30 	struct mtd_info mtd;  member
54 concat_read(struct mtd_info *mtd, loff_t from, size_t len,  in concat_read()  argument
57 	struct mtd_concat *concat = CONCAT(mtd);  in concat_read()
83 				mtd->ecc_stats.failed++;  in concat_read()
86 				mtd->ecc_stats.corrected++;  in concat_read()
106 concat_write(struct mtd_info *mtd, loff_t to, size_t len,  in concat_write()  argument
109 	struct mtd_concat *concat = CONCAT(mtd);  in concat_write()
144 concat_writev(struct mtd_info *mtd, const struct kvec *vecs,  in concat_writev()  argument
147 	struct mtd_concat *concat = CONCAT(mtd);  in concat_writev()
159 	if (mtd->writesize > 1) {  in concat_writev()
161 		if (do_div(__to, mtd->writesize) || (total_len % mtd->writesize))  in concat_writev()
219 concat_read_oob(struct mtd_info *mtd, loff_t from, struct mtd_oob_ops *ops)  in concat_read_oob()  argument
221 	struct mtd_concat *concat = CONCAT(mtd);  in concat_read_oob()
246 				mtd->ecc_stats.failed++;  in concat_read_oob()
249 				mtd->ecc_stats.corrected++;  in concat_read_oob()
276 concat_write_oob(struct mtd_info *mtd, loff_t to, struct mtd_oob_ops *ops)  in concat_write_oob()  argument
278 	struct mtd_concat *concat = CONCAT(mtd);  in concat_write_oob()
282 	if (!(mtd->flags & MTD_WRITEABLE))  in concat_write_oob()
322 static int concat_erase(struct mtd_info *mtd, struct erase_info *instr)  in concat_erase()  argument
324 	struct mtd_concat *concat = CONCAT(mtd);  in concat_erase()
336 	if (!concat->mtd.numeraseregions) {  in concat_erase()
338 		if (instr->addr & (concat->mtd.erasesize - 1))  in concat_erase()
340 		if (instr->len & (concat->mtd.erasesize - 1))  in concat_erase()
345 		    concat->mtd.eraseregions;  in concat_erase()
350 		for (i = 0; i < concat->mtd.numeraseregions &&  in concat_erase()
365 		for (; i < concat->mtd.numeraseregions &&  in concat_erase()
440 static int concat_xxlock(struct mtd_info *mtd, loff_t ofs, uint64_t len,  in concat_xxlock()  argument
443 	struct mtd_concat *concat = CONCAT(mtd);  in concat_xxlock()
478 static int concat_lock(struct mtd_info *mtd, loff_t ofs, uint64_t len)  in concat_lock()  argument
480 	return concat_xxlock(mtd, ofs, len, true);  in concat_lock()
483 static int concat_unlock(struct mtd_info *mtd, loff_t ofs, uint64_t len)  in concat_unlock()  argument
485 	return concat_xxlock(mtd, ofs, len, false);  in concat_unlock()
488 static int concat_is_locked(struct mtd_info *mtd, loff_t ofs, uint64_t len)  in concat_is_locked()  argument
490 	struct mtd_concat *concat = CONCAT(mtd);  in concat_is_locked()
510 static void concat_sync(struct mtd_info *mtd)  in concat_sync()  argument
512 	struct mtd_concat *concat = CONCAT(mtd);  in concat_sync()
521 static int concat_suspend(struct mtd_info *mtd)  in concat_suspend()  argument
523 	struct mtd_concat *concat = CONCAT(mtd);  in concat_suspend()
534 static void concat_resume(struct mtd_info *mtd)  in concat_resume()  argument
536 	struct mtd_concat *concat = CONCAT(mtd);  in concat_resume()
545 static int concat_block_isbad(struct mtd_info *mtd, loff_t ofs)  in concat_block_isbad()  argument
547 	struct mtd_concat *concat = CONCAT(mtd);  in concat_block_isbad()
568 static int concat_block_markbad(struct mtd_info *mtd, loff_t ofs)  in concat_block_markbad()  argument
570 	struct mtd_concat *concat = CONCAT(mtd);  in concat_block_markbad()
583 			mtd->ecc_stats.badblocks++;  in concat_block_markbad()
