27     struct spi_ioc_transfer xfer =  in spi_write_data()  local
37     if (ioctl(spi_handle->fd, SPI_IOC_MESSAGE(1), &xfer) >= 0)  in spi_write_data()
52     struct spi_ioc_transfer xfer =  in spi_write_cmd()  local
60     if (ioctl(spi_handle->fd, SPI_IOC_MESSAGE(1), &xfer) >= 0)  in spi_write_cmd()
73     struct spi_ioc_transfer xfer[] =  in spi_read_data()  local
88     if (ioctl(spi_handle->fd, SPI_IOC_MESSAGE(2), xfer) >= 0)  in spi_read_data()
103     struct spi_ioc_transfer xfer =  in spi_read_ack()  local
111     if (ioctl(spi_handle->fd, SPI_IOC_MESSAGE(1), &xfer) >= 0) {  in spi_read_ack()
113             ioctl(spi_handle->fd, SPI_IOC_MESSAGE(1), &xfer);  in spi_read_ack()
121         ioctl(spi_handle->fd, SPI_IOC_MESSAGE(1), &xfer);  in spi_read_ack()
136     struct spi_ioc_transfer xfer =  in spi_sync()  local
144     if (ioctl(spi_handle->fd, SPI_IOC_MESSAGE(1), &xfer) >= 0)  in spi_sync()