39 		struct blk_zone *zone = &dev->zones[i];  in null_zone_init()  local
41 		zone->start = sector;  in null_zone_init()
42 		zone->len = dev->zone_size_sects;  in null_zone_init()
43 		zone->wp = zone->start + zone->len;  in null_zone_init()
44 		zone->type = BLK_ZONE_TYPE_CONVENTIONAL;  in null_zone_init()
45 		zone->cond = BLK_ZONE_COND_NOT_WP;  in null_zone_init()
51 		struct blk_zone *zone = &dev->zones[i];  in null_zone_init()  local
53 		zone->start = zone->wp = sector;  in null_zone_init()
54 		zone->len = dev->zone_size_sects;  in null_zone_init()
55 		zone->type = BLK_ZONE_TYPE_SEQWRITE_REQ;  in null_zone_init()
56 		zone->cond = BLK_ZONE_COND_EMPTY;  in null_zone_init()
75 	struct blk_zone zone;  in null_report_zones()  local
90 		memcpy(&zone, &dev->zones[first_zone + i],  in null_report_zones()
92 		error = cb(&zone, i, data);  in null_report_zones()
104 	struct blk_zone *zone = &dev->zones[null_zone_no(dev, sector)];  in null_zone_valid_read_len()  local
108 	if (zone->type == BLK_ZONE_TYPE_CONVENTIONAL ||  in null_zone_valid_read_len()
109 	    sector + nr_sectors <= zone->wp)  in null_zone_valid_read_len()
112 	if (sector > zone->wp)  in null_zone_valid_read_len()
115 	return (zone->wp - sector) << SECTOR_SHIFT;  in null_zone_valid_read_len()
123 	struct blk_zone *zone = &dev->zones[zno];  in null_zone_write()  local
125 	switch (zone->cond) {  in null_zone_write()
133 		if (sector != zone->wp)  in null_zone_write()
136 		if (zone->cond == BLK_ZONE_COND_EMPTY)  in null_zone_write()
137 			zone->cond = BLK_ZONE_COND_IMP_OPEN;  in null_zone_write()
139 		zone->wp += nr_sectors;  in null_zone_write()
140 		if (zone->wp == zone->start + zone->len)  in null_zone_write()
141 			zone->cond = BLK_ZONE_COND_FULL;  in null_zone_write()
155 	struct blk_zone *zone = &dev->zones[null_zone_no(dev, sector)];  in null_zone_reset()  local
161 			if (zone[i].type == BLK_ZONE_TYPE_CONVENTIONAL)  in null_zone_reset()
163 			zone[i].cond = BLK_ZONE_COND_EMPTY;  in null_zone_reset()
164 			zone[i].wp = zone[i].start;  in null_zone_reset()
168 		if (zone->type == BLK_ZONE_TYPE_CONVENTIONAL)  in null_zone_reset()
171 		zone->cond = BLK_ZONE_COND_EMPTY;  in null_zone_reset()
172 		zone->wp = zone->start;  in null_zone_reset()