nvdimm/btt: always set max_integrity_segments

max_integrity_segments is just a hardware/driver limit and can be safely
set even when integrity data is not supported.  Set it in the initial
queue_limits passed to blk_alloc_disk to simplify the driver.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20240306142739.237234-3-hch@lst.de
Signed-off-by: Ira Weiny <ira.weiny@intel.com>

Author: Christoph Hellwig

drivers/nvdimm/btt.c

@@ -1500,6 +1500,7 @@ static int btt_blk_init(struct btt *btt)
 	struct queue_limits lim = {
 		.logical_block_size	= btt->sector_size,
 		.max_hw_sectors		= UINT_MAX,
+		.max_integrity_segments	= 1,
 	};
 	int rc;
 
@@ -1521,7 +1522,6 @@ static int btt_blk_init(struct btt *btt)
 			.tag_size	= btt_meta_size(btt),
 		};
 		blk_integrity_register(btt->btt_disk, &bi);
-		blk_queue_max_integrity_segments(btt->btt_disk->queue, 1);
 	}
 
 	set_capacity(btt->btt_disk, btt->nlba * btt->sector_size >> 9);