dwc3_event_buffers_setup identifier - Linux source code next-20260811

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linux

Versions

FIXME
- FIXME
  - next-20260811

Documented in 1 files:

drivers/usb/dwc3/core.c, line 552

Defined in 1 files as a prototype:

drivers/usb/dwc3/core.h, line 1640 (as a prototype)

Defined in 1 files as a function:

drivers/usb/dwc3/core.c, line 558 (as a function)

Referenced in 3 files:

Smatch caller information:

drivers/usb/dwc3/core.c __dwc3_set_mode() -> dwc3_event_buffers_setup()

Type	Parameter	Key	Value
PARAM_VALUE	0	dwc	4096-ptr_max
PARAM_VALUE	0	dwc->current_dr_role	1-2,4-u32max
PARAM_VALUE	0	dwc->desired_dr_role	1-2,4-u32max
PARAM_VALUE	0	dwc->dev	4096-ptr_max
PARAM_VALUE	0	dwc->dev->bus	0,4096-ptr_max
PARAM_VALUE	0	dwc->dev->class	0,4096-ptr_max
PARAM_VALUE	0	dwc->dev->power.request	0-4
PARAM_VALUE	0	dwc->dev->power.runtime_error	s32min-(-17),(-15)-(-14),(-12),(-10)-s32max
PARAM_VALUE	0	dwc->dev->power.wakeirq	0,4096-ptr_max
PARAM_VALUE	0	dwc->dev->power.wakeirq->status	0-4294967295
PARAM_VALUE	0	dwc->dev->type	0,4096-ptr_max
PARAM_VALUE	0	dwc->gadget->dev.kobj.sd->attr.open->nr_mmapped	0-4294967295
PARAM_VALUE	0	dwc->gadget->dev.power.wakeirq->status	0-4294967295
PARAM_VALUE	0	dwc->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	dwc->mutex.dep_map->name	0-255
PARAM_VALUE	0	dwc->mutex.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	dwc->mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	dwc->mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	dwc->mutex.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	dwc->mutex.wait_lock.owner	(-1)
PARAM_VALUE	0	dwc->mutex.wait_lock.owner_cpu	u32max
PARAM_VALUE	0	dwc->sysdev->cma_area->nranges	s32min-s32max
PARAM_VALUE	0	dwc->usb2_phy->otg->usb_phy->io_dev->power.wakeirq->status	0-4294967295
CAPPED_DATA	0	&dwc->mutex	1
NOCHECK_CALL
LOCK2	0	&dwc->mutex
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct dwc3)->mutex

drivers/usb/dwc3/core.c dwc3_core_init() -> dwc3_event_buffers_setup()

