Lines Matching refs:mtd
44 struct mtd_info mtd; member
68 concat_read(struct mtd_info *mtd, loff_t from, size_t len, in concat_read() argument
71 struct mtd_concat *concat = CONCAT(mtd); in concat_read()
97 mtd->ecc_stats.failed++; in concat_read()
100 mtd->ecc_stats.corrected++; in concat_read()
120 concat_write(struct mtd_info *mtd, loff_t to, size_t len, in concat_write() argument
123 struct mtd_concat *concat = CONCAT(mtd); in concat_write()
158 concat_writev(struct mtd_info *mtd, const struct kvec *vecs, in concat_writev() argument
161 struct mtd_concat *concat = CONCAT(mtd); in concat_writev()
173 if (mtd->writesize > 1) { in concat_writev()
175 if (do_div(__to, mtd->writesize) || (total_len % mtd->writesize)) in concat_writev()
233 concat_read_oob(struct mtd_info *mtd, loff_t from, struct mtd_oob_ops *ops) in concat_read_oob() argument
235 struct mtd_concat *concat = CONCAT(mtd); in concat_read_oob()
260 mtd->ecc_stats.failed++; in concat_read_oob()
263 mtd->ecc_stats.corrected++; in concat_read_oob()
290 concat_write_oob(struct mtd_info *mtd, loff_t to, struct mtd_oob_ops *ops) in concat_write_oob() argument
292 struct mtd_concat *concat = CONCAT(mtd); in concat_write_oob()
296 if (!(mtd->flags & MTD_WRITEABLE)) in concat_write_oob()
341 static int concat_dev_erase(struct mtd_info *mtd, struct erase_info *erase) in concat_dev_erase() argument
352 erase->mtd = mtd; in concat_dev_erase()
360 err = mtd_erase(mtd, erase); in concat_dev_erase()
375 static int concat_erase(struct mtd_info *mtd, struct erase_info *instr) in concat_erase() argument
377 struct mtd_concat *concat = CONCAT(mtd); in concat_erase()
389 if (!concat->mtd.numeraseregions) { in concat_erase()
391 if (instr->addr & (concat->mtd.erasesize - 1)) in concat_erase()
393 if (instr->len & (concat->mtd.erasesize - 1)) in concat_erase()
398 concat->mtd.eraseregions; in concat_erase()
403 for (i = 0; i < concat->mtd.numeraseregions && in concat_erase()
418 for (; i < concat->mtd.numeraseregions && in concat_erase()
498 static int concat_lock(struct mtd_info *mtd, loff_t ofs, uint64_t len) in concat_lock() argument
500 struct mtd_concat *concat = CONCAT(mtd); in concat_lock()
532 static int concat_unlock(struct mtd_info *mtd, loff_t ofs, uint64_t len) in concat_unlock() argument
534 struct mtd_concat *concat = CONCAT(mtd); in concat_unlock()
566 static void concat_sync(struct mtd_info *mtd) in concat_sync() argument
568 struct mtd_concat *concat = CONCAT(mtd); in concat_sync()
577 static int concat_suspend(struct mtd_info *mtd) in concat_suspend() argument
579 struct mtd_concat *concat = CONCAT(mtd); in concat_suspend()
590 static void concat_resume(struct mtd_info *mtd) in concat_resume() argument
592 struct mtd_concat *concat = CONCAT(mtd); in concat_resume()
601 static int concat_block_isbad(struct mtd_info *mtd, loff_t ofs) in concat_block_isbad() argument
603 struct mtd_concat *concat = CONCAT(mtd); in concat_block_isbad()
624 static int concat_block_markbad(struct mtd_info *mtd, loff_t ofs) in concat_block_markbad() argument
626 struct mtd_concat *concat = CONCAT(mtd); in concat_block_markbad()
639 mtd->ecc_stats.badblocks++; in concat_block_markbad()
650 static unsigned long concat_get_unmapped_area(struct mtd_info *mtd, in concat_get_unmapped_area() argument
