drm/amdkfd: page_table_base already have the flags needed

The flags are added when calling amdgpu_gmc_pd_addr().
Signed-off-by: Yong Zhao <Yong.Zhao@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.c

@@ -978,7 +978,6 @@ static void set_vm_context_page_table_base(struct kgd_dev *kgd, uint32_t vmid,
 		uint64_t page_table_base)
 {
 	struct amdgpu_device *adev = get_amdgpu_device(kgd);
-	uint64_t base = page_table_base | AMDGPU_PTE_VALID;
 
 	if (!amdgpu_amdkfd_is_kfd_vmid(adev, vmid)) {
 		pr_err("trying to set page table base for wrong VMID %u\n",
@@ -990,7 +989,7 @@ static void set_vm_context_page_table_base(struct kgd_dev *kgd, uint32_t vmid,
 	 * now, all processes share the same address space size, like
 	 * on GFX8 and older.
 	 */
-	mmhub_v1_0_setup_vm_pt_regs(adev, vmid, base);
+	mmhub_v1_0_setup_vm_pt_regs(adev, vmid, page_table_base);
 
-	gfxhub_v1_0_setup_vm_pt_regs(adev, vmid, base);
+	gfxhub_v1_0_setup_vm_pt_regs(adev, vmid, page_table_base);
 }

drivers/gpu/drm/amd/amdkfd/kfd_priv.h

@@ -507,6 +507,7 @@ struct qcm_process_device {
 	 * All the memory management data should be here too
 	 */
 	uint64_t gds_context_area;
+	/* Contains page table flags such as AMDGPU_PTE_VALID since gfx9 */
 	uint64_t page_table_base;
 	uint32_t sh_mem_config;
 	uint32_t sh_mem_bases;