1 /* 2 * $Id: map_funcs.c,v 1.10 2005/06/06 23:04:36 tpoynor Exp $ 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> 12 #include <linux/mtd/xip.h> 13 14 static map_word __xipram simple_map_read(struct map_info *map, unsigned long ofs) 15 { 16 return inline_map_read(map, ofs); 17 } 18 19 static void __xipram simple_map_write(struct map_info *map, const map_word datum, unsigned long ofs) 20 { 21 inline_map_write(map, datum, ofs); 22 } 23 24 static void __xipram simple_map_copy_from(struct map_info *map, void *to, unsigned long from, ssize_t len) 25 { 26 inline_map_copy_from(map, to, from, len); 27 } 28 29 static void __xipram simple_map_copy_to(struct map_info *map, unsigned long to, const void *from, ssize_t len) 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"); 46