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Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

drivers/media/usb/uvc/uvc_ctrl.c __uvc_query_v4l2_ctrl() -> __uvc_ctrl_get()

Type Parameter Key Value
PARAM_VALUE 0 chain->ctrl_mutex.first_waiter 0,4096-ptr_max
PARAM_VALUE 0 chain->ctrl_mutex.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 chain->ctrl_mutex.osq.tail.counter 0-s32max
PARAM_VALUE 0 chain->dev->intf->dev.power.wakeirq->status 0-4294967295
PARAM_VALUE 1 ctrl 4096-ptr_max
PARAM_VALUE 1 ctrl->initialized 1
PARAM_VALUE 2 mapping 4096-ptr_max
PARAM_VALUE 2 mapping->id 1-4294967295
PARAM_VALUE 2 mapping->v4l2_type 0-255
PARAM_VALUE 3 value 5223021211335675904
DATA_SOURCE 0 chain $0
BIT_INFO 1 ctrl->info.flags 0x2,0xffffffffffffffff
HARD_MAX 2 mapping->v4l2_type 255
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE 0 chain->dev->int_urb->transfer_buffer_length
HALF_LOCKED2 0 &chain->ctrl_mutex

drivers/media/usb/uvc/uvc_ctrl.c uvc_ctrl_add_event() -> __uvc_ctrl_get()

Type Parameter Key Value
PARAM_VALUE 0 chain 4096-ptr_max
PARAM_VALUE 0 chain->ctrl_mutex.dep_map->name 0-255
PARAM_VALUE 0 chain->ctrl_mutex.first_waiter 0,4096-5159360019465732095,5159360019465732097-ptr_max
PARAM_VALUE 0 chain->ctrl_mutex.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 chain->ctrl_mutex.osq.tail.counter 0-s32max
PARAM_VALUE 0 chain->ctrl_mutex.wait_lock.dep_map->name 0-255
PARAM_VALUE 0 chain->ctrl_mutex.wait_lock.owner (-1)
PARAM_VALUE 0 chain->ctrl_mutex.wait_lock.owner_cpu u32max
PARAM_VALUE 0 chain->dev 4096-ptr_max
PARAM_VALUE 0 chain->dev->async_ctrl.work.lockdep_map->name 0-255
PARAM_VALUE 0 chain->dev->int_urb->actual_length 0-s32max
PARAM_VALUE 0 chain->dev->int_urb->ep 4096-ptr_max
PARAM_VALUE 0 chain->dev->int_urb->ep->urb_list.prev 4096-ptr_max
PARAM_VALUE 0 chain->dev->int_urb->ep->urb_list.prev->next 4096-ptr_max
PARAM_VALUE 0 chain->dev->int_urb->ep->urb_list.prev->next->next 4096-ptr_max
PARAM_VALUE 0 chain->dev->int_urb->interval s32min-32768
PARAM_VALUE 0 chain->dev->int_urb->num_mapped_sgs 0-s32max
PARAM_VALUE 0 chain->dev->int_urb->status (-4095)-0
PARAM_VALUE 0 chain->dev->int_urb->transfer_buffer->bDeviceProtocol 1
PARAM_VALUE 0 chain->dev->int_urb->transfer_buffer->bmAttributes 0-255
PARAM_VALUE 0 chain->dev->int_urb->urb_list.next->next 4096-ptr_max
PARAM_VALUE 0 chain->dev->int_urb->urb_list.next->prev 4096-ptr_max
PARAM_VALUE 0 chain->dev->int_urb->urb_list.prev->next 4096-ptr_max
PARAM_VALUE 0 chain->dev->int_urb->urb_list.prev->prev 4096-ptr_max
PARAM_VALUE 0 chain->dev->intf 4096-ptr_max
PARAM_VALUE 0 chain->dev->intf->dev.power.request 0-4
PARAM_VALUE 0 chain->dev->intf->dev.power.runtime_error s32min-(-17),(-15)-(-14),(-12),(-10)-s32max
PARAM_VALUE 0 chain->dev->intf->dev.power.wakeirq->status 0-4294967295
PARAM_VALUE 1 ctrl 4096-ptr_max
PARAM_VALUE 1 ctrl->initialized 1
PARAM_VALUE 2 mapping 4096-ptr_max
PARAM_VALUE 2 mapping->id 0-4294967295
PARAM_VALUE 2 mapping->v4l2_type 0-255
PARAM_VALUE 3 value 8708615778050240512
PARAM_VALUE 3 *value 0
CAPPED_DATA 0 &chain->ctrl_mutex 1
DATA_SOURCE 1 ctrl r uvc_find_control
HARD_MAX 2 mapping->v4l2_type 255
LOCK2 &fh->subscribe_lock
LOCK2 0 &chain->ctrl_mutex
HALF_LOCKED2 lock
TYPE_LOCK (struct uvc_video_chain)->ctrl_mutex
TYPE_LOCK (struct v4l2_fh)->subscribe_lock

