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path: root/drivers/tty/mxser.c
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Diffstat (limited to 'drivers/tty/mxser.c')
-rw-r--r--drivers/tty/mxser.c9
1 files changed, 3 insertions, 6 deletions
diff --git a/drivers/tty/mxser.c b/drivers/tty/mxser.c
index 8f3fdad37ac7..ab618ef3d171 100644
--- a/drivers/tty/mxser.c
+++ b/drivers/tty/mxser.c
@@ -746,12 +746,9 @@ static int mxser_change_speed(struct tty_struct *tty,
}
}
outb(info->MCR, info->ioaddr + UART_MCR);
- if (cflag & CLOCAL) {
- info->port.flags &= ~ASYNC_CHECK_CD;
- } else {
- info->port.flags |= ASYNC_CHECK_CD;
+ tty_port_set_check_carrier(&info->port, ~cflag & CLOCAL);
+ if (~cflag & CLOCAL)
info->IER |= UART_IER_MSI;
- }
outb(info->IER, info->ioaddr + UART_IER);
/*
@@ -824,7 +821,7 @@ static void mxser_check_modem_status(struct tty_struct *tty,
port->mon_data.modem_status = status;
wake_up_interruptible(&port->port.delta_msr_wait);
- if ((port->port.flags & ASYNC_CHECK_CD) && (status & UART_MSR_DDCD)) {
+ if (tty_port_check_carrier(&port->port) && (status & UART_MSR_DDCD)) {
if (status & UART_MSR_DCD)
wake_up_interruptible(&port->port.open_wait);
}