Currently the ignore_status is not considered in the isr. Add a check to add the ignore_status. Fixes: 61ec9016988f ("tty/serial: add support for Xilinx PS UART) Signed-off-by: Shubhrajyoti Datta <shubhrajyoti.datta@xxxxxxxxxx> --- drivers/tty/serial/xilinx_uartps.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/tty/serial/xilinx_uartps.c b/drivers/tty/serial/xilinx_uartps.c index 94e1bc694457..ae99e1164f0c 100644 --- a/drivers/tty/serial/xilinx_uartps.c +++ b/drivers/tty/serial/xilinx_uartps.c @@ -361,6 +361,8 @@ static irqreturn_t cdns_uart_isr(int irq, void *dev_id) isrstatus &= ~CDNS_UART_IXR_TXEMPTY; } + isrstatus &= port->read_status_mask; + isrstatus &= ~port->ignore_status_mask; /* * Skip RX processing if RX is disabled as RXEMPTY will never be set * as read bytes will not be removed from the FIFO. -- 2.25.1