ocelot_fdma_activate_chan identifier - Linux source code next-20260811

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linux

Versions

FIXME
- FIXME
  - next-20260811

Defined in 1 files as a function:

drivers/net/ethernet/mscc/ocelot_fdma.c, line 85 (as a function)

Referenced in 1 files:

drivers/net/ethernet/mscc/ocelot_fdma.c

Smatch caller information:

drivers/net/ethernet/mscc/ocelot_fdma.c ocelot_fdma_rx_restart() -> ocelot_fdma_activate_chan()

Type	Parameter	Key	Value
PARAM_VALUE	0	ocelot	4096-ptr_max
PARAM_VALUE	0	ocelot->dev->dma_io_tlb_pools.next->prev	4096-ptr_max
PARAM_VALUE	0	ocelot->dev->dma_io_tlb_pools.next->prev->prev	4096-ptr_max
PARAM_VALUE	0	ocelot->dev->iommu->pci_32bit_workaround	0-1
PARAM_VALUE	0	ocelot->fdma	4096-ptr_max
PARAM_VALUE	0	ocelot->fdma->rx_ring.skb->sk->__sk_common.skc_net.net->notrefcnt_tracker.dead	1
PARAM_VALUE	0	ocelot->fdma->rx_ring.skb->sk->__sk_common.skc_net.net->refcnt_tracker.dead	1
PARAM_VALUE	0	ocelot->fdma->rx_ring.skb->sk->ns_tracker->alloc_stack_handle	0-4294967295
PARAM_VALUE	0	ocelot->fdma->rx_ring.skb->sk->ns_tracker->dead	0-1
PARAM_VALUE	0	ocelot->fdma->rx_ring.skb->sk->ns_tracker->free_stack_handle	0-4294967295
PARAM_VALUE	0	ocelot->fdma->rx_ring.skb->sk->sk_bpf_storage->owner_refcnt.refs.counter	s32min-s32max
PARAM_VALUE	0	ocelot->fdma->rx_ring.skb->sk->sk_callback_lock.owner	(-1)
PARAM_VALUE	0	ocelot->fdma->rx_ring.skb->sk->sk_callback_lock.owner_cpu	u32max
PARAM_VALUE	0	ocelot->fdma->rx_ring.skb->sk->sk_callback_lock.raw_lock.cnts.counter	0-s32max
PARAM_VALUE	0	ocelot->fdma->rx_ring.skb->sk->sk_owner->refcnt.counter	0-s32max
PARAM_VALUE	0	ocelot->fdma->rx_ring.skb->sk->sk_prot_creator->owner->refcnt.counter	0-s32max
PARAM_VALUE	0	ocelot->fdma->rx_ring.skb->sk->sk_rcu.func	1-u64max
PARAM_VALUE	2	chan	0
DATA_SOURCE	0	ocelot	$0
DATA_SOURCE	1	dma	r ocelot_fdma_idx_dma
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		&ni->dev_lock
HALF_LOCKED2		bh
HALF_LOCKED2		rcu_read

drivers/net/ethernet/mscc/ocelot_fdma.c ocelot_fdma_send_skb() -> ocelot_fdma_activate_chan()

Type	Parameter	Key	Value
PARAM_VALUE	0	ocelot	4096-ptr_max
PARAM_VALUE	0	ocelot->dev->dma_io_tlb_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	ocelot->dev->dma_io_tlb_pools.next	4096-ptr_max
PARAM_VALUE	0	ocelot->dev->dma_io_tlb_pools.next->prev	4096-ptr_max
PARAM_VALUE	0	ocelot->dev->dma_io_tlb_pools.next->prev->prev	4096-ptr_max
PARAM_VALUE	0	ocelot->dev->dma_uses_io_tlb	1
PARAM_VALUE	0	ocelot->dev->iommu->pci_32bit_workaround	0-1
PARAM_VALUE	0	ocelot->fdma	4096-ptr_max
PARAM_VALUE	0	ocelot->fdma->tx_ring.xmit_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	ocelot->ts_id_lock.rlock.dep_map->name	0-255
PARAM_VALUE	2	chan	2
DATA_SOURCE	0	ocelot	$0
DATA_SOURCE	1	dma	r ocelot_fdma_idx_dma
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS	0	ocelot	unit_byte
LOCK2		&fdma->tx_ring.xmit_lock
HALF_LOCKED2		&dev->tx_global_lock
HALF_LOCKED2		bh
HALF_LOCKED2		flags
HALF_LOCKED2		rcu_read
TYPE_LOCK		(struct ocelot_fdma_tx_ring)->xmit_lock

drivers/net/ethernet/mscc/ocelot_fdma.c ocelot_fdma_start() -> ocelot_fdma_activate_chan()

