151 static int sm_read_lba(struct sm_oob *oob)  in sm_read_lba()  argument
160 	if (!memcmp(oob, erased_pattern, SM_OOB_SIZE))  in sm_read_lba()
164 	lba_test = *(uint16_t *)oob->lba_copy1 ^ *(uint16_t*)oob->lba_copy2;  in sm_read_lba()
169 	lba = sm_get_lba(oob->lba_copy1);  in sm_read_lba()
172 		lba = sm_get_lba(oob->lba_copy2);  in sm_read_lba()
177 static void sm_write_lba(struct sm_oob *oob, uint16_t lba)  in sm_write_lba()  argument
189 	oob->lba_copy1[0] = oob->lba_copy2[0] = tmp[0];  in sm_write_lba()
190 	oob->lba_copy1[1] = oob->lba_copy2[1] = tmp[1];  in sm_write_lba()
219 static int sm_correct_sector(uint8_t *buffer, struct sm_oob *oob)  in sm_correct_sector()  argument
224 	if (__nand_correct_data(buffer, ecc, oob->ecc1, SM_SMALL_PAGE) < 0)  in sm_correct_sector()
230 	if (__nand_correct_data(buffer, ecc, oob->ecc2, SM_SMALL_PAGE) < 0)  in sm_correct_sector()
238 			  uint8_t *buffer, struct sm_oob *oob)  in sm_read_sector()  argument
253 	if (!oob)  in sm_read_sector()
254 		oob = &tmp_oob;  in sm_read_sector()
259 	ops.oobbuf = (void *)oob;  in sm_read_sector()
288 	if (oob->reserved != 0xFFFFFFFF && !is_power_of_2(~oob->reserved))  in sm_read_sector()
299 	if (!sm_sector_valid(oob)) {  in sm_read_sector()
307 		(ftl->smallpagenand && sm_correct_sector(buffer, oob))) {  in sm_read_sector()
320 			   uint8_t *buffer, struct sm_oob *oob)  in sm_write_sector()  argument
341 	ops.oobbuf = (void *)oob;  in sm_write_sector()
369 	struct sm_oob oob;  in sm_write_block()  local
374 	memset(&oob, 0xFF, SM_OOB_SIZE);  in sm_write_block()
375 	sm_write_lba(&oob, lba);  in sm_write_block()
383 		oob.data_status = 0xFF;  in sm_write_block()
391 			oob.data_status = 0;  in sm_write_block()
396 						SM_SMALL_PAGE, oob.ecc1);  in sm_write_block()
399 						SM_SMALL_PAGE, oob.ecc2);  in sm_write_block()
402 							buf + boffset, &oob))  in sm_write_block()
430 	struct sm_oob oob;  in sm_mark_block_bad()  local
433 	memset(&oob, 0xFF, SM_OOB_SIZE);  in sm_mark_block_bad()
434 	oob.block_status = 0xF0;  in sm_mark_block_bad()
448 		sm_write_sector(ftl, zone, block, boffset, NULL, &oob);  in sm_mark_block_bad()
513 	struct sm_oob oob;  in sm_check_block()  local
526 		if (sm_read_sector(ftl, zone, block, boffset, NULL, &oob))  in sm_check_block()
529 		test_lba = sm_read_lba(&oob);  in sm_check_block()
668 	struct sm_oob oob;  in sm_read_cis()  local
671 		0, ftl->cis_block, ftl->cis_boffset, ftl->cis_buffer, &oob))  in sm_read_cis()
674 	if (!sm_sector_valid(&oob) || !sm_block_valid(&oob))  in sm_read_cis()
688 	struct sm_oob oob;  in sm_find_cis()  local
696 		if (sm_read_sector(ftl, 0, block, 0, NULL, &oob))  in sm_find_cis()
699 		if (!sm_block_valid(&oob))  in sm_find_cis()
712 		if (sm_read_sector(ftl, 0, block, boffset, NULL, &oob))  in sm_find_cis()
715 		if (!sm_sector_valid(&oob))  in sm_find_cis()
761 	struct sm_oob oob;  in sm_init_zone()  local
791 		if (sm_read_sector(ftl, zone_num, block, 0, NULL, &oob))  in sm_init_zone()
796 		if (sm_block_erased(&oob)) {  in sm_init_zone()
806 		if (!sm_block_valid(&oob)) {  in sm_init_zone()
812 		lba = sm_read_lba(&oob);  in sm_init_zone()