Documented in 1 files:
Defined in 1 files as a prototype:
Defined in 1 files as a function:
Referenced in 4 files:
- drivers/media/dvb-core/dvb_ringbuffer.c, line 375
- drivers/media/pci/ngene/ngene-dvb.c, line 266
- drivers/staging/media/av7110/av7110.c, line 537
- drivers/staging/media/av7110/av7110_av.c, line 280
Smatch caller information:
drivers/staging/media/av7110/av7110.c gpioirq() -> dvb_ringbuffer_read()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | rbuf | 4096-ptr_max |
| PARAM_VALUE | 0 | rbuf->data | 4096-ptr_max |
| PARAM_VALUE | 2 | len | 0-u16max |
| BUF_SIZE | 0 | rbuf | 200 |
| BUF_SIZE | 1 | buf | 8192 |
| CAPPED_DATA | 0 | rbuf->pread | 1 |
| BIT_INFO | 2 | len | 0x0,0xff |
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| LOCK2 | &av7110->debilock | ||
| HALF_LOCKED2 | bh | ||
| TYPE_LOCK | (struct av7110)->debilock |
drivers/media/pci/ngene/ngene-dvb.c tsout_exchange() -> dvb_ringbuffer_read()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | rbuf | 4096-ptr_max |
| BUF_SIZE | 1 | buf | 8192,98304,417792,2080768 |
| CAPPED_DATA | 2 | len | 1 |
| DATA_SOURCE | 1 | buf | $1 |
| NOCHECK_CALL | |||
| HALF_LOCKED2 | &chan->state_lock | ||
| HALF_LOCKED2 | &pool->lock | ||
| HALF_LOCKED2 | irq |
drivers/staging/media/av7110/av7110_av.c av7110_pes_play() -> dvb_ringbuffer_read()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | rbuf | 4096-ptr_max |
| PARAM_VALUE | 0 | rbuf->data | 4096-ptr_max |
| PARAM_VALUE | 2 | len | 0-2048 |
| BUF_SIZE | 1 | buf | 8192 |
| CAPPED_DATA | 2 | len | 1 |
| DATA_SOURCE | 0 | rbuf | $1 |
| DATA_SOURCE | 1 | buf | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| LOCK2 | &av7110->debilock | ||
| HALF_LOCKED2 | &av7110->aout.lock | ||
| HALF_LOCKED2 | &av7110->avout.lock | ||
| HALF_LOCKED2 | bh | ||
| TYPE_LOCK | (struct av7110)->debilock | ||
| TYPE_LOCK | (struct dvb_ringbuffer)->lock |