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authorDan Williams <dan.j.williams@intel.com>2016-10-07 16:46:24 -0700
committerDan Williams <dan.j.williams@intel.com>2016-10-07 16:46:24 -0700
commit178d6f4be8bf42b298bedf8ea2a00754100e0c4e (patch)
treea71865455adc31082a4ad21a942286520a7b5da1 /drivers/nvdimm/nd.h
parentdb58028ee4e360430de8e3b48f657dc798ee6591 (diff)
parent98a29c39dc689298d2f834f40102cba752eb49c0 (diff)
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Merge branch 'for-4.9/libnvdimm' into libnvdimm-for-next
Diffstat (limited to 'drivers/nvdimm/nd.h')
-rw-r--r--drivers/nvdimm/nd.h29
1 files changed, 26 insertions, 3 deletions
diff --git a/drivers/nvdimm/nd.h b/drivers/nvdimm/nd.h
index 0b78a8211f4a..d3b2fca8deec 100644
--- a/drivers/nvdimm/nd.h
+++ b/drivers/nvdimm/nd.h
@@ -101,9 +101,6 @@ static inline struct nd_namespace_index *to_next_namespace_index(
(unsigned long long) (res ? resource_size(res) : 0), \
(unsigned long long) (res ? res->start : 0), ##arg)
-#define for_each_label(l, label, labels) \
- for (l = 0; (label = labels ? labels[l] : NULL); l++)
-
#define for_each_dpa_resource(ndd, res) \
for (res = (ndd)->dpa.child; res; res = res->sibling)
@@ -116,6 +113,31 @@ struct nd_percpu_lane {
spinlock_t lock;
};
+struct nd_label_ent {
+ struct list_head list;
+ struct nd_namespace_label *label;
+};
+
+enum nd_mapping_lock_class {
+ ND_MAPPING_CLASS0,
+ ND_MAPPING_UUID_SCAN,
+};
+
+struct nd_mapping {
+ struct nvdimm *nvdimm;
+ u64 start;
+ u64 size;
+ struct list_head labels;
+ struct mutex lock;
+ /*
+ * @ndd is for private use at region enable / disable time for
+ * get_ndd() + put_ndd(), all other nd_mapping to ndd
+ * conversions use to_ndd() which respects enabled state of the
+ * nvdimm.
+ */
+ struct nvdimm_drvdata *ndd;
+};
+
struct nd_region {
struct device dev;
struct ida ns_ida;
@@ -209,6 +231,7 @@ void nvdimm_exit(void);
void nd_region_exit(void);
struct nvdimm;
struct nvdimm_drvdata *to_ndd(struct nd_mapping *nd_mapping);
+int nvdimm_check_config_data(struct device *dev);
int nvdimm_init_nsarea(struct nvdimm_drvdata *ndd);
int nvdimm_init_config_data(struct nvdimm_drvdata *ndd);
int nvdimm_set_config_data(struct nvdimm_drvdata *ndd, size_t offset,