Defined in 1 files as a function:
Referenced in 1 files:
Smatch caller information:
drivers/dma/amd/ptdma/ptdma-dmaengine.c pt_handle_active_desc() -> pt_next_dma_desc()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | chan | 4096-ptr_max |
| DATA_SOURCE | 0 | chan | $0 |
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | flags | ||
| LOCK2 | 0 | &chan->vc.lock | |
| HALF_LOCKED2 | &ae4cmd_q->cmd_lock | ||
| TYPE_LOCK | (struct virt_dma_chan)->lock |
drivers/dma/amd/ptdma/ptdma-dmaengine.c pt_issue_pending() -> pt_next_dma_desc()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | chan | 4096-ptr_max |
| DATA_SOURCE | 0 | chan | r to_pt_chan |
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | flags | ||
| LOCK2 | 0 | &chan->vc.lock | |
| HALF_LOCKED2 | &ctlr->io_mutex | ||
| HALF_LOCKED2 | &host->io_mutex | ||
| HALF_LOCKED2 | rcu_read | ||
| TYPE_LOCK | (struct virt_dma_chan)->lock |
drivers/dma/amd/ptdma/ptdma-dmaengine.c pt_issue_pending() -> pt_next_dma_desc()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | chan | 4096-ptr_max |
| PARAM_VALUE | 0 | chan->vc.desc_submitted.next | 4096-ptr_max |
| PARAM_VALUE | 0 | chan->vc.desc_submitted.next->next | 4096-ptr_max |
| PARAM_VALUE | 0 | chan->vc.desc_submitted.next->prev | 4096-ptr_max |
| PARAM_VALUE | 0 | chan->vc.desc_submitted.prev | 4096-ptr_max |
| PARAM_VALUE | 0 | chan->vc.desc_submitted.prev->next | 4096-ptr_max |
| PARAM_VALUE | 0 | chan->vc.desc_submitted.prev->prev | 4096-ptr_max |
| DATA_SOURCE | 0 | chan | r to_pt_chan |
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | flags | ||
| LOCK2 | 0 | &chan->vc.lock | |
| HALF_LOCKED2 | &ctlr->io_mutex | ||
| HALF_LOCKED2 | &host->io_mutex | ||
| HALF_LOCKED2 | rcu_read | ||
| TYPE_LOCK | (struct virt_dma_chan)->lock |
drivers/dma/amd/ptdma/ptdma-dmaengine.c pt_resume() -> pt_next_dma_desc()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | chan | 4096-ptr_max |
| PARAM_VALUE | 0 | chan->pt | 4096-ptr_max |
| DATA_SOURCE | 0 | chan | r to_pt_chan |
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | flags | ||
| LOCK2 | 0 | &chan->vc.lock | |
| TYPE_LOCK | (struct virt_dma_chan)->lock |