spi_ioc_transfer 114 include/uapi/linux/spi/spidev.h ((((N)*(sizeof (struct spi_ioc_transfer))) < (1 << _IOC_SIZEBITS)) \ spi_ioc_transfer 115 include/uapi/linux/spi/spidev.h ? ((N)*(sizeof (struct spi_ioc_transfer))) : 0)