11da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* 21da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Out-of-line map I/O functions for simple maps when CONFIG_COMPLEX_MAPPINGS 31da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * is enabled. 41da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 51da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 61da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/kernel.h> 71da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/module.h> 81da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 91da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/mtd/map.h> 1002b15e343aeefb49f8cac949be599d78250a568fTodd Poynor#include <linux/mtd/xip.h> 111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1202b15e343aeefb49f8cac949be599d78250a568fTodd Poynorstatic map_word __xipram simple_map_read(struct map_info *map, unsigned long ofs) 131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return inline_map_read(map, ofs); 151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1702b15e343aeefb49f8cac949be599d78250a568fTodd Poynorstatic void __xipram simple_map_write(struct map_info *map, const map_word datum, unsigned long ofs) 181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds inline_map_write(map, datum, ofs); 201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2202b15e343aeefb49f8cac949be599d78250a568fTodd Poynorstatic void __xipram simple_map_copy_from(struct map_info *map, void *to, unsigned long from, ssize_t len) 231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds inline_map_copy_from(map, to, from, len); 251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2702b15e343aeefb49f8cac949be599d78250a568fTodd Poynorstatic void __xipram simple_map_copy_to(struct map_info *map, unsigned long to, const void *from, ssize_t len) 281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds inline_map_copy_to(map, to, from, len); 301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsvoid simple_map_init(struct map_info *map) 331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds BUG_ON(!map_bankwidth_supported(map->bankwidth)); 351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds map->read = simple_map_read; 371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds map->write = simple_map_write; 381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds map->copy_from = simple_map_copy_from; 391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds map->copy_to = simple_map_copy_to; 401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus TorvaldsEXPORT_SYMBOL(simple_map_init); 431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus TorvaldsMODULE_LICENSE("GPL"); 44