701 	struct amdgpu_ttm_tt *gtt = ttm_to_amdgpu_ttm_tt(ttm);  in amdgpu_ttm_tt_get_user_pages()  local
702 	unsigned long start = gtt->userptr;  in amdgpu_ttm_tt_get_user_pages()
726 	if (unlikely((gtt->userflags & AMDGPU_GEM_USERPTR_ANONONLY) &&  in amdgpu_ttm_tt_get_user_pages()
750 	struct amdgpu_ttm_tt *gtt = (void *)ttm;  in amdgpu_ttm_tt_discard_user_pages()  local
752 	if (gtt && gtt->userptr && range)  in amdgpu_ttm_tt_discard_user_pages()
765 	struct amdgpu_ttm_tt *gtt = ttm_to_amdgpu_ttm_tt(ttm);  in amdgpu_ttm_tt_get_user_pages_done()  local
767 	if (!gtt || !gtt->userptr || !range)  in amdgpu_ttm_tt_get_user_pages_done()
771 		gtt->userptr, ttm->num_pages);  in amdgpu_ttm_tt_get_user_pages_done()
803 	struct amdgpu_ttm_tt *gtt = ttm_to_amdgpu_ttm_tt(ttm);  in amdgpu_ttm_tt_pin_userptr()  local
804 	int write = !(gtt->userflags & AMDGPU_GEM_USERPTR_READONLY);  in amdgpu_ttm_tt_pin_userptr()
822 	drm_prime_sg_to_dma_addr_array(ttm->sg, gtt->ttm.dma_address,  in amdgpu_ttm_tt_pin_userptr()
842 	struct amdgpu_ttm_tt *gtt = ttm_to_amdgpu_ttm_tt(ttm);  in amdgpu_ttm_tt_unpin_userptr()  local
843 	int write = !(gtt->userflags & AMDGPU_GEM_USERPTR_READONLY);  in amdgpu_ttm_tt_unpin_userptr()
866 	struct amdgpu_ttm_tt *gtt = (void *)ttm;  in amdgpu_ttm_gart_bind_gfx9_mqd()  local
879 				gtt->offset + (page_idx << PAGE_SHIFT),  in amdgpu_ttm_gart_bind_gfx9_mqd()
880 				1, &gtt->ttm.dma_address[page_idx], flags);  in amdgpu_ttm_gart_bind_gfx9_mqd()
886 				gtt->offset + ((page_idx + 1) << PAGE_SHIFT),  in amdgpu_ttm_gart_bind_gfx9_mqd()
888 				&gtt->ttm.dma_address[page_idx + 1],  in amdgpu_ttm_gart_bind_gfx9_mqd()
899 	struct amdgpu_ttm_tt *gtt = ttm_to_amdgpu_ttm_tt(ttm);  in amdgpu_ttm_gart_bind()  local
907 		amdgpu_gart_bind(adev, gtt->offset, ttm->num_pages,  in amdgpu_ttm_gart_bind()
908 				 gtt->ttm.dma_address, flags);  in amdgpu_ttm_gart_bind()
910 	gtt->bound = true;  in amdgpu_ttm_gart_bind()
924 	struct amdgpu_ttm_tt *gtt = ttm_to_amdgpu_ttm_tt(ttm);  in amdgpu_ttm_backend_bind()  local
931 	if (gtt->bound)  in amdgpu_ttm_backend_bind()
934 	if (gtt->userptr) {  in amdgpu_ttm_backend_bind()
945 			attach = gtt->gobj->import_attach;  in amdgpu_ttm_backend_bind()
953 		drm_prime_sg_to_dma_addr_array(ttm->sg, gtt->ttm.dma_address,  in amdgpu_ttm_backend_bind()
964 		gtt->offset = AMDGPU_BO_INVALID_OFFSET;  in amdgpu_ttm_backend_bind()
972 	gtt->offset = (u64)bo_mem->start << PAGE_SHIFT;  in amdgpu_ttm_backend_bind()
973 	amdgpu_gart_bind(adev, gtt->offset, ttm->num_pages,  in amdgpu_ttm_backend_bind()
974 			 gtt->ttm.dma_address, flags);  in amdgpu_ttm_backend_bind()
975 	gtt->bound = true;  in amdgpu_ttm_backend_bind()
991 	struct amdgpu_ttm_tt *gtt = ttm_to_amdgpu_ttm_tt(bo->ttm);  in amdgpu_ttm_alloc_gart()  local
1021 	gtt->offset = (u64)tmp->start << PAGE_SHIFT;  in amdgpu_ttm_alloc_gart()
1058 	struct amdgpu_ttm_tt *gtt = ttm_to_amdgpu_ttm_tt(ttm);  in amdgpu_ttm_backend_unbind()  local
1061 	if (gtt->userptr) {  in amdgpu_ttm_backend_unbind()
1063 	} else if (ttm->sg && gtt->gobj->import_attach) {  in amdgpu_ttm_backend_unbind()
1066 		attach = gtt->gobj->import_attach;  in amdgpu_ttm_backend_unbind()
1071 	if (!gtt->bound)  in amdgpu_ttm_backend_unbind()
1074 	if (gtt->offset == AMDGPU_BO_INVALID_OFFSET)  in amdgpu_ttm_backend_unbind()
1078 	amdgpu_gart_unbind(adev, gtt->offset, ttm->num_pages);  in amdgpu_ttm_backend_unbind()
1079 	gtt->bound = false;  in amdgpu_ttm_backend_unbind()
