vb2_querybuf identifier - Linux source code next-20260811

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FIXME
- FIXME
  - next-20260811

Documented in 1 files:

include/media/videobuf2-v4l2.h, line 75

Defined in 1 files as a prototype:

include/media/videobuf2-v4l2.h, line 88 (as a prototype)

Defined in 1 files as a function:

drivers/media/common/videobuf2/videobuf2-v4l2.c, line 638 (as a function)

Referenced in 7 files:

Smatch caller information:

drivers/media/platform/samsung/s5p-mfc/s5p_mfc_dec.c vidioc_querybuf() -> vb2_querybuf()

Type	Parameter	Key	Value
PARAM_VALUE	0	q	4096-ptr_max
PARAM_VALUE	1	b	4096-ptr_max
PARAM_VALUE	1	b->memory	1
PARAM_VALUE	1	b->type	10
BUF_SIZE	1	b	(-1),128-16383
BUF_SIZE	1	b	(-1),128-16383
DATA_SOURCE	1	b	$2
USER_DATA	1	b->bytesused	0-u32max[u]
USER_DATA	1	b->field	0-u32max[u]
USER_DATA	1	b->flags	0-u32max[u]
USER_DATA	1	b->index	0-u32max[u]
USER_DATA	1	b->length	0-u32max[u]
USER_DATA	1	b->m.fd	s32min-s32max[u]
USER_DATA	1	b->m.offset	0-u32max[u]
USER_DATA	1	b->m.userptr	0-u64max[u]
USER_DATA	1	b->request_fd	s32min-s32max[u]
USER_DATA	1	b->reserved	0-u32max[u]
USER_DATA	1	b->reserved2	0-u32max[u]
USER_DATA	1	b->sequence	0-u32max[u]
USER_DATA	1	b->timecode.flags	0-u32max[u]
USER_DATA	1	b->timecode.frames	0-255[u]
USER_DATA	1	b->timecode.hours	0-255[u]
USER_DATA	1	b->timecode.minutes	0-255[u]
USER_DATA	1	b->timecode.seconds	0-255[u]
USER_DATA	1	b->timecode.type	0-u32max[u]
USER_DATA	1	b->timestamp.tv_sec	s64min-s64max[u]
USER_DATA	1	b->timestamp.tv_usec	s64min-s64max[u]
USER_PTR	1	b
HALF_LOCKED2		lock
HALF_LOCKED2		req_queue_lock

drivers/media/platform/samsung/s5p-mfc/s5p_mfc_dec.c vidioc_querybuf() -> vb2_querybuf()

Type	Parameter	Key	Value
PARAM_VALUE	0	q	4096-ptr_max
PARAM_VALUE	1	b	4096-ptr_max
PARAM_VALUE	1	b->memory	1
PARAM_VALUE	1	b->type	9
BUF_SIZE	1	b	(-1),128-16383
BUF_SIZE	1	b	(-1),128-16383
DATA_SOURCE	1	b	$2
USER_DATA	1	b->bytesused	0-u32max[u]
USER_DATA	1	b->field	0-u32max[u]
USER_DATA	1	b->flags	0-u32max[u]
USER_DATA	1	b->index	0-u32max[u]
USER_DATA	1	b->length	0-u32max[u]
USER_DATA	1	b->m.fd	s32min-s32max[u]
USER_DATA	1	b->m.offset	0-u32max[u]
USER_DATA	1	b->m.userptr	0-u64max[u]
USER_DATA	1	b->request_fd	s32min-s32max[u]
USER_DATA	1	b->reserved	0-u32max[u]
USER_DATA	1	b->reserved2	0-u32max[u]
USER_DATA	1	b->sequence	0-u32max[u]
USER_DATA	1	b->timecode.flags	0-u32max[u]
USER_DATA	1	b->timecode.frames	0-255[u]
USER_DATA	1	b->timecode.hours	0-255[u]
USER_DATA	1	b->timecode.minutes	0-255[u]
USER_DATA	1	b->timecode.seconds	0-255[u]
USER_DATA	1	b->timecode.type	0-u32max[u]
USER_DATA	1	b->timestamp.tv_sec	s64min-s64max[u]
USER_DATA	1	b->timestamp.tv_usec	s64min-s64max[u]
USER_PTR	1	b
HALF_LOCKED2		lock
HALF_LOCKED2		req_queue_lock

drivers/media/platform/samsung/s3c-camif/camif-capture.c s3c_camif_querybuf() -> vb2_querybuf()

