1/* 2 * Copyright: Matias Bjorling <mb@bjorling.me> 3 * 4 * This program is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU General Public License version 6 * 2 as published by the Free Software Foundation. 7 * 8 * This program is distributed in the hope that it will be useful, but 9 * WITHOUT ANY WARRANTY; without even the implied warranty of 10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 11 * General Public License for more details. 12 * 13 */ 14 15#ifndef GENNVM_H_ 16#define GENNVM_H_ 17 18#include <linux/module.h> 19#include <linux/vmalloc.h> 20 21#include <linux/lightnvm.h> 22 23struct gen_lun { 24 struct nvm_lun vlun; 25 26 int reserved_blocks; 27 /* lun block lists */ 28 struct list_head used_list; /* In-use blocks */ 29 struct list_head free_list; /* Not used blocks i.e. released 30 * and ready for use 31 */ 32 struct list_head bb_list; /* Bad blocks. Mutually exclusive with 33 * free_list and used_list 34 */ 35}; 36 37struct gen_nvm { 38 struct nvm_dev *dev; 39 40 int nr_luns; 41 struct gen_lun *luns; 42}; 43 44#define gennvm_for_each_lun(bm, lun, i) \ 45 for ((i) = 0, lun = &(bm)->luns[0]; \ 46 (i) < (bm)->nr_luns; (i)++, lun = &(bm)->luns[(i)]) 47 48#endif /* GENNVM_H_ */ 49