serial: etraxfs-uart: remove empty functions

Implementing enable_ms is optional by serial_core.
check_modem_status is just an empty local function.

Signed-off-by: Niklas Cassel <nks@flawful.org>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Tested-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/tty/serial/etraxfs-uart.c b/drivers/tty/serial/etraxfs-uart.c
index 72d89a8ff27ebd74cf2052bc0cb8e386ee344b18..8f242dc84cea09f9e4788260b37f0f3443f2b65d 100644 (file)
--- a/drivers/tty/serial/etraxfs-uart.c
+++ b/drivers/tty/serial/etraxfs-uart.c
@@ -366,14 +366,6 @@ static void etraxfs_uart_stop_rx(struct uart_port *port)
        REG_WR(ser, regi_ser, rw_rec_ctrl, rec_ctrl);
 }
 
-static void etraxfs_uart_enable_ms(struct uart_port *port)
-{
-}
-
-static void check_modem_status(struct uart_cris_port *up)
-{
-}
-
 static unsigned int etraxfs_uart_tx_empty(struct uart_port *port)
 {
        struct uart_cris_port *up = (struct uart_cris_port *)port;
@@ -591,7 +583,6 @@ ser_interrupt(int irq, void *dev_id)
                        receive_chars_no_dma(up);
                        handled = 1;
                }
-               check_modem_status(up);
 
                if (masked_intr.tr_rdy) {
                        transmit_chars_no_dma(up);
@@ -855,7 +846,6 @@ static const struct uart_ops etraxfs_uart_pops = {
        .start_tx = etraxfs_uart_start_tx,
        .send_xchar = etraxfs_uart_send_xchar,
        .stop_rx = etraxfs_uart_stop_rx,
-       .enable_ms = etraxfs_uart_enable_ms,
        .break_ctl = etraxfs_uart_break_ctl,
        .startup = etraxfs_uart_startup,
        .shutdown = etraxfs_uart_shutdown,