diff options
Diffstat (limited to 'drivers/tty/serial/imx.c')
| -rw-r--r-- | drivers/tty/serial/imx.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c index 7e91b3d368c..54ffdc6243f 100644 --- a/drivers/tty/serial/imx.c +++ b/drivers/tty/serial/imx.c @@ -508,8 +508,10 @@ static irqreturn_t imx_rxint(int irq, void *dev_id) if (uart_handle_sysrq_char(&sport->port, (unsigned char)rx)) continue; - if (rx & (URXD_PRERR | URXD_OVRRUN | URXD_FRMERR) ) { - if (rx & URXD_PRERR) + if (unlikely(rx & URXD_ERR)) { + if (rx & URXD_BRK) + sport->port.icount.brk++; + else if (rx & URXD_PRERR) sport->port.icount.parity++; else if (rx & URXD_FRMERR) sport->port.icount.frame++; @@ -524,7 +526,9 @@ static irqreturn_t imx_rxint(int irq, void *dev_id) rx &= sport->port.read_status_mask; - if (rx & URXD_PRERR) + if (rx & URXD_BRK) + flg = TTY_BREAK; + else if (rx & URXD_PRERR) flg = TTY_PARITY; else if (rx & URXD_FRMERR) flg = TTY_FRAME; |