110  * @tx_bytes:		Number of bytes left to transfer
245  * @transfer:	Pointer to the spi_transfer structure which provides
246  *		information about next transfer setup parameters
251  * is lower than the requested frequency (maximum lower) for the transfer. If
257 				       struct spi_transfer *transfer)  in cdns_spi_config_clock_freq()  argument
268 	if (xspi->speed_hz != transfer->speed_hz) {  in cdns_spi_config_clock_freq()
272 		       (frequency / (2 << baud_rate_val)) > transfer->speed_hz)  in cdns_spi_config_clock_freq()
284  * cdns_spi_setup_transfer - Configure SPI controller for specified transfer
286  * @transfer:	Pointer to the spi_transfer structure which provides
287  *		information about next transfer setup parameters
289  * Sets the operational mode of SPI controller for the next SPI transfer and
295 				   struct spi_transfer *transfer)  in cdns_spi_setup_transfer()  argument
299 	cdns_spi_config_clock_freq(spi, transfer);  in cdns_spi_setup_transfer()
352  * On Mode Fault interrupt this function indicates that transfer is completed,
370 		/* Indicate that transfer is completed, the SPI subsystem will  in cdns_spi_irq()
418  * cdns_transfer_one - Initiates the SPI transfer
421  * @transfer:	Pointer to the spi_transfer structure which provides
422  *		information about next transfer parameters
424  * This function in host mode fills the TX FIFO, starts the SPI transfer and
425  * returns a positive transfer count so that core will wait for completion.
426  * This function in target mode fills the TX FIFO and wait for transfer trigger.
428  * Return:	Number of bytes transferred in the last transfer
432 			     struct spi_transfer *transfer)  in cdns_transfer_one()  argument
436 	xspi->txbuf = transfer->tx_buf;  in cdns_transfer_one()
437 	xspi->rxbuf = transfer->rx_buf;  in cdns_transfer_one()
438 	xspi->tx_bytes = transfer->len;  in cdns_transfer_one()
439 	xspi->rx_bytes = transfer->len;  in cdns_transfer_one()
442 		cdns_spi_setup_transfer(spi, transfer);  in cdns_transfer_one()
460 	return transfer->len;  in cdns_transfer_one()
464  * cdns_prepare_transfer_hardware - Prepares hardware for transfer.
482  * cdns_unprepare_transfer_hardware - Relaxes hardware after transfer
532  * cdns_target_abort - Abort target transfer
535  * This function abort target transfer if there any transfer timeout.