Type	Parameter	Key	Value
PARAM_VALUE	0	ocelot	4096-ptr_max
PARAM_VALUE	0	ocelot->dev	4096-ptr_max
PARAM_VALUE	0	ocelot->dev->cma_area->available_count	0-s64max
PARAM_VALUE	0	ocelot->dev->cma_area->nranges	s32min-s32max
PARAM_VALUE	0	ocelot->dev->devres_head.prev	4096-ptr_max
PARAM_VALUE	0	ocelot->dev->devres_head.prev->next	4096-ptr_max
PARAM_VALUE	0	ocelot->dev->devres_head.prev->next->next	4096-ptr_max
PARAM_VALUE	0	ocelot->dev->iommu->attach_deferred	0-1
PARAM_VALUE	0	ocelot->devlink	4096-ptr_max
PARAM_VALUE	0	ocelot->dummy_rules.next	4096-ptr_max
PARAM_VALUE	0	ocelot->dummy_rules.next->next	4096-ptr_max
PARAM_VALUE	0	ocelot->dummy_rules.prev	4096-ptr_max
PARAM_VALUE	0	ocelot->dummy_rules.prev->next	4096-ptr_max
PARAM_VALUE	0	ocelot->dummy_rules.prev->prev	4096-ptr_max
PARAM_VALUE	0	ocelot->fdma	4096-ptr_max
PARAM_VALUE	0	ocelot->fdma->napi->thread->delays->lock.owner	(-4611686018427387904)-4611686018427387903
PARAM_VALUE	0	ocelot->fdma->napi.config	0,4096-ptr_max
PARAM_VALUE	0	ocelot->fdma->napi.dev	4096-ptr_max
PARAM_VALUE	0	ocelot->fdma->napi.dev->lock.dep_map->name	0-255
PARAM_VALUE	0	ocelot->fdma->napi.dev->lock.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	ocelot->fdma->napi.dev->lock.first_waiter->task->blocked_lock.dep_map->name	0-255
PARAM_VALUE	0	ocelot->fdma->napi.dev->lock.first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	ocelot->fdma->napi.dev->lock.first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	ocelot->fdma->napi.dev->lock.first_waiter->task->blocked_lock.raw_lock.val.counter	s32min-s32max
PARAM_VALUE	0	ocelot->fdma->napi.dev->lock.first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	ocelot->fdma->napi.thread	0,4096-ptr_max
PARAM_VALUE	0	ocelot->fdma->napi.thread->cpus_ptr	4096-ptr_max
PARAM_VALUE	0	ocelot->fdma->napi.thread->migration_disabled	0-1
PARAM_VALUE	0	ocelot->fdma->napi.thread->on_rq	0-1,3-255
PARAM_VALUE	0	ocelot->fdma->napi.thread->wake_cpu	0-s32max
PARAM_VALUE	0	ocelot->fwd_domain_lock.dep_map->name	0-255
PARAM_VALUE	0	ocelot->fwd_domain_lock.first_waiter	0
PARAM_VALUE	0	ocelot->fwd_domain_lock.magic	4096-ptr_max
PARAM_VALUE	0	ocelot->fwd_domain_lock.owner.counter	0
PARAM_VALUE	0	ocelot->lag_fdbs.next	4096-ptr_max
PARAM_VALUE	0	ocelot->lag_fdbs.next->next	4096-ptr_max
PARAM_VALUE	0	ocelot->lag_fdbs.prev	4096-ptr_max
PARAM_VALUE	0	ocelot->lag_fdbs.prev->next	4096-ptr_max
PARAM_VALUE	0	ocelot->lag_fdbs.prev->prev	4096-ptr_max
PARAM_VALUE	0	ocelot->mact_lock.dep_map->name	0-255
PARAM_VALUE	0	ocelot->mact_lock.first_waiter	0
PARAM_VALUE	0	ocelot->mact_lock.magic	4096-ptr_max
PARAM_VALUE	0	ocelot->mact_lock.osq.tail.counter	0
PARAM_VALUE	0	ocelot->mact_lock.owner.counter	0
