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Defined in 1 files as a prototype:

Defined in 1 files as a function:

Referenced in 7 files:

Smatch caller information:

sound/usb/media.c snd_media_mixer_init() -> media_devnode_create()

Type Parameter Key Value
PARAM_VALUE 0 mdev 1-u64max
PARAM_VALUE 0 mdev->dev 1-u64max
PARAM_VALUE 1 type 770
PARAM_VALUE 2 flags 0
PARAM_VALUE 3 major 0-4095
PARAM_VALUE 4 minor 0-1048575
BUF_SIZE 0 mdev (-1),992
BUF_SIZE 0 mdev (-1),992
RX_PATH
TASK_NOT_RUNNING
LOCK2 _T->lock

sound/usb/media.c snd_media_stream_init() -> media_devnode_create()

Type Parameter Key Value
PARAM_VALUE 0 mdev 4096-ptr_max
PARAM_VALUE 0 mdev->pm_count_walk.ent_enum.idx_max 1-s32max
PARAM_VALUE 1 type 768-769
PARAM_VALUE 2 flags 0
PARAM_VALUE 3 major 0-4095
PARAM_VALUE 4 minor 0-1048575
FUZZY_MAX 1 type 769
BIT_INFO 1 type 0x300,0x301
HARD_MAX 1 type 769
RX_PATH
TASK_NOT_RUNNING
LOCK2 _T->lock
HALF_LOCKED2 &pcm->open_mutex

drivers/media/v4l2-core/v4l2-mem2mem.c v4l2_m2m_register_media_controller() -> media_devnode_create()

Type Parameter Key Value
PARAM_VALUE 0 mdev 4096-ptr_max
PARAM_VALUE 0 mdev->entities.prev->next->next 4096-ptr_max
PARAM_VALUE 0 mdev->entity_internal_idx_max 0-s32max
PARAM_VALUE 0 mdev->graph_mutex.dep_map->name 0-255
PARAM_VALUE 0 mdev->graph_mutex.first_waiter 0,4096-ptr_max
PARAM_VALUE 0 mdev->graph_mutex.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 mdev->graph_mutex.first_waiter->list.prev->prev 5159360019465732096
PARAM_VALUE 0 mdev->graph_mutex.first_waiter->task->usage.refs.counter s32min-s32max
PARAM_VALUE 0 mdev->graph_mutex.osq.tail.counter 0-s32max
PARAM_VALUE 0 mdev->interfaces.prev->next 4096-ptr_max
PARAM_VALUE 0 mdev->interfaces.prev->next->next 4096-ptr_max
PARAM_VALUE 0 mdev->links.prev->next->next 4096-ptr_max
PARAM_VALUE 0 mdev->pads.prev->next->next 4096-ptr_max
PARAM_VALUE 1 type 512
PARAM_VALUE 2 flags 0
PARAM_VALUE 3 major 81
RX_PATH
TASK_NOT_RUNNING

drivers/media/platform/verisilicon/hantro_drv.c hantro_attach_func() -> media_devnode_create()

Type Parameter Key Value
PARAM_VALUE 0 mdev 4096-ptr_max
PARAM_VALUE 0 mdev->dev 4096-ptr_max
PARAM_VALUE 0 mdev->dev->devres_head.prev 4096-ptr_max
PARAM_VALUE 0 mdev->dev->devres_head.prev->next 4096-ptr_max
PARAM_VALUE 0 mdev->dev->devres_head.prev->next->next 4096-ptr_max
PARAM_VALUE 0 mdev->entities.next 4096-ptr_max
PARAM_VALUE 0 mdev->entities.prev->next->next 4096-ptr_max
PARAM_VALUE 0 mdev->entity_internal_idx.xa.xa_flags 33554437
PARAM_VALUE 0 mdev->entity_internal_idx_max 0-s32max
PARAM_VALUE 0 mdev->entity_notify.next 4096-ptr_max
PARAM_VALUE 0 mdev->entity_notify.prev 4096-ptr_max
PARAM_VALUE 0 mdev->graph_mutex.dep_map->name 0-255
PARAM_VALUE 0 mdev->graph_mutex.first_waiter 0,4096-ptr_max
PARAM_VALUE 0 mdev->graph_mutex.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 mdev->graph_mutex.first_waiter->list.prev->prev 5159360019465732096
PARAM_VALUE 0 mdev->graph_mutex.first_waiter->task->usage.refs.counter s32min-s32max
PARAM_VALUE 0 mdev->graph_mutex.osq.tail.counter 0-s32max
PARAM_VALUE 0 mdev->interfaces.next 4096-ptr_max
PARAM_VALUE 0 mdev->interfaces.prev->next 4096-ptr_max
PARAM_VALUE 0 mdev->interfaces.prev->next->next 4096-ptr_max
PARAM_VALUE 0 mdev->links.next 4096-ptr_max
PARAM_VALUE 0 mdev->links.prev->next->next 4096-ptr_max
PARAM_VALUE 0 mdev->num_request_objects.counter 0
PARAM_VALUE 0 mdev->num_requests.counter 0
PARAM_VALUE 0 mdev->ops 9043044279455358976
PARAM_VALUE 0 mdev->pads.next 4096-ptr_max
PARAM_VALUE 0 mdev->pads.prev->next->next 4096-ptr_max
PARAM_VALUE 0 mdev->pm_count_walk.ent_enum.bmap 16,4096-ptr_max
PARAM_VALUE 0 mdev->pm_count_walk.top 0
PARAM_VALUE 0 mdev->req_queue_mutex.first_waiter 0
PARAM_VALUE 0 mdev->req_queue_mutex.magic 4096-ptr_max
PARAM_VALUE 0 mdev->req_queue_mutex.owner.counter 0
PARAM_VALUE 0 mdev->request_id.counter 0
PARAM_VALUE 1 type 512
PARAM_VALUE 2 flags 0
PARAM_VALUE 3 major 81
PARAM_VALUE 4 minor 0-192,224-255
BUF_SIZE 0 mdev 992
MEM_ZERO 0 mdev
RX_PATH
TASK_NOT_RUNNING

