SPI_IOC_RD_LSB_FIRST  378 drivers/spi/spidev.c 	case SPI_IOC_RD_LSB_FIRST:
SPI_IOC_RD_LSB_FIRST   89 tools/spi/spidev_fdx.c 	if (ioctl(fd, SPI_IOC_RD_LSB_FIRST, &lsb) < 0) {