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   1 /* linux/drivers/mtd/mtdcore.h
   2  *
   3  * Header file for driver private mtdcore exports
   4  *
   5  */
   6
   7 /* These are exported solely for the purpose of mtd_blkdevs.c. You
   8    should not use them for _anything_ else */
   9
  10 extern struct mutex mtd_table_mutex;
  11 extern struct mtd_info *mtd_table[MAX_MTD_DEVICES];
  12
  13 static inline struct mtd_info *__mtd_next_device(int i)
  14 {
  15         while (i < MAX_MTD_DEVICES) {
  16                 if (mtd_table[i])
  17                         return mtd_table[i];
  18                 i++;
  19         }
  20         return NULL;
  21 }
  22
  23 #define mtd_for_each_device(mtd)                        \
  24         for ((mtd) = __mtd_next_device(0);              \
  25              (mtd) != NULL;                             \
  26              (mtd) = __mtd_next_device(mtd->index + 1))