40 static struct mtd_info *mtd;  variable
55 	loff_t addr = (loff_t)ebnum * mtd->erasesize;  in write_eraseblock()
57 	prandom_bytes_state(&rnd_state, writebuf, mtd->erasesize);  in write_eraseblock()
59 	return mtdtest_write(mtd, addr, mtd->erasesize, writebuf);  in write_eraseblock()
67 	loff_t addr = (loff_t)ebnum * mtd->erasesize;  in verify_eraseblock()
71 		addr0 += mtd->erasesize;  in verify_eraseblock()
73 	addrn = mtd->size;  in verify_eraseblock()
75 		addrn -= mtd->erasesize;  in verify_eraseblock()
77 	prandom_bytes_state(&rnd_state, writebuf, mtd->erasesize);  in verify_eraseblock()
80 		err = mtdtest_read(mtd, addr0, bufsize, twopages);  in verify_eraseblock()
83 		err = mtdtest_read(mtd, addrn - bufsize, bufsize, twopages);  in verify_eraseblock()
87 		err = mtdtest_read(mtd, addr, bufsize, twopages);  in verify_eraseblock()
101 		err = mtdtest_read(mtd, addr0, bufsize, twopages);  in verify_eraseblock()
104 		err = mtdtest_read(mtd, addrn - bufsize, bufsize, twopages);  in verify_eraseblock()
108 		err = mtdtest_read(mtd, addr, bufsize, twopages);  in verify_eraseblock()
111 		memcpy(boundary, writebuf + mtd->erasesize - pgsize, pgsize);  in verify_eraseblock()
139 		addr0 += mtd->erasesize;  in crosstest()
141 	addrn = mtd->size;  in crosstest()
143 		addrn -= mtd->erasesize;  in crosstest()
147 	err = mtdtest_read(mtd, addr, pgsize, pp1);  in crosstest()
155 	err = mtdtest_read(mtd, addr, pgsize, pp1);  in crosstest()
164 	err = mtdtest_read(mtd, addr, pgsize, pp2);  in crosstest()
173 	err = mtdtest_read(mtd, addr, pgsize, pp3);  in crosstest()
182 	err = mtdtest_read(mtd, addr, pgsize, pp4);  in crosstest()
211 		addr0 += mtd->erasesize;  in erasecrosstest()
220 	err = mtdtest_erase_eraseblock(mtd, ebnum);  in erasecrosstest()
227 	err = mtdtest_write(mtd, addr0, pgsize, writebuf);  in erasecrosstest()
233 	err = mtdtest_read(mtd, addr0, pgsize, readbuf);  in erasecrosstest()
245 	err = mtdtest_erase_eraseblock(mtd, ebnum);  in erasecrosstest()
252 	err = mtdtest_write(mtd, addr0, pgsize, writebuf);  in erasecrosstest()
257 	err = mtdtest_erase_eraseblock(mtd, ebnum2);  in erasecrosstest()
263 	err = mtdtest_read(mtd, addr0, pgsize, readbuf);  in erasecrosstest()
289 		addr0 += mtd->erasesize;  in erasetest()
294 	err = mtdtest_erase_eraseblock(mtd, ebnum);  in erasetest()
300 	err = mtdtest_write(mtd, addr0, pgsize, writebuf);  in erasetest()
305 	err = mtdtest_erase_eraseblock(mtd, ebnum);  in erasetest()
310 	err = mtdtest_read(mtd, addr0, pgsize, twopages);  in erasetest()
348 	mtd = get_mtd_device(NULL, dev);  in mtd_pagetest_init()
349 	if (IS_ERR(mtd)) {  in mtd_pagetest_init()
350 		err = PTR_ERR(mtd);  in mtd_pagetest_init()
355 	if (!mtd_type_is_nand(mtd)) {  in mtd_pagetest_init()
360 	tmp = mtd->size;  in mtd_pagetest_init()
361 	do_div(tmp, mtd->erasesize);  in mtd_pagetest_init()
363 	pgcnt = mtd->erasesize / mtd->writesize;  in mtd_pagetest_init()
364 	pgsize = mtd->writesize;  in mtd_pagetest_init()
369 	       (unsigned long long)mtd->size, mtd->erasesize,  in mtd_pagetest_init()
370 	       pgsize, ebcnt, pgcnt, mtd->oobsize);  in mtd_pagetest_init()
374 	writebuf = kmalloc(mtd->erasesize, GFP_KERNEL);  in mtd_pagetest_init()
387 	err = mtdtest_scan_for_bad_eraseblocks(mtd, bbt, 0, ebcnt);  in mtd_pagetest_init()
393 	err = mtdtest_erase_good_eraseblocks(mtd, bbt, 0, ebcnt);  in mtd_pagetest_init()
453 	put_mtd_device(mtd);  in mtd_pagetest_init()