Defined in 1 files as a function:
Referenced in 1 files:
Smatch caller information:
drivers/dma/st_fdma.c st_fdma_prep_dma_cyclic() -> st_fdma_alloc_desc()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | fchan | 4096-ptr_max |
| PARAM_VALUE | 0 | fchan->cfg.dev_addr | 0-u32max |
| PARAM_VALUE | 0 | fchan->cfg.dir | 1-2 |
| PARAM_VALUE | 0 | fchan->cfg.req_ctrl | 0-s64max |
| DATA_SOURCE | 0 | fchan | r st_fdma_prep_common |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &sdr->v4l2_mutex | ||
| HALF_LOCKED2 | &sport->port.lock | ||
| HALF_LOCKED2 | _T->lock | ||
| HALF_LOCKED2 | flags |
drivers/dma/st_fdma.c st_fdma_prep_dma_memcpy() -> st_fdma_alloc_desc()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | fchan | 4096-ptr_max |
| PARAM_VALUE | 1 | sg_len | 1 |
| DATA_SOURCE | 0 | fchan | r to_st_fdma_chan |
| 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/st_fdma.c st_fdma_prep_slave_sg() -> st_fdma_alloc_desc()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | fchan | 4096-ptr_max |
| PARAM_VALUE | 1 | sg_len | s32min-(-1),1-s32max |
| DATA_SOURCE | 0 | fchan | r st_fdma_prep_common |
| DATA_SOURCE | 1 | sg_len | $2 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 1 | sg_len | 2-524289[c] |
| 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 | &of->mutex | ||
| 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 | &sctlr->io_mutex | ||
| HALF_LOCKED2 | &sdd->lock | ||
| HALF_LOCKED2 | &spi->io_mutex | ||
| HALF_LOCKED2 | &spi->lock | ||
| HALF_LOCKED2 | _T->lock | ||
| HALF_LOCKED2 | ap->lock | ||
| HALF_LOCKED2 | flags | ||
| HALF_LOCKED2 | irq |