Type	Parameter	Key	Value
PARAM_VALUE	0	dwc	4096-ptr_max
PARAM_VALUE	0	dwc->bus_clk	0,4096-ptr_max
PARAM_VALUE	0	dwc->bus_clk->core->dev->power.deferred_resume	0-1
PARAM_VALUE	0	dwc->bus_clk->core->dev->power.idle_notification	0-1
PARAM_VALUE	0	dwc->bus_clk->core->dev->power.request	0-4
PARAM_VALUE	0	dwc->bus_clk->core->dev->power.request_pending	0-1
PARAM_VALUE	0	dwc->bus_clk->core->dev->power.runtime_error	s32min-(-17),(-15)-(-14),(-12),(-10)-s32max
PARAM_VALUE	0	dwc->bus_clk->core->dev->power.runtime_status	s32min-s32max
PARAM_VALUE	0	dwc->bus_clk->core->dev->power.timer_autosuspends	0-1
PARAM_VALUE	0	dwc->bus_clk->core->dev->power.usage_count.counter	s32min-s32max
PARAM_VALUE	0	dwc->bus_clk->core->dev->power.wakeirq->status	0-4294967295
PARAM_VALUE	0	dwc->bus_clk->core->enable_count	0-4294967295
PARAM_VALUE	0	dwc->bus_clk->core->parent->dev->power.deferred_resume	0-1
PARAM_VALUE	0	dwc->bus_clk->core->parent->dev->power.idle_notification	0-1
PARAM_VALUE	0	dwc->bus_clk->core->parent->dev->power.request	0-4
PARAM_VALUE	0	dwc->bus_clk->core->parent->dev->power.request_pending	0-1
PARAM_VALUE	0	dwc->bus_clk->core->parent->dev->power.runtime_error	s32min-(-17),(-15)-(-14),(-12),(-10)-s32max
PARAM_VALUE	0	dwc->bus_clk->core->parent->dev->power.runtime_status	s32min-s32max
PARAM_VALUE	0	dwc->bus_clk->core->parent->dev->power.timer_autosuspends	0-1
PARAM_VALUE	0	dwc->bus_clk->core->parent->dev->power.usage_count.counter	s32min-s32max
PARAM_VALUE	0	dwc->bus_clk->core->parent->dev->power.wakeirq->status	0-4294967295
PARAM_VALUE	0	dwc->bus_clk->core->parent->enable_count	0-4294967295
PARAM_VALUE	0	dwc->bus_clk->core->parent->prepare_count	0-4294967295
PARAM_VALUE	0	dwc->bus_clk->core->parent->protect_count	0-4294967295
PARAM_VALUE	0	dwc->bus_clk->core->prepare_count	1-4294967295
PARAM_VALUE	0	dwc->bus_clk->core->protect_count	0-4294967295
PARAM_VALUE	0	dwc->current_dr_role	1-3
PARAM_VALUE	0	dwc->dev->power.wakeirq->status	0-4294967295
PARAM_VALUE	0	dwc->is_fpga	1
PARAM_VALUE	0	dwc->num_eps	0-63
PARAM_VALUE	0	dwc->phys_ready	1
PARAM_VALUE	0	dwc->pipe_clk	0,4096-ptr_max
PARAM_VALUE	0	dwc->pipe_clk->core->dev->power.deferred_resume	0-1
PARAM_VALUE	0	dwc->pipe_clk->core->dev->power.idle_notification	0-1
PARAM_VALUE	0	dwc->pipe_clk->core->dev->power.request	0-4
PARAM_VALUE	0	dwc->pipe_clk->core->dev->power.request_pending	0-1
PARAM_VALUE	0	dwc->pipe_clk->core->dev->power.runtime_error	s32min-(-17),(-15)-(-14),(-12),(-10)-s32max
PARAM_VALUE	0	dwc->pipe_clk->core->dev->power.runtime_status	s32min-s32max
PARAM_VALUE	0	dwc->pipe_clk->core->dev->power.timer_autosuspends	0-1
PARAM_VALUE	0	dwc->pipe_clk->core->dev->power.usage_count.counter	s32min-s32max
PARAM_VALUE	0	dwc->pipe_clk->core->dev->power.wakeirq->status	0-4294967295
PARAM_VALUE	0	dwc->pipe_clk->core->enable_count	0-4294967295
PARAM_VALUE	0	dwc->pipe_clk->core->parent->dev->power.deferred_resume	0-1
PARAM_VALUE	0	dwc->pipe_clk->core->parent->dev->power.idle_notification	0-1
PARAM_VALUE	0	dwc->pipe_clk->core->parent->dev->power.request	0-4
PARAM_VALUE	0	dwc->pipe_clk->core->parent->dev->power.request_pending	0-1
PARAM_VALUE	0	dwc->pipe_clk->core->parent->dev->power.runtime_error	s32min-(-17),(-15)-(-14),(-12),(-10)-s32max
PARAM_VALUE	0	dwc->pipe_clk->core->parent->dev->power.runtime_status	s32min-s32max
PARAM_VALUE	0	dwc->pipe_clk->core->parent->dev->power.timer_autosuspends	0-1
PARAM_VALUE	0	dwc->pipe_clk->core->parent->dev->power.usage_count.counter	s32min-s32max
PARAM_VALUE	0	dwc->pipe_clk->core->parent->dev->power.wakeirq->status	0-4294967295
PARAM_VALUE	0	dwc->pipe_clk->core->parent->enable_count	0-4294967295
PARAM_VALUE	0	dwc->pipe_clk->core->parent->prepare_count	0-4294967295
