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- /*
- * Copyright(c) 2013-2015 Intel Corporation. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of version 2 of the GNU General Public License as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- */
- #ifndef __ND_CORE_H__
- #define __ND_CORE_H__
- #include <linux/libnvdimm.h>
- #include <linux/device.h>
- #include <linux/libnvdimm.h>
- #include <linux/sizes.h>
- #include <linux/mutex.h>
- #include <linux/nd.h>
- extern struct list_head nvdimm_bus_list;
- extern struct mutex nvdimm_bus_list_mutex;
- extern int nvdimm_major;
- struct nvdimm_bus {
- struct nvdimm_bus_descriptor *nd_desc;
- wait_queue_head_t probe_wait;
- struct module *module;
- struct list_head list;
- struct device dev;
- int id, probe_active;
- struct mutex reconfig_mutex;
- };
- struct nvdimm {
- unsigned long flags;
- void *provider_data;
- unsigned long *dsm_mask;
- struct device dev;
- atomic_t busy;
- int id;
- };
- bool is_nvdimm(struct device *dev);
- bool is_nd_pmem(struct device *dev);
- bool is_nd_blk(struct device *dev);
- struct nvdimm_bus *walk_to_nvdimm_bus(struct device *nd_dev);
- int __init nvdimm_bus_init(void);
- void nvdimm_bus_exit(void);
- void nd_region_probe_success(struct nvdimm_bus *nvdimm_bus, struct device *dev);
- struct nd_region;
- void nd_region_create_blk_seed(struct nd_region *nd_region);
- void nd_region_create_btt_seed(struct nd_region *nd_region);
- void nd_region_disable(struct nvdimm_bus *nvdimm_bus, struct device *dev);
- int nvdimm_bus_create_ndctl(struct nvdimm_bus *nvdimm_bus);
- void nvdimm_bus_destroy_ndctl(struct nvdimm_bus *nvdimm_bus);
- void nd_synchronize(void);
- int nvdimm_bus_register_dimms(struct nvdimm_bus *nvdimm_bus);
- int nvdimm_bus_register_regions(struct nvdimm_bus *nvdimm_bus);
- int nvdimm_bus_init_interleave_sets(struct nvdimm_bus *nvdimm_bus);
- void __nd_device_register(struct device *dev);
- int nd_match_dimm(struct device *dev, void *data);
- struct nd_label_id;
- char *nd_label_gen_id(struct nd_label_id *label_id, u8 *uuid, u32 flags);
- bool nd_is_uuid_unique(struct device *dev, u8 *uuid);
- struct nd_region;
- struct nvdimm_drvdata;
- struct nd_mapping;
- resource_size_t nd_pmem_available_dpa(struct nd_region *nd_region,
- struct nd_mapping *nd_mapping, resource_size_t *overlap);
- resource_size_t nd_blk_available_dpa(struct nd_mapping *nd_mapping);
- resource_size_t nd_region_available_dpa(struct nd_region *nd_region);
- resource_size_t nvdimm_allocated_dpa(struct nvdimm_drvdata *ndd,
- struct nd_label_id *label_id);
- struct nd_mapping;
- struct resource *nsblk_add_resource(struct nd_region *nd_region,
- struct nvdimm_drvdata *ndd, struct nd_namespace_blk *nsblk,
- resource_size_t start);
- int nvdimm_num_label_slots(struct nvdimm_drvdata *ndd);
- void get_ndd(struct nvdimm_drvdata *ndd);
- resource_size_t __nvdimm_namespace_capacity(struct nd_namespace_common *ndns);
- void nd_detach_ndns(struct device *dev, struct nd_namespace_common **_ndns);
- void __nd_detach_ndns(struct device *dev, struct nd_namespace_common **_ndns);
- bool nd_attach_ndns(struct device *dev, struct nd_namespace_common *attach,
- struct nd_namespace_common **_ndns);
- bool __nd_attach_ndns(struct device *dev, struct nd_namespace_common *attach,
- struct nd_namespace_common **_ndns);
- ssize_t nd_namespace_store(struct device *dev,
- struct nd_namespace_common **_ndns, const char *buf,
- size_t len);
- #endif /* __ND_CORE_H__ */
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