Defined in 1 files as a function:
Referenced in 1 files:
Smatch caller information:
drivers/dma/stm32/stm32-mdma.c stm32_mdma_desc_residue() -> stm32_mdma_read()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dmadev | 4096-ptr_max |
| DATA_SOURCE | 0 | dmadev | r stm32_mdma_get_dev |
| PREEMPT_ADD | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &chan->vchan.lock | ||
| 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 | ||
| TYPE_LOCK | (struct virt_dma_chan)->lock |
drivers/dma/stm32/stm32-mdma.c stm32_mdma_desc_residue() -> stm32_mdma_read()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dmadev | 4096-ptr_max |
| DATA_SOURCE | 0 | dmadev | r stm32_mdma_get_dev |
| PREEMPT_ADD | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &chan->vchan.lock | ||
| 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 | ||
| TYPE_LOCK | (struct virt_dma_chan)->lock |
drivers/dma/stm32/stm32-mdma.c stm32_mdma_desc_residue() -> stm32_mdma_read()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dmadev | 4096-ptr_max |
| DATA_SOURCE | 0 | dmadev | r stm32_mdma_get_dev |
| PREEMPT_ADD | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &chan->vchan.lock | ||
| 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 | ||
| TYPE_LOCK | (struct virt_dma_chan)->lock |
drivers/dma/stm32/stm32-mdma.c stm32_mdma_disable_chan() -> stm32_mdma_read()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dmadev | 4096-ptr_max |
| DATA_SOURCE | 0 | dmadev | r stm32_mdma_get_dev |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &chan->vchan.lock |
drivers/dma/stm32/stm32-mdma.c stm32_mdma_dump_reg() -> stm32_mdma_read()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dmadev | 4096-ptr_max |
| DATA_SOURCE | 0 | dmadev | r stm32_mdma_get_dev |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &chan->vchan.lock | ||
| HALF_LOCKED2 | flags | ||
| TYPE_LOCK | (struct virt_dma_chan)->lock |
drivers/dma/stm32/stm32-mdma.c stm32_mdma_dump_reg() -> stm32_mdma_read()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dmadev | 4096-ptr_max |
| DATA_SOURCE | 0 | dmadev | r stm32_mdma_get_dev |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &chan->vchan.lock | ||
| HALF_LOCKED2 | flags | ||
| TYPE_LOCK | (struct virt_dma_chan)->lock |
drivers/dma/stm32/stm32-mdma.c stm32_mdma_dump_reg() -> stm32_mdma_read()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dmadev | 4096-ptr_max |
| DATA_SOURCE | 0 | dmadev | r stm32_mdma_get_dev |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &chan->vchan.lock | ||
| HALF_LOCKED2 | flags | ||
| TYPE_LOCK | (struct virt_dma_chan)->lock |
drivers/dma/stm32/stm32-mdma.c stm32_mdma_dump_reg() -> stm32_mdma_read()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dmadev | 4096-ptr_max |
| DATA_SOURCE | 0 | dmadev | r stm32_mdma_get_dev |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &chan->vchan.lock | ||
| HALF_LOCKED2 | flags | ||
| TYPE_LOCK | (struct virt_dma_chan)->lock |
drivers/dma/stm32/stm32-mdma.c stm32_mdma_dump_reg() -> stm32_mdma_read()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dmadev | 4096-ptr_max |
| DATA_SOURCE | 0 | dmadev | r stm32_mdma_get_dev |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &chan->vchan.lock | ||
| HALF_LOCKED2 | flags | ||
| TYPE_LOCK | (struct virt_dma_chan)->lock |
drivers/dma/stm32/stm32-mdma.c stm32_mdma_dump_reg() -> stm32_mdma_read()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dmadev | 4096-ptr_max |
| DATA_SOURCE | 0 | dmadev | r stm32_mdma_get_dev |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &chan->vchan.lock | ||
