lightnvm: introduce mlc lower page table mappings

[linux-2.6-microblaze.git] / include / linux / lightnvm.h

diff --git a/include/linux/lightnvm.h b/include/linux/lightnvm.h
index b90d283..678fd91 100644 (file)
--- a/include/linux/lightnvm.h
+++ b/include/linux/lightnvm.h
@@ -67,6 +67,20 @@ enum {
        NVM_ID_CAP_CMD_SUSPEND  = 0x2,
        NVM_ID_CAP_SCRAMBLE     = 0x4,
        NVM_ID_CAP_ENCRYPT      = 0x8,
+
+       /* Memory types */
+       NVM_ID_FMTYPE_SLC       = 0,
+       NVM_ID_FMTYPE_MLC       = 1,
+};
+
+struct nvm_id_lp_mlc {
+       u16     num_pairs;
+       u8      pairs[886];
+};
+
+struct nvm_id_lp_tbl {
+       __u8    id[8];
+       struct nvm_id_lp_mlc mlc;
 };
 
 struct nvm_id_group {
@@ -89,6 +103,8 @@ struct nvm_id_group {
        u32     mpos;
        u32     mccap;
        u16     cpar;
+
+       struct nvm_id_lp_tbl lptbl;
 };
 
 struct nvm_addr_format {
@@ -297,6 +313,10 @@ struct nvm_dev {
        int sec_per_blk;
        int sec_per_lun;
 
+       /* lower page table */
+       int lps_per_blk;
+       int *lptbl;
+
        unsigned long total_pages;
        unsigned long total_blocks;
        int nr_luns;