Lines Matching +full:hardware +full:- +full:based

1 // SPDX-License-Identifier: GPL-2.0
3  * CPU <-> hardware queue mapping helpers
5  * Copyright (C) 2013-2014 Jens Axboe
18 #include "blk-mq.h"
30  * blk_mq_num_possible_queues - Calc nr of queues for multiqueue devices
31  * @max_queues:	The maximum number of queues the hardware/driver
36  * device based on the number of possible CPUs.
45  * blk_mq_num_online_queues - Calc nr of queues for multiqueue devices
46  * @max_queues:	The maximum number of queues the hardware/driver
51  * device based on the number of online CPUs.
64 	masks = group_cpus_evenly(qmap->nr_queues, &nr_masks);  in blk_mq_map_queues()
67 			qmap->mq_map[cpu] = qmap->queue_offset;  in blk_mq_map_queues()
71 	for (queue = 0; queue < qmap->nr_queues; queue++) {  in blk_mq_map_queues()
73 			qmap->mq_map[cpu] = qmap->queue_offset + queue;  in blk_mq_map_queues()
80  * blk_mq_hw_queue_to_node - Look up the memory node for a hardware queue index
81  * @qmap: CPU to hardware queue map.
82  * @index: hardware queue index.
92 		if (index == qmap->mq_map[i])  in blk_mq_hw_queue_to_node()
100  * blk_mq_map_hw_queues - Create CPU to hardware queue mapping
101  * @qmap:	CPU to hardware queue map
105  * Create a CPU to hardware queue mapping in @qmap. The struct bus_type
115 	if (!dev->bus->irq_get_affinity)  in blk_mq_map_hw_queues()
118 	for (queue = 0; queue < qmap->nr_queues; queue++) {  in blk_mq_map_hw_queues()
119 		mask = dev->bus->irq_get_affinity(dev, queue + offset);  in blk_mq_map_hw_queues()
124 			qmap->mq_map[cpu] = qmap->queue_offset + queue;  in blk_mq_map_hw_queues()