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| author | Chunming Zhou <David1.Zhou@amd.com> | 2017-03-27 11:53:12 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-03-29 23:55:30 -0400 |
| commit | 36f8c1f9037b0a05738ad479320c398f7a4642c1 (patch) | |
| tree | dc96ae4a4ae961e2211a1ce5d91d75c8190267de /drivers/gpu/drm/amd | |
| parent | f7effef8d6e38d7d3120c604ad7d0b299b349e14 (diff) | |
| download | op-kernel-dev-36f8c1f9037b0a05738ad479320c398f7a4642c1.zip op-kernel-dev-36f8c1f9037b0a05738ad479320c398f7a4642c1.tar.gz | |
drm/amdgpu: adapt vm size for multi vmpt
Signed-off-by: Chunming Zhou <David1.Zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Junwei Zhang <Jerry.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c index 5b4eb7a..ab090fc 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c @@ -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); |
