Am 25.11.20 um 14:12 schrieb Likun Gao:
From: Likun Gao <Likun.Gao@xxxxxxx>
4MB reserved VRAM size which used for page tables was not enough for
some condition, increase it to 8MB to reduce page table contention.
What's the use case here? 8MB is already pretty extensive, I don't want
to run into problems with APUs.
Signed-off-by: Likun Gao <Likun.Gao@xxxxxxx>
Change-Id: Ibbc0c14a75bd0e57d77e30b7140a144f4030114a
Reviewed-by: Christian König <christian.koenig@xxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
index fa7d181934e5..1ed130d518a0 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
@@ -104,7 +104,7 @@ struct amdgpu_bo_list_entry;
#define AMDGPU_VM_FAULT_STOP_ALWAYS 2
/* Reserve 4MB VRAM for page tables */
-#define AMDGPU_VM_RESERVED_VRAM (4ULL << 20)
+#define AMDGPU_VM_RESERVED_VRAM (8ULL << 20)
/* max number of VMHUB */
#define AMDGPU_MAX_VMHUBS 3
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