Documented in 1 files:
Defined in 1 files as a prototype:
Defined in 1 files as a function:
Referenced in 9 files:
- drivers/media/common/videobuf2/vb2-trace.c, line 9
- drivers/media/common/videobuf2/videobuf2-v4l2.c
- drivers/media/platform/samsung/s3c-camif/camif-capture.c, line 948
- drivers/media/platform/samsung/s5p-mfc/s5p_mfc_dec.c
- drivers/media/platform/samsung/s5p-mfc/s5p_mfc_enc.c
- drivers/media/platform/ti/omap3isp/ispvideo.c, line 1018
- drivers/media/v4l2-core/v4l2-mem2mem.c, line 804
- drivers/usb/gadget/function/uvc_queue.c, line 215
- include/trace/events/vb2.h, line 56
Smatch caller information:
drivers/media/platform/samsung/s5p-mfc/s5p_mfc_dec.c vidioc_dqbuf() -> vb2_dqbuf()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | q | 4096-ptr_max |
| PARAM_VALUE | 1 | b | 4096-ptr_max |
| 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 |
| BIT_INFO | 2 | nonblocking | 0x0,0x800 |
| 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 | 10[u] |
| USER_PTR | 1 | b | |
| HALF_LOCKED2 | lock | ||
| HALF_LOCKED2 | req_queue_lock |
drivers/media/platform/samsung/s5p-mfc/s5p_mfc_dec.c vidioc_dqbuf() -> vb2_dqbuf()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | q | 4096-ptr_max |
| PARAM_VALUE | 1 | b | 4096-ptr_max |
| 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 |
| BIT_INFO | 2 | nonblocking | 0x0,0x800 |
| 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 | 9[u] |
| USER_PTR | 1 | b | |
| HALF_LOCKED2 | lock | ||
| HALF_LOCKED2 | req_queue_lock |
drivers/media/platform/samsung/s3c-camif/camif-capture.c s3c_camif_dqbuf() -> vb2_dqbuf()
| 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 |
| BIT_INFO | 2 | nonblocking | 0x0,0x800 |
| 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_dequeue_buffer() -> vb2_dqbuf()
| 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 |
| DATA_SOURCE | 2 | nonblocking | $2 |
| BIT_INFO | 2 | nonblocking | 0x0,0x800 |
| 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_dqbuf() -> vb2_dqbuf()
| 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 |
| CAPPED_DATA | 0 | q->owner | 1 |
| DATA_SOURCE | 1 | b | $2 |
| BIT_INFO | 2 | nonblocking | 0x0,0x800 |
| 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_dqbuf() -> vb2_dqbuf()
| 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 |
| BIT_INFO | 2 | nonblocking | 0x0,0x800 |
| 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_dqbuf() -> vb2_dqbuf()
| 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 |
| BIT_INFO | 2 | nonblocking | 0x0,0x800 |
| 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_dqbuf() -> vb2_dqbuf()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | q | 4096-ptr_max |
| PARAM_VALUE | 1 | b | 4096-ptr_max |
| 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 |
| BIT_INFO | 2 | nonblocking | 0x0,0x800 |
| 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_PTR | 1 | b | |
| HALF_LOCKED2 | lock | ||
| HALF_LOCKED2 | req_queue_lock |
drivers/media/platform/samsung/s5p-mfc/s5p_mfc_enc.c vidioc_dqbuf() -> vb2_dqbuf()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | q | 4096-ptr_max |
| PARAM_VALUE | 1 | b | 4096-ptr_max |
| 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 |
| BIT_INFO | 2 | nonblocking | 0x0,0x800 |
| 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_PTR | 1 | b | |
| HALF_LOCKED2 | lock | ||
| HALF_LOCKED2 | req_queue_lock |