SPI_SYNC_TRANSFER(9) Serial Peripheral Interface (S SPI_SYNC_TRANSFER(9)
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
CONTEXT
can sleep
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.
COPYRIGHT
Kernel Hackers Manual 3.10 June 2014 SPI_SYNC_TRANSFER(9)
