[PATCH 2/2] drm/amdgpu: Put page tables to GTT memory for APUs.

Yifan Zhang yifan1.zhang at amd.com
Tue Aug 22 06:17:24 UTC 2023


To decrease VRAM pressure for APUs, put page tables to
GTT domain.

Signed-off-by: Yifan Zhang <yifan1.zhang at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_vm_pt.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_pt.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_pt.c
index 96d601e209b8..26063e611c49 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_pt.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_pt.c
@@ -515,7 +515,7 @@ int amdgpu_vm_pt_create(struct amdgpu_device *adev, struct amdgpu_vm *vm,
 	bp.size = amdgpu_vm_pt_size(adev, level);
 	bp.byte_align = AMDGPU_GPU_PAGE_SIZE;
 
-	if (!adev->gmc.is_app_apu)
+	if (!(adev->gmc.is_app_apu || (adev->flags & AMD_IS_APU)))
 		bp.domain = AMDGPU_GEM_DOMAIN_VRAM;
 	else
 		bp.domain = AMDGPU_GEM_DOMAIN_GTT;
-- 
2.37.3



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