drivers/media/usb/uvc/uvc_ctrl.c uvc_ctrl_is_accessible() -> __uvc_ctrl_get()

Type Parameter Key Value
PARAM_VALUE 0 chain 4096-ptr_max
PARAM_VALUE 1 ctrl 4096-ptr_max
PARAM_VALUE 1 ctrl->initialized 1
PARAM_VALUE 2 mapping 4096-ptr_max
PARAM_VALUE 2 mapping->id 1-4294967295
PARAM_VALUE 2 mapping->v4l2_type 0-255
PARAM_VALUE 3 value 4006833016577196032
DATA_SOURCE 0 chain $0
BIT_INFO 1 ctrl->info.flags 0x2,0xffffffff
HARD_MAX 2 mapping->v4l2_type 255
HALF_LOCKED2 lock
HALF_LOCKED2 req_queue_lock

drivers/media/usb/uvc/uvc_ctrl.c uvc_ctrl_send_slave_event() -> __uvc_ctrl_get()

Type Parameter Key Value
PARAM_VALUE 0 chain->ctrl_mutex.dep_map->name 0-255
PARAM_VALUE 0 chain->ctrl_mutex.first_waiter 0,4096-ptr_max
PARAM_VALUE 0 chain->ctrl_mutex.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 chain->ctrl_mutex.osq.tail.counter 0-s32max
PARAM_VALUE 0 chain->dev->intf->dev.power.wakeirq->status 0-4294967295
PARAM_VALUE 1 ctrl 4096-ptr_max
PARAM_VALUE 1 ctrl->initialized 1
PARAM_VALUE 2 mapping 4096-ptr_max
PARAM_VALUE 2 mapping->id 1-4294967295
PARAM_VALUE 2 mapping->v4l2_type 0-255
PARAM_VALUE 3 value 2169126384040419328
PARAM_VALUE 3 *value 0
DATA_SOURCE 0 chain $0
HARD_MAX 2 mapping->v4l2_type 255
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 0 &chain->ctrl_mutex

drivers/media/usb/uvc/uvc_ctrl.c uvc_mapping_get_xctrl_std() -> __uvc_ctrl_get()

Type Parameter Key Value
PARAM_VALUE 0 chain 4096-ptr_max
PARAM_VALUE 0 chain->ctrl_mutex.dep_map->name 0-255
PARAM_VALUE 0 chain->ctrl_mutex.first_waiter 0,4096-5159360019465732095,5159360019465732097-ptr_max
PARAM_VALUE 0 chain->ctrl_mutex.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 chain->ctrl_mutex.first_waiter->list.prev->prev 5159360019465732096
PARAM_VALUE 0 chain->ctrl_mutex.osq.tail.counter 0-s32max
PARAM_VALUE 1 ctrl 4096-ptr_max
PARAM_VALUE 1 ctrl->initialized 1
PARAM_VALUE 2 mapping 4096-ptr_max
PARAM_VALUE 2 mapping->v4l2_type 0-255
PARAM_VALUE 3 value 4096-ptr_max
DATA_SOURCE 0 chain $0
DATA_SOURCE 1 ctrl $1
DATA_SOURCE 2 mapping $2
HARD_MAX 2 mapping->v4l2_type 255
HALF_LOCKED2 lock
HALF_LOCKED2 req_queue_lock