22 void blk_queue_rq_timeout(struct request_queue *q, unsigned int timeout)  in blk_queue_rq_timeout()  argument
24 	q->rq_timeout = timeout;  in blk_queue_rq_timeout()
98 void blk_queue_bounce_limit(struct request_queue *q, enum blk_bounce bounce)  in blk_queue_bounce_limit()  argument
100 	q->limits.bounce = bounce;  in blk_queue_bounce_limit()
123 void blk_queue_max_hw_sectors(struct request_queue *q, unsigned int max_hw_sectors)  in blk_queue_max_hw_sectors()  argument
125 	struct queue_limits *limits = &q->limits;  in blk_queue_max_hw_sectors()
149 	if (!q->disk)  in blk_queue_max_hw_sectors()
151 	q->disk->bdi->io_pages = max_sectors >> (PAGE_SHIFT - 9);  in blk_queue_max_hw_sectors()
167 void blk_queue_chunk_sectors(struct request_queue *q, unsigned int chunk_sectors)  in blk_queue_chunk_sectors()  argument
169 	q->limits.chunk_sectors = chunk_sectors;  in blk_queue_chunk_sectors()
178 void blk_queue_max_discard_sectors(struct request_queue *q,  in blk_queue_max_discard_sectors()  argument
181 	q->limits.max_hw_discard_sectors = max_discard_sectors;  in blk_queue_max_discard_sectors()
182 	q->limits.max_discard_sectors = max_discard_sectors;  in blk_queue_max_discard_sectors()
191 void blk_queue_max_secure_erase_sectors(struct request_queue *q,  in blk_queue_max_secure_erase_sectors()  argument
194 	q->limits.max_secure_erase_sectors = max_sectors;  in blk_queue_max_secure_erase_sectors()
204 void blk_queue_max_write_zeroes_sectors(struct request_queue *q,  in blk_queue_max_write_zeroes_sectors()  argument
207 	q->limits.max_write_zeroes_sectors = max_write_zeroes_sectors;  in blk_queue_max_write_zeroes_sectors()
216 void blk_queue_max_zone_append_sectors(struct request_queue *q,  in blk_queue_max_zone_append_sectors()  argument
221 	if (WARN_ON(!blk_queue_is_zoned(q)))  in blk_queue_max_zone_append_sectors()
224 	max_sectors = min(q->limits.max_hw_sectors, max_zone_append_sectors);  in blk_queue_max_zone_append_sectors()
225 	max_sectors = min(q->limits.chunk_sectors, max_sectors);  in blk_queue_max_zone_append_sectors()
234 	q->limits.max_zone_append_sectors = max_sectors;  in blk_queue_max_zone_append_sectors()
247 void blk_queue_max_segments(struct request_queue *q, unsigned short max_segments)  in blk_queue_max_segments()  argument
255 	q->limits.max_segments = max_segments;  in blk_queue_max_segments()
268 void blk_queue_max_discard_segments(struct request_queue *q,  in blk_queue_max_discard_segments()  argument
271 	q->limits.max_discard_segments = max_segments;  in blk_queue_max_discard_segments()
284 void blk_queue_max_segment_size(struct request_queue *q, unsigned int max_size)  in blk_queue_max_segment_size()  argument
293 	WARN_ON_ONCE(q->limits.virt_boundary_mask);  in blk_queue_max_segment_size()
295 	q->limits.max_segment_size = max_size;  in blk_queue_max_segment_size()
309 void blk_queue_logical_block_size(struct request_queue *q, unsigned int size)  in blk_queue_logical_block_size()  argument
311 	struct queue_limits *limits = &q->limits;  in blk_queue_logical_block_size()
338 void blk_queue_physical_block_size(struct request_queue *q, unsigned int size)  in blk_queue_physical_block_size()  argument
340 	q->limits.physical_block_size = size;  in blk_queue_physical_block_size()
342 	if (q->limits.physical_block_size < q->limits.logical_block_size)  in blk_queue_physical_block_size()
343 		q->limits.physical_block_size = q->limits.logical_block_size;  in blk_queue_physical_block_size()
345 	if (q->limits.io_min < q->limits.physical_block_size)  in blk_queue_physical_block_size()
346 		q->limits.io_min = q->limits.physical_block_size;  in blk_queue_physical_block_size()
359 void blk_queue_zone_write_granularity(struct request_queue *q,  in blk_queue_zone_write_granularity()  argument
362 	if (WARN_ON_ONCE(!blk_queue_is_zoned(q)))  in blk_queue_zone_write_granularity()
365 	q->limits.zone_write_granularity = size;  in blk_queue_zone_write_granularity()
367 	if (q->limits.zone_write_granularity < q->limits.logical_block_size)  in blk_queue_zone_write_granularity()
368 		q->limits.zone_write_granularity = q->limits.logical_block_size;  in blk_queue_zone_write_granularity()
383 void blk_queue_alignment_offset(struct request_queue *q, unsigned int offset)  in blk_queue_alignment_offset()  argument
