when the VA address located in the last PD entries,
the alloc_pts will faile.
Use the right PD mask instand of hardcode, suggested
by jerry.zhang.
Signed-off-by: Rex Zhu <rex....@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index 054633b..3939013 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -202,8 +202,11 @@ static unsigned amdgpu_vm_num_entries(struct amdgpu_device
*adev,
static uint32_t amdgpu_vm_entries_mask(struct amdgpu_device *adev,
unsigned int level)
{
+ unsigned shift = amdgpu_vm_level_shift(adev,
+ adev->vm_manager.root_level);
+
if (level <= adev->vm_manager.root_level)
- return 0xffffffff;
+ return (round_up(adev->vm_manager.max_pfn, 1 << shift) >>
shift) - 1;
else if (level != AMDGPU_VM_PTB)
return 0x1ff;
else
--
1.9.1
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