Defined in 1 files as a function:
Referenced in 1 files:
Smatch caller information:
drivers/dma/stm32/stm32-mdma.c stm32_mdma_alloc_chan_resources() -> stm32_mdma_disable_chan()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | chan | 4096-ptr_max |
| PARAM_VALUE | 0 | chan->desc_pool | 4096-ptr_max |
| DATA_SOURCE | 0 | chan | r to_stm32_mdma_chan |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | global &dma_list_mutex |
drivers/dma/stm32/stm32-mdma.c stm32_mdma_pause() -> stm32_mdma_disable_chan()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | chan | 4096-ptr_max |
| DATA_SOURCE | 0 | chan | r to_stm32_mdma_chan |
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | flags | ||
| LOCK2 | 0 | &chan->vchan.lock | |
| HALF_LOCKED2 | &host->io_mutex | ||
| HALF_LOCKED2 | &port->lock | ||
| HALF_LOCKED2 | &priv->rx_dma_lock | ||
| HALF_LOCKED2 | flags | ||
| TYPE_LOCK | (struct virt_dma_chan)->lock |
drivers/dma/stm32/stm32-mdma.c stm32_mdma_stop() -> stm32_mdma_disable_chan()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | chan | 4096-ptr_max |
| PARAM_VALUE | 0 | chan->busy | 1 |
| DATA_SOURCE | 0 | chan | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | 0 | &chan->vchan.lock | |
| HALF_LOCKED2 | flags | ||
| TYPE_LOCK | (struct virt_dma_chan)->lock |