X-Git-Url: http://git.rot13.org/?a=blobdiff_plain;f=drivers%2Fserial%2Fau1x00_uart.c;h=a274ebf256a190fb6de6e94883a8807bbf31f752;hb=e3d8b77bc7a89d190ee895d0570af10c026e5086;hp=5400dc2c087e59eae61feb19677df7cc32bbbeda;hpb=38b22b6e9f46ab8f73ef5734f0e0a000766a9258;p=powerpc.git

diff --git a/drivers/serial/au1x00_uart.c b/drivers/serial/au1x00_uart.c
index 5400dc2c08..a274ebf256 100644
--- a/drivers/serial/au1x00_uart.c
+++ b/drivers/serial/au1x00_uart.c
@@ -200,7 +200,7 @@ static void autoconfig(struct uart_8250_port *up, unsigned int probeflags)
 	DEBUG_AUTOCONF("type=%s\n", uart_config[up->port.type].name);
 }
 
-static void serial8250_stop_tx(struct uart_port *port, unsigned int tty_stop)
+static void serial8250_stop_tx(struct uart_port *port)
 {
 	struct uart_8250_port *up = (struct uart_8250_port *)port;
 
@@ -210,7 +210,7 @@ static void serial8250_stop_tx(struct uart_port *port, unsigned int tty_stop)
 	}
 }
 
-static void serial8250_start_tx(struct uart_port *port, unsigned int tty_start)
+static void serial8250_start_tx(struct uart_port *port)
 {
 	struct uart_8250_port *up = (struct uart_8250_port *)port;
 
@@ -337,7 +337,7 @@ static _INLINE_ void transmit_chars(struct uart_8250_port *up)
 		return;
 	}
 	if (uart_circ_empty(xmit) || uart_tx_stopped(&up->port)) {
-		serial8250_stop_tx(&up->port, 0);
+		serial8250_stop_tx(&up->port);
 		return;
 	}
 
@@ -356,7 +356,7 @@ static _INLINE_ void transmit_chars(struct uart_8250_port *up)
 	DEBUG_INTR("THRE...");
 
 	if (uart_circ_empty(xmit))
-		serial8250_stop_tx(&up->port, 0);
+		serial8250_stop_tx(&up->port);
 }
 
 static _INLINE_ void check_modem_status(struct uart_8250_port *up)
@@ -556,13 +556,10 @@ static unsigned int serial8250_tx_empty(struct uart_port *port)
 static unsigned int serial8250_get_mctrl(struct uart_port *port)
 {
 	struct uart_8250_port *up = (struct uart_8250_port *)port;
-	unsigned long flags;
 	unsigned char status;
 	unsigned int ret;
 
-	spin_lock_irqsave(&up->port.lock, flags);
 	status = serial_in(up, UART_MSR);
-	spin_unlock_irqrestore(&up->port.lock, flags);
 
 	ret = 0;
 	if (status & UART_MSR_DCD)