Defined in 2 files as a function:
- drivers/dma/lgm/lgm-dma.c, line 290 (as a function)
- drivers/dma/loongson/loongson2-apb-dma.c, line 154 (as a function)
Referenced in 2 files:
Smatch caller information:
drivers/dma/loongson/loongson2-apb-dma.c ls2x_dma_alloc_chan_resources() -> to_ldma_chan()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | chan | 4096-ptr_max |
| DATA_SOURCE | 0 | chan | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | global &dma_list_mutex |
drivers/dma/loongson/loongson2-apb-dma.c ls2x_dma_desc_free() -> to_ldma_chan()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING |
drivers/dma/loongson/loongson2-apb-dma.c ls2x_dma_free_chan_resources() -> to_ldma_chan()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | chan | 4096-ptr_max |
| DATA_SOURCE | 0 | chan | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | global &dma_list_mutex |
drivers/dma/loongson/loongson2-apb-dma.c ls2x_dma_issue_pending() -> to_ldma_chan()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | chan | 4096-ptr_max |
| DATA_SOURCE | 0 | chan | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &ctlr->io_mutex | ||
| HALF_LOCKED2 | &host->io_mutex | ||
| HALF_LOCKED2 | rcu_read |
drivers/dma/loongson/loongson2-apb-dma.c ls2x_dma_pause() -> to_ldma_chan()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | chan | 4096-ptr_max |
| DATA_SOURCE | 0 | chan | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &host->io_mutex | ||
| HALF_LOCKED2 | &port->lock | ||
| HALF_LOCKED2 | &priv->rx_dma_lock | ||
| HALF_LOCKED2 | flags |
drivers/dma/loongson/loongson2-apb-dma.c ls2x_dma_prep_dma_cyclic() -> to_ldma_chan()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | chan | 4096-ptr_max |
| DATA_SOURCE | 0 | chan | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &sdr->v4l2_mutex | ||
| HALF_LOCKED2 | &sport->port.lock | ||
| HALF_LOCKED2 | _T->lock | ||
| HALF_LOCKED2 | flags |
drivers/dma/loongson/loongson2-apb-dma.c ls2x_dma_prep_slave_sg() -> to_ldma_chan()
| Type | Parameter | Key | Value |
|---|---|---|---|
| DATA_SOURCE | 0 | chan | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &controller->io_mutex | ||
| HALF_LOCKED2 | &ctlr->io_mutex | ||
| HALF_LOCKED2 | &ctrl->io_mutex | ||
| HALF_LOCKED2 | &dma->lock | ||
| HALF_LOCKED2 | &epf_mhi->lock | ||
| HALF_LOCKED2 | &host->io_mutex | ||
| HALF_LOCKED2 | &host->lock | ||
| HALF_LOCKED2 | &host->mutex | ||
| HALF_LOCKED2 | &host->thread_lock | ||
| HALF_LOCKED2 | &mem->spi->controller->bus_lock_mutex | ||
| HALF_LOCKED2 | &mem->spi->controller->io_mutex | ||
| HALF_LOCKED2 | &of->mutex | ||
| HALF_LOCKED2 | &ospi->lock | ||
| HALF_LOCKED2 | &pool->lock | ||
| HALF_LOCKED2 | &port->lock | ||
| HALF_LOCKED2 | &priv->lock | ||
| HALF_LOCKED2 | &priv->port.lock | ||
