UBUNTU: Start new release

[mirror_ubuntu-zesty-kernel.git] / drivers / lightnvm / gennvm.h

diff --git a/drivers/lightnvm/gennvm.h b/drivers/lightnvm/gennvm.h
index 8ecfa817d21d145fa50c407cc2290685e0a9f220..6a4b3f368848eacfeb5928144cbaeebf814dde14 100644 (file)
--- a/drivers/lightnvm/gennvm.h
+++ b/drivers/lightnvm/gennvm.h
@@ -20,37 +20,41 @@
 
 #include <linux/lightnvm.h>
 
-struct gen_lun {
-       struct nvm_lun vlun;
-
-       int reserved_blocks;
-       /* lun block lists */
-       struct list_head used_list;     /* In-use blocks */
-       struct list_head free_list;     /* Not used blocks i.e. released
-                                        * and ready for use
-                                        */
-       struct list_head bb_list;       /* Bad blocks. Mutually exclusive with
-                                        * free_list and used_list
-                                        */
-};
-
 struct gen_dev {
        struct nvm_dev *dev;
 
        int nr_luns;
-       struct gen_lun *luns;
        struct list_head area_list;
 
        struct mutex lock;
        struct list_head targets;
 };
 
+/* Map between virtual and physical channel and lun */
+struct gen_ch_map {
+       int ch_off;
+       int nr_luns;
+       int *lun_offs;
+};
+
+struct gen_dev_map {
+       struct gen_ch_map *chnls;
+       int nr_chnls;
+};
+
 struct gen_area {
        struct list_head list;
        sector_t begin;
        sector_t end;   /* end is excluded */
 };
 
+static inline void *ch_map_to_lun_offs(struct gen_ch_map *ch_map)
+{
+       return ch_map + 1;
+}
+
+typedef int (gen_trans_fn)(struct nvm_tgt_dev *, struct ppa_addr *);
+
 #define gen_for_each_lun(bm, lun, i) \
                for ((i) = 0, lun = &(bm)->luns[0]; \
                        (i) < (bm)->nr_luns; (i)++, lun = &(bm)->luns[(i)])