diff options
Diffstat (limited to 'drivers/nvme/target/nvmet.h')
| -rw-r--r-- | drivers/nvme/target/nvmet.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/nvme/target/nvmet.h b/drivers/nvme/target/nvmet.h index c25d88fc9dec..6ee66c610739 100644 --- a/drivers/nvme/target/nvmet.h +++ b/drivers/nvme/target/nvmet.h @@ -140,6 +140,7 @@ struct nvmet_port { void *priv; bool enabled; int inline_data_size; + const struct nvmet_fabrics_ops *tr_ops; }; static inline struct nvmet_port *to_nvmet_port(struct config_item *item) @@ -277,6 +278,7 @@ struct nvmet_fabrics_ops { void (*disc_traddr)(struct nvmet_req *req, struct nvmet_port *port, char *traddr); u16 (*install_queue)(struct nvmet_sq *nvme_sq); + void (*discovery_chg)(struct nvmet_port *port); }; #define NVMET_MAX_INLINE_BIOVEC 8 @@ -363,6 +365,7 @@ u16 nvmet_set_feat_async_event(struct nvmet_req *req, u32 mask); void nvmet_execute_async_event(struct nvmet_req *req); u16 nvmet_parse_connect_cmd(struct nvmet_req *req); +void nvmet_bdev_set_limits(struct block_device *bdev, struct nvme_id_ns *id); u16 nvmet_bdev_parse_io_cmd(struct nvmet_req *req); u16 nvmet_file_parse_io_cmd(struct nvmet_req *req); u16 nvmet_parse_admin_cmd(struct nvmet_req *req); @@ -490,4 +493,11 @@ static inline u32 nvmet_rw_len(struct nvmet_req *req) } u16 errno_to_nvme_status(struct nvmet_req *req, int errno); + +/* Convert a 32-bit number to a 16-bit 0's based number */ +static inline __le16 to0based(u32 a) +{ + return cpu_to_le16(max(1U, min(1U << 16, a)) - 1); +} + #endif /* _NVMET_H */ |