Defined in 2 files as a function:
- drivers/media/usb/uvc/uvc_video.c, line 1419 (as a function)
- drivers/usb/gadget/function/uvc_video.c, line 29 (as a function)
Referenced in 2 files:
Smatch caller information:
drivers/usb/gadget/function/uvc_video.c uvc_video_encode_bulk() -> uvc_video_encode_header()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | stream | 4096-ptr_max |
| PARAM_VALUE | 0 | stream->ep | 4096-ptr_max |
| PARAM_VALUE | 0 | stream->ep->enabled | 1 |
| PARAM_VALUE | 0 | stream->is_enabled | 1 |
| PARAM_VALUE | 0 | stream->payload_size | 0 |
| PARAM_VALUE | 0 | stream->queue.irqqueue.next | 4096-ptr_max |
| PARAM_VALUE | 0 | stream->req_lock.rlock.dep_map->name | 0-255 |
| PARAM_VALUE | 1 | buf | 4096-ptr_max |
| BUF_SIZE | 2 | data | s32min-(-2),1-s32max |
| DATA_SOURCE | 0 | stream | $1 |
| DATA_SOURCE | 1 | buf | $2 |
| UNITS | 2 | data | unit_byte |
| LOCK2 | &queue->irqlock | ||
| LOCK2 | flags | ||
| HALF_LOCKED2 | &pool->lock | ||
| TYPE_LOCK | (struct uvc_video_queue)->irqlock |
drivers/usb/gadget/function/uvc_video.c uvc_video_encode_isoc() -> uvc_video_encode_header()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | stream | 4096-ptr_max |
| PARAM_VALUE | 0 | stream->ep | 4096-ptr_max |
| PARAM_VALUE | 0 | stream->ep->enabled | 1 |
| PARAM_VALUE | 0 | stream->is_enabled | 1 |
| PARAM_VALUE | 0 | stream->queue.irqqueue.next | 4096-ptr_max |
| PARAM_VALUE | 0 | stream->req_lock.rlock.dep_map->name | 0-255 |
| PARAM_VALUE | 1 | buf | 4096-ptr_max |
| BUF_SIZE | 2 | data | s32min-(-2),1-s32max |
| DATA_SOURCE | 0 | stream | $1 |
| DATA_SOURCE | 1 | buf | $2 |
| UNITS | 2 | data | unit_byte |
| LOCK2 | &queue->irqlock | ||
| LOCK2 | flags | ||
| HALF_LOCKED2 | &pool->lock | ||
| TYPE_LOCK | (struct uvc_video_queue)->irqlock |
drivers/usb/gadget/function/uvc_video.c uvc_video_encode_isoc_sg() -> uvc_video_encode_header()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | stream | 4096-ptr_max |
| PARAM_VALUE | 0 | stream->ep | 4096-ptr_max |
| PARAM_VALUE | 0 | stream->ep->enabled | 1 |
| PARAM_VALUE | 0 | stream->is_enabled | 1 |
| PARAM_VALUE | 0 | stream->queue.irqqueue.next | 4096-ptr_max |
| PARAM_VALUE | 0 | stream->req_lock.rlock.dep_map->name | 0-255 |
| PARAM_VALUE | 1 | buf | 4096-ptr_max |
| BUF_SIZE | 2 | data | 12 |
| DATA_SOURCE | 0 | stream | $1 |
| DATA_SOURCE | 1 | buf | $2 |
| LOCK2 | &queue->irqlock | ||
| LOCK2 | flags | ||
| HALF_LOCKED2 | &pool->lock | ||
| TYPE_LOCK | (struct uvc_video_queue)->irqlock |
drivers/media/usb/uvc/uvc_video.c uvc_video_encode_bulk() -> uvc_video_encode_header()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | stream | 4096-ptr_max |
| PARAM_VALUE | 1 | buf | 4096-ptr_max |
| BUF_SIZE | 2 | data | s32min-(-2),1-s32max |
| BUF_SIZE | 2 | data | s32min-(-2),1-s32max |
| DATA_SOURCE | 1 | buf | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 2 | data | unit_byte |
| HALF_LOCKED2 | &pool->lock |