115 	struct mtd_info *mtd;  member
201 	return (loff_t)(eb - d->eb_data) * d->mtd->erasesize;  in mtdswap_eb_offset()
277 	if (!mtd_can_have_bb(d->mtd))  in mtdswap_handle_badblock()
282 	ret = mtd_block_markbad(d->mtd, offset);  in mtdswap_handle_badblock()
315 	int ret = mtd_read_oob(d->mtd, from, ops);  in mtdswap_read_oob()
346 	if (mtd_can_have_bb(d->mtd) && mtd_block_isbad(d->mtd, offset))  in mtdswap_read_markers()
349 	ops.ooblen = 2 * d->mtd->ecclayout->oobavail;  in mtdswap_read_markers()
362 		(d->oob_buf + d->mtd->ecclayout->oobavail);  in mtdswap_read_markers()
403 		offset = mtdswap_eb_offset(d, eb) + d->mtd->writesize;  in mtdswap_write_marker()
406 	ret = mtd_write_oob(d->mtd, offset, &ops);  in mtdswap_write_marker()
550 	struct mtd_info *mtd = d->mtd;  in mtdswap_erase_block()  local
564 	erase.mtd	= mtd;  in mtdswap_erase_block()
567 	erase.len	= mtd->erasesize;  in mtdswap_erase_block()
570 	ret = mtd_erase(mtd, &erase);  in mtdswap_erase_block()
575 				erase.addr, mtd->name);  in mtdswap_erase_block()
581 			erase.addr, mtd->name);  in mtdswap_erase_block()
591 			erase.addr, mtd->name);  in mtdswap_erase_block()
599 				erase.addr, mtd->name);  in mtdswap_erase_block()
666 	struct mtd_info *mtd = d->mtd;  in mtdswap_write_block()  local
692 	ret =  mtd_write(mtd, writepos, PAGE_SIZE, &retlen, buf);  in mtdswap_write_block()
727 	struct mtd_info *mtd = d->mtd;  in mtdswap_move_block()  local
739 	ret = mtd_read(mtd, readpos, PAGE_SIZE, &retlen, d->page_buf);  in mtdswap_move_block()
926 	struct mtd_info *mtd = d->mtd;  in mtdswap_eblk_passes()  local
935 	ops.len = mtd->writesize;  in mtdswap_eblk_passes()
936 	ops.ooblen = mtd->ecclayout->oobavail;  in mtdswap_eblk_passes()
941 	mtd_pages = d->pages_per_eblk * PAGE_SIZE / mtd->writesize;  in mtdswap_eblk_passes()
947 			memset(d->page_buf, patt, mtd->writesize);  in mtdswap_eblk_passes()
948 			memset(d->oob_buf, patt, mtd->ecclayout->oobavail);  in mtdswap_eblk_passes()
949 			ret = mtd_write_oob(mtd, pos, &ops);  in mtdswap_eblk_passes()
953 			pos += mtd->writesize;  in mtdswap_eblk_passes()
958 			ret = mtd_read_oob(mtd, pos, &ops);  in mtdswap_eblk_passes()
963 			for (j = 0; j < mtd->writesize/sizeof(int); j++)  in mtdswap_eblk_passes()
967 			for (j = 0; j < mtd->ecclayout->oobavail; j++)  in mtdswap_eblk_passes()
971 			pos += mtd->writesize;  in mtdswap_eblk_passes()
1050 	mtd_sync(d->mtd);  in mtdswap_flush()
1054 static unsigned int mtdswap_badblocks(struct mtd_info *mtd, uint64_t size)  in mtdswap_badblocks()  argument
1061 	if (mtd_can_have_bb(mtd))  in mtdswap_badblocks()
1062 		for (offset = 0; offset < size; offset += mtd->erasesize)  in mtdswap_badblocks()
1063 			if (mtd_block_isbad(mtd, offset))  in mtdswap_badblocks()
1131 	struct mtd_info *mtd = d->mtd;  in mtdswap_readsect()  local
1163 	ret = mtd_read(mtd, readpos, PAGE_SIZE, &retlen, buf);  in mtdswap_readsect()
1256 	use_size = (uint64_t)d->eblks * d->mtd->erasesize;  in mtdswap_show()
1257 	bb_cnt = mtdswap_badblocks(d->mtd, use_size);  in mtdswap_show()
1352 	struct mtd_info *mtd = d->mbd_dev->mtd;  in mtdswap_init()  local
1356 	d->mtd = mtd;  in mtdswap_init()
1359 	d->pages_per_eblk = mtd->erasesize >> PAGE_SHIFT;  in mtdswap_init()
1390 	d->oob_buf = kmalloc(2 * mtd->ecclayout->oobavail, GFP_KERNEL);  in mtdswap_init()
1411 static void mtdswap_add_mtd(struct mtd_blktrans_ops *tr, struct mtd_info *mtd)  in mtdswap_add_mtd()  argument
1431 		if (mtd->index == part)  in mtdswap_add_mtd()
1435 	if (mtd->index != part)  in mtdswap_add_mtd()
1438 	if (mtd->erasesize < PAGE_SIZE || mtd->erasesize % PAGE_SIZE) {  in mtdswap_add_mtd()
1440 			"%lu\n", MTDSWAP_PREFIX, mtd->erasesize, PAGE_SIZE);  in mtdswap_add_mtd()
1444 	if (PAGE_SIZE % mtd->writesize || mtd->writesize > PAGE_SIZE) {  in mtdswap_add_mtd()
1446 			" %u\n", MTDSWAP_PREFIX, PAGE_SIZE, mtd->writesize);  in mtdswap_add_mtd()
1450 	oinfo = mtd->ecclayout;  in mtdswap_add_mtd()
1453 			MTDSWAP_PREFIX, mtd->index);  in mtdswap_add_mtd()
1457 	if (!mtd->oobsize || oinfo->oobavail < MTDSWAP_OOBSIZE) {  in mtdswap_add_mtd()
1467 	use_size = mtd->size;  in mtdswap_add_mtd()
1470 	if (mtd->size > size_limit) {  in mtdswap_add_mtd()
1476 	eblocks = mtd_div_by_eb(use_size, mtd);  in mtdswap_add_mtd()
1477 	use_size = (uint64_t)eblocks * mtd->erasesize;  in mtdswap_add_mtd()
1478 	bad_blocks = mtdswap_badblocks(mtd, use_size);  in mtdswap_add_mtd()
1496 	swap_size = (uint64_t)(eavailable - spare_cnt) * mtd->erasesize +  in mtdswap_add_mtd()
1516 	mbd_dev->mtd = mtd;  in mtdswap_add_mtd()
1517 	mbd_dev->devnum = mtd->index;  in mtdswap_add_mtd()
1521 	if (!(mtd->flags & MTD_WRITEABLE))  in mtdswap_add_mtd()