tb_switch_set_link_width identifier - Linux source code next-20260811

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linux

Versions

FIXME
- FIXME
  - next-20260811

Documented in 1 files:

drivers/thunderbolt/switch.c, line 3123

Defined in 1 files as a prototype:

drivers/thunderbolt/tb.h, line 1028 (as a prototype)

Defined in 1 files as a function:

drivers/thunderbolt/switch.c, line 3136 (as a function)

Referenced in 1 files:

drivers/thunderbolt/tb.c

Smatch caller information:

drivers/thunderbolt/tb.c tb_configure_asym() -> tb_switch_set_link_width()

Type	Parameter	Key	Value
PARAM_VALUE	0	sw	4096-ptr_max
PARAM_VALUE	0	sw->is_unplugged	0
PARAM_VALUE	0	sw->tb->ctl->frame_pool->dev->cma_area->alloc_mutex.osq.tail.counter	s32min-s32max
PARAM_VALUE	0	sw->tb->ctl->frame_pool->dev->dma_uses_io_tlb	1
PARAM_VALUE	0	sw->tb->ctl->frame_pool->dev->iommu->attach_deferred	0-1
PARAM_VALUE	0	sw->tb->ctl->frame_pool->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	sw->tb->ctl->request_queue_lock.dep_map->name	0-255
PARAM_VALUE	0	sw->tb->ctl->request_queue_lock.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	sw->tb->ctl->request_queue_lock.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	sw->tb->ctl->request_queue_lock.first_waiter->task->blocked_on	0
PARAM_VALUE	0	sw->tb->ctl->request_queue_lock.first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	sw->tb->ctl->tx->lock.rlock.dep_map->name	0-255
PARAM_VALUE	1	width	4,8
FUZZY_MAX	1	width	8
PARAM_COMPARE	0	sw->link_width	!= $1
PARAM_COMPARE	1	width	!= $0->link_width
BIT_INFO	1	width	0x0,0xc
HARD_MAX	1	width	8
HALF_LOCKED2		&pool->lock
HALF_LOCKED2		&tb->lock
HALF_LOCKED2		&tb->lock
TYPE_LOCK		(struct tb)->lock

drivers/thunderbolt/tb.c tb_configure_link() -> tb_switch_set_link_width()

