From: Christian König <christian.koenig@amd.com>
Date: Tue, 16 Jan 2018 14:35:10 +0000 (+0100)
Subject: drm/amdgpu: fix CPU based VM updates
X-Git-Tag: Ubuntu-5.10.0-12.13~8506^2~3^2~14
X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=83fbb788a49c11477d42ca323cf16c109d426d70;p=mirror_ubuntu-hirsute-kernel.git

drm/amdgpu: fix CPU based VM updates

That got accidentially removed.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index 9e266307ce63..6fc16eecf2dc 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -970,12 +970,16 @@ static void amdgpu_vm_handle_huge_pages(struct amdgpu_pte_update_params *p,
 	amdgpu_gart_get_vm_pde(p->adev, AMDGPU_VM_PDB0,
 			       &dst, &flags);
 
-	if (parent->base.bo->shadow) {
-		pd_addr = amdgpu_bo_gpu_offset(parent->base.bo->shadow);
-		pde = pd_addr + (entry - parent->entries) * 8;
-		p->func(p, pde, dst, 1, 0, flags);
+	if (p->func == amdgpu_vm_cpu_set_ptes) {
+		pd_addr = (unsigned long)amdgpu_bo_kptr(parent->base.bo);
+	} else {
+		if (parent->base.bo->shadow) {
+			pd_addr = amdgpu_bo_gpu_offset(parent->base.bo->shadow);
+			pde = pd_addr + (entry - parent->entries) * 8;
+			p->func(p, pde, dst, 1, 0, flags);
+		}
+		pd_addr = amdgpu_bo_gpu_offset(parent->base.bo);
 	}
-	pd_addr = amdgpu_bo_gpu_offset(parent->base.bo);
 	pde = pd_addr + (entry - parent->entries) * 8;
 	p->func(p, pde, dst, 1, 0, flags);
 }