serial: treewide: Remove empty implementations of enable_ms()

Signed-off-by: Alexander Shiyan <shc_work@mail.ru> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
mariux64 · Jul 10, 2014 · 8b152f1 · 8b152f1
1 parent 1fdc310
commit 8b152f1
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diff --git a/drivers/tty/serial/21285.c b/drivers/tty/serial/21285.c
@@ -78,10 +78,6 @@ static void serial21285_stop_rx(struct uart_port *port)
 	}
 }
 
-static void serial21285_enable_ms(struct uart_port *port)
-{
-}
-
 static irqreturn_t serial21285_rx_chars(int irq, void *dev_id)
 {
 	struct uart_port *port = dev_id;
@@ -345,7 +341,6 @@ static struct uart_ops serial21285_ops = {
 	.stop_tx	= serial21285_stop_tx,
 	.start_tx	= serial21285_start_tx,
 	.stop_rx	= serial21285_stop_rx,
-	.enable_ms	= serial21285_enable_ms,
 	.break_ctl	= serial21285_break_ctl,
 	.startup	= serial21285_startup,
 	.shutdown	= serial21285_shutdown,

diff --git a/drivers/tty/serial/altera_jtaguart.c b/drivers/tty/serial/altera_jtaguart.c
@@ -109,10 +109,6 @@ static void altera_jtaguart_break_ctl(struct uart_port *port, int break_state)
 {
 }
 
-static void altera_jtaguart_enable_ms(struct uart_port *port)
-{
-}
-
 static void altera_jtaguart_set_termios(struct uart_port *port,
 					struct ktermios *termios,
 					struct ktermios *old)
@@ -291,7 +287,6 @@ static struct uart_ops altera_jtaguart_ops = {
 	.start_tx	= altera_jtaguart_start_tx,
 	.stop_tx	= altera_jtaguart_stop_tx,
 	.stop_rx	= altera_jtaguart_stop_rx,
-	.enable_ms	= altera_jtaguart_enable_ms,
 	.break_ctl	= altera_jtaguart_break_ctl,
 	.startup	= altera_jtaguart_startup,
 	.shutdown	= altera_jtaguart_shutdown,

diff --git a/drivers/tty/serial/altera_uart.c b/drivers/tty/serial/altera_uart.c
@@ -163,10 +163,6 @@ static void altera_uart_break_ctl(struct uart_port *port, int break_state)
 	spin_unlock_irqrestore(&port->lock, flags);
 }
 
-static void altera_uart_enable_ms(struct uart_port *port)
-{
-}
-
 static void altera_uart_set_termios(struct uart_port *port,
 				    struct ktermios *termios,
 				    struct ktermios *old)
@@ -415,7 +411,6 @@ static struct uart_ops altera_uart_ops = {
 	.start_tx	= altera_uart_start_tx,
 	.stop_tx	= altera_uart_stop_tx,
 	.stop_rx	= altera_uart_stop_rx,
-	.enable_ms	= altera_uart_enable_ms,
 	.break_ctl	= altera_uart_break_ctl,
 	.startup	= altera_uart_startup,
 	.shutdown	= altera_uart_shutdown,

diff --git a/drivers/tty/serial/apbuart.c b/drivers/tty/serial/apbuart.c
@@ -71,11 +71,6 @@ static void apbuart_stop_rx(struct uart_port *port)
 	UART_PUT_CTRL(port, cr);
 }
 
-static void apbuart_enable_ms(struct uart_port *port)
-{
-	/* No modem status change interrupts for APBUART */
-}
-
 static void apbuart_rx_chars(struct uart_port *port)
 {
 	unsigned int status, ch, rsr, flag;
@@ -337,7 +332,6 @@ static struct uart_ops grlib_apbuart_ops = {
 	.stop_tx = apbuart_stop_tx,
 	.start_tx = apbuart_start_tx,
 	.stop_rx = apbuart_stop_rx,
-	.enable_ms = apbuart_enable_ms,
 	.break_ctl = apbuart_break_ctl,
 	.startup = apbuart_startup,
 	.shutdown = apbuart_shutdown,

diff --git a/drivers/tty/serial/ar933x_uart.c b/drivers/tty/serial/ar933x_uart.c
@@ -176,10 +176,6 @@ static void ar933x_uart_break_ctl(struct uart_port *port, int break_state)
 	spin_unlock_irqrestore(&up->port.lock, flags);
 }
 
