diff options
| author | Emily Deng <Emily.Deng@amd.com> | 2017-12-29 08:13:08 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-12-31 06:24:20 +0300 |
| commit | 104bd2ca1124dfd9aa904d5f5a96253ef2b580f6 (patch) | |
| tree | 06d9f0e326f8952aec540e8c6e27dda9fa3c957d /drivers/gpu/drm/amd | |
| parent | dc947770cf3400dd07ed2e2b7b9acb4f96d5137f (diff) | |
| download | linux-104bd2ca1124dfd9aa904d5f5a96253ef2b580f6.tar.xz | |
drm/amdgpu: Correct the IB size of bo update mapping.
The amdgpu_vm_frag_ptes will call amdgpu_vm_update_ptes, and for buffer
object that has shadow buffer, need twice commands.
Signed-off-by: Emily Deng <Emily.Deng@amd.com>
Reviewed-by: Chunming Zhou <david1.zhou@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/amdgpu_vm.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index e623109be202..d4510807a692 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -1200,13 +1200,19 @@ static int amdgpu_vm_bo_update_mapping(struct amdgpu_device *adev, * * The second command is for the shadow pagetables. */ - ncmds = ((nptes >> min(adev->vm_manager.block_size, 11u)) + 1) * 2; + if (vm->root.base.bo->shadow) + ncmds = ((nptes >> min(adev->vm_manager.block_size, 11u)) + 1) * 2; + else + ncmds = ((nptes >> min(adev->vm_manager.block_size, 11u)) + 1); /* padding, etc. */ ndw = 64; /* one PDE write for each huge page */ - ndw += ((nptes >> adev->vm_manager.block_size) + 1) * 6; + if (vm->root.base.bo->shadow) + ndw += ((nptes >> adev->vm_manager.block_size) + 1) * 6 * 2; + else + ndw += ((nptes >> adev->vm_manager.block_size) + 1) * 6; if (pages_addr) { /* copy commands needed */ |