| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* | 
| Todd Poynor | 02b15e3 | 2005-06-07 00:04:39 +0100 | [diff] [blame] | 2 | * $Id: map_funcs.c,v 1.10 2005/06/06 23:04:36 tpoynor Exp $ | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3 | * | 
|  | 4 | * Out-of-line map I/O functions for simple maps when CONFIG_COMPLEX_MAPPINGS | 
|  | 5 | * is enabled. | 
|  | 6 | */ | 
|  | 7 |  | 
|  | 8 | #include <linux/kernel.h> | 
|  | 9 | #include <linux/module.h> | 
|  | 10 |  | 
|  | 11 | #include <linux/mtd/map.h> | 
| Todd Poynor | 02b15e3 | 2005-06-07 00:04:39 +0100 | [diff] [blame] | 12 | #include <linux/mtd/xip.h> | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 13 |  | 
| Todd Poynor | 02b15e3 | 2005-06-07 00:04:39 +0100 | [diff] [blame] | 14 | static map_word __xipram simple_map_read(struct map_info *map, unsigned long ofs) | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 15 | { | 
|  | 16 | return inline_map_read(map, ofs); | 
|  | 17 | } | 
|  | 18 |  | 
| Todd Poynor | 02b15e3 | 2005-06-07 00:04:39 +0100 | [diff] [blame] | 19 | static void __xipram simple_map_write(struct map_info *map, const map_word datum, unsigned long ofs) | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 20 | { | 
|  | 21 | inline_map_write(map, datum, ofs); | 
|  | 22 | } | 
|  | 23 |  | 
| Todd Poynor | 02b15e3 | 2005-06-07 00:04:39 +0100 | [diff] [blame] | 24 | static void __xipram simple_map_copy_from(struct map_info *map, void *to, unsigned long from, ssize_t len) | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 25 | { | 
|  | 26 | inline_map_copy_from(map, to, from, len); | 
|  | 27 | } | 
|  | 28 |  | 
| Todd Poynor | 02b15e3 | 2005-06-07 00:04:39 +0100 | [diff] [blame] | 29 | static void __xipram simple_map_copy_to(struct map_info *map, unsigned long to, const void *from, ssize_t len) | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 30 | { | 
|  | 31 | inline_map_copy_to(map, to, from, len); | 
|  | 32 | } | 
|  | 33 |  | 
|  | 34 | void simple_map_init(struct map_info *map) | 
|  | 35 | { | 
|  | 36 | BUG_ON(!map_bankwidth_supported(map->bankwidth)); | 
|  | 37 |  | 
|  | 38 | map->read = simple_map_read; | 
|  | 39 | map->write = simple_map_write; | 
|  | 40 | map->copy_from = simple_map_copy_from; | 
|  | 41 | map->copy_to = simple_map_copy_to; | 
|  | 42 | } | 
|  | 43 |  | 
|  | 44 | EXPORT_SYMBOL(simple_map_init); | 
|  | 45 | MODULE_LICENSE("GPL"); |