-static void ar933x_uart_enable_ms(struct uart_port *port)
-{
-}
-
 /*
  * baudrate = (clk / (scale + 1)) * (step * (1 / 2^17))
  */
@@ -495,7 +491,6 @@ static struct uart_ops ar933x_uart_ops = {
 	.stop_tx	= ar933x_uart_stop_tx,
 	.start_tx	= ar933x_uart_start_tx,
 	.stop_rx	= ar933x_uart_stop_rx,
-	.enable_ms	= ar933x_uart_enable_ms,
 	.break_ctl	= ar933x_uart_break_ctl,
 	.startup	= ar933x_uart_startup,
 	.shutdown	= ar933x_uart_shutdown,

diff --git a/drivers/tty/serial/arc_uart.c b/drivers/tty/serial/arc_uart.c
@@ -340,13 +340,6 @@ static void arc_serial_set_mctrl(struct uart_port *port, unsigned int mctrl)
 	/* MCR not present */
 }
 
-/* Enable Modem Status Interrupts */
-
-static void arc_serial_enable_ms(struct uart_port *port)
-{
-	/* MSR not present */
-}
-
 static void arc_serial_break_ctl(struct uart_port *port, int break_state)
 {
 	/* ARC UART doesn't support sending Break signal */
@@ -510,7 +503,6 @@ static struct uart_ops arc_serial_pops = {
 	.stop_tx	= arc_serial_stop_tx,
 	.start_tx	= arc_serial_start_tx,
 	.stop_rx	= arc_serial_stop_rx,
-	.enable_ms	= arc_serial_enable_ms,
 	.break_ctl	= arc_serial_break_ctl,
 	.startup	= arc_serial_startup,
 	.shutdown	= arc_serial_shutdown,

diff --git a/drivers/tty/serial/bfin_sport_uart.c b/drivers/tty/serial/bfin_sport_uart.c
@@ -426,11 +426,6 @@ static void sport_stop_rx(struct uart_port *port)
 	SSYNC();
 }
 
-static void sport_enable_ms(struct uart_port *port)
-{
-	pr_debug("%s enter\n", __func__);
-}
-
 static void sport_break_ctl(struct uart_port *port, int break_state)
 {
 	pr_debug("%s enter\n", __func__);
@@ -587,7 +582,6 @@ struct uart_ops sport_uart_ops = {
 	.stop_tx	= sport_stop_tx,
 	.start_tx	= sport_start_tx,
 	.stop_rx	= sport_stop_rx,
-	.enable_ms	= sport_enable_ms,
 	.break_ctl	= sport_break_ctl,
 	.startup	= sport_startup,
 	.shutdown	= sport_shutdown,

diff --git a/drivers/tty/serial/bfin_uart.c b/drivers/tty/serial/bfin_uart.c
@@ -200,14 +200,6 @@ static void bfin_serial_stop_rx(struct uart_port *port)
 	UART_CLEAR_IER(uart, ERBFI);
 }
 
-/*
- * Set the modem control timer to fire immediately.
- */
-static void bfin_serial_enable_ms(struct uart_port *port)
-{
-}
-
-
 #if ANOMALY_05000363 && defined(CONFIG_SERIAL_BFIN_PIO)
 # define UART_GET_ANOMALY_THRESHOLD(uart)    ((uart)->anomaly_threshold)
 # define UART_SET_ANOMALY_THRESHOLD(uart, v) ((uart)->anomaly_threshold = (v))
@@ -1014,7 +1006,6 @@ static struct uart_ops bfin_serial_pops = {
 	.stop_tx	= bfin_serial_stop_tx,
 	.start_tx	= bfin_serial_start_tx,
 	.stop_rx	= bfin_serial_stop_rx,
-	.enable_ms	= bfin_serial_enable_ms,
 	.break_ctl	= bfin_serial_break_ctl,
 	.startup	= bfin_serial_startup,
 	.shutdown	= bfin_serial_shutdown,

