Defined in 3 files as a function:

Referenced in 3 files:

Smatch caller information:

drivers/usb/gadget/udc/m66592-udc.c m66592_irq() -> irq_pipe_empty()

Type Parameter Key Value
PARAM_VALUE 0 r8a66597 4096-ptr_max
PARAM_VALUE 0 r8a66597->lock.rlock.dep_map->name 0-255
PARAM_VALUE 0 r8a66597->pdata 4096-ptr_max
PARAM_VALUE 0 r8a66597->reg 4096-ptr_max
DATA_SOURCE 0 r8a66597 $1
DATA_SOURCE 1 status r m66592_read
DATA_SOURCE 2 enb r m66592_read
PREEMPT_ADD <- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA 0 r8a66597->gadget.dev.bus_dma_limit 0-u64max
HOST_DATA 0 r8a66597->gadget.dev.coherent_dma_mask 0-u64max
HOST_DATA 0 r8a66597->gadget.dev.devt 0-u32max
HOST_DATA 0 r8a66597->gadget.dev.dma_uses_io_tlb 0-1
HOST_DATA 0 r8a66597->gadget.dev.id 0-u32max
HOST_DATA 0 r8a66597->gadget.dev.kobj.kref.refcount.refs.counter s32min-s32max
HOST_DATA 0 r8a66597->gadget.dev.kobj.release.cpu s32min-s32max
HOST_DATA 0 r8a66597->gadget.dev.kobj.release.timer.expires 0-u64max
HOST_DATA 0 r8a66597->gadget.dev.kobj.release.timer.flags 0-u32max
HOST_DATA 0 r8a66597->gadget.dev.kobj.release.work.data.counter s64min-s64max
HOST_DATA 0 r8a66597->gadget.dev.kobj.state_add_uevent_sent 0-1
HOST_DATA 0 r8a66597->gadget.dev.kobj.state_in_sysfs 0-1
HOST_DATA 0 r8a66597->gadget.dev.kobj.state_initialized 0-1
HOST_DATA 0 r8a66597->gadget.dev.kobj.state_remove_uevent_sent 0-1
HOST_DATA 0 r8a66597->gadget.dev.kobj.uevent_suppress 0-1
HOST_DATA 0 r8a66597->gadget.dev.links.status 0-u32max
HOST_DATA 0 r8a66597->gadget.dev.mutex.osq.tail.counter s32min-s32max
HOST_DATA 0 r8a66597->gadget.dev.mutex.owner.counter s64min-s64max
HOST_DATA 0 r8a66597->gadget.dev.numa_node s32min-s32max
HOST_DATA 0 r8a66597->gadget.dev.power.accounting_timestamp 0-u64max
HOST_DATA 0 r8a66597->gadget.dev.power.active_time 0-u64max
HOST_DATA 0 r8a66597->gadget.dev.power.async_suspend 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.autosuspend_delay s32min-s32max
HOST_DATA 0 r8a66597->gadget.dev.power.can_wakeup 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.child_count.counter s32min-s32max
HOST_DATA 0 r8a66597->gadget.dev.power.completion.done 0-u32max
HOST_DATA 0 r8a66597->gadget.dev.power.deferred_resume 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.detach_power_off 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.direct_complete 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.disable_depth 0-7
HOST_DATA 0 r8a66597->gadget.dev.power.driver_flags 0-u32max
HOST_DATA 0 r8a66597->gadget.dev.power.early_init 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.idle_notification 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.ignore_children 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.in_dpm_list 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.irq_safe 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.is_late_suspended 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.is_noirq_suspended 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.is_prepared 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.is_suspended 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.last_busy 0-u64max
HOST_DATA 0 r8a66597->gadget.dev.power.last_status s32min-s32max
HOST_DATA 0 r8a66597->gadget.dev.power.links_count 0-u32max
HOST_DATA 0 r8a66597->gadget.dev.power.may_skip_resume 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.memalloc_noio 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.must_resume 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.needs_force_resume 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.no_callbacks 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.no_pm 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.no_pm_callbacks 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.out_band_wakeup 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.power_state.event s32min-s32max
HOST_DATA 0 r8a66597->gadget.dev.power.request 0-u32max
HOST_DATA 0 r8a66597->gadget.dev.power.request_pending 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.runtime_auto 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.runtime_error s32min-s32max
HOST_DATA 0 r8a66597->gadget.dev.power.runtime_status s32min-s32max
HOST_DATA 0 r8a66597->gadget.dev.power.smart_suspend 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.strict_midlayer 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.suspended_time 0-u64max
HOST_DATA 0 r8a66597->gadget.dev.power.syscore 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.timer_autosuspends 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.timer_expires 0-u64max
HOST_DATA 0 r8a66597->gadget.dev.power.usage_count.counter s32min-s32max
HOST_DATA 0 r8a66597->gadget.dev.power.use_autosuspend 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.work_in_progress 0-1
HOST_DATA 0 r8a66597->gadget.dev.removable 0-u32max
HOST_DATA 0 r8a66597->old_dvsq 0,17-31,33-47,49-112
HOST_DATA 0 r8a66597->old_vbus 0,128
HOST_DATA 1 status 0-u16max
HOST_DATA 2 enb 0-u16max
LOCK2 0 &r8a66597->lock
HALF_LOCKED2 &desc->request_mutex
HALF_LOCKED2 flags
TYPE_LOCK (struct m66592)->lock

drivers/usb/host/r8a66597-hcd.c r8a66597_irq() -> irq_pipe_empty()