| HALF_LOCKED2 | flags | ||
| TYPE_LOCK | (struct virt_dma_chan)->lock |
drivers/dma/stm32/stm32-mdma.c stm32_mdma_dump_reg() -> stm32_mdma_read()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dmadev | 4096-ptr_max |
| DATA_SOURCE | 0 | dmadev | r stm32_mdma_get_dev |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &chan->vchan.lock | ||
| HALF_LOCKED2 | flags | ||
| TYPE_LOCK | (struct virt_dma_chan)->lock |
drivers/dma/stm32/stm32-mdma.c stm32_mdma_dump_reg() -> stm32_mdma_read()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dmadev | 4096-ptr_max |
| DATA_SOURCE | 0 | dmadev | r stm32_mdma_get_dev |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &chan->vchan.lock | ||
| HALF_LOCKED2 | flags | ||
| TYPE_LOCK | (struct virt_dma_chan)->lock |
drivers/dma/stm32/stm32-mdma.c stm32_mdma_dump_reg() -> stm32_mdma_read()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dmadev | 4096-ptr_max |
| DATA_SOURCE | 0 | dmadev | r stm32_mdma_get_dev |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &chan->vchan.lock | ||
| HALF_LOCKED2 | flags | ||
| TYPE_LOCK | (struct virt_dma_chan)->lock |
drivers/dma/stm32/stm32-mdma.c stm32_mdma_dump_reg() -> stm32_mdma_read()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dmadev | 4096-ptr_max |
| DATA_SOURCE | 0 | dmadev | r stm32_mdma_get_dev |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &chan->vchan.lock | ||
| HALF_LOCKED2 | flags | ||
| TYPE_LOCK | (struct virt_dma_chan)->lock |
drivers/dma/stm32/stm32-mdma.c stm32_mdma_irq_handler() -> stm32_mdma_read()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dmadev | 4096-ptr_max |
| DATA_SOURCE | 0 | dmadev | $1 |
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &chan->vchan.lock | ||
| HALF_LOCKED2 | &desc->request_mutex | ||
| HALF_LOCKED2 | flags | ||
| TYPE_LOCK | (struct virt_dma_chan)->lock |
drivers/dma/stm32/stm32-mdma.c stm32_mdma_irq_handler() -> stm32_mdma_read()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dmadev | 4096-ptr_max |
| DATA_SOURCE | 0 | dmadev | $1 |
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &chan->vchan.lock | ||
| HALF_LOCKED2 | &desc->request_mutex | ||
| HALF_LOCKED2 | flags | ||
| TYPE_LOCK | (struct virt_dma_chan)->lock |
drivers/dma/stm32/stm32-mdma.c stm32_mdma_pm_suspend() -> stm32_mdma_read()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dmadev | 4096-ptr_max |
| BUF_SIZE | 0 | dmadev | s32min-(-2),1-s32max |
| BUF_SIZE | 0 | dmadev | s32min-(-2),1-s32max |
| CAPPED_DATA | 1 | reg | 1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | dmadev | unit_byte |
drivers/dma/stm32/stm32-mdma.c stm32_mdma_prep_dma_memcpy() -> stm32_mdma_read()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dmadev | 4096-ptr_max |
| DATA_SOURCE | 0 | dmadev | r stm32_mdma_get_dev |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &dmm->wa_lock | ||
| HALF_LOCKED2 | &mem->spi->controller->bus_lock_mutex | ||
| HALF_LOCKED2 | &mem->spi->controller->io_mutex | ||
| HALF_LOCKED2 | &pool->lock | ||
| HALF_LOCKED2 | &qspi->list_lock | ||
| HALF_LOCKED2 | flags |
drivers/dma/stm32/stm32-mdma.c stm32_mdma_prep_dma_memcpy() -> stm32_mdma_read()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dmadev | 4096-ptr_max |
| DATA_SOURCE | 0 | dmadev | r stm32_mdma_get_dev |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &dmm->wa_lock | ||
| HALF_LOCKED2 | &mem->spi->controller->bus_lock_mutex | ||
| HALF_LOCKED2 | &mem->spi->controller->io_mutex | ||
| HALF_LOCKED2 | &pool->lock | ||
| HALF_LOCKED2 | &qspi->list_lock | ||
| HALF_LOCKED2 | flags |