diff --git a/drivers/tty/serial/clps711x.c b/drivers/tty/serial/clps711x.c
@@ -352,7 +352,6 @@ static const struct uart_ops uart_clps711x_ops = {
 	.stop_tx	= uart_clps711x_stop_tx,
 	.start_tx	= uart_clps711x_start_tx,
 	.stop_rx	= uart_clps711x_nop_void,
-	.enable_ms	= uart_clps711x_nop_void,
 	.break_ctl	= uart_clps711x_break_ctl,
 	.set_ldisc	= uart_clps711x_set_ldisc,
 	.startup	= uart_clps711x_startup,

diff --git a/drivers/tty/serial/cpm_uart/cpm_uart_core.c b/drivers/tty/serial/cpm_uart/cpm_uart_core.c
@@ -201,14 +201,6 @@ static void cpm_uart_stop_rx(struct uart_port *port)
 		clrbits16(&sccp->scc_sccm, UART_SCCM_RX);
 }
 
-/*
- * Enable Modem status interrupts
- */
-static void cpm_uart_enable_ms(struct uart_port *port)
-{
-	pr_debug("CPM uart[%d]:enable ms\n", port->line);
-}
-
 /*
  * Generate a break.
  */
@@ -1122,7 +1114,6 @@ static struct uart_ops cpm_uart_pops = {
 	.stop_tx	= cpm_uart_stop_tx,
 	.start_tx	= cpm_uart_start_tx,
 	.stop_rx	= cpm_uart_stop_rx,
-	.enable_ms	= cpm_uart_enable_ms,
 	.break_ctl	= cpm_uart_break_ctl,
 	.startup	= cpm_uart_startup,
 	.shutdown	= cpm_uart_shutdown,

diff --git a/drivers/tty/serial/dz.c b/drivers/tty/serial/dz.c
@@ -151,11 +151,6 @@ static void dz_stop_rx(struct uart_port *uport)
 	dz_out(dport, DZ_LPR, dport->cflag);
 }
 
-static void dz_enable_ms(struct uart_port *uport)
-{
-	/* nothing to do */
-}
-
 /*
  * ------------------------------------------------------------
  *
@@ -751,7 +746,6 @@ static struct uart_ops dz_ops = {
 	.stop_tx	= dz_stop_tx,
 	.start_tx	= dz_start_tx,
 	.stop_rx	= dz_stop_rx,
-	.enable_ms	= dz_enable_ms,
 	.break_ctl	= dz_break_ctl,
 	.startup	= dz_startup,
 	.shutdown	= dz_shutdown,

diff --git a/drivers/tty/serial/efm32-uart.c b/drivers/tty/serial/efm32-uart.c
@@ -185,11 +185,6 @@ static void efm32_uart_stop_rx(struct uart_port *port)
 	efm32_uart_write32(efm_port, UARTn_CMD_RXDIS, UARTn_CMD);
 }
 
-static void efm32_uart_enable_ms(struct uart_port *port)
-{
-	/* no handshake lines, no modem status interrupts */
-}
-
 static void efm32_uart_break_ctl(struct uart_port *port, int ctl)
 {
 	/* not possible without fiddling with gpios */
@@ -499,7 +494,6 @@ static struct uart_ops efm32_uart_pops = {
 	.stop_tx = efm32_uart_stop_tx,
 	.start_tx = efm32_uart_start_tx,
 	.stop_rx = efm32_uart_stop_rx,
-	.enable_ms = efm32_uart_enable_ms,
 	.break_ctl = efm32_uart_break_ctl,
 	.startup = efm32_uart_startup,
 	.shutdown = efm32_uart_shutdown,

diff --git a/drivers/tty/serial/fsl_lpuart.c b/drivers/tty/serial/fsl_lpuart.c
@@ -179,10 +179,6 @@ static void lpuart_stop_rx(struct uart_port *port)
 	writeb(temp & ~UARTCR2_RE, port->membase + UARTCR2);
 }
 
