On 08/22/2018 11:05 PM, Christian König wrote:
Add the necessary handling.
Signed-off-by: Christian König <[email protected]>
Looks going to use GTT for page table.
What kind of scenario to use that?
could it be replaced by CPU updating page table in system memory?
Regards,
Jerry
---
drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
index e412eb8e347c..3393a329fc9c 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
@@ -571,7 +571,7 @@ static uint64_t gmc_v9_0_get_vm_pte_flags(struct
amdgpu_device *adev,
static void gmc_v9_0_get_vm_pde(struct amdgpu_device *adev, int level,
uint64_t *addr, uint64_t *flags)
{
- if (!(*flags & AMDGPU_PDE_PTE))
+ if (!(*flags & AMDGPU_PDE_PTE) && !(*flags & AMDGPU_PTE_SYSTEM))
*addr = adev->vm_manager.vram_base_offset + *addr -
adev->gmc.vram_start;
BUG_ON(*addr & 0xFFFF00000000003FULL);
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