1// SPDX-License-Identifier: GPL-2.0 2/* Copyright(c) 2016 - 2018 Intel Corporation. All rights reserved. */ 3#include <linux/percpu-refcount.h> 4#include <linux/memremap.h> 5#include <linux/module.h> 6#include <linux/pfn_t.h> 7#include <linux/nd.h> 8#include "../bus.h" 9 10static int dax_pmem_probe(struct device *dev) 11{ 12 return PTR_ERR_OR_ZERO(__dax_pmem_probe(dev, DEV_DAX_BUS)); 13} 14 15static struct nd_device_driver dax_pmem_driver = { 16 .probe = dax_pmem_probe, 17 .drv = { 18 .name = "dax_pmem", 19 }, 20 .type = ND_DRIVER_DAX_PMEM, 21}; 22 23static int __init dax_pmem_init(void) 24{ 25 return nd_driver_register(&dax_pmem_driver); 26} 27module_init(dax_pmem_init); 28 29static void __exit dax_pmem_exit(void) 30{ 31 driver_unregister(&dax_pmem_driver.drv); 32} 33module_exit(dax_pmem_exit); 34 35MODULE_LICENSE("GPL v2"); 36MODULE_AUTHOR("Intel Corporation"); 37#if !IS_ENABLED(CONFIG_DEV_DAX_PMEM_COMPAT) 38/* For compat builds, don't load this module by default */ 39MODULE_ALIAS_ND_DEVICE(ND_DEVICE_DAX_PMEM); 40#endif 41