n64cart: pass queue_limits to blk_mq_alloc_disk

Pass the queue limits directly to blk_alloc_disk instead of setting them
one at a time.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com>
Reviewed-by: Dan Williams <dan.j.williams@intel.com>
Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com>
Link: https://lore.kernel.org/r/20240215071055.2201424-5-hch@lst.deSigned-off-by: Jens Axboe <axboe@kernel.dk>

drivers/block/n64cart.c

@@ -114,6 +114,10 @@ static const struct block_device_operations n64cart_fops = {
  */
 static int __init n64cart_probe(struct platform_device *pdev)
 {
+	struct queue_limits lim = {
+		.physical_block_size	= 4096,
+		.logical_block_size	= 4096,
+	};
 	struct gendisk *disk;
 	int err = -ENOMEM;
 
@@ -131,7 +135,7 @@ static int __init n64cart_probe(struct platform_device *pdev)
 	if (IS_ERR(reg_base))
 		return PTR_ERR(reg_base);
 
-	disk = blk_alloc_disk(NULL, NUMA_NO_NODE);
+	disk = blk_alloc_disk(&lim, NUMA_NO_NODE);
 	if (IS_ERR(disk)) {
 		err = PTR_ERR(disk);
 		goto out;
@@ -147,8 +151,6 @@ static int __init n64cart_probe(struct platform_device *pdev)
 	set_disk_ro(disk, 1);
 
 	blk_queue_flag_set(QUEUE_FLAG_NONROT, disk->queue);
-	blk_queue_physical_block_size(disk->queue, 4096);
-	blk_queue_logical_block_size(disk->queue, 4096);
 
 	err = add_disk(disk);
 	if (err)