Type	Parameter	Key	Value
PARAM_VALUE	0	q	4096-ptr_max
PARAM_VALUE	1	b	4096-ptr_max
PARAM_VALUE	1	b->type	1-2,4-14
BUF_SIZE	1	b	(-1),128-16383
BUF_SIZE	1	b	(-1),128-16383
DATA_SOURCE	1	b	$2
USER_DATA	1	b->bytesused	0-u32max[u]
USER_DATA	1	b->field	0-u32max[u]
USER_DATA	1	b->flags	0-u32max[u]
USER_DATA	1	b->index	0-u32max[u]
USER_DATA	1	b->length	0-u32max[u]
USER_DATA	1	b->m.fd	s32min-s32max[u]
USER_DATA	1	b->m.offset	0-u32max[u]
USER_DATA	1	b->m.userptr	0-u64max[u]
USER_DATA	1	b->memory	0-u32max[u]
USER_DATA	1	b->request_fd	s32min-s32max[u]
USER_DATA	1	b->reserved	0-u32max[u]
USER_DATA	1	b->reserved2	0-u32max[u]
USER_DATA	1	b->sequence	0-u32max[u]
USER_DATA	1	b->timecode.flags	0-u32max[u]
USER_DATA	1	b->timecode.frames	0-255[u]
USER_DATA	1	b->timecode.hours	0-255[u]
USER_DATA	1	b->timecode.minutes	0-255[u]
USER_DATA	1	b->timecode.seconds	0-255[u]
USER_DATA	1	b->timecode.type	0-u32max[u]
USER_DATA	1	b->timestamp.tv_sec	s64min-s64max[u]
USER_DATA	1	b->timestamp.tv_usec	s64min-s64max[u]
USER_DATA	1	b->type	1-2,4-14[u]
USER_PTR	1	b
HALF_LOCKED2		lock
HALF_LOCKED2		req_queue_lock

drivers/usb/gadget/function/uvc_queue.c uvcg_query_buffer() -> vb2_querybuf()

Type	Parameter	Key	Value
PARAM_VALUE	0	q	4096-ptr_max
PARAM_VALUE	1	b	4096-ptr_max
PARAM_VALUE	1	b->type	1-2,4-14
BUF_SIZE	1	b	(-1),128-16383
BUF_SIZE	1	b	(-1),128-16383
DATA_SOURCE	1	b	$1
USER_DATA	1	b->bytesused	0-u32max[u]
USER_DATA	1	b->field	0-u32max[u]
USER_DATA	1	b->flags	0-u32max[u]
USER_DATA	1	b->index	0-u32max[u]
USER_DATA	1	b->length	0-u32max[u]
USER_DATA	1	b->m.fd	s32min-s32max[u]
USER_DATA	1	b->m.offset	0-u32max[u]
USER_DATA	1	b->m.userptr	0-u64max[u]
USER_DATA	1	b->memory	0-u32max[u]
USER_DATA	1	b->request_fd	s32min-s32max[u]
USER_DATA	1	b->reserved	0-u32max[u]
USER_DATA	1	b->reserved2	0-u32max[u]
USER_DATA	1	b->sequence	0-u32max[u]
USER_DATA	1	b->timecode.flags	0-u32max[u]
USER_DATA	1	b->timecode.frames	0-255[u]
USER_DATA	1	b->timecode.hours	0-255[u]
USER_DATA	1	b->timecode.minutes	0-255[u]
USER_DATA	1	b->timecode.seconds	0-255[u]
USER_DATA	1	b->timecode.type	0-u32max[u]
USER_DATA	1	b->timestamp.tv_sec	s64min-s64max[u]
USER_DATA	1	b->timestamp.tv_usec	s64min-s64max[u]
USER_DATA	1	b->type	1-2,4-14[u]
USER_PTR	1	b
HALF_LOCKED2		lock
HALF_LOCKED2		req_queue_lock

drivers/media/common/videobuf2/videobuf2-v4l2.c vb2_ioctl_querybuf() -> vb2_querybuf()

