MTK_UART_IER_XOFFI 241 drivers/tty/serial/8250/8250_mtk.c mtk8250_disable_intrs(up, MTK_UART_IER_XOFFI | MTK_UART_IER_XOFFI 257 drivers/tty/serial/8250/8250_mtk.c mtk8250_disable_intrs(up, MTK_UART_IER_XOFFI); MTK_UART_IER_XOFFI 275 drivers/tty/serial/8250/8250_mtk.c mtk8250_enable_intrs(up, MTK_UART_IER_XOFFI);