Defined in 3 files as a member:

Defined in 3 files as a function:

Referenced in 9 files:

Smatch caller information:

sound/usb/caiaq/audio.c snd_usb_caiaq_pcm_prepare() -> stream_start()

Type Parameter Key Value
PARAM_VALUE 0 cdev 4096-ptr_max
PARAM_VALUE 0 cdev->audio_in_buf_pos 4096-ptr_max
PARAM_VALUE 0 cdev->chip.card 4096-ptr_max
PARAM_VALUE 0 cdev->period_in_count 4096-ptr_max
PARAM_VALUE 0 cdev->spec.data_alignment 0,2-3
PARAM_VALUE 0 cdev->streaming 0
BUF_SIZE 0 cdev s32min-(-2),1-s32max
BUF_SIZE 0 cdev s32min-(-2),1-s32max
RX_PATH
TASK_NOT_RUNNING
UNITS 0 cdev unit_byte

drivers/media/usb/gspca/mr97310a.c sd_config() -> stream_start()

Type Parameter Key Value
PARAM_VALUE 0 cdev 4096-ptr_max
PARAM_VALUE 0 cdev->buf_list.next 4096-ptr_max
PARAM_VALUE 0 cdev->buf_list.next->next 4096-ptr_max
PARAM_VALUE 0 cdev->buf_list.prev 4096-ptr_max
PARAM_VALUE 0 cdev->buf_list.prev->next 4096-ptr_max
PARAM_VALUE 0 cdev->buf_list.prev->prev 4096-ptr_max
PARAM_VALUE 0 cdev->cam.cam_mode 9152239338848743424
PARAM_VALUE 0 cdev->cam.nmodes 5
PARAM_VALUE 0 cdev->dev 4096-ptr_max
PARAM_VALUE 0 cdev->dev->state 4-u32max
PARAM_VALUE 0 cdev->do_lcd_stop 0
PARAM_VALUE 0 cdev->empty_packet (-1)
PARAM_VALUE 0 cdev->module 0
PARAM_VALUE 0 cdev->present 1
PARAM_VALUE 0 cdev->queue.buf_ops 7349354608699604992
PARAM_VALUE 0 cdev->queue.buf_ops->copy_timestamp 0,3401818510708633600
PARAM_VALUE 0 cdev->queue.buf_ops->fill_user_buffer 5298842246379896832,5841025948992888832
PARAM_VALUE 0 cdev->queue.buf_ops->fill_vb2_buffer 1786911256580034560,5041348282711113728
PARAM_VALUE 0 cdev->queue.buf_ops->init_buffer 0,384438844081053696
PARAM_VALUE 0 cdev->queue.buf_ops->verify_planes_array 0,6675302666440089600
PARAM_VALUE 0 cdev->queue.buf_struct_size 1-u32max
PARAM_VALUE 0 cdev->queue.dma_dir 0-2
PARAM_VALUE 0 cdev->queue.done_list.next 4096-ptr_max
PARAM_VALUE 0 cdev->queue.done_list.next->next 4096-ptr_max
PARAM_VALUE 0 cdev->queue.done_list.prev 4096-ptr_max
PARAM_VALUE 0 cdev->queue.done_list.prev->next 4096-ptr_max
PARAM_VALUE 0 cdev->queue.done_list.prev->prev 4096-ptr_max
PARAM_VALUE 0 cdev->queue.done_wq.head.next 4096-ptr_max
PARAM_VALUE 0 cdev->queue.done_wq.head.next->next 4096-ptr_max
PARAM_VALUE 0 cdev->queue.done_wq.head.prev 4096-ptr_max
PARAM_VALUE 0 cdev->queue.done_wq.head.prev->next 4096-ptr_max
PARAM_VALUE 0 cdev->queue.done_wq.head.prev->prev 4096-ptr_max