627 	concat->mtd.type = subdev[0]->type;  in mtd_concat_create()
628 	concat->mtd.flags = subdev[0]->flags;  in mtd_concat_create()
629 	concat->mtd.size = subdev[0]->size;  in mtd_concat_create()
630 	concat->mtd.erasesize = subdev[0]->erasesize;  in mtd_concat_create()
631 	concat->mtd.writesize = subdev[0]->writesize;  in mtd_concat_create()
636 	concat->mtd.writebufsize = max_writebufsize;  in mtd_concat_create()
638 	concat->mtd.subpage_sft = subdev[0]->subpage_sft;  in mtd_concat_create()
639 	concat->mtd.oobsize = subdev[0]->oobsize;  in mtd_concat_create()
640 	concat->mtd.oobavail = subdev[0]->oobavail;  in mtd_concat_create()
642 		concat->mtd._writev = concat_writev;  in mtd_concat_create()
644 		concat->mtd._read_oob = concat_read_oob;  in mtd_concat_create()
646 		concat->mtd._write_oob = concat_write_oob;  in mtd_concat_create()
648 		concat->mtd._block_isbad = concat_block_isbad;  in mtd_concat_create()
650 		concat->mtd._block_markbad = concat_block_markbad;  in mtd_concat_create()
652 	concat->mtd.ecc_stats.badblocks = subdev[0]->ecc_stats.badblocks;  in mtd_concat_create()
657 		if (concat->mtd.type != subdev[i]->type) {  in mtd_concat_create()
663 		if (concat->mtd.flags != subdev[i]->flags) {  in mtd_concat_create()
668 			if ((concat->mtd.flags ^ subdev[i]->  in mtd_concat_create()
677 				concat->mtd.flags |=  in mtd_concat_create()
681 		concat->mtd.size += subdev[i]->size;  in mtd_concat_create()
682 		concat->mtd.ecc_stats.badblocks +=  in mtd_concat_create()
684 		if (concat->mtd.writesize   !=  subdev[i]->writesize ||  in mtd_concat_create()
685 		    concat->mtd.subpage_sft != subdev[i]->subpage_sft ||  in mtd_concat_create()
686 		    concat->mtd.oobsize    !=  subdev[i]->oobsize ||  in mtd_concat_create()
687 		    !concat->mtd._read_oob  != !subdev[i]->_read_oob ||  in mtd_concat_create()
688 		    !concat->mtd._write_oob != !subdev[i]->_write_oob) {  in mtd_concat_create()
698 	mtd_set_ooblayout(&concat->mtd, subdev[0]->ooblayout);  in mtd_concat_create()
701 	concat->mtd.name = name;  in mtd_concat_create()
703 	concat->mtd._erase = concat_erase;  in mtd_concat_create()
704 	concat->mtd._read = concat_read;  in mtd_concat_create()
705 	concat->mtd._write = concat_write;  in mtd_concat_create()
706 	concat->mtd._sync = concat_sync;  in mtd_concat_create()
707 	concat->mtd._lock = concat_lock;  in mtd_concat_create()
708 	concat->mtd._unlock = concat_unlock;  in mtd_concat_create()
709 	concat->mtd._is_locked = concat_is_locked;  in mtd_concat_create()
710 	concat->mtd._suspend = concat_suspend;  in mtd_concat_create()
711 	concat->mtd._resume = concat_resume;  in mtd_concat_create()
755 		concat->mtd.erasesize = curr_erasesize;  in mtd_concat_create()
756 		concat->mtd.numeraseregions = 0;  in mtd_concat_create()
767 		concat->mtd.erasesize = max_erasesize;  in mtd_concat_create()
768 		concat->mtd.numeraseregions = num_erase_region;  in mtd_concat_create()
769 		concat->mtd.eraseregions = erase_region_p =  in mtd_concat_create()
841 	return &concat->mtd;  in mtd_concat_create()
848 void mtd_concat_destroy(struct mtd_info *mtd)  in mtd_concat_destroy()  argument
850 	struct mtd_concat *concat = CONCAT(mtd);  in mtd_concat_destroy()
851 	if (concat->mtd.numeraseregions)  in mtd_concat_destroy()
852 		kfree(concat->mtd.eraseregions);  in mtd_concat_destroy()