TEGRA_UART_TX_DMA  551 drivers/tty/serial/serial-tegra.c 	tup->tx_in_progress = TEGRA_UART_TX_DMA;
TEGRA_UART_TX_DMA  613 drivers/tty/serial/serial-tegra.c 	if (tup->tx_in_progress != TEGRA_UART_TX_DMA)