Symbol: VIRTIO_SPI_RX_TX_SUPPORT_DUAL
drivers/spi/spi-virtio.c
287
if (tx_nbits_supported & VIRTIO_SPI_RX_TX_SUPPORT_DUAL)
drivers/spi/spi-virtio.c
296
if (rx_nbits_supported & VIRTIO_SPI_RX_TX_SUPPORT_DUAL)