PARAM_VALUE 0 cdev->queue.drv_priv 4096-ptr_max
PARAM_VALUE 0 cdev->queue.io_modes 23
PARAM_VALUE 0 cdev->queue.lock 4096-ptr_max
PARAM_VALUE 0 cdev->queue.lock->first_waiter 0
PARAM_VALUE 0 cdev->queue.lock->magic 4096-ptr_max
PARAM_VALUE 0 cdev->queue.lock->osq.tail.counter 0
PARAM_VALUE 0 cdev->queue.lock->owner.counter 0
PARAM_VALUE 0 cdev->queue.max_num_buffers 32-32768
PARAM_VALUE 0 cdev->queue.mem_ops 6949902029773307904
PARAM_VALUE 0 cdev->queue.memory 0
PARAM_VALUE 0 cdev->queue.min_queued_buffers 2
PARAM_VALUE 0 cdev->queue.min_reqbufs_allocation 1-32768
PARAM_VALUE 0 cdev->queue.mmap_lock.dep_map->name 0-255
PARAM_VALUE 0 cdev->queue.mmap_lock.first_waiter 0
PARAM_VALUE 0 cdev->queue.mmap_lock.magic 4096-ptr_max
PARAM_VALUE 0 cdev->queue.ops 3056660475807473664
PARAM_VALUE 0 cdev->queue.queued_list.next 4096-ptr_max
PARAM_VALUE 0 cdev->queue.queued_list.next->next 4096-ptr_max
PARAM_VALUE 0 cdev->queue.queued_list.prev 4096-ptr_max
PARAM_VALUE 0 cdev->queue.queued_list.prev->next 4096-ptr_max
PARAM_VALUE 0 cdev->queue.queued_list.prev->prev 4096-ptr_max
PARAM_VALUE 0 cdev->queue.quirk_poll_must_check_waiting_for_buffers 1
PARAM_VALUE 0 cdev->queue.timestamp_flags 8192
PARAM_VALUE 0 cdev->queue.type 1
PARAM_VALUE 0 cdev->sd_desc 4096-ptr_max
PARAM_VALUE 0 cdev->usb_buf 4096-ptr_max
PARAM_VALUE 0 cdev->usb_lock.dep_map->name 0-255
PARAM_VALUE 0 cdev->usb_lock.first_waiter 0
PARAM_VALUE 0 cdev->usb_lock.magic 4096-ptr_max
PARAM_VALUE 0 cdev->usb_lock.osq.tail.counter 0
PARAM_VALUE 0 cdev->usb_lock.owner.counter 0
PARAM_VALUE 0 cdev->v4l2_dev->name 0-255
PARAM_VALUE 0 cdev->v4l2_dev.dev 4096-ptr_max
PARAM_VALUE 0 cdev->v4l2_dev.ref.refcount.refs.counter 1
PARAM_VALUE 0 cdev->v4l2_dev.release 3958343185220907008
PARAM_VALUE 0 cdev->v4l2_dev.subdevs.next 4096-ptr_max
PARAM_VALUE 0 cdev->v4l2_dev.subdevs.next->next 4096-ptr_max
PARAM_VALUE 0 cdev->v4l2_dev.subdevs.prev 4096-ptr_max
PARAM_VALUE 0 cdev->v4l2_dev.subdevs.prev->next 4096-ptr_max
PARAM_VALUE 0 cdev->v4l2_dev.subdevs.prev->prev 4096-ptr_max
PARAM_VALUE 0 cdev->vdev.dev.driver_data 4096-ptr_max
PARAM_VALUE 0 cdev->vdev.device_caps 83886081
PARAM_VALUE 0 cdev->vdev.lock 4096-ptr_max
PARAM_VALUE 0 cdev->vdev.lock->first_waiter 0
PARAM_VALUE 0 cdev->vdev.lock->magic 4096-ptr_max
PARAM_VALUE 0 cdev->vdev.lock->osq.tail.counter 0
PARAM_VALUE 0 cdev->vdev.lock->owner.counter 0
PARAM_VALUE 0 cdev->vdev.queue 4096-ptr_max
