Am 19.04.2017 um 03:53 schrieb Junwei Zhang:
v2: unify PRT bit for all ASICs
Signed-off-by: Junwei Zhang <[email protected]>
Acked-by: David Zhou <[email protected]>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 5 +++++
drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h | 3 ++-
2 files changed, 7 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index f804d38..f4087c4 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -1473,6 +1473,11 @@ int amdgpu_vm_bo_update(struct amdgpu_device *adev,
spin_unlock(&vm->status_lock);
list_for_each_entry(mapping, &bo_va->invalids, list) {
+ if (mapping->flags & AMDGPU_PTE_PRT) {
+ flags |= AMDGPU_PTE_PRT;
+ flags &= ~AMDGPU_PTE_VALID;
+ }
Please move that into amdgpu_vm_bo_split_mapping() where we apply the
other flags as well.
Additional to that we need a check like "&& adev->asic_type >=
CHIP_VEGA10" here.
Not nice to have that ASIC specifc code here, but we can clean that up
later on.
Regards,
Christian.
+
r = amdgpu_vm_bo_split_mapping(adev, exclusive,
gtt_flags, pages_addr, vm,
mapping, flags, mem,
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
index 0f547c6..8eba2d3 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
@@ -65,7 +65,8 @@
#define AMDGPU_PTE_FRAG(x) ((x & 0x1fULL) << 7)
-#define AMDGPU_PTE_PRT (1ULL << 63)
+/* TILED for VEGA10, reserved for older ASICs */
+#define AMDGPU_PTE_PRT (1ULL << 51)
/* VEGA10 only */
#define AMDGPU_PTE_MTYPE(a) ((uint64_t)a << 57)
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