PARAM_VALUE	0	ocelot->map	6026074135380606976
PARAM_VALUE	0	ocelot->mm	1-u64max
PARAM_VALUE	0	ocelot->mm->active_preemptible_tcs	0
PARAM_VALUE	0	ocelot->mm->preemptible_tcs	0
PARAM_VALUE	0	ocelot->mm->tx_active	0
PARAM_VALUE	0	ocelot->mm->tx_enabled	0
PARAM_VALUE	0	ocelot->mm->verify_status	0-5
PARAM_VALUE	0	ocelot->multicast.next	4096-ptr_max
PARAM_VALUE	0	ocelot->multicast.next->next	4096-ptr_max
PARAM_VALUE	0	ocelot->multicast.prev	4096-ptr_max
PARAM_VALUE	0	ocelot->multicast.prev->next	4096-ptr_max
PARAM_VALUE	0	ocelot->multicast.prev->prev	4096-ptr_max
PARAM_VALUE	0	ocelot->npi	(-1)
PARAM_VALUE	0	ocelot->num_flooding_pgids	1
PARAM_VALUE	0	ocelot->num_frame_refs	0-u16max
PARAM_VALUE	0	ocelot->num_mact_rows	1024
PARAM_VALUE	0	ocelot->ops	6258417569307836416
PARAM_VALUE	0	ocelot->ops->cut_through_fwd	0
PARAM_VALUE	0	ocelot->ops->netdev_to_port	2603890120038211584
PARAM_VALUE	0	ocelot->ops->port_to_netdev	4068653960461438976
PARAM_VALUE	0	ocelot->ops->psfp_filter_add	0
PARAM_VALUE	0	ocelot->ops->psfp_filter_del	0
PARAM_VALUE	0	ocelot->ops->psfp_init	0
PARAM_VALUE	0	ocelot->ops->psfp_stats_get	0
PARAM_VALUE	0	ocelot->ops->reset	9025871550166650880
PARAM_VALUE	0	ocelot->ops->tas_clock_adjust	0
PARAM_VALUE	0	ocelot->ops->tas_guard_bands_update	0
PARAM_VALUE	0	ocelot->ops->update_stats	0
PARAM_VALUE	0	ocelot->ops->wm_dec	6341601623281524736
PARAM_VALUE	0	ocelot->ops->wm_enc	7497006183106965504
PARAM_VALUE	0	ocelot->ops->wm_stat	7378957043723149312
PARAM_VALUE	0	ocelot->owq	4096-ptr_max
PARAM_VALUE	0	ocelot->packet_buffer_size	0-15728400
PARAM_VALUE	0	ocelot->pgids.next	4096-ptr_max
PARAM_VALUE	0	ocelot->pgids.next->next	4096-ptr_max
PARAM_VALUE	0	ocelot->pgids.prev	4096-ptr_max
PARAM_VALUE	0	ocelot->pgids.prev->next	4096-ptr_max
PARAM_VALUE	0	ocelot->pgids.prev->prev	4096-ptr_max
PARAM_VALUE	0	ocelot->psfp.lock.dep_map->name	0-255
PARAM_VALUE	0	ocelot->psfp.lock.first_waiter	0
PARAM_VALUE	0	ocelot->psfp.lock.magic	4096-ptr_max
PARAM_VALUE	0	ocelot->psfp.lock.osq.tail.counter	0
PARAM_VALUE	0	ocelot->psfp.lock.owner.counter	0
PARAM_VALUE	0	ocelot->psfp.sfi_list.next	4096-ptr_max
PARAM_VALUE	0	ocelot->psfp.sfi_list.next->next	4096-ptr_max
PARAM_VALUE	0	ocelot->psfp.sfi_list.prev	4096-ptr_max
PARAM_VALUE	0	ocelot->psfp.sfi_list.prev->next	4096-ptr_max
PARAM_VALUE	0	ocelot->psfp.sfi_list.prev->prev	4096-ptr_max
PARAM_VALUE	0	ocelot->psfp.sgi_list.next	4096-ptr_max
PARAM_VALUE	0	ocelot->psfp.sgi_list.next->next	4096-ptr_max
PARAM_VALUE	0	ocelot->psfp.sgi_list.prev	4096-ptr_max
PARAM_VALUE	0	ocelot->psfp.sgi_list.prev->next	4096-ptr_max
PARAM_VALUE	0	ocelot->psfp.sgi_list.prev->prev	4096-ptr_max
PARAM_VALUE	0	ocelot->psfp.stream_list.next	4096-ptr_max
