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Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

drivers/media/common/videobuf2/videobuf2-v4l2.c vb2_prepare_buf() -> vb2_queue_or_prepare_buf()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
PARAM_VALUE 0 q->bufs 4096-ptr_max
PARAM_VALUE 0 q->fileio 0
PARAM_VALUE 0 q->max_num_buffers 1-u32max
PARAM_VALUE 2 vb 1-u64max
PARAM_VALUE 3 b 4096-ptr_max
PARAM_VALUE 3 b->index 0-4294967294
PARAM_VALUE 3 b->type 1-14
PARAM_VALUE 4 is_prepare 1
PARAM_VALUE 5 p_req 0
BUF_SIZE 0 q (-1),632
BUF_SIZE 0 q (-1),632
BUF_SIZE 3 b (-1),128-16383
BUF_SIZE 3 b (-1),128-16383
CAPPED_DATA 0 q->max_num_buffers 1
CAPPED_DATA 3 b->index 1
DATA_SOURCE 0 q $0
DATA_SOURCE 1 mdev $1
DATA_SOURCE 2 vb r vb2_get_buffer
DATA_SOURCE 3 b $2
PARAM_COMPARE 3 b->index < $0->max_num_buffers
BIT_INFO 3 b->flags 0x0,0xff7fffff
USER_DATA 3 b->bytesused 0-u32max[u]
USER_DATA 3 b->field 0-u32max[u]
USER_DATA 3 b->flags 0-u32max[u]
USER_DATA 3 b->index 0-4294967294[c]
USER_DATA 3 b->length 0-u32max[u]
USER_DATA 3 b->m.fd s32min-s32max[u]
USER_DATA 3 b->m.offset 0-u32max[u]
USER_DATA 3 b->m.userptr 0-u64max[u]
USER_DATA 3 b->memory 0-u32max[u]
USER_DATA 3 b->request_fd s32min-s32max[u]
USER_DATA 3 b->reserved 0-u32max[u]
USER_DATA 3 b->reserved2 0-u32max[u]
USER_DATA 3 b->sequence 0-u32max[u]
USER_DATA 3 b->timecode.flags 0-u32max[u]
USER_DATA 3 b->timecode.frames 0-255[u]
USER_DATA 3 b->timecode.hours 0-255[u]
USER_DATA 3 b->timecode.minutes 0-255[u]
USER_DATA 3 b->timecode.seconds 0-255[u]
USER_DATA 3 b->timecode.type 0-u32max[u]
USER_DATA 3 b->timestamp.tv_sec s64min-s64max[u]
USER_DATA 3 b->timestamp.tv_usec s64min-s64max[u]
USER_DATA 3 b->type 1-14[u]
USER_PTR 3 b
HALF_LOCKED2 &video->queue_lock
HALF_LOCKED2 lock
HALF_LOCKED2 req_queue_lock

drivers/media/common/videobuf2/videobuf2-v4l2.c vb2_qbuf() -> vb2_queue_or_prepare_buf()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
PARAM_VALUE 0 q->bufs 4096-ptr_max
PARAM_VALUE 0 q->fileio 0
PARAM_VALUE 0 q->max_num_buffers 1-u32max
PARAM_VALUE 2 vb 1-u64max
PARAM_VALUE 3 b 4096-ptr_max
PARAM_VALUE 3 b->index 0-4294967294
PARAM_VALUE 3 b->type 1-14
PARAM_VALUE 4 is_prepare 0
PARAM_VALUE 5 p_req 6921075804024762368
PARAM_VALUE 5 *p_req 0
BUF_SIZE 0 q (-1),632
BUF_SIZE 0 q (-1),632
BUF_SIZE 3 b (-1),128-16383
BUF_SIZE 3 b (-1),128-16383
CAPPED_DATA 0 q->max_num_buffers 1
CAPPED_DATA 3 b->index 1
DATA_SOURCE 0 q $0
DATA_SOURCE 1 mdev $1
DATA_SOURCE 2 vb r vb2_get_buffer
DATA_SOURCE 3 b $2
PARAM_COMPARE 3 b->index < $0->max_num_buffers
USER_DATA 3 b->bytesused 0-u32max[u]
USER_DATA 3 b->field 0-u32max[u]
USER_DATA 3 b->flags 0-u32max[u]
USER_DATA 3 b->index 0-4294967294[c]
USER_DATA 3 b->length 0-u32max[u]
USER_DATA 3 b->m.fd s32min-s32max[u]
USER_DATA 3 b->m.offset 0-u32max[u]
USER_DATA 3 b->m.userptr 0-u64max[u]
USER_DATA 3 b->memory 0-u32max[u]
USER_DATA 3 b->request_fd s32min-s32max[u]
USER_DATA 3 b->reserved 0-u32max[u]
USER_DATA 3 b->reserved2 0-u32max[u]
USER_DATA 3 b->sequence 0-u32max[u]
USER_DATA 3 b->timecode.flags 0-u32max[u]
USER_DATA 3 b->timecode.frames 0-255[u]
USER_DATA 3 b->timecode.hours 0-255[u]
USER_DATA 3 b->timecode.minutes 0-255[u]
USER_DATA 3 b->timecode.seconds 0-255[u]
USER_DATA 3 b->timecode.type 0-u32max[u]
USER_DATA 3 b->timestamp.tv_sec s64min-s64max[u]
USER_DATA 3 b->timestamp.tv_usec s64min-s64max[u]
USER_DATA 3 b->type 1-14[u]
USER_PTR 3 b
HALF_LOCKED2 &video->queue_lock
HALF_LOCKED2 lock
HALF_LOCKED2 req_queue_lock