PARAM_VALUE 0 cdev->vdev.queue->buf_ops 7349354608699604992
PARAM_VALUE 0 cdev->vdev.queue->buf_struct_size 1-u32max
PARAM_VALUE 0 cdev->vdev.queue->dma_dir 0-2
PARAM_VALUE 0 cdev->vdev.queue->done_list.next 4096-ptr_max
PARAM_VALUE 0 cdev->vdev.queue->done_list.prev 4096-ptr_max
PARAM_VALUE 0 cdev->vdev.queue->done_wq.head.next 4096-ptr_max
PARAM_VALUE 0 cdev->vdev.queue->done_wq.head.prev 4096-ptr_max
PARAM_VALUE 0 cdev->vdev.queue->drv_priv 4096-ptr_max
PARAM_VALUE 0 cdev->vdev.queue->io_modes 23
PARAM_VALUE 0 cdev->vdev.queue->lock 4096-ptr_max
PARAM_VALUE 0 cdev->vdev.queue->max_num_buffers 32-32768
PARAM_VALUE 0 cdev->vdev.queue->mem_ops 6949902029773307904
PARAM_VALUE 0 cdev->vdev.queue->memory 0
PARAM_VALUE 0 cdev->vdev.queue->min_queued_buffers 2
PARAM_VALUE 0 cdev->vdev.queue->min_reqbufs_allocation 1-32768
PARAM_VALUE 0 cdev->vdev.queue->mmap_lock.magic 4096-ptr_max
PARAM_VALUE 0 cdev->vdev.queue->ops 3056660475807473664
PARAM_VALUE 0 cdev->vdev.queue->queued_list.next 4096-ptr_max
PARAM_VALUE 0 cdev->vdev.queue->queued_list.prev 4096-ptr_max
PARAM_VALUE 0 cdev->vdev.queue->quirk_poll_must_check_waiting_for_buffers 1
PARAM_VALUE 0 cdev->vdev.queue->timestamp_flags 8192
PARAM_VALUE 0 cdev->vdev.queue->type 1
PARAM_VALUE 0 cdev->vdev.v4l2_dev 4096-ptr_max
PARAM_VALUE 0 cdev->vdev.v4l2_dev->dev 4096-ptr_max
PARAM_VALUE 0 cdev->vdev.v4l2_dev->ref.refcount.refs.counter 1
PARAM_VALUE 0 cdev->vdev.v4l2_dev->release 3958343185220907008
PARAM_VALUE 0 cdev->vdev.v4l2_dev->subdevs.next 4096-ptr_max
PARAM_VALUE 0 cdev->vdev.v4l2_dev->subdevs.prev 4096-ptr_max
PARAM_VALUE 0 cdev->wq.head.next 4096-ptr_max
PARAM_VALUE 0 cdev->wq.head.next->next 4096-ptr_max
PARAM_VALUE 0 cdev->wq.head.prev 4096-ptr_max
PARAM_VALUE 0 cdev->wq.head.prev->next 4096-ptr_max
PARAM_VALUE 0 cdev->wq.head.prev->prev 4096-ptr_max
PARAM_VALUE 0 cdev->xfer_ep (-1)
PARAM_VALUE 0 *cdev->queue->name 0-255
BUF_SIZE 0 cdev 3880,3888,3896,3904,3912,3928,3936,3960,3968,3976,3984,3992,4000,4320,4448,4464,4472,4504,4520,4624,4672,4688,5016,5424,5616
BUF_SIZE 0 cdev 3880,3888,3896,3904,3912,3928,3936,3960,3968,3976,3984,3992,4000,4320,4448,4464,4472,4504,4520,4624,4672,4688,5016,5424,5616
BUF_SIZE 0 cdev->sd_desc (-1),184
BUF_SIZE 0 cdev->usb_buf 64
BUF_SIZE 0 cdev->vdev.lock 152
BUF_SIZE 0 cdev->vdev.queue 632
BUF_SIZE 0 cdev->vdev.v4l2_dev 192
DATA_SOURCE 0 cdev $0
MEM_ZERO 0 &cdev->v4l2_dev.prio
RX_PATH
TASK_NOT_RUNNING

