8-15

	 */

	adev->vm_manager.num_ids = AMDGPU_NUM_OF_VMIDS;

	/* Because of four level VMPTs, vm size at least is 256GB.

	256TB is OK as well */

	if (amdgpu_vm_size < 256) {

		DRM_WARN("vm size at least is 256GB!\n");

		amdgpu_vm_size = 256;

	}

	adev->vm_manager.num_level = 1;

	amdgpu_vm_manager_init(adev);