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serial m68k: put_char returns

Signed-off-by: Alan Cox <alan@redhat.com>
Acked-by: Greg Ungerer <gerg@uclinux.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Alan Cox 17 년 전
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09a6ffa84c
3개의 변경된 파일7개의 추가작업 그리고 5개의 파일을 삭제
  1. 2 1
      drivers/serial/68328serial.c
  2. 3 2
      drivers/serial/68360serial.c
  3. 2 2
      drivers/serial/mcfserial.c

+ 2 - 1
drivers/serial/68328serial.c

@@ -200,7 +200,7 @@ static void rs_stop(struct tty_struct *tty)
 	local_irq_restore(flags);
 }
 
-static void rs_put_char(char ch)
+static int rs_put_char(char ch)
 {
         int flags, loops = 0;
 
@@ -214,6 +214,7 @@ static void rs_put_char(char ch)
 	UTX_TXDATA = ch;
         udelay(5);
         local_irq_restore(flags);
+        return 1;
 }
 
 static void rs_start(struct tty_struct *tty)

+ 3 - 2
drivers/serial/68360serial.c

@@ -995,10 +995,10 @@ static void rs_360_put_char(struct tty_struct *tty, unsigned char ch)
 	volatile QUICC_BD	*bdp;
 
 	if (serial_paranoia_check(info, tty->name, "rs_put_char"))
-		return;
+		return 0;
 
 	if (!tty)
-		return;
+		return 0;
 
 	bdp = info->tx_cur;
 	while (bdp->status & BD_SC_READY);
@@ -1016,6 +1016,7 @@ static void rs_360_put_char(struct tty_struct *tty, unsigned char ch)
 		bdp++;
 
 	info->tx_cur = (QUICC_BD *)bdp;
+	return 1;
 
 }
 

+ 2 - 2
drivers/serial/mcfserial.c

@@ -1897,7 +1897,7 @@ static struct tty_driver *mcfrs_console_device(struct console *c, int *index)
  *	This is used for console output.
  */
 
-void mcfrs_put_char(char ch)
+int mcfrs_put_char(char ch)
 {
 	volatile unsigned char	*uartp;
 	unsigned long		flags;
@@ -1921,7 +1921,7 @@ void mcfrs_put_char(char ch)
 		mcfrs_init_console(); /* try and get it back */
 	local_irq_restore(flags);
 
-	return;
+	return 1;
 }