| HALF_LOCKED2 | &priv->rx_dma_lock | ||
| HALF_LOCKED2 | &qspi->lock | ||
| HALF_LOCKED2 | &sctlr->io_mutex | ||
| HALF_LOCKED2 | &sdd->lock | ||
| HALF_LOCKED2 | &spi->io_mutex | ||
| HALF_LOCKED2 | &spi->lock | ||
| HALF_LOCKED2 | &spi->mutex_lock | ||
| HALF_LOCKED2 | _T->lock | ||
| HALF_LOCKED2 | ap->lock | ||
| HALF_LOCKED2 | flags | ||
| HALF_LOCKED2 | irq | ||
| HALF_LOCKED2 | 0 | &chan->lock |
drivers/dma/loongson/loongson2-apb-dma.c ls2x_dma_resume() -> to_ldma_chan()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | chan | 4096-ptr_max |
| DATA_SOURCE | 0 | chan | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING |
drivers/dma/loongson/loongson2-apb-dma.c ls2x_dma_slave_config() -> to_ldma_chan()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | chan | 4096-ptr_max |
| BUF_SIZE | 0 | chan->slave | (-1),1616 |
| DATA_SOURCE | 0 | chan | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &controller->io_mutex | ||
| HALF_LOCKED2 | &ctlr->io_mutex | ||
| HALF_LOCKED2 | &ctrl->io_mutex | ||
| HALF_LOCKED2 | &dma->lock | ||
| HALF_LOCKED2 | &epf_mhi->lock | ||
| HALF_LOCKED2 | &host->io_mutex | ||
| HALF_LOCKED2 | &host->lock | ||
| HALF_LOCKED2 | &mem->spi->controller->bus_lock_mutex | ||
| HALF_LOCKED2 | &mem->spi->controller->io_mutex | ||
| HALF_LOCKED2 | &of->mutex | ||
| HALF_LOCKED2 | &pool->lock | ||
| HALF_LOCKED2 | &priv->lock | ||
| HALF_LOCKED2 | &priv->port.lock | ||
| HALF_LOCKED2 | &sctlr->io_mutex | ||
| HALF_LOCKED2 | &sdd->lock | ||
| HALF_LOCKED2 | &sdr->v4l2_mutex | ||
| HALF_LOCKED2 | &spi->io_mutex | ||
| HALF_LOCKED2 | &spi->lock | ||
| HALF_LOCKED2 | &spi->mutex_lock | ||
| HALF_LOCKED2 | _T->lock | ||
| HALF_LOCKED2 | ap->lock | ||
| HALF_LOCKED2 | flags | ||
| HALF_LOCKED2 | irq | ||
| HALF_LOCKED2 | 0 | &chan->lock |
drivers/dma/loongson/loongson2-apb-dma.c ls2x_dma_synchronize() -> to_ldma_chan()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | chan | 4096-ptr_max |
| DATA_SOURCE | 0 | chan | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &controller->io_mutex | ||
| HALF_LOCKED2 | &ctlr->io_mutex | ||
| HALF_LOCKED2 | &ctrl->io_mutex | ||
| HALF_LOCKED2 | &host->io_mutex | ||
| HALF_LOCKED2 | &host->thread_lock | ||
| HALF_LOCKED2 | &mem->spi->controller->bus_lock_mutex | ||
| HALF_LOCKED2 | &mem->spi->controller->io_mutex | ||
| HALF_LOCKED2 | &pool->lock | ||
| HALF_LOCKED2 | &priv->lock | ||
| HALF_LOCKED2 | &qspi->list_lock | ||
| HALF_LOCKED2 | &sdr->v4l2_mutex | ||
| HALF_LOCKED2 | &spi->io_mutex | ||
| HALF_LOCKED2 | &spi->lock | ||
| HALF_LOCKED2 | _T->lock | ||
| HALF_LOCKED2 | flags | ||
| HALF_LOCKED2 | global &dma_list_mutex |
drivers/dma/loongson/loongson2-apb-dma.c ls2x_dma_terminate_all() -> to_ldma_chan()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | chan | 4096-ptr_max |