655 struct mtd_concat *concat = CONCAT(mtd); in concat_get_unmapped_area()
709 concat->mtd.type = subdev[0]->type; in mtd_concat_create()
710 concat->mtd.flags = subdev[0]->flags; in mtd_concat_create()
711 concat->mtd.size = subdev[0]->size; in mtd_concat_create()
712 concat->mtd.erasesize = subdev[0]->erasesize; in mtd_concat_create()
713 concat->mtd.writesize = subdev[0]->writesize; in mtd_concat_create()
718 concat->mtd.writebufsize = max_writebufsize; in mtd_concat_create()
720 concat->mtd.subpage_sft = subdev[0]->subpage_sft; in mtd_concat_create()
721 concat->mtd.oobsize = subdev[0]->oobsize; in mtd_concat_create()
722 concat->mtd.oobavail = subdev[0]->oobavail; in mtd_concat_create()
724 concat->mtd._writev = concat_writev; in mtd_concat_create()
726 concat->mtd._read_oob = concat_read_oob; in mtd_concat_create()
728 concat->mtd._write_oob = concat_write_oob; in mtd_concat_create()
730 concat->mtd._block_isbad = concat_block_isbad; in mtd_concat_create()
732 concat->mtd._block_markbad = concat_block_markbad; in mtd_concat_create()
734 concat->mtd.ecc_stats.badblocks = subdev[0]->ecc_stats.badblocks; in mtd_concat_create()
739 if (concat->mtd.type != subdev[i]->type) { in mtd_concat_create()
745 if (concat->mtd.flags != subdev[i]->flags) { in mtd_concat_create()
750 if ((concat->mtd.flags ^ subdev[i]-> in mtd_concat_create()
759 concat->mtd.flags |= in mtd_concat_create()
763 concat->mtd.size += subdev[i]->size; in mtd_concat_create()
764 concat->mtd.ecc_stats.badblocks += in mtd_concat_create()
766 if (concat->mtd.writesize != subdev[i]->writesize || in mtd_concat_create()
767 concat->mtd.subpage_sft != subdev[i]->subpage_sft || in mtd_concat_create()
768 concat->mtd.oobsize != subdev[i]->oobsize || in mtd_concat_create()
769 !concat->mtd._read_oob != !subdev[i]->_read_oob || in mtd_concat_create()
770 !concat->mtd._write_oob != !subdev[i]->_write_oob) { in mtd_concat_create()
780 concat->mtd.ecclayout = subdev[0]->ecclayout; in mtd_concat_create()
783 concat->mtd.name = name; in mtd_concat_create()
785 concat->mtd._erase = concat_erase; in mtd_concat_create()
786 concat->mtd._read = concat_read; in mtd_concat_create()
787 concat->mtd._write = concat_write; in mtd_concat_create()
788 concat->mtd._sync = concat_sync; in mtd_concat_create()
789 concat->mtd._lock = concat_lock; in mtd_concat_create()
790 concat->mtd._unlock = concat_unlock; in mtd_concat_create()
791 concat->mtd._suspend = concat_suspend; in mtd_concat_create()
792 concat->mtd._resume = concat_resume; in mtd_concat_create()
793 concat->mtd._get_unmapped_area = concat_get_unmapped_area; in mtd_concat_create()
837 concat->mtd.erasesize = curr_erasesize; in mtd_concat_create()
838 concat->mtd.numeraseregions = 0; in mtd_concat_create()
849 concat->mtd.erasesize = max_erasesize; in mtd_concat_create()
850 concat->mtd.numeraseregions = num_erase_region; in mtd_concat_create()
851 concat->mtd.eraseregions = erase_region_p = in mtd_concat_create()
922 return &concat->mtd; in mtd_concat_create()
929 void mtd_concat_destroy(struct mtd_info *mtd) in mtd_concat_destroy() argument
931 struct mtd_concat *concat = CONCAT(mtd); in mtd_concat_destroy()
932 if (concat->mtd.numeraseregions) in mtd_concat_destroy()
933 kfree(concat->mtd.eraseregions); in mtd_concat_destroy()