PARAM_VALUE	0	dwc->pipe_clk->core->parent->protect_count	0-4294967295
PARAM_VALUE	0	dwc->pipe_clk->core->prepare_count	1-4294967295
PARAM_VALUE	0	dwc->pipe_clk->core->protect_count	0-4294967295
PARAM_VALUE	0	dwc->ref_clk	0,4096-ptr_max
PARAM_VALUE	0	dwc->ref_clk->core->dev->power.deferred_resume	0-1
PARAM_VALUE	0	dwc->ref_clk->core->dev->power.idle_notification	0-1
PARAM_VALUE	0	dwc->ref_clk->core->dev->power.request	0-4294967295
PARAM_VALUE	0	dwc->ref_clk->core->dev->power.request_pending	0-1
PARAM_VALUE	0	dwc->ref_clk->core->dev->power.runtime_error	s32min-s32max
PARAM_VALUE	0	dwc->ref_clk->core->dev->power.runtime_status	s32min-s32max
PARAM_VALUE	0	dwc->ref_clk->core->dev->power.timer_autosuspends	0-1
PARAM_VALUE	0	dwc->ref_clk->core->dev->power.usage_count.counter	s32min-s32max
PARAM_VALUE	0	dwc->ref_clk->core->dev->power.wakeirq->status	0-4294967295
PARAM_VALUE	0	dwc->ref_clk->core->enable_count	0-4294967295
PARAM_VALUE	0	dwc->ref_clk->core->parent->dev->power.deferred_resume	0-1
PARAM_VALUE	0	dwc->ref_clk->core->parent->dev->power.idle_notification	0-1
PARAM_VALUE	0	dwc->ref_clk->core->parent->dev->power.request	0-4
PARAM_VALUE	0	dwc->ref_clk->core->parent->dev->power.request_pending	0-1
PARAM_VALUE	0	dwc->ref_clk->core->parent->dev->power.runtime_error	s32min-(-17),(-15)-(-14),(-12),(-10)-s32max
PARAM_VALUE	0	dwc->ref_clk->core->parent->dev->power.runtime_status	s32min-s32max
PARAM_VALUE	0	dwc->ref_clk->core->parent->dev->power.timer_autosuspends	0-1
PARAM_VALUE	0	dwc->ref_clk->core->parent->dev->power.usage_count.counter	s32min-s32max
PARAM_VALUE	0	dwc->ref_clk->core->parent->dev->power.wakeirq->status	0-4294967295
PARAM_VALUE	0	dwc->ref_clk->core->parent->enable_count	0-4294967295
PARAM_VALUE	0	dwc->ref_clk->core->parent->prepare_count	0-4294967295
PARAM_VALUE	0	dwc->ref_clk->core->parent->protect_count	0-4294967295
PARAM_VALUE	0	dwc->ref_clk->core->prepare_count	1-4294967295
PARAM_VALUE	0	dwc->ref_clk->core->protect_count	0-4294967295
PARAM_VALUE	0	dwc->reset	0,4096-ptr_max
PARAM_VALUE	0	dwc->reset->array	0-1
PARAM_VALUE	0	dwc->susp_clk	0,4096-ptr_max
PARAM_VALUE	0	dwc->susp_clk->core->dev->power.deferred_resume	0-1
PARAM_VALUE	0	dwc->susp_clk->core->dev->power.idle_notification	0-1
PARAM_VALUE	0	dwc->susp_clk->core->dev->power.request	0-4294967295
PARAM_VALUE	0	dwc->susp_clk->core->dev->power.request_pending	0-1
PARAM_VALUE	0	dwc->susp_clk->core->dev->power.runtime_error	s32min-s32max
PARAM_VALUE	0	dwc->susp_clk->core->dev->power.runtime_status	s32min-s32max
PARAM_VALUE	0	dwc->susp_clk->core->dev->power.timer_autosuspends	0-1
PARAM_VALUE	0	dwc->susp_clk->core->dev->power.usage_count.counter	s32min-s32max
PARAM_VALUE	0	dwc->susp_clk->core->dev->power.wakeirq->status	0-4294967295
PARAM_VALUE	0	dwc->susp_clk->core->enable_count	0-4294967295
PARAM_VALUE	0	dwc->susp_clk->core->parent->dev->power.deferred_resume	0-1
PARAM_VALUE	0	dwc->susp_clk->core->parent->dev->power.idle_notification	0-1
PARAM_VALUE	0	dwc->susp_clk->core->parent->dev->power.request	0-4
PARAM_VALUE	0	dwc->susp_clk->core->parent->dev->power.request_pending	0-1
PARAM_VALUE	0	dwc->susp_clk->core->parent->dev->power.runtime_error	s32min-(-17),(-15)-(-14),(-12),(-10)-s32max
PARAM_VALUE	0	dwc->susp_clk->core->parent->dev->power.runtime_status	s32min-s32max
PARAM_VALUE	0	dwc->susp_clk->core->parent->dev->power.timer_autosuspends	0-1
PARAM_VALUE	0	dwc->susp_clk->core->parent->dev->power.usage_count.counter	s32min-s32max
PARAM_VALUE	0	dwc->susp_clk->core->parent->dev->power.wakeirq->status	0-4294967295
PARAM_VALUE	0	dwc->susp_clk->core->parent->enable_count	0-4294967295
PARAM_VALUE	0	dwc->susp_clk->core->parent->prepare_count	0-4294967295
PARAM_VALUE	0	dwc->susp_clk->core->parent->protect_count	0-4294967295