drivers/media/v4l2-core/v4l2-dev.c video_register_media_controller() -> media_devnode_create()

Type Parameter Key Value
PARAM_VALUE 0 mdev 1-u64max
PARAM_VALUE 1 type 512-517
PARAM_VALUE 2 flags 0
PARAM_VALUE 3 major 81
PARAM_VALUE 4 minor 0-192,224-255
CAPPED_DATA 4 minor 1
FUZZY_MAX 1 type 517
BIT_INFO 1 type 0x200,0x207
HARD_MAX 1 type 517
RX_PATH
TASK_NOT_RUNNING
LOCK2 global &videodev_lock

drivers/media/dvb-core/dvbdev.c dvb_register_media_device() -> media_devnode_create()

Type Parameter Key Value
PARAM_VALUE 0 mdev 1-u64max
PARAM_VALUE 1 type 256-260
PARAM_VALUE 2 flags 0
PARAM_VALUE 3 major 212
PARAM_VALUE 4 minor 0-255
DATA_SOURCE 4 minor $2
FUZZY_MAX 1 type 260
BIT_INFO 1 type 0x100,0x107
HARD_MAX 1 type 260
RX_PATH
TASK_NOT_RUNNING
LOCK2 global &dvbdev_register_lock
HALF_LOCKED2 global &frontend_mutex

drivers/media/platform/nxp/imx8-isi/imx8-isi-m2m.c mxc_isi_m2m_register() -> media_devnode_create()

Type Parameter Key Value
PARAM_VALUE 0 mdev 4096-ptr_max
PARAM_VALUE 0 mdev->dev 4096-ptr_max
PARAM_VALUE 0 mdev->entities.next 4096-ptr_max
PARAM_VALUE 0 mdev->entity_internal_idx.xa.xa_flags 33554437
PARAM_VALUE 0 mdev->entity_internal_idx_max 0-s32max
PARAM_VALUE 0 mdev->entity_notify.next 4096-ptr_max
PARAM_VALUE 0 mdev->entity_notify.prev 4096-ptr_max
PARAM_VALUE 0 mdev->graph_mutex.dep_map->name 0-255
PARAM_VALUE 0 mdev->graph_mutex.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 mdev->graph_mutex.first_waiter->task->usage.refs.counter s32min-s32max
PARAM_VALUE 0 mdev->graph_mutex.osq.tail.counter 0-s32max
PARAM_VALUE 0 mdev->interfaces.next 4096-ptr_max
PARAM_VALUE 0 mdev->interfaces.prev 4096-ptr_max
PARAM_VALUE 0 mdev->links.next 4096-ptr_max
PARAM_VALUE 0 mdev->num_requests.counter 0
PARAM_VALUE 0 mdev->pads.next 4096-ptr_max
PARAM_VALUE 0 mdev->pm_count_walk.ent_enum.bmap 16,4096-ptr_max
PARAM_VALUE 0 mdev->pm_count_walk.top 0
PARAM_VALUE 0 mdev->req_queue_mutex.magic 4096-ptr_max
PARAM_VALUE 0 mdev->request_id.counter 0
PARAM_VALUE 1 type 512
PARAM_VALUE 2 flags 0
PARAM_VALUE 3 major 81
PARAM_VALUE 4 minor 0-192,224-255
BUF_SIZE 0 mdev 992
RX_PATH
TASK_NOT_RUNNING