drivers/media/usb/gspca/mr97310a.c sd_start() -> stream_start()

Type Parameter Key Value
PARAM_VALUE 0 cdev 4096-ptr_max
PARAM_VALUE 0 cdev->cam.needs_full_bandwidth 0-1
PARAM_VALUE 0 cdev->dev 4096-ptr_max
PARAM_VALUE 0 cdev->dev->actconfig 0,4096-ptr_max
PARAM_VALUE 0 cdev->dev->state 4-u32max
PARAM_VALUE 0 cdev->image 0
PARAM_VALUE 0 cdev->image_len 0
PARAM_VALUE 0 cdev->int_urb 0,4096-ptr_max
PARAM_VALUE 0 cdev->int_urb->anchor 0
PARAM_VALUE 0 cdev->int_urb->anchor_list.next 4096-ptr_max
PARAM_VALUE 0 cdev->int_urb->anchor_list.prev 4096-ptr_max
PARAM_VALUE 0 cdev->int_urb->complete 3955764357836926976
PARAM_VALUE 0 cdev->int_urb->context 4096-ptr_max
PARAM_VALUE 0 cdev->int_urb->dev 4096-ptr_max
PARAM_VALUE 0 cdev->int_urb->ep 4096-ptr_max
PARAM_VALUE 0 cdev->int_urb->error_count 0
PARAM_VALUE 0 cdev->int_urb->hcpriv 0,4096-ptr_max
PARAM_VALUE 0 cdev->int_urb->interval s32min-32768
PARAM_VALUE 0 cdev->int_urb->num_mapped_sgs 0-s32max
PARAM_VALUE 0 cdev->int_urb->num_sgs 0
PARAM_VALUE 0 cdev->int_urb->number_of_packets 0
PARAM_VALUE 0 cdev->int_urb->pipe 0,128-u32max
PARAM_VALUE 0 cdev->int_urb->reject.counter 0
PARAM_VALUE 0 cdev->int_urb->sg 0
PARAM_VALUE 0 cdev->int_urb->sgt 0
PARAM_VALUE 0 cdev->int_urb->start_frame (-1)
PARAM_VALUE 0 cdev->int_urb->status (-4095)-0
PARAM_VALUE 0 cdev->int_urb->stream_id 0
PARAM_VALUE 0 cdev->int_urb->transfer_buffer_length 0-u16max
PARAM_VALUE 0 cdev->last_packet_type 0
PARAM_VALUE 0 cdev->sd_desc 4096-ptr_max
PARAM_VALUE 0 cdev->sd_desc->isoc_init 0,4096-ptr_max
PARAM_VALUE 0 cdev->sd_desc->isoc_nego 0,5597140758607159296,7839014778267959296
PARAM_VALUE 0 cdev->sd_desc->stop0 0,4096-ptr_max
PARAM_VALUE 0 cdev->sd_desc->stopN 0,4096-ptr_max
PARAM_VALUE 0 cdev->sof_read 0
PARAM_VALUE 0 cdev->usb_buf 4096-ptr_max
PARAM_VALUE 0 cdev->usb_err 0
PARAM_VALUE 0 *cdev->dev->toggle 0-4294967295
BUF_SIZE 0 cdev s32min-(-2),1-s32max
BUF_SIZE 0 cdev s32min-(-2),1-s32max
CAPPED_DATA 0 cdev->dev 1
CAPPED_DATA 0 cdev->dev->actconfig->desc.bNumInterfaces 1
DATA_SOURCE 0 cdev $0
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE 0 cdev->int_urb->num_mapped_sgs
NO_OVERFLOW_SIMPLE 0 cdev->int_urb->transfer_buffer_length
HALF_LOCKED2 0 &cdev->usb_lock

sound/usb/usx2y/us122l.c i_capture_start() -> stream_start()

Type Parameter Key Value
PARAM_VALUE 0 cdev 4096-ptr_max
PARAM_VALUE 0 cdev->iso_frame_balance 0
PARAM_VALUE 0 cdev->s 0,18379471554275704832,18446612682070032384
PARAM_VALUE 1 inurb 4096-ptr_max
PARAM_VALUE 1 inurb->anchor 0
PARAM_VALUE 1 inurb->context 4096-ptr_max
PARAM_VALUE 1 inurb->dev 4096-ptr_max
PARAM_VALUE 1 inurb->dev->bus 4096-ptr_max
PARAM_VALUE 1 inurb->hcpriv 0
PARAM_VALUE 1 inurb->iso_frame_desc->actual_length 0-4294967295
PARAM_VALUE 1 inurb->setup_dma 0
PARAM_VALUE 1 inurb->setup_packet 0-255
PARAM_VALUE 1 inurb->status 0
PARAM_VALUE 1 inurb->transfer_buffer->_refcount.counter s32min-s32max
PARAM_VALUE 1 inurb->transfer_buffer->memcg_data 0
PARAM_VALUE 1 inurb->transfer_buffer->page_type 0-4294967295
PARAM_VALUE 1 inurb->transfer_dma 0
BUF_SIZE 0 cdev s32min-(-1),1-s32max
BUF_SIZE 0 cdev s32min-(-1),1-s32max
BUF_SIZE 1 inurb->context s32min-(-1),1-s32max
CAPPED_DATA 1 inurb 1
CAPPED_DATA 1 inurb->number_of_packets 1
DATA_SOURCE 1 inurb $0
NOSPEC 1 inurb->transfer_buffer_length
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA 1 inurb->start_frame 0-s32max
USER_DATA 1 inurb->actual_length 0-u32max[c][u]
USER_DATA 1 inurb->transfer_buffer_length 1-s32max
NO_OVERFLOW_SIMPLE 0 cdev->i_urb->actual_length
NO_OVERFLOW_SIMPLE 0 cdev->i_urb->num_mapped_sgs
NO_OVERFLOW_SIMPLE 0 cdev->i_urb->setup_dma
NO_OVERFLOW_SIMPLE 0 cdev->i_urb->transfer_dma
NO_OVERFLOW_SIMPLE 1 inurb->actual_length
NO_OVERFLOW_SIMPLE 1 inurb->num_mapped_sgs
NO_OVERFLOW_SIMPLE 1 inurb->setup_dma
NO_OVERFLOW_SIMPLE 1 inurb->sg->length
NO_OVERFLOW_SIMPLE 1 inurb->transfer_buffer
NO_OVERFLOW_SIMPLE 1 inurb->transfer_dma
NO_OVERFLOW_SIMPLE 2 outurb->actual_length
NO_OVERFLOW_SIMPLE 2 outurb->num_mapped_sgs
NO_OVERFLOW_SIMPLE 2 outurb->setup_dma
NO_OVERFLOW_SIMPLE 2 outurb->transfer_dma
UNITS 0 cdev unit_byte
HALF_LOCKED2 &pool->lock

