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()
140 		addr0 += mtd->erasesize;  in crosstest()
142 	addrn = mtd->size;  in crosstest()
144 		addrn -= mtd->erasesize;  in crosstest()
148 	err = mtdtest_read(mtd, addr, pgsize, pp1);  in crosstest()
156 	err = mtdtest_read(mtd, addr, pgsize, pp1);  in crosstest()
165 	err = mtdtest_read(mtd, addr, pgsize, pp2);  in crosstest()
174 	err = mtdtest_read(mtd, addr, pgsize, pp3);  in crosstest()
183 	err = mtdtest_read(mtd, addr, pgsize, pp4);  in crosstest()
212 		addr0 += mtd->erasesize;  in erasecrosstest()
221 	err = mtdtest_erase_eraseblock(mtd, ebnum);  in erasecrosstest()
228 	err = mtdtest_write(mtd, addr0, pgsize, writebuf);  in erasecrosstest()
234 	err = mtdtest_read(mtd, addr0, pgsize, readbuf);  in erasecrosstest()
246 	err = mtdtest_erase_eraseblock(mtd, ebnum);  in erasecrosstest()
253 	err = mtdtest_write(mtd, addr0, pgsize, writebuf);  in erasecrosstest()
258 	err = mtdtest_erase_eraseblock(mtd, ebnum2);  in erasecrosstest()
264 	err = mtdtest_read(mtd, addr0, pgsize, readbuf);  in erasecrosstest()
290 		addr0 += mtd->erasesize;  in erasetest()
295 	err = mtdtest_erase_eraseblock(mtd, ebnum);  in erasetest()
301 	err = mtdtest_write(mtd, addr0, pgsize, writebuf);  in erasetest()
306 	err = mtdtest_erase_eraseblock(mtd, ebnum);  in erasetest()
311 	err = mtdtest_read(mtd, addr0, pgsize, twopages);  in erasetest()
349 	mtd = get_mtd_device(NULL, dev);  in mtd_pagetest_init()
350 	if (IS_ERR(mtd)) {  in mtd_pagetest_init()
351 		err = PTR_ERR(mtd);  in mtd_pagetest_init()
356 	if (!mtd_type_is_nand(mtd)) {  in mtd_pagetest_init()
361 	tmp = mtd->size;  in mtd_pagetest_init()
362 	do_div(tmp, mtd->erasesize);  in mtd_pagetest_init()
364 	pgcnt = mtd->erasesize / mtd->writesize;  in mtd_pagetest_init()
365 	pgsize = mtd->writesize;  in mtd_pagetest_init()
370 	       (unsigned long long)mtd->size, mtd->erasesize,  in mtd_pagetest_init()
371 	       pgsize, ebcnt, pgcnt, mtd->oobsize);  in mtd_pagetest_init()
375 	writebuf = kmalloc(mtd->erasesize, GFP_KERNEL);  in mtd_pagetest_init()
388 	err = mtdtest_scan_for_bad_eraseblocks(mtd, bbt, 0, ebcnt);  in mtd_pagetest_init()
394 	err = mtdtest_erase_good_eraseblocks(mtd, bbt, 0, ebcnt);  in mtd_pagetest_init()
454 	put_mtd_device(mtd);  in mtd_pagetest_init()