map_funcs.c 1.1 KB

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  1. /*
  2. * $Id: map_funcs.c,v 1.9 2004/07/13 22:33:15 dwmw2 Exp $
  3. *
  4. * Out-of-line map I/O functions for simple maps when CONFIG_COMPLEX_MAPPINGS
  5. * is enabled.
  6. */
  7. #include <linux/kernel.h>
  8. #include <linux/module.h>
  9. #include <linux/mtd/map.h>
  10. static map_word simple_map_read(struct map_info *map, unsigned long ofs)
  11. {
  12. return inline_map_read(map, ofs);
  13. }
  14. static void simple_map_write(struct map_info *map, const map_word datum, unsigned long ofs)
  15. {
  16. inline_map_write(map, datum, ofs);
  17. }
  18. static void simple_map_copy_from(struct map_info *map, void *to, unsigned long from, ssize_t len)
  19. {
  20. inline_map_copy_from(map, to, from, len);
  21. }
  22. static void simple_map_copy_to(struct map_info *map, unsigned long to, const void *from, ssize_t len)
  23. {
  24. inline_map_copy_to(map, to, from, len);
  25. }
  26. void simple_map_init(struct map_info *map)
  27. {
  28. BUG_ON(!map_bankwidth_supported(map->bankwidth));
  29. map->read = simple_map_read;
  30. map->write = simple_map_write;
  31. map->copy_from = simple_map_copy_from;
  32. map->copy_to = simple_map_copy_to;
  33. }
  34. EXPORT_SYMBOL(simple_map_init);
  35. MODULE_LICENSE("GPL");