sound/usb/usx2y/us122l.c i_playback_start() -> stream_start()

Type Parameter Key Value
PARAM_VALUE 0 cdev 4096-ptr_max
PARAM_VALUE 0 cdev->iso_frame_balance 0
PARAM_VALUE 2 outurb 4096-ptr_max
PARAM_VALUE 2 outurb->anchor 0
PARAM_VALUE 2 outurb->context 4096-ptr_max
PARAM_VALUE 2 outurb->dev 4096-ptr_max
PARAM_VALUE 2 outurb->dev->bus 4096-ptr_max
PARAM_VALUE 2 outurb->hcpriv 0
PARAM_VALUE 2 outurb->iso_frame_desc->actual_length 0-4294967295
PARAM_VALUE 2 outurb->setup_dma 0
PARAM_VALUE 2 outurb->setup_packet 0-255
PARAM_VALUE 2 outurb->status 0
PARAM_VALUE 2 outurb->transfer_buffer->_refcount.counter s32min-s32max
PARAM_VALUE 2 outurb->transfer_buffer->memcg_data 0
PARAM_VALUE 2 outurb->transfer_buffer->page_type 0-4294967295
PARAM_VALUE 2 outurb->transfer_dma 0
BUF_SIZE 0 cdev s32min-(-1),1-s32max
BUF_SIZE 0 cdev s32min-(-1),1-s32max
BUF_SIZE 2 outurb->context s32min-(-1),1-s32max
CAPPED_DATA 2 outurb 1
DATA_SOURCE 2 outurb $0
NOSPEC 2 outurb->transfer_buffer_length
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA 2 outurb->start_frame 0-s32max
USER_DATA 2 outurb->actual_length 0-u32max[c][u]
USER_DATA 2 outurb->transfer_buffer_length 1-s32max
NO_OVERFLOW_SIMPLE 0 cdev->i_urb->actual_length
NO_OVERFLOW_SIMPLE 0 cdev->i_urb->num_mapped_sgs
NO_OVERFLOW_SIMPLE 0 cdev->i_urb->setup_dma
NO_OVERFLOW_SIMPLE 0 cdev->i_urb->transfer_dma
NO_OVERFLOW_SIMPLE 1 inurb->actual_length
NO_OVERFLOW_SIMPLE 1 inurb->num_mapped_sgs
NO_OVERFLOW_SIMPLE 1 inurb->setup_dma
NO_OVERFLOW_SIMPLE 1 inurb->transfer_dma
NO_OVERFLOW_SIMPLE 2 outurb->actual_length
NO_OVERFLOW_SIMPLE 2 outurb->num_mapped_sgs
NO_OVERFLOW_SIMPLE 2 outurb->setup_dma
NO_OVERFLOW_SIMPLE 2 outurb->sg->length
NO_OVERFLOW_SIMPLE 2 outurb->transfer_buffer
NO_OVERFLOW_SIMPLE 2 outurb->transfer_dma
UNITS 0 cdev unit_byte
HALF_LOCKED2 &pool->lock