| DATA_SOURCE | 0 | chan | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &controller->io_mutex | ||
| HALF_LOCKED2 | &ctlr->io_mutex | ||
| HALF_LOCKED2 | &dma->lock | ||
| HALF_LOCKED2 | &dmm->wa_lock | ||
| HALF_LOCKED2 | &epf_mhi->lock | ||
| HALF_LOCKED2 | &host->io_mutex | ||
| HALF_LOCKED2 | &host->lock | ||
| HALF_LOCKED2 | &host->thread_lock | ||
| HALF_LOCKED2 | &mem->spi->controller->bus_lock_mutex | ||
| HALF_LOCKED2 | &mem->spi->controller->io_mutex | ||
| HALF_LOCKED2 | &of->mutex | ||
| HALF_LOCKED2 | &ospi->lock | ||
| HALF_LOCKED2 | &pool->lock | ||
| HALF_LOCKED2 | &priv->lock | ||
| HALF_LOCKED2 | &qspi->list_lock | ||
| HALF_LOCKED2 | &qspi->lock | ||
| HALF_LOCKED2 | &sdr->v4l2_mutex | ||
| HALF_LOCKED2 | &sp->mutex | ||
| HALF_LOCKED2 | &spi->io_mutex | ||
| HALF_LOCKED2 | &spi->mutex_lock | ||
| HALF_LOCKED2 | &state->uart_port->lock | ||
| HALF_LOCKED2 | _T->lock | ||
| HALF_LOCKED2 | flags |
drivers/dma/lgm/lgm-dma.c ldma_alloc_chan_resources() -> to_ldma_chan()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | chan | 4096-ptr_max |
| DATA_SOURCE | 0 | chan | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | global &dma_list_mutex |
drivers/dma/lgm/lgm-dma.c ldma_chan_desc_cfg() -> to_ldma_chan()
| Type | Parameter | Key | Value |
|---|---|---|---|
| DATA_SOURCE | 0 | chan | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &controller->io_mutex | ||
| HALF_LOCKED2 | &ctlr->io_mutex | ||
| HALF_LOCKED2 | &ctrl->io_mutex | ||
| HALF_LOCKED2 | &dma->lock | ||
| HALF_LOCKED2 | &epf_mhi->lock | ||
| HALF_LOCKED2 | &host->io_mutex | ||
| HALF_LOCKED2 | &host->lock | ||
| HALF_LOCKED2 | &host->mutex | ||
| HALF_LOCKED2 | &host->thread_lock | ||
| HALF_LOCKED2 | &mem->spi->controller->bus_lock_mutex | ||
| HALF_LOCKED2 | &mem->spi->controller->io_mutex | ||
| HALF_LOCKED2 | &of->mutex | ||
| HALF_LOCKED2 | &ospi->lock | ||
| HALF_LOCKED2 | &pool->lock | ||
| HALF_LOCKED2 | &port->lock | ||
| HALF_LOCKED2 | &priv->lock | ||
| HALF_LOCKED2 | &priv->port.lock | ||
| HALF_LOCKED2 | &priv->rx_dma_lock | ||
| HALF_LOCKED2 | &qspi->lock | ||
| HALF_LOCKED2 | &sctlr->io_mutex | ||
| HALF_LOCKED2 | &sdd->lock | ||
| HALF_LOCKED2 | &spi->io_mutex | ||
| HALF_LOCKED2 | &spi->lock | ||
| HALF_LOCKED2 | &spi->mutex_lock | ||
| HALF_LOCKED2 | _T->lock | ||
| HALF_LOCKED2 | ap->lock | ||
| HALF_LOCKED2 | flags | ||
| HALF_LOCKED2 | irq | ||
| HALF_LOCKED2 | 0 | &chan->lock |
drivers/dma/lgm/lgm-dma.c ldma_free_chan_resources() -> to_ldma_chan()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | chan | 4096-ptr_max |
| DATA_SOURCE | 0 | chan | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | global &dma_list_mutex |
drivers/dma/lgm/lgm-dma.c ldma_issue_pending() -> to_ldma_chan()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | chan | 4096-ptr_max |