PARAM_VALUE	0	dwc->susp_clk->core->prepare_count	1-4294967295
PARAM_VALUE	0	dwc->susp_clk->core->protect_count	0-4294967295
PARAM_VALUE	0	dwc->ulpi_ready	1
PARAM_VALUE	0	dwc->usb2_phy	0,4096-ptr_max
PARAM_VALUE	0	dwc->usb2_phy->dev->driver_data->clk->core->enable_count	0-4294967295
PARAM_VALUE	0	dwc->usb2_phy->dev->driver_data->clk->core->parent->enable_count	0-4294967295
PARAM_VALUE	0	dwc->usb2_phy->dev->driver_data->clk->core->parent->prepare_count	0-4294967295
PARAM_VALUE	0	dwc->usb2_phy->dev->driver_data->clk->core->parent->protect_count	0-4294967295
PARAM_VALUE	0	dwc->usb2_phy->dev->driver_data->clk->core->prepare_count	0-4294967295
PARAM_VALUE	0	dwc->usb2_phy->dev->driver_data->clk->core->protect_count	0-4294967295
PARAM_VALUE	0	dwc->usb2_phy->dev->driver_data->vcc->enable_count	0-4294967295
PARAM_VALUE	0	dwc->usb2_phy->io_dev->power.wakeirq->status	0-4294967295
PARAM_VALUE	0	dwc->usb3_phy	0,4096-ptr_max
PARAM_VALUE	0	dwc->usb3_phy->dev->driver_data->clk->core->enable_count	0-4294967295
PARAM_VALUE	0	dwc->usb3_phy->dev->driver_data->clk->core->parent->enable_count	0-4294967295
PARAM_VALUE	0	dwc->usb3_phy->dev->driver_data->clk->core->parent->prepare_count	0-4294967295
PARAM_VALUE	0	dwc->usb3_phy->dev->driver_data->clk->core->parent->protect_count	0-4294967295
PARAM_VALUE	0	dwc->usb3_phy->dev->driver_data->clk->core->prepare_count	0-4294967295
PARAM_VALUE	0	dwc->usb3_phy->dev->driver_data->clk->core->protect_count	0-4294967295
PARAM_VALUE	0	dwc->usb3_phy->dev->driver_data->vcc->enable_count	0-4294967295
PARAM_VALUE	0	dwc->usb3_phy->io_dev->power.wakeirq->status	0-4294967295
PARAM_VALUE	0	dwc->utmi_clk	0,4096-ptr_max
PARAM_VALUE	0	dwc->utmi_clk->core->dev->power.deferred_resume	0-1
PARAM_VALUE	0	dwc->utmi_clk->core->dev->power.idle_notification	0-1
PARAM_VALUE	0	dwc->utmi_clk->core->dev->power.request	0-4
PARAM_VALUE	0	dwc->utmi_clk->core->dev->power.request_pending	0-1
PARAM_VALUE	0	dwc->utmi_clk->core->dev->power.runtime_error	s32min-(-17),(-15)-(-14),(-12),(-10)-s32max
PARAM_VALUE	0	dwc->utmi_clk->core->dev->power.runtime_status	s32min-s32max
PARAM_VALUE	0	dwc->utmi_clk->core->dev->power.timer_autosuspends	0-1
PARAM_VALUE	0	dwc->utmi_clk->core->dev->power.usage_count.counter	s32min-s32max
PARAM_VALUE	0	dwc->utmi_clk->core->dev->power.wakeirq->status	0-4294967295
PARAM_VALUE	0	dwc->utmi_clk->core->enable_count	0-4294967295
PARAM_VALUE	0	dwc->utmi_clk->core->parent->dev->power.deferred_resume	0-1
PARAM_VALUE	0	dwc->utmi_clk->core->parent->dev->power.idle_notification	0-1
PARAM_VALUE	0	dwc->utmi_clk->core->parent->dev->power.request	0-4
PARAM_VALUE	0	dwc->utmi_clk->core->parent->dev->power.request_pending	0-1
PARAM_VALUE	0	dwc->utmi_clk->core->parent->dev->power.runtime_error	s32min-(-17),(-15)-(-14),(-12),(-10)-s32max
PARAM_VALUE	0	dwc->utmi_clk->core->parent->dev->power.runtime_status	s32min-s32max
PARAM_VALUE	0	dwc->utmi_clk->core->parent->dev->power.timer_autosuspends	0-1
PARAM_VALUE	0	dwc->utmi_clk->core->parent->dev->power.usage_count.counter	s32min-s32max
PARAM_VALUE	0	dwc->utmi_clk->core->parent->dev->power.wakeirq->status	0-4294967295
PARAM_VALUE	0	dwc->utmi_clk->core->parent->enable_count	0-4294967295
PARAM_VALUE	0	dwc->utmi_clk->core->parent->prepare_count	0-4294967295
PARAM_VALUE	0	dwc->utmi_clk->core->parent->protect_count	0-4294967295
PARAM_VALUE	0	dwc->utmi_clk->core->prepare_count	1-4294967295
PARAM_VALUE	0	dwc->utmi_clk->core->protect_count	0-4294967295
BUF_SIZE	0	dwc	s32min-(-1),1-s32max
BUF_SIZE	0	dwc	s32min-(-1),1-s32max
CAPPED_DATA	0	dwc->num_usb2_ports	1
CAPPED_DATA	0	dwc->num_usb3_ports	1
DATA_SOURCE	0	dwc	$0
HARD_MAX	0	dwc->current_dr_role	3
RX_PATH
TASK_NOT_RUNNING
UNITS	0	dwc	unit_byte

