Lines Matching defs:mtd
9 * drivers/mtd/nand/sharp_sl_logical.c
32 #include <linux/mtd/mtd.h>
33 #include <linux/mtd/partitions.h>
70 static int sharpsl_nand_check_ooblayout(struct mtd_info *mtd)
79 ret = mtd_ooblayout_free(mtd, section++, &oobfree);
98 static int sharpsl_nand_read_oob(struct mtd_info *mtd, loff_t offs, u8 *buf)
104 ops.ooblen = mtd->oobsize;
107 ret = mtd_read_oob(mtd, offs, &ops);
108 if (ret != 0 || mtd->oobsize != ops.oobretlen)
166 static int sharpsl_nand_init_ftl(struct mtd_info *mtd, struct sharpsl_ftl *ftl)
173 oob = kzalloc(mtd->oobsize, GFP_KERNEL);
177 phymax = mtd_div_by_eb(SHARPSL_FTL_PART_SIZE, mtd);
195 block_adr = (loff_t)block_num * mtd->erasesize;
197 if (mtd_block_isbad(mtd, block_adr))
200 if (sharpsl_nand_read_oob(mtd, block_adr, oob))
227 static int sharpsl_nand_read_laddr(struct mtd_info *mtd,
240 log_num = mtd_div_by_eb((u32)from, mtd);
241 final_log_num = mtd_div_by_eb(((u32)from + len - 1), mtd);
247 block_adr = (loff_t)block_num * mtd->erasesize;
248 block_ofs = mtd_mod_by_eb((u32)from, mtd);
250 err = mtd_read(mtd, block_adr + block_ofs, len, &retlen, buf);
270 * # cat /proc/mtd