Defined in 1 files as a function:
Referenced in 1 files:
Smatch caller information:
kernel/dma/mapping.c __dma_map_sg_attrs() -> dma_map_direct()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dev | 4096-ptr_max |
| PARAM_VALUE | 0 | dev->dma_mask | 1-u64max |
| BUF_SIZE | 0 | dev | (-1),1616 |
| BUF_SIZE | 0 | dev | (-1),1616 |
| DATA_SOURCE | 0 | dev | $0 |
| PARAM_COMPARE | 0 | dev->dma_ops | <= $1 |
| PARAM_COMPARE | 1 | ops | >= $0->dma_ops |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 0 | dev->cma_area->available_count | |
| UNITS | 0 | dev | unit_byte |
kernel/dma/mapping.c __dma_need_sync() -> dma_map_direct()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dev | 4096-ptr_max |
| DATA_SOURCE | 0 | dev | $0 |
| PARAM_COMPARE | 0 | dev->dma_ops | <= $1 |
| PARAM_COMPARE | 1 | ops | >= $0->dma_ops |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 0 | dev->cma_area->available_count | |
| UNITS | 0 | dev | unit_byte |
kernel/dma/mapping.c __dma_sync_sg_for_cpu() -> dma_map_direct()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dev | 4096-ptr_max |
| PARAM_VALUE | 0 | dev->flags | 4096-ptr_max |
| BUF_SIZE | 0 | dev | (-1),1616 |
| BUF_SIZE | 0 | dev | (-1),1616 |
| DATA_SOURCE | 0 | dev | $0 |
| PARAM_COMPARE | 0 | dev->dma_ops | <= $1 |
| PARAM_COMPARE | 1 | ops | >= $0->dma_ops |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | dev | unit_byte |
| HALF_LOCKED2 | &buffer->lock | ||
| HALF_LOCKED2 | &ccdc->ioctl_lock | ||
| HALF_LOCKED2 | &ctlr->io_mutex | ||
| HALF_LOCKED2 | &host->lock | ||
| HALF_LOCKED2 | &sport->port.lock | ||
| HALF_LOCKED2 | &stat->ioctl_lock | ||
| HALF_LOCKED2 | flags | ||
| HALF_LOCKED2 | obj->resv |
kernel/dma/mapping.c __dma_sync_sg_for_device() -> dma_map_direct()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dev | 4096-ptr_max |
| PARAM_VALUE | 0 | dev->flags | 4096-ptr_max |
| BUF_SIZE | 0 | dev | (-1),1616 |
| BUF_SIZE | 0 | dev | (-1),1616 |
| DATA_SOURCE | 0 | dev | $0 |
| PARAM_COMPARE | 0 | dev->dma_ops | <= $1 |
| PARAM_COMPARE | 1 | ops | >= $0->dma_ops |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | dev | unit_byte |
| HALF_LOCKED2 | &bo->lock | ||
| HALF_LOCKED2 | &buffer->lock | ||
| HALF_LOCKED2 | &ccdc->ioctl_lock | ||
| HALF_LOCKED2 | &ctlr->io_mutex | ||
| HALF_LOCKED2 | &dbc->ch_lock | ||
| HALF_LOCKED2 | &dbc->req_lock | ||
| HALF_LOCKED2 | &host->lock | ||
| HALF_LOCKED2 | &priv->port.lock | ||
| HALF_LOCKED2 | &qdev->dev_lock | ||
| HALF_LOCKED2 | &sport->port.lock | ||
| HALF_LOCKED2 | &stat->ioctl_lock | ||
| HALF_LOCKED2 | &usr->qddev_lock | ||
| HALF_LOCKED2 | flags | ||
| HALF_LOCKED2 | obj->resv |
kernel/dma/mapping.c __dma_sync_single_for_cpu() -> dma_map_direct()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dev | 4096-ptr_max |
| DATA_SOURCE | 0 | dev | $0 |
| PARAM_COMPARE | 0 | dev->dma_ops | <= $1 |
| PARAM_COMPARE | 1 | ops | >= $0->dma_ops |
kernel/dma/mapping.c __dma_sync_single_for_device() -> dma_map_direct()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dev | 4096-ptr_max |
| DATA_SOURCE | 0 | dev | $0 |
| PARAM_COMPARE | 0 | dev->dma_ops | <= $1 |
| PARAM_COMPARE | 1 | ops | >= $0->dma_ops |
kernel/dma/mapping.c dma_map_phys() -> dma_map_direct()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dev | 4096-ptr_max |
| PARAM_VALUE | 0 | dev->dma_mask | 1-u64max |
| BUF_SIZE | 0 | dev | (-1),1616 |
| BUF_SIZE | 0 | dev | (-1),1616 |
| DATA_SOURCE | 0 | dev | $0 |
| PARAM_COMPARE | 0 | dev->dma_ops | <= $1 |
| PARAM_COMPARE | 1 | ops | >= $0->dma_ops |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | dev | unit_byte |
kernel/dma/mapping.c dma_max_mapping_size() -> dma_map_direct()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dev | 4096-ptr_max |
| PARAM_VALUE | 0 | dev->dma_mask | 1-u64max |
| BUF_SIZE | 0 | dev | (-1),1616 |
| BUF_SIZE | 0 | dev | (-1),1616 |
| DATA_SOURCE | 0 | dev | $0 |
| PARAM_COMPARE | 0 | dev->dma_ops | <= $1 |
| PARAM_COMPARE | 1 | ops | >= $0->dma_ops |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | dev | unit_byte |
| HALF_LOCKED2 | &sdev->request_queue->limits_lock | ||
| HALF_LOCKED2 | &shost->scan_mutex | ||
| HALF_LOCKED2 | global &attribute_container_mutex |
kernel/dma/mapping.c dma_need_unmap() -> dma_map_direct()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dev | 4096-ptr_max |
| DATA_SOURCE | 0 | dev | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | dev | unit_byte |
| HALF_LOCKED2 | &umem_odp->umem_mutex |
kernel/dma/mapping.c dma_setup_need_sync() -> dma_map_direct()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dev | 4096-ptr_max |
| PARAM_VALUE | 0 | dev->dma_mask | 4096-ptr_max |
| PARAM_VALUE | 0 | dev->flags | 4096-ptr_max |
| DATA_SOURCE | 0 | dev | $0 |
| PARAM_COMPARE | 0 | dev->dma_ops | <= $1 |
| PARAM_COMPARE | 1 | ops | >= $0->dma_ops |
kernel/dma/mapping.c dma_unmap_phys() -> dma_map_direct()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dev | 4096-ptr_max |
| BUF_SIZE | 0 | dev | (-1),1616 |
| BUF_SIZE | 0 | dev | (-1),1616 |
| DATA_SOURCE | 0 | dev | $0 |
| PARAM_COMPARE | 0 | dev->dma_ops | <= $1 |
| PARAM_COMPARE | 1 | ops | >= $0->dma_ops |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | dev | unit_byte |
| HALF_LOCKED2 | &umem_odp->umem_mutex |
kernel/dma/mapping.c dma_unmap_sg_attrs() -> dma_map_direct()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dev | 4096-ptr_max |
| DATA_SOURCE | 0 | dev | $0 |
| PARAM_COMPARE | 0 | dev->dma_ops | <= $1 |
| PARAM_COMPARE | 1 | ops | >= $0->dma_ops |