PARAM_VALUE	0	ocelot->psfp.stream_list.next->next	4096-ptr_max
PARAM_VALUE	0	ocelot->psfp.stream_list.prev	4096-ptr_max
PARAM_VALUE	0	ocelot->psfp.stream_list.prev->next	4096-ptr_max
PARAM_VALUE	0	ocelot->psfp.stream_list.prev->prev	4096-ptr_max
PARAM_VALUE	0	ocelot->stat_view_lock.dep_map->name	0-255
PARAM_VALUE	0	ocelot->stat_view_lock.first_waiter	0
PARAM_VALUE	0	ocelot->stat_view_lock.magic	4096-ptr_max
PARAM_VALUE	0	ocelot->stat_view_lock.osq.tail.counter	0
PARAM_VALUE	0	ocelot->stat_view_lock.owner.counter	0
PARAM_VALUE	0	ocelot->stats	1-u64max
PARAM_VALUE	0	ocelot->stats_queue	4096-ptr_max
PARAM_VALUE	0	ocelot->stats_regions.next	4096-ptr_max
PARAM_VALUE	0	ocelot->stats_regions.next->next	4096-ptr_max
PARAM_VALUE	0	ocelot->stats_regions.prev	4096-ptr_max
PARAM_VALUE	0	ocelot->stats_regions.prev->next	4096-ptr_max
PARAM_VALUE	0	ocelot->stats_regions.prev->prev	4096-ptr_max
PARAM_VALUE	0	ocelot->stats_work->timer->entry.pprev	4096-ptr_max
PARAM_VALUE	0	ocelot->stats_work.timer.entry->pprev	4096-ptr_max
PARAM_VALUE	0	ocelot->stats_work.work.entry.next->prev	4096-ptr_max
PARAM_VALUE	0	ocelot->targets	4096-ptr_max
PARAM_VALUE	0	ocelot->traps.next	4096-ptr_max
PARAM_VALUE	0	ocelot->traps.next->next	4096-ptr_max
PARAM_VALUE	0	ocelot->traps.prev	4096-ptr_max
PARAM_VALUE	0	ocelot->traps.prev->next	4096-ptr_max
PARAM_VALUE	0	ocelot->traps.prev->prev	4096-ptr_max
PARAM_VALUE	0	ocelot->vcap	4507694224112504832
PARAM_VALUE	0	ocelot->vcap_pol.base	128
PARAM_VALUE	0	ocelot->vcap_pol.max	191
PARAM_VALUE	0	ocelot->vcap_pol.pol_list.next	4096-ptr_max
PARAM_VALUE	0	ocelot->vcap_pol.pol_list.next->next	4096-ptr_max
PARAM_VALUE	0	ocelot->vcap_pol.pol_list.prev	4096-ptr_max
PARAM_VALUE	0	ocelot->vcap_pol.pol_list.prev->next	4096-ptr_max
PARAM_VALUE	0	ocelot->vcap_pol.pol_list.prev->prev	4096-ptr_max
PARAM_VALUE	0	ocelot->vlans.next	4096-ptr_max
PARAM_VALUE	0	ocelot->vlans.next->next	4096-ptr_max
PARAM_VALUE	0	ocelot->vlans.prev	4096-ptr_max
PARAM_VALUE	0	ocelot->vlans.prev->next	4096-ptr_max
PARAM_VALUE	0	ocelot->vlans.prev->prev	4096-ptr_max
PARAM_VALUE	0	*ocelot->base_mac	0-255
PARAM_VALUE	2	chan	0
BUF_SIZE	0	ocelot->dev	1616
BUF_SIZE	0	ocelot->vcap	168
CAPPED_DATA	0	ocelot->num_phys_ports	1
DATA_SOURCE	0	ocelot	$0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
NO_OVERFLOW_SIMPLE	0	ocelot->num_phys_ports

drivers/net/ethernet/mscc/ocelot_fdma.c ocelot_fdma_tx_cleanup() -> ocelot_fdma_activate_chan()

Type	Parameter	Key	Value
PARAM_VALUE	0	ocelot	4096-ptr_max
PARAM_VALUE	2	chan	2
DATA_SOURCE	0	ocelot	$0
DATA_SOURCE	1	dma	r ocelot_fdma_idx_dma
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		&ni->dev_lock
HALF_LOCKED2		bh
HALF_LOCKED2		rcu_read