Wolfgang Denk | 2f9b7e4 | 2005-08-17 12:55:25 +0200 | [diff] [blame] | 1 | /* |
| 2 | * (C) Copyright 2005 |
| 3 | * 2N Telekomunikace, a.s. <www.2n.cz> |
| 4 | * Ladislav Michl <michl@2n.cz> |
| 5 | * |
| 6 | * See file CREDITS for list of people who contributed to this |
| 7 | * project. |
| 8 | * |
| 9 | * This program is free software; you can redistribute it and/or |
| 10 | * modify it under the terms of the GNU General Public License |
| 11 | * version 2 as published by the Free Software Foundation. |
| 12 | * |
| 13 | * This program is distributed in the hope that it will be useful, |
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 16 | * GNU General Public License for more details. |
| 17 | * |
| 18 | * You should have received a copy of the GNU General Public License |
| 19 | * along with this program; if not, write to the Free Software |
| 20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
| 21 | * MA 02111-1307 USA |
| 22 | */ |
| 23 | |
| 24 | #ifndef _NAND_H_ |
| 25 | #define _NAND_H_ |
| 26 | |
Wolfgang Denk | 7b9bc3a | 2005-09-14 23:53:32 +0200 | [diff] [blame] | 27 | #include <linux/mtd/compat.h> |
Wolfgang Denk | 2f9b7e4 | 2005-08-17 12:55:25 +0200 | [diff] [blame] | 28 | #include <linux/mtd/mtd.h> |
| 29 | #include <linux/mtd/nand.h> |
| 30 | |
| 31 | typedef struct mtd_info nand_info_t; |
| 32 | |
| 33 | extern int nand_curr_device; |
| 34 | extern nand_info_t nand_info[]; |
| 35 | |
| 36 | static inline int nand_read(nand_info_t *info, ulong ofs, ulong *len, u_char *buf) |
| 37 | { |
Bartlomiej Sieka | 6eed2ab | 2006-02-24 09:37:22 +0100 | [diff] [blame] | 38 | return info->read(info, ofs, *len, (size_t *)len, buf); |
Wolfgang Denk | 2f9b7e4 | 2005-08-17 12:55:25 +0200 | [diff] [blame] | 39 | } |
| 40 | |
| 41 | static inline int nand_write(nand_info_t *info, ulong ofs, ulong *len, u_char *buf) |
| 42 | { |
Bartlomiej Sieka | 6eed2ab | 2006-02-24 09:37:22 +0100 | [diff] [blame] | 43 | return info->write(info, ofs, *len, (size_t *)len, buf); |
Wolfgang Denk | 2f9b7e4 | 2005-08-17 12:55:25 +0200 | [diff] [blame] | 44 | } |
| 45 | |
| 46 | static inline int nand_block_isbad(nand_info_t *info, ulong ofs) |
| 47 | { |
| 48 | return info->block_isbad(info, ofs); |
| 49 | } |
| 50 | |
| 51 | static inline int nand_erase(nand_info_t *info, ulong off, ulong size) |
| 52 | { |
Wolfgang Denk | 9a08dd1 | 2005-11-02 14:29:12 +0100 | [diff] [blame] | 53 | struct erase_info instr; |
| 54 | |
| 55 | instr.mtd = info; |
| 56 | instr.addr = off; |
| 57 | instr.len = size; |
| 58 | instr.callback = 0; |
| 59 | |
| 60 | return info->erase(info, &instr); |
Wolfgang Denk | 2f9b7e4 | 2005-08-17 12:55:25 +0200 | [diff] [blame] | 61 | } |
| 62 | |
| 63 | #endif |