| DATA_SOURCE | 0 | chan | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &ctlr->io_mutex | ||
| HALF_LOCKED2 | &host->io_mutex | ||
| HALF_LOCKED2 | rcu_read |
drivers/dma/lgm/lgm-dma.c ldma_pause_chan() -> to_ldma_chan()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | chan | 4096-ptr_max |
| DATA_SOURCE | 0 | chan | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &host->io_mutex | ||
| HALF_LOCKED2 | &port->lock | ||
| HALF_LOCKED2 | &priv->rx_dma_lock | ||
| HALF_LOCKED2 | flags |
drivers/dma/lgm/lgm-dma.c ldma_prep_slave_sg() -> to_ldma_chan()
| Type | Parameter | Key | Value |
|---|---|---|---|
| DATA_SOURCE | 0 | chan | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &controller->io_mutex | ||
| HALF_LOCKED2 | &ctlr->io_mutex | ||
| HALF_LOCKED2 | &ctrl->io_mutex | ||
| HALF_LOCKED2 | &dma->lock | ||
| HALF_LOCKED2 | &epf_mhi->lock | ||
| HALF_LOCKED2 | &host->io_mutex | ||
| HALF_LOCKED2 | &host->lock | ||
| HALF_LOCKED2 | &host->mutex | ||
| HALF_LOCKED2 | &host->thread_lock | ||
| HALF_LOCKED2 | &mem->spi->controller->bus_lock_mutex | ||
| HALF_LOCKED2 | &mem->spi->controller->io_mutex | ||
| HALF_LOCKED2 | &of->mutex | ||
| HALF_LOCKED2 | &ospi->lock | ||
| HALF_LOCKED2 | &pool->lock | ||
| HALF_LOCKED2 | &port->lock | ||
| HALF_LOCKED2 | &priv->lock | ||
| HALF_LOCKED2 | &priv->port.lock | ||
| HALF_LOCKED2 | &priv->rx_dma_lock | ||
| HALF_LOCKED2 | &qspi->lock | ||
| HALF_LOCKED2 | &sctlr->io_mutex | ||
| HALF_LOCKED2 | &sdd->lock | ||
| HALF_LOCKED2 | &spi->io_mutex | ||
| HALF_LOCKED2 | &spi->lock | ||
| HALF_LOCKED2 | &spi->mutex_lock | ||
| HALF_LOCKED2 | _T->lock | ||
| HALF_LOCKED2 | ap->lock | ||
| HALF_LOCKED2 | flags | ||
| HALF_LOCKED2 | irq | ||
| HALF_LOCKED2 | 0 | &chan->lock |
drivers/dma/lgm/lgm-dma.c ldma_resume_chan() -> to_ldma_chan()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | chan | 4096-ptr_max |
| DATA_SOURCE | 0 | chan | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING |
drivers/dma/lgm/lgm-dma.c ldma_slave_config() -> to_ldma_chan()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | chan | 4096-ptr_max |
| BUF_SIZE | 0 | chan->slave | (-1),1616 |
| DATA_SOURCE | 0 | chan | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &controller->io_mutex | ||
| HALF_LOCKED2 | &ctlr->io_mutex | ||
| HALF_LOCKED2 | &ctrl->io_mutex | ||
| HALF_LOCKED2 | &dma->lock | ||
| HALF_LOCKED2 | &epf_mhi->lock | ||
| HALF_LOCKED2 | &host->io_mutex | ||
| HALF_LOCKED2 | &host->lock | ||
| HALF_LOCKED2 | &mem->spi->controller->bus_lock_mutex | ||
| HALF_LOCKED2 | &mem->spi->controller->io_mutex | ||
| HALF_LOCKED2 | &of->mutex | ||
| HALF_LOCKED2 | &pool->lock | ||
| HALF_LOCKED2 | &priv->lock | ||
| HALF_LOCKED2 | &priv->port.lock | ||
