diff options
Diffstat (limited to 'include/linux/libnvdimm.h')
| -rw-r--r-- | include/linux/libnvdimm.h | 24 |
1 files changed, 18 insertions, 6 deletions
diff --git a/include/linux/libnvdimm.h b/include/linux/libnvdimm.h index 0c3c30cbbea5..b519e137b9b7 100644 --- a/include/linux/libnvdimm.h +++ b/include/linux/libnvdimm.h @@ -52,6 +52,7 @@ typedef int (*ndctl_fn)(struct nvdimm_bus_descriptor *nd_desc, struct nd_namespace_label; struct nvdimm_drvdata; + struct nd_mapping { struct nvdimm *nvdimm; struct nd_namespace_label **labels; @@ -69,6 +70,7 @@ struct nd_mapping { struct nvdimm_bus_descriptor { const struct attribute_group **attr_groups; unsigned long cmd_mask; + struct module *module; char *provider_name; ndctl_fn ndctl; int (*flush_probe)(struct nvdimm_bus_descriptor *nd_desc); @@ -99,13 +101,21 @@ struct nd_region_desc { unsigned long flags; }; +struct device; +void *devm_nvdimm_memremap(struct device *dev, resource_size_t offset, + size_t size, unsigned long flags); +static inline void __iomem *devm_nvdimm_ioremap(struct device *dev, + resource_size_t offset, size_t size) +{ + return (void __iomem *) devm_nvdimm_memremap(dev, offset, size, 0); +} + struct nvdimm_bus; struct module; struct device; struct nd_blk_region; struct nd_blk_region_desc { int (*enable)(struct nvdimm_bus *nvdimm_bus, struct device *dev); - void (*disable)(struct nvdimm_bus *nvdimm_bus, struct device *dev); int (*do_io)(struct nd_blk_region *ndbr, resource_size_t dpa, void *iobuf, u64 len, int rw); struct nd_region_desc ndr_desc; @@ -119,22 +129,22 @@ static inline struct nd_blk_region_desc *to_blk_region_desc( } int nvdimm_bus_add_poison(struct nvdimm_bus *nvdimm_bus, u64 addr, u64 length); -struct nvdimm_bus *__nvdimm_bus_register(struct device *parent, - struct nvdimm_bus_descriptor *nfit_desc, struct module *module); -#define nvdimm_bus_register(parent, desc) \ - __nvdimm_bus_register(parent, desc, THIS_MODULE) +struct nvdimm_bus *nvdimm_bus_register(struct device *parent, + struct nvdimm_bus_descriptor *nfit_desc); void nvdimm_bus_unregister(struct nvdimm_bus *nvdimm_bus); struct nvdimm_bus *to_nvdimm_bus(struct device *dev); struct nvdimm *to_nvdimm(struct device *dev); struct nd_region *to_nd_region(struct device *dev); struct nd_blk_region *to_nd_blk_region(struct device *dev); struct nvdimm_bus_descriptor *to_nd_desc(struct nvdimm_bus *nvdimm_bus); +struct device *to_nvdimm_bus_dev(struct nvdimm_bus *nvdimm_bus); const char *nvdimm_name(struct nvdimm *nvdimm); unsigned long nvdimm_cmd_mask(struct nvdimm *nvdimm); void *nvdimm_provider_data(struct nvdimm *nvdimm); struct nvdimm *nvdimm_create(struct nvdimm_bus *nvdimm_bus, void *provider_data, const struct attribute_group **groups, unsigned long flags, - unsigned long cmd_mask); + unsigned long cmd_mask, int num_flush, + struct resource *flush_wpq); const struct nd_cmd_desc *nd_cmd_dimm_desc(int cmd); const struct nd_cmd_desc *nd_cmd_bus_desc(int cmd); u32 nd_cmd_in_size(struct nvdimm *nvdimm, int cmd, @@ -156,4 +166,6 @@ struct nvdimm *nd_blk_region_to_dimm(struct nd_blk_region *ndbr); unsigned int nd_region_acquire_lane(struct nd_region *nd_region); void nd_region_release_lane(struct nd_region *nd_region, unsigned int lane); u64 nd_fletcher64(void *addr, size_t len, bool le); +void nvdimm_flush(struct nd_region *nd_region); +int nvdimm_has_flush(struct nd_region *nd_region); #endif /* __LIBNVDIMM_H__ */ |