Type Parameter Key Value
PARAM_VALUE 0 r8a66597 4096-ptr_max
PARAM_VALUE 0 r8a66597->lock.rlock.dep_map->name 0-255
PARAM_VALUE 0 r8a66597->reg 4096-ptr_max
PREEMPT_ADD <- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 0 &r8a66597->lock
HALF_LOCKED2 &desc->request_mutex
HALF_LOCKED2 _T->lock
HALF_LOCKED2 flags
HALF_LOCKED2 irq
TYPE_LOCK (struct r8a66597)->lock

drivers/usb/gadget/udc/r8a66597-udc.c r8a66597_irq() -> irq_pipe_empty()

Type Parameter Key Value
PARAM_VALUE 0 r8a66597 4096-ptr_max
PARAM_VALUE 0 r8a66597->lock.rlock.dep_map->name 0-255
PARAM_VALUE 0 r8a66597->pdata 4096-ptr_max
PARAM_VALUE 0 r8a66597->reg 4096-ptr_max
DATA_SOURCE 0 r8a66597 $1
DATA_SOURCE 1 status r r8a66597_read
DATA_SOURCE 2 enb r r8a66597_read
PREEMPT_ADD <- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA 0 r8a66597->gadget.dev.bus_dma_limit 0-u64max
HOST_DATA 0 r8a66597->gadget.dev.coherent_dma_mask 0-u64max
HOST_DATA 0 r8a66597->gadget.dev.devt 0-u32max
HOST_DATA 0 r8a66597->gadget.dev.dma_uses_io_tlb 0-1
HOST_DATA 0 r8a66597->gadget.dev.id 0-u32max
HOST_DATA 0 r8a66597->gadget.dev.kobj.kref.refcount.refs.counter s32min-s32max
HOST_DATA 0 r8a66597->gadget.dev.kobj.release.cpu s32min-s32max
HOST_DATA 0 r8a66597->gadget.dev.kobj.release.timer.expires 0-u64max
HOST_DATA 0 r8a66597->gadget.dev.kobj.release.timer.flags 0-u32max
HOST_DATA 0 r8a66597->gadget.dev.kobj.release.work.data.counter s64min-s64max
HOST_DATA 0 r8a66597->gadget.dev.kobj.state_add_uevent_sent 0-1
HOST_DATA 0 r8a66597->gadget.dev.kobj.state_in_sysfs 0-1
HOST_DATA 0 r8a66597->gadget.dev.kobj.state_initialized 0-1
HOST_DATA 0 r8a66597->gadget.dev.kobj.state_remove_uevent_sent 0-1
HOST_DATA 0 r8a66597->gadget.dev.kobj.uevent_suppress 0-1
HOST_DATA 0 r8a66597->gadget.dev.links.status 0-u32max
HOST_DATA 0 r8a66597->gadget.dev.mutex.osq.tail.counter s32min-s32max
HOST_DATA 0 r8a66597->gadget.dev.mutex.owner.counter s64min-s64max
HOST_DATA 0 r8a66597->gadget.dev.numa_node s32min-s32max
HOST_DATA 0 r8a66597->gadget.dev.power.accounting_timestamp 0-u64max
HOST_DATA 0 r8a66597->gadget.dev.power.active_time 0-u64max
HOST_DATA 0 r8a66597->gadget.dev.power.async_suspend 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.autosuspend_delay s32min-s32max
HOST_DATA 0 r8a66597->gadget.dev.power.can_wakeup 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.child_count.counter s32min-s32max
HOST_DATA 0 r8a66597->gadget.dev.power.completion.done 0-u32max
HOST_DATA 0 r8a66597->gadget.dev.power.deferred_resume 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.detach_power_off 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.direct_complete 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.disable_depth 0-7
HOST_DATA 0 r8a66597->gadget.dev.power.driver_flags 0-u32max
HOST_DATA 0 r8a66597->gadget.dev.power.early_init 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.idle_notification 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.ignore_children 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.in_dpm_list 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.irq_safe 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.is_late_suspended 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.is_noirq_suspended 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.is_prepared 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.is_suspended 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.last_busy 0-u64max
HOST_DATA 0 r8a66597->gadget.dev.power.last_status s32min-s32max
HOST_DATA 0 r8a66597->gadget.dev.power.links_count 0-u32max
HOST_DATA 0 r8a66597->gadget.dev.power.may_skip_resume 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.memalloc_noio 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.must_resume 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.needs_force_resume 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.no_callbacks 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.no_pm 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.no_pm_callbacks 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.out_band_wakeup 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.power_state.event s32min-s32max
HOST_DATA 0 r8a66597->gadget.dev.power.request 0-u32max
HOST_DATA 0 r8a66597->gadget.dev.power.request_pending 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.runtime_auto 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.runtime_error s32min-s32max
HOST_DATA 0 r8a66597->gadget.dev.power.runtime_status s32min-s32max
HOST_DATA 0 r8a66597->gadget.dev.power.smart_suspend 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.strict_midlayer 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.suspended_time 0-u64max
HOST_DATA 0 r8a66597->gadget.dev.power.syscore 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.timer_autosuspends 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.timer_expires 0-u64max
HOST_DATA 0 r8a66597->gadget.dev.power.usage_count.counter s32min-s32max
HOST_DATA 0 r8a66597->gadget.dev.power.use_autosuspend 0-1
HOST_DATA 0 r8a66597->gadget.dev.power.work_in_progress 0-1
HOST_DATA 0 r8a66597->gadget.dev.removable 0-u32max
HOST_DATA 0 r8a66597->old_dvsq 0,17-31,33-47,49-112
HOST_DATA 0 r8a66597->old_vbus 0,128
HOST_DATA 1 status 0-u16max
HOST_DATA 2 enb 0-u16max
LOCK2 0 &r8a66597->lock
HALF_LOCKED2 &desc->request_mutex
HALF_LOCKED2 flags
TYPE_LOCK (struct r8a66597)->lock