Name
spi_sync_transfer —
synchronous SPI data transfer
Synopsis
int spi_sync_transfer ( | struct spi_device * spi, |
| | struct spi_transfer * xfers, |
| | unsigned int num_xfers); |
Arguments
spi
device with which data will be exchanged
xfers
An array of spi_transfers
num_xfers
Number of items in the xfer array
Description
Does a synchronous SPI data transfer of the given spi_transfer array.
For more specific semantics see spi_sync.
It returns zero on success, else a negative error code.