1085 	struct amdgpu_ttm_tt *gtt = ttm_to_amdgpu_ttm_tt(ttm);  in amdgpu_ttm_backend_destroy()  local
1087 	if (gtt->usertask)  in amdgpu_ttm_backend_destroy()
1088 		put_task_struct(gtt->usertask);  in amdgpu_ttm_backend_destroy()
1090 	ttm_tt_fini(&gtt->ttm);  in amdgpu_ttm_backend_destroy()
1091 	kfree(gtt);  in amdgpu_ttm_backend_destroy()
1107 	struct amdgpu_ttm_tt *gtt;  in amdgpu_ttm_tt_create()  local
1110 	gtt = kzalloc(sizeof(struct amdgpu_ttm_tt), GFP_KERNEL);  in amdgpu_ttm_tt_create()
1111 	if (!gtt)  in amdgpu_ttm_tt_create()
1114 	gtt->gobj = &bo->base;  in amdgpu_ttm_tt_create()
1116 		gtt->pool_id = KFD_XCP_MEM_ID(adev, abo->xcp_id);  in amdgpu_ttm_tt_create()
1118 		gtt->pool_id = abo->xcp_id;  in amdgpu_ttm_tt_create()
1126 	if (ttm_sg_tt_init(&gtt->ttm, bo, page_flags, caching)) {  in amdgpu_ttm_tt_create()
1127 		kfree(gtt);  in amdgpu_ttm_tt_create()
1130 	return &gtt->ttm;  in amdgpu_ttm_tt_create()
1144 	struct amdgpu_ttm_tt *gtt = ttm_to_amdgpu_ttm_tt(ttm);  in amdgpu_ttm_tt_populate()  local
1150 	if (gtt->userptr) {  in amdgpu_ttm_tt_populate()
1160 	if (adev->mman.ttm_pools && gtt->pool_id >= 0)  in amdgpu_ttm_tt_populate()
1161 		pool = &adev->mman.ttm_pools[gtt->pool_id];  in amdgpu_ttm_tt_populate()
1183 	struct amdgpu_ttm_tt *gtt = ttm_to_amdgpu_ttm_tt(ttm);  in amdgpu_ttm_tt_unpopulate()  local
1190 	if (gtt->userptr) {  in amdgpu_ttm_tt_unpopulate()
1205 	if (adev->mman.ttm_pools && gtt->pool_id >= 0)  in amdgpu_ttm_tt_unpopulate()
1206 		pool = &adev->mman.ttm_pools[gtt->pool_id];  in amdgpu_ttm_tt_unpopulate()
1223 	struct amdgpu_ttm_tt *gtt;  in amdgpu_ttm_tt_get_userptr()  local
1228 	gtt = (void *)tbo->ttm;  in amdgpu_ttm_tt_get_userptr()
1229 	*user_addr = gtt->userptr;  in amdgpu_ttm_tt_get_userptr()
1248 	struct amdgpu_ttm_tt *gtt;  in amdgpu_ttm_tt_set_userptr()  local
1260 	gtt = ttm_to_amdgpu_ttm_tt(bo->ttm);  in amdgpu_ttm_tt_set_userptr()
1261 	gtt->userptr = addr;  in amdgpu_ttm_tt_set_userptr()
1262 	gtt->userflags = flags;  in amdgpu_ttm_tt_set_userptr()
1264 	if (gtt->usertask)  in amdgpu_ttm_tt_set_userptr()
1265 		put_task_struct(gtt->usertask);  in amdgpu_ttm_tt_set_userptr()
1266 	gtt->usertask = current->group_leader;  in amdgpu_ttm_tt_set_userptr()
1267 	get_task_struct(gtt->usertask);  in amdgpu_ttm_tt_set_userptr()
1277 	struct amdgpu_ttm_tt *gtt = ttm_to_amdgpu_ttm_tt(ttm);  in amdgpu_ttm_tt_get_usermm()  local
1279 	if (gtt == NULL)  in amdgpu_ttm_tt_get_usermm()
1282 	if (gtt->usertask == NULL)  in amdgpu_ttm_tt_get_usermm()
1285 	return gtt->usertask->mm;  in amdgpu_ttm_tt_get_usermm()
1296 	struct amdgpu_ttm_tt *gtt = ttm_to_amdgpu_ttm_tt(ttm);  in amdgpu_ttm_tt_affect_userptr()  local
1299 	if (gtt == NULL || !gtt->userptr)  in amdgpu_ttm_tt_affect_userptr()
1305 	size = (unsigned long)gtt->ttm.num_pages * PAGE_SIZE;  in amdgpu_ttm_tt_affect_userptr()
1306 	if (gtt->userptr > end || gtt->userptr + size <= start)  in amdgpu_ttm_tt_affect_userptr()
1310 		*userptr = gtt->userptr;  in amdgpu_ttm_tt_affect_userptr()
1319 	struct amdgpu_ttm_tt *gtt = ttm_to_amdgpu_ttm_tt(ttm);  in amdgpu_ttm_tt_is_userptr()  local
1321 	if (gtt == NULL || !gtt->userptr)  in amdgpu_ttm_tt_is_userptr()
1332 	struct amdgpu_ttm_tt *gtt = ttm_to_amdgpu_ttm_tt(ttm);  in amdgpu_ttm_tt_is_readonly()  local
1334 	if (gtt == NULL)  in amdgpu_ttm_tt_is_readonly()
1337 	return !!(gtt->userflags & AMDGPU_GEM_USERPTR_READONLY);  in amdgpu_ttm_tt_is_readonly()