35 void blk_set_default_limits(struct queue_limits *lim)  in blk_set_default_limits()  argument
37 	lim->max_segments = BLK_MAX_SEGMENTS;  in blk_set_default_limits()
38 	lim->max_discard_segments = 1;  in blk_set_default_limits()
39 	lim->max_integrity_segments = 0;  in blk_set_default_limits()
40 	lim->seg_boundary_mask = BLK_SEG_BOUNDARY_MASK;  in blk_set_default_limits()
41 	lim->virt_boundary_mask = 0;  in blk_set_default_limits()
42 	lim->max_segment_size = BLK_MAX_SEGMENT_SIZE;  in blk_set_default_limits()
43 	lim->max_sectors = lim->max_hw_sectors = BLK_SAFE_MAX_SECTORS;  in blk_set_default_limits()
44 	lim->max_user_sectors = lim->max_dev_sectors = 0;  in blk_set_default_limits()
45 	lim->chunk_sectors = 0;  in blk_set_default_limits()
46 	lim->max_write_zeroes_sectors = 0;  in blk_set_default_limits()
47 	lim->max_zone_append_sectors = 0;  in blk_set_default_limits()
48 	lim->max_discard_sectors = 0;  in blk_set_default_limits()
49 	lim->max_hw_discard_sectors = 0;  in blk_set_default_limits()
50 	lim->max_secure_erase_sectors = 0;  in blk_set_default_limits()
51 	lim->discard_granularity = 0;  in blk_set_default_limits()
52 	lim->discard_alignment = 0;  in blk_set_default_limits()
53 	lim->discard_misaligned = 0;  in blk_set_default_limits()
54 	lim->logical_block_size = lim->physical_block_size = lim->io_min = 512;  in blk_set_default_limits()
55 	lim->bounce = BLK_BOUNCE_NONE;  in blk_set_default_limits()
56 	lim->alignment_offset = 0;  in blk_set_default_limits()
57 	lim->io_opt = 0;  in blk_set_default_limits()
58 	lim->misaligned = 0;  in blk_set_default_limits()
59 	lim->zoned = BLK_ZONED_NONE;  in blk_set_default_limits()
60 	lim->zone_write_granularity = 0;  in blk_set_default_limits()
61 	lim->dma_alignment = 511;  in blk_set_default_limits()
72 void blk_set_stacking_limits(struct queue_limits *lim)  in blk_set_stacking_limits()  argument
74 	blk_set_default_limits(lim);  in blk_set_stacking_limits()
77 	lim->max_segments = USHRT_MAX;  in blk_set_stacking_limits()
78 	lim->max_discard_segments = USHRT_MAX;  in blk_set_stacking_limits()
79 	lim->max_hw_sectors = UINT_MAX;  in blk_set_stacking_limits()
80 	lim->max_segment_size = UINT_MAX;  in blk_set_stacking_limits()
81 	lim->max_sectors = UINT_MAX;  in blk_set_stacking_limits()
82 	lim->max_dev_sectors = UINT_MAX;  in blk_set_stacking_limits()
83 	lim->max_write_zeroes_sectors = UINT_MAX;  in blk_set_stacking_limits()
84 	lim->max_zone_append_sectors = UINT_MAX;  in blk_set_stacking_limits()
490 static int queue_limit_alignment_offset(const struct queue_limits *lim,  in queue_limit_alignment_offset()  argument
493 	unsigned int granularity = max(lim->physical_block_size, lim->io_min);  in queue_limit_alignment_offset()
497 	return (granularity + lim->alignment_offset - alignment) % granularity;  in queue_limit_alignment_offset()
501 		const struct queue_limits *lim, sector_t sector)  in queue_limit_discard_alignment()  argument
505 	if (!lim->max_discard_sectors)  in queue_limit_discard_alignment()
509 	alignment = lim->discard_alignment >> SECTOR_SHIFT;  in queue_limit_discard_alignment()
510 	granularity = lim->discard_granularity >> SECTOR_SHIFT;  in queue_limit_discard_alignment()