drivers/dma/stm32/stm32-mdma.c stm32_mdma_prep_dma_memcpy() -> stm32_mdma_read()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dmadev | 4096-ptr_max |
| DATA_SOURCE | 0 | dmadev | r stm32_mdma_get_dev |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &dmm->wa_lock | ||
| HALF_LOCKED2 | &mem->spi->controller->bus_lock_mutex | ||
| HALF_LOCKED2 | &mem->spi->controller->io_mutex | ||
| HALF_LOCKED2 | &pool->lock | ||
| HALF_LOCKED2 | &qspi->list_lock | ||
| HALF_LOCKED2 | flags |
drivers/dma/stm32/stm32-mdma.c stm32_mdma_prep_dma_memcpy() -> stm32_mdma_read()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dmadev | 4096-ptr_max |
| DATA_SOURCE | 0 | dmadev | r stm32_mdma_get_dev |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &dmm->wa_lock | ||
| HALF_LOCKED2 | &mem->spi->controller->bus_lock_mutex | ||
| HALF_LOCKED2 | &mem->spi->controller->io_mutex | ||
| HALF_LOCKED2 | &pool->lock | ||
| HALF_LOCKED2 | &qspi->list_lock | ||
| HALF_LOCKED2 | flags |
drivers/dma/stm32/stm32-mdma.c stm32_mdma_probe() -> stm32_mdma_read()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dmadev | 4096-ptr_max |
| PARAM_VALUE | 0 | dmadev->base | 4096-ptr_max |
| BUF_SIZE | 0 | dmadev | 17656-8589952244 |
| BUF_SIZE | 0 | dmadev | 17656-8589952244 |
| BUF_SIZE | 0 | dmadev->ahb_addr_masks | 0-8589934588 |
| BUF_SIZE | 0 | dmadev->clk | (-1),1-s32max |
| CAPPED_DATA | 1 | reg | 1 |
| DATA_SOURCE | 0 | dmadev | r devm_kzalloc |
| MEM_ZERO | 0 | dmadev | |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NO_OVERFLOW_SIMPLE | 0 | dmadev->nr_ahb_addr_masks |
drivers/dma/stm32/stm32-mdma.c stm32_mdma_resume() -> stm32_mdma_read()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dmadev | 4096-ptr_max |
| DATA_SOURCE | 0 | dmadev | r stm32_mdma_get_dev |
| RX_PATH | |||
| TASK_NOT_RUNNING |
drivers/dma/stm32/stm32-mdma.c stm32_mdma_resume() -> stm32_mdma_read()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dmadev | 4096-ptr_max |
| DATA_SOURCE | 0 | dmadev | r stm32_mdma_get_dev |
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &chan->vchan.lock | ||
| LOCK2 | flags | ||
| TYPE_LOCK | (struct virt_dma_chan)->lock |
drivers/dma/stm32/stm32-mdma.c stm32_mdma_set_xfer_param() -> stm32_mdma_read()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dmadev | 4096-ptr_max |
| DATA_SOURCE | 0 | dmadev | r stm32_mdma_get_dev |
| RX_PATH | |||
| TASK_NOT_RUNNING |
drivers/dma/stm32/stm32-mdma.c stm32_mdma_set_xfer_param() -> stm32_mdma_read()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dmadev | 4096-ptr_max |
| DATA_SOURCE | 0 | dmadev | r stm32_mdma_get_dev |
| RX_PATH | |||
| TASK_NOT_RUNNING |
drivers/dma/stm32/stm32-mdma.c stm32_mdma_set_xfer_param() -> stm32_mdma_read()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dmadev | 4096-ptr_max |
| DATA_SOURCE | 0 | dmadev | r stm32_mdma_get_dev |
| RX_PATH | |||
| TASK_NOT_RUNNING |
drivers/dma/stm32/stm32-mdma.c stm32_mdma_start_transfer() -> stm32_mdma_read()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dmadev | 4096-ptr_max |
| DATA_SOURCE | 0 | dmadev | r stm32_mdma_get_dev |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &chan->vchan.lock | ||
| HALF_LOCKED2 | flags | ||
| TYPE_LOCK | (struct virt_dma_chan)->lock |
drivers/dma/stm32/stm32-mdma.c stm32_mdma_stop() -> stm32_mdma_read()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dmadev | 4096-ptr_max |
| DATA_SOURCE | 0 | dmadev | r stm32_mdma_get_dev |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &chan->vchan.lock | ||
| HALF_LOCKED2 | flags | ||
| TYPE_LOCK | (struct virt_dma_chan)->lock |