| HALF_LOCKED2 | &sctlr->io_mutex | ||
| HALF_LOCKED2 | &sdd->lock | ||
| HALF_LOCKED2 | &sdr->v4l2_mutex | ||
| HALF_LOCKED2 | &spi->io_mutex | ||
| HALF_LOCKED2 | &spi->lock | ||
| HALF_LOCKED2 | &spi->mutex_lock | ||
| HALF_LOCKED2 | _T->lock | ||
| HALF_LOCKED2 | ap->lock | ||
| HALF_LOCKED2 | flags | ||
| HALF_LOCKED2 | irq | ||
| HALF_LOCKED2 | 0 | &chan->lock |
drivers/dma/lgm/lgm-dma.c ldma_synchronize() -> to_ldma_chan()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | chan | 4096-ptr_max |
| DATA_SOURCE | 0 | chan | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &controller->io_mutex | ||
| HALF_LOCKED2 | &ctlr->io_mutex | ||
| HALF_LOCKED2 | &ctrl->io_mutex | ||
| HALF_LOCKED2 | &host->io_mutex | ||
| HALF_LOCKED2 | &host->thread_lock | ||
| HALF_LOCKED2 | &mem->spi->controller->bus_lock_mutex | ||
| HALF_LOCKED2 | &mem->spi->controller->io_mutex | ||
| HALF_LOCKED2 | &pool->lock | ||
| HALF_LOCKED2 | &priv->lock | ||
| HALF_LOCKED2 | &qspi->list_lock | ||
| HALF_LOCKED2 | &sdr->v4l2_mutex | ||
| HALF_LOCKED2 | &spi->io_mutex | ||
| HALF_LOCKED2 | &spi->lock | ||
| HALF_LOCKED2 | _T->lock | ||
| HALF_LOCKED2 | flags | ||
| HALF_LOCKED2 | global &dma_list_mutex |
drivers/dma/lgm/lgm-dma.c ldma_terminate_all() -> to_ldma_chan()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | chan | 4096-ptr_max |
| DATA_SOURCE | 0 | chan | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &controller->io_mutex | ||
| HALF_LOCKED2 | &ctlr->io_mutex | ||
| HALF_LOCKED2 | &dma->lock | ||
| HALF_LOCKED2 | &dmm->wa_lock | ||
| HALF_LOCKED2 | &epf_mhi->lock | ||
| HALF_LOCKED2 | &host->io_mutex | ||
| HALF_LOCKED2 | &host->lock | ||
| HALF_LOCKED2 | &host->thread_lock | ||
| HALF_LOCKED2 | &mem->spi->controller->bus_lock_mutex | ||
| HALF_LOCKED2 | &mem->spi->controller->io_mutex | ||
| HALF_LOCKED2 | &of->mutex | ||
| HALF_LOCKED2 | &ospi->lock | ||
| HALF_LOCKED2 | &pool->lock | ||
| HALF_LOCKED2 | &priv->lock | ||
| HALF_LOCKED2 | &qspi->list_lock | ||
| HALF_LOCKED2 | &qspi->lock | ||
| HALF_LOCKED2 | &sdr->v4l2_mutex | ||
| HALF_LOCKED2 | &sp->mutex | ||
| HALF_LOCKED2 | &spi->io_mutex | ||
| HALF_LOCKED2 | &spi->mutex_lock | ||
| HALF_LOCKED2 | &state->uart_port->lock | ||
| HALF_LOCKED2 | _T->lock | ||
| HALF_LOCKED2 | flags |
drivers/dma/lgm/lgm-dma.c ldma_tx_status() -> to_ldma_chan()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | chan | 4096-ptr_max |
| DATA_SOURCE | 0 | chan | $0 |
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &dcmi->irqlock | ||
| HALF_LOCKED2 | &host->io_mutex | ||
| HALF_LOCKED2 | &host->lock | ||
| HALF_LOCKED2 | &info->lock | ||
| HALF_LOCKED2 | &pcdev->lock | ||
| HALF_LOCKED2 | &port->lock | ||
| HALF_LOCKED2 | &up->port.lock | ||
| HALF_LOCKED2 | flags | ||
| HALF_LOCKED2 | irq |