1 /* SPDX-License-Identifier: GPL-2.0 */ 2 3 #include <linux/list.h> 4 #include <linux/acpi.h> 5 #include <linux/dax.h> 6 #include <cxl.h> 7 8 extern bool hmem_test; 9 10 struct cxl_mock_ops { 11 struct list_head list; 12 bool (*is_mock_adev)(struct acpi_device *dev); 13 int (*acpi_table_parse_cedt)(enum acpi_cedt_type id, 14 acpi_tbl_entry_handler_arg handler_arg, 15 void *arg); 16 bool (*is_mock_bridge)(struct device *dev); 17 acpi_status (*acpi_evaluate_integer)(acpi_handle handle, 18 acpi_string pathname, 19 struct acpi_object_list *arguments, 20 unsigned long long *data); 21 struct acpi_pci_root *(*acpi_pci_find_root)(acpi_handle handle); 22 bool (*is_mock_bus)(struct pci_bus *bus); 23 bool (*is_mock_port)(struct device *dev); 24 bool (*is_mock_dev)(struct device *dev); 25 int (*devm_cxl_switch_port_decoders_setup)(struct cxl_port *port); 26 int (*devm_cxl_endpoint_decoders_setup)(struct cxl_port *port); 27 void (*cxl_endpoint_parse_cdat)(struct cxl_port *port); 28 struct cxl_dport *(*devm_cxl_add_dport_by_dev)(struct cxl_port *port, 29 struct device *dport_dev); 30 int (*hmat_get_extended_linear_cache_size)(struct resource *backing_res, 31 int nid, 32 resource_size_t *cache_size); 33 int (*walk_hmem_resources)(struct device *host, walk_hmem_fn fn); 34 int (*region_intersects)(resource_size_t start, size_t size, 35 unsigned long flags, unsigned long desc); 36 int (*region_intersects_soft_reserve)(resource_size_t start, 37 size_t size); 38 }; 39 40 int hmem_test_init(void); 41 void hmem_test_exit(void); 42 void register_cxl_mock_ops(struct cxl_mock_ops *ops); 43 void unregister_cxl_mock_ops(struct cxl_mock_ops *ops); 44 struct cxl_mock_ops *get_cxl_mock_ops(int *index); 45 void put_cxl_mock_ops(int index); 46