drivers/usb/dwc3/gadget.c dwc3_gadget_soft_connect() -> dwc3_event_buffers_setup()

Type	Parameter	Key	Value
PARAM_VALUE	0	dwc	4096-ptr_max
PARAM_VALUE	0	dwc->dev->power.wakeirq->status	0-4294967295
PARAM_VALUE	0	dwc->softconnect	1
BUF_SIZE	0	dwc	s32min-(-1),1-s32max
BUF_SIZE	0	dwc	s32min-(-1),1-s32max
DATA_SOURCE	0	dwc	$0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS	0	dwc	unit_byte

drivers/usb/dwc3/drd.c dwc3_otg_update() -> dwc3_event_buffers_setup()

Type	Parameter	Key	Value
PARAM_VALUE	0	dwc	4096-ptr_max
PARAM_VALUE	0	dwc->current_dr_role	3
PARAM_VALUE	0	dwc->current_otg_role	2
PARAM_VALUE	0	dwc->desired_otg_role	2
PARAM_VALUE	0	dwc->dev	4096-ptr_max
PARAM_VALUE	0	dwc->dev->bus	0,4096-ptr_max
PARAM_VALUE	0	dwc->dev->class	0,4096-ptr_max
PARAM_VALUE	0	dwc->dev->power.request	0-4
PARAM_VALUE	0	dwc->dev->power.runtime_error	s32min-(-17),(-15)-(-14),(-12),(-10)-s32max
PARAM_VALUE	0	dwc->dev->power.wakeirq	0,4096-ptr_max
PARAM_VALUE	0	dwc->dev->power.wakeirq->status	0-4294967295
PARAM_VALUE	0	dwc->dev->type	0,4096-ptr_max
PARAM_VALUE	0	dwc->dr_mode	3
PARAM_VALUE	0	dwc->gadget->dev.dma_io_tlb_mem->debugfs	0-s64max
PARAM_VALUE	0	dwc->gadget->dev.kobj.sd->attr.open->nr_mmapped	0-4294967295
PARAM_VALUE	0	dwc->gadget->dev.power.wakeirq->status	0-4294967295
PARAM_VALUE	0	dwc->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	dwc->mutex.dep_map->name	0-255
PARAM_VALUE	0	dwc->mutex.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	dwc->mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	dwc->mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	dwc->mutex.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	dwc->mutex.wait_lock.owner	(-1)
PARAM_VALUE	0	dwc->mutex.wait_lock.owner_cpu	u32max
PARAM_VALUE	0	dwc->sysdev->cma_area->nranges	s32min-s32max
PARAM_VALUE	0	dwc->usb2_phy->otg->usb_phy->io_dev->power.wakeirq->status	0-4294967295
DATA_SOURCE	0	dwc	$0
PREEMPT_ADD			<- disables preempt
RX_PATH
NOCHECK_CALL
LOCK2		flags
LOCK2	0	&dwc->lock
LOCK2	0	&dwc->mutex
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct dwc3)->lock
TYPE_LOCK		(struct dwc3)->mutex