Documented in 1 files:
Defined in 1 files as a prototype:
Defined in 1 files as a function:
Referenced in 1 files:
Smatch caller information:
sound/virtio/virtio_pcm_ops.c virtsnd_pcm_trans_copy() -> virtsnd_pcm_msg_send()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 2 | bytes | 1-u32max |
| BUF_SIZE | 0 | vss | s32min-(-2),1-s32max |
| BUF_SIZE | 0 | vss | s32min-(-2),1-s32max |
| CAPPED_DATA | 2 | bytes | 1 |
| CAPPED_DATA | 2 | bytes | 1 |
| DATA_SOURCE | 2 | bytes | $2 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 0 | vss | unit_byte |
| HALF_LOCKED2 | &queue->lock | ||
| HALF_LOCKED2 | &substream->runtime->buffer_mutex | ||
| HALF_LOCKED2 | &substream->self_group.lock | ||
| HALF_LOCKED2 | &substream->self_group.mutex | ||
| HALF_LOCKED2 | &vss->lock | ||
| HALF_LOCKED2 | irq |
sound/virtio/virtio_pcm_ops.c virtsnd_pcm_trigger() -> virtsnd_pcm_msg_send()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | vss | 4096-ptr_max |
| PARAM_VALUE | 0 | vss->direction | 1 |
| PARAM_VALUE | 1 | offset | 0 |
| BUF_SIZE | 0 | vss | s32min-(-2),1-s32max |
| BUF_SIZE | 0 | vss | s32min-(-2),1-s32max |
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | vss | unit_byte |
| LOCK2 | &queue->lock | ||
| LOCK2 | irq | ||
| LOCK2 | 0 | &vss->lock | |
| HALF_LOCKED2 | &substream->runtime->buffer_mutex | ||
| HALF_LOCKED2 | &substream->self_group.lock | ||
| HALF_LOCKED2 | &substream->self_group.mutex | ||
| HALF_LOCKED2 | _T->lock | ||
| TYPE_LOCK | (struct virtio_pcm_substream)->lock | ||
| TYPE_LOCK | (struct virtio_snd_queue)->lock |