385 	q->limits.alignment_offset =  in blk_queue_alignment_offset()
386 		offset & (q->limits.physical_block_size - 1);  in blk_queue_alignment_offset()
387 	q->limits.misaligned = 0;  in blk_queue_alignment_offset()
393 	struct request_queue *q = disk->queue;  in disk_update_readahead()  local
400 		max(queue_io_opt(q) * 2 / PAGE_SIZE, VM_READAHEAD_PAGES);  in disk_update_readahead()
401 	disk->bdi->io_pages = queue_max_sectors(q) >> (PAGE_SHIFT - 9);  in disk_update_readahead()
442 void blk_queue_io_min(struct request_queue *q, unsigned int min)  in blk_queue_io_min()  argument
444 	blk_limits_io_min(&q->limits, min);  in blk_queue_io_min()
480 void blk_queue_io_opt(struct request_queue *q, unsigned int opt)  in blk_queue_io_opt()  argument
482 	blk_limits_io_opt(&q->limits, opt);  in blk_queue_io_opt()
483 	if (!q->disk)  in blk_queue_io_opt()
485 	q->disk->bdi->ra_pages =  in blk_queue_io_opt()
486 		max(queue_io_opt(q) * 2 / PAGE_SIZE, VM_READAHEAD_PAGES);  in blk_queue_io_opt()
731 void blk_queue_update_dma_pad(struct request_queue *q, unsigned int mask)  in blk_queue_update_dma_pad()  argument
733 	if (mask > q->dma_pad_mask)  in blk_queue_update_dma_pad()
734 		q->dma_pad_mask = mask;  in blk_queue_update_dma_pad()
743 void blk_queue_segment_boundary(struct request_queue *q, unsigned long mask)  in blk_queue_segment_boundary()  argument
751 	q->limits.seg_boundary_mask = mask;  in blk_queue_segment_boundary()
760 void blk_queue_virt_boundary(struct request_queue *q, unsigned long mask)  in blk_queue_virt_boundary()  argument
762 	q->limits.virt_boundary_mask = mask;  in blk_queue_virt_boundary()
771 		q->limits.max_segment_size = UINT_MAX;  in blk_queue_virt_boundary()
785 void blk_queue_dma_alignment(struct request_queue *q, int mask)  in blk_queue_dma_alignment()  argument
787 	q->limits.dma_alignment = mask;  in blk_queue_dma_alignment()
805 void blk_queue_update_dma_alignment(struct request_queue *q, int mask)  in blk_queue_update_dma_alignment()  argument
809 	if (mask > q->limits.dma_alignment)  in blk_queue_update_dma_alignment()
810 		q->limits.dma_alignment = mask;  in blk_queue_update_dma_alignment()
820 void blk_set_queue_depth(struct request_queue *q, unsigned int depth)  in blk_set_queue_depth()  argument
822 	q->queue_depth = depth;  in blk_set_queue_depth()
823 	rq_qos_queue_depth_changed(q);  in blk_set_queue_depth()
835 void blk_queue_write_cache(struct request_queue *q, bool wc, bool fua)  in blk_queue_write_cache()  argument
838 		blk_queue_flag_set(QUEUE_FLAG_HW_WC, q);  in blk_queue_write_cache()
839 		blk_queue_flag_set(QUEUE_FLAG_WC, q);  in blk_queue_write_cache()
841 		blk_queue_flag_clear(QUEUE_FLAG_HW_WC, q);  in blk_queue_write_cache()
842 		blk_queue_flag_clear(QUEUE_FLAG_WC, q);  in blk_queue_write_cache()
845 		blk_queue_flag_set(QUEUE_FLAG_FUA, q);  in blk_queue_write_cache()
847 		blk_queue_flag_clear(QUEUE_FLAG_FUA, q);  in blk_queue_write_cache()
849 	wbt_set_write_cache(q, test_bit(QUEUE_FLAG_WC, &q->queue_flags));  in blk_queue_write_cache()
862 void blk_queue_required_elevator_features(struct request_queue *q,  in blk_queue_required_elevator_features()  argument
865 	q->required_elevator_features = features;  in blk_queue_required_elevator_features()
876 bool blk_queue_can_use_dma_map_merging(struct request_queue *q,  in blk_queue_can_use_dma_map_merging()  argument
885 	blk_queue_virt_boundary(q, boundary);  in blk_queue_can_use_dma_map_merging()
924 	struct request_queue *q = disk->queue;  in disk_set_zoned()  local
925 	unsigned int old_model = q->limits.zoned;  in disk_set_zoned()
955 	q->limits.zoned = model;  in disk_set_zoned()
961 		blk_queue_zone_write_granularity(q,  in disk_set_zoned()
962 						queue_logical_block_size(q));  in disk_set_zoned()
971 	struct request_queue *q = bdev_get_queue(bdev);  in bdev_alignment_offset()  local
973 	if (q->limits.misaligned)  in bdev_alignment_offset()
976 		return queue_limit_alignment_offset(&q->limits,  in bdev_alignment_offset()
978 	return q->limits.alignment_offset;  in bdev_alignment_offset()
984 	struct request_queue *q = bdev_get_queue(bdev);  in bdev_discard_alignment()  local
987 		return queue_limit_discard_alignment(&q->limits,  in bdev_discard_alignment()
989 	return q->limits.discard_alignment;  in bdev_discard_alignment()