Type	Parameter	Key	Value
PARAM_VALUE	0	sw	4096-ptr_max
PARAM_VALUE	0	sw->dev.devres_head.next->next	4096-ptr_max
PARAM_VALUE	0	sw->dev.devres_head.prev->next	4096-ptr_max
PARAM_VALUE	0	sw->dev.devres_head.prev->prev	4096-ptr_max
PARAM_VALUE	0	sw->dev.dma_io_tlb_mem->dyn_alloc.data.counter	9007199250546704
PARAM_VALUE	0	sw->dev.dma_io_tlb_mem->dyn_alloc.entry.prev	1473117533515866344
PARAM_VALUE	0	sw->dev.dma_io_tlb_mem->dyn_alloc.func	1583282886040592384
PARAM_VALUE	0	sw->dev.dma_io_tlb_mem->pools.prev	1473117533515866320
PARAM_VALUE	0	sw->dev.dma_io_tlb_pools.next->next	4096-ptr_max
PARAM_VALUE	0	sw->dev.dma_io_tlb_pools.prev->next	4096-ptr_max
PARAM_VALUE	0	sw->dev.dma_io_tlb_pools.prev->prev	4096-ptr_max
PARAM_VALUE	0	sw->dev.dma_pools.next->next	4096-ptr_max
PARAM_VALUE	0	sw->dev.dma_pools.prev->next	4096-ptr_max
PARAM_VALUE	0	sw->dev.dma_pools.prev->prev	4096-ptr_max
PARAM_VALUE	0	sw->dev.flags	4096-ptr_max
PARAM_VALUE	0	sw->dev.links.consumers.next->next	4096-ptr_max
PARAM_VALUE	0	sw->dev.links.consumers.prev->next	4096-ptr_max
PARAM_VALUE	0	sw->dev.links.consumers.prev->prev	4096-ptr_max
PARAM_VALUE	0	sw->dev.links.defer_sync.next->next	4096-ptr_max
PARAM_VALUE	0	sw->dev.links.defer_sync.prev->next	4096-ptr_max
PARAM_VALUE	0	sw->dev.links.defer_sync.prev->prev	4096-ptr_max
PARAM_VALUE	0	sw->dev.links.suppliers.next->next	4096-ptr_max
PARAM_VALUE	0	sw->dev.links.suppliers.prev->next	4096-ptr_max
PARAM_VALUE	0	sw->dev.links.suppliers.prev->prev	4096-ptr_max
PARAM_VALUE	0	sw->dev.power.entry.next->next	4096-ptr_max
PARAM_VALUE	0	sw->dev.power.entry.prev->next	4096-ptr_max
PARAM_VALUE	0	sw->dev.power.entry.prev->prev	4096-ptr_max
PARAM_VALUE	0	sw->dev.power.wait_queue.head.next->next	4096-ptr_max
PARAM_VALUE	0	sw->dev.power.wait_queue.head.prev->next	4096-ptr_max
PARAM_VALUE	0	sw->dev.power.wait_queue.head.prev->prev	4096-ptr_max
PARAM_VALUE	0	sw->link_width	0-1
PARAM_VALUE	0	sw->tb->ctl	4096-ptr_max
PARAM_VALUE	0	sw->tb->ctl->frame_pool->dev->cma_area->alloc_mutex.osq.tail.counter	s32min-s32max
PARAM_VALUE	0	sw->tb->ctl->frame_pool->dev->dma_uses_io_tlb	1
PARAM_VALUE	0	sw->tb->ctl->frame_pool->dev->iommu->attach_deferred	0-1
PARAM_VALUE	0	sw->tb->ctl->frame_pool->dev->iommu->pci_32bit_workaround	0-1
PARAM_VALUE	0	sw->tb->ctl->frame_pool->next_block->next_block	0
PARAM_VALUE	0	sw->tb->ctl->request_queue_lock->first_waiter->task->blocked_lock.owner	(-4611686018427387904)-4611686018427387903
PARAM_VALUE	0	sw->tb->ctl->request_queue_lock.dep_map->name	0-255
PARAM_VALUE	0	sw->tb->ctl->request_queue_lock.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	sw->tb->ctl->request_queue_lock.first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	sw->tb->ctl->request_queue_lock.first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	sw->tb->ctl->request_queue_lock.first_waiter->task->blocked_on	0
PARAM_VALUE	0	sw->tb->ctl->request_queue_lock.first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	sw->tb->root_switch	0,4096-ptr_max
PARAM_VALUE	1	width	2
BUF_SIZE	0	sw	1968
DATA_SOURCE	0	sw	$2
FUZZY_MAX	0	sw->link_width	1
HARD_MAX	0	sw->link_width	1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		&tb->lock

drivers/thunderbolt/tb.c tb_configure_sym() -> tb_switch_set_link_width()

Type	Parameter	Key	Value
PARAM_VALUE	0	sw	4096-ptr_max
PARAM_VALUE	0	sw->is_unplugged	0
PARAM_VALUE	0	sw->link_width	3-u32max
PARAM_VALUE	1	width	2
FUZZY_MAX	0	sw->link_width	3
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&tb->lock

drivers/thunderbolt/tb.c tb_free_unplugged_children() -> tb_switch_set_link_width()

Type	Parameter	Key	Value
PARAM_VALUE	0	sw	4096-ptr_max
PARAM_VALUE	0	sw->dev.power.wakeirq->status	0-4294967295
PARAM_VALUE	0	sw->is_unplugged	1
PARAM_VALUE	1	width	1
CAPPED_DATA	0	sw	1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		&tb->lock

drivers/thunderbolt/tb.c tb_handle_hotplug() -> tb_switch_set_link_width()

Type	Parameter	Key	Value
PARAM_VALUE	0	sw	4096-ptr_max
PARAM_VALUE	0	sw->tb	4096-ptr_max
PARAM_VALUE	1	width	1
CAPPED_DATA	0	sw	1
NOCHECK_CALL
LOCK2		&tb->lock
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct tb)->lock

drivers/thunderbolt/tb.c tb_restore_children() -> tb_switch_set_link_width()

Type	Parameter	Key	Value
PARAM_VALUE	0	sw	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		&tb->lock