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Documented in 1 files:

Defined in 1 files as a struct:

Defined in 1 files as a prototype:

Defined in 1 files as a function:

Referenced in 14 files:

Smatch caller information:

drivers/media/v4l2-core/v4l2-ioctl.c v4l_queryctrl() -> v4l2_queryctrl()

Type Parameter Key Value
PARAM_VALUE 0 hdl 1-u64max
BUF_SIZE 1 qc (-1),128-16383
BUF_SIZE 1 qc (-1),128-16383
DATA_SOURCE 1 qc $2
USER_DATA 1 qc->default_value s32min-s32max[u]
USER_DATA 1 qc->flags 0-u32max[u]
USER_DATA 1 qc->id 0-u32max[u]
USER_DATA 1 qc->maximum s32min-s32max[u]
USER_DATA 1 qc->minimum s32min-s32max[u]
USER_DATA 1 qc->step s32min-s32max[u]
USER_DATA 1 qc->type 0-u32max[u]
USER_PTR 1 qc
HALF_LOCKED2 lock
HALF_LOCKED2 req_queue_lock

drivers/media/v4l2-core/v4l2-ioctl.c v4l_queryctrl() -> v4l2_queryctrl()

Type Parameter Key Value
PARAM_VALUE 0 hdl 1-u64max
BUF_SIZE 1 qc (-1),128-16383
BUF_SIZE 1 qc (-1),128-16383
DATA_SOURCE 1 qc $2
USER_DATA 1 qc->default_value s32min-s32max[u]
USER_DATA 1 qc->flags 0-u32max[u]
USER_DATA 1 qc->id 0-u32max[u]
USER_DATA 1 qc->maximum s32min-s32max[u]
USER_DATA 1 qc->minimum s32min-s32max[u]
USER_DATA 1 qc->step s32min-s32max[u]
USER_DATA 1 qc->type 0-u32max[u]
USER_PTR 1 qc
HALF_LOCKED2 lock
HALF_LOCKED2 req_queue_lock

drivers/media/v4l2-core/v4l2-subdev.c subdev_do_ioctl() -> v4l2_queryctrl()

Type Parameter Key Value
PARAM_VALUE 0 hdl 1-u64max
BUF_SIZE 1 qc (-1),128-16383
DATA_SOURCE 1 qc $2
USER_DATA 1 qc->default_value s32min-s32max[u]
USER_DATA 1 qc->flags 0-u32max[u]
USER_DATA 1 qc->id 0-u32max[u]
USER_DATA 1 qc->maximum s32min-s32max[u]
USER_DATA 1 qc->minimum s32min-s32max[u]
USER_DATA 1 qc->step s32min-s32max[u]
USER_DATA 1 qc->type 0-u32max[u]
USER_PTR 1 qc
HALF_LOCKED2 lock
HALF_LOCKED2 state->lock