-static void lpuart_enable_ms(struct uart_port *port)
-{
-}
-
 static void lpuart_copy_rx_to_tty(struct lpuart_port *sport,
 		struct tty_port *tty, int count)
 {
@@ -996,7 +992,6 @@ static struct uart_ops lpuart_pops = {
 	.stop_tx	= lpuart_stop_tx,
 	.start_tx	= lpuart_start_tx,
 	.stop_rx	= lpuart_stop_rx,
-	.enable_ms	= lpuart_enable_ms,
 	.break_ctl	= lpuart_break_ctl,
 	.startup	= lpuart_startup,
 	.shutdown	= lpuart_shutdown,

diff --git a/drivers/tty/serial/icom.c b/drivers/tty/serial/icom.c
@@ -1052,11 +1052,6 @@ static void icom_stop_rx(struct uart_port *port)
 	writeb(cmdReg & ~CMD_RCV_ENABLE, &ICOM_PORT->dram->CmdReg);
 }
 
-static void icom_enable_ms(struct uart_port *port)
-{
-	/* no-op */
-}
-
 static void icom_break(struct uart_port *port, int break_state)
 {
 	unsigned char cmdReg;
@@ -1300,7 +1295,6 @@ static struct uart_ops icom_ops = {
 	.start_tx = icom_start_tx,
 	.send_xchar = icom_send_xchar,
 	.stop_rx = icom_stop_rx,
-	.enable_ms = icom_enable_ms,
 	.break_ctl = icom_break,
 	.startup = icom_open,
 	.shutdown = icom_close,

diff --git a/drivers/tty/serial/ioc3_serial.c b/drivers/tty/serial/ioc3_serial.c
@@ -1880,7 +1880,6 @@ static struct uart_ops ioc3_ops = {
 	.stop_tx = ic3_stop_tx,
 	.start_tx = ic3_start_tx,
 	.stop_rx = ic3_stop_rx,
-	.enable_ms = null_void_function,
 	.break_ctl = ic3_break_ctl,
 	.startup = ic3_startup,
 	.shutdown = ic3_shutdown,

diff --git a/drivers/tty/serial/ioc4_serial.c b/drivers/tty/serial/ioc4_serial.c
@@ -2597,7 +2597,6 @@ static struct uart_ops ioc4_ops = {
 	.stop_tx	= ic4_stop_tx,
 	.start_tx	= ic4_start_tx,
 	.stop_rx	= null_void_function,
-	.enable_ms	= null_void_function,
 	.break_ctl	= ic4_break_ctl,
 	.startup	= ic4_startup,
 	.shutdown	= ic4_shutdown,

diff --git a/drivers/tty/serial/jsm/jsm_tty.c b/drivers/tty/serial/jsm/jsm_tty.c
@@ -177,11 +177,6 @@ static void jsm_tty_stop_rx(struct uart_port *port)
 	channel->ch_bd->bd_ops->disable_receiver(channel);
 }
 
-static void jsm_tty_enable_ms(struct uart_port *port)
-{
-	/* Nothing needed */
-}
-
 static void jsm_tty_break(struct uart_port *port, int break_state)
 {
 	unsigned long lock_flags;
@@ -354,7 +349,6 @@ static struct uart_ops jsm_ops = {
 	.start_tx	= jsm_tty_start_tx,
 	.send_xchar	= jsm_tty_send_xchar,
 	.stop_rx	= jsm_tty_stop_rx,
-	.enable_ms	= jsm_tty_enable_ms,
 	.break_ctl	= jsm_tty_break,
 	.startup	= jsm_tty_open,
 	.shutdown	= jsm_tty_close,

diff --git a/drivers/tty/serial/lantiq.c b/drivers/tty/serial/lantiq.c
@@ -154,11 +154,6 @@ lqasc_stop_rx(struct uart_port *port)
 	ltq_w32(ASCWHBSTATE_CLRREN, port->membase + LTQ_ASC_WHBSTATE);
 }
 