Type	Parameter	Key	Value
PARAM_VALUE	1	b	4096-ptr_max
PARAM_VALUE	1	b->type	1-2,4-14
BUF_SIZE	1	b	(-1),128-16383
BUF_SIZE	1	b	(-1),128-16383
DATA_SOURCE	1	b	$2
USER_DATA	1	b->bytesused	0-u32max[u]
USER_DATA	1	b->field	0-u32max[u]
USER_DATA	1	b->flags	0-u32max[u]
USER_DATA	1	b->index	0-u32max[u]
USER_DATA	1	b->length	0-u32max[u]
USER_DATA	1	b->m.fd	s32min-s32max[u]
USER_DATA	1	b->m.offset	0-u32max[u]
USER_DATA	1	b->m.userptr	0-u64max[u]
USER_DATA	1	b->memory	0-u32max[u]
USER_DATA	1	b->request_fd	s32min-s32max[u]
USER_DATA	1	b->reserved	0-u32max[u]
USER_DATA	1	b->reserved2	0-u32max[u]
USER_DATA	1	b->sequence	0-u32max[u]
USER_DATA	1	b->timecode.flags	0-u32max[u]
USER_DATA	1	b->timecode.frames	0-255[u]
USER_DATA	1	b->timecode.hours	0-255[u]
USER_DATA	1	b->timecode.minutes	0-255[u]
USER_DATA	1	b->timecode.seconds	0-255[u]
USER_DATA	1	b->timecode.type	0-u32max[u]
USER_DATA	1	b->timestamp.tv_sec	s64min-s64max[u]
USER_DATA	1	b->timestamp.tv_usec	s64min-s64max[u]
USER_DATA	1	b->type	1-2,4-14[u]
USER_PTR	1	b
HALF_LOCKED2		lock
HALF_LOCKED2		req_queue_lock

drivers/media/v4l2-core/v4l2-mem2mem.c v4l2_m2m_querybuf() -> vb2_querybuf()

Type	Parameter	Key	Value
PARAM_VALUE	0	q	4096-ptr_max
PARAM_VALUE	1	b	4096-ptr_max
PARAM_VALUE	1	b->type	1-2,4-14
BUF_SIZE	0	q	632
BUF_SIZE	1	b	(-1),128-16383
BUF_SIZE	1	b	(-1),128-16383
DATA_SOURCE	0	q	r v4l2_m2m_get_vq
DATA_SOURCE	1	b	$2
USER_DATA	1	b->bytesused	0-u32max[u]
USER_DATA	1	b->field	0-u32max[u]
USER_DATA	1	b->flags	0-u32max[u]
USER_DATA	1	b->index	0-u32max[u]
USER_DATA	1	b->length	0-u32max[u]
USER_DATA	1	b->m.fd	s32min-s32max[u]
USER_DATA	1	b->m.offset	0-u32max[u]
USER_DATA	1	b->m.userptr	0-u64max[u]
USER_DATA	1	b->memory	0-u32max[u]
USER_DATA	1	b->request_fd	s32min-s32max[u]
USER_DATA	1	b->reserved	0-u32max[u]
USER_DATA	1	b->reserved2	0-u32max[u]
USER_DATA	1	b->sequence	0-u32max[u]
USER_DATA	1	b->timecode.flags	0-u32max[u]
USER_DATA	1	b->timecode.frames	0-255[u]
USER_DATA	1	b->timecode.hours	0-255[u]
USER_DATA	1	b->timecode.minutes	0-255[u]
USER_DATA	1	b->timecode.seconds	0-255[u]
USER_DATA	1	b->timecode.type	0-u32max[u]
USER_DATA	1	b->timestamp.tv_sec	s64min-s64max[u]
USER_DATA	1	b->timestamp.tv_usec	s64min-s64max[u]
USER_DATA	1	b->type	1-2,4-14[u]
USER_PTR	1	b
HALF_LOCKED2		lock
HALF_LOCKED2		req_queue_lock

drivers/media/platform/ti/omap3isp/ispvideo.c isp_video_querybuf() -> vb2_querybuf()

Type	Parameter	Key	Value
PARAM_VALUE	0	q	4096-ptr_max
PARAM_VALUE	1	b	4096-ptr_max
PARAM_VALUE	1	b->type	1-2,4-14
BUF_SIZE	1	b	(-1),128-16383
BUF_SIZE	1	b	(-1),128-16383
DATA_SOURCE	1	b	$2
USER_DATA	1	b->bytesused	0-u32max[u]
USER_DATA	1	b->field	0-u32max[u]
USER_DATA	1	b->flags	0-u32max[u]
USER_DATA	1	b->index	0-u32max[u]
USER_DATA	1	b->length	0-u32max[u]
USER_DATA	1	b->m.fd	s32min-s32max[u]
USER_DATA	1	b->m.offset	0-u32max[u]
USER_DATA	1	b->m.userptr	0-u64max[u]
USER_DATA	1	b->memory	0-u32max[u]
USER_DATA	1	b->request_fd	s32min-s32max[u]
USER_DATA	1	b->reserved	0-u32max[u]
USER_DATA	1	b->reserved2	0-u32max[u]
USER_DATA	1	b->sequence	0-u32max[u]
USER_DATA	1	b->timecode.flags	0-u32max[u]
USER_DATA	1	b->timecode.frames	0-255[u]
USER_DATA	1	b->timecode.hours	0-255[u]
USER_DATA	1	b->timecode.minutes	0-255[u]
USER_DATA	1	b->timecode.seconds	0-255[u]
USER_DATA	1	b->timecode.type	0-u32max[u]
USER_DATA	1	b->timestamp.tv_sec	s64min-s64max[u]
USER_DATA	1	b->timestamp.tv_usec	s64min-s64max[u]
USER_DATA	1	b->type	1-2,4-14[u]
USER_PTR	1	b
LOCK2		&video->queue_lock
HALF_LOCKED2		lock
HALF_LOCKED2		req_queue_lock
TYPE_LOCK		(struct isp_video)->queue_lock

