4 files changed, 18 insertions, 27 deletions

diff --git a/drivers/tty/serial/68328serial.c b/drivers/tty/serial/68328serial.c
index 90639b590a10..4931212e5cf6 100644
--- a/drivers/tty/serial/68328serial.c
+++ b/drivers/tty/serial/68328serial.c
@@ -976,10 +976,8 @@ static void rs_set_termios(struct tty_struct *tty, struct ktermios *old_termios)
 
 	change_speed(info, tty);
 
-	if ((old_termios->c_cflag & CRTSCTS) &&
-	    !(tty->termios.c_cflag & CRTSCTS))
+	if ((old_termios->c_cflag & CRTSCTS) && !C_CRTSCTS(tty))
 		rs_start(tty);
-	
 }
 
 /*
diff --git a/drivers/tty/serial/crisv10.c b/drivers/tty/serial/crisv10.c
index e98aef797065..37f10c4a3faf 100644
--- a/drivers/tty/serial/crisv10.c
+++ b/drivers/tty/serial/crisv10.c
@@ -1413,9 +1413,8 @@ rs_stop(struct tty_struct *tty)
 		xoff = IO_FIELD(R_SERIAL0_XOFF, xoff_char,
 				STOP_CHAR(info->port.tty));
 		xoff |= IO_STATE(R_SERIAL0_XOFF, tx_stop, stop);
-		if (tty->termios.c_iflag & IXON ) {
+		if (I_IXON(tty))
 			xoff |= IO_STATE(R_SERIAL0_XOFF, auto_xoff, enable);
-		}
 
 		*((unsigned long *)&info->ioport[REG_XOFF]) = xoff;
 		local_irq_restore(flags);
@@ -1436,9 +1435,8 @@ rs_start(struct tty_struct *tty)
 					 info->xmit.tail,SERIAL_XMIT_SIZE)));
 		xoff = IO_FIELD(R_SERIAL0_XOFF, xoff_char, STOP_CHAR(tty));
 		xoff |= IO_STATE(R_SERIAL0_XOFF, tx_stop, enable);
-		if (tty->termios.c_iflag & IXON ) {
+		if (I_IXON(tty))
 			xoff |= IO_STATE(R_SERIAL0_XOFF, auto_xoff, enable);
-		}
 
 		*((unsigned long *)&info->ioport[REG_XOFF]) = xoff;
 		if (!info->uses_dma_out &&
@@ -3166,7 +3164,7 @@ rs_throttle(struct tty_struct * tty)
 	DFLOW(DEBUG_LOG(info->line,"rs_throttle\n"));
 
 	/* Do RTS before XOFF since XOFF might take some time */
-	if (tty->termios.c_cflag & CRTSCTS) {
+	if (C_CRTSCTS(tty)) {
 		/* Turn off RTS line */
 		e100_rts(info, 0);
 	}
@@ -3185,7 +3183,7 @@ rs_unthrottle(struct tty_struct * tty)
 	DFLOW(DEBUG_LOG(info->line,"rs_unthrottle ldisc\n"));
 	DFLOW(DEBUG_LOG(info->line,"rs_unthrottle flip.count: %i\n", tty->flip.count));
 	/* Do RTS before XOFF since XOFF might take some time */
-	if (tty->termios.c_cflag & CRTSCTS) {
+	if (C_CRTSCTS(tty)) {
 		/* Assert RTS line  */
 		e100_rts(info, 1);
 	}
@@ -3553,8 +3551,7 @@ rs_set_termios(struct tty_struct *tty, struct ktermios *old_termios)
 	change_speed(info);
 
 	/* Handle turning off CRTSCTS */
-	if ((old_termios->c_cflag & CRTSCTS) &&
-	    !(tty->termios.c_cflag & CRTSCTS))
+	if ((old_termios->c_cflag & CRTSCTS) && !C_CRTSCTS(tty))
 		rs_start(tty);
 
 }
@@ -3765,9 +3762,8 @@ block_til_ready(struct tty_struct *tty, struct file * filp,
 		return 0;
 	}
 
-	if (tty->termios.c_cflag & CLOCAL) {
-			do_clocal = 1;
-	}
+	if (C_CLOCAL(tty))
+		do_clocal = 1;
 
 	/*
 	 * Block waiting for the carrier detect and the line to become
diff --git a/drivers/tty/serial/jsm/jsm_tty.c b/drivers/tty/serial/jsm/jsm_tty.c
index 524e86ab3cae..00cac10ae75a 100644
--- a/drivers/tty/serial/jsm/jsm_tty.c
+++ b/drivers/tty/serial/jsm/jsm_tty.c
@@ -569,8 +569,7 @@ void jsm_input(struct jsm_channel *ch)
 	 *If the device is not open, or CREAD is off, flush
 	 *input data and return immediately.
 	 */
-	if (!tp ||
-		!(tp->termios.c_cflag & CREAD) ) {
+	if (!tp || !C_CREAD(tp)) {
 
 		jsm_dbg(READ, &ch->ch_bd->pci_dev,
 			"input. dropping %d bytes on port %d...\n",
diff --git a/drivers/tty/serial/serial_core.c b/drivers/tty/serial/serial_core.c
index b1f54ab1818c..1efdc2b476ea 100644
--- a/drivers/tty/serial/serial_core.c
+++ b/drivers/tty/serial/serial_core.c
@@ -171,14 +171,12 @@ static int uart_port_startup(struct tty_struct *tty, struct uart_state *state,
 		 */
 		uart_change_speed(tty, state, NULL);
 
-		if (init_hw) {
-			/*
-			 * Setup the RTS and DTR signals once the
-			 * port is open and ready to respond.
-			 */
-			if (tty->termios.c_cflag & CBAUD)
-				uart_set_mctrl(uport, TIOCM_RTS | TIOCM_DTR);
-		}
+		/*
+		 * Setup the RTS and DTR signals once the
+		 * port is open and ready to respond.
+		 */
+		if (init_hw && C_BAUD(tty))
+			uart_set_mctrl(uport, TIOCM_RTS | TIOCM_DTR);
 	}
 
 	/*
@@ -240,7 +238,7 @@ static void uart_shutdown(struct tty_struct *tty, struct uart_state *state)
 		if (uart_console(uport) && tty)
 			uport->cons->cflag = tty->termios.c_cflag;
 
-		if (!tty || (tty->termios.c_cflag & HUPCL))
+		if (!tty || C_HUPCL(tty))
 			uart_clear_mctrl(uport, TIOCM_DTR | TIOCM_RTS);
 
 		uart_port_shutdown(port);
@@ -639,7 +637,7 @@ static void uart_throttle(struct tty_struct *tty)
 
 	if (I_IXOFF(tty))
 		mask |= UPSTAT_AUTOXOFF;
-	if (tty->termios.c_cflag & CRTSCTS)
+	if (C_CRTSCTS(tty))
 		mask |= UPSTAT_AUTORTS;
 
 	if (port->status & mask) {
@@ -662,7 +660,7 @@ static void uart_unthrottle(struct tty_struct *tty)
 
 	if (I_IXOFF(tty))
 		mask |= UPSTAT_AUTOXOFF;
-	if (tty->termios.c_cflag & CRTSCTS)
+	if (C_CRTSCTS(tty))
 		mask |= UPSTAT_AUTORTS;
 
 	if (port->status & mask) {