455 static int sm_erase_block(struct sm_ftl *ftl, int zone_num, uint16_t block,  in sm_erase_block()  argument
458 	struct ftl_zone *zone = &ftl->zones[zone_num];  in sm_erase_block()
464 	erase.addr = sm_mkoffset(ftl, zone_num, block, 0);  in sm_erase_block()
473 	if (zone_num == 0 && (block == ftl->cis_block || block == 0)) {  in sm_erase_block()
480 							block, zone_num);  in sm_erase_block()
489 			block, zone_num);  in sm_erase_block()
499 	sm_mark_block_bad(ftl, zone_num, block);  in sm_erase_block()
758 static int sm_init_zone(struct sm_ftl *ftl, int zone_num)  in sm_init_zone()  argument
760 	struct ftl_zone *zone = &ftl->zones[zone_num];  in sm_init_zone()
767 	dbg("initializing zone %d", zone_num);  in sm_init_zone()
787 		if (zone_num == 0 && block <= ftl->cis_block)  in sm_init_zone()
791 		if (sm_read_sector(ftl, zone_num, block, 0, NULL, &oob))  in sm_init_zone()
833 			lba, zone->lba_to_phys_table[lba], block, zone_num);  in sm_init_zone()
836 		if (sm_check_block(ftl, zone_num, block))  in sm_init_zone()
840 		if (sm_check_block(ftl, zone_num,  in sm_init_zone()
851 		sm_erase_block(ftl, zone_num, block, 1);  in sm_init_zone()
860 		sm_printk("no free blocks in zone %d", zone_num);  in sm_init_zone()
878 static struct ftl_zone *sm_get_zone(struct sm_ftl *ftl, int zone_num)  in sm_get_zone()  argument
883 	BUG_ON(zone_num >= ftl->zone_count);  in sm_get_zone()
884 	zone = &ftl->zones[zone_num];  in sm_get_zone()
887 		error = sm_init_zone(ftl, zone_num);  in sm_get_zone()
934 	int zone_num = ftl->cache_zone;  in sm_cache_flush()  local
943 	BUG_ON(zone_num < 0);  in sm_cache_flush()
944 	zone = &ftl->zones[zone_num];  in sm_cache_flush()
953 			zone_num, block_num, sector_num * SM_SECTOR_SIZE,  in sm_cache_flush()
974 	if (sm_write_block(ftl, ftl->cache_data, zone_num, write_sector,  in sm_cache_flush()
983 		sm_erase_block(ftl, zone_num, block_num, 1);  in sm_cache_flush()
1016 	int zone_num, block, boffset;  in sm_read()  local
1018 	sm_break_offset(ftl, sect_no << 9, &zone_num, &block, &boffset);  in sm_read()
1022 	zone = sm_get_zone(ftl, zone_num);  in sm_read()
1029 	if (ftl->cache_zone == zone_num && ftl->cache_block == block) {  in sm_read()
1043 	if (sm_read_sector(ftl, zone_num, block, boffset, buf, NULL)) {  in sm_read()
1061 	int error = 0, zone_num, block, boffset;  in sm_write()  local
1064 	sm_break_offset(ftl, sec_no << 9, &zone_num, &block, &boffset);  in sm_write()
1070 	zone = sm_get_zone(ftl, zone_num);  in sm_write()
1077 	if (ftl->cache_block != block || ftl->cache_zone != zone_num) {  in sm_write()
1084 		ftl->cache_zone = zone_num;  in sm_write()