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path: root/drivers/tty/serial/imx.c
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Diffstat (limited to 'drivers/tty/serial/imx.c')
-rw-r--r--drivers/tty/serial/imx.c10
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;