43 static struct mtd_info *mtd;  variable
73 	loff_t addr = (loff_t)ebnum * mtd->erasesize;  in write_eraseblock()
76 	for (i = 0; i < pgcnt; ++i, addr += mtd->writesize) {  in write_eraseblock()
85 		err = mtd_write_oob(mtd, addr, &ops);  in write_eraseblock()
182 	loff_t addr = (loff_t)ebnum * mtd->erasesize;  in verify_eraseblock()
186 	for (i = 0; i < pgcnt; ++i, addr += mtd->writesize) {  in verify_eraseblock()
195 		err = mtd_read_oob(mtd, addr, &ops);  in verify_eraseblock()
221 		if (use_offset != 0 || use_len < mtd->oobavail) {  in verify_eraseblock()
227 			ops.ooblen    = mtd->oobavail;  in verify_eraseblock()
232 			err = mtd_read_oob(mtd, addr, &ops);  in verify_eraseblock()
236 			if (err || ops.oobretlen != mtd->oobavail) {  in verify_eraseblock()
253 					      mtd->oobavail - k);  in verify_eraseblock()
277 	loff_t addr = (loff_t)ebnum * mtd->erasesize;  in verify_eraseblock_in_one_go()
278 	size_t len = mtd->oobavail * pgcnt;  in verify_eraseblock_in_one_go()
279 	size_t oobavail = mtd->oobavail;  in verify_eraseblock_in_one_go()
294 	err = mtd_read_oob(mtd, addr, &ops);  in verify_eraseblock_in_one_go()
306 	for (i = 0; i < pgcnt; ++i, addr += mtd->writesize) {  in verify_eraseblock_in_one_go()
367 	mtd = get_mtd_device(NULL, dev);  in mtd_oobtest_init()
368 	if (IS_ERR(mtd)) {  in mtd_oobtest_init()
369 		err = PTR_ERR(mtd);  in mtd_oobtest_init()
374 	if (!mtd_type_is_nand(mtd)) {  in mtd_oobtest_init()
379 	tmp = mtd->size;  in mtd_oobtest_init()
380 	do_div(tmp, mtd->erasesize);  in mtd_oobtest_init()
382 	pgcnt = mtd->erasesize / mtd->writesize;  in mtd_oobtest_init()
387 	       (unsigned long long)mtd->size, mtd->erasesize,  in mtd_oobtest_init()
388 	       mtd->writesize, ebcnt, pgcnt, mtd->oobsize);  in mtd_oobtest_init()
391 	readbuf = kmalloc(mtd->erasesize, GFP_KERNEL);  in mtd_oobtest_init()
394 	writebuf = kmalloc(mtd->erasesize, GFP_KERNEL);  in mtd_oobtest_init()
401 	err = mtdtest_scan_for_bad_eraseblocks(mtd, bbt, 0, ebcnt);  in mtd_oobtest_init()
406 	use_len = mtd->oobavail;  in mtd_oobtest_init()
407 	use_len_max = mtd->oobavail;  in mtd_oobtest_init()
413 	err = mtdtest_erase_good_eraseblocks(mtd, bbt, 0, ebcnt);  in mtd_oobtest_init()
433 	err = mtdtest_erase_good_eraseblocks(mtd, bbt, 0, ebcnt);  in mtd_oobtest_init()
466 	err = mtdtest_erase_good_eraseblocks(mtd, bbt, 0, ebcnt);  in mtd_oobtest_init()
472 	use_len = mtd->oobavail;  in mtd_oobtest_init()
473 	use_len_max = mtd->oobavail;  in mtd_oobtest_init()
483 	use_len = mtd->oobavail;  in mtd_oobtest_init()
484 	use_len_max = mtd->oobavail;  in mtd_oobtest_init()
492 	use_len = mtd->oobavail;  in mtd_oobtest_init()
493 	use_len_max = mtd->oobavail;  in mtd_oobtest_init()
499 	err = mtdtest_erase_good_eraseblocks(mtd, bbt, 0, ebcnt);  in mtd_oobtest_init()
505 		addr0 += mtd->erasesize;  in mtd_oobtest_init()
513 	ops.ooboffs   = mtd->oobavail;  in mtd_oobtest_init()
518 	err = mtd_write_oob(mtd, addr0, &ops);  in mtd_oobtest_init()
533 	ops.ooboffs   = mtd->oobavail;  in mtd_oobtest_init()
538 	err = mtd_read_oob(mtd, addr0, &ops);  in mtd_oobtest_init()
558 		ops.ooblen    = mtd->oobavail + 1;  in mtd_oobtest_init()
565 		err = mtd_write_oob(mtd, mtd->size - mtd->writesize, &ops);  in mtd_oobtest_init()
578 		ops.ooblen    = mtd->oobavail + 1;  in mtd_oobtest_init()
585 		err = mtd_read_oob(mtd, mtd->size - mtd->writesize, &ops);  in mtd_oobtest_init()
597 		err = mtdtest_erase_eraseblock(mtd, ebcnt - 1);  in mtd_oobtest_init()
605 		ops.ooblen    = mtd->oobavail;  in mtd_oobtest_init()
612 		err = mtd_write_oob(mtd, mtd->size - mtd->writesize, &ops);  in mtd_oobtest_init()
625 		ops.ooblen    = mtd->oobavail;  in mtd_oobtest_init()
632 		err = mtd_read_oob(mtd, mtd->size - mtd->writesize, &ops);  in mtd_oobtest_init()
649 	err = mtdtest_erase_good_eraseblocks(mtd, bbt, 0, ebcnt);  in mtd_oobtest_init()
659 		size_t sz = mtd->oobavail;  in mtd_oobtest_init()
662 		addr = (loff_t)(i + 1) * mtd->erasesize - mtd->writesize;  in mtd_oobtest_init()
673 			err = mtd_write_oob(mtd, addr, &ops);  in mtd_oobtest_init()
683 			addr += mtd->writesize;  in mtd_oobtest_init()
694 		prandom_bytes_state(&rnd_state, writebuf, mtd->oobavail * 2);  in mtd_oobtest_init()
695 		addr = (loff_t)(i + 1) * mtd->erasesize - mtd->writesize;  in mtd_oobtest_init()
699 		ops.ooblen    = mtd->oobavail * 2;  in mtd_oobtest_init()
704 		err = mtd_read_oob(mtd, addr, &ops);  in mtd_oobtest_init()
711 			       mtd->oobavail * 2)) {  in mtd_oobtest_init()
734 	put_mtd_device(mtd);  in mtd_oobtest_init()