drivers/media/platform/samsung/s5p-mfc/s5p_mfc_enc.c vidioc_querybuf() -> vb2_querybuf()

Type	Parameter	Key	Value
PARAM_VALUE	0	q	4096-ptr_max
PARAM_VALUE	1	b	4096-ptr_max
PARAM_VALUE	1	b->memory	1-2,4
PARAM_VALUE	1	b->type	9
BUF_SIZE	1	b	(-1),128-16383
BUF_SIZE	1	b	(-1),128-16383
DATA_SOURCE	1	b	$2
USER_DATA	1	b->bytesused	0-u32max[u]
USER_DATA	1	b->field	0-u32max[u]
USER_DATA	1	b->flags	0-u32max[u]
USER_DATA	1	b->index	0-u32max[u]
USER_DATA	1	b->length	0-u32max[u]
USER_DATA	1	b->m.fd	s32min-s32max[u]
USER_DATA	1	b->m.offset	0-u32max[u]
USER_DATA	1	b->m.userptr	0-u64max[u]
USER_DATA	1	b->request_fd	s32min-s32max[u]
USER_DATA	1	b->reserved	0-u32max[u]
USER_DATA	1	b->reserved2	0-u32max[u]
USER_DATA	1	b->sequence	0-u32max[u]
USER_DATA	1	b->timecode.flags	0-u32max[u]
USER_DATA	1	b->timecode.frames	0-255[u]
USER_DATA	1	b->timecode.hours	0-255[u]
USER_DATA	1	b->timecode.minutes	0-255[u]
USER_DATA	1	b->timecode.seconds	0-255[u]
USER_DATA	1	b->timecode.type	0-u32max[u]
USER_DATA	1	b->timestamp.tv_sec	s64min-s64max[u]
USER_DATA	1	b->timestamp.tv_usec	s64min-s64max[u]
USER_PTR	1	b
HALF_LOCKED2		lock
HALF_LOCKED2		req_queue_lock

drivers/media/platform/samsung/s5p-mfc/s5p_mfc_enc.c vidioc_querybuf() -> vb2_querybuf()

Type	Parameter	Key	Value
PARAM_VALUE	0	q	4096-ptr_max
PARAM_VALUE	1	b	4096-ptr_max
PARAM_VALUE	1	b->memory	1-2,4
PARAM_VALUE	1	b->type	10
BUF_SIZE	1	b	(-1),128-16383
BUF_SIZE	1	b	(-1),128-16383
DATA_SOURCE	1	b	$2
USER_DATA	1	b->bytesused	0-u32max[u]
USER_DATA	1	b->field	0-u32max[u]
USER_DATA	1	b->flags	0-u32max[u]
USER_DATA	1	b->index	0-u32max[u]
USER_DATA	1	b->length	0-u32max[u]
USER_DATA	1	b->m.fd	s32min-s32max[u]
USER_DATA	1	b->m.offset	0-u32max[u]
USER_DATA	1	b->m.userptr	0-u64max[u]
USER_DATA	1	b->request_fd	s32min-s32max[u]
USER_DATA	1	b->reserved	0-u32max[u]
USER_DATA	1	b->reserved2	0-u32max[u]
USER_DATA	1	b->sequence	0-u32max[u]
USER_DATA	1	b->timecode.flags	0-u32max[u]
USER_DATA	1	b->timecode.frames	0-255[u]
USER_DATA	1	b->timecode.hours	0-255[u]
USER_DATA	1	b->timecode.minutes	0-255[u]
USER_DATA	1	b->timecode.seconds	0-255[u]
USER_DATA	1	b->timecode.type	0-u32max[u]
USER_DATA	1	b->timestamp.tv_sec	s64min-s64max[u]
USER_DATA	1	b->timestamp.tv_usec	s64min-s64max[u]
USER_PTR	1	b
HALF_LOCKED2		lock
HALF_LOCKED2		req_queue_lock