dmaengine_submit

The interface has the following parameters.
  • Synopsis: 
    dma_cookie_t dmaengine_submit(struct dma_async_tx_descriptor *desc)
  • Description: The interface is used to submit a prepared transmission.
  • Parameter:
    • desc: The pointer to the description of the transmission.
  • Return:
    • Success: A cookie greater than 0.
    • Failure: Error code.