-static void
-lqasc_enable_ms(struct uart_port *port)
-{
-}
-
 static int
 lqasc_rx_chars(struct uart_port *port)
 {
@@ -568,7 +563,6 @@ static struct uart_ops lqasc_pops = {
 	.stop_tx =	lqasc_stop_tx,
 	.start_tx =	lqasc_start_tx,
 	.stop_rx =	lqasc_stop_rx,
-	.enable_ms =	lqasc_enable_ms,
 	.break_ctl =	lqasc_break_ctl,
 	.startup =	lqasc_startup,
 	.shutdown =	lqasc_shutdown,

diff --git a/drivers/tty/serial/lpc32xx_hs.c b/drivers/tty/serial/lpc32xx_hs.c
@@ -427,12 +427,6 @@ static void serial_lpc32xx_stop_rx(struct uart_port *port)
 		LPC32XX_HSU_FE_INT), LPC32XX_HSUART_IIR(port->membase));
 }
 
-/* port->lock held by caller.  */
-static void serial_lpc32xx_enable_ms(struct uart_port *port)
-{
-	/* Modem status is not supported */
-}
-
 /* port->lock is not held.  */
 static void serial_lpc32xx_break_ctl(struct uart_port *port,
 				     int break_state)
@@ -658,7 +652,6 @@ static struct uart_ops serial_lpc32xx_pops = {
 	.stop_tx	= serial_lpc32xx_stop_tx,
 	.start_tx	= serial_lpc32xx_start_tx,
 	.stop_rx	= serial_lpc32xx_stop_rx,
-	.enable_ms	= serial_lpc32xx_enable_ms,
 	.break_ctl	= serial_lpc32xx_break_ctl,
 	.startup	= serial_lpc32xx_startup,
 	.shutdown	= serial_lpc32xx_shutdown,

diff --git a/drivers/tty/serial/max310x.c b/drivers/tty/serial/max310x.c
@@ -1008,7 +1008,6 @@ static const struct uart_ops max310x_ops = {
 	.stop_tx	= max310x_null_void,
 	.start_tx	= max310x_start_tx,
 	.stop_rx	= max310x_null_void,
-	.enable_ms	= max310x_null_void,
 	.break_ctl	= max310x_break_ctl,
 	.startup	= max310x_startup,
 	.shutdown	= max310x_shutdown,

diff --git a/drivers/tty/serial/mcf.c b/drivers/tty/serial/mcf.c
@@ -150,12 +150,6 @@ static void mcf_break_ctl(struct uart_port *port, int break_state)
 
 /****************************************************************************/
 
-static void mcf_enable_ms(struct uart_port *port)
-{
-}
-
-/****************************************************************************/
-
 static int mcf_startup(struct uart_port *port)
 {
 	struct mcf_uart *pp = container_of(port, struct mcf_uart, port);
@@ -507,7 +501,6 @@ static const struct uart_ops mcf_uart_ops = {
 	.start_tx	= mcf_start_tx,
 	.stop_tx	= mcf_stop_tx,
 	.stop_rx	= mcf_stop_rx,
-	.enable_ms	= mcf_enable_ms,
 	.break_ctl	= mcf_break_ctl,
 	.startup	= mcf_startup,
 	.shutdown	= mcf_shutdown,

diff --git a/drivers/tty/serial/mpsc.c b/drivers/tty/serial/mpsc.c
@@ -1336,10 +1336,6 @@ static void mpsc_stop_rx(struct uart_port *port)
 	mpsc_sdma_cmd(pi, SDMA_SDCM_AR);
 }
 
-static void mpsc_enable_ms(struct uart_port *port)
-{
-}
-
 static void mpsc_break_ctl(struct uart_port *port, int ctl)
 {
 	struct mpsc_port_info *pi = (struct mpsc_port_info *)port;
@@ -1674,7 +1670,6 @@ static struct uart_ops mpsc_pops = {
 	.stop_tx	= mpsc_stop_tx,
 	.start_tx	= mpsc_start_tx,
 	.stop_rx	= mpsc_stop_rx,
-	.enable_ms	= mpsc_enable_ms,
 	.break_ctl	= mpsc_break_ctl,
 	.startup	= mpsc_startup,
 	.shutdown	= mpsc_shutdown,