summaryrefslogtreecommitdiff
path: root/drivers/nvdimm/nd-core.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/nvdimm/nd-core.h')
-rw-r--r--drivers/nvdimm/nd-core.h83
1 files changed, 83 insertions, 0 deletions
diff --git a/drivers/nvdimm/nd-core.h b/drivers/nvdimm/nd-core.h
new file mode 100644
index 000000000000..e1970c71ad1c
--- /dev/null
+++ b/drivers/nvdimm/nd-core.h
@@ -0,0 +1,83 @@
+/*
+ * 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);
+#endif /* __ND_CORE_H__ */