lightnvm: transform target get/set bad block

[karo-tx-linux.git] / include / linux / lightnvm.h

diff --git a/include/linux/lightnvm.h b/include/linux/lightnvm.h
index e76f9c4aa49b26a73117d423be16271c191a1359..7c273bbc5351d528357d223dfb1427eb269b14c7 100644 (file)
--- a/include/linux/lightnvm.h
+++ b/include/linux/lightnvm.h
@@ -496,8 +496,15 @@ typedef int (nvmm_submit_io_fn)(struct nvm_tgt_dev *, struct nvm_rq *);
 typedef int (nvmm_erase_blk_fn)(struct nvm_tgt_dev *, struct ppa_addr *, int);
 typedef int (nvmm_get_area_fn)(struct nvm_dev *, sector_t *, sector_t);
 typedef void (nvmm_put_area_fn)(struct nvm_dev *, sector_t);
+typedef struct ppa_addr (nvmm_trans_ppa_fn)(struct nvm_tgt_dev *,
+                                           struct ppa_addr, int);
 typedef void (nvmm_part_to_tgt_fn)(struct nvm_dev *, sector_t*, int);
 
+enum {
+       TRANS_TGT_TO_DEV =      0x0,
+       TRANS_DEV_TO_TGT =      0x1,
+};
+
 struct nvmm_type {
        const char *name;
        unsigned int version[3];
@@ -514,6 +521,7 @@ struct nvmm_type {
        nvmm_get_area_fn *get_area;
        nvmm_put_area_fn *put_area;
 
+       nvmm_trans_ppa_fn *trans_ppa;
        nvmm_part_to_tgt_fn *part_to_tgt;
 
        struct list_head list;
@@ -526,9 +534,9 @@ extern struct nvm_dev *nvm_alloc_dev(int);
 extern int nvm_register(struct nvm_dev *);
 extern void nvm_unregister(struct nvm_dev *);
 
-extern int nvm_set_bb_tbl(struct nvm_dev *dev, struct ppa_addr *ppas,
-                                                       int nr_ppas, int type);
-
+extern int nvm_set_bb_tbl(struct nvm_dev *, struct ppa_addr *, int, int);
+extern int nvm_set_tgt_bb_tbl(struct nvm_tgt_dev *, struct ppa_addr *,
+                             int, int);
 extern int nvm_max_phys_sects(struct nvm_tgt_dev *);
 extern int nvm_submit_io(struct nvm_tgt_dev *, struct nvm_rq *);
 extern void nvm_generic_to_addr_mode(struct nvm_dev *, struct nvm_rq *);
@@ -549,6 +557,7 @@ extern int nvm_submit_ppa_list(struct nvm_dev *, struct ppa_addr *, int, int,
                                                        int, void *, int);
 extern int nvm_bb_tbl_fold(struct nvm_dev *, u8 *, int);
 extern int nvm_get_bb_tbl(struct nvm_dev *, struct ppa_addr, u8 *);
+extern int nvm_get_tgt_bb_tbl(struct nvm_tgt_dev *, struct ppa_addr, u8 *);
 
 /* sysblk.c */
 #define NVM_SYSBLK_MAGIC 0x4E564D53 /* "NVMS" */